1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * IEEE 802.11 defines
4  *
5  * Copyright (c) 2001-2002, SSH Communications Security Corp and Jouni Malinen
6  * <jkmaline@cc.hut.fi>
7  * Copyright (c) 2002-2003, Jouni Malinen <jkmaline@cc.hut.fi>
8  * Copyright (c) 2005, Devicescape Software, Inc.
9  * Copyright (c) 2006, Michael Wu <flamingice@sourmilk.net>
10  * Copyright (c) 2013 - 2014 Intel Mobile Communications GmbH
11  * Copyright (c) 2016 - 2017 Intel Deutschland GmbH
12  * Copyright (c) 2018 - 2022 Intel Corporation
13  */
14 
15 #ifndef LINUX_IEEE80211_H
16 #define LINUX_IEEE80211_H
17 
18 #include <linux/types.h>
19 #include <linux/if_ether.h>
20 #include <linux/etherdevice.h>
21 #include <linux/bitfield.h>
22 #include <asm/byteorder.h>
23 #include <asm/unaligned.h>
24 
25 /*
26  * DS bit usage
27  *
28  * TA = transmitter address
29  * RA = receiver address
30  * DA = destination address
31  * SA = source address
32  *
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)
39  */
40 
41 #define FCS_LEN 4
42 
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
55 
56 #define IEEE80211_SCTL_FRAG		0x000F
57 #define IEEE80211_SCTL_SEQ		0xFFF0
58 
59 #define IEEE80211_FTYPE_MGMT		0x0000
60 #define IEEE80211_FTYPE_CTL		0x0004
61 #define IEEE80211_FTYPE_DATA		0x0008
62 #define IEEE80211_FTYPE_EXT		0x000c
63 
64 /* management */
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
77 
78 /* control */
79 #define IEEE80211_STYPE_CTL_EXT		0x0060
80 #define IEEE80211_STYPE_BACK_REQ	0x0080
81 #define IEEE80211_STYPE_BACK		0x0090
82 #define IEEE80211_STYPE_PSPOLL		0x00A0
83 #define IEEE80211_STYPE_RTS		0x00B0
84 #define IEEE80211_STYPE_CTS		0x00C0
85 #define IEEE80211_STYPE_ACK		0x00D0
86 #define IEEE80211_STYPE_CFEND		0x00E0
87 #define IEEE80211_STYPE_CFENDACK	0x00F0
88 
89 /* data */
90 #define IEEE80211_STYPE_DATA			0x0000
91 #define IEEE80211_STYPE_DATA_CFACK		0x0010
92 #define IEEE80211_STYPE_DATA_CFPOLL		0x0020
93 #define IEEE80211_STYPE_DATA_CFACKPOLL		0x0030
94 #define IEEE80211_STYPE_NULLFUNC		0x0040
95 #define IEEE80211_STYPE_CFACK			0x0050
96 #define IEEE80211_STYPE_CFPOLL			0x0060
97 #define IEEE80211_STYPE_CFACKPOLL		0x0070
98 #define IEEE80211_STYPE_QOS_DATA		0x0080
99 #define IEEE80211_STYPE_QOS_DATA_CFACK		0x0090
100 #define IEEE80211_STYPE_QOS_DATA_CFPOLL		0x00A0
101 #define IEEE80211_STYPE_QOS_DATA_CFACKPOLL	0x00B0
102 #define IEEE80211_STYPE_QOS_NULLFUNC		0x00C0
103 #define IEEE80211_STYPE_QOS_CFACK		0x00D0
104 #define IEEE80211_STYPE_QOS_CFPOLL		0x00E0
105 #define IEEE80211_STYPE_QOS_CFACKPOLL		0x00F0
106 
107 /* extension, added by 802.11ad */
108 #define IEEE80211_STYPE_DMG_BEACON		0x0000
109 #define IEEE80211_STYPE_S1G_BEACON		0x0010
110 
111 /* bits unique to S1G beacon */
112 #define IEEE80211_S1G_BCN_NEXT_TBTT	0x100
113 
114 /* see 802.11ah-2016 9.9 NDP CMAC frames */
115 #define IEEE80211_S1G_1MHZ_NDP_BITS	25
116 #define IEEE80211_S1G_1MHZ_NDP_BYTES	4
117 #define IEEE80211_S1G_2MHZ_NDP_BITS	37
118 #define IEEE80211_S1G_2MHZ_NDP_BYTES	5
119 
120 #define IEEE80211_NDP_FTYPE_CTS			0
121 #define IEEE80211_NDP_FTYPE_CF_END		0
122 #define IEEE80211_NDP_FTYPE_PS_POLL		1
123 #define IEEE80211_NDP_FTYPE_ACK			2
124 #define IEEE80211_NDP_FTYPE_PS_POLL_ACK		3
125 #define IEEE80211_NDP_FTYPE_BA			4
126 #define IEEE80211_NDP_FTYPE_BF_REPORT_POLL	5
127 #define IEEE80211_NDP_FTYPE_PAGING		6
128 #define IEEE80211_NDP_FTYPE_PREQ		7
129 
130 #define SM64(f, v)	((((u64)v) << f##_S) & f)
131 
132 /* NDP CMAC frame fields */
133 #define IEEE80211_NDP_FTYPE                    0x0000000000000007
134 #define IEEE80211_NDP_FTYPE_S                  0x0000000000000000
135 
136 /* 1M Probe Request 11ah 9.9.3.1.1 */
137 #define IEEE80211_NDP_1M_PREQ_ANO      0x0000000000000008
138 #define IEEE80211_NDP_1M_PREQ_ANO_S                     3
139 #define IEEE80211_NDP_1M_PREQ_CSSID    0x00000000000FFFF0
140 #define IEEE80211_NDP_1M_PREQ_CSSID_S                   4
141 #define IEEE80211_NDP_1M_PREQ_RTYPE    0x0000000000100000
142 #define IEEE80211_NDP_1M_PREQ_RTYPE_S                  20
143 #define IEEE80211_NDP_1M_PREQ_RSV      0x0000000001E00000
144 #define IEEE80211_NDP_1M_PREQ_RSV      0x0000000001E00000
145 /* 2M Probe Request 11ah 9.9.3.1.2 */
146 #define IEEE80211_NDP_2M_PREQ_ANO      0x0000000000000008
147 #define IEEE80211_NDP_2M_PREQ_ANO_S                     3
148 #define IEEE80211_NDP_2M_PREQ_CSSID    0x0000000FFFFFFFF0
149 #define IEEE80211_NDP_2M_PREQ_CSSID_S                   4
150 #define IEEE80211_NDP_2M_PREQ_RTYPE    0x0000001000000000
151 #define IEEE80211_NDP_2M_PREQ_RTYPE_S                  36
152 
153 #define IEEE80211_ANO_NETTYPE_WILD              15
154 
155 /* bits unique to S1G beacon */
156 #define IEEE80211_S1G_BCN_NEXT_TBTT    0x100
157 
158 /* control extension - for IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTL_EXT */
159 #define IEEE80211_CTL_EXT_POLL		0x2000
160 #define IEEE80211_CTL_EXT_SPR		0x3000
161 #define IEEE80211_CTL_EXT_GRANT	0x4000
162 #define IEEE80211_CTL_EXT_DMG_CTS	0x5000
163 #define IEEE80211_CTL_EXT_DMG_DTS	0x6000
164 #define IEEE80211_CTL_EXT_SSW		0x8000
165 #define IEEE80211_CTL_EXT_SSW_FBACK	0x9000
166 #define IEEE80211_CTL_EXT_SSW_ACK	0xa000
167 
168 
169 #define IEEE80211_SN_MASK		((IEEE80211_SCTL_SEQ) >> 4)
170 #define IEEE80211_MAX_SN		IEEE80211_SN_MASK
171 #define IEEE80211_SN_MODULO		(IEEE80211_MAX_SN + 1)
172 
173 
174 /* PV1 Layout 11ah 9.8.3.1 */
175 #define IEEE80211_PV1_FCTL_VERS		0x0003
176 #define IEEE80211_PV1_FCTL_FTYPE	0x001c
177 #define IEEE80211_PV1_FCTL_STYPE	0x00e0
178 #define IEEE80211_PV1_FCTL_TODS		0x0100
179 #define IEEE80211_PV1_FCTL_MOREFRAGS	0x0200
180 #define IEEE80211_PV1_FCTL_PM		0x0400
181 #define IEEE80211_PV1_FCTL_MOREDATA	0x0800
182 #define IEEE80211_PV1_FCTL_PROTECTED	0x1000
183 #define IEEE80211_PV1_FCTL_END_SP       0x2000
184 #define IEEE80211_PV1_FCTL_RELAYED      0x4000
185 #define IEEE80211_PV1_FCTL_ACK_POLICY   0x8000
186 #define IEEE80211_PV1_FCTL_CTL_EXT	0x0f00
187 
ieee80211_sn_less(u16 sn1,u16 sn2)188 static inline bool ieee80211_sn_less(u16 sn1, u16 sn2)
189 {
190 	return ((sn1 - sn2) & IEEE80211_SN_MASK) > (IEEE80211_SN_MODULO >> 1);
191 }
192 
ieee80211_sn_add(u16 sn1,u16 sn2)193 static inline u16 ieee80211_sn_add(u16 sn1, u16 sn2)
194 {
195 	return (sn1 + sn2) & IEEE80211_SN_MASK;
196 }
197 
ieee80211_sn_inc(u16 sn)198 static inline u16 ieee80211_sn_inc(u16 sn)
199 {
200 	return ieee80211_sn_add(sn, 1);
201 }
202 
ieee80211_sn_sub(u16 sn1,u16 sn2)203 static inline u16 ieee80211_sn_sub(u16 sn1, u16 sn2)
204 {
205 	return (sn1 - sn2) & IEEE80211_SN_MASK;
206 }
207 
208 #define IEEE80211_SEQ_TO_SN(seq)	(((seq) & IEEE80211_SCTL_SEQ) >> 4)
209 #define IEEE80211_SN_TO_SEQ(ssn)	(((ssn) << 4) & IEEE80211_SCTL_SEQ)
210 
211 /* miscellaneous IEEE 802.11 constants */
212 #define IEEE80211_MAX_FRAG_THRESHOLD	2352
213 #define IEEE80211_MAX_RTS_THRESHOLD	2353
214 #define IEEE80211_MAX_AID		2007
215 #define IEEE80211_MAX_AID_S1G		8191
216 #define IEEE80211_MAX_TIM_LEN		251
217 #define IEEE80211_MAX_MESH_PEERINGS	63
218 /* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
219    6.2.1.1.2.
220 
221    802.11e clarifies the figure in section 7.1.2. The frame body is
222    up to 2304 octets long (maximum MSDU size) plus any crypt overhead. */
223 #define IEEE80211_MAX_DATA_LEN		2304
224 /* 802.11ad extends maximum MSDU size for DMG (freq > 40Ghz) networks
225  * to 7920 bytes, see 8.2.3 General frame format
226  */
227 #define IEEE80211_MAX_DATA_LEN_DMG	7920
228 /* 30 byte 4 addr hdr, 2 byte QoS, 2304 byte MSDU, 12 byte crypt, 4 byte FCS */
229 #define IEEE80211_MAX_FRAME_LEN		2352
230 
231 /* Maximal size of an A-MSDU that can be transported in a HT BA session */
232 #define IEEE80211_MAX_MPDU_LEN_HT_BA		4095
233 
234 /* Maximal size of an A-MSDU */
235 #define IEEE80211_MAX_MPDU_LEN_HT_3839		3839
236 #define IEEE80211_MAX_MPDU_LEN_HT_7935		7935
237 
238 #define IEEE80211_MAX_MPDU_LEN_VHT_3895		3895
239 #define IEEE80211_MAX_MPDU_LEN_VHT_7991		7991
240 #define IEEE80211_MAX_MPDU_LEN_VHT_11454	11454
241 
242 #define IEEE80211_MAX_SSID_LEN		32
243 
244 #define IEEE80211_MAX_MESH_ID_LEN	32
245 
246 #define IEEE80211_FIRST_TSPEC_TSID	8
247 #define IEEE80211_NUM_TIDS		16
248 
249 /* number of user priorities 802.11 uses */
250 #define IEEE80211_NUM_UPS		8
251 /* number of ACs */
252 #define IEEE80211_NUM_ACS		4
253 
254 #define IEEE80211_QOS_CTL_LEN		2
255 /* 1d tag mask */
256 #define IEEE80211_QOS_CTL_TAG1D_MASK		0x0007
257 /* TID mask */
258 #define IEEE80211_QOS_CTL_TID_MASK		0x000f
259 /* EOSP */
260 #define IEEE80211_QOS_CTL_EOSP			0x0010
261 /* ACK policy */
262 #define IEEE80211_QOS_CTL_ACK_POLICY_NORMAL	0x0000
263 #define IEEE80211_QOS_CTL_ACK_POLICY_NOACK	0x0020
264 #define IEEE80211_QOS_CTL_ACK_POLICY_NO_EXPL	0x0040
265 #define IEEE80211_QOS_CTL_ACK_POLICY_BLOCKACK	0x0060
266 #define IEEE80211_QOS_CTL_ACK_POLICY_MASK	0x0060
267 /* A-MSDU 802.11n */
268 #define IEEE80211_QOS_CTL_A_MSDU_PRESENT	0x0080
269 /* Mesh Control 802.11s */
270 #define IEEE80211_QOS_CTL_MESH_CONTROL_PRESENT  0x0100
271 
272 /* Mesh Power Save Level */
273 #define IEEE80211_QOS_CTL_MESH_PS_LEVEL		0x0200
274 /* Mesh Receiver Service Period Initiated */
275 #define IEEE80211_QOS_CTL_RSPI			0x0400
276 
277 /* U-APSD queue for WMM IEs sent by AP */
278 #define IEEE80211_WMM_IE_AP_QOSINFO_UAPSD	(1<<7)
279 #define IEEE80211_WMM_IE_AP_QOSINFO_PARAM_SET_CNT_MASK	0x0f
280 
281 /* U-APSD queues for WMM IEs sent by STA */
282 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_VO	(1<<0)
283 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_VI	(1<<1)
284 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_BK	(1<<2)
285 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_BE	(1<<3)
286 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_MASK	0x0f
287 
288 /* U-APSD max SP length for WMM IEs sent by STA */
289 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL	0x00
290 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_2	0x01
291 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_4	0x02
292 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_6	0x03
293 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_MASK	0x03
294 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_SHIFT	5
295 
296 #define IEEE80211_HT_CTL_LEN		4
297 
298 struct ieee80211_hdr {
299 	__le16 frame_control;
300 	__le16 duration_id;
301 	u8 addr1[ETH_ALEN];
302 	u8 addr2[ETH_ALEN];
303 	u8 addr3[ETH_ALEN];
304 	__le16 seq_ctrl;
305 	u8 addr4[ETH_ALEN];
306 } __packed __aligned(2);
307 
308 struct ieee80211_hdr_3addr {
309 	__le16 frame_control;
310 	__le16 duration_id;
311 	u8 addr1[ETH_ALEN];
312 	u8 addr2[ETH_ALEN];
313 	u8 addr3[ETH_ALEN];
314 	__le16 seq_ctrl;
315 } __packed __aligned(2);
316 
317 struct ieee80211_qos_hdr {
318 	__le16 frame_control;
319 	__le16 duration_id;
320 	u8 addr1[ETH_ALEN];
321 	u8 addr2[ETH_ALEN];
322 	u8 addr3[ETH_ALEN];
323 	__le16 seq_ctrl;
324 	__le16 qos_ctrl;
325 } __packed __aligned(2);
326 
327 /**
328  * ieee80211_has_tods - check if IEEE80211_FCTL_TODS is set
329  * @fc: frame control bytes in little-endian byteorder
330  */
ieee80211_has_tods(__le16 fc)331 static inline bool ieee80211_has_tods(__le16 fc)
332 {
333 	return (fc & cpu_to_le16(IEEE80211_FCTL_TODS)) != 0;
334 }
335 
336 /**
337  * ieee80211_has_fromds - check if IEEE80211_FCTL_FROMDS is set
338  * @fc: frame control bytes in little-endian byteorder
339  */
ieee80211_has_fromds(__le16 fc)340 static inline bool ieee80211_has_fromds(__le16 fc)
341 {
342 	return (fc & cpu_to_le16(IEEE80211_FCTL_FROMDS)) != 0;
343 }
344 
345 /**
346  * ieee80211_has_a4 - check if IEEE80211_FCTL_TODS and IEEE80211_FCTL_FROMDS are set
347  * @fc: frame control bytes in little-endian byteorder
348  */
ieee80211_has_a4(__le16 fc)349 static inline bool ieee80211_has_a4(__le16 fc)
350 {
351 	__le16 tmp = cpu_to_le16(IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS);
352 	return (fc & tmp) == tmp;
353 }
354 
355 /**
356  * ieee80211_has_morefrags - check if IEEE80211_FCTL_MOREFRAGS is set
357  * @fc: frame control bytes in little-endian byteorder
358  */
ieee80211_has_morefrags(__le16 fc)359 static inline bool ieee80211_has_morefrags(__le16 fc)
360 {
361 	return (fc & cpu_to_le16(IEEE80211_FCTL_MOREFRAGS)) != 0;
362 }
363 
364 /**
365  * ieee80211_has_retry - check if IEEE80211_FCTL_RETRY is set
366  * @fc: frame control bytes in little-endian byteorder
367  */
ieee80211_has_retry(__le16 fc)368 static inline bool ieee80211_has_retry(__le16 fc)
369 {
370 	return (fc & cpu_to_le16(IEEE80211_FCTL_RETRY)) != 0;
371 }
372 
373 /**
374  * ieee80211_has_pm - check if IEEE80211_FCTL_PM is set
375  * @fc: frame control bytes in little-endian byteorder
376  */
ieee80211_has_pm(__le16 fc)377 static inline bool ieee80211_has_pm(__le16 fc)
378 {
379 	return (fc & cpu_to_le16(IEEE80211_FCTL_PM)) != 0;
380 }
381 
382 /**
383  * ieee80211_has_moredata - check if IEEE80211_FCTL_MOREDATA is set
384  * @fc: frame control bytes in little-endian byteorder
385  */
ieee80211_has_moredata(__le16 fc)386 static inline bool ieee80211_has_moredata(__le16 fc)
387 {
388 	return (fc & cpu_to_le16(IEEE80211_FCTL_MOREDATA)) != 0;
389 }
390 
391 /**
392  * ieee80211_has_protected - check if IEEE80211_FCTL_PROTECTED is set
393  * @fc: frame control bytes in little-endian byteorder
394  */
ieee80211_has_protected(__le16 fc)395 static inline bool ieee80211_has_protected(__le16 fc)
396 {
397 	return (fc & cpu_to_le16(IEEE80211_FCTL_PROTECTED)) != 0;
398 }
399 
400 /**
401  * ieee80211_has_order - check if IEEE80211_FCTL_ORDER is set
402  * @fc: frame control bytes in little-endian byteorder
403  */
ieee80211_has_order(__le16 fc)404 static inline bool ieee80211_has_order(__le16 fc)
405 {
406 	return (fc & cpu_to_le16(IEEE80211_FCTL_ORDER)) != 0;
407 }
408 
409 /**
410  * ieee80211_is_mgmt - check if type is IEEE80211_FTYPE_MGMT
411  * @fc: frame control bytes in little-endian byteorder
412  */
ieee80211_is_mgmt(__le16 fc)413 static inline bool ieee80211_is_mgmt(__le16 fc)
414 {
415 	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
416 	       cpu_to_le16(IEEE80211_FTYPE_MGMT);
417 }
418 
419 /**
420  * ieee80211_is_ctl - check if type is IEEE80211_FTYPE_CTL
421  * @fc: frame control bytes in little-endian byteorder
422  */
ieee80211_is_ctl(__le16 fc)423 static inline bool ieee80211_is_ctl(__le16 fc)
424 {
425 	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
426 	       cpu_to_le16(IEEE80211_FTYPE_CTL);
427 }
428 
429 /**
430  * ieee80211_is_data - check if type is IEEE80211_FTYPE_DATA
431  * @fc: frame control bytes in little-endian byteorder
432  */
ieee80211_is_data(__le16 fc)433 static inline bool ieee80211_is_data(__le16 fc)
434 {
435 	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
436 	       cpu_to_le16(IEEE80211_FTYPE_DATA);
437 }
438 
439 /**
440  * ieee80211_is_ext - check if type is IEEE80211_FTYPE_EXT
441  * @fc: frame control bytes in little-endian byteorder
442  */
ieee80211_is_ext(__le16 fc)443 static inline bool ieee80211_is_ext(__le16 fc)
444 {
445 	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
446 	       cpu_to_le16(IEEE80211_FTYPE_EXT);
447 }
448 
449 
450 /**
451  * ieee80211_is_data_qos - check if type is IEEE80211_FTYPE_DATA and IEEE80211_STYPE_QOS_DATA is set
452  * @fc: frame control bytes in little-endian byteorder
453  */
ieee80211_is_data_qos(__le16 fc)454 static inline bool ieee80211_is_data_qos(__le16 fc)
455 {
456 	/*
457 	 * mask with QOS_DATA rather than IEEE80211_FCTL_STYPE as we just need
458 	 * to check the one bit
459 	 */
460 	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_STYPE_QOS_DATA)) ==
461 	       cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_DATA);
462 }
463 
464 /**
465  * ieee80211_is_data_present - check if type is IEEE80211_FTYPE_DATA and has data
466  * @fc: frame control bytes in little-endian byteorder
467  */
ieee80211_is_data_present(__le16 fc)468 static inline bool ieee80211_is_data_present(__le16 fc)
469 {
470 	/*
471 	 * mask with 0x40 and test that that bit is clear to only return true
472 	 * for the data-containing substypes.
473 	 */
474 	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | 0x40)) ==
475 	       cpu_to_le16(IEEE80211_FTYPE_DATA);
476 }
477 
478 /**
479  * ieee80211_is_assoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_REQ
480  * @fc: frame control bytes in little-endian byteorder
481  */
ieee80211_is_assoc_req(__le16 fc)482 static inline bool ieee80211_is_assoc_req(__le16 fc)
483 {
484 	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
485 	       cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_REQ);
486 }
487 
488 /**
489  * ieee80211_is_assoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_RESP
490  * @fc: frame control bytes in little-endian byteorder
491  */
ieee80211_is_assoc_resp(__le16 fc)492 static inline bool ieee80211_is_assoc_resp(__le16 fc)
493 {
494 	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
495 	       cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_RESP);
496 }
497 
498 /**
499  * ieee80211_is_reassoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_REQ
500  * @fc: frame control bytes in little-endian byteorder
501  */
ieee80211_is_reassoc_req(__le16 fc)502 static inline bool ieee80211_is_reassoc_req(__le16 fc)
503 {
504 	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
505 	       cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_REQ);
506 }
507 
508 /**
509  * ieee80211_is_reassoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_RESP
510  * @fc: frame control bytes in little-endian byteorder
511  */
ieee80211_is_reassoc_resp(__le16 fc)512 static inline bool ieee80211_is_reassoc_resp(__le16 fc)
513 {
514 	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
515 	       cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_RESP);
516 }
517 
518 /**
519  * ieee80211_is_probe_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_REQ
520  * @fc: frame control bytes in little-endian byteorder
521  */
ieee80211_is_probe_req(__le16 fc)522 static inline bool ieee80211_is_probe_req(__le16 fc)
523 {
524 	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
525 	       cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ);
526 }
527 
528 /**
529  * ieee80211_is_probe_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_RESP
530  * @fc: frame control bytes in little-endian byteorder
531  */
ieee80211_is_probe_resp(__le16 fc)532 static inline bool ieee80211_is_probe_resp(__le16 fc)
533 {
534 	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
535 	       cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_RESP);
536 }
537 
538 /**
539  * ieee80211_is_beacon - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_BEACON
540  * @fc: frame control bytes in little-endian byteorder
541  */
ieee80211_is_beacon(__le16 fc)542 static inline bool ieee80211_is_beacon(__le16 fc)
543 {
544 	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
545 	       cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_BEACON);
546 }
547 
548 /**
549  * ieee80211_is_s1g_beacon - check if IEEE80211_FTYPE_EXT &&
550  * IEEE80211_STYPE_S1G_BEACON
551  * @fc: frame control bytes in little-endian byteorder
552  */
ieee80211_is_s1g_beacon(__le16 fc)553 static inline bool ieee80211_is_s1g_beacon(__le16 fc)
554 {
555 	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE |
556 				 IEEE80211_FCTL_STYPE)) ==
557 	       cpu_to_le16(IEEE80211_FTYPE_EXT | IEEE80211_STYPE_S1G_BEACON);
558 }
559 
560 /**
561  * ieee80211_next_tbtt_present - check if IEEE80211_FTYPE_EXT &&
562  * IEEE80211_STYPE_S1G_BEACON && IEEE80211_S1G_BCN_NEXT_TBTT
563  * @fc: frame control bytes in little-endian byteorder
564  */
ieee80211_next_tbtt_present(__le16 fc)565 static inline bool ieee80211_next_tbtt_present(__le16 fc)
566 {
567 	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
568 	       cpu_to_le16(IEEE80211_FTYPE_EXT | IEEE80211_STYPE_S1G_BEACON) &&
569 	       fc & cpu_to_le16(IEEE80211_S1G_BCN_NEXT_TBTT);
570 }
571 
572 /**
573  * ieee80211_is_s1g_short_beacon - check if next tbtt present bit is set. Only
574  * true for S1G beacons when they're short.
