include/linux/ieee80211.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  * IEEE 802.11 defines
   4  *
   5  * Copyright (c) 2001-2002, SSH Communications Security Corp and Jouni Malinen
   6  * <jkmaline@cc.hut.fi>
   7  * Copyright (c) 2002-2003, Jouni Malinen <jkmaline@cc.hut.fi>
   8  * Copyright (c) 2005, Devicescape Software, Inc.
   9  * Copyright (c) 2006, Michael Wu <flamingice@sourmilk.net>
  10  * Copyright (c) 2013 - 2014 Intel Mobile Communications GmbH
  11  * Copyright (c) 2016 - 2017 Intel Deutschland GmbH
  12  * Copyright (c) 2018 - 2023 Intel Corporation
  13  */
  14
  15 #ifndef __LINUX_IEEE80211_H
  16 #define __LINUX_IEEE80211_H
  17
  18 /*
  19  * DS bit usage
  20  *
  21  * TA = transmitter address
  22  * RA = receiver address
  23  * DA = destination address
  24  * SA = source address
  25  *
  26  * ToDS    FromDS  A1(RA)  A2(TA)  A3      A4      Use
  27  * -----------------------------------------------------------------
  28  *  0       0       DA      SA      BSSID   -       IBSS/DLS
  29  *  0       1       DA      BSSID   SA      -       AP -> STA
  30  *  1       0       BSSID   SA      DA      -       AP <- STA
  31  *  1       1       RA      TA      DA      SA      unspecified (WDS)
  32  */
  33
  34 #define FCS_LEN 4
  35
  36 #define IEEE80211_FCTL_VERS             0x0003
  37 #define IEEE80211_FCTL_FTYPE            0x000c
  38 #define IEEE80211_FCTL_STYPE            0x00f0
  39 #define IEEE80211_FCTL_TODS             0x0100
  40 #define IEEE80211_FCTL_FROMDS           0x0200
  41 #define IEEE80211_FCTL_MOREFRAGS        0x0400
  42 #define IEEE80211_FCTL_RETRY            0x0800
  43 #define IEEE80211_FCTL_PM               0x1000
  44 #define IEEE80211_FCTL_MOREDATA         0x2000
  45 #define IEEE80211_FCTL_PROTECTED        0x4000
  46 #define IEEE80211_FCTL_ORDER            0x8000
  47 #define IEEE80211_FCTL_CTL_EXT          0x0f00
  48
  49 #define IEEE80211_SCTL_FRAG             0x000F
  50 #define IEEE80211_SCTL_SEQ              0xFFF0
  51
  52 #define IEEE80211_FTYPE_MGMT            0x0000
  53 #define IEEE80211_FTYPE_CTL             0x0004
  54 #define IEEE80211_FTYPE_DATA            0x0008
  55 #define IEEE80211_FTYPE_EXT             0x000c
  56
  57 /* management */
  58 #define IEEE80211_STYPE_ASSOC_REQ       0x0000
  59 #define IEEE80211_STYPE_ASSOC_RESP      0x0010
  60 #define IEEE80211_STYPE_REASSOC_REQ     0x0020
  61 #define IEEE80211_STYPE_REASSOC_RESP    0x0030
  62 #define IEEE80211_STYPE_PROBE_REQ       0x0040
  63 #define IEEE80211_STYPE_PROBE_RESP      0x0050
  64 #define IEEE80211_STYPE_BEACON          0x0080
  65 #define IEEE80211_STYPE_ATIM            0x0090
  66 #define IEEE80211_STYPE_DISASSOC        0x00A0
  67 #define IEEE80211_STYPE_AUTH            0x00B0
  68 #define IEEE80211_STYPE_DEAUTH          0x00C0
  69 #define IEEE80211_STYPE_ACTION          0x00D0
  70
  71 /* control */
  72 #define IEEE80211_STYPE_TRIGGER         0x0020
  73 #define IEEE80211_STYPE_CTL_EXT         0x0060
  74 #define IEEE80211_STYPE_BACK_REQ        0x0080
  75 #define IEEE80211_STYPE_BACK            0x0090
  76 #define IEEE80211_STYPE_PSPOLL          0x00A0
  77 #define IEEE80211_STYPE_RTS             0x00B0
  78 #define IEEE80211_STYPE_CTS             0x00C0
  79 #define IEEE80211_STYPE_ACK             0x00D0
  80 #define IEEE80211_STYPE_CFEND           0x00E0
  81 #define IEEE80211_STYPE_CFENDACK        0x00F0
  82
  83 /* data */
  84 #define IEEE80211_STYPE_DATA                    0x0000
  85 #define IEEE80211_STYPE_DATA_CFACK              0x0010
  86 #define IEEE80211_STYPE_DATA_CFPOLL             0x0020
  87 #define IEEE80211_STYPE_DATA_CFACKPOLL          0x0030
  88 #define IEEE80211_STYPE_NULLFUNC                0x0040
  89 #define IEEE80211_STYPE_CFACK                   0x0050
  90 #define IEEE80211_STYPE_CFPOLL                  0x0060
  91 #define IEEE80211_STYPE_CFACKPOLL               0x0070
  92 #define IEEE80211_STYPE_QOS_DATA                0x0080
  93 #define IEEE80211_STYPE_QOS_DATA_CFACK          0x0090
  94 #define IEEE80211_STYPE_QOS_DATA_CFPOLL         0x00A0
  95 #define IEEE80211_STYPE_QOS_DATA_CFACKPOLL      0x00B0
  96 #define IEEE80211_STYPE_QOS_NULLFUNC            0x00C0
  97 #define IEEE80211_STYPE_QOS_CFACK               0x00D0
  98 #define IEEE80211_STYPE_QOS_CFPOLL              0x00E0
  99 #define IEEE80211_STYPE_QOS_CFACKPOLL           0x00F0
 100
 101 /* extension, added by 802.11ad */
 102 #define IEEE80211_STYPE_DMG_BEACON              0x0000
 103 #define IEEE80211_STYPE_S1G_BEACON              0x0010
 104
 105 /* bits unique to S1G beacon */
 106 #define IEEE80211_S1G_BCN_NEXT_TBTT     0x100
 107
 108 /* see 802.11ah-2016 9.9 NDP CMAC frames */
 109 #define IEEE80211_S1G_1MHZ_NDP_BITS     25
 110 #define IEEE80211_S1G_1MHZ_NDP_BYTES    4
 111 #define IEEE80211_S1G_2MHZ_NDP_BITS     37
 112 #define IEEE80211_S1G_2MHZ_NDP_BYTES    5
 113
 114 #define IEEE80211_NDP_FTYPE_CTS                 0
 115 #define IEEE80211_NDP_FTYPE_CF_END              0
 116 #define IEEE80211_NDP_FTYPE_PS_POLL             1
 117 #define IEEE80211_NDP_FTYPE_ACK                 2
 118 #define IEEE80211_NDP_FTYPE_PS_POLL_ACK         3
 119 #define IEEE80211_NDP_FTYPE_BA                  4
 120 #define IEEE80211_NDP_FTYPE_BF_REPORT_POLL      5
 121 #define IEEE80211_NDP_FTYPE_PAGING              6
 122 #define IEEE80211_NDP_FTYPE_PREQ                7
 123
 124 #define SM64(f, v)      ((((u64)v) << f##_S) & f)
 125
 126 /* NDP CMAC frame fields */
 127 #define IEEE80211_NDP_FTYPE                    0x0000000000000007
 128 #define IEEE80211_NDP_FTYPE_S                  0x0000000000000000
 129
 130 /* 1M Probe Request 11ah 9.9.3.1.1 */
 131 #define IEEE80211_NDP_1M_PREQ_ANO      0x0000000000000008
 132 #define IEEE80211_NDP_1M_PREQ_ANO_S                     3
 133 #define IEEE80211_NDP_1M_PREQ_CSSID    0x00000000000FFFF0
 134 #define IEEE80211_NDP_1M_PREQ_CSSID_S                   4
 135 #define IEEE80211_NDP_1M_PREQ_RTYPE    0x0000000000100000
 136 #define IEEE80211_NDP_1M_PREQ_RTYPE_S                  20
 137 #define IEEE80211_NDP_1M_PREQ_RSV      0x0000000001E00000
 138 #define IEEE80211_NDP_1M_PREQ_RSV      0x0000000001E00000
 139 /* 2M Probe Request 11ah 9.9.3.1.2 */
 140 #define IEEE80211_NDP_2M_PREQ_ANO      0x0000000000000008
 141 #define IEEE80211_NDP_2M_PREQ_ANO_S                     3
 142 #define IEEE80211_NDP_2M_PREQ_CSSID    0x0000000FFFFFFFF0
 143 #define IEEE80211_NDP_2M_PREQ_CSSID_S                   4
 144 #define IEEE80211_NDP_2M_PREQ_RTYPE    0x0000001000000000
 145 #define IEEE80211_NDP_2M_PREQ_RTYPE_S                  36
 146
 147 #define IEEE80211_ANO_NETTYPE_WILD              15
 148
 149 /* bits unique to S1G beacon */
 150 #define IEEE80211_S1G_BCN_NEXT_TBTT    0x100
 151
 152 /* control extension - for IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTL_EXT */
 153 #define IEEE80211_CTL_EXT_POLL          0x2000
 154 #define IEEE80211_CTL_EXT_SPR           0x3000
 155 #define IEEE80211_CTL_EXT_GRANT 0x4000
 156 #define IEEE80211_CTL_EXT_DMG_CTS       0x5000
 157 #define IEEE80211_CTL_EXT_DMG_DTS       0x6000
 158 #define IEEE80211_CTL_EXT_SSW           0x8000
 159 #define IEEE80211_CTL_EXT_SSW_FBACK     0x9000
 160 #define IEEE80211_CTL_EXT_SSW_ACK       0xa000
 161
 162
 163 #define IEEE80211_SN_MASK               ((IEEE80211_SCTL_SEQ) >> 4)
 164 #define IEEE80211_MAX_SN                IEEE80211_SN_MASK
 165 #define IEEE80211_SN_MODULO             (IEEE80211_MAX_SN + 1)
 166
 167
 168 /* PV1 Layout 11ah 9.8.3.1 */
 169 #define IEEE80211_PV1_FCTL_VERS         0x0003
 170 #define IEEE80211_PV1_FCTL_FTYPE        0x001c
 171 #define IEEE80211_PV1_FCTL_STYPE        0x00e0
 172 #define IEEE80211_PV1_FCTL_TODS         0x0100
 173 #define IEEE80211_PV1_FCTL_MOREFRAGS    0x0200
 174 #define IEEE80211_PV1_FCTL_PM           0x0400
 175 #define IEEE80211_PV1_FCTL_MOREDATA     0x0800
 176 #define IEEE80211_PV1_FCTL_PROTECTED    0x1000
 177 #define IEEE80211_PV1_FCTL_END_SP       0x2000
 178 #define IEEE80211_PV1_FCTL_RELAYED      0x4000
 179 #define IEEE80211_PV1_FCTL_ACK_POLICY   0x8000
 180 #define IEEE80211_PV1_FCTL_CTL_EXT      0x0f00
 181
 182 static inline bool ieee80211_sn_less(u16 sn1, u16 sn2)
 183 {
 184         return ((sn1 - sn2) & IEEE80211_SN_MASK) > (IEEE80211_SN_MODULO >> 1);
 185 }
 186
 187 static inline u16 ieee80211_sn_add(u16 sn1, u16 sn2)
 188 {
 189         return (sn1 + sn2) & IEEE80211_SN_MASK;
 190 }
 191
 192 static inline u16 ieee80211_sn_inc(u16 sn)
 193 {
 194         return ieee80211_sn_add(sn, 1);
 195 }
 196
 197 static inline u16 ieee80211_sn_sub(u16 sn1, u16 sn2)
 198 {
 199         return (sn1 - sn2) & IEEE80211_SN_MASK;
 200 }
 201
 202 #define IEEE80211_SEQ_TO_SN(seq)        (((seq) & IEEE80211_SCTL_SEQ) >> 4)
 203 #define IEEE80211_SN_TO_SEQ(ssn)        (((ssn) << 4) & IEEE80211_SCTL_SEQ)
 204
 205 /* miscellaneous IEEE 802.11 constants */
 206 #define IEEE80211_MAX_FRAG_THRESHOLD    2352
 207 #define IEEE80211_MAX_RTS_THRESHOLD     2353
 208 #define IEEE80211_MAX_AID               2007
 209 #define IEEE80211_MAX_AID_S1G           8191
 210 #define IEEE80211_MAX_TIM_LEN           251
 211 #define IEEE80211_MAX_MESH_PEERINGS     63
 212 /* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
 213    6.2.1.1.2.
 214
 215    802.11e clarifies the figure in section 7.1.2. The frame body is
 216    up to 2304 octets long (maximum MSDU size) plus any crypt overhead. */
 217 #define IEEE80211_MAX_DATA_LEN          2304
 218 /* 802.11ad extends maximum MSDU size for DMG (freq > 40Ghz) networks
 219  * to 7920 bytes, see 8.2.3 General frame format
 220  */
 221 #define IEEE80211_MAX_DATA_LEN_DMG      7920
 222 /* 30 byte 4 addr hdr, 2 byte QoS, 2304 byte MSDU, 12 byte crypt, 4 byte FCS */
 223 #define IEEE80211_MAX_FRAME_LEN         2352
 224
 225 /* Maximal size of an A-MSDU that can be transported in a HT BA session */
 226 #define IEEE80211_MAX_MPDU_LEN_HT_BA            4095
 227
 228 /* Maximal size of an A-MSDU */
 229 #define IEEE80211_MAX_MPDU_LEN_HT_3839          3839
 230 #define IEEE80211_MAX_MPDU_LEN_HT_7935          7935
 231
 232 #define IEEE80211_MAX_MPDU_LEN_VHT_3895         3895
 233 #define IEEE80211_MAX_MPDU_LEN_VHT_7991         7991
 234 #define IEEE80211_MAX_MPDU_LEN_VHT_11454        11454
 235
 236 #define IEEE80211_MAX_SSID_LEN          32
 237
 238 #define IEEE80211_MAX_MESH_ID_LEN       32
 239
 240 #define IEEE80211_FIRST_TSPEC_TSID      8
 241 #define IEEE80211_NUM_TIDS              16
 242
 243 /* number of user priorities 802.11 uses */
 244 #define IEEE80211_NUM_UPS               8
 245 /* number of ACs */
 246 #define IEEE80211_NUM_ACS               4
 247
 248 #define IEEE80211_QOS_CTL_LEN           2
 249 /* 1d tag mask */
 250 #define IEEE80211_QOS_CTL_TAG1D_MASK            0x0007
 251 /* TID mask */
 252 #define IEEE80211_QOS_CTL_TID_MASK              0x000f
 253 /* EOSP */
 254 #define IEEE80211_QOS_CTL_EOSP                  0x0010
 255 /* ACK policy */
 256 #define IEEE80211_QOS_CTL_ACK_POLICY_NORMAL     0x0000
 257 #define IEEE80211_QOS_CTL_ACK_POLICY_NOACK      0x0020
 258 #define IEEE80211_QOS_CTL_ACK_POLICY_NO_EXPL    0x0040
 259 #define IEEE80211_QOS_CTL_ACK_POLICY_BLOCKACK   0x0060
 260 #define IEEE80211_QOS_CTL_ACK_POLICY_MASK       0x0060
 261 /* A-MSDU 802.11n */
 262 #define IEEE80211_QOS_CTL_A_MSDU_PRESENT        0x0080
 263 /* Mesh Control 802.11s */
 264 #define IEEE80211_QOS_CTL_MESH_CONTROL_PRESENT  0x0100
 265
 266 /* U-APSD queue for WMM IEs sent by AP */
 267 #define IEEE80211_WMM_IE_AP_QOSINFO_UAPSD       (1<<7)
 268 #define IEEE80211_WMM_IE_AP_QOSINFO_PARAM_SET_CNT_MASK  0x0f
 269
 270 /* U-APSD queues for WMM IEs sent by STA */
 271 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_VO      (1<<0)
 272 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_VI      (1<<1)
 273 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_BK      (1<<2)
 274 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_BE      (1<<3)
 275 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_MASK    0x0f
 276
 277 /* U-APSD max SP length for WMM IEs sent by STA */
 278 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL     0x00
 279 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_2       0x01
 280 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_4       0x02
 281 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_6       0x03
 282 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_MASK    0x03
 283 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_SHIFT   5
 284
 285 #define IEEE80211_HT_CTL_LEN            4
 286
 287 /* trigger type within common_info of trigger frame */
 288 #define IEEE80211_TRIGGER_TYPE_MASK             0xf
 289 #define IEEE80211_TRIGGER_TYPE_BASIC            0x0
 290 #define IEEE80211_TRIGGER_TYPE_BFRP             0x1
 291 #define IEEE80211_TRIGGER_TYPE_MU_BAR           0x2
 292 #define IEEE80211_TRIGGER_TYPE_MU_RTS           0x3
 293 #define IEEE80211_TRIGGER_TYPE_BSRP             0x4
 294 #define IEEE80211_TRIGGER_TYPE_GCR_MU_BAR       0x5
 295 #define IEEE80211_TRIGGER_TYPE_BQRP             0x6
 296 #define IEEE80211_TRIGGER_TYPE_NFRP             0x7
 297
 298 struct ieee80211_hdr {
 299         __le16 frame_control;
 300         __le16 duration_id;
 301         u8 addr1[6];
 302         u8 addr2[6];
 303         u8 addr3[6];
 304         __le16 seq_ctrl;
 305         u8 addr4[6];
 306 } __packed __aligned(2);
 307
 308 struct ieee80211_hdr_3addr {
 309         __le16 frame_control;
 310         __le16 duration_id;
 311         struct_group(addrs,
 312                 u8 addr1[6];
 313                 u8 addr2[6];
 314                 u8 addr3[6];
 315         );
 316         __le16 seq_ctrl;
 317 } __packed __aligned(2);
 318
 319 struct ieee80211_qos_hdr {
 320         __le16 frame_control;
 321         __le16 duration_id;
 322         u8 addr1[6];
 323         u8 addr2[6];
 324         u8 addr3[6];
 325         __le16 seq_ctrl;
 326         __le16 qos_ctrl;
 327 } __packed __aligned(2);
 328
 329 struct ieee80211_qos_hdr_4addr {
 330         __le16 frame_control;
 331         __le16 duration_id;
 332         u8 addr1[6];
 333         u8 addr2[6];
 334         u8 addr3[6];
 335         __le16 seq_ctrl;
 336         u8 addr4[6];
 337         __le16 qos_ctrl;
 338 } __packed __aligned(2);
 339
 340 struct ieee80211_trigger {
 341         __le16 frame_control;
 342         __le16 duration;
 343         u8 ra[6];
 344         u8 ta[6];
 345         __le64 common_info;
 346         u8 variable[];
 347 } __packed __aligned(2);
 348
 349 /**
 350  * ieee80211_has_tods - check if IEEE80211_FCTL_TODS is set
 351  * @fc: frame control bytes in little-endian byteorder
 352  */
 353 static inline bool ieee80211_has_tods(__le16 fc)
 354 {
 355         return (fc & cpu_to_le16(IEEE80211_FCTL_TODS)) != 0;
 356 }
 357
 358 /**
 359  * ieee80211_has_fromds - check if IEEE80211_FCTL_FROMDS is set
 360  * @fc: frame control bytes in little-endian byteorder
 361  */
 362 static inline bool ieee80211_has_fromds(__le16 fc)
 363 {
 364         return (fc & cpu_to_le16(IEEE80211_FCTL_FROMDS)) != 0;
 365 }
 366
 367 /**
 368  * ieee80211_has_a4 - check if IEEE80211_FCTL_TODS and IEEE80211_FCTL_FROMDS are set
 369  * @fc: frame control bytes in little-endian byteorder
 370  */
 371 static inline bool ieee80211_has_a4(__le16 fc)
 372 {
 373         __le16 tmp = cpu_to_le16(IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS);
 374         return (fc & tmp) == tmp;
 375 }
 376
 377 /**
 378  * ieee80211_has_morefrags - check if IEEE80211_FCTL_MOREFRAGS is set
 379  * @fc: frame control bytes in little-endian byteorder
 380  */
 381 static inline bool ieee80211_has_morefrags(__le16 fc)
 382 {
 383         return (fc & cpu_to_le16(IEEE80211_FCTL_MOREFRAGS)) != 0;
 384 }
 385
 386 /**
 387  * ieee80211_has_retry - check if IEEE80211_FCTL_RETRY is set
 388  * @fc: frame control bytes in little-endian byteorder
 389  */
 390 static inline bool ieee80211_has_retry(__le16 fc)
 391 {
 392         return (fc & cpu_to_le16(IEEE80211_FCTL_RETRY)) != 0;
 393 }
 394
 395 /**
 396  * ieee80211_has_pm - check if IEEE80211_FCTL_PM is set
 397  * @fc: frame control bytes in little-endian byteorder
 398  */
 399 static inline bool ieee80211_has_pm(__le16 fc)
 400 {
 401         return (fc & cpu_to_le16(IEEE80211_FCTL_PM)) != 0;
 402 }
 403
 404 /**
 405  * ieee80211_has_moredata - check if IEEE80211_FCTL_MOREDATA is set
 406  * @fc: frame control bytes in little-endian byteorder
 407  */
 408 static inline bool ieee80211_has_moredata(__le16 fc)
 409 {
 410         return (fc & cpu_to_le16(IEEE80211_FCTL_MOREDATA)) != 0;
 411 }
 412
 413 /**
 414  * ieee80211_has_protected - check if IEEE80211_FCTL_PROTECTED is set
 415  * @fc: frame control bytes in little-endian byteorder
 416  */
 417 static inline bool ieee80211_has_protected(__le16 fc)
 418 {
 419         return (fc & cpu_to_le16(IEEE80211_FCTL_PROTECTED)) != 0;
 420 }
 421
 422 /**
 423  * ieee80211_has_order - check if IEEE80211_FCTL_ORDER is set
 424  * @fc: frame control bytes in little-endian byteorder
 425  */
 426 static inline bool ieee80211_has_order(__le16 fc)
 427 {
 428         return (fc & cpu_to_le16(IEEE80211_FCTL_ORDER)) != 0;
 429 }
 430
 431 /**
 432  * ieee80211_is_mgmt - check if type is IEEE80211_FTYPE_MGMT
 433  * @fc: frame control bytes in little-endian byteorder
 434  */
 435 static inline bool ieee80211_is_mgmt(__le16 fc)
 436 {
 437         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
 438                cpu_to_le16(IEEE80211_FTYPE_MGMT);
 439 }
 440
 441 /**
 442  * ieee80211_is_ctl - check if type is IEEE80211_FTYPE_CTL
 443  * @fc: frame control bytes in little-endian byteorder
 444  */
 445 static inline bool ieee80211_is_ctl(__le16 fc)
 446 {
 447         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
 448                cpu_to_le16(IEEE80211_FTYPE_CTL);
 449 }
 450
 451 /**
 452  * ieee80211_is_data - check if type is IEEE80211_FTYPE_DATA
 453  * @fc: frame control bytes in little-endian byteorder
 454  */
 455 static inline bool ieee80211_is_data(__le16 fc)
 456 {
 457         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
 458                cpu_to_le16(IEEE80211_FTYPE_DATA);
 459 }
 460
 461 /**
 462  * ieee80211_is_ext - check if type is IEEE80211_FTYPE_EXT
 463  * @fc: frame control bytes in little-endian byteorder
 464  */
 465 static inline bool ieee80211_is_ext(__le16 fc)
 466 {
 467         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
 468                cpu_to_le16(IEEE80211_FTYPE_EXT);
 469 }
 470
 471
 472 /**
 473  * ieee80211_is_data_qos - check if type is IEEE80211_FTYPE_DATA and IEEE80211_STYPE_QOS_DATA is set
 474  * @fc: frame control bytes in little-endian byteorder
 475  */
 476 static inline bool ieee80211_is_data_qos(__le16 fc)
 477 {
 478         /*
 479          * mask with QOS_DATA rather than IEEE80211_FCTL_STYPE as we just need
 480          * to check the one bit
 481          */
 482         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_STYPE_QOS_DATA)) ==
 483                cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_DATA);
 484 }
 485
 486 /**
 487  * ieee80211_is_data_present - check if type is IEEE80211_FTYPE_DATA and has data
 488  * @fc: frame control bytes in little-endian byteorder
 489  */
 490 static inline bool ieee80211_is_data_present(__le16 fc)
 491 {
 492         /*
 493          * mask with 0x40 and test that that bit is clear to only return true
 494          * for the data-containing substypes.
 495          */
 496         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | 0x40)) ==
 497                cpu_to_le16(IEEE80211_FTYPE_DATA);
 498 }
 499
 500 /**
 501  * ieee80211_is_assoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_REQ
 502  * @fc: frame control bytes in little-endian byteorder
 503  */
 504 static inline bool ieee80211_is_assoc_req(__le16 fc)
 505 {
 506         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 507                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_REQ);
 508 }
 509
 510 /**
 511  * ieee80211_is_assoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_RESP
 512  * @fc: frame control bytes in little-endian byteorder
 513  */
 514 static inline bool ieee80211_is_assoc_resp(__le16 fc)
 515 {
 516         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 517                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_RESP);
 518 }
 519
 520 /**
 521  * ieee80211_is_reassoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_REQ
 522  * @fc: frame control bytes in little-endian byteorder
 523  */
 524 static inline bool ieee80211_is_reassoc_req(__le16 fc)
 525 {
 526         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 527                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_REQ);
 528 }
 529
 530 /**
 531  * ieee80211_is_reassoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_RESP
 532  * @fc: frame control bytes in little-endian byteorder
 533  */
 534 static inline bool ieee80211_is_reassoc_resp(__le16 fc)
 535 {
 536         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 537                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_RESP);
 538 }
 539
 540 /**
 541  * ieee80211_is_probe_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_REQ
 542  * @fc: frame control bytes in little-endian byteorder
 543  */
 544 static inline bool ieee80211_is_probe_req(__le16 fc)
 545 {
 546         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 547                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ);
 548 }
 549
 550 /**
 551  * ieee80211_is_probe_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_RESP
 552  * @fc: frame control bytes in little-endian byteorder
 553  */
 554 static inline bool ieee80211_is_probe_resp(__le16 fc)
 555 {
 556         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 557                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_RESP);
 558 }
 559
 560 /**
 561  * ieee80211_is_beacon - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_BEACON
 562  * @fc: frame control bytes in little-endian byteorder
 563  */
 564 static inline bool ieee80211_is_beacon(__le16 fc)
 565 {
 566         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 567                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_BEACON);
 568 }
 569
 570 /**
 571  * ieee80211_is_s1g_beacon - check if IEEE80211_FTYPE_EXT &&
 572  * IEEE80211_STYPE_S1G_BEACON
 573  * @fc: frame control bytes in little-endian byteorder
 574  */
 575 static inline bool ieee80211_is_s1g_beacon(__le16 fc)
 576 {
 577         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE |
 578                                  IEEE80211_FCTL_STYPE)) ==
 579                cpu_to_le16(IEEE80211_FTYPE_EXT | IEEE80211_STYPE_S1G_BEACON);
 580 }
 581
 582 /**
 583  * ieee80211_next_tbtt_present - check if IEEE80211_FTYPE_EXT &&
 584  * IEEE80211_STYPE_S1G_BEACON && IEEE80211_S1G_BCN_NEXT_TBTT
 585  * @fc: frame control bytes in little-endian byteorder
 586  */
 587 static inline bool ieee80211_next_tbtt_present(__le16 fc)
 588 {
 589         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 590                cpu_to_le16(IEEE80211_FTYPE_EXT | IEEE80211_STYPE_S1G_BEACON) &&
 591                fc & cpu_to_le16(IEEE80211_S1G_BCN_NEXT_TBTT);
 592 }
 593
 594 /**
 595  * ieee80211_is_s1g_short_beacon - check if next tbtt present bit is set. Only
 596  * true for S1G beacons when they're short.
