Commit | Line | Data |
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28c61a66 | 1 | // SPDX-License-Identifier: GPL-2.0-only |
f0706e82 JB |
2 | /* |
3 | * mac80211 configuration hooks for cfg80211 | |
4 | * | |
026331c4 | 5 | * Copyright 2006-2010 Johannes Berg <johannes@sipsolutions.net> |
b2eb0ee6 | 6 | * Copyright 2013-2015 Intel Mobile Communications GmbH |
e8e4f528 | 7 | * Copyright (C) 2015-2017 Intel Deutschland GmbH |
6d501764 | 8 | * Copyright (C) 2018-2021 Intel Corporation |
f0706e82 JB |
9 | */ |
10 | ||
e8cbb4cb | 11 | #include <linux/ieee80211.h> |
f0706e82 JB |
12 | #include <linux/nl80211.h> |
13 | #include <linux/rtnetlink.h> | |
5a0e3ad6 | 14 | #include <linux/slab.h> |
881d966b | 15 | #include <net/net_namespace.h> |
5dfdaf58 | 16 | #include <linux/rcupdate.h> |
5fdb3735 | 17 | #include <linux/fips.h> |
dfe018bf | 18 | #include <linux/if_ether.h> |
f0706e82 JB |
19 | #include <net/cfg80211.h> |
20 | #include "ieee80211_i.h" | |
24487981 | 21 | #include "driver-ops.h" |
2c8dccc7 | 22 | #include "rate.h" |
c5dd9c2b | 23 | #include "mesh.h" |
02219b3a | 24 | #include "wme.h" |
c5dd9c2b | 25 | |
65f1d600 JB |
26 | static void ieee80211_set_mu_mimo_follow(struct ieee80211_sub_if_data *sdata, |
27 | struct vif_params *params) | |
8c5e6889 | 28 | { |
8c5e6889 JB |
29 | bool mu_mimo_groups = false; |
30 | bool mu_mimo_follow = false; | |
31 | ||
8c5e6889 JB |
32 | if (params->vht_mumimo_groups) { |
33 | u64 membership; | |
34 | ||
35 | BUILD_BUG_ON(sizeof(membership) != WLAN_MEMBERSHIP_LEN); | |
36 | ||
65f1d600 | 37 | memcpy(sdata->vif.bss_conf.mu_group.membership, |
8c5e6889 | 38 | params->vht_mumimo_groups, WLAN_MEMBERSHIP_LEN); |
65f1d600 | 39 | memcpy(sdata->vif.bss_conf.mu_group.position, |
8c5e6889 JB |
40 | params->vht_mumimo_groups + WLAN_MEMBERSHIP_LEN, |
41 | WLAN_USER_POSITION_LEN); | |
65f1d600 | 42 | ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_MU_GROUPS); |
8c5e6889 JB |
43 | /* don't care about endianness - just check for 0 */ |
44 | memcpy(&membership, params->vht_mumimo_groups, | |
45 | WLAN_MEMBERSHIP_LEN); | |
46 | mu_mimo_groups = membership != 0; | |
47 | } | |
48 | ||
49 | if (params->vht_mumimo_follow_addr) { | |
50 | mu_mimo_follow = | |
51 | is_valid_ether_addr(params->vht_mumimo_follow_addr); | |
65f1d600 | 52 | ether_addr_copy(sdata->u.mntr.mu_follow_addr, |
8c5e6889 JB |
53 | params->vht_mumimo_follow_addr); |
54 | } | |
55 | ||
65f1d600 JB |
56 | sdata->vif.mu_mimo_owner = mu_mimo_groups || mu_mimo_follow; |
57 | } | |
58 | ||
59 | static int ieee80211_set_mon_options(struct ieee80211_sub_if_data *sdata, | |
60 | struct vif_params *params) | |
61 | { | |
62 | struct ieee80211_local *local = sdata->local; | |
63 | struct ieee80211_sub_if_data *monitor_sdata; | |
64 | ||
65 | /* check flags first */ | |
66 | if (params->flags && ieee80211_sdata_running(sdata)) { | |
67 | u32 mask = MONITOR_FLAG_COOK_FRAMES | MONITOR_FLAG_ACTIVE; | |
68 | ||
69 | /* | |
70 | * Prohibit MONITOR_FLAG_COOK_FRAMES and | |
71 | * MONITOR_FLAG_ACTIVE to be changed while the | |
72 | * interface is up. | |
73 | * Else we would need to add a lot of cruft | |
74 | * to update everything: | |
75 | * cooked_mntrs, monitor and all fif_* counters | |
76 | * reconfigure hardware | |
77 | */ | |
78 | if ((params->flags & mask) != (sdata->u.mntr.flags & mask)) | |
79 | return -EBUSY; | |
80 | } | |
81 | ||
82 | /* also validate MU-MIMO change */ | |
6dd23603 JB |
83 | monitor_sdata = wiphy_dereference(local->hw.wiphy, |
84 | local->monitor_sdata); | |
65f1d600 JB |
85 | |
86 | if (!monitor_sdata && | |
87 | (params->vht_mumimo_groups || params->vht_mumimo_follow_addr)) | |
88 | return -EOPNOTSUPP; | |
89 | ||
90 | /* apply all changes now - no failures allowed */ | |
91 | ||
92 | if (monitor_sdata) | |
93 | ieee80211_set_mu_mimo_follow(monitor_sdata, params); | |
94 | ||
95 | if (params->flags) { | |
96 | if (ieee80211_sdata_running(sdata)) { | |
97 | ieee80211_adjust_monitor_flags(sdata, -1); | |
98 | sdata->u.mntr.flags = params->flags; | |
99 | ieee80211_adjust_monitor_flags(sdata, 1); | |
100 | ||
101 | ieee80211_configure_filter(local); | |
102 | } else { | |
103 | /* | |
104 | * Because the interface is down, ieee80211_do_stop | |
105 | * and ieee80211_do_open take care of "everything" | |
106 | * mentioned in the comment above. | |
107 | */ | |
108 | sdata->u.mntr.flags = params->flags; | |
109 | } | |
110 | } | |
8c5e6889 JB |
111 | |
112 | return 0; | |
113 | } | |
114 | ||
17196425 JC |
115 | static int ieee80211_set_ap_mbssid_options(struct ieee80211_sub_if_data *sdata, |
116 | struct cfg80211_mbssid_config params) | |
117 | { | |
118 | struct ieee80211_sub_if_data *tx_sdata; | |
119 | ||
120 | sdata->vif.mbssid_tx_vif = NULL; | |
121 | sdata->vif.bss_conf.bssid_index = 0; | |
122 | sdata->vif.bss_conf.nontransmitted = false; | |
123 | sdata->vif.bss_conf.ema_ap = false; | |
124 | ||
125 | if (sdata->vif.type != NL80211_IFTYPE_AP || !params.tx_wdev) | |
126 | return -EINVAL; | |
127 | ||
128 | tx_sdata = IEEE80211_WDEV_TO_SUB_IF(params.tx_wdev); | |
129 | if (!tx_sdata) | |
130 | return -EINVAL; | |
131 | ||
132 | if (tx_sdata == sdata) { | |
133 | sdata->vif.mbssid_tx_vif = &sdata->vif; | |
134 | } else { | |
135 | sdata->vif.mbssid_tx_vif = &tx_sdata->vif; | |
136 | sdata->vif.bss_conf.nontransmitted = true; | |
137 | sdata->vif.bss_conf.bssid_index = params.index; | |
138 | } | |
139 | if (params.ema) | |
140 | sdata->vif.bss_conf.ema_ap = true; | |
141 | ||
142 | return 0; | |
143 | } | |
144 | ||
552bff0c JB |
145 | static struct wireless_dev *ieee80211_add_iface(struct wiphy *wiphy, |
146 | const char *name, | |
6bab2e19 | 147 | unsigned char name_assign_type, |
84efbb84 | 148 | enum nl80211_iftype type, |
84efbb84 | 149 | struct vif_params *params) |
f0706e82 JB |
150 | { |
151 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
84efbb84 | 152 | struct wireless_dev *wdev; |
8cc9a739 MW |
153 | struct ieee80211_sub_if_data *sdata; |
154 | int err; | |
f0706e82 | 155 | |
6bab2e19 | 156 | err = ieee80211_if_add(local, name, name_assign_type, &wdev, type, params); |
f9e10ce4 JB |
157 | if (err) |
158 | return ERR_PTR(err); | |
8cc9a739 | 159 | |
8c5e6889 JB |
160 | sdata = IEEE80211_WDEV_TO_SUB_IF(wdev); |
161 | ||
162 | if (type == NL80211_IFTYPE_MONITOR) { | |
65f1d600 | 163 | err = ieee80211_set_mon_options(sdata, params); |
8c5e6889 JB |
164 | if (err) { |
165 | ieee80211_if_remove(sdata); | |
166 | return NULL; | |
167 | } | |
f9e10ce4 JB |
168 | } |
169 | ||
84efbb84 | 170 | return wdev; |
f0706e82 JB |
171 | } |
172 | ||
84efbb84 | 173 | static int ieee80211_del_iface(struct wiphy *wiphy, struct wireless_dev *wdev) |
f0706e82 | 174 | { |
84efbb84 | 175 | ieee80211_if_remove(IEEE80211_WDEV_TO_SUB_IF(wdev)); |
f0706e82 | 176 | |
75636525 | 177 | return 0; |
f0706e82 JB |
178 | } |
179 | ||
e36d56b6 JB |
180 | static int ieee80211_change_iface(struct wiphy *wiphy, |
181 | struct net_device *dev, | |
818a986e | 182 | enum nl80211_iftype type, |
2ec600d6 | 183 | struct vif_params *params) |
42613db7 | 184 | { |
9607e6b6 | 185 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
a5d3cbdb FF |
186 | struct ieee80211_local *local = sdata->local; |
187 | struct sta_info *sta; | |
f3947e2d | 188 | int ret; |
42613db7 | 189 | |
05c914fe | 190 | ret = ieee80211_if_change_type(sdata, type); |
f3947e2d JB |
191 | if (ret) |
192 | return ret; | |
42613db7 | 193 | |
6f527287 | 194 | if (type == NL80211_IFTYPE_AP_VLAN && params->use_4addr == 0) { |
a9b3cd7f | 195 | RCU_INIT_POINTER(sdata->u.vlan.sta, NULL); |
49ddf8e6 | 196 | ieee80211_check_fast_rx_iface(sdata); |
6f527287 | 197 | } else if (type == NL80211_IFTYPE_STATION && params->use_4addr >= 0) { |
a5d3cbdb FF |
198 | struct ieee80211_if_managed *ifmgd = &sdata->u.mgd; |
199 | ||
200 | if (params->use_4addr == ifmgd->use_4addr) | |
201 | return 0; | |
202 | ||
9bc383de | 203 | sdata->u.mgd.use_4addr = params->use_4addr; |
a5d3cbdb FF |
204 | if (!ifmgd->associated) |
205 | return 0; | |
206 | ||
207 | mutex_lock(&local->sta_mtx); | |
208 | sta = sta_info_get(sdata, ifmgd->bssid); | |
209 | if (sta) | |
210 | drv_sta_set_4addr(local, sdata, &sta->sta, | |
211 | params->use_4addr); | |
212 | mutex_unlock(&local->sta_mtx); | |
213 | ||
214 | if (params->use_4addr) | |
215 | ieee80211_send_4addr_nullfunc(local, sdata); | |
49ddf8e6 | 216 | } |
9bc383de | 217 | |
42bd20d9 | 218 | if (sdata->vif.type == NL80211_IFTYPE_MONITOR) { |
65f1d600 JB |
219 | ret = ieee80211_set_mon_options(sdata, params); |
220 | if (ret) | |
221 | return ret; | |
85416a4f | 222 | } |
f7917af9 | 223 | |
42613db7 JB |
224 | return 0; |
225 | } | |
226 | ||
f142c6b9 JB |
227 | static int ieee80211_start_p2p_device(struct wiphy *wiphy, |
228 | struct wireless_dev *wdev) | |
229 | { | |
b6a55015 LC |
230 | struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev); |
231 | int ret; | |
232 | ||
233 | mutex_lock(&sdata->local->chanctx_mtx); | |
234 | ret = ieee80211_check_combinations(sdata, NULL, 0, 0); | |
235 | mutex_unlock(&sdata->local->chanctx_mtx); | |
236 | if (ret < 0) | |
237 | return ret; | |
238 | ||
f142c6b9 JB |
239 | return ieee80211_do_open(wdev, true); |
240 | } | |
241 | ||
242 | static void ieee80211_stop_p2p_device(struct wiphy *wiphy, | |
243 | struct wireless_dev *wdev) | |
244 | { | |
245 | ieee80211_sdata_stop(IEEE80211_WDEV_TO_SUB_IF(wdev)); | |
246 | } | |
247 | ||
708d50ed AB |
248 | static int ieee80211_start_nan(struct wiphy *wiphy, |
249 | struct wireless_dev *wdev, | |
250 | struct cfg80211_nan_conf *conf) | |
251 | { | |
252 | struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev); | |
253 | int ret; | |
254 | ||
255 | mutex_lock(&sdata->local->chanctx_mtx); | |
256 | ret = ieee80211_check_combinations(sdata, NULL, 0, 0); | |
257 | mutex_unlock(&sdata->local->chanctx_mtx); | |
258 | if (ret < 0) | |
259 | return ret; | |
260 | ||
261 | ret = ieee80211_do_open(wdev, true); | |
262 | if (ret) | |
263 | return ret; | |
264 | ||
265 | ret = drv_start_nan(sdata->local, sdata, conf); | |
266 | if (ret) | |
267 | ieee80211_sdata_stop(sdata); | |
268 | ||
167e33f4 AB |
269 | sdata->u.nan.conf = *conf; |
270 | ||
708d50ed AB |
271 | return ret; |
272 | } | |
273 | ||
274 | static void ieee80211_stop_nan(struct wiphy *wiphy, | |
275 | struct wireless_dev *wdev) | |
276 | { | |
277 | struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev); | |
278 | ||
279 | drv_stop_nan(sdata->local, sdata); | |
280 | ieee80211_sdata_stop(sdata); | |
281 | } | |
282 | ||
5953ff6d AB |
283 | static int ieee80211_nan_change_conf(struct wiphy *wiphy, |
284 | struct wireless_dev *wdev, | |
285 | struct cfg80211_nan_conf *conf, | |
286 | u32 changes) | |
287 | { | |
288 | struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev); | |
289 | struct cfg80211_nan_conf new_conf; | |
290 | int ret = 0; | |
291 | ||
292 | if (sdata->vif.type != NL80211_IFTYPE_NAN) | |
293 | return -EOPNOTSUPP; | |
294 | ||
295 | if (!ieee80211_sdata_running(sdata)) | |
296 | return -ENETDOWN; | |
297 | ||
298 | new_conf = sdata->u.nan.conf; | |
299 | ||
300 | if (changes & CFG80211_NAN_CONF_CHANGED_PREF) | |
301 | new_conf.master_pref = conf->master_pref; | |
302 | ||
8585989d LC |
303 | if (changes & CFG80211_NAN_CONF_CHANGED_BANDS) |
304 | new_conf.bands = conf->bands; | |
5953ff6d AB |
305 | |
306 | ret = drv_nan_change_conf(sdata->local, sdata, &new_conf, changes); | |
307 | if (!ret) | |
308 | sdata->u.nan.conf = new_conf; | |
309 | ||
310 | return ret; | |
311 | } | |
312 | ||
167e33f4 AB |
313 | static int ieee80211_add_nan_func(struct wiphy *wiphy, |
314 | struct wireless_dev *wdev, | |
315 | struct cfg80211_nan_func *nan_func) | |
316 | { | |
317 | struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev); | |
318 | int ret; | |
319 | ||
320 | if (sdata->vif.type != NL80211_IFTYPE_NAN) | |
321 | return -EOPNOTSUPP; | |
322 | ||
323 | if (!ieee80211_sdata_running(sdata)) | |
324 | return -ENETDOWN; | |
325 | ||
326 | spin_lock_bh(&sdata->u.nan.func_lock); | |
327 | ||
328 | ret = idr_alloc(&sdata->u.nan.function_inst_ids, | |
329 | nan_func, 1, sdata->local->hw.max_nan_de_entries + 1, | |
330 | GFP_ATOMIC); | |
331 | spin_unlock_bh(&sdata->u.nan.func_lock); | |
332 | ||
333 | if (ret < 0) | |
334 | return ret; | |
335 | ||
336 | nan_func->instance_id = ret; | |
337 | ||
338 | WARN_ON(nan_func->instance_id == 0); | |
339 | ||
340 | ret = drv_add_nan_func(sdata->local, sdata, nan_func); | |
341 | if (ret) { | |
342 | spin_lock_bh(&sdata->u.nan.func_lock); | |
343 | idr_remove(&sdata->u.nan.function_inst_ids, | |
344 | nan_func->instance_id); | |
345 | spin_unlock_bh(&sdata->u.nan.func_lock); | |
346 | } | |
347 | ||
348 | return ret; | |
349 | } | |
350 | ||
351 | static struct cfg80211_nan_func * | |
352 | ieee80211_find_nan_func_by_cookie(struct ieee80211_sub_if_data *sdata, | |
353 | u64 cookie) | |
354 | { | |
355 | struct cfg80211_nan_func *func; | |
356 | int id; | |
357 | ||
358 | lockdep_assert_held(&sdata->u.nan.func_lock); | |
359 | ||
360 | idr_for_each_entry(&sdata->u.nan.function_inst_ids, func, id) { | |
361 | if (func->cookie == cookie) | |
362 | return func; | |
363 | } | |
364 | ||
365 | return NULL; | |
366 | } | |
367 | ||
368 | static void ieee80211_del_nan_func(struct wiphy *wiphy, | |
369 | struct wireless_dev *wdev, u64 cookie) | |
370 | { | |
371 | struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev); | |
372 | struct cfg80211_nan_func *func; | |
373 | u8 instance_id = 0; | |
374 | ||
375 | if (sdata->vif.type != NL80211_IFTYPE_NAN || | |
376 | !ieee80211_sdata_running(sdata)) | |
377 | return; | |
378 | ||
379 | spin_lock_bh(&sdata->u.nan.func_lock); | |
380 | ||
381 | func = ieee80211_find_nan_func_by_cookie(sdata, cookie); | |
382 | if (func) | |
383 | instance_id = func->instance_id; | |
384 | ||
385 | spin_unlock_bh(&sdata->u.nan.func_lock); | |
386 | ||
387 | if (instance_id) | |
388 | drv_del_nan_func(sdata->local, sdata, instance_id); | |
389 | } | |
390 | ||
b53be792 SW |
391 | static int ieee80211_set_noack_map(struct wiphy *wiphy, |
392 | struct net_device *dev, | |
393 | u16 noack_map) | |
394 | { | |
395 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
396 | ||
397 | sdata->noack_map = noack_map; | |
17c18bf8 JB |
398 | |
399 | ieee80211_check_fast_xmit_iface(sdata); | |
400 | ||
b53be792 SW |
401 | return 0; |
402 | } | |
403 | ||
96fc6efb AW |
404 | static int ieee80211_set_tx(struct ieee80211_sub_if_data *sdata, |
405 | const u8 *mac_addr, u8 key_idx) | |
406 | { | |
407 | struct ieee80211_local *local = sdata->local; | |
408 | struct ieee80211_key *key; | |
409 | struct sta_info *sta; | |
410 | int ret = -EINVAL; | |
411 | ||
412 | if (!wiphy_ext_feature_isset(local->hw.wiphy, | |
413 | NL80211_EXT_FEATURE_EXT_KEY_ID)) | |
414 | return -EINVAL; | |
415 | ||
416 | sta = sta_info_get_bss(sdata, mac_addr); | |
417 | ||
418 | if (!sta) | |
419 | return -EINVAL; | |
420 | ||
421 | if (sta->ptk_idx == key_idx) | |
422 | return 0; | |
423 | ||
424 | mutex_lock(&local->key_mtx); | |
425 | key = key_mtx_dereference(local, sta->ptk[key_idx]); | |
426 | ||
427 | if (key && key->conf.flags & IEEE80211_KEY_FLAG_NO_AUTO_TX) | |
428 | ret = ieee80211_set_tx_key(key); | |
429 | ||
430 | mutex_unlock(&local->key_mtx); | |
431 | return ret; | |
432 | } | |
433 | ||
e8cbb4cb | 434 | static int ieee80211_add_key(struct wiphy *wiphy, struct net_device *dev, |
e31b8213 | 435 | u8 key_idx, bool pairwise, const u8 *mac_addr, |
e8cbb4cb JB |
436 | struct key_params *params) |
437 | { | |
26a58456 | 438 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
2475b1cc | 439 | struct ieee80211_local *local = sdata->local; |
e8cbb4cb | 440 | struct sta_info *sta = NULL; |
2475b1cc | 441 | const struct ieee80211_cipher_scheme *cs = NULL; |
db4d1169 | 442 | struct ieee80211_key *key; |
3b96766f | 443 | int err; |
e8cbb4cb | 444 | |
26a58456 | 445 | if (!ieee80211_sdata_running(sdata)) |
ad0e2b5a JB |
446 | return -ENETDOWN; |
447 | ||
96fc6efb AW |
448 | if (pairwise && params->mode == NL80211_KEY_SET_TX) |
449 | return ieee80211_set_tx(sdata, mac_addr, key_idx); | |
450 | ||
97359d12 | 451 | /* reject WEP and TKIP keys if WEP failed to initialize */ |
e8cbb4cb JB |
452 | switch (params->cipher) { |
453 | case WLAN_CIPHER_SUITE_WEP40: | |
e8cbb4cb | 454 | case WLAN_CIPHER_SUITE_TKIP: |
97359d12 | 455 | case WLAN_CIPHER_SUITE_WEP104: |
5fdb3735 | 456 | if (WARN_ON_ONCE(fips_enabled)) |
97359d12 | 457 | return -EINVAL; |
aaaee2d6 | 458 | break; |
2475b1cc | 459 | case WLAN_CIPHER_SUITE_CCMP: |
2b2ba0db | 460 | case WLAN_CIPHER_SUITE_CCMP_256: |
2475b1cc | 461 | case WLAN_CIPHER_SUITE_AES_CMAC: |
56c52da2 | 462 | case WLAN_CIPHER_SUITE_BIP_CMAC_256: |
8ade538b JM |
463 | case WLAN_CIPHER_SUITE_BIP_GMAC_128: |
464 | case WLAN_CIPHER_SUITE_BIP_GMAC_256: | |
2475b1cc | 465 | case WLAN_CIPHER_SUITE_GCMP: |
00b9cfa3 | 466 | case WLAN_CIPHER_SUITE_GCMP_256: |
2475b1cc | 467 | break; |
e8cbb4cb | 468 | default: |
2475b1cc | 469 | cs = ieee80211_cs_get(local, params->cipher, sdata->vif.type); |
97359d12 | 470 | break; |
e8cbb4cb JB |
471 | } |
472 | ||
97359d12 | 473 | key = ieee80211_key_alloc(params->cipher, key_idx, params->key_len, |
2475b1cc MS |
474 | params->key, params->seq_len, params->seq, |
475 | cs); | |
1ac62ba7 BH |
476 | if (IS_ERR(key)) |
477 | return PTR_ERR(key); | |
db4d1169 | 478 | |
e31b8213 JB |
479 | if (pairwise) |
480 | key->conf.flags |= IEEE80211_KEY_FLAG_PAIRWISE; | |
481 | ||
96fc6efb AW |
482 | if (params->mode == NL80211_KEY_NO_TX) |
483 | key->conf.flags |= IEEE80211_KEY_FLAG_NO_AUTO_TX; | |
484 | ||
2475b1cc | 485 | mutex_lock(&local->sta_mtx); |
3b96766f | 486 | |
e8cbb4cb | 487 | if (mac_addr) { |
850092db | 488 | sta = sta_info_get_bss(sdata, mac_addr); |
1626e0fa JB |
489 | /* |
490 | * The ASSOC test makes sure the driver is ready to | |
491 | * receive the key. When wpa_supplicant has roamed | |
492 | * using FT, it attempts to set the key before | |
493 | * association has completed, this rejects that attempt | |
d070f913 | 494 | * so it will set the key again after association. |
1626e0fa JB |
495 | * |
496 | * TODO: accept the key if we have a station entry and | |
497 | * add it to the device after the station. | |
498 | */ | |
499 | if (!sta || !test_sta_flag(sta, WLAN_STA_ASSOC)) { | |
79cf2dfa | 500 | ieee80211_key_free_unused(key); |
3b96766f JB |
501 | err = -ENOENT; |
502 | goto out_unlock; | |
db4d1169 | 503 | } |
e8cbb4cb JB |
504 | } |
505 | ||
e548c49e JB |
506 | switch (sdata->vif.type) { |
507 | case NL80211_IFTYPE_STATION: | |
508 | if (sdata->u.mgd.mfp != IEEE80211_MFP_DISABLED) | |
509 | key->conf.flags |= IEEE80211_KEY_FLAG_RX_MGMT; | |
510 | break; | |
511 | case NL80211_IFTYPE_AP: | |
512 | case NL80211_IFTYPE_AP_VLAN: | |
513 | /* Keys without a station are used for TX only */ | |
211710ca | 514 | if (sta && test_sta_flag(sta, WLAN_STA_MFP)) |
e548c49e JB |
515 | key->conf.flags |= IEEE80211_KEY_FLAG_RX_MGMT; |
516 | break; | |
517 | case NL80211_IFTYPE_ADHOC: | |
518 | /* no MFP (yet) */ | |
519 | break; | |
520 | case NL80211_IFTYPE_MESH_POINT: | |
521 | #ifdef CONFIG_MAC80211_MESH | |
522 | if (sdata->u.mesh.security != IEEE80211_MESH_SEC_NONE) | |
523 | key->conf.flags |= IEEE80211_KEY_FLAG_RX_MGMT; | |
524 | break; | |
525 | #endif | |
526 | case NL80211_IFTYPE_WDS: | |
527 | case NL80211_IFTYPE_MONITOR: | |
528 | case NL80211_IFTYPE_P2P_DEVICE: | |
cb3b7d87 | 529 | case NL80211_IFTYPE_NAN: |
e548c49e JB |
530 | case NL80211_IFTYPE_UNSPECIFIED: |
531 | case NUM_NL80211_IFTYPES: | |
532 | case NL80211_IFTYPE_P2P_CLIENT: | |
533 | case NL80211_IFTYPE_P2P_GO: | |
6e0bd6c3 | 534 | case NL80211_IFTYPE_OCB: |
e548c49e JB |
535 | /* shouldn't happen */ |
536 | WARN_ON_ONCE(1); | |
537 | break; | |
538 | } | |
539 | ||
2475b1cc MS |
540 | if (sta) |
541 | sta->cipher_scheme = cs; | |
542 | ||
3ffc2a90 | 543 | err = ieee80211_key_link(key, sdata, sta); |
db4d1169 | 544 | |
3b96766f | 545 | out_unlock: |
2475b1cc | 546 | mutex_unlock(&local->sta_mtx); |
3b96766f JB |
547 | |
548 | return err; | |
e8cbb4cb JB |
549 | } |
550 | ||
551 | static int ieee80211_del_key(struct wiphy *wiphy, struct net_device *dev, | |
e31b8213 | 552 | u8 key_idx, bool pairwise, const u8 *mac_addr) |
e8cbb4cb | 553 | { |
5c0c3641 JB |
554 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
555 | struct ieee80211_local *local = sdata->local; | |
e8cbb4cb | 556 | struct sta_info *sta; |
5c0c3641 | 557 | struct ieee80211_key *key = NULL; |
e8cbb4cb JB |
558 | int ret; |
559 | ||
5c0c3641 JB |
560 | mutex_lock(&local->sta_mtx); |
561 | mutex_lock(&local->key_mtx); | |
3b96766f | 562 | |
e8cbb4cb | 563 | if (mac_addr) { |
3b96766f JB |
564 | ret = -ENOENT; |
565 | ||
0e5ded5a | 566 | sta = sta_info_get_bss(sdata, mac_addr); |
e8cbb4cb | 567 | if (!sta) |
3b96766f | 568 | goto out_unlock; |
e8cbb4cb | 569 | |
5c0c3641 | 570 | if (pairwise) |
2475b1cc | 571 | key = key_mtx_dereference(local, sta->ptk[key_idx]); |
5c0c3641 | 572 | else |
046d2e7c S |
573 | key = key_mtx_dereference(local, |
574 | sta->deflink.gtk[key_idx]); | |
5c0c3641 | 575 | } else |
40b275b6 | 576 | key = key_mtx_dereference(local, sdata->keys[key_idx]); |
e8cbb4cb | 577 | |
5c0c3641 | 578 | if (!key) { |
3b96766f JB |
579 | ret = -ENOENT; |
580 | goto out_unlock; | |
581 | } | |
e8cbb4cb | 582 | |
133bf90d | 583 | ieee80211_key_free(key, sdata->vif.type == NL80211_IFTYPE_STATION); |
e8cbb4cb | 584 | |
3b96766f JB |
585 | ret = 0; |
586 | out_unlock: | |
5c0c3641 JB |
587 | mutex_unlock(&local->key_mtx); |
588 | mutex_unlock(&local->sta_mtx); | |
3b96766f JB |
589 | |
590 | return ret; | |
e8cbb4cb JB |
591 | } |
592 | ||
62da92fb | 593 | static int ieee80211_get_key(struct wiphy *wiphy, struct net_device *dev, |
e31b8213 JB |
594 | u8 key_idx, bool pairwise, const u8 *mac_addr, |
595 | void *cookie, | |
62da92fb JB |
596 | void (*callback)(void *cookie, |
597 | struct key_params *params)) | |
598 | { | |
14db74bc | 599 | struct ieee80211_sub_if_data *sdata; |
62da92fb JB |
600 | struct sta_info *sta = NULL; |
601 | u8 seq[6] = {0}; | |
602 | struct key_params params; | |
e31b8213 | 603 | struct ieee80211_key *key = NULL; |
aba83a0b | 604 | u64 pn64; |
62da92fb JB |
605 | u32 iv32; |
606 | u16 iv16; | |
607 | int err = -ENOENT; | |
9352c19f | 608 | struct ieee80211_key_seq kseq = {}; |
62da92fb | 609 | |
14db74bc JB |
610 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
611 | ||
3b96766f JB |
612 | rcu_read_lock(); |
613 | ||
62da92fb | 614 | if (mac_addr) { |
0e5ded5a | 615 | sta = sta_info_get_bss(sdata, mac_addr); |
62da92fb JB |
616 | if (!sta) |
617 | goto out; | |
618 | ||
354e159d | 619 | if (pairwise && key_idx < NUM_DEFAULT_KEYS) |
2475b1cc | 620 | key = rcu_dereference(sta->ptk[key_idx]); |
31f1f4ec | 621 | else if (!pairwise && |
e5473e80 JM |
622 | key_idx < NUM_DEFAULT_KEYS + NUM_DEFAULT_MGMT_KEYS + |
623 | NUM_DEFAULT_BEACON_KEYS) | |
046d2e7c | 624 | key = rcu_dereference(sta->deflink.gtk[key_idx]); |
