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> |
dfe018bf | 15 | #include <linux/if_ether.h> |
f0706e82 JB |
16 | #include <net/cfg80211.h> |
17 | #include "ieee80211_i.h" | |
24487981 | 18 | #include "driver-ops.h" |
e0eb6859 | 19 | #include "cfg.h" |
2c8dccc7 | 20 | #include "rate.h" |
c5dd9c2b | 21 | #include "mesh.h" |
c5dd9c2b | 22 | |
552bff0c JB |
23 | static struct wireless_dev *ieee80211_add_iface(struct wiphy *wiphy, |
24 | const char *name, | |
84efbb84 JB |
25 | enum nl80211_iftype type, |
26 | u32 *flags, | |
27 | struct vif_params *params) | |
f0706e82 JB |
28 | { |
29 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
84efbb84 | 30 | struct wireless_dev *wdev; |
8cc9a739 MW |
31 | struct ieee80211_sub_if_data *sdata; |
32 | int err; | |
f0706e82 | 33 | |
84efbb84 | 34 | err = ieee80211_if_add(local, name, &wdev, type, params); |
f9e10ce4 JB |
35 | if (err) |
36 | return ERR_PTR(err); | |
8cc9a739 | 37 | |
f9e10ce4 | 38 | if (type == NL80211_IFTYPE_MONITOR && flags) { |
84efbb84 | 39 | sdata = IEEE80211_WDEV_TO_SUB_IF(wdev); |
f9e10ce4 JB |
40 | sdata->u.mntr_flags = *flags; |
41 | } | |
42 | ||
84efbb84 | 43 | return wdev; |
f0706e82 JB |
44 | } |
45 | ||
84efbb84 | 46 | static int ieee80211_del_iface(struct wiphy *wiphy, struct wireless_dev *wdev) |
f0706e82 | 47 | { |
84efbb84 | 48 | ieee80211_if_remove(IEEE80211_WDEV_TO_SUB_IF(wdev)); |
f0706e82 | 49 | |
75636525 | 50 | return 0; |
f0706e82 JB |
51 | } |
52 | ||
e36d56b6 JB |
53 | static int ieee80211_change_iface(struct wiphy *wiphy, |
54 | struct net_device *dev, | |
2ec600d6 LCC |
55 | enum nl80211_iftype type, u32 *flags, |
56 | struct vif_params *params) | |
42613db7 | 57 | { |
9607e6b6 | 58 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
f3947e2d | 59 | int ret; |
42613db7 | 60 | |
05c914fe | 61 | ret = ieee80211_if_change_type(sdata, type); |
f3947e2d JB |
62 | if (ret) |
63 | return ret; | |
42613db7 | 64 | |
9bc383de JB |
65 | if (type == NL80211_IFTYPE_AP_VLAN && |
66 | params && params->use_4addr == 0) | |
a9b3cd7f | 67 | RCU_INIT_POINTER(sdata->u.vlan.sta, NULL); |
9bc383de JB |
68 | else if (type == NL80211_IFTYPE_STATION && |
69 | params && params->use_4addr >= 0) | |
70 | sdata->u.mgd.use_4addr = params->use_4addr; | |
71 | ||
85416a4f CL |
72 | if (sdata->vif.type == NL80211_IFTYPE_MONITOR && flags) { |
73 | struct ieee80211_local *local = sdata->local; | |
74 | ||
75 | if (ieee80211_sdata_running(sdata)) { | |
31eba5bc FF |
76 | u32 mask = MONITOR_FLAG_COOK_FRAMES | |
77 | MONITOR_FLAG_ACTIVE; | |
78 | ||
85416a4f | 79 | /* |
31eba5bc FF |
80 | * Prohibit MONITOR_FLAG_COOK_FRAMES and |
81 | * MONITOR_FLAG_ACTIVE to be changed while the | |
82 | * interface is up. | |
85416a4f CL |
83 | * Else we would need to add a lot of cruft |
84 | * to update everything: | |
85 | * cooked_mntrs, monitor and all fif_* counters | |
86 | * reconfigure hardware | |
87 | */ | |
31eba5bc | 88 | if ((*flags & mask) != (sdata->u.mntr_flags & mask)) |
85416a4f CL |
89 | return -EBUSY; |
90 | ||
91 | ieee80211_adjust_monitor_flags(sdata, -1); | |
92 | sdata->u.mntr_flags = *flags; | |
93 | ieee80211_adjust_monitor_flags(sdata, 1); | |
94 | ||
95 | ieee80211_configure_filter(local); | |
96 | } else { | |
97 | /* | |
98 | * Because the interface is down, ieee80211_do_stop | |
99 | * and ieee80211_do_open take care of "everything" | |
100 | * mentioned in the comment above. | |
101 | */ | |
102 | sdata->u.mntr_flags = *flags; | |
103 | } | |
104 | } | |
f7917af9 | 105 | |
42613db7 JB |
106 | return 0; |
107 | } | |
108 | ||
f142c6b9 JB |
109 | static int ieee80211_start_p2p_device(struct wiphy *wiphy, |
110 | struct wireless_dev *wdev) | |
111 | { | |
112 | return ieee80211_do_open(wdev, true); | |
113 | } | |
114 | ||
115 | static void ieee80211_stop_p2p_device(struct wiphy *wiphy, | |
116 | struct wireless_dev *wdev) | |
117 | { | |
118 | ieee80211_sdata_stop(IEEE80211_WDEV_TO_SUB_IF(wdev)); | |
119 | } | |
120 | ||
b53be792 SW |
121 | static int ieee80211_set_noack_map(struct wiphy *wiphy, |
122 | struct net_device *dev, | |
123 | u16 noack_map) | |
124 | { | |
125 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
126 | ||
127 | sdata->noack_map = noack_map; | |
128 | return 0; | |
129 | } | |
130 | ||
e8cbb4cb | 131 | static int ieee80211_add_key(struct wiphy *wiphy, struct net_device *dev, |
e31b8213 | 132 | u8 key_idx, bool pairwise, const u8 *mac_addr, |
e8cbb4cb JB |
133 | struct key_params *params) |
134 | { | |
26a58456 | 135 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
2475b1cc | 136 | struct ieee80211_local *local = sdata->local; |
e8cbb4cb | 137 | struct sta_info *sta = NULL; |
2475b1cc | 138 | const struct ieee80211_cipher_scheme *cs = NULL; |
db4d1169 | 139 | struct ieee80211_key *key; |
3b96766f | 140 | int err; |
e8cbb4cb | 141 | |
26a58456 | 142 | if (!ieee80211_sdata_running(sdata)) |
ad0e2b5a JB |
143 | return -ENETDOWN; |
144 | ||
97359d12 | 145 | /* reject WEP and TKIP keys if WEP failed to initialize */ |
e8cbb4cb JB |
146 | switch (params->cipher) { |
147 | case WLAN_CIPHER_SUITE_WEP40: | |
e8cbb4cb | 148 | case WLAN_CIPHER_SUITE_TKIP: |
97359d12 | 149 | case WLAN_CIPHER_SUITE_WEP104: |
2475b1cc | 150 | if (IS_ERR(local->wep_tx_tfm)) |
97359d12 | 151 | return -EINVAL; |
3cfcf6ac | 152 | break; |
2475b1cc MS |
153 | case WLAN_CIPHER_SUITE_CCMP: |
154 | case WLAN_CIPHER_SUITE_AES_CMAC: | |
155 | case WLAN_CIPHER_SUITE_GCMP: | |
156 | break; | |
e8cbb4cb | 157 | default: |
2475b1cc | 158 | cs = ieee80211_cs_get(local, params->cipher, sdata->vif.type); |
97359d12 | 159 | break; |
e8cbb4cb JB |
160 | } |
161 | ||
97359d12 | 162 | key = ieee80211_key_alloc(params->cipher, key_idx, params->key_len, |
2475b1cc MS |
163 | params->key, params->seq_len, params->seq, |
164 | cs); | |
1ac62ba7 BH |
165 | if (IS_ERR(key)) |
166 | return PTR_ERR(key); | |
db4d1169 | 167 | |
e31b8213 JB |
168 | if (pairwise) |
169 | key->conf.flags |= IEEE80211_KEY_FLAG_PAIRWISE; | |
170 | ||
2475b1cc | 171 | mutex_lock(&local->sta_mtx); |
3b96766f | 172 | |
e8cbb4cb | 173 | if (mac_addr) { |
ff973af7 TP |
174 | if (ieee80211_vif_is_mesh(&sdata->vif)) |
175 | sta = sta_info_get(sdata, mac_addr); | |
176 | else | |
177 | sta = sta_info_get_bss(sdata, mac_addr); | |
1626e0fa JB |
178 | /* |
179 | * The ASSOC test makes sure the driver is ready to | |
180 | * receive the key. When wpa_supplicant has roamed | |
181 | * using FT, it attempts to set the key before | |
182 | * association has completed, this rejects that attempt | |
183 | * so it will set the key again after assocation. | |
184 | * | |
185 | * TODO: accept the key if we have a station entry and | |
186 | * add it to the device after the station. | |
187 | */ | |
188 | if (!sta || !test_sta_flag(sta, WLAN_STA_ASSOC)) { | |
79cf2dfa | 189 | ieee80211_key_free_unused(key); |
3b96766f JB |
190 | err = -ENOENT; |
191 | goto out_unlock; | |
db4d1169 | 192 | } |
e8cbb4cb JB |
193 | } |
194 | ||
e548c49e JB |
195 | switch (sdata->vif.type) { |
196 | case NL80211_IFTYPE_STATION: | |
197 | if (sdata->u.mgd.mfp != IEEE80211_MFP_DISABLED) | |
198 | key->conf.flags |= IEEE80211_KEY_FLAG_RX_MGMT; | |
199 | break; | |
200 | case NL80211_IFTYPE_AP: | |
201 | case NL80211_IFTYPE_AP_VLAN: | |
202 | /* Keys without a station are used for TX only */ | |
203 | if (key->sta && test_sta_flag(key->sta, WLAN_STA_MFP)) | |
204 | key->conf.flags |= IEEE80211_KEY_FLAG_RX_MGMT; | |
205 | break; | |
206 | case NL80211_IFTYPE_ADHOC: | |
207 | /* no MFP (yet) */ | |
208 | break; | |
209 | case NL80211_IFTYPE_MESH_POINT: | |
210 | #ifdef CONFIG_MAC80211_MESH | |
211 | if (sdata->u.mesh.security != IEEE80211_MESH_SEC_NONE) | |
212 | key->conf.flags |= IEEE80211_KEY_FLAG_RX_MGMT; | |
213 | break; | |
214 | #endif | |
215 | case NL80211_IFTYPE_WDS: | |
216 | case NL80211_IFTYPE_MONITOR: | |
217 | case NL80211_IFTYPE_P2P_DEVICE: | |
218 | case NL80211_IFTYPE_UNSPECIFIED: | |
219 | case NUM_NL80211_IFTYPES: | |
220 | case NL80211_IFTYPE_P2P_CLIENT: | |
221 | case NL80211_IFTYPE_P2P_GO: | |
222 | /* shouldn't happen */ | |
223 | WARN_ON_ONCE(1); | |
224 | break; | |
225 | } | |
226 | ||
2475b1cc MS |
227 | if (sta) |
228 | sta->cipher_scheme = cs; | |
229 | ||
3ffc2a90 | 230 | err = ieee80211_key_link(key, sdata, sta); |
db4d1169 | 231 | |
3b96766f | 232 | out_unlock: |
2475b1cc | 233 | mutex_unlock(&local->sta_mtx); |
3b96766f JB |
234 | |
235 | return err; | |
e8cbb4cb JB |
236 | } |
237 | ||
238 | static int ieee80211_del_key(struct wiphy *wiphy, struct net_device *dev, | |
e31b8213 | 239 | u8 key_idx, bool pairwise, const u8 *mac_addr) |
e8cbb4cb | 240 | { |
5c0c3641 JB |
241 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
242 | struct ieee80211_local *local = sdata->local; | |
e8cbb4cb | 243 | struct sta_info *sta; |
5c0c3641 | 244 | struct ieee80211_key *key = NULL; |
e8cbb4cb JB |
245 | int ret; |
246 | ||
5c0c3641 JB |
247 | mutex_lock(&local->sta_mtx); |
248 | mutex_lock(&local->key_mtx); | |
3b96766f | 249 | |
e8cbb4cb | 250 | if (mac_addr) { |
3b96766f JB |
251 | ret = -ENOENT; |
252 | ||
0e5ded5a | 253 | sta = sta_info_get_bss(sdata, mac_addr); |
e8cbb4cb | 254 | if (!sta) |
3b96766f | 255 | goto out_unlock; |
e8cbb4cb | 256 | |
5c0c3641 | 257 | if (pairwise) |
2475b1cc | 258 | key = key_mtx_dereference(local, sta->ptk[key_idx]); |
5c0c3641 | 259 | else |
40b275b6 | 260 | key = key_mtx_dereference(local, sta->gtk[key_idx]); |
5c0c3641 | 261 | } else |
40b275b6 | 262 | key = key_mtx_dereference(local, sdata->keys[key_idx]); |
e8cbb4cb | 263 | |
5c0c3641 | 264 | if (!key) { |
3b96766f JB |
265 | ret = -ENOENT; |
266 | goto out_unlock; | |
267 | } | |
e8cbb4cb | 268 | |
3b8d9c29 | 269 | ieee80211_key_free(key, true); |
e8cbb4cb | 270 | |
3b96766f JB |
271 | ret = 0; |
272 | out_unlock: | |
5c0c3641 JB |
273 | mutex_unlock(&local->key_mtx); |
274 | mutex_unlock(&local->sta_mtx); | |
3b96766f JB |
275 | |
276 | return ret; | |
e8cbb4cb JB |
277 | } |
278 | ||
62da92fb | 279 | static int ieee80211_get_key(struct wiphy *wiphy, struct net_device *dev, |
e31b8213 JB |
280 | u8 key_idx, bool pairwise, const u8 *mac_addr, |
281 | void *cookie, | |
62da92fb JB |
282 | void (*callback)(void *cookie, |
283 | struct key_params *params)) | |
284 | { | |
14db74bc | 285 | struct ieee80211_sub_if_data *sdata; |
62da92fb JB |
286 | struct sta_info *sta = NULL; |
287 | u8 seq[6] = {0}; | |
288 | struct key_params params; | |
e31b8213 | 289 | struct ieee80211_key *key = NULL; |
aba83a0b | 290 | u64 pn64; |
62da92fb JB |
291 | u32 iv32; |
292 | u16 iv16; | |
293 | int err = -ENOENT; | |
294 | ||
14db74bc JB |
295 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
296 | ||
3b96766f JB |
297 | rcu_read_lock(); |
298 | ||
62da92fb | 299 | if (mac_addr) { |
0e5ded5a | 300 | sta = sta_info_get_bss(sdata, mac_addr); |
62da92fb JB |
301 | if (!sta) |
302 | goto out; | |
303 | ||
354e159d | 304 | if (pairwise && key_idx < NUM_DEFAULT_KEYS) |
2475b1cc | 305 | key = rcu_dereference(sta->ptk[key_idx]); |
31f1f4ec MS |
306 | else if (!pairwise && |
307 | key_idx < NUM_DEFAULT_KEYS + NUM_DEFAULT_MGMT_KEYS) | |
a3836e02 | 308 | key = rcu_dereference(sta->gtk[key_idx]); |
62da92fb | 309 | } else |
a3836e02 | 310 | key = rcu_dereference(sdata->keys[key_idx]); |
62da92fb JB |
311 | |
312 | if (!key) | |
313 | goto out; | |
314 | ||
315 | memset(¶ms, 0, sizeof(params)); | |
316 | ||
97359d12 | 317 | params.cipher = key->conf.cipher; |
62da92fb | 318 | |
97359d12 JB |
319 | switch (key->conf.cipher) { |
320 | case WLAN_CIPHER_SUITE_TKIP: | |
b0f76b33 HH |
321 | iv32 = key->u.tkip.tx.iv32; |
322 | iv16 = key->u.tkip.tx.iv16; | |
62da92fb | 323 | |
24487981 JB |
324 | if (key->flags & KEY_FLAG_UPLOADED_TO_HARDWARE) |
325 | drv_get_tkip_seq(sdata->local, | |
326 | key->conf.hw_key_idx, | |
327 | &iv32, &iv16); | |
62da92fb JB |
328 | |
329 | seq[0] = iv16 & 0xff; | |
330 | seq[1] = (iv16 >> 8) & 0xff; | |
331 | seq[2] = iv32 & 0xff; | |
332 | seq[3] = (iv32 >> 8) & 0xff; | |
333 | seq[4] = (iv32 >> 16) & 0xff; | |
334 | seq[5] = (iv32 >> 24) & 0xff; | |
335 | params.seq = seq; | |
336 | params.seq_len = 6; | |
337 | break; | |
97359d12 | 338 | case WLAN_CIPHER_SUITE_CCMP: |
aba83a0b JB |
339 | pn64 = atomic64_read(&key->u.ccmp.tx_pn); |
340 | seq[0] = pn64; | |
341 | seq[1] = pn64 >> 8; | |
342 | seq[2] = pn64 >> 16; | |
343 | seq[3] = pn64 >> 24; | |
344 | seq[4] = pn64 >> 32; | |
345 | seq[5] = pn64 >> 40; | |
62da92fb JB |
346 | params.seq = seq; |
347 | params.seq_len = 6; | |
348 | break; | |
97359d12 | 349 | case WLAN_CIPHER_SUITE_AES_CMAC: |
75396ae6 JB |
350 | pn64 = atomic64_read(&key->u.aes_cmac.tx_pn); |
351 | seq[0] = pn64; | |
352 | seq[1] = pn64 >> 8; | |
353 | seq[2] = pn64 >> 16; | |
354 | seq[3] = pn64 >> 24; | |
355 | seq[4] = pn64 >> 32; | |
356 | seq[5] = pn64 >> 40; | |
3cfcf6ac JM |
357 | params.seq = seq; |
358 | params.seq_len = 6; | |
359 | break; | |
62da92fb JB |
360 | } |
361 | ||
362 | params.key = key->conf.key; | |
363 | params.key_len = key->conf.keylen; | |
364 | ||
365 | callback(cookie, ¶ms); | |
366 | err = 0; | |
367 | ||
368 | out: | |
3b96766f | 369 | rcu_read_unlock(); |
62da92fb JB |
370 | return err; |
371 | } | |
372 | ||
e8cbb4cb JB |
373 | static int ieee80211_config_default_key(struct wiphy *wiphy, |
374 | struct net_device *dev, | |
dbd2fd65 JB |
375 | u8 key_idx, bool uni, |
376 | bool multi) | |
e8cbb4cb | 377 | { |
ad0e2b5a | 378 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
3b96766f | 379 | |
f7e0104c | 380 | ieee80211_set_default_key(sdata, key_idx, uni, multi); |
e8cbb4cb JB |
381 | |
382 | return 0; | |
383 | } | |
384 | ||
3cfcf6ac JM |
385 | static int ieee80211_config_default_mgmt_key(struct wiphy *wiphy, |
386 | struct net_device *dev, | |
387 | u8 key_idx) | |
388 | { | |
66c52421 | 389 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
3cfcf6ac | 390 | |
3cfcf6ac JM |
391 | ieee80211_set_default_mgmt_key(sdata, key_idx); |
392 | ||
3cfcf6ac JM |
393 | return 0; |
394 | } | |
395 | ||
6b62bf32 TP |
396 | void sta_set_rate_info_tx(struct sta_info *sta, |
397 | const struct ieee80211_tx_rate *rate, | |
398 | struct rate_info *rinfo) | |
399 | { | |
400 | rinfo->flags = 0; | |
8bc83c24 | 401 | if (rate->flags & IEEE80211_TX_RC_MCS) { |
6b62bf32 | 402 | rinfo->flags |= RATE_INFO_FLAGS_MCS; |
8bc83c24 JB |
403 | rinfo->mcs = rate->idx; |
404 | } else if (rate->flags & IEEE80211_TX_RC_VHT_MCS) { | |
405 | rinfo->flags |= RATE_INFO_FLAGS_VHT_MCS; | |
406 | rinfo->mcs = ieee80211_rate_get_vht_mcs(rate); | |
407 | rinfo->nss = ieee80211_rate_get_vht_nss(rate); | |
408 | } else { | |
409 | struct ieee80211_supported_band *sband; | |
2103dec1 SW |
410 | int shift = ieee80211_vif_get_shift(&sta->sdata->vif); |
411 | u16 brate; | |
412 | ||
8bc83c24 JB |
413 | sband = sta->local->hw.wiphy->bands[ |
414 | ieee80211_get_sdata_band(sta->sdata)]; | |
2103dec1 SW |
415 | brate = sband->bitrates[rate->idx].bitrate; |
416 | rinfo->legacy = DIV_ROUND_UP(brate, 1 << shift); | |
8bc83c24 | 417 | } |
6b62bf32 TP |
418 | if (rate->flags & IEEE80211_TX_RC_40_MHZ_WIDTH) |
419 | rinfo->flags |= RATE_INFO_FLAGS_40_MHZ_WIDTH; | |
8bc83c24 JB |
420 | if (rate->flags & IEEE80211_TX_RC_80_MHZ_WIDTH) |
421 | rinfo->flags |= RATE_INFO_FLAGS_80_MHZ_WIDTH; | |
422 | if (rate->flags & IEEE80211_TX_RC_160_MHZ_WIDTH) | |
423 | rinfo->flags |= RATE_INFO_FLAGS_160_MHZ_WIDTH; | |
6b62bf32 TP |
424 | if (rate->flags & IEEE80211_TX_RC_SHORT_GI) |
425 | rinfo->flags |= RATE_INFO_FLAGS_SHORT_GI; | |
6b62bf32 TP |
426 | } |
427 | ||
003e676a S |
428 | void sta_set_rate_info_rx(struct sta_info *sta, struct rate_info *rinfo) |
429 | { | |
430 | rinfo->flags = 0; | |
431 | ||
432 | if (sta->last_rx_rate_flag & RX_FLAG_HT) { | |
433 | rinfo->flags |= RATE_INFO_FLAGS_MCS; | |
434 | rinfo->mcs = sta->last_rx_rate_idx; | |
435 | } else if (sta->last_rx_rate_flag & RX_FLAG_VHT) { | |
436 | rinfo->flags |= RATE_INFO_FLAGS_VHT_MCS; | |
437 | rinfo->nss = sta->last_rx_rate_vht_nss; | |
438 | rinfo->mcs = sta->last_rx_rate_idx; | |
439 | } else { | |
440 | struct ieee80211_supported_band *sband; | |
2103dec1 SW |
441 | int shift = ieee80211_vif_get_shift(&sta->sdata->vif); |
442 | u16 brate; | |
003e676a S |
443 | |
444 | sband = sta->local->hw.wiphy->bands[ | |
445 | ieee80211_get_sdata_band(sta->sdata)]; | |
2103dec1 SW |
446 | brate = sband->bitrates[sta->last_rx_rate_idx].bitrate; |
447 | rinfo->legacy = DIV_ROUND_UP(brate, 1 << shift); | |
003e676a S |
448 | } |
449 | ||
450 | if (sta->last_rx_rate_flag & RX_FLAG_40MHZ) | |
451 | rinfo->flags |= RATE_INFO_FLAGS_40_MHZ_WIDTH; | |
452 | if (sta->last_rx_rate_flag & RX_FLAG_SHORT_GI) | |
453 | rinfo->flags |= RATE_INFO_FLAGS_SHORT_GI; | |
1b8d242a | 454 | if (sta->last_rx_rate_vht_flag & RX_VHT_FLAG_80MHZ) |
003e676a | 455 | rinfo->flags |= RATE_INFO_FLAGS_80_MHZ_WIDTH; |
1b8d242a | 456 | if (sta->last_rx_rate_vht_flag & RX_VHT_FLAG_80P80MHZ) |
003e676a | 457 | rinfo->flags |= RATE_INFO_FLAGS_80P80_MHZ_WIDTH; |
1b8d242a | 458 | if (sta->last_rx_rate_vht_flag & RX_VHT_FLAG_160MHZ) |
003e676a S |
459 | rinfo->flags |= RATE_INFO_FLAGS_160_MHZ_WIDTH; |
460 | } | |
461 | ||
c5dd9c2b LCC |
462 | static void sta_set_sinfo(struct sta_info *sta, struct station_info *sinfo) |
463 | { | |
d0709a65 | 464 | struct ieee80211_sub_if_data *sdata = sta->sdata; |
66572cfc | 465 | struct ieee80211_local *local = sdata->local; |
ebe27c91 | 466 | struct timespec uptime; |
560d2682 | 467 | u64 packets = 0; |
ef0621e8 | 468 | int i, ac; |
c5dd9c2b | 469 | |
f5ea9120 JB |
470 | sinfo->generation = sdata->local->sta_generation; |
471 | ||
c5dd9c2b | 472 | sinfo->filled = STATION_INFO_INACTIVE_TIME | |
560d2682 JB |
473 | STATION_INFO_RX_BYTES64 | |
474 | STATION_INFO_TX_BYTES64 | | |
98c8a60a JM |
475 | STATION_INFO_RX_PACKETS | |
476 | STATION_INFO_TX_PACKETS | | |
b206b4ef BR |
477 | STATION_INFO_TX_RETRIES | |
478 | STATION_INFO_TX_FAILED | | |
5a5c731a | 479 | STATION_INFO_TX_BITRATE | |
3af6334c | 480 | STATION_INFO_RX_BITRATE | |
f4263c98 | 481 | STATION_INFO_RX_DROP_MISC | |
ebe27c91 | 482 | STATION_INFO_BSS_PARAM | |
7a724767 | 483 | STATION_INFO_CONNECTED_TIME | |
a85e1d55 PS |
484 | STATION_INFO_STA_FLAGS | |
485 | STATION_INFO_BEACON_LOSS_COUNT; | |
ebe27c91 MSS |
486 | |
487 | do_posix_clock_monotonic_gettime(&uptime); | |
488 | sinfo->connected_time = uptime.tv_sec - sta->last_connected; | |
c5dd9c2b LCC |
489 | |
490 | sinfo->inactive_time = jiffies_to_msecs(jiffies - sta->last_rx); | |
560d2682 JB |
491 | sinfo->tx_bytes = 0; |
492 | for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) { | |
493 | sinfo->tx_bytes += sta->tx_bytes[ac]; | |
494 | packets += sta->tx_packets[ac]; | |
495 | } | |
496 | sinfo->tx_packets = packets; | |
c5dd9c2b | 497 | sinfo->rx_bytes = sta->rx_bytes; |
98c8a60a | 498 | sinfo->rx_packets = sta->rx_packets; |
b206b4ef BR |
499 | sinfo->tx_retries = sta->tx_retry_count; |
500 | sinfo->tx_failed = sta->tx_retry_failed; | |
5a5c731a | 501 | sinfo->rx_dropped_misc = sta->rx_dropped; |
a85e1d55 | 502 | sinfo->beacon_loss_count = sta->beacon_loss_count; |
c5dd9c2b | 503 | |
19deffbe JL |
504 | if ((sta->local->hw.flags & IEEE80211_HW_SIGNAL_DBM) || |
505 | (sta->local->hw.flags & IEEE80211_HW_SIGNAL_UNSPEC)) { | |
541a45a1 | 506 | sinfo->filled |= STATION_INFO_SIGNAL | STATION_INFO_SIGNAL_AVG; |
66572cfc VG |
507 | if (!local->ops->get_rssi || |
508 | drv_get_rssi(local, sdata, &sta->sta, &sinfo->signal)) | |
509 | sinfo->signal = (s8)sta->last_signal; | |
541a45a1 | 510 | sinfo->signal_avg = (s8) -ewma_read(&sta->avg_signal); |
420e7fab | 511 | } |
ef0621e8 FF |
512 | if (sta->chains) { |
513 | sinfo->filled |= STATION_INFO_CHAIN_SIGNAL | | |
514 | STATION_INFO_CHAIN_SIGNAL_AVG; | |
515 | ||
516 | sinfo->chains = sta->chains; | |
