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1/* SPDX-License-Identifier: GPL-2.0-only */
2/*
3 * IEEE 802.11 defines
4 *
5 * Copyright (c) 2001-2002, SSH Communications Security Corp and Jouni Malinen
6 * <jkmaline@cc.hut.fi>
7 * Copyright (c) 2002-2003, Jouni Malinen <jkmaline@cc.hut.fi>
8 * Copyright (c) 2005, Devicescape Software, Inc.
9 * Copyright (c) 2006, Michael Wu <flamingice@sourmilk.net>
10 * Copyright (c) 2013 - 2014 Intel Mobile Communications GmbH
11 * Copyright (c) 2016 - 2017 Intel Deutschland GmbH
12 * Copyright (c) 2018 - 2021 Intel Corporation
13 */
14
15#ifndef LINUX_IEEE80211_H
16#define LINUX_IEEE80211_H
17
18#include <linux/types.h>
19#include <linux/if_ether.h>
20#include <linux/etherdevice.h>
21#include <asm/byteorder.h>
22#include <asm/unaligned.h>
23
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
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
53#define IEEE80211_FCTL_CTL_EXT 0x0f00
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
61#define IEEE80211_FTYPE_EXT 0x000c
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 */
78#define IEEE80211_STYPE_CTL_EXT 0x0060
79#define IEEE80211_STYPE_BACK_REQ 0x0080
80#define IEEE80211_STYPE_BACK 0x0090
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
106/* extension, added by 802.11ad */
107#define IEEE80211_STYPE_DMG_BEACON 0x0000
108#define IEEE80211_STYPE_S1G_BEACON 0x0010
109
110/* bits unique to S1G beacon */
111#define IEEE80211_S1G_BCN_NEXT_TBTT 0x100
112
113/* see 802.11ah-2016 9.9 NDP CMAC frames */
114#define IEEE80211_S1G_1MHZ_NDP_BITS 25
115#define IEEE80211_S1G_1MHZ_NDP_BYTES 4
116#define IEEE80211_S1G_2MHZ_NDP_BITS 37
117#define IEEE80211_S1G_2MHZ_NDP_BYTES 5
118
119#define IEEE80211_NDP_FTYPE_CTS 0
120#define IEEE80211_NDP_FTYPE_CF_END 0
121#define IEEE80211_NDP_FTYPE_PS_POLL 1
122#define IEEE80211_NDP_FTYPE_ACK 2
123#define IEEE80211_NDP_FTYPE_PS_POLL_ACK 3
124#define IEEE80211_NDP_FTYPE_BA 4
125#define IEEE80211_NDP_FTYPE_BF_REPORT_POLL 5
126#define IEEE80211_NDP_FTYPE_PAGING 6
127#define IEEE80211_NDP_FTYPE_PREQ 7
128
129#define SM64(f, v) ((((u64)v) << f##_S) & f)
130
131/* NDP CMAC frame fields */
132#define IEEE80211_NDP_FTYPE 0x0000000000000007
133#define IEEE80211_NDP_FTYPE_S 0x0000000000000000
134
135/* 1M Probe Request 11ah 9.9.3.1.1 */
136#define IEEE80211_NDP_1M_PREQ_ANO 0x0000000000000008
137#define IEEE80211_NDP_1M_PREQ_ANO_S 3
138#define IEEE80211_NDP_1M_PREQ_CSSID 0x00000000000FFFF0
139#define IEEE80211_NDP_1M_PREQ_CSSID_S 4
140#define IEEE80211_NDP_1M_PREQ_RTYPE 0x0000000000100000
141#define IEEE80211_NDP_1M_PREQ_RTYPE_S 20
142#define IEEE80211_NDP_1M_PREQ_RSV 0x0000000001E00000
143#define IEEE80211_NDP_1M_PREQ_RSV 0x0000000001E00000
144/* 2M Probe Request 11ah 9.9.3.1.2 */
145#define IEEE80211_NDP_2M_PREQ_ANO 0x0000000000000008
146#define IEEE80211_NDP_2M_PREQ_ANO_S 3
147#define IEEE80211_NDP_2M_PREQ_CSSID 0x0000000FFFFFFFF0
148#define IEEE80211_NDP_2M_PREQ_CSSID_S 4
149#define IEEE80211_NDP_2M_PREQ_RTYPE 0x0000001000000000
150#define IEEE80211_NDP_2M_PREQ_RTYPE_S 36
151
152#define IEEE80211_ANO_NETTYPE_WILD 15
153
154/* bits unique to S1G beacon */
155#define IEEE80211_S1G_BCN_NEXT_TBTT 0x100
156
157/* control extension - for IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTL_EXT */
158#define IEEE80211_CTL_EXT_POLL 0x2000
159#define IEEE80211_CTL_EXT_SPR 0x3000
160#define IEEE80211_CTL_EXT_GRANT 0x4000
161#define IEEE80211_CTL_EXT_DMG_CTS 0x5000
162#define IEEE80211_CTL_EXT_DMG_DTS 0x6000
163#define IEEE80211_CTL_EXT_SSW 0x8000
164#define IEEE80211_CTL_EXT_SSW_FBACK 0x9000
165#define IEEE80211_CTL_EXT_SSW_ACK 0xa000
166
167
168#define IEEE80211_SN_MASK ((IEEE80211_SCTL_SEQ) >> 4)
169#define IEEE80211_MAX_SN IEEE80211_SN_MASK
170#define IEEE80211_SN_MODULO (IEEE80211_MAX_SN + 1)
171
172
173/* PV1 Layout 11ah 9.8.3.1 */
174#define IEEE80211_PV1_FCTL_VERS 0x0003
175#define IEEE80211_PV1_FCTL_FTYPE 0x001c
176#define IEEE80211_PV1_FCTL_STYPE 0x00e0
177#define IEEE80211_PV1_FCTL_TODS 0x0100
178#define IEEE80211_PV1_FCTL_MOREFRAGS 0x0200
179#define IEEE80211_PV1_FCTL_PM 0x0400
180#define IEEE80211_PV1_FCTL_MOREDATA 0x0800
181#define IEEE80211_PV1_FCTL_PROTECTED 0x1000
182#define IEEE80211_PV1_FCTL_END_SP 0x2000
183#define IEEE80211_PV1_FCTL_RELAYED 0x4000
184#define IEEE80211_PV1_FCTL_ACK_POLICY 0x8000
185#define IEEE80211_PV1_FCTL_CTL_EXT 0x0f00
186
187static inline bool ieee80211_sn_less(u16 sn1, u16 sn2)
188{
189 return ((sn1 - sn2) & IEEE80211_SN_MASK) > (IEEE80211_SN_MODULO >> 1);
190}
191
192static inline u16 ieee80211_sn_add(u16 sn1, u16 sn2)
193{
194 return (sn1 + sn2) & IEEE80211_SN_MASK;
195}
196
197static inline u16 ieee80211_sn_inc(u16 sn)
198{
199 return ieee80211_sn_add(sn, 1);
200}
201
202static inline u16 ieee80211_sn_sub(u16 sn1, u16 sn2)
203{
204 return (sn1 - sn2) & IEEE80211_SN_MASK;
205}
206
207#define IEEE80211_SEQ_TO_SN(seq) (((seq) & IEEE80211_SCTL_SEQ) >> 4)
208#define IEEE80211_SN_TO_SEQ(ssn) (((ssn) << 4) & IEEE80211_SCTL_SEQ)
209
210/* miscellaneous IEEE 802.11 constants */
211#define IEEE80211_MAX_FRAG_THRESHOLD 2352
212#define IEEE80211_MAX_RTS_THRESHOLD 2353
213#define IEEE80211_MAX_AID 2007
214#define IEEE80211_MAX_AID_S1G 8191
215#define IEEE80211_MAX_TIM_LEN 251
216#define IEEE80211_MAX_MESH_PEERINGS 63
217/* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
218 6.2.1.1.2.
219
220 802.11e clarifies the figure in section 7.1.2. The frame body is
221 up to 2304 octets long (maximum MSDU size) plus any crypt overhead. */
222#define IEEE80211_MAX_DATA_LEN 2304
223/* 802.11ad extends maximum MSDU size for DMG (freq > 40Ghz) networks
224 * to 7920 bytes, see 8.2.3 General frame format
225 */
226#define IEEE80211_MAX_DATA_LEN_DMG 7920
227/* 30 byte 4 addr hdr, 2 byte QoS, 2304 byte MSDU, 12 byte crypt, 4 byte FCS */
228#define IEEE80211_MAX_FRAME_LEN 2352
229
230/* Maximal size of an A-MSDU that can be transported in a HT BA session */
231#define IEEE80211_MAX_MPDU_LEN_HT_BA 4095
232
233/* Maximal size of an A-MSDU */
234#define IEEE80211_MAX_MPDU_LEN_HT_3839 3839
235#define IEEE80211_MAX_MPDU_LEN_HT_7935 7935
236
237#define IEEE80211_MAX_MPDU_LEN_VHT_3895 3895
238#define IEEE80211_MAX_MPDU_LEN_VHT_7991 7991
239#define IEEE80211_MAX_MPDU_LEN_VHT_11454 11454
240
241#define IEEE80211_MAX_SSID_LEN 32
242
243#define IEEE80211_MAX_MESH_ID_LEN 32
244
245#define IEEE80211_FIRST_TSPEC_TSID 8
246#define IEEE80211_NUM_TIDS 16
247
248/* number of user priorities 802.11 uses */
249#define IEEE80211_NUM_UPS 8
250/* number of ACs */
251#define IEEE80211_NUM_ACS 4
252
253#define IEEE80211_QOS_CTL_LEN 2
254/* 1d tag mask */
255#define IEEE80211_QOS_CTL_TAG1D_MASK 0x0007
256/* TID mask */
257#define IEEE80211_QOS_CTL_TID_MASK 0x000f
258/* EOSP */
259#define IEEE80211_QOS_CTL_EOSP 0x0010
260/* ACK policy */
261#define IEEE80211_QOS_CTL_ACK_POLICY_NORMAL 0x0000
262#define IEEE80211_QOS_CTL_ACK_POLICY_NOACK 0x0020
263#define IEEE80211_QOS_CTL_ACK_POLICY_NO_EXPL 0x0040
264#define IEEE80211_QOS_CTL_ACK_POLICY_BLOCKACK 0x0060
265#define IEEE80211_QOS_CTL_ACK_POLICY_MASK 0x0060
266/* A-MSDU 802.11n */
267#define IEEE80211_QOS_CTL_A_MSDU_PRESENT 0x0080
268/* Mesh Control 802.11s */
269#define IEEE80211_QOS_CTL_MESH_CONTROL_PRESENT 0x0100
270
271/* Mesh Power Save Level */
272#define IEEE80211_QOS_CTL_MESH_PS_LEVEL 0x0200
273/* Mesh Receiver Service Period Initiated */
274#define IEEE80211_QOS_CTL_RSPI 0x0400
275
276/* U-APSD queue for WMM IEs sent by AP */
277#define IEEE80211_WMM_IE_AP_QOSINFO_UAPSD (1<<7)
278#define IEEE80211_WMM_IE_AP_QOSINFO_PARAM_SET_CNT_MASK 0x0f
279
280/* U-APSD queues for WMM IEs sent by STA */
281#define IEEE80211_WMM_IE_STA_QOSINFO_AC_VO (1<<0)
282#define IEEE80211_WMM_IE_STA_QOSINFO_AC_VI (1<<1)
283#define IEEE80211_WMM_IE_STA_QOSINFO_AC_BK (1<<2)
284#define IEEE80211_WMM_IE_STA_QOSINFO_AC_BE (1<<3)
285#define IEEE80211_WMM_IE_STA_QOSINFO_AC_MASK 0x0f
286
287/* U-APSD max SP length for WMM IEs sent by STA */
288#define IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL 0x00
289#define IEEE80211_WMM_IE_STA_QOSINFO_SP_2 0x01
290#define IEEE80211_WMM_IE_STA_QOSINFO_SP_4 0x02
291#define IEEE80211_WMM_IE_STA_QOSINFO_SP_6 0x03
292#define IEEE80211_WMM_IE_STA_QOSINFO_SP_MASK 0x03
293#define IEEE80211_WMM_IE_STA_QOSINFO_SP_SHIFT 5
294
295#define IEEE80211_HT_CTL_LEN 4
296
297struct ieee80211_hdr {
298 __le16 frame_control;
299 __le16 duration_id;
300 u8 addr1[ETH_ALEN];
301 u8 addr2[ETH_ALEN];
302 u8 addr3[ETH_ALEN];
303 __le16 seq_ctrl;
304 u8 addr4[ETH_ALEN];
305} __packed __aligned(2);
306
307struct ieee80211_hdr_3addr {
308 __le16 frame_control;
309 __le16 duration_id;
310 u8 addr1[ETH_ALEN];
311 u8 addr2[ETH_ALEN];
312 u8 addr3[ETH_ALEN];
313 __le16 seq_ctrl;
314} __packed __aligned(2);
315
316struct ieee80211_qos_hdr {
317 __le16 frame_control;
318 __le16 duration_id;
319 u8 addr1[ETH_ALEN];
320 u8 addr2[ETH_ALEN];
321 u8 addr3[ETH_ALEN];
322 __le16 seq_ctrl;
323 __le16 qos_ctrl;
324} __packed __aligned(2);
325
326/**
327 * ieee80211_has_tods - check if IEEE80211_FCTL_TODS is set
328 * @fc: frame control bytes in little-endian byteorder
329 */
330static inline bool ieee80211_has_tods(__le16 fc)
331{
332 return (fc & cpu_to_le16(IEEE80211_FCTL_TODS)) != 0;
333}
334
335/**
336 * ieee80211_has_fromds - check if IEEE80211_FCTL_FROMDS is set
337 * @fc: frame control bytes in little-endian byteorder
338 */
339static inline bool ieee80211_has_fromds(__le16 fc)
340{
341 return (fc & cpu_to_le16(IEEE80211_FCTL_FROMDS)) != 0;
342}
343
344/**
345 * ieee80211_has_a4 - check if IEEE80211_FCTL_TODS and IEEE80211_FCTL_FROMDS are set
346 * @fc: frame control bytes in little-endian byteorder
347 */
348static inline bool ieee80211_has_a4(__le16 fc)
349{
350 __le16 tmp = cpu_to_le16(IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS);
351 return (fc & tmp) == tmp;
352}
353
354/**
355 * ieee80211_has_morefrags - check if IEEE80211_FCTL_MOREFRAGS is set
356 * @fc: frame control bytes in little-endian byteorder
357 */
358static inline bool ieee80211_has_morefrags(__le16 fc)
359{
360 return (fc & cpu_to_le16(IEEE80211_FCTL_MOREFRAGS)) != 0;
361}
362
363/**
364 * ieee80211_has_retry - check if IEEE80211_FCTL_RETRY is set
365 * @fc: frame control bytes in little-endian byteorder
366 */
367static inline bool ieee80211_has_retry(__le16 fc)
368{
369 return (fc & cpu_to_le16(IEEE80211_FCTL_RETRY)) != 0;
370}
371
372/**
373 * ieee80211_has_pm - check if IEEE80211_FCTL_PM is set
374 * @fc: frame control bytes in little-endian byteorder
375 */
376static inline bool ieee80211_has_pm(__le16 fc)
377{
378 return (fc & cpu_to_le16(IEEE80211_FCTL_PM)) != 0;
379}
380
381/**
382 * ieee80211_has_moredata - check if IEEE80211_FCTL_MOREDATA is set
383 * @fc: frame control bytes in little-endian byteorder
384 */
385static inline bool ieee80211_has_moredata(__le16 fc)
386{
387 return (fc & cpu_to_le16(IEEE80211_FCTL_MOREDATA)) != 0;
388}
389
390/**
391 * ieee80211_has_protected - check if IEEE80211_FCTL_PROTECTED is set
392 * @fc: frame control bytes in little-endian byteorder
393 */
394static inline bool ieee80211_has_protected(__le16 fc)
395{
396 return (fc & cpu_to_le16(IEEE80211_FCTL_PROTECTED)) != 0;
397}
398
399/**
400 * ieee80211_has_order - check if IEEE80211_FCTL_ORDER is set
401 * @fc: frame control bytes in little-endian byteorder
402 */
403static inline bool ieee80211_has_order(__le16 fc)
404{
405 return (fc & cpu_to_le16(IEEE80211_FCTL_ORDER)) != 0;
406}
407
408/**
409 * ieee80211_is_mgmt - check if type is IEEE80211_FTYPE_MGMT
410 * @fc: frame control bytes in little-endian byteorder
411 */
412static inline bool ieee80211_is_mgmt(__le16 fc)
413{
414 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
415 cpu_to_le16(IEEE80211_FTYPE_MGMT);
416}
417
418/**
419 * ieee80211_is_ctl - check if type is IEEE80211_FTYPE_CTL
420 * @fc: frame control bytes in little-endian byteorder
421 */
422static inline bool ieee80211_is_ctl(__le16 fc)
423{
424 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
425 cpu_to_le16(IEEE80211_FTYPE_CTL);
426}
427
428/**
429 * ieee80211_is_data - check if type is IEEE80211_FTYPE_DATA
430 * @fc: frame control bytes in little-endian byteorder
431 */
432static inline bool ieee80211_is_data(__le16 fc)
433{
434 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
435 cpu_to_le16(IEEE80211_FTYPE_DATA);
436}
437
438/**
439 * ieee80211_is_ext - check if type is IEEE80211_FTYPE_EXT
440 * @fc: frame control bytes in little-endian byteorder
441 */
442static inline bool ieee80211_is_ext(__le16 fc)
443{
444 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
445 cpu_to_le16(IEEE80211_FTYPE_EXT);
446}
447
448
449/**
450 * ieee80211_is_data_qos - check if type is IEEE80211_FTYPE_DATA and IEEE80211_STYPE_QOS_DATA is set
451 * @fc: frame control bytes in little-endian byteorder
452 */
453static inline bool ieee80211_is_data_qos(__le16 fc)
454{
455 /*
456 * mask with QOS_DATA rather than IEEE80211_FCTL_STYPE as we just need
457 * to check the one bit
458 */
459 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_STYPE_QOS_DATA)) ==
460 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_DATA);
461}
462
463/**
464 * ieee80211_is_data_present - check if type is IEEE80211_FTYPE_DATA and has data
465 * @fc: frame control bytes in little-endian byteorder
466 */
467static inline bool ieee80211_is_data_present(__le16 fc)
468{
469 /*
470 * mask with 0x40 and test that that bit is clear to only return true
471 * for the data-containing substypes.
472 */
473 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | 0x40)) ==
474 cpu_to_le16(IEEE80211_FTYPE_DATA);
475}
476
477/**
478 * ieee80211_is_assoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_REQ
479 * @fc: frame control bytes in little-endian byteorder
480 */
481static inline bool ieee80211_is_assoc_req(__le16 fc)
482{
483 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
484 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_REQ);
485}
486
487/**
488 * ieee80211_is_assoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_RESP
489 * @fc: frame control bytes in little-endian byteorder
490 */
491static inline bool ieee80211_is_assoc_resp(__le16 fc)
492{
493 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
494 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_RESP);
495}
496
497/**
498 * ieee80211_is_reassoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_REQ
499 * @fc: frame control bytes in little-endian byteorder
500 */
501static inline bool ieee80211_is_reassoc_req(__le16 fc)
502{
503 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
504 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_REQ);
505}
506
507/**
508 * ieee80211_is_reassoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_RESP
509 * @fc: frame control bytes in little-endian byteorder
510 */
511static inline bool ieee80211_is_reassoc_resp(__le16 fc)
512{
513 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
514 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_RESP);
515}
516
517/**
518 * ieee80211_is_probe_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_REQ
519 * @fc: frame control bytes in little-endian byteorder
520 */
521static inline bool ieee80211_is_probe_req(__le16 fc)
522{
523 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
524 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ);
525}
526
527/**
528 * ieee80211_is_probe_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_RESP
529 * @fc: frame control bytes in little-endian byteorder
530 */
531static inline bool ieee80211_is_probe_resp(__le16 fc)
532{
533 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
534 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_RESP);
535}
536
537/**
538 * ieee80211_is_beacon - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_BEACON
539 * @fc: frame control bytes in little-endian byteorder
540 */
541static inline bool ieee80211_is_beacon(__le16 fc)
542{
543 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
544 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_BEACON);
545}
546
547/**
548 * ieee80211_is_s1g_beacon - check if IEEE80211_FTYPE_EXT &&
549 * IEEE80211_STYPE_S1G_BEACON
550 * @fc: frame control bytes in little-endian byteorder
551 */
552static inline bool ieee80211_is_s1g_beacon(__le16 fc)
553{
554 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE |
555 IEEE80211_FCTL_STYPE)) ==
556 cpu_to_le16(IEEE80211_FTYPE_EXT | IEEE80211_STYPE_S1G_BEACON);
557}
558
559/**
560 * ieee80211_next_tbtt_present - check if IEEE80211_FTYPE_EXT &&
561 * IEEE80211_STYPE_S1G_BEACON && IEEE80211_S1G_BCN_NEXT_TBTT
562 * @fc: frame control bytes in little-endian byteorder
563 */
564static inline bool ieee80211_next_tbtt_present(__le16 fc)
565{
566 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
567 cpu_to_le16(IEEE80211_FTYPE_EXT | IEEE80211_STYPE_S1G_BEACON) &&
568 fc & cpu_to_le16(IEEE80211_S1G_BCN_NEXT_TBTT);
569}
570
571/**
572 * ieee80211_is_s1g_short_beacon - check if next tbtt present bit is set. Only
573 * true for S1G beacons when they're short.
574 * @fc: frame control bytes in little-endian byteorder
575 */
576static inline bool ieee80211_is_s1g_short_beacon(__le16 fc)
577{
578 return ieee80211_is_s1g_beacon(fc) && ieee80211_next_tbtt_present(fc);
579}
580
581/**
582 * ieee80211_is_atim - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ATIM
583 * @fc: frame control bytes in little-endian byteorder
584 */
585static inline bool ieee80211_is_atim(__le16 fc)
586{
587 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
588 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ATIM);
589}
590
591/**
592 * ieee80211_is_disassoc - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DISASSOC
593 * @fc: frame control bytes in little-endian byteorder
594 */
595static inline bool ieee80211_is_disassoc(__le16 fc)
596{
597 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
598 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DISASSOC);
599}
600
601/**
602 * ieee80211_is_auth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_AUTH
603 * @fc: frame control bytes in little-endian byteorder
604 */
605static inline bool ieee80211_is_auth(__le16 fc)
606{
607 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
608 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_AUTH);
609}
610
611/**
612 * ieee80211_is_deauth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DEAUTH
613 * @fc: frame control bytes in little-endian byteorder
614 */
615static inline bool ieee80211_is_deauth(__le16 fc)
616{
617 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
618 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DEAUTH);
619}
620
621/**
622 * ieee80211_is_action - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ACTION
623 * @fc: frame control bytes in little-endian byteorder
624 */
625static inline bool ieee80211_is_action(__le16 fc)
626{
627 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
628 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ACTION);
629}
630
631/**
632 * ieee80211_is_back_req - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK_REQ
633 * @fc: frame control bytes in little-endian byteorder
634 */
635static inline bool ieee80211_is_back_req(__le16 fc)
636{
637 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
638 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK_REQ);
639}
640
641/**
642 * ieee80211_is_back - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK
643 * @fc: frame control bytes in little-endian byteorder
644 */
645static inline bool ieee80211_is_back(__le16 fc)
646{
647 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
648 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK);
649}
650
651/**
652 * ieee80211_is_pspoll - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_PSPOLL
653 * @fc: frame control bytes in little-endian byteorder
654 */
655static inline bool ieee80211_is_pspoll(__le16 fc)
656{
657 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
658 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_PSPOLL);
659}
660
661/**
662 * ieee80211_is_rts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_RTS
663 * @fc: frame control bytes in little-endian byteorder
664 */
665static inline bool ieee80211_is_rts(__le16 fc)
666{
667 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
668 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_RTS);
669}
670
671/**
672 * ieee80211_is_cts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CTS
673 * @fc: frame control bytes in little-endian byteorder
674 */
675static inline bool ieee80211_is_cts(__le16 fc)
676{
677 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
678 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTS);
679}
680
681/**
682 * ieee80211_is_ack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_ACK
683 * @fc: frame control bytes in little-endian byteorder
684 */
685static inline bool ieee80211_is_ack(__le16 fc)
686{
687 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
688 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_ACK);
689}
690
691/**
692 * ieee80211_is_cfend - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFEND
693 * @fc: frame control bytes in little-endian byteorder
694 */
695static inline bool ieee80211_is_cfend(__le16 fc)
696{
697 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
698 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFEND);
699}
700
701/**
702 * ieee80211_is_cfendack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFENDACK
703 * @fc: frame control bytes in little-endian byteorder
704 */
705static inline bool ieee80211_is_cfendack(__le16 fc)
706{
707 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
708 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFENDACK);
709}
710
711/**
712 * ieee80211_is_nullfunc - check if frame is a regular (non-QoS) nullfunc frame
713 * @fc: frame control bytes in little-endian byteorder
714 */
715static inline bool ieee80211_is_nullfunc(__le16 fc)
716{
717 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
718 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_NULLFUNC);
719}
720
721/**
722 * ieee80211_is_qos_nullfunc - check if frame is a QoS nullfunc frame
723 * @fc: frame control bytes in little-endian byteorder
724 */
725static inline bool ieee80211_is_qos_nullfunc(__le16 fc)
726{
727 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
728 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_NULLFUNC);
729}
730
731/**
732 * ieee80211_is_any_nullfunc - check if frame is regular or QoS nullfunc frame
733 * @fc: frame control bytes in little-endian byteorder
734 */
735static inline bool ieee80211_is_any_nullfunc(__le16 fc)
736{
737 return (ieee80211_is_nullfunc(fc) || ieee80211_is_qos_nullfunc(fc));
738}
739
740/**
741 * ieee80211_is_bufferable_mmpdu - check if frame is bufferable MMPDU
742 * @fc: frame control field in little-endian byteorder
743 */
744static inline bool ieee80211_is_bufferable_mmpdu(__le16 fc)
745{
746 /* IEEE 802.11-2012, definition of "bufferable management frame";
747 * note that this ignores the IBSS special case. */
748 return ieee80211_is_mgmt(fc) &&
749 (ieee80211_is_action(fc) ||
750 ieee80211_is_disassoc(fc) ||
751 ieee80211_is_deauth(fc));
752}
753
754/**
755 * ieee80211_is_first_frag - check if IEEE80211_SCTL_FRAG is not set
756 * @seq_ctrl: frame sequence control bytes in little-endian byteorder
757 */
758static inline bool ieee80211_is_first_frag(__le16 seq_ctrl)
759{
760 return (seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG)) == 0;
761}
762
763/**
764 * ieee80211_is_frag - check if a frame is a fragment
765 * @hdr: 802.11 header of the frame
766 */
767static inline bool ieee80211_is_frag(struct ieee80211_hdr *hdr)
768{
769 return ieee80211_has_morefrags(hdr->frame_control) ||
770 hdr->seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG);
771}
772
773struct ieee80211s_hdr {
774 u8 flags;
775 u8 ttl;
776 __le32 seqnum;
777 u8 eaddr1[ETH_ALEN];
778 u8 eaddr2[ETH_ALEN];
779} __packed __aligned(2);
780
781/* Mesh flags */
782#define MESH_FLAGS_AE_A4 0x1
783#define MESH_FLAGS_AE_A5_A6 0x2
784#define MESH_FLAGS_AE 0x3
785#define MESH_FLAGS_PS_DEEP 0x4
786
787/**
788 * enum ieee80211_preq_flags - mesh PREQ element flags
789 *
790 * @IEEE80211_PREQ_PROACTIVE_PREP_FLAG: proactive PREP subfield
791 */
792enum ieee80211_preq_flags {
793 IEEE80211_PREQ_PROACTIVE_PREP_FLAG = 1<<2,
794};
795
796/**
797 * enum ieee80211_preq_target_flags - mesh PREQ element per target flags
798 *
799 * @IEEE80211_PREQ_TO_FLAG: target only subfield
800 * @IEEE80211_PREQ_USN_FLAG: unknown target HWMP sequence number subfield
801 */
802enum ieee80211_preq_target_flags {
803 IEEE80211_PREQ_TO_FLAG = 1<<0,
804 IEEE80211_PREQ_USN_FLAG = 1<<2,
805};
806
807/**
808 * struct ieee80211_quiet_ie
809 *
810 * This structure refers to "Quiet information element"
811 */
812struct ieee80211_quiet_ie {
813 u8 count;
814 u8 period;
815 __le16 duration;
816 __le16 offset;
817} __packed;
818
819/**
820 * struct ieee80211_msrment_ie
821 *
822 * This structure refers to "Measurement Request/Report information element"
823 */
824struct ieee80211_msrment_ie {
825 u8 token;
826 u8 mode;
827 u8 type;
828 u8 request[];
829} __packed;
830
831/**
832 * struct ieee80211_channel_sw_ie
833 *
834 * This structure refers to "Channel Switch Announcement information element"
835 */
836struct ieee80211_channel_sw_ie {
837 u8 mode;
838 u8 new_ch_num;
839 u8 count;
840} __packed;
841
842/**
843 * struct ieee80211_ext_chansw_ie
844 *
845 * This structure represents the "Extended Channel Switch Announcement element"
846 */
847struct ieee80211_ext_chansw_ie {
848 u8 mode;
849 u8 new_operating_class;
850 u8 new_ch_num;
851 u8 count;
852} __packed;
853
854/**
855 * struct ieee80211_sec_chan_offs_ie - secondary channel offset IE
856 * @sec_chan_offs: secondary channel offset, uses IEEE80211_HT_PARAM_CHA_SEC_*
857 * values here
858 * This structure represents the "Secondary Channel Offset element"
859 */
860struct ieee80211_sec_chan_offs_ie {
861 u8 sec_chan_offs;
862} __packed;
863
864/**
865 * struct ieee80211_mesh_chansw_params_ie - mesh channel switch parameters IE
866 *
867 * This structure represents the "Mesh Channel Switch Paramters element"
868 */
869struct ieee80211_mesh_chansw_params_ie {
870 u8 mesh_ttl;
871 u8 mesh_flags;
872 __le16 mesh_reason;
873 __le16 mesh_pre_value;
874} __packed;
875
876/**
877 * struct ieee80211_wide_bw_chansw_ie - wide bandwidth channel switch IE
878 */
879struct ieee80211_wide_bw_chansw_ie {
880 u8 new_channel_width;
881 u8 new_center_freq_seg0, new_center_freq_seg1;
882} __packed;
883
884/**
885 * struct ieee80211_tim
886 *
887 * This structure refers to "Traffic Indication Map information element"
888 */
889struct ieee80211_tim_ie {
890 u8 dtim_count;
891 u8 dtim_period;
892 u8 bitmap_ctrl;
893 /* variable size: 1 - 251 bytes */
894 u8 virtual_map[1];
895} __packed;
896
897/**
898 * struct ieee80211_meshconf_ie
899 *
900 * This structure refers to "Mesh Configuration information element"
901 */
902struct ieee80211_meshconf_ie {
903 u8 meshconf_psel;
904 u8 meshconf_pmetric;
905 u8 meshconf_congest;
906 u8 meshconf_synch;
907 u8 meshconf_auth;
908 u8 meshconf_form;
909 u8 meshconf_cap;
910} __packed;
911
912/**
913 * enum mesh_config_capab_flags - Mesh Configuration IE capability field flags
914 *
915 * @IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS: STA is willing to establish
916 * additional mesh peerings with other mesh STAs
917 * @IEEE80211_MESHCONF_CAPAB_FORWARDING: the STA forwards MSDUs
918 * @IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING: TBTT adjustment procedure
919 * is ongoing
920 * @IEEE80211_MESHCONF_CAPAB_POWER_SAVE_LEVEL: STA is in deep sleep mode or has
921 * neighbors in deep sleep mode
922 */
923enum mesh_config_capab_flags {
924 IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS = 0x01,
925 IEEE80211_MESHCONF_CAPAB_FORWARDING = 0x08,
926 IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING = 0x20,
927 IEEE80211_MESHCONF_CAPAB_POWER_SAVE_LEVEL = 0x40,
