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[mirror_ubuntu-jammy-kernel.git] / include / linux / ieee80211.h
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
187 static inline bool ieee80211_sn_less(u16 sn1, u16 sn2)
188 {
189 return ((sn1 - sn2) & IEEE80211_SN_MASK) > (IEEE80211_SN_MODULO >> 1);
190 }
191
192 static inline u16 ieee80211_sn_add(u16 sn1, u16 sn2)
193 {
194 return (sn1 + sn2) & IEEE80211_SN_MASK;
195 }
196
197 static inline u16 ieee80211_sn_inc(u16 sn)
198 {
199 return ieee80211_sn_add(sn, 1);
200 }
201
202 static 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
297 struct 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
307 struct 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
316 struct 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 */
330 static 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 */
339 static 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 */
348 static 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 */
358 static 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 */
367 static 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 */
376 static 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 */
385 static 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 */
394 static 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 */
403 static 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 */
412 static 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 */
422 static 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 */
432 static 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 */
442 static 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 */
453 static 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 */
467 static 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 */
481 static 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 */
491 static 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 */
501 static 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 */
511 static 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 */
521 static 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 */
531 static 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 */
541 static 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 */
552 static 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 */
564 static 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 */
576 static 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 */
585 static 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 */
595 static 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 */
605 static 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 */
615 static 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 */
625 static 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 */
635 static 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 */
645 static 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 */
655 static 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 */
665 static 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 */
675 static 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 */
685 static 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 */
695 static 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 */
705 static 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 */
715 static 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 */
725 static 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 */
735 static 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 */
744 static 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 */
758 static 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 */
767 static 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
773 struct 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 */
792 enum 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 */
802 enum 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 */
812 struct 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 */
824 struct 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 */
836 struct 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 */
847 struct 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 */
860 struct 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 */
869 struct 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 */
879 struct 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 */
889 struct 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 */
902 struct 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 */
923 enum 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 */
945 struct 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
955 enum ieee80211_rann_flags {
956 RANN_FLAG_IS_GATE = 1 << 0,
957 };
958
959 enum 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 */
978 enum 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 */
1001 enum 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 */
1018 struct 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
1027 struct 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 */
1036 struct 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 */
1047 struct 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 */
1060 struct ieee80211_aid_response_ie {
1061 __le16 aid;
1062 u8 switch_count;
1063 __le16 response_int;
1064 } __packed;
1065
1066 struct ieee80211_s1g_cap {
1067 u8 capab_info[10];
1068 u8 supp_mcs_nss[5];
1069 } __packed;
1070
1071 struct 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
1091 #define IEEE80211_TWT_CONTROL_NDP BIT(0)
1092 #define IEEE80211_TWT_CONTROL_RESP_MODE BIT(1)
1093 #define IEEE80211_TWT_CONTROL_NEG_TYPE_BROADCAST BIT(3)
1094 #define IEEE80211_TWT_CONTROL_RX_DISABLED BIT(4)
1095 #define IEEE80211_TWT_CONTROL_WAKE_DUR_UNIT BIT(5)
1096
1097 #define IEEE80211_TWT_REQTYPE_REQUEST BIT(0)
1098 #define IEEE80211_TWT_REQTYPE_SETUP_CMD GENMASK(3, 1)
1099 #define IEEE80211_TWT_REQTYPE_TRIGGER BIT(4)
1100 #define IEEE80211_TWT_REQTYPE_IMPLICIT BIT(5)
1101 #define IEEE80211_TWT_REQTYPE_FLOWTYPE BIT(6)
1102 #define IEEE80211_TWT_REQTYPE_FLOWID GENMASK(9, 7)
1103 #define IEEE80211_TWT_REQTYPE_WAKE_INT_EXP GENMASK(14, 10)
1104 #define IEEE80211_TWT_REQTYPE_PROTECTION BIT(15)
1105
1106 enum ieee80211_twt_setup_cmd {
1107 TWT_SETUP_CMD_REQUEST,
1108 TWT_SETUP_CMD_SUGGEST,
1109 TWT_SETUP_CMD_DEMAND,
1110 TWT_SETUP_CMD_GROUPING,
1111 TWT_SETUP_CMD_ACCEPT,
1112 TWT_SETUP_CMD_ALTERNATE,
1113 TWT_SETUP_CMD_DICTATE,
1114 TWT_SETUP_CMD_REJECT,
1115 };
1116
1117 struct ieee80211_twt_params {
1118 __le16 req_type;
1119 __le64 twt;
1120 u8 min_twt_dur;
1121 __le16 mantissa;
1122 u8 channel;
1123 } __packed;
1124
1125 struct ieee80211_twt_setup {
1126 u8 dialog_token;
1127 u8 element_id;
1128 u8 length;
1129 u8 control;
1130 u8 params[];
1131 } __packed;
1132
1133 struct ieee80211_mgmt {
1134 __le16 frame_control;
1135 __le16 duration;
1136 u8 da[ETH_ALEN];
1137 u8 sa[ETH_ALEN];
1138 u8 bssid[ETH_ALEN];
1139 __le16 seq_ctrl;
1140 union {
1141 struct {
1142 __le16 auth_alg;
1143 __le16 auth_transaction;
1144 __le16 status_code;
1145 /* possibly followed by Challenge text */
1146 u8 variable[0];
1147 } __packed auth;
1148 struct {
1149 __le16 reason_code;
1150 } __packed deauth;
1151 struct {
1152 __le16 capab_info;
1153 __le16 listen_interval;
1154 /* followed by SSID and Supported rates */
1155 u8 variable[0];
1156 } __packed assoc_req;
1157 struct {
1158 __le16 capab_info;
1159 __le16 status_code;
1160 __le16 aid;
1161 /* followed by Supported rates */
1162 u8 variable[0];
1163 } __packed assoc_resp, reassoc_resp;
1164 struct {
1165 __le16 capab_info;
1166 __le16 status_code;
1167 u8 variable[0];
1168 } __packed s1g_assoc_resp, s1g_reassoc_resp;
1169 struct {
1170 __le16 capab_info;
1171 __le16 listen_interval;
1172 u8 current_ap[ETH_ALEN];
1173 /* followed by SSID and Supported rates */
1174 u8 variable[0];
1175 } __packed reassoc_req;
1176 struct {
1177 __le16 reason_code;
1178 } __packed disassoc;
1179 struct {
1180 __le64 timestamp;
1181 __le16 beacon_int;
1182 __le16 capab_info;
1183 /* followed by some of SSID, Supported rates,
1184 * FH Params, DS Params, CF Params, IBSS Params, TIM */
1185 u8 variable[0];
1186 } __packed beacon;
1187 struct {
1188 /* only variable items: SSID, Supported rates */
1189 u8 variable[0];
1190 } __packed probe_req;
1191 struct {
1192 __le64 timestamp;
1193 __le16 beacon_int;
1194 __le16 capab_info;
1195 /* followed by some of SSID, Supported rates,
1196 * FH Params, DS Params, CF Params, IBSS Params */
1197 u8 variable[0];
1198 } __packed probe_resp;
1199 struct {
1200 u8 category;
1201 union {
1202 struct {
1203 u8 action_code;
1204 u8 dialog_token;
1205 u8 status_code;
1206 u8 variable[0];
1207 } __packed wme_action;
1208 struct{
1209 u8 action_code;
1210 u8 variable[0];
1211 } __packed chan_switch;
1212 struct{
1213 u8 action_code;
1214 struct ieee80211_ext_chansw_ie data;
1215 u8 variable[0];
1216 } __packed ext_chan_switch;
1217 struct{
1218 u8 action_code;
1219 u8 dialog_token;
1220 u8 element_id;
1221 u8 length;
1222 struct ieee80211_msrment_ie msr_elem;
1223 } __packed measurement;
1224 struct{
1225 u8 action_code;
1226 u8 dialog_token;
1227 __le16 capab;
1228 __le16 timeout;
1229 __le16 start_seq_num;
1230 /* followed by BA Extension */
1231 u8 variable[0];
1232 } __packed addba_req;
1233 struct{
1234 u8 action_code;
1235 u8 dialog_token;
1236 __le16 status;
1237 __le16 capab;
1238 __le16 timeout;
1239 } __packed addba_resp;
1240 struct{
1241 u8 action_code;
1242 __le16 params;
1243 __le16 reason_code;
1244 } __packed delba;
1245 struct {
1246 u8 action_code;
1247 u8 variable[0];
1248 } __packed self_prot;
1249 struct{
1250 u8 action_code;
1251 u8 variable[0];
1252 } __packed mesh_action;
1253 struct {
1254 u8 action;
1255 u8 trans_id[WLAN_SA_QUERY_TR_ID_LEN];
1256 } __packed sa_query;
1257 struct {
1258 u8 action;
1259 u8 smps_control;
1260 } __packed ht_smps;
1261 struct {
1262 u8 action_code;
1263 u8 chanwidth;
1264 } __packed ht_notify_cw;
1265 struct {
1266 u8 action_code;
1267 u8 dialog_token;
1268 __le16 capability;
1269 u8 variable[0];
1270 } __packed tdls_discover_resp;
1271 struct {
1272 u8 action_code;
1273 u8 operating_mode;
1274 } __packed vht_opmode_notif;
1275 struct {
1276 u8 action_code;
1277 u8 membership[WLAN_MEMBERSHIP_LEN];
1278 u8 position[WLAN_USER_POSITION_LEN];
1279 } __packed vht_group_notif;
1280 struct {
1281 u8 action_code;
1282 u8 dialog_token;
1283 u8 tpc_elem_id;
1284 u8 tpc_elem_length;
1285 struct ieee80211_tpc_report_ie tpc;
1286 } __packed tpc_report;
1287 struct {
1288 u8 action_code;
1289 u8 dialog_token;
1290 u8 follow_up;
1291 u8 tod[6];
1292 u8 toa[6];
1293 __le16 tod_error;
1294 __le16 toa_error;
1295 u8 variable[0];
1296 } __packed ftm;
1297 struct {
1298 u8 action_code;
1299 u8 variable[];
1300 } __packed s1g;
1301 } u;
1302 } __packed action;
1303 } u;
1304 } __packed __aligned(2);
1305
1306 /* Supported rates membership selectors */
1307 #define BSS_MEMBERSHIP_SELECTOR_HT_PHY 127
1308 #define BSS_MEMBERSHIP_SELECTOR_VHT_PHY 126
1309 #define BSS_MEMBERSHIP_SELECTOR_HE_PHY 122
1310 #define BSS_MEMBERSHIP_SELECTOR_SAE_H2E 123
1311
1312 /* mgmt header + 1 byte category code */
1313 #define IEEE80211_MIN_ACTION_SIZE offsetof(struct ieee80211_mgmt, u.action.u)
1314
1315
1316 /* Management MIC information element (IEEE 802.11w) */
1317 struct ieee80211_mmie {
1318 u8 element_id;
1319 u8 length;
1320 __le16 key_id;
1321 u8 sequence_number[6];
1322 u8 mic[8];
1323 } __packed;
1324
1325 /* Management MIC information element (IEEE 802.11w) for GMAC and CMAC-256 */
1326 struct ieee80211_mmie_16 {
1327 u8 element_id;
1328 u8 length;
1329 __le16 key_id;
1330 u8 sequence_number[6];
1331 u8 mic[16];
1332 } __packed;
1333
1334 struct ieee80211_vendor_ie {
1335 u8 element_id;
1336 u8 len;
1337 u8 oui[3];
1338 u8 oui_type;
1339 } __packed;
1340
1341 struct ieee80211_wmm_ac_param {
1342 u8 aci_aifsn; /* AIFSN, ACM, ACI */
1343 u8 cw; /* ECWmin, ECWmax (CW = 2^ECW - 1) */
1344 __le16 txop_limit;
1345 } __packed;
1346
1347 struct ieee80211_wmm_param_ie {
1348 u8 element_id; /* Element ID: 221 (0xdd); */
1349 u8 len; /* Length: 24 */
1350 /* required fields for WMM version 1 */
1351 u8 oui[3]; /* 00:50:f2 */
1352 u8 oui_type; /* 2 */
1353 u8 oui_subtype; /* 1 */
1354 u8 version; /* 1 for WMM version 1.0 */
1355 u8 qos_info; /* AP/STA specific QoS info */
1356 u8 reserved; /* 0 */
1357 /* AC_BE, AC_BK, AC_VI, AC_VO */
1358 struct ieee80211_wmm_ac_param ac[4];
1359 } __packed;
1360
1361 /* Control frames */
1362 struct ieee80211_rts {
1363 __le16 frame_control;
1364 __le16 duration;
1365 u8 ra[ETH_ALEN];
1366 u8 ta[ETH_ALEN];
1367 } __packed __aligned(2);
1368
1369 struct ieee80211_cts {
1370 __le16 frame_control;
1371 __le16 duration;
1372 u8 ra[ETH_ALEN];
1373 } __packed __aligned(2);
1374
1375 struct ieee80211_pspoll {
1376 __le16 frame_control;
1377 __le16 aid;
1378 u8 bssid[ETH_ALEN];
1379 u8 ta[ETH_ALEN];
1380 } __packed __aligned(2);
1381
1382 /* TDLS */
1383
1384 /* Channel switch timing */
1385 struct ieee80211_ch_switch_timing {
1386 __le16 switch_time;
1387 __le16 switch_timeout;
1388 } __packed;
1389
1390 /* Link-id information element */
1391 struct ieee80211_tdls_lnkie {
1392 u8 ie_type; /* Link Identifier IE */
1393 u8 ie_len;
1394 u8 bssid[ETH_ALEN];
1395 u8 init_sta[ETH_ALEN];
1396 u8 resp_sta[ETH_ALEN];
1397 } __packed;
1398
1399 struct ieee80211_tdls_data {
1400 u8 da[ETH_ALEN];
1401 u8 sa[ETH_ALEN];
1402 __be16 ether_type;
1403 u8 payload_type;
1404 u8 category;
1405 u8 action_code;
1406 union {
1407 struct {
1408 u8 dialog_token;
1409 __le16 capability;
1410 u8 variable[0];
1411 } __packed setup_req;
1412 struct {
1413 __le16 status_code;
1414 u8 dialog_token;
1415 __le16 capability;
1416 u8 variable[0];
1417 } __packed setup_resp;
1418 struct {
1419 __le16 status_code;
1420 u8 dialog_token;
1421 u8 variable[0];
1422 } __packed setup_cfm;
1423 struct {
1424 __le16 reason_code;
1425 u8 variable[0];
1426 } __packed teardown;
1427 struct {
1428 u8 dialog_token;
1429 u8 variable[0];
1430 } __packed discover_req;
1431 struct {
1432 u8 target_channel;
1433 u8 oper_class;
1434 u8 variable[0];
1435 } __packed chan_switch_req;
1436 struct {
1437 __le16 status_code;
1438 u8 variable[0];
1439 } __packed chan_switch_resp;
1440 } u;
1441 } __packed;
1442
1443 /*
1444 * Peer-to-Peer IE attribute related definitions.
1445 */
1446 /**
1447 * enum ieee80211_p2p_attr_id - identifies type of peer-to-peer attribute.
1448 */
1449 enum ieee80211_p2p_attr_id {
1450 IEEE80211_P2P_ATTR_STATUS = 0,
1451 IEEE80211_P2P_ATTR_MINOR_REASON,
1452 IEEE80211_P2P_ATTR_CAPABILITY,
1453 IEEE80211_P2P_ATTR_DEVICE_ID,
1454 IEEE80211_P2P_ATTR_GO_INTENT,
1455 IEEE80211_P2P_ATTR_GO_CONFIG_TIMEOUT,
1456 IEEE80211_P2P_ATTR_LISTEN_CHANNEL,
1457 IEEE80211_P2P_ATTR_GROUP_BSSID,
1458 IEEE80211_P2P_ATTR_EXT_LISTEN_TIMING,
1459 IEEE80211_P2P_ATTR_INTENDED_IFACE_ADDR,
1460 IEEE80211_P2P_ATTR_MANAGABILITY,
1461 IEEE80211_P2P_ATTR_CHANNEL_LIST,
1462 IEEE80211_P2P_ATTR_ABSENCE_NOTICE,
1463 IEEE80211_P2P_ATTR_DEVICE_INFO,
1464 IEEE80211_P2P_ATTR_GROUP_INFO,
1465 IEEE80211_P2P_ATTR_GROUP_ID,
1466 IEEE80211_P2P_ATTR_INTERFACE,
1467 IEEE80211_P2P_ATTR_OPER_CHANNEL,
1468 IEEE80211_P2P_ATTR_INVITE_FLAGS,
1469 /* 19 - 220: Reserved */
1470 IEEE80211_P2P_ATTR_VENDOR_SPECIFIC = 221,
1471
1472 IEEE80211_P2P_ATTR_MAX
1473 };
1474
1475 /* Notice of Absence attribute - described in P2P spec 4.1.14 */
1476 /* Typical max value used here */
1477 #define IEEE80211_P2P_NOA_DESC_MAX 4
1478
1479 struct ieee80211_p2p_noa_desc {
1480 u8 count;
1481 __le32 duration;
1482 __le32 interval;
1483 __le32 start_time;
1484 } __packed;
1485
1486 struct ieee80211_p2p_noa_attr {
1487 u8 index;
1488 u8 oppps_ctwindow;
1489 struct ieee80211_p2p_noa_desc desc[IEEE80211_P2P_NOA_DESC_MAX];
1490 } __packed;
1491
1492 #define IEEE80211_P2P_OPPPS_ENABLE_BIT BIT(7)
1493 #define IEEE80211_P2P_OPPPS_CTWINDOW_MASK 0x7F
1494
1495 /**
1496 * struct ieee80211_bar - HT Block Ack Request
1497 *
1498 * This structure refers to "HT BlockAckReq" as
1499 * described in 802.11n draft section 7.2.1.7.1
1500 */
1501 struct ieee80211_bar {
1502 __le16 frame_control;
1503 __le16 duration;
1504 __u8 ra[ETH_ALEN];
1505 __u8 ta[ETH_ALEN];
1506 __le16 control;
1507 __le16 start_seq_num;
1508 } __packed;
1509
1510 /* 802.11 BAR control masks */
1511 #define IEEE80211_BAR_CTRL_ACK_POLICY_NORMAL 0x0000
1512 #define IEEE80211_BAR_CTRL_MULTI_TID 0x0002
1513 #define IEEE80211_BAR_CTRL_CBMTID_COMPRESSED_BA 0x0004
1514 #define IEEE80211_BAR_CTRL_TID_INFO_MASK 0xf000
1515 #define IEEE80211_BAR_CTRL_TID_INFO_SHIFT 12
1516
1517 #define IEEE80211_HT_MCS_MASK_LEN 10
1518
1519 /**
1520 * struct ieee80211_mcs_info - MCS information
1521 * @rx_mask: RX mask
1522 * @rx_highest: highest supported RX rate. If set represents
1523 * the highest supported RX data rate in units of 1 Mbps.
1524 * If this field is 0 this value should not be used to
1525 * consider the highest RX data rate supported.