517 | for (i = 0; i < ARRAY_SIZE(sinfo->chain_signal); i++) { | |
518 | sinfo->chain_signal[i] = sta->chain_signal_last[i]; | |
519 | sinfo->chain_signal_avg[i] = | |
520 | (s8) -ewma_read(&sta->chain_signal_avg[i]); | |
521 | } | |
522 | } | |
420e7fab | 523 | |
6b62bf32 | 524 | sta_set_rate_info_tx(sta, &sta->last_tx_rate, &sinfo->txrate); |
003e676a | 525 | sta_set_rate_info_rx(sta, &sinfo->rxrate); |
420e7fab | 526 | |
902acc78 | 527 | if (ieee80211_vif_is_mesh(&sdata->vif)) { |
c5dd9c2b | 528 | #ifdef CONFIG_MAC80211_MESH |
c5dd9c2b LCC |
529 | sinfo->filled |= STATION_INFO_LLID | |
530 | STATION_INFO_PLID | | |
3f52b7e3 MP |
531 | STATION_INFO_PLINK_STATE | |
532 | STATION_INFO_LOCAL_PM | | |
533 | STATION_INFO_PEER_PM | | |
534 | STATION_INFO_NONPEER_PM; | |
c5dd9c2b | 535 | |
6f101ef0 CYY |
536 | sinfo->llid = sta->llid; |
537 | sinfo->plid = sta->plid; | |
c5dd9c2b | 538 | sinfo->plink_state = sta->plink_state; |
d299a1f2 JC |
539 | if (test_sta_flag(sta, WLAN_STA_TOFFSET_KNOWN)) { |
540 | sinfo->filled |= STATION_INFO_T_OFFSET; | |
541 | sinfo->t_offset = sta->t_offset; | |
542 | } | |
3f52b7e3 MP |
543 | sinfo->local_pm = sta->local_pm; |
544 | sinfo->peer_pm = sta->peer_pm; | |
545 | sinfo->nonpeer_pm = sta->nonpeer_pm; | |
c5dd9c2b | 546 | #endif |
902acc78 | 547 | } |
f4263c98 PS |
548 | |
549 | sinfo->bss_param.flags = 0; | |
550 | if (sdata->vif.bss_conf.use_cts_prot) | |
551 | sinfo->bss_param.flags |= BSS_PARAM_FLAGS_CTS_PROT; | |
552 | if (sdata->vif.bss_conf.use_short_preamble) | |
553 | sinfo->bss_param.flags |= BSS_PARAM_FLAGS_SHORT_PREAMBLE; | |
554 | if (sdata->vif.bss_conf.use_short_slot) | |
555 | sinfo->bss_param.flags |= BSS_PARAM_FLAGS_SHORT_SLOT_TIME; | |
556 | sinfo->bss_param.dtim_period = sdata->local->hw.conf.ps_dtim_period; | |
557 | sinfo->bss_param.beacon_interval = sdata->vif.bss_conf.beacon_int; | |
7a724767 HS |
558 | |
559 | sinfo->sta_flags.set = 0; | |
560 | sinfo->sta_flags.mask = BIT(NL80211_STA_FLAG_AUTHORIZED) | | |
561 | BIT(NL80211_STA_FLAG_SHORT_PREAMBLE) | | |
562 | BIT(NL80211_STA_FLAG_WME) | | |
563 | BIT(NL80211_STA_FLAG_MFP) | | |
e4121562 | 564 | BIT(NL80211_STA_FLAG_AUTHENTICATED) | |
d582cffb | 565 | BIT(NL80211_STA_FLAG_ASSOCIATED) | |
e4121562 | 566 | BIT(NL80211_STA_FLAG_TDLS_PEER); |
7a724767 HS |
567 | if (test_sta_flag(sta, WLAN_STA_AUTHORIZED)) |
568 | sinfo->sta_flags.set |= BIT(NL80211_STA_FLAG_AUTHORIZED); | |
569 | if (test_sta_flag(sta, WLAN_STA_SHORT_PREAMBLE)) | |
570 | sinfo->sta_flags.set |= BIT(NL80211_STA_FLAG_SHORT_PREAMBLE); | |
571 | if (test_sta_flag(sta, WLAN_STA_WME)) | |
572 | sinfo->sta_flags.set |= BIT(NL80211_STA_FLAG_WME); | |
573 | if (test_sta_flag(sta, WLAN_STA_MFP)) | |
574 | sinfo->sta_flags.set |= BIT(NL80211_STA_FLAG_MFP); | |
575 | if (test_sta_flag(sta, WLAN_STA_AUTH)) | |
576 | sinfo->sta_flags.set |= BIT(NL80211_STA_FLAG_AUTHENTICATED); | |
d582cffb JB |
577 | if (test_sta_flag(sta, WLAN_STA_ASSOC)) |
578 | sinfo->sta_flags.set |= BIT(NL80211_STA_FLAG_ASSOCIATED); | |
e4121562 HS |
579 | if (test_sta_flag(sta, WLAN_STA_TDLS_PEER)) |
580 | sinfo->sta_flags.set |= BIT(NL80211_STA_FLAG_TDLS_PEER); | |
c5dd9c2b LCC |
581 | } |
582 | ||
b1ab7925 BG |
583 | static const char ieee80211_gstrings_sta_stats[][ETH_GSTRING_LEN] = { |
584 | "rx_packets", "rx_bytes", "wep_weak_iv_count", | |
585 | "rx_duplicates", "rx_fragments", "rx_dropped", | |
586 | "tx_packets", "tx_bytes", "tx_fragments", | |
587 | "tx_filtered", "tx_retry_failed", "tx_retries", | |
3073a7c2 BG |
588 | "beacon_loss", "sta_state", "txrate", "rxrate", "signal", |
589 | "channel", "noise", "ch_time", "ch_time_busy", | |
590 | "ch_time_ext_busy", "ch_time_rx", "ch_time_tx" | |
b1ab7925 BG |
591 | }; |
592 | #define STA_STATS_LEN ARRAY_SIZE(ieee80211_gstrings_sta_stats) | |
593 | ||
594 | static int ieee80211_get_et_sset_count(struct wiphy *wiphy, | |
595 | struct net_device *dev, | |
596 | int sset) | |
597 | { | |
e352114f BG |
598 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
599 | int rv = 0; | |
600 | ||
b1ab7925 | 601 | if (sset == ETH_SS_STATS) |
e352114f BG |
602 | rv += STA_STATS_LEN; |
603 | ||
604 | rv += drv_get_et_sset_count(sdata, sset); | |
b1ab7925 | 605 | |
e352114f BG |
606 | if (rv == 0) |
607 | return -EOPNOTSUPP; | |
608 | return rv; | |
b1ab7925 BG |
609 | } |
610 | ||
611 | static void ieee80211_get_et_stats(struct wiphy *wiphy, | |
612 | struct net_device *dev, | |
613 | struct ethtool_stats *stats, | |
614 | u64 *data) | |
615 | { | |
616 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
55de908a JB |
617 | struct ieee80211_chanctx_conf *chanctx_conf; |
618 | struct ieee80211_channel *channel; | |
b1ab7925 BG |
619 | struct sta_info *sta; |
620 | struct ieee80211_local *local = sdata->local; | |
3073a7c2 BG |
621 | struct station_info sinfo; |
622 | struct survey_info survey; | |
623 | int i, q; | |
624 | #define STA_STATS_SURVEY_LEN 7 | |
b1ab7925 BG |
625 | |
626 | memset(data, 0, sizeof(u64) * STA_STATS_LEN); | |
627 | ||
628 | #define ADD_STA_STATS(sta) \ | |
629 | do { \ | |
630 | data[i++] += sta->rx_packets; \ | |
631 | data[i++] += sta->rx_bytes; \ | |
632 | data[i++] += sta->wep_weak_iv_count; \ | |
633 | data[i++] += sta->num_duplicates; \ | |
634 | data[i++] += sta->rx_fragments; \ | |
635 | data[i++] += sta->rx_dropped; \ | |
636 | \ | |
560d2682 JB |
637 | data[i++] += sinfo.tx_packets; \ |
638 | data[i++] += sinfo.tx_bytes; \ | |
b1ab7925 BG |
639 | data[i++] += sta->tx_fragments; \ |
640 | data[i++] += sta->tx_filtered_count; \ | |
641 | data[i++] += sta->tx_retry_failed; \ | |
642 | data[i++] += sta->tx_retry_count; \ | |
643 | data[i++] += sta->beacon_loss_count; \ | |
644 | } while (0) | |
645 | ||
646 | /* For Managed stations, find the single station based on BSSID | |
647 | * and use that. For interface types, iterate through all available | |
648 | * stations and add stats for any station that is assigned to this | |
649 | * network device. | |
650 | */ | |
651 | ||
66572cfc | 652 | mutex_lock(&local->sta_mtx); |
b1ab7925 BG |
653 | |
654 | if (sdata->vif.type == NL80211_IFTYPE_STATION) { | |
655 | sta = sta_info_get_bss(sdata, sdata->u.mgd.bssid); | |
3073a7c2 BG |
656 | |
657 | if (!(sta && !WARN_ON(sta->sdata->dev != dev))) | |
658 | goto do_survey; | |
659 | ||
560d2682 JB |
660 | sinfo.filled = 0; |
661 | sta_set_sinfo(sta, &sinfo); | |
662 | ||
3073a7c2 BG |
663 | i = 0; |
664 | ADD_STA_STATS(sta); | |
665 | ||
666 | data[i++] = sta->sta_state; | |
667 | ||
3073a7c2 | 668 | |
5204267d | 669 | if (sinfo.filled & STATION_INFO_TX_BITRATE) |
3073a7c2 BG |
670 | data[i] = 100000 * |
671 | cfg80211_calculate_bitrate(&sinfo.txrate); | |
672 | i++; | |
5204267d | 673 | if (sinfo.filled & STATION_INFO_RX_BITRATE) |
3073a7c2 BG |
674 | data[i] = 100000 * |
675 | cfg80211_calculate_bitrate(&sinfo.rxrate); | |
676 | i++; | |
677 | ||
5204267d | 678 | if (sinfo.filled & STATION_INFO_SIGNAL_AVG) |
3073a7c2 BG |
679 | data[i] = (u8)sinfo.signal_avg; |
680 | i++; | |
b1ab7925 | 681 | } else { |
66572cfc | 682 | list_for_each_entry(sta, &local->sta_list, list) { |
b1ab7925 BG |
683 | /* Make sure this station belongs to the proper dev */ |
684 | if (sta->sdata->dev != dev) | |
685 | continue; | |
686 | ||
e13bae4f JB |
687 | sinfo.filled = 0; |
688 | sta_set_sinfo(sta, &sinfo); | |
b1ab7925 BG |
689 | i = 0; |
690 | ADD_STA_STATS(sta); | |
b1ab7925 BG |
691 | } |
692 | } | |
693 | ||
3073a7c2 BG |
694 | do_survey: |
695 | i = STA_STATS_LEN - STA_STATS_SURVEY_LEN; | |
696 | /* Get survey stats for current channel */ | |
55de908a | 697 | survey.filled = 0; |
3073a7c2 | 698 | |
55de908a JB |
699 | rcu_read_lock(); |
700 | chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); | |
701 | if (chanctx_conf) | |
4bf88530 | 702 | channel = chanctx_conf->def.chan; |
55de908a JB |
703 | else |
704 | channel = NULL; | |
705 | rcu_read_unlock(); | |
706 | ||
707 | if (channel) { | |
708 | q = 0; | |
709 | do { | |
710 | survey.filled = 0; | |
711 | if (drv_get_survey(local, q, &survey) != 0) { | |
712 | survey.filled = 0; | |
713 | break; | |
714 | } | |
715 | q++; | |
716 | } while (channel != survey.channel); | |
3073a7c2 BG |
717 | } |
718 | ||
719 | if (survey.filled) | |
720 | data[i++] = survey.channel->center_freq; | |
721 | else | |
722 | data[i++] = 0; | |
723 | if (survey.filled & SURVEY_INFO_NOISE_DBM) | |
724 | data[i++] = (u8)survey.noise; | |
725 | else | |
726 | data[i++] = -1LL; | |
727 | if (survey.filled & SURVEY_INFO_CHANNEL_TIME) | |
728 | data[i++] = survey.channel_time; | |
729 | else | |
730 | data[i++] = -1LL; | |
731 | if (survey.filled & SURVEY_INFO_CHANNEL_TIME_BUSY) | |
732 | data[i++] = survey.channel_time_busy; | |
733 | else | |
734 | data[i++] = -1LL; | |
735 | if (survey.filled & SURVEY_INFO_CHANNEL_TIME_EXT_BUSY) | |
736 | data[i++] = survey.channel_time_ext_busy; | |
737 | else | |
738 | data[i++] = -1LL; | |
739 | if (survey.filled & SURVEY_INFO_CHANNEL_TIME_RX) | |
740 | data[i++] = survey.channel_time_rx; | |
741 | else | |
742 | data[i++] = -1LL; | |
743 | if (survey.filled & SURVEY_INFO_CHANNEL_TIME_TX) | |
744 | data[i++] = survey.channel_time_tx; | |
745 | else | |
746 | data[i++] = -1LL; | |
747 | ||
66572cfc | 748 | mutex_unlock(&local->sta_mtx); |
e352114f | 749 | |
3073a7c2 BG |
750 | if (WARN_ON(i != STA_STATS_LEN)) |
751 | return; | |
752 | ||
e352114f | 753 | drv_get_et_stats(sdata, stats, &(data[STA_STATS_LEN])); |
b1ab7925 BG |
754 | } |
755 | ||
756 | static void ieee80211_get_et_strings(struct wiphy *wiphy, | |
757 | struct net_device *dev, | |
758 | u32 sset, u8 *data) | |
759 | { | |
e352114f BG |
760 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
761 | int sz_sta_stats = 0; | |
762 | ||
b1ab7925 | 763 | if (sset == ETH_SS_STATS) { |
e352114f | 764 | sz_sta_stats = sizeof(ieee80211_gstrings_sta_stats); |
bd500af2 | 765 | memcpy(data, ieee80211_gstrings_sta_stats, sz_sta_stats); |
b1ab7925 | 766 | } |
e352114f | 767 | drv_get_et_strings(sdata, sset, &(data[sz_sta_stats])); |
b1ab7925 | 768 | } |
c5dd9c2b LCC |
769 | |
770 | static int ieee80211_dump_station(struct wiphy *wiphy, struct net_device *dev, | |
771 | int idx, u8 *mac, struct station_info *sinfo) | |
772 | { | |
3b53fde8 | 773 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
66572cfc | 774 | struct ieee80211_local *local = sdata->local; |
c5dd9c2b | 775 | struct sta_info *sta; |
d0709a65 JB |
776 | int ret = -ENOENT; |
777 | ||
66572cfc | 778 | mutex_lock(&local->sta_mtx); |
c5dd9c2b | 779 | |
3b53fde8 | 780 | sta = sta_info_get_by_idx(sdata, idx); |
d0709a65 JB |
781 | if (sta) { |
782 | ret = 0; | |
17741cdc | 783 | memcpy(mac, sta->sta.addr, ETH_ALEN); |
d0709a65 JB |
784 | sta_set_sinfo(sta, sinfo); |
785 | } | |
c5dd9c2b | 786 | |
66572cfc | 787 | mutex_unlock(&local->sta_mtx); |
c5dd9c2b | 788 | |
d0709a65 | 789 | return ret; |
c5dd9c2b LCC |
790 | } |
791 | ||
1289723e HS |
792 | static int ieee80211_dump_survey(struct wiphy *wiphy, struct net_device *dev, |
793 | int idx, struct survey_info *survey) | |
794 | { | |
795 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
796 | ||
1289723e HS |
797 | return drv_get_survey(local, idx, survey); |
798 | } | |
799 | ||
7bbdd2d9 | 800 | static int ieee80211_get_station(struct wiphy *wiphy, struct net_device *dev, |
2ec600d6 | 801 | u8 *mac, struct station_info *sinfo) |
7bbdd2d9 | 802 | { |
abe60632 | 803 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
66572cfc | 804 | struct ieee80211_local *local = sdata->local; |
7bbdd2d9 | 805 | struct sta_info *sta; |
d0709a65 | 806 | int ret = -ENOENT; |
7bbdd2d9 | 807 | |
66572cfc | 808 | mutex_lock(&local->sta_mtx); |
7bbdd2d9 | 809 | |
0e5ded5a | 810 | sta = sta_info_get_bss(sdata, mac); |
d0709a65 JB |
811 | if (sta) { |
812 | ret = 0; | |
813 | sta_set_sinfo(sta, sinfo); | |
814 | } | |
815 | ||
66572cfc | 816 | mutex_unlock(&local->sta_mtx); |
d0709a65 JB |
817 | |
818 | return ret; | |
7bbdd2d9 JB |
819 | } |
820 | ||
55de908a | 821 | static int ieee80211_set_monitor_channel(struct wiphy *wiphy, |
683b6d3b | 822 | struct cfg80211_chan_def *chandef) |
3d9e6e12 JB |
823 | { |
824 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
55de908a JB |
825 | struct ieee80211_sub_if_data *sdata; |
826 | int ret = 0; | |
3d9e6e12 | 827 | |
4bf88530 | 828 | if (cfg80211_chandef_identical(&local->monitor_chandef, chandef)) |
55de908a | 829 | return 0; |
3d9e6e12 | 830 | |
34a3740d | 831 | mutex_lock(&local->mtx); |
55de908a JB |
832 | mutex_lock(&local->iflist_mtx); |
833 | if (local->use_chanctx) { | |
834 | sdata = rcu_dereference_protected( | |
835 | local->monitor_sdata, | |
836 | lockdep_is_held(&local->iflist_mtx)); | |
837 | if (sdata) { | |
838 | ieee80211_vif_release_channel(sdata); | |
4bf88530 | 839 | ret = ieee80211_vif_use_channel(sdata, chandef, |
55de908a JB |
840 | IEEE80211_CHANCTX_EXCLUSIVE); |
841 | } | |
842 | } else if (local->open_count == local->monitors) { | |
675a0b04 | 843 | local->_oper_chandef = *chandef; |
55de908a JB |
844 | ieee80211_hw_config(local, 0); |
845 | } | |
3d9e6e12 | 846 | |
4bf88530 JB |
847 | if (ret == 0) |
848 | local->monitor_chandef = *chandef; | |
55de908a | 849 | mutex_unlock(&local->iflist_mtx); |
34a3740d | 850 | mutex_unlock(&local->mtx); |
3d9e6e12 | 851 | |
55de908a | 852 | return ret; |
e8c9bd5b JB |
853 | } |
854 | ||
02945821 | 855 | static int ieee80211_set_probe_resp(struct ieee80211_sub_if_data *sdata, |
8860020e | 856 | const u8 *resp, size_t resp_len) |
02945821 | 857 | { |
aa7a0080 | 858 | struct probe_resp *new, *old; |
02945821 AN |
859 | |
860 | if (!resp || !resp_len) | |
aba4e6ff | 861 | return 1; |
02945821 | 862 | |
7ca133bc | 863 | old = sdata_dereference(sdata->u.ap.probe_resp, sdata); |
02945821 | 864 | |
aa7a0080 | 865 | new = kzalloc(sizeof(struct probe_resp) + resp_len, GFP_KERNEL); |
02945821 AN |
866 | if (!new) |
867 | return -ENOMEM; | |
868 | ||
aa7a0080 ES |
869 | new->len = resp_len; |
870 | memcpy(new->data, resp, resp_len); | |
02945821 AN |
871 | |
872 | rcu_assign_pointer(sdata->u.ap.probe_resp, new); | |
aa7a0080 ES |
873 | if (old) |
874 | kfree_rcu(old, rcu_head); | |
02945821 AN |
875 | |
876 | return 0; | |
877 | } | |
878 | ||
0ae07968 LC |
879 | static int ieee80211_assign_beacon(struct ieee80211_sub_if_data *sdata, |
880 | struct cfg80211_beacon_data *params) | |
5dfdaf58 JB |
881 | { |
882 | struct beacon_data *new, *old; | |
883 | int new_head_len, new_tail_len; | |
8860020e JB |
884 | int size, err; |
885 | u32 changed = BSS_CHANGED_BEACON; | |
5dfdaf58 | 886 | |
7ca133bc SW |
887 | old = sdata_dereference(sdata->u.ap.beacon, sdata); |
888 | ||
5dfdaf58 | 889 | |
5dfdaf58 JB |
890 | /* Need to have a beacon head if we don't have one yet */ |
891 | if (!params->head && !old) | |
8860020e | 892 | return -EINVAL; |
5dfdaf58 JB |
893 | |
894 | /* new or old head? */ | |
895 | if (params->head) | |
896 | new_head_len = params->head_len; | |
897 | else | |
898 | new_head_len = old->head_len; | |
899 | ||
900 | /* new or old tail? */ | |
901 | if (params->tail || !old) | |
902 | /* params->tail_len will be zero for !params->tail */ | |
903 | new_tail_len = params->tail_len; | |
904 | else | |
905 | new_tail_len = old->tail_len; | |
906 | ||
907 | size = sizeof(*new) + new_head_len + new_tail_len; | |
908 | ||
909 | new = kzalloc(size, GFP_KERNEL); | |
910 | if (!new) | |
911 | return -ENOMEM; | |
912 | ||
913 | /* start filling the new info now */ | |
914 | ||
5dfdaf58 JB |
915 | /* |
916 | * pointers go into the block we allocated, | |
917 | * memory is | beacon_data | head | tail | | |
918 | */ | |
919 | new->head = ((u8 *) new) + sizeof(*new); | |
920 | new->tail = new->head + new_head_len; | |
921 | new->head_len = new_head_len; | |
922 | new->tail_len = new_tail_len; | |
923 | ||
924 | /* copy in head */ | |
925 | if (params->head) | |
926 | memcpy(new->head, params->head, new_head_len); | |
927 | else | |
928 | memcpy(new->head, old->head, new_head_len); | |
929 | ||
930 | /* copy in optional tail */ | |
931 | if (params->tail) | |
932 | memcpy(new->tail, params->tail, new_tail_len); | |
933 | else | |
934 | if (old) | |
935 | memcpy(new->tail, old->tail, new_tail_len); | |
936 | ||
02945821 AN |
937 | err = ieee80211_set_probe_resp(sdata, params->probe_resp, |
938 | params->probe_resp_len); | |
8860020e JB |
939 | if (err < 0) |
940 | return err; | |
941 | if (err == 0) | |
02945821 AN |
942 | changed |= BSS_CHANGED_AP_PROBE_RESP; |
943 | ||
8860020e JB |
944 | rcu_assign_pointer(sdata->u.ap.beacon, new); |
945 | ||
946 | if (old) | |
947 | kfree_rcu(old, rcu_head); | |
7827493b | 948 | |
8860020e | 949 | return changed; |
5dfdaf58 JB |
950 | } |
951 | ||
8860020e JB |
952 | static int ieee80211_start_ap(struct wiphy *wiphy, struct net_device *dev, |
953 | struct cfg80211_ap_settings *params) | |
5dfdaf58 | 954 | { |
8860020e | 955 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
34a3740d | 956 | struct ieee80211_local *local = sdata->local; |
5dfdaf58 | 957 | struct beacon_data *old; |
665c93a9 | 958 | struct ieee80211_sub_if_data *vlan; |
8860020e JB |
959 | u32 changed = BSS_CHANGED_BEACON_INT | |
960 | BSS_CHANGED_BEACON_ENABLED | | |
961 | BSS_CHANGED_BEACON | | |
339afbf4 JB |
962 | BSS_CHANGED_SSID | |
963 | BSS_CHANGED_P2P_PS; | |
8860020e | 964 | int err; |
14db74bc | 965 | |
7ca133bc | 966 | old = sdata_dereference(sdata->u.ap.beacon, sdata); |
5dfdaf58 JB |
967 | if (old) |
968 | return -EALREADY; | |
969 | ||
04ecd257 JB |
970 | /* TODO: make hostapd tell us what it wants */ |
971 | sdata->smps_mode = IEEE80211_SMPS_OFF; | |
972 | sdata->needed_rx_chains = sdata->local->rx_chains; | |
973 | ||
34a3740d | 974 | mutex_lock(&local->mtx); |
cc901de1 | 975 | sdata->radar_required = params->radar_required; |
4bf88530 | 976 | err = ieee80211_vif_use_channel(sdata, ¶ms->chandef, |
55de908a | 977 | IEEE80211_CHANCTX_SHARED); |
34a3740d | 978 | mutex_unlock(&local->mtx); |
aa430da4 JB |
979 | if (err) |
980 | return err; | |
1f4ac5a6 | 981 | ieee80211_vif_copy_chanctx_to_vlans(sdata, false); |
aa430da4 | 982 | |
665c93a9 JB |
983 | /* |
984 | * Apply control port protocol, this allows us to | |
985 | * not encrypt dynamic WEP control frames. | |
986 | */ | |
987 | sdata->control_port_protocol = params->crypto.control_port_ethertype; | |
988 | sdata->control_port_no_encrypt = params->crypto.control_port_no_encrypt; | |
2475b1cc MS |
989 | sdata->encrypt_headroom = ieee80211_cs_headroom(sdata->local, |
990 | ¶ms->crypto, | |
991 | sdata->vif.type); | |
992 | ||
665c93a9 JB |
993 | list_for_each_entry(vlan, &sdata->u.ap.vlans, u.vlan.list) { |
994 | vlan->control_port_protocol = | |
995 | params->crypto.control_port_ethertype; | |
996 | vlan->control_port_no_encrypt = | |
997 | params->crypto.control_port_no_encrypt; | |
2475b1cc MS |
998 | vlan->encrypt_headroom = |
999 | ieee80211_cs_headroom(sdata->local, | |
1000 | ¶ms->crypto, | |
1001 | vlan->vif.type); | |
665c93a9 JB |
1002 | } |
1003 | ||
8860020e JB |
1004 | sdata->vif.bss_conf.beacon_int = params->beacon_interval; |
1005 | sdata->vif.bss_conf.dtim_period = params->dtim_period; | |
d6a83228 | 1006 | sdata->vif.bss_conf.enable_beacon = true; |
8860020e JB |
1007 | |
1008 | sdata->vif.bss_conf.ssid_len = params->ssid_len; | |
1009 | if (params->ssid_len) | |
1010 | memcpy(sdata->vif.bss_conf.ssid, params->ssid, | |
1011 | params->ssid_len); | |
1012 | sdata->vif.bss_conf.hidden_ssid = | |
1013 | (params->hidden_ssid != NL80211_HIDDEN_SSID_NOT_IN_USE); | |
1014 | ||
67baf663 JD |
1015 | memset(&sdata->vif.bss_conf.p2p_noa_attr, 0, |
1016 | sizeof(sdata->vif.bss_conf.p2p_noa_attr)); | |
1017 | sdata->vif.bss_conf.p2p_noa_attr.oppps_ctwindow = | |
1018 | params->p2p_ctwindow & IEEE80211_P2P_OPPPS_CTWINDOW_MASK; | |
