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mac80211: support drivers reporting VHT RX
[linux-2.6-block.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)) {
76 /*
77 * Prohibit MONITOR_FLAG_COOK_FRAMES to be
78 * changed while the interface is up.
79 * Else we would need to add a lot of cruft
80 * to update everything:
81 * cooked_mntrs, monitor and all fif_* counters
82 * reconfigure hardware
83 */
84 if ((*flags & MONITOR_FLAG_COOK_FRAMES) !=
85 (sdata->u.mntr_flags & MONITOR_FLAG_COOK_FRAMES))
86 return -EBUSY;
87
88 ieee80211_adjust_monitor_flags(sdata, -1);
89 sdata->u.mntr_flags = *flags;
90 ieee80211_adjust_monitor_flags(sdata, 1);
91
92 ieee80211_configure_filter(local);
93 } else {
94 /*
95 * Because the interface is down, ieee80211_do_stop
96 * and ieee80211_do_open take care of "everything"
97 * mentioned in the comment above.
98 */
99 sdata->u.mntr_flags = *flags;
100 }
101 }
f7917af9 102
42613db7
JB		 103 return 0;
104}
105
f142c6b9
JB		 106static int ieee80211_start_p2p_device(struct wiphy *wiphy,
107 struct wireless_dev *wdev)
108{
109 return ieee80211_do_open(wdev, true);
110}
111
112static void ieee80211_stop_p2p_device(struct wiphy *wiphy,
113 struct wireless_dev *wdev)
114{
115 ieee80211_sdata_stop(IEEE80211_WDEV_TO_SUB_IF(wdev));
116}
117
b53be792
SW		 118static int ieee80211_set_noack_map(struct wiphy *wiphy,
119 struct net_device *dev,
120 u16 noack_map)
121{
122 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
123
124 sdata->noack_map = noack_map;
125 return 0;
126}
127
e8cbb4cb 128static int ieee80211_add_key(struct wiphy *wiphy, struct net_device *dev,
e31b8213 129 u8 key_idx, bool pairwise, const u8 *mac_addr,
e8cbb4cb
JB		 130 struct key_params *params)
131{
26a58456 132 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
e8cbb4cb 133 struct sta_info *sta = NULL;
db4d1169 134 struct ieee80211_key *key;
3b96766f 135 int err;
e8cbb4cb 136
26a58456 137 if (!ieee80211_sdata_running(sdata))
ad0e2b5a
JB		 138 return -ENETDOWN;
139
97359d12 140 /* reject WEP and TKIP keys if WEP failed to initialize */
e8cbb4cb
JB		 141 switch (params->cipher) {
142 case WLAN_CIPHER_SUITE_WEP40:
e8cbb4cb 143 case WLAN_CIPHER_SUITE_TKIP:
97359d12
JB		 144 case WLAN_CIPHER_SUITE_WEP104:
145 if (IS_ERR(sdata->local->wep_tx_tfm))
146 return -EINVAL;
3cfcf6ac 147 break;
e8cbb4cb 148 default:
97359d12 149 break;
e8cbb4cb
JB		 150 }
151
97359d12
JB		 152 key = ieee80211_key_alloc(params->cipher, key_idx, params->key_len,
153 params->key, params->seq_len, params->seq);
1ac62ba7
BH		 154 if (IS_ERR(key))
155 return PTR_ERR(key);
db4d1169 156
e31b8213
JB		 157 if (pairwise)
158 key->conf.flags |= IEEE80211_KEY_FLAG_PAIRWISE;
159
ad0e2b5a 160 mutex_lock(&sdata->local->sta_mtx);
3b96766f 161
e8cbb4cb 162 if (mac_addr) {
ff973af7
TP		 163 if (ieee80211_vif_is_mesh(&sdata->vif))
164 sta = sta_info_get(sdata, mac_addr);
165 else
166 sta = sta_info_get_bss(sdata, mac_addr);
db4d1169 167 if (!sta) {
32162a4d 168 ieee80211_key_free(sdata->local, key);
3b96766f
JB		 169 err = -ENOENT;
170 goto out_unlock;
db4d1169 171 }
e8cbb4cb
JB		 172 }
173
e548c49e
JB		 174 switch (sdata->vif.type) {
175 case NL80211_IFTYPE_STATION:
176 if (sdata->u.mgd.mfp != IEEE80211_MFP_DISABLED)
177 key->conf.flags |= IEEE80211_KEY_FLAG_RX_MGMT;
178 break;
179 case NL80211_IFTYPE_AP:
180 case NL80211_IFTYPE_AP_VLAN:
181 /* Keys without a station are used for TX only */
182 if (key->sta && test_sta_flag(key->sta, WLAN_STA_MFP))
183 key->conf.flags |= IEEE80211_KEY_FLAG_RX_MGMT;
184 break;
185 case NL80211_IFTYPE_ADHOC:
186 /* no MFP (yet) */
187 break;
188 case NL80211_IFTYPE_MESH_POINT:
189#ifdef CONFIG_MAC80211_MESH
190 if (sdata->u.mesh.security != IEEE80211_MESH_SEC_NONE)
191 key->conf.flags |= IEEE80211_KEY_FLAG_RX_MGMT;
192 break;
193#endif
194 case NL80211_IFTYPE_WDS:
195 case NL80211_IFTYPE_MONITOR:
196 case NL80211_IFTYPE_P2P_DEVICE:
197 case NL80211_IFTYPE_UNSPECIFIED:
198 case NUM_NL80211_IFTYPES:
199 case NL80211_IFTYPE_P2P_CLIENT:
200 case NL80211_IFTYPE_P2P_GO:
201 /* shouldn't happen */
202 WARN_ON_ONCE(1);
203 break;
204 }
205
3ffc2a90
JB		 206 err = ieee80211_key_link(key, sdata, sta);
207 if (err)
208 ieee80211_key_free(sdata->local, key);
db4d1169 209
3b96766f 210 out_unlock:
ad0e2b5a 211 mutex_unlock(&sdata->local->sta_mtx);
3b96766f
JB		 212
213 return err;
e8cbb4cb
JB		 214}
215
216static int ieee80211_del_key(struct wiphy *wiphy, struct net_device *dev,
e31b8213 217 u8 key_idx, bool pairwise, const u8 *mac_addr)
e8cbb4cb 218{
5c0c3641
JB		 219 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
220 struct ieee80211_local *local = sdata->local;
e8cbb4cb 221 struct sta_info *sta;
5c0c3641 222 struct ieee80211_key *key = NULL;
e8cbb4cb
JB		 223 int ret;
224
5c0c3641
JB		 225 mutex_lock(&local->sta_mtx);
226 mutex_lock(&local->key_mtx);
3b96766f 227
e8cbb4cb 228 if (mac_addr) {
3b96766f
JB		 229 ret = -ENOENT;
230
0e5ded5a 231 sta = sta_info_get_bss(sdata, mac_addr);
e8cbb4cb 232 if (!sta)
3b96766f 233 goto out_unlock;
e8cbb4cb 234
5c0c3641 235 if (pairwise)
40b275b6 236 key = key_mtx_dereference(local, sta->ptk);
5c0c3641 237 else
40b275b6 238 key = key_mtx_dereference(local, sta->gtk[key_idx]);
5c0c3641 239 } else
40b275b6 240 key = key_mtx_dereference(local, sdata->keys[key_idx]);
e8cbb4cb 241
5c0c3641 242 if (!key) {
3b96766f
JB		 243 ret = -ENOENT;
244 goto out_unlock;
245 }
e8cbb4cb 246
5c0c3641 247 __ieee80211_key_free(key);
e8cbb4cb 248
3b96766f
JB		 249 ret = 0;
250 out_unlock:
5c0c3641
JB		 251 mutex_unlock(&local->key_mtx);
252 mutex_unlock(&local->sta_mtx);
3b96766f
JB		 253
254 return ret;
e8cbb4cb
JB		 255}
256
62da92fb 257static int ieee80211_get_key(struct wiphy *wiphy, struct net_device *dev,
e31b8213
JB		 258 u8 key_idx, bool pairwise, const u8 *mac_addr,
259 void *cookie,
62da92fb
JB		 260 void (*callback)(void *cookie,
261 struct key_params *params))
262{
14db74bc 263 struct ieee80211_sub_if_data *sdata;
62da92fb
JB		 264 struct sta_info *sta = NULL;
265 u8 seq[6] = {0};
266 struct key_params params;
e31b8213 267 struct ieee80211_key *key = NULL;
aba83a0b 268 u64 pn64;
62da92fb
JB		 269 u32 iv32;
270 u16 iv16;
271 int err = -ENOENT;
272
14db74bc
JB		 273 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
274
3b96766f
JB		 275 rcu_read_lock();
276
62da92fb 277 if (mac_addr) {
0e5ded5a 278 sta = sta_info_get_bss(sdata, mac_addr);
62da92fb
JB		 279 if (!sta)
280 goto out;
281
e31b8213 282 if (pairwise)
a3836e02 283 key = rcu_dereference(sta->ptk);
e31b8213 284 else if (key_idx < NUM_DEFAULT_KEYS)
a3836e02 285 key = rcu_dereference(sta->gtk[key_idx]);
62da92fb 286 } else
a3836e02 287 key = rcu_dereference(sdata->keys[key_idx]);
62da92fb
JB		 288
289 if (!key)
290 goto out;
291
292 memset(&params, 0, sizeof(params));
293
97359d12 294 params.cipher = key->conf.cipher;
62da92fb 295
97359d12
JB		 296 switch (key->conf.cipher) {
297 case WLAN_CIPHER_SUITE_TKIP:
b0f76b33
HH		 298 iv32 = key->u.tkip.tx.iv32;
299 iv16 = key->u.tkip.tx.iv16;
62da92fb 300
24487981
JB		 301 if (key->flags & KEY_FLAG_UPLOADED_TO_HARDWARE)
302 drv_get_tkip_seq(sdata->local,
303 key->conf.hw_key_idx,
304 &iv32, &iv16);
62da92fb
JB		 305
306 seq[0] = iv16 & 0xff;
307 seq[1] = (iv16 >> 8) & 0xff;
308 seq[2] = iv32 & 0xff;
309 seq[3] = (iv32 >> 8) & 0xff;
310 seq[4] = (iv32 >> 16) & 0xff;
311 seq[5] = (iv32 >> 24) & 0xff;
312 params.seq = seq;
313 params.seq_len = 6;
314 break;
97359d12 315 case WLAN_CIPHER_SUITE_CCMP:
aba83a0b
JB		 316 pn64 = atomic64_read(&key->u.ccmp.tx_pn);
317 seq[0] = pn64;
318 seq[1] = pn64 >> 8;
319 seq[2] = pn64 >> 16;
320 seq[3] = pn64 >> 24;
321 seq[4] = pn64 >> 32;
322 seq[5] = pn64 >> 40;
62da92fb
JB		 323 params.seq = seq;
324 params.seq_len = 6;
325 break;
97359d12 326 case WLAN_CIPHER_SUITE_AES_CMAC:
75396ae6
JB		 327 pn64 = atomic64_read(&key->u.aes_cmac.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;
3cfcf6ac
JM		 334 params.seq = seq;
335 params.seq_len = 6;
336 break;
62da92fb
JB		 337 }
338
339 params.key = key->conf.key;
340 params.key_len = key->conf.keylen;
341
342 callback(cookie, &params);
343 err = 0;
344
345 out:
3b96766f 346 rcu_read_unlock();
62da92fb
JB		 347 return err;
348}
349
e8cbb4cb
JB		 350static int ieee80211_config_default_key(struct wiphy *wiphy,
351 struct net_device *dev,
dbd2fd65
JB		 352 u8 key_idx, bool uni,
353 bool multi)
e8cbb4cb 354{
ad0e2b5a 355 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
3b96766f 356
f7e0104c 357 ieee80211_set_default_key(sdata, key_idx, uni, multi);
e8cbb4cb
JB		 358
359 return 0;
360}
361
3cfcf6ac
JM		 362static int ieee80211_config_default_mgmt_key(struct wiphy *wiphy,
363 struct net_device *dev,
364 u8 key_idx)
365{
66c52421 366 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
3cfcf6ac 367
3cfcf6ac
JM		 368 ieee80211_set_default_mgmt_key(sdata, key_idx);
369
3cfcf6ac
JM		 370 return 0;
371}
372
3af6334c
FF		 373static void rate_idx_to_bitrate(struct rate_info *rate, struct sta_info *sta, int idx)
374{
55de908a
JB		 375 enum ieee80211_band band = ieee80211_get_sdata_band(sta->sdata);
376
5614618e
JB		 377 if (!(rate->flags & RATE_INFO_FLAGS_MCS) &&
378 !(rate->flags & RATE_INFO_FLAGS_VHT_MCS)) {
3af6334c 379 struct ieee80211_supported_band *sband;
55de908a 380 sband = sta->local->hw.wiphy->bands[band];
3af6334c
FF		 381 rate->legacy = sband->bitrates[idx].bitrate;
382 } else
383 rate->mcs = idx;
384}
385
6b62bf32
TP		 386void sta_set_rate_info_tx(struct sta_info *sta,
387 const struct ieee80211_tx_rate *rate,
388 struct rate_info *rinfo)
389{
390 rinfo->flags = 0;
391 if (rate->flags & IEEE80211_TX_RC_MCS)
392 rinfo->flags |= RATE_INFO_FLAGS_MCS;
393 if (rate->flags & IEEE80211_TX_RC_40_MHZ_WIDTH)
394 rinfo->flags |= RATE_INFO_FLAGS_40_MHZ_WIDTH;
395 if (rate->flags & IEEE80211_TX_RC_SHORT_GI)
396 rinfo->flags |= RATE_INFO_FLAGS_SHORT_GI;
397 rate_idx_to_bitrate(rinfo, sta, rate->idx);
398}
399
c5dd9c2b
LCC		 400static void sta_set_sinfo(struct sta_info *sta, struct station_info *sinfo)
401{
d0709a65 402 struct ieee80211_sub_if_data *sdata = sta->sdata;
66572cfc 403 struct ieee80211_local *local = sdata->local;
ebe27c91 404 struct timespec uptime;
c5dd9c2b 405
f5ea9120
JB		 406 sinfo->generation = sdata->local->sta_generation;
407
c5dd9c2b
LCC		 408 sinfo->filled = STATION_INFO_INACTIVE_TIME |
409 STATION_INFO_RX_BYTES |
420e7fab 410 STATION_INFO_TX_BYTES |
98c8a60a
JM		 411 STATION_INFO_RX_PACKETS |
412 STATION_INFO_TX_PACKETS |
b206b4ef
BR		 413 STATION_INFO_TX_RETRIES |
414 STATION_INFO_TX_FAILED |
5a5c731a 415 STATION_INFO_TX_BITRATE |
3af6334c 416 STATION_INFO_RX_BITRATE |
f4263c98 417 STATION_INFO_RX_DROP_MISC |
ebe27c91 418 STATION_INFO_BSS_PARAM |
7a724767 419 STATION_INFO_CONNECTED_TIME |
a85e1d55
PS		 420 STATION_INFO_STA_FLAGS |
421 STATION_INFO_BEACON_LOSS_COUNT;
ebe27c91
MSS		 422
423 do_posix_clock_monotonic_gettime(&uptime);
424 sinfo->connected_time = uptime.tv_sec - sta->last_connected;
c5dd9c2b
LCC		 425
426 sinfo->inactive_time = jiffies_to_msecs(jiffies - sta->last_rx);
427 sinfo->rx_bytes = sta->rx_bytes;
428 sinfo->tx_bytes = sta->tx_bytes;
98c8a60a
JM		 429 sinfo->rx_packets = sta->rx_packets;
430 sinfo->tx_packets = sta->tx_packets;
b206b4ef
BR		 431 sinfo->tx_retries = sta->tx_retry_count;
432 sinfo->tx_failed = sta->tx_retry_failed;
5a5c731a 433 sinfo->rx_dropped_misc = sta->rx_dropped;
a85e1d55 434 sinfo->beacon_loss_count = sta->beacon_loss_count;
c5dd9c2b 435
19deffbe
JL		 436 if ((sta->local->hw.flags & IEEE80211_HW_SIGNAL_DBM) ||
437 (sta->local->hw.flags & IEEE80211_HW_SIGNAL_UNSPEC)) {
541a45a1 438 sinfo->filled |= STATION_INFO_SIGNAL | STATION_INFO_SIGNAL_AVG;
66572cfc
VG		 439 if (!local->ops->get_rssi ||
440 drv_get_rssi(local, sdata, &sta->sta, &sinfo->signal))
441 sinfo->signal = (s8)sta->last_signal;
541a45a1 442 sinfo->signal_avg = (s8) -ewma_read(&sta->avg_signal);
420e7fab
HR		 443 }
444
6b62bf32 445 sta_set_rate_info_tx(sta, &sta->last_tx_rate, &sinfo->txrate);
3af6334c
FF		 446
447 sinfo->rxrate.flags = 0;
5614618e 448 if (sta->last_rx_rate_flag & RX_FLAG_HT) {
3af6334c 449 sinfo->rxrate.flags |= RATE_INFO_FLAGS_MCS;
5614618e
JB		 450 sinfo->rxrate.mcs = sta->last_rx_rate_idx;
451 } else if (sta->last_rx_rate_flag & RX_FLAG_VHT) {
452 sinfo->rxrate.flags |= RATE_INFO_FLAGS_VHT_MCS;
453 sinfo->rxrate.nss = sta->last_rx_rate_vht_nss;
454 sinfo->rxrate.mcs = sta->last_rx_rate_idx;
455 } else {
456 struct ieee80211_supported_band *sband;
457
458 sband = sta->local->hw.wiphy->bands[
459 ieee80211_get_sdata_band(sta->sdata)];
460 sinfo->rxrate.legacy =
461 sband->bitrates[sta->last_rx_rate_idx].bitrate;
462 }
463
3af6334c
FF		 464 if (sta->last_rx_rate_flag & RX_FLAG_40MHZ)
465 sinfo->rxrate.flags |= RATE_INFO_FLAGS_40_MHZ_WIDTH;
466 if (sta->last_rx_rate_flag & RX_FLAG_SHORT_GI)
467 sinfo->rxrate.flags |= RATE_INFO_FLAGS_SHORT_GI;
5614618e
JB		 468 if (sta->last_rx_rate_flag & RX_FLAG_80MHZ)
469 sinfo->rxrate.flags |= RATE_INFO_FLAGS_80_MHZ_WIDTH;
470 if (sta->last_rx_rate_flag & RX_FLAG_80P80MHZ)
471 sinfo->rxrate.flags |= RATE_INFO_FLAGS_80P80_MHZ_WIDTH;
472 if (sta->last_rx_rate_flag & RX_FLAG_160MHZ)
473 sinfo->rxrate.flags |= RATE_INFO_FLAGS_160_MHZ_WIDTH;
420e7fab 474
902acc78 475 if (ieee80211_vif_is_mesh(&sdata->vif)) {
c5dd9c2b 476#ifdef CONFIG_MAC80211_MESH
c5dd9c2b
LCC		 477 sinfo->filled |= STATION_INFO_LLID |
478 STATION_INFO_PLID |
479 STATION_INFO_PLINK_STATE;
480
481 sinfo->llid = le16_to_cpu(sta->llid);
482 sinfo->plid = le16_to_cpu(sta->plid);
483 sinfo->plink_state = sta->plink_state;
d299a1f2
JC		 484 if (test_sta_flag(sta, WLAN_STA_TOFFSET_KNOWN)) {
485 sinfo->filled |= STATION_INFO_T_OFFSET;
486 sinfo->t_offset = sta->t_offset;
487 }
c5dd9c2b 488#endif
902acc78 489 }
f4263c98
PS		 490
491 sinfo->bss_param.flags = 0;