1526 * @tx_params: TX parameters
1527 */
1528 struct ieee80211_mcs_info {
1529 u8 rx_mask[IEEE80211_HT_MCS_MASK_LEN];
1530 __le16 rx_highest;
1531 u8 tx_params;
1532 u8 reserved[3];
1533 } __packed;
1534
1535 /* 802.11n HT capability MSC set */
1536 #define IEEE80211_HT_MCS_RX_HIGHEST_MASK 0x3ff
1537 #define IEEE80211_HT_MCS_TX_DEFINED 0x01
1538 #define IEEE80211_HT_MCS_TX_RX_DIFF 0x02
1539 /* value 0 == 1 stream etc */
1540 #define IEEE80211_HT_MCS_TX_MAX_STREAMS_MASK 0x0C
1541 #define IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT 2
1542 #define IEEE80211_HT_MCS_TX_MAX_STREAMS 4
1543 #define IEEE80211_HT_MCS_TX_UNEQUAL_MODULATION 0x10
1544
1545 /*
1546 * 802.11n D5.0 20.3.5 / 20.6 says:
1547 * - indices 0 to 7 and 32 are single spatial stream
1548 * - 8 to 31 are multiple spatial streams using equal modulation
1549 * [8..15 for two streams, 16..23 for three and 24..31 for four]
1550 * - remainder are multiple spatial streams using unequal modulation
1551 */
1552 #define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START 33
1553 #define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START_BYTE \
1554 (IEEE80211_HT_MCS_UNEQUAL_MODULATION_START / 8)
1555
1556 /**
1557 * struct ieee80211_ht_cap - HT capabilities
1558 *
1559 * This structure is the "HT capabilities element" as
1560 * described in 802.11n D5.0 7.3.2.57
1561 */
1562 struct ieee80211_ht_cap {
1563 __le16 cap_info;
1564 u8 ampdu_params_info;
1565
1566 /* 16 bytes MCS information */
1567 struct ieee80211_mcs_info mcs;
1568
1569 __le16 extended_ht_cap_info;
1570 __le32 tx_BF_cap_info;
1571 u8 antenna_selection_info;
1572 } __packed;
1573
1574 /* 802.11n HT capabilities masks (for cap_info) */
1575 #define IEEE80211_HT_CAP_LDPC_CODING 0x0001
1576 #define IEEE80211_HT_CAP_SUP_WIDTH_20_40 0x0002
1577 #define IEEE80211_HT_CAP_SM_PS 0x000C
1578 #define IEEE80211_HT_CAP_SM_PS_SHIFT 2
1579 #define IEEE80211_HT_CAP_GRN_FLD 0x0010
1580 #define IEEE80211_HT_CAP_SGI_20 0x0020
1581 #define IEEE80211_HT_CAP_SGI_40 0x0040
1582 #define IEEE80211_HT_CAP_TX_STBC 0x0080
1583 #define IEEE80211_HT_CAP_RX_STBC 0x0300
1584 #define IEEE80211_HT_CAP_RX_STBC_SHIFT 8
1585 #define IEEE80211_HT_CAP_DELAY_BA 0x0400
1586 #define IEEE80211_HT_CAP_MAX_AMSDU 0x0800
1587 #define IEEE80211_HT_CAP_DSSSCCK40 0x1000
1588 #define IEEE80211_HT_CAP_RESERVED 0x2000
1589 #define IEEE80211_HT_CAP_40MHZ_INTOLERANT 0x4000
1590 #define IEEE80211_HT_CAP_LSIG_TXOP_PROT 0x8000
1591
1592 /* 802.11n HT extended capabilities masks (for extended_ht_cap_info) */
1593 #define IEEE80211_HT_EXT_CAP_PCO 0x0001
1594 #define IEEE80211_HT_EXT_CAP_PCO_TIME 0x0006
1595 #define IEEE80211_HT_EXT_CAP_PCO_TIME_SHIFT 1
1596 #define IEEE80211_HT_EXT_CAP_MCS_FB 0x0300
1597 #define IEEE80211_HT_EXT_CAP_MCS_FB_SHIFT 8
1598 #define IEEE80211_HT_EXT_CAP_HTC_SUP 0x0400
1599 #define IEEE80211_HT_EXT_CAP_RD_RESPONDER 0x0800
1600
1601 /* 802.11n HT capability AMPDU settings (for ampdu_params_info) */
1602 #define IEEE80211_HT_AMPDU_PARM_FACTOR 0x03
1603 #define IEEE80211_HT_AMPDU_PARM_DENSITY 0x1C
1604 #define IEEE80211_HT_AMPDU_PARM_DENSITY_SHIFT 2
1605
1606 /*
1607 * Maximum length of AMPDU that the STA can receive in high-throughput (HT).
1608 * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
1609 */
1610 enum ieee80211_max_ampdu_length_exp {
1611 IEEE80211_HT_MAX_AMPDU_8K = 0,
1612 IEEE80211_HT_MAX_AMPDU_16K = 1,
1613 IEEE80211_HT_MAX_AMPDU_32K = 2,
1614 IEEE80211_HT_MAX_AMPDU_64K = 3
1615 };
1616
1617 /*
1618 * Maximum length of AMPDU that the STA can receive in VHT.
1619 * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
1620 */
1621 enum ieee80211_vht_max_ampdu_length_exp {
1622 IEEE80211_VHT_MAX_AMPDU_8K = 0,
1623 IEEE80211_VHT_MAX_AMPDU_16K = 1,
1624 IEEE80211_VHT_MAX_AMPDU_32K = 2,
1625 IEEE80211_VHT_MAX_AMPDU_64K = 3,
1626 IEEE80211_VHT_MAX_AMPDU_128K = 4,
1627 IEEE80211_VHT_MAX_AMPDU_256K = 5,
1628 IEEE80211_VHT_MAX_AMPDU_512K = 6,
1629 IEEE80211_VHT_MAX_AMPDU_1024K = 7
1630 };
1631
1632 #define IEEE80211_HT_MAX_AMPDU_FACTOR 13
1633
1634 /* Minimum MPDU start spacing */
1635 enum ieee80211_min_mpdu_spacing {
1636 IEEE80211_HT_MPDU_DENSITY_NONE = 0, /* No restriction */
1637 IEEE80211_HT_MPDU_DENSITY_0_25 = 1, /* 1/4 usec */
1638 IEEE80211_HT_MPDU_DENSITY_0_5 = 2, /* 1/2 usec */
1639 IEEE80211_HT_MPDU_DENSITY_1 = 3, /* 1 usec */
1640 IEEE80211_HT_MPDU_DENSITY_2 = 4, /* 2 usec */
1641 IEEE80211_HT_MPDU_DENSITY_4 = 5, /* 4 usec */
1642 IEEE80211_HT_MPDU_DENSITY_8 = 6, /* 8 usec */
1643 IEEE80211_HT_MPDU_DENSITY_16 = 7 /* 16 usec */
1644 };
1645
1646 /**
1647 * struct ieee80211_ht_operation - HT operation IE
1648 *
1649 * This structure is the "HT operation element" as
1650 * described in 802.11n-2009 7.3.2.57
1651 */
1652 struct ieee80211_ht_operation {
1653 u8 primary_chan;
1654 u8 ht_param;
1655 __le16 operation_mode;
1656 __le16 stbc_param;
1657 u8 basic_set[16];
1658 } __packed;
1659
1660 /* for ht_param */
1661 #define IEEE80211_HT_PARAM_CHA_SEC_OFFSET 0x03
1662 #define IEEE80211_HT_PARAM_CHA_SEC_NONE 0x00
1663 #define IEEE80211_HT_PARAM_CHA_SEC_ABOVE 0x01
1664 #define IEEE80211_HT_PARAM_CHA_SEC_BELOW 0x03
1665 #define IEEE80211_HT_PARAM_CHAN_WIDTH_ANY 0x04
1666 #define IEEE80211_HT_PARAM_RIFS_MODE 0x08
1667
1668 /* for operation_mode */
1669 #define IEEE80211_HT_OP_MODE_PROTECTION 0x0003
1670 #define IEEE80211_HT_OP_MODE_PROTECTION_NONE 0
1671 #define IEEE80211_HT_OP_MODE_PROTECTION_NONMEMBER 1
1672 #define IEEE80211_HT_OP_MODE_PROTECTION_20MHZ 2
1673 #define IEEE80211_HT_OP_MODE_PROTECTION_NONHT_MIXED 3
1674 #define IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT 0x0004
1675 #define IEEE80211_HT_OP_MODE_NON_HT_STA_PRSNT 0x0010
1676 #define IEEE80211_HT_OP_MODE_CCFS2_SHIFT 5
1677 #define IEEE80211_HT_OP_MODE_CCFS2_MASK 0x1fe0
1678
1679 /* for stbc_param */
1680 #define IEEE80211_HT_STBC_PARAM_DUAL_BEACON 0x0040
1681 #define IEEE80211_HT_STBC_PARAM_DUAL_CTS_PROT 0x0080
1682 #define IEEE80211_HT_STBC_PARAM_STBC_BEACON 0x0100
1683 #define IEEE80211_HT_STBC_PARAM_LSIG_TXOP_FULLPROT 0x0200
1684 #define IEEE80211_HT_STBC_PARAM_PCO_ACTIVE 0x0400
1685 #define IEEE80211_HT_STBC_PARAM_PCO_PHASE 0x0800
1686
1687
1688 /* block-ack parameters */
1689 #define IEEE80211_ADDBA_PARAM_AMSDU_MASK 0x0001
1690 #define IEEE80211_ADDBA_PARAM_POLICY_MASK 0x0002
1691 #define IEEE80211_ADDBA_PARAM_TID_MASK 0x003C
1692 #define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFC0
1693 #define IEEE80211_DELBA_PARAM_TID_MASK 0xF000
1694 #define IEEE80211_DELBA_PARAM_INITIATOR_MASK 0x0800
1695
1696 /*
1697 * A-MPDU buffer sizes
1698 * According to HT size varies from 8 to 64 frames
1699 * HE adds the ability to have up to 256 frames.
1700 */
1701 #define IEEE80211_MIN_AMPDU_BUF 0x8
1702 #define IEEE80211_MAX_AMPDU_BUF_HT 0x40
1703 #define IEEE80211_MAX_AMPDU_BUF 0x100
1704
1705
1706 /* Spatial Multiplexing Power Save Modes (for capability) */
1707 #define WLAN_HT_CAP_SM_PS_STATIC 0
1708 #define WLAN_HT_CAP_SM_PS_DYNAMIC 1
1709 #define WLAN_HT_CAP_SM_PS_INVALID 2
1710 #define WLAN_HT_CAP_SM_PS_DISABLED 3
1711
1712 /* for SM power control field lower two bits */
1713 #define WLAN_HT_SMPS_CONTROL_DISABLED 0
1714 #define WLAN_HT_SMPS_CONTROL_STATIC 1
1715 #define WLAN_HT_SMPS_CONTROL_DYNAMIC 3
1716
1717 /**
1718 * struct ieee80211_vht_mcs_info - VHT MCS information
1719 * @rx_mcs_map: RX MCS map 2 bits for each stream, total 8 streams
1720 * @rx_highest: Indicates highest long GI VHT PPDU data rate
1721 * STA can receive. Rate expressed in units of 1 Mbps.
1722 * If this field is 0 this value should not be used to
1723 * consider the highest RX data rate supported.
1724 * The top 3 bits of this field indicate the Maximum NSTS,total
1725 * (a beamformee capability.)
1726 * @tx_mcs_map: TX MCS map 2 bits for each stream, total 8 streams
1727 * @tx_highest: Indicates highest long GI VHT PPDU data rate
1728 * STA can transmit. Rate expressed in units of 1 Mbps.
1729 * If this field is 0 this value should not be used to
1730 * consider the highest TX data rate supported.
1731 * The top 2 bits of this field are reserved, the
1732 * 3rd bit from the top indiciates VHT Extended NSS BW
1733 * Capability.
1734 */
1735 struct ieee80211_vht_mcs_info {
1736 __le16 rx_mcs_map;
1737 __le16 rx_highest;
1738 __le16 tx_mcs_map;
1739 __le16 tx_highest;
1740 } __packed;
1741
1742 /* for rx_highest */
1743 #define IEEE80211_VHT_MAX_NSTS_TOTAL_SHIFT 13
1744 #define IEEE80211_VHT_MAX_NSTS_TOTAL_MASK (7 << IEEE80211_VHT_MAX_NSTS_TOTAL_SHIFT)
1745
1746 /* for tx_highest */
1747 #define IEEE80211_VHT_EXT_NSS_BW_CAPABLE (1 << 13)
1748
1749 /**
1750 * enum ieee80211_vht_mcs_support - VHT MCS support definitions
1751 * @IEEE80211_VHT_MCS_SUPPORT_0_7: MCSes 0-7 are supported for the
1752 * number of streams
1753 * @IEEE80211_VHT_MCS_SUPPORT_0_8: MCSes 0-8 are supported
1754 * @IEEE80211_VHT_MCS_SUPPORT_0_9: MCSes 0-9 are supported
1755 * @IEEE80211_VHT_MCS_NOT_SUPPORTED: This number of streams isn't supported
1756 *
1757 * These definitions are used in each 2-bit subfield of the @rx_mcs_map
1758 * and @tx_mcs_map fields of &struct ieee80211_vht_mcs_info, which are
1759 * both split into 8 subfields by number of streams. These values indicate
1760 * which MCSes are supported for the number of streams the value appears
1761 * for.
1762 */
1763 enum ieee80211_vht_mcs_support {
1764 IEEE80211_VHT_MCS_SUPPORT_0_7 = 0,
1765 IEEE80211_VHT_MCS_SUPPORT_0_8 = 1,
1766 IEEE80211_VHT_MCS_SUPPORT_0_9 = 2,
1767 IEEE80211_VHT_MCS_NOT_SUPPORTED = 3,
1768 };
1769
1770 /**
1771 * struct ieee80211_vht_cap - VHT capabilities
1772 *
1773 * This structure is the "VHT capabilities element" as
1774 * described in 802.11ac D3.0 8.4.2.160
1775 * @vht_cap_info: VHT capability info
1776 * @supp_mcs: VHT MCS supported rates
1777 */
1778 struct ieee80211_vht_cap {
1779 __le32 vht_cap_info;
1780 struct ieee80211_vht_mcs_info supp_mcs;
1781 } __packed;
1782
1783 /**
1784 * enum ieee80211_vht_chanwidth - VHT channel width
1785 * @IEEE80211_VHT_CHANWIDTH_USE_HT: use the HT operation IE to
1786 * determine the channel width (20 or 40 MHz)
1787 * @IEEE80211_VHT_CHANWIDTH_80MHZ: 80 MHz bandwidth
1788 * @IEEE80211_VHT_CHANWIDTH_160MHZ: 160 MHz bandwidth
1789 * @IEEE80211_VHT_CHANWIDTH_80P80MHZ: 80+80 MHz bandwidth
1790 */
1791 enum ieee80211_vht_chanwidth {
1792 IEEE80211_VHT_CHANWIDTH_USE_HT = 0,
1793 IEEE80211_VHT_CHANWIDTH_80MHZ = 1,
1794 IEEE80211_VHT_CHANWIDTH_160MHZ = 2,
1795 IEEE80211_VHT_CHANWIDTH_80P80MHZ = 3,
1796 };
1797
1798 /**
1799 * struct ieee80211_vht_operation - VHT operation IE
1800 *
1801 * This structure is the "VHT operation element" as
1802 * described in 802.11ac D3.0 8.4.2.161
1803 * @chan_width: Operating channel width
1804 * @center_freq_seg0_idx: center freq segment 0 index
1805 * @center_freq_seg1_idx: center freq segment 1 index
1806 * @basic_mcs_set: VHT Basic MCS rate set
1807 */
1808 struct ieee80211_vht_operation {
1809 u8 chan_width;
1810 u8 center_freq_seg0_idx;
1811 u8 center_freq_seg1_idx;
1812 __le16 basic_mcs_set;
1813 } __packed;
1814
1815 /**
1816 * struct ieee80211_he_cap_elem - HE capabilities element
1817 *
1818 * This structure is the "HE capabilities element" fixed fields as
1819 * described in P802.11ax_D4.0 section 9.4.2.242.2 and 9.4.2.242.3
1820 */
1821 struct ieee80211_he_cap_elem {
1822 u8 mac_cap_info[6];
1823 u8 phy_cap_info[11];
1824 } __packed;
1825
1826 #define IEEE80211_TX_RX_MCS_NSS_DESC_MAX_LEN 5
1827
1828 /**
1829 * enum ieee80211_he_mcs_support - HE MCS support definitions
1830 * @IEEE80211_HE_MCS_SUPPORT_0_7: MCSes 0-7 are supported for the
1831 * number of streams
1832 * @IEEE80211_HE_MCS_SUPPORT_0_9: MCSes 0-9 are supported
1833 * @IEEE80211_HE_MCS_SUPPORT_0_11: MCSes 0-11 are supported
1834 * @IEEE80211_HE_MCS_NOT_SUPPORTED: This number of streams isn't supported
1835 *
1836 * These definitions are used in each 2-bit subfield of the rx_mcs_*
1837 * and tx_mcs_* fields of &struct ieee80211_he_mcs_nss_supp, which are
1838 * both split into 8 subfields by number of streams. These values indicate
1839 * which MCSes are supported for the number of streams the value appears
1840 * for.
1841 */
1842 enum ieee80211_he_mcs_support {
1843 IEEE80211_HE_MCS_SUPPORT_0_7 = 0,
1844 IEEE80211_HE_MCS_SUPPORT_0_9 = 1,
1845 IEEE80211_HE_MCS_SUPPORT_0_11 = 2,
1846 IEEE80211_HE_MCS_NOT_SUPPORTED = 3,
1847 };
1848
1849 /**
1850 * struct ieee80211_he_mcs_nss_supp - HE Tx/Rx HE MCS NSS Support Field
1851 *
1852 * This structure holds the data required for the Tx/Rx HE MCS NSS Support Field
1853 * described in P802.11ax_D2.0 section 9.4.2.237.4
1854 *
1855 * @rx_mcs_80: Rx MCS map 2 bits for each stream, total 8 streams, for channel
1856 * widths less than 80MHz.
1857 * @tx_mcs_80: Tx MCS map 2 bits for each stream, total 8 streams, for channel
1858 * widths less than 80MHz.
1859 * @rx_mcs_160: Rx MCS map 2 bits for each stream, total 8 streams, for channel
1860 * width 160MHz.
1861 * @tx_mcs_160: Tx MCS map 2 bits for each stream, total 8 streams, for channel
1862 * width 160MHz.
1863 * @rx_mcs_80p80: Rx MCS map 2 bits for each stream, total 8 streams, for
1864 * channel width 80p80MHz.
1865 * @tx_mcs_80p80: Tx MCS map 2 bits for each stream, total 8 streams, for
1866 * channel width 80p80MHz.
