]>
Commit | Line | Data |
---|---|---|
f0706e82 JB |
1 | /* |
2 | * Copyright 2002-2005, Instant802 Networks, Inc. | |
3 | * Copyright 2005, Devicescape Software, Inc. | |
4 | * Copyright 2006-2007 Jiri Benc <jbenc@suse.cz> | |
026331c4 | 5 | * Copyright 2007-2010 Johannes Berg <johannes@sipsolutions.net> |
f0706e82 JB |
6 | * |
7 | * This program is free software; you can redistribute it and/or modify | |
8 | * it under the terms of the GNU General Public License version 2 as | |
9 | * published by the Free Software Foundation. | |
10 | */ | |
11 | ||
12 | #ifndef IEEE80211_I_H | |
13 | #define IEEE80211_I_H | |
14 | ||
15 | #include <linux/kernel.h> | |
16 | #include <linux/device.h> | |
17 | #include <linux/if_ether.h> | |
18 | #include <linux/interrupt.h> | |
19 | #include <linux/list.h> | |
20 | #include <linux/netdevice.h> | |
21 | #include <linux/skbuff.h> | |
22 | #include <linux/workqueue.h> | |
23 | #include <linux/types.h> | |
24 | #include <linux/spinlock.h> | |
571ecf67 | 25 | #include <linux/etherdevice.h> |
e1e54068 | 26 | #include <linux/leds.h> |
fe7a5d5c | 27 | #include <net/ieee80211_radiotap.h> |
93da9cc1 | 28 | #include <net/cfg80211.h> |
51cb6db0 | 29 | #include <net/mac80211.h> |
2c8dccc7 | 30 | #include "key.h" |
f0706e82 JB |
31 | #include "sta_info.h" |
32 | ||
9cfb0009 | 33 | struct ieee80211_local; |
f0706e82 JB |
34 | |
35 | /* Maximum number of broadcast/multicast frames to buffer when some of the | |
36 | * associated stations are using power saving. */ | |
37 | #define AP_MAX_BC_BUFFER 128 | |
38 | ||
39 | /* Maximum number of frames buffered to all STAs, including multicast frames. | |
40 | * Note: increasing this limit increases the potential memory requirement. Each | |
41 | * frame can be up to about 2 kB long. */ | |
42 | #define TOTAL_MAX_TX_BUFFER 512 | |
43 | ||
44 | /* Required encryption head and tailroom */ | |
45 | #define IEEE80211_ENCRYPT_HEADROOM 8 | |
765cb46a | 46 | #define IEEE80211_ENCRYPT_TAILROOM 18 |
f0706e82 JB |
47 | |
48 | /* IEEE 802.11 (Ch. 9.5 Defragmentation) requires support for concurrent | |
49 | * reception of at least three fragmented frames. This limit can be increased | |
50 | * by changing this define, at the cost of slower frame reassembly and | |
51 | * increased memory use (about 2 kB of RAM per entry). */ | |
52 | #define IEEE80211_FRAGMENT_MAX 4 | |
53 | ||
20ad19d0 JB |
54 | #define TU_TO_EXP_TIME(x) (jiffies + usecs_to_jiffies((x) * 1024)) |
55 | ||
ab13315a KV |
56 | #define IEEE80211_DEFAULT_UAPSD_QUEUES \ |
57 | (IEEE80211_WMM_IE_STA_QOSINFO_AC_BK | \ | |
58 | IEEE80211_WMM_IE_STA_QOSINFO_AC_BE | \ | |
59 | IEEE80211_WMM_IE_STA_QOSINFO_AC_VI | \ | |
60 | IEEE80211_WMM_IE_STA_QOSINFO_AC_VO) | |
61 | ||
62 | #define IEEE80211_DEFAULT_MAX_SP_LEN \ | |
63 | IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL | |
64 | ||
f0706e82 JB |
65 | struct ieee80211_fragment_entry { |
66 | unsigned long first_frag_time; | |
67 | unsigned int seq; | |
68 | unsigned int rx_queue; | |
69 | unsigned int last_frag; | |
70 | unsigned int extra_len; | |
71 | struct sk_buff_head skb_list; | |
72 | int ccmp; /* Whether fragments were encrypted with CCMP */ | |
73 | u8 last_pn[6]; /* PN of the last fragment if CCMP was used */ | |
74 | }; | |
75 | ||
76 | ||
c2b13452 | 77 | struct ieee80211_bss { |
00d3f14c JB |
78 | /* don't want to look up all the time */ |
79 | size_t ssid_len; | |
f0706e82 | 80 | u8 ssid[IEEE80211_MAX_SSID_LEN]; |
00d3f14c | 81 | |
98f7dfd8 | 82 | u8 dtim_period; |
00d3f14c | 83 | |
43ac2ca3 | 84 | bool wmm_used; |
ab13315a | 85 | bool uapsd_supported; |
00d3f14c JB |
86 | |
87 | unsigned long last_probe_resp; | |
88 | ||
ee385855 LCC |
89 | #ifdef CONFIG_MAC80211_MESH |
90 | u8 *mesh_id; | |
91 | size_t mesh_id_len; | |
24736701 | 92 | u8 *mesh_cfg; |
902acc78 | 93 | #endif |
00d3f14c | 94 | |
f0706e82 JB |
95 | #define IEEE80211_MAX_SUPP_RATES 32 |
96 | u8 supp_rates[IEEE80211_MAX_SUPP_RATES]; | |
97 | size_t supp_rates_len; | |
f0706e82 | 98 | |
00d3f14c | 99 | /* |
25985edc | 100 | * During association, we save an ERP value from a probe response so |
5628221c DD |
101 | * that we can feed ERP info to the driver when handling the |
102 | * association completes. these fields probably won't be up-to-date | |
00d3f14c JB |
103 | * otherwise, you probably don't want to use them. |
104 | */ | |
105 | bool has_erp_value; | |
5628221c | 106 | u8 erp_value; |
f0706e82 JB |
107 | }; |
108 | ||
c2b13452 | 109 | static inline u8 *bss_mesh_cfg(struct ieee80211_bss *bss) |
902acc78 JB |
110 | { |
111 | #ifdef CONFIG_MAC80211_MESH | |
112 | return bss->mesh_cfg; | |
113 | #endif | |
114 | return NULL; | |
115 | } | |
116 | ||
c2b13452 | 117 | static inline u8 *bss_mesh_id(struct ieee80211_bss *bss) |
902acc78 JB |
118 | { |
119 | #ifdef CONFIG_MAC80211_MESH | |
120 | return bss->mesh_id; | |
121 | #endif | |
122 | return NULL; | |
123 | } | |
124 | ||
c2b13452 | 125 | static inline u8 bss_mesh_id_len(struct ieee80211_bss *bss) |
902acc78 JB |
126 | { |
127 | #ifdef CONFIG_MAC80211_MESH | |
128 | return bss->mesh_id_len; | |
129 | #endif | |
130 | return 0; | |
131 | } | |
132 | ||
f0706e82 | 133 | |
9ae54c84 JB |
134 | typedef unsigned __bitwise__ ieee80211_tx_result; |
135 | #define TX_CONTINUE ((__force ieee80211_tx_result) 0u) | |
136 | #define TX_DROP ((__force ieee80211_tx_result) 1u) | |
137 | #define TX_QUEUED ((__force ieee80211_tx_result) 2u) | |
138 | ||
5cf121c3 JB |
139 | #define IEEE80211_TX_UNICAST BIT(1) |
140 | #define IEEE80211_TX_PS_BUFFERED BIT(2) | |
5cf121c3 JB |
141 | |
142 | struct ieee80211_tx_data { | |
143 | struct sk_buff *skb; | |
5cf121c3 JB |
144 | struct ieee80211_local *local; |
145 | struct ieee80211_sub_if_data *sdata; | |
146 | struct sta_info *sta; | |
5cf121c3 | 147 | struct ieee80211_key *key; |
5cf121c3 | 148 | |
5cf121c3 | 149 | struct ieee80211_channel *channel; |
5cf121c3 | 150 | |
056cdd59 | 151 | unsigned int flags; |
5cf121c3 JB |
152 | }; |
153 | ||
154 | ||
9ae54c84 | 155 | typedef unsigned __bitwise__ ieee80211_rx_result; |
e4c26add JB |
156 | #define RX_CONTINUE ((__force ieee80211_rx_result) 0u) |
157 | #define RX_DROP_UNUSABLE ((__force ieee80211_rx_result) 1u) | |
158 | #define RX_DROP_MONITOR ((__force ieee80211_rx_result) 2u) | |
159 | #define RX_QUEUED ((__force ieee80211_rx_result) 3u) | |
9ae54c84 | 160 | |
554891e6 JB |
161 | /** |
162 | * enum ieee80211_packet_rx_flags - packet RX flags | |
163 | * @IEEE80211_RX_RA_MATCH: frame is destined to interface currently processed | |
164 | * (incl. multicast frames) | |
165 | * @IEEE80211_RX_IN_SCAN: received while scanning | |
166 | * @IEEE80211_RX_FRAGMENTED: fragmented frame | |
167 | * @IEEE80211_RX_AMSDU: a-MSDU packet | |
168 | * @IEEE80211_RX_MALFORMED_ACTION_FRM: action frame is malformed | |
4cfda47b | 169 | * @IEEE80211_RX_DEFERRED_RELEASE: frame was subjected to receive reordering |
554891e6 JB |
170 | * |
171 | * These are per-frame flags that are attached to a frame in the | |
172 | * @rx_flags field of &struct ieee80211_rx_status. | |
173 | */ | |
174 | enum ieee80211_packet_rx_flags { | |
175 | IEEE80211_RX_IN_SCAN = BIT(0), | |
176 | IEEE80211_RX_RA_MATCH = BIT(1), | |
177 | IEEE80211_RX_FRAGMENTED = BIT(2), | |
178 | IEEE80211_RX_AMSDU = BIT(3), | |
179 | IEEE80211_RX_MALFORMED_ACTION_FRM = BIT(4), | |
4cfda47b | 180 | IEEE80211_RX_DEFERRED_RELEASE = BIT(5), |
554891e6 JB |
181 | }; |
182 | ||
183 | /** | |
184 | * enum ieee80211_rx_flags - RX data flags | |
185 | * | |
186 | * @IEEE80211_RX_CMNTR: received on cooked monitor already | |
187 | * | |
