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mac80211: Recalc min chandef when station is associated
[linux-2.6-block.git] / include / linux / ieee80211.h
CommitLineData
a9de8ce0
JB		 1/*
2 * IEEE 802.11 defines
3 *
4 * Copyright (c) 2001-2002, SSH Communications Security Corp and Jouni Malinen
5 * <jkmaline@cc.hut.fi>
6 * Copyright (c) 2002-2003, Jouni Malinen <jkmaline@cc.hut.fi>
7 * Copyright (c) 2005, Devicescape Software, Inc.
8 * Copyright (c) 2006, Michael Wu <flamingice@sourmilk.net>
2740f0cf 9 * Copyright (c) 2013 - 2014 Intel Mobile Communications GmbH
a9de8ce0
JB		 10 *
11 * This program is free software; you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License version 2 as
13 * published by the Free Software Foundation.
14 */
15
9387b7ca
JL		 16#ifndef LINUX_IEEE80211_H
17#define LINUX_IEEE80211_H
a9de8ce0
JB		 18
19#include <linux/types.h>
574e2af7 20#include <linux/if_ether.h>
f97df02e 21#include <asm/byteorder.h>
1277b4a9 22#include <asm/unaligned.h>
a9de8ce0 23
3f46b29c
JB		 24/*
25 * DS bit usage
26 *
27 * TA = transmitter address
28 * RA = receiver address
29 * DA = destination address
30 * SA = source address
31 *
32 * ToDS FromDS A1(RA) A2(TA) A3 A4 Use
33 * -----------------------------------------------------------------
34 * 0 0 DA SA BSSID - IBSS/DLS
35 * 0 1 DA BSSID SA - AP -> STA
36 * 1 0 BSSID SA DA - AP <- STA
37 * 1 1 RA TA DA SA unspecified (WDS)
38 */
39
a9de8ce0
JB		 40#define FCS_LEN 4
41
42#define IEEE80211_FCTL_VERS 0x0003
43#define IEEE80211_FCTL_FTYPE 0x000c
44#define IEEE80211_FCTL_STYPE 0x00f0
45#define IEEE80211_FCTL_TODS 0x0100
46#define IEEE80211_FCTL_FROMDS 0x0200
47#define IEEE80211_FCTL_MOREFRAGS 0x0400
48#define IEEE80211_FCTL_RETRY 0x0800
49#define IEEE80211_FCTL_PM 0x1000
50#define IEEE80211_FCTL_MOREDATA 0x2000
51#define IEEE80211_FCTL_PROTECTED 0x4000
52#define IEEE80211_FCTL_ORDER 0x8000
b188148c 53#define IEEE80211_FCTL_CTL_EXT 0x0f00
a9de8ce0
JB		 54
55#define IEEE80211_SCTL_FRAG 0x000F
56#define IEEE80211_SCTL_SEQ 0xFFF0
57
58#define IEEE80211_FTYPE_MGMT 0x0000
59#define IEEE80211_FTYPE_CTL 0x0004
60#define IEEE80211_FTYPE_DATA 0x0008
b188148c 61#define IEEE80211_FTYPE_EXT 0x000c
a9de8ce0
JB		 62
63/* management */
64#define IEEE80211_STYPE_ASSOC_REQ 0x0000
65#define IEEE80211_STYPE_ASSOC_RESP 0x0010
66#define IEEE80211_STYPE_REASSOC_REQ 0x0020
67#define IEEE80211_STYPE_REASSOC_RESP 0x0030
68#define IEEE80211_STYPE_PROBE_REQ 0x0040
69#define IEEE80211_STYPE_PROBE_RESP 0x0050
70#define IEEE80211_STYPE_BEACON 0x0080
71#define IEEE80211_STYPE_ATIM 0x0090
72#define IEEE80211_STYPE_DISASSOC 0x00A0
73#define IEEE80211_STYPE_AUTH 0x00B0
74#define IEEE80211_STYPE_DEAUTH 0x00C0
75#define IEEE80211_STYPE_ACTION 0x00D0
76
77/* control */
b188148c 78#define IEEE80211_STYPE_CTL_EXT 0x0060
6b4e3241
RR		 79#define IEEE80211_STYPE_BACK_REQ 0x0080
80#define IEEE80211_STYPE_BACK 0x0090
a9de8ce0
JB		 81#define IEEE80211_STYPE_PSPOLL 0x00A0
82#define IEEE80211_STYPE_RTS 0x00B0
83#define IEEE80211_STYPE_CTS 0x00C0
84#define IEEE80211_STYPE_ACK 0x00D0
85#define IEEE80211_STYPE_CFEND 0x00E0
86#define IEEE80211_STYPE_CFENDACK 0x00F0
87
88/* data */
89#define IEEE80211_STYPE_DATA 0x0000
90#define IEEE80211_STYPE_DATA_CFACK 0x0010
91#define IEEE80211_STYPE_DATA_CFPOLL 0x0020
92#define IEEE80211_STYPE_DATA_CFACKPOLL 0x0030
93#define IEEE80211_STYPE_NULLFUNC 0x0040
94#define IEEE80211_STYPE_CFACK 0x0050
95#define IEEE80211_STYPE_CFPOLL 0x0060
96#define IEEE80211_STYPE_CFACKPOLL 0x0070
97#define IEEE80211_STYPE_QOS_DATA 0x0080
98#define IEEE80211_STYPE_QOS_DATA_CFACK 0x0090
99#define IEEE80211_STYPE_QOS_DATA_CFPOLL 0x00A0
100#define IEEE80211_STYPE_QOS_DATA_CFACKPOLL 0x00B0
101#define IEEE80211_STYPE_QOS_NULLFUNC 0x00C0
102#define IEEE80211_STYPE_QOS_CFACK 0x00D0
103#define IEEE80211_STYPE_QOS_CFPOLL 0x00E0
104#define IEEE80211_STYPE_QOS_CFACKPOLL 0x00F0
105
b188148c
VK		 106/* extension, added by 802.11ad */
107#define IEEE80211_STYPE_DMG_BEACON 0x0000
108
109/* control extension - for IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTL_EXT */
110#define IEEE80211_CTL_EXT_POLL 0x2000
111#define IEEE80211_CTL_EXT_SPR 0x3000
112#define IEEE80211_CTL_EXT_GRANT 0x4000
113#define IEEE80211_CTL_EXT_DMG_CTS 0x5000
114#define IEEE80211_CTL_EXT_DMG_DTS 0x6000
115#define IEEE80211_CTL_EXT_SSW 0x8000
116#define IEEE80211_CTL_EXT_SSW_FBACK 0x9000
117#define IEEE80211_CTL_EXT_SSW_ACK 0xa000
a9de8ce0 118
9a886586
JB		 119
120#define IEEE80211_SN_MASK ((IEEE80211_SCTL_SEQ) >> 4)
121#define IEEE80211_MAX_SN IEEE80211_SN_MASK
122#define IEEE80211_SN_MODULO (IEEE80211_MAX_SN + 1)
123
35498edc 124static inline bool ieee80211_sn_less(u16 sn1, u16 sn2)
9a886586
JB		 125{
126 return ((sn1 - sn2) & IEEE80211_SN_MASK) > (IEEE80211_SN_MODULO >> 1);
127}
128
129static inline u16 ieee80211_sn_add(u16 sn1, u16 sn2)
130{
131 return (sn1 + sn2) & IEEE80211_SN_MASK;
132}
133
134static inline u16 ieee80211_sn_inc(u16 sn)
135{
136 return ieee80211_sn_add(sn, 1);
137}
138
139static inline u16 ieee80211_sn_sub(u16 sn1, u16 sn2)
140{
141 return (sn1 - sn2) & IEEE80211_SN_MASK;
142}
143
144#define IEEE80211_SEQ_TO_SN(seq) (((seq) & IEEE80211_SCTL_SEQ) >> 4)
145#define IEEE80211_SN_TO_SEQ(ssn) (((ssn) << 4) & IEEE80211_SCTL_SEQ)
146
a9de8ce0 147/* miscellaneous IEEE 802.11 constants */
c237899d
MW		 148#define IEEE80211_MAX_FRAG_THRESHOLD 2352
149#define IEEE80211_MAX_RTS_THRESHOLD 2353
a9de8ce0
JB		 150#define IEEE80211_MAX_AID 2007
151#define IEEE80211_MAX_TIM_LEN 251
e05ecccd 152#define IEEE80211_MAX_MESH_PEERINGS 63
a9de8ce0
JB		 153/* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
154 6.2.1.1.2.
155
c237899d
MW		 156 802.11e clarifies the figure in section 7.1.2. The frame body is
157 up to 2304 octets long (maximum MSDU size) plus any crypt overhead. */
158#define IEEE80211_MAX_DATA_LEN 2304
aa475b0e
VK		 159/* 802.11ad extends maximum MSDU size for DMG (freq > 40Ghz) networks
160 * to 7920 bytes, see 8.2.3 General frame format
161 */
162#define IEEE80211_MAX_DATA_LEN_DMG 7920
c237899d
MW		 163/* 30 byte 4 addr hdr, 2 byte QoS, 2304 byte MSDU, 12 byte crypt, 4 byte FCS */
164#define IEEE80211_MAX_FRAME_LEN 2352
a9de8ce0
JB		 165
166#define IEEE80211_MAX_SSID_LEN 32
1239cd58 167
37c57989 168#define IEEE80211_MAX_MESH_ID_LEN 32
1239cd58 169
960d01ac 170#define IEEE80211_FIRST_TSPEC_TSID 8
5a306f58
JB		 171#define IEEE80211_NUM_TIDS 16
172
960d01ac
JB		 173/* number of user priorities 802.11 uses */
174#define IEEE80211_NUM_UPS 8
175
fd7c8a40 176#define IEEE80211_QOS_CTL_LEN 2
04b7dcf9
JB		 177/* 1d tag mask */
178#define IEEE80211_QOS_CTL_TAG1D_MASK 0x0007
179/* TID mask */
180#define IEEE80211_QOS_CTL_TID_MASK 0x000f
181/* EOSP */
182#define IEEE80211_QOS_CTL_EOSP 0x0010
183/* ACK policy */
184#define IEEE80211_QOS_CTL_ACK_POLICY_NORMAL 0x0000
185#define IEEE80211_QOS_CTL_ACK_POLICY_NOACK 0x0020
186#define IEEE80211_QOS_CTL_ACK_POLICY_NO_EXPL 0x0040
187#define IEEE80211_QOS_CTL_ACK_POLICY_BLOCKACK 0x0060
6cc00d54 188#define IEEE80211_QOS_CTL_ACK_POLICY_MASK 0x0060
04b7dcf9
JB		 189/* A-MSDU 802.11n */
190#define IEEE80211_QOS_CTL_A_MSDU_PRESENT 0x0080
2154c81c
JC		 191/* Mesh Control 802.11s */
192#define IEEE80211_QOS_CTL_MESH_CONTROL_PRESENT 0x0100
a9de8ce0 193
3f52b7e3
MP		 194/* Mesh Power Save Level */
195#define IEEE80211_QOS_CTL_MESH_PS_LEVEL 0x0200
196/* Mesh Receiver Service Period Initiated */
197#define IEEE80211_QOS_CTL_RSPI 0x0400
198
ab13315a
KV		 199/* U-APSD queue for WMM IEs sent by AP */
200#define IEEE80211_WMM_IE_AP_QOSINFO_UAPSD (1<<7)
44316cb1 201#define IEEE80211_WMM_IE_AP_QOSINFO_PARAM_SET_CNT_MASK 0x0f
ab13315a
KV		 202
203/* U-APSD queues for WMM IEs sent by STA */
204#define IEEE80211_WMM_IE_STA_QOSINFO_AC_VO (1<<0)
205#define IEEE80211_WMM_IE_STA_QOSINFO_AC_VI (1<<1)
206#define IEEE80211_WMM_IE_STA_QOSINFO_AC_BK (1<<2)
207#define IEEE80211_WMM_IE_STA_QOSINFO_AC_BE (1<<3)
208#define IEEE80211_WMM_IE_STA_QOSINFO_AC_MASK 0x0f
209
210/* U-APSD max SP length for WMM IEs sent by STA */
211#define IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL 0x00
212#define IEEE80211_WMM_IE_STA_QOSINFO_SP_2 0x01
213#define IEEE80211_WMM_IE_STA_QOSINFO_SP_4 0x02
214#define IEEE80211_WMM_IE_STA_QOSINFO_SP_6 0x03
215#define IEEE80211_WMM_IE_STA_QOSINFO_SP_MASK 0x03
216#define IEEE80211_WMM_IE_STA_QOSINFO_SP_SHIFT 5
217
d0dd2de0
AT		 218#define IEEE80211_HT_CTL_LEN 4
219
a9de8ce0
JB		 220struct ieee80211_hdr {
221 __le16 frame_control;
222 __le16 duration_id;
574e2af7
JP		 223 u8 addr1[ETH_ALEN];
224 u8 addr2[ETH_ALEN];
225 u8 addr3[ETH_ALEN];
a9de8ce0 226 __le16 seq_ctrl;
574e2af7 227 u8 addr4[ETH_ALEN];
b8a31c9a 228} __packed __aligned(2);
a9de8ce0 229
7044cc56
KV		 230struct ieee80211_hdr_3addr {
231 __le16 frame_control;
232 __le16 duration_id;
574e2af7
JP		 233 u8 addr1[ETH_ALEN];
234 u8 addr2[ETH_ALEN];
235 u8 addr3[ETH_ALEN];
7044cc56 236 __le16 seq_ctrl;
b8a31c9a 237} __packed __aligned(2);
7044cc56 238
558a6669
KV		 239struct ieee80211_qos_hdr {
240 __le16 frame_control;
241 __le16 duration_id;
574e2af7
JP		 242 u8 addr1[ETH_ALEN];
243 u8 addr2[ETH_ALEN];
244 u8 addr3[ETH_ALEN];
558a6669
KV		 245 __le16 seq_ctrl;
246 __le16 qos_ctrl;
b8a31c9a 247} __packed __aligned(2);
558a6669 248
fd7c8a40
HH		 249/**
250 * ieee80211_has_tods - check if IEEE80211_FCTL_TODS is set
251 * @fc: frame control bytes in little-endian byteorder
252 */
35498edc 253static inline bool ieee80211_has_tods(__le16 fc)
fd7c8a40
HH		 254{
255 return (fc & cpu_to_le16(IEEE80211_FCTL_TODS)) != 0;
256}
257
258/**
259 * ieee80211_has_fromds - check if IEEE80211_FCTL_FROMDS is set
260 * @fc: frame control bytes in little-endian byteorder
261 */
35498edc 262static inline bool ieee80211_has_fromds(__le16 fc)
fd7c8a40
HH		 263{
264 return (fc & cpu_to_le16(IEEE80211_FCTL_FROMDS)) != 0;
265}
266
267/**
268 * ieee80211_has_a4 - check if IEEE80211_FCTL_TODS and IEEE80211_FCTL_FROMDS are set
269 * @fc: frame control bytes in little-endian byteorder
270 */
35498edc 271static inline bool ieee80211_has_a4(__le16 fc)
fd7c8a40
HH		 272{
273 __le16 tmp = cpu_to_le16(IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS);
274 return (fc & tmp) == tmp;
275}
276
277/**
278 * ieee80211_has_morefrags - check if IEEE80211_FCTL_MOREFRAGS is set
279 * @fc: frame control bytes in little-endian byteorder
280 */
35498edc 281static inline bool ieee80211_has_morefrags(__le16 fc)
fd7c8a40
HH		 282{
283 return (fc & cpu_to_le16(IEEE80211_FCTL_MOREFRAGS)) != 0;
284}
285
286/**
287 * ieee80211_has_retry - check if IEEE80211_FCTL_RETRY is set
288 * @fc: frame control bytes in little-endian byteorder
289 */
35498edc 290static inline bool ieee80211_has_retry(__le16 fc)
fd7c8a40
HH		 291{
292 return (fc & cpu_to_le16(IEEE80211_FCTL_RETRY)) != 0;
293}
294
295/**
296 * ieee80211_has_pm - check if IEEE80211_FCTL_PM is set
297 * @fc: frame control bytes in little-endian byteorder
298 */
35498edc 299static inline bool ieee80211_has_pm(__le16 fc)
fd7c8a40
HH		 300{
301 return (fc & cpu_to_le16(IEEE80211_FCTL_PM)) != 0;
302}
303
304/**
305 * ieee80211_has_moredata - check if IEEE80211_FCTL_MOREDATA is set
306 * @fc: frame control bytes in little-endian byteorder
307 */
35498edc 308static inline bool ieee80211_has_moredata(__le16 fc)
fd7c8a40
HH		 309{
310 return (fc & cpu_to_le16(IEEE80211_FCTL_MOREDATA)) != 0;
311}
312
313/**
314 * ieee80211_has_protected - check if IEEE80211_FCTL_PROTECTED is set
315 * @fc: frame control bytes in little-endian byteorder
316 */
35498edc 317static inline bool ieee80211_has_protected(__le16 fc)
fd7c8a40
HH		 318{
319 return (fc & cpu_to_le16(IEEE80211_FCTL_PROTECTED)) != 0;
320}
321
322/**
323 * ieee80211_has_order - check if IEEE80211_FCTL_ORDER is set
324 * @fc: frame control bytes in little-endian byteorder
325 */
35498edc 326static inline bool ieee80211_has_order(__le16 fc)
fd7c8a40
HH		 327{
328 return (fc & cpu_to_le16(IEEE80211_FCTL_ORDER)) != 0;
329}
330
331/**
332 * ieee80211_is_mgmt - check if type is IEEE80211_FTYPE_MGMT
333 * @fc: frame control bytes in little-endian byteorder
334 */
35498edc 335static inline bool ieee80211_is_mgmt(__le16 fc)
fd7c8a40
HH		 336{
337 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
338 cpu_to_le16(IEEE80211_FTYPE_MGMT);
339}
340
341/**
342 * ieee80211_is_ctl - check if type is IEEE80211_FTYPE_CTL
343 * @fc: frame control bytes in little-endian byteorder
344 */
35498edc 345static inline bool ieee80211_is_ctl(__le16 fc)
fd7c8a40
HH		 346{
347 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
348 cpu_to_le16(IEEE80211_FTYPE_CTL);
349}
350
351/**
352 * ieee80211_is_data - check if type is IEEE80211_FTYPE_DATA
353 * @fc: frame control bytes in little-endian byteorder
354 */
35498edc 355static inline bool ieee80211_is_data(__le16 fc)
fd7c8a40
HH		 356{
357 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
358 cpu_to_le16(IEEE80211_FTYPE_DATA);
359}
360
361/**
362 * ieee80211_is_data_qos - check if type is IEEE80211_FTYPE_DATA and IEEE80211_STYPE_QOS_DATA is set
363 * @fc: frame control bytes in little-endian byteorder
364 */
35498edc 365static inline bool ieee80211_is_data_qos(__le16 fc)
fd7c8a40
HH		 366{
367 /*
368 * mask with QOS_DATA rather than IEEE80211_FCTL_STYPE as we just need
369 * to check the one bit
370 */
371 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_STYPE_QOS_DATA)) ==
372 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_DATA);
373}
374
375/**
376 * ieee80211_is_data_present - check if type is IEEE80211_FTYPE_DATA and has data
377 * @fc: frame control bytes in little-endian byteorder
378 */
35498edc 379static inline bool ieee80211_is_data_present(__le16 fc)
fd7c8a40
HH		 380{
381 /*
382 * mask with 0x40 and test that that bit is clear to only return true
383 * for the data-containing substypes.
