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Commit | Line | Data |
---|---|---|
f0706e82 JB |
1 | /* |
2 | * mac80211 configuration hooks for cfg80211 | |
3 | * | |
026331c4 | 4 | * Copyright 2006-2010 Johannes Berg <johannes@sipsolutions.net> |
b2eb0ee6 | 5 | * Copyright 2013-2015 Intel Mobile Communications GmbH |
708d50ed | 6 | * Copyright (C) 2015-2016 Intel Deutschland GmbH |
f0706e82 JB |
7 | * |
8 | * This file is GPLv2 as found in COPYING. | |
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> |
dfe018bf | 17 | #include <linux/if_ether.h> |
f0706e82 JB |
18 | #include <net/cfg80211.h> |
19 | #include "ieee80211_i.h" | |
24487981 | 20 | #include "driver-ops.h" |
2c8dccc7 | 21 | #include "rate.h" |
c5dd9c2b | 22 | #include "mesh.h" |
02219b3a | 23 | #include "wme.h" |
c5dd9c2b | 24 | |
552bff0c JB |
25 | static struct wireless_dev *ieee80211_add_iface(struct wiphy *wiphy, |
26 | const char *name, | |
6bab2e19 | 27 | unsigned char name_assign_type, |
84efbb84 JB |
28 | enum nl80211_iftype type, |
29 | u32 *flags, | |
30 | struct vif_params *params) | |
f0706e82 JB |
31 | { |
32 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
84efbb84 | 33 | struct wireless_dev *wdev; |
8cc9a739 MW |
34 | struct ieee80211_sub_if_data *sdata; |
35 | int err; | |
f0706e82 | 36 | |
6bab2e19 | 37 | err = ieee80211_if_add(local, name, name_assign_type, &wdev, type, params); |
f9e10ce4 JB |
38 | if (err) |
39 | return ERR_PTR(err); | |
8cc9a739 | 40 | |
f9e10ce4 | 41 | if (type == NL80211_IFTYPE_MONITOR && flags) { |
84efbb84 | 42 | sdata = IEEE80211_WDEV_TO_SUB_IF(wdev); |
d8212184 | 43 | sdata->u.mntr.flags = *flags; |
f9e10ce4 JB |
44 | } |
45 | ||
84efbb84 | 46 | return wdev; |
f0706e82 JB |
47 | } |
48 | ||
84efbb84 | 49 | static int ieee80211_del_iface(struct wiphy *wiphy, struct wireless_dev *wdev) |
f0706e82 | 50 | { |
84efbb84 | 51 | ieee80211_if_remove(IEEE80211_WDEV_TO_SUB_IF(wdev)); |
f0706e82 | 52 | |
75636525 | 53 | return 0; |
f0706e82 JB |
54 | } |
55 | ||
e36d56b6 JB |
56 | static int ieee80211_change_iface(struct wiphy *wiphy, |
57 | struct net_device *dev, | |
2ec600d6 LCC |
58 | enum nl80211_iftype type, u32 *flags, |
59 | struct vif_params *params) | |
42613db7 | 60 | { |
9607e6b6 | 61 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
f3947e2d | 62 | int ret; |
42613db7 | 63 | |
05c914fe | 64 | ret = ieee80211_if_change_type(sdata, type); |
f3947e2d JB |
65 | if (ret) |
66 | return ret; | |
42613db7 | 67 | |
9bc383de | 68 | if (type == NL80211_IFTYPE_AP_VLAN && |
49ddf8e6 | 69 | params && params->use_4addr == 0) { |
a9b3cd7f | 70 | RCU_INIT_POINTER(sdata->u.vlan.sta, NULL); |
49ddf8e6 JB |
71 | ieee80211_check_fast_rx_iface(sdata); |
72 | } else if (type == NL80211_IFTYPE_STATION && | |
73 | params && params->use_4addr >= 0) { | |
9bc383de | 74 | sdata->u.mgd.use_4addr = params->use_4addr; |
49ddf8e6 | 75 | } |
9bc383de | 76 | |
42bd20d9 | 77 | if (sdata->vif.type == NL80211_IFTYPE_MONITOR) { |
85416a4f | 78 | struct ieee80211_local *local = sdata->local; |
42bd20d9 AE |
79 | struct ieee80211_sub_if_data *monitor_sdata; |
80 | u32 mu_mntr_cap_flag = NL80211_EXT_FEATURE_MU_MIMO_AIR_SNIFFER; | |
81 | ||
82 | monitor_sdata = rtnl_dereference(local->monitor_sdata); | |
83 | if (monitor_sdata && | |
84 | wiphy_ext_feature_isset(wiphy, mu_mntr_cap_flag)) { | |
85 | memcpy(monitor_sdata->vif.bss_conf.mu_group.membership, | |
86 | params->vht_mumimo_groups, WLAN_MEMBERSHIP_LEN); | |
87 | memcpy(monitor_sdata->vif.bss_conf.mu_group.position, | |
88 | params->vht_mumimo_groups + WLAN_MEMBERSHIP_LEN, | |
89 | WLAN_USER_POSITION_LEN); | |
90 | monitor_sdata->vif.mu_mimo_owner = true; | |
91 | ieee80211_bss_info_change_notify(monitor_sdata, | |
92 | BSS_CHANGED_MU_GROUPS); | |
93 | ||
94 | ether_addr_copy(monitor_sdata->u.mntr.mu_follow_addr, | |
95 | params->macaddr); | |
96 | } | |
97 | ||
98 | if (!flags) | |
99 | return 0; | |
85416a4f CL |
100 | |
101 | if (ieee80211_sdata_running(sdata)) { | |
31eba5bc FF |
102 | u32 mask = MONITOR_FLAG_COOK_FRAMES | |
103 | MONITOR_FLAG_ACTIVE; | |
104 | ||
85416a4f | 105 | /* |
31eba5bc FF |
106 | * Prohibit MONITOR_FLAG_COOK_FRAMES and |
107 | * MONITOR_FLAG_ACTIVE to be changed while the | |
108 | * interface is up. | |
85416a4f CL |
109 | * Else we would need to add a lot of cruft |
110 | * to update everything: | |
111 | * cooked_mntrs, monitor and all fif_* counters | |
112 | * reconfigure hardware | |
113 | */ | |
d8212184 | 114 | if ((*flags & mask) != (sdata->u.mntr.flags & mask)) |
85416a4f CL |
115 | return -EBUSY; |
116 | ||
117 | ieee80211_adjust_monitor_flags(sdata, -1); | |
d8212184 | 118 | sdata->u.mntr.flags = *flags; |
85416a4f CL |
119 | ieee80211_adjust_monitor_flags(sdata, 1); |
120 | ||
121 | ieee80211_configure_filter(local); | |
122 | } else { | |
123 | /* | |
124 | * Because the interface is down, ieee80211_do_stop | |
125 | * and ieee80211_do_open take care of "everything" | |
126 | * mentioned in the comment above. | |
127 | */ | |
d8212184 | 128 | sdata->u.mntr.flags = *flags; |
85416a4f CL |
129 | } |
130 | } | |
f7917af9 | 131 | |
42613db7 JB |
132 | return 0; |
133 | } | |
134 | ||
f142c6b9 JB |
135 | static int ieee80211_start_p2p_device(struct wiphy *wiphy, |
136 | struct wireless_dev *wdev) | |
137 | { | |
b6a55015 LC |
138 | struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev); |
139 | int ret; | |
140 | ||
141 | mutex_lock(&sdata->local->chanctx_mtx); | |
142 | ret = ieee80211_check_combinations(sdata, NULL, 0, 0); | |
143 | mutex_unlock(&sdata->local->chanctx_mtx); | |
144 | if (ret < 0) | |
145 | return ret; | |
146 | ||
f142c6b9 JB |
147 | return ieee80211_do_open(wdev, true); |
148 | } | |
149 | ||
150 | static void ieee80211_stop_p2p_device(struct wiphy *wiphy, | |
151 | struct wireless_dev *wdev) | |
152 | { | |
153 | ieee80211_sdata_stop(IEEE80211_WDEV_TO_SUB_IF(wdev)); | |
154 | } | |
155 | ||
708d50ed AB |
156 | static int ieee80211_start_nan(struct wiphy *wiphy, |
157 | struct wireless_dev *wdev, | |
158 | struct cfg80211_nan_conf *conf) | |
159 | { | |
160 | struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev); | |
161 | int ret; | |
162 | ||
163 | mutex_lock(&sdata->local->chanctx_mtx); | |
164 | ret = ieee80211_check_combinations(sdata, NULL, 0, 0); | |
165 | mutex_unlock(&sdata->local->chanctx_mtx); | |
166 | if (ret < 0) | |
167 | return ret; | |
168 | ||
169 | ret = ieee80211_do_open(wdev, true); | |
170 | if (ret) | |
171 | return ret; | |
172 | ||
173 | ret = drv_start_nan(sdata->local, sdata, conf); | |
174 | if (ret) | |
175 | ieee80211_sdata_stop(sdata); | |
176 | ||
167e33f4 AB |
177 | sdata->u.nan.conf = *conf; |
178 | ||
708d50ed AB |
179 | return ret; |
180 | } | |
181 | ||
182 | static void ieee80211_stop_nan(struct wiphy *wiphy, | |
183 | struct wireless_dev *wdev) | |
184 | { | |
185 | struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev); | |
186 | ||
187 | drv_stop_nan(sdata->local, sdata); | |
188 | ieee80211_sdata_stop(sdata); | |
189 | } | |
190 | ||
5953ff6d AB |
191 | static int ieee80211_nan_change_conf(struct wiphy *wiphy, |
192 | struct wireless_dev *wdev, | |
193 | struct cfg80211_nan_conf *conf, | |
194 | u32 changes) | |
195 | { | |
196 | struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev); | |
197 | struct cfg80211_nan_conf new_conf; | |
198 | int ret = 0; | |
199 | ||
200 | if (sdata->vif.type != NL80211_IFTYPE_NAN) | |
201 | return -EOPNOTSUPP; | |
202 | ||
203 | if (!ieee80211_sdata_running(sdata)) | |
204 | return -ENETDOWN; | |
205 | ||
206 | new_conf = sdata->u.nan.conf; | |
207 | ||
208 | if (changes & CFG80211_NAN_CONF_CHANGED_PREF) | |
209 | new_conf.master_pref = conf->master_pref; | |
210 | ||
211 | if (changes & CFG80211_NAN_CONF_CHANGED_DUAL) | |
212 | new_conf.dual = conf->dual; | |
213 | ||
214 | ret = drv_nan_change_conf(sdata->local, sdata, &new_conf, changes); | |
215 | if (!ret) | |
216 | sdata->u.nan.conf = new_conf; | |
217 | ||
218 | return ret; | |
219 | } | |
220 | ||
167e33f4 AB |
221 | static int ieee80211_add_nan_func(struct wiphy *wiphy, |
222 | struct wireless_dev *wdev, | |
223 | struct cfg80211_nan_func *nan_func) | |
224 | { | |
225 | struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev); | |
226 | int ret; | |
227 | ||
228 | if (sdata->vif.type != NL80211_IFTYPE_NAN) | |
229 | return -EOPNOTSUPP; | |
230 | ||
231 | if (!ieee80211_sdata_running(sdata)) | |
232 | return -ENETDOWN; | |
233 | ||
234 | spin_lock_bh(&sdata->u.nan.func_lock); | |
235 | ||
236 | ret = idr_alloc(&sdata->u.nan.function_inst_ids, | |
237 | nan_func, 1, sdata->local->hw.max_nan_de_entries + 1, | |
238 | GFP_ATOMIC); | |
239 | spin_unlock_bh(&sdata->u.nan.func_lock); | |
240 | ||
241 | if (ret < 0) | |
242 | return ret; | |
243 | ||
244 | nan_func->instance_id = ret; | |
245 | ||
246 | WARN_ON(nan_func->instance_id == 0); | |
247 | ||
248 | ret = drv_add_nan_func(sdata->local, sdata, nan_func); | |
249 | if (ret) { | |
250 | spin_lock_bh(&sdata->u.nan.func_lock); | |
251 | idr_remove(&sdata->u.nan.function_inst_ids, | |
252 | nan_func->instance_id); | |
253 | spin_unlock_bh(&sdata->u.nan.func_lock); | |
254 | } | |
255 | ||
256 | return ret; | |
257 | } | |
258 | ||
259 | static struct cfg80211_nan_func * | |
260 | ieee80211_find_nan_func_by_cookie(struct ieee80211_sub_if_data *sdata, | |
261 | u64 cookie) | |
262 | { | |
263 | struct cfg80211_nan_func *func; | |
264 | int id; | |
265 | ||
266 | lockdep_assert_held(&sdata->u.nan.func_lock); | |
267 | ||
268 | idr_for_each_entry(&sdata->u.nan.function_inst_ids, func, id) { | |
269 | if (func->cookie == cookie) | |
270 | return func; | |
271 | } | |
272 | ||
273 | return NULL; | |
274 | } | |
275 | ||
276 | static void ieee80211_del_nan_func(struct wiphy *wiphy, | |
277 | struct wireless_dev *wdev, u64 cookie) | |
278 | { | |
279 | struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev); | |
280 | struct cfg80211_nan_func *func; | |
281 | u8 instance_id = 0; | |
282 | ||
283 | if (sdata->vif.type != NL80211_IFTYPE_NAN || | |
284 | !ieee80211_sdata_running(sdata)) | |
285 | return; | |
286 | ||
287 | spin_lock_bh(&sdata->u.nan.func_lock); | |
288 | ||
289 | func = ieee80211_find_nan_func_by_cookie(sdata, cookie); | |
290 | if (func) | |
291 | instance_id = func->instance_id; | |
292 | ||
293 | spin_unlock_bh(&sdata->u.nan.func_lock); | |
294 | ||
295 | if (instance_id) | |
296 | drv_del_nan_func(sdata->local, sdata, instance_id); | |
297 | } | |
298 | ||
b53be792 SW |
299 | static int ieee80211_set_noack_map(struct wiphy *wiphy, |
300 | struct net_device *dev, | |
301 | u16 noack_map) | |
302 | { | |
303 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
304 | ||
305 | sdata->noack_map = noack_map; | |
17c18bf8 JB |
306 | |
307 | ieee80211_check_fast_xmit_iface(sdata); | |
308 | ||
b53be792 SW |
309 | return 0; |
310 | } | |
311 | ||
e8cbb4cb | 312 | static int ieee80211_add_key(struct wiphy *wiphy, struct net_device *dev, |
e31b8213 | 313 | u8 key_idx, bool pairwise, const u8 *mac_addr, |
e8cbb4cb JB |
314 | struct key_params *params) |
315 | { | |
26a58456 | 316 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
2475b1cc | 317 | struct ieee80211_local *local = sdata->local; |
e8cbb4cb | 318 | struct sta_info *sta = NULL; |
2475b1cc | 319 | const struct ieee80211_cipher_scheme *cs = NULL; |
db4d1169 | 320 | struct ieee80211_key *key; |
3b96766f | 321 | int err; |
e8cbb4cb | 322 | |
26a58456 | 323 | if (!ieee80211_sdata_running(sdata)) |
ad0e2b5a JB |
324 | return -ENETDOWN; |
325 | ||
97359d12 | 326 | /* reject WEP and TKIP keys if WEP failed to initialize */ |
e8cbb4cb JB |
327 | switch (params->cipher) { |
328 | case WLAN_CIPHER_SUITE_WEP40: | |
e8cbb4cb | 329 | case WLAN_CIPHER_SUITE_TKIP: |
97359d12 | 330 | case WLAN_CIPHER_SUITE_WEP104: |
2475b1cc | 331 | if (IS_ERR(local->wep_tx_tfm)) |
97359d12 | 332 | return -EINVAL; |
3cfcf6ac | 333 | break; |
2475b1cc | 334 | case WLAN_CIPHER_SUITE_CCMP: |
2b2ba0db | 335 | case WLAN_CIPHER_SUITE_CCMP_256: |
2475b1cc | 336 | case WLAN_CIPHER_SUITE_AES_CMAC: |
56c52da2 | 337 | case WLAN_CIPHER_SUITE_BIP_CMAC_256: |
8ade538b JM |
338 | case WLAN_CIPHER_SUITE_BIP_GMAC_128: |
339 | case WLAN_CIPHER_SUITE_BIP_GMAC_256: | |
2475b1cc | 340 | case WLAN_CIPHER_SUITE_GCMP: |
00b9cfa3 | 341 | case WLAN_CIPHER_SUITE_GCMP_256: |
2475b1cc | 342 | break; |
e8cbb4cb | 343 | default: |
2475b1cc | 344 | cs = ieee80211_cs_get(local, params->cipher, sdata->vif.type); |
97359d12 | 345 | break; |
e8cbb4cb JB |
346 | } |
347 | ||
97359d12 | 348 | key = ieee80211_key_alloc(params->cipher, key_idx, params->key_len, |
2475b1cc MS |
349 | params->key, params->seq_len, params->seq, |
350 | cs); | |
1ac62ba7 BH |
351 | if (IS_ERR(key)) |
352 | return PTR_ERR(key); | |
db4d1169 | 353 | |
e31b8213 JB |
354 | if (pairwise) |
355 | key->conf.flags |= IEEE80211_KEY_FLAG_PAIRWISE; | |
356 | ||
2475b1cc | 357 | mutex_lock(&local->sta_mtx); |
3b96766f | 358 | |
e8cbb4cb | 359 | if (mac_addr) { |
850092db | 360 | sta = sta_info_get_bss(sdata, mac_addr); |
1626e0fa JB |
361 | /* |
362 | * The ASSOC test makes sure the driver is ready to | |
363 | * receive the key. When wpa_supplicant has roamed | |
364 | * using FT, it attempts to set the key before | |
365 | * association has completed, this rejects that attempt | |
d070f913 | 366 | * so it will set the key again after association. |
1626e0fa JB |
367 | * |
368 | * TODO: accept the key if we have a station entry and | |
369 | * add it to the device after the station. | |
370 | */ | |
371 | if (!sta || !test_sta_flag(sta, WLAN_STA_ASSOC)) { | |
79cf2dfa | 372 | ieee80211_key_free_unused(key); |
3b96766f JB |
373 | err = -ENOENT; |
374 | goto out_unlock; | |
db4d1169 | 375 | } |
e8cbb4cb JB |
376 | } |
377 | ||
e548c49e JB |
378 | switch (sdata->vif.type) { |
379 | case NL80211_IFTYPE_STATION: | |
380 | if (sdata->u.mgd.mfp != IEEE80211_MFP_DISABLED) | |
381 | key->conf.flags |= IEEE80211_KEY_FLAG_RX_MGMT; | |
382 | break; | |
383 | case NL80211_IFTYPE_AP: | |
384 | case NL80211_IFTYPE_AP_VLAN: | |
385 | /* Keys without a station are used for TX only */ | |
386 | if (key->sta && test_sta_flag(key->sta, WLAN_STA_MFP)) | |
387 | key->conf.flags |= IEEE80211_KEY_FLAG_RX_MGMT; | |
388 | break; | |
389 | case NL80211_IFTYPE_ADHOC: | |
390 | /* no MFP (yet) */ | |
391 | break; | |
392 | case NL80211_IFTYPE_MESH_POINT: | |
393 | #ifdef CONFIG_MAC80211_MESH | |
394 | if (sdata->u.mesh.security != IEEE80211_MESH_SEC_NONE) | |
395 | key->conf.flags |= IEEE80211_KEY_FLAG_RX_MGMT; | |
396 | break; | |
397 | #endif | |
398 | case NL80211_IFTYPE_WDS: | |
399 | case NL80211_IFTYPE_MONITOR: | |
400 | case NL80211_IFTYPE_P2P_DEVICE: | |
cb3b7d87 | 401 | case NL80211_IFTYPE_NAN: |
e548c49e JB |
402 | case NL80211_IFTYPE_UNSPECIFIED: |
403 | case NUM_NL80211_IFTYPES: | |
404 | case NL80211_IFTYPE_P2P_CLIENT: | |
405 | case NL80211_IFTYPE_P2P_GO: | |
6e0bd6c3 | 406 | case NL80211_IFTYPE_OCB: |
e548c49e JB |
407 | /* shouldn't happen */ |
408 | WARN_ON_ONCE(1); | |
409 | break; | |
410 | } | |
411 | ||
2475b1cc MS |
412 | if (sta) |
413 | sta->cipher_scheme = cs; | |
414 | ||
3ffc2a90 | 415 | err = ieee80211_key_link(key, sdata, sta); |
db4d1169 | 416 | |
3b96766f | 417 | out_unlock: |
2475b1cc | 418 | mutex_unlock(&local->sta_mtx); |
3b96766f JB |
419 | |
420 | return err; | |
e8cbb4cb JB |
421 | } |
422 | ||
423 | static int ieee80211_del_key(struct wiphy *wiphy, struct net_device *dev, | |
e31b8213 | 424 | u8 key_idx, bool pairwise, const u8 *mac_addr) |
e8cbb4cb | 425 | { |
5c0c3641 JB |
426 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
427 | struct ieee80211_local *local = sdata->local; | |
e8cbb4cb | 428 | struct sta_info *sta; |
5c0c3641 | 429 | struct ieee80211_key *key = NULL; |
e8cbb4cb JB |
430 | int ret; |
431 | ||
5c0c3641 JB |
432 | mutex_lock(&local->sta_mtx); |
433 | mutex_lock(&local->key_mtx); | |
3b96766f | 434 | |
e8cbb4cb | 435 | if (mac_addr) { |
3b96766f JB |
436 | ret = -ENOENT; |
437 | ||
0e5ded5a | 438 | sta = sta_info_get_bss(sdata, mac_addr); |
e8cbb4cb | 439 | if (!sta) |
3b96766f | 440 | goto out_unlock; |
e8cbb4cb | 441 | |
5c0c3641 | 442 | if (pairwise) |
2475b1cc | 443 | key = key_mtx_dereference(local, sta->ptk[key_idx]); |
5c0c3641 | 444 | else |
40b275b6 | 445 | key = key_mtx_dereference(local, sta->gtk[key_idx]); |
5c0c3641 | 446 | } else |
40b275b6 | 447 | key = key_mtx_dereference(local, sdata->keys[key_idx]); |
e8cbb4cb | 448 | |
5c0c3641 | 449 | if (!key) { |
3b96766f JB |
450 | ret = -ENOENT; |
451 | goto out_unlock; | |
452 | } | |
e8cbb4cb | 453 | |
3b8d9c29 | 454 | ieee80211_key_free(key, true); |
e8cbb4cb | 455 | |
3b96766f JB |
456 | ret = 0; |
457 | out_unlock: | |
5c0c3641 JB |
458 | mutex_unlock(&local->key_mtx); |
459 | mutex_unlock(&local->sta_mtx); | |
3b96766f JB |
460 | |
461 | return ret; | |
e8cbb4cb JB |
462 | } |
463 | ||
62da92fb | 464 | static int ieee80211_get_key(struct wiphy *wiphy, struct net_device *dev, |
e31b8213 JB |
465 | u8 key_idx, bool pairwise, const u8 *mac_addr, |
466 | void *cookie, | |
62da92fb JB |
467 | void (*callback)(void *cookie, |
468 | struct key_params *params)) | |
469 | { | |
14db74bc | 470 | struct ieee80211_sub_if_data *sdata; |
62da92fb JB |
471 | struct sta_info *sta = NULL; |
472 | u8 seq[6] = {0}; | |
473 | struct key_params params; | |
e31b8213 | 474 | struct ieee80211_key *key = NULL; |
aba83a0b | 475 | u64 pn64; |
62da92fb JB |
476 | u32 iv32; |
477 | u16 iv16; | |
478 | int err = -ENOENT; | |
9352c19f | 479 | struct ieee80211_key_seq kseq = {}; |
62da92fb | 480 | |
14db74bc JB |
481 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
482 | ||
3b96766f JB |
483 | rcu_read_lock(); |
484 | ||
62da92fb | 485 | if (mac_addr) { |
0e5ded5a | 486 | sta = sta_info_get_bss(sdata, mac_addr); |
62da92fb JB |
487 | if (!sta) |
488 | goto out; | |
489 | ||
354e159d | 490 | if (pairwise && key_idx < NUM_DEFAULT_KEYS) |
2475b1cc | 491 | key = rcu_dereference(sta->ptk[key_idx]); |
31f1f4ec MS |
492 | else if (!pairwise && |
