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 - 2020 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_CTL_EXT         0x0060
  73 #define IEEE80211_STYPE_BACK_REQ        0x0080
  74 #define IEEE80211_STYPE_BACK            0x0090
  75 #define IEEE80211_STYPE_PSPOLL          0x00A0
  76 #define IEEE80211_STYPE_RTS             0x00B0
  77 #define IEEE80211_STYPE_CTS             0x00C0
  78 #define IEEE80211_STYPE_ACK             0x00D0
  79 #define IEEE80211_STYPE_CFEND           0x00E0
  80 #define IEEE80211_STYPE_CFENDACK        0x00F0
  81
  82 /* data */
  83 #define IEEE80211_STYPE_DATA                    0x0000
  84 #define IEEE80211_STYPE_DATA_CFACK              0x0010
  85 #define IEEE80211_STYPE_DATA_CFPOLL             0x0020
  86 #define IEEE80211_STYPE_DATA_CFACKPOLL          0x0030
  87 #define IEEE80211_STYPE_NULLFUNC                0x0040
  88 #define IEEE80211_STYPE_CFACK                   0x0050
  89 #define IEEE80211_STYPE_CFPOLL                  0x0060
  90 #define IEEE80211_STYPE_CFACKPOLL               0x0070
  91 #define IEEE80211_STYPE_QOS_DATA                0x0080
  92 #define IEEE80211_STYPE_QOS_DATA_CFACK          0x0090
  93 #define IEEE80211_STYPE_QOS_DATA_CFPOLL         0x00A0
  94 #define IEEE80211_STYPE_QOS_DATA_CFACKPOLL      0x00B0
  95 #define IEEE80211_STYPE_QOS_NULLFUNC            0x00C0
  96 #define IEEE80211_STYPE_QOS_CFACK               0x00D0
  97 #define IEEE80211_STYPE_QOS_CFPOLL              0x00E0
  98 #define IEEE80211_STYPE_QOS_CFACKPOLL           0x00F0
  99
 100 /* extension, added by 802.11ad */
 101 #define IEEE80211_STYPE_DMG_BEACON              0x0000
 102
 103 /* control extension - for IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTL_EXT */
 104 #define IEEE80211_CTL_EXT_POLL          0x2000
 105 #define IEEE80211_CTL_EXT_SPR           0x3000
 106 #define IEEE80211_CTL_EXT_GRANT 0x4000
 107 #define IEEE80211_CTL_EXT_DMG_CTS       0x5000
 108 #define IEEE80211_CTL_EXT_DMG_DTS       0x6000
 109 #define IEEE80211_CTL_EXT_SSW           0x8000
 110 #define IEEE80211_CTL_EXT_SSW_FBACK     0x9000
 111 #define IEEE80211_CTL_EXT_SSW_ACK       0xa000
 112
 113
 114 #define IEEE80211_SN_MASK               ((IEEE80211_SCTL_SEQ) >> 4)
 115 #define IEEE80211_MAX_SN                IEEE80211_SN_MASK
 116 #define IEEE80211_SN_MODULO             (IEEE80211_MAX_SN + 1)
 117
 118 static inline bool ieee80211_sn_less(u16 sn1, u16 sn2)
 119 {
 120         return ((sn1 - sn2) & IEEE80211_SN_MASK) > (IEEE80211_SN_MODULO >> 1);
 121 }
 122
 123 static inline u16 ieee80211_sn_add(u16 sn1, u16 sn2)
 124 {
 125         return (sn1 + sn2) & IEEE80211_SN_MASK;
 126 }
 127
 128 static inline u16 ieee80211_sn_inc(u16 sn)
 129 {
 130         return ieee80211_sn_add(sn, 1);
 131 }
 132
 133 static inline u16 ieee80211_sn_sub(u16 sn1, u16 sn2)
 134 {
 135         return (sn1 - sn2) & IEEE80211_SN_MASK;
 136 }
 137
 138 #define IEEE80211_SEQ_TO_SN(seq)        (((seq) & IEEE80211_SCTL_SEQ) >> 4)
 139 #define IEEE80211_SN_TO_SEQ(ssn)        (((ssn) << 4) & IEEE80211_SCTL_SEQ)
 140
 141 /* miscellaneous IEEE 802.11 constants */
 142 #define IEEE80211_MAX_FRAG_THRESHOLD    2352
 143 #define IEEE80211_MAX_RTS_THRESHOLD     2353
 144 #define IEEE80211_MAX_AID               2007
 145 #define IEEE80211_MAX_TIM_LEN           251
 146 #define IEEE80211_MAX_MESH_PEERINGS     63
 147 /* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
 148    6.2.1.1.2.
 149
 150    802.11e clarifies the figure in section 7.1.2. The frame body is
 151    up to 2304 octets long (maximum MSDU size) plus any crypt overhead. */
 152 #define IEEE80211_MAX_DATA_LEN          2304
 153 /* 802.11ad extends maximum MSDU size for DMG (freq > 40Ghz) networks
 154  * to 7920 bytes, see 8.2.3 General frame format
 155  */
 156 #define IEEE80211_MAX_DATA_LEN_DMG      7920
 157 /* 30 byte 4 addr hdr, 2 byte QoS, 2304 byte MSDU, 12 byte crypt, 4 byte FCS */
 158 #define IEEE80211_MAX_FRAME_LEN         2352
 159
 160 /* Maximal size of an A-MSDU that can be transported in a HT BA session */
 161 #define IEEE80211_MAX_MPDU_LEN_HT_BA            4095
 162
 163 /* Maximal size of an A-MSDU */
 164 #define IEEE80211_MAX_MPDU_LEN_HT_3839          3839
 165 #define IEEE80211_MAX_MPDU_LEN_HT_7935          7935
 166
 167 #define IEEE80211_MAX_MPDU_LEN_VHT_3895         3895
 168 #define IEEE80211_MAX_MPDU_LEN_VHT_7991         7991
 169 #define IEEE80211_MAX_MPDU_LEN_VHT_11454        11454
 170
 171 #define IEEE80211_MAX_SSID_LEN          32
 172
 173 #define IEEE80211_MAX_MESH_ID_LEN       32
 174
 175 #define IEEE80211_FIRST_TSPEC_TSID      8
 176 #define IEEE80211_NUM_TIDS              16
 177
 178 /* number of user priorities 802.11 uses */
 179 #define IEEE80211_NUM_UPS               8
 180 /* number of ACs */
 181 #define IEEE80211_NUM_ACS               4
 182
 183 #define IEEE80211_QOS_CTL_LEN           2
 184 /* 1d tag mask */
 185 #define IEEE80211_QOS_CTL_TAG1D_MASK            0x0007
 186 /* TID mask */
 187 #define IEEE80211_QOS_CTL_TID_MASK              0x000f
 188 /* EOSP */
 189 #define IEEE80211_QOS_CTL_EOSP                  0x0010
 190 /* ACK policy */
 191 #define IEEE80211_QOS_CTL_ACK_POLICY_NORMAL     0x0000
 192 #define IEEE80211_QOS_CTL_ACK_POLICY_NOACK      0x0020
 193 #define IEEE80211_QOS_CTL_ACK_POLICY_NO_EXPL    0x0040
 194 #define IEEE80211_QOS_CTL_ACK_POLICY_BLOCKACK   0x0060
 195 #define IEEE80211_QOS_CTL_ACK_POLICY_MASK       0x0060
 196 /* A-MSDU 802.11n */
 197 #define IEEE80211_QOS_CTL_A_MSDU_PRESENT        0x0080
 198 /* Mesh Control 802.11s */
 199 #define IEEE80211_QOS_CTL_MESH_CONTROL_PRESENT  0x0100
 200
 201 /* U-APSD queue for WMM IEs sent by AP */
 202 #define IEEE80211_WMM_IE_AP_QOSINFO_UAPSD       (1<<7)
 203 #define IEEE80211_WMM_IE_AP_QOSINFO_PARAM_SET_CNT_MASK  0x0f
 204
 205 /* U-APSD queues for WMM IEs sent by STA */
 206 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_VO      (1<<0)
 207 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_VI      (1<<1)
 208 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_BK      (1<<2)
 209 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_BE      (1<<3)
 210 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_MASK    0x0f
 211
 212 /* U-APSD max SP length for WMM IEs sent by STA */
 213 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL     0x00
 214 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_2       0x01
 215 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_4       0x02
 216 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_6       0x03
 217 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_MASK    0x03
 218 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_SHIFT   5
 219
 220 #define IEEE80211_HT_CTL_LEN            4
 221
 222 struct ieee80211_hdr {
 223         __le16 frame_control;
 224         __le16 duration_id;
 225         u8 addr1[6];
 226         u8 addr2[6];
 227         u8 addr3[6];
 228         __le16 seq_ctrl;
 229         u8 addr4[6];
 230 } __packed __aligned(2);
 231
 232 struct ieee80211_hdr_3addr {
 233         __le16 frame_control;
 234         __le16 duration_id;
 235         u8 addr1[6];
 236         u8 addr2[6];
 237         u8 addr3[6];
 238         __le16 seq_ctrl;
 239 } __packed __aligned(2);
 240
 241 struct ieee80211_qos_hdr {
 242         __le16 frame_control;
 243         __le16 duration_id;
 244         u8 addr1[6];
 245         u8 addr2[6];
 246         u8 addr3[6];
 247         __le16 seq_ctrl;
 248         __le16 qos_ctrl;
 249 } __packed __aligned(2);
 250
 251 /**
 252  * ieee80211_has_tods - check if IEEE80211_FCTL_TODS is set
 253  * @fc: frame control bytes in little-endian byteorder
 254  */
 255 static inline bool ieee80211_has_tods(__le16 fc)
 256 {
 257         return (fc & cpu_to_le16(IEEE80211_FCTL_TODS)) != 0;
 258 }
 259
 260 /**
 261  * ieee80211_has_fromds - check if IEEE80211_FCTL_FROMDS is set
 262  * @fc: frame control bytes in little-endian byteorder
 263  */
 264 static inline bool ieee80211_has_fromds(__le16 fc)
 265 {
 266         return (fc & cpu_to_le16(IEEE80211_FCTL_FROMDS)) != 0;
 267 }
 268
 269 /**
 270  * ieee80211_has_a4 - check if IEEE80211_FCTL_TODS and IEEE80211_FCTL_FROMDS are set
 271  * @fc: frame control bytes in little-endian byteorder
 272  */
 273 static inline bool ieee80211_has_a4(__le16 fc)
 274 {
 275         __le16 tmp = cpu_to_le16(IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS);
 276         return (fc & tmp) == tmp;
 277 }
 278
 279 /**
 280  * ieee80211_has_morefrags - check if IEEE80211_FCTL_MOREFRAGS is set
 281  * @fc: frame control bytes in little-endian byteorder
 282  */
 283 static inline bool ieee80211_has_morefrags(__le16 fc)
 284 {
 285         return (fc & cpu_to_le16(IEEE80211_FCTL_MOREFRAGS)) != 0;
 286 }
 287
 288 /**
 289  * ieee80211_has_retry - check if IEEE80211_FCTL_RETRY is set
 290  * @fc: frame control bytes in little-endian byteorder
 291  */
 292 static inline bool ieee80211_has_retry(__le16 fc)
 293 {
 294         return (fc & cpu_to_le16(IEEE80211_FCTL_RETRY)) != 0;
 295 }
 296
 297 /**
 298  * ieee80211_has_pm - check if IEEE80211_FCTL_PM is set
 299  * @fc: frame control bytes in little-endian byteorder
 300  */
 301 static inline bool ieee80211_has_pm(__le16 fc)
 302 {
 303         return (fc & cpu_to_le16(IEEE80211_FCTL_PM)) != 0;
 304 }
 305
 306 /**
 307  * ieee80211_has_moredata - check if IEEE80211_FCTL_MOREDATA is set
 308  * @fc: frame control bytes in little-endian byteorder
 309  */
 310 static inline bool ieee80211_has_moredata(__le16 fc)
 311 {
 312         return (fc & cpu_to_le16(IEEE80211_FCTL_MOREDATA)) != 0;
 313 }
 314
 315 /**
 316  * ieee80211_has_protected - check if IEEE80211_FCTL_PROTECTED is set
 317  * @fc: frame control bytes in little-endian byteorder
 318  */
 319 static inline bool ieee80211_has_protected(__le16 fc)
 320 {
 321         return (fc & cpu_to_le16(IEEE80211_FCTL_PROTECTED)) != 0;
 322 }
 323
 324 /**
 325  * ieee80211_has_order - check if IEEE80211_FCTL_ORDER is set
 326  * @fc: frame control bytes in little-endian byteorder
 327  */
 328 static inline bool ieee80211_has_order(__le16 fc)
 329 {
 330         return (fc & cpu_to_le16(IEEE80211_FCTL_ORDER)) != 0;
 331 }
 332
 333 /**
 334  * ieee80211_is_mgmt - check if type is IEEE80211_FTYPE_MGMT
 335  * @fc: frame control bytes in little-endian byteorder
 336  */
 337 static inline bool ieee80211_is_mgmt(__le16 fc)
 338 {
 339         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
 340                cpu_to_le16(IEEE80211_FTYPE_MGMT);
 341 }
 342
 343 /**
 344  * ieee80211_is_ctl - check if type is IEEE80211_FTYPE_CTL
 345  * @fc: frame control bytes in little-endian byteorder
 346  */
 347 static inline bool ieee80211_is_ctl(__le16 fc)
 348 {
 349         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
 350                cpu_to_le16(IEEE80211_FTYPE_CTL);
 351 }
 352
 353 /**
 354  * ieee80211_is_data - check if type is IEEE80211_FTYPE_DATA
 355  * @fc: frame control bytes in little-endian byteorder
 356  */
 357 static inline bool ieee80211_is_data(__le16 fc)
 358 {
 359         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
 360                cpu_to_le16(IEEE80211_FTYPE_DATA);
 361 }
 362
 363 /**
 364  * ieee80211_is_data_qos - check if type is IEEE80211_FTYPE_DATA and IEEE80211_STYPE_QOS_DATA is set
 365  * @fc: frame control bytes in little-endian byteorder
 366  */
 367 static inline bool ieee80211_is_data_qos(__le16 fc)
 368 {
 369         /*
 370          * mask with QOS_DATA rather than IEEE80211_FCTL_STYPE as we just need
 371          * to check the one bit
 372          */
 373         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_STYPE_QOS_DATA)) ==
 374                cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_DATA);
 375 }
 376
 377 /**
 378  * ieee80211_is_data_present - check if type is IEEE80211_FTYPE_DATA and has data
 379  * @fc: frame control bytes in little-endian byteorder
 380  */
 381 static inline bool ieee80211_is_data_present(__le16 fc)
 382 {
 383         /*
 384          * mask with 0x40 and test that that bit is clear to only return true
 385          * for the data-containing substypes.