1019 | if (params->p2p_opp_ps) | |
1020 | sdata->vif.bss_conf.p2p_noa_attr.oppps_ctwindow |= | |
1021 | IEEE80211_P2P_OPPPS_ENABLE_BIT; | |
339afbf4 | 1022 | |
8860020e | 1023 | err = ieee80211_assign_beacon(sdata, ¶ms->beacon); |
0297ea17 EG |
1024 | if (err < 0) { |
1025 | ieee80211_vif_release_channel(sdata); | |
8860020e | 1026 | return err; |
0297ea17 | 1027 | } |
8860020e JB |
1028 | changed |= err; |
1029 | ||
1041638f JB |
1030 | err = drv_start_ap(sdata->local, sdata); |
1031 | if (err) { | |
7ca133bc SW |
1032 | old = sdata_dereference(sdata->u.ap.beacon, sdata); |
1033 | ||
1041638f JB |
1034 | if (old) |
1035 | kfree_rcu(old, rcu_head); | |
1036 | RCU_INIT_POINTER(sdata->u.ap.beacon, NULL); | |
0297ea17 | 1037 | ieee80211_vif_release_channel(sdata); |
1041638f JB |
1038 | return err; |
1039 | } | |
1040 | ||
057d5f4b | 1041 | ieee80211_recalc_dtim(local, sdata); |
8860020e JB |
1042 | ieee80211_bss_info_change_notify(sdata, changed); |
1043 | ||
3edaf3e6 JB |
1044 | netif_carrier_on(dev); |
1045 | list_for_each_entry(vlan, &sdata->u.ap.vlans, u.vlan.list) | |
1046 | netif_carrier_on(vlan->dev); | |
1047 | ||
665c93a9 | 1048 | return 0; |
5dfdaf58 JB |
1049 | } |
1050 | ||
8860020e JB |
1051 | static int ieee80211_change_beacon(struct wiphy *wiphy, struct net_device *dev, |
1052 | struct cfg80211_beacon_data *params) | |
5dfdaf58 | 1053 | { |
14db74bc | 1054 | struct ieee80211_sub_if_data *sdata; |
5dfdaf58 | 1055 | struct beacon_data *old; |
8860020e | 1056 | int err; |
5dfdaf58 | 1057 | |
14db74bc | 1058 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
dbd72850 | 1059 | sdata_assert_lock(sdata); |
14db74bc | 1060 | |
73da7d5b SW |
1061 | /* don't allow changing the beacon while CSA is in place - offset |
1062 | * of channel switch counter may change | |
1063 | */ | |
1064 | if (sdata->vif.csa_active) | |
1065 | return -EBUSY; | |
1066 | ||
7ca133bc | 1067 | old = sdata_dereference(sdata->u.ap.beacon, sdata); |
5dfdaf58 JB |
1068 | if (!old) |
1069 | return -ENOENT; | |
1070 | ||
8860020e JB |
1071 | err = ieee80211_assign_beacon(sdata, params); |
1072 | if (err < 0) | |
1073 | return err; | |
1074 | ieee80211_bss_info_change_notify(sdata, err); | |
1075 | return 0; | |
5dfdaf58 JB |
1076 | } |
1077 | ||
8860020e | 1078 | static int ieee80211_stop_ap(struct wiphy *wiphy, struct net_device *dev) |
5dfdaf58 | 1079 | { |
7b20b8e8 JB |
1080 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
1081 | struct ieee80211_sub_if_data *vlan; | |
1082 | struct ieee80211_local *local = sdata->local; | |
1083 | struct beacon_data *old_beacon; | |
1084 | struct probe_resp *old_probe_resp; | |
d2859df5 | 1085 | struct cfg80211_chan_def chandef; |
14db74bc | 1086 | |
dbd72850 MK |
1087 | sdata_assert_lock(sdata); |
1088 | ||
7ca133bc | 1089 | old_beacon = sdata_dereference(sdata->u.ap.beacon, sdata); |
7b20b8e8 | 1090 | if (!old_beacon) |
5dfdaf58 | 1091 | return -ENOENT; |
7ca133bc | 1092 | old_probe_resp = sdata_dereference(sdata->u.ap.probe_resp, sdata); |
5dfdaf58 | 1093 | |
73da7d5b SW |
1094 | /* abort any running channel switch */ |
1095 | sdata->vif.csa_active = false; | |
1f3b8a2b SW |
1096 | kfree(sdata->u.ap.next_beacon); |
1097 | sdata->u.ap.next_beacon = NULL; | |
1098 | ||
7b20b8e8 | 1099 | /* turn off carrier for this interface and dependent VLANs */ |
3edaf3e6 JB |
1100 | list_for_each_entry(vlan, &sdata->u.ap.vlans, u.vlan.list) |
1101 | netif_carrier_off(vlan->dev); | |
1102 | netif_carrier_off(dev); | |
1103 | ||
7b20b8e8 | 1104 | /* remove beacon and probe response */ |
a9b3cd7f | 1105 | RCU_INIT_POINTER(sdata->u.ap.beacon, NULL); |
7b20b8e8 JB |
1106 | RCU_INIT_POINTER(sdata->u.ap.probe_resp, NULL); |
1107 | kfree_rcu(old_beacon, rcu_head); | |
1108 | if (old_probe_resp) | |
1109 | kfree_rcu(old_probe_resp, rcu_head); | |
8ffcc704 | 1110 | sdata->u.ap.driver_smps_mode = IEEE80211_SMPS_OFF; |
8860020e | 1111 | |
e716251d | 1112 | __sta_info_flush(sdata, true); |
7907c7d3 | 1113 | ieee80211_free_keys(sdata, true); |
75de9113 | 1114 | |
d6a83228 | 1115 | sdata->vif.bss_conf.enable_beacon = false; |
0eabccd9 | 1116 | sdata->vif.bss_conf.ssid_len = 0; |
d6a83228 | 1117 | clear_bit(SDATA_STATE_OFFCHANNEL_BEACON_STOPPED, &sdata->state); |
2d0ddec5 | 1118 | ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BEACON_ENABLED); |
8860020e | 1119 | |
a6b368f6 | 1120 | if (sdata->wdev.cac_started) { |
d2859df5 | 1121 | chandef = sdata->vif.bss_conf.chandef; |
a6b368f6 | 1122 | cancel_delayed_work_sync(&sdata->dfs_cac_timer_work); |
d2859df5 JD |
1123 | cfg80211_cac_event(sdata->dev, &chandef, |
1124 | NL80211_RADAR_CAC_ABORTED, | |
a6b368f6 SW |
1125 | GFP_KERNEL); |
1126 | } | |
1127 | ||
1041638f JB |
1128 | drv_stop_ap(sdata->local, sdata); |
1129 | ||
7b20b8e8 JB |
1130 | /* free all potentially still buffered bcast frames */ |
1131 | local->total_ps_buffered -= skb_queue_len(&sdata->u.ap.ps.bc_buf); | |
1132 | skb_queue_purge(&sdata->u.ap.ps.bc_buf); | |
1133 | ||
1f4ac5a6 | 1134 | ieee80211_vif_copy_chanctx_to_vlans(sdata, true); |
34a3740d | 1135 | mutex_lock(&local->mtx); |
55de908a | 1136 | ieee80211_vif_release_channel(sdata); |
34a3740d | 1137 | mutex_unlock(&local->mtx); |
55de908a | 1138 | |
2d0ddec5 | 1139 | return 0; |
5dfdaf58 JB |
1140 | } |
1141 | ||
4fd6931e JB |
1142 | /* Layer 2 Update frame (802.2 Type 1 LLC XID Update response) */ |
1143 | struct iapp_layer2_update { | |
1144 | u8 da[ETH_ALEN]; /* broadcast */ | |
1145 | u8 sa[ETH_ALEN]; /* STA addr */ | |
1146 | __be16 len; /* 6 */ | |
1147 | u8 dsap; /* 0 */ | |
1148 | u8 ssap; /* 0 */ | |
1149 | u8 control; | |
1150 | u8 xid_info[3]; | |
bc10502d | 1151 | } __packed; |
4fd6931e JB |
1152 | |
1153 | static void ieee80211_send_layer2_update(struct sta_info *sta) | |
1154 | { | |
1155 | struct iapp_layer2_update *msg; | |
1156 | struct sk_buff *skb; | |
1157 | ||
1158 | /* Send Level 2 Update Frame to update forwarding tables in layer 2 | |
1159 | * bridge devices */ | |
1160 | ||
1161 | skb = dev_alloc_skb(sizeof(*msg)); | |
1162 | if (!skb) | |
1163 | return; | |
1164 | msg = (struct iapp_layer2_update *)skb_put(skb, sizeof(*msg)); | |
1165 | ||
1166 | /* 802.2 Type 1 Logical Link Control (LLC) Exchange Identifier (XID) | |
1167 | * Update response frame; IEEE Std 802.2-1998, 5.4.1.2.1 */ | |
1168 | ||
e83e6541 | 1169 | eth_broadcast_addr(msg->da); |
17741cdc | 1170 | memcpy(msg->sa, sta->sta.addr, ETH_ALEN); |
4fd6931e JB |
1171 | msg->len = htons(6); |
1172 | msg->dsap = 0; | |
1173 | msg->ssap = 0x01; /* NULL LSAP, CR Bit: Response */ | |
1174 | msg->control = 0xaf; /* XID response lsb.1111F101. | |
1175 | * F=0 (no poll command; unsolicited frame) */ | |
1176 | msg->xid_info[0] = 0x81; /* XID format identifier */ | |
1177 | msg->xid_info[1] = 1; /* LLC types/classes: Type 1 LLC */ | |
1178 | msg->xid_info[2] = 0; /* XID sender's receive window size (RW) */ | |
1179 | ||
d0709a65 JB |
1180 | skb->dev = sta->sdata->dev; |
1181 | skb->protocol = eth_type_trans(skb, sta->sdata->dev); | |
4fd6931e | 1182 | memset(skb->cb, 0, sizeof(skb->cb)); |
06ee1c26 | 1183 | netif_rx_ni(skb); |
4fd6931e JB |
1184 | } |
1185 | ||
d582cffb JB |
1186 | static int sta_apply_auth_flags(struct ieee80211_local *local, |
1187 | struct sta_info *sta, | |
1188 | u32 mask, u32 set) | |
1189 | { | |
1190 | int ret; | |
1191 | ||
1192 | if (mask & BIT(NL80211_STA_FLAG_AUTHENTICATED) && | |
1193 | set & BIT(NL80211_STA_FLAG_AUTHENTICATED) && | |
1194 | !test_sta_flag(sta, WLAN_STA_AUTH)) { | |
1195 | ret = sta_info_move_state(sta, IEEE80211_STA_AUTH); | |
1196 | if (ret) | |
1197 | return ret; | |
1198 | } | |
1199 | ||
1200 | if (mask & BIT(NL80211_STA_FLAG_ASSOCIATED) && | |
1201 | set & BIT(NL80211_STA_FLAG_ASSOCIATED) && | |
1202 | !test_sta_flag(sta, WLAN_STA_ASSOC)) { | |
1203 | ret = sta_info_move_state(sta, IEEE80211_STA_ASSOC); | |
1204 | if (ret) | |
1205 | return ret; | |
1206 | } | |
1207 | ||
1208 | if (mask & BIT(NL80211_STA_FLAG_AUTHORIZED)) { | |
1209 | if (set & BIT(NL80211_STA_FLAG_AUTHORIZED)) | |
1210 | ret = sta_info_move_state(sta, IEEE80211_STA_AUTHORIZED); | |
1211 | else if (test_sta_flag(sta, WLAN_STA_AUTHORIZED)) | |
1212 | ret = sta_info_move_state(sta, IEEE80211_STA_ASSOC); | |
1213 | else | |
1214 | ret = 0; | |
1215 | if (ret) | |
1216 | return ret; | |
1217 | } | |
1218 | ||
1219 | if (mask & BIT(NL80211_STA_FLAG_ASSOCIATED) && | |
1220 | !(set & BIT(NL80211_STA_FLAG_ASSOCIATED)) && | |
1221 | test_sta_flag(sta, WLAN_STA_ASSOC)) { | |
1222 | ret = sta_info_move_state(sta, IEEE80211_STA_AUTH); | |
1223 | if (ret) | |
1224 | return ret; | |
1225 | } | |
1226 | ||
1227 | if (mask & BIT(NL80211_STA_FLAG_AUTHENTICATED) && | |
1228 | !(set & BIT(NL80211_STA_FLAG_AUTHENTICATED)) && | |
1229 | test_sta_flag(sta, WLAN_STA_AUTH)) { | |
1230 | ret = sta_info_move_state(sta, IEEE80211_STA_NONE); | |
1231 | if (ret) | |
1232 | return ret; | |
1233 | } | |
1234 | ||
1235 | return 0; | |
1236 | } | |
1237 | ||
d9a7ddb0 JB |
1238 | static int sta_apply_parameters(struct ieee80211_local *local, |
1239 | struct sta_info *sta, | |
1240 | struct station_parameters *params) | |
4fd6931e | 1241 | { |
d9a7ddb0 | 1242 | int ret = 0; |
8318d78a | 1243 | struct ieee80211_supported_band *sband; |
d0709a65 | 1244 | struct ieee80211_sub_if_data *sdata = sta->sdata; |
55de908a | 1245 | enum ieee80211_band band = ieee80211_get_sdata_band(sdata); |
eccb8e8f | 1246 | u32 mask, set; |
4fd6931e | 1247 | |
55de908a | 1248 | sband = local->hw.wiphy->bands[band]; |
ae5eb026 | 1249 | |
eccb8e8f JB |
1250 | mask = params->sta_flags_mask; |
1251 | set = params->sta_flags_set; | |
73651ee6 | 1252 | |
d582cffb JB |
1253 | if (ieee80211_vif_is_mesh(&sdata->vif)) { |
1254 | /* | |
1255 | * In mesh mode, ASSOCIATED isn't part of the nl80211 | |
1256 | * API but must follow AUTHENTICATED for driver state. | |
1257 | */ | |
1258 | if (mask & BIT(NL80211_STA_FLAG_AUTHENTICATED)) | |
1259 | mask |= BIT(NL80211_STA_FLAG_ASSOCIATED); | |
1260 | if (set & BIT(NL80211_STA_FLAG_AUTHENTICATED)) | |
1261 | set |= BIT(NL80211_STA_FLAG_ASSOCIATED); | |
77ee7c89 JB |
1262 | } else if (test_sta_flag(sta, WLAN_STA_TDLS_PEER)) { |
1263 | /* | |
1264 | * TDLS -- everything follows authorized, but | |
1265 | * only becoming authorized is possible, not | |
1266 | * going back | |
1267 | */ | |
1268 | if (set & BIT(NL80211_STA_FLAG_AUTHORIZED)) { | |
1269 | set |= BIT(NL80211_STA_FLAG_AUTHENTICATED) | | |
1270 | BIT(NL80211_STA_FLAG_ASSOCIATED); | |
1271 | mask |= BIT(NL80211_STA_FLAG_AUTHENTICATED) | | |
1272 | BIT(NL80211_STA_FLAG_ASSOCIATED); | |
1273 | } | |
eccb8e8f | 1274 | } |
4fd6931e | 1275 | |
d582cffb JB |
1276 | ret = sta_apply_auth_flags(local, sta, mask, set); |
1277 | if (ret) | |
1278 | return ret; | |
d9a7ddb0 | 1279 | |
eccb8e8f | 1280 | if (mask & BIT(NL80211_STA_FLAG_SHORT_PREAMBLE)) { |
eccb8e8f | 1281 | if (set & BIT(NL80211_STA_FLAG_SHORT_PREAMBLE)) |
c2c98fde JB |
1282 | set_sta_flag(sta, WLAN_STA_SHORT_PREAMBLE); |
1283 | else | |
1284 | clear_sta_flag(sta, WLAN_STA_SHORT_PREAMBLE); | |
eccb8e8f | 1285 | } |
4fd6931e | 1286 | |
eccb8e8f | 1287 | if (mask & BIT(NL80211_STA_FLAG_WME)) { |
39df600a | 1288 | if (set & BIT(NL80211_STA_FLAG_WME)) { |
c2c98fde | 1289 | set_sta_flag(sta, WLAN_STA_WME); |
39df600a | 1290 | sta->sta.wme = true; |
c2c98fde JB |
1291 | } else { |
1292 | clear_sta_flag(sta, WLAN_STA_WME); | |
1293 | sta->sta.wme = false; | |
39df600a | 1294 | } |
eccb8e8f | 1295 | } |
5394af4d | 1296 | |
eccb8e8f | 1297 | if (mask & BIT(NL80211_STA_FLAG_MFP)) { |
eccb8e8f | 1298 | if (set & BIT(NL80211_STA_FLAG_MFP)) |
c2c98fde JB |
1299 | set_sta_flag(sta, WLAN_STA_MFP); |
1300 | else | |
1301 | clear_sta_flag(sta, WLAN_STA_MFP); | |
4fd6931e | 1302 | } |
b39c48fa | 1303 | |
07ba55d7 | 1304 | if (mask & BIT(NL80211_STA_FLAG_TDLS_PEER)) { |
07ba55d7 | 1305 | if (set & BIT(NL80211_STA_FLAG_TDLS_PEER)) |
c2c98fde JB |
1306 | set_sta_flag(sta, WLAN_STA_TDLS_PEER); |
1307 | else | |
1308 | clear_sta_flag(sta, WLAN_STA_TDLS_PEER); | |
07ba55d7 | 1309 | } |
4fd6931e | 1310 | |
3b9ce80c JB |
1311 | if (params->sta_modify_mask & STATION_PARAM_APPLY_UAPSD) { |
1312 | sta->sta.uapsd_queues = params->uapsd_queues; | |
1313 | sta->sta.max_sp = params->max_sp; | |
1314 | } | |
9533b4ac | 1315 | |
51b50fbe JB |
1316 | /* |
1317 | * cfg80211 validates this (1-2007) and allows setting the AID | |
1318 | * only when creating a new station entry | |
1319 | */ | |
1320 | if (params->aid) | |
1321 | sta->sta.aid = params->aid; | |
1322 | ||
73651ee6 | 1323 | /* |
ba23d206 JB |
1324 | * Some of the following updates would be racy if called on an |
1325 | * existing station, via ieee80211_change_station(). However, | |
1326 | * all such changes are rejected by cfg80211 except for updates | |
1327 | * changing the supported rates on an existing but not yet used | |
1328 | * TDLS peer. | |
73651ee6 JB |
1329 | */ |
1330 | ||
4fd6931e JB |
1331 | if (params->listen_interval >= 0) |
1332 | sta->listen_interval = params->listen_interval; | |
1333 | ||
1334 | if (params->supported_rates) { | |
2103dec1 SW |
1335 | ieee80211_parse_bitrates(&sdata->vif.bss_conf.chandef, |
1336 | sband, params->supported_rates, | |
1337 | params->supported_rates_len, | |
1338 | &sta->sta.supp_rates[band]); | |
4fd6931e | 1339 | } |
c5dd9c2b | 1340 | |
d9fe60de | 1341 | if (params->ht_capa) |
ef96a842 | 1342 | ieee80211_ht_cap_ie_to_sta_ht_cap(sdata, sband, |
e1a0c6b3 | 1343 | params->ht_capa, sta); |
36aedc90 | 1344 | |
f461be3e MP |
1345 | if (params->vht_capa) |
1346 | ieee80211_vht_cap_ie_to_sta_vht_cap(sdata, sband, | |
4a34215e | 1347 | params->vht_capa, sta); |
f461be3e | 1348 | |
b1bce14a MK |
1349 | if (params->opmode_notif_used) { |
1350 | enum ieee80211_band band = | |
1351 | ieee80211_get_sdata_band(sdata); | |
1352 | ||
1353 | /* returned value is only needed for rc update, but the | |
1354 | * rc isn't initialized here yet, so ignore it | |
1355 | */ | |
1356 | __ieee80211_vht_handle_opmode(sdata, sta, | |
1357 | params->opmode_notif, | |
1358 | band, false); | |
1359 | } | |
1360 | ||
9c3990aa | 1361 | if (ieee80211_vif_is_mesh(&sdata->vif)) { |
4daf50f2 | 1362 | #ifdef CONFIG_MAC80211_MESH |
39886b61 | 1363 | u32 changed = 0; |
77ee7c89 JB |
1364 | |
1365 | if (params->sta_modify_mask & STATION_PARAM_APPLY_PLINK_STATE) { | |
9c3990aa | 1366 | switch (params->plink_state) { |
57cf8043 | 1367 | case NL80211_PLINK_ESTAB: |
1617bab8 MP |
1368 | if (sta->plink_state != NL80211_PLINK_ESTAB) |
1369 | changed = mesh_plink_inc_estab_count( | |
1370 | sdata); | |
1371 | sta->plink_state = params->plink_state; | |
3f52b7e3 MP |
1372 | |
1373 | ieee80211_mps_sta_status_update(sta); | |
39886b61 TP |
1374 | changed |= ieee80211_mps_set_sta_local_pm(sta, |
1375 | sdata->u.mesh.mshcfg.power_mode); | |
1617bab8 MP |
1376 | break; |
1377 | case NL80211_PLINK_LISTEN: | |
57cf8043 | 1378 | case NL80211_PLINK_BLOCKED: |
1617bab8 MP |
1379 | case NL80211_PLINK_OPN_SNT: |
1380 | case NL80211_PLINK_OPN_RCVD: | |
1381 | case NL80211_PLINK_CNF_RCVD: | |
1382 | case NL80211_PLINK_HOLDING: | |
1383 | if (sta->plink_state == NL80211_PLINK_ESTAB) | |
1384 | changed = mesh_plink_dec_estab_count( | |
1385 | sdata); | |
9c3990aa | 1386 | sta->plink_state = params->plink_state; |
3f52b7e3 MP |
1387 | |
1388 | ieee80211_mps_sta_status_update(sta); | |
446075d7 MP |
1389 | changed |= ieee80211_mps_set_sta_local_pm(sta, |
1390 | NL80211_MESH_POWER_UNKNOWN); | |
9c3990aa JC |
1391 | break; |
1392 | default: | |
1393 | /* nothing */ | |
1394 | break; | |
1395 | } | |
77ee7c89 JB |
1396 | } |
1397 | ||
1398 | switch (params->plink_action) { | |
1399 | case NL80211_PLINK_ACTION_NO_ACTION: | |
1400 | /* nothing */ | |
1401 | break; | |
1402 | case NL80211_PLINK_ACTION_OPEN: | |
1403 | changed |= mesh_plink_open(sta); | |
1404 | break; | |
1405 | case NL80211_PLINK_ACTION_BLOCK: | |
1406 | changed |= mesh_plink_block(sta); | |
1407 | break; | |
1617bab8 | 1408 | } |
3f52b7e3 MP |
1409 | |
1410 | if (params->local_pm) | |
39886b61 TP |
1411 | changed |= |
1412 | ieee80211_mps_set_sta_local_pm(sta, | |
1413 | params->local_pm); | |
6c751ef8 | 1414 | ieee80211_mbss_info_change_notify(sdata, changed); |
4daf50f2 | 1415 | #endif |
902acc78 | 1416 | } |
d9a7ddb0 JB |
1417 | |
1418 | return 0; | |
4fd6931e JB |
1419 | } |
1420 | ||
1421 | static int ieee80211_add_station(struct wiphy *wiphy, struct net_device *dev, | |
1422 | u8 *mac, struct station_parameters *params) | |
1423 | { | |
14db74bc | 1424 | struct ieee80211_local *local = wiphy_priv(wiphy); |
4fd6931e JB |
1425 | struct sta_info *sta; |
1426 | struct ieee80211_sub_if_data *sdata; | |
73651ee6 | 1427 | int err; |
b8d476c8 | 1428 | int layer2_update; |
4fd6931e | 1429 | |
4fd6931e JB |
1430 | if (params->vlan) { |
1431 | sdata = IEEE80211_DEV_TO_SUB_IF(params->vlan); | |
1432 | ||
05c914fe JB |
1433 | if (sdata->vif.type != NL80211_IFTYPE_AP_VLAN && |
1434 | sdata->vif.type != NL80211_IFTYPE_AP) | |
4fd6931e JB |
1435 | return -EINVAL; |
1436 | } else | |
1437 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
1438 | ||
b203ca39 | 1439 | if (ether_addr_equal(mac, sdata->vif.addr)) |
03e4497e JB |
1440 | return -EINVAL; |
1441 | ||
1442 | if (is_multicast_ether_addr(mac)) | |
1443 | return -EINVAL; | |
1444 | ||
1445 | sta = sta_info_alloc(sdata, mac, GFP_KERNEL); | |
73651ee6 JB |
1446 | if (!sta) |
1447 | return -ENOMEM; | |
4fd6931e | 1448 | |
d582cffb JB |
1449 | /* |
1450 | * defaults -- if userspace wants something else we'll | |
1451 | * change it accordingly in sta_apply_parameters() | |
1452 | */ | |
77ee7c89 JB |
1453 | if (!(params->sta_flags_set & BIT(NL80211_STA_FLAG_TDLS_PEER))) { |
1454 | sta_info_pre_move_state(sta, IEEE80211_STA_AUTH); | |
1455 | sta_info_pre_move_state(sta, IEEE80211_STA_ASSOC); | |
1456 | } | |
4fd6931e | 1457 | |
d9a7ddb0 JB |
1458 | err = sta_apply_parameters(local, sta, params); |
1459 | if (err) { | |
1460 | sta_info_free(local, sta); | |
1461 | return err; | |
1462 | } | |
4fd6931e | 1463 | |
d64cf63e | 1464 | /* |
77ee7c89 JB |
1465 | * for TDLS, rate control should be initialized only when |
1466 | * rates are known and station is marked authorized | |
d64cf63e AN |
1467 | */ |
1468 | if (!test_sta_flag(sta, WLAN_STA_TDLS_PEER)) | |
1469 | rate_control_rate_init(sta); | |
4fd6931e | 1470 | |
b8d476c8 JM |
1471 | layer2_update = sdata->vif.type == NL80211_IFTYPE_AP_VLAN || |
1472 | sdata->vif.type == NL80211_IFTYPE_AP; | |
1473 | ||
34e89507 | 1474 | err = sta_info_insert_rcu(sta); |
73651ee6 | 1475 | if (err) { |
73651ee6 JB |
1476 | rcu_read_unlock(); |
1477 | return err; | |
1478 | } | |
1479 | ||
b8d476c8 | 1480 | if (layer2_update) |
73651ee6 JB |
1481 | ieee80211_send_layer2_update(sta); |
1482 | ||
1483 | rcu_read_unlock(); | |
1484 | ||
4fd6931e JB |
1485 | return 0; |
1486 | } | |
1487 | ||
1488 | static int ieee80211_del_station(struct wiphy *wiphy, struct net_device *dev, | |
1489 | u8 *mac) | |
1490 | { | |
14db74bc | 1491 | struct ieee80211_sub_if_data *sdata; |
4fd6931e | 1492 | |
14db74bc JB |
1493 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
1494 | ||
34e89507 JB |
1495 | if (mac) |
1496 | return sta_info_destroy_addr_bss(sdata, mac); | |
4fd6931e | 1497 | |
b998e8bb | 1498 | sta_info_flush(sdata); |
4fd6931e JB |
1499 | return 0; |
1500 | } | |
1501 | ||
1502 | static int ieee80211_change_station(struct wiphy *wiphy, | |
77ee7c89 | 1503 | struct net_device *dev, u8 *mac, |
4fd6931e JB |
1504 | struct station_parameters *params) |
1505 | { | |
abe60632 | 1506 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
14db74bc | 1507 | struct ieee80211_local *local = wiphy_priv(wiphy); |
4fd6931e JB |
1508 | struct sta_info *sta; |
1509 | struct ieee80211_sub_if_data *vlansdata; | |
