1 /* SPDX-License-Identifier: GPL-2.0-only */
5 * Copyright (c) 2001-2002, SSH Communications Security Corp and Jouni Malinen
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 - 2019 Intel Corporation
15 #ifndef __LINUX_IEEE80211_H
16 #define __LINUX_IEEE80211_H
21 * TA = transmitter address
22 * RA = receiver address
23 * DA = destination address
26 * ToDS FromDS A1(RA) A2(TA) A3 A4 Use
27 * -----------------------------------------------------------------
28 * 0 0 DA SA BSSID - IBSS/DLS
29 * 0 1 DA BSSID SA - AP -> STA
30 * 1 0 BSSID SA DA - AP <- STA
31 * 1 1 RA TA DA SA unspecified (WDS)
36 #define IEEE80211_FCTL_VERS 0x0003
37 #define IEEE80211_FCTL_FTYPE 0x000c
38 #define IEEE80211_FCTL_STYPE 0x00f0
39 #define IEEE80211_FCTL_TODS 0x0100
40 #define IEEE80211_FCTL_FROMDS 0x0200
41 #define IEEE80211_FCTL_MOREFRAGS 0x0400
42 #define IEEE80211_FCTL_RETRY 0x0800
43 #define IEEE80211_FCTL_PM 0x1000
44 #define IEEE80211_FCTL_MOREDATA 0x2000
45 #define IEEE80211_FCTL_PROTECTED 0x4000
46 #define IEEE80211_FCTL_ORDER 0x8000
47 #define IEEE80211_FCTL_CTL_EXT 0x0f00
49 #define IEEE80211_SCTL_FRAG 0x000F
50 #define IEEE80211_SCTL_SEQ 0xFFF0
52 #define IEEE80211_FTYPE_MGMT 0x0000
53 #define IEEE80211_FTYPE_CTL 0x0004
54 #define IEEE80211_FTYPE_DATA 0x0008
55 #define IEEE80211_FTYPE_EXT 0x000c
58 #define IEEE80211_STYPE_ASSOC_REQ 0x0000
59 #define IEEE80211_STYPE_ASSOC_RESP 0x0010
60 #define IEEE80211_STYPE_REASSOC_REQ 0x0020
61 #define IEEE80211_STYPE_REASSOC_RESP 0x0030
62 #define IEEE80211_STYPE_PROBE_REQ 0x0040
63 #define IEEE80211_STYPE_PROBE_RESP 0x0050
64 #define IEEE80211_STYPE_BEACON 0x0080
65 #define IEEE80211_STYPE_ATIM 0x0090
66 #define IEEE80211_STYPE_DISASSOC 0x00A0
67 #define IEEE80211_STYPE_AUTH 0x00B0
68 #define IEEE80211_STYPE_DEAUTH 0x00C0
69 #define IEEE80211_STYPE_ACTION 0x00D0
72 #define IEEE80211_STYPE_CTL_EXT 0x0060
73 #define IEEE80211_STYPE_BACK_REQ 0x0080
74 #define IEEE80211_STYPE_BACK 0x0090
75 #define IEEE80211_STYPE_PSPOLL 0x00A0
76 #define IEEE80211_STYPE_RTS 0x00B0
77 #define IEEE80211_STYPE_CTS 0x00C0
78 #define IEEE80211_STYPE_ACK 0x00D0
79 #define IEEE80211_STYPE_CFEND 0x00E0
80 #define IEEE80211_STYPE_CFENDACK 0x00F0
83 #define IEEE80211_STYPE_DATA 0x0000
84 #define IEEE80211_STYPE_DATA_CFACK 0x0010
85 #define IEEE80211_STYPE_DATA_CFPOLL 0x0020
86 #define IEEE80211_STYPE_DATA_CFACKPOLL 0x0030
87 #define IEEE80211_STYPE_NULLFUNC 0x0040
88 #define IEEE80211_STYPE_CFACK 0x0050
89 #define IEEE80211_STYPE_CFPOLL 0x0060
90 #define IEEE80211_STYPE_CFACKPOLL 0x0070
91 #define IEEE80211_STYPE_QOS_DATA 0x0080
92 #define IEEE80211_STYPE_QOS_DATA_CFACK 0x0090
93 #define IEEE80211_STYPE_QOS_DATA_CFPOLL 0x00A0
94 #define IEEE80211_STYPE_QOS_DATA_CFACKPOLL 0x00B0
95 #define IEEE80211_STYPE_QOS_NULLFUNC 0x00C0
96 #define IEEE80211_STYPE_QOS_CFACK 0x00D0
97 #define IEEE80211_STYPE_QOS_CFPOLL 0x00E0
98 #define IEEE80211_STYPE_QOS_CFACKPOLL 0x00F0
100 /* extension, added by 802.11ad */
101 #define IEEE80211_STYPE_DMG_BEACON 0x0000
103 /* control extension - for IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTL_EXT */
104 #define IEEE80211_CTL_EXT_POLL 0x2000
105 #define IEEE80211_CTL_EXT_SPR 0x3000
106 #define IEEE80211_CTL_EXT_GRANT 0x4000
107 #define IEEE80211_CTL_EXT_DMG_CTS 0x5000
108 #define IEEE80211_CTL_EXT_DMG_DTS 0x6000
109 #define IEEE80211_CTL_EXT_SSW 0x8000
110 #define IEEE80211_CTL_EXT_SSW_FBACK 0x9000
111 #define IEEE80211_CTL_EXT_SSW_ACK 0xa000
114 #define IEEE80211_SN_MASK ((IEEE80211_SCTL_SEQ) >> 4)
115 #define IEEE80211_MAX_SN IEEE80211_SN_MASK
116 #define IEEE80211_SN_MODULO (IEEE80211_MAX_SN + 1)
118 static inline bool ieee80211_sn_less(u16 sn1, u16 sn2)
120 return ((sn1 - sn2) & IEEE80211_SN_MASK) > (IEEE80211_SN_MODULO >> 1);
123 static inline u16 ieee80211_sn_add(u16 sn1, u16 sn2)
125 return (sn1 + sn2) & IEEE80211_SN_MASK;
128 static inline u16 ieee80211_sn_inc(u16 sn)
130 return ieee80211_sn_add(sn, 1);
133 static inline u16 ieee80211_sn_sub(u16 sn1, u16 sn2)
135 return (sn1 - sn2) & IEEE80211_SN_MASK;
138 #define IEEE80211_SEQ_TO_SN(seq) (((seq) & IEEE80211_SCTL_SEQ) >> 4)
139 #define IEEE80211_SN_TO_SEQ(ssn) (((ssn) << 4) & IEEE80211_SCTL_SEQ)
141 /* miscellaneous IEEE 802.11 constants */
142 #define IEEE80211_MAX_FRAG_THRESHOLD 2352
143 #define IEEE80211_MAX_RTS_THRESHOLD 2353
144 #define IEEE80211_MAX_AID 2007
145 #define IEEE80211_MAX_TIM_LEN 251
146 #define IEEE80211_MAX_MESH_PEERINGS 63
147 /* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
150 802.11e clarifies the figure in section 7.1.2. The frame body is
151 up to 2304 octets long (maximum MSDU size) plus any crypt overhead. */
152 #define IEEE80211_MAX_DATA_LEN 2304
153 /* 802.11ad extends maximum MSDU size for DMG (freq > 40Ghz) networks
154 * to 7920 bytes, see 8.2.3 General frame format
156 #define IEEE80211_MAX_DATA_LEN_DMG 7920
157 /* 30 byte 4 addr hdr, 2 byte QoS, 2304 byte MSDU, 12 byte crypt, 4 byte FCS */
158 #define IEEE80211_MAX_FRAME_LEN 2352
160 /* Maximal size of an A-MSDU that can be transported in a HT BA session */
161 #define IEEE80211_MAX_MPDU_LEN_HT_BA 4095
163 /* Maximal size of an A-MSDU */
164 #define IEEE80211_MAX_MPDU_LEN_HT_3839 3839
165 #define IEEE80211_MAX_MPDU_LEN_HT_7935 7935
167 #define IEEE80211_MAX_MPDU_LEN_VHT_3895 3895
168 #define IEEE80211_MAX_MPDU_LEN_VHT_7991 7991
169 #define IEEE80211_MAX_MPDU_LEN_VHT_11454 11454
171 #define IEEE80211_MAX_SSID_LEN 32
173 #define IEEE80211_MAX_MESH_ID_LEN 32
175 #define IEEE80211_FIRST_TSPEC_TSID 8
176 #define IEEE80211_NUM_TIDS 16
178 /* number of user priorities 802.11 uses */
179 #define IEEE80211_NUM_UPS 8
181 #define IEEE80211_NUM_ACS 4
183 #define IEEE80211_QOS_CTL_LEN 2
185 #define IEEE80211_QOS_CTL_TAG1D_MASK 0x0007
187 #define IEEE80211_QOS_CTL_TID_MASK 0x000f
189 #define IEEE80211_QOS_CTL_EOSP 0x0010
191 #define IEEE80211_QOS_CTL_ACK_POLICY_NORMAL 0x0000
192 #define IEEE80211_QOS_CTL_ACK_POLICY_NOACK 0x0020
193 #define IEEE80211_QOS_CTL_ACK_POLICY_NO_EXPL 0x0040
194 #define IEEE80211_QOS_CTL_ACK_POLICY_BLOCKACK 0x0060
195 #define IEEE80211_QOS_CTL_ACK_POLICY_MASK 0x0060
197 #define IEEE80211_QOS_CTL_A_MSDU_PRESENT 0x0080
198 /* Mesh Control 802.11s */
199 #define IEEE80211_QOS_CTL_MESH_CONTROL_PRESENT 0x0100
201 /* U-APSD queue for WMM IEs sent by AP */
202 #define IEEE80211_WMM_IE_AP_QOSINFO_UAPSD (1<<7)
203 #define IEEE80211_WMM_IE_AP_QOSINFO_PARAM_SET_CNT_MASK 0x0f
205 /* U-APSD queues for WMM IEs sent by STA */
206 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_VO (1<<0)
207 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_VI (1<<1)
208 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_BK (1<<2)
209 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_BE (1<<3)
210 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_MASK 0x0f
212 /* U-APSD max SP length for WMM IEs sent by STA */
213 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL 0x00
214 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_2 0x01
215 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_4 0x02
216 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_6 0x03
217 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_MASK 0x03
218 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_SHIFT 5
220 #define IEEE80211_HT_CTL_LEN 4
222 struct ieee80211_hdr {
223 __le16 frame_control;
230 } __packed __aligned(2);
232 struct ieee80211_hdr_3addr {
233 __le16 frame_control;
239 } __packed __aligned(2);
241 struct ieee80211_qos_hdr {
242 __le16 frame_control;
249 } __packed __aligned(2);
252 * ieee80211_has_tods - check if IEEE80211_FCTL_TODS is set
253 * @fc: frame control bytes in little-endian byteorder
255 static inline bool ieee80211_has_tods(__le16 fc)
257 return (fc & cpu_to_le16(IEEE80211_FCTL_TODS)) != 0;
261 * ieee80211_has_fromds - check if IEEE80211_FCTL_FROMDS is set
262 * @fc: frame control bytes in little-endian byteorder
264 static inline bool ieee80211_has_fromds(__le16 fc)
266 return (fc & cpu_to_le16(IEEE80211_FCTL_FROMDS)) != 0;
270 * ieee80211_has_a4 - check if IEEE80211_FCTL_TODS and IEEE80211_FCTL_FROMDS are set
271 * @fc: frame control bytes in little-endian byteorder
273 static inline bool ieee80211_has_a4(__le16 fc)
275 __le16 tmp = cpu_to_le16(IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS);
276 return (fc & tmp) == tmp;
280 * ieee80211_has_morefrags - check if IEEE80211_FCTL_MOREFRAGS is set
281 * @fc: frame control bytes in little-endian byteorder
283 static inline bool ieee80211_has_morefrags(__le16 fc)
285 return (fc & cpu_to_le16(IEEE80211_FCTL_MOREFRAGS)) != 0;
289 * ieee80211_has_retry - check if IEEE80211_FCTL_RETRY is set
290 * @fc: frame control bytes in little-endian byteorder
292 static inline bool ieee80211_has_retry(__le16 fc)
294 return (fc & cpu_to_le16(IEEE80211_FCTL_RETRY)) != 0;
298 * ieee80211_has_pm - check if IEEE80211_FCTL_PM is set
299 * @fc: frame control bytes in little-endian byteorder
301 static inline bool ieee80211_has_pm(__le16 fc)
303 return (fc & cpu_to_le16(IEEE80211_FCTL_PM)) != 0;
307 * ieee80211_has_moredata - check if IEEE80211_FCTL_MOREDATA is set
308 * @fc: frame control bytes in little-endian byteorder
310 static inline bool ieee80211_has_moredata(__le16 fc)
312 return (fc & cpu_to_le16(IEEE80211_FCTL_MOREDATA)) != 0;
316 * ieee80211_has_protected - check if IEEE80211_FCTL_PROTECTED is set
317 * @fc: frame control bytes in little-endian byteorder
319 static inline bool ieee80211_has_protected(__le16 fc)
321 return (fc & cpu_to_le16(IEEE80211_FCTL_PROTECTED)) != 0;
325 * ieee80211_has_order - check if IEEE80211_FCTL_ORDER is set
326 * @fc: frame control bytes in little-endian byteorder
328 static inline bool ieee80211_has_order(__le16 fc)
330 return (fc & cpu_to_le16(IEEE80211_FCTL_ORDER)) != 0;
334 * ieee80211_is_mgmt - check if type is IEEE80211_FTYPE_MGMT
335 * @fc: frame control bytes in little-endian byteorder
337 static inline bool ieee80211_is_mgmt(__le16 fc)
339 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
340 cpu_to_le16(IEEE80211_FTYPE_MGMT);
344 * ieee80211_is_ctl - check if type is IEEE80211_FTYPE_CTL
345 * @fc: frame control bytes in little-endian byteorder
347 static inline bool ieee80211_is_ctl(__le16 fc)
349 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
350 cpu_to_le16(IEEE80211_FTYPE_CTL);
354 * ieee80211_is_data - check if type is IEEE80211_FTYPE_DATA
355 * @fc: frame control bytes in little-endian byteorder
357 static inline bool ieee80211_is_data(__le16 fc)
359 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
360 cpu_to_le16(IEEE80211_FTYPE_DATA);
364 * ieee80211_is_data_qos - check if type is IEEE80211_FTYPE_DATA and IEEE80211_STYPE_QOS_DATA is set
365 * @fc: frame control bytes in little-endian byteorder
367 static inline bool ieee80211_is_data_qos(__le16 fc)
370 * mask with QOS_DATA rather than IEEE80211_FCTL_STYPE as we just need
371 * to check the one bit
373 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_STYPE_QOS_DATA)) ==
374 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_DATA);
378 * ieee80211_is_data_present - check if type is IEEE80211_FTYPE_DATA and has data
379 * @fc: frame control bytes in little-endian byteorder
381 static inline bool ieee80211_is_data_present(__le16 fc)
384 * mask with 0x40 and test that that bit is clear to only return true
385 * for the data-containing substypes.