188 | * These flags are used across handling multiple interfaces | |
189 | * for a single frame. | |
190 | */ | |
191 | enum ieee80211_rx_flags { | |
192 | IEEE80211_RX_CMNTR = BIT(0), | |
193 | }; | |
5cf121c3 JB |
194 | |
195 | struct ieee80211_rx_data { | |
f0706e82 | 196 | struct sk_buff *skb; |
f0706e82 JB |
197 | struct ieee80211_local *local; |
198 | struct ieee80211_sub_if_data *sdata; | |
199 | struct sta_info *sta; | |
f0706e82 | 200 | struct ieee80211_key *key; |
056cdd59 | 201 | |
056cdd59 | 202 | unsigned int flags; |
9e26297a JB |
203 | |
204 | /* | |
205 | * Index into sequence numbers array, 0..16 | |
206 | * since the last (16) is used for non-QoS, | |
207 | * will be 16 on non-QoS frames. | |
208 | */ | |
209 | int seqno_idx; | |
210 | ||
211 | /* | |
212 | * Index into the security IV/PN arrays, 0..16 | |
213 | * since the last (16) is used for CCMP-encrypted | |
214 | * management frames, will be set to 16 on mgmt | |
215 | * frames and 0 on non-QoS frames. | |
216 | */ | |
217 | int security_idx; | |
218 | ||
5cf121c3 JB |
219 | u32 tkip_iv32; |
220 | u16 tkip_iv16; | |
f0706e82 JB |
221 | }; |
222 | ||
5dfdaf58 JB |
223 | struct beacon_data { |
224 | u8 *head, *tail; | |
225 | int head_len, tail_len; | |
226 | int dtim_period; | |
227 | }; | |
228 | ||
f0706e82 | 229 | struct ieee80211_if_ap { |
40b275b6 | 230 | struct beacon_data __rcu *beacon; |
f0706e82 | 231 | |
0ec3ca44 JB |
232 | struct list_head vlans; |
233 | ||
f0706e82 JB |
234 | /* yes, this looks ugly, but guarantees that we can later use |
235 | * bitmap_empty :) | |
004c872e | 236 | * NB: don't touch this bitmap, use sta_info_{set,clear}_tim_bit */ |
f0706e82 | 237 | u8 tim[sizeof(unsigned long) * BITS_TO_LONGS(IEEE80211_MAX_AID + 1)]; |
f0706e82 | 238 | struct sk_buff_head ps_bc_buf; |
056cdd59 | 239 | atomic_t num_sta_ps; /* number of stations in PS mode */ |
5dfdaf58 | 240 | int dtim_count; |
512119b3 | 241 | bool dtim_bc_mc; |
f0706e82 JB |
242 | }; |
243 | ||
244 | struct ieee80211_if_wds { | |
f0706e82 | 245 | struct sta_info *sta; |
056cdd59 | 246 | u8 remote_addr[ETH_ALEN]; |
f0706e82 JB |
247 | }; |
248 | ||
249 | struct ieee80211_if_vlan { | |
0ec3ca44 | 250 | struct list_head list; |
f14543ee FF |
251 | |
252 | /* used for all tx if the VLAN is configured to 4-addr mode */ | |
40b275b6 | 253 | struct sta_info __rcu *sta; |
f0706e82 JB |
254 | }; |
255 | ||
ee385855 | 256 | struct mesh_stats { |
c8a61a7d DW |
257 | __u32 fwded_mcast; /* Mesh forwarded multicast frames */ |
258 | __u32 fwded_unicast; /* Mesh forwarded unicast frames */ | |
259 | __u32 fwded_frames; /* Mesh total forwarded frames */ | |
ee385855 LCC |
260 | __u32 dropped_frames_ttl; /* Not transmitted since mesh_ttl == 0*/ |
261 | __u32 dropped_frames_no_route; /* Not transmitted, no route found */ | |
cfee66b0 | 262 | __u32 dropped_frames_congestion;/* Not forwarded due to congestion */ |
ee385855 LCC |
263 | atomic_t estab_plinks; |
264 | }; | |
265 | ||
266 | #define PREQ_Q_F_START 0x1 | |
267 | #define PREQ_Q_F_REFRESH 0x2 | |
268 | struct mesh_preq_queue { | |
269 | struct list_head list; | |
270 | u8 dst[ETH_ALEN]; | |
271 | u8 flags; | |
272 | }; | |
273 | ||
f679f65d | 274 | enum ieee80211_work_type { |
b8bc4b0a | 275 | IEEE80211_WORK_ABORT, |
af6b6374 | 276 | IEEE80211_WORK_DIRECT_PROBE, |
f679f65d | 277 | IEEE80211_WORK_AUTH, |
e5b900d2 | 278 | IEEE80211_WORK_ASSOC_BEACON_WAIT, |
f679f65d | 279 | IEEE80211_WORK_ASSOC, |
b8bc4b0a | 280 | IEEE80211_WORK_REMAIN_ON_CHANNEL, |
f30221e4 | 281 | IEEE80211_WORK_OFFCHANNEL_TX, |
77fdaa12 JB |
282 | }; |
283 | ||
af6b6374 JB |
284 | /** |
285 | * enum work_done_result - indicates what to do after work was done | |
286 | * | |
287 | * @WORK_DONE_DESTROY: This work item is no longer needed, destroy. | |
288 | * @WORK_DONE_REQUEUE: This work item was reset to be reused, and | |
289 | * should be requeued. | |
290 | */ | |
291 | enum work_done_result { | |
292 | WORK_DONE_DESTROY, | |
293 | WORK_DONE_REQUEUE, | |
294 | }; | |
295 | ||
f679f65d | 296 | struct ieee80211_work { |
77fdaa12 | 297 | struct list_head list; |
77fdaa12 | 298 | |
af6b6374 JB |
299 | struct rcu_head rcu_head; |
300 | ||
301 | struct ieee80211_sub_if_data *sdata; | |
302 | ||
303 | enum work_done_result (*done)(struct ieee80211_work *wk, | |
304 | struct sk_buff *skb); | |
305 | ||
f679f65d | 306 | struct ieee80211_channel *chan; |
e4da8c37 | 307 | enum nl80211_channel_type chan_type; |
af6b6374 | 308 | |
f679f65d JB |
309 | unsigned long timeout; |
310 | enum ieee80211_work_type type; | |
311 | ||
af6b6374 JB |
312 | u8 filter_ta[ETH_ALEN]; |
313 | ||
e4da8c37 JB |
314 | bool started; |
315 | ||
f679f65d JB |
316 | union { |
317 | struct { | |
318 | int tries; | |
319 | u16 algorithm, transaction; | |
320 | u8 ssid[IEEE80211_MAX_SSID_LEN]; | |
321 | u8 ssid_len; | |
f679f65d JB |
322 | u8 key[WLAN_KEY_LEN_WEP104]; |
323 | u8 key_len, key_idx; | |
324 | bool privacy; | |
b2abb6e2 | 325 | bool synced; |
af6b6374 | 326 | } probe_auth; |
f679f65d | 327 | struct { |
0c1ad2ca | 328 | struct cfg80211_bss *bss; |
f679f65d JB |
329 | const u8 *supp_rates; |
330 | const u8 *ht_information_ie; | |
af6b6374 | 331 | enum ieee80211_smps_mode smps; |
f679f65d JB |
332 | int tries; |
333 | u16 capability; | |
af6b6374 | 334 | u8 prev_bssid[ETH_ALEN]; |
f679f65d JB |
335 | u8 ssid[IEEE80211_MAX_SSID_LEN]; |
336 | u8 ssid_len; | |
337 | u8 supp_rates_len; | |
ab13315a | 338 | bool wmm_used, use_11n, uapsd_used; |
b2abb6e2 | 339 | bool synced; |
f679f65d | 340 | } assoc; |
b8bc4b0a | 341 | struct { |
e4da8c37 | 342 | u32 duration; |
b8bc4b0a | 343 | } remain; |
f30221e4 JB |
344 | struct { |
345 | struct sk_buff *frame; | |
346 | u32 wait; | |
28a1bcdb | 347 | bool status; |
f30221e4 | 348 | } offchan_tx; |
f679f65d | 349 | }; |
fffd0934 | 350 | |
f679f65d | 351 | int ie_len; |
77fdaa12 | 352 | /* must be last */ |
f679f65d | 353 | u8 ie[0]; |
77fdaa12 JB |
354 | }; |
355 | ||
46900298 | 356 | /* flags used in struct ieee80211_if_managed.flags */ |
ab1faead | 357 | enum ieee80211_sta_flags { |
b291ba11 JB |
358 | IEEE80211_STA_BEACON_POLL = BIT(0), |
359 | IEEE80211_STA_CONNECTION_POLL = BIT(1), | |
360 | IEEE80211_STA_CONTROL_PORT = BIT(2), | |
b291ba11 JB |
361 | IEEE80211_STA_DISABLE_11N = BIT(4), |
362 | IEEE80211_STA_CSA_RECEIVED = BIT(5), | |
363 | IEEE80211_STA_MFP_ENABLED = BIT(6), | |
ab13315a | 364 | IEEE80211_STA_UAPSD_ENABLED = BIT(7), |
375177bf | 365 | IEEE80211_STA_NULLFUNC_ACKED = BIT(8), |
17e4ec14 | 366 | IEEE80211_STA_RESET_SIGNAL_AVE = BIT(9), |
ab1faead JB |
367 | }; |
368 | ||
46900298 | 369 | struct ieee80211_if_managed { |
056cdd59 | 370 | struct timer_list timer; |
b291ba11 JB |
371 | struct timer_list conn_mon_timer; |
372 | struct timer_list bcn_mon_timer; | |
c481ec97 | 373 | struct timer_list chswitch_timer; |
b291ba11 | 374 | struct work_struct monitor_work; |
c481ec97 | 375 | struct work_struct chswitch_work; |
1e4dcd01 | 376 | struct work_struct beacon_connection_loss_work; |
46900298 | 377 | |
7ccc8bd7 | 378 | unsigned long beacon_timeout; |
b291ba11 | 379 | unsigned long probe_timeout; |
a43abf29 | 380 | int probe_send_count; |
04ac3c0e | 381 | bool nullfunc_failed; |
b291ba11 | 382 | |
77fdaa12 | 383 | struct mutex mtx; |
0c1ad2ca | 384 | struct cfg80211_bss *associated; |
46900298 | 385 | |
77fdaa12 | 386 | u8 bssid[ETH_ALEN]; |
46900298 | 387 | |
f0706e82 | 388 | u16 aid; |
f0706e82 | 389 | |
5bb644a0 | 390 | unsigned long timers_running; /* used for quiesce/restart */ |
965bedad | 391 | bool powersave; /* powersave requested for this iface */ |