384 */
385 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | 0x40)) ==
386 cpu_to_le16(IEEE80211_FTYPE_DATA);
387}
388
389/**
390 * ieee80211_is_assoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_REQ
391 * @fc: frame control bytes in little-endian byteorder
392 */
35498edc 393static inline bool ieee80211_is_assoc_req(__le16 fc)
fd7c8a40
HH		 394{
395 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
396 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_REQ);
397}
398
399/**
400 * ieee80211_is_assoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_RESP
401 * @fc: frame control bytes in little-endian byteorder
402 */
35498edc 403static inline bool ieee80211_is_assoc_resp(__le16 fc)
fd7c8a40
HH		 404{
405 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
406 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_RESP);
407}
408
409/**
410 * ieee80211_is_reassoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_REQ
411 * @fc: frame control bytes in little-endian byteorder
412 */
35498edc 413static inline bool ieee80211_is_reassoc_req(__le16 fc)
fd7c8a40
HH		 414{
415 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
416 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_REQ);
417}
418
419/**
420 * ieee80211_is_reassoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_RESP
421 * @fc: frame control bytes in little-endian byteorder
422 */
35498edc 423static inline bool ieee80211_is_reassoc_resp(__le16 fc)
fd7c8a40
HH		 424{
425 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
426 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_RESP);
427}
428
429/**
430 * ieee80211_is_probe_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_REQ
431 * @fc: frame control bytes in little-endian byteorder
432 */
35498edc 433static inline bool ieee80211_is_probe_req(__le16 fc)
fd7c8a40
HH		 434{
435 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
436 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ);
437}
438
439/**
440 * ieee80211_is_probe_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_RESP
441 * @fc: frame control bytes in little-endian byteorder
442 */
35498edc 443static inline bool ieee80211_is_probe_resp(__le16 fc)
fd7c8a40
HH		 444{
445 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
446 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_RESP);
447}
448
449/**
450 * ieee80211_is_beacon - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_BEACON
451 * @fc: frame control bytes in little-endian byteorder
452 */
35498edc 453static inline bool ieee80211_is_beacon(__le16 fc)
fd7c8a40
HH		 454{
455 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
456 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_BEACON);
457}
458
459/**
460 * ieee80211_is_atim - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ATIM
461 * @fc: frame control bytes in little-endian byteorder
462 */
35498edc 463static inline bool ieee80211_is_atim(__le16 fc)
fd7c8a40
HH		 464{
465 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
466 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ATIM);
467}
468
469/**
470 * ieee80211_is_disassoc - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DISASSOC
471 * @fc: frame control bytes in little-endian byteorder
472 */
35498edc 473static inline bool ieee80211_is_disassoc(__le16 fc)
fd7c8a40
HH		 474{
475 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
476 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DISASSOC);
477}
478
479/**
480 * ieee80211_is_auth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_AUTH
481 * @fc: frame control bytes in little-endian byteorder
482 */
35498edc 483static inline bool ieee80211_is_auth(__le16 fc)
fd7c8a40
HH		 484{
485 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
486 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_AUTH);
487}
488
489/**
490 * ieee80211_is_deauth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DEAUTH
491 * @fc: frame control bytes in little-endian byteorder
492 */
35498edc 493static inline bool ieee80211_is_deauth(__le16 fc)
fd7c8a40
HH		 494{
495 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
496 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DEAUTH);
497}
498
499/**
500 * ieee80211_is_action - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ACTION
501 * @fc: frame control bytes in little-endian byteorder
502 */
35498edc 503static inline bool ieee80211_is_action(__le16 fc)
fd7c8a40
HH		 504{
505 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
506 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ACTION);
507}
508
509/**
510 * ieee80211_is_back_req - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK_REQ
511 * @fc: frame control bytes in little-endian byteorder
512 */
35498edc 513static inline bool ieee80211_is_back_req(__le16 fc)
fd7c8a40
HH		 514{
515 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
516 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK_REQ);
517}
518
519/**
520 * ieee80211_is_back - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK
521 * @fc: frame control bytes in little-endian byteorder
522 */
35498edc 523static inline bool ieee80211_is_back(__le16 fc)
fd7c8a40
HH		 524{
525 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
526 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK);
527}
528
529/**
530 * ieee80211_is_pspoll - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_PSPOLL
531 * @fc: frame control bytes in little-endian byteorder
532 */
35498edc 533static inline bool ieee80211_is_pspoll(__le16 fc)
fd7c8a40
HH		 534{
535 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
536 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_PSPOLL);
537}
538
539/**
540 * ieee80211_is_rts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_RTS
541 * @fc: frame control bytes in little-endian byteorder
542 */
35498edc 543static inline bool ieee80211_is_rts(__le16 fc)
fd7c8a40
HH		 544{
545 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
546 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_RTS);
547}
548
549/**
550 * ieee80211_is_cts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CTS
551 * @fc: frame control bytes in little-endian byteorder
552 */
35498edc 553static inline bool ieee80211_is_cts(__le16 fc)
fd7c8a40
HH		 554{
555 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
556 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTS);
557}
558
559/**
560 * ieee80211_is_ack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_ACK
561 * @fc: frame control bytes in little-endian byteorder
562 */
35498edc 563static inline bool ieee80211_is_ack(__le16 fc)
fd7c8a40
HH		 564{
565 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
566 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_ACK);
567}
568
569/**
570 * ieee80211_is_cfend - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFEND
571 * @fc: frame control bytes in little-endian byteorder
572 */
35498edc 573static inline bool ieee80211_is_cfend(__le16 fc)
fd7c8a40
HH		 574{
575 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
576 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFEND);
577}
578
579/**
580 * ieee80211_is_cfendack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFENDACK
581 * @fc: frame control bytes in little-endian byteorder
582 */
35498edc 583static inline bool ieee80211_is_cfendack(__le16 fc)
fd7c8a40
HH		 584{
585 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
586 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFENDACK);
587}
588
589/**
22403def 590 * ieee80211_is_nullfunc - check if frame is a regular (non-QoS) nullfunc frame
fd7c8a40
HH		 591 * @fc: frame control bytes in little-endian byteorder
592 */
35498edc 593static inline bool ieee80211_is_nullfunc(__le16 fc)
fd7c8a40
HH		 594{
595 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
596 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_NULLFUNC);
597}
a9de8ce0 598
22403def
JB		 599/**
600 * ieee80211_is_qos_nullfunc - check if frame is a QoS nullfunc frame
601 * @fc: frame control bytes in little-endian byteorder
602 */
35498edc 603static inline bool ieee80211_is_qos_nullfunc(__le16 fc)
22403def
JB		 604{
605 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
606 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_NULLFUNC);
607}
608
b4ba544c
JB		 609/**
610 * ieee80211_is_bufferable_mmpdu - check if frame is bufferable MMPDU
611 * @fc: frame control field in little-endian byteorder
612 */
613static inline bool ieee80211_is_bufferable_mmpdu(__le16 fc)
614{
615 /* IEEE 802.11-2012, definition of "bufferable management frame";
616 * note that this ignores the IBSS special case. */
617 return ieee80211_is_mgmt(fc) &&
618 (ieee80211_is_action(fc) ||
619 ieee80211_is_disassoc(fc) ||
620 ieee80211_is_deauth(fc));
621}
622
8cb25e14
HS		 623/**
624 * ieee80211_is_first_frag - check if IEEE80211_SCTL_FRAG is not set
625 * @seq_ctrl: frame sequence control bytes in little-endian byteorder
626 */
35498edc 627static inline bool ieee80211_is_first_frag(__le16 seq_ctrl)
8cb25e14
HS		 628{
629 return (seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG)) == 0;
630}
631
37c57989
LCC		 632struct ieee80211s_hdr {
633 u8 flags;
634 u8 ttl;
51ceddad 635 __le32 seqnum;
574e2af7
JP		 636 u8 eaddr1[ETH_ALEN];
637 u8 eaddr2[ETH_ALEN];
b8a31c9a 638} __packed __aligned(2);
37c57989 639
79617dee
Y		 640/* Mesh flags */
641#define MESH_FLAGS_AE_A4 0x1
642#define MESH_FLAGS_AE_A5_A6 0x2
e31a16d6 643#define MESH_FLAGS_AE 0x3
79617dee
Y		 644#define MESH_FLAGS_PS_DEEP 0x4
645
a69cc44f
CYY		 646/**
647 * enum ieee80211_preq_flags - mesh PREQ element flags
648 *
649 * @IEEE80211_PREQ_PROACTIVE_PREP_FLAG: proactive PREP subfield
650 */
651enum ieee80211_preq_flags {
652 IEEE80211_PREQ_PROACTIVE_PREP_FLAG = 1<<2,
653};
654
655/**
656 * enum ieee80211_preq_target_flags - mesh PREQ element per target flags
657 *
658 * @IEEE80211_PREQ_TO_FLAG: target only subfield
659 * @IEEE80211_PREQ_USN_FLAG: unknown target HWMP sequence number subfield
660 */
661enum ieee80211_preq_target_flags {
662 IEEE80211_PREQ_TO_FLAG = 1<<0,
663 IEEE80211_PREQ_USN_FLAG = 1<<2,
664};
665
f2df3859
AK		 666/**
667 * struct ieee80211_quiet_ie
668 *
669 * This structure refers to "Quiet information element"
670 */
671struct ieee80211_quiet_ie {
672 u8 count;
673 u8 period;
674 __le16 duration;
675 __le16 offset;
598a5938 676} __packed;
f2df3859
AK		 677
678/**
679 * struct ieee80211_msrment_ie
680 *
681 * This structure refers to "Measurement Request/Report information element"
682 */
683struct ieee80211_msrment_ie {
684 u8 token;
685 u8 mode;
686 u8 type;
687 u8 request[0];
598a5938 688} __packed;
f2df3859
AK		 689
690/**
691 * struct ieee80211_channel_sw_ie
692 *
693 * This structure refers to "Channel Switch Announcement information element"
694 */
695struct ieee80211_channel_sw_ie {
696 u8 mode;
697 u8 new_ch_num;
698 u8 count;
598a5938 699} __packed;
37c57989 700
b4f286a1
JB		 701/**
702 * struct ieee80211_ext_chansw_ie
703 *
704 * This structure represents the "Extended Channel Switch Announcement element"
705 */
706struct ieee80211_ext_chansw_ie {
707 u8 mode;
708 u8 new_operating_class;
709 u8 new_ch_num;
710 u8 count;
711} __packed;
712
85220d71
JB		 713/**
714 * struct ieee80211_sec_chan_offs_ie - secondary channel offset IE
715 * @sec_chan_offs: secondary channel offset, uses IEEE80211_HT_PARAM_CHA_SEC_*
716 * values here
717 * This structure represents the "Secondary Channel Offset element"
718 */
719struct ieee80211_sec_chan_offs_ie {
720 u8 sec_chan_offs;
721} __packed;
722
8f2535b9
CYY		 723/**
724 * struct ieee80211_mesh_chansw_params_ie - mesh channel switch parameters IE
725 *
726 * This structure represents the "Mesh Channel Switch Paramters element"
727 */
728struct ieee80211_mesh_chansw_params_ie {
729 u8 mesh_ttl;
730 u8 mesh_flags;
731 __le16 mesh_reason;
732 __le16 mesh_pre_value;
733} __packed;
734
b2e506bf
JB		 735/**
736 * struct ieee80211_wide_bw_chansw_ie - wide bandwidth channel switch IE
737 */
738struct ieee80211_wide_bw_chansw_ie {
739 u8 new_channel_width;
740 u8 new_center_freq_seg0, new_center_freq_seg1;
741} __packed;
742
98f7dfd8