928};
929
930#define IEEE80211_MESHCONF_FORM_CONNECTED_TO_GATE 0x1
931
932/**
933 * mesh channel switch parameters element's flag indicator
934 *
935 */
936#define WLAN_EID_CHAN_SWITCH_PARAM_TX_RESTRICT BIT(0)
937#define WLAN_EID_CHAN_SWITCH_PARAM_INITIATOR BIT(1)
938#define WLAN_EID_CHAN_SWITCH_PARAM_REASON BIT(2)
939
940/**
941 * struct ieee80211_rann_ie
942 *
943 * This structure refers to "Root Announcement information element"
944 */
945struct ieee80211_rann_ie {
946 u8 rann_flags;
947 u8 rann_hopcount;
948 u8 rann_ttl;
949 u8 rann_addr[ETH_ALEN];
950 __le32 rann_seq;
951 __le32 rann_interval;
952 __le32 rann_metric;
953} __packed;
954
955enum ieee80211_rann_flags {
956 RANN_FLAG_IS_GATE = 1 << 0,
957};
958
959enum ieee80211_ht_chanwidth_values {
960 IEEE80211_HT_CHANWIDTH_20MHZ = 0,
961 IEEE80211_HT_CHANWIDTH_ANY = 1,
962};
963
964/**
965 * enum ieee80211_opmode_bits - VHT operating mode field bits
966 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK: channel width mask
967 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ: 20 MHz channel width
968 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ: 40 MHz channel width
969 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ: 80 MHz channel width
970 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ: 160 MHz or 80+80 MHz channel width
971 * @IEEE80211_OPMODE_NOTIF_BW_160_80P80: 160 / 80+80 MHz indicator flag
972 * @IEEE80211_OPMODE_NOTIF_RX_NSS_MASK: number of spatial streams mask
973 * (the NSS value is the value of this field + 1)
974 * @IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT: number of spatial streams shift
975 * @IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF: indicates streams in SU-MIMO PPDU
976 * using a beamforming steering matrix
977 */
978enum ieee80211_vht_opmode_bits {
979 IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK = 0x03,
980 IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ = 0,
981 IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ = 1,
982 IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ = 2,
983 IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ = 3,
984 IEEE80211_OPMODE_NOTIF_BW_160_80P80 = 0x04,
985 IEEE80211_OPMODE_NOTIF_RX_NSS_MASK = 0x70,
986 IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT = 4,
987 IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF = 0x80,
988};
989
990/**
991 * enum ieee80211_s1g_chanwidth
992 * These are defined in IEEE802.11-2016ah Table 10-20
993 * as BSS Channel Width
994 *
995 * @IEEE80211_S1G_CHANWIDTH_1MHZ: 1MHz operating channel
996 * @IEEE80211_S1G_CHANWIDTH_2MHZ: 2MHz operating channel
997 * @IEEE80211_S1G_CHANWIDTH_4MHZ: 4MHz operating channel
998 * @IEEE80211_S1G_CHANWIDTH_8MHZ: 8MHz operating channel
999 * @IEEE80211_S1G_CHANWIDTH_16MHZ: 16MHz operating channel
1000 */
1001enum ieee80211_s1g_chanwidth {
1002 IEEE80211_S1G_CHANWIDTH_1MHZ = 0,
1003 IEEE80211_S1G_CHANWIDTH_2MHZ = 1,
1004 IEEE80211_S1G_CHANWIDTH_4MHZ = 3,
1005 IEEE80211_S1G_CHANWIDTH_8MHZ = 7,
1006 IEEE80211_S1G_CHANWIDTH_16MHZ = 15,
1007};
1008
1009#define WLAN_SA_QUERY_TR_ID_LEN 2
1010#define WLAN_MEMBERSHIP_LEN 8
1011#define WLAN_USER_POSITION_LEN 16
1012
1013/**
1014 * struct ieee80211_tpc_report_ie
1015 *
1016 * This structure refers to "TPC Report element"
1017 */
1018struct ieee80211_tpc_report_ie {
1019 u8 tx_power;
1020 u8 link_margin;
1021} __packed;
1022
1023#define IEEE80211_ADDBA_EXT_FRAG_LEVEL_MASK GENMASK(2, 1)
1024#define IEEE80211_ADDBA_EXT_FRAG_LEVEL_SHIFT 1
1025#define IEEE80211_ADDBA_EXT_NO_FRAG BIT(0)
1026
1027struct ieee80211_addba_ext_ie {
1028 u8 data;
1029} __packed;
1030
1031/**
1032 * struct ieee80211_s1g_bcn_compat_ie
1033 *
1034 * S1G Beacon Compatibility element
1035 */
1036struct ieee80211_s1g_bcn_compat_ie {
1037 __le16 compat_info;
1038 __le16 beacon_int;
1039 __le32 tsf_completion;
1040} __packed;
1041
1042/**
1043 * struct ieee80211_s1g_oper_ie
1044 *
1045 * S1G Operation element
1046 */
1047struct ieee80211_s1g_oper_ie {
1048 u8 ch_width;
1049 u8 oper_class;
1050 u8 primary_ch;
1051 u8 oper_ch;
1052 __le16 basic_mcs_nss;
1053} __packed;
1054
1055/**
1056 * struct ieee80211_aid_response_ie
1057 *
1058 * AID Response element
1059 */
1060struct ieee80211_aid_response_ie {
1061 __le16 aid;
1062 u8 switch_count;
1063 __le16 response_int;
1064} __packed;
1065
1066struct ieee80211_s1g_cap {
1067 u8 capab_info[10];
1068 u8 supp_mcs_nss[5];
1069} __packed;
1070
1071struct ieee80211_ext {
1072 __le16 frame_control;
1073 __le16 duration;
1074 union {
1075 struct {
1076 u8 sa[ETH_ALEN];
1077 __le32 timestamp;
1078 u8 change_seq;
1079 u8 variable[0];
1080 } __packed s1g_beacon;
1081 struct {
1082 u8 sa[ETH_ALEN];
1083 __le32 timestamp;
1084 u8 change_seq;
1085 u8 next_tbtt[3];
1086 u8 variable[0];
1087 } __packed s1g_short_beacon;
1088 } u;
1089} __packed __aligned(2);
1090
1091struct ieee80211_mgmt {
1092 __le16 frame_control;
1093 __le16 duration;
1094 u8 da[ETH_ALEN];
1095 u8 sa[ETH_ALEN];
1096 u8 bssid[ETH_ALEN];
1097 __le16 seq_ctrl;
1098 union {
1099 struct {
1100 __le16 auth_alg;
1101 __le16 auth_transaction;
1102 __le16 status_code;
1103 /* possibly followed by Challenge text */
1104 u8 variable[0];
1105 } __packed auth;
1106 struct {
1107 __le16 reason_code;
1108 } __packed deauth;
1109 struct {
1110 __le16 capab_info;
1111 __le16 listen_interval;
1112 /* followed by SSID and Supported rates */
1113 u8 variable[0];
1114 } __packed assoc_req;
1115 struct {
1116 __le16 capab_info;
1117 __le16 status_code;
1118 __le16 aid;
1119 /* followed by Supported rates */
1120 u8 variable[0];
1121 } __packed assoc_resp, reassoc_resp;
1122 struct {
1123 __le16 capab_info;
1124 __le16 status_code;
1125 u8 variable[0];
1126 } __packed s1g_assoc_resp, s1g_reassoc_resp;
1127 struct {
1128 __le16 capab_info;
1129 __le16 listen_interval;
1130 u8 current_ap[ETH_ALEN];
1131 /* followed by SSID and Supported rates */
1132 u8 variable[0];
1133 } __packed reassoc_req;
1134 struct {
1135 __le16 reason_code;
1136 } __packed disassoc;
1137 struct {
1138 __le64 timestamp;
1139 __le16 beacon_int;
1140 __le16 capab_info;
1141 /* followed by some of SSID, Supported rates,
1142 * FH Params, DS Params, CF Params, IBSS Params, TIM */
1143 u8 variable[0];
1144 } __packed beacon;
1145 struct {
1146 /* only variable items: SSID, Supported rates */
1147 u8 variable[0];
1148 } __packed probe_req;
1149 struct {
1150 __le64 timestamp;
1151 __le16 beacon_int;
1152 __le16 capab_info;
1153 /* followed by some of SSID, Supported rates,
1154 * FH Params, DS Params, CF Params, IBSS Params */
1155 u8 variable[0];
1156 } __packed probe_resp;
1157 struct {
1158 u8 category;
1159 union {
1160 struct {
1161 u8 action_code;
1162 u8 dialog_token;
1163 u8 status_code;
1164 u8 variable[0];
1165 } __packed wme_action;
1166 struct{
1167 u8 action_code;
1168 u8 variable[0];
1169 } __packed chan_switch;
1170 struct{
1171 u8 action_code;
1172 struct ieee80211_ext_chansw_ie data;
1173 u8 variable[0];
1174 } __packed ext_chan_switch;
1175 struct{
1176 u8 action_code;
1177 u8 dialog_token;
1178 u8 element_id;
1179 u8 length;
1180 struct ieee80211_msrment_ie msr_elem;
1181 } __packed measurement;
1182 struct{
1183 u8 action_code;
1184 u8 dialog_token;
1185 __le16 capab;
1186 __le16 timeout;
1187 __le16 start_seq_num;
1188 /* followed by BA Extension */
1189 u8 variable[0];
1190 } __packed addba_req;
1191 struct{
1192 u8 action_code;
1193 u8 dialog_token;
1194 __le16 status;
1195 __le16 capab;
1196 __le16 timeout;
1197 } __packed addba_resp;
1198 struct{
1199 u8 action_code;
1200 __le16 params;
1201 __le16 reason_code;
1202 } __packed delba;
1203 struct {
1204 u8 action_code;
1205 u8 variable[0];
1206 } __packed self_prot;
1207 struct{
1208 u8 action_code;
1209 u8 variable[0];
1210 } __packed mesh_action;
1211 struct {
1212 u8 action;
1213 u8 trans_id[WLAN_SA_QUERY_TR_ID_LEN];
1214 } __packed sa_query;
1215 struct {
1216 u8 action;
1217 u8 smps_control;
1218 } __packed ht_smps;
1219 struct {
1220 u8 action_code;
1221 u8 chanwidth;
1222 } __packed ht_notify_cw;
1223 struct {
1224 u8 action_code;
1225 u8 dialog_token;
1226 __le16 capability;
1227 u8 variable[0];
1228 } __packed tdls_discover_resp;
1229 struct {
1230 u8 action_code;
1231 u8 operating_mode;
1232 } __packed vht_opmode_notif;
1233 struct {
1234 u8 action_code;
1235 u8 membership[WLAN_MEMBERSHIP_LEN];
1236 u8 position[WLAN_USER_POSITION_LEN];
1237 } __packed vht_group_notif;
1238 struct {
1239 u8 action_code;
1240 u8 dialog_token;
1241 u8 tpc_elem_id;
1242 u8 tpc_elem_length;
1243 struct ieee80211_tpc_report_ie tpc;
1244 } __packed tpc_report;
1245 struct {
1246 u8 action_code;
1247 u8 dialog_token;
1248 u8 follow_up;
1249 u8 tod[6];
1250 u8 toa[6];
1251 __le16 tod_error;
1252 __le16 toa_error;
1253 u8 variable[0];
1254 } __packed ftm;
1255 } u;
1256 } __packed action;
1257 } u;
1258} __packed __aligned(2);
1259
1260/* Supported rates membership selectors */
1261#define BSS_MEMBERSHIP_SELECTOR_HT_PHY 127
1262#define BSS_MEMBERSHIP_SELECTOR_VHT_PHY 126
1263#define BSS_MEMBERSHIP_SELECTOR_HE_PHY 122
1264#define BSS_MEMBERSHIP_SELECTOR_SAE_H2E 123
1265
1266/* mgmt header + 1 byte category code */
1267#define IEEE80211_MIN_ACTION_SIZE offsetof(struct ieee80211_mgmt, u.action.u)
1268
1269
1270/* Management MIC information element (IEEE 802.11w) */
1271struct ieee80211_mmie {
1272 u8 element_id;
1273 u8 length;
1274 __le16 key_id;
1275 u8 sequence_number[6];
1276 u8 mic[8];
1277} __packed;
1278
1279/* Management MIC information element (IEEE 802.11w) for GMAC and CMAC-256 */
1280struct ieee80211_mmie_16 {
1281 u8 element_id;
1282 u8 length;
1283 __le16 key_id;
1284 u8 sequence_number[6];
1285 u8 mic[16];
1286} __packed;
1287
1288struct ieee80211_vendor_ie {
1289 u8 element_id;
1290 u8 len;
1291 u8 oui[3];
1292 u8 oui_type;
1293} __packed;
1294
1295struct ieee80211_wmm_ac_param {
1296 u8 aci_aifsn; /* AIFSN, ACM, ACI */
1297 u8 cw; /* ECWmin, ECWmax (CW = 2^ECW - 1) */
1298 __le16 txop_limit;
1299} __packed;
1300
1301struct ieee80211_wmm_param_ie {
1302 u8 element_id; /* Element ID: 221 (0xdd); */
1303 u8 len; /* Length: 24 */
1304 /* required fields for WMM version 1 */
1305 u8 oui[3]; /* 00:50:f2 */
1306 u8 oui_type; /* 2 */
1307 u8 oui_subtype; /* 1 */
1308 u8 version; /* 1 for WMM version 1.0 */
1309 u8 qos_info; /* AP/STA specific QoS info */
1310 u8 reserved; /* 0 */
1311 /* AC_BE, AC_BK, AC_VI, AC_VO */
1312 struct ieee80211_wmm_ac_param ac[4];
1313} __packed;
1314
1315/* Control frames */
1316struct ieee80211_rts {
1317 __le16 frame_control;
1318 __le16 duration;
1319 u8 ra[ETH_ALEN];
1320 u8 ta[ETH_ALEN];
1321} __packed __aligned(2);
1322
1323struct ieee80211_cts {
1324 __le16 frame_control;
1325 __le16 duration;
1326 u8 ra[ETH_ALEN];
1327} __packed __aligned(2);
1328
1329struct ieee80211_pspoll {
1330 __le16 frame_control;
1331 __le16 aid;
1332 u8 bssid[ETH_ALEN];
1333 u8 ta[ETH_ALEN];
1334} __packed __aligned(2);
1335
1336/* TDLS */
1337
1338/* Channel switch timing */
1339struct ieee80211_ch_switch_timing {
1340 __le16 switch_time;
1341 __le16 switch_timeout;
1342} __packed;
1343
1344/* Link-id information element */
1345struct ieee80211_tdls_lnkie {
1346 u8 ie_type; /* Link Identifier IE */
1347 u8 ie_len;
1348 u8 bssid[ETH_ALEN];
1349 u8 init_sta[ETH_ALEN];
1350 u8 resp_sta[ETH_ALEN];
1351} __packed;
1352
1353struct ieee80211_tdls_data {
1354 u8 da[ETH_ALEN];
1355 u8 sa[ETH_ALEN];
1356 __be16 ether_type;
1357 u8 payload_type;
1358 u8 category;
1359 u8 action_code;
1360 union {
1361 struct {
1362 u8 dialog_token;
1363 __le16 capability;
1364 u8 variable[0];
1365 } __packed setup_req;
1366 struct {
1367 __le16 status_code;
1368 u8 dialog_token;
1369 __le16 capability;
1370 u8 variable[0];
1371 } __packed setup_resp;
1372 struct {
1373 __le16 status_code;
1374 u8 dialog_token;
1375 u8 variable[0];
1376 } __packed setup_cfm;
1377 struct {
1378 __le16 reason_code;
1379 u8 variable[0];
1380 } __packed teardown;
1381 struct {
1382 u8 dialog_token;
1383 u8 variable[0];
1384 } __packed discover_req;
1385 struct {
1386 u8 target_channel;
1387 u8 oper_class;
1388 u8 variable[0];
1389 } __packed chan_switch_req;
1390 struct {
1391 __le16 status_code;
1392 u8 variable[0];
1393 } __packed chan_switch_resp;
1394 } u;
1395} __packed;
1396
1397/*
1398 * Peer-to-Peer IE attribute related definitions.
1399 */
1400/**
1401 * enum ieee80211_p2p_attr_id - identifies type of peer-to-peer attribute.
1402 */
1403enum ieee80211_p2p_attr_id {
1404 IEEE80211_P2P_ATTR_STATUS = 0,
1405 IEEE80211_P2P_ATTR_MINOR_REASON,
1406 IEEE80211_P2P_ATTR_CAPABILITY,
1407 IEEE80211_P2P_ATTR_DEVICE_ID,
1408 IEEE80211_P2P_ATTR_GO_INTENT,
1409 IEEE80211_P2P_ATTR_GO_CONFIG_TIMEOUT,
1410 IEEE80211_P2P_ATTR_LISTEN_CHANNEL,
1411 IEEE80211_P2P_ATTR_GROUP_BSSID,
1412 IEEE80211_P2P_ATTR_EXT_LISTEN_TIMING,
1413 IEEE80211_P2P_ATTR_INTENDED_IFACE_ADDR,
1414 IEEE80211_P2P_ATTR_MANAGABILITY,
1415 IEEE80211_P2P_ATTR_CHANNEL_LIST,
1416 IEEE80211_P2P_ATTR_ABSENCE_NOTICE,
1417 IEEE80211_P2P_ATTR_DEVICE_INFO,
1418 IEEE80211_P2P_ATTR_GROUP_INFO,
1419 IEEE80211_P2P_ATTR_GROUP_ID,
1420 IEEE80211_P2P_ATTR_INTERFACE,
1421 IEEE80211_P2P_ATTR_OPER_CHANNEL,
1422 IEEE80211_P2P_ATTR_INVITE_FLAGS,
1423 /* 19 - 220: Reserved */
1424 IEEE80211_P2P_ATTR_VENDOR_SPECIFIC = 221,
1425
1426 IEEE80211_P2P_ATTR_MAX
1427};
1428
1429/* Notice of Absence attribute - described in P2P spec 4.1.14 */
1430/* Typical max value used here */
1431#define IEEE80211_P2P_NOA_DESC_MAX 4
1432
1433struct ieee80211_p2p_noa_desc {
1434 u8 count;
1435 __le32 duration;
1436 __le32 interval;
1437 __le32 start_time;
1438} __packed;
1439
1440struct ieee80211_p2p_noa_attr {
1441 u8 index;
1442 u8 oppps_ctwindow;
1443 struct ieee80211_p2p_noa_desc desc[IEEE80211_P2P_NOA_DESC_MAX];
1444} __packed;
1445
1446#define IEEE80211_P2P_OPPPS_ENABLE_BIT BIT(7)
1447#define IEEE80211_P2P_OPPPS_CTWINDOW_MASK 0x7F
1448
1449/**
1450 * struct ieee80211_bar - HT Block Ack Request
1451 *
1452 * This structure refers to "HT BlockAckReq" as
1453 * described in 802.11n draft section 7.2.1.7.1
1454 */
1455struct ieee80211_bar {
1456 __le16 frame_control;
1457 __le16 duration;
1458 __u8 ra[ETH_ALEN];
1459 __u8 ta[ETH_ALEN];
1460 __le16 control;
1461 __le16 start_seq_num;
1462} __packed;
1463
1464/* 802.11 BAR control masks */
1465#define IEEE80211_BAR_CTRL_ACK_POLICY_NORMAL 0x0000
1466#define IEEE80211_BAR_CTRL_MULTI_TID 0x0002
1467#define IEEE80211_BAR_CTRL_CBMTID_COMPRESSED_BA 0x0004
1468#define IEEE80211_BAR_CTRL_TID_INFO_MASK 0xf000
1469#define IEEE80211_BAR_CTRL_TID_INFO_SHIFT 12
1470
1471#define IEEE80211_HT_MCS_MASK_LEN 10
1472
1473/**
1474 * struct ieee80211_mcs_info - MCS information
1475 * @rx_mask: RX mask
1476 * @rx_highest: highest supported RX rate. If set represents
1477 * the highest supported RX data rate in units of 1 Mbps.
1478 * If this field is 0 this value should not be used to
1479 * consider the highest RX data rate supported.
1480 * @tx_params: TX parameters
1481 */
1482struct ieee80211_mcs_info {
1483 u8 rx_mask[IEEE80211_HT_MCS_MASK_LEN];
1484 __le16 rx_highest;
1485 u8 tx_params;
1486 u8 reserved[3];
1487} __packed;
1488
1489/* 802.11n HT capability MSC set */
1490#define IEEE80211_HT_MCS_RX_HIGHEST_MASK 0x3ff
1491#define IEEE80211_HT_MCS_TX_DEFINED 0x01
1492#define IEEE80211_HT_MCS_TX_RX_DIFF 0x02
1493/* value 0 == 1 stream etc */
1494#define IEEE80211_HT_MCS_TX_MAX_STREAMS_MASK 0x0C
1495#define IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT 2
1496#define IEEE80211_HT_MCS_TX_MAX_STREAMS 4
1497#define IEEE80211_HT_MCS_TX_UNEQUAL_MODULATION 0x10
1498
1499/*
1500 * 802.11n D5.0 20.3.5 / 20.6 says:
1501 * - indices 0 to 7 and 32 are single spatial stream
1502 * - 8 to 31 are multiple spatial streams using equal modulation
1503 * [8..15 for two streams, 16..23 for three and 24..31 for four]
1504 * - remainder are multiple spatial streams using unequal modulation
1505 */
1506#define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START 33
1507#define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START_BYTE \
1508 (IEEE80211_HT_MCS_UNEQUAL_MODULATION_START / 8)
1509
1510/**
1511 * struct ieee80211_ht_cap - HT capabilities
1512 *
1513 * This structure is the "HT capabilities element" as
1514 * described in 802.11n D5.0 7.3.2.57
1515 */
1516struct ieee80211_ht_cap {
1517 __le16 cap_info;
1518 u8 ampdu_params_info;
1519
1520 /* 16 bytes MCS information */
1521 struct ieee80211_mcs_info mcs;
1522
1523 __le16 extended_ht_cap_info;
1524 __le32 tx_BF_cap_info;
1525 u8 antenna_selection_info;
1526} __packed;
1527
1528/* 802.11n HT capabilities masks (for cap_info) */
1529#define IEEE80211_HT_CAP_LDPC_CODING 0x0001
1530#define IEEE80211_HT_CAP_SUP_WIDTH_20_40 0x0002
1531#define IEEE80211_HT_CAP_SM_PS 0x000C
1532#define IEEE80211_HT_CAP_SM_PS_SHIFT 2
1533#define IEEE80211_HT_CAP_GRN_FLD 0x0010
1534#define IEEE80211_HT_CAP_SGI_20 0x0020
1535#define IEEE80211_HT_CAP_SGI_40 0x0040
1536#define IEEE80211_HT_CAP_TX_STBC 0x0080
1537#define IEEE80211_HT_CAP_RX_STBC 0x0300
1538#define IEEE80211_HT_CAP_RX_STBC_SHIFT 8
1539#define IEEE80211_HT_CAP_DELAY_BA 0x0400
1540#define IEEE80211_HT_CAP_MAX_AMSDU 0x0800
1541#define IEEE80211_HT_CAP_DSSSCCK40 0x1000
1542#define IEEE80211_HT_CAP_RESERVED 0x2000
1543#define IEEE80211_HT_CAP_40MHZ_INTOLERANT 0x4000
1544#define IEEE80211_HT_CAP_LSIG_TXOP_PROT 0x8000
1545
1546/* 802.11n HT extended capabilities masks (for extended_ht_cap_info) */
1547#define IEEE80211_HT_EXT_CAP_PCO 0x0001
1548#define IEEE80211_HT_EXT_CAP_PCO_TIME 0x0006
1549#define IEEE80211_HT_EXT_CAP_PCO_TIME_SHIFT 1
1550#define IEEE80211_HT_EXT_CAP_MCS_FB 0x0300
1551#define IEEE80211_HT_EXT_CAP_MCS_FB_SHIFT 8
1552#define IEEE80211_HT_EXT_CAP_HTC_SUP 0x0400
1553#define IEEE80211_HT_EXT_CAP_RD_RESPONDER 0x0800
1554
1555/* 802.11n HT capability AMPDU settings (for ampdu_params_info) */
1556#define IEEE80211_HT_AMPDU_PARM_FACTOR 0x03
1557#define IEEE80211_HT_AMPDU_PARM_DENSITY 0x1C
1558#define IEEE80211_HT_AMPDU_PARM_DENSITY_SHIFT 2
1559
1560/*
1561 * Maximum length of AMPDU that the STA can receive in high-throughput (HT).
1562 * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
1563 */
1564enum ieee80211_max_ampdu_length_exp {
1565 IEEE80211_HT_MAX_AMPDU_8K = 0,
1566 IEEE80211_HT_MAX_AMPDU_16K = 1,
1567 IEEE80211_HT_MAX_AMPDU_32K = 2,
1568 IEEE80211_HT_MAX_AMPDU_64K = 3
1569};
1570
1571/*
1572 * Maximum length of AMPDU that the STA can receive in VHT.
1573 * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
1574 */
1575enum ieee80211_vht_max_ampdu_length_exp {
1576 IEEE80211_VHT_MAX_AMPDU_8K = 0,
1577 IEEE80211_VHT_MAX_AMPDU_16K = 1,
1578 IEEE80211_VHT_MAX_AMPDU_32K = 2,
1579 IEEE80211_VHT_MAX_AMPDU_64K = 3,
1580 IEEE80211_VHT_MAX_AMPDU_128K = 4,
1581 IEEE80211_VHT_MAX_AMPDU_256K = 5,
1582 IEEE80211_VHT_MAX_AMPDU_512K = 6,
1583 IEEE80211_VHT_MAX_AMPDU_1024K = 7
1584};
1585
1586#define IEEE80211_HT_MAX_AMPDU_FACTOR 13
1587
1588/* Minimum MPDU start spacing */
1589enum ieee80211_min_mpdu_spacing {
1590 IEEE80211_HT_MPDU_DENSITY_NONE = 0, /* No restriction */
1591 IEEE80211_HT_MPDU_DENSITY_0_25 = 1, /* 1/4 usec */
1592 IEEE80211_HT_MPDU_DENSITY_0_5 = 2, /* 1/2 usec */
1593 IEEE80211_HT_MPDU_DENSITY_1 = 3, /* 1 usec */
1594 IEEE80211_HT_MPDU_DENSITY_2 = 4, /* 2 usec */
1595 IEEE80211_HT_MPDU_DENSITY_4 = 5, /* 4 usec */
1596 IEEE80211_HT_MPDU_DENSITY_8 = 6, /* 8 usec */
1597 IEEE80211_HT_MPDU_DENSITY_16 = 7 /* 16 usec */
1598};
1599
1600/**
1601 * struct ieee80211_ht_operation - HT operation IE
1602 *
1603 * This structure is the "HT operation element" as
1604 * described in 802.11n-2009 7.3.2.57
1605 */
1606struct ieee80211_ht_operation {
1607 u8 primary_chan;
1608 u8 ht_param;
1609 __le16 operation_mode;
1610 __le16 stbc_param;
1611 u8 basic_set[16];
1612} __packed;
1613
1614/* for ht_param */
1615#define IEEE80211_HT_PARAM_CHA_SEC_OFFSET 0x03
1616#define IEEE80211_HT_PARAM_CHA_SEC_NONE 0x00
1617#define IEEE80211_HT_PARAM_CHA_SEC_ABOVE 0x01
1618#define IEEE80211_HT_PARAM_CHA_SEC_BELOW 0x03
1619#define IEEE80211_HT_PARAM_CHAN_WIDTH_ANY 0x04
1620#define IEEE80211_HT_PARAM_RIFS_MODE 0x08
1621
1622/* for operation_mode */
1623#define IEEE80211_HT_OP_MODE_PROTECTION 0x0003
1624#define IEEE80211_HT_OP_MODE_PROTECTION_NONE 0
1625#define IEEE80211_HT_OP_MODE_PROTECTION_NONMEMBER 1
1626#define IEEE80211_HT_OP_MODE_PROTECTION_20MHZ 2
1627#define IEEE80211_HT_OP_MODE_PROTECTION_NONHT_MIXED 3
1628#define IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT 0x0004
1629#define IEEE80211_HT_OP_MODE_NON_HT_STA_PRSNT 0x0010
1630#define IEEE80211_HT_OP_MODE_CCFS2_SHIFT 5
1631#define IEEE80211_HT_OP_MODE_CCFS2_MASK 0x1fe0
1632
1633/* for stbc_param */
1634#define IEEE80211_HT_STBC_PARAM_DUAL_BEACON 0x0040
1635#define IEEE80211_HT_STBC_PARAM_DUAL_CTS_PROT 0x0080
1636#define IEEE80211_HT_STBC_PARAM_STBC_BEACON 0x0100
1637#define IEEE80211_HT_STBC_PARAM_LSIG_TXOP_FULLPROT 0x0200
1638#define IEEE80211_HT_STBC_PARAM_PCO_ACTIVE 0x0400
1639#define IEEE80211_HT_STBC_PARAM_PCO_PHASE 0x0800
1640
1641
1642/* block-ack parameters */
1643#define IEEE80211_ADDBA_PARAM_AMSDU_MASK 0x0001
1644#define IEEE80211_ADDBA_PARAM_POLICY_MASK 0x0002
1645#define IEEE80211_ADDBA_PARAM_TID_MASK 0x003C
1646#define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFC0
1647#define IEEE80211_DELBA_PARAM_TID_MASK 0xF000
1648#define IEEE80211_DELBA_PARAM_INITIATOR_MASK 0x0800
1649
1650/*
1651 * A-MPDU buffer sizes
1652 * According to HT size varies from 8 to 64 frames
1653 * HE adds the ability to have up to 256 frames.
1654 */
1655#define IEEE80211_MIN_AMPDU_BUF 0x8
1656#define IEEE80211_MAX_AMPDU_BUF_HT 0x40
1657#define IEEE80211_MAX_AMPDU_BUF 0x100
1658
1659
1660/* Spatial Multiplexing Power Save Modes (for capability) */
1661#define WLAN_HT_CAP_SM_PS_STATIC 0
1662#define WLAN_HT_CAP_SM_PS_DYNAMIC 1
1663#define WLAN_HT_CAP_SM_PS_INVALID 2
1664#define WLAN_HT_CAP_SM_PS_DISABLED 3
1665
1666/* for SM power control field lower two bits */
1667#define WLAN_HT_SMPS_CONTROL_DISABLED 0
1668#define WLAN_HT_SMPS_CONTROL_STATIC 1
1669#define WLAN_HT_SMPS_CONTROL_DYNAMIC 3
1670
1671/**
1672 * struct ieee80211_vht_mcs_info - VHT MCS information
1673 * @rx_mcs_map: RX MCS map 2 bits for each stream, total 8 streams
1674 * @rx_highest: Indicates highest long GI VHT PPDU data rate
1675 * STA can receive. Rate expressed in units of 1 Mbps.
1676 * If this field is 0 this value should not be used to
1677 * consider the highest RX data rate supported.
1678 * The top 3 bits of this field indicate the Maximum NSTS,total
1679 * (a beamformee capability.)
1680 * @tx_mcs_map: TX MCS map 2 bits for each stream, total 8 streams
1681 * @tx_highest: Indicates highest long GI VHT PPDU data rate
1682 * STA can transmit. Rate expressed in units of 1 Mbps.
1683 * If this field is 0 this value should not be used to
1684 * consider the highest TX data rate supported.
1685 * The top 2 bits of this field are reserved, the
1686 * 3rd bit from the top indiciates VHT Extended NSS BW
1687 * Capability.
1688 */
1689struct ieee80211_vht_mcs_info {
1690 __le16 rx_mcs_map;
1691 __le16 rx_highest;
1692 __le16 tx_mcs_map;
1693 __le16 tx_highest;
1694} __packed;
1695
1696/* for rx_highest */
1697#define IEEE80211_VHT_MAX_NSTS_TOTAL_SHIFT 13
1698#define IEEE80211_VHT_MAX_NSTS_TOTAL_MASK (7 << IEEE80211_VHT_MAX_NSTS_TOTAL_SHIFT)
1699
1700/* for tx_highest */
1701#define IEEE80211_VHT_EXT_NSS_BW_CAPABLE (1 << 13)
1702
1703/**
1704 * enum ieee80211_vht_mcs_support - VHT MCS support definitions
1705 * @IEEE80211_VHT_MCS_SUPPORT_0_7: MCSes 0-7 are supported for the
1706 * number of streams
1707 * @IEEE80211_VHT_MCS_SUPPORT_0_8: MCSes 0-8 are supported
1708 * @IEEE80211_VHT_MCS_SUPPORT_0_9: MCSes 0-9 are supported
1709 * @IEEE80211_VHT_MCS_NOT_SUPPORTED: This number of streams isn't supported
1710 *
1711 * These definitions are used in each 2-bit subfield of the @rx_mcs_map
1712 * and @tx_mcs_map fields of &struct ieee80211_vht_mcs_info, which are
1713 * both split into 8 subfields by number of streams. These values indicate
1714 * which MCSes are supported for the number of streams the value appears
1715 * for.
1716 */
1717enum ieee80211_vht_mcs_support {
1718 IEEE80211_VHT_MCS_SUPPORT_0_7 = 0,
1719 IEEE80211_VHT_MCS_SUPPORT_0_8 = 1,
1720 IEEE80211_VHT_MCS_SUPPORT_0_9 = 2,
1721 IEEE80211_VHT_MCS_NOT_SUPPORTED = 3,
1722};
1723
1724/**
1725 * struct ieee80211_vht_cap - VHT capabilities
1726 *
1727 * This structure is the "VHT capabilities element" as
1728 * described in 802.11ac D3.0 8.4.2.160
1729 * @vht_cap_info: VHT capability info
1730 * @supp_mcs: VHT MCS supported rates
1731 */
1732struct ieee80211_vht_cap {
1733 __le32 vht_cap_info;
1734 struct ieee80211_vht_mcs_info supp_mcs;
1735} __packed;
1736
1737/**
1738 * enum ieee80211_vht_chanwidth - VHT channel width
1739 * @IEEE80211_VHT_CHANWIDTH_USE_HT: use the HT operation IE to
1740 * determine the channel width (20 or 40 MHz)
1741 * @IEEE80211_VHT_CHANWIDTH_80MHZ: 80 MHz bandwidth
1742 * @IEEE80211_VHT_CHANWIDTH_160MHZ: 160 MHz bandwidth
1743 * @IEEE80211_VHT_CHANWIDTH_80P80MHZ: 80+80 MHz bandwidth
1744 */
1745enum ieee80211_vht_chanwidth {
1746 IEEE80211_VHT_CHANWIDTH_USE_HT = 0,
1747 IEEE80211_VHT_CHANWIDTH_80MHZ = 1,
1748 IEEE80211_VHT_CHANWIDTH_160MHZ = 2,
1749 IEEE80211_VHT_CHANWIDTH_80P80MHZ = 3,
1750};
1751
1752/**
1753 * struct ieee80211_vht_operation - VHT operation IE
1754 *
1755 * This structure is the "VHT operation element" as
1756 * described in 802.11ac D3.0 8.4.2.161
1757 * @chan_width: Operating channel width
1758 * @center_freq_seg0_idx: center freq segment 0 index
1759 * @center_freq_seg1_idx: center freq segment 1 index
1760 * @basic_mcs_set: VHT Basic MCS rate set
1761 */
1762struct ieee80211_vht_operation {
1763 u8 chan_width;
1764 u8 center_freq_seg0_idx;
1765 u8 center_freq_seg1_idx;
1766 __le16 basic_mcs_set;
1767} __packed;
1768
1769/**
1770 * struct ieee80211_he_cap_elem - HE capabilities element
1771 *
1772 * This structure is the "HE capabilities element" fixed fields as
1773 * described in P802.11ax_D4.0 section 9.4.2.242.2 and 9.4.2.242.3
1774 */
1775struct ieee80211_he_cap_elem {
1776 u8 mac_cap_info[6];
1777 u8 phy_cap_info[11];
1778} __packed;
1779
1780#define IEEE80211_TX_RX_MCS_NSS_DESC_MAX_LEN 5
1781
1782/**
1783 * enum ieee80211_he_mcs_support - HE MCS support definitions
1784 * @IEEE80211_HE_MCS_SUPPORT_0_7: MCSes 0-7 are supported for the
1785 * number of streams
1786 * @IEEE80211_HE_MCS_SUPPORT_0_9: MCSes 0-9 are supported
1787 * @IEEE80211_HE_MCS_SUPPORT_0_11: MCSes 0-11 are supported
1788 * @IEEE80211_HE_MCS_NOT_SUPPORTED: This number of streams isn't supported
1789 *
1790 * These definitions are used in each 2-bit subfield of the rx_mcs_*
1791 * and tx_mcs_* fields of &struct ieee80211_he_mcs_nss_supp, which are
1792 * both split into 8 subfields by number of streams. These values indicate
1793 * which MCSes are supported for the number of streams the value appears
1794 * for.
1795 */
1796enum ieee80211_he_mcs_support {
1797 IEEE80211_HE_MCS_SUPPORT_0_7 = 0,
1798 IEEE80211_HE_MCS_SUPPORT_0_9 = 1,
1799 IEEE80211_HE_MCS_SUPPORT_0_11 = 2,
1800 IEEE80211_HE_MCS_NOT_SUPPORTED = 3,
1801};
1802
1803/**
1804 * struct ieee80211_he_mcs_nss_supp - HE Tx/Rx HE MCS NSS Support Field
1805 *
1806 * This structure holds the data required for the Tx/Rx HE MCS NSS Support Field
1807 * described in P802.11ax_D2.0 section 9.4.2.237.4
1808 *
1809 * @rx_mcs_80: Rx MCS map 2 bits for each stream, total 8 streams, for channel
1810 * widths less than 80MHz.
1811 * @tx_mcs_80: Tx MCS map 2 bits for each stream, total 8 streams, for channel
1812 * widths less than 80MHz.
1813 * @rx_mcs_160: Rx MCS map 2 bits for each stream, total 8 streams, for channel
1814 * width 160MHz.
1815 * @tx_mcs_160: Tx MCS map 2 bits for each stream, total 8 streams, for channel
1816 * width 160MHz.
1817 * @rx_mcs_80p80: Rx MCS map 2 bits for each stream, total 8 streams, for
1818 * channel width 80p80MHz.
1819 * @tx_mcs_80p80: Tx MCS map 2 bits for each stream, total 8 streams, for
1820 * channel width 80p80MHz.
