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ath9k: Fix bug in initializing chain masks
[GitHub/mt8127/android_kernel_alcatel_ttab.git] / net / mac80211 / cfg.c
CommitLineData
f0706e82
JB		 1/*
2 * mac80211 configuration hooks for cfg80211
3 *
62da92fb 4 * Copyright 2006, 2007 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>
881d966b 12#include <net/net_namespace.h>
5dfdaf58 13#include <linux/rcupdate.h>
f0706e82
JB		 14#include <net/cfg80211.h>
15#include "ieee80211_i.h"
24487981 16#include "driver-ops.h"
e0eb6859 17#include "cfg.h"
2c8dccc7 18#include "rate.h"
c5dd9c2b 19#include "mesh.h"
c5dd9c2b 20
05c914fe 21static bool nl80211_type_check(enum nl80211_iftype type)
42613db7
JB		 22{
23 switch (type) {
42613db7 24 case NL80211_IFTYPE_ADHOC:
42613db7 25 case NL80211_IFTYPE_STATION:
42613db7 26 case NL80211_IFTYPE_MONITOR:
c5dd9c2b
LCC		 27#ifdef CONFIG_MAC80211_MESH
28 case NL80211_IFTYPE_MESH_POINT:
c5dd9c2b 29#endif
fbf18927
JM		 30 case NL80211_IFTYPE_AP:
31 case NL80211_IFTYPE_AP_VLAN:
b454048c 32 case NL80211_IFTYPE_WDS:
05c914fe 33 return true;
42613db7 34 default:
05c914fe 35 return false;
42613db7
JB		 36 }
37}
38
f14543ee
FF		 39static bool nl80211_params_check(enum nl80211_iftype type,
40 struct vif_params *params)
41{
42 if (!nl80211_type_check(type))
43 return false;
44
45 if (params->use_4addr > 0) {
46 switch(type) {
47 case NL80211_IFTYPE_AP_VLAN:
48 case NL80211_IFTYPE_STATION:
49 break;
50 default:
51 return false;
52 }
53 }
54 return true;
55}
56
f0706e82 57static int ieee80211_add_iface(struct wiphy *wiphy, char *name,
2ec600d6
LCC		 58 enum nl80211_iftype type, u32 *flags,
59 struct vif_params *params)
f0706e82
JB		 60{
61 struct ieee80211_local *local = wiphy_priv(wiphy);
8cc9a739
MW		 62 struct net_device *dev;
63 struct ieee80211_sub_if_data *sdata;
64 int err;
f0706e82 65
f14543ee 66 if (!nl80211_params_check(type, params))
f0706e82 67 return -EINVAL;
f0706e82 68
05c914fe
JB		 69 err = ieee80211_if_add(local, name, &dev, type, params);
70 if (err || type != NL80211_IFTYPE_MONITOR || !flags)
8cc9a739
MW		 71 return err;
72
73 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
74 sdata->u.mntr_flags = *flags;
75 return 0;
f0706e82
JB		 76}
77
463d0183 78static int ieee80211_del_iface(struct wiphy *wiphy, struct net_device *dev)
f0706e82 79{
463d0183 80 ieee80211_if_remove(IEEE80211_DEV_TO_SUB_IF(dev));
f0706e82 81
75636525 82 return 0;
f0706e82
JB		 83}
84
e36d56b6
JB		 85static int ieee80211_change_iface(struct wiphy *wiphy,
86 struct net_device *dev,
2ec600d6
LCC		 87 enum nl80211_iftype type, u32 *flags,
88 struct vif_params *params)
42613db7 89{
42613db7 90 struct ieee80211_sub_if_data *sdata;
f3947e2d 91 int ret;
42613db7 92
c1f9a764
JB		 93 if (netif_running(dev))
94 return -EBUSY;
95
f14543ee 96 if (!nl80211_params_check(type, params))
42613db7
JB		 97 return -EINVAL;
98
99 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
100
05c914fe 101 ret = ieee80211_if_change_type(sdata, type);
f3947e2d
JB		 102 if (ret)
103 return ret;
42613db7 104
902acc78 105 if (ieee80211_vif_is_mesh(&sdata->vif) && params->mesh_id_len)
472dbc45
JB		 106 ieee80211_sdata_set_mesh_id(sdata,
107 params->mesh_id_len,
108 params->mesh_id);
c5dd9c2b 109
f14543ee
FF		 110 if (params->use_4addr >= 0)
111 sdata->use_4addr = !!params->use_4addr;
112
05c914fe 113 if (sdata->vif.type != NL80211_IFTYPE_MONITOR || !flags)
8cc9a739
MW		 114 return 0;
115
116 sdata->u.mntr_flags = *flags;
42613db7
JB		 117 return 0;
118}
119
e8cbb4cb 120static int ieee80211_add_key(struct wiphy *wiphy, struct net_device *dev,
4e943900 121 u8 key_idx, const u8 *mac_addr,
e8cbb4cb
JB		 122 struct key_params *params)
123{
124 struct ieee80211_sub_if_data *sdata;
125 struct sta_info *sta = NULL;
126 enum ieee80211_key_alg alg;
db4d1169 127 struct ieee80211_key *key;
3b96766f 128 int err;
e8cbb4cb
JB		 129
130 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
131
132 switch (params->cipher) {
133 case WLAN_CIPHER_SUITE_WEP40:
134 case WLAN_CIPHER_SUITE_WEP104:
135 alg = ALG_WEP;
136 break;
137 case WLAN_CIPHER_SUITE_TKIP:
138 alg = ALG_TKIP;
139 break;
140 case WLAN_CIPHER_SUITE_CCMP:
141 alg = ALG_CCMP;
142 break;
3cfcf6ac
JM		 143 case WLAN_CIPHER_SUITE_AES_CMAC:
144 alg = ALG_AES_CMAC;
145 break;
e8cbb4cb
JB		 146 default:
147 return -EINVAL;
148 }
149
faa8fdc8
JM		 150 key = ieee80211_key_alloc(alg, key_idx, params->key_len, params->key,
151 params->seq_len, params->seq);
db4d1169
JB		 152 if (!key)
153 return -ENOMEM;
154
3b96766f
JB		 155 rcu_read_lock();
156
e8cbb4cb
JB		 157 if (mac_addr) {
158 sta = sta_info_get(sdata->local, mac_addr);
db4d1169
JB		 159 if (!sta) {
160 ieee80211_key_free(key);
3b96766f
JB		 161 err = -ENOENT;
162 goto out_unlock;
db4d1169 163 }
e8cbb4cb
JB		 164 }
165
db4d1169
JB		 166 ieee80211_key_link(key, sdata, sta);
167
3b96766f
JB		 168 err = 0;
169 out_unlock:
170 rcu_read_unlock();
171
172 return err;
e8cbb4cb
JB		 173}
174
175static int ieee80211_del_key(struct wiphy *wiphy, struct net_device *dev,
4e943900 176 u8 key_idx, const u8 *mac_addr)
e8cbb4cb
JB		 177{
178 struct ieee80211_sub_if_data *sdata;
179 struct sta_info *sta;
180 int ret;
181
182 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
183
3b96766f
JB		 184 rcu_read_lock();
185
e8cbb4cb 186 if (mac_addr) {
3b96766f
JB		 187 ret = -ENOENT;
188
e8cbb4cb
JB		 189 sta = sta_info_get(sdata->local, mac_addr);
190 if (!sta)
3b96766f 191 goto out_unlock;
e8cbb4cb 192
db4d1169 193 if (sta->key) {
d0709a65 194 ieee80211_key_free(sta->key);
db4d1169 195 WARN_ON(sta->key);
3b96766f
JB		 196 ret = 0;
197 }
e8cbb4cb 198
3b96766f 199 goto out_unlock;
e8cbb4cb
JB		 200 }
201
3b96766f
JB		 202 if (!sdata->keys[key_idx]) {
203 ret = -ENOENT;
204 goto out_unlock;
205 }
e8cbb4cb 206
d0709a65 207 ieee80211_key_free(sdata->keys[key_idx]);
db4d1169 208 WARN_ON(sdata->keys[key_idx]);
e8cbb4cb 209