493 | key_idx < NUM_DEFAULT_KEYS + NUM_DEFAULT_MGMT_KEYS) | |
a3836e02 | 494 | key = rcu_dereference(sta->gtk[key_idx]); |
62da92fb | 495 | } else |
a3836e02 | 496 | key = rcu_dereference(sdata->keys[key_idx]); |
62da92fb JB |
497 | |
498 | if (!key) | |
499 | goto out; | |
500 | ||
501 | memset(¶ms, 0, sizeof(params)); | |
502 | ||
97359d12 | 503 | params.cipher = key->conf.cipher; |
62da92fb | 504 | |
97359d12 JB |
505 | switch (key->conf.cipher) { |
506 | case WLAN_CIPHER_SUITE_TKIP: | |
f8079d43 EP |
507 | pn64 = atomic64_read(&key->conf.tx_pn); |
508 | iv32 = TKIP_PN_TO_IV32(pn64); | |
509 | iv16 = TKIP_PN_TO_IV16(pn64); | |
62da92fb | 510 | |
9352c19f JB |
511 | if (key->flags & KEY_FLAG_UPLOADED_TO_HARDWARE && |
512 | !(key->conf.flags & IEEE80211_KEY_FLAG_GENERATE_IV)) { | |
513 | drv_get_key_seq(sdata->local, key, &kseq); | |
514 | iv32 = kseq.tkip.iv32; | |
515 | iv16 = kseq.tkip.iv16; | |
516 | } | |
62da92fb JB |
517 | |
518 | seq[0] = iv16 & 0xff; | |
519 | seq[1] = (iv16 >> 8) & 0xff; | |
520 | seq[2] = iv32 & 0xff; | |
521 | seq[3] = (iv32 >> 8) & 0xff; | |
522 | seq[4] = (iv32 >> 16) & 0xff; | |
523 | seq[5] = (iv32 >> 24) & 0xff; | |
524 | params.seq = seq; | |
525 | params.seq_len = 6; | |
526 | break; | |
97359d12 | 527 | case WLAN_CIPHER_SUITE_CCMP: |
2b2ba0db | 528 | case WLAN_CIPHER_SUITE_CCMP_256: |
97359d12 | 529 | case WLAN_CIPHER_SUITE_AES_CMAC: |
56c52da2 | 530 | case WLAN_CIPHER_SUITE_BIP_CMAC_256: |
db388a56 JB |
531 | BUILD_BUG_ON(offsetof(typeof(kseq), ccmp) != |
532 | offsetof(typeof(kseq), aes_cmac)); | |
8ade538b JM |
533 | case WLAN_CIPHER_SUITE_BIP_GMAC_128: |
534 | case WLAN_CIPHER_SUITE_BIP_GMAC_256: | |
db388a56 JB |
535 | BUILD_BUG_ON(offsetof(typeof(kseq), ccmp) != |
536 | offsetof(typeof(kseq), aes_gmac)); | |
00b9cfa3 JM |
537 | case WLAN_CIPHER_SUITE_GCMP: |
538 | case WLAN_CIPHER_SUITE_GCMP_256: | |
db388a56 JB |
539 | BUILD_BUG_ON(offsetof(typeof(kseq), ccmp) != |
540 | offsetof(typeof(kseq), gcmp)); | |
541 | ||
9352c19f JB |
542 | if (key->flags & KEY_FLAG_UPLOADED_TO_HARDWARE && |
543 | !(key->conf.flags & IEEE80211_KEY_FLAG_GENERATE_IV)) { | |
544 | drv_get_key_seq(sdata->local, key, &kseq); | |
db388a56 | 545 | memcpy(seq, kseq.ccmp.pn, 6); |
9352c19f | 546 | } else { |
db388a56 | 547 | pn64 = atomic64_read(&key->conf.tx_pn); |
9352c19f JB |
548 | seq[0] = pn64; |
549 | seq[1] = pn64 >> 8; | |
550 | seq[2] = pn64 >> 16; | |
551 | seq[3] = pn64 >> 24; | |
552 | seq[4] = pn64 >> 32; | |
553 | seq[5] = pn64 >> 40; | |
554 | } | |
00b9cfa3 JM |
555 | params.seq = seq; |
556 | params.seq_len = 6; | |
557 | break; | |
a31cf1c6 JB |
558 | default: |
559 | if (!(key->flags & KEY_FLAG_UPLOADED_TO_HARDWARE)) | |
560 | break; | |
561 | if (WARN_ON(key->conf.flags & IEEE80211_KEY_FLAG_GENERATE_IV)) | |
562 | break; | |
563 | drv_get_key_seq(sdata->local, key, &kseq); | |
564 | params.seq = kseq.hw.seq; | |
565 | params.seq_len = kseq.hw.seq_len; | |
566 | break; | |
62da92fb JB |
567 | } |
568 | ||
569 | params.key = key->conf.key; | |
570 | params.key_len = key->conf.keylen; | |
571 | ||
572 | callback(cookie, ¶ms); | |
573 | err = 0; | |
574 | ||
575 | out: | |
3b96766f | 576 | rcu_read_unlock(); |
62da92fb JB |
577 | return err; |
578 | } | |
579 | ||
e8cbb4cb JB |
580 | static int ieee80211_config_default_key(struct wiphy *wiphy, |
581 | struct net_device *dev, | |
dbd2fd65 JB |
582 | u8 key_idx, bool uni, |
583 | bool multi) | |
e8cbb4cb | 584 | { |
ad0e2b5a | 585 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
3b96766f | 586 | |
f7e0104c | 587 | ieee80211_set_default_key(sdata, key_idx, uni, multi); |
e8cbb4cb JB |
588 | |
589 | return 0; | |
590 | } | |
591 | ||
3cfcf6ac JM |
592 | static int ieee80211_config_default_mgmt_key(struct wiphy *wiphy, |
593 | struct net_device *dev, | |
594 | u8 key_idx) | |
595 | { | |
66c52421 | 596 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
3cfcf6ac | 597 | |
3cfcf6ac JM |
598 | ieee80211_set_default_mgmt_key(sdata, key_idx); |
599 | ||
3cfcf6ac JM |
600 | return 0; |
601 | } | |
602 | ||
6b62bf32 TP |
603 | void sta_set_rate_info_tx(struct sta_info *sta, |
604 | const struct ieee80211_tx_rate *rate, | |
605 | struct rate_info *rinfo) | |
606 | { | |
607 | rinfo->flags = 0; | |
8bc83c24 | 608 | if (rate->flags & IEEE80211_TX_RC_MCS) { |
6b62bf32 | 609 | rinfo->flags |= RATE_INFO_FLAGS_MCS; |
8bc83c24 JB |
610 | rinfo->mcs = rate->idx; |
611 | } else if (rate->flags & IEEE80211_TX_RC_VHT_MCS) { | |
612 | rinfo->flags |= RATE_INFO_FLAGS_VHT_MCS; | |
613 | rinfo->mcs = ieee80211_rate_get_vht_mcs(rate); | |
614 | rinfo->nss = ieee80211_rate_get_vht_nss(rate); | |
615 | } else { | |
616 | struct ieee80211_supported_band *sband; | |
2103dec1 SW |
617 | int shift = ieee80211_vif_get_shift(&sta->sdata->vif); |
618 | u16 brate; | |
619 | ||
8bc83c24 JB |
620 | sband = sta->local->hw.wiphy->bands[ |
621 | ieee80211_get_sdata_band(sta->sdata)]; | |
2103dec1 SW |
622 | brate = sband->bitrates[rate->idx].bitrate; |
623 | rinfo->legacy = DIV_ROUND_UP(brate, 1 << shift); | |
8bc83c24 | 624 | } |
6b62bf32 | 625 | if (rate->flags & IEEE80211_TX_RC_40_MHZ_WIDTH) |
b51f3bee JB |
626 | rinfo->bw = RATE_INFO_BW_40; |
627 | else if (rate->flags & IEEE80211_TX_RC_80_MHZ_WIDTH) | |
628 | rinfo->bw = RATE_INFO_BW_80; | |
629 | else if (rate->flags & IEEE80211_TX_RC_160_MHZ_WIDTH) | |
630 | rinfo->bw = RATE_INFO_BW_160; | |
631 | else | |
632 | rinfo->bw = RATE_INFO_BW_20; | |
6b62bf32 TP |
633 | if (rate->flags & IEEE80211_TX_RC_SHORT_GI) |
634 | rinfo->flags |= RATE_INFO_FLAGS_SHORT_GI; | |
6b62bf32 TP |
635 | } |
636 | ||
c5dd9c2b | 637 | static int ieee80211_dump_station(struct wiphy *wiphy, struct net_device *dev, |
3b3a0162 | 638 | int idx, u8 *mac, struct station_info *sinfo) |
c5dd9c2b | 639 | { |
3b53fde8 | 640 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
66572cfc | 641 | struct ieee80211_local *local = sdata->local; |
c5dd9c2b | 642 | struct sta_info *sta; |
d0709a65 JB |
643 | int ret = -ENOENT; |
644 | ||
66572cfc | 645 | mutex_lock(&local->sta_mtx); |
c5dd9c2b | 646 | |
3b53fde8 | 647 | sta = sta_info_get_by_idx(sdata, idx); |
d0709a65 JB |
648 | if (sta) { |
649 | ret = 0; | |
17741cdc | 650 | memcpy(mac, sta->sta.addr, ETH_ALEN); |
d0709a65 JB |
651 | sta_set_sinfo(sta, sinfo); |
652 | } | |
c5dd9c2b | 653 | |
66572cfc | 654 | mutex_unlock(&local->sta_mtx); |
c5dd9c2b | 655 | |
d0709a65 | 656 | return ret; |
c5dd9c2b LCC |
657 | } |
658 | ||
1289723e HS |
659 | static int ieee80211_dump_survey(struct wiphy *wiphy, struct net_device *dev, |
660 | int idx, struct survey_info *survey) | |
661 | { | |
662 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
663 | ||
1289723e HS |
664 | return drv_get_survey(local, idx, survey); |
665 | } | |
666 | ||
7bbdd2d9 | 667 | static int ieee80211_get_station(struct wiphy *wiphy, struct net_device *dev, |
3b3a0162 | 668 | const u8 *mac, struct station_info *sinfo) |
7bbdd2d9 | 669 | { |
abe60632 | 670 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
66572cfc | 671 | struct ieee80211_local *local = sdata->local; |
7bbdd2d9 | 672 | struct sta_info *sta; |
d0709a65 | 673 | int ret = -ENOENT; |
7bbdd2d9 | 674 | |
66572cfc | 675 | mutex_lock(&local->sta_mtx); |
7bbdd2d9 | 676 | |
0e5ded5a | 677 | sta = sta_info_get_bss(sdata, mac); |
d0709a65 JB |
678 | if (sta) { |
679 | ret = 0; | |
680 | sta_set_sinfo(sta, sinfo); | |
681 | } | |
682 | ||
66572cfc | 683 | mutex_unlock(&local->sta_mtx); |
d0709a65 JB |
684 | |
685 | return ret; | |
7bbdd2d9 JB |
686 | } |
687 | ||
55de908a | 688 | static int ieee80211_set_monitor_channel(struct wiphy *wiphy, |
683b6d3b | 689 | struct cfg80211_chan_def *chandef) |
3d9e6e12 JB |
690 | { |
691 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
55de908a JB |
692 | struct ieee80211_sub_if_data *sdata; |
693 | int ret = 0; | |
3d9e6e12 | 694 | |
4bf88530 | 695 | if (cfg80211_chandef_identical(&local->monitor_chandef, chandef)) |
55de908a | 696 | return 0; |
3d9e6e12 | 697 | |
34a3740d | 698 | mutex_lock(&local->mtx); |
55de908a JB |
699 | mutex_lock(&local->iflist_mtx); |
700 | if (local->use_chanctx) { | |
701 | sdata = rcu_dereference_protected( | |
702 | local->monitor_sdata, | |
703 | lockdep_is_held(&local->iflist_mtx)); | |
704 | if (sdata) { | |
705 | ieee80211_vif_release_channel(sdata); | |
4bf88530 | 706 | ret = ieee80211_vif_use_channel(sdata, chandef, |
55de908a JB |
707 | IEEE80211_CHANCTX_EXCLUSIVE); |
708 | } | |
709 | } else if (local->open_count == local->monitors) { | |
675a0b04 | 710 | local->_oper_chandef = *chandef; |
55de908a JB |
711 | ieee80211_hw_config(local, 0); |
712 | } | |
3d9e6e12 | 713 | |
4bf88530 JB |
714 | if (ret == 0) |
715 | local->monitor_chandef = *chandef; | |
55de908a | 716 | mutex_unlock(&local->iflist_mtx); |
34a3740d | 717 | mutex_unlock(&local->mtx); |
3d9e6e12 | 718 | |
55de908a | 719 | return ret; |
e8c9bd5b JB |
720 | } |
721 | ||
02945821 | 722 | static int ieee80211_set_probe_resp(struct ieee80211_sub_if_data *sdata, |
af296bdb MK |
723 | const u8 *resp, size_t resp_len, |
724 | const struct ieee80211_csa_settings *csa) | |
02945821 | 725 | { |
aa7a0080 | 726 | struct probe_resp *new, *old; |
02945821 AN |
727 | |
728 | if (!resp || !resp_len) | |
aba4e6ff | 729 | return 1; |
02945821 | 730 | |
7ca133bc | 731 | old = sdata_dereference(sdata->u.ap.probe_resp, sdata); |
02945821 | 732 | |
aa7a0080 | 733 | new = kzalloc(sizeof(struct probe_resp) + resp_len, GFP_KERNEL); |
02945821 AN |
734 | if (!new) |
735 | return -ENOMEM; | |
736 | ||
aa7a0080 ES |
737 | new->len = resp_len; |
738 | memcpy(new->data, resp, resp_len); | |
02945821 | 739 | |
af296bdb MK |
740 | if (csa) |
741 | memcpy(new->csa_counter_offsets, csa->counter_offsets_presp, | |
742 | csa->n_counter_offsets_presp * | |
743 | sizeof(new->csa_counter_offsets[0])); | |
744 | ||
02945821 | 745 | rcu_assign_pointer(sdata->u.ap.probe_resp, new); |
aa7a0080 ES |
746 | if (old) |
747 | kfree_rcu(old, rcu_head); | |
02945821 AN |
748 | |
749 | return 0; | |
750 | } | |
751 | ||
0ae07968 | 752 | static int ieee80211_assign_beacon(struct ieee80211_sub_if_data *sdata, |
af296bdb MK |
753 | struct cfg80211_beacon_data *params, |
754 | const struct ieee80211_csa_settings *csa) | |
5dfdaf58 JB |
755 | { |
756 | struct beacon_data *new, *old; | |
757 | int new_head_len, new_tail_len; | |
8860020e JB |
758 | int size, err; |
759 | u32 changed = BSS_CHANGED_BEACON; | |
5dfdaf58 | 760 | |
7ca133bc SW |
761 | old = sdata_dereference(sdata->u.ap.beacon, sdata); |
762 | ||
5dfdaf58 | 763 | |
5dfdaf58 JB |
764 | /* Need to have a beacon head if we don't have one yet */ |
765 | if (!params->head && !old) | |
8860020e | 766 | return -EINVAL; |
5dfdaf58 JB |
767 | |
768 | /* new or old head? */ | |
769 | if (params->head) | |
770 | new_head_len = params->head_len; | |
771 | else | |
772 | new_head_len = old->head_len; | |
773 | ||
774 | /* new or old tail? */ | |
775 | if (params->tail || !old) | |
776 | /* params->tail_len will be zero for !params->tail */ | |
777 | new_tail_len = params->tail_len; | |
778 | else | |
779 | new_tail_len = old->tail_len; | |
780 | ||
781 | size = sizeof(*new) + new_head_len + new_tail_len; | |
782 | ||
783 | new = kzalloc(size, GFP_KERNEL); | |
784 | if (!new) | |
785 | return -ENOMEM; | |
786 | ||
787 | /* start filling the new info now */ | |
788 | ||
5dfdaf58 JB |
789 | /* |
790 | * pointers go into the block we allocated, | |
791 | * memory is | beacon_data | head | tail | | |
792 | */ | |
793 | new->head = ((u8 *) new) + sizeof(*new); | |
794 | new->tail = new->head + new_head_len; | |
795 | new->head_len = new_head_len; | |
796 | new->tail_len = new_tail_len; | |
797 | ||
af296bdb MK |
798 | if (csa) { |
799 | new->csa_current_counter = csa->count; | |
800 | memcpy(new->csa_counter_offsets, csa->counter_offsets_beacon, | |
801 | csa->n_counter_offsets_beacon * | |
802 | sizeof(new->csa_counter_offsets[0])); | |
803 | } | |
804 | ||
5dfdaf58 JB |
805 | /* copy in head */ |
806 | if (params->head) | |
807 | memcpy(new->head, params->head, new_head_len); | |
808 | else | |
809 | memcpy(new->head, old->head, new_head_len); | |
810 | ||
811 | /* copy in optional tail */ | |
812 | if (params->tail) | |
813 | memcpy(new->tail, params->tail, new_tail_len); | |
814 | else | |
815 | if (old) | |
816 | memcpy(new->tail, old->tail, new_tail_len); | |
817 | ||
02945821 | 818 | err = ieee80211_set_probe_resp(sdata, params->probe_resp, |
af296bdb | 819 | params->probe_resp_len, csa); |
8860020e JB |
820 | if (err < 0) |
821 | return err; | |
822 | if (err == 0) | |
02945821 AN |
823 | changed |= BSS_CHANGED_AP_PROBE_RESP; |
824 | ||
8860020e JB |
825 | rcu_assign_pointer(sdata->u.ap.beacon, new); |
826 | ||
827 | if (old) | |
828 | kfree_rcu(old, rcu_head); | |
7827493b | 829 | |
8860020e | 830 | return changed; |
5dfdaf58 JB |
831 | } |
832 | ||
8860020e JB |
833 | static int ieee80211_start_ap(struct wiphy *wiphy, struct net_device *dev, |
834 | struct cfg80211_ap_settings *params) | |
5dfdaf58 | 835 | { |
8860020e | 836 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
34a3740d | 837 | struct ieee80211_local *local = sdata->local; |
5dfdaf58 | 838 | struct beacon_data *old; |
665c93a9 | 839 | struct ieee80211_sub_if_data *vlan; |
8860020e JB |
840 | u32 changed = BSS_CHANGED_BEACON_INT | |
841 | BSS_CHANGED_BEACON_ENABLED | | |
842 | BSS_CHANGED_BEACON | | |
339afbf4 | 843 | BSS_CHANGED_SSID | |
4bcc56bb JB |
844 | BSS_CHANGED_P2P_PS | |
845 | BSS_CHANGED_TXPOWER; | |
8860020e | 846 | int err; |
14db74bc | 847 | |
7ca133bc | 848 | old = sdata_dereference(sdata->u.ap.beacon, sdata); |
5dfdaf58 JB |
849 | if (old) |
850 | return -EALREADY; | |
851 | ||
f6993174 EP |
852 | switch (params->smps_mode) { |
853 | case NL80211_SMPS_OFF: | |
854 | sdata->smps_mode = IEEE80211_SMPS_OFF; | |
855 | break; | |
856 | case NL80211_SMPS_STATIC: | |
857 | sdata->smps_mode = IEEE80211_SMPS_STATIC; | |
858 | break; | |
859 | case NL80211_SMPS_DYNAMIC: | |
860 | sdata->smps_mode = IEEE80211_SMPS_DYNAMIC; | |
861 | break; | |
862 | default: | |
863 | return -EINVAL; | |
864 | } | |
04ecd257 JB |
865 | sdata->needed_rx_chains = sdata->local->rx_chains; |
866 | ||
ac668afe JB |
867 | sdata->vif.bss_conf.beacon_int = params->beacon_interval; |
868 | ||
34a3740d | 869 | mutex_lock(&local->mtx); |
4bf88530 | 870 | err = ieee80211_vif_use_channel(sdata, ¶ms->chandef, |
55de908a | 871 | IEEE80211_CHANCTX_SHARED); |
4e141dad MK |
872 | if (!err) |
873 | ieee80211_vif_copy_chanctx_to_vlans(sdata, false); | |
34a3740d | 874 | mutex_unlock(&local->mtx); |
aa430da4 JB |
875 | if (err) |
876 | return err; | |
877 | ||
665c93a9 JB |
878 | /* |
879 | * Apply control port protocol, this allows us to | |
880 | * not encrypt dynamic WEP control frames. | |
881 | */ | |
882 | sdata->control_port_protocol = params->crypto.control_port_ethertype; | |
883 | sdata->control_port_no_encrypt = params->crypto.control_port_no_encrypt; | |
2475b1cc MS |
884 | sdata->encrypt_headroom = ieee80211_cs_headroom(sdata->local, |
885 | ¶ms->crypto, | |
886 | sdata->vif.type); | |
887 | ||
665c93a9 JB |
888 | list_for_each_entry(vlan, &sdata->u.ap.vlans, u.vlan.list) { |
889 | vlan->control_port_protocol = | |
890 | params->crypto.control_port_ethertype; | |
891 | vlan->control_port_no_encrypt = | |
892 | params->crypto.control_port_no_encrypt; | |
2475b1cc MS |
893 | vlan->encrypt_headroom = |
894 | ieee80211_cs_headroom(sdata->local, | |
895 | ¶ms->crypto, | |
896 | vlan->vif.type); | |
665c93a9 JB |
897 | } |
898 | ||
8860020e | 899 | sdata->vif.bss_conf.dtim_period = params->dtim_period; |
d6a83228 | 900 | sdata->vif.bss_conf.enable_beacon = true; |
52cfa1d6 | 901 | sdata->vif.bss_conf.allow_p2p_go_ps = sdata->vif.p2p; |
8860020e JB |
902 | |
903 | sdata->vif.bss_conf.ssid_len = params->ssid_len; | |
904 | if (params->ssid_len) | |
905 | memcpy(sdata->vif.bss_conf.ssid, params->ssid, | |
906 | params->ssid_len); | |
907 | sdata->vif.bss_conf.hidden_ssid = | |
908 | (params->hidden_ssid != NL80211_HIDDEN_SSID_NOT_IN_USE); | |
909 | ||
67baf663 JD |
910 | memset(&sdata->vif.bss_conf.p2p_noa_attr, 0, |
911 | sizeof(sdata->vif.bss_conf.p2p_noa_attr)); | |
912 | sdata->vif.bss_conf.p2p_noa_attr.oppps_ctwindow = | |
913 | params->p2p_ctwindow & IEEE80211_P2P_OPPPS_CTWINDOW_MASK; | |
914 | if (params->p2p_opp_ps) | |
915 | sdata->vif.bss_conf.p2p_noa_attr.oppps_ctwindow |= | |
916 | IEEE80211_P2P_OPPPS_ENABLE_BIT; | |
339afbf4 | 917 | |
af296bdb | 918 | err = ieee80211_assign_beacon(sdata, ¶ms->beacon, NULL); |
0297ea17 EG |
919 | if (err < 0) { |
920 | ieee80211_vif_release_channel(sdata); | |
8860020e | 921 | return err; |
0297ea17 | 922 | } |
8860020e JB |
923 | changed |= err; |
924 | ||
1041638f JB |
925 | err = drv_start_ap(sdata->local, sdata); |
926 | if (err) { | |
7ca133bc SW |
927 | old = sdata_dereference(sdata->u.ap.beacon, sdata); |
928 | ||
1041638f JB |
929 | if (old) |
930 | kfree_rcu(old, rcu_head); | |
931 | RCU_INIT_POINTER(sdata->u.ap.beacon, NULL); | |
0297ea17 | 932 | ieee80211_vif_release_channel(sdata); |
1041638f JB |
933 | return err; |
934 | } | |
935 | ||
057d5f4b | 936 | ieee80211_recalc_dtim(local, sdata); |
8860020e JB |
937 | ieee80211_bss_info_change_notify(sdata, changed); |
938 | ||
3edaf3e6 JB |
939 | netif_carrier_on(dev); |
940 | list_for_each_entry(vlan, &sdata->u.ap.vlans, u.vlan.list) | |
941 | netif_carrier_on(vlan->dev); | |
942 | ||
665c93a9 | 943 | return 0; |
5dfdaf58 JB |
944 | } |
945 | ||
8860020e JB |
946 | static int ieee80211_change_beacon(struct wiphy *wiphy, struct net_device *dev, |
947 | struct cfg80211_beacon_data *params) | |
5dfdaf58 | 948 | { |
14db74bc | 949 | struct ieee80211_sub_if_data *sdata; |
5dfdaf58 | 950 | struct beacon_data *old; |
8860020e | 951 | int err; |
5dfdaf58 | 952 | |
14db74bc | 953 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
dbd72850 | 954 | sdata_assert_lock(sdata); |
14db74bc | 955 | |
73da7d5b SW |
956 | /* don't allow changing the beacon while CSA is in place - offset |