 597  * @fc: frame control bytes in little-endian byteorder
 598  */
 599 static inline bool ieee80211_is_s1g_short_beacon(__le16 fc)
 600 {
 601         return ieee80211_is_s1g_beacon(fc) && ieee80211_next_tbtt_present(fc);
 602 }
 603
 604 /**
 605  * ieee80211_is_atim - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ATIM
 606  * @fc: frame control bytes in little-endian byteorder
 607  */
 608 static inline bool ieee80211_is_atim(__le16 fc)
 609 {
 610         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 611                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ATIM);
 612 }
 613
 614 /**
 615  * ieee80211_is_disassoc - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DISASSOC
 616  * @fc: frame control bytes in little-endian byteorder
 617  */
 618 static inline bool ieee80211_is_disassoc(__le16 fc)
 619 {
 620         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 621                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DISASSOC);
 622 }
 623
 624 /**
 625  * ieee80211_is_auth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_AUTH
 626  * @fc: frame control bytes in little-endian byteorder
 627  */
 628 static inline bool ieee80211_is_auth(__le16 fc)
 629 {
 630         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 631                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_AUTH);
 632 }
 633
 634 /**
 635  * ieee80211_is_deauth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DEAUTH
 636  * @fc: frame control bytes in little-endian byteorder
 637  */
 638 static inline bool ieee80211_is_deauth(__le16 fc)
 639 {
 640         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 641                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DEAUTH);
 642 }
 643
 644 /**
 645  * ieee80211_is_action - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ACTION
 646  * @fc: frame control bytes in little-endian byteorder
 647  */
 648 static inline bool ieee80211_is_action(__le16 fc)
 649 {
 650         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 651                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ACTION);
 652 }
 653
 654 /**
 655  * ieee80211_is_back_req - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK_REQ
 656  * @fc: frame control bytes in little-endian byteorder
 657  */
 658 static inline bool ieee80211_is_back_req(__le16 fc)
 659 {
 660         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 661                cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK_REQ);
 662 }
 663
 664 /**
 665  * ieee80211_is_back - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK
 666  * @fc: frame control bytes in little-endian byteorder
 667  */
 668 static inline bool ieee80211_is_back(__le16 fc)
 669 {
 670         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 671                cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK);
 672 }
 673
 674 /**
 675  * ieee80211_is_pspoll - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_PSPOLL
 676  * @fc: frame control bytes in little-endian byteorder
 677  */
 678 static inline bool ieee80211_is_pspoll(__le16 fc)
 679 {
 680         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 681                cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_PSPOLL);
 682 }
 683
 684 /**
 685  * ieee80211_is_rts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_RTS
 686  * @fc: frame control bytes in little-endian byteorder
 687  */
 688 static inline bool ieee80211_is_rts(__le16 fc)
 689 {
 690         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 691                cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_RTS);
 692 }
 693
 694 /**
 695  * ieee80211_is_cts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CTS
 696  * @fc: frame control bytes in little-endian byteorder
 697  */
 698 static inline bool ieee80211_is_cts(__le16 fc)
 699 {
 700         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 701                cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTS);
 702 }
 703
 704 /**
 705  * ieee80211_is_ack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_ACK
 706  * @fc: frame control bytes in little-endian byteorder
 707  */
 708 static inline bool ieee80211_is_ack(__le16 fc)
 709 {
 710         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 711                cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_ACK);
 712 }
 713
 714 /**
 715  * ieee80211_is_cfend - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFEND
 716  * @fc: frame control bytes in little-endian byteorder
 717  */
 718 static inline bool ieee80211_is_cfend(__le16 fc)
 719 {
 720         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 721                cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFEND);
 722 }
 723
 724 /**
 725  * ieee80211_is_cfendack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFENDACK
 726  * @fc: frame control bytes in little-endian byteorder
 727  */
 728 static inline bool ieee80211_is_cfendack(__le16 fc)
 729 {
 730         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 731                cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFENDACK);
 732 }
 733
 734 /**
 735  * ieee80211_is_nullfunc - check if frame is a regular (non-QoS) nullfunc frame
 736  * @fc: frame control bytes in little-endian byteorder
 737  */
 738 static inline bool ieee80211_is_nullfunc(__le16 fc)
 739 {
 740         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 741                cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_NULLFUNC);
 742 }
 743
 744 /**
 745  * ieee80211_is_qos_nullfunc - check if frame is a QoS nullfunc frame
 746  * @fc: frame control bytes in little-endian byteorder
 747  */
 748 static inline bool ieee80211_is_qos_nullfunc(__le16 fc)
 749 {
 750         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 751                cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_NULLFUNC);
 752 }
 753
 754 static inline unsigned int ieee80211_hdrlen(__le16 fc)
 755 {
 756         unsigned int hdrlen = 24;
 757
 758         if (ieee80211_has_a4(fc))
 759                 hdrlen = 30;
 760
 761         if (ieee80211_is_data_qos(fc)) {
 762                 hdrlen += IEEE80211_QOS_CTL_LEN;
 763                 if (ieee80211_has_order(fc))
 764                         hdrlen += IEEE80211_HT_CTL_LEN;
 765         }
 766
 767         return hdrlen;
 768 }
 769
 770 /**
 771  * ieee80211_is_trigger - check if frame is trigger frame
 772  * @fc: frame control field in little-endian byteorder
 773  */
 774 static inline bool ieee80211_is_trigger(__le16 fc)
 775 {
 776         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 777                cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_TRIGGER);
 778 }
 779
 780 /**
 781  * ieee80211_is_any_nullfunc - check if frame is regular or QoS nullfunc frame
 782  * @fc: frame control bytes in little-endian byteorder
 783  */
 784 static inline bool ieee80211_is_any_nullfunc(__le16 fc)
 785 {
 786         return (ieee80211_is_nullfunc(fc) || ieee80211_is_qos_nullfunc(fc));
 787 }
 788
 789 /**
 790  * ieee80211_is_first_frag - check if IEEE80211_SCTL_FRAG is not set
 791  * @seq_ctrl: frame sequence control bytes in little-endian byteorder
 792  */
 793 static inline bool ieee80211_is_first_frag(__le16 seq_ctrl)
 794 {
 795         return (seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG)) == 0;
 796 }
 797
 798 /**
 799  * ieee80211_is_frag - check if a frame is a fragment
 800  * @hdr: 802.11 header of the frame
 801  */
 802 static inline bool ieee80211_is_frag(struct ieee80211_hdr *hdr)
 803 {
 804         return ieee80211_has_morefrags(hdr->frame_control) ||
 805                hdr->seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG);
 806 }
 807
 808 struct ieee80211s_hdr {
 809         u8 flags;
 810         u8 ttl;
 811         __le32 seqnum;
 812         u8 eaddr1[6];
 813         u8 eaddr2[6];
 814 } __packed __aligned(2);
 815
 816 /* Mesh flags */
 817 #define MESH_FLAGS_AE_A4        0x1
 818 #define MESH_FLAGS_AE_A5_A6     0x2
 819 #define MESH_FLAGS_AE           0x3
 820 #define MESH_FLAGS_PS_DEEP      0x4
 821
 822 /**
 823  * enum ieee80211_preq_flags - mesh PREQ element flags
 824  *
 825  * @IEEE80211_PREQ_PROACTIVE_PREP_FLAG: proactive PREP subfield
 826  */
 827 enum ieee80211_preq_flags {
 828         IEEE80211_PREQ_PROACTIVE_PREP_FLAG      = 1<<2,
 829 };
 830
 831 /**
 832  * enum ieee80211_preq_target_flags - mesh PREQ element per target flags
 833  *
 834  * @IEEE80211_PREQ_TO_FLAG: target only subfield
 835  * @IEEE80211_PREQ_USN_FLAG: unknown target HWMP sequence number subfield
 836  */
 837 enum ieee80211_preq_target_flags {
 838         IEEE80211_PREQ_TO_FLAG  = 1<<0,
 839         IEEE80211_PREQ_USN_FLAG = 1<<2,
 840 };
 841
 842 /**
 843  * struct ieee80211_quiet_ie
 844  *
 845  * This structure refers to "Quiet information element"
 846  */
 847 struct ieee80211_quiet_ie {
 848         u8 count;
 849         u8 period;
 850         __le16 duration;
 851         __le16 offset;
 852 } __packed;
 853
 854 /**
 855  * struct ieee80211_msrment_ie
 856  *
 857  * This structure refers to "Measurement Request/Report information element"
 858  */
 859 struct ieee80211_msrment_ie {
 860         u8 token;
 861         u8 mode;
 862         u8 type;
 863         u8 request[];
 864 } __packed;
 865
 866 /**
 867  * struct ieee80211_channel_sw_ie
 868  *
 869  * This structure refers to "Channel Switch Announcement information element"
 870  */
 871 struct ieee80211_channel_sw_ie {
 872         u8 mode;
 873         u8 new_ch_num;
 874         u8 count;
 875 } __packed;
 876
 877 /**
 878  * struct ieee80211_ext_chansw_ie
 879  *
 880  * This structure represents the "Extended Channel Switch Announcement element"
 881  */
 882 struct ieee80211_ext_chansw_ie {
 883         u8 mode;
 884         u8 new_operating_class;
 885         u8 new_ch_num;
 886         u8 count;
 887 } __packed;
 888
 889 /**
 890  * struct ieee80211_sec_chan_offs_ie - secondary channel offset IE
 891  * @sec_chan_offs: secondary channel offset, uses IEEE80211_HT_PARAM_CHA_SEC_*
 892  *      values here
 893  * This structure represents the "Secondary Channel Offset element"
 894  */
 895 struct ieee80211_sec_chan_offs_ie {
 896         u8 sec_chan_offs;
 897 } __packed;
 898
 899 /**
 900  * struct ieee80211_mesh_chansw_params_ie - mesh channel switch parameters IE
 901  *
 902  * This structure represents the "Mesh Channel Switch Paramters element"
 903  */
 904 struct ieee80211_mesh_chansw_params_ie {
 905         u8 mesh_ttl;
 906         u8 mesh_flags;
 907         __le16 mesh_reason;
 908         __le16 mesh_pre_value;
 909 } __packed;
 910
 911 /**
 912  * struct ieee80211_wide_bw_chansw_ie - wide bandwidth channel switch IE
 913  */
 914 struct ieee80211_wide_bw_chansw_ie {
 915         u8 new_channel_width;
 916         u8 new_center_freq_seg0, new_center_freq_seg1;
 917 } __packed;
 918
 919 /**
 920  * struct ieee80211_tim
 921  *
 922  * This structure refers to "Traffic Indication Map information element"
 923  */
 924 struct ieee80211_tim_ie {
 925         u8 dtim_count;
 926         u8 dtim_period;
 927         u8 bitmap_ctrl;
 928         /* variable size: 1 - 251 bytes */
 929         u8 virtual_map[1];
 930 } __packed;
 931
 932 /**
 933  * struct ieee80211_meshconf_ie
 934  *
 935  * This structure refers to "Mesh Configuration information element"
 936  */
 937 struct ieee80211_meshconf_ie {
 938         u8 meshconf_psel;
 939         u8 meshconf_pmetric;
 940         u8 meshconf_congest;
 941         u8 meshconf_synch;
 942         u8 meshconf_auth;
 943         u8 meshconf_form;
 944         u8 meshconf_cap;
 945 } __packed;
 946
 947 /**
 948  * enum mesh_config_capab_flags - Mesh Configuration IE capability field flags
 949  *
 950  * @IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS: STA is willing to establish
 951  *      additional mesh peerings with other mesh STAs
 952  * @IEEE80211_MESHCONF_CAPAB_FORWARDING: the STA forwards MSDUs
 953  * @IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING: TBTT adjustment procedure
 954  *      is ongoing
 955  */
 956 enum mesh_config_capab_flags {
 957         IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS          = 0x01,
 958         IEEE80211_MESHCONF_CAPAB_FORWARDING             = 0x08,
 959         IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING         = 0x20,
 960 };
 961
 962 #define IEEE80211_MESHCONF_FORM_CONNECTED_TO_GATE 0x1
 963
 964 /**
 965  * mesh channel switch parameters element's flag indicator
 966  *
 967  */
 968 #define WLAN_EID_CHAN_SWITCH_PARAM_TX_RESTRICT BIT(0)
 969 #define WLAN_EID_CHAN_SWITCH_PARAM_INITIATOR BIT(1)
 970 #define WLAN_EID_CHAN_SWITCH_PARAM_REASON BIT(2)
 971
 972 /**
 973  * struct ieee80211_rann_ie
 974  *
 975  * This structure refers to "Root Announcement information element"
 976  */
 977 struct ieee80211_rann_ie {
 978         u8 rann_flags;
 979         u8 rann_hopcount;
 980         u8 rann_ttl;
 981         u8 rann_addr[6];
 982         __le32 rann_seq;
 983         __le32 rann_interval;
 984         __le32 rann_metric;
 985 } __packed;
 986
 987 enum ieee80211_rann_flags {
 988         RANN_FLAG_IS_GATE = 1 << 0,
 989 };
 990
 991 enum ieee80211_ht_chanwidth_values {
 992         IEEE80211_HT_CHANWIDTH_20MHZ = 0,
 993         IEEE80211_HT_CHANWIDTH_ANY = 1,
 994 };
 995
 996 /**
 997  * enum ieee80211_opmode_bits - VHT operating mode field bits
 998  * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK: channel width mask
 999  * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ: 20 MHz channel width
1000  * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ: 40 MHz channel width
1001  * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ: 80 MHz channel width
1002  * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ: 160 MHz or 80+80 MHz channel width
1003  * @IEEE80211_OPMODE_NOTIF_BW_160_80P80: 160 / 80+80 MHz indicator flag
1004  * @IEEE80211_OPMODE_NOTIF_RX_NSS_MASK: number of spatial streams mask
1005  *      (the NSS value is the value of this field + 1)
1006  * @IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT: number of spatial streams shift
1007  * @IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF: indicates streams in SU-MIMO PPDU
1008  *      using a beamforming steering matrix
1009  */
1010 enum ieee80211_vht_opmode_bits {
1011         IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK   = 0x03,
1012         IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ  = 0,
1013         IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ  = 1,
1014         IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ  = 2,
1015         IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ = 3,
1016         IEEE80211_OPMODE_NOTIF_BW_160_80P80     = 0x04,
1017         IEEE80211_OPMODE_NOTIF_RX_NSS_MASK      = 0x70,
1018         IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT     = 4,
1019         IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF   = 0x80,
1020 };
1021
1022 /**
1023  * enum ieee80211_s1g_chanwidth
1024  * These are defined in IEEE802.11-2016ah Table 10-20
1025  * as BSS Channel Width
1026  *
1027  * @IEEE80211_S1G_CHANWIDTH_1MHZ: 1MHz operating channel
1028  * @IEEE80211_S1G_CHANWIDTH_2MHZ: 2MHz operating channel
1029  * @IEEE80211_S1G_CHANWIDTH_4MHZ: 4MHz operating channel
1030  * @IEEE80211_S1G_CHANWIDTH_8MHZ: 8MHz operating channel
1031  * @IEEE80211_S1G_CHANWIDTH_16MHZ: 16MHz operating channel
1032  */
1033 enum ieee80211_s1g_chanwidth {
1034         IEEE80211_S1G_CHANWIDTH_1MHZ = 0,
1035         IEEE80211_S1G_CHANWIDTH_2MHZ = 1,
1036         IEEE80211_S1G_CHANWIDTH_4MHZ = 3,
1037         IEEE80211_S1G_CHANWIDTH_8MHZ = 7,
1038         IEEE80211_S1G_CHANWIDTH_16MHZ = 15,
1039 };
1040
1041 #define WLAN_SA_QUERY_TR_ID_LEN 2
1042 #define WLAN_MEMBERSHIP_LEN 8
1043 #define WLAN_USER_POSITION_LEN 16
1044
1045 /**
1046  * struct ieee80211_tpc_report_ie
1047  *
1048  * This structure refers to "TPC Report element"
1049  */
1050 struct ieee80211_tpc_report_ie {
1051         u8 tx_power;
1052         u8 link_margin;
1053 } __packed;
1054
1055 #define IEEE80211_ADDBA_EXT_FRAG_LEVEL_MASK     GENMASK(2, 1)
1056 #define IEEE80211_ADDBA_EXT_FRAG_LEVEL_SHIFT    1
1057 #define IEEE80211_ADDBA_EXT_NO_FRAG             BIT(0)
1058 #define IEEE80211_ADDBA_EXT_BUF_SIZE_MASK       GENMASK(7, 5)
1059 #define IEEE80211_ADDBA_EXT_BUF_SIZE_SHIFT      10
1060
1061 struct ieee80211_addba_ext_ie {
1062         u8 data;
1063 } __packed;
1064
1065 /**
1066  * struct ieee80211_s1g_bcn_compat_ie
1067  *
1068  * S1G Beacon Compatibility element
1069  */
1070 struct ieee80211_s1g_bcn_compat_ie {
1071         __le16 compat_info;
1072         __le16 beacon_int;
1073         __le32 tsf_completion;
1074 } __packed;
1075
1076 /**
1077  * struct ieee80211_s1g_oper_ie
1078  *
1079  * S1G Operation element
1080  */
1081 struct ieee80211_s1g_oper_ie {
1082         u8 ch_width;
1083         u8 oper_class;
1084         u8 primary_ch;
1085         u8 oper_ch;
1086         __le16 basic_mcs_nss;
1087 } __packed;
1088
1089 /**
1090  * struct ieee80211_aid_response_ie
1091  *
1092  * AID Response element
1093  */
1094 struct ieee80211_aid_response_ie {
1095         __le16 aid;
1096         u8 switch_count;
1097         __le16 response_int;
1098 } __packed;
1099
1100 struct ieee80211_s1g_cap {
1101         u8 capab_info[10];
1102         u8 supp_mcs_nss[5];
1103 } __packed;
1104
1105 struct ieee80211_ext {
1106         __le16 frame_control;
1107         __le16 duration;
1108         union {
1109                 struct {
1110                         u8 sa[6];
1111                         __le32 timestamp;
1112                         u8 change_seq;
1113                         u8 variable[0];
1114                 } __packed s1g_beacon;
1115                 struct {
1116                         u8 sa[6];
1117                         __le32 timestamp;
1118                         u8 change_seq;
1119                         u8 next_tbtt[3];
1120                         u8 variable[0];
1121                 } __packed s1g_short_beacon;
1122         } u;
1123 } __packed __aligned(2);
1124
1125 #define IEEE80211_TWT_CONTROL_NDP                       BIT(0)
1126 #define IEEE80211_TWT_CONTROL_RESP_MODE                 BIT(1)
1127 #define IEEE80211_TWT_CONTROL_NEG_TYPE_BROADCAST        BIT(3)
1128 #define IEEE80211_TWT_CONTROL_RX_DISABLED               BIT(4)
1129 #define IEEE80211_TWT_CONTROL_WAKE_DUR_UNIT             BIT(5)
1130
1131 #define IEEE80211_TWT_REQTYPE_REQUEST                   BIT(0)
1132 #define IEEE80211_TWT_REQTYPE_SETUP_CMD                 GENMASK(3, 1)
1133 #define IEEE80211_TWT_REQTYPE_TRIGGER                   BIT(4)
1134 #define IEEE80211_TWT_REQTYPE_IMPLICIT                  BIT(5)
1135 #define IEEE80211_TWT_REQTYPE_FLOWTYPE                  BIT(6)
1136 #define IEEE80211_TWT_REQTYPE_FLOWID                    GENMASK(9, 7)
1137 #define IEEE80211_TWT_REQTYPE_WAKE_INT_EXP              GENMASK(14, 10)
1138 #define IEEE80211_TWT_REQTYPE_PROTECTION                BIT(15)
1139
1140 enum ieee80211_twt_setup_cmd {
1141         TWT_SETUP_CMD_REQUEST,
1142         TWT_SETUP_CMD_SUGGEST,
1143         TWT_SETUP_CMD_DEMAND,
1144         TWT_SETUP_CMD_GROUPING,
1145         TWT_SETUP_CMD_ACCEPT,
1146         TWT_SETUP_CMD_ALTERNATE,
1147         TWT_SETUP_CMD_DICTATE,
1148         TWT_SETUP_CMD_REJECT,
1149 };
1150
1151 struct ieee80211_twt_params {
1152         __le16 req_type;
1153         __le64 twt;
1154         u8 min_twt_dur;
1155         __le16 mantissa;
1156         u8 channel;
1157 } __packed;
1158
1159 struct ieee80211_twt_setup {
1160         u8 dialog_token;
1161         u8 element_id;
1162         u8 length;
1163         u8 control;
1164         u8 params[];
1165 } __packed;
1166
1167 struct ieee80211_mgmt {
1168         __le16 frame_control;
1169         __le16 duration;
1170         u8 da[6];
1171         u8 sa[6];
1172         u8 bssid[6];
1173         __le16 seq_ctrl;
1174         union {
1175                 struct {
1176                         __le16 auth_alg;
1177                         __le16 auth_transaction;
1178                         __le16 status_code;
1179                         /* possibly followed by Challenge text */
1180                         u8 variable[];
1181                 } __packed __aligned(4) auth;
1182                 struct {
1183                         __le16 reason_code;
1184                 } __packed __aligned(4) deauth;
1185                 struct {
1186                         __le16 capab_info;
1187                         __le16 listen_interval;
1188                         /* followed by SSID and Supported rates */
1189                         u8 variable[];
1190                 } __packed __aligned(4) assoc_req;
1191                 struct {
1192                         __le16 capab_info;
1193                         __le16 status_code;
1194                         __le16 aid;
1195                         /* followed by Supported rates */
1196                         u8 variable[];
1197                 } __packed __aligned(4) assoc_resp, reassoc_resp;
1198                 struct {
1199                         __le16 capab_info;
1200                         __le16 status_code;
1201                         u8 variable[];
1202                 } __packed __aligned(4) s1g_assoc_resp, s1g_reassoc_resp;
1203                 struct {
1204                         __le16 capab_info;
1205                         __le16 listen_interval;
1206                         u8 current_ap[6];
1207                         /* followed by SSID and Supported rates */
1208                         u8 variable[];
1209                 } __packed __aligned(4) reassoc_req;
1210                 struct {
1211                         __le16 reason_code;
1212                 } __packed __aligned(4) disassoc;
1213                 struct {
1214                         __le64 timestamp;
1215                         __le16 beacon_int;
1216                         __le16 capab_info;
1217                         /* followed by some of SSID, Supported rates,
1218                          * FH Params, DS Params, CF Params, IBSS Params, TIM */
1219                         u8 variable[];
1220                 } __packed __aligned(4) beacon;
1221                 struct {
1222                         /* only variable items: SSID, Supported rates */
1223                         DECLARE_FLEX_ARRAY(u8, variable);
1224                 } __packed __aligned(4) probe_req;
1225                 struct {
1226                         __le64 timestamp;
1227                         __le16 beacon_int;
1228                         __le16 capab_info;
1229                         /* followed by some of SSID, Supported rates,
1230                          * FH Params, DS Params, CF Params, IBSS Params */
1231                         u8 variable[];
1232                 } __packed __aligned(4) probe_resp;
1233                 struct {
1234                         u8 category;
1235                         union {
1236                                 struct {
1237                                         u8 action_code;
1238                                         u8 dialog_token;
1239                                         u8 status_code;
1240                                         u8 variable[];
1241                                 } __packed wme_action;
1242                                 struct{
1243                                         u8 action_code;
1244                                         u8 variable[];
1245                                 } __packed chan_switch;
1246                                 struct{
1247                                         u8 action_code;
1248                                         struct ieee80211_ext_chansw_ie data;
1249                                         u8 variable[];
1250                                 } __packed ext_chan_switch;
1251                                 struct{
1252                                         u8 action_code;
1253                                         u8 dialog_token;
1254                                         u8 element_id;
1255                                         u8 length;
1256                                         struct ieee80211_msrment_ie msr_elem;
1257                                 } __packed measurement;
1258                                 struct{
1259                                         u8 action_code;
1260                                         u8 dialog_token;
1261                                         __le16 capab;
1262                                         __le16 timeout;
1263                                         __le16 start_seq_num;
1264                                         /* followed by BA Extension */
1265                                         u8 variable[];
1266                                 } __packed addba_req;
1267                                 struct{
1268                                         u8 action_code;
1269                                         u8 dialog_token;
1270                                         __le16 status;
1271                                         __le16 capab;
1272                                         __le16 timeout;
1273                                 } __packed addba_resp;
1274                                 struct{
1275                                         u8 action_code;
1276                                         __le16 params;
1277                                         __le16 reason_code;
1278                                 } __packed delba;
1279                                 struct {
1280                                         u8 action_code;
1281                                         u8 variable[];
1282                                 } __packed self_prot;
1283                                 struct{
1284                                         u8 action_code;
1285                                         u8 variable[];
1286                                 } __packed mesh_action;
1287                                 struct {
1288                                         u8 action;
1289                                         u8 trans_id[WLAN_SA_QUERY_TR_ID_LEN];
1290                                 } __packed sa_query;
1291                                 struct {
1292                                         u8 action;
1293                                         u8 smps_control;
1294                                 } __packed ht_smps;
1295                                 struct {
1296                                         u8 action_code;
1297                                         u8 chanwidth;
1298                                 } __packed ht_notify_cw;
1299                                 struct {
1300                                         u8 action_code;
1301                                         u8 dialog_token;
1302                                         __le16 capability;
1303                                         u8 variable[0];
1304                                 } __packed tdls_discover_resp;
1305                                 struct {
1306                                         u8 action_code;
1307                                         u8 operating_mode;
1308                                 } __packed vht_opmode_notif;
1309                                 struct {
1310                                         u8 action_code;
1311                                         u8 membership[WLAN_MEMBERSHIP_LEN];
1312                                         u8 position[WLAN_USER_POSITION_LEN];
1313                                 } __packed vht_group_notif;
1314                                 struct {
1315                                         u8 action_code;
1316                                         u8 dialog_token;
1317                                         u8 tpc_elem_id;
1318                                         u8 tpc_elem_length;
1319                                         struct ieee80211_tpc_report_ie tpc;
1320                                 } __packed tpc_report;
1321                                 struct {
1322                                         u8 action_code;
1323                                         u8 dialog_token;
1324                                         u8 follow_up;
1325                                         u8 tod[6];
1326                                         u8 toa[6];
1327                                         __le16 tod_error;
1328                                         __le16 toa_error;
1329                                         u8 variable[];
1330                                 } __packed ftm;
1331                                 struct {
1332                                         u8 action_code;
1333                                         u8 variable[];
1334                                 } __packed s1g;
1335                                 struct {
1336                                         u8 action_code;
1337                                         u8 dialog_token;
1338                                         u8 follow_up;
1339                                         u32 tod;
1340                                         u32 toa;
1341                                         u8 max_tod_error;
1342                                         u8 max_toa_error;
1343                                 } __packed wnm_timing_msr;
1344                         } u;
1345                 } __packed __aligned(4) action;
1346                 DECLARE_FLEX_ARRAY(u8, body); /* Generic frame body */
1347         } u __aligned(2);
1348 } __packed __aligned(2);
1349
1350 /* Supported rates membership selectors */
1351 #define BSS_MEMBERSHIP_SELECTOR_HT_PHY  127
1352 #define BSS_MEMBERSHIP_SELECTOR_VHT_PHY 126
1353 #define BSS_MEMBERSHIP_SELECTOR_HE_PHY  122
1354 #define BSS_MEMBERSHIP_SELECTOR_SAE_H2E 123
1355
1356 /* mgmt header + 1 byte category code */
1357 #define IEEE80211_MIN_ACTION_SIZE offsetof(struct ieee80211_mgmt, u.action.u)
1358
1359
1360 /* Management MIC information element (IEEE 802.11w) */
1361 struct ieee80211_mmie {
1362         u8 element_id;
1363         u8 length;
1364         __le16 key_id;
1365         u8 sequence_number[6];
1366         u8 mic[8];
1367 } __packed;
1368
1369 /* Management MIC information element (IEEE 802.11w) for GMAC and CMAC-256 */
1370 struct ieee80211_mmie_16 {
1371         u8 element_id;
1372         u8 length;
1373         __le16 key_id;
1374         u8 sequence_number[6];
1375         u8 mic[16];
1376 } __packed;
1377
1378 struct ieee80211_vendor_ie {
1379         u8 element_id;
1380         u8 len;
1381         u8 oui[3];
1382         u8 oui_type;
1383 } __packed;
1384
1385 struct ieee80211_wmm_ac_param {
1386         u8 aci_aifsn; /* AIFSN, ACM, ACI */
1387         u8 cw; /* ECWmin, ECWmax (CW = 2^ECW - 1) */
1388         __le16 txop_limit;
1389 } __packed;
1390
1391 struct ieee80211_wmm_param_ie {
1392         u8 element_id; /* Element ID: 221 (0xdd); */
1393         u8 len; /* Length: 24 */
1394         /* required fields for WMM version 1 */
1395         u8 oui[3]; /* 00:50:f2 */
1396         u8 oui_type; /* 2 */
1397         u8 oui_subtype; /* 1 */
1398         u8 version; /* 1 for WMM version 1.0 */
1399         u8 qos_info; /* AP/STA specific QoS info */
1400         u8 reserved; /* 0 */
1401         /* AC_BE, AC_BK, AC_VI, AC_VO */
1402         struct ieee80211_wmm_ac_param ac[4];
1403 } __packed;
1404
1405 /* Control frames */
1406 struct ieee80211_rts {
1407         __le16 frame_control;
1408         __le16 duration;
1409         u8 ra[6];
1410         u8 ta[6];
1411 } __packed __aligned(2);
1412
1413 struct ieee80211_cts {
1414         __le16 frame_control;
1415         __le16 duration;
1416         u8 ra[6];
1417 } __packed __aligned(2);
1418
1419 struct ieee80211_pspoll {
1420         __le16 frame_control;
1421         __le16 aid;
1422         u8 bssid[6];
1423         u8 ta[6];
1424 } __packed __aligned(2);
1425
1426 /* TDLS */
1427
1428 /* Channel switch timing */
1429 struct ieee80211_ch_switch_timing {
1430         __le16 switch_time;
1431         __le16 switch_timeout;
1432 } __packed;
1433
1434 /* Link-id information element */
1435 struct ieee80211_tdls_lnkie {
1436         u8 ie_type; /* Link Identifier IE */
1437         u8 ie_len;
1438         u8 bssid[6];
1439         u8 init_sta[6];
1440         u8 resp_sta[6];
1441 } __packed;
1442
1443 struct ieee80211_tdls_data {
1444         u8 da[6];
1445         u8 sa[6];
1446         __be16 ether_type;
1447         u8 payload_type;
1448         u8 category;
1449         u8 action_code;
1450         union {
1451                 struct {
1452                         u8 dialog_token;
1453                         __le16 capability;
1454                         u8 variable[0];
1455                 } __packed setup_req;
1456                 struct {
1457                         __le16 status_code;
1458                         u8 dialog_token;
1459                         __le16 capability;
1460                         u8 variable[0];
1461                 } __packed setup_resp;
1462                 struct {
1463                         __le16 status_code;
1464                         u8 dialog_token;
1465                         u8 variable[0];
1466                 } __packed setup_cfm;
1467                 struct {
1468                         __le16 reason_code;
1469                         u8 variable[0];
1470                 } __packed teardown;
1471                 struct {
1472                         u8 dialog_token;
1473                         u8 variable[0];
1474                 } __packed discover_req;
1475                 struct {
1476                         u8 target_channel;
1477                         u8 oper_class;
1478                         u8 variable[0];
1479                 } __packed chan_switch_req;
1480                 struct {
1481                         __le16 status_code;
1482                         u8 variable[0];
1483                 } __packed chan_switch_resp;
1484         } u;
1485 } __packed;
1486
1487 /*
1488  * Peer-to-Peer IE attribute related definitions.