575  * @fc: frame control bytes in little-endian byteorder
576  */
ieee80211_is_s1g_short_beacon(__le16 fc)577 static inline bool ieee80211_is_s1g_short_beacon(__le16 fc)
578 {
579 	return ieee80211_is_s1g_beacon(fc) && ieee80211_next_tbtt_present(fc);
580 }
581 
582 /**
583  * ieee80211_is_atim - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ATIM
584  * @fc: frame control bytes in little-endian byteorder
585  */
ieee80211_is_atim(__le16 fc)586 static inline bool ieee80211_is_atim(__le16 fc)
587 {
588 	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
589 	       cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ATIM);
590 }
591 
592 /**
593  * ieee80211_is_disassoc - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DISASSOC
594  * @fc: frame control bytes in little-endian byteorder
595  */
ieee80211_is_disassoc(__le16 fc)596 static inline bool ieee80211_is_disassoc(__le16 fc)
597 {
598 	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
599 	       cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DISASSOC);
600 }
601 
602 /**
603  * ieee80211_is_auth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_AUTH
604  * @fc: frame control bytes in little-endian byteorder
605  */
ieee80211_is_auth(__le16 fc)606 static inline bool ieee80211_is_auth(__le16 fc)
607 {
608 	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
609 	       cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_AUTH);
610 }
611 
612 /**
613  * ieee80211_is_deauth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DEAUTH
614  * @fc: frame control bytes in little-endian byteorder
615  */
ieee80211_is_deauth(__le16 fc)616 static inline bool ieee80211_is_deauth(__le16 fc)
617 {
618 	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
619 	       cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DEAUTH);
620 }
621 
622 /**
623  * ieee80211_is_action - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ACTION
624  * @fc: frame control bytes in little-endian byteorder
625  */
ieee80211_is_action(__le16 fc)626 static inline bool ieee80211_is_action(__le16 fc)
627 {
628 	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
629 	       cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ACTION);
630 }
631 
632 /**
633  * ieee80211_is_back_req - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK_REQ
634  * @fc: frame control bytes in little-endian byteorder
635  */
ieee80211_is_back_req(__le16 fc)636 static inline bool ieee80211_is_back_req(__le16 fc)
637 {
638 	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
639 	       cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK_REQ);
640 }
641 
642 /**
643  * ieee80211_is_back - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK
644  * @fc: frame control bytes in little-endian byteorder
645  */
ieee80211_is_back(__le16 fc)646 static inline bool ieee80211_is_back(__le16 fc)
647 {
648 	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
649 	       cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK);
650 }
651 
652 /**
653  * ieee80211_is_pspoll - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_PSPOLL
654  * @fc: frame control bytes in little-endian byteorder
655  */
ieee80211_is_pspoll(__le16 fc)656 static inline bool ieee80211_is_pspoll(__le16 fc)
657 {
658 	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
659 	       cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_PSPOLL);
660 }
661 
662 /**
663  * ieee80211_is_rts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_RTS
664  * @fc: frame control bytes in little-endian byteorder
665  */
ieee80211_is_rts(__le16 fc)666 static inline bool ieee80211_is_rts(__le16 fc)
667 {
668 	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
669 	       cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_RTS);
670 }
671 
672 /**
673  * ieee80211_is_cts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CTS
674  * @fc: frame control bytes in little-endian byteorder
675  */
ieee80211_is_cts(__le16 fc)676 static inline bool ieee80211_is_cts(__le16 fc)
677 {
678 	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
679 	       cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTS);
680 }
681 
682 /**
683  * ieee80211_is_ack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_ACK
684  * @fc: frame control bytes in little-endian byteorder
685  */
ieee80211_is_ack(__le16 fc)686 static inline bool ieee80211_is_ack(__le16 fc)
687 {
688 	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
689 	       cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_ACK);
690 }
691 
692 /**
693  * ieee80211_is_cfend - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFEND
694  * @fc: frame control bytes in little-endian byteorder
695  */
ieee80211_is_cfend(__le16 fc)696 static inline bool ieee80211_is_cfend(__le16 fc)
697 {
698 	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
699 	       cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFEND);
700 }
701 
702 /**
703  * ieee80211_is_cfendack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFENDACK
704  * @fc: frame control bytes in little-endian byteorder
705  */
ieee80211_is_cfendack(__le16 fc)706 static inline bool ieee80211_is_cfendack(__le16 fc)
707 {
708 	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
709 	       cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFENDACK);
710 }
711 
712 /**
713  * ieee80211_is_nullfunc - check if frame is a regular (non-QoS) nullfunc frame
714  * @fc: frame control bytes in little-endian byteorder
715  */
ieee80211_is_nullfunc(__le16 fc)716 static inline bool ieee80211_is_nullfunc(__le16 fc)
717 {
718 	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
719 	       cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_NULLFUNC);
720 }
721 
722 /**
723  * ieee80211_is_qos_nullfunc - check if frame is a QoS nullfunc frame
724  * @fc: frame control bytes in little-endian byteorder
725  */
ieee80211_is_qos_nullfunc(__le16 fc)726 static inline bool ieee80211_is_qos_nullfunc(__le16 fc)
727 {
728 	return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
729 	       cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_NULLFUNC);
730 }
731 
732 /**
733  * ieee80211_is_any_nullfunc - check if frame is regular or QoS nullfunc frame
734  * @fc: frame control bytes in little-endian byteorder
735  */
ieee80211_is_any_nullfunc(__le16 fc)736 static inline bool ieee80211_is_any_nullfunc(__le16 fc)
737 {
738 	return (ieee80211_is_nullfunc(fc) || ieee80211_is_qos_nullfunc(fc));
739 }
740 
741 /**
742  * ieee80211_is_bufferable_mmpdu - check if frame is bufferable MMPDU
743  * @fc: frame control field in little-endian byteorder
744  */
ieee80211_is_bufferable_mmpdu(__le16 fc)745 static inline bool ieee80211_is_bufferable_mmpdu(__le16 fc)
746 {
747 	/* IEEE 802.11-2012, definition of "bufferable management frame";
748 	 * note that this ignores the IBSS special case. */
749 	return ieee80211_is_mgmt(fc) &&
750 	       (ieee80211_is_action(fc) ||
751 		ieee80211_is_disassoc(fc) ||
752 		ieee80211_is_deauth(fc));
753 }
754 
755 /**
756  * ieee80211_is_first_frag - check if IEEE80211_SCTL_FRAG is not set
757  * @seq_ctrl: frame sequence control bytes in little-endian byteorder
758  */
ieee80211_is_first_frag(__le16 seq_ctrl)759 static inline bool ieee80211_is_first_frag(__le16 seq_ctrl)
760 {
761 	return (seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG)) == 0;
762 }
763 
764 /**
765  * ieee80211_is_frag - check if a frame is a fragment
766  * @hdr: 802.11 header of the frame
767  */
ieee80211_is_frag(struct ieee80211_hdr * hdr)768 static inline bool ieee80211_is_frag(struct ieee80211_hdr *hdr)
769 {
770 	return ieee80211_has_morefrags(hdr->frame_control) ||
771 	       hdr->seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG);
772 }
773 
774 struct ieee80211s_hdr {
775 	u8 flags;
776 	u8 ttl;
777 	__le32 seqnum;
778 	u8 eaddr1[ETH_ALEN];
779 	u8 eaddr2[ETH_ALEN];
780 } __packed __aligned(2);
781 
782 /* Mesh flags */
783 #define MESH_FLAGS_AE_A4 	0x1
784 #define MESH_FLAGS_AE_A5_A6	0x2
785 #define MESH_FLAGS_AE		0x3
786 #define MESH_FLAGS_PS_DEEP	0x4
787 
788 /**
789  * enum ieee80211_preq_flags - mesh PREQ element flags
790  *
791  * @IEEE80211_PREQ_PROACTIVE_PREP_FLAG: proactive PREP subfield
792  */
793 enum ieee80211_preq_flags {
794 	IEEE80211_PREQ_PROACTIVE_PREP_FLAG	= 1<<2,
795 };
796 
797 /**
798  * enum ieee80211_preq_target_flags - mesh PREQ element per target flags
799  *
800  * @IEEE80211_PREQ_TO_FLAG: target only subfield
801  * @IEEE80211_PREQ_USN_FLAG: unknown target HWMP sequence number subfield
802  */
803 enum ieee80211_preq_target_flags {
804 	IEEE80211_PREQ_TO_FLAG	= 1<<0,
805 	IEEE80211_PREQ_USN_FLAG	= 1<<2,
806 };
807 
808 /**
809  * struct ieee80211_quiet_ie
810  *
811  * This structure refers to "Quiet information element"
812  */
813 struct ieee80211_quiet_ie {
814 	u8 count;
815 	u8 period;
816 	__le16 duration;
817 	__le16 offset;
818 } __packed;
819 
820 /**
821  * struct ieee80211_msrment_ie
822  *
823  * This structure refers to "Measurement Request/Report information element"
824  */
825 struct ieee80211_msrment_ie {
826 	u8 token;
827 	u8 mode;
828 	u8 type;
829 	u8 request[];
830 } __packed;
831 
832 /**
833  * struct ieee80211_channel_sw_ie
834  *
835  * This structure refers to "Channel Switch Announcement information element"
836  */
837 struct ieee80211_channel_sw_ie {
838 	u8 mode;
839 	u8 new_ch_num;
840 	u8 count;
841 } __packed;
842 
843 /**
844  * struct ieee80211_ext_chansw_ie
845  *
846  * This structure represents the "Extended Channel Switch Announcement element"
847  */
848 struct ieee80211_ext_chansw_ie {
849 	u8 mode;
850 	u8 new_operating_class;
851 	u8 new_ch_num;
852 	u8 count;
853 } __packed;
854 
855 /**
856  * struct ieee80211_sec_chan_offs_ie - secondary channel offset IE
857  * @sec_chan_offs: secondary channel offset, uses IEEE80211_HT_PARAM_CHA_SEC_*
858  *	values here
859  * This structure represents the "Secondary Channel Offset element"
860  */
861 struct ieee80211_sec_chan_offs_ie {
862 	u8 sec_chan_offs;
863 } __packed;
864 
865 /**
866  * struct ieee80211_mesh_chansw_params_ie - mesh channel switch parameters IE
867  *
868  * This structure represents the "Mesh Channel Switch Paramters element"
869  */
870 struct ieee80211_mesh_chansw_params_ie {
871 	u8 mesh_ttl;
872 	u8 mesh_flags;
873 	__le16 mesh_reason;
874 	__le16 mesh_pre_value;
875 } __packed;
876 
877 /**
878  * struct ieee80211_wide_bw_chansw_ie - wide bandwidth channel switch IE
879  */
880 struct ieee80211_wide_bw_chansw_ie {
881 	u8 new_channel_width;
882 	u8 new_center_freq_seg0, new_center_freq_seg1;
883 } __packed;
884 
885 /**
886  * struct ieee80211_tim
887  *
888  * This structure refers to "Traffic Indication Map information element"
889  */
890 struct ieee80211_tim_ie {
891 	u8 dtim_count;
892 	u8 dtim_period;
893 	u8 bitmap_ctrl;
894 	/* variable size: 1 - 251 bytes */
895 	u8 virtual_map[1];
896 } __packed;
897 
898 /**
899  * struct ieee80211_meshconf_ie
900  *
901  * This structure refers to "Mesh Configuration information element"
902  */
903 struct ieee80211_meshconf_ie {
904 	u8 meshconf_psel;
905 	u8 meshconf_pmetric;
906 	u8 meshconf_congest;
907 	u8 meshconf_synch;
908 	u8 meshconf_auth;
909 	u8 meshconf_form;
910 	u8 meshconf_cap;
911 } __packed;
912 
913 /**
914  * enum mesh_config_capab_flags - Mesh Configuration IE capability field flags
915  *
916  * @IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS: STA is willing to establish
917  *	additional mesh peerings with other mesh STAs
918  * @IEEE80211_MESHCONF_CAPAB_FORWARDING: the STA forwards MSDUs
919  * @IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING: TBTT adjustment procedure
920  *	is ongoing
921  * @IEEE80211_MESHCONF_CAPAB_POWER_SAVE_LEVEL: STA is in deep sleep mode or has
922  *	neighbors in deep sleep mode
923  */
924 enum mesh_config_capab_flags {
925 	IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS		= 0x01,
926 	IEEE80211_MESHCONF_CAPAB_FORWARDING		= 0x08,
927 	IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING		= 0x20,
928 	IEEE80211_MESHCONF_CAPAB_POWER_SAVE_LEVEL	= 0x40,
929 };
930 
931 #define IEEE80211_MESHCONF_FORM_CONNECTED_TO_GATE 0x1
932 
933 /**
934  * mesh channel switch parameters element's flag indicator
935  *
936  */
937 #define WLAN_EID_CHAN_SWITCH_PARAM_TX_RESTRICT BIT(0)
938 #define WLAN_EID_CHAN_SWITCH_PARAM_INITIATOR BIT(1)
939 #define WLAN_EID_CHAN_SWITCH_PARAM_REASON BIT(2)
940 
941 /**
942  * struct ieee80211_rann_ie
943  *
944  * This structure refers to "Root Announcement information element"
945  */
946 struct ieee80211_rann_ie {
947 	u8 rann_flags;
948 	u8 rann_hopcount;
949 	u8 rann_ttl;
950 	u8 rann_addr[ETH_ALEN];
951 	__le32 rann_seq;
952 	__le32 rann_interval;
953 	__le32 rann_metric;
954 } __packed;
955 
956 enum ieee80211_rann_flags {
957 	RANN_FLAG_IS_GATE = 1 << 0,
958 };
959 
960 enum ieee80211_ht_chanwidth_values {
961 	IEEE80211_HT_CHANWIDTH_20MHZ = 0,
962 	IEEE80211_HT_CHANWIDTH_ANY = 1,
963 };
964 
965 /**
966  * enum ieee80211_opmode_bits - VHT operating mode field bits
967  * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK: channel width mask
968  * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ: 20 MHz channel width
969  * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ: 40 MHz channel width
970  * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ: 80 MHz channel width
971  * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ: 160 MHz or 80+80 MHz channel width
972  * @IEEE80211_OPMODE_NOTIF_BW_160_80P80: 160 / 80+80 MHz indicator flag
973  * @IEEE80211_OPMODE_NOTIF_RX_NSS_MASK: number of spatial streams mask
974  *	(the NSS value is the value of this field + 1)
975  * @IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT: number of spatial streams shift
976  * @IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF: indicates streams in SU-MIMO PPDU
977  *	using a beamforming steering matrix
978  */
979 enum ieee80211_vht_opmode_bits {
980 	IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK	= 0x03,
981 	IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ	= 0,
982 	IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ	= 1,
983 	IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ	= 2,
984 	IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ	= 3,
985 	IEEE80211_OPMODE_NOTIF_BW_160_80P80	= 0x04,
986 	IEEE80211_OPMODE_NOTIF_RX_NSS_MASK	= 0x70,
987 	IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT	= 4,
988 	IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF	= 0x80,
989 };
990 
991 /**
992  * enum ieee80211_s1g_chanwidth
993  * These are defined in IEEE802.11-2016ah Table 10-20
994  * as BSS Channel Width
995  *
996  * @IEEE80211_S1G_CHANWIDTH_1MHZ: 1MHz operating channel
997  * @IEEE80211_S1G_CHANWIDTH_2MHZ: 2MHz operating channel
998  * @IEEE80211_S1G_CHANWIDTH_4MHZ: 4MHz operating channel
999  * @IEEE80211_S1G_CHANWIDTH_8MHZ: 8MHz operating channel
1000  * @IEEE80211_S1G_CHANWIDTH_16MHZ: 16MHz operating channel
1001  */
1002 enum ieee80211_s1g_chanwidth {
1003 	IEEE80211_S1G_CHANWIDTH_1MHZ = 0,
1004 	IEEE80211_S1G_CHANWIDTH_2MHZ = 1,
1005 	IEEE80211_S1G_CHANWIDTH_4MHZ = 3,
1006 	IEEE80211_S1G_CHANWIDTH_8MHZ = 7,
1007 	IEEE80211_S1G_CHANWIDTH_16MHZ = 15,
1008 };
1009 
1010 #define WLAN_SA_QUERY_TR_ID_LEN 2
1011 #define WLAN_MEMBERSHIP_LEN 8
1012 #define WLAN_USER_POSITION_LEN 16
1013 
1014 /**
1015  * struct ieee80211_tpc_report_ie
1016  *
1017  * This structure refers to "TPC Report element"
1018  */
1019 struct ieee80211_tpc_report_ie {
1020 	u8 tx_power;
1021 	u8 link_margin;
1022 } __packed;
1023 
1024 #define IEEE80211_ADDBA_EXT_FRAG_LEVEL_MASK	GENMASK(2, 1)
1025 #define IEEE80211_ADDBA_EXT_FRAG_LEVEL_SHIFT	1
1026 #define IEEE80211_ADDBA_EXT_NO_FRAG		BIT(0)
1027 #define IEEE80211_ADDBA_EXT_BUF_SIZE_MASK	GENMASK(7, 5)
1028 #define IEEE80211_ADDBA_EXT_BUF_SIZE_SHIFT	10
1029 
1030 struct ieee80211_addba_ext_ie {
1031 	u8 data;
1032 } __packed;
1033 
1034 /**
1035  * struct ieee80211_s1g_bcn_compat_ie
1036  *
1037  * S1G Beacon Compatibility element
1038  */
1039 struct ieee80211_s1g_bcn_compat_ie {
1040 	__le16 compat_info;
1041 	__le16 beacon_int;
1042 	__le32 tsf_completion;
1043 } __packed;
1044 
1045 /**
1046  * struct ieee80211_s1g_oper_ie
1047  *
1048  * S1G Operation element
1049  */
1050 struct ieee80211_s1g_oper_ie {
1051 	u8 ch_width;
1052 	u8 oper_class;
1053 	u8 primary_ch;
1054 	u8 oper_ch;
1055 	__le16 basic_mcs_nss;
1056 } __packed;
1057 
1058 /**
1059  * struct ieee80211_aid_response_ie
1060  *
1061  * AID Response element
1062  */
1063 struct ieee80211_aid_response_ie {
1064 	__le16 aid;
1065 	u8 switch_count;
1066 	__le16 response_int;
1067 } __packed;
1068 
1069 struct ieee80211_s1g_cap {
1070 	u8 capab_info[10];
1071 	u8 supp_mcs_nss[5];
1072 } __packed;
1073 
1074 struct ieee80211_ext {
1075 	__le16 frame_control;
1076 	__le16 duration;
1077 	union {
1078 		struct {
1079 			u8 sa[ETH_ALEN];
1080 			__le32 timestamp;
1081 			u8 change_seq;
1082 			u8 variable[0];
1083 		} __packed s1g_beacon;
1084 		struct {
1085 			u8 sa[ETH_ALEN];
1086 			__le32 timestamp;
1087 			u8 change_seq;
1088 			u8 next_tbtt[3];
1089 			u8 variable[0];
1090 		} __packed s1g_short_beacon;
1091 	} u;
1092 } __packed __aligned(2);
1093 
1094 #define IEEE80211_TWT_CONTROL_NDP			BIT(0)
1095 #define IEEE80211_TWT_CONTROL_RESP_MODE			BIT(1)
1096 #define IEEE80211_TWT_CONTROL_NEG_TYPE_BROADCAST	BIT(3)
1097 #define IEEE80211_TWT_CONTROL_RX_DISABLED		BIT(4)
1098 #define IEEE80211_TWT_CONTROL_WAKE_DUR_UNIT		BIT(5)
1099 
1100 #define IEEE80211_TWT_REQTYPE_REQUEST			BIT(0)
1101 #define IEEE80211_TWT_REQTYPE_SETUP_CMD			GENMASK(3, 1)
1102 #define IEEE80211_TWT_REQTYPE_TRIGGER			BIT(4)
1103 #define IEEE80211_TWT_REQTYPE_IMPLICIT			BIT(5)
1104 #define IEEE80211_TWT_REQTYPE_FLOWTYPE			BIT(6)
1105 #define IEEE80211_TWT_REQTYPE_FLOWID			GENMASK(9, 7)
1106 #define IEEE80211_TWT_REQTYPE_WAKE_INT_EXP		GENMASK(14, 10)
1107 #define IEEE80211_TWT_REQTYPE_PROTECTION		BIT(15)
1108 
1109 enum ieee80211_twt_setup_cmd {
1110 	TWT_SETUP_CMD_REQUEST,
1111 	TWT_SETUP_CMD_SUGGEST,
1112 	TWT_SETUP_CMD_DEMAND,
1113 	TWT_SETUP_CMD_GROUPING,
1114 	TWT_SETUP_CMD_ACCEPT,
1115 	TWT_SETUP_CMD_ALTERNATE,
1116 	TWT_SETUP_CMD_DICTATE,
1117 	TWT_SETUP_CMD_REJECT,
1118 };
1119 
1120 struct ieee80211_twt_params {
1121 	__le16 req_type;
1122 	__le64 twt;
1123 	u8 min_twt_dur;
1124 	__le16 mantissa;
1125 	u8 channel;
1126 } __packed;
1127 
1128 struct ieee80211_twt_setup {
1129 	u8 dialog_token;
1130 	u8 element_id;
1131 	u8 length;
1132 	u8 control;
1133 	u8 params[];
1134 } __packed;
1135 
1136 struct ieee80211_mgmt {
1137 	__le16 frame_control;
1138 	__le16 duration;
1139 	u8 da[ETH_ALEN];
1140 	u8 sa[ETH_ALEN];
1141 	u8 bssid[ETH_ALEN];
1142 	__le16 seq_ctrl;
1143 	union {
1144 		struct {
1145 			__le16 auth_alg;
1146 			__le16 auth_transaction;
1147 			__le16 status_code;
1148 			/* possibly followed by Challenge text */
1149 			u8 variable[];
1150 		} __packed auth;
1151 		struct {
1152 			__le16 reason_code;
1153 		} __packed deauth;
1154 		struct {
1155 			__le16 capab_info;
1156 			__le16 listen_interval;
1157 			/* followed by SSID and Supported rates */
1158 			u8 variable[];
1159 		} __packed assoc_req;
1160 		struct {
1161 			__le16 capab_info;
1162 			__le16 status_code;
1163 			__le16 aid;
1164 			/* followed by Supported rates */
1165 			u8 variable[];
1166 		} __packed assoc_resp, reassoc_resp;
1167 		struct {
1168 			__le16 capab_info;
1169 			__le16 status_code;
1170 			u8 variable[];
1171 		} __packed s1g_assoc_resp, s1g_reassoc_resp;
1172 		struct {
1173 			__le16 capab_info;
1174 			__le16 listen_interval;
1175 			u8 current_ap[ETH_ALEN];
1176 			/* followed by SSID and Supported rates */
1177 			u8 variable[];
1178 		} __packed reassoc_req;
1179 		struct {
1180 			__le16 reason_code;
1181 		} __packed disassoc;
1182 		struct {
1183 			__le64 timestamp;
1184 			__le16 beacon_int;
1185 			__le16 capab_info;
1186 			/* followed by some of SSID, Supported rates,
1187 			 * FH Params, DS Params, CF Params, IBSS Params, TIM */
1188 			u8 variable[];
1189 		} __packed beacon;
1190 		struct {
1191 			/* only variable items: SSID, Supported rates */
1192 			DECLARE_FLEX_ARRAY(u8, variable);
1193 		} __packed probe_req;
1194 		struct {
1195 			__le64 timestamp;
1196 			__le16 beacon_int;
1197 			__le16 capab_info;
1198 			/* followed by some of SSID, Supported rates,
1199 			 * FH Params, DS Params, CF Params, IBSS Params */
1200 			u8 variable[];
1201 		} __packed probe_resp;
1202 		struct {
1203 			u8 category;
1204 			union {
1205 				struct {
1206 					u8 action_code;
1207 					u8 dialog_token;
1208 					u8 status_code;
1209 					u8 variable[];
1210 				} __packed wme_action;
1211 				struct{
1212 					u8 action_code;
1213 					u8 variable[];
1214 				} __packed chan_switch;
1215 				struct{
1216 					u8 action_code;
1217 					struct ieee80211_ext_chansw_ie data;
1218 					u8 variable[];
1219 				} __packed ext_chan_switch;
1220 				struct{
1221 					u8 action_code;
1222 					u8 dialog_token;
1223 					u8 element_id;
1224 					u8 length;
1225 					struct ieee80211_msrment_ie msr_elem;
1226 				} __packed measurement;
1227 				struct{
1228 					u8 action_code;
1229 					u8 dialog_token;
1230 					__le16 capab;
1231 					__le16 timeout;
1232 					__le16 start_seq_num;
1233 					/* followed by BA Extension */
1234 					u8 variable[];
1235 				} __packed addba_req;
1236 				struct{
1237 					u8 action_code;
1238 					u8 dialog_token;
1239 					__le16 status;
1240 					__le16 capab;
1241 					__le16 timeout;
1242 				} __packed addba_resp;
1243 				struct{
1244 					u8 action_code;
1245 					__le16 params;
1246 					__le16 reason_code;
1247 				} __packed delba;
1248 				struct {
1249 					u8 action_code;
1250 					u8 variable[];
1251 				} __packed self_prot;
1252 				struct{
1253 					u8 action_code;
1254 					u8 variable[];
1255 				} __packed mesh_action;
1256 				struct {
1257 					u8 action;
1258 					u8 trans_id[WLAN_SA_QUERY_TR_ID_LEN];
1259 				} __packed sa_query;
1260 				struct {
1261 					u8 action;
1262 					u8 smps_control;
1263 				} __packed ht_smps;
1264 				struct {
1265 					u8 action_code;
1266 					u8 chanwidth;
1267 				} __packed ht_notify_cw;
1268 				struct {
1269 					u8 action_code;
1270 					u8 dialog_token;
1271 					__le16 capability;
1272 					u8 variable[0];
1273 				} __packed tdls_discover_resp;
1274 				struct {
1275 					u8 action_code;
1276 					u8 operating_mode;
1277 				} __packed vht_opmode_notif;
1278 				struct {
1279 					u8 action_code;
1280 					u8 membership[WLAN_MEMBERSHIP_LEN];
1281 					u8 position[WLAN_USER_POSITION_LEN];
1282 				} __packed vht_group_notif;
1283 				struct {
1284 					u8 action_code;
1285 					u8 dialog_token;
1286 					u8 tpc_elem_id;
1287 					u8 tpc_elem_length;
1288 					struct ieee80211_tpc_report_ie tpc;
1289 				} __packed tpc_report;
1290 				struct {
1291 					u8 action_code;
1292 					u8 dialog_token;
1293 					u8 follow_up;
1294 					u8 tod[6];
1295 					u8 toa[6];
1296 					__le16 tod_error;
1297 					__le16 toa_error;
1298 					u8 variable[];
1299 				} __packed ftm;
1300 				struct {
1301 					u8 action_code;
1302 					u8 variable[];
1303 				} __packed s1g;
1304 			} u;
1305 		} __packed action;
1306 	} u;
1307 } __packed __aligned(2);
1308 
1309 /* Supported rates membership selectors */
1310 #define BSS_MEMBERSHIP_SELECTOR_HT_PHY	127
1311 #define BSS_MEMBERSHIP_SELECTOR_VHT_PHY	126
1312 #define BSS_MEMBERSHIP_SELECTOR_HE_PHY	122
1313 #define BSS_MEMBERSHIP_SELECTOR_SAE_H2E 123
1314 
1315 /* mgmt header + 1 byte category code */
1316 #define IEEE80211_MIN_ACTION_SIZE offsetof(struct ieee80211_mgmt, u.action.u)
1317 
1318 
1319 /* Management MIC information element (IEEE 802.11w) */
1320 struct ieee80211_mmie {
1321 	u8 element_id;
1322 	u8 length;
1323 	__le16 key_id;
1324 	u8 sequence_number[6];
1325 	u8 mic[8];
1326 } __packed;
1327 
1328 /* Management MIC information element (IEEE 802.11w) for GMAC and CMAC-256 */
1329 struct ieee80211_mmie_16 {
1330 	u8 element_id;
1331 	u8 length;
1332 	__le16 key_id;
1333 	u8 sequence_number[6];
1334 	u8 mic[16];
1335 } __packed;
1336 
1337 struct ieee80211_vendor_ie {
1338 	u8 element_id;
1339 	u8 len;
1340 	u8 oui[3];
1341 	u8 oui_type;
1342 } __packed;
1343 
1344 struct ieee80211_wmm_ac_param {
1345 	u8 aci_aifsn; /* AIFSN, ACM, ACI */
1346 	u8 cw; /* ECWmin, ECWmax (CW = 2^ECW - 1) */
1347 	__le16 txop_limit;
1348 } __packed;
1349 
1350 struct ieee80211_wmm_param_ie {
1351 	u8 element_id; /* Element ID: 221 (0xdd); */
1352 	u8 len; /* Length: 24 */
1353 	/* required fields for WMM version 1 */
1354 	u8 oui[3]; /* 00:50:f2 */
1355 	u8 oui_type; /* 2 */
1356 	u8 oui_subtype; /* 1 */
1357 	u8 version; /* 1 for WMM version 1.0 */
1358 	u8 qos_info; /* AP/STA specific QoS info */
1359 	u8 reserved; /* 0 */
1360 	/* AC_BE, AC_BK, AC_VI, AC_VO */
1361 	struct ieee80211_wmm_ac_param ac[4];
1362 } __packed;
1363 
1364 /* Control frames */
1365 struct ieee80211_rts {
1366 	__le16 frame_control;
1367 	__le16 duration;
1368 	u8 ra[ETH_ALEN];
1369 	u8 ta[ETH_ALEN];
1370 } __packed __aligned(2);
1371 
1372 struct ieee80211_cts {
1373 	__le16 frame_control;
1374 	__le16 duration;
1375 	u8 ra[ETH_ALEN];
1376 } __packed __aligned(2);
1377 
1378 struct ieee80211_pspoll {
1379 	__le16 frame_control;
1380 	__le16 aid;
1381 	u8 bssid[ETH_ALEN];
1382 	u8 ta[ETH_ALEN];
1383 } __packed __aligned(2);
1384 
1385 /* TDLS */
1386 
1387 /* Channel switch timing */
1388 struct ieee80211_ch_switch_timing {
1389 	__le16 switch_time;
1390 	__le16 switch_timeout;
1391 } __packed;
1392 
1393 /* Link-id information element */
1394 struct ieee80211_tdls_lnkie {
1395 	u8 ie_type; /* Link Identifier IE */
1396 	u8 ie_len;
1397 	u8 bssid[ETH_ALEN];
1398 	u8 init_sta[ETH_ALEN];
1399 	u8 resp_sta[ETH_ALEN];
1400 } __packed;
1401 
1402 struct ieee80211_tdls_data {
1403 	u8 da[ETH_ALEN];
1404 	u8 sa[ETH_ALEN];
1405 	__be16 ether_type;
1406 	u8 payload_type;
1407 	u8 category;
1408 	u8 action_code;
1409 	union {
1410 		struct {
1411 			u8 dialog_token;
1412 			__le16 capability;
1413 			u8 variable[0];
1414 		} __packed setup_req;
1415 		struct {
1416 			__le16 status_code;
1417 			u8 dialog_token;
1418 			__le16 capability;
1419 			u8 variable[0];
1420 		} __packed setup_resp;
1421 		struct {
1422 			__le16 status_code;
1423 			u8 dialog_token;
1424 			u8 variable[0];
1425 		} __packed setup_cfm;
1426 		struct {
1427 			__le16 reason_code;
1428 			u8 variable[0];
1429 		} __packed teardown;
1430 		struct {
1431 			u8 dialog_token;
1432 			u8 variable[0];
1433 		} __packed discover_req;
1434 		struct {
1435 			u8 target_channel;
1436 			u8 oper_class;
1437 			u8 variable[0];
1438 		} __packed chan_switch_req;
1439 		struct {
1440 			__le16 status_code;
1441 			u8 variable[0];
1442 		} __packed chan_switch_resp;
1443 	} u;
1444 } __packed;
1445 
1446 /*
1447  * Peer-to-Peer IE attribute related definitions.
