1 /* SPDX-License-Identifier: GPL-2.0-only */
5 * Copyright (c) 2001-2002, SSH Communications Security Corp and Jouni Malinen
8 * Copyright (c) 2005, Devicescape Software, Inc.
10 * Copyright (c) 2013 - 2014 Intel Mobile Communications GmbH
11 * Copyright (c) 2016 - 2017 Intel Deutschland GmbH
12 * Copyright (c) 2018 - 2024 Intel Corporation
15 #ifndef LINUX_IEEE80211_H
16 #define LINUX_IEEE80211_H
18 #include <linux/types.h>
19 #include <linux/if_ether.h>
20 #include <linux/etherdevice.h>
21 #include <linux/bitfield.h>
22 #include <asm/byteorder.h>
23 #include <asm/unaligned.h>
28 * TA = transmitter address
29 * RA = receiver address
30 * DA = destination address
33 * ToDS FromDS A1(RA) A2(TA) A3 A4 Use
34 * -----------------------------------------------------------------
35 * 0 0 DA SA BSSID - IBSS/DLS
36 * 0 1 DA BSSID SA - AP -> STA
37 * 1 0 BSSID SA DA - AP <- STA
38 * 1 1 RA TA DA SA unspecified (WDS)
43 #define IEEE80211_FCTL_VERS 0x0003
44 #define IEEE80211_FCTL_FTYPE 0x000c
45 #define IEEE80211_FCTL_STYPE 0x00f0
46 #define IEEE80211_FCTL_TODS 0x0100
47 #define IEEE80211_FCTL_FROMDS 0x0200
48 #define IEEE80211_FCTL_MOREFRAGS 0x0400
49 #define IEEE80211_FCTL_RETRY 0x0800
50 #define IEEE80211_FCTL_PM 0x1000
51 #define IEEE80211_FCTL_MOREDATA 0x2000
52 #define IEEE80211_FCTL_PROTECTED 0x4000
53 #define IEEE80211_FCTL_ORDER 0x8000
54 #define IEEE80211_FCTL_CTL_EXT 0x0f00
56 #define IEEE80211_SCTL_FRAG 0x000F
57 #define IEEE80211_SCTL_SEQ 0xFFF0
59 #define IEEE80211_FTYPE_MGMT 0x0000
60 #define IEEE80211_FTYPE_CTL 0x0004
61 #define IEEE80211_FTYPE_DATA 0x0008
62 #define IEEE80211_FTYPE_EXT 0x000c
65 #define IEEE80211_STYPE_ASSOC_REQ 0x0000
66 #define IEEE80211_STYPE_ASSOC_RESP 0x0010
67 #define IEEE80211_STYPE_REASSOC_REQ 0x0020
68 #define IEEE80211_STYPE_REASSOC_RESP 0x0030
69 #define IEEE80211_STYPE_PROBE_REQ 0x0040
70 #define IEEE80211_STYPE_PROBE_RESP 0x0050
71 #define IEEE80211_STYPE_BEACON 0x0080
72 #define IEEE80211_STYPE_ATIM 0x0090
73 #define IEEE80211_STYPE_DISASSOC 0x00A0
74 #define IEEE80211_STYPE_AUTH 0x00B0
75 #define IEEE80211_STYPE_DEAUTH 0x00C0
76 #define IEEE80211_STYPE_ACTION 0x00D0
79 #define IEEE80211_STYPE_TRIGGER 0x0020
80 #define IEEE80211_STYPE_CTL_EXT 0x0060
81 #define IEEE80211_STYPE_BACK_REQ 0x0080
82 #define IEEE80211_STYPE_BACK 0x0090
83 #define IEEE80211_STYPE_PSPOLL 0x00A0
84 #define IEEE80211_STYPE_RTS 0x00B0
85 #define IEEE80211_STYPE_CTS 0x00C0
86 #define IEEE80211_STYPE_ACK 0x00D0
87 #define IEEE80211_STYPE_CFEND 0x00E0
88 #define IEEE80211_STYPE_CFENDACK 0x00F0
91 #define IEEE80211_STYPE_DATA 0x0000
92 #define IEEE80211_STYPE_DATA_CFACK 0x0010
93 #define IEEE80211_STYPE_DATA_CFPOLL 0x0020
94 #define IEEE80211_STYPE_DATA_CFACKPOLL 0x0030
95 #define IEEE80211_STYPE_NULLFUNC 0x0040
96 #define IEEE80211_STYPE_CFACK 0x0050
97 #define IEEE80211_STYPE_CFPOLL 0x0060
98 #define IEEE80211_STYPE_CFACKPOLL 0x0070
99 #define IEEE80211_STYPE_QOS_DATA 0x0080
100 #define IEEE80211_STYPE_QOS_DATA_CFACK 0x0090
101 #define IEEE80211_STYPE_QOS_DATA_CFPOLL 0x00A0
102 #define IEEE80211_STYPE_QOS_DATA_CFACKPOLL 0x00B0
103 #define IEEE80211_STYPE_QOS_NULLFUNC 0x00C0
104 #define IEEE80211_STYPE_QOS_CFACK 0x00D0
105 #define IEEE80211_STYPE_QOS_CFPOLL 0x00E0
106 #define IEEE80211_STYPE_QOS_CFACKPOLL 0x00F0
108 /* extension, added by 802.11ad */
109 #define IEEE80211_STYPE_DMG_BEACON 0x0000
110 #define IEEE80211_STYPE_S1G_BEACON 0x0010
112 /* bits unique to S1G beacon */
113 #define IEEE80211_S1G_BCN_NEXT_TBTT 0x100
115 /* see 802.11ah-2016 9.9 NDP CMAC frames */
116 #define IEEE80211_S1G_1MHZ_NDP_BITS 25
117 #define IEEE80211_S1G_1MHZ_NDP_BYTES 4
118 #define IEEE80211_S1G_2MHZ_NDP_BITS 37
119 #define IEEE80211_S1G_2MHZ_NDP_BYTES 5
121 #define IEEE80211_NDP_FTYPE_CTS 0
122 #define IEEE80211_NDP_FTYPE_CF_END 0
123 #define IEEE80211_NDP_FTYPE_PS_POLL 1
124 #define IEEE80211_NDP_FTYPE_ACK 2
125 #define IEEE80211_NDP_FTYPE_PS_POLL_ACK 3
126 #define IEEE80211_NDP_FTYPE_BA 4
127 #define IEEE80211_NDP_FTYPE_BF_REPORT_POLL 5
128 #define IEEE80211_NDP_FTYPE_PAGING 6
129 #define IEEE80211_NDP_FTYPE_PREQ 7
131 #define SM64(f, v) ((((u64)v) << f##_S) & f)
133 /* NDP CMAC frame fields */
134 #define IEEE80211_NDP_FTYPE 0x0000000000000007
135 #define IEEE80211_NDP_FTYPE_S 0x0000000000000000
137 /* 1M Probe Request 11ah 9.9.3.1.1 */
138 #define IEEE80211_NDP_1M_PREQ_ANO 0x0000000000000008
139 #define IEEE80211_NDP_1M_PREQ_ANO_S 3
140 #define IEEE80211_NDP_1M_PREQ_CSSID 0x00000000000FFFF0
141 #define IEEE80211_NDP_1M_PREQ_CSSID_S 4
142 #define IEEE80211_NDP_1M_PREQ_RTYPE 0x0000000000100000
143 #define IEEE80211_NDP_1M_PREQ_RTYPE_S 20
144 #define IEEE80211_NDP_1M_PREQ_RSV 0x0000000001E00000
145 #define IEEE80211_NDP_1M_PREQ_RSV 0x0000000001E00000
146 /* 2M Probe Request 11ah 9.9.3.1.2 */
147 #define IEEE80211_NDP_2M_PREQ_ANO 0x0000000000000008
148 #define IEEE80211_NDP_2M_PREQ_ANO_S 3
149 #define IEEE80211_NDP_2M_PREQ_CSSID 0x0000000FFFFFFFF0
150 #define IEEE80211_NDP_2M_PREQ_CSSID_S 4
151 #define IEEE80211_NDP_2M_PREQ_RTYPE 0x0000001000000000
152 #define IEEE80211_NDP_2M_PREQ_RTYPE_S 36
154 #define IEEE80211_ANO_NETTYPE_WILD 15
156 /* bits unique to S1G beacon */
157 #define IEEE80211_S1G_BCN_NEXT_TBTT 0x100
159 /* control extension - for IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTL_EXT */
160 #define IEEE80211_CTL_EXT_POLL 0x2000
161 #define IEEE80211_CTL_EXT_SPR 0x3000
162 #define IEEE80211_CTL_EXT_GRANT 0x4000
163 #define IEEE80211_CTL_EXT_DMG_CTS 0x5000
164 #define IEEE80211_CTL_EXT_DMG_DTS 0x6000
165 #define IEEE80211_CTL_EXT_SSW 0x8000
166 #define IEEE80211_CTL_EXT_SSW_FBACK 0x9000
167 #define IEEE80211_CTL_EXT_SSW_ACK 0xa000
170 #define IEEE80211_SN_MASK ((IEEE80211_SCTL_SEQ) >> 4)
171 #define IEEE80211_MAX_SN IEEE80211_SN_MASK
172 #define IEEE80211_SN_MODULO (IEEE80211_MAX_SN + 1)
175 /* PV1 Layout IEEE 802.11-2020 9.8.3.1 */
176 #define IEEE80211_PV1_FCTL_VERS 0x0003
177 #define IEEE80211_PV1_FCTL_FTYPE 0x001c
178 #define IEEE80211_PV1_FCTL_STYPE 0x00e0
179 #define IEEE80211_PV1_FCTL_FROMDS 0x0100
180 #define IEEE80211_PV1_FCTL_MOREFRAGS 0x0200
181 #define IEEE80211_PV1_FCTL_PM 0x0400
182 #define IEEE80211_PV1_FCTL_MOREDATA 0x0800
183 #define IEEE80211_PV1_FCTL_PROTECTED 0x1000
184 #define IEEE80211_PV1_FCTL_END_SP 0x2000
185 #define IEEE80211_PV1_FCTL_RELAYED 0x4000
186 #define IEEE80211_PV1_FCTL_ACK_POLICY 0x8000
187 #define IEEE80211_PV1_FCTL_CTL_EXT 0x0f00
189 static inline bool ieee80211_sn_less(u16 sn1, u16 sn2)
191 return ((sn1 - sn2) & IEEE80211_SN_MASK) > (IEEE80211_SN_MODULO >> 1);
194 static inline bool ieee80211_sn_less_eq(u16 sn1, u16 sn2)
196 return ((sn2 - sn1) & IEEE80211_SN_MASK) <= (IEEE80211_SN_MODULO >> 1);
199 static inline u16 ieee80211_sn_add(u16 sn1, u16 sn2)
201 return (sn1 + sn2) & IEEE80211_SN_MASK;
204 static inline u16 ieee80211_sn_inc(u16 sn)
206 return ieee80211_sn_add(sn, 1);
209 static inline u16 ieee80211_sn_sub(u16 sn1, u16 sn2)
211 return (sn1 - sn2) & IEEE80211_SN_MASK;
214 #define IEEE80211_SEQ_TO_SN(seq) (((seq) & IEEE80211_SCTL_SEQ) >> 4)
215 #define IEEE80211_SN_TO_SEQ(ssn) (((ssn) << 4) & IEEE80211_SCTL_SEQ)
217 /* miscellaneous IEEE 802.11 constants */
218 #define IEEE80211_MAX_FRAG_THRESHOLD 2352
219 #define IEEE80211_MAX_RTS_THRESHOLD 2353
220 #define IEEE80211_MAX_AID 2007
221 #define IEEE80211_MAX_AID_S1G 8191
222 #define IEEE80211_MAX_TIM_LEN 251
223 #define IEEE80211_MAX_MESH_PEERINGS 63
224 /* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
227 802.11e clarifies the figure in section 7.1.2. The frame body is
228 up to 2304 octets long (maximum MSDU size) plus any crypt overhead. */
229 #define IEEE80211_MAX_DATA_LEN 2304
230 /* 802.11ad extends maximum MSDU size for DMG (freq > 40Ghz) networks
231 * to 7920 bytes, see 8.2.3 General frame format
233 #define IEEE80211_MAX_DATA_LEN_DMG 7920
234 /* 30 byte 4 addr hdr, 2 byte QoS, 2304 byte MSDU, 12 byte crypt, 4 byte FCS */
235 #define IEEE80211_MAX_FRAME_LEN 2352
237 /* Maximal size of an A-MSDU that can be transported in a HT BA session */
238 #define IEEE80211_MAX_MPDU_LEN_HT_BA 4095
240 /* Maximal size of an A-MSDU */
241 #define IEEE80211_MAX_MPDU_LEN_HT_3839 3839
242 #define IEEE80211_MAX_MPDU_LEN_HT_7935 7935
244 #define IEEE80211_MAX_MPDU_LEN_VHT_3895 3895
245 #define IEEE80211_MAX_MPDU_LEN_VHT_7991 7991
246 #define IEEE80211_MAX_MPDU_LEN_VHT_11454 11454
248 #define IEEE80211_MAX_SSID_LEN 32
250 #define IEEE80211_MAX_MESH_ID_LEN 32
252 #define IEEE80211_FIRST_TSPEC_TSID 8
253 #define IEEE80211_NUM_TIDS 16
255 /* number of user priorities 802.11 uses */
256 #define IEEE80211_NUM_UPS 8
258 #define IEEE80211_NUM_ACS 4
260 #define IEEE80211_QOS_CTL_LEN 2
262 #define IEEE80211_QOS_CTL_TAG1D_MASK 0x0007
264 #define IEEE80211_QOS_CTL_TID_MASK 0x000f
266 #define IEEE80211_QOS_CTL_EOSP 0x0010
268 #define IEEE80211_QOS_CTL_ACK_POLICY_NORMAL 0x0000
269 #define IEEE80211_QOS_CTL_ACK_POLICY_NOACK 0x0020
270 #define IEEE80211_QOS_CTL_ACK_POLICY_NO_EXPL 0x0040
271 #define IEEE80211_QOS_CTL_ACK_POLICY_BLOCKACK 0x0060
272 #define IEEE80211_QOS_CTL_ACK_POLICY_MASK 0x0060
274 #define IEEE80211_QOS_CTL_A_MSDU_PRESENT 0x0080
275 /* Mesh Control 802.11s */
276 #define IEEE80211_QOS_CTL_MESH_CONTROL_PRESENT 0x0100
278 /* Mesh Power Save Level */
279 #define IEEE80211_QOS_CTL_MESH_PS_LEVEL 0x0200
280 /* Mesh Receiver Service Period Initiated */
281 #define IEEE80211_QOS_CTL_RSPI 0x0400
283 /* U-APSD queue for WMM IEs sent by AP */
284 #define IEEE80211_WMM_IE_AP_QOSINFO_UAPSD (1<<7)
285 #define IEEE80211_WMM_IE_AP_QOSINFO_PARAM_SET_CNT_MASK 0x0f
287 /* U-APSD queues for WMM IEs sent by STA */
288 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_VO (1<<0)
289 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_VI (1<<1)
290 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_BK (1<<2)
291 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_BE (1<<3)
292 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_MASK 0x0f
294 /* U-APSD max SP length for WMM IEs sent by STA */
295 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL 0x00
296 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_2 0x01
297 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_4 0x02
298 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_6 0x03
299 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_MASK 0x03
300 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_SHIFT 5
302 #define IEEE80211_HT_CTL_LEN 4
304 /* trigger type within common_info of trigger frame */
305 #define IEEE80211_TRIGGER_TYPE_MASK 0xf
306 #define IEEE80211_TRIGGER_TYPE_BASIC 0x0
307 #define IEEE80211_TRIGGER_TYPE_BFRP 0x1
308 #define IEEE80211_TRIGGER_TYPE_MU_BAR 0x2
309 #define IEEE80211_TRIGGER_TYPE_MU_RTS 0x3
310 #define IEEE80211_TRIGGER_TYPE_BSRP 0x4
311 #define IEEE80211_TRIGGER_TYPE_GCR_MU_BAR 0x5
312 #define IEEE80211_TRIGGER_TYPE_BQRP 0x6
313 #define IEEE80211_TRIGGER_TYPE_NFRP 0x7
315 /* UL-bandwidth within common_info of trigger frame */
316 #define IEEE80211_TRIGGER_ULBW_MASK 0xc0000
317 #define IEEE80211_TRIGGER_ULBW_20MHZ 0x0
318 #define IEEE80211_TRIGGER_ULBW_40MHZ 0x1
319 #define IEEE80211_TRIGGER_ULBW_80MHZ 0x2
320 #define IEEE80211_TRIGGER_ULBW_160_80P80MHZ 0x3
322 struct ieee80211_hdr {
323 __le16 frame_control;
332 } __packed __aligned(2);
334 struct ieee80211_hdr_3addr {
335 __le16 frame_control;
341 } __packed __aligned(2);
343 struct ieee80211_qos_hdr {
344 __le16 frame_control;
351 } __packed __aligned(2);
353 struct ieee80211_qos_hdr_4addr {
354 __le16 frame_control;
362 } __packed __aligned(2);
364 struct ieee80211_trigger {
365 __le16 frame_control;
371 } __packed __aligned(2);
374 * ieee80211_has_tods - check if IEEE80211_FCTL_TODS is set
375 * @fc: frame control bytes in little-endian byteorder
376 * Return: whether or not the frame has to-DS set
378 static inline bool ieee80211_has_tods(__le16 fc)
380 return (fc & cpu_to_le16(IEEE80211_FCTL_TODS)) != 0;
384 * ieee80211_has_fromds - check if IEEE80211_FCTL_FROMDS is set
385 * @fc: frame control bytes in little-endian byteorder
386 * Return: whether or not the frame has from-DS set
388 static inline bool ieee80211_has_fromds(__le16 fc)
390 return (fc & cpu_to_le16(IEEE80211_FCTL_FROMDS)) != 0;
394 * ieee80211_has_a4 - check if IEEE80211_FCTL_TODS and IEEE80211_FCTL_FROMDS are set
395 * @fc: frame control bytes in little-endian byteorder
396 * Return: whether or not it's a 4-address frame (from-DS and to-DS set)
398 static inline bool ieee80211_has_a4(__le16 fc)
400 __le16 tmp = cpu_to_le16(IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS);
401 return (fc & tmp) == tmp;
405 * ieee80211_has_morefrags - check if IEEE80211_FCTL_MOREFRAGS is set
406 * @fc: frame control bytes in little-endian byteorder
407 * Return: whether or not the frame has more fragments (more frags bit set)
409 static inline bool ieee80211_has_morefrags(__le16 fc)
411 return (fc & cpu_to_le16(IEEE80211_FCTL_MOREFRAGS)) != 0;
415 * ieee80211_has_retry - check if IEEE80211_FCTL_RETRY is set
416 * @fc: frame control bytes in little-endian byteorder
417 * Return: whether or not the retry flag is set
419 static inline bool ieee80211_has_retry(__le16 fc)
421 return (fc & cpu_to_le16(IEEE80211_FCTL_RETRY)) != 0;
425 * ieee80211_has_pm - check if IEEE80211_FCTL_PM is set
426 * @fc: frame control bytes in little-endian byteorder
427 * Return: whether or not the power management flag is set
429 static inline bool ieee80211_has_pm(__le16 fc)
431 return (fc & cpu_to_le16(IEEE80211_FCTL_PM)) != 0;
435 * ieee80211_has_moredata - check if IEEE80211_FCTL_MOREDATA is set
436 * @fc: frame control bytes in little-endian byteorder
437 * Return: whether or not the more data flag is set
439 static inline bool ieee80211_has_moredata(__le16 fc)
441 return (fc & cpu_to_le16(IEEE80211_FCTL_MOREDATA)) != 0;
445 * ieee80211_has_protected - check if IEEE80211_FCTL_PROTECTED is set
446 * @fc: frame control bytes in little-endian byteorder
447 * Return: whether or not the protected flag is set
449 static inline bool ieee80211_has_protected(__le16 fc)
451 return (fc & cpu_to_le16(IEEE80211_FCTL_PROTECTED)) != 0;
455 * ieee80211_has_order - check if IEEE80211_FCTL_ORDER is set
456 * @fc: frame control bytes in little-endian byteorder
457 * Return: whether or not the order flag is set
459 static inline bool ieee80211_has_order(__le16 fc)
461 return (fc & cpu_to_le16(IEEE80211_FCTL_ORDER)) != 0;
465 * ieee80211_is_mgmt - check if type is IEEE80211_FTYPE_MGMT
466 * @fc: frame control bytes in little-endian byteorder
467 * Return: whether or not the frame type is management
469 static inline bool ieee80211_is_mgmt(__le16 fc)
471 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
472 cpu_to_le16(IEEE80211_FTYPE_MGMT);
476 * ieee80211_is_ctl - check if type is IEEE80211_FTYPE_CTL
477 * @fc: frame control bytes in little-endian byteorder
478 * Return: whether or not the frame type is control
480 static inline bool ieee80211_is_ctl(__le16 fc)
482 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
483 cpu_to_le16(IEEE80211_FTYPE_CTL);
487 * ieee80211_is_data - check if type is IEEE80211_FTYPE_DATA
488 * @fc: frame control bytes in little-endian byteorder
489 * Return: whether or not the frame is a data frame
491 static inline bool ieee80211_is_data(__le16 fc)
493 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
494 cpu_to_le16(IEEE80211_FTYPE_DATA);
498 * ieee80211_is_ext - check if type is IEEE80211_FTYPE_EXT
499 * @fc: frame control bytes in little-endian byteorder
500 * Return: whether or not the frame type is extended
502 static inline bool ieee80211_is_ext(__le16 fc)
504 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
505 cpu_to_le16(IEEE80211_FTYPE_EXT);
510 * ieee80211_is_data_qos - check if type is IEEE80211_FTYPE_DATA and IEEE80211_STYPE_QOS_DATA is set
511 * @fc: frame control bytes in little-endian byteorder
512 * Return: whether or not the frame is a QoS data frame
514 static inline bool ieee80211_is_data_qos(__le16 fc)
517 * mask with QOS_DATA rather than IEEE80211_FCTL_STYPE as we just need
518 * to check the one bit
520 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_STYPE_QOS_DATA)) ==
521 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_DATA);
525 * ieee80211_is_data_present - check if type is IEEE80211_FTYPE_DATA and has data
526 * @fc: frame control bytes in little-endian byteorder
527 * Return: whether or not the frame is a QoS data frame that has data
528 * (i.e. is not null data)
530 static inline bool ieee80211_is_data_present(__le16 fc)
533 * mask with 0x40 and test that that bit is clear to only return true
534 * for the data-containing substypes.
536 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | 0x40)) ==
537 cpu_to_le16(IEEE80211_FTYPE_DATA);
541 * ieee80211_is_assoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_REQ
542 * @fc: frame control bytes in little-endian byteorder
543 * Return: whether or not the frame is an association request
545 static inline bool ieee80211_is_assoc_req(__le16 fc)
547 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
548 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_REQ);
552 * ieee80211_is_assoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_RESP
553 * @fc: frame control bytes in little-endian byteorder
554 * Return: whether or not the frame is an association response
556 static inline bool ieee80211_is_assoc_resp(__le16 fc)
558 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
559 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_RESP);
563 * ieee80211_is_reassoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_REQ
564 * @fc: frame control bytes in little-endian byteorder
565 * Return: whether or not the frame is a reassociation request
567 static inline bool ieee80211_is_reassoc_req(__le16 fc)
569 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
570 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_REQ);
574 * ieee80211_is_reassoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_RESP
575 * @fc: frame control bytes in little-endian byteorder
576 * Return: whether or not the frame is a reassociation response
578 static inline bool ieee80211_is_reassoc_resp(__le16 fc)
580 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
581 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_RESP);
585 * ieee80211_is_probe_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_REQ
586 * @fc: frame control bytes in little-endian byteorder
587 * Return: whether or not the frame is a probe request
589 static inline bool ieee80211_is_probe_req(__le16 fc)
591 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
592 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ);
596 * ieee80211_is_probe_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_RESP
597 * @fc: frame control bytes in little-endian byteorder
598 * Return: whether or not the frame is a probe response
600 static inline bool ieee80211_is_probe_resp(__le16 fc)
602 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
603 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_RESP);
607 * ieee80211_is_beacon - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_BEACON
608 * @fc: frame control bytes in little-endian byteorder
609 * Return: whether or not the frame is a (regular, not S1G) beacon
611 static inline bool ieee80211_is_beacon(__le16 fc)
613 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
614 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_BEACON);
618 * ieee80211_is_s1g_beacon - check if IEEE80211_FTYPE_EXT &&
619 * IEEE80211_STYPE_S1G_BEACON
620 * @fc: frame control bytes in little-endian byteorder
621 * Return: whether or not the frame is an S1G beacon
623 static inline bool ieee80211_is_s1g_beacon(__le16 fc)
625 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE |
626 IEEE80211_FCTL_STYPE)) ==
627 cpu_to_le16(IEEE80211_FTYPE_EXT | IEEE80211_STYPE_S1G_BEACON);
631 * ieee80211_is_s1g_short_beacon - check if frame is an S1G short beacon
632 * @fc: frame control bytes in little-endian byteorder
633 * Return: whether or not the frame is an S1G short beacon,
634 * i.e. it is an S1G beacon with 'next TBTT' flag set
636 static inline bool ieee80211_is_s1g_short_beacon(__le16 fc)
638 return ieee80211_is_s1g_beacon(fc) &&
639 (fc & cpu_to_le16(IEEE80211_S1G_BCN_NEXT_TBTT));
643 * ieee80211_is_atim - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ATIM
644 * @fc: frame control bytes in little-endian byteorder
645 * Return: whether or not the frame is an ATIM frame
647 static inline bool ieee80211_is_atim(__le16 fc)
649 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
650 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ATIM);
654 * ieee80211_is_disassoc - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DISASSOC
655 * @fc: frame control bytes in little-endian byteorder
656 * Return: whether or not the frame is a disassociation frame
658 static inline bool ieee80211_is_disassoc(__le16 fc)
660 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
661 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DISASSOC);
665 * ieee80211_is_auth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_AUTH
666 * @fc: frame control bytes in little-endian byteorder
667 * Return: whether or not the frame is an authentication frame
669 static inline bool ieee80211_is_auth(__le16 fc)
671 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
672 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_AUTH);
676 * ieee80211_is_deauth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DEAUTH
677 * @fc: frame control bytes in little-endian byteorder
678 * Return: whether or not the frame is a deauthentication frame
680 static inline bool ieee80211_is_deauth(__le16 fc)
682 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
683 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DEAUTH);
687 * ieee80211_is_action - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ACTION
688 * @fc: frame control bytes in little-endian byteorder
689 * Return: whether or not the frame is an action frame
691 static inline bool ieee80211_is_action(__le16 fc)
693 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
694 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ACTION);
698 * ieee80211_is_back_req - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK_REQ
699 * @fc: frame control bytes in little-endian byteorder
700 * Return: whether or not the frame is a block-ACK request frame
702 static inline bool ieee80211_is_back_req(__le16 fc)
704 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
705 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK_REQ);
709 * ieee80211_is_back - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK
710 * @fc: frame control bytes in little-endian byteorder
711 * Return: whether or not the frame is a block-ACK frame
713 static inline bool ieee80211_is_back(__le16 fc)
715 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
716 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK);
720 * ieee80211_is_pspoll - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_PSPOLL
721 * @fc: frame control bytes in little-endian byteorder
722 * Return: whether or not the frame is a PS-poll frame
724 static inline bool ieee80211_is_pspoll(__le16 fc)
726 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
727 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_PSPOLL);
731 * ieee80211_is_rts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_RTS
732 * @fc: frame control bytes in little-endian byteorder
733 * Return: whether or not the frame is an RTS frame
735 static inline bool ieee80211_is_rts(__le16 fc)
737 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
738 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_RTS);
742 * ieee80211_is_cts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CTS
743 * @fc: frame control bytes in little-endian byteorder
744 * Return: whether or not the frame is a CTS frame
746 static inline bool ieee80211_is_cts(__le16 fc)
748 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
749 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTS);
753 * ieee80211_is_ack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_ACK
754 * @fc: frame control bytes in little-endian byteorder
755 * Return: whether or not the frame is an ACK frame
757 static inline bool ieee80211_is_ack(__le16 fc)
759 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
760 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_ACK);
764 * ieee80211_is_cfend - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFEND
765 * @fc: frame control bytes in little-endian byteorder
766 * Return: whether or not the frame is a CF-end frame
768 static inline bool ieee80211_is_cfend(__le16 fc)
770 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
771 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFEND);
775 * ieee80211_is_cfendack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFENDACK
776 * @fc: frame control bytes in little-endian byteorder
777 * Return: whether or not the frame is a CF-end-ack frame
779 static inline bool ieee80211_is_cfendack(__le16 fc)
781 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
782 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFENDACK);
786 * ieee80211_is_nullfunc - check if frame is a regular (non-QoS) nullfunc frame
787 * @fc: frame control bytes in little-endian byteorder
788 * Return: whether or not the frame is a nullfunc frame
790 static inline bool ieee80211_is_nullfunc(__le16 fc)
792 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
793 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_NULLFUNC);
797 * ieee80211_is_qos_nullfunc - check if frame is a QoS nullfunc frame
798 * @fc: frame control bytes in little-endian byteorder
799 * Return: whether or not the frame is a QoS nullfunc frame
801 static inline bool ieee80211_is_qos_nullfunc(__le16 fc)
803 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
804 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_NULLFUNC);
808 * ieee80211_is_trigger - check if frame is trigger frame
809 * @fc: frame control field in little-endian byteorder
810 * Return: whether or not the frame is a trigger frame
812 static inline bool ieee80211_is_trigger(__le16 fc)
814 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
815 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_TRIGGER);
819 * ieee80211_is_any_nullfunc - check if frame is regular or QoS nullfunc frame
820 * @fc: frame control bytes in little-endian byteorder
821 * Return: whether or not the frame is a nullfunc or QoS nullfunc frame
823 static inline bool ieee80211_is_any_nullfunc(__le16 fc)
825 return (ieee80211_is_nullfunc(fc) || ieee80211_is_qos_nullfunc(fc));
829 * ieee80211_is_first_frag - check if IEEE80211_SCTL_FRAG is not set
830 * @seq_ctrl: frame sequence control bytes in little-endian byteorder
831 * Return: whether or not the frame is the first fragment (also true if
832 * it's not fragmented at all)
834 static inline bool ieee80211_is_first_frag(__le16 seq_ctrl)
836 return (seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG)) == 0;
840 * ieee80211_is_frag - check if a frame is a fragment
841 * @hdr: 802.11 header of the frame
842 * Return: whether or not the frame is a fragment
844 static inline bool ieee80211_is_frag(struct ieee80211_hdr *hdr)
846 return ieee80211_has_morefrags(hdr->frame_control) ||
847 hdr->seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG);
850 static inline u16 ieee80211_get_sn(struct ieee80211_hdr *hdr)
852 return le16_get_bits(hdr->seq_ctrl, IEEE80211_SCTL_SEQ);
855 struct ieee80211s_hdr {
861 } __packed __aligned(2);
864 #define MESH_FLAGS_AE_A4 0x1
865 #define MESH_FLAGS_AE_A5_A6 0x2
866 #define MESH_FLAGS_AE 0x3
867 #define MESH_FLAGS_PS_DEEP 0x4
870 * enum ieee80211_preq_flags - mesh PREQ element flags
872 * @IEEE80211_PREQ_PROACTIVE_PREP_FLAG: proactive PREP subfield
874 enum ieee80211_preq_flags {
875 IEEE80211_PREQ_PROACTIVE_PREP_FLAG = 1<<2,
879 * enum ieee80211_preq_target_flags - mesh PREQ element per target flags
881 * @IEEE80211_PREQ_TO_FLAG: target only subfield
882 * @IEEE80211_PREQ_USN_FLAG: unknown target HWMP sequence number subfield
884 enum ieee80211_preq_target_flags {
885 IEEE80211_PREQ_TO_FLAG = 1<<0,
886 IEEE80211_PREQ_USN_FLAG = 1<<2,
890 * struct ieee80211_quiet_ie - Quiet element
891 * @count: Quiet Count
892 * @period: Quiet Period
893 * @duration: Quiet Duration
894 * @offset: Quiet Offset
896 * This structure represents the payload of the "Quiet element" as
897 * described in IEEE Std 802.11-2020 section 9.4.2.22.