1489  */
1490 /**
1491  * enum ieee80211_p2p_attr_id - identifies type of peer-to-peer attribute.
1492  */
1493 enum ieee80211_p2p_attr_id {
1494         IEEE80211_P2P_ATTR_STATUS = 0,
1495         IEEE80211_P2P_ATTR_MINOR_REASON,
1496         IEEE80211_P2P_ATTR_CAPABILITY,
1497         IEEE80211_P2P_ATTR_DEVICE_ID,
1498         IEEE80211_P2P_ATTR_GO_INTENT,
1499         IEEE80211_P2P_ATTR_GO_CONFIG_TIMEOUT,
1500         IEEE80211_P2P_ATTR_LISTEN_CHANNEL,
1501         IEEE80211_P2P_ATTR_GROUP_BSSID,
1502         IEEE80211_P2P_ATTR_EXT_LISTEN_TIMING,
1503         IEEE80211_P2P_ATTR_INTENDED_IFACE_ADDR,
1504         IEEE80211_P2P_ATTR_MANAGABILITY,
1505         IEEE80211_P2P_ATTR_CHANNEL_LIST,
1506         IEEE80211_P2P_ATTR_ABSENCE_NOTICE,
1507         IEEE80211_P2P_ATTR_DEVICE_INFO,
1508         IEEE80211_P2P_ATTR_GROUP_INFO,
1509         IEEE80211_P2P_ATTR_GROUP_ID,
1510         IEEE80211_P2P_ATTR_INTERFACE,
1511         IEEE80211_P2P_ATTR_OPER_CHANNEL,
1512         IEEE80211_P2P_ATTR_INVITE_FLAGS,
1513         /* 19 - 220: Reserved */
1514         IEEE80211_P2P_ATTR_VENDOR_SPECIFIC = 221,
1515
1516         IEEE80211_P2P_ATTR_MAX
1517 };
1518
1519 /* Notice of Absence attribute - described in P2P spec 4.1.14 */
1520 /* Typical max value used here */
1521 #define IEEE80211_P2P_NOA_DESC_MAX      4
1522
1523 struct ieee80211_p2p_noa_desc {
1524         u8 count;
1525         __le32 duration;
1526         __le32 interval;
1527         __le32 start_time;
1528 } __packed;
1529
1530 struct ieee80211_p2p_noa_attr {
1531         u8 index;
1532         u8 oppps_ctwindow;
1533         struct ieee80211_p2p_noa_desc desc[IEEE80211_P2P_NOA_DESC_MAX];
1534 } __packed;
1535
1536 #define IEEE80211_P2P_OPPPS_ENABLE_BIT          BIT(7)
1537 #define IEEE80211_P2P_OPPPS_CTWINDOW_MASK       0x7F
1538
1539 /**
1540  * struct ieee80211_bar - HT Block Ack Request
1541  *
1542  * This structure refers to "HT BlockAckReq" as
1543  * described in 802.11n draft section 7.2.1.7.1
1544  */
1545 struct ieee80211_bar {
1546         __le16 frame_control;
1547         __le16 duration;
1548         __u8 ra[6];
1549         __u8 ta[6];
1550         __le16 control;
1551         __le16 start_seq_num;
1552 } __packed __aligned(2);
1553
1554 /* 802.11 BA(R) control masks */
1555 #define IEEE80211_BAR_CTRL_ACK_POLICY_NORMAL    0x0000
1556 #define IEEE80211_BAR_CTRL_MULTI_TID            0x0002
1557 #define IEEE80211_BAR_CTRL_CBMTID_COMPRESSED_BA 0x0004
1558 #define IEEE80211_BAR_CTRL_TID_INFO_MASK        0xf000
1559 #define IEEE80211_BAR_CTRL_TID_INFO_SHIFT       12
1560
1561 /**
1562  * struct ieee80211_ba - HT Block Ack
1563  *
1564  * This structure refers to "HT BlockAck" as
1565  * described in 802.11n draft section 7.2.1.8.1
1566  */
1567 struct ieee80211_ba {
1568         __le16 frame_control;
1569         __le16 duration;
1570         u8 ra[6];
1571         u8 ta[6];
1572         __le16 control;
1573
1574         __le16 start_seq_num;
1575         u8 bitmap[8];
1576 } __packed;
1577
1578 #define IEEE80211_HT_MCS_MASK_LEN               10
1579
1580 /**
1581  * struct ieee80211_mcs_info - MCS information
1582  * @rx_mask: RX mask
1583  * @rx_highest: highest supported RX rate. If set represents
1584  *      the highest supported RX data rate in units of 1 Mbps.
1585  *      If this field is 0 this value should not be used to
1586  *      consider the highest RX data rate supported.
1587  * @tx_params: TX parameters
1588  */
1589 struct ieee80211_mcs_info {
1590         u8 rx_mask[IEEE80211_HT_MCS_MASK_LEN];
1591         __le16 rx_highest;
1592         u8 tx_params;
1593         u8 reserved[3];
1594 } __packed;
1595
1596 /* 802.11n HT capability MSC set */
1597 #define IEEE80211_HT_MCS_RX_HIGHEST_MASK        0x3ff
1598 #define IEEE80211_HT_MCS_TX_DEFINED             0x01
1599 #define IEEE80211_HT_MCS_TX_RX_DIFF             0x02
1600 /* value 0 == 1 stream etc */
1601 #define IEEE80211_HT_MCS_TX_MAX_STREAMS_MASK    0x0C
1602 #define IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT   2
1603 #define         IEEE80211_HT_MCS_TX_MAX_STREAMS 4
1604 #define IEEE80211_HT_MCS_TX_UNEQUAL_MODULATION  0x10
1605
1606 /*
1607  * 802.11n D5.0 20.3.5 / 20.6 says:
1608  * - indices 0 to 7 and 32 are single spatial stream
1609  * - 8 to 31 are multiple spatial streams using equal modulation
1610  *   [8..15 for two streams, 16..23 for three and 24..31 for four]
1611  * - remainder are multiple spatial streams using unequal modulation
1612  */
1613 #define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START 33
1614 #define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START_BYTE \
1615         (IEEE80211_HT_MCS_UNEQUAL_MODULATION_START / 8)
1616
1617 /**
1618  * struct ieee80211_ht_cap - HT capabilities
1619  *
1620  * This structure is the "HT capabilities element" as
1621  * described in 802.11n D5.0 7.3.2.57
1622  */
1623 struct ieee80211_ht_cap {
1624         __le16 cap_info;
1625         u8 ampdu_params_info;
1626
1627         /* 16 bytes MCS information */
1628         struct ieee80211_mcs_info mcs;
1629
1630         __le16 extended_ht_cap_info;
1631         __le32 tx_BF_cap_info;
1632         u8 antenna_selection_info;
1633 } __packed;
1634
1635 /* 802.11n HT capabilities masks (for cap_info) */
1636 #define IEEE80211_HT_CAP_LDPC_CODING            0x0001
1637 #define IEEE80211_HT_CAP_SUP_WIDTH_20_40        0x0002
1638 #define IEEE80211_HT_CAP_SM_PS                  0x000C
1639 #define         IEEE80211_HT_CAP_SM_PS_SHIFT    2
1640 #define IEEE80211_HT_CAP_GRN_FLD                0x0010
1641 #define IEEE80211_HT_CAP_SGI_20                 0x0020
1642 #define IEEE80211_HT_CAP_SGI_40                 0x0040
1643 #define IEEE80211_HT_CAP_TX_STBC                0x0080
1644 #define IEEE80211_HT_CAP_RX_STBC                0x0300
1645 #define         IEEE80211_HT_CAP_RX_STBC_SHIFT  8
1646 #define IEEE80211_HT_CAP_DELAY_BA               0x0400
1647 #define IEEE80211_HT_CAP_MAX_AMSDU              0x0800
1648 #define IEEE80211_HT_CAP_DSSSCCK40              0x1000
1649 #define IEEE80211_HT_CAP_RESERVED               0x2000
1650 #define IEEE80211_HT_CAP_40MHZ_INTOLERANT       0x4000
1651 #define IEEE80211_HT_CAP_LSIG_TXOP_PROT         0x8000
1652
1653 /* 802.11n HT extended capabilities masks (for extended_ht_cap_info) */
1654 #define IEEE80211_HT_EXT_CAP_PCO                0x0001
1655 #define IEEE80211_HT_EXT_CAP_PCO_TIME           0x0006
1656 #define         IEEE80211_HT_EXT_CAP_PCO_TIME_SHIFT     1
1657 #define IEEE80211_HT_EXT_CAP_MCS_FB             0x0300
1658 #define         IEEE80211_HT_EXT_CAP_MCS_FB_SHIFT       8
1659 #define IEEE80211_HT_EXT_CAP_HTC_SUP            0x0400
1660 #define IEEE80211_HT_EXT_CAP_RD_RESPONDER       0x0800
1661
1662 /* 802.11n HT capability AMPDU settings (for ampdu_params_info) */
1663 #define IEEE80211_HT_AMPDU_PARM_FACTOR          0x03
1664 #define IEEE80211_HT_AMPDU_PARM_DENSITY         0x1C
1665 #define         IEEE80211_HT_AMPDU_PARM_DENSITY_SHIFT   2
1666
1667 /*
1668  * Maximum length of AMPDU that the STA can receive in high-throughput (HT).
1669  * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
1670  */
1671 enum ieee80211_max_ampdu_length_exp {
1672         IEEE80211_HT_MAX_AMPDU_8K = 0,
1673         IEEE80211_HT_MAX_AMPDU_16K = 1,
1674         IEEE80211_HT_MAX_AMPDU_32K = 2,
1675         IEEE80211_HT_MAX_AMPDU_64K = 3
1676 };
1677
1678 /*
1679  * Maximum length of AMPDU that the STA can receive in VHT.
1680  * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
1681  */
1682 enum ieee80211_vht_max_ampdu_length_exp {
1683         IEEE80211_VHT_MAX_AMPDU_8K = 0,
1684         IEEE80211_VHT_MAX_AMPDU_16K = 1,
1685         IEEE80211_VHT_MAX_AMPDU_32K = 2,
1686         IEEE80211_VHT_MAX_AMPDU_64K = 3,
1687         IEEE80211_VHT_MAX_AMPDU_128K = 4,
1688         IEEE80211_VHT_MAX_AMPDU_256K = 5,
1689         IEEE80211_VHT_MAX_AMPDU_512K = 6,
1690         IEEE80211_VHT_MAX_AMPDU_1024K = 7
1691 };
1692
1693 #define IEEE80211_HT_MAX_AMPDU_FACTOR 13
1694
1695 /* Minimum MPDU start spacing */
1696 enum ieee80211_min_mpdu_spacing {
1697         IEEE80211_HT_MPDU_DENSITY_NONE = 0,     /* No restriction */
1698         IEEE80211_HT_MPDU_DENSITY_0_25 = 1,     /* 1/4 usec */
1699         IEEE80211_HT_MPDU_DENSITY_0_5 = 2,      /* 1/2 usec */
1700         IEEE80211_HT_MPDU_DENSITY_1 = 3,        /* 1 usec */
1701         IEEE80211_HT_MPDU_DENSITY_2 = 4,        /* 2 usec */
1702         IEEE80211_HT_MPDU_DENSITY_4 = 5,        /* 4 usec */
1703         IEEE80211_HT_MPDU_DENSITY_8 = 6,        /* 8 usec */
1704         IEEE80211_HT_MPDU_DENSITY_16 = 7        /* 16 usec */
1705 };
1706
1707 /**
1708  * struct ieee80211_ht_operation - HT operation IE
1709  *
1710  * This structure is the "HT operation element" as
1711  * described in 802.11n-2009 7.3.2.57
1712  */
1713 struct ieee80211_ht_operation {
1714         u8 primary_chan;
1715         u8 ht_param;
1716         __le16 operation_mode;
1717         __le16 stbc_param;
1718         u8 basic_set[16];
1719 } __packed;
1720
1721 /* for ht_param */
1722 #define IEEE80211_HT_PARAM_CHA_SEC_OFFSET               0x03
1723 #define         IEEE80211_HT_PARAM_CHA_SEC_NONE         0x00
1724 #define         IEEE80211_HT_PARAM_CHA_SEC_ABOVE        0x01
1725 #define         IEEE80211_HT_PARAM_CHA_SEC_BELOW        0x03
1726 #define IEEE80211_HT_PARAM_CHAN_WIDTH_ANY               0x04
1727 #define IEEE80211_HT_PARAM_RIFS_MODE                    0x08
1728
1729 /* for operation_mode */
1730 #define IEEE80211_HT_OP_MODE_PROTECTION                 0x0003
1731 #define         IEEE80211_HT_OP_MODE_PROTECTION_NONE            0
1732 #define         IEEE80211_HT_OP_MODE_PROTECTION_NONMEMBER       1
1733 #define         IEEE80211_HT_OP_MODE_PROTECTION_20MHZ           2
1734 #define         IEEE80211_HT_OP_MODE_PROTECTION_NONHT_MIXED     3
1735 #define IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT           0x0004
1736 #define IEEE80211_HT_OP_MODE_NON_HT_STA_PRSNT           0x0010
1737 #define IEEE80211_HT_OP_MODE_CCFS2_SHIFT                5
1738 #define IEEE80211_HT_OP_MODE_CCFS2_MASK                 0x1fe0
1739
1740 /* for stbc_param */
1741 #define IEEE80211_HT_STBC_PARAM_DUAL_BEACON             0x0040
1742 #define IEEE80211_HT_STBC_PARAM_DUAL_CTS_PROT           0x0080
1743 #define IEEE80211_HT_STBC_PARAM_STBC_BEACON             0x0100
1744 #define IEEE80211_HT_STBC_PARAM_LSIG_TXOP_FULLPROT      0x0200
1745 #define IEEE80211_HT_STBC_PARAM_PCO_ACTIVE              0x0400
1746 #define IEEE80211_HT_STBC_PARAM_PCO_PHASE               0x0800
1747
1748
1749 /* block-ack parameters */
1750 #define IEEE80211_ADDBA_PARAM_AMSDU_MASK 0x0001
1751 #define IEEE80211_ADDBA_PARAM_POLICY_MASK 0x0002
1752 #define IEEE80211_ADDBA_PARAM_TID_MASK 0x003C
1753 #define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFC0
1754 #define IEEE80211_DELBA_PARAM_TID_MASK 0xF000
1755 #define IEEE80211_DELBA_PARAM_INITIATOR_MASK 0x0800
1756
1757 /*
1758  * A-MPDU buffer sizes
1759  * According to HT size varies from 8 to 64 frames
1760  * HE adds the ability to have up to 256 frames.
1761  * EHT adds the ability to have up to 1K frames.
1762  */
1763 #define IEEE80211_MIN_AMPDU_BUF         0x8
1764 #define IEEE80211_MAX_AMPDU_BUF_HT      0x40
1765 #define IEEE80211_MAX_AMPDU_BUF_HE      0x100
1766 #define IEEE80211_MAX_AMPDU_BUF_EHT     0x400
1767
1768
1769 /* Spatial Multiplexing Power Save Modes (for capability) */
1770 #define WLAN_HT_CAP_SM_PS_STATIC        0
1771 #define WLAN_HT_CAP_SM_PS_DYNAMIC       1
1772 #define WLAN_HT_CAP_SM_PS_INVALID       2
1773 #define WLAN_HT_CAP_SM_PS_DISABLED      3
1774
1775 /* for SM power control field lower two bits */
1776 #define WLAN_HT_SMPS_CONTROL_DISABLED   0
1777 #define WLAN_HT_SMPS_CONTROL_STATIC     1
1778 #define WLAN_HT_SMPS_CONTROL_DYNAMIC    3
1779
1780 /**
1781  * struct ieee80211_vht_mcs_info - VHT MCS information
1782  * @rx_mcs_map: RX MCS map 2 bits for each stream, total 8 streams
1783  * @rx_highest: Indicates highest long GI VHT PPDU data rate
1784  *      STA can receive. Rate expressed in units of 1 Mbps.
1785  *      If this field is 0 this value should not be used to
1786  *      consider the highest RX data rate supported.
1787  *      The top 3 bits of this field indicate the Maximum NSTS,total
1788  *      (a beamformee capability.)
1789  * @tx_mcs_map: TX MCS map 2 bits for each stream, total 8 streams
1790  * @tx_highest: Indicates highest long GI VHT PPDU data rate
1791  *      STA can transmit. Rate expressed in units of 1 Mbps.
1792  *      If this field is 0 this value should not be used to
1793  *      consider the highest TX data rate supported.
1794  *      The top 2 bits of this field are reserved, the
1795  *      3rd bit from the top indiciates VHT Extended NSS BW
1796  *      Capability.
1797  */
1798 struct ieee80211_vht_mcs_info {
1799         __le16 rx_mcs_map;
1800         __le16 rx_highest;
1801         __le16 tx_mcs_map;
1802         __le16 tx_highest;
1803 } __packed;
1804
1805 /* for rx_highest */
1806 #define IEEE80211_VHT_MAX_NSTS_TOTAL_SHIFT      13
1807 #define IEEE80211_VHT_MAX_NSTS_TOTAL_MASK       (7 << IEEE80211_VHT_MAX_NSTS_TOTAL_SHIFT)
1808
1809 /* for tx_highest */
1810 #define IEEE80211_VHT_EXT_NSS_BW_CAPABLE        (1 << 13)
1811
1812 /**
1813  * enum ieee80211_vht_mcs_support - VHT MCS support definitions
1814  * @IEEE80211_VHT_MCS_SUPPORT_0_7: MCSes 0-7 are supported for the
1815  *      number of streams
1816  * @IEEE80211_VHT_MCS_SUPPORT_0_8: MCSes 0-8 are supported
1817  * @IEEE80211_VHT_MCS_SUPPORT_0_9: MCSes 0-9 are supported
1818  * @IEEE80211_VHT_MCS_NOT_SUPPORTED: This number of streams isn't supported
1819  *
1820  * These definitions are used in each 2-bit subfield of the @rx_mcs_map
1821  * and @tx_mcs_map fields of &struct ieee80211_vht_mcs_info, which are
1822  * both split into 8 subfields by number of streams. These values indicate
1823  * which MCSes are supported for the number of streams the value appears
1824  * for.
1825  */
1826 enum ieee80211_vht_mcs_support {
1827         IEEE80211_VHT_MCS_SUPPORT_0_7   = 0,
1828         IEEE80211_VHT_MCS_SUPPORT_0_8   = 1,
1829         IEEE80211_VHT_MCS_SUPPORT_0_9   = 2,
1830         IEEE80211_VHT_MCS_NOT_SUPPORTED = 3,
1831 };
1832
1833 /**
1834  * struct ieee80211_vht_cap - VHT capabilities
1835  *
1836  * This structure is the "VHT capabilities element" as
1837  * described in 802.11ac D3.0 8.4.2.160
1838  * @vht_cap_info: VHT capability info
1839  * @supp_mcs: VHT MCS supported rates
1840  */
1841 struct ieee80211_vht_cap {
1842         __le32 vht_cap_info;
1843         struct ieee80211_vht_mcs_info supp_mcs;
1844 } __packed;
1845
1846 /**
1847  * enum ieee80211_vht_chanwidth - VHT channel width
1848  * @IEEE80211_VHT_CHANWIDTH_USE_HT: use the HT operation IE to
1849  *      determine the channel width (20 or 40 MHz)
1850  * @IEEE80211_VHT_CHANWIDTH_80MHZ: 80 MHz bandwidth
1851  * @IEEE80211_VHT_CHANWIDTH_160MHZ: 160 MHz bandwidth
1852  * @IEEE80211_VHT_CHANWIDTH_80P80MHZ: 80+80 MHz bandwidth
1853  */
1854 enum ieee80211_vht_chanwidth {
1855         IEEE80211_VHT_CHANWIDTH_USE_HT          = 0,
1856         IEEE80211_VHT_CHANWIDTH_80MHZ           = 1,
1857         IEEE80211_VHT_CHANWIDTH_160MHZ          = 2,
1858         IEEE80211_VHT_CHANWIDTH_80P80MHZ        = 3,
1859 };
1860
1861 /**
1862  * struct ieee80211_vht_operation - VHT operation IE
1863  *
1864  * This structure is the "VHT operation element" as
1865  * described in 802.11ac D3.0 8.4.2.161
1866  * @chan_width: Operating channel width
1867  * @center_freq_seg0_idx: center freq segment 0 index
1868  * @center_freq_seg1_idx: center freq segment 1 index
1869  * @basic_mcs_set: VHT Basic MCS rate set
1870  */
1871 struct ieee80211_vht_operation {
1872         u8 chan_width;
1873         u8 center_freq_seg0_idx;
1874         u8 center_freq_seg1_idx;
1875         __le16 basic_mcs_set;
1876 } __packed;
1877
1878 /**
1879  * struct ieee80211_he_cap_elem - HE capabilities element
1880  *
1881  * This structure is the "HE capabilities element" fixed fields as
1882  * described in P802.11ax_D4.0 section 9.4.2.242.2 and 9.4.2.242.3
1883  */
1884 struct ieee80211_he_cap_elem {
1885         u8 mac_cap_info[6];
1886         u8 phy_cap_info[11];
1887 } __packed;
1888
1889 #define IEEE80211_TX_RX_MCS_NSS_DESC_MAX_LEN    5
1890
1891 /**
1892  * enum ieee80211_he_mcs_support - HE MCS support definitions
1893  * @IEEE80211_HE_MCS_SUPPORT_0_7: MCSes 0-7 are supported for the
1894  *      number of streams
1895  * @IEEE80211_HE_MCS_SUPPORT_0_9: MCSes 0-9 are supported
1896  * @IEEE80211_HE_MCS_SUPPORT_0_11: MCSes 0-11 are supported
1897  * @IEEE80211_HE_MCS_NOT_SUPPORTED: This number of streams isn't supported
1898  *
1899  * These definitions are used in each 2-bit subfield of the rx_mcs_*
1900  * and tx_mcs_* fields of &struct ieee80211_he_mcs_nss_supp, which are
1901  * both split into 8 subfields by number of streams. These values indicate
1902  * which MCSes are supported for the number of streams the value appears
1903  * for.
1904  */
1905 enum ieee80211_he_mcs_support {
1906         IEEE80211_HE_MCS_SUPPORT_0_7    = 0,
1907         IEEE80211_HE_MCS_SUPPORT_0_9    = 1,
1908         IEEE80211_HE_MCS_SUPPORT_0_11   = 2,
1909         IEEE80211_HE_MCS_NOT_SUPPORTED  = 3,
1910 };
1911
1912 /**
1913  * struct ieee80211_he_mcs_nss_supp - HE Tx/Rx HE MCS NSS Support Field
1914  *
1915  * This structure holds the data required for the Tx/Rx HE MCS NSS Support Field
1916  * described in P802.11ax_D2.0 section 9.4.2.237.4
1917  *
1918  * @rx_mcs_80: Rx MCS map 2 bits for each stream, total 8 streams, for channel
1919  *     widths less than 80MHz.
1920  * @tx_mcs_80: Tx MCS map 2 bits for each stream, total 8 streams, for channel
1921  *     widths less than 80MHz.
1922  * @rx_mcs_160: Rx MCS map 2 bits for each stream, total 8 streams, for channel
1923  *     width 160MHz.
1924  * @tx_mcs_160: Tx MCS map 2 bits for each stream, total 8 streams, for channel
1925  *     width 160MHz.
1926  * @rx_mcs_80p80: Rx MCS map 2 bits for each stream, total 8 streams, for
1927  *     channel width 80p80MHz.
1928  * @tx_mcs_80p80: Tx MCS map 2 bits for each stream, total 8 streams, for
1929  *     channel width 80p80MHz.
1930  */
1931 struct ieee80211_he_mcs_nss_supp {
1932         __le16 rx_mcs_80;
1933         __le16 tx_mcs_80;
1934         __le16 rx_mcs_160;
1935         __le16 tx_mcs_160;
1936         __le16 rx_mcs_80p80;
1937         __le16 tx_mcs_80p80;
1938 } __packed;
1939
1940 /**
1941  * struct ieee80211_he_operation - HE capabilities element
1942  *
1943  * This structure is the "HE operation element" fields as
1944  * described in P802.11ax_D4.0 section 9.4.2.243
1945  */
1946 struct ieee80211_he_operation {
1947         __le32 he_oper_params;
1948         __le16 he_mcs_nss_set;
1949         /* Optional 0,1,3,4,5,7 or 8 bytes: depends on @he_oper_params */
1950         u8 optional[];
1951 } __packed;
1952
1953 /**
1954  * struct ieee80211_he_spr - HE spatial reuse element
1955  *
1956  * This structure is the "HE spatial reuse element" element as
1957  * described in P802.11ax_D4.0 section 9.4.2.241
1958  */
1959 struct ieee80211_he_spr {
1960         u8 he_sr_control;
1961         /* Optional 0 to 19 bytes: depends on @he_sr_control */
1962         u8 optional[];
1963 } __packed;
1964
1965 /**
1966  * struct ieee80211_he_mu_edca_param_ac_rec - MU AC Parameter Record field
1967  *
1968  * This structure is the "MU AC Parameter Record" fields as
1969  * described in P802.11ax_D4.0 section 9.4.2.245
1970  */
1971 struct ieee80211_he_mu_edca_param_ac_rec {
1972         u8 aifsn;
1973         u8 ecw_min_max;
1974         u8 mu_edca_timer;
1975 } __packed;
1976
1977 /**
1978  * struct ieee80211_mu_edca_param_set - MU EDCA Parameter Set element
1979  *
1980  * This structure is the "MU EDCA Parameter Set element" fields as
1981  * described in P802.11ax_D4.0 section 9.4.2.245
1982  */
1983 struct ieee80211_mu_edca_param_set {
1984         u8 mu_qos_info;
1985         struct ieee80211_he_mu_edca_param_ac_rec ac_be;
1986         struct ieee80211_he_mu_edca_param_ac_rec ac_bk;
1987         struct ieee80211_he_mu_edca_param_ac_rec ac_vi;
1988         struct ieee80211_he_mu_edca_param_ac_rec ac_vo;
1989 } __packed;
1990
1991 #define IEEE80211_EHT_MCS_NSS_RX 0x0f
1992 #define IEEE80211_EHT_MCS_NSS_TX 0xf0
1993
1994 /**
1995  * struct ieee80211_eht_mcs_nss_supp_20mhz_only - EHT 20MHz only station max
1996  * supported NSS for per MCS.
1997  *
1998  * For each field below, bits 0 - 3 indicate the maximal number of spatial
1999  * streams for Rx, and bits 4 - 7 indicate the maximal number of spatial streams
2000  * for Tx.
2001  *
2002  * @rx_tx_mcs7_max_nss: indicates the maximum number of spatial streams
2003  *     supported for reception and the maximum number of spatial streams
2004  *     supported for transmission for MCS 0 - 7.
2005  * @rx_tx_mcs9_max_nss: indicates the maximum number of spatial streams
2006  *     supported for reception and the maximum number of spatial streams
2007  *     supported for transmission for MCS 8 - 9.
2008  * @rx_tx_mcs11_max_nss: indicates the maximum number of spatial streams
2009  *     supported for reception and the maximum number of spatial streams
2010  *     supported for transmission for MCS 10 - 11.
2011  * @rx_tx_mcs13_max_nss: indicates the maximum number of spatial streams
2012  *     supported for reception and the maximum number of spatial streams
2013  *     supported for transmission for MCS 12 - 13.
2014  */
2015 struct ieee80211_eht_mcs_nss_supp_20mhz_only {
2016         u8 rx_tx_mcs7_max_nss;
2017         u8 rx_tx_mcs9_max_nss;
2018         u8 rx_tx_mcs11_max_nss;
2019         u8 rx_tx_mcs13_max_nss;
2020 };
2021
2022 /**
2023  * struct ieee80211_eht_mcs_nss_supp_bw - EHT max supported NSS per MCS (except
2024  * 20MHz only stations).