1821 */
1822struct ieee80211_he_mcs_nss_supp {
1823 __le16 rx_mcs_80;
1824 __le16 tx_mcs_80;
1825 __le16 rx_mcs_160;
1826 __le16 tx_mcs_160;
1827 __le16 rx_mcs_80p80;
1828 __le16 tx_mcs_80p80;
1829} __packed;
1830
1831/**
1832 * struct ieee80211_he_operation - HE capabilities element
1833 *
1834 * This structure is the "HE operation element" fields as
1835 * described in P802.11ax_D4.0 section 9.4.2.243
1836 */
1837struct ieee80211_he_operation {
1838 __le32 he_oper_params;
1839 __le16 he_mcs_nss_set;
1840 /* Optional 0,1,3,4,5,7 or 8 bytes: depends on @he_oper_params */
1841 u8 optional[];
1842} __packed;
1843
1844/**
1845 * struct ieee80211_he_spr - HE spatial reuse element
1846 *
1847 * This structure is the "HE spatial reuse element" element as
1848 * described in P802.11ax_D4.0 section 9.4.2.241
1849 */
1850struct ieee80211_he_spr {
1851 u8 he_sr_control;
1852 /* Optional 0 to 19 bytes: depends on @he_sr_control */
1853 u8 optional[];
1854} __packed;
1855
1856/**
1857 * struct ieee80211_he_mu_edca_param_ac_rec - MU AC Parameter Record field
1858 *
1859 * This structure is the "MU AC Parameter Record" fields as
1860 * described in P802.11ax_D4.0 section 9.4.2.245
1861 */
1862struct ieee80211_he_mu_edca_param_ac_rec {
1863 u8 aifsn;
1864 u8 ecw_min_max;
1865 u8 mu_edca_timer;
1866} __packed;
1867
1868/**
1869 * struct ieee80211_mu_edca_param_set - MU EDCA Parameter Set element
1870 *
1871 * This structure is the "MU EDCA Parameter Set element" fields as
1872 * described in P802.11ax_D4.0 section 9.4.2.245
1873 */
1874struct ieee80211_mu_edca_param_set {
1875 u8 mu_qos_info;
1876 struct ieee80211_he_mu_edca_param_ac_rec ac_be;
1877 struct ieee80211_he_mu_edca_param_ac_rec ac_bk;
1878 struct ieee80211_he_mu_edca_param_ac_rec ac_vi;
1879 struct ieee80211_he_mu_edca_param_ac_rec ac_vo;
1880} __packed;
1881
1882/* 802.11ac VHT Capabilities */
1883#define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895 0x00000000
1884#define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991 0x00000001
1885#define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454 0x00000002
1886#define IEEE80211_VHT_CAP_MAX_MPDU_MASK 0x00000003
1887#define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ 0x00000004
1888#define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ 0x00000008
1889#define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_MASK 0x0000000C
1890#define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_SHIFT 2
1891#define IEEE80211_VHT_CAP_RXLDPC 0x00000010
1892#define IEEE80211_VHT_CAP_SHORT_GI_80 0x00000020
1893#define IEEE80211_VHT_CAP_SHORT_GI_160 0x00000040
1894#define IEEE80211_VHT_CAP_TXSTBC 0x00000080
1895#define IEEE80211_VHT_CAP_RXSTBC_1 0x00000100
1896#define IEEE80211_VHT_CAP_RXSTBC_2 0x00000200
1897#define IEEE80211_VHT_CAP_RXSTBC_3 0x00000300
1898#define IEEE80211_VHT_CAP_RXSTBC_4 0x00000400
1899#define IEEE80211_VHT_CAP_RXSTBC_MASK 0x00000700
1900#define IEEE80211_VHT_CAP_RXSTBC_SHIFT 8
1901#define IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE 0x00000800
1902#define IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE 0x00001000
1903#define IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT 13
1904#define IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK \
1905 (7 << IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT)
1906#define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT 16
1907#define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK \
1908 (7 << IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT)
1909#define IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE 0x00080000
1910#define IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE 0x00100000
1911#define IEEE80211_VHT_CAP_VHT_TXOP_PS 0x00200000
1912#define IEEE80211_VHT_CAP_HTC_VHT 0x00400000
1913#define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT 23
1914#define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK \
1915 (7 << IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT)
1916#define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_UNSOL_MFB 0x08000000
1917#define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB 0x0c000000
1918#define IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN 0x10000000
1919#define IEEE80211_VHT_CAP_TX_ANTENNA_PATTERN 0x20000000
1920#define IEEE80211_VHT_CAP_EXT_NSS_BW_SHIFT 30
1921#define IEEE80211_VHT_CAP_EXT_NSS_BW_MASK 0xc0000000
1922
1923/**
1924 * ieee80211_get_vht_max_nss - return max NSS for a given bandwidth/MCS
1925 * @cap: VHT capabilities of the peer
1926 * @bw: bandwidth to use
1927 * @mcs: MCS index to use
1928 * @ext_nss_bw_capable: indicates whether or not the local transmitter
1929 * (rate scaling algorithm) can deal with the new logic
1930 * (dot11VHTExtendedNSSBWCapable)
1931 * @max_vht_nss: current maximum NSS as advertised by the STA in
1932 * operating mode notification, can be 0 in which case the
1933 * capability data will be used to derive this (from MCS support)
1934 *
1935 * Due to the VHT Extended NSS Bandwidth Support, the maximum NSS can
1936 * vary for a given BW/MCS. This function parses the data.
1937 *
1938 * Note: This function is exported by cfg80211.
1939 */
1940int ieee80211_get_vht_max_nss(struct ieee80211_vht_cap *cap,
1941 enum ieee80211_vht_chanwidth bw,
1942 int mcs, bool ext_nss_bw_capable,
1943 unsigned int max_vht_nss);
1944
1945/* 802.11ax HE MAC capabilities */
1946#define IEEE80211_HE_MAC_CAP0_HTC_HE 0x01
1947#define IEEE80211_HE_MAC_CAP0_TWT_REQ 0x02
1948#define IEEE80211_HE_MAC_CAP0_TWT_RES 0x04
1949#define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_NOT_SUPP 0x00
1950#define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_1 0x08
1951#define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_2 0x10
1952#define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_3 0x18
1953#define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_MASK 0x18
1954#define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_1 0x00
1955#define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_2 0x20
1956#define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_4 0x40
1957#define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_8 0x60
1958#define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_16 0x80
1959#define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_32 0xa0
1960#define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_64 0xc0
1961#define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_UNLIMITED 0xe0
1962#define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_MASK 0xe0
1963
1964#define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_UNLIMITED 0x00
1965#define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_128 0x01
1966#define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_256 0x02
1967#define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_512 0x03
1968#define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_MASK 0x03
1969#define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_0US 0x00
1970#define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_8US 0x04
1971#define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_16US 0x08
1972#define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_MASK 0x0c
1973#define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_1 0x00
1974#define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_2 0x10
1975#define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_3 0x20
1976#define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_4 0x30
1977#define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_5 0x40
1978#define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_6 0x50
1979#define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_7 0x60
1980#define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_8 0x70
1981#define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_MASK 0x70
1982
1983/* Link adaptation is split between byte HE_MAC_CAP1 and
1984 * HE_MAC_CAP2. It should be set only if IEEE80211_HE_MAC_CAP0_HTC_HE
1985 * in which case the following values apply:
1986 * 0 = No feedback.
1987 * 1 = reserved.
1988 * 2 = Unsolicited feedback.
1989 * 3 = both
1990 */
1991#define IEEE80211_HE_MAC_CAP1_LINK_ADAPTATION 0x80
1992
1993#define IEEE80211_HE_MAC_CAP2_LINK_ADAPTATION 0x01
1994#define IEEE80211_HE_MAC_CAP2_ALL_ACK 0x02
1995#define IEEE80211_HE_MAC_CAP2_TRS 0x04
1996#define IEEE80211_HE_MAC_CAP2_BSR 0x08
1997#define IEEE80211_HE_MAC_CAP2_BCAST_TWT 0x10
1998#define IEEE80211_HE_MAC_CAP2_32BIT_BA_BITMAP 0x20
1999#define IEEE80211_HE_MAC_CAP2_MU_CASCADING 0x40
2000#define IEEE80211_HE_MAC_CAP2_ACK_EN 0x80
2001
2002#define IEEE80211_HE_MAC_CAP3_OMI_CONTROL 0x02
2003#define IEEE80211_HE_MAC_CAP3_OFDMA_RA 0x04
2004
2005/* The maximum length of an A-MDPU is defined by the combination of the Maximum
2006 * A-MDPU Length Exponent field in the HT capabilities, VHT capabilities and the
2007 * same field in the HE capabilities.
2008 */
2009#define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_0 0x00
2010#define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_1 0x08
2011#define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_2 0x10
2012#define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_3 0x18
2013#define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_MASK 0x18
2014#define IEEE80211_HE_MAC_CAP3_AMSDU_FRAG 0x20
2015#define IEEE80211_HE_MAC_CAP3_FLEX_TWT_SCHED 0x40
2016#define IEEE80211_HE_MAC_CAP3_RX_CTRL_FRAME_TO_MULTIBSS 0x80
2017
2018#define IEEE80211_HE_MAC_CAP4_BSRP_BQRP_A_MPDU_AGG 0x01
2019#define IEEE80211_HE_MAC_CAP4_QTP 0x02
2020#define IEEE80211_HE_MAC_CAP4_BQR 0x04
2021#define IEEE80211_HE_MAC_CAP4_PSR_RESP 0x08
2022#define IEEE80211_HE_MAC_CAP4_NDP_FB_REP 0x10
2023#define IEEE80211_HE_MAC_CAP4_OPS 0x20
2024#define IEEE80211_HE_MAC_CAP4_AMSDU_IN_AMPDU 0x40
2025/* Multi TID agg TX is split between byte #4 and #5
2026 * The value is a combination of B39,B40,B41
2027 */
2028#define IEEE80211_HE_MAC_CAP4_MULTI_TID_AGG_TX_QOS_B39 0x80
2029
2030#define IEEE80211_HE_MAC_CAP5_MULTI_TID_AGG_TX_QOS_B40 0x01
2031#define IEEE80211_HE_MAC_CAP5_MULTI_TID_AGG_TX_QOS_B41 0x02
2032#define IEEE80211_HE_MAC_CAP5_SUBCHAN_SELECTIVE_TRANSMISSION 0x04
2033#define IEEE80211_HE_MAC_CAP5_UL_2x996_TONE_RU 0x08
2034#define IEEE80211_HE_MAC_CAP5_OM_CTRL_UL_MU_DATA_DIS_RX 0x10
2035#define IEEE80211_HE_MAC_CAP5_HE_DYNAMIC_SM_PS 0x20
2036#define IEEE80211_HE_MAC_CAP5_PUNCTURED_SOUNDING 0x40
2037#define IEEE80211_HE_MAC_CAP5_HT_VHT_TRIG_FRAME_RX 0x80
2038
2039#define IEEE80211_HE_VHT_MAX_AMPDU_FACTOR 20
2040#define IEEE80211_HE_HT_MAX_AMPDU_FACTOR 16
2041
2042/* 802.11ax HE PHY capabilities */
2043#define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G 0x02
2044#define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G 0x04
2045#define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G 0x08
2046#define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G 0x10
2047#define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_2G 0x20
2048#define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_5G 0x40
2049#define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_MASK 0xfe
2050
2051#define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_80MHZ_ONLY_SECOND_20MHZ 0x01
2052#define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_80MHZ_ONLY_SECOND_40MHZ 0x02
2053#define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_160MHZ_ONLY_SECOND_20MHZ 0x04
2054#define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_160MHZ_ONLY_SECOND_40MHZ 0x08
2055#define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_MASK 0x0f
2056#define IEEE80211_HE_PHY_CAP1_DEVICE_CLASS_A 0x10
2057#define IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD 0x20
2058#define IEEE80211_HE_PHY_CAP1_HE_LTF_AND_GI_FOR_HE_PPDUS_0_8US 0x40
2059/* Midamble RX/TX Max NSTS is split between byte #2 and byte #3 */
2060#define IEEE80211_HE_PHY_CAP1_MIDAMBLE_RX_TX_MAX_NSTS 0x80
2061
2062#define IEEE80211_HE_PHY_CAP2_MIDAMBLE_RX_TX_MAX_NSTS 0x01
2063#define IEEE80211_HE_PHY_CAP2_NDP_4x_LTF_AND_3_2US 0x02
2064#define IEEE80211_HE_PHY_CAP2_STBC_TX_UNDER_80MHZ 0x04
2065#define IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ 0x08
2066#define IEEE80211_HE_PHY_CAP2_DOPPLER_TX 0x10
2067#define IEEE80211_HE_PHY_CAP2_DOPPLER_RX 0x20
2068
2069/* Note that the meaning of UL MU below is different between an AP and a non-AP
2070 * sta, where in the AP case it indicates support for Rx and in the non-AP sta
2071 * case it indicates support for Tx.
2072 */
2073#define IEEE80211_HE_PHY_CAP2_UL_MU_FULL_MU_MIMO 0x40
2074#define IEEE80211_HE_PHY_CAP2_UL_MU_PARTIAL_MU_MIMO 0x80
2075
2076#define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_NO_DCM 0x00
2077#define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_BPSK 0x01
2078#define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_QPSK 0x02
2079#define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_16_QAM 0x03
2080#define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_MASK 0x03
2081#define IEEE80211_HE_PHY_CAP3_DCM_MAX_TX_NSS_1 0x00
2082#define IEEE80211_HE_PHY_CAP3_DCM_MAX_TX_NSS_2 0x04
2083#define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_NO_DCM 0x00
2084#define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_BPSK 0x08
2085#define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_QPSK 0x10
2086#define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_16_QAM 0x18
2087#define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_MASK 0x18
2088#define IEEE80211_HE_PHY_CAP3_DCM_MAX_RX_NSS_1 0x00
2089#define IEEE80211_HE_PHY_CAP3_DCM_MAX_RX_NSS_2 0x20
2090#define IEEE80211_HE_PHY_CAP3_RX_PARTIAL_BW_SU_IN_20MHZ_MU 0x40
2091#define IEEE80211_HE_PHY_CAP3_SU_BEAMFORMER 0x80
2092
2093#define IEEE80211_HE_PHY_CAP4_SU_BEAMFORMEE 0x01
2094#define IEEE80211_HE_PHY_CAP4_MU_BEAMFORMER 0x02
2095
2096/* Minimal allowed value of Max STS under 80MHz is 3 */
2097#define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_4 0x0c
2098#define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_5 0x10
2099#define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_6 0x14
2100#define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_7 0x18
2101#define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_8 0x1c
2102#define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_MASK 0x1c
2103
2104/* Minimal allowed value of Max STS above 80MHz is 3 */
2105#define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_4 0x60
2106#define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_5 0x80
2107#define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_6 0xa0
2108#define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_7 0xc0
2109#define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_8 0xe0
2110#define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_MASK 0xe0
2111
2112#define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_1 0x00
2113#define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_2 0x01
2114#define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_3 0x02
2115#define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_4 0x03
2116#define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_5 0x04
2117#define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_6 0x05
2118#define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_7 0x06
2119#define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_8 0x07
2120#define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK 0x07
2121
2122#define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_1 0x00
2123#define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_2 0x08
2124#define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_3 0x10
2125#define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_4 0x18
2126#define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_5 0x20
2127#define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_6 0x28
2128#define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_7 0x30
2129#define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_8 0x38
2130#define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_MASK 0x38
2131
2132#define IEEE80211_HE_PHY_CAP5_NG16_SU_FEEDBACK 0x40
2133#define IEEE80211_HE_PHY_CAP5_NG16_MU_FEEDBACK 0x80
2134
2135#define IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_42_SU 0x01
2136#define IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_75_MU 0x02
2137#define IEEE80211_HE_PHY_CAP6_TRIG_SU_BEAMFORMING_FB 0x04
2138#define IEEE80211_HE_PHY_CAP6_TRIG_MU_BEAMFORMING_PARTIAL_BW_FB 0x08
2139#define IEEE80211_HE_PHY_CAP6_TRIG_CQI_FB 0x10
2140#define IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE 0x20
2141#define IEEE80211_HE_PHY_CAP6_PARTIAL_BANDWIDTH_DL_MUMIMO 0x40
2142#define IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT 0x80
2143
2144#define IEEE80211_HE_PHY_CAP7_PSR_BASED_SR 0x01
2145#define IEEE80211_HE_PHY_CAP7_POWER_BOOST_FACTOR_SUPP 0x02
2146#define IEEE80211_HE_PHY_CAP7_HE_SU_MU_PPDU_4XLTF_AND_08_US_GI 0x04
2147#define IEEE80211_HE_PHY_CAP7_MAX_NC_1 0x08
2148#define IEEE80211_HE_PHY_CAP7_MAX_NC_2 0x10
2149#define IEEE80211_HE_PHY_CAP7_MAX_NC_3 0x18
2150#define IEEE80211_HE_PHY_CAP7_MAX_NC_4 0x20
2151#define IEEE80211_HE_PHY_CAP7_MAX_NC_5 0x28
2152#define IEEE80211_HE_PHY_CAP7_MAX_NC_6 0x30
2153#define IEEE80211_HE_PHY_CAP7_MAX_NC_7 0x38
2154#define IEEE80211_HE_PHY_CAP7_MAX_NC_MASK 0x38
2155#define IEEE80211_HE_PHY_CAP7_STBC_TX_ABOVE_80MHZ 0x40
2156#define IEEE80211_HE_PHY_CAP7_STBC_RX_ABOVE_80MHZ 0x80
2157
2158#define IEEE80211_HE_PHY_CAP8_HE_ER_SU_PPDU_4XLTF_AND_08_US_GI 0x01
2159#define IEEE80211_HE_PHY_CAP8_20MHZ_IN_40MHZ_HE_PPDU_IN_2G 0x02
2160#define IEEE80211_HE_PHY_CAP8_20MHZ_IN_160MHZ_HE_PPDU 0x04
2161#define IEEE80211_HE_PHY_CAP8_80MHZ_IN_160MHZ_HE_PPDU 0x08
2162#define IEEE80211_HE_PHY_CAP8_HE_ER_SU_1XLTF_AND_08_US_GI 0x10
2163#define IEEE80211_HE_PHY_CAP8_MIDAMBLE_RX_TX_2X_AND_1XLTF 0x20
2164#define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_242 0x00
2165#define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_484 0x40
2166#define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_996 0x80
2167#define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_2x996 0xc0
2168#define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_MASK 0xc0
2169
2170#define IEEE80211_HE_PHY_CAP9_LONGER_THAN_16_SIGB_OFDM_SYM 0x01
2171#define IEEE80211_HE_PHY_CAP9_NON_TRIGGERED_CQI_FEEDBACK 0x02
2172#define IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU 0x04
2173#define IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU 0x08
2174#define IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_COMP_SIGB 0x10
2175#define IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_NON_COMP_SIGB 0x20
2176#define IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_0US 0x00
2177#define IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_8US 0x40
2178#define IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_16US 0x80
2179#define IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_RESERVED 0xc0
2180#define IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_MASK 0xc0
2181
2182#define IEEE80211_HE_PHY_CAP10_HE_MU_M1RU_MAX_LTF 0x01
2183
2184/* 802.11ax HE TX/RX MCS NSS Support */
2185#define IEEE80211_TX_RX_MCS_NSS_SUPP_HIGHEST_MCS_POS (3)
2186#define IEEE80211_TX_RX_MCS_NSS_SUPP_TX_BITMAP_POS (6)
2187#define IEEE80211_TX_RX_MCS_NSS_SUPP_RX_BITMAP_POS (11)
2188#define IEEE80211_TX_RX_MCS_NSS_SUPP_TX_BITMAP_MASK 0x07c0
2189#define IEEE80211_TX_RX_MCS_NSS_SUPP_RX_BITMAP_MASK 0xf800
2190
2191/* TX/RX HE MCS Support field Highest MCS subfield encoding */
2192enum ieee80211_he_highest_mcs_supported_subfield_enc {
2193 HIGHEST_MCS_SUPPORTED_MCS7 = 0,
2194 HIGHEST_MCS_SUPPORTED_MCS8,
2195 HIGHEST_MCS_SUPPORTED_MCS9,
2196 HIGHEST_MCS_SUPPORTED_MCS10,
2197 HIGHEST_MCS_SUPPORTED_MCS11,
2198};
2199
2200/* Calculate 802.11ax HE capabilities IE Tx/Rx HE MCS NSS Support Field size */
2201static inline u8
2202ieee80211_he_mcs_nss_size(const struct ieee80211_he_cap_elem *he_cap)
2203{
2204 u8 count = 4;
2205
2206 if (he_cap->phy_cap_info[0] &
2207 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G)
2208 count += 4;
2209
2210 if (he_cap->phy_cap_info[0] &
2211 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G)
2212 count += 4;
2213
2214 return count;
2215}
2216
2217/* 802.11ax HE PPE Thresholds */
2218#define IEEE80211_PPE_THRES_NSS_SUPPORT_2NSS (1)
2219#define IEEE80211_PPE_THRES_NSS_POS (0)
2220#define IEEE80211_PPE_THRES_NSS_MASK (7)
2221#define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_2x966_AND_966_RU \
2222 (BIT(5) | BIT(6))
2223#define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK 0x78
2224#define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_POS (3)
2225#define IEEE80211_PPE_THRES_INFO_PPET_SIZE (3)
2226
2227/*
2228 * Calculate 802.11ax HE capabilities IE PPE field size
2229 * Input: Header byte of ppe_thres (first byte), and HE capa IE's PHY cap u8*
2230 */
2231static inline u8
2232ieee80211_he_ppe_size(u8 ppe_thres_hdr, const u8 *phy_cap_info)
2233{
2234 u8 n;
2235
2236 if ((phy_cap_info[6] &
2237 IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) == 0)
2238 return 0;
2239
2240 n = hweight8(ppe_thres_hdr &
2241 IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK);
2242 n *= (1 + ((ppe_thres_hdr & IEEE80211_PPE_THRES_NSS_MASK) >>
2243 IEEE80211_PPE_THRES_NSS_POS));
2244
2245 /*
2246 * Each pair is 6 bits, and we need to add the 7 "header" bits to the
2247 * total size.
2248 */
2249 n = (n * IEEE80211_PPE_THRES_INFO_PPET_SIZE * 2) + 7;
2250 n = DIV_ROUND_UP(n, 8);
2251
2252 return n;
2253}
2254
2255/* HE Operation defines */
2256#define IEEE80211_HE_OPERATION_DFLT_PE_DURATION_MASK 0x00000007
2257#define IEEE80211_HE_OPERATION_TWT_REQUIRED 0x00000008
2258#define IEEE80211_HE_OPERATION_RTS_THRESHOLD_MASK 0x00003ff0
2259#define IEEE80211_HE_OPERATION_RTS_THRESHOLD_OFFSET 4
2260#define IEEE80211_HE_OPERATION_VHT_OPER_INFO 0x00004000
2261#define IEEE80211_HE_OPERATION_CO_HOSTED_BSS 0x00008000
2262#define IEEE80211_HE_OPERATION_ER_SU_DISABLE 0x00010000
2263#define IEEE80211_HE_OPERATION_6GHZ_OP_INFO 0x00020000
2264#define IEEE80211_HE_OPERATION_BSS_COLOR_MASK 0x3f000000
2265#define IEEE80211_HE_OPERATION_BSS_COLOR_OFFSET 24
2266#define IEEE80211_HE_OPERATION_PARTIAL_BSS_COLOR 0x40000000
2267#define IEEE80211_HE_OPERATION_BSS_COLOR_DISABLED 0x80000000
2268
2269/**
2270 * ieee80211_he_6ghz_oper - HE 6 GHz operation Information field
2271 * @primary: primary channel
2272 * @control: control flags
2273 * @ccfs0: channel center frequency segment 0
2274 * @ccfs1: channel center frequency segment 1
2275 * @minrate: minimum rate (in 1 Mbps units)
2276 */
2277struct ieee80211_he_6ghz_oper {
2278 u8 primary;
2279#define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH 0x3
2280#define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_20MHZ 0
2281#define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_40MHZ 1
2282#define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_80MHZ 2
2283#define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_160MHZ 3
2284#define IEEE80211_HE_6GHZ_OPER_CTRL_DUP_BEACON 0x4
2285 u8 control;
2286 u8 ccfs0;
2287 u8 ccfs1;
2288 u8 minrate;
2289} __packed;
2290
2291/*
2292 * ieee80211_he_oper_size - calculate 802.11ax HE Operations IE size
2293 * @he_oper_ie: byte data of the He Operations IE, stating from the byte
2294 * after the ext ID byte. It is assumed that he_oper_ie has at least
2295 * sizeof(struct ieee80211_he_operation) bytes, the caller must have
2296 * validated this.
2297 * @return the actual size of the IE data (not including header), or 0 on error
2298 */
2299static inline u8
2300ieee80211_he_oper_size(const u8 *he_oper_ie)
2301{
2302 struct ieee80211_he_operation *he_oper = (void *)he_oper_ie;
2303 u8 oper_len = sizeof(struct ieee80211_he_operation);
2304 u32 he_oper_params;
2305
2306 /* Make sure the input is not NULL */
2307 if (!he_oper_ie)
2308 return 0;
2309
2310 /* Calc required length */
2311 he_oper_params = le32_to_cpu(he_oper->he_oper_params);
2312 if (he_oper_params & IEEE80211_HE_OPERATION_VHT_OPER_INFO)
2313 oper_len += 3;
2314 if (he_oper_params & IEEE80211_HE_OPERATION_CO_HOSTED_BSS)
2315 oper_len++;
2316 if (he_oper_params & IEEE80211_HE_OPERATION_6GHZ_OP_INFO)
2317 oper_len += sizeof(struct ieee80211_he_6ghz_oper);
2318
2319 /* Add the first byte (extension ID) to the total length */
2320 oper_len++;
2321
2322 return oper_len;
2323}
2324
2325/**
2326 * ieee80211_he_6ghz_oper - obtain 6 GHz operation field
2327 * @he_oper: HE operation element (must be pre-validated for size)
2328 * but may be %NULL
2329 *
2330 * Return: a pointer to the 6 GHz operation field, or %NULL
2331 */
2332static inline const struct ieee80211_he_6ghz_oper *
2333ieee80211_he_6ghz_oper(const struct ieee80211_he_operation *he_oper)
2334{
2335 const u8 *ret = (void *)&he_oper->optional;
2336 u32 he_oper_params;
2337
2338 if (!he_oper)
2339 return NULL;
2340
2341 he_oper_params = le32_to_cpu(he_oper->he_oper_params);
2342
2343 if (!(he_oper_params & IEEE80211_HE_OPERATION_6GHZ_OP_INFO))
2344 return NULL;
2345 if (he_oper_params & IEEE80211_HE_OPERATION_VHT_OPER_INFO)
2346 ret += 3;
2347 if (he_oper_params & IEEE80211_HE_OPERATION_CO_HOSTED_BSS)
2348 ret++;
2349
2350 return (void *)ret;
2351}
2352
2353/* HE Spatial Reuse defines */
2354#define IEEE80211_HE_SPR_PSR_DISALLOWED BIT(0)
2355#define IEEE80211_HE_SPR_NON_SRG_OBSS_PD_SR_DISALLOWED BIT(1)
2356#define IEEE80211_HE_SPR_NON_SRG_OFFSET_PRESENT BIT(2)
2357#define IEEE80211_HE_SPR_SRG_INFORMATION_PRESENT BIT(3)
2358#define IEEE80211_HE_SPR_HESIGA_SR_VAL15_ALLOWED BIT(4)
2359
2360/*
2361 * ieee80211_he_spr_size - calculate 802.11ax HE Spatial Reuse IE size
2362 * @he_spr_ie: byte data of the He Spatial Reuse IE, stating from the byte
2363 * after the ext ID byte. It is assumed that he_spr_ie has at least
2364 * sizeof(struct ieee80211_he_spr) bytes, the caller must have validated
2365 * this
2366 * @return the actual size of the IE data (not including header), or 0 on error
2367 */
2368static inline u8
2369ieee80211_he_spr_size(const u8 *he_spr_ie)
2370{
2371 struct ieee80211_he_spr *he_spr = (void *)he_spr_ie;
2372 u8 spr_len = sizeof(struct ieee80211_he_spr);
2373 u8 he_spr_params;
2374
2375 /* Make sure the input is not NULL */
2376 if (!he_spr_ie)
2377 return 0;
2378
2379 /* Calc required length */
2380 he_spr_params = he_spr->he_sr_control;
2381 if (he_spr_params & IEEE80211_HE_SPR_NON_SRG_OFFSET_PRESENT)
2382 spr_len++;
2383 if (he_spr_params & IEEE80211_HE_SPR_SRG_INFORMATION_PRESENT)
2384 spr_len += 18;
2385
2386 /* Add the first byte (extension ID) to the total length */
2387 spr_len++;
2388
2389 return spr_len;
2390}
2391
2392/* S1G Capabilities Information field */
2393#define IEEE80211_S1G_CAPABILITY_LEN 15
2394
2395#define S1G_CAP0_S1G_LONG BIT(0)
2396#define S1G_CAP0_SGI_1MHZ BIT(1)
2397#define S1G_CAP0_SGI_2MHZ BIT(2)
2398#define S1G_CAP0_SGI_4MHZ BIT(3)
2399#define S1G_CAP0_SGI_8MHZ BIT(4)
2400#define S1G_CAP0_SGI_16MHZ BIT(5)
2401#define S1G_CAP0_SUPP_CH_WIDTH GENMASK(7, 6)
2402
2403#define S1G_SUPP_CH_WIDTH_2 0
2404#define S1G_SUPP_CH_WIDTH_4 1
2405#define S1G_SUPP_CH_WIDTH_8 2
2406#define S1G_SUPP_CH_WIDTH_16 3
2407#define S1G_SUPP_CH_WIDTH_MAX(cap) ((1 << FIELD_GET(S1G_CAP0_SUPP_CH_WIDTH, \
2408 cap[0])) << 1)
2409
2410#define S1G_CAP1_RX_LDPC BIT(0)
2411#define S1G_CAP1_TX_STBC BIT(1)
2412#define S1G_CAP1_RX_STBC BIT(2)
2413#define S1G_CAP1_SU_BFER BIT(3)
2414#define S1G_CAP1_SU_BFEE BIT(4)
2415#define S1G_CAP1_BFEE_STS GENMASK(7, 5)
2416
2417#define S1G_CAP2_SOUNDING_DIMENSIONS GENMASK(2, 0)
2418#define S1G_CAP2_MU_BFER BIT(3)
2419#define S1G_CAP2_MU_BFEE BIT(4)
2420#define S1G_CAP2_PLUS_HTC_VHT BIT(5)
2421#define S1G_CAP2_TRAVELING_PILOT GENMASK(7, 6)
2422
2423#define S1G_CAP3_RD_RESPONDER BIT(0)
2424#define S1G_CAP3_HT_DELAYED_BA BIT(1)
2425#define S1G_CAP3_MAX_MPDU_LEN BIT(2)
2426#define S1G_CAP3_MAX_AMPDU_LEN_EXP GENMASK(4, 3)
2427#define S1G_CAP3_MIN_MPDU_START GENMASK(7, 5)
2428
2429#define S1G_CAP4_UPLINK_SYNC BIT(0)
2430#define S1G_CAP4_DYNAMIC_AID BIT(1)
2431#define S1G_CAP4_BAT BIT(2)
2432#define S1G_CAP4_TIME_ADE BIT(3)
2433#define S1G_CAP4_NON_TIM BIT(4)
2434#define S1G_CAP4_GROUP_AID BIT(5)
2435#define S1G_CAP4_STA_TYPE GENMASK(7, 6)
2436
2437#define S1G_CAP5_CENT_AUTH_CONTROL BIT(0)
2438#define S1G_CAP5_DIST_AUTH_CONTROL BIT(1)
2439#define S1G_CAP5_AMSDU BIT(2)
2440#define S1G_CAP5_AMPDU BIT(3)
2441#define S1G_CAP5_ASYMMETRIC_BA BIT(4)
2442#define S1G_CAP5_FLOW_CONTROL BIT(5)
2443#define S1G_CAP5_SECTORIZED_BEAM GENMASK(7, 6)
2444
2445#define S1G_CAP6_OBSS_MITIGATION BIT(0)
2446#define S1G_CAP6_FRAGMENT_BA BIT(1)
2447#define S1G_CAP6_NDP_PS_POLL BIT(2)
2448#define S1G_CAP6_RAW_OPERATION BIT(3)
2449#define S1G_CAP6_PAGE_SLICING BIT(4)
2450#define S1G_CAP6_TXOP_SHARING_IMP_ACK BIT(5)
2451#define S1G_CAP6_VHT_LINK_ADAPT GENMASK(7, 6)
2452
2453#define S1G_CAP7_TACK_AS_PS_POLL BIT(0)
2454#define S1G_CAP7_DUP_1MHZ BIT(1)
2455#define S1G_CAP7_MCS_NEGOTIATION BIT(2)
2456#define S1G_CAP7_1MHZ_CTL_RESPONSE_PREAMBLE BIT(3)
2457#define S1G_CAP7_NDP_BFING_REPORT_POLL BIT(4)
2458#define S1G_CAP7_UNSOLICITED_DYN_AID BIT(5)
2459#define S1G_CAP7_SECTOR_TRAINING_OPERATION BIT(6)
2460#define S1G_CAP7_TEMP_PS_MODE_SWITCH BIT(7)
2461
2462#define S1G_CAP8_TWT_GROUPING BIT(0)
2463#define S1G_CAP8_BDT BIT(1)
2464#define S1G_CAP8_COLOR GENMASK(4, 2)
2465#define S1G_CAP8_TWT_REQUEST BIT(5)
2466#define S1G_CAP8_TWT_RESPOND BIT(6)
2467#define S1G_CAP8_PV1_FRAME BIT(7)
2468
2469#define S1G_CAP9_LINK_ADAPT_PER_CONTROL_RESPONSE BIT(0)
2470
2471#define S1G_OPER_CH_WIDTH_PRIMARY_1MHZ BIT(0)
2472#define S1G_OPER_CH_WIDTH_OPER GENMASK(4, 1)
2473
2474
2475#define LISTEN_INT_USF GENMASK(15, 14)
2476#define LISTEN_INT_UI GENMASK(13, 0)
2477
2478#define IEEE80211_MAX_USF FIELD_MAX(LISTEN_INT_USF)
2479#define IEEE80211_MAX_UI FIELD_MAX(LISTEN_INT_UI)
2480
2481/* Authentication algorithms */
2482#define WLAN_AUTH_OPEN 0
2483#define WLAN_AUTH_SHARED_KEY 1
2484#define WLAN_AUTH_FT 2
2485#define WLAN_AUTH_SAE 3
2486#define WLAN_AUTH_FILS_SK 4
2487#define WLAN_AUTH_FILS_SK_PFS 5
2488#define WLAN_AUTH_FILS_PK 6
2489#define WLAN_AUTH_LEAP 128
2490
2491#define WLAN_AUTH_CHALLENGE_LEN 128
2492
2493#define WLAN_CAPABILITY_ESS (1<<0)
2494#define WLAN_CAPABILITY_IBSS (1<<1)
2495
2496/*
2497 * A mesh STA sets the ESS and IBSS capability bits to zero.
2498 * however, this holds true for p2p probe responses (in the p2p_find
2499 * phase) as well.