05cb9108 | 392 | bool broken_ap; /* AP is broken -- turn off powersave */ |
0f78231b | 393 | enum ieee80211_smps_mode req_smps, /* requested smps mode */ |
d1f5b7a3 JB |
394 | ap_smps, /* smps mode AP thinks we're in */ |
395 | driver_smps_mode; /* smps mode request */ | |
396 | ||
397 | struct work_struct request_smps_work; | |
965bedad | 398 | |
d6f2da5b | 399 | unsigned int flags; |
f0706e82 | 400 | |
d8ec4433 | 401 | bool beacon_crc_valid; |
d91f36db JB |
402 | u32 beacon_crc; |
403 | ||
fdfacf0a JM |
404 | enum { |
405 | IEEE80211_MFP_DISABLED, | |
406 | IEEE80211_MFP_OPTIONAL, | |
407 | IEEE80211_MFP_REQUIRED | |
408 | } mfp; /* management frame protection */ | |
409 | ||
f0706e82 | 410 | int wmm_last_param_set; |
9bc383de JB |
411 | |
412 | u8 use_4addr; | |
17e4ec14 JM |
413 | |
414 | /* Signal strength from the last Beacon frame in the current BSS. */ | |
415 | int last_beacon_signal; | |
416 | ||
417 | /* | |
418 | * Weighted average of the signal strength from Beacon frames in the | |
419 | * current BSS. This is in units of 1/16 of the signal unit to maintain | |
420 | * accuracy and to speed up calculations, i.e., the value need to be | |
421 | * divided by 16 to get the actual value. | |
422 | */ | |
423 | int ave_beacon_signal; | |
424 | ||
391a200a JM |
425 | /* |
426 | * Number of Beacon frames used in ave_beacon_signal. This can be used | |
427 | * to avoid generating less reliable cqm events that would be based | |
428 | * only on couple of received frames. | |
429 | */ | |
430 | unsigned int count_beacon_signal; | |
431 | ||
17e4ec14 JM |
432 | /* |
433 | * Last Beacon frame signal strength average (ave_beacon_signal / 16) | |
434 | * that triggered a cqm event. 0 indicates that no event has been | |
435 | * generated for the current association. | |
436 | */ | |
437 | int last_cqm_event_signal; | |
615f7b9b MV |
438 | |
439 | /* | |
440 | * State variables for keeping track of RSSI of the AP currently | |
441 | * connected to and informing driver when RSSI has gone | |
442 | * below/above a certain threshold. | |
443 | */ | |
444 | int rssi_min_thold, rssi_max_thold; | |
445 | int last_ave_beacon_signal; | |
f0706e82 JB |
446 | }; |
447 | ||
46900298 JB |
448 | struct ieee80211_if_ibss { |
449 | struct timer_list timer; | |
46900298 | 450 | |
7a17a33c JB |
451 | struct mutex mtx; |
452 | ||
af8cdcd8 | 453 | unsigned long last_scan_completed; |
5bb644a0 | 454 | |
fbd2c8dc TP |
455 | u32 basic_rates; |
456 | ||
5bb644a0 JB |
457 | bool timer_running; |
458 | ||
af8cdcd8 JB |
459 | bool fixed_bssid; |
460 | bool fixed_channel; | |
fffd0934 | 461 | bool privacy; |
46900298 JB |
462 | |
463 | u8 bssid[ETH_ALEN]; | |
af8cdcd8 JB |
464 | u8 ssid[IEEE80211_MAX_SSID_LEN]; |
465 | u8 ssid_len, ie_len; | |
466 | u8 *ie; | |
467 | struct ieee80211_channel *channel; | |
46900298 JB |
468 | |
469 | unsigned long ibss_join_req; | |
af8cdcd8 | 470 | /* probe response/beacon for IBSS */ |
40b275b6 JB |
471 | struct sk_buff __rcu *presp; |
472 | struct sk_buff *skb; | |
46900298 JB |
473 | |
474 | enum { | |
475 | IEEE80211_IBSS_MLME_SEARCH, | |
476 | IEEE80211_IBSS_MLME_JOINED, | |
477 | } state; | |
478 | }; | |
479 | ||
472dbc45 | 480 | struct ieee80211_if_mesh { |
472dbc45 JB |
481 | struct timer_list housekeeping_timer; |
482 | struct timer_list mesh_path_timer; | |
e304bfd3 | 483 | struct timer_list mesh_path_root_timer; |
472dbc45 | 484 | |
5bb644a0 JB |
485 | unsigned long timers_running; |
486 | ||
18889231 | 487 | unsigned long wrkq_flags; |
472dbc45 JB |
488 | |
489 | u8 mesh_id[IEEE80211_MAX_MESH_ID_LEN]; | |
490 | size_t mesh_id_len; | |
491 | /* Active Path Selection Protocol Identifier */ | |
3491707a | 492 | u8 mesh_pp_id; |
472dbc45 | 493 | /* Active Path Selection Metric Identifier */ |
3491707a | 494 | u8 mesh_pm_id; |
472dbc45 | 495 | /* Congestion Control Mode Identifier */ |
3491707a | 496 | u8 mesh_cc_id; |
9e03fdfd | 497 | /* Synchronization Protocol Identifier */ |
3491707a | 498 | u8 mesh_sp_id; |
9e03fdfd | 499 | /* Authentication Protocol Identifier */ |
3491707a | 500 | u8 mesh_auth_id; |
d19b3bf6 RP |
501 | /* Local mesh Sequence Number */ |
502 | u32 sn; | |
472dbc45 JB |
503 | /* Last used PREQ ID */ |
504 | u32 preq_id; | |
505 | atomic_t mpaths; | |
d19b3bf6 RP |
506 | /* Timestamp of last SN update */ |
507 | unsigned long last_sn_update; | |
508 | /* Timestamp of last SN sent */ | |
472dbc45 JB |
509 | unsigned long last_preq; |
510 | struct mesh_rmc *rmc; | |
511 | spinlock_t mesh_preq_queue_lock; | |
512 | struct mesh_preq_queue preq_queue; | |
513 | int preq_queue_len; | |
514 | struct mesh_stats mshstats; | |
515 | struct mesh_config mshcfg; | |
516 | u32 mesh_seqnum; | |
517 | bool accepting_plinks; | |
5ee68e5b | 518 | int num_gates; |
581a8b0f JC |
519 | const u8 *ie; |
520 | u8 ie_len; | |
b130e5ce JC |
521 | enum { |
522 | IEEE80211_MESH_SEC_NONE = 0x0, | |
523 | IEEE80211_MESH_SEC_AUTHED = 0x1, | |
524 | IEEE80211_MESH_SEC_SECURED = 0x2, | |
525 | } security; | |
472dbc45 | 526 | }; |
902acc78 JB |
527 | |
528 | #ifdef CONFIG_MAC80211_MESH | |
472dbc45 JB |
529 | #define IEEE80211_IFSTA_MESH_CTR_INC(msh, name) \ |
530 | do { (msh)->mshstats.name++; } while (0) | |
902acc78 | 531 | #else |
472dbc45 | 532 | #define IEEE80211_IFSTA_MESH_CTR_INC(msh, name) \ |
902acc78 JB |
533 | do { } while (0) |
534 | #endif | |
f0706e82 | 535 | |
213cd118 JB |
536 | /** |
537 | * enum ieee80211_sub_if_data_flags - virtual interface flags | |
538 | * | |
539 | * @IEEE80211_SDATA_ALLMULTI: interface wants all multicast packets | |
540 | * @IEEE80211_SDATA_PROMISC: interface is promisc | |
213cd118 JB |
541 | * @IEEE80211_SDATA_OPERATING_GMODE: operating in G-only mode |
542 | * @IEEE80211_SDATA_DONT_BRIDGE_PACKETS: bridge packets between | |
543 | * associated stations and deliver multicast frames both | |
544 | * back to wireless media and to the local net stack. | |
95acac61 | 545 | * @IEEE80211_SDATA_DISCONNECT_RESUME: Disconnect after resume. |
7b7eab6f | 546 | * @IEEE80211_SDATA_IN_DRIVER: indicates interface was added to driver |
213cd118 JB |
547 | */ |
548 | enum ieee80211_sub_if_data_flags { | |
549 | IEEE80211_SDATA_ALLMULTI = BIT(0), | |
550 | IEEE80211_SDATA_PROMISC = BIT(1), | |
7986cf95 JB |
551 | IEEE80211_SDATA_OPERATING_GMODE = BIT(2), |
552 | IEEE80211_SDATA_DONT_BRIDGE_PACKETS = BIT(3), | |
95acac61 | 553 | IEEE80211_SDATA_DISCONNECT_RESUME = BIT(4), |
7b7eab6f | 554 | IEEE80211_SDATA_IN_DRIVER = BIT(5), |
213cd118 JB |
555 | }; |
556 | ||
34d4bc4d JB |
557 | /** |
558 | * enum ieee80211_sdata_state_bits - virtual interface state bits | |
559 | * @SDATA_STATE_RUNNING: virtual interface is up & running; this | |
560 | * mirrors netif_running() but is separate for interface type | |
561 | * change handling while the interface is up | |
5b714c6a JB |
562 | * @SDATA_STATE_OFFCHANNEL: This interface is currently in offchannel |
563 | * mode, so queues are stopped | |
34d4bc4d JB |
564 | */ |
565 | enum ieee80211_sdata_state_bits { | |
566 | SDATA_STATE_RUNNING, | |
5b714c6a | 567 | SDATA_STATE_OFFCHANNEL, |
34d4bc4d JB |
568 | }; |
569 | ||
f0706e82 JB |
570 | struct ieee80211_sub_if_data { |
571 | struct list_head list; | |
f0706e82 JB |
572 | |
573 | struct wireless_dev wdev; | |
574 | ||
11a843b7 JB |
575 | /* keys */ |
576 | struct list_head key_list; | |
577 | ||
3bff1865 YAP |
578 | /* count for keys needing tailroom space allocation */ |
579 | int crypto_tx_tailroom_needed_cnt; | |
580 | ||
f0706e82 JB |
581 | struct net_device *dev; |
582 | struct ieee80211_local *local; | |