 386          */
 387         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | 0x40)) ==
 388                cpu_to_le16(IEEE80211_FTYPE_DATA);
 389 }
 390
 391 /**
 392  * ieee80211_is_assoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_REQ
 393  * @fc: frame control bytes in little-endian byteorder
 394  */
 395 static inline bool ieee80211_is_assoc_req(__le16 fc)
 396 {
 397         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 398                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_REQ);
 399 }
 400
 401 /**
 402  * ieee80211_is_assoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_RESP
 403  * @fc: frame control bytes in little-endian byteorder
 404  */
 405 static inline bool ieee80211_is_assoc_resp(__le16 fc)
 406 {
 407         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 408                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_RESP);
 409 }
 410
 411 /**
 412  * ieee80211_is_reassoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_REQ
 413  * @fc: frame control bytes in little-endian byteorder
 414  */
 415 static inline bool ieee80211_is_reassoc_req(__le16 fc)
 416 {
 417         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 418                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_REQ);
 419 }
 420
 421 /**
 422  * ieee80211_is_reassoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_RESP
 423  * @fc: frame control bytes in little-endian byteorder
 424  */
 425 static inline bool ieee80211_is_reassoc_resp(__le16 fc)
 426 {
 427         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 428                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_RESP);
 429 }
 430
 431 /**
 432  * ieee80211_is_probe_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_REQ
 433  * @fc: frame control bytes in little-endian byteorder
 434  */
 435 static inline bool ieee80211_is_probe_req(__le16 fc)
 436 {
 437         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 438                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ);
 439 }
 440
 441 /**
 442  * ieee80211_is_probe_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_RESP
 443  * @fc: frame control bytes in little-endian byteorder
 444  */
 445 static inline bool ieee80211_is_probe_resp(__le16 fc)
 446 {
 447         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 448                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_RESP);
 449 }
 450
 451 /**
 452  * ieee80211_is_beacon - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_BEACON
 453  * @fc: frame control bytes in little-endian byteorder
 454  */
 455 static inline bool ieee80211_is_beacon(__le16 fc)
 456 {
 457         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 458                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_BEACON);
 459 }
 460
 461 /**
 462  * ieee80211_is_atim - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ATIM
 463  * @fc: frame control bytes in little-endian byteorder
 464  */
 465 static inline bool ieee80211_is_atim(__le16 fc)
 466 {
 467         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 468                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ATIM);
 469 }
 470
 471 /**
 472  * ieee80211_is_disassoc - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DISASSOC
 473  * @fc: frame control bytes in little-endian byteorder
 474  */
 475 static inline bool ieee80211_is_disassoc(__le16 fc)
 476 {
 477         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 478                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DISASSOC);
 479 }
 480
 481 /**
 482  * ieee80211_is_auth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_AUTH
 483  * @fc: frame control bytes in little-endian byteorder
 484  */
 485 static inline bool ieee80211_is_auth(__le16 fc)
 486 {
 487         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 488                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_AUTH);
 489 }
 490
 491 /**
 492  * ieee80211_is_deauth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DEAUTH
 493  * @fc: frame control bytes in little-endian byteorder
 494  */
 495 static inline bool ieee80211_is_deauth(__le16 fc)
 496 {
 497         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 498                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DEAUTH);
 499 }
 500
 501 /**
 502  * ieee80211_is_action - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ACTION
 503  * @fc: frame control bytes in little-endian byteorder
 504  */
 505 static inline bool ieee80211_is_action(__le16 fc)
 506 {
 507         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 508                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ACTION);
 509 }
 510
 511 /**
 512  * ieee80211_is_back_req - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK_REQ
 513  * @fc: frame control bytes in little-endian byteorder
 514  */
 515 static inline bool ieee80211_is_back_req(__le16 fc)
 516 {
 517         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 518                cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK_REQ);
 519 }
 520
 521 /**
 522  * ieee80211_is_back - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK
 523  * @fc: frame control bytes in little-endian byteorder
 524  */
 525 static inline bool ieee80211_is_back(__le16 fc)
 526 {
 527         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 528                cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK);
 529 }
 530
 531 /**
 532  * ieee80211_is_pspoll - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_PSPOLL
 533  * @fc: frame control bytes in little-endian byteorder
 534  */
 535 static inline bool ieee80211_is_pspoll(__le16 fc)
 536 {
 537         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 538                cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_PSPOLL);
 539 }
 540
 541 /**
 542  * ieee80211_is_rts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_RTS
 543  * @fc: frame control bytes in little-endian byteorder
 544  */
 545 static inline bool ieee80211_is_rts(__le16 fc)
 546 {
 547         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 548                cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_RTS);
 549 }
 550
 551 /**
 552  * ieee80211_is_cts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CTS
 553  * @fc: frame control bytes in little-endian byteorder
 554  */
 555 static inline bool ieee80211_is_cts(__le16 fc)
 556 {
 557         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 558                cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTS);
 559 }
 560
 561 /**
 562  * ieee80211_is_ack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_ACK
 563  * @fc: frame control bytes in little-endian byteorder
 564  */
 565 static inline bool ieee80211_is_ack(__le16 fc)
 566 {
 567         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 568                cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_ACK);
 569 }
 570
 571 /**
 572  * ieee80211_is_cfend - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFEND
 573  * @fc: frame control bytes in little-endian byteorder
 574  */
 575 static inline bool ieee80211_is_cfend(__le16 fc)
 576 {
 577         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 578                cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFEND);
 579 }
 580
 581 /**
 582  * ieee80211_is_cfendack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFENDACK
 583  * @fc: frame control bytes in little-endian byteorder
 584  */
 585 static inline bool ieee80211_is_cfendack(__le16 fc)
 586 {
 587         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 588                cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFENDACK);
 589 }
 590
 591 /**
 592  * ieee80211_is_nullfunc - check if frame is a regular (non-QoS) nullfunc frame
 593  * @fc: frame control bytes in little-endian byteorder
 594  */
 595 static inline bool ieee80211_is_nullfunc(__le16 fc)
 596 {
 597         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 598                cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_NULLFUNC);
 599 }
 600
 601 /**
 602  * ieee80211_is_qos_nullfunc - check if frame is a QoS nullfunc frame
 603  * @fc: frame control bytes in little-endian byteorder
 604  */
 605 static inline bool ieee80211_is_qos_nullfunc(__le16 fc)
 606 {
 607         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 608                cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_NULLFUNC);
 609 }
 610
 611 static inline unsigned int ieee80211_hdrlen(__le16 fc)
 612 {
 613         unsigned int hdrlen = 24;
 614
 615         if (ieee80211_has_a4(fc))
 616                 hdrlen = 30;
 617
 618         if (ieee80211_is_data_qos(fc)) {
 619                 hdrlen += IEEE80211_QOS_CTL_LEN;
 620                 if (ieee80211_has_order(fc))
 621                         hdrlen += IEEE80211_HT_CTL_LEN;
 622         }
 623
 624         return hdrlen;
 625 }
 626
 627 /**
 628  * ieee80211_is_any_nullfunc - check if frame is regular or QoS nullfunc frame
 629  * @fc: frame control bytes in little-endian byteorder
 630  */
 631 static inline bool ieee80211_is_any_nullfunc(__le16 fc)
 632 {
 633         return (ieee80211_is_nullfunc(fc) || ieee80211_is_qos_nullfunc(fc));
 634 }
 635
 636 /**
 637  * ieee80211_is_bufferable_mmpdu - check if frame is bufferable MMPDU
 638  * @fc: frame control field in little-endian byteorder
 639  */
 640 static inline bool ieee80211_is_bufferable_mmpdu(__le16 fc)
 641 {
 642         /* IEEE 802.11-2012, definition of "bufferable management frame";
 643          * note that this ignores the IBSS special case. */
 644         return ieee80211_is_mgmt(fc) &&
 645                (ieee80211_is_action(fc) ||
 646                 ieee80211_is_disassoc(fc) ||
 647                 ieee80211_is_deauth(fc));
 648 }
 649
 650 /**
 651  * ieee80211_is_first_frag - check if IEEE80211_SCTL_FRAG is not set
 652  * @seq_ctrl: frame sequence control bytes in little-endian byteorder
 653  */
 654 static inline bool ieee80211_is_first_frag(__le16 seq_ctrl)
 655 {
 656         return (seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG)) == 0;
 657 }
 658
 659 /**
 660  * ieee80211_is_frag - check if a frame is a fragment
 661  * @hdr: 802.11 header of the frame
 662  */
 663 static inline bool ieee80211_is_frag(struct ieee80211_hdr *hdr)
 664 {
 665         return ieee80211_has_morefrags(hdr->frame_control) ||
 666                hdr->seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG);
 667 }
 668
 669 struct ieee80211s_hdr {
 670         u8 flags;
 671         u8 ttl;
 672         __le32 seqnum;
 673         u8 eaddr1[6];
 674         u8 eaddr2[6];
 675 } __packed __aligned(2);
 676
 677 /* Mesh flags */
 678 #define MESH_FLAGS_AE_A4        0x1
 679 #define MESH_FLAGS_AE_A5_A6     0x2
 680 #define MESH_FLAGS_AE           0x3
 681 #define MESH_FLAGS_PS_DEEP      0x4
 682
 683 /**
 684  * enum ieee80211_preq_flags - mesh PREQ element flags
 685  *
 686  * @IEEE80211_PREQ_PROACTIVE_PREP_FLAG: proactive PREP subfield
 687  */
 688 enum ieee80211_preq_flags {
 689         IEEE80211_PREQ_PROACTIVE_PREP_FLAG      = 1<<2,
 690 };
 691
 692 /**
 693  * enum ieee80211_preq_target_flags - mesh PREQ element per target flags
 694  *
 695  * @IEEE80211_PREQ_TO_FLAG: target only subfield
 696  * @IEEE80211_PREQ_USN_FLAG: unknown target HWMP sequence number subfield
 697  */
 698 enum ieee80211_preq_target_flags {
 699         IEEE80211_PREQ_TO_FLAG  = 1<<0,
 700         IEEE80211_PREQ_USN_FLAG = 1<<2,
 701 };
 702
 703 /**
 704  * struct ieee80211_quiet_ie
 705  *
 706  * This structure refers to "Quiet information element"
 707  */
 708 struct ieee80211_quiet_ie {
 709         u8 count;
 710         u8 period;
 711         __le16 duration;
 712         __le16 offset;
 713 } __packed;
 714
 715 /**
 716  * struct ieee80211_msrment_ie
 717  *
 718  * This structure refers to "Measurement Request/Report information element"
 719  */
 720 struct ieee80211_msrment_ie {
 721         u8 token;
 722         u8 mode;
 723         u8 type;
 724         u8 request[0];
 725 } __packed;
 726
 727 /**
 728  * struct ieee80211_channel_sw_ie
 729  *
 730  * This structure refers to "Channel Switch Announcement information element"
 731  */
 732 struct ieee80211_channel_sw_ie {
 733         u8 mode;
 734         u8 new_ch_num;
 735         u8 count;
 736 } __packed;
 737
 738 /**
 739  * struct ieee80211_ext_chansw_ie
 740  *
 741  * This structure represents the "Extended Channel Switch Announcement element"
 742  */
 743 struct ieee80211_ext_chansw_ie {
 744         u8 mode;
 745         u8 new_operating_class;
 746         u8 new_ch_num;
 747         u8 count;
 748 } __packed;
 749
 750 /**
 751  * struct ieee80211_sec_chan_offs_ie - secondary channel offset IE