62da92fb | 625 | } else |
a3836e02 | 626 | key = rcu_dereference(sdata->keys[key_idx]); |
62da92fb JB |
627 | |
628 | if (!key) | |
629 | goto out; | |
630 | ||
631 | memset(¶ms, 0, sizeof(params)); | |
632 | ||
97359d12 | 633 | params.cipher = key->conf.cipher; |
62da92fb | 634 | |
97359d12 JB |
635 | switch (key->conf.cipher) { |
636 | case WLAN_CIPHER_SUITE_TKIP: | |
f8079d43 EP |
637 | pn64 = atomic64_read(&key->conf.tx_pn); |
638 | iv32 = TKIP_PN_TO_IV32(pn64); | |
639 | iv16 = TKIP_PN_TO_IV16(pn64); | |
62da92fb | 640 | |
9352c19f JB |
641 | if (key->flags & KEY_FLAG_UPLOADED_TO_HARDWARE && |
642 | !(key->conf.flags & IEEE80211_KEY_FLAG_GENERATE_IV)) { | |
643 | drv_get_key_seq(sdata->local, key, &kseq); | |
644 | iv32 = kseq.tkip.iv32; | |
645 | iv16 = kseq.tkip.iv16; | |
646 | } | |
62da92fb JB |
647 | |
648 | seq[0] = iv16 & 0xff; | |
649 | seq[1] = (iv16 >> 8) & 0xff; | |
650 | seq[2] = iv32 & 0xff; | |
651 | seq[3] = (iv32 >> 8) & 0xff; | |
652 | seq[4] = (iv32 >> 16) & 0xff; | |
653 | seq[5] = (iv32 >> 24) & 0xff; | |
654 | params.seq = seq; | |
655 | params.seq_len = 6; | |
656 | break; | |
97359d12 | 657 | case WLAN_CIPHER_SUITE_CCMP: |
2b2ba0db | 658 | case WLAN_CIPHER_SUITE_CCMP_256: |
97359d12 | 659 | case WLAN_CIPHER_SUITE_AES_CMAC: |
56c52da2 | 660 | case WLAN_CIPHER_SUITE_BIP_CMAC_256: |
db388a56 JB |
661 | BUILD_BUG_ON(offsetof(typeof(kseq), ccmp) != |
662 | offsetof(typeof(kseq), aes_cmac)); | |
fc0561dc | 663 | fallthrough; |
8ade538b JM |
664 | case WLAN_CIPHER_SUITE_BIP_GMAC_128: |
665 | case WLAN_CIPHER_SUITE_BIP_GMAC_256: | |
db388a56 JB |
666 | BUILD_BUG_ON(offsetof(typeof(kseq), ccmp) != |
667 | offsetof(typeof(kseq), aes_gmac)); | |
fc0561dc | 668 | fallthrough; |
00b9cfa3 JM |
669 | case WLAN_CIPHER_SUITE_GCMP: |
670 | case WLAN_CIPHER_SUITE_GCMP_256: | |
db388a56 JB |
671 | BUILD_BUG_ON(offsetof(typeof(kseq), ccmp) != |
672 | offsetof(typeof(kseq), gcmp)); | |
673 | ||
9352c19f JB |
674 | if (key->flags & KEY_FLAG_UPLOADED_TO_HARDWARE && |
675 | !(key->conf.flags & IEEE80211_KEY_FLAG_GENERATE_IV)) { | |
676 | drv_get_key_seq(sdata->local, key, &kseq); | |
db388a56 | 677 | memcpy(seq, kseq.ccmp.pn, 6); |
9352c19f | 678 | } else { |
db388a56 | 679 | pn64 = atomic64_read(&key->conf.tx_pn); |
9352c19f JB |
680 | seq[0] = pn64; |
681 | seq[1] = pn64 >> 8; | |
682 | seq[2] = pn64 >> 16; | |
683 | seq[3] = pn64 >> 24; | |
684 | seq[4] = pn64 >> 32; | |
685 | seq[5] = pn64 >> 40; | |
686 | } | |
00b9cfa3 JM |
687 | params.seq = seq; |
688 | params.seq_len = 6; | |
689 | break; | |
a31cf1c6 JB |
690 | default: |
691 | if (!(key->flags & KEY_FLAG_UPLOADED_TO_HARDWARE)) | |
692 | break; | |
693 | if (WARN_ON(key->conf.flags & IEEE80211_KEY_FLAG_GENERATE_IV)) | |
694 | break; | |
695 | drv_get_key_seq(sdata->local, key, &kseq); | |
696 | params.seq = kseq.hw.seq; | |
697 | params.seq_len = kseq.hw.seq_len; | |
698 | break; | |
62da92fb JB |
699 | } |
700 | ||
701 | params.key = key->conf.key; | |
702 | params.key_len = key->conf.keylen; | |
703 | ||
704 | callback(cookie, ¶ms); | |
705 | err = 0; | |
706 | ||
707 | out: | |
3b96766f | 708 | rcu_read_unlock(); |
62da92fb JB |
709 | return err; |
710 | } | |
711 | ||
e8cbb4cb JB |
712 | static int ieee80211_config_default_key(struct wiphy *wiphy, |
713 | struct net_device *dev, | |
dbd2fd65 JB |
714 | u8 key_idx, bool uni, |
715 | bool multi) | |
e8cbb4cb | 716 | { |
ad0e2b5a | 717 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
3b96766f | 718 | |
f7e0104c | 719 | ieee80211_set_default_key(sdata, key_idx, uni, multi); |
e8cbb4cb JB |
720 | |
721 | return 0; | |
722 | } | |
723 | ||
3cfcf6ac JM |
724 | static int ieee80211_config_default_mgmt_key(struct wiphy *wiphy, |
725 | struct net_device *dev, | |
726 | u8 key_idx) | |
727 | { | |
66c52421 | 728 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
3cfcf6ac | 729 | |
3cfcf6ac JM |
730 | ieee80211_set_default_mgmt_key(sdata, key_idx); |
731 | ||
3cfcf6ac JM |
732 | return 0; |
733 | } | |
734 | ||
e5473e80 JM |
735 | static int ieee80211_config_default_beacon_key(struct wiphy *wiphy, |
736 | struct net_device *dev, | |
737 | u8 key_idx) | |
738 | { | |
739 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
740 | ||
741 | ieee80211_set_default_beacon_key(sdata, key_idx); | |
742 | ||
743 | return 0; | |
744 | } | |
745 | ||
6b62bf32 TP |
746 | void sta_set_rate_info_tx(struct sta_info *sta, |
747 | const struct ieee80211_tx_rate *rate, | |
748 | struct rate_info *rinfo) | |
749 | { | |
750 | rinfo->flags = 0; | |
8bc83c24 | 751 | if (rate->flags & IEEE80211_TX_RC_MCS) { |
6b62bf32 | 752 | rinfo->flags |= RATE_INFO_FLAGS_MCS; |
8bc83c24 JB |
753 | rinfo->mcs = rate->idx; |
754 | } else if (rate->flags & IEEE80211_TX_RC_VHT_MCS) { | |
755 | rinfo->flags |= RATE_INFO_FLAGS_VHT_MCS; | |
756 | rinfo->mcs = ieee80211_rate_get_vht_mcs(rate); | |
757 | rinfo->nss = ieee80211_rate_get_vht_nss(rate); | |
758 | } else { | |
759 | struct ieee80211_supported_band *sband; | |
2103dec1 SW |
760 | int shift = ieee80211_vif_get_shift(&sta->sdata->vif); |
761 | u16 brate; | |
762 | ||
21a8e9dd | 763 | sband = ieee80211_get_sband(sta->sdata); |
8b783d10 TP |
764 | WARN_ON_ONCE(sband && !sband->bitrates); |
765 | if (sband && sband->bitrates) { | |
21a8e9dd MSS |
766 | brate = sband->bitrates[rate->idx].bitrate; |
767 | rinfo->legacy = DIV_ROUND_UP(brate, 1 << shift); | |
768 | } | |
8bc83c24 | 769 | } |
6b62bf32 | 770 | if (rate->flags & IEEE80211_TX_RC_40_MHZ_WIDTH) |
b51f3bee JB |
771 | rinfo->bw = RATE_INFO_BW_40; |
772 | else if (rate->flags & IEEE80211_TX_RC_80_MHZ_WIDTH) | |
773 | rinfo->bw = RATE_INFO_BW_80; | |
774 | else if (rate->flags & IEEE80211_TX_RC_160_MHZ_WIDTH) | |
775 | rinfo->bw = RATE_INFO_BW_160; | |
776 | else | |
777 | rinfo->bw = RATE_INFO_BW_20; | |
6b62bf32 TP |
778 | if (rate->flags & IEEE80211_TX_RC_SHORT_GI) |
779 | rinfo->flags |= RATE_INFO_FLAGS_SHORT_GI; | |
6b62bf32 TP |
780 | } |
781 | ||
c5dd9c2b | 782 | static int ieee80211_dump_station(struct wiphy *wiphy, struct net_device *dev, |
3b3a0162 | 783 | int idx, u8 *mac, struct station_info *sinfo) |
c5dd9c2b | 784 | { |
3b53fde8 | 785 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
66572cfc | 786 | struct ieee80211_local *local = sdata->local; |
c5dd9c2b | 787 | struct sta_info *sta; |
d0709a65 JB |
788 | int ret = -ENOENT; |
789 | ||
66572cfc | 790 | mutex_lock(&local->sta_mtx); |
c5dd9c2b | 791 | |
3b53fde8 | 792 | sta = sta_info_get_by_idx(sdata, idx); |
d0709a65 JB |
793 | if (sta) { |
794 | ret = 0; | |
17741cdc | 795 | memcpy(mac, sta->sta.addr, ETH_ALEN); |
0fdf1493 | 796 | sta_set_sinfo(sta, sinfo, true); |
d0709a65 | 797 | } |
c5dd9c2b | 798 | |
66572cfc | 799 | mutex_unlock(&local->sta_mtx); |
c5dd9c2b | 800 | |
d0709a65 | 801 | return ret; |
c5dd9c2b LCC |
802 | } |
803 | ||
1289723e HS |
804 | static int ieee80211_dump_survey(struct wiphy *wiphy, struct net_device *dev, |
805 | int idx, struct survey_info *survey) | |
806 | { | |
807 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
808 | ||
1289723e HS |
809 | return drv_get_survey(local, idx, survey); |
810 | } | |
811 | ||
7bbdd2d9 | 812 | static int ieee80211_get_station(struct wiphy *wiphy, struct net_device *dev, |
3b3a0162 | 813 | const u8 *mac, struct station_info *sinfo) |
7bbdd2d9 | 814 | { |
abe60632 | 815 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
66572cfc | 816 | struct ieee80211_local *local = sdata->local; |
7bbdd2d9 | 817 | struct sta_info *sta; |
d0709a65 | 818 | int ret = -ENOENT; |
7bbdd2d9 | 819 | |
66572cfc | 820 | mutex_lock(&local->sta_mtx); |
7bbdd2d9 | 821 | |
0e5ded5a | 822 | sta = sta_info_get_bss(sdata, mac); |
d0709a65 JB |
823 | if (sta) { |
824 | ret = 0; | |
0fdf1493 | 825 | sta_set_sinfo(sta, sinfo, true); |
d0709a65 JB |
826 | } |
827 | ||
66572cfc | 828 | mutex_unlock(&local->sta_mtx); |
d0709a65 JB |
829 | |
830 | return ret; | |
7bbdd2d9 JB |
831 | } |
832 | ||
55de908a | 833 | static int ieee80211_set_monitor_channel(struct wiphy *wiphy, |
683b6d3b | 834 | struct cfg80211_chan_def *chandef) |
3d9e6e12 JB |
835 | { |
836 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
55de908a JB |
837 | struct ieee80211_sub_if_data *sdata; |
838 | int ret = 0; | |
3d9e6e12 | 839 | |
4bf88530 | 840 | if (cfg80211_chandef_identical(&local->monitor_chandef, chandef)) |
55de908a | 841 | return 0; |
3d9e6e12 | 842 | |
34a3740d | 843 | mutex_lock(&local->mtx); |
55de908a | 844 | if (local->use_chanctx) { |
6dd23603 JB |
845 | sdata = wiphy_dereference(local->hw.wiphy, |
846 | local->monitor_sdata); | |
55de908a JB |
847 | if (sdata) { |
848 | ieee80211_vif_release_channel(sdata); | |
4bf88530 | 849 | ret = ieee80211_vif_use_channel(sdata, chandef, |
55de908a JB |
850 | IEEE80211_CHANCTX_EXCLUSIVE); |
851 | } | |
852 | } else if (local->open_count == local->monitors) { | |
675a0b04 | 853 | local->_oper_chandef = *chandef; |
55de908a JB |
854 | ieee80211_hw_config(local, 0); |
855 | } | |
3d9e6e12 | 856 | |
4bf88530 JB |
857 | if (ret == 0) |
858 | local->monitor_chandef = *chandef; | |
34a3740d | 859 | mutex_unlock(&local->mtx); |
3d9e6e12 | 860 | |
55de908a | 861 | return ret; |
e8c9bd5b JB |
862 | } |
863 | ||
5f9404ab JC |
864 | static int |
865 | ieee80211_set_probe_resp(struct ieee80211_sub_if_data *sdata, | |
866 | const u8 *resp, size_t resp_len, | |
867 | const struct ieee80211_csa_settings *csa, | |
868 | const struct ieee80211_color_change_settings *cca) | |
02945821 | 869 | { |
aa7a0080 | 870 | struct probe_resp *new, *old; |
02945821 AN |
871 | |
872 | if (!resp || !resp_len) | |
aba4e6ff | 873 | return 1; |
02945821 | 874 | |
7ca133bc | 875 | old = sdata_dereference(sdata->u.ap.probe_resp, sdata); |
02945821 | 876 | |
aa7a0080 | 877 | new = kzalloc(sizeof(struct probe_resp) + resp_len, GFP_KERNEL); |
02945821 AN |
878 | if (!new) |
879 | return -ENOMEM; | |
880 | ||
aa7a0080 ES |
881 | new->len = resp_len; |
882 | memcpy(new->data, resp, resp_len); | |
02945821 | 883 | |
af296bdb | 884 | if (csa) |
8552a434 | 885 | memcpy(new->cntdwn_counter_offsets, csa->counter_offsets_presp, |
af296bdb | 886 | csa->n_counter_offsets_presp * |
8552a434 | 887 | sizeof(new->cntdwn_counter_offsets[0])); |
5f9404ab JC |
888 | else if (cca) |
889 | new->cntdwn_counter_offsets[0] = cca->counter_offset_presp; | |
af296bdb | 890 | |
02945821 | 891 | rcu_assign_pointer(sdata->u.ap.probe_resp, new); |
aa7a0080 ES |
892 | if (old) |
893 | kfree_rcu(old, rcu_head); | |
02945821 AN |
894 | |
895 | return 0; | |
896 | } | |
897 | ||
295b02c4 AD |
898 | static int ieee80211_set_fils_discovery(struct ieee80211_sub_if_data *sdata, |
899 | struct cfg80211_fils_discovery *params) | |
900 | { | |
901 | struct fils_discovery_data *new, *old = NULL; | |
902 | struct ieee80211_fils_discovery *fd; | |
903 | ||
904 | if (!params->tmpl || !params->tmpl_len) | |
905 | return -EINVAL; | |
906 | ||
907 | fd = &sdata->vif.bss_conf.fils_discovery; | |
908 | fd->min_interval = params->min_interval; | |
909 | fd->max_interval = params->max_interval; | |
910 | ||
911 | old = sdata_dereference(sdata->u.ap.fils_discovery, sdata); | |
912 | new = kzalloc(sizeof(*new) + params->tmpl_len, GFP_KERNEL); | |
913 | if (!new) | |
914 | return -ENOMEM; | |
915 | new->len = params->tmpl_len; | |
916 | memcpy(new->data, params->tmpl, params->tmpl_len); | |
917 | rcu_assign_pointer(sdata->u.ap.fils_discovery, new); | |
918 | ||
919 | if (old) | |
920 | kfree_rcu(old, rcu_head); | |
921 | ||
922 | return 0; | |
923 | } | |
924 | ||
632189a0 AD |
925 | static int |
926 | ieee80211_set_unsol_bcast_probe_resp(struct ieee80211_sub_if_data *sdata, | |
927 | struct cfg80211_unsol_bcast_probe_resp *params) | |
928 | { | |
929 | struct unsol_bcast_probe_resp_data *new, *old = NULL; | |
930 | ||
931 | if (!params->tmpl || !params->tmpl_len) | |
932 | return -EINVAL; | |
933 | ||
934 | old = sdata_dereference(sdata->u.ap.unsol_bcast_probe_resp, sdata); | |
935 | new = kzalloc(sizeof(*new) + params->tmpl_len, GFP_KERNEL); | |
936 | if (!new) | |
937 | return -ENOMEM; | |
938 | new->len = params->tmpl_len; | |
939 | memcpy(new->data, params->tmpl, params->tmpl_len); | |
940 | rcu_assign_pointer(sdata->u.ap.unsol_bcast_probe_resp, new); | |
941 | ||
942 | if (old) | |
943 | kfree_rcu(old, rcu_head); | |
944 | ||
945 | sdata->vif.bss_conf.unsol_bcast_probe_resp_interval = | |
946 | params->interval; | |
947 | ||
948 | return 0; | |
949 | } | |
950 | ||
bc847970 PKC |
951 | static int ieee80211_set_ftm_responder_params( |
952 | struct ieee80211_sub_if_data *sdata, | |
953 | const u8 *lci, size_t lci_len, | |
954 | const u8 *civicloc, size_t civicloc_len) | |
955 | { | |
956 | struct ieee80211_ftm_responder_params *new, *old; | |
957 | struct ieee80211_bss_conf *bss_conf; | |
958 | u8 *pos; | |
959 | int len; | |
960 | ||
554be833 JB |
961 | if (!lci_len && !civicloc_len) |
962 | return 0; | |
bc847970 PKC |
963 | |
964 | bss_conf = &sdata->vif.bss_conf; | |
965 | old = bss_conf->ftmr_params; | |
966 | len = lci_len + civicloc_len; | |
967 | ||
968 | new = kzalloc(sizeof(*new) + len, GFP_KERNEL); | |
969 | if (!new) | |
970 | return -ENOMEM; | |
971 | ||
972 | pos = (u8 *)(new + 1); | |
973 | if (lci_len) { | |
974 | new->lci_len = lci_len; | |
975 | new->lci = pos; | |
976 | memcpy(pos, lci, lci_len); | |
977 | pos += lci_len; | |
978 | } | |
979 | ||
980 | if (civicloc_len) { | |
981 | new->civicloc_len = civicloc_len; | |
982 | new->civicloc = pos; | |
983 | memcpy(pos, civicloc, civicloc_len); | |
984 | pos += civicloc_len; | |
985 | } | |
986 | ||
987 | bss_conf->ftmr_params = new; | |
988 | kfree(old); | |
989 | ||
990 | return 0; | |
991 | } | |
992 | ||
2b3171c6 LB |
993 | static int |
994 | ieee80211_copy_mbssid_beacon(u8 *pos, struct cfg80211_mbssid_elems *dst, | |
995 | struct cfg80211_mbssid_elems *src) | |
996 | { | |
997 | int i, offset = 0; | |
998 | ||
999 | for (i = 0; i < src->cnt; i++) { | |
1000 | memcpy(pos + offset, src->elem[i].data, src->elem[i].len); | |
1001 | dst->elem[i].len = src->elem[i].len; | |
1002 | dst->elem[i].data = pos + offset; | |
1003 | offset += dst->elem[i].len; | |
1004 | } | |
1005 | dst->cnt = src->cnt; | |
1006 | ||
1007 | return offset; | |
1008 | } | |
1009 | ||
0ae07968 | 1010 | static int ieee80211_assign_beacon(struct ieee80211_sub_if_data *sdata, |
af296bdb | 1011 | struct cfg80211_beacon_data *params, |
5f9404ab JC |
1012 | const struct ieee80211_csa_settings *csa, |
1013 | const struct ieee80211_color_change_settings *cca) | |
5dfdaf58 | 1014 | { |
2b3171c6 | 1015 | struct cfg80211_mbssid_elems *mbssid = NULL; |
5dfdaf58 JB |
1016 | struct beacon_data *new, *old; |
1017 | int new_head_len, new_tail_len; | |
8860020e JB |
1018 | int size, err; |
1019 | u32 changed = BSS_CHANGED_BEACON; | |
5dfdaf58 | 1020 | |
7ca133bc SW |
1021 | old = sdata_dereference(sdata->u.ap.beacon, sdata); |
1022 | ||
5dfdaf58 | 1023 | |
5dfdaf58 JB |
1024 | /* Need to have a beacon head if we don't have one yet */ |
1025 | if (!params->head && !old) | |
8860020e | 1026 | return -EINVAL; |
5dfdaf58 JB |
1027 | |
1028 | /* new or old head? */ | |
1029 | if (params->head) | |
1030 | new_head_len = params->head_len; | |
1031 | else | |
1032 | new_head_len = old->head_len; | |
1033 | ||
1034 | /* new or old tail? */ | |
1035 | if (params->tail || !old) | |
1036 | /* params->tail_len will be zero for !params->tail */ | |
1037 | new_tail_len = params->tail_len; | |
1038 | else | |
1039 | new_tail_len = old->tail_len; | |
1040 | ||
1041 | size = sizeof(*new) + new_head_len + new_tail_len; | |
1042 | ||
2b3171c6 LB |
1043 | /* new or old multiple BSSID elements? */ |
1044 | if (params->mbssid_ies) { | |
1045 | mbssid = params->mbssid_ies; | |
1046 | size += struct_size(new->mbssid_ies, elem, mbssid->cnt); | |
1047 | size += ieee80211_get_mbssid_beacon_len(mbssid); | |
1048 | } else if (old && old->mbssid_ies) { | |
1049 | mbssid = old->mbssid_ies; | |
1050 | size += struct_size(new->mbssid_ies, elem, mbssid->cnt); | |
1051 | size += ieee80211_get_mbssid_beacon_len(mbssid); | |
1052 | } | |
1053 | ||
5dfdaf58 JB |
1054 | new = kzalloc(size, GFP_KERNEL); |
1055 | if (!new) | |
1056 | return -ENOMEM; | |
1057 | ||
1058 | /* start filling the new info now */ | |
1059 | ||
5dfdaf58 JB |
1060 | /* |
1061 | * pointers go into the block we allocated, | |
2b3171c6 | 1062 | * memory is | beacon_data | head | tail | mbssid_ies |
5dfdaf58 JB |
1063 | */ |
1064 | new->head = ((u8 *) new) + sizeof(*new); | |
1065 | new->tail = new->head + new_head_len; | |
1066 | new->head_len = new_head_len; | |
1067 | new->tail_len = new_tail_len; | |
2b3171c6 LB |
1068 | /* copy in optional mbssid_ies */ |
1069 | if (mbssid) { | |
1070 | u8 *pos = new->tail + new->tail_len; | |
1071 | ||
1072 | new->mbssid_ies = (void *)pos; | |
1073 | pos += struct_size(new->mbssid_ies, elem, mbssid->cnt); | |
1074 | ieee80211_copy_mbssid_beacon(pos, new->mbssid_ies, mbssid); | |
dde78aa5 LB |
1075 | /* update bssid_indicator */ |
1076 | sdata->vif.bss_conf.bssid_indicator = | |
1077 | ilog2(__roundup_pow_of_two(mbssid->cnt + 1)); | |
2b3171c6 | 1078 | } |
5dfdaf58 | 1079 | |
af296bdb | 1080 | if (csa) { |
8552a434 JC |
1081 | new->cntdwn_current_counter = csa->count; |
1082 | memcpy(new->cntdwn_counter_offsets, csa->counter_offsets_beacon, | |
af296bdb | 1083 | csa->n_counter_offsets_beacon * |
8552a434 | 1084 | sizeof(new->cntdwn_counter_offsets[0])); |
5f9404ab JC |
1085 | } else if (cca) { |
1086 | new->cntdwn_current_counter = cca->count; | |
1087 | new->cntdwn_counter_offsets[0] = cca->counter_offset_beacon; | |
af296bdb MK |
1088 | } |
1089 | ||
5dfdaf58 JB |
1090 | /* copy in head */ |
1091 | if (params->head) | |
1092 | memcpy(new->head, params->head, new_head_len); | |
1093 | else | |
1094 | memcpy(new->head, old->head, new_head_len); | |
1095 | ||
1096 | /* copy in optional tail */ | |
1097 | if (params->tail) | |
1098 | memcpy(new->tail, params->tail, new_tail_len); | |
1099 | else | |
1100 | if (old) | |
1101 | memcpy(new->tail, old->tail, new_tail_len); | |
1102 | ||
02945821 | 1103 | err = ieee80211_set_probe_resp(sdata, params->probe_resp, |
5f9404ab | 1104 | params->probe_resp_len, csa, cca); |
bcc27fab LB |
1105 | if (err < 0) { |
1106 | kfree(new); | |
8860020e | 1107 | return err; |
bcc27fab | 1108 | } |
8860020e | 1109 | if (err == 0) |
02945821 AN |
1110 | changed |= BSS_CHANGED_AP_PROBE_RESP; |
1111 | ||
bc847970 PKC |
1112 | if (params->ftm_responder != -1) { |
1113 | sdata->vif.bss_conf.ftm_responder = params->ftm_responder; | |
1114 | err = ieee80211_set_ftm_responder_params(sdata, | |
1115 | params->lci, | |
1116 | params->lci_len, | |
1117 | params->civicloc, | |
1118 | params->civicloc_len); | |
1119 | ||
bcc27fab LB |
1120 | if (err < 0) { |
1121 | kfree(new); | |
bc847970 | 1122 | return err; |
bcc27fab | 1123 | } |
bc847970 PKC |
1124 | |
1125 | changed |= BSS_CHANGED_FTM_RESPONDER; | |
1126 | } | |
1127 | ||
8860020e JB |
1128 | rcu_assign_pointer(sdata->u.ap.beacon, new); |
1129 | ||
1130 | if (old) | |
1131 | kfree_rcu(old, rcu_head); | |
7827493b | 1132 | |
8860020e | 1133 | return changed; |
5dfdaf58 JB |
1134 | } |
1135 | ||
8860020e JB |
1136 | static int ieee80211_start_ap(struct wiphy *wiphy, struct net_device *dev, |
1137 | struct cfg80211_ap_settings *params) | |
5dfdaf58 | 1138 | { |
8860020e | 1139 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
34a3740d | 1140 | struct ieee80211_local *local = sdata->local; |
5dfdaf58 | 1141 | struct beacon_data *old; |
665c93a9 | 1142 | struct ieee80211_sub_if_data *vlan; |
8860020e JB |
1143 | u32 changed = BSS_CHANGED_BEACON_INT | |
1144 | BSS_CHANGED_BEACON_ENABLED | | |
1145 | BSS_CHANGED_BEACON | | |
339afbf4 | 1146 | BSS_CHANGED_SSID | |
4bcc56bb | 1147 | BSS_CHANGED_P2P_PS | |
a0de1ca3 | 1148 | BSS_CHANGED_TXPOWER | |
322cd27c | 1149 | BSS_CHANGED_TWT; |
08fad438 | 1150 | int i, err; |
83e37e0b | 1151 | int prev_beacon_int; |
14db74bc | 1152 | |
7ca133bc | 1153 | old = sdata_dereference(sdata->u.ap.beacon, sdata); |
5dfdaf58 JB |
1154 | if (old) |
1155 | return -EALREADY; | |
1156 | ||
52b4810b IP |
1157 | if (params->smps_mode != NL80211_SMPS_OFF) |
1158 | return -ENOTSUPP; | |
1159 | ||
1160 | sdata->smps_mode = IEEE80211_SMPS_OFF; | |
b3dd8279 | 1161 | |
04ecd257 JB |
1162 | sdata->needed_rx_chains = sdata->local->rx_chains; |
1163 | ||
83e37e0b | 1164 | prev_beacon_int = sdata->vif.bss_conf.beacon_int; |
ac668afe JB |
1165 | sdata->vif.bss_conf.beacon_int = params->beacon_interval; |
1166 | ||
03efb863 | 1167 | if (params->he_cap && params->he_oper) { |
34fb190e | 1168 | sdata->vif.bss_conf.he_support = true; |
03efb863 ST |
1169 | sdata->vif.bss_conf.htc_trig_based_pkt_ext = |
1170 | le32_get_bits(params->he_oper->he_oper_params, | |
1171 | IEEE80211_HE_OPERATION_DFLT_PE_DURATION_MASK); | |
1172 | sdata->vif.bss_conf.frame_time_rts_th = | |
1173 | le32_get_bits(params->he_oper->he_oper_params, | |
1174 | IEEE80211_HE_OPERATION_RTS_THRESHOLD_MASK); | |
322cd27c P |
1175 | changed |= BSS_CHANGED_HE_OBSS_PD; |
1176 | ||
3d48cb74 | 1177 | if (params->beacon.he_bss_color.enabled) |
322cd27c | 1178 | changed |= BSS_CHANGED_HE_BSS_COLOR; |
03efb863 | 1179 | } |
34fb190e | 1180 | |
17196425 JC |
1181 | if (sdata->vif.type == NL80211_IFTYPE_AP && |
1182 | params->mbssid_config.tx_wdev) { | |
1183 | err = ieee80211_set_ap_mbssid_options(sdata, | |
1184 | params->mbssid_config); | |
1185 | if (err) | |
1186 | return err; | |
1187 | } | |
1188 | ||
34a3740d | 1189 | mutex_lock(&local->mtx); |
4bf88530 | 1190 | err = ieee80211_vif_use_channel(sdata, ¶ms->chandef, |
55de908a | 1191 | IEEE80211_CHANCTX_SHARED); |
4e141dad MK |
1192 | if (!err) |
1193 | ieee80211_vif_copy_chanctx_to_vlans(sdata, false); | |
34a3740d | 1194 | mutex_unlock(&local->mtx); |
83e37e0b RP |
1195 | if (err) { |
1196 | sdata->vif.bss_conf.beacon_int = prev_beacon_int; | |
aa430da4 | 1197 | return err; |
83e37e0b | 1198 | } |
aa430da4 | 1199 | |
665c93a9 JB |
1200 | /* |
1201 | * Apply control port protocol, this allows us to | |
1202 | * not encrypt dynamic WEP control frames. | |
1203 | */ | |
1204 | sdata->control_port_protocol = params->crypto.control_port_ethertype; | |
1205 | sdata->control_port_no_encrypt = params->crypto.control_port_no_encrypt; | |
018f6fbf DK |
1206 | sdata->control_port_over_nl80211 = |
1207 | params->crypto.control_port_over_nl80211; | |
7f3f96ce MT |
1208 | sdata->control_port_no_preauth = |
1209 | params->crypto.control_port_no_preauth; | |
2475b1cc MS |
1210 | sdata->encrypt_headroom = ieee80211_cs_headroom(sdata->local, |
1211 | ¶ms->crypto, | |
1212 | sdata->vif.type); | |
1213 | ||
665c93a9 JB |
1214 | list_for_each_entry(vlan, &sdata->u.ap.vlans, u.vlan.list) { |
1215 | vlan->control_port_protocol = | |
1216 | params->crypto.control_port_ethertype; | |
1217 | vlan->control_port_no_encrypt = | |
1218 | params->crypto.control_port_no_encrypt; | |
018f6fbf DK |
1219 | vlan->control_port_over_nl80211 = |
1220 | params->crypto.control_port_over_nl80211; | |
7f3f96ce MT |