2500 */
2501#define WLAN_CAPABILITY_IS_STA_BSS(cap) \
2502 (!((cap) & (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS)))
2503
2504#define WLAN_CAPABILITY_CF_POLLABLE (1<<2)
2505#define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3)
2506#define WLAN_CAPABILITY_PRIVACY (1<<4)
2507#define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5)
2508#define WLAN_CAPABILITY_PBCC (1<<6)
2509#define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7)
2510
2511/* 802.11h */
2512#define WLAN_CAPABILITY_SPECTRUM_MGMT (1<<8)
2513#define WLAN_CAPABILITY_QOS (1<<9)
2514#define WLAN_CAPABILITY_SHORT_SLOT_TIME (1<<10)
2515#define WLAN_CAPABILITY_APSD (1<<11)
2516#define WLAN_CAPABILITY_RADIO_MEASURE (1<<12)
2517#define WLAN_CAPABILITY_DSSS_OFDM (1<<13)
2518#define WLAN_CAPABILITY_DEL_BACK (1<<14)
2519#define WLAN_CAPABILITY_IMM_BACK (1<<15)
2520
2521/* DMG (60gHz) 802.11ad */
2522/* type - bits 0..1 */
2523#define WLAN_CAPABILITY_DMG_TYPE_MASK (3<<0)
2524#define WLAN_CAPABILITY_DMG_TYPE_IBSS (1<<0) /* Tx by: STA */
2525#define WLAN_CAPABILITY_DMG_TYPE_PBSS (2<<0) /* Tx by: PCP */
2526#define WLAN_CAPABILITY_DMG_TYPE_AP (3<<0) /* Tx by: AP */
2527
2528#define WLAN_CAPABILITY_DMG_CBAP_ONLY (1<<2)
2529#define WLAN_CAPABILITY_DMG_CBAP_SOURCE (1<<3)
2530#define WLAN_CAPABILITY_DMG_PRIVACY (1<<4)
2531#define WLAN_CAPABILITY_DMG_ECPAC (1<<5)
2532
2533#define WLAN_CAPABILITY_DMG_SPECTRUM_MGMT (1<<8)
2534#define WLAN_CAPABILITY_DMG_RADIO_MEASURE (1<<12)
2535
2536/* measurement */
2537#define IEEE80211_SPCT_MSR_RPRT_MODE_LATE (1<<0)
2538#define IEEE80211_SPCT_MSR_RPRT_MODE_INCAPABLE (1<<1)
2539#define IEEE80211_SPCT_MSR_RPRT_MODE_REFUSED (1<<2)
2540
2541#define IEEE80211_SPCT_MSR_RPRT_TYPE_BASIC 0
2542#define IEEE80211_SPCT_MSR_RPRT_TYPE_CCA 1
2543#define IEEE80211_SPCT_MSR_RPRT_TYPE_RPI 2
2544#define IEEE80211_SPCT_MSR_RPRT_TYPE_LCI 8
2545#define IEEE80211_SPCT_MSR_RPRT_TYPE_CIVIC 11
2546
2547/* 802.11g ERP information element */
2548#define WLAN_ERP_NON_ERP_PRESENT (1<<0)
2549#define WLAN_ERP_USE_PROTECTION (1<<1)
2550#define WLAN_ERP_BARKER_PREAMBLE (1<<2)
2551
2552/* WLAN_ERP_BARKER_PREAMBLE values */
2553enum {
2554 WLAN_ERP_PREAMBLE_SHORT = 0,
2555 WLAN_ERP_PREAMBLE_LONG = 1,
2556};
2557
2558/* Band ID, 802.11ad #8.4.1.45 */
2559enum {
2560 IEEE80211_BANDID_TV_WS = 0, /* TV white spaces */
2561 IEEE80211_BANDID_SUB1 = 1, /* Sub-1 GHz (excluding TV white spaces) */
2562 IEEE80211_BANDID_2G = 2, /* 2.4 GHz */
2563 IEEE80211_BANDID_3G = 3, /* 3.6 GHz */
2564 IEEE80211_BANDID_5G = 4, /* 4.9 and 5 GHz */
2565 IEEE80211_BANDID_60G = 5, /* 60 GHz */
2566};
2567
2568/* Status codes */
2569enum ieee80211_statuscode {
2570 WLAN_STATUS_SUCCESS = 0,
2571 WLAN_STATUS_UNSPECIFIED_FAILURE = 1,
2572 WLAN_STATUS_CAPS_UNSUPPORTED = 10,
2573 WLAN_STATUS_REASSOC_NO_ASSOC = 11,
2574 WLAN_STATUS_ASSOC_DENIED_UNSPEC = 12,
2575 WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG = 13,
2576 WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION = 14,
2577 WLAN_STATUS_CHALLENGE_FAIL = 15,
2578 WLAN_STATUS_AUTH_TIMEOUT = 16,
2579 WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA = 17,
2580 WLAN_STATUS_ASSOC_DENIED_RATES = 18,
2581 /* 802.11b */
2582 WLAN_STATUS_ASSOC_DENIED_NOSHORTPREAMBLE = 19,
2583 WLAN_STATUS_ASSOC_DENIED_NOPBCC = 20,
2584 WLAN_STATUS_ASSOC_DENIED_NOAGILITY = 21,
2585 /* 802.11h */
2586 WLAN_STATUS_ASSOC_DENIED_NOSPECTRUM = 22,
2587 WLAN_STATUS_ASSOC_REJECTED_BAD_POWER = 23,
2588 WLAN_STATUS_ASSOC_REJECTED_BAD_SUPP_CHAN = 24,
2589 /* 802.11g */
2590 WLAN_STATUS_ASSOC_DENIED_NOSHORTTIME = 25,
2591 WLAN_STATUS_ASSOC_DENIED_NODSSSOFDM = 26,
2592 /* 802.11w */
2593 WLAN_STATUS_ASSOC_REJECTED_TEMPORARILY = 30,
2594 WLAN_STATUS_ROBUST_MGMT_FRAME_POLICY_VIOLATION = 31,
2595 /* 802.11i */
2596 WLAN_STATUS_INVALID_IE = 40,
2597 WLAN_STATUS_INVALID_GROUP_CIPHER = 41,
2598 WLAN_STATUS_INVALID_PAIRWISE_CIPHER = 42,
2599 WLAN_STATUS_INVALID_AKMP = 43,
2600 WLAN_STATUS_UNSUPP_RSN_VERSION = 44,
2601 WLAN_STATUS_INVALID_RSN_IE_CAP = 45,
2602 WLAN_STATUS_CIPHER_SUITE_REJECTED = 46,
2603 /* 802.11e */
2604 WLAN_STATUS_UNSPECIFIED_QOS = 32,
2605 WLAN_STATUS_ASSOC_DENIED_NOBANDWIDTH = 33,
2606 WLAN_STATUS_ASSOC_DENIED_LOWACK = 34,
2607 WLAN_STATUS_ASSOC_DENIED_UNSUPP_QOS = 35,
2608 WLAN_STATUS_REQUEST_DECLINED = 37,
2609 WLAN_STATUS_INVALID_QOS_PARAM = 38,
2610 WLAN_STATUS_CHANGE_TSPEC = 39,
2611 WLAN_STATUS_WAIT_TS_DELAY = 47,
2612 WLAN_STATUS_NO_DIRECT_LINK = 48,
2613 WLAN_STATUS_STA_NOT_PRESENT = 49,
2614 WLAN_STATUS_STA_NOT_QSTA = 50,
2615 /* 802.11s */
2616 WLAN_STATUS_ANTI_CLOG_REQUIRED = 76,
2617 WLAN_STATUS_FCG_NOT_SUPP = 78,
2618 WLAN_STATUS_STA_NO_TBTT = 78,
2619 /* 802.11ad */
2620 WLAN_STATUS_REJECTED_WITH_SUGGESTED_CHANGES = 39,
2621 WLAN_STATUS_REJECTED_FOR_DELAY_PERIOD = 47,
2622 WLAN_STATUS_REJECT_WITH_SCHEDULE = 83,
2623 WLAN_STATUS_PENDING_ADMITTING_FST_SESSION = 86,
2624 WLAN_STATUS_PERFORMING_FST_NOW = 87,
2625 WLAN_STATUS_PENDING_GAP_IN_BA_WINDOW = 88,
2626 WLAN_STATUS_REJECT_U_PID_SETTING = 89,
2627 WLAN_STATUS_REJECT_DSE_BAND = 96,
2628 WLAN_STATUS_DENIED_WITH_SUGGESTED_BAND_AND_CHANNEL = 99,
2629 WLAN_STATUS_DENIED_DUE_TO_SPECTRUM_MANAGEMENT = 103,
2630 /* 802.11ai */
2631 WLAN_STATUS_FILS_AUTHENTICATION_FAILURE = 108,
2632 WLAN_STATUS_UNKNOWN_AUTHENTICATION_SERVER = 109,
2633 WLAN_STATUS_SAE_HASH_TO_ELEMENT = 126,
2634 WLAN_STATUS_SAE_PK = 127,
2635};
2636
2637
2638/* Reason codes */
2639enum ieee80211_reasoncode {
2640 WLAN_REASON_UNSPECIFIED = 1,
2641 WLAN_REASON_PREV_AUTH_NOT_VALID = 2,
2642 WLAN_REASON_DEAUTH_LEAVING = 3,
2643 WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY = 4,
2644 WLAN_REASON_DISASSOC_AP_BUSY = 5,
2645 WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA = 6,
2646 WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA = 7,
2647 WLAN_REASON_DISASSOC_STA_HAS_LEFT = 8,
2648 WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH = 9,
2649 /* 802.11h */
2650 WLAN_REASON_DISASSOC_BAD_POWER = 10,
2651 WLAN_REASON_DISASSOC_BAD_SUPP_CHAN = 11,
2652 /* 802.11i */
2653 WLAN_REASON_INVALID_IE = 13,
2654 WLAN_REASON_MIC_FAILURE = 14,
2655 WLAN_REASON_4WAY_HANDSHAKE_TIMEOUT = 15,
2656 WLAN_REASON_GROUP_KEY_HANDSHAKE_TIMEOUT = 16,
2657 WLAN_REASON_IE_DIFFERENT = 17,
2658 WLAN_REASON_INVALID_GROUP_CIPHER = 18,
2659 WLAN_REASON_INVALID_PAIRWISE_CIPHER = 19,
2660 WLAN_REASON_INVALID_AKMP = 20,
2661 WLAN_REASON_UNSUPP_RSN_VERSION = 21,
2662 WLAN_REASON_INVALID_RSN_IE_CAP = 22,
2663 WLAN_REASON_IEEE8021X_FAILED = 23,
2664 WLAN_REASON_CIPHER_SUITE_REJECTED = 24,
2665 /* TDLS (802.11z) */
2666 WLAN_REASON_TDLS_TEARDOWN_UNREACHABLE = 25,
2667 WLAN_REASON_TDLS_TEARDOWN_UNSPECIFIED = 26,
2668 /* 802.11e */
2669 WLAN_REASON_DISASSOC_UNSPECIFIED_QOS = 32,
2670 WLAN_REASON_DISASSOC_QAP_NO_BANDWIDTH = 33,
2671 WLAN_REASON_DISASSOC_LOW_ACK = 34,
2672 WLAN_REASON_DISASSOC_QAP_EXCEED_TXOP = 35,
2673 WLAN_REASON_QSTA_LEAVE_QBSS = 36,
2674 WLAN_REASON_QSTA_NOT_USE = 37,
2675 WLAN_REASON_QSTA_REQUIRE_SETUP = 38,
2676 WLAN_REASON_QSTA_TIMEOUT = 39,
2677 WLAN_REASON_QSTA_CIPHER_NOT_SUPP = 45,
2678 /* 802.11s */
2679 WLAN_REASON_MESH_PEER_CANCELED = 52,
2680 WLAN_REASON_MESH_MAX_PEERS = 53,
2681 WLAN_REASON_MESH_CONFIG = 54,
2682 WLAN_REASON_MESH_CLOSE = 55,
2683 WLAN_REASON_MESH_MAX_RETRIES = 56,
2684 WLAN_REASON_MESH_CONFIRM_TIMEOUT = 57,
2685 WLAN_REASON_MESH_INVALID_GTK = 58,
2686 WLAN_REASON_MESH_INCONSISTENT_PARAM = 59,
2687 WLAN_REASON_MESH_INVALID_SECURITY = 60,
2688 WLAN_REASON_MESH_PATH_ERROR = 61,
2689 WLAN_REASON_MESH_PATH_NOFORWARD = 62,
2690 WLAN_REASON_MESH_PATH_DEST_UNREACHABLE = 63,
2691 WLAN_REASON_MAC_EXISTS_IN_MBSS = 64,
2692 WLAN_REASON_MESH_CHAN_REGULATORY = 65,
2693 WLAN_REASON_MESH_CHAN = 66,
2694};
2695
2696
2697/* Information Element IDs */
2698enum ieee80211_eid {
2699 WLAN_EID_SSID = 0,
2700 WLAN_EID_SUPP_RATES = 1,
2701 WLAN_EID_FH_PARAMS = 2, /* reserved now */
2702 WLAN_EID_DS_PARAMS = 3,
2703 WLAN_EID_CF_PARAMS = 4,
2704 WLAN_EID_TIM = 5,
2705 WLAN_EID_IBSS_PARAMS = 6,
2706 WLAN_EID_COUNTRY = 7,
2707 /* 8, 9 reserved */
2708 WLAN_EID_REQUEST = 10,
2709 WLAN_EID_QBSS_LOAD = 11,
2710 WLAN_EID_EDCA_PARAM_SET = 12,
2711 WLAN_EID_TSPEC = 13,
2712 WLAN_EID_TCLAS = 14,
2713 WLAN_EID_SCHEDULE = 15,
2714 WLAN_EID_CHALLENGE = 16,
2715 /* 17-31 reserved for challenge text extension */
2716 WLAN_EID_PWR_CONSTRAINT = 32,
2717 WLAN_EID_PWR_CAPABILITY = 33,
2718 WLAN_EID_TPC_REQUEST = 34,
2719 WLAN_EID_TPC_REPORT = 35,
2720 WLAN_EID_SUPPORTED_CHANNELS = 36,
2721 WLAN_EID_CHANNEL_SWITCH = 37,
2722 WLAN_EID_MEASURE_REQUEST = 38,
2723 WLAN_EID_MEASURE_REPORT = 39,
2724 WLAN_EID_QUIET = 40,
2725 WLAN_EID_IBSS_DFS = 41,
2726 WLAN_EID_ERP_INFO = 42,
2727 WLAN_EID_TS_DELAY = 43,
2728 WLAN_EID_TCLAS_PROCESSING = 44,
2729 WLAN_EID_HT_CAPABILITY = 45,
2730 WLAN_EID_QOS_CAPA = 46,
2731 /* 47 reserved for Broadcom */
2732 WLAN_EID_RSN = 48,
2733 WLAN_EID_802_15_COEX = 49,
2734 WLAN_EID_EXT_SUPP_RATES = 50,
2735 WLAN_EID_AP_CHAN_REPORT = 51,
2736 WLAN_EID_NEIGHBOR_REPORT = 52,
2737 WLAN_EID_RCPI = 53,
2738 WLAN_EID_MOBILITY_DOMAIN = 54,
2739 WLAN_EID_FAST_BSS_TRANSITION = 55,
2740 WLAN_EID_TIMEOUT_INTERVAL = 56,
2741 WLAN_EID_RIC_DATA = 57,
2742 WLAN_EID_DSE_REGISTERED_LOCATION = 58,
2743 WLAN_EID_SUPPORTED_REGULATORY_CLASSES = 59,
2744 WLAN_EID_EXT_CHANSWITCH_ANN = 60,
2745 WLAN_EID_HT_OPERATION = 61,
2746 WLAN_EID_SECONDARY_CHANNEL_OFFSET = 62,
2747 WLAN_EID_BSS_AVG_ACCESS_DELAY = 63,
2748 WLAN_EID_ANTENNA_INFO = 64,
2749 WLAN_EID_RSNI = 65,
2750 WLAN_EID_MEASUREMENT_PILOT_TX_INFO = 66,
2751 WLAN_EID_BSS_AVAILABLE_CAPACITY = 67,
2752 WLAN_EID_BSS_AC_ACCESS_DELAY = 68,
2753 WLAN_EID_TIME_ADVERTISEMENT = 69,
2754 WLAN_EID_RRM_ENABLED_CAPABILITIES = 70,
2755 WLAN_EID_MULTIPLE_BSSID = 71,
2756 WLAN_EID_BSS_COEX_2040 = 72,
2757 WLAN_EID_BSS_INTOLERANT_CHL_REPORT = 73,
2758 WLAN_EID_OVERLAP_BSS_SCAN_PARAM = 74,
2759 WLAN_EID_RIC_DESCRIPTOR = 75,
2760 WLAN_EID_MMIE = 76,
2761 WLAN_EID_ASSOC_COMEBACK_TIME = 77,
2762 WLAN_EID_EVENT_REQUEST = 78,
2763 WLAN_EID_EVENT_REPORT = 79,
2764 WLAN_EID_DIAGNOSTIC_REQUEST = 80,
2765 WLAN_EID_DIAGNOSTIC_REPORT = 81,
2766 WLAN_EID_LOCATION_PARAMS = 82,
2767 WLAN_EID_NON_TX_BSSID_CAP = 83,
2768 WLAN_EID_SSID_LIST = 84,
2769 WLAN_EID_MULTI_BSSID_IDX = 85,
2770 WLAN_EID_FMS_DESCRIPTOR = 86,
2771 WLAN_EID_FMS_REQUEST = 87,
2772 WLAN_EID_FMS_RESPONSE = 88,
2773 WLAN_EID_QOS_TRAFFIC_CAPA = 89,
2774 WLAN_EID_BSS_MAX_IDLE_PERIOD = 90,
2775 WLAN_EID_TSF_REQUEST = 91,
2776 WLAN_EID_TSF_RESPOSNE = 92,
2777 WLAN_EID_WNM_SLEEP_MODE = 93,
2778 WLAN_EID_TIM_BCAST_REQ = 94,
2779 WLAN_EID_TIM_BCAST_RESP = 95,
2780 WLAN_EID_COLL_IF_REPORT = 96,
2781 WLAN_EID_CHANNEL_USAGE = 97,
2782 WLAN_EID_TIME_ZONE = 98,
2783 WLAN_EID_DMS_REQUEST = 99,
2784 WLAN_EID_DMS_RESPONSE = 100,
2785 WLAN_EID_LINK_ID = 101,
2786 WLAN_EID_WAKEUP_SCHEDUL = 102,
2787 /* 103 reserved */
2788 WLAN_EID_CHAN_SWITCH_TIMING = 104,
2789 WLAN_EID_PTI_CONTROL = 105,
2790 WLAN_EID_PU_BUFFER_STATUS = 106,
2791 WLAN_EID_INTERWORKING = 107,
2792 WLAN_EID_ADVERTISEMENT_PROTOCOL = 108,
2793 WLAN_EID_EXPEDITED_BW_REQ = 109,
2794 WLAN_EID_QOS_MAP_SET = 110,
2795 WLAN_EID_ROAMING_CONSORTIUM = 111,
2796 WLAN_EID_EMERGENCY_ALERT = 112,
2797 WLAN_EID_MESH_CONFIG = 113,
2798 WLAN_EID_MESH_ID = 114,
2799 WLAN_EID_LINK_METRIC_REPORT = 115,
2800 WLAN_EID_CONGESTION_NOTIFICATION = 116,
2801 WLAN_EID_PEER_MGMT = 117,
2802 WLAN_EID_CHAN_SWITCH_PARAM = 118,
2803 WLAN_EID_MESH_AWAKE_WINDOW = 119,
2804 WLAN_EID_BEACON_TIMING = 120,
2805 WLAN_EID_MCCAOP_SETUP_REQ = 121,
2806 WLAN_EID_MCCAOP_SETUP_RESP = 122,
2807 WLAN_EID_MCCAOP_ADVERT = 123,
2808 WLAN_EID_MCCAOP_TEARDOWN = 124,
2809 WLAN_EID_GANN = 125,
2810 WLAN_EID_RANN = 126,
2811 WLAN_EID_EXT_CAPABILITY = 127,
2812 /* 128, 129 reserved for Agere */
2813 WLAN_EID_PREQ = 130,
2814 WLAN_EID_PREP = 131,
2815 WLAN_EID_PERR = 132,
2816 /* 133-136 reserved for Cisco */
2817 WLAN_EID_PXU = 137,
2818 WLAN_EID_PXUC = 138,
2819 WLAN_EID_AUTH_MESH_PEER_EXCH = 139,
2820 WLAN_EID_MIC = 140,
2821 WLAN_EID_DESTINATION_URI = 141,
2822 WLAN_EID_UAPSD_COEX = 142,
2823 WLAN_EID_WAKEUP_SCHEDULE = 143,
2824 WLAN_EID_EXT_SCHEDULE = 144,
2825 WLAN_EID_STA_AVAILABILITY = 145,
2826 WLAN_EID_DMG_TSPEC = 146,
2827 WLAN_EID_DMG_AT = 147,
2828 WLAN_EID_DMG_CAP = 148,
2829 /* 149 reserved for Cisco */
2830 WLAN_EID_CISCO_VENDOR_SPECIFIC = 150,
2831 WLAN_EID_DMG_OPERATION = 151,
2832 WLAN_EID_DMG_BSS_PARAM_CHANGE = 152,
2833 WLAN_EID_DMG_BEAM_REFINEMENT = 153,
2834 WLAN_EID_CHANNEL_MEASURE_FEEDBACK = 154,
2835 /* 155-156 reserved for Cisco */
2836 WLAN_EID_AWAKE_WINDOW = 157,
2837 WLAN_EID_MULTI_BAND = 158,
2838 WLAN_EID_ADDBA_EXT = 159,
2839 WLAN_EID_NEXT_PCP_LIST = 160,
2840 WLAN_EID_PCP_HANDOVER = 161,
2841 WLAN_EID_DMG_LINK_MARGIN = 162,
2842 WLAN_EID_SWITCHING_STREAM = 163,
2843 WLAN_EID_SESSION_TRANSITION = 164,
2844 WLAN_EID_DYN_TONE_PAIRING_REPORT = 165,
2845 WLAN_EID_CLUSTER_REPORT = 166,
2846 WLAN_EID_RELAY_CAP = 167,
2847 WLAN_EID_RELAY_XFER_PARAM_SET = 168,
2848 WLAN_EID_BEAM_LINK_MAINT = 169,
2849 WLAN_EID_MULTIPLE_MAC_ADDR = 170,
2850 WLAN_EID_U_PID = 171,
2851 WLAN_EID_DMG_LINK_ADAPT_ACK = 172,
2852 /* 173 reserved for Symbol */
2853 WLAN_EID_MCCAOP_ADV_OVERVIEW = 174,
2854 WLAN_EID_QUIET_PERIOD_REQ = 175,
2855 /* 176 reserved for Symbol */
2856 WLAN_EID_QUIET_PERIOD_RESP = 177,
2857 /* 178-179 reserved for Symbol */
2858 /* 180 reserved for ISO/IEC 20011 */
2859 WLAN_EID_EPAC_POLICY = 182,
2860 WLAN_EID_CLISTER_TIME_OFF = 183,
2861 WLAN_EID_INTER_AC_PRIO = 184,
2862 WLAN_EID_SCS_DESCRIPTOR = 185,
2863 WLAN_EID_QLOAD_REPORT = 186,
2864 WLAN_EID_HCCA_TXOP_UPDATE_COUNT = 187,
2865 WLAN_EID_HL_STREAM_ID = 188,
2866 WLAN_EID_GCR_GROUP_ADDR = 189,
2867 WLAN_EID_ANTENNA_SECTOR_ID_PATTERN = 190,
2868 WLAN_EID_VHT_CAPABILITY = 191,
2869 WLAN_EID_VHT_OPERATION = 192,
2870 WLAN_EID_EXTENDED_BSS_LOAD = 193,
2871 WLAN_EID_WIDE_BW_CHANNEL_SWITCH = 194,
2872 WLAN_EID_VHT_TX_POWER_ENVELOPE = 195,
2873 WLAN_EID_CHANNEL_SWITCH_WRAPPER = 196,
2874 WLAN_EID_AID = 197,
2875 WLAN_EID_QUIET_CHANNEL = 198,
2876 WLAN_EID_OPMODE_NOTIF = 199,
2877
2878 WLAN_EID_REDUCED_NEIGHBOR_REPORT = 201,
2879
2880 WLAN_EID_AID_REQUEST = 210,
2881 WLAN_EID_AID_RESPONSE = 211,
2882 WLAN_EID_S1G_BCN_COMPAT = 213,
2883 WLAN_EID_S1G_SHORT_BCN_INTERVAL = 214,
2884 WLAN_EID_S1G_CAPABILITIES = 217,
2885 WLAN_EID_VENDOR_SPECIFIC = 221,
2886 WLAN_EID_QOS_PARAMETER = 222,
2887 WLAN_EID_S1G_OPERATION = 232,
2888 WLAN_EID_CAG_NUMBER = 237,
2889 WLAN_EID_AP_CSN = 239,
2890 WLAN_EID_FILS_INDICATION = 240,
2891 WLAN_EID_DILS = 241,
2892 WLAN_EID_FRAGMENT = 242,
2893 WLAN_EID_RSNX = 244,
2894 WLAN_EID_EXTENSION = 255
2895};
2896
2897/* Element ID Extensions for Element ID 255 */
2898enum ieee80211_eid_ext {
2899 WLAN_EID_EXT_ASSOC_DELAY_INFO = 1,
2900 WLAN_EID_EXT_FILS_REQ_PARAMS = 2,
2901 WLAN_EID_EXT_FILS_KEY_CONFIRM = 3,
2902 WLAN_EID_EXT_FILS_SESSION = 4,
2903 WLAN_EID_EXT_FILS_HLP_CONTAINER = 5,
2904 WLAN_EID_EXT_FILS_IP_ADDR_ASSIGN = 6,
2905 WLAN_EID_EXT_KEY_DELIVERY = 7,
2906 WLAN_EID_EXT_FILS_WRAPPED_DATA = 8,
2907 WLAN_EID_EXT_FILS_PUBLIC_KEY = 12,
2908 WLAN_EID_EXT_FILS_NONCE = 13,
2909 WLAN_EID_EXT_FUTURE_CHAN_GUIDANCE = 14,
2910 WLAN_EID_EXT_HE_CAPABILITY = 35,
2911 WLAN_EID_EXT_HE_OPERATION = 36,
2912 WLAN_EID_EXT_UORA = 37,
2913 WLAN_EID_EXT_HE_MU_EDCA = 38,
2914 WLAN_EID_EXT_HE_SPR = 39,
2915 WLAN_EID_EXT_NDP_FEEDBACK_REPORT_PARAMSET = 41,
2916 WLAN_EID_EXT_BSS_COLOR_CHG_ANN = 42,
2917 WLAN_EID_EXT_QUIET_TIME_PERIOD_SETUP = 43,
2918 WLAN_EID_EXT_ESS_REPORT = 45,
2919 WLAN_EID_EXT_OPS = 46,
2920 WLAN_EID_EXT_HE_BSS_LOAD = 47,
2921 WLAN_EID_EXT_MAX_CHANNEL_SWITCH_TIME = 52,
2922 WLAN_EID_EXT_MULTIPLE_BSSID_CONFIGURATION = 55,
2923 WLAN_EID_EXT_NON_INHERITANCE = 56,
2924 WLAN_EID_EXT_KNOWN_BSSID = 57,
2925 WLAN_EID_EXT_SHORT_SSID_LIST = 58,
2926 WLAN_EID_EXT_HE_6GHZ_CAPA = 59,
2927 WLAN_EID_EXT_UL_MU_POWER_CAPA = 60,
2928};
2929
2930/* Action category code */
2931enum ieee80211_category {
2932 WLAN_CATEGORY_SPECTRUM_MGMT = 0,
2933 WLAN_CATEGORY_QOS = 1,
2934 WLAN_CATEGORY_DLS = 2,
2935 WLAN_CATEGORY_BACK = 3,
2936 WLAN_CATEGORY_PUBLIC = 4,
2937 WLAN_CATEGORY_RADIO_MEASUREMENT = 5,
2938 WLAN_CATEGORY_FAST_BBS_TRANSITION = 6,
2939 WLAN_CATEGORY_HT = 7,
2940 WLAN_CATEGORY_SA_QUERY = 8,
2941 WLAN_CATEGORY_PROTECTED_DUAL_OF_ACTION = 9,
2942 WLAN_CATEGORY_WNM = 10,
2943 WLAN_CATEGORY_WNM_UNPROTECTED = 11,
2944 WLAN_CATEGORY_TDLS = 12,
2945 WLAN_CATEGORY_MESH_ACTION = 13,
2946 WLAN_CATEGORY_MULTIHOP_ACTION = 14,
2947 WLAN_CATEGORY_SELF_PROTECTED = 15,
2948 WLAN_CATEGORY_DMG = 16,
2949 WLAN_CATEGORY_WMM = 17,
2950 WLAN_CATEGORY_FST = 18,
2951 WLAN_CATEGORY_UNPROT_DMG = 20,
2952 WLAN_CATEGORY_VHT = 21,
2953 WLAN_CATEGORY_VENDOR_SPECIFIC_PROTECTED = 126,
2954 WLAN_CATEGORY_VENDOR_SPECIFIC = 127,
2955};
2956
2957/* SPECTRUM_MGMT action code */
2958enum ieee80211_spectrum_mgmt_actioncode {
2959 WLAN_ACTION_SPCT_MSR_REQ = 0,
2960 WLAN_ACTION_SPCT_MSR_RPRT = 1,
2961 WLAN_ACTION_SPCT_TPC_REQ = 2,
2962 WLAN_ACTION_SPCT_TPC_RPRT = 3,
2963 WLAN_ACTION_SPCT_CHL_SWITCH = 4,
2964};
2965
2966/* HT action codes */
2967enum ieee80211_ht_actioncode {
2968 WLAN_HT_ACTION_NOTIFY_CHANWIDTH = 0,
2969 WLAN_HT_ACTION_SMPS = 1,
2970 WLAN_HT_ACTION_PSMP = 2,
2971 WLAN_HT_ACTION_PCO_PHASE = 3,
2972 WLAN_HT_ACTION_CSI = 4,
2973 WLAN_HT_ACTION_NONCOMPRESSED_BF = 5,
2974 WLAN_HT_ACTION_COMPRESSED_BF = 6,
2975 WLAN_HT_ACTION_ASEL_IDX_FEEDBACK = 7,
2976};
2977
2978/* VHT action codes */
2979enum ieee80211_vht_actioncode {
2980 WLAN_VHT_ACTION_COMPRESSED_BF = 0,
2981 WLAN_VHT_ACTION_GROUPID_MGMT = 1,
2982 WLAN_VHT_ACTION_OPMODE_NOTIF = 2,
2983};
2984
2985/* Self Protected Action codes */
2986enum ieee80211_self_protected_actioncode {
2987 WLAN_SP_RESERVED = 0,
2988 WLAN_SP_MESH_PEERING_OPEN = 1,
2989 WLAN_SP_MESH_PEERING_CONFIRM = 2,
2990 WLAN_SP_MESH_PEERING_CLOSE = 3,
2991 WLAN_SP_MGK_INFORM = 4,
2992 WLAN_SP_MGK_ACK = 5,
2993};
2994
2995/* Mesh action codes */
2996enum ieee80211_mesh_actioncode {
2997 WLAN_MESH_ACTION_LINK_METRIC_REPORT,
2998 WLAN_MESH_ACTION_HWMP_PATH_SELECTION,
2999 WLAN_MESH_ACTION_GATE_ANNOUNCEMENT,
3000 WLAN_MESH_ACTION_CONGESTION_CONTROL_NOTIFICATION,
3001 WLAN_MESH_ACTION_MCCA_SETUP_REQUEST,
3002 WLAN_MESH_ACTION_MCCA_SETUP_REPLY,
3003 WLAN_MESH_ACTION_MCCA_ADVERTISEMENT_REQUEST,
3004 WLAN_MESH_ACTION_MCCA_ADVERTISEMENT,
3005 WLAN_MESH_ACTION_MCCA_TEARDOWN,
3006 WLAN_MESH_ACTION_TBTT_ADJUSTMENT_REQUEST,
3007 WLAN_MESH_ACTION_TBTT_ADJUSTMENT_RESPONSE,
3008};
3009
3010/* Security key length */
3011enum ieee80211_key_len {
3012 WLAN_KEY_LEN_WEP40 = 5,
3013 WLAN_KEY_LEN_WEP104 = 13,
3014 WLAN_KEY_LEN_CCMP = 16,
3015 WLAN_KEY_LEN_CCMP_256 = 32,
3016 WLAN_KEY_LEN_TKIP = 32,
3017 WLAN_KEY_LEN_AES_CMAC = 16,
3018 WLAN_KEY_LEN_SMS4 = 32,
3019 WLAN_KEY_LEN_GCMP = 16,
3020 WLAN_KEY_LEN_GCMP_256 = 32,
3021 WLAN_KEY_LEN_BIP_CMAC_256 = 32,
3022 WLAN_KEY_LEN_BIP_GMAC_128 = 16,
3023 WLAN_KEY_LEN_BIP_GMAC_256 = 32,
3024};
3025
3026#define IEEE80211_WEP_IV_LEN 4
3027#define IEEE80211_WEP_ICV_LEN 4
3028#define IEEE80211_CCMP_HDR_LEN 8
3029#define IEEE80211_CCMP_MIC_LEN 8
3030#define IEEE80211_CCMP_PN_LEN 6
3031#define IEEE80211_CCMP_256_HDR_LEN 8
3032#define IEEE80211_CCMP_256_MIC_LEN 16
3033#define IEEE80211_CCMP_256_PN_LEN 6
3034#define IEEE80211_TKIP_IV_LEN 8
3035#define IEEE80211_TKIP_ICV_LEN 4
3036#define IEEE80211_CMAC_PN_LEN 6
3037#define IEEE80211_GMAC_PN_LEN 6
3038#define IEEE80211_GCMP_HDR_LEN 8
3039#define IEEE80211_GCMP_MIC_LEN 16
3040#define IEEE80211_GCMP_PN_LEN 6
3041
3042#define FILS_NONCE_LEN 16
3043#define FILS_MAX_KEK_LEN 64
3044
3045#define FILS_ERP_MAX_USERNAME_LEN 16
3046#define FILS_ERP_MAX_REALM_LEN 253
3047#define FILS_ERP_MAX_RRK_LEN 64
3048
3049#define PMK_MAX_LEN 64
3050#define SAE_PASSWORD_MAX_LEN 128
3051
3052/* Public action codes (IEEE Std 802.11-2016, 9.6.8.1, Table 9-307) */
3053enum ieee80211_pub_actioncode {
3054 WLAN_PUB_ACTION_20_40_BSS_COEX = 0,
3055 WLAN_PUB_ACTION_DSE_ENABLEMENT = 1,
3056 WLAN_PUB_ACTION_DSE_DEENABLEMENT = 2,
3057 WLAN_PUB_ACTION_DSE_REG_LOC_ANN = 3,
3058 WLAN_PUB_ACTION_EXT_CHANSW_ANN = 4,
3059 WLAN_PUB_ACTION_DSE_MSMT_REQ = 5,
3060 WLAN_PUB_ACTION_DSE_MSMT_RESP = 6,
3061 WLAN_PUB_ACTION_MSMT_PILOT = 7,
3062 WLAN_PUB_ACTION_DSE_PC = 8,
3063 WLAN_PUB_ACTION_VENDOR_SPECIFIC = 9,
3064 WLAN_PUB_ACTION_GAS_INITIAL_REQ = 10,
3065 WLAN_PUB_ACTION_GAS_INITIAL_RESP = 11,
3066 WLAN_PUB_ACTION_GAS_COMEBACK_REQ = 12,
3067 WLAN_PUB_ACTION_GAS_COMEBACK_RESP = 13,
3068 WLAN_PUB_ACTION_TDLS_DISCOVER_RES = 14,
3069 WLAN_PUB_ACTION_LOC_TRACK_NOTI = 15,
3070 WLAN_PUB_ACTION_QAB_REQUEST_FRAME = 16,
3071 WLAN_PUB_ACTION_QAB_RESPONSE_FRAME = 17,
3072 WLAN_PUB_ACTION_QMF_POLICY = 18,
3073 WLAN_PUB_ACTION_QMF_POLICY_CHANGE = 19,
3074 WLAN_PUB_ACTION_QLOAD_REQUEST = 20,
3075 WLAN_PUB_ACTION_QLOAD_REPORT = 21,
3076 WLAN_PUB_ACTION_HCCA_TXOP_ADVERT = 22,
3077 WLAN_PUB_ACTION_HCCA_TXOP_RESPONSE = 23,
3078 WLAN_PUB_ACTION_PUBLIC_KEY = 24,
3079 WLAN_PUB_ACTION_CHANNEL_AVAIL_QUERY = 25,
3080 WLAN_PUB_ACTION_CHANNEL_SCHEDULE_MGMT = 26,
3081 WLAN_PUB_ACTION_CONTACT_VERI_SIGNAL = 27,
3082 WLAN_PUB_ACTION_GDD_ENABLEMENT_REQ = 28,
3083 WLAN_PUB_ACTION_GDD_ENABLEMENT_RESP = 29,
3084 WLAN_PUB_ACTION_NETWORK_CHANNEL_CONTROL = 30,
3085 WLAN_PUB_ACTION_WHITE_SPACE_MAP_ANN = 31,
3086 WLAN_PUB_ACTION_FTM_REQUEST = 32,
3087 WLAN_PUB_ACTION_FTM = 33,
3088 WLAN_PUB_ACTION_FILS_DISCOVERY = 34,
3089};
3090
3091/* TDLS action codes */
3092enum ieee80211_tdls_actioncode {
3093 WLAN_TDLS_SETUP_REQUEST = 0,
3094 WLAN_TDLS_SETUP_RESPONSE = 1,
3095 WLAN_TDLS_SETUP_CONFIRM = 2,
3096 WLAN_TDLS_TEARDOWN = 3,
3097 WLAN_TDLS_PEER_TRAFFIC_INDICATION = 4,
3098 WLAN_TDLS_CHANNEL_SWITCH_REQUEST = 5,
3099 WLAN_TDLS_CHANNEL_SWITCH_RESPONSE = 6,
3100 WLAN_TDLS_PEER_PSM_REQUEST = 7,
3101 WLAN_TDLS_PEER_PSM_RESPONSE = 8,
3102 WLAN_TDLS_PEER_TRAFFIC_RESPONSE = 9,
3103 WLAN_TDLS_DISCOVERY_REQUEST = 10,
3104};
3105
3106/* Extended Channel Switching capability to be set in the 1st byte of
3107 * the @WLAN_EID_EXT_CAPABILITY information element
3108 */
3109#define WLAN_EXT_CAPA1_EXT_CHANNEL_SWITCHING BIT(2)
3110
3111/* Multiple BSSID capability is set in the 6th bit of 3rd byte of the
3112 * @WLAN_EID_EXT_CAPABILITY information element
3113 */
3114#define WLAN_EXT_CAPA3_MULTI_BSSID_SUPPORT BIT(6)
3115
3116/* Timing Measurement protocol for time sync is set in the 7th bit of 3rd byte
3117 * of the @WLAN_EID_EXT_CAPABILITY information element
3118 */
3119#define WLAN_EXT_CAPA3_TIMING_MEASUREMENT_SUPPORT BIT(7)
3120
3121/* TDLS capabilities in the 4th byte of @WLAN_EID_EXT_CAPABILITY */
3122#define WLAN_EXT_CAPA4_TDLS_BUFFER_STA BIT(4)
3123#define WLAN_EXT_CAPA4_TDLS_PEER_PSM BIT(5)
3124#define WLAN_EXT_CAPA4_TDLS_CHAN_SWITCH BIT(6)
3125
3126/* Interworking capabilities are set in 7th bit of 4th byte of the
3127 * @WLAN_EID_EXT_CAPABILITY information element
3128 */
3129#define WLAN_EXT_CAPA4_INTERWORKING_ENABLED BIT(7)
3130
3131/*
3132 * TDLS capabililites to be enabled in the 5th byte of the
3133 * @WLAN_EID_EXT_CAPABILITY information element
3134 */
3135#define WLAN_EXT_CAPA5_TDLS_ENABLED BIT(5)
3136#define WLAN_EXT_CAPA5_TDLS_PROHIBITED BIT(6)
3137#define WLAN_EXT_CAPA5_TDLS_CH_SW_PROHIBITED BIT(7)
3138
3139#define WLAN_EXT_CAPA8_TDLS_WIDE_BW_ENABLED BIT(5)
3140#define WLAN_EXT_CAPA8_OPMODE_NOTIF BIT(6)
3141
3142/* Defines the maximal number of MSDUs in an A-MSDU. */
3143#define WLAN_EXT_CAPA8_MAX_MSDU_IN_AMSDU_LSB BIT(7)
3144#define WLAN_EXT_CAPA9_MAX_MSDU_IN_AMSDU_MSB BIT(0)
3145
3146/*
3147 * Fine Timing Measurement Initiator - bit 71 of @WLAN_EID_EXT_CAPABILITY
3148 * information element
3149 */
3150#define WLAN_EXT_CAPA9_FTM_INITIATOR BIT(7)
3151
3152/* Defines support for TWT Requester and TWT Responder */
3153#define WLAN_EXT_CAPA10_TWT_REQUESTER_SUPPORT BIT(5)
3154#define WLAN_EXT_CAPA10_TWT_RESPONDER_SUPPORT BIT(6)
3155
3156/*
3157 * When set, indicates that the AP is able to tolerate 26-tone RU UL
3158 * OFDMA transmissions using HE TB PPDU from OBSS (not falsely classify the
3159 * 26-tone RU UL OFDMA transmissions as radar pulses).