1867 */
1868 struct ieee80211_he_mcs_nss_supp {
1869 __le16 rx_mcs_80;
1870 __le16 tx_mcs_80;
1871 __le16 rx_mcs_160;
1872 __le16 tx_mcs_160;
1873 __le16 rx_mcs_80p80;
1874 __le16 tx_mcs_80p80;
1875 } __packed;
1876
1877 /**
1878 * struct ieee80211_he_operation - HE capabilities element
1879 *
1880 * This structure is the "HE operation element" fields as
1881 * described in P802.11ax_D4.0 section 9.4.2.243
1882 */
1883 struct ieee80211_he_operation {
1884 __le32 he_oper_params;
1885 __le16 he_mcs_nss_set;
1886 /* Optional 0,1,3,4,5,7 or 8 bytes: depends on @he_oper_params */
1887 u8 optional[];
1888 } __packed;
1889
1890 /**
1891 * struct ieee80211_he_spr - HE spatial reuse element
1892 *
1893 * This structure is the "HE spatial reuse element" element as
1894 * described in P802.11ax_D4.0 section 9.4.2.241
1895 */
1896 struct ieee80211_he_spr {
1897 u8 he_sr_control;
1898 /* Optional 0 to 19 bytes: depends on @he_sr_control */
1899 u8 optional[];
1900 } __packed;
1901
1902 /**
1903 * struct ieee80211_he_mu_edca_param_ac_rec - MU AC Parameter Record field
1904 *
1905 * This structure is the "MU AC Parameter Record" fields as
1906 * described in P802.11ax_D4.0 section 9.4.2.245
1907 */
1908 struct ieee80211_he_mu_edca_param_ac_rec {
1909 u8 aifsn;
1910 u8 ecw_min_max;
1911 u8 mu_edca_timer;
1912 } __packed;
1913
1914 /**
1915 * struct ieee80211_mu_edca_param_set - MU EDCA Parameter Set element
1916 *
1917 * This structure is the "MU EDCA Parameter Set element" fields as
1918 * described in P802.11ax_D4.0 section 9.4.2.245
1919 */
1920 struct ieee80211_mu_edca_param_set {
1921 u8 mu_qos_info;
1922 struct ieee80211_he_mu_edca_param_ac_rec ac_be;
1923 struct ieee80211_he_mu_edca_param_ac_rec ac_bk;
1924 struct ieee80211_he_mu_edca_param_ac_rec ac_vi;
1925 struct ieee80211_he_mu_edca_param_ac_rec ac_vo;
1926 } __packed;
1927
1928 /* 802.11ac VHT Capabilities */
1929 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895 0x00000000
1930 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991 0x00000001
1931 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454 0x00000002
1932 #define IEEE80211_VHT_CAP_MAX_MPDU_MASK 0x00000003
1933 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ 0x00000004
1934 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ 0x00000008
1935 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_MASK 0x0000000C
1936 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_SHIFT 2
1937 #define IEEE80211_VHT_CAP_RXLDPC 0x00000010
1938 #define IEEE80211_VHT_CAP_SHORT_GI_80 0x00000020
1939 #define IEEE80211_VHT_CAP_SHORT_GI_160 0x00000040
1940 #define IEEE80211_VHT_CAP_TXSTBC 0x00000080
1941 #define IEEE80211_VHT_CAP_RXSTBC_1 0x00000100
1942 #define IEEE80211_VHT_CAP_RXSTBC_2 0x00000200
1943 #define IEEE80211_VHT_CAP_RXSTBC_3 0x00000300
1944 #define IEEE80211_VHT_CAP_RXSTBC_4 0x00000400
1945 #define IEEE80211_VHT_CAP_RXSTBC_MASK 0x00000700
1946 #define IEEE80211_VHT_CAP_RXSTBC_SHIFT 8
1947 #define IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE 0x00000800
1948 #define IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE 0x00001000
1949 #define IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT 13
1950 #define IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK \
1951 (7 << IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT)
1952 #define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT 16
1953 #define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK \
1954 (7 << IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT)
1955 #define IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE 0x00080000
1956 #define IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE 0x00100000
1957 #define IEEE80211_VHT_CAP_VHT_TXOP_PS 0x00200000
1958 #define IEEE80211_VHT_CAP_HTC_VHT 0x00400000
1959 #define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT 23
1960 #define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK \
1961 (7 << IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT)
1962 #define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_UNSOL_MFB 0x08000000
1963 #define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB 0x0c000000
1964 #define IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN 0x10000000
1965 #define IEEE80211_VHT_CAP_TX_ANTENNA_PATTERN 0x20000000
1966 #define IEEE80211_VHT_CAP_EXT_NSS_BW_SHIFT 30
1967 #define IEEE80211_VHT_CAP_EXT_NSS_BW_MASK 0xc0000000
1968
1969 /**
1970 * ieee80211_get_vht_max_nss - return max NSS for a given bandwidth/MCS
1971 * @cap: VHT capabilities of the peer
1972 * @bw: bandwidth to use
1973 * @mcs: MCS index to use
1974 * @ext_nss_bw_capable: indicates whether or not the local transmitter
1975 * (rate scaling algorithm) can deal with the new logic
1976 * (dot11VHTExtendedNSSBWCapable)
1977 * @max_vht_nss: current maximum NSS as advertised by the STA in
1978 * operating mode notification, can be 0 in which case the
1979 * capability data will be used to derive this (from MCS support)
1980 *
1981 * Due to the VHT Extended NSS Bandwidth Support, the maximum NSS can
1982 * vary for a given BW/MCS. This function parses the data.
1983 *
1984 * Note: This function is exported by cfg80211.
1985 */
1986 int ieee80211_get_vht_max_nss(struct ieee80211_vht_cap *cap,
1987 enum ieee80211_vht_chanwidth bw,
1988 int mcs, bool ext_nss_bw_capable,
1989 unsigned int max_vht_nss);
1990
1991 /* 802.11ax HE MAC capabilities */
1992 #define IEEE80211_HE_MAC_CAP0_HTC_HE 0x01
1993 #define IEEE80211_HE_MAC_CAP0_TWT_REQ 0x02
1994 #define IEEE80211_HE_MAC_CAP0_TWT_RES 0x04
1995 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_NOT_SUPP 0x00
1996 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_1 0x08
1997 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_2 0x10
1998 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_3 0x18
1999 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_MASK 0x18
2000 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_1 0x00
2001 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_2 0x20
2002 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_4 0x40
2003 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_8 0x60
2004 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_16 0x80
2005 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_32 0xa0
2006 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_64 0xc0
2007 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_UNLIMITED 0xe0
2008 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_MASK 0xe0
2009
2010 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_UNLIMITED 0x00
2011 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_128 0x01
2012 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_256 0x02
2013 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_512 0x03
2014 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_MASK 0x03
2015 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_0US 0x00
2016 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_8US 0x04
2017 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_16US 0x08
2018 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_MASK 0x0c
2019 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_1 0x00
2020 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_2 0x10
2021 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_3 0x20
2022 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_4 0x30
2023 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_5 0x40
2024 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_6 0x50
2025 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_7 0x60
2026 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_8 0x70
2027 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_MASK 0x70
2028
2029 /* Link adaptation is split between byte HE_MAC_CAP1 and
2030 * HE_MAC_CAP2. It should be set only if IEEE80211_HE_MAC_CAP0_HTC_HE
2031 * in which case the following values apply:
2032 * 0 = No feedback.
2033 * 1 = reserved.
2034 * 2 = Unsolicited feedback.
2035 * 3 = both
2036 */
2037 #define IEEE80211_HE_MAC_CAP1_LINK_ADAPTATION 0x80
2038
2039 #define IEEE80211_HE_MAC_CAP2_LINK_ADAPTATION 0x01
2040 #define IEEE80211_HE_MAC_CAP2_ALL_ACK 0x02
2041 #define IEEE80211_HE_MAC_CAP2_TRS 0x04
2042 #define IEEE80211_HE_MAC_CAP2_BSR 0x08
2043 #define IEEE80211_HE_MAC_CAP2_BCAST_TWT 0x10
2044 #define IEEE80211_HE_MAC_CAP2_32BIT_BA_BITMAP 0x20
2045 #define IEEE80211_HE_MAC_CAP2_MU_CASCADING 0x40
2046 #define IEEE80211_HE_MAC_CAP2_ACK_EN 0x80
2047
2048 #define IEEE80211_HE_MAC_CAP3_OMI_CONTROL 0x02
2049 #define IEEE80211_HE_MAC_CAP3_OFDMA_RA 0x04
2050
2051 /* The maximum length of an A-MDPU is defined by the combination of the Maximum
2052 * A-MDPU Length Exponent field in the HT capabilities, VHT capabilities and the
2053 * same field in the HE capabilities.
2054 */
2055 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_0 0x00
2056 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_1 0x08
2057 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_2 0x10
2058 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_3 0x18
2059 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_MASK 0x18
2060 #define IEEE80211_HE_MAC_CAP3_AMSDU_FRAG 0x20
2061 #define IEEE80211_HE_MAC_CAP3_FLEX_TWT_SCHED 0x40
2062 #define IEEE80211_HE_MAC_CAP3_RX_CTRL_FRAME_TO_MULTIBSS 0x80
2063
2064 #define IEEE80211_HE_MAC_CAP4_BSRP_BQRP_A_MPDU_AGG 0x01
2065 #define IEEE80211_HE_MAC_CAP4_QTP 0x02
2066 #define IEEE80211_HE_MAC_CAP4_BQR 0x04
2067 #define IEEE80211_HE_MAC_CAP4_PSR_RESP 0x08
2068 #define IEEE80211_HE_MAC_CAP4_NDP_FB_REP 0x10
2069 #define IEEE80211_HE_MAC_CAP4_OPS 0x20
2070 #define IEEE80211_HE_MAC_CAP4_AMSDU_IN_AMPDU 0x40
2071 /* Multi TID agg TX is split between byte #4 and #5
2072 * The value is a combination of B39,B40,B41
2073 */
2074 #define IEEE80211_HE_MAC_CAP4_MULTI_TID_AGG_TX_QOS_B39 0x80
2075
2076 #define IEEE80211_HE_MAC_CAP5_MULTI_TID_AGG_TX_QOS_B40 0x01
2077 #define IEEE80211_HE_MAC_CAP5_MULTI_TID_AGG_TX_QOS_B41 0x02
2078 #define IEEE80211_HE_MAC_CAP5_SUBCHAN_SELECTIVE_TRANSMISSION 0x04
2079 #define IEEE80211_HE_MAC_CAP5_UL_2x996_TONE_RU 0x08
2080 #define IEEE80211_HE_MAC_CAP5_OM_CTRL_UL_MU_DATA_DIS_RX 0x10
2081 #define IEEE80211_HE_MAC_CAP5_HE_DYNAMIC_SM_PS 0x20
2082 #define IEEE80211_HE_MAC_CAP5_PUNCTURED_SOUNDING 0x40
2083 #define IEEE80211_HE_MAC_CAP5_HT_VHT_TRIG_FRAME_RX 0x80
2084
2085 #define IEEE80211_HE_VHT_MAX_AMPDU_FACTOR 20
2086 #define IEEE80211_HE_HT_MAX_AMPDU_FACTOR 16
2087
2088 /* 802.11ax HE PHY capabilities */
2089 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G 0x02
2090 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G 0x04
2091 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G 0x08
2092 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G 0x10
2093 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_2G 0x20
2094 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_5G 0x40
2095 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_MASK 0xfe
2096
2097 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_80MHZ_ONLY_SECOND_20MHZ 0x01
2098 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_80MHZ_ONLY_SECOND_40MHZ 0x02
2099 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_160MHZ_ONLY_SECOND_20MHZ 0x04
2100 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_160MHZ_ONLY_SECOND_40MHZ 0x08
2101 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_MASK 0x0f
2102 #define IEEE80211_HE_PHY_CAP1_DEVICE_CLASS_A 0x10
2103 #define IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD 0x20
2104 #define IEEE80211_HE_PHY_CAP1_HE_LTF_AND_GI_FOR_HE_PPDUS_0_8US 0x40
2105 /* Midamble RX/TX Max NSTS is split between byte #2 and byte #3 */
2106 #define IEEE80211_HE_PHY_CAP1_MIDAMBLE_RX_TX_MAX_NSTS 0x80
2107
2108 #define IEEE80211_HE_PHY_CAP2_MIDAMBLE_RX_TX_MAX_NSTS 0x01
2109 #define IEEE80211_HE_PHY_CAP2_NDP_4x_LTF_AND_3_2US 0x02
2110 #define IEEE80211_HE_PHY_CAP2_STBC_TX_UNDER_80MHZ 0x04
2111 #define IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ 0x08
2112 #define IEEE80211_HE_PHY_CAP2_DOPPLER_TX 0x10
2113 #define IEEE80211_HE_PHY_CAP2_DOPPLER_RX 0x20
2114
2115 /* Note that the meaning of UL MU below is different between an AP and a non-AP
2116 * sta, where in the AP case it indicates support for Rx and in the non-AP sta
2117 * case it indicates support for Tx.
2118 */
2119 #define IEEE80211_HE_PHY_CAP2_UL_MU_FULL_MU_MIMO 0x40
2120 #define IEEE80211_HE_PHY_CAP2_UL_MU_PARTIAL_MU_MIMO 0x80
2121
2122 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_NO_DCM 0x00
2123 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_BPSK 0x01
2124 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_QPSK 0x02
2125 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_16_QAM 0x03
2126 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_MASK 0x03
2127 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_TX_NSS_1 0x00
2128 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_TX_NSS_2 0x04
2129 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_NO_DCM 0x00
2130 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_BPSK 0x08
2131 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_QPSK 0x10
2132 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_16_QAM 0x18
2133 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_MASK 0x18
2134 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_RX_NSS_1 0x00
2135 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_RX_NSS_2 0x20
2136 #define IEEE80211_HE_PHY_CAP3_RX_PARTIAL_BW_SU_IN_20MHZ_MU 0x40
2137 #define IEEE80211_HE_PHY_CAP3_SU_BEAMFORMER 0x80
2138
2139 #define IEEE80211_HE_PHY_CAP4_SU_BEAMFORMEE 0x01
2140 #define IEEE80211_HE_PHY_CAP4_MU_BEAMFORMER 0x02
2141
2142 /* Minimal allowed value of Max STS under 80MHz is 3 */
2143 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_4 0x0c
2144 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_5 0x10
2145 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_6 0x14
2146 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_7 0x18
2147 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_8 0x1c
2148 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_MASK 0x1c
2149
2150 /* Minimal allowed value of Max STS above 80MHz is 3 */
2151 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_4 0x60
2152 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_5 0x80
2153 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_6 0xa0
2154 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_7 0xc0
2155 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_8 0xe0
2156 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_MASK 0xe0
2157
2158 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_1 0x00
2159 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_2 0x01
2160 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_3 0x02
2161 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_4 0x03
2162 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_5 0x04
2163 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_6 0x05
2164 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_7 0x06
2165 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_8 0x07
2166 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK 0x07
2167
2168 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_1 0x00
2169 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_2 0x08
2170 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_3 0x10
2171 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_4 0x18
2172 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_5 0x20
2173 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_6 0x28
2174 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_7 0x30
2175 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_8 0x38
2176 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_MASK 0x38
2177
2178 #define IEEE80211_HE_PHY_CAP5_NG16_SU_FEEDBACK 0x40
2179 #define IEEE80211_HE_PHY_CAP5_NG16_MU_FEEDBACK 0x80
2180
2181 #define IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_42_SU 0x01
2182 #define IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_75_MU 0x02
2183 #define IEEE80211_HE_PHY_CAP6_TRIG_SU_BEAMFORMING_FB 0x04
2184 #define IEEE80211_HE_PHY_CAP6_TRIG_MU_BEAMFORMING_PARTIAL_BW_FB 0x08
2185 #define IEEE80211_HE_PHY_CAP6_TRIG_CQI_FB 0x10
2186 #define IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE 0x20
2187 #define IEEE80211_HE_PHY_CAP6_PARTIAL_BANDWIDTH_DL_MUMIMO 0x40
2188 #define IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT 0x80
2189
2190 #define IEEE80211_HE_PHY_CAP7_PSR_BASED_SR 0x01
2191 #define IEEE80211_HE_PHY_CAP7_POWER_BOOST_FACTOR_SUPP 0x02
2192 #define IEEE80211_HE_PHY_CAP7_HE_SU_MU_PPDU_4XLTF_AND_08_US_GI 0x04
2193 #define IEEE80211_HE_PHY_CAP7_MAX_NC_1 0x08
2194 #define IEEE80211_HE_PHY_CAP7_MAX_NC_2 0x10
2195 #define IEEE80211_HE_PHY_CAP7_MAX_NC_3 0x18
2196 #define IEEE80211_HE_PHY_CAP7_MAX_NC_4 0x20
2197 #define IEEE80211_HE_PHY_CAP7_MAX_NC_5 0x28
2198 #define IEEE80211_HE_PHY_CAP7_MAX_NC_6 0x30
2199 #define IEEE80211_HE_PHY_CAP7_MAX_NC_7 0x38
2200 #define IEEE80211_HE_PHY_CAP7_MAX_NC_MASK 0x38
2201 #define IEEE80211_HE_PHY_CAP7_STBC_TX_ABOVE_80MHZ 0x40
2202 #define IEEE80211_HE_PHY_CAP7_STBC_RX_ABOVE_80MHZ 0x80
2203
2204 #define IEEE80211_HE_PHY_CAP8_HE_ER_SU_PPDU_4XLTF_AND_08_US_GI 0x01
2205 #define IEEE80211_HE_PHY_CAP8_20MHZ_IN_40MHZ_HE_PPDU_IN_2G 0x02
2206 #define IEEE80211_HE_PHY_CAP8_20MHZ_IN_160MHZ_HE_PPDU 0x04
2207 #define IEEE80211_HE_PHY_CAP8_80MHZ_IN_160MHZ_HE_PPDU 0x08
2208 #define IEEE80211_HE_PHY_CAP8_HE_ER_SU_1XLTF_AND_08_US_GI 0x10
2209 #define IEEE80211_HE_PHY_CAP8_MIDAMBLE_RX_TX_2X_AND_1XLTF 0x20
2210 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_242 0x00
2211 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_484 0x40
2212 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_996 0x80
2213 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_2x996 0xc0
2214 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_MASK 0xc0
2215
2216 #define IEEE80211_HE_PHY_CAP9_LONGER_THAN_16_SIGB_OFDM_SYM 0x01
2217 #define IEEE80211_HE_PHY_CAP9_NON_TRIGGERED_CQI_FEEDBACK 0x02
2218 #define IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU 0x04
2219 #define IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU 0x08
2220 #define IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_COMP_SIGB 0x10
2221 #define IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_NON_COMP_SIGB 0x20
2222 #define IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_0US 0x00
2223 #define IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_8US 0x40
2224 #define IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_16US 0x80
2225 #define IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_RESERVED 0xc0
2226 #define IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_MASK 0xc0
2227
2228 #define IEEE80211_HE_PHY_CAP10_HE_MU_M1RU_MAX_LTF 0x01
2229
2230 /* 802.11ax HE TX/RX MCS NSS Support */
2231 #define IEEE80211_TX_RX_MCS_NSS_SUPP_HIGHEST_MCS_POS (3)
2232 #define IEEE80211_TX_RX_MCS_NSS_SUPP_TX_BITMAP_POS (6)
2233 #define IEEE80211_TX_RX_MCS_NSS_SUPP_RX_BITMAP_POS (11)
2234 #define IEEE80211_TX_RX_MCS_NSS_SUPP_TX_BITMAP_MASK 0x07c0
2235 #define IEEE80211_TX_RX_MCS_NSS_SUPP_RX_BITMAP_MASK 0xf800
2236
2237 /* TX/RX HE MCS Support field Highest MCS subfield encoding */
2238 enum ieee80211_he_highest_mcs_supported_subfield_enc {
2239 HIGHEST_MCS_SUPPORTED_MCS7 = 0,
2240 HIGHEST_MCS_SUPPORTED_MCS8,
2241 HIGHEST_MCS_SUPPORTED_MCS9,
2242 HIGHEST_MCS_SUPPORTED_MCS10,
2243 HIGHEST_MCS_SUPPORTED_MCS11,
2244 };
2245
2246 /* Calculate 802.11ax HE capabilities IE Tx/Rx HE MCS NSS Support Field size */
2247 static inline u8
2248 ieee80211_he_mcs_nss_size(const struct ieee80211_he_cap_elem *he_cap)
2249 {
2250 u8 count = 4;
2251
2252 if (he_cap->phy_cap_info[0] &
2253 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G)
2254 count += 4;
2255
2256 if (he_cap->phy_cap_info[0] &
2257 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G)
2258 count += 4;
2259
2260 return count;
2261 }
2262
2263 /* 802.11ax HE PPE Thresholds */
2264 #define IEEE80211_PPE_THRES_NSS_SUPPORT_2NSS (1)
2265 #define IEEE80211_PPE_THRES_NSS_POS (0)
2266 #define IEEE80211_PPE_THRES_NSS_MASK (7)
2267 #define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_2x966_AND_966_RU \
2268 (BIT(5) | BIT(6))
2269 #define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK 0x78
2270 #define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_POS (3)
2271 #define IEEE80211_PPE_THRES_INFO_PPET_SIZE (3)
2272
2273 /*
2274 * Calculate 802.11ax HE capabilities IE PPE field size
2275 * Input: Header byte of ppe_thres (first byte), and HE capa IE's PHY cap u8*
2276 */
2277 static inline u8
2278 ieee80211_he_ppe_size(u8 ppe_thres_hdr, const u8 *phy_cap_info)
2279 {
2280 u8 n;
2281
2282 if ((phy_cap_info[6] &
2283 IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) == 0)
2284 return 0;
2285
2286 n = hweight8(ppe_thres_hdr &
2287 IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK);
2288 n *= (1 + ((ppe_thres_hdr & IEEE80211_PPE_THRES_NSS_MASK) >>
2289 IEEE80211_PPE_THRES_NSS_POS));
2290
2291 /*
2292 * Each pair is 6 bits, and we need to add the 7 "header" bits to the
2293 * total size.
