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Commit | Line | Data |
---|---|---|
704232c2 JB |
1 | /* |
2 | * Wireless configuration interface internals. | |
3 | * | |
5f2aa25e | 4 | * Copyright 2006-2010 Johannes Berg <johannes@sipsolutions.net> |
704232c2 JB |
5 | */ |
6 | #ifndef __NET_WIRELESS_CORE_H | |
7 | #define __NET_WIRELESS_CORE_H | |
704232c2 JB |
8 | #include <linux/list.h> |
9 | #include <linux/netdevice.h> | |
2a519311 | 10 | #include <linux/rbtree.h> |
1ac61302 | 11 | #include <linux/debugfs.h> |
1f87f7d3 JB |
12 | #include <linux/rfkill.h> |
13 | #include <linux/workqueue.h> | |
c5a7e582 | 14 | #include <linux/rtnetlink.h> |
704232c2 | 15 | #include <net/genetlink.h> |
704232c2 | 16 | #include <net/cfg80211.h> |
3f2355cb | 17 | #include "reg.h" |
704232c2 | 18 | |
f4173766 JB |
19 | |
20 | #define WIPHY_IDX_INVALID -1 | |
21 | ||
704232c2 | 22 | struct cfg80211_registered_device { |
3dcf670b | 23 | const struct cfg80211_ops *ops; |
704232c2 | 24 | struct list_head list; |
704232c2 | 25 | |
1f87f7d3 JB |
26 | /* rfkill support */ |
27 | struct rfkill_ops rfkill_ops; | |
28 | struct rfkill *rfkill; | |
29 | struct work_struct rfkill_sync; | |
30 | ||
3f2355cb LR |
31 | /* ISO / IEC 3166 alpha2 for which this device is receiving |
32 | * country IEs on, this can help disregard country IEs from APs | |
33 | * on the same alpha2 quickly. The alpha2 may differ from | |
34 | * cfg80211_regdomain's alpha2 when an intersection has occurred. | |
35 | * If the AP is reconfigured this can also be used to tell us if | |
36 | * the country on the country IE changed. */ | |
37 | char country_ie_alpha2[2]; | |
38 | ||
39 | /* If a Country IE has been received this tells us the environment | |
40 | * which its telling us its in. This defaults to ENVIRON_ANY */ | |
41 | enum environment_cap env; | |
42 | ||
704232c2 | 43 | /* wiphy index, internal only */ |
b5850a7a | 44 | int wiphy_idx; |
704232c2 | 45 | |
5fe231e8 | 46 | /* associated wireless interfaces, protected by rtnl or RCU */ |
89a54e48 JB |
47 | struct list_head wdev_list; |
48 | int devlist_generation, wdev_id; | |
ad002395 JB |
49 | int opencount; /* also protected by devlist_mtx */ |
50 | wait_queue_head_t dev_wait; | |
704232c2 | 51 | |
37c73b5f BG |
52 | struct list_head beacon_registrations; |
53 | spinlock_t beacon_registrations_lock; | |
5e760230 | 54 | |
c5a7e582 | 55 | /* protected by RTNL only */ |
dbbae26a MK |
56 | int num_running_ifaces; |
57 | int num_running_monitor_ifaces; | |
58 | ||
2a519311 JB |
59 | /* BSSes/scanning */ |
60 | spinlock_t bss_lock; | |
61 | struct list_head bss_list; | |
62 | struct rb_root bss_tree; | |
63 | u32 bss_generation; | |
64 | struct cfg80211_scan_request *scan_req; /* protected by RTNL */ | |
f9d15d16 | 65 | struct sk_buff *scan_msg; |
807f8a8c | 66 | struct cfg80211_sched_scan_request *sched_scan_req; |
cb3a8eec | 67 | unsigned long suspend_at; |
667503dd | 68 | struct work_struct scan_done_wk; |
807f8a8c | 69 | struct work_struct sched_scan_results_wk; |
2a519311 | 70 | |