1448  */
1449 /**
1450  * enum ieee80211_p2p_attr_id - identifies type of peer-to-peer attribute.
1451  */
1452 enum ieee80211_p2p_attr_id {
1453 	IEEE80211_P2P_ATTR_STATUS = 0,
1454 	IEEE80211_P2P_ATTR_MINOR_REASON,
1455 	IEEE80211_P2P_ATTR_CAPABILITY,
1456 	IEEE80211_P2P_ATTR_DEVICE_ID,
1457 	IEEE80211_P2P_ATTR_GO_INTENT,
1458 	IEEE80211_P2P_ATTR_GO_CONFIG_TIMEOUT,
1459 	IEEE80211_P2P_ATTR_LISTEN_CHANNEL,
1460 	IEEE80211_P2P_ATTR_GROUP_BSSID,
1461 	IEEE80211_P2P_ATTR_EXT_LISTEN_TIMING,
1462 	IEEE80211_P2P_ATTR_INTENDED_IFACE_ADDR,
1463 	IEEE80211_P2P_ATTR_MANAGABILITY,
1464 	IEEE80211_P2P_ATTR_CHANNEL_LIST,
1465 	IEEE80211_P2P_ATTR_ABSENCE_NOTICE,
1466 	IEEE80211_P2P_ATTR_DEVICE_INFO,
1467 	IEEE80211_P2P_ATTR_GROUP_INFO,
1468 	IEEE80211_P2P_ATTR_GROUP_ID,
1469 	IEEE80211_P2P_ATTR_INTERFACE,
1470 	IEEE80211_P2P_ATTR_OPER_CHANNEL,
1471 	IEEE80211_P2P_ATTR_INVITE_FLAGS,
1472 	/* 19 - 220: Reserved */
1473 	IEEE80211_P2P_ATTR_VENDOR_SPECIFIC = 221,
1474 
1475 	IEEE80211_P2P_ATTR_MAX
1476 };
1477 
1478 /* Notice of Absence attribute - described in P2P spec 4.1.14 */
1479 /* Typical max value used here */
1480 #define IEEE80211_P2P_NOA_DESC_MAX	4
1481 
1482 struct ieee80211_p2p_noa_desc {
1483 	u8 count;
1484 	__le32 duration;
1485 	__le32 interval;
1486 	__le32 start_time;
1487 } __packed;
1488 
1489 struct ieee80211_p2p_noa_attr {
1490 	u8 index;
1491 	u8 oppps_ctwindow;
1492 	struct ieee80211_p2p_noa_desc desc[IEEE80211_P2P_NOA_DESC_MAX];
1493 } __packed;
1494 
1495 #define IEEE80211_P2P_OPPPS_ENABLE_BIT		BIT(7)
1496 #define IEEE80211_P2P_OPPPS_CTWINDOW_MASK	0x7F
1497 
1498 /**
1499  * struct ieee80211_bar - HT Block Ack Request
1500  *
1501  * This structure refers to "HT BlockAckReq" as
1502  * described in 802.11n draft section 7.2.1.7.1
1503  */
1504 struct ieee80211_bar {
1505 	__le16 frame_control;
1506 	__le16 duration;
1507 	__u8 ra[ETH_ALEN];
1508 	__u8 ta[ETH_ALEN];
1509 	__le16 control;
1510 	__le16 start_seq_num;
1511 } __packed;
1512 
1513 /* 802.11 BAR control masks */
1514 #define IEEE80211_BAR_CTRL_ACK_POLICY_NORMAL	0x0000
1515 #define IEEE80211_BAR_CTRL_MULTI_TID		0x0002
1516 #define IEEE80211_BAR_CTRL_CBMTID_COMPRESSED_BA	0x0004
1517 #define IEEE80211_BAR_CTRL_TID_INFO_MASK	0xf000
1518 #define IEEE80211_BAR_CTRL_TID_INFO_SHIFT	12
1519 
1520 #define IEEE80211_HT_MCS_MASK_LEN		10
1521 
1522 /**
1523  * struct ieee80211_mcs_info - MCS information
1524  * @rx_mask: RX mask
1525  * @rx_highest: highest supported RX rate. If set represents
1526  *	the highest supported RX data rate in units of 1 Mbps.
1527  *	If this field is 0 this value should not be used to
1528  *	consider the highest RX data rate supported.
1529  * @tx_params: TX parameters
1530  */
1531 struct ieee80211_mcs_info {
1532 	u8 rx_mask[IEEE80211_HT_MCS_MASK_LEN];
1533 	__le16 rx_highest;
1534 	u8 tx_params;
1535 	u8 reserved[3];
1536 } __packed;
1537 
1538 /* 802.11n HT capability MSC set */
1539 #define IEEE80211_HT_MCS_RX_HIGHEST_MASK	0x3ff
1540 #define IEEE80211_HT_MCS_TX_DEFINED		0x01
1541 #define IEEE80211_HT_MCS_TX_RX_DIFF		0x02
1542 /* value 0 == 1 stream etc */
1543 #define IEEE80211_HT_MCS_TX_MAX_STREAMS_MASK	0x0C
1544 #define IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT	2
1545 #define		IEEE80211_HT_MCS_TX_MAX_STREAMS	4
1546 #define IEEE80211_HT_MCS_TX_UNEQUAL_MODULATION	0x10
1547 
1548 /*
1549  * 802.11n D5.0 20.3.5 / 20.6 says:
1550  * - indices 0 to 7 and 32 are single spatial stream
1551  * - 8 to 31 are multiple spatial streams using equal modulation
1552  *   [8..15 for two streams, 16..23 for three and 24..31 for four]
1553  * - remainder are multiple spatial streams using unequal modulation
1554  */
1555 #define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START 33
1556 #define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START_BYTE \
1557 	(IEEE80211_HT_MCS_UNEQUAL_MODULATION_START / 8)
1558 
1559 /**
1560  * struct ieee80211_ht_cap - HT capabilities
1561  *
1562  * This structure is the "HT capabilities element" as
1563  * described in 802.11n D5.0 7.3.2.57
1564  */
1565 struct ieee80211_ht_cap {
1566 	__le16 cap_info;
1567 	u8 ampdu_params_info;
1568 
1569 	/* 16 bytes MCS information */
1570 	struct ieee80211_mcs_info mcs;
1571 
1572 	__le16 extended_ht_cap_info;
1573 	__le32 tx_BF_cap_info;
1574 	u8 antenna_selection_info;
1575 } __packed;
1576 
1577 /* 802.11n HT capabilities masks (for cap_info) */
1578 #define IEEE80211_HT_CAP_LDPC_CODING		0x0001
1579 #define IEEE80211_HT_CAP_SUP_WIDTH_20_40	0x0002
1580 #define IEEE80211_HT_CAP_SM_PS			0x000C
1581 #define		IEEE80211_HT_CAP_SM_PS_SHIFT	2
1582 #define IEEE80211_HT_CAP_GRN_FLD		0x0010
1583 #define IEEE80211_HT_CAP_SGI_20			0x0020
1584 #define IEEE80211_HT_CAP_SGI_40			0x0040
1585 #define IEEE80211_HT_CAP_TX_STBC		0x0080
1586 #define IEEE80211_HT_CAP_RX_STBC		0x0300
1587 #define		IEEE80211_HT_CAP_RX_STBC_SHIFT	8
1588 #define IEEE80211_HT_CAP_DELAY_BA		0x0400
1589 #define IEEE80211_HT_CAP_MAX_AMSDU		0x0800
1590 #define IEEE80211_HT_CAP_DSSSCCK40		0x1000
1591 #define IEEE80211_HT_CAP_RESERVED		0x2000
1592 #define IEEE80211_HT_CAP_40MHZ_INTOLERANT	0x4000
1593 #define IEEE80211_HT_CAP_LSIG_TXOP_PROT		0x8000
1594 
1595 /* 802.11n HT extended capabilities masks (for extended_ht_cap_info) */
1596 #define IEEE80211_HT_EXT_CAP_PCO		0x0001
1597 #define IEEE80211_HT_EXT_CAP_PCO_TIME		0x0006
1598 #define		IEEE80211_HT_EXT_CAP_PCO_TIME_SHIFT	1
1599 #define IEEE80211_HT_EXT_CAP_MCS_FB		0x0300
1600 #define		IEEE80211_HT_EXT_CAP_MCS_FB_SHIFT	8
1601 #define IEEE80211_HT_EXT_CAP_HTC_SUP		0x0400
1602 #define IEEE80211_HT_EXT_CAP_RD_RESPONDER	0x0800
1603 
1604 /* 802.11n HT capability AMPDU settings (for ampdu_params_info) */
1605 #define IEEE80211_HT_AMPDU_PARM_FACTOR		0x03
1606 #define IEEE80211_HT_AMPDU_PARM_DENSITY		0x1C
1607 #define		IEEE80211_HT_AMPDU_PARM_DENSITY_SHIFT	2
1608 
1609 /*
1610  * Maximum length of AMPDU that the STA can receive in high-throughput (HT).
1611  * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
1612  */
1613 enum ieee80211_max_ampdu_length_exp {
1614 	IEEE80211_HT_MAX_AMPDU_8K = 0,
1615 	IEEE80211_HT_MAX_AMPDU_16K = 1,
1616 	IEEE80211_HT_MAX_AMPDU_32K = 2,
1617 	IEEE80211_HT_MAX_AMPDU_64K = 3
1618 };
1619 
1620 /*
1621  * Maximum length of AMPDU that the STA can receive in VHT.
1622  * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
1623  */
1624 enum ieee80211_vht_max_ampdu_length_exp {
1625 	IEEE80211_VHT_MAX_AMPDU_8K = 0,
1626 	IEEE80211_VHT_MAX_AMPDU_16K = 1,
1627 	IEEE80211_VHT_MAX_AMPDU_32K = 2,
1628 	IEEE80211_VHT_MAX_AMPDU_64K = 3,
1629 	IEEE80211_VHT_MAX_AMPDU_128K = 4,
1630 	IEEE80211_VHT_MAX_AMPDU_256K = 5,
1631 	IEEE80211_VHT_MAX_AMPDU_512K = 6,
1632 	IEEE80211_VHT_MAX_AMPDU_1024K = 7
1633 };
1634 
1635 #define IEEE80211_HT_MAX_AMPDU_FACTOR 13
1636 
1637 /* Minimum MPDU start spacing */
1638 enum ieee80211_min_mpdu_spacing {
1639 	IEEE80211_HT_MPDU_DENSITY_NONE = 0,	/* No restriction */
1640 	IEEE80211_HT_MPDU_DENSITY_0_25 = 1,	/* 1/4 usec */
1641 	IEEE80211_HT_MPDU_DENSITY_0_5 = 2,	/* 1/2 usec */
1642 	IEEE80211_HT_MPDU_DENSITY_1 = 3,	/* 1 usec */
1643 	IEEE80211_HT_MPDU_DENSITY_2 = 4,	/* 2 usec */
1644 	IEEE80211_HT_MPDU_DENSITY_4 = 5,	/* 4 usec */
1645 	IEEE80211_HT_MPDU_DENSITY_8 = 6,	/* 8 usec */
1646 	IEEE80211_HT_MPDU_DENSITY_16 = 7	/* 16 usec */
1647 };
1648 
1649 /**
1650  * struct ieee80211_ht_operation - HT operation IE
1651  *
1652  * This structure is the "HT operation element" as
1653  * described in 802.11n-2009 7.3.2.57
1654  */
1655 struct ieee80211_ht_operation {
1656 	u8 primary_chan;
1657 	u8 ht_param;
1658 	__le16 operation_mode;
1659 	__le16 stbc_param;
1660 	u8 basic_set[16];
1661 } __packed;
1662 
1663 /* for ht_param */
1664 #define IEEE80211_HT_PARAM_CHA_SEC_OFFSET		0x03
1665 #define		IEEE80211_HT_PARAM_CHA_SEC_NONE		0x00
1666 #define		IEEE80211_HT_PARAM_CHA_SEC_ABOVE	0x01
1667 #define		IEEE80211_HT_PARAM_CHA_SEC_BELOW	0x03
1668 #define IEEE80211_HT_PARAM_CHAN_WIDTH_ANY		0x04
1669 #define IEEE80211_HT_PARAM_RIFS_MODE			0x08
1670 
1671 /* for operation_mode */
1672 #define IEEE80211_HT_OP_MODE_PROTECTION			0x0003
1673 #define		IEEE80211_HT_OP_MODE_PROTECTION_NONE		0
1674 #define		IEEE80211_HT_OP_MODE_PROTECTION_NONMEMBER	1
1675 #define		IEEE80211_HT_OP_MODE_PROTECTION_20MHZ		2
1676 #define		IEEE80211_HT_OP_MODE_PROTECTION_NONHT_MIXED	3
1677 #define IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT		0x0004
1678 #define IEEE80211_HT_OP_MODE_NON_HT_STA_PRSNT		0x0010
1679 #define IEEE80211_HT_OP_MODE_CCFS2_SHIFT		5
1680 #define IEEE80211_HT_OP_MODE_CCFS2_MASK			0x1fe0
1681 
1682 /* for stbc_param */
1683 #define IEEE80211_HT_STBC_PARAM_DUAL_BEACON		0x0040
1684 #define IEEE80211_HT_STBC_PARAM_DUAL_CTS_PROT		0x0080
1685 #define IEEE80211_HT_STBC_PARAM_STBC_BEACON		0x0100
1686 #define IEEE80211_HT_STBC_PARAM_LSIG_TXOP_FULLPROT	0x0200
1687 #define IEEE80211_HT_STBC_PARAM_PCO_ACTIVE		0x0400
1688 #define IEEE80211_HT_STBC_PARAM_PCO_PHASE		0x0800
1689 
1690 
1691 /* block-ack parameters */
1692 #define IEEE80211_ADDBA_PARAM_AMSDU_MASK 0x0001
1693 #define IEEE80211_ADDBA_PARAM_POLICY_MASK 0x0002
1694 #define IEEE80211_ADDBA_PARAM_TID_MASK 0x003C
1695 #define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFC0
1696 #define IEEE80211_DELBA_PARAM_TID_MASK 0xF000
1697 #define IEEE80211_DELBA_PARAM_INITIATOR_MASK 0x0800
1698 
1699 /*
1700  * A-MPDU buffer sizes
1701  * According to HT size varies from 8 to 64 frames
1702  * HE adds the ability to have up to 256 frames.
1703  * EHT adds the ability to have up to 1K frames.
1704  */
1705 #define IEEE80211_MIN_AMPDU_BUF		0x8
1706 #define IEEE80211_MAX_AMPDU_BUF_HT	0x40
1707 #define IEEE80211_MAX_AMPDU_BUF_HE	0x100
1708 #define IEEE80211_MAX_AMPDU_BUF_EHT	0x400
1709 
1710 
1711 /* Spatial Multiplexing Power Save Modes (for capability) */
1712 #define WLAN_HT_CAP_SM_PS_STATIC	0
1713 #define WLAN_HT_CAP_SM_PS_DYNAMIC	1
1714 #define WLAN_HT_CAP_SM_PS_INVALID	2
1715 #define WLAN_HT_CAP_SM_PS_DISABLED	3
1716 
1717 /* for SM power control field lower two bits */
1718 #define WLAN_HT_SMPS_CONTROL_DISABLED	0
1719 #define WLAN_HT_SMPS_CONTROL_STATIC	1
1720 #define WLAN_HT_SMPS_CONTROL_DYNAMIC	3
1721 
1722 /**
1723  * struct ieee80211_vht_mcs_info - VHT MCS information
1724  * @rx_mcs_map: RX MCS map 2 bits for each stream, total 8 streams
1725  * @rx_highest: Indicates highest long GI VHT PPDU data rate
1726  *	STA can receive. Rate expressed in units of 1 Mbps.
1727  *	If this field is 0 this value should not be used to
1728  *	consider the highest RX data rate supported.
1729  *	The top 3 bits of this field indicate the Maximum NSTS,total
1730  *	(a beamformee capability.)
1731  * @tx_mcs_map: TX MCS map 2 bits for each stream, total 8 streams
1732  * @tx_highest: Indicates highest long GI VHT PPDU data rate
1733  *	STA can transmit. Rate expressed in units of 1 Mbps.
1734  *	If this field is 0 this value should not be used to
1735  *	consider the highest TX data rate supported.
1736  *	The top 2 bits of this field are reserved, the
1737  *	3rd bit from the top indiciates VHT Extended NSS BW
1738  *	Capability.
1739  */
1740 struct ieee80211_vht_mcs_info {
1741 	__le16 rx_mcs_map;
1742 	__le16 rx_highest;
1743 	__le16 tx_mcs_map;
1744 	__le16 tx_highest;
1745 } __packed;
1746 
1747 /* for rx_highest */
1748 #define IEEE80211_VHT_MAX_NSTS_TOTAL_SHIFT	13
1749 #define IEEE80211_VHT_MAX_NSTS_TOTAL_MASK	(7 << IEEE80211_VHT_MAX_NSTS_TOTAL_SHIFT)
1750 
1751 /* for tx_highest */
1752 #define IEEE80211_VHT_EXT_NSS_BW_CAPABLE	(1 << 13)
1753 
1754 /**
1755  * enum ieee80211_vht_mcs_support - VHT MCS support definitions
1756  * @IEEE80211_VHT_MCS_SUPPORT_0_7: MCSes 0-7 are supported for the
1757  *	number of streams
1758  * @IEEE80211_VHT_MCS_SUPPORT_0_8: MCSes 0-8 are supported
1759  * @IEEE80211_VHT_MCS_SUPPORT_0_9: MCSes 0-9 are supported
1760  * @IEEE80211_VHT_MCS_NOT_SUPPORTED: This number of streams isn't supported
1761  *
1762  * These definitions are used in each 2-bit subfield of the @rx_mcs_map
1763  * and @tx_mcs_map fields of &struct ieee80211_vht_mcs_info, which are
1764  * both split into 8 subfields by number of streams. These values indicate
1765  * which MCSes are supported for the number of streams the value appears
1766  * for.
1767  */
1768 enum ieee80211_vht_mcs_support {
1769 	IEEE80211_VHT_MCS_SUPPORT_0_7	= 0,
1770 	IEEE80211_VHT_MCS_SUPPORT_0_8	= 1,
1771 	IEEE80211_VHT_MCS_SUPPORT_0_9	= 2,
1772 	IEEE80211_VHT_MCS_NOT_SUPPORTED	= 3,
1773 };
1774 
1775 /**
1776  * struct ieee80211_vht_cap - VHT capabilities
1777  *
1778  * This structure is the "VHT capabilities element" as
1779  * described in 802.11ac D3.0 8.4.2.160
1780  * @vht_cap_info: VHT capability info
1781  * @supp_mcs: VHT MCS supported rates
1782  */
1783 struct ieee80211_vht_cap {
1784 	__le32 vht_cap_info;
1785 	struct ieee80211_vht_mcs_info supp_mcs;
1786 } __packed;
1787 
1788 /**
1789  * enum ieee80211_vht_chanwidth - VHT channel width
1790  * @IEEE80211_VHT_CHANWIDTH_USE_HT: use the HT operation IE to
1791  *	determine the channel width (20 or 40 MHz)
1792  * @IEEE80211_VHT_CHANWIDTH_80MHZ: 80 MHz bandwidth
1793  * @IEEE80211_VHT_CHANWIDTH_160MHZ: 160 MHz bandwidth
1794  * @IEEE80211_VHT_CHANWIDTH_80P80MHZ: 80+80 MHz bandwidth
1795  */
1796 enum ieee80211_vht_chanwidth {
1797 	IEEE80211_VHT_CHANWIDTH_USE_HT		= 0,
1798 	IEEE80211_VHT_CHANWIDTH_80MHZ		= 1,
1799 	IEEE80211_VHT_CHANWIDTH_160MHZ		= 2,
1800 	IEEE80211_VHT_CHANWIDTH_80P80MHZ	= 3,
1801 };
1802 
1803 /**
1804  * struct ieee80211_vht_operation - VHT operation IE
1805  *
1806  * This structure is the "VHT operation element" as
1807  * described in 802.11ac D3.0 8.4.2.161
1808  * @chan_width: Operating channel width
1809  * @center_freq_seg0_idx: center freq segment 0 index
1810  * @center_freq_seg1_idx: center freq segment 1 index
1811  * @basic_mcs_set: VHT Basic MCS rate set
1812  */
1813 struct ieee80211_vht_operation {
1814 	u8 chan_width;
1815 	u8 center_freq_seg0_idx;
1816 	u8 center_freq_seg1_idx;
1817 	__le16 basic_mcs_set;
1818 } __packed;
1819 
1820 /**
1821  * struct ieee80211_he_cap_elem - HE capabilities element
1822  *
1823  * This structure is the "HE capabilities element" fixed fields as
1824  * described in P802.11ax_D4.0 section 9.4.2.242.2 and 9.4.2.242.3
1825  */
1826 struct ieee80211_he_cap_elem {
1827 	u8 mac_cap_info[6];
1828 	u8 phy_cap_info[11];
1829 } __packed;
1830 
1831 #define IEEE80211_TX_RX_MCS_NSS_DESC_MAX_LEN	5
1832 
1833 /**
1834  * enum ieee80211_he_mcs_support - HE MCS support definitions
1835  * @IEEE80211_HE_MCS_SUPPORT_0_7: MCSes 0-7 are supported for the
1836  *	number of streams
1837  * @IEEE80211_HE_MCS_SUPPORT_0_9: MCSes 0-9 are supported
1838  * @IEEE80211_HE_MCS_SUPPORT_0_11: MCSes 0-11 are supported
1839  * @IEEE80211_HE_MCS_NOT_SUPPORTED: This number of streams isn't supported
1840  *
1841  * These definitions are used in each 2-bit subfield of the rx_mcs_*
1842  * and tx_mcs_* fields of &struct ieee80211_he_mcs_nss_supp, which are
1843  * both split into 8 subfields by number of streams. These values indicate
1844  * which MCSes are supported for the number of streams the value appears
1845  * for.
1846  */
1847 enum ieee80211_he_mcs_support {
1848 	IEEE80211_HE_MCS_SUPPORT_0_7	= 0,
1849 	IEEE80211_HE_MCS_SUPPORT_0_9	= 1,
1850 	IEEE80211_HE_MCS_SUPPORT_0_11	= 2,
1851 	IEEE80211_HE_MCS_NOT_SUPPORTED	= 3,
1852 };
1853 
1854 /**
1855  * struct ieee80211_he_mcs_nss_supp - HE Tx/Rx HE MCS NSS Support Field
1856  *
1857  * This structure holds the data required for the Tx/Rx HE MCS NSS Support Field
1858  * described in P802.11ax_D2.0 section 9.4.2.237.4
1859  *
1860  * @rx_mcs_80: Rx MCS map 2 bits for each stream, total 8 streams, for channel
1861  *     widths less than 80MHz.
1862  * @tx_mcs_80: Tx MCS map 2 bits for each stream, total 8 streams, for channel
1863  *     widths less than 80MHz.
1864  * @rx_mcs_160: Rx MCS map 2 bits for each stream, total 8 streams, for channel
1865  *     width 160MHz.
1866  * @tx_mcs_160: Tx MCS map 2 bits for each stream, total 8 streams, for channel
1867  *     width 160MHz.
1868  * @rx_mcs_80p80: Rx MCS map 2 bits for each stream, total 8 streams, for
1869  *     channel width 80p80MHz.
1870  * @tx_mcs_80p80: Tx MCS map 2 bits for each stream, total 8 streams, for
1871  *     channel width 80p80MHz.
1872  */
1873 struct ieee80211_he_mcs_nss_supp {
1874 	__le16 rx_mcs_80;
1875 	__le16 tx_mcs_80;
1876 	__le16 rx_mcs_160;
1877 	__le16 tx_mcs_160;
1878 	__le16 rx_mcs_80p80;
1879 	__le16 tx_mcs_80p80;
1880 } __packed;
1881 
1882 /**
1883  * struct ieee80211_he_operation - HE capabilities element
1884  *
1885  * This structure is the "HE operation element" fields as
1886  * described in P802.11ax_D4.0 section 9.4.2.243
1887  */
1888 struct ieee80211_he_operation {
1889 	__le32 he_oper_params;
1890 	__le16 he_mcs_nss_set;
1891 	/* Optional 0,1,3,4,5,7 or 8 bytes: depends on @he_oper_params */
1892 	u8 optional[];
1893 } __packed;
1894 
1895 /**
1896  * struct ieee80211_he_spr - HE spatial reuse element
1897  *
1898  * This structure is the "HE spatial reuse element" element as
1899  * described in P802.11ax_D4.0 section 9.4.2.241
1900  */
1901 struct ieee80211_he_spr {
1902 	u8 he_sr_control;
1903 	/* Optional 0 to 19 bytes: depends on @he_sr_control */
1904 	u8 optional[];
1905 } __packed;
1906 
1907 /**
1908  * struct ieee80211_he_mu_edca_param_ac_rec - MU AC Parameter Record field
1909  *
1910  * This structure is the "MU AC Parameter Record" fields as
1911  * described in P802.11ax_D4.0 section 9.4.2.245
1912  */
1913 struct ieee80211_he_mu_edca_param_ac_rec {
1914 	u8 aifsn;
1915 	u8 ecw_min_max;
1916 	u8 mu_edca_timer;
1917 } __packed;
1918 
1919 /**
1920  * struct ieee80211_mu_edca_param_set - MU EDCA Parameter Set element
1921  *
1922  * This structure is the "MU EDCA Parameter Set element" fields as
1923  * described in P802.11ax_D4.0 section 9.4.2.245
1924  */
1925 struct ieee80211_mu_edca_param_set {
1926 	u8 mu_qos_info;
1927 	struct ieee80211_he_mu_edca_param_ac_rec ac_be;
1928 	struct ieee80211_he_mu_edca_param_ac_rec ac_bk;
1929 	struct ieee80211_he_mu_edca_param_ac_rec ac_vi;
1930 	struct ieee80211_he_mu_edca_param_ac_rec ac_vo;
1931 } __packed;
1932 
1933 #define IEEE80211_EHT_MCS_NSS_RX 0x0f
1934 #define IEEE80211_EHT_MCS_NSS_TX 0xf0
1935 
1936 /**
1937  * struct ieee80211_eht_mcs_nss_supp_20mhz_only - EHT 20MHz only station max
1938  * supported NSS for per MCS.