899 struct ieee80211_quiet_ie {
907 * struct ieee80211_msrment_ie - Measurement element
908 * @token: Measurement Token
909 * @mode: Measurement Report Mode
910 * @type: Measurement Type
911 * @request: Measurement Request or Measurement Report
913 * This structure represents the payload of both the "Measurement
914 * Request element" and the "Measurement Report element" as described
915 * in IEEE Std 802.11-2020 sections 9.4.2.20 and 9.4.2.21.
917 struct ieee80211_msrment_ie {
925 * struct ieee80211_channel_sw_ie - Channel Switch Announcement element
926 * @mode: Channel Switch Mode
927 * @new_ch_num: New Channel Number
928 * @count: Channel Switch Count
930 * This structure represents the payload of the "Channel Switch
931 * Announcement element" as described in IEEE Std 802.11-2020 section
934 struct ieee80211_channel_sw_ie {
941 * struct ieee80211_ext_chansw_ie - Extended Channel Switch Announcement element
942 * @mode: Channel Switch Mode
943 * @new_operating_class: New Operating Class
944 * @new_ch_num: New Channel Number
945 * @count: Channel Switch Count
947 * This structure represents the "Extended Channel Switch Announcement
948 * element" as described in IEEE Std 802.11-2020 section 9.4.2.52.
950 struct ieee80211_ext_chansw_ie {
952 u8 new_operating_class;
958 * struct ieee80211_sec_chan_offs_ie - secondary channel offset IE
959 * @sec_chan_offs: secondary channel offset, uses IEEE80211_HT_PARAM_CHA_SEC_*
961 * This structure represents the "Secondary Channel Offset element"
963 struct ieee80211_sec_chan_offs_ie {
968 * struct ieee80211_mesh_chansw_params_ie - mesh channel switch parameters IE
969 * @mesh_ttl: Time To Live
971 * @mesh_reason: Reason Code
972 * @mesh_pre_value: Precedence Value
974 * This structure represents the payload of the "Mesh Channel Switch
975 * Parameters element" as described in IEEE Std 802.11-2020 section
978 struct ieee80211_mesh_chansw_params_ie {
982 __le16 mesh_pre_value;
986 * struct ieee80211_wide_bw_chansw_ie - wide bandwidth channel switch IE
987 * @new_channel_width: New Channel Width
988 * @new_center_freq_seg0: New Channel Center Frequency Segment 0
989 * @new_center_freq_seg1: New Channel Center Frequency Segment 1
991 * This structure represents the payload of the "Wide Bandwidth
992 * Channel Switch element" as described in IEEE Std 802.11-2020
995 struct ieee80211_wide_bw_chansw_ie {
996 u8 new_channel_width;
997 u8 new_center_freq_seg0, new_center_freq_seg1;
1001 * struct ieee80211_tim_ie - Traffic Indication Map information element
1002 * @dtim_count: DTIM Count
1003 * @dtim_period: DTIM Period
1004 * @bitmap_ctrl: Bitmap Control
1005 * @required_octet: "Syntatic sugar" to force the struct size to the
1006 * minimum valid size when carried in a non-S1G PPDU
1007 * @virtual_map: Partial Virtual Bitmap
1009 * This structure represents the payload of the "TIM element" as
1010 * described in IEEE Std 802.11-2020 section 9.4.2.5. Note that this
1011 * definition is only applicable when the element is carried in a
1012 * non-S1G PPDU. When the TIM is carried in an S1G PPDU, the Bitmap
1013 * Control and Partial Virtual Bitmap may not be present.
1015 struct ieee80211_tim_ie {
1021 DECLARE_FLEX_ARRAY(u8, virtual_map);
1026 * struct ieee80211_meshconf_ie - Mesh Configuration element
1027 * @meshconf_psel: Active Path Selection Protocol Identifier
1028 * @meshconf_pmetric: Active Path Selection Metric Identifier
1029 * @meshconf_congest: Congestion Control Mode Identifier
1030 * @meshconf_synch: Synchronization Method Identifier
1031 * @meshconf_auth: Authentication Protocol Identifier
1032 * @meshconf_form: Mesh Formation Info
1033 * @meshconf_cap: Mesh Capability (see &enum mesh_config_capab_flags)
1035 * This structure represents the payload of the "Mesh Configuration
1036 * element" as described in IEEE Std 802.11-2020 section 9.4.2.97.
1038 struct ieee80211_meshconf_ie {
1040 u8 meshconf_pmetric;
1041 u8 meshconf_congest;
1049 * enum mesh_config_capab_flags - Mesh Configuration IE capability field flags
1051 * @IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS: STA is willing to establish
1052 * additional mesh peerings with other mesh STAs
1053 * @IEEE80211_MESHCONF_CAPAB_FORWARDING: the STA forwards MSDUs
1054 * @IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING: TBTT adjustment procedure
1056 * @IEEE80211_MESHCONF_CAPAB_POWER_SAVE_LEVEL: STA is in deep sleep mode or has
1057 * neighbors in deep sleep mode
1059 * Enumerates the "Mesh Capability" as described in IEEE Std
1060 * 802.11-2020 section 9.4.2.97.7.
1062 enum mesh_config_capab_flags {
1063 IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS = 0x01,
1064 IEEE80211_MESHCONF_CAPAB_FORWARDING = 0x08,
1065 IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING = 0x20,
1066 IEEE80211_MESHCONF_CAPAB_POWER_SAVE_LEVEL = 0x40,
1069 #define IEEE80211_MESHCONF_FORM_CONNECTED_TO_GATE 0x1
1072 * mesh channel switch parameters element's flag indicator
1075 #define WLAN_EID_CHAN_SWITCH_PARAM_TX_RESTRICT BIT(0)
1076 #define WLAN_EID_CHAN_SWITCH_PARAM_INITIATOR BIT(1)
1077 #define WLAN_EID_CHAN_SWITCH_PARAM_REASON BIT(2)
1080 * struct ieee80211_rann_ie - RANN (root announcement) element
1081 * @rann_flags: Flags
1082 * @rann_hopcount: Hop Count
1083 * @rann_ttl: Element TTL
1084 * @rann_addr: Root Mesh STA Address
1085 * @rann_seq: HWMP Sequence Number
1086 * @rann_interval: Interval
1087 * @rann_metric: Metric
1089 * This structure represents the payload of the "RANN element" as
1090 * described in IEEE Std 802.11-2020 section 9.4.2.111.
1092 struct ieee80211_rann_ie {
1096 u8 rann_addr[ETH_ALEN];
1098 __le32 rann_interval;
1102 enum ieee80211_rann_flags {
1103 RANN_FLAG_IS_GATE = 1 << 0,
1106 enum ieee80211_ht_chanwidth_values {
1107 IEEE80211_HT_CHANWIDTH_20MHZ = 0,
1108 IEEE80211_HT_CHANWIDTH_ANY = 1,
1112 * enum ieee80211_vht_opmode_bits - VHT operating mode field bits
1113 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK: channel width mask
1114 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ: 20 MHz channel width
1115 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ: 40 MHz channel width
1116 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ: 80 MHz channel width
1117 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ: 160 MHz or 80+80 MHz channel width
1118 * @IEEE80211_OPMODE_NOTIF_BW_160_80P80: 160 / 80+80 MHz indicator flag
1119 * @IEEE80211_OPMODE_NOTIF_RX_NSS_MASK: number of spatial streams mask
1120 * (the NSS value is the value of this field + 1)
1121 * @IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT: number of spatial streams shift
1122 * @IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF: indicates streams in SU-MIMO PPDU
1123 * using a beamforming steering matrix
1125 enum ieee80211_vht_opmode_bits {
1126 IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK = 0x03,
1127 IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ = 0,
1128 IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ = 1,
1129 IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ = 2,
1130 IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ = 3,
1131 IEEE80211_OPMODE_NOTIF_BW_160_80P80 = 0x04,
1132 IEEE80211_OPMODE_NOTIF_RX_NSS_MASK = 0x70,
1133 IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT = 4,
1134 IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF = 0x80,
1138 * enum ieee80211_s1g_chanwidth - S1G channel widths
1139 * These are defined in IEEE802.11-2016ah Table 10-20
1140 * as BSS Channel Width
1142 * @IEEE80211_S1G_CHANWIDTH_1MHZ: 1MHz operating channel
1143 * @IEEE80211_S1G_CHANWIDTH_2MHZ: 2MHz operating channel
1144 * @IEEE80211_S1G_CHANWIDTH_4MHZ: 4MHz operating channel
1145 * @IEEE80211_S1G_CHANWIDTH_8MHZ: 8MHz operating channel
1146 * @IEEE80211_S1G_CHANWIDTH_16MHZ: 16MHz operating channel
1148 enum ieee80211_s1g_chanwidth {
1149 IEEE80211_S1G_CHANWIDTH_1MHZ = 0,
1150 IEEE80211_S1G_CHANWIDTH_2MHZ = 1,
1151 IEEE80211_S1G_CHANWIDTH_4MHZ = 3,
1152 IEEE80211_S1G_CHANWIDTH_8MHZ = 7,
1153 IEEE80211_S1G_CHANWIDTH_16MHZ = 15,
1156 #define WLAN_SA_QUERY_TR_ID_LEN 2
1157 #define WLAN_MEMBERSHIP_LEN 8
1158 #define WLAN_USER_POSITION_LEN 16
1161 * struct ieee80211_tpc_report_ie - TPC Report element
1162 * @tx_power: Transmit Power
1163 * @link_margin: Link Margin
1165 * This structure represents the payload of the "TPC Report element" as
1166 * described in IEEE Std 802.11-2020 section 9.4.2.16.
1168 struct ieee80211_tpc_report_ie {
1173 #define IEEE80211_ADDBA_EXT_FRAG_LEVEL_MASK GENMASK(2, 1)
1174 #define IEEE80211_ADDBA_EXT_FRAG_LEVEL_SHIFT 1
1175 #define IEEE80211_ADDBA_EXT_NO_FRAG BIT(0)
1176 #define IEEE80211_ADDBA_EXT_BUF_SIZE_MASK GENMASK(7, 5)
1177 #define IEEE80211_ADDBA_EXT_BUF_SIZE_SHIFT 10
1179 struct ieee80211_addba_ext_ie {
1184 * struct ieee80211_s1g_bcn_compat_ie - S1G Beacon Compatibility element
1185 * @compat_info: Compatibility Information
1186 * @beacon_int: Beacon Interval
1187 * @tsf_completion: TSF Completion
1189 * This structure represents the payload of the "S1G Beacon
1190 * Compatibility element" as described in IEEE Std 802.11-2020 section
1193 struct ieee80211_s1g_bcn_compat_ie {
1196 __le32 tsf_completion;
1200 * struct ieee80211_s1g_oper_ie - S1G Operation element
1201 * @ch_width: S1G Operation Information Channel Width
1202 * @oper_class: S1G Operation Information Operating Class
1203 * @primary_ch: S1G Operation Information Primary Channel Number
1204 * @oper_ch: S1G Operation Information Channel Center Frequency
1205 * @basic_mcs_nss: Basic S1G-MCS and NSS Set
1207 * This structure represents the payload of the "S1G Operation
1208 * element" as described in IEEE Std 802.11-2020 section 9.4.2.212.
1210 struct ieee80211_s1g_oper_ie {
1215 __le16 basic_mcs_nss;
1219 * struct ieee80211_aid_response_ie - AID Response element
1220 * @aid: AID/Group AID
1221 * @switch_count: AID Switch Count
1222 * @response_int: AID Response Interval
1224 * This structure represents the payload of the "AID Response element"
1225 * as described in IEEE Std 802.11-2020 section 9.4.2.194.
1227 struct ieee80211_aid_response_ie {
1230 __le16 response_int;
1233 struct ieee80211_s1g_cap {
1238 struct ieee80211_ext {
1239 __le16 frame_control;
1247 } __packed s1g_beacon;
1254 } __packed s1g_short_beacon;
1256 } __packed __aligned(2);
1258 #define IEEE80211_TWT_CONTROL_NDP BIT(0)
1259 #define IEEE80211_TWT_CONTROL_RESP_MODE BIT(1)
1260 #define IEEE80211_TWT_CONTROL_NEG_TYPE_BROADCAST BIT(3)
1261 #define IEEE80211_TWT_CONTROL_RX_DISABLED BIT(4)
1262 #define IEEE80211_TWT_CONTROL_WAKE_DUR_UNIT BIT(5)
1264 #define IEEE80211_TWT_REQTYPE_REQUEST BIT(0)
1265 #define IEEE80211_TWT_REQTYPE_SETUP_CMD GENMASK(3, 1)
1266 #define IEEE80211_TWT_REQTYPE_TRIGGER BIT(4)
1267 #define IEEE80211_TWT_REQTYPE_IMPLICIT BIT(5)
1268 #define IEEE80211_TWT_REQTYPE_FLOWTYPE BIT(6)
1269 #define IEEE80211_TWT_REQTYPE_FLOWID GENMASK(9, 7)
1270 #define IEEE80211_TWT_REQTYPE_WAKE_INT_EXP GENMASK(14, 10)
1271 #define IEEE80211_TWT_REQTYPE_PROTECTION BIT(15)
1273 enum ieee80211_twt_setup_cmd {
1274 TWT_SETUP_CMD_REQUEST,
1275 TWT_SETUP_CMD_SUGGEST,
1276 TWT_SETUP_CMD_DEMAND,
1277 TWT_SETUP_CMD_GROUPING,
1278 TWT_SETUP_CMD_ACCEPT,
1279 TWT_SETUP_CMD_ALTERNATE,
1280 TWT_SETUP_CMD_DICTATE,
1281 TWT_SETUP_CMD_REJECT,
1284 struct ieee80211_twt_params {
1292 struct ieee80211_twt_setup {
1300 #define IEEE80211_TTLM_MAX_CNT 2
1301 #define IEEE80211_TTLM_CONTROL_DIRECTION 0x03
1302 #define IEEE80211_TTLM_CONTROL_DEF_LINK_MAP 0x04
1303 #define IEEE80211_TTLM_CONTROL_SWITCH_TIME_PRESENT 0x08
1304 #define IEEE80211_TTLM_CONTROL_EXPECTED_DUR_PRESENT 0x10
1305 #define IEEE80211_TTLM_CONTROL_LINK_MAP_SIZE 0x20
1307 #define IEEE80211_TTLM_DIRECTION_DOWN 0
1308 #define IEEE80211_TTLM_DIRECTION_UP 1
1309 #define IEEE80211_TTLM_DIRECTION_BOTH 2
1312 * struct ieee80211_ttlm_elem - TID-To-Link Mapping element
1314 * Defined in section 9.4.2.314 in P802.11be_D4
1316 * @control: the first part of control field
1317 * @optional: the second part of control field
1319 struct ieee80211_ttlm_elem {
1325 * struct ieee80211_bss_load_elem - BSS Load elemen
1327 * Defined in section 9.4.2.26 in IEEE 802.11-REVme D4.1
1329 * @sta_count: total number of STAs currently associated with the AP.
1330 * @channel_util: Percentage of time that the access point sensed the channel
1331 * was busy. This value is in range [0, 255], the highest value means
1333 * @avail_admission_capa: remaining amount of medium time used for admission
1336 struct ieee80211_bss_load_elem {
1339 __le16 avail_admission_capa;
1342 struct ieee80211_mgmt {
1343 __le16 frame_control;
1352 __le16 auth_transaction;
1354 /* possibly followed by Challenge text */
1362 __le16 listen_interval;
1363 /* followed by SSID and Supported rates */
1365 } __packed assoc_req;
1370 /* followed by Supported rates */
1372 } __packed assoc_resp, reassoc_resp;
1377 } __packed s1g_assoc_resp, s1g_reassoc_resp;
1380 __le16 listen_interval;
1381 u8 current_ap[ETH_ALEN];
1382 /* followed by SSID and Supported rates */
1384 } __packed reassoc_req;
1387 } __packed disassoc;
1392 /* followed by some of SSID, Supported rates,
1393 * FH Params, DS Params, CF Params, IBSS Params, TIM */
1397 /* only variable items: SSID, Supported rates */
1398 DECLARE_FLEX_ARRAY(u8, variable);
1399 } __packed probe_req;
1404 /* followed by some of SSID, Supported rates,
1405 * FH Params, DS Params, CF Params, IBSS Params */
1407 } __packed probe_resp;
1416 } __packed wme_action;
1420 } __packed chan_switch;
1423 struct ieee80211_ext_chansw_ie data;
1425 } __packed ext_chan_switch;
1431 struct ieee80211_msrment_ie msr_elem;
1432 } __packed measurement;
1438 __le16 start_seq_num;
1439 /* followed by BA Extension */
1441 } __packed addba_req;
1448 } __packed addba_resp;
1457 } __packed self_prot;
1461 } __packed mesh_action;
1464 u8 trans_id[WLAN_SA_QUERY_TR_ID_LEN];
1465 } __packed sa_query;
1473 } __packed ht_notify_cw;
1479 } __packed tdls_discover_resp;
1483 } __packed vht_opmode_notif;
1486 u8 membership[WLAN_MEMBERSHIP_LEN];
1487 u8 position[WLAN_USER_POSITION_LEN];
1488 } __packed vht_group_notif;
1494 struct ieee80211_tpc_report_ie tpc;
1495 } __packed tpc_report;
1518 } __packed wnm_timing_msr;
1523 } __packed ttlm_req;
1529 } __packed ttlm_res;
1532 } __packed ttlm_tear_down;
1535 DECLARE_FLEX_ARRAY(u8, body); /* Generic frame body */
1537 } __packed __aligned(2);
1539 /* Supported rates membership selectors */
1540 #define BSS_MEMBERSHIP_SELECTOR_HT_PHY 127
1541 #define BSS_MEMBERSHIP_SELECTOR_VHT_PHY 126
1542 #define BSS_MEMBERSHIP_SELECTOR_GLK 125
1543 #define BSS_MEMBERSHIP_SELECTOR_EPS 124
1544 #define BSS_MEMBERSHIP_SELECTOR_SAE_H2E 123
1545 #define BSS_MEMBERSHIP_SELECTOR_HE_PHY 122
1546 #define BSS_MEMBERSHIP_SELECTOR_EHT_PHY 121
1548 /* mgmt header + 1 byte category code */
1549 #define IEEE80211_MIN_ACTION_SIZE offsetof(struct ieee80211_mgmt, u.action.u)
1552 /* Management MIC information element (IEEE 802.11w) */
1553 struct ieee80211_mmie {
1557 u8 sequence_number[6];
1561 /* Management MIC information element (IEEE 802.11w) for GMAC and CMAC-256 */
1562 struct ieee80211_mmie_16 {
1566 u8 sequence_number[6];
1570 struct ieee80211_vendor_ie {
1577 struct ieee80211_wmm_ac_param {
1578 u8 aci_aifsn; /* AIFSN, ACM, ACI */
1579 u8 cw; /* ECWmin, ECWmax (CW = 2^ECW - 1) */
1583 struct ieee80211_wmm_param_ie {
1584 u8 element_id; /* Element ID: 221 (0xdd); */
1585 u8 len; /* Length: 24 */
1586 /* required fields for WMM version 1 */
1587 u8 oui[3]; /* 00:50:f2 */
1588 u8 oui_type; /* 2 */
1589 u8 oui_subtype; /* 1 */
1590 u8 version; /* 1 for WMM version 1.0 */
1591 u8 qos_info; /* AP/STA specific QoS info */
1592 u8 reserved; /* 0 */
1593 /* AC_BE, AC_BK, AC_VI, AC_VO */
1594 struct ieee80211_wmm_ac_param ac[4];
1597 /* Control frames */
1598 struct ieee80211_rts {
1599 __le16 frame_control;
1603 } __packed __aligned(2);
1605 struct ieee80211_cts {
1606 __le16 frame_control;
1609 } __packed __aligned(2);
1611 struct ieee80211_pspoll {
1612 __le16 frame_control;
1616 } __packed __aligned(2);
1620 /* Channel switch timing */
1621 struct ieee80211_ch_switch_timing {
1623 __le16 switch_timeout;
1626 /* Link-id information element */
1627 struct ieee80211_tdls_lnkie {
1628 u8 ie_type; /* Link Identifier IE */
1631 u8 init_sta[ETH_ALEN];
1632 u8 resp_sta[ETH_ALEN];
1635 struct ieee80211_tdls_data {
1647 } __packed setup_req;
1653 } __packed setup_resp;
1658 } __packed setup_cfm;
1662 } __packed teardown;
1666 } __packed discover_req;
1671 } __packed chan_switch_req;
1675 } __packed chan_switch_resp;
1680 * Peer-to-Peer IE attribute related definitions.
1683 * enum ieee80211_p2p_attr_id - identifies type of peer-to-peer attribute.
1685 enum ieee80211_p2p_attr_id {
1686 IEEE80211_P2P_ATTR_STATUS = 0,
1687 IEEE80211_P2P_ATTR_MINOR_REASON,
1688 IEEE80211_P2P_ATTR_CAPABILITY,
1689 IEEE80211_P2P_ATTR_DEVICE_ID,
1690 IEEE80211_P2P_ATTR_GO_INTENT,
1691 IEEE80211_P2P_ATTR_GO_CONFIG_TIMEOUT,
1692 IEEE80211_P2P_ATTR_LISTEN_CHANNEL,
1693 IEEE80211_P2P_ATTR_GROUP_BSSID,
1694 IEEE80211_P2P_ATTR_EXT_LISTEN_TIMING,
1695 IEEE80211_P2P_ATTR_INTENDED_IFACE_ADDR,
1696 IEEE80211_P2P_ATTR_MANAGABILITY,
1697 IEEE80211_P2P_ATTR_CHANNEL_LIST,
1698 IEEE80211_P2P_ATTR_ABSENCE_NOTICE,
1699 IEEE80211_P2P_ATTR_DEVICE_INFO,
1700 IEEE80211_P2P_ATTR_GROUP_INFO,
1701 IEEE80211_P2P_ATTR_GROUP_ID,
1702 IEEE80211_P2P_ATTR_INTERFACE,
1703 IEEE80211_P2P_ATTR_OPER_CHANNEL,
1704 IEEE80211_P2P_ATTR_INVITE_FLAGS,
1705 /* 19 - 220: Reserved */
1706 IEEE80211_P2P_ATTR_VENDOR_SPECIFIC = 221,
1708 IEEE80211_P2P_ATTR_MAX
1711 /* Notice of Absence attribute - described in P2P spec 4.1.14 */
1712 /* Typical max value used here */
1713 #define IEEE80211_P2P_NOA_DESC_MAX 4
1715 struct ieee80211_p2p_noa_desc {
1722 struct ieee80211_p2p_noa_attr {
1725 struct ieee80211_p2p_noa_desc desc[IEEE80211_P2P_NOA_DESC_MAX];
1728 #define IEEE80211_P2P_OPPPS_ENABLE_BIT BIT(7)
1729 #define IEEE80211_P2P_OPPPS_CTWINDOW_MASK 0x7F
1732 * struct ieee80211_bar - Block Ack Request frame format
1733 * @frame_control: Frame Control
1734 * @duration: Duration
1737 * @control: BAR Control
1738 * @start_seq_num: Starting Sequence Number (see Figure 9-37)
1740 * This structure represents the "BlockAckReq frame format"
1741 * as described in IEEE Std 802.11-2020 section 9.3.1.7.
1743 struct ieee80211_bar {
1744 __le16 frame_control;
1749 __le16 start_seq_num;
1752 /* 802.11 BAR control masks */
1753 #define IEEE80211_BAR_CTRL_ACK_POLICY_NORMAL 0x0000
1754 #define IEEE80211_BAR_CTRL_MULTI_TID 0x0002
1755 #define IEEE80211_BAR_CTRL_CBMTID_COMPRESSED_BA 0x0004
1756 #define IEEE80211_BAR_CTRL_TID_INFO_MASK 0xf000
1757 #define IEEE80211_BAR_CTRL_TID_INFO_SHIFT 12
1759 #define IEEE80211_HT_MCS_MASK_LEN 10
1762 * struct ieee80211_mcs_info - Supported MCS Set field
1764 * @rx_highest: highest supported RX rate. If set represents
1765 * the highest supported RX data rate in units of 1 Mbps.
1766 * If this field is 0 this value should not be used to
1767 * consider the highest RX data rate supported.
1768 * @tx_params: TX parameters
1769 * @reserved: Reserved bits
1771 * This structure represents the "Supported MCS Set field" as
1772 * described in IEEE Std 802.11-2020 section 9.4.2.55.4.
1774 struct ieee80211_mcs_info {
1775 u8 rx_mask[IEEE80211_HT_MCS_MASK_LEN];
1781 /* 802.11n HT capability MSC set */
1782 #define IEEE80211_HT_MCS_RX_HIGHEST_MASK 0x3ff
1783 #define IEEE80211_HT_MCS_TX_DEFINED 0x01
1784 #define IEEE80211_HT_MCS_TX_RX_DIFF 0x02
1785 /* value 0 == 1 stream etc */
1786 #define IEEE80211_HT_MCS_TX_MAX_STREAMS_MASK 0x0C
1787 #define IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT 2
1788 #define IEEE80211_HT_MCS_TX_MAX_STREAMS 4
1789 #define IEEE80211_HT_MCS_TX_UNEQUAL_MODULATION 0x10
1791 #define IEEE80211_HT_MCS_CHAINS(mcs) ((mcs) == 32 ? 1 : (1 + ((mcs) >> 3)))
1794 * 802.11n D5.0 20.3.5 / 20.6 says:
1795 * - indices 0 to 7 and 32 are single spatial stream
1796 * - 8 to 31 are multiple spatial streams using equal modulation
1797 * [8..15 for two streams, 16..23 for three and 24..31 for four]
1798 * - remainder are multiple spatial streams using unequal modulation
1800 #define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START 33
1801 #define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START_BYTE \
1802 (IEEE80211_HT_MCS_UNEQUAL_MODULATION_START / 8)
1805 * struct ieee80211_ht_cap - HT capabilities element
1806 * @cap_info: HT Capability Information
1807 * @ampdu_params_info: A-MPDU Parameters
1808 * @mcs: Supported MCS Set
1809 * @extended_ht_cap_info: HT Extended Capabilities
1810 * @tx_BF_cap_info: Transmit Beamforming Capabilities
1811 * @antenna_selection_info: ASEL Capability
1813 * This structure represents the payload of the "HT Capabilities
1814 * element" as described in IEEE Std 802.11-2020 section 9.4.2.55.