77ee7c89 | 1510 | enum cfg80211_station_type statype; |
35b88623 | 1511 | int err; |
4fd6931e | 1512 | |
87be1e1e | 1513 | mutex_lock(&local->sta_mtx); |
98dd6a57 | 1514 | |
0e5ded5a | 1515 | sta = sta_info_get_bss(sdata, mac); |
98dd6a57 | 1516 | if (!sta) { |
77ee7c89 JB |
1517 | err = -ENOENT; |
1518 | goto out_err; | |
98dd6a57 | 1519 | } |
4fd6931e | 1520 | |
77ee7c89 JB |
1521 | switch (sdata->vif.type) { |
1522 | case NL80211_IFTYPE_MESH_POINT: | |
a6dad6a2 | 1523 | if (sdata->u.mesh.user_mpm) |
eef941e6 | 1524 | statype = CFG80211_STA_MESH_PEER_USER; |
77ee7c89 | 1525 | else |
eef941e6 | 1526 | statype = CFG80211_STA_MESH_PEER_KERNEL; |
77ee7c89 JB |
1527 | break; |
1528 | case NL80211_IFTYPE_ADHOC: | |
1529 | statype = CFG80211_STA_IBSS; | |
1530 | break; | |
1531 | case NL80211_IFTYPE_STATION: | |
1532 | if (!test_sta_flag(sta, WLAN_STA_TDLS_PEER)) { | |
1533 | statype = CFG80211_STA_AP_STA; | |
1534 | break; | |
1535 | } | |
1536 | if (test_sta_flag(sta, WLAN_STA_AUTHORIZED)) | |
1537 | statype = CFG80211_STA_TDLS_PEER_ACTIVE; | |
1538 | else | |
1539 | statype = CFG80211_STA_TDLS_PEER_SETUP; | |
1540 | break; | |
1541 | case NL80211_IFTYPE_AP: | |
1542 | case NL80211_IFTYPE_AP_VLAN: | |
1543 | statype = CFG80211_STA_AP_CLIENT; | |
1544 | break; | |
1545 | default: | |
1546 | err = -EOPNOTSUPP; | |
1547 | goto out_err; | |
bdd90d5e JB |
1548 | } |
1549 | ||
77ee7c89 JB |
1550 | err = cfg80211_check_station_change(wiphy, params, statype); |
1551 | if (err) | |
1552 | goto out_err; | |
1553 | ||
d0709a65 | 1554 | if (params->vlan && params->vlan != sta->sdata->dev) { |
7e3ed02c FF |
1555 | bool prev_4addr = false; |
1556 | bool new_4addr = false; | |
1557 | ||
4fd6931e JB |
1558 | vlansdata = IEEE80211_DEV_TO_SUB_IF(params->vlan); |
1559 | ||
9bc383de | 1560 | if (params->vlan->ieee80211_ptr->use_4addr) { |
3305443c | 1561 | if (vlansdata->u.vlan.sta) { |
77ee7c89 JB |
1562 | err = -EBUSY; |
1563 | goto out_err; | |
3305443c | 1564 | } |
f14543ee | 1565 | |
cf778b00 | 1566 | rcu_assign_pointer(vlansdata->u.vlan.sta, sta); |
7e3ed02c FF |
1567 | new_4addr = true; |
1568 | } | |
1569 | ||
1570 | if (sta->sdata->vif.type == NL80211_IFTYPE_AP_VLAN && | |
1571 | sta->sdata->u.vlan.sta) { | |
1572 | rcu_assign_pointer(sta->sdata->u.vlan.sta, NULL); | |
1573 | prev_4addr = true; | |
f14543ee FF |
1574 | } |
1575 | ||
14db74bc | 1576 | sta->sdata = vlansdata; |
7e3ed02c FF |
1577 | |
1578 | if (sta->sta_state == IEEE80211_STA_AUTHORIZED && | |
1579 | prev_4addr != new_4addr) { | |
1580 | if (new_4addr) | |
1581 | atomic_dec(&sta->sdata->bss->num_mcast_sta); | |
1582 | else | |
1583 | atomic_inc(&sta->sdata->bss->num_mcast_sta); | |
1584 | } | |
1585 | ||
4fd6931e JB |
1586 | ieee80211_send_layer2_update(sta); |
1587 | } | |
1588 | ||
35b88623 | 1589 | err = sta_apply_parameters(local, sta, params); |
77ee7c89 JB |
1590 | if (err) |
1591 | goto out_err; | |
4fd6931e | 1592 | |
77ee7c89 JB |
1593 | /* When peer becomes authorized, init rate control as well */ |
1594 | if (test_sta_flag(sta, WLAN_STA_TDLS_PEER) && | |
1595 | test_sta_flag(sta, WLAN_STA_AUTHORIZED)) | |
d64cf63e AN |
1596 | rate_control_rate_init(sta); |
1597 | ||
87be1e1e | 1598 | mutex_unlock(&local->sta_mtx); |
98dd6a57 | 1599 | |
687da132 EG |
1600 | if ((sdata->vif.type == NL80211_IFTYPE_AP || |
1601 | sdata->vif.type == NL80211_IFTYPE_AP_VLAN) && | |
1602 | sta->known_smps_mode != sta->sdata->bss->req_smps && | |
1603 | test_sta_flag(sta, WLAN_STA_AUTHORIZED) && | |
1604 | sta_info_tx_streams(sta) != 1) { | |
1605 | ht_dbg(sta->sdata, | |
1606 | "%pM just authorized and MIMO capable - update SMPS\n", | |
1607 | sta->sta.addr); | |
1608 | ieee80211_send_smps_action(sta->sdata, | |
1609 | sta->sdata->bss->req_smps, | |
1610 | sta->sta.addr, | |
1611 | sta->sdata->vif.bss_conf.bssid); | |
1612 | } | |
1613 | ||
808118cb | 1614 | if (sdata->vif.type == NL80211_IFTYPE_STATION && |
ab095877 | 1615 | params->sta_flags_mask & BIT(NL80211_STA_FLAG_AUTHORIZED)) { |
808118cb | 1616 | ieee80211_recalc_ps(local, -1); |
ab095877 EP |
1617 | ieee80211_recalc_ps_vif(sdata); |
1618 | } | |
77ee7c89 | 1619 | |
4fd6931e | 1620 | return 0; |
77ee7c89 JB |
1621 | out_err: |
1622 | mutex_unlock(&local->sta_mtx); | |
1623 | return err; | |
4fd6931e JB |
1624 | } |
1625 | ||
c5dd9c2b LCC |
1626 | #ifdef CONFIG_MAC80211_MESH |
1627 | static int ieee80211_add_mpath(struct wiphy *wiphy, struct net_device *dev, | |
1628 | u8 *dst, u8 *next_hop) | |
1629 | { | |
14db74bc | 1630 | struct ieee80211_sub_if_data *sdata; |
c5dd9c2b LCC |
1631 | struct mesh_path *mpath; |
1632 | struct sta_info *sta; | |
c5dd9c2b | 1633 | |
14db74bc JB |
1634 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
1635 | ||
d0709a65 | 1636 | rcu_read_lock(); |
abe60632 | 1637 | sta = sta_info_get(sdata, next_hop); |
d0709a65 JB |
1638 | if (!sta) { |
1639 | rcu_read_unlock(); | |
c5dd9c2b | 1640 | return -ENOENT; |
d0709a65 | 1641 | } |
c5dd9c2b | 1642 | |
ae76eef0 BC |
1643 | mpath = mesh_path_add(sdata, dst); |
1644 | if (IS_ERR(mpath)) { | |
d0709a65 | 1645 | rcu_read_unlock(); |
ae76eef0 | 1646 | return PTR_ERR(mpath); |
d0709a65 | 1647 | } |
c5dd9c2b | 1648 | |
c5dd9c2b | 1649 | mesh_path_fix_nexthop(mpath, sta); |
d0709a65 | 1650 | |
c5dd9c2b LCC |
1651 | rcu_read_unlock(); |
1652 | return 0; | |
1653 | } | |
1654 | ||
1655 | static int ieee80211_del_mpath(struct wiphy *wiphy, struct net_device *dev, | |
bf7cd94d | 1656 | u8 *dst) |
c5dd9c2b | 1657 | { |
f698d856 JBG |
1658 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
1659 | ||
c5dd9c2b | 1660 | if (dst) |
bf7cd94d | 1661 | return mesh_path_del(sdata, dst); |
c5dd9c2b | 1662 | |
ece1a2e7 | 1663 | mesh_path_flush_by_iface(sdata); |
c5dd9c2b LCC |
1664 | return 0; |
1665 | } | |
1666 | ||
1667 | static int ieee80211_change_mpath(struct wiphy *wiphy, | |
1668 | struct net_device *dev, | |
1669 | u8 *dst, u8 *next_hop) | |
1670 | { | |
14db74bc | 1671 | struct ieee80211_sub_if_data *sdata; |
c5dd9c2b LCC |
1672 | struct mesh_path *mpath; |
1673 | struct sta_info *sta; | |
1674 | ||
14db74bc JB |
1675 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
1676 | ||
d0709a65 JB |
1677 | rcu_read_lock(); |
1678 | ||
abe60632 | 1679 | sta = sta_info_get(sdata, next_hop); |
d0709a65 JB |
1680 | if (!sta) { |
1681 | rcu_read_unlock(); | |
c5dd9c2b | 1682 | return -ENOENT; |
d0709a65 | 1683 | } |
c5dd9c2b | 1684 | |
bf7cd94d | 1685 | mpath = mesh_path_lookup(sdata, dst); |
c5dd9c2b LCC |
1686 | if (!mpath) { |
1687 | rcu_read_unlock(); | |
c5dd9c2b LCC |
1688 | return -ENOENT; |
1689 | } | |
1690 | ||
1691 | mesh_path_fix_nexthop(mpath, sta); | |
d0709a65 | 1692 | |
c5dd9c2b LCC |
1693 | rcu_read_unlock(); |
1694 | return 0; | |
1695 | } | |
1696 | ||
1697 | static void mpath_set_pinfo(struct mesh_path *mpath, u8 *next_hop, | |
1698 | struct mpath_info *pinfo) | |
1699 | { | |
a3836e02 JB |
1700 | struct sta_info *next_hop_sta = rcu_dereference(mpath->next_hop); |
1701 | ||
1702 | if (next_hop_sta) | |
1703 | memcpy(next_hop, next_hop_sta->sta.addr, ETH_ALEN); | |
c5dd9c2b LCC |
1704 | else |
1705 | memset(next_hop, 0, ETH_ALEN); | |
1706 | ||
7ce8c7a3 LAYS |
1707 | memset(pinfo, 0, sizeof(*pinfo)); |
1708 | ||
f5ea9120 JB |
1709 | pinfo->generation = mesh_paths_generation; |
1710 | ||
c5dd9c2b | 1711 | pinfo->filled = MPATH_INFO_FRAME_QLEN | |
d19b3bf6 | 1712 | MPATH_INFO_SN | |
c5dd9c2b LCC |
1713 | MPATH_INFO_METRIC | |
1714 | MPATH_INFO_EXPTIME | | |
1715 | MPATH_INFO_DISCOVERY_TIMEOUT | | |
1716 | MPATH_INFO_DISCOVERY_RETRIES | | |
1717 | MPATH_INFO_FLAGS; | |
1718 | ||
1719 | pinfo->frame_qlen = mpath->frame_queue.qlen; | |
d19b3bf6 | 1720 | pinfo->sn = mpath->sn; |
c5dd9c2b LCC |
1721 | pinfo->metric = mpath->metric; |
1722 | if (time_before(jiffies, mpath->exp_time)) | |
1723 | pinfo->exptime = jiffies_to_msecs(mpath->exp_time - jiffies); | |
1724 | pinfo->discovery_timeout = | |
1725 | jiffies_to_msecs(mpath->discovery_timeout); | |
1726 | pinfo->discovery_retries = mpath->discovery_retries; | |
c5dd9c2b LCC |
1727 | if (mpath->flags & MESH_PATH_ACTIVE) |
1728 | pinfo->flags |= NL80211_MPATH_FLAG_ACTIVE; | |
1729 | if (mpath->flags & MESH_PATH_RESOLVING) | |
1730 | pinfo->flags |= NL80211_MPATH_FLAG_RESOLVING; | |
d19b3bf6 RP |
1731 | if (mpath->flags & MESH_PATH_SN_VALID) |
1732 | pinfo->flags |= NL80211_MPATH_FLAG_SN_VALID; | |
c5dd9c2b LCC |
1733 | if (mpath->flags & MESH_PATH_FIXED) |
1734 | pinfo->flags |= NL80211_MPATH_FLAG_FIXED; | |
7ce8c7a3 LAYS |
1735 | if (mpath->flags & MESH_PATH_RESOLVED) |
1736 | pinfo->flags |= NL80211_MPATH_FLAG_RESOLVED; | |
c5dd9c2b LCC |
1737 | } |
1738 | ||
1739 | static int ieee80211_get_mpath(struct wiphy *wiphy, struct net_device *dev, | |
1740 | u8 *dst, u8 *next_hop, struct mpath_info *pinfo) | |
1741 | ||
1742 | { | |
14db74bc | 1743 | struct ieee80211_sub_if_data *sdata; |
c5dd9c2b LCC |
1744 | struct mesh_path *mpath; |
1745 | ||
14db74bc JB |
1746 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
1747 | ||
c5dd9c2b | 1748 | rcu_read_lock(); |
bf7cd94d | 1749 | mpath = mesh_path_lookup(sdata, dst); |
c5dd9c2b LCC |
1750 | if (!mpath) { |
1751 | rcu_read_unlock(); | |
1752 | return -ENOENT; | |
1753 | } | |
1754 | memcpy(dst, mpath->dst, ETH_ALEN); | |
1755 | mpath_set_pinfo(mpath, next_hop, pinfo); | |
1756 | rcu_read_unlock(); | |
1757 | return 0; | |
1758 | } | |
1759 | ||
1760 | static int ieee80211_dump_mpath(struct wiphy *wiphy, struct net_device *dev, | |
1761 | int idx, u8 *dst, u8 *next_hop, | |
1762 | struct mpath_info *pinfo) | |
1763 | { | |
14db74bc | 1764 | struct ieee80211_sub_if_data *sdata; |
c5dd9c2b LCC |
1765 | struct mesh_path *mpath; |
1766 | ||
14db74bc JB |
1767 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
1768 | ||
c5dd9c2b | 1769 | rcu_read_lock(); |
bf7cd94d | 1770 | mpath = mesh_path_lookup_by_idx(sdata, idx); |
c5dd9c2b LCC |
1771 | if (!mpath) { |
1772 | rcu_read_unlock(); | |
1773 | return -ENOENT; | |
1774 | } | |
1775 | memcpy(dst, mpath->dst, ETH_ALEN); | |
1776 | mpath_set_pinfo(mpath, next_hop, pinfo); | |
1777 | rcu_read_unlock(); | |
1778 | return 0; | |
1779 | } | |
93da9cc1 | 1780 | |
24bdd9f4 | 1781 | static int ieee80211_get_mesh_config(struct wiphy *wiphy, |
93da9cc1 | 1782 | struct net_device *dev, |
1783 | struct mesh_config *conf) | |
1784 | { | |
1785 | struct ieee80211_sub_if_data *sdata; | |
1786 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
1787 | ||
93da9cc1 | 1788 | memcpy(conf, &(sdata->u.mesh.mshcfg), sizeof(struct mesh_config)); |
1789 | return 0; | |
1790 | } | |
1791 | ||
1792 | static inline bool _chg_mesh_attr(enum nl80211_meshconf_params parm, u32 mask) | |
1793 | { | |
1794 | return (mask >> (parm-1)) & 0x1; | |
1795 | } | |
1796 | ||
c80d545d JC |
1797 | static int copy_mesh_setup(struct ieee80211_if_mesh *ifmsh, |
1798 | const struct mesh_setup *setup) | |
1799 | { | |
1800 | u8 *new_ie; | |
1801 | const u8 *old_ie; | |
4bb62344 CYY |
1802 | struct ieee80211_sub_if_data *sdata = container_of(ifmsh, |
1803 | struct ieee80211_sub_if_data, u.mesh); | |
c80d545d | 1804 | |
581a8b0f | 1805 | /* allocate information elements */ |
c80d545d | 1806 | new_ie = NULL; |
581a8b0f | 1807 | old_ie = ifmsh->ie; |
c80d545d | 1808 | |
581a8b0f JC |
1809 | if (setup->ie_len) { |
1810 | new_ie = kmemdup(setup->ie, setup->ie_len, | |
c80d545d JC |
1811 | GFP_KERNEL); |
1812 | if (!new_ie) | |
1813 | return -ENOMEM; | |
1814 | } | |
581a8b0f JC |
1815 | ifmsh->ie_len = setup->ie_len; |
1816 | ifmsh->ie = new_ie; | |
1817 | kfree(old_ie); | |
c80d545d JC |
1818 | |
1819 | /* now copy the rest of the setup parameters */ | |
1820 | ifmsh->mesh_id_len = setup->mesh_id_len; | |
1821 | memcpy(ifmsh->mesh_id, setup->mesh_id, ifmsh->mesh_id_len); | |
d299a1f2 | 1822 | ifmsh->mesh_sp_id = setup->sync_method; |
c80d545d JC |
1823 | ifmsh->mesh_pp_id = setup->path_sel_proto; |
1824 | ifmsh->mesh_pm_id = setup->path_metric; | |
a6dad6a2 | 1825 | ifmsh->user_mpm = setup->user_mpm; |
0d4261ad | 1826 | ifmsh->mesh_auth_id = setup->auth_id; |
b130e5ce JC |
1827 | ifmsh->security = IEEE80211_MESH_SEC_NONE; |
1828 | if (setup->is_authenticated) | |
1829 | ifmsh->security |= IEEE80211_MESH_SEC_AUTHED; | |
1830 | if (setup->is_secure) | |
1831 | ifmsh->security |= IEEE80211_MESH_SEC_SECURED; | |
c80d545d | 1832 | |
4bb62344 CYY |
1833 | /* mcast rate setting in Mesh Node */ |
1834 | memcpy(sdata->vif.bss_conf.mcast_rate, setup->mcast_rate, | |
1835 | sizeof(setup->mcast_rate)); | |
ffb3cf30 | 1836 | sdata->vif.bss_conf.basic_rates = setup->basic_rates; |
4bb62344 | 1837 | |
9bdbf04d MP |
1838 | sdata->vif.bss_conf.beacon_int = setup->beacon_interval; |
1839 | sdata->vif.bss_conf.dtim_period = setup->dtim_period; | |
1840 | ||
c80d545d JC |
1841 | return 0; |
1842 | } | |
1843 | ||
24bdd9f4 | 1844 | static int ieee80211_update_mesh_config(struct wiphy *wiphy, |
29cbe68c JB |
1845 | struct net_device *dev, u32 mask, |
1846 | const struct mesh_config *nconf) | |
93da9cc1 | 1847 | { |
1848 | struct mesh_config *conf; | |
1849 | struct ieee80211_sub_if_data *sdata; | |
63c5723b RP |
1850 | struct ieee80211_if_mesh *ifmsh; |
1851 | ||
93da9cc1 | 1852 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
63c5723b | 1853 | ifmsh = &sdata->u.mesh; |
93da9cc1 | 1854 | |
93da9cc1 | 1855 | /* Set the config options which we are interested in setting */ |
1856 | conf = &(sdata->u.mesh.mshcfg); | |
1857 | if (_chg_mesh_attr(NL80211_MESHCONF_RETRY_TIMEOUT, mask)) | |
1858 | conf->dot11MeshRetryTimeout = nconf->dot11MeshRetryTimeout; | |
1859 | if (_chg_mesh_attr(NL80211_MESHCONF_CONFIRM_TIMEOUT, mask)) | |
1860 | conf->dot11MeshConfirmTimeout = nconf->dot11MeshConfirmTimeout; | |
1861 | if (_chg_mesh_attr(NL80211_MESHCONF_HOLDING_TIMEOUT, mask)) | |
1862 | conf->dot11MeshHoldingTimeout = nconf->dot11MeshHoldingTimeout; | |
1863 | if (_chg_mesh_attr(NL80211_MESHCONF_MAX_PEER_LINKS, mask)) | |
1864 | conf->dot11MeshMaxPeerLinks = nconf->dot11MeshMaxPeerLinks; | |
1865 | if (_chg_mesh_attr(NL80211_MESHCONF_MAX_RETRIES, mask)) | |
1866 | conf->dot11MeshMaxRetries = nconf->dot11MeshMaxRetries; | |
1867 | if (_chg_mesh_attr(NL80211_MESHCONF_TTL, mask)) | |
1868 | conf->dot11MeshTTL = nconf->dot11MeshTTL; | |
45904f21 | 1869 | if (_chg_mesh_attr(NL80211_MESHCONF_ELEMENT_TTL, mask)) |
58886a90 | 1870 | conf->element_ttl = nconf->element_ttl; |
146bb483 TP |
1871 | if (_chg_mesh_attr(NL80211_MESHCONF_AUTO_OPEN_PLINKS, mask)) { |
1872 | if (ifmsh->user_mpm) | |
1873 | return -EBUSY; | |
93da9cc1 | 1874 | conf->auto_open_plinks = nconf->auto_open_plinks; |
146bb483 | 1875 | } |
d299a1f2 JC |
1876 | if (_chg_mesh_attr(NL80211_MESHCONF_SYNC_OFFSET_MAX_NEIGHBOR, mask)) |
1877 | conf->dot11MeshNbrOffsetMaxNeighbor = | |
1878 | nconf->dot11MeshNbrOffsetMaxNeighbor; | |
93da9cc1 | 1879 | if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_MAX_PREQ_RETRIES, mask)) |
1880 | conf->dot11MeshHWMPmaxPREQretries = | |
1881 | nconf->dot11MeshHWMPmaxPREQretries; | |
1882 | if (_chg_mesh_attr(NL80211_MESHCONF_PATH_REFRESH_TIME, mask)) | |
1883 | conf->path_refresh_time = nconf->path_refresh_time; | |
1884 | if (_chg_mesh_attr(NL80211_MESHCONF_MIN_DISCOVERY_TIMEOUT, mask)) | |
1885 | conf->min_discovery_timeout = nconf->min_discovery_timeout; | |
1886 | if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_ACTIVE_PATH_TIMEOUT, mask)) | |
1887 | conf->dot11MeshHWMPactivePathTimeout = | |
1888 | nconf->dot11MeshHWMPactivePathTimeout; | |
1889 | if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_PREQ_MIN_INTERVAL, mask)) | |
1890 | conf->dot11MeshHWMPpreqMinInterval = | |
1891 | nconf->dot11MeshHWMPpreqMinInterval; | |
dca7e943 TP |
1892 | if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_PERR_MIN_INTERVAL, mask)) |
1893 | conf->dot11MeshHWMPperrMinInterval = | |
1894 | nconf->dot11MeshHWMPperrMinInterval; | |
93da9cc1 | 1895 | if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_NET_DIAM_TRVS_TIME, |
1896 | mask)) | |
1897 | conf->dot11MeshHWMPnetDiameterTraversalTime = | |
1898 | nconf->dot11MeshHWMPnetDiameterTraversalTime; | |
63c5723b RP |
1899 | if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_ROOTMODE, mask)) { |
1900 | conf->dot11MeshHWMPRootMode = nconf->dot11MeshHWMPRootMode; | |
1901 | ieee80211_mesh_root_setup(ifmsh); | |
1902 | } | |
16dd7267 | 1903 | if (_chg_mesh_attr(NL80211_MESHCONF_GATE_ANNOUNCEMENTS, mask)) { |
c6133661 TP |
1904 | /* our current gate announcement implementation rides on root |
1905 | * announcements, so require this ifmsh to also be a root node | |
1906 | * */ | |
1907 | if (nconf->dot11MeshGateAnnouncementProtocol && | |
dbb912cd CYY |
1908 | !(conf->dot11MeshHWMPRootMode > IEEE80211_ROOTMODE_ROOT)) { |
1909 | conf->dot11MeshHWMPRootMode = IEEE80211_PROACTIVE_RANN; | |
c6133661 TP |
1910 | ieee80211_mesh_root_setup(ifmsh); |
1911 | } | |
16dd7267 JC |
1912 | conf->dot11MeshGateAnnouncementProtocol = |
1913 | nconf->dot11MeshGateAnnouncementProtocol; | |
1914 | } | |
a4f606ea | 1915 | if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_RANN_INTERVAL, mask)) |
0507e159 JC |
1916 | conf->dot11MeshHWMPRannInterval = |
1917 | nconf->dot11MeshHWMPRannInterval; | |
94f90656 CYY |
1918 | if (_chg_mesh_attr(NL80211_MESHCONF_FORWARDING, mask)) |
1919 | conf->dot11MeshForwarding = nconf->dot11MeshForwarding; | |
55335137 AN |
1920 | if (_chg_mesh_attr(NL80211_MESHCONF_RSSI_THRESHOLD, mask)) { |
1921 | /* our RSSI threshold implementation is supported only for | |
1922 | * devices that report signal in dBm. | |
1923 | */ | |
1924 | if (!(sdata->local->hw.flags & IEEE80211_HW_SIGNAL_DBM)) | |
1925 | return -ENOTSUPP; | |
1926 | conf->rssi_threshold = nconf->rssi_threshold; | |
1927 | } | |
70c33eaa AN |
1928 | if (_chg_mesh_attr(NL80211_MESHCONF_HT_OPMODE, mask)) { |
1929 | conf->ht_opmode = nconf->ht_opmode; | |
1930 | sdata->vif.bss_conf.ht_operation_mode = nconf->ht_opmode; | |
1931 | ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_HT); | |
1932 | } | |
ac1073a6 CYY |
1933 | if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_PATH_TO_ROOT_TIMEOUT, mask)) |
1934 | conf->dot11MeshHWMPactivePathToRootTimeout = | |
1935 | nconf->dot11MeshHWMPactivePathToRootTimeout; | |
1936 | if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_ROOT_INTERVAL, mask)) | |
1937 | conf->dot11MeshHWMProotInterval = | |
1938 | nconf->dot11MeshHWMProotInterval; | |
728b19e5 CYY |
1939 | if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_CONFIRMATION_INTERVAL, mask)) |
1940 | conf->dot11MeshHWMPconfirmationInterval = | |
1941 | nconf->dot11MeshHWMPconfirmationInterval; | |
3f52b7e3 MP |
1942 | if (_chg_mesh_attr(NL80211_MESHCONF_POWER_MODE, mask)) { |
1943 | conf->power_mode = nconf->power_mode; | |
1944 | ieee80211_mps_local_status_update(sdata); | |
1945 | } | |
2b5e1967 | 1946 | if (_chg_mesh_attr(NL80211_MESHCONF_AWAKE_WINDOW, mask)) |
3f52b7e3 MP |
1947 | conf->dot11MeshAwakeWindowDuration = |
1948 | nconf->dot11MeshAwakeWindowDuration; | |
66de6713 CT |
1949 | if (_chg_mesh_attr(NL80211_MESHCONF_PLINK_TIMEOUT, mask)) |
1950 | conf->plink_timeout = nconf->plink_timeout; | |
2b5e1967 | 1951 | ieee80211_mbss_info_change_notify(sdata, BSS_CHANGED_BEACON); |
93da9cc1 | 1952 | return 0; |
1953 | } | |
1954 | ||
29cbe68c JB |
1955 | static int ieee80211_join_mesh(struct wiphy *wiphy, struct net_device *dev, |
1956 | const struct mesh_config *conf, | |
1957 | const struct mesh_setup *setup) | |
1958 | { | |
1959 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
1960 | struct ieee80211_if_mesh *ifmsh = &sdata->u.mesh; | |
c80d545d | 1961 | int err; |
29cbe68c | 1962 | |
c80d545d JC |
1963 | memcpy(&ifmsh->mshcfg, conf, sizeof(struct mesh_config)); |
1964 | err = copy_mesh_setup(ifmsh, setup); | |
1965 | if (err) | |