1221 | vlan->control_port_no_preauth = |
1222 | params->crypto.control_port_no_preauth; | |
2475b1cc MS |
1223 | vlan->encrypt_headroom = |
1224 | ieee80211_cs_headroom(sdata->local, | |
1225 | ¶ms->crypto, | |
1226 | vlan->vif.type); | |
665c93a9 JB |
1227 | } |
1228 | ||
8860020e | 1229 | sdata->vif.bss_conf.dtim_period = params->dtim_period; |
d6a83228 | 1230 | sdata->vif.bss_conf.enable_beacon = true; |
52cfa1d6 | 1231 | sdata->vif.bss_conf.allow_p2p_go_ps = sdata->vif.p2p; |
a0de1ca3 | 1232 | sdata->vif.bss_conf.twt_responder = params->twt_responder; |
a5a55032 | 1233 | sdata->vif.bss_conf.he_obss_pd = params->he_obss_pd; |
3d48cb74 | 1234 | sdata->vif.bss_conf.he_bss_color = params->beacon.he_bss_color; |
1d00ce80 TP |
1235 | sdata->vif.bss_conf.s1g = params->chandef.chan->band == |
1236 | NL80211_BAND_S1GHZ; | |
8860020e JB |
1237 | |
1238 | sdata->vif.bss_conf.ssid_len = params->ssid_len; | |
1239 | if (params->ssid_len) | |
1240 | memcpy(sdata->vif.bss_conf.ssid, params->ssid, | |
1241 | params->ssid_len); | |
1242 | sdata->vif.bss_conf.hidden_ssid = | |
1243 | (params->hidden_ssid != NL80211_HIDDEN_SSID_NOT_IN_USE); | |
1244 | ||
67baf663 JD |
1245 | memset(&sdata->vif.bss_conf.p2p_noa_attr, 0, |
1246 | sizeof(sdata->vif.bss_conf.p2p_noa_attr)); | |
1247 | sdata->vif.bss_conf.p2p_noa_attr.oppps_ctwindow = | |
1248 | params->p2p_ctwindow & IEEE80211_P2P_OPPPS_CTWINDOW_MASK; | |
1249 | if (params->p2p_opp_ps) | |
1250 | sdata->vif.bss_conf.p2p_noa_attr.oppps_ctwindow |= | |
1251 | IEEE80211_P2P_OPPPS_ENABLE_BIT; | |
339afbf4 | 1252 | |
08fad438 JM |
1253 | sdata->beacon_rate_set = false; |
1254 | if (wiphy_ext_feature_isset(local->hw.wiphy, | |
1255 | NL80211_EXT_FEATURE_BEACON_RATE_LEGACY)) { | |
1256 | for (i = 0; i < NUM_NL80211_BANDS; i++) { | |
1257 | sdata->beacon_rateidx_mask[i] = | |
1258 | params->beacon_rate.control[i].legacy; | |
1259 | if (sdata->beacon_rateidx_mask[i]) | |
1260 | sdata->beacon_rate_set = true; | |
1261 | } | |
1262 | } | |
1263 | ||
ba6ff70a RM |
1264 | if (ieee80211_hw_check(&local->hw, HAS_RATE_CONTROL)) |
1265 | sdata->vif.bss_conf.beacon_tx_rate = params->beacon_rate; | |
1266 | ||
5f9404ab | 1267 | err = ieee80211_assign_beacon(sdata, ¶ms->beacon, NULL, NULL); |
295b02c4 AD |
1268 | if (err < 0) |
1269 | goto error; | |
8860020e JB |
1270 | changed |= err; |
1271 | ||
295b02c4 AD |
1272 | if (params->fils_discovery.max_interval) { |
1273 | err = ieee80211_set_fils_discovery(sdata, | |
1274 | ¶ms->fils_discovery); | |
1275 | if (err < 0) | |
1276 | goto error; | |
1277 | changed |= BSS_CHANGED_FILS_DISCOVERY; | |
1278 | } | |
1279 | ||
632189a0 AD |
1280 | if (params->unsol_bcast_probe_resp.interval) { |
1281 | err = ieee80211_set_unsol_bcast_probe_resp(sdata, | |
1282 | ¶ms->unsol_bcast_probe_resp); | |
1283 | if (err < 0) | |
1284 | goto error; | |
1285 | changed |= BSS_CHANGED_UNSOL_BCAST_PROBE_RESP; | |
1286 | } | |
1287 | ||
1041638f JB |
1288 | err = drv_start_ap(sdata->local, sdata); |
1289 | if (err) { | |
7ca133bc SW |
1290 | old = sdata_dereference(sdata->u.ap.beacon, sdata); |
1291 | ||
1041638f JB |
1292 | if (old) |
1293 | kfree_rcu(old, rcu_head); | |
1294 | RCU_INIT_POINTER(sdata->u.ap.beacon, NULL); | |
295b02c4 | 1295 | goto error; |
1041638f JB |
1296 | } |
1297 | ||
057d5f4b | 1298 | ieee80211_recalc_dtim(local, sdata); |
8860020e JB |
1299 | ieee80211_bss_info_change_notify(sdata, changed); |
1300 | ||
3edaf3e6 JB |
1301 | netif_carrier_on(dev); |
1302 | list_for_each_entry(vlan, &sdata->u.ap.vlans, u.vlan.list) | |
1303 | netif_carrier_on(vlan->dev); | |
1304 | ||
665c93a9 | 1305 | return 0; |
295b02c4 AD |
1306 | |
1307 | error: | |
87a27062 | 1308 | mutex_lock(&local->mtx); |
295b02c4 | 1309 | ieee80211_vif_release_channel(sdata); |
87a27062 JB |
1310 | mutex_unlock(&local->mtx); |
1311 | ||
295b02c4 | 1312 | return err; |
5dfdaf58 JB |
1313 | } |
1314 | ||
8860020e JB |
1315 | static int ieee80211_change_beacon(struct wiphy *wiphy, struct net_device *dev, |
1316 | struct cfg80211_beacon_data *params) | |
5dfdaf58 | 1317 | { |
14db74bc | 1318 | struct ieee80211_sub_if_data *sdata; |
195b9a0f | 1319 | struct ieee80211_bss_conf *bss_conf; |
5dfdaf58 | 1320 | struct beacon_data *old; |
8860020e | 1321 | int err; |
5dfdaf58 | 1322 | |
14db74bc | 1323 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
dbd72850 | 1324 | sdata_assert_lock(sdata); |
14db74bc | 1325 | |
5f9404ab | 1326 | /* don't allow changing the beacon while a countdown is in place - offset |
73da7d5b SW |
1327 | * of channel switch counter may change |
1328 | */ | |
5f9404ab | 1329 | if (sdata->vif.csa_active || sdata->vif.color_change_active) |
73da7d5b SW |
1330 | return -EBUSY; |
1331 | ||
7ca133bc | 1332 | old = sdata_dereference(sdata->u.ap.beacon, sdata); |
5dfdaf58 JB |
1333 | if (!old) |
1334 | return -ENOENT; | |
1335 | ||
5f9404ab | 1336 | err = ieee80211_assign_beacon(sdata, params, NULL, NULL); |
8860020e JB |
1337 | if (err < 0) |
1338 | return err; | |
195b9a0f LS |
1339 | |
1340 | bss_conf = &sdata->vif.bss_conf; | |
1341 | if (params->he_bss_color_valid && | |
1342 | params->he_bss_color.enabled != bss_conf->he_bss_color.enabled) { | |
1343 | bss_conf->he_bss_color.enabled = params->he_bss_color.enabled; | |
1344 | err |= BSS_CHANGED_HE_BSS_COLOR; | |
1345 | } | |
1346 | ||
8860020e JB |
1347 | ieee80211_bss_info_change_notify(sdata, err); |
1348 | return 0; | |
5dfdaf58 JB |
1349 | } |
1350 | ||
8860020e | 1351 | static int ieee80211_stop_ap(struct wiphy *wiphy, struct net_device *dev) |
5dfdaf58 | 1352 | { |
7b20b8e8 JB |
1353 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
1354 | struct ieee80211_sub_if_data *vlan; | |
1355 | struct ieee80211_local *local = sdata->local; | |
1356 | struct beacon_data *old_beacon; | |
1357 | struct probe_resp *old_probe_resp; | |
295b02c4 | 1358 | struct fils_discovery_data *old_fils_discovery; |
632189a0 | 1359 | struct unsol_bcast_probe_resp_data *old_unsol_bcast_probe_resp; |
d2859df5 | 1360 | struct cfg80211_chan_def chandef; |
14db74bc | 1361 | |
dbd72850 MK |
1362 | sdata_assert_lock(sdata); |
1363 | ||
7ca133bc | 1364 | old_beacon = sdata_dereference(sdata->u.ap.beacon, sdata); |
7b20b8e8 | 1365 | if (!old_beacon) |
5dfdaf58 | 1366 | return -ENOENT; |
7ca133bc | 1367 | old_probe_resp = sdata_dereference(sdata->u.ap.probe_resp, sdata); |
295b02c4 AD |
1368 | old_fils_discovery = sdata_dereference(sdata->u.ap.fils_discovery, |
1369 | sdata); | |
632189a0 AD |
1370 | old_unsol_bcast_probe_resp = |
1371 | sdata_dereference(sdata->u.ap.unsol_bcast_probe_resp, | |
1372 | sdata); | |
5dfdaf58 | 1373 | |
73da7d5b | 1374 | /* abort any running channel switch */ |
59af6928 | 1375 | mutex_lock(&local->mtx); |
73da7d5b | 1376 | sdata->vif.csa_active = false; |
a46992b4 LC |
1377 | if (sdata->csa_block_tx) { |
1378 | ieee80211_wake_vif_queues(local, sdata, | |
1379 | IEEE80211_QUEUE_STOP_REASON_CSA); | |
1380 | sdata->csa_block_tx = false; | |
1381 | } | |
1382 | ||
59af6928 MK |
1383 | mutex_unlock(&local->mtx); |
1384 | ||
2b3171c6 LB |
1385 | if (sdata->u.ap.next_beacon) { |
1386 | kfree(sdata->u.ap.next_beacon->mbssid_ies); | |
1387 | kfree(sdata->u.ap.next_beacon); | |
1388 | sdata->u.ap.next_beacon = NULL; | |
1389 | } | |
1f3b8a2b | 1390 | |
7b20b8e8 | 1391 | /* turn off carrier for this interface and dependent VLANs */ |
3edaf3e6 JB |
1392 | list_for_each_entry(vlan, &sdata->u.ap.vlans, u.vlan.list) |
1393 | netif_carrier_off(vlan->dev); | |
1394 | netif_carrier_off(dev); | |
1395 | ||
7b20b8e8 | 1396 | /* remove beacon and probe response */ |
a9b3cd7f | 1397 | RCU_INIT_POINTER(sdata->u.ap.beacon, NULL); |
7b20b8e8 | 1398 | RCU_INIT_POINTER(sdata->u.ap.probe_resp, NULL); |
295b02c4 | 1399 | RCU_INIT_POINTER(sdata->u.ap.fils_discovery, NULL); |
632189a0 | 1400 | RCU_INIT_POINTER(sdata->u.ap.unsol_bcast_probe_resp, NULL); |
7b20b8e8 JB |
1401 | kfree_rcu(old_beacon, rcu_head); |
1402 | if (old_probe_resp) | |
1403 | kfree_rcu(old_probe_resp, rcu_head); | |
295b02c4 AD |
1404 | if (old_fils_discovery) |
1405 | kfree_rcu(old_fils_discovery, rcu_head); | |
632189a0 AD |
1406 | if (old_unsol_bcast_probe_resp) |
1407 | kfree_rcu(old_unsol_bcast_probe_resp, rcu_head); | |
8860020e | 1408 | |
bc847970 PKC |
1409 | kfree(sdata->vif.bss_conf.ftmr_params); |
1410 | sdata->vif.bss_conf.ftmr_params = NULL; | |
1411 | ||
e716251d | 1412 | __sta_info_flush(sdata, true); |
7907c7d3 | 1413 | ieee80211_free_keys(sdata, true); |
75de9113 | 1414 | |
d6a83228 | 1415 | sdata->vif.bss_conf.enable_beacon = false; |
08fad438 | 1416 | sdata->beacon_rate_set = false; |
0eabccd9 | 1417 | sdata->vif.bss_conf.ssid_len = 0; |
d6a83228 | 1418 | clear_bit(SDATA_STATE_OFFCHANNEL_BEACON_STOPPED, &sdata->state); |
2d0ddec5 | 1419 | ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BEACON_ENABLED); |
8860020e | 1420 | |
a6b368f6 | 1421 | if (sdata->wdev.cac_started) { |
d2859df5 | 1422 | chandef = sdata->vif.bss_conf.chandef; |
a6b368f6 | 1423 | cancel_delayed_work_sync(&sdata->dfs_cac_timer_work); |
d2859df5 JD |
1424 | cfg80211_cac_event(sdata->dev, &chandef, |
1425 | NL80211_RADAR_CAC_ABORTED, | |
a6b368f6 SW |
1426 | GFP_KERNEL); |
1427 | } | |
1428 | ||
1041638f JB |
1429 | drv_stop_ap(sdata->local, sdata); |
1430 | ||
7b20b8e8 JB |
1431 | /* free all potentially still buffered bcast frames */ |
1432 | local->total_ps_buffered -= skb_queue_len(&sdata->u.ap.ps.bc_buf); | |
6b07d9ca | 1433 | ieee80211_purge_tx_queue(&local->hw, &sdata->u.ap.ps.bc_buf); |
7b20b8e8 | 1434 | |
34a3740d | 1435 | mutex_lock(&local->mtx); |
4e141dad | 1436 | ieee80211_vif_copy_chanctx_to_vlans(sdata, true); |
55de908a | 1437 | ieee80211_vif_release_channel(sdata); |
34a3740d | 1438 | mutex_unlock(&local->mtx); |
55de908a | 1439 | |
2d0ddec5 | 1440 | return 0; |
5dfdaf58 JB |
1441 | } |
1442 | ||
d582cffb JB |
1443 | static int sta_apply_auth_flags(struct ieee80211_local *local, |
1444 | struct sta_info *sta, | |
1445 | u32 mask, u32 set) | |
1446 | { | |
1447 | int ret; | |
1448 | ||
1449 | if (mask & BIT(NL80211_STA_FLAG_AUTHENTICATED) && | |
1450 | set & BIT(NL80211_STA_FLAG_AUTHENTICATED) && | |
1451 | !test_sta_flag(sta, WLAN_STA_AUTH)) { | |
1452 | ret = sta_info_move_state(sta, IEEE80211_STA_AUTH); | |
1453 | if (ret) | |
1454 | return ret; | |
1455 | } | |
1456 | ||
1457 | if (mask & BIT(NL80211_STA_FLAG_ASSOCIATED) && | |
1458 | set & BIT(NL80211_STA_FLAG_ASSOCIATED) && | |
1459 | !test_sta_flag(sta, WLAN_STA_ASSOC)) { | |
c23e31cf MP |
1460 | /* |
1461 | * When peer becomes associated, init rate control as | |
1462 | * well. Some drivers require rate control initialized | |
1463 | * before drv_sta_state() is called. | |
1464 | */ | |
44674d9c | 1465 | if (!test_sta_flag(sta, WLAN_STA_RATE_CONTROL)) |
c23e31cf MP |
1466 | rate_control_rate_init(sta); |
1467 | ||
d582cffb JB |
1468 | ret = sta_info_move_state(sta, IEEE80211_STA_ASSOC); |
1469 | if (ret) | |
1470 | return ret; | |
1471 | } | |
1472 | ||
1473 | if (mask & BIT(NL80211_STA_FLAG_AUTHORIZED)) { | |
1474 | if (set & BIT(NL80211_STA_FLAG_AUTHORIZED)) | |
1475 | ret = sta_info_move_state(sta, IEEE80211_STA_AUTHORIZED); | |
1476 | else if (test_sta_flag(sta, WLAN_STA_AUTHORIZED)) | |
1477 | ret = sta_info_move_state(sta, IEEE80211_STA_ASSOC); | |
1478 | else | |
1479 | ret = 0; | |
1480 | if (ret) | |
1481 | return ret; | |
1482 | } | |
1483 | ||
1484 | if (mask & BIT(NL80211_STA_FLAG_ASSOCIATED) && | |
1485 | !(set & BIT(NL80211_STA_FLAG_ASSOCIATED)) && | |
1486 | test_sta_flag(sta, WLAN_STA_ASSOC)) { | |
1487 | ret = sta_info_move_state(sta, IEEE80211_STA_AUTH); | |
1488 | if (ret) | |
1489 | return ret; | |
1490 | } | |
1491 | ||
1492 | if (mask & BIT(NL80211_STA_FLAG_AUTHENTICATED) && | |
1493 | !(set & BIT(NL80211_STA_FLAG_AUTHENTICATED)) && | |
1494 | test_sta_flag(sta, WLAN_STA_AUTH)) { | |
1495 | ret = sta_info_move_state(sta, IEEE80211_STA_NONE); | |
1496 | if (ret) | |
1497 | return ret; | |
1498 | } | |
1499 | ||
1500 | return 0; | |
1501 | } | |
1502 | ||
13657702 JB |
1503 | static void sta_apply_mesh_params(struct ieee80211_local *local, |
1504 | struct sta_info *sta, | |
1505 | struct station_parameters *params) | |
1506 | { | |
1507 | #ifdef CONFIG_MAC80211_MESH | |
1508 | struct ieee80211_sub_if_data *sdata = sta->sdata; | |
1509 | u32 changed = 0; | |
1510 | ||
1511 | if (params->sta_modify_mask & STATION_PARAM_APPLY_PLINK_STATE) { | |
1512 | switch (params->plink_state) { | |
1513 | case NL80211_PLINK_ESTAB: | |
1514 | if (sta->mesh->plink_state != NL80211_PLINK_ESTAB) | |
1515 | changed = mesh_plink_inc_estab_count(sdata); | |
1516 | sta->mesh->plink_state = params->plink_state; | |
7d27a0ba | 1517 | sta->mesh->aid = params->peer_aid; |
13657702 JB |
1518 | |
1519 | ieee80211_mps_sta_status_update(sta); | |
1520 | changed |= ieee80211_mps_set_sta_local_pm(sta, | |
1521 | sdata->u.mesh.mshcfg.power_mode); | |
67fc0554 JH |
1522 | |
1523 | ewma_mesh_tx_rate_avg_init(&sta->mesh->tx_rate_avg); | |
1524 | /* init at low value */ | |
1525 | ewma_mesh_tx_rate_avg_add(&sta->mesh->tx_rate_avg, 10); | |
1526 | ||
13657702 JB |
1527 | break; |
1528 | case NL80211_PLINK_LISTEN: | |
1529 | case NL80211_PLINK_BLOCKED: | |
1530 | case NL80211_PLINK_OPN_SNT: | |
1531 | case NL80211_PLINK_OPN_RCVD: | |
1532 | case NL80211_PLINK_CNF_RCVD: | |
1533 | case NL80211_PLINK_HOLDING: | |
1534 | if (sta->mesh->plink_state == NL80211_PLINK_ESTAB) | |
1535 | changed = mesh_plink_dec_estab_count(sdata); | |
1536 | sta->mesh->plink_state = params->plink_state; | |
1537 | ||
1538 | ieee80211_mps_sta_status_update(sta); | |
1539 | changed |= ieee80211_mps_set_sta_local_pm(sta, | |
1540 | NL80211_MESH_POWER_UNKNOWN); | |
1541 | break; | |
1542 | default: | |
1543 | /* nothing */ | |
1544 | break; | |
1545 | } | |
1546 | } | |
1547 | ||
1548 | switch (params->plink_action) { | |
1549 | case NL80211_PLINK_ACTION_NO_ACTION: | |
1550 | /* nothing */ | |
1551 | break; | |
1552 | case NL80211_PLINK_ACTION_OPEN: | |
1553 | changed |= mesh_plink_open(sta); | |
1554 | break; | |
1555 | case NL80211_PLINK_ACTION_BLOCK: | |
1556 | changed |= mesh_plink_block(sta); | |
1557 | break; | |
1558 | } | |
1559 | ||
1560 | if (params->local_pm) | |
1561 | changed |= ieee80211_mps_set_sta_local_pm(sta, | |
1562 | params->local_pm); | |
1563 | ||
1564 | ieee80211_mbss_info_change_notify(sdata, changed); | |
1565 | #endif | |
1566 | } | |
1567 | ||
2433647b THJ |
1568 | static void sta_apply_airtime_params(struct ieee80211_local *local, |
1569 | struct sta_info *sta, | |
1570 | struct station_parameters *params) | |
1571 | { | |
1572 | u8 ac; | |
1573 | ||
1574 | for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) { | |
1575 | struct airtime_sched_info *air_sched = &local->airtime[ac]; | |
1576 | struct airtime_info *air_info = &sta->airtime[ac]; | |
1577 | struct txq_info *txqi; | |
1578 | u8 tid; | |
1579 | ||
1580 | spin_lock_bh(&air_sched->lock); | |
1581 | for (tid = 0; tid < IEEE80211_NUM_TIDS + 1; tid++) { | |
1582 | if (air_info->weight == params->airtime_weight || | |
1583 | !sta->sta.txq[tid] || | |
1584 | ac != ieee80211_ac_from_tid(tid)) | |
1585 | continue; | |
1586 | ||
1587 | airtime_weight_set(air_info, params->airtime_weight); | |
1588 | ||
1589 | txqi = to_txq_info(sta->sta.txq[tid]); | |
1590 | if (RB_EMPTY_NODE(&txqi->schedule_order)) | |
1591 | continue; | |
1592 | ||
1593 | ieee80211_update_airtime_weight(local, air_sched, | |
1594 | 0, true); | |
1595 | } | |
1596 | spin_unlock_bh(&air_sched->lock); | |
1597 | } | |
1598 | } | |
1599 | ||
d9a7ddb0 JB |
1600 | static int sta_apply_parameters(struct ieee80211_local *local, |
1601 | struct sta_info *sta, | |
1602 | struct station_parameters *params) | |
4fd6931e | 1603 | { |
d9a7ddb0 | 1604 | int ret = 0; |
8318d78a | 1605 | struct ieee80211_supported_band *sband; |
d0709a65 | 1606 | struct ieee80211_sub_if_data *sdata = sta->sdata; |
eccb8e8f | 1607 | u32 mask, set; |
4fd6931e | 1608 | |
21a8e9dd MSS |
1609 | sband = ieee80211_get_sband(sdata); |
1610 | if (!sband) | |
1611 | return -EINVAL; | |
ae5eb026 | 1612 | |
eccb8e8f JB |
1613 | mask = params->sta_flags_mask; |
1614 | set = params->sta_flags_set; | |
73651ee6 | 1615 | |
d582cffb JB |
1616 | if (ieee80211_vif_is_mesh(&sdata->vif)) { |
1617 | /* | |
1618 | * In mesh mode, ASSOCIATED isn't part of the nl80211 | |
1619 | * API but must follow AUTHENTICATED for driver state. | |
1620 | */ | |
1621 | if (mask & BIT(NL80211_STA_FLAG_AUTHENTICATED)) | |
1622 | mask |= BIT(NL80211_STA_FLAG_ASSOCIATED); | |
1623 | if (set & BIT(NL80211_STA_FLAG_AUTHENTICATED)) | |
1624 | set |= BIT(NL80211_STA_FLAG_ASSOCIATED); | |
77ee7c89 JB |
1625 | } else if (test_sta_flag(sta, WLAN_STA_TDLS_PEER)) { |
1626 | /* | |
1627 | * TDLS -- everything follows authorized, but | |
1628 | * only becoming authorized is possible, not | |
1629 | * going back | |
1630 | */ | |
1631 | if (set & BIT(NL80211_STA_FLAG_AUTHORIZED)) { | |
1632 | set |= BIT(NL80211_STA_FLAG_AUTHENTICATED) | | |
1633 | BIT(NL80211_STA_FLAG_ASSOCIATED); | |
1634 | mask |= BIT(NL80211_STA_FLAG_AUTHENTICATED) | | |
1635 | BIT(NL80211_STA_FLAG_ASSOCIATED); | |
1636 | } | |
eccb8e8f | 1637 | } |
4fd6931e | 1638 | |
2c44be81 JB |
1639 | if (mask & BIT(NL80211_STA_FLAG_WME) && |
1640 | local->hw.queues >= IEEE80211_NUM_ACS) | |
1641 | sta->sta.wme = set & BIT(NL80211_STA_FLAG_WME); | |
1642 | ||
44674d9c | 1643 | /* auth flags will be set later for TDLS, |
b18dacab | 1644 | * and for unassociated stations that move to associated */ |
44674d9c AB |
1645 | if (!test_sta_flag(sta, WLAN_STA_TDLS_PEER) && |
1646 | !((mask & BIT(NL80211_STA_FLAG_ASSOCIATED)) && | |
1647 | (set & BIT(NL80211_STA_FLAG_ASSOCIATED)))) { | |
68885a54 AN |
1648 | ret = sta_apply_auth_flags(local, sta, mask, set); |
1649 | if (ret) | |
1650 | return ret; | |
1651 | } | |
d9a7ddb0 | 1652 | |
eccb8e8f | 1653 | if (mask & BIT(NL80211_STA_FLAG_SHORT_PREAMBLE)) { |
eccb8e8f | 1654 | if (set & BIT(NL80211_STA_FLAG_SHORT_PREAMBLE)) |
c2c98fde JB |
1655 | set_sta_flag(sta, WLAN_STA_SHORT_PREAMBLE); |
1656 | else | |
1657 | clear_sta_flag(sta, WLAN_STA_SHORT_PREAMBLE); | |
eccb8e8f | 1658 | } |
4fd6931e | 1659 | |
eccb8e8f | 1660 | if (mask & BIT(NL80211_STA_FLAG_MFP)) { |
93f0490e | 1661 | sta->sta.mfp = !!(set & BIT(NL80211_STA_FLAG_MFP)); |
eccb8e8f | 1662 | if (set & BIT(NL80211_STA_FLAG_MFP)) |
c2c98fde JB |
1663 | set_sta_flag(sta, WLAN_STA_MFP); |
1664 | else | |
1665 | clear_sta_flag(sta, WLAN_STA_MFP); | |
4fd6931e | 1666 | } |
b39c48fa | 1667 | |
07ba55d7 | 1668 | if (mask & BIT(NL80211_STA_FLAG_TDLS_PEER)) { |
07ba55d7 | 1669 | if (set & BIT(NL80211_STA_FLAG_TDLS_PEER)) |
c2c98fde JB |
1670 | set_sta_flag(sta, WLAN_STA_TDLS_PEER); |
1671 | else | |
1672 | clear_sta_flag(sta, WLAN_STA_TDLS_PEER); | |
07ba55d7 | 1673 | } |
4fd6931e | 1674 | |
9041c1fa AN |
1675 | /* mark TDLS channel switch support, if the AP allows it */ |
1676 | if (test_sta_flag(sta, WLAN_STA_TDLS_PEER) && | |
1677 | !sdata->u.mgd.tdls_chan_switch_prohibited && | |
1678 | params->ext_capab_len >= 4 && | |
1679 | params->ext_capab[3] & WLAN_EXT_CAPA4_TDLS_CHAN_SWITCH) | |
1680 | set_sta_flag(sta, WLAN_STA_TDLS_CHAN_SWITCH); | |
1681 | ||
b98fb44f | 1682 | if (test_sta_flag(sta, WLAN_STA_TDLS_PEER) && |
82c0cc90 | 1683 | !sdata->u.mgd.tdls_wider_bw_prohibited && |
b98fb44f AN |
1684 | ieee80211_hw_check(&local->hw, TDLS_WIDER_BW) && |
1685 | params->ext_capab_len >= 8 && | |
1686 | params->ext_capab[7] & WLAN_EXT_CAPA8_TDLS_WIDE_BW_ENABLED) | |
1687 | set_sta_flag(sta, WLAN_STA_TDLS_WIDER_BW); | |
1688 | ||
3b9ce80c JB |
1689 | if (params->sta_modify_mask & STATION_PARAM_APPLY_UAPSD) { |
1690 | sta->sta.uapsd_queues = params->uapsd_queues; | |
1691 | sta->sta.max_sp = params->max_sp; | |
1692 | } | |
9533b4ac | 1693 | |
506bcfa8 EG |
1694 | /* The sender might not have sent the last bit, consider it to be 0 */ |
1695 | if (params->ext_capab_len >= 8) { | |
1696 | u8 val = (params->ext_capab[7] & | |
1697 | WLAN_EXT_CAPA8_MAX_MSDU_IN_AMSDU_LSB) >> 7; | |
1698 | ||
1699 | /* we did get all the bits, take the MSB as well */ | |
1700 | if (params->ext_capab_len >= 9) { | |
1701 | u8 val_msb = params->ext_capab[8] & | |
1702 | WLAN_EXT_CAPA9_MAX_MSDU_IN_AMSDU_MSB; | |
1703 | val_msb <<= 1; | |
1704 | val |= val_msb; | |
1705 | } | |
1706 | ||
1707 | switch (val) { | |
1708 | case 1: | |
1709 | sta->sta.max_amsdu_subframes = 32; | |
1710 | break; | |
1711 | case 2: | |
1712 | sta->sta.max_amsdu_subframes = 16; | |
1713 | break; | |
1714 | case 3: | |
1715 | sta->sta.max_amsdu_subframes = 8; | |
1716 | break; | |
1717 | default: | |
1718 | sta->sta.max_amsdu_subframes = 0; | |
1719 | } | |
1720 | } | |
1721 | ||
51b50fbe JB |
1722 | /* |
1723 | * cfg80211 validates this (1-2007) and allows setting the AID | |
1724 | * only when creating a new station entry | |
1725 | */ | |
1726 | if (params->aid) | |
1727 | sta->sta.aid = params->aid; | |
1728 | ||
73651ee6 | 1729 | /* |
ba23d206 JB |
1730 | * Some of the following updates would be racy if called on an |
1731 | * existing station, via ieee80211_change_station(). However, | |
1732 | * all such changes are rejected by cfg80211 except for updates | |
1733 | * changing the supported rates on an existing but not yet used | |
1734 | * TDLS peer. | |
73651ee6 JB |
1735 | */ |
1736 | ||
4fd6931e JB |
1737 | if (params->listen_interval >= 0) |
1738 | sta->listen_interval = params->listen_interval; | |
1739 | ||
ba905bf4 | 1740 | if (params->sta_modify_mask & STATION_PARAM_APPLY_STA_TXPOWER) { |
046d2e7c | 1741 | sta->sta.deflink.txpwr.type = params->txpwr.type; |
ba905bf4 | 1742 | if (params->txpwr.type == NL80211_TX_POWER_LIMITED) |
046d2e7c | 1743 | sta->sta.deflink.txpwr.power = params->txpwr.power; |
ba905bf4 ARN |
1744 | ret = drv_sta_set_txpwr(local, sdata, sta); |
1745 | if (ret) | |
1746 | return ret; | |
1747 | } | |
1748 | ||
bd718fc1 | 1749 | if (params->supported_rates && params->supported_rates_len) { |
2103dec1 SW |
1750 | ieee80211_parse_bitrates(&sdata->vif.bss_conf.chandef, |
1751 | sband, params->supported_rates, | |
1752 | params->supported_rates_len, | |
046d2e7c | 1753 | &sta->sta.deflink.supp_rates[sband->band]); |
4fd6931e | 1754 | } |
c5dd9c2b | 1755 | |
d9fe60de | 1756 | if (params->ht_capa) |
ef96a842 | 1757 | ieee80211_ht_cap_ie_to_sta_ht_cap(sdata, sband, |
e1a0c6b3 | 1758 | params->ht_capa, sta); |
36aedc90 | 1759 | |
506bcfa8 | 1760 | /* VHT can override some HT caps such as the A-MSDU max length */ |
f461be3e MP |
1761 | if (params->vht_capa) |
1762 | ieee80211_vht_cap_ie_to_sta_vht_cap(sdata, sband, | |
4a34215e | 1763 | params->vht_capa, sta); |
f461be3e | 1764 | |
41cbb0f5 LC |
1765 | if (params->he_capa) |
1766 | ieee80211_he_cap_ie_to_sta_he_cap(sdata, sband, | |
1767 | (void *)params->he_capa, | |
1bb9a8a4 JB |
1768 | params->he_capa_len, |
1769 | (void *)params->he_6ghz_capa, | |
1770 | sta); | |
41cbb0f5 | 1771 | |
90603d29 IP |
1772 | if (params->eht_capa) |
1773 | ieee80211_eht_cap_ie_to_sta_eht_cap(sdata, sband, | |