2294 */
2295 n = (n * IEEE80211_PPE_THRES_INFO_PPET_SIZE * 2) + 7;
2296 n = DIV_ROUND_UP(n, 8);
2297
2298 return n;
2299 }
2300
2301 /* HE Operation defines */
2302 #define IEEE80211_HE_OPERATION_DFLT_PE_DURATION_MASK 0x00000007
2303 #define IEEE80211_HE_OPERATION_TWT_REQUIRED 0x00000008
2304 #define IEEE80211_HE_OPERATION_RTS_THRESHOLD_MASK 0x00003ff0
2305 #define IEEE80211_HE_OPERATION_RTS_THRESHOLD_OFFSET 4
2306 #define IEEE80211_HE_OPERATION_VHT_OPER_INFO 0x00004000
2307 #define IEEE80211_HE_OPERATION_CO_HOSTED_BSS 0x00008000
2308 #define IEEE80211_HE_OPERATION_ER_SU_DISABLE 0x00010000
2309 #define IEEE80211_HE_OPERATION_6GHZ_OP_INFO 0x00020000
2310 #define IEEE80211_HE_OPERATION_BSS_COLOR_MASK 0x3f000000
2311 #define IEEE80211_HE_OPERATION_BSS_COLOR_OFFSET 24
2312 #define IEEE80211_HE_OPERATION_PARTIAL_BSS_COLOR 0x40000000
2313 #define IEEE80211_HE_OPERATION_BSS_COLOR_DISABLED 0x80000000
2314
2315 #define IEEE80211_6GHZ_CTRL_REG_LPI_AP 0
2316 #define IEEE80211_6GHZ_CTRL_REG_SP_AP 1
2317
2318 /**
2319 * ieee80211_he_6ghz_oper - HE 6 GHz operation Information field
2320 * @primary: primary channel
2321 * @control: control flags
2322 * @ccfs0: channel center frequency segment 0
2323 * @ccfs1: channel center frequency segment 1
2324 * @minrate: minimum rate (in 1 Mbps units)
2325 */
2326 struct ieee80211_he_6ghz_oper {
2327 u8 primary;
2328 #define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH 0x3
2329 #define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_20MHZ 0
2330 #define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_40MHZ 1
2331 #define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_80MHZ 2
2332 #define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_160MHZ 3
2333 #define IEEE80211_HE_6GHZ_OPER_CTRL_DUP_BEACON 0x4
2334 #define IEEE80211_HE_6GHZ_OPER_CTRL_REG_INFO 0x38
2335 u8 control;
2336 u8 ccfs0;
2337 u8 ccfs1;
2338 u8 minrate;
2339 } __packed;
2340
2341 /*
2342 * In "9.4.2.161 Transmit Power Envelope element" of "IEEE Std 802.11ax-2021",
2343 * it show four types in "Table 9-275a-Maximum Transmit Power Interpretation
2344 * subfield encoding", and two category for each type in "Table E-12-Regulatory
2345 * Info subfield encoding in the United States".
2346 * So it it totally max 8 Transmit Power Envelope element.
2347 */
2348 #define IEEE80211_TPE_MAX_IE_COUNT 8
2349 /*
2350 * In "Table 9-277—Meaning of Maximum Transmit Power Count subfield"
2351 * of "IEEE Std 802.11ax™‐2021", the max power level is 8.
2352 */
2353 #define IEEE80211_MAX_NUM_PWR_LEVEL 8
2354
2355 #define IEEE80211_TPE_MAX_POWER_COUNT 8
2356
2357 /* transmit power interpretation type of transmit power envelope element */
2358 enum ieee80211_tx_power_intrpt_type {
2359 IEEE80211_TPE_LOCAL_EIRP,
2360 IEEE80211_TPE_LOCAL_EIRP_PSD,
2361 IEEE80211_TPE_REG_CLIENT_EIRP,
2362 IEEE80211_TPE_REG_CLIENT_EIRP_PSD,
2363 };
2364
2365 /**
2366 * struct ieee80211_tx_pwr_env
2367 *
2368 * This structure represents the "Transmit Power Envelope element"
2369 */
2370 struct ieee80211_tx_pwr_env {
2371 u8 tx_power_info;
2372 s8 tx_power[IEEE80211_TPE_MAX_POWER_COUNT];
2373 } __packed;
2374
2375 #define IEEE80211_TX_PWR_ENV_INFO_COUNT 0x7
2376 #define IEEE80211_TX_PWR_ENV_INFO_INTERPRET 0x38
2377 #define IEEE80211_TX_PWR_ENV_INFO_CATEGORY 0xC0
2378
2379 /*
2380 * ieee80211_he_oper_size - calculate 802.11ax HE Operations IE size
2381 * @he_oper_ie: byte data of the He Operations IE, stating from the byte
2382 * after the ext ID byte. It is assumed that he_oper_ie has at least
2383 * sizeof(struct ieee80211_he_operation) bytes, the caller must have
2384 * validated this.
2385 * @return the actual size of the IE data (not including header), or 0 on error
2386 */
2387 static inline u8
2388 ieee80211_he_oper_size(const u8 *he_oper_ie)
2389 {
2390 struct ieee80211_he_operation *he_oper = (void *)he_oper_ie;
2391 u8 oper_len = sizeof(struct ieee80211_he_operation);
2392 u32 he_oper_params;
2393
2394 /* Make sure the input is not NULL */
2395 if (!he_oper_ie)
2396 return 0;
2397
2398 /* Calc required length */
2399 he_oper_params = le32_to_cpu(he_oper->he_oper_params);
2400 if (he_oper_params & IEEE80211_HE_OPERATION_VHT_OPER_INFO)
2401 oper_len += 3;
2402 if (he_oper_params & IEEE80211_HE_OPERATION_CO_HOSTED_BSS)
2403 oper_len++;
2404 if (he_oper_params & IEEE80211_HE_OPERATION_6GHZ_OP_INFO)
2405 oper_len += sizeof(struct ieee80211_he_6ghz_oper);
2406
2407 /* Add the first byte (extension ID) to the total length */
2408 oper_len++;
2409
2410 return oper_len;
2411 }
2412
2413 /**
2414 * ieee80211_he_6ghz_oper - obtain 6 GHz operation field
2415 * @he_oper: HE operation element (must be pre-validated for size)
2416 * but may be %NULL
2417 *
2418 * Return: a pointer to the 6 GHz operation field, or %NULL
2419 */
2420 static inline const struct ieee80211_he_6ghz_oper *
2421 ieee80211_he_6ghz_oper(const struct ieee80211_he_operation *he_oper)
2422 {
2423 const u8 *ret = (void *)&he_oper->optional;
2424 u32 he_oper_params;
2425
2426 if (!he_oper)
2427 return NULL;
2428
2429 he_oper_params = le32_to_cpu(he_oper->he_oper_params);
2430
2431 if (!(he_oper_params & IEEE80211_HE_OPERATION_6GHZ_OP_INFO))
2432 return NULL;
2433 if (he_oper_params & IEEE80211_HE_OPERATION_VHT_OPER_INFO)
2434 ret += 3;
2435 if (he_oper_params & IEEE80211_HE_OPERATION_CO_HOSTED_BSS)
2436 ret++;
2437
2438 return (void *)ret;
2439 }
2440
2441 /* HE Spatial Reuse defines */
2442 #define IEEE80211_HE_SPR_PSR_DISALLOWED BIT(0)
2443 #define IEEE80211_HE_SPR_NON_SRG_OBSS_PD_SR_DISALLOWED BIT(1)
2444 #define IEEE80211_HE_SPR_NON_SRG_OFFSET_PRESENT BIT(2)
2445 #define IEEE80211_HE_SPR_SRG_INFORMATION_PRESENT BIT(3)
2446 #define IEEE80211_HE_SPR_HESIGA_SR_VAL15_ALLOWED BIT(4)
2447
2448 /*
2449 * ieee80211_he_spr_size - calculate 802.11ax HE Spatial Reuse IE size
2450 * @he_spr_ie: byte data of the He Spatial Reuse IE, stating from the byte
2451 * after the ext ID byte. It is assumed that he_spr_ie has at least
2452 * sizeof(struct ieee80211_he_spr) bytes, the caller must have validated
2453 * this
2454 * @return the actual size of the IE data (not including header), or 0 on error
2455 */
2456 static inline u8
2457 ieee80211_he_spr_size(const u8 *he_spr_ie)
2458 {
2459 struct ieee80211_he_spr *he_spr = (void *)he_spr_ie;
2460 u8 spr_len = sizeof(struct ieee80211_he_spr);
2461 u8 he_spr_params;
2462
2463 /* Make sure the input is not NULL */
2464 if (!he_spr_ie)
2465 return 0;
2466
2467 /* Calc required length */
2468 he_spr_params = he_spr->he_sr_control;
2469 if (he_spr_params & IEEE80211_HE_SPR_NON_SRG_OFFSET_PRESENT)
2470 spr_len++;
2471 if (he_spr_params & IEEE80211_HE_SPR_SRG_INFORMATION_PRESENT)
2472 spr_len += 18;
2473
2474 /* Add the first byte (extension ID) to the total length */
2475 spr_len++;
2476
2477 return spr_len;
2478 }
2479
2480 /* S1G Capabilities Information field */
2481 #define IEEE80211_S1G_CAPABILITY_LEN 15
2482
2483 #define S1G_CAP0_S1G_LONG BIT(0)
2484 #define S1G_CAP0_SGI_1MHZ BIT(1)
2485 #define S1G_CAP0_SGI_2MHZ BIT(2)
2486 #define S1G_CAP0_SGI_4MHZ BIT(3)
2487 #define S1G_CAP0_SGI_8MHZ BIT(4)
2488 #define S1G_CAP0_SGI_16MHZ BIT(5)
2489 #define S1G_CAP0_SUPP_CH_WIDTH GENMASK(7, 6)
2490
2491 #define S1G_SUPP_CH_WIDTH_2 0
2492 #define S1G_SUPP_CH_WIDTH_4 1
2493 #define S1G_SUPP_CH_WIDTH_8 2
2494 #define S1G_SUPP_CH_WIDTH_16 3
2495 #define S1G_SUPP_CH_WIDTH_MAX(cap) ((1 << FIELD_GET(S1G_CAP0_SUPP_CH_WIDTH, \
2496 cap[0])) << 1)
2497
2498 #define S1G_CAP1_RX_LDPC BIT(0)
2499 #define S1G_CAP1_TX_STBC BIT(1)
2500 #define S1G_CAP1_RX_STBC BIT(2)
2501 #define S1G_CAP1_SU_BFER BIT(3)
2502 #define S1G_CAP1_SU_BFEE BIT(4)
2503 #define S1G_CAP1_BFEE_STS GENMASK(7, 5)
2504
2505 #define S1G_CAP2_SOUNDING_DIMENSIONS GENMASK(2, 0)
2506 #define S1G_CAP2_MU_BFER BIT(3)
2507 #define S1G_CAP2_MU_BFEE BIT(4)
2508 #define S1G_CAP2_PLUS_HTC_VHT BIT(5)
2509 #define S1G_CAP2_TRAVELING_PILOT GENMASK(7, 6)
2510
2511 #define S1G_CAP3_RD_RESPONDER BIT(0)
2512 #define S1G_CAP3_HT_DELAYED_BA BIT(1)
2513 #define S1G_CAP3_MAX_MPDU_LEN BIT(2)
2514 #define S1G_CAP3_MAX_AMPDU_LEN_EXP GENMASK(4, 3)
2515 #define S1G_CAP3_MIN_MPDU_START GENMASK(7, 5)
2516
2517 #define S1G_CAP4_UPLINK_SYNC BIT(0)
2518 #define S1G_CAP4_DYNAMIC_AID BIT(1)
2519 #define S1G_CAP4_BAT BIT(2)
2520 #define S1G_CAP4_TIME_ADE BIT(3)
2521 #define S1G_CAP4_NON_TIM BIT(4)
2522 #define S1G_CAP4_GROUP_AID BIT(5)
2523 #define S1G_CAP4_STA_TYPE GENMASK(7, 6)
2524
2525 #define S1G_CAP5_CENT_AUTH_CONTROL BIT(0)
2526 #define S1G_CAP5_DIST_AUTH_CONTROL BIT(1)
2527 #define S1G_CAP5_AMSDU BIT(2)
2528 #define S1G_CAP5_AMPDU BIT(3)
2529 #define S1G_CAP5_ASYMMETRIC_BA BIT(4)
2530 #define S1G_CAP5_FLOW_CONTROL BIT(5)
2531 #define S1G_CAP5_SECTORIZED_BEAM GENMASK(7, 6)
2532
2533 #define S1G_CAP6_OBSS_MITIGATION BIT(0)
2534 #define S1G_CAP6_FRAGMENT_BA BIT(1)
2535 #define S1G_CAP6_NDP_PS_POLL BIT(2)
2536 #define S1G_CAP6_RAW_OPERATION BIT(3)
2537 #define S1G_CAP6_PAGE_SLICING BIT(4)
2538 #define S1G_CAP6_TXOP_SHARING_IMP_ACK BIT(5)
2539 #define S1G_CAP6_VHT_LINK_ADAPT GENMASK(7, 6)
2540
2541 #define S1G_CAP7_TACK_AS_PS_POLL BIT(0)
2542 #define S1G_CAP7_DUP_1MHZ BIT(1)
2543 #define S1G_CAP7_MCS_NEGOTIATION BIT(2)
2544 #define S1G_CAP7_1MHZ_CTL_RESPONSE_PREAMBLE BIT(3)
2545 #define S1G_CAP7_NDP_BFING_REPORT_POLL BIT(4)
2546 #define S1G_CAP7_UNSOLICITED_DYN_AID BIT(5)
2547 #define S1G_CAP7_SECTOR_TRAINING_OPERATION BIT(6)
2548 #define S1G_CAP7_TEMP_PS_MODE_SWITCH BIT(7)
2549
2550 #define S1G_CAP8_TWT_GROUPING BIT(0)
2551 #define S1G_CAP8_BDT BIT(1)
2552 #define S1G_CAP8_COLOR GENMASK(4, 2)
2553 #define S1G_CAP8_TWT_REQUEST BIT(5)
2554 #define S1G_CAP8_TWT_RESPOND BIT(6)
2555 #define S1G_CAP8_PV1_FRAME BIT(7)
2556
2557 #define S1G_CAP9_LINK_ADAPT_PER_CONTROL_RESPONSE BIT(0)
2558
2559 #define S1G_OPER_CH_WIDTH_PRIMARY_1MHZ BIT(0)
2560 #define S1G_OPER_CH_WIDTH_OPER GENMASK(4, 1)
2561
2562
2563 #define LISTEN_INT_USF GENMASK(15, 14)
2564 #define LISTEN_INT_UI GENMASK(13, 0)
2565
2566 #define IEEE80211_MAX_USF FIELD_MAX(LISTEN_INT_USF)
2567 #define IEEE80211_MAX_UI FIELD_MAX(LISTEN_INT_UI)
2568
2569 /* Authentication algorithms */
2570 #define WLAN_AUTH_OPEN 0
2571 #define WLAN_AUTH_SHARED_KEY 1
2572 #define WLAN_AUTH_FT 2
2573 #define WLAN_AUTH_SAE 3
2574 #define WLAN_AUTH_FILS_SK 4
2575 #define WLAN_AUTH_FILS_SK_PFS 5
2576 #define WLAN_AUTH_FILS_PK 6
2577 #define WLAN_AUTH_LEAP 128
2578
2579 #define WLAN_AUTH_CHALLENGE_LEN 128
2580
2581 #define WLAN_CAPABILITY_ESS (1<<0)
2582 #define WLAN_CAPABILITY_IBSS (1<<1)
2583
2584 /*
2585 * A mesh STA sets the ESS and IBSS capability bits to zero.
2586 * however, this holds true for p2p probe responses (in the p2p_find
2587 * phase) as well.