EG		 743/**
744 * struct ieee80211_tim
745 *
746 * This structure refers to "Traffic Indication Map information element"
747 */
748struct ieee80211_tim_ie {
749 u8 dtim_count;
750 u8 dtim_period;
751 u8 bitmap_ctrl;
752 /* variable size: 1 - 251 bytes */
e7ec86f5 753 u8 virtual_map[1];
598a5938 754} __packed;
98f7dfd8 755
136cfa28
RP		 756/**
757 * struct ieee80211_meshconf_ie
758 *
759 * This structure refers to "Mesh Configuration information element"
760 */
761struct ieee80211_meshconf_ie {
762 u8 meshconf_psel;
763 u8 meshconf_pmetric;
764 u8 meshconf_congest;
765 u8 meshconf_synch;
766 u8 meshconf_auth;
767 u8 meshconf_form;
768 u8 meshconf_cap;
598a5938 769} __packed;
136cfa28 770
65821635
MP		 771/**
772 * enum mesh_config_capab_flags - Mesh Configuration IE capability field flags
773 *
774 * @IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS: STA is willing to establish
775 * additional mesh peerings with other mesh STAs
776 * @IEEE80211_MESHCONF_CAPAB_FORWARDING: the STA forwards MSDUs
777 * @IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING: TBTT adjustment procedure
778 * is ongoing
3f52b7e3
MP		 779 * @IEEE80211_MESHCONF_CAPAB_POWER_SAVE_LEVEL: STA is in deep sleep mode or has
780 * neighbors in deep sleep mode
65821635
MP		 781 */
782enum mesh_config_capab_flags {
783 IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS = 0x01,
784 IEEE80211_MESHCONF_CAPAB_FORWARDING = 0x08,
785 IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING = 0x20,
3f52b7e3 786 IEEE80211_MESHCONF_CAPAB_POWER_SAVE_LEVEL = 0x40,
65821635
MP		 787};
788
8f2535b9
CYY		 789/**
790 * mesh channel switch parameters element's flag indicator
791 *
792 */
793#define WLAN_EID_CHAN_SWITCH_PARAM_TX_RESTRICT BIT(0)
794#define WLAN_EID_CHAN_SWITCH_PARAM_INITIATOR BIT(1)
795#define WLAN_EID_CHAN_SWITCH_PARAM_REASON BIT(2)
796
90a5e169
RP		 797/**
798 * struct ieee80211_rann_ie
799 *
800 * This structure refers to "Root Announcement information element"
801 */
802struct ieee80211_rann_ie {
803 u8 rann_flags;
804 u8 rann_hopcount;
805 u8 rann_ttl;
574e2af7 806 u8 rann_addr[ETH_ALEN];
292c41ac
CYY		 807 __le32 rann_seq;
808 __le32 rann_interval;
809 __le32 rann_metric;
598a5938 810} __packed;
90a5e169 811
5ee68e5b
JC		 812enum ieee80211_rann_flags {
813 RANN_FLAG_IS_GATE = 1 << 0,
814};
815
ec61cd63
JB		 816enum ieee80211_ht_chanwidth_values {
817 IEEE80211_HT_CHANWIDTH_20MHZ = 0,
818 IEEE80211_HT_CHANWIDTH_ANY = 1,
819};
820
7bf9b9a0
JB		 821/**
822 * enum ieee80211_opmode_bits - VHT operating mode field bits
823 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK: channel width mask
824 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ: 20 MHz channel width
825 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ: 40 MHz channel width
826 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ: 80 MHz channel width
827 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ: 160 MHz or 80+80 MHz channel width
828 * @IEEE80211_OPMODE_NOTIF_RX_NSS_MASK: number of spatial streams mask
829 * (the NSS value is the value of this field + 1)
830 * @IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT: number of spatial streams shift
831 * @IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF: indicates streams in SU-MIMO PPDU
832 * using a beamforming steering matrix
833 */
834enum ieee80211_vht_opmode_bits {
835 IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK = 3,
836 IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ = 0,
837 IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ = 1,
838 IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ = 2,
839 IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ = 3,
840 IEEE80211_OPMODE_NOTIF_RX_NSS_MASK = 0x70,
841 IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT = 4,
842 IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF = 0x80,
843};
844
9dfd6ba3 845#define WLAN_SA_QUERY_TR_ID_LEN 2
23a1f8d4
SS		 846#define WLAN_MEMBERSHIP_LEN 8
847#define WLAN_USER_POSITION_LEN 16
fea14732 848
170fd0b1
AO		 849/**
850 * struct ieee80211_tpc_report_ie
851 *
852 * This structure refers to "TPC Report element"
853 */
854struct ieee80211_tpc_report_ie {
855 u8 tx_power;
856 u8 link_margin;
857} __packed;
858
a9de8ce0
JB		 859struct ieee80211_mgmt {
860 __le16 frame_control;
861 __le16 duration;
574e2af7
JP		 862 u8 da[ETH_ALEN];
863 u8 sa[ETH_ALEN];
864 u8 bssid[ETH_ALEN];
a9de8ce0
JB		 865 __le16 seq_ctrl;
866 union {
867 struct {
868 __le16 auth_alg;
869 __le16 auth_transaction;
870 __le16 status_code;
871 /* possibly followed by Challenge text */
872 u8 variable[0];
598a5938 873 } __packed auth;
a9de8ce0
JB		 874 struct {
875 __le16 reason_code;
598a5938 876 } __packed deauth;
a9de8ce0
JB		 877 struct {
878 __le16 capab_info;
879 __le16 listen_interval;
880 /* followed by SSID and Supported rates */
881 u8 variable[0];
598a5938 882 } __packed assoc_req;
a9de8ce0
JB		 883 struct {
884 __le16 capab_info;
885 __le16 status_code;
886 __le16 aid;
887 /* followed by Supported rates */
888 u8 variable[0];
598a5938 889 } __packed assoc_resp, reassoc_resp;
a9de8ce0
JB		 890 struct {
891 __le16 capab_info;
892 __le16 listen_interval;
574e2af7 893 u8 current_ap[ETH_ALEN];
a9de8ce0
JB		 894 /* followed by SSID and Supported rates */
895 u8 variable[0];
598a5938 896 } __packed reassoc_req;
a9de8ce0
JB		 897 struct {
898 __le16 reason_code;
598a5938 899 } __packed disassoc;
a9de8ce0
JB		 900 struct {
901 __le64 timestamp;
902 __le16 beacon_int;
903 __le16 capab_info;
904 /* followed by some of SSID, Supported rates,
905 * FH Params, DS Params, CF Params, IBSS Params, TIM */
906 u8 variable[0];
598a5938 907 } __packed beacon;
a9de8ce0
JB		 908 struct {
909 /* only variable items: SSID, Supported rates */
910 u8 variable[0];
598a5938 911 } __packed probe_req;
a9de8ce0
JB		 912 struct {
913 __le64 timestamp;
914 __le16 beacon_int;
915 __le16 capab_info;
916 /* followed by some of SSID, Supported rates,
917 * FH Params, DS Params, CF Params, IBSS Params */
918 u8 variable[0];
598a5938 919 } __packed probe_resp;
a9de8ce0
JB		 920 struct {
921 u8 category;
922 union {
923 struct {
924 u8 action_code;
925 u8 dialog_token;
926 u8 status_code;
927 u8 variable[0];
598a5938 928 } __packed wme_action;
a9de8ce0
JB		 929 struct{
930 u8 action_code;
37799e52 931 u8 variable[0];
598a5938 932 } __packed chan_switch;
1b3a2e49
JB		 933 struct{
934 u8 action_code;
935 struct ieee80211_ext_chansw_ie data;
936 u8 variable[0];
937 } __packed ext_chan_switch;
f2df3859
AK		 938 struct{
939 u8 action_code;
940 u8 dialog_token;
941 u8 element_id;
942 u8 length;
943 struct ieee80211_msrment_ie msr_elem;
598a5938 944 } __packed measurement;
6b4e3241
RR		 945 struct{
946 u8 action_code;
947 u8 dialog_token;
948 __le16 capab;
949 __le16 timeout;
950 __le16 start_seq_num;
598a5938 951 } __packed addba_req;
6b4e3241
RR		 952 struct{
953 u8 action_code;
954 u8 dialog_token;
955 __le16 status;
956 __le16 capab;
957 __le16 timeout;
598a5938 958 } __packed addba_resp;
6b4e3241
RR		 959 struct{
960 u8 action_code;
961 __le16 params;
962 __le16 reason_code;
598a5938 963 } __packed delba;
6709a6d9
TP		 964 struct {
965 u8 action_code;
966 u8 variable[0];
598a5938 967 } __packed self_prot;
37c57989
LCC		 968 struct{
969 u8 action_code;
970 u8 variable[0];
598a5938 971 } __packed mesh_action;
fea14732
JM		 972 struct {
973 u8 action;
974 u8 trans_id[WLAN_SA_QUERY_TR_ID_LEN];
598a5938 975 } __packed sa_query;
0f78231b
JB		 976 struct {
977 u8 action;
978 u8 smps_control;
598a5938 979 } __packed ht_smps;
ec61cd63
JB		 980 struct {
981 u8 action_code;
982 u8 chanwidth;
983 } __packed ht_notify_cw;
dfe018bf
AN		 984 struct {
985 u8 action_code;
986 u8 dialog_token;
987 __le16 capability;
988 u8 variable[0];
989 } __packed tdls_discover_resp;
7bf9b9a0
JB		 990 struct {
991 u8 action_code;
992 u8 operating_mode;
993 } __packed vht_opmode_notif;
23a1f8d4
SS		 994 struct {
995 u8 action_code;
996 u8 membership[WLAN_MEMBERSHIP_LEN];
997 u8 position[WLAN_USER_POSITION_LEN];
998 } __packed vht_group_notif;
170fd0b1
AO		 999 struct {
1000 u8 action_code;
1001 u8 dialog_token;
1002 u8 tpc_elem_id;
1003 u8 tpc_elem_length;
1004 struct ieee80211_tpc_report_ie tpc;
1005 } __packed tpc_report;
a9de8ce0 1006 } u;
598a5938 1007 } __packed action;
a9de8ce0 1008 } u;
b8a31c9a 1009} __packed __aligned(2);
a9de8ce0 1010
c74d084f
CL		 1011/* Supported Rates value encodings in 802.11n-2009 7.3.2.2 */
1012#define BSS_MEMBERSHIP_SELECTOR_HT_PHY 127
1013
44d414db
JB		 1014/* mgmt header + 1 byte category code */
1015#define IEEE80211_MIN_ACTION_SIZE offsetof(struct ieee80211_mgmt, u.action.u)
1016
a9de8ce0 1017
765cb46a
JM		 1018/* Management MIC information element (IEEE 802.11w) */
1019struct ieee80211_mmie {
1020 u8 element_id;
1021 u8 length;
1022 __le16 key_id;
1023 u8 sequence_number[6];
1024 u8 mic[8];
598a5938 1025} __packed;
765cb46a 1026
56c52da2
JM		 1027/* Management MIC information element (IEEE 802.11w) for GMAC and CMAC-256 */
1028struct ieee80211_mmie_16 {
1029 u8 element_id;
1030 u8 length;
1031 __le16 key_id;
1032 u8 sequence_number[6];
1033 u8 mic[16];
1034} __packed;
1035
0c28ec58
EP		 1036struct ieee80211_vendor_ie {
1037 u8 element_id;
1038 u8 len;
1039 u8 oui[3];
1040 u8 oui_type;
1041} __packed;
1042
6f7eaa47
AN		 1043struct ieee80211_wmm_ac_param {
1044 u8 aci_aifsn; /* AIFSN, ACM, ACI */
1045 u8 cw; /* ECWmin, ECWmax (CW = 2^ECW - 1) */
1046 __le16 txop_limit;
1047} __packed;
1048
1049struct ieee80211_wmm_param_ie {
1050 u8 element_id; /* Element ID: 221 (0xdd); */
1051 u8 len; /* Length: 24 */
1052 /* required fields for WMM version 1 */
1053 u8 oui[3]; /* 00:50:f2 */
1054 u8 oui_type; /* 2 */
1055 u8 oui_subtype; /* 1 */
1056 u8 version; /* 1 for WMM version 1.0 */
1057 u8 qos_info; /* AP/STA specific QoS info */
1058 u8 reserved; /* 0 */
1059 /* AC_BE, AC_BK, AC_VI, AC_VO */
1060 struct ieee80211_wmm_ac_param ac[4];
1061} __packed;
1062
a9de8ce0
JB		 1063/* Control frames */
1064struct ieee80211_rts {
1065 __le16 frame_control;
1066 __le16 duration;
574e2af7
JP		 1067 u8 ra[ETH_ALEN];
1068 u8 ta[ETH_ALEN];
b8a31c9a 1069} __packed __aligned(2);
a9de8ce0
JB		 1070
1071struct ieee80211_cts {
1072 __le16 frame_control;
1073 __le16 duration;
574e2af7 1074 u8 ra[ETH_ALEN];
b8a31c9a 1075} __packed __aligned(2);
a9de8ce0 1076
fc6971d4
JM		 1077struct ieee80211_pspoll {
1078 __le16 frame_control;
1079 __le16 aid;
574e2af7
JP		 1080 u8 bssid[ETH_ALEN];
1081 u8 ta[ETH_ALEN];
b8a31c9a 1082} __packed __aligned(2);
fc6971d4 1083
dfe018bf
AN		 1084/* TDLS */
1085
53837584
AN		 1086/* Channel switch timing */
1087struct ieee80211_ch_switch_timing {
1088 __le16 switch_time;
1089 __le16 switch_timeout;
1090} __packed;
1091
dfe018bf
AN		 1092/* Link-id information element */
1093struct ieee80211_tdls_lnkie {
1094 u8 ie_type; /* Link Identifier IE */
1095 u8 ie_len;
574e2af7
JP		 1096 u8 bssid[ETH_ALEN];
1097 u8 init_sta[ETH_ALEN];
1098 u8 resp_sta[ETH_ALEN];
dfe018bf
AN		 1099} __packed;
1100
1101struct ieee80211_tdls_data {
574e2af7
JP		 1102 u8 da[ETH_ALEN];
1103 u8 sa[ETH_ALEN];
dfe018bf
AN		 1104 __be16 ether_type;
1105 u8 payload_type;
1106 u8 category;
1107 u8 action_code;
1108 union {
1109 struct {
1110 u8 dialog_token;
1111 __le16 capability;
1112 u8 variable[0];
1113 } __packed setup_req;
1114 struct {
1115 __le16 status_code;
1116 u8 dialog_token;
1117 __le16 capability;
1118 u8 variable[0];
1119 } __packed setup_resp;
1120 struct {
1121 __le16 status_code;
1122 u8 dialog_token;
1123 u8 variable[0];
1124 } __packed setup_cfm;
1125 struct {
1126 __le16 reason_code;
1127 u8 variable[0];
1128 } __packed teardown;
1129 struct {
1130 u8 dialog_token;
1131 u8 variable[0];
1132 } __packed discover_req;
53837584
AN		 1133 struct {
1134 u8 target_channel;
1135 u8 oper_class;
1136 u8 variable[0];
1137 } __packed chan_switch_req;
1138 struct {
1139 __le16 status_code;
1140 u8 variable[0];
1141 } __packed chan_switch_resp;
dfe018bf
AN		 1142 } u;
1143} __packed;
1144
ba350fbc
AS		 1145/*
1146 * Peer-to-Peer IE attribute related definitions.
1147 */
1148/**
1149 * enum ieee80211_p2p_attr_id - identifies type of peer-to-peer attribute.