583 | ||
13262ffd | 584 | unsigned int flags; |
7e9ed188 | 585 | |
34d4bc4d JB |
586 | unsigned long state; |
587 | ||
f0706e82 | 588 | int drop_unencrypted; |
f0706e82 | 589 | |
47846c9b JB |
590 | char name[IFNAMSIZ]; |
591 | ||
413ad50a JB |
592 | /* |
593 | * keep track of whether the HT opmode (stored in | |
594 | * vif.bss_info.ht_operation_mode) is valid. | |
595 | */ | |
596 | bool ht_opmode_valid; | |
597 | ||
7da7cc1d JB |
598 | /* to detect idle changes */ |
599 | bool old_idle; | |
600 | ||
f0706e82 JB |
601 | /* Fragment table for host-based reassembly */ |
602 | struct ieee80211_fragment_entry fragments[IEEE80211_FRAGMENT_MAX]; | |
603 | unsigned int fragment_next; | |
604 | ||
40b275b6 JB |
605 | struct ieee80211_key __rcu *keys[NUM_DEFAULT_KEYS + NUM_DEFAULT_MGMT_KEYS]; |
606 | struct ieee80211_key __rcu *default_unicast_key; | |
607 | struct ieee80211_key __rcu *default_multicast_key; | |
608 | struct ieee80211_key __rcu *default_mgmt_key; | |
f0706e82 | 609 | |
94778280 | 610 | u16 sequence_number; |
a621fa4d JB |
611 | __be16 control_port_protocol; |
612 | bool control_port_no_encrypt; | |
94778280 | 613 | |
f6f3def3 EP |
614 | struct ieee80211_tx_queue_params tx_conf[IEEE80211_MAX_QUEUES]; |
615 | ||
64592c8f | 616 | struct work_struct work; |
35f20c14 JB |
617 | struct sk_buff_head skb_queue; |
618 | ||
68542962 JO |
619 | bool arp_filter_state; |
620 | ||
471b3efd | 621 | /* |
3e122be0 JB |
622 | * AP this belongs to: self in AP mode and |
623 | * corresponding AP in VLAN mode, NULL for | |
624 | * all others (might be needed later in IBSS) | |
471b3efd | 625 | */ |
3e122be0 JB |
626 | struct ieee80211_if_ap *bss; |
627 | ||
37eb0b16 JM |
628 | /* bitmap of allowed (non-MCS) rate indexes for rate control */ |
629 | u32 rc_rateidx_mask[IEEE80211_NUM_BANDS]; | |
f0706e82 JB |
630 | |
631 | union { | |
632 | struct ieee80211_if_ap ap; | |
633 | struct ieee80211_if_wds wds; | |
634 | struct ieee80211_if_vlan vlan; | |
46900298 JB |
635 | struct ieee80211_if_managed mgd; |
636 | struct ieee80211_if_ibss ibss; | |
472dbc45 | 637 | struct ieee80211_if_mesh mesh; |
8cc9a739 | 638 | u32 mntr_flags; |
f0706e82 | 639 | } u; |
e9f207f0 JB |
640 | |
641 | #ifdef CONFIG_MAC80211_DEBUGFS | |
2b58b209 | 642 | struct { |
7bcfaf2f | 643 | struct dentry *dir; |
295bafb4 | 644 | struct dentry *subdir_stations; |
f7e0104c JB |
645 | struct dentry *default_unicast_key; |
646 | struct dentry *default_multicast_key; | |
3cfcf6ac | 647 | struct dentry *default_mgmt_key; |
7bcfaf2f | 648 | } debugfs; |
e9f207f0 | 649 | #endif |
32bfd35d JB |
650 | /* must be last, dynamically sized area in this! */ |
651 | struct ieee80211_vif vif; | |
f0706e82 JB |
652 | }; |
653 | ||
32bfd35d JB |
654 | static inline |
655 | struct ieee80211_sub_if_data *vif_to_sdata(struct ieee80211_vif *p) | |
656 | { | |
657 | return container_of(p, struct ieee80211_sub_if_data, vif); | |
658 | } | |
659 | ||
c1475ca9 JB |
660 | enum sdata_queue_type { |
661 | IEEE80211_SDATA_QUEUE_TYPE_FRAME = 0, | |
662 | IEEE80211_SDATA_QUEUE_AGG_START = 1, | |
663 | IEEE80211_SDATA_QUEUE_AGG_STOP = 2, | |
664 | }; | |
665 | ||
f0706e82 JB |
666 | enum { |
667 | IEEE80211_RX_MSG = 1, | |
668 | IEEE80211_TX_STATUS_MSG = 2, | |
37fbd908 JB |
669 | IEEE80211_EOSP_MSG = 3, |
670 | }; | |
671 | ||
672 | struct skb_eosp_msg_data { | |
673 | u8 sta[ETH_ALEN], iface[ETH_ALEN]; | |
f0706e82 JB |
674 | }; |
675 | ||
ce7c9111 KV |
676 | enum queue_stop_reason { |
677 | IEEE80211_QUEUE_STOP_REASON_DRIVER, | |
520eb820 | 678 | IEEE80211_QUEUE_STOP_REASON_PS, |
96f5e66e JB |
679 | IEEE80211_QUEUE_STOP_REASON_CSA, |
680 | IEEE80211_QUEUE_STOP_REASON_AGGREGATION, | |
25420604 | 681 | IEEE80211_QUEUE_STOP_REASON_SUSPEND, |
8f77f384 | 682 | IEEE80211_QUEUE_STOP_REASON_SKB_ADD, |
693828fe | 683 | IEEE80211_QUEUE_STOP_REASON_CHTYPE_CHANGE, |
ce7c9111 KV |
684 | }; |
685 | ||
65a6538a | 686 | #ifdef CONFIG_MAC80211_LEDS |
e1e54068 JB |
687 | struct tpt_led_trigger { |
688 | struct led_trigger trig; | |
689 | char name[32]; | |
690 | const struct ieee80211_tpt_blink *blink_table; | |
691 | unsigned int blink_table_len; | |
692 | struct timer_list timer; | |
e1e54068 JB |
693 | unsigned long prev_traffic; |
694 | unsigned long tx_bytes, rx_bytes; | |
67408c8c JB |
695 | unsigned int active, want; |
696 | bool running; | |
e1e54068 | 697 | }; |
65a6538a | 698 | #endif |
e1e54068 | 699 | |
142b9f50 HS |
700 | /** |
701 | * mac80211 scan flags - currently active scan mode | |
702 | * | |
703 | * @SCAN_SW_SCANNING: We're currently in the process of scanning but may as | |
704 | * well be on the operating channel | |
705 | * @SCAN_HW_SCANNING: The hardware is scanning for us, we have no way to | |
706 | * determine if we are on the operating channel or not | |
8789d459 JB |
707 | * @SCAN_COMPLETED: Set for our scan work function when the driver reported |
708 | * that the scan completed. | |
709 | * @SCAN_ABORTED: Set for our scan work function when the driver reported | |
710 | * a scan complete for an aborted scan. | |
142b9f50 | 711 | */ |
fbe9c429 HS |
712 | enum { |
713 | SCAN_SW_SCANNING, | |
142b9f50 | 714 | SCAN_HW_SCANNING, |
8789d459 JB |
715 | SCAN_COMPLETED, |
716 | SCAN_ABORTED, | |
142b9f50 HS |
717 | }; |
718 | ||
719 | /** | |
720 | * enum mac80211_scan_state - scan state machine states | |
721 | * | |
722 | * @SCAN_DECISION: Main entry point to the scan state machine, this state | |
723 | * determines if we should keep on scanning or switch back to the | |
724 | * operating channel | |
725 | * @SCAN_SET_CHANNEL: Set the next channel to be scanned | |
726 | * @SCAN_SEND_PROBE: Send probe requests and wait for probe responses | |
727 | * @SCAN_LEAVE_OPER_CHANNEL: Leave the operating channel, notify the AP | |
728 | * about us leaving the channel and stop all associated STA interfaces | |
729 | * @SCAN_ENTER_OPER_CHANNEL: Enter the operating channel again, notify the | |
730 | * AP about us being back and restart all associated STA interfaces | |
731 | */ | |
732 | enum mac80211_scan_state { | |
733 | SCAN_DECISION, | |
734 | SCAN_SET_CHANNEL, | |
735 | SCAN_SEND_PROBE, | |
736 | SCAN_LEAVE_OPER_CHANNEL, | |
737 | SCAN_ENTER_OPER_CHANNEL, | |
fbe9c429 HS |
738 | }; |
739 | ||
f0706e82 JB |
740 | struct ieee80211_local { |
741 | /* embed the driver visible part. | |
742 | * don't cast (use the static inlines below), but we keep | |
743 | * it first anyway so they become a no-op */ | |
744 | struct ieee80211_hw hw; | |
745 | ||
746 | const struct ieee80211_ops *ops; | |
747 | ||
af6b6374 JB |
748 | /* |
749 | * work stuff, potentially off-channel (in the future) | |
750 | */ | |
af6b6374 JB |
751 | struct list_head work_list; |
752 | struct timer_list work_timer; | |
753 | struct work_struct work_work; | |
754 | struct sk_buff_head work_skb_queue; | |
755 | ||
42935eca LR |
756 | /* |
757 | * private workqueue to mac80211. mac80211 makes this accessible | |
758 | * via ieee80211_queue_work() | |
759 | */ | |
760 | struct workqueue_struct *workqueue; | |
761 | ||
e4e72fb4 | 762 | unsigned long queue_stop_reasons[IEEE80211_MAX_QUEUES]; |
96f5e66e | 763 | /* also used to protect ampdu_ac_queue and amdpu_ac_stop_refcnt */ |
ce7c9111 | 764 | spinlock_t queue_stop_reason_lock; |
96f5e66e | 765 | |
f0706e82 | 766 | int open_count; |
3d30d949 | 767 | int monitors, cooked_mntrs; |
8cc9a739 | 768 | /* number of interfaces with corresponding FIF_ flags */ |
7be5086d JB |
769 | int fif_fcsfail, fif_plcpfail, fif_control, fif_other_bss, fif_pspoll, |
770 | fif_probe_req; | |