1966 | return err; | |
cc1d2806 | 1967 | |
04ecd257 JB |
1968 | /* can mesh use other SMPS modes? */ |
1969 | sdata->smps_mode = IEEE80211_SMPS_OFF; | |
1970 | sdata->needed_rx_chains = sdata->local->rx_chains; | |
1971 | ||
34a3740d | 1972 | mutex_lock(&sdata->local->mtx); |
4bf88530 | 1973 | err = ieee80211_vif_use_channel(sdata, &setup->chandef, |
55de908a | 1974 | IEEE80211_CHANCTX_SHARED); |
34a3740d | 1975 | mutex_unlock(&sdata->local->mtx); |
cc1d2806 JB |
1976 | if (err) |
1977 | return err; | |
1978 | ||
2b5e1967 | 1979 | return ieee80211_start_mesh(sdata); |
29cbe68c JB |
1980 | } |
1981 | ||
1982 | static int ieee80211_leave_mesh(struct wiphy *wiphy, struct net_device *dev) | |
1983 | { | |
1984 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
1985 | ||
1986 | ieee80211_stop_mesh(sdata); | |
34a3740d | 1987 | mutex_lock(&sdata->local->mtx); |
55de908a | 1988 | ieee80211_vif_release_channel(sdata); |
34a3740d | 1989 | mutex_unlock(&sdata->local->mtx); |
29cbe68c JB |
1990 | |
1991 | return 0; | |
1992 | } | |
c5dd9c2b LCC |
1993 | #endif |
1994 | ||
9f1ba906 JM |
1995 | static int ieee80211_change_bss(struct wiphy *wiphy, |
1996 | struct net_device *dev, | |
1997 | struct bss_parameters *params) | |
1998 | { | |
55de908a JB |
1999 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
2000 | enum ieee80211_band band; | |
9f1ba906 JM |
2001 | u32 changed = 0; |
2002 | ||
7ca133bc | 2003 | if (!sdata_dereference(sdata->u.ap.beacon, sdata)) |
55de908a JB |
2004 | return -ENOENT; |
2005 | ||
2006 | band = ieee80211_get_sdata_band(sdata); | |
9f1ba906 | 2007 | |
9f1ba906 | 2008 | if (params->use_cts_prot >= 0) { |
bda3933a | 2009 | sdata->vif.bss_conf.use_cts_prot = params->use_cts_prot; |
9f1ba906 JM |
2010 | changed |= BSS_CHANGED_ERP_CTS_PROT; |
2011 | } | |
2012 | if (params->use_short_preamble >= 0) { | |
bda3933a | 2013 | sdata->vif.bss_conf.use_short_preamble = |
9f1ba906 JM |
2014 | params->use_short_preamble; |
2015 | changed |= BSS_CHANGED_ERP_PREAMBLE; | |
2016 | } | |
43d35343 FF |
2017 | |
2018 | if (!sdata->vif.bss_conf.use_short_slot && | |
55de908a | 2019 | band == IEEE80211_BAND_5GHZ) { |
43d35343 FF |
2020 | sdata->vif.bss_conf.use_short_slot = true; |
2021 | changed |= BSS_CHANGED_ERP_SLOT; | |
2022 | } | |
2023 | ||
9f1ba906 | 2024 | if (params->use_short_slot_time >= 0) { |
bda3933a | 2025 | sdata->vif.bss_conf.use_short_slot = |
9f1ba906 JM |
2026 | params->use_short_slot_time; |
2027 | changed |= BSS_CHANGED_ERP_SLOT; | |
2028 | } | |
2029 | ||
90c97a04 | 2030 | if (params->basic_rates) { |
2103dec1 SW |
2031 | ieee80211_parse_bitrates(&sdata->vif.bss_conf.chandef, |
2032 | wiphy->bands[band], | |
2033 | params->basic_rates, | |
2034 | params->basic_rates_len, | |
2035 | &sdata->vif.bss_conf.basic_rates); | |
90c97a04 JM |
2036 | changed |= BSS_CHANGED_BASIC_RATES; |
2037 | } | |
2038 | ||
7b7b5e56 FF |
2039 | if (params->ap_isolate >= 0) { |
2040 | if (params->ap_isolate) | |
2041 | sdata->flags |= IEEE80211_SDATA_DONT_BRIDGE_PACKETS; | |
2042 | else | |
2043 | sdata->flags &= ~IEEE80211_SDATA_DONT_BRIDGE_PACKETS; | |
2044 | } | |
2045 | ||
80d7e403 HS |
2046 | if (params->ht_opmode >= 0) { |
2047 | sdata->vif.bss_conf.ht_operation_mode = | |
2048 | (u16) params->ht_opmode; | |
2049 | changed |= BSS_CHANGED_HT; | |
2050 | } | |
2051 | ||
339afbf4 | 2052 | if (params->p2p_ctwindow >= 0) { |
67baf663 JD |
2053 | sdata->vif.bss_conf.p2p_noa_attr.oppps_ctwindow &= |
2054 | ~IEEE80211_P2P_OPPPS_CTWINDOW_MASK; | |
2055 | sdata->vif.bss_conf.p2p_noa_attr.oppps_ctwindow |= | |
2056 | params->p2p_ctwindow & IEEE80211_P2P_OPPPS_CTWINDOW_MASK; | |
339afbf4 JB |
2057 | changed |= BSS_CHANGED_P2P_PS; |
2058 | } | |
2059 | ||
67baf663 JD |
2060 | if (params->p2p_opp_ps > 0) { |
2061 | sdata->vif.bss_conf.p2p_noa_attr.oppps_ctwindow |= | |
2062 | IEEE80211_P2P_OPPPS_ENABLE_BIT; | |
2063 | changed |= BSS_CHANGED_P2P_PS; | |
2064 | } else if (params->p2p_opp_ps == 0) { | |
2065 | sdata->vif.bss_conf.p2p_noa_attr.oppps_ctwindow &= | |
2066 | ~IEEE80211_P2P_OPPPS_ENABLE_BIT; | |
339afbf4 JB |
2067 | changed |= BSS_CHANGED_P2P_PS; |
2068 | } | |
2069 | ||
9f1ba906 JM |
2070 | ieee80211_bss_info_change_notify(sdata, changed); |
2071 | ||
2072 | return 0; | |
2073 | } | |
2074 | ||
31888487 | 2075 | static int ieee80211_set_txq_params(struct wiphy *wiphy, |
f70f01c2 | 2076 | struct net_device *dev, |
31888487 JM |
2077 | struct ieee80211_txq_params *params) |
2078 | { | |
2079 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
f6f3def3 | 2080 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
31888487 JM |
2081 | struct ieee80211_tx_queue_params p; |
2082 | ||
2083 | if (!local->ops->conf_tx) | |
2084 | return -EOPNOTSUPP; | |
2085 | ||
54bcbc69 JB |
2086 | if (local->hw.queues < IEEE80211_NUM_ACS) |
2087 | return -EOPNOTSUPP; | |
2088 | ||
31888487 JM |
2089 | memset(&p, 0, sizeof(p)); |
2090 | p.aifs = params->aifs; | |
2091 | p.cw_max = params->cwmax; | |
2092 | p.cw_min = params->cwmin; | |
2093 | p.txop = params->txop; | |
ab13315a KV |
2094 | |
2095 | /* | |
2096 | * Setting tx queue params disables u-apsd because it's only | |
2097 | * called in master mode. | |
2098 | */ | |
2099 | p.uapsd = false; | |
2100 | ||
a3304b0a JB |
2101 | sdata->tx_conf[params->ac] = p; |
2102 | if (drv_conf_tx(local, sdata, params->ac, &p)) { | |
0fb9a9ec | 2103 | wiphy_debug(local->hw.wiphy, |
a3304b0a JB |
2104 | "failed to set TX queue parameters for AC %d\n", |
2105 | params->ac); | |
31888487 JM |
2106 | return -EINVAL; |
2107 | } | |
2108 | ||
7d25745d JB |
2109 | ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_QOS); |
2110 | ||
31888487 JM |
2111 | return 0; |
2112 | } | |
2113 | ||
665af4fc | 2114 | #ifdef CONFIG_PM |
ff1b6e69 JB |
2115 | static int ieee80211_suspend(struct wiphy *wiphy, |
2116 | struct cfg80211_wowlan *wowlan) | |
665af4fc | 2117 | { |
eecc4800 | 2118 | return __ieee80211_suspend(wiphy_priv(wiphy), wowlan); |
665af4fc BC |
2119 | } |
2120 | ||
2121 | static int ieee80211_resume(struct wiphy *wiphy) | |
2122 | { | |
2123 | return __ieee80211_resume(wiphy_priv(wiphy)); | |
2124 | } | |
2125 | #else | |
2126 | #define ieee80211_suspend NULL | |
2127 | #define ieee80211_resume NULL | |
2128 | #endif | |
2129 | ||
2a519311 | 2130 | static int ieee80211_scan(struct wiphy *wiphy, |
2a519311 JB |
2131 | struct cfg80211_scan_request *req) |
2132 | { | |
fd014284 JB |
2133 | struct ieee80211_sub_if_data *sdata; |
2134 | ||
2135 | sdata = IEEE80211_WDEV_TO_SUB_IF(req->wdev); | |
2a519311 | 2136 | |
2ca27bcf JB |
2137 | switch (ieee80211_vif_type_p2p(&sdata->vif)) { |
2138 | case NL80211_IFTYPE_STATION: | |
2139 | case NL80211_IFTYPE_ADHOC: | |
2140 | case NL80211_IFTYPE_MESH_POINT: | |
2141 | case NL80211_IFTYPE_P2P_CLIENT: | |
f142c6b9 | 2142 | case NL80211_IFTYPE_P2P_DEVICE: |
2ca27bcf JB |
2143 | break; |
2144 | case NL80211_IFTYPE_P2P_GO: | |
2145 | if (sdata->local->ops->hw_scan) | |
2146 | break; | |
e9d7732e JB |
2147 | /* |
2148 | * FIXME: implement NoA while scanning in software, | |
2149 | * for now fall through to allow scanning only when | |
2150 | * beaconing hasn't been configured yet | |
2151 | */ | |
2ca27bcf | 2152 | case NL80211_IFTYPE_AP: |
5c95b940 AQ |
2153 | /* |
2154 | * If the scan has been forced (and the driver supports | |
2155 | * forcing), don't care about being beaconing already. | |
2156 | * This will create problems to the attached stations (e.g. all | |
2157 | * the frames sent while scanning on other channel will be | |
2158 | * lost) | |
2159 | */ | |
2160 | if (sdata->u.ap.beacon && | |
2161 | (!(wiphy->features & NL80211_FEATURE_AP_SCAN) || | |
2162 | !(req->flags & NL80211_SCAN_FLAG_AP))) | |
2ca27bcf JB |
2163 | return -EOPNOTSUPP; |
2164 | break; | |
2165 | default: | |
2166 | return -EOPNOTSUPP; | |
2167 | } | |
2a519311 JB |
2168 | |
2169 | return ieee80211_request_scan(sdata, req); | |
2170 | } | |
2171 | ||
79f460ca LC |
2172 | static int |
2173 | ieee80211_sched_scan_start(struct wiphy *wiphy, | |
2174 | struct net_device *dev, | |
2175 | struct cfg80211_sched_scan_request *req) | |
2176 | { | |
2177 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
2178 | ||
2179 | if (!sdata->local->ops->sched_scan_start) | |
2180 | return -EOPNOTSUPP; | |
2181 | ||
2182 | return ieee80211_request_sched_scan_start(sdata, req); | |
2183 | } | |
2184 | ||
2185 | static int | |
85a9994a | 2186 | ieee80211_sched_scan_stop(struct wiphy *wiphy, struct net_device *dev) |
79f460ca LC |
2187 | { |
2188 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
2189 | ||
2190 | if (!sdata->local->ops->sched_scan_stop) | |
2191 | return -EOPNOTSUPP; | |
2192 | ||
85a9994a | 2193 | return ieee80211_request_sched_scan_stop(sdata); |
79f460ca LC |
2194 | } |
2195 | ||
636a5d36 JM |
2196 | static int ieee80211_auth(struct wiphy *wiphy, struct net_device *dev, |
2197 | struct cfg80211_auth_request *req) | |
2198 | { | |
77fdaa12 | 2199 | return ieee80211_mgd_auth(IEEE80211_DEV_TO_SUB_IF(dev), req); |
636a5d36 JM |
2200 | } |
2201 | ||
2202 | static int ieee80211_assoc(struct wiphy *wiphy, struct net_device *dev, | |
2203 | struct cfg80211_assoc_request *req) | |
2204 | { | |
77fdaa12 | 2205 | return ieee80211_mgd_assoc(IEEE80211_DEV_TO_SUB_IF(dev), req); |
636a5d36 JM |
2206 | } |
2207 | ||
2208 | static int ieee80211_deauth(struct wiphy *wiphy, struct net_device *dev, | |
63c9c5e7 | 2209 | struct cfg80211_deauth_request *req) |
636a5d36 | 2210 | { |
63c9c5e7 | 2211 | return ieee80211_mgd_deauth(IEEE80211_DEV_TO_SUB_IF(dev), req); |
636a5d36 JM |
2212 | } |
2213 | ||
2214 | static int ieee80211_disassoc(struct wiphy *wiphy, struct net_device *dev, | |
63c9c5e7 | 2215 | struct cfg80211_disassoc_request *req) |
636a5d36 | 2216 | { |
63c9c5e7 | 2217 | return ieee80211_mgd_disassoc(IEEE80211_DEV_TO_SUB_IF(dev), req); |
636a5d36 JM |
2218 | } |
2219 | ||
af8cdcd8 JB |
2220 | static int ieee80211_join_ibss(struct wiphy *wiphy, struct net_device *dev, |
2221 | struct cfg80211_ibss_params *params) | |
2222 | { | |
55de908a | 2223 | return ieee80211_ibss_join(IEEE80211_DEV_TO_SUB_IF(dev), params); |
af8cdcd8 JB |
2224 | } |
2225 | ||
2226 | static int ieee80211_leave_ibss(struct wiphy *wiphy, struct net_device *dev) | |
2227 | { | |
55de908a | 2228 | return ieee80211_ibss_leave(IEEE80211_DEV_TO_SUB_IF(dev)); |
af8cdcd8 JB |
2229 | } |
2230 | ||
391e53e3 AQ |
2231 | static int ieee80211_set_mcast_rate(struct wiphy *wiphy, struct net_device *dev, |
2232 | int rate[IEEE80211_NUM_BANDS]) | |
2233 | { | |
2234 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
2235 | ||
9887dbf5 CD |
2236 | memcpy(sdata->vif.bss_conf.mcast_rate, rate, |
2237 | sizeof(int) * IEEE80211_NUM_BANDS); | |
391e53e3 AQ |
2238 | |
2239 | return 0; | |
2240 | } | |
2241 | ||
b9a5f8ca JM |
2242 | static int ieee80211_set_wiphy_params(struct wiphy *wiphy, u32 changed) |
2243 | { | |
2244 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
24487981 | 2245 | int err; |
b9a5f8ca | 2246 | |
f23a4780 AN |
2247 | if (changed & WIPHY_PARAM_FRAG_THRESHOLD) { |
2248 | err = drv_set_frag_threshold(local, wiphy->frag_threshold); | |
2249 | ||
2250 | if (err) | |
2251 | return err; | |
2252 | } | |
2253 | ||
310bc676 LT |
2254 | if (changed & WIPHY_PARAM_COVERAGE_CLASS) { |
2255 | err = drv_set_coverage_class(local, wiphy->coverage_class); | |
2256 | ||
2257 | if (err) | |
2258 | return err; | |
2259 | } | |
2260 | ||
b9a5f8ca | 2261 | if (changed & WIPHY_PARAM_RTS_THRESHOLD) { |
24487981 | 2262 | err = drv_set_rts_threshold(local, wiphy->rts_threshold); |
b9a5f8ca | 2263 | |
24487981 JB |
2264 | if (err) |
2265 | return err; | |
b9a5f8ca JM |
2266 | } |
2267 | ||
8bc83c24 JB |
2268 | if (changed & WIPHY_PARAM_RETRY_SHORT) { |
2269 | if (wiphy->retry_short > IEEE80211_MAX_TX_RETRY) | |
2270 | return -EINVAL; | |
b9a5f8ca | 2271 | local->hw.conf.short_frame_max_tx_count = wiphy->retry_short; |
8bc83c24 JB |
2272 | } |
2273 | if (changed & WIPHY_PARAM_RETRY_LONG) { | |
2274 | if (wiphy->retry_long > IEEE80211_MAX_TX_RETRY) | |
2275 | return -EINVAL; | |
b9a5f8ca | 2276 | local->hw.conf.long_frame_max_tx_count = wiphy->retry_long; |
8bc83c24 | 2277 | } |
b9a5f8ca JM |
2278 | if (changed & |
2279 | (WIPHY_PARAM_RETRY_SHORT | WIPHY_PARAM_RETRY_LONG)) | |
2280 | ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_RETRY_LIMITS); | |
2281 | ||
2282 | return 0; | |
2283 | } | |
2284 | ||
7643a2c3 | 2285 | static int ieee80211_set_tx_power(struct wiphy *wiphy, |
c8442118 | 2286 | struct wireless_dev *wdev, |
fa61cf70 | 2287 | enum nl80211_tx_power_setting type, int mbm) |
7643a2c3 JB |
2288 | { |
2289 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
1ea6f9c0 | 2290 | struct ieee80211_sub_if_data *sdata; |
7643a2c3 | 2291 | |
1ea6f9c0 JB |
2292 | if (wdev) { |
2293 | sdata = IEEE80211_WDEV_TO_SUB_IF(wdev); | |
2294 | ||
2295 | switch (type) { | |
2296 | case NL80211_TX_POWER_AUTOMATIC: | |
2297 | sdata->user_power_level = IEEE80211_UNSET_POWER_LEVEL; | |
2298 | break; | |
2299 | case NL80211_TX_POWER_LIMITED: | |
2300 | case NL80211_TX_POWER_FIXED: | |
2301 | if (mbm < 0 || (mbm % 100)) | |
2302 | return -EOPNOTSUPP; | |
2303 | sdata->user_power_level = MBM_TO_DBM(mbm); | |
2304 | break; | |
2305 | } | |
2306 | ||
2307 | ieee80211_recalc_txpower(sdata); | |
2308 | ||
2309 | return 0; | |
2310 | } | |
55de908a | 2311 | |
7643a2c3 | 2312 | switch (type) { |
fa61cf70 | 2313 | case NL80211_TX_POWER_AUTOMATIC: |
1ea6f9c0 | 2314 | local->user_power_level = IEEE80211_UNSET_POWER_LEVEL; |
7643a2c3 | 2315 | break; |
fa61cf70 | 2316 | case NL80211_TX_POWER_LIMITED: |
fa61cf70 JO |
2317 | case NL80211_TX_POWER_FIXED: |
2318 | if (mbm < 0 || (mbm % 100)) | |
2319 | return -EOPNOTSUPP; | |
fa61cf70 | 2320 | local->user_power_level = MBM_TO_DBM(mbm); |
7643a2c3 | 2321 | break; |
7643a2c3 JB |
2322 | } |
2323 | ||
1ea6f9c0 JB |
2324 | mutex_lock(&local->iflist_mtx); |
2325 | list_for_each_entry(sdata, &local->interfaces, list) | |
2326 | sdata->user_power_level = local->user_power_level; | |
2327 | list_for_each_entry(sdata, &local->interfaces, list) | |
2328 | ieee80211_recalc_txpower(sdata); | |
2329 | mutex_unlock(&local->iflist_mtx); | |
7643a2c3 JB |
2330 | |
2331 | return 0; | |
2332 | } | |
2333 | ||
c8442118 JB |
2334 | static int ieee80211_get_tx_power(struct wiphy *wiphy, |
2335 | struct wireless_dev *wdev, | |
2336 | int *dbm) | |
7643a2c3 JB |
2337 | { |
2338 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
1ea6f9c0 | 2339 | struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev); |
7643a2c3 | 2340 | |
1ea6f9c0 JB |
2341 | if (!local->use_chanctx) |
2342 | *dbm = local->hw.conf.power_level; | |
2343 | else | |
2344 | *dbm = sdata->vif.bss_conf.txpower; | |
7643a2c3 | 2345 | |
7643a2c3 JB |
2346 | return 0; |
2347 | } | |
2348 | ||
ab737a4f | 2349 | static int ieee80211_set_wds_peer(struct wiphy *wiphy, struct net_device *dev, |
388ac775 | 2350 | const u8 *addr) |
ab737a4f JB |
2351 | { |
2352 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
2353 | ||
2354 | memcpy(&sdata->u.wds.remote_addr, addr, ETH_ALEN); | |
2355 | ||
2356 | return 0; | |
2357 | } | |
2358 | ||
1f87f7d3 JB |
2359 | static void ieee80211_rfkill_poll(struct wiphy *wiphy) |
2360 | { | |
2361 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
2362 | ||
2363 | drv_rfkill_poll(local); | |
2364 | } | |
2365 | ||
aff89a9b | 2366 | #ifdef CONFIG_NL80211_TESTMODE |
fc73f11f DS |
2367 | static int ieee80211_testmode_cmd(struct wiphy *wiphy, |
2368 | struct wireless_dev *wdev, | |
2369 | void *data, int len) | |
aff89a9b JB |
2370 | { |
2371 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
52981cd7 | 2372 | struct ieee80211_vif *vif = NULL; |
aff89a9b JB |
2373 | |
2374 | if (!local->ops->testmode_cmd) | |
2375 | return -EOPNOTSUPP; | |
2376 | ||
52981cd7 DS |
2377 | if (wdev) { |
2378 | struct ieee80211_sub_if_data *sdata; | |
2379 | ||
2380 | sdata = IEEE80211_WDEV_TO_SUB_IF(wdev); | |
2381 | if (sdata->flags & IEEE80211_SDATA_IN_DRIVER) | |
2382 | vif = &sdata->vif; | |
2383 | } | |
2384 | ||
2385 | return local->ops->testmode_cmd(&local->hw, vif, data, len); | |
aff89a9b | 2386 | } |
71063f0e WYG |
2387 | |
2388 | static int ieee80211_testmode_dump(struct wiphy *wiphy, | |
2389 | struct sk_buff *skb, | |
2390 | struct netlink_callback *cb, | |
2391 | void *data, int len) | |
2392 | { | |
2393 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
2394 | ||
2395 | if (!local->ops->testmode_dump) | |
2396 | return -EOPNOTSUPP; | |
2397 | ||
2398 | return local->ops->testmode_dump(&local->hw, skb, cb, data, len); | |
2399 | } | |
aff89a9b JB |
2400 | #endif |
2401 | ||
687da132 EG |
2402 | int __ieee80211_request_smps_ap(struct ieee80211_sub_if_data *sdata, |
2403 | enum ieee80211_smps_mode smps_mode) | |
2404 | { | |
2405 | struct sta_info *sta; | |
2406 | enum ieee80211_smps_mode old_req; | |
2407 | int i; | |
2408 | ||
2409 | if (WARN_ON_ONCE(sdata->vif.type != NL80211_IFTYPE_AP)) | |
2410 | return -EINVAL; | |
2411 | ||
2412 | if (sdata->vif.bss_conf.chandef.width == NL80211_CHAN_WIDTH_20_NOHT) | |
2413 | return 0; | |
2414 | ||
2415 | old_req = sdata->u.ap.req_smps; | |
2416 | sdata->u.ap.req_smps = smps_mode; | |
2417 | ||
2418 | /* AUTOMATIC doesn't mean much for AP - don't allow it */ | |
2419 | if (old_req == smps_mode || | |
2420 | smps_mode == IEEE80211_SMPS_AUTOMATIC) | |
2421 | return 0; | |
2422 | ||
2423 | /* If no associated stations, there's no need to do anything */ | |
2424 | if (!atomic_read(&sdata->u.ap.num_mcast_sta)) { | |
2425 | sdata->smps_mode = smps_mode; | |
2426 | ieee80211_queue_work(&sdata->local->hw, &sdata->recalc_smps); | |
2427 | return 0; | |
2428 | } | |
2429 | ||
2430 | ht_dbg(sdata, | |
2431 | "SMSP %d requested in AP mode, sending Action frame to %d stations\n", | |
2432 | smps_mode, atomic_read(&sdata->u.ap.num_mcast_sta)); | |
2433 | ||
2434 | mutex_lock(&sdata->local->sta_mtx); | |
2435 | for (i = 0; i < STA_HASH_SIZE; i++) { | |
2436 | for (sta = rcu_dereference_protected(sdata->local->sta_hash[i], | |
2437 | lockdep_is_held(&sdata->local->sta_mtx)); | |
2438 | sta; | |
2439 | sta = rcu_dereference_protected(sta->hnext, | |
2440 | lockdep_is_held(&sdata->local->sta_mtx))) { | |
2441 | /* | |
2442 | * Only stations associated to our AP and | |
2443 | * associated VLANs | |
2444 | */ | |
2445 | if (sta->sdata->bss != &sdata->u.ap) | |
2446 | continue; | |
2447 | ||
2448 | /* This station doesn't support MIMO - skip it */ | |
2449 | if (sta_info_tx_streams(sta) == 1) | |
2450 | continue; | |
2451 | ||
2452 | /* | |
2453 | * Don't wake up a STA just to send the action frame | |
2454 | * unless we are getting more restrictive. | |
2455 | */ | |
2456 | if (test_sta_flag(sta, WLAN_STA_PS_STA) && | |
2457 | !ieee80211_smps_is_restrictive(sta->known_smps_mode, | |
2458 | smps_mode)) { | |
2459 | ht_dbg(sdata, | |
2460 | "Won't send SMPS to sleeping STA %pM\n", | |
2461 | sta->sta.addr); | |
2462 | continue; | |
2463 | } | |
2464 | ||
2465 | /* | |
2466 | * If the STA is not authorized, wait until it gets | |
2467 | * authorized and the action frame will be sent then. | |
2468 | */ | |
2469 | if (!test_sta_flag(sta, WLAN_STA_AUTHORIZED)) | |
2470 | continue; | |
2471 | ||
2472 | ht_dbg(sdata, "Sending SMPS to %pM\n", sta->sta.addr); | |
2473 | ieee80211_send_smps_action(sdata, smps_mode, | |
2474 | sta->sta.addr, | |
2475 | sdata->vif.bss_conf.bssid); | |
2476 | } | |
2477 | } | |
2478 | mutex_unlock(&sdata->local->sta_mtx); | |
2479 | ||
2480 | sdata->smps_mode = smps_mode; | |
2481 | ieee80211_queue_work(&sdata->local->hw, &sdata->recalc_smps); | |
2482 | ||
2483 | return 0; | |
2484 | } | |
2485 | ||
2486 | int __ieee80211_request_smps_mgd(struct ieee80211_sub_if_data *sdata, | |