957 | * of channel switch counter may change | |
958 | */ | |
959 | if (sdata->vif.csa_active) | |
960 | return -EBUSY; | |
961 | ||
7ca133bc | 962 | old = sdata_dereference(sdata->u.ap.beacon, sdata); |
5dfdaf58 JB |
963 | if (!old) |
964 | return -ENOENT; | |
965 | ||
af296bdb | 966 | err = ieee80211_assign_beacon(sdata, params, NULL); |
8860020e JB |
967 | if (err < 0) |
968 | return err; | |
969 | ieee80211_bss_info_change_notify(sdata, err); | |
970 | return 0; | |
5dfdaf58 JB |
971 | } |
972 | ||
8860020e | 973 | static int ieee80211_stop_ap(struct wiphy *wiphy, struct net_device *dev) |
5dfdaf58 | 974 | { |
7b20b8e8 JB |
975 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
976 | struct ieee80211_sub_if_data *vlan; | |
977 | struct ieee80211_local *local = sdata->local; | |
978 | struct beacon_data *old_beacon; | |
979 | struct probe_resp *old_probe_resp; | |
d2859df5 | 980 | struct cfg80211_chan_def chandef; |
14db74bc | 981 | |
dbd72850 MK |
982 | sdata_assert_lock(sdata); |
983 | ||
7ca133bc | 984 | old_beacon = sdata_dereference(sdata->u.ap.beacon, sdata); |
7b20b8e8 | 985 | if (!old_beacon) |
5dfdaf58 | 986 | return -ENOENT; |
7ca133bc | 987 | old_probe_resp = sdata_dereference(sdata->u.ap.probe_resp, sdata); |
5dfdaf58 | 988 | |
73da7d5b | 989 | /* abort any running channel switch */ |
59af6928 | 990 | mutex_lock(&local->mtx); |
73da7d5b | 991 | sdata->vif.csa_active = false; |
a46992b4 LC |
992 | if (sdata->csa_block_tx) { |
993 | ieee80211_wake_vif_queues(local, sdata, | |
994 | IEEE80211_QUEUE_STOP_REASON_CSA); | |
995 | sdata->csa_block_tx = false; | |
996 | } | |
997 | ||
59af6928 MK |
998 | mutex_unlock(&local->mtx); |
999 | ||
1f3b8a2b SW |
1000 | kfree(sdata->u.ap.next_beacon); |
1001 | sdata->u.ap.next_beacon = NULL; | |
1002 | ||
7b20b8e8 | 1003 | /* turn off carrier for this interface and dependent VLANs */ |
3edaf3e6 JB |
1004 | list_for_each_entry(vlan, &sdata->u.ap.vlans, u.vlan.list) |
1005 | netif_carrier_off(vlan->dev); | |
1006 | netif_carrier_off(dev); | |
1007 | ||
7b20b8e8 | 1008 | /* remove beacon and probe response */ |
a9b3cd7f | 1009 | RCU_INIT_POINTER(sdata->u.ap.beacon, NULL); |
7b20b8e8 JB |
1010 | RCU_INIT_POINTER(sdata->u.ap.probe_resp, NULL); |
1011 | kfree_rcu(old_beacon, rcu_head); | |
1012 | if (old_probe_resp) | |
1013 | kfree_rcu(old_probe_resp, rcu_head); | |
8ffcc704 | 1014 | sdata->u.ap.driver_smps_mode = IEEE80211_SMPS_OFF; |
8860020e | 1015 | |
e716251d | 1016 | __sta_info_flush(sdata, true); |
7907c7d3 | 1017 | ieee80211_free_keys(sdata, true); |
75de9113 | 1018 | |
d6a83228 | 1019 | sdata->vif.bss_conf.enable_beacon = false; |
0eabccd9 | 1020 | sdata->vif.bss_conf.ssid_len = 0; |
d6a83228 | 1021 | clear_bit(SDATA_STATE_OFFCHANNEL_BEACON_STOPPED, &sdata->state); |
2d0ddec5 | 1022 | ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BEACON_ENABLED); |
8860020e | 1023 | |
a6b368f6 | 1024 | if (sdata->wdev.cac_started) { |
d2859df5 | 1025 | chandef = sdata->vif.bss_conf.chandef; |
a6b368f6 | 1026 | cancel_delayed_work_sync(&sdata->dfs_cac_timer_work); |
d2859df5 JD |
1027 | cfg80211_cac_event(sdata->dev, &chandef, |
1028 | NL80211_RADAR_CAC_ABORTED, | |
a6b368f6 SW |
1029 | GFP_KERNEL); |
1030 | } | |
1031 | ||
1041638f JB |
1032 | drv_stop_ap(sdata->local, sdata); |
1033 | ||
7b20b8e8 JB |
1034 | /* free all potentially still buffered bcast frames */ |
1035 | local->total_ps_buffered -= skb_queue_len(&sdata->u.ap.ps.bc_buf); | |
6b07d9ca | 1036 | ieee80211_purge_tx_queue(&local->hw, &sdata->u.ap.ps.bc_buf); |
7b20b8e8 | 1037 | |
34a3740d | 1038 | mutex_lock(&local->mtx); |
4e141dad | 1039 | ieee80211_vif_copy_chanctx_to_vlans(sdata, true); |
55de908a | 1040 | ieee80211_vif_release_channel(sdata); |
34a3740d | 1041 | mutex_unlock(&local->mtx); |
55de908a | 1042 | |
2d0ddec5 | 1043 | return 0; |
5dfdaf58 JB |
1044 | } |
1045 | ||
4fd6931e JB |
1046 | /* Layer 2 Update frame (802.2 Type 1 LLC XID Update response) */ |
1047 | struct iapp_layer2_update { | |
1048 | u8 da[ETH_ALEN]; /* broadcast */ | |
1049 | u8 sa[ETH_ALEN]; /* STA addr */ | |
1050 | __be16 len; /* 6 */ | |
1051 | u8 dsap; /* 0 */ | |
1052 | u8 ssap; /* 0 */ | |
1053 | u8 control; | |
1054 | u8 xid_info[3]; | |
bc10502d | 1055 | } __packed; |
4fd6931e JB |
1056 | |
1057 | static void ieee80211_send_layer2_update(struct sta_info *sta) | |
1058 | { | |
1059 | struct iapp_layer2_update *msg; | |
1060 | struct sk_buff *skb; | |
1061 | ||
1062 | /* Send Level 2 Update Frame to update forwarding tables in layer 2 | |
1063 | * bridge devices */ | |
1064 | ||
1065 | skb = dev_alloc_skb(sizeof(*msg)); | |
1066 | if (!skb) | |
1067 | return; | |
1068 | msg = (struct iapp_layer2_update *)skb_put(skb, sizeof(*msg)); | |
1069 | ||
1070 | /* 802.2 Type 1 Logical Link Control (LLC) Exchange Identifier (XID) | |
1071 | * Update response frame; IEEE Std 802.2-1998, 5.4.1.2.1 */ | |
1072 | ||
e83e6541 | 1073 | eth_broadcast_addr(msg->da); |
17741cdc | 1074 | memcpy(msg->sa, sta->sta.addr, ETH_ALEN); |
4fd6931e JB |
1075 | msg->len = htons(6); |
1076 | msg->dsap = 0; | |
1077 | msg->ssap = 0x01; /* NULL LSAP, CR Bit: Response */ | |
1078 | msg->control = 0xaf; /* XID response lsb.1111F101. | |
1079 | * F=0 (no poll command; unsolicited frame) */ | |
1080 | msg->xid_info[0] = 0x81; /* XID format identifier */ | |
1081 | msg->xid_info[1] = 1; /* LLC types/classes: Type 1 LLC */ | |
1082 | msg->xid_info[2] = 0; /* XID sender's receive window size (RW) */ | |
1083 | ||
d0709a65 JB |
1084 | skb->dev = sta->sdata->dev; |
1085 | skb->protocol = eth_type_trans(skb, sta->sdata->dev); | |
4fd6931e | 1086 | memset(skb->cb, 0, sizeof(skb->cb)); |
06ee1c26 | 1087 | netif_rx_ni(skb); |
4fd6931e JB |
1088 | } |
1089 | ||
d582cffb JB |
1090 | static int sta_apply_auth_flags(struct ieee80211_local *local, |
1091 | struct sta_info *sta, | |
1092 | u32 mask, u32 set) | |
1093 | { | |
1094 | int ret; | |
1095 | ||
1096 | if (mask & BIT(NL80211_STA_FLAG_AUTHENTICATED) && | |
1097 | set & BIT(NL80211_STA_FLAG_AUTHENTICATED) && | |
1098 | !test_sta_flag(sta, WLAN_STA_AUTH)) { | |
1099 | ret = sta_info_move_state(sta, IEEE80211_STA_AUTH); | |
1100 | if (ret) | |
1101 | return ret; | |
1102 | } | |
1103 | ||
1104 | if (mask & BIT(NL80211_STA_FLAG_ASSOCIATED) && | |
1105 | set & BIT(NL80211_STA_FLAG_ASSOCIATED) && | |
1106 | !test_sta_flag(sta, WLAN_STA_ASSOC)) { | |
c23e31cf MP |
1107 | /* |
1108 | * When peer becomes associated, init rate control as | |
1109 | * well. Some drivers require rate control initialized | |
1110 | * before drv_sta_state() is called. | |
1111 | */ | |
44674d9c | 1112 | if (!test_sta_flag(sta, WLAN_STA_RATE_CONTROL)) |
c23e31cf MP |
1113 | rate_control_rate_init(sta); |
1114 | ||
d582cffb JB |
1115 | ret = sta_info_move_state(sta, IEEE80211_STA_ASSOC); |
1116 | if (ret) | |
1117 | return ret; | |
1118 | } | |
1119 | ||
1120 | if (mask & BIT(NL80211_STA_FLAG_AUTHORIZED)) { | |
1121 | if (set & BIT(NL80211_STA_FLAG_AUTHORIZED)) | |
1122 | ret = sta_info_move_state(sta, IEEE80211_STA_AUTHORIZED); | |
1123 | else if (test_sta_flag(sta, WLAN_STA_AUTHORIZED)) | |
1124 | ret = sta_info_move_state(sta, IEEE80211_STA_ASSOC); | |
1125 | else | |
1126 | ret = 0; | |
1127 | if (ret) | |
1128 | return ret; | |
1129 | } | |
1130 | ||
1131 | if (mask & BIT(NL80211_STA_FLAG_ASSOCIATED) && | |
1132 | !(set & BIT(NL80211_STA_FLAG_ASSOCIATED)) && | |
1133 | test_sta_flag(sta, WLAN_STA_ASSOC)) { | |
1134 | ret = sta_info_move_state(sta, IEEE80211_STA_AUTH); | |
1135 | if (ret) | |
1136 | return ret; | |
1137 | } | |
1138 | ||
1139 | if (mask & BIT(NL80211_STA_FLAG_AUTHENTICATED) && | |
1140 | !(set & BIT(NL80211_STA_FLAG_AUTHENTICATED)) && | |
1141 | test_sta_flag(sta, WLAN_STA_AUTH)) { | |
1142 | ret = sta_info_move_state(sta, IEEE80211_STA_NONE); | |
1143 | if (ret) | |
1144 | return ret; | |
1145 | } | |
1146 | ||
1147 | return 0; | |
1148 | } | |
1149 | ||
13657702 JB |
1150 | static void sta_apply_mesh_params(struct ieee80211_local *local, |
1151 | struct sta_info *sta, | |
1152 | struct station_parameters *params) | |
1153 | { | |
1154 | #ifdef CONFIG_MAC80211_MESH | |
1155 | struct ieee80211_sub_if_data *sdata = sta->sdata; | |
1156 | u32 changed = 0; | |
1157 | ||
1158 | if (params->sta_modify_mask & STATION_PARAM_APPLY_PLINK_STATE) { | |
1159 | switch (params->plink_state) { | |
1160 | case NL80211_PLINK_ESTAB: | |
1161 | if (sta->mesh->plink_state != NL80211_PLINK_ESTAB) | |
1162 | changed = mesh_plink_inc_estab_count(sdata); | |
1163 | sta->mesh->plink_state = params->plink_state; | |
7d27a0ba | 1164 | sta->mesh->aid = params->peer_aid; |
13657702 JB |
1165 | |
1166 | ieee80211_mps_sta_status_update(sta); | |
1167 | changed |= ieee80211_mps_set_sta_local_pm(sta, | |
1168 | sdata->u.mesh.mshcfg.power_mode); | |
1169 | break; | |
1170 | case NL80211_PLINK_LISTEN: | |
1171 | case NL80211_PLINK_BLOCKED: | |
1172 | case NL80211_PLINK_OPN_SNT: | |
1173 | case NL80211_PLINK_OPN_RCVD: | |
1174 | case NL80211_PLINK_CNF_RCVD: | |
1175 | case NL80211_PLINK_HOLDING: | |
1176 | if (sta->mesh->plink_state == NL80211_PLINK_ESTAB) | |
1177 | changed = mesh_plink_dec_estab_count(sdata); | |
1178 | sta->mesh->plink_state = params->plink_state; | |
1179 | ||
1180 | ieee80211_mps_sta_status_update(sta); | |
1181 | changed |= ieee80211_mps_set_sta_local_pm(sta, | |
1182 | NL80211_MESH_POWER_UNKNOWN); | |
1183 | break; | |
1184 | default: | |
1185 | /* nothing */ | |
1186 | break; | |
1187 | } | |
1188 | } | |
1189 | ||
1190 | switch (params->plink_action) { | |
1191 | case NL80211_PLINK_ACTION_NO_ACTION: | |
1192 | /* nothing */ | |
1193 | break; | |
1194 | case NL80211_PLINK_ACTION_OPEN: | |
1195 | changed |= mesh_plink_open(sta); | |
1196 | break; | |
1197 | case NL80211_PLINK_ACTION_BLOCK: | |
1198 | changed |= mesh_plink_block(sta); | |
1199 | break; | |
1200 | } | |
1201 | ||
1202 | if (params->local_pm) | |
1203 | changed |= ieee80211_mps_set_sta_local_pm(sta, | |
1204 | params->local_pm); | |
1205 | ||
1206 | ieee80211_mbss_info_change_notify(sdata, changed); | |
1207 | #endif | |
1208 | } | |
1209 | ||
d9a7ddb0 JB |
1210 | static int sta_apply_parameters(struct ieee80211_local *local, |
1211 | struct sta_info *sta, | |
1212 | struct station_parameters *params) | |
4fd6931e | 1213 | { |
d9a7ddb0 | 1214 | int ret = 0; |
8318d78a | 1215 | struct ieee80211_supported_band *sband; |
d0709a65 | 1216 | struct ieee80211_sub_if_data *sdata = sta->sdata; |
57fbcce3 | 1217 | enum nl80211_band band = ieee80211_get_sdata_band(sdata); |
eccb8e8f | 1218 | u32 mask, set; |
4fd6931e | 1219 | |
55de908a | 1220 | sband = local->hw.wiphy->bands[band]; |
ae5eb026 | 1221 | |
eccb8e8f JB |
1222 | mask = params->sta_flags_mask; |
1223 | set = params->sta_flags_set; | |
73651ee6 | 1224 | |
d582cffb JB |
1225 | if (ieee80211_vif_is_mesh(&sdata->vif)) { |
1226 | /* | |
1227 | * In mesh mode, ASSOCIATED isn't part of the nl80211 | |
1228 | * API but must follow AUTHENTICATED for driver state. | |
1229 | */ | |
1230 | if (mask & BIT(NL80211_STA_FLAG_AUTHENTICATED)) | |
1231 | mask |= BIT(NL80211_STA_FLAG_ASSOCIATED); | |
1232 | if (set & BIT(NL80211_STA_FLAG_AUTHENTICATED)) | |
1233 | set |= BIT(NL80211_STA_FLAG_ASSOCIATED); | |
77ee7c89 JB |
1234 | } else if (test_sta_flag(sta, WLAN_STA_TDLS_PEER)) { |
1235 | /* | |
1236 | * TDLS -- everything follows authorized, but | |
1237 | * only becoming authorized is possible, not | |
1238 | * going back | |
1239 | */ | |
1240 | if (set & BIT(NL80211_STA_FLAG_AUTHORIZED)) { | |
1241 | set |= BIT(NL80211_STA_FLAG_AUTHENTICATED) | | |
1242 | BIT(NL80211_STA_FLAG_ASSOCIATED); | |
1243 | mask |= BIT(NL80211_STA_FLAG_AUTHENTICATED) | | |
1244 | BIT(NL80211_STA_FLAG_ASSOCIATED); | |
1245 | } | |
eccb8e8f | 1246 | } |
4fd6931e | 1247 | |
2c44be81 JB |
1248 | if (mask & BIT(NL80211_STA_FLAG_WME) && |
1249 | local->hw.queues >= IEEE80211_NUM_ACS) | |
1250 | sta->sta.wme = set & BIT(NL80211_STA_FLAG_WME); | |
1251 | ||
44674d9c AB |
1252 | /* auth flags will be set later for TDLS, |
1253 | * and for unassociated stations that move to assocaited */ | |
1254 | if (!test_sta_flag(sta, WLAN_STA_TDLS_PEER) && | |
1255 | !((mask & BIT(NL80211_STA_FLAG_ASSOCIATED)) && | |
1256 | (set & BIT(NL80211_STA_FLAG_ASSOCIATED)))) { | |
68885a54 AN |
1257 | ret = sta_apply_auth_flags(local, sta, mask, set); |
1258 | if (ret) | |
1259 | return ret; | |
1260 | } | |
d9a7ddb0 | 1261 | |
eccb8e8f | 1262 | if (mask & BIT(NL80211_STA_FLAG_SHORT_PREAMBLE)) { |
eccb8e8f | 1263 | if (set & BIT(NL80211_STA_FLAG_SHORT_PREAMBLE)) |
c2c98fde JB |
1264 | set_sta_flag(sta, WLAN_STA_SHORT_PREAMBLE); |
1265 | else | |
1266 | clear_sta_flag(sta, WLAN_STA_SHORT_PREAMBLE); | |
eccb8e8f | 1267 | } |
4fd6931e | 1268 | |
eccb8e8f | 1269 | if (mask & BIT(NL80211_STA_FLAG_MFP)) { |
93f0490e | 1270 | sta->sta.mfp = !!(set & BIT(NL80211_STA_FLAG_MFP)); |
eccb8e8f | 1271 | if (set & BIT(NL80211_STA_FLAG_MFP)) |
c2c98fde JB |
1272 | set_sta_flag(sta, WLAN_STA_MFP); |
1273 | else | |
1274 | clear_sta_flag(sta, WLAN_STA_MFP); | |
4fd6931e | 1275 | } |
b39c48fa | 1276 | |
07ba55d7 | 1277 | if (mask & BIT(NL80211_STA_FLAG_TDLS_PEER)) { |
07ba55d7 | 1278 | if (set & BIT(NL80211_STA_FLAG_TDLS_PEER)) |
c2c98fde JB |
1279 | set_sta_flag(sta, WLAN_STA_TDLS_PEER); |
1280 | else | |
1281 | clear_sta_flag(sta, WLAN_STA_TDLS_PEER); | |
07ba55d7 | 1282 | } |
4fd6931e | 1283 | |
9041c1fa AN |
1284 | /* mark TDLS channel switch support, if the AP allows it */ |
1285 | if (test_sta_flag(sta, WLAN_STA_TDLS_PEER) && | |
1286 | !sdata->u.mgd.tdls_chan_switch_prohibited && | |
1287 | params->ext_capab_len >= 4 && | |
1288 | params->ext_capab[3] & WLAN_EXT_CAPA4_TDLS_CHAN_SWITCH) | |
1289 | set_sta_flag(sta, WLAN_STA_TDLS_CHAN_SWITCH); | |
1290 | ||
b98fb44f | 1291 | if (test_sta_flag(sta, WLAN_STA_TDLS_PEER) && |
82c0cc90 | 1292 | !sdata->u.mgd.tdls_wider_bw_prohibited && |
b98fb44f AN |
1293 | ieee80211_hw_check(&local->hw, TDLS_WIDER_BW) && |
1294 | params->ext_capab_len >= 8 && | |
1295 | params->ext_capab[7] & WLAN_EXT_CAPA8_TDLS_WIDE_BW_ENABLED) | |
1296 | set_sta_flag(sta, WLAN_STA_TDLS_WIDER_BW); | |
1297 | ||
3b9ce80c JB |
1298 | if (params->sta_modify_mask & STATION_PARAM_APPLY_UAPSD) { |
1299 | sta->sta.uapsd_queues = params->uapsd_queues; | |
1300 | sta->sta.max_sp = params->max_sp; | |
1301 | } | |
9533b4ac | 1302 | |
506bcfa8 EG |
1303 | /* The sender might not have sent the last bit, consider it to be 0 */ |
1304 | if (params->ext_capab_len >= 8) { | |
1305 | u8 val = (params->ext_capab[7] & | |
1306 | WLAN_EXT_CAPA8_MAX_MSDU_IN_AMSDU_LSB) >> 7; | |
1307 | ||
1308 | /* we did get all the bits, take the MSB as well */ | |
1309 | if (params->ext_capab_len >= 9) { | |
1310 | u8 val_msb = params->ext_capab[8] & | |
1311 | WLAN_EXT_CAPA9_MAX_MSDU_IN_AMSDU_MSB; | |
1312 | val_msb <<= 1; | |
1313 | val |= val_msb; | |
1314 | } | |
1315 | ||
1316 | switch (val) { | |
1317 | case 1: | |
1318 | sta->sta.max_amsdu_subframes = 32; | |
1319 | break; | |
1320 | case 2: | |
1321 | sta->sta.max_amsdu_subframes = 16; | |
1322 | break; | |
1323 | case 3: | |
1324 | sta->sta.max_amsdu_subframes = 8; | |
1325 | break; | |
1326 | default: | |
1327 | sta->sta.max_amsdu_subframes = 0; | |
1328 | } | |
1329 | } | |
1330 | ||
51b50fbe JB |
1331 | /* |
1332 | * cfg80211 validates this (1-2007) and allows setting the AID | |
1333 | * only when creating a new station entry | |
1334 | */ | |
1335 | if (params->aid) | |
1336 | sta->sta.aid = params->aid; | |
1337 | ||
73651ee6 | 1338 | /* |
ba23d206 JB |
1339 | * Some of the following updates would be racy if called on an |
1340 | * existing station, via ieee80211_change_station(). However, | |
1341 | * all such changes are rejected by cfg80211 except for updates | |
1342 | * changing the supported rates on an existing but not yet used | |
1343 | * TDLS peer. | |
73651ee6 JB |
1344 | */ |
1345 | ||
4fd6931e JB |
1346 | if (params->listen_interval >= 0) |
1347 | sta->listen_interval = params->listen_interval; | |
1348 | ||
1349 | if (params->supported_rates) { | |
2103dec1 SW |
1350 | ieee80211_parse_bitrates(&sdata->vif.bss_conf.chandef, |
1351 | sband, params->supported_rates, | |
1352 | params->supported_rates_len, | |
1353 | &sta->sta.supp_rates[band]); | |
4fd6931e | 1354 | } |
c5dd9c2b | 1355 | |
d9fe60de | 1356 | if (params->ht_capa) |
ef96a842 | 1357 | ieee80211_ht_cap_ie_to_sta_ht_cap(sdata, sband, |
e1a0c6b3 | 1358 | params->ht_capa, sta); |
36aedc90 | 1359 | |
506bcfa8 | 1360 | /* VHT can override some HT caps such as the A-MSDU max length */ |
f461be3e MP |
1361 | if (params->vht_capa) |
1362 | ieee80211_vht_cap_ie_to_sta_vht_cap(sdata, sband, | |
4a34215e | 1363 | params->vht_capa, sta); |
f461be3e | 1364 | |
b1bce14a | 1365 | if (params->opmode_notif_used) { |
b1bce14a MK |
1366 | /* returned value is only needed for rc update, but the |
1367 | * rc isn't initialized here yet, so ignore it | |
1368 | */ | |
1369 | __ieee80211_vht_handle_opmode(sdata, sta, | |
cf1e05c6 | 1370 | params->opmode_notif, band); |
b1bce14a MK |
1371 | } |
1372 | ||
52cfa1d6 AB |
1373 | if (params->support_p2p_ps >= 0) |
1374 | sta->sta.support_p2p_ps = params->support_p2p_ps; | |
1375 | ||
13657702 JB |
1376 | if (ieee80211_vif_is_mesh(&sdata->vif)) |
1377 | sta_apply_mesh_params(local, sta, params); | |
d9a7ddb0 | 1378 | |
68885a54 | 1379 | /* set the STA state after all sta info from usermode has been set */ |
44674d9c AB |
1380 | if (test_sta_flag(sta, WLAN_STA_TDLS_PEER) || |
1381 | set & BIT(NL80211_STA_FLAG_ASSOCIATED)) { | |
68885a54 AN |
1382 | ret = sta_apply_auth_flags(local, sta, mask, set); |
1383 | if (ret) | |
1384 | return ret; | |
1385 | } | |
1386 | ||
d9a7ddb0 | 1387 | return 0; |
4fd6931e JB |
1388 | } |
1389 | ||
1390 | static int ieee80211_add_station(struct wiphy *wiphy, struct net_device *dev, | |
3b3a0162 JB |
1391 | const u8 *mac, |
1392 | struct station_parameters *params) | |
4fd6931e | 1393 | { |
14db74bc | 1394 | struct ieee80211_local *local = wiphy_priv(wiphy); |
4fd6931e JB |
1395 | struct sta_info *sta; |
1396 | struct ieee80211_sub_if_data *sdata; | |