3b96766f
JB		 210 ret = 0;
211 out_unlock:
212 rcu_read_unlock();
213
214 return ret;
e8cbb4cb
JB		 215}
216
62da92fb 217static int ieee80211_get_key(struct wiphy *wiphy, struct net_device *dev,
4e943900 218 u8 key_idx, const u8 *mac_addr, void *cookie,
62da92fb
JB		 219 void (*callback)(void *cookie,
220 struct key_params *params))
221{
14db74bc 222 struct ieee80211_sub_if_data *sdata;
62da92fb
JB		 223 struct sta_info *sta = NULL;
224 u8 seq[6] = {0};
225 struct key_params params;
226 struct ieee80211_key *key;
227 u32 iv32;
228 u16 iv16;
229 int err = -ENOENT;
230
14db74bc
JB		 231 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
232
3b96766f
JB		 233 rcu_read_lock();
234
62da92fb
JB		 235 if (mac_addr) {
236 sta = sta_info_get(sdata->local, mac_addr);
237 if (!sta)
238 goto out;
239
240 key = sta->key;
241 } else
242 key = sdata->keys[key_idx];
243
244 if (!key)
245 goto out;
246
247 memset(&params, 0, sizeof(params));
248
249 switch (key->conf.alg) {
250 case ALG_TKIP:
251 params.cipher = WLAN_CIPHER_SUITE_TKIP;
252
b0f76b33
HH		 253 iv32 = key->u.tkip.tx.iv32;
254 iv16 = key->u.tkip.tx.iv16;
62da92fb 255
24487981
JB		 256 if (key->flags & KEY_FLAG_UPLOADED_TO_HARDWARE)
257 drv_get_tkip_seq(sdata->local,
258 key->conf.hw_key_idx,
259 &iv32, &iv16);
62da92fb
JB		 260
261 seq[0] = iv16 & 0xff;
262 seq[1] = (iv16 >> 8) & 0xff;
263 seq[2] = iv32 & 0xff;
264 seq[3] = (iv32 >> 8) & 0xff;
265 seq[4] = (iv32 >> 16) & 0xff;
266 seq[5] = (iv32 >> 24) & 0xff;
267 params.seq = seq;
268 params.seq_len = 6;
269 break;
270 case ALG_CCMP:
271 params.cipher = WLAN_CIPHER_SUITE_CCMP;
272 seq[0] = key->u.ccmp.tx_pn[5];
273 seq[1] = key->u.ccmp.tx_pn[4];
274 seq[2] = key->u.ccmp.tx_pn[3];
275 seq[3] = key->u.ccmp.tx_pn[2];
276 seq[4] = key->u.ccmp.tx_pn[1];
277 seq[5] = key->u.ccmp.tx_pn[0];
278 params.seq = seq;
279 params.seq_len = 6;
280 break;
281 case ALG_WEP:
282 if (key->conf.keylen == 5)
283 params.cipher = WLAN_CIPHER_SUITE_WEP40;
284 else
285 params.cipher = WLAN_CIPHER_SUITE_WEP104;
286 break;
3cfcf6ac
JM		 287 case ALG_AES_CMAC:
288 params.cipher = WLAN_CIPHER_SUITE_AES_CMAC;
289 seq[0] = key->u.aes_cmac.tx_pn[5];
290 seq[1] = key->u.aes_cmac.tx_pn[4];
291 seq[2] = key->u.aes_cmac.tx_pn[3];
292 seq[3] = key->u.aes_cmac.tx_pn[2];
293 seq[4] = key->u.aes_cmac.tx_pn[1];
294 seq[5] = key->u.aes_cmac.tx_pn[0];
295 params.seq = seq;
296 params.seq_len = 6;
297 break;
62da92fb
JB		 298 }
299
300 params.key = key->conf.key;
301 params.key_len = key->conf.keylen;
302
303 callback(cookie, &params);
304 err = 0;
305
306 out:
3b96766f 307 rcu_read_unlock();
62da92fb
JB		 308 return err;
309}
310
e8cbb4cb
JB		 311static int ieee80211_config_default_key(struct wiphy *wiphy,
312 struct net_device *dev,
313 u8 key_idx)
314{
315 struct ieee80211_sub_if_data *sdata;
316
3b96766f
JB		 317 rcu_read_lock();
318
e8cbb4cb
JB		 319 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
320 ieee80211_set_default_key(sdata, key_idx);
321
3b96766f
JB		 322 rcu_read_unlock();
323
e8cbb4cb
JB		 324 return 0;
325}
326
3cfcf6ac
JM		 327static int ieee80211_config_default_mgmt_key(struct wiphy *wiphy,
328 struct net_device *dev,
329 u8 key_idx)
330{
331 struct ieee80211_sub_if_data *sdata;
332
333 rcu_read_lock();
334
335 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
336 ieee80211_set_default_mgmt_key(sdata, key_idx);
337
338 rcu_read_unlock();
339
340 return 0;
341}
342
c5dd9c2b
LCC		 343static void sta_set_sinfo(struct sta_info *sta, struct station_info *sinfo)
344{
d0709a65 345 struct ieee80211_sub_if_data *sdata = sta->sdata;
c5dd9c2b 346
f5ea9120
JB		 347 sinfo->generation = sdata->local->sta_generation;
348
c5dd9c2b
LCC		 349 sinfo->filled = STATION_INFO_INACTIVE_TIME |
350 STATION_INFO_RX_BYTES |
420e7fab 351 STATION_INFO_TX_BYTES |
98c8a60a
JM		 352 STATION_INFO_RX_PACKETS |
353 STATION_INFO_TX_PACKETS |
420e7fab 354 STATION_INFO_TX_BITRATE;
c5dd9c2b
LCC		 355
356 sinfo->inactive_time = jiffies_to_msecs(jiffies - sta->last_rx);
357 sinfo->rx_bytes = sta->rx_bytes;
358 sinfo->tx_bytes = sta->tx_bytes;
98c8a60a
JM		 359 sinfo->rx_packets = sta->rx_packets;
360 sinfo->tx_packets = sta->tx_packets;
c5dd9c2b 361
420e7fab
HR		 362 if (sta->local->hw.flags & IEEE80211_HW_SIGNAL_DBM) {
363 sinfo->filled |= STATION_INFO_SIGNAL;
364 sinfo->signal = (s8)sta->last_signal;
365 }
366
367 sinfo->txrate.flags = 0;
368 if (sta->last_tx_rate.flags & IEEE80211_TX_RC_MCS)
369 sinfo->txrate.flags |= RATE_INFO_FLAGS_MCS;
370 if (sta->last_tx_rate.flags & IEEE80211_TX_RC_40_MHZ_WIDTH)
371 sinfo->txrate.flags |= RATE_INFO_FLAGS_40_MHZ_WIDTH;
372 if (sta->last_tx_rate.flags & IEEE80211_TX_RC_SHORT_GI)
373 sinfo->txrate.flags |= RATE_INFO_FLAGS_SHORT_GI;
374
375 if (!(sta->last_tx_rate.flags & IEEE80211_TX_RC_MCS)) {
376 struct ieee80211_supported_band *sband;
377 sband = sta->local->hw.wiphy->bands[
378 sta->local->hw.conf.channel->band];
379 sinfo->txrate.legacy =
380 sband->bitrates[sta->last_tx_rate.idx].bitrate;
381 } else
382 sinfo->txrate.mcs = sta->last_tx_rate.idx;
383
902acc78 384 if (ieee80211_vif_is_mesh(&sdata->vif)) {
c5dd9c2b 385#ifdef CONFIG_MAC80211_MESH
c5dd9c2b
LCC		 386 sinfo->filled |= STATION_INFO_LLID |
387 STATION_INFO_PLID |
388 STATION_INFO_PLINK_STATE;
389
390 sinfo->llid = le16_to_cpu(sta->llid);
391 sinfo->plid = le16_to_cpu(sta->plid);
392 sinfo->plink_state = sta->plink_state;
c5dd9c2b 393#endif
902acc78 394 }
c5dd9c2b
LCC		 395}
396
397
398static int ieee80211_dump_station(struct wiphy *wiphy, struct net_device *dev,
399 int idx, u8 *mac, struct station_info *sinfo)
400{
401 struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
402 struct sta_info *sta;
d0709a65
JB		 403 int ret = -ENOENT;
404
405 rcu_read_lock();
c5dd9c2b
LCC		 406
407 sta = sta_info_get_by_idx(local, idx, dev);
d0709a65
JB		 408 if (sta) {
409 ret = 0;
17741cdc 410 memcpy(mac, sta->sta.addr, ETH_ALEN);