771 | int probe_req_reg; | |
4150c572 | 772 | unsigned int filter_flags; /* FIF_* */ |
3b8d81e0 | 773 | |
3ffc2a90 JB |
774 | bool wiphy_ciphers_allocated; |
775 | ||
3b8d81e0 JB |
776 | /* protects the aggregated multicast list and filter calls */ |
777 | spinlock_t filter_lock; | |
778 | ||
3ac64bee JB |
779 | /* used for uploading changed mc list */ |
780 | struct work_struct reconfig_filter; | |
781 | ||
0f78231b JB |
782 | /* used to reconfigure hardware SM PS */ |
783 | struct work_struct recalc_smps; | |
784 | ||
3b8d81e0 | 785 | /* aggregated multicast list */ |
22bedad3 | 786 | struct netdev_hw_addr_list mc_list; |
3b8d81e0 | 787 | |
d0709a65 | 788 | bool tim_in_locked_section; /* see ieee80211_beacon_get() */ |
5bb644a0 JB |
789 | |
790 | /* | |
791 | * suspended is true if we finished all the suspend _and_ we have | |
792 | * not yet come up from resume. This is to be used by mac80211 | |
793 | * to ensure driver sanity during suspend and mac80211's own | |
794 | * sanity. It can eventually be used for WoW as well. | |
795 | */ | |
796 | bool suspended; | |
797 | ||
ceb99fe0 JB |
798 | /* |
799 | * Resuming is true while suspended, but when we're reprogramming the | |
800 | * hardware -- at that time it's allowed to use ieee80211_queue_work() | |
801 | * again even though some other parts of the stack are still suspended | |
802 | * and we still drop received frames to avoid waking the stack. | |
803 | */ | |
804 | bool resuming; | |
805 | ||
5bb644a0 JB |
806 | /* |
807 | * quiescing is true during the suspend process _only_ to | |
808 | * ease timer cancelling etc. | |
809 | */ | |
810 | bool quiescing; | |
811 | ||
ea77f12f JB |
812 | /* device is started */ |
813 | bool started; | |
814 | ||
eecc4800 JB |
815 | /* wowlan is enabled -- don't reconfig on resume */ |
816 | bool wowlan; | |
817 | ||
b306f453 | 818 | int tx_headroom; /* required headroom for hardware/radiotap */ |
f0706e82 | 819 | |
f0706e82 JB |
820 | /* Tasklet and skb queue to process calls from IRQ mode. All frames |
821 | * added to skb_queue will be processed, but frames in | |
822 | * skb_queue_unreliable may be dropped if the total length of these | |
823 | * queues increases over the limit. */ | |
824 | #define IEEE80211_IRQSAFE_QUEUE_LIMIT 128 | |
825 | struct tasklet_struct tasklet; | |
826 | struct sk_buff_head skb_queue; | |
827 | struct sk_buff_head skb_queue_unreliable; | |
828 | ||
24a8fdad CL |
829 | /* |
830 | * Internal FIFO queue which is shared between multiple rx path | |
831 | * stages. Its main task is to provide a serialization mechanism, | |
832 | * so all rx handlers can enjoy having exclusive access to their | |
833 | * private data structures. | |
834 | */ | |
835 | struct sk_buff_head rx_skb_queue; | |
836 | bool running_rx_handler; /* protected by rx_skb_queue.lock */ | |
837 | ||
d0709a65 JB |
838 | /* Station data */ |
839 | /* | |
34e89507 JB |
840 | * The mutex only protects the list and counter, |
841 | * reads are done in RCU. | |
842 | * Additionally, the lock protects the hash table, | |
843 | * the pending list and each BSS's TIM bitmap. | |
d0709a65 | 844 | */ |
34e89507 | 845 | struct mutex sta_mtx; |
d0709a65 JB |
846 | spinlock_t sta_lock; |
847 | unsigned long num_sta; | |
34e89507 | 848 | struct list_head sta_list, sta_pending_list; |
40b275b6 | 849 | struct sta_info __rcu *sta_hash[STA_HASH_SIZE]; |
f0706e82 | 850 | struct timer_list sta_cleanup; |
34e89507 | 851 | struct work_struct sta_finish_work; |
f5ea9120 | 852 | int sta_generation; |
f0706e82 | 853 | |
2a577d98 | 854 | struct sk_buff_head pending[IEEE80211_MAX_QUEUES]; |
f0706e82 JB |
855 | struct tasklet_struct tx_pending_tasklet; |
856 | ||
a6a67db2 | 857 | atomic_t agg_queue_stop[IEEE80211_MAX_QUEUES]; |
cd8ffc80 | 858 | |
53918994 JB |
859 | /* number of interfaces with corresponding IFF_ flags */ |
860 | atomic_t iff_allmultis, iff_promiscs; | |
f0706e82 JB |
861 | |
862 | struct rate_control_ref *rate_ctrl; | |
863 | ||
5f9f1812 FF |
864 | struct crypto_cipher *wep_tx_tfm; |
865 | struct crypto_cipher *wep_rx_tfm; | |
f0706e82 | 866 | u32 wep_iv; |
f0706e82 | 867 | |
c771c9d8 | 868 | /* see iface.c */ |
79010420 | 869 | struct list_head interfaces; |
c771c9d8 | 870 | struct mutex iflist_mtx; |
79010420 | 871 | |
b16bd15c | 872 | /* |
ad0e2b5a | 873 | * Key mutex, protects sdata's key_list and sta_info's |
b16bd15c JB |
874 | * key pointers (write access, they're RCU.) |
875 | */ | |
ad0e2b5a | 876 | struct mutex key_mtx; |
b16bd15c | 877 | |
a1699b75 JB |
878 | /* mutex for scan and work locking */ |
879 | struct mutex mtx; | |
b16bd15c | 880 | |
c2b13452 | 881 | /* Scanning and BSS list */ |
fbe9c429 | 882 | unsigned long scanning; |
2a519311 | 883 | struct cfg80211_ssid scan_ssid; |
5ba63533 | 884 | struct cfg80211_scan_request *int_scan_req; |
4d36ec58 | 885 | struct cfg80211_scan_request *scan_req, *hw_scan_req; |
2a519311 | 886 | struct ieee80211_channel *scan_channel; |
4d36ec58 | 887 | enum ieee80211_band hw_scan_band; |
f0706e82 | 888 | int scan_channel_idx; |
de95a54b | 889 | int scan_ies_len; |
8318d78a | 890 | |
79f460ca LC |
891 | bool sched_scanning; |
892 | struct ieee80211_sched_scan_ies sched_scan_ies; | |
85a9994a | 893 | struct work_struct sched_scan_stopped_work; |
79f460ca | 894 | |
df13cce5 | 895 | unsigned long leave_oper_channel_time; |
977923b0 | 896 | enum mac80211_scan_state next_scan_state; |
f0706e82 | 897 | struct delayed_work scan_work; |
491775a5 | 898 | struct ieee80211_sub_if_data *scan_sdata; |
0aaffa9b | 899 | enum nl80211_channel_type _oper_channel_type; |
2a519311 | 900 | struct ieee80211_channel *oper_channel, *csa_channel; |
f0706e82 | 901 | |
b8bc4b0a JB |
902 | /* Temporary remain-on-channel for off-channel operations */ |
903 | struct ieee80211_channel *tmp_channel; | |
904 | enum nl80211_channel_type tmp_channel_type; | |
905 | ||
f0706e82 JB |
906 | /* SNMP counters */ |
907 | /* dot11CountersTable */ | |
908 | u32 dot11TransmittedFragmentCount; | |
909 | u32 dot11MulticastTransmittedFrameCount; | |
910 | u32 dot11FailedCount; | |
911 | u32 dot11RetryCount; | |
912 | u32 dot11MultipleRetryCount; | |
913 | u32 dot11FrameDuplicateCount; | |
914 | u32 dot11ReceivedFragmentCount; | |
915 | u32 dot11MulticastReceivedFrameCount; | |
916 | u32 dot11TransmittedFrameCount; | |
f0706e82 JB |
917 | |
918 | #ifdef CONFIG_MAC80211_LEDS | |
919 | int tx_led_counter, rx_led_counter; | |
cdcb006f | 920 | struct led_trigger *tx_led, *rx_led, *assoc_led, *radio_led; |
e1e54068 | 921 | struct tpt_led_trigger *tpt_led_trigger; |
cdcb006f ID |
922 | char tx_led_name[32], rx_led_name[32], |
923 | assoc_led_name[32], radio_led_name[32]; | |
f0706e82 JB |
924 | #endif |
925 | ||
f0706e82 JB |
926 | #ifdef CONFIG_MAC80211_DEBUG_COUNTERS |
927 | /* TX/RX handler statistics */ | |
928 | unsigned int tx_handlers_drop; | |
929 | unsigned int tx_handlers_queued; | |
930 | unsigned int tx_handlers_drop_unencrypted; | |
931 | unsigned int tx_handlers_drop_fragment; | |
932 | unsigned int tx_handlers_drop_wep; | |
933 | unsigned int tx_handlers_drop_not_assoc; | |
934 | unsigned int tx_handlers_drop_unauth_port; | |
935 | unsigned int rx_handlers_drop; | |
936 | unsigned int rx_handlers_queued; | |
937 | unsigned int rx_handlers_drop_nullfunc; | |
938 | unsigned int rx_handlers_drop_defrag; | |
939 | unsigned int rx_handlers_drop_short; | |
940 | unsigned int rx_handlers_drop_passive_scan; | |
941 | unsigned int tx_expand_skb_head; | |
942 | unsigned int tx_expand_skb_head_cloned; | |
943 | unsigned int rx_expand_skb_head; | |