73651ee6 | 1397 | int err; |
b8d476c8 | 1398 | int layer2_update; |
4fd6931e | 1399 | |
4fd6931e JB |
1400 | if (params->vlan) { |
1401 | sdata = IEEE80211_DEV_TO_SUB_IF(params->vlan); | |
1402 | ||
05c914fe JB |
1403 | if (sdata->vif.type != NL80211_IFTYPE_AP_VLAN && |
1404 | sdata->vif.type != NL80211_IFTYPE_AP) | |
4fd6931e JB |
1405 | return -EINVAL; |
1406 | } else | |
1407 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
1408 | ||
b203ca39 | 1409 | if (ether_addr_equal(mac, sdata->vif.addr)) |
03e4497e JB |
1410 | return -EINVAL; |
1411 | ||
1412 | if (is_multicast_ether_addr(mac)) | |
1413 | return -EINVAL; | |
1414 | ||
1415 | sta = sta_info_alloc(sdata, mac, GFP_KERNEL); | |
73651ee6 JB |
1416 | if (!sta) |
1417 | return -ENOMEM; | |
4fd6931e | 1418 | |
44674d9c AB |
1419 | if (params->sta_flags_set & BIT(NL80211_STA_FLAG_TDLS_PEER)) |
1420 | sta->sta.tdls = true; | |
4fd6931e | 1421 | |
d9a7ddb0 JB |
1422 | err = sta_apply_parameters(local, sta, params); |
1423 | if (err) { | |
1424 | sta_info_free(local, sta); | |
1425 | return err; | |
1426 | } | |
4fd6931e | 1427 | |
d64cf63e | 1428 | /* |
44674d9c AB |
1429 | * for TDLS and for unassociated station, rate control should be |
1430 | * initialized only when rates are known and station is marked | |
1431 | * authorized/associated | |
d64cf63e | 1432 | */ |
44674d9c AB |
1433 | if (!test_sta_flag(sta, WLAN_STA_TDLS_PEER) && |
1434 | test_sta_flag(sta, WLAN_STA_ASSOC)) | |
d64cf63e | 1435 | rate_control_rate_init(sta); |
4fd6931e | 1436 | |
b8d476c8 JM |
1437 | layer2_update = sdata->vif.type == NL80211_IFTYPE_AP_VLAN || |
1438 | sdata->vif.type == NL80211_IFTYPE_AP; | |
1439 | ||
34e89507 | 1440 | err = sta_info_insert_rcu(sta); |
73651ee6 | 1441 | if (err) { |
73651ee6 JB |
1442 | rcu_read_unlock(); |
1443 | return err; | |
1444 | } | |
1445 | ||
b8d476c8 | 1446 | if (layer2_update) |
73651ee6 JB |
1447 | ieee80211_send_layer2_update(sta); |
1448 | ||
1449 | rcu_read_unlock(); | |
1450 | ||
4fd6931e JB |
1451 | return 0; |
1452 | } | |
1453 | ||
1454 | static int ieee80211_del_station(struct wiphy *wiphy, struct net_device *dev, | |
89c771e5 | 1455 | struct station_del_parameters *params) |
4fd6931e | 1456 | { |
14db74bc | 1457 | struct ieee80211_sub_if_data *sdata; |
4fd6931e | 1458 | |
14db74bc JB |
1459 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
1460 | ||
89c771e5 JM |
1461 | if (params->mac) |
1462 | return sta_info_destroy_addr_bss(sdata, params->mac); | |
4fd6931e | 1463 | |
b998e8bb | 1464 | sta_info_flush(sdata); |
4fd6931e JB |
1465 | return 0; |
1466 | } | |
1467 | ||
1468 | static int ieee80211_change_station(struct wiphy *wiphy, | |
3b3a0162 | 1469 | struct net_device *dev, const u8 *mac, |
4fd6931e JB |
1470 | struct station_parameters *params) |
1471 | { | |
abe60632 | 1472 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
14db74bc | 1473 | struct ieee80211_local *local = wiphy_priv(wiphy); |
4fd6931e JB |
1474 | struct sta_info *sta; |
1475 | struct ieee80211_sub_if_data *vlansdata; | |
77ee7c89 | 1476 | enum cfg80211_station_type statype; |
35b88623 | 1477 | int err; |
4fd6931e | 1478 | |
87be1e1e | 1479 | mutex_lock(&local->sta_mtx); |
98dd6a57 | 1480 | |
0e5ded5a | 1481 | sta = sta_info_get_bss(sdata, mac); |
98dd6a57 | 1482 | if (!sta) { |
77ee7c89 JB |
1483 | err = -ENOENT; |
1484 | goto out_err; | |
98dd6a57 | 1485 | } |
4fd6931e | 1486 | |
77ee7c89 JB |
1487 | switch (sdata->vif.type) { |
1488 | case NL80211_IFTYPE_MESH_POINT: | |
a6dad6a2 | 1489 | if (sdata->u.mesh.user_mpm) |
eef941e6 | 1490 | statype = CFG80211_STA_MESH_PEER_USER; |
77ee7c89 | 1491 | else |
eef941e6 | 1492 | statype = CFG80211_STA_MESH_PEER_KERNEL; |
77ee7c89 JB |
1493 | break; |
1494 | case NL80211_IFTYPE_ADHOC: | |
1495 | statype = CFG80211_STA_IBSS; | |
1496 | break; | |
1497 | case NL80211_IFTYPE_STATION: | |
1498 | if (!test_sta_flag(sta, WLAN_STA_TDLS_PEER)) { | |
1499 | statype = CFG80211_STA_AP_STA; | |
1500 | break; | |
1501 | } | |
1502 | if (test_sta_flag(sta, WLAN_STA_AUTHORIZED)) | |
1503 | statype = CFG80211_STA_TDLS_PEER_ACTIVE; | |
1504 | else | |
1505 | statype = CFG80211_STA_TDLS_PEER_SETUP; | |
1506 | break; | |
1507 | case NL80211_IFTYPE_AP: | |
1508 | case NL80211_IFTYPE_AP_VLAN: | |
44674d9c AB |
1509 | if (test_sta_flag(sta, WLAN_STA_ASSOC)) |
1510 | statype = CFG80211_STA_AP_CLIENT; | |
1511 | else | |
1512 | statype = CFG80211_STA_AP_CLIENT_UNASSOC; | |
77ee7c89 JB |
1513 | break; |
1514 | default: | |
1515 | err = -EOPNOTSUPP; | |
1516 | goto out_err; | |
bdd90d5e JB |
1517 | } |
1518 | ||
77ee7c89 JB |
1519 | err = cfg80211_check_station_change(wiphy, params, statype); |
1520 | if (err) | |
1521 | goto out_err; | |
1522 | ||
d0709a65 | 1523 | if (params->vlan && params->vlan != sta->sdata->dev) { |
4fd6931e JB |
1524 | vlansdata = IEEE80211_DEV_TO_SUB_IF(params->vlan); |
1525 | ||
9bc383de | 1526 | if (params->vlan->ieee80211_ptr->use_4addr) { |
3305443c | 1527 | if (vlansdata->u.vlan.sta) { |
77ee7c89 JB |
1528 | err = -EBUSY; |
1529 | goto out_err; | |
3305443c | 1530 | } |
f14543ee | 1531 | |
cf778b00 | 1532 | rcu_assign_pointer(vlansdata->u.vlan.sta, sta); |
49ddf8e6 | 1533 | __ieee80211_check_fast_rx_iface(vlansdata); |
7e3ed02c FF |
1534 | } |
1535 | ||
1536 | if (sta->sdata->vif.type == NL80211_IFTYPE_AP_VLAN && | |
72f15d53 | 1537 | sta->sdata->u.vlan.sta) |
0c2bef46 | 1538 | RCU_INIT_POINTER(sta->sdata->u.vlan.sta, NULL); |
72f15d53 MB |
1539 | |
1540 | if (test_sta_flag(sta, WLAN_STA_AUTHORIZED)) | |
1541 | ieee80211_vif_dec_num_mcast(sta->sdata); | |
f14543ee | 1542 | |
14db74bc | 1543 | sta->sdata = vlansdata; |
464daaf0 | 1544 | ieee80211_check_fast_xmit(sta); |
7e3ed02c | 1545 | |
72f15d53 MB |
1546 | if (test_sta_flag(sta, WLAN_STA_AUTHORIZED)) |
1547 | ieee80211_vif_inc_num_mcast(sta->sdata); | |
7e3ed02c | 1548 | |
4fd6931e JB |
1549 | ieee80211_send_layer2_update(sta); |
1550 | } | |
1551 | ||
35b88623 | 1552 | err = sta_apply_parameters(local, sta, params); |
77ee7c89 JB |
1553 | if (err) |
1554 | goto out_err; | |
4fd6931e | 1555 | |
87be1e1e | 1556 | mutex_unlock(&local->sta_mtx); |
98dd6a57 | 1557 | |
687da132 EG |
1558 | if ((sdata->vif.type == NL80211_IFTYPE_AP || |
1559 | sdata->vif.type == NL80211_IFTYPE_AP_VLAN) && | |
1560 | sta->known_smps_mode != sta->sdata->bss->req_smps && | |
1561 | test_sta_flag(sta, WLAN_STA_AUTHORIZED) && | |
1562 | sta_info_tx_streams(sta) != 1) { | |
1563 | ht_dbg(sta->sdata, | |
1564 | "%pM just authorized and MIMO capable - update SMPS\n", | |
1565 | sta->sta.addr); | |
1566 | ieee80211_send_smps_action(sta->sdata, | |
1567 | sta->sdata->bss->req_smps, | |
1568 | sta->sta.addr, | |
1569 | sta->sdata->vif.bss_conf.bssid); | |
1570 | } | |
1571 | ||
808118cb | 1572 | if (sdata->vif.type == NL80211_IFTYPE_STATION && |
ab095877 | 1573 | params->sta_flags_mask & BIT(NL80211_STA_FLAG_AUTHORIZED)) { |
4a733ef1 | 1574 | ieee80211_recalc_ps(local); |
ab095877 EP |
1575 | ieee80211_recalc_ps_vif(sdata); |
1576 | } | |
77ee7c89 | 1577 | |
4fd6931e | 1578 | return 0; |
77ee7c89 JB |
1579 | out_err: |
1580 | mutex_unlock(&local->sta_mtx); | |
1581 | return err; | |
4fd6931e JB |
1582 | } |
1583 | ||
c5dd9c2b LCC |
1584 | #ifdef CONFIG_MAC80211_MESH |
1585 | static int ieee80211_add_mpath(struct wiphy *wiphy, struct net_device *dev, | |
3b3a0162 | 1586 | const u8 *dst, const u8 *next_hop) |
c5dd9c2b | 1587 | { |
14db74bc | 1588 | struct ieee80211_sub_if_data *sdata; |
c5dd9c2b LCC |
1589 | struct mesh_path *mpath; |
1590 | struct sta_info *sta; | |
c5dd9c2b | 1591 | |
14db74bc JB |
1592 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
1593 | ||
d0709a65 | 1594 | rcu_read_lock(); |
abe60632 | 1595 | sta = sta_info_get(sdata, next_hop); |
d0709a65 JB |
1596 | if (!sta) { |
1597 | rcu_read_unlock(); | |
c5dd9c2b | 1598 | return -ENOENT; |
d0709a65 | 1599 | } |
c5dd9c2b | 1600 | |
ae76eef0 BC |
1601 | mpath = mesh_path_add(sdata, dst); |
1602 | if (IS_ERR(mpath)) { | |
d0709a65 | 1603 | rcu_read_unlock(); |
ae76eef0 | 1604 | return PTR_ERR(mpath); |
d0709a65 | 1605 | } |
c5dd9c2b | 1606 | |
c5dd9c2b | 1607 | mesh_path_fix_nexthop(mpath, sta); |
d0709a65 | 1608 | |
c5dd9c2b LCC |
1609 | rcu_read_unlock(); |
1610 | return 0; | |
1611 | } | |
1612 | ||
1613 | static int ieee80211_del_mpath(struct wiphy *wiphy, struct net_device *dev, | |
3b3a0162 | 1614 | const u8 *dst) |
c5dd9c2b | 1615 | { |
f698d856 JBG |
1616 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
1617 | ||
c5dd9c2b | 1618 | if (dst) |
bf7cd94d | 1619 | return mesh_path_del(sdata, dst); |
c5dd9c2b | 1620 | |
ece1a2e7 | 1621 | mesh_path_flush_by_iface(sdata); |
c5dd9c2b LCC |
1622 | return 0; |
1623 | } | |
1624 | ||
3b3a0162 JB |
1625 | static int ieee80211_change_mpath(struct wiphy *wiphy, struct net_device *dev, |
1626 | const u8 *dst, const u8 *next_hop) | |
c5dd9c2b | 1627 | { |
14db74bc | 1628 | struct ieee80211_sub_if_data *sdata; |
c5dd9c2b LCC |
1629 | struct mesh_path *mpath; |
1630 | struct sta_info *sta; | |
1631 | ||
14db74bc JB |
1632 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
1633 | ||
d0709a65 JB |
1634 | rcu_read_lock(); |
1635 | ||
abe60632 | 1636 | sta = sta_info_get(sdata, next_hop); |
d0709a65 JB |
1637 | if (!sta) { |
1638 | rcu_read_unlock(); | |
c5dd9c2b | 1639 | return -ENOENT; |
d0709a65 | 1640 | } |
c5dd9c2b | 1641 | |
bf7cd94d | 1642 | mpath = mesh_path_lookup(sdata, dst); |
c5dd9c2b LCC |
1643 | if (!mpath) { |
1644 | rcu_read_unlock(); | |
c5dd9c2b LCC |
1645 | return -ENOENT; |
1646 | } | |
1647 | ||
1648 | mesh_path_fix_nexthop(mpath, sta); | |
d0709a65 | 1649 | |
c5dd9c2b LCC |
1650 | rcu_read_unlock(); |
1651 | return 0; | |
1652 | } | |
1653 | ||
1654 | static void mpath_set_pinfo(struct mesh_path *mpath, u8 *next_hop, | |
1655 | struct mpath_info *pinfo) | |
1656 | { | |
a3836e02 JB |
1657 | struct sta_info *next_hop_sta = rcu_dereference(mpath->next_hop); |
1658 | ||
1659 | if (next_hop_sta) | |
1660 | memcpy(next_hop, next_hop_sta->sta.addr, ETH_ALEN); | |
c5dd9c2b | 1661 | else |
c84a67a2 | 1662 | eth_zero_addr(next_hop); |
c5dd9c2b | 1663 | |
7ce8c7a3 LAYS |
1664 | memset(pinfo, 0, sizeof(*pinfo)); |
1665 | ||
2bdaf386 | 1666 | pinfo->generation = mpath->sdata->u.mesh.mesh_paths_generation; |
f5ea9120 | 1667 | |
c5dd9c2b | 1668 | pinfo->filled = MPATH_INFO_FRAME_QLEN | |
d19b3bf6 | 1669 | MPATH_INFO_SN | |
c5dd9c2b LCC |
1670 | MPATH_INFO_METRIC | |
1671 | MPATH_INFO_EXPTIME | | |
1672 | MPATH_INFO_DISCOVERY_TIMEOUT | | |
1673 | MPATH_INFO_DISCOVERY_RETRIES | | |
1674 | MPATH_INFO_FLAGS; | |
1675 | ||
1676 | pinfo->frame_qlen = mpath->frame_queue.qlen; | |
d19b3bf6 | 1677 | pinfo->sn = mpath->sn; |
c5dd9c2b LCC |
1678 | pinfo->metric = mpath->metric; |
1679 | if (time_before(jiffies, mpath->exp_time)) | |
1680 | pinfo->exptime = jiffies_to_msecs(mpath->exp_time - jiffies); | |
1681 | pinfo->discovery_timeout = | |
1682 | jiffies_to_msecs(mpath->discovery_timeout); | |
1683 | pinfo->discovery_retries = mpath->discovery_retries; | |
c5dd9c2b LCC |
1684 | if (mpath->flags & MESH_PATH_ACTIVE) |
1685 | pinfo->flags |= NL80211_MPATH_FLAG_ACTIVE; | |
1686 | if (mpath->flags & MESH_PATH_RESOLVING) | |
1687 | pinfo->flags |= NL80211_MPATH_FLAG_RESOLVING; | |
d19b3bf6 RP |
1688 | if (mpath->flags & MESH_PATH_SN_VALID) |
1689 | pinfo->flags |= NL80211_MPATH_FLAG_SN_VALID; | |
c5dd9c2b LCC |
1690 | if (mpath->flags & MESH_PATH_FIXED) |
1691 | pinfo->flags |= NL80211_MPATH_FLAG_FIXED; | |
7ce8c7a3 LAYS |
1692 | if (mpath->flags & MESH_PATH_RESOLVED) |
1693 | pinfo->flags |= NL80211_MPATH_FLAG_RESOLVED; | |
c5dd9c2b LCC |
1694 | } |
1695 | ||
1696 | static int ieee80211_get_mpath(struct wiphy *wiphy, struct net_device *dev, | |
1697 | u8 *dst, u8 *next_hop, struct mpath_info *pinfo) | |
1698 | ||
1699 | { | |
14db74bc | 1700 | struct ieee80211_sub_if_data *sdata; |
c5dd9c2b LCC |
1701 | struct mesh_path *mpath; |
1702 | ||
14db74bc JB |
1703 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
1704 | ||
c5dd9c2b | 1705 | rcu_read_lock(); |
bf7cd94d | 1706 | mpath = mesh_path_lookup(sdata, dst); |
c5dd9c2b LCC |
1707 | if (!mpath) { |
1708 | rcu_read_unlock(); | |
1709 | return -ENOENT; | |
1710 | } | |
1711 | memcpy(dst, mpath->dst, ETH_ALEN); | |
1712 | mpath_set_pinfo(mpath, next_hop, pinfo); | |
1713 | rcu_read_unlock(); | |
1714 | return 0; | |
1715 | } | |
1716 | ||
1717 | static int ieee80211_dump_mpath(struct wiphy *wiphy, struct net_device *dev, | |
3b3a0162 JB |
1718 | int idx, u8 *dst, u8 *next_hop, |
1719 | struct mpath_info *pinfo) | |
c5dd9c2b | 1720 | { |
14db74bc | 1721 | struct ieee80211_sub_if_data *sdata; |
c5dd9c2b LCC |
1722 | struct mesh_path *mpath; |
1723 | ||
14db74bc JB |
1724 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
1725 | ||
c5dd9c2b | 1726 | rcu_read_lock(); |
bf7cd94d | 1727 | mpath = mesh_path_lookup_by_idx(sdata, idx); |
c5dd9c2b LCC |
1728 | if (!mpath) { |
1729 | rcu_read_unlock(); | |
1730 | return -ENOENT; | |
1731 | } | |
1732 | memcpy(dst, mpath->dst, ETH_ALEN); | |
1733 | mpath_set_pinfo(mpath, next_hop, pinfo); | |
1734 | rcu_read_unlock(); | |
1735 | return 0; | |
1736 | } | |
93da9cc1 | 1737 | |
a2db2ed3 HR |
1738 | static void mpp_set_pinfo(struct mesh_path *mpath, u8 *mpp, |
1739 | struct mpath_info *pinfo) | |
1740 | { | |
1741 | memset(pinfo, 0, sizeof(*pinfo)); | |
1742 | memcpy(mpp, mpath->mpp, ETH_ALEN); | |
1743 | ||
2bdaf386 | 1744 | pinfo->generation = mpath->sdata->u.mesh.mpp_paths_generation; |
a2db2ed3 HR |
1745 | } |
1746 | ||
1747 | static int ieee80211_get_mpp(struct wiphy *wiphy, struct net_device *dev, | |
1748 | u8 *dst, u8 *mpp, struct mpath_info *pinfo) | |
1749 | ||
1750 | { | |
1751 | struct ieee80211_sub_if_data *sdata; | |
1752 | struct mesh_path *mpath; | |
1753 | ||
1754 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
1755 | ||
1756 | rcu_read_lock(); | |
1757 | mpath = mpp_path_lookup(sdata, dst); | |
1758 | if (!mpath) { | |
1759 | rcu_read_unlock(); | |
1760 | return -ENOENT; | |
1761 | } | |
1762 | memcpy(dst, mpath->dst, ETH_ALEN); | |
1763 | mpp_set_pinfo(mpath, mpp, pinfo); | |
1764 | rcu_read_unlock(); | |
1765 | return 0; | |
1766 | } | |
1767 | ||
1768 | static int ieee80211_dump_mpp(struct wiphy *wiphy, struct net_device *dev, | |
1769 | int idx, u8 *dst, u8 *mpp, | |
1770 | struct mpath_info *pinfo) | |
1771 | { | |
1772 | struct ieee80211_sub_if_data *sdata; | |
1773 | struct mesh_path *mpath; | |
1774 | ||
1775 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
1776 | ||
1777 | rcu_read_lock(); | |
1778 | mpath = mpp_path_lookup_by_idx(sdata, idx); | |
1779 | if (!mpath) { | |
1780 | rcu_read_unlock(); | |
1781 | return -ENOENT; | |
1782 | } | |
1783 | memcpy(dst, mpath->dst, ETH_ALEN); | |
1784 | mpp_set_pinfo(mpath, mpp, pinfo); | |
1785 | rcu_read_unlock(); | |
1786 | return 0; | |
1787 | } | |
1788 | ||
24bdd9f4 | 1789 | static int ieee80211_get_mesh_config(struct wiphy *wiphy, |
93da9cc1 | 1790 | struct net_device *dev, |
1791 | struct mesh_config *conf) | |
1792 | { | |
1793 | struct ieee80211_sub_if_data *sdata; | |
1794 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
1795 | ||
93da9cc1 | 1796 | memcpy(conf, &(sdata->u.mesh.mshcfg), sizeof(struct mesh_config)); |
1797 | return 0; | |
1798 | } | |
1799 | ||
1800 | static inline bool _chg_mesh_attr(enum nl80211_meshconf_params parm, u32 mask) | |
1801 | { | |
1802 | return (mask >> (parm-1)) & 0x1; | |
1803 | } | |
1804 | ||
c80d545d JC |
1805 | static int copy_mesh_setup(struct ieee80211_if_mesh *ifmsh, |
1806 | const struct mesh_setup *setup) | |
1807 | { | |
1808 | u8 *new_ie; | |
1809 | const u8 *old_ie; | |
4bb62344 CYY |
1810 | struct ieee80211_sub_if_data *sdata = container_of(ifmsh, |
1811 | struct ieee80211_sub_if_data, u.mesh); | |
c80d545d | 1812 | |
581a8b0f | 1813 | /* allocate information elements */ |
c80d545d | 1814 | new_ie = NULL; |
581a8b0f | 1815 | old_ie = ifmsh->ie; |
c80d545d | 1816 | |
581a8b0f JC |
1817 | if (setup->ie_len) { |
1818 | new_ie = kmemdup(setup->ie, setup->ie_len, | |
c80d545d JC |
1819 | GFP_KERNEL); |
1820 | if (!new_ie) | |
1821 | return -ENOMEM; | |
1822 | } | |
581a8b0f JC |
1823 | ifmsh->ie_len = setup->ie_len; |
1824 | ifmsh->ie = new_ie; | |
1825 | kfree(old_ie); | |
c80d545d JC |
1826 | |
1827 | /* now copy the rest of the setup parameters */ | |
1828 | ifmsh->mesh_id_len = setup->mesh_id_len; | |
1829 | memcpy(ifmsh->mesh_id, setup->mesh_id, ifmsh->mesh_id_len); | |
d299a1f2 | 1830 | ifmsh->mesh_sp_id = setup->sync_method; |
c80d545d JC |
1831 | ifmsh->mesh_pp_id = setup->path_sel_proto; |
1832 | ifmsh->mesh_pm_id = setup->path_metric; | |
a6dad6a2 | 1833 | ifmsh->user_mpm = setup->user_mpm; |
0d4261ad | 1834 | ifmsh->mesh_auth_id = setup->auth_id; |
b130e5ce JC |
1835 | ifmsh->security = IEEE80211_MESH_SEC_NONE; |
1836 | if (setup->is_authenticated) | |
1837 | ifmsh->security |= IEEE80211_MESH_SEC_AUTHED; | |
1838 | if (setup->is_secure) | |
1839 | ifmsh->security |= IEEE80211_MESH_SEC_SECURED; | |
c80d545d | 1840 | |
4bb62344 CYY |
1841 | /* mcast rate setting in Mesh Node */ |
1842 | memcpy(sdata->vif.bss_conf.mcast_rate, setup->mcast_rate, | |
1843 | sizeof(setup->mcast_rate)); | |
ffb3cf30 | 1844 | sdata->vif.bss_conf.basic_rates = setup->basic_rates; |
4bb62344 | 1845 | |
9bdbf04d MP |
1846 | sdata->vif.bss_conf.beacon_int = setup->beacon_interval; |
1847 | sdata->vif.bss_conf.dtim_period = setup->dtim_period; | |
1848 | ||
c80d545d JC |
1849 | return 0; |
1850 | } | |
1851 | ||
24bdd9f4 | 1852 | static int ieee80211_update_mesh_config(struct wiphy *wiphy, |
29cbe68c JB |
1853 | struct net_device *dev, u32 mask, |
1854 | const struct mesh_config *nconf) | |
93da9cc1 | 1855 | { |
1856 | struct mesh_config *conf; | |
1857 | struct ieee80211_sub_if_data *sdata; | |
63c5723b RP |
1858 | struct ieee80211_if_mesh *ifmsh; |
1859 | ||
93da9cc1 | 1860 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
63c5723b | 1861 | ifmsh = &sdata->u.mesh; |
93da9cc1 | 1862 | |
93da9cc1 | 1863 | /* Set the config options which we are interested in setting */ |