3160 */
3161#define WLAN_EXT_CAPA10_OBSS_NARROW_BW_RU_TOLERANCE_SUPPORT BIT(7)
3162
3163/* Defines support for enhanced multi-bssid advertisement*/
3164#define WLAN_EXT_CAPA11_EMA_SUPPORT BIT(3)
3165
3166/* TDLS specific payload type in the LLC/SNAP header */
3167#define WLAN_TDLS_SNAP_RFTYPE 0x2
3168
3169/* BSS Coex IE information field bits */
3170#define WLAN_BSS_COEX_INFORMATION_REQUEST BIT(0)
3171
3172/**
3173 * enum ieee80211_mesh_sync_method - mesh synchronization method identifier
3174 *
3175 * @IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET: the default synchronization method
3176 * @IEEE80211_SYNC_METHOD_VENDOR: a vendor specific synchronization method
3177 * that will be specified in a vendor specific information element
3178 */
3179enum ieee80211_mesh_sync_method {
3180 IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET = 1,
3181 IEEE80211_SYNC_METHOD_VENDOR = 255,
3182};
3183
3184/**
3185 * enum ieee80211_mesh_path_protocol - mesh path selection protocol identifier
3186 *
3187 * @IEEE80211_PATH_PROTOCOL_HWMP: the default path selection protocol
3188 * @IEEE80211_PATH_PROTOCOL_VENDOR: a vendor specific protocol that will
3189 * be specified in a vendor specific information element
3190 */
3191enum ieee80211_mesh_path_protocol {
3192 IEEE80211_PATH_PROTOCOL_HWMP = 1,
3193 IEEE80211_PATH_PROTOCOL_VENDOR = 255,
3194};
3195
3196/**
3197 * enum ieee80211_mesh_path_metric - mesh path selection metric identifier
3198 *
3199 * @IEEE80211_PATH_METRIC_AIRTIME: the default path selection metric
3200 * @IEEE80211_PATH_METRIC_VENDOR: a vendor specific metric that will be
3201 * specified in a vendor specific information element
3202 */
3203enum ieee80211_mesh_path_metric {
3204 IEEE80211_PATH_METRIC_AIRTIME = 1,
3205 IEEE80211_PATH_METRIC_VENDOR = 255,
3206};
3207
3208/**
3209 * enum ieee80211_root_mode_identifier - root mesh STA mode identifier
3210 *
3211 * These attribute are used by dot11MeshHWMPRootMode to set root mesh STA mode
3212 *
3213 * @IEEE80211_ROOTMODE_NO_ROOT: the mesh STA is not a root mesh STA (default)
3214 * @IEEE80211_ROOTMODE_ROOT: the mesh STA is a root mesh STA if greater than
3215 * this value
3216 * @IEEE80211_PROACTIVE_PREQ_NO_PREP: the mesh STA is a root mesh STA supports
3217 * the proactive PREQ with proactive PREP subfield set to 0
3218 * @IEEE80211_PROACTIVE_PREQ_WITH_PREP: the mesh STA is a root mesh STA
3219 * supports the proactive PREQ with proactive PREP subfield set to 1
3220 * @IEEE80211_PROACTIVE_RANN: the mesh STA is a root mesh STA supports
3221 * the proactive RANN
3222 */
3223enum ieee80211_root_mode_identifier {
3224 IEEE80211_ROOTMODE_NO_ROOT = 0,
3225 IEEE80211_ROOTMODE_ROOT = 1,
3226 IEEE80211_PROACTIVE_PREQ_NO_PREP = 2,
3227 IEEE80211_PROACTIVE_PREQ_WITH_PREP = 3,
3228 IEEE80211_PROACTIVE_RANN = 4,
3229};
3230
3231/*
3232 * IEEE 802.11-2007 7.3.2.9 Country information element
3233 *
3234 * Minimum length is 8 octets, ie len must be evenly
3235 * divisible by 2
3236 */
3237
3238/* Although the spec says 8 I'm seeing 6 in practice */
3239#define IEEE80211_COUNTRY_IE_MIN_LEN 6
3240
3241/* The Country String field of the element shall be 3 octets in length */
3242#define IEEE80211_COUNTRY_STRING_LEN 3
3243
3244/*
3245 * For regulatory extension stuff see IEEE 802.11-2007
3246 * Annex I (page 1141) and Annex J (page 1147). Also
3247 * review 7.3.2.9.
3248 *
3249 * When dot11RegulatoryClassesRequired is true and the
3250 * first_channel/reg_extension_id is >= 201 then the IE
3251 * compromises of the 'ext' struct represented below:
3252 *
3253 * - Regulatory extension ID - when generating IE this just needs
3254 * to be monotonically increasing for each triplet passed in
3255 * the IE
3256 * - Regulatory class - index into set of rules
3257 * - Coverage class - index into air propagation time (Table 7-27),
3258 * in microseconds, you can compute the air propagation time from
3259 * the index by multiplying by 3, so index 10 yields a propagation
3260 * of 10 us. Valid values are 0-31, values 32-255 are not defined
3261 * yet. A value of 0 inicates air propagation of <= 1 us.
3262 *
3263 * See also Table I.2 for Emission limit sets and table
3264 * I.3 for Behavior limit sets. Table J.1 indicates how to map
3265 * a reg_class to an emission limit set and behavior limit set.
3266 */
3267#define IEEE80211_COUNTRY_EXTENSION_ID 201
3268
3269/*
3270 * Channels numbers in the IE must be monotonically increasing
3271 * if dot11RegulatoryClassesRequired is not true.
3272 *
3273 * If dot11RegulatoryClassesRequired is true consecutive
3274 * subband triplets following a regulatory triplet shall
3275 * have monotonically increasing first_channel number fields.
3276 *
3277 * Channel numbers shall not overlap.
3278 *
3279 * Note that max_power is signed.
3280 */
3281struct ieee80211_country_ie_triplet {
3282 union {
3283 struct {
3284 u8 first_channel;
3285 u8 num_channels;
3286 s8 max_power;
3287 } __packed chans;
3288 struct {
3289 u8 reg_extension_id;
3290 u8 reg_class;
3291 u8 coverage_class;
3292 } __packed ext;
3293 };
3294} __packed;
3295
3296enum ieee80211_timeout_interval_type {
3297 WLAN_TIMEOUT_REASSOC_DEADLINE = 1 /* 802.11r */,
3298 WLAN_TIMEOUT_KEY_LIFETIME = 2 /* 802.11r */,
3299 WLAN_TIMEOUT_ASSOC_COMEBACK = 3 /* 802.11w */,
3300};
3301
3302/**
3303 * struct ieee80211_timeout_interval_ie - Timeout Interval element
3304 * @type: type, see &enum ieee80211_timeout_interval_type
3305 * @value: timeout interval value
3306 */
3307struct ieee80211_timeout_interval_ie {
3308 u8 type;
3309 __le32 value;
3310} __packed;
3311
3312/**
3313 * enum ieee80211_idle_options - BSS idle options
3314 * @WLAN_IDLE_OPTIONS_PROTECTED_KEEP_ALIVE: the station should send an RSN
3315 * protected frame to the AP to reset the idle timer at the AP for
3316 * the station.
3317 */
3318enum ieee80211_idle_options {
3319 WLAN_IDLE_OPTIONS_PROTECTED_KEEP_ALIVE = BIT(0),
3320};
3321
3322/**
3323 * struct ieee80211_bss_max_idle_period_ie
3324 *
3325 * This structure refers to "BSS Max idle period element"
3326 *
3327 * @max_idle_period: indicates the time period during which a station can
3328 * refrain from transmitting frames to its associated AP without being
3329 * disassociated. In units of 1000 TUs.
3330 * @idle_options: indicates the options associated with the BSS idle capability
3331 * as specified in &enum ieee80211_idle_options.
3332 */
3333struct ieee80211_bss_max_idle_period_ie {
3334 __le16 max_idle_period;
3335 u8 idle_options;
3336} __packed;
3337
3338/* BACK action code */
3339enum ieee80211_back_actioncode {
3340 WLAN_ACTION_ADDBA_REQ = 0,
3341 WLAN_ACTION_ADDBA_RESP = 1,
3342 WLAN_ACTION_DELBA = 2,
3343};
3344
3345/* BACK (block-ack) parties */
3346enum ieee80211_back_parties {
3347 WLAN_BACK_RECIPIENT = 0,
3348 WLAN_BACK_INITIATOR = 1,
3349};
3350
3351/* SA Query action */
3352enum ieee80211_sa_query_action {
3353 WLAN_ACTION_SA_QUERY_REQUEST = 0,
3354 WLAN_ACTION_SA_QUERY_RESPONSE = 1,
3355};
3356
3357/**
3358 * struct ieee80211_bssid_index
3359 *
3360 * This structure refers to "Multiple BSSID-index element"
3361 *
3362 * @bssid_index: BSSID index
3363 * @dtim_period: optional, overrides transmitted BSS dtim period
3364 * @dtim_count: optional, overrides transmitted BSS dtim count
3365 */
3366struct ieee80211_bssid_index {
3367 u8 bssid_index;
3368 u8 dtim_period;
3369 u8 dtim_count;
3370};
3371
3372/**
3373 * struct ieee80211_multiple_bssid_configuration
3374 *
3375 * This structure refers to "Multiple BSSID Configuration element"
3376 *
3377 * @bssid_count: total number of active BSSIDs in the set
3378 * @profile_periodicity: the least number of beacon frames need to be received
3379 * in order to discover all the nontransmitted BSSIDs in the set.
3380 */
3381struct ieee80211_multiple_bssid_configuration {
3382 u8 bssid_count;
3383 u8 profile_periodicity;
3384};
3385
3386#define SUITE(oui, id) (((oui) << 8) | (id))
3387
3388/* cipher suite selectors */
3389#define WLAN_CIPHER_SUITE_USE_GROUP SUITE(0x000FAC, 0)
3390#define WLAN_CIPHER_SUITE_WEP40 SUITE(0x000FAC, 1)
3391#define WLAN_CIPHER_SUITE_TKIP SUITE(0x000FAC, 2)
3392/* reserved: SUITE(0x000FAC, 3) */
3393#define WLAN_CIPHER_SUITE_CCMP SUITE(0x000FAC, 4)
3394#define WLAN_CIPHER_SUITE_WEP104 SUITE(0x000FAC, 5)
3395#define WLAN_CIPHER_SUITE_AES_CMAC SUITE(0x000FAC, 6)
3396#define WLAN_CIPHER_SUITE_GCMP SUITE(0x000FAC, 8)
3397#define WLAN_CIPHER_SUITE_GCMP_256 SUITE(0x000FAC, 9)
3398#define WLAN_CIPHER_SUITE_CCMP_256 SUITE(0x000FAC, 10)
3399#define WLAN_CIPHER_SUITE_BIP_GMAC_128 SUITE(0x000FAC, 11)
3400#define WLAN_CIPHER_SUITE_BIP_GMAC_256 SUITE(0x000FAC, 12)
3401#define WLAN_CIPHER_SUITE_BIP_CMAC_256 SUITE(0x000FAC, 13)
3402
3403#define WLAN_CIPHER_SUITE_SMS4 SUITE(0x001472, 1)
3404
3405/* AKM suite selectors */
3406#define WLAN_AKM_SUITE_8021X SUITE(0x000FAC, 1)
3407#define WLAN_AKM_SUITE_PSK SUITE(0x000FAC, 2)
3408#define WLAN_AKM_SUITE_FT_8021X SUITE(0x000FAC, 3)
3409#define WLAN_AKM_SUITE_FT_PSK SUITE(0x000FAC, 4)
3410#define WLAN_AKM_SUITE_8021X_SHA256 SUITE(0x000FAC, 5)
3411#define WLAN_AKM_SUITE_PSK_SHA256 SUITE(0x000FAC, 6)
3412#define WLAN_AKM_SUITE_TDLS SUITE(0x000FAC, 7)
3413#define WLAN_AKM_SUITE_SAE SUITE(0x000FAC, 8)
3414#define WLAN_AKM_SUITE_FT_OVER_SAE SUITE(0x000FAC, 9)
3415#define WLAN_AKM_SUITE_AP_PEER_KEY SUITE(0x000FAC, 10)
3416#define WLAN_AKM_SUITE_8021X_SUITE_B SUITE(0x000FAC, 11)
3417#define WLAN_AKM_SUITE_8021X_SUITE_B_192 SUITE(0x000FAC, 12)
3418#define WLAN_AKM_SUITE_FT_8021X_SHA384 SUITE(0x000FAC, 13)
3419#define WLAN_AKM_SUITE_FILS_SHA256 SUITE(0x000FAC, 14)
3420#define WLAN_AKM_SUITE_FILS_SHA384 SUITE(0x000FAC, 15)
3421#define WLAN_AKM_SUITE_FT_FILS_SHA256 SUITE(0x000FAC, 16)
3422#define WLAN_AKM_SUITE_FT_FILS_SHA384 SUITE(0x000FAC, 17)
3423#define WLAN_AKM_SUITE_OWE SUITE(0x000FAC, 18)
3424#define WLAN_AKM_SUITE_FT_PSK_SHA384 SUITE(0x000FAC, 19)
3425#define WLAN_AKM_SUITE_PSK_SHA384 SUITE(0x000FAC, 20)
3426
3427#define WLAN_AKM_SUITE_WFA_DPP SUITE(WLAN_OUI_WFA, 2)
3428
3429#define WLAN_MAX_KEY_LEN 32
3430
3431#define WLAN_PMK_NAME_LEN 16
3432#define WLAN_PMKID_LEN 16
3433#define WLAN_PMK_LEN_EAP_LEAP 16
3434#define WLAN_PMK_LEN 32
3435#define WLAN_PMK_LEN_SUITE_B_192 48
3436
3437#define WLAN_OUI_WFA 0x506f9a
3438#define WLAN_OUI_TYPE_WFA_P2P 9
3439#define WLAN_OUI_TYPE_WFA_DPP 0x1A
3440#define WLAN_OUI_MICROSOFT 0x0050f2
3441#define WLAN_OUI_TYPE_MICROSOFT_WPA 1
3442#define WLAN_OUI_TYPE_MICROSOFT_WMM 2
3443#define WLAN_OUI_TYPE_MICROSOFT_WPS 4
3444#define WLAN_OUI_TYPE_MICROSOFT_TPC 8
3445
3446/*
3447 * WMM/802.11e Tspec Element
3448 */
3449#define IEEE80211_WMM_IE_TSPEC_TID_MASK 0x0F
3450#define IEEE80211_WMM_IE_TSPEC_TID_SHIFT 1
3451
3452enum ieee80211_tspec_status_code {
3453 IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED = 0,
3454 IEEE80211_TSPEC_STATUS_ADDTS_INVAL_PARAMS = 0x1,
3455};
3456
3457struct ieee80211_tspec_ie {
3458 u8 element_id;
3459 u8 len;
3460 u8 oui[3];
3461 u8 oui_type;
3462 u8 oui_subtype;
3463 u8 version;
3464 __le16 tsinfo;
3465 u8 tsinfo_resvd;
3466 __le16 nominal_msdu;
3467 __le16 max_msdu;
3468 __le32 min_service_int;
3469 __le32 max_service_int;
3470 __le32 inactivity_int;
3471 __le32 suspension_int;
3472 __le32 service_start_time;
3473 __le32 min_data_rate;
3474 __le32 mean_data_rate;
3475 __le32 peak_data_rate;
3476 __le32 max_burst_size;
3477 __le32 delay_bound;
3478 __le32 min_phy_rate;
3479 __le16 sba;
3480 __le16 medium_time;
3481} __packed;
3482
3483struct ieee80211_he_6ghz_capa {
3484 /* uses IEEE80211_HE_6GHZ_CAP_* below */
3485 __le16 capa;
3486} __packed;
3487
3488/* HE 6 GHz band capabilities */
3489/* uses enum ieee80211_min_mpdu_spacing values */
3490#define IEEE80211_HE_6GHZ_CAP_MIN_MPDU_START 0x0007
3491/* uses enum ieee80211_vht_max_ampdu_length_exp values */
3492#define IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP 0x0038
3493/* uses IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_* values */
3494#define IEEE80211_HE_6GHZ_CAP_MAX_MPDU_LEN 0x00c0
3495/* WLAN_HT_CAP_SM_PS_* values */
3496#define IEEE80211_HE_6GHZ_CAP_SM_PS 0x0600
3497#define IEEE80211_HE_6GHZ_CAP_RD_RESPONDER 0x0800
3498#define IEEE80211_HE_6GHZ_CAP_RX_ANTPAT_CONS 0x1000
3499#define IEEE80211_HE_6GHZ_CAP_TX_ANTPAT_CONS 0x2000
3500
3501/**
3502 * ieee80211_get_qos_ctl - get pointer to qos control bytes
3503 * @hdr: the frame
3504 *
3505 * The qos ctrl bytes come after the frame_control, duration, seq_num
3506 * and 3 or 4 addresses of length ETH_ALEN.
3507 * 3 addr: 2 + 2 + 2 + 3*6 = 24
3508 * 4 addr: 2 + 2 + 2 + 4*6 = 30
3509 */
3510static inline u8 *ieee80211_get_qos_ctl(struct ieee80211_hdr *hdr)
3511{
3512 if (ieee80211_has_a4(hdr->frame_control))
3513 return (u8 *)hdr + 30;
3514 else
3515 return (u8 *)hdr + 24;
3516}
3517
3518/**
3519 * ieee80211_get_tid - get qos TID
3520 * @hdr: the frame
3521 */
3522static inline u8 ieee80211_get_tid(struct ieee80211_hdr *hdr)
3523{
3524 u8 *qc = ieee80211_get_qos_ctl(hdr);
3525
3526 return qc[0] & IEEE80211_QOS_CTL_TID_MASK;
3527}
3528
3529/**
3530 * ieee80211_get_SA - get pointer to SA
3531 * @hdr: the frame
3532 *
3533 * Given an 802.11 frame, this function returns the offset
3534 * to the source address (SA). It does not verify that the
3535 * header is long enough to contain the address, and the
3536 * header must be long enough to contain the frame control
3537 * field.
3538 */
3539static inline u8 *ieee80211_get_SA(struct ieee80211_hdr *hdr)
3540{
3541 if (ieee80211_has_a4(hdr->frame_control))
3542 return hdr->addr4;
3543 if (ieee80211_has_fromds(hdr->frame_control))
3544 return hdr->addr3;
3545 return hdr->addr2;
3546}
3547
3548/**
3549 * ieee80211_get_DA - get pointer to DA
3550 * @hdr: the frame
3551 *
3552 * Given an 802.11 frame, this function returns the offset
3553 * to the destination address (DA). It does not verify that
3554 * the header is long enough to contain the address, and the
3555 * header must be long enough to contain the frame control
3556 * field.
3557 */
3558static inline u8 *ieee80211_get_DA(struct ieee80211_hdr *hdr)
3559{
3560 if (ieee80211_has_tods(hdr->frame_control))
3561 return hdr->addr3;
3562 else
3563 return hdr->addr1;
3564}
3565
3566/**
3567 * _ieee80211_is_robust_mgmt_frame - check if frame is a robust management frame
3568 * @hdr: the frame (buffer must include at least the first octet of payload)
3569 */
3570static inline bool _ieee80211_is_robust_mgmt_frame(struct ieee80211_hdr *hdr)
3571{
3572 if (ieee80211_is_disassoc(hdr->frame_control) ||
3573 ieee80211_is_deauth(hdr->frame_control))
3574 return true;
3575
3576 if (ieee80211_is_action(hdr->frame_control)) {
3577 u8 *category;
3578
3579 /*
3580 * Action frames, excluding Public Action frames, are Robust
3581 * Management Frames. However, if we are looking at a Protected
3582 * frame, skip the check since the data may be encrypted and
3583 * the frame has already been found to be a Robust Management
3584 * Frame (by the other end).
3585 */
3586 if (ieee80211_has_protected(hdr->frame_control))
3587 return true;
3588 category = ((u8 *) hdr) + 24;
3589 return *category != WLAN_CATEGORY_PUBLIC &&
3590 *category != WLAN_CATEGORY_HT &&
3591 *category != WLAN_CATEGORY_WNM_UNPROTECTED &&
3592 *category != WLAN_CATEGORY_SELF_PROTECTED &&
3593 *category != WLAN_CATEGORY_UNPROT_DMG &&
3594 *category != WLAN_CATEGORY_VHT &&
3595 *category != WLAN_CATEGORY_VENDOR_SPECIFIC;
3596 }
3597
3598 return false;
3599}
3600
3601/**
3602 * ieee80211_is_robust_mgmt_frame - check if skb contains a robust mgmt frame
3603 * @skb: the skb containing the frame, length will be checked
3604 */
3605static inline bool ieee80211_is_robust_mgmt_frame(struct sk_buff *skb)
3606{
3607 if (skb->len < IEEE80211_MIN_ACTION_SIZE)
3608 return false;
3609 return _ieee80211_is_robust_mgmt_frame((void *)skb->data);
3610}
3611
3612/**
3613 * ieee80211_is_public_action - check if frame is a public action frame
3614 * @hdr: the frame
3615 * @len: length of the frame
3616 */
3617static inline bool ieee80211_is_public_action(struct ieee80211_hdr *hdr,
3618 size_t len)
3619{
3620 struct ieee80211_mgmt *mgmt = (void *)hdr;
3621
3622 if (len < IEEE80211_MIN_ACTION_SIZE)
3623 return false;
3624 if (!ieee80211_is_action(hdr->frame_control))
3625 return false;
3626 return mgmt->u.action.category == WLAN_CATEGORY_PUBLIC;
3627}
3628
3629/**
3630 * _ieee80211_is_group_privacy_action - check if frame is a group addressed
3631 * privacy action frame
3632 * @hdr: the frame
3633 */
3634static inline bool _ieee80211_is_group_privacy_action(struct ieee80211_hdr *hdr)
3635{
3636 struct ieee80211_mgmt *mgmt = (void *)hdr;
3637
3638 if (!ieee80211_is_action(hdr->frame_control) ||
3639 !is_multicast_ether_addr(hdr->addr1))
3640 return false;
3641
3642 return mgmt->u.action.category == WLAN_CATEGORY_MESH_ACTION ||
3643 mgmt->u.action.category == WLAN_CATEGORY_MULTIHOP_ACTION;
3644}
3645
3646/**
3647 * ieee80211_is_group_privacy_action - check if frame is a group addressed
3648 * privacy action frame
3649 * @skb: the skb containing the frame, length will be checked
3650 */
3651static inline bool ieee80211_is_group_privacy_action(struct sk_buff *skb)
3652{
3653 if (skb->len < IEEE80211_MIN_ACTION_SIZE)
3654 return false;
3655 return _ieee80211_is_group_privacy_action((void *)skb->data);
3656}
3657
3658/**
3659 * ieee80211_tu_to_usec - convert time units (TU) to microseconds
3660 * @tu: the TUs
3661 */
3662static inline unsigned long ieee80211_tu_to_usec(unsigned long tu)
3663{
3664 return 1024 * tu;
3665}
3666
3667/**
3668 * ieee80211_check_tim - check if AID bit is set in TIM
3669 * @tim: the TIM IE
3670 * @tim_len: length of the TIM IE
3671 * @aid: the AID to look for
3672 */
3673static inline bool ieee80211_check_tim(const struct ieee80211_tim_ie *tim,
3674 u8 tim_len, u16 aid)
3675{
3676 u8 mask;
3677 u8 index, indexn1, indexn2;
3678
3679 if (unlikely(!tim || tim_len < sizeof(*tim)))
3680 return false;
3681
3682 aid &= 0x3fff;
3683 index = aid / 8;
3684 mask = 1 << (aid & 7);
3685
3686 indexn1 = tim->bitmap_ctrl & 0xfe;
3687 indexn2 = tim_len + indexn1 - 4;
3688
3689 if (index < indexn1 || index > indexn2)
3690 return false;
3691
3692 index -= indexn1;
3693
3694 return !!(tim->virtual_map[index] & mask);
3695}
3696
3697/**
3698 * ieee80211_get_tdls_action - get tdls packet action (or -1, if not tdls packet)
3699 * @skb: the skb containing the frame, length will not be checked
3700 * @hdr_size: the size of the ieee80211_hdr that starts at skb->data
3701 *
3702 * This function assumes the frame is a data frame, and that the network header
3703 * is in the correct place.
3704 */
3705static inline int ieee80211_get_tdls_action(struct sk_buff *skb, u32 hdr_size)
3706{
3707 if (!skb_is_nonlinear(skb) &&
3708 skb->len > (skb_network_offset(skb) + 2)) {
3709 /* Point to where the indication of TDLS should start */
3710 const u8 *tdls_data = skb_network_header(skb) - 2;
3711
3712 if (get_unaligned_be16(tdls_data) == ETH_P_TDLS &&
3713 tdls_data[2] == WLAN_TDLS_SNAP_RFTYPE &&
3714 tdls_data[3] == WLAN_CATEGORY_TDLS)
3715 return tdls_data[4];
3716 }
3717
3718 return -1;
3719}
3720
3721/* convert time units */
3722#define TU_TO_JIFFIES(x) (usecs_to_jiffies((x) * 1024))
3723#define TU_TO_EXP_TIME(x) (jiffies + TU_TO_JIFFIES(x))
3724
3725/* convert frequencies */
3726#define MHZ_TO_KHZ(freq) ((freq) * 1000)
3727#define KHZ_TO_MHZ(freq) ((freq) / 1000)
3728#define PR_KHZ(f) KHZ_TO_MHZ(f), f % 1000
3729#define KHZ_F "%d.%03d"
3730
3731/* convert powers */
3732#define DBI_TO_MBI(gain) ((gain) * 100)
3733#define MBI_TO_DBI(gain) ((gain) / 100)
3734#define DBM_TO_MBM(gain) ((gain) * 100)
3735#define MBM_TO_DBM(gain) ((gain) / 100)
3736
3737/**
3738 * ieee80211_action_contains_tpc - checks if the frame contains TPC element
3739 * @skb: the skb containing the frame, length will be checked
3740 *
3741 * This function checks if it's either TPC report action frame or Link
3742 * Measurement report action frame as defined in IEEE Std. 802.11-2012 8.5.2.5
3743 * and 8.5.7.5 accordingly.
3744 */
3745static inline bool ieee80211_action_contains_tpc(struct sk_buff *skb)
3746{
3747 struct ieee80211_mgmt *mgmt = (void *)skb->data;
3748
3749 if (!ieee80211_is_action(mgmt->frame_control))
3750 return false;
3751
3752 if (skb->len < IEEE80211_MIN_ACTION_SIZE +
3753 sizeof(mgmt->u.action.u.tpc_report))
3754 return false;
3755
3756 /*
3757 * TPC report - check that:
3758 * category = 0 (Spectrum Management) or 5 (Radio Measurement)
3759 * spectrum management action = 3 (TPC/Link Measurement report)
3760 * TPC report EID = 35
3761 * TPC report element length = 2
3762 *
3763 * The spectrum management's tpc_report struct is used here both for
3764 * parsing tpc_report and radio measurement's link measurement report
3765 * frame, since the relevant part is identical in both frames.
3766 */
3767 if (mgmt->u.action.category != WLAN_CATEGORY_SPECTRUM_MGMT &&
3768 mgmt->u.action.category != WLAN_CATEGORY_RADIO_MEASUREMENT)
3769 return false;
3770
3771 /* both spectrum mgmt and link measurement have same action code */
3772 if (mgmt->u.action.u.tpc_report.action_code !=
3773 WLAN_ACTION_SPCT_TPC_RPRT)
3774 return false;
3775
3776 if (mgmt->u.action.u.tpc_report.tpc_elem_id != WLAN_EID_TPC_REPORT ||
3777 mgmt->u.action.u.tpc_report.tpc_elem_length !=
3778 sizeof(struct ieee80211_tpc_report_ie))
3779 return false;
3780
3781 return true;
3782}
3783
3784struct element {
3785 u8 id;
3786 u8 datalen;
3787 u8 data[];
3788} __packed;
3789
3790/* element iteration helpers */
3791#define for_each_element(_elem, _data, _datalen) \
3792 for (_elem = (const struct element *)(_data); \
3793 (const u8 *)(_data) + (_datalen) - (const u8 *)_elem >= \
3794 (int)sizeof(*_elem) && \
3795 (const u8 *)(_data) + (_datalen) - (const u8 *)_elem >= \
3796 (int)sizeof(*_elem) + _elem->datalen; \
3797 _elem = (const struct element *)(_elem->data + _elem->datalen))
3798
3799#define for_each_element_id(element, _id, data, datalen) \
3800 for_each_element(element, data, datalen) \
3801 if (element->id == (_id))
3802
3803#define for_each_element_extid(element, extid, _data, _datalen) \
3804 for_each_element(element, _data, _datalen) \
3805 if (element->id == WLAN_EID_EXTENSION && \
3806 element->datalen > 0 && \
3807 element->data[0] == (extid))
3808
3809#define for_each_subelement(sub, element) \
3810 for_each_element(sub, (element)->data, (element)->datalen)
3811
3812#define for_each_subelement_id(sub, id, element) \
3813 for_each_element_id(sub, id, (element)->data, (element)->datalen)
3814
3815#define for_each_subelement_extid(sub, extid, element) \
3816 for_each_element_extid(sub, extid, (element)->data, (element)->datalen)
3817
3818/**
3819 * for_each_element_completed - determine if element parsing consumed all data
3820 * @element: element pointer after for_each_element() or friends
3821 * @data: same data pointer as passed to for_each_element() or friends
3822 * @datalen: same data length as passed to for_each_element() or friends
3823 *
3824 * This function returns %true if all the data was parsed or considered
3825 * while walking the elements. Only use this if your for_each_element()
3826 * loop cannot be broken out of, otherwise it always returns %false.
3827 *
3828 * If some data was malformed, this returns %false since the last parsed
3829 * element will not fill the whole remaining data.
3830 */
3831static inline bool for_each_element_completed(const struct element *element,
3832 const void *data, size_t datalen)
3833{
3834 return (const u8 *)element == (const u8 *)data + datalen;
3835}
3836
3837/**
3838 * RSNX Capabilities:
3839 * bits 0-3: Field length (n-1)
3840 */
3841#define WLAN_RSNX_CAPA_PROTECTED_TWT BIT(4)
3842#define WLAN_RSNX_CAPA_SAE_H2E BIT(5)
3843
3844/*
3845 * reduced neighbor report, based on Draft P802.11ax_D6.1,
3846 * section 9.4.2.170 and accepted contributions.
3847 */
3848#define IEEE80211_AP_INFO_TBTT_HDR_TYPE 0x03
3849#define IEEE80211_AP_INFO_TBTT_HDR_FILTERED 0x04
3850#define IEEE80211_AP_INFO_TBTT_HDR_COLOC 0x08
3851#define IEEE80211_AP_INFO_TBTT_HDR_COUNT 0xF0
3852#define IEEE80211_TBTT_INFO_OFFSET_BSSID_BSS_PARAM 9
3853#define IEEE80211_TBTT_INFO_OFFSET_BSSID_SSSID_BSS_PARAM 13
3854
3855#define IEEE80211_RNR_TBTT_PARAMS_OCT_RECOMMENDED 0x01
3856#define IEEE80211_RNR_TBTT_PARAMS_SAME_SSID 0x02
3857#define IEEE80211_RNR_TBTT_PARAMS_MULTI_BSSID 0x04
3858#define IEEE80211_RNR_TBTT_PARAMS_TRANSMITTED_BSSID 0x08
3859#define IEEE80211_RNR_TBTT_PARAMS_COLOC_ESS 0x10
3860#define IEEE80211_RNR_TBTT_PARAMS_PROBE_ACTIVE 0x20
3861#define IEEE80211_RNR_TBTT_PARAMS_COLOC_AP 0x40
3862
3863struct ieee80211_neighbor_ap_info {
3864 u8 tbtt_info_hdr;
3865 u8 tbtt_info_len;
3866 u8 op_class;
3867 u8 channel;
3868} __packed;
3869
3870enum ieee80211_range_params_max_total_ltf {
3871 IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_4 = 0,
3872 IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_8,
3873 IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_16,
3874 IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_UNSPECIFIED,
3875};
3876
3877#endif /* LINUX_IEEE80211_H */
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>
9 * Copyright (c) 2013 - 2014 Intel Mobile Communications GmbH
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
16#ifndef LINUX_IEEE80211_H
17#define LINUX_IEEE80211_H
18
19#include <linux/types.h>
20#include <linux/if_ether.h>
21#include <asm/byteorder.h>
22#include <asm/unaligned.h>
23
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
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
53#define IEEE80211_FCTL_CTL_EXT 0x0f00
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
61#define IEEE80211_FTYPE_EXT 0x000c
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 */
78#define IEEE80211_STYPE_CTL_EXT 0x0060
79#define IEEE80211_STYPE_BACK_REQ 0x0080
80#define IEEE80211_STYPE_BACK 0x0090
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
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
118
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
124static inline bool ieee80211_sn_less(u16 sn1, u16 sn2)
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
147/* miscellaneous IEEE 802.11 constants */
148#define IEEE80211_MAX_FRAG_THRESHOLD 2352
149#define IEEE80211_MAX_RTS_THRESHOLD 2353
150#define IEEE80211_MAX_AID 2007
151#define IEEE80211_MAX_TIM_LEN 251
152#define IEEE80211_MAX_MESH_PEERINGS 63
153/* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
154 6.2.1.1.2.