1774 | (u8 *)params->he_capa, | |
1775 | params->he_capa_len, | |
1776 | params->eht_capa, | |
1777 | params->eht_capa_len, | |
1778 | sta); | |
1779 | ||
b1bce14a | 1780 | if (params->opmode_notif_used) { |
b1bce14a MK |
1781 | /* returned value is only needed for rc update, but the |
1782 | * rc isn't initialized here yet, so ignore it | |
1783 | */ | |
21a8e9dd MSS |
1784 | __ieee80211_vht_handle_opmode(sdata, sta, params->opmode_notif, |
1785 | sband->band); | |
b1bce14a MK |
1786 | } |
1787 | ||
52cfa1d6 AB |
1788 | if (params->support_p2p_ps >= 0) |
1789 | sta->sta.support_p2p_ps = params->support_p2p_ps; | |
1790 | ||
13657702 JB |
1791 | if (ieee80211_vif_is_mesh(&sdata->vif)) |
1792 | sta_apply_mesh_params(local, sta, params); | |
d9a7ddb0 | 1793 | |
b4809e94 | 1794 | if (params->airtime_weight) |
2433647b THJ |
1795 | sta_apply_airtime_params(local, sta, params); |
1796 | ||
b4809e94 | 1797 | |
68885a54 | 1798 | /* set the STA state after all sta info from usermode has been set */ |
44674d9c AB |
1799 | if (test_sta_flag(sta, WLAN_STA_TDLS_PEER) || |
1800 | set & BIT(NL80211_STA_FLAG_ASSOCIATED)) { | |
68885a54 AN |
1801 | ret = sta_apply_auth_flags(local, sta, mask, set); |
1802 | if (ret) | |
1803 | return ret; | |
1804 | } | |
1805 | ||
d9a7ddb0 | 1806 | return 0; |
4fd6931e JB |
1807 | } |
1808 | ||
1809 | static int ieee80211_add_station(struct wiphy *wiphy, struct net_device *dev, | |
3b3a0162 JB |
1810 | const u8 *mac, |
1811 | struct station_parameters *params) | |
4fd6931e | 1812 | { |
14db74bc | 1813 | struct ieee80211_local *local = wiphy_priv(wiphy); |
4fd6931e JB |
1814 | struct sta_info *sta; |
1815 | struct ieee80211_sub_if_data *sdata; | |
73651ee6 | 1816 | int err; |
4fd6931e | 1817 | |
4fd6931e JB |
1818 | if (params->vlan) { |
1819 | sdata = IEEE80211_DEV_TO_SUB_IF(params->vlan); | |
1820 | ||
05c914fe JB |
1821 | if (sdata->vif.type != NL80211_IFTYPE_AP_VLAN && |
1822 | sdata->vif.type != NL80211_IFTYPE_AP) | |
4fd6931e JB |
1823 | return -EINVAL; |
1824 | } else | |
1825 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
1826 | ||
b203ca39 | 1827 | if (ether_addr_equal(mac, sdata->vif.addr)) |
03e4497e JB |
1828 | return -EINVAL; |
1829 | ||
52dba8d7 | 1830 | if (!is_valid_ether_addr(mac)) |
03e4497e JB |
1831 | return -EINVAL; |
1832 | ||
5fd2f91a JB |
1833 | if (params->sta_flags_set & BIT(NL80211_STA_FLAG_TDLS_PEER) && |
1834 | sdata->vif.type == NL80211_IFTYPE_STATION && | |
1835 | !sdata->u.mgd.associated) | |
1836 | return -EINVAL; | |
1837 | ||
03e4497e | 1838 | sta = sta_info_alloc(sdata, mac, GFP_KERNEL); |
73651ee6 JB |
1839 | if (!sta) |
1840 | return -ENOMEM; | |
4fd6931e | 1841 | |
44674d9c AB |
1842 | if (params->sta_flags_set & BIT(NL80211_STA_FLAG_TDLS_PEER)) |
1843 | sta->sta.tdls = true; | |
4fd6931e | 1844 | |
d9a7ddb0 JB |
1845 | err = sta_apply_parameters(local, sta, params); |
1846 | if (err) { | |
1847 | sta_info_free(local, sta); | |
1848 | return err; | |
1849 | } | |
4fd6931e | 1850 | |
d64cf63e | 1851 | /* |
44674d9c AB |
1852 | * for TDLS and for unassociated station, rate control should be |
1853 | * initialized only when rates are known and station is marked | |
1854 | * authorized/associated | |
d64cf63e | 1855 | */ |
44674d9c AB |
1856 | if (!test_sta_flag(sta, WLAN_STA_TDLS_PEER) && |
1857 | test_sta_flag(sta, WLAN_STA_ASSOC)) | |
d64cf63e | 1858 | rate_control_rate_init(sta); |
4fd6931e | 1859 | |
4ebdce1d | 1860 | return sta_info_insert(sta); |
4fd6931e JB |
1861 | } |
1862 | ||
1863 | static int ieee80211_del_station(struct wiphy *wiphy, struct net_device *dev, | |
89c771e5 | 1864 | struct station_del_parameters *params) |
4fd6931e | 1865 | { |
14db74bc | 1866 | struct ieee80211_sub_if_data *sdata; |
4fd6931e | 1867 | |
14db74bc JB |
1868 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
1869 | ||
89c771e5 JM |
1870 | if (params->mac) |
1871 | return sta_info_destroy_addr_bss(sdata, params->mac); | |
4fd6931e | 1872 | |
b998e8bb | 1873 | sta_info_flush(sdata); |
4fd6931e JB |
1874 | return 0; |
1875 | } | |
1876 | ||
1877 | static int ieee80211_change_station(struct wiphy *wiphy, | |
3b3a0162 | 1878 | struct net_device *dev, const u8 *mac, |
4fd6931e JB |
1879 | struct station_parameters *params) |
1880 | { | |
abe60632 | 1881 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
14db74bc | 1882 | struct ieee80211_local *local = wiphy_priv(wiphy); |
4fd6931e JB |
1883 | struct sta_info *sta; |
1884 | struct ieee80211_sub_if_data *vlansdata; | |
77ee7c89 | 1885 | enum cfg80211_station_type statype; |
35b88623 | 1886 | int err; |
4fd6931e | 1887 | |
87be1e1e | 1888 | mutex_lock(&local->sta_mtx); |
98dd6a57 | 1889 | |
0e5ded5a | 1890 | sta = sta_info_get_bss(sdata, mac); |
98dd6a57 | 1891 | if (!sta) { |
77ee7c89 JB |
1892 | err = -ENOENT; |
1893 | goto out_err; | |
98dd6a57 | 1894 | } |
4fd6931e | 1895 | |
77ee7c89 JB |
1896 | switch (sdata->vif.type) { |
1897 | case NL80211_IFTYPE_MESH_POINT: | |
a6dad6a2 | 1898 | if (sdata->u.mesh.user_mpm) |
eef941e6 | 1899 | statype = CFG80211_STA_MESH_PEER_USER; |
77ee7c89 | 1900 | else |
eef941e6 | 1901 | statype = CFG80211_STA_MESH_PEER_KERNEL; |
77ee7c89 JB |
1902 | break; |
1903 | case NL80211_IFTYPE_ADHOC: | |
1904 | statype = CFG80211_STA_IBSS; | |
1905 | break; | |
1906 | case NL80211_IFTYPE_STATION: | |
1907 | if (!test_sta_flag(sta, WLAN_STA_TDLS_PEER)) { | |
1908 | statype = CFG80211_STA_AP_STA; | |
1909 | break; | |
1910 | } | |
1911 | if (test_sta_flag(sta, WLAN_STA_AUTHORIZED)) | |
1912 | statype = CFG80211_STA_TDLS_PEER_ACTIVE; | |
1913 | else | |
1914 | statype = CFG80211_STA_TDLS_PEER_SETUP; | |
1915 | break; | |
1916 | case NL80211_IFTYPE_AP: | |
1917 | case NL80211_IFTYPE_AP_VLAN: | |
44674d9c AB |
1918 | if (test_sta_flag(sta, WLAN_STA_ASSOC)) |
1919 | statype = CFG80211_STA_AP_CLIENT; | |
1920 | else | |
1921 | statype = CFG80211_STA_AP_CLIENT_UNASSOC; | |
77ee7c89 JB |
1922 | break; |
1923 | default: | |
1924 | err = -EOPNOTSUPP; | |
1925 | goto out_err; | |
bdd90d5e JB |
1926 | } |
1927 | ||
77ee7c89 JB |
1928 | err = cfg80211_check_station_change(wiphy, params, statype); |
1929 | if (err) | |
1930 | goto out_err; | |
1931 | ||
d0709a65 | 1932 | if (params->vlan && params->vlan != sta->sdata->dev) { |
4fd6931e JB |
1933 | vlansdata = IEEE80211_DEV_TO_SUB_IF(params->vlan); |
1934 | ||
9bc383de | 1935 | if (params->vlan->ieee80211_ptr->use_4addr) { |
3305443c | 1936 | if (vlansdata->u.vlan.sta) { |
77ee7c89 JB |
1937 | err = -EBUSY; |
1938 | goto out_err; | |
3305443c | 1939 | } |
f14543ee | 1940 | |
cf778b00 | 1941 | rcu_assign_pointer(vlansdata->u.vlan.sta, sta); |
49ddf8e6 | 1942 | __ieee80211_check_fast_rx_iface(vlansdata); |
1ff4e8f2 | 1943 | drv_sta_set_4addr(local, sta->sdata, &sta->sta, true); |
7e3ed02c FF |
1944 | } |
1945 | ||
1946 | if (sta->sdata->vif.type == NL80211_IFTYPE_AP_VLAN && | |
dd0b4553 SM |
1947 | sta->sdata->u.vlan.sta) { |
1948 | ieee80211_clear_fast_rx(sta); | |
0c2bef46 | 1949 | RCU_INIT_POINTER(sta->sdata->u.vlan.sta, NULL); |
dd0b4553 | 1950 | } |
72f15d53 MB |
1951 | |
1952 | if (test_sta_flag(sta, WLAN_STA_AUTHORIZED)) | |
1953 | ieee80211_vif_dec_num_mcast(sta->sdata); | |
f14543ee | 1954 | |
14db74bc | 1955 | sta->sdata = vlansdata; |
464daaf0 | 1956 | ieee80211_check_fast_xmit(sta); |
7e3ed02c | 1957 | |
3e493173 | 1958 | if (test_sta_flag(sta, WLAN_STA_AUTHORIZED)) { |
72f15d53 | 1959 | ieee80211_vif_inc_num_mcast(sta->sdata); |
3e493173 JM |
1960 | cfg80211_send_layer2_update(sta->sdata->dev, |
1961 | sta->sta.addr); | |
1962 | } | |
4fd6931e JB |
1963 | } |
1964 | ||
35b88623 | 1965 | err = sta_apply_parameters(local, sta, params); |
77ee7c89 JB |
1966 | if (err) |
1967 | goto out_err; | |
4fd6931e | 1968 | |
87be1e1e | 1969 | mutex_unlock(&local->sta_mtx); |
98dd6a57 | 1970 | |
808118cb | 1971 | if (sdata->vif.type == NL80211_IFTYPE_STATION && |
ab095877 | 1972 | params->sta_flags_mask & BIT(NL80211_STA_FLAG_AUTHORIZED)) { |
4a733ef1 | 1973 | ieee80211_recalc_ps(local); |
ab095877 EP |
1974 | ieee80211_recalc_ps_vif(sdata); |
1975 | } | |
77ee7c89 | 1976 | |
4fd6931e | 1977 | return 0; |
77ee7c89 JB |
1978 | out_err: |
1979 | mutex_unlock(&local->sta_mtx); | |
1980 | return err; | |
4fd6931e JB |
1981 | } |
1982 | ||
c5dd9c2b LCC |
1983 | #ifdef CONFIG_MAC80211_MESH |
1984 | static int ieee80211_add_mpath(struct wiphy *wiphy, struct net_device *dev, | |
3b3a0162 | 1985 | const u8 *dst, const u8 *next_hop) |
c5dd9c2b | 1986 | { |
14db74bc | 1987 | struct ieee80211_sub_if_data *sdata; |
c5dd9c2b LCC |
1988 | struct mesh_path *mpath; |
1989 | struct sta_info *sta; | |
c5dd9c2b | 1990 | |
14db74bc JB |
1991 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
1992 | ||
d0709a65 | 1993 | rcu_read_lock(); |
abe60632 | 1994 | sta = sta_info_get(sdata, next_hop); |
d0709a65 JB |
1995 | if (!sta) { |
1996 | rcu_read_unlock(); | |
c5dd9c2b | 1997 | return -ENOENT; |
d0709a65 | 1998 | } |
c5dd9c2b | 1999 | |
ae76eef0 BC |
2000 | mpath = mesh_path_add(sdata, dst); |
2001 | if (IS_ERR(mpath)) { | |
d0709a65 | 2002 | rcu_read_unlock(); |
ae76eef0 | 2003 | return PTR_ERR(mpath); |
d0709a65 | 2004 | } |
c5dd9c2b | 2005 | |
c5dd9c2b | 2006 | mesh_path_fix_nexthop(mpath, sta); |
d0709a65 | 2007 | |
c5dd9c2b LCC |
2008 | rcu_read_unlock(); |
2009 | return 0; | |
2010 | } | |
2011 | ||
2012 | static int ieee80211_del_mpath(struct wiphy *wiphy, struct net_device *dev, | |
3b3a0162 | 2013 | const u8 *dst) |
c5dd9c2b | 2014 | { |
f698d856 JBG |
2015 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
2016 | ||
c5dd9c2b | 2017 | if (dst) |
bf7cd94d | 2018 | return mesh_path_del(sdata, dst); |
c5dd9c2b | 2019 | |
ece1a2e7 | 2020 | mesh_path_flush_by_iface(sdata); |
c5dd9c2b LCC |
2021 | return 0; |
2022 | } | |
2023 | ||
3b3a0162 JB |
2024 | static int ieee80211_change_mpath(struct wiphy *wiphy, struct net_device *dev, |
2025 | const u8 *dst, const u8 *next_hop) | |
c5dd9c2b | 2026 | { |
14db74bc | 2027 | struct ieee80211_sub_if_data *sdata; |
c5dd9c2b LCC |
2028 | struct mesh_path *mpath; |
2029 | struct sta_info *sta; | |
2030 | ||
14db74bc JB |
2031 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
2032 | ||
d0709a65 JB |
2033 | rcu_read_lock(); |
2034 | ||
abe60632 | 2035 | sta = sta_info_get(sdata, next_hop); |
d0709a65 JB |
2036 | if (!sta) { |
2037 | rcu_read_unlock(); | |
c5dd9c2b | 2038 | return -ENOENT; |
d0709a65 | 2039 | } |
c5dd9c2b | 2040 | |
bf7cd94d | 2041 | mpath = mesh_path_lookup(sdata, dst); |
c5dd9c2b LCC |
2042 | if (!mpath) { |
2043 | rcu_read_unlock(); | |
c5dd9c2b LCC |
2044 | return -ENOENT; |
2045 | } | |
2046 | ||
2047 | mesh_path_fix_nexthop(mpath, sta); | |
d0709a65 | 2048 | |
c5dd9c2b LCC |
2049 | rcu_read_unlock(); |
2050 | return 0; | |
2051 | } | |
2052 | ||
2053 | static void mpath_set_pinfo(struct mesh_path *mpath, u8 *next_hop, | |
2054 | struct mpath_info *pinfo) | |
2055 | { | |
a3836e02 JB |
2056 | struct sta_info *next_hop_sta = rcu_dereference(mpath->next_hop); |
2057 | ||
2058 | if (next_hop_sta) | |
2059 | memcpy(next_hop, next_hop_sta->sta.addr, ETH_ALEN); | |
c5dd9c2b | 2060 | else |
c84a67a2 | 2061 | eth_zero_addr(next_hop); |
c5dd9c2b | 2062 | |
7ce8c7a3 LAYS |
2063 | memset(pinfo, 0, sizeof(*pinfo)); |
2064 | ||
2bdaf386 | 2065 | pinfo->generation = mpath->sdata->u.mesh.mesh_paths_generation; |
f5ea9120 | 2066 | |
c5dd9c2b | 2067 | pinfo->filled = MPATH_INFO_FRAME_QLEN | |
d19b3bf6 | 2068 | MPATH_INFO_SN | |
c5dd9c2b LCC |
2069 | MPATH_INFO_METRIC | |
2070 | MPATH_INFO_EXPTIME | | |
2071 | MPATH_INFO_DISCOVERY_TIMEOUT | | |
2072 | MPATH_INFO_DISCOVERY_RETRIES | | |
cc241636 | 2073 | MPATH_INFO_FLAGS | |
540bbcb9 JH |
2074 | MPATH_INFO_HOP_COUNT | |
2075 | MPATH_INFO_PATH_CHANGE; | |
c5dd9c2b LCC |
2076 | |
2077 | pinfo->frame_qlen = mpath->frame_queue.qlen; | |
d19b3bf6 | 2078 | pinfo->sn = mpath->sn; |
c5dd9c2b LCC |
2079 | pinfo->metric = mpath->metric; |
2080 | if (time_before(jiffies, mpath->exp_time)) | |
2081 | pinfo->exptime = jiffies_to_msecs(mpath->exp_time - jiffies); | |
2082 | pinfo->discovery_timeout = | |
2083 | jiffies_to_msecs(mpath->discovery_timeout); | |
2084 | pinfo->discovery_retries = mpath->discovery_retries; | |
c5dd9c2b LCC |
2085 | if (mpath->flags & MESH_PATH_ACTIVE) |
2086 | pinfo->flags |= NL80211_MPATH_FLAG_ACTIVE; | |
2087 | if (mpath->flags & MESH_PATH_RESOLVING) | |
2088 | pinfo->flags |= NL80211_MPATH_FLAG_RESOLVING; | |
d19b3bf6 RP |
2089 | if (mpath->flags & MESH_PATH_SN_VALID) |
2090 | pinfo->flags |= NL80211_MPATH_FLAG_SN_VALID; | |
c5dd9c2b LCC |
2091 | if (mpath->flags & MESH_PATH_FIXED) |
2092 | pinfo->flags |= NL80211_MPATH_FLAG_FIXED; | |
7ce8c7a3 LAYS |
2093 | if (mpath->flags & MESH_PATH_RESOLVED) |
2094 | pinfo->flags |= NL80211_MPATH_FLAG_RESOLVED; | |
cc241636 | 2095 | pinfo->hop_count = mpath->hop_count; |
540bbcb9 | 2096 | pinfo->path_change_count = mpath->path_change_count; |
c5dd9c2b LCC |
2097 | } |
2098 | ||
2099 | static int ieee80211_get_mpath(struct wiphy *wiphy, struct net_device *dev, | |
2100 | u8 *dst, u8 *next_hop, struct mpath_info *pinfo) | |
2101 | ||
2102 | { | |
14db74bc | 2103 | struct ieee80211_sub_if_data *sdata; |
c5dd9c2b LCC |
2104 | struct mesh_path *mpath; |
2105 | ||
14db74bc JB |
2106 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
2107 | ||
c5dd9c2b | 2108 | rcu_read_lock(); |
bf7cd94d | 2109 | mpath = mesh_path_lookup(sdata, dst); |
c5dd9c2b LCC |
2110 | if (!mpath) { |
2111 | rcu_read_unlock(); | |
2112 | return -ENOENT; | |
2113 | } | |
2114 | memcpy(dst, mpath->dst, ETH_ALEN); | |
2115 | mpath_set_pinfo(mpath, next_hop, pinfo); | |
2116 | rcu_read_unlock(); | |
2117 | return 0; | |
2118 | } | |
2119 | ||
2120 | static int ieee80211_dump_mpath(struct wiphy *wiphy, struct net_device *dev, | |
3b3a0162 JB |
2121 | int idx, u8 *dst, u8 *next_hop, |
2122 | struct mpath_info *pinfo) | |
c5dd9c2b | 2123 | { |
14db74bc | 2124 | struct ieee80211_sub_if_data *sdata; |
c5dd9c2b LCC |
2125 | struct mesh_path *mpath; |
2126 | ||
14db74bc JB |
2127 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
2128 | ||
c5dd9c2b | 2129 | rcu_read_lock(); |
bf7cd94d | 2130 | mpath = mesh_path_lookup_by_idx(sdata, idx); |
c5dd9c2b LCC |
2131 | if (!mpath) { |
2132 | rcu_read_unlock(); | |
2133 | return -ENOENT; | |
2134 | } | |
2135 | memcpy(dst, mpath->dst, ETH_ALEN); | |
2136 | mpath_set_pinfo(mpath, next_hop, pinfo); | |
2137 | rcu_read_unlock(); | |
2138 | return 0; | |
2139 | } | |
93da9cc1 | 2140 | |
a2db2ed3 HR |
2141 | static void mpp_set_pinfo(struct mesh_path *mpath, u8 *mpp, |
2142 | struct mpath_info *pinfo) | |
2143 | { | |
2144 | memset(pinfo, 0, sizeof(*pinfo)); | |
2145 | memcpy(mpp, mpath->mpp, ETH_ALEN); | |
2146 | ||
2bdaf386 | 2147 | pinfo->generation = mpath->sdata->u.mesh.mpp_paths_generation; |
a2db2ed3 HR |
2148 | } |
2149 | ||
2150 | static int ieee80211_get_mpp(struct wiphy *wiphy, struct net_device *dev, | |
2151 | u8 *dst, u8 *mpp, struct mpath_info *pinfo) | |
2152 | ||
2153 | { | |
2154 | struct ieee80211_sub_if_data *sdata; | |
2155 | struct mesh_path *mpath; | |
2156 | ||
2157 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
2158 | ||
2159 | rcu_read_lock(); | |
2160 | mpath = mpp_path_lookup(sdata, dst); | |
2161 | if (!mpath) { | |
2162 | rcu_read_unlock(); | |
2163 | return -ENOENT; | |
2164 | } | |
2165 | memcpy(dst, mpath->dst, ETH_ALEN); | |
2166 | mpp_set_pinfo(mpath, mpp, pinfo); | |
2167 | rcu_read_unlock(); | |
2168 | return 0; | |
2169 | } | |
2170 | ||
2171 | static int ieee80211_dump_mpp(struct wiphy *wiphy, struct net_device *dev, | |
2172 | int idx, u8 *dst, u8 *mpp, | |
2173 | struct mpath_info *pinfo) | |
2174 | { | |
2175 | struct ieee80211_sub_if_data *sdata; | |
2176 | struct mesh_path *mpath; | |
2177 | ||
2178 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
2179 | ||
2180 | rcu_read_lock(); | |
2181 | mpath = mpp_path_lookup_by_idx(sdata, idx); | |
2182 | if (!mpath) { | |
2183 | rcu_read_unlock(); | |
2184 | return -ENOENT; | |
2185 | } | |
2186 | memcpy(dst, mpath->dst, ETH_ALEN); | |
2187 | mpp_set_pinfo(mpath, mpp, pinfo); | |
2188 | rcu_read_unlock(); | |
2189 | return 0; | |
2190 | } | |
2191 | ||
24bdd9f4 | 2192 | static int ieee80211_get_mesh_config(struct wiphy *wiphy, |
93da9cc1 | 2193 | struct net_device *dev, |
2194 | struct mesh_config *conf) | |
2195 | { | |
2196 | struct ieee80211_sub_if_data *sdata; | |
2197 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
2198 | ||
93da9cc1 | 2199 | memcpy(conf, &(sdata->u.mesh.mshcfg), sizeof(struct mesh_config)); |
2200 | return 0; | |
2201 | } | |
2202 | ||
2203 | static inline bool _chg_mesh_attr(enum nl80211_meshconf_params parm, u32 mask) | |
2204 | { | |
2205 | return (mask >> (parm-1)) & 0x1; | |
2206 | } | |
2207 | ||
c80d545d JC |
2208 | static int copy_mesh_setup(struct ieee80211_if_mesh *ifmsh, |
2209 | const struct mesh_setup *setup) | |
2210 | { | |
2211 | u8 *new_ie; | |
4bb62344 CYY |
2212 | struct ieee80211_sub_if_data *sdata = container_of(ifmsh, |
2213 | struct ieee80211_sub_if_data, u.mesh); | |
08fad438 | 2214 | int i; |
c80d545d | 2215 | |
581a8b0f | 2216 | /* allocate information elements */ |
c80d545d | 2217 | new_ie = NULL; |
c80d545d | 2218 | |
581a8b0f JC |
2219 | if (setup->ie_len) { |
2220 | new_ie = kmemdup(setup->ie, setup->ie_len, | |
c80d545d JC |
2221 | GFP_KERNEL); |
2222 | if (!new_ie) | |
2223 | return -ENOMEM; | |
2224 | } | |
581a8b0f JC |
2225 | ifmsh->ie_len = setup->ie_len; |
2226 | ifmsh->ie = new_ie; | |
c80d545d JC |
2227 | |
2228 | /* now copy the rest of the setup parameters */ | |
2229 | ifmsh->mesh_id_len = setup->mesh_id_len; | |
2230 | memcpy(ifmsh->mesh_id, setup->mesh_id, ifmsh->mesh_id_len); | |
d299a1f2 | 2231 | ifmsh->mesh_sp_id = setup->sync_method; |
c80d545d JC |
2232 | ifmsh->mesh_pp_id = setup->path_sel_proto; |
2233 | ifmsh->mesh_pm_id = setup->path_metric; | |
a6dad6a2 | 2234 | ifmsh->user_mpm = setup->user_mpm; |
0d4261ad | 2235 | ifmsh->mesh_auth_id = setup->auth_id; |
b130e5ce | 2236 | ifmsh->security = IEEE80211_MESH_SEC_NONE; |
0ab2e55d | 2237 | ifmsh->userspace_handles_dfs = setup->userspace_handles_dfs; |
b130e5ce JC |
2238 | if (setup->is_authenticated) |
2239 | ifmsh->security |= IEEE80211_MESH_SEC_AUTHED; | |
2240 | if (setup->is_secure) | |
2241 | ifmsh->security |= IEEE80211_MESH_SEC_SECURED; | |
c80d545d | 2242 | |
4bb62344 CYY |
2243 | /* mcast rate setting in Mesh Node */ |
2244 | memcpy(sdata->vif.bss_conf.mcast_rate, setup->mcast_rate, | |
2245 | sizeof(setup->mcast_rate)); | |
ffb3cf30 | 2246 | sdata->vif.bss_conf.basic_rates = setup->basic_rates; |
4bb62344 | 2247 | |
9bdbf04d MP |
2248 | sdata->vif.bss_conf.beacon_int = setup->beacon_interval; |
2249 | sdata->vif.bss_conf.dtim_period = setup->dtim_period; | |
2250 | ||
08fad438 JM |
2251 | sdata->beacon_rate_set = false; |
2252 | if (wiphy_ext_feature_isset(sdata->local->hw.wiphy, | |
2253 | NL80211_EXT_FEATURE_BEACON_RATE_LEGACY)) { | |
2254 | for (i = 0; i < NUM_NL80211_BANDS; i++) { | |
2255 | sdata->beacon_rateidx_mask[i] = | |
2256 | setup->beacon_rate.control[i].legacy; | |
2257 | if (sdata->beacon_rateidx_mask[i]) | |
2258 | sdata->beacon_rate_set = true; | |
2259 | } | |
2260 | } | |
2261 | ||
c80d545d JC |
2262 | return 0; |
2263 | } | |
2264 | ||
24bdd9f4 | 2265 | static int ieee80211_update_mesh_config(struct wiphy *wiphy, |
29cbe68c JB |
2266 | struct net_device *dev, u32 mask, |
2267 | const struct mesh_config *nconf) | |
93da9cc1 | 2268 | { |
2269 | struct mesh_config *conf; | |
2270 | struct ieee80211_sub_if_data *sdata; | |
63c5723b RP |
2271 | struct ieee80211_if_mesh *ifmsh; |
2272 | ||
93da9cc1 | 2273 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
63c5723b | 2274 | ifmsh = &sdata->u.mesh; |
93da9cc1 | 2275 | |
93da9cc1 | 2276 | /* Set the config options which we are interested in setting */ |
2277 | conf = &(sdata->u.mesh.mshcfg); | |
2278 | if (_chg_mesh_attr(NL80211_MESHCONF_RETRY_TIMEOUT, mask)) | |
2279 | conf->dot11MeshRetryTimeout = nconf->dot11MeshRetryTimeout; | |
2280 | if (_chg_mesh_attr(NL80211_MESHCONF_CONFIRM_TIMEOUT, mask)) | |
2281 | conf->dot11MeshConfirmTimeout = nconf->dot11MeshConfirmTimeout; | |
2282 | if (_chg_mesh_attr(NL80211_MESHCONF_HOLDING_TIMEOUT, mask)) | |
2283 | conf->dot11MeshHoldingTimeout = nconf->dot11MeshHoldingTimeout; | |
2284 | if (_chg_mesh_attr(NL80211_MESHCONF_MAX_PEER_LINKS, mask)) | |
2285 | conf->dot11MeshMaxPeerLinks = nconf->dot11MeshMaxPeerLinks; | |
2286 | if (_chg_mesh_attr(NL80211_MESHCONF_MAX_RETRIES, mask)) | |
2287 | conf->dot11MeshMaxRetries = nconf->dot11MeshMaxRetries; | |
2288 | if (_chg_mesh_attr(NL80211_MESHCONF_TTL, mask)) | |
2289 | conf->dot11MeshTTL = nconf->dot11MeshTTL; | |
45904f21 | 2290 | if (_chg_mesh_attr(NL80211_MESHCONF_ELEMENT_TTL, mask)) |
58886a90 | 2291 | conf->element_ttl = nconf->element_ttl; |
146bb483 TP |
2292 | if (_chg_mesh_attr(NL80211_MESHCONF_AUTO_OPEN_PLINKS, mask)) { |
2293 | if (ifmsh->user_mpm) | |
2294 | return -EBUSY; | |
93da9cc1 | 2295 | conf->auto_open_plinks = nconf->auto_open_plinks; |
146bb483 | 2296 | } |
d299a1f2 JC |
2297 | if (_chg_mesh_attr(NL80211_MESHCONF_SYNC_OFFSET_MAX_NEIGHBOR, mask)) |
2298 | conf->dot11MeshNbrOffsetMaxNeighbor = | |
2299 | nconf->dot11MeshNbrOffsetMaxNeighbor; | |
93da9cc1 | 2300 | if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_MAX_PREQ_RETRIES, mask)) |
2301 | conf->dot11MeshHWMPmaxPREQretries = | |
2302 | nconf->dot11MeshHWMPmaxPREQretries; | |
2303 | if (_chg_mesh_attr(NL80211_MESHCONF_PATH_REFRESH_TIME, mask)) | |
2304 | conf->path_refresh_time = nconf->path_refresh_time; | |
2305 | if (_chg_mesh_attr(NL80211_MESHCONF_MIN_DISCOVERY_TIMEOUT, mask)) | |
2306 | conf->min_discovery_timeout = nconf->min_discovery_timeout; | |
2307 | if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_ACTIVE_PATH_TIMEOUT, mask)) | |
2308 | conf->dot11MeshHWMPactivePathTimeout = | |
2309 | nconf->dot11MeshHWMPactivePathTimeout; | |
2310 | if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_PREQ_MIN_INTERVAL, mask)) | |
2311 | conf->dot11MeshHWMPpreqMinInterval = | |
2312 | nconf->dot11MeshHWMPpreqMinInterval; | |
dca7e943 TP |
2313 | if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_PERR_MIN_INTERVAL, mask)) |
2314 | conf->dot11MeshHWMPperrMinInterval = | |
2315 | nconf->dot11MeshHWMPperrMinInterval; | |
93da9cc1 | 2316 | if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_NET_DIAM_TRVS_TIME, |
2317 | mask)) | |
2318 | conf->dot11MeshHWMPnetDiameterTraversalTime = | |
2319 | nconf->dot11MeshHWMPnetDiameterTraversalTime; | |
63c5723b RP |
2320 | if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_ROOTMODE, mask)) { |
2321 | conf->dot11MeshHWMPRootMode = nconf->dot11MeshHWMPRootMode; | |
2322 | ieee80211_mesh_root_setup(ifmsh); | |
2323 | } | |
16dd7267 | 2324 | if (_chg_mesh_attr(NL80211_MESHCONF_GATE_ANNOUNCEMENTS, mask)) { |
c6133661 TP |
2325 | /* our current gate announcement implementation rides on root |
2326 | * announcements, so require this ifmsh to also be a root node | |
2327 | * */ | |