1150 */
1151enum ieee80211_p2p_attr_id {
1152 IEEE80211_P2P_ATTR_STATUS = 0,
1153 IEEE80211_P2P_ATTR_MINOR_REASON,
1154 IEEE80211_P2P_ATTR_CAPABILITY,
1155 IEEE80211_P2P_ATTR_DEVICE_ID,
1156 IEEE80211_P2P_ATTR_GO_INTENT,
1157 IEEE80211_P2P_ATTR_GO_CONFIG_TIMEOUT,
1158 IEEE80211_P2P_ATTR_LISTEN_CHANNEL,
1159 IEEE80211_P2P_ATTR_GROUP_BSSID,
1160 IEEE80211_P2P_ATTR_EXT_LISTEN_TIMING,
1161 IEEE80211_P2P_ATTR_INTENDED_IFACE_ADDR,
1162 IEEE80211_P2P_ATTR_MANAGABILITY,
1163 IEEE80211_P2P_ATTR_CHANNEL_LIST,
1164 IEEE80211_P2P_ATTR_ABSENCE_NOTICE,
1165 IEEE80211_P2P_ATTR_DEVICE_INFO,
1166 IEEE80211_P2P_ATTR_GROUP_INFO,
1167 IEEE80211_P2P_ATTR_GROUP_ID,
1168 IEEE80211_P2P_ATTR_INTERFACE,
1169 IEEE80211_P2P_ATTR_OPER_CHANNEL,
1170 IEEE80211_P2P_ATTR_INVITE_FLAGS,
1171 /* 19 - 220: Reserved */
1172 IEEE80211_P2P_ATTR_VENDOR_SPECIFIC = 221,
1173
1174 IEEE80211_P2P_ATTR_MAX
1175};
1176
19dde0bd
JD		 1177/* Notice of Absence attribute - described in P2P spec 4.1.14 */
1178/* Typical max value used here */
1179#define IEEE80211_P2P_NOA_DESC_MAX 4
1180
1181struct ieee80211_p2p_noa_desc {
1182 u8 count;
1183 __le32 duration;
1184 __le32 interval;
1185 __le32 start_time;
1186} __packed;
1187
1188struct ieee80211_p2p_noa_attr {
1189 u8 index;
1190 u8 oppps_ctwindow;
1191 struct ieee80211_p2p_noa_desc desc[IEEE80211_P2P_NOA_DESC_MAX];
1192} __packed;
1193
1194#define IEEE80211_P2P_OPPPS_ENABLE_BIT BIT(7)
1195#define IEEE80211_P2P_OPPPS_CTWINDOW_MASK 0x7F
1196
6b4e3241
RR		 1197/**
1198 * struct ieee80211_bar - HT Block Ack Request
1199 *
1200 * This structure refers to "HT BlockAckReq" as
1201 * described in 802.11n draft section 7.2.1.7.1
1202 */
1203struct ieee80211_bar {
1204 __le16 frame_control;
1205 __le16 duration;
574e2af7
JP		 1206 __u8 ra[ETH_ALEN];
1207 __u8 ta[ETH_ALEN];
a8b47ea3
RR		 1208 __le16 control;
1209 __le16 start_seq_num;
598a5938 1210} __packed;
6b4e3241 1211
429a3805 1212/* 802.11 BAR control masks */
c1407b6c
HS		 1213#define IEEE80211_BAR_CTRL_ACK_POLICY_NORMAL 0x0000
1214#define IEEE80211_BAR_CTRL_MULTI_TID 0x0002
1215#define IEEE80211_BAR_CTRL_CBMTID_COMPRESSED_BA 0x0004
1216#define IEEE80211_BAR_CTRL_TID_INFO_MASK 0xf000
1217#define IEEE80211_BAR_CTRL_TID_INFO_SHIFT 12
d9fe60de
JB		 1218
1219#define IEEE80211_HT_MCS_MASK_LEN 10
1220
1221/**
1222 * struct ieee80211_mcs_info - MCS information
1223 * @rx_mask: RX mask
9da3e068
LR		 1224 * @rx_highest: highest supported RX rate. If set represents
1225 * the highest supported RX data rate in units of 1 Mbps.
1226 * If this field is 0 this value should not be used to
1227 * consider the highest RX data rate supported.
d9fe60de
JB		 1228 * @tx_params: TX parameters
1229 */
1230struct ieee80211_mcs_info {
1231 u8 rx_mask[IEEE80211_HT_MCS_MASK_LEN];
1232 __le16 rx_highest;
1233 u8 tx_params;
1234 u8 reserved[3];
598a5938 1235} __packed;
d9fe60de
JB		 1236
1237/* 802.11n HT capability MSC set */
1238#define IEEE80211_HT_MCS_RX_HIGHEST_MASK 0x3ff
1239#define IEEE80211_HT_MCS_TX_DEFINED 0x01
1240#define IEEE80211_HT_MCS_TX_RX_DIFF 0x02
1241/* value 0 == 1 stream etc */
1242#define IEEE80211_HT_MCS_TX_MAX_STREAMS_MASK 0x0C
1243#define IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT 2
1244#define IEEE80211_HT_MCS_TX_MAX_STREAMS 4
1245#define IEEE80211_HT_MCS_TX_UNEQUAL_MODULATION 0x10
1246
1247/*
1248 * 802.11n D5.0 20.3.5 / 20.6 says:
1249 * - indices 0 to 7 and 32 are single spatial stream
1250 * - 8 to 31 are multiple spatial streams using equal modulation
1251 * [8..15 for two streams, 16..23 for three and 24..31 for four]
1252 * - remainder are multiple spatial streams using unequal modulation
1253 */
1254#define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START 33
1255#define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START_BYTE \
1256 (IEEE80211_HT_MCS_UNEQUAL_MODULATION_START / 8)
1257
6b4e3241
RR		 1258/**
1259 * struct ieee80211_ht_cap - HT capabilities
1260 *
d9fe60de
JB		 1261 * This structure is the "HT capabilities element" as
1262 * described in 802.11n D5.0 7.3.2.57
6b4e3241
RR		 1263 */
1264struct ieee80211_ht_cap {
1265 __le16 cap_info;
1266 u8 ampdu_params_info;
d9fe60de
JB		 1267
1268 /* 16 bytes MCS information */
1269 struct ieee80211_mcs_info mcs;
1270
6b4e3241
RR		 1271 __le16 extended_ht_cap_info;
1272 __le32 tx_BF_cap_info;
1273 u8 antenna_selection_info;
598a5938 1274} __packed;
6b4e3241 1275
d9fe60de
JB		 1276/* 802.11n HT capabilities masks (for cap_info) */
1277#define IEEE80211_HT_CAP_LDPC_CODING 0x0001
1278#define IEEE80211_HT_CAP_SUP_WIDTH_20_40 0x0002
1279#define IEEE80211_HT_CAP_SM_PS 0x000C
0f78231b 1280#define IEEE80211_HT_CAP_SM_PS_SHIFT 2
d9fe60de
JB		 1281#define IEEE80211_HT_CAP_GRN_FLD 0x0010
1282#define IEEE80211_HT_CAP_SGI_20 0x0020
1283#define IEEE80211_HT_CAP_SGI_40 0x0040
1284#define IEEE80211_HT_CAP_TX_STBC 0x0080
1285#define IEEE80211_HT_CAP_RX_STBC 0x0300
f79d9bad 1286#define IEEE80211_HT_CAP_RX_STBC_SHIFT 8
d9fe60de
JB		 1287#define IEEE80211_HT_CAP_DELAY_BA 0x0400
1288#define IEEE80211_HT_CAP_MAX_AMSDU 0x0800
1289#define IEEE80211_HT_CAP_DSSSCCK40 0x1000
9a418af5 1290#define IEEE80211_HT_CAP_RESERVED 0x2000
d9fe60de
JB		 1291#define IEEE80211_HT_CAP_40MHZ_INTOLERANT 0x4000
1292#define IEEE80211_HT_CAP_LSIG_TXOP_PROT 0x8000
1293
4dd365fd
BZ		 1294/* 802.11n HT extended capabilities masks (for extended_ht_cap_info) */
1295#define IEEE80211_HT_EXT_CAP_PCO 0x0001
1296#define IEEE80211_HT_EXT_CAP_PCO_TIME 0x0006
1297#define IEEE80211_HT_EXT_CAP_PCO_TIME_SHIFT 1
1298#define IEEE80211_HT_EXT_CAP_MCS_FB 0x0300
1299#define IEEE80211_HT_EXT_CAP_MCS_FB_SHIFT 8
1300#define IEEE80211_HT_EXT_CAP_HTC_SUP 0x0400
1301#define IEEE80211_HT_EXT_CAP_RD_RESPONDER 0x0800
1302
d9fe60de
JB		 1303/* 802.11n HT capability AMPDU settings (for ampdu_params_info) */
1304#define IEEE80211_HT_AMPDU_PARM_FACTOR 0x03
1305#define IEEE80211_HT_AMPDU_PARM_DENSITY 0x1C
0f78231b 1306#define IEEE80211_HT_AMPDU_PARM_DENSITY_SHIFT 2
d9fe60de 1307
d1eba248 1308/*
0563921a 1309 * Maximum length of AMPDU that the STA can receive in high-throughput (HT).
d1eba248
S		 1310 * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
1311 */
1312enum ieee80211_max_ampdu_length_exp {
1313 IEEE80211_HT_MAX_AMPDU_8K = 0,
1314 IEEE80211_HT_MAX_AMPDU_16K = 1,
1315 IEEE80211_HT_MAX_AMPDU_32K = 2,
1316 IEEE80211_HT_MAX_AMPDU_64K = 3
1317};
1318
0563921a
EH		 1319/*
1320 * Maximum length of AMPDU that the STA can receive in VHT.
1321 * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
1322 */
1323enum ieee80211_vht_max_ampdu_length_exp {
1324 IEEE80211_VHT_MAX_AMPDU_8K = 0,
1325 IEEE80211_VHT_MAX_AMPDU_16K = 1,
1326 IEEE80211_VHT_MAX_AMPDU_32K = 2,
1327 IEEE80211_VHT_MAX_AMPDU_64K = 3,
1328 IEEE80211_VHT_MAX_AMPDU_128K = 4,
1329 IEEE80211_VHT_MAX_AMPDU_256K = 5,
1330 IEEE80211_VHT_MAX_AMPDU_512K = 6,
1331 IEEE80211_VHT_MAX_AMPDU_1024K = 7
1332};
1333
d1eba248
S		 1334#define IEEE80211_HT_MAX_AMPDU_FACTOR 13
1335
1336/* Minimum MPDU start spacing */
1337enum ieee80211_min_mpdu_spacing {
1338 IEEE80211_HT_MPDU_DENSITY_NONE = 0, /* No restriction */
1339 IEEE80211_HT_MPDU_DENSITY_0_25 = 1, /* 1/4 usec */
1340 IEEE80211_HT_MPDU_DENSITY_0_5 = 2, /* 1/2 usec */
1341 IEEE80211_HT_MPDU_DENSITY_1 = 3, /* 1 usec */
1342 IEEE80211_HT_MPDU_DENSITY_2 = 4, /* 2 usec */
1343 IEEE80211_HT_MPDU_DENSITY_4 = 5, /* 4 usec */
1344 IEEE80211_HT_MPDU_DENSITY_8 = 6, /* 8 usec */
1345 IEEE80211_HT_MPDU_DENSITY_16 = 7 /* 16 usec */
1346};
1347
6b4e3241 1348/**
074d46d1 1349 * struct ieee80211_ht_operation - HT operation IE
6b4e3241 1350 *
074d46d1
JB		 1351 * This structure is the "HT operation element" as
1352 * described in 802.11n-2009 7.3.2.57
6b4e3241 1353 */
074d46d1
JB		 1354struct ieee80211_ht_operation {
1355 u8 primary_chan;
6b4e3241
RR		 1356 u8 ht_param;
1357 __le16 operation_mode;
1358 __le16 stbc_param;
1359 u8 basic_set[16];
598a5938 1360} __packed;
6b4e3241 1361
d9fe60de
JB		 1362/* for ht_param */
1363#define IEEE80211_HT_PARAM_CHA_SEC_OFFSET 0x03
1364#define IEEE80211_HT_PARAM_CHA_SEC_NONE 0x00
1365#define IEEE80211_HT_PARAM_CHA_SEC_ABOVE 0x01
1366#define IEEE80211_HT_PARAM_CHA_SEC_BELOW 0x03
1367#define IEEE80211_HT_PARAM_CHAN_WIDTH_ANY 0x04
1368#define IEEE80211_HT_PARAM_RIFS_MODE 0x08
d9fe60de
JB		 1369
1370/* for operation_mode */
1371#define IEEE80211_HT_OP_MODE_PROTECTION 0x0003
1372#define IEEE80211_HT_OP_MODE_PROTECTION_NONE 0
1373#define IEEE80211_HT_OP_MODE_PROTECTION_NONMEMBER 1
1374#define IEEE80211_HT_OP_MODE_PROTECTION_20MHZ 2
1375#define IEEE80211_HT_OP_MODE_PROTECTION_NONHT_MIXED 3
1376#define IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT 0x0004
1377#define IEEE80211_HT_OP_MODE_NON_HT_STA_PRSNT 0x0010
1378
1379/* for stbc_param */
1380#define IEEE80211_HT_STBC_PARAM_DUAL_BEACON 0x0040
1381#define IEEE80211_HT_STBC_PARAM_DUAL_CTS_PROT 0x0080
1382#define IEEE80211_HT_STBC_PARAM_STBC_BEACON 0x0100
1383#define IEEE80211_HT_STBC_PARAM_LSIG_TXOP_FULLPROT 0x0200
1384#define IEEE80211_HT_STBC_PARAM_PCO_ACTIVE 0x0400
1385#define IEEE80211_HT_STBC_PARAM_PCO_PHASE 0x0800
1386
a9de8ce0 1387
44d414db 1388/* block-ack parameters */
e3abc8ff 1389#define IEEE80211_ADDBA_PARAM_AMSDU_MASK 0x0001
44d414db
JB		 1390#define IEEE80211_ADDBA_PARAM_POLICY_MASK 0x0002
1391#define IEEE80211_ADDBA_PARAM_TID_MASK 0x003C
8d661f1e 1392#define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFC0
44d414db
JB		 1393#define IEEE80211_DELBA_PARAM_TID_MASK 0xF000
1394#define IEEE80211_DELBA_PARAM_INITIATOR_MASK 0x0800
1395
1396/*
1397 * A-PMDU buffer sizes
1398 * According to IEEE802.11n spec size varies from 8K to 64K (in powers of 2)
1399 */
1400#define IEEE80211_MIN_AMPDU_BUF 0x8
1401#define IEEE80211_MAX_AMPDU_BUF 0x40
1402
1403
0f78231b 1404/* Spatial Multiplexing Power Save Modes (for capability) */
00c5ae2f
TW		 1405#define WLAN_HT_CAP_SM_PS_STATIC 0
1406#define WLAN_HT_CAP_SM_PS_DYNAMIC 1
1407#define WLAN_HT_CAP_SM_PS_INVALID 2
1408#define WLAN_HT_CAP_SM_PS_DISABLED 3
e53cfe0e 1409
0f78231b
JB		 1410/* for SM power control field lower two bits */
1411#define WLAN_HT_SMPS_CONTROL_DISABLED 0
1412#define WLAN_HT_SMPS_CONTROL_STATIC 1
1413#define WLAN_HT_SMPS_CONTROL_DYNAMIC 3
1414
ce0e1695
MP		 1415/**
1416 * struct ieee80211_vht_mcs_info - VHT MCS information
1417 * @rx_mcs_map: RX MCS map 2 bits for each stream, total 8 streams
1418 * @rx_highest: Indicates highest long GI VHT PPDU data rate
1419 * STA can receive. Rate expressed in units of 1 Mbps.
1420 * If this field is 0 this value should not be used to
1421 * consider the highest RX data rate supported.
7173a1fa 1422 * The top 3 bits of this field are reserved.
ce0e1695
MP		 1423 * @tx_mcs_map: TX MCS map 2 bits for each stream, total 8 streams
1424 * @tx_highest: Indicates highest long GI VHT PPDU data rate
1425 * STA can transmit. Rate expressed in units of 1 Mbps.
1426 * If this field is 0 this value should not be used to
1427 * consider the highest TX data rate supported.
7173a1fa 1428 * The top 3 bits of this field are reserved.
ce0e1695
MP		 1429 */
1430struct ieee80211_vht_mcs_info {
1431 __le16 rx_mcs_map;
1432 __le16 rx_highest;
1433 __le16 tx_mcs_map;
1434 __le16 tx_highest;
1435} __packed;
1436
7173a1fa
JB		 1437/**
1438 * enum ieee80211_vht_mcs_support - VHT MCS support definitions
1439 * @IEEE80211_VHT_MCS_SUPPORT_0_7: MCSes 0-7 are supported for the
1440 * number of streams
1441 * @IEEE80211_VHT_MCS_SUPPORT_0_8: MCSes 0-8 are supported
1442 * @IEEE80211_VHT_MCS_SUPPORT_0_9: MCSes 0-9 are supported
1443 * @IEEE80211_VHT_MCS_NOT_SUPPORTED: This number of streams isn't supported
1444 *
1445 * These definitions are used in each 2-bit subfield of the @rx_mcs_map
1446 * and @tx_mcs_map fields of &struct ieee80211_vht_mcs_info, which are
1447 * both split into 8 subfields by number of streams. These values indicate
1448 * which MCSes are supported for the number of streams the value appears
1449 * for.