1864 | conf = &(sdata->u.mesh.mshcfg); | |
1865 | if (_chg_mesh_attr(NL80211_MESHCONF_RETRY_TIMEOUT, mask)) | |
1866 | conf->dot11MeshRetryTimeout = nconf->dot11MeshRetryTimeout; | |
1867 | if (_chg_mesh_attr(NL80211_MESHCONF_CONFIRM_TIMEOUT, mask)) | |
1868 | conf->dot11MeshConfirmTimeout = nconf->dot11MeshConfirmTimeout; | |
1869 | if (_chg_mesh_attr(NL80211_MESHCONF_HOLDING_TIMEOUT, mask)) | |
1870 | conf->dot11MeshHoldingTimeout = nconf->dot11MeshHoldingTimeout; | |
1871 | if (_chg_mesh_attr(NL80211_MESHCONF_MAX_PEER_LINKS, mask)) | |
1872 | conf->dot11MeshMaxPeerLinks = nconf->dot11MeshMaxPeerLinks; | |
1873 | if (_chg_mesh_attr(NL80211_MESHCONF_MAX_RETRIES, mask)) | |
1874 | conf->dot11MeshMaxRetries = nconf->dot11MeshMaxRetries; | |
1875 | if (_chg_mesh_attr(NL80211_MESHCONF_TTL, mask)) | |
1876 | conf->dot11MeshTTL = nconf->dot11MeshTTL; | |
45904f21 | 1877 | if (_chg_mesh_attr(NL80211_MESHCONF_ELEMENT_TTL, mask)) |
58886a90 | 1878 | conf->element_ttl = nconf->element_ttl; |
146bb483 TP |
1879 | if (_chg_mesh_attr(NL80211_MESHCONF_AUTO_OPEN_PLINKS, mask)) { |
1880 | if (ifmsh->user_mpm) | |
1881 | return -EBUSY; | |
93da9cc1 | 1882 | conf->auto_open_plinks = nconf->auto_open_plinks; |
146bb483 | 1883 | } |
d299a1f2 JC |
1884 | if (_chg_mesh_attr(NL80211_MESHCONF_SYNC_OFFSET_MAX_NEIGHBOR, mask)) |
1885 | conf->dot11MeshNbrOffsetMaxNeighbor = | |
1886 | nconf->dot11MeshNbrOffsetMaxNeighbor; | |
93da9cc1 | 1887 | if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_MAX_PREQ_RETRIES, mask)) |
1888 | conf->dot11MeshHWMPmaxPREQretries = | |
1889 | nconf->dot11MeshHWMPmaxPREQretries; | |
1890 | if (_chg_mesh_attr(NL80211_MESHCONF_PATH_REFRESH_TIME, mask)) | |
1891 | conf->path_refresh_time = nconf->path_refresh_time; | |
1892 | if (_chg_mesh_attr(NL80211_MESHCONF_MIN_DISCOVERY_TIMEOUT, mask)) | |
1893 | conf->min_discovery_timeout = nconf->min_discovery_timeout; | |
1894 | if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_ACTIVE_PATH_TIMEOUT, mask)) | |
1895 | conf->dot11MeshHWMPactivePathTimeout = | |
1896 | nconf->dot11MeshHWMPactivePathTimeout; | |
1897 | if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_PREQ_MIN_INTERVAL, mask)) | |
1898 | conf->dot11MeshHWMPpreqMinInterval = | |
1899 | nconf->dot11MeshHWMPpreqMinInterval; | |
dca7e943 TP |
1900 | if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_PERR_MIN_INTERVAL, mask)) |
1901 | conf->dot11MeshHWMPperrMinInterval = | |
1902 | nconf->dot11MeshHWMPperrMinInterval; | |
93da9cc1 | 1903 | if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_NET_DIAM_TRVS_TIME, |
1904 | mask)) | |
1905 | conf->dot11MeshHWMPnetDiameterTraversalTime = | |
1906 | nconf->dot11MeshHWMPnetDiameterTraversalTime; | |
63c5723b RP |
1907 | if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_ROOTMODE, mask)) { |
1908 | conf->dot11MeshHWMPRootMode = nconf->dot11MeshHWMPRootMode; | |
1909 | ieee80211_mesh_root_setup(ifmsh); | |
1910 | } | |
16dd7267 | 1911 | if (_chg_mesh_attr(NL80211_MESHCONF_GATE_ANNOUNCEMENTS, mask)) { |
c6133661 TP |
1912 | /* our current gate announcement implementation rides on root |
1913 | * announcements, so require this ifmsh to also be a root node | |
1914 | * */ | |
1915 | if (nconf->dot11MeshGateAnnouncementProtocol && | |
dbb912cd CYY |
1916 | !(conf->dot11MeshHWMPRootMode > IEEE80211_ROOTMODE_ROOT)) { |
1917 | conf->dot11MeshHWMPRootMode = IEEE80211_PROACTIVE_RANN; | |
c6133661 TP |
1918 | ieee80211_mesh_root_setup(ifmsh); |
1919 | } | |
16dd7267 JC |
1920 | conf->dot11MeshGateAnnouncementProtocol = |
1921 | nconf->dot11MeshGateAnnouncementProtocol; | |
1922 | } | |
a4f606ea | 1923 | if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_RANN_INTERVAL, mask)) |
0507e159 JC |
1924 | conf->dot11MeshHWMPRannInterval = |
1925 | nconf->dot11MeshHWMPRannInterval; | |
94f90656 CYY |
1926 | if (_chg_mesh_attr(NL80211_MESHCONF_FORWARDING, mask)) |
1927 | conf->dot11MeshForwarding = nconf->dot11MeshForwarding; | |
55335137 AN |
1928 | if (_chg_mesh_attr(NL80211_MESHCONF_RSSI_THRESHOLD, mask)) { |
1929 | /* our RSSI threshold implementation is supported only for | |
1930 | * devices that report signal in dBm. | |
1931 | */ | |
30686bf7 | 1932 | if (!ieee80211_hw_check(&sdata->local->hw, SIGNAL_DBM)) |
55335137 AN |
1933 | return -ENOTSUPP; |
1934 | conf->rssi_threshold = nconf->rssi_threshold; | |
1935 | } | |
70c33eaa AN |
1936 | if (_chg_mesh_attr(NL80211_MESHCONF_HT_OPMODE, mask)) { |
1937 | conf->ht_opmode = nconf->ht_opmode; | |
1938 | sdata->vif.bss_conf.ht_operation_mode = nconf->ht_opmode; | |
1939 | ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_HT); | |
1940 | } | |
ac1073a6 CYY |
1941 | if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_PATH_TO_ROOT_TIMEOUT, mask)) |
1942 | conf->dot11MeshHWMPactivePathToRootTimeout = | |
1943 | nconf->dot11MeshHWMPactivePathToRootTimeout; | |
1944 | if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_ROOT_INTERVAL, mask)) | |
1945 | conf->dot11MeshHWMProotInterval = | |
1946 | nconf->dot11MeshHWMProotInterval; | |
728b19e5 CYY |
1947 | if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_CONFIRMATION_INTERVAL, mask)) |
1948 | conf->dot11MeshHWMPconfirmationInterval = | |
1949 | nconf->dot11MeshHWMPconfirmationInterval; | |
3f52b7e3 MP |
1950 | if (_chg_mesh_attr(NL80211_MESHCONF_POWER_MODE, mask)) { |
1951 | conf->power_mode = nconf->power_mode; | |
1952 | ieee80211_mps_local_status_update(sdata); | |
1953 | } | |
2b5e1967 | 1954 | if (_chg_mesh_attr(NL80211_MESHCONF_AWAKE_WINDOW, mask)) |
3f52b7e3 MP |
1955 | conf->dot11MeshAwakeWindowDuration = |
1956 | nconf->dot11MeshAwakeWindowDuration; | |
66de6713 CT |
1957 | if (_chg_mesh_attr(NL80211_MESHCONF_PLINK_TIMEOUT, mask)) |
1958 | conf->plink_timeout = nconf->plink_timeout; | |
2b5e1967 | 1959 | ieee80211_mbss_info_change_notify(sdata, BSS_CHANGED_BEACON); |
93da9cc1 | 1960 | return 0; |
1961 | } | |
1962 | ||
29cbe68c JB |
1963 | static int ieee80211_join_mesh(struct wiphy *wiphy, struct net_device *dev, |
1964 | const struct mesh_config *conf, | |
1965 | const struct mesh_setup *setup) | |
1966 | { | |
1967 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
1968 | struct ieee80211_if_mesh *ifmsh = &sdata->u.mesh; | |
c80d545d | 1969 | int err; |
29cbe68c | 1970 | |
c80d545d JC |
1971 | memcpy(&ifmsh->mshcfg, conf, sizeof(struct mesh_config)); |
1972 | err = copy_mesh_setup(ifmsh, setup); | |
1973 | if (err) | |
1974 | return err; | |
cc1d2806 | 1975 | |
04ecd257 JB |
1976 | /* can mesh use other SMPS modes? */ |
1977 | sdata->smps_mode = IEEE80211_SMPS_OFF; | |
1978 | sdata->needed_rx_chains = sdata->local->rx_chains; | |
1979 | ||
34a3740d | 1980 | mutex_lock(&sdata->local->mtx); |
4bf88530 | 1981 | err = ieee80211_vif_use_channel(sdata, &setup->chandef, |
55de908a | 1982 | IEEE80211_CHANCTX_SHARED); |
34a3740d | 1983 | mutex_unlock(&sdata->local->mtx); |
cc1d2806 JB |
1984 | if (err) |
1985 | return err; | |
1986 | ||
2b5e1967 | 1987 | return ieee80211_start_mesh(sdata); |
29cbe68c JB |
1988 | } |
1989 | ||
1990 | static int ieee80211_leave_mesh(struct wiphy *wiphy, struct net_device *dev) | |
1991 | { | |
1992 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
1993 | ||
1994 | ieee80211_stop_mesh(sdata); | |
34a3740d | 1995 | mutex_lock(&sdata->local->mtx); |
55de908a | 1996 | ieee80211_vif_release_channel(sdata); |
34a3740d | 1997 | mutex_unlock(&sdata->local->mtx); |
29cbe68c JB |
1998 | |
1999 | return 0; | |
2000 | } | |
c5dd9c2b LCC |
2001 | #endif |
2002 | ||
9f1ba906 JM |
2003 | static int ieee80211_change_bss(struct wiphy *wiphy, |
2004 | struct net_device *dev, | |
2005 | struct bss_parameters *params) | |
2006 | { | |
55de908a | 2007 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
57fbcce3 | 2008 | enum nl80211_band band; |
9f1ba906 JM |
2009 | u32 changed = 0; |
2010 | ||
7ca133bc | 2011 | if (!sdata_dereference(sdata->u.ap.beacon, sdata)) |
55de908a JB |
2012 | return -ENOENT; |
2013 | ||
2014 | band = ieee80211_get_sdata_band(sdata); | |
9f1ba906 | 2015 | |
9f1ba906 | 2016 | if (params->use_cts_prot >= 0) { |
bda3933a | 2017 | sdata->vif.bss_conf.use_cts_prot = params->use_cts_prot; |
9f1ba906 JM |
2018 | changed |= BSS_CHANGED_ERP_CTS_PROT; |
2019 | } | |
2020 | if (params->use_short_preamble >= 0) { | |
bda3933a | 2021 | sdata->vif.bss_conf.use_short_preamble = |
9f1ba906 JM |
2022 | params->use_short_preamble; |
2023 | changed |= BSS_CHANGED_ERP_PREAMBLE; | |
2024 | } | |
43d35343 FF |
2025 | |
2026 | if (!sdata->vif.bss_conf.use_short_slot && | |
57fbcce3 | 2027 | band == NL80211_BAND_5GHZ) { |
43d35343 FF |
2028 | sdata->vif.bss_conf.use_short_slot = true; |
2029 | changed |= BSS_CHANGED_ERP_SLOT; | |
2030 | } | |
2031 | ||
9f1ba906 | 2032 | if (params->use_short_slot_time >= 0) { |
bda3933a | 2033 | sdata->vif.bss_conf.use_short_slot = |
9f1ba906 JM |
2034 | params->use_short_slot_time; |
2035 | changed |= BSS_CHANGED_ERP_SLOT; | |
2036 | } | |
2037 | ||
90c97a04 | 2038 | if (params->basic_rates) { |
2103dec1 SW |
2039 | ieee80211_parse_bitrates(&sdata->vif.bss_conf.chandef, |
2040 | wiphy->bands[band], | |
2041 | params->basic_rates, | |
2042 | params->basic_rates_len, | |
2043 | &sdata->vif.bss_conf.basic_rates); | |
90c97a04 JM |
2044 | changed |= BSS_CHANGED_BASIC_RATES; |
2045 | } | |
2046 | ||
7b7b5e56 FF |
2047 | if (params->ap_isolate >= 0) { |
2048 | if (params->ap_isolate) | |
2049 | sdata->flags |= IEEE80211_SDATA_DONT_BRIDGE_PACKETS; | |
2050 | else | |
2051 | sdata->flags &= ~IEEE80211_SDATA_DONT_BRIDGE_PACKETS; | |
49ddf8e6 | 2052 | ieee80211_check_fast_rx_iface(sdata); |
7b7b5e56 FF |
2053 | } |
2054 | ||
80d7e403 HS |
2055 | if (params->ht_opmode >= 0) { |
2056 | sdata->vif.bss_conf.ht_operation_mode = | |
2057 | (u16) params->ht_opmode; | |
2058 | changed |= BSS_CHANGED_HT; | |
2059 | } | |
2060 | ||
339afbf4 | 2061 | if (params->p2p_ctwindow >= 0) { |
67baf663 JD |
2062 | sdata->vif.bss_conf.p2p_noa_attr.oppps_ctwindow &= |
2063 | ~IEEE80211_P2P_OPPPS_CTWINDOW_MASK; | |
2064 | sdata->vif.bss_conf.p2p_noa_attr.oppps_ctwindow |= | |
2065 | params->p2p_ctwindow & IEEE80211_P2P_OPPPS_CTWINDOW_MASK; | |
339afbf4 JB |
2066 | changed |= BSS_CHANGED_P2P_PS; |
2067 | } | |
2068 | ||
67baf663 JD |
2069 | if (params->p2p_opp_ps > 0) { |
2070 | sdata->vif.bss_conf.p2p_noa_attr.oppps_ctwindow |= | |
2071 | IEEE80211_P2P_OPPPS_ENABLE_BIT; | |
2072 | changed |= BSS_CHANGED_P2P_PS; | |
2073 | } else if (params->p2p_opp_ps == 0) { | |
2074 | sdata->vif.bss_conf.p2p_noa_attr.oppps_ctwindow &= | |
2075 | ~IEEE80211_P2P_OPPPS_ENABLE_BIT; | |
339afbf4 JB |
2076 | changed |= BSS_CHANGED_P2P_PS; |
2077 | } | |
2078 | ||
9f1ba906 JM |
2079 | ieee80211_bss_info_change_notify(sdata, changed); |
2080 | ||
2081 | return 0; | |
2082 | } | |
2083 | ||
31888487 | 2084 | static int ieee80211_set_txq_params(struct wiphy *wiphy, |
f70f01c2 | 2085 | struct net_device *dev, |
31888487 JM |
2086 | struct ieee80211_txq_params *params) |
2087 | { | |
2088 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
f6f3def3 | 2089 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
31888487 JM |
2090 | struct ieee80211_tx_queue_params p; |
2091 | ||
2092 | if (!local->ops->conf_tx) | |
2093 | return -EOPNOTSUPP; | |
2094 | ||
54bcbc69 JB |
2095 | if (local->hw.queues < IEEE80211_NUM_ACS) |
2096 | return -EOPNOTSUPP; | |
2097 | ||
31888487 JM |
2098 | memset(&p, 0, sizeof(p)); |
2099 | p.aifs = params->aifs; | |
2100 | p.cw_max = params->cwmax; | |
2101 | p.cw_min = params->cwmin; | |
2102 | p.txop = params->txop; | |
ab13315a KV |
2103 | |
2104 | /* | |
2105 | * Setting tx queue params disables u-apsd because it's only | |
2106 | * called in master mode. | |
2107 | */ | |
2108 | p.uapsd = false; | |
2109 | ||
a3304b0a JB |
2110 | sdata->tx_conf[params->ac] = p; |
2111 | if (drv_conf_tx(local, sdata, params->ac, &p)) { | |
0fb9a9ec | 2112 | wiphy_debug(local->hw.wiphy, |
a3304b0a JB |
2113 | "failed to set TX queue parameters for AC %d\n", |
2114 | params->ac); | |
31888487 JM |
2115 | return -EINVAL; |
2116 | } | |
2117 | ||
7d25745d JB |
2118 | ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_QOS); |
2119 | ||
31888487 JM |
2120 | return 0; |
2121 | } | |
2122 | ||
665af4fc | 2123 | #ifdef CONFIG_PM |
ff1b6e69 JB |
2124 | static int ieee80211_suspend(struct wiphy *wiphy, |
2125 | struct cfg80211_wowlan *wowlan) | |
665af4fc | 2126 | { |
eecc4800 | 2127 | return __ieee80211_suspend(wiphy_priv(wiphy), wowlan); |
665af4fc BC |
2128 | } |
2129 | ||
2130 | static int ieee80211_resume(struct wiphy *wiphy) | |
2131 | { | |
2132 | return __ieee80211_resume(wiphy_priv(wiphy)); | |
2133 | } | |
2134 | #else | |
2135 | #define ieee80211_suspend NULL | |
2136 | #define ieee80211_resume NULL | |
2137 | #endif | |
2138 | ||
2a519311 | 2139 | static int ieee80211_scan(struct wiphy *wiphy, |
2a519311 JB |
2140 | struct cfg80211_scan_request *req) |
2141 | { | |
fd014284 JB |
2142 | struct ieee80211_sub_if_data *sdata; |
2143 | ||
2144 | sdata = IEEE80211_WDEV_TO_SUB_IF(req->wdev); | |
2a519311 | 2145 | |
2ca27bcf JB |
2146 | switch (ieee80211_vif_type_p2p(&sdata->vif)) { |
2147 | case NL80211_IFTYPE_STATION: | |
2148 | case NL80211_IFTYPE_ADHOC: | |
2149 | case NL80211_IFTYPE_MESH_POINT: | |
2150 | case NL80211_IFTYPE_P2P_CLIENT: | |
f142c6b9 | 2151 | case NL80211_IFTYPE_P2P_DEVICE: |
2ca27bcf JB |
2152 | break; |
2153 | case NL80211_IFTYPE_P2P_GO: | |
2154 | if (sdata->local->ops->hw_scan) | |
2155 | break; | |
e9d7732e JB |
2156 | /* |
2157 | * FIXME: implement NoA while scanning in software, | |
2158 | * for now fall through to allow scanning only when | |
2159 | * beaconing hasn't been configured yet | |
2160 | */ | |
2ca27bcf | 2161 | case NL80211_IFTYPE_AP: |
5c95b940 AQ |
2162 | /* |
2163 | * If the scan has been forced (and the driver supports | |
2164 | * forcing), don't care about being beaconing already. | |
2165 | * This will create problems to the attached stations (e.g. all | |
2166 | * the frames sent while scanning on other channel will be | |
2167 | * lost) | |
2168 | */ | |
2169 | if (sdata->u.ap.beacon && | |
2170 | (!(wiphy->features & NL80211_FEATURE_AP_SCAN) || | |
2171 | !(req->flags & NL80211_SCAN_FLAG_AP))) | |
2ca27bcf JB |
2172 | return -EOPNOTSUPP; |
2173 | break; | |
cb3b7d87 | 2174 | case NL80211_IFTYPE_NAN: |
2ca27bcf JB |
2175 | default: |
2176 | return -EOPNOTSUPP; | |
2177 | } | |
2a519311 JB |
2178 | |
2179 | return ieee80211_request_scan(sdata, req); | |
2180 | } | |
2181 | ||
91f123f2 VK |
2182 | static void ieee80211_abort_scan(struct wiphy *wiphy, struct wireless_dev *wdev) |
2183 | { | |
2184 | ieee80211_scan_cancel(wiphy_priv(wiphy)); | |
2185 | } | |
2186 | ||
79f460ca LC |
2187 | static int |
2188 | ieee80211_sched_scan_start(struct wiphy *wiphy, | |
2189 | struct net_device *dev, | |
2190 | struct cfg80211_sched_scan_request *req) | |
2191 | { | |
2192 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
2193 | ||
2194 | if (!sdata->local->ops->sched_scan_start) | |
2195 | return -EOPNOTSUPP; | |
2196 | ||
2197 | return ieee80211_request_sched_scan_start(sdata, req); | |
2198 | } | |
2199 | ||
2200 | static int | |
85a9994a | 2201 | ieee80211_sched_scan_stop(struct wiphy *wiphy, struct net_device *dev) |
79f460ca | 2202 | { |
0d440ea2 | 2203 | struct ieee80211_local *local = wiphy_priv(wiphy); |
79f460ca | 2204 | |
0d440ea2 | 2205 | if (!local->ops->sched_scan_stop) |
79f460ca LC |
2206 | return -EOPNOTSUPP; |
2207 | ||
0d440ea2 | 2208 | return ieee80211_request_sched_scan_stop(local); |
79f460ca LC |
2209 | } |
2210 | ||
636a5d36 JM |
2211 | static int ieee80211_auth(struct wiphy *wiphy, struct net_device *dev, |
2212 | struct cfg80211_auth_request *req) | |
2213 | { | |
77fdaa12 | 2214 | return ieee80211_mgd_auth(IEEE80211_DEV_TO_SUB_IF(dev), req); |
636a5d36 JM |
2215 | } |
2216 | ||
2217 | static int ieee80211_assoc(struct wiphy *wiphy, struct net_device *dev, | |
2218 | struct cfg80211_assoc_request *req) | |
2219 | { | |
77fdaa12 | 2220 | return ieee80211_mgd_assoc(IEEE80211_DEV_TO_SUB_IF(dev), req); |
636a5d36 JM |
2221 | } |
2222 | ||
2223 | static int ieee80211_deauth(struct wiphy *wiphy, struct net_device *dev, | |
63c9c5e7 | 2224 | struct cfg80211_deauth_request *req) |
636a5d36 | 2225 | { |
63c9c5e7 | 2226 | return ieee80211_mgd_deauth(IEEE80211_DEV_TO_SUB_IF(dev), req); |
636a5d36 JM |
2227 | } |
2228 | ||
2229 | static int ieee80211_disassoc(struct wiphy *wiphy, struct net_device *dev, | |
63c9c5e7 | 2230 | struct cfg80211_disassoc_request *req) |
636a5d36 | 2231 | { |
63c9c5e7 | 2232 | return ieee80211_mgd_disassoc(IEEE80211_DEV_TO_SUB_IF(dev), req); |
636a5d36 JM |
2233 | } |
2234 | ||
af8cdcd8 JB |
2235 | static int ieee80211_join_ibss(struct wiphy *wiphy, struct net_device *dev, |
2236 | struct cfg80211_ibss_params *params) | |
2237 | { | |
55de908a | 2238 | return ieee80211_ibss_join(IEEE80211_DEV_TO_SUB_IF(dev), params); |
af8cdcd8 JB |
2239 | } |
2240 | ||
2241 | static int ieee80211_leave_ibss(struct wiphy *wiphy, struct net_device *dev) | |
2242 | { | |
55de908a | 2243 | return ieee80211_ibss_leave(IEEE80211_DEV_TO_SUB_IF(dev)); |
af8cdcd8 JB |
2244 | } |
2245 | ||
239281f8 RL |
2246 | static int ieee80211_join_ocb(struct wiphy *wiphy, struct net_device *dev, |
2247 | struct ocb_setup *setup) | |
2248 | { | |
2249 | return ieee80211_ocb_join(IEEE80211_DEV_TO_SUB_IF(dev), setup); | |
2250 | } | |
2251 | ||
2252 | static int ieee80211_leave_ocb(struct wiphy *wiphy, struct net_device *dev) | |
2253 | { | |
2254 | return ieee80211_ocb_leave(IEEE80211_DEV_TO_SUB_IF(dev)); | |
2255 | } | |
2256 | ||
391e53e3 | 2257 | static int ieee80211_set_mcast_rate(struct wiphy *wiphy, struct net_device *dev, |
57fbcce3 | 2258 | int rate[NUM_NL80211_BANDS]) |
391e53e3 AQ |
2259 | { |
2260 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
2261 | ||
9887dbf5 | 2262 | memcpy(sdata->vif.bss_conf.mcast_rate, rate, |
57fbcce3 | 2263 | sizeof(int) * NUM_NL80211_BANDS); |
391e53e3 AQ |
2264 | |
2265 | return 0; | |
2266 | } | |