944 | unsigned int rx_expand_skb_head2; | |
945 | unsigned int rx_handlers_fragments; | |
946 | unsigned int tx_status_drop; | |
f0706e82 JB |
947 | #define I802_DEBUG_INC(c) (c)++ |
948 | #else /* CONFIG_MAC80211_DEBUG_COUNTERS */ | |
949 | #define I802_DEBUG_INC(c) do { } while (0) | |
950 | #endif /* CONFIG_MAC80211_DEBUG_COUNTERS */ | |
951 | ||
952 | ||
f0706e82 JB |
953 | int total_ps_buffered; /* total number of all buffered unicast and |
954 | * multicast packets for power saving stations | |
955 | */ | |
f0706e82 JB |
956 | int wifi_wme_noack_test; |
957 | unsigned int wmm_acm; /* bit field of ACM bits (BIT(802.1D tag)) */ | |
520eb820 | 958 | |
50ae0cf1 KV |
959 | /* |
960 | * Bitmask of enabled u-apsd queues, | |
961 | * IEEE80211_WMM_IE_STA_QOSINFO_AC_BE & co. Needs a new association | |
962 | * to take effect. | |
963 | */ | |
964 | unsigned int uapsd_queues; | |
965 | ||
966 | /* | |
967 | * Maximum number of buffered frames AP can deliver during a | |
968 | * service period, IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL or similar. | |
969 | * Needs a new association to take effect. | |
970 | */ | |
971 | unsigned int uapsd_max_sp_len; | |
972 | ||
572e0012 | 973 | bool pspolling; |
b203ffc3 | 974 | bool offchannel_ps_enabled; |
965bedad JB |
975 | /* |
976 | * PS can only be enabled when we have exactly one managed | |
977 | * interface (and monitors) in PS, this then points there. | |
978 | */ | |
979 | struct ieee80211_sub_if_data *ps_sdata; | |
520eb820 KV |
980 | struct work_struct dynamic_ps_enable_work; |
981 | struct work_struct dynamic_ps_disable_work; | |
982 | struct timer_list dynamic_ps_timer; | |
10f644a4 | 983 | struct notifier_block network_latency_notifier; |
2b2c009e | 984 | struct notifier_block ifa_notifier; |
f0706e82 | 985 | |
ff616381 JO |
986 | /* |
987 | * The dynamic ps timeout configured from user space via WEXT - | |
988 | * this will override whatever chosen by mac80211 internally. | |
989 | */ | |
990 | int dynamic_ps_forced_timeout; | |
f90754c1 JO |
991 | int dynamic_ps_user_timeout; |
992 | bool disable_dynamic_ps; | |
ff616381 | 993 | |
2bf30fab | 994 | int user_power_level; /* in dBm */ |
a8302de9 | 995 | int power_constr_level; /* in dBm */ |
2bf30fab | 996 | |
0f78231b JB |
997 | enum ieee80211_smps_mode smps_mode; |
998 | ||
f2753ddb JB |
999 | struct work_struct restart_work; |
1000 | ||
e9f207f0 JB |
1001 | #ifdef CONFIG_MAC80211_DEBUGFS |
1002 | struct local_debugfsdentries { | |
4b7679a5 | 1003 | struct dentry *rcdir; |
e9f207f0 JB |
1004 | struct dentry *keys; |
1005 | } debugfs; | |
1006 | #endif | |
4e6cbfd0 | 1007 | |
21f83589 JB |
1008 | struct ieee80211_channel *hw_roc_channel; |
1009 | struct net_device *hw_roc_dev; | |
4334ec85 | 1010 | struct sk_buff *hw_roc_skb, *hw_roc_skb_for_status; |
21f83589 JB |
1011 | struct work_struct hw_roc_start, hw_roc_done; |
1012 | enum nl80211_channel_type hw_roc_channel_type; | |
1013 | unsigned int hw_roc_duration; | |
1014 | u32 hw_roc_cookie; | |
90fc4b3a | 1015 | bool hw_roc_for_tx; |
21f83589 | 1016 | |
4e6cbfd0 JL |
1017 | /* dummy netdev for use w/ NAPI */ |
1018 | struct net_device napi_dev; | |
1019 | ||
1020 | struct napi_struct napi; | |
f0706e82 JB |
1021 | }; |
1022 | ||
3e122be0 JB |
1023 | static inline struct ieee80211_sub_if_data * |
1024 | IEEE80211_DEV_TO_SUB_IF(struct net_device *dev) | |
1025 | { | |
3e122be0 JB |
1026 | return netdev_priv(dev); |
1027 | } | |
1028 | ||
c1475ca9 | 1029 | /* this struct represents 802.11n's RA/TID combination */ |
eadc8d9e RR |
1030 | struct ieee80211_ra_tid { |
1031 | u8 ra[ETH_ALEN]; | |
1032 | u16 tid; | |
1033 | }; | |
1034 | ||
f0706e82 JB |
1035 | static inline struct ieee80211_local *hw_to_local( |
1036 | struct ieee80211_hw *hw) | |
1037 | { | |
1038 | return container_of(hw, struct ieee80211_local, hw); | |
1039 | } | |
1040 | ||
1041 | static inline struct ieee80211_hw *local_to_hw( | |
1042 | struct ieee80211_local *local) | |
1043 | { | |
1044 | return &local->hw; | |
1045 | } | |
1046 | ||
f0706e82 | 1047 | |
571ecf67 JB |
1048 | static inline int ieee80211_bssid_match(const u8 *raddr, const u8 *addr) |
1049 | { | |
1050 | return compare_ether_addr(raddr, addr) == 0 || | |
1051 | is_broadcast_ether_addr(raddr); | |
1052 | } | |
1053 | ||
1054 | ||
e8975581 | 1055 | int ieee80211_hw_config(struct ieee80211_local *local, u32 changed); |
5cf121c3 | 1056 | void ieee80211_tx_set_protected(struct ieee80211_tx_data *tx); |
9c6bd790 JB |
1057 | void ieee80211_bss_info_change_notify(struct ieee80211_sub_if_data *sdata, |
1058 | u32 changed); | |
0d143fe1 | 1059 | void ieee80211_configure_filter(struct ieee80211_local *local); |
46900298 | 1060 | u32 ieee80211_reset_erp_info(struct ieee80211_sub_if_data *sdata); |
f0706e82 | 1061 | |
46900298 | 1062 | /* STA code */ |
9c6bd790 | 1063 | void ieee80211_sta_setup_sdata(struct ieee80211_sub_if_data *sdata); |
77fdaa12 JB |
1064 | int ieee80211_mgd_auth(struct ieee80211_sub_if_data *sdata, |
1065 | struct cfg80211_auth_request *req); | |
1066 | int ieee80211_mgd_assoc(struct ieee80211_sub_if_data *sdata, | |
1067 | struct cfg80211_assoc_request *req); | |
1068 | int ieee80211_mgd_deauth(struct ieee80211_sub_if_data *sdata, | |
667503dd JB |
1069 | struct cfg80211_deauth_request *req, |
1070 | void *cookie); | |
77fdaa12 | 1071 | int ieee80211_mgd_disassoc(struct ieee80211_sub_if_data *sdata, |
667503dd JB |
1072 | struct cfg80211_disassoc_request *req, |
1073 | void *cookie); | |
572e0012 KV |
1074 | void ieee80211_send_pspoll(struct ieee80211_local *local, |
1075 | struct ieee80211_sub_if_data *sdata); | |
10f644a4 JB |
1076 | void ieee80211_recalc_ps(struct ieee80211_local *local, s32 latency); |
1077 | int ieee80211_max_network_latency(struct notifier_block *nb, | |
1078 | unsigned long data, void *dummy); | |
2b2c009e | 1079 | int ieee80211_set_arp_filter(struct ieee80211_sub_if_data *sdata); |
cc32abd4 JB |
1080 | void ieee80211_sta_process_chanswitch(struct ieee80211_sub_if_data *sdata, |
1081 | struct ieee80211_channel_sw_ie *sw_elem, | |
5ce6e438 JB |
1082 | struct ieee80211_bss *bss, |
1083 | u64 timestamp); | |
5bb644a0 JB |
1084 | void ieee80211_sta_quiesce(struct ieee80211_sub_if_data *sdata); |
1085 | void ieee80211_sta_restart(struct ieee80211_sub_if_data *sdata); | |
1fa57d01 JB |
1086 | void ieee80211_sta_work(struct ieee80211_sub_if_data *sdata); |
1087 | void ieee80211_sta_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata, | |
1088 | struct sk_buff *skb); | |
d3a910a8 | 1089 | void ieee80211_sta_reset_beacon_monitor(struct ieee80211_sub_if_data *sdata); |
be099e82 | 1090 | void ieee80211_sta_reset_conn_monitor(struct ieee80211_sub_if_data *sdata); |
9c6bd790 | 1091 | |
46900298 | 1092 | /* IBSS code */ |
46900298 JB |
1093 | void ieee80211_ibss_notify_scan_completed(struct ieee80211_local *local); |
1094 | void ieee80211_ibss_setup_sdata(struct ieee80211_sub_if_data *sdata); | |
46900298 | 1095 | struct sta_info *ieee80211_ibss_add_sta(struct ieee80211_sub_if_data *sdata, |
34e89507 JB |
1096 | u8 *bssid, u8 *addr, u32 supp_rates, |
1097 | gfp_t gfp); | |
af8cdcd8 JB |
1098 | int ieee80211_ibss_join(struct ieee80211_sub_if_data *sdata, |
1099 | struct cfg80211_ibss_params *params); | |
1100 | int ieee80211_ibss_leave(struct ieee80211_sub_if_data *sdata); | |
5bb644a0 JB |
1101 | void ieee80211_ibss_quiesce(struct ieee80211_sub_if_data *sdata); |
1102 | void ieee80211_ibss_restart(struct ieee80211_sub_if_data *sdata); | |
1fa57d01 JB |
1103 | void ieee80211_ibss_work(struct ieee80211_sub_if_data *sdata); |