2025  *
2026  * For each field below, bits 0 - 3 indicate the maximal number of spatial
2027  * streams for Rx, and bits 4 - 7 indicate the maximal number of spatial streams
2028  * for Tx.
2029  *
2030  * @rx_tx_mcs9_max_nss: indicates the maximum number of spatial streams
2031  *     supported for reception and the maximum number of spatial streams
2032  *     supported for transmission for MCS 0 - 9.
2033  * @rx_tx_mcs11_max_nss: indicates the maximum number of spatial streams
2034  *     supported for reception and the maximum number of spatial streams
2035  *     supported for transmission for MCS 10 - 11.
2036  * @rx_tx_mcs13_max_nss: indicates the maximum number of spatial streams
2037  *     supported for reception and the maximum number of spatial streams
2038  *     supported for transmission for MCS 12 - 13.
2039  */
2040 struct ieee80211_eht_mcs_nss_supp_bw {
2041         u8 rx_tx_mcs9_max_nss;
2042         u8 rx_tx_mcs11_max_nss;
2043         u8 rx_tx_mcs13_max_nss;
2044 };
2045
2046 /**
2047  * struct ieee80211_eht_cap_elem_fixed - EHT capabilities fixed data
2048  *
2049  * This structure is the "EHT Capabilities element" fixed fields as
2050  * described in P802.11be_D2.0 section 9.4.2.313.
2051  *
2052  * @mac_cap_info: MAC capabilities, see IEEE80211_EHT_MAC_CAP*
2053  * @phy_cap_info: PHY capabilities, see IEEE80211_EHT_PHY_CAP*
2054  */
2055 struct ieee80211_eht_cap_elem_fixed {
2056         u8 mac_cap_info[2];
2057         u8 phy_cap_info[9];
2058 } __packed;
2059
2060 /**
2061  * struct ieee80211_eht_cap_elem - EHT capabilities element
2062  * @fixed: fixed parts, see &ieee80211_eht_cap_elem_fixed
2063  * @optional: optional parts
2064  */
2065 struct ieee80211_eht_cap_elem {
2066         struct ieee80211_eht_cap_elem_fixed fixed;
2067
2068         /*
2069          * Followed by:
2070          * Supported EHT-MCS And NSS Set field: 4, 3, 6 or 9 octets.
2071          * EHT PPE Thresholds field: variable length.
2072          */
2073         u8 optional[];
2074 } __packed;
2075
2076 #define IEEE80211_EHT_OPER_INFO_PRESENT                         0x01
2077 #define IEEE80211_EHT_OPER_DISABLED_SUBCHANNEL_BITMAP_PRESENT   0x02
2078 #define IEEE80211_EHT_OPER_EHT_DEF_PE_DURATION                  0x04
2079 #define IEEE80211_EHT_OPER_GROUP_ADDRESSED_BU_IND_LIMIT         0x08
2080 #define IEEE80211_EHT_OPER_GROUP_ADDRESSED_BU_IND_EXP_MASK      0x30
2081
2082 /**
2083  * struct ieee80211_eht_operation - eht operation element
2084  *
2085  * This structure is the "EHT Operation Element" fields as
2086  * described in P802.11be_D2.0 section 9.4.2.311
2087  *
2088  * @params: EHT operation element parameters. See &IEEE80211_EHT_OPER_*
2089  * @basic_mcs_nss: indicates the EHT-MCSs for each number of spatial streams in
2090  *     EHT PPDUs that are supported by all EHT STAs in the BSS in transmit and
2091  *     receive.
2092  * @optional: optional parts
2093  */
2094 struct ieee80211_eht_operation {
2095         u8 params;
2096         __le32 basic_mcs_nss;
2097         u8 optional[];
2098 } __packed;
2099
2100 /**
2101  * struct ieee80211_eht_operation_info - eht operation information
2102  *
2103  * @control: EHT operation information control.
2104  * @ccfs0: defines a channel center frequency for a 20, 40, 80, 160, or 320 MHz
2105  *     EHT BSS.
2106  * @ccfs1: defines a channel center frequency for a 160 or 320 MHz EHT BSS.
2107  * @optional: optional parts
2108  */
2109 struct ieee80211_eht_operation_info {
2110         u8 control;
2111         u8 ccfs0;
2112         u8 ccfs1;
2113         u8 optional[];
2114 } __packed;
2115
2116 /* 802.11ac VHT Capabilities */
2117 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895                  0x00000000
2118 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991                  0x00000001
2119 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454                 0x00000002
2120 #define IEEE80211_VHT_CAP_MAX_MPDU_MASK                         0x00000003
2121 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ                0x00000004
2122 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ       0x00000008
2123 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_MASK                  0x0000000C
2124 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_SHIFT                 2
2125 #define IEEE80211_VHT_CAP_RXLDPC                                0x00000010
2126 #define IEEE80211_VHT_CAP_SHORT_GI_80                           0x00000020
2127 #define IEEE80211_VHT_CAP_SHORT_GI_160                          0x00000040
2128 #define IEEE80211_VHT_CAP_TXSTBC                                0x00000080
2129 #define IEEE80211_VHT_CAP_RXSTBC_1                              0x00000100
2130 #define IEEE80211_VHT_CAP_RXSTBC_2                              0x00000200
2131 #define IEEE80211_VHT_CAP_RXSTBC_3                              0x00000300
2132 #define IEEE80211_VHT_CAP_RXSTBC_4                              0x00000400
2133 #define IEEE80211_VHT_CAP_RXSTBC_MASK                           0x00000700
2134 #define IEEE80211_VHT_CAP_RXSTBC_SHIFT                          8
2135 #define IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE                 0x00000800
2136 #define IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE                 0x00001000
2137 #define IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT                  13
2138 #define IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK                   \
2139                 (7 << IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT)
2140 #define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT             16
2141 #define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK              \
2142                 (7 << IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT)
2143 #define IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE                 0x00080000
2144 #define IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE                 0x00100000
2145 #define IEEE80211_VHT_CAP_VHT_TXOP_PS                           0x00200000
2146 #define IEEE80211_VHT_CAP_HTC_VHT                               0x00400000
2147 #define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT      23
2148 #define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK       \
2149                 (7 << IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT)
2150 #define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_UNSOL_MFB     0x08000000
2151 #define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB       0x0c000000
2152 #define IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN                    0x10000000
2153 #define IEEE80211_VHT_CAP_TX_ANTENNA_PATTERN                    0x20000000
2154 #define IEEE80211_VHT_CAP_EXT_NSS_BW_SHIFT                      30
2155 #define IEEE80211_VHT_CAP_EXT_NSS_BW_MASK                       0xc0000000
2156
2157 /**
2158  * ieee80211_get_vht_max_nss - return max NSS for a given bandwidth/MCS
2159  * @cap: VHT capabilities of the peer
2160  * @bw: bandwidth to use
2161  * @mcs: MCS index to use
2162  * @ext_nss_bw_capable: indicates whether or not the local transmitter
2163  *      (rate scaling algorithm) can deal with the new logic
2164  *      (dot11VHTExtendedNSSBWCapable)
2165  * @max_vht_nss: current maximum NSS as advertised by the STA in
2166  *      operating mode notification, can be 0 in which case the
2167  *      capability data will be used to derive this (from MCS support)
2168  *
2169  * Due to the VHT Extended NSS Bandwidth Support, the maximum NSS can
2170  * vary for a given BW/MCS. This function parses the data.
2171  *
2172  * Note: This function is exported by cfg80211.
2173  */
2174 int ieee80211_get_vht_max_nss(struct ieee80211_vht_cap *cap,
2175                               enum ieee80211_vht_chanwidth bw,
2176                               int mcs, bool ext_nss_bw_capable,
2177                               unsigned int max_vht_nss);
2178
2179 /**
2180  * enum ieee80211_ap_reg_power - regulatory power for a Access Point
2181  *
2182  * @IEEE80211_REG_UNSET_AP: Access Point has no regulatory power mode
2183  * @IEEE80211_REG_LPI: Indoor Access Point
2184  * @IEEE80211_REG_SP: Standard power Access Point
2185  * @IEEE80211_REG_VLP: Very low power Access Point
2186  * @IEEE80211_REG_AP_POWER_AFTER_LAST: internal
2187  * @IEEE80211_REG_AP_POWER_MAX: maximum value
2188  */
2189 enum ieee80211_ap_reg_power {
2190         IEEE80211_REG_UNSET_AP,
2191         IEEE80211_REG_LPI_AP,
2192         IEEE80211_REG_SP_AP,
2193         IEEE80211_REG_VLP_AP,
2194         IEEE80211_REG_AP_POWER_AFTER_LAST,
2195         IEEE80211_REG_AP_POWER_MAX =
2196                 IEEE80211_REG_AP_POWER_AFTER_LAST - 1,
2197 };
2198
2199 /**
2200  * enum ieee80211_client_reg_power - regulatory power for a client
2201  *
2202  * @IEEE80211_REG_UNSET_CLIENT: Client has no regulatory power mode
2203  * @IEEE80211_REG_DEFAULT_CLIENT: Default Client
2204  * @IEEE80211_REG_SUBORDINATE_CLIENT: Subordinate Client
2205  * @IEEE80211_REG_CLIENT_POWER_AFTER_LAST: internal
2206  * @IEEE80211_REG_CLIENT_POWER_MAX: maximum value
2207  */
2208 enum ieee80211_client_reg_power {
2209         IEEE80211_REG_UNSET_CLIENT,
2210         IEEE80211_REG_DEFAULT_CLIENT,
2211         IEEE80211_REG_SUBORDINATE_CLIENT,
2212         IEEE80211_REG_CLIENT_POWER_AFTER_LAST,
2213         IEEE80211_REG_CLIENT_POWER_MAX =
2214                 IEEE80211_REG_CLIENT_POWER_AFTER_LAST - 1,
2215 };
2216
2217 /* 802.11ax HE MAC capabilities */
2218 #define IEEE80211_HE_MAC_CAP0_HTC_HE                            0x01
2219 #define IEEE80211_HE_MAC_CAP0_TWT_REQ                           0x02
2220 #define IEEE80211_HE_MAC_CAP0_TWT_RES                           0x04
2221 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_NOT_SUPP             0x00
2222 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_1              0x08
2223 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_2              0x10
2224 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_3              0x18
2225 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_MASK                 0x18
2226 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_1               0x00
2227 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_2               0x20
2228 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_4               0x40
2229 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_8               0x60
2230 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_16              0x80
2231 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_32              0xa0
2232 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_64              0xc0
2233 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_UNLIMITED       0xe0
2234 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_MASK            0xe0
2235
2236 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_UNLIMITED           0x00
2237 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_128                 0x01
2238 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_256                 0x02
2239 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_512                 0x03
2240 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_MASK                0x03
2241 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_0US                0x00
2242 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_8US                0x04
2243 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_16US               0x08
2244 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_MASK               0x0c
2245 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_1            0x00
2246 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_2            0x10
2247 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_3            0x20
2248 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_4            0x30
2249 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_5            0x40
2250 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_6            0x50
2251 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_7            0x60
2252 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_8            0x70
2253 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_MASK         0x70
2254
2255 /* Link adaptation is split between byte HE_MAC_CAP1 and
2256  * HE_MAC_CAP2. It should be set only if IEEE80211_HE_MAC_CAP0_HTC_HE
2257  * in which case the following values apply:
2258  * 0 = No feedback.
2259  * 1 = reserved.
2260  * 2 = Unsolicited feedback.
2261  * 3 = both
2262  */
2263 #define IEEE80211_HE_MAC_CAP1_LINK_ADAPTATION                   0x80
2264
2265 #define IEEE80211_HE_MAC_CAP2_LINK_ADAPTATION                   0x01
2266 #define IEEE80211_HE_MAC_CAP2_ALL_ACK                           0x02
2267 #define IEEE80211_HE_MAC_CAP2_TRS                               0x04
2268 #define IEEE80211_HE_MAC_CAP2_BSR                               0x08
2269 #define IEEE80211_HE_MAC_CAP2_BCAST_TWT                         0x10
2270 #define IEEE80211_HE_MAC_CAP2_32BIT_BA_BITMAP                   0x20
2271 #define IEEE80211_HE_MAC_CAP2_MU_CASCADING                      0x40
2272 #define IEEE80211_HE_MAC_CAP2_ACK_EN                            0x80
2273
2274 #define IEEE80211_HE_MAC_CAP3_OMI_CONTROL                       0x02
2275 #define IEEE80211_HE_MAC_CAP3_OFDMA_RA                          0x04
2276
2277 /* The maximum length of an A-MDPU is defined by the combination of the Maximum
2278  * A-MDPU Length Exponent field in the HT capabilities, VHT capabilities and the
2279  * same field in the HE capabilities.
2280  */
2281 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_0           0x00
2282 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_1           0x08
2283 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_2           0x10
2284 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_3           0x18
2285 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_MASK            0x18
2286 #define IEEE80211_HE_MAC_CAP3_AMSDU_FRAG                        0x20
2287 #define IEEE80211_HE_MAC_CAP3_FLEX_TWT_SCHED                    0x40
2288 #define IEEE80211_HE_MAC_CAP3_RX_CTRL_FRAME_TO_MULTIBSS         0x80
2289
2290 #define IEEE80211_HE_MAC_CAP4_BSRP_BQRP_A_MPDU_AGG              0x01
2291 #define IEEE80211_HE_MAC_CAP4_QTP                               0x02
2292 #define IEEE80211_HE_MAC_CAP4_BQR                               0x04
2293 #define IEEE80211_HE_MAC_CAP4_PSR_RESP                          0x08
2294 #define IEEE80211_HE_MAC_CAP4_NDP_FB_REP                        0x10
2295 #define IEEE80211_HE_MAC_CAP4_OPS                               0x20
2296 #define IEEE80211_HE_MAC_CAP4_AMSDU_IN_AMPDU                    0x40
2297 /* Multi TID agg TX is split between byte #4 and #5
2298  * The value is a combination of B39,B40,B41
2299  */
2300 #define IEEE80211_HE_MAC_CAP4_MULTI_TID_AGG_TX_QOS_B39          0x80
2301
2302 #define IEEE80211_HE_MAC_CAP5_MULTI_TID_AGG_TX_QOS_B40          0x01
2303 #define IEEE80211_HE_MAC_CAP5_MULTI_TID_AGG_TX_QOS_B41          0x02
2304 #define IEEE80211_HE_MAC_CAP5_SUBCHAN_SELECTIVE_TRANSMISSION    0x04
2305 #define IEEE80211_HE_MAC_CAP5_UL_2x996_TONE_RU                  0x08
2306 #define IEEE80211_HE_MAC_CAP5_OM_CTRL_UL_MU_DATA_DIS_RX         0x10
2307 #define IEEE80211_HE_MAC_CAP5_HE_DYNAMIC_SM_PS                  0x20
2308 #define IEEE80211_HE_MAC_CAP5_PUNCTURED_SOUNDING                0x40
2309 #define IEEE80211_HE_MAC_CAP5_HT_VHT_TRIG_FRAME_RX              0x80
2310
2311 #define IEEE80211_HE_VHT_MAX_AMPDU_FACTOR       20
2312 #define IEEE80211_HE_HT_MAX_AMPDU_FACTOR        16
2313 #define IEEE80211_HE_6GHZ_MAX_AMPDU_FACTOR      13
2314
2315 /* 802.11ax HE PHY capabilities */
2316 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G             0x02
2317 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G       0x04
2318 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G            0x08
2319 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G      0x10
2320 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_MASK_ALL                0x1e
2321
2322 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_2G        0x20
2323 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_5G        0x40
2324 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_MASK                    0xfe
2325
2326 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_80MHZ_ONLY_SECOND_20MHZ  0x01
2327 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_80MHZ_ONLY_SECOND_40MHZ  0x02
2328 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_160MHZ_ONLY_SECOND_20MHZ 0x04
2329 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_160MHZ_ONLY_SECOND_40MHZ 0x08
2330 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_MASK                     0x0f
2331 #define IEEE80211_HE_PHY_CAP1_DEVICE_CLASS_A                            0x10
2332 #define IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD                    0x20
2333 #define IEEE80211_HE_PHY_CAP1_HE_LTF_AND_GI_FOR_HE_PPDUS_0_8US          0x40
2334 /* Midamble RX/TX Max NSTS is split between byte #2 and byte #3 */
2335 #define IEEE80211_HE_PHY_CAP1_MIDAMBLE_RX_TX_MAX_NSTS                   0x80
2336
2337 #define IEEE80211_HE_PHY_CAP2_MIDAMBLE_RX_TX_MAX_NSTS                   0x01
2338 #define IEEE80211_HE_PHY_CAP2_NDP_4x_LTF_AND_3_2US                      0x02
2339 #define IEEE80211_HE_PHY_CAP2_STBC_TX_UNDER_80MHZ                       0x04
2340 #define IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ                       0x08
2341 #define IEEE80211_HE_PHY_CAP2_DOPPLER_TX                                0x10
2342 #define IEEE80211_HE_PHY_CAP2_DOPPLER_RX                                0x20
2343
2344 /* Note that the meaning of UL MU below is different between an AP and a non-AP
2345  * sta, where in the AP case it indicates support for Rx and in the non-AP sta
2346  * case it indicates support for Tx.
2347  */
2348 #define IEEE80211_HE_PHY_CAP2_UL_MU_FULL_MU_MIMO                        0x40
2349 #define IEEE80211_HE_PHY_CAP2_UL_MU_PARTIAL_MU_MIMO                     0x80
2350
2351 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_NO_DCM                   0x00
2352 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_BPSK                     0x01
2353 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_QPSK                     0x02
2354 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_16_QAM                   0x03
2355 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_MASK                     0x03
2356 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_TX_NSS_1                          0x00
2357 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_TX_NSS_2                          0x04
2358 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_NO_DCM                   0x00
2359 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_BPSK                     0x08
2360 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_QPSK                     0x10
2361 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_16_QAM                   0x18
2362 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_MASK                     0x18
2363 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_RX_NSS_1                          0x00
2364 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_RX_NSS_2                          0x20
2365 #define IEEE80211_HE_PHY_CAP3_RX_PARTIAL_BW_SU_IN_20MHZ_MU              0x40
2366 #define IEEE80211_HE_PHY_CAP3_SU_BEAMFORMER                             0x80
2367
2368 #define IEEE80211_HE_PHY_CAP4_SU_BEAMFORMEE                             0x01
2369 #define IEEE80211_HE_PHY_CAP4_MU_BEAMFORMER                             0x02
2370
2371 /* Minimal allowed value of Max STS under 80MHz is 3 */
2372 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_4          0x0c
2373 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_5          0x10
2374 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_6          0x14
2375 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_7          0x18
2376 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_8          0x1c
2377 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_MASK       0x1c
2378
2379 /* Minimal allowed value of Max STS above 80MHz is 3 */
2380 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_4          0x60
2381 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_5          0x80
2382 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_6          0xa0
2383 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_7          0xc0
2384 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_8          0xe0
2385 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_MASK       0xe0
2386
2387 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_1      0x00
2388 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_2      0x01
2389 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_3      0x02
2390 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_4      0x03
2391 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_5      0x04
2392 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_6      0x05
2393 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_7      0x06
2394 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_8      0x07
2395 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK   0x07
2396
2397 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_1      0x00
2398 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_2      0x08
2399 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_3      0x10
2400 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_4      0x18
2401 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_5      0x20
2402 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_6      0x28
2403 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_7      0x30
2404 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_8      0x38
2405 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_MASK   0x38
2406
2407 #define IEEE80211_HE_PHY_CAP5_NG16_SU_FEEDBACK                          0x40
2408 #define IEEE80211_HE_PHY_CAP5_NG16_MU_FEEDBACK                          0x80
2409
2410 #define IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_42_SU                       0x01
2411 #define IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_75_MU                       0x02
2412 #define IEEE80211_HE_PHY_CAP6_TRIG_SU_BEAMFORMING_FB                    0x04
2413 #define IEEE80211_HE_PHY_CAP6_TRIG_MU_BEAMFORMING_PARTIAL_BW_FB         0x08
2414 #define IEEE80211_HE_PHY_CAP6_TRIG_CQI_FB                               0x10
2415 #define IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE                      0x20
2416 #define IEEE80211_HE_PHY_CAP6_PARTIAL_BANDWIDTH_DL_MUMIMO               0x40
2417 #define IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT                     0x80
2418
2419 #define IEEE80211_HE_PHY_CAP7_PSR_BASED_SR                              0x01
2420 #define IEEE80211_HE_PHY_CAP7_POWER_BOOST_FACTOR_SUPP                   0x02
2421 #define IEEE80211_HE_PHY_CAP7_HE_SU_MU_PPDU_4XLTF_AND_08_US_GI          0x04
2422 #define IEEE80211_HE_PHY_CAP7_MAX_NC_1                                  0x08
2423 #define IEEE80211_HE_PHY_CAP7_MAX_NC_2                                  0x10
2424 #define IEEE80211_HE_PHY_CAP7_MAX_NC_3                                  0x18
2425 #define IEEE80211_HE_PHY_CAP7_MAX_NC_4                                  0x20
2426 #define IEEE80211_HE_PHY_CAP7_MAX_NC_5                                  0x28
2427 #define IEEE80211_HE_PHY_CAP7_MAX_NC_6                                  0x30
2428 #define IEEE80211_HE_PHY_CAP7_MAX_NC_7                                  0x38
2429 #define IEEE80211_HE_PHY_CAP7_MAX_NC_MASK                               0x38
2430 #define IEEE80211_HE_PHY_CAP7_STBC_TX_ABOVE_80MHZ                       0x40
2431 #define IEEE80211_HE_PHY_CAP7_STBC_RX_ABOVE_80MHZ                       0x80
2432
2433 #define IEEE80211_HE_PHY_CAP8_HE_ER_SU_PPDU_4XLTF_AND_08_US_GI          0x01
2434 #define IEEE80211_HE_PHY_CAP8_20MHZ_IN_40MHZ_HE_PPDU_IN_2G              0x02
2435 #define IEEE80211_HE_PHY_CAP8_20MHZ_IN_160MHZ_HE_PPDU                   0x04
2436 #define IEEE80211_HE_PHY_CAP8_80MHZ_IN_160MHZ_HE_PPDU                   0x08
2437 #define IEEE80211_HE_PHY_CAP8_HE_ER_SU_1XLTF_AND_08_US_GI               0x10
2438 #define IEEE80211_HE_PHY_CAP8_MIDAMBLE_RX_TX_2X_AND_1XLTF               0x20
2439 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_242                            0x00
2440 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_484                            0x40
2441 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_996                            0x80
2442 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_2x996                          0xc0
2443 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_MASK                           0xc0
2444
2445 #define IEEE80211_HE_PHY_CAP9_LONGER_THAN_16_SIGB_OFDM_SYM              0x01
2446 #define IEEE80211_HE_PHY_CAP9_NON_TRIGGERED_CQI_FEEDBACK                0x02
2447 #define IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU         0x04
2448 #define IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU         0x08
2449 #define IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_COMP_SIGB     0x10
2450 #define IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_NON_COMP_SIGB 0x20
2451 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_0US                   0x0
2452 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_8US                   0x1
2453 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_16US                  0x2
2454 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_RESERVED              0x3
2455 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_POS                   6
2456 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_MASK                  0xc0
2457
2458 #define IEEE80211_HE_PHY_CAP10_HE_MU_M1RU_MAX_LTF                       0x01
2459
2460 /* 802.11ax HE TX/RX MCS NSS Support  */
2461 #define IEEE80211_TX_RX_MCS_NSS_SUPP_HIGHEST_MCS_POS                    (3)
2462 #define IEEE80211_TX_RX_MCS_NSS_SUPP_TX_BITMAP_POS                      (6)
2463 #define IEEE80211_TX_RX_MCS_NSS_SUPP_RX_BITMAP_POS                      (11)
2464 #define IEEE80211_TX_RX_MCS_NSS_SUPP_TX_BITMAP_MASK                     0x07c0
2465 #define IEEE80211_TX_RX_MCS_NSS_SUPP_RX_BITMAP_MASK                     0xf800
2466
2467 /* TX/RX HE MCS Support field Highest MCS subfield encoding */
2468 enum ieee80211_he_highest_mcs_supported_subfield_enc {
2469         HIGHEST_MCS_SUPPORTED_MCS7 = 0,
2470         HIGHEST_MCS_SUPPORTED_MCS8,
2471         HIGHEST_MCS_SUPPORTED_MCS9,
2472         HIGHEST_MCS_SUPPORTED_MCS10,
2473         HIGHEST_MCS_SUPPORTED_MCS11,
2474 };
2475
2476 /* Calculate 802.11ax HE capabilities IE Tx/Rx HE MCS NSS Support Field size */
2477 static inline u8
2478 ieee80211_he_mcs_nss_size(const struct ieee80211_he_cap_elem *he_cap)
2479 {
2480         u8 count = 4;
2481
2482         if (he_cap->phy_cap_info[0] &
2483             IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G)
2484                 count += 4;
2485
2486         if (he_cap->phy_cap_info[0] &
2487             IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G)
2488                 count += 4;
2489
2490         return count;
2491 }
2492
2493 /* 802.11ax HE PPE Thresholds */
2494 #define IEEE80211_PPE_THRES_NSS_SUPPORT_2NSS                    (1)
2495 #define IEEE80211_PPE_THRES_NSS_POS                             (0)
2496 #define IEEE80211_PPE_THRES_NSS_MASK                            (7)
2497 #define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_2x966_AND_966_RU   \
2498         (BIT(5) | BIT(6))
2499 #define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK               0x78
2500 #define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_POS                (3)
2501 #define IEEE80211_PPE_THRES_INFO_PPET_SIZE                      (3)
2502 #define IEEE80211_HE_PPE_THRES_INFO_HEADER_SIZE                 (7)
2503
2504 /*
2505  * Calculate 802.11ax HE capabilities IE PPE field size
2506  * Input: Header byte of ppe_thres (first byte), and HE capa IE's PHY cap u8*
2507  */
2508 static inline u8
2509 ieee80211_he_ppe_size(u8 ppe_thres_hdr, const u8 *phy_cap_info)
2510 {
2511         u8 n;
2512
2513         if ((phy_cap_info[6] &
2514              IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) == 0)
2515                 return 0;
2516
2517         n = hweight8(ppe_thres_hdr &
2518                      IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK);
2519         n *= (1 + ((ppe_thres_hdr & IEEE80211_PPE_THRES_NSS_MASK) >>
2520                    IEEE80211_PPE_THRES_NSS_POS));
2521
2522         /*
2523          * Each pair is 6 bits, and we need to add the 7 "header" bits to the
2524          * total size.
2525          */
2526         n = (n * IEEE80211_PPE_THRES_INFO_PPET_SIZE * 2) + 7;
2527         n = DIV_ROUND_UP(n, 8);
2528
2529         return n;
2530 }
2531
2532 static inline bool ieee80211_he_capa_size_ok(const u8 *data, u8 len)
2533 {
2534         const struct ieee80211_he_cap_elem *he_cap_ie_elem = (const void *)data;
2535         u8 needed = sizeof(*he_cap_ie_elem);
2536
2537         if (len < needed)
2538                 return false;
2539
2540         needed += ieee80211_he_mcs_nss_size(he_cap_ie_elem);
2541         if (len < needed)
2542                 return false;
2543
2544         if (he_cap_ie_elem->phy_cap_info[6] &
2545                         IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) {
2546                 if (len < needed + 1)
2547                         return false;
2548                 needed += ieee80211_he_ppe_size(data[needed],
2549                                                 he_cap_ie_elem->phy_cap_info);
2550         }
2551
2552         return len >= needed;
2553 }
2554
2555 /* HE Operation defines */
2556 #define IEEE80211_HE_OPERATION_DFLT_PE_DURATION_MASK            0x00000007
2557 #define IEEE80211_HE_OPERATION_TWT_REQUIRED                     0x00000008
2558 #define IEEE80211_HE_OPERATION_RTS_THRESHOLD_MASK               0x00003ff0
2559 #define IEEE80211_HE_OPERATION_RTS_THRESHOLD_OFFSET             4
2560 #define IEEE80211_HE_OPERATION_VHT_OPER_INFO                    0x00004000
2561 #define IEEE80211_HE_OPERATION_CO_HOSTED_BSS                    0x00008000
2562 #define IEEE80211_HE_OPERATION_ER_SU_DISABLE                    0x00010000
2563 #define IEEE80211_HE_OPERATION_6GHZ_OP_INFO                     0x00020000
2564 #define IEEE80211_HE_OPERATION_BSS_COLOR_MASK                   0x3f000000
2565 #define IEEE80211_HE_OPERATION_BSS_COLOR_OFFSET                 24
2566 #define IEEE80211_HE_OPERATION_PARTIAL_BSS_COLOR                0x40000000
2567 #define IEEE80211_HE_OPERATION_BSS_COLOR_DISABLED               0x80000000
2568
2569 #define IEEE80211_6GHZ_CTRL_REG_LPI_AP  0
2570 #define IEEE80211_6GHZ_CTRL_REG_SP_AP   1
2571
2572 /**
2573  * ieee80211_he_6ghz_oper - HE 6 GHz operation Information field
2574  * @primary: primary channel
2575  * @control: control flags
2576  * @ccfs0: channel center frequency segment 0
2577  * @ccfs1: channel center frequency segment 1
2578  * @minrate: minimum rate (in 1 Mbps units)
2579  */
2580 struct ieee80211_he_6ghz_oper {
2581         u8 primary;
2582 #define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH   0x3
2583 #define         IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_20MHZ     0
2584 #define         IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_40MHZ     1
2585 #define         IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_80MHZ     2
2586 #define         IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_160MHZ    3
2587 #define IEEE80211_HE_6GHZ_OPER_CTRL_DUP_BEACON  0x4
2588 #define IEEE80211_HE_6GHZ_OPER_CTRL_REG_INFO    0x38
2589         u8 control;
2590         u8 ccfs0;
2591         u8 ccfs1;
2592         u8 minrate;
2593 } __packed;
2594
2595 /*
2596  * In "9.4.2.161 Transmit Power Envelope element" of "IEEE Std 802.11ax-2021",
2597  * it show four types in "Table 9-275a-Maximum Transmit Power Interpretation
2598  * subfield encoding", and two category for each type in "Table E-12-Regulatory
2599  * Info subfield encoding in the United States".