1939  *
1940  * For each field below, bits 0 - 3 indicate the maximal number of spatial
1941  * streams for Rx, and bits 4 - 7 indicate the maximal number of spatial streams
1942  * for Tx.
1943  *
1944  * @rx_tx_mcs7_max_nss: indicates the maximum number of spatial streams
1945  *     supported for reception and the maximum number of spatial streams
1946  *     supported for transmission for MCS 0 - 7.
1947  * @rx_tx_mcs9_max_nss: indicates the maximum number of spatial streams
1948  *     supported for reception and the maximum number of spatial streams
1949  *     supported for transmission for MCS 8 - 9.
1950  * @rx_tx_mcs11_max_nss: indicates the maximum number of spatial streams
1951  *     supported for reception and the maximum number of spatial streams
1952  *     supported for transmission for MCS 10 - 11.
1953  * @rx_tx_mcs13_max_nss: indicates the maximum number of spatial streams
1954  *     supported for reception and the maximum number of spatial streams
1955  *     supported for transmission for MCS 12 - 13.
1956  */
1957 struct ieee80211_eht_mcs_nss_supp_20mhz_only {
1958 	u8 rx_tx_mcs7_max_nss;
1959 	u8 rx_tx_mcs9_max_nss;
1960 	u8 rx_tx_mcs11_max_nss;
1961 	u8 rx_tx_mcs13_max_nss;
1962 };
1963 
1964 /**
1965  * struct ieee80211_eht_mcs_nss_supp_bw - EHT max supported NSS per MCS (except
1966  * 20MHz only stations).
1967  *
1968  * For each field below, bits 0 - 3 indicate the maximal number of spatial
1969  * streams for Rx, and bits 4 - 7 indicate the maximal number of spatial streams
1970  * for Tx.
1971  *
1972  * @rx_tx_mcs9_max_nss: indicates the maximum number of spatial streams
1973  *     supported for reception and the maximum number of spatial streams
1974  *     supported for transmission for MCS 0 - 9.
1975  * @rx_tx_mcs11_max_nss: indicates the maximum number of spatial streams
1976  *     supported for reception and the maximum number of spatial streams
1977  *     supported for transmission for MCS 10 - 11.
1978  * @rx_tx_mcs13_max_nss: indicates the maximum number of spatial streams
1979  *     supported for reception and the maximum number of spatial streams
1980  *     supported for transmission for MCS 12 - 13.
1981  */
1982 struct ieee80211_eht_mcs_nss_supp_bw {
1983 	u8 rx_tx_mcs9_max_nss;
1984 	u8 rx_tx_mcs11_max_nss;
1985 	u8 rx_tx_mcs13_max_nss;
1986 };
1987 
1988 /**
1989  * struct ieee80211_eht_cap_elem_fixed - EHT capabilities fixed data
1990  *
1991  * This structure is the "EHT Capabilities element" fixed fields as
1992  * described in P802.11be_D1.4 section 9.4.2.313.
1993  *
1994  * @mac_cap_info: MAC capabilities, see IEEE80211_EHT_MAC_CAP*
1995  * @phy_cap_info: PHY capabilities, see IEEE80211_EHT_PHY_CAP*
1996  */
1997 struct ieee80211_eht_cap_elem_fixed {
1998 	u8 mac_cap_info[2];
1999 	u8 phy_cap_info[9];
2000 } __packed;
2001 
2002 /**
2003  * struct ieee80211_eht_cap_elem - EHT capabilities element
2004  * @fixed: fixed parts, see &ieee80211_eht_cap_elem_fixed
2005  * @optional: optional parts
2006  */
2007 struct ieee80211_eht_cap_elem {
2008 	struct ieee80211_eht_cap_elem_fixed fixed;
2009 
2010 	/*
2011 	 * Followed by:
2012 	 * Supported EHT-MCS And NSS Set field: 4, 3, 6 or 9 octets.
2013 	 * EHT PPE Thresholds field: variable length.
2014 	 */
2015 	u8 optional[];
2016 } __packed;
2017 
2018 /**
2019  * struct ieee80211_eht_operation - eht operation element
2020  *
2021  * This structure is the "EHT Operation Element" fields as
2022  * described in P802.11be_D1.4 section 9.4.2.311
2023  *
2024  * FIXME: The spec is unclear how big the fields are, and doesn't
2025  *	  indicate the "Disabled Subchannel Bitmap Present" in the
2026  *	  structure (Figure 9-1002a) at all ...
2027  */
2028 struct ieee80211_eht_operation {
2029 	u8 chan_width;
2030 	u8 ccfs;
2031 	u8 present_bm;
2032 
2033 	u8 disable_subchannel_bitmap[];
2034 } __packed;
2035 
2036 #define IEEE80211_EHT_OPER_DISABLED_SUBCHANNEL_BITMAP_PRESENT	0x1
2037 
2038 /* 802.11ac VHT Capabilities */
2039 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895			0x00000000
2040 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991			0x00000001
2041 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454			0x00000002
2042 #define IEEE80211_VHT_CAP_MAX_MPDU_MASK				0x00000003
2043 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ		0x00000004
2044 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ	0x00000008
2045 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_MASK			0x0000000C
2046 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_SHIFT			2
2047 #define IEEE80211_VHT_CAP_RXLDPC				0x00000010
2048 #define IEEE80211_VHT_CAP_SHORT_GI_80				0x00000020
2049 #define IEEE80211_VHT_CAP_SHORT_GI_160				0x00000040
2050 #define IEEE80211_VHT_CAP_TXSTBC				0x00000080
2051 #define IEEE80211_VHT_CAP_RXSTBC_1				0x00000100
2052 #define IEEE80211_VHT_CAP_RXSTBC_2				0x00000200
2053 #define IEEE80211_VHT_CAP_RXSTBC_3				0x00000300
2054 #define IEEE80211_VHT_CAP_RXSTBC_4				0x00000400
2055 #define IEEE80211_VHT_CAP_RXSTBC_MASK				0x00000700
2056 #define IEEE80211_VHT_CAP_RXSTBC_SHIFT				8
2057 #define IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE			0x00000800
2058 #define IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE			0x00001000
2059 #define IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT                  13
2060 #define IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK			\
2061 		(7 << IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT)
2062 #define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT		16
2063 #define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK		\
2064 		(7 << IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT)
2065 #define IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE			0x00080000
2066 #define IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE			0x00100000
2067 #define IEEE80211_VHT_CAP_VHT_TXOP_PS				0x00200000
2068 #define IEEE80211_VHT_CAP_HTC_VHT				0x00400000
2069 #define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT	23
2070 #define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK	\
2071 		(7 << IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT)
2072 #define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_UNSOL_MFB	0x08000000
2073 #define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB	0x0c000000
2074 #define IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN			0x10000000
2075 #define IEEE80211_VHT_CAP_TX_ANTENNA_PATTERN			0x20000000
2076 #define IEEE80211_VHT_CAP_EXT_NSS_BW_SHIFT			30
2077 #define IEEE80211_VHT_CAP_EXT_NSS_BW_MASK			0xc0000000
2078 
2079 /**
2080  * ieee80211_get_vht_max_nss - return max NSS for a given bandwidth/MCS
2081  * @cap: VHT capabilities of the peer
2082  * @bw: bandwidth to use
2083  * @mcs: MCS index to use
2084  * @ext_nss_bw_capable: indicates whether or not the local transmitter
2085  *	(rate scaling algorithm) can deal with the new logic
2086  *	(dot11VHTExtendedNSSBWCapable)
2087  * @max_vht_nss: current maximum NSS as advertised by the STA in
2088  *	operating mode notification, can be 0 in which case the
2089  *	capability data will be used to derive this (from MCS support)
2090  *
2091  * Due to the VHT Extended NSS Bandwidth Support, the maximum NSS can
2092  * vary for a given BW/MCS. This function parses the data.
2093  *
2094  * Note: This function is exported by cfg80211.
2095  */
2096 int ieee80211_get_vht_max_nss(struct ieee80211_vht_cap *cap,
2097 			      enum ieee80211_vht_chanwidth bw,
2098 			      int mcs, bool ext_nss_bw_capable,
2099 			      unsigned int max_vht_nss);
2100 
2101 /**
2102  * enum ieee80211_ap_reg_power - regulatory power for a Access Point
2103  *
2104  * @IEEE80211_REG_UNSET_AP: Access Point has no regulatory power mode
2105  * @IEEE80211_REG_LPI: Indoor Access Point
2106  * @IEEE80211_REG_SP: Standard power Access Point
2107  * @IEEE80211_REG_VLP: Very low power Access Point
2108  * @IEEE80211_REG_AP_POWER_AFTER_LAST: internal
2109  * @IEEE80211_REG_AP_POWER_MAX: maximum value
2110  */
2111 enum ieee80211_ap_reg_power {
2112 	IEEE80211_REG_UNSET_AP,
2113 	IEEE80211_REG_LPI_AP,
2114 	IEEE80211_REG_SP_AP,
2115 	IEEE80211_REG_VLP_AP,
2116 	IEEE80211_REG_AP_POWER_AFTER_LAST,
2117 	IEEE80211_REG_AP_POWER_MAX =
2118 		IEEE80211_REG_AP_POWER_AFTER_LAST - 1,
2119 };
2120 
2121 /**
2122  * enum ieee80211_client_reg_power - regulatory power for a client
2123  *
2124  * @IEEE80211_REG_UNSET_CLIENT: Client has no regulatory power mode
2125  * @IEEE80211_REG_DEFAULT_CLIENT: Default Client
2126  * @IEEE80211_REG_SUBORDINATE_CLIENT: Subordinate Client
2127  * @IEEE80211_REG_CLIENT_POWER_AFTER_LAST: internal
2128  * @IEEE80211_REG_CLIENT_POWER_MAX: maximum value
2129  */
2130 enum ieee80211_client_reg_power {
2131 	IEEE80211_REG_UNSET_CLIENT,
2132 	IEEE80211_REG_DEFAULT_CLIENT,
2133 	IEEE80211_REG_SUBORDINATE_CLIENT,
2134 	IEEE80211_REG_CLIENT_POWER_AFTER_LAST,
2135 	IEEE80211_REG_CLIENT_POWER_MAX =
2136 		IEEE80211_REG_CLIENT_POWER_AFTER_LAST - 1,
2137 };
2138 
2139 /* 802.11ax HE MAC capabilities */
2140 #define IEEE80211_HE_MAC_CAP0_HTC_HE				0x01
2141 #define IEEE80211_HE_MAC_CAP0_TWT_REQ				0x02
2142 #define IEEE80211_HE_MAC_CAP0_TWT_RES				0x04
2143 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_NOT_SUPP		0x00
2144 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_1		0x08
2145 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_2		0x10
2146 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_3		0x18
2147 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_MASK			0x18
2148 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_1		0x00
2149 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_2		0x20
2150 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_4		0x40
2151 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_8		0x60
2152 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_16		0x80
2153 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_32		0xa0
2154 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_64		0xc0
2155 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_UNLIMITED	0xe0
2156 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_MASK		0xe0
2157 
2158 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_UNLIMITED		0x00
2159 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_128			0x01
2160 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_256			0x02
2161 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_512			0x03
2162 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_MASK		0x03
2163 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_0US		0x00
2164 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_8US		0x04
2165 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_16US		0x08
2166 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_MASK		0x0c
2167 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_1		0x00
2168 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_2		0x10
2169 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_3		0x20
2170 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_4		0x30
2171 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_5		0x40
2172 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_6		0x50
2173 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_7		0x60
2174 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_8		0x70
2175 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_MASK		0x70
2176 
2177 /* Link adaptation is split between byte HE_MAC_CAP1 and
2178  * HE_MAC_CAP2. It should be set only if IEEE80211_HE_MAC_CAP0_HTC_HE
2179  * in which case the following values apply:
2180  * 0 = No feedback.
2181  * 1 = reserved.
2182  * 2 = Unsolicited feedback.
2183  * 3 = both
2184  */
2185 #define IEEE80211_HE_MAC_CAP1_LINK_ADAPTATION			0x80
2186 
2187 #define IEEE80211_HE_MAC_CAP2_LINK_ADAPTATION			0x01
2188 #define IEEE80211_HE_MAC_CAP2_ALL_ACK				0x02
2189 #define IEEE80211_HE_MAC_CAP2_TRS				0x04
2190 #define IEEE80211_HE_MAC_CAP2_BSR				0x08
2191 #define IEEE80211_HE_MAC_CAP2_BCAST_TWT				0x10
2192 #define IEEE80211_HE_MAC_CAP2_32BIT_BA_BITMAP			0x20
2193 #define IEEE80211_HE_MAC_CAP2_MU_CASCADING			0x40
2194 #define IEEE80211_HE_MAC_CAP2_ACK_EN				0x80
2195 
2196 #define IEEE80211_HE_MAC_CAP3_OMI_CONTROL			0x02
2197 #define IEEE80211_HE_MAC_CAP3_OFDMA_RA				0x04
2198 
2199 /* The maximum length of an A-MDPU is defined by the combination of the Maximum
2200  * A-MDPU Length Exponent field in the HT capabilities, VHT capabilities and the
2201  * same field in the HE capabilities.
2202  */
2203 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_0		0x00
2204 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_1		0x08
2205 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_2		0x10
2206 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_3		0x18
2207 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_MASK		0x18
2208 #define IEEE80211_HE_MAC_CAP3_AMSDU_FRAG			0x20
2209 #define IEEE80211_HE_MAC_CAP3_FLEX_TWT_SCHED			0x40
2210 #define IEEE80211_HE_MAC_CAP3_RX_CTRL_FRAME_TO_MULTIBSS		0x80
2211 
2212 #define IEEE80211_HE_MAC_CAP4_BSRP_BQRP_A_MPDU_AGG		0x01
2213 #define IEEE80211_HE_MAC_CAP4_QTP				0x02
2214 #define IEEE80211_HE_MAC_CAP4_BQR				0x04
2215 #define IEEE80211_HE_MAC_CAP4_PSR_RESP				0x08
2216 #define IEEE80211_HE_MAC_CAP4_NDP_FB_REP			0x10
2217 #define IEEE80211_HE_MAC_CAP4_OPS				0x20
2218 #define IEEE80211_HE_MAC_CAP4_AMSDU_IN_AMPDU			0x40
2219 /* Multi TID agg TX is split between byte #4 and #5
2220  * The value is a combination of B39,B40,B41
2221  */
2222 #define IEEE80211_HE_MAC_CAP4_MULTI_TID_AGG_TX_QOS_B39		0x80
2223 
2224 #define IEEE80211_HE_MAC_CAP5_MULTI_TID_AGG_TX_QOS_B40		0x01
2225 #define IEEE80211_HE_MAC_CAP5_MULTI_TID_AGG_TX_QOS_B41		0x02
2226 #define IEEE80211_HE_MAC_CAP5_SUBCHAN_SELECTIVE_TRANSMISSION	0x04
2227 #define IEEE80211_HE_MAC_CAP5_UL_2x996_TONE_RU			0x08
2228 #define IEEE80211_HE_MAC_CAP5_OM_CTRL_UL_MU_DATA_DIS_RX		0x10
2229 #define IEEE80211_HE_MAC_CAP5_HE_DYNAMIC_SM_PS			0x20
2230 #define IEEE80211_HE_MAC_CAP5_PUNCTURED_SOUNDING		0x40
2231 #define IEEE80211_HE_MAC_CAP5_HT_VHT_TRIG_FRAME_RX		0x80
2232 
2233 #define IEEE80211_HE_VHT_MAX_AMPDU_FACTOR	20
2234 #define IEEE80211_HE_HT_MAX_AMPDU_FACTOR	16
2235 #define IEEE80211_HE_6GHZ_MAX_AMPDU_FACTOR	13
2236 
2237 /* 802.11ax HE PHY capabilities */
2238 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G		0x02
2239 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G	0x04
2240 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G		0x08
2241 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G	0x10
2242 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_MASK_ALL		0x1e
2243 
2244 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_2G	0x20
2245 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_5G	0x40
2246 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_MASK			0xfe
2247 
2248 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_80MHZ_ONLY_SECOND_20MHZ	0x01
2249 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_80MHZ_ONLY_SECOND_40MHZ	0x02
2250 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_160MHZ_ONLY_SECOND_20MHZ	0x04
2251 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_160MHZ_ONLY_SECOND_40MHZ	0x08
2252 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_MASK			0x0f
2253 #define IEEE80211_HE_PHY_CAP1_DEVICE_CLASS_A				0x10
2254 #define IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD			0x20
2255 #define IEEE80211_HE_PHY_CAP1_HE_LTF_AND_GI_FOR_HE_PPDUS_0_8US		0x40
2256 /* Midamble RX/TX Max NSTS is split between byte #2 and byte #3 */
2257 #define IEEE80211_HE_PHY_CAP1_MIDAMBLE_RX_TX_MAX_NSTS			0x80
2258 
2259 #define IEEE80211_HE_PHY_CAP2_MIDAMBLE_RX_TX_MAX_NSTS			0x01
2260 #define IEEE80211_HE_PHY_CAP2_NDP_4x_LTF_AND_3_2US			0x02
2261 #define IEEE80211_HE_PHY_CAP2_STBC_TX_UNDER_80MHZ			0x04
2262 #define IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ			0x08
2263 #define IEEE80211_HE_PHY_CAP2_DOPPLER_TX				0x10
2264 #define IEEE80211_HE_PHY_CAP2_DOPPLER_RX				0x20
2265 
2266 /* Note that the meaning of UL MU below is different between an AP and a non-AP
2267  * sta, where in the AP case it indicates support for Rx and in the non-AP sta
2268  * case it indicates support for Tx.
2269  */
2270 #define IEEE80211_HE_PHY_CAP2_UL_MU_FULL_MU_MIMO			0x40
2271 #define IEEE80211_HE_PHY_CAP2_UL_MU_PARTIAL_MU_MIMO			0x80
2272 
2273 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_NO_DCM			0x00
2274 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_BPSK			0x01
2275 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_QPSK			0x02
2276 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_16_QAM			0x03
2277 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_MASK			0x03
2278 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_TX_NSS_1				0x00
2279 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_TX_NSS_2				0x04
2280 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_NO_DCM			0x00
2281 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_BPSK			0x08
2282 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_QPSK			0x10
2283 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_16_QAM			0x18
2284 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_MASK			0x18
2285 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_RX_NSS_1				0x00
2286 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_RX_NSS_2				0x20
2287 #define IEEE80211_HE_PHY_CAP3_RX_PARTIAL_BW_SU_IN_20MHZ_MU		0x40
2288 #define IEEE80211_HE_PHY_CAP3_SU_BEAMFORMER				0x80
2289 
2290 #define IEEE80211_HE_PHY_CAP4_SU_BEAMFORMEE				0x01
2291 #define IEEE80211_HE_PHY_CAP4_MU_BEAMFORMER				0x02
2292 
2293 /* Minimal allowed value of Max STS under 80MHz is 3 */
2294 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_4		0x0c
2295 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_5		0x10
2296 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_6		0x14
2297 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_7		0x18
2298 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_8		0x1c
2299 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_MASK	0x1c
2300 
2301 /* Minimal allowed value of Max STS above 80MHz is 3 */
2302 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_4		0x60
2303 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_5		0x80
2304 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_6		0xa0
2305 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_7		0xc0
2306 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_8		0xe0
2307 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_MASK	0xe0
2308 
2309 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_1	0x00
2310 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_2	0x01
2311 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_3	0x02
2312 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_4	0x03
2313 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_5	0x04
2314 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_6	0x05
2315 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_7	0x06
2316 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_8	0x07
2317 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK	0x07
2318 
2319 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_1	0x00
2320 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_2	0x08
2321 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_3	0x10
2322 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_4	0x18
2323 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_5	0x20
2324 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_6	0x28
2325 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_7	0x30
2326 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_8	0x38
2327 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_MASK	0x38
2328 
2329 #define IEEE80211_HE_PHY_CAP5_NG16_SU_FEEDBACK				0x40
2330 #define IEEE80211_HE_PHY_CAP5_NG16_MU_FEEDBACK				0x80
2331 
2332 #define IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_42_SU			0x01
2333 #define IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_75_MU			0x02
2334 #define IEEE80211_HE_PHY_CAP6_TRIG_SU_BEAMFORMING_FB			0x04
2335 #define IEEE80211_HE_PHY_CAP6_TRIG_MU_BEAMFORMING_PARTIAL_BW_FB		0x08
2336 #define IEEE80211_HE_PHY_CAP6_TRIG_CQI_FB				0x10
2337 #define IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE			0x20
2338 #define IEEE80211_HE_PHY_CAP6_PARTIAL_BANDWIDTH_DL_MUMIMO		0x40
2339 #define IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT			0x80
2340 
2341 #define IEEE80211_HE_PHY_CAP7_PSR_BASED_SR				0x01
2342 #define IEEE80211_HE_PHY_CAP7_POWER_BOOST_FACTOR_SUPP			0x02
2343 #define IEEE80211_HE_PHY_CAP7_HE_SU_MU_PPDU_4XLTF_AND_08_US_GI		0x04
2344 #define IEEE80211_HE_PHY_CAP7_MAX_NC_1					0x08
2345 #define IEEE80211_HE_PHY_CAP7_MAX_NC_2					0x10
2346 #define IEEE80211_HE_PHY_CAP7_MAX_NC_3					0x18
2347 #define IEEE80211_HE_PHY_CAP7_MAX_NC_4					0x20
2348 #define IEEE80211_HE_PHY_CAP7_MAX_NC_5					0x28
2349 #define IEEE80211_HE_PHY_CAP7_MAX_NC_6					0x30
2350 #define IEEE80211_HE_PHY_CAP7_MAX_NC_7					0x38
2351 #define IEEE80211_HE_PHY_CAP7_MAX_NC_MASK				0x38
2352 #define IEEE80211_HE_PHY_CAP7_STBC_TX_ABOVE_80MHZ			0x40
2353 #define IEEE80211_HE_PHY_CAP7_STBC_RX_ABOVE_80MHZ			0x80
2354 
2355 #define IEEE80211_HE_PHY_CAP8_HE_ER_SU_PPDU_4XLTF_AND_08_US_GI		0x01
2356 #define IEEE80211_HE_PHY_CAP8_20MHZ_IN_40MHZ_HE_PPDU_IN_2G		0x02
2357 #define IEEE80211_HE_PHY_CAP8_20MHZ_IN_160MHZ_HE_PPDU			0x04
2358 #define IEEE80211_HE_PHY_CAP8_80MHZ_IN_160MHZ_HE_PPDU			0x08
2359 #define IEEE80211_HE_PHY_CAP8_HE_ER_SU_1XLTF_AND_08_US_GI		0x10
2360 #define IEEE80211_HE_PHY_CAP8_MIDAMBLE_RX_TX_2X_AND_1XLTF		0x20
2361 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_242				0x00
2362 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_484				0x40
2363 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_996				0x80
2364 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_2x996				0xc0
2365 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_MASK				0xc0
2366 
2367 #define IEEE80211_HE_PHY_CAP9_LONGER_THAN_16_SIGB_OFDM_SYM		0x01
2368 #define IEEE80211_HE_PHY_CAP9_NON_TRIGGERED_CQI_FEEDBACK		0x02
2369 #define IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU		0x04
2370 #define IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU		0x08
2371 #define IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_COMP_SIGB	0x10
2372 #define IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_NON_COMP_SIGB	0x20
2373 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_0US			0x0
2374 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_8US			0x1
2375 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_16US			0x2
2376 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_RESERVED		0x3
2377 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_POS			6
2378 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_MASK			0xc0
2379 
2380 #define IEEE80211_HE_PHY_CAP10_HE_MU_M1RU_MAX_LTF			0x01
2381 
2382 /* 802.11ax HE TX/RX MCS NSS Support  */
2383 #define IEEE80211_TX_RX_MCS_NSS_SUPP_HIGHEST_MCS_POS			(3)
2384 #define IEEE80211_TX_RX_MCS_NSS_SUPP_TX_BITMAP_POS			(6)
2385 #define IEEE80211_TX_RX_MCS_NSS_SUPP_RX_BITMAP_POS			(11)
2386 #define IEEE80211_TX_RX_MCS_NSS_SUPP_TX_BITMAP_MASK			0x07c0
2387 #define IEEE80211_TX_RX_MCS_NSS_SUPP_RX_BITMAP_MASK			0xf800
2388 
2389 /* TX/RX HE MCS Support field Highest MCS subfield encoding */
2390 enum ieee80211_he_highest_mcs_supported_subfield_enc {
2391 	HIGHEST_MCS_SUPPORTED_MCS7 = 0,
2392 	HIGHEST_MCS_SUPPORTED_MCS8,
2393 	HIGHEST_MCS_SUPPORTED_MCS9,
2394 	HIGHEST_MCS_SUPPORTED_MCS10,
2395 	HIGHEST_MCS_SUPPORTED_MCS11,
2396 };
2397 
2398 /* Calculate 802.11ax HE capabilities IE Tx/Rx HE MCS NSS Support Field size */
2399 static inline u8
ieee80211_he_mcs_nss_size(const struct ieee80211_he_cap_elem * he_cap)2400 ieee80211_he_mcs_nss_size(const struct ieee80211_he_cap_elem *he_cap)
2401 {
2402 	u8 count = 4;
2403 
2404 	if (he_cap->phy_cap_info[0] &
2405 	    IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G)
2406 		count += 4;
2407 
2408 	if (he_cap->phy_cap_info[0] &
2409 	    IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G)
2410 		count += 4;
2411 
2412 	return count;
2413 }
2414 
2415 /* 802.11ax HE PPE Thresholds */
2416 #define IEEE80211_PPE_THRES_NSS_SUPPORT_2NSS			(1)
2417 #define IEEE80211_PPE_THRES_NSS_POS				(0)
2418 #define IEEE80211_PPE_THRES_NSS_MASK				(7)
2419 #define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_2x966_AND_966_RU	\
2420 	(BIT(5) | BIT(6))
2421 #define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK		0x78
2422 #define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_POS		(3)
2423 #define IEEE80211_PPE_THRES_INFO_PPET_SIZE			(3)
2424 #define IEEE80211_HE_PPE_THRES_INFO_HEADER_SIZE			(7)
2425 
2426 /*
2427  * Calculate 802.11ax HE capabilities IE PPE field size
2428  * Input: Header byte of ppe_thres (first byte), and HE capa IE's PHY cap u8*
2429  */
2430 static inline u8
ieee80211_he_ppe_size(u8 ppe_thres_hdr,const u8 * phy_cap_info)2431 ieee80211_he_ppe_size(u8 ppe_thres_hdr, const u8 *phy_cap_info)
2432 {
2433 	u8 n;
2434 
2435 	if ((phy_cap_info[6] &
2436 	     IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) == 0)
2437 		return 0;
2438 
2439 	n = hweight8(ppe_thres_hdr &
2440 		     IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK);
2441 	n *= (1 + ((ppe_thres_hdr & IEEE80211_PPE_THRES_NSS_MASK) >>
2442 		   IEEE80211_PPE_THRES_NSS_POS));
2443 
2444 	/*
2445 	 * Each pair is 6 bits, and we need to add the 7 "header" bits to the
2446 	 * total size.