492 if (sdata->vif.bss_conf.use_cts_prot)
493 sinfo->bss_param.flags |= BSS_PARAM_FLAGS_CTS_PROT;
494 if (sdata->vif.bss_conf.use_short_preamble)
495 sinfo->bss_param.flags |= BSS_PARAM_FLAGS_SHORT_PREAMBLE;
496 if (sdata->vif.bss_conf.use_short_slot)
497 sinfo->bss_param.flags |= BSS_PARAM_FLAGS_SHORT_SLOT_TIME;
498 sinfo->bss_param.dtim_period = sdata->local->hw.conf.ps_dtim_period;
499 sinfo->bss_param.beacon_interval = sdata->vif.bss_conf.beacon_int;
7a724767
HS		 500
501 sinfo->sta_flags.set = 0;
502 sinfo->sta_flags.mask = BIT(NL80211_STA_FLAG_AUTHORIZED) |
503 BIT(NL80211_STA_FLAG_SHORT_PREAMBLE) |
504 BIT(NL80211_STA_FLAG_WME) |
505 BIT(NL80211_STA_FLAG_MFP) |
e4121562
HS		 506 BIT(NL80211_STA_FLAG_AUTHENTICATED) |
507 BIT(NL80211_STA_FLAG_TDLS_PEER);
7a724767
HS		 508 if (test_sta_flag(sta, WLAN_STA_AUTHORIZED))
509 sinfo->sta_flags.set |= BIT(NL80211_STA_FLAG_AUTHORIZED);
510 if (test_sta_flag(sta, WLAN_STA_SHORT_PREAMBLE))
511 sinfo->sta_flags.set |= BIT(NL80211_STA_FLAG_SHORT_PREAMBLE);
512 if (test_sta_flag(sta, WLAN_STA_WME))
513 sinfo->sta_flags.set |= BIT(NL80211_STA_FLAG_WME);
514 if (test_sta_flag(sta, WLAN_STA_MFP))
515 sinfo->sta_flags.set |= BIT(NL80211_STA_FLAG_MFP);
516 if (test_sta_flag(sta, WLAN_STA_AUTH))
517 sinfo->sta_flags.set |= BIT(NL80211_STA_FLAG_AUTHENTICATED);
e4121562
HS		 518 if (test_sta_flag(sta, WLAN_STA_TDLS_PEER))
519 sinfo->sta_flags.set |= BIT(NL80211_STA_FLAG_TDLS_PEER);
c5dd9c2b
LCC		 520}
521
b1ab7925
BG		 522static const char ieee80211_gstrings_sta_stats[][ETH_GSTRING_LEN] = {
523 "rx_packets", "rx_bytes", "wep_weak_iv_count",
524 "rx_duplicates", "rx_fragments", "rx_dropped",
525 "tx_packets", "tx_bytes", "tx_fragments",
526 "tx_filtered", "tx_retry_failed", "tx_retries",
3073a7c2
BG		 527 "beacon_loss", "sta_state", "txrate", "rxrate", "signal",
528 "channel", "noise", "ch_time", "ch_time_busy",
529 "ch_time_ext_busy", "ch_time_rx", "ch_time_tx"
b1ab7925
BG		 530};
531#define STA_STATS_LEN ARRAY_SIZE(ieee80211_gstrings_sta_stats)
532
533static int ieee80211_get_et_sset_count(struct wiphy *wiphy,
534 struct net_device *dev,
535 int sset)
536{
e352114f
BG		 537 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
538 int rv = 0;
539
b1ab7925 540 if (sset == ETH_SS_STATS)
e352114f
BG		 541 rv += STA_STATS_LEN;
542
543 rv += drv_get_et_sset_count(sdata, sset);
b1ab7925 544
e352114f
BG		 545 if (rv == 0)
546 return -EOPNOTSUPP;
547 return rv;
b1ab7925
BG		 548}
549
550static void ieee80211_get_et_stats(struct wiphy *wiphy,
551 struct net_device *dev,
552 struct ethtool_stats *stats,
553 u64 *data)
554{
555 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
55de908a
JB		 556 struct ieee80211_chanctx_conf *chanctx_conf;
557 struct ieee80211_channel *channel;
b1ab7925
BG		 558 struct sta_info *sta;
559 struct ieee80211_local *local = sdata->local;
3073a7c2
BG		 560 struct station_info sinfo;
561 struct survey_info survey;
562 int i, q;
563#define STA_STATS_SURVEY_LEN 7
b1ab7925
BG		 564
565 memset(data, 0, sizeof(u64) * STA_STATS_LEN);
566
567#define ADD_STA_STATS(sta) \
568 do { \
569 data[i++] += sta->rx_packets; \
570 data[i++] += sta->rx_bytes; \
571 data[i++] += sta->wep_weak_iv_count; \
572 data[i++] += sta->num_duplicates; \
573 data[i++] += sta->rx_fragments; \
574 data[i++] += sta->rx_dropped; \
575 \
576 data[i++] += sta->tx_packets; \
577 data[i++] += sta->tx_bytes; \
578 data[i++] += sta->tx_fragments; \
579 data[i++] += sta->tx_filtered_count; \
580 data[i++] += sta->tx_retry_failed; \
581 data[i++] += sta->tx_retry_count; \
582 data[i++] += sta->beacon_loss_count; \
583 } while (0)
584
585 /* For Managed stations, find the single station based on BSSID
586 * and use that. For interface types, iterate through all available
587 * stations and add stats for any station that is assigned to this
588 * network device.
589 */
590
66572cfc 591 mutex_lock(&local->sta_mtx);
b1ab7925
BG		 592
593 if (sdata->vif.type == NL80211_IFTYPE_STATION) {
594 sta = sta_info_get_bss(sdata, sdata->u.mgd.bssid);
3073a7c2
BG		 595
596 if (!(sta && !WARN_ON(sta->sdata->dev != dev)))
597 goto do_survey;
598
599 i = 0;
600 ADD_STA_STATS(sta);
601
602 data[i++] = sta->sta_state;
603
604 sinfo.filled = 0;
605 sta_set_sinfo(sta, &sinfo);
606
5204267d 607 if (sinfo.filled & STATION_INFO_TX_BITRATE)
3073a7c2
BG		 608 data[i] = 100000 *
609 cfg80211_calculate_bitrate(&sinfo.txrate);
610 i++;
5204267d 611 if (sinfo.filled & STATION_INFO_RX_BITRATE)
3073a7c2
BG		 612 data[i] = 100000 *
613 cfg80211_calculate_bitrate(&sinfo.rxrate);
614 i++;
615
5204267d 616 if (sinfo.filled & STATION_INFO_SIGNAL_AVG)
3073a7c2
BG		 617 data[i] = (u8)sinfo.signal_avg;
618 i++;
b1ab7925 619 } else {
66572cfc 620 list_for_each_entry(sta, &local->sta_list, list) {
b1ab7925
BG		 621 /* Make sure this station belongs to the proper dev */
622 if (sta->sdata->dev != dev)
623 continue;
624
625 i = 0;
626 ADD_STA_STATS(sta);
b1ab7925
BG		 627 }
628 }
629
3073a7c2
BG		 630do_survey:
631 i = STA_STATS_LEN - STA_STATS_SURVEY_LEN;
632 /* Get survey stats for current channel */
55de908a 633 survey.filled = 0;
3073a7c2 634
55de908a
JB		 635 rcu_read_lock();
636 chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf);
637 if (chanctx_conf)
4bf88530 638 channel = chanctx_conf->def.chan;
55de908a
JB		 639 else
640 channel = NULL;
641 rcu_read_unlock();
642
643 if (channel) {
644 q = 0;
645 do {
646 survey.filled = 0;
647 if (drv_get_survey(local, q, &survey) != 0) {
648 survey.filled = 0;
649 break;
650 }
651 q++;
652 } while (channel != survey.channel);
3073a7c2
BG		 653 }
654
655 if (survey.filled)
656 data[i++] = survey.channel->center_freq;
657 else
658 data[i++] = 0;
659 if (survey.filled & SURVEY_INFO_NOISE_DBM)
660 data[i++] = (u8)survey.noise;
661 else
662 data[i++] = -1LL;
663 if (survey.filled & SURVEY_INFO_CHANNEL_TIME)
664 data[i++] = survey.channel_time;
665 else
666 data[i++] = -1LL;
667 if (survey.filled & SURVEY_INFO_CHANNEL_TIME_BUSY)
668 data[i++] = survey.channel_time_busy;
669 else
670 data[i++] = -1LL;
671 if (survey.filled & SURVEY_INFO_CHANNEL_TIME_EXT_BUSY)
672 data[i++] = survey.channel_time_ext_busy;
673 else
674 data[i++] = -1LL;
675 if (survey.filled & SURVEY_INFO_CHANNEL_TIME_RX)
676 data[i++] = survey.channel_time_rx;
677 else
678 data[i++] = -1LL;
679 if (survey.filled & SURVEY_INFO_CHANNEL_TIME_TX)
680 data[i++] = survey.channel_time_tx;
681 else
682 data[i++] = -1LL;
683
66572cfc 684 mutex_unlock(&local->sta_mtx);
e352114f 685
3073a7c2
BG		 686 if (WARN_ON(i != STA_STATS_LEN))
687 return;
688
e352114f 689 drv_get_et_stats(sdata, stats, &(data[STA_STATS_LEN]));
b1ab7925
BG		 690}
691
692static void ieee80211_get_et_strings(struct wiphy *wiphy,
693 struct net_device *dev,
694 u32 sset, u8 *data)
695{
e352114f
BG		 696 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
697 int sz_sta_stats = 0;
698
b1ab7925 699 if (sset == ETH_SS_STATS) {
e352114f 700 sz_sta_stats = sizeof(ieee80211_gstrings_sta_stats);
b1ab7925
BG		 701 memcpy(data, *ieee80211_gstrings_sta_stats, sz_sta_stats);
702 }
e352114f 703 drv_get_et_strings(sdata, sset, &(data[sz_sta_stats]));
b1ab7925 704}
c5dd9c2b
LCC		 705
706static int ieee80211_dump_station(struct wiphy *wiphy, struct net_device *dev,
707 int idx, u8 *mac, struct station_info *sinfo)
708{
3b53fde8 709 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
66572cfc 710 struct ieee80211_local *local = sdata->local;
c5dd9c2b 711 struct sta_info *sta;
d0709a65
JB		 712 int ret = -ENOENT;
713
66572cfc 714 mutex_lock(&local->sta_mtx);
c5dd9c2b 715
3b53fde8 716 sta = sta_info_get_by_idx(sdata, idx);
d0709a65
JB		 717 if (sta) {
718 ret = 0;
17741cdc 719 memcpy(mac, sta->sta.addr, ETH_ALEN);
d0709a65
JB		 720 sta_set_sinfo(sta, sinfo);
721 }
c5dd9c2b 722
66572cfc 723 mutex_unlock(&local->sta_mtx);
c5dd9c2b 724
d0709a65 725 return ret;
c5dd9c2b
LCC		 726}
727
1289723e
HS		 728static int ieee80211_dump_survey(struct wiphy *wiphy, struct net_device *dev,
729 int idx, struct survey_info *survey)
730{
731 struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
732
1289723e
HS		 733 return drv_get_survey(local, idx, survey);
734}
735
7bbdd2d9 736static int ieee80211_get_station(struct wiphy *wiphy, struct net_device *dev,
2ec600d6 737 u8 *mac, struct station_info *sinfo)
7bbdd2d9 738{
abe60632 739 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
66572cfc 740 struct ieee80211_local *local = sdata->local;
7bbdd2d9 741 struct sta_info *sta;
d0709a65 742 int ret = -ENOENT;
7bbdd2d9 743
66572cfc 744 mutex_lock(&local->sta_mtx);
7bbdd2d9 745
0e5ded5a 746 sta = sta_info_get_bss(sdata, mac);
d0709a65
JB		 747 if (sta) {
748 ret = 0;
749 sta_set_sinfo(sta, sinfo);
750 }
751
66572cfc 752 mutex_unlock(&local->sta_mtx);
d0709a65
JB		 753
754 return ret;
7bbdd2d9
JB		 755}
756
55de908a 757static int ieee80211_set_monitor_channel(struct wiphy *wiphy,
683b6d3b 758 struct cfg80211_chan_def *chandef)
3d9e6e12
JB		 759{
760 struct ieee80211_local *local = wiphy_priv(wiphy);
55de908a
JB		 761 struct ieee80211_sub_if_data *sdata;
762 int ret = 0;
3d9e6e12 763
4bf88530 764 if (cfg80211_chandef_identical(&local->monitor_chandef, chandef))
55de908a 765 return 0;
3d9e6e12 766
55de908a
JB		 767 mutex_lock(&local->iflist_mtx);
768 if (local->use_chanctx) {
769 sdata = rcu_dereference_protected(
770 local->monitor_sdata,
771 lockdep_is_held(&local->iflist_mtx));
772 if (sdata) {
773 ieee80211_vif_release_channel(sdata);
4bf88530 774 ret = ieee80211_vif_use_channel(sdata, chandef,
55de908a
JB		 775 IEEE80211_CHANCTX_EXCLUSIVE);
776 }
777 } else if (local->open_count == local->monitors) {
683b6d3b 778 local->_oper_channel = chandef->chan;
4bf88530 779 local->_oper_channel_type = cfg80211_get_chandef_type(chandef);
55de908a
JB		 780 ieee80211_hw_config(local, 0);
781 }
3d9e6e12 782
4bf88530
JB		 783 if (ret == 0)
784 local->monitor_chandef = *chandef;
55de908a 785 mutex_unlock(&local->iflist_mtx);
3d9e6e12 786
55de908a 787 return ret;
e8c9bd5b
JB		 788}
789
02945821 790static int ieee80211_set_probe_resp(struct ieee80211_sub_if_data *sdata,
8860020e 791 const u8 *resp, size_t resp_len)
02945821 792{
aa7a0080 793 struct probe_resp *new, *old;
02945821
AN		 794
795 if (!resp || !resp_len)
aba4e6ff 796 return 1;
02945821 797
f724828b 798 old = rtnl_dereference(sdata->u.ap.probe_resp);
02945821 799
aa7a0080 800 new = kzalloc(sizeof(struct probe_resp) + resp_len, GFP_KERNEL);
02945821
AN		 801 if (!new)
802 return -ENOMEM;
803
aa7a0080
ES		 804 new->len = resp_len;
805 memcpy(new->data, resp, resp_len);
02945821
AN		 806
807 rcu_assign_pointer(sdata->u.ap.probe_resp, new);
aa7a0080
ES		 808 if (old)
809 kfree_rcu(old, rcu_head);
02945821
AN		 810
811 return 0;
812}
813
8860020e
JB		 814static int ieee80211_assign_beacon(struct ieee80211_sub_if_data *sdata,
815 struct cfg80211_beacon_data *params)
5dfdaf58
JB		 816{
817 struct beacon_data *new, *old;
818 int new_head_len, new_tail_len;
8860020e
JB		 819 int size, err;
820 u32 changed = BSS_CHANGED_BEACON;
5dfdaf58 821
40b275b6 822 old = rtnl_dereference(sdata->u.ap.beacon);
5dfdaf58 823
5dfdaf58
JB		 824 /* Need to have a beacon head if we don't have one yet */
825 if (!params->head && !old)
8860020e 826 return -EINVAL;
5dfdaf58
JB		 827
828 /* new or old head? */
829 if (params->head)
830 new_head_len = params->head_len;
831 else
832 new_head_len = old->head_len;
833
834 /* new or old tail? */
835 if (params->tail || !old)
836 /* params->tail_len will be zero for !params->tail */
837 new_tail_len = params->tail_len;
838 else
839 new_tail_len = old->tail_len;
840
841 size = sizeof(*new) + new_head_len + new_tail_len;
842
843 new = kzalloc(size, GFP_KERNEL);
844 if (!new)
845 return -ENOMEM;
846
847 /* start filling the new info now */
848
5dfdaf58
JB		 849 /*
850 * pointers go into the block we allocated,
851 * memory is | beacon_data | head | tail |
852 */
853 new->head = ((u8 *) new) + sizeof(*new);
854 new->tail = new->head + new_head_len;
855 new->head_len = new_head_len;
856 new->tail_len = new_tail_len;
857
858 /* copy in head */
859 if (params->head)
860 memcpy(new->head, params->head, new_head_len);
861 else
862 memcpy(new->head, old->head, new_head_len);
863
864 /* copy in optional tail */
865 if (params->tail)
866 memcpy(new->tail, params->tail, new_tail_len);
867 else
868 if (old)
869 memcpy(new->tail, old->tail, new_tail_len);
870
02945821
AN		 871 err = ieee80211_set_probe_resp(sdata, params->probe_resp,
872 params->probe_resp_len);
8860020e
JB		 873 if (err < 0)
874 return err;
875 if (err == 0)
02945821
AN		 876 changed |= BSS_CHANGED_AP_PROBE_RESP;
877
8860020e
JB		 878 rcu_assign_pointer(sdata->u.ap.beacon, new);
879
880 if (old)
881 kfree_rcu(old, rcu_head);
7827493b 882
8860020e 883 return changed;
5dfdaf58
JB		 884}
885
8860020e
JB		 886static int ieee80211_start_ap(struct wiphy *wiphy, struct net_device *dev,
887 struct cfg80211_ap_settings *params)
5dfdaf58 888{
8860020e 889 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
5dfdaf58 890 struct beacon_data *old;
665c93a9 891 struct ieee80211_sub_if_data *vlan;
8860020e
JB		 892 u32 changed = BSS_CHANGED_BEACON_INT |
893 BSS_CHANGED_BEACON_ENABLED |
894 BSS_CHANGED_BEACON |
895 BSS_CHANGED_SSID;
896 int err;
14db74bc 897
40b275b6 898 old = rtnl_dereference(sdata->u.ap.beacon);
5dfdaf58
JB		 899 if (old)
900 return -EALREADY;
901
04ecd257
JB		 902 /* TODO: make hostapd tell us what it wants */
903 sdata->smps_mode = IEEE80211_SMPS_OFF;
904 sdata->needed_rx_chains = sdata->local->rx_chains;
905
4bf88530
JB		 906 err = ieee80211_vif_use_channel(sdata, &params->chandef,
907 IEEE80211_CHANCTX_SHARED);
aa430da4
JB		 908 if (err)
909 return err;
910
665c93a9
JB		 911 /*
912 * Apply control port protocol, this allows us to
913 * not encrypt dynamic WEP control frames.