d0709a65
JB		 411 sta_set_sinfo(sta, sinfo);
412 }
c5dd9c2b 413
d0709a65 414 rcu_read_unlock();
c5dd9c2b 415
d0709a65 416 return ret;
c5dd9c2b
LCC		 417}
418
7bbdd2d9 419static int ieee80211_get_station(struct wiphy *wiphy, struct net_device *dev,
2ec600d6 420 u8 *mac, struct station_info *sinfo)
7bbdd2d9
JB		 421{
422 struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
423 struct sta_info *sta;
d0709a65 424 int ret = -ENOENT;
7bbdd2d9 425
d0709a65 426 rcu_read_lock();
7bbdd2d9
JB		 427
428 /* XXX: verify sta->dev == dev */
7bbdd2d9 429
d0709a65
JB		 430 sta = sta_info_get(local, mac);
431 if (sta) {
432 ret = 0;
433 sta_set_sinfo(sta, sinfo);
434 }
435
436 rcu_read_unlock();
437
438 return ret;
7bbdd2d9
JB		 439}
440
5dfdaf58
JB		 441/*
442 * This handles both adding a beacon and setting new beacon info
443 */
444static int ieee80211_config_beacon(struct ieee80211_sub_if_data *sdata,
445 struct beacon_parameters *params)
446{
447 struct beacon_data *new, *old;
448 int new_head_len, new_tail_len;
449 int size;
450 int err = -EINVAL;
451
452 old = sdata->u.ap.beacon;
453
454 /* head must not be zero-length */
455 if (params->head && !params->head_len)
456 return -EINVAL;
457
458 /*
459 * This is a kludge. beacon interval should really be part
460 * of the beacon information.
461 */
57c4d7b4
JB		 462 if (params->interval &&
463 (sdata->vif.bss_conf.beacon_int != params->interval)) {
464 sdata->vif.bss_conf.beacon_int = params->interval;
465 ieee80211_bss_info_change_notify(sdata,
466 BSS_CHANGED_BEACON_INT);
5dfdaf58
JB		 467 }
468
469 /* Need to have a beacon head if we don't have one yet */
470 if (!params->head && !old)
471 return err;
472
473 /* sorry, no way to start beaconing without dtim period */
474 if (!params->dtim_period && !old)
475 return err;
476
477 /* new or old head? */
478 if (params->head)
479 new_head_len = params->head_len;
480 else
481 new_head_len = old->head_len;
482
483 /* new or old tail? */
484 if (params->tail || !old)
485 /* params->tail_len will be zero for !params->tail */
486 new_tail_len = params->tail_len;
487 else
488 new_tail_len = old->tail_len;
489
490 size = sizeof(*new) + new_head_len + new_tail_len;
491
492 new = kzalloc(size, GFP_KERNEL);
493 if (!new)
494 return -ENOMEM;
495
496 /* start filling the new info now */
497
498 /* new or old dtim period? */
499 if (params->dtim_period)
500 new->dtim_period = params->dtim_period;
501 else
502 new->dtim_period = old->dtim_period;
503
504 /*
505 * pointers go into the block we allocated,
506 * memory is | beacon_data | head | tail |
507 */
508 new->head = ((u8 *) new) + sizeof(*new);
509 new->tail = new->head + new_head_len;
510 new->head_len = new_head_len;
511 new->tail_len = new_tail_len;
512
513 /* copy in head */
514 if (params->head)
515 memcpy(new->head, params->head, new_head_len);
516 else
517 memcpy(new->head, old->head, new_head_len);
518
519 /* copy in optional tail */
520 if (params->tail)
521 memcpy(new->tail, params->tail, new_tail_len);
522 else
523 if (old)
524 memcpy(new->tail, old->tail, new_tail_len);
525
526 rcu_assign_pointer(sdata->u.ap.beacon, new);
527
528 synchronize_rcu();
529
530 kfree(old);
531
2d0ddec5
JB		 532 ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BEACON_ENABLED |
533 BSS_CHANGED_BEACON);
534 return 0;
5dfdaf58
JB		 535}
536
537static int ieee80211_add_beacon(struct wiphy *wiphy, struct net_device *dev,
538 struct beacon_parameters *params)
539{
14db74bc 540 struct ieee80211_sub_if_data *sdata;
5dfdaf58
JB		 541 struct beacon_data *old;
542
14db74bc
JB		 543 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
544
5dfdaf58
JB		 545 old = sdata->u.ap.beacon;
546
547 if (old)
548 return -EALREADY;
549
550 return ieee80211_config_beacon(sdata, params);
551}
552
553static int ieee80211_set_beacon(struct wiphy *wiphy, struct net_device *dev,
554 struct beacon_parameters *params)
555{
14db74bc 556 struct ieee80211_sub_if_data *sdata;
5dfdaf58
JB		 557 struct beacon_data *old;
558
14db74bc
JB		 559 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
560
5dfdaf58
JB		 561 old = sdata->u.ap.beacon;
562
563 if (!old)
564 return -ENOENT;
565
566 return ieee80211_config_beacon(sdata, params);
567}
568
569static int ieee80211_del_beacon(struct wiphy *wiphy, struct net_device *dev)
570{
14db74bc 571 struct ieee80211_sub_if_data *sdata;
5dfdaf58
JB		 572 struct beacon_data *old;
573
14db74bc
JB		 574 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
575
5dfdaf58
JB		 576 old = sdata->u.ap.beacon;
577
578 if (!old)
579 return -ENOENT;
580
581 rcu_assign_pointer(sdata->u.ap.beacon, NULL);
582 synchronize_rcu();
583 kfree(old);
584
2d0ddec5
JB		 585 ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BEACON_ENABLED);
586 return 0;
5dfdaf58
JB		 587}
588
4fd6931e
JB		 589/* Layer 2 Update frame (802.2 Type 1 LLC XID Update response) */
590struct iapp_layer2_update {
591 u8 da[ETH_ALEN]; /* broadcast */
592 u8 sa[ETH_ALEN]; /* STA addr */
593 __be16 len; /* 6 */
594 u8 dsap; /* 0 */
595 u8 ssap; /* 0 */
596 u8 control;
597 u8 xid_info[3];
598} __attribute__ ((packed));
599
600static void ieee80211_send_layer2_update(struct sta_info *sta)
601{
602 struct iapp_layer2_update *msg;
603 struct sk_buff *skb;
604
605 /* Send Level 2 Update Frame to update forwarding tables in layer 2
606 * bridge devices */
607
608 skb = dev_alloc_skb(sizeof(*msg));
609 if (!skb)
610 return;
611 msg = (struct iapp_layer2_update *)skb_put(skb, sizeof(*msg));
612
613 /* 802.2 Type 1 Logical Link Control (LLC) Exchange Identifier (XID)
614 * Update response frame; IEEE Std 802.2-1998, 5.4.1.2.1 */
615
616 memset(msg->da, 0xff, ETH_ALEN);
17741cdc 617 memcpy(msg->sa, sta->sta.addr, ETH_ALEN);
4fd6931e
JB		 618 msg->len = htons(6);
619 msg->dsap = 0;
620 msg->ssap = 0x01; /* NULL LSAP, CR Bit: Response */
621 msg->control = 0xaf; /* XID response lsb.1111F101.