2267 | ||
b9a5f8ca JM |
2268 | static int ieee80211_set_wiphy_params(struct wiphy *wiphy, u32 changed) |
2269 | { | |
2270 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
24487981 | 2271 | int err; |
b9a5f8ca | 2272 | |
f23a4780 | 2273 | if (changed & WIPHY_PARAM_FRAG_THRESHOLD) { |
17c18bf8 JB |
2274 | ieee80211_check_fast_xmit_all(local); |
2275 | ||
f23a4780 AN |
2276 | err = drv_set_frag_threshold(local, wiphy->frag_threshold); |
2277 | ||
17c18bf8 JB |
2278 | if (err) { |
2279 | ieee80211_check_fast_xmit_all(local); | |
f23a4780 | 2280 | return err; |
17c18bf8 | 2281 | } |
f23a4780 AN |
2282 | } |
2283 | ||
a4bcaf55 LB |
2284 | if ((changed & WIPHY_PARAM_COVERAGE_CLASS) || |
2285 | (changed & WIPHY_PARAM_DYN_ACK)) { | |
2286 | s16 coverage_class; | |
2287 | ||
2288 | coverage_class = changed & WIPHY_PARAM_COVERAGE_CLASS ? | |
2289 | wiphy->coverage_class : -1; | |
2290 | err = drv_set_coverage_class(local, coverage_class); | |
310bc676 LT |
2291 | |
2292 | if (err) | |
2293 | return err; | |
2294 | } | |
2295 | ||
b9a5f8ca | 2296 | if (changed & WIPHY_PARAM_RTS_THRESHOLD) { |
24487981 | 2297 | err = drv_set_rts_threshold(local, wiphy->rts_threshold); |
b9a5f8ca | 2298 | |
24487981 JB |
2299 | if (err) |
2300 | return err; | |
b9a5f8ca JM |
2301 | } |
2302 | ||
8bc83c24 JB |
2303 | if (changed & WIPHY_PARAM_RETRY_SHORT) { |
2304 | if (wiphy->retry_short > IEEE80211_MAX_TX_RETRY) | |
2305 | return -EINVAL; | |
b9a5f8ca | 2306 | local->hw.conf.short_frame_max_tx_count = wiphy->retry_short; |
8bc83c24 JB |
2307 | } |
2308 | if (changed & WIPHY_PARAM_RETRY_LONG) { | |
2309 | if (wiphy->retry_long > IEEE80211_MAX_TX_RETRY) | |
2310 | return -EINVAL; | |
b9a5f8ca | 2311 | local->hw.conf.long_frame_max_tx_count = wiphy->retry_long; |
8bc83c24 | 2312 | } |
b9a5f8ca JM |
2313 | if (changed & |
2314 | (WIPHY_PARAM_RETRY_SHORT | WIPHY_PARAM_RETRY_LONG)) | |
2315 | ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_RETRY_LIMITS); | |
2316 | ||
2317 | return 0; | |
2318 | } | |
2319 | ||
7643a2c3 | 2320 | static int ieee80211_set_tx_power(struct wiphy *wiphy, |
c8442118 | 2321 | struct wireless_dev *wdev, |
fa61cf70 | 2322 | enum nl80211_tx_power_setting type, int mbm) |
7643a2c3 JB |
2323 | { |
2324 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
1ea6f9c0 | 2325 | struct ieee80211_sub_if_data *sdata; |
db82d8a9 LB |
2326 | enum nl80211_tx_power_setting txp_type = type; |
2327 | bool update_txp_type = false; | |
7643a2c3 | 2328 | |
1ea6f9c0 JB |
2329 | if (wdev) { |
2330 | sdata = IEEE80211_WDEV_TO_SUB_IF(wdev); | |
2331 | ||
2332 | switch (type) { | |
2333 | case NL80211_TX_POWER_AUTOMATIC: | |
2334 | sdata->user_power_level = IEEE80211_UNSET_POWER_LEVEL; | |
db82d8a9 | 2335 | txp_type = NL80211_TX_POWER_LIMITED; |
1ea6f9c0 JB |
2336 | break; |
2337 | case NL80211_TX_POWER_LIMITED: | |
2338 | case NL80211_TX_POWER_FIXED: | |
2339 | if (mbm < 0 || (mbm % 100)) | |
2340 | return -EOPNOTSUPP; | |
2341 | sdata->user_power_level = MBM_TO_DBM(mbm); | |
2342 | break; | |
2343 | } | |
2344 | ||
db82d8a9 LB |
2345 | if (txp_type != sdata->vif.bss_conf.txpower_type) { |
2346 | update_txp_type = true; | |
2347 | sdata->vif.bss_conf.txpower_type = txp_type; | |
2348 | } | |
2349 | ||
2350 | ieee80211_recalc_txpower(sdata, update_txp_type); | |
1ea6f9c0 JB |
2351 | |
2352 | return 0; | |
2353 | } | |
55de908a | 2354 | |
7643a2c3 | 2355 | switch (type) { |
fa61cf70 | 2356 | case NL80211_TX_POWER_AUTOMATIC: |
1ea6f9c0 | 2357 | local->user_power_level = IEEE80211_UNSET_POWER_LEVEL; |
db82d8a9 | 2358 | txp_type = NL80211_TX_POWER_LIMITED; |
7643a2c3 | 2359 | break; |
fa61cf70 | 2360 | case NL80211_TX_POWER_LIMITED: |
fa61cf70 JO |
2361 | case NL80211_TX_POWER_FIXED: |
2362 | if (mbm < 0 || (mbm % 100)) | |
2363 | return -EOPNOTSUPP; | |
fa61cf70 | 2364 | local->user_power_level = MBM_TO_DBM(mbm); |
7643a2c3 | 2365 | break; |
7643a2c3 JB |
2366 | } |
2367 | ||
1ea6f9c0 | 2368 | mutex_lock(&local->iflist_mtx); |
db82d8a9 | 2369 | list_for_each_entry(sdata, &local->interfaces, list) { |
1ea6f9c0 | 2370 | sdata->user_power_level = local->user_power_level; |
db82d8a9 LB |
2371 | if (txp_type != sdata->vif.bss_conf.txpower_type) |
2372 | update_txp_type = true; | |
2373 | sdata->vif.bss_conf.txpower_type = txp_type; | |
2374 | } | |
1ea6f9c0 | 2375 | list_for_each_entry(sdata, &local->interfaces, list) |
db82d8a9 | 2376 | ieee80211_recalc_txpower(sdata, update_txp_type); |
1ea6f9c0 | 2377 | mutex_unlock(&local->iflist_mtx); |
7643a2c3 JB |
2378 | |
2379 | return 0; | |
2380 | } | |
2381 | ||
c8442118 JB |
2382 | static int ieee80211_get_tx_power(struct wiphy *wiphy, |
2383 | struct wireless_dev *wdev, | |
2384 | int *dbm) | |
7643a2c3 JB |
2385 | { |
2386 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
1ea6f9c0 | 2387 | struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev); |
7643a2c3 | 2388 | |
5b3dc42b FF |
2389 | if (local->ops->get_txpower) |
2390 | return drv_get_txpower(local, sdata, dbm); | |
2391 | ||
1ea6f9c0 JB |
2392 | if (!local->use_chanctx) |
2393 | *dbm = local->hw.conf.power_level; | |
2394 | else | |
2395 | *dbm = sdata->vif.bss_conf.txpower; | |
7643a2c3 | 2396 | |
7643a2c3 JB |
2397 | return 0; |
2398 | } | |
2399 | ||
ab737a4f | 2400 | static int ieee80211_set_wds_peer(struct wiphy *wiphy, struct net_device *dev, |
388ac775 | 2401 | const u8 *addr) |
ab737a4f JB |
2402 | { |
2403 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
2404 | ||
2405 | memcpy(&sdata->u.wds.remote_addr, addr, ETH_ALEN); | |
2406 | ||
2407 | return 0; | |
2408 | } | |
2409 | ||
1f87f7d3 JB |
2410 | static void ieee80211_rfkill_poll(struct wiphy *wiphy) |
2411 | { | |
2412 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
2413 | ||
2414 | drv_rfkill_poll(local); | |
2415 | } | |
2416 | ||
aff89a9b | 2417 | #ifdef CONFIG_NL80211_TESTMODE |
fc73f11f DS |
2418 | static int ieee80211_testmode_cmd(struct wiphy *wiphy, |
2419 | struct wireless_dev *wdev, | |
2420 | void *data, int len) | |
aff89a9b JB |
2421 | { |
2422 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
52981cd7 | 2423 | struct ieee80211_vif *vif = NULL; |
aff89a9b JB |
2424 | |
2425 | if (!local->ops->testmode_cmd) | |
2426 | return -EOPNOTSUPP; | |
2427 | ||
52981cd7 DS |
2428 | if (wdev) { |
2429 | struct ieee80211_sub_if_data *sdata; | |
2430 | ||
2431 | sdata = IEEE80211_WDEV_TO_SUB_IF(wdev); | |
2432 | if (sdata->flags & IEEE80211_SDATA_IN_DRIVER) | |
2433 | vif = &sdata->vif; | |
2434 | } | |
2435 | ||
2436 | return local->ops->testmode_cmd(&local->hw, vif, data, len); | |
aff89a9b | 2437 | } |
71063f0e WYG |
2438 | |
2439 | static int ieee80211_testmode_dump(struct wiphy *wiphy, | |
2440 | struct sk_buff *skb, | |
2441 | struct netlink_callback *cb, | |
2442 | void *data, int len) | |
2443 | { | |
2444 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
2445 | ||
2446 | if (!local->ops->testmode_dump) | |
2447 | return -EOPNOTSUPP; | |
2448 | ||
2449 | return local->ops->testmode_dump(&local->hw, skb, cb, data, len); | |
2450 | } | |
aff89a9b JB |
2451 | #endif |
2452 | ||
687da132 EG |
2453 | int __ieee80211_request_smps_ap(struct ieee80211_sub_if_data *sdata, |
2454 | enum ieee80211_smps_mode smps_mode) | |
2455 | { | |
2456 | struct sta_info *sta; | |
2457 | enum ieee80211_smps_mode old_req; | |
687da132 EG |
2458 | |
2459 | if (WARN_ON_ONCE(sdata->vif.type != NL80211_IFTYPE_AP)) | |
2460 | return -EINVAL; | |
2461 | ||
2462 | if (sdata->vif.bss_conf.chandef.width == NL80211_CHAN_WIDTH_20_NOHT) | |
2463 | return 0; | |
2464 | ||
2465 | old_req = sdata->u.ap.req_smps; | |
2466 | sdata->u.ap.req_smps = smps_mode; | |
2467 | ||
2468 | /* AUTOMATIC doesn't mean much for AP - don't allow it */ | |
2469 | if (old_req == smps_mode || | |
2470 | smps_mode == IEEE80211_SMPS_AUTOMATIC) | |
2471 | return 0; | |
2472 | ||
687da132 | 2473 | ht_dbg(sdata, |
6a8b4adb | 2474 | "SMPS %d requested in AP mode, sending Action frame to %d stations\n", |
687da132 EG |
2475 | smps_mode, atomic_read(&sdata->u.ap.num_mcast_sta)); |
2476 | ||
2477 | mutex_lock(&sdata->local->sta_mtx); | |
7d9bb2f0 JB |
2478 | list_for_each_entry(sta, &sdata->local->sta_list, list) { |
2479 | /* | |
2480 | * Only stations associated to our AP and | |
2481 | * associated VLANs | |
2482 | */ | |
2483 | if (sta->sdata->bss != &sdata->u.ap) | |
2484 | continue; | |
687da132 | 2485 | |
7d9bb2f0 JB |
2486 | /* This station doesn't support MIMO - skip it */ |
2487 | if (sta_info_tx_streams(sta) == 1) | |
2488 | continue; | |
687da132 | 2489 | |
7d9bb2f0 JB |
2490 | /* |
2491 | * Don't wake up a STA just to send the action frame | |
2492 | * unless we are getting more restrictive. | |
2493 | */ | |
2494 | if (test_sta_flag(sta, WLAN_STA_PS_STA) && | |
2495 | !ieee80211_smps_is_restrictive(sta->known_smps_mode, | |
2496 | smps_mode)) { | |
2497 | ht_dbg(sdata, "Won't send SMPS to sleeping STA %pM\n", | |
2498 | sta->sta.addr); | |
2499 | continue; | |
2500 | } | |
687da132 | 2501 | |
7d9bb2f0 JB |
2502 | /* |
2503 | * If the STA is not authorized, wait until it gets | |
2504 | * authorized and the action frame will be sent then. | |
2505 | */ | |
2506 | if (!test_sta_flag(sta, WLAN_STA_AUTHORIZED)) | |
2507 | continue; | |
687da132 | 2508 | |
7d9bb2f0 JB |
2509 | ht_dbg(sdata, "Sending SMPS to %pM\n", sta->sta.addr); |
2510 | ieee80211_send_smps_action(sdata, smps_mode, sta->sta.addr, | |
2511 | sdata->vif.bss_conf.bssid); | |
687da132 EG |
2512 | } |
2513 | mutex_unlock(&sdata->local->sta_mtx); | |
2514 | ||
2515 | sdata->smps_mode = smps_mode; | |
2516 | ieee80211_queue_work(&sdata->local->hw, &sdata->recalc_smps); | |
2517 | ||
2518 | return 0; | |
2519 | } | |
2520 | ||
2521 | int __ieee80211_request_smps_mgd(struct ieee80211_sub_if_data *sdata, | |
2522 | enum ieee80211_smps_mode smps_mode) | |
0f78231b JB |
2523 | { |
2524 | const u8 *ap; | |
2525 | enum ieee80211_smps_mode old_req; | |
2526 | int err; | |
d51c2ea3 AN |
2527 | struct sta_info *sta; |
2528 | bool tdls_peer_found = false; | |
0f78231b | 2529 | |
8d61ffa5 | 2530 | lockdep_assert_held(&sdata->wdev.mtx); |
243e6df4 | 2531 | |
687da132 EG |
2532 | if (WARN_ON_ONCE(sdata->vif.type != NL80211_IFTYPE_STATION)) |
2533 | return -EINVAL; | |
2534 | ||
0f78231b JB |
2535 | old_req = sdata->u.mgd.req_smps; |
2536 | sdata->u.mgd.req_smps = smps_mode; | |
2537 | ||
2538 | if (old_req == smps_mode && | |
2539 | smps_mode != IEEE80211_SMPS_AUTOMATIC) | |
2540 | return 0; | |
2541 | ||
2542 | /* | |
2543 | * If not associated, or current association is not an HT | |
04ecd257 JB |
2544 | * association, there's no need to do anything, just store |
2545 | * the new value until we associate. | |
0f78231b JB |
2546 | */ |
2547 | if (!sdata->u.mgd.associated || | |
4bf88530 | 2548 | sdata->vif.bss_conf.chandef.width == NL80211_CHAN_WIDTH_20_NOHT) |
0f78231b | 2549 | return 0; |
0f78231b | 2550 | |
0c1ad2ca | 2551 | ap = sdata->u.mgd.associated->bssid; |
0f78231b | 2552 | |
d51c2ea3 AN |
2553 | rcu_read_lock(); |
2554 | list_for_each_entry_rcu(sta, &sdata->local->sta_list, list) { | |
2555 | if (!sta->sta.tdls || sta->sdata != sdata || !sta->uploaded || | |
2556 | !test_sta_flag(sta, WLAN_STA_AUTHORIZED)) | |
2557 | continue; | |
2558 | ||
2559 | tdls_peer_found = true; | |
2560 | break; | |
2561 | } | |
2562 | rcu_read_unlock(); | |
2563 | ||
0f78231b | 2564 | if (smps_mode == IEEE80211_SMPS_AUTOMATIC) { |
d51c2ea3 | 2565 | if (tdls_peer_found || !sdata->u.mgd.powersave) |
0f78231b | 2566 | smps_mode = IEEE80211_SMPS_OFF; |
d51c2ea3 AN |
2567 | else |
2568 | smps_mode = IEEE80211_SMPS_DYNAMIC; | |
0f78231b JB |
2569 | } |
2570 | ||
2571 | /* send SM PS frame to AP */ | |
2572 | err = ieee80211_send_smps_action(sdata, smps_mode, | |
2573 | ap, ap); | |
2574 | if (err) | |
2575 | sdata->u.mgd.req_smps = old_req; | |
d51c2ea3 AN |
2576 | else if (smps_mode != IEEE80211_SMPS_OFF && tdls_peer_found) |
2577 | ieee80211_teardown_tdls_peers(sdata); | |
0f78231b JB |
2578 | |
2579 | return err; | |
2580 | } | |
2581 | ||
bc92afd9 JB |
2582 | static int ieee80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *dev, |
2583 | bool enabled, int timeout) | |
2584 | { | |
2585 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
2586 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
bc92afd9 | 2587 | |
2d3db210 | 2588 | if (sdata->vif.type != NL80211_IFTYPE_STATION) |
e5de30c9 BP |
2589 | return -EOPNOTSUPP; |
2590 | ||
30686bf7 | 2591 | if (!ieee80211_hw_check(&local->hw, SUPPORTS_PS)) |
bc92afd9 JB |
2592 | return -EOPNOTSUPP; |
2593 | ||
2594 | if (enabled == sdata->u.mgd.powersave && | |
ff616381 | 2595 | timeout == local->dynamic_ps_forced_timeout) |
bc92afd9 JB |
2596 | return 0; |
2597 | ||
2598 | sdata->u.mgd.powersave = enabled; | |
ff616381 | 2599 | local->dynamic_ps_forced_timeout = timeout; |
bc92afd9 | 2600 | |
0f78231b | 2601 | /* no change, but if automatic follow powersave */ |
ed405be5 | 2602 | sdata_lock(sdata); |
687da132 | 2603 | __ieee80211_request_smps_mgd(sdata, sdata->u.mgd.req_smps); |
ed405be5 | 2604 | sdata_unlock(sdata); |
0f78231b | 2605 | |
30686bf7 | 2606 | if (ieee80211_hw_check(&local->hw, SUPPORTS_DYNAMIC_PS)) |
bc92afd9 JB |
2607 | ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_PS); |
2608 | ||
4a733ef1 | 2609 | ieee80211_recalc_ps(local); |
ab095877 | 2610 | ieee80211_recalc_ps_vif(sdata); |
bc92afd9 JB |
2611 | |
2612 | return 0; | |
2613 | } | |
2614 | ||
a97c13c3 JO |
2615 | static int ieee80211_set_cqm_rssi_config(struct wiphy *wiphy, |
2616 | struct net_device *dev, | |
2617 | s32 rssi_thold, u32 rssi_hyst) | |
2618 | { | |
2619 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
a97c13c3 JO |
2620 | struct ieee80211_vif *vif = &sdata->vif; |
2621 | struct ieee80211_bss_conf *bss_conf = &vif->bss_conf; | |
2622 | ||
a97c13c3 JO |
2623 | if (rssi_thold == bss_conf->cqm_rssi_thold && |
2624 | rssi_hyst == bss_conf->cqm_rssi_hyst) | |
2625 | return 0; | |
2626 | ||
ef9be10c JB |
2627 | if (sdata->vif.driver_flags & IEEE80211_VIF_BEACON_FILTER && |
2628 | !(sdata->vif.driver_flags & IEEE80211_VIF_SUPPORTS_CQM_RSSI)) | |
2629 | return -EOPNOTSUPP; | |
2630 | ||
a97c13c3 JO |
2631 | bss_conf->cqm_rssi_thold = rssi_thold; |
2632 | bss_conf->cqm_rssi_hyst = rssi_hyst; | |
babc305e | 2633 | sdata->u.mgd.last_cqm_event_signal = 0; |
a97c13c3 JO |
2634 | |
2635 | /* tell the driver upon association, unless already associated */ | |
ea086359 JB |
2636 | if (sdata->u.mgd.associated && |
2637 | sdata->vif.driver_flags & IEEE80211_VIF_SUPPORTS_CQM_RSSI) | |
a97c13c3 JO |
2638 | ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_CQM); |
2639 | ||
2640 | return 0; | |
2641 | } | |
2642 | ||
9930380f JB |
2643 | static int ieee80211_set_bitrate_mask(struct wiphy *wiphy, |
2644 | struct net_device *dev, | |
2645 | const u8 *addr, | |
2646 | const struct cfg80211_bitrate_mask *mask) | |
2647 | { | |
2648 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
2649 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
bdbfd6b5 | 2650 | int i, ret; |
2c7e6bc9 | 2651 | |
554a43d5 EP |
2652 | if (!ieee80211_sdata_running(sdata)) |
2653 | return -ENETDOWN; | |
2654 | ||
30686bf7 | 2655 | if (ieee80211_hw_check(&local->hw, HAS_RATE_CONTROL)) { |
bdbfd6b5 SM |
2656 | ret = drv_set_bitrate_mask(local, sdata, mask); |
2657 | if (ret) | |
2658 | return ret; | |
2659 | } | |
9930380f | 2660 | |
57fbcce3 | 2661 | for (i = 0; i < NUM_NL80211_BANDS; i++) { |
2ffbe6d3 FF |
2662 | struct ieee80211_supported_band *sband = wiphy->bands[i]; |
2663 | int j; | |
2664 | ||
37eb0b16 | 2665 | sdata->rc_rateidx_mask[i] = mask->control[i].legacy; |
d1e33e65 JD |
2666 | memcpy(sdata->rc_rateidx_mcs_mask[i], mask->control[i].ht_mcs, |
2667 | sizeof(mask->control[i].ht_mcs)); | |
b119ad6e LB |
2668 | memcpy(sdata->rc_rateidx_vht_mcs_mask[i], |
2669 | mask->control[i].vht_mcs, | |
2670 | sizeof(mask->control[i].vht_mcs)); | |
2ffbe6d3 FF |
2671 | |
2672 | sdata->rc_has_mcs_mask[i] = false; | |
b119ad6e | 2673 | sdata->rc_has_vht_mcs_mask[i] = false; |
2ffbe6d3 FF |
2674 | if (!sband) |
2675 | continue; | |
2676 | ||
b119ad6e | 2677 | for (j = 0; j < IEEE80211_HT_MCS_MASK_LEN; j++) { |
2df1b131 | 2678 | if (~sdata->rc_rateidx_mcs_mask[i][j]) { |
2ffbe6d3 | 2679 | sdata->rc_has_mcs_mask[i] = true; |
2df1b131 JB |
2680 | break; |
2681 | } | |
2682 | } | |
b119ad6e | 2683 | |
2df1b131 JB |
2684 | for (j = 0; j < NL80211_VHT_NSS_MAX; j++) { |
2685 | if (~sdata->rc_rateidx_vht_mcs_mask[i][j]) { | |
b119ad6e | 2686 | sdata->rc_has_vht_mcs_mask[i] = true; |
2ffbe6d3 | 2687 | break; |
2df1b131 | 2688 | } |
b119ad6e | 2689 | } |
19468413 | 2690 | } |
9930380f | 2691 | |
37eb0b16 | 2692 | return 0; |
9930380f JB |
2693 | } |
2694 | ||
164eb02d SW |
2695 | static int ieee80211_start_radar_detection(struct wiphy *wiphy, |
2696 | struct net_device *dev, | |
31559f35 JD |
2697 | struct cfg80211_chan_def *chandef, |
2698 | u32 cac_time_ms) | |
164eb02d SW |
2699 | { |
2700 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
2701 | struct ieee80211_local *local = sdata->local; | |
164eb02d SW |
2702 | int err; |
2703 | ||
34a3740d JB |
2704 | mutex_lock(&local->mtx); |
2705 | if (!list_empty(&local->roc_list) || local->scanning) { | |
2706 | err = -EBUSY; | |
2707 | goto out_unlock; | |
2708 | } | |
164eb02d SW |
2709 | |
2710 | /* whatever, but channel contexts should not complain about that one */ | |
2711 | sdata->smps_mode = IEEE80211_SMPS_OFF; | |
2712 | sdata->needed_rx_chains = local->rx_chains; | |
164eb02d | 2713 | |
164eb02d SW |
2714 | err = ieee80211_vif_use_channel(sdata, chandef, |
2715 | IEEE80211_CHANCTX_SHARED); | |
164eb02d | 2716 | if (err) |
34a3740d | 2717 | goto out_unlock; |
164eb02d | 2718 | |
164eb02d | 2719 | ieee80211_queue_delayed_work(&sdata->local->hw, |
31559f35 JD |
2720 | &sdata->dfs_cac_timer_work, |
2721 | msecs_to_jiffies(cac_time_ms)); | |
164eb02d | 2722 | |
34a3740d JB |
2723 | out_unlock: |
2724 | mutex_unlock(&local->mtx); | |
2725 | return err; | |
164eb02d SW |
2726 | } |
2727 | ||
73da7d5b SW |