1104 | void ieee80211_ibss_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata, | |
1105 | struct sk_buff *skb); | |
1106 | ||
1107 | /* mesh code */ | |
1108 | void ieee80211_mesh_work(struct ieee80211_sub_if_data *sdata); | |
1109 | void ieee80211_mesh_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata, | |
1110 | struct sk_buff *skb); | |
46900298 | 1111 | |
9c6bd790 | 1112 | /* scan/BSS handling */ |
46900298 | 1113 | void ieee80211_scan_work(struct work_struct *work); |
f3b85252 | 1114 | int ieee80211_request_internal_scan(struct ieee80211_sub_if_data *sdata, |
be4a4b6a JB |
1115 | const u8 *ssid, u8 ssid_len, |
1116 | struct ieee80211_channel *chan); | |
c2b13452 | 1117 | int ieee80211_request_scan(struct ieee80211_sub_if_data *sdata, |
2a519311 | 1118 | struct cfg80211_scan_request *req); |
5bb644a0 | 1119 | void ieee80211_scan_cancel(struct ieee80211_local *local); |
c2b13452 | 1120 | ieee80211_rx_result |
f1d58c25 | 1121 | ieee80211_scan_rx(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb); |
9c6bd790 | 1122 | |
0a51b27e | 1123 | void ieee80211_mlme_notify_scan_completed(struct ieee80211_local *local); |
c2b13452 | 1124 | struct ieee80211_bss * |
98c8fccf JB |
1125 | ieee80211_bss_info_update(struct ieee80211_local *local, |
1126 | struct ieee80211_rx_status *rx_status, | |
1127 | struct ieee80211_mgmt *mgmt, | |
1128 | size_t len, | |
1129 | struct ieee802_11_elems *elems, | |
2a519311 JB |
1130 | struct ieee80211_channel *channel, |
1131 | bool beacon); | |
c2b13452 | 1132 | struct ieee80211_bss * |
5484e237 JB |
1133 | ieee80211_rx_bss_get(struct ieee80211_local *local, u8 *bssid, int freq, |
1134 | u8 *ssid, u8 ssid_len); | |
98c8fccf | 1135 | void ieee80211_rx_bss_put(struct ieee80211_local *local, |
c2b13452 | 1136 | struct ieee80211_bss *bss); |
ee385855 | 1137 | |
79f460ca LC |
1138 | /* scheduled scan handling */ |
1139 | int ieee80211_request_sched_scan_start(struct ieee80211_sub_if_data *sdata, | |
1140 | struct cfg80211_sched_scan_request *req); | |
85a9994a LC |
1141 | int ieee80211_request_sched_scan_stop(struct ieee80211_sub_if_data *sdata); |
1142 | void ieee80211_sched_scan_stopped_work(struct work_struct *work); | |
79f460ca | 1143 | |
b203ffc3 | 1144 | /* off-channel helpers */ |
b23b025f BG |
1145 | bool ieee80211_cfg_on_oper_channel(struct ieee80211_local *local); |
1146 | void ieee80211_offchannel_enable_all_ps(struct ieee80211_local *local, | |
1147 | bool tell_ap); | |
1148 | void ieee80211_offchannel_stop_vifs(struct ieee80211_local *local, | |
1149 | bool offchannel_ps_enable); | |
b203ffc3 | 1150 | void ieee80211_offchannel_return(struct ieee80211_local *local, |
b23b025f BG |
1151 | bool enable_beaconing, |
1152 | bool offchannel_ps_disable); | |
21f83589 | 1153 | void ieee80211_hw_roc_setup(struct ieee80211_local *local); |
b203ffc3 | 1154 | |
3e122be0 | 1155 | /* interface handling */ |
47846c9b JB |
1156 | int ieee80211_iface_init(void); |
1157 | void ieee80211_iface_exit(void); | |
3e122be0 | 1158 | int ieee80211_if_add(struct ieee80211_local *local, const char *name, |
05c914fe | 1159 | struct net_device **new_dev, enum nl80211_iftype type, |
ee385855 | 1160 | struct vif_params *params); |
f3947e2d | 1161 | int ieee80211_if_change_type(struct ieee80211_sub_if_data *sdata, |
05c914fe | 1162 | enum nl80211_iftype type); |
f698d856 | 1163 | void ieee80211_if_remove(struct ieee80211_sub_if_data *sdata); |
75636525 | 1164 | void ieee80211_remove_interfaces(struct ieee80211_local *local); |
5cff20e6 JB |
1165 | u32 __ieee80211_recalc_idle(struct ieee80211_local *local); |
1166 | void ieee80211_recalc_idle(struct ieee80211_local *local); | |
85416a4f CL |
1167 | void ieee80211_adjust_monitor_flags(struct ieee80211_sub_if_data *sdata, |
1168 | const int offset); | |
f0706e82 | 1169 | |
9607e6b6 JB |
1170 | static inline bool ieee80211_sdata_running(struct ieee80211_sub_if_data *sdata) |
1171 | { | |
34d4bc4d | 1172 | return test_bit(SDATA_STATE_RUNNING, &sdata->state); |
9607e6b6 JB |
1173 | } |
1174 | ||
e2ebc74d | 1175 | /* tx handling */ |
e2ebc74d JB |
1176 | void ieee80211_clear_tx_pending(struct ieee80211_local *local); |
1177 | void ieee80211_tx_pending(unsigned long data); | |
d0cf9c0d SH |
1178 | netdev_tx_t ieee80211_monitor_start_xmit(struct sk_buff *skb, |
1179 | struct net_device *dev); | |
1180 | netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb, | |
1181 | struct net_device *dev); | |
e2ebc74d | 1182 | |
de1ede7a | 1183 | /* HT */ |
ae5eb026 JB |
1184 | void ieee80211_ht_cap_ie_to_sta_ht_cap(struct ieee80211_supported_band *sband, |
1185 | struct ieee80211_ht_cap *ht_cap_ie, | |
d9fe60de | 1186 | struct ieee80211_sta_ht_cap *ht_cap); |
b8695a8f JB |
1187 | void ieee80211_send_delba(struct ieee80211_sub_if_data *sdata, |
1188 | const u8 *da, u16 tid, | |
1189 | u16 initiator, u16 reason_code); | |
0f78231b JB |
1190 | int ieee80211_send_smps_action(struct ieee80211_sub_if_data *sdata, |
1191 | enum ieee80211_smps_mode smps, const u8 *da, | |
1192 | const u8 *bssid); | |
d1f5b7a3 | 1193 | void ieee80211_request_smps_work(struct work_struct *work); |
de1ede7a | 1194 | |
7c3b1dd8 | 1195 | void ___ieee80211_stop_rx_ba_session(struct sta_info *sta, u16 tid, |
53f73c09 | 1196 | u16 initiator, u16 reason, bool stop); |
849b7967 | 1197 | void __ieee80211_stop_rx_ba_session(struct sta_info *sta, u16 tid, |
53f73c09 JB |
1198 | u16 initiator, u16 reason, bool stop); |
1199 | void ieee80211_sta_tear_down_BA_sessions(struct sta_info *sta, bool tx); | |
de1ede7a JB |
1200 | void ieee80211_process_delba(struct ieee80211_sub_if_data *sdata, |
1201 | struct sta_info *sta, | |
1202 | struct ieee80211_mgmt *mgmt, size_t len); | |
1203 | void ieee80211_process_addba_resp(struct ieee80211_local *local, | |
1204 | struct sta_info *sta, | |
1205 | struct ieee80211_mgmt *mgmt, | |
1206 | size_t len); | |
1207 | void ieee80211_process_addba_request(struct ieee80211_local *local, | |
1208 | struct sta_info *sta, | |
1209 | struct ieee80211_mgmt *mgmt, | |
1210 | size_t len); | |
1211 | ||
849b7967 | 1212 | int __ieee80211_stop_tx_ba_session(struct sta_info *sta, u16 tid, |
53f73c09 JB |
1213 | enum ieee80211_back_parties initiator, |
1214 | bool tx); | |
67c282c0 | 1215 | int ___ieee80211_stop_tx_ba_session(struct sta_info *sta, u16 tid, |
53f73c09 JB |
1216 | enum ieee80211_back_parties initiator, |
1217 | bool tx); | |
5d22c89b JB |
1218 | void ieee80211_start_tx_ba_cb(struct ieee80211_vif *vif, u8 *ra, u16 tid); |
1219 | void ieee80211_stop_tx_ba_cb(struct ieee80211_vif *vif, u8 *ra, u8 tid); | |
67c282c0 JB |
1220 | void ieee80211_ba_session_work(struct work_struct *work); |
1221 | void ieee80211_tx_ba_session_handle_start(struct sta_info *sta, int tid); | |
2bff8ebf | 1222 | void ieee80211_release_reorder_timeout(struct sta_info *sta, int tid); |
849b7967 | 1223 | |
39192c0b JB |
1224 | /* Spectrum management */ |
1225 | void ieee80211_process_measurement_req(struct ieee80211_sub_if_data *sdata, | |
1226 | struct ieee80211_mgmt *mgmt, | |
1227 | size_t len); | |
1228 | ||
f2753ddb JB |
1229 | /* Suspend/resume and hw reconfiguration */ |
1230 | int ieee80211_reconfig(struct ieee80211_local *local); | |
84f6a01c | 1231 | void ieee80211_stop_device(struct ieee80211_local *local); |
f2753ddb | 1232 | |
827b1fb4 | 1233 | #ifdef CONFIG_PM |
eecc4800 JB |
1234 | int __ieee80211_suspend(struct ieee80211_hw *hw, |
1235 | struct cfg80211_wowlan *wowlan); | |
f2753ddb JB |
1236 | |
1237 | static inline int __ieee80211_resume(struct ieee80211_hw *hw) | |
1238 | { | |
85f72bc8 JL |
