Commit | Line | Data |
---|---|---|
f0706e82 JB |
1 | /* |
2 | * mac80211 configuration hooks for cfg80211 | |
3 | * | |
026331c4 | 4 | * Copyright 2006-2010 Johannes Berg <johannes@sipsolutions.net> |
f0706e82 JB |
5 | * |
6 | * This file is GPLv2 as found in COPYING. | |
7 | */ | |
8 | ||
e8cbb4cb | 9 | #include <linux/ieee80211.h> |
f0706e82 JB |
10 | #include <linux/nl80211.h> |
11 | #include <linux/rtnetlink.h> | |
5a0e3ad6 | 12 | #include <linux/slab.h> |
881d966b | 13 | #include <net/net_namespace.h> |
5dfdaf58 | 14 | #include <linux/rcupdate.h> |
f0706e82 JB |
15 | #include <net/cfg80211.h> |
16 | #include "ieee80211_i.h" | |
24487981 | 17 | #include "driver-ops.h" |
e0eb6859 | 18 | #include "cfg.h" |
2c8dccc7 | 19 | #include "rate.h" |
c5dd9c2b | 20 | #include "mesh.h" |
c5dd9c2b | 21 | |
05c914fe | 22 | static bool nl80211_type_check(enum nl80211_iftype type) |
42613db7 JB |
23 | { |
24 | switch (type) { | |
42613db7 | 25 | case NL80211_IFTYPE_ADHOC: |
42613db7 | 26 | case NL80211_IFTYPE_STATION: |
42613db7 | 27 | case NL80211_IFTYPE_MONITOR: |
c5dd9c2b LCC |
28 | #ifdef CONFIG_MAC80211_MESH |
29 | case NL80211_IFTYPE_MESH_POINT: | |
c5dd9c2b | 30 | #endif |
fbf18927 JM |
31 | case NL80211_IFTYPE_AP: |
32 | case NL80211_IFTYPE_AP_VLAN: | |
b454048c | 33 | case NL80211_IFTYPE_WDS: |
05c914fe | 34 | return true; |
42613db7 | 35 | default: |
05c914fe | 36 | return false; |
42613db7 JB |
37 | } |
38 | } | |
39 | ||
f14543ee FF |
40 | static bool nl80211_params_check(enum nl80211_iftype type, |
41 | struct vif_params *params) | |
42 | { | |
43 | if (!nl80211_type_check(type)) | |
44 | return false; | |
45 | ||
f14543ee FF |
46 | return true; |
47 | } | |
48 | ||
f0706e82 | 49 | static int ieee80211_add_iface(struct wiphy *wiphy, char *name, |
2ec600d6 LCC |
50 | enum nl80211_iftype type, u32 *flags, |
51 | struct vif_params *params) | |
f0706e82 JB |
52 | { |
53 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
8cc9a739 MW |
54 | struct net_device *dev; |
55 | struct ieee80211_sub_if_data *sdata; | |
56 | int err; | |
f0706e82 | 57 | |
f14543ee | 58 | if (!nl80211_params_check(type, params)) |
f0706e82 | 59 | return -EINVAL; |
f0706e82 | 60 | |
05c914fe JB |
61 | err = ieee80211_if_add(local, name, &dev, type, params); |
62 | if (err || type != NL80211_IFTYPE_MONITOR || !flags) | |
8cc9a739 MW |
63 | return err; |
64 | ||
65 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
66 | sdata->u.mntr_flags = *flags; | |
67 | return 0; | |
f0706e82 JB |
68 | } |
69 | ||
463d0183 | 70 | static int ieee80211_del_iface(struct wiphy *wiphy, struct net_device *dev) |
f0706e82 | 71 | { |
463d0183 | 72 | ieee80211_if_remove(IEEE80211_DEV_TO_SUB_IF(dev)); |
f0706e82 | 73 | |
75636525 | 74 | return 0; |
f0706e82 JB |
75 | } |
76 | ||
e36d56b6 JB |
77 | static int ieee80211_change_iface(struct wiphy *wiphy, |
78 | struct net_device *dev, | |
2ec600d6 LCC |
79 | enum nl80211_iftype type, u32 *flags, |
80 | struct vif_params *params) | |
42613db7 | 81 | { |
9607e6b6 | 82 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
f3947e2d | 83 | int ret; |
42613db7 | 84 | |
9607e6b6 | 85 | if (ieee80211_sdata_running(sdata)) |
c1f9a764 JB |
86 | return -EBUSY; |
87 | ||
f14543ee | 88 | if (!nl80211_params_check(type, params)) |
42613db7 JB |
89 | return -EINVAL; |
90 | ||
05c914fe | 91 | ret = ieee80211_if_change_type(sdata, type); |
f3947e2d JB |
92 | if (ret) |
93 | return ret; | |
42613db7 | 94 | |
902acc78 | 95 | if (ieee80211_vif_is_mesh(&sdata->vif) && params->mesh_id_len) |
472dbc45 JB |
96 | ieee80211_sdata_set_mesh_id(sdata, |
97 | params->mesh_id_len, | |
98 | params->mesh_id); | |
c5dd9c2b | 99 | |
9bc383de JB |
100 | if (type == NL80211_IFTYPE_AP_VLAN && |
101 | params && params->use_4addr == 0) | |
102 | rcu_assign_pointer(sdata->u.vlan.sta, NULL); | |
103 | else if (type == NL80211_IFTYPE_STATION && | |
104 | params && params->use_4addr >= 0) | |
105 | sdata->u.mgd.use_4addr = params->use_4addr; | |
106 | ||
f7917af9 FF |
107 | if (sdata->vif.type == NL80211_IFTYPE_MONITOR && flags) |
108 | sdata->u.mntr_flags = *flags; | |
109 | ||
42613db7 JB |
110 | return 0; |
111 | } | |
112 | ||
e8cbb4cb | 113 | static int ieee80211_add_key(struct wiphy *wiphy, struct net_device *dev, |
4e943900 | 114 | u8 key_idx, const u8 *mac_addr, |
e8cbb4cb JB |
115 | struct key_params *params) |
116 | { | |
117 | struct ieee80211_sub_if_data *sdata; | |
118 | struct sta_info *sta = NULL; | |
119 | enum ieee80211_key_alg alg; | |
db4d1169 | 120 | struct ieee80211_key *key; |
3b96766f | 121 | int err; |
e8cbb4cb JB |
122 | |
123 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
124 | ||
125 | switch (params->cipher) { | |
126 | case WLAN_CIPHER_SUITE_WEP40: | |
127 | case WLAN_CIPHER_SUITE_WEP104: | |
128 | alg = ALG_WEP; | |
129 | break; | |
130 | case WLAN_CIPHER_SUITE_TKIP: | |
131 | alg = ALG_TKIP; | |
132 | break; | |
133 | case WLAN_CIPHER_SUITE_CCMP: | |
134 | alg = ALG_CCMP; | |
135 | break; | |
3cfcf6ac JM |
136 | case WLAN_CIPHER_SUITE_AES_CMAC: |
137 | alg = ALG_AES_CMAC; | |
138 | break; | |
e8cbb4cb JB |
139 | default: |
140 | return -EINVAL; | |
141 | } | |
142 | ||
faa8fdc8 JM |
143 | key = ieee80211_key_alloc(alg, key_idx, params->key_len, params->key, |
144 | params->seq_len, params->seq); | |
db4d1169 JB |
145 | if (!key) |
146 | return -ENOMEM; | |
147 | ||
3b96766f JB |
148 | rcu_read_lock(); |
149 | ||
e8cbb4cb | 150 | if (mac_addr) { |
0e5ded5a | 151 | sta = sta_info_get_bss(sdata, mac_addr); |
db4d1169 JB |
152 | if (!sta) { |
153 | ieee80211_key_free(key); | |
3b96766f JB |
154 | err = -ENOENT; |
155 | goto out_unlock; | |
db4d1169 | 156 | } |
e8cbb4cb JB |
157 | } |
158 | ||
db4d1169 JB |
159 | ieee80211_key_link(key, sdata, sta); |
160 | ||
3b96766f JB |
161 | err = 0; |
162 | out_unlock: | |
163 | rcu_read_unlock(); | |
164 | ||
165 | return err; | |
e8cbb4cb JB |
166 | } |
167 | ||
168 | static int ieee80211_del_key(struct wiphy *wiphy, struct net_device *dev, | |
4e943900 | 169 | u8 key_idx, const u8 *mac_addr) |
e8cbb4cb JB |
170 | { |
171 | struct ieee80211_sub_if_data *sdata; | |
172 | struct sta_info *sta; | |
173 | int ret; | |
174 | ||
175 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
176 | ||
3b96766f JB |
177 | rcu_read_lock(); |
178 | ||
e8cbb4cb | 179 | if (mac_addr) { |
3b96766f JB |
180 | ret = -ENOENT; |
181 | ||
0e5ded5a | 182 | sta = sta_info_get_bss(sdata, mac_addr); |
e8cbb4cb | 183 | if (!sta) |
3b96766f | 184 | goto out_unlock; |
e8cbb4cb | 185 | |
db4d1169 | 186 | if (sta->key) { |
d0709a65 | 187 | ieee80211_key_free(sta->key); |
db4d1169 | 188 | WARN_ON(sta->key); |
3b96766f JB |
189 | ret = 0; |
190 | } | |
e8cbb4cb | 191 | |
3b96766f | 192 | goto out_unlock; |
e8cbb4cb JB |
193 | } |
194 | ||
3b96766f JB |
195 | if (!sdata->keys[key_idx]) { |
196 | ret = -ENOENT; | |
197 | goto out_unlock; | |
198 | } | |
e8cbb4cb | 199 | |
d0709a65 | 200 | ieee80211_key_free(sdata->keys[key_idx]); |
db4d1169 | 201 | WARN_ON(sdata->keys[key_idx]); |
e8cbb4cb | 202 | |
3b96766f JB |
203 | ret = 0; |
204 | out_unlock: | |
205 | rcu_read_unlock(); | |
206 | ||
207 | return ret; | |
e8cbb4cb JB |
208 | } |
209 | ||
62da92fb | 210 | static int ieee80211_get_key(struct wiphy *wiphy, struct net_device *dev, |
4e943900 | 211 | u8 key_idx, const u8 *mac_addr, void *cookie, |
62da92fb JB |
212 | void (*callback)(void *cookie, |
213 | struct key_params *params)) | |
214 | { | |
14db74bc | 215 | struct ieee80211_sub_if_data *sdata; |
62da92fb JB |