2728 | static struct cfg80211_beacon_data * |
2729 | cfg80211_beacon_dup(struct cfg80211_beacon_data *beacon) | |
2730 | { | |
2731 | struct cfg80211_beacon_data *new_beacon; | |
2732 | u8 *pos; | |
2733 | int len; | |
2734 | ||
2735 | len = beacon->head_len + beacon->tail_len + beacon->beacon_ies_len + | |
2736 | beacon->proberesp_ies_len + beacon->assocresp_ies_len + | |
2737 | beacon->probe_resp_len; | |
2738 | ||
2739 | new_beacon = kzalloc(sizeof(*new_beacon) + len, GFP_KERNEL); | |
2740 | if (!new_beacon) | |
2741 | return NULL; | |
2742 | ||
2743 | pos = (u8 *)(new_beacon + 1); | |
2744 | if (beacon->head_len) { | |
2745 | new_beacon->head_len = beacon->head_len; | |
2746 | new_beacon->head = pos; | |
2747 | memcpy(pos, beacon->head, beacon->head_len); | |
2748 | pos += beacon->head_len; | |
2749 | } | |
2750 | if (beacon->tail_len) { | |
2751 | new_beacon->tail_len = beacon->tail_len; | |
2752 | new_beacon->tail = pos; | |
2753 | memcpy(pos, beacon->tail, beacon->tail_len); | |
2754 | pos += beacon->tail_len; | |
2755 | } | |
2756 | if (beacon->beacon_ies_len) { | |
2757 | new_beacon->beacon_ies_len = beacon->beacon_ies_len; | |
2758 | new_beacon->beacon_ies = pos; | |
2759 | memcpy(pos, beacon->beacon_ies, beacon->beacon_ies_len); | |
2760 | pos += beacon->beacon_ies_len; | |
2761 | } | |
2762 | if (beacon->proberesp_ies_len) { | |
2763 | new_beacon->proberesp_ies_len = beacon->proberesp_ies_len; | |
2764 | new_beacon->proberesp_ies = pos; | |
2765 | memcpy(pos, beacon->proberesp_ies, beacon->proberesp_ies_len); | |
2766 | pos += beacon->proberesp_ies_len; | |
2767 | } | |
2768 | if (beacon->assocresp_ies_len) { | |
2769 | new_beacon->assocresp_ies_len = beacon->assocresp_ies_len; | |
2770 | new_beacon->assocresp_ies = pos; | |
2771 | memcpy(pos, beacon->assocresp_ies, beacon->assocresp_ies_len); | |
2772 | pos += beacon->assocresp_ies_len; | |
2773 | } | |
2774 | if (beacon->probe_resp_len) { | |
2775 | new_beacon->probe_resp_len = beacon->probe_resp_len; | |
2776 | beacon->probe_resp = pos; | |
2777 | memcpy(pos, beacon->probe_resp, beacon->probe_resp_len); | |
2778 | pos += beacon->probe_resp_len; | |
2779 | } | |
2780 | ||
2781 | return new_beacon; | |
2782 | } | |
2783 | ||
66e01cf9 | 2784 | void ieee80211_csa_finish(struct ieee80211_vif *vif) |
73da7d5b | 2785 | { |
66e01cf9 | 2786 | struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif); |
73da7d5b | 2787 | |
66e01cf9 LC |
2788 | ieee80211_queue_work(&sdata->local->hw, |
2789 | &sdata->csa_finalize_work); | |
2790 | } | |
2791 | EXPORT_SYMBOL(ieee80211_csa_finish); | |
e487eaeb | 2792 | |
66199506 MK |
2793 | static int ieee80211_set_after_csa_beacon(struct ieee80211_sub_if_data *sdata, |
2794 | u32 *changed) | |
66e01cf9 | 2795 | { |
66199506 | 2796 | int err; |
7578d575 | 2797 | |
cd7760e6 SW |
2798 | switch (sdata->vif.type) { |
2799 | case NL80211_IFTYPE_AP: | |
af296bdb MK |
2800 | err = ieee80211_assign_beacon(sdata, sdata->u.ap.next_beacon, |
2801 | NULL); | |
97518af1 MK |
2802 | kfree(sdata->u.ap.next_beacon); |
2803 | sdata->u.ap.next_beacon = NULL; | |
2804 | ||
cd7760e6 | 2805 | if (err < 0) |
66199506 MK |
2806 | return err; |
2807 | *changed |= err; | |
cd7760e6 SW |
2808 | break; |
2809 | case NL80211_IFTYPE_ADHOC: | |
faf046e7 MK |
2810 | err = ieee80211_ibss_finish_csa(sdata); |
2811 | if (err < 0) | |
66199506 MK |
2812 | return err; |
2813 | *changed |= err; | |
cd7760e6 | 2814 | break; |
b8456a14 CYY |
2815 | #ifdef CONFIG_MAC80211_MESH |
2816 | case NL80211_IFTYPE_MESH_POINT: | |
2817 | err = ieee80211_mesh_finish_csa(sdata); | |
2818 | if (err < 0) | |
66199506 MK |
2819 | return err; |
2820 | *changed |= err; | |
b8456a14 CYY |
2821 | break; |
2822 | #endif | |
cd7760e6 SW |
2823 | default: |
2824 | WARN_ON(1); | |
66199506 MK |
2825 | return -EINVAL; |
2826 | } | |
2827 | ||
2828 | return 0; | |
2829 | } | |
2830 | ||
cf8767dd | 2831 | static int __ieee80211_csa_finalize(struct ieee80211_sub_if_data *sdata) |
66199506 MK |
2832 | { |
2833 | struct ieee80211_local *local = sdata->local; | |
2834 | u32 changed = 0; | |
2835 | int err; | |
2836 | ||
2837 | sdata_assert_lock(sdata); | |
2838 | lockdep_assert_held(&local->mtx); | |
03078de4 | 2839 | lockdep_assert_held(&local->chanctx_mtx); |
66199506 | 2840 | |
03078de4 MK |
2841 | /* |
2842 | * using reservation isn't immediate as it may be deferred until later | |
2843 | * with multi-vif. once reservation is complete it will re-schedule the | |
2844 | * work with no reserved_chanctx so verify chandef to check if it | |
2845 | * completed successfully | |
2846 | */ | |
66199506 | 2847 | |
03078de4 MK |
2848 | if (sdata->reserved_chanctx) { |
2849 | /* | |
2850 | * with multi-vif csa driver may call ieee80211_csa_finish() | |
2851 | * many times while waiting for other interfaces to use their | |
2852 | * reservations | |
2853 | */ | |
2854 | if (sdata->reserved_ready) | |
2855 | return 0; | |
2856 | ||
408b18ab | 2857 | return ieee80211_vif_use_reserved_context(sdata); |
cd7760e6 | 2858 | } |
73da7d5b | 2859 | |
03078de4 MK |
2860 | if (!cfg80211_chandef_identical(&sdata->vif.bss_conf.chandef, |
2861 | &sdata->csa_chandef)) | |
2862 | return -EINVAL; | |
2863 | ||
66199506 MK |
2864 | sdata->vif.csa_active = false; |
2865 | ||
2866 | err = ieee80211_set_after_csa_beacon(sdata, &changed); | |
2867 | if (err) | |
cf8767dd | 2868 | return err; |
faf046e7 | 2869 | |
66199506 | 2870 | ieee80211_bss_info_change_notify(sdata, changed); |
59af6928 | 2871 | |
a46992b4 LC |
2872 | if (sdata->csa_block_tx) { |
2873 | ieee80211_wake_vif_queues(local, sdata, | |
2874 | IEEE80211_QUEUE_STOP_REASON_CSA); | |
2875 | sdata->csa_block_tx = false; | |
2876 | } | |
cf8767dd | 2877 | |
f1d65583 LC |
2878 | err = drv_post_channel_switch(sdata); |
2879 | if (err) | |
2880 | return err; | |
2881 | ||
2882 | cfg80211_ch_switch_notify(sdata->dev, &sdata->csa_chandef); | |
2883 | ||
cf8767dd MK |
2884 | return 0; |
2885 | } | |
2886 | ||
2887 | static void ieee80211_csa_finalize(struct ieee80211_sub_if_data *sdata) | |
2888 | { | |
2889 | if (__ieee80211_csa_finalize(sdata)) { | |
2890 | sdata_info(sdata, "failed to finalize CSA, disconnecting\n"); | |
2891 | cfg80211_stop_iface(sdata->local->hw.wiphy, &sdata->wdev, | |
2892 | GFP_KERNEL); | |
2893 | } | |
66e01cf9 LC |
2894 | } |
2895 | ||
2896 | void ieee80211_csa_finalize_work(struct work_struct *work) | |
2897 | { | |
2898 | struct ieee80211_sub_if_data *sdata = | |
2899 | container_of(work, struct ieee80211_sub_if_data, | |
2900 | csa_finalize_work); | |
59af6928 | 2901 | struct ieee80211_local *local = sdata->local; |
66e01cf9 LC |
2902 | |
2903 | sdata_lock(sdata); | |
59af6928 | 2904 | mutex_lock(&local->mtx); |
03078de4 | 2905 | mutex_lock(&local->chanctx_mtx); |
59af6928 | 2906 | |
66e01cf9 LC |
2907 | /* AP might have been stopped while waiting for the lock. */ |
2908 | if (!sdata->vif.csa_active) | |
2909 | goto unlock; | |
2910 | ||
2911 | if (!ieee80211_sdata_running(sdata)) | |
2912 | goto unlock; | |
2913 | ||
2914 | ieee80211_csa_finalize(sdata); | |
e487eaeb SW |
2915 | |
2916 | unlock: | |
03078de4 | 2917 | mutex_unlock(&local->chanctx_mtx); |
59af6928 | 2918 | mutex_unlock(&local->mtx); |
e487eaeb | 2919 | sdata_unlock(sdata); |
73da7d5b SW |
2920 | } |
2921 | ||
37fa2bdd MK |
2922 | static int ieee80211_set_csa_beacon(struct ieee80211_sub_if_data *sdata, |
2923 | struct cfg80211_csa_settings *params, | |
2924 | u32 *changed) | |
73da7d5b | 2925 | { |
af296bdb | 2926 | struct ieee80211_csa_settings csa = {}; |
37fa2bdd | 2927 | int err; |
73da7d5b | 2928 | |
73da7d5b SW |
2929 | switch (sdata->vif.type) { |
2930 | case NL80211_IFTYPE_AP: | |
cd7760e6 SW |
2931 | sdata->u.ap.next_beacon = |
2932 | cfg80211_beacon_dup(¶ms->beacon_after); | |
2933 | if (!sdata->u.ap.next_beacon) | |
2934 | return -ENOMEM; | |
2935 | ||
66e01cf9 LC |
2936 | /* |
2937 | * With a count of 0, we don't have to wait for any | |
2938 | * TBTT before switching, so complete the CSA | |
2939 | * immediately. In theory, with a count == 1 we | |
2940 | * should delay the switch until just before the next | |
2941 | * TBTT, but that would complicate things so we switch | |
2942 | * immediately too. If we would delay the switch | |
2943 | * until the next TBTT, we would have to set the probe | |
2944 | * response here. | |
2945 | * | |
2946 | * TODO: A channel switch with count <= 1 without | |
2947 | * sending a CSA action frame is kind of useless, | |
2948 | * because the clients won't know we're changing | |
2949 | * channels. The action frame must be implemented | |
2950 | * either here or in the userspace. | |
2951 | */ | |
2952 | if (params->count <= 1) | |
2953 | break; | |
2954 | ||
0d06d9ba AO |
2955 | if ((params->n_counter_offsets_beacon > |
2956 | IEEE80211_MAX_CSA_COUNTERS_NUM) || | |
2957 | (params->n_counter_offsets_presp > | |
2958 | IEEE80211_MAX_CSA_COUNTERS_NUM)) | |
2959 | return -EINVAL; | |
9a774c78 | 2960 | |
af296bdb MK |
2961 | csa.counter_offsets_beacon = params->counter_offsets_beacon; |
2962 | csa.counter_offsets_presp = params->counter_offsets_presp; | |
2963 | csa.n_counter_offsets_beacon = params->n_counter_offsets_beacon; | |
2964 | csa.n_counter_offsets_presp = params->n_counter_offsets_presp; | |
2965 | csa.count = params->count; | |
9a774c78 | 2966 | |
af296bdb | 2967 | err = ieee80211_assign_beacon(sdata, ¶ms->beacon_csa, &csa); |
cd7760e6 SW |
2968 | if (err < 0) { |
2969 | kfree(sdata->u.ap.next_beacon); | |
2970 | return err; | |
2971 | } | |
37fa2bdd | 2972 | *changed |= err; |
66e01cf9 | 2973 | |
cd7760e6 SW |
2974 | break; |
2975 | case NL80211_IFTYPE_ADHOC: | |
2976 | if (!sdata->vif.bss_conf.ibss_joined) | |
2977 | return -EINVAL; | |
2978 | ||
2979 | if (params->chandef.width != sdata->u.ibss.chandef.width) | |
2980 | return -EINVAL; | |
2981 | ||
2982 | switch (params->chandef.width) { | |
2983 | case NL80211_CHAN_WIDTH_40: | |
2984 | if (cfg80211_get_chandef_type(¶ms->chandef) != | |
2985 | cfg80211_get_chandef_type(&sdata->u.ibss.chandef)) | |
2986 | return -EINVAL; | |
2987 | case NL80211_CHAN_WIDTH_5: | |
2988 | case NL80211_CHAN_WIDTH_10: | |
2989 | case NL80211_CHAN_WIDTH_20_NOHT: | |
2990 | case NL80211_CHAN_WIDTH_20: | |
2991 | break; | |
2992 | default: | |
2993 | return -EINVAL; | |
2994 | } | |
2995 | ||
2996 | /* changes into another band are not supported */ | |
2997 | if (sdata->u.ibss.chandef.chan->band != | |
2998 | params->chandef.chan->band) | |
2999 | return -EINVAL; | |
3000 | ||
66e01cf9 LC |
3001 | /* see comments in the NL80211_IFTYPE_AP block */ |
3002 | if (params->count > 1) { | |
3003 | err = ieee80211_ibss_csa_beacon(sdata, params); | |
3004 | if (err < 0) | |
3005 | return err; | |
37fa2bdd | 3006 | *changed |= err; |
66e01cf9 LC |
3007 | } |
3008 | ||
3009 | ieee80211_send_action_csa(sdata, params); | |
3010 | ||
73da7d5b | 3011 | break; |
c6da674a | 3012 | #ifdef CONFIG_MAC80211_MESH |
37fa2bdd MK |
3013 | case NL80211_IFTYPE_MESH_POINT: { |
3014 | struct ieee80211_if_mesh *ifmsh = &sdata->u.mesh; | |
c6da674a | 3015 | |
c6da674a CYY |
3016 | if (params->chandef.width != sdata->vif.bss_conf.chandef.width) |
3017 | return -EINVAL; | |
3018 | ||
3019 | /* changes into another band are not supported */ | |
3020 | if (sdata->vif.bss_conf.chandef.chan->band != | |
3021 | params->chandef.chan->band) | |
3022 | return -EINVAL; | |
3023 | ||
c782bf8c | 3024 | if (ifmsh->csa_role == IEEE80211_MESH_CSA_ROLE_NONE) { |
0cb4d4dc | 3025 | ifmsh->csa_role = IEEE80211_MESH_CSA_ROLE_INIT; |
c782bf8c CYY |
3026 | if (!ifmsh->pre_value) |
3027 | ifmsh->pre_value = 1; | |
3028 | else | |
3029 | ifmsh->pre_value++; | |
3030 | } | |
0cb4d4dc | 3031 | |
66e01cf9 LC |
3032 | /* see comments in the NL80211_IFTYPE_AP block */ |
3033 | if (params->count > 1) { | |
3034 | err = ieee80211_mesh_csa_beacon(sdata, params); | |
3035 | if (err < 0) { | |
3036 | ifmsh->csa_role = IEEE80211_MESH_CSA_ROLE_NONE; | |
3037 | return err; | |
3038 | } | |
37fa2bdd | 3039 | *changed |= err; |
3f718fd8 | 3040 | } |
66e01cf9 LC |
3041 | |
3042 | if (ifmsh->csa_role == IEEE80211_MESH_CSA_ROLE_INIT) | |
3043 | ieee80211_send_action_csa(sdata, params); | |
3044 | ||
c6da674a | 3045 | break; |
37fa2bdd | 3046 | } |
c6da674a | 3047 | #endif |
73da7d5b SW |
3048 | default: |
3049 | return -EOPNOTSUPP; | |
3050 | } | |
3051 | ||
37fa2bdd MK |
3052 | return 0; |
3053 | } | |
3054 | ||
f29f58a9 LC |
3055 | static int |
3056 | __ieee80211_channel_switch(struct wiphy *wiphy, struct net_device *dev, | |
3057 | struct cfg80211_csa_settings *params) | |
37fa2bdd MK |
3058 | { |
3059 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
3060 | struct ieee80211_local *local = sdata->local; | |
6d027bcc | 3061 | struct ieee80211_channel_switch ch_switch; |
2b32713d | 3062 | struct ieee80211_chanctx_conf *conf; |
37fa2bdd | 3063 | struct ieee80211_chanctx *chanctx; |
b08cc24e JB |
3064 | u32 changed = 0; |
3065 | int err; | |
37fa2bdd MK |
3066 | |
3067 | sdata_assert_lock(sdata); | |
59af6928 | 3068 | lockdep_assert_held(&local->mtx); |
37fa2bdd MK |
3069 | |
3070 | if (!list_empty(&local->roc_list) || local->scanning) | |
3071 | return -EBUSY; | |
3072 | ||
3073 | if (sdata->wdev.cac_started) | |
3074 | return -EBUSY; | |
3075 | ||
3076 | if (cfg80211_chandef_identical(¶ms->chandef, | |
3077 | &sdata->vif.bss_conf.chandef)) | |
3078 | return -EINVAL; | |
3079 | ||
03078de4 MK |
3080 | /* don't allow another channel switch if one is already active. */ |
3081 | if (sdata->vif.csa_active) | |
3082 | return -EBUSY; | |
3083 | ||
2b32713d MK |
3084 | mutex_lock(&local->chanctx_mtx); |
3085 | conf = rcu_dereference_protected(sdata->vif.chanctx_conf, | |
3086 | lockdep_is_held(&local->chanctx_mtx)); | |
3087 | if (!conf) { | |
03078de4 MK |
3088 | err = -EBUSY; |
3089 | goto out; | |
37fa2bdd MK |
3090 | } |
3091 | ||
2b32713d | 3092 | chanctx = container_of(conf, struct ieee80211_chanctx, conf); |
37fa2bdd | 3093 | |
000baa5d LC |
3094 | ch_switch.timestamp = 0; |
3095 | ch_switch.device_timestamp = 0; | |
3096 | ch_switch.block_tx = params->block_tx; | |
3097 | ch_switch.chandef = params->chandef; | |
3098 | ch_switch.count = params->count; | |
3099 | ||
6d027bcc LC |
3100 | err = drv_pre_channel_switch(sdata, &ch_switch); |
3101 | if (err) | |
3102 | goto out; | |
3103 | ||
03078de4 MK |
3104 | err = ieee80211_vif_reserve_chanctx(sdata, ¶ms->chandef, |
3105 | chanctx->mode, | |
3106 | params->radar_required); | |
3107 | if (err) | |
3108 | goto out; | |
37fa2bdd | 3109 | |
03078de4 MK |
3110 | /* if reservation is invalid then this will fail */ |
3111 | err = ieee80211_check_combinations(sdata, NULL, chanctx->mode, 0); | |
3112 | if (err) { | |
3113 | ieee80211_vif_unreserve_chanctx(sdata); | |
3114 | goto out; | |
3115 | } | |
37fa2bdd MK |
3116 | |
3117 | err = ieee80211_set_csa_beacon(sdata, params, &changed); | |
03078de4 MK |
3118 | if (err) { |
3119 | ieee80211_vif_unreserve_chanctx(sdata); | |
3120 | goto out; | |
3121 | } | |
37fa2bdd | 3122 | |
33787fc4 | 3123 | sdata->csa_chandef = params->chandef; |
59af6928 | 3124 | sdata->csa_block_tx = params->block_tx; |
73da7d5b SW |
3125 | sdata->vif.csa_active = true; |
3126 | ||
59af6928 | 3127 | if (sdata->csa_block_tx) |
a46992b4 LC |
3128 | ieee80211_stop_vif_queues(local, sdata, |
3129 | IEEE80211_QUEUE_STOP_REASON_CSA); | |
59af6928 | 3130 | |
2f457293 LC |
3131 | cfg80211_ch_switch_started_notify(sdata->dev, &sdata->csa_chandef, |
3132 | params->count); | |
3133 | ||
66e01cf9 LC |
3134 | if (changed) { |
3135 | ieee80211_bss_info_change_notify(sdata, changed); | |
3136 | drv_channel_switch_beacon(sdata, ¶ms->chandef); | |
3137 | } else { | |
3138 | /* if the beacon didn't change, we can finalize immediately */ | |
3139 | ieee80211_csa_finalize(sdata); | |
3140 | } | |
73da7d5b | 3141 | |
03078de4 MK |
3142 | out: |
3143 | mutex_unlock(&local->chanctx_mtx); | |
3144 | return err; | |
73da7d5b SW |
3145 | } |
3146 | ||
59af6928 MK |
3147 | int ieee80211_channel_switch(struct wiphy *wiphy, struct net_device *dev, |
3148 | struct cfg80211_csa_settings *params) | |
3149 | { | |
3150 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
3151 | struct ieee80211_local *local = sdata->local; | |
3152 | int err; | |
3153 | ||
3154 | mutex_lock(&local->mtx); | |
3155 | err = __ieee80211_channel_switch(wiphy, dev, params); | |
3156 | mutex_unlock(&local->mtx); | |
3157 | ||
3158 | return err; | |
3159 | } | |
3160 | ||
a2fcfccb JB |
3161 | u64 ieee80211_mgmt_tx_cookie(struct ieee80211_local *local) |
3162 | { | |
3163 | lockdep_assert_held(&local->mtx); | |
3164 | ||
3165 | local->roc_cookie_counter++; | |
3166 | ||
3167 | /* wow, you wrapped 64 bits ... more likely a bug */ | |
3168 | if (WARN_ON(local->roc_cookie_counter == 0)) | |
3169 | local->roc_cookie_counter++; | |
3170 | ||
3171 | return local->roc_cookie_counter; | |
3172 | } | |
3173 | ||
5ee00dbd JB |
3174 | int ieee80211_attach_ack_skb(struct ieee80211_local *local, struct sk_buff *skb, |
3175 | u64 *cookie, gfp_t gfp) | |
3b79af97 JB |
3176 | { |
3177 | unsigned long spin_flags; | |
3178 | struct sk_buff *ack_skb; | |
3179 | int id; | |
3180 | ||
3181 | ack_skb = skb_copy(skb, gfp); | |
3182 | if (!ack_skb) | |
5ee00dbd | 3183 | return -ENOMEM; |
3b79af97 JB |
3184 | |
3185 | spin_lock_irqsave(&local->ack_status_lock, spin_flags); | |
3186 | id = idr_alloc(&local->ack_status_frames, ack_skb, | |
3187 | 1, 0x10000, GFP_ATOMIC); | |
3188 | spin_unlock_irqrestore(&local->ack_status_lock, spin_flags); | |
3189 | ||
3190 | if (id < 0) { | |
3191 | kfree_skb(ack_skb); | |
5ee00dbd | 3192 | return -ENOMEM; |
3b79af97 JB |
3193 | } |
3194 | ||
3195 | IEEE80211_SKB_CB(skb)->ack_frame_id = id; | |
3196 | ||
3197 | *cookie = ieee80211_mgmt_tx_cookie(local); | |
3198 | IEEE80211_SKB_CB(ack_skb)->ack.cookie = *cookie; | |
3199 | ||
5ee00dbd | 3200 | return 0; |
3b79af97 JB |
3201 | } |
3202 | ||
7be5086d | 3203 | static void ieee80211_mgmt_frame_register(struct wiphy *wiphy, |
71bbc994 | 3204 | struct wireless_dev *wdev, |