 752  * @sec_chan_offs: secondary channel offset, uses IEEE80211_HT_PARAM_CHA_SEC_*
 753  *      values here
 754  * This structure represents the "Secondary Channel Offset element"
 755  */
 756 struct ieee80211_sec_chan_offs_ie {
 757         u8 sec_chan_offs;
 758 } __packed;
 759
 760 /**
 761  * struct ieee80211_mesh_chansw_params_ie - mesh channel switch parameters IE
 762  *
 763  * This structure represents the "Mesh Channel Switch Paramters element"
 764  */
 765 struct ieee80211_mesh_chansw_params_ie {
 766         u8 mesh_ttl;
 767         u8 mesh_flags;
 768         __le16 mesh_reason;
 769         __le16 mesh_pre_value;
 770 } __packed;
 771
 772 /**
 773  * struct ieee80211_wide_bw_chansw_ie - wide bandwidth channel switch IE
 774  */
 775 struct ieee80211_wide_bw_chansw_ie {
 776         u8 new_channel_width;
 777         u8 new_center_freq_seg0, new_center_freq_seg1;
 778 } __packed;
 779
 780 /**
 781  * struct ieee80211_tim
 782  *
 783  * This structure refers to "Traffic Indication Map information element"
 784  */
 785 struct ieee80211_tim_ie {
 786         u8 dtim_count;
 787         u8 dtim_period;
 788         u8 bitmap_ctrl;
 789         /* variable size: 1 - 251 bytes */
 790         u8 virtual_map[1];
 791 } __packed;
 792
 793 /**
 794  * struct ieee80211_meshconf_ie
 795  *
 796  * This structure refers to "Mesh Configuration information element"
 797  */
 798 struct ieee80211_meshconf_ie {
 799         u8 meshconf_psel;
 800         u8 meshconf_pmetric;
 801         u8 meshconf_congest;
 802         u8 meshconf_synch;
 803         u8 meshconf_auth;
 804         u8 meshconf_form;
 805         u8 meshconf_cap;
 806 } __packed;
 807
 808 /**
 809  * enum mesh_config_capab_flags - Mesh Configuration IE capability field flags
 810  *
 811  * @IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS: STA is willing to establish
 812  *      additional mesh peerings with other mesh STAs
 813  * @IEEE80211_MESHCONF_CAPAB_FORWARDING: the STA forwards MSDUs
 814  * @IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING: TBTT adjustment procedure
 815  *      is ongoing
 816  */
 817 enum mesh_config_capab_flags {
 818         IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS          = 0x01,
 819         IEEE80211_MESHCONF_CAPAB_FORWARDING             = 0x08,
 820         IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING         = 0x20,
 821 };
 822
 823 #define IEEE80211_MESHCONF_FORM_CONNECTED_TO_GATE 0x1
 824
 825 /**
 826  * mesh channel switch parameters element's flag indicator
 827  *
 828  */
 829 #define WLAN_EID_CHAN_SWITCH_PARAM_TX_RESTRICT BIT(0)
 830 #define WLAN_EID_CHAN_SWITCH_PARAM_INITIATOR BIT(1)
 831 #define WLAN_EID_CHAN_SWITCH_PARAM_REASON BIT(2)
 832
 833 /**
 834  * struct ieee80211_rann_ie
 835  *
 836  * This structure refers to "Root Announcement information element"
 837  */
 838 struct ieee80211_rann_ie {
 839         u8 rann_flags;
 840         u8 rann_hopcount;
 841         u8 rann_ttl;
 842         u8 rann_addr[6];
 843         __le32 rann_seq;
 844         __le32 rann_interval;
 845         __le32 rann_metric;
 846 } __packed;
 847
 848 enum ieee80211_rann_flags {
 849         RANN_FLAG_IS_GATE = 1 << 0,
 850 };
 851
 852 enum ieee80211_ht_chanwidth_values {
 853         IEEE80211_HT_CHANWIDTH_20MHZ = 0,
 854         IEEE80211_HT_CHANWIDTH_ANY = 1,
 855 };
 856
 857 /**
 858  * enum ieee80211_opmode_bits - VHT operating mode field bits
 859  * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK: channel width mask
 860  * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ: 20 MHz channel width
 861  * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ: 40 MHz channel width
 862  * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ: 80 MHz channel width
 863  * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ: 160 MHz or 80+80 MHz channel width
 864  * @IEEE80211_OPMODE_NOTIF_BW_160_80P80: 160 / 80+80 MHz indicator flag
 865  * @IEEE80211_OPMODE_NOTIF_RX_NSS_MASK: number of spatial streams mask
 866  *      (the NSS value is the value of this field + 1)
 867  * @IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT: number of spatial streams shift
 868  * @IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF: indicates streams in SU-MIMO PPDU
 869  *      using a beamforming steering matrix
 870  */
 871 enum ieee80211_vht_opmode_bits {
 872         IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK   = 0x03,
 873         IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ  = 0,
 874         IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ  = 1,
 875         IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ  = 2,
 876         IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ = 3,
 877         IEEE80211_OPMODE_NOTIF_BW_160_80P80     = 0x04,
 878         IEEE80211_OPMODE_NOTIF_RX_NSS_MASK      = 0x70,
 879         IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT     = 4,
 880         IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF   = 0x80,
 881 };
 882
 883 #define WLAN_SA_QUERY_TR_ID_LEN 2
 884 #define WLAN_MEMBERSHIP_LEN 8
 885 #define WLAN_USER_POSITION_LEN 16
 886
 887 /**
 888  * struct ieee80211_tpc_report_ie
 889  *
 890  * This structure refers to "TPC Report element"
 891  */
 892 struct ieee80211_tpc_report_ie {
 893         u8 tx_power;
 894         u8 link_margin;
 895 } __packed;
 896
 897 #define IEEE80211_ADDBA_EXT_FRAG_LEVEL_MASK     GENMASK(2, 1)
 898 #define IEEE80211_ADDBA_EXT_FRAG_LEVEL_SHIFT    1
 899 #define IEEE80211_ADDBA_EXT_NO_FRAG             BIT(0)
 900
 901 struct ieee80211_addba_ext_ie {
 902         u8 data;
 903 } __packed;
 904
 905 struct ieee80211_mgmt {
 906         __le16 frame_control;
 907         __le16 duration;
 908         u8 da[6];
 909         u8 sa[6];
 910         u8 bssid[6];
 911         __le16 seq_ctrl;
 912         union {
 913                 struct {
 914                         __le16 auth_alg;
 915                         __le16 auth_transaction;
 916                         __le16 status_code;
 917                         /* possibly followed by Challenge text */
 918                         u8 variable[0];
 919                 } __packed __aligned(4) auth;
 920                 struct {
 921                         __le16 reason_code;
 922                 } __packed __aligned(4) deauth;
 923                 struct {
 924                         __le16 capab_info;
 925                         __le16 listen_interval;
 926                         /* followed by SSID and Supported rates */
 927                         u8 variable[0];
 928                 } __packed __aligned(4) assoc_req;
 929                 struct {
 930                         __le16 capab_info;
 931                         __le16 status_code;
 932                         __le16 aid;
 933                         /* followed by Supported rates */
 934                         u8 variable[0];
 935                 } __packed __aligned(4) assoc_resp, reassoc_resp;
 936                 struct {
 937                         __le16 capab_info;
 938                         __le16 listen_interval;
 939                         u8 current_ap[6];
 940                         /* followed by SSID and Supported rates */
 941                         u8 variable[0];
 942                 } __packed __aligned(4) reassoc_req;
 943                 struct {
 944                         __le16 reason_code;
 945                 } __packed __aligned(4) disassoc;
 946                 struct {
 947                         __le64 timestamp;
 948                         __le16 beacon_int;
 949                         __le16 capab_info;
 950                         /* followed by some of SSID, Supported rates,
 951                          * FH Params, DS Params, CF Params, IBSS Params, TIM */
 952                         u8 variable[0];
 953                 } __packed __aligned(4) beacon;
 954                 struct {
 955                         /* only variable items: SSID, Supported rates */
 956                         u8 variable[0];
 957                 } __packed __aligned(4) probe_req;
 958                 struct {
 959                         __le64 timestamp;
 960                         __le16 beacon_int;
 961                         __le16 capab_info;
 962                         /* followed by some of SSID, Supported rates,
 963                          * FH Params, DS Params, CF Params, IBSS Params */
 964                         u8 variable[0];
 965                 } __packed __aligned(4) probe_resp;
 966                 struct {
 967                         u8 category;
 968                         union {
 969                                 struct {
 970                                         u8 action_code;
 971                                         u8 dialog_token;
 972                                         u8 status_code;
 973                                         u8 variable[0];
 974                                 } __packed wme_action;
 975                                 struct{
 976                                         u8 action_code;
 977                                         u8 variable[0];
 978                                 } __packed chan_switch;
 979                                 struct{
 980                                         u8 action_code;
 981                                         struct ieee80211_ext_chansw_ie data;
 982                                         u8 variable[0];
 983                                 } __packed ext_chan_switch;
 984                                 struct{
 985                                         u8 action_code;
 986                                         u8 dialog_token;
 987                                         u8 element_id;
 988                                         u8 length;
 989                                         struct ieee80211_msrment_ie msr_elem;
 990                                 } __packed measurement;
 991                                 struct{
 992                                         u8 action_code;
 993                                         u8 dialog_token;
 994                                         __le16 capab;
 995                                         __le16 timeout;
 996                                         __le16 start_seq_num;
 997                                         /* followed by BA Extension */
 998                                         u8 variable[0];
 999                                 } __packed addba_req;
1000                                 struct{
1001                                         u8 action_code;
1002                                         u8 dialog_token;
1003                                         __le16 status;
1004                                         __le16 capab;
1005                                         __le16 timeout;
1006                                 } __packed addba_resp;
1007                                 struct{
1008                                         u8 action_code;
1009                                         __le16 params;
1010                                         __le16 reason_code;
1011                                 } __packed delba;
1012                                 struct {
1013                                         u8 action_code;
1014                                         u8 variable[0];
1015                                 } __packed self_prot;
1016                                 struct{
1017                                         u8 action_code;
1018                                         u8 variable[0];
1019                                 } __packed mesh_action;
1020                                 struct {
1021                                         u8 action;
1022                                         u8 trans_id[WLAN_SA_QUERY_TR_ID_LEN];
1023                                 } __packed sa_query;
1024                                 struct {
1025                                         u8 action;
1026                                         u8 smps_control;
1027                                 } __packed ht_smps;
1028                                 struct {
1029                                         u8 action_code;
1030                                         u8 chanwidth;
1031                                 } __packed ht_notify_cw;
1032                                 struct {
1033                                         u8 action_code;
1034                                         u8 dialog_token;
1035                                         __le16 capability;
1036                                         u8 variable[0];
1037                                 } __packed tdls_discover_resp;
1038                                 struct {
1039                                         u8 action_code;
1040                                         u8 operating_mode;
1041                                 } __packed vht_opmode_notif;