2600  * So it it totally max 8 Transmit Power Envelope element.
2601  */
2602 #define IEEE80211_TPE_MAX_IE_COUNT      8
2603 /*
2604  * In "Table 9-277—Meaning of Maximum Transmit Power Count subfield"
2605  * of "IEEE Std 802.11ax™‐2021", the max power level is 8.
2606  */
2607 #define IEEE80211_MAX_NUM_PWR_LEVEL     8
2608
2609 #define IEEE80211_TPE_MAX_POWER_COUNT   8
2610
2611 /* transmit power interpretation type of transmit power envelope element */
2612 enum ieee80211_tx_power_intrpt_type {
2613         IEEE80211_TPE_LOCAL_EIRP,
2614         IEEE80211_TPE_LOCAL_EIRP_PSD,
2615         IEEE80211_TPE_REG_CLIENT_EIRP,
2616         IEEE80211_TPE_REG_CLIENT_EIRP_PSD,
2617 };
2618
2619 /**
2620  * struct ieee80211_tx_pwr_env
2621  *
2622  * This structure represents the "Transmit Power Envelope element"
2623  */
2624 struct ieee80211_tx_pwr_env {
2625         u8 tx_power_info;
2626         s8 tx_power[IEEE80211_TPE_MAX_POWER_COUNT];
2627 } __packed;
2628
2629 #define IEEE80211_TX_PWR_ENV_INFO_COUNT 0x7
2630 #define IEEE80211_TX_PWR_ENV_INFO_INTERPRET 0x38
2631 #define IEEE80211_TX_PWR_ENV_INFO_CATEGORY 0xC0
2632
2633 /*
2634  * ieee80211_he_oper_size - calculate 802.11ax HE Operations IE size
2635  * @he_oper_ie: byte data of the He Operations IE, stating from the byte
2636  *      after the ext ID byte. It is assumed that he_oper_ie has at least
2637  *      sizeof(struct ieee80211_he_operation) bytes, the caller must have
2638  *      validated this.
2639  * @return the actual size of the IE data (not including header), or 0 on error
2640  */
2641 static inline u8
2642 ieee80211_he_oper_size(const u8 *he_oper_ie)
2643 {
2644         const struct ieee80211_he_operation *he_oper = (const void *)he_oper_ie;
2645         u8 oper_len = sizeof(struct ieee80211_he_operation);
2646         u32 he_oper_params;
2647
2648         /* Make sure the input is not NULL */
2649         if (!he_oper_ie)
2650                 return 0;
2651
2652         /* Calc required length */
2653         he_oper_params = le32_to_cpu(he_oper->he_oper_params);
2654         if (he_oper_params & IEEE80211_HE_OPERATION_VHT_OPER_INFO)
2655                 oper_len += 3;
2656         if (he_oper_params & IEEE80211_HE_OPERATION_CO_HOSTED_BSS)
2657                 oper_len++;
2658         if (he_oper_params & IEEE80211_HE_OPERATION_6GHZ_OP_INFO)
2659                 oper_len += sizeof(struct ieee80211_he_6ghz_oper);
2660
2661         /* Add the first byte (extension ID) to the total length */
2662         oper_len++;
2663
2664         return oper_len;
2665 }
2666
2667 /**
2668  * ieee80211_he_6ghz_oper - obtain 6 GHz operation field
2669  * @he_oper: HE operation element (must be pre-validated for size)
2670  *      but may be %NULL
2671  *
2672  * Return: a pointer to the 6 GHz operation field, or %NULL
2673  */
2674 static inline const struct ieee80211_he_6ghz_oper *
2675 ieee80211_he_6ghz_oper(const struct ieee80211_he_operation *he_oper)
2676 {
2677         const u8 *ret = (const void *)&he_oper->optional;
2678         u32 he_oper_params;
2679
2680         if (!he_oper)
2681                 return NULL;
2682
2683         he_oper_params = le32_to_cpu(he_oper->he_oper_params);
2684
2685         if (!(he_oper_params & IEEE80211_HE_OPERATION_6GHZ_OP_INFO))
2686                 return NULL;
2687         if (he_oper_params & IEEE80211_HE_OPERATION_VHT_OPER_INFO)
2688                 ret += 3;
2689         if (he_oper_params & IEEE80211_HE_OPERATION_CO_HOSTED_BSS)
2690                 ret++;
2691
2692         return (const void *)ret;
2693 }
2694
2695 /* HE Spatial Reuse defines */
2696 #define IEEE80211_HE_SPR_PSR_DISALLOWED                         BIT(0)
2697 #define IEEE80211_HE_SPR_NON_SRG_OBSS_PD_SR_DISALLOWED          BIT(1)
2698 #define IEEE80211_HE_SPR_NON_SRG_OFFSET_PRESENT                 BIT(2)
2699 #define IEEE80211_HE_SPR_SRG_INFORMATION_PRESENT                BIT(3)
2700 #define IEEE80211_HE_SPR_HESIGA_SR_VAL15_ALLOWED                BIT(4)
2701
2702 /*
2703  * ieee80211_he_spr_size - calculate 802.11ax HE Spatial Reuse IE size
2704  * @he_spr_ie: byte data of the He Spatial Reuse IE, stating from the byte
2705  *      after the ext ID byte. It is assumed that he_spr_ie has at least
2706  *      sizeof(struct ieee80211_he_spr) bytes, the caller must have validated
2707  *      this
2708  * @return the actual size of the IE data (not including header), or 0 on error
2709  */
2710 static inline u8
2711 ieee80211_he_spr_size(const u8 *he_spr_ie)
2712 {
2713         const struct ieee80211_he_spr *he_spr = (const void *)he_spr_ie;
2714         u8 spr_len = sizeof(struct ieee80211_he_spr);
2715         u8 he_spr_params;
2716
2717         /* Make sure the input is not NULL */
2718         if (!he_spr_ie)
2719                 return 0;
2720
2721         /* Calc required length */
2722         he_spr_params = he_spr->he_sr_control;
2723         if (he_spr_params & IEEE80211_HE_SPR_NON_SRG_OFFSET_PRESENT)
2724                 spr_len++;
2725         if (he_spr_params & IEEE80211_HE_SPR_SRG_INFORMATION_PRESENT)
2726                 spr_len += 18;
2727
2728         /* Add the first byte (extension ID) to the total length */
2729         spr_len++;
2730
2731         return spr_len;
2732 }
2733
2734 /* S1G Capabilities Information field */
2735 #define IEEE80211_S1G_CAPABILITY_LEN    15
2736
2737 #define S1G_CAP0_S1G_LONG       BIT(0)
2738 #define S1G_CAP0_SGI_1MHZ       BIT(1)
2739 #define S1G_CAP0_SGI_2MHZ       BIT(2)
2740 #define S1G_CAP0_SGI_4MHZ       BIT(3)
2741 #define S1G_CAP0_SGI_8MHZ       BIT(4)
2742 #define S1G_CAP0_SGI_16MHZ      BIT(5)
2743 #define S1G_CAP0_SUPP_CH_WIDTH  GENMASK(7, 6)
2744
2745 #define S1G_SUPP_CH_WIDTH_2     0
2746 #define S1G_SUPP_CH_WIDTH_4     1
2747 #define S1G_SUPP_CH_WIDTH_8     2
2748 #define S1G_SUPP_CH_WIDTH_16    3
2749 #define S1G_SUPP_CH_WIDTH_MAX(cap) ((1 << FIELD_GET(S1G_CAP0_SUPP_CH_WIDTH, \
2750                                                     cap[0])) << 1)
2751
2752 #define S1G_CAP1_RX_LDPC        BIT(0)
2753 #define S1G_CAP1_TX_STBC        BIT(1)
2754 #define S1G_CAP1_RX_STBC        BIT(2)
2755 #define S1G_CAP1_SU_BFER        BIT(3)
2756 #define S1G_CAP1_SU_BFEE        BIT(4)
2757 #define S1G_CAP1_BFEE_STS       GENMASK(7, 5)
2758
2759 #define S1G_CAP2_SOUNDING_DIMENSIONS    GENMASK(2, 0)
2760 #define S1G_CAP2_MU_BFER                BIT(3)
2761 #define S1G_CAP2_MU_BFEE                BIT(4)
2762 #define S1G_CAP2_PLUS_HTC_VHT           BIT(5)
2763 #define S1G_CAP2_TRAVELING_PILOT        GENMASK(7, 6)
2764
2765 #define S1G_CAP3_RD_RESPONDER           BIT(0)
2766 #define S1G_CAP3_HT_DELAYED_BA          BIT(1)
2767 #define S1G_CAP3_MAX_MPDU_LEN           BIT(2)
2768 #define S1G_CAP3_MAX_AMPDU_LEN_EXP      GENMASK(4, 3)
2769 #define S1G_CAP3_MIN_MPDU_START         GENMASK(7, 5)
2770
2771 #define S1G_CAP4_UPLINK_SYNC    BIT(0)
2772 #define S1G_CAP4_DYNAMIC_AID    BIT(1)
2773 #define S1G_CAP4_BAT            BIT(2)
2774 #define S1G_CAP4_TIME_ADE       BIT(3)
2775 #define S1G_CAP4_NON_TIM        BIT(4)
2776 #define S1G_CAP4_GROUP_AID      BIT(5)
2777 #define S1G_CAP4_STA_TYPE       GENMASK(7, 6)
2778
2779 #define S1G_CAP5_CENT_AUTH_CONTROL      BIT(0)
2780 #define S1G_CAP5_DIST_AUTH_CONTROL      BIT(1)
2781 #define S1G_CAP5_AMSDU                  BIT(2)
2782 #define S1G_CAP5_AMPDU                  BIT(3)
2783 #define S1G_CAP5_ASYMMETRIC_BA          BIT(4)
2784 #define S1G_CAP5_FLOW_CONTROL           BIT(5)
2785 #define S1G_CAP5_SECTORIZED_BEAM        GENMASK(7, 6)
2786
2787 #define S1G_CAP6_OBSS_MITIGATION        BIT(0)
2788 #define S1G_CAP6_FRAGMENT_BA            BIT(1)
2789 #define S1G_CAP6_NDP_PS_POLL            BIT(2)
2790 #define S1G_CAP6_RAW_OPERATION          BIT(3)
2791 #define S1G_CAP6_PAGE_SLICING           BIT(4)
2792 #define S1G_CAP6_TXOP_SHARING_IMP_ACK   BIT(5)
2793 #define S1G_CAP6_VHT_LINK_ADAPT         GENMASK(7, 6)
2794
2795 #define S1G_CAP7_TACK_AS_PS_POLL                BIT(0)
2796 #define S1G_CAP7_DUP_1MHZ                       BIT(1)
2797 #define S1G_CAP7_MCS_NEGOTIATION                BIT(2)
2798 #define S1G_CAP7_1MHZ_CTL_RESPONSE_PREAMBLE     BIT(3)
2799 #define S1G_CAP7_NDP_BFING_REPORT_POLL          BIT(4)
2800 #define S1G_CAP7_UNSOLICITED_DYN_AID            BIT(5)
2801 #define S1G_CAP7_SECTOR_TRAINING_OPERATION      BIT(6)
2802 #define S1G_CAP7_TEMP_PS_MODE_SWITCH            BIT(7)
2803
2804 #define S1G_CAP8_TWT_GROUPING   BIT(0)
2805 #define S1G_CAP8_BDT            BIT(1)
2806 #define S1G_CAP8_COLOR          GENMASK(4, 2)
2807 #define S1G_CAP8_TWT_REQUEST    BIT(5)
2808 #define S1G_CAP8_TWT_RESPOND    BIT(6)
2809 #define S1G_CAP8_PV1_FRAME      BIT(7)
2810
2811 #define S1G_CAP9_LINK_ADAPT_PER_CONTROL_RESPONSE BIT(0)
2812
2813 #define S1G_OPER_CH_WIDTH_PRIMARY_1MHZ  BIT(0)
2814 #define S1G_OPER_CH_WIDTH_OPER          GENMASK(4, 1)
2815
2816 /* EHT MAC capabilities as defined in P802.11be_D2.0 section 9.4.2.313.2 */
2817 #define IEEE80211_EHT_MAC_CAP0_EPCS_PRIO_ACCESS                 0x01
2818 #define IEEE80211_EHT_MAC_CAP0_OM_CONTROL                       0x02
2819 #define IEEE80211_EHT_MAC_CAP0_TRIG_TXOP_SHARING_MODE1          0x04
2820 #define IEEE80211_EHT_MAC_CAP0_TRIG_TXOP_SHARING_MODE2          0x08
2821 #define IEEE80211_EHT_MAC_CAP0_RESTRICTED_TWT                   0x10
2822 #define IEEE80211_EHT_MAC_CAP0_SCS_TRAFFIC_DESC                 0x20
2823 #define IEEE80211_EHT_MAC_CAP0_MAX_MPDU_LEN_MASK                0xc0
2824 #define IEEE80211_EHT_MAC_CAP0_MAX_MPDU_LEN_3895                0
2825 #define IEEE80211_EHT_MAC_CAP0_MAX_MPDU_LEN_7991                1
2826 #define IEEE80211_EHT_MAC_CAP0_MAX_MPDU_LEN_11454               2
2827
2828 #define IEEE80211_EHT_MAC_CAP1_MAX_AMPDU_LEN_MASK               0x01
2829
2830 /* EHT PHY capabilities as defined in P802.11be_D2.0 section 9.4.2.313.3 */
2831 #define IEEE80211_EHT_PHY_CAP0_320MHZ_IN_6GHZ                   0x02
2832 #define IEEE80211_EHT_PHY_CAP0_242_TONE_RU_GT20MHZ              0x04
2833 #define IEEE80211_EHT_PHY_CAP0_NDP_4_EHT_LFT_32_GI              0x08
2834 #define IEEE80211_EHT_PHY_CAP0_PARTIAL_BW_UL_MU_MIMO            0x10
2835 #define IEEE80211_EHT_PHY_CAP0_SU_BEAMFORMER                    0x20
2836 #define IEEE80211_EHT_PHY_CAP0_SU_BEAMFORMEE                    0x40
2837
2838 /* EHT beamformee number of spatial streams <= 80MHz is split */
2839 #define IEEE80211_EHT_PHY_CAP0_BEAMFORMEE_SS_80MHZ_MASK         0x80
2840 #define IEEE80211_EHT_PHY_CAP1_BEAMFORMEE_SS_80MHZ_MASK         0x03
2841
2842 #define IEEE80211_EHT_PHY_CAP1_BEAMFORMEE_SS_160MHZ_MASK        0x1c
2843 #define IEEE80211_EHT_PHY_CAP1_BEAMFORMEE_SS_320MHZ_MASK        0xe0
2844
2845 #define IEEE80211_EHT_PHY_CAP2_SOUNDING_DIM_80MHZ_MASK          0x07
2846 #define IEEE80211_EHT_PHY_CAP2_SOUNDING_DIM_160MHZ_MASK         0x38
2847
2848 /* EHT number of sounding dimensions for 320MHz is split */
2849 #define IEEE80211_EHT_PHY_CAP2_SOUNDING_DIM_320MHZ_MASK         0xc0
2850 #define IEEE80211_EHT_PHY_CAP3_SOUNDING_DIM_320MHZ_MASK         0x01
2851 #define IEEE80211_EHT_PHY_CAP3_NG_16_SU_FEEDBACK                0x02
2852 #define IEEE80211_EHT_PHY_CAP3_NG_16_MU_FEEDBACK                0x04
2853 #define IEEE80211_EHT_PHY_CAP3_CODEBOOK_4_2_SU_FDBK             0x08
2854 #define IEEE80211_EHT_PHY_CAP3_CODEBOOK_7_5_MU_FDBK             0x10
2855 #define IEEE80211_EHT_PHY_CAP3_TRIG_SU_BF_FDBK                  0x20
2856 #define IEEE80211_EHT_PHY_CAP3_TRIG_MU_BF_PART_BW_FDBK          0x40
2857 #define IEEE80211_EHT_PHY_CAP3_TRIG_CQI_FDBK                    0x80
2858
2859 #define IEEE80211_EHT_PHY_CAP4_PART_BW_DL_MU_MIMO               0x01
2860 #define IEEE80211_EHT_PHY_CAP4_PSR_SR_SUPP                      0x02
2861 #define IEEE80211_EHT_PHY_CAP4_POWER_BOOST_FACT_SUPP            0x04
2862 #define IEEE80211_EHT_PHY_CAP4_EHT_MU_PPDU_4_EHT_LTF_08_GI      0x08
2863 #define IEEE80211_EHT_PHY_CAP4_MAX_NC_MASK                      0xf0
2864
2865 #define IEEE80211_EHT_PHY_CAP5_NON_TRIG_CQI_FEEDBACK            0x01
2866 #define IEEE80211_EHT_PHY_CAP5_TX_LESS_242_TONE_RU_SUPP         0x02
2867 #define IEEE80211_EHT_PHY_CAP5_RX_LESS_242_TONE_RU_SUPP         0x04
2868 #define IEEE80211_EHT_PHY_CAP5_PPE_THRESHOLD_PRESENT            0x08
2869 #define IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_MASK      0x30
2870 #define   IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_0US     0
2871 #define   IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_8US     1
2872 #define   IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_16US    2
2873 #define   IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_20US    3
2874
2875 /* Maximum number of supported EHT LTF is split */
2876 #define IEEE80211_EHT_PHY_CAP5_MAX_NUM_SUPP_EHT_LTF_MASK        0xc0
2877 #define IEEE80211_EHT_PHY_CAP6_MAX_NUM_SUPP_EHT_LTF_MASK        0x07
2878
2879 #define IEEE80211_EHT_PHY_CAP6_MCS15_SUPP_MASK                  0x78
2880 #define IEEE80211_EHT_PHY_CAP6_EHT_DUP_6GHZ_SUPP                0x80
2881
2882 #define IEEE80211_EHT_PHY_CAP7_20MHZ_STA_RX_NDP_WIDER_BW        0x01
2883 #define IEEE80211_EHT_PHY_CAP7_NON_OFDMA_UL_MU_MIMO_80MHZ       0x02
2884 #define IEEE80211_EHT_PHY_CAP7_NON_OFDMA_UL_MU_MIMO_160MHZ      0x04
2885 #define IEEE80211_EHT_PHY_CAP7_NON_OFDMA_UL_MU_MIMO_320MHZ      0x08
2886 #define IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_80MHZ              0x10
2887 #define IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_160MHZ             0x20
2888 #define IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_320MHZ             0x40
2889 #define IEEE80211_EHT_PHY_CAP7_TB_SOUNDING_FDBK_RATE_LIMIT      0x80
2890
2891 #define IEEE80211_EHT_PHY_CAP8_RX_1024QAM_WIDER_BW_DL_OFDMA     0x01
2892 #define IEEE80211_EHT_PHY_CAP8_RX_4096QAM_WIDER_BW_DL_OFDMA     0x02
2893
2894 /*
2895  * EHT operation channel width as defined in P802.11be_D2.0 section 9.4.2.311
2896  */
2897 #define IEEE80211_EHT_OPER_CHAN_WIDTH           0x7
2898 #define IEEE80211_EHT_OPER_CHAN_WIDTH_20MHZ     0
2899 #define IEEE80211_EHT_OPER_CHAN_WIDTH_40MHZ     1
2900 #define IEEE80211_EHT_OPER_CHAN_WIDTH_80MHZ     2
2901 #define IEEE80211_EHT_OPER_CHAN_WIDTH_160MHZ    3
2902 #define IEEE80211_EHT_OPER_CHAN_WIDTH_320MHZ    4
2903
2904 /* Calculate 802.11be EHT capabilities IE Tx/Rx EHT MCS NSS Support Field size */
2905 static inline u8
2906 ieee80211_eht_mcs_nss_size(const struct ieee80211_he_cap_elem *he_cap,
2907                            const struct ieee80211_eht_cap_elem_fixed *eht_cap,
2908                            bool from_ap)
2909 {
2910         u8 count = 0;
2911
2912         /* on 2.4 GHz, if it supports 40 MHz, the result is 3 */
2913         if (he_cap->phy_cap_info[0] &
2914             IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G)
2915                 return 3;
2916
2917         /* on 2.4 GHz, these three bits are reserved, so should be 0 */
2918         if (he_cap->phy_cap_info[0] &
2919             IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G)
2920                 count += 3;
2921
2922         if (he_cap->phy_cap_info[0] &
2923             IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G)
2924                 count += 3;
2925
2926         if (eht_cap->phy_cap_info[0] & IEEE80211_EHT_PHY_CAP0_320MHZ_IN_6GHZ)
2927                 count += 3;
2928
2929         if (count)
2930                 return count;
2931
2932         return from_ap ? 3 : 4;
2933 }
2934
2935 /* 802.11be EHT PPE Thresholds */
2936 #define IEEE80211_EHT_PPE_THRES_NSS_POS                 0
2937 #define IEEE80211_EHT_PPE_THRES_NSS_MASK                0xf
2938 #define IEEE80211_EHT_PPE_THRES_RU_INDEX_BITMASK_MASK   0x1f0
2939 #define IEEE80211_EHT_PPE_THRES_INFO_PPET_SIZE          3
2940 #define IEEE80211_EHT_PPE_THRES_INFO_HEADER_SIZE        9
2941
2942 /*
2943  * Calculate 802.11be EHT capabilities IE EHT field size
2944  */
2945 static inline u8
2946 ieee80211_eht_ppe_size(u16 ppe_thres_hdr, const u8 *phy_cap_info)
2947 {
2948         u32 n;
2949
2950         if (!(phy_cap_info[5] &
2951               IEEE80211_EHT_PHY_CAP5_PPE_THRESHOLD_PRESENT))
2952                 return 0;
2953
2954         n = hweight16(ppe_thres_hdr &
2955                       IEEE80211_EHT_PPE_THRES_RU_INDEX_BITMASK_MASK);
2956         n *= 1 + (ppe_thres_hdr & IEEE80211_EHT_PPE_THRES_NSS_MASK);
2957
2958         /*
2959          * Each pair is 6 bits, and we need to add the 9 "header" bits to the
2960          * total size.
2961          */
2962         n = n * IEEE80211_EHT_PPE_THRES_INFO_PPET_SIZE * 2 +
2963             IEEE80211_EHT_PPE_THRES_INFO_HEADER_SIZE;
2964         return DIV_ROUND_UP(n, 8);
2965 }
2966
2967 static inline bool
2968 ieee80211_eht_capa_size_ok(const u8 *he_capa, const u8 *data, u8 len,
2969                            bool from_ap)
2970 {
2971         const struct ieee80211_eht_cap_elem_fixed *elem = (const void *)data;
2972         u8 needed = sizeof(struct ieee80211_eht_cap_elem_fixed);
2973
2974         if (len < needed || !he_capa)
2975                 return false;
2976
2977         needed += ieee80211_eht_mcs_nss_size((const void *)he_capa,
2978                                              (const void *)data,
2979                                              from_ap);
2980         if (len < needed)
2981                 return false;
2982
2983         if (elem->phy_cap_info[5] &
2984                         IEEE80211_EHT_PHY_CAP5_PPE_THRESHOLD_PRESENT) {
2985                 u16 ppe_thres_hdr;
2986
2987                 if (len < needed + sizeof(ppe_thres_hdr))
2988                         return false;
2989
2990                 ppe_thres_hdr = (data[needed] >> 8) + data[needed + 1];
2991                 needed += ieee80211_eht_ppe_size(ppe_thres_hdr,
2992                                                  elem->phy_cap_info);
2993         }
2994
2995         return len >= needed;
2996 }
2997
2998 static inline bool
2999 ieee80211_eht_oper_size_ok(const u8 *data, u8 len)
3000 {
3001         const struct ieee80211_eht_operation *elem = (const void *)data;
3002         u8 needed = sizeof(*elem);
3003
3004         if (len < needed)
3005                 return false;
3006
3007         if (elem->params & IEEE80211_EHT_OPER_INFO_PRESENT) {
3008                 needed += 3;
3009
3010                 if (elem->params &
3011                     IEEE80211_EHT_OPER_DISABLED_SUBCHANNEL_BITMAP_PRESENT)
3012                         needed += 2;
3013         }
3014
3015         return len >= needed;
3016 }
3017
3018 #define LISTEN_INT_USF  GENMASK(15, 14)
3019 #define LISTEN_INT_UI   GENMASK(13, 0)
3020
3021 #define IEEE80211_MAX_USF       FIELD_MAX(LISTEN_INT_USF)
3022 #define IEEE80211_MAX_UI        FIELD_MAX(LISTEN_INT_UI)
3023
3024 /* Authentication algorithms */
3025 #define WLAN_AUTH_OPEN 0
3026 #define WLAN_AUTH_SHARED_KEY 1
3027 #define WLAN_AUTH_FT 2
3028 #define WLAN_AUTH_SAE 3
3029 #define WLAN_AUTH_FILS_SK 4
3030 #define WLAN_AUTH_FILS_SK_PFS 5
3031 #define WLAN_AUTH_FILS_PK 6
3032 #define WLAN_AUTH_LEAP 128
3033
3034 #define WLAN_AUTH_CHALLENGE_LEN 128
3035
3036 #define WLAN_CAPABILITY_ESS             (1<<0)
3037 #define WLAN_CAPABILITY_IBSS            (1<<1)
3038
3039 /*
3040  * A mesh STA sets the ESS and IBSS capability bits to zero.
3041  * however, this holds true for p2p probe responses (in the p2p_find
3042  * phase) as well.