1239 | struct ieee80211_local *local = hw_to_local(hw); |
1240 | ||
1241 | WARN(test_bit(SCAN_HW_SCANNING, &local->scanning), | |
1242 | "%s: resume with hardware scan still in progress\n", | |
1243 | wiphy_name(hw->wiphy)); | |
1244 | ||
f2753ddb JB |
1245 | return ieee80211_reconfig(hw_to_local(hw)); |
1246 | } | |
827b1fb4 | 1247 | #else |
eecc4800 JB |
1248 | static inline int __ieee80211_suspend(struct ieee80211_hw *hw, |
1249 | struct cfg80211_wowlan *wowlan) | |
827b1fb4 JB |
1250 | { |
1251 | return 0; | |
1252 | } | |
f2753ddb | 1253 | |
827b1fb4 JB |
1254 | static inline int __ieee80211_resume(struct ieee80211_hw *hw) |
1255 | { | |
1256 | return 0; | |
1257 | } | |
1258 | #endif | |
665af4fc | 1259 | |
c2d1560a JB |
1260 | /* utility functions/constants */ |
1261 | extern void *mac80211_wiphy_privid; /* for wiphy privid */ | |
71364716 | 1262 | u8 *ieee80211_get_bssid(struct ieee80211_hdr *hdr, size_t len, |
05c914fe | 1263 | enum nl80211_iftype type); |
c2d1560a JB |
1264 | int ieee80211_frame_duration(struct ieee80211_local *local, size_t len, |
1265 | int rate, int erp, int short_preamble); | |
f698d856 | 1266 | void mac80211_ev_michael_mic_failure(struct ieee80211_sub_if_data *sdata, int keyidx, |
e6d6e342 JB |
1267 | struct ieee80211_hdr *hdr, const u8 *tsc, |
1268 | gfp_t gfp); | |
5825fe10 | 1269 | void ieee80211_set_wmm_default(struct ieee80211_sub_if_data *sdata); |
ce662b44 | 1270 | void ieee80211_xmit(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb); |
62ae67be | 1271 | void ieee80211_tx_skb(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb); |
9c6bd790 JB |
1272 | void ieee802_11_parse_elems(u8 *start, size_t len, |
1273 | struct ieee802_11_elems *elems); | |
d91f36db JB |
1274 | u32 ieee802_11_parse_elems_crc(u8 *start, size_t len, |
1275 | struct ieee802_11_elems *elems, | |
1276 | u64 filter, u32 crc); | |
881d948c | 1277 | u32 ieee80211_mandatory_rates(struct ieee80211_local *local, |
96dd22ac | 1278 | enum ieee80211_band band); |
f0706e82 | 1279 | |
520eb820 KV |
1280 | void ieee80211_dynamic_ps_enable_work(struct work_struct *work); |
1281 | void ieee80211_dynamic_ps_disable_work(struct work_struct *work); | |
1282 | void ieee80211_dynamic_ps_timer(unsigned long data); | |
a97b77b9 VN |
1283 | void ieee80211_send_nullfunc(struct ieee80211_local *local, |
1284 | struct ieee80211_sub_if_data *sdata, | |
1285 | int powersave); | |
3cf335d5 KV |
1286 | void ieee80211_sta_rx_notify(struct ieee80211_sub_if_data *sdata, |
1287 | struct ieee80211_hdr *hdr); | |
4e5ff376 | 1288 | void ieee80211_sta_tx_notify(struct ieee80211_sub_if_data *sdata, |
04ac3c0e | 1289 | struct ieee80211_hdr *hdr, bool ack); |
1e4dcd01 | 1290 | void ieee80211_beacon_connection_loss_work(struct work_struct *work); |
520eb820 | 1291 | |
ce7c9111 KV |
1292 | void ieee80211_wake_queues_by_reason(struct ieee80211_hw *hw, |
1293 | enum queue_stop_reason reason); | |
1294 | void ieee80211_stop_queues_by_reason(struct ieee80211_hw *hw, | |
1295 | enum queue_stop_reason reason); | |
96f5e66e JB |
1296 | void ieee80211_wake_queue_by_reason(struct ieee80211_hw *hw, int queue, |
1297 | enum queue_stop_reason reason); | |
1298 | void ieee80211_stop_queue_by_reason(struct ieee80211_hw *hw, int queue, | |
1299 | enum queue_stop_reason reason); | |
8f77f384 JB |
1300 | void ieee80211_add_pending_skb(struct ieee80211_local *local, |
1301 | struct sk_buff *skb); | |
b0b97a8a JB |
1302 | void ieee80211_add_pending_skbs(struct ieee80211_local *local, |
1303 | struct sk_buff_head *skbs); | |
1304 | void ieee80211_add_pending_skbs_fn(struct ieee80211_local *local, | |
1305 | struct sk_buff_head *skbs, | |
1306 | void (*fn)(void *data), void *data); | |
ce7c9111 | 1307 | |
46900298 JB |
1308 | void ieee80211_send_auth(struct ieee80211_sub_if_data *sdata, |
1309 | u16 transaction, u16 auth_alg, | |
fffd0934 JB |
1310 | u8 *extra, size_t extra_len, const u8 *bssid, |
1311 | const u8 *key, u8 key_len, u8 key_idx); | |
de95a54b | 1312 | int ieee80211_build_preq_ies(struct ieee80211_local *local, u8 *buffer, |
4d36ec58 | 1313 | const u8 *ie, size_t ie_len, |
651b5225 JM |
1314 | enum ieee80211_band band, u32 rate_mask, |
1315 | u8 channel); | |
a619a4c0 | 1316 | struct sk_buff *ieee80211_build_probe_req(struct ieee80211_sub_if_data *sdata, |
85a237fe | 1317 | u8 *dst, u32 ratemask, |
a619a4c0 | 1318 | const u8 *ssid, size_t ssid_len, |
a806c558 PS |
1319 | const u8 *ie, size_t ie_len, |
1320 | bool directed); | |
46900298 | 1321 | void ieee80211_send_probe_req(struct ieee80211_sub_if_data *sdata, u8 *dst, |
de95a54b | 1322 | const u8 *ssid, size_t ssid_len, |
a806c558 | 1323 | const u8 *ie, size_t ie_len, |
aad14ceb | 1324 | u32 ratemask, bool directed, bool no_cck); |
46900298 JB |
1325 | |
1326 | void ieee80211_sta_def_wmm_params(struct ieee80211_sub_if_data *sdata, | |
1327 | const size_t supp_rates_len, | |
1328 | const u8 *supp_rates); | |
1329 | u32 ieee80211_sta_get_rates(struct ieee80211_local *local, | |
1330 | struct ieee802_11_elems *elems, | |
1331 | enum ieee80211_band band); | |
0f78231b JB |
1332 | int __ieee80211_request_smps(struct ieee80211_sub_if_data *sdata, |
1333 | enum ieee80211_smps_mode smps_mode); | |
025e6be2 | 1334 | void ieee80211_recalc_smps(struct ieee80211_local *local); |
46900298 | 1335 | |
8e664fb3 JB |
1336 | size_t ieee80211_ie_split(const u8 *ies, size_t ielen, |
1337 | const u8 *ids, int n_ids, size_t offset); | |
1338 | size_t ieee80211_ie_split_vendor(const u8 *ies, size_t ielen, size_t offset); | |
42e7aa77 AS |
1339 | u8 *ieee80211_ie_build_ht_cap(u8 *pos, struct ieee80211_supported_band *sband, |
1340 | u16 cap); | |
1341 | u8 *ieee80211_ie_build_ht_info(u8 *pos, | |
1342 | struct ieee80211_sta_ht_cap *ht_cap, | |
1343 | struct ieee80211_channel *channel, | |
1344 | enum nl80211_channel_type channel_type); | |
8e664fb3 | 1345 | |
af6b6374 JB |
1346 | /* internal work items */ |
1347 | void ieee80211_work_init(struct ieee80211_local *local); | |
1348 | void ieee80211_add_work(struct ieee80211_work *wk); | |
1349 | void free_work(struct ieee80211_work *wk); | |
1350 | void ieee80211_work_purge(struct ieee80211_sub_if_data *sdata); | |
1351 | ieee80211_rx_result ieee80211_work_rx_mgmt(struct ieee80211_sub_if_data *sdata, | |
1352 | struct sk_buff *skb); | |
b8bc4b0a JB |
1353 | int ieee80211_wk_remain_on_channel(struct ieee80211_sub_if_data *sdata, |
1354 | struct ieee80211_channel *chan, | |
1355 | enum nl80211_channel_type channel_type, | |
1356 | unsigned int duration, u64 *cookie); | |
1357 | int ieee80211_wk_cancel_remain_on_channel( | |
1358 | struct ieee80211_sub_if_data *sdata, u64 cookie); | |
af6b6374 | 1359 | |
f444de05 JB |
1360 | /* channel management */ |
1361 | enum ieee80211_chan_mode { | |
1362 | CHAN_MODE_UNDEFINED, | |
1363 | CHAN_MODE_HOPPING, | |
1364 | CHAN_MODE_FIXED, | |
1365 | }; | |
1366 | ||
1367 | enum ieee80211_chan_mode | |
1368 | ieee80211_get_channel_mode(struct ieee80211_local *local, | |
1369 | struct ieee80211_sub_if_data *ignore); | |
0aaffa9b JB |
1370 | bool ieee80211_set_channel_type(struct ieee80211_local *local, |
1371 | struct ieee80211_sub_if_data *sdata, | |
1372 | enum nl80211_channel_type chantype); | |
42e7aa77 AS |
1373 | enum nl80211_channel_type |
1374 | ieee80211_ht_info_to_channel_type(struct ieee80211_ht_info *ht_info); | |
f444de05 | 1375 | |
f4ea83dd | 1376 | #ifdef CONFIG_MAC80211_NOINLINE |
d9e8a70f JB |
1377 | #define debug_noinline noinline |
1378 | #else | |
1379 | #define debug_noinline | |
1380 | #endif | |
1381 | ||
f0706e82 | 1382 | #endif /* IEEE80211_I_H */ |