1042                                 struct {
1043                                         u8 action_code;
1044                                         u8 membership[WLAN_MEMBERSHIP_LEN];
1045                                         u8 position[WLAN_USER_POSITION_LEN];
1046                                 } __packed vht_group_notif;
1047                                 struct {
1048                                         u8 action_code;
1049                                         u8 dialog_token;
1050                                         u8 tpc_elem_id;
1051                                         u8 tpc_elem_length;
1052                                         struct ieee80211_tpc_report_ie tpc;
1053                                 } __packed tpc_report;
1054                                 struct {
1055                                         u8 action_code;
1056                                         u8 dialog_token;
1057                                         u8 follow_up;
1058                                         u8 tod[6];
1059                                         u8 toa[6];
1060                                         __le16 tod_error;
1061                                         __le16 toa_error;
1062                                         u8 variable[0];
1063                                 } __packed ftm;
1064                         } u;
1065                 } __packed __aligned(4) action;
1066         } u __aligned(2);
1067 } __packed __aligned(2);
1068
1069 /* Supported rates membership selectors */
1070 #define BSS_MEMBERSHIP_SELECTOR_HT_PHY  127
1071 #define BSS_MEMBERSHIP_SELECTOR_VHT_PHY 126
1072
1073 /* mgmt header + 1 byte category code */
1074 #define IEEE80211_MIN_ACTION_SIZE offsetof(struct ieee80211_mgmt, u.action.u)
1075
1076
1077 /* Management MIC information element (IEEE 802.11w) */
1078 struct ieee80211_mmie {
1079         u8 element_id;
1080         u8 length;
1081         __le16 key_id;
1082         u8 sequence_number[6];
1083         u8 mic[8];
1084 } __packed;
1085
1086 /* Management MIC information element (IEEE 802.11w) for GMAC and CMAC-256 */
1087 struct ieee80211_mmie_16 {
1088         u8 element_id;
1089         u8 length;
1090         __le16 key_id;
1091         u8 sequence_number[6];
1092         u8 mic[16];
1093 } __packed;
1094
1095 struct ieee80211_vendor_ie {
1096         u8 element_id;
1097         u8 len;
1098         u8 oui[3];
1099         u8 oui_type;
1100 } __packed;
1101
1102 struct ieee80211_wmm_ac_param {
1103         u8 aci_aifsn; /* AIFSN, ACM, ACI */
1104         u8 cw; /* ECWmin, ECWmax (CW = 2^ECW - 1) */
1105         __le16 txop_limit;
1106 } __packed;
1107
1108 struct ieee80211_wmm_param_ie {
1109         u8 element_id; /* Element ID: 221 (0xdd); */
1110         u8 len; /* Length: 24 */
1111         /* required fields for WMM version 1 */
1112         u8 oui[3]; /* 00:50:f2 */
1113         u8 oui_type; /* 2 */
1114         u8 oui_subtype; /* 1 */
1115         u8 version; /* 1 for WMM version 1.0 */
1116         u8 qos_info; /* AP/STA specific QoS info */
1117         u8 reserved; /* 0 */
1118         /* AC_BE, AC_BK, AC_VI, AC_VO */
1119         struct ieee80211_wmm_ac_param ac[4];
1120 } __packed;
1121
1122 /* Control frames */
1123 struct ieee80211_rts {
1124         __le16 frame_control;
1125         __le16 duration;
1126         u8 ra[6];
1127         u8 ta[6];
1128 } __packed __aligned(2);
1129
1130 struct ieee80211_cts {
1131         __le16 frame_control;
1132         __le16 duration;
1133         u8 ra[6];
1134 } __packed __aligned(2);
1135
1136 struct ieee80211_pspoll {
1137         __le16 frame_control;
1138         __le16 aid;
1139         u8 bssid[6];
1140         u8 ta[6];
1141 } __packed __aligned(2);
1142
1143 /* TDLS */
1144
1145 /* Channel switch timing */
1146 struct ieee80211_ch_switch_timing {
1147         __le16 switch_time;
1148         __le16 switch_timeout;
1149 } __packed;
1150
1151 /* Link-id information element */
1152 struct ieee80211_tdls_lnkie {
1153         u8 ie_type; /* Link Identifier IE */
1154         u8 ie_len;
1155         u8 bssid[6];
1156         u8 init_sta[6];
1157         u8 resp_sta[6];
1158 } __packed;
1159
1160 struct ieee80211_tdls_data {
1161         u8 da[6];
1162         u8 sa[6];
1163         __be16 ether_type;
1164         u8 payload_type;
1165         u8 category;
1166         u8 action_code;
1167         union {
1168                 struct {
1169                         u8 dialog_token;
1170                         __le16 capability;
1171                         u8 variable[0];
1172                 } __packed setup_req;
1173                 struct {
1174                         __le16 status_code;
1175                         u8 dialog_token;
1176                         __le16 capability;
1177                         u8 variable[0];
1178                 } __packed setup_resp;
1179                 struct {
1180                         __le16 status_code;
1181                         u8 dialog_token;
1182                         u8 variable[0];
1183                 } __packed setup_cfm;
1184                 struct {
1185                         __le16 reason_code;
1186                         u8 variable[0];
1187                 } __packed teardown;
1188                 struct {
1189                         u8 dialog_token;
1190                         u8 variable[0];
1191                 } __packed discover_req;
1192                 struct {
1193                         u8 target_channel;
1194                         u8 oper_class;
1195                         u8 variable[0];
1196                 } __packed chan_switch_req;
1197                 struct {
1198                         __le16 status_code;
1199                         u8 variable[0];
1200                 } __packed chan_switch_resp;
1201         } u;
1202 } __packed;
1203
1204 /*
1205  * Peer-to-Peer IE attribute related definitions.
1206  */
1207 /**
1208  * enum ieee80211_p2p_attr_id - identifies type of peer-to-peer attribute.
1209  */
1210 enum ieee80211_p2p_attr_id {
1211         IEEE80211_P2P_ATTR_STATUS = 0,
1212         IEEE80211_P2P_ATTR_MINOR_REASON,
1213         IEEE80211_P2P_ATTR_CAPABILITY,
1214         IEEE80211_P2P_ATTR_DEVICE_ID,
1215         IEEE80211_P2P_ATTR_GO_INTENT,
1216         IEEE80211_P2P_ATTR_GO_CONFIG_TIMEOUT,
1217         IEEE80211_P2P_ATTR_LISTEN_CHANNEL,
1218         IEEE80211_P2P_ATTR_GROUP_BSSID,
1219         IEEE80211_P2P_ATTR_EXT_LISTEN_TIMING,
1220         IEEE80211_P2P_ATTR_INTENDED_IFACE_ADDR,
1221         IEEE80211_P2P_ATTR_MANAGABILITY,
1222         IEEE80211_P2P_ATTR_CHANNEL_LIST,
1223         IEEE80211_P2P_ATTR_ABSENCE_NOTICE,
1224         IEEE80211_P2P_ATTR_DEVICE_INFO,
1225         IEEE80211_P2P_ATTR_GROUP_INFO,
1226         IEEE80211_P2P_ATTR_GROUP_ID,
1227         IEEE80211_P2P_ATTR_INTERFACE,
1228         IEEE80211_P2P_ATTR_OPER_CHANNEL,
1229         IEEE80211_P2P_ATTR_INVITE_FLAGS,
1230         /* 19 - 220: Reserved */
1231         IEEE80211_P2P_ATTR_VENDOR_SPECIFIC = 221,
1232
1233         IEEE80211_P2P_ATTR_MAX
1234 };
1235
1236 /* Notice of Absence attribute - described in P2P spec 4.1.14 */
1237 /* Typical max value used here */
1238 #define IEEE80211_P2P_NOA_DESC_MAX      4
1239
1240 struct ieee80211_p2p_noa_desc {
1241         u8 count;
1242         __le32 duration;
1243         __le32 interval;
1244         __le32 start_time;
1245 } __packed;
1246
1247 struct ieee80211_p2p_noa_attr {
1248         u8 index;
1249         u8 oppps_ctwindow;
1250         struct ieee80211_p2p_noa_desc desc[IEEE80211_P2P_NOA_DESC_MAX];
1251 } __packed;
1252
1253 #define IEEE80211_P2P_OPPPS_ENABLE_BIT          BIT(7)
1254 #define IEEE80211_P2P_OPPPS_CTWINDOW_MASK       0x7F
1255
1256 /**
1257  * struct ieee80211_bar - HT Block Ack Request
1258  *
1259  * This structure refers to "HT BlockAckReq" as
1260  * described in 802.11n draft section 7.2.1.7.1
1261  */
1262 struct ieee80211_bar {
1263         __le16 frame_control;
1264         __le16 duration;
1265         __u8 ra[6];
1266         __u8 ta[6];
1267         __le16 control;
1268         __le16 start_seq_num;
1269 } __packed __aligned(2);
1270
1271 /* 802.11 BA(R) control masks */
1272 #define IEEE80211_BAR_CTRL_ACK_POLICY_NORMAL    0x0000
1273 #define IEEE80211_BAR_CTRL_MULTI_TID            0x0002
1274 #define IEEE80211_BAR_CTRL_CBMTID_COMPRESSED_BA 0x0004
1275 #define IEEE80211_BAR_CTRL_TID_INFO_MASK        0xf000
1276 #define IEEE80211_BAR_CTRL_TID_INFO_SHIFT       12
1277
1278 /**
1279  * struct ieee80211_ba - HT Block Ack
1280  *
1281  * This structure refers to "HT BlockAck" as
1282  * described in 802.11n draft section 7.2.1.8.1
1283  */
1284 struct ieee80211_ba {
1285         __le16 frame_control;
1286         __le16 duration;
1287         u8 ra[6];
1288         u8 ta[6];
1289         __le16 control;
1290
1291         __le16 start_seq_num;
1292         u8 bitmap[8];
1293 } __packed;
1294
1295 #define IEEE80211_HT_MCS_MASK_LEN               10
1296
1297 /**
1298  * struct ieee80211_mcs_info - MCS information
1299  * @rx_mask: RX mask
1300  * @rx_highest: highest supported RX rate. If set represents
1301  *      the highest supported RX data rate in units of 1 Mbps.
1302  *      If this field is 0 this value should not be used to
1303  *      consider the highest RX data rate supported.
1304  * @tx_params: TX parameters
1305  */
1306 struct ieee80211_mcs_info {
1307         u8 rx_mask[IEEE80211_HT_MCS_MASK_LEN];
1308         __le16 rx_highest;
1309         u8 tx_params;
1310         u8 reserved[3];
1311 } __packed;
1312
1313 /* 802.11n HT capability MSC set */
1314 #define IEEE80211_HT_MCS_RX_HIGHEST_MASK        0x3ff
1315 #define IEEE80211_HT_MCS_TX_DEFINED             0x01
1316 #define IEEE80211_HT_MCS_TX_RX_DIFF             0x02
1317 /* value 0 == 1 stream etc */
1318 #define IEEE80211_HT_MCS_TX_MAX_STREAMS_MASK    0x0C
1319 #define IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT   2
1320 #define         IEEE80211_HT_MCS_TX_MAX_STREAMS 4
1321 #define IEEE80211_HT_MCS_TX_UNEQUAL_MODULATION  0x10
1322
1323 /*
1324  * 802.11n D5.0 20.3.5 / 20.6 says:
1325  * - indices 0 to 7 and 32 are single spatial stream
1326  * - 8 to 31 are multiple spatial streams using equal modulation
1327  *   [8..15 for two streams, 16..23 for three and 24..31 for four]
1328  * - remainder are multiple spatial streams using unequal modulation
1329  */
1330 #define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START 33
1331 #define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START_BYTE \
1332         (IEEE80211_HT_MCS_UNEQUAL_MODULATION_START / 8)
1333
1334 /**
1335  * struct ieee80211_ht_cap - HT capabilities
1336  *
1337  * This structure is the "HT capabilities element" as
1338  * described in 802.11n D5.0 7.3.2.57
1339  */
1340 struct ieee80211_ht_cap {
1341         __le16 cap_info;
1342         u8 ampdu_params_info;
1343
1344         /* 16 bytes MCS information */
1345         struct ieee80211_mcs_info mcs;
1346
1347         __le16 extended_ht_cap_info;
1348         __le32 tx_BF_cap_info;
1349         u8 antenna_selection_info;
1350 } __packed;
1351
1352 /* 802.11n HT capabilities masks (for cap_info) */
1353 #define IEEE80211_HT_CAP_LDPC_CODING            0x0001
1354 #define IEEE80211_HT_CAP_SUP_WIDTH_20_40        0x0002
1355 #define IEEE80211_HT_CAP_SM_PS                  0x000C
1356 #define         IEEE80211_HT_CAP_SM_PS_SHIFT    2
1357 #define IEEE80211_HT_CAP_GRN_FLD                0x0010
1358 #define IEEE80211_HT_CAP_SGI_20                 0x0020
1359 #define IEEE80211_HT_CAP_SGI_40                 0x0040
1360 #define IEEE80211_HT_CAP_TX_STBC                0x0080
1361 #define IEEE80211_HT_CAP_RX_STBC                0x0300
1362 #define         IEEE80211_HT_CAP_RX_STBC_SHIFT  8
1363 #define IEEE80211_HT_CAP_DELAY_BA               0x0400
1364 #define IEEE80211_HT_CAP_MAX_AMSDU              0x0800
1365 #define IEEE80211_HT_CAP_DSSSCCK40              0x1000
1366 #define IEEE80211_HT_CAP_RESERVED               0x2000
1367 #define IEEE80211_HT_CAP_40MHZ_INTOLERANT       0x4000
1368 #define IEEE80211_HT_CAP_LSIG_TXOP_PROT         0x8000
1369
1370 /* 802.11n HT extended capabilities masks (for extended_ht_cap_info) */
1371 #define IEEE80211_HT_EXT_CAP_PCO                0x0001
1372 #define IEEE80211_HT_EXT_CAP_PCO_TIME           0x0006
1373 #define         IEEE80211_HT_EXT_CAP_PCO_TIME_SHIFT     1
1374 #define IEEE80211_HT_EXT_CAP_MCS_FB             0x0300
1375 #define         IEEE80211_HT_EXT_CAP_MCS_FB_SHIFT       8
1376 #define IEEE80211_HT_EXT_CAP_HTC_SUP            0x0400
1377 #define IEEE80211_HT_EXT_CAP_RD_RESPONDER       0x0800
1378
1379 /* 802.11n HT capability AMPDU settings (for ampdu_params_info) */
1380 #define IEEE80211_HT_AMPDU_PARM_FACTOR          0x03
1381 #define IEEE80211_HT_AMPDU_PARM_DENSITY         0x1C
1382 #define         IEEE80211_HT_AMPDU_PARM_DENSITY_SHIFT   2
1383
1384 /*
1385  * Maximum length of AMPDU that the STA can receive in high-throughput (HT).