914 */
915 sdata->control_port_protocol = params->crypto.control_port_ethertype;
916 sdata->control_port_no_encrypt = params->crypto.control_port_no_encrypt;
917 list_for_each_entry(vlan, &sdata->u.ap.vlans, u.vlan.list) {
918 vlan->control_port_protocol =
919 params->crypto.control_port_ethertype;
920 vlan->control_port_no_encrypt =
921 params->crypto.control_port_no_encrypt;
922 }
923
8860020e
JB		 924 sdata->vif.bss_conf.beacon_int = params->beacon_interval;
925 sdata->vif.bss_conf.dtim_period = params->dtim_period;
926
927 sdata->vif.bss_conf.ssid_len = params->ssid_len;
928 if (params->ssid_len)
929 memcpy(sdata->vif.bss_conf.ssid, params->ssid,
930 params->ssid_len);
931 sdata->vif.bss_conf.hidden_ssid =
932 (params->hidden_ssid != NL80211_HIDDEN_SSID_NOT_IN_USE);
933
934 err = ieee80211_assign_beacon(sdata, &params->beacon);
935 if (err < 0)
936 return err;
937 changed |= err;
938
1041638f
JB		 939 err = drv_start_ap(sdata->local, sdata);
940 if (err) {
941 old = rtnl_dereference(sdata->u.ap.beacon);
942 if (old)
943 kfree_rcu(old, rcu_head);
944 RCU_INIT_POINTER(sdata->u.ap.beacon, NULL);
945 return err;
946 }
947
8860020e
JB		 948 ieee80211_bss_info_change_notify(sdata, changed);
949
3edaf3e6
JB		 950 netif_carrier_on(dev);
951 list_for_each_entry(vlan, &sdata->u.ap.vlans, u.vlan.list)
952 netif_carrier_on(vlan->dev);
953
665c93a9 954 return 0;
5dfdaf58
JB		 955}
956
8860020e
JB		 957static int ieee80211_change_beacon(struct wiphy *wiphy, struct net_device *dev,
958 struct cfg80211_beacon_data *params)
5dfdaf58 959{
14db74bc 960 struct ieee80211_sub_if_data *sdata;
5dfdaf58 961 struct beacon_data *old;
8860020e 962 int err;
5dfdaf58 963
14db74bc
JB		 964 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
965
40b275b6 966 old = rtnl_dereference(sdata->u.ap.beacon);
5dfdaf58
JB		 967 if (!old)
968 return -ENOENT;
969
8860020e
JB		 970 err = ieee80211_assign_beacon(sdata, params);
971 if (err < 0)
972 return err;
973 ieee80211_bss_info_change_notify(sdata, err);
974 return 0;
5dfdaf58
JB		 975}
976
8860020e 977static int ieee80211_stop_ap(struct wiphy *wiphy, struct net_device *dev)
5dfdaf58 978{
7b20b8e8
JB		 979 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
980 struct ieee80211_sub_if_data *vlan;
981 struct ieee80211_local *local = sdata->local;
982 struct beacon_data *old_beacon;
983 struct probe_resp *old_probe_resp;
14db74bc 984
7b20b8e8
JB		 985 old_beacon = rtnl_dereference(sdata->u.ap.beacon);
986 if (!old_beacon)
5dfdaf58 987 return -ENOENT;
7b20b8e8 988 old_probe_resp = rtnl_dereference(sdata->u.ap.probe_resp);
5dfdaf58 989
7b20b8e8 990 /* turn off carrier for this interface and dependent VLANs */
3edaf3e6
JB		 991 list_for_each_entry(vlan, &sdata->u.ap.vlans, u.vlan.list)
992 netif_carrier_off(vlan->dev);
993 netif_carrier_off(dev);
994
7b20b8e8 995 /* remove beacon and probe response */
a9b3cd7f 996 RCU_INIT_POINTER(sdata->u.ap.beacon, NULL);
7b20b8e8
JB		 997 RCU_INIT_POINTER(sdata->u.ap.probe_resp, NULL);
998 kfree_rcu(old_beacon, rcu_head);
999 if (old_probe_resp)
1000 kfree_rcu(old_probe_resp, rcu_head);
8860020e 1001
7b20b8e8 1002 sta_info_flush(local, sdata);
2d0ddec5 1003 ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BEACON_ENABLED);
8860020e 1004
1041638f
JB		 1005 drv_stop_ap(sdata->local, sdata);
1006
7b20b8e8
JB		 1007 /* free all potentially still buffered bcast frames */
1008 local->total_ps_buffered -= skb_queue_len(&sdata->u.ap.ps.bc_buf);
1009 skb_queue_purge(&sdata->u.ap.ps.bc_buf);
1010
55de908a
JB		 1011 ieee80211_vif_release_channel(sdata);
1012
2d0ddec5 1013 return 0;
5dfdaf58
JB		 1014}
1015
4fd6931e
JB		 1016/* Layer 2 Update frame (802.2 Type 1 LLC XID Update response) */
1017struct iapp_layer2_update {
1018 u8 da[ETH_ALEN]; /* broadcast */
1019 u8 sa[ETH_ALEN]; /* STA addr */
1020 __be16 len; /* 6 */
1021 u8 dsap; /* 0 */
1022 u8 ssap; /* 0 */
1023 u8 control;
1024 u8 xid_info[3];
bc10502d 1025} __packed;
4fd6931e
JB		 1026
1027static void ieee80211_send_layer2_update(struct sta_info *sta)
1028{
1029 struct iapp_layer2_update *msg;
1030 struct sk_buff *skb;
1031
1032 /* Send Level 2 Update Frame to update forwarding tables in layer 2
1033 * bridge devices */
1034
1035 skb = dev_alloc_skb(sizeof(*msg));
1036 if (!skb)
1037 return;
1038 msg = (struct iapp_layer2_update *)skb_put(skb, sizeof(*msg));
1039
1040 /* 802.2 Type 1 Logical Link Control (LLC) Exchange Identifier (XID)
1041 * Update response frame; IEEE Std 802.2-1998, 5.4.1.2.1 */
1042
e83e6541 1043 eth_broadcast_addr(msg->da);
17741cdc 1044 memcpy(msg->sa, sta->sta.addr, ETH_ALEN);
4fd6931e
JB		 1045 msg->len = htons(6);
1046 msg->dsap = 0;
1047 msg->ssap = 0x01; /* NULL LSAP, CR Bit: Response */
1048 msg->control = 0xaf; /* XID response lsb.1111F101.
1049 * F=0 (no poll command; unsolicited frame) */
1050 msg->xid_info[0] = 0x81; /* XID format identifier */
1051 msg->xid_info[1] = 1; /* LLC types/classes: Type 1 LLC */
1052 msg->xid_info[2] = 0; /* XID sender's receive window size (RW) */
1053
d0709a65
JB		 1054 skb->dev = sta->sdata->dev;
1055 skb->protocol = eth_type_trans(skb, sta->sdata->dev);
4fd6931e 1056 memset(skb->cb, 0, sizeof(skb->cb));
06ee1c26 1057 netif_rx_ni(skb);
4fd6931e
JB		 1058}
1059
d9a7ddb0
JB		 1060static int sta_apply_parameters(struct ieee80211_local *local,
1061 struct sta_info *sta,
1062 struct station_parameters *params)
4fd6931e 1063{
d9a7ddb0 1064 int ret = 0;
4fd6931e
JB		 1065 u32 rates;
1066 int i, j;
8318d78a 1067 struct ieee80211_supported_band *sband;
d0709a65 1068 struct ieee80211_sub_if_data *sdata = sta->sdata;
55de908a 1069 enum ieee80211_band band = ieee80211_get_sdata_band(sdata);
eccb8e8f 1070 u32 mask, set;
4fd6931e 1071
55de908a 1072 sband = local->hw.wiphy->bands[band];
ae5eb026 1073
eccb8e8f
JB		 1074 mask = params->sta_flags_mask;
1075 set = params->sta_flags_set;
73651ee6 1076
d9a7ddb0
JB		 1077 /*
1078 * In mesh mode, we can clear AUTHENTICATED flag but must
1079 * also make ASSOCIATED follow appropriately for the driver
1080 * API. See also below, after AUTHORIZED changes.
1081 */
1082 if (mask & BIT(NL80211_STA_FLAG_AUTHENTICATED)) {
1083 /* cfg80211 should not allow this in non-mesh modes */
1084 if (WARN_ON(!ieee80211_vif_is_mesh(&sdata->vif)))
1085 return -EINVAL;
1086
1087 if (set & BIT(NL80211_STA_FLAG_AUTHENTICATED) &&
1088 !test_sta_flag(sta, WLAN_STA_AUTH)) {
83d5cc01 1089 ret = sta_info_move_state(sta, IEEE80211_STA_AUTH);
d9a7ddb0
JB		 1090 if (ret)
1091 return ret;
83d5cc01 1092 ret = sta_info_move_state(sta, IEEE80211_STA_ASSOC);
d9a7ddb0
JB		 1093 if (ret)
1094 return ret;
1095 }
1096 }
1097
eccb8e8f 1098 if (mask & BIT(NL80211_STA_FLAG_AUTHORIZED)) {
eccb8e8f 1099 if (set & BIT(NL80211_STA_FLAG_AUTHORIZED))
83d5cc01 1100 ret = sta_info_move_state(sta, IEEE80211_STA_AUTHORIZED);
543d1b92 1101 else if (test_sta_flag(sta, WLAN_STA_AUTHORIZED))
83d5cc01 1102 ret = sta_info_move_state(sta, IEEE80211_STA_ASSOC);
d9a7ddb0
JB		 1103 if (ret)
1104 return ret;
1105 }
1106
1107 if (mask & BIT(NL80211_STA_FLAG_AUTHENTICATED)) {
1108 /* cfg80211 should not allow this in non-mesh modes */
1109 if (WARN_ON(!ieee80211_vif_is_mesh(&sdata->vif)))
1110 return -EINVAL;
1111
1112 if (!(set & BIT(NL80211_STA_FLAG_AUTHENTICATED)) &&
1113 test_sta_flag(sta, WLAN_STA_AUTH)) {
83d5cc01 1114 ret = sta_info_move_state(sta, IEEE80211_STA_AUTH);
d9a7ddb0
JB		 1115 if (ret)
1116 return ret;
83d5cc01 1117 ret = sta_info_move_state(sta, IEEE80211_STA_NONE);
d9a7ddb0
JB		 1118 if (ret)
1119 return ret;
1120 }
eccb8e8f 1121 }
4fd6931e 1122
d9a7ddb0 1123
eccb8e8f 1124 if (mask & BIT(NL80211_STA_FLAG_SHORT_PREAMBLE)) {
eccb8e8f 1125 if (set & BIT(NL80211_STA_FLAG_SHORT_PREAMBLE))
c2c98fde
JB		 1126 set_sta_flag(sta, WLAN_STA_SHORT_PREAMBLE);
1127 else
1128 clear_sta_flag(sta, WLAN_STA_SHORT_PREAMBLE);
eccb8e8f 1129 }
4fd6931e 1130
eccb8e8f 1131 if (mask & BIT(NL80211_STA_FLAG_WME)) {
39df600a 1132 if (set & BIT(NL80211_STA_FLAG_WME)) {
c2c98fde 1133 set_sta_flag(sta, WLAN_STA_WME);
39df600a 1134 sta->sta.wme = true;
c2c98fde
JB		 1135 } else {
1136 clear_sta_flag(sta, WLAN_STA_WME);
1137 sta->sta.wme = false;
39df600a 1138 }
eccb8e8f 1139 }
5394af4d 1140
eccb8e8f 1141 if (mask & BIT(NL80211_STA_FLAG_MFP)) {
eccb8e8f 1142 if (set & BIT(NL80211_STA_FLAG_MFP))
c2c98fde
JB		 1143 set_sta_flag(sta, WLAN_STA_MFP);
1144 else
1145 clear_sta_flag(sta, WLAN_STA_MFP);
4fd6931e 1146 }
b39c48fa 1147
07ba55d7 1148 if (mask & BIT(NL80211_STA_FLAG_TDLS_PEER)) {
07ba55d7 1149 if (set & BIT(NL80211_STA_FLAG_TDLS_PEER))
c2c98fde
JB		 1150 set_sta_flag(sta, WLAN_STA_TDLS_PEER);
1151 else
1152 clear_sta_flag(sta, WLAN_STA_TDLS_PEER);
07ba55d7 1153 }
4fd6931e 1154
3b9ce80c
JB		 1155 if (params->sta_modify_mask & STATION_PARAM_APPLY_UAPSD) {
1156 sta->sta.uapsd_queues = params->uapsd_queues;
1157 sta->sta.max_sp = params->max_sp;
1158 }
9533b4ac 1159
51b50fbe
JB		 1160 /*
1161 * cfg80211 validates this (1-2007) and allows setting the AID
1162 * only when creating a new station entry
1163 */
1164 if (params->aid)
1165 sta->sta.aid = params->aid;
1166
73651ee6
JB		 1167 /*
1168 * FIXME: updating the following information is racy when this
1169 * function is called from ieee80211_change_station().
1170 * However, all this information should be static so
1171 * maybe we should just reject attemps to change it.
1172 */
1173
4fd6931e
JB		 1174 if (params->listen_interval >= 0)
1175 sta->listen_interval = params->listen_interval;
1176
1177 if (params->supported_rates) {
1178 rates = 0;
8318d78a 1179
4fd6931e
JB		 1180 for (i = 0; i < params->supported_rates_len; i++) {
1181 int rate = (params->supported_rates[i] & 0x7f) * 5;
8318d78a
JB		 1182 for (j = 0; j < sband->n_bitrates; j++) {
1183 if (sband->bitrates[j].bitrate == rate)
4fd6931e
JB		 1184 rates |= BIT(j);
1185 }
1186 }
55de908a 1187 sta->sta.supp_rates[band] = rates;
4fd6931e 1188 }
c5dd9c2b 1189
d9fe60de 1190 if (params->ht_capa)
ef96a842 1191 ieee80211_ht_cap_ie_to_sta_ht_cap(sdata, sband,
ae5eb026 1192 params->ht_capa,
d9fe60de 1193 &sta->sta.ht_cap);
36aedc90 1194
f461be3e
MP		 1195 if (params->vht_capa)
1196 ieee80211_vht_cap_ie_to_sta_vht_cap(sdata, sband,
1197 params->vht_capa,
1198 &sta->sta.vht_cap);
1199
9c3990aa 1200 if (ieee80211_vif_is_mesh(&sdata->vif)) {
4daf50f2 1201#ifdef CONFIG_MAC80211_MESH
9c3990aa
JC		 1202 if (sdata->u.mesh.security & IEEE80211_MESH_SEC_SECURED)
1203 switch (params->plink_state) {
57cf8043
JC		 1204 case NL80211_PLINK_LISTEN:
1205 case NL80211_PLINK_ESTAB:
1206 case NL80211_PLINK_BLOCKED:
9c3990aa
JC		 1207 sta->plink_state = params->plink_state;
1208 break;
1209 default:
1210 /* nothing */
1211 break;
1212 }
1213 else
1214 switch (params->plink_action) {
1215 case PLINK_ACTION_OPEN:
1216 mesh_plink_open(sta);
1217 break;
1218 case PLINK_ACTION_BLOCK:
1219 mesh_plink_block(sta);
1220 break;
1221 }
4daf50f2 1222#endif
902acc78 1223 }
d9a7ddb0
JB		 1224
1225 return 0;
4fd6931e
JB		 1226}
1227
1228static int ieee80211_add_station(struct wiphy *wiphy, struct net_device *dev,
1229 u8 *mac, struct station_parameters *params)
1230{
14db74bc 1231 struct ieee80211_local *local = wiphy_priv(wiphy);
4fd6931e
JB		 1232 struct sta_info *sta;
1233 struct ieee80211_sub_if_data *sdata;
73651ee6 1234 int err;
b8d476c8 1235 int layer2_update;
4fd6931e 1236
4fd6931e
JB		 1237 if (params->vlan) {
1238 sdata = IEEE80211_DEV_TO_SUB_IF(params->vlan);
1239
05c914fe
JB		 1240 if (sdata->vif.type != NL80211_IFTYPE_AP_VLAN &&
1241 sdata->vif.type != NL80211_IFTYPE_AP)
4fd6931e
JB		 1242 return -EINVAL;
1243 } else
1244 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1245
b203ca39 1246 if (ether_addr_equal(mac, sdata->vif.addr))
03e4497e
JB		 1247 return -EINVAL;
1248
1249 if (is_multicast_ether_addr(mac))
1250 return -EINVAL;
1251
1252 sta = sta_info_alloc(sdata, mac, GFP_KERNEL);
73651ee6
JB		 1253 if (!sta)
1254 return -ENOMEM;
4fd6931e 1255
83d5cc01
JB		 1256 sta_info_pre_move_state(sta, IEEE80211_STA_AUTH);
1257 sta_info_pre_move_state(sta, IEEE80211_STA_ASSOC);
4fd6931e 1258
d9a7ddb0
JB		 1259 err = sta_apply_parameters(local, sta, params);
1260 if (err) {
1261 sta_info_free(local, sta);
1262 return err;
1263 }
4fd6931e 1264
d64cf63e
AN		 1265 /*
1266 * for TDLS, rate control should be initialized only when supported
1267 * rates are known.