387 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | 0x40)) ==
388 cpu_to_le16(IEEE80211_FTYPE_DATA);
392 * ieee80211_is_assoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_REQ
393 * @fc: frame control bytes in little-endian byteorder
395 static inline bool ieee80211_is_assoc_req(__le16 fc)
397 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
398 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_REQ);
402 * ieee80211_is_assoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_RESP
403 * @fc: frame control bytes in little-endian byteorder
405 static inline bool ieee80211_is_assoc_resp(__le16 fc)
407 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
408 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_RESP);
412 * ieee80211_is_reassoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_REQ
413 * @fc: frame control bytes in little-endian byteorder
415 static inline bool ieee80211_is_reassoc_req(__le16 fc)
417 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
418 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_REQ);
422 * ieee80211_is_reassoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_RESP
423 * @fc: frame control bytes in little-endian byteorder
425 static inline bool ieee80211_is_reassoc_resp(__le16 fc)
427 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
428 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_RESP);
432 * ieee80211_is_probe_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_REQ
433 * @fc: frame control bytes in little-endian byteorder
435 static inline bool ieee80211_is_probe_req(__le16 fc)
437 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
438 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ);
442 * ieee80211_is_probe_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_RESP
443 * @fc: frame control bytes in little-endian byteorder
445 static inline bool ieee80211_is_probe_resp(__le16 fc)
447 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
448 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_RESP);
452 * ieee80211_is_beacon - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_BEACON
453 * @fc: frame control bytes in little-endian byteorder
455 static inline bool ieee80211_is_beacon(__le16 fc)
457 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
458 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_BEACON);
462 * ieee80211_is_atim - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ATIM
463 * @fc: frame control bytes in little-endian byteorder
465 static inline bool ieee80211_is_atim(__le16 fc)
467 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
468 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ATIM);
472 * ieee80211_is_disassoc - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DISASSOC
473 * @fc: frame control bytes in little-endian byteorder
475 static inline bool ieee80211_is_disassoc(__le16 fc)
477 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
478 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DISASSOC);
482 * ieee80211_is_auth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_AUTH
483 * @fc: frame control bytes in little-endian byteorder
485 static inline bool ieee80211_is_auth(__le16 fc)
487 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
488 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_AUTH);
492 * ieee80211_is_deauth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DEAUTH
493 * @fc: frame control bytes in little-endian byteorder
495 static inline bool ieee80211_is_deauth(__le16 fc)
497 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
498 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DEAUTH);
502 * ieee80211_is_action - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ACTION
503 * @fc: frame control bytes in little-endian byteorder
505 static inline bool ieee80211_is_action(__le16 fc)
507 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
508 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ACTION);
512 * ieee80211_is_back_req - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK_REQ
513 * @fc: frame control bytes in little-endian byteorder
515 static inline bool ieee80211_is_back_req(__le16 fc)
517 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
518 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK_REQ);
522 * ieee80211_is_back - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK
523 * @fc: frame control bytes in little-endian byteorder
525 static inline bool ieee80211_is_back(__le16 fc)
527 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
528 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK);
532 * ieee80211_is_pspoll - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_PSPOLL
533 * @fc: frame control bytes in little-endian byteorder
535 static inline bool ieee80211_is_pspoll(__le16 fc)
537 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
538 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_PSPOLL);
542 * ieee80211_is_rts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_RTS
543 * @fc: frame control bytes in little-endian byteorder
545 static inline bool ieee80211_is_rts(__le16 fc)
547 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
548 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_RTS);
552 * ieee80211_is_cts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CTS
553 * @fc: frame control bytes in little-endian byteorder
555 static inline bool ieee80211_is_cts(__le16 fc)
557 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
558 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTS);
562 * ieee80211_is_ack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_ACK
563 * @fc: frame control bytes in little-endian byteorder
565 static inline bool ieee80211_is_ack(__le16 fc)
567 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
568 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_ACK);
572 * ieee80211_is_cfend - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFEND
573 * @fc: frame control bytes in little-endian byteorder
575 static inline bool ieee80211_is_cfend(__le16 fc)
577 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
578 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFEND);
582 * ieee80211_is_cfendack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFENDACK
583 * @fc: frame control bytes in little-endian byteorder
585 static inline bool ieee80211_is_cfendack(__le16 fc)
587 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
588 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFENDACK);
592 * ieee80211_is_nullfunc - check if frame is a regular (non-QoS) nullfunc frame
593 * @fc: frame control bytes in little-endian byteorder
595 static inline bool ieee80211_is_nullfunc(__le16 fc)
597 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
598 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_NULLFUNC);
602 * ieee80211_is_qos_nullfunc - check if frame is a QoS nullfunc frame
603 * @fc: frame control bytes in little-endian byteorder
605 static inline bool ieee80211_is_qos_nullfunc(__le16 fc)
607 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
608 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_NULLFUNC);
611 static inline unsigned int ieee80211_hdrlen(__le16 fc)
613 unsigned int hdrlen = 24;
615 if (ieee80211_has_a4(fc))
618 if (ieee80211_is_data_qos(fc)) {
619 hdrlen += IEEE80211_QOS_CTL_LEN;
620 if (ieee80211_has_order(fc))
621 hdrlen += IEEE80211_HT_CTL_LEN;
628 * ieee80211_is_any_nullfunc - check if frame is regular or QoS nullfunc frame
629 * @fc: frame control bytes in little-endian byteorder
631 static inline bool ieee80211_is_any_nullfunc(__le16 fc)
633 return (ieee80211_is_nullfunc(fc) || ieee80211_is_qos_nullfunc(fc));
637 * ieee80211_is_bufferable_mmpdu - check if frame is bufferable MMPDU
638 * @fc: frame control field in little-endian byteorder
640 static inline bool ieee80211_is_bufferable_mmpdu(__le16 fc)
642 /* IEEE 802.11-2012, definition of "bufferable management frame";
643 * note that this ignores the IBSS special case. */
644 return ieee80211_is_mgmt(fc) &&
645 (ieee80211_is_action(fc) ||
646 ieee80211_is_disassoc(fc) ||
647 ieee80211_is_deauth(fc));
651 * ieee80211_is_first_frag - check if IEEE80211_SCTL_FRAG is not set
652 * @seq_ctrl: frame sequence control bytes in little-endian byteorder
654 static inline bool ieee80211_is_first_frag(__le16 seq_ctrl)
656 return (seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG)) == 0;
660 * ieee80211_is_frag - check if a frame is a fragment
661 * @hdr: 802.11 header of the frame
663 static inline bool ieee80211_is_frag(struct ieee80211_hdr *hdr)
665 return ieee80211_has_morefrags(hdr->frame_control) ||
666 hdr->seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG);
669 struct ieee80211s_hdr {
675 } __packed __aligned(2);
678 #define MESH_FLAGS_AE_A4 0x1
679 #define MESH_FLAGS_AE_A5_A6 0x2
680 #define MESH_FLAGS_AE 0x3
681 #define MESH_FLAGS_PS_DEEP 0x4
684 * enum ieee80211_preq_flags - mesh PREQ element flags
686 * @IEEE80211_PREQ_PROACTIVE_PREP_FLAG: proactive PREP subfield
688 enum ieee80211_preq_flags {
689 IEEE80211_PREQ_PROACTIVE_PREP_FLAG = 1<<2,
693 * enum ieee80211_preq_target_flags - mesh PREQ element per target flags
695 * @IEEE80211_PREQ_TO_FLAG: target only subfield
696 * @IEEE80211_PREQ_USN_FLAG: unknown target HWMP sequence number subfield
698 enum ieee80211_preq_target_flags {
699 IEEE80211_PREQ_TO_FLAG = 1<<0,
700 IEEE80211_PREQ_USN_FLAG = 1<<2,
704 * struct ieee80211_quiet_ie
706 * This structure refers to "Quiet information element"
708 struct ieee80211_quiet_ie {
716 * struct ieee80211_msrment_ie
718 * This structure refers to "Measurement Request/Report information element"
720 struct ieee80211_msrment_ie {
728 * struct ieee80211_channel_sw_ie
730 * This structure refers to "Channel Switch Announcement information element"
732 struct ieee80211_channel_sw_ie {
739 * struct ieee80211_ext_chansw_ie
741 * This structure represents the "Extended Channel Switch Announcement element"
743 struct ieee80211_ext_chansw_ie {
745 u8 new_operating_class;
751 * struct ieee80211_sec_chan_offs_ie - secondary channel offset IE
752 * @sec_chan_offs: secondary channel offset, uses IEEE80211_HT_PARAM_CHA_SEC_*
754 * This structure represents the "Secondary Channel Offset element"
756 struct ieee80211_sec_chan_offs_ie {
761 * struct ieee80211_mesh_chansw_params_ie - mesh channel switch parameters IE
763 * This structure represents the "Mesh Channel Switch Paramters element"
765 struct ieee80211_mesh_chansw_params_ie {
769 __le16 mesh_pre_value;
773 * struct ieee80211_wide_bw_chansw_ie - wide bandwidth channel switch IE
775 struct ieee80211_wide_bw_chansw_ie {
776 u8 new_channel_width;
777 u8 new_center_freq_seg0, new_center_freq_seg1;
781 * struct ieee80211_tim
783 * This structure refers to "Traffic Indication Map information element"
785 struct ieee80211_tim_ie {
789 /* variable size: 1 - 251 bytes */
794 * struct ieee80211_meshconf_ie
796 * This structure refers to "Mesh Configuration information element"
798 struct ieee80211_meshconf_ie {
809 * enum mesh_config_capab_flags - Mesh Configuration IE capability field flags
811 * @IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS: STA is willing to establish
812 * additional mesh peerings with other mesh STAs
813 * @IEEE80211_MESHCONF_CAPAB_FORWARDING: the STA forwards MSDUs
814 * @IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING: TBTT adjustment procedure
817 enum mesh_config_capab_flags {
818 IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS = 0x01,
819 IEEE80211_MESHCONF_CAPAB_FORWARDING = 0x08,
820 IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING = 0x20,
823 #define IEEE80211_MESHCONF_FORM_CONNECTED_TO_GATE 0x1
826 * mesh channel switch parameters element's flag indicator
829 #define WLAN_EID_CHAN_SWITCH_PARAM_TX_RESTRICT BIT(0)
830 #define WLAN_EID_CHAN_SWITCH_PARAM_INITIATOR BIT(1)
831 #define WLAN_EID_CHAN_SWITCH_PARAM_REASON BIT(2)
834 * struct ieee80211_rann_ie
836 * This structure refers to "Root Announcement information element"
838 struct ieee80211_rann_ie {
844 __le32 rann_interval;
848 enum ieee80211_rann_flags {
849 RANN_FLAG_IS_GATE = 1 << 0,
852 enum ieee80211_ht_chanwidth_values {
853 IEEE80211_HT_CHANWIDTH_20MHZ = 0,
854 IEEE80211_HT_CHANWIDTH_ANY = 1,
858 * enum ieee80211_opmode_bits - VHT operating mode field bits
859 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK: channel width mask
860 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ: 20 MHz channel width
861 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ: 40 MHz channel width
862 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ: 80 MHz channel width
863 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ: 160 MHz or 80+80 MHz channel width
864 * @IEEE80211_OPMODE_NOTIF_RX_NSS_MASK: number of spatial streams mask
865 * (the NSS value is the value of this field + 1)
866 * @IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT: number of spatial streams shift
867 * @IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF: indicates streams in SU-MIMO PPDU
868 * using a beamforming steering matrix
870 enum ieee80211_vht_opmode_bits {
871 IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK = 3,
872 IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ = 0,
873 IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ = 1,
874 IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ = 2,
875 IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ = 3,
876 IEEE80211_OPMODE_NOTIF_RX_NSS_MASK = 0x70,
877 IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT = 4,
878 IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF = 0x80,
881 #define WLAN_SA_QUERY_TR_ID_LEN 2
882 #define WLAN_MEMBERSHIP_LEN 8
883 #define WLAN_USER_POSITION_LEN 16
886 * struct ieee80211_tpc_report_ie
888 * This structure refers to "TPC Report element"
890 struct ieee80211_tpc_report_ie {
895 #define IEEE80211_ADDBA_EXT_FRAG_LEVEL_MASK GENMASK(2, 1)
896 #define IEEE80211_ADDBA_EXT_FRAG_LEVEL_SHIFT 1
897 #define IEEE80211_ADDBA_EXT_NO_FRAG BIT(0)
899 struct ieee80211_addba_ext_ie {
903 struct ieee80211_mgmt {
904 __le16 frame_control;
913 __le16 auth_transaction;
915 /* possibly followed by Challenge text */
917 } __packed __aligned(4) auth;
920 } __packed __aligned(4) deauth;
923 __le16 listen_interval;
924 /* followed by SSID and Supported rates */
926 } __packed __aligned(4) assoc_req;
931 /* followed by Supported rates */
933 } __packed __aligned(4) assoc_resp, reassoc_resp;
936 __le16 listen_interval;
938 /* followed by SSID and Supported rates */
940 } __packed __aligned(4) reassoc_req;
943 } __packed __aligned(4) disassoc;
948 /* followed by some of SSID, Supported rates,
949 * FH Params, DS Params, CF Params, IBSS Params, TIM */
951 } __packed __aligned(4) beacon;
953 /* only variable items: SSID, Supported rates */
955 } __packed __aligned(4) probe_req;
960 /* followed by some of SSID, Supported rates,
961 * FH Params, DS Params, CF Params, IBSS Params */
963 } __packed __aligned(4) probe_resp;
972 } __packed wme_action;
976 } __packed chan_switch;
979 struct ieee80211_ext_chansw_ie data;
981 } __packed ext_chan_switch;
987 struct ieee80211_msrment_ie msr_elem;
988 } __packed measurement;
994 __le16 start_seq_num;
995 /* followed by BA Extension */
997 } __packed addba_req;
1004 } __packed addba_resp;
1013 } __packed self_prot;
1017 } __packed mesh_action;
1020 u8 trans_id[WLAN_SA_QUERY_TR_ID_LEN];
1021 } __packed sa_query;
1029 } __packed ht_notify_cw;
1035 } __packed tdls_discover_resp;
1039 } __packed vht_opmode_notif;
1042 u8 membership[WLAN_MEMBERSHIP_LEN];
1043 u8 position[WLAN_USER_POSITION_LEN];
1044 } __packed vht_group_notif;
1050 struct ieee80211_tpc_report_ie tpc;
1051 } __packed tpc_report;
1063 } __packed __aligned(4) action;
1065 } __packed __aligned(2);
1067 /* Supported rates membership selectors */
1068 #define BSS_MEMBERSHIP_SELECTOR_HT_PHY 127
1069 #define BSS_MEMBERSHIP_SELECTOR_VHT_PHY 126
1071 /* mgmt header + 1 byte category code */
1072 #define IEEE80211_MIN_ACTION_SIZE offsetof(struct ieee80211_mgmt, u.action.u)
1075 /* Management MIC information element (IEEE 802.11w) */
1076 struct ieee80211_mmie {
1080 u8 sequence_number[6];
1084 /* Management MIC information element (IEEE 802.11w) for GMAC and CMAC-256 */
1085 struct ieee80211_mmie_16 {
1089 u8 sequence_number[6];
1093 struct ieee80211_vendor_ie {
1100 struct ieee80211_wmm_ac_param {
1101 u8 aci_aifsn; /* AIFSN, ACM, ACI */
1102 u8 cw; /* ECWmin, ECWmax (CW = 2^ECW - 1) */
1106 struct ieee80211_wmm_param_ie {
1107 u8 element_id; /* Element ID: 221 (0xdd); */
1108 u8 len; /* Length: 24 */
1109 /* required fields for WMM version 1 */
1110 u8 oui[3]; /* 00:50:f2 */
1111 u8 oui_type; /* 2 */
1112 u8 oui_subtype; /* 1 */
1113 u8 version; /* 1 for WMM version 1.0 */
1114 u8 qos_info; /* AP/STA specific QoS info */
1115 u8 reserved; /* 0 */
1116 /* AC_BE, AC_BK, AC_VI, AC_VO */
1117 struct ieee80211_wmm_ac_param ac[4];
1120 /* Control frames */
1121 struct ieee80211_rts {
1122 __le16 frame_control;
1126 } __packed __aligned(2);
1128 struct ieee80211_cts {
1129 __le16 frame_control;
1132 } __packed __aligned(2);
1134 struct ieee80211_pspoll {
1135 __le16 frame_control;
1139 } __packed __aligned(2);
1143 /* Channel switch timing */
1144 struct ieee80211_ch_switch_timing {
1146 __le16 switch_timeout;
1149 /* Link-id information element */
1150 struct ieee80211_tdls_lnkie {
1151 u8 ie_type; /* Link Identifier IE */
1158 struct ieee80211_tdls_data {
1170 } __packed setup_req;
1176 } __packed setup_resp;
1181 } __packed setup_cfm;
1185 } __packed teardown;
1189 } __packed discover_req;
1194 } __packed chan_switch_req;
1198 } __packed chan_switch_resp;
1203 * Peer-to-Peer IE attribute related definitions.
1206 * enum ieee80211_p2p_attr_id - identifies type of peer-to-peer attribute.
1208 enum ieee80211_p2p_attr_id {
1209 IEEE80211_P2P_ATTR_STATUS = 0,
1210 IEEE80211_P2P_ATTR_MINOR_REASON,
1211 IEEE80211_P2P_ATTR_CAPABILITY,
1212 IEEE80211_P2P_ATTR_DEVICE_ID,
1213 IEEE80211_P2P_ATTR_GO_INTENT,
1214 IEEE80211_P2P_ATTR_GO_CONFIG_TIMEOUT,
1215 IEEE80211_P2P_ATTR_LISTEN_CHANNEL,
1216 IEEE80211_P2P_ATTR_GROUP_BSSID,
1217 IEEE80211_P2P_ATTR_EXT_LISTEN_TIMING,
1218 IEEE80211_P2P_ATTR_INTENDED_IFACE_ADDR,
1219 IEEE80211_P2P_ATTR_MANAGABILITY,
1220 IEEE80211_P2P_ATTR_CHANNEL_LIST,
1221 IEEE80211_P2P_ATTR_ABSENCE_NOTICE,
1222 IEEE80211_P2P_ATTR_DEVICE_INFO,
1223 IEEE80211_P2P_ATTR_GROUP_INFO,
1224 IEEE80211_P2P_ATTR_GROUP_ID,
1225 IEEE80211_P2P_ATTR_INTERFACE,
1226 IEEE80211_P2P_ATTR_OPER_CHANNEL,
1227 IEEE80211_P2P_ATTR_INVITE_FLAGS,
1228 /* 19 - 220: Reserved */
1229 IEEE80211_P2P_ATTR_VENDOR_SPECIFIC = 221,
1231 IEEE80211_P2P_ATTR_MAX
1234 /* Notice of Absence attribute - described in P2P spec 4.1.14 */
1235 /* Typical max value used here */
1236 #define IEEE80211_P2P_NOA_DESC_MAX 4
1238 struct ieee80211_p2p_noa_desc {
1245 struct ieee80211_p2p_noa_attr {
1248 struct ieee80211_p2p_noa_desc desc[IEEE80211_P2P_NOA_DESC_MAX];
1251 #define IEEE80211_P2P_OPPPS_ENABLE_BIT BIT(7)
1252 #define IEEE80211_P2P_OPPPS_CTWINDOW_MASK 0x7F
1255 * struct ieee80211_bar - HT Block Ack Request
1257 * This structure refers to "HT BlockAckReq" as
1258 * described in 802.11n draft section 7.2.1.7.1
1260 struct ieee80211_bar {
1261 __le16 frame_control;
1266 __le16 start_seq_num;
1267 } __packed __aligned(2);
1269 /* 802.11 BA(R) control masks */
1270 #define IEEE80211_BAR_CTRL_ACK_POLICY_NORMAL 0x0000
1271 #define IEEE80211_BAR_CTRL_MULTI_TID 0x0002
1272 #define IEEE80211_BAR_CTRL_CBMTID_COMPRESSED_BA 0x0004
1273 #define IEEE80211_BAR_CTRL_TID_INFO_MASK 0xf000
1274 #define IEEE80211_BAR_CTRL_TID_INFO_SHIFT 12
1277 * struct ieee80211_ba - HT Block Ack
1279 * This structure refers to "HT BlockAck" as
1280 * described in 802.11n draft section 7.2.1.8.1
1282 struct ieee80211_ba {
1283 __le16 frame_control;
1289 __le16 start_seq_num;
1293 #define IEEE80211_HT_MCS_MASK_LEN 10
1296 * struct ieee80211_mcs_info - MCS information
1298 * @rx_highest: highest supported RX rate. If set represents
1299 * the highest supported RX data rate in units of 1 Mbps.