216 | struct sta_info *sta = NULL; |
217 | u8 seq[6] = {0}; | |
218 | struct key_params params; | |
219 | struct ieee80211_key *key; | |
220 | u32 iv32; | |
221 | u16 iv16; | |
222 | int err = -ENOENT; | |
223 | ||
14db74bc JB |
224 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
225 | ||
3b96766f JB |
226 | rcu_read_lock(); |
227 | ||
62da92fb | 228 | if (mac_addr) { |
0e5ded5a | 229 | sta = sta_info_get_bss(sdata, mac_addr); |
62da92fb JB |
230 | if (!sta) |
231 | goto out; | |
232 | ||
233 | key = sta->key; | |
234 | } else | |
235 | key = sdata->keys[key_idx]; | |
236 | ||
237 | if (!key) | |
238 | goto out; | |
239 | ||
240 | memset(¶ms, 0, sizeof(params)); | |
241 | ||
242 | switch (key->conf.alg) { | |
243 | case ALG_TKIP: | |
244 | params.cipher = WLAN_CIPHER_SUITE_TKIP; | |
245 | ||
b0f76b33 HH |
246 | iv32 = key->u.tkip.tx.iv32; |
247 | iv16 = key->u.tkip.tx.iv16; | |
62da92fb | 248 | |
24487981 JB |
249 | if (key->flags & KEY_FLAG_UPLOADED_TO_HARDWARE) |
250 | drv_get_tkip_seq(sdata->local, | |
251 | key->conf.hw_key_idx, | |
252 | &iv32, &iv16); | |
62da92fb JB |
253 | |
254 | seq[0] = iv16 & 0xff; | |
255 | seq[1] = (iv16 >> 8) & 0xff; | |
256 | seq[2] = iv32 & 0xff; | |
257 | seq[3] = (iv32 >> 8) & 0xff; | |
258 | seq[4] = (iv32 >> 16) & 0xff; | |
259 | seq[5] = (iv32 >> 24) & 0xff; | |
260 | params.seq = seq; | |
261 | params.seq_len = 6; | |
262 | break; | |
263 | case ALG_CCMP: | |
264 | params.cipher = WLAN_CIPHER_SUITE_CCMP; | |
265 | seq[0] = key->u.ccmp.tx_pn[5]; | |
266 | seq[1] = key->u.ccmp.tx_pn[4]; | |
267 | seq[2] = key->u.ccmp.tx_pn[3]; | |
268 | seq[3] = key->u.ccmp.tx_pn[2]; | |
269 | seq[4] = key->u.ccmp.tx_pn[1]; | |
270 | seq[5] = key->u.ccmp.tx_pn[0]; | |
271 | params.seq = seq; | |
272 | params.seq_len = 6; | |
273 | break; | |
274 | case ALG_WEP: | |
275 | if (key->conf.keylen == 5) | |
276 | params.cipher = WLAN_CIPHER_SUITE_WEP40; | |
277 | else | |
278 | params.cipher = WLAN_CIPHER_SUITE_WEP104; | |
279 | break; | |
3cfcf6ac JM |
280 | case ALG_AES_CMAC: |
281 | params.cipher = WLAN_CIPHER_SUITE_AES_CMAC; | |
282 | seq[0] = key->u.aes_cmac.tx_pn[5]; | |
283 | seq[1] = key->u.aes_cmac.tx_pn[4]; | |
284 | seq[2] = key->u.aes_cmac.tx_pn[3]; | |
285 | seq[3] = key->u.aes_cmac.tx_pn[2]; | |
286 | seq[4] = key->u.aes_cmac.tx_pn[1]; | |
287 | seq[5] = key->u.aes_cmac.tx_pn[0]; | |
288 | params.seq = seq; | |
289 | params.seq_len = 6; | |
290 | break; | |
62da92fb JB |
291 | } |
292 | ||
293 | params.key = key->conf.key; | |
294 | params.key_len = key->conf.keylen; | |
295 | ||
296 | callback(cookie, ¶ms); | |
297 | err = 0; | |
298 | ||
299 | out: | |
3b96766f | 300 | rcu_read_unlock(); |
62da92fb JB |
301 | return err; |
302 | } | |
303 | ||
e8cbb4cb JB |
304 | static int ieee80211_config_default_key(struct wiphy *wiphy, |
305 | struct net_device *dev, | |
306 | u8 key_idx) | |
307 | { | |
308 | struct ieee80211_sub_if_data *sdata; | |
309 | ||
3b96766f JB |
310 | rcu_read_lock(); |
311 | ||
e8cbb4cb JB |
312 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
313 | ieee80211_set_default_key(sdata, key_idx); | |
314 | ||
3b96766f JB |
315 | rcu_read_unlock(); |
316 | ||
e8cbb4cb JB |
317 | return 0; |
318 | } | |
319 | ||
3cfcf6ac JM |
320 | static int ieee80211_config_default_mgmt_key(struct wiphy *wiphy, |
321 | struct net_device *dev, | |
322 | u8 key_idx) | |
323 | { | |
324 | struct ieee80211_sub_if_data *sdata; | |
325 | ||
326 | rcu_read_lock(); | |
327 | ||
328 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
329 | ieee80211_set_default_mgmt_key(sdata, key_idx); | |
330 | ||
331 | rcu_read_unlock(); | |
332 | ||
333 | return 0; | |
334 | } | |
335 | ||
c5dd9c2b LCC |
336 | static void sta_set_sinfo(struct sta_info *sta, struct station_info *sinfo) |
337 | { | |
d0709a65 | 338 | struct ieee80211_sub_if_data *sdata = sta->sdata; |
c5dd9c2b | 339 | |
f5ea9120 JB |
340 | sinfo->generation = sdata->local->sta_generation; |
341 | ||
c5dd9c2b LCC |
342 | sinfo->filled = STATION_INFO_INACTIVE_TIME | |
343 | STATION_INFO_RX_BYTES | | |
420e7fab | 344 | STATION_INFO_TX_BYTES | |
98c8a60a JM |
345 | STATION_INFO_RX_PACKETS | |
346 | STATION_INFO_TX_PACKETS | | |
420e7fab | 347 | STATION_INFO_TX_BITRATE; |
c5dd9c2b LCC |
348 | |
349 | sinfo->inactive_time = jiffies_to_msecs(jiffies - sta->last_rx); | |
350 | sinfo->rx_bytes = sta->rx_bytes; | |
351 | sinfo->tx_bytes = sta->tx_bytes; | |
98c8a60a JM |
352 | sinfo->rx_packets = sta->rx_packets; |
353 | sinfo->tx_packets = sta->tx_packets; | |
c5dd9c2b | 354 | |
19deffbe JL |
355 | if ((sta->local->hw.flags & IEEE80211_HW_SIGNAL_DBM) || |
356 | (sta->local->hw.flags & IEEE80211_HW_SIGNAL_UNSPEC)) { | |
420e7fab HR |
357 | sinfo->filled |= STATION_INFO_SIGNAL; |
358 | sinfo->signal = (s8)sta->last_signal; | |
359 | } | |
360 | ||
361 | sinfo->txrate.flags = 0; | |
362 | if (sta->last_tx_rate.flags & IEEE80211_TX_RC_MCS) | |
363 | sinfo->txrate.flags |= RATE_INFO_FLAGS_MCS; | |
364 | if (sta->last_tx_rate.flags & IEEE80211_TX_RC_40_MHZ_WIDTH) | |
365 | sinfo->txrate.flags |= RATE_INFO_FLAGS_40_MHZ_WIDTH; | |
366 | if (sta->last_tx_rate.flags & IEEE80211_TX_RC_SHORT_GI) | |
367 | sinfo->txrate.flags |= RATE_INFO_FLAGS_SHORT_GI; | |
368 | ||
369 | if (!(sta->last_tx_rate.flags & IEEE80211_TX_RC_MCS)) { | |
370 | struct ieee80211_supported_band *sband; | |
371 | sband = sta->local->hw.wiphy->bands[ | |
372 | sta->local->hw.conf.channel->band]; | |
373 | sinfo->txrate.legacy = | |
374 | sband->bitrates[sta->last_tx_rate.idx].bitrate; | |
375 | } else | |
376 | sinfo->txrate.mcs = sta->last_tx_rate.idx; | |
377 | ||
902acc78 | 378 | if (ieee80211_vif_is_mesh(&sdata->vif)) { |
c5dd9c2b | 379 | #ifdef CONFIG_MAC80211_MESH |
c5dd9c2b LCC |
380 | sinfo->filled |= STATION_INFO_LLID | |
381 | STATION_INFO_PLID | | |
382 | STATION_INFO_PLINK_STATE; | |
383 | ||
384 | sinfo->llid = le16_to_cpu(sta->llid); | |
385 | sinfo->plid = le16_to_cpu(sta->plid); | |
386 | sinfo->plink_state = sta->plink_state; | |
c5dd9c2b | 387 | #endif |
902acc78 | 388 | } |
c5dd9c2b LCC |
389 | } |
390 | ||
391 | ||
392 | static int ieee80211_dump_station(struct wiphy *wiphy, struct net_device *dev, | |
393 | int idx, u8 *mac, struct station_info *sinfo) | |
394 | { | |
3b53fde8 | 395 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
c5dd9c2b | 396 | struct sta_info *sta; |
d0709a65 JB |
397 | int ret = -ENOENT; |
398 | ||
399 | rcu_read_lock(); | |
c5dd9c2b | 400 | |
3b53fde8 | 401 | sta = sta_info_get_by_idx(sdata, idx); |
d0709a65 JB |
402 | if (sta) { |
403 | ret = 0; | |
17741cdc | 404 | memcpy(mac, sta->sta.addr, ETH_ALEN); |
d0709a65 JB |
405 | sta_set_sinfo(sta, sinfo); |
406 | } | |
c5dd9c2b | 407 | |
d0709a65 | 408 | rcu_read_unlock(); |
c5dd9c2b | 409 | |
d0709a65 | 410 | return ret; |
c5dd9c2b LCC |
411 | } |
412 | ||
1289723e HS |
413 | static int ieee80211_dump_survey(struct wiphy *wiphy, struct net_device *dev, |
414 | int idx, struct survey_info *survey) | |
415 | { | |
416 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
417 | ||
418 | if (!local->ops->get_survey) | |
419 | return -EOPNOTSUPP; | |
420 | ||
421 | return drv_get_survey(local, idx, survey); | |
422 | } | |
423 | ||
7bbdd2d9 | 424 | static int ieee80211_get_station(struct wiphy *wiphy, struct net_device *dev, |
2ec600d6 | 425 | u8 *mac, struct station_info *sinfo) |
7bbdd2d9 | 426 | { |
abe60632 | 427 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
7bbdd2d9 | 428 | struct sta_info *sta; |
d0709a65 | 429 | int ret = -ENOENT; |