622 * F=0 (no poll command; unsolicited frame) */
623 msg->xid_info[0] = 0x81; /* XID format identifier */
624 msg->xid_info[1] = 1; /* LLC types/classes: Type 1 LLC */
625 msg->xid_info[2] = 0; /* XID sender's receive window size (RW) */
626
d0709a65
JB		 627 skb->dev = sta->sdata->dev;
628 skb->protocol = eth_type_trans(skb, sta->sdata->dev);
4fd6931e
JB		 629 memset(skb->cb, 0, sizeof(skb->cb));
630 netif_rx(skb);
631}
632
633static void sta_apply_parameters(struct ieee80211_local *local,
634 struct sta_info *sta,
635 struct station_parameters *params)
636{
637 u32 rates;
638 int i, j;
8318d78a 639 struct ieee80211_supported_band *sband;
d0709a65 640 struct ieee80211_sub_if_data *sdata = sta->sdata;
eccb8e8f 641 u32 mask, set;
4fd6931e 642
ae5eb026
JB		 643 sband = local->hw.wiphy->bands[local->oper_channel->band];
644
eccb8e8f
JB		 645 spin_lock_bh(&sta->lock);
646 mask = params->sta_flags_mask;
647 set = params->sta_flags_set;
73651ee6 648
eccb8e8f 649 if (mask & BIT(NL80211_STA_FLAG_AUTHORIZED)) {
4fd6931e 650 sta->flags &= ~WLAN_STA_AUTHORIZED;
eccb8e8f 651 if (set & BIT(NL80211_STA_FLAG_AUTHORIZED))
4fd6931e 652 sta->flags |= WLAN_STA_AUTHORIZED;
eccb8e8f 653 }
4fd6931e 654
eccb8e8f 655 if (mask & BIT(NL80211_STA_FLAG_SHORT_PREAMBLE)) {
4fd6931e 656 sta->flags &= ~WLAN_STA_SHORT_PREAMBLE;
eccb8e8f 657 if (set & BIT(NL80211_STA_FLAG_SHORT_PREAMBLE))
4fd6931e 658 sta->flags |= WLAN_STA_SHORT_PREAMBLE;
eccb8e8f 659 }
4fd6931e 660
eccb8e8f 661 if (mask & BIT(NL80211_STA_FLAG_WME)) {
4fd6931e 662 sta->flags &= ~WLAN_STA_WME;
eccb8e8f 663 if (set & BIT(NL80211_STA_FLAG_WME))
4fd6931e 664 sta->flags |= WLAN_STA_WME;
eccb8e8f 665 }
5394af4d 666
eccb8e8f 667 if (mask & BIT(NL80211_STA_FLAG_MFP)) {
5394af4d 668 sta->flags &= ~WLAN_STA_MFP;
eccb8e8f 669 if (set & BIT(NL80211_STA_FLAG_MFP))
5394af4d 670 sta->flags |= WLAN_STA_MFP;
4fd6931e 671 }
eccb8e8f 672 spin_unlock_bh(&sta->lock);
4fd6931e 673
51b50fbe
JB		 674 /*
675 * cfg80211 validates this (1-2007) and allows setting the AID
676 * only when creating a new station entry
677 */
678 if (params->aid)
679 sta->sta.aid = params->aid;
680
73651ee6
JB		 681 /*
682 * FIXME: updating the following information is racy when this
683 * function is called from ieee80211_change_station().
684 * However, all this information should be static so
685 * maybe we should just reject attemps to change it.
686 */
687
4fd6931e
JB		 688 if (params->listen_interval >= 0)
689 sta->listen_interval = params->listen_interval;
690
691 if (params->supported_rates) {
692 rates = 0;
8318d78a 693
4fd6931e
JB		 694 for (i = 0; i < params->supported_rates_len; i++) {
695 int rate = (params->supported_rates[i] & 0x7f) * 5;
8318d78a
JB		 696 for (j = 0; j < sband->n_bitrates; j++) {
697 if (sband->bitrates[j].bitrate == rate)
4fd6931e
JB		 698 rates |= BIT(j);
699 }
700 }
323ce79a 701 sta->sta.supp_rates[local->oper_channel->band] = rates;
4fd6931e 702 }
c5dd9c2b 703
d9fe60de 704 if (params->ht_capa)
ae5eb026
JB		 705 ieee80211_ht_cap_ie_to_sta_ht_cap(sband,
706 params->ht_capa,
d9fe60de 707 &sta->sta.ht_cap);
36aedc90 708
902acc78 709 if (ieee80211_vif_is_mesh(&sdata->vif) && params->plink_action) {
c5dd9c2b
LCC		 710 switch (params->plink_action) {
711 case PLINK_ACTION_OPEN:
712 mesh_plink_open(sta);
713 break;
714 case PLINK_ACTION_BLOCK:
715 mesh_plink_block(sta);
716 break;
717 }
902acc78 718 }
4fd6931e
JB		 719}
720
721static int ieee80211_add_station(struct wiphy *wiphy, struct net_device *dev,
722 u8 *mac, struct station_parameters *params)
723{
14db74bc 724 struct ieee80211_local *local = wiphy_priv(wiphy);
4fd6931e
JB		 725 struct sta_info *sta;
726 struct ieee80211_sub_if_data *sdata;
73651ee6 727 int err;
b8d476c8 728 int layer2_update;
4fd6931e 729
4fd6931e
JB		 730 if (params->vlan) {
731 sdata = IEEE80211_DEV_TO_SUB_IF(params->vlan);
732
05c914fe
JB		 733 if (sdata->vif.type != NL80211_IFTYPE_AP_VLAN &&
734 sdata->vif.type != NL80211_IFTYPE_AP)
4fd6931e
JB		 735 return -EINVAL;
736 } else
737 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
738
03e4497e
JB		 739 if (compare_ether_addr(mac, dev->dev_addr) == 0)
740 return -EINVAL;
741
742 if (is_multicast_ether_addr(mac))
743 return -EINVAL;
744
745 sta = sta_info_alloc(sdata, mac, GFP_KERNEL);
73651ee6
JB		 746 if (!sta)
747 return -ENOMEM;
4fd6931e
JB		 748
749 sta->flags = WLAN_STA_AUTH | WLAN_STA_ASSOC;
750
751 sta_apply_parameters(local, sta, params);
752
4b7679a5 753 rate_control_rate_init(sta);
4fd6931e 754
b8d476c8
JM		 755 layer2_update = sdata->vif.type == NL80211_IFTYPE_AP_VLAN ||
756 sdata->vif.type == NL80211_IFTYPE_AP;
757
73651ee6
JB		 758 rcu_read_lock();
759
760 err = sta_info_insert(sta);
761 if (err) {
73651ee6
JB		 762 rcu_read_unlock();
763 return err;
764 }
765
b8d476c8 766 if (layer2_update)
73651ee6
JB		 767 ieee80211_send_layer2_update(sta);
768
769 rcu_read_unlock();
770
4fd6931e
JB		 771 return 0;
772}
773
774static int ieee80211_del_station(struct wiphy *wiphy, struct net_device *dev,
775 u8 *mac)
776{
14db74bc
JB		 777 struct ieee80211_local *local = wiphy_priv(wiphy);
778 struct ieee80211_sub_if_data *sdata;
4fd6931e
JB		 779 struct sta_info *sta;
780
14db74bc
JB		 781 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
782
4fd6931e 783 if (mac) {
98dd6a57
JB		 784 rcu_read_lock();
785
4fd6931e
JB		 786 /* XXX: get sta belonging to dev */
787 sta = sta_info_get(local, mac);
98dd6a57
JB		 788 if (!sta) {
789 rcu_read_unlock();