1816 struct ieee80211_ht_cap {
1818 u8 ampdu_params_info;
1820 /* 16 bytes MCS information */
1821 struct ieee80211_mcs_info mcs;
1823 __le16 extended_ht_cap_info;
1824 __le32 tx_BF_cap_info;
1825 u8 antenna_selection_info;
1828 /* 802.11n HT capabilities masks (for cap_info) */
1829 #define IEEE80211_HT_CAP_LDPC_CODING 0x0001
1830 #define IEEE80211_HT_CAP_SUP_WIDTH_20_40 0x0002
1831 #define IEEE80211_HT_CAP_SM_PS 0x000C
1832 #define IEEE80211_HT_CAP_SM_PS_SHIFT 2
1833 #define IEEE80211_HT_CAP_GRN_FLD 0x0010
1834 #define IEEE80211_HT_CAP_SGI_20 0x0020
1835 #define IEEE80211_HT_CAP_SGI_40 0x0040
1836 #define IEEE80211_HT_CAP_TX_STBC 0x0080
1837 #define IEEE80211_HT_CAP_RX_STBC 0x0300
1838 #define IEEE80211_HT_CAP_RX_STBC_SHIFT 8
1839 #define IEEE80211_HT_CAP_DELAY_BA 0x0400
1840 #define IEEE80211_HT_CAP_MAX_AMSDU 0x0800
1841 #define IEEE80211_HT_CAP_DSSSCCK40 0x1000
1842 #define IEEE80211_HT_CAP_RESERVED 0x2000
1843 #define IEEE80211_HT_CAP_40MHZ_INTOLERANT 0x4000
1844 #define IEEE80211_HT_CAP_LSIG_TXOP_PROT 0x8000
1846 /* 802.11n HT extended capabilities masks (for extended_ht_cap_info) */
1847 #define IEEE80211_HT_EXT_CAP_PCO 0x0001
1848 #define IEEE80211_HT_EXT_CAP_PCO_TIME 0x0006
1849 #define IEEE80211_HT_EXT_CAP_PCO_TIME_SHIFT 1
1850 #define IEEE80211_HT_EXT_CAP_MCS_FB 0x0300
1851 #define IEEE80211_HT_EXT_CAP_MCS_FB_SHIFT 8
1852 #define IEEE80211_HT_EXT_CAP_HTC_SUP 0x0400
1853 #define IEEE80211_HT_EXT_CAP_RD_RESPONDER 0x0800
1855 /* 802.11n HT capability AMPDU settings (for ampdu_params_info) */
1856 #define IEEE80211_HT_AMPDU_PARM_FACTOR 0x03
1857 #define IEEE80211_HT_AMPDU_PARM_DENSITY 0x1C
1858 #define IEEE80211_HT_AMPDU_PARM_DENSITY_SHIFT 2
1861 * Maximum length of AMPDU that the STA can receive in high-throughput (HT).
1862 * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
1864 enum ieee80211_max_ampdu_length_exp {
1865 IEEE80211_HT_MAX_AMPDU_8K = 0,
1866 IEEE80211_HT_MAX_AMPDU_16K = 1,
1867 IEEE80211_HT_MAX_AMPDU_32K = 2,
1868 IEEE80211_HT_MAX_AMPDU_64K = 3
1872 * Maximum length of AMPDU that the STA can receive in VHT.
1873 * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
1875 enum ieee80211_vht_max_ampdu_length_exp {
1876 IEEE80211_VHT_MAX_AMPDU_8K = 0,
1877 IEEE80211_VHT_MAX_AMPDU_16K = 1,
1878 IEEE80211_VHT_MAX_AMPDU_32K = 2,
1879 IEEE80211_VHT_MAX_AMPDU_64K = 3,
1880 IEEE80211_VHT_MAX_AMPDU_128K = 4,
1881 IEEE80211_VHT_MAX_AMPDU_256K = 5,
1882 IEEE80211_VHT_MAX_AMPDU_512K = 6,
1883 IEEE80211_VHT_MAX_AMPDU_1024K = 7
1886 #define IEEE80211_HT_MAX_AMPDU_FACTOR 13
1888 /* Minimum MPDU start spacing */
1889 enum ieee80211_min_mpdu_spacing {
1890 IEEE80211_HT_MPDU_DENSITY_NONE = 0, /* No restriction */
1891 IEEE80211_HT_MPDU_DENSITY_0_25 = 1, /* 1/4 usec */
1892 IEEE80211_HT_MPDU_DENSITY_0_5 = 2, /* 1/2 usec */
1893 IEEE80211_HT_MPDU_DENSITY_1 = 3, /* 1 usec */
1894 IEEE80211_HT_MPDU_DENSITY_2 = 4, /* 2 usec */
1895 IEEE80211_HT_MPDU_DENSITY_4 = 5, /* 4 usec */
1896 IEEE80211_HT_MPDU_DENSITY_8 = 6, /* 8 usec */
1897 IEEE80211_HT_MPDU_DENSITY_16 = 7 /* 16 usec */
1901 * struct ieee80211_ht_operation - HT operation IE
1902 * @primary_chan: Primary Channel
1903 * @ht_param: HT Operation Information parameters
1904 * @operation_mode: HT Operation Information operation mode
1905 * @stbc_param: HT Operation Information STBC params
1906 * @basic_set: Basic HT-MCS Set
1908 * This structure represents the payload of the "HT Operation
1909 * element" as described in IEEE Std 802.11-2020 section 9.4.2.56.
1911 struct ieee80211_ht_operation {
1914 __le16 operation_mode;
1920 #define IEEE80211_HT_PARAM_CHA_SEC_OFFSET 0x03
1921 #define IEEE80211_HT_PARAM_CHA_SEC_NONE 0x00
1922 #define IEEE80211_HT_PARAM_CHA_SEC_ABOVE 0x01
1923 #define IEEE80211_HT_PARAM_CHA_SEC_BELOW 0x03
1924 #define IEEE80211_HT_PARAM_CHAN_WIDTH_ANY 0x04
1925 #define IEEE80211_HT_PARAM_RIFS_MODE 0x08
1927 /* for operation_mode */
1928 #define IEEE80211_HT_OP_MODE_PROTECTION 0x0003
1929 #define IEEE80211_HT_OP_MODE_PROTECTION_NONE 0
1930 #define IEEE80211_HT_OP_MODE_PROTECTION_NONMEMBER 1
1931 #define IEEE80211_HT_OP_MODE_PROTECTION_20MHZ 2
1932 #define IEEE80211_HT_OP_MODE_PROTECTION_NONHT_MIXED 3
1933 #define IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT 0x0004
1934 #define IEEE80211_HT_OP_MODE_NON_HT_STA_PRSNT 0x0010
1935 #define IEEE80211_HT_OP_MODE_CCFS2_SHIFT 5
1936 #define IEEE80211_HT_OP_MODE_CCFS2_MASK 0x1fe0
1938 /* for stbc_param */
1939 #define IEEE80211_HT_STBC_PARAM_DUAL_BEACON 0x0040
1940 #define IEEE80211_HT_STBC_PARAM_DUAL_CTS_PROT 0x0080
1941 #define IEEE80211_HT_STBC_PARAM_STBC_BEACON 0x0100
1942 #define IEEE80211_HT_STBC_PARAM_LSIG_TXOP_FULLPROT 0x0200
1943 #define IEEE80211_HT_STBC_PARAM_PCO_ACTIVE 0x0400
1944 #define IEEE80211_HT_STBC_PARAM_PCO_PHASE 0x0800
1947 /* block-ack parameters */
1948 #define IEEE80211_ADDBA_PARAM_AMSDU_MASK 0x0001
1949 #define IEEE80211_ADDBA_PARAM_POLICY_MASK 0x0002
1950 #define IEEE80211_ADDBA_PARAM_TID_MASK 0x003C
1951 #define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFC0
1952 #define IEEE80211_DELBA_PARAM_TID_MASK 0xF000
1953 #define IEEE80211_DELBA_PARAM_INITIATOR_MASK 0x0800
1956 * A-MPDU buffer sizes
1957 * According to HT size varies from 8 to 64 frames
1958 * HE adds the ability to have up to 256 frames.
1959 * EHT adds the ability to have up to 1K frames.
1961 #define IEEE80211_MIN_AMPDU_BUF 0x8
1962 #define IEEE80211_MAX_AMPDU_BUF_HT 0x40
1963 #define IEEE80211_MAX_AMPDU_BUF_HE 0x100
1964 #define IEEE80211_MAX_AMPDU_BUF_EHT 0x400
1967 /* Spatial Multiplexing Power Save Modes (for capability) */
1968 #define WLAN_HT_CAP_SM_PS_STATIC 0
1969 #define WLAN_HT_CAP_SM_PS_DYNAMIC 1
1970 #define WLAN_HT_CAP_SM_PS_INVALID 2
1971 #define WLAN_HT_CAP_SM_PS_DISABLED 3
1973 /* for SM power control field lower two bits */
1974 #define WLAN_HT_SMPS_CONTROL_DISABLED 0
1975 #define WLAN_HT_SMPS_CONTROL_STATIC 1
1976 #define WLAN_HT_SMPS_CONTROL_DYNAMIC 3
1979 * struct ieee80211_vht_mcs_info - VHT MCS information
1980 * @rx_mcs_map: RX MCS map 2 bits for each stream, total 8 streams
1981 * @rx_highest: Indicates highest long GI VHT PPDU data rate
1982 * STA can receive. Rate expressed in units of 1 Mbps.
1983 * If this field is 0 this value should not be used to
1984 * consider the highest RX data rate supported.
1985 * The top 3 bits of this field indicate the Maximum NSTS,total
1986 * (a beamformee capability.)
1987 * @tx_mcs_map: TX MCS map 2 bits for each stream, total 8 streams
1988 * @tx_highest: Indicates highest long GI VHT PPDU data rate
1989 * STA can transmit. Rate expressed in units of 1 Mbps.
1990 * If this field is 0 this value should not be used to
1991 * consider the highest TX data rate supported.
1992 * The top 2 bits of this field are reserved, the
1993 * 3rd bit from the top indiciates VHT Extended NSS BW
1996 struct ieee80211_vht_mcs_info {
2003 /* for rx_highest */
2004 #define IEEE80211_VHT_MAX_NSTS_TOTAL_SHIFT 13
2005 #define IEEE80211_VHT_MAX_NSTS_TOTAL_MASK (7 << IEEE80211_VHT_MAX_NSTS_TOTAL_SHIFT)
2007 /* for tx_highest */
2008 #define IEEE80211_VHT_EXT_NSS_BW_CAPABLE (1 << 13)
2011 * enum ieee80211_vht_mcs_support - VHT MCS support definitions
2012 * @IEEE80211_VHT_MCS_SUPPORT_0_7: MCSes 0-7 are supported for the
2014 * @IEEE80211_VHT_MCS_SUPPORT_0_8: MCSes 0-8 are supported
2015 * @IEEE80211_VHT_MCS_SUPPORT_0_9: MCSes 0-9 are supported
2016 * @IEEE80211_VHT_MCS_NOT_SUPPORTED: This number of streams isn't supported
2018 * These definitions are used in each 2-bit subfield of the @rx_mcs_map
2019 * and @tx_mcs_map fields of &struct ieee80211_vht_mcs_info, which are
2020 * both split into 8 subfields by number of streams. These values indicate
2021 * which MCSes are supported for the number of streams the value appears
2024 enum ieee80211_vht_mcs_support {
2025 IEEE80211_VHT_MCS_SUPPORT_0_7 = 0,
2026 IEEE80211_VHT_MCS_SUPPORT_0_8 = 1,
2027 IEEE80211_VHT_MCS_SUPPORT_0_9 = 2,
2028 IEEE80211_VHT_MCS_NOT_SUPPORTED = 3,
2032 * struct ieee80211_vht_cap - VHT capabilities
2034 * This structure is the "VHT capabilities element" as
2035 * described in 802.11ac D3.0 8.4.2.160
2036 * @vht_cap_info: VHT capability info
2037 * @supp_mcs: VHT MCS supported rates
2039 struct ieee80211_vht_cap {
2040 __le32 vht_cap_info;
2041 struct ieee80211_vht_mcs_info supp_mcs;
2045 * enum ieee80211_vht_chanwidth - VHT channel width
2046 * @IEEE80211_VHT_CHANWIDTH_USE_HT: use the HT operation IE to
2047 * determine the channel width (20 or 40 MHz)
2048 * @IEEE80211_VHT_CHANWIDTH_80MHZ: 80 MHz bandwidth
2049 * @IEEE80211_VHT_CHANWIDTH_160MHZ: 160 MHz bandwidth
2050 * @IEEE80211_VHT_CHANWIDTH_80P80MHZ: 80+80 MHz bandwidth
2052 enum ieee80211_vht_chanwidth {
2053 IEEE80211_VHT_CHANWIDTH_USE_HT = 0,
2054 IEEE80211_VHT_CHANWIDTH_80MHZ = 1,
2055 IEEE80211_VHT_CHANWIDTH_160MHZ = 2,
2056 IEEE80211_VHT_CHANWIDTH_80P80MHZ = 3,
2060 * struct ieee80211_vht_operation - VHT operation IE
2062 * This structure is the "VHT operation element" as
2063 * described in 802.11ac D3.0 8.4.2.161
2064 * @chan_width: Operating channel width
2065 * @center_freq_seg0_idx: center freq segment 0 index
2066 * @center_freq_seg1_idx: center freq segment 1 index
2067 * @basic_mcs_set: VHT Basic MCS rate set
2069 struct ieee80211_vht_operation {
2071 u8 center_freq_seg0_idx;
2072 u8 center_freq_seg1_idx;
2073 __le16 basic_mcs_set;
2077 * struct ieee80211_he_cap_elem - HE capabilities element
2078 * @mac_cap_info: HE MAC Capabilities Information
2079 * @phy_cap_info: HE PHY Capabilities Information
2081 * This structure represents the fixed fields of the payload of the
2082 * "HE capabilities element" as described in IEEE Std 802.11ax-2021
2083 * sections 9.4.2.248.2 and 9.4.2.248.3.
2085 struct ieee80211_he_cap_elem {
2087 u8 phy_cap_info[11];
2090 #define IEEE80211_TX_RX_MCS_NSS_DESC_MAX_LEN 5
2093 * enum ieee80211_he_mcs_support - HE MCS support definitions
2094 * @IEEE80211_HE_MCS_SUPPORT_0_7: MCSes 0-7 are supported for the
2096 * @IEEE80211_HE_MCS_SUPPORT_0_9: MCSes 0-9 are supported
2097 * @IEEE80211_HE_MCS_SUPPORT_0_11: MCSes 0-11 are supported
2098 * @IEEE80211_HE_MCS_NOT_SUPPORTED: This number of streams isn't supported
2100 * These definitions are used in each 2-bit subfield of the rx_mcs_*
2101 * and tx_mcs_* fields of &struct ieee80211_he_mcs_nss_supp, which are
2102 * both split into 8 subfields by number of streams. These values indicate
2103 * which MCSes are supported for the number of streams the value appears
2106 enum ieee80211_he_mcs_support {
2107 IEEE80211_HE_MCS_SUPPORT_0_7 = 0,
2108 IEEE80211_HE_MCS_SUPPORT_0_9 = 1,
2109 IEEE80211_HE_MCS_SUPPORT_0_11 = 2,
2110 IEEE80211_HE_MCS_NOT_SUPPORTED = 3,
2114 * struct ieee80211_he_mcs_nss_supp - HE Tx/Rx HE MCS NSS Support Field
2116 * This structure holds the data required for the Tx/Rx HE MCS NSS Support Field
2117 * described in P802.11ax_D2.0 section 9.4.2.237.4
2119 * @rx_mcs_80: Rx MCS map 2 bits for each stream, total 8 streams, for channel
2120 * widths less than 80MHz.
2121 * @tx_mcs_80: Tx MCS map 2 bits for each stream, total 8 streams, for channel
2122 * widths less than 80MHz.
2123 * @rx_mcs_160: Rx MCS map 2 bits for each stream, total 8 streams, for channel
2125 * @tx_mcs_160: Tx MCS map 2 bits for each stream, total 8 streams, for channel
2127 * @rx_mcs_80p80: Rx MCS map 2 bits for each stream, total 8 streams, for
2128 * channel width 80p80MHz.
2129 * @tx_mcs_80p80: Tx MCS map 2 bits for each stream, total 8 streams, for
2130 * channel width 80p80MHz.
2132 struct ieee80211_he_mcs_nss_supp {
2137 __le16 rx_mcs_80p80;
2138 __le16 tx_mcs_80p80;
2142 * struct ieee80211_he_operation - HE Operation element
2143 * @he_oper_params: HE Operation Parameters + BSS Color Information
2144 * @he_mcs_nss_set: Basic HE-MCS And NSS Set
2145 * @optional: Optional fields VHT Operation Information, Max Co-Hosted
2146 * BSSID Indicator, and 6 GHz Operation Information
2148 * This structure represents the payload of the "HE Operation
2149 * element" as described in IEEE Std 802.11ax-2021 section 9.4.2.249.
2151 struct ieee80211_he_operation {
2152 __le32 he_oper_params;
2153 __le16 he_mcs_nss_set;
2158 * struct ieee80211_he_spr - Spatial Reuse Parameter Set element
2159 * @he_sr_control: SR Control
2160 * @optional: Optional fields Non-SRG OBSS PD Max Offset, SRG OBSS PD
2161 * Min Offset, SRG OBSS PD Max Offset, SRG BSS Color
2162 * Bitmap, and SRG Partial BSSID Bitmap
2164 * This structure represents the payload of the "Spatial Reuse
2165 * Parameter Set element" as described in IEEE Std 802.11ax-2021
2166 * section 9.4.2.252.
2168 struct ieee80211_he_spr {
2174 * struct ieee80211_he_mu_edca_param_ac_rec - MU AC Parameter Record field
2176 * @ecw_min_max: ECWmin/ECWmax
2177 * @mu_edca_timer: MU EDCA Timer
2179 * This structure represents the "MU AC Parameter Record" as described
2180 * in IEEE Std 802.11ax-2021 section 9.4.2.251, Figure 9-788p.
2182 struct ieee80211_he_mu_edca_param_ac_rec {
2189 * struct ieee80211_mu_edca_param_set - MU EDCA Parameter Set element
2190 * @mu_qos_info: QoS Info
2191 * @ac_be: MU AC_BE Parameter Record
2192 * @ac_bk: MU AC_BK Parameter Record
2193 * @ac_vi: MU AC_VI Parameter Record
2194 * @ac_vo: MU AC_VO Parameter Record
2196 * This structure represents the payload of the "MU EDCA Parameter Set
2197 * element" as described in IEEE Std 802.11ax-2021 section 9.4.2.251.
2199 struct ieee80211_mu_edca_param_set {
2201 struct ieee80211_he_mu_edca_param_ac_rec ac_be;
2202 struct ieee80211_he_mu_edca_param_ac_rec ac_bk;
2203 struct ieee80211_he_mu_edca_param_ac_rec ac_vi;
2204 struct ieee80211_he_mu_edca_param_ac_rec ac_vo;
2207 #define IEEE80211_EHT_MCS_NSS_RX 0x0f
2208 #define IEEE80211_EHT_MCS_NSS_TX 0xf0
2211 * struct ieee80211_eht_mcs_nss_supp_20mhz_only - EHT 20MHz only station max
2212 * supported NSS for per MCS.
2214 * For each field below, bits 0 - 3 indicate the maximal number of spatial
2215 * streams for Rx, and bits 4 - 7 indicate the maximal number of spatial streams
2218 * @rx_tx_mcs7_max_nss: indicates the maximum number of spatial streams
2219 * supported for reception and the maximum number of spatial streams
2220 * supported for transmission for MCS 0 - 7.
2221 * @rx_tx_mcs9_max_nss: indicates the maximum number of spatial streams
2222 * supported for reception and the maximum number of spatial streams
2223 * supported for transmission for MCS 8 - 9.
2224 * @rx_tx_mcs11_max_nss: indicates the maximum number of spatial streams
2225 * supported for reception and the maximum number of spatial streams
2226 * supported for transmission for MCS 10 - 11.
2227 * @rx_tx_mcs13_max_nss: indicates the maximum number of spatial streams
2228 * supported for reception and the maximum number of spatial streams
2229 * supported for transmission for MCS 12 - 13.
2230 * @rx_tx_max_nss: array of the previous fields for easier loop access
2232 struct ieee80211_eht_mcs_nss_supp_20mhz_only {
2235 u8 rx_tx_mcs7_max_nss;
2236 u8 rx_tx_mcs9_max_nss;
2237 u8 rx_tx_mcs11_max_nss;
2238 u8 rx_tx_mcs13_max_nss;
2240 u8 rx_tx_max_nss[4];
2245 * struct ieee80211_eht_mcs_nss_supp_bw - EHT max supported NSS per MCS (except
2246 * 20MHz only stations).
2248 * For each field below, bits 0 - 3 indicate the maximal number of spatial
2249 * streams for Rx, and bits 4 - 7 indicate the maximal number of spatial streams
2252 * @rx_tx_mcs9_max_nss: indicates the maximum number of spatial streams
2253 * supported for reception and the maximum number of spatial streams
2254 * supported for transmission for MCS 0 - 9.
2255 * @rx_tx_mcs11_max_nss: indicates the maximum number of spatial streams
2256 * supported for reception and the maximum number of spatial streams
2257 * supported for transmission for MCS 10 - 11.
2258 * @rx_tx_mcs13_max_nss: indicates the maximum number of spatial streams
2259 * supported for reception and the maximum number of spatial streams
2260 * supported for transmission for MCS 12 - 13.
2261 * @rx_tx_max_nss: array of the previous fields for easier loop access
2263 struct ieee80211_eht_mcs_nss_supp_bw {
2266 u8 rx_tx_mcs9_max_nss;
2267 u8 rx_tx_mcs11_max_nss;
2268 u8 rx_tx_mcs13_max_nss;
2270 u8 rx_tx_max_nss[3];
2275 * struct ieee80211_eht_cap_elem_fixed - EHT capabilities fixed data
2277 * This structure is the "EHT Capabilities element" fixed fields as
2278 * described in P802.11be_D2.0 section 9.4.2.313.
2280 * @mac_cap_info: MAC capabilities, see IEEE80211_EHT_MAC_CAP*
2281 * @phy_cap_info: PHY capabilities, see IEEE80211_EHT_PHY_CAP*
2283 struct ieee80211_eht_cap_elem_fixed {
2289 * struct ieee80211_eht_cap_elem - EHT capabilities element
2290 * @fixed: fixed parts, see &ieee80211_eht_cap_elem_fixed
2291 * @optional: optional parts
2293 struct ieee80211_eht_cap_elem {
2294 struct ieee80211_eht_cap_elem_fixed fixed;
2298 * Supported EHT-MCS And NSS Set field: 4, 3, 6 or 9 octets.
2299 * EHT PPE Thresholds field: variable length.
2304 #define IEEE80211_EHT_OPER_INFO_PRESENT 0x01
2305 #define IEEE80211_EHT_OPER_DISABLED_SUBCHANNEL_BITMAP_PRESENT 0x02
2306 #define IEEE80211_EHT_OPER_EHT_DEF_PE_DURATION 0x04
2307 #define IEEE80211_EHT_OPER_GROUP_ADDRESSED_BU_IND_LIMIT 0x08
2308 #define IEEE80211_EHT_OPER_GROUP_ADDRESSED_BU_IND_EXP_MASK 0x30
2311 * struct ieee80211_eht_operation - eht operation element
2313 * This structure is the "EHT Operation Element" fields as
2314 * described in P802.11be_D2.0 section 9.4.2.311
2316 * @params: EHT operation element parameters. See &IEEE80211_EHT_OPER_*
2317 * @basic_mcs_nss: indicates the EHT-MCSs for each number of spatial streams in
2318 * EHT PPDUs that are supported by all EHT STAs in the BSS in transmit and
2320 * @optional: optional parts
2322 struct ieee80211_eht_operation {
2324 struct ieee80211_eht_mcs_nss_supp_20mhz_only basic_mcs_nss;
2329 * struct ieee80211_eht_operation_info - eht operation information
2331 * @control: EHT operation information control.
2332 * @ccfs0: defines a channel center frequency for a 20, 40, 80, 160, or 320 MHz
2334 * @ccfs1: defines a channel center frequency for a 160 or 320 MHz EHT BSS.
2335 * @optional: optional parts
2337 struct ieee80211_eht_operation_info {
2344 /* 802.11ac VHT Capabilities */
2345 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895 0x00000000
2346 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991 0x00000001
2347 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454 0x00000002
2348 #define IEEE80211_VHT_CAP_MAX_MPDU_MASK 0x00000003
2349 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ 0x00000004
2350 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ 0x00000008
2351 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_MASK 0x0000000C
2352 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_SHIFT 2
2353 #define IEEE80211_VHT_CAP_RXLDPC 0x00000010
2354 #define IEEE80211_VHT_CAP_SHORT_GI_80 0x00000020
2355 #define IEEE80211_VHT_CAP_SHORT_GI_160 0x00000040
2356 #define IEEE80211_VHT_CAP_TXSTBC 0x00000080
2357 #define IEEE80211_VHT_CAP_RXSTBC_1 0x00000100
2358 #define IEEE80211_VHT_CAP_RXSTBC_2 0x00000200
2359 #define IEEE80211_VHT_CAP_RXSTBC_3 0x00000300
2360 #define IEEE80211_VHT_CAP_RXSTBC_4 0x00000400
2361 #define IEEE80211_VHT_CAP_RXSTBC_MASK 0x00000700
2362 #define IEEE80211_VHT_CAP_RXSTBC_SHIFT 8
2363 #define IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE 0x00000800
2364 #define IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE 0x00001000
2365 #define IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT 13
2366 #define IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK \
2367 (7 << IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT)
2368 #define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT 16
2369 #define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK \
2370 (7 << IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT)
2371 #define IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE 0x00080000
2372 #define IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE 0x00100000
2373 #define IEEE80211_VHT_CAP_VHT_TXOP_PS 0x00200000
2374 #define IEEE80211_VHT_CAP_HTC_VHT 0x00400000
2375 #define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT 23
2376 #define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK \
2377 (7 << IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT)
2378 #define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_UNSOL_MFB 0x08000000
2379 #define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB 0x0c000000
2380 #define IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN 0x10000000
2381 #define IEEE80211_VHT_CAP_TX_ANTENNA_PATTERN 0x20000000
2382 #define IEEE80211_VHT_CAP_EXT_NSS_BW_SHIFT 30
2383 #define IEEE80211_VHT_CAP_EXT_NSS_BW_MASK 0xc0000000
2386 * ieee80211_get_vht_max_nss - return max NSS for a given bandwidth/MCS
2387 * @cap: VHT capabilities of the peer
2388 * @bw: bandwidth to use
2389 * @mcs: MCS index to use
2390 * @ext_nss_bw_capable: indicates whether or not the local transmitter
2391 * (rate scaling algorithm) can deal with the new logic
2392 * (dot11VHTExtendedNSSBWCapable)
2393 * @max_vht_nss: current maximum NSS as advertised by the STA in
2394 * operating mode notification, can be 0 in which case the
2395 * capability data will be used to derive this (from MCS support)
2396 * Return: The maximum NSS that can be used for the given bandwidth/MCS
2399 * Due to the VHT Extended NSS Bandwidth Support, the maximum NSS can
2400 * vary for a given BW/MCS. This function parses the data.
2402 * Note: This function is exported by cfg80211.
2404 int ieee80211_get_vht_max_nss(struct ieee80211_vht_cap *cap,
2405 enum ieee80211_vht_chanwidth bw,
2406 int mcs, bool ext_nss_bw_capable,
2407 unsigned int max_vht_nss);
2409 /* 802.11ax HE MAC capabilities */
2410 #define IEEE80211_HE_MAC_CAP0_HTC_HE 0x01
2411 #define IEEE80211_HE_MAC_CAP0_TWT_REQ 0x02
2412 #define IEEE80211_HE_MAC_CAP0_TWT_RES 0x04
2413 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_NOT_SUPP 0x00
2414 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_1 0x08
2415 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_2 0x10
2416 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_3 0x18
2417 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_MASK 0x18
2418 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_1 0x00
2419 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_2 0x20
2420 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_4 0x40
2421 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_8 0x60
2422 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_16 0x80
2423 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_32 0xa0
2424 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_64 0xc0
2425 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_UNLIMITED 0xe0
2426 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_MASK 0xe0
2428 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_UNLIMITED 0x00
2429 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_128 0x01
2430 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_256 0x02
2431 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_512 0x03
2432 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_MASK 0x03
2433 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_0US 0x00
2434 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_8US 0x04
2435 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_16US 0x08
2436 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_MASK 0x0c
2437 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_1 0x00
2438 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_2 0x10
2439 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_3 0x20
2440 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_4 0x30
2441 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_5 0x40
2442 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_6 0x50
2443 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_7 0x60
2444 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_8 0x70
2445 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_MASK 0x70
2447 /* Link adaptation is split between byte HE_MAC_CAP1 and
2448 * HE_MAC_CAP2. It should be set only if IEEE80211_HE_MAC_CAP0_HTC_HE
2449 * in which case the following values apply:
2452 * 2 = Unsolicited feedback.