7bbdd2d9 | 430 | |
d0709a65 | 431 | rcu_read_lock(); |
7bbdd2d9 | 432 | |
0e5ded5a | 433 | sta = sta_info_get_bss(sdata, mac); |
d0709a65 JB |
434 | if (sta) { |
435 | ret = 0; | |
436 | sta_set_sinfo(sta, sinfo); | |
437 | } | |
438 | ||
439 | rcu_read_unlock(); | |
440 | ||
441 | return ret; | |
7bbdd2d9 JB |
442 | } |
443 | ||
5dfdaf58 JB |
444 | /* |
445 | * This handles both adding a beacon and setting new beacon info | |
446 | */ | |
447 | static int ieee80211_config_beacon(struct ieee80211_sub_if_data *sdata, | |
448 | struct beacon_parameters *params) | |
449 | { | |
450 | struct beacon_data *new, *old; | |
451 | int new_head_len, new_tail_len; | |
452 | int size; | |
453 | int err = -EINVAL; | |
454 | ||
455 | old = sdata->u.ap.beacon; | |
456 | ||
457 | /* head must not be zero-length */ | |
458 | if (params->head && !params->head_len) | |
459 | return -EINVAL; | |
460 | ||
461 | /* | |
462 | * This is a kludge. beacon interval should really be part | |
463 | * of the beacon information. | |
464 | */ | |
57c4d7b4 JB |
465 | if (params->interval && |
466 | (sdata->vif.bss_conf.beacon_int != params->interval)) { | |
467 | sdata->vif.bss_conf.beacon_int = params->interval; | |
468 | ieee80211_bss_info_change_notify(sdata, | |
469 | BSS_CHANGED_BEACON_INT); | |
5dfdaf58 JB |
470 | } |
471 | ||
472 | /* Need to have a beacon head if we don't have one yet */ | |
473 | if (!params->head && !old) | |
474 | return err; | |
475 | ||
476 | /* sorry, no way to start beaconing without dtim period */ | |
477 | if (!params->dtim_period && !old) | |
478 | return err; | |
479 | ||
480 | /* new or old head? */ | |
481 | if (params->head) | |
482 | new_head_len = params->head_len; | |
483 | else | |
484 | new_head_len = old->head_len; | |
485 | ||
486 | /* new or old tail? */ | |
487 | if (params->tail || !old) | |
488 | /* params->tail_len will be zero for !params->tail */ | |
489 | new_tail_len = params->tail_len; | |
490 | else | |
491 | new_tail_len = old->tail_len; | |
492 | ||
493 | size = sizeof(*new) + new_head_len + new_tail_len; | |
494 | ||
495 | new = kzalloc(size, GFP_KERNEL); | |
496 | if (!new) | |
497 | return -ENOMEM; | |
498 | ||
499 | /* start filling the new info now */ | |
500 | ||
501 | /* new or old dtim period? */ | |
502 | if (params->dtim_period) | |
503 | new->dtim_period = params->dtim_period; | |
504 | else | |
505 | new->dtim_period = old->dtim_period; | |
506 | ||
507 | /* | |
508 | * pointers go into the block we allocated, | |
509 | * memory is | beacon_data | head | tail | | |
510 | */ | |
511 | new->head = ((u8 *) new) + sizeof(*new); | |
512 | new->tail = new->head + new_head_len; | |
513 | new->head_len = new_head_len; | |
514 | new->tail_len = new_tail_len; | |
515 | ||
516 | /* copy in head */ | |
517 | if (params->head) | |
518 | memcpy(new->head, params->head, new_head_len); | |
519 | else | |
520 | memcpy(new->head, old->head, new_head_len); | |
521 | ||
522 | /* copy in optional tail */ | |
523 | if (params->tail) | |
524 | memcpy(new->tail, params->tail, new_tail_len); | |
525 | else | |
526 | if (old) | |
527 | memcpy(new->tail, old->tail, new_tail_len); | |
528 | ||
19885c4f JB |
529 | sdata->vif.bss_conf.dtim_period = new->dtim_period; |
530 | ||
5dfdaf58 JB |
531 | rcu_assign_pointer(sdata->u.ap.beacon, new); |
532 | ||
533 | synchronize_rcu(); | |
534 | ||
535 | kfree(old); | |
536 | ||
2d0ddec5 JB |
537 | ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BEACON_ENABLED | |
538 | BSS_CHANGED_BEACON); | |
539 | return 0; | |
5dfdaf58 JB |
540 | } |
541 | ||
542 | static int ieee80211_add_beacon(struct wiphy *wiphy, struct net_device *dev, | |
543 | struct beacon_parameters *params) | |
544 | { | |
14db74bc | 545 | struct ieee80211_sub_if_data *sdata; |
5dfdaf58 JB |
546 | struct beacon_data *old; |
547 | ||
14db74bc JB |
548 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
549 | ||
5dfdaf58 JB |
550 | old = sdata->u.ap.beacon; |
551 | ||
552 | if (old) | |
553 | return -EALREADY; | |
554 | ||
555 | return ieee80211_config_beacon(sdata, params); | |
556 | } | |
557 | ||
558 | static int ieee80211_set_beacon(struct wiphy *wiphy, struct net_device *dev, | |
559 | struct beacon_parameters *params) | |
560 | { | |
14db74bc | 561 | struct ieee80211_sub_if_data *sdata; |
5dfdaf58 JB |
562 | struct beacon_data *old; |
563 | ||
14db74bc JB |
564 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
565 | ||
5dfdaf58 JB |
566 | old = sdata->u.ap.beacon; |
567 | ||
568 | if (!old) | |
569 | return -ENOENT; | |
570 | ||
571 | return ieee80211_config_beacon(sdata, params); | |
572 | } | |
573 | ||
574 | static int ieee80211_del_beacon(struct wiphy *wiphy, struct net_device *dev) | |
575 | { | |
14db74bc | 576 | struct ieee80211_sub_if_data *sdata; |
5dfdaf58 JB |
577 | struct beacon_data *old; |
578 | ||
14db74bc JB |
579 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
580 | ||
5dfdaf58 JB |
581 | old = sdata->u.ap.beacon; |
582 | ||
583 | if (!old) | |
584 | return -ENOENT; | |
585 | ||
586 | rcu_assign_pointer(sdata->u.ap.beacon, NULL); | |
587 | synchronize_rcu(); | |
588 | kfree(old); | |
589 | ||
2d0ddec5 JB |
590 | ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BEACON_ENABLED); |
591 | return 0; | |
5dfdaf58 JB |
592 | } |
593 | ||
4fd6931e JB |
594 | /* Layer 2 Update frame (802.2 Type 1 LLC XID Update response) */ |
595 | struct iapp_layer2_update { | |
596 | u8 da[ETH_ALEN]; /* broadcast */ | |
597 | u8 sa[ETH_ALEN]; /* STA addr */ | |
598 | __be16 len; /* 6 */ | |
599 | u8 dsap; /* 0 */ | |
600 | u8 ssap; /* 0 */ | |
601 | u8 control; | |
602 | u8 xid_info[3]; | |
603 | } __attribute__ ((packed)); | |
604 | ||
605 | static void ieee80211_send_layer2_update(struct sta_info *sta) | |
606 | { | |
607 | struct iapp_layer2_update *msg; | |
608 | struct sk_buff *skb; | |
609 | ||
610 | /* Send Level 2 Update Frame to update forwarding tables in layer 2 | |
611 | * bridge devices */ | |
612 | ||
613 | skb = dev_alloc_skb(sizeof(*msg)); | |
614 | if (!skb) | |
615 | return; | |
616 | msg = (struct iapp_layer2_update *)skb_put(skb, sizeof(*msg)); | |
617 | ||
618 | /* 802.2 Type 1 Logical Link Control (LLC) Exchange Identifier (XID) | |
619 | * Update response frame; IEEE Std 802.2-1998, 5.4.1.2.1 */ | |
620 | ||
621 | memset(msg->da, 0xff, ETH_ALEN); | |
17741cdc | 622 | memcpy(msg->sa, sta->sta.addr, ETH_ALEN); |
4fd6931e JB |
623 | msg->len = htons(6); |
624 | msg->dsap = 0; | |
625 | msg->ssap = 0x01; /* NULL LSAP, CR Bit: Response */ | |
626 | msg->control = 0xaf; /* XID response lsb.1111F101. | |
627 | * F=0 (no poll command; unsolicited frame) */ | |
628 | msg->xid_info[0] = 0x81; /* XID format identifier */ | |
629 | msg->xid_info[1] = 1; /* LLC types/classes: Type 1 LLC */ | |
630 | msg->xid_info[2] = 0; /* XID sender's receive window size (RW) */ | |
631 | ||
d0709a65 JB |
632 | skb->dev = sta->sdata->dev; |
633 | skb->protocol = eth_type_trans(skb, sta->sdata->dev); | |
4fd6931e JB |
634 | memset(skb->cb, 0, sizeof(skb->cb)); |
635 | netif_rx(skb); | |
636 | } | |
637 | ||
638 | static void sta_apply_parameters(struct ieee80211_local *local, | |
639 | struct sta_info *sta, | |
640 | struct station_parameters *params) | |
641 | { | |
642 | u32 rates; | |
643 | int i, j; | |
8318d78a | 644 | struct ieee80211_supported_band *sband; |
d0709a65 | 645 | struct ieee80211_sub_if_data *sdata = sta->sdata; |
eccb8e8f | 646 | u32 mask, set; |
4fd6931e | 647 | |
ae5eb026 JB |
648 | sband = local->hw.wiphy->bands[local->oper_channel->band]; |