4fd6931e 790 return -ENOENT;
98dd6a57 791 }
4fd6931e 792
d0709a65 793 sta_info_unlink(&sta);
98dd6a57
JB		 794 rcu_read_unlock();
795
4f6fab47 796 sta_info_destroy(sta);
4fd6931e 797 } else
d0709a65 798 sta_info_flush(local, sdata);
4fd6931e
JB		 799
800 return 0;
801}
802
803static int ieee80211_change_station(struct wiphy *wiphy,
804 struct net_device *dev,
805 u8 *mac,
806 struct station_parameters *params)
807{
14db74bc 808 struct ieee80211_local *local = wiphy_priv(wiphy);
4fd6931e
JB		 809 struct sta_info *sta;
810 struct ieee80211_sub_if_data *vlansdata;
811
98dd6a57
JB		 812 rcu_read_lock();
813
4fd6931e
JB		 814 /* XXX: get sta belonging to dev */
815 sta = sta_info_get(local, mac);
98dd6a57
JB		 816 if (!sta) {
817 rcu_read_unlock();
4fd6931e 818 return -ENOENT;
98dd6a57 819 }
4fd6931e 820
d0709a65 821 if (params->vlan && params->vlan != sta->sdata->dev) {
4fd6931e
JB		 822 vlansdata = IEEE80211_DEV_TO_SUB_IF(params->vlan);
823
05c914fe
JB		 824 if (vlansdata->vif.type != NL80211_IFTYPE_AP_VLAN &&
825 vlansdata->vif.type != NL80211_IFTYPE_AP) {
98dd6a57 826 rcu_read_unlock();
4fd6931e 827 return -EINVAL;
98dd6a57 828 }
4fd6931e 829
f14543ee
FF		 830 if (vlansdata->use_4addr) {
831 if (vlansdata->u.vlan.sta)
832 return -EBUSY;
833
834 rcu_assign_pointer(vlansdata->u.vlan.sta, sta);
835 }
836
14db74bc 837 sta->sdata = vlansdata;
4fd6931e
JB		 838 ieee80211_send_layer2_update(sta);
839 }
840
841 sta_apply_parameters(local, sta, params);
842
98dd6a57
JB		 843 rcu_read_unlock();
844
4fd6931e
JB		 845 return 0;
846}
847
c5dd9c2b
LCC		 848#ifdef CONFIG_MAC80211_MESH
849static int ieee80211_add_mpath(struct wiphy *wiphy, struct net_device *dev,
850 u8 *dst, u8 *next_hop)
851{
14db74bc
JB		 852 struct ieee80211_local *local = wiphy_priv(wiphy);
853 struct ieee80211_sub_if_data *sdata;
c5dd9c2b
LCC		 854 struct mesh_path *mpath;
855 struct sta_info *sta;
856 int err;
857
14db74bc
JB		 858 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
859
d0709a65 860 rcu_read_lock();
c5dd9c2b 861 sta = sta_info_get(local, next_hop);
d0709a65
JB		 862 if (!sta) {
863 rcu_read_unlock();
c5dd9c2b 864 return -ENOENT;
d0709a65 865 }
c5dd9c2b 866
f698d856 867 err = mesh_path_add(dst, sdata);
d0709a65
JB		 868 if (err) {
869 rcu_read_unlock();
c5dd9c2b 870 return err;
d0709a65 871 }
c5dd9c2b 872
f698d856 873 mpath = mesh_path_lookup(dst, sdata);
c5dd9c2b
LCC		 874 if (!mpath) {
875 rcu_read_unlock();
c5dd9c2b
LCC		 876 return -ENXIO;
877 }
878 mesh_path_fix_nexthop(mpath, sta);
d0709a65 879
c5dd9c2b
LCC		 880 rcu_read_unlock();
881 return 0;
882}
883
884static int ieee80211_del_mpath(struct wiphy *wiphy, struct net_device *dev,
885 u8 *dst)
886{
f698d856
JBG		 887 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
888
c5dd9c2b 889 if (dst)
f698d856 890 return mesh_path_del(dst, sdata);
c5dd9c2b 891
f698d856 892 mesh_path_flush(sdata);
c5dd9c2b
LCC		 893 return 0;
894}
895
896static int ieee80211_change_mpath(struct wiphy *wiphy,
897 struct net_device *dev,
898 u8 *dst, u8 *next_hop)
899{
14db74bc
JB		 900 struct ieee80211_local *local = wiphy_priv(wiphy);
901 struct ieee80211_sub_if_data *sdata;
c5dd9c2b
LCC		 902 struct mesh_path *mpath;
903 struct sta_info *sta;
904
14db74bc
JB		 905 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
906
d0709a65
JB		 907 rcu_read_lock();
908
c5dd9c2b 909 sta = sta_info_get(local, next_hop);
d0709a65
JB		 910 if (!sta) {
911 rcu_read_unlock();
c5dd9c2b 912 return -ENOENT;
d0709a65 913 }
c5dd9c2b 914
f698d856 915 mpath = mesh_path_lookup(dst, sdata);
c5dd9c2b
LCC		 916 if (!mpath) {
917 rcu_read_unlock();
c5dd9c2b
LCC		 918 return -ENOENT;
919 }
920
921 mesh_path_fix_nexthop(mpath, sta);
d0709a65 922
c5dd9c2b
LCC		 923 rcu_read_unlock();
924 return 0;
925}
926
927static void mpath_set_pinfo(struct mesh_path *mpath, u8 *next_hop,
928 struct mpath_info *pinfo)
929{
930 if (mpath->next_hop)
17741cdc 931 memcpy(next_hop, mpath->next_hop->sta.addr, ETH_ALEN);
c5dd9c2b
LCC		 932 else
933 memset(next_hop, 0, ETH_ALEN);
934
f5ea9120
JB		 935 pinfo->generation = mesh_paths_generation;
936
c5dd9c2b 937 pinfo->filled = MPATH_INFO_FRAME_QLEN |
d19b3bf6 938 MPATH_INFO_SN |
c5dd9c2b
LCC		 939 MPATH_INFO_METRIC |
940 MPATH_INFO_EXPTIME |
941 MPATH_INFO_DISCOVERY_TIMEOUT |
942 MPATH_INFO_DISCOVERY_RETRIES |
943 MPATH_INFO_FLAGS;
944
945 pinfo->frame_qlen = mpath->frame_queue.qlen;
d19b3bf6 946 pinfo->sn = mpath->sn;
c5dd9c2b
LCC		 947 pinfo->metric = mpath->metric;
948 if (time_before(jiffies, mpath->exp_time))
949 pinfo->exptime = jiffies_to_msecs(mpath->exp_time - jiffies);
950 pinfo->discovery_timeout =
951 jiffies_to_msecs(mpath->discovery_timeout);
952 pinfo->discovery_retries = mpath->discovery_retries;
953 pinfo->flags = 0;
954 if (mpath->flags & MESH_PATH_ACTIVE)
955 pinfo->flags |= NL80211_MPATH_FLAG_ACTIVE;
956 if (mpath->flags & MESH_PATH_RESOLVING)
957 pinfo->flags |= NL80211_MPATH_FLAG_RESOLVING;
d19b3bf6
RP		 958 if (mpath->flags & MESH_PATH_SN_VALID)
959 pinfo->flags |= NL80211_MPATH_FLAG_SN_VALID;
c5dd9c2b
LCC		 960 if (mpath->flags & MESH_PATH_FIXED)
961 pinfo->flags |= NL80211_MPATH_FLAG_FIXED;
962 if (mpath->flags & MESH_PATH_RESOLVING)
963 pinfo->flags |= NL80211_MPATH_FLAG_RESOLVING;
964
965 pinfo->flags = mpath->flags;
966}
967
968static int ieee80211_get_mpath(struct wiphy *wiphy, struct net_device *dev,
969 u8 *dst, u8 *next_hop, struct mpath_info *pinfo)
970
971{
14db74bc 972 struct ieee80211_sub_if_data *sdata;