1386  * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
1387  */
1388 enum ieee80211_max_ampdu_length_exp {
1389         IEEE80211_HT_MAX_AMPDU_8K = 0,
1390         IEEE80211_HT_MAX_AMPDU_16K = 1,
1391         IEEE80211_HT_MAX_AMPDU_32K = 2,
1392         IEEE80211_HT_MAX_AMPDU_64K = 3
1393 };
1394
1395 /*
1396  * Maximum length of AMPDU that the STA can receive in VHT.
1397  * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
1398  */
1399 enum ieee80211_vht_max_ampdu_length_exp {
1400         IEEE80211_VHT_MAX_AMPDU_8K = 0,
1401         IEEE80211_VHT_MAX_AMPDU_16K = 1,
1402         IEEE80211_VHT_MAX_AMPDU_32K = 2,
1403         IEEE80211_VHT_MAX_AMPDU_64K = 3,
1404         IEEE80211_VHT_MAX_AMPDU_128K = 4,
1405         IEEE80211_VHT_MAX_AMPDU_256K = 5,
1406         IEEE80211_VHT_MAX_AMPDU_512K = 6,
1407         IEEE80211_VHT_MAX_AMPDU_1024K = 7
1408 };
1409
1410 #define IEEE80211_HT_MAX_AMPDU_FACTOR 13
1411
1412 /* Minimum MPDU start spacing */
1413 enum ieee80211_min_mpdu_spacing {
1414         IEEE80211_HT_MPDU_DENSITY_NONE = 0,     /* No restriction */
1415         IEEE80211_HT_MPDU_DENSITY_0_25 = 1,     /* 1/4 usec */
1416         IEEE80211_HT_MPDU_DENSITY_0_5 = 2,      /* 1/2 usec */
1417         IEEE80211_HT_MPDU_DENSITY_1 = 3,        /* 1 usec */
1418         IEEE80211_HT_MPDU_DENSITY_2 = 4,        /* 2 usec */
1419         IEEE80211_HT_MPDU_DENSITY_4 = 5,        /* 4 usec */
1420         IEEE80211_HT_MPDU_DENSITY_8 = 6,        /* 8 usec */
1421         IEEE80211_HT_MPDU_DENSITY_16 = 7        /* 16 usec */
1422 };
1423
1424 /**
1425  * struct ieee80211_ht_operation - HT operation IE
1426  *
1427  * This structure is the "HT operation element" as
1428  * described in 802.11n-2009 7.3.2.57
1429  */
1430 struct ieee80211_ht_operation {
1431         u8 primary_chan;
1432         u8 ht_param;
1433         __le16 operation_mode;
1434         __le16 stbc_param;
1435         u8 basic_set[16];
1436 } __packed;
1437
1438 /* for ht_param */
1439 #define IEEE80211_HT_PARAM_CHA_SEC_OFFSET               0x03
1440 #define         IEEE80211_HT_PARAM_CHA_SEC_NONE         0x00
1441 #define         IEEE80211_HT_PARAM_CHA_SEC_ABOVE        0x01
1442 #define         IEEE80211_HT_PARAM_CHA_SEC_BELOW        0x03
1443 #define IEEE80211_HT_PARAM_CHAN_WIDTH_ANY               0x04
1444 #define IEEE80211_HT_PARAM_RIFS_MODE                    0x08
1445
1446 /* for operation_mode */
1447 #define IEEE80211_HT_OP_MODE_PROTECTION                 0x0003
1448 #define         IEEE80211_HT_OP_MODE_PROTECTION_NONE            0
1449 #define         IEEE80211_HT_OP_MODE_PROTECTION_NONMEMBER       1
1450 #define         IEEE80211_HT_OP_MODE_PROTECTION_20MHZ           2
1451 #define         IEEE80211_HT_OP_MODE_PROTECTION_NONHT_MIXED     3
1452 #define IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT           0x0004
1453 #define IEEE80211_HT_OP_MODE_NON_HT_STA_PRSNT           0x0010
1454 #define IEEE80211_HT_OP_MODE_CCFS2_SHIFT                5
1455 #define IEEE80211_HT_OP_MODE_CCFS2_MASK                 0x1fe0
1456
1457 /* for stbc_param */
1458 #define IEEE80211_HT_STBC_PARAM_DUAL_BEACON             0x0040
1459 #define IEEE80211_HT_STBC_PARAM_DUAL_CTS_PROT           0x0080
1460 #define IEEE80211_HT_STBC_PARAM_STBC_BEACON             0x0100
1461 #define IEEE80211_HT_STBC_PARAM_LSIG_TXOP_FULLPROT      0x0200
1462 #define IEEE80211_HT_STBC_PARAM_PCO_ACTIVE              0x0400
1463 #define IEEE80211_HT_STBC_PARAM_PCO_PHASE               0x0800
1464
1465
1466 /* block-ack parameters */
1467 #define IEEE80211_ADDBA_PARAM_AMSDU_MASK 0x0001
1468 #define IEEE80211_ADDBA_PARAM_POLICY_MASK 0x0002
1469 #define IEEE80211_ADDBA_PARAM_TID_MASK 0x003C
1470 #define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFC0
1471 #define IEEE80211_DELBA_PARAM_TID_MASK 0xF000
1472 #define IEEE80211_DELBA_PARAM_INITIATOR_MASK 0x0800
1473
1474 /*
1475  * A-MPDU buffer sizes
1476  * According to HT size varies from 8 to 64 frames
1477  * HE adds the ability to have up to 256 frames.
1478  */
1479 #define IEEE80211_MIN_AMPDU_BUF         0x8
1480 #define IEEE80211_MAX_AMPDU_BUF_HT      0x40
1481 #define IEEE80211_MAX_AMPDU_BUF         0x100
1482
1483
1484 /* Spatial Multiplexing Power Save Modes (for capability) */
1485 #define WLAN_HT_CAP_SM_PS_STATIC        0
1486 #define WLAN_HT_CAP_SM_PS_DYNAMIC       1
1487 #define WLAN_HT_CAP_SM_PS_INVALID       2
1488 #define WLAN_HT_CAP_SM_PS_DISABLED      3
1489
1490 /* for SM power control field lower two bits */
1491 #define WLAN_HT_SMPS_CONTROL_DISABLED   0
1492 #define WLAN_HT_SMPS_CONTROL_STATIC     1
1493 #define WLAN_HT_SMPS_CONTROL_DYNAMIC    3
1494
1495 /**
1496  * struct ieee80211_vht_mcs_info - VHT MCS information
1497  * @rx_mcs_map: RX MCS map 2 bits for each stream, total 8 streams
1498  * @rx_highest: Indicates highest long GI VHT PPDU data rate
1499  *      STA can receive. Rate expressed in units of 1 Mbps.
1500  *      If this field is 0 this value should not be used to
1501  *      consider the highest RX data rate supported.
1502  *      The top 3 bits of this field indicate the Maximum NSTS,total
1503  *      (a beamformee capability.)
1504  * @tx_mcs_map: TX MCS map 2 bits for each stream, total 8 streams
1505  * @tx_highest: Indicates highest long GI VHT PPDU data rate
1506  *      STA can transmit. Rate expressed in units of 1 Mbps.
1507  *      If this field is 0 this value should not be used to
1508  *      consider the highest TX data rate supported.
1509  *      The top 2 bits of this field are reserved, the
1510  *      3rd bit from the top indiciates VHT Extended NSS BW
1511  *      Capability.
1512  */
1513 struct ieee80211_vht_mcs_info {
1514         __le16 rx_mcs_map;
1515         __le16 rx_highest;
1516         __le16 tx_mcs_map;
1517         __le16 tx_highest;
1518 } __packed;
1519
1520 /* for rx_highest */
1521 #define IEEE80211_VHT_MAX_NSTS_TOTAL_SHIFT      13
1522 #define IEEE80211_VHT_MAX_NSTS_TOTAL_MASK       (7 << IEEE80211_VHT_MAX_NSTS_TOTAL_SHIFT)
1523
1524 /* for tx_highest */
1525 #define IEEE80211_VHT_EXT_NSS_BW_CAPABLE        (1 << 13)
1526
1527 /**
1528  * enum ieee80211_vht_mcs_support - VHT MCS support definitions
1529  * @IEEE80211_VHT_MCS_SUPPORT_0_7: MCSes 0-7 are supported for the
1530  *      number of streams
1531  * @IEEE80211_VHT_MCS_SUPPORT_0_8: MCSes 0-8 are supported
1532  * @IEEE80211_VHT_MCS_SUPPORT_0_9: MCSes 0-9 are supported
1533  * @IEEE80211_VHT_MCS_NOT_SUPPORTED: This number of streams isn't supported
1534  *
1535  * These definitions are used in each 2-bit subfield of the @rx_mcs_map
1536  * and @tx_mcs_map fields of &struct ieee80211_vht_mcs_info, which are
1537  * both split into 8 subfields by number of streams. These values indicate
1538  * which MCSes are supported for the number of streams the value appears
1539  * for.