2487 | enum ieee80211_smps_mode smps_mode) | |
0f78231b JB |
2488 | { |
2489 | const u8 *ap; | |
2490 | enum ieee80211_smps_mode old_req; | |
2491 | int err; | |
2492 | ||
8d61ffa5 | 2493 | lockdep_assert_held(&sdata->wdev.mtx); |
243e6df4 | 2494 | |
687da132 EG |
2495 | if (WARN_ON_ONCE(sdata->vif.type != NL80211_IFTYPE_STATION)) |
2496 | return -EINVAL; | |
2497 | ||
0f78231b JB |
2498 | old_req = sdata->u.mgd.req_smps; |
2499 | sdata->u.mgd.req_smps = smps_mode; | |
2500 | ||
2501 | if (old_req == smps_mode && | |
2502 | smps_mode != IEEE80211_SMPS_AUTOMATIC) | |
2503 | return 0; | |
2504 | ||
2505 | /* | |
2506 | * If not associated, or current association is not an HT | |
04ecd257 JB |
2507 | * association, there's no need to do anything, just store |
2508 | * the new value until we associate. | |
0f78231b JB |
2509 | */ |
2510 | if (!sdata->u.mgd.associated || | |
4bf88530 | 2511 | sdata->vif.bss_conf.chandef.width == NL80211_CHAN_WIDTH_20_NOHT) |
0f78231b | 2512 | return 0; |
0f78231b | 2513 | |
0c1ad2ca | 2514 | ap = sdata->u.mgd.associated->bssid; |
0f78231b JB |
2515 | |
2516 | if (smps_mode == IEEE80211_SMPS_AUTOMATIC) { | |
2517 | if (sdata->u.mgd.powersave) | |
2518 | smps_mode = IEEE80211_SMPS_DYNAMIC; | |
2519 | else | |
2520 | smps_mode = IEEE80211_SMPS_OFF; | |
2521 | } | |
2522 | ||
2523 | /* send SM PS frame to AP */ | |
2524 | err = ieee80211_send_smps_action(sdata, smps_mode, | |
2525 | ap, ap); | |
2526 | if (err) | |
2527 | sdata->u.mgd.req_smps = old_req; | |
2528 | ||
2529 | return err; | |
2530 | } | |
2531 | ||
bc92afd9 JB |
2532 | static int ieee80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *dev, |
2533 | bool enabled, int timeout) | |
2534 | { | |
2535 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
2536 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
bc92afd9 | 2537 | |
2d3db210 | 2538 | if (sdata->vif.type != NL80211_IFTYPE_STATION) |
e5de30c9 BP |
2539 | return -EOPNOTSUPP; |
2540 | ||
bc92afd9 JB |
2541 | if (!(local->hw.flags & IEEE80211_HW_SUPPORTS_PS)) |
2542 | return -EOPNOTSUPP; | |
2543 | ||
2544 | if (enabled == sdata->u.mgd.powersave && | |
ff616381 | 2545 | timeout == local->dynamic_ps_forced_timeout) |
bc92afd9 JB |
2546 | return 0; |
2547 | ||
2548 | sdata->u.mgd.powersave = enabled; | |
ff616381 | 2549 | local->dynamic_ps_forced_timeout = timeout; |
bc92afd9 | 2550 | |
0f78231b | 2551 | /* no change, but if automatic follow powersave */ |
ed405be5 | 2552 | sdata_lock(sdata); |
687da132 | 2553 | __ieee80211_request_smps_mgd(sdata, sdata->u.mgd.req_smps); |
ed405be5 | 2554 | sdata_unlock(sdata); |
0f78231b | 2555 | |
bc92afd9 JB |
2556 | if (local->hw.flags & IEEE80211_HW_SUPPORTS_DYNAMIC_PS) |
2557 | ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_PS); | |
2558 | ||
2559 | ieee80211_recalc_ps(local, -1); | |
ab095877 | 2560 | ieee80211_recalc_ps_vif(sdata); |
bc92afd9 JB |
2561 | |
2562 | return 0; | |
2563 | } | |
2564 | ||
a97c13c3 JO |
2565 | static int ieee80211_set_cqm_rssi_config(struct wiphy *wiphy, |
2566 | struct net_device *dev, | |
2567 | s32 rssi_thold, u32 rssi_hyst) | |
2568 | { | |
2569 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
a97c13c3 JO |
2570 | struct ieee80211_vif *vif = &sdata->vif; |
2571 | struct ieee80211_bss_conf *bss_conf = &vif->bss_conf; | |
2572 | ||
a97c13c3 JO |
2573 | if (rssi_thold == bss_conf->cqm_rssi_thold && |
2574 | rssi_hyst == bss_conf->cqm_rssi_hyst) | |
2575 | return 0; | |
2576 | ||
2577 | bss_conf->cqm_rssi_thold = rssi_thold; | |
2578 | bss_conf->cqm_rssi_hyst = rssi_hyst; | |
2579 | ||
2580 | /* tell the driver upon association, unless already associated */ | |
ea086359 JB |
2581 | if (sdata->u.mgd.associated && |
2582 | sdata->vif.driver_flags & IEEE80211_VIF_SUPPORTS_CQM_RSSI) | |
a97c13c3 JO |
2583 | ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_CQM); |
2584 | ||
2585 | return 0; | |
2586 | } | |
2587 | ||
9930380f JB |
2588 | static int ieee80211_set_bitrate_mask(struct wiphy *wiphy, |
2589 | struct net_device *dev, | |
2590 | const u8 *addr, | |
2591 | const struct cfg80211_bitrate_mask *mask) | |
2592 | { | |
2593 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
2594 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
bdbfd6b5 | 2595 | int i, ret; |
2c7e6bc9 | 2596 | |
554a43d5 EP |
2597 | if (!ieee80211_sdata_running(sdata)) |
2598 | return -ENETDOWN; | |
2599 | ||
bdbfd6b5 SM |
2600 | if (local->hw.flags & IEEE80211_HW_HAS_RATE_CONTROL) { |
2601 | ret = drv_set_bitrate_mask(local, sdata, mask); | |
2602 | if (ret) | |
2603 | return ret; | |
2604 | } | |
9930380f | 2605 | |
19468413 | 2606 | for (i = 0; i < IEEE80211_NUM_BANDS; i++) { |
2ffbe6d3 FF |
2607 | struct ieee80211_supported_band *sband = wiphy->bands[i]; |
2608 | int j; | |
2609 | ||
37eb0b16 | 2610 | sdata->rc_rateidx_mask[i] = mask->control[i].legacy; |
d1e33e65 JD |
2611 | memcpy(sdata->rc_rateidx_mcs_mask[i], mask->control[i].ht_mcs, |
2612 | sizeof(mask->control[i].ht_mcs)); | |
2ffbe6d3 FF |
2613 | |
2614 | sdata->rc_has_mcs_mask[i] = false; | |
2615 | if (!sband) | |
2616 | continue; | |
2617 | ||
2618 | for (j = 0; j < IEEE80211_HT_MCS_MASK_LEN; j++) | |
2619 | if (~sdata->rc_rateidx_mcs_mask[i][j]) { | |
2620 | sdata->rc_has_mcs_mask[i] = true; | |
2621 | break; | |
2622 | } | |
19468413 | 2623 | } |
9930380f | 2624 | |
37eb0b16 | 2625 | return 0; |
9930380f JB |
2626 | } |
2627 | ||
2eb278e0 JB |
2628 | static int ieee80211_start_roc_work(struct ieee80211_local *local, |
2629 | struct ieee80211_sub_if_data *sdata, | |
2630 | struct ieee80211_channel *channel, | |
2eb278e0 | 2631 | unsigned int duration, u64 *cookie, |
d339d5ca IP |
2632 | struct sk_buff *txskb, |
2633 | enum ieee80211_roc_type type) | |
2eb278e0 JB |
2634 | { |
2635 | struct ieee80211_roc_work *roc, *tmp; | |
2636 | bool queued = false; | |
21f83589 | 2637 | int ret; |
21f83589 JB |
2638 | |
2639 | lockdep_assert_held(&local->mtx); | |
2640 | ||
fe57d9f5 JB |
2641 | if (local->use_chanctx && !local->ops->remain_on_channel) |
2642 | return -EOPNOTSUPP; | |
2643 | ||
2eb278e0 JB |
2644 | roc = kzalloc(sizeof(*roc), GFP_KERNEL); |
2645 | if (!roc) | |
2646 | return -ENOMEM; | |
2647 | ||
2fae062e IP |
2648 | /* |
2649 | * If the duration is zero, then the driver | |
2650 | * wouldn't actually do anything. Set it to | |
2651 | * 10 for now. | |
2652 | * | |
2653 | * TODO: cancel the off-channel operation | |
2654 | * when we get the SKB's TX status and | |
2655 | * the wait time was zero before. | |
2656 | */ | |
2657 | if (!duration) | |
2658 | duration = 10; | |
2659 | ||
2eb278e0 | 2660 | roc->chan = channel; |
2eb278e0 JB |
2661 | roc->duration = duration; |
2662 | roc->req_duration = duration; | |
2663 | roc->frame = txskb; | |
d339d5ca | 2664 | roc->type = type; |
2eb278e0 JB |
2665 | roc->mgmt_tx_cookie = (unsigned long)txskb; |
2666 | roc->sdata = sdata; | |
2667 | INIT_DELAYED_WORK(&roc->work, ieee80211_sw_roc_work); | |
2668 | INIT_LIST_HEAD(&roc->dependents); | |
2669 | ||
2f617435 EP |
2670 | /* |
2671 | * cookie is either the roc cookie (for normal roc) | |
2672 | * or the SKB (for mgmt TX) | |
2673 | */ | |
2674 | if (!txskb) { | |
2675 | /* local->mtx protects this */ | |
2676 | local->roc_cookie_counter++; | |
2677 | roc->cookie = local->roc_cookie_counter; | |
2678 | /* wow, you wrapped 64 bits ... more likely a bug */ | |
2679 | if (WARN_ON(roc->cookie == 0)) { | |
2680 | roc->cookie = 1; | |
2681 | local->roc_cookie_counter++; | |
2682 | } | |
2683 | *cookie = roc->cookie; | |
2684 | } else { | |
2685 | *cookie = (unsigned long)txskb; | |
2686 | } | |
2687 | ||
2eb278e0 | 2688 | /* if there's one pending or we're scanning, queue this one */ |
164eb02d SW |
2689 | if (!list_empty(&local->roc_list) || |
2690 | local->scanning || local->radar_detect_enabled) | |
2eb278e0 JB |
2691 | goto out_check_combine; |
2692 | ||
2693 | /* if not HW assist, just queue & schedule work */ | |
2694 | if (!local->ops->remain_on_channel) { | |
2695 | ieee80211_queue_delayed_work(&local->hw, &roc->work, 0); | |
2696 | goto out_queue; | |
2697 | } | |
2698 | ||
2699 | /* otherwise actually kick it off here (for error handling) */ | |
2700 | ||
d339d5ca | 2701 | ret = drv_remain_on_channel(local, sdata, channel, duration, type); |
21f83589 | 2702 | if (ret) { |
2eb278e0 JB |
2703 | kfree(roc); |
2704 | return ret; | |
21f83589 JB |
2705 | } |
2706 | ||
2eb278e0 JB |
2707 | roc->started = true; |
2708 | goto out_queue; | |
2709 | ||
2710 | out_check_combine: | |
2711 | list_for_each_entry(tmp, &local->roc_list, list) { | |
42d97a59 | 2712 | if (tmp->chan != channel || tmp->sdata != sdata) |
2eb278e0 JB |
2713 | continue; |
2714 | ||
2715 | /* | |
2716 | * Extend this ROC if possible: | |
2717 | * | |
2718 | * If it hasn't started yet, just increase the duration | |
2719 | * and add the new one to the list of dependents. | |
d339d5ca IP |
2720 | * If the type of the new ROC has higher priority, modify the |
2721 | * type of the previous one to match that of the new one. | |
2eb278e0 JB |
2722 | */ |
2723 | if (!tmp->started) { | |
2724 | list_add_tail(&roc->list, &tmp->dependents); | |
2725 | tmp->duration = max(tmp->duration, roc->duration); | |
d339d5ca | 2726 | tmp->type = max(tmp->type, roc->type); |
2eb278e0 JB |
2727 | queued = true; |
2728 | break; | |
2729 | } | |
2730 | ||
2731 | /* If it has already started, it's more difficult ... */ | |
2732 | if (local->ops->remain_on_channel) { | |
2733 | unsigned long j = jiffies; | |
2734 | ||
2735 | /* | |
2736 | * In the offloaded ROC case, if it hasn't begun, add | |
2737 | * this new one to the dependent list to be handled | |
d339d5ca | 2738 | * when the master one begins. If it has begun, |
2eb278e0 JB |
2739 | * check that there's still a minimum time left and |
2740 | * if so, start this one, transmitting the frame, but | |
d339d5ca | 2741 | * add it to the list directly after this one with |
2eb278e0 JB |
2742 | * a reduced time so we'll ask the driver to execute |
2743 | * it right after finishing the previous one, in the | |
2744 | * hope that it'll also be executed right afterwards, | |
2745 | * effectively extending the old one. | |
2746 | * If there's no minimum time left, just add it to the | |
2747 | * normal list. | |
d339d5ca IP |
2748 | * TODO: the ROC type is ignored here, assuming that it |
2749 | * is better to immediately use the current ROC. | |
2eb278e0 JB |
2750 | */ |
2751 | if (!tmp->hw_begun) { | |
2752 | list_add_tail(&roc->list, &tmp->dependents); | |
2753 | queued = true; | |
2754 | break; | |
2755 | } | |
2756 | ||
2757 | if (time_before(j + IEEE80211_ROC_MIN_LEFT, | |
2758 | tmp->hw_start_time + | |
2759 | msecs_to_jiffies(tmp->duration))) { | |
2760 | int new_dur; | |
2761 | ||
2762 | ieee80211_handle_roc_started(roc); | |
2763 | ||
2764 | new_dur = roc->duration - | |
2765 | jiffies_to_msecs(tmp->hw_start_time + | |
2766 | msecs_to_jiffies( | |
2767 | tmp->duration) - | |
2768 | j); | |
2769 | ||
2770 | if (new_dur > 0) { | |
2771 | /* add right after tmp */ | |
2772 | list_add(&roc->list, &tmp->list); | |
2773 | } else { | |
2774 | list_add_tail(&roc->list, | |
2775 | &tmp->dependents); | |
2776 | } | |
2777 | queued = true; | |
2778 | } | |
2779 | } else if (del_timer_sync(&tmp->work.timer)) { | |
2780 | unsigned long new_end; | |
2781 | ||
2782 | /* | |
2783 | * In the software ROC case, cancel the timer, if | |
2784 | * that fails then the finish work is already | |
2785 | * queued/pending and thus we queue the new ROC | |
2786 | * normally, if that succeeds then we can extend | |
2787 | * the timer duration and TX the frame (if any.) | |
2788 | */ | |
2789 | ||
2790 | list_add_tail(&roc->list, &tmp->dependents); | |
2791 | queued = true; | |
2792 | ||
2793 | new_end = jiffies + msecs_to_jiffies(roc->duration); | |
2794 | ||
2795 | /* ok, it was started & we canceled timer */ | |
2796 | if (time_after(new_end, tmp->work.timer.expires)) | |
2797 | mod_timer(&tmp->work.timer, new_end); | |
2798 | else | |
2799 | add_timer(&tmp->work.timer); | |
2800 | ||
2801 | ieee80211_handle_roc_started(roc); | |
2802 | } | |
2803 | break; | |
2804 | } | |
2805 | ||
2806 | out_queue: | |
2807 | if (!queued) | |
2808 | list_add_tail(&roc->list, &local->roc_list); | |
2809 | ||
2eb278e0 | 2810 | return 0; |
21f83589 JB |
2811 | } |
2812 | ||
b8bc4b0a | 2813 | static int ieee80211_remain_on_channel(struct wiphy *wiphy, |
71bbc994 | 2814 | struct wireless_dev *wdev, |
b8bc4b0a | 2815 | struct ieee80211_channel *chan, |
b8bc4b0a JB |
2816 | unsigned int duration, |
2817 | u64 *cookie) | |
2818 | { | |
71bbc994 | 2819 | struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev); |
21f83589 | 2820 | struct ieee80211_local *local = sdata->local; |
2eb278e0 | 2821 | int ret; |
21f83589 | 2822 | |
2eb278e0 | 2823 | mutex_lock(&local->mtx); |
42d97a59 | 2824 | ret = ieee80211_start_roc_work(local, sdata, chan, |
d339d5ca IP |
2825 | duration, cookie, NULL, |
2826 | IEEE80211_ROC_TYPE_NORMAL); | |
2eb278e0 | 2827 | mutex_unlock(&local->mtx); |
b8bc4b0a | 2828 | |
2eb278e0 | 2829 | return ret; |
b8bc4b0a JB |
2830 | } |
2831 | ||
2eb278e0 JB |
2832 | static int ieee80211_cancel_roc(struct ieee80211_local *local, |
2833 | u64 cookie, bool mgmt_tx) | |
21f83589 | 2834 | { |
2eb278e0 | 2835 | struct ieee80211_roc_work *roc, *tmp, *found = NULL; |
21f83589 JB |
2836 | int ret; |
2837 | ||
2eb278e0 JB |
2838 | mutex_lock(&local->mtx); |
2839 | list_for_each_entry_safe(roc, tmp, &local->roc_list, list) { | |
e979e33c JB |
2840 | struct ieee80211_roc_work *dep, *tmp2; |
2841 | ||
2842 | list_for_each_entry_safe(dep, tmp2, &roc->dependents, list) { | |
50febf6a | 2843 | if (!mgmt_tx && dep->cookie != cookie) |
e979e33c JB |
2844 | continue; |
2845 | else if (mgmt_tx && dep->mgmt_tx_cookie != cookie) | |
2846 | continue; | |
2847 | /* found dependent item -- just remove it */ | |
2848 | list_del(&dep->list); | |
2849 | mutex_unlock(&local->mtx); | |
2850 | ||
3fbd45ca | 2851 | ieee80211_roc_notify_destroy(dep, true); |
e979e33c JB |
2852 | return 0; |
2853 | } | |
2854 | ||
50febf6a | 2855 | if (!mgmt_tx && roc->cookie != cookie) |
2eb278e0 JB |
2856 | continue; |
2857 | else if (mgmt_tx && roc->mgmt_tx_cookie != cookie) | |
2858 | continue; | |
21f83589 | 2859 | |
2eb278e0 JB |
2860 | found = roc; |
2861 | break; | |
2862 | } | |
21f83589 | 2863 | |
2eb278e0 JB |
2864 | if (!found) { |
2865 | mutex_unlock(&local->mtx); | |
2866 | return -ENOENT; | |
2867 | } | |
21f83589 | 2868 | |
e979e33c JB |
2869 | /* |
2870 | * We found the item to cancel, so do that. Note that it | |
2871 | * may have dependents, which we also cancel (and send | |
2872 | * the expired signal for.) Not doing so would be quite | |
2873 | * tricky here, but we may need to fix it later. | |
2874 | */ | |
2875 | ||
2eb278e0 JB |
2876 | if (local->ops->remain_on_channel) { |
2877 | if (found->started) { | |
2878 | ret = drv_cancel_remain_on_channel(local); | |
2879 | if (WARN_ON_ONCE(ret)) { | |
2880 | mutex_unlock(&local->mtx); | |
2881 | return ret; | |
2882 | } | |
2883 | } | |
21f83589 | 2884 | |
2eb278e0 | 2885 | list_del(&found->list); |
21f83589 | 2886 | |
0f6b3f59 JB |
2887 | if (found->started) |
2888 | ieee80211_start_next_roc(local); | |
2eb278e0 | 2889 | mutex_unlock(&local->mtx); |
21f83589 | 2890 | |
3fbd45ca | 2891 | ieee80211_roc_notify_destroy(found, true); |
2eb278e0 JB |
2892 | } else { |
2893 | /* work may be pending so use it all the time */ | |
2894 | found->abort = true; | |
2895 | ieee80211_queue_delayed_work(&local->hw, &found->work, 0); | |
21f83589 | 2896 | |
21f83589 JB |
2897 | mutex_unlock(&local->mtx); |
2898 | ||
2eb278e0 JB |
2899 | /* work will clean up etc */ |
2900 | flush_delayed_work(&found->work); | |
3fbd45ca JB |
2901 | WARN_ON(!found->to_be_freed); |
2902 | kfree(found); | |
21f83589 | 2903 | } |
b8bc4b0a | 2904 | |
2eb278e0 | 2905 | return 0; |
b8bc4b0a JB |
2906 | } |
2907 | ||
2eb278e0 | 2908 | static int ieee80211_cancel_remain_on_channel(struct wiphy *wiphy, |
71bbc994 | 2909 | struct wireless_dev *wdev, |
2eb278e0 | 2910 | u64 cookie) |
f30221e4 | 2911 | { |
71bbc994 | 2912 | struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev); |
2eb278e0 | 2913 | struct ieee80211_local *local = sdata->local; |
f30221e4 | 2914 | |
2eb278e0 | 2915 | return ieee80211_cancel_roc(local, cookie, false); |
f30221e4 JB |
2916 | } |
2917 | ||
164eb02d SW |
2918 | static int ieee80211_start_radar_detection(struct wiphy *wiphy, |
2919 | struct net_device *dev, | |
2920 | struct cfg80211_chan_def *chandef) | |
2921 | { | |
2922 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
2923 | struct ieee80211_local *local = sdata->local; | |
2924 | unsigned long timeout; | |
2925 | int err; | |
2926 | ||
34a3740d JB |
2927 | mutex_lock(&local->mtx); |
2928 | if (!list_empty(&local->roc_list) || local->scanning) { | |
2929 | err = -EBUSY; | |
2930 | goto out_unlock; | |
2931 | } | |
164eb02d SW |
2932 | |
2933 | /* whatever, but channel contexts should not complain about that one */ | |
2934 | sdata->smps_mode = IEEE80211_SMPS_OFF; | |
2935 | sdata->needed_rx_chains = local->rx_chains; | |
2936 | sdata->radar_required = true; | |
2937 | ||
164eb02d SW |
2938 | err = ieee80211_vif_use_channel(sdata, chandef, |
2939 | IEEE80211_CHANCTX_SHARED); | |
164eb02d | 2940 | if (err) |
34a3740d | 2941 | goto out_unlock; |
164eb02d SW |
2942 | |
2943 | timeout = msecs_to_jiffies(IEEE80211_DFS_MIN_CAC_TIME_MS); | |
2944 | ieee80211_queue_delayed_work(&sdata->local->hw, | |
2945 | &sdata->dfs_cac_timer_work, timeout); | |
2946 | ||
34a3740d JB |
2947 | out_unlock: |
2948 | mutex_unlock(&local->mtx); | |
2949 | return err; | |
164eb02d SW |
2950 | } |
2951 | ||
73da7d5b SW |
2952 | static struct cfg80211_beacon_data * |
2953 | cfg80211_beacon_dup(struct cfg80211_beacon_data *beacon) | |
2954 | { | |
2955 | struct cfg80211_beacon_data *new_beacon; | |
2956 | u8 *pos; | |
2957 | int len; | |
2958 | ||
2959 | len = beacon->head_len + beacon->tail_len + beacon->beacon_ies_len + | |
2960 | beacon->proberesp_ies_len + beacon->assocresp_ies_len + | |
2961 | beacon->probe_resp_len; | |
2962 | ||
2963 | new_beacon = kzalloc(sizeof(*new_beacon) + len, GFP_KERNEL); | |
2964 | if (!new_beacon) | |
2965 | return NULL; | |
2966 | ||
2967 | pos = (u8 *)(new_beacon + 1); | |
2968 | if (beacon->head_len) { | |
2969 | new_beacon->head_len = beacon->head_len; | |
2970 | new_beacon->head = pos; | |
2971 | memcpy(pos, beacon->head, beacon->head_len); | |
2972 | pos += beacon->head_len; | |
2973 | } | |
2974 | if (beacon->tail_len) { | |
2975 | new_beacon->tail_len = beacon->tail_len; | |
2976 | new_beacon->tail = pos; | |
2977 | memcpy(pos, beacon->tail, beacon->tail_len); | |
2978 | pos += beacon->tail_len; | |
2979 | } | |
2980 | if (beacon->beacon_ies_len) { | |
2981 | new_beacon->beacon_ies_len = beacon->beacon_ies_len; | |
2982 | new_beacon->beacon_ies = pos; | |
2983 | memcpy(pos, beacon->beacon_ies, beacon->beacon_ies_len); | |
2984 | pos += beacon->beacon_ies_len; | |
2985 | } | |
2986 | if (beacon->proberesp_ies_len) { | |
2987 | new_beacon->proberesp_ies_len = beacon->proberesp_ies_len; | |
2988 | new_beacon->proberesp_ies = pos; | |
2989 | memcpy(pos, beacon->proberesp_ies, beacon->proberesp_ies_len); | |
2990 | pos += beacon->proberesp_ies_len; | |
2991 | } | |
2992 | if (beacon->assocresp_ies_len) { | |
2993 | new_beacon->assocresp_ies_len = beacon->assocresp_ies_len; | |
2994 | new_beacon->assocresp_ies = pos; | |
2995 | memcpy(pos, beacon->assocresp_ies, beacon->assocresp_ies_len); | |
2996 | pos += beacon->assocresp_ies_len; | |
2997 | } | |
2998 | if (beacon->probe_resp_len) { | |
2999 | new_beacon->probe_resp_len = beacon->probe_resp_len; | |
3000 | beacon->probe_resp = pos; | |