2328 | if (nconf->dot11MeshGateAnnouncementProtocol && | |
dbb912cd CYY |
2329 | !(conf->dot11MeshHWMPRootMode > IEEE80211_ROOTMODE_ROOT)) { |
2330 | conf->dot11MeshHWMPRootMode = IEEE80211_PROACTIVE_RANN; | |
c6133661 TP |
2331 | ieee80211_mesh_root_setup(ifmsh); |
2332 | } | |
16dd7267 JC |
2333 | conf->dot11MeshGateAnnouncementProtocol = |
2334 | nconf->dot11MeshGateAnnouncementProtocol; | |
2335 | } | |
a4f606ea | 2336 | if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_RANN_INTERVAL, mask)) |
0507e159 JC |
2337 | conf->dot11MeshHWMPRannInterval = |
2338 | nconf->dot11MeshHWMPRannInterval; | |
94f90656 CYY |
2339 | if (_chg_mesh_attr(NL80211_MESHCONF_FORWARDING, mask)) |
2340 | conf->dot11MeshForwarding = nconf->dot11MeshForwarding; | |
55335137 AN |
2341 | if (_chg_mesh_attr(NL80211_MESHCONF_RSSI_THRESHOLD, mask)) { |
2342 | /* our RSSI threshold implementation is supported only for | |
2343 | * devices that report signal in dBm. | |
2344 | */ | |
30686bf7 | 2345 | if (!ieee80211_hw_check(&sdata->local->hw, SIGNAL_DBM)) |
55335137 AN |
2346 | return -ENOTSUPP; |
2347 | conf->rssi_threshold = nconf->rssi_threshold; | |
2348 | } | |
70c33eaa AN |
2349 | if (_chg_mesh_attr(NL80211_MESHCONF_HT_OPMODE, mask)) { |
2350 | conf->ht_opmode = nconf->ht_opmode; | |
2351 | sdata->vif.bss_conf.ht_operation_mode = nconf->ht_opmode; | |
2352 | ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_HT); | |
2353 | } | |
ac1073a6 CYY |
2354 | if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_PATH_TO_ROOT_TIMEOUT, mask)) |
2355 | conf->dot11MeshHWMPactivePathToRootTimeout = | |
2356 | nconf->dot11MeshHWMPactivePathToRootTimeout; | |
2357 | if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_ROOT_INTERVAL, mask)) | |
2358 | conf->dot11MeshHWMProotInterval = | |
2359 | nconf->dot11MeshHWMProotInterval; | |
728b19e5 CYY |
2360 | if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_CONFIRMATION_INTERVAL, mask)) |
2361 | conf->dot11MeshHWMPconfirmationInterval = | |
2362 | nconf->dot11MeshHWMPconfirmationInterval; | |
3f52b7e3 MP |
2363 | if (_chg_mesh_attr(NL80211_MESHCONF_POWER_MODE, mask)) { |
2364 | conf->power_mode = nconf->power_mode; | |
2365 | ieee80211_mps_local_status_update(sdata); | |
2366 | } | |
2b5e1967 | 2367 | if (_chg_mesh_attr(NL80211_MESHCONF_AWAKE_WINDOW, mask)) |
3f52b7e3 MP |
2368 | conf->dot11MeshAwakeWindowDuration = |
2369 | nconf->dot11MeshAwakeWindowDuration; | |
66de6713 CT |
2370 | if (_chg_mesh_attr(NL80211_MESHCONF_PLINK_TIMEOUT, mask)) |
2371 | conf->plink_timeout = nconf->plink_timeout; | |
01d66fbd BC |
2372 | if (_chg_mesh_attr(NL80211_MESHCONF_CONNECTED_TO_GATE, mask)) |
2373 | conf->dot11MeshConnectedToMeshGate = | |
2374 | nconf->dot11MeshConnectedToMeshGate; | |
e3718a61 LL |
2375 | if (_chg_mesh_attr(NL80211_MESHCONF_NOLEARN, mask)) |
2376 | conf->dot11MeshNolearn = nconf->dot11MeshNolearn; | |
184eebe6 MT |
2377 | if (_chg_mesh_attr(NL80211_MESHCONF_CONNECTED_TO_AS, mask)) |
2378 | conf->dot11MeshConnectedToAuthServer = | |
2379 | nconf->dot11MeshConnectedToAuthServer; | |
2b5e1967 | 2380 | ieee80211_mbss_info_change_notify(sdata, BSS_CHANGED_BEACON); |
93da9cc1 | 2381 | return 0; |
2382 | } | |
2383 | ||
29cbe68c JB |
2384 | static int ieee80211_join_mesh(struct wiphy *wiphy, struct net_device *dev, |
2385 | const struct mesh_config *conf, | |
2386 | const struct mesh_setup *setup) | |
2387 | { | |
2388 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
2389 | struct ieee80211_if_mesh *ifmsh = &sdata->u.mesh; | |
c80d545d | 2390 | int err; |
29cbe68c | 2391 | |
c80d545d JC |
2392 | memcpy(&ifmsh->mshcfg, conf, sizeof(struct mesh_config)); |
2393 | err = copy_mesh_setup(ifmsh, setup); | |
2394 | if (err) | |
2395 | return err; | |
cc1d2806 | 2396 | |
018f6fbf DK |
2397 | sdata->control_port_over_nl80211 = setup->control_port_over_nl80211; |
2398 | ||
04ecd257 JB |
2399 | /* can mesh use other SMPS modes? */ |
2400 | sdata->smps_mode = IEEE80211_SMPS_OFF; | |
2401 | sdata->needed_rx_chains = sdata->local->rx_chains; | |
2402 | ||
34a3740d | 2403 | mutex_lock(&sdata->local->mtx); |
4bf88530 | 2404 | err = ieee80211_vif_use_channel(sdata, &setup->chandef, |
55de908a | 2405 | IEEE80211_CHANCTX_SHARED); |
34a3740d | 2406 | mutex_unlock(&sdata->local->mtx); |
cc1d2806 JB |
2407 | if (err) |
2408 | return err; | |
2409 | ||
2b5e1967 | 2410 | return ieee80211_start_mesh(sdata); |
29cbe68c JB |
2411 | } |
2412 | ||
2413 | static int ieee80211_leave_mesh(struct wiphy *wiphy, struct net_device *dev) | |
2414 | { | |
2415 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
2416 | ||
2417 | ieee80211_stop_mesh(sdata); | |
34a3740d | 2418 | mutex_lock(&sdata->local->mtx); |
55de908a | 2419 | ieee80211_vif_release_channel(sdata); |
6a01afcf | 2420 | kfree(sdata->u.mesh.ie); |
34a3740d | 2421 | mutex_unlock(&sdata->local->mtx); |
29cbe68c JB |
2422 | |
2423 | return 0; | |
2424 | } | |
c5dd9c2b LCC |
2425 | #endif |
2426 | ||
9f1ba906 JM |
2427 | static int ieee80211_change_bss(struct wiphy *wiphy, |
2428 | struct net_device *dev, | |
2429 | struct bss_parameters *params) | |
2430 | { | |
55de908a | 2431 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
21a8e9dd | 2432 | struct ieee80211_supported_band *sband; |
9f1ba906 JM |
2433 | u32 changed = 0; |
2434 | ||
7ca133bc | 2435 | if (!sdata_dereference(sdata->u.ap.beacon, sdata)) |
55de908a JB |
2436 | return -ENOENT; |
2437 | ||
21a8e9dd MSS |
2438 | sband = ieee80211_get_sband(sdata); |
2439 | if (!sband) | |
2440 | return -EINVAL; | |
9f1ba906 | 2441 | |
9f1ba906 | 2442 | if (params->use_cts_prot >= 0) { |
bda3933a | 2443 | sdata->vif.bss_conf.use_cts_prot = params->use_cts_prot; |
9f1ba906 JM |
2444 | changed |= BSS_CHANGED_ERP_CTS_PROT; |
2445 | } | |
2446 | if (params->use_short_preamble >= 0) { | |
bda3933a | 2447 | sdata->vif.bss_conf.use_short_preamble = |
9f1ba906 JM |
2448 | params->use_short_preamble; |
2449 | changed |= BSS_CHANGED_ERP_PREAMBLE; | |
2450 | } | |
43d35343 FF |
2451 | |
2452 | if (!sdata->vif.bss_conf.use_short_slot && | |
07c12d61 TM |
2453 | (sband->band == NL80211_BAND_5GHZ || |
2454 | sband->band == NL80211_BAND_6GHZ)) { | |
43d35343 FF |
2455 | sdata->vif.bss_conf.use_short_slot = true; |
2456 | changed |= BSS_CHANGED_ERP_SLOT; | |
2457 | } | |
2458 | ||
9f1ba906 | 2459 | if (params->use_short_slot_time >= 0) { |
bda3933a | 2460 | sdata->vif.bss_conf.use_short_slot = |
9f1ba906 JM |
2461 | params->use_short_slot_time; |
2462 | changed |= BSS_CHANGED_ERP_SLOT; | |
2463 | } | |
2464 | ||
90c97a04 | 2465 | if (params->basic_rates) { |
2103dec1 | 2466 | ieee80211_parse_bitrates(&sdata->vif.bss_conf.chandef, |
21a8e9dd | 2467 | wiphy->bands[sband->band], |
2103dec1 SW |
2468 | params->basic_rates, |
2469 | params->basic_rates_len, | |
2470 | &sdata->vif.bss_conf.basic_rates); | |
90c97a04 | 2471 | changed |= BSS_CHANGED_BASIC_RATES; |
e8e4f528 | 2472 | ieee80211_check_rate_mask(sdata); |
90c97a04 JM |
2473 | } |
2474 | ||
7b7b5e56 FF |
2475 | if (params->ap_isolate >= 0) { |
2476 | if (params->ap_isolate) | |
2477 | sdata->flags |= IEEE80211_SDATA_DONT_BRIDGE_PACKETS; | |
2478 | else | |
2479 | sdata->flags &= ~IEEE80211_SDATA_DONT_BRIDGE_PACKETS; | |
49ddf8e6 | 2480 | ieee80211_check_fast_rx_iface(sdata); |
7b7b5e56 FF |
2481 | } |
2482 | ||
80d7e403 HS |
2483 | if (params->ht_opmode >= 0) { |
2484 | sdata->vif.bss_conf.ht_operation_mode = | |
2485 | (u16) params->ht_opmode; | |
2486 | changed |= BSS_CHANGED_HT; | |
2487 | } | |
2488 | ||
339afbf4 | 2489 | if (params->p2p_ctwindow >= 0) { |
67baf663 JD |
2490 | sdata->vif.bss_conf.p2p_noa_attr.oppps_ctwindow &= |
2491 | ~IEEE80211_P2P_OPPPS_CTWINDOW_MASK; | |
2492 | sdata->vif.bss_conf.p2p_noa_attr.oppps_ctwindow |= | |
2493 | params->p2p_ctwindow & IEEE80211_P2P_OPPPS_CTWINDOW_MASK; | |
339afbf4 JB |
2494 | changed |= BSS_CHANGED_P2P_PS; |
2495 | } | |
2496 | ||
67baf663 JD |
2497 | if (params->p2p_opp_ps > 0) { |
2498 | sdata->vif.bss_conf.p2p_noa_attr.oppps_ctwindow |= | |
2499 | IEEE80211_P2P_OPPPS_ENABLE_BIT; | |
2500 | changed |= BSS_CHANGED_P2P_PS; | |
2501 | } else if (params->p2p_opp_ps == 0) { | |
2502 | sdata->vif.bss_conf.p2p_noa_attr.oppps_ctwindow &= | |
2503 | ~IEEE80211_P2P_OPPPS_ENABLE_BIT; | |
339afbf4 JB |
2504 | changed |= BSS_CHANGED_P2P_PS; |
2505 | } | |
2506 | ||
9f1ba906 JM |
2507 | ieee80211_bss_info_change_notify(sdata, changed); |
2508 | ||
2509 | return 0; | |
2510 | } | |
2511 | ||
31888487 | 2512 | static int ieee80211_set_txq_params(struct wiphy *wiphy, |
f70f01c2 | 2513 | struct net_device *dev, |
31888487 JM |
2514 | struct ieee80211_txq_params *params) |
2515 | { | |
2516 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
f6f3def3 | 2517 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
31888487 JM |
2518 | struct ieee80211_tx_queue_params p; |
2519 | ||
2520 | if (!local->ops->conf_tx) | |
2521 | return -EOPNOTSUPP; | |
2522 | ||
54bcbc69 JB |
2523 | if (local->hw.queues < IEEE80211_NUM_ACS) |
2524 | return -EOPNOTSUPP; | |
2525 | ||
31888487 JM |
2526 | memset(&p, 0, sizeof(p)); |
2527 | p.aifs = params->aifs; | |
2528 | p.cw_max = params->cwmax; | |
2529 | p.cw_min = params->cwmin; | |
2530 | p.txop = params->txop; | |
ab13315a KV |
2531 | |
2532 | /* | |
2533 | * Setting tx queue params disables u-apsd because it's only | |
2534 | * called in master mode. | |
2535 | */ | |
2536 | p.uapsd = false; | |
2537 | ||
e552af05 HD |
2538 | ieee80211_regulatory_limit_wmm_params(sdata, &p, params->ac); |
2539 | ||
a3304b0a JB |
2540 | sdata->tx_conf[params->ac] = p; |
2541 | if (drv_conf_tx(local, sdata, params->ac, &p)) { | |
0fb9a9ec | 2542 | wiphy_debug(local->hw.wiphy, |
a3304b0a JB |
2543 | "failed to set TX queue parameters for AC %d\n", |
2544 | params->ac); | |
31888487 JM |
2545 | return -EINVAL; |
2546 | } | |
2547 | ||
7d25745d JB |
2548 | ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_QOS); |
2549 | ||
31888487 JM |
2550 | return 0; |
2551 | } | |
2552 | ||
665af4fc | 2553 | #ifdef CONFIG_PM |
ff1b6e69 JB |
2554 | static int ieee80211_suspend(struct wiphy *wiphy, |
2555 | struct cfg80211_wowlan *wowlan) | |
665af4fc | 2556 | { |
eecc4800 | 2557 | return __ieee80211_suspend(wiphy_priv(wiphy), wowlan); |
665af4fc BC |
2558 | } |
2559 | ||
2560 | static int ieee80211_resume(struct wiphy *wiphy) | |
2561 | { | |
2562 | return __ieee80211_resume(wiphy_priv(wiphy)); | |
2563 | } | |
2564 | #else | |
2565 | #define ieee80211_suspend NULL | |
2566 | #define ieee80211_resume NULL | |
2567 | #endif | |
2568 | ||
2a519311 | 2569 | static int ieee80211_scan(struct wiphy *wiphy, |
2a519311 JB |
2570 | struct cfg80211_scan_request *req) |
2571 | { | |
fd014284 JB |
2572 | struct ieee80211_sub_if_data *sdata; |
2573 | ||
2574 | sdata = IEEE80211_WDEV_TO_SUB_IF(req->wdev); | |
2a519311 | 2575 | |
2ca27bcf JB |
2576 | switch (ieee80211_vif_type_p2p(&sdata->vif)) { |
2577 | case NL80211_IFTYPE_STATION: | |
2578 | case NL80211_IFTYPE_ADHOC: | |
2579 | case NL80211_IFTYPE_MESH_POINT: | |
2580 | case NL80211_IFTYPE_P2P_CLIENT: | |
f142c6b9 | 2581 | case NL80211_IFTYPE_P2P_DEVICE: |
2ca27bcf JB |
2582 | break; |
2583 | case NL80211_IFTYPE_P2P_GO: | |
2584 | if (sdata->local->ops->hw_scan) | |
2585 | break; | |
e9d7732e JB |
2586 | /* |
2587 | * FIXME: implement NoA while scanning in software, | |
2588 | * for now fall through to allow scanning only when | |
2589 | * beaconing hasn't been configured yet | |
2590 | */ | |
fc0561dc | 2591 | fallthrough; |
2ca27bcf | 2592 | case NL80211_IFTYPE_AP: |
5c95b940 AQ |
2593 | /* |
2594 | * If the scan has been forced (and the driver supports | |
2595 | * forcing), don't care about being beaconing already. | |
2596 | * This will create problems to the attached stations (e.g. all | |
2597 | * the frames sent while scanning on other channel will be | |
2598 | * lost) | |
2599 | */ | |
2600 | if (sdata->u.ap.beacon && | |
2601 | (!(wiphy->features & NL80211_FEATURE_AP_SCAN) || | |
2602 | !(req->flags & NL80211_SCAN_FLAG_AP))) | |
2ca27bcf JB |
2603 | return -EOPNOTSUPP; |
2604 | break; | |
cb3b7d87 | 2605 | case NL80211_IFTYPE_NAN: |
2ca27bcf JB |
2606 | default: |
2607 | return -EOPNOTSUPP; | |
2608 | } | |
2a519311 JB |
2609 | |
2610 | return ieee80211_request_scan(sdata, req); | |
2611 | } | |
2612 | ||
91f123f2 VK |
2613 | static void ieee80211_abort_scan(struct wiphy *wiphy, struct wireless_dev *wdev) |
2614 | { | |
2615 | ieee80211_scan_cancel(wiphy_priv(wiphy)); | |
2616 | } | |
2617 | ||
79f460ca LC |
2618 | static int |
2619 | ieee80211_sched_scan_start(struct wiphy *wiphy, | |
2620 | struct net_device *dev, | |
2621 | struct cfg80211_sched_scan_request *req) | |
2622 | { | |
2623 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
2624 | ||
2625 | if (!sdata->local->ops->sched_scan_start) | |
2626 | return -EOPNOTSUPP; | |
2627 | ||
2628 | return ieee80211_request_sched_scan_start(sdata, req); | |
2629 | } | |
2630 | ||
2631 | static int | |
3a3ecf1d AVS |
2632 | ieee80211_sched_scan_stop(struct wiphy *wiphy, struct net_device *dev, |
2633 | u64 reqid) | |
79f460ca | 2634 | { |
0d440ea2 | 2635 | struct ieee80211_local *local = wiphy_priv(wiphy); |
79f460ca | 2636 | |
0d440ea2 | 2637 | if (!local->ops->sched_scan_stop) |
79f460ca LC |
2638 | return -EOPNOTSUPP; |
2639 | ||
0d440ea2 | 2640 | return ieee80211_request_sched_scan_stop(local); |
79f460ca LC |
2641 | } |
2642 | ||
636a5d36 JM |
2643 | static int ieee80211_auth(struct wiphy *wiphy, struct net_device *dev, |
2644 | struct cfg80211_auth_request *req) | |
2645 | { | |
77fdaa12 | 2646 | return ieee80211_mgd_auth(IEEE80211_DEV_TO_SUB_IF(dev), req); |
636a5d36 JM |
2647 | } |
2648 | ||
2649 | static int ieee80211_assoc(struct wiphy *wiphy, struct net_device *dev, | |
2650 | struct cfg80211_assoc_request *req) | |
2651 | { | |
77fdaa12 | 2652 | return ieee80211_mgd_assoc(IEEE80211_DEV_TO_SUB_IF(dev), req); |
636a5d36 JM |
2653 | } |
2654 | ||
2655 | static int ieee80211_deauth(struct wiphy *wiphy, struct net_device *dev, | |
63c9c5e7 | 2656 | struct cfg80211_deauth_request *req) |
636a5d36 | 2657 | { |
63c9c5e7 | 2658 | return ieee80211_mgd_deauth(IEEE80211_DEV_TO_SUB_IF(dev), req); |
636a5d36 JM |
2659 | } |
2660 | ||
2661 | static int ieee80211_disassoc(struct wiphy *wiphy, struct net_device *dev, | |
63c9c5e7 | 2662 | struct cfg80211_disassoc_request *req) |
636a5d36 | 2663 | { |
63c9c5e7 | 2664 | return ieee80211_mgd_disassoc(IEEE80211_DEV_TO_SUB_IF(dev), req); |
636a5d36 JM |
2665 | } |
2666 | ||
af8cdcd8 JB |
2667 | static int ieee80211_join_ibss(struct wiphy *wiphy, struct net_device *dev, |
2668 | struct cfg80211_ibss_params *params) | |
2669 | { | |
55de908a | 2670 | return ieee80211_ibss_join(IEEE80211_DEV_TO_SUB_IF(dev), params); |
af8cdcd8 JB |
2671 | } |
2672 | ||
2673 | static int ieee80211_leave_ibss(struct wiphy *wiphy, struct net_device *dev) | |
2674 | { | |
55de908a | 2675 | return ieee80211_ibss_leave(IEEE80211_DEV_TO_SUB_IF(dev)); |
af8cdcd8 JB |
2676 | } |
2677 | ||
239281f8 RL |
2678 | static int ieee80211_join_ocb(struct wiphy *wiphy, struct net_device *dev, |
2679 | struct ocb_setup *setup) | |
2680 | { | |
2681 | return ieee80211_ocb_join(IEEE80211_DEV_TO_SUB_IF(dev), setup); | |
2682 | } | |
2683 | ||
2684 | static int ieee80211_leave_ocb(struct wiphy *wiphy, struct net_device *dev) | |
2685 | { | |
2686 | return ieee80211_ocb_leave(IEEE80211_DEV_TO_SUB_IF(dev)); | |
2687 | } | |
2688 | ||
391e53e3 | 2689 | static int ieee80211_set_mcast_rate(struct wiphy *wiphy, struct net_device *dev, |
57fbcce3 | 2690 | int rate[NUM_NL80211_BANDS]) |
391e53e3 AQ |
2691 | { |
2692 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
2693 | ||
9887dbf5 | 2694 | memcpy(sdata->vif.bss_conf.mcast_rate, rate, |
57fbcce3 | 2695 | sizeof(int) * NUM_NL80211_BANDS); |
391e53e3 | 2696 | |
dcbe73ca PKC |
2697 | ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_MCAST_RATE); |
2698 | ||
391e53e3 AQ |
2699 | return 0; |
2700 | } | |
2701 | ||
b9a5f8ca JM |
2702 | static int ieee80211_set_wiphy_params(struct wiphy *wiphy, u32 changed) |
2703 | { | |
2704 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
24487981 | 2705 | int err; |
b9a5f8ca | 2706 | |
f23a4780 | 2707 | if (changed & WIPHY_PARAM_FRAG_THRESHOLD) { |
17c18bf8 JB |
2708 | ieee80211_check_fast_xmit_all(local); |
2709 | ||
f23a4780 AN |
2710 | err = drv_set_frag_threshold(local, wiphy->frag_threshold); |
2711 | ||
17c18bf8 JB |
2712 | if (err) { |
2713 | ieee80211_check_fast_xmit_all(local); | |
f23a4780 | 2714 | return err; |
17c18bf8 | 2715 | } |
f23a4780 AN |
2716 | } |
2717 | ||
a4bcaf55 LB |
2718 | if ((changed & WIPHY_PARAM_COVERAGE_CLASS) || |
2719 | (changed & WIPHY_PARAM_DYN_ACK)) { | |
2720 | s16 coverage_class; | |
2721 | ||
2722 | coverage_class = changed & WIPHY_PARAM_COVERAGE_CLASS ? | |
2723 | wiphy->coverage_class : -1; | |
2724 | err = drv_set_coverage_class(local, coverage_class); | |
310bc676 LT |
2725 | |
2726 | if (err) | |
2727 | return err; | |
2728 | } | |
2729 | ||
b9a5f8ca | 2730 | if (changed & WIPHY_PARAM_RTS_THRESHOLD) { |
24487981 | 2731 | err = drv_set_rts_threshold(local, wiphy->rts_threshold); |
b9a5f8ca | 2732 | |
24487981 JB |
2733 | if (err) |
2734 | return err; | |
b9a5f8ca JM |
2735 | } |
2736 | ||
8bc83c24 JB |
2737 | if (changed & WIPHY_PARAM_RETRY_SHORT) { |
2738 | if (wiphy->retry_short > IEEE80211_MAX_TX_RETRY) | |
2739 | return -EINVAL; | |
b9a5f8ca | 2740 | local->hw.conf.short_frame_max_tx_count = wiphy->retry_short; |
8bc83c24 JB |
2741 | } |
2742 | if (changed & WIPHY_PARAM_RETRY_LONG) { | |
2743 | if (wiphy->retry_long > IEEE80211_MAX_TX_RETRY) | |
2744 | return -EINVAL; | |
b9a5f8ca | 2745 | local->hw.conf.long_frame_max_tx_count = wiphy->retry_long; |
8bc83c24 | 2746 | } |
b9a5f8ca JM |
2747 | if (changed & |
2748 | (WIPHY_PARAM_RETRY_SHORT | WIPHY_PARAM_RETRY_LONG)) | |
2749 | ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_RETRY_LIMITS); | |
2750 | ||
2fe4a29a THJ |
2751 | if (changed & (WIPHY_PARAM_TXQ_LIMIT | |
2752 | WIPHY_PARAM_TXQ_MEMORY_LIMIT | | |
2753 | WIPHY_PARAM_TXQ_QUANTUM)) | |
2754 | ieee80211_txq_set_params(local); | |
2755 | ||
b9a5f8ca JM |
2756 | return 0; |
2757 | } | |
2758 | ||
7643a2c3 | 2759 | static int ieee80211_set_tx_power(struct wiphy *wiphy, |
c8442118 | 2760 | struct wireless_dev *wdev, |
fa61cf70 | 2761 | enum nl80211_tx_power_setting type, int mbm) |
7643a2c3 JB |
2762 | { |
2763 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
1ea6f9c0 | 2764 | struct ieee80211_sub_if_data *sdata; |
db82d8a9 LB |
2765 | enum nl80211_tx_power_setting txp_type = type; |
2766 | bool update_txp_type = false; | |
3a3713ec | 2767 | bool has_monitor = false; |
7643a2c3 | 2768 | |
1ea6f9c0 JB |
2769 | if (wdev) { |
2770 | sdata = IEEE80211_WDEV_TO_SUB_IF(wdev); | |
2771 | ||
3a3713ec | 2772 | if (sdata->vif.type == NL80211_IFTYPE_MONITOR) { |
6dd23603 JB |
2773 | sdata = wiphy_dereference(local->hw.wiphy, |
2774 | local->monitor_sdata); | |
3a3713ec PG |
2775 | if (!sdata) |
2776 | return -EOPNOTSUPP; | |
2777 | } | |
2778 | ||
1ea6f9c0 JB |
2779 | switch (type) { |
2780 | case NL80211_TX_POWER_AUTOMATIC: | |
2781 | sdata->user_power_level = IEEE80211_UNSET_POWER_LEVEL; | |
db82d8a9 | 2782 | txp_type = NL80211_TX_POWER_LIMITED; |
1ea6f9c0 JB |
2783 | break; |
2784 | case NL80211_TX_POWER_LIMITED: | |
2785 | case NL80211_TX_POWER_FIXED: | |
2786 | if (mbm < 0 || (mbm % 100)) | |
2787 | return -EOPNOTSUPP; | |
2788 | sdata->user_power_level = MBM_TO_DBM(mbm); | |
2789 | break; | |
2790 | } | |
2791 | ||
db82d8a9 LB |
2792 | if (txp_type != sdata->vif.bss_conf.txpower_type) { |
2793 | update_txp_type = true; | |
2794 | sdata->vif.bss_conf.txpower_type = txp_type; | |
2795 | } | |
2796 | ||
2797 | ieee80211_recalc_txpower(sdata, update_txp_type); | |
1ea6f9c0 JB |
2798 | |
2799 | return 0; | |
2800 | } | |
55de908a | 2801 | |
7643a2c3 | 2802 | switch (type) { |
fa61cf70 | 2803 | case NL80211_TX_POWER_AUTOMATIC: |
1ea6f9c0 | 2804 | local->user_power_level = IEEE80211_UNSET_POWER_LEVEL; |
db82d8a9 | 2805 | txp_type = NL80211_TX_POWER_LIMITED; |
7643a2c3 | 2806 | break; |
fa61cf70 | 2807 | case NL80211_TX_POWER_LIMITED: |
fa61cf70 JO |
2808 | case NL80211_TX_POWER_FIXED: |
2809 | if (mbm < 0 || (mbm % 100)) | |
2810 | return -EOPNOTSUPP; | |
fa61cf70 | 2811 | local->user_power_level = MBM_TO_DBM(mbm); |
7643a2c3 | 2812 | break; |
7643a2c3 JB |
2813 | } |
2814 | ||
1ea6f9c0 | 2815 | mutex_lock(&local->iflist_mtx); |
db82d8a9 | 2816 | list_for_each_entry(sdata, &local->interfaces, list) { |
3a3713ec PG |
2817 | if (sdata->vif.type == NL80211_IFTYPE_MONITOR) { |
2818 | has_monitor = true; | |
2819 | continue; | |
2820 | } | |
1ea6f9c0 | 2821 | sdata->user_power_level = local->user_power_level; |
db82d8a9 LB |
2822 | if (txp_type != sdata->vif.bss_conf.txpower_type) |
2823 | update_txp_type = true; | |
2824 | sdata->vif.bss_conf.txpower_type = txp_type; | |
2825 | } | |
3a3713ec PG |
2826 | list_for_each_entry(sdata, &local->interfaces, list) { |
2827 | if (sdata->vif.type == NL80211_IFTYPE_MONITOR) | |
2828 | continue; | |
db82d8a9 | 2829 | ieee80211_recalc_txpower(sdata, update_txp_type); |
3a3713ec | 2830 | } |
1ea6f9c0 | 2831 | mutex_unlock(&local->iflist_mtx); |
7643a2c3 | 2832 | |
3a3713ec | 2833 | if (has_monitor) { |
6dd23603 JB |
2834 | sdata = wiphy_dereference(local->hw.wiphy, |
2835 | local->monitor_sdata); | |
3a3713ec PG |
2836 | if (sdata) { |
2837 | sdata->user_power_level = local->user_power_level; | |
2838 | if (txp_type != sdata->vif.bss_conf.txpower_type) | |
2839 | update_txp_type = true; | |
2840 | sdata->vif.bss_conf.txpower_type = txp_type; | |
2841 | ||
2842 | ieee80211_recalc_txpower(sdata, update_txp_type); | |
2843 | } | |
2844 | } | |
2845 | ||
7643a2c3 JB |
2846 | return 0; |
2847 | } | |
2848 | ||
c8442118 JB |
2849 | static int ieee80211_get_tx_power(struct wiphy *wiphy, |
2850 | struct wireless_dev *wdev, | |
2851 | int *dbm) | |
7643a2c3 JB |
2852 | { |
2853 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
1ea6f9c0 | 2854 | struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev); |
7643a2c3 | 2855 | |
5b3dc42b FF |
2856 | if (local->ops->get_txpower) |
2857 | return drv_get_txpower(local, sdata, dbm); | |
2858 | ||
1ea6f9c0 JB |
2859 | if (!local->use_chanctx) |
2860 | *dbm = local->hw.conf.power_level; | |
2861 | else | |
2862 | *dbm = sdata->vif.bss_conf.txpower; | |
7643a2c3 | 2863 | |
7643a2c3 JB |
2864 | return 0; |
2865 | } | |
2866 | ||
1f87f7d3 JB |
2867 | static void ieee80211_rfkill_poll(struct wiphy *wiphy) |
2868 | { | |
2869 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
2870 | ||
2871 | drv_rfkill_poll(local); | |
2872 | } | |
2873 | ||
aff89a9b | 2874 | #ifdef CONFIG_NL80211_TESTMODE |
fc73f11f DS |
2875 | static int ieee80211_testmode_cmd(struct wiphy *wiphy, |
2876 | struct wireless_dev *wdev, | |
2877 | void *data, int len) | |
aff89a9b JB |
2878 | { |
2879 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
52981cd7 | 2880 | struct ieee80211_vif *vif = NULL; |
aff89a9b JB |
2881 | |