649 | ||
eccb8e8f JB |
650 | spin_lock_bh(&sta->lock); |
651 | mask = params->sta_flags_mask; | |
652 | set = params->sta_flags_set; | |
73651ee6 | 653 | |
eccb8e8f | 654 | if (mask & BIT(NL80211_STA_FLAG_AUTHORIZED)) { |
4fd6931e | 655 | sta->flags &= ~WLAN_STA_AUTHORIZED; |
eccb8e8f | 656 | if (set & BIT(NL80211_STA_FLAG_AUTHORIZED)) |
4fd6931e | 657 | sta->flags |= WLAN_STA_AUTHORIZED; |
eccb8e8f | 658 | } |
4fd6931e | 659 | |
eccb8e8f | 660 | if (mask & BIT(NL80211_STA_FLAG_SHORT_PREAMBLE)) { |
4fd6931e | 661 | sta->flags &= ~WLAN_STA_SHORT_PREAMBLE; |
eccb8e8f | 662 | if (set & BIT(NL80211_STA_FLAG_SHORT_PREAMBLE)) |
4fd6931e | 663 | sta->flags |= WLAN_STA_SHORT_PREAMBLE; |
eccb8e8f | 664 | } |
4fd6931e | 665 | |
eccb8e8f | 666 | if (mask & BIT(NL80211_STA_FLAG_WME)) { |
4fd6931e | 667 | sta->flags &= ~WLAN_STA_WME; |
eccb8e8f | 668 | if (set & BIT(NL80211_STA_FLAG_WME)) |
4fd6931e | 669 | sta->flags |= WLAN_STA_WME; |
eccb8e8f | 670 | } |
5394af4d | 671 | |
eccb8e8f | 672 | if (mask & BIT(NL80211_STA_FLAG_MFP)) { |
5394af4d | 673 | sta->flags &= ~WLAN_STA_MFP; |
eccb8e8f | 674 | if (set & BIT(NL80211_STA_FLAG_MFP)) |
5394af4d | 675 | sta->flags |= WLAN_STA_MFP; |
4fd6931e | 676 | } |
eccb8e8f | 677 | spin_unlock_bh(&sta->lock); |
4fd6931e | 678 | |
51b50fbe JB |
679 | /* |
680 | * cfg80211 validates this (1-2007) and allows setting the AID | |
681 | * only when creating a new station entry | |
682 | */ | |
683 | if (params->aid) | |
684 | sta->sta.aid = params->aid; | |
685 | ||
73651ee6 JB |
686 | /* |
687 | * FIXME: updating the following information is racy when this | |
688 | * function is called from ieee80211_change_station(). | |
689 | * However, all this information should be static so | |
690 | * maybe we should just reject attemps to change it. | |
691 | */ | |
692 | ||
4fd6931e JB |
693 | if (params->listen_interval >= 0) |
694 | sta->listen_interval = params->listen_interval; | |
695 | ||
696 | if (params->supported_rates) { | |
697 | rates = 0; | |
8318d78a | 698 | |
4fd6931e JB |
699 | for (i = 0; i < params->supported_rates_len; i++) { |
700 | int rate = (params->supported_rates[i] & 0x7f) * 5; | |
8318d78a JB |
701 | for (j = 0; j < sband->n_bitrates; j++) { |
702 | if (sband->bitrates[j].bitrate == rate) | |
4fd6931e JB |
703 | rates |= BIT(j); |
704 | } | |
705 | } | |
323ce79a | 706 | sta->sta.supp_rates[local->oper_channel->band] = rates; |
4fd6931e | 707 | } |
c5dd9c2b | 708 | |
d9fe60de | 709 | if (params->ht_capa) |
ae5eb026 JB |
710 | ieee80211_ht_cap_ie_to_sta_ht_cap(sband, |
711 | params->ht_capa, | |
d9fe60de | 712 | &sta->sta.ht_cap); |
36aedc90 | 713 | |
902acc78 | 714 | if (ieee80211_vif_is_mesh(&sdata->vif) && params->plink_action) { |
c5dd9c2b LCC |
715 | switch (params->plink_action) { |
716 | case PLINK_ACTION_OPEN: | |
717 | mesh_plink_open(sta); | |
718 | break; | |
719 | case PLINK_ACTION_BLOCK: | |
720 | mesh_plink_block(sta); | |
721 | break; | |
722 | } | |
902acc78 | 723 | } |
4fd6931e JB |
724 | } |
725 | ||
726 | static int ieee80211_add_station(struct wiphy *wiphy, struct net_device *dev, | |
727 | u8 *mac, struct station_parameters *params) | |
728 | { | |
14db74bc | 729 | struct ieee80211_local *local = wiphy_priv(wiphy); |
4fd6931e JB |
730 | struct sta_info *sta; |
731 | struct ieee80211_sub_if_data *sdata; | |
73651ee6 | 732 | int err; |
b8d476c8 | 733 | int layer2_update; |
4fd6931e | 734 | |
4fd6931e JB |
735 | if (params->vlan) { |
736 | sdata = IEEE80211_DEV_TO_SUB_IF(params->vlan); | |
737 | ||
05c914fe JB |
738 | if (sdata->vif.type != NL80211_IFTYPE_AP_VLAN && |
739 | sdata->vif.type != NL80211_IFTYPE_AP) | |
4fd6931e JB |
740 | return -EINVAL; |
741 | } else | |
742 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
743 | ||
47846c9b | 744 | if (compare_ether_addr(mac, sdata->vif.addr) == 0) |
03e4497e JB |
745 | return -EINVAL; |
746 | ||
747 | if (is_multicast_ether_addr(mac)) | |
748 | return -EINVAL; | |
749 | ||
750 | sta = sta_info_alloc(sdata, mac, GFP_KERNEL); | |
73651ee6 JB |
751 | if (!sta) |
752 | return -ENOMEM; | |
4fd6931e JB |
753 | |
754 | sta->flags = WLAN_STA_AUTH | WLAN_STA_ASSOC; | |
755 | ||
756 | sta_apply_parameters(local, sta, params); | |
757 | ||
4b7679a5 | 758 | rate_control_rate_init(sta); |
4fd6931e | 759 | |
b8d476c8 JM |
760 | layer2_update = sdata->vif.type == NL80211_IFTYPE_AP_VLAN || |
761 | sdata->vif.type == NL80211_IFTYPE_AP; | |
762 | ||
34e89507 | 763 | err = sta_info_insert_rcu(sta); |
73651ee6 | 764 | if (err) { |
73651ee6 JB |
765 | rcu_read_unlock(); |
766 | return err; | |
767 | } | |
768 | ||
b8d476c8 | 769 | if (layer2_update) |
73651ee6 JB |
770 | ieee80211_send_layer2_update(sta); |
771 | ||
772 | rcu_read_unlock(); | |
773 | ||
4fd6931e JB |
774 | return 0; |
775 | } | |
776 | ||
777 | static int ieee80211_del_station(struct wiphy *wiphy, struct net_device *dev, | |
778 | u8 *mac) | |
779 | { | |
14db74bc JB |
780 | struct ieee80211_local *local = wiphy_priv(wiphy); |
781 | struct ieee80211_sub_if_data *sdata; | |
4fd6931e | 782 | |
14db74bc JB |
783 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
784 | ||
34e89507 JB |
785 | if (mac) |
786 | return sta_info_destroy_addr_bss(sdata, mac); | |
4fd6931e | 787 | |
34e89507 | 788 | sta_info_flush(local, sdata); |
4fd6931e JB |
789 | return 0; |
790 | } | |
791 | ||
792 | static int ieee80211_change_station(struct wiphy *wiphy, | |
793 | struct net_device *dev, | |
794 | u8 *mac, | |
795 | struct station_parameters *params) | |
796 | { | |
abe60632 | 797 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
14db74bc | 798 | struct ieee80211_local *local = wiphy_priv(wiphy); |
4fd6931e JB |
799 | struct sta_info *sta; |
800 | struct ieee80211_sub_if_data *vlansdata; | |
801 | ||
98dd6a57 JB |
802 | rcu_read_lock(); |
803 | ||
0e5ded5a | 804 | sta = sta_info_get_bss(sdata, mac); |
98dd6a57 JB |
805 | if (!sta) { |
806 | rcu_read_unlock(); | |
4fd6931e | 807 | return -ENOENT; |
98dd6a57 | 808 | } |
4fd6931e | 809 | |
d0709a65 | 810 | if (params->vlan && params->vlan != sta->sdata->dev) { |
4fd6931e JB |
811 | vlansdata = IEEE80211_DEV_TO_SUB_IF(params->vlan); |
812 | ||
05c914fe JB |
813 | if (vlansdata->vif.type != NL80211_IFTYPE_AP_VLAN && |
814 | vlansdata->vif.type != NL80211_IFTYPE_AP) { | |
98dd6a57 | 815 | rcu_read_unlock(); |
4fd6931e | 816 | return -EINVAL; |
98dd6a57 | 817 | } |
4fd6931e | 818 | |
9bc383de | 819 | if (params->vlan->ieee80211_ptr->use_4addr) { |
3305443c JB |
820 | if (vlansdata->u.vlan.sta) { |
821 | rcu_read_unlock(); | |
f14543ee | 822 | return -EBUSY; |
3305443c | 823 | } |
f14543ee FF |
824 | |
825 | rcu_assign_pointer(vlansdata->u.vlan.sta, sta); | |
826 | } | |
827 | ||
14db74bc | 828 | sta->sdata = vlansdata; |
4fd6931e JB |
829 | ieee80211_send_layer2_update(sta); |
830 | } | |
831 | ||
832 | sta_apply_parameters(local, sta, params); | |
833 | ||
98dd6a57 JB |
834 | rcu_read_unlock(); |
835 | ||
4fd6931e JB |
836 | return 0; |
837 | } | |
838 | ||
c5dd9c2b LCC |
839 | #ifdef CONFIG_MAC80211_MESH |
840 | static int ieee80211_add_mpath(struct wiphy *wiphy, struct net_device *dev, | |
841 | u8 *dst, u8 *next_hop) | |
842 | { | |
14db74bc | 843 | struct ieee80211_sub_if_data *sdata; |
c5dd9c2b LCC |
844 | struct mesh_path *mpath; |
845 | struct sta_info *sta; | |
846 | int err; | |
847 | ||
14db74bc JB |
848 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
849 | ||
d0709a65 | 850 | rcu_read_lock(); |
abe60632 | 851 | sta = sta_info_get(sdata, next_hop); |