2447 	 */
2448 	n = (n * IEEE80211_PPE_THRES_INFO_PPET_SIZE * 2) + 7;
2449 	n = DIV_ROUND_UP(n, 8);
2450 
2451 	return n;
2452 }
2453 
ieee80211_he_capa_size_ok(const u8 * data,u8 len)2454 static inline bool ieee80211_he_capa_size_ok(const u8 *data, u8 len)
2455 {
2456 	const struct ieee80211_he_cap_elem *he_cap_ie_elem = (const void *)data;
2457 	u8 needed = sizeof(*he_cap_ie_elem);
2458 
2459 	if (len < needed)
2460 		return false;
2461 
2462 	needed += ieee80211_he_mcs_nss_size(he_cap_ie_elem);
2463 	if (len < needed)
2464 		return false;
2465 
2466 	if (he_cap_ie_elem->phy_cap_info[6] &
2467 			IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) {
2468 		if (len < needed + 1)
2469 			return false;
2470 		needed += ieee80211_he_ppe_size(data[needed],
2471 						he_cap_ie_elem->phy_cap_info);
2472 	}
2473 
2474 	return len >= needed;
2475 }
2476 
2477 /* HE Operation defines */
2478 #define IEEE80211_HE_OPERATION_DFLT_PE_DURATION_MASK		0x00000007
2479 #define IEEE80211_HE_OPERATION_TWT_REQUIRED			0x00000008
2480 #define IEEE80211_HE_OPERATION_RTS_THRESHOLD_MASK		0x00003ff0
2481 #define IEEE80211_HE_OPERATION_RTS_THRESHOLD_OFFSET		4
2482 #define IEEE80211_HE_OPERATION_VHT_OPER_INFO			0x00004000
2483 #define IEEE80211_HE_OPERATION_CO_HOSTED_BSS			0x00008000
2484 #define IEEE80211_HE_OPERATION_ER_SU_DISABLE			0x00010000
2485 #define IEEE80211_HE_OPERATION_6GHZ_OP_INFO			0x00020000
2486 #define IEEE80211_HE_OPERATION_BSS_COLOR_MASK			0x3f000000
2487 #define IEEE80211_HE_OPERATION_BSS_COLOR_OFFSET			24
2488 #define IEEE80211_HE_OPERATION_PARTIAL_BSS_COLOR		0x40000000
2489 #define IEEE80211_HE_OPERATION_BSS_COLOR_DISABLED		0x80000000
2490 
2491 #define IEEE80211_6GHZ_CTRL_REG_LPI_AP	0
2492 #define IEEE80211_6GHZ_CTRL_REG_SP_AP	1
2493 
2494 /**
2495  * ieee80211_he_6ghz_oper - HE 6 GHz operation Information field
2496  * @primary: primary channel
2497  * @control: control flags
2498  * @ccfs0: channel center frequency segment 0
2499  * @ccfs1: channel center frequency segment 1
2500  * @minrate: minimum rate (in 1 Mbps units)
2501  */
2502 struct ieee80211_he_6ghz_oper {
2503 	u8 primary;
2504 #define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH	0x3
2505 #define		IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_20MHZ	0
2506 #define		IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_40MHZ	1
2507 #define		IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_80MHZ	2
2508 #define		IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_160MHZ	3
2509 #define IEEE80211_HE_6GHZ_OPER_CTRL_DUP_BEACON	0x4
2510 #define IEEE80211_HE_6GHZ_OPER_CTRL_REG_INFO	0x38
2511 	u8 control;
2512 	u8 ccfs0;
2513 	u8 ccfs1;
2514 	u8 minrate;
2515 } __packed;
2516 
2517 /*
2518  * In "9.4.2.161 Transmit Power Envelope element" of "IEEE Std 802.11ax-2021",
2519  * it show four types in "Table 9-275a-Maximum Transmit Power Interpretation
2520  * subfield encoding", and two category for each type in "Table E-12-Regulatory
2521  * Info subfield encoding in the United States".
2522  * So it it totally max 8 Transmit Power Envelope element.
2523  */
2524 #define IEEE80211_TPE_MAX_IE_COUNT	8
2525 /*
2526  * In "Table 9-277—Meaning of Maximum Transmit Power Count subfield"
2527  * of "IEEE Std 802.11ax™‐2021", the max power level is 8.
2528  */
2529 #define IEEE80211_MAX_NUM_PWR_LEVEL	8
2530 
2531 #define IEEE80211_TPE_MAX_POWER_COUNT	8
2532 
2533 /* transmit power interpretation type of transmit power envelope element */
2534 enum ieee80211_tx_power_intrpt_type {
2535 	IEEE80211_TPE_LOCAL_EIRP,
2536 	IEEE80211_TPE_LOCAL_EIRP_PSD,
2537 	IEEE80211_TPE_REG_CLIENT_EIRP,
2538 	IEEE80211_TPE_REG_CLIENT_EIRP_PSD,
2539 };
2540 
2541 /**
2542  * struct ieee80211_tx_pwr_env
2543  *
2544  * This structure represents the "Transmit Power Envelope element"
2545  */
2546 struct ieee80211_tx_pwr_env {
2547 	u8 tx_power_info;
2548 	s8 tx_power[IEEE80211_TPE_MAX_POWER_COUNT];
2549 } __packed;
2550 
2551 #define IEEE80211_TX_PWR_ENV_INFO_COUNT 0x7
2552 #define IEEE80211_TX_PWR_ENV_INFO_INTERPRET 0x38
2553 #define IEEE80211_TX_PWR_ENV_INFO_CATEGORY 0xC0
2554 
2555 /*
2556  * ieee80211_he_oper_size - calculate 802.11ax HE Operations IE size
2557  * @he_oper_ie: byte data of the He Operations IE, stating from the byte
2558  *	after the ext ID byte. It is assumed that he_oper_ie has at least
2559  *	sizeof(struct ieee80211_he_operation) bytes, the caller must have
2560  *	validated this.
2561  * @return the actual size of the IE data (not including header), or 0 on error
2562  */
2563 static inline u8
ieee80211_he_oper_size(const u8 * he_oper_ie)2564 ieee80211_he_oper_size(const u8 *he_oper_ie)
2565 {
2566 	const struct ieee80211_he_operation *he_oper = (const void *)he_oper_ie;
2567 	u8 oper_len = sizeof(struct ieee80211_he_operation);
2568 	u32 he_oper_params;
2569 
2570 	/* Make sure the input is not NULL */
2571 	if (!he_oper_ie)
2572 		return 0;
2573 
2574 	/* Calc required length */
2575 	he_oper_params = le32_to_cpu(he_oper->he_oper_params);
2576 	if (he_oper_params & IEEE80211_HE_OPERATION_VHT_OPER_INFO)
2577 		oper_len += 3;
2578 	if (he_oper_params & IEEE80211_HE_OPERATION_CO_HOSTED_BSS)
2579 		oper_len++;
2580 	if (he_oper_params & IEEE80211_HE_OPERATION_6GHZ_OP_INFO)
2581 		oper_len += sizeof(struct ieee80211_he_6ghz_oper);
2582 
2583 	/* Add the first byte (extension ID) to the total length */
2584 	oper_len++;
2585 
2586 	return oper_len;
2587 }
2588 
2589 /**
2590  * ieee80211_he_6ghz_oper - obtain 6 GHz operation field
2591  * @he_oper: HE operation element (must be pre-validated for size)
2592  *	but may be %NULL
2593  *
2594  * Return: a pointer to the 6 GHz operation field, or %NULL
2595  */
2596 static inline const struct ieee80211_he_6ghz_oper *
ieee80211_he_6ghz_oper(const struct ieee80211_he_operation * he_oper)2597 ieee80211_he_6ghz_oper(const struct ieee80211_he_operation *he_oper)
2598 {
2599 	const u8 *ret = (const void *)&he_oper->optional;
2600 	u32 he_oper_params;
2601 
2602 	if (!he_oper)
2603 		return NULL;
2604 
2605 	he_oper_params = le32_to_cpu(he_oper->he_oper_params);
2606 
2607 	if (!(he_oper_params & IEEE80211_HE_OPERATION_6GHZ_OP_INFO))
2608 		return NULL;
2609 	if (he_oper_params & IEEE80211_HE_OPERATION_VHT_OPER_INFO)
2610 		ret += 3;
2611 	if (he_oper_params & IEEE80211_HE_OPERATION_CO_HOSTED_BSS)
2612 		ret++;
2613 
2614 	return (const void *)ret;
2615 }
2616 
2617 /* HE Spatial Reuse defines */
2618 #define IEEE80211_HE_SPR_PSR_DISALLOWED				BIT(0)
2619 #define IEEE80211_HE_SPR_NON_SRG_OBSS_PD_SR_DISALLOWED		BIT(1)
2620 #define IEEE80211_HE_SPR_NON_SRG_OFFSET_PRESENT			BIT(2)
2621 #define IEEE80211_HE_SPR_SRG_INFORMATION_PRESENT		BIT(3)
2622 #define IEEE80211_HE_SPR_HESIGA_SR_VAL15_ALLOWED		BIT(4)
2623 
2624 /*
2625  * ieee80211_he_spr_size - calculate 802.11ax HE Spatial Reuse IE size
2626  * @he_spr_ie: byte data of the He Spatial Reuse IE, stating from the byte
2627  *	after the ext ID byte. It is assumed that he_spr_ie has at least
2628  *	sizeof(struct ieee80211_he_spr) bytes, the caller must have validated
2629  *	this
2630  * @return the actual size of the IE data (not including header), or 0 on error
2631  */
2632 static inline u8
ieee80211_he_spr_size(const u8 * he_spr_ie)2633 ieee80211_he_spr_size(const u8 *he_spr_ie)
2634 {
2635 	const struct ieee80211_he_spr *he_spr = (const void *)he_spr_ie;
2636 	u8 spr_len = sizeof(struct ieee80211_he_spr);
2637 	u8 he_spr_params;
2638 
2639 	/* Make sure the input is not NULL */
2640 	if (!he_spr_ie)
2641 		return 0;
2642 
2643 	/* Calc required length */
2644 	he_spr_params = he_spr->he_sr_control;
2645 	if (he_spr_params & IEEE80211_HE_SPR_NON_SRG_OFFSET_PRESENT)
2646 		spr_len++;
2647 	if (he_spr_params & IEEE80211_HE_SPR_SRG_INFORMATION_PRESENT)
2648 		spr_len += 18;
2649 
2650 	/* Add the first byte (extension ID) to the total length */
2651 	spr_len++;
2652 
2653 	return spr_len;
2654 }
2655 
2656 /* S1G Capabilities Information field */
2657 #define IEEE80211_S1G_CAPABILITY_LEN	15
2658 
2659 #define S1G_CAP0_S1G_LONG	BIT(0)
2660 #define S1G_CAP0_SGI_1MHZ	BIT(1)
2661 #define S1G_CAP0_SGI_2MHZ	BIT(2)
2662 #define S1G_CAP0_SGI_4MHZ	BIT(3)
2663 #define S1G_CAP0_SGI_8MHZ	BIT(4)
2664 #define S1G_CAP0_SGI_16MHZ	BIT(5)
2665 #define S1G_CAP0_SUPP_CH_WIDTH	GENMASK(7, 6)
2666 
2667 #define S1G_SUPP_CH_WIDTH_2	0
2668 #define S1G_SUPP_CH_WIDTH_4	1
2669 #define S1G_SUPP_CH_WIDTH_8	2
2670 #define S1G_SUPP_CH_WIDTH_16	3
2671 #define S1G_SUPP_CH_WIDTH_MAX(cap) ((1 << FIELD_GET(S1G_CAP0_SUPP_CH_WIDTH, \
2672 						    cap[0])) << 1)
2673 
2674 #define S1G_CAP1_RX_LDPC	BIT(0)
2675 #define S1G_CAP1_TX_STBC	BIT(1)
2676 #define S1G_CAP1_RX_STBC	BIT(2)
2677 #define S1G_CAP1_SU_BFER	BIT(3)
2678 #define S1G_CAP1_SU_BFEE	BIT(4)
2679 #define S1G_CAP1_BFEE_STS	GENMASK(7, 5)
2680 
2681 #define S1G_CAP2_SOUNDING_DIMENSIONS	GENMASK(2, 0)
2682 #define S1G_CAP2_MU_BFER		BIT(3)
2683 #define S1G_CAP2_MU_BFEE		BIT(4)
2684 #define S1G_CAP2_PLUS_HTC_VHT		BIT(5)
2685 #define S1G_CAP2_TRAVELING_PILOT	GENMASK(7, 6)
2686 
2687 #define S1G_CAP3_RD_RESPONDER		BIT(0)
2688 #define S1G_CAP3_HT_DELAYED_BA		BIT(1)
2689 #define S1G_CAP3_MAX_MPDU_LEN		BIT(2)
2690 #define S1G_CAP3_MAX_AMPDU_LEN_EXP	GENMASK(4, 3)
2691 #define S1G_CAP3_MIN_MPDU_START		GENMASK(7, 5)
2692 
2693 #define S1G_CAP4_UPLINK_SYNC	BIT(0)
2694 #define S1G_CAP4_DYNAMIC_AID	BIT(1)
2695 #define S1G_CAP4_BAT		BIT(2)
2696 #define S1G_CAP4_TIME_ADE	BIT(3)
2697 #define S1G_CAP4_NON_TIM	BIT(4)
2698 #define S1G_CAP4_GROUP_AID	BIT(5)
2699 #define S1G_CAP4_STA_TYPE	GENMASK(7, 6)
2700 
2701 #define S1G_CAP5_CENT_AUTH_CONTROL	BIT(0)
2702 #define S1G_CAP5_DIST_AUTH_CONTROL	BIT(1)
2703 #define S1G_CAP5_AMSDU			BIT(2)
2704 #define S1G_CAP5_AMPDU			BIT(3)
2705 #define S1G_CAP5_ASYMMETRIC_BA		BIT(4)
2706 #define S1G_CAP5_FLOW_CONTROL		BIT(5)
2707 #define S1G_CAP5_SECTORIZED_BEAM	GENMASK(7, 6)
2708 
2709 #define S1G_CAP6_OBSS_MITIGATION	BIT(0)
2710 #define S1G_CAP6_FRAGMENT_BA		BIT(1)
2711 #define S1G_CAP6_NDP_PS_POLL		BIT(2)
2712 #define S1G_CAP6_RAW_OPERATION		BIT(3)
2713 #define S1G_CAP6_PAGE_SLICING		BIT(4)
2714 #define S1G_CAP6_TXOP_SHARING_IMP_ACK	BIT(5)
2715 #define S1G_CAP6_VHT_LINK_ADAPT		GENMASK(7, 6)
2716 
2717 #define S1G_CAP7_TACK_AS_PS_POLL		BIT(0)
2718 #define S1G_CAP7_DUP_1MHZ			BIT(1)
2719 #define S1G_CAP7_MCS_NEGOTIATION		BIT(2)
2720 #define S1G_CAP7_1MHZ_CTL_RESPONSE_PREAMBLE	BIT(3)
2721 #define S1G_CAP7_NDP_BFING_REPORT_POLL		BIT(4)
2722 #define S1G_CAP7_UNSOLICITED_DYN_AID		BIT(5)
2723 #define S1G_CAP7_SECTOR_TRAINING_OPERATION	BIT(6)
2724 #define S1G_CAP7_TEMP_PS_MODE_SWITCH		BIT(7)
2725 
2726 #define S1G_CAP8_TWT_GROUPING	BIT(0)
2727 #define S1G_CAP8_BDT		BIT(1)
2728 #define S1G_CAP8_COLOR		GENMASK(4, 2)
2729 #define S1G_CAP8_TWT_REQUEST	BIT(5)
2730 #define S1G_CAP8_TWT_RESPOND	BIT(6)
2731 #define S1G_CAP8_PV1_FRAME	BIT(7)
2732 
2733 #define S1G_CAP9_LINK_ADAPT_PER_CONTROL_RESPONSE BIT(0)
2734 
2735 #define S1G_OPER_CH_WIDTH_PRIMARY_1MHZ	BIT(0)
2736 #define S1G_OPER_CH_WIDTH_OPER		GENMASK(4, 1)
2737 
2738 /* EHT MAC capabilities as defined in P802.11be_D1.4 section 9.4.2.313.2 */
2739 #define IEEE80211_EHT_MAC_CAP0_NSEP_PRIO_ACCESS			0x01
2740 #define IEEE80211_EHT_MAC_CAP0_OM_CONTROL			0x02
2741 #define IEEE80211_EHT_MAC_CAP0_TRIG_TXOP_SHARING_MODE1		0x04
2742 #define IEEE80211_EHT_MAC_CAP0_TRIG_TXOP_SHARING_MODE2		0x08
2743 #define IEEE80211_EHT_MAC_CAP0_RESTRICTED_TWT			0x10
2744 #define IEEE80211_EHT_MAC_CAP0_SCS_TRAFFIC_DESC			0x20
2745 #define IEEE80211_EHT_MAC_CAP0_MAX_AMPDU_LEN_MASK		0xc0
2746 #define		IEEE80211_EHT_MAC_CAP0_MAX_AMPDU_LEN_3895	0
2747 #define		IEEE80211_EHT_MAC_CAP0_MAX_AMPDU_LEN_7991	1
2748 #define		IEEE80211_EHT_MAC_CAP0_MAX_AMPDU_LEN_11454	2
2749 
2750 /* EHT PHY capabilities as defined in P802.11be_D1.4 section 9.4.2.313.3 */
2751 #define IEEE80211_EHT_PHY_CAP0_320MHZ_IN_6GHZ			0x02
2752 #define IEEE80211_EHT_PHY_CAP0_242_TONE_RU_GT20MHZ		0x04
2753 #define IEEE80211_EHT_PHY_CAP0_NDP_4_EHT_LFT_32_GI		0x08
2754 #define IEEE80211_EHT_PHY_CAP0_PARTIAL_BW_UL_MU_MIMO		0x10
2755 #define IEEE80211_EHT_PHY_CAP0_SU_BEAMFORMER			0x20
2756 #define IEEE80211_EHT_PHY_CAP0_SU_BEAMFORMEE			0x40
2757 
2758 /* EHT beamformee number of spatial streams <= 80MHz is split */
2759 #define IEEE80211_EHT_PHY_CAP0_BEAMFORMEE_SS_80MHZ_MASK		0x80
2760 #define IEEE80211_EHT_PHY_CAP1_BEAMFORMEE_SS_80MHZ_MASK		0x03
2761 
2762 #define IEEE80211_EHT_PHY_CAP1_BEAMFORMEE_SS_160MHZ_MASK	0x1c
2763 #define IEEE80211_EHT_PHY_CAP1_BEAMFORMEE_SS_320MHZ_MASK	0xe0
2764 
2765 #define IEEE80211_EHT_PHY_CAP2_SOUNDING_DIM_80MHZ_MASK		0x07
2766 #define IEEE80211_EHT_PHY_CAP2_SOUNDING_DIM_160MHZ_MASK		0x38
2767 
2768 /* EHT number of sounding dimensions for 320MHz is split */
2769 #define IEEE80211_EHT_PHY_CAP2_SOUNDING_DIM_320MHZ_MASK		0xc0
2770 #define IEEE80211_EHT_PHY_CAP3_SOUNDING_DIM_320MHZ_MASK		0x01
2771 #define IEEE80211_EHT_PHY_CAP3_NG_16_SU_FEEDBACK		0x02
2772 #define IEEE80211_EHT_PHY_CAP3_NG_16_MU_FEEDBACK		0x04
2773 #define IEEE80211_EHT_PHY_CAP3_CODEBOOK_4_2_SU_FDBK		0x08
2774 #define IEEE80211_EHT_PHY_CAP3_CODEBOOK_7_5_MU_FDBK		0x10
2775 #define IEEE80211_EHT_PHY_CAP3_TRIG_SU_BF_FDBK			0x20
2776 #define IEEE80211_EHT_PHY_CAP3_TRIG_MU_BF_PART_BW_FDBK		0x40
2777 #define IEEE80211_EHT_PHY_CAP3_TRIG_CQI_FDBK			0x80
2778 
2779 #define IEEE80211_EHT_PHY_CAP4_PART_BW_DL_MU_MIMO		0x01
2780 #define IEEE80211_EHT_PHY_CAP4_PSR_SR_SUPP			0x02
2781 #define IEEE80211_EHT_PHY_CAP4_POWER_BOOST_FACT_SUPP		0x04
2782 #define IEEE80211_EHT_PHY_CAP4_EHT_MU_PPDU_4_EHT_LTF_08_GI	0x08
2783 #define IEEE80211_EHT_PHY_CAP4_MAX_NC_MASK			0xf0
2784 
2785 #define IEEE80211_EHT_PHY_CAP5_NON_TRIG_CQI_FEEDBACK		0x01
2786 #define IEEE80211_EHT_PHY_CAP5_TX_LESS_242_TONE_RU_SUPP		0x02
2787 #define IEEE80211_EHT_PHY_CAP5_RX_LESS_242_TONE_RU_SUPP		0x04
2788 #define IEEE80211_EHT_PHY_CAP5_PPE_THRESHOLD_PRESENT		0x08
2789 #define IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_MASK	0x30
2790 #define   IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_0US	0
2791 #define   IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_8US	1
2792 #define   IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_16US	2
2793 #define   IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_20US	3
2794 
2795 /* Maximum number of supported EHT LTF is split */
2796 #define IEEE80211_EHT_PHY_CAP5_MAX_NUM_SUPP_EHT_LTF_MASK	0xc0
2797 #define IEEE80211_EHT_PHY_CAP6_MAX_NUM_SUPP_EHT_LTF_MASK	0x07
2798 
2799 #define IEEE80211_EHT_PHY_CAP6_MCS15_SUPP_MASK			0x78
2800 #define IEEE80211_EHT_PHY_CAP6_EHT_DUP_6GHZ_SUPP		0x80
2801 
2802 #define IEEE80211_EHT_PHY_CAP7_20MHZ_STA_RX_NDP_WIDER_BW	0x01
2803 #define IEEE80211_EHT_PHY_CAP7_NON_OFDMA_UL_MU_MIMO_80MHZ	0x02
2804 #define IEEE80211_EHT_PHY_CAP7_NON_OFDMA_UL_MU_MIMO_160MHZ	0x04
2805 #define IEEE80211_EHT_PHY_CAP7_NON_OFDMA_UL_MU_MIMO_320MHZ	0x08
2806 #define IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_80MHZ		0x10
2807 #define IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_160MHZ		0x20
2808 #define IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_320MHZ		0x40
2809 #define IEEE80211_EHT_PHY_CAP7_TB_SOUNDING_FDBK_RATE_LIMIT	0x80
2810 
2811 #define IEEE80211_EHT_PHY_CAP8_RX_1024QAM_WIDER_BW_DL_OFDMA	0x01
2812 #define IEEE80211_EHT_PHY_CAP8_RX_4096QAM_WIDER_BW_DL_OFDMA	0x02
2813 
2814 /*
2815  * EHT operation channel width as defined in P802.11be_D1.4 section 9.4.2.311
2816  */
2817 #define IEEE80211_EHT_OPER_CHAN_WIDTH		0x7
2818 #define IEEE80211_EHT_OPER_CHAN_WIDTH_20MHZ	0
2819 #define IEEE80211_EHT_OPER_CHAN_WIDTH_40MHZ	1
2820 #define IEEE80211_EHT_OPER_CHAN_WIDTH_80MHZ	2
2821 #define IEEE80211_EHT_OPER_CHAN_WIDTH_160MHZ	3
2822 #define IEEE80211_EHT_OPER_CHAN_WIDTH_320MHZ	4
2823 
2824 /* Calculate 802.11be EHT capabilities IE Tx/Rx EHT MCS NSS Support Field size */
2825 static inline u8
ieee80211_eht_mcs_nss_size(const struct ieee80211_he_cap_elem * he_cap,const struct ieee80211_eht_cap_elem_fixed * eht_cap)2826 ieee80211_eht_mcs_nss_size(const struct ieee80211_he_cap_elem *he_cap,
2827 			   const struct ieee80211_eht_cap_elem_fixed *eht_cap)
2828 {
2829 	u8 count = 0;
2830 
2831 	/* on 2.4 GHz, if it supports 40 MHz, the result is 3 */
2832 	if (he_cap->phy_cap_info[0] &
2833 	    IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G)
2834 		return 3;
2835 
2836 	/* on 2.4 GHz, these three bits are reserved, so should be 0 */
2837 	if (he_cap->phy_cap_info[0] &
2838 	    IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G)
2839 		count += 3;
2840 
2841 	if (he_cap->phy_cap_info[0] &
2842 	    IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G)
2843 		count += 3;
2844 
2845 	if (eht_cap->phy_cap_info[0] & IEEE80211_EHT_PHY_CAP0_320MHZ_IN_6GHZ)
2846 		count += 3;
2847 
2848 	return count ? count : 4;
2849 }
2850 
2851 /* 802.11be EHT PPE Thresholds */
2852 #define IEEE80211_EHT_PPE_THRES_NSS_POS			0
2853 #define IEEE80211_EHT_PPE_THRES_NSS_MASK		0xf
2854 #define IEEE80211_EHT_PPE_THRES_RU_INDEX_BITMASK_MASK	0x1f0
2855 #define IEEE80211_EHT_PPE_THRES_INFO_PPET_SIZE		3
2856 #define IEEE80211_EHT_PPE_THRES_INFO_HEADER_SIZE	9
2857 
2858 /*
2859  * Calculate 802.11be EHT capabilities IE EHT field size
2860  */
2861 static inline u8
ieee80211_eht_ppe_size(u16 ppe_thres_hdr,const u8 * phy_cap_info)2862 ieee80211_eht_ppe_size(u16 ppe_thres_hdr, const u8 *phy_cap_info)
2863 {
2864 	u32 n;
2865 
2866 	if (!(phy_cap_info[5] &
2867 	      IEEE80211_EHT_PHY_CAP5_PPE_THRESHOLD_PRESENT))
2868 		return 0;
2869 
2870 	n = hweight16(ppe_thres_hdr &
2871 		      IEEE80211_EHT_PPE_THRES_RU_INDEX_BITMASK_MASK);
2872 	n *= 1 + u16_get_bits(ppe_thres_hdr, IEEE80211_EHT_PPE_THRES_NSS_MASK);
2873 
2874 	/*
2875 	 * Each pair is 6 bits, and we need to add the 9 "header" bits to the
2876 	 * total size.