2588 */
2589 #define WLAN_CAPABILITY_IS_STA_BSS(cap) \
2590 (!((cap) & (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS)))
2591
2592 #define WLAN_CAPABILITY_CF_POLLABLE (1<<2)
2593 #define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3)
2594 #define WLAN_CAPABILITY_PRIVACY (1<<4)
2595 #define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5)
2596 #define WLAN_CAPABILITY_PBCC (1<<6)
2597 #define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7)
2598
2599 /* 802.11h */
2600 #define WLAN_CAPABILITY_SPECTRUM_MGMT (1<<8)
2601 #define WLAN_CAPABILITY_QOS (1<<9)
2602 #define WLAN_CAPABILITY_SHORT_SLOT_TIME (1<<10)
2603 #define WLAN_CAPABILITY_APSD (1<<11)
2604 #define WLAN_CAPABILITY_RADIO_MEASURE (1<<12)
2605 #define WLAN_CAPABILITY_DSSS_OFDM (1<<13)
2606 #define WLAN_CAPABILITY_DEL_BACK (1<<14)
2607 #define WLAN_CAPABILITY_IMM_BACK (1<<15)
2608
2609 /* DMG (60gHz) 802.11ad */
2610 /* type - bits 0..1 */
2611 #define WLAN_CAPABILITY_DMG_TYPE_MASK (3<<0)
2612 #define WLAN_CAPABILITY_DMG_TYPE_IBSS (1<<0) /* Tx by: STA */
2613 #define WLAN_CAPABILITY_DMG_TYPE_PBSS (2<<0) /* Tx by: PCP */
2614 #define WLAN_CAPABILITY_DMG_TYPE_AP (3<<0) /* Tx by: AP */
2615
2616 #define WLAN_CAPABILITY_DMG_CBAP_ONLY (1<<2)
2617 #define WLAN_CAPABILITY_DMG_CBAP_SOURCE (1<<3)
2618 #define WLAN_CAPABILITY_DMG_PRIVACY (1<<4)
2619 #define WLAN_CAPABILITY_DMG_ECPAC (1<<5)
2620
2621 #define WLAN_CAPABILITY_DMG_SPECTRUM_MGMT (1<<8)
2622 #define WLAN_CAPABILITY_DMG_RADIO_MEASURE (1<<12)
2623
2624 /* measurement */
2625 #define IEEE80211_SPCT_MSR_RPRT_MODE_LATE (1<<0)
2626 #define IEEE80211_SPCT_MSR_RPRT_MODE_INCAPABLE (1<<1)
2627 #define IEEE80211_SPCT_MSR_RPRT_MODE_REFUSED (1<<2)
2628
2629 #define IEEE80211_SPCT_MSR_RPRT_TYPE_BASIC 0
2630 #define IEEE80211_SPCT_MSR_RPRT_TYPE_CCA 1
2631 #define IEEE80211_SPCT_MSR_RPRT_TYPE_RPI 2
2632 #define IEEE80211_SPCT_MSR_RPRT_TYPE_LCI 8
2633 #define IEEE80211_SPCT_MSR_RPRT_TYPE_CIVIC 11
2634
2635 /* 802.11g ERP information element */
2636 #define WLAN_ERP_NON_ERP_PRESENT (1<<0)
2637 #define WLAN_ERP_USE_PROTECTION (1<<1)
2638 #define WLAN_ERP_BARKER_PREAMBLE (1<<2)
2639
2640 /* WLAN_ERP_BARKER_PREAMBLE values */
2641 enum {
2642 WLAN_ERP_PREAMBLE_SHORT = 0,
2643 WLAN_ERP_PREAMBLE_LONG = 1,
2644 };
2645
2646 /* Band ID, 802.11ad #8.4.1.45 */
2647 enum {
2648 IEEE80211_BANDID_TV_WS = 0, /* TV white spaces */
2649 IEEE80211_BANDID_SUB1 = 1, /* Sub-1 GHz (excluding TV white spaces) */
2650 IEEE80211_BANDID_2G = 2, /* 2.4 GHz */
2651 IEEE80211_BANDID_3G = 3, /* 3.6 GHz */
2652 IEEE80211_BANDID_5G = 4, /* 4.9 and 5 GHz */
2653 IEEE80211_BANDID_60G = 5, /* 60 GHz */
2654 };
2655
2656 /* Status codes */
2657 enum ieee80211_statuscode {
2658 WLAN_STATUS_SUCCESS = 0,
2659 WLAN_STATUS_UNSPECIFIED_FAILURE = 1,
2660 WLAN_STATUS_CAPS_UNSUPPORTED = 10,
2661 WLAN_STATUS_REASSOC_NO_ASSOC = 11,
2662 WLAN_STATUS_ASSOC_DENIED_UNSPEC = 12,
2663 WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG = 13,
2664 WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION = 14,
2665 WLAN_STATUS_CHALLENGE_FAIL = 15,
2666 WLAN_STATUS_AUTH_TIMEOUT = 16,
2667 WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA = 17,
2668 WLAN_STATUS_ASSOC_DENIED_RATES = 18,
2669 /* 802.11b */
2670 WLAN_STATUS_ASSOC_DENIED_NOSHORTPREAMBLE = 19,
2671 WLAN_STATUS_ASSOC_DENIED_NOPBCC = 20,
2672 WLAN_STATUS_ASSOC_DENIED_NOAGILITY = 21,
2673 /* 802.11h */
2674 WLAN_STATUS_ASSOC_DENIED_NOSPECTRUM = 22,
2675 WLAN_STATUS_ASSOC_REJECTED_BAD_POWER = 23,
2676 WLAN_STATUS_ASSOC_REJECTED_BAD_SUPP_CHAN = 24,
2677 /* 802.11g */
2678 WLAN_STATUS_ASSOC_DENIED_NOSHORTTIME = 25,
2679 WLAN_STATUS_ASSOC_DENIED_NODSSSOFDM = 26,
2680 /* 802.11w */
2681 WLAN_STATUS_ASSOC_REJECTED_TEMPORARILY = 30,
2682 WLAN_STATUS_ROBUST_MGMT_FRAME_POLICY_VIOLATION = 31,
2683 /* 802.11i */
2684 WLAN_STATUS_INVALID_IE = 40,
2685 WLAN_STATUS_INVALID_GROUP_CIPHER = 41,
2686 WLAN_STATUS_INVALID_PAIRWISE_CIPHER = 42,
2687 WLAN_STATUS_INVALID_AKMP = 43,
2688 WLAN_STATUS_UNSUPP_RSN_VERSION = 44,
2689 WLAN_STATUS_INVALID_RSN_IE_CAP = 45,
2690 WLAN_STATUS_CIPHER_SUITE_REJECTED = 46,
2691 /* 802.11e */
2692 WLAN_STATUS_UNSPECIFIED_QOS = 32,
2693 WLAN_STATUS_ASSOC_DENIED_NOBANDWIDTH = 33,
2694 WLAN_STATUS_ASSOC_DENIED_LOWACK = 34,
2695 WLAN_STATUS_ASSOC_DENIED_UNSUPP_QOS = 35,
2696 WLAN_STATUS_REQUEST_DECLINED = 37,
2697 WLAN_STATUS_INVALID_QOS_PARAM = 38,
2698 WLAN_STATUS_CHANGE_TSPEC = 39,
2699 WLAN_STATUS_WAIT_TS_DELAY = 47,
2700 WLAN_STATUS_NO_DIRECT_LINK = 48,
2701 WLAN_STATUS_STA_NOT_PRESENT = 49,
2702 WLAN_STATUS_STA_NOT_QSTA = 50,
2703 /* 802.11s */
2704 WLAN_STATUS_ANTI_CLOG_REQUIRED = 76,
2705 WLAN_STATUS_FCG_NOT_SUPP = 78,
2706 WLAN_STATUS_STA_NO_TBTT = 78,
2707 /* 802.11ad */
2708 WLAN_STATUS_REJECTED_WITH_SUGGESTED_CHANGES = 39,
2709 WLAN_STATUS_REJECTED_FOR_DELAY_PERIOD = 47,
2710 WLAN_STATUS_REJECT_WITH_SCHEDULE = 83,
2711 WLAN_STATUS_PENDING_ADMITTING_FST_SESSION = 86,
2712 WLAN_STATUS_PERFORMING_FST_NOW = 87,
2713 WLAN_STATUS_PENDING_GAP_IN_BA_WINDOW = 88,
2714 WLAN_STATUS_REJECT_U_PID_SETTING = 89,
2715 WLAN_STATUS_REJECT_DSE_BAND = 96,
2716 WLAN_STATUS_DENIED_WITH_SUGGESTED_BAND_AND_CHANNEL = 99,
2717 WLAN_STATUS_DENIED_DUE_TO_SPECTRUM_MANAGEMENT = 103,
2718 /* 802.11ai */
2719 WLAN_STATUS_FILS_AUTHENTICATION_FAILURE = 108,
2720 WLAN_STATUS_UNKNOWN_AUTHENTICATION_SERVER = 109,
2721 WLAN_STATUS_SAE_HASH_TO_ELEMENT = 126,
2722 WLAN_STATUS_SAE_PK = 127,
2723 };
2724
2725
2726 /* Reason codes */
2727 enum ieee80211_reasoncode {
2728 WLAN_REASON_UNSPECIFIED = 1,
2729 WLAN_REASON_PREV_AUTH_NOT_VALID = 2,
2730 WLAN_REASON_DEAUTH_LEAVING = 3,
2731 WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY = 4,
2732 WLAN_REASON_DISASSOC_AP_BUSY = 5,
2733 WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA = 6,
2734 WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA = 7,
2735 WLAN_REASON_DISASSOC_STA_HAS_LEFT = 8,
2736 WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH = 9,
2737 /* 802.11h */
2738 WLAN_REASON_DISASSOC_BAD_POWER = 10,
2739 WLAN_REASON_DISASSOC_BAD_SUPP_CHAN = 11,
2740 /* 802.11i */
2741 WLAN_REASON_INVALID_IE = 13,
2742 WLAN_REASON_MIC_FAILURE = 14,
2743 WLAN_REASON_4WAY_HANDSHAKE_TIMEOUT = 15,
2744 WLAN_REASON_GROUP_KEY_HANDSHAKE_TIMEOUT = 16,
2745 WLAN_REASON_IE_DIFFERENT = 17,
2746 WLAN_REASON_INVALID_GROUP_CIPHER = 18,
2747 WLAN_REASON_INVALID_PAIRWISE_CIPHER = 19,
2748 WLAN_REASON_INVALID_AKMP = 20,
2749 WLAN_REASON_UNSUPP_RSN_VERSION = 21,
2750 WLAN_REASON_INVALID_RSN_IE_CAP = 22,
2751 WLAN_REASON_IEEE8021X_FAILED = 23,
2752 WLAN_REASON_CIPHER_SUITE_REJECTED = 24,
2753 /* TDLS (802.11z) */
2754 WLAN_REASON_TDLS_TEARDOWN_UNREACHABLE = 25,
2755 WLAN_REASON_TDLS_TEARDOWN_UNSPECIFIED = 26,
2756 /* 802.11e */
2757 WLAN_REASON_DISASSOC_UNSPECIFIED_QOS = 32,
2758 WLAN_REASON_DISASSOC_QAP_NO_BANDWIDTH = 33,
2759 WLAN_REASON_DISASSOC_LOW_ACK = 34,
2760 WLAN_REASON_DISASSOC_QAP_EXCEED_TXOP = 35,
2761 WLAN_REASON_QSTA_LEAVE_QBSS = 36,
2762 WLAN_REASON_QSTA_NOT_USE = 37,
2763 WLAN_REASON_QSTA_REQUIRE_SETUP = 38,
2764 WLAN_REASON_QSTA_TIMEOUT = 39,
2765 WLAN_REASON_QSTA_CIPHER_NOT_SUPP = 45,
2766 /* 802.11s */
2767 WLAN_REASON_MESH_PEER_CANCELED = 52,
2768 WLAN_REASON_MESH_MAX_PEERS = 53,
2769 WLAN_REASON_MESH_CONFIG = 54,
2770 WLAN_REASON_MESH_CLOSE = 55,
2771 WLAN_REASON_MESH_MAX_RETRIES = 56,
2772 WLAN_REASON_MESH_CONFIRM_TIMEOUT = 57,
2773 WLAN_REASON_MESH_INVALID_GTK = 58,
2774 WLAN_REASON_MESH_INCONSISTENT_PARAM = 59,
2775 WLAN_REASON_MESH_INVALID_SECURITY = 60,
2776 WLAN_REASON_MESH_PATH_ERROR = 61,
2777 WLAN_REASON_MESH_PATH_NOFORWARD = 62,
2778 WLAN_REASON_MESH_PATH_DEST_UNREACHABLE = 63,
2779 WLAN_REASON_MAC_EXISTS_IN_MBSS = 64,
2780 WLAN_REASON_MESH_CHAN_REGULATORY = 65,
2781 WLAN_REASON_MESH_CHAN = 66,
2782 };
2783
2784
2785 /* Information Element IDs */
2786 enum ieee80211_eid {
2787 WLAN_EID_SSID = 0,
2788 WLAN_EID_SUPP_RATES = 1,
2789 WLAN_EID_FH_PARAMS = 2, /* reserved now */
2790 WLAN_EID_DS_PARAMS = 3,
2791 WLAN_EID_CF_PARAMS = 4,
2792 WLAN_EID_TIM = 5,
2793 WLAN_EID_IBSS_PARAMS = 6,
2794 WLAN_EID_COUNTRY = 7,
2795 /* 8, 9 reserved */
2796 WLAN_EID_REQUEST = 10,
2797 WLAN_EID_QBSS_LOAD = 11,
2798 WLAN_EID_EDCA_PARAM_SET = 12,
2799 WLAN_EID_TSPEC = 13,
2800 WLAN_EID_TCLAS = 14,
2801 WLAN_EID_SCHEDULE = 15,
2802 WLAN_EID_CHALLENGE = 16,
2803 /* 17-31 reserved for challenge text extension */
2804 WLAN_EID_PWR_CONSTRAINT = 32,
2805 WLAN_EID_PWR_CAPABILITY = 33,
2806 WLAN_EID_TPC_REQUEST = 34,
2807 WLAN_EID_TPC_REPORT = 35,
2808 WLAN_EID_SUPPORTED_CHANNELS = 36,
2809 WLAN_EID_CHANNEL_SWITCH = 37,
2810 WLAN_EID_MEASURE_REQUEST = 38,
2811 WLAN_EID_MEASURE_REPORT = 39,
2812 WLAN_EID_QUIET = 40,
2813 WLAN_EID_IBSS_DFS = 41,
2814 WLAN_EID_ERP_INFO = 42,
2815 WLAN_EID_TS_DELAY = 43,
2816 WLAN_EID_TCLAS_PROCESSING = 44,
2817 WLAN_EID_HT_CAPABILITY = 45,
2818 WLAN_EID_QOS_CAPA = 46,
2819 /* 47 reserved for Broadcom */
2820 WLAN_EID_RSN = 48,
2821 WLAN_EID_802_15_COEX = 49,
2822 WLAN_EID_EXT_SUPP_RATES = 50,
2823 WLAN_EID_AP_CHAN_REPORT = 51,
2824 WLAN_EID_NEIGHBOR_REPORT = 52,
2825 WLAN_EID_RCPI = 53,
2826 WLAN_EID_MOBILITY_DOMAIN = 54,
2827 WLAN_EID_FAST_BSS_TRANSITION = 55,
2828 WLAN_EID_TIMEOUT_INTERVAL = 56,
2829 WLAN_EID_RIC_DATA = 57,
2830 WLAN_EID_DSE_REGISTERED_LOCATION = 58,
2831 WLAN_EID_SUPPORTED_REGULATORY_CLASSES = 59,
2832 WLAN_EID_EXT_CHANSWITCH_ANN = 60,
2833 WLAN_EID_HT_OPERATION = 61,
2834 WLAN_EID_SECONDARY_CHANNEL_OFFSET = 62,
2835 WLAN_EID_BSS_AVG_ACCESS_DELAY = 63,
2836 WLAN_EID_ANTENNA_INFO = 64,
2837 WLAN_EID_RSNI = 65,
2838 WLAN_EID_MEASUREMENT_PILOT_TX_INFO = 66,
2839 WLAN_EID_BSS_AVAILABLE_CAPACITY = 67,
2840 WLAN_EID_BSS_AC_ACCESS_DELAY = 68,
2841 WLAN_EID_TIME_ADVERTISEMENT = 69,
2842 WLAN_EID_RRM_ENABLED_CAPABILITIES = 70,
2843 WLAN_EID_MULTIPLE_BSSID = 71,
2844 WLAN_EID_BSS_COEX_2040 = 72,
2845 WLAN_EID_BSS_INTOLERANT_CHL_REPORT = 73,
2846 WLAN_EID_OVERLAP_BSS_SCAN_PARAM = 74,
2847 WLAN_EID_RIC_DESCRIPTOR = 75,
2848 WLAN_EID_MMIE = 76,
2849 WLAN_EID_ASSOC_COMEBACK_TIME = 77,
2850 WLAN_EID_EVENT_REQUEST = 78,
2851 WLAN_EID_EVENT_REPORT = 79,
2852 WLAN_EID_DIAGNOSTIC_REQUEST = 80,
2853 WLAN_EID_DIAGNOSTIC_REPORT = 81,
2854 WLAN_EID_LOCATION_PARAMS = 82,
2855 WLAN_EID_NON_TX_BSSID_CAP = 83,
2856 WLAN_EID_SSID_LIST = 84,
2857 WLAN_EID_MULTI_BSSID_IDX = 85,
2858 WLAN_EID_FMS_DESCRIPTOR = 86,
2859 WLAN_EID_FMS_REQUEST = 87,
2860 WLAN_EID_FMS_RESPONSE = 88,
2861 WLAN_EID_QOS_TRAFFIC_CAPA = 89,
2862 WLAN_EID_BSS_MAX_IDLE_PERIOD = 90,
2863 WLAN_EID_TSF_REQUEST = 91,
2864 WLAN_EID_TSF_RESPOSNE = 92,
2865 WLAN_EID_WNM_SLEEP_MODE = 93,
2866 WLAN_EID_TIM_BCAST_REQ = 94,
2867 WLAN_EID_TIM_BCAST_RESP = 95,
2868 WLAN_EID_COLL_IF_REPORT = 96,
2869 WLAN_EID_CHANNEL_USAGE = 97,
2870 WLAN_EID_TIME_ZONE = 98,
2871 WLAN_EID_DMS_REQUEST = 99,
2872 WLAN_EID_DMS_RESPONSE = 100,
2873 WLAN_EID_LINK_ID = 101,
2874 WLAN_EID_WAKEUP_SCHEDUL = 102,
2875 /* 103 reserved */
2876 WLAN_EID_CHAN_SWITCH_TIMING = 104,
2877 WLAN_EID_PTI_CONTROL = 105,
2878 WLAN_EID_PU_BUFFER_STATUS = 106,
2879 WLAN_EID_INTERWORKING = 107,
2880 WLAN_EID_ADVERTISEMENT_PROTOCOL = 108,
2881 WLAN_EID_EXPEDITED_BW_REQ = 109,
2882 WLAN_EID_QOS_MAP_SET = 110,
2883 WLAN_EID_ROAMING_CONSORTIUM = 111,
2884 WLAN_EID_EMERGENCY_ALERT = 112,
2885 WLAN_EID_MESH_CONFIG = 113,
2886 WLAN_EID_MESH_ID = 114,
2887 WLAN_EID_LINK_METRIC_REPORT = 115,
2888 WLAN_EID_CONGESTION_NOTIFICATION = 116,
2889 WLAN_EID_PEER_MGMT = 117,
2890 WLAN_EID_CHAN_SWITCH_PARAM = 118,
2891 WLAN_EID_MESH_AWAKE_WINDOW = 119,
2892 WLAN_EID_BEACON_TIMING = 120,
2893 WLAN_EID_MCCAOP_SETUP_REQ = 121,
2894 WLAN_EID_MCCAOP_SETUP_RESP = 122,
2895 WLAN_EID_MCCAOP_ADVERT = 123,
2896 WLAN_EID_MCCAOP_TEARDOWN = 124,
2897 WLAN_EID_GANN = 125,
2898 WLAN_EID_RANN = 126,
2899 WLAN_EID_EXT_CAPABILITY = 127,
2900 /* 128, 129 reserved for Agere */
2901 WLAN_EID_PREQ = 130,
2902 WLAN_EID_PREP = 131,
2903 WLAN_EID_PERR = 132,
2904 /* 133-136 reserved for Cisco */
2905 WLAN_EID_PXU = 137,
2906 WLAN_EID_PXUC = 138,
2907 WLAN_EID_AUTH_MESH_PEER_EXCH = 139,
2908 WLAN_EID_MIC = 140,
2909 WLAN_EID_DESTINATION_URI = 141,
2910 WLAN_EID_UAPSD_COEX = 142,
2911 WLAN_EID_WAKEUP_SCHEDULE = 143,
2912 WLAN_EID_EXT_SCHEDULE = 144,
2913 WLAN_EID_STA_AVAILABILITY = 145,
2914 WLAN_EID_DMG_TSPEC = 146,
2915 WLAN_EID_DMG_AT = 147,
2916 WLAN_EID_DMG_CAP = 148,