1450 */
1451enum ieee80211_vht_mcs_support {
1452 IEEE80211_VHT_MCS_SUPPORT_0_7 = 0,
1453 IEEE80211_VHT_MCS_SUPPORT_0_8 = 1,
1454 IEEE80211_VHT_MCS_SUPPORT_0_9 = 2,
1455 IEEE80211_VHT_MCS_NOT_SUPPORTED = 3,
1456};
1457
d4950281
MP		 1458/**
1459 * struct ieee80211_vht_cap - VHT capabilities
1460 *
1461 * This structure is the "VHT capabilities element" as
1462 * described in 802.11ac D3.0 8.4.2.160
1463 * @vht_cap_info: VHT capability info
1464 * @supp_mcs: VHT MCS supported rates
1465 */
1466struct ieee80211_vht_cap {
1467 __le32 vht_cap_info;
1468 struct ieee80211_vht_mcs_info supp_mcs;
1469} __packed;
1470
f2d9d270
JB		 1471/**
1472 * enum ieee80211_vht_chanwidth - VHT channel width
1473 * @IEEE80211_VHT_CHANWIDTH_USE_HT: use the HT operation IE to
1474 * determine the channel width (20 or 40 MHz)
1475 * @IEEE80211_VHT_CHANWIDTH_80MHZ: 80 MHz bandwidth
1476 * @IEEE80211_VHT_CHANWIDTH_160MHZ: 160 MHz bandwidth
1477 * @IEEE80211_VHT_CHANWIDTH_80P80MHZ: 80+80 MHz bandwidth
1478 */
1479enum ieee80211_vht_chanwidth {
1480 IEEE80211_VHT_CHANWIDTH_USE_HT = 0,
1481 IEEE80211_VHT_CHANWIDTH_80MHZ = 1,
1482 IEEE80211_VHT_CHANWIDTH_160MHZ = 2,
1483 IEEE80211_VHT_CHANWIDTH_80P80MHZ = 3,
1484};
1485
d4950281
MP		 1486/**
1487 * struct ieee80211_vht_operation - VHT operation IE
1488 *
1489 * This structure is the "VHT operation element" as
1490 * described in 802.11ac D3.0 8.4.2.161
1491 * @chan_width: Operating channel width
1492 * @center_freq_seg1_idx: center freq segment 1 index
1493 * @center_freq_seg2_idx: center freq segment 2 index
1494 * @basic_mcs_set: VHT Basic MCS rate set
1495 */
1496struct ieee80211_vht_operation {
1497 u8 chan_width;
1498 u8 center_freq_seg1_idx;
1499 u8 center_freq_seg2_idx;
1500 __le16 basic_mcs_set;
1501} __packed;
1502
1503
ce0e1695 1504/* 802.11ac VHT Capabilities */
01331040
JB		 1505#define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895 0x00000000
1506#define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991 0x00000001
1507#define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454 0x00000002
1508#define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ 0x00000004
1509#define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ 0x00000008
0af83d3d 1510#define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_MASK 0x0000000C
01331040
JB		 1511#define IEEE80211_VHT_CAP_RXLDPC 0x00000010
1512#define IEEE80211_VHT_CAP_SHORT_GI_80 0x00000020
1513#define IEEE80211_VHT_CAP_SHORT_GI_160 0x00000040
1514#define IEEE80211_VHT_CAP_TXSTBC 0x00000080
1515#define IEEE80211_VHT_CAP_RXSTBC_1 0x00000100
1516#define IEEE80211_VHT_CAP_RXSTBC_2 0x00000200
1517#define IEEE80211_VHT_CAP_RXSTBC_3 0x00000300
1518#define IEEE80211_VHT_CAP_RXSTBC_4 0x00000400
55d942f4 1519#define IEEE80211_VHT_CAP_RXSTBC_MASK 0x00000700
01331040
JB		 1520#define IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE 0x00000800
1521#define IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE 0x00001000
fbdd90ea
ES		 1522#define IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT 13
1523#define IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK \
1524 (7 << IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT)
1525#define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT 16
1526#define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK \
1527 (7 << IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT)
01331040
JB		 1528#define IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE 0x00080000
1529#define IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE 0x00100000
1530#define IEEE80211_VHT_CAP_VHT_TXOP_PS 0x00200000
1531#define IEEE80211_VHT_CAP_HTC_VHT 0x00400000
1532#define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT 23
1533#define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK \
1534 (7 << IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT)
1535#define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_UNSOL_MFB 0x08000000
1536#define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB 0x0c000000
1537#define IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN 0x10000000
1538#define IEEE80211_VHT_CAP_TX_ANTENNA_PATTERN 0x20000000
ce0e1695 1539
a9de8ce0
JB		 1540/* Authentication algorithms */
1541#define WLAN_AUTH_OPEN 0
1542#define WLAN_AUTH_SHARED_KEY 1
636a5d36 1543#define WLAN_AUTH_FT 2
cfdfa4d3 1544#define WLAN_AUTH_SAE 3
bb608e9d 1545#define WLAN_AUTH_LEAP 128
a9de8ce0
JB		 1546
1547#define WLAN_AUTH_CHALLENGE_LEN 128
1548
1549#define WLAN_CAPABILITY_ESS (1<<0)
1550#define WLAN_CAPABILITY_IBSS (1<<1)
0a35d36d 1551
333ba732
EP		 1552/*
1553 * A mesh STA sets the ESS and IBSS capability bits to zero.
1554 * however, this holds true for p2p probe responses (in the p2p_find
1555 * phase) as well.
1556 */
1557#define WLAN_CAPABILITY_IS_STA_BSS(cap) \
0a35d36d
JC		 1558 (!((cap) & (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS)))
1559
a9de8ce0
JB		 1560#define WLAN_CAPABILITY_CF_POLLABLE (1<<2)
1561#define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3)
1562#define WLAN_CAPABILITY_PRIVACY (1<<4)
1563#define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5)
1564#define WLAN_CAPABILITY_PBCC (1<<6)
1565#define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7)
b6623486 1566
a9de8ce0
JB		 1567/* 802.11h */
1568#define WLAN_CAPABILITY_SPECTRUM_MGMT (1<<8)
1569#define WLAN_CAPABILITY_QOS (1<<9)
1570#define WLAN_CAPABILITY_SHORT_SLOT_TIME (1<<10)
0f6dfcee
VK		 1571#define WLAN_CAPABILITY_APSD (1<<11)
1572#define WLAN_CAPABILITY_RADIO_MEASURE (1<<12)
a9de8ce0 1573#define WLAN_CAPABILITY_DSSS_OFDM (1<<13)
0f6dfcee
VK		 1574#define WLAN_CAPABILITY_DEL_BACK (1<<14)
1575#define WLAN_CAPABILITY_IMM_BACK (1<<15)
b188148c
VK		 1576
1577/* DMG (60gHz) 802.11ad */
1578/* type - bits 0..1 */
0f6dfcee 1579#define WLAN_CAPABILITY_DMG_TYPE_MASK (3<<0)
b188148c
VK		 1580#define WLAN_CAPABILITY_DMG_TYPE_IBSS (1<<0) /* Tx by: STA */
1581#define WLAN_CAPABILITY_DMG_TYPE_PBSS (2<<0) /* Tx by: PCP */
1582#define WLAN_CAPABILITY_DMG_TYPE_AP (3<<0) /* Tx by: AP */
1583
1584#define WLAN_CAPABILITY_DMG_CBAP_ONLY (1<<2)
0f6dfcee 1585#define WLAN_CAPABILITY_DMG_CBAP_SOURCE (1<<3)
b188148c
VK		 1586#define WLAN_CAPABILITY_DMG_PRIVACY (1<<4)
1587#define WLAN_CAPABILITY_DMG_ECPAC (1<<5)
1588
1589#define WLAN_CAPABILITY_DMG_SPECTRUM_MGMT (1<<8)
1590#define WLAN_CAPABILITY_DMG_RADIO_MEASURE (1<<12)
1591
b6623486
AK		 1592/* measurement */
1593#define IEEE80211_SPCT_MSR_RPRT_MODE_LATE (1<<0)
1594#define IEEE80211_SPCT_MSR_RPRT_MODE_INCAPABLE (1<<1)
1595#define IEEE80211_SPCT_MSR_RPRT_MODE_REFUSED (1<<2)
1596
1597#define IEEE80211_SPCT_MSR_RPRT_TYPE_BASIC 0
1598#define IEEE80211_SPCT_MSR_RPRT_TYPE_CCA 1
1599#define IEEE80211_SPCT_MSR_RPRT_TYPE_RPI 2
1600
5628221c
DD		 1601/* 802.11g ERP information element */
1602#define WLAN_ERP_NON_ERP_PRESENT (1<<0)
1603#define WLAN_ERP_USE_PROTECTION (1<<1)
1604#define WLAN_ERP_BARKER_PREAMBLE (1<<2)
1605
1606/* WLAN_ERP_BARKER_PREAMBLE values */
1607enum {
1608 WLAN_ERP_PREAMBLE_SHORT = 0,
1609 WLAN_ERP_PREAMBLE_LONG = 1,
1610};
1611
b188148c
VK		 1612/* Band ID, 802.11ad #8.4.1.45 */
1613enum {
1614 IEEE80211_BANDID_TV_WS = 0, /* TV white spaces */
1615 IEEE80211_BANDID_SUB1 = 1, /* Sub-1 GHz (excluding TV white spaces) */
1616 IEEE80211_BANDID_2G = 2, /* 2.4 GHz */
1617 IEEE80211_BANDID_3G = 3, /* 3.6 GHz */
1618 IEEE80211_BANDID_5G = 4, /* 4.9 and 5 GHz */
1619 IEEE80211_BANDID_60G = 5, /* 60 GHz */
1620};
1621
a9de8ce0
JB		 1622/* Status codes */
1623enum ieee80211_statuscode {
1624 WLAN_STATUS_SUCCESS = 0,
1625 WLAN_STATUS_UNSPECIFIED_FAILURE = 1,
1626 WLAN_STATUS_CAPS_UNSUPPORTED = 10,
1627 WLAN_STATUS_REASSOC_NO_ASSOC = 11,
1628 WLAN_STATUS_ASSOC_DENIED_UNSPEC = 12,
1629 WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG = 13,
1630 WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION = 14,
1631 WLAN_STATUS_CHALLENGE_FAIL = 15,
1632 WLAN_STATUS_AUTH_TIMEOUT = 16,
1633 WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA = 17,
1634 WLAN_STATUS_ASSOC_DENIED_RATES = 18,
1635 /* 802.11b */
1636 WLAN_STATUS_ASSOC_DENIED_NOSHORTPREAMBLE = 19,
1637 WLAN_STATUS_ASSOC_DENIED_NOPBCC = 20,
1638 WLAN_STATUS_ASSOC_DENIED_NOAGILITY = 21,
1639 /* 802.11h */
1640 WLAN_STATUS_ASSOC_DENIED_NOSPECTRUM = 22,
1641 WLAN_STATUS_ASSOC_REJECTED_BAD_POWER = 23,
1642 WLAN_STATUS_ASSOC_REJECTED_BAD_SUPP_CHAN = 24,
1643 /* 802.11g */
1644 WLAN_STATUS_ASSOC_DENIED_NOSHORTTIME = 25,
1645 WLAN_STATUS_ASSOC_DENIED_NODSSSOFDM = 26,
63a5ab82
JM		 1646 /* 802.11w */
1647 WLAN_STATUS_ASSOC_REJECTED_TEMPORARILY = 30,
1648 WLAN_STATUS_ROBUST_MGMT_FRAME_POLICY_VIOLATION = 31,
a9de8ce0
JB		 1649 /* 802.11i */
1650 WLAN_STATUS_INVALID_IE = 40,
1651 WLAN_STATUS_INVALID_GROUP_CIPHER = 41,
1652 WLAN_STATUS_INVALID_PAIRWISE_CIPHER = 42,
1653 WLAN_STATUS_INVALID_AKMP = 43,
1654 WLAN_STATUS_UNSUPP_RSN_VERSION = 44,
1655 WLAN_STATUS_INVALID_RSN_IE_CAP = 45,
1656 WLAN_STATUS_CIPHER_SUITE_REJECTED = 46,
6b4e3241
RR		 1657 /* 802.11e */
1658 WLAN_STATUS_UNSPECIFIED_QOS = 32,
1659 WLAN_STATUS_ASSOC_DENIED_NOBANDWIDTH = 33,
1660 WLAN_STATUS_ASSOC_DENIED_LOWACK = 34,
1661 WLAN_STATUS_ASSOC_DENIED_UNSUPP_QOS = 35,
1662 WLAN_STATUS_REQUEST_DECLINED = 37,
1663 WLAN_STATUS_INVALID_QOS_PARAM = 38,
1664 WLAN_STATUS_CHANGE_TSPEC = 39,
1665 WLAN_STATUS_WAIT_TS_DELAY = 47,
1666 WLAN_STATUS_NO_DIRECT_LINK = 48,
1667 WLAN_STATUS_STA_NOT_PRESENT = 49,
1668 WLAN_STATUS_STA_NOT_QSTA = 50,
cfdfa4d3
S		 1669 /* 802.11s */
1670 WLAN_STATUS_ANTI_CLOG_REQUIRED = 76,
1671 WLAN_STATUS_FCG_NOT_SUPP = 78,
1672 WLAN_STATUS_STA_NO_TBTT = 78,
b188148c
VK		 1673 /* 802.11ad */
1674 WLAN_STATUS_REJECTED_WITH_SUGGESTED_CHANGES = 39,
1675 WLAN_STATUS_REJECTED_FOR_DELAY_PERIOD = 47,
1676 WLAN_STATUS_REJECT_WITH_SCHEDULE = 83,
1677 WLAN_STATUS_PENDING_ADMITTING_FST_SESSION = 86,
1678 WLAN_STATUS_PERFORMING_FST_NOW = 87,
1679 WLAN_STATUS_PENDING_GAP_IN_BA_WINDOW = 88,
1680 WLAN_STATUS_REJECT_U_PID_SETTING = 89,