1300 * If this field is 0 this value should not be used to
1301 * consider the highest RX data rate supported.
1302 * @tx_params: TX parameters
1304 struct ieee80211_mcs_info {
1305 u8 rx_mask[IEEE80211_HT_MCS_MASK_LEN];
1311 /* 802.11n HT capability MSC set */
1312 #define IEEE80211_HT_MCS_RX_HIGHEST_MASK 0x3ff
1313 #define IEEE80211_HT_MCS_TX_DEFINED 0x01
1314 #define IEEE80211_HT_MCS_TX_RX_DIFF 0x02
1315 /* value 0 == 1 stream etc */
1316 #define IEEE80211_HT_MCS_TX_MAX_STREAMS_MASK 0x0C
1317 #define IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT 2
1318 #define IEEE80211_HT_MCS_TX_MAX_STREAMS 4
1319 #define IEEE80211_HT_MCS_TX_UNEQUAL_MODULATION 0x10
1322 * 802.11n D5.0 20.3.5 / 20.6 says:
1323 * - indices 0 to 7 and 32 are single spatial stream
1324 * - 8 to 31 are multiple spatial streams using equal modulation
1325 * [8..15 for two streams, 16..23 for three and 24..31 for four]
1326 * - remainder are multiple spatial streams using unequal modulation
1328 #define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START 33
1329 #define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START_BYTE \
1330 (IEEE80211_HT_MCS_UNEQUAL_MODULATION_START / 8)
1333 * struct ieee80211_ht_cap - HT capabilities
1335 * This structure is the "HT capabilities element" as
1336 * described in 802.11n D5.0 7.3.2.57
1338 struct ieee80211_ht_cap {
1340 u8 ampdu_params_info;
1342 /* 16 bytes MCS information */
1343 struct ieee80211_mcs_info mcs;
1345 __le16 extended_ht_cap_info;
1346 __le32 tx_BF_cap_info;
1347 u8 antenna_selection_info;
1350 /* 802.11n HT capabilities masks (for cap_info) */
1351 #define IEEE80211_HT_CAP_LDPC_CODING 0x0001
1352 #define IEEE80211_HT_CAP_SUP_WIDTH_20_40 0x0002
1353 #define IEEE80211_HT_CAP_SM_PS 0x000C
1354 #define IEEE80211_HT_CAP_SM_PS_SHIFT 2
1355 #define IEEE80211_HT_CAP_GRN_FLD 0x0010
1356 #define IEEE80211_HT_CAP_SGI_20 0x0020
1357 #define IEEE80211_HT_CAP_SGI_40 0x0040
1358 #define IEEE80211_HT_CAP_TX_STBC 0x0080
1359 #define IEEE80211_HT_CAP_RX_STBC 0x0300
1360 #define IEEE80211_HT_CAP_RX_STBC_SHIFT 8
1361 #define IEEE80211_HT_CAP_DELAY_BA 0x0400
1362 #define IEEE80211_HT_CAP_MAX_AMSDU 0x0800
1363 #define IEEE80211_HT_CAP_DSSSCCK40 0x1000
1364 #define IEEE80211_HT_CAP_RESERVED 0x2000
1365 #define IEEE80211_HT_CAP_40MHZ_INTOLERANT 0x4000
1366 #define IEEE80211_HT_CAP_LSIG_TXOP_PROT 0x8000
1368 /* 802.11n HT extended capabilities masks (for extended_ht_cap_info) */
1369 #define IEEE80211_HT_EXT_CAP_PCO 0x0001
1370 #define IEEE80211_HT_EXT_CAP_PCO_TIME 0x0006
1371 #define IEEE80211_HT_EXT_CAP_PCO_TIME_SHIFT 1
1372 #define IEEE80211_HT_EXT_CAP_MCS_FB 0x0300
1373 #define IEEE80211_HT_EXT_CAP_MCS_FB_SHIFT 8
1374 #define IEEE80211_HT_EXT_CAP_HTC_SUP 0x0400
1375 #define IEEE80211_HT_EXT_CAP_RD_RESPONDER 0x0800
1377 /* 802.11n HT capability AMPDU settings (for ampdu_params_info) */
1378 #define IEEE80211_HT_AMPDU_PARM_FACTOR 0x03
1379 #define IEEE80211_HT_AMPDU_PARM_DENSITY 0x1C
1380 #define IEEE80211_HT_AMPDU_PARM_DENSITY_SHIFT 2
1383 * Maximum length of AMPDU that the STA can receive in high-throughput (HT).
1384 * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
1386 enum ieee80211_max_ampdu_length_exp {
1387 IEEE80211_HT_MAX_AMPDU_8K = 0,
1388 IEEE80211_HT_MAX_AMPDU_16K = 1,
1389 IEEE80211_HT_MAX_AMPDU_32K = 2,
1390 IEEE80211_HT_MAX_AMPDU_64K = 3
1394 * Maximum length of AMPDU that the STA can receive in VHT.
1395 * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
1397 enum ieee80211_vht_max_ampdu_length_exp {
1398 IEEE80211_VHT_MAX_AMPDU_8K = 0,
1399 IEEE80211_VHT_MAX_AMPDU_16K = 1,
1400 IEEE80211_VHT_MAX_AMPDU_32K = 2,
1401 IEEE80211_VHT_MAX_AMPDU_64K = 3,
1402 IEEE80211_VHT_MAX_AMPDU_128K = 4,
1403 IEEE80211_VHT_MAX_AMPDU_256K = 5,
1404 IEEE80211_VHT_MAX_AMPDU_512K = 6,
1405 IEEE80211_VHT_MAX_AMPDU_1024K = 7
1408 #define IEEE80211_HT_MAX_AMPDU_FACTOR 13
1410 /* Minimum MPDU start spacing */
1411 enum ieee80211_min_mpdu_spacing {
1412 IEEE80211_HT_MPDU_DENSITY_NONE = 0, /* No restriction */
1413 IEEE80211_HT_MPDU_DENSITY_0_25 = 1, /* 1/4 usec */
1414 IEEE80211_HT_MPDU_DENSITY_0_5 = 2, /* 1/2 usec */
1415 IEEE80211_HT_MPDU_DENSITY_1 = 3, /* 1 usec */
1416 IEEE80211_HT_MPDU_DENSITY_2 = 4, /* 2 usec */
1417 IEEE80211_HT_MPDU_DENSITY_4 = 5, /* 4 usec */
1418 IEEE80211_HT_MPDU_DENSITY_8 = 6, /* 8 usec */
1419 IEEE80211_HT_MPDU_DENSITY_16 = 7 /* 16 usec */
1423 * struct ieee80211_ht_operation - HT operation IE
1425 * This structure is the "HT operation element" as
1426 * described in 802.11n-2009 7.3.2.57
1428 struct ieee80211_ht_operation {
1431 __le16 operation_mode;
1437 #define IEEE80211_HT_PARAM_CHA_SEC_OFFSET 0x03
1438 #define IEEE80211_HT_PARAM_CHA_SEC_NONE 0x00
1439 #define IEEE80211_HT_PARAM_CHA_SEC_ABOVE 0x01
1440 #define IEEE80211_HT_PARAM_CHA_SEC_BELOW 0x03
1441 #define IEEE80211_HT_PARAM_CHAN_WIDTH_ANY 0x04
1442 #define IEEE80211_HT_PARAM_RIFS_MODE 0x08
1444 /* for operation_mode */
1445 #define IEEE80211_HT_OP_MODE_PROTECTION 0x0003
1446 #define IEEE80211_HT_OP_MODE_PROTECTION_NONE 0
1447 #define IEEE80211_HT_OP_MODE_PROTECTION_NONMEMBER 1
1448 #define IEEE80211_HT_OP_MODE_PROTECTION_20MHZ 2
1449 #define IEEE80211_HT_OP_MODE_PROTECTION_NONHT_MIXED 3
1450 #define IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT 0x0004
1451 #define IEEE80211_HT_OP_MODE_NON_HT_STA_PRSNT 0x0010
1452 #define IEEE80211_HT_OP_MODE_CCFS2_SHIFT 5
1453 #define IEEE80211_HT_OP_MODE_CCFS2_MASK 0x1fe0
1455 /* for stbc_param */
1456 #define IEEE80211_HT_STBC_PARAM_DUAL_BEACON 0x0040
1457 #define IEEE80211_HT_STBC_PARAM_DUAL_CTS_PROT 0x0080
1458 #define IEEE80211_HT_STBC_PARAM_STBC_BEACON 0x0100
1459 #define IEEE80211_HT_STBC_PARAM_LSIG_TXOP_FULLPROT 0x0200
1460 #define IEEE80211_HT_STBC_PARAM_PCO_ACTIVE 0x0400
1461 #define IEEE80211_HT_STBC_PARAM_PCO_PHASE 0x0800
1464 /* block-ack parameters */
1465 #define IEEE80211_ADDBA_PARAM_AMSDU_MASK 0x0001
1466 #define IEEE80211_ADDBA_PARAM_POLICY_MASK 0x0002
1467 #define IEEE80211_ADDBA_PARAM_TID_MASK 0x003C
1468 #define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFC0
1469 #define IEEE80211_DELBA_PARAM_TID_MASK 0xF000
1470 #define IEEE80211_DELBA_PARAM_INITIATOR_MASK 0x0800
1473 * A-MPDU buffer sizes
1474 * According to HT size varies from 8 to 64 frames
1475 * HE adds the ability to have up to 256 frames.
1477 #define IEEE80211_MIN_AMPDU_BUF 0x8
1478 #define IEEE80211_MAX_AMPDU_BUF_HT 0x40
1479 #define IEEE80211_MAX_AMPDU_BUF 0x100
1482 /* Spatial Multiplexing Power Save Modes (for capability) */
1483 #define WLAN_HT_CAP_SM_PS_STATIC 0
1484 #define WLAN_HT_CAP_SM_PS_DYNAMIC 1
1485 #define WLAN_HT_CAP_SM_PS_INVALID 2
1486 #define WLAN_HT_CAP_SM_PS_DISABLED 3
1488 /* for SM power control field lower two bits */
1489 #define WLAN_HT_SMPS_CONTROL_DISABLED 0
1490 #define WLAN_HT_SMPS_CONTROL_STATIC 1
1491 #define WLAN_HT_SMPS_CONTROL_DYNAMIC 3
1494 * struct ieee80211_vht_mcs_info - VHT MCS information
1495 * @rx_mcs_map: RX MCS map 2 bits for each stream, total 8 streams
1496 * @rx_highest: Indicates highest long GI VHT PPDU data rate
1497 * STA can receive. Rate expressed in units of 1 Mbps.
1498 * If this field is 0 this value should not be used to
1499 * consider the highest RX data rate supported.
1500 * The top 3 bits of this field indicate the Maximum NSTS,total
1501 * (a beamformee capability.)
1502 * @tx_mcs_map: TX MCS map 2 bits for each stream, total 8 streams
1503 * @tx_highest: Indicates highest long GI VHT PPDU data rate
1504 * STA can transmit. Rate expressed in units of 1 Mbps.
1505 * If this field is 0 this value should not be used to
1506 * consider the highest TX data rate supported.
1507 * The top 2 bits of this field are reserved, the
1508 * 3rd bit from the top indiciates VHT Extended NSS BW
1511 struct ieee80211_vht_mcs_info {
1518 /* for rx_highest */
1519 #define IEEE80211_VHT_MAX_NSTS_TOTAL_SHIFT 13
1520 #define IEEE80211_VHT_MAX_NSTS_TOTAL_MASK (7 << IEEE80211_VHT_MAX_NSTS_TOTAL_SHIFT)
1522 /* for tx_highest */
1523 #define IEEE80211_VHT_EXT_NSS_BW_CAPABLE (1 << 13)
1526 * enum ieee80211_vht_mcs_support - VHT MCS support definitions
1527 * @IEEE80211_VHT_MCS_SUPPORT_0_7: MCSes 0-7 are supported for the
1529 * @IEEE80211_VHT_MCS_SUPPORT_0_8: MCSes 0-8 are supported
1530 * @IEEE80211_VHT_MCS_SUPPORT_0_9: MCSes 0-9 are supported
1531 * @IEEE80211_VHT_MCS_NOT_SUPPORTED: This number of streams isn't supported
1533 * These definitions are used in each 2-bit subfield of the @rx_mcs_map
1534 * and @tx_mcs_map fields of &struct ieee80211_vht_mcs_info, which are
1535 * both split into 8 subfields by number of streams. These values indicate
1536 * which MCSes are supported for the number of streams the value appears
1539 enum ieee80211_vht_mcs_support {
1540 IEEE80211_VHT_MCS_SUPPORT_0_7 = 0,
1541 IEEE80211_VHT_MCS_SUPPORT_0_8 = 1,
1542 IEEE80211_VHT_MCS_SUPPORT_0_9 = 2,
1543 IEEE80211_VHT_MCS_NOT_SUPPORTED = 3,
1547 * struct ieee80211_vht_cap - VHT capabilities
1549 * This structure is the "VHT capabilities element" as
1550 * described in 802.11ac D3.0 8.4.2.160
1551 * @vht_cap_info: VHT capability info
1552 * @supp_mcs: VHT MCS supported rates
1554 struct ieee80211_vht_cap {
1555 __le32 vht_cap_info;
1556 struct ieee80211_vht_mcs_info supp_mcs;
1560 * enum ieee80211_vht_chanwidth - VHT channel width
1561 * @IEEE80211_VHT_CHANWIDTH_USE_HT: use the HT operation IE to
1562 * determine the channel width (20 or 40 MHz)
1563 * @IEEE80211_VHT_CHANWIDTH_80MHZ: 80 MHz bandwidth
1564 * @IEEE80211_VHT_CHANWIDTH_160MHZ: 160 MHz bandwidth
1565 * @IEEE80211_VHT_CHANWIDTH_80P80MHZ: 80+80 MHz bandwidth
1567 enum ieee80211_vht_chanwidth {
1568 IEEE80211_VHT_CHANWIDTH_USE_HT = 0,
1569 IEEE80211_VHT_CHANWIDTH_80MHZ = 1,
1570 IEEE80211_VHT_CHANWIDTH_160MHZ = 2,
1571 IEEE80211_VHT_CHANWIDTH_80P80MHZ = 3,
1575 * struct ieee80211_vht_operation - VHT operation IE
1577 * This structure is the "VHT operation element" as
1578 * described in 802.11ac D3.0 8.4.2.161
1579 * @chan_width: Operating channel width
1580 * @center_freq_seg0_idx: center freq segment 0 index
1581 * @center_freq_seg1_idx: center freq segment 1 index
1582 * @basic_mcs_set: VHT Basic MCS rate set
1584 struct ieee80211_vht_operation {
1586 u8 center_freq_seg0_idx;
1587 u8 center_freq_seg1_idx;
1588 __le16 basic_mcs_set;
1592 * struct ieee80211_he_cap_elem - HE capabilities element
1594 * This structure is the "HE capabilities element" fixed fields as
1595 * described in P802.11ax_D4.0 section 9.4.2.242.2 and 9.4.2.242.3
1597 struct ieee80211_he_cap_elem {
1599 u8 phy_cap_info[11];
1602 #define IEEE80211_TX_RX_MCS_NSS_DESC_MAX_LEN 5
1605 * enum ieee80211_he_mcs_support - HE MCS support definitions
1606 * @IEEE80211_HE_MCS_SUPPORT_0_7: MCSes 0-7 are supported for the
1608 * @IEEE80211_HE_MCS_SUPPORT_0_9: MCSes 0-9 are supported
1609 * @IEEE80211_HE_MCS_SUPPORT_0_11: MCSes 0-11 are supported
1610 * @IEEE80211_HE_MCS_NOT_SUPPORTED: This number of streams isn't supported
1612 * These definitions are used in each 2-bit subfield of the rx_mcs_*
1613 * and tx_mcs_* fields of &struct ieee80211_he_mcs_nss_supp, which are
1614 * both split into 8 subfields by number of streams. These values indicate
1615 * which MCSes are supported for the number of streams the value appears
1618 enum ieee80211_he_mcs_support {
1619 IEEE80211_HE_MCS_SUPPORT_0_7 = 0,
1620 IEEE80211_HE_MCS_SUPPORT_0_9 = 1,
1621 IEEE80211_HE_MCS_SUPPORT_0_11 = 2,
1622 IEEE80211_HE_MCS_NOT_SUPPORTED = 3,
1626 * struct ieee80211_he_mcs_nss_supp - HE Tx/Rx HE MCS NSS Support Field
1628 * This structure holds the data required for the Tx/Rx HE MCS NSS Support Field
1629 * described in P802.11ax_D2.0 section 9.4.2.237.4
1631 * @rx_mcs_80: Rx MCS map 2 bits for each stream, total 8 streams, for channel
1632 * widths less than 80MHz.