ad7e718c | 71 | struct genl_info *cur_cmd_info; |
aff89a9b | 72 | |
6829c878 | 73 | struct work_struct conn_work; |
667503dd | 74 | struct work_struct event_work; |
6829c878 | 75 | |
04f39047 SW |
76 | struct delayed_work dfs_update_channels_wk; |
77 | ||
5de17984 AS |
78 | /* netlink port which started critical protocol (0 means not started) */ |
79 | u32 crit_proto_nlportid; | |
80 | ||
be29b99a AK |
81 | struct cfg80211_coalesce *coalesce; |
82 | ||
78f22b6a JB |
83 | spinlock_t destroy_list_lock; |
84 | struct list_head destroy_list; | |
85 | struct work_struct destroy_work; | |
86 | ||
704232c2 JB |
87 | /* must be last because of the way we do wiphy_priv(), |
88 | * and it should at least be aligned to NETDEV_ALIGN */ | |
1c06ef98 | 89 | struct wiphy wiphy __aligned(NETDEV_ALIGN); |
704232c2 JB |
90 | }; |
91 | ||
92 | static inline | |
f26cbf40 | 93 | struct cfg80211_registered_device *wiphy_to_rdev(struct wiphy *wiphy) |
704232c2 JB |
94 | { |
95 | BUG_ON(!wiphy); | |
96 | return container_of(wiphy, struct cfg80211_registered_device, wiphy); | |
97 | } | |
98 | ||
ff1b6e69 JB |
99 | static inline void |
100 | cfg80211_rdev_free_wowlan(struct cfg80211_registered_device *rdev) | |
101 | { | |
6abb9cb9 | 102 | #ifdef CONFIG_PM |
ff1b6e69 JB |
103 | int i; |
104 | ||
6abb9cb9 | 105 | if (!rdev->wiphy.wowlan_config) |
ff1b6e69 | 106 | return; |
6abb9cb9 JB |
107 | for (i = 0; i < rdev->wiphy.wowlan_config->n_patterns; i++) |
108 | kfree(rdev->wiphy.wowlan_config->patterns[i].mask); | |
109 | kfree(rdev->wiphy.wowlan_config->patterns); | |
110 | if (rdev->wiphy.wowlan_config->tcp && | |
111 | rdev->wiphy.wowlan_config->tcp->sock) | |
112 | sock_release(rdev->wiphy.wowlan_config->tcp->sock); | |
113 | kfree(rdev->wiphy.wowlan_config->tcp); | |
8cd4d456 | 114 | kfree(rdev->wiphy.wowlan_config->nd_config); |
6abb9cb9 JB |
115 | kfree(rdev->wiphy.wowlan_config); |
116 | #endif | |
ff1b6e69 | 117 | } |
e60d7443 AB |
118 | |
119 | extern struct workqueue_struct *cfg80211_wq; | |
79c97e97 | 120 | extern struct list_head cfg80211_rdev_list; |
f5ea9120 | 121 | extern int cfg80211_rdev_list_generation; |
704232c2 | 122 | |
2a519311 JB |
123 | struct cfg80211_internal_bss { |
124 | struct list_head list; | |
776b3580 | 125 | struct list_head hidden_list; |
2a519311 JB |
126 | struct rb_node rbn; |
127 | unsigned long ts; | |
776b3580 | 128 | unsigned long refcount; |
19957bb3 | 129 | atomic_t hold; |
a08c1c1a | 130 | |
2a519311 JB |
131 | /* must be last because of priv member */ |
132 | struct cfg80211_bss pub; | |
133 | }; | |
134 | ||
19957bb3 JB |
135 | static inline struct cfg80211_internal_bss *bss_from_pub(struct cfg80211_bss *pub) |
136 | { | |
137 | return container_of(pub, struct cfg80211_internal_bss, pub); | |
138 | } | |
139 | ||
140 | static inline void cfg80211_hold_bss(struct cfg80211_internal_bss *bss) | |
141 | { | |
142 | atomic_inc(&bss->hold); | |
143 | } | |
144 | ||
145 | static inline void cfg80211_unhold_bss(struct cfg80211_internal_bss *bss) | |
146 | { | |