3001 | memcpy(pos, beacon->probe_resp, beacon->probe_resp_len); | |
3002 | pos += beacon->probe_resp_len; | |
3003 | } | |
3004 | ||
3005 | return new_beacon; | |
3006 | } | |
3007 | ||
66e01cf9 | 3008 | void ieee80211_csa_finish(struct ieee80211_vif *vif) |
73da7d5b | 3009 | { |
66e01cf9 | 3010 | struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif); |
73da7d5b | 3011 | |
66e01cf9 LC |
3012 | ieee80211_queue_work(&sdata->local->hw, |
3013 | &sdata->csa_finalize_work); | |
3014 | } | |
3015 | EXPORT_SYMBOL(ieee80211_csa_finish); | |
e487eaeb | 3016 | |
66e01cf9 LC |
3017 | static void ieee80211_csa_finalize(struct ieee80211_sub_if_data *sdata) |
3018 | { | |
3019 | struct ieee80211_local *local = sdata->local; | |
3020 | int err, changed = 0; | |
73da7d5b | 3021 | |
dbd72850 MK |
3022 | sdata_assert_lock(sdata); |
3023 | ||
34a3740d | 3024 | mutex_lock(&local->mtx); |
cc901de1 | 3025 | sdata->radar_required = sdata->csa_radar_required; |
33787fc4 | 3026 | err = ieee80211_vif_change_channel(sdata, &changed); |
34a3740d | 3027 | mutex_unlock(&local->mtx); |
73da7d5b | 3028 | if (WARN_ON(err < 0)) |
66e01cf9 | 3029 | return; |
73da7d5b | 3030 | |
7578d575 | 3031 | if (!local->use_chanctx) { |
33787fc4 | 3032 | local->_oper_chandef = sdata->csa_chandef; |
7578d575 AN |
3033 | ieee80211_hw_config(local, 0); |
3034 | } | |
3035 | ||
e487eaeb | 3036 | sdata->vif.csa_active = false; |
cd7760e6 SW |
3037 | switch (sdata->vif.type) { |
3038 | case NL80211_IFTYPE_AP: | |
3039 | err = ieee80211_assign_beacon(sdata, sdata->u.ap.next_beacon); | |
97518af1 MK |
3040 | kfree(sdata->u.ap.next_beacon); |
3041 | sdata->u.ap.next_beacon = NULL; | |
3042 | ||
cd7760e6 | 3043 | if (err < 0) |
66e01cf9 | 3044 | return; |
cd7760e6 | 3045 | changed |= err; |
cd7760e6 SW |
3046 | break; |
3047 | case NL80211_IFTYPE_ADHOC: | |
faf046e7 MK |
3048 | err = ieee80211_ibss_finish_csa(sdata); |
3049 | if (err < 0) | |
3050 | return; | |
3051 | changed |= err; | |
cd7760e6 | 3052 | break; |
b8456a14 CYY |
3053 | #ifdef CONFIG_MAC80211_MESH |
3054 | case NL80211_IFTYPE_MESH_POINT: | |
3055 | err = ieee80211_mesh_finish_csa(sdata); | |
3056 | if (err < 0) | |
66e01cf9 | 3057 | return; |
faf046e7 | 3058 | changed |= err; |
b8456a14 CYY |
3059 | break; |
3060 | #endif | |
cd7760e6 SW |
3061 | default: |
3062 | WARN_ON(1); | |
66e01cf9 | 3063 | return; |
cd7760e6 | 3064 | } |
73da7d5b | 3065 | |
faf046e7 MK |
3066 | ieee80211_bss_info_change_notify(sdata, changed); |
3067 | ||
73da7d5b SW |
3068 | ieee80211_wake_queues_by_reason(&sdata->local->hw, |
3069 | IEEE80211_MAX_QUEUE_MAP, | |
3070 | IEEE80211_QUEUE_STOP_REASON_CSA); | |
3071 | ||
33787fc4 | 3072 | cfg80211_ch_switch_notify(sdata->dev, &sdata->csa_chandef); |
66e01cf9 LC |
3073 | } |
3074 | ||
3075 | void ieee80211_csa_finalize_work(struct work_struct *work) | |
3076 | { | |
3077 | struct ieee80211_sub_if_data *sdata = | |
3078 | container_of(work, struct ieee80211_sub_if_data, | |
3079 | csa_finalize_work); | |
3080 | ||
3081 | sdata_lock(sdata); | |
3082 | /* AP might have been stopped while waiting for the lock. */ | |
3083 | if (!sdata->vif.csa_active) | |
3084 | goto unlock; | |
3085 | ||
3086 | if (!ieee80211_sdata_running(sdata)) | |
3087 | goto unlock; | |
3088 | ||
3089 | ieee80211_csa_finalize(sdata); | |
e487eaeb SW |
3090 | |
3091 | unlock: | |
3092 | sdata_unlock(sdata); | |
73da7d5b SW |
3093 | } |
3094 | ||
82a8e17d LC |
3095 | int ieee80211_channel_switch(struct wiphy *wiphy, struct net_device *dev, |
3096 | struct cfg80211_csa_settings *params) | |
73da7d5b SW |
3097 | { |
3098 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
3099 | struct ieee80211_local *local = sdata->local; | |
3100 | struct ieee80211_chanctx_conf *chanctx_conf; | |
3101 | struct ieee80211_chanctx *chanctx; | |
c6da674a | 3102 | struct ieee80211_if_mesh __maybe_unused *ifmsh; |
66e01cf9 | 3103 | int err, num_chanctx, changed = 0; |
73da7d5b | 3104 | |
dbd72850 | 3105 | sdata_assert_lock(sdata); |
7ca133bc | 3106 | |
73da7d5b SW |
3107 | if (!list_empty(&local->roc_list) || local->scanning) |
3108 | return -EBUSY; | |
3109 | ||
3110 | if (sdata->wdev.cac_started) | |
3111 | return -EBUSY; | |
3112 | ||
3113 | if (cfg80211_chandef_identical(¶ms->chandef, | |
3114 | &sdata->vif.bss_conf.chandef)) | |
3115 | return -EINVAL; | |
3116 | ||
3117 | rcu_read_lock(); | |
3118 | chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); | |
3119 | if (!chanctx_conf) { | |
3120 | rcu_read_unlock(); | |
3121 | return -EBUSY; | |
3122 | } | |
3123 | ||
3124 | /* don't handle for multi-VIF cases */ | |
3125 | chanctx = container_of(chanctx_conf, struct ieee80211_chanctx, conf); | |
3126 | if (chanctx->refcount > 1) { | |
3127 | rcu_read_unlock(); | |
3128 | return -EBUSY; | |
3129 | } | |
3130 | num_chanctx = 0; | |
3131 | list_for_each_entry_rcu(chanctx, &local->chanctx_list, list) | |
3132 | num_chanctx++; | |
3133 | rcu_read_unlock(); | |
3134 | ||
3135 | if (num_chanctx > 1) | |
3136 | return -EBUSY; | |
3137 | ||
3138 | /* don't allow another channel switch if one is already active. */ | |
3139 | if (sdata->vif.csa_active) | |
3140 | return -EBUSY; | |
3141 | ||
73da7d5b SW |
3142 | switch (sdata->vif.type) { |
3143 | case NL80211_IFTYPE_AP: | |
cd7760e6 SW |
3144 | sdata->u.ap.next_beacon = |
3145 | cfg80211_beacon_dup(¶ms->beacon_after); | |
3146 | if (!sdata->u.ap.next_beacon) | |
3147 | return -ENOMEM; | |
3148 | ||
66e01cf9 LC |
3149 | /* |
3150 | * With a count of 0, we don't have to wait for any | |
3151 | * TBTT before switching, so complete the CSA | |
3152 | * immediately. In theory, with a count == 1 we | |
3153 | * should delay the switch until just before the next | |
3154 | * TBTT, but that would complicate things so we switch | |
3155 | * immediately too. If we would delay the switch | |
3156 | * until the next TBTT, we would have to set the probe | |
3157 | * response here. | |
3158 | * | |
3159 | * TODO: A channel switch with count <= 1 without | |
3160 | * sending a CSA action frame is kind of useless, | |
3161 | * because the clients won't know we're changing | |
3162 | * channels. The action frame must be implemented | |
3163 | * either here or in the userspace. | |
3164 | */ | |
3165 | if (params->count <= 1) | |
3166 | break; | |
3167 | ||
3168 | sdata->csa_counter_offset_beacon = | |
3169 | params->counter_offset_beacon; | |
3170 | sdata->csa_counter_offset_presp = params->counter_offset_presp; | |
cd7760e6 SW |
3171 | err = ieee80211_assign_beacon(sdata, ¶ms->beacon_csa); |
3172 | if (err < 0) { | |
3173 | kfree(sdata->u.ap.next_beacon); | |
3174 | return err; | |
3175 | } | |
66e01cf9 LC |
3176 | changed |= err; |
3177 | ||
cd7760e6 SW |
3178 | break; |
3179 | case NL80211_IFTYPE_ADHOC: | |
3180 | if (!sdata->vif.bss_conf.ibss_joined) | |
3181 | return -EINVAL; | |
3182 | ||
3183 | if (params->chandef.width != sdata->u.ibss.chandef.width) | |
3184 | return -EINVAL; | |
3185 | ||
3186 | switch (params->chandef.width) { | |
3187 | case NL80211_CHAN_WIDTH_40: | |
3188 | if (cfg80211_get_chandef_type(¶ms->chandef) != | |
3189 | cfg80211_get_chandef_type(&sdata->u.ibss.chandef)) | |
3190 | return -EINVAL; | |
3191 | case NL80211_CHAN_WIDTH_5: | |
3192 | case NL80211_CHAN_WIDTH_10: | |
3193 | case NL80211_CHAN_WIDTH_20_NOHT: | |
3194 | case NL80211_CHAN_WIDTH_20: | |
3195 | break; | |
3196 | default: | |
3197 | return -EINVAL; | |
3198 | } | |
3199 | ||
3200 | /* changes into another band are not supported */ | |
3201 | if (sdata->u.ibss.chandef.chan->band != | |
3202 | params->chandef.chan->band) | |
3203 | return -EINVAL; | |
3204 | ||
66e01cf9 LC |
3205 | /* see comments in the NL80211_IFTYPE_AP block */ |
3206 | if (params->count > 1) { | |
3207 | err = ieee80211_ibss_csa_beacon(sdata, params); | |
3208 | if (err < 0) | |
3209 | return err; | |
3210 | changed |= err; | |
3211 | } | |
3212 | ||
3213 | ieee80211_send_action_csa(sdata, params); | |
3214 | ||
73da7d5b | 3215 | break; |
c6da674a CYY |
3216 | #ifdef CONFIG_MAC80211_MESH |
3217 | case NL80211_IFTYPE_MESH_POINT: | |
3218 | ifmsh = &sdata->u.mesh; | |
3219 | ||
c6da674a CYY |
3220 | if (params->chandef.width != sdata->vif.bss_conf.chandef.width) |
3221 | return -EINVAL; | |
3222 | ||
3223 | /* changes into another band are not supported */ | |
3224 | if (sdata->vif.bss_conf.chandef.chan->band != | |
3225 | params->chandef.chan->band) | |
3226 | return -EINVAL; | |
3227 | ||
c782bf8c | 3228 | if (ifmsh->csa_role == IEEE80211_MESH_CSA_ROLE_NONE) { |
0cb4d4dc | 3229 | ifmsh->csa_role = IEEE80211_MESH_CSA_ROLE_INIT; |
c782bf8c CYY |
3230 | if (!ifmsh->pre_value) |
3231 | ifmsh->pre_value = 1; | |
3232 | else | |
3233 | ifmsh->pre_value++; | |
3234 | } | |
0cb4d4dc | 3235 | |
66e01cf9 LC |
3236 | /* see comments in the NL80211_IFTYPE_AP block */ |
3237 | if (params->count > 1) { | |
3238 | err = ieee80211_mesh_csa_beacon(sdata, params); | |
3239 | if (err < 0) { | |
3240 | ifmsh->csa_role = IEEE80211_MESH_CSA_ROLE_NONE; | |
3241 | return err; | |
3242 | } | |
3243 | changed |= err; | |
3f718fd8 | 3244 | } |
66e01cf9 LC |
3245 | |
3246 | if (ifmsh->csa_role == IEEE80211_MESH_CSA_ROLE_INIT) | |
3247 | ieee80211_send_action_csa(sdata, params); | |
3248 | ||
c6da674a CYY |
3249 | break; |
3250 | #endif | |
73da7d5b SW |
3251 | default: |
3252 | return -EOPNOTSUPP; | |
3253 | } | |
3254 | ||
73da7d5b SW |
3255 | sdata->csa_radar_required = params->radar_required; |
3256 | ||
3257 | if (params->block_tx) | |
3258 | ieee80211_stop_queues_by_reason(&local->hw, | |
3259 | IEEE80211_MAX_QUEUE_MAP, | |
3260 | IEEE80211_QUEUE_STOP_REASON_CSA); | |
3261 | ||
33787fc4 | 3262 | sdata->csa_chandef = params->chandef; |
73da7d5b SW |
3263 | sdata->vif.csa_active = true; |
3264 | ||
66e01cf9 LC |
3265 | if (changed) { |
3266 | ieee80211_bss_info_change_notify(sdata, changed); | |
3267 | drv_channel_switch_beacon(sdata, ¶ms->chandef); | |
3268 | } else { | |
3269 | /* if the beacon didn't change, we can finalize immediately */ | |
3270 | ieee80211_csa_finalize(sdata); | |
3271 | } | |
73da7d5b SW |
3272 | |
3273 | return 0; | |
3274 | } | |
3275 | ||
71bbc994 | 3276 | static int ieee80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, |
b176e629 AO |
3277 | struct cfg80211_mgmt_tx_params *params, |
3278 | u64 *cookie) | |
026331c4 | 3279 | { |
71bbc994 | 3280 | struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev); |
9d38d85d JB |
3281 | struct ieee80211_local *local = sdata->local; |
3282 | struct sk_buff *skb; | |
3283 | struct sta_info *sta; | |
b176e629 | 3284 | const struct ieee80211_mgmt *mgmt = (void *)params->buf; |
2eb278e0 | 3285 | bool need_offchan = false; |
e247bd90 | 3286 | u32 flags; |
2eb278e0 | 3287 | int ret; |
f7ca38df | 3288 | |
b176e629 | 3289 | if (params->dont_wait_for_ack) |
e247bd90 JB |
3290 | flags = IEEE80211_TX_CTL_NO_ACK; |
3291 | else | |
3292 | flags = IEEE80211_TX_INTFL_NL80211_FRAME_TX | | |
3293 | IEEE80211_TX_CTL_REQ_TX_STATUS; | |
3294 | ||
b176e629 | 3295 | if (params->no_cck) |
aad14ceb RM |
3296 | flags |= IEEE80211_TX_CTL_NO_CCK_RATE; |
3297 | ||
9d38d85d JB |
3298 | switch (sdata->vif.type) { |
3299 | case NL80211_IFTYPE_ADHOC: | |
2eb278e0 JB |
3300 | if (!sdata->vif.bss_conf.ibss_joined) |
3301 | need_offchan = true; | |
3302 | /* fall through */ | |
3303 | #ifdef CONFIG_MAC80211_MESH | |
3304 | case NL80211_IFTYPE_MESH_POINT: | |
3305 | if (ieee80211_vif_is_mesh(&sdata->vif) && | |
3306 | !sdata->u.mesh.mesh_id_len) | |
3307 | need_offchan = true; | |
3308 | /* fall through */ | |
3309 | #endif | |
663fcafd JB |
3310 | case NL80211_IFTYPE_AP: |
3311 | case NL80211_IFTYPE_AP_VLAN: | |
3312 | case NL80211_IFTYPE_P2P_GO: | |
2eb278e0 JB |
3313 | if (sdata->vif.type != NL80211_IFTYPE_ADHOC && |
3314 | !ieee80211_vif_is_mesh(&sdata->vif) && | |
3315 | !rcu_access_pointer(sdata->bss->beacon)) | |
3316 | need_offchan = true; | |
663fcafd | 3317 | if (!ieee80211_is_action(mgmt->frame_control) || |
ac49e1a8 | 3318 | mgmt->u.action.category == WLAN_CATEGORY_PUBLIC || |
cd7760e6 SW |
3319 | mgmt->u.action.category == WLAN_CATEGORY_SELF_PROTECTED || |
3320 | mgmt->u.action.category == WLAN_CATEGORY_SPECTRUM_MGMT) | |
9d38d85d JB |
3321 | break; |
3322 | rcu_read_lock(); | |
3323 | sta = sta_info_get(sdata, mgmt->da); | |
3324 | rcu_read_unlock(); | |
3325 | if (!sta) | |
3326 | return -ENOLINK; | |
3327 | break; | |
3328 | case NL80211_IFTYPE_STATION: | |
663fcafd | 3329 | case NL80211_IFTYPE_P2P_CLIENT: |
2eb278e0 JB |
3330 | if (!sdata->u.mgd.associated) |
3331 | need_offchan = true; | |
9d38d85d | 3332 | break; |
f142c6b9 JB |
3333 | case NL80211_IFTYPE_P2P_DEVICE: |
3334 | need_offchan = true; | |
3335 | break; | |
9d38d85d JB |
3336 | default: |
3337 | return -EOPNOTSUPP; | |
3338 | } | |
3339 | ||
f7aeb6fb AQ |
3340 | /* configurations requiring offchan cannot work if no channel has been |
3341 | * specified | |
3342 | */ | |
b176e629 | 3343 | if (need_offchan && !params->chan) |
f7aeb6fb AQ |
3344 | return -EINVAL; |
3345 | ||
2eb278e0 JB |
3346 | mutex_lock(&local->mtx); |
3347 | ||
3348 | /* Check if the operating channel is the requested channel */ | |
3349 | if (!need_offchan) { | |
55de908a JB |
3350 | struct ieee80211_chanctx_conf *chanctx_conf; |
3351 | ||
3352 | rcu_read_lock(); | |
3353 | chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); | |
3354 | ||
f7aeb6fb | 3355 | if (chanctx_conf) { |
b176e629 AO |
3356 | need_offchan = params->chan && |
3357 | (params->chan != | |
3358 | chanctx_conf->def.chan); | |
3359 | } else if (!params->chan) { | |
f7aeb6fb AQ |
3360 | ret = -EINVAL; |
3361 | rcu_read_unlock(); | |
3362 | goto out_unlock; | |
3363 | } else { | |
2eb278e0 | 3364 | need_offchan = true; |
f7aeb6fb | 3365 | } |
55de908a | 3366 | rcu_read_unlock(); |
2eb278e0 JB |
3367 | } |
3368 | ||
b176e629 | 3369 | if (need_offchan && !params->offchan) { |
2eb278e0 JB |
3370 | ret = -EBUSY; |
3371 | goto out_unlock; | |
3372 | } | |
3373 | ||
b176e629 | 3374 | skb = dev_alloc_skb(local->hw.extra_tx_headroom + params->len); |
2eb278e0 JB |
3375 | if (!skb) { |
3376 | ret = -ENOMEM; | |
3377 | goto out_unlock; | |
3378 | } | |
9d38d85d JB |
3379 | skb_reserve(skb, local->hw.extra_tx_headroom); |
3380 | ||
b176e629 | 3381 | memcpy(skb_put(skb, params->len), params->buf, params->len); |
9d38d85d JB |
3382 | |
3383 | IEEE80211_SKB_CB(skb)->flags = flags; | |
3384 | ||
3385 | skb->dev = sdata->dev; | |
9d38d85d | 3386 | |
2eb278e0 | 3387 | if (!need_offchan) { |
7f9f78ab | 3388 | *cookie = (unsigned long) skb; |
f30221e4 | 3389 | ieee80211_tx_skb(sdata, skb); |
2eb278e0 JB |
3390 | ret = 0; |
3391 | goto out_unlock; | |
f30221e4 JB |
3392 | } |
3393 | ||
6c17b77b SF |
3394 | IEEE80211_SKB_CB(skb)->flags |= IEEE80211_TX_CTL_TX_OFFCHAN | |
3395 | IEEE80211_TX_INTFL_OFFCHAN_TX_OK; | |
2eb278e0 JB |
3396 | if (local->hw.flags & IEEE80211_HW_QUEUE_CONTROL) |
3397 | IEEE80211_SKB_CB(skb)->hw_queue = | |
3398 | local->hw.offchannel_tx_hw_queue; | |
f30221e4 | 3399 | |
2eb278e0 | 3400 | /* This will handle all kinds of coalescing and immediate TX */ |
b176e629 AO |
3401 | ret = ieee80211_start_roc_work(local, sdata, params->chan, |
3402 | params->wait, cookie, skb, | |
d339d5ca | 3403 | IEEE80211_ROC_TYPE_MGMT_TX); |
2eb278e0 JB |
3404 | if (ret) |
3405 | kfree_skb(skb); | |
3406 | out_unlock: | |
3407 | mutex_unlock(&local->mtx); | |
3408 | return ret; | |
026331c4 JM |
3409 | } |
3410 | ||
f30221e4 | 3411 | static int ieee80211_mgmt_tx_cancel_wait(struct wiphy *wiphy, |
71bbc994 | 3412 | struct wireless_dev *wdev, |
f30221e4 JB |
3413 | u64 cookie) |
3414 | { | |
71bbc994 | 3415 | struct ieee80211_local *local = wiphy_priv(wiphy); |
f30221e4 | 3416 | |
2eb278e0 | 3417 | return ieee80211_cancel_roc(local, cookie, true); |
f30221e4 JB |
3418 | } |
3419 | ||
7be5086d | 3420 | static void ieee80211_mgmt_frame_register(struct wiphy *wiphy, |
71bbc994 | 3421 | struct wireless_dev *wdev, |
7be5086d JB |
3422 | u16 frame_type, bool reg) |
3423 | { | |
3424 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
3425 | ||
6abe0563 | 3426 | switch (frame_type) { |
6abe0563 WH |
3427 | case IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ: |
3428 | if (reg) | |
3429 | local->probe_req_reg++; | |
3430 | else | |
3431 | local->probe_req_reg--; | |
7be5086d | 3432 | |
35f5149e FF |
3433 | if (!local->open_count) |
3434 | break; | |
3435 | ||
6abe0563 WH |
3436 | ieee80211_queue_work(&local->hw, &local->reconfig_filter); |
3437 | break; | |
3438 | default: | |
3439 | break; | |
3440 | } | |
7be5086d JB |
3441 | } |
3442 | ||
15d96753 BR |
3443 | static int ieee80211_set_antenna(struct wiphy *wiphy, u32 tx_ant, u32 rx_ant) |
3444 | { | |
3445 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
3446 | ||
3447 | if (local->started) | |
3448 | return -EOPNOTSUPP; | |
3449 | ||
3450 | return drv_set_antenna(local, tx_ant, rx_ant); | |
3451 | } | |
3452 | ||
3453 | static int ieee80211_get_antenna(struct wiphy *wiphy, u32 *tx_ant, u32 *rx_ant) | |
3454 | { | |
3455 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
3456 | ||
3457 | return drv_get_antenna(local, tx_ant, rx_ant); | |
3458 | } | |
3459 | ||
38c09159 JL |
3460 | static int ieee80211_set_ringparam(struct wiphy *wiphy, u32 tx, u32 rx) |
3461 | { | |
3462 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
3463 | ||
3464 | return drv_set_ringparam(local, tx, rx); | |
3465 | } | |
3466 | ||
3467 | static void ieee80211_get_ringparam(struct wiphy *wiphy, | |
3468 | u32 *tx, u32 *tx_max, u32 *rx, u32 *rx_max) | |
3469 | { | |
3470 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
3471 | ||
3472 | drv_get_ringparam(local, tx, tx_max, rx, rx_max); | |
3473 | } | |
3474 | ||
c68f4b89 JB |
3475 | static int ieee80211_set_rekey_data(struct wiphy *wiphy, |
3476 | struct net_device *dev, | |
3477 | struct cfg80211_gtk_rekey_data *data) | |
3478 | { | |
3479 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
3480 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
3481 | ||
3482 | if (!local->ops->set_rekey_data) | |
3483 | return -EOPNOTSUPP; | |
3484 | ||
3485 | drv_set_rekey_data(local, sdata, data); | |
3486 | ||
3487 | return 0; | |
3488 | } | |
3489 | ||
dfe018bf AN |
3490 | static void ieee80211_tdls_add_ext_capab(struct sk_buff *skb) |
3491 | { | |
3492 | u8 *pos = (void *)skb_put(skb, 7); | |
3493 | ||
3494 | *pos++ = WLAN_EID_EXT_CAPABILITY; | |
3495 | *pos++ = 5; /* len */ | |
3496 | *pos++ = 0x0; | |
3497 | *pos++ = 0x0; | |
3498 | *pos++ = 0x0; | |
3499 | *pos++ = 0x0; | |
3500 | *pos++ = WLAN_EXT_CAPA5_TDLS_ENABLED; | |
3501 | } | |
3502 | ||
3503 | static u16 ieee80211_get_tdls_sta_capab(struct ieee80211_sub_if_data *sdata) | |
3504 | { | |
3505 | struct ieee80211_local *local = sdata->local; | |
3506 | u16 capab; | |
3507 | ||
3508 | capab = 0; | |
55de908a | 3509 | if (ieee80211_get_sdata_band(sdata) != IEEE80211_BAND_2GHZ) |
dfe018bf AN |
3510 | return capab; |
3511 | ||
3512 | if (!(local->hw.flags & IEEE80211_HW_2GHZ_SHORT_SLOT_INCAPABLE)) | |
3513 | capab |= WLAN_CAPABILITY_SHORT_SLOT_TIME; | |
3514 | if (!(local->hw.flags & IEEE80211_HW_2GHZ_SHORT_PREAMBLE_INCAPABLE)) | |
3515 | capab |= WLAN_CAPABILITY_SHORT_PREAMBLE; | |
3516 | ||
3517 | return capab; | |
3518 | } | |
3519 | ||
3520 | static void ieee80211_tdls_add_link_ie(struct sk_buff *skb, u8 *src_addr, | |
3521 | u8 *peer, u8 *bssid) | |
3522 | { | |
3523 | struct ieee80211_tdls_lnkie *lnkid; | |
3524 | ||
3525 | lnkid = (void *)skb_put(skb, sizeof(struct ieee80211_tdls_lnkie)); | |
3526 | ||
3527 | lnkid->ie_type = WLAN_EID_LINK_ID; | |
3528 | lnkid->ie_len = sizeof(struct ieee80211_tdls_lnkie) - 2; | |
3529 | ||
3530 | memcpy(lnkid->bssid, bssid, ETH_ALEN); | |
3531 | memcpy(lnkid->init_sta, src_addr, ETH_ALEN); | |
3532 | memcpy(lnkid->resp_sta, peer, ETH_ALEN); | |