2917 /* 149 reserved for Cisco */
2918 WLAN_EID_CISCO_VENDOR_SPECIFIC = 150,
2919 WLAN_EID_DMG_OPERATION = 151,
2920 WLAN_EID_DMG_BSS_PARAM_CHANGE = 152,
2921 WLAN_EID_DMG_BEAM_REFINEMENT = 153,
2922 WLAN_EID_CHANNEL_MEASURE_FEEDBACK = 154,
2923 /* 155-156 reserved for Cisco */
2924 WLAN_EID_AWAKE_WINDOW = 157,
2925 WLAN_EID_MULTI_BAND = 158,
2926 WLAN_EID_ADDBA_EXT = 159,
2927 WLAN_EID_NEXT_PCP_LIST = 160,
2928 WLAN_EID_PCP_HANDOVER = 161,
2929 WLAN_EID_DMG_LINK_MARGIN = 162,
2930 WLAN_EID_SWITCHING_STREAM = 163,
2931 WLAN_EID_SESSION_TRANSITION = 164,
2932 WLAN_EID_DYN_TONE_PAIRING_REPORT = 165,
2933 WLAN_EID_CLUSTER_REPORT = 166,
2934 WLAN_EID_RELAY_CAP = 167,
2935 WLAN_EID_RELAY_XFER_PARAM_SET = 168,
2936 WLAN_EID_BEAM_LINK_MAINT = 169,
2937 WLAN_EID_MULTIPLE_MAC_ADDR = 170,
2938 WLAN_EID_U_PID = 171,
2939 WLAN_EID_DMG_LINK_ADAPT_ACK = 172,
2940 /* 173 reserved for Symbol */
2941 WLAN_EID_MCCAOP_ADV_OVERVIEW = 174,
2942 WLAN_EID_QUIET_PERIOD_REQ = 175,
2943 /* 176 reserved for Symbol */
2944 WLAN_EID_QUIET_PERIOD_RESP = 177,
2945 /* 178-179 reserved for Symbol */
2946 /* 180 reserved for ISO/IEC 20011 */
2947 WLAN_EID_EPAC_POLICY = 182,
2948 WLAN_EID_CLISTER_TIME_OFF = 183,
2949 WLAN_EID_INTER_AC_PRIO = 184,
2950 WLAN_EID_SCS_DESCRIPTOR = 185,
2951 WLAN_EID_QLOAD_REPORT = 186,
2952 WLAN_EID_HCCA_TXOP_UPDATE_COUNT = 187,
2953 WLAN_EID_HL_STREAM_ID = 188,
2954 WLAN_EID_GCR_GROUP_ADDR = 189,
2955 WLAN_EID_ANTENNA_SECTOR_ID_PATTERN = 190,
2956 WLAN_EID_VHT_CAPABILITY = 191,
2957 WLAN_EID_VHT_OPERATION = 192,
2958 WLAN_EID_EXTENDED_BSS_LOAD = 193,
2959 WLAN_EID_WIDE_BW_CHANNEL_SWITCH = 194,
2960 WLAN_EID_TX_POWER_ENVELOPE = 195,
2961 WLAN_EID_CHANNEL_SWITCH_WRAPPER = 196,
2962 WLAN_EID_AID = 197,
2963 WLAN_EID_QUIET_CHANNEL = 198,
2964 WLAN_EID_OPMODE_NOTIF = 199,
2965
2966 WLAN_EID_REDUCED_NEIGHBOR_REPORT = 201,
2967
2968 WLAN_EID_AID_REQUEST = 210,
2969 WLAN_EID_AID_RESPONSE = 211,
2970 WLAN_EID_S1G_BCN_COMPAT = 213,
2971 WLAN_EID_S1G_SHORT_BCN_INTERVAL = 214,
2972 WLAN_EID_S1G_TWT = 216,
2973 WLAN_EID_S1G_CAPABILITIES = 217,
2974 WLAN_EID_VENDOR_SPECIFIC = 221,
2975 WLAN_EID_QOS_PARAMETER = 222,
2976 WLAN_EID_S1G_OPERATION = 232,
2977 WLAN_EID_CAG_NUMBER = 237,
2978 WLAN_EID_AP_CSN = 239,
2979 WLAN_EID_FILS_INDICATION = 240,
2980 WLAN_EID_DILS = 241,
2981 WLAN_EID_FRAGMENT = 242,
2982 WLAN_EID_RSNX = 244,
2983 WLAN_EID_EXTENSION = 255
2984 };
2985
2986 /* Element ID Extensions for Element ID 255 */
2987 enum ieee80211_eid_ext {
2988 WLAN_EID_EXT_ASSOC_DELAY_INFO = 1,
2989 WLAN_EID_EXT_FILS_REQ_PARAMS = 2,
2990 WLAN_EID_EXT_FILS_KEY_CONFIRM = 3,
2991 WLAN_EID_EXT_FILS_SESSION = 4,
2992 WLAN_EID_EXT_FILS_HLP_CONTAINER = 5,
2993 WLAN_EID_EXT_FILS_IP_ADDR_ASSIGN = 6,
2994 WLAN_EID_EXT_KEY_DELIVERY = 7,
2995 WLAN_EID_EXT_FILS_WRAPPED_DATA = 8,
2996 WLAN_EID_EXT_FILS_PUBLIC_KEY = 12,
2997 WLAN_EID_EXT_FILS_NONCE = 13,
2998 WLAN_EID_EXT_FUTURE_CHAN_GUIDANCE = 14,
2999 WLAN_EID_EXT_HE_CAPABILITY = 35,
3000 WLAN_EID_EXT_HE_OPERATION = 36,
3001 WLAN_EID_EXT_UORA = 37,
3002 WLAN_EID_EXT_HE_MU_EDCA = 38,
3003 WLAN_EID_EXT_HE_SPR = 39,
3004 WLAN_EID_EXT_NDP_FEEDBACK_REPORT_PARAMSET = 41,
3005 WLAN_EID_EXT_BSS_COLOR_CHG_ANN = 42,
3006 WLAN_EID_EXT_QUIET_TIME_PERIOD_SETUP = 43,
3007 WLAN_EID_EXT_ESS_REPORT = 45,
3008 WLAN_EID_EXT_OPS = 46,
3009 WLAN_EID_EXT_HE_BSS_LOAD = 47,
3010 WLAN_EID_EXT_MAX_CHANNEL_SWITCH_TIME = 52,
3011 WLAN_EID_EXT_MULTIPLE_BSSID_CONFIGURATION = 55,
3012 WLAN_EID_EXT_NON_INHERITANCE = 56,
3013 WLAN_EID_EXT_KNOWN_BSSID = 57,
3014 WLAN_EID_EXT_SHORT_SSID_LIST = 58,
3015 WLAN_EID_EXT_HE_6GHZ_CAPA = 59,
3016 WLAN_EID_EXT_UL_MU_POWER_CAPA = 60,
3017 };
3018
3019 /* Action category code */
3020 enum ieee80211_category {
3021 WLAN_CATEGORY_SPECTRUM_MGMT = 0,
3022 WLAN_CATEGORY_QOS = 1,
3023 WLAN_CATEGORY_DLS = 2,
3024 WLAN_CATEGORY_BACK = 3,
3025 WLAN_CATEGORY_PUBLIC = 4,
3026 WLAN_CATEGORY_RADIO_MEASUREMENT = 5,
3027 WLAN_CATEGORY_FAST_BBS_TRANSITION = 6,
3028 WLAN_CATEGORY_HT = 7,
3029 WLAN_CATEGORY_SA_QUERY = 8,
3030 WLAN_CATEGORY_PROTECTED_DUAL_OF_ACTION = 9,
3031 WLAN_CATEGORY_WNM = 10,
3032 WLAN_CATEGORY_WNM_UNPROTECTED = 11,
3033 WLAN_CATEGORY_TDLS = 12,
3034 WLAN_CATEGORY_MESH_ACTION = 13,
3035 WLAN_CATEGORY_MULTIHOP_ACTION = 14,
3036 WLAN_CATEGORY_SELF_PROTECTED = 15,
3037 WLAN_CATEGORY_DMG = 16,
3038 WLAN_CATEGORY_WMM = 17,
3039 WLAN_CATEGORY_FST = 18,
3040 WLAN_CATEGORY_UNPROT_DMG = 20,
3041 WLAN_CATEGORY_VHT = 21,
3042 WLAN_CATEGORY_S1G = 22,
3043 WLAN_CATEGORY_VENDOR_SPECIFIC_PROTECTED = 126,
3044 WLAN_CATEGORY_VENDOR_SPECIFIC = 127,
3045 };
3046
3047 /* SPECTRUM_MGMT action code */
3048 enum ieee80211_spectrum_mgmt_actioncode {
3049 WLAN_ACTION_SPCT_MSR_REQ = 0,
3050 WLAN_ACTION_SPCT_MSR_RPRT = 1,
3051 WLAN_ACTION_SPCT_TPC_REQ = 2,
3052 WLAN_ACTION_SPCT_TPC_RPRT = 3,
3053 WLAN_ACTION_SPCT_CHL_SWITCH = 4,
3054 };
3055
3056 /* HT action codes */
3057 enum ieee80211_ht_actioncode {
3058 WLAN_HT_ACTION_NOTIFY_CHANWIDTH = 0,
3059 WLAN_HT_ACTION_SMPS = 1,
3060 WLAN_HT_ACTION_PSMP = 2,
3061 WLAN_HT_ACTION_PCO_PHASE = 3,
3062 WLAN_HT_ACTION_CSI = 4,
3063 WLAN_HT_ACTION_NONCOMPRESSED_BF = 5,
3064 WLAN_HT_ACTION_COMPRESSED_BF = 6,
3065 WLAN_HT_ACTION_ASEL_IDX_FEEDBACK = 7,
3066 };
3067
3068 /* VHT action codes */
3069 enum ieee80211_vht_actioncode {
3070 WLAN_VHT_ACTION_COMPRESSED_BF = 0,
3071 WLAN_VHT_ACTION_GROUPID_MGMT = 1,
3072 WLAN_VHT_ACTION_OPMODE_NOTIF = 2,
3073 };
3074
3075 /* Self Protected Action codes */
3076 enum ieee80211_self_protected_actioncode {
3077 WLAN_SP_RESERVED = 0,
3078 WLAN_SP_MESH_PEERING_OPEN = 1,
3079 WLAN_SP_MESH_PEERING_CONFIRM = 2,
3080 WLAN_SP_MESH_PEERING_CLOSE = 3,
3081 WLAN_SP_MGK_INFORM = 4,
3082 WLAN_SP_MGK_ACK = 5,
3083 };
3084
3085 /* Mesh action codes */
3086 enum ieee80211_mesh_actioncode {
3087 WLAN_MESH_ACTION_LINK_METRIC_REPORT,
3088 WLAN_MESH_ACTION_HWMP_PATH_SELECTION,
3089 WLAN_MESH_ACTION_GATE_ANNOUNCEMENT,
3090 WLAN_MESH_ACTION_CONGESTION_CONTROL_NOTIFICATION,
3091 WLAN_MESH_ACTION_MCCA_SETUP_REQUEST,
3092 WLAN_MESH_ACTION_MCCA_SETUP_REPLY,
3093 WLAN_MESH_ACTION_MCCA_ADVERTISEMENT_REQUEST,
3094 WLAN_MESH_ACTION_MCCA_ADVERTISEMENT,
3095 WLAN_MESH_ACTION_MCCA_TEARDOWN,
3096 WLAN_MESH_ACTION_TBTT_ADJUSTMENT_REQUEST,
3097 WLAN_MESH_ACTION_TBTT_ADJUSTMENT_RESPONSE,
3098 };
3099
3100 /* Security key length */
3101 enum ieee80211_key_len {
3102 WLAN_KEY_LEN_WEP40 = 5,
3103 WLAN_KEY_LEN_WEP104 = 13,
3104 WLAN_KEY_LEN_CCMP = 16,
3105 WLAN_KEY_LEN_CCMP_256 = 32,
3106 WLAN_KEY_LEN_TKIP = 32,
3107 WLAN_KEY_LEN_AES_CMAC = 16,
3108 WLAN_KEY_LEN_SMS4 = 32,
3109 WLAN_KEY_LEN_GCMP = 16,
3110 WLAN_KEY_LEN_GCMP_256 = 32,
3111 WLAN_KEY_LEN_BIP_CMAC_256 = 32,
3112 WLAN_KEY_LEN_BIP_GMAC_128 = 16,
3113 WLAN_KEY_LEN_BIP_GMAC_256 = 32,
3114 };
3115
3116 enum ieee80211_s1g_actioncode {
3117 WLAN_S1G_AID_SWITCH_REQUEST,
3118 WLAN_S1G_AID_SWITCH_RESPONSE,
3119 WLAN_S1G_SYNC_CONTROL,
3120 WLAN_S1G_STA_INFO_ANNOUNCE,
3121 WLAN_S1G_EDCA_PARAM_SET,
3122 WLAN_S1G_EL_OPERATION,
3123 WLAN_S1G_TWT_SETUP,
3124 WLAN_S1G_TWT_TEARDOWN,
3125 WLAN_S1G_SECT_GROUP_ID_LIST,
3126 WLAN_S1G_SECT_ID_FEEDBACK,
3127 WLAN_S1G_TWT_INFORMATION = 11,
3128 };
3129
3130 #define IEEE80211_WEP_IV_LEN 4
3131 #define IEEE80211_WEP_ICV_LEN 4
3132 #define IEEE80211_CCMP_HDR_LEN 8
3133 #define IEEE80211_CCMP_MIC_LEN 8
3134 #define IEEE80211_CCMP_PN_LEN 6
3135 #define IEEE80211_CCMP_256_HDR_LEN 8
3136 #define IEEE80211_CCMP_256_MIC_LEN 16
3137 #define IEEE80211_CCMP_256_PN_LEN 6
3138 #define IEEE80211_TKIP_IV_LEN 8
3139 #define IEEE80211_TKIP_ICV_LEN 4
3140 #define IEEE80211_CMAC_PN_LEN 6
3141 #define IEEE80211_GMAC_PN_LEN 6
3142 #define IEEE80211_GCMP_HDR_LEN 8
3143 #define IEEE80211_GCMP_MIC_LEN 16
3144 #define IEEE80211_GCMP_PN_LEN 6
3145
3146 #define FILS_NONCE_LEN 16
3147 #define FILS_MAX_KEK_LEN 64
3148
3149 #define FILS_ERP_MAX_USERNAME_LEN 16
3150 #define FILS_ERP_MAX_REALM_LEN 253
3151 #define FILS_ERP_MAX_RRK_LEN 64
3152
3153 #define PMK_MAX_LEN 64
3154 #define SAE_PASSWORD_MAX_LEN 128
3155
3156 /* Public action codes (IEEE Std 802.11-2016, 9.6.8.1, Table 9-307) */
3157 enum ieee80211_pub_actioncode {
3158 WLAN_PUB_ACTION_20_40_BSS_COEX = 0,
3159 WLAN_PUB_ACTION_DSE_ENABLEMENT = 1,
3160 WLAN_PUB_ACTION_DSE_DEENABLEMENT = 2,
3161 WLAN_PUB_ACTION_DSE_REG_LOC_ANN = 3,
3162 WLAN_PUB_ACTION_EXT_CHANSW_ANN = 4,
3163 WLAN_PUB_ACTION_DSE_MSMT_REQ = 5,
3164 WLAN_PUB_ACTION_DSE_MSMT_RESP = 6,
3165 WLAN_PUB_ACTION_MSMT_PILOT = 7,
3166 WLAN_PUB_ACTION_DSE_PC = 8,
3167 WLAN_PUB_ACTION_VENDOR_SPECIFIC = 9,
3168 WLAN_PUB_ACTION_GAS_INITIAL_REQ = 10,
3169 WLAN_PUB_ACTION_GAS_INITIAL_RESP = 11,
3170 WLAN_PUB_ACTION_GAS_COMEBACK_REQ = 12,
3171 WLAN_PUB_ACTION_GAS_COMEBACK_RESP = 13,
3172 WLAN_PUB_ACTION_TDLS_DISCOVER_RES = 14,
3173 WLAN_PUB_ACTION_LOC_TRACK_NOTI = 15,
3174 WLAN_PUB_ACTION_QAB_REQUEST_FRAME = 16,
3175 WLAN_PUB_ACTION_QAB_RESPONSE_FRAME = 17,
3176 WLAN_PUB_ACTION_QMF_POLICY = 18,
3177 WLAN_PUB_ACTION_QMF_POLICY_CHANGE = 19,
3178 WLAN_PUB_ACTION_QLOAD_REQUEST = 20,
3179 WLAN_PUB_ACTION_QLOAD_REPORT = 21,
3180 WLAN_PUB_ACTION_HCCA_TXOP_ADVERT = 22,
3181 WLAN_PUB_ACTION_HCCA_TXOP_RESPONSE = 23,
3182 WLAN_PUB_ACTION_PUBLIC_KEY = 24,
3183 WLAN_PUB_ACTION_CHANNEL_AVAIL_QUERY = 25,
3184 WLAN_PUB_ACTION_CHANNEL_SCHEDULE_MGMT = 26,
3185 WLAN_PUB_ACTION_CONTACT_VERI_SIGNAL = 27,
3186 WLAN_PUB_ACTION_GDD_ENABLEMENT_REQ = 28,
3187 WLAN_PUB_ACTION_GDD_ENABLEMENT_RESP = 29,
3188 WLAN_PUB_ACTION_NETWORK_CHANNEL_CONTROL = 30,
3189 WLAN_PUB_ACTION_WHITE_SPACE_MAP_ANN = 31,
3190 WLAN_PUB_ACTION_FTM_REQUEST = 32,
3191 WLAN_PUB_ACTION_FTM = 33,
3192 WLAN_PUB_ACTION_FILS_DISCOVERY = 34,
3193 };
3194
3195 /* TDLS action codes */
3196 enum ieee80211_tdls_actioncode {
3197 WLAN_TDLS_SETUP_REQUEST = 0,
3198 WLAN_TDLS_SETUP_RESPONSE = 1,
3199 WLAN_TDLS_SETUP_CONFIRM = 2,
3200 WLAN_TDLS_TEARDOWN = 3,
3201 WLAN_TDLS_PEER_TRAFFIC_INDICATION = 4,
3202 WLAN_TDLS_CHANNEL_SWITCH_REQUEST = 5,
3203 WLAN_TDLS_CHANNEL_SWITCH_RESPONSE = 6,
3204 WLAN_TDLS_PEER_PSM_REQUEST = 7,
3205 WLAN_TDLS_PEER_PSM_RESPONSE = 8,
3206 WLAN_TDLS_PEER_TRAFFIC_RESPONSE = 9,
3207 WLAN_TDLS_DISCOVERY_REQUEST = 10,
3208 };
3209
3210 /* Extended Channel Switching capability to be set in the 1st byte of
3211 * the @WLAN_EID_EXT_CAPABILITY information element
3212 */
3213 #define WLAN_EXT_CAPA1_EXT_CHANNEL_SWITCHING BIT(2)
3214
3215 /* Multiple BSSID capability is set in the 6th bit of 3rd byte of the
3216 * @WLAN_EID_EXT_CAPABILITY information element
3217 */
3218 #define WLAN_EXT_CAPA3_MULTI_BSSID_SUPPORT BIT(6)
3219
3220 /* Timing Measurement protocol for time sync is set in the 7th bit of 3rd byte
3221 * of the @WLAN_EID_EXT_CAPABILITY information element
3222 */
3223 #define WLAN_EXT_CAPA3_TIMING_MEASUREMENT_SUPPORT BIT(7)
3224
3225 /* TDLS capabilities in the 4th byte of @WLAN_EID_EXT_CAPABILITY */
3226 #define WLAN_EXT_CAPA4_TDLS_BUFFER_STA BIT(4)
3227 #define WLAN_EXT_CAPA4_TDLS_PEER_PSM BIT(5)
3228 #define WLAN_EXT_CAPA4_TDLS_CHAN_SWITCH BIT(6)
3229
3230 /* Interworking capabilities are set in 7th bit of 4th byte of the
3231 * @WLAN_EID_EXT_CAPABILITY information element
3232 */
3233 #define WLAN_EXT_CAPA4_INTERWORKING_ENABLED BIT(7)
3234
3235 /*
3236 * TDLS capabililites to be enabled in the 5th byte of the
3237 * @WLAN_EID_EXT_CAPABILITY information element
3238 */
3239 #define WLAN_EXT_CAPA5_TDLS_ENABLED BIT(5)
3240 #define WLAN_EXT_CAPA5_TDLS_PROHIBITED BIT(6)
3241 #define WLAN_EXT_CAPA5_TDLS_CH_SW_PROHIBITED BIT(7)
3242
3243 #define WLAN_EXT_CAPA8_TDLS_WIDE_BW_ENABLED BIT(5)
3244 #define WLAN_EXT_CAPA8_OPMODE_NOTIF BIT(6)
3245
3246 /* Defines the maximal number of MSDUs in an A-MSDU. */
3247 #define WLAN_EXT_CAPA8_MAX_MSDU_IN_AMSDU_LSB BIT(7)
3248 #define WLAN_EXT_CAPA9_MAX_MSDU_IN_AMSDU_MSB BIT(0)
3249
3250 /*
3251 * Fine Timing Measurement Initiator - bit 71 of @WLAN_EID_EXT_CAPABILITY
3252 * information element
3253 */
3254 #define WLAN_EXT_CAPA9_FTM_INITIATOR BIT(7)
3255
3256 /* Defines support for TWT Requester and TWT Responder */
3257 #define WLAN_EXT_CAPA10_TWT_REQUESTER_SUPPORT BIT(5)
3258 #define WLAN_EXT_CAPA10_TWT_RESPONDER_SUPPORT BIT(6)
3259
3260 /*
3261 * When set, indicates that the AP is able to tolerate 26-tone RU UL
3262 * OFDMA transmissions using HE TB PPDU from OBSS (not falsely classify the
3263 * 26-tone RU UL OFDMA transmissions as radar pulses).