1268 */
1269 if (!test_sta_flag(sta, WLAN_STA_TDLS_PEER))
1270 rate_control_rate_init(sta);
4fd6931e 1271
b8d476c8
JM		 1272 layer2_update = sdata->vif.type == NL80211_IFTYPE_AP_VLAN ||
1273 sdata->vif.type == NL80211_IFTYPE_AP;
1274
34e89507 1275 err = sta_info_insert_rcu(sta);
73651ee6 1276 if (err) {
73651ee6
JB		 1277 rcu_read_unlock();
1278 return err;
1279 }
1280
b8d476c8 1281 if (layer2_update)
73651ee6
JB		 1282 ieee80211_send_layer2_update(sta);
1283
1284 rcu_read_unlock();
1285
4fd6931e
JB		 1286 return 0;
1287}
1288
1289static int ieee80211_del_station(struct wiphy *wiphy, struct net_device *dev,
1290 u8 *mac)
1291{
14db74bc
JB		 1292 struct ieee80211_local *local = wiphy_priv(wiphy);
1293 struct ieee80211_sub_if_data *sdata;
4fd6931e 1294
14db74bc
JB		 1295 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1296
34e89507
JB		 1297 if (mac)
1298 return sta_info_destroy_addr_bss(sdata, mac);
4fd6931e 1299
34e89507 1300 sta_info_flush(local, sdata);
4fd6931e
JB		 1301 return 0;
1302}
1303
1304static int ieee80211_change_station(struct wiphy *wiphy,
1305 struct net_device *dev,
1306 u8 *mac,
1307 struct station_parameters *params)
1308{
abe60632 1309 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
14db74bc 1310 struct ieee80211_local *local = wiphy_priv(wiphy);
4fd6931e
JB		 1311 struct sta_info *sta;
1312 struct ieee80211_sub_if_data *vlansdata;
35b88623 1313 int err;
4fd6931e 1314
87be1e1e 1315 mutex_lock(&local->sta_mtx);
98dd6a57 1316
0e5ded5a 1317 sta = sta_info_get_bss(sdata, mac);
98dd6a57 1318 if (!sta) {
87be1e1e 1319 mutex_unlock(&local->sta_mtx);
4fd6931e 1320 return -ENOENT;
98dd6a57 1321 }
4fd6931e 1322
bdd90d5e
JB		 1323 /* in station mode, supported rates are only valid with TDLS */
1324 if (sdata->vif.type == NL80211_IFTYPE_STATION &&
1325 params->supported_rates &&
1326 !test_sta_flag(sta, WLAN_STA_TDLS_PEER)) {
87be1e1e 1327 mutex_unlock(&local->sta_mtx);
bdd90d5e
JB		 1328 return -EINVAL;
1329 }
1330
d0709a65 1331 if (params->vlan && params->vlan != sta->sdata->dev) {
7e3ed02c
FF		 1332 bool prev_4addr = false;
1333 bool new_4addr = false;
1334
4fd6931e
JB		 1335 vlansdata = IEEE80211_DEV_TO_SUB_IF(params->vlan);
1336
05c914fe
JB		 1337 if (vlansdata->vif.type != NL80211_IFTYPE_AP_VLAN &&
1338 vlansdata->vif.type != NL80211_IFTYPE_AP) {
87be1e1e 1339 mutex_unlock(&local->sta_mtx);
4fd6931e 1340 return -EINVAL;
98dd6a57 1341 }
4fd6931e 1342
9bc383de 1343 if (params->vlan->ieee80211_ptr->use_4addr) {
3305443c 1344 if (vlansdata->u.vlan.sta) {
87be1e1e 1345 mutex_unlock(&local->sta_mtx);
f14543ee 1346 return -EBUSY;
3305443c 1347 }
f14543ee 1348
cf778b00 1349 rcu_assign_pointer(vlansdata->u.vlan.sta, sta);
7e3ed02c
FF		 1350 new_4addr = true;
1351 }
1352
1353 if (sta->sdata->vif.type == NL80211_IFTYPE_AP_VLAN &&
1354 sta->sdata->u.vlan.sta) {
1355 rcu_assign_pointer(sta->sdata->u.vlan.sta, NULL);
1356 prev_4addr = true;
f14543ee
FF		 1357 }
1358
14db74bc 1359 sta->sdata = vlansdata;
7e3ed02c
FF		 1360
1361 if (sta->sta_state == IEEE80211_STA_AUTHORIZED &&
1362 prev_4addr != new_4addr) {
1363 if (new_4addr)
1364 atomic_dec(&sta->sdata->bss->num_mcast_sta);
1365 else
1366 atomic_inc(&sta->sdata->bss->num_mcast_sta);
1367 }
1368
4fd6931e
JB		 1369 ieee80211_send_layer2_update(sta);
1370 }
1371
35b88623
EP		 1372 err = sta_apply_parameters(local, sta, params);
1373 if (err) {
1374 mutex_unlock(&local->sta_mtx);
1375 return err;
1376 }
4fd6931e 1377
d64cf63e
AN		 1378 if (test_sta_flag(sta, WLAN_STA_TDLS_PEER) && params->supported_rates)
1379 rate_control_rate_init(sta);
1380
87be1e1e 1381 mutex_unlock(&local->sta_mtx);
98dd6a57 1382
808118cb 1383 if (sdata->vif.type == NL80211_IFTYPE_STATION &&
ab095877 1384 params->sta_flags_mask & BIT(NL80211_STA_FLAG_AUTHORIZED)) {
808118cb 1385 ieee80211_recalc_ps(local, -1);
ab095877
EP		 1386 ieee80211_recalc_ps_vif(sdata);
1387 }
4fd6931e
JB		 1388 return 0;
1389}
1390
c5dd9c2b
LCC		 1391#ifdef CONFIG_MAC80211_MESH
1392static int ieee80211_add_mpath(struct wiphy *wiphy, struct net_device *dev,
1393 u8 *dst, u8 *next_hop)
1394{
14db74bc 1395 struct ieee80211_sub_if_data *sdata;
c5dd9c2b
LCC		 1396 struct mesh_path *mpath;
1397 struct sta_info *sta;
1398 int err;
1399
14db74bc
JB		 1400 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1401
d0709a65 1402 rcu_read_lock();
abe60632 1403 sta = sta_info_get(sdata, next_hop);
d0709a65
JB		 1404 if (!sta) {
1405 rcu_read_unlock();
c5dd9c2b 1406 return -ENOENT;
d0709a65 1407 }
c5dd9c2b 1408
f698d856 1409 err = mesh_path_add(dst, sdata);
d0709a65
JB		 1410 if (err) {
1411 rcu_read_unlock();
c5dd9c2b 1412 return err;
d0709a65 1413 }
c5dd9c2b 1414
f698d856 1415 mpath = mesh_path_lookup(dst, sdata);
c5dd9c2b
LCC		 1416 if (!mpath) {
1417 rcu_read_unlock();
c5dd9c2b
LCC		 1418 return -ENXIO;
1419 }
1420 mesh_path_fix_nexthop(mpath, sta);
d0709a65 1421
c5dd9c2b
LCC		 1422 rcu_read_unlock();
1423 return 0;
1424}
1425
1426static int ieee80211_del_mpath(struct wiphy *wiphy, struct net_device *dev,
1427 u8 *dst)
1428{
f698d856
JBG		 1429 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1430
c5dd9c2b 1431 if (dst)
f698d856 1432 return mesh_path_del(dst, sdata);
c5dd9c2b 1433
ece1a2e7 1434 mesh_path_flush_by_iface(sdata);
c5dd9c2b
LCC		 1435 return 0;
1436}
1437
1438static int ieee80211_change_mpath(struct wiphy *wiphy,
1439 struct net_device *dev,
1440 u8 *dst, u8 *next_hop)
1441{
14db74bc 1442 struct ieee80211_sub_if_data *sdata;
c5dd9c2b
LCC		 1443 struct mesh_path *mpath;
1444 struct sta_info *sta;
1445
14db74bc
JB		 1446 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1447
d0709a65
JB		 1448 rcu_read_lock();
1449
abe60632 1450 sta = sta_info_get(sdata, next_hop);
d0709a65
JB		 1451 if (!sta) {
1452 rcu_read_unlock();
c5dd9c2b 1453 return -ENOENT;
d0709a65 1454 }
c5dd9c2b 1455
f698d856 1456 mpath = mesh_path_lookup(dst, sdata);
c5dd9c2b
LCC		 1457 if (!mpath) {
1458 rcu_read_unlock();
c5dd9c2b
LCC		 1459 return -ENOENT;
1460 }
1461
1462 mesh_path_fix_nexthop(mpath, sta);
d0709a65 1463
c5dd9c2b
LCC		 1464 rcu_read_unlock();
1465 return 0;
1466}
1467
1468static void mpath_set_pinfo(struct mesh_path *mpath, u8 *next_hop,
1469 struct mpath_info *pinfo)
1470{
a3836e02
JB		 1471 struct sta_info *next_hop_sta = rcu_dereference(mpath->next_hop);
1472
1473 if (next_hop_sta)
1474 memcpy(next_hop, next_hop_sta->sta.addr, ETH_ALEN);
c5dd9c2b
LCC		 1475 else
1476 memset(next_hop, 0, ETH_ALEN);
1477
7ce8c7a3
LAYS		 1478 memset(pinfo, 0, sizeof(*pinfo));
1479
f5ea9120
JB		 1480 pinfo->generation = mesh_paths_generation;
1481
c5dd9c2b 1482 pinfo->filled = MPATH_INFO_FRAME_QLEN |
d19b3bf6 1483 MPATH_INFO_SN |
c5dd9c2b
LCC		 1484 MPATH_INFO_METRIC |
1485 MPATH_INFO_EXPTIME |
1486 MPATH_INFO_DISCOVERY_TIMEOUT |
1487 MPATH_INFO_DISCOVERY_RETRIES |
1488 MPATH_INFO_FLAGS;
1489
1490 pinfo->frame_qlen = mpath->frame_queue.qlen;
d19b3bf6 1491 pinfo->sn = mpath->sn;
c5dd9c2b
LCC		 1492 pinfo->metric = mpath->metric;
1493 if (time_before(jiffies, mpath->exp_time))
1494 pinfo->exptime = jiffies_to_msecs(mpath->exp_time - jiffies);
1495 pinfo->discovery_timeout =
1496 jiffies_to_msecs(mpath->discovery_timeout);
1497 pinfo->discovery_retries = mpath->discovery_retries;
c5dd9c2b
LCC		 1498 if (mpath->flags & MESH_PATH_ACTIVE)
1499 pinfo->flags |= NL80211_MPATH_FLAG_ACTIVE;
1500 if (mpath->flags & MESH_PATH_RESOLVING)
1501 pinfo->flags |= NL80211_MPATH_FLAG_RESOLVING;
d19b3bf6
RP		 1502 if (mpath->flags & MESH_PATH_SN_VALID)
1503 pinfo->flags |= NL80211_MPATH_FLAG_SN_VALID;
c5dd9c2b
LCC		 1504 if (mpath->flags & MESH_PATH_FIXED)
1505 pinfo->flags |= NL80211_MPATH_FLAG_FIXED;
7ce8c7a3
LAYS		 1506 if (mpath->flags & MESH_PATH_RESOLVED)
1507 pinfo->flags |= NL80211_MPATH_FLAG_RESOLVED;
c5dd9c2b
LCC		 1508}
1509
1510static int ieee80211_get_mpath(struct wiphy *wiphy, struct net_device *dev,
1511 u8 *dst, u8 *next_hop, struct mpath_info *pinfo)
1512
1513{
14db74bc 1514 struct ieee80211_sub_if_data *sdata;
c5dd9c2b
LCC		 1515 struct mesh_path *mpath;
1516
14db74bc
JB		 1517 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1518
c5dd9c2b 1519 rcu_read_lock();
f698d856 1520 mpath = mesh_path_lookup(dst, sdata);
c5dd9c2b
LCC		 1521 if (!mpath) {
1522 rcu_read_unlock();
1523 return -ENOENT;
1524 }
1525 memcpy(dst, mpath->dst, ETH_ALEN);
1526 mpath_set_pinfo(mpath, next_hop, pinfo);
1527 rcu_read_unlock();
1528 return 0;
1529}
1530
1531static int ieee80211_dump_mpath(struct wiphy *wiphy, struct net_device *dev,
1532 int idx, u8 *dst, u8 *next_hop,
1533 struct mpath_info *pinfo)
1534{
14db74bc 1535 struct ieee80211_sub_if_data *sdata;
c5dd9c2b
LCC		 1536 struct mesh_path *mpath;
1537
14db74bc
JB		 1538 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1539
c5dd9c2b 1540 rcu_read_lock();
f698d856 1541 mpath = mesh_path_lookup_by_idx(idx, sdata);
c5dd9c2b
LCC		 1542 if (!mpath) {
1543 rcu_read_unlock();
1544 return -ENOENT;
1545 }
1546 memcpy(dst, mpath->dst, ETH_ALEN);
1547 mpath_set_pinfo(mpath, next_hop, pinfo);
1548 rcu_read_unlock();
1549 return 0;
1550}
93da9cc1 1551
24bdd9f4 1552static int ieee80211_get_mesh_config(struct wiphy *wiphy,
93da9cc1 1553 struct net_device *dev,
1554 struct mesh_config *conf)
1555{
1556 struct ieee80211_sub_if_data *sdata;
1557 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1558
93da9cc1 1559 memcpy(conf, &(sdata->u.mesh.mshcfg), sizeof(struct mesh_config));
1560 return 0;
1561}
1562
1563static inline bool _chg_mesh_attr(enum nl80211_meshconf_params parm, u32 mask)
1564{
1565 return (mask >> (parm-1)) & 0x1;
1566}
1567
c80d545d
JC		 1568static int copy_mesh_setup(struct ieee80211_if_mesh *ifmsh,
1569 const struct mesh_setup *setup)
1570{
1571 u8 *new_ie;
1572 const u8 *old_ie;
4bb62344
CYY		 1573 struct ieee80211_sub_if_data *sdata = container_of(ifmsh,
1574 struct ieee80211_sub_if_data, u.mesh);
c80d545d 1575
581a8b0f 1576 /* allocate information elements */
c80d545d 1577 new_ie = NULL;
581a8b0f 1578 old_ie = ifmsh->ie;
c80d545d 1579
581a8b0f
JC		 1580 if (setup->ie_len) {
1581 new_ie = kmemdup(setup->ie, setup->ie_len,
c80d545d
JC		 1582 GFP_KERNEL);
1583 if (!new_ie)
1584 return -ENOMEM;
1585 }
581a8b0f
JC		 1586 ifmsh->ie_len = setup->ie_len;
1587 ifmsh->ie = new_ie;
1588 kfree(old_ie);
c80d545d
JC		 1589
1590 /* now copy the rest of the setup parameters */
1591 ifmsh->mesh_id_len = setup->mesh_id_len;
1592 memcpy(ifmsh->mesh_id, setup->mesh_id, ifmsh->mesh_id_len);
d299a1f2 1593 ifmsh->mesh_sp_id = setup->sync_method;
c80d545d
JC		 1594 ifmsh->mesh_pp_id = setup->path_sel_proto;
1595 ifmsh->mesh_pm_id = setup->path_metric;
b130e5ce
JC		 1596 ifmsh->security = IEEE80211_MESH_SEC_NONE;
1597 if (setup->is_authenticated)
1598 ifmsh->security |= IEEE80211_MESH_SEC_AUTHED;
1599 if (setup->is_secure)
1600 ifmsh->security |= IEEE80211_MESH_SEC_SECURED;
c80d545d 1601
4bb62344
CYY		 1602 /* mcast rate setting in Mesh Node */
1603 memcpy(sdata->vif.bss_conf.mcast_rate, setup->mcast_rate,
1604 sizeof(setup->mcast_rate));
1605
c80d545d
JC		 1606 return 0;
1607}
1608
24bdd9f4 1609static int ieee80211_update_mesh_config(struct wiphy *wiphy,
29cbe68c
JB		 1610 struct net_device *dev, u32 mask,
1611 const struct mesh_config *nconf)
93da9cc1 1612{
1613 struct mesh_config *conf;
1614 struct ieee80211_sub_if_data *sdata;
63c5723b
RP		 1615 struct ieee80211_if_mesh *ifmsh;
1616
93da9cc1 1617 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
63c5723b 1618 ifmsh = &sdata->u.mesh;
93da9cc1 1619
93da9cc1 1620 /* Set the config options which we are interested in setting */
1621 conf = &(sdata->u.mesh.mshcfg);
1622 if (_chg_mesh_attr(NL80211_MESHCONF_RETRY_TIMEOUT, mask))
1623 conf->dot11MeshRetryTimeout = nconf->dot11MeshRetryTimeout;
1624 if (_chg_mesh_attr(NL80211_MESHCONF_CONFIRM_TIMEOUT, mask))
1625 conf->dot11MeshConfirmTimeout = nconf->dot11MeshConfirmTimeout;
1626 if (_chg_mesh_attr(NL80211_MESHCONF_HOLDING_TIMEOUT, mask))
1627 conf->dot11MeshHoldingTimeout = nconf->dot11MeshHoldingTimeout;
1628 if (_chg_mesh_attr(NL80211_MESHCONF_MAX_PEER_LINKS, mask))
1629 conf->dot11MeshMaxPeerLinks = nconf->dot11MeshMaxPeerLinks;
1630 if (_chg_mesh_attr(NL80211_MESHCONF_MAX_RETRIES, mask))
1631 conf->dot11MeshMaxRetries = nconf->dot11MeshMaxRetries;
1632 if (_chg_mesh_attr(NL80211_MESHCONF_TTL, mask))
1633 conf->dot11MeshTTL = nconf->dot11MeshTTL;
45904f21 1634 if (_chg_mesh_attr(NL80211_MESHCONF_ELEMENT_TTL, mask))
58886a90 1635 conf->element_ttl = nconf->element_ttl;
93da9cc1 1636 if (_chg_mesh_attr(NL80211_MESHCONF_AUTO_OPEN_PLINKS, mask))
1637 conf->auto_open_plinks = nconf->auto_open_plinks;
d299a1f2
JC		 1638 if (_chg_mesh_attr(NL80211_MESHCONF_SYNC_OFFSET_MAX_NEIGHBOR, mask))
1639 conf->dot11MeshNbrOffsetMaxNeighbor =
1640 nconf->dot11MeshNbrOffsetMaxNeighbor;
93da9cc1 1641 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_MAX_PREQ_RETRIES, mask))
1642 conf->dot11MeshHWMPmaxPREQretries =
1643 nconf->dot11MeshHWMPmaxPREQretries;
1644 if (_chg_mesh_attr(NL80211_MESHCONF_PATH_REFRESH_TIME, mask))
1645 conf->path_refresh_time = nconf->path_refresh_time;
1646 if (_chg_mesh_attr(NL80211_MESHCONF_MIN_DISCOVERY_TIMEOUT, mask))
1647 conf->min_discovery_timeout = nconf->min_discovery_timeout;
1648 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_ACTIVE_PATH_TIMEOUT, mask))
1649 conf->dot11MeshHWMPactivePathTimeout =
1650 nconf->dot11MeshHWMPactivePathTimeout;
1651 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_PREQ_MIN_INTERVAL, mask))
1652 conf->dot11MeshHWMPpreqMinInterval =
1653 nconf->dot11MeshHWMPpreqMinInterval;
dca7e943
TP		 1654 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_PERR_MIN_INTERVAL, mask))
1655 conf->dot11MeshHWMPperrMinInterval =
1656 nconf->dot11MeshHWMPperrMinInterval;
93da9cc1 1657 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_NET_DIAM_TRVS_TIME,
1658 mask))
1659 conf->dot11MeshHWMPnetDiameterTraversalTime =
1660 nconf->dot11MeshHWMPnetDiameterTraversalTime;
63c5723b
RP		 1661 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_ROOTMODE, mask)) {
1662 conf->dot11MeshHWMPRootMode = nconf->dot11MeshHWMPRootMode;
1663 ieee80211_mesh_root_setup(ifmsh);
1664 }
16dd7267 1665 if (_chg_mesh_attr(NL80211_MESHCONF_GATE_ANNOUNCEMENTS, mask)) {
c6133661
TP		 1666 /* our current gate announcement implementation rides on root
1667 * announcements, so require this ifmsh to also be a root node
1668 * */
1669 if (nconf->dot11MeshGateAnnouncementProtocol &&
dbb912cd
CYY		 1670 !(conf->dot11MeshHWMPRootMode > IEEE80211_ROOTMODE_ROOT)) {
1671 conf->dot11MeshHWMPRootMode = IEEE80211_PROACTIVE_RANN;
c6133661
TP		 1672 ieee80211_mesh_root_setup(ifmsh);
1673 }
16dd7267
JC		 1674 conf->dot11MeshGateAnnouncementProtocol =
1675 nconf->dot11MeshGateAnnouncementProtocol;
1676 }
a4f606ea 1677 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_RANN_INTERVAL, mask))
0507e159
JC		 1678 conf->dot11MeshHWMPRannInterval =
1679 nconf->dot11MeshHWMPRannInterval;
94f90656
CYY		 1680 if (_chg_mesh_attr(NL80211_MESHCONF_FORWARDING, mask))
1681 conf->dot11MeshForwarding = nconf->dot11MeshForwarding;
55335137
AN		 1682 if (_chg_mesh_attr(NL80211_MESHCONF_RSSI_THRESHOLD, mask)) {
1683 /* our RSSI threshold implementation is supported only for
1684 * devices that report signal in dBm.