1540  */
1541 enum ieee80211_vht_mcs_support {
1542         IEEE80211_VHT_MCS_SUPPORT_0_7   = 0,
1543         IEEE80211_VHT_MCS_SUPPORT_0_8   = 1,
1544         IEEE80211_VHT_MCS_SUPPORT_0_9   = 2,
1545         IEEE80211_VHT_MCS_NOT_SUPPORTED = 3,
1546 };
1547
1548 /**
1549  * struct ieee80211_vht_cap - VHT capabilities
1550  *
1551  * This structure is the "VHT capabilities element" as
1552  * described in 802.11ac D3.0 8.4.2.160
1553  * @vht_cap_info: VHT capability info
1554  * @supp_mcs: VHT MCS supported rates
1555  */
1556 struct ieee80211_vht_cap {
1557         __le32 vht_cap_info;
1558         struct ieee80211_vht_mcs_info supp_mcs;
1559 } __packed;
1560
1561 /**
1562  * enum ieee80211_vht_chanwidth - VHT channel width
1563  * @IEEE80211_VHT_CHANWIDTH_USE_HT: use the HT operation IE to
1564  *      determine the channel width (20 or 40 MHz)
1565  * @IEEE80211_VHT_CHANWIDTH_80MHZ: 80 MHz bandwidth
1566  * @IEEE80211_VHT_CHANWIDTH_160MHZ: 160 MHz bandwidth
1567  * @IEEE80211_VHT_CHANWIDTH_80P80MHZ: 80+80 MHz bandwidth
1568  */
1569 enum ieee80211_vht_chanwidth {
1570         IEEE80211_VHT_CHANWIDTH_USE_HT          = 0,
1571         IEEE80211_VHT_CHANWIDTH_80MHZ           = 1,
1572         IEEE80211_VHT_CHANWIDTH_160MHZ          = 2,
1573         IEEE80211_VHT_CHANWIDTH_80P80MHZ        = 3,
1574 };
1575
1576 /**
1577  * struct ieee80211_vht_operation - VHT operation IE
1578  *
1579  * This structure is the "VHT operation element" as
1580  * described in 802.11ac D3.0 8.4.2.161
1581  * @chan_width: Operating channel width
1582  * @center_freq_seg0_idx: center freq segment 0 index
1583  * @center_freq_seg1_idx: center freq segment 1 index
1584  * @basic_mcs_set: VHT Basic MCS rate set
1585  */
1586 struct ieee80211_vht_operation {
1587         u8 chan_width;
1588         u8 center_freq_seg0_idx;
1589         u8 center_freq_seg1_idx;
1590         __le16 basic_mcs_set;
1591 } __packed;
1592
1593 /**
1594  * struct ieee80211_he_cap_elem - HE capabilities element
1595  *
1596  * This structure is the "HE capabilities element" fixed fields as
1597  * described in P802.11ax_D4.0 section 9.4.2.242.2 and 9.4.2.242.3
1598  */
1599 struct ieee80211_he_cap_elem {
1600         u8 mac_cap_info[6];
1601         u8 phy_cap_info[11];
1602 } __packed;
1603
1604 #define IEEE80211_TX_RX_MCS_NSS_DESC_MAX_LEN    5
1605
1606 /**
1607  * enum ieee80211_he_mcs_support - HE MCS support definitions
1608  * @IEEE80211_HE_MCS_SUPPORT_0_7: MCSes 0-7 are supported for the
1609  *      number of streams
1610  * @IEEE80211_HE_MCS_SUPPORT_0_9: MCSes 0-9 are supported
1611  * @IEEE80211_HE_MCS_SUPPORT_0_11: MCSes 0-11 are supported
1612  * @IEEE80211_HE_MCS_NOT_SUPPORTED: This number of streams isn't supported
1613  *
1614  * These definitions are used in each 2-bit subfield of the rx_mcs_*
1615  * and tx_mcs_* fields of &struct ieee80211_he_mcs_nss_supp, which are
1616  * both split into 8 subfields by number of streams. These values indicate
1617  * which MCSes are supported for the number of streams the value appears
1618  * for.
1619  */
1620 enum ieee80211_he_mcs_support {
1621         IEEE80211_HE_MCS_SUPPORT_0_7    = 0,
1622         IEEE80211_HE_MCS_SUPPORT_0_9    = 1,
1623         IEEE80211_HE_MCS_SUPPORT_0_11   = 2,
1624         IEEE80211_HE_MCS_NOT_SUPPORTED  = 3,
1625 };
1626
1627 /**
1628  * struct ieee80211_he_mcs_nss_supp - HE Tx/Rx HE MCS NSS Support Field
1629  *
1630  * This structure holds the data required for the Tx/Rx HE MCS NSS Support Field
1631  * described in P802.11ax_D2.0 section 9.4.2.237.4
1632  *
1633  * @rx_mcs_80: Rx MCS map 2 bits for each stream, total 8 streams, for channel
1634  *     widths less than 80MHz.
1635  * @tx_mcs_80: Tx MCS map 2 bits for each stream, total 8 streams, for channel
1636  *     widths less than 80MHz.
1637  * @rx_mcs_160: Rx MCS map 2 bits for each stream, total 8 streams, for channel
1638  *     width 160MHz.
1639  * @tx_mcs_160: Tx MCS map 2 bits for each stream, total 8 streams, for channel
1640  *     width 160MHz.
1641  * @rx_mcs_80p80: Rx MCS map 2 bits for each stream, total 8 streams, for
1642  *     channel width 80p80MHz.
1643  * @tx_mcs_80p80: Tx MCS map 2 bits for each stream, total 8 streams, for
1644  *     channel width 80p80MHz.
1645  */
1646 struct ieee80211_he_mcs_nss_supp {
1647         __le16 rx_mcs_80;
1648         __le16 tx_mcs_80;
1649         __le16 rx_mcs_160;
1650         __le16 tx_mcs_160;
1651         __le16 rx_mcs_80p80;
1652         __le16 tx_mcs_80p80;
1653 } __packed;
1654
1655 /**
1656  * struct ieee80211_he_operation - HE capabilities element
1657  *
1658  * This structure is the "HE operation element" fields as
1659  * described in P802.11ax_D4.0 section 9.4.2.243
1660  */
1661 struct ieee80211_he_operation {
1662         __le32 he_oper_params;
1663         __le16 he_mcs_nss_set;
1664         /* Optional 0,1,3,4,5,7 or 8 bytes: depends on @he_oper_params */
1665         u8 optional[0];
1666 } __packed;
1667
1668 /**
1669  * struct ieee80211_he_spr - HE spatial reuse element
1670  *
1671  * This structure is the "HE spatial reuse element" element as
1672  * described in P802.11ax_D4.0 section 9.4.2.241
1673  */
1674 struct ieee80211_he_spr {
1675         u8 he_sr_control;
1676         /* Optional 0 to 19 bytes: depends on @he_sr_control */
1677         u8 optional[0];
1678 } __packed;
1679
1680 /**
1681  * struct ieee80211_he_mu_edca_param_ac_rec - MU AC Parameter Record field
1682  *
1683  * This structure is the "MU AC Parameter Record" fields as
1684  * described in P802.11ax_D4.0 section 9.4.2.245
1685  */
1686 struct ieee80211_he_mu_edca_param_ac_rec {
1687         u8 aifsn;
1688         u8 ecw_min_max;
1689         u8 mu_edca_timer;
1690 } __packed;
1691
1692 /**
1693  * struct ieee80211_mu_edca_param_set - MU EDCA Parameter Set element
1694  *
1695  * This structure is the "MU EDCA Parameter Set element" fields as
1696  * described in P802.11ax_D4.0 section 9.4.2.245
1697  */
1698 struct ieee80211_mu_edca_param_set {
1699         u8 mu_qos_info;
1700         struct ieee80211_he_mu_edca_param_ac_rec ac_be;
1701         struct ieee80211_he_mu_edca_param_ac_rec ac_bk;
1702         struct ieee80211_he_mu_edca_param_ac_rec ac_vi;
1703         struct ieee80211_he_mu_edca_param_ac_rec ac_vo;
1704 } __packed;
1705
1706 /* 802.11ac VHT Capabilities */
1707 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895                  0x00000000
1708 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991                  0x00000001
1709 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454                 0x00000002
1710 #define IEEE80211_VHT_CAP_MAX_MPDU_MASK                         0x00000003
1711 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ                0x00000004
1712 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ       0x00000008
1713 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_MASK                  0x0000000C
1714 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_SHIFT                 2
1715 #define IEEE80211_VHT_CAP_RXLDPC                                0x00000010
1716 #define IEEE80211_VHT_CAP_SHORT_GI_80                           0x00000020
1717 #define IEEE80211_VHT_CAP_SHORT_GI_160                          0x00000040
1718 #define IEEE80211_VHT_CAP_TXSTBC                                0x00000080
1719 #define IEEE80211_VHT_CAP_RXSTBC_1                              0x00000100
1720 #define IEEE80211_VHT_CAP_RXSTBC_2                              0x00000200
1721 #define IEEE80211_VHT_CAP_RXSTBC_3                              0x00000300
1722 #define IEEE80211_VHT_CAP_RXSTBC_4                              0x00000400
1723 #define IEEE80211_VHT_CAP_RXSTBC_MASK                           0x00000700
1724 #define IEEE80211_VHT_CAP_RXSTBC_SHIFT                          8
1725 #define IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE                 0x00000800
1726 #define IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE                 0x00001000
1727 #define IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT                  13
1728 #define IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK                   \
1729                 (7 << IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT)
1730 #define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT             16
1731 #define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK              \
1732                 (7 << IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT)
1733 #define IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE                 0x00080000
1734 #define IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE                 0x00100000
1735 #define IEEE80211_VHT_CAP_VHT_TXOP_PS                           0x00200000
1736 #define IEEE80211_VHT_CAP_HTC_VHT                               0x00400000
1737 #define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT      23
1738 #define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK       \
1739                 (7 << IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT)
1740 #define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_UNSOL_MFB     0x08000000
1741 #define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB       0x0c000000
1742 #define IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN                    0x10000000
1743 #define IEEE80211_VHT_CAP_TX_ANTENNA_PATTERN                    0x20000000
1744 #define IEEE80211_VHT_CAP_EXT_NSS_BW_SHIFT                      30
1745 #define IEEE80211_VHT_CAP_EXT_NSS_BW_MASK                       0xc0000000
1746
1747 /**
1748  * ieee80211_get_vht_max_nss - return max NSS for a given bandwidth/MCS
1749  * @cap: VHT capabilities of the peer
1750  * @bw: bandwidth to use
1751  * @mcs: MCS index to use
1752  * @ext_nss_bw_capable: indicates whether or not the local transmitter
1753  *      (rate scaling algorithm) can deal with the new logic
1754  *      (dot11VHTExtendedNSSBWCapable)
1755  * @max_vht_nss: current maximum NSS as advertised by the STA in
1756  *      operating mode notification, can be 0 in which case the
1757  *      capability data will be used to derive this (from MCS support)
1758  *
1759  * Due to the VHT Extended NSS Bandwidth Support, the maximum NSS can
1760  * vary for a given BW/MCS. This function parses the data.
1761  *
1762  * Note: This function is exported by cfg80211.
1763  */
1764 int ieee80211_get_vht_max_nss(struct ieee80211_vht_cap *cap,
1765                               enum ieee80211_vht_chanwidth bw,
1766                               int mcs, bool ext_nss_bw_capable,
1767                               unsigned int max_vht_nss);
1768
1769 /* 802.11ax HE MAC capabilities */
1770 #define IEEE80211_HE_MAC_CAP0_HTC_HE                            0x01
1771 #define IEEE80211_HE_MAC_CAP0_TWT_REQ                           0x02
1772 #define IEEE80211_HE_MAC_CAP0_TWT_RES                           0x04
1773 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_NOT_SUPP             0x00
1774 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_1              0x08
1775 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_2              0x10
1776 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_3              0x18
1777 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_MASK                 0x18
1778 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_1               0x00
1779 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_2               0x20
1780 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_4               0x40
1781 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_8               0x60
1782 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_16              0x80
1783 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_32              0xa0
1784 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_64              0xc0
1785 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_UNLIMITED       0xe0
1786 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_MASK            0xe0
1787
1788 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_UNLIMITED           0x00
1789 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_128                 0x01
1790 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_256                 0x02
1791 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_512                 0x03
1792 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_MASK                0x03
1793 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_0US                0x00
1794 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_8US                0x04
1795 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_16US               0x08
1796 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_MASK               0x0c
1797 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_1            0x00
1798 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_2            0x10
1799 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_3            0x20
1800 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_4            0x30
1801 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_5            0x40
1802 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_6            0x50
1803 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_7            0x60
1804 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_8            0x70
1805 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_MASK         0x70
1806
1807 /* Link adaptation is split between byte HE_MAC_CAP1 and
1808  * HE_MAC_CAP2. It should be set only if IEEE80211_HE_MAC_CAP0_HTC_HE
1809  * in which case the following values apply:
1810  * 0 = No feedback.
1811  * 1 = reserved.
1812  * 2 = Unsolicited feedback.
1813  * 3 = both
1814  */
1815 #define IEEE80211_HE_MAC_CAP1_LINK_ADAPTATION                   0x80
1816
1817 #define IEEE80211_HE_MAC_CAP2_LINK_ADAPTATION                   0x01
1818 #define IEEE80211_HE_MAC_CAP2_ALL_ACK                           0x02
1819 #define IEEE80211_HE_MAC_CAP2_TRS                               0x04
1820 #define IEEE80211_HE_MAC_CAP2_BSR                               0x08
1821 #define IEEE80211_HE_MAC_CAP2_BCAST_TWT                         0x10
1822 #define IEEE80211_HE_MAC_CAP2_32BIT_BA_BITMAP                   0x20
1823 #define IEEE80211_HE_MAC_CAP2_MU_CASCADING                      0x40
1824 #define IEEE80211_HE_MAC_CAP2_ACK_EN                            0x80
1825
1826 #define IEEE80211_HE_MAC_CAP3_OMI_CONTROL                       0x02
1827 #define IEEE80211_HE_MAC_CAP3_OFDMA_RA                          0x04
1828
1829 /* The maximum length of an A-MDPU is defined by the combination of the Maximum
1830  * A-MDPU Length Exponent field in the HT capabilities, VHT capabilities and the
1831  * same field in the HE capabilities.