2882 | if (!local->ops->testmode_cmd) | |
2883 | return -EOPNOTSUPP; | |
2884 | ||
52981cd7 DS |
2885 | if (wdev) { |
2886 | struct ieee80211_sub_if_data *sdata; | |
2887 | ||
2888 | sdata = IEEE80211_WDEV_TO_SUB_IF(wdev); | |
2889 | if (sdata->flags & IEEE80211_SDATA_IN_DRIVER) | |
2890 | vif = &sdata->vif; | |
2891 | } | |
2892 | ||
2893 | return local->ops->testmode_cmd(&local->hw, vif, data, len); | |
aff89a9b | 2894 | } |
71063f0e WYG |
2895 | |
2896 | static int ieee80211_testmode_dump(struct wiphy *wiphy, | |
2897 | struct sk_buff *skb, | |
2898 | struct netlink_callback *cb, | |
2899 | void *data, int len) | |
2900 | { | |
2901 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
2902 | ||
2903 | if (!local->ops->testmode_dump) | |
2904 | return -EOPNOTSUPP; | |
2905 | ||
2906 | return local->ops->testmode_dump(&local->hw, skb, cb, data, len); | |
2907 | } | |
aff89a9b JB |
2908 | #endif |
2909 | ||
687da132 EG |
2910 | int __ieee80211_request_smps_mgd(struct ieee80211_sub_if_data *sdata, |
2911 | enum ieee80211_smps_mode smps_mode) | |
0f78231b JB |
2912 | { |
2913 | const u8 *ap; | |
2914 | enum ieee80211_smps_mode old_req; | |
2915 | int err; | |
d51c2ea3 AN |
2916 | struct sta_info *sta; |
2917 | bool tdls_peer_found = false; | |
0f78231b | 2918 | |
8d61ffa5 | 2919 | lockdep_assert_held(&sdata->wdev.mtx); |
243e6df4 | 2920 | |
687da132 EG |
2921 | if (WARN_ON_ONCE(sdata->vif.type != NL80211_IFTYPE_STATION)) |
2922 | return -EINVAL; | |
2923 | ||
0f78231b JB |
2924 | old_req = sdata->u.mgd.req_smps; |
2925 | sdata->u.mgd.req_smps = smps_mode; | |
2926 | ||
2927 | if (old_req == smps_mode && | |
2928 | smps_mode != IEEE80211_SMPS_AUTOMATIC) | |
2929 | return 0; | |
2930 | ||
2931 | /* | |
2932 | * If not associated, or current association is not an HT | |
04ecd257 JB |
2933 | * association, there's no need to do anything, just store |
2934 | * the new value until we associate. | |
0f78231b JB |
2935 | */ |
2936 | if (!sdata->u.mgd.associated || | |
4bf88530 | 2937 | sdata->vif.bss_conf.chandef.width == NL80211_CHAN_WIDTH_20_NOHT) |
0f78231b | 2938 | return 0; |
0f78231b | 2939 | |
c8fe4b0b | 2940 | ap = sdata->u.mgd.bssid; |
0f78231b | 2941 | |
d51c2ea3 AN |
2942 | rcu_read_lock(); |
2943 | list_for_each_entry_rcu(sta, &sdata->local->sta_list, list) { | |
2944 | if (!sta->sta.tdls || sta->sdata != sdata || !sta->uploaded || | |
2945 | !test_sta_flag(sta, WLAN_STA_AUTHORIZED)) | |
2946 | continue; | |
2947 | ||
2948 | tdls_peer_found = true; | |
2949 | break; | |
2950 | } | |
2951 | rcu_read_unlock(); | |
2952 | ||
0f78231b | 2953 | if (smps_mode == IEEE80211_SMPS_AUTOMATIC) { |
d51c2ea3 | 2954 | if (tdls_peer_found || !sdata->u.mgd.powersave) |
0f78231b | 2955 | smps_mode = IEEE80211_SMPS_OFF; |
d51c2ea3 AN |
2956 | else |
2957 | smps_mode = IEEE80211_SMPS_DYNAMIC; | |
0f78231b JB |
2958 | } |
2959 | ||
2960 | /* send SM PS frame to AP */ | |
2961 | err = ieee80211_send_smps_action(sdata, smps_mode, | |
2962 | ap, ap); | |
2963 | if (err) | |
2964 | sdata->u.mgd.req_smps = old_req; | |
d51c2ea3 AN |
2965 | else if (smps_mode != IEEE80211_SMPS_OFF && tdls_peer_found) |
2966 | ieee80211_teardown_tdls_peers(sdata); | |
0f78231b JB |
2967 | |
2968 | return err; | |
2969 | } | |
2970 | ||
bc92afd9 JB |
2971 | static int ieee80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *dev, |
2972 | bool enabled, int timeout) | |
2973 | { | |
2974 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
2975 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
bc92afd9 | 2976 | |
2d3db210 | 2977 | if (sdata->vif.type != NL80211_IFTYPE_STATION) |
e5de30c9 BP |
2978 | return -EOPNOTSUPP; |
2979 | ||
30686bf7 | 2980 | if (!ieee80211_hw_check(&local->hw, SUPPORTS_PS)) |
bc92afd9 JB |
2981 | return -EOPNOTSUPP; |
2982 | ||
2983 | if (enabled == sdata->u.mgd.powersave && | |
ff616381 | 2984 | timeout == local->dynamic_ps_forced_timeout) |
bc92afd9 JB |
2985 | return 0; |
2986 | ||
2987 | sdata->u.mgd.powersave = enabled; | |
ff616381 | 2988 | local->dynamic_ps_forced_timeout = timeout; |
bc92afd9 | 2989 | |
0f78231b | 2990 | /* no change, but if automatic follow powersave */ |
ed405be5 | 2991 | sdata_lock(sdata); |
687da132 | 2992 | __ieee80211_request_smps_mgd(sdata, sdata->u.mgd.req_smps); |
ed405be5 | 2993 | sdata_unlock(sdata); |
0f78231b | 2994 | |
30686bf7 | 2995 | if (ieee80211_hw_check(&local->hw, SUPPORTS_DYNAMIC_PS)) |
bc92afd9 JB |
2996 | ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_PS); |
2997 | ||
4a733ef1 | 2998 | ieee80211_recalc_ps(local); |
ab095877 | 2999 | ieee80211_recalc_ps_vif(sdata); |
1d870162 | 3000 | ieee80211_check_fast_rx_iface(sdata); |
bc92afd9 JB |
3001 | |
3002 | return 0; | |
3003 | } | |
3004 | ||
a97c13c3 JO |
3005 | static int ieee80211_set_cqm_rssi_config(struct wiphy *wiphy, |
3006 | struct net_device *dev, | |
3007 | s32 rssi_thold, u32 rssi_hyst) | |
3008 | { | |
3009 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
a97c13c3 JO |
3010 | struct ieee80211_vif *vif = &sdata->vif; |
3011 | struct ieee80211_bss_conf *bss_conf = &vif->bss_conf; | |
3012 | ||
a97c13c3 JO |
3013 | if (rssi_thold == bss_conf->cqm_rssi_thold && |
3014 | rssi_hyst == bss_conf->cqm_rssi_hyst) | |
3015 | return 0; | |
3016 | ||
ef9be10c JB |
3017 | if (sdata->vif.driver_flags & IEEE80211_VIF_BEACON_FILTER && |
3018 | !(sdata->vif.driver_flags & IEEE80211_VIF_SUPPORTS_CQM_RSSI)) | |
3019 | return -EOPNOTSUPP; | |
3020 | ||
a97c13c3 JO |
3021 | bss_conf->cqm_rssi_thold = rssi_thold; |
3022 | bss_conf->cqm_rssi_hyst = rssi_hyst; | |
2c3c5f8c AZ |
3023 | bss_conf->cqm_rssi_low = 0; |
3024 | bss_conf->cqm_rssi_high = 0; | |
3025 | sdata->u.mgd.last_cqm_event_signal = 0; | |
3026 | ||
3027 | /* tell the driver upon association, unless already associated */ | |
3028 | if (sdata->u.mgd.associated && | |
3029 | sdata->vif.driver_flags & IEEE80211_VIF_SUPPORTS_CQM_RSSI) | |
3030 | ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_CQM); | |
3031 | ||
3032 | return 0; | |
3033 | } | |
3034 | ||
3035 | static int ieee80211_set_cqm_rssi_range_config(struct wiphy *wiphy, | |
3036 | struct net_device *dev, | |
3037 | s32 rssi_low, s32 rssi_high) | |
3038 | { | |
3039 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
3040 | struct ieee80211_vif *vif = &sdata->vif; | |
3041 | struct ieee80211_bss_conf *bss_conf = &vif->bss_conf; | |
3042 | ||
3043 | if (sdata->vif.driver_flags & IEEE80211_VIF_BEACON_FILTER) | |
3044 | return -EOPNOTSUPP; | |
3045 | ||
3046 | bss_conf->cqm_rssi_low = rssi_low; | |
3047 | bss_conf->cqm_rssi_high = rssi_high; | |
3048 | bss_conf->cqm_rssi_thold = 0; | |
3049 | bss_conf->cqm_rssi_hyst = 0; | |
babc305e | 3050 | sdata->u.mgd.last_cqm_event_signal = 0; |
a97c13c3 JO |
3051 | |
3052 | /* tell the driver upon association, unless already associated */ | |
ea086359 JB |
3053 | if (sdata->u.mgd.associated && |
3054 | sdata->vif.driver_flags & IEEE80211_VIF_SUPPORTS_CQM_RSSI) | |
a97c13c3 JO |
3055 | ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_CQM); |
3056 | ||
3057 | return 0; | |
3058 | } | |
3059 | ||
9930380f JB |
3060 | static int ieee80211_set_bitrate_mask(struct wiphy *wiphy, |
3061 | struct net_device *dev, | |
3062 | const u8 *addr, | |
3063 | const struct cfg80211_bitrate_mask *mask) | |
3064 | { | |
3065 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
3066 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
bdbfd6b5 | 3067 | int i, ret; |
2c7e6bc9 | 3068 | |
554a43d5 EP |
3069 | if (!ieee80211_sdata_running(sdata)) |
3070 | return -ENETDOWN; | |
3071 | ||
e8e4f528 JB |
3072 | /* |
3073 | * If active validate the setting and reject it if it doesn't leave | |
3074 | * at least one basic rate usable, since we really have to be able | |
3075 | * to send something, and if we're an AP we have to be able to do | |
3076 | * so at a basic rate so that all clients can receive it. | |
3077 | */ | |
3078 | if (rcu_access_pointer(sdata->vif.chanctx_conf) && | |
3079 | sdata->vif.bss_conf.chandef.chan) { | |
3080 | u32 basic_rates = sdata->vif.bss_conf.basic_rates; | |
3081 | enum nl80211_band band = sdata->vif.bss_conf.chandef.chan->band; | |
3082 | ||
3083 | if (!(mask->control[band].legacy & basic_rates)) | |
3084 | return -EINVAL; | |
3085 | } | |
3086 | ||
e5f5ce37 JB |
3087 | if (ieee80211_hw_check(&local->hw, HAS_RATE_CONTROL)) { |
3088 | ret = drv_set_bitrate_mask(local, sdata, mask); | |
3089 | if (ret) | |
3090 | return ret; | |
3091 | } | |
3092 | ||
57fbcce3 | 3093 | for (i = 0; i < NUM_NL80211_BANDS; i++) { |
2ffbe6d3 FF |
3094 | struct ieee80211_supported_band *sband = wiphy->bands[i]; |
3095 | int j; | |
3096 | ||
37eb0b16 | 3097 | sdata->rc_rateidx_mask[i] = mask->control[i].legacy; |
d1e33e65 JD |
3098 | memcpy(sdata->rc_rateidx_mcs_mask[i], mask->control[i].ht_mcs, |
3099 | sizeof(mask->control[i].ht_mcs)); | |
b119ad6e LB |
3100 | memcpy(sdata->rc_rateidx_vht_mcs_mask[i], |
3101 | mask->control[i].vht_mcs, | |
3102 | sizeof(mask->control[i].vht_mcs)); | |
2ffbe6d3 FF |
3103 | |
3104 | sdata->rc_has_mcs_mask[i] = false; | |
b119ad6e | 3105 | sdata->rc_has_vht_mcs_mask[i] = false; |
2ffbe6d3 FF |
3106 | if (!sband) |
3107 | continue; | |
3108 | ||
b119ad6e | 3109 | for (j = 0; j < IEEE80211_HT_MCS_MASK_LEN; j++) { |
1944015f | 3110 | if (sdata->rc_rateidx_mcs_mask[i][j] != 0xff) { |
2ffbe6d3 | 3111 | sdata->rc_has_mcs_mask[i] = true; |
2df1b131 JB |
3112 | break; |
3113 | } | |
3114 | } | |
b119ad6e | 3115 | |
2df1b131 | 3116 | for (j = 0; j < NL80211_VHT_NSS_MAX; j++) { |
1944015f | 3117 | if (sdata->rc_rateidx_vht_mcs_mask[i][j] != 0xffff) { |
b119ad6e | 3118 | sdata->rc_has_vht_mcs_mask[i] = true; |
2ffbe6d3 | 3119 | break; |
2df1b131 | 3120 | } |
b119ad6e | 3121 | } |
19468413 | 3122 | } |
9930380f | 3123 | |
37eb0b16 | 3124 | return 0; |
9930380f JB |
3125 | } |
3126 | ||
164eb02d SW |
3127 | static int ieee80211_start_radar_detection(struct wiphy *wiphy, |
3128 | struct net_device *dev, | |
31559f35 JD |
3129 | struct cfg80211_chan_def *chandef, |
3130 | u32 cac_time_ms) | |
164eb02d SW |
3131 | { |
3132 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
3133 | struct ieee80211_local *local = sdata->local; | |
164eb02d SW |
3134 | int err; |
3135 | ||
34a3740d JB |
3136 | mutex_lock(&local->mtx); |
3137 | if (!list_empty(&local->roc_list) || local->scanning) { | |
3138 | err = -EBUSY; | |
3139 | goto out_unlock; | |
3140 | } | |
164eb02d SW |
3141 | |
3142 | /* whatever, but channel contexts should not complain about that one */ | |
3143 | sdata->smps_mode = IEEE80211_SMPS_OFF; | |
3144 | sdata->needed_rx_chains = local->rx_chains; | |
164eb02d | 3145 | |
164eb02d SW |
3146 | err = ieee80211_vif_use_channel(sdata, chandef, |
3147 | IEEE80211_CHANCTX_SHARED); | |
164eb02d | 3148 | if (err) |
34a3740d | 3149 | goto out_unlock; |
164eb02d | 3150 | |
164eb02d | 3151 | ieee80211_queue_delayed_work(&sdata->local->hw, |
31559f35 JD |
3152 | &sdata->dfs_cac_timer_work, |
3153 | msecs_to_jiffies(cac_time_ms)); | |
164eb02d | 3154 | |
34a3740d JB |
3155 | out_unlock: |
3156 | mutex_unlock(&local->mtx); | |
3157 | return err; | |
164eb02d SW |
3158 | } |
3159 | ||
26ec17a1 OM |
3160 | static void ieee80211_end_cac(struct wiphy *wiphy, |
3161 | struct net_device *dev) | |
3162 | { | |
3163 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
3164 | struct ieee80211_local *local = sdata->local; | |
3165 | ||
3166 | mutex_lock(&local->mtx); | |
3167 | list_for_each_entry(sdata, &local->interfaces, list) { | |
3168 | /* it might be waiting for the local->mtx, but then | |
3169 | * by the time it gets it, sdata->wdev.cac_started | |
3170 | * will no longer be true | |
3171 | */ | |
3172 | cancel_delayed_work(&sdata->dfs_cac_timer_work); | |
3173 | ||
3174 | if (sdata->wdev.cac_started) { | |
3175 | ieee80211_vif_release_channel(sdata); | |
3176 | sdata->wdev.cac_started = false; | |
3177 | } | |
3178 | } | |
3179 | mutex_unlock(&local->mtx); | |
3180 | } | |
3181 | ||
73da7d5b SW |
3182 | static struct cfg80211_beacon_data * |
3183 | cfg80211_beacon_dup(struct cfg80211_beacon_data *beacon) | |
3184 | { | |
3185 | struct cfg80211_beacon_data *new_beacon; | |
3186 | u8 *pos; | |
3187 | int len; | |
3188 | ||
3189 | len = beacon->head_len + beacon->tail_len + beacon->beacon_ies_len + | |
3190 | beacon->proberesp_ies_len + beacon->assocresp_ies_len + | |
2b3171c6 LB |
3191 | beacon->probe_resp_len + beacon->lci_len + beacon->civicloc_len + |
3192 | ieee80211_get_mbssid_beacon_len(beacon->mbssid_ies); | |
73da7d5b SW |
3193 | |
3194 | new_beacon = kzalloc(sizeof(*new_beacon) + len, GFP_KERNEL); | |
3195 | if (!new_beacon) | |
3196 | return NULL; | |
3197 | ||
2b3171c6 LB |
3198 | if (beacon->mbssid_ies && beacon->mbssid_ies->cnt) { |
3199 | new_beacon->mbssid_ies = | |
3200 | kzalloc(struct_size(new_beacon->mbssid_ies, | |
3201 | elem, beacon->mbssid_ies->cnt), | |
3202 | GFP_KERNEL); | |
3203 | if (!new_beacon->mbssid_ies) { | |
3204 | kfree(new_beacon); | |
3205 | return NULL; | |
3206 | } | |
3207 | } | |
3208 | ||
73da7d5b SW |
3209 | pos = (u8 *)(new_beacon + 1); |
3210 | if (beacon->head_len) { | |
3211 | new_beacon->head_len = beacon->head_len; | |
3212 | new_beacon->head = pos; | |
3213 | memcpy(pos, beacon->head, beacon->head_len); | |
3214 | pos += beacon->head_len; | |
3215 | } | |
3216 | if (beacon->tail_len) { | |
3217 | new_beacon->tail_len = beacon->tail_len; | |
3218 | new_beacon->tail = pos; | |
3219 | memcpy(pos, beacon->tail, beacon->tail_len); | |
3220 | pos += beacon->tail_len; | |
3221 | } | |
3222 | if (beacon->beacon_ies_len) { | |
3223 | new_beacon->beacon_ies_len = beacon->beacon_ies_len; | |
3224 | new_beacon->beacon_ies = pos; | |
3225 | memcpy(pos, beacon->beacon_ies, beacon->beacon_ies_len); | |
3226 | pos += beacon->beacon_ies_len; | |
3227 | } | |
3228 | if (beacon->proberesp_ies_len) { | |
3229 | new_beacon->proberesp_ies_len = beacon->proberesp_ies_len; | |
3230 | new_beacon->proberesp_ies = pos; | |
3231 | memcpy(pos, beacon->proberesp_ies, beacon->proberesp_ies_len); | |
3232 | pos += beacon->proberesp_ies_len; | |
3233 | } | |
3234 | if (beacon->assocresp_ies_len) { | |
3235 | new_beacon->assocresp_ies_len = beacon->assocresp_ies_len; | |
3236 | new_beacon->assocresp_ies = pos; | |
3237 | memcpy(pos, beacon->assocresp_ies, beacon->assocresp_ies_len); | |
3238 | pos += beacon->assocresp_ies_len; | |
3239 | } | |
3240 | if (beacon->probe_resp_len) { | |
3241 | new_beacon->probe_resp_len = beacon->probe_resp_len; | |
bee92d06 | 3242 | new_beacon->probe_resp = pos; |
73da7d5b SW |
3243 | memcpy(pos, beacon->probe_resp, beacon->probe_resp_len); |
3244 | pos += beacon->probe_resp_len; | |
3245 | } | |
2b3171c6 LB |
3246 | if (beacon->mbssid_ies && beacon->mbssid_ies->cnt) |
3247 | pos += ieee80211_copy_mbssid_beacon(pos, | |
3248 | new_beacon->mbssid_ies, | |
3249 | beacon->mbssid_ies); | |
03b73862 JB |
3250 | |
3251 | /* might copy -1, meaning no changes requested */ | |
3252 | new_beacon->ftm_responder = beacon->ftm_responder; | |
bc847970 PKC |
3253 | if (beacon->lci) { |
3254 | new_beacon->lci_len = beacon->lci_len; | |
3255 | new_beacon->lci = pos; | |
3256 | memcpy(pos, beacon->lci, beacon->lci_len); | |
3257 | pos += beacon->lci_len; | |
3258 | } | |
3259 | if (beacon->civicloc) { | |
3260 | new_beacon->civicloc_len = beacon->civicloc_len; | |
3261 | new_beacon->civicloc = pos; | |
3262 | memcpy(pos, beacon->civicloc, beacon->civicloc_len); | |
3263 | pos += beacon->civicloc_len; | |
3264 | } | |
73da7d5b SW |
3265 | |
3266 | return new_beacon; | |
3267 | } | |
3268 | ||
66e01cf9 | 3269 | void ieee80211_csa_finish(struct ieee80211_vif *vif) |
73da7d5b | 3270 | { |
66e01cf9 | 3271 | struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif); |
c9eb90a5 JC |
3272 | struct ieee80211_local *local = sdata->local; |
3273 | ||
3274 | rcu_read_lock(); | |
3275 | ||
3276 | if (vif->mbssid_tx_vif == vif) { | |
3277 | /* Trigger ieee80211_csa_finish() on the non-transmitting | |
3278 | * interfaces when channel switch is received on | |
3279 | * transmitting interface | |
3280 | */ | |
3281 | struct ieee80211_sub_if_data *iter; | |
3282 | ||
3283 | list_for_each_entry_rcu(iter, &local->interfaces, list) { | |
3284 | if (!ieee80211_sdata_running(iter)) | |
3285 | continue; | |
73da7d5b | 3286 | |
c9eb90a5 JC |
3287 | if (iter == sdata || iter->vif.mbssid_tx_vif != vif) |
3288 | continue; | |
3289 | ||
3290 | ieee80211_queue_work(&iter->local->hw, | |
3291 | &iter->csa_finalize_work); | |
3292 | } | |
3293 | } | |
3294 | ieee80211_queue_work(&local->hw, &sdata->csa_finalize_work); | |
3295 | ||
3296 | rcu_read_unlock(); | |
66e01cf9 LC |
3297 | } |
3298 | EXPORT_SYMBOL(ieee80211_csa_finish); | |
e487eaeb | 3299 | |
6d501764 NE |
3300 | void ieee80211_channel_switch_disconnect(struct ieee80211_vif *vif, bool block_tx) |
3301 | { | |
3302 | struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif); | |
3303 | struct ieee80211_if_managed *ifmgd = &sdata->u.mgd; | |
3304 | struct ieee80211_local *local = sdata->local; | |
3305 | ||
3306 | sdata->csa_block_tx = block_tx; | |
3307 | sdata_info(sdata, "channel switch failed, disconnecting\n"); | |
3308 | ieee80211_queue_work(&local->hw, &ifmgd->csa_connection_drop_work); | |
3309 | } | |
3310 | EXPORT_SYMBOL(ieee80211_channel_switch_disconnect); | |
3311 | ||
66199506 MK |
3312 | static int ieee80211_set_after_csa_beacon(struct ieee80211_sub_if_data *sdata, |
3313 | u32 *changed) | |
66e01cf9 | 3314 | { |
66199506 | 3315 | int err; |
7578d575 | 3316 | |
cd7760e6 SW |
3317 | switch (sdata->vif.type) { |
3318 | case NL80211_IFTYPE_AP: | |
450c271d LB |
3319 | if (!sdata->u.ap.next_beacon) |
3320 | return -EINVAL; | |
3321 | ||
af296bdb | 3322 | err = ieee80211_assign_beacon(sdata, sdata->u.ap.next_beacon, |
5f9404ab | 3323 | NULL, NULL); |
450c271d LB |
3324 | kfree(sdata->u.ap.next_beacon->mbssid_ies); |
3325 | kfree(sdata->u.ap.next_beacon); | |
3326 | sdata->u.ap.next_beacon = NULL; | |
97518af1 | 3327 | |
cd7760e6 | 3328 | if (err < 0) |
66199506 MK |
3329 | return err; |
3330 | *changed |= err; | |
cd7760e6 SW |
3331 | break; |
3332 | case NL80211_IFTYPE_ADHOC: | |
faf046e7 MK |
3333 | err = ieee80211_ibss_finish_csa(sdata); |
3334 | if (err < 0) | |
66199506 MK |
3335 | return err; |
3336 | *changed |= err; | |
cd7760e6 | 3337 | break; |
b8456a14 CYY |
3338 | #ifdef CONFIG_MAC80211_MESH |
3339 | case NL80211_IFTYPE_MESH_POINT: | |
3340 | err = ieee80211_mesh_finish_csa(sdata); | |
3341 | if (err < 0) | |
66199506 MK |
3342 | return err; |
3343 | *changed |= err; | |
b8456a14 CYY |
3344 | break; |
3345 | #endif | |
cd7760e6 SW |
3346 | default: |
3347 | WARN_ON(1); | |
66199506 MK |
3348 | return -EINVAL; |
3349 | } | |
3350 | ||
3351 | return 0; | |
3352 | } | |
3353 | ||
cf8767dd | 3354 | static int __ieee80211_csa_finalize(struct ieee80211_sub_if_data *sdata) |
66199506 MK |
3355 | { |
3356 | struct ieee80211_local *local = sdata->local; | |
3357 | u32 changed = 0; | |
3358 | int err; | |
3359 | ||
3360 | sdata_assert_lock(sdata); | |
3361 | lockdep_assert_held(&local->mtx); | |
03078de4 | 3362 | lockdep_assert_held(&local->chanctx_mtx); |
66199506 | 3363 | |
03078de4 MK |
3364 | /* |
3365 | * using reservation isn't immediate as it may be deferred until later | |
3366 | * with multi-vif. once reservation is complete it will re-schedule the | |
3367 | * work with no reserved_chanctx so verify chandef to check if it | |
3368 | * completed successfully | |
3369 | */ | |
66199506 | 3370 | |
03078de4 MK |
3371 | if (sdata->reserved_chanctx) { |
3372 | /* | |
3373 | * with multi-vif csa driver may call ieee80211_csa_finish() | |
3374 | * many times while waiting for other interfaces to use their | |
3375 | * reservations | |
3376 | */ | |
3377 | if (sdata->reserved_ready) | |
3378 | return 0; | |
3379 | ||
408b18ab | 3380 | return ieee80211_vif_use_reserved_context(sdata); |
cd7760e6 | 3381 | } |
73da7d5b | 3382 | |
03078de4 MK |
3383 | if (!cfg80211_chandef_identical(&sdata->vif.bss_conf.chandef, |
3384 | &sdata->csa_chandef)) | |
3385 | return -EINVAL; | |
3386 | ||
66199506 MK |
3387 | sdata->vif.csa_active = false; |
3388 | ||
3389 | err = ieee80211_set_after_csa_beacon(sdata, &changed); | |
3390 | if (err) | |
cf8767dd | 3391 | return err; |
faf046e7 | 3392 | |
66199506 | 3393 | ieee80211_bss_info_change_notify(sdata, changed); |
59af6928 | 3394 | |
a46992b4 LC |
3395 | if (sdata->csa_block_tx) { |
3396 | ieee80211_wake_vif_queues(local, sdata, | |
3397 | IEEE80211_QUEUE_STOP_REASON_CSA); | |
3398 | sdata->csa_block_tx = false; | |
3399 | } | |
cf8767dd | 3400 | |
f1d65583 LC |
3401 | err = drv_post_channel_switch(sdata); |
3402 | if (err) | |
3403 | return err; | |
3404 | ||
3405 | cfg80211_ch_switch_notify(sdata->dev, &sdata->csa_chandef); | |
3406 | ||
cf8767dd MK |
3407 | return 0; |
3408 | } | |
3409 | ||
3410 | static void ieee80211_csa_finalize(struct ieee80211_sub_if_data *sdata) | |
3411 | { | |
3412 | if (__ieee80211_csa_finalize(sdata)) { | |
3413 | sdata_info(sdata, "failed to finalize CSA, disconnecting\n"); | |
3414 | cfg80211_stop_iface(sdata->local->hw.wiphy, &sdata->wdev, | |
3415 | GFP_KERNEL); | |
3416 | } | |
66e01cf9 LC |
3417 | } |
3418 | ||
3419 | void ieee80211_csa_finalize_work(struct work_struct *work) | |
3420 | { | |
3421 | struct ieee80211_sub_if_data *sdata = | |
3422 | container_of(work, struct ieee80211_sub_if_data, | |
3423 | csa_finalize_work); | |
59af6928 | 3424 | struct ieee80211_local *local = sdata->local; |
66e01cf9 LC |
3425 | |
3426 | sdata_lock(sdata); | |
59af6928 | 3427 | mutex_lock(&local->mtx); |
03078de4 | 3428 | mutex_lock(&local->chanctx_mtx); |
59af6928 | 3429 | |
66e01cf9 LC |
3430 | /* AP might have been stopped while waiting for the lock. */ |
3431 | if (!sdata->vif.csa_active) | |
3432 | goto unlock; | |
3433 | ||
3434 | if (!ieee80211_sdata_running(sdata)) | |
3435 | goto unlock; | |
3436 | ||
3437 | ieee80211_csa_finalize(sdata); | |
e487eaeb SW |
3438 | |
3439 | unlock: | |
03078de4 | 3440 | mutex_unlock(&local->chanctx_mtx); |
59af6928 | 3441 | mutex_unlock(&local->mtx); |
e487eaeb | 3442 | sdata_unlock(sdata); |
73da7d5b SW |
3443 | } |
3444 | ||
37fa2bdd MK |
3445 | static int ieee80211_set_csa_beacon(struct ieee80211_sub_if_data *sdata, |
3446 | struct cfg80211_csa_settings *params, | |
3447 | u32 *changed) | |
73da7d5b | 3448 | { |
af296bdb | 3449 | struct ieee80211_csa_settings csa = {}; |
37fa2bdd | 3450 | int err; |
73da7d5b | 3451 | |
73da7d5b SW |
3452 | switch (sdata->vif.type) { |
3453 | case NL80211_IFTYPE_AP: | |
cd7760e6 SW |
3454 | sdata->u.ap.next_beacon = |
3455 | cfg80211_beacon_dup(¶ms->beacon_after); | |
3456 | if (!sdata->u.ap.next_beacon) | |
3457 | return -ENOMEM; | |
3458 | ||
66e01cf9 LC |
3459 | /* |
3460 | * With a count of 0, we don't have to wait for any | |
3461 | * TBTT before switching, so complete the CSA | |
3462 | * immediately. In theory, with a count == 1 we | |
3463 | * should delay the switch until just before the next | |