c5dd9c2b
LCC		 973 struct mesh_path *mpath;
974
14db74bc
JB		 975 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
976
c5dd9c2b 977 rcu_read_lock();
f698d856 978 mpath = mesh_path_lookup(dst, sdata);
c5dd9c2b
LCC		 979 if (!mpath) {
980 rcu_read_unlock();
981 return -ENOENT;
982 }
983 memcpy(dst, mpath->dst, ETH_ALEN);
984 mpath_set_pinfo(mpath, next_hop, pinfo);
985 rcu_read_unlock();
986 return 0;
987}
988
989static int ieee80211_dump_mpath(struct wiphy *wiphy, struct net_device *dev,
990 int idx, u8 *dst, u8 *next_hop,
991 struct mpath_info *pinfo)
992{
14db74bc 993 struct ieee80211_sub_if_data *sdata;
c5dd9c2b
LCC		 994 struct mesh_path *mpath;
995
14db74bc
JB		 996 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
997
c5dd9c2b 998 rcu_read_lock();
f698d856 999 mpath = mesh_path_lookup_by_idx(idx, sdata);
c5dd9c2b
LCC		 1000 if (!mpath) {
1001 rcu_read_unlock();
1002 return -ENOENT;
1003 }
1004 memcpy(dst, mpath->dst, ETH_ALEN);
1005 mpath_set_pinfo(mpath, next_hop, pinfo);
1006 rcu_read_unlock();
1007 return 0;
1008}
93da9cc1 1009
1010static int ieee80211_get_mesh_params(struct wiphy *wiphy,
1011 struct net_device *dev,
1012 struct mesh_config *conf)
1013{
1014 struct ieee80211_sub_if_data *sdata;
1015 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1016
93da9cc1 1017 memcpy(conf, &(sdata->u.mesh.mshcfg), sizeof(struct mesh_config));
1018 return 0;
1019}
1020
1021static inline bool _chg_mesh_attr(enum nl80211_meshconf_params parm, u32 mask)
1022{
1023 return (mask >> (parm-1)) & 0x1;
1024}
1025
1026static int ieee80211_set_mesh_params(struct wiphy *wiphy,
1027 struct net_device *dev,
1028 const struct mesh_config *nconf, u32 mask)
1029{
1030 struct mesh_config *conf;
1031 struct ieee80211_sub_if_data *sdata;
63c5723b
RP		 1032 struct ieee80211_if_mesh *ifmsh;
1033
93da9cc1 1034 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
63c5723b 1035 ifmsh = &sdata->u.mesh;
93da9cc1 1036
93da9cc1 1037 /* Set the config options which we are interested in setting */
1038 conf = &(sdata->u.mesh.mshcfg);
1039 if (_chg_mesh_attr(NL80211_MESHCONF_RETRY_TIMEOUT, mask))
1040 conf->dot11MeshRetryTimeout = nconf->dot11MeshRetryTimeout;
1041 if (_chg_mesh_attr(NL80211_MESHCONF_CONFIRM_TIMEOUT, mask))
1042 conf->dot11MeshConfirmTimeout = nconf->dot11MeshConfirmTimeout;
1043 if (_chg_mesh_attr(NL80211_MESHCONF_HOLDING_TIMEOUT, mask))
1044 conf->dot11MeshHoldingTimeout = nconf->dot11MeshHoldingTimeout;
1045 if (_chg_mesh_attr(NL80211_MESHCONF_MAX_PEER_LINKS, mask))
1046 conf->dot11MeshMaxPeerLinks = nconf->dot11MeshMaxPeerLinks;
1047 if (_chg_mesh_attr(NL80211_MESHCONF_MAX_RETRIES, mask))
1048 conf->dot11MeshMaxRetries = nconf->dot11MeshMaxRetries;
1049 if (_chg_mesh_attr(NL80211_MESHCONF_TTL, mask))
1050 conf->dot11MeshTTL = nconf->dot11MeshTTL;
1051 if (_chg_mesh_attr(NL80211_MESHCONF_AUTO_OPEN_PLINKS, mask))
1052 conf->auto_open_plinks = nconf->auto_open_plinks;
1053 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_MAX_PREQ_RETRIES, mask))
1054 conf->dot11MeshHWMPmaxPREQretries =
1055 nconf->dot11MeshHWMPmaxPREQretries;
1056 if (_chg_mesh_attr(NL80211_MESHCONF_PATH_REFRESH_TIME, mask))
1057 conf->path_refresh_time = nconf->path_refresh_time;
1058 if (_chg_mesh_attr(NL80211_MESHCONF_MIN_DISCOVERY_TIMEOUT, mask))
1059 conf->min_discovery_timeout = nconf->min_discovery_timeout;
1060 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_ACTIVE_PATH_TIMEOUT, mask))
1061 conf->dot11MeshHWMPactivePathTimeout =
1062 nconf->dot11MeshHWMPactivePathTimeout;
1063 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_PREQ_MIN_INTERVAL, mask))
1064 conf->dot11MeshHWMPpreqMinInterval =
1065 nconf->dot11MeshHWMPpreqMinInterval;
1066 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_NET_DIAM_TRVS_TIME,
1067 mask))
1068 conf->dot11MeshHWMPnetDiameterTraversalTime =
1069 nconf->dot11MeshHWMPnetDiameterTraversalTime;
63c5723b
RP		 1070 if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_ROOTMODE, mask)) {
1071 conf->dot11MeshHWMPRootMode = nconf->dot11MeshHWMPRootMode;
1072 ieee80211_mesh_root_setup(ifmsh);
1073 }
93da9cc1 1074 return 0;
1075}
1076
c5dd9c2b
LCC		 1077#endif
1078
9f1ba906
JM		 1079static int ieee80211_change_bss(struct wiphy *wiphy,
1080 struct net_device *dev,
1081 struct bss_parameters *params)
1082{
9f1ba906
JM		 1083 struct ieee80211_sub_if_data *sdata;
1084 u32 changed = 0;
1085
9f1ba906
JM		 1086 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1087
9f1ba906 1088 if (params->use_cts_prot >= 0) {
bda3933a 1089 sdata->vif.bss_conf.use_cts_prot = params->use_cts_prot;
9f1ba906
JM		 1090 changed |= BSS_CHANGED_ERP_CTS_PROT;
1091 }
1092 if (params->use_short_preamble >= 0) {
bda3933a 1093 sdata->vif.bss_conf.use_short_preamble =
9f1ba906
JM		 1094 params->use_short_preamble;
1095 changed |= BSS_CHANGED_ERP_PREAMBLE;
1096 }
1097 if (params->use_short_slot_time >= 0) {
bda3933a 1098 sdata->vif.bss_conf.use_short_slot =
9f1ba906
JM		 1099 params->use_short_slot_time;
1100 changed |= BSS_CHANGED_ERP_SLOT;
1101 }
1102
90c97a04
JM		 1103 if (params->basic_rates) {
1104 int i, j;
1105 u32 rates = 0;
1106 struct ieee80211_local *local = wiphy_priv(wiphy);
1107 struct ieee80211_supported_band *sband =
1108 wiphy->bands[local->oper_channel->band];
1109
1110 for (i = 0; i < params->basic_rates_len; i++) {
1111 int rate = (params->basic_rates[i] & 0x7f) * 5;
1112 for (j = 0; j < sband->n_bitrates; j++) {