3043  */
3044 #define WLAN_CAPABILITY_IS_STA_BSS(cap) \
3045         (!((cap) & (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS)))
3046
3047 #define WLAN_CAPABILITY_CF_POLLABLE     (1<<2)
3048 #define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3)
3049 #define WLAN_CAPABILITY_PRIVACY         (1<<4)
3050 #define WLAN_CAPABILITY_SHORT_PREAMBLE  (1<<5)
3051 #define WLAN_CAPABILITY_PBCC            (1<<6)
3052 #define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7)
3053
3054 /* 802.11h */
3055 #define WLAN_CAPABILITY_SPECTRUM_MGMT   (1<<8)
3056 #define WLAN_CAPABILITY_QOS             (1<<9)
3057 #define WLAN_CAPABILITY_SHORT_SLOT_TIME (1<<10)
3058 #define WLAN_CAPABILITY_APSD            (1<<11)
3059 #define WLAN_CAPABILITY_RADIO_MEASURE   (1<<12)
3060 #define WLAN_CAPABILITY_DSSS_OFDM       (1<<13)
3061 #define WLAN_CAPABILITY_DEL_BACK        (1<<14)
3062 #define WLAN_CAPABILITY_IMM_BACK        (1<<15)
3063
3064 /* DMG (60gHz) 802.11ad */
3065 /* type - bits 0..1 */
3066 #define WLAN_CAPABILITY_DMG_TYPE_MASK           (3<<0)
3067 #define WLAN_CAPABILITY_DMG_TYPE_IBSS           (1<<0) /* Tx by: STA */
3068 #define WLAN_CAPABILITY_DMG_TYPE_PBSS           (2<<0) /* Tx by: PCP */
3069 #define WLAN_CAPABILITY_DMG_TYPE_AP             (3<<0) /* Tx by: AP */
3070
3071 #define WLAN_CAPABILITY_DMG_CBAP_ONLY           (1<<2)
3072 #define WLAN_CAPABILITY_DMG_CBAP_SOURCE         (1<<3)
3073 #define WLAN_CAPABILITY_DMG_PRIVACY             (1<<4)
3074 #define WLAN_CAPABILITY_DMG_ECPAC               (1<<5)
3075
3076 #define WLAN_CAPABILITY_DMG_SPECTRUM_MGMT       (1<<8)
3077 #define WLAN_CAPABILITY_DMG_RADIO_MEASURE       (1<<12)
3078
3079 /* measurement */
3080 #define IEEE80211_SPCT_MSR_RPRT_MODE_LATE       (1<<0)
3081 #define IEEE80211_SPCT_MSR_RPRT_MODE_INCAPABLE  (1<<1)
3082 #define IEEE80211_SPCT_MSR_RPRT_MODE_REFUSED    (1<<2)
3083
3084 #define IEEE80211_SPCT_MSR_RPRT_TYPE_BASIC      0
3085 #define IEEE80211_SPCT_MSR_RPRT_TYPE_CCA        1
3086 #define IEEE80211_SPCT_MSR_RPRT_TYPE_RPI        2
3087 #define IEEE80211_SPCT_MSR_RPRT_TYPE_LCI        8
3088 #define IEEE80211_SPCT_MSR_RPRT_TYPE_CIVIC      11
3089
3090 /* 802.11g ERP information element */
3091 #define WLAN_ERP_NON_ERP_PRESENT (1<<0)
3092 #define WLAN_ERP_USE_PROTECTION (1<<1)
3093 #define WLAN_ERP_BARKER_PREAMBLE (1<<2)
3094
3095 /* WLAN_ERP_BARKER_PREAMBLE values */
3096 enum {
3097         WLAN_ERP_PREAMBLE_SHORT = 0,
3098         WLAN_ERP_PREAMBLE_LONG = 1,
3099 };
3100
3101 /* Band ID, 802.11ad #8.4.1.45 */
3102 enum {
3103         IEEE80211_BANDID_TV_WS = 0, /* TV white spaces */
3104         IEEE80211_BANDID_SUB1  = 1, /* Sub-1 GHz (excluding TV white spaces) */
3105         IEEE80211_BANDID_2G    = 2, /* 2.4 GHz */
3106         IEEE80211_BANDID_3G    = 3, /* 3.6 GHz */
3107         IEEE80211_BANDID_5G    = 4, /* 4.9 and 5 GHz */
3108         IEEE80211_BANDID_60G   = 5, /* 60 GHz */
3109 };
3110
3111 /* Status codes */
3112 enum ieee80211_statuscode {
3113         WLAN_STATUS_SUCCESS = 0,
3114         WLAN_STATUS_UNSPECIFIED_FAILURE = 1,
3115         WLAN_STATUS_CAPS_UNSUPPORTED = 10,
3116         WLAN_STATUS_REASSOC_NO_ASSOC = 11,
3117         WLAN_STATUS_ASSOC_DENIED_UNSPEC = 12,
3118         WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG = 13,
3119         WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION = 14,
3120         WLAN_STATUS_CHALLENGE_FAIL = 15,
3121         WLAN_STATUS_AUTH_TIMEOUT = 16,
3122         WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA = 17,
3123         WLAN_STATUS_ASSOC_DENIED_RATES = 18,
3124         /* 802.11b */
3125         WLAN_STATUS_ASSOC_DENIED_NOSHORTPREAMBLE = 19,
3126         WLAN_STATUS_ASSOC_DENIED_NOPBCC = 20,
3127         WLAN_STATUS_ASSOC_DENIED_NOAGILITY = 21,
3128         /* 802.11h */
3129         WLAN_STATUS_ASSOC_DENIED_NOSPECTRUM = 22,
3130         WLAN_STATUS_ASSOC_REJECTED_BAD_POWER = 23,
3131         WLAN_STATUS_ASSOC_REJECTED_BAD_SUPP_CHAN = 24,
3132         /* 802.11g */
3133         WLAN_STATUS_ASSOC_DENIED_NOSHORTTIME = 25,
3134         WLAN_STATUS_ASSOC_DENIED_NODSSSOFDM = 26,
3135         /* 802.11w */
3136         WLAN_STATUS_ASSOC_REJECTED_TEMPORARILY = 30,
3137         WLAN_STATUS_ROBUST_MGMT_FRAME_POLICY_VIOLATION = 31,
3138         /* 802.11i */
3139         WLAN_STATUS_INVALID_IE = 40,
3140         WLAN_STATUS_INVALID_GROUP_CIPHER = 41,
3141         WLAN_STATUS_INVALID_PAIRWISE_CIPHER = 42,
3142         WLAN_STATUS_INVALID_AKMP = 43,
3143         WLAN_STATUS_UNSUPP_RSN_VERSION = 44,
3144         WLAN_STATUS_INVALID_RSN_IE_CAP = 45,
3145         WLAN_STATUS_CIPHER_SUITE_REJECTED = 46,
3146         /* 802.11e */
3147         WLAN_STATUS_UNSPECIFIED_QOS = 32,
3148         WLAN_STATUS_ASSOC_DENIED_NOBANDWIDTH = 33,
3149         WLAN_STATUS_ASSOC_DENIED_LOWACK = 34,
3150         WLAN_STATUS_ASSOC_DENIED_UNSUPP_QOS = 35,
3151         WLAN_STATUS_REQUEST_DECLINED = 37,
3152         WLAN_STATUS_INVALID_QOS_PARAM = 38,
3153         WLAN_STATUS_CHANGE_TSPEC = 39,
3154         WLAN_STATUS_WAIT_TS_DELAY = 47,
3155         WLAN_STATUS_NO_DIRECT_LINK = 48,
3156         WLAN_STATUS_STA_NOT_PRESENT = 49,
3157         WLAN_STATUS_STA_NOT_QSTA = 50,
3158         /* 802.11s */
3159         WLAN_STATUS_ANTI_CLOG_REQUIRED = 76,
3160         WLAN_STATUS_FCG_NOT_SUPP = 78,
3161         WLAN_STATUS_STA_NO_TBTT = 78,
3162         /* 802.11ad */
3163         WLAN_STATUS_REJECTED_WITH_SUGGESTED_CHANGES = 39,
3164         WLAN_STATUS_REJECTED_FOR_DELAY_PERIOD = 47,
3165         WLAN_STATUS_REJECT_WITH_SCHEDULE = 83,
3166         WLAN_STATUS_PENDING_ADMITTING_FST_SESSION = 86,
3167         WLAN_STATUS_PERFORMING_FST_NOW = 87,
3168         WLAN_STATUS_PENDING_GAP_IN_BA_WINDOW = 88,
3169         WLAN_STATUS_REJECT_U_PID_SETTING = 89,
3170         WLAN_STATUS_REJECT_DSE_BAND = 96,
3171         WLAN_STATUS_DENIED_WITH_SUGGESTED_BAND_AND_CHANNEL = 99,
3172         WLAN_STATUS_DENIED_DUE_TO_SPECTRUM_MANAGEMENT = 103,
3173         /* 802.11ai */
3174         WLAN_STATUS_FILS_AUTHENTICATION_FAILURE = 108,
3175         WLAN_STATUS_UNKNOWN_AUTHENTICATION_SERVER = 109,
3176         WLAN_STATUS_SAE_HASH_TO_ELEMENT = 126,
3177         WLAN_STATUS_SAE_PK = 127,
3178 };
3179
3180
3181 /* Reason codes */
3182 enum ieee80211_reasoncode {
3183         WLAN_REASON_UNSPECIFIED = 1,
3184         WLAN_REASON_PREV_AUTH_NOT_VALID = 2,
3185         WLAN_REASON_DEAUTH_LEAVING = 3,
3186         WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY = 4,
3187         WLAN_REASON_DISASSOC_AP_BUSY = 5,
3188         WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA = 6,
3189         WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA = 7,
3190         WLAN_REASON_DISASSOC_STA_HAS_LEFT = 8,
3191         WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH = 9,
3192         /* 802.11h */
3193         WLAN_REASON_DISASSOC_BAD_POWER = 10,
3194         WLAN_REASON_DISASSOC_BAD_SUPP_CHAN = 11,
3195         /* 802.11i */
3196         WLAN_REASON_INVALID_IE = 13,
3197         WLAN_REASON_MIC_FAILURE = 14,
3198         WLAN_REASON_4WAY_HANDSHAKE_TIMEOUT = 15,
3199         WLAN_REASON_GROUP_KEY_HANDSHAKE_TIMEOUT = 16,
3200         WLAN_REASON_IE_DIFFERENT = 17,
3201         WLAN_REASON_INVALID_GROUP_CIPHER = 18,
3202         WLAN_REASON_INVALID_PAIRWISE_CIPHER = 19,
3203         WLAN_REASON_INVALID_AKMP = 20,
3204         WLAN_REASON_UNSUPP_RSN_VERSION = 21,
3205         WLAN_REASON_INVALID_RSN_IE_CAP = 22,
3206         WLAN_REASON_IEEE8021X_FAILED = 23,
3207         WLAN_REASON_CIPHER_SUITE_REJECTED = 24,
3208         /* TDLS (802.11z) */
3209         WLAN_REASON_TDLS_TEARDOWN_UNREACHABLE = 25,
3210         WLAN_REASON_TDLS_TEARDOWN_UNSPECIFIED = 26,
3211         /* 802.11e */
3212         WLAN_REASON_DISASSOC_UNSPECIFIED_QOS = 32,
3213         WLAN_REASON_DISASSOC_QAP_NO_BANDWIDTH = 33,
3214         WLAN_REASON_DISASSOC_LOW_ACK = 34,
3215         WLAN_REASON_DISASSOC_QAP_EXCEED_TXOP = 35,
3216         WLAN_REASON_QSTA_LEAVE_QBSS = 36,
3217         WLAN_REASON_QSTA_NOT_USE = 37,
3218         WLAN_REASON_QSTA_REQUIRE_SETUP = 38,
3219         WLAN_REASON_QSTA_TIMEOUT = 39,
3220         WLAN_REASON_QSTA_CIPHER_NOT_SUPP = 45,
3221         /* 802.11s */
3222         WLAN_REASON_MESH_PEER_CANCELED = 52,
3223         WLAN_REASON_MESH_MAX_PEERS = 53,
3224         WLAN_REASON_MESH_CONFIG = 54,
3225         WLAN_REASON_MESH_CLOSE = 55,
3226         WLAN_REASON_MESH_MAX_RETRIES = 56,
3227         WLAN_REASON_MESH_CONFIRM_TIMEOUT = 57,
3228         WLAN_REASON_MESH_INVALID_GTK = 58,
3229         WLAN_REASON_MESH_INCONSISTENT_PARAM = 59,
3230         WLAN_REASON_MESH_INVALID_SECURITY = 60,
3231         WLAN_REASON_MESH_PATH_ERROR = 61,
3232         WLAN_REASON_MESH_PATH_NOFORWARD = 62,
3233         WLAN_REASON_MESH_PATH_DEST_UNREACHABLE = 63,
3234         WLAN_REASON_MAC_EXISTS_IN_MBSS = 64,
3235         WLAN_REASON_MESH_CHAN_REGULATORY = 65,
3236         WLAN_REASON_MESH_CHAN = 66,
3237 };
3238
3239
3240 /* Information Element IDs */
3241 enum ieee80211_eid {
3242         WLAN_EID_SSID = 0,
3243         WLAN_EID_SUPP_RATES = 1,
3244         WLAN_EID_FH_PARAMS = 2, /* reserved now */
3245         WLAN_EID_DS_PARAMS = 3,
3246         WLAN_EID_CF_PARAMS = 4,
3247         WLAN_EID_TIM = 5,
3248         WLAN_EID_IBSS_PARAMS = 6,
3249         WLAN_EID_COUNTRY = 7,
3250         /* 8, 9 reserved */
3251         WLAN_EID_REQUEST = 10,
3252         WLAN_EID_QBSS_LOAD = 11,
3253         WLAN_EID_EDCA_PARAM_SET = 12,
3254         WLAN_EID_TSPEC = 13,
3255         WLAN_EID_TCLAS = 14,
3256         WLAN_EID_SCHEDULE = 15,
3257         WLAN_EID_CHALLENGE = 16,
3258         /* 17-31 reserved for challenge text extension */
3259         WLAN_EID_PWR_CONSTRAINT = 32,
3260         WLAN_EID_PWR_CAPABILITY = 33,
3261         WLAN_EID_TPC_REQUEST = 34,
3262         WLAN_EID_TPC_REPORT = 35,
3263         WLAN_EID_SUPPORTED_CHANNELS = 36,
3264         WLAN_EID_CHANNEL_SWITCH = 37,
3265         WLAN_EID_MEASURE_REQUEST = 38,
3266         WLAN_EID_MEASURE_REPORT = 39,
3267         WLAN_EID_QUIET = 40,
3268         WLAN_EID_IBSS_DFS = 41,
3269         WLAN_EID_ERP_INFO = 42,
3270         WLAN_EID_TS_DELAY = 43,
3271         WLAN_EID_TCLAS_PROCESSING = 44,
3272         WLAN_EID_HT_CAPABILITY = 45,
3273         WLAN_EID_QOS_CAPA = 46,
3274         /* 47 reserved for Broadcom */
3275         WLAN_EID_RSN = 48,
3276         WLAN_EID_802_15_COEX = 49,
3277         WLAN_EID_EXT_SUPP_RATES = 50,
3278         WLAN_EID_AP_CHAN_REPORT = 51,
3279         WLAN_EID_NEIGHBOR_REPORT = 52,
3280         WLAN_EID_RCPI = 53,
3281         WLAN_EID_MOBILITY_DOMAIN = 54,
3282         WLAN_EID_FAST_BSS_TRANSITION = 55,
3283         WLAN_EID_TIMEOUT_INTERVAL = 56,
3284         WLAN_EID_RIC_DATA = 57,
3285         WLAN_EID_DSE_REGISTERED_LOCATION = 58,
3286         WLAN_EID_SUPPORTED_REGULATORY_CLASSES = 59,
3287         WLAN_EID_EXT_CHANSWITCH_ANN = 60,
3288         WLAN_EID_HT_OPERATION = 61,
3289         WLAN_EID_SECONDARY_CHANNEL_OFFSET = 62,
3290         WLAN_EID_BSS_AVG_ACCESS_DELAY = 63,
3291         WLAN_EID_ANTENNA_INFO = 64,
3292         WLAN_EID_RSNI = 65,
3293         WLAN_EID_MEASUREMENT_PILOT_TX_INFO = 66,
3294         WLAN_EID_BSS_AVAILABLE_CAPACITY = 67,
3295         WLAN_EID_BSS_AC_ACCESS_DELAY = 68,
3296         WLAN_EID_TIME_ADVERTISEMENT = 69,
3297         WLAN_EID_RRM_ENABLED_CAPABILITIES = 70,
3298         WLAN_EID_MULTIPLE_BSSID = 71,
3299         WLAN_EID_BSS_COEX_2040 = 72,
3300         WLAN_EID_BSS_INTOLERANT_CHL_REPORT = 73,
3301         WLAN_EID_OVERLAP_BSS_SCAN_PARAM = 74,
3302         WLAN_EID_RIC_DESCRIPTOR = 75,
3303         WLAN_EID_MMIE = 76,
3304         WLAN_EID_ASSOC_COMEBACK_TIME = 77,
3305         WLAN_EID_EVENT_REQUEST = 78,
3306         WLAN_EID_EVENT_REPORT = 79,
3307         WLAN_EID_DIAGNOSTIC_REQUEST = 80,
3308         WLAN_EID_DIAGNOSTIC_REPORT = 81,
3309         WLAN_EID_LOCATION_PARAMS = 82,
3310         WLAN_EID_NON_TX_BSSID_CAP =  83,
3311         WLAN_EID_SSID_LIST = 84,
3312         WLAN_EID_MULTI_BSSID_IDX = 85,
3313         WLAN_EID_FMS_DESCRIPTOR = 86,
3314         WLAN_EID_FMS_REQUEST = 87,
3315         WLAN_EID_FMS_RESPONSE = 88,
3316         WLAN_EID_QOS_TRAFFIC_CAPA = 89,
3317         WLAN_EID_BSS_MAX_IDLE_PERIOD = 90,
3318         WLAN_EID_TSF_REQUEST = 91,
3319         WLAN_EID_TSF_RESPOSNE = 92,
3320         WLAN_EID_WNM_SLEEP_MODE = 93,
3321         WLAN_EID_TIM_BCAST_REQ = 94,
3322         WLAN_EID_TIM_BCAST_RESP = 95,
3323         WLAN_EID_COLL_IF_REPORT = 96,
3324         WLAN_EID_CHANNEL_USAGE = 97,
3325         WLAN_EID_TIME_ZONE = 98,
3326         WLAN_EID_DMS_REQUEST = 99,
3327         WLAN_EID_DMS_RESPONSE = 100,
3328         WLAN_EID_LINK_ID = 101,
3329         WLAN_EID_WAKEUP_SCHEDUL = 102,
3330         /* 103 reserved */
3331         WLAN_EID_CHAN_SWITCH_TIMING = 104,
3332         WLAN_EID_PTI_CONTROL = 105,
3333         WLAN_EID_PU_BUFFER_STATUS = 106,
3334         WLAN_EID_INTERWORKING = 107,
3335         WLAN_EID_ADVERTISEMENT_PROTOCOL = 108,
3336         WLAN_EID_EXPEDITED_BW_REQ = 109,
3337         WLAN_EID_QOS_MAP_SET = 110,
3338         WLAN_EID_ROAMING_CONSORTIUM = 111,
3339         WLAN_EID_EMERGENCY_ALERT = 112,
3340         WLAN_EID_MESH_CONFIG = 113,
3341         WLAN_EID_MESH_ID = 114,
3342         WLAN_EID_LINK_METRIC_REPORT = 115,
3343         WLAN_EID_CONGESTION_NOTIFICATION = 116,
3344         WLAN_EID_PEER_MGMT = 117,
3345         WLAN_EID_CHAN_SWITCH_PARAM = 118,
3346         WLAN_EID_MESH_AWAKE_WINDOW = 119,
3347         WLAN_EID_BEACON_TIMING = 120,
3348         WLAN_EID_MCCAOP_SETUP_REQ = 121,
3349         WLAN_EID_MCCAOP_SETUP_RESP = 122,
3350         WLAN_EID_MCCAOP_ADVERT = 123,
3351         WLAN_EID_MCCAOP_TEARDOWN = 124,
3352         WLAN_EID_GANN = 125,
3353         WLAN_EID_RANN = 126,
3354         WLAN_EID_EXT_CAPABILITY = 127,
3355         /* 128, 129 reserved for Agere */
3356         WLAN_EID_PREQ = 130,
3357         WLAN_EID_PREP = 131,
3358         WLAN_EID_PERR = 132,
3359         /* 133-136 reserved for Cisco */
3360         WLAN_EID_PXU = 137,
3361         WLAN_EID_PXUC = 138,
3362         WLAN_EID_AUTH_MESH_PEER_EXCH = 139,
3363         WLAN_EID_MIC = 140,
3364         WLAN_EID_DESTINATION_URI = 141,
3365         WLAN_EID_UAPSD_COEX = 142,
3366         WLAN_EID_WAKEUP_SCHEDULE = 143,
3367         WLAN_EID_EXT_SCHEDULE = 144,
3368         WLAN_EID_STA_AVAILABILITY = 145,
3369         WLAN_EID_DMG_TSPEC = 146,
3370         WLAN_EID_DMG_AT = 147,
3371         WLAN_EID_DMG_CAP = 148,
3372         /* 149 reserved for Cisco */
3373         WLAN_EID_CISCO_VENDOR_SPECIFIC = 150,
3374         WLAN_EID_DMG_OPERATION = 151,
3375         WLAN_EID_DMG_BSS_PARAM_CHANGE = 152,
3376         WLAN_EID_DMG_BEAM_REFINEMENT = 153,
3377         WLAN_EID_CHANNEL_MEASURE_FEEDBACK = 154,
3378         /* 155-156 reserved for Cisco */
3379         WLAN_EID_AWAKE_WINDOW = 157,
3380         WLAN_EID_MULTI_BAND = 158,
3381         WLAN_EID_ADDBA_EXT = 159,
3382         WLAN_EID_NEXT_PCP_LIST = 160,
3383         WLAN_EID_PCP_HANDOVER = 161,
3384         WLAN_EID_DMG_LINK_MARGIN = 162,
3385         WLAN_EID_SWITCHING_STREAM = 163,
3386         WLAN_EID_SESSION_TRANSITION = 164,
3387         WLAN_EID_DYN_TONE_PAIRING_REPORT = 165,
3388         WLAN_EID_CLUSTER_REPORT = 166,
3389         WLAN_EID_RELAY_CAP = 167,
3390         WLAN_EID_RELAY_XFER_PARAM_SET = 168,
3391         WLAN_EID_BEAM_LINK_MAINT = 169,
3392         WLAN_EID_MULTIPLE_MAC_ADDR = 170,
3393         WLAN_EID_U_PID = 171,
3394         WLAN_EID_DMG_LINK_ADAPT_ACK = 172,
3395         /* 173 reserved for Symbol */
3396         WLAN_EID_MCCAOP_ADV_OVERVIEW = 174,
3397         WLAN_EID_QUIET_PERIOD_REQ = 175,
3398         /* 176 reserved for Symbol */
3399         WLAN_EID_QUIET_PERIOD_RESP = 177,
3400         /* 178-179 reserved for Symbol */
3401         /* 180 reserved for ISO/IEC 20011 */
3402         WLAN_EID_EPAC_POLICY = 182,
3403         WLAN_EID_CLISTER_TIME_OFF = 183,
3404         WLAN_EID_INTER_AC_PRIO = 184,
3405         WLAN_EID_SCS_DESCRIPTOR = 185,
3406         WLAN_EID_QLOAD_REPORT = 186,
3407         WLAN_EID_HCCA_TXOP_UPDATE_COUNT = 187,
3408         WLAN_EID_HL_STREAM_ID = 188,
3409         WLAN_EID_GCR_GROUP_ADDR = 189,
3410         WLAN_EID_ANTENNA_SECTOR_ID_PATTERN = 190,
3411         WLAN_EID_VHT_CAPABILITY = 191,
3412         WLAN_EID_VHT_OPERATION = 192,
3413         WLAN_EID_EXTENDED_BSS_LOAD = 193,
3414         WLAN_EID_WIDE_BW_CHANNEL_SWITCH = 194,
3415         WLAN_EID_TX_POWER_ENVELOPE = 195,
3416         WLAN_EID_CHANNEL_SWITCH_WRAPPER = 196,
3417         WLAN_EID_AID = 197,
3418         WLAN_EID_QUIET_CHANNEL = 198,
3419         WLAN_EID_OPMODE_NOTIF = 199,
3420
3421         WLAN_EID_REDUCED_NEIGHBOR_REPORT = 201,
3422
3423         WLAN_EID_AID_REQUEST = 210,
3424         WLAN_EID_AID_RESPONSE = 211,
3425         WLAN_EID_S1G_BCN_COMPAT = 213,
3426         WLAN_EID_S1G_SHORT_BCN_INTERVAL = 214,
3427         WLAN_EID_S1G_TWT = 216,
3428         WLAN_EID_S1G_CAPABILITIES = 217,
3429         WLAN_EID_VENDOR_SPECIFIC = 221,
3430         WLAN_EID_QOS_PARAMETER = 222,
3431         WLAN_EID_S1G_OPERATION = 232,
3432         WLAN_EID_CAG_NUMBER = 237,
3433         WLAN_EID_AP_CSN = 239,
3434         WLAN_EID_FILS_INDICATION = 240,
3435         WLAN_EID_DILS = 241,
3436         WLAN_EID_FRAGMENT = 242,
3437         WLAN_EID_RSNX = 244,
3438         WLAN_EID_EXTENSION = 255
3439 };
3440
3441 /* Element ID Extensions for Element ID 255 */
3442 enum ieee80211_eid_ext {
3443         WLAN_EID_EXT_ASSOC_DELAY_INFO = 1,
3444         WLAN_EID_EXT_FILS_REQ_PARAMS = 2,
3445         WLAN_EID_EXT_FILS_KEY_CONFIRM = 3,
3446         WLAN_EID_EXT_FILS_SESSION = 4,
3447         WLAN_EID_EXT_FILS_HLP_CONTAINER = 5,
3448         WLAN_EID_EXT_FILS_IP_ADDR_ASSIGN = 6,
3449         WLAN_EID_EXT_KEY_DELIVERY = 7,
3450         WLAN_EID_EXT_FILS_WRAPPED_DATA = 8,
3451         WLAN_EID_EXT_FILS_PUBLIC_KEY = 12,
3452         WLAN_EID_EXT_FILS_NONCE = 13,
3453         WLAN_EID_EXT_FUTURE_CHAN_GUIDANCE = 14,
3454         WLAN_EID_EXT_HE_CAPABILITY = 35,
3455         WLAN_EID_EXT_HE_OPERATION = 36,
3456         WLAN_EID_EXT_UORA = 37,
3457         WLAN_EID_EXT_HE_MU_EDCA = 38,
3458         WLAN_EID_EXT_HE_SPR = 39,
3459         WLAN_EID_EXT_NDP_FEEDBACK_REPORT_PARAMSET = 41,
3460         WLAN_EID_EXT_BSS_COLOR_CHG_ANN = 42,
3461         WLAN_EID_EXT_QUIET_TIME_PERIOD_SETUP = 43,
3462         WLAN_EID_EXT_ESS_REPORT = 45,
3463         WLAN_EID_EXT_OPS = 46,
3464         WLAN_EID_EXT_HE_BSS_LOAD = 47,
3465         WLAN_EID_EXT_MAX_CHANNEL_SWITCH_TIME = 52,
3466         WLAN_EID_EXT_MULTIPLE_BSSID_CONFIGURATION = 55,
3467         WLAN_EID_EXT_NON_INHERITANCE = 56,
3468         WLAN_EID_EXT_KNOWN_BSSID = 57,
3469         WLAN_EID_EXT_SHORT_SSID_LIST = 58,
3470         WLAN_EID_EXT_HE_6GHZ_CAPA = 59,
3471         WLAN_EID_EXT_UL_MU_POWER_CAPA = 60,
3472         WLAN_EID_EXT_EHT_OPERATION = 106,
3473         WLAN_EID_EXT_EHT_MULTI_LINK = 107,
3474         WLAN_EID_EXT_EHT_CAPABILITY = 108,
3475 };
3476
3477 /* Action category code */
3478 enum ieee80211_category {
3479         WLAN_CATEGORY_SPECTRUM_MGMT = 0,
3480         WLAN_CATEGORY_QOS = 1,
3481         WLAN_CATEGORY_DLS = 2,
3482         WLAN_CATEGORY_BACK = 3,
3483         WLAN_CATEGORY_PUBLIC = 4,
3484         WLAN_CATEGORY_RADIO_MEASUREMENT = 5,
3485         WLAN_CATEGORY_FAST_BBS_TRANSITION = 6,
3486         WLAN_CATEGORY_HT = 7,
3487         WLAN_CATEGORY_SA_QUERY = 8,
3488         WLAN_CATEGORY_PROTECTED_DUAL_OF_ACTION = 9,
3489         WLAN_CATEGORY_WNM = 10,
3490         WLAN_CATEGORY_WNM_UNPROTECTED = 11,
3491         WLAN_CATEGORY_TDLS = 12,
3492         WLAN_CATEGORY_MESH_ACTION = 13,
3493         WLAN_CATEGORY_MULTIHOP_ACTION = 14,
3494         WLAN_CATEGORY_SELF_PROTECTED = 15,
3495         WLAN_CATEGORY_DMG = 16,
3496         WLAN_CATEGORY_WMM = 17,
3497         WLAN_CATEGORY_FST = 18,
3498         WLAN_CATEGORY_UNPROT_DMG = 20,
3499         WLAN_CATEGORY_VHT = 21,
3500         WLAN_CATEGORY_S1G = 22,
3501         WLAN_CATEGORY_VENDOR_SPECIFIC_PROTECTED = 126,
3502         WLAN_CATEGORY_VENDOR_SPECIFIC = 127,
3503 };
3504
3505 /* SPECTRUM_MGMT action code */
3506 enum ieee80211_spectrum_mgmt_actioncode {
3507         WLAN_ACTION_SPCT_MSR_REQ = 0,
3508         WLAN_ACTION_SPCT_MSR_RPRT = 1,
3509         WLAN_ACTION_SPCT_TPC_REQ = 2,
3510         WLAN_ACTION_SPCT_TPC_RPRT = 3,
3511         WLAN_ACTION_SPCT_CHL_SWITCH = 4,
3512 };
3513
3514 /* HT action codes */
3515 enum ieee80211_ht_actioncode {
3516         WLAN_HT_ACTION_NOTIFY_CHANWIDTH = 0,
3517         WLAN_HT_ACTION_SMPS = 1,
3518         WLAN_HT_ACTION_PSMP = 2,
3519         WLAN_HT_ACTION_PCO_PHASE = 3,
3520         WLAN_HT_ACTION_CSI = 4,
3521         WLAN_HT_ACTION_NONCOMPRESSED_BF = 5,
3522         WLAN_HT_ACTION_COMPRESSED_BF = 6,
3523         WLAN_HT_ACTION_ASEL_IDX_FEEDBACK = 7,
3524 };
3525
3526 /* VHT action codes */
3527 enum ieee80211_vht_actioncode {
3528         WLAN_VHT_ACTION_COMPRESSED_BF = 0,
3529         WLAN_VHT_ACTION_GROUPID_MGMT = 1,
3530         WLAN_VHT_ACTION_OPMODE_NOTIF = 2,
3531 };
3532
3533 /* Self Protected Action codes */
3534 enum ieee80211_self_protected_actioncode {
3535         WLAN_SP_RESERVED = 0,
3536         WLAN_SP_MESH_PEERING_OPEN = 1,
3537         WLAN_SP_MESH_PEERING_CONFIRM = 2,
3538         WLAN_SP_MESH_PEERING_CLOSE = 3,
3539         WLAN_SP_MGK_INFORM = 4,
3540         WLAN_SP_MGK_ACK = 5,
3541 };
3542
3543 /* Mesh action codes */
3544 enum ieee80211_mesh_actioncode {
3545         WLAN_MESH_ACTION_LINK_METRIC_REPORT,
3546         WLAN_MESH_ACTION_HWMP_PATH_SELECTION,
3547         WLAN_MESH_ACTION_GATE_ANNOUNCEMENT,
3548         WLAN_MESH_ACTION_CONGESTION_CONTROL_NOTIFICATION,