155
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
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
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
165
166/* Maximal size of an A-MSDU */
167#define IEEE80211_MAX_MPDU_LEN_HT_3839 3839
168#define IEEE80211_MAX_MPDU_LEN_HT_7935 7935
169
170#define IEEE80211_MAX_MPDU_LEN_VHT_3895 3895
171#define IEEE80211_MAX_MPDU_LEN_VHT_7991 7991
172#define IEEE80211_MAX_MPDU_LEN_VHT_11454 11454
173
174#define IEEE80211_MAX_SSID_LEN 32
175
176#define IEEE80211_MAX_MESH_ID_LEN 32
177
178#define IEEE80211_FIRST_TSPEC_TSID 8
179#define IEEE80211_NUM_TIDS 16
180
181/* number of user priorities 802.11 uses */
182#define IEEE80211_NUM_UPS 8
183
184#define IEEE80211_QOS_CTL_LEN 2
185/* 1d tag mask */
186#define IEEE80211_QOS_CTL_TAG1D_MASK 0x0007
187/* TID mask */
188#define IEEE80211_QOS_CTL_TID_MASK 0x000f
189/* EOSP */
190#define IEEE80211_QOS_CTL_EOSP 0x0010
191/* ACK policy */
192#define IEEE80211_QOS_CTL_ACK_POLICY_NORMAL 0x0000
193#define IEEE80211_QOS_CTL_ACK_POLICY_NOACK 0x0020
194#define IEEE80211_QOS_CTL_ACK_POLICY_NO_EXPL 0x0040
195#define IEEE80211_QOS_CTL_ACK_POLICY_BLOCKACK 0x0060
196#define IEEE80211_QOS_CTL_ACK_POLICY_MASK 0x0060
197/* A-MSDU 802.11n */
198#define IEEE80211_QOS_CTL_A_MSDU_PRESENT 0x0080
199/* Mesh Control 802.11s */
200#define IEEE80211_QOS_CTL_MESH_CONTROL_PRESENT 0x0100
201
202/* Mesh Power Save Level */
203#define IEEE80211_QOS_CTL_MESH_PS_LEVEL 0x0200
204/* Mesh Receiver Service Period Initiated */
205#define IEEE80211_QOS_CTL_RSPI 0x0400
206
207/* U-APSD queue for WMM IEs sent by AP */
208#define IEEE80211_WMM_IE_AP_QOSINFO_UAPSD (1<<7)
209#define IEEE80211_WMM_IE_AP_QOSINFO_PARAM_SET_CNT_MASK 0x0f
210
211/* U-APSD queues for WMM IEs sent by STA */
212#define IEEE80211_WMM_IE_STA_QOSINFO_AC_VO (1<<0)
213#define IEEE80211_WMM_IE_STA_QOSINFO_AC_VI (1<<1)
214#define IEEE80211_WMM_IE_STA_QOSINFO_AC_BK (1<<2)
215#define IEEE80211_WMM_IE_STA_QOSINFO_AC_BE (1<<3)
216#define IEEE80211_WMM_IE_STA_QOSINFO_AC_MASK 0x0f
217
218/* U-APSD max SP length for WMM IEs sent by STA */
219#define IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL 0x00
220#define IEEE80211_WMM_IE_STA_QOSINFO_SP_2 0x01
221#define IEEE80211_WMM_IE_STA_QOSINFO_SP_4 0x02
222#define IEEE80211_WMM_IE_STA_QOSINFO_SP_6 0x03
223#define IEEE80211_WMM_IE_STA_QOSINFO_SP_MASK 0x03
224#define IEEE80211_WMM_IE_STA_QOSINFO_SP_SHIFT 5
225
226#define IEEE80211_HT_CTL_LEN 4
227
228struct ieee80211_hdr {
229 __le16 frame_control;
230 __le16 duration_id;
231 u8 addr1[ETH_ALEN];
232 u8 addr2[ETH_ALEN];
233 u8 addr3[ETH_ALEN];
234 __le16 seq_ctrl;
235 u8 addr4[ETH_ALEN];
236} __packed __aligned(2);
237
238struct ieee80211_hdr_3addr {
239 __le16 frame_control;
240 __le16 duration_id;
241 u8 addr1[ETH_ALEN];
242 u8 addr2[ETH_ALEN];
243 u8 addr3[ETH_ALEN];
244 __le16 seq_ctrl;
245} __packed __aligned(2);
246
247struct ieee80211_qos_hdr {
248 __le16 frame_control;
249 __le16 duration_id;
250 u8 addr1[ETH_ALEN];
251 u8 addr2[ETH_ALEN];
252 u8 addr3[ETH_ALEN];
253 __le16 seq_ctrl;
254 __le16 qos_ctrl;
255} __packed __aligned(2);
256
257/**
258 * ieee80211_has_tods - check if IEEE80211_FCTL_TODS is set
259 * @fc: frame control bytes in little-endian byteorder
260 */
261static inline bool ieee80211_has_tods(__le16 fc)
262{
263 return (fc & cpu_to_le16(IEEE80211_FCTL_TODS)) != 0;
264}
265
266/**
267 * ieee80211_has_fromds - check if IEEE80211_FCTL_FROMDS is set
268 * @fc: frame control bytes in little-endian byteorder
269 */
270static inline bool ieee80211_has_fromds(__le16 fc)
271{
272 return (fc & cpu_to_le16(IEEE80211_FCTL_FROMDS)) != 0;
273}
274
275/**
276 * ieee80211_has_a4 - check if IEEE80211_FCTL_TODS and IEEE80211_FCTL_FROMDS are set
277 * @fc: frame control bytes in little-endian byteorder
278 */
279static inline bool ieee80211_has_a4(__le16 fc)
280{
281 __le16 tmp = cpu_to_le16(IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS);
282 return (fc & tmp) == tmp;
283}
284
285/**
286 * ieee80211_has_morefrags - check if IEEE80211_FCTL_MOREFRAGS is set
287 * @fc: frame control bytes in little-endian byteorder
288 */
289static inline bool ieee80211_has_morefrags(__le16 fc)
290{
291 return (fc & cpu_to_le16(IEEE80211_FCTL_MOREFRAGS)) != 0;
292}
293
294/**
295 * ieee80211_has_retry - check if IEEE80211_FCTL_RETRY is set
296 * @fc: frame control bytes in little-endian byteorder
297 */
298static inline bool ieee80211_has_retry(__le16 fc)
299{
300 return (fc & cpu_to_le16(IEEE80211_FCTL_RETRY)) != 0;
301}
302
303/**
304 * ieee80211_has_pm - check if IEEE80211_FCTL_PM is set
305 * @fc: frame control bytes in little-endian byteorder
306 */
307static inline bool ieee80211_has_pm(__le16 fc)
308{
309 return (fc & cpu_to_le16(IEEE80211_FCTL_PM)) != 0;
310}
311
312/**
313 * ieee80211_has_moredata - check if IEEE80211_FCTL_MOREDATA is set
314 * @fc: frame control bytes in little-endian byteorder
315 */
316static inline bool ieee80211_has_moredata(__le16 fc)
317{
318 return (fc & cpu_to_le16(IEEE80211_FCTL_MOREDATA)) != 0;
319}
320
321/**
322 * ieee80211_has_protected - check if IEEE80211_FCTL_PROTECTED is set
323 * @fc: frame control bytes in little-endian byteorder
324 */
325static inline bool ieee80211_has_protected(__le16 fc)
326{
327 return (fc & cpu_to_le16(IEEE80211_FCTL_PROTECTED)) != 0;
328}
329
330/**
331 * ieee80211_has_order - check if IEEE80211_FCTL_ORDER is set
332 * @fc: frame control bytes in little-endian byteorder
333 */
334static inline bool ieee80211_has_order(__le16 fc)
335{
336 return (fc & cpu_to_le16(IEEE80211_FCTL_ORDER)) != 0;
337}
338
339/**
340 * ieee80211_is_mgmt - check if type is IEEE80211_FTYPE_MGMT
341 * @fc: frame control bytes in little-endian byteorder
342 */
343static inline bool ieee80211_is_mgmt(__le16 fc)
344{
345 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
346 cpu_to_le16(IEEE80211_FTYPE_MGMT);
347}
348
349/**
350 * ieee80211_is_ctl - check if type is IEEE80211_FTYPE_CTL
351 * @fc: frame control bytes in little-endian byteorder
352 */
353static inline bool ieee80211_is_ctl(__le16 fc)
354{
355 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
356 cpu_to_le16(IEEE80211_FTYPE_CTL);
357}
358
359/**
360 * ieee80211_is_data - check if type is IEEE80211_FTYPE_DATA
361 * @fc: frame control bytes in little-endian byteorder
362 */
363static inline bool ieee80211_is_data(__le16 fc)
364{
365 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
366 cpu_to_le16(IEEE80211_FTYPE_DATA);
367}
368
369/**
370 * ieee80211_is_data_qos - check if type is IEEE80211_FTYPE_DATA and IEEE80211_STYPE_QOS_DATA is set
371 * @fc: frame control bytes in little-endian byteorder
372 */
373static inline bool ieee80211_is_data_qos(__le16 fc)
374{
375 /*
376 * mask with QOS_DATA rather than IEEE80211_FCTL_STYPE as we just need
377 * to check the one bit
378 */
379 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_STYPE_QOS_DATA)) ==
380 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_DATA);
381}
382
383/**
384 * ieee80211_is_data_present - check if type is IEEE80211_FTYPE_DATA and has data
385 * @fc: frame control bytes in little-endian byteorder
386 */
387static inline bool ieee80211_is_data_present(__le16 fc)
388{
389 /*
390 * mask with 0x40 and test that that bit is clear to only return true
391 * for the data-containing substypes.
392 */
393 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | 0x40)) ==
394 cpu_to_le16(IEEE80211_FTYPE_DATA);
395}
396
397/**
398 * ieee80211_is_assoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_REQ
399 * @fc: frame control bytes in little-endian byteorder
400 */
401static inline bool ieee80211_is_assoc_req(__le16 fc)
402{
403 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
404 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_REQ);
405}
406
407/**
408 * ieee80211_is_assoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_RESP
409 * @fc: frame control bytes in little-endian byteorder
410 */
411static inline bool ieee80211_is_assoc_resp(__le16 fc)
412{
413 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
414 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_RESP);
415}
416
417/**
418 * ieee80211_is_reassoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_REQ
419 * @fc: frame control bytes in little-endian byteorder
420 */
421static inline bool ieee80211_is_reassoc_req(__le16 fc)
422{
423 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
424 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_REQ);
425}
426
427/**
428 * ieee80211_is_reassoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_RESP
429 * @fc: frame control bytes in little-endian byteorder
430 */
431static inline bool ieee80211_is_reassoc_resp(__le16 fc)
432{
433 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
434 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_RESP);
435}
436
437/**
438 * ieee80211_is_probe_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_REQ
439 * @fc: frame control bytes in little-endian byteorder
440 */
441static inline bool ieee80211_is_probe_req(__le16 fc)
442{
443 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
444 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ);
445}
446
447/**
448 * ieee80211_is_probe_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_RESP
449 * @fc: frame control bytes in little-endian byteorder
450 */
451static inline bool ieee80211_is_probe_resp(__le16 fc)
452{
453 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
454 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_RESP);
455}
456
457/**
458 * ieee80211_is_beacon - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_BEACON
459 * @fc: frame control bytes in little-endian byteorder
460 */
461static inline bool ieee80211_is_beacon(__le16 fc)
462{
463 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
464 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_BEACON);
465}
466
467/**
468 * ieee80211_is_atim - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ATIM
469 * @fc: frame control bytes in little-endian byteorder
470 */
471static inline bool ieee80211_is_atim(__le16 fc)
472{
473 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
474 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ATIM);
475}
476
477/**
478 * ieee80211_is_disassoc - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DISASSOC
479 * @fc: frame control bytes in little-endian byteorder
480 */
481static inline bool ieee80211_is_disassoc(__le16 fc)
482{
483 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
484 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DISASSOC);
485}
486
487/**
488 * ieee80211_is_auth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_AUTH
489 * @fc: frame control bytes in little-endian byteorder
490 */
491static inline bool ieee80211_is_auth(__le16 fc)
492{
493 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
494 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_AUTH);
495}
496
497/**
498 * ieee80211_is_deauth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DEAUTH
499 * @fc: frame control bytes in little-endian byteorder
500 */
501static inline bool ieee80211_is_deauth(__le16 fc)
502{
503 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
504 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DEAUTH);
505}
506
507/**
508 * ieee80211_is_action - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ACTION
509 * @fc: frame control bytes in little-endian byteorder
510 */
511static inline bool ieee80211_is_action(__le16 fc)
512{
513 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
514 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ACTION);
515}
516
517/**
518 * ieee80211_is_back_req - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK_REQ
519 * @fc: frame control bytes in little-endian byteorder
520 */
521static inline bool ieee80211_is_back_req(__le16 fc)
522{
523 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
524 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK_REQ);
525}
526
527/**
528 * ieee80211_is_back - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK
529 * @fc: frame control bytes in little-endian byteorder
530 */
531static inline bool ieee80211_is_back(__le16 fc)
532{
533 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
534 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK);
535}
536
537/**
538 * ieee80211_is_pspoll - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_PSPOLL
539 * @fc: frame control bytes in little-endian byteorder
540 */
541static inline bool ieee80211_is_pspoll(__le16 fc)
542{
543 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
544 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_PSPOLL);
545}
546
547/**
548 * ieee80211_is_rts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_RTS
549 * @fc: frame control bytes in little-endian byteorder
550 */
551static inline bool ieee80211_is_rts(__le16 fc)
552{
553 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
554 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_RTS);
555}
556
557/**
558 * ieee80211_is_cts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CTS
559 * @fc: frame control bytes in little-endian byteorder
560 */
561static inline bool ieee80211_is_cts(__le16 fc)
562{
563 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
564 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTS);
565}
566
567/**
568 * ieee80211_is_ack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_ACK
569 * @fc: frame control bytes in little-endian byteorder
570 */
571static inline bool ieee80211_is_ack(__le16 fc)
572{
573 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
574 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_ACK);
575}
576
577/**
578 * ieee80211_is_cfend - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFEND
579 * @fc: frame control bytes in little-endian byteorder
580 */
581static inline bool ieee80211_is_cfend(__le16 fc)
582{
583 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
584 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFEND);
585}
586
587/**
588 * ieee80211_is_cfendack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFENDACK
589 * @fc: frame control bytes in little-endian byteorder
590 */
591static inline bool ieee80211_is_cfendack(__le16 fc)
592{
593 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
594 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFENDACK);
595}
596
597/**
598 * ieee80211_is_nullfunc - check if frame is a regular (non-QoS) nullfunc frame
599 * @fc: frame control bytes in little-endian byteorder
600 */
601static inline bool ieee80211_is_nullfunc(__le16 fc)
602{
603 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
604 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_NULLFUNC);
605}
606
607/**
608 * ieee80211_is_qos_nullfunc - check if frame is a QoS nullfunc frame
609 * @fc: frame control bytes in little-endian byteorder
610 */
611static inline bool ieee80211_is_qos_nullfunc(__le16 fc)
612{
613 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
614 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_NULLFUNC);
615}
616
617/**
618 * ieee80211_is_bufferable_mmpdu - check if frame is bufferable MMPDU
619 * @fc: frame control field in little-endian byteorder
620 */
621static inline bool ieee80211_is_bufferable_mmpdu(__le16 fc)
622{
623 /* IEEE 802.11-2012, definition of "bufferable management frame";
624 * note that this ignores the IBSS special case. */
625 return ieee80211_is_mgmt(fc) &&
626 (ieee80211_is_action(fc) ||
627 ieee80211_is_disassoc(fc) ||
628 ieee80211_is_deauth(fc));
629}
630
631/**
632 * ieee80211_is_first_frag - check if IEEE80211_SCTL_FRAG is not set
633 * @seq_ctrl: frame sequence control bytes in little-endian byteorder
634 */
635static inline bool ieee80211_is_first_frag(__le16 seq_ctrl)
636{
637 return (seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG)) == 0;
638}
639
640struct ieee80211s_hdr {
641 u8 flags;
642 u8 ttl;
643 __le32 seqnum;
644 u8 eaddr1[ETH_ALEN];
645 u8 eaddr2[ETH_ALEN];
646} __packed __aligned(2);
647
648/* Mesh flags */
649#define MESH_FLAGS_AE_A4 0x1
650#define MESH_FLAGS_AE_A5_A6 0x2
651#define MESH_FLAGS_AE 0x3
652#define MESH_FLAGS_PS_DEEP 0x4
653
654/**
655 * enum ieee80211_preq_flags - mesh PREQ element flags
656 *
657 * @IEEE80211_PREQ_PROACTIVE_PREP_FLAG: proactive PREP subfield
658 */
659enum ieee80211_preq_flags {
660 IEEE80211_PREQ_PROACTIVE_PREP_FLAG = 1<<2,
661};
662
663/**
664 * enum ieee80211_preq_target_flags - mesh PREQ element per target flags
665 *
666 * @IEEE80211_PREQ_TO_FLAG: target only subfield
667 * @IEEE80211_PREQ_USN_FLAG: unknown target HWMP sequence number subfield
668 */
669enum ieee80211_preq_target_flags {
670 IEEE80211_PREQ_TO_FLAG = 1<<0,
671 IEEE80211_PREQ_USN_FLAG = 1<<2,
672};
673
674/**
675 * struct ieee80211_quiet_ie
676 *
677 * This structure refers to "Quiet information element"
678 */
679struct ieee80211_quiet_ie {
680 u8 count;
681 u8 period;
682 __le16 duration;
683 __le16 offset;
684} __packed;
685
686/**
687 * struct ieee80211_msrment_ie
688 *
689 * This structure refers to "Measurement Request/Report information element"
690 */
691struct ieee80211_msrment_ie {
692 u8 token;
693 u8 mode;
694 u8 type;
695 u8 request[0];
696} __packed;
697
698/**
699 * struct ieee80211_channel_sw_ie
700 *
701 * This structure refers to "Channel Switch Announcement information element"
702 */
703struct ieee80211_channel_sw_ie {
704 u8 mode;
705 u8 new_ch_num;
706 u8 count;
707} __packed;
708
709/**
710 * struct ieee80211_ext_chansw_ie
711 *
712 * This structure represents the "Extended Channel Switch Announcement element"
713 */
714struct ieee80211_ext_chansw_ie {
715 u8 mode;
716 u8 new_operating_class;
717 u8 new_ch_num;
718 u8 count;
719} __packed;
720
721/**
722 * struct ieee80211_sec_chan_offs_ie - secondary channel offset IE
723 * @sec_chan_offs: secondary channel offset, uses IEEE80211_HT_PARAM_CHA_SEC_*
724 * values here
725 * This structure represents the "Secondary Channel Offset element"
726 */
727struct ieee80211_sec_chan_offs_ie {
728 u8 sec_chan_offs;
729} __packed;
730
731/**
732 * struct ieee80211_mesh_chansw_params_ie - mesh channel switch parameters IE
733 *
734 * This structure represents the "Mesh Channel Switch Paramters element"
735 */
736struct ieee80211_mesh_chansw_params_ie {
737 u8 mesh_ttl;
738 u8 mesh_flags;
739 __le16 mesh_reason;
740 __le16 mesh_pre_value;
741} __packed;
742
743/**
744 * struct ieee80211_wide_bw_chansw_ie - wide bandwidth channel switch IE
745 */
746struct ieee80211_wide_bw_chansw_ie {
747 u8 new_channel_width;
748 u8 new_center_freq_seg0, new_center_freq_seg1;
749} __packed;
750
751/**
752 * struct ieee80211_tim
753 *
754 * This structure refers to "Traffic Indication Map information element"
755 */
756struct ieee80211_tim_ie {
757 u8 dtim_count;
758 u8 dtim_period;
759 u8 bitmap_ctrl;
760 /* variable size: 1 - 251 bytes */
761 u8 virtual_map[1];
762} __packed;
763
764/**
765 * struct ieee80211_meshconf_ie
766 *
767 * This structure refers to "Mesh Configuration information element"
768 */
769struct ieee80211_meshconf_ie {
770 u8 meshconf_psel;
771 u8 meshconf_pmetric;
772 u8 meshconf_congest;
773 u8 meshconf_synch;
774 u8 meshconf_auth;
775 u8 meshconf_form;
776 u8 meshconf_cap;
777} __packed;
778
779/**
780 * enum mesh_config_capab_flags - Mesh Configuration IE capability field flags
781 *
782 * @IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS: STA is willing to establish
783 * additional mesh peerings with other mesh STAs
784 * @IEEE80211_MESHCONF_CAPAB_FORWARDING: the STA forwards MSDUs
785 * @IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING: TBTT adjustment procedure
786 * is ongoing
787 * @IEEE80211_MESHCONF_CAPAB_POWER_SAVE_LEVEL: STA is in deep sleep mode or has
788 * neighbors in deep sleep mode
789 */
790enum mesh_config_capab_flags {
791 IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS = 0x01,
792 IEEE80211_MESHCONF_CAPAB_FORWARDING = 0x08,
793 IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING = 0x20,
794 IEEE80211_MESHCONF_CAPAB_POWER_SAVE_LEVEL = 0x40,
795};
796
797/**
798 * mesh channel switch parameters element's flag indicator
799 *
800 */
801#define WLAN_EID_CHAN_SWITCH_PARAM_TX_RESTRICT BIT(0)
802#define WLAN_EID_CHAN_SWITCH_PARAM_INITIATOR BIT(1)
803#define WLAN_EID_CHAN_SWITCH_PARAM_REASON BIT(2)
804
805/**
806 * struct ieee80211_rann_ie
807 *
808 * This structure refers to "Root Announcement information element"
809 */
810struct ieee80211_rann_ie {
811 u8 rann_flags;
812 u8 rann_hopcount;
813 u8 rann_ttl;
814 u8 rann_addr[ETH_ALEN];
815 __le32 rann_seq;
816 __le32 rann_interval;
817 __le32 rann_metric;
818} __packed;
819
820enum ieee80211_rann_flags {
821 RANN_FLAG_IS_GATE = 1 << 0,
822};
823
824enum ieee80211_ht_chanwidth_values {
825 IEEE80211_HT_CHANWIDTH_20MHZ = 0,
826 IEEE80211_HT_CHANWIDTH_ANY = 1,
827};
828
829/**
830 * enum ieee80211_opmode_bits - VHT operating mode field bits
831 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK: channel width mask
832 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ: 20 MHz channel width
833 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ: 40 MHz channel width
834 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ: 80 MHz channel width
835 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ: 160 MHz or 80+80 MHz channel width
836 * @IEEE80211_OPMODE_NOTIF_RX_NSS_MASK: number of spatial streams mask
837 * (the NSS value is the value of this field + 1)
838 * @IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT: number of spatial streams shift
839 * @IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF: indicates streams in SU-MIMO PPDU
840 * using a beamforming steering matrix
841 */
842enum ieee80211_vht_opmode_bits {
843 IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK = 3,
844 IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ = 0,
845 IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ = 1,
846 IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ = 2,
847 IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ = 3,
848 IEEE80211_OPMODE_NOTIF_RX_NSS_MASK = 0x70,
849 IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT = 4,
850 IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF = 0x80,
851};
852
853#define WLAN_SA_QUERY_TR_ID_LEN 2
854#define WLAN_MEMBERSHIP_LEN 8
855#define WLAN_USER_POSITION_LEN 16
856
857/**
858 * struct ieee80211_tpc_report_ie
859 *
860 * This structure refers to "TPC Report element"
861 */
862struct ieee80211_tpc_report_ie {
863 u8 tx_power;
864 u8 link_margin;
865} __packed;
866
867struct ieee80211_mgmt {
868 __le16 frame_control;
869 __le16 duration;
870 u8 da[ETH_ALEN];
871 u8 sa[ETH_ALEN];
872 u8 bssid[ETH_ALEN];
873 __le16 seq_ctrl;
874 union {
875 struct {
876 __le16 auth_alg;
877 __le16 auth_transaction;
878 __le16 status_code;
879 /* possibly followed by Challenge text */
880 u8 variable[0];
881 } __packed auth;
882 struct {
883 __le16 reason_code;
884 } __packed deauth;
885 struct {
886 __le16 capab_info;
887 __le16 listen_interval;
888 /* followed by SSID and Supported rates */
889 u8 variable[0];
890 } __packed assoc_req;
891 struct {
892 __le16 capab_info;
893 __le16 status_code;
894 __le16 aid;
895 /* followed by Supported rates */
896 u8 variable[0];
897 } __packed assoc_resp, reassoc_resp;
898 struct {
899 __le16 capab_info;
900 __le16 listen_interval;
901 u8 current_ap[ETH_ALEN];
902 /* followed by SSID and Supported rates */
903 u8 variable[0];
904 } __packed reassoc_req;
905 struct {
906 __le16 reason_code;
907 } __packed disassoc;
908 struct {
909 __le64 timestamp;
910 __le16 beacon_int;
911 __le16 capab_info;
912 /* followed by some of SSID, Supported rates,
913 * FH Params, DS Params, CF Params, IBSS Params, TIM */
914 u8 variable[0];
915 } __packed beacon;
916 struct {
917 /* only variable items: SSID, Supported rates */
918 u8 variable[0];
919 } __packed probe_req;
920 struct {
921 __le64 timestamp;
922 __le16 beacon_int;
923 __le16 capab_info;
924 /* followed by some of SSID, Supported rates,
925 * FH Params, DS Params, CF Params, IBSS Params */
926 u8 variable[0];
927 } __packed probe_resp;
928 struct {
929 u8 category;
930 union {
931 struct {
932 u8 action_code;
933 u8 dialog_token;
934 u8 status_code;
935 u8 variable[0];
936 } __packed wme_action;
937 struct{
938 u8 action_code;
939 u8 variable[0];
940 } __packed chan_switch;
941 struct{
942 u8 action_code;
943 struct ieee80211_ext_chansw_ie data;
944 u8 variable[0];
945 } __packed ext_chan_switch;
946 struct{
947 u8 action_code;
948 u8 dialog_token;
949 u8 element_id;
950 u8 length;
951 struct ieee80211_msrment_ie msr_elem;
952 } __packed measurement;
953 struct{
954 u8 action_code;
955 u8 dialog_token;
956 __le16 capab;
957 __le16 timeout;
958 __le16 start_seq_num;
959 } __packed addba_req;
960 struct{
961 u8 action_code;
962 u8 dialog_token;
963 __le16 status;
964 __le16 capab;
965 __le16 timeout;
966 } __packed addba_resp;
967 struct{
968 u8 action_code;
969 __le16 params;
970 __le16 reason_code;
971 } __packed delba;
972 struct {
973 u8 action_code;
974 u8 variable[0];
975 } __packed self_prot;
976 struct{
977 u8 action_code;
978 u8 variable[0];
979 } __packed mesh_action;
980 struct {
981 u8 action;
982 u8 trans_id[WLAN_SA_QUERY_TR_ID_LEN];
983 } __packed sa_query;
984 struct {
985 u8 action;
986 u8 smps_control;
987 } __packed ht_smps;
988 struct {
989 u8 action_code;
990 u8 chanwidth;
991 } __packed ht_notify_cw;
992 struct {
993 u8 action_code;
994 u8 dialog_token;
995 __le16 capability;
996 u8 variable[0];
997 } __packed tdls_discover_resp;
998 struct {
999 u8 action_code;
1000 u8 operating_mode;
1001 } __packed vht_opmode_notif;
1002 struct {
1003 u8 action_code;
1004 u8 membership[WLAN_MEMBERSHIP_LEN];
1005 u8 position[WLAN_USER_POSITION_LEN];
1006 } __packed vht_group_notif;
1007 struct {
1008 u8 action_code;
1009 u8 dialog_token;
1010 u8 tpc_elem_id;
1011 u8 tpc_elem_length;
1012 struct ieee80211_tpc_report_ie tpc;
1013 } __packed tpc_report;
1014 } u;
1015 } __packed action;
1016 } u;
1017} __packed __aligned(2);
1018
1019/* Supported Rates value encodings in 802.11n-2009 7.3.2.2 */
1020#define BSS_MEMBERSHIP_SELECTOR_HT_PHY 127
1021
1022/* mgmt header + 1 byte category code */
1023#define IEEE80211_MIN_ACTION_SIZE offsetof(struct ieee80211_mgmt, u.action.u)
1024
1025
1026/* Management MIC information element (IEEE 802.11w) */
1027struct ieee80211_mmie {
1028 u8 element_id;
1029 u8 length;
1030 __le16 key_id;
1031 u8 sequence_number[6];
1032 u8 mic[8];
1033} __packed;
1034
1035/* Management MIC information element (IEEE 802.11w) for GMAC and CMAC-256 */
1036struct ieee80211_mmie_16 {
1037 u8 element_id;
1038 u8 length;
1039 __le16 key_id;
1040 u8 sequence_number[6];
1041 u8 mic[16];
1042} __packed;
1043
1044struct ieee80211_vendor_ie {
1045 u8 element_id;
1046 u8 len;
1047 u8 oui[3];
1048 u8 oui_type;
1049} __packed;
1050
1051struct ieee80211_wmm_ac_param {
1052 u8 aci_aifsn; /* AIFSN, ACM, ACI */
1053 u8 cw; /* ECWmin, ECWmax (CW = 2^ECW - 1) */
1054 __le16 txop_limit;
1055} __packed;
1056
1057struct ieee80211_wmm_param_ie {
1058 u8 element_id; /* Element ID: 221 (0xdd); */
1059 u8 len; /* Length: 24 */
1060 /* required fields for WMM version 1 */
1061 u8 oui[3]; /* 00:50:f2 */
1062 u8 oui_type; /* 2 */
1063 u8 oui_subtype; /* 1 */
1064 u8 version; /* 1 for WMM version 1.0 */
1065 u8 qos_info; /* AP/STA specific QoS info */
1066 u8 reserved; /* 0 */
1067 /* AC_BE, AC_BK, AC_VI, AC_VO */
1068 struct ieee80211_wmm_ac_param ac[4];
1069} __packed;
1070
1071/* Control frames */
1072struct ieee80211_rts {
1073 __le16 frame_control;
1074 __le16 duration;
1075 u8 ra[ETH_ALEN];
1076 u8 ta[ETH_ALEN];
1077} __packed __aligned(2);
1078
1079struct ieee80211_cts {
1080 __le16 frame_control;
1081 __le16 duration;
1082 u8 ra[ETH_ALEN];
1083} __packed __aligned(2);
1084
1085struct ieee80211_pspoll {
1086 __le16 frame_control;
1087 __le16 aid;
1088 u8 bssid[ETH_ALEN];
1089 u8 ta[ETH_ALEN];
1090} __packed __aligned(2);
1091
1092/* TDLS */
1093
1094/* Channel switch timing */
1095struct ieee80211_ch_switch_timing {
1096 __le16 switch_time;
1097 __le16 switch_timeout;
1098} __packed;
1099
1100/* Link-id information element */
1101struct ieee80211_tdls_lnkie {
1102 u8 ie_type; /* Link Identifier IE */
1103 u8 ie_len;
1104 u8 bssid[ETH_ALEN];
1105 u8 init_sta[ETH_ALEN];
1106 u8 resp_sta[ETH_ALEN];
1107} __packed;
1108
1109struct ieee80211_tdls_data {
1110 u8 da[ETH_ALEN];
1111 u8 sa[ETH_ALEN];
1112 __be16 ether_type;
1113 u8 payload_type;
1114 u8 category;
1115 u8 action_code;
1116 union {
1117 struct {
1118 u8 dialog_token;
1119 __le16 capability;
1120 u8 variable[0];
1121 } __packed setup_req;
1122 struct {
1123 __le16 status_code;
1124 u8 dialog_token;
1125 __le16 capability;
1126 u8 variable[0];
1127 } __packed setup_resp;
1128 struct {
1129 __le16 status_code;
1130 u8 dialog_token;
1131 u8 variable[0];
1132 } __packed setup_cfm;
1133 struct {
1134 __le16 reason_code;
1135 u8 variable[0];
1136 } __packed teardown;
1137 struct {
1138 u8 dialog_token;
1139 u8 variable[0];
1140 } __packed discover_req;
1141 struct {
1142 u8 target_channel;
1143 u8 oper_class;
1144 u8 variable[0];
1145 } __packed chan_switch_req;
1146 struct {
1147 __le16 status_code;
1148 u8 variable[0];
1149 } __packed chan_switch_resp;
1150 } u;
1151} __packed;
1152
1153/*
1154 * Peer-to-Peer IE attribute related definitions.
1155 */
1156/**
1157 * enum ieee80211_p2p_attr_id - identifies type of peer-to-peer attribute.
1158 */
1159enum ieee80211_p2p_attr_id {
1160 IEEE80211_P2P_ATTR_STATUS = 0,
1161 IEEE80211_P2P_ATTR_MINOR_REASON,
1162 IEEE80211_P2P_ATTR_CAPABILITY,
1163 IEEE80211_P2P_ATTR_DEVICE_ID,
1164 IEEE80211_P2P_ATTR_GO_INTENT,
1165 IEEE80211_P2P_ATTR_GO_CONFIG_TIMEOUT,
1166 IEEE80211_P2P_ATTR_LISTEN_CHANNEL,
1167 IEEE80211_P2P_ATTR_GROUP_BSSID,
1168 IEEE80211_P2P_ATTR_EXT_LISTEN_TIMING,
1169 IEEE80211_P2P_ATTR_INTENDED_IFACE_ADDR,
1170 IEEE80211_P2P_ATTR_MANAGABILITY,
1171 IEEE80211_P2P_ATTR_CHANNEL_LIST,
1172 IEEE80211_P2P_ATTR_ABSENCE_NOTICE,
1173 IEEE80211_P2P_ATTR_DEVICE_INFO,
1174 IEEE80211_P2P_ATTR_GROUP_INFO,
1175 IEEE80211_P2P_ATTR_GROUP_ID,
1176 IEEE80211_P2P_ATTR_INTERFACE,
1177 IEEE80211_P2P_ATTR_OPER_CHANNEL,
1178 IEEE80211_P2P_ATTR_INVITE_FLAGS,
1179 /* 19 - 220: Reserved */
1180 IEEE80211_P2P_ATTR_VENDOR_SPECIFIC = 221,
1181
1182 IEEE80211_P2P_ATTR_MAX
1183};
1184
1185/* Notice of Absence attribute - described in P2P spec 4.1.14 */
1186/* Typical max value used here */
1187#define IEEE80211_P2P_NOA_DESC_MAX 4
1188
1189struct ieee80211_p2p_noa_desc {
1190 u8 count;
1191 __le32 duration;
1192 __le32 interval;
1193 __le32 start_time;
1194} __packed;
1195
1196struct ieee80211_p2p_noa_attr {
1197 u8 index;
1198 u8 oppps_ctwindow;
1199 struct ieee80211_p2p_noa_desc desc[IEEE80211_P2P_NOA_DESC_MAX];
1200} __packed;
1201
1202#define IEEE80211_P2P_OPPPS_ENABLE_BIT BIT(7)
1203#define IEEE80211_P2P_OPPPS_CTWINDOW_MASK 0x7F
1204
1205/**
1206 * struct ieee80211_bar - HT Block Ack Request
1207 *
1208 * This structure refers to "HT BlockAckReq" as
1209 * described in 802.11n draft section 7.2.1.7.1
1210 */
1211struct ieee80211_bar {
1212 __le16 frame_control;
1213 __le16 duration;
1214 __u8 ra[ETH_ALEN];
1215 __u8 ta[ETH_ALEN];
1216 __le16 control;
1217 __le16 start_seq_num;
1218} __packed;
1219
1220/* 802.11 BAR control masks */
1221#define IEEE80211_BAR_CTRL_ACK_POLICY_NORMAL 0x0000
1222#define IEEE80211_BAR_CTRL_MULTI_TID 0x0002
1223#define IEEE80211_BAR_CTRL_CBMTID_COMPRESSED_BA 0x0004
1224#define IEEE80211_BAR_CTRL_TID_INFO_MASK 0xf000
1225#define IEEE80211_BAR_CTRL_TID_INFO_SHIFT 12
1226
1227#define IEEE80211_HT_MCS_MASK_LEN 10
1228
1229/**
1230 * struct ieee80211_mcs_info - MCS information
1231 * @rx_mask: RX mask
1232 * @rx_highest: highest supported RX rate. If set represents
1233 * the highest supported RX data rate in units of 1 Mbps.