1685 */
1686 if (!(sdata->local->hw.flags & IEEE80211_HW_SIGNAL_DBM))
1687 return -ENOTSUPP;
1688 conf->rssi_threshold = nconf->rssi_threshold;
1689 }
70c33eaa
AN		 1690 if (_chg_mesh_attr(NL80211_MESHCONF_HT_OPMODE, mask)) {
1691 conf->ht_opmode = nconf->ht_opmode;
1692 sdata->vif.bss_conf.ht_operation_mode = nconf->ht_opmode;
1693 ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_HT);
1694 }
ac1073a6
CYY		 1695 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_PATH_TO_ROOT_TIMEOUT, mask))
1696 conf->dot11MeshHWMPactivePathToRootTimeout =
1697 nconf->dot11MeshHWMPactivePathToRootTimeout;
1698 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_ROOT_INTERVAL, mask))
1699 conf->dot11MeshHWMProotInterval =
1700 nconf->dot11MeshHWMProotInterval;
728b19e5
CYY		 1701 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_CONFIRMATION_INTERVAL, mask))
1702 conf->dot11MeshHWMPconfirmationInterval =
1703 nconf->dot11MeshHWMPconfirmationInterval;
93da9cc1 1704 return 0;
1705}
1706
29cbe68c
JB		 1707static int ieee80211_join_mesh(struct wiphy *wiphy, struct net_device *dev,
1708 const struct mesh_config *conf,
1709 const struct mesh_setup *setup)
1710{
1711 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1712 struct ieee80211_if_mesh *ifmsh = &sdata->u.mesh;
c80d545d 1713 int err;
29cbe68c 1714
c80d545d
JC		 1715 memcpy(&ifmsh->mshcfg, conf, sizeof(struct mesh_config));
1716 err = copy_mesh_setup(ifmsh, setup);
1717 if (err)
1718 return err;
cc1d2806 1719
04ecd257
JB		 1720 /* can mesh use other SMPS modes? */
1721 sdata->smps_mode = IEEE80211_SMPS_OFF;
1722 sdata->needed_rx_chains = sdata->local->rx_chains;
1723
4bf88530
JB		 1724 err = ieee80211_vif_use_channel(sdata, &setup->chandef,
1725 IEEE80211_CHANCTX_SHARED);
cc1d2806
JB		 1726 if (err)
1727 return err;
1728
29cbe68c
JB		 1729 ieee80211_start_mesh(sdata);
1730
1731 return 0;
1732}
1733
1734static int ieee80211_leave_mesh(struct wiphy *wiphy, struct net_device *dev)
1735{
1736 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1737
1738 ieee80211_stop_mesh(sdata);
55de908a 1739 ieee80211_vif_release_channel(sdata);
29cbe68c
JB		 1740
1741 return 0;
1742}
c5dd9c2b
LCC		 1743#endif
1744
9f1ba906
JM		 1745static int ieee80211_change_bss(struct wiphy *wiphy,
1746 struct net_device *dev,
1747 struct bss_parameters *params)
1748{
55de908a
JB		 1749 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1750 enum ieee80211_band band;
9f1ba906
JM		 1751 u32 changed = 0;
1752
55de908a
JB		 1753 if (!rtnl_dereference(sdata->u.ap.beacon))
1754 return -ENOENT;
1755
1756 band = ieee80211_get_sdata_band(sdata);
9f1ba906 1757
9f1ba906 1758 if (params->use_cts_prot >= 0) {
bda3933a 1759 sdata->vif.bss_conf.use_cts_prot = params->use_cts_prot;
9f1ba906
JM		 1760 changed |= BSS_CHANGED_ERP_CTS_PROT;
1761 }
1762 if (params->use_short_preamble >= 0) {
bda3933a 1763 sdata->vif.bss_conf.use_short_preamble =
9f1ba906
JM		 1764 params->use_short_preamble;
1765 changed |= BSS_CHANGED_ERP_PREAMBLE;
1766 }
43d35343
FF		 1767
1768 if (!sdata->vif.bss_conf.use_short_slot &&
55de908a 1769 band == IEEE80211_BAND_5GHZ) {
43d35343
FF		 1770 sdata->vif.bss_conf.use_short_slot = true;
1771 changed |= BSS_CHANGED_ERP_SLOT;
1772 }
1773
9f1ba906 1774 if (params->use_short_slot_time >= 0) {
bda3933a 1775 sdata->vif.bss_conf.use_short_slot =
9f1ba906
JM		 1776 params->use_short_slot_time;
1777 changed |= BSS_CHANGED_ERP_SLOT;
1778 }
1779
90c97a04
JM		 1780 if (params->basic_rates) {
1781 int i, j;
1782 u32 rates = 0;
55de908a 1783 struct ieee80211_supported_band *sband = wiphy->bands[band];
90c97a04
JM		 1784
1785 for (i = 0; i < params->basic_rates_len; i++) {
1786 int rate = (params->basic_rates[i] & 0x7f) * 5;
1787 for (j = 0; j < sband->n_bitrates; j++) {
1788 if (sband->bitrates[j].bitrate == rate)
1789 rates |= BIT(j);
1790 }
1791 }
1792 sdata->vif.bss_conf.basic_rates = rates;
1793 changed |= BSS_CHANGED_BASIC_RATES;
1794 }
1795
7b7b5e56
FF		 1796 if (params->ap_isolate >= 0) {
1797 if (params->ap_isolate)
1798 sdata->flags |= IEEE80211_SDATA_DONT_BRIDGE_PACKETS;
1799 else
1800 sdata->flags &= ~IEEE80211_SDATA_DONT_BRIDGE_PACKETS;
1801 }
1802
80d7e403
HS		 1803 if (params->ht_opmode >= 0) {
1804 sdata->vif.bss_conf.ht_operation_mode =
1805 (u16) params->ht_opmode;
1806 changed |= BSS_CHANGED_HT;
1807 }
1808
9f1ba906
JM		 1809 ieee80211_bss_info_change_notify(sdata, changed);
1810
1811 return 0;
1812}
1813
31888487 1814static int ieee80211_set_txq_params(struct wiphy *wiphy,
f70f01c2 1815 struct net_device *dev,
31888487
JM		 1816 struct ieee80211_txq_params *params)
1817{
1818 struct ieee80211_local *local = wiphy_priv(wiphy);
f6f3def3 1819 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
31888487
JM		 1820 struct ieee80211_tx_queue_params p;
1821
1822 if (!local->ops->conf_tx)
1823 return -EOPNOTSUPP;
1824
54bcbc69
JB		 1825 if (local->hw.queues < IEEE80211_NUM_ACS)
1826 return -EOPNOTSUPP;
1827
31888487
JM		 1828 memset(&p, 0, sizeof(p));
1829 p.aifs = params->aifs;
1830 p.cw_max = params->cwmax;
1831 p.cw_min = params->cwmin;
1832 p.txop = params->txop;
ab13315a
KV		 1833
1834 /*
1835 * Setting tx queue params disables u-apsd because it's only
1836 * called in master mode.
1837 */
1838 p.uapsd = false;
1839
a3304b0a
JB		 1840 sdata->tx_conf[params->ac] = p;
1841 if (drv_conf_tx(local, sdata, params->ac, &p)) {
0fb9a9ec 1842 wiphy_debug(local->hw.wiphy,
a3304b0a
JB		 1843 "failed to set TX queue parameters for AC %d\n",
1844 params->ac);
31888487
JM		 1845 return -EINVAL;
1846 }
1847
7d25745d
JB		 1848 ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_QOS);
1849
31888487
JM		 1850 return 0;
1851}
1852
665af4fc 1853#ifdef CONFIG_PM
ff1b6e69
JB		 1854static int ieee80211_suspend(struct wiphy *wiphy,
1855 struct cfg80211_wowlan *wowlan)
665af4fc 1856{
eecc4800 1857 return __ieee80211_suspend(wiphy_priv(wiphy), wowlan);
665af4fc
BC		 1858}
1859
1860static int ieee80211_resume(struct wiphy *wiphy)
1861{
1862 return __ieee80211_resume(wiphy_priv(wiphy));
1863}
1864#else
1865#define ieee80211_suspend NULL
1866#define ieee80211_resume NULL
1867#endif
1868
2a519311 1869static int ieee80211_scan(struct wiphy *wiphy,
2a519311
JB		 1870 struct cfg80211_scan_request *req)
1871{
fd014284
JB		 1872 struct ieee80211_sub_if_data *sdata;
1873
1874 sdata = IEEE80211_WDEV_TO_SUB_IF(req->wdev);
2a519311 1875
2ca27bcf
JB		 1876 switch (ieee80211_vif_type_p2p(&sdata->vif)) {
1877 case NL80211_IFTYPE_STATION:
1878 case NL80211_IFTYPE_ADHOC:
1879 case NL80211_IFTYPE_MESH_POINT:
1880 case NL80211_IFTYPE_P2P_CLIENT:
f142c6b9 1881 case NL80211_IFTYPE_P2P_DEVICE:
2ca27bcf
JB		 1882 break;
1883 case NL80211_IFTYPE_P2P_GO:
1884 if (sdata->local->ops->hw_scan)
1885 break;
e9d7732e
JB		 1886 /*
1887 * FIXME: implement NoA while scanning in software,
1888 * for now fall through to allow scanning only when
1889 * beaconing hasn't been configured yet
1890 */
2ca27bcf 1891 case NL80211_IFTYPE_AP:
5c95b940
AQ		 1892 /*
1893 * If the scan has been forced (and the driver supports
1894 * forcing), don't care about being beaconing already.