2877 	 */
2878 	n = n * IEEE80211_EHT_PPE_THRES_INFO_PPET_SIZE * 2 +
2879 	    IEEE80211_EHT_PPE_THRES_INFO_HEADER_SIZE;
2880 	return DIV_ROUND_UP(n, 8);
2881 }
2882 
2883 static inline bool
ieee80211_eht_capa_size_ok(const u8 * he_capa,const u8 * data,u8 len)2884 ieee80211_eht_capa_size_ok(const u8 *he_capa, const u8 *data, u8 len)
2885 {
2886 	const struct ieee80211_eht_cap_elem_fixed *elem = (const void *)data;
2887 	u8 needed = sizeof(struct ieee80211_eht_cap_elem_fixed);
2888 
2889 	if (len < needed || !he_capa)
2890 		return false;
2891 
2892 	needed += ieee80211_eht_mcs_nss_size((const void *)he_capa,
2893 					     (const void *)data);
2894 	if (len < needed)
2895 		return false;
2896 
2897 	if (elem->phy_cap_info[5] &
2898 			IEEE80211_EHT_PHY_CAP5_PPE_THRESHOLD_PRESENT) {
2899 		u16 ppe_thres_hdr;
2900 
2901 		if (len < needed + sizeof(ppe_thres_hdr))
2902 			return false;
2903 
2904 		ppe_thres_hdr = get_unaligned_le16(data + needed);
2905 		needed += ieee80211_eht_ppe_size(ppe_thres_hdr,
2906 						 elem->phy_cap_info);
2907 	}
2908 
2909 	return len >= needed;
2910 }
2911 
2912 static inline bool
ieee80211_eht_oper_size_ok(const u8 * data,u8 len)2913 ieee80211_eht_oper_size_ok(const u8 *data, u8 len)
2914 {
2915 	const struct ieee80211_eht_operation *elem = (const void *)data;
2916 	u8 needed = sizeof(*elem);
2917 
2918 	if (len < needed)
2919 		return false;
2920 
2921 	if (elem->present_bm & IEEE80211_EHT_OPER_DISABLED_SUBCHANNEL_BITMAP_PRESENT)
2922 		needed += 2;
2923 
2924 	return len >= needed;
2925 }
2926 
2927 #define LISTEN_INT_USF	GENMASK(15, 14)
2928 #define LISTEN_INT_UI	GENMASK(13, 0)
2929 
2930 #define IEEE80211_MAX_USF	FIELD_MAX(LISTEN_INT_USF)
2931 #define IEEE80211_MAX_UI	FIELD_MAX(LISTEN_INT_UI)
2932 
2933 /* Authentication algorithms */
2934 #define WLAN_AUTH_OPEN 0
2935 #define WLAN_AUTH_SHARED_KEY 1
2936 #define WLAN_AUTH_FT 2
2937 #define WLAN_AUTH_SAE 3
2938 #define WLAN_AUTH_FILS_SK 4
2939 #define WLAN_AUTH_FILS_SK_PFS 5
2940 #define WLAN_AUTH_FILS_PK 6
2941 #define WLAN_AUTH_LEAP 128
2942 
2943 #define WLAN_AUTH_CHALLENGE_LEN 128
2944 
2945 #define WLAN_CAPABILITY_ESS		(1<<0)
2946 #define WLAN_CAPABILITY_IBSS		(1<<1)
2947 
2948 /*
2949  * A mesh STA sets the ESS and IBSS capability bits to zero.
2950  * however, this holds true for p2p probe responses (in the p2p_find
2951  * phase) as well.
2952  */
2953 #define WLAN_CAPABILITY_IS_STA_BSS(cap)	\
2954 	(!((cap) & (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS)))
2955 
2956 #define WLAN_CAPABILITY_CF_POLLABLE	(1<<2)
2957 #define WLAN_CAPABILITY_CF_POLL_REQUEST	(1<<3)
2958 #define WLAN_CAPABILITY_PRIVACY		(1<<4)
2959 #define WLAN_CAPABILITY_SHORT_PREAMBLE	(1<<5)
2960 #define WLAN_CAPABILITY_PBCC		(1<<6)
2961 #define WLAN_CAPABILITY_CHANNEL_AGILITY	(1<<7)
2962 
2963 /* 802.11h */
2964 #define WLAN_CAPABILITY_SPECTRUM_MGMT	(1<<8)
2965 #define WLAN_CAPABILITY_QOS		(1<<9)
2966 #define WLAN_CAPABILITY_SHORT_SLOT_TIME	(1<<10)
2967 #define WLAN_CAPABILITY_APSD		(1<<11)
2968 #define WLAN_CAPABILITY_RADIO_MEASURE	(1<<12)
2969 #define WLAN_CAPABILITY_DSSS_OFDM	(1<<13)
2970 #define WLAN_CAPABILITY_DEL_BACK	(1<<14)
2971 #define WLAN_CAPABILITY_IMM_BACK	(1<<15)
2972 
2973 /* DMG (60gHz) 802.11ad */
2974 /* type - bits 0..1 */
2975 #define WLAN_CAPABILITY_DMG_TYPE_MASK		(3<<0)
2976 #define WLAN_CAPABILITY_DMG_TYPE_IBSS		(1<<0) /* Tx by: STA */
2977 #define WLAN_CAPABILITY_DMG_TYPE_PBSS		(2<<0) /* Tx by: PCP */
2978 #define WLAN_CAPABILITY_DMG_TYPE_AP		(3<<0) /* Tx by: AP */
2979 
2980 #define WLAN_CAPABILITY_DMG_CBAP_ONLY		(1<<2)
2981 #define WLAN_CAPABILITY_DMG_CBAP_SOURCE		(1<<3)
2982 #define WLAN_CAPABILITY_DMG_PRIVACY		(1<<4)
2983 #define WLAN_CAPABILITY_DMG_ECPAC		(1<<5)
2984 
2985 #define WLAN_CAPABILITY_DMG_SPECTRUM_MGMT	(1<<8)
2986 #define WLAN_CAPABILITY_DMG_RADIO_MEASURE	(1<<12)
2987 
2988 /* measurement */
2989 #define IEEE80211_SPCT_MSR_RPRT_MODE_LATE	(1<<0)
2990 #define IEEE80211_SPCT_MSR_RPRT_MODE_INCAPABLE	(1<<1)
2991 #define IEEE80211_SPCT_MSR_RPRT_MODE_REFUSED	(1<<2)
2992 
2993 #define IEEE80211_SPCT_MSR_RPRT_TYPE_BASIC	0
2994 #define IEEE80211_SPCT_MSR_RPRT_TYPE_CCA	1
2995 #define IEEE80211_SPCT_MSR_RPRT_TYPE_RPI	2
2996 #define IEEE80211_SPCT_MSR_RPRT_TYPE_LCI	8
2997 #define IEEE80211_SPCT_MSR_RPRT_TYPE_CIVIC	11
2998 
2999 /* 802.11g ERP information element */
3000 #define WLAN_ERP_NON_ERP_PRESENT (1<<0)
3001 #define WLAN_ERP_USE_PROTECTION (1<<1)
3002 #define WLAN_ERP_BARKER_PREAMBLE (1<<2)
3003 
3004 /* WLAN_ERP_BARKER_PREAMBLE values */
3005 enum {
3006 	WLAN_ERP_PREAMBLE_SHORT = 0,
3007 	WLAN_ERP_PREAMBLE_LONG = 1,
3008 };
3009 
3010 /* Band ID, 802.11ad #8.4.1.45 */
3011 enum {
3012 	IEEE80211_BANDID_TV_WS = 0, /* TV white spaces */
3013 	IEEE80211_BANDID_SUB1  = 1, /* Sub-1 GHz (excluding TV white spaces) */
3014 	IEEE80211_BANDID_2G    = 2, /* 2.4 GHz */
3015 	IEEE80211_BANDID_3G    = 3, /* 3.6 GHz */
3016 	IEEE80211_BANDID_5G    = 4, /* 4.9 and 5 GHz */
3017 	IEEE80211_BANDID_60G   = 5, /* 60 GHz */
3018 };
3019 
3020 /* Status codes */
3021 enum ieee80211_statuscode {
3022 	WLAN_STATUS_SUCCESS = 0,
3023 	WLAN_STATUS_UNSPECIFIED_FAILURE = 1,
3024 	WLAN_STATUS_CAPS_UNSUPPORTED = 10,
3025 	WLAN_STATUS_REASSOC_NO_ASSOC = 11,
3026 	WLAN_STATUS_ASSOC_DENIED_UNSPEC = 12,
3027 	WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG = 13,
3028 	WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION = 14,
3029 	WLAN_STATUS_CHALLENGE_FAIL = 15,
3030 	WLAN_STATUS_AUTH_TIMEOUT = 16,
3031 	WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA = 17,
3032 	WLAN_STATUS_ASSOC_DENIED_RATES = 18,
3033 	/* 802.11b */
3034 	WLAN_STATUS_ASSOC_DENIED_NOSHORTPREAMBLE = 19,
3035 	WLAN_STATUS_ASSOC_DENIED_NOPBCC = 20,
3036 	WLAN_STATUS_ASSOC_DENIED_NOAGILITY = 21,
3037 	/* 802.11h */
3038 	WLAN_STATUS_ASSOC_DENIED_NOSPECTRUM = 22,
3039 	WLAN_STATUS_ASSOC_REJECTED_BAD_POWER = 23,
3040 	WLAN_STATUS_ASSOC_REJECTED_BAD_SUPP_CHAN = 24,
3041 	/* 802.11g */
3042 	WLAN_STATUS_ASSOC_DENIED_NOSHORTTIME = 25,
3043 	WLAN_STATUS_ASSOC_DENIED_NODSSSOFDM = 26,
3044 	/* 802.11w */
3045 	WLAN_STATUS_ASSOC_REJECTED_TEMPORARILY = 30,
3046 	WLAN_STATUS_ROBUST_MGMT_FRAME_POLICY_VIOLATION = 31,
3047 	/* 802.11i */
3048 	WLAN_STATUS_INVALID_IE = 40,
3049 	WLAN_STATUS_INVALID_GROUP_CIPHER = 41,
3050 	WLAN_STATUS_INVALID_PAIRWISE_CIPHER = 42,
3051 	WLAN_STATUS_INVALID_AKMP = 43,
3052 	WLAN_STATUS_UNSUPP_RSN_VERSION = 44,
3053 	WLAN_STATUS_INVALID_RSN_IE_CAP = 45,
3054 	WLAN_STATUS_CIPHER_SUITE_REJECTED = 46,
3055 	/* 802.11e */
3056 	WLAN_STATUS_UNSPECIFIED_QOS = 32,
3057 	WLAN_STATUS_ASSOC_DENIED_NOBANDWIDTH = 33,
3058 	WLAN_STATUS_ASSOC_DENIED_LOWACK = 34,
3059 	WLAN_STATUS_ASSOC_DENIED_UNSUPP_QOS = 35,
3060 	WLAN_STATUS_REQUEST_DECLINED = 37,
3061 	WLAN_STATUS_INVALID_QOS_PARAM = 38,
3062 	WLAN_STATUS_CHANGE_TSPEC = 39,
3063 	WLAN_STATUS_WAIT_TS_DELAY = 47,
3064 	WLAN_STATUS_NO_DIRECT_LINK = 48,
3065 	WLAN_STATUS_STA_NOT_PRESENT = 49,
3066 	WLAN_STATUS_STA_NOT_QSTA = 50,
3067 	/* 802.11s */
3068 	WLAN_STATUS_ANTI_CLOG_REQUIRED = 76,
3069 	WLAN_STATUS_FCG_NOT_SUPP = 78,
3070 	WLAN_STATUS_STA_NO_TBTT = 78,
3071 	/* 802.11ad */
3072 	WLAN_STATUS_REJECTED_WITH_SUGGESTED_CHANGES = 39,
3073 	WLAN_STATUS_REJECTED_FOR_DELAY_PERIOD = 47,
3074 	WLAN_STATUS_REJECT_WITH_SCHEDULE = 83,
3075 	WLAN_STATUS_PENDING_ADMITTING_FST_SESSION = 86,
3076 	WLAN_STATUS_PERFORMING_FST_NOW = 87,
3077 	WLAN_STATUS_PENDING_GAP_IN_BA_WINDOW = 88,
3078 	WLAN_STATUS_REJECT_U_PID_SETTING = 89,
3079 	WLAN_STATUS_REJECT_DSE_BAND = 96,
3080 	WLAN_STATUS_DENIED_WITH_SUGGESTED_BAND_AND_CHANNEL = 99,
3081 	WLAN_STATUS_DENIED_DUE_TO_SPECTRUM_MANAGEMENT = 103,
3082 	/* 802.11ai */
3083 	WLAN_STATUS_FILS_AUTHENTICATION_FAILURE = 108,
3084 	WLAN_STATUS_UNKNOWN_AUTHENTICATION_SERVER = 109,
3085 	WLAN_STATUS_SAE_HASH_TO_ELEMENT = 126,
3086 	WLAN_STATUS_SAE_PK = 127,
3087 };
3088 
3089 
3090 /* Reason codes */
3091 enum ieee80211_reasoncode {
3092 	WLAN_REASON_UNSPECIFIED = 1,
3093 	WLAN_REASON_PREV_AUTH_NOT_VALID = 2,
3094 	WLAN_REASON_DEAUTH_LEAVING = 3,
3095 	WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY = 4,
3096 	WLAN_REASON_DISASSOC_AP_BUSY = 5,
3097 	WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA = 6,
3098 	WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA = 7,
3099 	WLAN_REASON_DISASSOC_STA_HAS_LEFT = 8,
3100 	WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH = 9,
3101 	/* 802.11h */
3102 	WLAN_REASON_DISASSOC_BAD_POWER = 10,
3103 	WLAN_REASON_DISASSOC_BAD_SUPP_CHAN = 11,
3104 	/* 802.11i */
3105 	WLAN_REASON_INVALID_IE = 13,
3106 	WLAN_REASON_MIC_FAILURE = 14,
3107 	WLAN_REASON_4WAY_HANDSHAKE_TIMEOUT = 15,
3108 	WLAN_REASON_GROUP_KEY_HANDSHAKE_TIMEOUT = 16,
3109 	WLAN_REASON_IE_DIFFERENT = 17,
3110 	WLAN_REASON_INVALID_GROUP_CIPHER = 18,
3111 	WLAN_REASON_INVALID_PAIRWISE_CIPHER = 19,
3112 	WLAN_REASON_INVALID_AKMP = 20,
3113 	WLAN_REASON_UNSUPP_RSN_VERSION = 21,
3114 	WLAN_REASON_INVALID_RSN_IE_CAP = 22,
3115 	WLAN_REASON_IEEE8021X_FAILED = 23,
3116 	WLAN_REASON_CIPHER_SUITE_REJECTED = 24,
3117 	/* TDLS (802.11z) */
3118 	WLAN_REASON_TDLS_TEARDOWN_UNREACHABLE = 25,
3119 	WLAN_REASON_TDLS_TEARDOWN_UNSPECIFIED = 26,
3120 	/* 802.11e */
3121 	WLAN_REASON_DISASSOC_UNSPECIFIED_QOS = 32,
3122 	WLAN_REASON_DISASSOC_QAP_NO_BANDWIDTH = 33,
3123 	WLAN_REASON_DISASSOC_LOW_ACK = 34,
3124 	WLAN_REASON_DISASSOC_QAP_EXCEED_TXOP = 35,
3125 	WLAN_REASON_QSTA_LEAVE_QBSS = 36,
3126 	WLAN_REASON_QSTA_NOT_USE = 37,
3127 	WLAN_REASON_QSTA_REQUIRE_SETUP = 38,
3128 	WLAN_REASON_QSTA_TIMEOUT = 39,
3129 	WLAN_REASON_QSTA_CIPHER_NOT_SUPP = 45,
3130 	/* 802.11s */
3131 	WLAN_REASON_MESH_PEER_CANCELED = 52,
3132 	WLAN_REASON_MESH_MAX_PEERS = 53,
3133 	WLAN_REASON_MESH_CONFIG = 54,
3134 	WLAN_REASON_MESH_CLOSE = 55,
3135 	WLAN_REASON_MESH_MAX_RETRIES = 56,
3136 	WLAN_REASON_MESH_CONFIRM_TIMEOUT = 57,
3137 	WLAN_REASON_MESH_INVALID_GTK = 58,
3138 	WLAN_REASON_MESH_INCONSISTENT_PARAM = 59,
3139 	WLAN_REASON_MESH_INVALID_SECURITY = 60,
3140 	WLAN_REASON_MESH_PATH_ERROR = 61,
3141 	WLAN_REASON_MESH_PATH_NOFORWARD = 62,
3142 	WLAN_REASON_MESH_PATH_DEST_UNREACHABLE = 63,
3143 	WLAN_REASON_MAC_EXISTS_IN_MBSS = 64,
3144 	WLAN_REASON_MESH_CHAN_REGULATORY = 65,
3145 	WLAN_REASON_MESH_CHAN = 66,
3146 };
3147 
3148 
3149 /* Information Element IDs */
3150 enum ieee80211_eid {
3151 	WLAN_EID_SSID = 0,
3152 	WLAN_EID_SUPP_RATES = 1,
3153 	WLAN_EID_FH_PARAMS = 2, /* reserved now */
3154 	WLAN_EID_DS_PARAMS = 3,
3155 	WLAN_EID_CF_PARAMS = 4,
3156 	WLAN_EID_TIM = 5,
3157 	WLAN_EID_IBSS_PARAMS = 6,
3158 	WLAN_EID_COUNTRY = 7,
3159 	/* 8, 9 reserved */
3160 	WLAN_EID_REQUEST = 10,
3161 	WLAN_EID_QBSS_LOAD = 11,
3162 	WLAN_EID_EDCA_PARAM_SET = 12,
3163 	WLAN_EID_TSPEC = 13,
3164 	WLAN_EID_TCLAS = 14,
3165 	WLAN_EID_SCHEDULE = 15,
3166 	WLAN_EID_CHALLENGE = 16,
3167 	/* 17-31 reserved for challenge text extension */
3168 	WLAN_EID_PWR_CONSTRAINT = 32,
3169 	WLAN_EID_PWR_CAPABILITY = 33,
3170 	WLAN_EID_TPC_REQUEST = 34,
3171 	WLAN_EID_TPC_REPORT = 35,
3172 	WLAN_EID_SUPPORTED_CHANNELS = 36,
3173 	WLAN_EID_CHANNEL_SWITCH = 37,
3174 	WLAN_EID_MEASURE_REQUEST = 38,
3175 	WLAN_EID_MEASURE_REPORT = 39,
3176 	WLAN_EID_QUIET = 40,
3177 	WLAN_EID_IBSS_DFS = 41,
3178 	WLAN_EID_ERP_INFO = 42,
3179 	WLAN_EID_TS_DELAY = 43,
3180 	WLAN_EID_TCLAS_PROCESSING = 44,
3181 	WLAN_EID_HT_CAPABILITY = 45,
3182 	WLAN_EID_QOS_CAPA = 46,
3183 	/* 47 reserved for Broadcom */
3184 	WLAN_EID_RSN = 48,
3185 	WLAN_EID_802_15_COEX = 49,
3186 	WLAN_EID_EXT_SUPP_RATES = 50,
3187 	WLAN_EID_AP_CHAN_REPORT = 51,
3188 	WLAN_EID_NEIGHBOR_REPORT = 52,
3189 	WLAN_EID_RCPI = 53,
3190 	WLAN_EID_MOBILITY_DOMAIN = 54,
3191 	WLAN_EID_FAST_BSS_TRANSITION = 55,
3192 	WLAN_EID_TIMEOUT_INTERVAL = 56,
3193 	WLAN_EID_RIC_DATA = 57,
3194 	WLAN_EID_DSE_REGISTERED_LOCATION = 58,
3195 	WLAN_EID_SUPPORTED_REGULATORY_CLASSES = 59,
3196 	WLAN_EID_EXT_CHANSWITCH_ANN = 60,
3197 	WLAN_EID_HT_OPERATION = 61,
3198 	WLAN_EID_SECONDARY_CHANNEL_OFFSET = 62,
3199 	WLAN_EID_BSS_AVG_ACCESS_DELAY = 63,
3200 	WLAN_EID_ANTENNA_INFO = 64,
3201 	WLAN_EID_RSNI = 65,
3202 	WLAN_EID_MEASUREMENT_PILOT_TX_INFO = 66,
3203 	WLAN_EID_BSS_AVAILABLE_CAPACITY = 67,
3204 	WLAN_EID_BSS_AC_ACCESS_DELAY = 68,
3205 	WLAN_EID_TIME_ADVERTISEMENT = 69,
3206 	WLAN_EID_RRM_ENABLED_CAPABILITIES = 70,
3207 	WLAN_EID_MULTIPLE_BSSID = 71,
3208 	WLAN_EID_BSS_COEX_2040 = 72,
3209 	WLAN_EID_BSS_INTOLERANT_CHL_REPORT = 73,
3210 	WLAN_EID_OVERLAP_BSS_SCAN_PARAM = 74,
3211 	WLAN_EID_RIC_DESCRIPTOR = 75,
3212 	WLAN_EID_MMIE = 76,
3213 	WLAN_EID_ASSOC_COMEBACK_TIME = 77,
3214 	WLAN_EID_EVENT_REQUEST = 78,
3215 	WLAN_EID_EVENT_REPORT = 79,
3216 	WLAN_EID_DIAGNOSTIC_REQUEST = 80,
3217 	WLAN_EID_DIAGNOSTIC_REPORT = 81,
3218 	WLAN_EID_LOCATION_PARAMS = 82,
3219 	WLAN_EID_NON_TX_BSSID_CAP =  83,
3220 	WLAN_EID_SSID_LIST = 84,
3221 	WLAN_EID_MULTI_BSSID_IDX = 85,
3222 	WLAN_EID_FMS_DESCRIPTOR = 86,
3223 	WLAN_EID_FMS_REQUEST = 87,
3224 	WLAN_EID_FMS_RESPONSE = 88,
3225 	WLAN_EID_QOS_TRAFFIC_CAPA = 89,
3226 	WLAN_EID_BSS_MAX_IDLE_PERIOD = 90,
3227 	WLAN_EID_TSF_REQUEST = 91,
3228 	WLAN_EID_TSF_RESPOSNE = 92,
3229 	WLAN_EID_WNM_SLEEP_MODE = 93,
3230 	WLAN_EID_TIM_BCAST_REQ = 94,
3231 	WLAN_EID_TIM_BCAST_RESP = 95,
3232 	WLAN_EID_COLL_IF_REPORT = 96,
3233 	WLAN_EID_CHANNEL_USAGE = 97,
3234 	WLAN_EID_TIME_ZONE = 98,
3235 	WLAN_EID_DMS_REQUEST = 99,
3236 	WLAN_EID_DMS_RESPONSE = 100,
3237 	WLAN_EID_LINK_ID = 101,
3238 	WLAN_EID_WAKEUP_SCHEDUL = 102,
3239 	/* 103 reserved */
3240 	WLAN_EID_CHAN_SWITCH_TIMING = 104,
3241 	WLAN_EID_PTI_CONTROL = 105,
3242 	WLAN_EID_PU_BUFFER_STATUS = 106,
3243 	WLAN_EID_INTERWORKING = 107,
3244 	WLAN_EID_ADVERTISEMENT_PROTOCOL = 108,
3245 	WLAN_EID_EXPEDITED_BW_REQ = 109,
3246 	WLAN_EID_QOS_MAP_SET = 110,
3247 	WLAN_EID_ROAMING_CONSORTIUM = 111,
3248 	WLAN_EID_EMERGENCY_ALERT = 112,
3249 	WLAN_EID_MESH_CONFIG = 113,
3250 	WLAN_EID_MESH_ID = 114,
3251 	WLAN_EID_LINK_METRIC_REPORT = 115,
3252 	WLAN_EID_CONGESTION_NOTIFICATION = 116,
3253 	WLAN_EID_PEER_MGMT = 117,
3254 	WLAN_EID_CHAN_SWITCH_PARAM = 118,
3255 	WLAN_EID_MESH_AWAKE_WINDOW = 119,
3256 	WLAN_EID_BEACON_TIMING = 120,
3257 	WLAN_EID_MCCAOP_SETUP_REQ = 121,
3258 	WLAN_EID_MCCAOP_SETUP_RESP = 122,
3259 	WLAN_EID_MCCAOP_ADVERT = 123,
3260 	WLAN_EID_MCCAOP_TEARDOWN = 124,
3261 	WLAN_EID_GANN = 125,
3262 	WLAN_EID_RANN = 126,
3263 	WLAN_EID_EXT_CAPABILITY = 127,
3264 	/* 128, 129 reserved for Agere */
3265 	WLAN_EID_PREQ = 130,
3266 	WLAN_EID_PREP = 131,
3267 	WLAN_EID_PERR = 132,
3268 	/* 133-136 reserved for Cisco */
3269 	WLAN_EID_PXU = 137,
3270 	WLAN_EID_PXUC = 138,
3271 	WLAN_EID_AUTH_MESH_PEER_EXCH = 139,
3272 	WLAN_EID_MIC = 140,
3273 	WLAN_EID_DESTINATION_URI = 141,
3274 	WLAN_EID_UAPSD_COEX = 142,
3275 	WLAN_EID_WAKEUP_SCHEDULE = 143,
3276 	WLAN_EID_EXT_SCHEDULE = 144,
3277 	WLAN_EID_STA_AVAILABILITY = 145,
3278 	WLAN_EID_DMG_TSPEC = 146,
3279 	WLAN_EID_DMG_AT = 147,
3280 	WLAN_EID_DMG_CAP = 148,
3281 	/* 149 reserved for Cisco */
3282 	WLAN_EID_CISCO_VENDOR_SPECIFIC = 150,
3283 	WLAN_EID_DMG_OPERATION = 151,
3284 	WLAN_EID_DMG_BSS_PARAM_CHANGE = 152,
3285 	WLAN_EID_DMG_BEAM_REFINEMENT = 153,
3286 	WLAN_EID_CHANNEL_MEASURE_FEEDBACK = 154,
3287 	/* 155-156 reserved for Cisco */
3288 	WLAN_EID_AWAKE_WINDOW = 157,
3289 	WLAN_EID_MULTI_BAND = 158,
3290 	WLAN_EID_ADDBA_EXT = 159,
3291 	WLAN_EID_NEXT_PCP_LIST = 160,
3292 	WLAN_EID_PCP_HANDOVER = 161,
3293 	WLAN_EID_DMG_LINK_MARGIN = 162,
3294 	WLAN_EID_SWITCHING_STREAM = 163,
3295 	WLAN_EID_SESSION_TRANSITION = 164,
3296 	WLAN_EID_DYN_TONE_PAIRING_REPORT = 165,
3297 	WLAN_EID_CLUSTER_REPORT = 166,
3298 	WLAN_EID_RELAY_CAP = 167,
3299 	WLAN_EID_RELAY_XFER_PARAM_SET = 168,
3300 	WLAN_EID_BEAM_LINK_MAINT = 169,
3301 	WLAN_EID_MULTIPLE_MAC_ADDR = 170,
3302 	WLAN_EID_U_PID = 171,
3303 	WLAN_EID_DMG_LINK_ADAPT_ACK = 172,
3304 	/* 173 reserved for Symbol */
3305 	WLAN_EID_MCCAOP_ADV_OVERVIEW = 174,
3306 	WLAN_EID_QUIET_PERIOD_REQ = 175,
3307 	/* 176 reserved for Symbol */
3308 	WLAN_EID_QUIET_PERIOD_RESP = 177,
3309 	/* 178-179 reserved for Symbol */
3310 	/* 180 reserved for ISO/IEC 20011 */
3311 	WLAN_EID_EPAC_POLICY = 182,
3312 	WLAN_EID_CLISTER_TIME_OFF = 183,
3313 	WLAN_EID_INTER_AC_PRIO = 184,
3314 	WLAN_EID_SCS_DESCRIPTOR = 185,
3315 	WLAN_EID_QLOAD_REPORT = 186,
3316 	WLAN_EID_HCCA_TXOP_UPDATE_COUNT = 187,
3317 	WLAN_EID_HL_STREAM_ID = 188,
3318 	WLAN_EID_GCR_GROUP_ADDR = 189,
3319 	WLAN_EID_ANTENNA_SECTOR_ID_PATTERN = 190,
3320 	WLAN_EID_VHT_CAPABILITY = 191,
3321 	WLAN_EID_VHT_OPERATION = 192,
3322 	WLAN_EID_EXTENDED_BSS_LOAD = 193,
3323 	WLAN_EID_WIDE_BW_CHANNEL_SWITCH = 194,
3324 	WLAN_EID_TX_POWER_ENVELOPE = 195,
3325 	WLAN_EID_CHANNEL_SWITCH_WRAPPER = 196,
3326 	WLAN_EID_AID = 197,
3327 	WLAN_EID_QUIET_CHANNEL = 198,
3328 	WLAN_EID_OPMODE_NOTIF = 199,
3329 
3330 	WLAN_EID_REDUCED_NEIGHBOR_REPORT = 201,
3331 