1681 WLAN_STATUS_REJECT_DSE_BAND = 96,
1682 WLAN_STATUS_DENIED_WITH_SUGGESTED_BAND_AND_CHANNEL = 99,
1683 WLAN_STATUS_DENIED_DUE_TO_SPECTRUM_MANAGEMENT = 103,
a9de8ce0
JB		 1684};
1685
1686
1687/* Reason codes */
1688enum ieee80211_reasoncode {
1689 WLAN_REASON_UNSPECIFIED = 1,
1690 WLAN_REASON_PREV_AUTH_NOT_VALID = 2,
1691 WLAN_REASON_DEAUTH_LEAVING = 3,
1692 WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY = 4,
1693 WLAN_REASON_DISASSOC_AP_BUSY = 5,
1694 WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA = 6,
1695 WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA = 7,
1696 WLAN_REASON_DISASSOC_STA_HAS_LEFT = 8,
1697 WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH = 9,
1698 /* 802.11h */
1699 WLAN_REASON_DISASSOC_BAD_POWER = 10,
1700 WLAN_REASON_DISASSOC_BAD_SUPP_CHAN = 11,
1701 /* 802.11i */
1702 WLAN_REASON_INVALID_IE = 13,
1703 WLAN_REASON_MIC_FAILURE = 14,
1704 WLAN_REASON_4WAY_HANDSHAKE_TIMEOUT = 15,
1705 WLAN_REASON_GROUP_KEY_HANDSHAKE_TIMEOUT = 16,
1706 WLAN_REASON_IE_DIFFERENT = 17,
1707 WLAN_REASON_INVALID_GROUP_CIPHER = 18,
1708 WLAN_REASON_INVALID_PAIRWISE_CIPHER = 19,
1709 WLAN_REASON_INVALID_AKMP = 20,
1710 WLAN_REASON_UNSUPP_RSN_VERSION = 21,
1711 WLAN_REASON_INVALID_RSN_IE_CAP = 22,
1712 WLAN_REASON_IEEE8021X_FAILED = 23,
1713 WLAN_REASON_CIPHER_SUITE_REJECTED = 24,
c887f0d3
AN		 1714 /* TDLS (802.11z) */
1715 WLAN_REASON_TDLS_TEARDOWN_UNREACHABLE = 25,
1716 WLAN_REASON_TDLS_TEARDOWN_UNSPECIFIED = 26,
6b4e3241
RR		 1717 /* 802.11e */
1718 WLAN_REASON_DISASSOC_UNSPECIFIED_QOS = 32,
1719 WLAN_REASON_DISASSOC_QAP_NO_BANDWIDTH = 33,
1720 WLAN_REASON_DISASSOC_LOW_ACK = 34,
1721 WLAN_REASON_DISASSOC_QAP_EXCEED_TXOP = 35,
1722 WLAN_REASON_QSTA_LEAVE_QBSS = 36,
1723 WLAN_REASON_QSTA_NOT_USE = 37,
1724 WLAN_REASON_QSTA_REQUIRE_SETUP = 38,
1725 WLAN_REASON_QSTA_TIMEOUT = 39,
1726 WLAN_REASON_QSTA_CIPHER_NOT_SUPP = 45,
cfdfa4d3
S		 1727 /* 802.11s */
1728 WLAN_REASON_MESH_PEER_CANCELED = 52,
1729 WLAN_REASON_MESH_MAX_PEERS = 53,
1730 WLAN_REASON_MESH_CONFIG = 54,
1731 WLAN_REASON_MESH_CLOSE = 55,
1732 WLAN_REASON_MESH_MAX_RETRIES = 56,
1733 WLAN_REASON_MESH_CONFIRM_TIMEOUT = 57,
1734 WLAN_REASON_MESH_INVALID_GTK = 58,
1735 WLAN_REASON_MESH_INCONSISTENT_PARAM = 59,
1736 WLAN_REASON_MESH_INVALID_SECURITY = 60,
1737 WLAN_REASON_MESH_PATH_ERROR = 61,
1738 WLAN_REASON_MESH_PATH_NOFORWARD = 62,
1739 WLAN_REASON_MESH_PATH_DEST_UNREACHABLE = 63,
1740 WLAN_REASON_MAC_EXISTS_IN_MBSS = 64,
1741 WLAN_REASON_MESH_CHAN_REGULATORY = 65,
1742 WLAN_REASON_MESH_CHAN = 66,
a9de8ce0
JB		 1743};
1744
1745
1746/* Information Element IDs */
1747enum ieee80211_eid {
1748 WLAN_EID_SSID = 0,
1749 WLAN_EID_SUPP_RATES = 1,
8c78e380 1750 WLAN_EID_FH_PARAMS = 2, /* reserved now */
a9de8ce0
JB		 1751 WLAN_EID_DS_PARAMS = 3,
1752 WLAN_EID_CF_PARAMS = 4,
1753 WLAN_EID_TIM = 5,
1754 WLAN_EID_IBSS_PARAMS = 6,
a9de8ce0 1755 WLAN_EID_COUNTRY = 7,
0edd5fae 1756 /* 8, 9 reserved */
a9de8ce0 1757 WLAN_EID_REQUEST = 10,
6b4e3241
RR		 1758 WLAN_EID_QBSS_LOAD = 11,
1759 WLAN_EID_EDCA_PARAM_SET = 12,
1760 WLAN_EID_TSPEC = 13,
1761 WLAN_EID_TCLAS = 14,
1762 WLAN_EID_SCHEDULE = 15,
8c78e380
JB		 1763 WLAN_EID_CHALLENGE = 16,
1764 /* 17-31 reserved for challenge text extension */
a9de8ce0
JB		 1765 WLAN_EID_PWR_CONSTRAINT = 32,
1766 WLAN_EID_PWR_CAPABILITY = 33,
1767 WLAN_EID_TPC_REQUEST = 34,
1768 WLAN_EID_TPC_REPORT = 35,
1769 WLAN_EID_SUPPORTED_CHANNELS = 36,
1770 WLAN_EID_CHANNEL_SWITCH = 37,
1771 WLAN_EID_MEASURE_REQUEST = 38,
1772 WLAN_EID_MEASURE_REPORT = 39,
1773 WLAN_EID_QUIET = 40,
1774 WLAN_EID_IBSS_DFS = 41,
a9de8ce0 1775 WLAN_EID_ERP_INFO = 42,
8c78e380
JB		 1776 WLAN_EID_TS_DELAY = 43,
1777 WLAN_EID_TCLAS_PROCESSING = 44,
6b4e3241 1778 WLAN_EID_HT_CAPABILITY = 45,
8c78e380
JB		 1779 WLAN_EID_QOS_CAPA = 46,
1780 /* 47 reserved for Broadcom */
a9de8ce0 1781 WLAN_EID_RSN = 48,
8c78e380
JB		 1782 WLAN_EID_802_15_COEX = 49,
1783 WLAN_EID_EXT_SUPP_RATES = 50,
8e664fb3
JB		 1784 WLAN_EID_AP_CHAN_REPORT = 51,
1785 WLAN_EID_NEIGHBOR_REPORT = 52,
1786 WLAN_EID_RCPI = 53,
8c78e380
JB		 1787 WLAN_EID_MOBILITY_DOMAIN = 54,
1788 WLAN_EID_FAST_BSS_TRANSITION = 55,
1789 WLAN_EID_TIMEOUT_INTERVAL = 56,
1790 WLAN_EID_RIC_DATA = 57,
1791 WLAN_EID_DSE_REGISTERED_LOCATION = 58,
1792 WLAN_EID_SUPPORTED_REGULATORY_CLASSES = 59,
1793 WLAN_EID_EXT_CHANSWITCH_ANN = 60,
1794 WLAN_EID_HT_OPERATION = 61,
1795 WLAN_EID_SECONDARY_CHANNEL_OFFSET = 62,
8e664fb3
JB		 1796 WLAN_EID_BSS_AVG_ACCESS_DELAY = 63,
1797 WLAN_EID_ANTENNA_INFO = 64,
1798 WLAN_EID_RSNI = 65,
1799 WLAN_EID_MEASUREMENT_PILOT_TX_INFO = 66,
1800 WLAN_EID_BSS_AVAILABLE_CAPACITY = 67,
1801 WLAN_EID_BSS_AC_ACCESS_DELAY = 68,
8c78e380 1802 WLAN_EID_TIME_ADVERTISEMENT = 69,
8e664fb3
JB		 1803 WLAN_EID_RRM_ENABLED_CAPABILITIES = 70,
1804 WLAN_EID_MULTIPLE_BSSID = 71,
b7e8941b 1805 WLAN_EID_BSS_COEX_2040 = 72,
494b6590 1806 WLAN_EID_BSS_INTOLERANT_CHL_REPORT = 73,
b7e8941b 1807 WLAN_EID_OVERLAP_BSS_SCAN_PARAM = 74,
8e664fb3 1808 WLAN_EID_RIC_DESCRIPTOR = 75,
8c78e380
JB		 1809 WLAN_EID_MMIE = 76,
1810 WLAN_EID_ASSOC_COMEBACK_TIME = 77,
1811 WLAN_EID_EVENT_REQUEST = 78,
1812 WLAN_EID_EVENT_REPORT = 79,
1813 WLAN_EID_DIAGNOSTIC_REQUEST = 80,
1814 WLAN_EID_DIAGNOSTIC_REPORT = 81,
1815 WLAN_EID_LOCATION_PARAMS = 82,
b188148c 1816 WLAN_EID_NON_TX_BSSID_CAP = 83,
8c78e380
JB		 1817 WLAN_EID_SSID_LIST = 84,
1818 WLAN_EID_MULTI_BSSID_IDX = 85,
1819 WLAN_EID_FMS_DESCRIPTOR = 86,
1820 WLAN_EID_FMS_REQUEST = 87,
1821 WLAN_EID_FMS_RESPONSE = 88,
1822 WLAN_EID_QOS_TRAFFIC_CAPA = 89,
1823 WLAN_EID_BSS_MAX_IDLE_PERIOD = 90,
1824 WLAN_EID_TSF_REQUEST = 91,
1825 WLAN_EID_TSF_RESPOSNE = 92,
1826 WLAN_EID_WNM_SLEEP_MODE = 93,
1827 WLAN_EID_TIM_BCAST_REQ = 94,
1828 WLAN_EID_TIM_BCAST_RESP = 95,
1829 WLAN_EID_COLL_IF_REPORT = 96,
1830 WLAN_EID_CHANNEL_USAGE = 97,
1831 WLAN_EID_TIME_ZONE = 98,
1832 WLAN_EID_DMS_REQUEST = 99,
1833 WLAN_EID_DMS_RESPONSE = 100,
1834 WLAN_EID_LINK_ID = 101,
1835 WLAN_EID_WAKEUP_SCHEDUL = 102,
1836 /* 103 reserved */
1837 WLAN_EID_CHAN_SWITCH_TIMING = 104,
1838 WLAN_EID_PTI_CONTROL = 105,
1839 WLAN_EID_PU_BUFFER_STATUS = 106,
1840 WLAN_EID_INTERWORKING = 107,
1841 WLAN_EID_ADVERTISEMENT_PROTOCOL = 108,
1842 WLAN_EID_EXPEDITED_BW_REQ = 109,
1843 WLAN_EID_QOS_MAP_SET = 110,
1844 WLAN_EID_ROAMING_CONSORTIUM = 111,
1845 WLAN_EID_EMERGENCY_ALERT = 112,
1846 WLAN_EID_MESH_CONFIG = 113,
1847 WLAN_EID_MESH_ID = 114,
1848 WLAN_EID_LINK_METRIC_REPORT = 115,
1849 WLAN_EID_CONGESTION_NOTIFICATION = 116,
1850 WLAN_EID_PEER_MGMT = 117,
1851 WLAN_EID_CHAN_SWITCH_PARAM = 118,
1852 WLAN_EID_MESH_AWAKE_WINDOW = 119,
1853 WLAN_EID_BEACON_TIMING = 120,
1854 WLAN_EID_MCCAOP_SETUP_REQ = 121,
1855 WLAN_EID_MCCAOP_SETUP_RESP = 122,
1856 WLAN_EID_MCCAOP_ADVERT = 123,
1857 WLAN_EID_MCCAOP_TEARDOWN = 124,
1858 WLAN_EID_GANN = 125,
1859 WLAN_EID_RANN = 126,
1860 WLAN_EID_EXT_CAPABILITY = 127,
1861 /* 128, 129 reserved for Agere */
1862 WLAN_EID_PREQ = 130,
1863 WLAN_EID_PREP = 131,
1864 WLAN_EID_PERR = 132,
1865 /* 133-136 reserved for Cisco */
1866 WLAN_EID_PXU = 137,
1867 WLAN_EID_PXUC = 138,
1868 WLAN_EID_AUTH_MESH_PEER_EXCH = 139,
1869 WLAN_EID_MIC = 140,
1870 WLAN_EID_DESTINATION_URI = 141,
1871 WLAN_EID_UAPSD_COEX = 142,
b188148c
VK		 1872 WLAN_EID_WAKEUP_SCHEDULE = 143,
1873 WLAN_EID_EXT_SCHEDULE = 144,
1874 WLAN_EID_STA_AVAILABILITY = 145,
1875 WLAN_EID_DMG_TSPEC = 146,
1876 WLAN_EID_DMG_AT = 147,
1877 WLAN_EID_DMG_CAP = 148,
c8d65917
SG		 1878 /* 149 reserved for Cisco */
1879 WLAN_EID_CISCO_VENDOR_SPECIFIC = 150,
b188148c
VK		 1880 WLAN_EID_DMG_OPERATION = 151,
1881 WLAN_EID_DMG_BSS_PARAM_CHANGE = 152,
1882 WLAN_EID_DMG_BEAM_REFINEMENT = 153,
1883 WLAN_EID_CHANNEL_MEASURE_FEEDBACK = 154,
8c78e380 1884 /* 155-156 reserved for Cisco */
b188148c
VK		 1885 WLAN_EID_AWAKE_WINDOW = 157,
1886 WLAN_EID_MULTI_BAND = 158,
1887 WLAN_EID_ADDBA_EXT = 159,
1888 WLAN_EID_NEXT_PCP_LIST = 160,
1889 WLAN_EID_PCP_HANDOVER = 161,
1890 WLAN_EID_DMG_LINK_MARGIN = 162,
1891 WLAN_EID_SWITCHING_STREAM = 163,
1892 WLAN_EID_SESSION_TRANSITION = 164,
1893 WLAN_EID_DYN_TONE_PAIRING_REPORT = 165,
1894 WLAN_EID_CLUSTER_REPORT = 166,
1895 WLAN_EID_RELAY_CAP = 167,
1896 WLAN_EID_RELAY_XFER_PARAM_SET = 168,
1897 WLAN_EID_BEAM_LINK_MAINT = 169,
1898 WLAN_EID_MULTIPLE_MAC_ADDR = 170,
1899 WLAN_EID_U_PID = 171,
1900 WLAN_EID_DMG_LINK_ADAPT_ACK = 172,
8c78e380
JB		 1901 /* 173 reserved for Symbol */
1902 WLAN_EID_MCCAOP_ADV_OVERVIEW = 174,
b188148c 1903 WLAN_EID_QUIET_PERIOD_REQ = 175,
8c78e380 1904 /* 176 reserved for Symbol */
b188148c 1905 WLAN_EID_QUIET_PERIOD_RESP = 177,
8c78e380
JB		 1906 /* 178-179 reserved for Symbol */
1907 /* 180 reserved for ISO/IEC 20011 */
b188148c
VK		 1908 WLAN_EID_EPAC_POLICY = 182,
1909 WLAN_EID_CLISTER_TIME_OFF = 183,
8c78e380
JB		 1910 WLAN_EID_INTER_AC_PRIO = 184,
1911 WLAN_EID_SCS_DESCRIPTOR = 185,
1912 WLAN_EID_QLOAD_REPORT = 186,
1913 WLAN_EID_HCCA_TXOP_UPDATE_COUNT = 187,
1914 WLAN_EID_HL_STREAM_ID = 188,
1915 WLAN_EID_GCR_GROUP_ADDR = 189,
b188148c 1916 WLAN_EID_ANTENNA_SECTOR_ID_PATTERN = 190,
8c78e380
JB		 1917 WLAN_EID_VHT_CAPABILITY = 191,
1918 WLAN_EID_VHT_OPERATION = 192,
1919 WLAN_EID_EXTENDED_BSS_LOAD = 193,
1920 WLAN_EID_WIDE_BW_CHANNEL_SWITCH = 194,
1921 WLAN_EID_VHT_TX_POWER_ENVELOPE = 195,
1922 WLAN_EID_CHANNEL_SWITCH_WRAPPER = 196,
1923 WLAN_EID_AID = 197,
1924 WLAN_EID_QUIET_CHANNEL = 198,
1925 WLAN_EID_OPMODE_NOTIF = 199,
1926
1927 WLAN_EID_VENDOR_SPECIFIC = 221,
1928 WLAN_EID_QOS_PARAMETER = 222,
a9de8ce0
JB		 1929};
1930
6b4e3241
RR		 1931/* Action category code */
1932enum ieee80211_category {
1933 WLAN_CATEGORY_SPECTRUM_MGMT = 0,
1934 WLAN_CATEGORY_QOS = 1,
1935 WLAN_CATEGORY_DLS = 2,
1936 WLAN_CATEGORY_BACK = 3,
fb733336 1937 WLAN_CATEGORY_PUBLIC = 4,
170fd0b1 1938 WLAN_CATEGORY_RADIO_MEASUREMENT = 5,
528769cf 1939 WLAN_CATEGORY_HT = 7,
fea14732 1940 WLAN_CATEGORY_SA_QUERY = 8,
528769cf 1941 WLAN_CATEGORY_PROTECTED_DUAL_OF_ACTION = 9,
af614261
JB		 1942 WLAN_CATEGORY_WNM = 10,