1895 * This will create problems to the attached stations (e.g. all
1896 * the frames sent while scanning on other channel will be
1897 * lost)
1898 */
1899 if (sdata->u.ap.beacon &&
1900 (!(wiphy->features & NL80211_FEATURE_AP_SCAN) ||
1901 !(req->flags & NL80211_SCAN_FLAG_AP)))
2ca27bcf
JB		 1902 return -EOPNOTSUPP;
1903 break;
1904 default:
1905 return -EOPNOTSUPP;
1906 }
2a519311
JB		 1907
1908 return ieee80211_request_scan(sdata, req);
1909}
1910
79f460ca
LC		 1911static int
1912ieee80211_sched_scan_start(struct wiphy *wiphy,
1913 struct net_device *dev,
1914 struct cfg80211_sched_scan_request *req)
1915{
1916 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1917
1918 if (!sdata->local->ops->sched_scan_start)
1919 return -EOPNOTSUPP;
1920
1921 return ieee80211_request_sched_scan_start(sdata, req);
1922}
1923
1924static int
85a9994a 1925ieee80211_sched_scan_stop(struct wiphy *wiphy, struct net_device *dev)
79f460ca
LC		 1926{
1927 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1928
1929 if (!sdata->local->ops->sched_scan_stop)
1930 return -EOPNOTSUPP;
1931
85a9994a 1932 return ieee80211_request_sched_scan_stop(sdata);
79f460ca
LC		 1933}
1934
636a5d36
JM		 1935static int ieee80211_auth(struct wiphy *wiphy, struct net_device *dev,
1936 struct cfg80211_auth_request *req)
1937{
77fdaa12 1938 return ieee80211_mgd_auth(IEEE80211_DEV_TO_SUB_IF(dev), req);
636a5d36
JM		 1939}
1940
1941static int ieee80211_assoc(struct wiphy *wiphy, struct net_device *dev,
1942 struct cfg80211_assoc_request *req)
1943{
77fdaa12 1944 return ieee80211_mgd_assoc(IEEE80211_DEV_TO_SUB_IF(dev), req);
636a5d36
JM		 1945}
1946
1947static int ieee80211_deauth(struct wiphy *wiphy, struct net_device *dev,
63c9c5e7 1948 struct cfg80211_deauth_request *req)
636a5d36 1949{
63c9c5e7 1950 return ieee80211_mgd_deauth(IEEE80211_DEV_TO_SUB_IF(dev), req);
636a5d36
JM		 1951}
1952
1953static int ieee80211_disassoc(struct wiphy *wiphy, struct net_device *dev,
63c9c5e7 1954 struct cfg80211_disassoc_request *req)
636a5d36 1955{
63c9c5e7 1956 return ieee80211_mgd_disassoc(IEEE80211_DEV_TO_SUB_IF(dev), req);
636a5d36
JM		 1957}
1958
af8cdcd8
JB		 1959static int ieee80211_join_ibss(struct wiphy *wiphy, struct net_device *dev,
1960 struct cfg80211_ibss_params *params)
1961{
55de908a 1962 return ieee80211_ibss_join(IEEE80211_DEV_TO_SUB_IF(dev), params);
af8cdcd8
JB		 1963}
1964
1965static int ieee80211_leave_ibss(struct wiphy *wiphy, struct net_device *dev)
1966{
55de908a 1967 return ieee80211_ibss_leave(IEEE80211_DEV_TO_SUB_IF(dev));
af8cdcd8
JB		 1968}
1969
391e53e3
AQ		 1970static int ieee80211_set_mcast_rate(struct wiphy *wiphy, struct net_device *dev,
1971 int rate[IEEE80211_NUM_BANDS])
1972{
1973 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1974
1975 memcpy(sdata->vif.bss_conf.mcast_rate, rate, sizeof(rate));
1976
1977 return 0;
1978}
1979
b9a5f8ca
JM		 1980static int ieee80211_set_wiphy_params(struct wiphy *wiphy, u32 changed)
1981{
1982 struct ieee80211_local *local = wiphy_priv(wiphy);
24487981 1983 int err;
b9a5f8ca 1984
f23a4780
AN		 1985 if (changed & WIPHY_PARAM_FRAG_THRESHOLD) {
1986 err = drv_set_frag_threshold(local, wiphy->frag_threshold);
1987
1988 if (err)
1989 return err;
1990 }
1991
310bc676
LT		 1992 if (changed & WIPHY_PARAM_COVERAGE_CLASS) {
1993 err = drv_set_coverage_class(local, wiphy->coverage_class);
1994
1995 if (err)
1996 return err;
1997 }
1998
b9a5f8ca 1999 if (changed & WIPHY_PARAM_RTS_THRESHOLD) {
24487981 2000 err = drv_set_rts_threshold(local, wiphy->rts_threshold);
b9a5f8ca 2001
24487981
JB		 2002 if (err)
2003 return err;
b9a5f8ca
JM		 2004 }
2005
2006 if (changed & WIPHY_PARAM_RETRY_SHORT)
2007 local->hw.conf.short_frame_max_tx_count = wiphy->retry_short;
2008 if (changed & WIPHY_PARAM_RETRY_LONG)
2009 local->hw.conf.long_frame_max_tx_count = wiphy->retry_long;
2010 if (changed &
2011 (WIPHY_PARAM_RETRY_SHORT | WIPHY_PARAM_RETRY_LONG))
2012 ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_RETRY_LIMITS);
2013
2014 return 0;
2015}
2016
7643a2c3 2017static int ieee80211_set_tx_power(struct wiphy *wiphy,
c8442118 2018 struct wireless_dev *wdev,
fa61cf70 2019 enum nl80211_tx_power_setting type, int mbm)
7643a2c3
JB		 2020{
2021 struct ieee80211_local *local = wiphy_priv(wiphy);
1ea6f9c0 2022 struct ieee80211_sub_if_data *sdata;
7643a2c3 2023
1ea6f9c0
JB		 2024 if (wdev) {
2025 sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
2026
2027 switch (type) {
2028 case NL80211_TX_POWER_AUTOMATIC:
2029 sdata->user_power_level = IEEE80211_UNSET_POWER_LEVEL;
2030 break;
2031 case NL80211_TX_POWER_LIMITED:
2032 case NL80211_TX_POWER_FIXED:
2033 if (mbm < 0 || (mbm % 100))
2034 return -EOPNOTSUPP;
2035 sdata->user_power_level = MBM_TO_DBM(mbm);
2036 break;
2037 }
2038
2039 ieee80211_recalc_txpower(sdata);
2040
2041 return 0;
2042 }
55de908a 2043
7643a2c3 2044 switch (type) {
fa61cf70 2045 case NL80211_TX_POWER_AUTOMATIC:
1ea6f9c0 2046 local->user_power_level = IEEE80211_UNSET_POWER_LEVEL;
7643a2c3 2047 break;
fa61cf70 2048 case NL80211_TX_POWER_LIMITED:
fa61cf70
JO		 2049 case NL80211_TX_POWER_FIXED:
2050 if (mbm < 0 || (mbm % 100))
2051 return -EOPNOTSUPP;
fa61cf70 2052 local->user_power_level = MBM_TO_DBM(mbm);
7643a2c3 2053 break;
7643a2c3
JB		 2054 }
2055
1ea6f9c0
JB		 2056 mutex_lock(&local->iflist_mtx);
2057 list_for_each_entry(sdata, &local->interfaces, list)
2058 sdata->user_power_level = local->user_power_level;
2059 list_for_each_entry(sdata, &local->interfaces, list)
2060 ieee80211_recalc_txpower(sdata);
2061 mutex_unlock(&local->iflist_mtx);
7643a2c3
JB		 2062
2063 return 0;
2064}
2065
c8442118
JB		 2066static int ieee80211_get_tx_power(struct wiphy *wiphy,
2067 struct wireless_dev *wdev,
2068 int *dbm)
7643a2c3
JB		 2069{
2070 struct ieee80211_local *local = wiphy_priv(wiphy);
1ea6f9c0 2071 struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
7643a2c3 2072
1ea6f9c0
JB		 2073 if (!local->use_chanctx)
2074 *dbm = local->hw.conf.power_level;
2075 else
2076 *dbm = sdata->vif.bss_conf.txpower;
7643a2c3 2077
7643a2c3
JB		 2078 return 0;
2079}
2080
ab737a4f 2081static int ieee80211_set_wds_peer(struct wiphy *wiphy, struct net_device *dev,
388ac775 2082 const u8 *addr)
ab737a4f
JB		 2083{
2084 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2085
2086 memcpy(&sdata->u.wds.remote_addr, addr, ETH_ALEN);
2087
2088 return 0;
2089}
2090
1f87f7d3
JB		 2091static void ieee80211_rfkill_poll(struct wiphy *wiphy)
2092{
2093 struct ieee80211_local *local = wiphy_priv(wiphy);
2094
2095 drv_rfkill_poll(local);
2096}
2097
aff89a9b 2098#ifdef CONFIG_NL80211_TESTMODE
99783e2c 2099static int ieee80211_testmode_cmd(struct wiphy *wiphy, void *data, int len)
aff89a9b
JB		 2100{
2101 struct ieee80211_local *local = wiphy_priv(wiphy);
2102
2103 if (!local->ops->testmode_cmd)
2104 return -EOPNOTSUPP;
2105
2106 return local->ops->testmode_cmd(&local->hw, data, len);
2107}
71063f0e
WYG		 2108
2109static int ieee80211_testmode_dump(struct wiphy *wiphy,
2110 struct sk_buff *skb,
2111 struct netlink_callback *cb,
2112 void *data, int len)
2113{
2114 struct ieee80211_local *local = wiphy_priv(wiphy);
2115
2116 if (!local->ops->testmode_dump)
2117 return -EOPNOTSUPP;
2118
2119 return local->ops->testmode_dump(&local->hw, skb, cb, data, len);
2120}
aff89a9b
JB		 2121#endif
2122
0f78231b
JB		 2123int __ieee80211_request_smps(struct ieee80211_sub_if_data *sdata,
2124 enum ieee80211_smps_mode smps_mode)
2125{
2126 const u8 *ap;
2127 enum ieee80211_smps_mode old_req;
2128 int err;
2129
243e6df4
JB		 2130 lockdep_assert_held(&sdata->u.mgd.mtx);
2131
0f78231b
JB		 2132 old_req = sdata->u.mgd.req_smps;
2133 sdata->u.mgd.req_smps = smps_mode;
2134
2135 if (old_req == smps_mode &&
2136 smps_mode != IEEE80211_SMPS_AUTOMATIC)
2137 return 0;
2138
2139 /*
2140 * If not associated, or current association is not an HT
04ecd257
JB		 2141 * association, there's no need to do anything, just store
2142 * the new value until we associate.
0f78231b
JB		 2143 */
2144 if (!sdata->u.mgd.associated ||
4bf88530 2145 sdata->vif.bss_conf.chandef.width == NL80211_CHAN_WIDTH_20_NOHT)
0f78231b 2146 return 0;
0f78231b 2147
0c1ad2ca 2148 ap = sdata->u.mgd.associated->bssid;
0f78231b
JB		 2149
2150 if (smps_mode == IEEE80211_SMPS_AUTOMATIC) {
2151 if (sdata->u.mgd.powersave)
2152 smps_mode = IEEE80211_SMPS_DYNAMIC;
2153 else
2154 smps_mode = IEEE80211_SMPS_OFF;
2155 }
2156
2157 /* send SM PS frame to AP */
2158 err = ieee80211_send_smps_action(sdata, smps_mode,
2159 ap, ap);
2160 if (err)
2161 sdata->u.mgd.req_smps = old_req;
2162
2163 return err;
2164}
2165
bc92afd9
JB		 2166static int ieee80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *dev,
2167 bool enabled, int timeout)
2168{
2169 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2170 struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
bc92afd9 2171
e5de30c9
BP		 2172 if (sdata->vif.type != NL80211_IFTYPE_STATION)
2173 return -EOPNOTSUPP;
2174
bc92afd9
JB		 2175 if (!(local->hw.flags & IEEE80211_HW_SUPPORTS_PS))
2176 return -EOPNOTSUPP;
2177
2178 if (enabled == sdata->u.mgd.powersave &&
ff616381 2179 timeout == local->dynamic_ps_forced_timeout)
bc92afd9
JB		 2180 return 0;
2181
2182 sdata->u.mgd.powersave = enabled;
ff616381 2183 local->dynamic_ps_forced_timeout = timeout;
bc92afd9 2184
0f78231b
JB		 2185 /* no change, but if automatic follow powersave */
2186 mutex_lock(&sdata->u.mgd.mtx);
2187 __ieee80211_request_smps(sdata, sdata->u.mgd.req_smps);
2188 mutex_unlock(&sdata->u.mgd.mtx);
2189
bc92afd9
JB		 2190 if (local->hw.flags & IEEE80211_HW_SUPPORTS_DYNAMIC_PS)
2191 ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_PS);
2192
2193 ieee80211_recalc_ps(local, -1);
ab095877 2194 ieee80211_recalc_ps_vif(sdata);
bc92afd9
JB		 2195
2196 return 0;
2197}
2198
a97c13c3
JO		 2199static int ieee80211_set_cqm_rssi_config(struct wiphy *wiphy,
2200 struct net_device *dev,
2201 s32 rssi_thold, u32 rssi_hyst)
2202{
2203 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
a97c13c3
JO		 2204 struct ieee80211_vif *vif = &sdata->vif;
2205 struct ieee80211_bss_conf *bss_conf = &vif->bss_conf;
2206
a97c13c3
JO		 2207 if (rssi_thold == bss_conf->cqm_rssi_thold &&
2208 rssi_hyst == bss_conf->cqm_rssi_hyst)
2209 return 0;
2210
2211 bss_conf->cqm_rssi_thold = rssi_thold;
2212 bss_conf->cqm_rssi_hyst = rssi_hyst;
2213
2214 /* tell the driver upon association, unless already associated */
ea086359
JB		 2215 if (sdata->u.mgd.associated &&
2216 sdata->vif.driver_flags & IEEE80211_VIF_SUPPORTS_CQM_RSSI)
a97c13c3
JO		 2217 ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_CQM);
2218
2219 return 0;
2220}
2221
9930380f
JB		 2222static int ieee80211_set_bitrate_mask(struct wiphy *wiphy,
2223 struct net_device *dev,
2224 const u8 *addr,
2225 const struct cfg80211_bitrate_mask *mask)
2226{
2227 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2228 struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
bdbfd6b5 2229 int i, ret;
2c7e6bc9 2230
554a43d5
EP		 2231 if (!ieee80211_sdata_running(sdata))
2232 return -ENETDOWN;
2233
bdbfd6b5
SM		 2234 if (local->hw.flags & IEEE80211_HW_HAS_RATE_CONTROL) {
2235 ret = drv_set_bitrate_mask(local, sdata, mask);
2236 if (ret)
2237 return ret;
2238 }
9930380f 2239
19468413 2240 for (i = 0; i < IEEE80211_NUM_BANDS; i++) {
37eb0b16 2241 sdata->rc_rateidx_mask[i] = mask->control[i].legacy;
19468413
SW		 2242 memcpy(sdata->rc_rateidx_mcs_mask[i], mask->control[i].mcs,
2243 sizeof(mask->control[i].mcs));
2244 }
9930380f 2245
37eb0b16 2246 return 0;
9930380f
JB		 2247}
2248
2eb278e0
JB		 2249static int ieee80211_start_roc_work(struct ieee80211_local *local,
2250 struct ieee80211_sub_if_data *sdata,
2251 struct ieee80211_channel *channel,
2eb278e0
JB		 2252 unsigned int duration, u64 *cookie,
2253 struct sk_buff *txskb)
2254{
2255 struct ieee80211_roc_work *roc, *tmp;
2256 bool queued = false;
21f83589 2257 int ret;
21f83589
JB		 2258
2259 lockdep_assert_held(&local->mtx);
2260
fe57d9f5
JB		 2261 if (local->use_chanctx && !local->ops->remain_on_channel)
2262 return -EOPNOTSUPP;
2263
2eb278e0
JB		 2264 roc = kzalloc(sizeof(*roc), GFP_KERNEL);
2265 if (!roc)
2266 return -ENOMEM;
2267
2268 roc->chan = channel;
2eb278e0
JB		 2269 roc->duration = duration;
2270 roc->req_duration = duration;
2271 roc->frame = txskb;
2272 roc->mgmt_tx_cookie = (unsigned long)txskb;
2273 roc->sdata = sdata;
2274 INIT_DELAYED_WORK(&roc->work, ieee80211_sw_roc_work);
2275 INIT_LIST_HEAD(&roc->dependents);
2276
2277 /* if there's one pending or we're scanning, queue this one */
2278 if (!list_empty(&local->roc_list) || local->scanning)
2279 goto out_check_combine;
2280
2281 /* if not HW assist, just queue & schedule work */
2282 if (!local->ops->remain_on_channel) {
2283 ieee80211_queue_delayed_work(&local->hw, &roc->work, 0);
2284 goto out_queue;
2285 }
2286
2287 /* otherwise actually kick it off here (for error handling) */
2288
2289 /*
2290 * If the duration is zero, then the driver
2291 * wouldn't actually do anything. Set it to
2292 * 10 for now.
2293 *
2294 * TODO: cancel the off-channel operation
2295 * when we get the SKB's TX status and
2296 * the wait time was zero before.
2297 */
2298 if (!duration)
2299 duration = 10;
2300
42d97a59 2301 ret = drv_remain_on_channel(local, sdata, channel, duration);
21f83589 2302 if (ret) {
2eb278e0
JB		 2303 kfree(roc);
2304 return ret;
21f83589
JB		 2305 }
2306
2eb278e0
JB		 2307 roc->started = true;
2308 goto out_queue;
2309
2310 out_check_combine:
2311 list_for_each_entry(tmp, &local->roc_list, list) {
42d97a59 2312 if (tmp->chan != channel || tmp->sdata != sdata)
2eb278e0
JB		 2313 continue;
2314
2315 /*
2316 * Extend this ROC if possible:
2317 *
2318 * If it hasn't started yet, just increase the duration
2319 * and add the new one to the list of dependents.
2320 */
2321 if (!tmp->started) {
2322 list_add_tail(&roc->list, &tmp->dependents);
2323 tmp->duration = max(tmp->duration, roc->duration);
2324 queued = true;
2325 break;
2326 }
2327
2328 /* If it has already started, it's more difficult ... */
2329 if (local->ops->remain_on_channel) {
2330 unsigned long j = jiffies;
2331
2332 /*
2333 * In the offloaded ROC case, if it hasn't begun, add
2334 * this new one to the dependent list to be handled
2335 * when the the master one begins. If it has begun,
2336 * check that there's still a minimum time left and
2337 * if so, start this one, transmitting the frame, but
2338 * add it to the list directly after this one with a
2339 * a reduced time so we'll ask the driver to execute
2340 * it right after finishing the previous one, in the
2341 * hope that it'll also be executed right afterwards,
2342 * effectively extending the old one.
2343 * If there's no minimum time left, just add it to the
2344 * normal list.
2345 */
2346 if (!tmp->hw_begun) {
2347 list_add_tail(&roc->list, &tmp->dependents);
2348 queued = true;
2349 break;
2350 }
2351
2352 if (time_before(j + IEEE80211_ROC_MIN_LEFT,
2353 tmp->hw_start_time +
2354 msecs_to_jiffies(tmp->duration))) {
2355 int new_dur;
2356
2357 ieee80211_handle_roc_started(roc);
2358
2359 new_dur = roc->duration -
2360 jiffies_to_msecs(tmp->hw_start_time +
2361 msecs_to_jiffies(
2362 tmp->duration) -
2363 j);
2364
2365 if (new_dur > 0) {
2366 /* add right after tmp */
2367 list_add(&roc->list, &tmp->list);
2368 } else {
2369 list_add_tail(&roc->list,
2370 &tmp->dependents);
2371 }
2372 queued = true;
2373 }
2374 } else if (del_timer_sync(&tmp->work.timer)) {
2375 unsigned long new_end;
2376
2377 /*
2378 * In the software ROC case, cancel the timer, if
2379 * that fails then the finish work is already
2380 * queued/pending and thus we queue the new ROC
2381 * normally, if that succeeds then we can extend
2382 * the timer duration and TX the frame (if any.)
2383 */
2384
2385 list_add_tail(&roc->list, &tmp->dependents);
2386 queued = true;
2387
2388 new_end = jiffies + msecs_to_jiffies(roc->duration);
2389
2390 /* ok, it was started & we canceled timer */
2391 if (time_after(new_end, tmp->work.timer.expires))
2392 mod_timer(&tmp->work.timer, new_end);
2393 else
2394 add_timer(&tmp->work.timer);
2395
2396 ieee80211_handle_roc_started(roc);
2397 }
2398 break;
2399 }
2400
2401 out_queue:
2402 if (!queued)
2403 list_add_tail(&roc->list, &local->roc_list);
2404
2405 /*
50febf6a 2406 * cookie is either the roc cookie (for normal roc)
2eb278e0
JB		 2407 * or the SKB (for mgmt TX)
2408 */
50febf6a
JB		 2409 if (!txskb) {
2410 /* local->mtx protects this */
2411 local->roc_cookie_counter++;
2412 roc->cookie = local->roc_cookie_counter;
2413 /* wow, you wrapped 64 bits ... more likely a bug */
2414 if (WARN_ON(roc->cookie == 0)) {
2415 roc->cookie = 1;
2416 local->roc_cookie_counter++;
2417 }
2418 *cookie = roc->cookie;
2419 } else {
2eb278e0 2420 *cookie = (unsigned long)txskb;
50febf6a 2421 }
2eb278e0
JB		 2422
2423 return 0;
21f83589
JB		 2424}
2425
b8bc4b0a 2426static int ieee80211_remain_on_channel(struct wiphy *wiphy,
71bbc994 2427 struct wireless_dev *wdev,
b8bc4b0a 2428 struct ieee80211_channel *chan,
b8bc4b0a
JB		 2429 unsigned int duration,
2430 u64 *cookie)
2431{
71bbc994 2432 struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
21f83589 2433 struct ieee80211_local *local = sdata->local;
2eb278e0 2434 int ret;
21f83589 2435
2eb278e0 2436 mutex_lock(&local->mtx);
42d97a59 2437 ret = ieee80211_start_roc_work(local, sdata, chan,
2eb278e0
JB		 2438 duration, cookie, NULL);
2439 mutex_unlock(&local->mtx);
b8bc4b0a 2440
2eb278e0 2441 return ret;
b8bc4b0a
JB		 2442}
2443
2eb278e0
JB		 2444static int ieee80211_cancel_roc(struct ieee80211_local *local,
2445 u64 cookie, bool mgmt_tx)
21f83589 2446{
2eb278e0 2447 struct ieee80211_roc_work *roc, *tmp, *found = NULL;
21f83589
JB		 2448 int ret;
2449
2eb278e0
JB		 2450 mutex_lock(&local->mtx);
2451 list_for_each_entry_safe(roc, tmp, &local->roc_list, list) {
e979e33c
JB		 2452 struct ieee80211_roc_work *dep, *tmp2;
2453
2454 list_for_each_entry_safe(dep, tmp2, &roc->dependents, list) {
50febf6a 2455 if (!mgmt_tx && dep->cookie != cookie)
e979e33c
JB		 2456 continue;
2457 else if (mgmt_tx && dep->mgmt_tx_cookie != cookie)
2458 continue;
2459 /* found dependent item -- just remove it */
2460 list_del(&dep->list);
2461 mutex_unlock(&local->mtx);
2462
2463 ieee80211_roc_notify_destroy(dep);
2464 return 0;
2465 }
2466
50febf6a 2467 if (!mgmt_tx && roc->cookie != cookie)
2eb278e0
JB		 2468 continue;
2469 else if (mgmt_tx && roc->mgmt_tx_cookie != cookie)
2470 continue;
21f83589 2471
2eb278e0
JB		 2472 found = roc;
2473 break;
2474 }
21f83589 2475
2eb278e0
JB		 2476 if (!found) {
2477 mutex_unlock(&local->mtx);
2478 return -ENOENT;
2479 }
21f83589 2480
e979e33c
JB		 2481 /*
2482 * We found the item to cancel, so do that. Note that it
2483 * may have dependents, which we also cancel (and send
2484 * the expired signal for.) Not doing so would be quite
2485 * tricky here, but we may need to fix it later.