d0709a65 JB |
852 | if (!sta) { |
853 | rcu_read_unlock(); | |
c5dd9c2b | 854 | return -ENOENT; |
d0709a65 | 855 | } |
c5dd9c2b | 856 | |
f698d856 | 857 | err = mesh_path_add(dst, sdata); |
d0709a65 JB |
858 | if (err) { |
859 | rcu_read_unlock(); | |
c5dd9c2b | 860 | return err; |
d0709a65 | 861 | } |
c5dd9c2b | 862 | |
f698d856 | 863 | mpath = mesh_path_lookup(dst, sdata); |
c5dd9c2b LCC |
864 | if (!mpath) { |
865 | rcu_read_unlock(); | |
c5dd9c2b LCC |
866 | return -ENXIO; |
867 | } | |
868 | mesh_path_fix_nexthop(mpath, sta); | |
d0709a65 | 869 | |
c5dd9c2b LCC |
870 | rcu_read_unlock(); |
871 | return 0; | |
872 | } | |
873 | ||
874 | static int ieee80211_del_mpath(struct wiphy *wiphy, struct net_device *dev, | |
875 | u8 *dst) | |
876 | { | |
f698d856 JBG |
877 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
878 | ||
c5dd9c2b | 879 | if (dst) |
f698d856 | 880 | return mesh_path_del(dst, sdata); |
c5dd9c2b | 881 | |
f698d856 | 882 | mesh_path_flush(sdata); |
c5dd9c2b LCC |
883 | return 0; |
884 | } | |
885 | ||
886 | static int ieee80211_change_mpath(struct wiphy *wiphy, | |
887 | struct net_device *dev, | |
888 | u8 *dst, u8 *next_hop) | |
889 | { | |
14db74bc | 890 | struct ieee80211_sub_if_data *sdata; |
c5dd9c2b LCC |
891 | struct mesh_path *mpath; |
892 | struct sta_info *sta; | |
893 | ||
14db74bc JB |
894 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
895 | ||
d0709a65 JB |
896 | rcu_read_lock(); |
897 | ||
abe60632 | 898 | sta = sta_info_get(sdata, next_hop); |
d0709a65 JB |
899 | if (!sta) { |
900 | rcu_read_unlock(); | |
c5dd9c2b | 901 | return -ENOENT; |
d0709a65 | 902 | } |
c5dd9c2b | 903 | |
f698d856 | 904 | mpath = mesh_path_lookup(dst, sdata); |
c5dd9c2b LCC |
905 | if (!mpath) { |
906 | rcu_read_unlock(); | |
c5dd9c2b LCC |
907 | return -ENOENT; |
908 | } | |
909 | ||
910 | mesh_path_fix_nexthop(mpath, sta); | |
d0709a65 | 911 | |
c5dd9c2b LCC |
912 | rcu_read_unlock(); |
913 | return 0; | |
914 | } | |
915 | ||
916 | static void mpath_set_pinfo(struct mesh_path *mpath, u8 *next_hop, | |
917 | struct mpath_info *pinfo) | |
918 | { | |
919 | if (mpath->next_hop) | |
17741cdc | 920 | memcpy(next_hop, mpath->next_hop->sta.addr, ETH_ALEN); |
c5dd9c2b LCC |
921 | else |
922 | memset(next_hop, 0, ETH_ALEN); | |
923 | ||
f5ea9120 JB |
924 | pinfo->generation = mesh_paths_generation; |
925 | ||
c5dd9c2b | 926 | pinfo->filled = MPATH_INFO_FRAME_QLEN | |
d19b3bf6 | 927 | MPATH_INFO_SN | |
c5dd9c2b LCC |
928 | MPATH_INFO_METRIC | |
929 | MPATH_INFO_EXPTIME | | |
930 | MPATH_INFO_DISCOVERY_TIMEOUT | | |
931 | MPATH_INFO_DISCOVERY_RETRIES | | |
932 | MPATH_INFO_FLAGS; | |
933 | ||
934 | pinfo->frame_qlen = mpath->frame_queue.qlen; | |
d19b3bf6 | 935 | pinfo->sn = mpath->sn; |
c5dd9c2b LCC |
936 | pinfo->metric = mpath->metric; |
937 | if (time_before(jiffies, mpath->exp_time)) | |
938 | pinfo->exptime = jiffies_to_msecs(mpath->exp_time - jiffies); | |
939 | pinfo->discovery_timeout = | |
940 | jiffies_to_msecs(mpath->discovery_timeout); | |
941 | pinfo->discovery_retries = mpath->discovery_retries; | |
942 | pinfo->flags = 0; | |
943 | if (mpath->flags & MESH_PATH_ACTIVE) | |
944 | pinfo->flags |= NL80211_MPATH_FLAG_ACTIVE; | |
945 | if (mpath->flags & MESH_PATH_RESOLVING) | |
946 | pinfo->flags |= NL80211_MPATH_FLAG_RESOLVING; | |
d19b3bf6 RP |
947 | if (mpath->flags & MESH_PATH_SN_VALID) |
948 | pinfo->flags |= NL80211_MPATH_FLAG_SN_VALID; | |
c5dd9c2b LCC |
949 | if (mpath->flags & MESH_PATH_FIXED) |
950 | pinfo->flags |= NL80211_MPATH_FLAG_FIXED; | |
951 | if (mpath->flags & MESH_PATH_RESOLVING) | |
952 | pinfo->flags |= NL80211_MPATH_FLAG_RESOLVING; | |
953 | ||
954 | pinfo->flags = mpath->flags; | |
955 | } | |
956 | ||
957 | static int ieee80211_get_mpath(struct wiphy *wiphy, struct net_device *dev, | |
958 | u8 *dst, u8 *next_hop, struct mpath_info *pinfo) | |
959 | ||
960 | { | |
14db74bc | 961 | struct ieee80211_sub_if_data *sdata; |
c5dd9c2b LCC |
962 | struct mesh_path *mpath; |
963 | ||
14db74bc JB |
964 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
965 | ||
c5dd9c2b | 966 | rcu_read_lock(); |
f698d856 | 967 | mpath = mesh_path_lookup(dst, sdata); |
c5dd9c2b LCC |
968 | if (!mpath) { |
969 | rcu_read_unlock(); | |
970 | return -ENOENT; | |
971 | } | |
972 | memcpy(dst, mpath->dst, ETH_ALEN); | |
973 | mpath_set_pinfo(mpath, next_hop, pinfo); | |
974 | rcu_read_unlock(); | |
975 | return 0; | |
976 | } | |
977 | ||
978 | static int ieee80211_dump_mpath(struct wiphy *wiphy, struct net_device *dev, | |
979 | int idx, u8 *dst, u8 *next_hop, | |
980 | struct mpath_info *pinfo) | |
981 | { | |
14db74bc | 982 | struct ieee80211_sub_if_data *sdata; |
c5dd9c2b LCC |
983 | struct mesh_path *mpath; |
984 | ||
14db74bc JB |
985 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
986 | ||
c5dd9c2b | 987 | rcu_read_lock(); |
f698d856 | 988 | mpath = mesh_path_lookup_by_idx(idx, sdata); |
c5dd9c2b LCC |
989 | if (!mpath) { |
990 | rcu_read_unlock(); | |
991 | return -ENOENT; | |
992 | } | |
993 | memcpy(dst, mpath->dst, ETH_ALEN); | |
994 | mpath_set_pinfo(mpath, next_hop, pinfo); | |
995 | rcu_read_unlock(); | |
996 | return 0; | |
997 | } | |
93da9cc1 | 998 | |
999 | static int ieee80211_get_mesh_params(struct wiphy *wiphy, | |
1000 | struct net_device *dev, | |
1001 | struct mesh_config *conf) | |
1002 | { | |
1003 | struct ieee80211_sub_if_data *sdata; | |
1004 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
1005 | ||
93da9cc1 | 1006 | memcpy(conf, &(sdata->u.mesh.mshcfg), sizeof(struct mesh_config)); |
1007 | return 0; | |
1008 | } | |
1009 | ||
1010 | static inline bool _chg_mesh_attr(enum nl80211_meshconf_params parm, u32 mask) | |
1011 | { | |
1012 | return (mask >> (parm-1)) & 0x1; | |
1013 | } | |
1014 | ||
1015 | static int ieee80211_set_mesh_params(struct wiphy *wiphy, | |
1016 | struct net_device *dev, | |
1017 | const struct mesh_config *nconf, u32 mask) | |
1018 | { | |
1019 | struct mesh_config *conf; | |
1020 | struct ieee80211_sub_if_data *sdata; | |
63c5723b RP |
1021 | struct ieee80211_if_mesh *ifmsh; |
1022 | ||
93da9cc1 | 1023 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
63c5723b | 1024 | ifmsh = &sdata->u.mesh; |
93da9cc1 | 1025 | |
93da9cc1 | 1026 | /* Set the config options which we are interested in setting */ |
1027 | conf = &(sdata->u.mesh.mshcfg); | |
1028 | if (_chg_mesh_attr(NL80211_MESHCONF_RETRY_TIMEOUT, mask)) | |
1029 | conf->dot11MeshRetryTimeout = nconf->dot11MeshRetryTimeout; | |
1030 | if (_chg_mesh_attr(NL80211_MESHCONF_CONFIRM_TIMEOUT, mask)) | |
1031 | conf->dot11MeshConfirmTimeout = nconf->dot11MeshConfirmTimeout; | |
1032 | if (_chg_mesh_attr(NL80211_MESHCONF_HOLDING_TIMEOUT, mask)) | |
1033 | conf->dot11MeshHoldingTimeout = nconf->dot11MeshHoldingTimeout; | |
1034 | if (_chg_mesh_attr(NL80211_MESHCONF_MAX_PEER_LINKS, mask)) | |
1035 | conf->dot11MeshMaxPeerLinks = nconf->dot11MeshMaxPeerLinks; | |
1036 | if (_chg_mesh_attr(NL80211_MESHCONF_MAX_RETRIES, mask)) | |
1037 | conf->dot11MeshMaxRetries = nconf->dot11MeshMaxRetries; | |
1038 | if (_chg_mesh_attr(NL80211_MESHCONF_TTL, mask)) | |
1039 | conf->dot11MeshTTL = nconf->dot11MeshTTL; | |
1040 | if (_chg_mesh_attr(NL80211_MESHCONF_AUTO_OPEN_PLINKS, mask)) | |
1041 | conf->auto_open_plinks = nconf->auto_open_plinks; | |
1042 | if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_MAX_PREQ_RETRIES, mask)) | |
1043 | conf->dot11MeshHWMPmaxPREQretries = | |
1044 | nconf->dot11MeshHWMPmaxPREQretries; | |