1633 * @tx_mcs_80: Tx MCS map 2 bits for each stream, total 8 streams, for channel
1634 * widths less than 80MHz.
1635 * @rx_mcs_160: Rx MCS map 2 bits for each stream, total 8 streams, for channel
1637 * @tx_mcs_160: Tx MCS map 2 bits for each stream, total 8 streams, for channel
1639 * @rx_mcs_80p80: Rx MCS map 2 bits for each stream, total 8 streams, for
1640 * channel width 80p80MHz.
1641 * @tx_mcs_80p80: Tx MCS map 2 bits for each stream, total 8 streams, for
1642 * channel width 80p80MHz.
1644 struct ieee80211_he_mcs_nss_supp {
1649 __le16 rx_mcs_80p80;
1650 __le16 tx_mcs_80p80;
1654 * struct ieee80211_he_operation - HE capabilities element
1656 * This structure is the "HE operation element" fields as
1657 * described in P802.11ax_D4.0 section 9.4.2.243
1659 struct ieee80211_he_operation {
1660 __le32 he_oper_params;
1661 __le16 he_mcs_nss_set;
1662 /* Optional 0,1,3,4,5,7 or 8 bytes: depends on @he_oper_params */
1667 * struct ieee80211_he_spr - HE spatial reuse element
1669 * This structure is the "HE spatial reuse element" element as
1670 * described in P802.11ax_D4.0 section 9.4.2.241
1672 struct ieee80211_he_spr {
1674 /* Optional 0 to 19 bytes: depends on @he_sr_control */
1679 * struct ieee80211_he_mu_edca_param_ac_rec - MU AC Parameter Record field
1681 * This structure is the "MU AC Parameter Record" fields as
1682 * described in P802.11ax_D4.0 section 9.4.2.245
1684 struct ieee80211_he_mu_edca_param_ac_rec {
1691 * struct ieee80211_mu_edca_param_set - MU EDCA Parameter Set element
1693 * This structure is the "MU EDCA Parameter Set element" fields as
1694 * described in P802.11ax_D4.0 section 9.4.2.245
1696 struct ieee80211_mu_edca_param_set {
1698 struct ieee80211_he_mu_edca_param_ac_rec ac_be;
1699 struct ieee80211_he_mu_edca_param_ac_rec ac_bk;
1700 struct ieee80211_he_mu_edca_param_ac_rec ac_vi;
1701 struct ieee80211_he_mu_edca_param_ac_rec ac_vo;
1704 /* 802.11ac VHT Capabilities */
1705 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895 0x00000000
1706 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991 0x00000001
1707 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454 0x00000002
1708 #define IEEE80211_VHT_CAP_MAX_MPDU_MASK 0x00000003
1709 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ 0x00000004
1710 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ 0x00000008
1711 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_MASK 0x0000000C
1712 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_SHIFT 2
1713 #define IEEE80211_VHT_CAP_RXLDPC 0x00000010
1714 #define IEEE80211_VHT_CAP_SHORT_GI_80 0x00000020
1715 #define IEEE80211_VHT_CAP_SHORT_GI_160 0x00000040
1716 #define IEEE80211_VHT_CAP_TXSTBC 0x00000080
1717 #define IEEE80211_VHT_CAP_RXSTBC_1 0x00000100
1718 #define IEEE80211_VHT_CAP_RXSTBC_2 0x00000200
1719 #define IEEE80211_VHT_CAP_RXSTBC_3 0x00000300
1720 #define IEEE80211_VHT_CAP_RXSTBC_4 0x00000400
1721 #define IEEE80211_VHT_CAP_RXSTBC_MASK 0x00000700
1722 #define IEEE80211_VHT_CAP_RXSTBC_SHIFT 8
1723 #define IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE 0x00000800
1724 #define IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE 0x00001000
1725 #define IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT 13
1726 #define IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK \
1727 (7 << IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT)
1728 #define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT 16
1729 #define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK \
1730 (7 << IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT)
1731 #define IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE 0x00080000
1732 #define IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE 0x00100000
1733 #define IEEE80211_VHT_CAP_VHT_TXOP_PS 0x00200000
1734 #define IEEE80211_VHT_CAP_HTC_VHT 0x00400000
1735 #define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT 23
1736 #define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK \
1737 (7 << IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT)
1738 #define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_UNSOL_MFB 0x08000000
1739 #define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB 0x0c000000
1740 #define IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN 0x10000000
1741 #define IEEE80211_VHT_CAP_TX_ANTENNA_PATTERN 0x20000000
1742 #define IEEE80211_VHT_CAP_EXT_NSS_BW_SHIFT 30
1743 #define IEEE80211_VHT_CAP_EXT_NSS_BW_MASK 0xc0000000
1746 * ieee80211_get_vht_max_nss - return max NSS for a given bandwidth/MCS
1747 * @cap: VHT capabilities of the peer
1748 * @bw: bandwidth to use
1749 * @mcs: MCS index to use
1750 * @ext_nss_bw_capable: indicates whether or not the local transmitter
1751 * (rate scaling algorithm) can deal with the new logic
1752 * (dot11VHTExtendedNSSBWCapable)
1754 * Due to the VHT Extended NSS Bandwidth Support, the maximum NSS can
1755 * vary for a given BW/MCS. This function parses the data.
1757 * Note: This function is exported by cfg80211.
1759 int ieee80211_get_vht_max_nss(struct ieee80211_vht_cap *cap,
1760 enum ieee80211_vht_chanwidth bw,
1761 int mcs, bool ext_nss_bw_capable);
1763 /* 802.11ax HE MAC capabilities */
1764 #define IEEE80211_HE_MAC_CAP0_HTC_HE 0x01
1765 #define IEEE80211_HE_MAC_CAP0_TWT_REQ 0x02
1766 #define IEEE80211_HE_MAC_CAP0_TWT_RES 0x04
1767 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_NOT_SUPP 0x00
1768 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_1 0x08
1769 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_2 0x10
1770 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_3 0x18
1771 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_MASK 0x18
1772 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_1 0x00
1773 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_2 0x20
1774 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_4 0x40
1775 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_8 0x60
1776 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_16 0x80
1777 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_32 0xa0
1778 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_64 0xc0
1779 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_UNLIMITED 0xe0
1780 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_MASK 0xe0
1782 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_UNLIMITED 0x00
1783 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_128 0x01
1784 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_256 0x02
1785 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_512 0x03
1786 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_MASK 0x03
1787 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_0US 0x00
1788 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_8US 0x04
1789 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_16US 0x08
1790 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_MASK 0x0c
1791 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_1 0x00
1792 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_2 0x10
1793 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_3 0x20
1794 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_4 0x30
1795 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_5 0x40
1796 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_6 0x50
1797 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_7 0x60
1798 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_8 0x70
1799 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_MASK 0x70
1801 /* Link adaptation is split between byte HE_MAC_CAP1 and
1802 * HE_MAC_CAP2. It should be set only if IEEE80211_HE_MAC_CAP0_HTC_HE
1803 * in which case the following values apply:
1806 * 2 = Unsolicited feedback.
1809 #define IEEE80211_HE_MAC_CAP1_LINK_ADAPTATION 0x80
1811 #define IEEE80211_HE_MAC_CAP2_LINK_ADAPTATION 0x01
1812 #define IEEE80211_HE_MAC_CAP2_ALL_ACK 0x02
1813 #define IEEE80211_HE_MAC_CAP2_TRS 0x04
1814 #define IEEE80211_HE_MAC_CAP2_BSR 0x08
1815 #define IEEE80211_HE_MAC_CAP2_BCAST_TWT 0x10
1816 #define IEEE80211_HE_MAC_CAP2_32BIT_BA_BITMAP 0x20
1817 #define IEEE80211_HE_MAC_CAP2_MU_CASCADING 0x40
1818 #define IEEE80211_HE_MAC_CAP2_ACK_EN 0x80
1820 #define IEEE80211_HE_MAC_CAP3_OMI_CONTROL 0x02
1821 #define IEEE80211_HE_MAC_CAP3_OFDMA_RA 0x04
1823 /* The maximum length of an A-MDPU is defined by the combination of the Maximum
1824 * A-MDPU Length Exponent field in the HT capabilities, VHT capabilities and the
1825 * same field in the HE capabilities.
1827 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_USE_VHT 0x00
1828 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_VHT_1 0x08
1829 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_VHT_2 0x10
1830 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_RESERVED 0x18
1831 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_MASK 0x18
1832 #define IEEE80211_HE_MAC_CAP3_AMSDU_FRAG 0x20
1833 #define IEEE80211_HE_MAC_CAP3_FLEX_TWT_SCHED 0x40
1834 #define IEEE80211_HE_MAC_CAP3_RX_CTRL_FRAME_TO_MULTIBSS 0x80
1836 #define IEEE80211_HE_MAC_CAP4_BSRP_BQRP_A_MPDU_AGG 0x01
1837 #define IEEE80211_HE_MAC_CAP4_QTP 0x02
1838 #define IEEE80211_HE_MAC_CAP4_BQR 0x04
1839 #define IEEE80211_HE_MAC_CAP4_SRP_RESP 0x08
1840 #define IEEE80211_HE_MAC_CAP4_NDP_FB_REP 0x10
1841 #define IEEE80211_HE_MAC_CAP4_OPS 0x20
1842 #define IEEE80211_HE_MAC_CAP4_AMDSU_IN_AMPDU 0x40
1843 /* Multi TID agg TX is split between byte #4 and #5
1844 * The value is a combination of B39,B40,B41
1846 #define IEEE80211_HE_MAC_CAP4_MULTI_TID_AGG_TX_QOS_B39 0x80
1848 #define IEEE80211_HE_MAC_CAP5_MULTI_TID_AGG_TX_QOS_B40 0x01
1849 #define IEEE80211_HE_MAC_CAP5_MULTI_TID_AGG_TX_QOS_B41 0x02
1850 #define IEEE80211_HE_MAC_CAP5_SUBCHAN_SELECVITE_TRANSMISSION 0x04
1851 #define IEEE80211_HE_MAC_CAP5_UL_2x996_TONE_RU 0x08
1852 #define IEEE80211_HE_MAC_CAP5_OM_CTRL_UL_MU_DATA_DIS_RX 0x10
1853 #define IEEE80211_HE_MAC_CAP5_HE_DYNAMIC_SM_PS 0x20
1854 #define IEEE80211_HE_MAC_CAP5_PUNCTURED_SOUNDING 0x40
1855 #define IEEE80211_HE_MAC_CAP5_HT_VHT_TRIG_FRAME_RX 0x80
1857 /* 802.11ax HE PHY capabilities */
1858 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G 0x02
1859 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G 0x04
1860 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G 0x08
1861 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G 0x10
1862 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_2G 0x20
1863 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_5G 0x40
1864 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_MASK 0xfe
1866 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_80MHZ_ONLY_SECOND_20MHZ 0x01
1867 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_80MHZ_ONLY_SECOND_40MHZ 0x02
1868 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_160MHZ_ONLY_SECOND_20MHZ 0x04
1869 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_160MHZ_ONLY_SECOND_40MHZ 0x08
1870 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_MASK 0x0f
1871 #define IEEE80211_HE_PHY_CAP1_DEVICE_CLASS_A 0x10
1872 #define IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD 0x20
1873 #define IEEE80211_HE_PHY_CAP1_HE_LTF_AND_GI_FOR_HE_PPDUS_0_8US 0x40
1874 /* Midamble RX/TX Max NSTS is split between byte #2 and byte #3 */
1875 #define IEEE80211_HE_PHY_CAP1_MIDAMBLE_RX_TX_MAX_NSTS 0x80
1877 #define IEEE80211_HE_PHY_CAP2_MIDAMBLE_RX_TX_MAX_NSTS 0x01
1878 #define IEEE80211_HE_PHY_CAP2_NDP_4x_LTF_AND_3_2US 0x02
1879 #define IEEE80211_HE_PHY_CAP2_STBC_TX_UNDER_80MHZ 0x04
1880 #define IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ 0x08
1881 #define IEEE80211_HE_PHY_CAP2_DOPPLER_TX 0x10
1882 #define IEEE80211_HE_PHY_CAP2_DOPPLER_RX 0x20
1884 /* Note that the meaning of UL MU below is different between an AP and a non-AP
1885 * sta, where in the AP case it indicates support for Rx and in the non-AP sta
1886 * case it indicates support for Tx.