3332 	WLAN_EID_AID_REQUEST = 210,
3333 	WLAN_EID_AID_RESPONSE = 211,
3334 	WLAN_EID_S1G_BCN_COMPAT = 213,
3335 	WLAN_EID_S1G_SHORT_BCN_INTERVAL = 214,
3336 	WLAN_EID_S1G_TWT = 216,
3337 	WLAN_EID_S1G_CAPABILITIES = 217,
3338 	WLAN_EID_VENDOR_SPECIFIC = 221,
3339 	WLAN_EID_QOS_PARAMETER = 222,
3340 	WLAN_EID_S1G_OPERATION = 232,
3341 	WLAN_EID_CAG_NUMBER = 237,
3342 	WLAN_EID_AP_CSN = 239,
3343 	WLAN_EID_FILS_INDICATION = 240,
3344 	WLAN_EID_DILS = 241,
3345 	WLAN_EID_FRAGMENT = 242,
3346 	WLAN_EID_RSNX = 244,
3347 	WLAN_EID_EXTENSION = 255
3348 };
3349 
3350 /* Element ID Extensions for Element ID 255 */
3351 enum ieee80211_eid_ext {
3352 	WLAN_EID_EXT_ASSOC_DELAY_INFO = 1,
3353 	WLAN_EID_EXT_FILS_REQ_PARAMS = 2,
3354 	WLAN_EID_EXT_FILS_KEY_CONFIRM = 3,
3355 	WLAN_EID_EXT_FILS_SESSION = 4,
3356 	WLAN_EID_EXT_FILS_HLP_CONTAINER = 5,
3357 	WLAN_EID_EXT_FILS_IP_ADDR_ASSIGN = 6,
3358 	WLAN_EID_EXT_KEY_DELIVERY = 7,
3359 	WLAN_EID_EXT_FILS_WRAPPED_DATA = 8,
3360 	WLAN_EID_EXT_FILS_PUBLIC_KEY = 12,
3361 	WLAN_EID_EXT_FILS_NONCE = 13,
3362 	WLAN_EID_EXT_FUTURE_CHAN_GUIDANCE = 14,
3363 	WLAN_EID_EXT_HE_CAPABILITY = 35,
3364 	WLAN_EID_EXT_HE_OPERATION = 36,
3365 	WLAN_EID_EXT_UORA = 37,
3366 	WLAN_EID_EXT_HE_MU_EDCA = 38,
3367 	WLAN_EID_EXT_HE_SPR = 39,
3368 	WLAN_EID_EXT_NDP_FEEDBACK_REPORT_PARAMSET = 41,
3369 	WLAN_EID_EXT_BSS_COLOR_CHG_ANN = 42,
3370 	WLAN_EID_EXT_QUIET_TIME_PERIOD_SETUP = 43,
3371 	WLAN_EID_EXT_ESS_REPORT = 45,
3372 	WLAN_EID_EXT_OPS = 46,
3373 	WLAN_EID_EXT_HE_BSS_LOAD = 47,
3374 	WLAN_EID_EXT_MAX_CHANNEL_SWITCH_TIME = 52,
3375 	WLAN_EID_EXT_MULTIPLE_BSSID_CONFIGURATION = 55,
3376 	WLAN_EID_EXT_NON_INHERITANCE = 56,
3377 	WLAN_EID_EXT_KNOWN_BSSID = 57,
3378 	WLAN_EID_EXT_SHORT_SSID_LIST = 58,
3379 	WLAN_EID_EXT_HE_6GHZ_CAPA = 59,
3380 	WLAN_EID_EXT_UL_MU_POWER_CAPA = 60,
3381 	WLAN_EID_EXT_EHT_OPERATION = 106,
3382 	WLAN_EID_EXT_EHT_MULTI_LINK = 107,
3383 	WLAN_EID_EXT_EHT_CAPABILITY = 108,
3384 };
3385 
3386 /* Action category code */
3387 enum ieee80211_category {
3388 	WLAN_CATEGORY_SPECTRUM_MGMT = 0,
3389 	WLAN_CATEGORY_QOS = 1,
3390 	WLAN_CATEGORY_DLS = 2,
3391 	WLAN_CATEGORY_BACK = 3,
3392 	WLAN_CATEGORY_PUBLIC = 4,
3393 	WLAN_CATEGORY_RADIO_MEASUREMENT = 5,
3394 	WLAN_CATEGORY_FAST_BBS_TRANSITION = 6,
3395 	WLAN_CATEGORY_HT = 7,
3396 	WLAN_CATEGORY_SA_QUERY = 8,
3397 	WLAN_CATEGORY_PROTECTED_DUAL_OF_ACTION = 9,
3398 	WLAN_CATEGORY_WNM = 10,
3399 	WLAN_CATEGORY_WNM_UNPROTECTED = 11,
3400 	WLAN_CATEGORY_TDLS = 12,
3401 	WLAN_CATEGORY_MESH_ACTION = 13,
3402 	WLAN_CATEGORY_MULTIHOP_ACTION = 14,
3403 	WLAN_CATEGORY_SELF_PROTECTED = 15,
3404 	WLAN_CATEGORY_DMG = 16,
3405 	WLAN_CATEGORY_WMM = 17,
3406 	WLAN_CATEGORY_FST = 18,
3407 	WLAN_CATEGORY_UNPROT_DMG = 20,
3408 	WLAN_CATEGORY_VHT = 21,
3409 	WLAN_CATEGORY_S1G = 22,
3410 	WLAN_CATEGORY_VENDOR_SPECIFIC_PROTECTED = 126,
3411 	WLAN_CATEGORY_VENDOR_SPECIFIC = 127,
3412 };
3413 
3414 /* SPECTRUM_MGMT action code */
3415 enum ieee80211_spectrum_mgmt_actioncode {
3416 	WLAN_ACTION_SPCT_MSR_REQ = 0,
3417 	WLAN_ACTION_SPCT_MSR_RPRT = 1,
3418 	WLAN_ACTION_SPCT_TPC_REQ = 2,
3419 	WLAN_ACTION_SPCT_TPC_RPRT = 3,
3420 	WLAN_ACTION_SPCT_CHL_SWITCH = 4,
3421 };
3422 
3423 /* HT action codes */
3424 enum ieee80211_ht_actioncode {
3425 	WLAN_HT_ACTION_NOTIFY_CHANWIDTH = 0,
3426 	WLAN_HT_ACTION_SMPS = 1,
3427 	WLAN_HT_ACTION_PSMP = 2,
3428 	WLAN_HT_ACTION_PCO_PHASE = 3,
3429 	WLAN_HT_ACTION_CSI = 4,
3430 	WLAN_HT_ACTION_NONCOMPRESSED_BF = 5,
3431 	WLAN_HT_ACTION_COMPRESSED_BF = 6,
3432 	WLAN_HT_ACTION_ASEL_IDX_FEEDBACK = 7,
3433 };
3434 
3435 /* VHT action codes */
3436 enum ieee80211_vht_actioncode {
3437 	WLAN_VHT_ACTION_COMPRESSED_BF = 0,
3438 	WLAN_VHT_ACTION_GROUPID_MGMT = 1,
3439 	WLAN_VHT_ACTION_OPMODE_NOTIF = 2,
3440 };
3441 
3442 /* Self Protected Action codes */
3443 enum ieee80211_self_protected_actioncode {
3444 	WLAN_SP_RESERVED = 0,
3445 	WLAN_SP_MESH_PEERING_OPEN = 1,
3446 	WLAN_SP_MESH_PEERING_CONFIRM = 2,
3447 	WLAN_SP_MESH_PEERING_CLOSE = 3,
3448 	WLAN_SP_MGK_INFORM = 4,
3449 	WLAN_SP_MGK_ACK = 5,
3450 };
3451 
3452 /* Mesh action codes */
3453 enum ieee80211_mesh_actioncode {
3454 	WLAN_MESH_ACTION_LINK_METRIC_REPORT,
3455 	WLAN_MESH_ACTION_HWMP_PATH_SELECTION,
3456 	WLAN_MESH_ACTION_GATE_ANNOUNCEMENT,
3457 	WLAN_MESH_ACTION_CONGESTION_CONTROL_NOTIFICATION,
3458 	WLAN_MESH_ACTION_MCCA_SETUP_REQUEST,
3459 	WLAN_MESH_ACTION_MCCA_SETUP_REPLY,
3460 	WLAN_MESH_ACTION_MCCA_ADVERTISEMENT_REQUEST,
3461 	WLAN_MESH_ACTION_MCCA_ADVERTISEMENT,
3462 	WLAN_MESH_ACTION_MCCA_TEARDOWN,
3463 	WLAN_MESH_ACTION_TBTT_ADJUSTMENT_REQUEST,
3464 	WLAN_MESH_ACTION_TBTT_ADJUSTMENT_RESPONSE,
3465 };
3466 
3467 /* Security key length */
3468 enum ieee80211_key_len {
3469 	WLAN_KEY_LEN_WEP40 = 5,
3470 	WLAN_KEY_LEN_WEP104 = 13,
3471 	WLAN_KEY_LEN_CCMP = 16,
3472 	WLAN_KEY_LEN_CCMP_256 = 32,
3473 	WLAN_KEY_LEN_TKIP = 32,
3474 	WLAN_KEY_LEN_AES_CMAC = 16,
3475 	WLAN_KEY_LEN_SMS4 = 32,
3476 	WLAN_KEY_LEN_GCMP = 16,
3477 	WLAN_KEY_LEN_GCMP_256 = 32,
3478 	WLAN_KEY_LEN_BIP_CMAC_256 = 32,
3479 	WLAN_KEY_LEN_BIP_GMAC_128 = 16,
3480 	WLAN_KEY_LEN_BIP_GMAC_256 = 32,
3481 };
3482 
3483 enum ieee80211_s1g_actioncode {
3484 	WLAN_S1G_AID_SWITCH_REQUEST,
3485 	WLAN_S1G_AID_SWITCH_RESPONSE,
3486 	WLAN_S1G_SYNC_CONTROL,
3487 	WLAN_S1G_STA_INFO_ANNOUNCE,
3488 	WLAN_S1G_EDCA_PARAM_SET,
3489 	WLAN_S1G_EL_OPERATION,
3490 	WLAN_S1G_TWT_SETUP,
3491 	WLAN_S1G_TWT_TEARDOWN,
3492 	WLAN_S1G_SECT_GROUP_ID_LIST,
3493 	WLAN_S1G_SECT_ID_FEEDBACK,
3494 	WLAN_S1G_TWT_INFORMATION = 11,
3495 };
3496 
3497 #define IEEE80211_WEP_IV_LEN		4
3498 #define IEEE80211_WEP_ICV_LEN		4
3499 #define IEEE80211_CCMP_HDR_LEN		8
3500 #define IEEE80211_CCMP_MIC_LEN		8
3501 #define IEEE80211_CCMP_PN_LEN		6
3502 #define IEEE80211_CCMP_256_HDR_LEN	8
3503 #define IEEE80211_CCMP_256_MIC_LEN	16
3504 #define IEEE80211_CCMP_256_PN_LEN	6
3505 #define IEEE80211_TKIP_IV_LEN		8
3506 #define IEEE80211_TKIP_ICV_LEN		4
3507 #define IEEE80211_CMAC_PN_LEN		6
3508 #define IEEE80211_GMAC_PN_LEN		6
3509 #define IEEE80211_GCMP_HDR_LEN		8
3510 #define IEEE80211_GCMP_MIC_LEN		16
3511 #define IEEE80211_GCMP_PN_LEN		6
3512 
3513 #define FILS_NONCE_LEN			16
3514 #define FILS_MAX_KEK_LEN		64
3515 
3516 #define FILS_ERP_MAX_USERNAME_LEN	16
3517 #define FILS_ERP_MAX_REALM_LEN		253
3518 #define FILS_ERP_MAX_RRK_LEN		64
3519 
3520 #define PMK_MAX_LEN			64
3521 #define SAE_PASSWORD_MAX_LEN		128
3522 
3523 /* Public action codes (IEEE Std 802.11-2016, 9.6.8.1, Table 9-307) */
3524 enum ieee80211_pub_actioncode {
3525 	WLAN_PUB_ACTION_20_40_BSS_COEX = 0,
3526 	WLAN_PUB_ACTION_DSE_ENABLEMENT = 1,
3527 	WLAN_PUB_ACTION_DSE_DEENABLEMENT = 2,
3528 	WLAN_PUB_ACTION_DSE_REG_LOC_ANN = 3,
3529 	WLAN_PUB_ACTION_EXT_CHANSW_ANN = 4,
3530 	WLAN_PUB_ACTION_DSE_MSMT_REQ = 5,
3531 	WLAN_PUB_ACTION_DSE_MSMT_RESP = 6,
3532 	WLAN_PUB_ACTION_MSMT_PILOT = 7,
3533 	WLAN_PUB_ACTION_DSE_PC = 8,
3534 	WLAN_PUB_ACTION_VENDOR_SPECIFIC = 9,
3535 	WLAN_PUB_ACTION_GAS_INITIAL_REQ = 10,
3536 	WLAN_PUB_ACTION_GAS_INITIAL_RESP = 11,
3537 	WLAN_PUB_ACTION_GAS_COMEBACK_REQ = 12,
3538 	WLAN_PUB_ACTION_GAS_COMEBACK_RESP = 13,
3539 	WLAN_PUB_ACTION_TDLS_DISCOVER_RES = 14,
3540 	WLAN_PUB_ACTION_LOC_TRACK_NOTI = 15,
3541 	WLAN_PUB_ACTION_QAB_REQUEST_FRAME = 16,
3542 	WLAN_PUB_ACTION_QAB_RESPONSE_FRAME = 17,
3543 	WLAN_PUB_ACTION_QMF_POLICY = 18,
3544 	WLAN_PUB_ACTION_QMF_POLICY_CHANGE = 19,
3545 	WLAN_PUB_ACTION_QLOAD_REQUEST = 20,
3546 	WLAN_PUB_ACTION_QLOAD_REPORT = 21,
3547 	WLAN_PUB_ACTION_HCCA_TXOP_ADVERT = 22,
3548 	WLAN_PUB_ACTION_HCCA_TXOP_RESPONSE = 23,
3549 	WLAN_PUB_ACTION_PUBLIC_KEY = 24,
3550 	WLAN_PUB_ACTION_CHANNEL_AVAIL_QUERY = 25,
3551 	WLAN_PUB_ACTION_CHANNEL_SCHEDULE_MGMT = 26,
3552 	WLAN_PUB_ACTION_CONTACT_VERI_SIGNAL = 27,
3553 	WLAN_PUB_ACTION_GDD_ENABLEMENT_REQ = 28,
3554 	WLAN_PUB_ACTION_GDD_ENABLEMENT_RESP = 29,
3555 	WLAN_PUB_ACTION_NETWORK_CHANNEL_CONTROL = 30,
3556 	WLAN_PUB_ACTION_WHITE_SPACE_MAP_ANN = 31,
3557 	WLAN_PUB_ACTION_FTM_REQUEST = 32,
3558 	WLAN_PUB_ACTION_FTM = 33,
3559 	WLAN_PUB_ACTION_FILS_DISCOVERY = 34,
3560 };
3561 
3562 /* TDLS action codes */
3563 enum ieee80211_tdls_actioncode {
3564 	WLAN_TDLS_SETUP_REQUEST = 0,
3565 	WLAN_TDLS_SETUP_RESPONSE = 1,
3566 	WLAN_TDLS_SETUP_CONFIRM = 2,
3567 	WLAN_TDLS_TEARDOWN = 3,
3568 	WLAN_TDLS_PEER_TRAFFIC_INDICATION = 4,
3569 	WLAN_TDLS_CHANNEL_SWITCH_REQUEST = 5,
3570 	WLAN_TDLS_CHANNEL_SWITCH_RESPONSE = 6,
3571 	WLAN_TDLS_PEER_PSM_REQUEST = 7,
3572 	WLAN_TDLS_PEER_PSM_RESPONSE = 8,
3573 	WLAN_TDLS_PEER_TRAFFIC_RESPONSE = 9,
3574 	WLAN_TDLS_DISCOVERY_REQUEST = 10,
3575 };
3576 
3577 /* Extended Channel Switching capability to be set in the 1st byte of
3578  * the @WLAN_EID_EXT_CAPABILITY information element
3579  */
3580 #define WLAN_EXT_CAPA1_EXT_CHANNEL_SWITCHING	BIT(2)
3581 
3582 /* Multiple BSSID capability is set in the 6th bit of 3rd byte of the
3583  * @WLAN_EID_EXT_CAPABILITY information element
3584  */
3585 #define WLAN_EXT_CAPA3_MULTI_BSSID_SUPPORT	BIT(6)
3586 
3587 /* Timing Measurement protocol for time sync is set in the 7th bit of 3rd byte
3588  * of the @WLAN_EID_EXT_CAPABILITY information element
3589  */
3590 #define WLAN_EXT_CAPA3_TIMING_MEASUREMENT_SUPPORT	BIT(7)
3591 
3592 /* TDLS capabilities in the 4th byte of @WLAN_EID_EXT_CAPABILITY */
3593 #define WLAN_EXT_CAPA4_TDLS_BUFFER_STA		BIT(4)
3594 #define WLAN_EXT_CAPA4_TDLS_PEER_PSM		BIT(5)
3595 #define WLAN_EXT_CAPA4_TDLS_CHAN_SWITCH		BIT(6)
3596 
3597 /* Interworking capabilities are set in 7th bit of 4th byte of the
3598  * @WLAN_EID_EXT_CAPABILITY information element
3599  */
3600 #define WLAN_EXT_CAPA4_INTERWORKING_ENABLED	BIT(7)
3601 
3602 /*
3603  * TDLS capabililites to be enabled in the 5th byte of the
3604  * @WLAN_EID_EXT_CAPABILITY information element
3605  */
3606 #define WLAN_EXT_CAPA5_TDLS_ENABLED	BIT(5)
3607 #define WLAN_EXT_CAPA5_TDLS_PROHIBITED	BIT(6)
3608 #define WLAN_EXT_CAPA5_TDLS_CH_SW_PROHIBITED	BIT(7)
3609 
3610 #define WLAN_EXT_CAPA8_TDLS_WIDE_BW_ENABLED	BIT(5)
3611 #define WLAN_EXT_CAPA8_OPMODE_NOTIF	BIT(6)
3612 
3613 /* Defines the maximal number of MSDUs in an A-MSDU. */
3614 #define WLAN_EXT_CAPA8_MAX_MSDU_IN_AMSDU_LSB	BIT(7)
3615 #define WLAN_EXT_CAPA9_MAX_MSDU_IN_AMSDU_MSB	BIT(0)
3616 
3617 /*
3618  * Fine Timing Measurement Initiator - bit 71 of @WLAN_EID_EXT_CAPABILITY
3619  * information element
3620  */
3621 #define WLAN_EXT_CAPA9_FTM_INITIATOR	BIT(7)
3622 
3623 /* Defines support for TWT Requester and TWT Responder */
3624 #define WLAN_EXT_CAPA10_TWT_REQUESTER_SUPPORT	BIT(5)
3625 #define WLAN_EXT_CAPA10_TWT_RESPONDER_SUPPORT	BIT(6)
3626 
3627 /*
3628  * When set, indicates that the AP is able to tolerate 26-tone RU UL
3629  * OFDMA transmissions using HE TB PPDU from OBSS (not falsely classify the
3630  * 26-tone RU UL OFDMA transmissions as radar pulses).
3631  */
3632 #define WLAN_EXT_CAPA10_OBSS_NARROW_BW_RU_TOLERANCE_SUPPORT BIT(7)
3633 
3634 /* Defines support for enhanced multi-bssid advertisement*/
3635 #define WLAN_EXT_CAPA11_EMA_SUPPORT	BIT(3)
3636 
3637 /* TDLS specific payload type in the LLC/SNAP header */
3638 #define WLAN_TDLS_SNAP_RFTYPE	0x2
3639 
3640 /* BSS Coex IE information field bits */
3641 #define WLAN_BSS_COEX_INFORMATION_REQUEST	BIT(0)
3642 
3643 /**
3644  * enum ieee80211_mesh_sync_method - mesh synchronization method identifier
3645  *
3646  * @IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET: the default synchronization method
3647  * @IEEE80211_SYNC_METHOD_VENDOR: a vendor specific synchronization method
3648  *	that will be specified in a vendor specific information element
3649  */
3650 enum ieee80211_mesh_sync_method {
3651 	IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET = 1,
3652 	IEEE80211_SYNC_METHOD_VENDOR = 255,
3653 };
3654 
3655 /**
3656  * enum ieee80211_mesh_path_protocol - mesh path selection protocol identifier
3657  *
3658  * @IEEE80211_PATH_PROTOCOL_HWMP: the default path selection protocol
3659  * @IEEE80211_PATH_PROTOCOL_VENDOR: a vendor specific protocol that will
3660  *	be specified in a vendor specific information element
3661  */
3662 enum ieee80211_mesh_path_protocol {
3663 	IEEE80211_PATH_PROTOCOL_HWMP = 1,
3664 	IEEE80211_PATH_PROTOCOL_VENDOR = 255,
3665 };
3666 
3667 /**
3668  * enum ieee80211_mesh_path_metric - mesh path selection metric identifier
3669  *
3670  * @IEEE80211_PATH_METRIC_AIRTIME: the default path selection metric
3671  * @IEEE80211_PATH_METRIC_VENDOR: a vendor specific metric that will be
3672  *	specified in a vendor specific information element
3673  */
3674 enum ieee80211_mesh_path_metric {
3675 	IEEE80211_PATH_METRIC_AIRTIME = 1,
3676 	IEEE80211_PATH_METRIC_VENDOR = 255,
3677 };
3678 
3679 /**
3680  * enum ieee80211_root_mode_identifier - root mesh STA mode identifier
3681  *
3682  * These attribute are used by dot11MeshHWMPRootMode to set root mesh STA mode
3683  *
3684  * @IEEE80211_ROOTMODE_NO_ROOT: the mesh STA is not a root mesh STA (default)
3685  * @IEEE80211_ROOTMODE_ROOT: the mesh STA is a root mesh STA if greater than
3686  *	this value
3687  * @IEEE80211_PROACTIVE_PREQ_NO_PREP: the mesh STA is a root mesh STA supports
3688  *	the proactive PREQ with proactive PREP subfield set to 0
3689  * @IEEE80211_PROACTIVE_PREQ_WITH_PREP: the mesh STA is a root mesh STA
3690  *	supports the proactive PREQ with proactive PREP subfield set to 1
3691  * @IEEE80211_PROACTIVE_RANN: the mesh STA is a root mesh STA supports
3692  *	the proactive RANN
3693  */
3694 enum ieee80211_root_mode_identifier {
3695 	IEEE80211_ROOTMODE_NO_ROOT = 0,
3696 	IEEE80211_ROOTMODE_ROOT = 1,
3697 	IEEE80211_PROACTIVE_PREQ_NO_PREP = 2,
3698 	IEEE80211_PROACTIVE_PREQ_WITH_PREP = 3,
3699 	IEEE80211_PROACTIVE_RANN = 4,
3700 };
3701 
3702 /*
3703  * IEEE 802.11-2007 7.3.2.9 Country information element
3704  *
3705  * Minimum length is 8 octets, ie len must be evenly
3706  * divisible by 2
3707  */
3708 
3709 /* Although the spec says 8 I'm seeing 6 in practice */
3710 #define IEEE80211_COUNTRY_IE_MIN_LEN	6
3711 
3712 /* The Country String field of the element shall be 3 octets in length */
3713 #define IEEE80211_COUNTRY_STRING_LEN	3
3714 
3715 /*
3716  * For regulatory extension stuff see IEEE 802.11-2007
3717  * Annex I (page 1141) and Annex J (page 1147). Also
3718  * review 7.3.2.9.
3719  *
3720  * When dot11RegulatoryClassesRequired is true and the
3721  * first_channel/reg_extension_id is >= 201 then the IE
3722  * compromises of the 'ext' struct represented below:
3723  *
3724  *  - Regulatory extension ID - when generating IE this just needs
3725  *    to be monotonically increasing for each triplet passed in
3726  *    the IE
3727  *  - Regulatory class - index into set of rules
3728  *  - Coverage class - index into air propagation time (Table 7-27),
3729  *    in microseconds, you can compute the air propagation time from
3730  *    the index by multiplying by 3, so index 10 yields a propagation
3731  *    of 10 us. Valid values are 0-31, values 32-255 are not defined
3732  *    yet. A value of 0 inicates air propagation of <= 1 us.
3733  *
3734  *  See also Table I.2 for Emission limit sets and table
3735  *  I.3 for Behavior limit sets. Table J.1 indicates how to map
3736  *  a reg_class to an emission limit set and behavior limit set.
3737  */
3738 #define IEEE80211_COUNTRY_EXTENSION_ID 201
3739 
3740 /*
3741  *  Channels numbers in the IE must be monotonically increasing
3742  *  if dot11RegulatoryClassesRequired is not true.
3743  *
3744  *  If dot11RegulatoryClassesRequired is true consecutive
3745  *  subband triplets following a regulatory triplet shall
3746  *  have monotonically increasing first_channel number fields.
3747  *
3748  *  Channel numbers shall not overlap.
3749  *
3750  *  Note that max_power is signed.
3751  */
3752 struct ieee80211_country_ie_triplet {
3753 	union {
3754 		struct {
3755 			u8 first_channel;
3756 			u8 num_channels;
3757 			s8 max_power;
3758 		} __packed chans;
3759 		struct {
3760 			u8 reg_extension_id;
3761 			u8 reg_class;
3762 			u8 coverage_class;
3763 		} __packed ext;
3764 	};
3765 } __packed;
3766 
3767 enum ieee80211_timeout_interval_type {
3768 	WLAN_TIMEOUT_REASSOC_DEADLINE = 1 /* 802.11r */,
3769 	WLAN_TIMEOUT_KEY_LIFETIME = 2 /* 802.11r */,
3770 	WLAN_TIMEOUT_ASSOC_COMEBACK = 3 /* 802.11w */,
3771 };
3772 
3773 /**
3774  * struct ieee80211_timeout_interval_ie - Timeout Interval element
3775  * @type: type, see &enum ieee80211_timeout_interval_type
3776  * @value: timeout interval value
3777  */
3778 struct ieee80211_timeout_interval_ie {
3779 	u8 type;
3780 	__le32 value;
3781 } __packed;
3782 
3783 /**
3784  * enum ieee80211_idle_options - BSS idle options
3785  * @WLAN_IDLE_OPTIONS_PROTECTED_KEEP_ALIVE: the station should send an RSN
3786  *	protected frame to the AP to reset the idle timer at the AP for
3787  *	the station.