1832  */
1833 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_USE_VHT 0x00
1834 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_VHT_1           0x08
1835 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_VHT_2           0x10
1836 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_RESERVED        0x18
1837 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_MASK            0x18
1838 #define IEEE80211_HE_MAC_CAP3_AMSDU_FRAG                        0x20
1839 #define IEEE80211_HE_MAC_CAP3_FLEX_TWT_SCHED                    0x40
1840 #define IEEE80211_HE_MAC_CAP3_RX_CTRL_FRAME_TO_MULTIBSS         0x80
1841
1842 #define IEEE80211_HE_MAC_CAP4_BSRP_BQRP_A_MPDU_AGG              0x01
1843 #define IEEE80211_HE_MAC_CAP4_QTP                               0x02
1844 #define IEEE80211_HE_MAC_CAP4_BQR                               0x04
1845 #define IEEE80211_HE_MAC_CAP4_SRP_RESP                          0x08
1846 #define IEEE80211_HE_MAC_CAP4_NDP_FB_REP                        0x10
1847 #define IEEE80211_HE_MAC_CAP4_OPS                               0x20
1848 #define IEEE80211_HE_MAC_CAP4_AMDSU_IN_AMPDU                    0x40
1849 /* Multi TID agg TX is split between byte #4 and #5
1850  * The value is a combination of B39,B40,B41
1851  */
1852 #define IEEE80211_HE_MAC_CAP4_MULTI_TID_AGG_TX_QOS_B39          0x80
1853
1854 #define IEEE80211_HE_MAC_CAP5_MULTI_TID_AGG_TX_QOS_B40          0x01
1855 #define IEEE80211_HE_MAC_CAP5_MULTI_TID_AGG_TX_QOS_B41          0x02
1856 #define IEEE80211_HE_MAC_CAP5_SUBCHAN_SELECVITE_TRANSMISSION    0x04
1857 #define IEEE80211_HE_MAC_CAP5_UL_2x996_TONE_RU                  0x08
1858 #define IEEE80211_HE_MAC_CAP5_OM_CTRL_UL_MU_DATA_DIS_RX         0x10
1859 #define IEEE80211_HE_MAC_CAP5_HE_DYNAMIC_SM_PS                  0x20
1860 #define IEEE80211_HE_MAC_CAP5_PUNCTURED_SOUNDING                0x40
1861 #define IEEE80211_HE_MAC_CAP5_HT_VHT_TRIG_FRAME_RX              0x80
1862
1863 /* 802.11ax HE PHY capabilities */
1864 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G             0x02
1865 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G       0x04
1866 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G            0x08
1867 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G      0x10
1868 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_2G        0x20
1869 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_5G        0x40
1870 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_MASK                    0xfe
1871
1872 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_80MHZ_ONLY_SECOND_20MHZ  0x01
1873 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_80MHZ_ONLY_SECOND_40MHZ  0x02
1874 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_160MHZ_ONLY_SECOND_20MHZ 0x04
1875 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_160MHZ_ONLY_SECOND_40MHZ 0x08
1876 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_MASK                     0x0f
1877 #define IEEE80211_HE_PHY_CAP1_DEVICE_CLASS_A                            0x10
1878 #define IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD                    0x20
1879 #define IEEE80211_HE_PHY_CAP1_HE_LTF_AND_GI_FOR_HE_PPDUS_0_8US          0x40
1880 /* Midamble RX/TX Max NSTS is split between byte #2 and byte #3 */
1881 #define IEEE80211_HE_PHY_CAP1_MIDAMBLE_RX_TX_MAX_NSTS                   0x80
1882
1883 #define IEEE80211_HE_PHY_CAP2_MIDAMBLE_RX_TX_MAX_NSTS                   0x01
1884 #define IEEE80211_HE_PHY_CAP2_NDP_4x_LTF_AND_3_2US                      0x02
1885 #define IEEE80211_HE_PHY_CAP2_STBC_TX_UNDER_80MHZ                       0x04
1886 #define IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ                       0x08
1887 #define IEEE80211_HE_PHY_CAP2_DOPPLER_TX                                0x10
1888 #define IEEE80211_HE_PHY_CAP2_DOPPLER_RX                                0x20
1889
1890 /* Note that the meaning of UL MU below is different between an AP and a non-AP
1891  * sta, where in the AP case it indicates support for Rx and in the non-AP sta
1892  * case it indicates support for Tx.
1893  */
1894 #define IEEE80211_HE_PHY_CAP2_UL_MU_FULL_MU_MIMO                        0x40
1895 #define IEEE80211_HE_PHY_CAP2_UL_MU_PARTIAL_MU_MIMO                     0x80
1896
1897 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_NO_DCM                   0x00
1898 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_BPSK                     0x01
1899 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_QPSK                     0x02
1900 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_16_QAM                   0x03
1901 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_MASK                     0x03
1902 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_TX_NSS_1                          0x00
1903 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_TX_NSS_2                          0x04
1904 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_NO_DCM                   0x00
1905 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_BPSK                     0x08
1906 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_QPSK                     0x10
1907 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_16_QAM                   0x18
1908 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_MASK                     0x18
1909 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_RX_NSS_1                          0x00
1910 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_RX_NSS_2                          0x20
1911 #define IEEE80211_HE_PHY_CAP3_RX_HE_MU_PPDU_FROM_NON_AP_STA             0x40
1912 #define IEEE80211_HE_PHY_CAP3_SU_BEAMFORMER                             0x80
1913
1914 #define IEEE80211_HE_PHY_CAP4_SU_BEAMFORMEE                             0x01
1915 #define IEEE80211_HE_PHY_CAP4_MU_BEAMFORMER                             0x02
1916
1917 /* Minimal allowed value of Max STS under 80MHz is 3 */
1918 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_4          0x0c
1919 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_5          0x10
1920 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_6          0x14
1921 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_7          0x18
1922 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_8          0x1c
1923 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_MASK       0x1c
1924
1925 /* Minimal allowed value of Max STS above 80MHz is 3 */
1926 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_4          0x60
1927 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_5          0x80
1928 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_6          0xa0
1929 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_7          0xc0
1930 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_8          0xe0
1931 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_MASK       0xe0
1932
1933 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_1      0x00
1934 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_2      0x01
1935 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_3      0x02
1936 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_4      0x03
1937 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_5      0x04
1938 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_6      0x05
1939 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_7      0x06
1940 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_8      0x07
1941 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK   0x07
1942
1943 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_1      0x00
1944 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_2      0x08
1945 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_3      0x10
1946 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_4      0x18
1947 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_5      0x20
1948 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_6      0x28
1949 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_7      0x30
1950 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_8      0x38
1951 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_MASK   0x38
1952
1953 #define IEEE80211_HE_PHY_CAP5_NG16_SU_FEEDBACK                          0x40
1954 #define IEEE80211_HE_PHY_CAP5_NG16_MU_FEEDBACK                          0x80
1955
1956 #define IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_42_SU                       0x01
1957 #define IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_75_MU                       0x02
1958 #define IEEE80211_HE_PHY_CAP6_TRIG_SU_BEAMFORMER_FB                     0x04
1959 #define IEEE80211_HE_PHY_CAP6_TRIG_MU_BEAMFORMER_FB                     0x08
1960 #define IEEE80211_HE_PHY_CAP6_TRIG_CQI_FB                               0x10
1961 #define IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE                      0x20
1962 #define IEEE80211_HE_PHY_CAP6_PARTIAL_BANDWIDTH_DL_MUMIMO               0x40
1963 #define IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT                     0x80
1964
1965 #define IEEE80211_HE_PHY_CAP7_SRP_BASED_SR                              0x01
1966 #define IEEE80211_HE_PHY_CAP7_POWER_BOOST_FACTOR_AR                     0x02
1967 #define IEEE80211_HE_PHY_CAP7_HE_SU_MU_PPDU_4XLTF_AND_08_US_GI          0x04
1968 #define IEEE80211_HE_PHY_CAP7_MAX_NC_1                                  0x08
1969 #define IEEE80211_HE_PHY_CAP7_MAX_NC_2                                  0x10
1970 #define IEEE80211_HE_PHY_CAP7_MAX_NC_3                                  0x18
1971 #define IEEE80211_HE_PHY_CAP7_MAX_NC_4                                  0x20
1972 #define IEEE80211_HE_PHY_CAP7_MAX_NC_5                                  0x28
1973 #define IEEE80211_HE_PHY_CAP7_MAX_NC_6                                  0x30
1974 #define IEEE80211_HE_PHY_CAP7_MAX_NC_7                                  0x38
1975 #define IEEE80211_HE_PHY_CAP7_MAX_NC_MASK                               0x38
1976 #define IEEE80211_HE_PHY_CAP7_STBC_TX_ABOVE_80MHZ                       0x40
1977 #define IEEE80211_HE_PHY_CAP7_STBC_RX_ABOVE_80MHZ                       0x80
1978
1979 #define IEEE80211_HE_PHY_CAP8_HE_ER_SU_PPDU_4XLTF_AND_08_US_GI          0x01
1980 #define IEEE80211_HE_PHY_CAP8_20MHZ_IN_40MHZ_HE_PPDU_IN_2G              0x02
1981 #define IEEE80211_HE_PHY_CAP8_20MHZ_IN_160MHZ_HE_PPDU                   0x04
1982 #define IEEE80211_HE_PHY_CAP8_80MHZ_IN_160MHZ_HE_PPDU                   0x08
1983 #define IEEE80211_HE_PHY_CAP8_HE_ER_SU_1XLTF_AND_08_US_GI               0x10
1984 #define IEEE80211_HE_PHY_CAP8_MIDAMBLE_RX_TX_2X_AND_1XLTF               0x20
1985 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_242                            0x00
1986 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_484                            0x40
1987 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_996                            0x80
1988 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_2x996                          0xc0
1989 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_MASK                           0xc0
1990
1991 #define IEEE80211_HE_PHY_CAP9_LONGER_THAN_16_SIGB_OFDM_SYM              0x01
1992 #define IEEE80211_HE_PHY_CAP9_NON_TRIGGERED_CQI_FEEDBACK                0x02
1993 #define IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU         0x04
1994 #define IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU         0x08
1995 #define IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_COMP_SIGB     0x10
1996 #define IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_NON_COMP_SIGB 0x20
1997 #define IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_0US                   0x00
1998 #define IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_8US                   0x40
1999 #define IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_16US                  0x80
2000 #define IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_RESERVED              0xc0
2001 #define IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_MASK                  0xc0
2002
2003 /* 802.11ax HE TX/RX MCS NSS Support  */
2004 #define IEEE80211_TX_RX_MCS_NSS_SUPP_HIGHEST_MCS_POS                    (3)
2005 #define IEEE80211_TX_RX_MCS_NSS_SUPP_TX_BITMAP_POS                      (6)
2006 #define IEEE80211_TX_RX_MCS_NSS_SUPP_RX_BITMAP_POS                      (11)
2007 #define IEEE80211_TX_RX_MCS_NSS_SUPP_TX_BITMAP_MASK                     0x07c0
2008 #define IEEE80211_TX_RX_MCS_NSS_SUPP_RX_BITMAP_MASK                     0xf800
2009
2010 /* TX/RX HE MCS Support field Highest MCS subfield encoding */
2011 enum ieee80211_he_highest_mcs_supported_subfield_enc {
2012         HIGHEST_MCS_SUPPORTED_MCS7 = 0,
2013         HIGHEST_MCS_SUPPORTED_MCS8,
2014         HIGHEST_MCS_SUPPORTED_MCS9,
2015         HIGHEST_MCS_SUPPORTED_MCS10,
2016         HIGHEST_MCS_SUPPORTED_MCS11,
2017 };
2018
2019 /* Calculate 802.11ax HE capabilities IE Tx/Rx HE MCS NSS Support Field size */
2020 static inline u8
2021 ieee80211_he_mcs_nss_size(const struct ieee80211_he_cap_elem *he_cap)
2022 {
2023         u8 count = 4;
2024
2025         if (he_cap->phy_cap_info[0] &
2026             IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G)
2027                 count += 4;
2028
2029         if (he_cap->phy_cap_info[0] &
2030             IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G)
2031                 count += 4;
2032
2033         return count;
2034 }
2035
2036 /* 802.11ax HE PPE Thresholds */
2037 #define IEEE80211_PPE_THRES_NSS_SUPPORT_2NSS                    (1)
2038 #define IEEE80211_PPE_THRES_NSS_POS                             (0)
2039 #define IEEE80211_PPE_THRES_NSS_MASK                            (7)
2040 #define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_2x966_AND_966_RU   \
2041         (BIT(5) | BIT(6))
2042 #define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK               0x78
2043 #define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_POS                (3)
2044 #define IEEE80211_PPE_THRES_INFO_PPET_SIZE                      (3)
2045
2046 /*
2047  * Calculate 802.11ax HE capabilities IE PPE field size
2048  * Input: Header byte of ppe_thres (first byte), and HE capa IE's PHY cap u8*
2049  */
2050 static inline u8
2051 ieee80211_he_ppe_size(u8 ppe_thres_hdr, const u8 *phy_cap_info)
2052 {
2053         u8 n;
2054
2055         if ((phy_cap_info[6] &
2056              IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) == 0)
2057                 return 0;
2058
2059         n = hweight8(ppe_thres_hdr &
2060                      IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK);
2061         n *= (1 + ((ppe_thres_hdr & IEEE80211_PPE_THRES_NSS_MASK) >>
2062                    IEEE80211_PPE_THRES_NSS_POS));
2063
2064         /*
2065          * Each pair is 6 bits, and we need to add the 7 "header" bits to the
2066          * total size.