1943 WLAN_CATEGORY_WNM_UNPROTECTED = 11,
dfe018bf 1944 WLAN_CATEGORY_TDLS = 12,
cfdfa4d3
S		 1945 WLAN_CATEGORY_MESH_ACTION = 13,
1946 WLAN_CATEGORY_MULTIHOP_ACTION = 14,
1947 WLAN_CATEGORY_SELF_PROTECTED = 15,
b188148c 1948 WLAN_CATEGORY_DMG = 16,
6b4e3241 1949 WLAN_CATEGORY_WMM = 17,
b188148c
VK		 1950 WLAN_CATEGORY_FST = 18,
1951 WLAN_CATEGORY_UNPROT_DMG = 20,
7bf9b9a0 1952 WLAN_CATEGORY_VHT = 21,
528769cf
JM		 1953 WLAN_CATEGORY_VENDOR_SPECIFIC_PROTECTED = 126,
1954 WLAN_CATEGORY_VENDOR_SPECIFIC = 127,
6b4e3241
RR		 1955};
1956
f2df3859
AK		 1957/* SPECTRUM_MGMT action code */
1958enum ieee80211_spectrum_mgmt_actioncode {
1959 WLAN_ACTION_SPCT_MSR_REQ = 0,
1960 WLAN_ACTION_SPCT_MSR_RPRT = 1,
1961 WLAN_ACTION_SPCT_TPC_REQ = 2,
1962 WLAN_ACTION_SPCT_TPC_RPRT = 3,
1963 WLAN_ACTION_SPCT_CHL_SWITCH = 4,
1964};
1965
0f78231b
JB		 1966/* HT action codes */
1967enum ieee80211_ht_actioncode {
1968 WLAN_HT_ACTION_NOTIFY_CHANWIDTH = 0,
1969 WLAN_HT_ACTION_SMPS = 1,
1970 WLAN_HT_ACTION_PSMP = 2,
1971 WLAN_HT_ACTION_PCO_PHASE = 3,
1972 WLAN_HT_ACTION_CSI = 4,
1973 WLAN_HT_ACTION_NONCOMPRESSED_BF = 5,
1974 WLAN_HT_ACTION_COMPRESSED_BF = 6,
1975 WLAN_HT_ACTION_ASEL_IDX_FEEDBACK = 7,
1976};
1977
7bf9b9a0
JB		 1978/* VHT action codes */
1979enum ieee80211_vht_actioncode {
1980 WLAN_VHT_ACTION_COMPRESSED_BF = 0,
1981 WLAN_VHT_ACTION_GROUPID_MGMT = 1,
1982 WLAN_VHT_ACTION_OPMODE_NOTIF = 2,
1983};
1984
6709a6d9
TP		 1985/* Self Protected Action codes */
1986enum ieee80211_self_protected_actioncode {
1987 WLAN_SP_RESERVED = 0,
1988 WLAN_SP_MESH_PEERING_OPEN = 1,
1989 WLAN_SP_MESH_PEERING_CONFIRM = 2,
1990 WLAN_SP_MESH_PEERING_CLOSE = 3,
1991 WLAN_SP_MGK_INFORM = 4,
1992 WLAN_SP_MGK_ACK = 5,
1993};
1994
36c704fd
TP		 1995/* Mesh action codes */
1996enum ieee80211_mesh_actioncode {
1997 WLAN_MESH_ACTION_LINK_METRIC_REPORT,
1998 WLAN_MESH_ACTION_HWMP_PATH_SELECTION,
1999 WLAN_MESH_ACTION_GATE_ANNOUNCEMENT,
2000 WLAN_MESH_ACTION_CONGESTION_CONTROL_NOTIFICATION,
2001 WLAN_MESH_ACTION_MCCA_SETUP_REQUEST,
2002 WLAN_MESH_ACTION_MCCA_SETUP_REPLY,
2003 WLAN_MESH_ACTION_MCCA_ADVERTISEMENT_REQUEST,
2004 WLAN_MESH_ACTION_MCCA_ADVERTISEMENT,
2005 WLAN_MESH_ACTION_MCCA_TEARDOWN,
2006 WLAN_MESH_ACTION_TBTT_ADJUSTMENT_REQUEST,
2007 WLAN_MESH_ACTION_TBTT_ADJUSTMENT_RESPONSE,
2008};
2009
e31a16d6
ZY		 2010/* Security key length */
2011enum ieee80211_key_len {
2012 WLAN_KEY_LEN_WEP40 = 5,
2013 WLAN_KEY_LEN_WEP104 = 13,
2014 WLAN_KEY_LEN_CCMP = 16,
cfcf1682 2015 WLAN_KEY_LEN_CCMP_256 = 32,
e31a16d6 2016 WLAN_KEY_LEN_TKIP = 32,
8fc0fee0 2017 WLAN_KEY_LEN_AES_CMAC = 16,
28cb1749 2018 WLAN_KEY_LEN_SMS4 = 32,
cfcf1682
JM		 2019 WLAN_KEY_LEN_GCMP = 16,
2020 WLAN_KEY_LEN_GCMP_256 = 32,
2021 WLAN_KEY_LEN_BIP_CMAC_256 = 32,
2022 WLAN_KEY_LEN_BIP_GMAC_128 = 16,
2023 WLAN_KEY_LEN_BIP_GMAC_256 = 32,
e31a16d6
ZY		 2024};
2025
4325f6ca
JB		 2026#define IEEE80211_WEP_IV_LEN 4
2027#define IEEE80211_WEP_ICV_LEN 4
2028#define IEEE80211_CCMP_HDR_LEN 8
2029#define IEEE80211_CCMP_MIC_LEN 8
2030#define IEEE80211_CCMP_PN_LEN 6
cfcf1682
JM		 2031#define IEEE80211_CCMP_256_HDR_LEN 8
2032#define IEEE80211_CCMP_256_MIC_LEN 16
2033#define IEEE80211_CCMP_256_PN_LEN 6
4325f6ca
JB		 2034#define IEEE80211_TKIP_IV_LEN 8
2035#define IEEE80211_TKIP_ICV_LEN 4
2036#define IEEE80211_CMAC_PN_LEN 6
cfcf1682
JM		 2037#define IEEE80211_GMAC_PN_LEN 6
2038#define IEEE80211_GCMP_HDR_LEN 8
2039#define IEEE80211_GCMP_MIC_LEN 16
2040#define IEEE80211_GCMP_PN_LEN 6
4325f6ca 2041
dfe018bf
AN		 2042/* Public action codes */
2043enum ieee80211_pub_actioncode {
1b3a2e49 2044 WLAN_PUB_ACTION_EXT_CHANSW_ANN = 4,
dfe018bf
AN		 2045 WLAN_PUB_ACTION_TDLS_DISCOVER_RES = 14,
2046};
2047
2048/* TDLS action codes */
2049enum ieee80211_tdls_actioncode {
2050 WLAN_TDLS_SETUP_REQUEST = 0,
2051 WLAN_TDLS_SETUP_RESPONSE = 1,
2052 WLAN_TDLS_SETUP_CONFIRM = 2,
2053 WLAN_TDLS_TEARDOWN = 3,
2054 WLAN_TDLS_PEER_TRAFFIC_INDICATION = 4,
2055 WLAN_TDLS_CHANNEL_SWITCH_REQUEST = 5,
2056 WLAN_TDLS_CHANNEL_SWITCH_RESPONSE = 6,
2057 WLAN_TDLS_PEER_PSM_REQUEST = 7,
2058 WLAN_TDLS_PEER_PSM_RESPONSE = 8,
2059 WLAN_TDLS_PEER_TRAFFIC_RESPONSE = 9,
2060 WLAN_TDLS_DISCOVERY_REQUEST = 10,
2061};
2062
e9a21949
LC		 2063/* Extended Channel Switching capability to be set in the 1st byte of
2064 * the @WLAN_EID_EXT_CAPABILITY information element
2065 */
2066#define WLAN_EXT_CAPA1_EXT_CHANNEL_SWITCHING BIT(2)
2067
78632a17
AN		 2068/* TDLS capabilities in the the 4th byte of @WLAN_EID_EXT_CAPABILITY */
2069#define WLAN_EXT_CAPA4_TDLS_BUFFER_STA BIT(4)
2070#define WLAN_EXT_CAPA4_TDLS_PEER_PSM BIT(5)
2071#define WLAN_EXT_CAPA4_TDLS_CHAN_SWITCH BIT(6)
2072
dcb7a6ce
AP		 2073/* Interworking capabilities are set in 7th bit of 4th byte of the
2074 * @WLAN_EID_EXT_CAPABILITY information element
2075 */
2076#define WLAN_EXT_CAPA4_INTERWORKING_ENABLED BIT(7)
2077
dfe018bf
AN		 2078/*
2079 * TDLS capabililites to be enabled in the 5th byte of the
2080 * @WLAN_EID_EXT_CAPABILITY information element
2081 */
2082#define WLAN_EXT_CAPA5_TDLS_ENABLED BIT(5)
2083#define WLAN_EXT_CAPA5_TDLS_PROHIBITED BIT(6)
78632a17 2084#define WLAN_EXT_CAPA5_TDLS_CH_SW_PROHIBITED BIT(7)
dfe018bf 2085
8f9c98df 2086#define WLAN_EXT_CAPA8_TDLS_WIDE_BW_ENABLED BIT(5)
c6f9d6c3
JB		 2087#define WLAN_EXT_CAPA8_OPMODE_NOTIF BIT(6)
2088
dfe018bf
AN		 2089/* TDLS specific payload type in the LLC/SNAP header */
2090#define WLAN_TDLS_SNAP_RFTYPE 0x2
2091
2cedd879
AN		 2092/* BSS Coex IE information field bits */
2093#define WLAN_BSS_COEX_INFORMATION_REQUEST BIT(0)
2094
dbf498fb
JC		 2095/**
2096 * enum - mesh synchronization method identifier
2097 *
2098 * @IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET: the default synchronization method
2099 * @IEEE80211_SYNC_METHOD_VENDOR: a vendor specific synchronization method
a4f606ea 2100 * that will be specified in a vendor specific information element
dbf498fb
JC		 2101 */
2102enum {
2103 IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET = 1,
2104 IEEE80211_SYNC_METHOD_VENDOR = 255,
2105};
2106
c80d545d
JC		 2107/**
2108 * enum - mesh path selection protocol identifier
2109 *
2110 * @IEEE80211_PATH_PROTOCOL_HWMP: the default path selection protocol
2111 * @IEEE80211_PATH_PROTOCOL_VENDOR: a vendor specific protocol that will
a4f606ea 2112 * be specified in a vendor specific information element
c80d545d
JC		 2113 */
2114enum {
dcca1cfc 2115 IEEE80211_PATH_PROTOCOL_HWMP = 1,
c80d545d
JC		 2116 IEEE80211_PATH_PROTOCOL_VENDOR = 255,
2117};
2118
2119/**
2120 * enum - mesh path selection metric identifier
2121 *
2122 * @IEEE80211_PATH_METRIC_AIRTIME: the default path selection metric
2123 * @IEEE80211_PATH_METRIC_VENDOR: a vendor specific metric that will be
a4f606ea 2124 * specified in a vendor specific information element
c80d545d
JC		 2125 */
2126enum {
dcca1cfc 2127 IEEE80211_PATH_METRIC_AIRTIME = 1,
c80d545d
JC		 2128 IEEE80211_PATH_METRIC_VENDOR = 255,
2129};
2130
a69cc44f
CYY		 2131/**
2132 * enum ieee80211_root_mode_identifier - root mesh STA mode identifier
2133 *
2134 * These attribute are used by dot11MeshHWMPRootMode to set root mesh STA mode
2135 *
2136 * @IEEE80211_ROOTMODE_NO_ROOT: the mesh STA is not a root mesh STA (default)
2137 * @IEEE80211_ROOTMODE_ROOT: the mesh STA is a root mesh STA if greater than
2138 * this value
2139 * @IEEE80211_PROACTIVE_PREQ_NO_PREP: the mesh STA is a root mesh STA supports
2140 * the proactive PREQ with proactive PREP subfield set to 0
2141 * @IEEE80211_PROACTIVE_PREQ_WITH_PREP: the mesh STA is a root mesh STA
2142 * supports the proactive PREQ with proactive PREP subfield set to 1
2143 * @IEEE80211_PROACTIVE_RANN: the mesh STA is a root mesh STA supports
2144 * the proactive RANN
2145 */
2146enum ieee80211_root_mode_identifier {
2147 IEEE80211_ROOTMODE_NO_ROOT = 0,
2148 IEEE80211_ROOTMODE_ROOT = 1,
2149 IEEE80211_PROACTIVE_PREQ_NO_PREP = 2,
2150 IEEE80211_PROACTIVE_PREQ_WITH_PREP = 3,
2151 IEEE80211_PROACTIVE_RANN = 4,
2152};
c80d545d 2153
3f2355cb
LR		 2154/*
2155 * IEEE 802.11-2007 7.3.2.9 Country information element
2156 *
2157 * Minimum length is 8 octets, ie len must be evenly
2158 * divisible by 2
2159 */
2160
2161/* Although the spec says 8 I'm seeing 6 in practice */
2162#define IEEE80211_COUNTRY_IE_MIN_LEN 6
2163
80751e2b
BZ		 2164/* The Country String field of the element shall be 3 octets in length */
2165#define IEEE80211_COUNTRY_STRING_LEN 3
2166
3f2355cb
LR		 2167/*
2168 * For regulatory extension stuff see IEEE 802.11-2007
2169 * Annex I (page 1141) and Annex J (page 1147). Also
2170 * review 7.3.2.9.
2171 *
2172 * When dot11RegulatoryClassesRequired is true and the
2173 * first_channel/reg_extension_id is >= 201 then the IE
2174 * compromises of the 'ext' struct represented below:
2175 *
2176 * - Regulatory extension ID - when generating IE this just needs
2177 * to be monotonically increasing for each triplet passed in
2178 * the IE
2179 * - Regulatory class - index into set of rules
2180 * - Coverage class - index into air propagation time (Table 7-27),
2181 * in microseconds, you can compute the air propagation time from
2182 * the index by multiplying by 3, so index 10 yields a propagation
2183 * of 10 us. Valid values are 0-31, values 32-255 are not defined
2184 * yet. A value of 0 inicates air propagation of <= 1 us.
2185 *
2186 * See also Table I.2 for Emission limit sets and table
2187 * I.3 for Behavior limit sets. Table J.1 indicates how to map
2188 * a reg_class to an emission limit set and behavior limit set.
2189 */
2190#define IEEE80211_COUNTRY_EXTENSION_ID 201
2191
2192/*
2193 * Channels numbers in the IE must be monotonically increasing
2194 * if dot11RegulatoryClassesRequired is not true.
2195 *
2196 * If dot11RegulatoryClassesRequired is true consecutive
2197 * subband triplets following a regulatory triplet shall
2198 * have monotonically increasing first_channel number fields.
2199 *
2200 * Channel numbers shall not overlap.
2201 *
2202 * Note that max_power is signed.