3788  */
3789 enum ieee80211_idle_options {
3790 	WLAN_IDLE_OPTIONS_PROTECTED_KEEP_ALIVE = BIT(0),
3791 };
3792 
3793 /**
3794  * struct ieee80211_bss_max_idle_period_ie
3795  *
3796  * This structure refers to "BSS Max idle period element"
3797  *
3798  * @max_idle_period: indicates the time period during which a station can
3799  *	refrain from transmitting frames to its associated AP without being
3800  *	disassociated. In units of 1000 TUs.
3801  * @idle_options: indicates the options associated with the BSS idle capability
3802  *	as specified in &enum ieee80211_idle_options.
3803  */
3804 struct ieee80211_bss_max_idle_period_ie {
3805 	__le16 max_idle_period;
3806 	u8 idle_options;
3807 } __packed;
3808 
3809 /* BACK action code */
3810 enum ieee80211_back_actioncode {
3811 	WLAN_ACTION_ADDBA_REQ = 0,
3812 	WLAN_ACTION_ADDBA_RESP = 1,
3813 	WLAN_ACTION_DELBA = 2,
3814 };
3815 
3816 /* BACK (block-ack) parties */
3817 enum ieee80211_back_parties {
3818 	WLAN_BACK_RECIPIENT = 0,
3819 	WLAN_BACK_INITIATOR = 1,
3820 };
3821 
3822 /* SA Query action */
3823 enum ieee80211_sa_query_action {
3824 	WLAN_ACTION_SA_QUERY_REQUEST = 0,
3825 	WLAN_ACTION_SA_QUERY_RESPONSE = 1,
3826 };
3827 
3828 /**
3829  * struct ieee80211_bssid_index
3830  *
3831  * This structure refers to "Multiple BSSID-index element"
3832  *
3833  * @bssid_index: BSSID index
3834  * @dtim_period: optional, overrides transmitted BSS dtim period
3835  * @dtim_count: optional, overrides transmitted BSS dtim count
3836  */
3837 struct ieee80211_bssid_index {
3838 	u8 bssid_index;
3839 	u8 dtim_period;
3840 	u8 dtim_count;
3841 };
3842 
3843 /**
3844  * struct ieee80211_multiple_bssid_configuration
3845  *
3846  * This structure refers to "Multiple BSSID Configuration element"
3847  *
3848  * @bssid_count: total number of active BSSIDs in the set
3849  * @profile_periodicity: the least number of beacon frames need to be received
3850  *	in order to discover all the nontransmitted BSSIDs in the set.
3851  */
3852 struct ieee80211_multiple_bssid_configuration {
3853 	u8 bssid_count;
3854 	u8 profile_periodicity;
3855 };
3856 
3857 #define SUITE(oui, id)	(((oui) << 8) | (id))
3858 
3859 /* cipher suite selectors */
3860 #define WLAN_CIPHER_SUITE_USE_GROUP	SUITE(0x000FAC, 0)
3861 #define WLAN_CIPHER_SUITE_WEP40		SUITE(0x000FAC, 1)
3862 #define WLAN_CIPHER_SUITE_TKIP		SUITE(0x000FAC, 2)
3863 /* reserved: 				SUITE(0x000FAC, 3) */
3864 #define WLAN_CIPHER_SUITE_CCMP		SUITE(0x000FAC, 4)
3865 #define WLAN_CIPHER_SUITE_WEP104	SUITE(0x000FAC, 5)
3866 #define WLAN_CIPHER_SUITE_AES_CMAC	SUITE(0x000FAC, 6)
3867 #define WLAN_CIPHER_SUITE_GCMP		SUITE(0x000FAC, 8)
3868 #define WLAN_CIPHER_SUITE_GCMP_256	SUITE(0x000FAC, 9)
3869 #define WLAN_CIPHER_SUITE_CCMP_256	SUITE(0x000FAC, 10)
3870 #define WLAN_CIPHER_SUITE_BIP_GMAC_128	SUITE(0x000FAC, 11)
3871 #define WLAN_CIPHER_SUITE_BIP_GMAC_256	SUITE(0x000FAC, 12)
3872 #define WLAN_CIPHER_SUITE_BIP_CMAC_256	SUITE(0x000FAC, 13)
3873 
3874 #define WLAN_CIPHER_SUITE_SMS4		SUITE(0x001472, 1)
3875 
3876 /* AKM suite selectors */
3877 #define WLAN_AKM_SUITE_8021X			SUITE(0x000FAC, 1)
3878 #define WLAN_AKM_SUITE_PSK			SUITE(0x000FAC, 2)
3879 #define WLAN_AKM_SUITE_FT_8021X			SUITE(0x000FAC, 3)
3880 #define WLAN_AKM_SUITE_FT_PSK			SUITE(0x000FAC, 4)
3881 #define WLAN_AKM_SUITE_8021X_SHA256		SUITE(0x000FAC, 5)
3882 #define WLAN_AKM_SUITE_PSK_SHA256		SUITE(0x000FAC, 6)
3883 #define WLAN_AKM_SUITE_TDLS			SUITE(0x000FAC, 7)
3884 #define WLAN_AKM_SUITE_SAE			SUITE(0x000FAC, 8)
3885 #define WLAN_AKM_SUITE_FT_OVER_SAE		SUITE(0x000FAC, 9)
3886 #define WLAN_AKM_SUITE_AP_PEER_KEY		SUITE(0x000FAC, 10)
3887 #define WLAN_AKM_SUITE_8021X_SUITE_B		SUITE(0x000FAC, 11)
3888 #define WLAN_AKM_SUITE_8021X_SUITE_B_192	SUITE(0x000FAC, 12)
3889 #define WLAN_AKM_SUITE_FT_8021X_SHA384		SUITE(0x000FAC, 13)
3890 #define WLAN_AKM_SUITE_FILS_SHA256		SUITE(0x000FAC, 14)
3891 #define WLAN_AKM_SUITE_FILS_SHA384		SUITE(0x000FAC, 15)
3892 #define WLAN_AKM_SUITE_FT_FILS_SHA256		SUITE(0x000FAC, 16)
3893 #define WLAN_AKM_SUITE_FT_FILS_SHA384		SUITE(0x000FAC, 17)
3894 #define WLAN_AKM_SUITE_OWE			SUITE(0x000FAC, 18)
3895 #define WLAN_AKM_SUITE_FT_PSK_SHA384		SUITE(0x000FAC, 19)
3896 #define WLAN_AKM_SUITE_PSK_SHA384		SUITE(0x000FAC, 20)
3897 
3898 #define WLAN_AKM_SUITE_WFA_DPP			SUITE(WLAN_OUI_WFA, 2)
3899 
3900 #define WLAN_MAX_KEY_LEN		32
3901 
3902 #define WLAN_PMK_NAME_LEN		16
3903 #define WLAN_PMKID_LEN			16
3904 #define WLAN_PMK_LEN_EAP_LEAP		16
3905 #define WLAN_PMK_LEN			32
3906 #define WLAN_PMK_LEN_SUITE_B_192	48
3907 
3908 #define WLAN_OUI_WFA			0x506f9a
3909 #define WLAN_OUI_TYPE_WFA_P2P		9
3910 #define WLAN_OUI_TYPE_WFA_DPP		0x1A
3911 #define WLAN_OUI_MICROSOFT		0x0050f2
3912 #define WLAN_OUI_TYPE_MICROSOFT_WPA	1
3913 #define WLAN_OUI_TYPE_MICROSOFT_WMM	2
3914 #define WLAN_OUI_TYPE_MICROSOFT_WPS	4
3915 #define WLAN_OUI_TYPE_MICROSOFT_TPC	8
3916 
3917 /*
3918  * WMM/802.11e Tspec Element
3919  */
3920 #define IEEE80211_WMM_IE_TSPEC_TID_MASK		0x0F
3921 #define IEEE80211_WMM_IE_TSPEC_TID_SHIFT	1
3922 
3923 enum ieee80211_tspec_status_code {
3924 	IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED = 0,
3925 	IEEE80211_TSPEC_STATUS_ADDTS_INVAL_PARAMS = 0x1,
3926 };
3927 
3928 struct ieee80211_tspec_ie {
3929 	u8 element_id;
3930 	u8 len;
3931 	u8 oui[3];
3932 	u8 oui_type;
3933 	u8 oui_subtype;
3934 	u8 version;
3935 	__le16 tsinfo;
3936 	u8 tsinfo_resvd;
3937 	__le16 nominal_msdu;
3938 	__le16 max_msdu;
3939 	__le32 min_service_int;
3940 	__le32 max_service_int;
3941 	__le32 inactivity_int;
3942 	__le32 suspension_int;
3943 	__le32 service_start_time;
3944 	__le32 min_data_rate;
3945 	__le32 mean_data_rate;
3946 	__le32 peak_data_rate;
3947 	__le32 max_burst_size;
3948 	__le32 delay_bound;
3949 	__le32 min_phy_rate;
3950 	__le16 sba;
3951 	__le16 medium_time;
3952 } __packed;
3953 
3954 struct ieee80211_he_6ghz_capa {
3955 	/* uses IEEE80211_HE_6GHZ_CAP_* below */
3956 	__le16 capa;
3957 } __packed;
3958 
3959 /* HE 6 GHz band capabilities */
3960 /* uses enum ieee80211_min_mpdu_spacing values */
3961 #define IEEE80211_HE_6GHZ_CAP_MIN_MPDU_START	0x0007
3962 /* uses enum ieee80211_vht_max_ampdu_length_exp values */
3963 #define IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP	0x0038
3964 /* uses IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_* values */
3965 #define IEEE80211_HE_6GHZ_CAP_MAX_MPDU_LEN	0x00c0
3966 /* WLAN_HT_CAP_SM_PS_* values */
3967 #define IEEE80211_HE_6GHZ_CAP_SM_PS		0x0600
3968 #define IEEE80211_HE_6GHZ_CAP_RD_RESPONDER	0x0800
3969 #define IEEE80211_HE_6GHZ_CAP_RX_ANTPAT_CONS	0x1000
3970 #define IEEE80211_HE_6GHZ_CAP_TX_ANTPAT_CONS	0x2000
3971 
3972 /**
3973  * ieee80211_get_qos_ctl - get pointer to qos control bytes
3974  * @hdr: the frame
3975  *
3976  * The qos ctrl bytes come after the frame_control, duration, seq_num
3977  * and 3 or 4 addresses of length ETH_ALEN.
3978  * 3 addr: 2 + 2 + 2 + 3*6 = 24
3979  * 4 addr: 2 + 2 + 2 + 4*6 = 30
3980  */
ieee80211_get_qos_ctl(struct ieee80211_hdr * hdr)3981 static inline u8 *ieee80211_get_qos_ctl(struct ieee80211_hdr *hdr)
3982 {
3983 	if (ieee80211_has_a4(hdr->frame_control))
3984 		return (u8 *)hdr + 30;
3985 	else
3986 		return (u8 *)hdr + 24;
3987 }
3988 
3989 /**
3990  * ieee80211_get_tid - get qos TID
3991  * @hdr: the frame
3992  */
ieee80211_get_tid(struct ieee80211_hdr * hdr)3993 static inline u8 ieee80211_get_tid(struct ieee80211_hdr *hdr)
3994 {
3995 	u8 *qc = ieee80211_get_qos_ctl(hdr);
3996 
3997 	return qc[0] & IEEE80211_QOS_CTL_TID_MASK;
3998 }
3999 
4000 /**
4001  * ieee80211_get_SA - get pointer to SA
4002  * @hdr: the frame
4003  *
4004  * Given an 802.11 frame, this function returns the offset
4005  * to the source address (SA). It does not verify that the
4006  * header is long enough to contain the address, and the
4007  * header must be long enough to contain the frame control
4008  * field.
4009  */
ieee80211_get_SA(struct ieee80211_hdr * hdr)4010 static inline u8 *ieee80211_get_SA(struct ieee80211_hdr *hdr)
4011 {
4012 	if (ieee80211_has_a4(hdr->frame_control))
4013 		return hdr->addr4;
4014 	if (ieee80211_has_fromds(hdr->frame_control))
4015 		return hdr->addr3;
4016 	return hdr->addr2;
4017 }
4018 
4019 /**
4020  * ieee80211_get_DA - get pointer to DA
4021  * @hdr: the frame
4022  *
4023  * Given an 802.11 frame, this function returns the offset
4024  * to the destination address (DA). It does not verify that
4025  * the header is long enough to contain the address, and the
4026  * header must be long enough to contain the frame control
4027  * field.
4028  */
ieee80211_get_DA(struct ieee80211_hdr * hdr)4029 static inline u8 *ieee80211_get_DA(struct ieee80211_hdr *hdr)
4030 {
4031 	if (ieee80211_has_tods(hdr->frame_control))
4032 		return hdr->addr3;
4033 	else
4034 		return hdr->addr1;
4035 }
4036 
4037 /**
4038  * _ieee80211_is_robust_mgmt_frame - check if frame is a robust management frame
4039  * @hdr: the frame (buffer must include at least the first octet of payload)
4040  */
_ieee80211_is_robust_mgmt_frame(struct ieee80211_hdr * hdr)4041 static inline bool _ieee80211_is_robust_mgmt_frame(struct ieee80211_hdr *hdr)
4042 {
4043 	if (ieee80211_is_disassoc(hdr->frame_control) ||
4044 	    ieee80211_is_deauth(hdr->frame_control))
4045 		return true;
4046 
4047 	if (ieee80211_is_action(hdr->frame_control)) {
4048 		u8 *category;
4049 
4050 		/*
4051 		 * Action frames, excluding Public Action frames, are Robust
4052 		 * Management Frames. However, if we are looking at a Protected
4053 		 * frame, skip the check since the data may be encrypted and
4054 		 * the frame has already been found to be a Robust Management
4055 		 * Frame (by the other end).
4056 		 */
4057 		if (ieee80211_has_protected(hdr->frame_control))
4058 			return true;
4059 		category = ((u8 *) hdr) + 24;
4060 		return *category != WLAN_CATEGORY_PUBLIC &&
4061 			*category != WLAN_CATEGORY_HT &&
4062 			*category != WLAN_CATEGORY_WNM_UNPROTECTED &&
4063 			*category != WLAN_CATEGORY_SELF_PROTECTED &&
4064 			*category != WLAN_CATEGORY_UNPROT_DMG &&
4065 			*category != WLAN_CATEGORY_VHT &&
4066 			*category != WLAN_CATEGORY_VENDOR_SPECIFIC;
4067 	}
4068 
4069 	return false;
4070 }
4071 
4072 /**
4073  * ieee80211_is_robust_mgmt_frame - check if skb contains a robust mgmt frame
4074  * @skb: the skb containing the frame, length will be checked
4075  */
ieee80211_is_robust_mgmt_frame(struct sk_buff * skb)4076 static inline bool ieee80211_is_robust_mgmt_frame(struct sk_buff *skb)
4077 {
4078 	if (skb->len < IEEE80211_MIN_ACTION_SIZE)
4079 		return false;
4080 	return _ieee80211_is_robust_mgmt_frame((void *)skb->data);
4081 }
4082 
4083 /**
4084  * ieee80211_is_public_action - check if frame is a public action frame
4085  * @hdr: the frame
4086  * @len: length of the frame
4087  */
ieee80211_is_public_action(struct ieee80211_hdr * hdr,size_t len)4088 static inline bool ieee80211_is_public_action(struct ieee80211_hdr *hdr,
4089 					      size_t len)
4090 {
4091 	struct ieee80211_mgmt *mgmt = (void *)hdr;
4092 
4093 	if (len < IEEE80211_MIN_ACTION_SIZE)
4094 		return false;
4095 	if (!ieee80211_is_action(hdr->frame_control))
4096 		return false;
4097 	return mgmt->u.action.category == WLAN_CATEGORY_PUBLIC;
4098 }
4099 
4100 /**
4101  * _ieee80211_is_group_privacy_action - check if frame is a group addressed
4102  * privacy action frame
4103  * @hdr: the frame
4104  */
_ieee80211_is_group_privacy_action(struct ieee80211_hdr * hdr)4105 static inline bool _ieee80211_is_group_privacy_action(struct ieee80211_hdr *hdr)
4106 {
4107 	struct ieee80211_mgmt *mgmt = (void *)hdr;
4108 
4109 	if (!ieee80211_is_action(hdr->frame_control) ||
4110 	    !is_multicast_ether_addr(hdr->addr1))
4111 		return false;
4112 
4113 	return mgmt->u.action.category == WLAN_CATEGORY_MESH_ACTION ||
4114 	       mgmt->u.action.category == WLAN_CATEGORY_MULTIHOP_ACTION;
4115 }
4116 
4117 /**
4118  * ieee80211_is_group_privacy_action - check if frame is a group addressed
4119  * privacy action frame
4120  * @skb: the skb containing the frame, length will be checked
4121  */
ieee80211_is_group_privacy_action(struct sk_buff * skb)4122 static inline bool ieee80211_is_group_privacy_action(struct sk_buff *skb)
4123 {
4124 	if (skb->len < IEEE80211_MIN_ACTION_SIZE)
4125 		return false;
4126 	return _ieee80211_is_group_privacy_action((void *)skb->data);
4127 }
4128 
4129 /**
4130  * ieee80211_tu_to_usec - convert time units (TU) to microseconds
4131  * @tu: the TUs
4132  */
ieee80211_tu_to_usec(unsigned long tu)4133 static inline unsigned long ieee80211_tu_to_usec(unsigned long tu)
4134 {
4135 	return 1024 * tu;
4136 }
4137 
4138 /**
4139  * ieee80211_check_tim - check if AID bit is set in TIM
4140  * @tim: the TIM IE
4141  * @tim_len: length of the TIM IE
4142  * @aid: the AID to look for
4143  */
ieee80211_check_tim(const struct ieee80211_tim_ie * tim,u8 tim_len,u16 aid)4144 static inline bool ieee80211_check_tim(const struct ieee80211_tim_ie *tim,
4145 				       u8 tim_len, u16 aid)
4146 {
4147 	u8 mask;
4148 	u8 index, indexn1, indexn2;
4149 
4150 	if (unlikely(!tim || tim_len < sizeof(*tim)))
4151 		return false;
4152 
4153 	aid &= 0x3fff;
4154 	index = aid / 8;
4155 	mask  = 1 << (aid & 7);
4156 
4157 	indexn1 = tim->bitmap_ctrl & 0xfe;
4158 	indexn2 = tim_len + indexn1 - 4;
4159 
4160 	if (index < indexn1 || index > indexn2)
4161 		return false;
4162 
4163 	index -= indexn1;
4164 
4165 	return !!(tim->virtual_map[index] & mask);
4166 }
4167 
4168 /**
4169  * ieee80211_get_tdls_action - get tdls packet action (or -1, if not tdls packet)
4170  * @skb: the skb containing the frame, length will not be checked
4171  * @hdr_size: the size of the ieee80211_hdr that starts at skb->data
4172  *
4173  * This function assumes the frame is a data frame, and that the network header
4174  * is in the correct place.
4175  */
ieee80211_get_tdls_action(struct sk_buff * skb,u32 hdr_size)4176 static inline int ieee80211_get_tdls_action(struct sk_buff *skb, u32 hdr_size)
4177 {
4178 	if (!skb_is_nonlinear(skb) &&
4179 	    skb->len > (skb_network_offset(skb) + 2)) {
4180 		/* Point to where the indication of TDLS should start */
4181 		const u8 *tdls_data = skb_network_header(skb) - 2;
4182 
4183 		if (get_unaligned_be16(tdls_data) == ETH_P_TDLS &&
4184 		    tdls_data[2] == WLAN_TDLS_SNAP_RFTYPE &&
4185 		    tdls_data[3] == WLAN_CATEGORY_TDLS)
4186 			return tdls_data[4];
4187 	}
4188 
4189 	return -1;
4190 }
4191 
4192 /* convert time units */
4193 #define TU_TO_JIFFIES(x)	(usecs_to_jiffies((x) * 1024))
4194 #define TU_TO_EXP_TIME(x)	(jiffies + TU_TO_JIFFIES(x))
4195 
4196 /* convert frequencies */
4197 #define MHZ_TO_KHZ(freq) ((freq) * 1000)
4198 #define KHZ_TO_MHZ(freq) ((freq) / 1000)
4199 #define PR_KHZ(f) KHZ_TO_MHZ(f), f % 1000
4200 #define KHZ_F "%d.%03d"
4201 
4202 /* convert powers */
4203 #define DBI_TO_MBI(gain) ((gain) * 100)
4204 #define MBI_TO_DBI(gain) ((gain) / 100)
4205 #define DBM_TO_MBM(gain) ((gain) * 100)
4206 #define MBM_TO_DBM(gain) ((gain) / 100)
4207 
4208 /**
4209  * ieee80211_action_contains_tpc - checks if the frame contains TPC element
4210  * @skb: the skb containing the frame, length will be checked
4211  *
4212  * This function checks if it's either TPC report action frame or Link
4213  * Measurement report action frame as defined in IEEE Std. 802.11-2012 8.5.2.5
4214  * and 8.5.7.5 accordingly.
4215  */
ieee80211_action_contains_tpc(struct sk_buff * skb)4216 static inline bool ieee80211_action_contains_tpc(struct sk_buff *skb)
4217 {
4218 	struct ieee80211_mgmt *mgmt = (void *)skb->data;
4219 
4220 	if (!ieee80211_is_action(mgmt->frame_control))
4221 		return false;
4222 
4223 	if (skb->len < IEEE80211_MIN_ACTION_SIZE +
4224 		       sizeof(mgmt->u.action.u.tpc_report))
4225 		return false;
4226 
4227 	/*
4228 	 * TPC report - check that:
4229 	 * category = 0 (Spectrum Management) or 5 (Radio Measurement)
4230 	 * spectrum management action = 3 (TPC/Link Measurement report)
4231 	 * TPC report EID = 35
4232 	 * TPC report element length = 2
4233 	 *
4234 	 * The spectrum management's tpc_report struct is used here both for
4235 	 * parsing tpc_report and radio measurement's link measurement report
4236 	 * frame, since the relevant part is identical in both frames.
4237 	 */
4238 	if (mgmt->u.action.category != WLAN_CATEGORY_SPECTRUM_MGMT &&
4239 	    mgmt->u.action.category != WLAN_CATEGORY_RADIO_MEASUREMENT)
4240 		return false;
4241 
4242 	/* both spectrum mgmt and link measurement have same action code */
4243 	if (mgmt->u.action.u.tpc_report.action_code !=
4244 	    WLAN_ACTION_SPCT_TPC_RPRT)
4245 		return false;
4246 
4247 	if (mgmt->u.action.u.tpc_report.tpc_elem_id != WLAN_EID_TPC_REPORT ||
4248 	    mgmt->u.action.u.tpc_report.tpc_elem_length !=
4249 	    sizeof(struct ieee80211_tpc_report_ie))
4250 		return false;
4251 
4252 	return true;
4253 }
4254 
4255 struct element {
4256 	u8 id;
4257 	u8 datalen;
4258 	u8 data[];
4259 } __packed;
4260 
4261 /* element iteration helpers */
4262 #define for_each_element(_elem, _data, _datalen)			\
4263 	for (_elem = (const struct element *)(_data);			\
4264 	     (const u8 *)(_data) + (_datalen) - (const u8 *)_elem >=	\
4265 		(int)sizeof(*_elem) &&					\
4266 	     (const u8 *)(_data) + (_datalen) - (const u8 *)_elem >=	\
4267 		(int)sizeof(*_elem) + _elem->datalen;			\
4268 	     _elem = (const struct element *)(_elem->data + _elem->datalen))
4269 
4270 #define for_each_element_id(element, _id, data, datalen)		\
4271 	for_each_element(element, data, datalen)			\
4272 		if (element->id == (_id))
4273 
4274 #define for_each_element_extid(element, extid, _data, _datalen)		\
4275 	for_each_element(element, _data, _datalen)			\
4276 		if (element->id == WLAN_EID_EXTENSION &&		\
4277 		    element->datalen > 0 &&				\
4278 		    element->data[0] == (extid))
4279 
4280 #define for_each_subelement(sub, element)				\
4281 	for_each_element(sub, (element)->data, (element)->datalen)
4282 
4283 #define for_each_subelement_id(sub, id, element)			\
4284 	for_each_element_id(sub, id, (element)->data, (element)->datalen)
4285 
4286 #define for_each_subelement_extid(sub, extid, element)			\
4287 	for_each_element_extid(sub, extid, (element)->data, (element)->datalen)
4288 
4289 /**
4290  * for_each_element_completed - determine if element parsing consumed all data
4291  * @element: element pointer after for_each_element() or friends
4292  * @data: same data pointer as passed to for_each_element() or friends
4293  * @datalen: same data length as passed to for_each_element() or friends
4294  *
4295  * This function returns %true if all the data was parsed or considered
4296  * while walking the elements. Only use this if your for_each_element()
4297  * loop cannot be broken out of, otherwise it always returns %false.
4298  *
4299  * If some data was malformed, this returns %false since the last parsed
4300  * element will not fill the whole remaining data.
4301  */
for_each_element_completed(const struct element * element,const void * data,size_t datalen)4302 static inline bool for_each_element_completed(const struct element *element,
4303 					      const void *data, size_t datalen)
4304 {
4305 	return (const u8 *)element == (const u8 *)data + datalen;
4306 }
4307 
4308 /**
4309  * RSNX Capabilities:
4310  * bits 0-3: Field length (n-1)
4311  */
4312 #define WLAN_RSNX_CAPA_PROTECTED_TWT BIT(4)
4313 #define WLAN_RSNX_CAPA_SAE_H2E BIT(5)
4314 
4315 /*
4316  * reduced neighbor report, based on Draft P802.11ax_D6.1,
4317  * section 9.4.2.170 and accepted contributions.
4318  */
4319 #define IEEE80211_AP_INFO_TBTT_HDR_TYPE				0x03
4320 #define IEEE80211_AP_INFO_TBTT_HDR_FILTERED			0x04
4321 #define IEEE80211_AP_INFO_TBTT_HDR_COLOC			0x08
4322 #define IEEE80211_AP_INFO_TBTT_HDR_COUNT			0xF0
4323 #define IEEE80211_TBTT_INFO_OFFSET_BSSID_BSS_PARAM		9
4324 #define IEEE80211_TBTT_INFO_OFFSET_BSSID_SSSID_BSS_PARAM	13
4325 
4326 #define IEEE80211_RNR_TBTT_PARAMS_OCT_RECOMMENDED		0x01
4327 #define IEEE80211_RNR_TBTT_PARAMS_SAME_SSID			0x02
4328 #define IEEE80211_RNR_TBTT_PARAMS_MULTI_BSSID			0x04
4329 #define IEEE80211_RNR_TBTT_PARAMS_TRANSMITTED_BSSID		0x08
4330 #define IEEE80211_RNR_TBTT_PARAMS_COLOC_ESS			0x10
4331 #define IEEE80211_RNR_TBTT_PARAMS_PROBE_ACTIVE			0x20
4332 #define IEEE80211_RNR_TBTT_PARAMS_COLOC_AP			0x40
4333 
4334 struct ieee80211_neighbor_ap_info {
4335 	u8 tbtt_info_hdr;
4336 	u8 tbtt_info_len;
4337 	u8 op_class;
4338 	u8 channel;
4339 } __packed;
4340 
4341 enum ieee80211_range_params_max_total_ltf {
4342 	IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_4 = 0,
4343 	IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_8,
4344 	IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_16,
4345 	IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_UNSPECIFIED,
4346 };
4347 
4348 /* multi-link device */
4349 #define IEEE80211_MLD_MAX_NUM_LINKS	15
4350 
4351 #endif /* LINUX_IEEE80211_H */
4352