1888 #define IEEE80211_HE_PHY_CAP2_UL_MU_FULL_MU_MIMO 0x40
1889 #define IEEE80211_HE_PHY_CAP2_UL_MU_PARTIAL_MU_MIMO 0x80
1891 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_NO_DCM 0x00
1892 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_BPSK 0x01
1893 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_QPSK 0x02
1894 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_16_QAM 0x03
1895 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_MASK 0x03
1896 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_TX_NSS_1 0x00
1897 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_TX_NSS_2 0x04
1898 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_NO_DCM 0x00
1899 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_BPSK 0x08
1900 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_QPSK 0x10
1901 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_16_QAM 0x18
1902 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_MASK 0x18
1903 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_RX_NSS_1 0x00
1904 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_RX_NSS_2 0x20
1905 #define IEEE80211_HE_PHY_CAP3_RX_HE_MU_PPDU_FROM_NON_AP_STA 0x40
1906 #define IEEE80211_HE_PHY_CAP3_SU_BEAMFORMER 0x80
1908 #define IEEE80211_HE_PHY_CAP4_SU_BEAMFORMEE 0x01
1909 #define IEEE80211_HE_PHY_CAP4_MU_BEAMFORMER 0x02
1911 /* Minimal allowed value of Max STS under 80MHz is 3 */
1912 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_4 0x0c
1913 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_5 0x10
1914 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_6 0x14
1915 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_7 0x18
1916 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_8 0x1c
1917 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_MASK 0x1c
1919 /* Minimal allowed value of Max STS above 80MHz is 3 */
1920 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_4 0x60
1921 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_5 0x80
1922 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_6 0xa0
1923 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_7 0xc0
1924 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_8 0xe0
1925 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_MASK 0xe0
1927 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_1 0x00
1928 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_2 0x01
1929 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_3 0x02
1930 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_4 0x03
1931 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_5 0x04
1932 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_6 0x05
1933 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_7 0x06
1934 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_8 0x07
1935 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK 0x07
1937 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_1 0x00
1938 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_2 0x08
1939 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_3 0x10
1940 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_4 0x18
1941 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_5 0x20
1942 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_6 0x28
1943 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_7 0x30
1944 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_8 0x38
1945 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_MASK 0x38
1947 #define IEEE80211_HE_PHY_CAP5_NG16_SU_FEEDBACK 0x40
1948 #define IEEE80211_HE_PHY_CAP5_NG16_MU_FEEDBACK 0x80
1950 #define IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_42_SU 0x01
1951 #define IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_75_MU 0x02
1952 #define IEEE80211_HE_PHY_CAP6_TRIG_SU_BEAMFORMER_FB 0x04
1953 #define IEEE80211_HE_PHY_CAP6_TRIG_MU_BEAMFORMER_FB 0x08
1954 #define IEEE80211_HE_PHY_CAP6_TRIG_CQI_FB 0x10
1955 #define IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE 0x20
1956 #define IEEE80211_HE_PHY_CAP6_PARTIAL_BANDWIDTH_DL_MUMIMO 0x40
1957 #define IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT 0x80
1959 #define IEEE80211_HE_PHY_CAP7_SRP_BASED_SR 0x01
1960 #define IEEE80211_HE_PHY_CAP7_POWER_BOOST_FACTOR_AR 0x02
1961 #define IEEE80211_HE_PHY_CAP7_HE_SU_MU_PPDU_4XLTF_AND_08_US_GI 0x04
1962 #define IEEE80211_HE_PHY_CAP7_MAX_NC_1 0x08
1963 #define IEEE80211_HE_PHY_CAP7_MAX_NC_2 0x10
1964 #define IEEE80211_HE_PHY_CAP7_MAX_NC_3 0x18
1965 #define IEEE80211_HE_PHY_CAP7_MAX_NC_4 0x20
1966 #define IEEE80211_HE_PHY_CAP7_MAX_NC_5 0x28
1967 #define IEEE80211_HE_PHY_CAP7_MAX_NC_6 0x30
1968 #define IEEE80211_HE_PHY_CAP7_MAX_NC_7 0x38
1969 #define IEEE80211_HE_PHY_CAP7_MAX_NC_MASK 0x38
1970 #define IEEE80211_HE_PHY_CAP7_STBC_TX_ABOVE_80MHZ 0x40
1971 #define IEEE80211_HE_PHY_CAP7_STBC_RX_ABOVE_80MHZ 0x80
1973 #define IEEE80211_HE_PHY_CAP8_HE_ER_SU_PPDU_4XLTF_AND_08_US_GI 0x01
1974 #define IEEE80211_HE_PHY_CAP8_20MHZ_IN_40MHZ_HE_PPDU_IN_2G 0x02
1975 #define IEEE80211_HE_PHY_CAP8_20MHZ_IN_160MHZ_HE_PPDU 0x04
1976 #define IEEE80211_HE_PHY_CAP8_80MHZ_IN_160MHZ_HE_PPDU 0x08
1977 #define IEEE80211_HE_PHY_CAP8_HE_ER_SU_1XLTF_AND_08_US_GI 0x10
1978 #define IEEE80211_HE_PHY_CAP8_MIDAMBLE_RX_TX_2X_AND_1XLTF 0x20
1979 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_242 0x00
1980 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_484 0x40
1981 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_996 0x80
1982 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_2x996 0xc0
1983 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_MASK 0xc0
1985 #define IEEE80211_HE_PHY_CAP9_LONGER_THAN_16_SIGB_OFDM_SYM 0x01
1986 #define IEEE80211_HE_PHY_CAP9_NON_TRIGGERED_CQI_FEEDBACK 0x02
1987 #define IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU 0x04
1988 #define IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU 0x08
1989 #define IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_COMP_SIGB 0x10
1990 #define IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_NON_COMP_SIGB 0x20
1991 #define IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_0US 0x00
1992 #define IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_8US 0x40
1993 #define IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_16US 0x80
1994 #define IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_RESERVED 0xc0
1995 #define IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_MASK 0xc0
1997 /* 802.11ax HE TX/RX MCS NSS Support */
1998 #define IEEE80211_TX_RX_MCS_NSS_SUPP_HIGHEST_MCS_POS (3)
1999 #define IEEE80211_TX_RX_MCS_NSS_SUPP_TX_BITMAP_POS (6)
2000 #define IEEE80211_TX_RX_MCS_NSS_SUPP_RX_BITMAP_POS (11)
2001 #define IEEE80211_TX_RX_MCS_NSS_SUPP_TX_BITMAP_MASK 0x07c0
2002 #define IEEE80211_TX_RX_MCS_NSS_SUPP_RX_BITMAP_MASK 0xf800
2004 /* TX/RX HE MCS Support field Highest MCS subfield encoding */
2005 enum ieee80211_he_highest_mcs_supported_subfield_enc {
2006 HIGHEST_MCS_SUPPORTED_MCS7 = 0,
2007 HIGHEST_MCS_SUPPORTED_MCS8,
2008 HIGHEST_MCS_SUPPORTED_MCS9,
2009 HIGHEST_MCS_SUPPORTED_MCS10,
2010 HIGHEST_MCS_SUPPORTED_MCS11,
2013 /* Calculate 802.11ax HE capabilities IE Tx/Rx HE MCS NSS Support Field size */
2015 ieee80211_he_mcs_nss_size(const struct ieee80211_he_cap_elem *he_cap)
2019 if (he_cap->phy_cap_info[0] &
2020 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G)
2023 if (he_cap->phy_cap_info[0] &
2024 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G)
2030 /* 802.11ax HE PPE Thresholds */
2031 #define IEEE80211_PPE_THRES_NSS_SUPPORT_2NSS (1)
2032 #define IEEE80211_PPE_THRES_NSS_POS (0)
2033 #define IEEE80211_PPE_THRES_NSS_MASK (7)
2034 #define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_2x966_AND_966_RU \
2036 #define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK 0x78
2037 #define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_POS (3)
2038 #define IEEE80211_PPE_THRES_INFO_PPET_SIZE (3)
2041 * Calculate 802.11ax HE capabilities IE PPE field size
2042 * Input: Header byte of ppe_thres (first byte), and HE capa IE's PHY cap u8*
2045 ieee80211_he_ppe_size(u8 ppe_thres_hdr, const u8 *phy_cap_info)
2049 if ((phy_cap_info[6] &
2050 IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) == 0)
2053 n = hweight8(ppe_thres_hdr &
2054 IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK);
2055 n *= (1 + ((ppe_thres_hdr & IEEE80211_PPE_THRES_NSS_MASK) >>
2056 IEEE80211_PPE_THRES_NSS_POS));
2059 * Each pair is 6 bits, and we need to add the 7 "header" bits to the
2062 n = (n * IEEE80211_PPE_THRES_INFO_PPET_SIZE * 2) + 7;
2063 n = DIV_ROUND_UP(n, 8);
2068 /* HE Operation defines */
2069 #define IEEE80211_HE_OPERATION_DFLT_PE_DURATION_MASK 0x00000003
2070 #define IEEE80211_HE_OPERATION_TWT_REQUIRED 0x00000008
2071 #define IEEE80211_HE_OPERATION_RTS_THRESHOLD_MASK 0x00003ff0
2072 #define IEEE80211_HE_OPERATION_RTS_THRESHOLD_OFFSET 4
2073 #define IEEE80211_HE_OPERATION_VHT_OPER_INFO 0x00004000
2074 #define IEEE80211_HE_OPERATION_CO_HOSTED_BSS 0x00008000
2075 #define IEEE80211_HE_OPERATION_ER_SU_DISABLE 0x00010000
2076 #define IEEE80211_HE_OPERATION_6GHZ_OP_INFO 0x00020000
2077 #define IEEE80211_HE_OPERATION_BSS_COLOR_MASK 0x3f000000
2078 #define IEEE80211_HE_OPERATION_BSS_COLOR_OFFSET 24
2079 #define IEEE80211_HE_OPERATION_PARTIAL_BSS_COLOR 0x40000000
2080 #define IEEE80211_HE_OPERATION_BSS_COLOR_DISABLED 0x80000000
2083 * ieee80211_he_oper_size - calculate 802.11ax HE Operations IE size
2084 * @he_oper_ie: byte data of the He Operations IE, stating from the byte
2085 * after the ext ID byte. It is assumed that he_oper_ie has at least
2086 * sizeof(struct ieee80211_he_operation) bytes, the caller must have
2088 * @return the actual size of the IE data (not including header), or 0 on error
2091 ieee80211_he_oper_size(const u8 *he_oper_ie)
2093 struct ieee80211_he_operation *he_oper = (void *)he_oper_ie;
2094 u8 oper_len = sizeof(struct ieee80211_he_operation);
2097 /* Make sure the input is not NULL */
2101 /* Calc required length */
2102 he_oper_params = le32_to_cpu(he_oper->he_oper_params);
2103 if (he_oper_params & IEEE80211_HE_OPERATION_VHT_OPER_INFO)
2105 if (he_oper_params & IEEE80211_HE_OPERATION_CO_HOSTED_BSS)
2107 if (he_oper_params & IEEE80211_HE_OPERATION_6GHZ_OP_INFO)
2110 /* Add the first byte (extension ID) to the total length */
2116 /* HE Spatial Reuse defines */
2117 #define IEEE80211_HE_SPR_NON_SRG_OFFSET_PRESENT 0x4
2118 #define IEEE80211_HE_SPR_SRG_INFORMATION_PRESENT 0x8
2121 * ieee80211_he_spr_size - calculate 802.11ax HE Spatial Reuse IE size
2122 * @he_spr_ie: byte data of the He Spatial Reuse IE, stating from the byte
2123 * after the ext ID byte. It is assumed that he_spr_ie has at least
2124 * sizeof(struct ieee80211_he_spr) bytes, the caller must have validated
2126 * @return the actual size of the IE data (not including header), or 0 on error
2129 ieee80211_he_spr_size(const u8 *he_spr_ie)
2131 struct ieee80211_he_spr *he_spr = (void *)he_spr_ie;
2132 u8 spr_len = sizeof(struct ieee80211_he_spr);
2135 /* Make sure the input is not NULL */
2139 /* Calc required length */
2140 he_spr_params = le32_to_cpu(he_spr->he_sr_control);
2141 if (he_spr_params & IEEE80211_HE_SPR_NON_SRG_OFFSET_PRESENT)
2143 if (he_spr_params & IEEE80211_HE_SPR_SRG_INFORMATION_PRESENT)
2146 /* Add the first byte (extension ID) to the total length */
2152 /* Authentication algorithms */
2153 #define WLAN_AUTH_OPEN 0
2154 #define WLAN_AUTH_SHARED_KEY 1
2155 #define WLAN_AUTH_FT 2
2156 #define WLAN_AUTH_SAE 3
2157 #define WLAN_AUTH_FILS_SK 4
2158 #define WLAN_AUTH_FILS_SK_PFS 5
2159 #define WLAN_AUTH_FILS_PK 6
2160 #define WLAN_AUTH_LEAP 128
2162 #define WLAN_AUTH_CHALLENGE_LEN 128
2164 #define WLAN_CAPABILITY_ESS (1<<0)
2165 #define WLAN_CAPABILITY_IBSS (1<<1)
2168 * A mesh STA sets the ESS and IBSS capability bits to zero.
2169 * however, this holds true for p2p probe responses (in the p2p_find
2172 #define WLAN_CAPABILITY_IS_STA_BSS(cap) \
2173 (!((cap) & (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS)))
2175 #define WLAN_CAPABILITY_CF_POLLABLE (1<<2)
2176 #define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3)
2177 #define WLAN_CAPABILITY_PRIVACY (1<<4)
2178 #define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5)
2179 #define WLAN_CAPABILITY_PBCC (1<<6)
2180 #define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7)
2183 #define WLAN_CAPABILITY_SPECTRUM_MGMT (1<<8)
2184 #define WLAN_CAPABILITY_QOS (1<<9)
2185 #define WLAN_CAPABILITY_SHORT_SLOT_TIME (1<<10)
2186 #define WLAN_CAPABILITY_APSD (1<<11)
2187 #define WLAN_CAPABILITY_RADIO_MEASURE (1<<12)