147 | int r = atomic_dec_return(&bss->hold); | |
148 | WARN_ON(r < 0); | |
149 | } | |
150 | ||
151 | ||
79c97e97 | 152 | struct cfg80211_registered_device *cfg80211_rdev_by_wiphy_idx(int wiphy_idx); |
806a9e39 LR |
153 | int get_wiphy_idx(struct wiphy *wiphy); |
154 | ||
806a9e39 LR |
155 | struct wiphy *wiphy_idx_to_wiphy(int wiphy_idx); |
156 | ||
463d0183 JB |
157 | int cfg80211_switch_netns(struct cfg80211_registered_device *rdev, |
158 | struct net *net); | |
55682965 | 159 | |
667503dd JB |
160 | static inline void wdev_lock(struct wireless_dev *wdev) |
161 | __acquires(wdev) | |
162 | { | |
163 | mutex_lock(&wdev->mtx); | |
164 | __acquire(wdev->mtx); | |
165 | } | |
166 | ||
167 | static inline void wdev_unlock(struct wireless_dev *wdev) | |
168 | __releases(wdev) | |
169 | { | |
170 | __release(wdev->mtx); | |
171 | mutex_unlock(&wdev->mtx); | |
172 | } | |
173 | ||
46a5ebaf | 174 | #define ASSERT_WDEV_LOCK(wdev) lockdep_assert_held(&(wdev)->mtx) |
667503dd | 175 | |
dbbae26a MK |
176 | static inline bool cfg80211_has_monitors_only(struct cfg80211_registered_device *rdev) |
177 | { | |
c5a7e582 | 178 | ASSERT_RTNL(); |
dbbae26a MK |
179 | |
180 | return rdev->num_running_ifaces == rdev->num_running_monitor_ifaces && | |
181 | rdev->num_running_ifaces > 0; | |
182 | } | |
183 | ||
667503dd JB |
184 | enum cfg80211_event_type { |
185 | EVENT_CONNECT_RESULT, | |
186 | EVENT_ROAMED, | |
187 | EVENT_DISCONNECTED, | |
188 | EVENT_IBSS_JOINED, | |
f04c2203 | 189 | EVENT_STOPPED, |
667503dd JB |
190 | }; |
191 | ||
192 | struct cfg80211_event { | |
193 | struct list_head list; | |
194 | enum cfg80211_event_type type; | |
195 | ||
196 | union { | |
197 | struct { | |
198 | u8 bssid[ETH_ALEN]; | |
199 | const u8 *req_ie; | |
200 | const u8 *resp_ie; | |
201 | size_t req_ie_len; | |
202 | size_t resp_ie_len; | |
203 | u16 status; | |
204 | } cr; | |
205 | struct { | |
667503dd JB |
206 | const u8 *req_ie; |
207 | const u8 *resp_ie; | |
208 | size_t req_ie_len; | |
209 | size_t resp_ie_len; | |
adbde344 | 210 | struct cfg80211_bss *bss; |
667503dd JB |
211 | } rm; |
212 | struct { | |
213 | const u8 *ie; | |
214 | size_t ie_len; | |
215 | u16 reason; | |
216 | } dc; | |
217 | struct { | |
218 | u8 bssid[ETH_ALEN]; | |
fe94f3a4 | 219 | struct ieee80211_channel *channel; |
667503dd JB |
220 | } ij; |
221 | }; | |
222 | }; | |
223 | ||
fffd0934 JB |
224 | struct cfg80211_cached_keys { |
225 | struct key_params params[6]; | |
226 | u8 data[6][WLAN_MAX_KEY_LEN]; | |
227 | int def, defmgmt; | |
228 | }; | |
229 | ||
26ab9a0c MK |
230 | enum cfg80211_chan_mode { |
231 | CHAN_MODE_UNDEFINED, | |
232 | CHAN_MODE_SHARED, | |
233 | CHAN_MODE_EXCLUSIVE, | |
234 | }; | |
235 | ||
37c73b5f BG |
236 | struct cfg80211_beacon_registration { |
237 | struct list_head list; | |
238 | u32 nlportid; | |
239 | }; | |
667503dd | 240 | |
78f22b6a JB |
241 | struct cfg80211_iface_destroy { |
242 | struct list_head list; | |
243 | u32 nlportid; | |
244 | }; | |
245 | ||
246 | void cfg80211_destroy_ifaces(struct cfg80211_registered_device *rdev); | |