2486 */
2487
2eb278e0
JB		 2488 if (local->ops->remain_on_channel) {
2489 if (found->started) {
2490 ret = drv_cancel_remain_on_channel(local);
2491 if (WARN_ON_ONCE(ret)) {
2492 mutex_unlock(&local->mtx);
2493 return ret;
2494 }
2495 }
21f83589 2496
2eb278e0 2497 list_del(&found->list);
21f83589 2498
0f6b3f59
JB		 2499 if (found->started)
2500 ieee80211_start_next_roc(local);
2eb278e0 2501 mutex_unlock(&local->mtx);
21f83589 2502
2eb278e0
JB		 2503 ieee80211_roc_notify_destroy(found);
2504 } else {
2505 /* work may be pending so use it all the time */
2506 found->abort = true;
2507 ieee80211_queue_delayed_work(&local->hw, &found->work, 0);
21f83589 2508
21f83589
JB		 2509 mutex_unlock(&local->mtx);
2510
2eb278e0
JB		 2511 /* work will clean up etc */
2512 flush_delayed_work(&found->work);
21f83589 2513 }
b8bc4b0a 2514
2eb278e0 2515 return 0;
b8bc4b0a
JB		 2516}
2517
2eb278e0 2518static int ieee80211_cancel_remain_on_channel(struct wiphy *wiphy,
71bbc994 2519 struct wireless_dev *wdev,
2eb278e0 2520 u64 cookie)
f30221e4 2521{
71bbc994 2522 struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
2eb278e0 2523 struct ieee80211_local *local = sdata->local;
f30221e4 2524
2eb278e0 2525 return ieee80211_cancel_roc(local, cookie, false);
f30221e4
JB		 2526}
2527
71bbc994 2528static int ieee80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev,
f7ca38df 2529 struct ieee80211_channel *chan, bool offchan,
42d97a59
JB		 2530 unsigned int wait, const u8 *buf, size_t len,
2531 bool no_cck, bool dont_wait_for_ack, u64 *cookie)
026331c4 2532{
71bbc994 2533 struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
9d38d85d
JB		 2534 struct ieee80211_local *local = sdata->local;
2535 struct sk_buff *skb;
2536 struct sta_info *sta;
2537 const struct ieee80211_mgmt *mgmt = (void *)buf;
2eb278e0 2538 bool need_offchan = false;
e247bd90 2539 u32 flags;
2eb278e0 2540 int ret;
f7ca38df 2541
e247bd90
JB		 2542 if (dont_wait_for_ack)
2543 flags = IEEE80211_TX_CTL_NO_ACK;
2544 else
2545 flags = IEEE80211_TX_INTFL_NL80211_FRAME_TX |
2546 IEEE80211_TX_CTL_REQ_TX_STATUS;
2547
aad14ceb
RM		 2548 if (no_cck)
2549 flags |= IEEE80211_TX_CTL_NO_CCK_RATE;
2550
9d38d85d
JB		 2551 switch (sdata->vif.type) {
2552 case NL80211_IFTYPE_ADHOC:
2eb278e0
JB		 2553 if (!sdata->vif.bss_conf.ibss_joined)
2554 need_offchan = true;
2555 /* fall through */
2556#ifdef CONFIG_MAC80211_MESH
2557 case NL80211_IFTYPE_MESH_POINT:
2558 if (ieee80211_vif_is_mesh(&sdata->vif) &&
2559 !sdata->u.mesh.mesh_id_len)
2560 need_offchan = true;
2561 /* fall through */
2562#endif
663fcafd
JB		 2563 case NL80211_IFTYPE_AP:
2564 case NL80211_IFTYPE_AP_VLAN:
2565 case NL80211_IFTYPE_P2P_GO:
2eb278e0
JB		 2566 if (sdata->vif.type != NL80211_IFTYPE_ADHOC &&
2567 !ieee80211_vif_is_mesh(&sdata->vif) &&
2568 !rcu_access_pointer(sdata->bss->beacon))
2569 need_offchan = true;
663fcafd
JB		 2570 if (!ieee80211_is_action(mgmt->frame_control) ||
2571 mgmt->u.action.category == WLAN_CATEGORY_PUBLIC)
9d38d85d
JB		 2572 break;
2573 rcu_read_lock();
2574 sta = sta_info_get(sdata, mgmt->da);
2575 rcu_read_unlock();
2576 if (!sta)
2577 return -ENOLINK;
2578 break;
2579 case NL80211_IFTYPE_STATION:
663fcafd 2580 case NL80211_IFTYPE_P2P_CLIENT:
2eb278e0
JB		 2581 if (!sdata->u.mgd.associated)
2582 need_offchan = true;
9d38d85d 2583 break;
f142c6b9
JB		 2584 case NL80211_IFTYPE_P2P_DEVICE:
2585 need_offchan = true;
2586 break;
9d38d85d
JB		 2587 default:
2588 return -EOPNOTSUPP;
2589 }
2590
2eb278e0
JB		 2591 mutex_lock(&local->mtx);
2592
2593 /* Check if the operating channel is the requested channel */
2594 if (!need_offchan) {
55de908a
JB		 2595 struct ieee80211_chanctx_conf *chanctx_conf;
2596
2597 rcu_read_lock();
2598 chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf);
2599
42d97a59 2600 if (chanctx_conf)
4bf88530 2601 need_offchan = chan != chanctx_conf->def.chan;
42d97a59 2602 else
2eb278e0 2603 need_offchan = true;
55de908a 2604 rcu_read_unlock();
2eb278e0
JB		 2605 }
2606
2607 if (need_offchan && !offchan) {
2608 ret = -EBUSY;
2609 goto out_unlock;
2610 }
2611
9d38d85d 2612 skb = dev_alloc_skb(local->hw.extra_tx_headroom + len);
2eb278e0
JB		 2613 if (!skb) {
2614 ret = -ENOMEM;
2615 goto out_unlock;
2616 }
9d38d85d
JB		 2617 skb_reserve(skb, local->hw.extra_tx_headroom);
2618
2619 memcpy(skb_put(skb, len), buf, len);
2620
2621 IEEE80211_SKB_CB(skb)->flags = flags;
2622
2623 skb->dev = sdata->dev;
9d38d85d 2624
2eb278e0 2625 if (!need_offchan) {
7f9f78ab 2626 *cookie = (unsigned long) skb;
f30221e4 2627 ieee80211_tx_skb(sdata, skb);
2eb278e0
JB		 2628 ret = 0;
2629 goto out_unlock;
f30221e4
JB		 2630 }
2631
2eb278e0
JB		 2632 IEEE80211_SKB_CB(skb)->flags |= IEEE80211_TX_CTL_TX_OFFCHAN;
2633 if (local->hw.flags & IEEE80211_HW_QUEUE_CONTROL)
2634 IEEE80211_SKB_CB(skb)->hw_queue =
2635 local->hw.offchannel_tx_hw_queue;
f30221e4 2636
2eb278e0 2637 /* This will handle all kinds of coalescing and immediate TX */
42d97a59 2638 ret = ieee80211_start_roc_work(local, sdata, chan,
2eb278e0
JB		 2639 wait, cookie, skb);
2640 if (ret)
2641 kfree_skb(skb);
2642 out_unlock:
2643 mutex_unlock(&local->mtx);
2644 return ret;
026331c4
JM		 2645}
2646
f30221e4 2647static int ieee80211_mgmt_tx_cancel_wait(struct wiphy *wiphy,
71bbc994 2648 struct wireless_dev *wdev,
f30221e4
JB		 2649 u64 cookie)
2650{
71bbc994 2651 struct ieee80211_local *local = wiphy_priv(wiphy);
f30221e4 2652
2eb278e0 2653 return ieee80211_cancel_roc(local, cookie, true);
f30221e4
JB		 2654}
2655
7be5086d 2656static void ieee80211_mgmt_frame_register(struct wiphy *wiphy,
71bbc994 2657 struct wireless_dev *wdev,
7be5086d
JB		 2658 u16 frame_type, bool reg)
2659{
2660 struct ieee80211_local *local = wiphy_priv(wiphy);
71bbc994 2661 struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
7be5086d 2662
6abe0563
WH		 2663 switch (frame_type) {
2664 case IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_AUTH:
2665 if (sdata->vif.type == NL80211_IFTYPE_ADHOC) {
2666 struct ieee80211_if_ibss *ifibss = &sdata->u.ibss;
7be5086d 2667
6abe0563
WH		 2668 if (reg)
2669 ifibss->auth_frame_registrations++;
2670 else
2671 ifibss->auth_frame_registrations--;
2672 }
2673 break;
2674 case IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ:
2675 if (reg)
2676 local->probe_req_reg++;
2677 else
2678 local->probe_req_reg--;
7be5086d 2679
6abe0563
WH		 2680 ieee80211_queue_work(&local->hw, &local->reconfig_filter);
2681 break;
2682 default:
2683 break;
2684 }
7be5086d
JB		 2685}
2686
15d96753
BR		 2687static int ieee80211_set_antenna(struct wiphy *wiphy, u32 tx_ant, u32 rx_ant)
2688{
2689 struct ieee80211_local *local = wiphy_priv(wiphy);
2690
2691 if (local->started)
2692 return -EOPNOTSUPP;
2693
2694 return drv_set_antenna(local, tx_ant, rx_ant);
2695}
2696
2697static int ieee80211_get_antenna(struct wiphy *wiphy, u32 *tx_ant, u32 *rx_ant)
2698{
2699 struct ieee80211_local *local = wiphy_priv(wiphy);
2700
2701 return drv_get_antenna(local, tx_ant, rx_ant);
2702}
2703
38c09159
JL		 2704static int ieee80211_set_ringparam(struct wiphy *wiphy, u32 tx, u32 rx)
2705{
2706 struct ieee80211_local *local = wiphy_priv(wiphy);
2707
2708 return drv_set_ringparam(local, tx, rx);
2709}
2710
2711static void ieee80211_get_ringparam(struct wiphy *wiphy,
2712 u32 *tx, u32 *tx_max, u32 *rx, u32 *rx_max)
2713{
2714 struct ieee80211_local *local = wiphy_priv(wiphy);
2715
2716 drv_get_ringparam(local, tx, tx_max, rx, rx_max);
2717}
2718
c68f4b89
JB		 2719static int ieee80211_set_rekey_data(struct wiphy *wiphy,
2720 struct net_device *dev,
2721 struct cfg80211_gtk_rekey_data *data)
2722{
2723 struct ieee80211_local *local = wiphy_priv(wiphy);
2724 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2725
2726 if (!local->ops->set_rekey_data)
2727 return -EOPNOTSUPP;
2728
2729 drv_set_rekey_data(local, sdata, data);
2730
2731 return 0;
2732}
2733
dfe018bf
AN		 2734static void ieee80211_tdls_add_ext_capab(struct sk_buff *skb)
2735{
2736 u8 *pos = (void *)skb_put(skb, 7);
2737
2738 *pos++ = WLAN_EID_EXT_CAPABILITY;
2739 *pos++ = 5; /* len */
2740 *pos++ = 0x0;
2741 *pos++ = 0x0;
2742 *pos++ = 0x0;
2743 *pos++ = 0x0;
2744 *pos++ = WLAN_EXT_CAPA5_TDLS_ENABLED;
2745}
2746
2747static u16 ieee80211_get_tdls_sta_capab(struct ieee80211_sub_if_data *sdata)
2748{
2749 struct ieee80211_local *local = sdata->local;
2750 u16 capab;
2751
2752 capab = 0;
55de908a 2753 if (ieee80211_get_sdata_band(sdata) != IEEE80211_BAND_2GHZ)
dfe018bf
AN		 2754 return capab;
2755
2756 if (!(local->hw.flags & IEEE80211_HW_2GHZ_SHORT_SLOT_INCAPABLE))
2757 capab |= WLAN_CAPABILITY_SHORT_SLOT_TIME;
2758 if (!(local->hw.flags & IEEE80211_HW_2GHZ_SHORT_PREAMBLE_INCAPABLE))
2759 capab |= WLAN_CAPABILITY_SHORT_PREAMBLE;
2760
2761 return capab;
2762}
2763
2764static void ieee80211_tdls_add_link_ie(struct sk_buff *skb, u8 *src_addr,
2765 u8 *peer, u8 *bssid)
2766{
2767 struct ieee80211_tdls_lnkie *lnkid;
2768
2769 lnkid = (void *)skb_put(skb, sizeof(struct ieee80211_tdls_lnkie));
2770
2771 lnkid->ie_type = WLAN_EID_LINK_ID;
2772 lnkid->ie_len = sizeof(struct ieee80211_tdls_lnkie) - 2;
2773
2774 memcpy(lnkid->bssid, bssid, ETH_ALEN);
2775 memcpy(lnkid->init_sta, src_addr, ETH_ALEN);
2776 memcpy(lnkid->resp_sta, peer, ETH_ALEN);
2777}
2778
2779static int
2780ieee80211_prep_tdls_encap_data(struct wiphy *wiphy, struct net_device *dev,
2781 u8 *peer, u8 action_code, u8 dialog_token,
2782 u16 status_code, struct sk_buff *skb)
2783{
2784 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
55de908a 2785 enum ieee80211_band band = ieee80211_get_sdata_band(sdata);
dfe018bf
AN		 2786 struct ieee80211_tdls_data *tf;
2787
2788 tf = (void *)skb_put(skb, offsetof(struct ieee80211_tdls_data, u));
2789
2790 memcpy(tf->da, peer, ETH_ALEN);
2791 memcpy(tf->sa, sdata->vif.addr, ETH_ALEN);
2792 tf->ether_type = cpu_to_be16(ETH_P_TDLS);
2793 tf->payload_type = WLAN_TDLS_SNAP_RFTYPE;
2794
2795 switch (action_code) {
2796 case WLAN_TDLS_SETUP_REQUEST:
2797 tf->category = WLAN_CATEGORY_TDLS;
2798 tf->action_code = WLAN_TDLS_SETUP_REQUEST;
2799
2800 skb_put(skb, sizeof(tf->u.setup_req));
2801 tf->u.setup_req.dialog_token = dialog_token;
2802 tf->u.setup_req.capability =
2803 cpu_to_le16(ieee80211_get_tdls_sta_capab(sdata));
2804
55de908a
JB		 2805 ieee80211_add_srates_ie(sdata, skb, false, band);
2806 ieee80211_add_ext_srates_ie(sdata, skb, false, band);
dfe018bf
AN		 2807 ieee80211_tdls_add_ext_capab(skb);
2808 break;
2809 case WLAN_TDLS_SETUP_RESPONSE:
2810 tf->category = WLAN_CATEGORY_TDLS;
2811 tf->action_code = WLAN_TDLS_SETUP_RESPONSE;
2812
2813 skb_put(skb, sizeof(tf->u.setup_resp));
2814 tf->u.setup_resp.status_code = cpu_to_le16(status_code);
2815 tf->u.setup_resp.dialog_token = dialog_token;
2816 tf->u.setup_resp.capability =
2817 cpu_to_le16(ieee80211_get_tdls_sta_capab(sdata));
2818
55de908a
JB		 2819 ieee80211_add_srates_ie(sdata, skb, false, band);
2820 ieee80211_add_ext_srates_ie(sdata, skb, false, band);
dfe018bf
AN		 2821 ieee80211_tdls_add_ext_capab(skb);
2822 break;
2823 case WLAN_TDLS_SETUP_CONFIRM:
2824 tf->category = WLAN_CATEGORY_TDLS;
2825 tf->action_code = WLAN_TDLS_SETUP_CONFIRM;
2826
2827 skb_put(skb, sizeof(tf->u.setup_cfm));
2828 tf->u.setup_cfm.status_code = cpu_to_le16(status_code);
2829 tf->u.setup_cfm.dialog_token = dialog_token;
2830 break;
2831 case WLAN_TDLS_TEARDOWN:
2832 tf->category = WLAN_CATEGORY_TDLS;
2833 tf->action_code = WLAN_TDLS_TEARDOWN;
2834
2835 skb_put(skb, sizeof(tf->u.teardown));
2836 tf->u.teardown.reason_code = cpu_to_le16(status_code);
2837 break;
2838 case WLAN_TDLS_DISCOVERY_REQUEST:
2839 tf->category = WLAN_CATEGORY_TDLS;
2840 tf->action_code = WLAN_TDLS_DISCOVERY_REQUEST;
2841
2842 skb_put(skb, sizeof(tf->u.discover_req));
2843 tf->u.discover_req.dialog_token = dialog_token;
2844 break;
2845 default:
2846 return -EINVAL;
2847 }
2848
2849 return 0;
2850}
2851
2852static int
2853ieee80211_prep_tdls_direct(struct wiphy *wiphy, struct net_device *dev,
2854 u8 *peer, u8 action_code, u8 dialog_token,
2855 u16 status_code, struct sk_buff *skb)
2856{
2857 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
55de908a 2858 enum ieee80211_band band = ieee80211_get_sdata_band(sdata);
dfe018bf
AN		 2859 struct ieee80211_mgmt *mgmt;
2860
2861 mgmt = (void *)skb_put(skb, 24);
2862 memset(mgmt, 0, 24);
2863 memcpy(mgmt->da, peer, ETH_ALEN);
2864 memcpy(mgmt->sa, sdata->vif.addr, ETH_ALEN);
2865 memcpy(mgmt->bssid, sdata->u.mgd.bssid, ETH_ALEN);
2866