2188 #define WLAN_CAPABILITY_DSSS_OFDM (1<<13)
2189 #define WLAN_CAPABILITY_DEL_BACK (1<<14)
2190 #define WLAN_CAPABILITY_IMM_BACK (1<<15)
2192 /* DMG (60gHz) 802.11ad */
2193 /* type - bits 0..1 */
2194 #define WLAN_CAPABILITY_DMG_TYPE_MASK (3<<0)
2195 #define WLAN_CAPABILITY_DMG_TYPE_IBSS (1<<0) /* Tx by: STA */
2196 #define WLAN_CAPABILITY_DMG_TYPE_PBSS (2<<0) /* Tx by: PCP */
2197 #define WLAN_CAPABILITY_DMG_TYPE_AP (3<<0) /* Tx by: AP */
2199 #define WLAN_CAPABILITY_DMG_CBAP_ONLY (1<<2)
2200 #define WLAN_CAPABILITY_DMG_CBAP_SOURCE (1<<3)
2201 #define WLAN_CAPABILITY_DMG_PRIVACY (1<<4)
2202 #define WLAN_CAPABILITY_DMG_ECPAC (1<<5)
2204 #define WLAN_CAPABILITY_DMG_SPECTRUM_MGMT (1<<8)
2205 #define WLAN_CAPABILITY_DMG_RADIO_MEASURE (1<<12)
2208 #define IEEE80211_SPCT_MSR_RPRT_MODE_LATE (1<<0)
2209 #define IEEE80211_SPCT_MSR_RPRT_MODE_INCAPABLE (1<<1)
2210 #define IEEE80211_SPCT_MSR_RPRT_MODE_REFUSED (1<<2)
2212 #define IEEE80211_SPCT_MSR_RPRT_TYPE_BASIC 0
2213 #define IEEE80211_SPCT_MSR_RPRT_TYPE_CCA 1
2214 #define IEEE80211_SPCT_MSR_RPRT_TYPE_RPI 2
2215 #define IEEE80211_SPCT_MSR_RPRT_TYPE_LCI 8
2216 #define IEEE80211_SPCT_MSR_RPRT_TYPE_CIVIC 11
2218 /* 802.11g ERP information element */
2219 #define WLAN_ERP_NON_ERP_PRESENT (1<<0)
2220 #define WLAN_ERP_USE_PROTECTION (1<<1)
2221 #define WLAN_ERP_BARKER_PREAMBLE (1<<2)
2223 /* WLAN_ERP_BARKER_PREAMBLE values */
2225 WLAN_ERP_PREAMBLE_SHORT = 0,
2226 WLAN_ERP_PREAMBLE_LONG = 1,
2229 /* Band ID, 802.11ad #8.4.1.45 */
2231 IEEE80211_BANDID_TV_WS = 0, /* TV white spaces */
2232 IEEE80211_BANDID_SUB1 = 1, /* Sub-1 GHz (excluding TV white spaces) */
2233 IEEE80211_BANDID_2G = 2, /* 2.4 GHz */
2234 IEEE80211_BANDID_3G = 3, /* 3.6 GHz */
2235 IEEE80211_BANDID_5G = 4, /* 4.9 and 5 GHz */
2236 IEEE80211_BANDID_60G = 5, /* 60 GHz */
2240 enum ieee80211_statuscode {
2241 WLAN_STATUS_SUCCESS = 0,
2242 WLAN_STATUS_UNSPECIFIED_FAILURE = 1,
2243 WLAN_STATUS_CAPS_UNSUPPORTED = 10,
2244 WLAN_STATUS_REASSOC_NO_ASSOC = 11,
2245 WLAN_STATUS_ASSOC_DENIED_UNSPEC = 12,
2246 WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG = 13,
2247 WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION = 14,
2248 WLAN_STATUS_CHALLENGE_FAIL = 15,
2249 WLAN_STATUS_AUTH_TIMEOUT = 16,
2250 WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA = 17,
2251 WLAN_STATUS_ASSOC_DENIED_RATES = 18,
2253 WLAN_STATUS_ASSOC_DENIED_NOSHORTPREAMBLE = 19,
2254 WLAN_STATUS_ASSOC_DENIED_NOPBCC = 20,
2255 WLAN_STATUS_ASSOC_DENIED_NOAGILITY = 21,
2257 WLAN_STATUS_ASSOC_DENIED_NOSPECTRUM = 22,
2258 WLAN_STATUS_ASSOC_REJECTED_BAD_POWER = 23,
2259 WLAN_STATUS_ASSOC_REJECTED_BAD_SUPP_CHAN = 24,
2261 WLAN_STATUS_ASSOC_DENIED_NOSHORTTIME = 25,
2262 WLAN_STATUS_ASSOC_DENIED_NODSSSOFDM = 26,
2264 WLAN_STATUS_ASSOC_REJECTED_TEMPORARILY = 30,
2265 WLAN_STATUS_ROBUST_MGMT_FRAME_POLICY_VIOLATION = 31,
2267 WLAN_STATUS_INVALID_IE = 40,
2268 WLAN_STATUS_INVALID_GROUP_CIPHER = 41,
2269 WLAN_STATUS_INVALID_PAIRWISE_CIPHER = 42,
2270 WLAN_STATUS_INVALID_AKMP = 43,
2271 WLAN_STATUS_UNSUPP_RSN_VERSION = 44,
2272 WLAN_STATUS_INVALID_RSN_IE_CAP = 45,
2273 WLAN_STATUS_CIPHER_SUITE_REJECTED = 46,
2275 WLAN_STATUS_UNSPECIFIED_QOS = 32,
2276 WLAN_STATUS_ASSOC_DENIED_NOBANDWIDTH = 33,
2277 WLAN_STATUS_ASSOC_DENIED_LOWACK = 34,
2278 WLAN_STATUS_ASSOC_DENIED_UNSUPP_QOS = 35,
2279 WLAN_STATUS_REQUEST_DECLINED = 37,
2280 WLAN_STATUS_INVALID_QOS_PARAM = 38,
2281 WLAN_STATUS_CHANGE_TSPEC = 39,
2282 WLAN_STATUS_WAIT_TS_DELAY = 47,
2283 WLAN_STATUS_NO_DIRECT_LINK = 48,
2284 WLAN_STATUS_STA_NOT_PRESENT = 49,
2285 WLAN_STATUS_STA_NOT_QSTA = 50,
2287 WLAN_STATUS_ANTI_CLOG_REQUIRED = 76,
2288 WLAN_STATUS_FCG_NOT_SUPP = 78,
2289 WLAN_STATUS_STA_NO_TBTT = 78,
2291 WLAN_STATUS_REJECTED_WITH_SUGGESTED_CHANGES = 39,
2292 WLAN_STATUS_REJECTED_FOR_DELAY_PERIOD = 47,
2293 WLAN_STATUS_REJECT_WITH_SCHEDULE = 83,
2294 WLAN_STATUS_PENDING_ADMITTING_FST_SESSION = 86,
2295 WLAN_STATUS_PERFORMING_FST_NOW = 87,
2296 WLAN_STATUS_PENDING_GAP_IN_BA_WINDOW = 88,
2297 WLAN_STATUS_REJECT_U_PID_SETTING = 89,
2298 WLAN_STATUS_REJECT_DSE_BAND = 96,
2299 WLAN_STATUS_DENIED_WITH_SUGGESTED_BAND_AND_CHANNEL = 99,
2300 WLAN_STATUS_DENIED_DUE_TO_SPECTRUM_MANAGEMENT = 103,
2302 WLAN_STATUS_FILS_AUTHENTICATION_FAILURE = 108,
2303 WLAN_STATUS_UNKNOWN_AUTHENTICATION_SERVER = 109,
2308 enum ieee80211_reasoncode {
2309 WLAN_REASON_UNSPECIFIED = 1,
2310 WLAN_REASON_PREV_AUTH_NOT_VALID = 2,
2311 WLAN_REASON_DEAUTH_LEAVING = 3,
2312 WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY = 4,
2313 WLAN_REASON_DISASSOC_AP_BUSY = 5,
2314 WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA = 6,
2315 WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA = 7,
2316 WLAN_REASON_DISASSOC_STA_HAS_LEFT = 8,
2317 WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH = 9,
2319 WLAN_REASON_DISASSOC_BAD_POWER = 10,
2320 WLAN_REASON_DISASSOC_BAD_SUPP_CHAN = 11,
2322 WLAN_REASON_INVALID_IE = 13,
2323 WLAN_REASON_MIC_FAILURE = 14,
2324 WLAN_REASON_4WAY_HANDSHAKE_TIMEOUT = 15,
2325 WLAN_REASON_GROUP_KEY_HANDSHAKE_TIMEOUT = 16,
2326 WLAN_REASON_IE_DIFFERENT = 17,
2327 WLAN_REASON_INVALID_GROUP_CIPHER = 18,
2328 WLAN_REASON_INVALID_PAIRWISE_CIPHER = 19,
2329 WLAN_REASON_INVALID_AKMP = 20,
2330 WLAN_REASON_UNSUPP_RSN_VERSION = 21,
2331 WLAN_REASON_INVALID_RSN_IE_CAP = 22,
2332 WLAN_REASON_IEEE8021X_FAILED = 23,
2333 WLAN_REASON_CIPHER_SUITE_REJECTED = 24,
2334 /* TDLS (802.11z) */
2335 WLAN_REASON_TDLS_TEARDOWN_UNREACHABLE = 25,
2336 WLAN_REASON_TDLS_TEARDOWN_UNSPECIFIED = 26,
2338 WLAN_REASON_DISASSOC_UNSPECIFIED_QOS = 32,
2339 WLAN_REASON_DISASSOC_QAP_NO_BANDWIDTH = 33,
2340 WLAN_REASON_DISASSOC_LOW_ACK = 34,
2341 WLAN_REASON_DISASSOC_QAP_EXCEED_TXOP = 35,
2342 WLAN_REASON_QSTA_LEAVE_QBSS = 36,
2343 WLAN_REASON_QSTA_NOT_USE = 37,
2344 WLAN_REASON_QSTA_REQUIRE_SETUP = 38,
2345 WLAN_REASON_QSTA_TIMEOUT = 39,
2346 WLAN_REASON_QSTA_CIPHER_NOT_SUPP = 45,
2348 WLAN_REASON_MESH_PEER_CANCELED = 52,
2349 WLAN_REASON_MESH_MAX_PEERS = 53,
2350 WLAN_REASON_MESH_CONFIG = 54,
2351 WLAN_REASON_MESH_CLOSE = 55,
2352 WLAN_REASON_MESH_MAX_RETRIES = 56,
2353 WLAN_REASON_MESH_CONFIRM_TIMEOUT = 57,
2354 WLAN_REASON_MESH_INVALID_GTK = 58,
2355 WLAN_REASON_MESH_INCONSISTENT_PARAM = 59,
2356 WLAN_REASON_MESH_INVALID_SECURITY = 60,
2357 WLAN_REASON_MESH_PATH_ERROR = 61,
2358 WLAN_REASON_MESH_PATH_NOFORWARD = 62,
2359 WLAN_REASON_MESH_PATH_DEST_UNREACHABLE = 63,
2360 WLAN_REASON_MAC_EXISTS_IN_MBSS = 64,
2361 WLAN_REASON_MESH_CHAN_REGULATORY = 65,
2362 WLAN_REASON_MESH_CHAN = 66,
2366 /* Information Element IDs */
2367 enum ieee80211_eid {
2369 WLAN_EID_SUPP_RATES = 1,
2370 WLAN_EID_FH_PARAMS = 2, /* reserved now */
2371 WLAN_EID_DS_PARAMS = 3,
2372 WLAN_EID_CF_PARAMS = 4,
2374 WLAN_EID_IBSS_PARAMS = 6,
2375 WLAN_EID_COUNTRY = 7,
2377 WLAN_EID_REQUEST = 10,
2378 WLAN_EID_QBSS_LOAD = 11,
2379 WLAN_EID_EDCA_PARAM_SET = 12,
2380 WLAN_EID_TSPEC = 13,
2381 WLAN_EID_TCLAS = 14,
2382 WLAN_EID_SCHEDULE = 15,
2383 WLAN_EID_CHALLENGE = 16,
2384 /* 17-31 reserved for challenge text extension */
2385 WLAN_EID_PWR_CONSTRAINT = 32,
2386 WLAN_EID_PWR_CAPABILITY = 33,
2387 WLAN_EID_TPC_REQUEST = 34,
2388 WLAN_EID_TPC_REPORT = 35,
2389 WLAN_EID_SUPPORTED_CHANNELS = 36,
2390 WLAN_EID_CHANNEL_SWITCH = 37,
2391 WLAN_EID_MEASURE_REQUEST = 38,
2392 WLAN_EID_MEASURE_REPORT = 39,
2393 WLAN_EID_QUIET = 40,
2394 WLAN_EID_IBSS_DFS = 41,
2395 WLAN_EID_ERP_INFO = 42,
2396 WLAN_EID_TS_DELAY = 43,
2397 WLAN_EID_TCLAS_PROCESSING = 44,
2398 WLAN_EID_HT_CAPABILITY = 45,
2399 WLAN_EID_QOS_CAPA = 46,
2400 /* 47 reserved for Broadcom */
2402 WLAN_EID_802_15_COEX = 49,
2403 WLAN_EID_EXT_SUPP_RATES = 50,
2404 WLAN_EID_AP_CHAN_REPORT = 51,
2405 WLAN_EID_NEIGHBOR_REPORT = 52,
2407 WLAN_EID_MOBILITY_DOMAIN = 54,
2408 WLAN_EID_FAST_BSS_TRANSITION = 55,
2409 WLAN_EID_TIMEOUT_INTERVAL = 56,
2410 WLAN_EID_RIC_DATA = 57,
2411 WLAN_EID_DSE_REGISTERED_LOCATION = 58,
2412 WLAN_EID_SUPPORTED_REGULATORY_CLASSES = 59,
2413 WLAN_EID_EXT_CHANSWITCH_ANN = 60,
2414 WLAN_EID_HT_OPERATION = 61,
2415 WLAN_EID_SECONDARY_CHANNEL_OFFSET = 62,
2416 WLAN_EID_BSS_AVG_ACCESS_DELAY = 63,
2417 WLAN_EID_ANTENNA_INFO = 64,
2419 WLAN_EID_MEASUREMENT_PILOT_TX_INFO = 66,
2420 WLAN_EID_BSS_AVAILABLE_CAPACITY = 67,
2421 WLAN_EID_BSS_AC_ACCESS_DELAY = 68,
2422 WLAN_EID_TIME_ADVERTISEMENT = 69,
2423 WLAN_EID_RRM_ENABLED_CAPABILITIES = 70,
2424 WLAN_EID_MULTIPLE_BSSID = 71,
2425 WLAN_EID_BSS_COEX_2040 = 72,
2426 WLAN_EID_BSS_INTOLERANT_CHL_REPORT = 73,
2427 WLAN_EID_OVERLAP_BSS_SCAN_PARAM = 74,
2428 WLAN_EID_RIC_DESCRIPTOR = 75,
2430 WLAN_EID_ASSOC_COMEBACK_TIME = 77,
2431 WLAN_EID_EVENT_REQUEST = 78,
2432 WLAN_EID_EVENT_REPORT = 79,
2433 WLAN_EID_DIAGNOSTIC_REQUEST = 80,
2434 WLAN_EID_DIAGNOSTIC_REPORT = 81,
2435 WLAN_EID_LOCATION_PARAMS = 82,
2436 WLAN_EID_NON_TX_BSSID_CAP = 83,
2437 WLAN_EID_SSID_LIST = 84,
2438 WLAN_EID_MULTI_BSSID_IDX = 85,
2439 WLAN_EID_FMS_DESCRIPTOR = 86,
2440 WLAN_EID_FMS_REQUEST = 87,
2441 WLAN_EID_FMS_RESPONSE = 88,
2442 WLAN_EID_QOS_TRAFFIC_CAPA = 89,
2443 WLAN_EID_BSS_MAX_IDLE_PERIOD = 90,
2444 WLAN_EID_TSF_REQUEST = 91,
2445 WLAN_EID_TSF_RESPOSNE = 92,
2446 WLAN_EID_WNM_SLEEP_MODE = 93,
2447 WLAN_EID_TIM_BCAST_REQ = 94,
2448 WLAN_EID_TIM_BCAST_RESP = 95,
2449 WLAN_EID_COLL_IF_REPORT = 96,
2450 WLAN_EID_CHANNEL_USAGE = 97,
2451 WLAN_EID_TIME_ZONE = 98,
2452 WLAN_EID_DMS_REQUEST = 99,
2453 WLAN_EID_DMS_RESPONSE = 100,
2454 WLAN_EID_LINK_ID = 101,
2455 WLAN_EID_WAKEUP_SCHEDUL = 102,
2457 WLAN_EID_CHAN_SWITCH_TIMING = 104,
2458 WLAN_EID_PTI_CONTROL = 105,
2459 WLAN_EID_PU_BUFFER_STATUS = 106,
2460 WLAN_EID_INTERWORKING = 107,
2461 WLAN_EID_ADVERTISEMENT_PROTOCOL = 108,
2462 WLAN_EID_EXPEDITED_BW_REQ = 109,
2463 WLAN_EID_QOS_MAP_SET = 110,
2464 WLAN_EID_ROAMING_CONSORTIUM = 111,
2465 WLAN_EID_EMERGENCY_ALERT = 112,
2466 WLAN_EID_MESH_CONFIG = 113,
2467 WLAN_EID_MESH_ID = 114,
2468 WLAN_EID_LINK_METRIC_REPORT = 115,
2469 WLAN_EID_CONGESTION_NOTIFICATION = 116,
2470 WLAN_EID_PEER_MGMT = 117,
2471 WLAN_EID_CHAN_SWITCH_PARAM = 118,
2472 WLAN_EID_MESH_AWAKE_WINDOW = 119,
2473 WLAN_EID_BEACON_TIMING = 120,
2474 WLAN_EID_MCCAOP_SETUP_REQ = 121,
2475 WLAN_EID_MCCAOP_SETUP_RESP = 122,
2476 WLAN_EID_MCCAOP_ADVERT = 123,
2477 WLAN_EID_MCCAOP_TEARDOWN = 124,
2478 WLAN_EID_GANN = 125,
2479 WLAN_EID_RANN = 126,
2480 WLAN_EID_EXT_CAPABILITY = 127,
2481 /* 128, 129 reserved for Agere */
2482 WLAN_EID_PREQ = 130,
2483 WLAN_EID_PREP = 131,
2484 WLAN_EID_PERR = 132,
2485 /* 133-136 reserved for Cisco */
2487 WLAN_EID_PXUC = 138,
2488 WLAN_EID_AUTH_MESH_PEER_EXCH = 139,
2490 WLAN_EID_DESTINATION_URI = 141,
2491 WLAN_EID_UAPSD_COEX = 142,
2492 WLAN_EID_WAKEUP_SCHEDULE = 143,
2493 WLAN_EID_EXT_SCHEDULE = 144,
2494 WLAN_EID_STA_AVAILABILITY = 145,
2495 WLAN_EID_DMG_TSPEC = 146,
2496 WLAN_EID_DMG_AT = 147,
2497 WLAN_EID_DMG_CAP = 148,
2498 /* 149 reserved for Cisco */
2499 WLAN_EID_CISCO_VENDOR_SPECIFIC = 150,
2500 WLAN_EID_DMG_OPERATION = 151,
2501 WLAN_EID_DMG_BSS_PARAM_CHANGE = 152,
2502 WLAN_EID_DMG_BEAM_REFINEMENT = 153,
2503 WLAN_EID_CHANNEL_MEASURE_FEEDBACK = 154,
2504 /* 155-156 reserved for Cisco */
2505 WLAN_EID_AWAKE_WINDOW = 157,
2506 WLAN_EID_MULTI_BAND = 158,
2507 WLAN_EID_ADDBA_EXT = 159,
2508 WLAN_EID_NEXT_PCP_LIST = 160,
2509 WLAN_EID_PCP_HANDOVER = 161,
2510 WLAN_EID_DMG_LINK_MARGIN = 162,
2511 WLAN_EID_SWITCHING_STREAM = 163,
2512 WLAN_EID_SESSION_TRANSITION = 164,
2513 WLAN_EID_DYN_TONE_PAIRING_REPORT = 165,
2514 WLAN_EID_CLUSTER_REPORT = 166,
2515 WLAN_EID_RELAY_CAP = 167,
2516 WLAN_EID_RELAY_XFER_PARAM_SET = 168,
2517 WLAN_EID_BEAM_LINK_MAINT = 169,
2518 WLAN_EID_MULTIPLE_MAC_ADDR = 170,
2519 WLAN_EID_U_PID = 171,
2520 WLAN_EID_DMG_LINK_ADAPT_ACK = 172,
2521 /* 173 reserved for Symbol */
2522 WLAN_EID_MCCAOP_ADV_OVERVIEW = 174,
2523 WLAN_EID_QUIET_PERIOD_REQ = 175,
2524 /* 176 reserved for Symbol */
2525 WLAN_EID_QUIET_PERIOD_RESP = 177,
2526 /* 178-179 reserved for Symbol */
2527 /* 180 reserved for ISO/IEC 20011 */
2528 WLAN_EID_EPAC_POLICY = 182,
2529 WLAN_EID_CLISTER_TIME_OFF = 183,
2530 WLAN_EID_INTER_AC_PRIO = 184,
2531 WLAN_EID_SCS_DESCRIPTOR = 185,
2532 WLAN_EID_QLOAD_REPORT = 186,
2533 WLAN_EID_HCCA_TXOP_UPDATE_COUNT = 187,
2534 WLAN_EID_HL_STREAM_ID = 188,
2535 WLAN_EID_GCR_GROUP_ADDR = 189,
2536 WLAN_EID_ANTENNA_SECTOR_ID_PATTERN = 190,
2537 WLAN_EID_VHT_CAPABILITY = 191,
2538 WLAN_EID_VHT_OPERATION = 192,
2539 WLAN_EID_EXTENDED_BSS_LOAD = 193,
2540 WLAN_EID_WIDE_BW_CHANNEL_SWITCH = 194,
2541 WLAN_EID_VHT_TX_POWER_ENVELOPE = 195,
2542 WLAN_EID_CHANNEL_SWITCH_WRAPPER = 196,
2544 WLAN_EID_QUIET_CHANNEL = 198,
2545 WLAN_EID_OPMODE_NOTIF = 199,
2547 WLAN_EID_VENDOR_SPECIFIC = 221,