1045 | if (_chg_mesh_attr(NL80211_MESHCONF_PATH_REFRESH_TIME, mask)) | |
1046 | conf->path_refresh_time = nconf->path_refresh_time; | |
1047 | if (_chg_mesh_attr(NL80211_MESHCONF_MIN_DISCOVERY_TIMEOUT, mask)) | |
1048 | conf->min_discovery_timeout = nconf->min_discovery_timeout; | |
1049 | if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_ACTIVE_PATH_TIMEOUT, mask)) | |
1050 | conf->dot11MeshHWMPactivePathTimeout = | |
1051 | nconf->dot11MeshHWMPactivePathTimeout; | |
1052 | if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_PREQ_MIN_INTERVAL, mask)) | |
1053 | conf->dot11MeshHWMPpreqMinInterval = | |
1054 | nconf->dot11MeshHWMPpreqMinInterval; | |
1055 | if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_NET_DIAM_TRVS_TIME, | |
1056 | mask)) | |
1057 | conf->dot11MeshHWMPnetDiameterTraversalTime = | |
1058 | nconf->dot11MeshHWMPnetDiameterTraversalTime; | |
63c5723b RP |
1059 | if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_ROOTMODE, mask)) { |
1060 | conf->dot11MeshHWMPRootMode = nconf->dot11MeshHWMPRootMode; | |
1061 | ieee80211_mesh_root_setup(ifmsh); | |
1062 | } | |
93da9cc1 | 1063 | return 0; |
1064 | } | |
1065 | ||
c5dd9c2b LCC |
1066 | #endif |
1067 | ||
9f1ba906 JM |
1068 | static int ieee80211_change_bss(struct wiphy *wiphy, |
1069 | struct net_device *dev, | |
1070 | struct bss_parameters *params) | |
1071 | { | |
9f1ba906 JM |
1072 | struct ieee80211_sub_if_data *sdata; |
1073 | u32 changed = 0; | |
1074 | ||
9f1ba906 JM |
1075 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
1076 | ||
9f1ba906 | 1077 | if (params->use_cts_prot >= 0) { |
bda3933a | 1078 | sdata->vif.bss_conf.use_cts_prot = params->use_cts_prot; |
9f1ba906 JM |
1079 | changed |= BSS_CHANGED_ERP_CTS_PROT; |
1080 | } | |
1081 | if (params->use_short_preamble >= 0) { | |
bda3933a | 1082 | sdata->vif.bss_conf.use_short_preamble = |
9f1ba906 JM |
1083 | params->use_short_preamble; |
1084 | changed |= BSS_CHANGED_ERP_PREAMBLE; | |
1085 | } | |
43d35343 FF |
1086 | |
1087 | if (!sdata->vif.bss_conf.use_short_slot && | |
1088 | sdata->local->hw.conf.channel->band == IEEE80211_BAND_5GHZ) { | |
1089 | sdata->vif.bss_conf.use_short_slot = true; | |
1090 | changed |= BSS_CHANGED_ERP_SLOT; | |
1091 | } | |
1092 | ||
9f1ba906 | 1093 | if (params->use_short_slot_time >= 0) { |
bda3933a | 1094 | sdata->vif.bss_conf.use_short_slot = |
9f1ba906 JM |
1095 | params->use_short_slot_time; |
1096 | changed |= BSS_CHANGED_ERP_SLOT; | |
1097 | } | |
1098 | ||
90c97a04 JM |
1099 | if (params->basic_rates) { |
1100 | int i, j; | |
1101 | u32 rates = 0; | |
1102 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
1103 | struct ieee80211_supported_band *sband = | |
1104 | wiphy->bands[local->oper_channel->band]; | |
1105 | ||
1106 | for (i = 0; i < params->basic_rates_len; i++) { | |
1107 | int rate = (params->basic_rates[i] & 0x7f) * 5; | |
1108 | for (j = 0; j < sband->n_bitrates; j++) { | |
1109 | if (sband->bitrates[j].bitrate == rate) | |
1110 | rates |= BIT(j); | |
1111 | } | |
1112 | } | |
1113 | sdata->vif.bss_conf.basic_rates = rates; | |
1114 | changed |= BSS_CHANGED_BASIC_RATES; | |
1115 | } | |
1116 | ||
7b7b5e56 FF |
1117 | if (params->ap_isolate >= 0) { |
1118 | if (params->ap_isolate) | |
1119 | sdata->flags |= IEEE80211_SDATA_DONT_BRIDGE_PACKETS; | |
1120 | else | |
1121 | sdata->flags &= ~IEEE80211_SDATA_DONT_BRIDGE_PACKETS; | |
1122 | } | |
1123 | ||
9f1ba906 JM |
1124 | ieee80211_bss_info_change_notify(sdata, changed); |
1125 | ||
1126 | return 0; | |
1127 | } | |
1128 | ||
31888487 JM |
1129 | static int ieee80211_set_txq_params(struct wiphy *wiphy, |
1130 | struct ieee80211_txq_params *params) | |
1131 | { | |
1132 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
1133 | struct ieee80211_tx_queue_params p; | |
1134 | ||
1135 | if (!local->ops->conf_tx) | |
1136 | return -EOPNOTSUPP; | |
1137 | ||
1138 | memset(&p, 0, sizeof(p)); | |
1139 | p.aifs = params->aifs; | |
1140 | p.cw_max = params->cwmax; | |
1141 | p.cw_min = params->cwmin; | |
1142 | p.txop = params->txop; | |
ab13315a KV |
1143 | |
1144 | /* | |
1145 | * Setting tx queue params disables u-apsd because it's only | |
1146 | * called in master mode. | |
1147 | */ | |
1148 | p.uapsd = false; | |
1149 | ||
24487981 | 1150 | if (drv_conf_tx(local, params->queue, &p)) { |
31888487 | 1151 | printk(KERN_DEBUG "%s: failed to set TX queue " |
0bffe40f JB |
1152 | "parameters for queue %d\n", |
1153 | wiphy_name(local->hw.wiphy), params->queue); | |
31888487 JM |
1154 | return -EINVAL; |
1155 | } | |
1156 | ||
0af26b27 SG |
1157 | /* enable WMM or activate new settings */ |
1158 | local->hw.conf.flags |= IEEE80211_CONF_QOS; | |
1159 | drv_config(local, IEEE80211_CONF_CHANGE_QOS); | |
1160 | ||
31888487 JM |
1161 | return 0; |
1162 | } | |
1163 | ||
72bdcf34 | 1164 | static int ieee80211_set_channel(struct wiphy *wiphy, |
f444de05 | 1165 | struct net_device *netdev, |
72bdcf34 | 1166 | struct ieee80211_channel *chan, |
094d05dc | 1167 | enum nl80211_channel_type channel_type) |
72bdcf34 JM |
1168 | { |
1169 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
0aaffa9b JB |
1170 | struct ieee80211_sub_if_data *sdata = NULL; |
1171 | ||
1172 | if (netdev) | |
1173 | sdata = IEEE80211_DEV_TO_SUB_IF(netdev); | |
72bdcf34 | 1174 | |
f444de05 JB |
1175 | switch (ieee80211_get_channel_mode(local, NULL)) { |
1176 | case CHAN_MODE_HOPPING: | |
1177 | return -EBUSY; | |
1178 | case CHAN_MODE_FIXED: | |
0aaffa9b JB |
1179 | if (local->oper_channel != chan) |
1180 | return -EBUSY; | |
1181 | if (!sdata && local->_oper_channel_type == channel_type) | |
f444de05 | 1182 | return 0; |
0aaffa9b | 1183 | break; |
f444de05 JB |
1184 | case CHAN_MODE_UNDEFINED: |
1185 | break; | |
1186 | } | |
72bdcf34 JM |
1187 | |
1188 | local->oper_channel = chan; | |
72bdcf34 | 1189 | |
0aaffa9b JB |
1190 | if (!ieee80211_set_channel_type(local, sdata, channel_type)) |
1191 | return -EBUSY; | |
1192 | ||
1193 | ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_CHANNEL); | |
1194 | if (sdata && sdata->vif.type != NL80211_IFTYPE_MONITOR) | |
1195 | ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_HT); | |
1196 | ||
1197 | return 0; | |
72bdcf34 JM |
1198 | } |
1199 | ||
665af4fc BC |
1200 | #ifdef CONFIG_PM |
1201 | static int ieee80211_suspend(struct wiphy *wiphy) | |
1202 | { | |
1203 | return __ieee80211_suspend(wiphy_priv(wiphy)); | |
1204 | } | |
1205 | ||
1206 | static int ieee80211_resume(struct wiphy *wiphy) | |
1207 | { | |
1208 | return __ieee80211_resume(wiphy_priv(wiphy)); | |
1209 | } | |
1210 | #else | |
1211 | #define ieee80211_suspend NULL | |
1212 | #define ieee80211_resume NULL | |
1213 | #endif | |
1214 | ||
2a519311 JB |
1215 | static int ieee80211_scan(struct wiphy *wiphy, |
1216 | struct net_device *dev, | |
1217 | struct cfg80211_scan_request *req) | |
1218 | { | |
1219 | struct ieee80211_sub_if_data *sdata; | |
1220 | ||
2a519311 JB |
1221 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
1222 | ||
1223 | if (sdata->vif.type != NL80211_IFTYPE_STATION && | |
1224 | sdata->vif.type != NL80211_IFTYPE_ADHOC && | |
357303e2 JM |
1225 | sdata->vif.type != NL80211_IFTYPE_MESH_POINT && |
1226 | (sdata->vif.type != NL80211_IFTYPE_AP || sdata->u.ap.beacon)) | |
2a519311 JB |
1227 | return -EOPNOTSUPP; |
1228 | ||
1229 | return ieee80211_request_scan(sdata, req); | |
1230 | } | |
1231 | ||
636a5d36 JM |
1232 | static int ieee80211_auth(struct wiphy *wiphy, struct net_device *dev, |
1233 | struct cfg80211_auth_request *req) | |
1234 | { | |