247 | ||
704232c2 | 248 | /* free object */ |
c1b1203d | 249 | void cfg80211_dev_free(struct cfg80211_registered_device *rdev); |
704232c2 | 250 | |
c1b1203d JP |
251 | int cfg80211_dev_rename(struct cfg80211_registered_device *rdev, |
252 | char *newname); | |
55682965 | 253 | |
8318d78a | 254 | void ieee80211_set_bitrate_flags(struct wiphy *wiphy); |
8318d78a | 255 | |
1b8ec87a ZG |
256 | void cfg80211_bss_expire(struct cfg80211_registered_device *rdev); |
257 | void cfg80211_bss_age(struct cfg80211_registered_device *rdev, | |
cb3a8eec | 258 | unsigned long age_secs); |
2a519311 | 259 | |
04a773ad JB |
260 | /* IBSS */ |
261 | int cfg80211_join_ibss(struct cfg80211_registered_device *rdev, | |
262 | struct net_device *dev, | |
fffd0934 JB |
263 | struct cfg80211_ibss_params *params, |
264 | struct cfg80211_cached_keys *connkeys); | |
9d308429 | 265 | void cfg80211_clear_ibss(struct net_device *dev, bool nowext); |
98d3a7ca JB |
266 | int __cfg80211_leave_ibss(struct cfg80211_registered_device *rdev, |
267 | struct net_device *dev, bool nowext); | |
04a773ad | 268 | int cfg80211_leave_ibss(struct cfg80211_registered_device *rdev, |
9d308429 | 269 | struct net_device *dev, bool nowext); |
fe94f3a4 AQ |
270 | void __cfg80211_ibss_joined(struct net_device *dev, const u8 *bssid, |
271 | struct ieee80211_channel *channel); | |
fffd0934 JB |
272 | int cfg80211_ibss_wext_join(struct cfg80211_registered_device *rdev, |
273 | struct wireless_dev *wdev); | |
04a773ad | 274 | |
29cbe68c JB |
275 | /* mesh */ |
276 | extern const struct mesh_config default_mesh_config; | |
c80d545d | 277 | extern const struct mesh_setup default_mesh_setup; |
29cbe68c JB |
278 | int __cfg80211_join_mesh(struct cfg80211_registered_device *rdev, |
279 | struct net_device *dev, | |
cc1d2806 | 280 | struct mesh_setup *setup, |
29cbe68c JB |
281 | const struct mesh_config *conf); |
282 | int cfg80211_join_mesh(struct cfg80211_registered_device *rdev, | |
283 | struct net_device *dev, | |
cc1d2806 | 284 | struct mesh_setup *setup, |
29cbe68c | 285 | const struct mesh_config *conf); |
f04c2203 MK |
286 | int __cfg80211_leave_mesh(struct cfg80211_registered_device *rdev, |
287 | struct net_device *dev); | |
29cbe68c JB |
288 | int cfg80211_leave_mesh(struct cfg80211_registered_device *rdev, |
289 | struct net_device *dev); | |
683b6d3b JB |
290 | int cfg80211_set_mesh_channel(struct cfg80211_registered_device *rdev, |
291 | struct wireless_dev *wdev, | |
292 | struct cfg80211_chan_def *chandef); | |
29cbe68c | 293 | |
6e0bd6c3 RL |
294 | /* OCB */ |
295 | int __cfg80211_join_ocb(struct cfg80211_registered_device *rdev, | |
296 | struct net_device *dev, | |
297 | struct ocb_setup *setup); | |
298 | int cfg80211_join_ocb(struct cfg80211_registered_device *rdev, | |
299 | struct net_device *dev, | |
300 | struct ocb_setup *setup); | |
301 | int __cfg80211_leave_ocb(struct cfg80211_registered_device *rdev, | |
302 | struct net_device *dev); | |
303 | int cfg80211_leave_ocb(struct cfg80211_registered_device *rdev, | |