2548 WLAN_EID_QOS_PARAMETER = 222,
2549 WLAN_EID_CAG_NUMBER = 237,
2550 WLAN_EID_AP_CSN = 239,
2551 WLAN_EID_FILS_INDICATION = 240,
2552 WLAN_EID_DILS = 241,
2553 WLAN_EID_FRAGMENT = 242,
2554 WLAN_EID_RSNX = 244,
2555 WLAN_EID_EXTENSION = 255
2558 /* Element ID Extensions for Element ID 255 */
2559 enum ieee80211_eid_ext {
2560 WLAN_EID_EXT_ASSOC_DELAY_INFO = 1,
2561 WLAN_EID_EXT_FILS_REQ_PARAMS = 2,
2562 WLAN_EID_EXT_FILS_KEY_CONFIRM = 3,
2563 WLAN_EID_EXT_FILS_SESSION = 4,
2564 WLAN_EID_EXT_FILS_HLP_CONTAINER = 5,
2565 WLAN_EID_EXT_FILS_IP_ADDR_ASSIGN = 6,
2566 WLAN_EID_EXT_KEY_DELIVERY = 7,
2567 WLAN_EID_EXT_FILS_WRAPPED_DATA = 8,
2568 WLAN_EID_EXT_FILS_PUBLIC_KEY = 12,
2569 WLAN_EID_EXT_FILS_NONCE = 13,
2570 WLAN_EID_EXT_FUTURE_CHAN_GUIDANCE = 14,
2571 WLAN_EID_EXT_HE_CAPABILITY = 35,
2572 WLAN_EID_EXT_HE_OPERATION = 36,
2573 WLAN_EID_EXT_UORA = 37,
2574 WLAN_EID_EXT_HE_MU_EDCA = 38,
2575 WLAN_EID_EXT_HE_SPR = 39,
2576 WLAN_EID_EXT_MAX_CHANNEL_SWITCH_TIME = 52,
2577 WLAN_EID_EXT_MULTIPLE_BSSID_CONFIGURATION = 55,
2578 WLAN_EID_EXT_NON_INHERITANCE = 56,
2581 /* Action category code */
2582 enum ieee80211_category {
2583 WLAN_CATEGORY_SPECTRUM_MGMT = 0,
2584 WLAN_CATEGORY_QOS = 1,
2585 WLAN_CATEGORY_DLS = 2,
2586 WLAN_CATEGORY_BACK = 3,
2587 WLAN_CATEGORY_PUBLIC = 4,
2588 WLAN_CATEGORY_RADIO_MEASUREMENT = 5,
2589 WLAN_CATEGORY_HT = 7,
2590 WLAN_CATEGORY_SA_QUERY = 8,
2591 WLAN_CATEGORY_PROTECTED_DUAL_OF_ACTION = 9,
2592 WLAN_CATEGORY_WNM = 10,
2593 WLAN_CATEGORY_WNM_UNPROTECTED = 11,
2594 WLAN_CATEGORY_TDLS = 12,
2595 WLAN_CATEGORY_MESH_ACTION = 13,
2596 WLAN_CATEGORY_MULTIHOP_ACTION = 14,
2597 WLAN_CATEGORY_SELF_PROTECTED = 15,
2598 WLAN_CATEGORY_DMG = 16,
2599 WLAN_CATEGORY_WMM = 17,
2600 WLAN_CATEGORY_FST = 18,
2601 WLAN_CATEGORY_UNPROT_DMG = 20,
2602 WLAN_CATEGORY_VHT = 21,
2603 WLAN_CATEGORY_VENDOR_SPECIFIC_PROTECTED = 126,
2604 WLAN_CATEGORY_VENDOR_SPECIFIC = 127,
2607 /* SPECTRUM_MGMT action code */
2608 enum ieee80211_spectrum_mgmt_actioncode {
2609 WLAN_ACTION_SPCT_MSR_REQ = 0,
2610 WLAN_ACTION_SPCT_MSR_RPRT = 1,
2611 WLAN_ACTION_SPCT_TPC_REQ = 2,
2612 WLAN_ACTION_SPCT_TPC_RPRT = 3,
2613 WLAN_ACTION_SPCT_CHL_SWITCH = 4,
2616 /* HT action codes */
2617 enum ieee80211_ht_actioncode {
2618 WLAN_HT_ACTION_NOTIFY_CHANWIDTH = 0,
2619 WLAN_HT_ACTION_SMPS = 1,
2620 WLAN_HT_ACTION_PSMP = 2,
2621 WLAN_HT_ACTION_PCO_PHASE = 3,
2622 WLAN_HT_ACTION_CSI = 4,
2623 WLAN_HT_ACTION_NONCOMPRESSED_BF = 5,
2624 WLAN_HT_ACTION_COMPRESSED_BF = 6,
2625 WLAN_HT_ACTION_ASEL_IDX_FEEDBACK = 7,
2628 /* VHT action codes */
2629 enum ieee80211_vht_actioncode {
2630 WLAN_VHT_ACTION_COMPRESSED_BF = 0,
2631 WLAN_VHT_ACTION_GROUPID_MGMT = 1,
2632 WLAN_VHT_ACTION_OPMODE_NOTIF = 2,
2635 /* Self Protected Action codes */
2636 enum ieee80211_self_protected_actioncode {
2637 WLAN_SP_RESERVED = 0,
2638 WLAN_SP_MESH_PEERING_OPEN = 1,
2639 WLAN_SP_MESH_PEERING_CONFIRM = 2,
2640 WLAN_SP_MESH_PEERING_CLOSE = 3,
2641 WLAN_SP_MGK_INFORM = 4,
2642 WLAN_SP_MGK_ACK = 5,
2645 /* Mesh action codes */
2646 enum ieee80211_mesh_actioncode {
2647 WLAN_MESH_ACTION_LINK_METRIC_REPORT,
2648 WLAN_MESH_ACTION_HWMP_PATH_SELECTION,
2649 WLAN_MESH_ACTION_GATE_ANNOUNCEMENT,
2650 WLAN_MESH_ACTION_CONGESTION_CONTROL_NOTIFICATION,
2651 WLAN_MESH_ACTION_MCCA_SETUP_REQUEST,
2652 WLAN_MESH_ACTION_MCCA_SETUP_REPLY,
2653 WLAN_MESH_ACTION_MCCA_ADVERTISEMENT_REQUEST,
2654 WLAN_MESH_ACTION_MCCA_ADVERTISEMENT,
2655 WLAN_MESH_ACTION_MCCA_TEARDOWN,
2656 WLAN_MESH_ACTION_TBTT_ADJUSTMENT_REQUEST,
2657 WLAN_MESH_ACTION_TBTT_ADJUSTMENT_RESPONSE,
2660 /* Security key length */
2661 enum ieee80211_key_len {
2662 WLAN_KEY_LEN_WEP40 = 5,
2663 WLAN_KEY_LEN_WEP104 = 13,
2664 WLAN_KEY_LEN_CCMP = 16,
2665 WLAN_KEY_LEN_CCMP_256 = 32,
2666 WLAN_KEY_LEN_TKIP = 32,
2667 WLAN_KEY_LEN_AES_CMAC = 16,
2668 WLAN_KEY_LEN_SMS4 = 32,
2669 WLAN_KEY_LEN_GCMP = 16,
2670 WLAN_KEY_LEN_GCMP_256 = 32,
2671 WLAN_KEY_LEN_BIP_CMAC_256 = 32,
2672 WLAN_KEY_LEN_BIP_GMAC_128 = 16,
2673 WLAN_KEY_LEN_BIP_GMAC_256 = 32,
2676 #define IEEE80211_WEP_IV_LEN 4
2677 #define IEEE80211_WEP_ICV_LEN 4
2678 #define IEEE80211_CCMP_HDR_LEN 8
2679 #define IEEE80211_CCMP_MIC_LEN 8
2680 #define IEEE80211_CCMP_PN_LEN 6
2681 #define IEEE80211_CCMP_256_HDR_LEN 8
2682 #define IEEE80211_CCMP_256_MIC_LEN 16
2683 #define IEEE80211_CCMP_256_PN_LEN 6
2684 #define IEEE80211_TKIP_IV_LEN 8
2685 #define IEEE80211_TKIP_ICV_LEN 4
2686 #define IEEE80211_CMAC_PN_LEN 6
2687 #define IEEE80211_GMAC_PN_LEN 6
2688 #define IEEE80211_GCMP_HDR_LEN 8
2689 #define IEEE80211_GCMP_MIC_LEN 16
2690 #define IEEE80211_GCMP_PN_LEN 6
2692 #define FILS_NONCE_LEN 16
2693 #define FILS_MAX_KEK_LEN 64
2695 #define FILS_ERP_MAX_USERNAME_LEN 16
2696 #define FILS_ERP_MAX_REALM_LEN 253
2697 #define FILS_ERP_MAX_RRK_LEN 64
2699 #define PMK_MAX_LEN 64
2700 #define SAE_PASSWORD_MAX_LEN 128
2702 /* Public action codes (IEEE Std 802.11-2016, 9.6.8.1, Table 9-307) */
2703 enum ieee80211_pub_actioncode {
2704 WLAN_PUB_ACTION_20_40_BSS_COEX = 0,
2705 WLAN_PUB_ACTION_DSE_ENABLEMENT = 1,
2706 WLAN_PUB_ACTION_DSE_DEENABLEMENT = 2,
2707 WLAN_PUB_ACTION_DSE_REG_LOC_ANN = 3,
2708 WLAN_PUB_ACTION_EXT_CHANSW_ANN = 4,
2709 WLAN_PUB_ACTION_DSE_MSMT_REQ = 5,
2710 WLAN_PUB_ACTION_DSE_MSMT_RESP = 6,
2711 WLAN_PUB_ACTION_MSMT_PILOT = 7,
2712 WLAN_PUB_ACTION_DSE_PC = 8,
2713 WLAN_PUB_ACTION_VENDOR_SPECIFIC = 9,
2714 WLAN_PUB_ACTION_GAS_INITIAL_REQ = 10,
2715 WLAN_PUB_ACTION_GAS_INITIAL_RESP = 11,
2716 WLAN_PUB_ACTION_GAS_COMEBACK_REQ = 12,
2717 WLAN_PUB_ACTION_GAS_COMEBACK_RESP = 13,
2718 WLAN_PUB_ACTION_TDLS_DISCOVER_RES = 14,
2719 WLAN_PUB_ACTION_LOC_TRACK_NOTI = 15,
2720 WLAN_PUB_ACTION_QAB_REQUEST_FRAME = 16,
2721 WLAN_PUB_ACTION_QAB_RESPONSE_FRAME = 17,
2722 WLAN_PUB_ACTION_QMF_POLICY = 18,
2723 WLAN_PUB_ACTION_QMF_POLICY_CHANGE = 19,
2724 WLAN_PUB_ACTION_QLOAD_REQUEST = 20,
2725 WLAN_PUB_ACTION_QLOAD_REPORT = 21,
2726 WLAN_PUB_ACTION_HCCA_TXOP_ADVERT = 22,
2727 WLAN_PUB_ACTION_HCCA_TXOP_RESPONSE = 23,
2728 WLAN_PUB_ACTION_PUBLIC_KEY = 24,
2729 WLAN_PUB_ACTION_CHANNEL_AVAIL_QUERY = 25,
2730 WLAN_PUB_ACTION_CHANNEL_SCHEDULE_MGMT = 26,
2731 WLAN_PUB_ACTION_CONTACT_VERI_SIGNAL = 27,
2732 WLAN_PUB_ACTION_GDD_ENABLEMENT_REQ = 28,
2733 WLAN_PUB_ACTION_GDD_ENABLEMENT_RESP = 29,
2734 WLAN_PUB_ACTION_NETWORK_CHANNEL_CONTROL = 30,
2735 WLAN_PUB_ACTION_WHITE_SPACE_MAP_ANN = 31,
2736 WLAN_PUB_ACTION_FTM_REQUEST = 32,
2737 WLAN_PUB_ACTION_FTM = 33,
2738 WLAN_PUB_ACTION_FILS_DISCOVERY = 34,
2741 /* TDLS action codes */
2742 enum ieee80211_tdls_actioncode {
2743 WLAN_TDLS_SETUP_REQUEST = 0,
2744 WLAN_TDLS_SETUP_RESPONSE = 1,
2745 WLAN_TDLS_SETUP_CONFIRM = 2,
2746 WLAN_TDLS_TEARDOWN = 3,
2747 WLAN_TDLS_PEER_TRAFFIC_INDICATION = 4,
2748 WLAN_TDLS_CHANNEL_SWITCH_REQUEST = 5,
2749 WLAN_TDLS_CHANNEL_SWITCH_RESPONSE = 6,
2750 WLAN_TDLS_PEER_PSM_REQUEST = 7,
2751 WLAN_TDLS_PEER_PSM_RESPONSE = 8,
2752 WLAN_TDLS_PEER_TRAFFIC_RESPONSE = 9,
2753 WLAN_TDLS_DISCOVERY_REQUEST = 10,
2756 /* Extended Channel Switching capability to be set in the 1st byte of
2757 * the @WLAN_EID_EXT_CAPABILITY information element
2759 #define WLAN_EXT_CAPA1_EXT_CHANNEL_SWITCHING BIT(2)
2761 /* Multiple BSSID capability is set in the 6th bit of 3rd byte of the
2762 * @WLAN_EID_EXT_CAPABILITY information element
2764 #define WLAN_EXT_CAPA3_MULTI_BSSID_SUPPORT BIT(6)
2766 /* TDLS capabilities in the 4th byte of @WLAN_EID_EXT_CAPABILITY */
2767 #define WLAN_EXT_CAPA4_TDLS_BUFFER_STA BIT(4)
2768 #define WLAN_EXT_CAPA4_TDLS_PEER_PSM BIT(5)
2769 #define WLAN_EXT_CAPA4_TDLS_CHAN_SWITCH BIT(6)
2771 /* Interworking capabilities are set in 7th bit of 4th byte of the
2772 * @WLAN_EID_EXT_CAPABILITY information element
2774 #define WLAN_EXT_CAPA4_INTERWORKING_ENABLED BIT(7)
2777 * TDLS capabililites to be enabled in the 5th byte of the
2778 * @WLAN_EID_EXT_CAPABILITY information element
2780 #define WLAN_EXT_CAPA5_TDLS_ENABLED BIT(5)
2781 #define WLAN_EXT_CAPA5_TDLS_PROHIBITED BIT(6)
2782 #define WLAN_EXT_CAPA5_TDLS_CH_SW_PROHIBITED BIT(7)
2784 #define WLAN_EXT_CAPA8_TDLS_WIDE_BW_ENABLED BIT(5)
2785 #define WLAN_EXT_CAPA8_OPMODE_NOTIF BIT(6)
2787 /* Defines the maximal number of MSDUs in an A-MSDU. */
2788 #define WLAN_EXT_CAPA8_MAX_MSDU_IN_AMSDU_LSB BIT(7)
2789 #define WLAN_EXT_CAPA9_MAX_MSDU_IN_AMSDU_MSB BIT(0)
2792 * Fine Timing Measurement Initiator - bit 71 of @WLAN_EID_EXT_CAPABILITY
2793 * information element
2795 #define WLAN_EXT_CAPA9_FTM_INITIATOR BIT(7)
2797 /* Defines support for TWT Requester and TWT Responder */
2798 #define WLAN_EXT_CAPA10_TWT_REQUESTER_SUPPORT BIT(5)
2799 #define WLAN_EXT_CAPA10_TWT_RESPONDER_SUPPORT BIT(6)
2802 * When set, indicates that the AP is able to tolerate 26-tone RU UL
2803 * OFDMA transmissions using HE TB PPDU from OBSS (not falsely classify the
2804 * 26-tone RU UL OFDMA transmissions as radar pulses).
2806 #define WLAN_EXT_CAPA10_OBSS_NARROW_BW_RU_TOLERANCE_SUPPORT BIT(7)
2808 /* Defines support for enhanced multi-bssid advertisement*/
2809 #define WLAN_EXT_CAPA11_EMA_SUPPORT BIT(1)
2811 /* TDLS specific payload type in the LLC/SNAP header */
2812 #define WLAN_TDLS_SNAP_RFTYPE 0x2
2814 /* BSS Coex IE information field bits */
2815 #define WLAN_BSS_COEX_INFORMATION_REQUEST BIT(0)
2818 * enum ieee80211_mesh_sync_method - mesh synchronization method identifier
2820 * @IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET: the default synchronization method
2821 * @IEEE80211_SYNC_METHOD_VENDOR: a vendor specific synchronization method
2822 * that will be specified in a vendor specific information element
2824 enum ieee80211_mesh_sync_method {
2825 IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET = 1,
2826 IEEE80211_SYNC_METHOD_VENDOR = 255,
2830 * enum ieee80211_mesh_path_protocol - mesh path selection protocol identifier
2832 * @IEEE80211_PATH_PROTOCOL_HWMP: the default path selection protocol
2833 * @IEEE80211_PATH_PROTOCOL_VENDOR: a vendor specific protocol that will
2834 * be specified in a vendor specific information element
2836 enum ieee80211_mesh_path_protocol {
2837 IEEE80211_PATH_PROTOCOL_HWMP = 1,
2838 IEEE80211_PATH_PROTOCOL_VENDOR = 255,
2842 * enum ieee80211_mesh_path_metric - mesh path selection metric identifier
2844 * @IEEE80211_PATH_METRIC_AIRTIME: the default path selection metric
2845 * @IEEE80211_PATH_METRIC_VENDOR: a vendor specific metric that will be
2846 * specified in a vendor specific information element
2848 enum ieee80211_mesh_path_metric {
2849 IEEE80211_PATH_METRIC_AIRTIME = 1,
2850 IEEE80211_PATH_METRIC_VENDOR = 255,
2854 * enum ieee80211_root_mode_identifier - root mesh STA mode identifier
2856 * These attribute are used by dot11MeshHWMPRootMode to set root mesh STA mode
2858 * @IEEE80211_ROOTMODE_NO_ROOT: the mesh STA is not a root mesh STA (default)
2859 * @IEEE80211_ROOTMODE_ROOT: the mesh STA is a root mesh STA if greater than
2861 * @IEEE80211_PROACTIVE_PREQ_NO_PREP: the mesh STA is a root mesh STA supports
2862 * the proactive PREQ with proactive PREP subfield set to 0
2863 * @IEEE80211_PROACTIVE_PREQ_WITH_PREP: the mesh STA is a root mesh STA
2864 * supports the proactive PREQ with proactive PREP subfield set to 1
2865 * @IEEE80211_PROACTIVE_RANN: the mesh STA is a root mesh STA supports
2866 * the proactive RANN
2868 enum ieee80211_root_mode_identifier {
2869 IEEE80211_ROOTMODE_NO_ROOT = 0,
2870 IEEE80211_ROOTMODE_ROOT = 1,
2871 IEEE80211_PROACTIVE_PREQ_NO_PREP = 2,
2872 IEEE80211_PROACTIVE_PREQ_WITH_PREP = 3,
2873 IEEE80211_PROACTIVE_RANN = 4,
2877 * IEEE 802.11-2007 7.3.2.9 Country information element
2879 * Minimum length is 8 octets, ie len must be evenly
2883 /* Although the spec says 8 I'm seeing 6 in practice */
2884 #define IEEE80211_COUNTRY_IE_MIN_LEN 6
2886 /* The Country String field of the element shall be 3 octets in length */
2887 #define IEEE80211_COUNTRY_STRING_LEN 3
2890 * For regulatory extension stuff see IEEE 802.11-2007
2891 * Annex I (page 1141) and Annex J (page 1147). Also
2894 * When dot11RegulatoryClassesRequired is true and the
2895 * first_channel/reg_extension_id is >= 201 then the IE
2896 * compromises of the 'ext' struct represented below:
2898 * - Regulatory extension ID - when generating IE this just needs
2899 * to be monotonically increasing for each triplet passed in
2901 * - Regulatory class - index into set of rules
2902 * - Coverage class - index into air propagation time (Table 7-27),
2903 * in microseconds, you can compute the air propagation time from
2904 * the index by multiplying by 3, so index 10 yields a propagation
2905 * of 10 us. Valid values are 0-31, values 32-255 are not defined
2906 * yet. A value of 0 inicates air propagation of <= 1 us.