3264 */
3265 #define WLAN_EXT_CAPA10_OBSS_NARROW_BW_RU_TOLERANCE_SUPPORT BIT(7)
3266
3267 /* Defines support for enhanced multi-bssid advertisement*/
3268 #define WLAN_EXT_CAPA11_EMA_SUPPORT BIT(3)
3269
3270 /* TDLS specific payload type in the LLC/SNAP header */
3271 #define WLAN_TDLS_SNAP_RFTYPE 0x2
3272
3273 /* BSS Coex IE information field bits */
3274 #define WLAN_BSS_COEX_INFORMATION_REQUEST BIT(0)
3275
3276 /**
3277 * enum ieee80211_mesh_sync_method - mesh synchronization method identifier
3278 *
3279 * @IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET: the default synchronization method
3280 * @IEEE80211_SYNC_METHOD_VENDOR: a vendor specific synchronization method
3281 * that will be specified in a vendor specific information element
3282 */
3283 enum ieee80211_mesh_sync_method {
3284 IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET = 1,
3285 IEEE80211_SYNC_METHOD_VENDOR = 255,
3286 };
3287
3288 /**
3289 * enum ieee80211_mesh_path_protocol - mesh path selection protocol identifier
3290 *
3291 * @IEEE80211_PATH_PROTOCOL_HWMP: the default path selection protocol
3292 * @IEEE80211_PATH_PROTOCOL_VENDOR: a vendor specific protocol that will
3293 * be specified in a vendor specific information element
3294 */
3295 enum ieee80211_mesh_path_protocol {
3296 IEEE80211_PATH_PROTOCOL_HWMP = 1,
3297 IEEE80211_PATH_PROTOCOL_VENDOR = 255,
3298 };
3299
3300 /**
3301 * enum ieee80211_mesh_path_metric - mesh path selection metric identifier
3302 *
3303 * @IEEE80211_PATH_METRIC_AIRTIME: the default path selection metric
3304 * @IEEE80211_PATH_METRIC_VENDOR: a vendor specific metric that will be
3305 * specified in a vendor specific information element
3306 */
3307 enum ieee80211_mesh_path_metric {
3308 IEEE80211_PATH_METRIC_AIRTIME = 1,
3309 IEEE80211_PATH_METRIC_VENDOR = 255,
3310 };
3311
3312 /**
3313 * enum ieee80211_root_mode_identifier - root mesh STA mode identifier
3314 *
3315 * These attribute are used by dot11MeshHWMPRootMode to set root mesh STA mode
3316 *
3317 * @IEEE80211_ROOTMODE_NO_ROOT: the mesh STA is not a root mesh STA (default)
3318 * @IEEE80211_ROOTMODE_ROOT: the mesh STA is a root mesh STA if greater than
3319 * this value
3320 * @IEEE80211_PROACTIVE_PREQ_NO_PREP: the mesh STA is a root mesh STA supports
3321 * the proactive PREQ with proactive PREP subfield set to 0
3322 * @IEEE80211_PROACTIVE_PREQ_WITH_PREP: the mesh STA is a root mesh STA
3323 * supports the proactive PREQ with proactive PREP subfield set to 1
3324 * @IEEE80211_PROACTIVE_RANN: the mesh STA is a root mesh STA supports
3325 * the proactive RANN
3326 */
3327 enum ieee80211_root_mode_identifier {
3328 IEEE80211_ROOTMODE_NO_ROOT = 0,
3329 IEEE80211_ROOTMODE_ROOT = 1,
3330 IEEE80211_PROACTIVE_PREQ_NO_PREP = 2,
3331 IEEE80211_PROACTIVE_PREQ_WITH_PREP = 3,
3332 IEEE80211_PROACTIVE_RANN = 4,
3333 };
3334
3335 /*
3336 * IEEE 802.11-2007 7.3.2.9 Country information element
3337 *
3338 * Minimum length is 8 octets, ie len must be evenly
3339 * divisible by 2
3340 */
3341
3342 /* Although the spec says 8 I'm seeing 6 in practice */
3343 #define IEEE80211_COUNTRY_IE_MIN_LEN 6
3344
3345 /* The Country String field of the element shall be 3 octets in length */
3346 #define IEEE80211_COUNTRY_STRING_LEN 3
3347
3348 /*
3349 * For regulatory extension stuff see IEEE 802.11-2007
3350 * Annex I (page 1141) and Annex J (page 1147). Also
3351 * review 7.3.2.9.
3352 *
3353 * When dot11RegulatoryClassesRequired is true and the
3354 * first_channel/reg_extension_id is >= 201 then the IE
3355 * compromises of the 'ext' struct represented below:
3356 *
3357 * - Regulatory extension ID - when generating IE this just needs
3358 * to be monotonically increasing for each triplet passed in
3359 * the IE
3360 * - Regulatory class - index into set of rules
3361 * - Coverage class - index into air propagation time (Table 7-27),
3362 * in microseconds, you can compute the air propagation time from
3363 * the index by multiplying by 3, so index 10 yields a propagation
3364 * of 10 us. Valid values are 0-31, values 32-255 are not defined
3365 * yet. A value of 0 inicates air propagation of <= 1 us.
3366 *
3367 * See also Table I.2 for Emission limit sets and table
3368 * I.3 for Behavior limit sets. Table J.1 indicates how to map
3369 * a reg_class to an emission limit set and behavior limit set.
3370 */
3371 #define IEEE80211_COUNTRY_EXTENSION_ID 201
3372
3373 /*
3374 * Channels numbers in the IE must be monotonically increasing
3375 * if dot11RegulatoryClassesRequired is not true.
3376 *
3377 * If dot11RegulatoryClassesRequired is true consecutive
3378 * subband triplets following a regulatory triplet shall
3379 * have monotonically increasing first_channel number fields.
3380 *
3381 * Channel numbers shall not overlap.
3382 *
3383 * Note that max_power is signed.
3384 */
3385 struct ieee80211_country_ie_triplet {
3386 union {
3387 struct {
3388 u8 first_channel;
3389 u8 num_channels;
3390 s8 max_power;
3391 } __packed chans;
3392 struct {
3393 u8 reg_extension_id;
3394 u8 reg_class;
3395 u8 coverage_class;
3396 } __packed ext;
3397 };
3398 } __packed;
3399
3400 enum ieee80211_timeout_interval_type {
3401 WLAN_TIMEOUT_REASSOC_DEADLINE = 1 /* 802.11r */,
3402 WLAN_TIMEOUT_KEY_LIFETIME = 2 /* 802.11r */,
3403 WLAN_TIMEOUT_ASSOC_COMEBACK = 3 /* 802.11w */,
3404 };
3405
3406 /**
3407 * struct ieee80211_timeout_interval_ie - Timeout Interval element
3408 * @type: type, see &enum ieee80211_timeout_interval_type
3409 * @value: timeout interval value
3410 */
3411 struct ieee80211_timeout_interval_ie {
3412 u8 type;
3413 __le32 value;
3414 } __packed;
3415
3416 /**
3417 * enum ieee80211_idle_options - BSS idle options
3418 * @WLAN_IDLE_OPTIONS_PROTECTED_KEEP_ALIVE: the station should send an RSN
3419 * protected frame to the AP to reset the idle timer at the AP for
3420 * the station.
3421 */
3422 enum ieee80211_idle_options {
3423 WLAN_IDLE_OPTIONS_PROTECTED_KEEP_ALIVE = BIT(0),
3424 };
3425
3426 /**
3427 * struct ieee80211_bss_max_idle_period_ie
3428 *
3429 * This structure refers to "BSS Max idle period element"
3430 *
3431 * @max_idle_period: indicates the time period during which a station can
3432 * refrain from transmitting frames to its associated AP without being
3433 * disassociated. In units of 1000 TUs.
3434 * @idle_options: indicates the options associated with the BSS idle capability
3435 * as specified in &enum ieee80211_idle_options.
3436 */
3437 struct ieee80211_bss_max_idle_period_ie {
3438 __le16 max_idle_period;
3439 u8 idle_options;
3440 } __packed;
3441
3442 /* BACK action code */
3443 enum ieee80211_back_actioncode {
3444 WLAN_ACTION_ADDBA_REQ = 0,
3445 WLAN_ACTION_ADDBA_RESP = 1,
3446 WLAN_ACTION_DELBA = 2,
3447 };
3448
3449 /* BACK (block-ack) parties */
3450 enum ieee80211_back_parties {
3451 WLAN_BACK_RECIPIENT = 0,
3452 WLAN_BACK_INITIATOR = 1,
3453 };
3454
3455 /* SA Query action */
3456 enum ieee80211_sa_query_action {
3457 WLAN_ACTION_SA_QUERY_REQUEST = 0,
3458 WLAN_ACTION_SA_QUERY_RESPONSE = 1,
3459 };
3460
3461 /**
3462 * struct ieee80211_bssid_index
3463 *
3464 * This structure refers to "Multiple BSSID-index element"
3465 *
3466 * @bssid_index: BSSID index
3467 * @dtim_period: optional, overrides transmitted BSS dtim period
3468 * @dtim_count: optional, overrides transmitted BSS dtim count
3469 */
3470 struct ieee80211_bssid_index {
3471 u8 bssid_index;
3472 u8 dtim_period;
3473 u8 dtim_count;
3474 };
3475
3476 /**
3477 * struct ieee80211_multiple_bssid_configuration
3478 *
3479 * This structure refers to "Multiple BSSID Configuration element"
3480 *
3481 * @bssid_count: total number of active BSSIDs in the set
3482 * @profile_periodicity: the least number of beacon frames need to be received
3483 * in order to discover all the nontransmitted BSSIDs in the set.
3484 */
3485 struct ieee80211_multiple_bssid_configuration {
3486 u8 bssid_count;
3487 u8 profile_periodicity;
3488 };
3489
3490 #define SUITE(oui, id) (((oui) << 8) | (id))
3491
3492 /* cipher suite selectors */
3493 #define WLAN_CIPHER_SUITE_USE_GROUP SUITE(0x000FAC, 0)
3494 #define WLAN_CIPHER_SUITE_WEP40 SUITE(0x000FAC, 1)
3495 #define WLAN_CIPHER_SUITE_TKIP SUITE(0x000FAC, 2)
3496 /* reserved: SUITE(0x000FAC, 3) */
3497 #define WLAN_CIPHER_SUITE_CCMP SUITE(0x000FAC, 4)
3498 #define WLAN_CIPHER_SUITE_WEP104 SUITE(0x000FAC, 5)
3499 #define WLAN_CIPHER_SUITE_AES_CMAC SUITE(0x000FAC, 6)
3500 #define WLAN_CIPHER_SUITE_GCMP SUITE(0x000FAC, 8)
3501 #define WLAN_CIPHER_SUITE_GCMP_256 SUITE(0x000FAC, 9)
3502 #define WLAN_CIPHER_SUITE_CCMP_256 SUITE(0x000FAC, 10)
3503 #define WLAN_CIPHER_SUITE_BIP_GMAC_128 SUITE(0x000FAC, 11)
3504 #define WLAN_CIPHER_SUITE_BIP_GMAC_256 SUITE(0x000FAC, 12)
3505 #define WLAN_CIPHER_SUITE_BIP_CMAC_256 SUITE(0x000FAC, 13)
3506
3507 #define WLAN_CIPHER_SUITE_SMS4 SUITE(0x001472, 1)
3508
3509 /* AKM suite selectors */
3510 #define WLAN_AKM_SUITE_8021X SUITE(0x000FAC, 1)
3511 #define WLAN_AKM_SUITE_PSK SUITE(0x000FAC, 2)
3512 #define WLAN_AKM_SUITE_FT_8021X SUITE(0x000FAC, 3)
3513 #define WLAN_AKM_SUITE_FT_PSK SUITE(0x000FAC, 4)
3514 #define WLAN_AKM_SUITE_8021X_SHA256 SUITE(0x000FAC, 5)
3515 #define WLAN_AKM_SUITE_PSK_SHA256 SUITE(0x000FAC, 6)
3516 #define WLAN_AKM_SUITE_TDLS SUITE(0x000FAC, 7)
3517 #define WLAN_AKM_SUITE_SAE SUITE(0x000FAC, 8)
3518 #define WLAN_AKM_SUITE_FT_OVER_SAE SUITE(0x000FAC, 9)
3519 #define WLAN_AKM_SUITE_AP_PEER_KEY SUITE(0x000FAC, 10)
3520 #define WLAN_AKM_SUITE_8021X_SUITE_B SUITE(0x000FAC, 11)
3521 #define WLAN_AKM_SUITE_8021X_SUITE_B_192 SUITE(0x000FAC, 12)
3522 #define WLAN_AKM_SUITE_FT_8021X_SHA384 SUITE(0x000FAC, 13)
3523 #define WLAN_AKM_SUITE_FILS_SHA256 SUITE(0x000FAC, 14)
3524 #define WLAN_AKM_SUITE_FILS_SHA384 SUITE(0x000FAC, 15)
3525 #define WLAN_AKM_SUITE_FT_FILS_SHA256 SUITE(0x000FAC, 16)
3526 #define WLAN_AKM_SUITE_FT_FILS_SHA384 SUITE(0x000FAC, 17)
3527 #define WLAN_AKM_SUITE_OWE SUITE(0x000FAC, 18)
3528 #define WLAN_AKM_SUITE_FT_PSK_SHA384 SUITE(0x000FAC, 19)
3529 #define WLAN_AKM_SUITE_PSK_SHA384 SUITE(0x000FAC, 20)
3530
3531 #define WLAN_AKM_SUITE_WFA_DPP SUITE(WLAN_OUI_WFA, 2)
3532
3533 #define WLAN_MAX_KEY_LEN 32
3534
3535 #define WLAN_PMK_NAME_LEN 16
3536 #define WLAN_PMKID_LEN 16
3537 #define WLAN_PMK_LEN_EAP_LEAP 16
3538 #define WLAN_PMK_LEN 32
3539 #define WLAN_PMK_LEN_SUITE_B_192 48
3540
3541 #define WLAN_OUI_WFA 0x506f9a
3542 #define WLAN_OUI_TYPE_WFA_P2P 9
3543 #define WLAN_OUI_TYPE_WFA_DPP 0x1A
3544 #define WLAN_OUI_MICROSOFT 0x0050f2
3545 #define WLAN_OUI_TYPE_MICROSOFT_WPA 1
3546 #define WLAN_OUI_TYPE_MICROSOFT_WMM 2
3547 #define WLAN_OUI_TYPE_MICROSOFT_WPS 4
3548 #define WLAN_OUI_TYPE_MICROSOFT_TPC 8
3549
3550 /*
3551 * WMM/802.11e Tspec Element
3552 */
3553 #define IEEE80211_WMM_IE_TSPEC_TID_MASK 0x0F
3554 #define IEEE80211_WMM_IE_TSPEC_TID_SHIFT 1
3555
3556 enum ieee80211_tspec_status_code {
3557 IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED = 0,
3558 IEEE80211_TSPEC_STATUS_ADDTS_INVAL_PARAMS = 0x1,
3559 };
3560
3561 struct ieee80211_tspec_ie {
3562 u8 element_id;
3563 u8 len;
3564 u8 oui[3];
3565 u8 oui_type;
3566 u8 oui_subtype;
3567 u8 version;
3568 __le16 tsinfo;
3569 u8 tsinfo_resvd;
3570 __le16 nominal_msdu;
3571 __le16 max_msdu;
3572 __le32 min_service_int;
3573 __le32 max_service_int;
3574 __le32 inactivity_int;
3575 __le32 suspension_int;
3576 __le32 service_start_time;
3577 __le32 min_data_rate;
3578 __le32 mean_data_rate;
3579 __le32 peak_data_rate;
3580 __le32 max_burst_size;
3581 __le32 delay_bound;
3582 __le32 min_phy_rate;
3583 __le16 sba;
3584 __le16 medium_time;
3585 } __packed;
3586
3587 struct ieee80211_he_6ghz_capa {
3588 /* uses IEEE80211_HE_6GHZ_CAP_* below */
3589 __le16 capa;
3590 } __packed;
3591
3592 /* HE 6 GHz band capabilities */
3593 /* uses enum ieee80211_min_mpdu_spacing values */
3594 #define IEEE80211_HE_6GHZ_CAP_MIN_MPDU_START 0x0007
3595 /* uses enum ieee80211_vht_max_ampdu_length_exp values */
3596 #define IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP 0x0038
3597 /* uses IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_* values */
3598 #define IEEE80211_HE_6GHZ_CAP_MAX_MPDU_LEN 0x00c0
3599 /* WLAN_HT_CAP_SM_PS_* values */
3600 #define IEEE80211_HE_6GHZ_CAP_SM_PS 0x0600
3601 #define IEEE80211_HE_6GHZ_CAP_RD_RESPONDER 0x0800
3602 #define IEEE80211_HE_6GHZ_CAP_RX_ANTPAT_CONS 0x1000
3603 #define IEEE80211_HE_6GHZ_CAP_TX_ANTPAT_CONS 0x2000
3604
3605 /**
3606 * ieee80211_get_qos_ctl - get pointer to qos control bytes
3607 * @hdr: the frame
3608 *
3609 * The qos ctrl bytes come after the frame_control, duration, seq_num
3610 * and 3 or 4 addresses of length ETH_ALEN.