3549         WLAN_MESH_ACTION_MCCA_SETUP_REQUEST,
3550         WLAN_MESH_ACTION_MCCA_SETUP_REPLY,
3551         WLAN_MESH_ACTION_MCCA_ADVERTISEMENT_REQUEST,
3552         WLAN_MESH_ACTION_MCCA_ADVERTISEMENT,
3553         WLAN_MESH_ACTION_MCCA_TEARDOWN,
3554         WLAN_MESH_ACTION_TBTT_ADJUSTMENT_REQUEST,
3555         WLAN_MESH_ACTION_TBTT_ADJUSTMENT_RESPONSE,
3556 };
3557
3558 /* Unprotected WNM action codes */
3559 enum ieee80211_unprotected_wnm_actioncode {
3560         WLAN_UNPROTECTED_WNM_ACTION_TIM = 0,
3561         WLAN_UNPROTECTED_WNM_ACTION_TIMING_MEASUREMENT_RESPONSE = 1,
3562 };
3563
3564 /* Security key length */
3565 enum ieee80211_key_len {
3566         WLAN_KEY_LEN_WEP40 = 5,
3567         WLAN_KEY_LEN_WEP104 = 13,
3568         WLAN_KEY_LEN_CCMP = 16,
3569         WLAN_KEY_LEN_CCMP_256 = 32,
3570         WLAN_KEY_LEN_TKIP = 32,
3571         WLAN_KEY_LEN_AES_CMAC = 16,
3572         WLAN_KEY_LEN_SMS4 = 32,
3573         WLAN_KEY_LEN_GCMP = 16,
3574         WLAN_KEY_LEN_GCMP_256 = 32,
3575         WLAN_KEY_LEN_BIP_CMAC_256 = 32,
3576         WLAN_KEY_LEN_BIP_GMAC_128 = 16,
3577         WLAN_KEY_LEN_BIP_GMAC_256 = 32,
3578 };
3579
3580 enum ieee80211_s1g_actioncode {
3581         WLAN_S1G_AID_SWITCH_REQUEST,
3582         WLAN_S1G_AID_SWITCH_RESPONSE,
3583         WLAN_S1G_SYNC_CONTROL,
3584         WLAN_S1G_STA_INFO_ANNOUNCE,
3585         WLAN_S1G_EDCA_PARAM_SET,
3586         WLAN_S1G_EL_OPERATION,
3587         WLAN_S1G_TWT_SETUP,
3588         WLAN_S1G_TWT_TEARDOWN,
3589         WLAN_S1G_SECT_GROUP_ID_LIST,
3590         WLAN_S1G_SECT_ID_FEEDBACK,
3591         WLAN_S1G_TWT_INFORMATION = 11,
3592 };
3593
3594 #define IEEE80211_WEP_IV_LEN            4
3595 #define IEEE80211_WEP_ICV_LEN           4
3596 #define IEEE80211_CCMP_HDR_LEN          8
3597 #define IEEE80211_CCMP_MIC_LEN          8
3598 #define IEEE80211_CCMP_PN_LEN           6
3599 #define IEEE80211_CCMP_256_HDR_LEN      8
3600 #define IEEE80211_CCMP_256_MIC_LEN      16
3601 #define IEEE80211_CCMP_256_PN_LEN       6
3602 #define IEEE80211_TKIP_IV_LEN           8
3603 #define IEEE80211_TKIP_ICV_LEN          4
3604 #define IEEE80211_CMAC_PN_LEN           6
3605 #define IEEE80211_GMAC_PN_LEN           6
3606 #define IEEE80211_GCMP_HDR_LEN          8
3607 #define IEEE80211_GCMP_MIC_LEN          16
3608 #define IEEE80211_GCMP_PN_LEN           6
3609
3610 #define FILS_NONCE_LEN                  16
3611 #define FILS_MAX_KEK_LEN                64
3612
3613 #define FILS_ERP_MAX_USERNAME_LEN       16
3614 #define FILS_ERP_MAX_REALM_LEN          253
3615 #define FILS_ERP_MAX_RRK_LEN            64
3616
3617 #define PMK_MAX_LEN                     64
3618 #define SAE_PASSWORD_MAX_LEN            128
3619
3620 /* Public action codes (IEEE Std 802.11-2016, 9.6.8.1, Table 9-307) */
3621 enum ieee80211_pub_actioncode {
3622         WLAN_PUB_ACTION_20_40_BSS_COEX = 0,
3623         WLAN_PUB_ACTION_DSE_ENABLEMENT = 1,
3624         WLAN_PUB_ACTION_DSE_DEENABLEMENT = 2,
3625         WLAN_PUB_ACTION_DSE_REG_LOC_ANN = 3,
3626         WLAN_PUB_ACTION_EXT_CHANSW_ANN = 4,
3627         WLAN_PUB_ACTION_DSE_MSMT_REQ = 5,
3628         WLAN_PUB_ACTION_DSE_MSMT_RESP = 6,
3629         WLAN_PUB_ACTION_MSMT_PILOT = 7,
3630         WLAN_PUB_ACTION_DSE_PC = 8,
3631         WLAN_PUB_ACTION_VENDOR_SPECIFIC = 9,
3632         WLAN_PUB_ACTION_GAS_INITIAL_REQ = 10,
3633         WLAN_PUB_ACTION_GAS_INITIAL_RESP = 11,
3634         WLAN_PUB_ACTION_GAS_COMEBACK_REQ = 12,
3635         WLAN_PUB_ACTION_GAS_COMEBACK_RESP = 13,
3636         WLAN_PUB_ACTION_TDLS_DISCOVER_RES = 14,
3637         WLAN_PUB_ACTION_LOC_TRACK_NOTI = 15,
3638         WLAN_PUB_ACTION_QAB_REQUEST_FRAME = 16,
3639         WLAN_PUB_ACTION_QAB_RESPONSE_FRAME = 17,
3640         WLAN_PUB_ACTION_QMF_POLICY = 18,
3641         WLAN_PUB_ACTION_QMF_POLICY_CHANGE = 19,
3642         WLAN_PUB_ACTION_QLOAD_REQUEST = 20,
3643         WLAN_PUB_ACTION_QLOAD_REPORT = 21,
3644         WLAN_PUB_ACTION_HCCA_TXOP_ADVERT = 22,
3645         WLAN_PUB_ACTION_HCCA_TXOP_RESPONSE = 23,
3646         WLAN_PUB_ACTION_PUBLIC_KEY = 24,
3647         WLAN_PUB_ACTION_CHANNEL_AVAIL_QUERY = 25,
3648         WLAN_PUB_ACTION_CHANNEL_SCHEDULE_MGMT = 26,
3649         WLAN_PUB_ACTION_CONTACT_VERI_SIGNAL = 27,
3650         WLAN_PUB_ACTION_GDD_ENABLEMENT_REQ = 28,
3651         WLAN_PUB_ACTION_GDD_ENABLEMENT_RESP = 29,
3652         WLAN_PUB_ACTION_NETWORK_CHANNEL_CONTROL = 30,
3653         WLAN_PUB_ACTION_WHITE_SPACE_MAP_ANN = 31,
3654         WLAN_PUB_ACTION_FTM_REQUEST = 32,
3655         WLAN_PUB_ACTION_FTM_RESPONSE = 33,
3656         WLAN_PUB_ACTION_FILS_DISCOVERY = 34,
3657 };
3658
3659 /* TDLS action codes */
3660 enum ieee80211_tdls_actioncode {
3661         WLAN_TDLS_SETUP_REQUEST = 0,
3662         WLAN_TDLS_SETUP_RESPONSE = 1,
3663         WLAN_TDLS_SETUP_CONFIRM = 2,
3664         WLAN_TDLS_TEARDOWN = 3,
3665         WLAN_TDLS_PEER_TRAFFIC_INDICATION = 4,
3666         WLAN_TDLS_CHANNEL_SWITCH_REQUEST = 5,
3667         WLAN_TDLS_CHANNEL_SWITCH_RESPONSE = 6,
3668         WLAN_TDLS_PEER_PSM_REQUEST = 7,
3669         WLAN_TDLS_PEER_PSM_RESPONSE = 8,
3670         WLAN_TDLS_PEER_TRAFFIC_RESPONSE = 9,
3671         WLAN_TDLS_DISCOVERY_REQUEST = 10,
3672 };
3673
3674 /* Extended Channel Switching capability to be set in the 1st byte of
3675  * the @WLAN_EID_EXT_CAPABILITY information element
3676  */
3677 #define WLAN_EXT_CAPA1_EXT_CHANNEL_SWITCHING    BIT(2)
3678
3679 /* Multiple BSSID capability is set in the 6th bit of 3rd byte of the
3680  * @WLAN_EID_EXT_CAPABILITY information element
3681  */
3682 #define WLAN_EXT_CAPA3_MULTI_BSSID_SUPPORT      BIT(6)
3683
3684 /* Timing Measurement protocol for time sync is set in the 7th bit of 3rd byte
3685  * of the @WLAN_EID_EXT_CAPABILITY information element
3686  */
3687 #define WLAN_EXT_CAPA3_TIMING_MEASUREMENT_SUPPORT       BIT(7)
3688
3689 /* TDLS capabilities in the 4th byte of @WLAN_EID_EXT_CAPABILITY */
3690 #define WLAN_EXT_CAPA4_TDLS_BUFFER_STA          BIT(4)
3691 #define WLAN_EXT_CAPA4_TDLS_PEER_PSM            BIT(5)
3692 #define WLAN_EXT_CAPA4_TDLS_CHAN_SWITCH         BIT(6)
3693
3694 /* Interworking capabilities are set in 7th bit of 4th byte of the
3695  * @WLAN_EID_EXT_CAPABILITY information element
3696  */
3697 #define WLAN_EXT_CAPA4_INTERWORKING_ENABLED     BIT(7)
3698
3699 /*
3700  * TDLS capabililites to be enabled in the 5th byte of the
3701  * @WLAN_EID_EXT_CAPABILITY information element
3702  */
3703 #define WLAN_EXT_CAPA5_TDLS_ENABLED     BIT(5)
3704 #define WLAN_EXT_CAPA5_TDLS_PROHIBITED  BIT(6)
3705 #define WLAN_EXT_CAPA5_TDLS_CH_SW_PROHIBITED    BIT(7)
3706
3707 #define WLAN_EXT_CAPA8_TDLS_WIDE_BW_ENABLED     BIT(5)
3708 #define WLAN_EXT_CAPA8_OPMODE_NOTIF     BIT(6)
3709
3710 /* Defines the maximal number of MSDUs in an A-MSDU. */
3711 #define WLAN_EXT_CAPA8_MAX_MSDU_IN_AMSDU_LSB    BIT(7)
3712 #define WLAN_EXT_CAPA9_MAX_MSDU_IN_AMSDU_MSB    BIT(0)
3713
3714 /*
3715  * Fine Timing Measurement Initiator - bit 71 of @WLAN_EID_EXT_CAPABILITY
3716  * information element
3717  */
3718 #define WLAN_EXT_CAPA9_FTM_INITIATOR    BIT(7)
3719
3720 /* Defines support for TWT Requester and TWT Responder */
3721 #define WLAN_EXT_CAPA10_TWT_REQUESTER_SUPPORT   BIT(5)
3722 #define WLAN_EXT_CAPA10_TWT_RESPONDER_SUPPORT   BIT(6)
3723
3724 /*
3725  * When set, indicates that the AP is able to tolerate 26-tone RU UL
3726  * OFDMA transmissions using HE TB PPDU from OBSS (not falsely classify the
3727  * 26-tone RU UL OFDMA transmissions as radar pulses).
3728  */
3729 #define WLAN_EXT_CAPA10_OBSS_NARROW_BW_RU_TOLERANCE_SUPPORT BIT(7)
3730
3731 /* Defines support for enhanced multi-bssid advertisement*/
3732 #define WLAN_EXT_CAPA11_EMA_SUPPORT     BIT(3)
3733
3734 /* TDLS specific payload type in the LLC/SNAP header */
3735 #define WLAN_TDLS_SNAP_RFTYPE   0x2
3736
3737 /* BSS Coex IE information field bits */
3738 #define WLAN_BSS_COEX_INFORMATION_REQUEST       BIT(0)
3739
3740 /**
3741  * enum ieee80211_mesh_sync_method - mesh synchronization method identifier
3742  *
3743  * @IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET: the default synchronization method
3744  * @IEEE80211_SYNC_METHOD_VENDOR: a vendor specific synchronization method
3745  *      that will be specified in a vendor specific information element
3746  */
3747 enum ieee80211_mesh_sync_method {
3748         IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET = 1,
3749         IEEE80211_SYNC_METHOD_VENDOR = 255,
3750 };
3751
3752 /**
3753  * enum ieee80211_mesh_path_protocol - mesh path selection protocol identifier
3754  *
3755  * @IEEE80211_PATH_PROTOCOL_HWMP: the default path selection protocol
3756  * @IEEE80211_PATH_PROTOCOL_VENDOR: a vendor specific protocol that will
3757  *      be specified in a vendor specific information element
3758  */
3759 enum ieee80211_mesh_path_protocol {
3760         IEEE80211_PATH_PROTOCOL_HWMP = 1,
3761         IEEE80211_PATH_PROTOCOL_VENDOR = 255,
3762 };
3763
3764 /**
3765  * enum ieee80211_mesh_path_metric - mesh path selection metric identifier
3766  *
3767  * @IEEE80211_PATH_METRIC_AIRTIME: the default path selection metric
3768  * @IEEE80211_PATH_METRIC_VENDOR: a vendor specific metric that will be
3769  *      specified in a vendor specific information element
3770  */
3771 enum ieee80211_mesh_path_metric {
3772         IEEE80211_PATH_METRIC_AIRTIME = 1,
3773         IEEE80211_PATH_METRIC_VENDOR = 255,
3774 };
3775
3776 /**
3777  * enum ieee80211_root_mode_identifier - root mesh STA mode identifier
3778  *
3779  * These attribute are used by dot11MeshHWMPRootMode to set root mesh STA mode
3780  *
3781  * @IEEE80211_ROOTMODE_NO_ROOT: the mesh STA is not a root mesh STA (default)
3782  * @IEEE80211_ROOTMODE_ROOT: the mesh STA is a root mesh STA if greater than
3783  *      this value
3784  * @IEEE80211_PROACTIVE_PREQ_NO_PREP: the mesh STA is a root mesh STA supports
3785  *      the proactive PREQ with proactive PREP subfield set to 0
3786  * @IEEE80211_PROACTIVE_PREQ_WITH_PREP: the mesh STA is a root mesh STA
3787  *      supports the proactive PREQ with proactive PREP subfield set to 1
3788  * @IEEE80211_PROACTIVE_RANN: the mesh STA is a root mesh STA supports
3789  *      the proactive RANN
3790  */
3791 enum ieee80211_root_mode_identifier {
3792         IEEE80211_ROOTMODE_NO_ROOT = 0,
3793         IEEE80211_ROOTMODE_ROOT = 1,
3794         IEEE80211_PROACTIVE_PREQ_NO_PREP = 2,
3795         IEEE80211_PROACTIVE_PREQ_WITH_PREP = 3,
3796         IEEE80211_PROACTIVE_RANN = 4,
3797 };
3798
3799 /*
3800  * IEEE 802.11-2007 7.3.2.9 Country information element
3801  *
3802  * Minimum length is 8 octets, ie len must be evenly
3803  * divisible by 2
3804  */
3805
3806 /* Although the spec says 8 I'm seeing 6 in practice */
3807 #define IEEE80211_COUNTRY_IE_MIN_LEN    6
3808
3809 /* The Country String field of the element shall be 3 octets in length */
3810 #define IEEE80211_COUNTRY_STRING_LEN    3
3811
3812 /*
3813  * For regulatory extension stuff see IEEE 802.11-2007
3814  * Annex I (page 1141) and Annex J (page 1147). Also
3815  * review 7.3.2.9.
3816  *
3817  * When dot11RegulatoryClassesRequired is true and the
3818  * first_channel/reg_extension_id is >= 201 then the IE
3819  * compromises of the 'ext' struct represented below:
3820  *
3821  *  - Regulatory extension ID - when generating IE this just needs
3822  *    to be monotonically increasing for each triplet passed in
3823  *    the IE
3824  *  - Regulatory class - index into set of rules
3825  *  - Coverage class - index into air propagation time (Table 7-27),
3826  *    in microseconds, you can compute the air propagation time from
3827  *    the index by multiplying by 3, so index 10 yields a propagation
3828  *    of 10 us. Valid values are 0-31, values 32-255 are not defined
3829  *    yet. A value of 0 inicates air propagation of <= 1 us.
3830  *
3831  *  See also Table I.2 for Emission limit sets and table
3832  *  I.3 for Behavior limit sets. Table J.1 indicates how to map
3833  *  a reg_class to an emission limit set and behavior limit set.
3834  */
3835 #define IEEE80211_COUNTRY_EXTENSION_ID 201
3836
3837 /*
3838  *  Channels numbers in the IE must be monotonically increasing
3839  *  if dot11RegulatoryClassesRequired is not true.
3840  *
3841  *  If dot11RegulatoryClassesRequired is true consecutive
3842  *  subband triplets following a regulatory triplet shall
3843  *  have monotonically increasing first_channel number fields.
3844  *
3845  *  Channel numbers shall not overlap.
3846  *
3847  *  Note that max_power is signed.
3848  */
3849 struct ieee80211_country_ie_triplet {
3850         union {
3851                 struct {
3852                         u8 first_channel;
3853                         u8 num_channels;
3854                         s8 max_power;
3855                 } __packed chans;
3856                 struct {
3857                         u8 reg_extension_id;
3858                         u8 reg_class;
3859                         u8 coverage_class;
3860                 } __packed ext;
3861         };
3862 } __packed;
3863
3864 enum ieee80211_timeout_interval_type {
3865         WLAN_TIMEOUT_REASSOC_DEADLINE = 1 /* 802.11r */,
3866         WLAN_TIMEOUT_KEY_LIFETIME = 2 /* 802.11r */,
3867         WLAN_TIMEOUT_ASSOC_COMEBACK = 3 /* 802.11w */,
3868 };
3869
3870 /**
3871  * struct ieee80211_timeout_interval_ie - Timeout Interval element
3872  * @type: type, see &enum ieee80211_timeout_interval_type
3873  * @value: timeout interval value
3874  */
3875 struct ieee80211_timeout_interval_ie {
3876         u8 type;
3877         __le32 value;
3878 } __packed;
3879
3880 /**
3881  * enum ieee80211_idle_options - BSS idle options
3882  * @WLAN_IDLE_OPTIONS_PROTECTED_KEEP_ALIVE: the station should send an RSN
3883  *      protected frame to the AP to reset the idle timer at the AP for
3884  *      the station.
3885  */
3886 enum ieee80211_idle_options {
3887         WLAN_IDLE_OPTIONS_PROTECTED_KEEP_ALIVE = BIT(0),
3888 };
3889
3890 /**
3891  * struct ieee80211_bss_max_idle_period_ie
3892  *
3893  * This structure refers to "BSS Max idle period element"
3894  *
3895  * @max_idle_period: indicates the time period during which a station can
3896  *      refrain from transmitting frames to its associated AP without being
3897  *      disassociated. In units of 1000 TUs.
3898  * @idle_options: indicates the options associated with the BSS idle capability
3899  *      as specified in &enum ieee80211_idle_options.
3900  */
3901 struct ieee80211_bss_max_idle_period_ie {
3902         __le16 max_idle_period;
3903         u8 idle_options;
3904 } __packed;
3905
3906 /* BACK action code */
3907 enum ieee80211_back_actioncode {
3908         WLAN_ACTION_ADDBA_REQ = 0,
3909         WLAN_ACTION_ADDBA_RESP = 1,
3910         WLAN_ACTION_DELBA = 2,
3911 };
3912
3913 /* BACK (block-ack) parties */
3914 enum ieee80211_back_parties {
3915         WLAN_BACK_RECIPIENT = 0,
3916         WLAN_BACK_INITIATOR = 1,
3917 };
3918
3919 /* SA Query action */
3920 enum ieee80211_sa_query_action {
3921         WLAN_ACTION_SA_QUERY_REQUEST = 0,
3922         WLAN_ACTION_SA_QUERY_RESPONSE = 1,
3923 };
3924
3925 /**
3926  * struct ieee80211_bssid_index
3927  *
3928  * This structure refers to "Multiple BSSID-index element"
3929  *
3930  * @bssid_index: BSSID index
3931  * @dtim_period: optional, overrides transmitted BSS dtim period
3932  * @dtim_count: optional, overrides transmitted BSS dtim count
3933  */
3934 struct ieee80211_bssid_index {
3935         u8 bssid_index;
3936         u8 dtim_period;
3937         u8 dtim_count;
3938 };
3939
3940 /**
3941  * struct ieee80211_multiple_bssid_configuration
3942  *
3943  * This structure refers to "Multiple BSSID Configuration element"
3944  *
3945  * @bssid_count: total number of active BSSIDs in the set
3946  * @profile_periodicity: the least number of beacon frames need to be received
3947  *      in order to discover all the nontransmitted BSSIDs in the set.
3948  */
3949 struct ieee80211_multiple_bssid_configuration {
3950         u8 bssid_count;
3951         u8 profile_periodicity;
3952 };
3953
3954 #define SUITE(oui, id) (((oui) << 8) | (id))
3955
3956 /* cipher suite selectors */
3957 #define WLAN_CIPHER_SUITE_USE_GROUP     SUITE(0x000FAC, 0)
3958 #define WLAN_CIPHER_SUITE_WEP40         SUITE(0x000FAC, 1)
3959 #define WLAN_CIPHER_SUITE_TKIP          SUITE(0x000FAC, 2)
3960 /* reserved:                            SUITE(0x000FAC, 3) */
3961 #define WLAN_CIPHER_SUITE_CCMP          SUITE(0x000FAC, 4)
3962 #define WLAN_CIPHER_SUITE_WEP104        SUITE(0x000FAC, 5)
3963 #define WLAN_CIPHER_SUITE_AES_CMAC      SUITE(0x000FAC, 6)
3964 #define WLAN_CIPHER_SUITE_GCMP          SUITE(0x000FAC, 8)
3965 #define WLAN_CIPHER_SUITE_GCMP_256      SUITE(0x000FAC, 9)
3966 #define WLAN_CIPHER_SUITE_CCMP_256      SUITE(0x000FAC, 10)
3967 #define WLAN_CIPHER_SUITE_BIP_GMAC_128  SUITE(0x000FAC, 11)
3968 #define WLAN_CIPHER_SUITE_BIP_GMAC_256  SUITE(0x000FAC, 12)
3969 #define WLAN_CIPHER_SUITE_BIP_CMAC_256  SUITE(0x000FAC, 13)
3970
3971 #define WLAN_CIPHER_SUITE_SMS4          SUITE(0x001472, 1)
3972
3973 /* AKM suite selectors */
3974 #define WLAN_AKM_SUITE_8021X                    SUITE(0x000FAC, 1)
3975 #define WLAN_AKM_SUITE_PSK                      SUITE(0x000FAC, 2)
3976 #define WLAN_AKM_SUITE_FT_8021X                 SUITE(0x000FAC, 3)
3977 #define WLAN_AKM_SUITE_FT_PSK                   SUITE(0x000FAC, 4)
3978 #define WLAN_AKM_SUITE_8021X_SHA256             SUITE(0x000FAC, 5)
3979 #define WLAN_AKM_SUITE_PSK_SHA256               SUITE(0x000FAC, 6)
3980 #define WLAN_AKM_SUITE_TDLS                     SUITE(0x000FAC, 7)
3981 #define WLAN_AKM_SUITE_SAE                      SUITE(0x000FAC, 8)
3982 #define WLAN_AKM_SUITE_FT_OVER_SAE              SUITE(0x000FAC, 9)
3983 #define WLAN_AKM_SUITE_AP_PEER_KEY              SUITE(0x000FAC, 10)
3984 #define WLAN_AKM_SUITE_8021X_SUITE_B            SUITE(0x000FAC, 11)
3985 #define WLAN_AKM_SUITE_8021X_SUITE_B_192        SUITE(0x000FAC, 12)
3986 #define WLAN_AKM_SUITE_FT_8021X_SHA384          SUITE(0x000FAC, 13)
3987 #define WLAN_AKM_SUITE_FILS_SHA256              SUITE(0x000FAC, 14)
3988 #define WLAN_AKM_SUITE_FILS_SHA384              SUITE(0x000FAC, 15)
3989 #define WLAN_AKM_SUITE_FT_FILS_SHA256           SUITE(0x000FAC, 16)
3990 #define WLAN_AKM_SUITE_FT_FILS_SHA384           SUITE(0x000FAC, 17)
3991 #define WLAN_AKM_SUITE_OWE                      SUITE(0x000FAC, 18)
3992 #define WLAN_AKM_SUITE_FT_PSK_SHA384            SUITE(0x000FAC, 19)
3993 #define WLAN_AKM_SUITE_PSK_SHA384               SUITE(0x000FAC, 20)
3994
3995 #define WLAN_AKM_SUITE_WFA_DPP                  SUITE(WLAN_OUI_WFA, 2)
3996
3997 #define WLAN_MAX_KEY_LEN                32
3998
3999 #define WLAN_PMK_NAME_LEN               16
4000 #define WLAN_PMKID_LEN                  16
4001 #define WLAN_PMK_LEN_EAP_LEAP           16
4002 #define WLAN_PMK_LEN                    32
4003 #define WLAN_PMK_LEN_SUITE_B_192        48
4004
4005 #define WLAN_OUI_WFA                    0x506f9a
4006 #define WLAN_OUI_TYPE_WFA_P2P           9
4007 #define WLAN_OUI_TYPE_WFA_DPP           0x1A
4008 #define WLAN_OUI_MICROSOFT              0x0050f2
4009 #define WLAN_OUI_TYPE_MICROSOFT_WPA     1
4010 #define WLAN_OUI_TYPE_MICROSOFT_WMM     2
4011 #define WLAN_OUI_TYPE_MICROSOFT_WPS     4
4012 #define WLAN_OUI_TYPE_MICROSOFT_TPC     8
4013
4014 /*
4015  * WMM/802.11e Tspec Element
4016  */
4017 #define IEEE80211_WMM_IE_TSPEC_TID_MASK         0x0F
4018 #define IEEE80211_WMM_IE_TSPEC_TID_SHIFT        1
4019
4020 enum ieee80211_tspec_status_code {
4021         IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED = 0,
4022         IEEE80211_TSPEC_STATUS_ADDTS_INVAL_PARAMS = 0x1,
4023 };
4024
4025 struct ieee80211_tspec_ie {
4026         u8 element_id;
4027         u8 len;
4028         u8 oui[3];
4029         u8 oui_type;
4030         u8 oui_subtype;
4031         u8 version;
4032         __le16 tsinfo;
4033         u8 tsinfo_resvd;
4034         __le16 nominal_msdu;
4035         __le16 max_msdu;
4036         __le32 min_service_int;
4037         __le32 max_service_int;
4038         __le32 inactivity_int;
4039         __le32 suspension_int;
4040         __le32 service_start_time;
4041         __le32 min_data_rate;
4042         __le32 mean_data_rate;
4043         __le32 peak_data_rate;
4044         __le32 max_burst_size;
4045         __le32 delay_bound;
4046         __le32 min_phy_rate;
4047         __le16 sba;
4048         __le16 medium_time;
4049 } __packed;
4050
4051 struct ieee80211_he_6ghz_capa {
4052         /* uses IEEE80211_HE_6GHZ_CAP_* below */
4053         __le16 capa;
4054 } __packed;
4055
4056 /* HE 6 GHz band capabilities */
4057 /* uses enum ieee80211_min_mpdu_spacing values */
4058 #define IEEE80211_HE_6GHZ_CAP_MIN_MPDU_START    0x0007
4059 /* uses enum ieee80211_vht_max_ampdu_length_exp values */
4060 #define IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP 0x0038
4061 /* uses IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_* values */
4062 #define IEEE80211_HE_6GHZ_CAP_MAX_MPDU_LEN      0x00c0
4063 /* WLAN_HT_CAP_SM_PS_* values */
4064 #define IEEE80211_HE_6GHZ_CAP_SM_PS             0x0600
4065 #define IEEE80211_HE_6GHZ_CAP_RD_RESPONDER      0x0800
4066 #define IEEE80211_HE_6GHZ_CAP_RX_ANTPAT_CONS    0x1000
4067 #define IEEE80211_HE_6GHZ_CAP_TX_ANTPAT_CONS    0x2000
4068
4069 /**
4070  * ieee80211_get_qos_ctl - get pointer to qos control bytes
4071  * @hdr: the frame
4072  *
4073  * The qos ctrl bytes come after the frame_control, duration, seq_num
4074  * and 3 or 4 addresses of length ETH_ALEN. Checks frame_control to choose
4075  * between struct ieee80211_qos_hdr_4addr and struct ieee80211_qos_hdr.