2908 * See also Table I.2 for Emission limit sets and table
2909 * I.3 for Behavior limit sets. Table J.1 indicates how to map
2910 * a reg_class to an emission limit set and behavior limit set.
2912 #define IEEE80211_COUNTRY_EXTENSION_ID 201
2915 * Channels numbers in the IE must be monotonically increasing
2916 * if dot11RegulatoryClassesRequired is not true.
2918 * If dot11RegulatoryClassesRequired is true consecutive
2919 * subband triplets following a regulatory triplet shall
2920 * have monotonically increasing first_channel number fields.
2922 * Channel numbers shall not overlap.
2924 * Note that max_power is signed.
2926 struct ieee80211_country_ie_triplet {
2934 u8 reg_extension_id;
2941 enum ieee80211_timeout_interval_type {
2942 WLAN_TIMEOUT_REASSOC_DEADLINE = 1 /* 802.11r */,
2943 WLAN_TIMEOUT_KEY_LIFETIME = 2 /* 802.11r */,
2944 WLAN_TIMEOUT_ASSOC_COMEBACK = 3 /* 802.11w */,
2948 * struct ieee80211_timeout_interval_ie - Timeout Interval element
2949 * @type: type, see &enum ieee80211_timeout_interval_type
2950 * @value: timeout interval value
2952 struct ieee80211_timeout_interval_ie {
2958 * enum ieee80211_idle_options - BSS idle options
2959 * @WLAN_IDLE_OPTIONS_PROTECTED_KEEP_ALIVE: the station should send an RSN
2960 * protected frame to the AP to reset the idle timer at the AP for
2963 enum ieee80211_idle_options {
2964 WLAN_IDLE_OPTIONS_PROTECTED_KEEP_ALIVE = BIT(0),
2968 * struct ieee80211_bss_max_idle_period_ie
2970 * This structure refers to "BSS Max idle period element"
2972 * @max_idle_period: indicates the time period during which a station can
2973 * refrain from transmitting frames to its associated AP without being
2974 * disassociated. In units of 1000 TUs.
2975 * @idle_options: indicates the options associated with the BSS idle capability
2976 * as specified in &enum ieee80211_idle_options.
2978 struct ieee80211_bss_max_idle_period_ie {
2979 __le16 max_idle_period;
2983 /* BACK action code */
2984 enum ieee80211_back_actioncode {
2985 WLAN_ACTION_ADDBA_REQ = 0,
2986 WLAN_ACTION_ADDBA_RESP = 1,
2987 WLAN_ACTION_DELBA = 2,
2990 /* BACK (block-ack) parties */
2991 enum ieee80211_back_parties {
2992 WLAN_BACK_RECIPIENT = 0,
2993 WLAN_BACK_INITIATOR = 1,
2996 /* SA Query action */
2997 enum ieee80211_sa_query_action {
2998 WLAN_ACTION_SA_QUERY_REQUEST = 0,
2999 WLAN_ACTION_SA_QUERY_RESPONSE = 1,
3003 * struct ieee80211_bssid_index
3005 * This structure refers to "Multiple BSSID-index element"
3007 * @bssid_index: BSSID index
3008 * @dtim_period: optional, overrides transmitted BSS dtim period
3009 * @dtim_count: optional, overrides transmitted BSS dtim count
3011 struct ieee80211_bssid_index {
3018 * struct ieee80211_multiple_bssid_configuration
3020 * This structure refers to "Multiple BSSID Configuration element"
3022 * @bssid_count: total number of active BSSIDs in the set
3023 * @profile_periodicity: the least number of beacon frames need to be received
3024 * in order to discover all the nontransmitted BSSIDs in the set.
3026 struct ieee80211_multiple_bssid_configuration {
3028 u8 profile_periodicity;
3031 #define SUITE(oui, id) (((oui) << 8) | (id))
3033 /* cipher suite selectors */
3034 #define WLAN_CIPHER_SUITE_USE_GROUP SUITE(0x000FAC, 0)
3035 #define WLAN_CIPHER_SUITE_WEP40 SUITE(0x000FAC, 1)
3036 #define WLAN_CIPHER_SUITE_TKIP SUITE(0x000FAC, 2)
3037 /* reserved: SUITE(0x000FAC, 3) */
3038 #define WLAN_CIPHER_SUITE_CCMP SUITE(0x000FAC, 4)
3039 #define WLAN_CIPHER_SUITE_WEP104 SUITE(0x000FAC, 5)
3040 #define WLAN_CIPHER_SUITE_AES_CMAC SUITE(0x000FAC, 6)
3041 #define WLAN_CIPHER_SUITE_GCMP SUITE(0x000FAC, 8)
3042 #define WLAN_CIPHER_SUITE_GCMP_256 SUITE(0x000FAC, 9)
3043 #define WLAN_CIPHER_SUITE_CCMP_256 SUITE(0x000FAC, 10)
3044 #define WLAN_CIPHER_SUITE_BIP_GMAC_128 SUITE(0x000FAC, 11)
3045 #define WLAN_CIPHER_SUITE_BIP_GMAC_256 SUITE(0x000FAC, 12)
3046 #define WLAN_CIPHER_SUITE_BIP_CMAC_256 SUITE(0x000FAC, 13)
3048 #define WLAN_CIPHER_SUITE_SMS4 SUITE(0x001472, 1)
3050 /* AKM suite selectors */
3051 #define WLAN_AKM_SUITE_8021X SUITE(0x000FAC, 1)
3052 #define WLAN_AKM_SUITE_PSK SUITE(0x000FAC, 2)
3053 #define WLAN_AKM_SUITE_FT_8021X SUITE(0x000FAC, 3)
3054 #define WLAN_AKM_SUITE_FT_PSK SUITE(0x000FAC, 4)
3055 #define WLAN_AKM_SUITE_8021X_SHA256 SUITE(0x000FAC, 5)
3056 #define WLAN_AKM_SUITE_PSK_SHA256 SUITE(0x000FAC, 6)
3057 #define WLAN_AKM_SUITE_TDLS SUITE(0x000FAC, 7)
3058 #define WLAN_AKM_SUITE_SAE SUITE(0x000FAC, 8)
3059 #define WLAN_AKM_SUITE_FT_OVER_SAE SUITE(0x000FAC, 9)
3060 #define WLAN_AKM_SUITE_8021X_SUITE_B SUITE(0x000FAC, 11)
3061 #define WLAN_AKM_SUITE_8021X_SUITE_B_192 SUITE(0x000FAC, 12)
3062 #define WLAN_AKM_SUITE_FILS_SHA256 SUITE(0x000FAC, 14)
3063 #define WLAN_AKM_SUITE_FILS_SHA384 SUITE(0x000FAC, 15)
3064 #define WLAN_AKM_SUITE_FT_FILS_SHA256 SUITE(0x000FAC, 16)
3065 #define WLAN_AKM_SUITE_FT_FILS_SHA384 SUITE(0x000FAC, 17)
3066 #define WLAN_AKM_SUITE_OWE SUITE(0x000FAC, 18)
3068 #define WLAN_MAX_KEY_LEN 32
3070 #define WLAN_PMK_NAME_LEN 16
3071 #define WLAN_PMKID_LEN 16
3072 #define WLAN_PMK_LEN_EAP_LEAP 16
3073 #define WLAN_PMK_LEN 32
3074 #define WLAN_PMK_LEN_SUITE_B_192 48
3076 #define WLAN_OUI_WFA 0x506f9a
3077 #define WLAN_OUI_TYPE_WFA_P2P 9
3078 #define WLAN_OUI_MICROSOFT 0x0050f2
3079 #define WLAN_OUI_TYPE_MICROSOFT_WPA 1
3080 #define WLAN_OUI_TYPE_MICROSOFT_WMM 2
3081 #define WLAN_OUI_TYPE_MICROSOFT_WPS 4
3082 #define WLAN_OUI_TYPE_MICROSOFT_TPC 8
3085 * WMM/802.11e Tspec Element
3087 #define IEEE80211_WMM_IE_TSPEC_TID_MASK 0x0F
3088 #define IEEE80211_WMM_IE_TSPEC_TID_SHIFT 1
3090 enum ieee80211_tspec_status_code {
3091 IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED = 0,
3092 IEEE80211_TSPEC_STATUS_ADDTS_INVAL_PARAMS = 0x1,
3095 struct ieee80211_tspec_ie {
3104 __le16 nominal_msdu;
3106 __le32 min_service_int;
3107 __le32 max_service_int;
3108 __le32 inactivity_int;
3109 __le32 suspension_int;
3110 __le32 service_start_time;
3111 __le32 min_data_rate;
3112 __le32 mean_data_rate;
3113 __le32 peak_data_rate;
3114 __le32 max_burst_size;
3116 __le32 min_phy_rate;
3122 * ieee80211_get_qos_ctl - get pointer to qos control bytes
3125 * The qos ctrl bytes come after the frame_control, duration, seq_num
3126 * and 3 or 4 addresses of length ETH_ALEN.
3127 * 3 addr: 2 + 2 + 2 + 3*6 = 24
3128 * 4 addr: 2 + 2 + 2 + 4*6 = 30
3130 static inline u8 *ieee80211_get_qos_ctl(struct ieee80211_hdr *hdr)
3132 if (ieee80211_has_a4(hdr->frame_control))
3133 return (u8 *)hdr + 30;
3135 return (u8 *)hdr + 24;
3139 * ieee80211_get_tid - get qos TID
3142 static inline u8 ieee80211_get_tid(struct ieee80211_hdr *hdr)
3144 u8 *qc = ieee80211_get_qos_ctl(hdr);
3146 return qc[0] & IEEE80211_QOS_CTL_TID_MASK;
3150 * ieee80211_get_SA - get pointer to SA
3153 * Given an 802.11 frame, this function returns the offset
3154 * to the source address (SA). It does not verify that the
3155 * header is long enough to contain the address, and the
3156 * header must be long enough to contain the frame control
3159 static inline u8 *ieee80211_get_SA(struct ieee80211_hdr *hdr)
3161 if (ieee80211_has_a4(hdr->frame_control))
3163 if (ieee80211_has_fromds(hdr->frame_control))
3169 * ieee80211_get_DA - get pointer to DA
3172 * Given an 802.11 frame, this function returns the offset
3173 * to the destination address (DA). It does not verify that
3174 * the header is long enough to contain the address, and the
3175 * header must be long enough to contain the frame control
3178 static inline u8 *ieee80211_get_DA(struct ieee80211_hdr *hdr)
3180 if (ieee80211_has_tods(hdr->frame_control))
3187 * ieee80211_is_robust_mgmt_frame - check if frame is a robust management frame
3188 * @hdr: the frame (buffer must include at least the first octet of payload)
3190 static inline bool ieee80211_is_robust_mgmt_frame(struct ieee80211_hdr *hdr)
3192 if (ieee80211_is_disassoc(hdr->frame_control) ||
3193 ieee80211_is_deauth(hdr->frame_control))
3196 if (ieee80211_is_action(hdr->frame_control)) {
3200 * Action frames, excluding Public Action frames, are Robust
3201 * Management Frames. However, if we are looking at a Protected
3202 * frame, skip the check since the data may be encrypted and
3203 * the frame has already been found to be a Robust Management
3204 * Frame (by the other end).
3206 if (ieee80211_has_protected(hdr->frame_control))
3208 category = ((u8 *) hdr) + 24;
3209 return *category != WLAN_CATEGORY_PUBLIC &&
3210 *category != WLAN_CATEGORY_HT &&
3211 *category != WLAN_CATEGORY_WNM_UNPROTECTED &&
3212 *category != WLAN_CATEGORY_SELF_PROTECTED &&
3213 *category != WLAN_CATEGORY_UNPROT_DMG &&
3214 *category != WLAN_CATEGORY_VHT &&
3215 *category != WLAN_CATEGORY_VENDOR_SPECIFIC;
3222 * ieee80211_is_public_action - check if frame is a public action frame
3224 * @len: length of the frame
3226 static inline bool ieee80211_is_public_action(struct ieee80211_hdr *hdr,
3229 struct ieee80211_mgmt *mgmt = (void *)hdr;
3231 if (len < IEEE80211_MIN_ACTION_SIZE)
3233 if (!ieee80211_is_action(hdr->frame_control))
3235 return mgmt->u.action.category == WLAN_CATEGORY_PUBLIC;
3238 static inline bool is_multicast_ether_addr(const u8 *a)
3244 * _ieee80211_is_group_privacy_action - check if frame is a group addressed
3245 * privacy action frame
3248 static inline bool ieee80211_is_group_privacy_action(struct ieee80211_hdr *hdr)
3250 struct ieee80211_mgmt *mgmt = (void *)hdr;
3252 if (!ieee80211_is_action(hdr->frame_control) ||
3253 !is_multicast_ether_addr(hdr->addr1))
3256 return mgmt->u.action.category == WLAN_CATEGORY_MESH_ACTION ||
3257 mgmt->u.action.category == WLAN_CATEGORY_MULTIHOP_ACTION;
3261 * ieee80211_tu_to_usec - convert time units (TU) to microseconds
3264 static inline unsigned long ieee80211_tu_to_usec(unsigned long tu)
3270 * ieee80211_check_tim - check if AID bit is set in TIM
3272 * @tim_len: length of the TIM IE
3273 * @aid: the AID to look for
3275 static inline bool ieee80211_check_tim(const struct ieee80211_tim_ie *tim,
3276 u8 tim_len, u16 aid)
3279 u8 indexn0, indexn1, indexn2;
3281 if (unlikely(!tim || tim_len < sizeof(*tim)))
3286 mask = 1 << (aid & 7);
3288 indexn1 = tim->bitmap_ctrl & 0xfe;
3289 indexn2 = tim_len + indexn1 - 4;
3291 if (indexn0 < indexn1 || indexn0 > indexn2)
3296 return !!(tim->virtual_map[indexn0] & mask);
3299 /* convert time units */
3300 #define TU_TO_JIFFIES(x) (usecs_to_jiffies((x) * 1024))
3301 #define TU_TO_EXP_TIME(x) (jiffies + TU_TO_JIFFIES(x))
3309 /* element iteration helpers */
3310 #define for_each_element(_elem, _data, _datalen) \
3311 for (_elem = (const struct element *)(_data); \
3312 (const u8 *)(_data) + (_datalen) - (const u8 *)_elem >= \
3313 (int)sizeof(*_elem) && \
3314 (const u8 *)(_data) + (_datalen) - (const u8 *)_elem >= \
3315 (int)sizeof(*_elem) + _elem->datalen; \
3316 _elem = (const struct element *)(_elem->data + _elem->datalen))
3318 #define for_each_element_id(element, _id, data, datalen) \
3319 for_each_element(element, data, datalen) \
3320 if (element->id == (_id))
3322 #define for_each_element_extid(element, extid, _data, _datalen) \
3323 for_each_element(element, _data, _datalen) \
3324 if (element->id == WLAN_EID_EXTENSION && \
3325 element->datalen > 0 && \
3326 element->data[0] == (extid))
3328 #define for_each_subelement(sub, element) \
3329 for_each_element(sub, (element)->data, (element)->datalen)
3331 #define for_each_subelement_id(sub, id, element) \
3332 for_each_element_id(sub, id, (element)->data, (element)->datalen)
3334 #define for_each_subelement_extid(sub, extid, element) \
3335 for_each_element_extid(sub, extid, (element)->data, (element)->datalen)
3338 * for_each_element_completed - determine if element parsing consumed all data
3339 * @element: element pointer after for_each_element() or friends
3340 * @data: same data pointer as passed to for_each_element() or friends
3341 * @datalen: same data length as passed to for_each_element() or friends
3343 * This function returns %true if all the data was parsed or considered
3344 * while walking the elements. Only use this if your for_each_element()
3345 * loop cannot be broken out of, otherwise it always returns %false.
3347 * If some data was malformed, this returns %false since the last parsed
3348 * element will not fill the whole remaining data.
3350 static inline bool for_each_element_completed(const struct element *element,
3351 const void *data, size_t datalen)
3353 return (const u8 *)element == (const u8 *)data + datalen;
3357 * RSNX Capabilities:
3358 * bits 0-3: Field length (n-1)
3360 #define WLAN_RSNX_CAPA_PROTECTED_TWT BIT(4)
3361 #define WLAN_RSNX_CAPA_SAE_H2E BIT(5)
3363 #endif /* __LINUX_IEEE80211_H */