1234 * If this field is 0 this value should not be used to
1235 * consider the highest RX data rate supported.
1236 * @tx_params: TX parameters
1237 */
1238struct ieee80211_mcs_info {
1239 u8 rx_mask[IEEE80211_HT_MCS_MASK_LEN];
1240 __le16 rx_highest;
1241 u8 tx_params;
1242 u8 reserved[3];
1243} __packed;
1244
1245/* 802.11n HT capability MSC set */
1246#define IEEE80211_HT_MCS_RX_HIGHEST_MASK 0x3ff
1247#define IEEE80211_HT_MCS_TX_DEFINED 0x01
1248#define IEEE80211_HT_MCS_TX_RX_DIFF 0x02
1249/* value 0 == 1 stream etc */
1250#define IEEE80211_HT_MCS_TX_MAX_STREAMS_MASK 0x0C
1251#define IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT 2
1252#define IEEE80211_HT_MCS_TX_MAX_STREAMS 4
1253#define IEEE80211_HT_MCS_TX_UNEQUAL_MODULATION 0x10
1254
1255/*
1256 * 802.11n D5.0 20.3.5 / 20.6 says:
1257 * - indices 0 to 7 and 32 are single spatial stream
1258 * - 8 to 31 are multiple spatial streams using equal modulation
1259 * [8..15 for two streams, 16..23 for three and 24..31 for four]
1260 * - remainder are multiple spatial streams using unequal modulation
1261 */
1262#define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START 33
1263#define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START_BYTE \
1264 (IEEE80211_HT_MCS_UNEQUAL_MODULATION_START / 8)
1265
1266/**
1267 * struct ieee80211_ht_cap - HT capabilities
1268 *
1269 * This structure is the "HT capabilities element" as
1270 * described in 802.11n D5.0 7.3.2.57
1271 */
1272struct ieee80211_ht_cap {
1273 __le16 cap_info;
1274 u8 ampdu_params_info;
1275
1276 /* 16 bytes MCS information */
1277 struct ieee80211_mcs_info mcs;
1278
1279 __le16 extended_ht_cap_info;
1280 __le32 tx_BF_cap_info;
1281 u8 antenna_selection_info;
1282} __packed;
1283
1284/* 802.11n HT capabilities masks (for cap_info) */
1285#define IEEE80211_HT_CAP_LDPC_CODING 0x0001
1286#define IEEE80211_HT_CAP_SUP_WIDTH_20_40 0x0002
1287#define IEEE80211_HT_CAP_SM_PS 0x000C
1288#define IEEE80211_HT_CAP_SM_PS_SHIFT 2
1289#define IEEE80211_HT_CAP_GRN_FLD 0x0010
1290#define IEEE80211_HT_CAP_SGI_20 0x0020
1291#define IEEE80211_HT_CAP_SGI_40 0x0040
1292#define IEEE80211_HT_CAP_TX_STBC 0x0080
1293#define IEEE80211_HT_CAP_RX_STBC 0x0300
1294#define IEEE80211_HT_CAP_RX_STBC_SHIFT 8
1295#define IEEE80211_HT_CAP_DELAY_BA 0x0400
1296#define IEEE80211_HT_CAP_MAX_AMSDU 0x0800
1297#define IEEE80211_HT_CAP_DSSSCCK40 0x1000
1298#define IEEE80211_HT_CAP_RESERVED 0x2000
1299#define IEEE80211_HT_CAP_40MHZ_INTOLERANT 0x4000
1300#define IEEE80211_HT_CAP_LSIG_TXOP_PROT 0x8000
1301
1302/* 802.11n HT extended capabilities masks (for extended_ht_cap_info) */
1303#define IEEE80211_HT_EXT_CAP_PCO 0x0001
1304#define IEEE80211_HT_EXT_CAP_PCO_TIME 0x0006
1305#define IEEE80211_HT_EXT_CAP_PCO_TIME_SHIFT 1
1306#define IEEE80211_HT_EXT_CAP_MCS_FB 0x0300
1307#define IEEE80211_HT_EXT_CAP_MCS_FB_SHIFT 8
1308#define IEEE80211_HT_EXT_CAP_HTC_SUP 0x0400
1309#define IEEE80211_HT_EXT_CAP_RD_RESPONDER 0x0800
1310
1311/* 802.11n HT capability AMPDU settings (for ampdu_params_info) */
1312#define IEEE80211_HT_AMPDU_PARM_FACTOR 0x03
1313#define IEEE80211_HT_AMPDU_PARM_DENSITY 0x1C
1314#define IEEE80211_HT_AMPDU_PARM_DENSITY_SHIFT 2
1315
1316/*
1317 * Maximum length of AMPDU that the STA can receive in high-throughput (HT).
1318 * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
1319 */
1320enum ieee80211_max_ampdu_length_exp {
1321 IEEE80211_HT_MAX_AMPDU_8K = 0,
1322 IEEE80211_HT_MAX_AMPDU_16K = 1,
1323 IEEE80211_HT_MAX_AMPDU_32K = 2,
1324 IEEE80211_HT_MAX_AMPDU_64K = 3
1325};
1326
1327/*
1328 * Maximum length of AMPDU that the STA can receive in VHT.
1329 * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
1330 */
1331enum ieee80211_vht_max_ampdu_length_exp {
1332 IEEE80211_VHT_MAX_AMPDU_8K = 0,
1333 IEEE80211_VHT_MAX_AMPDU_16K = 1,
1334 IEEE80211_VHT_MAX_AMPDU_32K = 2,
1335 IEEE80211_VHT_MAX_AMPDU_64K = 3,
1336 IEEE80211_VHT_MAX_AMPDU_128K = 4,
1337 IEEE80211_VHT_MAX_AMPDU_256K = 5,
1338 IEEE80211_VHT_MAX_AMPDU_512K = 6,
1339 IEEE80211_VHT_MAX_AMPDU_1024K = 7
1340};
1341
1342#define IEEE80211_HT_MAX_AMPDU_FACTOR 13
1343
1344/* Minimum MPDU start spacing */
1345enum ieee80211_min_mpdu_spacing {
1346 IEEE80211_HT_MPDU_DENSITY_NONE = 0, /* No restriction */
1347 IEEE80211_HT_MPDU_DENSITY_0_25 = 1, /* 1/4 usec */
1348 IEEE80211_HT_MPDU_DENSITY_0_5 = 2, /* 1/2 usec */
1349 IEEE80211_HT_MPDU_DENSITY_1 = 3, /* 1 usec */
1350 IEEE80211_HT_MPDU_DENSITY_2 = 4, /* 2 usec */
1351 IEEE80211_HT_MPDU_DENSITY_4 = 5, /* 4 usec */
1352 IEEE80211_HT_MPDU_DENSITY_8 = 6, /* 8 usec */
1353 IEEE80211_HT_MPDU_DENSITY_16 = 7 /* 16 usec */
1354};
1355
1356/**
1357 * struct ieee80211_ht_operation - HT operation IE
1358 *
1359 * This structure is the "HT operation element" as
1360 * described in 802.11n-2009 7.3.2.57
1361 */
1362struct ieee80211_ht_operation {
1363 u8 primary_chan;
1364 u8 ht_param;
1365 __le16 operation_mode;
1366 __le16 stbc_param;
1367 u8 basic_set[16];
1368} __packed;
1369
1370/* for ht_param */
1371#define IEEE80211_HT_PARAM_CHA_SEC_OFFSET 0x03
1372#define IEEE80211_HT_PARAM_CHA_SEC_NONE 0x00
1373#define IEEE80211_HT_PARAM_CHA_SEC_ABOVE 0x01
1374#define IEEE80211_HT_PARAM_CHA_SEC_BELOW 0x03
1375#define IEEE80211_HT_PARAM_CHAN_WIDTH_ANY 0x04
1376#define IEEE80211_HT_PARAM_RIFS_MODE 0x08
1377
1378/* for operation_mode */
1379#define IEEE80211_HT_OP_MODE_PROTECTION 0x0003
1380#define IEEE80211_HT_OP_MODE_PROTECTION_NONE 0
1381#define IEEE80211_HT_OP_MODE_PROTECTION_NONMEMBER 1
1382#define IEEE80211_HT_OP_MODE_PROTECTION_20MHZ 2
1383#define IEEE80211_HT_OP_MODE_PROTECTION_NONHT_MIXED 3
1384#define IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT 0x0004
1385#define IEEE80211_HT_OP_MODE_NON_HT_STA_PRSNT 0x0010
1386
1387/* for stbc_param */
1388#define IEEE80211_HT_STBC_PARAM_DUAL_BEACON 0x0040
1389#define IEEE80211_HT_STBC_PARAM_DUAL_CTS_PROT 0x0080
1390#define IEEE80211_HT_STBC_PARAM_STBC_BEACON 0x0100
1391#define IEEE80211_HT_STBC_PARAM_LSIG_TXOP_FULLPROT 0x0200
1392#define IEEE80211_HT_STBC_PARAM_PCO_ACTIVE 0x0400
1393#define IEEE80211_HT_STBC_PARAM_PCO_PHASE 0x0800
1394
1395
1396/* block-ack parameters */
1397#define IEEE80211_ADDBA_PARAM_AMSDU_MASK 0x0001
1398#define IEEE80211_ADDBA_PARAM_POLICY_MASK 0x0002
1399#define IEEE80211_ADDBA_PARAM_TID_MASK 0x003C
1400#define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFC0
1401#define IEEE80211_DELBA_PARAM_TID_MASK 0xF000
1402#define IEEE80211_DELBA_PARAM_INITIATOR_MASK 0x0800
1403
1404/*
1405 * A-PMDU buffer sizes
1406 * According to IEEE802.11n spec size varies from 8K to 64K (in powers of 2)
1407 */
1408#define IEEE80211_MIN_AMPDU_BUF 0x8
1409#define IEEE80211_MAX_AMPDU_BUF 0x40
1410
1411
1412/* Spatial Multiplexing Power Save Modes (for capability) */
1413#define WLAN_HT_CAP_SM_PS_STATIC 0
1414#define WLAN_HT_CAP_SM_PS_DYNAMIC 1
1415#define WLAN_HT_CAP_SM_PS_INVALID 2
1416#define WLAN_HT_CAP_SM_PS_DISABLED 3
1417
1418/* for SM power control field lower two bits */
1419#define WLAN_HT_SMPS_CONTROL_DISABLED 0
1420#define WLAN_HT_SMPS_CONTROL_STATIC 1
1421#define WLAN_HT_SMPS_CONTROL_DYNAMIC 3
1422
1423/**
1424 * struct ieee80211_vht_mcs_info - VHT MCS information
1425 * @rx_mcs_map: RX MCS map 2 bits for each stream, total 8 streams
1426 * @rx_highest: Indicates highest long GI VHT PPDU data rate
1427 * STA can receive. Rate expressed in units of 1 Mbps.
1428 * If this field is 0 this value should not be used to
1429 * consider the highest RX data rate supported.
1430 * The top 3 bits of this field are reserved.
1431 * @tx_mcs_map: TX MCS map 2 bits for each stream, total 8 streams
1432 * @tx_highest: Indicates highest long GI VHT PPDU data rate
1433 * STA can transmit. Rate expressed in units of 1 Mbps.
1434 * If this field is 0 this value should not be used to
1435 * consider the highest TX data rate supported.
1436 * The top 3 bits of this field are reserved.
1437 */
1438struct ieee80211_vht_mcs_info {
1439 __le16 rx_mcs_map;
1440 __le16 rx_highest;
1441 __le16 tx_mcs_map;
1442 __le16 tx_highest;
1443} __packed;
1444
1445/**
1446 * enum ieee80211_vht_mcs_support - VHT MCS support definitions
1447 * @IEEE80211_VHT_MCS_SUPPORT_0_7: MCSes 0-7 are supported for the
1448 * number of streams
1449 * @IEEE80211_VHT_MCS_SUPPORT_0_8: MCSes 0-8 are supported
1450 * @IEEE80211_VHT_MCS_SUPPORT_0_9: MCSes 0-9 are supported
1451 * @IEEE80211_VHT_MCS_NOT_SUPPORTED: This number of streams isn't supported
1452 *
1453 * These definitions are used in each 2-bit subfield of the @rx_mcs_map
1454 * and @tx_mcs_map fields of &struct ieee80211_vht_mcs_info, which are
1455 * both split into 8 subfields by number of streams. These values indicate
1456 * which MCSes are supported for the number of streams the value appears
1457 * for.
1458 */
1459enum ieee80211_vht_mcs_support {
1460 IEEE80211_VHT_MCS_SUPPORT_0_7 = 0,
1461 IEEE80211_VHT_MCS_SUPPORT_0_8 = 1,
1462 IEEE80211_VHT_MCS_SUPPORT_0_9 = 2,
1463 IEEE80211_VHT_MCS_NOT_SUPPORTED = 3,
1464};
1465
1466/**
1467 * struct ieee80211_vht_cap - VHT capabilities
1468 *
1469 * This structure is the "VHT capabilities element" as
1470 * described in 802.11ac D3.0 8.4.2.160
1471 * @vht_cap_info: VHT capability info
1472 * @supp_mcs: VHT MCS supported rates
1473 */
1474struct ieee80211_vht_cap {
1475 __le32 vht_cap_info;
1476 struct ieee80211_vht_mcs_info supp_mcs;
1477} __packed;
1478
1479/**
1480 * enum ieee80211_vht_chanwidth - VHT channel width
1481 * @IEEE80211_VHT_CHANWIDTH_USE_HT: use the HT operation IE to
1482 * determine the channel width (20 or 40 MHz)
1483 * @IEEE80211_VHT_CHANWIDTH_80MHZ: 80 MHz bandwidth
1484 * @IEEE80211_VHT_CHANWIDTH_160MHZ: 160 MHz bandwidth
1485 * @IEEE80211_VHT_CHANWIDTH_80P80MHZ: 80+80 MHz bandwidth
1486 */
1487enum ieee80211_vht_chanwidth {
1488 IEEE80211_VHT_CHANWIDTH_USE_HT = 0,
1489 IEEE80211_VHT_CHANWIDTH_80MHZ = 1,
1490 IEEE80211_VHT_CHANWIDTH_160MHZ = 2,
1491 IEEE80211_VHT_CHANWIDTH_80P80MHZ = 3,
1492};
1493
1494/**
1495 * struct ieee80211_vht_operation - VHT operation IE
1496 *
1497 * This structure is the "VHT operation element" as
1498 * described in 802.11ac D3.0 8.4.2.161
1499 * @chan_width: Operating channel width
1500 * @center_freq_seg1_idx: center freq segment 1 index
1501 * @center_freq_seg2_idx: center freq segment 2 index
1502 * @basic_mcs_set: VHT Basic MCS rate set
1503 */
1504struct ieee80211_vht_operation {
1505 u8 chan_width;
1506 u8 center_freq_seg1_idx;
1507 u8 center_freq_seg2_idx;
1508 __le16 basic_mcs_set;
1509} __packed;
1510
1511
1512/* 802.11ac VHT Capabilities */
1513#define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895 0x00000000
1514#define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991 0x00000001
1515#define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454 0x00000002
1516#define IEEE80211_VHT_CAP_MAX_MPDU_MASK 0x00000003
1517#define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ 0x00000004
1518#define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ 0x00000008
1519#define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_MASK 0x0000000C
1520#define IEEE80211_VHT_CAP_RXLDPC 0x00000010
1521#define IEEE80211_VHT_CAP_SHORT_GI_80 0x00000020
1522#define IEEE80211_VHT_CAP_SHORT_GI_160 0x00000040
1523#define IEEE80211_VHT_CAP_TXSTBC 0x00000080
1524#define IEEE80211_VHT_CAP_RXSTBC_1 0x00000100
1525#define IEEE80211_VHT_CAP_RXSTBC_2 0x00000200
1526#define IEEE80211_VHT_CAP_RXSTBC_3 0x00000300
1527#define IEEE80211_VHT_CAP_RXSTBC_4 0x00000400
1528#define IEEE80211_VHT_CAP_RXSTBC_MASK 0x00000700
1529#define IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE 0x00000800
1530#define IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE 0x00001000
1531#define IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT 13
1532#define IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK \
1533 (7 << IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT)
1534#define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT 16
1535#define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK \
1536 (7 << IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT)
1537#define IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE 0x00080000
1538#define IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE 0x00100000
1539#define IEEE80211_VHT_CAP_VHT_TXOP_PS 0x00200000
1540#define IEEE80211_VHT_CAP_HTC_VHT 0x00400000
1541#define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT 23
1542#define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK \
1543 (7 << IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT)
1544#define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_UNSOL_MFB 0x08000000
1545#define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB 0x0c000000
1546#define IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN 0x10000000
1547#define IEEE80211_VHT_CAP_TX_ANTENNA_PATTERN 0x20000000
1548
1549/* Authentication algorithms */
1550#define WLAN_AUTH_OPEN 0
1551#define WLAN_AUTH_SHARED_KEY 1
1552#define WLAN_AUTH_FT 2
1553#define WLAN_AUTH_SAE 3
1554#define WLAN_AUTH_LEAP 128
1555
1556#define WLAN_AUTH_CHALLENGE_LEN 128
1557
1558#define WLAN_CAPABILITY_ESS (1<<0)
1559#define WLAN_CAPABILITY_IBSS (1<<1)
1560
1561/*
1562 * A mesh STA sets the ESS and IBSS capability bits to zero.
1563 * however, this holds true for p2p probe responses (in the p2p_find
1564 * phase) as well.
1565 */
1566#define WLAN_CAPABILITY_IS_STA_BSS(cap) \
1567 (!((cap) & (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS)))
1568
1569#define WLAN_CAPABILITY_CF_POLLABLE (1<<2)
1570#define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3)
1571#define WLAN_CAPABILITY_PRIVACY (1<<4)
1572#define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5)
1573#define WLAN_CAPABILITY_PBCC (1<<6)
1574#define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7)
1575
1576/* 802.11h */
1577#define WLAN_CAPABILITY_SPECTRUM_MGMT (1<<8)
1578#define WLAN_CAPABILITY_QOS (1<<9)
1579#define WLAN_CAPABILITY_SHORT_SLOT_TIME (1<<10)
1580#define WLAN_CAPABILITY_APSD (1<<11)
1581#define WLAN_CAPABILITY_RADIO_MEASURE (1<<12)
1582#define WLAN_CAPABILITY_DSSS_OFDM (1<<13)
1583#define WLAN_CAPABILITY_DEL_BACK (1<<14)
1584#define WLAN_CAPABILITY_IMM_BACK (1<<15)
1585
1586/* DMG (60gHz) 802.11ad */
1587/* type - bits 0..1 */
1588#define WLAN_CAPABILITY_DMG_TYPE_MASK (3<<0)
1589#define WLAN_CAPABILITY_DMG_TYPE_IBSS (1<<0) /* Tx by: STA */
1590#define WLAN_CAPABILITY_DMG_TYPE_PBSS (2<<0) /* Tx by: PCP */
1591#define WLAN_CAPABILITY_DMG_TYPE_AP (3<<0) /* Tx by: AP */
1592
1593#define WLAN_CAPABILITY_DMG_CBAP_ONLY (1<<2)
1594#define WLAN_CAPABILITY_DMG_CBAP_SOURCE (1<<3)
1595#define WLAN_CAPABILITY_DMG_PRIVACY (1<<4)
1596#define WLAN_CAPABILITY_DMG_ECPAC (1<<5)
1597
1598#define WLAN_CAPABILITY_DMG_SPECTRUM_MGMT (1<<8)
1599#define WLAN_CAPABILITY_DMG_RADIO_MEASURE (1<<12)
1600
1601/* measurement */
1602#define IEEE80211_SPCT_MSR_RPRT_MODE_LATE (1<<0)
1603#define IEEE80211_SPCT_MSR_RPRT_MODE_INCAPABLE (1<<1)
1604#define IEEE80211_SPCT_MSR_RPRT_MODE_REFUSED (1<<2)
1605
1606#define IEEE80211_SPCT_MSR_RPRT_TYPE_BASIC 0
1607#define IEEE80211_SPCT_MSR_RPRT_TYPE_CCA 1
1608#define IEEE80211_SPCT_MSR_RPRT_TYPE_RPI 2
1609
1610/* 802.11g ERP information element */
1611#define WLAN_ERP_NON_ERP_PRESENT (1<<0)
1612#define WLAN_ERP_USE_PROTECTION (1<<1)
1613#define WLAN_ERP_BARKER_PREAMBLE (1<<2)
1614
1615/* WLAN_ERP_BARKER_PREAMBLE values */
1616enum {
1617 WLAN_ERP_PREAMBLE_SHORT = 0,
1618 WLAN_ERP_PREAMBLE_LONG = 1,
1619};
1620
1621/* Band ID, 802.11ad #8.4.1.45 */
1622enum {
1623 IEEE80211_BANDID_TV_WS = 0, /* TV white spaces */
1624 IEEE80211_BANDID_SUB1 = 1, /* Sub-1 GHz (excluding TV white spaces) */
1625 IEEE80211_BANDID_2G = 2, /* 2.4 GHz */
1626 IEEE80211_BANDID_3G = 3, /* 3.6 GHz */
1627 IEEE80211_BANDID_5G = 4, /* 4.9 and 5 GHz */
1628 IEEE80211_BANDID_60G = 5, /* 60 GHz */
1629};
1630
1631/* Status codes */
1632enum ieee80211_statuscode {
1633 WLAN_STATUS_SUCCESS = 0,
1634 WLAN_STATUS_UNSPECIFIED_FAILURE = 1,
1635 WLAN_STATUS_CAPS_UNSUPPORTED = 10,
1636 WLAN_STATUS_REASSOC_NO_ASSOC = 11,
1637 WLAN_STATUS_ASSOC_DENIED_UNSPEC = 12,
1638 WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG = 13,
1639 WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION = 14,
1640 WLAN_STATUS_CHALLENGE_FAIL = 15,
1641 WLAN_STATUS_AUTH_TIMEOUT = 16,
1642 WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA = 17,
1643 WLAN_STATUS_ASSOC_DENIED_RATES = 18,
1644 /* 802.11b */
1645 WLAN_STATUS_ASSOC_DENIED_NOSHORTPREAMBLE = 19,
1646 WLAN_STATUS_ASSOC_DENIED_NOPBCC = 20,
1647 WLAN_STATUS_ASSOC_DENIED_NOAGILITY = 21,
1648 /* 802.11h */
1649 WLAN_STATUS_ASSOC_DENIED_NOSPECTRUM = 22,
1650 WLAN_STATUS_ASSOC_REJECTED_BAD_POWER = 23,
1651 WLAN_STATUS_ASSOC_REJECTED_BAD_SUPP_CHAN = 24,
1652 /* 802.11g */
1653 WLAN_STATUS_ASSOC_DENIED_NOSHORTTIME = 25,
1654 WLAN_STATUS_ASSOC_DENIED_NODSSSOFDM = 26,
1655 /* 802.11w */
1656 WLAN_STATUS_ASSOC_REJECTED_TEMPORARILY = 30,
1657 WLAN_STATUS_ROBUST_MGMT_FRAME_POLICY_VIOLATION = 31,
1658 /* 802.11i */
1659 WLAN_STATUS_INVALID_IE = 40,
1660 WLAN_STATUS_INVALID_GROUP_CIPHER = 41,
1661 WLAN_STATUS_INVALID_PAIRWISE_CIPHER = 42,
1662 WLAN_STATUS_INVALID_AKMP = 43,
1663 WLAN_STATUS_UNSUPP_RSN_VERSION = 44,
1664 WLAN_STATUS_INVALID_RSN_IE_CAP = 45,
1665 WLAN_STATUS_CIPHER_SUITE_REJECTED = 46,
1666 /* 802.11e */
1667 WLAN_STATUS_UNSPECIFIED_QOS = 32,
1668 WLAN_STATUS_ASSOC_DENIED_NOBANDWIDTH = 33,
1669 WLAN_STATUS_ASSOC_DENIED_LOWACK = 34,
1670 WLAN_STATUS_ASSOC_DENIED_UNSUPP_QOS = 35,
1671 WLAN_STATUS_REQUEST_DECLINED = 37,
1672 WLAN_STATUS_INVALID_QOS_PARAM = 38,
1673 WLAN_STATUS_CHANGE_TSPEC = 39,
1674 WLAN_STATUS_WAIT_TS_DELAY = 47,
1675 WLAN_STATUS_NO_DIRECT_LINK = 48,
1676 WLAN_STATUS_STA_NOT_PRESENT = 49,
1677 WLAN_STATUS_STA_NOT_QSTA = 50,
1678 /* 802.11s */
1679 WLAN_STATUS_ANTI_CLOG_REQUIRED = 76,
1680 WLAN_STATUS_FCG_NOT_SUPP = 78,
1681 WLAN_STATUS_STA_NO_TBTT = 78,
1682 /* 802.11ad */
1683 WLAN_STATUS_REJECTED_WITH_SUGGESTED_CHANGES = 39,
1684 WLAN_STATUS_REJECTED_FOR_DELAY_PERIOD = 47,
1685 WLAN_STATUS_REJECT_WITH_SCHEDULE = 83,
1686 WLAN_STATUS_PENDING_ADMITTING_FST_SESSION = 86,
1687 WLAN_STATUS_PERFORMING_FST_NOW = 87,
1688 WLAN_STATUS_PENDING_GAP_IN_BA_WINDOW = 88,
1689 WLAN_STATUS_REJECT_U_PID_SETTING = 89,
1690 WLAN_STATUS_REJECT_DSE_BAND = 96,
1691 WLAN_STATUS_DENIED_WITH_SUGGESTED_BAND_AND_CHANNEL = 99,
1692 WLAN_STATUS_DENIED_DUE_TO_SPECTRUM_MANAGEMENT = 103,
1693};
1694
1695
1696/* Reason codes */
1697enum ieee80211_reasoncode {
1698 WLAN_REASON_UNSPECIFIED = 1,
1699 WLAN_REASON_PREV_AUTH_NOT_VALID = 2,
1700 WLAN_REASON_DEAUTH_LEAVING = 3,
1701 WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY = 4,
1702 WLAN_REASON_DISASSOC_AP_BUSY = 5,
1703 WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA = 6,
1704 WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA = 7,
1705 WLAN_REASON_DISASSOC_STA_HAS_LEFT = 8,
1706 WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH = 9,
1707 /* 802.11h */
1708 WLAN_REASON_DISASSOC_BAD_POWER = 10,
1709 WLAN_REASON_DISASSOC_BAD_SUPP_CHAN = 11,
1710 /* 802.11i */
1711 WLAN_REASON_INVALID_IE = 13,
1712 WLAN_REASON_MIC_FAILURE = 14,
1713 WLAN_REASON_4WAY_HANDSHAKE_TIMEOUT = 15,
1714 WLAN_REASON_GROUP_KEY_HANDSHAKE_TIMEOUT = 16,
1715 WLAN_REASON_IE_DIFFERENT = 17,
1716 WLAN_REASON_INVALID_GROUP_CIPHER = 18,
1717 WLAN_REASON_INVALID_PAIRWISE_CIPHER = 19,
1718 WLAN_REASON_INVALID_AKMP = 20,
1719 WLAN_REASON_UNSUPP_RSN_VERSION = 21,
1720 WLAN_REASON_INVALID_RSN_IE_CAP = 22,
1721 WLAN_REASON_IEEE8021X_FAILED = 23,
1722 WLAN_REASON_CIPHER_SUITE_REJECTED = 24,
1723 /* TDLS (802.11z) */
1724 WLAN_REASON_TDLS_TEARDOWN_UNREACHABLE = 25,
1725 WLAN_REASON_TDLS_TEARDOWN_UNSPECIFIED = 26,
1726 /* 802.11e */
1727 WLAN_REASON_DISASSOC_UNSPECIFIED_QOS = 32,
1728 WLAN_REASON_DISASSOC_QAP_NO_BANDWIDTH = 33,
1729 WLAN_REASON_DISASSOC_LOW_ACK = 34,
1730 WLAN_REASON_DISASSOC_QAP_EXCEED_TXOP = 35,
1731 WLAN_REASON_QSTA_LEAVE_QBSS = 36,
1732 WLAN_REASON_QSTA_NOT_USE = 37,
1733 WLAN_REASON_QSTA_REQUIRE_SETUP = 38,
1734 WLAN_REASON_QSTA_TIMEOUT = 39,
1735 WLAN_REASON_QSTA_CIPHER_NOT_SUPP = 45,
1736 /* 802.11s */
1737 WLAN_REASON_MESH_PEER_CANCELED = 52,
1738 WLAN_REASON_MESH_MAX_PEERS = 53,
1739 WLAN_REASON_MESH_CONFIG = 54,
1740 WLAN_REASON_MESH_CLOSE = 55,
1741 WLAN_REASON_MESH_MAX_RETRIES = 56,
1742 WLAN_REASON_MESH_CONFIRM_TIMEOUT = 57,
1743 WLAN_REASON_MESH_INVALID_GTK = 58,
1744 WLAN_REASON_MESH_INCONSISTENT_PARAM = 59,
1745 WLAN_REASON_MESH_INVALID_SECURITY = 60,
1746 WLAN_REASON_MESH_PATH_ERROR = 61,
1747 WLAN_REASON_MESH_PATH_NOFORWARD = 62,
1748 WLAN_REASON_MESH_PATH_DEST_UNREACHABLE = 63,
1749 WLAN_REASON_MAC_EXISTS_IN_MBSS = 64,
1750 WLAN_REASON_MESH_CHAN_REGULATORY = 65,
1751 WLAN_REASON_MESH_CHAN = 66,
1752};
1753
1754
1755/* Information Element IDs */
1756enum ieee80211_eid {
1757 WLAN_EID_SSID = 0,
1758 WLAN_EID_SUPP_RATES = 1,
1759 WLAN_EID_FH_PARAMS = 2, /* reserved now */
1760 WLAN_EID_DS_PARAMS = 3,
1761 WLAN_EID_CF_PARAMS = 4,
1762 WLAN_EID_TIM = 5,
1763 WLAN_EID_IBSS_PARAMS = 6,
1764 WLAN_EID_COUNTRY = 7,
1765 /* 8, 9 reserved */
1766 WLAN_EID_REQUEST = 10,
1767 WLAN_EID_QBSS_LOAD = 11,
1768 WLAN_EID_EDCA_PARAM_SET = 12,
1769 WLAN_EID_TSPEC = 13,
1770 WLAN_EID_TCLAS = 14,
1771 WLAN_EID_SCHEDULE = 15,
1772 WLAN_EID_CHALLENGE = 16,
1773 /* 17-31 reserved for challenge text extension */
1774 WLAN_EID_PWR_CONSTRAINT = 32,
1775 WLAN_EID_PWR_CAPABILITY = 33,
1776 WLAN_EID_TPC_REQUEST = 34,
1777 WLAN_EID_TPC_REPORT = 35,
1778 WLAN_EID_SUPPORTED_CHANNELS = 36,
1779 WLAN_EID_CHANNEL_SWITCH = 37,
1780 WLAN_EID_MEASURE_REQUEST = 38,
1781 WLAN_EID_MEASURE_REPORT = 39,
1782 WLAN_EID_QUIET = 40,
1783 WLAN_EID_IBSS_DFS = 41,
1784 WLAN_EID_ERP_INFO = 42,
1785 WLAN_EID_TS_DELAY = 43,
1786 WLAN_EID_TCLAS_PROCESSING = 44,
1787 WLAN_EID_HT_CAPABILITY = 45,
1788 WLAN_EID_QOS_CAPA = 46,
1789 /* 47 reserved for Broadcom */
1790 WLAN_EID_RSN = 48,
1791 WLAN_EID_802_15_COEX = 49,
1792 WLAN_EID_EXT_SUPP_RATES = 50,
1793 WLAN_EID_AP_CHAN_REPORT = 51,
1794 WLAN_EID_NEIGHBOR_REPORT = 52,
1795 WLAN_EID_RCPI = 53,
1796 WLAN_EID_MOBILITY_DOMAIN = 54,
1797 WLAN_EID_FAST_BSS_TRANSITION = 55,
1798 WLAN_EID_TIMEOUT_INTERVAL = 56,
1799 WLAN_EID_RIC_DATA = 57,
1800 WLAN_EID_DSE_REGISTERED_LOCATION = 58,
1801 WLAN_EID_SUPPORTED_REGULATORY_CLASSES = 59,
1802 WLAN_EID_EXT_CHANSWITCH_ANN = 60,
1803 WLAN_EID_HT_OPERATION = 61,
1804 WLAN_EID_SECONDARY_CHANNEL_OFFSET = 62,
1805 WLAN_EID_BSS_AVG_ACCESS_DELAY = 63,
1806 WLAN_EID_ANTENNA_INFO = 64,
1807 WLAN_EID_RSNI = 65,
1808 WLAN_EID_MEASUREMENT_PILOT_TX_INFO = 66,
1809 WLAN_EID_BSS_AVAILABLE_CAPACITY = 67,
1810 WLAN_EID_BSS_AC_ACCESS_DELAY = 68,
1811 WLAN_EID_TIME_ADVERTISEMENT = 69,
1812 WLAN_EID_RRM_ENABLED_CAPABILITIES = 70,
1813 WLAN_EID_MULTIPLE_BSSID = 71,
1814 WLAN_EID_BSS_COEX_2040 = 72,
1815 WLAN_EID_BSS_INTOLERANT_CHL_REPORT = 73,
1816 WLAN_EID_OVERLAP_BSS_SCAN_PARAM = 74,
1817 WLAN_EID_RIC_DESCRIPTOR = 75,
1818 WLAN_EID_MMIE = 76,
1819 WLAN_EID_ASSOC_COMEBACK_TIME = 77,
1820 WLAN_EID_EVENT_REQUEST = 78,
1821 WLAN_EID_EVENT_REPORT = 79,
1822 WLAN_EID_DIAGNOSTIC_REQUEST = 80,
1823 WLAN_EID_DIAGNOSTIC_REPORT = 81,
1824 WLAN_EID_LOCATION_PARAMS = 82,
1825 WLAN_EID_NON_TX_BSSID_CAP = 83,
1826 WLAN_EID_SSID_LIST = 84,
1827 WLAN_EID_MULTI_BSSID_IDX = 85,
1828 WLAN_EID_FMS_DESCRIPTOR = 86,
1829 WLAN_EID_FMS_REQUEST = 87,
1830 WLAN_EID_FMS_RESPONSE = 88,
1831 WLAN_EID_QOS_TRAFFIC_CAPA = 89,
1832 WLAN_EID_BSS_MAX_IDLE_PERIOD = 90,
1833 WLAN_EID_TSF_REQUEST = 91,
1834 WLAN_EID_TSF_RESPOSNE = 92,
1835 WLAN_EID_WNM_SLEEP_MODE = 93,
1836 WLAN_EID_TIM_BCAST_REQ = 94,
1837 WLAN_EID_TIM_BCAST_RESP = 95,
1838 WLAN_EID_COLL_IF_REPORT = 96,
1839 WLAN_EID_CHANNEL_USAGE = 97,
1840 WLAN_EID_TIME_ZONE = 98,
1841 WLAN_EID_DMS_REQUEST = 99,
1842 WLAN_EID_DMS_RESPONSE = 100,
1843 WLAN_EID_LINK_ID = 101,
1844 WLAN_EID_WAKEUP_SCHEDUL = 102,
1845 /* 103 reserved */
1846 WLAN_EID_CHAN_SWITCH_TIMING = 104,
1847 WLAN_EID_PTI_CONTROL = 105,
1848 WLAN_EID_PU_BUFFER_STATUS = 106,
1849 WLAN_EID_INTERWORKING = 107,
1850 WLAN_EID_ADVERTISEMENT_PROTOCOL = 108,
1851 WLAN_EID_EXPEDITED_BW_REQ = 109,
1852 WLAN_EID_QOS_MAP_SET = 110,