2455 #define IEEE80211_HE_MAC_CAP1_LINK_ADAPTATION 0x80
2457 #define IEEE80211_HE_MAC_CAP2_LINK_ADAPTATION 0x01
2458 #define IEEE80211_HE_MAC_CAP2_ALL_ACK 0x02
2459 #define IEEE80211_HE_MAC_CAP2_TRS 0x04
2460 #define IEEE80211_HE_MAC_CAP2_BSR 0x08
2461 #define IEEE80211_HE_MAC_CAP2_BCAST_TWT 0x10
2462 #define IEEE80211_HE_MAC_CAP2_32BIT_BA_BITMAP 0x20
2463 #define IEEE80211_HE_MAC_CAP2_MU_CASCADING 0x40
2464 #define IEEE80211_HE_MAC_CAP2_ACK_EN 0x80
2466 #define IEEE80211_HE_MAC_CAP3_OMI_CONTROL 0x02
2467 #define IEEE80211_HE_MAC_CAP3_OFDMA_RA 0x04
2469 /* The maximum length of an A-MDPU is defined by the combination of the Maximum
2470 * A-MDPU Length Exponent field in the HT capabilities, VHT capabilities and the
2471 * same field in the HE capabilities.
2473 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_0 0x00
2474 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_1 0x08
2475 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_2 0x10
2476 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_3 0x18
2477 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_MASK 0x18
2478 #define IEEE80211_HE_MAC_CAP3_AMSDU_FRAG 0x20
2479 #define IEEE80211_HE_MAC_CAP3_FLEX_TWT_SCHED 0x40
2480 #define IEEE80211_HE_MAC_CAP3_RX_CTRL_FRAME_TO_MULTIBSS 0x80
2482 #define IEEE80211_HE_MAC_CAP4_BSRP_BQRP_A_MPDU_AGG 0x01
2483 #define IEEE80211_HE_MAC_CAP4_QTP 0x02
2484 #define IEEE80211_HE_MAC_CAP4_BQR 0x04
2485 #define IEEE80211_HE_MAC_CAP4_PSR_RESP 0x08
2486 #define IEEE80211_HE_MAC_CAP4_NDP_FB_REP 0x10
2487 #define IEEE80211_HE_MAC_CAP4_OPS 0x20
2488 #define IEEE80211_HE_MAC_CAP4_AMSDU_IN_AMPDU 0x40
2489 /* Multi TID agg TX is split between byte #4 and #5
2490 * The value is a combination of B39,B40,B41
2492 #define IEEE80211_HE_MAC_CAP4_MULTI_TID_AGG_TX_QOS_B39 0x80
2494 #define IEEE80211_HE_MAC_CAP5_MULTI_TID_AGG_TX_QOS_B40 0x01
2495 #define IEEE80211_HE_MAC_CAP5_MULTI_TID_AGG_TX_QOS_B41 0x02
2496 #define IEEE80211_HE_MAC_CAP5_SUBCHAN_SELECTIVE_TRANSMISSION 0x04
2497 #define IEEE80211_HE_MAC_CAP5_UL_2x996_TONE_RU 0x08
2498 #define IEEE80211_HE_MAC_CAP5_OM_CTRL_UL_MU_DATA_DIS_RX 0x10
2499 #define IEEE80211_HE_MAC_CAP5_HE_DYNAMIC_SM_PS 0x20
2500 #define IEEE80211_HE_MAC_CAP5_PUNCTURED_SOUNDING 0x40
2501 #define IEEE80211_HE_MAC_CAP5_HT_VHT_TRIG_FRAME_RX 0x80
2503 #define IEEE80211_HE_VHT_MAX_AMPDU_FACTOR 20
2504 #define IEEE80211_HE_HT_MAX_AMPDU_FACTOR 16
2505 #define IEEE80211_HE_6GHZ_MAX_AMPDU_FACTOR 13
2507 /* 802.11ax HE PHY capabilities */
2508 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G 0x02
2509 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G 0x04
2510 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G 0x08
2511 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G 0x10
2512 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_MASK_ALL 0x1e
2514 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_2G 0x20
2515 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_5G 0x40
2516 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_MASK 0xfe
2518 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_80MHZ_ONLY_SECOND_20MHZ 0x01
2519 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_80MHZ_ONLY_SECOND_40MHZ 0x02
2520 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_160MHZ_ONLY_SECOND_20MHZ 0x04
2521 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_160MHZ_ONLY_SECOND_40MHZ 0x08
2522 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_MASK 0x0f
2523 #define IEEE80211_HE_PHY_CAP1_DEVICE_CLASS_A 0x10
2524 #define IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD 0x20
2525 #define IEEE80211_HE_PHY_CAP1_HE_LTF_AND_GI_FOR_HE_PPDUS_0_8US 0x40
2526 /* Midamble RX/TX Max NSTS is split between byte #2 and byte #3 */
2527 #define IEEE80211_HE_PHY_CAP1_MIDAMBLE_RX_TX_MAX_NSTS 0x80
2529 #define IEEE80211_HE_PHY_CAP2_MIDAMBLE_RX_TX_MAX_NSTS 0x01
2530 #define IEEE80211_HE_PHY_CAP2_NDP_4x_LTF_AND_3_2US 0x02
2531 #define IEEE80211_HE_PHY_CAP2_STBC_TX_UNDER_80MHZ 0x04
2532 #define IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ 0x08
2533 #define IEEE80211_HE_PHY_CAP2_DOPPLER_TX 0x10
2534 #define IEEE80211_HE_PHY_CAP2_DOPPLER_RX 0x20
2536 /* Note that the meaning of UL MU below is different between an AP and a non-AP
2537 * sta, where in the AP case it indicates support for Rx and in the non-AP sta
2538 * case it indicates support for Tx.
2540 #define IEEE80211_HE_PHY_CAP2_UL_MU_FULL_MU_MIMO 0x40
2541 #define IEEE80211_HE_PHY_CAP2_UL_MU_PARTIAL_MU_MIMO 0x80
2543 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_NO_DCM 0x00
2544 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_BPSK 0x01
2545 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_QPSK 0x02
2546 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_16_QAM 0x03
2547 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_MASK 0x03
2548 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_TX_NSS_1 0x00
2549 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_TX_NSS_2 0x04
2550 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_NO_DCM 0x00
2551 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_BPSK 0x08
2552 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_QPSK 0x10
2553 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_16_QAM 0x18
2554 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_MASK 0x18
2555 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_RX_NSS_1 0x00
2556 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_RX_NSS_2 0x20
2557 #define IEEE80211_HE_PHY_CAP3_RX_PARTIAL_BW_SU_IN_20MHZ_MU 0x40
2558 #define IEEE80211_HE_PHY_CAP3_SU_BEAMFORMER 0x80
2560 #define IEEE80211_HE_PHY_CAP4_SU_BEAMFORMEE 0x01
2561 #define IEEE80211_HE_PHY_CAP4_MU_BEAMFORMER 0x02
2563 /* Minimal allowed value of Max STS under 80MHz is 3 */
2564 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_4 0x0c
2565 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_5 0x10
2566 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_6 0x14
2567 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_7 0x18
2568 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_8 0x1c
2569 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_MASK 0x1c
2571 /* Minimal allowed value of Max STS above 80MHz is 3 */
2572 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_4 0x60
2573 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_5 0x80
2574 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_6 0xa0
2575 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_7 0xc0
2576 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_8 0xe0
2577 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_MASK 0xe0
2579 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_1 0x00
2580 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_2 0x01
2581 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_3 0x02
2582 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_4 0x03
2583 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_5 0x04
2584 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_6 0x05
2585 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_7 0x06
2586 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_8 0x07
2587 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK 0x07
2589 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_1 0x00
2590 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_2 0x08
2591 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_3 0x10
2592 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_4 0x18
2593 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_5 0x20
2594 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_6 0x28
2595 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_7 0x30
2596 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_8 0x38
2597 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_MASK 0x38
2599 #define IEEE80211_HE_PHY_CAP5_NG16_SU_FEEDBACK 0x40
2600 #define IEEE80211_HE_PHY_CAP5_NG16_MU_FEEDBACK 0x80
2602 #define IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_42_SU 0x01
2603 #define IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_75_MU 0x02
2604 #define IEEE80211_HE_PHY_CAP6_TRIG_SU_BEAMFORMING_FB 0x04
2605 #define IEEE80211_HE_PHY_CAP6_TRIG_MU_BEAMFORMING_PARTIAL_BW_FB 0x08
2606 #define IEEE80211_HE_PHY_CAP6_TRIG_CQI_FB 0x10
2607 #define IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE 0x20
2608 #define IEEE80211_HE_PHY_CAP6_PARTIAL_BANDWIDTH_DL_MUMIMO 0x40
2609 #define IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT 0x80
2611 #define IEEE80211_HE_PHY_CAP7_PSR_BASED_SR 0x01
2612 #define IEEE80211_HE_PHY_CAP7_POWER_BOOST_FACTOR_SUPP 0x02
2613 #define IEEE80211_HE_PHY_CAP7_HE_SU_MU_PPDU_4XLTF_AND_08_US_GI 0x04
2614 #define IEEE80211_HE_PHY_CAP7_MAX_NC_1 0x08
2615 #define IEEE80211_HE_PHY_CAP7_MAX_NC_2 0x10
2616 #define IEEE80211_HE_PHY_CAP7_MAX_NC_3 0x18
2617 #define IEEE80211_HE_PHY_CAP7_MAX_NC_4 0x20
2618 #define IEEE80211_HE_PHY_CAP7_MAX_NC_5 0x28
2619 #define IEEE80211_HE_PHY_CAP7_MAX_NC_6 0x30
2620 #define IEEE80211_HE_PHY_CAP7_MAX_NC_7 0x38
2621 #define IEEE80211_HE_PHY_CAP7_MAX_NC_MASK 0x38
2622 #define IEEE80211_HE_PHY_CAP7_STBC_TX_ABOVE_80MHZ 0x40
2623 #define IEEE80211_HE_PHY_CAP7_STBC_RX_ABOVE_80MHZ 0x80
2625 #define IEEE80211_HE_PHY_CAP8_HE_ER_SU_PPDU_4XLTF_AND_08_US_GI 0x01
2626 #define IEEE80211_HE_PHY_CAP8_20MHZ_IN_40MHZ_HE_PPDU_IN_2G 0x02
2627 #define IEEE80211_HE_PHY_CAP8_20MHZ_IN_160MHZ_HE_PPDU 0x04
2628 #define IEEE80211_HE_PHY_CAP8_80MHZ_IN_160MHZ_HE_PPDU 0x08
2629 #define IEEE80211_HE_PHY_CAP8_HE_ER_SU_1XLTF_AND_08_US_GI 0x10
2630 #define IEEE80211_HE_PHY_CAP8_MIDAMBLE_RX_TX_2X_AND_1XLTF 0x20
2631 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_242 0x00
2632 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_484 0x40
2633 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_996 0x80
2634 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_2x996 0xc0
2635 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_MASK 0xc0
2637 #define IEEE80211_HE_PHY_CAP9_LONGER_THAN_16_SIGB_OFDM_SYM 0x01
2638 #define IEEE80211_HE_PHY_CAP9_NON_TRIGGERED_CQI_FEEDBACK 0x02
2639 #define IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU 0x04
2640 #define IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU 0x08
2641 #define IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_COMP_SIGB 0x10
2642 #define IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_NON_COMP_SIGB 0x20
2643 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_0US 0x0
2644 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_8US 0x1
2645 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_16US 0x2
2646 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_RESERVED 0x3
2647 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_POS 6
2648 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_MASK 0xc0
2650 #define IEEE80211_HE_PHY_CAP10_HE_MU_M1RU_MAX_LTF 0x01
2652 /* 802.11ax HE TX/RX MCS NSS Support */
2653 #define IEEE80211_TX_RX_MCS_NSS_SUPP_HIGHEST_MCS_POS (3)
2654 #define IEEE80211_TX_RX_MCS_NSS_SUPP_TX_BITMAP_POS (6)
2655 #define IEEE80211_TX_RX_MCS_NSS_SUPP_RX_BITMAP_POS (11)
2656 #define IEEE80211_TX_RX_MCS_NSS_SUPP_TX_BITMAP_MASK 0x07c0
2657 #define IEEE80211_TX_RX_MCS_NSS_SUPP_RX_BITMAP_MASK 0xf800
2659 /* TX/RX HE MCS Support field Highest MCS subfield encoding */
2660 enum ieee80211_he_highest_mcs_supported_subfield_enc {
2661 HIGHEST_MCS_SUPPORTED_MCS7 = 0,
2662 HIGHEST_MCS_SUPPORTED_MCS8,
2663 HIGHEST_MCS_SUPPORTED_MCS9,
2664 HIGHEST_MCS_SUPPORTED_MCS10,
2665 HIGHEST_MCS_SUPPORTED_MCS11,
2668 /* Calculate 802.11ax HE capabilities IE Tx/Rx HE MCS NSS Support Field size */
2670 ieee80211_he_mcs_nss_size(const struct ieee80211_he_cap_elem *he_cap)
2674 if (he_cap->phy_cap_info[0] &
2675 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G)
2678 if (he_cap->phy_cap_info[0] &
2679 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G)
2685 /* 802.11ax HE PPE Thresholds */
2686 #define IEEE80211_PPE_THRES_NSS_SUPPORT_2NSS (1)
2687 #define IEEE80211_PPE_THRES_NSS_POS (0)
2688 #define IEEE80211_PPE_THRES_NSS_MASK (7)
2689 #define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_2x966_AND_966_RU \
2691 #define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK 0x78
2692 #define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_POS (3)
2693 #define IEEE80211_PPE_THRES_INFO_PPET_SIZE (3)
2694 #define IEEE80211_HE_PPE_THRES_INFO_HEADER_SIZE (7)
2697 * Calculate 802.11ax HE capabilities IE PPE field size
2698 * Input: Header byte of ppe_thres (first byte), and HE capa IE's PHY cap u8*
2701 ieee80211_he_ppe_size(u8 ppe_thres_hdr, const u8 *phy_cap_info)
2705 if ((phy_cap_info[6] &
2706 IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) == 0)
2709 n = hweight8(ppe_thres_hdr &
2710 IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK);
2711 n *= (1 + ((ppe_thres_hdr & IEEE80211_PPE_THRES_NSS_MASK) >>
2712 IEEE80211_PPE_THRES_NSS_POS));
2715 * Each pair is 6 bits, and we need to add the 7 "header" bits to the
2718 n = (n * IEEE80211_PPE_THRES_INFO_PPET_SIZE * 2) + 7;
2719 n = DIV_ROUND_UP(n, 8);
2724 static inline bool ieee80211_he_capa_size_ok(const u8 *data, u8 len)
2726 const struct ieee80211_he_cap_elem *he_cap_ie_elem = (const void *)data;
2727 u8 needed = sizeof(*he_cap_ie_elem);
2732 needed += ieee80211_he_mcs_nss_size(he_cap_ie_elem);
2736 if (he_cap_ie_elem->phy_cap_info[6] &
2737 IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) {
2738 if (len < needed + 1)
2740 needed += ieee80211_he_ppe_size(data[needed],
2741 he_cap_ie_elem->phy_cap_info);
2744 return len >= needed;
2747 /* HE Operation defines */
2748 #define IEEE80211_HE_OPERATION_DFLT_PE_DURATION_MASK 0x00000007
2749 #define IEEE80211_HE_OPERATION_TWT_REQUIRED 0x00000008
2750 #define IEEE80211_HE_OPERATION_RTS_THRESHOLD_MASK 0x00003ff0
2751 #define IEEE80211_HE_OPERATION_RTS_THRESHOLD_OFFSET 4
2752 #define IEEE80211_HE_OPERATION_VHT_OPER_INFO 0x00004000
2753 #define IEEE80211_HE_OPERATION_CO_HOSTED_BSS 0x00008000
2754 #define IEEE80211_HE_OPERATION_ER_SU_DISABLE 0x00010000
2755 #define IEEE80211_HE_OPERATION_6GHZ_OP_INFO 0x00020000
2756 #define IEEE80211_HE_OPERATION_BSS_COLOR_MASK 0x3f000000
2757 #define IEEE80211_HE_OPERATION_BSS_COLOR_OFFSET 24
2758 #define IEEE80211_HE_OPERATION_PARTIAL_BSS_COLOR 0x40000000
2759 #define IEEE80211_HE_OPERATION_BSS_COLOR_DISABLED 0x80000000
2761 #define IEEE80211_6GHZ_CTRL_REG_LPI_AP 0
2762 #define IEEE80211_6GHZ_CTRL_REG_SP_AP 1
2763 #define IEEE80211_6GHZ_CTRL_REG_VLP_AP 2
2764 #define IEEE80211_6GHZ_CTRL_REG_INDOOR_LPI_AP 3
2765 #define IEEE80211_6GHZ_CTRL_REG_INDOOR_SP_AP 4
2768 * struct ieee80211_he_6ghz_oper - HE 6 GHz operation Information field
2769 * @primary: primary channel
2770 * @control: control flags
2771 * @ccfs0: channel center frequency segment 0
2772 * @ccfs1: channel center frequency segment 1
2773 * @minrate: minimum rate (in 1 Mbps units)
2775 struct ieee80211_he_6ghz_oper {
2777 #define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH 0x3
2778 #define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_20MHZ 0
2779 #define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_40MHZ 1
2780 #define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_80MHZ 2
2781 #define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_160MHZ 3
2782 #define IEEE80211_HE_6GHZ_OPER_CTRL_DUP_BEACON 0x4
2783 #define IEEE80211_HE_6GHZ_OPER_CTRL_REG_INFO 0x38
2790 /* transmit power interpretation type of transmit power envelope element */
2791 enum ieee80211_tx_power_intrpt_type {
2792 IEEE80211_TPE_LOCAL_EIRP,
2793 IEEE80211_TPE_LOCAL_EIRP_PSD,
2794 IEEE80211_TPE_REG_CLIENT_EIRP,
2795 IEEE80211_TPE_REG_CLIENT_EIRP_PSD,
2798 /* category type of transmit power envelope element */
2799 enum ieee80211_tx_power_category_6ghz {
2800 IEEE80211_TPE_CAT_6GHZ_DEFAULT = 0,
2801 IEEE80211_TPE_CAT_6GHZ_SUBORDINATE = 1,
2805 * For IEEE80211_TPE_LOCAL_EIRP / IEEE80211_TPE_REG_CLIENT_EIRP,
2806 * setting to 63.5 dBm means no constraint.
2808 #define IEEE80211_TPE_MAX_TX_PWR_NO_CONSTRAINT 127
2811 * For IEEE80211_TPE_LOCAL_EIRP_PSD / IEEE80211_TPE_REG_CLIENT_EIRP_PSD,
2812 * setting to 127 indicates no PSD limit for the 20 MHz channel.
2814 #define IEEE80211_TPE_PSD_NO_LIMIT 127
2817 * struct ieee80211_tx_pwr_env - Transmit Power Envelope
2818 * @info: Transmit Power Information field
2819 * @variable: Maximum Transmit Power field
2821 * This structure represents the payload of the "Transmit Power
2822 * Envelope element" as described in IEEE Std 802.11ax-2021 section
2825 struct ieee80211_tx_pwr_env {
2830 #define IEEE80211_TX_PWR_ENV_INFO_COUNT 0x7
2831 #define IEEE80211_TX_PWR_ENV_INFO_INTERPRET 0x38
2832 #define IEEE80211_TX_PWR_ENV_INFO_CATEGORY 0xC0
2834 #define IEEE80211_TX_PWR_ENV_EXT_COUNT 0xF
2836 static inline bool ieee80211_valid_tpe_element(const u8 *data, u8 len)
2838 const struct ieee80211_tx_pwr_env *env = (const void *)data;
2839 u8 count, interpret, category;
2840 u8 needed = sizeof(*env);
2841 u8 N; /* also called N in the spec */
2846 count = u8_get_bits(env->info, IEEE80211_TX_PWR_ENV_INFO_COUNT);
2847 interpret = u8_get_bits(env->info, IEEE80211_TX_PWR_ENV_INFO_INTERPRET);
2848 category = u8_get_bits(env->info, IEEE80211_TX_PWR_ENV_INFO_CATEGORY);
2851 case IEEE80211_TPE_CAT_6GHZ_DEFAULT:
2852 case IEEE80211_TPE_CAT_6GHZ_SUBORDINATE:
2858 switch (interpret) {
2859 case IEEE80211_TPE_LOCAL_EIRP:
2860 case IEEE80211_TPE_REG_CLIENT_EIRP:
2864 /* count == 0 encodes 1 value for 20 MHz, etc. */
2865 needed += count + 1;
2870 /* there can be extension fields not accounted for in 'count' */
2873 case IEEE80211_TPE_LOCAL_EIRP_PSD:
2874 case IEEE80211_TPE_REG_CLIENT_EIRP_PSD:
2878 N = count ? 1 << (count - 1) : 1;
2885 u8 K = u8_get_bits(env->variable[N],
2886 IEEE80211_TX_PWR_ENV_EXT_COUNT);
2900 * ieee80211_he_oper_size - calculate 802.11ax HE Operations IE size
2901 * @he_oper_ie: byte data of the He Operations IE, stating from the byte
2902 * after the ext ID byte. It is assumed that he_oper_ie has at least
2903 * sizeof(struct ieee80211_he_operation) bytes, the caller must have
2905 * @return the actual size of the IE data (not including header), or 0 on error
2908 ieee80211_he_oper_size(const u8 *he_oper_ie)
2910 const struct ieee80211_he_operation *he_oper = (const void *)he_oper_ie;
2911 u8 oper_len = sizeof(struct ieee80211_he_operation);
2914 /* Make sure the input is not NULL */
2918 /* Calc required length */
2919 he_oper_params = le32_to_cpu(he_oper->he_oper_params);
2920 if (he_oper_params & IEEE80211_HE_OPERATION_VHT_OPER_INFO)
2922 if (he_oper_params & IEEE80211_HE_OPERATION_CO_HOSTED_BSS)
2924 if (he_oper_params & IEEE80211_HE_OPERATION_6GHZ_OP_INFO)
2925 oper_len += sizeof(struct ieee80211_he_6ghz_oper);
2927 /* Add the first byte (extension ID) to the total length */
2934 * ieee80211_he_6ghz_oper - obtain 6 GHz operation field
2935 * @he_oper: HE operation element (must be pre-validated for size)
2938 * Return: a pointer to the 6 GHz operation field, or %NULL