304 | struct net_device *dev); | |
305 | ||
60771780 | 306 | /* AP */ |
f04c2203 MK |
307 | int __cfg80211_stop_ap(struct cfg80211_registered_device *rdev, |
308 | struct net_device *dev, bool notify); | |
60771780 | 309 | int cfg80211_stop_ap(struct cfg80211_registered_device *rdev, |
7c8d5e03 | 310 | struct net_device *dev, bool notify); |
60771780 | 311 | |
19957bb3 JB |
312 | /* MLME */ |
313 | int cfg80211_mlme_auth(struct cfg80211_registered_device *rdev, | |
91bf9b26 JB |
314 | struct net_device *dev, |
315 | struct ieee80211_channel *chan, | |
316 | enum nl80211_auth_type auth_type, | |
317 | const u8 *bssid, | |
19957bb3 | 318 | const u8 *ssid, int ssid_len, |
fffd0934 | 319 | const u8 *ie, int ie_len, |
e39e5b5e JM |
320 | const u8 *key, int key_len, int key_idx, |
321 | const u8 *sae_data, int sae_data_len); | |
19957bb3 | 322 | int cfg80211_mlme_assoc(struct cfg80211_registered_device *rdev, |
f62fab73 JB |
323 | struct net_device *dev, |
324 | struct ieee80211_channel *chan, | |
325 | const u8 *bssid, | |
3e5d7649 | 326 | const u8 *ssid, int ssid_len, |
f62fab73 | 327 | struct cfg80211_assoc_request *req); |
19957bb3 JB |
328 | int cfg80211_mlme_deauth(struct cfg80211_registered_device *rdev, |
329 | struct net_device *dev, const u8 *bssid, | |
d5cdfacb JM |
330 | const u8 *ie, int ie_len, u16 reason, |
331 | bool local_state_change); | |
19957bb3 JB |
332 | int cfg80211_mlme_disassoc(struct cfg80211_registered_device *rdev, |
333 | struct net_device *dev, const u8 *bssid, | |
d5cdfacb JM |
334 | const u8 *ie, int ie_len, u16 reason, |
335 | bool local_state_change); | |
19957bb3 JB |
336 | void cfg80211_mlme_down(struct cfg80211_registered_device *rdev, |
337 | struct net_device *dev); | |
2e161f78 JB |
338 | int cfg80211_mlme_register_mgmt(struct wireless_dev *wdev, u32 snd_pid, |
339 | u16 frame_type, const u8 *match_data, | |
340 | int match_len); | |
341 | void cfg80211_mlme_unregister_socket(struct wireless_dev *wdev, u32 nlpid); | |
342 | void cfg80211_mlme_purge_registrations(struct wireless_dev *wdev); | |
343 | int cfg80211_mlme_mgmt_tx(struct cfg80211_registered_device *rdev, | |
71bbc994 | 344 | struct wireless_dev *wdev, |
b176e629 AO |
345 | struct cfg80211_mgmt_tx_params *params, |
346 | u64 *cookie); | |
7e7c8926 BG |
347 | void cfg80211_oper_and_ht_capa(struct ieee80211_ht_cap *ht_capa, |
348 | const struct ieee80211_ht_cap *ht_capa_mask); | |
ee2aca34 JB |
349 | void cfg80211_oper_and_vht_capa(struct ieee80211_vht_cap *vht_capa, |
350 | const struct ieee80211_vht_cap *vht_capa_mask); | |
19957bb3 | 351 | |
ceca7b71 | 352 | /* SME events */ |
b23aa676 SO |
353 | int cfg80211_connect(struct cfg80211_registered_device *rdev, |
354 | struct net_device *dev, | |
fffd0934 | 355 | struct cfg80211_connect_params *connect, |
83739b03 JB |
356 | struct cfg80211_cached_keys *connkeys, |
357 | const u8 *prev_bssid); | |
ceca7b71 JB |
358 | void __cfg80211_connect_result(struct net_device *dev, const u8 *bssid, |
359 | const u8 *req_ie, size_t req_ie_len, | |