1113 if (sband->bitrates[j].bitrate == rate)
1114 rates |= BIT(j);
1115 }
1116 }
1117 sdata->vif.bss_conf.basic_rates = rates;
1118 changed |= BSS_CHANGED_BASIC_RATES;
1119 }
1120
9f1ba906
JM		 1121 ieee80211_bss_info_change_notify(sdata, changed);
1122
1123 return 0;
1124}
1125
31888487
JM		 1126static int ieee80211_set_txq_params(struct wiphy *wiphy,
1127 struct ieee80211_txq_params *params)
1128{
1129 struct ieee80211_local *local = wiphy_priv(wiphy);
1130 struct ieee80211_tx_queue_params p;
1131
1132 if (!local->ops->conf_tx)
1133 return -EOPNOTSUPP;
1134
1135 memset(&p, 0, sizeof(p));
1136 p.aifs = params->aifs;
1137 p.cw_max = params->cwmax;
1138 p.cw_min = params->cwmin;
1139 p.txop = params->txop;
24487981 1140 if (drv_conf_tx(local, params->queue, &p)) {
31888487 1141 printk(KERN_DEBUG "%s: failed to set TX queue "
0bffe40f
JB		 1142 "parameters for queue %d\n",
1143 wiphy_name(local->hw.wiphy), params->queue);
31888487
JM		 1144 return -EINVAL;
1145 }
1146
1147 return 0;
1148}
1149
72bdcf34
JM		 1150static int ieee80211_set_channel(struct wiphy *wiphy,
1151 struct ieee80211_channel *chan,
094d05dc 1152 enum nl80211_channel_type channel_type)
72bdcf34
JM		 1153{
1154 struct ieee80211_local *local = wiphy_priv(wiphy);
1155
1156 local->oper_channel = chan;
094d05dc 1157 local->oper_channel_type = channel_type;
72bdcf34
JM		 1158
1159 return ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_CHANNEL);
1160}
1161
665af4fc
BC		 1162#ifdef CONFIG_PM
1163static int ieee80211_suspend(struct wiphy *wiphy)
1164{
1165 return __ieee80211_suspend(wiphy_priv(wiphy));
1166}
1167
1168static int ieee80211_resume(struct wiphy *wiphy)
1169{
1170 return __ieee80211_resume(wiphy_priv(wiphy));
1171}
1172#else
1173#define ieee80211_suspend NULL
1174#define ieee80211_resume NULL
1175#endif
1176
2a519311
JB		 1177static int ieee80211_scan(struct wiphy *wiphy,
1178 struct net_device *dev,
1179 struct cfg80211_scan_request *req)
1180{
1181 struct ieee80211_sub_if_data *sdata;
1182
2a519311
JB		 1183 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1184
1185 if (sdata->vif.type != NL80211_IFTYPE_STATION &&
1186 sdata->vif.type != NL80211_IFTYPE_ADHOC &&
357303e2
JM		 1187 sdata->vif.type != NL80211_IFTYPE_MESH_POINT &&
1188 (sdata->vif.type != NL80211_IFTYPE_AP || sdata->u.ap.beacon))
2a519311
JB		 1189 return -EOPNOTSUPP;
1190
1191 return ieee80211_request_scan(sdata, req);
1192}
1193
636a5d36
JM		 1194static int ieee80211_auth(struct wiphy *wiphy, struct net_device *dev,
1195 struct cfg80211_auth_request *req)
1196{
77fdaa12 1197 return ieee80211_mgd_auth(IEEE80211_DEV_TO_SUB_IF(dev), req);
636a5d36
JM		 1198}
1199
1200static int ieee80211_assoc(struct wiphy *wiphy, struct net_device *dev,
1201 struct cfg80211_assoc_request *req)
1202{
77fdaa12 1203 return ieee80211_mgd_assoc(IEEE80211_DEV_TO_SUB_IF(dev), req);
636a5d36
JM		 1204}
1205
1206static int ieee80211_deauth(struct wiphy *wiphy, struct net_device *dev,
667503dd
JB		 1207 struct cfg80211_deauth_request *req,
1208 void *cookie)
636a5d36 1209{
667503dd
JB		 1210 return ieee80211_mgd_deauth(IEEE80211_DEV_TO_SUB_IF(dev),
1211 req, cookie);
636a5d36
JM		 1212}
1213
1214static int ieee80211_disassoc(struct wiphy *wiphy, struct net_device *dev,
667503dd
JB		 1215 struct cfg80211_disassoc_request *req,
1216 void *cookie)
636a5d36 1217{
667503dd
JB		 1218 return ieee80211_mgd_disassoc(IEEE80211_DEV_TO_SUB_IF(dev),
1219 req, cookie);
636a5d36
JM		 1220}
1221
af8cdcd8
JB		 1222static int ieee80211_join_ibss(struct wiphy *wiphy, struct net_device *dev,
1223 struct cfg80211_ibss_params *params)
1224{
1225 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1226
1227 return ieee80211_ibss_join(sdata, params);
1228}
1229
1230static int ieee80211_leave_ibss(struct wiphy *wiphy, struct net_device *dev)
1231{
1232 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1233
1234 return ieee80211_ibss_leave(sdata);
1235}
1236
b9a5f8ca
JM		 1237static int ieee80211_set_wiphy_params(struct wiphy *wiphy, u32 changed)
1238{
1239 struct ieee80211_local *local = wiphy_priv(wiphy);
24487981 1240 int err;
b9a5f8ca
JM		 1241
1242 if (changed & WIPHY_PARAM_RTS_THRESHOLD) {
24487981 1243 err = drv_set_rts_threshold(local, wiphy->rts_threshold);
b9a5f8ca 1244
24487981
JB		 1245 if (err)
1246 return err;
b9a5f8ca
JM		 1247 }
1248
1249 if (changed & WIPHY_PARAM_RETRY_SHORT)
1250 local->hw.conf.short_frame_max_tx_count = wiphy->retry_short;
1251 if (changed & WIPHY_PARAM_RETRY_LONG)
1252 local->hw.conf.long_frame_max_tx_count = wiphy->retry_long;
1253 if (changed &
1254 (WIPHY_PARAM_RETRY_SHORT | WIPHY_PARAM_RETRY_LONG))
1255 ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_RETRY_LIMITS);
1256
1257 return 0;
1258}
1259
7643a2c3
JB		 1260static int ieee80211_set_tx_power(struct wiphy *wiphy,
1261 enum tx_power_setting type, int dbm)
1262{
1263 struct ieee80211_local *local = wiphy_priv(wiphy);
1264 struct ieee80211_channel *chan = local->hw.conf.channel;
1265 u32 changes = 0;
7643a2c3
JB		 1266
1267 switch (type) {
1268 case TX_POWER_AUTOMATIC:
1269 local->user_power_level = -1;
1270 break;
1271 case TX_POWER_LIMITED:
1272 if (dbm < 0)
1273 return -EINVAL;
1274 local->user_power_level = dbm;
1275 break;
1276 case TX_POWER_FIXED:
1277 if (dbm < 0)
1278 return -EINVAL;
1279 /* TODO: move to cfg80211 when it knows the channel */
1280 if (dbm > chan->max_power)
1281 return -EINVAL;
1282 local->user_power_level = dbm;
1283 break;
7643a2c3
JB		 1284 }