2940 static inline const struct ieee80211_he_6ghz_oper *
2941 ieee80211_he_6ghz_oper(const struct ieee80211_he_operation *he_oper)
2949 ret = (const void *)&he_oper->optional;
2951 he_oper_params = le32_to_cpu(he_oper->he_oper_params);
2953 if (!(he_oper_params & IEEE80211_HE_OPERATION_6GHZ_OP_INFO))
2955 if (he_oper_params & IEEE80211_HE_OPERATION_VHT_OPER_INFO)
2957 if (he_oper_params & IEEE80211_HE_OPERATION_CO_HOSTED_BSS)
2960 return (const void *)ret;
2963 /* HE Spatial Reuse defines */
2964 #define IEEE80211_HE_SPR_PSR_DISALLOWED BIT(0)
2965 #define IEEE80211_HE_SPR_NON_SRG_OBSS_PD_SR_DISALLOWED BIT(1)
2966 #define IEEE80211_HE_SPR_NON_SRG_OFFSET_PRESENT BIT(2)
2967 #define IEEE80211_HE_SPR_SRG_INFORMATION_PRESENT BIT(3)
2968 #define IEEE80211_HE_SPR_HESIGA_SR_VAL15_ALLOWED BIT(4)
2971 * ieee80211_he_spr_size - calculate 802.11ax HE Spatial Reuse IE size
2972 * @he_spr_ie: byte data of the He Spatial Reuse IE, stating from the byte
2973 * after the ext ID byte. It is assumed that he_spr_ie has at least
2974 * sizeof(struct ieee80211_he_spr) bytes, the caller must have validated
2976 * @return the actual size of the IE data (not including header), or 0 on error
2979 ieee80211_he_spr_size(const u8 *he_spr_ie)
2981 const struct ieee80211_he_spr *he_spr = (const void *)he_spr_ie;
2982 u8 spr_len = sizeof(struct ieee80211_he_spr);
2985 /* Make sure the input is not NULL */
2989 /* Calc required length */
2990 he_spr_params = he_spr->he_sr_control;
2991 if (he_spr_params & IEEE80211_HE_SPR_NON_SRG_OFFSET_PRESENT)
2993 if (he_spr_params & IEEE80211_HE_SPR_SRG_INFORMATION_PRESENT)
2996 /* Add the first byte (extension ID) to the total length */
3002 /* S1G Capabilities Information field */
3003 #define IEEE80211_S1G_CAPABILITY_LEN 15
3005 #define S1G_CAP0_S1G_LONG BIT(0)
3006 #define S1G_CAP0_SGI_1MHZ BIT(1)
3007 #define S1G_CAP0_SGI_2MHZ BIT(2)
3008 #define S1G_CAP0_SGI_4MHZ BIT(3)
3009 #define S1G_CAP0_SGI_8MHZ BIT(4)
3010 #define S1G_CAP0_SGI_16MHZ BIT(5)
3011 #define S1G_CAP0_SUPP_CH_WIDTH GENMASK(7, 6)
3013 #define S1G_SUPP_CH_WIDTH_2 0
3014 #define S1G_SUPP_CH_WIDTH_4 1
3015 #define S1G_SUPP_CH_WIDTH_8 2
3016 #define S1G_SUPP_CH_WIDTH_16 3
3017 #define S1G_SUPP_CH_WIDTH_MAX(cap) ((1 << FIELD_GET(S1G_CAP0_SUPP_CH_WIDTH, \
3020 #define S1G_CAP1_RX_LDPC BIT(0)
3021 #define S1G_CAP1_TX_STBC BIT(1)
3022 #define S1G_CAP1_RX_STBC BIT(2)
3023 #define S1G_CAP1_SU_BFER BIT(3)
3024 #define S1G_CAP1_SU_BFEE BIT(4)
3025 #define S1G_CAP1_BFEE_STS GENMASK(7, 5)
3027 #define S1G_CAP2_SOUNDING_DIMENSIONS GENMASK(2, 0)
3028 #define S1G_CAP2_MU_BFER BIT(3)
3029 #define S1G_CAP2_MU_BFEE BIT(4)
3030 #define S1G_CAP2_PLUS_HTC_VHT BIT(5)
3031 #define S1G_CAP2_TRAVELING_PILOT GENMASK(7, 6)
3033 #define S1G_CAP3_RD_RESPONDER BIT(0)
3034 #define S1G_CAP3_HT_DELAYED_BA BIT(1)
3035 #define S1G_CAP3_MAX_MPDU_LEN BIT(2)
3036 #define S1G_CAP3_MAX_AMPDU_LEN_EXP GENMASK(4, 3)
3037 #define S1G_CAP3_MIN_MPDU_START GENMASK(7, 5)
3039 #define S1G_CAP4_UPLINK_SYNC BIT(0)
3040 #define S1G_CAP4_DYNAMIC_AID BIT(1)
3041 #define S1G_CAP4_BAT BIT(2)
3042 #define S1G_CAP4_TIME_ADE BIT(3)
3043 #define S1G_CAP4_NON_TIM BIT(4)
3044 #define S1G_CAP4_GROUP_AID BIT(5)
3045 #define S1G_CAP4_STA_TYPE GENMASK(7, 6)
3047 #define S1G_CAP5_CENT_AUTH_CONTROL BIT(0)
3048 #define S1G_CAP5_DIST_AUTH_CONTROL BIT(1)
3049 #define S1G_CAP5_AMSDU BIT(2)
3050 #define S1G_CAP5_AMPDU BIT(3)
3051 #define S1G_CAP5_ASYMMETRIC_BA BIT(4)
3052 #define S1G_CAP5_FLOW_CONTROL BIT(5)
3053 #define S1G_CAP5_SECTORIZED_BEAM GENMASK(7, 6)
3055 #define S1G_CAP6_OBSS_MITIGATION BIT(0)
3056 #define S1G_CAP6_FRAGMENT_BA BIT(1)
3057 #define S1G_CAP6_NDP_PS_POLL BIT(2)
3058 #define S1G_CAP6_RAW_OPERATION BIT(3)
3059 #define S1G_CAP6_PAGE_SLICING BIT(4)
3060 #define S1G_CAP6_TXOP_SHARING_IMP_ACK BIT(5)
3061 #define S1G_CAP6_VHT_LINK_ADAPT GENMASK(7, 6)
3063 #define S1G_CAP7_TACK_AS_PS_POLL BIT(0)
3064 #define S1G_CAP7_DUP_1MHZ BIT(1)
3065 #define S1G_CAP7_MCS_NEGOTIATION BIT(2)
3066 #define S1G_CAP7_1MHZ_CTL_RESPONSE_PREAMBLE BIT(3)
3067 #define S1G_CAP7_NDP_BFING_REPORT_POLL BIT(4)
3068 #define S1G_CAP7_UNSOLICITED_DYN_AID BIT(5)
3069 #define S1G_CAP7_SECTOR_TRAINING_OPERATION BIT(6)
3070 #define S1G_CAP7_TEMP_PS_MODE_SWITCH BIT(7)
3072 #define S1G_CAP8_TWT_GROUPING BIT(0)
3073 #define S1G_CAP8_BDT BIT(1)
3074 #define S1G_CAP8_COLOR GENMASK(4, 2)
3075 #define S1G_CAP8_TWT_REQUEST BIT(5)
3076 #define S1G_CAP8_TWT_RESPOND BIT(6)
3077 #define S1G_CAP8_PV1_FRAME BIT(7)
3079 #define S1G_CAP9_LINK_ADAPT_PER_CONTROL_RESPONSE BIT(0)
3081 #define S1G_OPER_CH_WIDTH_PRIMARY_1MHZ BIT(0)
3082 #define S1G_OPER_CH_WIDTH_OPER GENMASK(4, 1)
3084 /* EHT MAC capabilities as defined in P802.11be_D2.0 section 9.4.2.313.2 */
3085 #define IEEE80211_EHT_MAC_CAP0_EPCS_PRIO_ACCESS 0x01
3086 #define IEEE80211_EHT_MAC_CAP0_OM_CONTROL 0x02
3087 #define IEEE80211_EHT_MAC_CAP0_TRIG_TXOP_SHARING_MODE1 0x04
3088 #define IEEE80211_EHT_MAC_CAP0_TRIG_TXOP_SHARING_MODE2 0x08
3089 #define IEEE80211_EHT_MAC_CAP0_RESTRICTED_TWT 0x10
3090 #define IEEE80211_EHT_MAC_CAP0_SCS_TRAFFIC_DESC 0x20
3091 #define IEEE80211_EHT_MAC_CAP0_MAX_MPDU_LEN_MASK 0xc0
3092 #define IEEE80211_EHT_MAC_CAP0_MAX_MPDU_LEN_3895 0
3093 #define IEEE80211_EHT_MAC_CAP0_MAX_MPDU_LEN_7991 1
3094 #define IEEE80211_EHT_MAC_CAP0_MAX_MPDU_LEN_11454 2
3096 #define IEEE80211_EHT_MAC_CAP1_MAX_AMPDU_LEN_MASK 0x01
3098 /* EHT PHY capabilities as defined in P802.11be_D2.0 section 9.4.2.313.3 */
3099 #define IEEE80211_EHT_PHY_CAP0_320MHZ_IN_6GHZ 0x02
3100 #define IEEE80211_EHT_PHY_CAP0_242_TONE_RU_GT20MHZ 0x04
3101 #define IEEE80211_EHT_PHY_CAP0_NDP_4_EHT_LFT_32_GI 0x08
3102 #define IEEE80211_EHT_PHY_CAP0_PARTIAL_BW_UL_MU_MIMO 0x10
3103 #define IEEE80211_EHT_PHY_CAP0_SU_BEAMFORMER 0x20
3104 #define IEEE80211_EHT_PHY_CAP0_SU_BEAMFORMEE 0x40
3106 /* EHT beamformee number of spatial streams <= 80MHz is split */
3107 #define IEEE80211_EHT_PHY_CAP0_BEAMFORMEE_SS_80MHZ_MASK 0x80
3108 #define IEEE80211_EHT_PHY_CAP1_BEAMFORMEE_SS_80MHZ_MASK 0x03
3110 #define IEEE80211_EHT_PHY_CAP1_BEAMFORMEE_SS_160MHZ_MASK 0x1c
3111 #define IEEE80211_EHT_PHY_CAP1_BEAMFORMEE_SS_320MHZ_MASK 0xe0
3113 #define IEEE80211_EHT_PHY_CAP2_SOUNDING_DIM_80MHZ_MASK 0x07
3114 #define IEEE80211_EHT_PHY_CAP2_SOUNDING_DIM_160MHZ_MASK 0x38
3116 /* EHT number of sounding dimensions for 320MHz is split */
3117 #define IEEE80211_EHT_PHY_CAP2_SOUNDING_DIM_320MHZ_MASK 0xc0
3118 #define IEEE80211_EHT_PHY_CAP3_SOUNDING_DIM_320MHZ_MASK 0x01
3119 #define IEEE80211_EHT_PHY_CAP3_NG_16_SU_FEEDBACK 0x02
3120 #define IEEE80211_EHT_PHY_CAP3_NG_16_MU_FEEDBACK 0x04
3121 #define IEEE80211_EHT_PHY_CAP3_CODEBOOK_4_2_SU_FDBK 0x08
3122 #define IEEE80211_EHT_PHY_CAP3_CODEBOOK_7_5_MU_FDBK 0x10
3123 #define IEEE80211_EHT_PHY_CAP3_TRIG_SU_BF_FDBK 0x20
3124 #define IEEE80211_EHT_PHY_CAP3_TRIG_MU_BF_PART_BW_FDBK 0x40
3125 #define IEEE80211_EHT_PHY_CAP3_TRIG_CQI_FDBK 0x80
3127 #define IEEE80211_EHT_PHY_CAP4_PART_BW_DL_MU_MIMO 0x01
3128 #define IEEE80211_EHT_PHY_CAP4_PSR_SR_SUPP 0x02
3129 #define IEEE80211_EHT_PHY_CAP4_POWER_BOOST_FACT_SUPP 0x04
3130 #define IEEE80211_EHT_PHY_CAP4_EHT_MU_PPDU_4_EHT_LTF_08_GI 0x08
3131 #define IEEE80211_EHT_PHY_CAP4_MAX_NC_MASK 0xf0
3133 #define IEEE80211_EHT_PHY_CAP5_NON_TRIG_CQI_FEEDBACK 0x01
3134 #define IEEE80211_EHT_PHY_CAP5_TX_LESS_242_TONE_RU_SUPP 0x02
3135 #define IEEE80211_EHT_PHY_CAP5_RX_LESS_242_TONE_RU_SUPP 0x04
3136 #define IEEE80211_EHT_PHY_CAP5_PPE_THRESHOLD_PRESENT 0x08
3137 #define IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_MASK 0x30
3138 #define IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_0US 0
3139 #define IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_8US 1
3140 #define IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_16US 2
3141 #define IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_20US 3
3143 /* Maximum number of supported EHT LTF is split */
3144 #define IEEE80211_EHT_PHY_CAP5_MAX_NUM_SUPP_EHT_LTF_MASK 0xc0
3145 #define IEEE80211_EHT_PHY_CAP5_SUPP_EXTRA_EHT_LTF 0x40
3146 #define IEEE80211_EHT_PHY_CAP6_MAX_NUM_SUPP_EHT_LTF_MASK 0x07
3148 #define IEEE80211_EHT_PHY_CAP6_MCS15_SUPP_80MHZ 0x08
3149 #define IEEE80211_EHT_PHY_CAP6_MCS15_SUPP_160MHZ 0x30
3150 #define IEEE80211_EHT_PHY_CAP6_MCS15_SUPP_320MHZ 0x40
3151 #define IEEE80211_EHT_PHY_CAP6_MCS15_SUPP_MASK 0x78
3152 #define IEEE80211_EHT_PHY_CAP6_EHT_DUP_6GHZ_SUPP 0x80
3154 #define IEEE80211_EHT_PHY_CAP7_20MHZ_STA_RX_NDP_WIDER_BW 0x01
3155 #define IEEE80211_EHT_PHY_CAP7_NON_OFDMA_UL_MU_MIMO_80MHZ 0x02
3156 #define IEEE80211_EHT_PHY_CAP7_NON_OFDMA_UL_MU_MIMO_160MHZ 0x04
3157 #define IEEE80211_EHT_PHY_CAP7_NON_OFDMA_UL_MU_MIMO_320MHZ 0x08
3158 #define IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_80MHZ 0x10
3159 #define IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_160MHZ 0x20
3160 #define IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_320MHZ 0x40
3161 #define IEEE80211_EHT_PHY_CAP7_TB_SOUNDING_FDBK_RATE_LIMIT 0x80
3163 #define IEEE80211_EHT_PHY_CAP8_RX_1024QAM_WIDER_BW_DL_OFDMA 0x01
3164 #define IEEE80211_EHT_PHY_CAP8_RX_4096QAM_WIDER_BW_DL_OFDMA 0x02
3167 * EHT operation channel width as defined in P802.11be_D2.0 section 9.4.2.311
3169 #define IEEE80211_EHT_OPER_CHAN_WIDTH 0x7
3170 #define IEEE80211_EHT_OPER_CHAN_WIDTH_20MHZ 0
3171 #define IEEE80211_EHT_OPER_CHAN_WIDTH_40MHZ 1
3172 #define IEEE80211_EHT_OPER_CHAN_WIDTH_80MHZ 2
3173 #define IEEE80211_EHT_OPER_CHAN_WIDTH_160MHZ 3
3174 #define IEEE80211_EHT_OPER_CHAN_WIDTH_320MHZ 4
3176 /* Calculate 802.11be EHT capabilities IE Tx/Rx EHT MCS NSS Support Field size */
3178 ieee80211_eht_mcs_nss_size(const struct ieee80211_he_cap_elem *he_cap,
3179 const struct ieee80211_eht_cap_elem_fixed *eht_cap,
3184 /* on 2.4 GHz, if it supports 40 MHz, the result is 3 */
3185 if (he_cap->phy_cap_info[0] &
3186 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G)
3189 /* on 2.4 GHz, these three bits are reserved, so should be 0 */
3190 if (he_cap->phy_cap_info[0] &
3191 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G)
3194 if (he_cap->phy_cap_info[0] &
3195 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G)
3198 if (eht_cap->phy_cap_info[0] & IEEE80211_EHT_PHY_CAP0_320MHZ_IN_6GHZ)
3204 return from_ap ? 3 : 4;
3207 /* 802.11be EHT PPE Thresholds */
3208 #define IEEE80211_EHT_PPE_THRES_NSS_POS 0
3209 #define IEEE80211_EHT_PPE_THRES_NSS_MASK 0xf
3210 #define IEEE80211_EHT_PPE_THRES_RU_INDEX_BITMASK_MASK 0x1f0
3211 #define IEEE80211_EHT_PPE_THRES_INFO_PPET_SIZE 3
3212 #define IEEE80211_EHT_PPE_THRES_INFO_HEADER_SIZE 9
3215 * Calculate 802.11be EHT capabilities IE EHT field size
3218 ieee80211_eht_ppe_size(u16 ppe_thres_hdr, const u8 *phy_cap_info)
3222 if (!(phy_cap_info[5] &
3223 IEEE80211_EHT_PHY_CAP5_PPE_THRESHOLD_PRESENT))
3226 n = hweight16(ppe_thres_hdr &
3227 IEEE80211_EHT_PPE_THRES_RU_INDEX_BITMASK_MASK);
3228 n *= 1 + u16_get_bits(ppe_thres_hdr, IEEE80211_EHT_PPE_THRES_NSS_MASK);
3231 * Each pair is 6 bits, and we need to add the 9 "header" bits to the
3234 n = n * IEEE80211_EHT_PPE_THRES_INFO_PPET_SIZE * 2 +
3235 IEEE80211_EHT_PPE_THRES_INFO_HEADER_SIZE;
3236 return DIV_ROUND_UP(n, 8);
3240 ieee80211_eht_capa_size_ok(const u8 *he_capa, const u8 *data, u8 len,
3243 const struct ieee80211_eht_cap_elem_fixed *elem = (const void *)data;
3244 u8 needed = sizeof(struct ieee80211_eht_cap_elem_fixed);
3246 if (len < needed || !he_capa)
3249 needed += ieee80211_eht_mcs_nss_size((const void *)he_capa,
3255 if (elem->phy_cap_info[5] &
3256 IEEE80211_EHT_PHY_CAP5_PPE_THRESHOLD_PRESENT) {
3259 if (len < needed + sizeof(ppe_thres_hdr))
3262 ppe_thres_hdr = get_unaligned_le16(data + needed);
3263 needed += ieee80211_eht_ppe_size(ppe_thres_hdr,
3264 elem->phy_cap_info);
3267 return len >= needed;
3271 ieee80211_eht_oper_size_ok(const u8 *data, u8 len)
3273 const struct ieee80211_eht_operation *elem = (const void *)data;
3274 u8 needed = sizeof(*elem);
3279 if (elem->params & IEEE80211_EHT_OPER_INFO_PRESENT) {
3283 IEEE80211_EHT_OPER_DISABLED_SUBCHANNEL_BITMAP_PRESENT)
3287 return len >= needed;
3290 /* must validate ieee80211_eht_oper_size_ok() first */
3292 ieee80211_eht_oper_dis_subchan_bitmap(const struct ieee80211_eht_operation *eht_oper)
3294 const struct ieee80211_eht_operation_info *info =
3295 (const void *)eht_oper->optional;
3297 if (!(eht_oper->params & IEEE80211_EHT_OPER_INFO_PRESENT))
3300 if (!(eht_oper->params & IEEE80211_EHT_OPER_DISABLED_SUBCHANNEL_BITMAP_PRESENT))
3303 return get_unaligned_le16(info->optional);
3306 #define IEEE80211_BW_IND_DIS_SUBCH_PRESENT BIT(1)
3308 struct ieee80211_bandwidth_indication {
3310 struct ieee80211_eht_operation_info info;
3314 ieee80211_bandwidth_indication_size_ok(const u8 *data, u8 len)
3316 const struct ieee80211_bandwidth_indication *bwi = (const void *)data;
3318 if (len < sizeof(*bwi))
3321 if (bwi->params & IEEE80211_BW_IND_DIS_SUBCH_PRESENT &&
3322 len < sizeof(*bwi) + 2)
3328 #define LISTEN_INT_USF GENMASK(15, 14)
3329 #define LISTEN_INT_UI GENMASK(13, 0)
3331 #define IEEE80211_MAX_USF FIELD_MAX(LISTEN_INT_USF)
3332 #define IEEE80211_MAX_UI FIELD_MAX(LISTEN_INT_UI)
3334 /* Authentication algorithms */
3335 #define WLAN_AUTH_OPEN 0
3336 #define WLAN_AUTH_SHARED_KEY 1
3337 #define WLAN_AUTH_FT 2
3338 #define WLAN_AUTH_SAE 3
3339 #define WLAN_AUTH_FILS_SK 4
3340 #define WLAN_AUTH_FILS_SK_PFS 5
3341 #define WLAN_AUTH_FILS_PK 6
3342 #define WLAN_AUTH_LEAP 128
3344 #define WLAN_AUTH_CHALLENGE_LEN 128
3346 #define WLAN_CAPABILITY_ESS (1<<0)
3347 #define WLAN_CAPABILITY_IBSS (1<<1)
3350 * A mesh STA sets the ESS and IBSS capability bits to zero.
3351 * however, this holds true for p2p probe responses (in the p2p_find
3354 #define WLAN_CAPABILITY_IS_STA_BSS(cap) \
3355 (!((cap) & (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS)))
3357 #define WLAN_CAPABILITY_CF_POLLABLE (1<<2)
3358 #define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3)
3359 #define WLAN_CAPABILITY_PRIVACY (1<<4)
3360 #define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5)
3361 #define WLAN_CAPABILITY_PBCC (1<<6)
3362 #define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7)
3365 #define WLAN_CAPABILITY_SPECTRUM_MGMT (1<<8)
3366 #define WLAN_CAPABILITY_QOS (1<<9)
3367 #define WLAN_CAPABILITY_SHORT_SLOT_TIME (1<<10)
3368 #define WLAN_CAPABILITY_APSD (1<<11)
3369 #define WLAN_CAPABILITY_RADIO_MEASURE (1<<12)
3370 #define WLAN_CAPABILITY_DSSS_OFDM (1<<13)
3371 #define WLAN_CAPABILITY_DEL_BACK (1<<14)
3372 #define WLAN_CAPABILITY_IMM_BACK (1<<15)
3374 /* DMG (60gHz) 802.11ad */
3375 /* type - bits 0..1 */
3376 #define WLAN_CAPABILITY_DMG_TYPE_MASK (3<<0)
3377 #define WLAN_CAPABILITY_DMG_TYPE_IBSS (1<<0) /* Tx by: STA */
3378 #define WLAN_CAPABILITY_DMG_TYPE_PBSS (2<<0) /* Tx by: PCP */
3379 #define WLAN_CAPABILITY_DMG_TYPE_AP (3<<0) /* Tx by: AP */
3381 #define WLAN_CAPABILITY_DMG_CBAP_ONLY (1<<2)
3382 #define WLAN_CAPABILITY_DMG_CBAP_SOURCE (1<<3)
3383 #define WLAN_CAPABILITY_DMG_PRIVACY (1<<4)
3384 #define WLAN_CAPABILITY_DMG_ECPAC (1<<5)
3386 #define WLAN_CAPABILITY_DMG_SPECTRUM_MGMT (1<<8)
3387 #define WLAN_CAPABILITY_DMG_RADIO_MEASURE (1<<12)
3390 #define IEEE80211_SPCT_MSR_RPRT_MODE_LATE (1<<0)
3391 #define IEEE80211_SPCT_MSR_RPRT_MODE_INCAPABLE (1<<1)
3392 #define IEEE80211_SPCT_MSR_RPRT_MODE_REFUSED (1<<2)
3394 #define IEEE80211_SPCT_MSR_RPRT_TYPE_BASIC 0
3395 #define IEEE80211_SPCT_MSR_RPRT_TYPE_CCA 1
3396 #define IEEE80211_SPCT_MSR_RPRT_TYPE_RPI 2
3397 #define IEEE80211_SPCT_MSR_RPRT_TYPE_LCI 8
3398 #define IEEE80211_SPCT_MSR_RPRT_TYPE_CIVIC 11
3400 /* 802.11g ERP information element */
3401 #define WLAN_ERP_NON_ERP_PRESENT (1<<0)
3402 #define WLAN_ERP_USE_PROTECTION (1<<1)
3403 #define WLAN_ERP_BARKER_PREAMBLE (1<<2)
3405 /* WLAN_ERP_BARKER_PREAMBLE values */
3407 WLAN_ERP_PREAMBLE_SHORT = 0,
3408 WLAN_ERP_PREAMBLE_LONG = 1,
3411 /* Band ID, 802.11ad #8.4.1.45 */
3413 IEEE80211_BANDID_TV_WS = 0, /* TV white spaces */
3414 IEEE80211_BANDID_SUB1 = 1, /* Sub-1 GHz (excluding TV white spaces) */
3415 IEEE80211_BANDID_2G = 2, /* 2.4 GHz */
3416 IEEE80211_BANDID_3G = 3, /* 3.6 GHz */
3417 IEEE80211_BANDID_5G = 4, /* 4.9 and 5 GHz */
3418 IEEE80211_BANDID_60G = 5, /* 60 GHz */
3422 enum ieee80211_statuscode {
3423 WLAN_STATUS_SUCCESS = 0,
3424 WLAN_STATUS_UNSPECIFIED_FAILURE = 1,
3425 WLAN_STATUS_CAPS_UNSUPPORTED = 10,
3426 WLAN_STATUS_REASSOC_NO_ASSOC = 11,
3427 WLAN_STATUS_ASSOC_DENIED_UNSPEC = 12,
3428 WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG = 13,
3429 WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION = 14,
3430 WLAN_STATUS_CHALLENGE_FAIL = 15,
3431 WLAN_STATUS_AUTH_TIMEOUT = 16,
3432 WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA = 17,
3433 WLAN_STATUS_ASSOC_DENIED_RATES = 18,
3435 WLAN_STATUS_ASSOC_DENIED_NOSHORTPREAMBLE = 19,
3436 WLAN_STATUS_ASSOC_DENIED_NOPBCC = 20,
3437 WLAN_STATUS_ASSOC_DENIED_NOAGILITY = 21,
3439 WLAN_STATUS_ASSOC_DENIED_NOSPECTRUM = 22,
3440 WLAN_STATUS_ASSOC_REJECTED_BAD_POWER = 23,
3441 WLAN_STATUS_ASSOC_REJECTED_BAD_SUPP_CHAN = 24,
3443 WLAN_STATUS_ASSOC_DENIED_NOSHORTTIME = 25,
3444 WLAN_STATUS_ASSOC_DENIED_NODSSSOFDM = 26,
3446 WLAN_STATUS_ASSOC_REJECTED_TEMPORARILY = 30,
3447 WLAN_STATUS_ROBUST_MGMT_FRAME_POLICY_VIOLATION = 31,
3449 WLAN_STATUS_INVALID_IE = 40,
3450 WLAN_STATUS_INVALID_GROUP_CIPHER = 41,
3451 WLAN_STATUS_INVALID_PAIRWISE_CIPHER = 42,
3452 WLAN_STATUS_INVALID_AKMP = 43,
3453 WLAN_STATUS_UNSUPP_RSN_VERSION = 44,
3454 WLAN_STATUS_INVALID_RSN_IE_CAP = 45,
3455 WLAN_STATUS_CIPHER_SUITE_REJECTED = 46,
3457 WLAN_STATUS_UNSPECIFIED_QOS = 32,
3458 WLAN_STATUS_ASSOC_DENIED_NOBANDWIDTH = 33,
3459 WLAN_STATUS_ASSOC_DENIED_LOWACK = 34,
3460 WLAN_STATUS_ASSOC_DENIED_UNSUPP_QOS = 35,
3461 WLAN_STATUS_REQUEST_DECLINED = 37,
3462 WLAN_STATUS_INVALID_QOS_PARAM = 38,
3463 WLAN_STATUS_CHANGE_TSPEC = 39,
3464 WLAN_STATUS_WAIT_TS_DELAY = 47,
3465 WLAN_STATUS_NO_DIRECT_LINK = 48,
3466 WLAN_STATUS_STA_NOT_PRESENT = 49,
3467 WLAN_STATUS_STA_NOT_QSTA = 50,
3469 WLAN_STATUS_ANTI_CLOG_REQUIRED = 76,
3470 WLAN_STATUS_FCG_NOT_SUPP = 78,
3471 WLAN_STATUS_STA_NO_TBTT = 78,
3473 WLAN_STATUS_REJECTED_WITH_SUGGESTED_CHANGES = 39,
3474 WLAN_STATUS_REJECTED_FOR_DELAY_PERIOD = 47,
3475 WLAN_STATUS_REJECT_WITH_SCHEDULE = 83,
3476 WLAN_STATUS_PENDING_ADMITTING_FST_SESSION = 86,
3477 WLAN_STATUS_PERFORMING_FST_NOW = 87,
3478 WLAN_STATUS_PENDING_GAP_IN_BA_WINDOW = 88,
3479 WLAN_STATUS_REJECT_U_PID_SETTING = 89,
3480 WLAN_STATUS_REJECT_DSE_BAND = 96,
3481 WLAN_STATUS_DENIED_WITH_SUGGESTED_BAND_AND_CHANNEL = 99,
3482 WLAN_STATUS_DENIED_DUE_TO_SPECTRUM_MANAGEMENT = 103,
3484 WLAN_STATUS_FILS_AUTHENTICATION_FAILURE = 108,
3485 WLAN_STATUS_UNKNOWN_AUTHENTICATION_SERVER = 109,
3486 WLAN_STATUS_SAE_HASH_TO_ELEMENT = 126,
3487 WLAN_STATUS_SAE_PK = 127,
3488 WLAN_STATUS_DENIED_TID_TO_LINK_MAPPING = 133,
3489 WLAN_STATUS_PREF_TID_TO_LINK_MAPPING_SUGGESTED = 134,
3494 enum ieee80211_reasoncode {
3495 WLAN_REASON_UNSPECIFIED = 1,
3496 WLAN_REASON_PREV_AUTH_NOT_VALID = 2,