3464 | * TBTT, but that would complicate things so we switch | |
3465 | * immediately too. If we would delay the switch | |
3466 | * until the next TBTT, we would have to set the probe | |
3467 | * response here. | |
3468 | * | |
3469 | * TODO: A channel switch with count <= 1 without | |
3470 | * sending a CSA action frame is kind of useless, | |
3471 | * because the clients won't know we're changing | |
3472 | * channels. The action frame must be implemented | |
3473 | * either here or in the userspace. | |
3474 | */ | |
3475 | if (params->count <= 1) | |
3476 | break; | |
3477 | ||
0d06d9ba | 3478 | if ((params->n_counter_offsets_beacon > |
8552a434 | 3479 | IEEE80211_MAX_CNTDWN_COUNTERS_NUM) || |
0d06d9ba | 3480 | (params->n_counter_offsets_presp > |
2b3171c6 LB |
3481 | IEEE80211_MAX_CNTDWN_COUNTERS_NUM)) { |
3482 | kfree(sdata->u.ap.next_beacon->mbssid_ies); | |
3483 | kfree(sdata->u.ap.next_beacon); | |
3484 | sdata->u.ap.next_beacon = NULL; | |
0d06d9ba | 3485 | return -EINVAL; |
2b3171c6 | 3486 | } |
9a774c78 | 3487 | |
af296bdb MK |
3488 | csa.counter_offsets_beacon = params->counter_offsets_beacon; |
3489 | csa.counter_offsets_presp = params->counter_offsets_presp; | |
3490 | csa.n_counter_offsets_beacon = params->n_counter_offsets_beacon; | |
3491 | csa.n_counter_offsets_presp = params->n_counter_offsets_presp; | |
3492 | csa.count = params->count; | |
9a774c78 | 3493 | |
5f9404ab | 3494 | err = ieee80211_assign_beacon(sdata, ¶ms->beacon_csa, &csa, NULL); |
cd7760e6 | 3495 | if (err < 0) { |
2b3171c6 | 3496 | kfree(sdata->u.ap.next_beacon->mbssid_ies); |
cd7760e6 | 3497 | kfree(sdata->u.ap.next_beacon); |
2b3171c6 | 3498 | sdata->u.ap.next_beacon = NULL; |
cd7760e6 SW |
3499 | return err; |
3500 | } | |
37fa2bdd | 3501 | *changed |= err; |
66e01cf9 | 3502 | |
cd7760e6 SW |
3503 | break; |
3504 | case NL80211_IFTYPE_ADHOC: | |
3505 | if (!sdata->vif.bss_conf.ibss_joined) | |
3506 | return -EINVAL; | |
3507 | ||
3508 | if (params->chandef.width != sdata->u.ibss.chandef.width) | |
3509 | return -EINVAL; | |
3510 | ||
3511 | switch (params->chandef.width) { | |
3512 | case NL80211_CHAN_WIDTH_40: | |
3513 | if (cfg80211_get_chandef_type(¶ms->chandef) != | |
3514 | cfg80211_get_chandef_type(&sdata->u.ibss.chandef)) | |
3515 | return -EINVAL; | |
aaaee2d6 | 3516 | break; |
cd7760e6 SW |
3517 | case NL80211_CHAN_WIDTH_5: |
3518 | case NL80211_CHAN_WIDTH_10: | |
3519 | case NL80211_CHAN_WIDTH_20_NOHT: | |
3520 | case NL80211_CHAN_WIDTH_20: | |
3521 | break; | |
3522 | default: | |
3523 | return -EINVAL; | |
3524 | } | |
3525 | ||
3526 | /* changes into another band are not supported */ | |
3527 | if (sdata->u.ibss.chandef.chan->band != | |
3528 | params->chandef.chan->band) | |
3529 | return -EINVAL; | |
3530 | ||
66e01cf9 LC |
3531 | /* see comments in the NL80211_IFTYPE_AP block */ |
3532 | if (params->count > 1) { | |
3533 | err = ieee80211_ibss_csa_beacon(sdata, params); | |
3534 | if (err < 0) | |
3535 | return err; | |
37fa2bdd | 3536 | *changed |= err; |
66e01cf9 LC |
3537 | } |
3538 | ||
3539 | ieee80211_send_action_csa(sdata, params); | |
3540 | ||
73da7d5b | 3541 | break; |
c6da674a | 3542 | #ifdef CONFIG_MAC80211_MESH |
37fa2bdd MK |
3543 | case NL80211_IFTYPE_MESH_POINT: { |
3544 | struct ieee80211_if_mesh *ifmsh = &sdata->u.mesh; | |
c6da674a | 3545 | |
c6da674a CYY |
3546 | if (params->chandef.width != sdata->vif.bss_conf.chandef.width) |
3547 | return -EINVAL; | |
3548 | ||
3549 | /* changes into another band are not supported */ | |
3550 | if (sdata->vif.bss_conf.chandef.chan->band != | |
3551 | params->chandef.chan->band) | |
3552 | return -EINVAL; | |
3553 | ||
c782bf8c | 3554 | if (ifmsh->csa_role == IEEE80211_MESH_CSA_ROLE_NONE) { |
0cb4d4dc | 3555 | ifmsh->csa_role = IEEE80211_MESH_CSA_ROLE_INIT; |
c782bf8c CYY |
3556 | if (!ifmsh->pre_value) |
3557 | ifmsh->pre_value = 1; | |
3558 | else | |
3559 | ifmsh->pre_value++; | |
3560 | } | |
0cb4d4dc | 3561 | |
66e01cf9 LC |
3562 | /* see comments in the NL80211_IFTYPE_AP block */ |
3563 | if (params->count > 1) { | |
3564 | err = ieee80211_mesh_csa_beacon(sdata, params); | |
3565 | if (err < 0) { | |
3566 | ifmsh->csa_role = IEEE80211_MESH_CSA_ROLE_NONE; | |
3567 | return err; | |
3568 | } | |
37fa2bdd | 3569 | *changed |= err; |
3f718fd8 | 3570 | } |
66e01cf9 LC |
3571 | |
3572 | if (ifmsh->csa_role == IEEE80211_MESH_CSA_ROLE_INIT) | |
3573 | ieee80211_send_action_csa(sdata, params); | |
3574 | ||
c6da674a | 3575 | break; |
37fa2bdd | 3576 | } |
c6da674a | 3577 | #endif |
73da7d5b SW |
3578 | default: |
3579 | return -EOPNOTSUPP; | |
3580 | } | |
3581 | ||
37fa2bdd MK |
3582 | return 0; |
3583 | } | |
3584 | ||
5f9404ab JC |
3585 | static void ieee80211_color_change_abort(struct ieee80211_sub_if_data *sdata) |
3586 | { | |
3587 | sdata->vif.color_change_active = false; | |
2b3171c6 LB |
3588 | if (sdata->u.ap.next_beacon) { |
3589 | kfree(sdata->u.ap.next_beacon->mbssid_ies); | |
3590 | kfree(sdata->u.ap.next_beacon); | |
3591 | sdata->u.ap.next_beacon = NULL; | |
3592 | } | |
5f9404ab JC |
3593 | |
3594 | cfg80211_color_change_aborted_notify(sdata->dev); | |
3595 | } | |
3596 | ||
f29f58a9 LC |
3597 | static int |
3598 | __ieee80211_channel_switch(struct wiphy *wiphy, struct net_device *dev, | |
3599 | struct cfg80211_csa_settings *params) | |
37fa2bdd MK |
3600 | { |
3601 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
3602 | struct ieee80211_local *local = sdata->local; | |
6d027bcc | 3603 | struct ieee80211_channel_switch ch_switch; |
2b32713d | 3604 | struct ieee80211_chanctx_conf *conf; |
37fa2bdd | 3605 | struct ieee80211_chanctx *chanctx; |
b08cc24e JB |
3606 | u32 changed = 0; |
3607 | int err; | |
37fa2bdd MK |
3608 | |
3609 | sdata_assert_lock(sdata); | |
59af6928 | 3610 | lockdep_assert_held(&local->mtx); |
37fa2bdd MK |
3611 | |
3612 | if (!list_empty(&local->roc_list) || local->scanning) | |
3613 | return -EBUSY; | |
3614 | ||
3615 | if (sdata->wdev.cac_started) | |
3616 | return -EBUSY; | |
3617 | ||
3618 | if (cfg80211_chandef_identical(¶ms->chandef, | |
3619 | &sdata->vif.bss_conf.chandef)) | |
3620 | return -EINVAL; | |
3621 | ||
03078de4 MK |
3622 | /* don't allow another channel switch if one is already active. */ |
3623 | if (sdata->vif.csa_active) | |
3624 | return -EBUSY; | |
3625 | ||
2b32713d MK |
3626 | mutex_lock(&local->chanctx_mtx); |
3627 | conf = rcu_dereference_protected(sdata->vif.chanctx_conf, | |
3628 | lockdep_is_held(&local->chanctx_mtx)); | |
3629 | if (!conf) { | |
03078de4 MK |
3630 | err = -EBUSY; |
3631 | goto out; | |
37fa2bdd MK |
3632 | } |
3633 | ||
b6011960 TP |
3634 | if (params->chandef.chan->freq_offset) { |
3635 | /* this may work, but is untested */ | |
3636 | err = -EOPNOTSUPP; | |
3637 | goto out; | |
3638 | } | |
3639 | ||
2b32713d | 3640 | chanctx = container_of(conf, struct ieee80211_chanctx, conf); |
37fa2bdd | 3641 | |
000baa5d LC |
3642 | ch_switch.timestamp = 0; |
3643 | ch_switch.device_timestamp = 0; | |
3644 | ch_switch.block_tx = params->block_tx; | |
3645 | ch_switch.chandef = params->chandef; | |
3646 | ch_switch.count = params->count; | |
3647 | ||
6d027bcc LC |
3648 | err = drv_pre_channel_switch(sdata, &ch_switch); |
3649 | if (err) | |
3650 | goto out; | |
3651 | ||
03078de4 MK |
3652 | err = ieee80211_vif_reserve_chanctx(sdata, ¶ms->chandef, |
3653 | chanctx->mode, | |
3654 | params->radar_required); | |
3655 | if (err) | |
3656 | goto out; | |
37fa2bdd | 3657 | |
03078de4 MK |
3658 | /* if reservation is invalid then this will fail */ |
3659 | err = ieee80211_check_combinations(sdata, NULL, chanctx->mode, 0); | |
3660 | if (err) { | |
3661 | ieee80211_vif_unreserve_chanctx(sdata); | |
3662 | goto out; | |
3663 | } | |
37fa2bdd | 3664 | |
5f9404ab JC |
3665 | /* if there is a color change in progress, abort it */ |
3666 | if (sdata->vif.color_change_active) | |
3667 | ieee80211_color_change_abort(sdata); | |
3668 | ||
37fa2bdd | 3669 | err = ieee80211_set_csa_beacon(sdata, params, &changed); |
03078de4 MK |
3670 | if (err) { |
3671 | ieee80211_vif_unreserve_chanctx(sdata); | |
3672 | goto out; | |
3673 | } | |
37fa2bdd | 3674 | |
33787fc4 | 3675 | sdata->csa_chandef = params->chandef; |
59af6928 | 3676 | sdata->csa_block_tx = params->block_tx; |
73da7d5b SW |
3677 | sdata->vif.csa_active = true; |
3678 | ||
59af6928 | 3679 | if (sdata->csa_block_tx) |
a46992b4 LC |
3680 | ieee80211_stop_vif_queues(local, sdata, |
3681 | IEEE80211_QUEUE_STOP_REASON_CSA); | |
59af6928 | 3682 | |
2f457293 | 3683 | cfg80211_ch_switch_started_notify(sdata->dev, &sdata->csa_chandef, |
669b8413 | 3684 | params->count, params->block_tx); |
2f457293 | 3685 | |
66e01cf9 LC |
3686 | if (changed) { |
3687 | ieee80211_bss_info_change_notify(sdata, changed); | |
3688 | drv_channel_switch_beacon(sdata, ¶ms->chandef); | |
3689 | } else { | |
3690 | /* if the beacon didn't change, we can finalize immediately */ | |
3691 | ieee80211_csa_finalize(sdata); | |
3692 | } | |
73da7d5b | 3693 | |
03078de4 MK |
3694 | out: |
3695 | mutex_unlock(&local->chanctx_mtx); | |
3696 | return err; | |
73da7d5b SW |
3697 | } |
3698 | ||
59af6928 MK |
3699 | int ieee80211_channel_switch(struct wiphy *wiphy, struct net_device *dev, |
3700 | struct cfg80211_csa_settings *params) | |
3701 | { | |
3702 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
3703 | struct ieee80211_local *local = sdata->local; | |
3704 | int err; | |
3705 | ||
3706 | mutex_lock(&local->mtx); | |
3707 | err = __ieee80211_channel_switch(wiphy, dev, params); | |
3708 | mutex_unlock(&local->mtx); | |
3709 | ||
3710 | return err; | |
3711 | } | |
3712 | ||
a2fcfccb JB |
3713 | u64 ieee80211_mgmt_tx_cookie(struct ieee80211_local *local) |
3714 | { | |
3715 | lockdep_assert_held(&local->mtx); | |
3716 | ||
3717 | local->roc_cookie_counter++; | |
3718 | ||
3719 | /* wow, you wrapped 64 bits ... more likely a bug */ | |
3720 | if (WARN_ON(local->roc_cookie_counter == 0)) | |
3721 | local->roc_cookie_counter++; | |
3722 | ||
3723 | return local->roc_cookie_counter; | |
3724 | } | |
3725 | ||
5ee00dbd JB |
3726 | int ieee80211_attach_ack_skb(struct ieee80211_local *local, struct sk_buff *skb, |
3727 | u64 *cookie, gfp_t gfp) | |
3b79af97 JB |
3728 | { |
3729 | unsigned long spin_flags; | |
3730 | struct sk_buff *ack_skb; | |
3731 | int id; | |
3732 | ||
3733 | ack_skb = skb_copy(skb, gfp); | |
3734 | if (!ack_skb) | |
5ee00dbd | 3735 | return -ENOMEM; |
3b79af97 JB |
3736 | |
3737 | spin_lock_irqsave(&local->ack_status_lock, spin_flags); | |
3738 | id = idr_alloc(&local->ack_status_frames, ack_skb, | |
f2b18bac | 3739 | 1, 0x2000, GFP_ATOMIC); |
3b79af97 JB |
3740 | spin_unlock_irqrestore(&local->ack_status_lock, spin_flags); |
3741 | ||
3742 | if (id < 0) { | |
3743 | kfree_skb(ack_skb); | |
5ee00dbd | 3744 | return -ENOMEM; |
3b79af97 JB |
3745 | } |
3746 | ||
3747 | IEEE80211_SKB_CB(skb)->ack_frame_id = id; | |
3748 | ||
3749 | *cookie = ieee80211_mgmt_tx_cookie(local); | |
3750 | IEEE80211_SKB_CB(ack_skb)->ack.cookie = *cookie; | |
3751 | ||
5ee00dbd | 3752 | return 0; |
3b79af97 JB |
3753 | } |
3754 | ||
6cd536fe JB |
3755 | static void |
3756 | ieee80211_update_mgmt_frame_registrations(struct wiphy *wiphy, | |
71bbc994 | 3757 | struct wireless_dev *wdev, |
6cd536fe | 3758 | struct mgmt_frame_regs *upd) |
7be5086d JB |
3759 | { |
3760 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
1b09b556 | 3761 | struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev); |
6cd536fe | 3762 | u32 preq_mask = BIT(IEEE80211_STYPE_PROBE_REQ >> 4); |
873b1cf6 | 3763 | u32 action_mask = BIT(IEEE80211_STYPE_ACTION >> 4); |
6cd536fe | 3764 | bool global_change, intf_change; |
7be5086d | 3765 | |
6cd536fe | 3766 | global_change = |
873b1cf6 JM |
3767 | (local->probe_req_reg != !!(upd->global_stypes & preq_mask)) || |
3768 | (local->rx_mcast_action_reg != | |
3769 | !!(upd->global_mcast_stypes & action_mask)); | |
6cd536fe | 3770 | local->probe_req_reg = upd->global_stypes & preq_mask; |
873b1cf6 | 3771 | local->rx_mcast_action_reg = upd->global_mcast_stypes & action_mask; |
1b09b556 | 3772 | |
873b1cf6 JM |
3773 | intf_change = (sdata->vif.probe_req_reg != |
3774 | !!(upd->interface_stypes & preq_mask)) || | |
3775 | (sdata->vif.rx_mcast_action_reg != | |
3776 | !!(upd->interface_mcast_stypes & action_mask)); | |
6cd536fe | 3777 | sdata->vif.probe_req_reg = upd->interface_stypes & preq_mask; |
873b1cf6 JM |
3778 | sdata->vif.rx_mcast_action_reg = |
3779 | upd->interface_mcast_stypes & action_mask; | |
7be5086d | 3780 | |
6cd536fe JB |
3781 | if (!local->open_count) |
3782 | return; | |
35f5149e | 3783 | |
6cd536fe JB |
3784 | if (intf_change && ieee80211_sdata_running(sdata)) |
3785 | drv_config_iface_filter(local, sdata, | |
3786 | sdata->vif.probe_req_reg ? | |
3787 | FIF_PROBE_REQ : 0, | |
3788 | FIF_PROBE_REQ); | |
1b09b556 | 3789 | |
6cd536fe | 3790 | if (global_change) |
1b09b556 | 3791 | ieee80211_configure_filter(local); |
7be5086d JB |
3792 | } |
3793 | ||
15d96753 BR |
3794 | static int ieee80211_set_antenna(struct wiphy *wiphy, u32 tx_ant, u32 rx_ant) |
3795 | { | |
3796 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
3797 | ||
3798 | if (local->started) | |
3799 | return -EOPNOTSUPP; | |
3800 | ||
3801 | return drv_set_antenna(local, tx_ant, rx_ant); | |
3802 | } | |
3803 | ||
3804 | static int ieee80211_get_antenna(struct wiphy *wiphy, u32 *tx_ant, u32 *rx_ant) | |
3805 | { | |
3806 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
3807 | ||
3808 | return drv_get_antenna(local, tx_ant, rx_ant); | |
3809 | } | |
3810 | ||
c68f4b89 JB |
3811 | static int ieee80211_set_rekey_data(struct wiphy *wiphy, |
3812 | struct net_device *dev, | |
3813 | struct cfg80211_gtk_rekey_data *data) | |
3814 | { | |
3815 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
3816 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
3817 | ||
3818 | if (!local->ops->set_rekey_data) | |
3819 | return -EOPNOTSUPP; | |
3820 | ||
3821 | drv_set_rekey_data(local, sdata, data); | |
3822 | ||
3823 | return 0; | |
3824 | } | |
3825 | ||
06500736 JB |
3826 | static int ieee80211_probe_client(struct wiphy *wiphy, struct net_device *dev, |
3827 | const u8 *peer, u64 *cookie) | |
3828 | { | |
3829 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
3830 | struct ieee80211_local *local = sdata->local; | |
3831 | struct ieee80211_qos_hdr *nullfunc; | |
5ee00dbd | 3832 | struct sk_buff *skb; |
06500736 JB |
3833 | int size = sizeof(*nullfunc); |
3834 | __le16 fc; | |
3835 | bool qos; | |
3836 | struct ieee80211_tx_info *info; | |
3837 | struct sta_info *sta; | |
55de908a | 3838 | struct ieee80211_chanctx_conf *chanctx_conf; |
57fbcce3 | 3839 | enum nl80211_band band; |
3b79af97 JB |
3840 | int ret; |
3841 | ||
3842 | /* the lock is needed to assign the cookie later */ | |
3843 | mutex_lock(&local->mtx); | |
06500736 JB |
3844 | |
3845 | rcu_read_lock(); | |
55de908a JB |
3846 | chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); |
3847 | if (WARN_ON(!chanctx_conf)) { | |
3b79af97 JB |
3848 | ret = -EINVAL; |
3849 | goto unlock; | |
55de908a | 3850 | } |
4bf88530 | 3851 | band = chanctx_conf->def.chan->band; |
03bb7f42 | 3852 | sta = sta_info_get_bss(sdata, peer); |
b4487c2d | 3853 | if (sta) { |
a74a8c84 | 3854 | qos = sta->sta.wme; |
b4487c2d | 3855 | } else { |
3b79af97 JB |
3856 | ret = -ENOLINK; |
3857 | goto unlock; | |
b4487c2d | 3858 | } |
06500736 JB |
3859 | |
3860 | if (qos) { | |
3861 | fc = cpu_to_le16(IEEE80211_FTYPE_DATA | | |
3862 | IEEE80211_STYPE_QOS_NULLFUNC | | |
3863 | IEEE80211_FCTL_FROMDS); | |
3864 | } else { | |
3865 | size -= 2; | |
3866 | fc = cpu_to_le16(IEEE80211_FTYPE_DATA | | |
3867 | IEEE80211_STYPE_NULLFUNC | | |
3868 | IEEE80211_FCTL_FROMDS); | |
3869 | } | |
3870 | ||
3871 | skb = dev_alloc_skb(local->hw.extra_tx_headroom + size); | |
55de908a | 3872 | if (!skb) { |
3b79af97 JB |
3873 | ret = -ENOMEM; |
3874 | goto unlock; | |
55de908a | 3875 | } |
06500736 JB |
3876 | |
3877 | skb->dev = dev; | |
3878 | ||
3879 | skb_reserve(skb, local->hw.extra_tx_headroom); | |
3880 | ||
4df864c1 | 3881 | nullfunc = skb_put(skb, size); |
06500736 JB |
3882 | nullfunc->frame_control = fc; |
3883 | nullfunc->duration_id = 0; | |
3884 | memcpy(nullfunc->addr1, sta->sta.addr, ETH_ALEN); | |
3885 | memcpy(nullfunc->addr2, sdata->vif.addr, ETH_ALEN); | |
3886 | memcpy(nullfunc->addr3, sdata->vif.addr, ETH_ALEN); | |
3887 | nullfunc->seq_ctrl = 0; | |
3888 | ||
3889 | info = IEEE80211_SKB_CB(skb); | |
3890 | ||
3891 | info->flags |= IEEE80211_TX_CTL_REQ_TX_STATUS | | |
3892 | IEEE80211_TX_INTFL_NL80211_FRAME_TX; | |
73c4e195 | 3893 | info->band = band; |
06500736 JB |
3894 | |
3895 | skb_set_queue_mapping(skb, IEEE80211_AC_VO); | |
3896 | skb->priority = 7; | |
3897 | if (qos) | |
3898 | nullfunc->qos_ctrl = cpu_to_le16(7); | |
3899 | ||
5ee00dbd JB |
3900 | ret = ieee80211_attach_ack_skb(local, skb, cookie, GFP_ATOMIC); |
3901 | if (ret) { | |
3b79af97 | 3902 | kfree_skb(skb); |
3b79af97 JB |
3903 | goto unlock; |
3904 | } | |
3905 | ||
06500736 | 3906 | local_bh_disable(); |
08aca29a | 3907 | ieee80211_xmit(sdata, sta, skb); |
06500736 | 3908 | local_bh_enable(); |
3b79af97 JB |
3909 | |
3910 | ret = 0; | |
3911 | unlock: | |
55de908a | 3912 | rcu_read_unlock(); |
3b79af97 | 3913 | mutex_unlock(&local->mtx); |
06500736 | 3914 | |
3b79af97 | 3915 | return ret; |
06500736 JB |
3916 | } |
3917 | ||
683b6d3b JB |
3918 | static int ieee80211_cfg_get_channel(struct wiphy *wiphy, |
3919 | struct wireless_dev *wdev, | |
3920 | struct cfg80211_chan_def *chandef) | |
5b7ccaf3 | 3921 | { |
55de908a | 3922 | struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev); |
cb601ffa | 3923 | struct ieee80211_local *local = wiphy_priv(wiphy); |
55de908a | 3924 | struct ieee80211_chanctx_conf *chanctx_conf; |
683b6d3b | 3925 | int ret = -ENODATA; |
55de908a JB |
3926 | |
3927 | rcu_read_lock(); | |
feda3027 JB |
3928 | chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); |
3929 | if (chanctx_conf) { | |
c12bc488 | 3930 | *chandef = sdata->vif.bss_conf.chandef; |
feda3027 JB |
3931 | ret = 0; |
3932 | } else if (local->open_count > 0 && | |
3933 | local->open_count == local->monitors && | |
3934 | sdata->vif.type == NL80211_IFTYPE_MONITOR) { | |
3935 | if (local->use_chanctx) | |
3936 | *chandef = local->monitor_chandef; | |
3937 | else | |
675a0b04 | 3938 | *chandef = local->_oper_chandef; |
683b6d3b | 3939 | ret = 0; |
55de908a JB |
3940 | } |
3941 | rcu_read_unlock(); | |
5b7ccaf3 | 3942 | |
683b6d3b | 3943 | return ret; |
5b7ccaf3 JB |
3944 | } |
3945 | ||
6d52563f JB |
3946 | #ifdef CONFIG_PM |
3947 | static void ieee80211_set_wakeup(struct wiphy *wiphy, bool enabled) | |
3948 | { | |
3949 | drv_set_wakeup(wiphy_priv(wiphy), enabled); | |
3950 | } | |
3951 | #endif | |
3952 | ||
32db6b54 KP |
3953 | static int ieee80211_set_qos_map(struct wiphy *wiphy, |
3954 | struct net_device *dev, | |
3955 | struct cfg80211_qos_map *qos_map) | |
3956 | { | |
3957 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
3958 | struct mac80211_qos_map *new_qos_map, *old_qos_map; | |
3959 | ||
3960 | if (qos_map) { | |
3961 | new_qos_map = kzalloc(sizeof(*new_qos_map), GFP_KERNEL); | |
3962 | if (!new_qos_map) | |
3963 | return -ENOMEM; | |
3964 | memcpy(&new_qos_map->qos_map, qos_map, sizeof(*qos_map)); | |
3965 | } else { | |
3966 | /* A NULL qos_map was passed to disable QoS mapping */ | |
3967 | new_qos_map = NULL; | |
3968 | } | |
3969 | ||
194ff52d | 3970 | old_qos_map = sdata_dereference(sdata->qos_map, sdata); |
32db6b54 KP |
3971 | rcu_assign_pointer(sdata->qos_map, new_qos_map); |
3972 | if (old_qos_map) | |
3973 | kfree_rcu(old_qos_map, rcu_head); | |
3974 | ||
3975 | return 0; | |
3976 | } | |
3977 | ||
3b1700bd JM |
3978 | static int ieee80211_set_ap_chanwidth(struct wiphy *wiphy, |
3979 | struct net_device *dev, | |
3980 | struct cfg80211_chan_def *chandef) | |
3981 | { | |
3982 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
3983 | int ret; | |
3984 | u32 changed = 0; | |
3985 | ||
3986 | ret = ieee80211_vif_change_bandwidth(sdata, chandef, &changed); | |
3987 | if (ret == 0) | |
3988 | ieee80211_bss_info_change_notify(sdata, changed); | |
3989 | ||
3990 | return ret; | |
3991 | } | |
3992 | ||
02219b3a JB |
3993 | static int ieee80211_add_tx_ts(struct wiphy *wiphy, struct net_device *dev, |
3994 | u8 tsid, const u8 *peer, u8 up, | |
3995 | u16 admitted_time) | |
3996 | { | |
3997 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
3998 | struct ieee80211_if_managed *ifmgd = &sdata->u.mgd; | |
3999 | int ac = ieee802_1d_to_ac[up]; | |
4000 | ||
4001 | if (sdata->vif.type != NL80211_IFTYPE_STATION) | |
4002 | return -EOPNOTSUPP; | |
4003 | ||
4004 | if (!(sdata->wmm_acm & BIT(up))) | |
4005 | return -EINVAL; | |
4006 | ||
4007 | if (ifmgd->tx_tspec[ac].admitted_time) | |
4008 | return -EBUSY; | |
4009 | ||
4010 | if (admitted_time) { | |
4011 | ifmgd->tx_tspec[ac].admitted_time = 32 * admitted_time; | |
4012 | ifmgd->tx_tspec[ac].tsid = tsid; | |
4013 | ifmgd->tx_tspec[ac].up = up; | |
4014 | } | |
4015 | ||
4016 | return 0; | |
4017 | } | |
4018 | ||
4019 | static int ieee80211_del_tx_ts(struct wiphy *wiphy, struct net_device *dev, | |
4020 | u8 tsid, const u8 *peer) | |
4021 | { | |
4022 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
4023 | struct ieee80211_if_managed *ifmgd = &sdata->u.mgd; | |
4024 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
4025 | int ac; | |
4026 | ||
4027 | for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) { | |
4028 | struct ieee80211_sta_tx_tspec *tx_tspec = &ifmgd->tx_tspec[ac]; | |
4029 | ||
4030 | /* skip unused entries */ | |
4031 | if (!tx_tspec->admitted_time) | |
4032 | continue; | |
4033 | ||
4034 | if (tx_tspec->tsid != tsid) | |
4035 | continue; | |
4036 | ||
4037 | /* due to this new packets will be reassigned to non-ACM ACs */ | |
4038 | tx_tspec->up = -1; | |
4039 | ||
4040 | /* Make sure that all packets have been sent to avoid to | |
4041 | * restore the QoS params on packets that are still on the | |
4042 | * queues. | |
4043 | */ | |
4044 | synchronize_net(); | |
3b24f4c6 | 4045 | ieee80211_flush_queues(local, sdata, false); |
02219b3a JB |
4046 | |
4047 | /* restore the normal QoS parameters | |
4048 | * (unconditionally to avoid races) | |
4049 | */ | |
4050 | tx_tspec->action = TX_TSPEC_ACTION_STOP_DOWNGRADE; | |
4051 | tx_tspec->downgraded = false; | |
4052 | ieee80211_sta_handle_tspec_ac_params(sdata); | |
4053 | ||
4054 | /* finally clear all the data */ | |
4055 | memset(tx_tspec, 0, sizeof(*tx_tspec)); | |
4056 | ||
4057 | return 0; | |
4058 | } | |
4059 | ||
4060 | return -ENOENT; | |
4061 | } | |
4062 | ||
167e33f4 AB |
4063 | void ieee80211_nan_func_terminated(struct ieee80211_vif *vif, |
4064 | u8 inst_id, | |
4065 | enum nl80211_nan_func_term_reason reason, | |
4066 | gfp_t gfp) | |
4067 | { | |
4068 | struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif); | |
4069 | struct cfg80211_nan_func *func; | |
4070 | u64 cookie; | |
4071 | ||