77fdaa12 | 1235 | return ieee80211_mgd_auth(IEEE80211_DEV_TO_SUB_IF(dev), req); |
636a5d36 JM |
1236 | } |
1237 | ||
1238 | static int ieee80211_assoc(struct wiphy *wiphy, struct net_device *dev, | |
1239 | struct cfg80211_assoc_request *req) | |
1240 | { | |
f444de05 JB |
1241 | struct ieee80211_local *local = wiphy_priv(wiphy); |
1242 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
1243 | ||
1244 | switch (ieee80211_get_channel_mode(local, sdata)) { | |
1245 | case CHAN_MODE_HOPPING: | |
1246 | return -EBUSY; | |
1247 | case CHAN_MODE_FIXED: | |
1248 | if (local->oper_channel == req->bss->channel) | |
1249 | break; | |
1250 | return -EBUSY; | |
1251 | case CHAN_MODE_UNDEFINED: | |
1252 | break; | |
1253 | } | |
1254 | ||
77fdaa12 | 1255 | return ieee80211_mgd_assoc(IEEE80211_DEV_TO_SUB_IF(dev), req); |
636a5d36 JM |
1256 | } |
1257 | ||
1258 | static int ieee80211_deauth(struct wiphy *wiphy, struct net_device *dev, | |
667503dd JB |
1259 | struct cfg80211_deauth_request *req, |
1260 | void *cookie) | |
636a5d36 | 1261 | { |
667503dd JB |
1262 | return ieee80211_mgd_deauth(IEEE80211_DEV_TO_SUB_IF(dev), |
1263 | req, cookie); | |
636a5d36 JM |
1264 | } |
1265 | ||
1266 | static int ieee80211_disassoc(struct wiphy *wiphy, struct net_device *dev, | |
667503dd JB |
1267 | struct cfg80211_disassoc_request *req, |
1268 | void *cookie) | |
636a5d36 | 1269 | { |
667503dd JB |
1270 | return ieee80211_mgd_disassoc(IEEE80211_DEV_TO_SUB_IF(dev), |
1271 | req, cookie); | |
636a5d36 JM |
1272 | } |
1273 | ||
af8cdcd8 JB |
1274 | static int ieee80211_join_ibss(struct wiphy *wiphy, struct net_device *dev, |
1275 | struct cfg80211_ibss_params *params) | |
1276 | { | |
f444de05 | 1277 | struct ieee80211_local *local = wiphy_priv(wiphy); |
af8cdcd8 JB |
1278 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
1279 | ||
f444de05 JB |
1280 | switch (ieee80211_get_channel_mode(local, sdata)) { |
1281 | case CHAN_MODE_HOPPING: | |
1282 | return -EBUSY; | |
1283 | case CHAN_MODE_FIXED: | |
1284 | if (!params->channel_fixed) | |
1285 | return -EBUSY; | |
1286 | if (local->oper_channel == params->channel) | |
1287 | break; | |
1288 | return -EBUSY; | |
1289 | case CHAN_MODE_UNDEFINED: | |
1290 | break; | |
1291 | } | |
1292 | ||
af8cdcd8 JB |
1293 | return ieee80211_ibss_join(sdata, params); |
1294 | } | |
1295 | ||
1296 | static int ieee80211_leave_ibss(struct wiphy *wiphy, struct net_device *dev) | |
1297 | { | |
1298 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
1299 | ||
1300 | return ieee80211_ibss_leave(sdata); | |
1301 | } | |
1302 | ||
b9a5f8ca JM |
1303 | static int ieee80211_set_wiphy_params(struct wiphy *wiphy, u32 changed) |
1304 | { | |
1305 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
24487981 | 1306 | int err; |
b9a5f8ca | 1307 | |
310bc676 LT |
1308 | if (changed & WIPHY_PARAM_COVERAGE_CLASS) { |
1309 | err = drv_set_coverage_class(local, wiphy->coverage_class); | |
1310 | ||
1311 | if (err) | |
1312 | return err; | |
1313 | } | |
1314 | ||
b9a5f8ca | 1315 | if (changed & WIPHY_PARAM_RTS_THRESHOLD) { |
24487981 | 1316 | err = drv_set_rts_threshold(local, wiphy->rts_threshold); |
b9a5f8ca | 1317 | |
24487981 JB |
1318 | if (err) |
1319 | return err; | |
b9a5f8ca JM |
1320 | } |
1321 | ||
1322 | if (changed & WIPHY_PARAM_RETRY_SHORT) | |
1323 | local->hw.conf.short_frame_max_tx_count = wiphy->retry_short; | |
1324 | if (changed & WIPHY_PARAM_RETRY_LONG) | |
1325 | local->hw.conf.long_frame_max_tx_count = wiphy->retry_long; | |
1326 | if (changed & | |
1327 | (WIPHY_PARAM_RETRY_SHORT | WIPHY_PARAM_RETRY_LONG)) | |
1328 | ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_RETRY_LIMITS); | |
1329 | ||
1330 | return 0; | |
1331 | } | |
1332 | ||
7643a2c3 JB |
1333 | static int ieee80211_set_tx_power(struct wiphy *wiphy, |
1334 | enum tx_power_setting type, int dbm) | |
1335 | { | |
1336 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
1337 | struct ieee80211_channel *chan = local->hw.conf.channel; | |
1338 | u32 changes = 0; | |
7643a2c3 JB |
1339 | |
1340 | switch (type) { | |
1341 | case TX_POWER_AUTOMATIC: | |
1342 | local->user_power_level = -1; | |
1343 | break; | |
1344 | case TX_POWER_LIMITED: | |
1345 | if (dbm < 0) | |
1346 | return -EINVAL; | |
1347 | local->user_power_level = dbm; | |
1348 | break; | |
1349 | case TX_POWER_FIXED: | |
1350 | if (dbm < 0) | |
1351 | return -EINVAL; | |
1352 | /* TODO: move to cfg80211 when it knows the channel */ | |
1353 | if (dbm > chan->max_power) | |
1354 | return -EINVAL; | |
1355 | local->user_power_level = dbm; | |
1356 | break; | |
7643a2c3 JB |
1357 | } |
1358 | ||
1359 | ieee80211_hw_config(local, changes); | |
1360 | ||
1361 | return 0; | |
1362 | } | |
1363 | ||
1364 | static int ieee80211_get_tx_power(struct wiphy *wiphy, int *dbm) | |
1365 | { | |
1366 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
1367 | ||
1368 | *dbm = local->hw.conf.power_level; | |
1369 | ||
7643a2c3 JB |
1370 | return 0; |
1371 | } | |
1372 | ||
ab737a4f JB |
1373 | static int ieee80211_set_wds_peer(struct wiphy *wiphy, struct net_device *dev, |
1374 | u8 *addr) | |
1375 | { | |
1376 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
1377 | ||
1378 | memcpy(&sdata->u.wds.remote_addr, addr, ETH_ALEN); | |
1379 | ||
1380 | return 0; | |
1381 | } | |
1382 | ||
1f87f7d3 JB |
1383 | static void ieee80211_rfkill_poll(struct wiphy *wiphy) |
1384 | { | |
1385 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
1386 | ||
1387 | drv_rfkill_poll(local); | |
1388 | } | |
1389 | ||
aff89a9b | 1390 | #ifdef CONFIG_NL80211_TESTMODE |
99783e2c | 1391 | static int ieee80211_testmode_cmd(struct wiphy *wiphy, void *data, int len) |
aff89a9b JB |
1392 | { |
1393 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
1394 | ||
1395 | if (!local->ops->testmode_cmd) | |
1396 | return -EOPNOTSUPP; | |
1397 | ||
1398 | return local->ops->testmode_cmd(&local->hw, data, len); | |
1399 | } | |
1400 | #endif | |
1401 | ||
0f78231b JB |
1402 | int __ieee80211_request_smps(struct ieee80211_sub_if_data *sdata, |
1403 | enum ieee80211_smps_mode smps_mode) | |
1404 | { | |
1405 | const u8 *ap; | |
1406 | enum ieee80211_smps_mode old_req; | |
1407 | int err; | |
1408 | ||
1409 | old_req = sdata->u.mgd.req_smps; | |
1410 | sdata->u.mgd.req_smps = smps_mode; | |
1411 | ||
1412 | if (old_req == smps_mode && | |
1413 | smps_mode != IEEE80211_SMPS_AUTOMATIC) | |
1414 | return 0; | |
1415 | ||
1416 | /* | |
1417 | * If not associated, or current association is not an HT | |
1418 | * association, there's no need to send an action frame. | |
1419 | */ | |
1420 | if (!sdata->u.mgd.associated || | |
0aaffa9b | 1421 | sdata->vif.bss_conf.channel_type == NL80211_CHAN_NO_HT) { |
0f78231b JB |
1422 | mutex_lock(&sdata->local->iflist_mtx); |
1423 | ieee80211_recalc_smps(sdata->local, sdata); | |
1424 | mutex_unlock(&sdata->local->iflist_mtx); | |
1425 | return 0; | |
1426 | } | |
1427 | ||
0c1ad2ca | 1428 | ap = sdata->u.mgd.associated->bssid; |
0f78231b JB |
1429 | |
1430 | if (smps_mode == IEEE80211_SMPS_AUTOMATIC) { | |
1431 | if (sdata->u.mgd.powersave) | |
1432 | smps_mode = IEEE80211_SMPS_DYNAMIC; | |
1433 | else | |
1434 | smps_mode = IEEE80211_SMPS_OFF; | |
1435 | } | |
1436 | ||
1437 | /* send SM PS frame to AP */ | |
1438 | err = ieee80211_send_smps_action(sdata, smps_mode, | |
1439 | ap, ap); | |
1440 | if (err) | |
1441 | sdata->u.mgd.req_smps = old_req; | |
1442 | ||
1443 | return err; | |
1444 | } | |
1445 | ||
bc92afd9 JB |