3497 WLAN_REASON_DEAUTH_LEAVING = 3,
3498 WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY = 4,
3499 WLAN_REASON_DISASSOC_AP_BUSY = 5,
3500 WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA = 6,
3501 WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA = 7,
3502 WLAN_REASON_DISASSOC_STA_HAS_LEFT = 8,
3503 WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH = 9,
3505 WLAN_REASON_DISASSOC_BAD_POWER = 10,
3506 WLAN_REASON_DISASSOC_BAD_SUPP_CHAN = 11,
3508 WLAN_REASON_INVALID_IE = 13,
3509 WLAN_REASON_MIC_FAILURE = 14,
3510 WLAN_REASON_4WAY_HANDSHAKE_TIMEOUT = 15,
3511 WLAN_REASON_GROUP_KEY_HANDSHAKE_TIMEOUT = 16,
3512 WLAN_REASON_IE_DIFFERENT = 17,
3513 WLAN_REASON_INVALID_GROUP_CIPHER = 18,
3514 WLAN_REASON_INVALID_PAIRWISE_CIPHER = 19,
3515 WLAN_REASON_INVALID_AKMP = 20,
3516 WLAN_REASON_UNSUPP_RSN_VERSION = 21,
3517 WLAN_REASON_INVALID_RSN_IE_CAP = 22,
3518 WLAN_REASON_IEEE8021X_FAILED = 23,
3519 WLAN_REASON_CIPHER_SUITE_REJECTED = 24,
3520 /* TDLS (802.11z) */
3521 WLAN_REASON_TDLS_TEARDOWN_UNREACHABLE = 25,
3522 WLAN_REASON_TDLS_TEARDOWN_UNSPECIFIED = 26,
3524 WLAN_REASON_DISASSOC_UNSPECIFIED_QOS = 32,
3525 WLAN_REASON_DISASSOC_QAP_NO_BANDWIDTH = 33,
3526 WLAN_REASON_DISASSOC_LOW_ACK = 34,
3527 WLAN_REASON_DISASSOC_QAP_EXCEED_TXOP = 35,
3528 WLAN_REASON_QSTA_LEAVE_QBSS = 36,
3529 WLAN_REASON_QSTA_NOT_USE = 37,
3530 WLAN_REASON_QSTA_REQUIRE_SETUP = 38,
3531 WLAN_REASON_QSTA_TIMEOUT = 39,
3532 WLAN_REASON_QSTA_CIPHER_NOT_SUPP = 45,
3534 WLAN_REASON_MESH_PEER_CANCELED = 52,
3535 WLAN_REASON_MESH_MAX_PEERS = 53,
3536 WLAN_REASON_MESH_CONFIG = 54,
3537 WLAN_REASON_MESH_CLOSE = 55,
3538 WLAN_REASON_MESH_MAX_RETRIES = 56,
3539 WLAN_REASON_MESH_CONFIRM_TIMEOUT = 57,
3540 WLAN_REASON_MESH_INVALID_GTK = 58,
3541 WLAN_REASON_MESH_INCONSISTENT_PARAM = 59,
3542 WLAN_REASON_MESH_INVALID_SECURITY = 60,
3543 WLAN_REASON_MESH_PATH_ERROR = 61,
3544 WLAN_REASON_MESH_PATH_NOFORWARD = 62,
3545 WLAN_REASON_MESH_PATH_DEST_UNREACHABLE = 63,
3546 WLAN_REASON_MAC_EXISTS_IN_MBSS = 64,
3547 WLAN_REASON_MESH_CHAN_REGULATORY = 65,
3548 WLAN_REASON_MESH_CHAN = 66,
3552 /* Information Element IDs */
3553 enum ieee80211_eid {
3555 WLAN_EID_SUPP_RATES = 1,
3556 WLAN_EID_FH_PARAMS = 2, /* reserved now */
3557 WLAN_EID_DS_PARAMS = 3,
3558 WLAN_EID_CF_PARAMS = 4,
3560 WLAN_EID_IBSS_PARAMS = 6,
3561 WLAN_EID_COUNTRY = 7,
3563 WLAN_EID_REQUEST = 10,
3564 WLAN_EID_QBSS_LOAD = 11,
3565 WLAN_EID_EDCA_PARAM_SET = 12,
3566 WLAN_EID_TSPEC = 13,
3567 WLAN_EID_TCLAS = 14,
3568 WLAN_EID_SCHEDULE = 15,
3569 WLAN_EID_CHALLENGE = 16,
3570 /* 17-31 reserved for challenge text extension */
3571 WLAN_EID_PWR_CONSTRAINT = 32,
3572 WLAN_EID_PWR_CAPABILITY = 33,
3573 WLAN_EID_TPC_REQUEST = 34,
3574 WLAN_EID_TPC_REPORT = 35,
3575 WLAN_EID_SUPPORTED_CHANNELS = 36,
3576 WLAN_EID_CHANNEL_SWITCH = 37,
3577 WLAN_EID_MEASURE_REQUEST = 38,
3578 WLAN_EID_MEASURE_REPORT = 39,
3579 WLAN_EID_QUIET = 40,
3580 WLAN_EID_IBSS_DFS = 41,
3581 WLAN_EID_ERP_INFO = 42,
3582 WLAN_EID_TS_DELAY = 43,
3583 WLAN_EID_TCLAS_PROCESSING = 44,
3584 WLAN_EID_HT_CAPABILITY = 45,
3585 WLAN_EID_QOS_CAPA = 46,
3586 /* 47 reserved for Broadcom */
3588 WLAN_EID_802_15_COEX = 49,
3589 WLAN_EID_EXT_SUPP_RATES = 50,
3590 WLAN_EID_AP_CHAN_REPORT = 51,
3591 WLAN_EID_NEIGHBOR_REPORT = 52,
3593 WLAN_EID_MOBILITY_DOMAIN = 54,
3594 WLAN_EID_FAST_BSS_TRANSITION = 55,
3595 WLAN_EID_TIMEOUT_INTERVAL = 56,
3596 WLAN_EID_RIC_DATA = 57,
3597 WLAN_EID_DSE_REGISTERED_LOCATION = 58,
3598 WLAN_EID_SUPPORTED_REGULATORY_CLASSES = 59,
3599 WLAN_EID_EXT_CHANSWITCH_ANN = 60,
3600 WLAN_EID_HT_OPERATION = 61,
3601 WLAN_EID_SECONDARY_CHANNEL_OFFSET = 62,
3602 WLAN_EID_BSS_AVG_ACCESS_DELAY = 63,
3603 WLAN_EID_ANTENNA_INFO = 64,
3605 WLAN_EID_MEASUREMENT_PILOT_TX_INFO = 66,
3606 WLAN_EID_BSS_AVAILABLE_CAPACITY = 67,
3607 WLAN_EID_BSS_AC_ACCESS_DELAY = 68,
3608 WLAN_EID_TIME_ADVERTISEMENT = 69,
3609 WLAN_EID_RRM_ENABLED_CAPABILITIES = 70,
3610 WLAN_EID_MULTIPLE_BSSID = 71,
3611 WLAN_EID_BSS_COEX_2040 = 72,
3612 WLAN_EID_BSS_INTOLERANT_CHL_REPORT = 73,
3613 WLAN_EID_OVERLAP_BSS_SCAN_PARAM = 74,
3614 WLAN_EID_RIC_DESCRIPTOR = 75,
3616 WLAN_EID_ASSOC_COMEBACK_TIME = 77,
3617 WLAN_EID_EVENT_REQUEST = 78,
3618 WLAN_EID_EVENT_REPORT = 79,
3619 WLAN_EID_DIAGNOSTIC_REQUEST = 80,
3620 WLAN_EID_DIAGNOSTIC_REPORT = 81,
3621 WLAN_EID_LOCATION_PARAMS = 82,
3622 WLAN_EID_NON_TX_BSSID_CAP = 83,
3623 WLAN_EID_SSID_LIST = 84,
3624 WLAN_EID_MULTI_BSSID_IDX = 85,
3625 WLAN_EID_FMS_DESCRIPTOR = 86,
3626 WLAN_EID_FMS_REQUEST = 87,
3627 WLAN_EID_FMS_RESPONSE = 88,
3628 WLAN_EID_QOS_TRAFFIC_CAPA = 89,
3629 WLAN_EID_BSS_MAX_IDLE_PERIOD = 90,
3630 WLAN_EID_TSF_REQUEST = 91,
3631 WLAN_EID_TSF_RESPOSNE = 92,
3632 WLAN_EID_WNM_SLEEP_MODE = 93,
3633 WLAN_EID_TIM_BCAST_REQ = 94,
3634 WLAN_EID_TIM_BCAST_RESP = 95,
3635 WLAN_EID_COLL_IF_REPORT = 96,
3636 WLAN_EID_CHANNEL_USAGE = 97,
3637 WLAN_EID_TIME_ZONE = 98,
3638 WLAN_EID_DMS_REQUEST = 99,
3639 WLAN_EID_DMS_RESPONSE = 100,
3640 WLAN_EID_LINK_ID = 101,
3641 WLAN_EID_WAKEUP_SCHEDUL = 102,
3643 WLAN_EID_CHAN_SWITCH_TIMING = 104,
3644 WLAN_EID_PTI_CONTROL = 105,
3645 WLAN_EID_PU_BUFFER_STATUS = 106,
3646 WLAN_EID_INTERWORKING = 107,
3647 WLAN_EID_ADVERTISEMENT_PROTOCOL = 108,
3648 WLAN_EID_EXPEDITED_BW_REQ = 109,
3649 WLAN_EID_QOS_MAP_SET = 110,
3650 WLAN_EID_ROAMING_CONSORTIUM = 111,
3651 WLAN_EID_EMERGENCY_ALERT = 112,
3652 WLAN_EID_MESH_CONFIG = 113,
3653 WLAN_EID_MESH_ID = 114,
3654 WLAN_EID_LINK_METRIC_REPORT = 115,
3655 WLAN_EID_CONGESTION_NOTIFICATION = 116,
3656 WLAN_EID_PEER_MGMT = 117,
3657 WLAN_EID_CHAN_SWITCH_PARAM = 118,
3658 WLAN_EID_MESH_AWAKE_WINDOW = 119,
3659 WLAN_EID_BEACON_TIMING = 120,
3660 WLAN_EID_MCCAOP_SETUP_REQ = 121,
3661 WLAN_EID_MCCAOP_SETUP_RESP = 122,
3662 WLAN_EID_MCCAOP_ADVERT = 123,
3663 WLAN_EID_MCCAOP_TEARDOWN = 124,
3664 WLAN_EID_GANN = 125,
3665 WLAN_EID_RANN = 126,
3666 WLAN_EID_EXT_CAPABILITY = 127,
3667 /* 128, 129 reserved for Agere */
3668 WLAN_EID_PREQ = 130,
3669 WLAN_EID_PREP = 131,
3670 WLAN_EID_PERR = 132,
3671 /* 133-136 reserved for Cisco */
3673 WLAN_EID_PXUC = 138,
3674 WLAN_EID_AUTH_MESH_PEER_EXCH = 139,
3676 WLAN_EID_DESTINATION_URI = 141,
3677 WLAN_EID_UAPSD_COEX = 142,
3678 WLAN_EID_WAKEUP_SCHEDULE = 143,
3679 WLAN_EID_EXT_SCHEDULE = 144,
3680 WLAN_EID_STA_AVAILABILITY = 145,
3681 WLAN_EID_DMG_TSPEC = 146,
3682 WLAN_EID_DMG_AT = 147,
3683 WLAN_EID_DMG_CAP = 148,
3684 /* 149 reserved for Cisco */
3685 WLAN_EID_CISCO_VENDOR_SPECIFIC = 150,
3686 WLAN_EID_DMG_OPERATION = 151,
3687 WLAN_EID_DMG_BSS_PARAM_CHANGE = 152,
3688 WLAN_EID_DMG_BEAM_REFINEMENT = 153,
3689 WLAN_EID_CHANNEL_MEASURE_FEEDBACK = 154,
3690 /* 155-156 reserved for Cisco */
3691 WLAN_EID_AWAKE_WINDOW = 157,
3692 WLAN_EID_MULTI_BAND = 158,
3693 WLAN_EID_ADDBA_EXT = 159,
3694 WLAN_EID_NEXT_PCP_LIST = 160,
3695 WLAN_EID_PCP_HANDOVER = 161,
3696 WLAN_EID_DMG_LINK_MARGIN = 162,
3697 WLAN_EID_SWITCHING_STREAM = 163,
3698 WLAN_EID_SESSION_TRANSITION = 164,
3699 WLAN_EID_DYN_TONE_PAIRING_REPORT = 165,
3700 WLAN_EID_CLUSTER_REPORT = 166,
3701 WLAN_EID_RELAY_CAP = 167,
3702 WLAN_EID_RELAY_XFER_PARAM_SET = 168,
3703 WLAN_EID_BEAM_LINK_MAINT = 169,
3704 WLAN_EID_MULTIPLE_MAC_ADDR = 170,
3705 WLAN_EID_U_PID = 171,
3706 WLAN_EID_DMG_LINK_ADAPT_ACK = 172,
3707 /* 173 reserved for Symbol */
3708 WLAN_EID_MCCAOP_ADV_OVERVIEW = 174,
3709 WLAN_EID_QUIET_PERIOD_REQ = 175,
3710 /* 176 reserved for Symbol */
3711 WLAN_EID_QUIET_PERIOD_RESP = 177,
3712 /* 178-179 reserved for Symbol */
3713 /* 180 reserved for ISO/IEC 20011 */
3714 WLAN_EID_EPAC_POLICY = 182,
3715 WLAN_EID_CLISTER_TIME_OFF = 183,
3716 WLAN_EID_INTER_AC_PRIO = 184,
3717 WLAN_EID_SCS_DESCRIPTOR = 185,
3718 WLAN_EID_QLOAD_REPORT = 186,
3719 WLAN_EID_HCCA_TXOP_UPDATE_COUNT = 187,
3720 WLAN_EID_HL_STREAM_ID = 188,
3721 WLAN_EID_GCR_GROUP_ADDR = 189,
3722 WLAN_EID_ANTENNA_SECTOR_ID_PATTERN = 190,
3723 WLAN_EID_VHT_CAPABILITY = 191,
3724 WLAN_EID_VHT_OPERATION = 192,
3725 WLAN_EID_EXTENDED_BSS_LOAD = 193,
3726 WLAN_EID_WIDE_BW_CHANNEL_SWITCH = 194,
3727 WLAN_EID_TX_POWER_ENVELOPE = 195,
3728 WLAN_EID_CHANNEL_SWITCH_WRAPPER = 196,
3730 WLAN_EID_QUIET_CHANNEL = 198,
3731 WLAN_EID_OPMODE_NOTIF = 199,
3733 WLAN_EID_REDUCED_NEIGHBOR_REPORT = 201,
3735 WLAN_EID_AID_REQUEST = 210,
3736 WLAN_EID_AID_RESPONSE = 211,
3737 WLAN_EID_S1G_BCN_COMPAT = 213,
3738 WLAN_EID_S1G_SHORT_BCN_INTERVAL = 214,
3739 WLAN_EID_S1G_TWT = 216,
3740 WLAN_EID_S1G_CAPABILITIES = 217,
3741 WLAN_EID_VENDOR_SPECIFIC = 221,
3742 WLAN_EID_QOS_PARAMETER = 222,
3743 WLAN_EID_S1G_OPERATION = 232,
3744 WLAN_EID_CAG_NUMBER = 237,
3745 WLAN_EID_AP_CSN = 239,
3746 WLAN_EID_FILS_INDICATION = 240,
3747 WLAN_EID_DILS = 241,
3748 WLAN_EID_FRAGMENT = 242,
3749 WLAN_EID_RSNX = 244,
3750 WLAN_EID_EXTENSION = 255
3753 /* Element ID Extensions for Element ID 255 */
3754 enum ieee80211_eid_ext {
3755 WLAN_EID_EXT_ASSOC_DELAY_INFO = 1,
3756 WLAN_EID_EXT_FILS_REQ_PARAMS = 2,
3757 WLAN_EID_EXT_FILS_KEY_CONFIRM = 3,
3758 WLAN_EID_EXT_FILS_SESSION = 4,
3759 WLAN_EID_EXT_FILS_HLP_CONTAINER = 5,
3760 WLAN_EID_EXT_FILS_IP_ADDR_ASSIGN = 6,
3761 WLAN_EID_EXT_KEY_DELIVERY = 7,
3762 WLAN_EID_EXT_FILS_WRAPPED_DATA = 8,
3763 WLAN_EID_EXT_FILS_PUBLIC_KEY = 12,
3764 WLAN_EID_EXT_FILS_NONCE = 13,
3765 WLAN_EID_EXT_FUTURE_CHAN_GUIDANCE = 14,
3766 WLAN_EID_EXT_HE_CAPABILITY = 35,
3767 WLAN_EID_EXT_HE_OPERATION = 36,
3768 WLAN_EID_EXT_UORA = 37,
3769 WLAN_EID_EXT_HE_MU_EDCA = 38,
3770 WLAN_EID_EXT_HE_SPR = 39,
3771 WLAN_EID_EXT_NDP_FEEDBACK_REPORT_PARAMSET = 41,
3772 WLAN_EID_EXT_BSS_COLOR_CHG_ANN = 42,
3773 WLAN_EID_EXT_QUIET_TIME_PERIOD_SETUP = 43,
3774 WLAN_EID_EXT_ESS_REPORT = 45,
3775 WLAN_EID_EXT_OPS = 46,
3776 WLAN_EID_EXT_HE_BSS_LOAD = 47,
3777 WLAN_EID_EXT_MAX_CHANNEL_SWITCH_TIME = 52,
3778 WLAN_EID_EXT_MULTIPLE_BSSID_CONFIGURATION = 55,
3779 WLAN_EID_EXT_NON_INHERITANCE = 56,
3780 WLAN_EID_EXT_KNOWN_BSSID = 57,
3781 WLAN_EID_EXT_SHORT_SSID_LIST = 58,
3782 WLAN_EID_EXT_HE_6GHZ_CAPA = 59,
3783 WLAN_EID_EXT_UL_MU_POWER_CAPA = 60,
3784 WLAN_EID_EXT_EHT_OPERATION = 106,
3785 WLAN_EID_EXT_EHT_MULTI_LINK = 107,
3786 WLAN_EID_EXT_EHT_CAPABILITY = 108,
3787 WLAN_EID_EXT_TID_TO_LINK_MAPPING = 109,
3788 WLAN_EID_EXT_BANDWIDTH_INDICATION = 135,
3791 /* Action category code */
3792 enum ieee80211_category {
3793 WLAN_CATEGORY_SPECTRUM_MGMT = 0,
3794 WLAN_CATEGORY_QOS = 1,
3795 WLAN_CATEGORY_DLS = 2,
3796 WLAN_CATEGORY_BACK = 3,
3797 WLAN_CATEGORY_PUBLIC = 4,
3798 WLAN_CATEGORY_RADIO_MEASUREMENT = 5,
3799 WLAN_CATEGORY_FAST_BBS_TRANSITION = 6,
3800 WLAN_CATEGORY_HT = 7,
3801 WLAN_CATEGORY_SA_QUERY = 8,
3802 WLAN_CATEGORY_PROTECTED_DUAL_OF_ACTION = 9,
3803 WLAN_CATEGORY_WNM = 10,
3804 WLAN_CATEGORY_WNM_UNPROTECTED = 11,
3805 WLAN_CATEGORY_TDLS = 12,
3806 WLAN_CATEGORY_MESH_ACTION = 13,
3807 WLAN_CATEGORY_MULTIHOP_ACTION = 14,
3808 WLAN_CATEGORY_SELF_PROTECTED = 15,
3809 WLAN_CATEGORY_DMG = 16,
3810 WLAN_CATEGORY_WMM = 17,
3811 WLAN_CATEGORY_FST = 18,
3812 WLAN_CATEGORY_UNPROT_DMG = 20,
3813 WLAN_CATEGORY_VHT = 21,
3814 WLAN_CATEGORY_S1G = 22,
3815 WLAN_CATEGORY_PROTECTED_EHT = 37,
3816 WLAN_CATEGORY_VENDOR_SPECIFIC_PROTECTED = 126,
3817 WLAN_CATEGORY_VENDOR_SPECIFIC = 127,
3820 /* SPECTRUM_MGMT action code */
3821 enum ieee80211_spectrum_mgmt_actioncode {
3822 WLAN_ACTION_SPCT_MSR_REQ = 0,
3823 WLAN_ACTION_SPCT_MSR_RPRT = 1,
3824 WLAN_ACTION_SPCT_TPC_REQ = 2,
3825 WLAN_ACTION_SPCT_TPC_RPRT = 3,
3826 WLAN_ACTION_SPCT_CHL_SWITCH = 4,
3829 /* HT action codes */
3830 enum ieee80211_ht_actioncode {
3831 WLAN_HT_ACTION_NOTIFY_CHANWIDTH = 0,
3832 WLAN_HT_ACTION_SMPS = 1,
3833 WLAN_HT_ACTION_PSMP = 2,
3834 WLAN_HT_ACTION_PCO_PHASE = 3,
3835 WLAN_HT_ACTION_CSI = 4,
3836 WLAN_HT_ACTION_NONCOMPRESSED_BF = 5,
3837 WLAN_HT_ACTION_COMPRESSED_BF = 6,
3838 WLAN_HT_ACTION_ASEL_IDX_FEEDBACK = 7,
3841 /* VHT action codes */
3842 enum ieee80211_vht_actioncode {
3843 WLAN_VHT_ACTION_COMPRESSED_BF = 0,
3844 WLAN_VHT_ACTION_GROUPID_MGMT = 1,
3845 WLAN_VHT_ACTION_OPMODE_NOTIF = 2,
3848 /* Self Protected Action codes */
3849 enum ieee80211_self_protected_actioncode {
3850 WLAN_SP_RESERVED = 0,
3851 WLAN_SP_MESH_PEERING_OPEN = 1,
3852 WLAN_SP_MESH_PEERING_CONFIRM = 2,
3853 WLAN_SP_MESH_PEERING_CLOSE = 3,
3854 WLAN_SP_MGK_INFORM = 4,
3855 WLAN_SP_MGK_ACK = 5,
3858 /* Mesh action codes */
3859 enum ieee80211_mesh_actioncode {
3860 WLAN_MESH_ACTION_LINK_METRIC_REPORT,
3861 WLAN_MESH_ACTION_HWMP_PATH_SELECTION,
3862 WLAN_MESH_ACTION_GATE_ANNOUNCEMENT,
3863 WLAN_MESH_ACTION_CONGESTION_CONTROL_NOTIFICATION,
3864 WLAN_MESH_ACTION_MCCA_SETUP_REQUEST,
3865 WLAN_MESH_ACTION_MCCA_SETUP_REPLY,
3866 WLAN_MESH_ACTION_MCCA_ADVERTISEMENT_REQUEST,
3867 WLAN_MESH_ACTION_MCCA_ADVERTISEMENT,
3868 WLAN_MESH_ACTION_MCCA_TEARDOWN,
3869 WLAN_MESH_ACTION_TBTT_ADJUSTMENT_REQUEST,
3870 WLAN_MESH_ACTION_TBTT_ADJUSTMENT_RESPONSE,
3873 /* Unprotected WNM action codes */
3874 enum ieee80211_unprotected_wnm_actioncode {
3875 WLAN_UNPROTECTED_WNM_ACTION_TIM = 0,
3876 WLAN_UNPROTECTED_WNM_ACTION_TIMING_MEASUREMENT_RESPONSE = 1,
3879 /* Protected EHT action codes */
3880 enum ieee80211_protected_eht_actioncode {
3881 WLAN_PROTECTED_EHT_ACTION_TTLM_REQ = 0,
3882 WLAN_PROTECTED_EHT_ACTION_TTLM_RES = 1,
3883 WLAN_PROTECTED_EHT_ACTION_TTLM_TEARDOWN = 2,
3886 /* Security key length */
3887 enum ieee80211_key_len {
3888 WLAN_KEY_LEN_WEP40 = 5,
3889 WLAN_KEY_LEN_WEP104 = 13,
3890 WLAN_KEY_LEN_CCMP = 16,
3891 WLAN_KEY_LEN_CCMP_256 = 32,
3892 WLAN_KEY_LEN_TKIP = 32,
3893 WLAN_KEY_LEN_AES_CMAC = 16,
3894 WLAN_KEY_LEN_SMS4 = 32,
3895 WLAN_KEY_LEN_GCMP = 16,
3896 WLAN_KEY_LEN_GCMP_256 = 32,
3897 WLAN_KEY_LEN_BIP_CMAC_256 = 32,
3898 WLAN_KEY_LEN_BIP_GMAC_128 = 16,
3899 WLAN_KEY_LEN_BIP_GMAC_256 = 32,
3902 enum ieee80211_s1g_actioncode {
3903 WLAN_S1G_AID_SWITCH_REQUEST,
3904 WLAN_S1G_AID_SWITCH_RESPONSE,
3905 WLAN_S1G_SYNC_CONTROL,
3906 WLAN_S1G_STA_INFO_ANNOUNCE,
3907 WLAN_S1G_EDCA_PARAM_SET,
3908 WLAN_S1G_EL_OPERATION,
3910 WLAN_S1G_TWT_TEARDOWN,
3911 WLAN_S1G_SECT_GROUP_ID_LIST,
3912 WLAN_S1G_SECT_ID_FEEDBACK,
3913 WLAN_S1G_TWT_INFORMATION = 11,
3916 #define IEEE80211_WEP_IV_LEN 4
3917 #define IEEE80211_WEP_ICV_LEN 4
3918 #define IEEE80211_CCMP_HDR_LEN 8
3919 #define IEEE80211_CCMP_MIC_LEN 8
3920 #define IEEE80211_CCMP_PN_LEN 6
3921 #define IEEE80211_CCMP_256_HDR_LEN 8
3922 #define IEEE80211_CCMP_256_MIC_LEN 16
3923 #define IEEE80211_CCMP_256_PN_LEN 6
3924 #define IEEE80211_TKIP_IV_LEN 8
3925 #define IEEE80211_TKIP_ICV_LEN 4
3926 #define IEEE80211_CMAC_PN_LEN 6
3927 #define IEEE80211_GMAC_PN_LEN 6
3928 #define IEEE80211_GCMP_HDR_LEN 8
3929 #define IEEE80211_GCMP_MIC_LEN 16
3930 #define IEEE80211_GCMP_PN_LEN 6
3932 #define FILS_NONCE_LEN 16
3933 #define FILS_MAX_KEK_LEN 64
3935 #define FILS_ERP_MAX_USERNAME_LEN 16
3936 #define FILS_ERP_MAX_REALM_LEN 253
3937 #define FILS_ERP_MAX_RRK_LEN 64
3939 #define PMK_MAX_LEN 64
3940 #define SAE_PASSWORD_MAX_LEN 128
3942 /* Public action codes (IEEE Std 802.11-2016, 9.6.8.1, Table 9-307) */
3943 enum ieee80211_pub_actioncode {
3944 WLAN_PUB_ACTION_20_40_BSS_COEX = 0,
3945 WLAN_PUB_ACTION_DSE_ENABLEMENT = 1,
3946 WLAN_PUB_ACTION_DSE_DEENABLEMENT = 2,
3947 WLAN_PUB_ACTION_DSE_REG_LOC_ANN = 3,
3948 WLAN_PUB_ACTION_EXT_CHANSW_ANN = 4,
3949 WLAN_PUB_ACTION_DSE_MSMT_REQ = 5,
3950 WLAN_PUB_ACTION_DSE_MSMT_RESP = 6,
3951 WLAN_PUB_ACTION_MSMT_PILOT = 7,
3952 WLAN_PUB_ACTION_DSE_PC = 8,
3953 WLAN_PUB_ACTION_VENDOR_SPECIFIC = 9,
3954 WLAN_PUB_ACTION_GAS_INITIAL_REQ = 10,
3955 WLAN_PUB_ACTION_GAS_INITIAL_RESP = 11,
3956 WLAN_PUB_ACTION_GAS_COMEBACK_REQ = 12,
3957 WLAN_PUB_ACTION_GAS_COMEBACK_RESP = 13,
3958 WLAN_PUB_ACTION_TDLS_DISCOVER_RES = 14,
3959 WLAN_PUB_ACTION_LOC_TRACK_NOTI = 15,
3960 WLAN_PUB_ACTION_QAB_REQUEST_FRAME = 16,
3961 WLAN_PUB_ACTION_QAB_RESPONSE_FRAME = 17,
3962 WLAN_PUB_ACTION_QMF_POLICY = 18,
3963 WLAN_PUB_ACTION_QMF_POLICY_CHANGE = 19,
3964 WLAN_PUB_ACTION_QLOAD_REQUEST = 20,
3965 WLAN_PUB_ACTION_QLOAD_REPORT = 21,
3966 WLAN_PUB_ACTION_HCCA_TXOP_ADVERT = 22,
3967 WLAN_PUB_ACTION_HCCA_TXOP_RESPONSE = 23,
3968 WLAN_PUB_ACTION_PUBLIC_KEY = 24,
3969 WLAN_PUB_ACTION_CHANNEL_AVAIL_QUERY = 25,
3970 WLAN_PUB_ACTION_CHANNEL_SCHEDULE_MGMT = 26,
3971 WLAN_PUB_ACTION_CONTACT_VERI_SIGNAL = 27,
3972 WLAN_PUB_ACTION_GDD_ENABLEMENT_REQ = 28,
3973 WLAN_PUB_ACTION_GDD_ENABLEMENT_RESP = 29,
3974 WLAN_PUB_ACTION_NETWORK_CHANNEL_CONTROL = 30,
3975 WLAN_PUB_ACTION_WHITE_SPACE_MAP_ANN = 31,
3976 WLAN_PUB_ACTION_FTM_REQUEST = 32,
3977 WLAN_PUB_ACTION_FTM_RESPONSE = 33,
3978 WLAN_PUB_ACTION_FILS_DISCOVERY = 34,
3981 /* TDLS action codes */
3982 enum ieee80211_tdls_actioncode {
3983 WLAN_TDLS_SETUP_REQUEST = 0,
3984 WLAN_TDLS_SETUP_RESPONSE = 1,
3985 WLAN_TDLS_SETUP_CONFIRM = 2,
3986 WLAN_TDLS_TEARDOWN = 3,
3987 WLAN_TDLS_PEER_TRAFFIC_INDICATION = 4,
3988 WLAN_TDLS_CHANNEL_SWITCH_REQUEST = 5,
3989 WLAN_TDLS_CHANNEL_SWITCH_RESPONSE = 6,
3990 WLAN_TDLS_PEER_PSM_REQUEST = 7,
3991 WLAN_TDLS_PEER_PSM_RESPONSE = 8,
3992 WLAN_TDLS_PEER_TRAFFIC_RESPONSE = 9,
3993 WLAN_TDLS_DISCOVERY_REQUEST = 10,
3996 /* Extended Channel Switching capability to be set in the 1st byte of
3997 * the @WLAN_EID_EXT_CAPABILITY information element
3999 #define WLAN_EXT_CAPA1_EXT_CHANNEL_SWITCHING BIT(2)
4001 /* Multiple BSSID capability is set in the 6th bit of 3rd byte of the
4002 * @WLAN_EID_EXT_CAPABILITY information element
4004 #define WLAN_EXT_CAPA3_MULTI_BSSID_SUPPORT BIT(6)
4006 /* Timing Measurement protocol for time sync is set in the 7th bit of 3rd byte
4007 * of the @WLAN_EID_EXT_CAPABILITY information element
4009 #define WLAN_EXT_CAPA3_TIMING_MEASUREMENT_SUPPORT BIT(7)
4011 /* TDLS capabilities in the 4th byte of @WLAN_EID_EXT_CAPABILITY */
4012 #define WLAN_EXT_CAPA4_TDLS_BUFFER_STA BIT(4)
4013 #define WLAN_EXT_CAPA4_TDLS_PEER_PSM BIT(5)
4014 #define WLAN_EXT_CAPA4_TDLS_CHAN_SWITCH BIT(6)
4016 /* Interworking capabilities are set in 7th bit of 4th byte of the
4017 * @WLAN_EID_EXT_CAPABILITY information element
4019 #define WLAN_EXT_CAPA4_INTERWORKING_ENABLED BIT(7)
4022 * TDLS capabililites to be enabled in the 5th byte of the
4023 * @WLAN_EID_EXT_CAPABILITY information element
4025 #define WLAN_EXT_CAPA5_TDLS_ENABLED BIT(5)
4026 #define WLAN_EXT_CAPA5_TDLS_PROHIBITED BIT(6)
4027 #define WLAN_EXT_CAPA5_TDLS_CH_SW_PROHIBITED BIT(7)
4029 #define WLAN_EXT_CAPA8_TDLS_WIDE_BW_ENABLED BIT(5)
4030 #define WLAN_EXT_CAPA8_OPMODE_NOTIF BIT(6)
4032 /* Defines the maximal number of MSDUs in an A-MSDU. */
4033 #define WLAN_EXT_CAPA8_MAX_MSDU_IN_AMSDU_LSB BIT(7)
4034 #define WLAN_EXT_CAPA9_MAX_MSDU_IN_AMSDU_MSB BIT(0)
4037 * Fine Timing Measurement Initiator - bit 71 of @WLAN_EID_EXT_CAPABILITY
4038 * information element
4040 #define WLAN_EXT_CAPA9_FTM_INITIATOR BIT(7)
4042 /* Defines support for TWT Requester and TWT Responder */
4043 #define WLAN_EXT_CAPA10_TWT_REQUESTER_SUPPORT BIT(5)
4044 #define WLAN_EXT_CAPA10_TWT_RESPONDER_SUPPORT BIT(6)
4047 * When set, indicates that the AP is able to tolerate 26-tone RU UL
4048 * OFDMA transmissions using HE TB PPDU from OBSS (not falsely classify the
4049 * 26-tone RU UL OFDMA transmissions as radar pulses).