4072 | if (WARN_ON(vif->type != NL80211_IFTYPE_NAN)) | |
4073 | return; | |
4074 | ||
4075 | spin_lock_bh(&sdata->u.nan.func_lock); | |
4076 | ||
4077 | func = idr_find(&sdata->u.nan.function_inst_ids, inst_id); | |
4078 | if (WARN_ON(!func)) { | |
4079 | spin_unlock_bh(&sdata->u.nan.func_lock); | |
4080 | return; | |
4081 | } | |
4082 | ||
4083 | cookie = func->cookie; | |
4084 | idr_remove(&sdata->u.nan.function_inst_ids, inst_id); | |
4085 | ||
4086 | spin_unlock_bh(&sdata->u.nan.func_lock); | |
4087 | ||
4088 | cfg80211_free_nan_func(func); | |
4089 | ||
4090 | cfg80211_nan_func_terminated(ieee80211_vif_to_wdev(vif), inst_id, | |
4091 | reason, cookie, gfp); | |
4092 | } | |
4093 | EXPORT_SYMBOL(ieee80211_nan_func_terminated); | |
4094 | ||
92bc43bc AB |
4095 | void ieee80211_nan_func_match(struct ieee80211_vif *vif, |
4096 | struct cfg80211_nan_match_params *match, | |
4097 | gfp_t gfp) | |
4098 | { | |
4099 | struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif); | |
4100 | struct cfg80211_nan_func *func; | |
4101 | ||
4102 | if (WARN_ON(vif->type != NL80211_IFTYPE_NAN)) | |
4103 | return; | |
4104 | ||
4105 | spin_lock_bh(&sdata->u.nan.func_lock); | |
4106 | ||
4107 | func = idr_find(&sdata->u.nan.function_inst_ids, match->inst_id); | |
4108 | if (WARN_ON(!func)) { | |
4109 | spin_unlock_bh(&sdata->u.nan.func_lock); | |
4110 | return; | |
4111 | } | |
4112 | match->cookie = func->cookie; | |
4113 | ||
4114 | spin_unlock_bh(&sdata->u.nan.func_lock); | |
4115 | ||
4116 | cfg80211_nan_match(ieee80211_vif_to_wdev(vif), match, gfp); | |
4117 | } | |
4118 | EXPORT_SYMBOL(ieee80211_nan_func_match); | |
4119 | ||
ebceec86 MB |
4120 | static int ieee80211_set_multicast_to_unicast(struct wiphy *wiphy, |
4121 | struct net_device *dev, | |
4122 | const bool enabled) | |
4123 | { | |
4124 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
4125 | ||
4126 | sdata->u.ap.multicast_to_unicast = enabled; | |
4127 | ||
4128 | return 0; | |
4129 | } | |
4130 | ||
2fe4a29a THJ |
4131 | void ieee80211_fill_txq_stats(struct cfg80211_txq_stats *txqstats, |
4132 | struct txq_info *txqi) | |
4133 | { | |
4134 | if (!(txqstats->filled & BIT(NL80211_TXQ_STATS_BACKLOG_BYTES))) { | |
4135 | txqstats->filled |= BIT(NL80211_TXQ_STATS_BACKLOG_BYTES); | |
4136 | txqstats->backlog_bytes = txqi->tin.backlog_bytes; | |
4137 | } | |
4138 | ||
4139 | if (!(txqstats->filled & BIT(NL80211_TXQ_STATS_BACKLOG_PACKETS))) { | |
4140 | txqstats->filled |= BIT(NL80211_TXQ_STATS_BACKLOG_PACKETS); | |
4141 | txqstats->backlog_packets = txqi->tin.backlog_packets; | |
4142 | } | |
4143 | ||
4144 | if (!(txqstats->filled & BIT(NL80211_TXQ_STATS_FLOWS))) { | |
4145 | txqstats->filled |= BIT(NL80211_TXQ_STATS_FLOWS); | |
4146 | txqstats->flows = txqi->tin.flows; | |
4147 | } | |
4148 | ||
4149 | if (!(txqstats->filled & BIT(NL80211_TXQ_STATS_DROPS))) { | |
4150 | txqstats->filled |= BIT(NL80211_TXQ_STATS_DROPS); | |
4151 | txqstats->drops = txqi->cstats.drop_count; | |
4152 | } | |
4153 | ||
4154 | if (!(txqstats->filled & BIT(NL80211_TXQ_STATS_ECN_MARKS))) { | |
4155 | txqstats->filled |= BIT(NL80211_TXQ_STATS_ECN_MARKS); | |
4156 | txqstats->ecn_marks = txqi->cstats.ecn_mark; | |
4157 | } | |
4158 | ||
4159 | if (!(txqstats->filled & BIT(NL80211_TXQ_STATS_OVERLIMIT))) { | |
4160 | txqstats->filled |= BIT(NL80211_TXQ_STATS_OVERLIMIT); | |
4161 | txqstats->overlimit = txqi->tin.overlimit; | |
4162 | } | |
4163 | ||
4164 | if (!(txqstats->filled & BIT(NL80211_TXQ_STATS_COLLISIONS))) { | |
4165 | txqstats->filled |= BIT(NL80211_TXQ_STATS_COLLISIONS); | |
4166 | txqstats->collisions = txqi->tin.collisions; | |
4167 | } | |
4168 | ||
4169 | if (!(txqstats->filled & BIT(NL80211_TXQ_STATS_TX_BYTES))) { | |
4170 | txqstats->filled |= BIT(NL80211_TXQ_STATS_TX_BYTES); | |
4171 | txqstats->tx_bytes = txqi->tin.tx_bytes; | |
4172 | } | |
4173 | ||
4174 | if (!(txqstats->filled & BIT(NL80211_TXQ_STATS_TX_PACKETS))) { | |
4175 | txqstats->filled |= BIT(NL80211_TXQ_STATS_TX_PACKETS); | |
4176 | txqstats->tx_packets = txqi->tin.tx_packets; | |
4177 | } | |
4178 | } | |
4179 | ||
4180 | static int ieee80211_get_txq_stats(struct wiphy *wiphy, | |
4181 | struct wireless_dev *wdev, | |
4182 | struct cfg80211_txq_stats *txqstats) | |
4183 | { | |
4184 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
4185 | struct ieee80211_sub_if_data *sdata; | |
4186 | int ret = 0; | |
4187 | ||
4188 | if (!local->ops->wake_tx_queue) | |
4189 | return 1; | |
4190 | ||
4191 | spin_lock_bh(&local->fq.lock); | |
4192 | rcu_read_lock(); | |
4193 | ||
4194 | if (wdev) { | |
4195 | sdata = IEEE80211_WDEV_TO_SUB_IF(wdev); | |
4196 | if (!sdata->vif.txq) { | |
4197 | ret = 1; | |
4198 | goto out; | |
4199 | } | |
4200 | ieee80211_fill_txq_stats(txqstats, to_txq_info(sdata->vif.txq)); | |
4201 | } else { | |
4202 | /* phy stats */ | |
4203 | txqstats->filled |= BIT(NL80211_TXQ_STATS_BACKLOG_PACKETS) | | |
4204 | BIT(NL80211_TXQ_STATS_BACKLOG_BYTES) | | |
4205 | BIT(NL80211_TXQ_STATS_OVERLIMIT) | | |
4206 | BIT(NL80211_TXQ_STATS_OVERMEMORY) | | |
4207 | BIT(NL80211_TXQ_STATS_COLLISIONS) | | |
4208 | BIT(NL80211_TXQ_STATS_MAX_FLOWS); | |
4209 | txqstats->backlog_packets = local->fq.backlog; | |
4210 | txqstats->backlog_bytes = local->fq.memory_usage; | |
4211 | txqstats->overlimit = local->fq.overlimit; | |
4212 | txqstats->overmemory = local->fq.overmemory; | |
4213 | txqstats->collisions = local->fq.collisions; | |
4214 | txqstats->max_flows = local->fq.flows_cnt; | |
4215 | } | |
4216 | ||
4217 | out: | |
4218 | rcu_read_unlock(); | |
4219 | spin_unlock_bh(&local->fq.lock); | |
4220 | ||
4221 | return ret; | |
4222 | } | |
4223 | ||
bc847970 PKC |
4224 | static int |
4225 | ieee80211_get_ftm_responder_stats(struct wiphy *wiphy, | |
4226 | struct net_device *dev, | |
4227 | struct cfg80211_ftm_responder_stats *ftm_stats) | |
4228 | { | |
4229 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
4230 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
4231 | ||
4232 | return drv_get_ftm_responder_stats(local, sdata, ftm_stats); | |
4233 | } | |
4234 | ||
cee7013b JB |
4235 | static int |
4236 | ieee80211_start_pmsr(struct wiphy *wiphy, struct wireless_dev *dev, | |
4237 | struct cfg80211_pmsr_request *request) | |
4238 | { | |
4239 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
4240 | struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(dev); | |
4241 | ||
4242 | return drv_start_pmsr(local, sdata, request); | |
4243 | } | |
4244 | ||
4245 | static void | |
4246 | ieee80211_abort_pmsr(struct wiphy *wiphy, struct wireless_dev *dev, | |
4247 | struct cfg80211_pmsr_request *request) | |
4248 | { | |
4249 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
4250 | struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(dev); | |
4251 | ||
4252 | return drv_abort_pmsr(local, sdata, request); | |
4253 | } | |
4254 | ||
370f51d5 T |
4255 | static int ieee80211_set_tid_config(struct wiphy *wiphy, |
4256 | struct net_device *dev, | |
4257 | struct cfg80211_tid_config *tid_conf) | |
4258 | { | |
4259 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
4260 | struct sta_info *sta; | |
4261 | int ret; | |
4262 | ||
4263 | if (!sdata->local->ops->set_tid_config) | |
4264 | return -EOPNOTSUPP; | |
4265 | ||
4266 | if (!tid_conf->peer) | |
4267 | return drv_set_tid_config(sdata->local, sdata, NULL, tid_conf); | |
4268 | ||
4269 | mutex_lock(&sdata->local->sta_mtx); | |
4270 | sta = sta_info_get_bss(sdata, tid_conf->peer); | |
4271 | if (!sta) { | |
4272 | mutex_unlock(&sdata->local->sta_mtx); | |
4273 | return -ENOENT; | |
4274 | } | |
4275 | ||
4276 | ret = drv_set_tid_config(sdata->local, sdata, &sta->sta, tid_conf); | |
4277 | mutex_unlock(&sdata->local->sta_mtx); | |
4278 | ||
4279 | return ret; | |
4280 | } | |
4281 | ||
4282 | static int ieee80211_reset_tid_config(struct wiphy *wiphy, | |
4283 | struct net_device *dev, | |
60c2ef0e | 4284 | const u8 *peer, u8 tids) |
370f51d5 T |
4285 | { |
4286 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
4287 | struct sta_info *sta; | |
4288 | int ret; | |
4289 | ||
4290 | if (!sdata->local->ops->reset_tid_config) | |
4291 | return -EOPNOTSUPP; | |
4292 | ||
4293 | if (!peer) | |
60c2ef0e | 4294 | return drv_reset_tid_config(sdata->local, sdata, NULL, tids); |
370f51d5 T |
4295 | |
4296 | mutex_lock(&sdata->local->sta_mtx); | |
4297 | sta = sta_info_get_bss(sdata, peer); | |
4298 | if (!sta) { | |
4299 | mutex_unlock(&sdata->local->sta_mtx); | |
4300 | return -ENOENT; | |
4301 | } | |
4302 | ||
60c2ef0e | 4303 | ret = drv_reset_tid_config(sdata->local, sdata, &sta->sta, tids); |
370f51d5 T |
4304 | mutex_unlock(&sdata->local->sta_mtx); |
4305 | ||
4306 | return ret; | |
4307 | } | |
4308 | ||
c534e093 CH |
4309 | static int ieee80211_set_sar_specs(struct wiphy *wiphy, |
4310 | struct cfg80211_sar_specs *sar) | |
4311 | { | |
4312 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
4313 | ||
4314 | if (!local->ops->set_sar_specs) | |
4315 | return -EOPNOTSUPP; | |
4316 | ||
4317 | return local->ops->set_sar_specs(&local->hw, sar); | |
4318 | } | |
4319 | ||
5f9404ab JC |
4320 | static int |
4321 | ieee80211_set_after_color_change_beacon(struct ieee80211_sub_if_data *sdata, | |
4322 | u32 *changed) | |
4323 | { | |
4324 | switch (sdata->vif.type) { | |
4325 | case NL80211_IFTYPE_AP: { | |
4326 | int ret; | |
4327 | ||
450c271d LB |
4328 | if (!sdata->u.ap.next_beacon) |
4329 | return -EINVAL; | |
4330 | ||
5f9404ab JC |
4331 | ret = ieee80211_assign_beacon(sdata, sdata->u.ap.next_beacon, |
4332 | NULL, NULL); | |
450c271d LB |
4333 | kfree(sdata->u.ap.next_beacon->mbssid_ies); |
4334 | kfree(sdata->u.ap.next_beacon); | |
4335 | sdata->u.ap.next_beacon = NULL; | |
5f9404ab JC |
4336 | |
4337 | if (ret < 0) | |
4338 | return ret; | |
4339 | ||
4340 | *changed |= ret; | |
4341 | break; | |
4342 | } | |
4343 | default: | |
4344 | WARN_ON_ONCE(1); | |
4345 | return -EINVAL; | |
4346 | } | |
4347 | ||
4348 | return 0; | |
4349 | } | |
4350 | ||
4351 | static int | |
4352 | ieee80211_set_color_change_beacon(struct ieee80211_sub_if_data *sdata, | |
4353 | struct cfg80211_color_change_settings *params, | |
4354 | u32 *changed) | |
4355 | { | |
4356 | struct ieee80211_color_change_settings color_change = {}; | |
4357 | int err; | |
4358 | ||
4359 | switch (sdata->vif.type) { | |
4360 | case NL80211_IFTYPE_AP: | |
4361 | sdata->u.ap.next_beacon = | |
4362 | cfg80211_beacon_dup(¶ms->beacon_next); | |
4363 | if (!sdata->u.ap.next_beacon) | |
4364 | return -ENOMEM; | |
4365 | ||
4366 | if (params->count <= 1) | |
4367 | break; | |
4368 | ||
4369 | color_change.counter_offset_beacon = | |
4370 | params->counter_offset_beacon; | |
4371 | color_change.counter_offset_presp = | |
4372 | params->counter_offset_presp; | |
4373 | color_change.count = params->count; | |
4374 | ||
4375 | err = ieee80211_assign_beacon(sdata, ¶ms->beacon_color_change, | |
4376 | NULL, &color_change); | |
4377 | if (err < 0) { | |
2b3171c6 LB |
4378 | if (sdata->u.ap.next_beacon) { |
4379 | kfree(sdata->u.ap.next_beacon->mbssid_ies); | |
4380 | kfree(sdata->u.ap.next_beacon); | |
4381 | sdata->u.ap.next_beacon = NULL; | |
4382 | } | |
5f9404ab JC |
4383 | return err; |
4384 | } | |
4385 | *changed |= err; | |
4386 | break; | |
4387 | default: | |
4388 | return -EOPNOTSUPP; | |
4389 | } | |
4390 | ||
4391 | return 0; | |
4392 | } | |
4393 | ||
4394 | static void | |
4395 | ieee80211_color_change_bss_config_notify(struct ieee80211_sub_if_data *sdata, | |
4396 | u8 color, int enable, u32 changed) | |
4397 | { | |
4398 | sdata->vif.bss_conf.he_bss_color.color = color; | |
4399 | sdata->vif.bss_conf.he_bss_color.enabled = enable; | |
4400 | changed |= BSS_CHANGED_HE_BSS_COLOR; | |
4401 | ||
4402 | ieee80211_bss_info_change_notify(sdata, changed); | |
eb87d3e0 JC |
4403 | |
4404 | if (!sdata->vif.bss_conf.nontransmitted && sdata->vif.mbssid_tx_vif) { | |
4405 | struct ieee80211_sub_if_data *child; | |
4406 | ||
4407 | mutex_lock(&sdata->local->iflist_mtx); | |
4408 | list_for_each_entry(child, &sdata->local->interfaces, list) { | |
4409 | if (child != sdata && child->vif.mbssid_tx_vif == &sdata->vif) { | |
4410 | child->vif.bss_conf.he_bss_color.color = color; | |
4411 | child->vif.bss_conf.he_bss_color.enabled = enable; | |
4412 | ieee80211_bss_info_change_notify(child, | |
4413 | BSS_CHANGED_HE_BSS_COLOR); | |
4414 | } | |
4415 | } | |
4416 | mutex_unlock(&sdata->local->iflist_mtx); | |
4417 | } | |
5f9404ab JC |
4418 | } |
4419 | ||
4420 | static int ieee80211_color_change_finalize(struct ieee80211_sub_if_data *sdata) | |
4421 | { | |
4422 | struct ieee80211_local *local = sdata->local; | |
4423 | u32 changed = 0; | |
4424 | int err; | |
4425 | ||
4426 | sdata_assert_lock(sdata); | |
4427 | lockdep_assert_held(&local->mtx); | |
4428 | ||
4429 | sdata->vif.color_change_active = false; | |
4430 | ||
4431 | err = ieee80211_set_after_color_change_beacon(sdata, &changed); | |
4432 | if (err) { | |
4433 | cfg80211_color_change_aborted_notify(sdata->dev); | |
4434 | return err; | |
4435 | } | |
4436 | ||
4437 | ieee80211_color_change_bss_config_notify(sdata, | |
4438 | sdata->vif.color_change_color, | |
4439 | 1, changed); | |
4440 | cfg80211_color_change_notify(sdata->dev); | |
4441 | ||
4442 | return 0; | |
4443 | } | |
4444 | ||
4445 | void ieee80211_color_change_finalize_work(struct work_struct *work) | |
4446 | { | |
4447 | struct ieee80211_sub_if_data *sdata = | |
4448 | container_of(work, struct ieee80211_sub_if_data, | |
4449 | color_change_finalize_work); | |
4450 | struct ieee80211_local *local = sdata->local; | |
4451 | ||
4452 | sdata_lock(sdata); | |
4453 | mutex_lock(&local->mtx); | |
4454 | ||
4455 | /* AP might have been stopped while waiting for the lock. */ | |
4456 | if (!sdata->vif.color_change_active) | |
4457 | goto unlock; | |
4458 | ||
4459 | if (!ieee80211_sdata_running(sdata)) | |
4460 | goto unlock; | |
4461 | ||
4462 | ieee80211_color_change_finalize(sdata); | |
4463 | ||
4464 | unlock: | |
4465 | mutex_unlock(&local->mtx); | |
4466 | sdata_unlock(sdata); | |
4467 | } | |
4468 | ||
4469 | void ieee80211_color_change_finish(struct ieee80211_vif *vif) | |
4470 | { | |
4471 | struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif); | |
4472 | ||
4473 | ieee80211_queue_work(&sdata->local->hw, | |
4474 | &sdata->color_change_finalize_work); | |
4475 | } | |
4476 | EXPORT_SYMBOL_GPL(ieee80211_color_change_finish); | |
4477 | ||
4478 | void | |
4479 | ieeee80211_obss_color_collision_notify(struct ieee80211_vif *vif, | |
4480 | u64 color_bitmap) | |
4481 | { | |
4482 | struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif); | |
4483 | ||
4484 | if (sdata->vif.color_change_active || sdata->vif.csa_active) | |
4485 | return; | |
4486 | ||
4487 | cfg80211_obss_color_collision_notify(sdata->dev, color_bitmap); | |
4488 | } | |
4489 | EXPORT_SYMBOL_GPL(ieeee80211_obss_color_collision_notify); | |
4490 | ||
4491 | static int | |
4492 | ieee80211_color_change(struct wiphy *wiphy, struct net_device *dev, | |
4493 | struct cfg80211_color_change_settings *params) | |
4494 | { | |
4495 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
4496 | struct ieee80211_local *local = sdata->local; | |
4497 | u32 changed = 0; | |
4498 | int err; | |
4499 | ||
4500 | sdata_assert_lock(sdata); | |
4501 | ||
eb87d3e0 JC |
4502 | if (sdata->vif.bss_conf.nontransmitted) |
4503 | return -EINVAL; | |
4504 | ||
5f9404ab JC |
4505 | mutex_lock(&local->mtx); |
4506 | ||
4507 | /* don't allow another color change if one is already active or if csa | |
4508 | * is active | |
4509 | */ | |
4510 | if (sdata->vif.color_change_active || sdata->vif.csa_active) { | |
4511 | err = -EBUSY; | |
4512 | goto out; | |
4513 | } | |
4514 | ||
4515 | err = ieee80211_set_color_change_beacon(sdata, params, &changed); | |
4516 | if (err) | |
4517 | goto out; | |
4518 | ||
4519 | sdata->vif.color_change_active = true; | |
4520 | sdata->vif.color_change_color = params->color; | |
4521 | ||
4522 | cfg80211_color_change_started_notify(sdata->dev, params->count); | |
4523 | ||
4524 | if (changed) | |
4525 | ieee80211_color_change_bss_config_notify(sdata, 0, 0, changed); | |
4526 | else | |
4527 | /* if the beacon didn't change, we can finalize immediately */ | |
4528 | ieee80211_color_change_finalize(sdata); | |
4529 | ||
4530 | out: | |
4531 | mutex_unlock(&local->mtx); | |
4532 | ||
4533 | return err; | |
4534 | } | |
4535 | ||
237337c2 | 4536 | static int |
a95bfb87 LB |
4537 | ieee80211_set_radar_background(struct wiphy *wiphy, |
4538 | struct cfg80211_chan_def *chandef) | |
237337c2 LB |
4539 | { |
4540 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
4541 | ||
a95bfb87 | 4542 | if (!local->ops->set_radar_background) |
237337c2 LB |
4543 | return -EOPNOTSUPP; |
4544 | ||
a95bfb87 | 4545 | return local->ops->set_radar_background(&local->hw, chandef); |
237337c2 LB |
4546 | } |
4547 | ||
8a47cea7 | 4548 | const struct cfg80211_ops mac80211_config_ops = { |
f0706e82 JB |
4549 | .add_virtual_intf = ieee80211_add_iface, |
4550 | .del_virtual_intf = ieee80211_del_iface, | |
42613db7 | 4551 | .change_virtual_intf = ieee80211_change_iface, |
f142c6b9 JB |
4552 | .start_p2p_device = ieee80211_start_p2p_device, |
4553 | .stop_p2p_device = ieee80211_stop_p2p_device, | |
e8cbb4cb JB |
4554 | .add_key = ieee80211_add_key, |
4555 | .del_key = ieee80211_del_key, | |
62da92fb | 4556 | .get_key = ieee80211_get_key, |
e8cbb4cb | 4557 | .set_default_key = ieee80211_config_default_key, |
3cfcf6ac | 4558 | .set_default_mgmt_key = ieee80211_config_default_mgmt_key, |
e5473e80 | 4559 | .set_default_beacon_key = ieee80211_config_default_beacon_key, |
8860020e JB |
4560 | .start_ap = ieee80211_start_ap, |
4561 | .change_beacon = ieee80211_change_beacon, | |
4562 | .stop_ap = ieee80211_stop_ap, | |
4fd6931e JB |
4563 | .add_station = ieee80211_add_station, |
4564 | .del_station = ieee80211_del_station, | |
4565 | .change_station = ieee80211_change_station, | |
7bbdd2d9 | 4566 | .get_station = ieee80211_get_station, |
c5dd9c2b | 4567 | .dump_station = ieee80211_dump_station, |
1289723e | 4568 | .dump_survey = ieee80211_dump_survey, |
c5dd9c2b LCC |
4569 | #ifdef CONFIG_MAC80211_MESH |
4570 | .add_mpath = ieee80211_add_mpath, | |
4571 | .del_mpath = ieee80211_del_mpath, | |
4572 | .change_mpath = ieee80211_change_mpath, | |
4573 | .get_mpath = ieee80211_get_mpath, | |
4574 | .dump_mpath = ieee80211_dump_mpath, | |
a2db2ed3 HR |
4575 | .get_mpp = ieee80211_get_mpp, |
4576 | .dump_mpp = ieee80211_dump_mpp, | |
24bdd9f4 JC |
4577 | .update_mesh_config = ieee80211_update_mesh_config, |
4578 | .get_mesh_config = ieee80211_get_mesh_config, | |
29cbe68c JB |
4579 | .join_mesh = ieee80211_join_mesh, |
4580 | .leave_mesh = ieee80211_leave_mesh, | |
c5dd9c2b | 4581 | #endif |
239281f8 RL |
4582 | .join_ocb = ieee80211_join_ocb, |
4583 | .leave_ocb = ieee80211_leave_ocb, | |
9f1ba906 | 4584 | .change_bss = ieee80211_change_bss, |
31888487 | 4585 | .set_txq_params = ieee80211_set_txq_params, |
e8c9bd5b | 4586 | .set_monitor_channel = ieee80211_set_monitor_channel, |
665af4fc BC |
4587 | .suspend = ieee80211_suspend, |
4588 | .resume = ieee80211_resume, | |
2a519311 | 4589 | .scan = ieee80211_scan, |
91f123f2 | 4590 | .abort_scan = ieee80211_abort_scan, |
79f460ca LC |
4591 | .sched_scan_start = ieee80211_sched_scan_start, |
4592 | .sched_scan_stop = ieee80211_sched_scan_stop, | |
636a5d36 JM |
4593 | .auth = ieee80211_auth, |
4594 | .assoc = ieee80211_assoc, | |
4595 | .deauth = ieee80211_deauth, | |
4596 | .disassoc = ieee80211_disassoc, | |
af8cdcd8 JB |
4597 | .join_ibss = ieee80211_join_ibss, |
4598 | .leave_ibss = ieee80211_leave_ibss, | |
391e53e3 | 4599 | .set_mcast_rate = ieee80211_set_mcast_rate, |
b9a5f8ca | 4600 | .set_wiphy_params = ieee80211_set_wiphy_params, |
7643a2c3 JB |
4601 | .set_tx_power = ieee80211_set_tx_power, |
4602 | .get_tx_power = ieee80211_get_tx_power, | |
1f87f7d3 | 4603 | .rfkill_poll = ieee80211_rfkill_poll, |
aff89a9b | 4604 | CFG80211_TESTMODE_CMD(ieee80211_testmode_cmd) |
71063f0e | 4605 | CFG80211_TESTMODE_DUMP(ieee80211_testmode_dump) |
bc92afd9 | 4606 | .set_power_mgmt = ieee80211_set_power_mgmt, |
9930380f | 4607 | .set_bitrate_mask = ieee80211_set_bitrate_mask, |
b8bc4b0a JB |
4608 | .remain_on_channel = ieee80211_remain_on_channel, |
4609 | .cancel_remain_on_channel = ieee80211_cancel_remain_on_channel, | |
2e161f78 | 4610 | .mgmt_tx = ieee80211_mgmt_tx, |
f30221e4 | 4611 | .mgmt_tx_cancel_wait = ieee80211_mgmt_tx_cancel_wait, |
a97c13c3 | 4612 | .set_cqm_rssi_config = ieee80211_set_cqm_rssi_config, |
2c3c5f8c | 4613 | .set_cqm_rssi_range_config = ieee80211_set_cqm_rssi_range_config, |
6cd536fe JB |
4614 | .update_mgmt_frame_registrations = |
4615 | ieee80211_update_mgmt_frame_registrations, | |
15d96753 BR |
4616 | .set_antenna = ieee80211_set_antenna, |
4617 | .get_antenna = ieee80211_get_antenna, | |
c68f4b89 | 4618 | .set_rekey_data = ieee80211_set_rekey_data, |
dfe018bf AN |
4619 | .tdls_oper = ieee80211_tdls_oper, |
4620 | .tdls_mgmt = ieee80211_tdls_mgmt, | |
a7a6bdd0 AN |
4621 | .tdls_channel_switch = ieee80211_tdls_channel_switch, |
4622 | .tdls_cancel_channel_switch = ieee80211_tdls_cancel_channel_switch, | |
06500736 | 4623 | .probe_client = ieee80211_probe_client, |
b53be792 | 4624 | .set_noack_map = ieee80211_set_noack_map, |
6d52563f JB |
4625 | #ifdef CONFIG_PM |
4626 | .set_wakeup = ieee80211_set_wakeup, | |
4627 | #endif | |
5b7ccaf3 | 4628 | .get_channel = ieee80211_cfg_get_channel, |
164eb02d | 4629 | .start_radar_detection = ieee80211_start_radar_detection, |
26ec17a1 | 4630 | .end_cac = ieee80211_end_cac, |
73da7d5b | 4631 | .channel_switch = ieee80211_channel_switch, |
32db6b54 | 4632 | .set_qos_map = ieee80211_set_qos_map, |
3b1700bd | 4633 | .set_ap_chanwidth = ieee80211_set_ap_chanwidth, |
02219b3a JB |
4634 | .add_tx_ts = ieee80211_add_tx_ts, |
4635 | .del_tx_ts = ieee80211_del_tx_ts, | |
708d50ed AB |
4636 | .start_nan = ieee80211_start_nan, |
4637 | .stop_nan = ieee80211_stop_nan, | |
5953ff6d | 4638 | .nan_change_conf = ieee80211_nan_change_conf, |
167e33f4 AB |
4639 | .add_nan_func = ieee80211_add_nan_func, |
4640 | .del_nan_func = ieee80211_del_nan_func, | |
ebceec86 | 4641 | .set_multicast_to_unicast = ieee80211_set_multicast_to_unicast, |
91180649 | 4642 | .tx_control_port = ieee80211_tx_control_port, |
2fe4a29a | 4643 | .get_txq_stats = ieee80211_get_txq_stats, |
bc847970 | 4644 | .get_ftm_responder_stats = ieee80211_get_ftm_responder_stats, |
cee7013b JB |
4645 | .start_pmsr = ieee80211_start_pmsr, |
4646 | .abort_pmsr = ieee80211_abort_pmsr, | |
8828f81a | 4647 | .probe_mesh_link = ieee80211_probe_mesh_link, |
370f51d5 T |
4648 | .set_tid_config = ieee80211_set_tid_config, |
4649 | .reset_tid_config = ieee80211_reset_tid_config, | |
c534e093 | 4650 | .set_sar_specs = ieee80211_set_sar_specs, |
5f9404ab | 4651 | .color_change = ieee80211_color_change, |
a95bfb87 | 4652 | .set_radar_background = ieee80211_set_radar_background, |
f0706e82 | 4653 | }; |