360 | const u8 *resp_ie, size_t resp_ie_len, | |
361 | u16 status, bool wextev, | |
362 | struct cfg80211_bss *bss); | |
363 | void __cfg80211_disconnected(struct net_device *dev, const u8 *ie, | |
364 | size_t ie_len, u16 reason, bool from_ap); | |
b23aa676 | 365 | int cfg80211_disconnect(struct cfg80211_registered_device *rdev, |
f2129354 JB |
366 | struct net_device *dev, u16 reason, |
367 | bool wextev); | |
ed9d0102 | 368 | void __cfg80211_roamed(struct wireless_dev *wdev, |
adbde344 | 369 | struct cfg80211_bss *bss, |
667503dd JB |
370 | const u8 *req_ie, size_t req_ie_len, |
371 | const u8 *resp_ie, size_t resp_ie_len); | |
fffd0934 JB |
372 | int cfg80211_mgd_wext_connect(struct cfg80211_registered_device *rdev, |
373 | struct wireless_dev *wdev); | |
b23aa676 | 374 | |
ceca7b71 | 375 | /* SME implementation */ |
6829c878 | 376 | void cfg80211_conn_work(struct work_struct *work); |
ceca7b71 JB |
377 | void cfg80211_sme_scan_done(struct net_device *dev); |
378 | bool cfg80211_sme_rx_assoc_resp(struct wireless_dev *wdev, u16 status); | |
379 | void cfg80211_sme_rx_auth(struct wireless_dev *wdev, const u8 *buf, size_t len); | |
380 | void cfg80211_sme_disassoc(struct wireless_dev *wdev); | |
381 | void cfg80211_sme_deauth(struct wireless_dev *wdev); | |
382 | void cfg80211_sme_auth_timeout(struct wireless_dev *wdev); | |
383 | void cfg80211_sme_assoc_timeout(struct wireless_dev *wdev); | |
6829c878 | 384 | |
08645126 | 385 | /* internal helpers */ |
38ba3c57 | 386 | bool cfg80211_supported_cipher_suite(struct wiphy *wiphy, u32 cipher); |
fffd0934 JB |
387 | int cfg80211_validate_key_settings(struct cfg80211_registered_device *rdev, |
388 | struct key_params *params, int key_idx, | |
e31b8213 | 389 | bool pairwise, const u8 *mac_addr); |
667503dd | 390 | void __cfg80211_scan_done(struct work_struct *wk); |
f9d15d16 JB |
391 | void ___cfg80211_scan_done(struct cfg80211_registered_device *rdev, |
392 | bool send_message); | |
807f8a8c LC |
393 | void __cfg80211_sched_scan_results(struct work_struct *wk); |
394 | int __cfg80211_stop_sched_scan(struct cfg80211_registered_device *rdev, | |
395 | bool driver_initiated); | |
fffd0934 | 396 | void cfg80211_upload_connect_keys(struct wireless_dev *wdev); |
3d54d255 JB |
397 | int cfg80211_change_iface(struct cfg80211_registered_device *rdev, |
398 | struct net_device *dev, enum nl80211_iftype ntype, | |
399 | u32 *flags, struct vif_params *params); | |
400 | void cfg80211_process_rdev_events(struct cfg80211_registered_device *rdev); | |
1f6fc43e | 401 | void cfg80211_process_wdev_events(struct wireless_dev *wdev); |
08645126 | 402 | |
d4e50c59 MK |
403 | int cfg80211_can_use_iftype_chan(struct cfg80211_registered_device *rdev, |
404 | struct wireless_dev *wdev, | |
405 | enum nl80211_iftype iftype, | |
406 | struct ieee80211_channel *chan, | |
11c4a075 SW |
407 | enum cfg80211_chan_mode chanmode, |
408 | u8 radar_detect); | |
d4e50c59 | 409 | |
fe7c3a1f JD |
410 | /** |
411 | * cfg80211_chandef_dfs_usable - checks if chandef is DFS usable | |