4051 #define WLAN_EXT_CAPA10_OBSS_NARROW_BW_RU_TOLERANCE_SUPPORT BIT(7)
4053 /* Defines support for enhanced multi-bssid advertisement*/
4054 #define WLAN_EXT_CAPA11_EMA_SUPPORT BIT(3)
4056 /* TDLS specific payload type in the LLC/SNAP header */
4057 #define WLAN_TDLS_SNAP_RFTYPE 0x2
4059 /* BSS Coex IE information field bits */
4060 #define WLAN_BSS_COEX_INFORMATION_REQUEST BIT(0)
4063 * enum ieee80211_mesh_sync_method - mesh synchronization method identifier
4065 * @IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET: the default synchronization method
4066 * @IEEE80211_SYNC_METHOD_VENDOR: a vendor specific synchronization method
4067 * that will be specified in a vendor specific information element
4069 enum ieee80211_mesh_sync_method {
4070 IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET = 1,
4071 IEEE80211_SYNC_METHOD_VENDOR = 255,
4075 * enum ieee80211_mesh_path_protocol - mesh path selection protocol identifier
4077 * @IEEE80211_PATH_PROTOCOL_HWMP: the default path selection protocol
4078 * @IEEE80211_PATH_PROTOCOL_VENDOR: a vendor specific protocol that will
4079 * be specified in a vendor specific information element
4081 enum ieee80211_mesh_path_protocol {
4082 IEEE80211_PATH_PROTOCOL_HWMP = 1,
4083 IEEE80211_PATH_PROTOCOL_VENDOR = 255,
4087 * enum ieee80211_mesh_path_metric - mesh path selection metric identifier
4089 * @IEEE80211_PATH_METRIC_AIRTIME: the default path selection metric
4090 * @IEEE80211_PATH_METRIC_VENDOR: a vendor specific metric that will be
4091 * specified in a vendor specific information element
4093 enum ieee80211_mesh_path_metric {
4094 IEEE80211_PATH_METRIC_AIRTIME = 1,
4095 IEEE80211_PATH_METRIC_VENDOR = 255,
4099 * enum ieee80211_root_mode_identifier - root mesh STA mode identifier
4101 * These attribute are used by dot11MeshHWMPRootMode to set root mesh STA mode
4103 * @IEEE80211_ROOTMODE_NO_ROOT: the mesh STA is not a root mesh STA (default)
4104 * @IEEE80211_ROOTMODE_ROOT: the mesh STA is a root mesh STA if greater than
4106 * @IEEE80211_PROACTIVE_PREQ_NO_PREP: the mesh STA is a root mesh STA supports
4107 * the proactive PREQ with proactive PREP subfield set to 0
4108 * @IEEE80211_PROACTIVE_PREQ_WITH_PREP: the mesh STA is a root mesh STA
4109 * supports the proactive PREQ with proactive PREP subfield set to 1
4110 * @IEEE80211_PROACTIVE_RANN: the mesh STA is a root mesh STA supports
4111 * the proactive RANN
4113 enum ieee80211_root_mode_identifier {
4114 IEEE80211_ROOTMODE_NO_ROOT = 0,
4115 IEEE80211_ROOTMODE_ROOT = 1,
4116 IEEE80211_PROACTIVE_PREQ_NO_PREP = 2,
4117 IEEE80211_PROACTIVE_PREQ_WITH_PREP = 3,
4118 IEEE80211_PROACTIVE_RANN = 4,
4122 * IEEE 802.11-2007 7.3.2.9 Country information element
4124 * Minimum length is 8 octets, ie len must be evenly
4128 /* Although the spec says 8 I'm seeing 6 in practice */
4129 #define IEEE80211_COUNTRY_IE_MIN_LEN 6
4131 /* The Country String field of the element shall be 3 octets in length */
4132 #define IEEE80211_COUNTRY_STRING_LEN 3
4135 * For regulatory extension stuff see IEEE 802.11-2007
4136 * Annex I (page 1141) and Annex J (page 1147). Also
4139 * When dot11RegulatoryClassesRequired is true and the
4140 * first_channel/reg_extension_id is >= 201 then the IE
4141 * compromises of the 'ext' struct represented below:
4143 * - Regulatory extension ID - when generating IE this just needs
4144 * to be monotonically increasing for each triplet passed in
4146 * - Regulatory class - index into set of rules
4147 * - Coverage class - index into air propagation time (Table 7-27),
4148 * in microseconds, you can compute the air propagation time from
4149 * the index by multiplying by 3, so index 10 yields a propagation
4150 * of 10 us. Valid values are 0-31, values 32-255 are not defined
4151 * yet. A value of 0 inicates air propagation of <= 1 us.
4153 * See also Table I.2 for Emission limit sets and table
4154 * I.3 for Behavior limit sets. Table J.1 indicates how to map
4155 * a reg_class to an emission limit set and behavior limit set.
4157 #define IEEE80211_COUNTRY_EXTENSION_ID 201
4160 * Channels numbers in the IE must be monotonically increasing
4161 * if dot11RegulatoryClassesRequired is not true.
4163 * If dot11RegulatoryClassesRequired is true consecutive
4164 * subband triplets following a regulatory triplet shall
4165 * have monotonically increasing first_channel number fields.
4167 * Channel numbers shall not overlap.
4169 * Note that max_power is signed.
4171 struct ieee80211_country_ie_triplet {
4179 u8 reg_extension_id;
4186 enum ieee80211_timeout_interval_type {
4187 WLAN_TIMEOUT_REASSOC_DEADLINE = 1 /* 802.11r */,
4188 WLAN_TIMEOUT_KEY_LIFETIME = 2 /* 802.11r */,
4189 WLAN_TIMEOUT_ASSOC_COMEBACK = 3 /* 802.11w */,
4193 * struct ieee80211_timeout_interval_ie - Timeout Interval element
4194 * @type: type, see &enum ieee80211_timeout_interval_type
4195 * @value: timeout interval value
4197 struct ieee80211_timeout_interval_ie {
4203 * enum ieee80211_idle_options - BSS idle options
4204 * @WLAN_IDLE_OPTIONS_PROTECTED_KEEP_ALIVE: the station should send an RSN
4205 * protected frame to the AP to reset the idle timer at the AP for
4208 enum ieee80211_idle_options {
4209 WLAN_IDLE_OPTIONS_PROTECTED_KEEP_ALIVE = BIT(0),
4213 * struct ieee80211_bss_max_idle_period_ie - BSS max idle period element struct
4215 * This structure refers to "BSS Max idle period element"
4217 * @max_idle_period: indicates the time period during which a station can
4218 * refrain from transmitting frames to its associated AP without being
4219 * disassociated. In units of 1000 TUs.
4220 * @idle_options: indicates the options associated with the BSS idle capability
4221 * as specified in &enum ieee80211_idle_options.
4223 struct ieee80211_bss_max_idle_period_ie {
4224 __le16 max_idle_period;
4228 /* BACK action code */
4229 enum ieee80211_back_actioncode {
4230 WLAN_ACTION_ADDBA_REQ = 0,
4231 WLAN_ACTION_ADDBA_RESP = 1,
4232 WLAN_ACTION_DELBA = 2,
4235 /* BACK (block-ack) parties */
4236 enum ieee80211_back_parties {
4237 WLAN_BACK_RECIPIENT = 0,
4238 WLAN_BACK_INITIATOR = 1,
4241 /* SA Query action */
4242 enum ieee80211_sa_query_action {
4243 WLAN_ACTION_SA_QUERY_REQUEST = 0,
4244 WLAN_ACTION_SA_QUERY_RESPONSE = 1,
4248 * struct ieee80211_bssid_index - multiple BSSID index element structure
4250 * This structure refers to "Multiple BSSID-index element"
4252 * @bssid_index: BSSID index
4253 * @dtim_period: optional, overrides transmitted BSS dtim period
4254 * @dtim_count: optional, overrides transmitted BSS dtim count
4256 struct ieee80211_bssid_index {
4263 * struct ieee80211_multiple_bssid_configuration - multiple BSSID configuration
4266 * This structure refers to "Multiple BSSID Configuration element"
4268 * @bssid_count: total number of active BSSIDs in the set
4269 * @profile_periodicity: the least number of beacon frames need to be received
4270 * in order to discover all the nontransmitted BSSIDs in the set.
4272 struct ieee80211_multiple_bssid_configuration {
4274 u8 profile_periodicity;
4277 #define SUITE(oui, id) (((oui) << 8) | (id))
4279 /* cipher suite selectors */
4280 #define WLAN_CIPHER_SUITE_USE_GROUP SUITE(0x000FAC, 0)
4281 #define WLAN_CIPHER_SUITE_WEP40 SUITE(0x000FAC, 1)
4282 #define WLAN_CIPHER_SUITE_TKIP SUITE(0x000FAC, 2)
4283 /* reserved: SUITE(0x000FAC, 3) */
4284 #define WLAN_CIPHER_SUITE_CCMP SUITE(0x000FAC, 4)
4285 #define WLAN_CIPHER_SUITE_WEP104 SUITE(0x000FAC, 5)
4286 #define WLAN_CIPHER_SUITE_AES_CMAC SUITE(0x000FAC, 6)
4287 #define WLAN_CIPHER_SUITE_GCMP SUITE(0x000FAC, 8)
4288 #define WLAN_CIPHER_SUITE_GCMP_256 SUITE(0x000FAC, 9)
4289 #define WLAN_CIPHER_SUITE_CCMP_256 SUITE(0x000FAC, 10)
4290 #define WLAN_CIPHER_SUITE_BIP_GMAC_128 SUITE(0x000FAC, 11)
4291 #define WLAN_CIPHER_SUITE_BIP_GMAC_256 SUITE(0x000FAC, 12)
4292 #define WLAN_CIPHER_SUITE_BIP_CMAC_256 SUITE(0x000FAC, 13)
4294 #define WLAN_CIPHER_SUITE_SMS4 SUITE(0x001472, 1)
4296 /* AKM suite selectors */
4297 #define WLAN_AKM_SUITE_8021X SUITE(0x000FAC, 1)
4298 #define WLAN_AKM_SUITE_PSK SUITE(0x000FAC, 2)
4299 #define WLAN_AKM_SUITE_FT_8021X SUITE(0x000FAC, 3)
4300 #define WLAN_AKM_SUITE_FT_PSK SUITE(0x000FAC, 4)
4301 #define WLAN_AKM_SUITE_8021X_SHA256 SUITE(0x000FAC, 5)
4302 #define WLAN_AKM_SUITE_PSK_SHA256 SUITE(0x000FAC, 6)
4303 #define WLAN_AKM_SUITE_TDLS SUITE(0x000FAC, 7)
4304 #define WLAN_AKM_SUITE_SAE SUITE(0x000FAC, 8)
4305 #define WLAN_AKM_SUITE_FT_OVER_SAE SUITE(0x000FAC, 9)
4306 #define WLAN_AKM_SUITE_AP_PEER_KEY SUITE(0x000FAC, 10)
4307 #define WLAN_AKM_SUITE_8021X_SUITE_B SUITE(0x000FAC, 11)
4308 #define WLAN_AKM_SUITE_8021X_SUITE_B_192 SUITE(0x000FAC, 12)
4309 #define WLAN_AKM_SUITE_FT_8021X_SHA384 SUITE(0x000FAC, 13)
4310 #define WLAN_AKM_SUITE_FILS_SHA256 SUITE(0x000FAC, 14)
4311 #define WLAN_AKM_SUITE_FILS_SHA384 SUITE(0x000FAC, 15)
4312 #define WLAN_AKM_SUITE_FT_FILS_SHA256 SUITE(0x000FAC, 16)
4313 #define WLAN_AKM_SUITE_FT_FILS_SHA384 SUITE(0x000FAC, 17)
4314 #define WLAN_AKM_SUITE_OWE SUITE(0x000FAC, 18)
4315 #define WLAN_AKM_SUITE_FT_PSK_SHA384 SUITE(0x000FAC, 19)
4316 #define WLAN_AKM_SUITE_PSK_SHA384 SUITE(0x000FAC, 20)
4318 #define WLAN_AKM_SUITE_WFA_DPP SUITE(WLAN_OUI_WFA, 2)
4320 #define WLAN_MAX_KEY_LEN 32
4322 #define WLAN_PMK_NAME_LEN 16
4323 #define WLAN_PMKID_LEN 16
4324 #define WLAN_PMK_LEN_EAP_LEAP 16
4325 #define WLAN_PMK_LEN 32
4326 #define WLAN_PMK_LEN_SUITE_B_192 48
4328 #define WLAN_OUI_WFA 0x506f9a
4329 #define WLAN_OUI_TYPE_WFA_P2P 9
4330 #define WLAN_OUI_TYPE_WFA_DPP 0x1A
4331 #define WLAN_OUI_MICROSOFT 0x0050f2
4332 #define WLAN_OUI_TYPE_MICROSOFT_WPA 1
4333 #define WLAN_OUI_TYPE_MICROSOFT_WMM 2
4334 #define WLAN_OUI_TYPE_MICROSOFT_WPS 4
4335 #define WLAN_OUI_TYPE_MICROSOFT_TPC 8
4338 * WMM/802.11e Tspec Element
4340 #define IEEE80211_WMM_IE_TSPEC_TID_MASK 0x0F
4341 #define IEEE80211_WMM_IE_TSPEC_TID_SHIFT 1
4343 enum ieee80211_tspec_status_code {
4344 IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED = 0,
4345 IEEE80211_TSPEC_STATUS_ADDTS_INVAL_PARAMS = 0x1,
4348 struct ieee80211_tspec_ie {
4357 __le16 nominal_msdu;
4359 __le32 min_service_int;
4360 __le32 max_service_int;
4361 __le32 inactivity_int;
4362 __le32 suspension_int;
4363 __le32 service_start_time;
4364 __le32 min_data_rate;
4365 __le32 mean_data_rate;
4366 __le32 peak_data_rate;
4367 __le32 max_burst_size;
4369 __le32 min_phy_rate;
4374 struct ieee80211_he_6ghz_capa {
4375 /* uses IEEE80211_HE_6GHZ_CAP_* below */
4379 /* HE 6 GHz band capabilities */
4380 /* uses enum ieee80211_min_mpdu_spacing values */
4381 #define IEEE80211_HE_6GHZ_CAP_MIN_MPDU_START 0x0007
4382 /* uses enum ieee80211_vht_max_ampdu_length_exp values */
4383 #define IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP 0x0038
4384 /* uses IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_* values */
4385 #define IEEE80211_HE_6GHZ_CAP_MAX_MPDU_LEN 0x00c0
4386 /* WLAN_HT_CAP_SM_PS_* values */
4387 #define IEEE80211_HE_6GHZ_CAP_SM_PS 0x0600
4388 #define IEEE80211_HE_6GHZ_CAP_RD_RESPONDER 0x0800
4389 #define IEEE80211_HE_6GHZ_CAP_RX_ANTPAT_CONS 0x1000
4390 #define IEEE80211_HE_6GHZ_CAP_TX_ANTPAT_CONS 0x2000
4393 * ieee80211_get_qos_ctl - get pointer to qos control bytes
4395 * Return: a pointer to the QoS control field in the frame header
4397 * The qos ctrl bytes come after the frame_control, duration, seq_num
4398 * and 3 or 4 addresses of length ETH_ALEN. Checks frame_control to choose
4399 * between struct ieee80211_qos_hdr_4addr and struct ieee80211_qos_hdr.
4401 static inline u8 *ieee80211_get_qos_ctl(struct ieee80211_hdr *hdr)
4404 struct ieee80211_qos_hdr addr3;
4405 struct ieee80211_qos_hdr_4addr addr4;
4409 if (ieee80211_has_a4(qos->addr3.frame_control))
4410 return (u8 *)&qos->addr4.qos_ctrl;
4412 return (u8 *)&qos->addr3.qos_ctrl;
4416 * ieee80211_get_tid - get qos TID
4418 * Return: the TID from the QoS control field
4420 static inline u8 ieee80211_get_tid(struct ieee80211_hdr *hdr)
4422 u8 *qc = ieee80211_get_qos_ctl(hdr);
4424 return qc[0] & IEEE80211_QOS_CTL_TID_MASK;
4428 * ieee80211_get_SA - get pointer to SA
4430 * Return: a pointer to the source address (SA)
4432 * Given an 802.11 frame, this function returns the offset
4433 * to the source address (SA). It does not verify that the
4434 * header is long enough to contain the address, and the
4435 * header must be long enough to contain the frame control
4438 static inline u8 *ieee80211_get_SA(struct ieee80211_hdr *hdr)
4440 if (ieee80211_has_a4(hdr->frame_control))
4442 if (ieee80211_has_fromds(hdr->frame_control))
4448 * ieee80211_get_DA - get pointer to DA
4450 * Return: a pointer to the destination address (DA)
4452 * Given an 802.11 frame, this function returns the offset
4453 * to the destination address (DA). It does not verify that
4454 * the header is long enough to contain the address, and the
4455 * header must be long enough to contain the frame control
4458 static inline u8 *ieee80211_get_DA(struct ieee80211_hdr *hdr)
4460 if (ieee80211_has_tods(hdr->frame_control))
4467 * ieee80211_is_bufferable_mmpdu - check if frame is bufferable MMPDU
4468 * @skb: the skb to check, starting with the 802.11 header
4469 * Return: whether or not the MMPDU is bufferable
4471 static inline bool ieee80211_is_bufferable_mmpdu(struct sk_buff *skb)
4473 struct ieee80211_mgmt *mgmt = (void *)skb->data;
4474 __le16 fc = mgmt->frame_control;
4477 * IEEE 802.11 REVme D2.0 definition of bufferable MMPDU;
4478 * note that this ignores the IBSS special case.
4480 if (!ieee80211_is_mgmt(fc))
4483 if (ieee80211_is_disassoc(fc) || ieee80211_is_deauth(fc))
4486 if (!ieee80211_is_action(fc))
4489 if (skb->len < offsetofend(typeof(*mgmt), u.action.u.ftm.action_code))
4492 /* action frame - additionally check for non-bufferable FTM */
4494 if (mgmt->u.action.category != WLAN_CATEGORY_PUBLIC &&
4495 mgmt->u.action.category != WLAN_CATEGORY_PROTECTED_DUAL_OF_ACTION)
4498 if (mgmt->u.action.u.ftm.action_code == WLAN_PUB_ACTION_FTM_REQUEST ||
4499 mgmt->u.action.u.ftm.action_code == WLAN_PUB_ACTION_FTM_RESPONSE)
4506 * _ieee80211_is_robust_mgmt_frame - check if frame is a robust management frame
4507 * @hdr: the frame (buffer must include at least the first octet of payload)
4508 * Return: whether or not the frame is a robust management frame
4510 static inline bool _ieee80211_is_robust_mgmt_frame(struct ieee80211_hdr *hdr)
4512 if (ieee80211_is_disassoc(hdr->frame_control) ||
4513 ieee80211_is_deauth(hdr->frame_control))
4516 if (ieee80211_is_action(hdr->frame_control)) {
4520 * Action frames, excluding Public Action frames, are Robust
4521 * Management Frames. However, if we are looking at a Protected
4522 * frame, skip the check since the data may be encrypted and
4523 * the frame has already been found to be a Robust Management
4524 * Frame (by the other end).
4526 if (ieee80211_has_protected(hdr->frame_control))
4528 category = ((u8 *) hdr) + 24;
4529 return *category != WLAN_CATEGORY_PUBLIC &&
4530 *category != WLAN_CATEGORY_HT &&
4531 *category != WLAN_CATEGORY_WNM_UNPROTECTED &&
4532 *category != WLAN_CATEGORY_SELF_PROTECTED &&
4533 *category != WLAN_CATEGORY_UNPROT_DMG &&
4534 *category != WLAN_CATEGORY_VHT &&
4535 *category != WLAN_CATEGORY_S1G &&
4536 *category != WLAN_CATEGORY_VENDOR_SPECIFIC;
4543 * ieee80211_is_robust_mgmt_frame - check if skb contains a robust mgmt frame
4544 * @skb: the skb containing the frame, length will be checked
4545 * Return: whether or not the frame is a robust management frame
4547 static inline bool ieee80211_is_robust_mgmt_frame(struct sk_buff *skb)
4549 if (skb->len < IEEE80211_MIN_ACTION_SIZE)
4551 return _ieee80211_is_robust_mgmt_frame((void *)skb->data);
4555 * ieee80211_is_public_action - check if frame is a public action frame
4557 * @len: length of the frame
4558 * Return: whether or not the frame is a public action frame
4560 static inline bool ieee80211_is_public_action(struct ieee80211_hdr *hdr,
4563 struct ieee80211_mgmt *mgmt = (void *)hdr;
4565 if (len < IEEE80211_MIN_ACTION_SIZE)
4567 if (!ieee80211_is_action(hdr->frame_control))
4569 return mgmt->u.action.category == WLAN_CATEGORY_PUBLIC;
4573 * ieee80211_is_protected_dual_of_public_action - check if skb contains a
4574 * protected dual of public action management frame
4575 * @skb: the skb containing the frame, length will be checked
4577 * Return: true if the skb contains a protected dual of public action
4578 * management frame, false otherwise.
4581 ieee80211_is_protected_dual_of_public_action(struct sk_buff *skb)
4585 if (!ieee80211_is_public_action((void *)skb->data, skb->len) ||
4586 skb->len < IEEE80211_MIN_ACTION_SIZE + 1)
4589 action = *(u8 *)(skb->data + IEEE80211_MIN_ACTION_SIZE);
4591 return action != WLAN_PUB_ACTION_20_40_BSS_COEX &&
4592 action != WLAN_PUB_ACTION_DSE_REG_LOC_ANN &&
4593 action != WLAN_PUB_ACTION_MSMT_PILOT &&
4594 action != WLAN_PUB_ACTION_TDLS_DISCOVER_RES &&
4595 action != WLAN_PUB_ACTION_LOC_TRACK_NOTI &&
4596 action != WLAN_PUB_ACTION_FTM_REQUEST &&
4597 action != WLAN_PUB_ACTION_FTM_RESPONSE &&
4598 action != WLAN_PUB_ACTION_FILS_DISCOVERY &&
4599 action != WLAN_PUB_ACTION_VENDOR_SPECIFIC;
4603 * _ieee80211_is_group_privacy_action - check if frame is a group addressed
4604 * privacy action frame
4606 * Return: whether or not the frame is a group addressed privacy action frame
4608 static inline bool _ieee80211_is_group_privacy_action(struct ieee80211_hdr *hdr)
4610 struct ieee80211_mgmt *mgmt = (void *)hdr;
4612 if (!ieee80211_is_action(hdr->frame_control) ||
4613 !is_multicast_ether_addr(hdr->addr1))
4616 return mgmt->u.action.category == WLAN_CATEGORY_MESH_ACTION ||
4617 mgmt->u.action.category == WLAN_CATEGORY_MULTIHOP_ACTION;
4621 * ieee80211_is_group_privacy_action - check if frame is a group addressed
4622 * privacy action frame
4623 * @skb: the skb containing the frame, length will be checked
4624 * Return: whether or not the frame is a group addressed privacy action frame
4626 static inline bool ieee80211_is_group_privacy_action(struct sk_buff *skb)
4628 if (skb->len < IEEE80211_MIN_ACTION_SIZE)
4630 return _ieee80211_is_group_privacy_action((void *)skb->data);
4634 * ieee80211_tu_to_usec - convert time units (TU) to microseconds
4636 * Return: the time value converted to microseconds
4638 static inline unsigned long ieee80211_tu_to_usec(unsigned long tu)
4644 * ieee80211_check_tim - check if AID bit is set in TIM
4646 * @tim_len: length of the TIM IE
4647 * @aid: the AID to look for
4648 * Return: whether or not traffic is indicated in the TIM for the given AID
4650 static inline bool ieee80211_check_tim(const struct ieee80211_tim_ie *tim,
4651 u8 tim_len, u16 aid)
4654 u8 index, indexn1, indexn2;
4656 if (unlikely(!tim || tim_len < sizeof(*tim)))
4661 mask = 1 << (aid & 7);
4663 indexn1 = tim->bitmap_ctrl & 0xfe;
4664 indexn2 = tim_len + indexn1 - 4;
4666 if (index < indexn1 || index > indexn2)
4671 return !!(tim->virtual_map[index] & mask);
4675 * ieee80211_get_tdls_action - get TDLS action code
4676 * @skb: the skb containing the frame, length will not be checked
4677 * Return: the TDLS action code, or -1 if it's not an encapsulated TDLS action
4680 * This function assumes the frame is a data frame, and that the network header
4681 * is in the correct place.
4683 static inline int ieee80211_get_tdls_action(struct sk_buff *skb)
4685 if (!skb_is_nonlinear(skb) &&
4686 skb->len > (skb_network_offset(skb) + 2)) {
4687 /* Point to where the indication of TDLS should start */
4688 const u8 *tdls_data = skb_network_header(skb) - 2;
4690 if (get_unaligned_be16(tdls_data) == ETH_P_TDLS &&
4691 tdls_data[2] == WLAN_TDLS_SNAP_RFTYPE &&
4692 tdls_data[3] == WLAN_CATEGORY_TDLS)
4693 return tdls_data[4];
4699 /* convert time units */
4700 #define TU_TO_JIFFIES(x) (usecs_to_jiffies((x) * 1024))
4701 #define TU_TO_EXP_TIME(x) (jiffies + TU_TO_JIFFIES(x))
4703 /* convert frequencies */
4704 #define MHZ_TO_KHZ(freq) ((freq) * 1000)
4705 #define KHZ_TO_MHZ(freq) ((freq) / 1000)
4706 #define PR_KHZ(f) KHZ_TO_MHZ(f), f % 1000
4707 #define KHZ_F "%d.%03d"
4709 /* convert powers */
4710 #define DBI_TO_MBI(gain) ((gain) * 100)
4711 #define MBI_TO_DBI(gain) ((gain) / 100)
4712 #define DBM_TO_MBM(gain) ((gain) * 100)
4713 #define MBM_TO_DBM(gain) ((gain) / 100)
4716 * ieee80211_action_contains_tpc - checks if the frame contains TPC element
4717 * @skb: the skb containing the frame, length will be checked
4718 * Return: %true if the frame contains a TPC element, %false otherwise
4720 * This function checks if it's either TPC report action frame or Link
4721 * Measurement report action frame as defined in IEEE Std. 802.11-2012 8.5.2.5
4722 * and 8.5.7.5 accordingly.
4724 static inline bool ieee80211_action_contains_tpc(struct sk_buff *skb)
4726 struct ieee80211_mgmt *mgmt = (void *)skb->data;
4728 if (!ieee80211_is_action(mgmt->frame_control))
4731 if (skb->len < IEEE80211_MIN_ACTION_SIZE +
4732 sizeof(mgmt->u.action.u.tpc_report))
4736 * TPC report - check that:
4737 * category = 0 (Spectrum Management) or 5 (Radio Measurement)
4738 * spectrum management action = 3 (TPC/Link Measurement report)
4739 * TPC report EID = 35
4740 * TPC report element length = 2
4742 * The spectrum management's tpc_report struct is used here both for
4743 * parsing tpc_report and radio measurement's link measurement report
4744 * frame, since the relevant part is identical in both frames.