1446 | static int ieee80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *dev, |
1447 | bool enabled, int timeout) | |
1448 | { | |
1449 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
1450 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
1451 | struct ieee80211_conf *conf = &local->hw.conf; | |
1452 | ||
e5de30c9 BP |
1453 | if (sdata->vif.type != NL80211_IFTYPE_STATION) |
1454 | return -EOPNOTSUPP; | |
1455 | ||
bc92afd9 JB |
1456 | if (!(local->hw.flags & IEEE80211_HW_SUPPORTS_PS)) |
1457 | return -EOPNOTSUPP; | |
1458 | ||
1459 | if (enabled == sdata->u.mgd.powersave && | |
195e294d | 1460 | timeout == conf->dynamic_ps_forced_timeout) |
bc92afd9 JB |
1461 | return 0; |
1462 | ||
1463 | sdata->u.mgd.powersave = enabled; | |
195e294d | 1464 | conf->dynamic_ps_forced_timeout = timeout; |
bc92afd9 | 1465 | |
0f78231b JB |
1466 | /* no change, but if automatic follow powersave */ |
1467 | mutex_lock(&sdata->u.mgd.mtx); | |
1468 | __ieee80211_request_smps(sdata, sdata->u.mgd.req_smps); | |
1469 | mutex_unlock(&sdata->u.mgd.mtx); | |
1470 | ||
bc92afd9 JB |
1471 | if (local->hw.flags & IEEE80211_HW_SUPPORTS_DYNAMIC_PS) |
1472 | ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_PS); | |
1473 | ||
1474 | ieee80211_recalc_ps(local, -1); | |
1475 | ||
1476 | return 0; | |
1477 | } | |
1478 | ||
a97c13c3 JO |
1479 | static int ieee80211_set_cqm_rssi_config(struct wiphy *wiphy, |
1480 | struct net_device *dev, | |
1481 | s32 rssi_thold, u32 rssi_hyst) | |
1482 | { | |
1483 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
1484 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
1485 | struct ieee80211_vif *vif = &sdata->vif; | |
1486 | struct ieee80211_bss_conf *bss_conf = &vif->bss_conf; | |
1487 | ||
a97c13c3 JO |
1488 | if (rssi_thold == bss_conf->cqm_rssi_thold && |
1489 | rssi_hyst == bss_conf->cqm_rssi_hyst) | |
1490 | return 0; | |
1491 | ||
1492 | bss_conf->cqm_rssi_thold = rssi_thold; | |
1493 | bss_conf->cqm_rssi_hyst = rssi_hyst; | |
1494 | ||
17e4ec14 JM |
1495 | if (!(local->hw.flags & IEEE80211_HW_SUPPORTS_CQM_RSSI)) { |
1496 | if (sdata->vif.type != NL80211_IFTYPE_STATION) | |
1497 | return -EOPNOTSUPP; | |
1498 | return 0; | |
1499 | } | |
1500 | ||
a97c13c3 JO |
1501 | /* tell the driver upon association, unless already associated */ |
1502 | if (sdata->u.mgd.associated) | |
1503 | ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_CQM); | |
1504 | ||
1505 | return 0; | |
1506 | } | |
1507 | ||
9930380f JB |
1508 | static int ieee80211_set_bitrate_mask(struct wiphy *wiphy, |
1509 | struct net_device *dev, | |
1510 | const u8 *addr, | |
1511 | const struct cfg80211_bitrate_mask *mask) | |
1512 | { | |
1513 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
1514 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
2c7e6bc9 | 1515 | int i; |
9930380f | 1516 | |
2c7e6bc9 JB |
1517 | /* |
1518 | * This _could_ be supported by providing a hook for | |
1519 | * drivers for this function, but at this point it | |
1520 | * doesn't seem worth bothering. | |
1521 | */ | |
1522 | if (local->hw.flags & IEEE80211_HW_HAS_RATE_CONTROL) | |
1523 | return -EOPNOTSUPP; | |
1524 | ||
9930380f | 1525 | |
37eb0b16 JM |
1526 | for (i = 0; i < IEEE80211_NUM_BANDS; i++) |
1527 | sdata->rc_rateidx_mask[i] = mask->control[i].legacy; | |
9930380f | 1528 | |
37eb0b16 | 1529 | return 0; |
9930380f JB |
1530 | } |
1531 | ||
b8bc4b0a JB |
1532 | static int ieee80211_remain_on_channel(struct wiphy *wiphy, |
1533 | struct net_device *dev, | |
1534 | struct ieee80211_channel *chan, | |
1535 | enum nl80211_channel_type channel_type, | |
1536 | unsigned int duration, | |
1537 | u64 *cookie) | |
1538 | { | |
1539 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
1540 | ||
1541 | return ieee80211_wk_remain_on_channel(sdata, chan, channel_type, | |
1542 | duration, cookie); | |
1543 | } | |
1544 | ||
1545 | static int ieee80211_cancel_remain_on_channel(struct wiphy *wiphy, | |
1546 | struct net_device *dev, | |
1547 | u64 cookie) | |
1548 | { | |
1549 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
1550 | ||
1551 | return ieee80211_wk_cancel_remain_on_channel(sdata, cookie); | |
1552 | } | |
1553 | ||
026331c4 JM |
1554 | static int ieee80211_action(struct wiphy *wiphy, struct net_device *dev, |
1555 | struct ieee80211_channel *chan, | |
1556 | enum nl80211_channel_type channel_type, | |
252aa631 | 1557 | bool channel_type_valid, |
026331c4 JM |
1558 | const u8 *buf, size_t len, u64 *cookie) |
1559 | { | |
1560 | return ieee80211_mgd_action(IEEE80211_DEV_TO_SUB_IF(dev), chan, | |
252aa631 JB |
1561 | channel_type, channel_type_valid, |
1562 | buf, len, cookie); | |
026331c4 JM |
1563 | } |
1564 | ||
f0706e82 JB |
1565 | struct cfg80211_ops mac80211_config_ops = { |
1566 | .add_virtual_intf = ieee80211_add_iface, | |
1567 | .del_virtual_intf = ieee80211_del_iface, | |
42613db7 | 1568 | .change_virtual_intf = ieee80211_change_iface, |
e8cbb4cb JB |
1569 | .add_key = ieee80211_add_key, |
1570 | .del_key = ieee80211_del_key, | |
62da92fb | 1571 | .get_key = ieee80211_get_key, |
e8cbb4cb | 1572 | .set_default_key = ieee80211_config_default_key, |
3cfcf6ac | 1573 | .set_default_mgmt_key = ieee80211_config_default_mgmt_key, |
5dfdaf58 JB |
1574 | .add_beacon = ieee80211_add_beacon, |
1575 | .set_beacon = ieee80211_set_beacon, | |
1576 | .del_beacon = ieee80211_del_beacon, | |
4fd6931e JB |
1577 | .add_station = ieee80211_add_station, |
1578 | .del_station = ieee80211_del_station, | |
1579 | .change_station = ieee80211_change_station, | |
7bbdd2d9 | 1580 | .get_station = ieee80211_get_station, |
c5dd9c2b | 1581 | .dump_station = ieee80211_dump_station, |
1289723e | 1582 | .dump_survey = ieee80211_dump_survey, |
c5dd9c2b LCC |
1583 | #ifdef CONFIG_MAC80211_MESH |
1584 | .add_mpath = ieee80211_add_mpath, | |
1585 | .del_mpath = ieee80211_del_mpath, | |
1586 | .change_mpath = ieee80211_change_mpath, | |
1587 | .get_mpath = ieee80211_get_mpath, | |
1588 | .dump_mpath = ieee80211_dump_mpath, | |
93da9cc1 | 1589 | .set_mesh_params = ieee80211_set_mesh_params, |
1590 | .get_mesh_params = ieee80211_get_mesh_params, | |
c5dd9c2b | 1591 | #endif |
9f1ba906 | 1592 | .change_bss = ieee80211_change_bss, |
31888487 | 1593 | .set_txq_params = ieee80211_set_txq_params, |
72bdcf34 | 1594 | .set_channel = ieee80211_set_channel, |
665af4fc BC |
1595 | .suspend = ieee80211_suspend, |
1596 | .resume = ieee80211_resume, | |
2a519311 | 1597 | .scan = ieee80211_scan, |
636a5d36 JM |
1598 | .auth = ieee80211_auth, |
1599 | .assoc = ieee80211_assoc, | |
1600 | .deauth = ieee80211_deauth, | |
1601 | .disassoc = ieee80211_disassoc, | |
af8cdcd8 JB |
1602 | .join_ibss = ieee80211_join_ibss, |
1603 | .leave_ibss = ieee80211_leave_ibss, | |
b9a5f8ca | 1604 | .set_wiphy_params = ieee80211_set_wiphy_params, |
7643a2c3 JB |
1605 | .set_tx_power = ieee80211_set_tx_power, |
1606 | .get_tx_power = ieee80211_get_tx_power, | |
ab737a4f | 1607 | .set_wds_peer = ieee80211_set_wds_peer, |
1f87f7d3 | 1608 | .rfkill_poll = ieee80211_rfkill_poll, |
aff89a9b | 1609 | CFG80211_TESTMODE_CMD(ieee80211_testmode_cmd) |
bc92afd9 | 1610 | .set_power_mgmt = ieee80211_set_power_mgmt, |
9930380f | 1611 | .set_bitrate_mask = ieee80211_set_bitrate_mask, |
b8bc4b0a JB |
1612 | .remain_on_channel = ieee80211_remain_on_channel, |
1613 | .cancel_remain_on_channel = ieee80211_cancel_remain_on_channel, | |
026331c4 | 1614 | .action = ieee80211_action, |
a97c13c3 | 1615 | .set_cqm_rssi_config = ieee80211_set_cqm_rssi_config, |
f0706e82 | 1616 | }; |