412 | * @wiphy: the wiphy to validate against | |
413 | * @chandef: the channel definition to check | |
414 | * | |
415 | * Checks if chandef is usable and we can/need start CAC on such channel. | |
416 | * | |
417 | * Return: Return true if all channels available and at least | |
418 | * one channel require CAC (NL80211_DFS_USABLE) | |
419 | */ | |
420 | bool cfg80211_chandef_dfs_usable(struct wiphy *wiphy, | |
421 | const struct cfg80211_chan_def *chandef); | |
422 | ||
04f39047 SW |
423 | void cfg80211_set_dfs_state(struct wiphy *wiphy, |
424 | const struct cfg80211_chan_def *chandef, | |
425 | enum nl80211_dfs_state dfs_state); | |
426 | ||
427 | void cfg80211_dfs_channels_update_work(struct work_struct *work); | |
428 | ||
31559f35 JD |
429 | unsigned int |
430 | cfg80211_chandef_dfs_cac_time(struct wiphy *wiphy, | |
431 | const struct cfg80211_chan_def *chandef); | |
04f39047 | 432 | |
04f39047 SW |
433 | static inline unsigned int elapsed_jiffies_msecs(unsigned long start) |
434 | { | |
435 | unsigned long end = jiffies; | |
436 | ||
437 | if (end >= start) | |
438 | return jiffies_to_msecs(end - start); | |
439 | ||
0ce12026 | 440 | return jiffies_to_msecs(end + (ULONG_MAX - start) + 1); |
04f39047 SW |
441 | } |
442 | ||
26ab9a0c | 443 | void |
8e95ea49 | 444 | cfg80211_get_chan_state(struct wireless_dev *wdev, |
26ab9a0c | 445 | struct ieee80211_channel **chan, |
9e0e2961 MK |
446 | enum cfg80211_chan_mode *chanmode, |
447 | u8 *radar_detect); | |
26ab9a0c | 448 | |
e8c9bd5b | 449 | int cfg80211_set_monitor_channel(struct cfg80211_registered_device *rdev, |
683b6d3b | 450 | struct cfg80211_chan_def *chandef); |
59bbb6f7 | 451 | |
34850ab2 JB |
452 | int ieee80211_get_ratemask(struct ieee80211_supported_band *sband, |
453 | const u8 *rates, unsigned int n_rates, | |
454 | u32 *mask); | |
455 | ||
56d1893d JB |
456 | int cfg80211_validate_beacon_int(struct cfg80211_registered_device *rdev, |
457 | u32 beacon_int); | |
458 | ||
dbbae26a MK |
459 | void cfg80211_update_iface_num(struct cfg80211_registered_device *rdev, |
460 | enum nl80211_iftype iftype, int num); | |
461 | ||
f04c2203 MK |
462 | void __cfg80211_leave(struct cfg80211_registered_device *rdev, |
463 | struct wireless_dev *wdev); | |
81256969 SG |
464 | void cfg80211_leave(struct cfg80211_registered_device *rdev, |
465 | struct wireless_dev *wdev); | |
466 | ||
f9f47529 JB |
467 | void cfg80211_stop_p2p_device(struct cfg80211_registered_device *rdev, |
468 | struct wireless_dev *wdev); | |
469 | ||
d4e50c59 MK |
470 | #define CFG80211_MAX_NUM_DIFFERENT_CHANNELS 10 |
471 | ||
f7969969 JB |
472 | #ifdef CONFIG_CFG80211_DEVELOPER_WARNINGS |
473 | #define CFG80211_DEV_WARN_ON(cond) WARN_ON(cond) | |
474 | #else | |
475 | /* | |
476 | * Trick to enable using it as a condition, | |
477 | * and also not give a warning when it's | |
478 | * not used that way. | |
479 | */ | |
480 | #define CFG80211_DEV_WARN_ON(cond) ({bool __r = (cond); __r; }) | |
481 | #endif | |
482 | ||
704232c2 | 483 | #endif /* __NET_WIRELESS_CORE_H */ |