2867 mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT |
2868 IEEE80211_STYPE_ACTION);
2869
2870 switch (action_code) {
2871 case WLAN_PUB_ACTION_TDLS_DISCOVER_RES:
2872 skb_put(skb, 1 + sizeof(mgmt->u.action.u.tdls_discover_resp));
2873 mgmt->u.action.category = WLAN_CATEGORY_PUBLIC;
2874 mgmt->u.action.u.tdls_discover_resp.action_code =
2875 WLAN_PUB_ACTION_TDLS_DISCOVER_RES;
2876 mgmt->u.action.u.tdls_discover_resp.dialog_token =
2877 dialog_token;
2878 mgmt->u.action.u.tdls_discover_resp.capability =
2879 cpu_to_le16(ieee80211_get_tdls_sta_capab(sdata));
2880
55de908a
JB		 2881 ieee80211_add_srates_ie(sdata, skb, false, band);
2882 ieee80211_add_ext_srates_ie(sdata, skb, false, band);
dfe018bf
AN		 2883 ieee80211_tdls_add_ext_capab(skb);
2884 break;
2885 default:
2886 return -EINVAL;
2887 }
2888
2889 return 0;
2890}
2891
2892static int ieee80211_tdls_mgmt(struct wiphy *wiphy, struct net_device *dev,
2893 u8 *peer, u8 action_code, u8 dialog_token,
2894 u16 status_code, const u8 *extra_ies,
2895 size_t extra_ies_len)
2896{
2897 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
2898 struct ieee80211_local *local = sdata->local;
dfe018bf
AN		 2899 struct sk_buff *skb = NULL;
2900 bool send_direct;
2901 int ret;
2902
2903 if (!(wiphy->flags & WIPHY_FLAG_SUPPORTS_TDLS))
2904 return -ENOTSUPP;
2905
2906 /* make sure we are in managed mode, and associated */
2907 if (sdata->vif.type != NL80211_IFTYPE_STATION ||
2908 !sdata->u.mgd.associated)
2909 return -EINVAL;
2910
bdcbd8e0
JB		 2911 tdls_dbg(sdata, "TDLS mgmt action %d peer %pM\n",
2912 action_code, peer);
dfe018bf
AN		 2913
2914 skb = dev_alloc_skb(local->hw.extra_tx_headroom +
2915 max(sizeof(struct ieee80211_mgmt),
2916 sizeof(struct ieee80211_tdls_data)) +
2917 50 + /* supported rates */
2918 7 + /* ext capab */
2919 extra_ies_len +
2920 sizeof(struct ieee80211_tdls_lnkie));
2921 if (!skb)
2922 return -ENOMEM;
2923
dfe018bf
AN		 2924 skb_reserve(skb, local->hw.extra_tx_headroom);
2925
2926 switch (action_code) {
2927 case WLAN_TDLS_SETUP_REQUEST:
2928 case WLAN_TDLS_SETUP_RESPONSE:
2929 case WLAN_TDLS_SETUP_CONFIRM:
2930 case WLAN_TDLS_TEARDOWN:
2931 case WLAN_TDLS_DISCOVERY_REQUEST:
2932 ret = ieee80211_prep_tdls_encap_data(wiphy, dev, peer,
2933 action_code, dialog_token,
2934 status_code, skb);
2935 send_direct = false;
2936 break;
2937 case WLAN_PUB_ACTION_TDLS_DISCOVER_RES:
2938 ret = ieee80211_prep_tdls_direct(wiphy, dev, peer, action_code,
2939 dialog_token, status_code,
2940 skb);
2941 send_direct = true;
2942 break;
2943 default:
2944 ret = -ENOTSUPP;
2945 break;
2946 }
2947
2948 if (ret < 0)
2949 goto fail;
2950
2951 if (extra_ies_len)
2952 memcpy(skb_put(skb, extra_ies_len), extra_ies, extra_ies_len);
2953
2954 /* the TDLS link IE is always added last */
2955 switch (action_code) {
2956 case WLAN_TDLS_SETUP_REQUEST:
2957 case WLAN_TDLS_SETUP_CONFIRM:
2958 case WLAN_TDLS_TEARDOWN:
2959 case WLAN_TDLS_DISCOVERY_REQUEST:
2960 /* we are the initiator */
2961 ieee80211_tdls_add_link_ie(skb, sdata->vif.addr, peer,
2962 sdata->u.mgd.bssid);
2963 break;
2964 case WLAN_TDLS_SETUP_RESPONSE:
2965 case WLAN_PUB_ACTION_TDLS_DISCOVER_RES:
2966 /* we are the responder */
2967 ieee80211_tdls_add_link_ie(skb, peer, sdata->vif.addr,
2968 sdata->u.mgd.bssid);
2969 break;
2970 default:
2971 ret = -ENOTSUPP;
2972 goto fail;
2973 }
2974
2975 if (send_direct) {
2976 ieee80211_tx_skb(sdata, skb);
2977 return 0;
2978 }
2979
2980 /*
2981 * According to 802.11z: Setup req/resp are sent in AC_BK, otherwise
2982 * we should default to AC_VI.
2983 */
2984 switch (action_code) {
2985 case WLAN_TDLS_SETUP_REQUEST:
2986 case WLAN_TDLS_SETUP_RESPONSE:
2987 skb_set_queue_mapping(skb, IEEE80211_AC_BK);
2988 skb->priority = 2;
2989 break;
2990 default:
2991 skb_set_queue_mapping(skb, IEEE80211_AC_VI);
2992 skb->priority = 5;
2993 break;
2994 }
2995
2996 /* disable bottom halves when entering the Tx path */
2997 local_bh_disable();
2998 ret = ieee80211_subif_start_xmit(skb, dev);
2999 local_bh_enable();
3000
3001 return ret;
3002
3003fail:
3004 dev_kfree_skb(skb);
3005 return ret;
3006}
3007
3008static int ieee80211_tdls_oper(struct wiphy *wiphy, struct net_device *dev,
3009 u8 *peer, enum nl80211_tdls_operation oper)
3010{
941c93cd 3011 struct sta_info *sta;
dfe018bf
AN		 3012 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
3013
3014 if (!(wiphy->flags & WIPHY_FLAG_SUPPORTS_TDLS))
3015 return -ENOTSUPP;
3016
3017 if (sdata->vif.type != NL80211_IFTYPE_STATION)
3018 return -EINVAL;
3019
bdcbd8e0 3020 tdls_dbg(sdata, "TDLS oper %d peer %pM\n", oper, peer);
dfe018bf
AN		 3021
3022 switch (oper) {
3023 case NL80211_TDLS_ENABLE_LINK:
941c93cd
AN		 3024 rcu_read_lock();
3025 sta = sta_info_get(sdata, peer);
3026 if (!sta) {
3027 rcu_read_unlock();
3028 return -ENOLINK;
3029 }
3030
c2c98fde 3031 set_sta_flag(sta, WLAN_STA_TDLS_PEER_AUTH);
941c93cd 3032 rcu_read_unlock();
dfe018bf
AN		 3033 break;
3034 case NL80211_TDLS_DISABLE_LINK:
3035 return sta_info_destroy_addr(sdata, peer);
3036 case NL80211_TDLS_TEARDOWN:
3037 case NL80211_TDLS_SETUP:
3038 case NL80211_TDLS_DISCOVERY_REQ:
3039 /* We don't support in-driver setup/teardown/discovery */
3040 return -ENOTSUPP;
3041 default:
3042 return -ENOTSUPP;
3043 }
3044
3045 return 0;
3046}
3047
06500736
JB		 3048static int ieee80211_probe_client(struct wiphy *wiphy, struct net_device *dev,
3049 const u8 *peer, u64 *cookie)
3050{
3051 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
3052 struct ieee80211_local *local = sdata->local;
3053 struct ieee80211_qos_hdr *nullfunc;
3054 struct sk_buff *skb;
3055 int size = sizeof(*nullfunc);
3056 __le16 fc;
3057 bool qos;
3058 struct ieee80211_tx_info *info;
3059 struct sta_info *sta;
55de908a
JB		 3060 struct ieee80211_chanctx_conf *chanctx_conf;
3061 enum ieee80211_band band;
06500736
JB		 3062
3063 rcu_read_lock();
55de908a
JB		 3064 chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf);
3065 if (WARN_ON(!chanctx_conf)) {
3066 rcu_read_unlock();
3067 return -EINVAL;
3068 }
4bf88530 3069 band = chanctx_conf->def.chan->band;
06500736 3070 sta = sta_info_get(sdata, peer);
b4487c2d 3071 if (sta) {
06500736 3072 qos = test_sta_flag(sta, WLAN_STA_WME);
b4487c2d
JB		 3073 } else {
3074 rcu_read_unlock();
06500736 3075 return -ENOLINK;
b4487c2d 3076 }
06500736
JB		 3077
3078 if (qos) {
3079 fc = cpu_to_le16(IEEE80211_FTYPE_DATA |
3080 IEEE80211_STYPE_QOS_NULLFUNC |
3081 IEEE80211_FCTL_FROMDS);
3082 } else {
3083 size -= 2;
3084 fc = cpu_to_le16(IEEE80211_FTYPE_DATA |
3085 IEEE80211_STYPE_NULLFUNC |
3086 IEEE80211_FCTL_FROMDS);
3087 }
3088
3089 skb = dev_alloc_skb(local->hw.extra_tx_headroom + size);
55de908a
JB		 3090 if (!skb) {
3091 rcu_read_unlock();
06500736 3092 return -ENOMEM;
55de908a 3093 }
06500736
JB		 3094
3095 skb->dev = dev;
3096
3097 skb_reserve(skb, local->hw.extra_tx_headroom);
3098
3099 nullfunc = (void *) skb_put(skb, size);
3100 nullfunc->frame_control = fc;
3101 nullfunc->duration_id = 0;
3102 memcpy(nullfunc->addr1, sta->sta.addr, ETH_ALEN);
3103 memcpy(nullfunc->addr2, sdata->vif.addr, ETH_ALEN);
3104 memcpy(nullfunc->addr3, sdata->vif.addr, ETH_ALEN);
3105 nullfunc->seq_ctrl = 0;
3106
3107 info = IEEE80211_SKB_CB(skb);
3108
3109 info->flags |= IEEE80211_TX_CTL_REQ_TX_STATUS |
3110 IEEE80211_TX_INTFL_NL80211_FRAME_TX;
3111
3112 skb_set_queue_mapping(skb, IEEE80211_AC_VO);
3113 skb->priority = 7;
3114 if (qos)
3115 nullfunc->qos_ctrl = cpu_to_le16(7);
3116
3117 local_bh_disable();
55de908a 3118 ieee80211_xmit(sdata, skb, band);
06500736 3119 local_bh_enable();
55de908a 3120 rcu_read_unlock();
06500736
JB		 3121
3122 *cookie = (unsigned long) skb;
3123 return 0;
3124}
3125
683b6d3b
JB		 3126static int ieee80211_cfg_get_channel(struct wiphy *wiphy,
3127 struct wireless_dev *wdev,
3128 struct cfg80211_chan_def *chandef)
5b7ccaf3 3129{
55de908a
JB		 3130 struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
3131 struct ieee80211_chanctx_conf *chanctx_conf;
683b6d3b 3132 int ret = -ENODATA;
55de908a
JB		 3133
3134 rcu_read_lock();
3135 chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf);
3136 if (chanctx_conf) {
4bf88530 3137 *chandef = chanctx_conf->def;
683b6d3b 3138 ret = 0;
55de908a
JB		 3139 }
3140 rcu_read_unlock();
5b7ccaf3 3141
683b6d3b 3142 return ret;
5b7ccaf3
JB		 3143}
3144
6d52563f
JB		 3145#ifdef CONFIG_PM
3146static void ieee80211_set_wakeup(struct wiphy *wiphy, bool enabled)
3147{
3148 drv_set_wakeup(wiphy_priv(wiphy), enabled);
3149}
3150#endif
3151
f0706e82
JB		 3152struct cfg80211_ops mac80211_config_ops = {
3153 .add_virtual_intf = ieee80211_add_iface,
3154 .del_virtual_intf = ieee80211_del_iface,
42613db7 3155 .change_virtual_intf = ieee80211_change_iface,
f142c6b9
JB		 3156 .start_p2p_device = ieee80211_start_p2p_device,
3157 .stop_p2p_device = ieee80211_stop_p2p_device,
e8cbb4cb
JB		 3158 .add_key = ieee80211_add_key,
3159 .del_key = ieee80211_del_key,
62da92fb 3160 .get_key = ieee80211_get_key,
e8cbb4cb 3161 .set_default_key = ieee80211_config_default_key,
3cfcf6ac 3162 .set_default_mgmt_key = ieee80211_config_default_mgmt_key,
8860020e
JB		 3163 .start_ap = ieee80211_start_ap,
3164 .change_beacon = ieee80211_change_beacon,
3165 .stop_ap = ieee80211_stop_ap,
4fd6931e
JB		 3166 .add_station = ieee80211_add_station,
3167 .del_station = ieee80211_del_station,
3168 .change_station = ieee80211_change_station,
7bbdd2d9 3169 .get_station = ieee80211_get_station,
c5dd9c2b 3170 .dump_station = ieee80211_dump_station,
1289723e 3171 .dump_survey = ieee80211_dump_survey,
c5dd9c2b
LCC		 3172#ifdef CONFIG_MAC80211_MESH
3173 .add_mpath = ieee80211_add_mpath,
3174 .del_mpath = ieee80211_del_mpath,
3175 .change_mpath = ieee80211_change_mpath,
3176 .get_mpath = ieee80211_get_mpath,
3177 .dump_mpath = ieee80211_dump_mpath,
24bdd9f4
JC		 3178 .update_mesh_config = ieee80211_update_mesh_config,
3179 .get_mesh_config = ieee80211_get_mesh_config,
29cbe68c
JB		 3180 .join_mesh = ieee80211_join_mesh,
3181 .leave_mesh = ieee80211_leave_mesh,
c5dd9c2b 3182#endif
9f1ba906 3183 .change_bss = ieee80211_change_bss,
31888487 3184 .set_txq_params = ieee80211_set_txq_params,
e8c9bd5b 3185 .set_monitor_channel = ieee80211_set_monitor_channel,
665af4fc
BC		 3186 .suspend = ieee80211_suspend,
3187 .resume = ieee80211_resume,
2a519311 3188 .scan = ieee80211_scan,
79f460ca
LC		 3189 .sched_scan_start = ieee80211_sched_scan_start,
3190 .sched_scan_stop = ieee80211_sched_scan_stop,
636a5d36
JM		 3191 .auth = ieee80211_auth,
3192 .assoc = ieee80211_assoc,
3193 .deauth = ieee80211_deauth,
3194 .disassoc = ieee80211_disassoc,
af8cdcd8
JB		 3195 .join_ibss = ieee80211_join_ibss,
3196 .leave_ibss = ieee80211_leave_ibss,
391e53e3 3197 .set_mcast_rate = ieee80211_set_mcast_rate,
b9a5f8ca 3198 .set_wiphy_params = ieee80211_set_wiphy_params,
7643a2c3
JB		 3199 .set_tx_power = ieee80211_set_tx_power,
3200 .get_tx_power = ieee80211_get_tx_power,
ab737a4f 3201 .set_wds_peer = ieee80211_set_wds_peer,
1f87f7d3 3202 .rfkill_poll = ieee80211_rfkill_poll,
aff89a9b 3203 CFG80211_TESTMODE_CMD(ieee80211_testmode_cmd)
71063f0e 3204 CFG80211_TESTMODE_DUMP(ieee80211_testmode_dump)
bc92afd9 3205 .set_power_mgmt = ieee80211_set_power_mgmt,
9930380f 3206 .set_bitrate_mask = ieee80211_set_bitrate_mask,
b8bc4b0a
JB		 3207 .remain_on_channel = ieee80211_remain_on_channel,
3208 .cancel_remain_on_channel = ieee80211_cancel_remain_on_channel,
2e161f78 3209 .mgmt_tx = ieee80211_mgmt_tx,
f30221e4 3210 .mgmt_tx_cancel_wait = ieee80211_mgmt_tx_cancel_wait,
a97c13c3 3211 .set_cqm_rssi_config = ieee80211_set_cqm_rssi_config,
7be5086d 3212 .mgmt_frame_register = ieee80211_mgmt_frame_register,
15d96753
BR		 3213 .set_antenna = ieee80211_set_antenna,
3214 .get_antenna = ieee80211_get_antenna,
38c09159
JL		 3215 .set_ringparam = ieee80211_set_ringparam,
3216 .get_ringparam = ieee80211_get_ringparam,
c68f4b89 3217 .set_rekey_data = ieee80211_set_rekey_data,
dfe018bf
AN		 3218 .tdls_oper = ieee80211_tdls_oper,
3219 .tdls_mgmt = ieee80211_tdls_mgmt,
06500736 3220 .probe_client = ieee80211_probe_client,
b53be792 3221 .set_noack_map = ieee80211_set_noack_map,
6d52563f
JB		 3222#ifdef CONFIG_PM
3223 .set_wakeup = ieee80211_set_wakeup,
3224#endif
b1ab7925
BG		 3225 .get_et_sset_count = ieee80211_get_et_sset_count,
3226 .get_et_stats = ieee80211_get_et_stats,
3227 .get_et_strings = ieee80211_get_et_strings,
5b7ccaf3 3228 .get_channel = ieee80211_cfg_get_channel,
f0706e82 3229};
Linux 6.x block layer and io_uring tree(s)