7be5086d JB |
3205 | u16 frame_type, bool reg) |
3206 | { | |
3207 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
1b09b556 | 3208 | struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev); |
7be5086d | 3209 | |
6abe0563 | 3210 | switch (frame_type) { |
6abe0563 | 3211 | case IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ: |
1b09b556 | 3212 | if (reg) { |
6abe0563 | 3213 | local->probe_req_reg++; |
1b09b556 AO |
3214 | sdata->vif.probe_req_reg++; |
3215 | } else { | |
3216 | if (local->probe_req_reg) | |
3217 | local->probe_req_reg--; | |
3218 | ||
3219 | if (sdata->vif.probe_req_reg) | |
3220 | sdata->vif.probe_req_reg--; | |
3221 | } | |
7be5086d | 3222 | |
35f5149e FF |
3223 | if (!local->open_count) |
3224 | break; | |
3225 | ||
1b09b556 AO |
3226 | if (sdata->vif.probe_req_reg == 1) |
3227 | drv_config_iface_filter(local, sdata, FIF_PROBE_REQ, | |
3228 | FIF_PROBE_REQ); | |
3229 | else if (sdata->vif.probe_req_reg == 0) | |
3230 | drv_config_iface_filter(local, sdata, 0, | |
3231 | FIF_PROBE_REQ); | |
3232 | ||
3233 | ieee80211_configure_filter(local); | |
6abe0563 WH |
3234 | break; |
3235 | default: | |
3236 | break; | |
3237 | } | |
7be5086d JB |
3238 | } |
3239 | ||
15d96753 BR |
3240 | static int ieee80211_set_antenna(struct wiphy *wiphy, u32 tx_ant, u32 rx_ant) |
3241 | { | |
3242 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
3243 | ||
3244 | if (local->started) | |
3245 | return -EOPNOTSUPP; | |
3246 | ||
3247 | return drv_set_antenna(local, tx_ant, rx_ant); | |
3248 | } | |
3249 | ||
3250 | static int ieee80211_get_antenna(struct wiphy *wiphy, u32 *tx_ant, u32 *rx_ant) | |
3251 | { | |
3252 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
3253 | ||
3254 | return drv_get_antenna(local, tx_ant, rx_ant); | |
3255 | } | |
3256 | ||
c68f4b89 JB |
3257 | static int ieee80211_set_rekey_data(struct wiphy *wiphy, |
3258 | struct net_device *dev, | |
3259 | struct cfg80211_gtk_rekey_data *data) | |
3260 | { | |
3261 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
3262 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
3263 | ||
3264 | if (!local->ops->set_rekey_data) | |
3265 | return -EOPNOTSUPP; | |
3266 | ||
3267 | drv_set_rekey_data(local, sdata, data); | |
3268 | ||
3269 | return 0; | |
3270 | } | |
3271 | ||
06500736 JB |
3272 | static int ieee80211_probe_client(struct wiphy *wiphy, struct net_device *dev, |
3273 | const u8 *peer, u64 *cookie) | |
3274 | { | |
3275 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
3276 | struct ieee80211_local *local = sdata->local; | |
3277 | struct ieee80211_qos_hdr *nullfunc; | |
5ee00dbd | 3278 | struct sk_buff *skb; |
06500736 JB |
3279 | int size = sizeof(*nullfunc); |
3280 | __le16 fc; | |
3281 | bool qos; | |
3282 | struct ieee80211_tx_info *info; | |
3283 | struct sta_info *sta; | |
55de908a | 3284 | struct ieee80211_chanctx_conf *chanctx_conf; |
57fbcce3 | 3285 | enum nl80211_band band; |
3b79af97 JB |
3286 | int ret; |
3287 | ||
3288 | /* the lock is needed to assign the cookie later */ | |
3289 | mutex_lock(&local->mtx); | |
06500736 JB |
3290 | |
3291 | rcu_read_lock(); | |
55de908a JB |
3292 | chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); |
3293 | if (WARN_ON(!chanctx_conf)) { | |
3b79af97 JB |
3294 | ret = -EINVAL; |
3295 | goto unlock; | |
55de908a | 3296 | } |
4bf88530 | 3297 | band = chanctx_conf->def.chan->band; |
03bb7f42 | 3298 | sta = sta_info_get_bss(sdata, peer); |
b4487c2d | 3299 | if (sta) { |
a74a8c84 | 3300 | qos = sta->sta.wme; |
b4487c2d | 3301 | } else { |
3b79af97 JB |
3302 | ret = -ENOLINK; |
3303 | goto unlock; | |
b4487c2d | 3304 | } |
06500736 JB |
3305 | |
3306 | if (qos) { | |
3307 | fc = cpu_to_le16(IEEE80211_FTYPE_DATA | | |
3308 | IEEE80211_STYPE_QOS_NULLFUNC | | |
3309 | IEEE80211_FCTL_FROMDS); | |
3310 | } else { | |
3311 | size -= 2; | |
3312 | fc = cpu_to_le16(IEEE80211_FTYPE_DATA | | |
3313 | IEEE80211_STYPE_NULLFUNC | | |
3314 | IEEE80211_FCTL_FROMDS); | |
3315 | } | |
3316 | ||
3317 | skb = dev_alloc_skb(local->hw.extra_tx_headroom + size); | |
55de908a | 3318 | if (!skb) { |
3b79af97 JB |
3319 | ret = -ENOMEM; |
3320 | goto unlock; | |
55de908a | 3321 | } |
06500736 JB |
3322 | |
3323 | skb->dev = dev; | |
3324 | ||
3325 | skb_reserve(skb, local->hw.extra_tx_headroom); | |
3326 | ||
3327 | nullfunc = (void *) skb_put(skb, size); | |
3328 | nullfunc->frame_control = fc; | |
3329 | nullfunc->duration_id = 0; | |
3330 | memcpy(nullfunc->addr1, sta->sta.addr, ETH_ALEN); | |
3331 | memcpy(nullfunc->addr2, sdata->vif.addr, ETH_ALEN); | |
3332 | memcpy(nullfunc->addr3, sdata->vif.addr, ETH_ALEN); | |
3333 | nullfunc->seq_ctrl = 0; | |
3334 | ||
3335 | info = IEEE80211_SKB_CB(skb); | |
3336 | ||
3337 | info->flags |= IEEE80211_TX_CTL_REQ_TX_STATUS | | |
3338 | IEEE80211_TX_INTFL_NL80211_FRAME_TX; | |
73c4e195 | 3339 | info->band = band; |
06500736 JB |
3340 | |
3341 | skb_set_queue_mapping(skb, IEEE80211_AC_VO); | |
3342 | skb->priority = 7; | |
3343 | if (qos) | |
3344 | nullfunc->qos_ctrl = cpu_to_le16(7); | |
3345 | ||
5ee00dbd JB |
3346 | ret = ieee80211_attach_ack_skb(local, skb, cookie, GFP_ATOMIC); |
3347 | if (ret) { | |
3b79af97 | 3348 | kfree_skb(skb); |
3b79af97 JB |
3349 | goto unlock; |
3350 | } | |
3351 | ||
06500736 | 3352 | local_bh_disable(); |
7c10770f | 3353 | ieee80211_xmit(sdata, sta, skb); |
06500736 | 3354 | local_bh_enable(); |
3b79af97 JB |
3355 | |
3356 | ret = 0; | |
3357 | unlock: | |
55de908a | 3358 | rcu_read_unlock(); |
3b79af97 | 3359 | mutex_unlock(&local->mtx); |
06500736 | 3360 | |
3b79af97 | 3361 | return ret; |
06500736 JB |
3362 | } |
3363 | ||
683b6d3b JB |
3364 | static int ieee80211_cfg_get_channel(struct wiphy *wiphy, |
3365 | struct wireless_dev *wdev, | |
3366 | struct cfg80211_chan_def *chandef) | |
5b7ccaf3 | 3367 | { |
55de908a | 3368 | struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev); |
cb601ffa | 3369 | struct ieee80211_local *local = wiphy_priv(wiphy); |
55de908a | 3370 | struct ieee80211_chanctx_conf *chanctx_conf; |
683b6d3b | 3371 | int ret = -ENODATA; |
55de908a JB |
3372 | |
3373 | rcu_read_lock(); | |
feda3027 JB |
3374 | chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); |
3375 | if (chanctx_conf) { | |
c12bc488 | 3376 | *chandef = sdata->vif.bss_conf.chandef; |
feda3027 JB |
3377 | ret = 0; |
3378 | } else if (local->open_count > 0 && | |
3379 | local->open_count == local->monitors && | |
3380 | sdata->vif.type == NL80211_IFTYPE_MONITOR) { | |
3381 | if (local->use_chanctx) | |
3382 | *chandef = local->monitor_chandef; | |
3383 | else | |
675a0b04 | 3384 | *chandef = local->_oper_chandef; |
683b6d3b | 3385 | ret = 0; |
55de908a JB |
3386 | } |
3387 | rcu_read_unlock(); | |
5b7ccaf3 | 3388 | |
683b6d3b | 3389 | return ret; |
5b7ccaf3 JB |
3390 | } |
3391 | ||
6d52563f JB |
3392 | #ifdef CONFIG_PM |
3393 | static void ieee80211_set_wakeup(struct wiphy *wiphy, bool enabled) | |
3394 | { | |
3395 | drv_set_wakeup(wiphy_priv(wiphy), enabled); | |
3396 | } | |
3397 | #endif | |
3398 | ||
32db6b54 KP |
3399 | static int ieee80211_set_qos_map(struct wiphy *wiphy, |
3400 | struct net_device *dev, | |
3401 | struct cfg80211_qos_map *qos_map) | |
3402 | { | |
3403 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
3404 | struct mac80211_qos_map *new_qos_map, *old_qos_map; | |
3405 | ||
3406 | if (qos_map) { | |
3407 | new_qos_map = kzalloc(sizeof(*new_qos_map), GFP_KERNEL); | |
3408 | if (!new_qos_map) | |
3409 | return -ENOMEM; | |
3410 | memcpy(&new_qos_map->qos_map, qos_map, sizeof(*qos_map)); | |
3411 | } else { | |
3412 | /* A NULL qos_map was passed to disable QoS mapping */ | |
3413 | new_qos_map = NULL; | |
3414 | } | |
3415 | ||
194ff52d | 3416 | old_qos_map = sdata_dereference(sdata->qos_map, sdata); |
32db6b54 KP |
3417 | rcu_assign_pointer(sdata->qos_map, new_qos_map); |
3418 | if (old_qos_map) | |
3419 | kfree_rcu(old_qos_map, rcu_head); | |
3420 | ||
3421 | return 0; | |
3422 | } | |
3423 | ||
3b1700bd JM |
3424 | static int ieee80211_set_ap_chanwidth(struct wiphy *wiphy, |
3425 | struct net_device *dev, | |
3426 | struct cfg80211_chan_def *chandef) | |
3427 | { | |
3428 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
3429 | int ret; | |
3430 | u32 changed = 0; | |
3431 | ||
3432 | ret = ieee80211_vif_change_bandwidth(sdata, chandef, &changed); | |
3433 | if (ret == 0) | |
3434 | ieee80211_bss_info_change_notify(sdata, changed); | |
3435 | ||
3436 | return ret; | |
3437 | } | |
3438 | ||
02219b3a JB |
3439 | static int ieee80211_add_tx_ts(struct wiphy *wiphy, struct net_device *dev, |
3440 | u8 tsid, const u8 *peer, u8 up, | |
3441 | u16 admitted_time) | |
3442 | { | |
3443 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
3444 | struct ieee80211_if_managed *ifmgd = &sdata->u.mgd; | |
3445 | int ac = ieee802_1d_to_ac[up]; | |
3446 | ||
3447 | if (sdata->vif.type != NL80211_IFTYPE_STATION) | |
3448 | return -EOPNOTSUPP; | |
3449 | ||
3450 | if (!(sdata->wmm_acm & BIT(up))) | |
3451 | return -EINVAL; | |
3452 | ||
3453 | if (ifmgd->tx_tspec[ac].admitted_time) | |
3454 | return -EBUSY; | |
3455 | ||
3456 | if (admitted_time) { | |
3457 | ifmgd->tx_tspec[ac].admitted_time = 32 * admitted_time; | |
3458 | ifmgd->tx_tspec[ac].tsid = tsid; | |
3459 | ifmgd->tx_tspec[ac].up = up; | |
3460 | } | |
3461 | ||
3462 | return 0; | |
3463 | } | |
3464 | ||
3465 | static int ieee80211_del_tx_ts(struct wiphy *wiphy, struct net_device *dev, | |
3466 | u8 tsid, const u8 *peer) | |
3467 | { | |
3468 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
3469 | struct ieee80211_if_managed *ifmgd = &sdata->u.mgd; | |
3470 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
3471 | int ac; | |
3472 | ||
3473 | for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) { | |
3474 | struct ieee80211_sta_tx_tspec *tx_tspec = &ifmgd->tx_tspec[ac]; | |
3475 | ||
3476 | /* skip unused entries */ | |
3477 | if (!tx_tspec->admitted_time) | |
3478 | continue; | |
3479 | ||
3480 | if (tx_tspec->tsid != tsid) | |
3481 | continue; | |
3482 | ||
3483 | /* due to this new packets will be reassigned to non-ACM ACs */ | |
3484 | tx_tspec->up = -1; | |
3485 | ||
3486 | /* Make sure that all packets have been sent to avoid to | |
3487 | * restore the QoS params on packets that are still on the | |
3488 | * queues. | |
3489 | */ | |
3490 | synchronize_net(); | |
3b24f4c6 | 3491 | ieee80211_flush_queues(local, sdata, false); |
02219b3a JB |
3492 | |
3493 | /* restore the normal QoS parameters | |
3494 | * (unconditionally to avoid races) | |
3495 | */ | |
3496 | tx_tspec->action = TX_TSPEC_ACTION_STOP_DOWNGRADE; | |
3497 | tx_tspec->downgraded = false; | |
3498 | ieee80211_sta_handle_tspec_ac_params(sdata); | |
3499 | ||
3500 | /* finally clear all the data */ | |
3501 | memset(tx_tspec, 0, sizeof(*tx_tspec)); | |
3502 | ||
3503 | return 0; | |
3504 | } | |
3505 | ||
3506 | return -ENOENT; | |
3507 | } | |
3508 | ||
167e33f4 AB |
3509 | void ieee80211_nan_func_terminated(struct ieee80211_vif *vif, |
3510 | u8 inst_id, | |
3511 | enum nl80211_nan_func_term_reason reason, | |
3512 | gfp_t gfp) | |
3513 | { | |
3514 | struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif); | |
3515 | struct cfg80211_nan_func *func; | |
3516 | u64 cookie; | |
3517 | ||
3518 | if (WARN_ON(vif->type != NL80211_IFTYPE_NAN)) | |
3519 | return; | |
3520 | ||
3521 | spin_lock_bh(&sdata->u.nan.func_lock); | |
3522 | ||
3523 | func = idr_find(&sdata->u.nan.function_inst_ids, inst_id); | |
3524 | if (WARN_ON(!func)) { | |
3525 | spin_unlock_bh(&sdata->u.nan.func_lock); | |
3526 | return; | |
3527 | } | |
3528 | ||
3529 | cookie = func->cookie; | |
3530 | idr_remove(&sdata->u.nan.function_inst_ids, inst_id); | |
3531 | ||
3532 | spin_unlock_bh(&sdata->u.nan.func_lock); | |
3533 | ||
3534 | cfg80211_free_nan_func(func); | |
3535 | ||
3536 | cfg80211_nan_func_terminated(ieee80211_vif_to_wdev(vif), inst_id, | |
3537 | reason, cookie, gfp); | |
3538 | } | |
3539 | EXPORT_SYMBOL(ieee80211_nan_func_terminated); | |
3540 | ||
92bc43bc AB |
3541 | void ieee80211_nan_func_match(struct ieee80211_vif *vif, |
3542 | struct cfg80211_nan_match_params *match, | |
3543 | gfp_t gfp) | |
3544 | { | |
3545 | struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif); | |
3546 | struct cfg80211_nan_func *func; | |
3547 | ||
3548 | if (WARN_ON(vif->type != NL80211_IFTYPE_NAN)) | |
3549 | return; | |
3550 | ||
3551 | spin_lock_bh(&sdata->u.nan.func_lock); | |
3552 | ||
3553 | func = idr_find(&sdata->u.nan.function_inst_ids, match->inst_id); | |
3554 | if (WARN_ON(!func)) { | |
3555 | spin_unlock_bh(&sdata->u.nan.func_lock); | |
3556 | return; | |
3557 | } | |
3558 | match->cookie = func->cookie; | |
3559 | ||
3560 | spin_unlock_bh(&sdata->u.nan.func_lock); | |
3561 | ||
3562 | cfg80211_nan_match(ieee80211_vif_to_wdev(vif), match, gfp); | |
3563 | } | |
3564 | EXPORT_SYMBOL(ieee80211_nan_func_match); | |
3565 | ||
8a47cea7 | 3566 | const struct cfg80211_ops mac80211_config_ops = { |
f0706e82 JB |
3567 | .add_virtual_intf = ieee80211_add_iface, |
3568 | .del_virtual_intf = ieee80211_del_iface, | |
42613db7 | 3569 | .change_virtual_intf = ieee80211_change_iface, |
f142c6b9 JB |
3570 | .start_p2p_device = ieee80211_start_p2p_device, |
3571 | .stop_p2p_device = ieee80211_stop_p2p_device, | |
e8cbb4cb JB |
3572 | .add_key = ieee80211_add_key, |
3573 | .del_key = ieee80211_del_key, | |
62da92fb | 3574 | .get_key = ieee80211_get_key, |
e8cbb4cb | 3575 | .set_default_key = ieee80211_config_default_key, |
3cfcf6ac | 3576 | .set_default_mgmt_key = ieee80211_config_default_mgmt_key, |
8860020e JB |
3577 | .start_ap = ieee80211_start_ap, |
3578 | .change_beacon = ieee80211_change_beacon, | |
3579 | .stop_ap = ieee80211_stop_ap, | |
4fd6931e JB |
3580 | .add_station = ieee80211_add_station, |
3581 | .del_station = ieee80211_del_station, | |
3582 | .change_station = ieee80211_change_station, | |
7bbdd2d9 | 3583 | .get_station = ieee80211_get_station, |
c5dd9c2b | 3584 | .dump_station = ieee80211_dump_station, |
1289723e | 3585 | .dump_survey = ieee80211_dump_survey, |
c5dd9c2b LCC |
3586 | #ifdef CONFIG_MAC80211_MESH |
3587 | .add_mpath = ieee80211_add_mpath, | |
3588 | .del_mpath = ieee80211_del_mpath, | |
3589 | .change_mpath = ieee80211_change_mpath, | |
3590 | .get_mpath = ieee80211_get_mpath, | |
3591 | .dump_mpath = ieee80211_dump_mpath, | |
a2db2ed3 HR |
3592 | .get_mpp = ieee80211_get_mpp, |
3593 | .dump_mpp = ieee80211_dump_mpp, | |
24bdd9f4 JC |
3594 | .update_mesh_config = ieee80211_update_mesh_config, |
3595 | .get_mesh_config = ieee80211_get_mesh_config, | |
29cbe68c JB |
3596 | .join_mesh = ieee80211_join_mesh, |
3597 | .leave_mesh = ieee80211_leave_mesh, | |
c5dd9c2b | 3598 | #endif |
239281f8 RL |
3599 | .join_ocb = ieee80211_join_ocb, |
3600 | .leave_ocb = ieee80211_leave_ocb, | |
9f1ba906 | 3601 | .change_bss = ieee80211_change_bss, |
31888487 | 3602 | .set_txq_params = ieee80211_set_txq_params, |
e8c9bd5b | 3603 | .set_monitor_channel = ieee80211_set_monitor_channel, |
665af4fc BC |
3604 | .suspend = ieee80211_suspend, |
3605 | .resume = ieee80211_resume, | |
2a519311 | 3606 | .scan = ieee80211_scan, |
91f123f2 | 3607 | .abort_scan = ieee80211_abort_scan, |
79f460ca LC |
3608 | .sched_scan_start = ieee80211_sched_scan_start, |
3609 | .sched_scan_stop = ieee80211_sched_scan_stop, | |
636a5d36 JM |
3610 | .auth = ieee80211_auth, |
3611 | .assoc = ieee80211_assoc, | |
3612 | .deauth = ieee80211_deauth, | |
3613 | .disassoc = ieee80211_disassoc, | |
af8cdcd8 JB |
3614 | .join_ibss = ieee80211_join_ibss, |
3615 | .leave_ibss = ieee80211_leave_ibss, | |
391e53e3 | 3616 | .set_mcast_rate = ieee80211_set_mcast_rate, |
b9a5f8ca | 3617 | .set_wiphy_params = ieee80211_set_wiphy_params, |
7643a2c3 JB |
3618 | .set_tx_power = ieee80211_set_tx_power, |
3619 | .get_tx_power = ieee80211_get_tx_power, | |
ab737a4f | 3620 | .set_wds_peer = ieee80211_set_wds_peer, |
1f87f7d3 | 3621 | .rfkill_poll = ieee80211_rfkill_poll, |
aff89a9b | 3622 | CFG80211_TESTMODE_CMD(ieee80211_testmode_cmd) |
71063f0e | 3623 | CFG80211_TESTMODE_DUMP(ieee80211_testmode_dump) |
bc92afd9 | 3624 | .set_power_mgmt = ieee80211_set_power_mgmt, |
9930380f | 3625 | .set_bitrate_mask = ieee80211_set_bitrate_mask, |
b8bc4b0a JB |
3626 | .remain_on_channel = ieee80211_remain_on_channel, |
3627 | .cancel_remain_on_channel = ieee80211_cancel_remain_on_channel, | |
2e161f78 | 3628 | .mgmt_tx = ieee80211_mgmt_tx, |
f30221e4 | 3629 | .mgmt_tx_cancel_wait = ieee80211_mgmt_tx_cancel_wait, |
a97c13c3 | 3630 | .set_cqm_rssi_config = ieee80211_set_cqm_rssi_config, |
7be5086d | 3631 | .mgmt_frame_register = ieee80211_mgmt_frame_register, |
15d96753 BR |
3632 | .set_antenna = ieee80211_set_antenna, |
3633 | .get_antenna = ieee80211_get_antenna, | |
c68f4b89 | 3634 | .set_rekey_data = ieee80211_set_rekey_data, |
dfe018bf AN |
3635 | .tdls_oper = ieee80211_tdls_oper, |
3636 | .tdls_mgmt = ieee80211_tdls_mgmt, | |
a7a6bdd0 AN |
3637 | .tdls_channel_switch = ieee80211_tdls_channel_switch, |
3638 | .tdls_cancel_channel_switch = ieee80211_tdls_cancel_channel_switch, | |
06500736 | 3639 | .probe_client = ieee80211_probe_client, |
b53be792 | 3640 | .set_noack_map = ieee80211_set_noack_map, |
6d52563f JB |
3641 | #ifdef CONFIG_PM |
3642 | .set_wakeup = ieee80211_set_wakeup, | |
3643 | #endif | |
5b7ccaf3 | 3644 | .get_channel = ieee80211_cfg_get_channel, |
164eb02d | 3645 | .start_radar_detection = ieee80211_start_radar_detection, |
73da7d5b | 3646 | .channel_switch = ieee80211_channel_switch, |
32db6b54 | 3647 | .set_qos_map = ieee80211_set_qos_map, |
3b1700bd | 3648 | .set_ap_chanwidth = ieee80211_set_ap_chanwidth, |
02219b3a JB |
3649 | .add_tx_ts = ieee80211_add_tx_ts, |
3650 | .del_tx_ts = ieee80211_del_tx_ts, | |
708d50ed AB |
3651 | .start_nan = ieee80211_start_nan, |
3652 | .stop_nan = ieee80211_stop_nan, | |
5953ff6d | 3653 | .nan_change_conf = ieee80211_nan_change_conf, |
167e33f4 AB |
3654 | .add_nan_func = ieee80211_add_nan_func, |
3655 | .del_nan_func = ieee80211_del_nan_func, | |
f0706e82 | 3656 | }; |