2203 */
2204struct ieee80211_country_ie_triplet {
2205 union {
2206 struct {
2207 u8 first_channel;
2208 u8 num_channels;
2209 s8 max_power;
598a5938 2210 } __packed chans;
3f2355cb
LR		 2211 struct {
2212 u8 reg_extension_id;
2213 u8 reg_class;
2214 u8 coverage_class;
598a5938 2215 } __packed ext;
3f2355cb 2216 };
598a5938 2217} __packed;
3f2355cb 2218
f797eb7e
JM		 2219enum ieee80211_timeout_interval_type {
2220 WLAN_TIMEOUT_REASSOC_DEADLINE = 1 /* 802.11r */,
2221 WLAN_TIMEOUT_KEY_LIFETIME = 2 /* 802.11r */,
2222 WLAN_TIMEOUT_ASSOC_COMEBACK = 3 /* 802.11w */,
2223};
2224
79ba1d89
JB		 2225/**
2226 * struct ieee80211_timeout_interval_ie - Timeout Interval element
2227 * @type: type, see &enum ieee80211_timeout_interval_type
2228 * @value: timeout interval value
2229 */
2230struct ieee80211_timeout_interval_ie {
2231 u8 type;
2232 __le32 value;
2233} __packed;
2234
6b4e3241
RR		 2235/* BACK action code */
2236enum ieee80211_back_actioncode {
2237 WLAN_ACTION_ADDBA_REQ = 0,
2238 WLAN_ACTION_ADDBA_RESP = 1,
2239 WLAN_ACTION_DELBA = 2,
2240};
2241
07db2183
RR		 2242/* BACK (block-ack) parties */
2243enum ieee80211_back_parties {
2244 WLAN_BACK_RECIPIENT = 0,
2245 WLAN_BACK_INITIATOR = 1,
07db2183
RR		 2246};
2247
fea14732
JM		 2248/* SA Query action */
2249enum ieee80211_sa_query_action {
2250 WLAN_ACTION_SA_QUERY_REQUEST = 0,
2251 WLAN_ACTION_SA_QUERY_RESPONSE = 1,
2252};
2253
2254
a9de8ce0
JB		 2255/* cipher suite selectors */
2256#define WLAN_CIPHER_SUITE_USE_GROUP 0x000FAC00
2257#define WLAN_CIPHER_SUITE_WEP40 0x000FAC01
2258#define WLAN_CIPHER_SUITE_TKIP 0x000FAC02
2259/* reserved: 0x000FAC03 */
2260#define WLAN_CIPHER_SUITE_CCMP 0x000FAC04
2261#define WLAN_CIPHER_SUITE_WEP104 0x000FAC05
3cfcf6ac 2262#define WLAN_CIPHER_SUITE_AES_CMAC 0x000FAC06
b188148c 2263#define WLAN_CIPHER_SUITE_GCMP 0x000FAC08
cfcf1682
JM		 2264#define WLAN_CIPHER_SUITE_GCMP_256 0x000FAC09
2265#define WLAN_CIPHER_SUITE_CCMP_256 0x000FAC0A
2266#define WLAN_CIPHER_SUITE_BIP_GMAC_128 0x000FAC0B
2267#define WLAN_CIPHER_SUITE_BIP_GMAC_256 0x000FAC0C
2268#define WLAN_CIPHER_SUITE_BIP_CMAC_256 0x000FAC0D
a9de8ce0 2269
c2e889a7
JM		 2270#define WLAN_CIPHER_SUITE_SMS4 0x00147201
2271
6a669e65
JB		 2272/* AKM suite selectors */
2273#define WLAN_AKM_SUITE_8021X 0x000FAC01
2274#define WLAN_AKM_SUITE_PSK 0x000FAC02
d437c86b
BZ		 2275#define WLAN_AKM_SUITE_8021X_SHA256 0x000FAC05
2276#define WLAN_AKM_SUITE_PSK_SHA256 0x000FAC06
2277#define WLAN_AKM_SUITE_TDLS 0x000FAC07
2278#define WLAN_AKM_SUITE_SAE 0x000FAC08
cfdfa4d3 2279#define WLAN_AKM_SUITE_FT_OVER_SAE 0x000FAC09
6a669e65 2280
a9de8ce0
JB		 2281#define WLAN_MAX_KEY_LEN 32
2282
67fbb16b
SO		 2283#define WLAN_PMKID_LEN 16
2284
0c28ec58
EP		 2285#define WLAN_OUI_WFA 0x506f9a
2286#define WLAN_OUI_TYPE_WFA_P2P 9
535588e6
AP		 2287#define WLAN_OUI_MICROSOFT 0x0050f2
2288#define WLAN_OUI_TYPE_MICROSOFT_WPA 1
c2ebea20
AP		 2289#define WLAN_OUI_TYPE_MICROSOFT_WMM 2
2290#define WLAN_OUI_TYPE_MICROSOFT_WPS 4
0c28ec58 2291
856799d5
KV		 2292/*
2293 * WMM/802.11e Tspec Element
2294 */
2295#define IEEE80211_WMM_IE_TSPEC_TID_MASK 0x0F
2296#define IEEE80211_WMM_IE_TSPEC_TID_SHIFT 1
2297
2298enum ieee80211_tspec_status_code {
2299 IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED = 0,
2300 IEEE80211_TSPEC_STATUS_ADDTS_INVAL_PARAMS = 0x1,
2301};
2302
2303struct ieee80211_tspec_ie {
2304 u8 element_id;
2305 u8 len;
2306 u8 oui[3];
2307 u8 oui_type;
2308 u8 oui_subtype;
2309 u8 version;
2310 __le16 tsinfo;
2311 u8 tsinfo_resvd;
2312 __le16 nominal_msdu;
2313 __le16 max_msdu;
2314 __le32 min_service_int;
2315 __le32 max_service_int;
2316 __le32 inactivity_int;
2317 __le32 suspension_int;
2318 __le32 service_start_time;
2319 __le32 min_data_rate;
2320 __le32 mean_data_rate;
2321 __le32 peak_data_rate;
2322 __le32 max_burst_size;
2323 __le32 delay_bound;
2324 __le32 min_phy_rate;
2325 __le16 sba;
2326 __le16 medium_time;
2327} __packed;
2328
fd7c8a40
HH		 2329/**
2330 * ieee80211_get_qos_ctl - get pointer to qos control bytes
2331 * @hdr: the frame
2332 *
2333 * The qos ctrl bytes come after the frame_control, duration, seq_num
2334 * and 3 or 4 addresses of length ETH_ALEN.
2335 * 3 addr: 2 + 2 + 2 + 3*6 = 24
2336 * 4 addr: 2 + 2 + 2 + 4*6 = 30
2337 */
2338static inline u8 *ieee80211_get_qos_ctl(struct ieee80211_hdr *hdr)
2339{
2340 if (ieee80211_has_a4(hdr->frame_control))
2341 return (u8 *)hdr + 30;
2342 else
2343 return (u8 *)hdr + 24;
2344}
2345
f97df02e
JB		 2346/**
2347 * ieee80211_get_SA - get pointer to SA
fd7c8a40 2348 * @hdr: the frame
f97df02e
JB		 2349 *
2350 * Given an 802.11 frame, this function returns the offset
2351 * to the source address (SA). It does not verify that the
2352 * header is long enough to contain the address, and the
2353 * header must be long enough to contain the frame control
2354 * field.
f97df02e
JB		 2355 */
2356static inline u8 *ieee80211_get_SA(struct ieee80211_hdr *hdr)
2357{
fd7c8a40 2358 if (ieee80211_has_a4(hdr->frame_control))
5a433b3a 2359 return hdr->addr4;
fd7c8a40
HH		 2360 if (ieee80211_has_fromds(hdr->frame_control))
2361 return hdr->addr3;
2362 return hdr->addr2;
f97df02e
JB		 2363}
2364
2365/**
2366 * ieee80211_get_DA - get pointer to DA
fd7c8a40 2367 * @hdr: the frame
f97df02e
JB		 2368 *
2369 * Given an 802.11 frame, this function returns the offset
2370 * to the destination address (DA). It does not verify that
2371 * the header is long enough to contain the address, and the
2372 * header must be long enough to contain the frame control
2373 * field.
f97df02e
JB		 2374 */
2375static inline u8 *ieee80211_get_DA(struct ieee80211_hdr *hdr)
2376{
fd7c8a40 2377 if (ieee80211_has_tods(hdr->frame_control))
f97df02e 2378 return hdr->addr3;
5a433b3a
HH		 2379 else
2380 return hdr->addr1;
f97df02e
JB		 2381}
2382
fb733336 2383/**
d8ca16db 2384 * _ieee80211_is_robust_mgmt_frame - check if frame is a robust management frame
fb733336
JM		 2385 * @hdr: the frame (buffer must include at least the first octet of payload)
2386 */
d8ca16db 2387static inline bool _ieee80211_is_robust_mgmt_frame(struct ieee80211_hdr *hdr)
fb733336
JM		 2388{
2389 if (ieee80211_is_disassoc(hdr->frame_control) ||
2390 ieee80211_is_deauth(hdr->frame_control))
2391 return true;
2392
2393 if (ieee80211_is_action(hdr->frame_control)) {
2394 u8 *category;
2395
2396 /*
2397 * Action frames, excluding Public Action frames, are Robust
2398 * Management Frames. However, if we are looking at a Protected
2399 * frame, skip the check since the data may be encrypted and
2400 * the frame has already been found to be a Robust Management
2401 * Frame (by the other end).
2402 */
2403 if (ieee80211_has_protected(hdr->frame_control))
2404 return true;
2405 category = ((u8 *) hdr) + 24;
528769cf
JM		 2406 return *category != WLAN_CATEGORY_PUBLIC &&
2407 *category != WLAN_CATEGORY_HT &&
af614261 2408 *category != WLAN_CATEGORY_WNM_UNPROTECTED &&
8f9cb77d 2409 *category != WLAN_CATEGORY_SELF_PROTECTED &&
a4288289
JB		 2410 *category != WLAN_CATEGORY_UNPROT_DMG &&
2411 *category != WLAN_CATEGORY_VHT &&
528769cf 2412 *category != WLAN_CATEGORY_VENDOR_SPECIFIC;
fb733336
JM		 2413 }
2414
2415 return false;
2416}
2417
d8ca16db
JB		 2418/**
2419 * ieee80211_is_robust_mgmt_frame - check if skb contains a robust mgmt frame
2420 * @skb: the skb containing the frame, length will be checked
2421 */
2422static inline bool ieee80211_is_robust_mgmt_frame(struct sk_buff *skb)
2423{
2424 if (skb->len < 25)
2425 return false;
2426 return _ieee80211_is_robust_mgmt_frame((void *)skb->data);
2427}
2428
3df6eaea
JB		 2429/**
2430 * ieee80211_is_public_action - check if frame is a public action frame
2431 * @hdr: the frame
2432 * @len: length of the frame
2433 */
2434static inline bool ieee80211_is_public_action(struct ieee80211_hdr *hdr,
2435 size_t len)
2436{
2437 struct ieee80211_mgmt *mgmt = (void *)hdr;
2438
2439 if (len < IEEE80211_MIN_ACTION_SIZE)
2440 return false;
2441 if (!ieee80211_is_action(hdr->frame_control))
2442 return false;
2443 return mgmt->u.action.category == WLAN_CATEGORY_PUBLIC;
2444}
2445
10f644a4
JB		 2446/**
2447 * ieee80211_tu_to_usec - convert time units (TU) to microseconds
2448 * @tu: the TUs
2449 */
2450static inline unsigned long ieee80211_tu_to_usec(unsigned long tu)
2451{
2452 return 1024 * tu;
2453}
2454
e7ec86f5
JB		 2455/**
2456 * ieee80211_check_tim - check if AID bit is set in TIM
2457 * @tim: the TIM IE
2458 * @tim_len: length of the TIM IE
2459 * @aid: the AID to look for
2460 */
4a3cb702 2461static inline bool ieee80211_check_tim(const struct ieee80211_tim_ie *tim,
e7ec86f5
JB		 2462 u8 tim_len, u16 aid)
2463{
2464 u8 mask;
2465 u8 index, indexn1, indexn2;
2466
2467 if (unlikely(!tim || tim_len < sizeof(*tim)))
2468 return false;
2469
2470 aid &= 0x3fff;
2471 index = aid / 8;
2472 mask = 1 << (aid & 7);
2473
2474 indexn1 = tim->bitmap_ctrl & 0xfe;
2475 indexn2 = tim_len + indexn1 - 4;
2476
2477 if (index < indexn1 || index > indexn2)
2478 return false;
2479
2480 index -= indexn1;
2481
2482 return !!(tim->virtual_map[index] & mask);
2483}
2484
1277b4a9
LK		 2485/**
2486 * ieee80211_get_tdls_action - get tdls packet action (or -1, if not tdls packet)
2487 * @skb: the skb containing the frame, length will not be checked
2488 * @hdr_size: the size of the ieee80211_hdr that starts at skb->data
2489 *
2490 * This function assumes the frame is a data frame, and that the network header
2491 * is in the correct place.
2492 */
2493static inline int ieee80211_get_tdls_action(struct sk_buff *skb, u32 hdr_size)
2494{
2495 if (!skb_is_nonlinear(skb) &&
2496 skb->len > (skb_network_offset(skb) + 2)) {
2497 /* Point to where the indication of TDLS should start */
2498 const u8 *tdls_data = skb_network_header(skb) - 2;
2499
2500 if (get_unaligned_be16(tdls_data) == ETH_P_TDLS &&
2501 tdls_data[2] == WLAN_TDLS_SNAP_RFTYPE &&
2502 tdls_data[3] == WLAN_CATEGORY_TDLS)
2503 return tdls_data[4];
2504 }
2505
2506 return -1;
2507}
2508
e7f1935c
JB		 2509/* convert time units */
2510#define TU_TO_JIFFIES(x) (usecs_to_jiffies((x) * 1024))
2511#define TU_TO_EXP_TIME(x) (jiffies + TU_TO_JIFFIES(x))
2512
170fd0b1
AO		 2513/**
2514 * ieee80211_action_contains_tpc - checks if the frame contains TPC element
2515 * @skb: the skb containing the frame, length will be checked
2516 *
2517 * This function checks if it's either TPC report action frame or Link
2518 * Measurement report action frame as defined in IEEE Std. 802.11-2012 8.5.2.5
2519 * and 8.5.7.5 accordingly.
2520 */
2521static inline bool ieee80211_action_contains_tpc(struct sk_buff *skb)
2522{
2523 struct ieee80211_mgmt *mgmt = (void *)skb->data;
2524
2525 if (!ieee80211_is_action(mgmt->frame_control))
2526 return false;
2527
2528 if (skb->len < IEEE80211_MIN_ACTION_SIZE +
2529 sizeof(mgmt->u.action.u.tpc_report))
2530 return false;
2531
2532 /*
2533 * TPC report - check that:
2534 * category = 0 (Spectrum Management) or 5 (Radio Measurement)
2535 * spectrum management action = 3 (TPC/Link Measurement report)
2536 * TPC report EID = 35
2537 * TPC report element length = 2
2538 *
2539 * The spectrum management's tpc_report struct is used here both for
2540 * parsing tpc_report and radio measurement's link measurement report
2541 * frame, since the relevant part is identical in both frames.
2542 */
2543 if (mgmt->u.action.category != WLAN_CATEGORY_SPECTRUM_MGMT &&
2544 mgmt->u.action.category != WLAN_CATEGORY_RADIO_MEASUREMENT)
2545 return false;
2546
2547 /* both spectrum mgmt and link measurement have same action code */
2548 if (mgmt->u.action.u.tpc_report.action_code !=
2549 WLAN_ACTION_SPCT_TPC_RPRT)
2550 return false;
2551
2552 if (mgmt->u.action.u.tpc_report.tpc_elem_id != WLAN_EID_TPC_REPORT ||
2553 mgmt->u.action.u.tpc_report.tpc_elem_length !=
2554 sizeof(struct ieee80211_tpc_report_ie))
2555 return false;
2556
2557 return true;
2558}
2559
9387b7ca 2560#endif /* LINUX_IEEE80211_H */
Linux 6.x block layer and io_uring tree(s)