1853 WLAN_EID_ROAMING_CONSORTIUM = 111,
1854 WLAN_EID_EMERGENCY_ALERT = 112,
1855 WLAN_EID_MESH_CONFIG = 113,
1856 WLAN_EID_MESH_ID = 114,
1857 WLAN_EID_LINK_METRIC_REPORT = 115,
1858 WLAN_EID_CONGESTION_NOTIFICATION = 116,
1859 WLAN_EID_PEER_MGMT = 117,
1860 WLAN_EID_CHAN_SWITCH_PARAM = 118,
1861 WLAN_EID_MESH_AWAKE_WINDOW = 119,
1862 WLAN_EID_BEACON_TIMING = 120,
1863 WLAN_EID_MCCAOP_SETUP_REQ = 121,
1864 WLAN_EID_MCCAOP_SETUP_RESP = 122,
1865 WLAN_EID_MCCAOP_ADVERT = 123,
1866 WLAN_EID_MCCAOP_TEARDOWN = 124,
1867 WLAN_EID_GANN = 125,
1868 WLAN_EID_RANN = 126,
1869 WLAN_EID_EXT_CAPABILITY = 127,
1870 /* 128, 129 reserved for Agere */
1871 WLAN_EID_PREQ = 130,
1872 WLAN_EID_PREP = 131,
1873 WLAN_EID_PERR = 132,
1874 /* 133-136 reserved for Cisco */
1875 WLAN_EID_PXU = 137,
1876 WLAN_EID_PXUC = 138,
1877 WLAN_EID_AUTH_MESH_PEER_EXCH = 139,
1878 WLAN_EID_MIC = 140,
1879 WLAN_EID_DESTINATION_URI = 141,
1880 WLAN_EID_UAPSD_COEX = 142,
1881 WLAN_EID_WAKEUP_SCHEDULE = 143,
1882 WLAN_EID_EXT_SCHEDULE = 144,
1883 WLAN_EID_STA_AVAILABILITY = 145,
1884 WLAN_EID_DMG_TSPEC = 146,
1885 WLAN_EID_DMG_AT = 147,
1886 WLAN_EID_DMG_CAP = 148,
1887 /* 149 reserved for Cisco */
1888 WLAN_EID_CISCO_VENDOR_SPECIFIC = 150,
1889 WLAN_EID_DMG_OPERATION = 151,
1890 WLAN_EID_DMG_BSS_PARAM_CHANGE = 152,
1891 WLAN_EID_DMG_BEAM_REFINEMENT = 153,
1892 WLAN_EID_CHANNEL_MEASURE_FEEDBACK = 154,
1893 /* 155-156 reserved for Cisco */
1894 WLAN_EID_AWAKE_WINDOW = 157,
1895 WLAN_EID_MULTI_BAND = 158,
1896 WLAN_EID_ADDBA_EXT = 159,
1897 WLAN_EID_NEXT_PCP_LIST = 160,
1898 WLAN_EID_PCP_HANDOVER = 161,
1899 WLAN_EID_DMG_LINK_MARGIN = 162,
1900 WLAN_EID_SWITCHING_STREAM = 163,
1901 WLAN_EID_SESSION_TRANSITION = 164,
1902 WLAN_EID_DYN_TONE_PAIRING_REPORT = 165,
1903 WLAN_EID_CLUSTER_REPORT = 166,
1904 WLAN_EID_RELAY_CAP = 167,
1905 WLAN_EID_RELAY_XFER_PARAM_SET = 168,
1906 WLAN_EID_BEAM_LINK_MAINT = 169,
1907 WLAN_EID_MULTIPLE_MAC_ADDR = 170,
1908 WLAN_EID_U_PID = 171,
1909 WLAN_EID_DMG_LINK_ADAPT_ACK = 172,
1910 /* 173 reserved for Symbol */
1911 WLAN_EID_MCCAOP_ADV_OVERVIEW = 174,
1912 WLAN_EID_QUIET_PERIOD_REQ = 175,
1913 /* 176 reserved for Symbol */
1914 WLAN_EID_QUIET_PERIOD_RESP = 177,
1915 /* 178-179 reserved for Symbol */
1916 /* 180 reserved for ISO/IEC 20011 */
1917 WLAN_EID_EPAC_POLICY = 182,
1918 WLAN_EID_CLISTER_TIME_OFF = 183,
1919 WLAN_EID_INTER_AC_PRIO = 184,
1920 WLAN_EID_SCS_DESCRIPTOR = 185,
1921 WLAN_EID_QLOAD_REPORT = 186,
1922 WLAN_EID_HCCA_TXOP_UPDATE_COUNT = 187,
1923 WLAN_EID_HL_STREAM_ID = 188,
1924 WLAN_EID_GCR_GROUP_ADDR = 189,
1925 WLAN_EID_ANTENNA_SECTOR_ID_PATTERN = 190,
1926 WLAN_EID_VHT_CAPABILITY = 191,
1927 WLAN_EID_VHT_OPERATION = 192,
1928 WLAN_EID_EXTENDED_BSS_LOAD = 193,
1929 WLAN_EID_WIDE_BW_CHANNEL_SWITCH = 194,
1930 WLAN_EID_VHT_TX_POWER_ENVELOPE = 195,
1931 WLAN_EID_CHANNEL_SWITCH_WRAPPER = 196,
1932 WLAN_EID_AID = 197,
1933 WLAN_EID_QUIET_CHANNEL = 198,
1934 WLAN_EID_OPMODE_NOTIF = 199,
1935
1936 WLAN_EID_VENDOR_SPECIFIC = 221,
1937 WLAN_EID_QOS_PARAMETER = 222,
1938};
1939
1940/* Action category code */
1941enum ieee80211_category {
1942 WLAN_CATEGORY_SPECTRUM_MGMT = 0,
1943 WLAN_CATEGORY_QOS = 1,
1944 WLAN_CATEGORY_DLS = 2,
1945 WLAN_CATEGORY_BACK = 3,
1946 WLAN_CATEGORY_PUBLIC = 4,
1947 WLAN_CATEGORY_RADIO_MEASUREMENT = 5,
1948 WLAN_CATEGORY_HT = 7,
1949 WLAN_CATEGORY_SA_QUERY = 8,
1950 WLAN_CATEGORY_PROTECTED_DUAL_OF_ACTION = 9,
1951 WLAN_CATEGORY_WNM = 10,
1952 WLAN_CATEGORY_WNM_UNPROTECTED = 11,
1953 WLAN_CATEGORY_TDLS = 12,
1954 WLAN_CATEGORY_MESH_ACTION = 13,
1955 WLAN_CATEGORY_MULTIHOP_ACTION = 14,
1956 WLAN_CATEGORY_SELF_PROTECTED = 15,
1957 WLAN_CATEGORY_DMG = 16,
1958 WLAN_CATEGORY_WMM = 17,
1959 WLAN_CATEGORY_FST = 18,
1960 WLAN_CATEGORY_UNPROT_DMG = 20,
1961 WLAN_CATEGORY_VHT = 21,
1962 WLAN_CATEGORY_VENDOR_SPECIFIC_PROTECTED = 126,
1963 WLAN_CATEGORY_VENDOR_SPECIFIC = 127,
1964};
1965
1966/* SPECTRUM_MGMT action code */
1967enum ieee80211_spectrum_mgmt_actioncode {
1968 WLAN_ACTION_SPCT_MSR_REQ = 0,
1969 WLAN_ACTION_SPCT_MSR_RPRT = 1,
1970 WLAN_ACTION_SPCT_TPC_REQ = 2,
1971 WLAN_ACTION_SPCT_TPC_RPRT = 3,
1972 WLAN_ACTION_SPCT_CHL_SWITCH = 4,
1973};
1974
1975/* HT action codes */
1976enum ieee80211_ht_actioncode {
1977 WLAN_HT_ACTION_NOTIFY_CHANWIDTH = 0,
1978 WLAN_HT_ACTION_SMPS = 1,
1979 WLAN_HT_ACTION_PSMP = 2,
1980 WLAN_HT_ACTION_PCO_PHASE = 3,
1981 WLAN_HT_ACTION_CSI = 4,
1982 WLAN_HT_ACTION_NONCOMPRESSED_BF = 5,
1983 WLAN_HT_ACTION_COMPRESSED_BF = 6,
1984 WLAN_HT_ACTION_ASEL_IDX_FEEDBACK = 7,
1985};
1986
1987/* VHT action codes */
1988enum ieee80211_vht_actioncode {
1989 WLAN_VHT_ACTION_COMPRESSED_BF = 0,
1990 WLAN_VHT_ACTION_GROUPID_MGMT = 1,
1991 WLAN_VHT_ACTION_OPMODE_NOTIF = 2,
1992};
1993
1994/* Self Protected Action codes */
1995enum ieee80211_self_protected_actioncode {
1996 WLAN_SP_RESERVED = 0,
1997 WLAN_SP_MESH_PEERING_OPEN = 1,
1998 WLAN_SP_MESH_PEERING_CONFIRM = 2,
1999 WLAN_SP_MESH_PEERING_CLOSE = 3,
2000 WLAN_SP_MGK_INFORM = 4,
2001 WLAN_SP_MGK_ACK = 5,
2002};
2003
2004/* Mesh action codes */
2005enum ieee80211_mesh_actioncode {
2006 WLAN_MESH_ACTION_LINK_METRIC_REPORT,
2007 WLAN_MESH_ACTION_HWMP_PATH_SELECTION,
2008 WLAN_MESH_ACTION_GATE_ANNOUNCEMENT,
2009 WLAN_MESH_ACTION_CONGESTION_CONTROL_NOTIFICATION,
2010 WLAN_MESH_ACTION_MCCA_SETUP_REQUEST,
2011 WLAN_MESH_ACTION_MCCA_SETUP_REPLY,
2012 WLAN_MESH_ACTION_MCCA_ADVERTISEMENT_REQUEST,
2013 WLAN_MESH_ACTION_MCCA_ADVERTISEMENT,
2014 WLAN_MESH_ACTION_MCCA_TEARDOWN,
2015 WLAN_MESH_ACTION_TBTT_ADJUSTMENT_REQUEST,
2016 WLAN_MESH_ACTION_TBTT_ADJUSTMENT_RESPONSE,
2017};
2018
2019/* Security key length */
2020enum ieee80211_key_len {
2021 WLAN_KEY_LEN_WEP40 = 5,
2022 WLAN_KEY_LEN_WEP104 = 13,
2023 WLAN_KEY_LEN_CCMP = 16,
2024 WLAN_KEY_LEN_CCMP_256 = 32,
2025 WLAN_KEY_LEN_TKIP = 32,
2026 WLAN_KEY_LEN_AES_CMAC = 16,
2027 WLAN_KEY_LEN_SMS4 = 32,
2028 WLAN_KEY_LEN_GCMP = 16,
2029 WLAN_KEY_LEN_GCMP_256 = 32,
2030 WLAN_KEY_LEN_BIP_CMAC_256 = 32,
2031 WLAN_KEY_LEN_BIP_GMAC_128 = 16,
2032 WLAN_KEY_LEN_BIP_GMAC_256 = 32,
2033};
2034
2035#define IEEE80211_WEP_IV_LEN 4
2036#define IEEE80211_WEP_ICV_LEN 4
2037#define IEEE80211_CCMP_HDR_LEN 8
2038#define IEEE80211_CCMP_MIC_LEN 8
2039#define IEEE80211_CCMP_PN_LEN 6
2040#define IEEE80211_CCMP_256_HDR_LEN 8
2041#define IEEE80211_CCMP_256_MIC_LEN 16
2042#define IEEE80211_CCMP_256_PN_LEN 6
2043#define IEEE80211_TKIP_IV_LEN 8
2044#define IEEE80211_TKIP_ICV_LEN 4
2045#define IEEE80211_CMAC_PN_LEN 6
2046#define IEEE80211_GMAC_PN_LEN 6
2047#define IEEE80211_GCMP_HDR_LEN 8
2048#define IEEE80211_GCMP_MIC_LEN 16
2049#define IEEE80211_GCMP_PN_LEN 6
2050
2051/* Public action codes */
2052enum ieee80211_pub_actioncode {
2053 WLAN_PUB_ACTION_EXT_CHANSW_ANN = 4,
2054 WLAN_PUB_ACTION_TDLS_DISCOVER_RES = 14,
2055};
2056
2057/* TDLS action codes */
2058enum ieee80211_tdls_actioncode {
2059 WLAN_TDLS_SETUP_REQUEST = 0,
2060 WLAN_TDLS_SETUP_RESPONSE = 1,
2061 WLAN_TDLS_SETUP_CONFIRM = 2,
2062 WLAN_TDLS_TEARDOWN = 3,
2063 WLAN_TDLS_PEER_TRAFFIC_INDICATION = 4,
2064 WLAN_TDLS_CHANNEL_SWITCH_REQUEST = 5,
2065 WLAN_TDLS_CHANNEL_SWITCH_RESPONSE = 6,
2066 WLAN_TDLS_PEER_PSM_REQUEST = 7,
2067 WLAN_TDLS_PEER_PSM_RESPONSE = 8,
2068 WLAN_TDLS_PEER_TRAFFIC_RESPONSE = 9,
2069 WLAN_TDLS_DISCOVERY_REQUEST = 10,
2070};
2071
2072/* Extended Channel Switching capability to be set in the 1st byte of
2073 * the @WLAN_EID_EXT_CAPABILITY information element
2074 */
2075#define WLAN_EXT_CAPA1_EXT_CHANNEL_SWITCHING BIT(2)
2076
2077/* TDLS capabilities in the the 4th byte of @WLAN_EID_EXT_CAPABILITY */
2078#define WLAN_EXT_CAPA4_TDLS_BUFFER_STA BIT(4)
2079#define WLAN_EXT_CAPA4_TDLS_PEER_PSM BIT(5)
2080#define WLAN_EXT_CAPA4_TDLS_CHAN_SWITCH BIT(6)
2081
2082/* Interworking capabilities are set in 7th bit of 4th byte of the
2083 * @WLAN_EID_EXT_CAPABILITY information element
2084 */
2085#define WLAN_EXT_CAPA4_INTERWORKING_ENABLED BIT(7)
2086
2087/*
2088 * TDLS capabililites to be enabled in the 5th byte of the
2089 * @WLAN_EID_EXT_CAPABILITY information element
2090 */
2091#define WLAN_EXT_CAPA5_TDLS_ENABLED BIT(5)
2092#define WLAN_EXT_CAPA5_TDLS_PROHIBITED BIT(6)
2093#define WLAN_EXT_CAPA5_TDLS_CH_SW_PROHIBITED BIT(7)
2094
2095#define WLAN_EXT_CAPA8_TDLS_WIDE_BW_ENABLED BIT(5)
2096#define WLAN_EXT_CAPA8_OPMODE_NOTIF BIT(6)
2097
2098/* Defines the maximal number of MSDUs in an A-MSDU. */
2099#define WLAN_EXT_CAPA8_MAX_MSDU_IN_AMSDU_LSB BIT(7)
2100#define WLAN_EXT_CAPA9_MAX_MSDU_IN_AMSDU_MSB BIT(0)
2101
2102/*
2103 * Fine Timing Measurement Initiator - bit 71 of @WLAN_EID_EXT_CAPABILITY
2104 * information element
2105 */
2106#define WLAN_EXT_CAPA9_FTM_INITIATOR BIT(7)
2107
2108/* TDLS specific payload type in the LLC/SNAP header */
2109#define WLAN_TDLS_SNAP_RFTYPE 0x2
2110
2111/* BSS Coex IE information field bits */
2112#define WLAN_BSS_COEX_INFORMATION_REQUEST BIT(0)
2113
2114/**
2115 * enum - mesh synchronization method identifier
2116 *
2117 * @IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET: the default synchronization method
2118 * @IEEE80211_SYNC_METHOD_VENDOR: a vendor specific synchronization method
2119 * that will be specified in a vendor specific information element
2120 */
2121enum {
2122 IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET = 1,
2123 IEEE80211_SYNC_METHOD_VENDOR = 255,
2124};
2125
2126/**
2127 * enum - mesh path selection protocol identifier
2128 *
2129 * @IEEE80211_PATH_PROTOCOL_HWMP: the default path selection protocol
2130 * @IEEE80211_PATH_PROTOCOL_VENDOR: a vendor specific protocol that will
2131 * be specified in a vendor specific information element
2132 */
2133enum {
2134 IEEE80211_PATH_PROTOCOL_HWMP = 1,
2135 IEEE80211_PATH_PROTOCOL_VENDOR = 255,
2136};
2137
2138/**
2139 * enum - mesh path selection metric identifier
2140 *
2141 * @IEEE80211_PATH_METRIC_AIRTIME: the default path selection metric
2142 * @IEEE80211_PATH_METRIC_VENDOR: a vendor specific metric that will be
2143 * specified in a vendor specific information element
2144 */
2145enum {
2146 IEEE80211_PATH_METRIC_AIRTIME = 1,
2147 IEEE80211_PATH_METRIC_VENDOR = 255,
2148};
2149
2150/**
2151 * enum ieee80211_root_mode_identifier - root mesh STA mode identifier
2152 *
2153 * These attribute are used by dot11MeshHWMPRootMode to set root mesh STA mode
2154 *
2155 * @IEEE80211_ROOTMODE_NO_ROOT: the mesh STA is not a root mesh STA (default)
2156 * @IEEE80211_ROOTMODE_ROOT: the mesh STA is a root mesh STA if greater than
2157 * this value
2158 * @IEEE80211_PROACTIVE_PREQ_NO_PREP: the mesh STA is a root mesh STA supports
2159 * the proactive PREQ with proactive PREP subfield set to 0
2160 * @IEEE80211_PROACTIVE_PREQ_WITH_PREP: the mesh STA is a root mesh STA
2161 * supports the proactive PREQ with proactive PREP subfield set to 1
2162 * @IEEE80211_PROACTIVE_RANN: the mesh STA is a root mesh STA supports
2163 * the proactive RANN
2164 */
2165enum ieee80211_root_mode_identifier {
2166 IEEE80211_ROOTMODE_NO_ROOT = 0,
2167 IEEE80211_ROOTMODE_ROOT = 1,
2168 IEEE80211_PROACTIVE_PREQ_NO_PREP = 2,
2169 IEEE80211_PROACTIVE_PREQ_WITH_PREP = 3,
2170 IEEE80211_PROACTIVE_RANN = 4,
2171};
2172
2173/*
2174 * IEEE 802.11-2007 7.3.2.9 Country information element
2175 *
2176 * Minimum length is 8 octets, ie len must be evenly
2177 * divisible by 2
2178 */
2179
2180/* Although the spec says 8 I'm seeing 6 in practice */
2181#define IEEE80211_COUNTRY_IE_MIN_LEN 6
2182
2183/* The Country String field of the element shall be 3 octets in length */
2184#define IEEE80211_COUNTRY_STRING_LEN 3
2185
2186/*
2187 * For regulatory extension stuff see IEEE 802.11-2007
2188 * Annex I (page 1141) and Annex J (page 1147). Also
2189 * review 7.3.2.9.
2190 *
2191 * When dot11RegulatoryClassesRequired is true and the
2192 * first_channel/reg_extension_id is >= 201 then the IE
2193 * compromises of the 'ext' struct represented below:
2194 *
2195 * - Regulatory extension ID - when generating IE this just needs
2196 * to be monotonically increasing for each triplet passed in
2197 * the IE
2198 * - Regulatory class - index into set of rules
2199 * - Coverage class - index into air propagation time (Table 7-27),
2200 * in microseconds, you can compute the air propagation time from
2201 * the index by multiplying by 3, so index 10 yields a propagation
2202 * of 10 us. Valid values are 0-31, values 32-255 are not defined
2203 * yet. A value of 0 inicates air propagation of <= 1 us.
2204 *
2205 * See also Table I.2 for Emission limit sets and table
2206 * I.3 for Behavior limit sets. Table J.1 indicates how to map
2207 * a reg_class to an emission limit set and behavior limit set.
2208 */
2209#define IEEE80211_COUNTRY_EXTENSION_ID 201
2210
2211/*
2212 * Channels numbers in the IE must be monotonically increasing
2213 * if dot11RegulatoryClassesRequired is not true.
2214 *
2215 * If dot11RegulatoryClassesRequired is true consecutive
2216 * subband triplets following a regulatory triplet shall
2217 * have monotonically increasing first_channel number fields.
2218 *
2219 * Channel numbers shall not overlap.
2220 *
2221 * Note that max_power is signed.
2222 */
2223struct ieee80211_country_ie_triplet {
2224 union {
2225 struct {
2226 u8 first_channel;
2227 u8 num_channels;
2228 s8 max_power;
2229 } __packed chans;
2230 struct {
2231 u8 reg_extension_id;
2232 u8 reg_class;
2233 u8 coverage_class;
2234 } __packed ext;
2235 };
2236} __packed;
2237
2238enum ieee80211_timeout_interval_type {
2239 WLAN_TIMEOUT_REASSOC_DEADLINE = 1 /* 802.11r */,
2240 WLAN_TIMEOUT_KEY_LIFETIME = 2 /* 802.11r */,
2241 WLAN_TIMEOUT_ASSOC_COMEBACK = 3 /* 802.11w */,
2242};
2243
2244/**
2245 * struct ieee80211_timeout_interval_ie - Timeout Interval element
2246 * @type: type, see &enum ieee80211_timeout_interval_type
2247 * @value: timeout interval value
2248 */
2249struct ieee80211_timeout_interval_ie {
2250 u8 type;
2251 __le32 value;
2252} __packed;
2253
2254/* BACK action code */
2255enum ieee80211_back_actioncode {
2256 WLAN_ACTION_ADDBA_REQ = 0,
2257 WLAN_ACTION_ADDBA_RESP = 1,
2258 WLAN_ACTION_DELBA = 2,
2259};
2260
2261/* BACK (block-ack) parties */
2262enum ieee80211_back_parties {
2263 WLAN_BACK_RECIPIENT = 0,
2264 WLAN_BACK_INITIATOR = 1,
2265};
2266
2267/* SA Query action */
2268enum ieee80211_sa_query_action {
2269 WLAN_ACTION_SA_QUERY_REQUEST = 0,
2270 WLAN_ACTION_SA_QUERY_RESPONSE = 1,
2271};
2272
2273
2274/* cipher suite selectors */
2275#define WLAN_CIPHER_SUITE_USE_GROUP 0x000FAC00
2276#define WLAN_CIPHER_SUITE_WEP40 0x000FAC01
2277#define WLAN_CIPHER_SUITE_TKIP 0x000FAC02
2278/* reserved: 0x000FAC03 */
2279#define WLAN_CIPHER_SUITE_CCMP 0x000FAC04
2280#define WLAN_CIPHER_SUITE_WEP104 0x000FAC05
2281#define WLAN_CIPHER_SUITE_AES_CMAC 0x000FAC06
2282#define WLAN_CIPHER_SUITE_GCMP 0x000FAC08
2283#define WLAN_CIPHER_SUITE_GCMP_256 0x000FAC09
2284#define WLAN_CIPHER_SUITE_CCMP_256 0x000FAC0A
2285#define WLAN_CIPHER_SUITE_BIP_GMAC_128 0x000FAC0B
2286#define WLAN_CIPHER_SUITE_BIP_GMAC_256 0x000FAC0C
2287#define WLAN_CIPHER_SUITE_BIP_CMAC_256 0x000FAC0D
2288
2289#define WLAN_CIPHER_SUITE_SMS4 0x00147201
2290
2291/* AKM suite selectors */
2292#define WLAN_AKM_SUITE_8021X 0x000FAC01
2293#define WLAN_AKM_SUITE_PSK 0x000FAC02
2294#define WLAN_AKM_SUITE_8021X_SHA256 0x000FAC05
2295#define WLAN_AKM_SUITE_PSK_SHA256 0x000FAC06
2296#define WLAN_AKM_SUITE_TDLS 0x000FAC07
2297#define WLAN_AKM_SUITE_SAE 0x000FAC08
2298#define WLAN_AKM_SUITE_FT_OVER_SAE 0x000FAC09
2299
2300#define WLAN_MAX_KEY_LEN 32
2301
2302#define WLAN_PMKID_LEN 16
2303
2304#define WLAN_OUI_WFA 0x506f9a
2305#define WLAN_OUI_TYPE_WFA_P2P 9
2306#define WLAN_OUI_MICROSOFT 0x0050f2
2307#define WLAN_OUI_TYPE_MICROSOFT_WPA 1
2308#define WLAN_OUI_TYPE_MICROSOFT_WMM 2
2309#define WLAN_OUI_TYPE_MICROSOFT_WPS 4
2310
2311/*
2312 * WMM/802.11e Tspec Element
2313 */
2314#define IEEE80211_WMM_IE_TSPEC_TID_MASK 0x0F
2315#define IEEE80211_WMM_IE_TSPEC_TID_SHIFT 1
2316
2317enum ieee80211_tspec_status_code {
2318 IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED = 0,
2319 IEEE80211_TSPEC_STATUS_ADDTS_INVAL_PARAMS = 0x1,
2320};
2321
2322struct ieee80211_tspec_ie {
2323 u8 element_id;
2324 u8 len;
2325 u8 oui[3];
2326 u8 oui_type;
2327 u8 oui_subtype;
2328 u8 version;
2329 __le16 tsinfo;
2330 u8 tsinfo_resvd;
2331 __le16 nominal_msdu;
2332 __le16 max_msdu;
2333 __le32 min_service_int;
2334 __le32 max_service_int;
2335 __le32 inactivity_int;
2336 __le32 suspension_int;
2337 __le32 service_start_time;
2338 __le32 min_data_rate;
2339 __le32 mean_data_rate;
2340 __le32 peak_data_rate;
2341 __le32 max_burst_size;
2342 __le32 delay_bound;
2343 __le32 min_phy_rate;
2344 __le16 sba;
2345 __le16 medium_time;
2346} __packed;
2347
2348/**
2349 * ieee80211_get_qos_ctl - get pointer to qos control bytes
2350 * @hdr: the frame
2351 *
2352 * The qos ctrl bytes come after the frame_control, duration, seq_num
2353 * and 3 or 4 addresses of length ETH_ALEN.
2354 * 3 addr: 2 + 2 + 2 + 3*6 = 24
2355 * 4 addr: 2 + 2 + 2 + 4*6 = 30
2356 */
2357static inline u8 *ieee80211_get_qos_ctl(struct ieee80211_hdr *hdr)
2358{
2359 if (ieee80211_has_a4(hdr->frame_control))
2360 return (u8 *)hdr + 30;
2361 else
2362 return (u8 *)hdr + 24;
2363}
2364
2365/**
2366 * ieee80211_get_SA - get pointer to SA
2367 * @hdr: the frame
2368 *
2369 * Given an 802.11 frame, this function returns the offset
2370 * to the source address (SA). It does not verify that the
2371 * header is long enough to contain the address, and the
2372 * header must be long enough to contain the frame control
2373 * field.
2374 */
2375static inline u8 *ieee80211_get_SA(struct ieee80211_hdr *hdr)
2376{
2377 if (ieee80211_has_a4(hdr->frame_control))
2378 return hdr->addr4;
2379 if (ieee80211_has_fromds(hdr->frame_control))
2380 return hdr->addr3;
2381 return hdr->addr2;
2382}
2383
2384/**
2385 * ieee80211_get_DA - get pointer to DA
2386 * @hdr: the frame
2387 *
2388 * Given an 802.11 frame, this function returns the offset
2389 * to the destination address (DA). It does not verify that
2390 * the header is long enough to contain the address, and the
2391 * header must be long enough to contain the frame control
2392 * field.
2393 */
2394static inline u8 *ieee80211_get_DA(struct ieee80211_hdr *hdr)
2395{
2396 if (ieee80211_has_tods(hdr->frame_control))
2397 return hdr->addr3;
2398 else
2399 return hdr->addr1;
2400}
2401
2402/**
2403 * _ieee80211_is_robust_mgmt_frame - check if frame is a robust management frame
2404 * @hdr: the frame (buffer must include at least the first octet of payload)
2405 */
2406static inline bool _ieee80211_is_robust_mgmt_frame(struct ieee80211_hdr *hdr)
2407{
2408 if (ieee80211_is_disassoc(hdr->frame_control) ||
2409 ieee80211_is_deauth(hdr->frame_control))
2410 return true;
2411
2412 if (ieee80211_is_action(hdr->frame_control)) {
2413 u8 *category;
2414
2415 /*
2416 * Action frames, excluding Public Action frames, are Robust
2417 * Management Frames. However, if we are looking at a Protected
2418 * frame, skip the check since the data may be encrypted and
2419 * the frame has already been found to be a Robust Management
2420 * Frame (by the other end).
2421 */
2422 if (ieee80211_has_protected(hdr->frame_control))
2423 return true;
2424 category = ((u8 *) hdr) + 24;
2425 return *category != WLAN_CATEGORY_PUBLIC &&
2426 *category != WLAN_CATEGORY_HT &&
2427 *category != WLAN_CATEGORY_WNM_UNPROTECTED &&
2428 *category != WLAN_CATEGORY_SELF_PROTECTED &&
2429 *category != WLAN_CATEGORY_UNPROT_DMG &&
2430 *category != WLAN_CATEGORY_VHT &&
2431 *category != WLAN_CATEGORY_VENDOR_SPECIFIC;
2432 }
2433
2434 return false;
2435}
2436
2437/**
2438 * ieee80211_is_robust_mgmt_frame - check if skb contains a robust mgmt frame
2439 * @skb: the skb containing the frame, length will be checked
2440 */
2441static inline bool ieee80211_is_robust_mgmt_frame(struct sk_buff *skb)
2442{
2443 if (skb->len < 25)
2444 return false;
2445 return _ieee80211_is_robust_mgmt_frame((void *)skb->data);
2446}
2447
2448/**
2449 * ieee80211_is_public_action - check if frame is a public action frame
2450 * @hdr: the frame
2451 * @len: length of the frame
2452 */
2453static inline bool ieee80211_is_public_action(struct ieee80211_hdr *hdr,
2454 size_t len)
2455{
2456 struct ieee80211_mgmt *mgmt = (void *)hdr;
2457
2458 if (len < IEEE80211_MIN_ACTION_SIZE)
2459 return false;
2460 if (!ieee80211_is_action(hdr->frame_control))
2461 return false;
2462 return mgmt->u.action.category == WLAN_CATEGORY_PUBLIC;
2463}
2464
2465/**
2466 * ieee80211_tu_to_usec - convert time units (TU) to microseconds
2467 * @tu: the TUs
2468 */
2469static inline unsigned long ieee80211_tu_to_usec(unsigned long tu)
2470{
2471 return 1024 * tu;
2472}
2473
2474/**
2475 * ieee80211_check_tim - check if AID bit is set in TIM
2476 * @tim: the TIM IE
2477 * @tim_len: length of the TIM IE
2478 * @aid: the AID to look for
2479 */
2480static inline bool ieee80211_check_tim(const struct ieee80211_tim_ie *tim,
2481 u8 tim_len, u16 aid)
2482{
2483 u8 mask;
2484 u8 index, indexn1, indexn2;
2485
2486 if (unlikely(!tim || tim_len < sizeof(*tim)))
2487 return false;
2488
2489 aid &= 0x3fff;
2490 index = aid / 8;
2491 mask = 1 << (aid & 7);
2492
2493 indexn1 = tim->bitmap_ctrl & 0xfe;
2494 indexn2 = tim_len + indexn1 - 4;
2495
2496 if (index < indexn1 || index > indexn2)
2497 return false;
2498
2499 index -= indexn1;
2500
2501 return !!(tim->virtual_map[index] & mask);
2502}
2503
2504/**
2505 * ieee80211_get_tdls_action - get tdls packet action (or -1, if not tdls packet)
2506 * @skb: the skb containing the frame, length will not be checked
2507 * @hdr_size: the size of the ieee80211_hdr that starts at skb->data
2508 *
2509 * This function assumes the frame is a data frame, and that the network header
2510 * is in the correct place.
2511 */
2512static inline int ieee80211_get_tdls_action(struct sk_buff *skb, u32 hdr_size)
2513{
2514 if (!skb_is_nonlinear(skb) &&
2515 skb->len > (skb_network_offset(skb) + 2)) {
2516 /* Point to where the indication of TDLS should start */
2517 const u8 *tdls_data = skb_network_header(skb) - 2;
2518
2519 if (get_unaligned_be16(tdls_data) == ETH_P_TDLS &&
2520 tdls_data[2] == WLAN_TDLS_SNAP_RFTYPE &&
2521 tdls_data[3] == WLAN_CATEGORY_TDLS)
2522 return tdls_data[4];
2523 }
2524
2525 return -1;
2526}
2527
2528/* convert time units */
2529#define TU_TO_JIFFIES(x) (usecs_to_jiffies((x) * 1024))
2530#define TU_TO_EXP_TIME(x) (jiffies + TU_TO_JIFFIES(x))
2531
2532/**
2533 * ieee80211_action_contains_tpc - checks if the frame contains TPC element
2534 * @skb: the skb containing the frame, length will be checked
2535 *
2536 * This function checks if it's either TPC report action frame or Link
2537 * Measurement report action frame as defined in IEEE Std. 802.11-2012 8.5.2.5
2538 * and 8.5.7.5 accordingly.
2539 */
2540static inline bool ieee80211_action_contains_tpc(struct sk_buff *skb)
2541{
2542 struct ieee80211_mgmt *mgmt = (void *)skb->data;
2543
2544 if (!ieee80211_is_action(mgmt->frame_control))
2545 return false;
2546
2547 if (skb->len < IEEE80211_MIN_ACTION_SIZE +
2548 sizeof(mgmt->u.action.u.tpc_report))
2549 return false;
2550
2551 /*
2552 * TPC report - check that:
2553 * category = 0 (Spectrum Management) or 5 (Radio Measurement)
2554 * spectrum management action = 3 (TPC/Link Measurement report)
2555 * TPC report EID = 35
2556 * TPC report element length = 2
2557 *
2558 * The spectrum management's tpc_report struct is used here both for
2559 * parsing tpc_report and radio measurement's link measurement report
2560 * frame, since the relevant part is identical in both frames.
2561 */
2562 if (mgmt->u.action.category != WLAN_CATEGORY_SPECTRUM_MGMT &&
2563 mgmt->u.action.category != WLAN_CATEGORY_RADIO_MEASUREMENT)
2564 return false;
2565
2566 /* both spectrum mgmt and link measurement have same action code */
2567 if (mgmt->u.action.u.tpc_report.action_code !=
2568 WLAN_ACTION_SPCT_TPC_RPRT)
2569 return false;
2570
2571 if (mgmt->u.action.u.tpc_report.tpc_elem_id != WLAN_EID_TPC_REPORT ||
2572 mgmt->u.action.u.tpc_report.tpc_elem_length !=
2573 sizeof(struct ieee80211_tpc_report_ie))
2574 return false;
2575
2576 return true;
2577}
2578
2579#endif /* LINUX_IEEE80211_H */