4746 if (mgmt->u.action.category != WLAN_CATEGORY_SPECTRUM_MGMT &&
4747 mgmt->u.action.category != WLAN_CATEGORY_RADIO_MEASUREMENT)
4750 /* both spectrum mgmt and link measurement have same action code */
4751 if (mgmt->u.action.u.tpc_report.action_code !=
4752 WLAN_ACTION_SPCT_TPC_RPRT)
4755 if (mgmt->u.action.u.tpc_report.tpc_elem_id != WLAN_EID_TPC_REPORT ||
4756 mgmt->u.action.u.tpc_report.tpc_elem_length !=
4757 sizeof(struct ieee80211_tpc_report_ie))
4764 * ieee80211_is_timing_measurement - check if frame is timing measurement response
4765 * @skb: the SKB to check
4766 * Return: whether or not the frame is a valid timing measurement response
4768 static inline bool ieee80211_is_timing_measurement(struct sk_buff *skb)
4770 struct ieee80211_mgmt *mgmt = (void *)skb->data;
4772 if (skb->len < IEEE80211_MIN_ACTION_SIZE)
4775 if (!ieee80211_is_action(mgmt->frame_control))
4778 if (mgmt->u.action.category == WLAN_CATEGORY_WNM_UNPROTECTED &&
4779 mgmt->u.action.u.wnm_timing_msr.action_code ==
4780 WLAN_UNPROTECTED_WNM_ACTION_TIMING_MEASUREMENT_RESPONSE &&
4781 skb->len >= offsetofend(typeof(*mgmt), u.action.u.wnm_timing_msr))
4788 * ieee80211_is_ftm - check if frame is FTM response
4789 * @skb: the SKB to check
4790 * Return: whether or not the frame is a valid FTM response action frame
4792 static inline bool ieee80211_is_ftm(struct sk_buff *skb)
4794 struct ieee80211_mgmt *mgmt = (void *)skb->data;
4796 if (!ieee80211_is_public_action((void *)mgmt, skb->len))
4799 if (mgmt->u.action.u.ftm.action_code ==
4800 WLAN_PUB_ACTION_FTM_RESPONSE &&
4801 skb->len >= offsetofend(typeof(*mgmt), u.action.u.ftm))
4813 /* element iteration helpers */
4814 #define for_each_element(_elem, _data, _datalen) \
4815 for (_elem = (const struct element *)(_data); \
4816 (const u8 *)(_data) + (_datalen) - (const u8 *)_elem >= \
4817 (int)sizeof(*_elem) && \
4818 (const u8 *)(_data) + (_datalen) - (const u8 *)_elem >= \
4819 (int)sizeof(*_elem) + _elem->datalen; \
4820 _elem = (const struct element *)(_elem->data + _elem->datalen))
4822 #define for_each_element_id(element, _id, data, datalen) \
4823 for_each_element(element, data, datalen) \
4824 if (element->id == (_id))
4826 #define for_each_element_extid(element, extid, _data, _datalen) \
4827 for_each_element(element, _data, _datalen) \
4828 if (element->id == WLAN_EID_EXTENSION && \
4829 element->datalen > 0 && \
4830 element->data[0] == (extid))
4832 #define for_each_subelement(sub, element) \
4833 for_each_element(sub, (element)->data, (element)->datalen)
4835 #define for_each_subelement_id(sub, id, element) \
4836 for_each_element_id(sub, id, (element)->data, (element)->datalen)
4838 #define for_each_subelement_extid(sub, extid, element) \
4839 for_each_element_extid(sub, extid, (element)->data, (element)->datalen)
4842 * for_each_element_completed - determine if element parsing consumed all data
4843 * @element: element pointer after for_each_element() or friends
4844 * @data: same data pointer as passed to for_each_element() or friends
4845 * @datalen: same data length as passed to for_each_element() or friends
4846 * Return: %true if all elements were iterated, %false otherwise; see notes
4848 * This function returns %true if all the data was parsed or considered
4849 * while walking the elements. Only use this if your for_each_element()
4850 * loop cannot be broken out of, otherwise it always returns %false.
4852 * If some data was malformed, this returns %false since the last parsed
4853 * element will not fill the whole remaining data.
4855 static inline bool for_each_element_completed(const struct element *element,
4856 const void *data, size_t datalen)
4858 return (const u8 *)element == (const u8 *)data + datalen;
4862 * RSNX Capabilities:
4863 * bits 0-3: Field length (n-1)
4865 #define WLAN_RSNX_CAPA_PROTECTED_TWT BIT(4)
4866 #define WLAN_RSNX_CAPA_SAE_H2E BIT(5)
4869 * reduced neighbor report, based on Draft P802.11ax_D6.1,
4870 * section 9.4.2.170 and accepted contributions.
4872 #define IEEE80211_AP_INFO_TBTT_HDR_TYPE 0x03
4873 #define IEEE80211_AP_INFO_TBTT_HDR_FILTERED 0x04
4874 #define IEEE80211_AP_INFO_TBTT_HDR_COLOC 0x08
4875 #define IEEE80211_AP_INFO_TBTT_HDR_COUNT 0xF0
4876 #define IEEE80211_TBTT_INFO_TYPE_TBTT 0
4877 #define IEEE80211_TBTT_INFO_TYPE_MLD 1
4879 #define IEEE80211_RNR_TBTT_PARAMS_OCT_RECOMMENDED 0x01
4880 #define IEEE80211_RNR_TBTT_PARAMS_SAME_SSID 0x02
4881 #define IEEE80211_RNR_TBTT_PARAMS_MULTI_BSSID 0x04
4882 #define IEEE80211_RNR_TBTT_PARAMS_TRANSMITTED_BSSID 0x08
4883 #define IEEE80211_RNR_TBTT_PARAMS_COLOC_ESS 0x10
4884 #define IEEE80211_RNR_TBTT_PARAMS_PROBE_ACTIVE 0x20
4885 #define IEEE80211_RNR_TBTT_PARAMS_COLOC_AP 0x40
4887 #define IEEE80211_RNR_TBTT_PARAMS_PSD_NO_LIMIT 127
4888 #define IEEE80211_RNR_TBTT_PARAMS_PSD_RESERVED -128
4890 struct ieee80211_neighbor_ap_info {
4897 enum ieee80211_range_params_max_total_ltf {
4898 IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_4 = 0,
4899 IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_8,
4900 IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_16,
4901 IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_UNSPECIFIED,
4905 * reduced neighbor report, based on Draft P802.11be_D3.0,
4906 * section 9.4.2.170.2.
4908 struct ieee80211_rnr_mld_params {
4913 #define IEEE80211_RNR_MLD_PARAMS_LINK_ID 0x000F
4914 #define IEEE80211_RNR_MLD_PARAMS_BSS_CHANGE_COUNT 0x0FF0
4915 #define IEEE80211_RNR_MLD_PARAMS_UPDATES_INCLUDED 0x1000
4916 #define IEEE80211_RNR_MLD_PARAMS_DISABLED_LINK 0x2000
4918 /* Format of the TBTT information element if it has 7, 8 or 9 bytes */
4919 struct ieee80211_tbtt_info_7_8_9 {
4923 /* The following element is optional, structure may not grow */
4928 /* Format of the TBTT information element if it has >= 11 bytes */
4929 struct ieee80211_tbtt_info_ge_11 {
4934 /* The following elements are optional, structure may grow */
4937 struct ieee80211_rnr_mld_params mld_params;
4940 /* multi-link device */
4941 #define IEEE80211_MLD_MAX_NUM_LINKS 15
4943 #define IEEE80211_ML_CONTROL_TYPE 0x0007
4944 #define IEEE80211_ML_CONTROL_TYPE_BASIC 0
4945 #define IEEE80211_ML_CONTROL_TYPE_PREQ 1
4946 #define IEEE80211_ML_CONTROL_TYPE_RECONF 2
4947 #define IEEE80211_ML_CONTROL_TYPE_TDLS 3
4948 #define IEEE80211_ML_CONTROL_TYPE_PRIO_ACCESS 4
4949 #define IEEE80211_ML_CONTROL_PRESENCE_MASK 0xfff0
4951 struct ieee80211_multi_link_elem {
4956 #define IEEE80211_MLC_BASIC_PRES_LINK_ID 0x0010
4957 #define IEEE80211_MLC_BASIC_PRES_BSS_PARAM_CH_CNT 0x0020
4958 #define IEEE80211_MLC_BASIC_PRES_MED_SYNC_DELAY 0x0040
4959 #define IEEE80211_MLC_BASIC_PRES_EML_CAPA 0x0080
4960 #define IEEE80211_MLC_BASIC_PRES_MLD_CAPA_OP 0x0100
4961 #define IEEE80211_MLC_BASIC_PRES_MLD_ID 0x0200
4963 #define IEEE80211_MED_SYNC_DELAY_DURATION 0x00ff
4964 #define IEEE80211_MED_SYNC_DELAY_SYNC_OFDM_ED_THRESH 0x0f00
4965 #define IEEE80211_MED_SYNC_DELAY_SYNC_MAX_NUM_TXOPS 0xf000
4968 * Described in P802.11be_D3.0
4969 * dot11MSDTimerDuration should default to 5484 (i.e. 171.375)
4970 * dot11MSDOFDMEDthreshold defaults to -72 (i.e. 0)
4971 * dot11MSDTXOPMAX defaults to 1
4973 #define IEEE80211_MED_SYNC_DELAY_DEFAULT 0x10ac
4975 #define IEEE80211_EML_CAP_EMLSR_SUPP 0x0001
4976 #define IEEE80211_EML_CAP_EMLSR_PADDING_DELAY 0x000e
4977 #define IEEE80211_EML_CAP_EMLSR_PADDING_DELAY_0US 0
4978 #define IEEE80211_EML_CAP_EMLSR_PADDING_DELAY_32US 1
4979 #define IEEE80211_EML_CAP_EMLSR_PADDING_DELAY_64US 2
4980 #define IEEE80211_EML_CAP_EMLSR_PADDING_DELAY_128US 3
4981 #define IEEE80211_EML_CAP_EMLSR_PADDING_DELAY_256US 4
4982 #define IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY 0x0070
4983 #define IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_0US 0
4984 #define IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_16US 1
4985 #define IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_32US 2
4986 #define IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_64US 3
4987 #define IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_128US 4
4988 #define IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_256US 5
4989 #define IEEE80211_EML_CAP_EMLMR_SUPPORT 0x0080
4990 #define IEEE80211_EML_CAP_EMLMR_DELAY 0x0700
4991 #define IEEE80211_EML_CAP_EMLMR_DELAY_0US 0
4992 #define IEEE80211_EML_CAP_EMLMR_DELAY_32US 1
4993 #define IEEE80211_EML_CAP_EMLMR_DELAY_64US 2
4994 #define IEEE80211_EML_CAP_EMLMR_DELAY_128US 3
4995 #define IEEE80211_EML_CAP_EMLMR_DELAY_256US 4
4996 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT 0x7800
4997 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_0 0
4998 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_128US 1
4999 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_256US 2
5000 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_512US 3
5001 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_1TU 4
5002 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_2TU 5
5003 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_4TU 6
5004 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_8TU 7
5005 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_16TU 8
5006 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_32TU 9
5007 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_64TU 10
5008 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_128TU 11
5010 #define IEEE80211_MLD_CAP_OP_MAX_SIMUL_LINKS 0x000f
5011 #define IEEE80211_MLD_CAP_OP_SRS_SUPPORT 0x0010
5012 #define IEEE80211_MLD_CAP_OP_TID_TO_LINK_MAP_NEG_SUPP 0x0060
5013 #define IEEE80211_MLD_CAP_OP_TID_TO_LINK_MAP_NEG_NO_SUPP 0
5014 #define IEEE80211_MLD_CAP_OP_TID_TO_LINK_MAP_NEG_SUPP_SAME 1
5015 #define IEEE80211_MLD_CAP_OP_TID_TO_LINK_MAP_NEG_RESERVED 2
5016 #define IEEE80211_MLD_CAP_OP_TID_TO_LINK_MAP_NEG_SUPP_DIFF 3
5017 #define IEEE80211_MLD_CAP_OP_FREQ_SEP_TYPE_IND 0x0f80
5018 #define IEEE80211_MLD_CAP_OP_AAR_SUPPORT 0x1000
5020 struct ieee80211_mle_basic_common_info {
5022 u8 mld_mac_addr[ETH_ALEN];
5026 #define IEEE80211_MLC_PREQ_PRES_MLD_ID 0x0010
5028 struct ieee80211_mle_preq_common_info {
5033 #define IEEE80211_MLC_RECONF_PRES_MLD_MAC_ADDR 0x0010
5035 /* no fixed fields in RECONF */
5037 struct ieee80211_mle_tdls_common_info {
5039 u8 ap_mld_mac_addr[ETH_ALEN];
5042 #define IEEE80211_MLC_PRIO_ACCESS_PRES_AP_MLD_MAC_ADDR 0x0010
5044 /* no fixed fields in PRIO_ACCESS */
5047 * ieee80211_mle_common_size - check multi-link element common size
5048 * @data: multi-link element, must already be checked for size using
5049 * ieee80211_mle_size_ok()
5050 * Return: the size of the multi-link element's "common" subfield
5052 static inline u8 ieee80211_mle_common_size(const u8 *data)
5054 const struct ieee80211_multi_link_elem *mle = (const void *)data;
5055 u16 control = le16_to_cpu(mle->control);
5058 switch (u16_get_bits(control, IEEE80211_ML_CONTROL_TYPE)) {
5059 case IEEE80211_ML_CONTROL_TYPE_BASIC:
5060 case IEEE80211_ML_CONTROL_TYPE_PREQ:
5061 case IEEE80211_ML_CONTROL_TYPE_TDLS:
5062 case IEEE80211_ML_CONTROL_TYPE_RECONF:
5064 * The length is the first octet pointed by mle->variable so no
5065 * need to add anything
5068 case IEEE80211_ML_CONTROL_TYPE_PRIO_ACCESS:
5069 if (control & IEEE80211_MLC_PRIO_ACCESS_PRES_AP_MLD_MAC_ADDR)
5077 return sizeof(*mle) + common + mle->variable[0];
5081 * ieee80211_mle_get_link_id - returns the link ID
5082 * @data: the basic multi link element
5083 * Return: the link ID, or -1 if not present
5085 * The element is assumed to be of the correct type (BASIC) and big enough,
5086 * this must be checked using ieee80211_mle_type_ok().
5088 static inline int ieee80211_mle_get_link_id(const u8 *data)
5090 const struct ieee80211_multi_link_elem *mle = (const void *)data;
5091 u16 control = le16_to_cpu(mle->control);
5092 const u8 *common = mle->variable;
5094 /* common points now at the beginning of ieee80211_mle_basic_common_info */
5095 common += sizeof(struct ieee80211_mle_basic_common_info);
5097 if (!(control & IEEE80211_MLC_BASIC_PRES_LINK_ID))
5104 * ieee80211_mle_get_bss_param_ch_cnt - returns the BSS parameter change count
5105 * @data: pointer to the basic multi link element
5106 * Return: the BSS Parameter Change Count field value, or -1 if not present
5108 * The element is assumed to be of the correct type (BASIC) and big enough,
5109 * this must be checked using ieee80211_mle_type_ok().
5112 ieee80211_mle_get_bss_param_ch_cnt(const u8 *data)
5114 const struct ieee80211_multi_link_elem *mle = (const void *)data;
5115 u16 control = le16_to_cpu(mle->control);
5116 const u8 *common = mle->variable;
5118 /* common points now at the beginning of ieee80211_mle_basic_common_info */
5119 common += sizeof(struct ieee80211_mle_basic_common_info);
5121 if (!(control & IEEE80211_MLC_BASIC_PRES_BSS_PARAM_CH_CNT))
5124 if (control & IEEE80211_MLC_BASIC_PRES_LINK_ID)
5131 * ieee80211_mle_get_eml_med_sync_delay - returns the medium sync delay
5132 * @data: pointer to the multi-link element
5133 * Return: the medium synchronization delay field value from the multi-link
5134 * element, or the default value (%IEEE80211_MED_SYNC_DELAY_DEFAULT)
5137 * The element is assumed to be of the correct type (BASIC) and big enough,
5138 * this must be checked using ieee80211_mle_type_ok().
5140 static inline u16 ieee80211_mle_get_eml_med_sync_delay(const u8 *data)
5142 const struct ieee80211_multi_link_elem *mle = (const void *)data;
5143 u16 control = le16_to_cpu(mle->control);
5144 const u8 *common = mle->variable;
5146 /* common points now at the beginning of ieee80211_mle_basic_common_info */
5147 common += sizeof(struct ieee80211_mle_basic_common_info);
5149 if (!(control & IEEE80211_MLC_BASIC_PRES_MED_SYNC_DELAY))
5150 return IEEE80211_MED_SYNC_DELAY_DEFAULT;
5152 if (control & IEEE80211_MLC_BASIC_PRES_LINK_ID)
5154 if (control & IEEE80211_MLC_BASIC_PRES_BSS_PARAM_CH_CNT)
5157 return get_unaligned_le16(common);
5161 * ieee80211_mle_get_eml_cap - returns the EML capability
5162 * @data: pointer to the multi-link element
5163 * Return: the EML capability field value from the multi-link element,
5164 * or 0 if not present
5166 * The element is assumed to be of the correct type (BASIC) and big enough,
5167 * this must be checked using ieee80211_mle_type_ok().
5169 static inline u16 ieee80211_mle_get_eml_cap(const u8 *data)
5171 const struct ieee80211_multi_link_elem *mle = (const void *)data;
5172 u16 control = le16_to_cpu(mle->control);
5173 const u8 *common = mle->variable;
5175 /* common points now at the beginning of ieee80211_mle_basic_common_info */
5176 common += sizeof(struct ieee80211_mle_basic_common_info);
5178 if (!(control & IEEE80211_MLC_BASIC_PRES_EML_CAPA))
5181 if (control & IEEE80211_MLC_BASIC_PRES_LINK_ID)
5183 if (control & IEEE80211_MLC_BASIC_PRES_BSS_PARAM_CH_CNT)
5185 if (control & IEEE80211_MLC_BASIC_PRES_MED_SYNC_DELAY)
5188 return get_unaligned_le16(common);
5192 * ieee80211_mle_get_mld_capa_op - returns the MLD capabilities and operations.
5193 * @data: pointer to the multi-link element
5194 * Return: the MLD capabilities and operations field value from the multi-link
5195 * element, or 0 if not present
5197 * The element is assumed to be of the correct type (BASIC) and big enough,
5198 * this must be checked using ieee80211_mle_type_ok().
5200 static inline u16 ieee80211_mle_get_mld_capa_op(const u8 *data)
5202 const struct ieee80211_multi_link_elem *mle = (const void *)data;
5203 u16 control = le16_to_cpu(mle->control);
5204 const u8 *common = mle->variable;
5207 * common points now at the beginning of
5208 * ieee80211_mle_basic_common_info
5210 common += sizeof(struct ieee80211_mle_basic_common_info);
5212 if (!(control & IEEE80211_MLC_BASIC_PRES_MLD_CAPA_OP))
5215 if (control & IEEE80211_MLC_BASIC_PRES_LINK_ID)
5217 if (control & IEEE80211_MLC_BASIC_PRES_BSS_PARAM_CH_CNT)
5219 if (control & IEEE80211_MLC_BASIC_PRES_MED_SYNC_DELAY)
5221 if (control & IEEE80211_MLC_BASIC_PRES_EML_CAPA)
5224 return get_unaligned_le16(common);
5228 * ieee80211_mle_get_mld_id - returns the MLD ID
5229 * @data: pointer to the multi-link element
5230 * Return: The MLD ID in the given multi-link element, or 0 if not present
5232 * The element is assumed to be of the correct type (BASIC) and big enough,
5233 * this must be checked using ieee80211_mle_type_ok().
5235 static inline u8 ieee80211_mle_get_mld_id(const u8 *data)
5237 const struct ieee80211_multi_link_elem *mle = (const void *)data;
5238 u16 control = le16_to_cpu(mle->control);
5239 const u8 *common = mle->variable;
5242 * common points now at the beginning of
5243 * ieee80211_mle_basic_common_info
5245 common += sizeof(struct ieee80211_mle_basic_common_info);
5247 if (!(control & IEEE80211_MLC_BASIC_PRES_MLD_ID))
5250 if (control & IEEE80211_MLC_BASIC_PRES_LINK_ID)
5252 if (control & IEEE80211_MLC_BASIC_PRES_BSS_PARAM_CH_CNT)
5254 if (control & IEEE80211_MLC_BASIC_PRES_MED_SYNC_DELAY)
5256 if (control & IEEE80211_MLC_BASIC_PRES_EML_CAPA)
5258 if (control & IEEE80211_MLC_BASIC_PRES_MLD_CAPA_OP)
5265 * ieee80211_mle_size_ok - validate multi-link element size
5266 * @data: pointer to the element data
5267 * @len: length of the containing element
5268 * Return: whether or not the multi-link element size is OK
5270 static inline bool ieee80211_mle_size_ok(const u8 *data, size_t len)
5272 const struct ieee80211_multi_link_elem *mle = (const void *)data;
5273 u8 fixed = sizeof(*mle);
5275 bool check_common_len = false;
5278 if (!data || len < fixed)
5281 control = le16_to_cpu(mle->control);
5283 switch (u16_get_bits(control, IEEE80211_ML_CONTROL_TYPE)) {
5284 case IEEE80211_ML_CONTROL_TYPE_BASIC:
5285 common += sizeof(struct ieee80211_mle_basic_common_info);
5286 check_common_len = true;
5287 if (control & IEEE80211_MLC_BASIC_PRES_LINK_ID)
5289 if (control & IEEE80211_MLC_BASIC_PRES_BSS_PARAM_CH_CNT)
5291 if (control & IEEE80211_MLC_BASIC_PRES_MED_SYNC_DELAY)
5293 if (control & IEEE80211_MLC_BASIC_PRES_EML_CAPA)
5295 if (control & IEEE80211_MLC_BASIC_PRES_MLD_CAPA_OP)
5297 if (control & IEEE80211_MLC_BASIC_PRES_MLD_ID)
5300 case IEEE80211_ML_CONTROL_TYPE_PREQ:
5301 common += sizeof(struct ieee80211_mle_preq_common_info);
5302 if (control & IEEE80211_MLC_PREQ_PRES_MLD_ID)
5304 check_common_len = true;
5306 case IEEE80211_ML_CONTROL_TYPE_RECONF:
5307 if (control & IEEE80211_MLC_RECONF_PRES_MLD_MAC_ADDR)
5310 case IEEE80211_ML_CONTROL_TYPE_TDLS:
5311 common += sizeof(struct ieee80211_mle_tdls_common_info);
5312 check_common_len = true;
5314 case IEEE80211_ML_CONTROL_TYPE_PRIO_ACCESS:
5315 if (control & IEEE80211_MLC_PRIO_ACCESS_PRES_AP_MLD_MAC_ADDR)
5319 /* we don't know this type */
5323 if (len < fixed + common)
5326 if (!check_common_len)
5329 /* if present, common length is the first octet there */
5330 return mle->variable[0] >= common;
5334 * ieee80211_mle_type_ok - validate multi-link element type and size
5335 * @data: pointer to the element data
5336 * @type: expected type of the element
5337 * @len: length of the containing element
5338 * Return: whether or not the multi-link element type matches and size is OK
5340 static inline bool ieee80211_mle_type_ok(const u8 *data, u8 type, size_t len)
5342 const struct ieee80211_multi_link_elem *mle = (const void *)data;
5345 if (!ieee80211_mle_size_ok(data, len))
5348 control = le16_to_cpu(mle->control);
5350 if (u16_get_bits(control, IEEE80211_ML_CONTROL_TYPE) == type)
5356 enum ieee80211_mle_subelems {
5357 IEEE80211_MLE_SUBELEM_PER_STA_PROFILE = 0,
5358 IEEE80211_MLE_SUBELEM_FRAGMENT = 254,
5361 #define IEEE80211_MLE_STA_CONTROL_LINK_ID 0x000f
5362 #define IEEE80211_MLE_STA_CONTROL_COMPLETE_PROFILE 0x0010
5363 #define IEEE80211_MLE_STA_CONTROL_STA_MAC_ADDR_PRESENT 0x0020
5364 #define IEEE80211_MLE_STA_CONTROL_BEACON_INT_PRESENT 0x0040
5365 #define IEEE80211_MLE_STA_CONTROL_TSF_OFFS_PRESENT 0x0080
5366 #define IEEE80211_MLE_STA_CONTROL_DTIM_INFO_PRESENT 0x0100
5367 #define IEEE80211_MLE_STA_CONTROL_NSTR_LINK_PAIR_PRESENT 0x0200
5368 #define IEEE80211_MLE_STA_CONTROL_NSTR_BITMAP_SIZE 0x0400
5369 #define IEEE80211_MLE_STA_CONTROL_BSS_PARAM_CHANGE_CNT_PRESENT 0x0800
5371 struct ieee80211_mle_per_sta_profile {
5378 * ieee80211_mle_basic_sta_prof_size_ok - validate basic multi-link element sta
5380 * @data: pointer to the sub element data
5381 * @len: length of the containing sub element
5382 * Return: %true if the STA profile is large enough, %false otherwise
5384 static inline bool ieee80211_mle_basic_sta_prof_size_ok(const u8 *data,
5387 const struct ieee80211_mle_per_sta_profile *prof = (const void *)data;
5389 u8 fixed = sizeof(*prof);
5395 control = le16_to_cpu(prof->control);
5397 if (control & IEEE80211_MLE_STA_CONTROL_STA_MAC_ADDR_PRESENT)
5399 if (control & IEEE80211_MLE_STA_CONTROL_BEACON_INT_PRESENT)
5401 if (control & IEEE80211_MLE_STA_CONTROL_TSF_OFFS_PRESENT)
5403 if (control & IEEE80211_MLE_STA_CONTROL_DTIM_INFO_PRESENT)
5405 if (control & IEEE80211_MLE_STA_CONTROL_COMPLETE_PROFILE &&
5406 control & IEEE80211_MLE_STA_CONTROL_NSTR_LINK_PAIR_PRESENT) {
5407 if (control & IEEE80211_MLE_STA_CONTROL_NSTR_BITMAP_SIZE)
5412 if (control & IEEE80211_MLE_STA_CONTROL_BSS_PARAM_CHANGE_CNT_PRESENT)
5415 return prof->sta_info_len >= info_len &&
5416 fixed + prof->sta_info_len - 1 <= len;
5420 * ieee80211_mle_basic_sta_prof_bss_param_ch_cnt - get per-STA profile BSS
5421 * parameter change count
5422 * @prof: the per-STA profile, having been checked with
5423 * ieee80211_mle_basic_sta_prof_size_ok() for the correct length
5425 * Return: The BSS parameter change count value if present, 0 otherwise.
5428 ieee80211_mle_basic_sta_prof_bss_param_ch_cnt(const struct ieee80211_mle_per_sta_profile *prof)
5430 u16 control = le16_to_cpu(prof->control);
5431 const u8 *pos = prof->variable;
5433 if (!(control & IEEE80211_MLE_STA_CONTROL_BSS_PARAM_CHANGE_CNT_PRESENT))
5436 if (control & IEEE80211_MLE_STA_CONTROL_STA_MAC_ADDR_PRESENT)
5438 if (control & IEEE80211_MLE_STA_CONTROL_BEACON_INT_PRESENT)
5440 if (control & IEEE80211_MLE_STA_CONTROL_TSF_OFFS_PRESENT)
5442 if (control & IEEE80211_MLE_STA_CONTROL_DTIM_INFO_PRESENT)
5444 if (control & IEEE80211_MLE_STA_CONTROL_COMPLETE_PROFILE &&
5445 control & IEEE80211_MLE_STA_CONTROL_NSTR_LINK_PAIR_PRESENT) {
5446 if (control & IEEE80211_MLE_STA_CONTROL_NSTR_BITMAP_SIZE)
5455 #define IEEE80211_MLE_STA_RECONF_CONTROL_LINK_ID 0x000f
5456 #define IEEE80211_MLE_STA_RECONF_CONTROL_COMPLETE_PROFILE 0x0010
5457 #define IEEE80211_MLE_STA_RECONF_CONTROL_STA_MAC_ADDR_PRESENT 0x0020
5458 #define IEEE80211_MLE_STA_RECONF_CONTROL_AP_REM_TIMER_PRESENT 0x0040
5459 #define IEEE80211_MLE_STA_RECONF_CONTROL_OPERATION_UPDATE_TYPE 0x0780
5460 #define IEEE80211_MLE_STA_RECONF_CONTROL_OPERATION_PARAMS_PRESENT 0x0800
5463 * ieee80211_mle_reconf_sta_prof_size_ok - validate reconfiguration multi-link
5464 * element sta profile size.
5465 * @data: pointer to the sub element data
5466 * @len: length of the containing sub element
5467 * Return: %true if the STA profile is large enough, %false otherwise
5469 static inline bool ieee80211_mle_reconf_sta_prof_size_ok(const u8 *data,
5472 const struct ieee80211_mle_per_sta_profile *prof = (const void *)data;
5474 u8 fixed = sizeof(*prof);
5480 control = le16_to_cpu(prof->control);
5482 if (control & IEEE80211_MLE_STA_RECONF_CONTROL_STA_MAC_ADDR_PRESENT)
5483 info_len += ETH_ALEN;
5484 if (control & IEEE80211_MLE_STA_RECONF_CONTROL_AP_REM_TIMER_PRESENT)
5486 if (control & IEEE80211_MLE_STA_RECONF_CONTROL_OPERATION_PARAMS_PRESENT)
5489 return prof->sta_info_len >= info_len &&
5490 fixed + prof->sta_info_len - 1 <= len;
5493 static inline bool ieee80211_tid_to_link_map_size_ok(const u8 *data, size_t len)
5495 const struct ieee80211_ttlm_elem *t2l = (const void *)data;
5496 u8 control, fixed = sizeof(*t2l), elem_len = 0;
5501 control = t2l->control;
5503 if (control & IEEE80211_TTLM_CONTROL_SWITCH_TIME_PRESENT)
5505 if (control & IEEE80211_TTLM_CONTROL_EXPECTED_DUR_PRESENT)
5508 if (!(control & IEEE80211_TTLM_CONTROL_DEF_LINK_MAP)) {
5512 if (len < fixed + elem_len)
5515 if (control & IEEE80211_TTLM_CONTROL_LINK_MAP_SIZE)
5520 elem_len += hweight8(t2l->optional[0]) * bm_size;
5523 return len >= fixed + elem_len;
5526 #define for_each_mle_subelement(_elem, _data, _len) \
5527 if (ieee80211_mle_size_ok(_data, _len)) \
5528 for_each_element(_elem, \
5529 _data + ieee80211_mle_common_size(_data),\
5530 _len - ieee80211_mle_common_size(_data))
5532 #endif /* LINUX_IEEE80211_H */