1285
1286 ieee80211_hw_config(local, changes);
1287
1288 return 0;
1289}
1290
1291static int ieee80211_get_tx_power(struct wiphy *wiphy, int *dbm)
1292{
1293 struct ieee80211_local *local = wiphy_priv(wiphy);
1294
1295 *dbm = local->hw.conf.power_level;
1296
7643a2c3
JB		 1297 return 0;
1298}
1299
ab737a4f
JB		 1300static int ieee80211_set_wds_peer(struct wiphy *wiphy, struct net_device *dev,
1301 u8 *addr)
1302{
1303 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1304
1305 memcpy(&sdata->u.wds.remote_addr, addr, ETH_ALEN);
1306
1307 return 0;
1308}
1309
1f87f7d3
JB		 1310static void ieee80211_rfkill_poll(struct wiphy *wiphy)
1311{
1312 struct ieee80211_local *local = wiphy_priv(wiphy);
1313
1314 drv_rfkill_poll(local);
1315}
1316
aff89a9b 1317#ifdef CONFIG_NL80211_TESTMODE
99783e2c 1318static int ieee80211_testmode_cmd(struct wiphy *wiphy, void *data, int len)
aff89a9b
JB		 1319{
1320 struct ieee80211_local *local = wiphy_priv(wiphy);
1321
1322 if (!local->ops->testmode_cmd)
1323 return -EOPNOTSUPP;
1324
1325 return local->ops->testmode_cmd(&local->hw, data, len);
1326}
1327#endif
1328
bc92afd9
JB		 1329static int ieee80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *dev,
1330 bool enabled, int timeout)
1331{
1332 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1333 struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
1334 struct ieee80211_conf *conf = &local->hw.conf;
1335
1336 if (!(local->hw.flags & IEEE80211_HW_SUPPORTS_PS))
1337 return -EOPNOTSUPP;
1338
1339 if (enabled == sdata->u.mgd.powersave &&
1340 timeout == conf->dynamic_ps_timeout)
1341 return 0;
1342
1343 sdata->u.mgd.powersave = enabled;
1344 conf->dynamic_ps_timeout = timeout;
1345
1346 if (local->hw.flags & IEEE80211_HW_SUPPORTS_DYNAMIC_PS)
1347 ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_PS);
1348
1349 ieee80211_recalc_ps(local, -1);
1350
1351 return 0;
1352}
1353
9930380f
JB		 1354static int ieee80211_set_bitrate_mask(struct wiphy *wiphy,
1355 struct net_device *dev,
1356 const u8 *addr,
1357 const struct cfg80211_bitrate_mask *mask)
1358{
1359 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1360 struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
1361 int i, err = -EINVAL;
1362 u32 target_rate;
1363 struct ieee80211_supported_band *sband;
1364
1365 sband = local->hw.wiphy->bands[local->hw.conf.channel->band];
1366
1367 /* target_rate = -1, rate->fixed = 0 means auto only, so use all rates
1368 * target_rate = X, rate->fixed = 1 means only rate X
1369 * target_rate = X, rate->fixed = 0 means all rates <= X */
1370 sdata->max_ratectrl_rateidx = -1;
1371 sdata->force_unicast_rateidx = -1;
1372
1373 if (mask->fixed)
1374 target_rate = mask->fixed / 100;
1375 else if (mask->maxrate)
1376 target_rate = mask->maxrate / 100;
1377 else
1378 return 0;
1379
1380 for (i=0; i< sband->n_bitrates; i++) {
1381 struct ieee80211_rate *brate = &sband->bitrates[i];
1382 int this_rate = brate->bitrate;
1383
1384 if (target_rate == this_rate) {
1385 sdata->max_ratectrl_rateidx = i;
1386 if (mask->fixed)
1387 sdata->force_unicast_rateidx = i;
1388 err = 0;
1389 break;
1390 }
1391 }
1392
1393 return err;
1394}
1395
f0706e82
JB		 1396struct cfg80211_ops mac80211_config_ops = {
1397 .add_virtual_intf = ieee80211_add_iface,
1398 .del_virtual_intf = ieee80211_del_iface,
42613db7 1399 .change_virtual_intf = ieee80211_change_iface,
e8cbb4cb
JB		 1400 .add_key = ieee80211_add_key,
1401 .del_key = ieee80211_del_key,
62da92fb 1402 .get_key = ieee80211_get_key,
e8cbb4cb 1403 .set_default_key = ieee80211_config_default_key,
3cfcf6ac 1404 .set_default_mgmt_key = ieee80211_config_default_mgmt_key,
5dfdaf58
JB		 1405 .add_beacon = ieee80211_add_beacon,
1406 .set_beacon = ieee80211_set_beacon,
1407 .del_beacon = ieee80211_del_beacon,
4fd6931e
JB		 1408 .add_station = ieee80211_add_station,
1409 .del_station = ieee80211_del_station,
1410 .change_station = ieee80211_change_station,
7bbdd2d9 1411 .get_station = ieee80211_get_station,
c5dd9c2b
LCC		 1412 .dump_station = ieee80211_dump_station,
1413#ifdef CONFIG_MAC80211_MESH
1414 .add_mpath = ieee80211_add_mpath,
1415 .del_mpath = ieee80211_del_mpath,
1416 .change_mpath = ieee80211_change_mpath,
1417 .get_mpath = ieee80211_get_mpath,
1418 .dump_mpath = ieee80211_dump_mpath,
93da9cc1 1419 .set_mesh_params = ieee80211_set_mesh_params,
1420 .get_mesh_params = ieee80211_get_mesh_params,
c5dd9c2b 1421#endif
9f1ba906 1422 .change_bss = ieee80211_change_bss,
31888487 1423 .set_txq_params = ieee80211_set_txq_params,
72bdcf34 1424 .set_channel = ieee80211_set_channel,
665af4fc
BC		 1425 .suspend = ieee80211_suspend,
1426 .resume = ieee80211_resume,
2a519311 1427 .scan = ieee80211_scan,
636a5d36
JM		 1428 .auth = ieee80211_auth,
1429 .assoc = ieee80211_assoc,
1430 .deauth = ieee80211_deauth,
1431 .disassoc = ieee80211_disassoc,
af8cdcd8
JB		 1432 .join_ibss = ieee80211_join_ibss,
1433 .leave_ibss = ieee80211_leave_ibss,
b9a5f8ca 1434 .set_wiphy_params = ieee80211_set_wiphy_params,
7643a2c3
JB		 1435 .set_tx_power = ieee80211_set_tx_power,
1436 .get_tx_power = ieee80211_get_tx_power,
ab737a4f 1437 .set_wds_peer = ieee80211_set_wds_peer,
1f87f7d3 1438 .rfkill_poll = ieee80211_rfkill_poll,
aff89a9b 1439 CFG80211_TESTMODE_CMD(ieee80211_testmode_cmd)
bc92afd9 1440 .set_power_mgmt = ieee80211_set_power_mgmt,
9930380f 1441 .set_bitrate_mask = ieee80211_set_bitrate_mask,
f0706e82 1442};
kernel source for telekom puls (alcatel/mediatek)