3611 * 3 addr: 2 + 2 + 2 + 3*6 = 24
3612 * 4 addr: 2 + 2 + 2 + 4*6 = 30
3613 */
3614 static inline u8 *ieee80211_get_qos_ctl(struct ieee80211_hdr *hdr)
3615 {
3616 if (ieee80211_has_a4(hdr->frame_control))
3617 return (u8 *)hdr + 30;
3618 else
3619 return (u8 *)hdr + 24;
3620 }
3621
3622 /**
3623 * ieee80211_get_tid - get qos TID
3624 * @hdr: the frame
3625 */
3626 static inline u8 ieee80211_get_tid(struct ieee80211_hdr *hdr)
3627 {
3628 u8 *qc = ieee80211_get_qos_ctl(hdr);
3629
3630 return qc[0] & IEEE80211_QOS_CTL_TID_MASK;
3631 }
3632
3633 /**
3634 * ieee80211_get_SA - get pointer to SA
3635 * @hdr: the frame
3636 *
3637 * Given an 802.11 frame, this function returns the offset
3638 * to the source address (SA). It does not verify that the
3639 * header is long enough to contain the address, and the
3640 * header must be long enough to contain the frame control
3641 * field.
3642 */
3643 static inline u8 *ieee80211_get_SA(struct ieee80211_hdr *hdr)
3644 {
3645 if (ieee80211_has_a4(hdr->frame_control))
3646 return hdr->addr4;
3647 if (ieee80211_has_fromds(hdr->frame_control))
3648 return hdr->addr3;
3649 return hdr->addr2;
3650 }
3651
3652 /**
3653 * ieee80211_get_DA - get pointer to DA
3654 * @hdr: the frame
3655 *
3656 * Given an 802.11 frame, this function returns the offset
3657 * to the destination address (DA). It does not verify that
3658 * the header is long enough to contain the address, and the
3659 * header must be long enough to contain the frame control
3660 * field.
3661 */
3662 static inline u8 *ieee80211_get_DA(struct ieee80211_hdr *hdr)
3663 {
3664 if (ieee80211_has_tods(hdr->frame_control))
3665 return hdr->addr3;
3666 else
3667 return hdr->addr1;
3668 }
3669
3670 /**
3671 * _ieee80211_is_robust_mgmt_frame - check if frame is a robust management frame
3672 * @hdr: the frame (buffer must include at least the first octet of payload)
3673 */
3674 static inline bool _ieee80211_is_robust_mgmt_frame(struct ieee80211_hdr *hdr)
3675 {
3676 if (ieee80211_is_disassoc(hdr->frame_control) ||
3677 ieee80211_is_deauth(hdr->frame_control))
3678 return true;
3679
3680 if (ieee80211_is_action(hdr->frame_control)) {
3681 u8 *category;
3682
3683 /*
3684 * Action frames, excluding Public Action frames, are Robust
3685 * Management Frames. However, if we are looking at a Protected
3686 * frame, skip the check since the data may be encrypted and
3687 * the frame has already been found to be a Robust Management
3688 * Frame (by the other end).
3689 */
3690 if (ieee80211_has_protected(hdr->frame_control))
3691 return true;
3692 category = ((u8 *) hdr) + 24;
3693 return *category != WLAN_CATEGORY_PUBLIC &&
3694 *category != WLAN_CATEGORY_HT &&
3695 *category != WLAN_CATEGORY_WNM_UNPROTECTED &&
3696 *category != WLAN_CATEGORY_SELF_PROTECTED &&
3697 *category != WLAN_CATEGORY_UNPROT_DMG &&
3698 *category != WLAN_CATEGORY_VHT &&
3699 *category != WLAN_CATEGORY_VENDOR_SPECIFIC;
3700 }
3701
3702 return false;
3703 }
3704
3705 /**
3706 * ieee80211_is_robust_mgmt_frame - check if skb contains a robust mgmt frame
3707 * @skb: the skb containing the frame, length will be checked
3708 */
3709 static inline bool ieee80211_is_robust_mgmt_frame(struct sk_buff *skb)
3710 {
3711 if (skb->len < IEEE80211_MIN_ACTION_SIZE)
3712 return false;
3713 return _ieee80211_is_robust_mgmt_frame((void *)skb->data);
3714 }
3715
3716 /**
3717 * ieee80211_is_public_action - check if frame is a public action frame
3718 * @hdr: the frame
3719 * @len: length of the frame
3720 */
3721 static inline bool ieee80211_is_public_action(struct ieee80211_hdr *hdr,
3722 size_t len)
3723 {
3724 struct ieee80211_mgmt *mgmt = (void *)hdr;
3725
3726 if (len < IEEE80211_MIN_ACTION_SIZE)
3727 return false;
3728 if (!ieee80211_is_action(hdr->frame_control))
3729 return false;
3730 return mgmt->u.action.category == WLAN_CATEGORY_PUBLIC;
3731 }
3732
3733 /**
3734 * _ieee80211_is_group_privacy_action - check if frame is a group addressed
3735 * privacy action frame
3736 * @hdr: the frame
3737 */
3738 static inline bool _ieee80211_is_group_privacy_action(struct ieee80211_hdr *hdr)
3739 {
3740 struct ieee80211_mgmt *mgmt = (void *)hdr;
3741
3742 if (!ieee80211_is_action(hdr->frame_control) ||
3743 !is_multicast_ether_addr(hdr->addr1))
3744 return false;
3745
3746 return mgmt->u.action.category == WLAN_CATEGORY_MESH_ACTION ||
3747 mgmt->u.action.category == WLAN_CATEGORY_MULTIHOP_ACTION;
3748 }
3749
3750 /**
3751 * ieee80211_is_group_privacy_action - check if frame is a group addressed
3752 * privacy action frame
3753 * @skb: the skb containing the frame, length will be checked
3754 */
3755 static inline bool ieee80211_is_group_privacy_action(struct sk_buff *skb)
3756 {
3757 if (skb->len < IEEE80211_MIN_ACTION_SIZE)
3758 return false;
3759 return _ieee80211_is_group_privacy_action((void *)skb->data);
3760 }
3761
3762 /**
3763 * ieee80211_tu_to_usec - convert time units (TU) to microseconds
3764 * @tu: the TUs
3765 */
3766 static inline unsigned long ieee80211_tu_to_usec(unsigned long tu)
3767 {
3768 return 1024 * tu;
3769 }
3770
3771 /**
3772 * ieee80211_check_tim - check if AID bit is set in TIM
3773 * @tim: the TIM IE
3774 * @tim_len: length of the TIM IE
3775 * @aid: the AID to look for
3776 */
3777 static inline bool ieee80211_check_tim(const struct ieee80211_tim_ie *tim,
3778 u8 tim_len, u16 aid)
3779 {
3780 u8 mask;
3781 u8 index, indexn1, indexn2;
3782
3783 if (unlikely(!tim || tim_len < sizeof(*tim)))
3784 return false;
3785
3786 aid &= 0x3fff;
3787 index = aid / 8;
3788 mask = 1 << (aid & 7);
3789
3790 indexn1 = tim->bitmap_ctrl & 0xfe;
3791 indexn2 = tim_len + indexn1 - 4;
3792
3793 if (index < indexn1 || index > indexn2)
3794 return false;
3795
3796 index -= indexn1;
3797
3798 return !!(tim->virtual_map[index] & mask);
3799 }
3800
3801 /**
3802 * ieee80211_get_tdls_action - get tdls packet action (or -1, if not tdls packet)
3803 * @skb: the skb containing the frame, length will not be checked
3804 * @hdr_size: the size of the ieee80211_hdr that starts at skb->data
3805 *
3806 * This function assumes the frame is a data frame, and that the network header
3807 * is in the correct place.
3808 */
3809 static inline int ieee80211_get_tdls_action(struct sk_buff *skb, u32 hdr_size)
3810 {
3811 if (!skb_is_nonlinear(skb) &&
3812 skb->len > (skb_network_offset(skb) + 2)) {
3813 /* Point to where the indication of TDLS should start */
3814 const u8 *tdls_data = skb_network_header(skb) - 2;
3815
3816 if (get_unaligned_be16(tdls_data) == ETH_P_TDLS &&
3817 tdls_data[2] == WLAN_TDLS_SNAP_RFTYPE &&
3818 tdls_data[3] == WLAN_CATEGORY_TDLS)
3819 return tdls_data[4];
3820 }
3821
3822 return -1;
3823 }
3824
3825 /* convert time units */
3826 #define TU_TO_JIFFIES(x) (usecs_to_jiffies((x) * 1024))
3827 #define TU_TO_EXP_TIME(x) (jiffies + TU_TO_JIFFIES(x))
3828
3829 /* convert frequencies */
3830 #define MHZ_TO_KHZ(freq) ((freq) * 1000)
3831 #define KHZ_TO_MHZ(freq) ((freq) / 1000)
3832 #define PR_KHZ(f) KHZ_TO_MHZ(f), f % 1000
3833 #define KHZ_F "%d.%03d"
3834
3835 /* convert powers */
3836 #define DBI_TO_MBI(gain) ((gain) * 100)
3837 #define MBI_TO_DBI(gain) ((gain) / 100)
3838 #define DBM_TO_MBM(gain) ((gain) * 100)
3839 #define MBM_TO_DBM(gain) ((gain) / 100)
3840
3841 /**
3842 * ieee80211_action_contains_tpc - checks if the frame contains TPC element
3843 * @skb: the skb containing the frame, length will be checked
3844 *
3845 * This function checks if it's either TPC report action frame or Link
3846 * Measurement report action frame as defined in IEEE Std. 802.11-2012 8.5.2.5
3847 * and 8.5.7.5 accordingly.
3848 */
3849 static inline bool ieee80211_action_contains_tpc(struct sk_buff *skb)
3850 {
3851 struct ieee80211_mgmt *mgmt = (void *)skb->data;
3852
3853 if (!ieee80211_is_action(mgmt->frame_control))
3854 return false;
3855
3856 if (skb->len < IEEE80211_MIN_ACTION_SIZE +
3857 sizeof(mgmt->u.action.u.tpc_report))
3858 return false;
3859
3860 /*
3861 * TPC report - check that:
3862 * category = 0 (Spectrum Management) or 5 (Radio Measurement)
3863 * spectrum management action = 3 (TPC/Link Measurement report)
3864 * TPC report EID = 35
3865 * TPC report element length = 2
3866 *
3867 * The spectrum management's tpc_report struct is used here both for
3868 * parsing tpc_report and radio measurement's link measurement report
3869 * frame, since the relevant part is identical in both frames.
3870 */
3871 if (mgmt->u.action.category != WLAN_CATEGORY_SPECTRUM_MGMT &&
3872 mgmt->u.action.category != WLAN_CATEGORY_RADIO_MEASUREMENT)
3873 return false;
3874
3875 /* both spectrum mgmt and link measurement have same action code */
3876 if (mgmt->u.action.u.tpc_report.action_code !=
3877 WLAN_ACTION_SPCT_TPC_RPRT)
3878 return false;
3879
3880 if (mgmt->u.action.u.tpc_report.tpc_elem_id != WLAN_EID_TPC_REPORT ||
3881 mgmt->u.action.u.tpc_report.tpc_elem_length !=
3882 sizeof(struct ieee80211_tpc_report_ie))
3883 return false;
3884
3885 return true;
3886 }
3887
3888 struct element {
3889 u8 id;
3890 u8 datalen;
3891 u8 data[];
3892 } __packed;
3893
3894 /* element iteration helpers */
3895 #define for_each_element(_elem, _data, _datalen) \
3896 for (_elem = (const struct element *)(_data); \
3897 (const u8 *)(_data) + (_datalen) - (const u8 *)_elem >= \
3898 (int)sizeof(*_elem) && \
3899 (const u8 *)(_data) + (_datalen) - (const u8 *)_elem >= \
3900 (int)sizeof(*_elem) + _elem->datalen; \
3901 _elem = (const struct element *)(_elem->data + _elem->datalen))
3902
3903 #define for_each_element_id(element, _id, data, datalen) \
3904 for_each_element(element, data, datalen) \
3905 if (element->id == (_id))
3906
3907 #define for_each_element_extid(element, extid, _data, _datalen) \
3908 for_each_element(element, _data, _datalen) \
3909 if (element->id == WLAN_EID_EXTENSION && \
3910 element->datalen > 0 && \
3911 element->data[0] == (extid))
3912
3913 #define for_each_subelement(sub, element) \
3914 for_each_element(sub, (element)->data, (element)->datalen)
3915
3916 #define for_each_subelement_id(sub, id, element) \
3917 for_each_element_id(sub, id, (element)->data, (element)->datalen)
3918
3919 #define for_each_subelement_extid(sub, extid, element) \
3920 for_each_element_extid(sub, extid, (element)->data, (element)->datalen)
3921
3922 /**
3923 * for_each_element_completed - determine if element parsing consumed all data
3924 * @element: element pointer after for_each_element() or friends
3925 * @data: same data pointer as passed to for_each_element() or friends
3926 * @datalen: same data length as passed to for_each_element() or friends
3927 *
3928 * This function returns %true if all the data was parsed or considered
3929 * while walking the elements. Only use this if your for_each_element()
3930 * loop cannot be broken out of, otherwise it always returns %false.
3931 *
3932 * If some data was malformed, this returns %false since the last parsed
3933 * element will not fill the whole remaining data.
3934 */
3935 static inline bool for_each_element_completed(const struct element *element,
3936 const void *data, size_t datalen)
3937 {
3938 return (const u8 *)element == (const u8 *)data + datalen;
3939 }
3940
3941 /**
3942 * RSNX Capabilities:
3943 * bits 0-3: Field length (n-1)
3944 */
3945 #define WLAN_RSNX_CAPA_PROTECTED_TWT BIT(4)
3946 #define WLAN_RSNX_CAPA_SAE_H2E BIT(5)
3947
3948 /*
3949 * reduced neighbor report, based on Draft P802.11ax_D6.1,
3950 * section 9.4.2.170 and accepted contributions.
3951 */
3952 #define IEEE80211_AP_INFO_TBTT_HDR_TYPE 0x03
3953 #define IEEE80211_AP_INFO_TBTT_HDR_FILTERED 0x04
3954 #define IEEE80211_AP_INFO_TBTT_HDR_COLOC 0x08
3955 #define IEEE80211_AP_INFO_TBTT_HDR_COUNT 0xF0
3956 #define IEEE80211_TBTT_INFO_OFFSET_BSSID_BSS_PARAM 9
3957 #define IEEE80211_TBTT_INFO_OFFSET_BSSID_SSSID_BSS_PARAM 13
3958
3959 #define IEEE80211_RNR_TBTT_PARAMS_OCT_RECOMMENDED 0x01
3960 #define IEEE80211_RNR_TBTT_PARAMS_SAME_SSID 0x02
3961 #define IEEE80211_RNR_TBTT_PARAMS_MULTI_BSSID 0x04
3962 #define IEEE80211_RNR_TBTT_PARAMS_TRANSMITTED_BSSID 0x08
3963 #define IEEE80211_RNR_TBTT_PARAMS_COLOC_ESS 0x10
3964 #define IEEE80211_RNR_TBTT_PARAMS_PROBE_ACTIVE 0x20
3965 #define IEEE80211_RNR_TBTT_PARAMS_COLOC_AP 0x40
3966
3967 struct ieee80211_neighbor_ap_info {
3968 u8 tbtt_info_hdr;
3969 u8 tbtt_info_len;
3970 u8 op_class;
3971 u8 channel;
3972 } __packed;
3973
3974 enum ieee80211_range_params_max_total_ltf {
3975 IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_4 = 0,
3976 IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_8,
3977 IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_16,
3978 IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_UNSPECIFIED,
3979 };
3980
3981 #endif /* LINUX_IEEE80211_H */
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