4076  */
4077 static inline u8 *ieee80211_get_qos_ctl(struct ieee80211_hdr *hdr)
4078 {
4079         union {
4080                 struct ieee80211_qos_hdr        addr3;
4081                 struct ieee80211_qos_hdr_4addr  addr4;
4082         } *qos;
4083
4084         qos = (void *)hdr;
4085         if (ieee80211_has_a4(qos->addr3.frame_control))
4086                 return (u8 *)&qos->addr4.qos_ctrl;
4087         else
4088                 return (u8 *)&qos->addr3.qos_ctrl;
4089 }
4090
4091 /**
4092  * ieee80211_get_tid - get qos TID
4093  * @hdr: the frame
4094  */
4095 static inline u8 ieee80211_get_tid(struct ieee80211_hdr *hdr)
4096 {
4097         u8 *qc = ieee80211_get_qos_ctl(hdr);
4098
4099         return qc[0] & IEEE80211_QOS_CTL_TID_MASK;
4100 }
4101
4102 /**
4103  * ieee80211_get_SA - get pointer to SA
4104  * @hdr: the frame
4105  *
4106  * Given an 802.11 frame, this function returns the offset
4107  * to the source address (SA). It does not verify that the
4108  * header is long enough to contain the address, and the
4109  * header must be long enough to contain the frame control
4110  * field.
4111  */
4112 static inline u8 *ieee80211_get_SA(struct ieee80211_hdr *hdr)
4113 {
4114         if (ieee80211_has_a4(hdr->frame_control))
4115                 return hdr->addr4;
4116         if (ieee80211_has_fromds(hdr->frame_control))
4117                 return hdr->addr3;
4118         return hdr->addr2;
4119 }
4120
4121 /**
4122  * ieee80211_is_bufferable_mmpdu - check if frame is bufferable MMPDU
4123  * @skb: the skb to check, starting with the 802.11 header
4124  */
4125 static inline bool ieee80211_is_bufferable_mmpdu(struct ieee80211_hdr *hdr, size_t len)
4126 {
4127         struct ieee80211_mgmt *mgmt = (void *)hdr;
4128         __le16 fc = mgmt->frame_control;
4129
4130         /*
4131          * IEEE 802.11 REVme D2.0 definition of bufferable MMPDU;
4132          * note that this ignores the IBSS special case.
4133          */
4134         if (!ieee80211_is_mgmt(fc))
4135                 return false;
4136
4137         if (ieee80211_is_disassoc(fc) || ieee80211_is_deauth(fc))
4138                 return true;
4139
4140         if (!ieee80211_is_action(fc))
4141                 return false;
4142
4143         if (len < offsetofend(typeof(*mgmt), u.action.u.ftm.action_code))
4144                 return true;
4145
4146         /* action frame - additionally check for non-bufferable FTM */
4147
4148         if (mgmt->u.action.category != WLAN_CATEGORY_PUBLIC &&
4149             mgmt->u.action.category != WLAN_CATEGORY_PROTECTED_DUAL_OF_ACTION)
4150                 return true;
4151
4152         if (mgmt->u.action.u.ftm.action_code == WLAN_PUB_ACTION_FTM_REQUEST ||
4153             mgmt->u.action.u.ftm.action_code == WLAN_PUB_ACTION_FTM_RESPONSE)
4154                 return false;
4155
4156         return true;
4157 }
4158
4159 /**
4160  * ieee80211_get_DA - get pointer to DA
4161  * @hdr: the frame
4162  *
4163  * Given an 802.11 frame, this function returns the offset
4164  * to the destination address (DA). It does not verify that
4165  * the header is long enough to contain the address, and the
4166  * header must be long enough to contain the frame control
4167  * field.
4168  */
4169 static inline u8 *ieee80211_get_DA(struct ieee80211_hdr *hdr)
4170 {
4171         if (ieee80211_has_tods(hdr->frame_control))
4172                 return hdr->addr3;
4173         else
4174                 return hdr->addr1;
4175 }
4176
4177 /**
4178  * ieee80211_is_robust_mgmt_frame - check if frame is a robust management frame
4179  * @hdr: the frame (buffer must include at least the first octet of payload)
4180  */
4181 static inline bool ieee80211_is_robust_mgmt_frame(struct ieee80211_hdr *hdr)
4182 {
4183         if (ieee80211_is_disassoc(hdr->frame_control) ||
4184             ieee80211_is_deauth(hdr->frame_control))
4185                 return true;
4186
4187         if (ieee80211_is_action(hdr->frame_control)) {
4188                 u8 *category;
4189
4190                 /*
4191                  * Action frames, excluding Public Action frames, are Robust
4192                  * Management Frames. However, if we are looking at a Protected
4193                  * frame, skip the check since the data may be encrypted and
4194                  * the frame has already been found to be a Robust Management
4195                  * Frame (by the other end).
4196                  */
4197                 if (ieee80211_has_protected(hdr->frame_control))
4198                         return true;
4199                 category = ((u8 *) hdr) + 24;
4200                 return *category != WLAN_CATEGORY_PUBLIC &&
4201                         *category != WLAN_CATEGORY_HT &&
4202                         *category != WLAN_CATEGORY_WNM_UNPROTECTED &&
4203                         *category != WLAN_CATEGORY_SELF_PROTECTED &&
4204                         *category != WLAN_CATEGORY_UNPROT_DMG &&
4205                         *category != WLAN_CATEGORY_VHT &&
4206                         *category != WLAN_CATEGORY_S1G &&
4207                         *category != WLAN_CATEGORY_VENDOR_SPECIFIC;
4208         }
4209
4210         return false;
4211 }
4212
4213 /**
4214  * ieee80211_is_public_action - check if frame is a public action frame
4215  * @hdr: the frame
4216  * @len: length of the frame
4217  */
4218 static inline bool ieee80211_is_public_action(struct ieee80211_hdr *hdr,
4219                                               size_t len)
4220 {
4221         struct ieee80211_mgmt *mgmt = (void *)hdr;
4222
4223         if (len < IEEE80211_MIN_ACTION_SIZE)
4224                 return false;
4225         if (!ieee80211_is_action(hdr->frame_control))
4226                 return false;
4227         return mgmt->u.action.category == WLAN_CATEGORY_PUBLIC;
4228 }
4229
4230 static inline bool is_multicast_ether_addr(const u8 *a)
4231 {
4232         return 0x01 & a[0];
4233 }
4234
4235 /**
4236  * _ieee80211_is_group_privacy_action - check if frame is a group addressed
4237  * privacy action frame
4238  * @hdr: the frame
4239  */
4240 static inline bool ieee80211_is_group_privacy_action(struct ieee80211_hdr *hdr)
4241 {
4242         struct ieee80211_mgmt *mgmt = (void *)hdr;
4243
4244         if (!ieee80211_is_action(hdr->frame_control) ||
4245             !is_multicast_ether_addr(hdr->addr1))
4246                 return false;
4247
4248         return mgmt->u.action.category == WLAN_CATEGORY_MESH_ACTION ||
4249                mgmt->u.action.category == WLAN_CATEGORY_MULTIHOP_ACTION;
4250 }
4251
4252 /**
4253  * ieee80211_tu_to_usec - convert time units (TU) to microseconds
4254  * @tu: the TUs
4255  */
4256 static inline unsigned long ieee80211_tu_to_usec(unsigned long tu)
4257 {
4258         return 1024 * tu;
4259 }
4260
4261 /**
4262  * ieee80211_check_tim - check if AID bit is set in TIM
4263  * @tim: the TIM IE
4264  * @tim_len: length of the TIM IE
4265  * @aid: the AID to look for
4266  */
4267 static inline bool ieee80211_check_tim(const struct ieee80211_tim_ie *tim,
4268                                        u8 tim_len, u16 aid)
4269 {
4270         u8 mask;
4271         u8 indexn0, indexn1, indexn2;
4272
4273         if (unlikely(!tim || tim_len < sizeof(*tim)))
4274                 return false;
4275
4276         aid &= 0x3fff;
4277         indexn0 = aid / 8;
4278         mask  = 1 << (aid & 7);
4279
4280         indexn1 = tim->bitmap_ctrl & 0xfe;
4281         indexn2 = tim_len + indexn1 - 4;
4282
4283         if (indexn0 < indexn1 || indexn0 > indexn2)
4284                 return false;
4285
4286         indexn0 -= indexn1;
4287
4288         return !!(tim->virtual_map[indexn0] & mask);
4289 }
4290
4291 /* convert time units */
4292 #define TU_TO_JIFFIES(x)       (usecs_to_jiffies((x) * 1024))
4293 #define TU_TO_EXP_TIME(x)      (jiffies + TU_TO_JIFFIES(x))
4294
4295 static inline bool ieee80211_is_timing_measurement(struct ieee80211_hdr *hdr, size_t len)
4296 {
4297         struct ieee80211_mgmt *mgmt = (void *)hdr;
4298
4299         if (len < IEEE80211_MIN_ACTION_SIZE)
4300                 return false;
4301
4302         if (!ieee80211_is_action(hdr->frame_control))
4303                 return false;
4304
4305         if (mgmt->u.action.category == WLAN_CATEGORY_WNM_UNPROTECTED &&
4306             mgmt->u.action.u.wnm_timing_msr.action_code ==
4307                 WLAN_UNPROTECTED_WNM_ACTION_TIMING_MEASUREMENT_RESPONSE &&
4308             len >= offsetofend(typeof(*mgmt), u.action.u.wnm_timing_msr))
4309                 return true;
4310
4311         return false;
4312 }
4313
4314 static inline bool ieee80211_is_ftm(struct ieee80211_hdr *hdr, size_t len)
4315 {
4316         struct ieee80211_mgmt *mgmt = (void *)hdr;
4317
4318         if (!ieee80211_is_public_action((void *)mgmt, len))
4319                 return false;
4320
4321         if (mgmt->u.action.u.ftm.action_code ==
4322                 WLAN_PUB_ACTION_FTM_RESPONSE &&
4323             len >= offsetofend(typeof(*mgmt), u.action.u.ftm))
4324                 return true;
4325
4326         return false;
4327 }
4328
4329 struct element {
4330         u8 id;
4331         u8 datalen;
4332         u8 data[];
4333 } __packed;
4334
4335 /* element iteration helpers */
4336 #define for_each_element(_elem, _data, _datalen)                        \
4337         for (_elem = (const struct element *)(_data);                   \
4338              (const u8 *)(_data) + (_datalen) - (const u8 *)_elem >=    \
4339                 (int)sizeof(*_elem) &&                                  \
4340              (const u8 *)(_data) + (_datalen) - (const u8 *)_elem >=    \
4341                 (int)sizeof(*_elem) + _elem->datalen;                   \
4342              _elem = (const struct element *)(_elem->data + _elem->datalen))
4343
4344 #define for_each_element_id(element, _id, data, datalen)                \
4345         for_each_element(element, data, datalen)                        \
4346                 if (element->id == (_id))
4347
4348 #define for_each_element_extid(element, extid, _data, _datalen)         \
4349         for_each_element(element, _data, _datalen)                      \
4350                 if (element->id == WLAN_EID_EXTENSION &&                \
4351                     element->datalen > 0 &&                             \
4352                     element->data[0] == (extid))
4353
4354 #define for_each_subelement(sub, element)                               \
4355         for_each_element(sub, (element)->data, (element)->datalen)
4356
4357 #define for_each_subelement_id(sub, id, element)                        \
4358         for_each_element_id(sub, id, (element)->data, (element)->datalen)
4359
4360 #define for_each_subelement_extid(sub, extid, element)                  \
4361         for_each_element_extid(sub, extid, (element)->data, (element)->datalen)
4362
4363 /* convert frequencies */
4364 #define MHZ_TO_KHZ(freq) ((freq) * 1000)
4365 #define KHZ_TO_MHZ(freq) ((freq) / 1000)
4366 #define PR_KHZ(f) KHZ_TO_MHZ(f), f % 1000
4367 #define KHZ_F "%d.%03d"
4368
4369 /* convert powers */
4370 #define DBI_TO_MBI(gain) ((gain) * 100)
4371 #define MBI_TO_DBI(gain) ((gain) / 100)
4372 #define DBM_TO_MBM(gain) ((gain) * 100)
4373 #define MBM_TO_DBM(gain) ((gain) / 100)
4374
4375 /**
4376  * for_each_element_completed - determine if element parsing consumed all data
4377  * @element: element pointer after for_each_element() or friends
4378  * @data: same data pointer as passed to for_each_element() or friends
4379  * @datalen: same data length as passed to for_each_element() or friends
4380  *
4381  * This function returns %true if all the data was parsed or considered
4382  * while walking the elements. Only use this if your for_each_element()
4383  * loop cannot be broken out of, otherwise it always returns %false.
4384  *
4385  * If some data was malformed, this returns %false since the last parsed
4386  * element will not fill the whole remaining data.
4387  */
4388 static inline bool for_each_element_completed(const struct element *element,
4389                                               const void *data, size_t datalen)
4390 {
4391         return (const u8 *)element == (const u8 *)data + datalen;
4392 }
4393
4394 /**
4395  * RSNX Capabilities:
4396  * bits 0-3: Field length (n-1)
4397  */
4398 #define WLAN_RSNX_CAPA_PROTECTED_TWT BIT(4)
4399 #define WLAN_RSNX_CAPA_SAE_H2E BIT(5)
4400
4401 /*
4402  * reduced neighbor report, based on Draft P802.11ax_D6.1,
4403  * section 9.4.2.170 and accepted contributions.
4404  */
4405 #define IEEE80211_AP_INFO_TBTT_HDR_TYPE                         0x03
4406 #define IEEE80211_AP_INFO_TBTT_HDR_FILTERED                     0x04
4407 #define IEEE80211_AP_INFO_TBTT_HDR_COLOC                        0x08
4408 #define IEEE80211_AP_INFO_TBTT_HDR_COUNT                        0xF0
4409 #define IEEE80211_TBTT_INFO_OFFSET_BSSID_BSS_PARAM              9
4410 #define IEEE80211_TBTT_INFO_OFFSET_BSSID_SSSID_BSS_PARAM        13
4411
4412 #define IEEE80211_RNR_TBTT_PARAMS_OCT_RECOMMENDED               0x01
4413 #define IEEE80211_RNR_TBTT_PARAMS_SAME_SSID                     0x02
4414 #define IEEE80211_RNR_TBTT_PARAMS_MULTI_BSSID                   0x04
4415 #define IEEE80211_RNR_TBTT_PARAMS_TRANSMITTED_BSSID             0x08
4416 #define IEEE80211_RNR_TBTT_PARAMS_COLOC_ESS                     0x10
4417 #define IEEE80211_RNR_TBTT_PARAMS_PROBE_ACTIVE                  0x20
4418 #define IEEE80211_RNR_TBTT_PARAMS_COLOC_AP                      0x40
4419
4420 struct ieee80211_neighbor_ap_info {
4421         u8 tbtt_info_hdr;
4422         u8 tbtt_info_len;
4423         u8 op_class;
4424         u8 channel;
4425 } __packed;
4426
4427 enum ieee80211_range_params_max_total_ltf {
4428         IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_4 = 0,
4429         IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_8,
4430         IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_16,
4431         IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_UNSPECIFIED,
4432 };
4433
4434 /* multi-link device */
4435 #define IEEE80211_MLD_MAX_NUM_LINKS     15
4436
4437 #define IEEE80211_ML_CONTROL_TYPE                       0x0007
4438 #define IEEE80211_ML_CONTROL_TYPE_BASIC                 0
4439 #define IEEE80211_ML_CONTROL_TYPE_PREQ                  1
4440 #define IEEE80211_ML_CONTROL_TYPE_RECONF                2
4441 #define IEEE80211_ML_CONTROL_TYPE_TDLS                  3
4442 #define IEEE80211_ML_CONTROL_TYPE_PRIO_ACCESS           4
4443 #define IEEE80211_ML_CONTROL_PRESENCE_MASK              0xfff0
4444
4445 struct ieee80211_multi_link_elem {
4446         __le16 control;
4447         u8 variable[];
4448 } __packed;
4449
4450 #define IEEE80211_MLC_BASIC_PRES_LINK_ID                0x0010
4451 #define IEEE80211_MLC_BASIC_PRES_BSS_PARAM_CH_CNT       0x0020
4452 #define IEEE80211_MLC_BASIC_PRES_MED_SYNC_DELAY         0x0040
4453 #define IEEE80211_MLC_BASIC_PRES_EML_CAPA               0x0080
4454 #define IEEE80211_MLC_BASIC_PRES_MLD_CAPA_OP            0x0100
4455 #define IEEE80211_MLC_BASIC_PRES_MLD_ID                 0x0200
4456
4457 #define IEEE80211_MED_SYNC_DELAY_DURATION               0x00ff
4458 #define IEEE80211_MED_SYNC_DELAY_SYNC_OFDM_ED_THRESH    0x0f00
4459 #define IEEE80211_MED_SYNC_DELAY_SYNC_MAX_NUM_TXOPS     0xf000
4460
4461 #define IEEE80211_EML_CAP_EMLSR_SUPP                    0x0001
4462 #define IEEE80211_EML_CAP_EMLSR_PADDING_DELAY           0x000e
4463 #define  IEEE80211_EML_CAP_EMLSR_PADDING_DELAY_0US              0
4464 #define  IEEE80211_EML_CAP_EMLSR_PADDING_DELAY_32US             1
4465 #define  IEEE80211_EML_CAP_EMLSR_PADDING_DELAY_64US             2
4466 #define  IEEE80211_EML_CAP_EMLSR_PADDING_DELAY_128US            3
4467 #define  IEEE80211_EML_CAP_EMLSR_PADDING_DELAY_256US            4
4468 #define IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY        0x0070
4469 #define  IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_0US           0
4470 #define  IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_16US          1
4471 #define  IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_32US          2
4472 #define  IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_64US          3
4473 #define  IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_128US         4
4474 #define  IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_256US         5
4475 #define IEEE80211_EML_CAP_EMLMR_SUPPORT                 0x0080
4476 #define IEEE80211_EML_CAP_EMLMR_DELAY                   0x0700
4477 #define  IEEE80211_EML_CAP_EMLMR_DELAY_0US                      0
4478 #define  IEEE80211_EML_CAP_EMLMR_DELAY_32US                     1
4479 #define  IEEE80211_EML_CAP_EMLMR_DELAY_64US                     2
4480 #define  IEEE80211_EML_CAP_EMLMR_DELAY_128US                    3
4481 #define  IEEE80211_EML_CAP_EMLMR_DELAY_256US                    4
4482 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT            0x7800
4483 #define  IEEE80211_EML_CAP_TRANSITION_TIMEOUT_0                 0
4484 #define  IEEE80211_EML_CAP_TRANSITION_TIMEOUT_128US             1
4485 #define  IEEE80211_EML_CAP_TRANSITION_TIMEOUT_256US             2
4486 #define  IEEE80211_EML_CAP_TRANSITION_TIMEOUT_512US             3
4487 #define  IEEE80211_EML_CAP_TRANSITION_TIMEOUT_1TU               4
4488 #define  IEEE80211_EML_CAP_TRANSITION_TIMEOUT_2TU               5
4489 #define  IEEE80211_EML_CAP_TRANSITION_TIMEOUT_4TU               6
4490 #define  IEEE80211_EML_CAP_TRANSITION_TIMEOUT_8TU               7
4491 #define  IEEE80211_EML_CAP_TRANSITION_TIMEOUT_16TU              8
4492 #define  IEEE80211_EML_CAP_TRANSITION_TIMEOUT_32TU              9
4493 #define  IEEE80211_EML_CAP_TRANSITION_TIMEOUT_64TU              10
4494 #define  IEEE80211_EML_CAP_TRANSITION_TIMEOUT_128TU             11
4495
4496 #define IEEE80211_MLD_CAP_OP_MAX_SIMUL_LINKS            0x000f
4497 #define IEEE80211_MLD_CAP_OP_SRS_SUPPORT                0x0010
4498 #define IEEE80211_MLD_CAP_OP_TID_TO_LINK_MAP_NEG_SUPP   0x0060
4499 #define IEEE80211_MLD_CAP_OP_FREQ_SEP_TYPE_IND          0x0f80
4500 #define IEEE80211_MLD_CAP_OP_AAR_SUPPORT                0x1000
4501
4502 struct ieee80211_mle_basic_common_info {
4503         u8 len;
4504         u8 mld_mac_addr[6];
4505         u8 variable[];
4506 } __packed;
4507
4508 #define IEEE80211_MLC_PREQ_PRES_MLD_ID                  0x0010
4509
4510 struct ieee80211_mle_preq_common_info {
4511         u8 len;
4512         u8 variable[];
4513 } __packed;
4514
4515 #define IEEE80211_MLC_RECONF_PRES_MLD_MAC_ADDR          0x0010
4516
4517 /* no fixed fields in RECONF */
4518
4519 struct ieee80211_mle_tdls_common_info {
4520         u8 len;
4521         u8 ap_mld_mac_addr[6];
4522 } __packed;
4523
4524 #define IEEE80211_MLC_PRIO_ACCESS_PRES_AP_MLD_MAC_ADDR  0x0010
4525
4526 /* no fixed fields in PRIO_ACCESS */
4527
4528 /**
4529  * ieee80211_mle_common_size - check multi-link element common size
4530  * @data: multi-link element, must already be checked for size using
4531  *      ieee80211_mle_size_ok()
4532  */
4533 static inline u8 ieee80211_mle_common_size(const u8 *data)
4534 {
4535         const struct ieee80211_multi_link_elem *mle = (const void *)data;
4536         u16 control = le16_to_cpu(mle->control);
4537         u8 common = 0;
4538
4539         switch (u16_get_bits(control, IEEE80211_ML_CONTROL_TYPE)) {
4540         case IEEE80211_ML_CONTROL_TYPE_BASIC:
4541         case IEEE80211_ML_CONTROL_TYPE_PREQ:
4542         case IEEE80211_ML_CONTROL_TYPE_TDLS:
4543                 /*
4544                  * The length is the first octet pointed by mle->variable so no
4545                  * need to add anything
4546                  */
4547                 break;
4548         case IEEE80211_ML_CONTROL_TYPE_RECONF:
4549                 if (control & IEEE80211_MLC_RECONF_PRES_MLD_MAC_ADDR)
4550                         common += 6;
4551                 return common;
4552         case IEEE80211_ML_CONTROL_TYPE_PRIO_ACCESS:
4553                 if (control & IEEE80211_MLC_PRIO_ACCESS_PRES_AP_MLD_MAC_ADDR)
4554                         common += 6;
4555                 return common;
4556         default:
4557                 return 0;
4558         }
4559
4560         return sizeof(*mle) + common + mle->variable[0];
4561 }
4562
4563 /**
4564  * ieee80211_mle_size_ok - validate multi-link element size
4565  * @data: pointer to the element data
4566  * @len: length of the containing element
4567  */
4568 static inline bool ieee80211_mle_size_ok(const u8 *data, size_t len)
4569 {
4570         const struct ieee80211_multi_link_elem *mle = (const void *)data;
4571         u8 fixed = sizeof(*mle);
4572         u8 common = 0;
4573         bool check_common_len = false;
4574         u16 control;
4575
4576         if (len < fixed)
4577                 return false;
4578
4579         control = le16_to_cpu(mle->control);
4580
4581         switch (u16_get_bits(control, IEEE80211_ML_CONTROL_TYPE)) {
4582         case IEEE80211_ML_CONTROL_TYPE_BASIC:
4583                 common += sizeof(struct ieee80211_mle_basic_common_info);
4584                 check_common_len = true;
4585                 if (control & IEEE80211_MLC_BASIC_PRES_LINK_ID)
4586                         common += 1;
4587                 if (control & IEEE80211_MLC_BASIC_PRES_BSS_PARAM_CH_CNT)
4588                         common += 1;
4589                 if (control & IEEE80211_MLC_BASIC_PRES_MED_SYNC_DELAY)
4590                         common += 2;
4591                 if (control & IEEE80211_MLC_BASIC_PRES_EML_CAPA)
4592                         common += 2;
4593                 if (control & IEEE80211_MLC_BASIC_PRES_MLD_CAPA_OP)
4594                         common += 2;
4595                 if (control & IEEE80211_MLC_BASIC_PRES_MLD_ID)
4596                         common += 1;
4597                 break;
4598         case IEEE80211_ML_CONTROL_TYPE_PREQ:
4599                 common += sizeof(struct ieee80211_mle_preq_common_info);
4600                 if (control & IEEE80211_MLC_PREQ_PRES_MLD_ID)
4601                         common += 1;
4602                 check_common_len = true;
4603                 break;
4604         case IEEE80211_ML_CONTROL_TYPE_RECONF:
4605                 if (control & IEEE80211_MLC_RECONF_PRES_MLD_MAC_ADDR)
4606                         common += 6;
4607                 break;
4608         case IEEE80211_ML_CONTROL_TYPE_TDLS:
4609                 common += sizeof(struct ieee80211_mle_tdls_common_info);
4610                 check_common_len = true;
4611                 break;
4612         case IEEE80211_ML_CONTROL_TYPE_PRIO_ACCESS:
4613                 if (control & IEEE80211_MLC_PRIO_ACCESS_PRES_AP_MLD_MAC_ADDR)
4614                         common += 6;
4615                 break;
4616         default:
4617                 /* we don't know this type */
4618                 return true;
4619         }
4620
4621         if (len < fixed + common)
4622                 return false;
4623
4624         if (!check_common_len)
4625                 return true;
4626
4627         /* if present, common length is the first octet there */
4628         return mle->variable[0] >= common;
4629 }
4630
4631 enum ieee80211_mle_subelems {
4632         IEEE80211_MLE_SUBELEM_PER_STA_PROFILE           = 0,
4633         IEEE80211_MLE_SUBELEM_FRAGMENT                  = 254,
4634 };
4635
4636 #define IEEE80211_MLE_STA_CONTROL_LINK_ID                       0x000f
4637 #define IEEE80211_MLE_STA_CONTROL_COMPLETE_PROFILE              0x0010
4638 #define IEEE80211_MLE_STA_CONTROL_STA_MAC_ADDR_PRESENT          0x0020
4639 #define IEEE80211_MLE_STA_CONTROL_BEACON_INT_PRESENT            0x0040
4640 #define IEEE80211_MLE_STA_CONTROL_TSF_OFFS_PRESENT              0x0080
4641 #define IEEE80211_MLE_STA_CONTROL_DTIM_INFO_PRESENT             0x0100
4642 #define IEEE80211_MLE_STA_CONTROL_NSTR_LINK_PAIR_PRESENT        0x0200
4643 #define IEEE80211_MLE_STA_CONTROL_NSTR_BITMAP_SIZE              0x0400
4644 #define IEEE80211_MLE_STA_CONTROL_BSS_PARAM_CHANGE_CNT_PRESENT  0x0800
4645
4646 struct ieee80211_mle_per_sta_profile {
4647         __le16 control;
4648         u8 sta_info_len;
4649         u8 variable[];
4650 } __packed;
4651
4652 /**
4653  * ieee80211_mle_sta_prof_size_ok - validate multi-link element sta profile size
4654  * @data: pointer to the sub element data
4655  * @len: length of the containing sub element
4656  */
4657 static inline bool ieee80211_mle_sta_prof_size_ok(const u8 *data, size_t len)
4658 {
4659         const struct ieee80211_mle_per_sta_profile *prof = (const void *)data;
4660         u16 control;
4661         u8 fixed = sizeof(*prof);
4662         u8 info_len = 1;
4663
4664         if (len < fixed)
4665                 return false;
4666
4667         control = le16_to_cpu(prof->control);
4668
4669         if (control & IEEE80211_MLE_STA_CONTROL_STA_MAC_ADDR_PRESENT)
4670                 info_len += 6;
4671         if (control & IEEE80211_MLE_STA_CONTROL_BEACON_INT_PRESENT)
4672                 info_len += 2;
4673         if (control & IEEE80211_MLE_STA_CONTROL_TSF_OFFS_PRESENT)
4674                 info_len += 8;
4675         if (control & IEEE80211_MLE_STA_CONTROL_DTIM_INFO_PRESENT)
4676                 info_len += 2;
4677         if (control & IEEE80211_MLE_STA_CONTROL_BSS_PARAM_CHANGE_CNT_PRESENT)
4678                 info_len += 1;
4679
4680         if (control & IEEE80211_MLE_STA_CONTROL_COMPLETE_PROFILE &&
4681             control & IEEE80211_MLE_STA_CONTROL_NSTR_BITMAP_SIZE) {
4682                 if (control & IEEE80211_MLE_STA_CONTROL_NSTR_BITMAP_SIZE)
4683                         info_len += 2;
4684                 else
4685                         info_len += 1;
4686         }
4687
4688         return prof->sta_info_len >= info_len &&
4689                fixed + prof->sta_info_len <= len;
4690 }
4691
4692 #define for_each_mle_subelement(_elem, _data, _len)                     \
4693         if (ieee80211_mle_size_ok(_data, _len))                         \
4694                 for_each_element(_elem,                                 \
4695                                  _data + ieee80211_mle_common_size(_data),\
4696                                  _len - ieee80211_mle_common_size(_data))
4697
4698 #endif /* __LINUX_IEEE80211_H */