3533 | } | |
3534 | ||
3535 | static int | |
3536 | ieee80211_prep_tdls_encap_data(struct wiphy *wiphy, struct net_device *dev, | |
3537 | u8 *peer, u8 action_code, u8 dialog_token, | |
3538 | u16 status_code, struct sk_buff *skb) | |
3539 | { | |
3540 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
55de908a | 3541 | enum ieee80211_band band = ieee80211_get_sdata_band(sdata); |
dfe018bf AN |
3542 | struct ieee80211_tdls_data *tf; |
3543 | ||
3544 | tf = (void *)skb_put(skb, offsetof(struct ieee80211_tdls_data, u)); | |
3545 | ||
3546 | memcpy(tf->da, peer, ETH_ALEN); | |
3547 | memcpy(tf->sa, sdata->vif.addr, ETH_ALEN); | |
3548 | tf->ether_type = cpu_to_be16(ETH_P_TDLS); | |
3549 | tf->payload_type = WLAN_TDLS_SNAP_RFTYPE; | |
3550 | ||
3551 | switch (action_code) { | |
3552 | case WLAN_TDLS_SETUP_REQUEST: | |
3553 | tf->category = WLAN_CATEGORY_TDLS; | |
3554 | tf->action_code = WLAN_TDLS_SETUP_REQUEST; | |
3555 | ||
3556 | skb_put(skb, sizeof(tf->u.setup_req)); | |
3557 | tf->u.setup_req.dialog_token = dialog_token; | |
3558 | tf->u.setup_req.capability = | |
3559 | cpu_to_le16(ieee80211_get_tdls_sta_capab(sdata)); | |
3560 | ||
55de908a JB |
3561 | ieee80211_add_srates_ie(sdata, skb, false, band); |
3562 | ieee80211_add_ext_srates_ie(sdata, skb, false, band); | |
dfe018bf AN |
3563 | ieee80211_tdls_add_ext_capab(skb); |
3564 | break; | |
3565 | case WLAN_TDLS_SETUP_RESPONSE: | |
3566 | tf->category = WLAN_CATEGORY_TDLS; | |
3567 | tf->action_code = WLAN_TDLS_SETUP_RESPONSE; | |
3568 | ||
3569 | skb_put(skb, sizeof(tf->u.setup_resp)); | |
3570 | tf->u.setup_resp.status_code = cpu_to_le16(status_code); | |
3571 | tf->u.setup_resp.dialog_token = dialog_token; | |
3572 | tf->u.setup_resp.capability = | |
3573 | cpu_to_le16(ieee80211_get_tdls_sta_capab(sdata)); | |
3574 | ||
55de908a JB |
3575 | ieee80211_add_srates_ie(sdata, skb, false, band); |
3576 | ieee80211_add_ext_srates_ie(sdata, skb, false, band); | |
dfe018bf AN |
3577 | ieee80211_tdls_add_ext_capab(skb); |
3578 | break; | |
3579 | case WLAN_TDLS_SETUP_CONFIRM: | |
3580 | tf->category = WLAN_CATEGORY_TDLS; | |
3581 | tf->action_code = WLAN_TDLS_SETUP_CONFIRM; | |
3582 | ||
3583 | skb_put(skb, sizeof(tf->u.setup_cfm)); | |
3584 | tf->u.setup_cfm.status_code = cpu_to_le16(status_code); | |
3585 | tf->u.setup_cfm.dialog_token = dialog_token; | |
3586 | break; | |
3587 | case WLAN_TDLS_TEARDOWN: | |
3588 | tf->category = WLAN_CATEGORY_TDLS; | |
3589 | tf->action_code = WLAN_TDLS_TEARDOWN; | |
3590 | ||
3591 | skb_put(skb, sizeof(tf->u.teardown)); | |
3592 | tf->u.teardown.reason_code = cpu_to_le16(status_code); | |
3593 | break; | |
3594 | case WLAN_TDLS_DISCOVERY_REQUEST: | |
3595 | tf->category = WLAN_CATEGORY_TDLS; | |
3596 | tf->action_code = WLAN_TDLS_DISCOVERY_REQUEST; | |
3597 | ||
3598 | skb_put(skb, sizeof(tf->u.discover_req)); | |
3599 | tf->u.discover_req.dialog_token = dialog_token; | |
3600 | break; | |
3601 | default: | |
3602 | return -EINVAL; | |
3603 | } | |
3604 | ||
3605 | return 0; | |
3606 | } | |
3607 | ||
3608 | static int | |
3609 | ieee80211_prep_tdls_direct(struct wiphy *wiphy, struct net_device *dev, | |
3610 | u8 *peer, u8 action_code, u8 dialog_token, | |
3611 | u16 status_code, struct sk_buff *skb) | |
3612 | { | |
3613 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
55de908a | 3614 | enum ieee80211_band band = ieee80211_get_sdata_band(sdata); |
dfe018bf AN |
3615 | struct ieee80211_mgmt *mgmt; |
3616 | ||
3617 | mgmt = (void *)skb_put(skb, 24); | |
3618 | memset(mgmt, 0, 24); | |
3619 | memcpy(mgmt->da, peer, ETH_ALEN); | |
3620 | memcpy(mgmt->sa, sdata->vif.addr, ETH_ALEN); | |
3621 | memcpy(mgmt->bssid, sdata->u.mgd.bssid, ETH_ALEN); | |
3622 | ||
3623 | mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT | | |
3624 | IEEE80211_STYPE_ACTION); | |
3625 | ||
3626 | switch (action_code) { | |
3627 | case WLAN_PUB_ACTION_TDLS_DISCOVER_RES: | |
3628 | skb_put(skb, 1 + sizeof(mgmt->u.action.u.tdls_discover_resp)); | |
3629 | mgmt->u.action.category = WLAN_CATEGORY_PUBLIC; | |
3630 | mgmt->u.action.u.tdls_discover_resp.action_code = | |
3631 | WLAN_PUB_ACTION_TDLS_DISCOVER_RES; | |
3632 | mgmt->u.action.u.tdls_discover_resp.dialog_token = | |
3633 | dialog_token; | |
3634 | mgmt->u.action.u.tdls_discover_resp.capability = | |
3635 | cpu_to_le16(ieee80211_get_tdls_sta_capab(sdata)); | |
3636 | ||
55de908a JB |
3637 | ieee80211_add_srates_ie(sdata, skb, false, band); |
3638 | ieee80211_add_ext_srates_ie(sdata, skb, false, band); | |
dfe018bf AN |
3639 | ieee80211_tdls_add_ext_capab(skb); |
3640 | break; | |
3641 | default: | |
3642 | return -EINVAL; | |
3643 | } | |
3644 | ||
3645 | return 0; | |
3646 | } | |
3647 | ||
3648 | static int ieee80211_tdls_mgmt(struct wiphy *wiphy, struct net_device *dev, | |
3649 | u8 *peer, u8 action_code, u8 dialog_token, | |
3650 | u16 status_code, const u8 *extra_ies, | |
3651 | size_t extra_ies_len) | |
3652 | { | |
3653 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
3654 | struct ieee80211_local *local = sdata->local; | |
dfe018bf AN |
3655 | struct sk_buff *skb = NULL; |
3656 | bool send_direct; | |
3657 | int ret; | |
3658 | ||
3659 | if (!(wiphy->flags & WIPHY_FLAG_SUPPORTS_TDLS)) | |
3660 | return -ENOTSUPP; | |
3661 | ||
3662 | /* make sure we are in managed mode, and associated */ | |
3663 | if (sdata->vif.type != NL80211_IFTYPE_STATION || | |
3664 | !sdata->u.mgd.associated) | |
3665 | return -EINVAL; | |
3666 | ||
bdcbd8e0 JB |
3667 | tdls_dbg(sdata, "TDLS mgmt action %d peer %pM\n", |
3668 | action_code, peer); | |
dfe018bf AN |
3669 | |
3670 | skb = dev_alloc_skb(local->hw.extra_tx_headroom + | |
3671 | max(sizeof(struct ieee80211_mgmt), | |
3672 | sizeof(struct ieee80211_tdls_data)) + | |
3673 | 50 + /* supported rates */ | |
3674 | 7 + /* ext capab */ | |
3675 | extra_ies_len + | |
3676 | sizeof(struct ieee80211_tdls_lnkie)); | |
3677 | if (!skb) | |
3678 | return -ENOMEM; | |
3679 | ||
dfe018bf AN |
3680 | skb_reserve(skb, local->hw.extra_tx_headroom); |
3681 | ||
3682 | switch (action_code) { | |
3683 | case WLAN_TDLS_SETUP_REQUEST: | |
3684 | case WLAN_TDLS_SETUP_RESPONSE: | |
3685 | case WLAN_TDLS_SETUP_CONFIRM: | |
3686 | case WLAN_TDLS_TEARDOWN: | |
3687 | case WLAN_TDLS_DISCOVERY_REQUEST: | |
3688 | ret = ieee80211_prep_tdls_encap_data(wiphy, dev, peer, | |
3689 | action_code, dialog_token, | |
3690 | status_code, skb); | |
3691 | send_direct = false; | |
3692 | break; | |
3693 | case WLAN_PUB_ACTION_TDLS_DISCOVER_RES: | |
3694 | ret = ieee80211_prep_tdls_direct(wiphy, dev, peer, action_code, | |
3695 | dialog_token, status_code, | |
3696 | skb); | |
3697 | send_direct = true; | |
3698 | break; | |
3699 | default: | |
3700 | ret = -ENOTSUPP; | |
3701 | break; | |
3702 | } | |
3703 | ||
3704 | if (ret < 0) | |
3705 | goto fail; | |
3706 | ||
3707 | if (extra_ies_len) | |
3708 | memcpy(skb_put(skb, extra_ies_len), extra_ies, extra_ies_len); | |
3709 | ||
3710 | /* the TDLS link IE is always added last */ | |
3711 | switch (action_code) { | |
3712 | case WLAN_TDLS_SETUP_REQUEST: | |
3713 | case WLAN_TDLS_SETUP_CONFIRM: | |
3714 | case WLAN_TDLS_TEARDOWN: | |
3715 | case WLAN_TDLS_DISCOVERY_REQUEST: | |
3716 | /* we are the initiator */ | |
3717 | ieee80211_tdls_add_link_ie(skb, sdata->vif.addr, peer, | |
3718 | sdata->u.mgd.bssid); | |
3719 | break; | |
3720 | case WLAN_TDLS_SETUP_RESPONSE: | |
3721 | case WLAN_PUB_ACTION_TDLS_DISCOVER_RES: | |
3722 | /* we are the responder */ | |
3723 | ieee80211_tdls_add_link_ie(skb, peer, sdata->vif.addr, | |
3724 | sdata->u.mgd.bssid); | |
3725 | break; | |
3726 | default: | |
3727 | ret = -ENOTSUPP; | |
3728 | goto fail; | |
3729 | } | |
3730 | ||
3731 | if (send_direct) { | |
3732 | ieee80211_tx_skb(sdata, skb); | |
3733 | return 0; | |
3734 | } | |
3735 | ||
3736 | /* | |
3737 | * According to 802.11z: Setup req/resp are sent in AC_BK, otherwise | |
3738 | * we should default to AC_VI. | |
3739 | */ | |
3740 | switch (action_code) { | |
3741 | case WLAN_TDLS_SETUP_REQUEST: | |
3742 | case WLAN_TDLS_SETUP_RESPONSE: | |
3743 | skb_set_queue_mapping(skb, IEEE80211_AC_BK); | |
3744 | skb->priority = 2; | |
3745 | break; | |
3746 | default: | |
3747 | skb_set_queue_mapping(skb, IEEE80211_AC_VI); | |
3748 | skb->priority = 5; | |
3749 | break; | |
3750 | } | |
3751 | ||
3752 | /* disable bottom halves when entering the Tx path */ | |
3753 | local_bh_disable(); | |
3754 | ret = ieee80211_subif_start_xmit(skb, dev); | |
3755 | local_bh_enable(); | |
3756 | ||
3757 | return ret; | |
3758 | ||
3759 | fail: | |
3760 | dev_kfree_skb(skb); | |
3761 | return ret; | |
3762 | } | |
3763 | ||
3764 | static int ieee80211_tdls_oper(struct wiphy *wiphy, struct net_device *dev, | |
3765 | u8 *peer, enum nl80211_tdls_operation oper) | |
3766 | { | |
941c93cd | 3767 | struct sta_info *sta; |
dfe018bf AN |
3768 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
3769 | ||
3770 | if (!(wiphy->flags & WIPHY_FLAG_SUPPORTS_TDLS)) | |
3771 | return -ENOTSUPP; | |
3772 | ||
3773 | if (sdata->vif.type != NL80211_IFTYPE_STATION) | |
3774 | return -EINVAL; | |
3775 | ||
bdcbd8e0 | 3776 | tdls_dbg(sdata, "TDLS oper %d peer %pM\n", oper, peer); |
dfe018bf AN |
3777 | |
3778 | switch (oper) { | |
3779 | case NL80211_TDLS_ENABLE_LINK: | |
941c93cd AN |
3780 | rcu_read_lock(); |
3781 | sta = sta_info_get(sdata, peer); | |
3782 | if (!sta) { | |
3783 | rcu_read_unlock(); | |
3784 | return -ENOLINK; | |
3785 | } | |
3786 | ||
c2c98fde | 3787 | set_sta_flag(sta, WLAN_STA_TDLS_PEER_AUTH); |
941c93cd | 3788 | rcu_read_unlock(); |
dfe018bf AN |
3789 | break; |
3790 | case NL80211_TDLS_DISABLE_LINK: | |
3791 | return sta_info_destroy_addr(sdata, peer); | |
3792 | case NL80211_TDLS_TEARDOWN: | |
3793 | case NL80211_TDLS_SETUP: | |
3794 | case NL80211_TDLS_DISCOVERY_REQ: | |
3795 | /* We don't support in-driver setup/teardown/discovery */ | |
3796 | return -ENOTSUPP; | |
3797 | default: | |
3798 | return -ENOTSUPP; | |
3799 | } | |
3800 | ||
3801 | return 0; | |
3802 | } | |
3803 | ||
06500736 JB |
3804 | static int ieee80211_probe_client(struct wiphy *wiphy, struct net_device *dev, |
3805 | const u8 *peer, u64 *cookie) | |
3806 | { | |
3807 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
3808 | struct ieee80211_local *local = sdata->local; | |
3809 | struct ieee80211_qos_hdr *nullfunc; | |
3810 | struct sk_buff *skb; | |
3811 | int size = sizeof(*nullfunc); | |
3812 | __le16 fc; | |
3813 | bool qos; | |
3814 | struct ieee80211_tx_info *info; | |
3815 | struct sta_info *sta; | |
55de908a JB |
3816 | struct ieee80211_chanctx_conf *chanctx_conf; |
3817 | enum ieee80211_band band; | |
06500736 JB |
3818 | |
3819 | rcu_read_lock(); | |
55de908a JB |
3820 | chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); |
3821 | if (WARN_ON(!chanctx_conf)) { | |
3822 | rcu_read_unlock(); | |
3823 | return -EINVAL; | |
3824 | } | |
4bf88530 | 3825 | band = chanctx_conf->def.chan->band; |
03bb7f42 | 3826 | sta = sta_info_get_bss(sdata, peer); |
b4487c2d | 3827 | if (sta) { |
06500736 | 3828 | qos = test_sta_flag(sta, WLAN_STA_WME); |
b4487c2d JB |
3829 | } else { |
3830 | rcu_read_unlock(); | |
06500736 | 3831 | return -ENOLINK; |
b4487c2d | 3832 | } |
06500736 JB |
3833 | |
3834 | if (qos) { | |
3835 | fc = cpu_to_le16(IEEE80211_FTYPE_DATA | | |
3836 | IEEE80211_STYPE_QOS_NULLFUNC | | |
3837 | IEEE80211_FCTL_FROMDS); | |
3838 | } else { | |
3839 | size -= 2; | |
3840 | fc = cpu_to_le16(IEEE80211_FTYPE_DATA | | |
3841 | IEEE80211_STYPE_NULLFUNC | | |
3842 | IEEE80211_FCTL_FROMDS); | |
3843 | } | |
3844 | ||
3845 | skb = dev_alloc_skb(local->hw.extra_tx_headroom + size); | |
55de908a JB |
3846 | if (!skb) { |
3847 | rcu_read_unlock(); | |
06500736 | 3848 | return -ENOMEM; |
55de908a | 3849 | } |
06500736 JB |
3850 | |
3851 | skb->dev = dev; | |
3852 | ||
3853 | skb_reserve(skb, local->hw.extra_tx_headroom); | |
3854 | ||
3855 | nullfunc = (void *) skb_put(skb, size); | |
3856 | nullfunc->frame_control = fc; | |
3857 | nullfunc->duration_id = 0; | |
3858 | memcpy(nullfunc->addr1, sta->sta.addr, ETH_ALEN); | |
3859 | memcpy(nullfunc->addr2, sdata->vif.addr, ETH_ALEN); | |
3860 | memcpy(nullfunc->addr3, sdata->vif.addr, ETH_ALEN); | |
3861 | nullfunc->seq_ctrl = 0; | |
3862 | ||
3863 | info = IEEE80211_SKB_CB(skb); | |
3864 | ||
3865 | info->flags |= IEEE80211_TX_CTL_REQ_TX_STATUS | | |
3866 | IEEE80211_TX_INTFL_NL80211_FRAME_TX; | |
3867 | ||
3868 | skb_set_queue_mapping(skb, IEEE80211_AC_VO); | |
3869 | skb->priority = 7; | |
3870 | if (qos) | |
3871 | nullfunc->qos_ctrl = cpu_to_le16(7); | |
3872 | ||
3873 | local_bh_disable(); | |
55de908a | 3874 | ieee80211_xmit(sdata, skb, band); |
06500736 | 3875 | local_bh_enable(); |
55de908a | 3876 | rcu_read_unlock(); |
06500736 JB |
3877 | |
3878 | *cookie = (unsigned long) skb; | |
3879 | return 0; | |
3880 | } | |
3881 | ||
683b6d3b JB |
3882 | static int ieee80211_cfg_get_channel(struct wiphy *wiphy, |
3883 | struct wireless_dev *wdev, | |
3884 | struct cfg80211_chan_def *chandef) | |
5b7ccaf3 | 3885 | { |
55de908a | 3886 | struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev); |
cb601ffa | 3887 | struct ieee80211_local *local = wiphy_priv(wiphy); |
55de908a | 3888 | struct ieee80211_chanctx_conf *chanctx_conf; |
683b6d3b | 3889 | int ret = -ENODATA; |
55de908a JB |
3890 | |
3891 | rcu_read_lock(); | |
feda3027 JB |
3892 | chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); |
3893 | if (chanctx_conf) { | |
3894 | *chandef = chanctx_conf->def; | |
3895 | ret = 0; | |
3896 | } else if (local->open_count > 0 && | |
3897 | local->open_count == local->monitors && | |
3898 | sdata->vif.type == NL80211_IFTYPE_MONITOR) { | |
3899 | if (local->use_chanctx) | |
3900 | *chandef = local->monitor_chandef; | |
3901 | else | |
675a0b04 | 3902 | *chandef = local->_oper_chandef; |
683b6d3b | 3903 | ret = 0; |
55de908a JB |
3904 | } |
3905 | rcu_read_unlock(); | |
5b7ccaf3 | 3906 | |
683b6d3b | 3907 | return ret; |
5b7ccaf3 JB |
3908 | } |
3909 | ||
6d52563f JB |
3910 | #ifdef CONFIG_PM |
3911 | static void ieee80211_set_wakeup(struct wiphy *wiphy, bool enabled) | |
3912 | { | |
3913 | drv_set_wakeup(wiphy_priv(wiphy), enabled); | |
3914 | } | |
3915 | #endif | |
3916 | ||
32db6b54 KP |
3917 | static int ieee80211_set_qos_map(struct wiphy *wiphy, |
3918 | struct net_device *dev, | |
3919 | struct cfg80211_qos_map *qos_map) | |
3920 | { | |
3921 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
3922 | struct mac80211_qos_map *new_qos_map, *old_qos_map; | |
3923 | ||
3924 | if (qos_map) { | |
3925 | new_qos_map = kzalloc(sizeof(*new_qos_map), GFP_KERNEL); | |
3926 | if (!new_qos_map) | |
3927 | return -ENOMEM; | |
3928 | memcpy(&new_qos_map->qos_map, qos_map, sizeof(*qos_map)); | |
3929 | } else { | |
3930 | /* A NULL qos_map was passed to disable QoS mapping */ | |
3931 | new_qos_map = NULL; | |
3932 | } | |
3933 | ||
194ff52d | 3934 | old_qos_map = sdata_dereference(sdata->qos_map, sdata); |
32db6b54 KP |
3935 | rcu_assign_pointer(sdata->qos_map, new_qos_map); |
3936 | if (old_qos_map) | |
3937 | kfree_rcu(old_qos_map, rcu_head); | |
3938 | ||
3939 | return 0; | |
3940 | } | |
3941 | ||
8a47cea7 | 3942 | const struct cfg80211_ops mac80211_config_ops = { |
f0706e82 JB |
3943 | .add_virtual_intf = ieee80211_add_iface, |
3944 | .del_virtual_intf = ieee80211_del_iface, | |
42613db7 | 3945 | .change_virtual_intf = ieee80211_change_iface, |
f142c6b9 JB |
3946 | .start_p2p_device = ieee80211_start_p2p_device, |
3947 | .stop_p2p_device = ieee80211_stop_p2p_device, | |
e8cbb4cb JB |
3948 | .add_key = ieee80211_add_key, |
3949 | .del_key = ieee80211_del_key, | |
62da92fb | 3950 | .get_key = ieee80211_get_key, |
e8cbb4cb | 3951 | .set_default_key = ieee80211_config_default_key, |
3cfcf6ac | 3952 | .set_default_mgmt_key = ieee80211_config_default_mgmt_key, |
8860020e JB |
3953 | .start_ap = ieee80211_start_ap, |
3954 | .change_beacon = ieee80211_change_beacon, | |
3955 | .stop_ap = ieee80211_stop_ap, | |
4fd6931e JB |
3956 | .add_station = ieee80211_add_station, |
3957 | .del_station = ieee80211_del_station, | |
3958 | .change_station = ieee80211_change_station, | |
7bbdd2d9 | 3959 | .get_station = ieee80211_get_station, |
c5dd9c2b | 3960 | .dump_station = ieee80211_dump_station, |
1289723e | 3961 | .dump_survey = ieee80211_dump_survey, |
c5dd9c2b LCC |
3962 | #ifdef CONFIG_MAC80211_MESH |
3963 | .add_mpath = ieee80211_add_mpath, | |
3964 | .del_mpath = ieee80211_del_mpath, | |
3965 | .change_mpath = ieee80211_change_mpath, | |
3966 | .get_mpath = ieee80211_get_mpath, | |
3967 | .dump_mpath = ieee80211_dump_mpath, | |
24bdd9f4 JC |
3968 | .update_mesh_config = ieee80211_update_mesh_config, |
3969 | .get_mesh_config = ieee80211_get_mesh_config, | |
29cbe68c JB |
3970 | .join_mesh = ieee80211_join_mesh, |
3971 | .leave_mesh = ieee80211_leave_mesh, | |
c5dd9c2b | 3972 | #endif |
9f1ba906 | 3973 | .change_bss = ieee80211_change_bss, |
31888487 | 3974 | .set_txq_params = ieee80211_set_txq_params, |
e8c9bd5b | 3975 | .set_monitor_channel = ieee80211_set_monitor_channel, |
665af4fc BC |
3976 | .suspend = ieee80211_suspend, |
3977 | .resume = ieee80211_resume, | |
2a519311 | 3978 | .scan = ieee80211_scan, |
79f460ca LC |
3979 | .sched_scan_start = ieee80211_sched_scan_start, |
3980 | .sched_scan_stop = ieee80211_sched_scan_stop, | |
636a5d36 JM |
3981 | .auth = ieee80211_auth, |
3982 | .assoc = ieee80211_assoc, | |
3983 | .deauth = ieee80211_deauth, | |
3984 | .disassoc = ieee80211_disassoc, | |
af8cdcd8 JB |
3985 | .join_ibss = ieee80211_join_ibss, |
3986 | .leave_ibss = ieee80211_leave_ibss, | |
391e53e3 | 3987 | .set_mcast_rate = ieee80211_set_mcast_rate, |
b9a5f8ca | 3988 | .set_wiphy_params = ieee80211_set_wiphy_params, |
7643a2c3 JB |
3989 | .set_tx_power = ieee80211_set_tx_power, |
3990 | .get_tx_power = ieee80211_get_tx_power, | |
ab737a4f | 3991 | .set_wds_peer = ieee80211_set_wds_peer, |
1f87f7d3 | 3992 | .rfkill_poll = ieee80211_rfkill_poll, |
aff89a9b | 3993 | CFG80211_TESTMODE_CMD(ieee80211_testmode_cmd) |
71063f0e | 3994 | CFG80211_TESTMODE_DUMP(ieee80211_testmode_dump) |
bc92afd9 | 3995 | .set_power_mgmt = ieee80211_set_power_mgmt, |
9930380f | 3996 | .set_bitrate_mask = ieee80211_set_bitrate_mask, |
b8bc4b0a JB |
3997 | .remain_on_channel = ieee80211_remain_on_channel, |
3998 | .cancel_remain_on_channel = ieee80211_cancel_remain_on_channel, | |
2e161f78 | 3999 | .mgmt_tx = ieee80211_mgmt_tx, |
f30221e4 | 4000 | .mgmt_tx_cancel_wait = ieee80211_mgmt_tx_cancel_wait, |
a97c13c3 | 4001 | .set_cqm_rssi_config = ieee80211_set_cqm_rssi_config, |
7be5086d | 4002 | .mgmt_frame_register = ieee80211_mgmt_frame_register, |
15d96753 BR |
4003 | .set_antenna = ieee80211_set_antenna, |
4004 | .get_antenna = ieee80211_get_antenna, | |
38c09159 JL |
4005 | .set_ringparam = ieee80211_set_ringparam, |
4006 | .get_ringparam = ieee80211_get_ringparam, | |
c68f4b89 | 4007 | .set_rekey_data = ieee80211_set_rekey_data, |
dfe018bf AN |
4008 | .tdls_oper = ieee80211_tdls_oper, |
4009 | .tdls_mgmt = ieee80211_tdls_mgmt, | |
06500736 | 4010 | .probe_client = ieee80211_probe_client, |
b53be792 | 4011 | .set_noack_map = ieee80211_set_noack_map, |
6d52563f JB |
4012 | #ifdef CONFIG_PM |
4013 | .set_wakeup = ieee80211_set_wakeup, | |
4014 | #endif | |
b1ab7925 BG |
4015 | .get_et_sset_count = ieee80211_get_et_sset_count, |
4016 | .get_et_stats = ieee80211_get_et_stats, | |
4017 | .get_et_strings = ieee80211_get_et_strings, | |
5b7ccaf3 | 4018 | .get_channel = ieee80211_cfg_get_channel, |
164eb02d | 4019 | .start_radar_detection = ieee80211_start_radar_detection, |
73da7d5b | 4020 | .channel_switch = ieee80211_channel_switch, |
32db6b54 | 4021 | .set_qos_map = ieee80211_set_qos_map, |
f0706e82 | 4022 | }; |