2067          */
2068         n = (n * IEEE80211_PPE_THRES_INFO_PPET_SIZE * 2) + 7;
2069         n = DIV_ROUND_UP(n, 8);
2070
2071         return n;
2072 }
2073
2074 /* HE Operation defines */
2075 #define IEEE80211_HE_OPERATION_DFLT_PE_DURATION_MASK            0x00000003
2076 #define IEEE80211_HE_OPERATION_TWT_REQUIRED                     0x00000008
2077 #define IEEE80211_HE_OPERATION_RTS_THRESHOLD_MASK               0x00003ff0
2078 #define IEEE80211_HE_OPERATION_RTS_THRESHOLD_OFFSET             4
2079 #define IEEE80211_HE_OPERATION_VHT_OPER_INFO                    0x00004000
2080 #define IEEE80211_HE_OPERATION_CO_HOSTED_BSS                    0x00008000
2081 #define IEEE80211_HE_OPERATION_ER_SU_DISABLE                    0x00010000
2082 #define IEEE80211_HE_OPERATION_6GHZ_OP_INFO                     0x00020000
2083 #define IEEE80211_HE_OPERATION_BSS_COLOR_MASK                   0x3f000000
2084 #define IEEE80211_HE_OPERATION_BSS_COLOR_OFFSET                 24
2085 #define IEEE80211_HE_OPERATION_PARTIAL_BSS_COLOR                0x40000000
2086 #define IEEE80211_HE_OPERATION_BSS_COLOR_DISABLED               0x80000000
2087
2088 /*
2089  * ieee80211_he_oper_size - calculate 802.11ax HE Operations IE size
2090  * @he_oper_ie: byte data of the He Operations IE, stating from the byte
2091  *      after the ext ID byte. It is assumed that he_oper_ie has at least
2092  *      sizeof(struct ieee80211_he_operation) bytes, the caller must have
2093  *      validated this.
2094  * @return the actual size of the IE data (not including header), or 0 on error
2095  */
2096 static inline u8
2097 ieee80211_he_oper_size(const u8 *he_oper_ie)
2098 {
2099         struct ieee80211_he_operation *he_oper = (void *)he_oper_ie;
2100         u8 oper_len = sizeof(struct ieee80211_he_operation);
2101         u32 he_oper_params;
2102
2103         /* Make sure the input is not NULL */
2104         if (!he_oper_ie)
2105                 return 0;
2106
2107         /* Calc required length */
2108         he_oper_params = le32_to_cpu(he_oper->he_oper_params);
2109         if (he_oper_params & IEEE80211_HE_OPERATION_VHT_OPER_INFO)
2110                 oper_len += 3;
2111         if (he_oper_params & IEEE80211_HE_OPERATION_CO_HOSTED_BSS)
2112                 oper_len++;
2113         if (he_oper_params & IEEE80211_HE_OPERATION_6GHZ_OP_INFO)
2114                 oper_len += 4;
2115
2116         /* Add the first byte (extension ID) to the total length */
2117         oper_len++;
2118
2119         return oper_len;
2120 }
2121
2122 /* HE Spatial Reuse defines */
2123 #define IEEE80211_HE_SPR_NON_SRG_OFFSET_PRESENT                 0x4
2124 #define IEEE80211_HE_SPR_SRG_INFORMATION_PRESENT                0x8
2125
2126 /*
2127  * ieee80211_he_spr_size - calculate 802.11ax HE Spatial Reuse IE size
2128  * @he_spr_ie: byte data of the He Spatial Reuse IE, stating from the byte
2129  *      after the ext ID byte. It is assumed that he_spr_ie has at least
2130  *      sizeof(struct ieee80211_he_spr) bytes, the caller must have validated
2131  *      this
2132  * @return the actual size of the IE data (not including header), or 0 on error
2133  */
2134 static inline u8
2135 ieee80211_he_spr_size(const u8 *he_spr_ie)
2136 {
2137         struct ieee80211_he_spr *he_spr = (void *)he_spr_ie;
2138         u8 spr_len = sizeof(struct ieee80211_he_spr);
2139         u8 he_spr_params;
2140
2141         /* Make sure the input is not NULL */
2142         if (!he_spr_ie)
2143                 return 0;
2144
2145         /* Calc required length */
2146         he_spr_params = he_spr->he_sr_control;
2147         if (he_spr_params & IEEE80211_HE_SPR_NON_SRG_OFFSET_PRESENT)
2148                 spr_len++;
2149         if (he_spr_params & IEEE80211_HE_SPR_SRG_INFORMATION_PRESENT)
2150                 spr_len += 18;
2151
2152         /* Add the first byte (extension ID) to the total length */
2153         spr_len++;
2154
2155         return spr_len;
2156 }
2157
2158 /* Authentication algorithms */
2159 #define WLAN_AUTH_OPEN 0
2160 #define WLAN_AUTH_SHARED_KEY 1
2161 #define WLAN_AUTH_FT 2
2162 #define WLAN_AUTH_SAE 3
2163 #define WLAN_AUTH_FILS_SK 4
2164 #define WLAN_AUTH_FILS_SK_PFS 5
2165 #define WLAN_AUTH_FILS_PK 6
2166 #define WLAN_AUTH_LEAP 128
2167
2168 #define WLAN_AUTH_CHALLENGE_LEN 128
2169
2170 #define WLAN_CAPABILITY_ESS             (1<<0)
2171 #define WLAN_CAPABILITY_IBSS            (1<<1)
2172
2173 /*
2174  * A mesh STA sets the ESS and IBSS capability bits to zero.
2175  * however, this holds true for p2p probe responses (in the p2p_find
2176  * phase) as well.
2177  */
2178 #define WLAN_CAPABILITY_IS_STA_BSS(cap) \
2179         (!((cap) & (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS)))
2180
2181 #define WLAN_CAPABILITY_CF_POLLABLE     (1<<2)
2182 #define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3)
2183 #define WLAN_CAPABILITY_PRIVACY         (1<<4)
2184 #define WLAN_CAPABILITY_SHORT_PREAMBLE  (1<<5)
2185 #define WLAN_CAPABILITY_PBCC            (1<<6)
2186 #define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7)
2187
2188 /* 802.11h */
2189 #define WLAN_CAPABILITY_SPECTRUM_MGMT   (1<<8)
2190 #define WLAN_CAPABILITY_QOS             (1<<9)
2191 #define WLAN_CAPABILITY_SHORT_SLOT_TIME (1<<10)
2192 #define WLAN_CAPABILITY_APSD            (1<<11)
2193 #define WLAN_CAPABILITY_RADIO_MEASURE   (1<<12)
2194 #define WLAN_CAPABILITY_DSSS_OFDM       (1<<13)
2195 #define WLAN_CAPABILITY_DEL_BACK        (1<<14)
2196 #define WLAN_CAPABILITY_IMM_BACK        (1<<15)
2197
2198 /* DMG (60gHz) 802.11ad */
2199 /* type - bits 0..1 */
2200 #define WLAN_CAPABILITY_DMG_TYPE_MASK           (3<<0)
2201 #define WLAN_CAPABILITY_DMG_TYPE_IBSS           (1<<0) /* Tx by: STA */
2202 #define WLAN_CAPABILITY_DMG_TYPE_PBSS           (2<<0) /* Tx by: PCP */
2203 #define WLAN_CAPABILITY_DMG_TYPE_AP             (3<<0) /* Tx by: AP */
2204
2205 #define WLAN_CAPABILITY_DMG_CBAP_ONLY           (1<<2)
2206 #define WLAN_CAPABILITY_DMG_CBAP_SOURCE         (1<<3)
2207 #define WLAN_CAPABILITY_DMG_PRIVACY             (1<<4)
2208 #define WLAN_CAPABILITY_DMG_ECPAC               (1<<5)
2209
2210 #define WLAN_CAPABILITY_DMG_SPECTRUM_MGMT       (1<<8)
2211 #define WLAN_CAPABILITY_DMG_RADIO_MEASURE       (1<<12)
2212
2213 /* measurement */
2214 #define IEEE80211_SPCT_MSR_RPRT_MODE_LATE       (1<<0)
2215 #define IEEE80211_SPCT_MSR_RPRT_MODE_INCAPABLE  (1<<1)
2216 #define IEEE80211_SPCT_MSR_RPRT_MODE_REFUSED    (1<<2)
2217
2218 #define IEEE80211_SPCT_MSR_RPRT_TYPE_BASIC      0
2219 #define IEEE80211_SPCT_MSR_RPRT_TYPE_CCA        1
2220 #define IEEE80211_SPCT_MSR_RPRT_TYPE_RPI        2
2221 #define IEEE80211_SPCT_MSR_RPRT_TYPE_LCI        8
2222 #define IEEE80211_SPCT_MSR_RPRT_TYPE_CIVIC      11
2223
2224 /* 802.11g ERP information element */
2225 #define WLAN_ERP_NON_ERP_PRESENT (1<<0)
2226 #define WLAN_ERP_USE_PROTECTION (1<<1)
2227 #define WLAN_ERP_BARKER_PREAMBLE (1<<2)
2228
2229 /* WLAN_ERP_BARKER_PREAMBLE values */
2230 enum {
2231         WLAN_ERP_PREAMBLE_SHORT = 0,
2232         WLAN_ERP_PREAMBLE_LONG = 1,
2233 };
2234
2235 /* Band ID, 802.11ad #8.4.1.45 */
2236 enum {
2237         IEEE80211_BANDID_TV_WS = 0, /* TV white spaces */
2238         IEEE80211_BANDID_SUB1  = 1, /* Sub-1 GHz (excluding TV white spaces) */
2239         IEEE80211_BANDID_2G    = 2, /* 2.4 GHz */
2240         IEEE80211_BANDID_3G    = 3, /* 3.6 GHz */
2241         IEEE80211_BANDID_5G    = 4, /* 4.9 and 5 GHz */
2242         IEEE80211_BANDID_60G   = 5, /* 60 GHz */
2243 };
2244
2245 /* Status codes */
2246 enum ieee80211_statuscode {
2247         WLAN_STATUS_SUCCESS = 0,
2248         WLAN_STATUS_UNSPECIFIED_FAILURE = 1,
2249         WLAN_STATUS_CAPS_UNSUPPORTED = 10,
2250         WLAN_STATUS_REASSOC_NO_ASSOC = 11,
2251         WLAN_STATUS_ASSOC_DENIED_UNSPEC = 12,
2252         WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG = 13,
2253         WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION = 14,
2254         WLAN_STATUS_CHALLENGE_FAIL = 15,
2255         WLAN_STATUS_AUTH_TIMEOUT = 16,
2256         WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA = 17,
2257         WLAN_STATUS_ASSOC_DENIED_RATES = 18,
2258         /* 802.11b */
2259         WLAN_STATUS_ASSOC_DENIED_NOSHORTPREAMBLE = 19,
2260         WLAN_STATUS_ASSOC_DENIED_NOPBCC = 20,
2261         WLAN_STATUS_ASSOC_DENIED_NOAGILITY = 21,
2262         /* 802.11h */
2263         WLAN_STATUS_ASSOC_DENIED_NOSPECTRUM = 22,
2264         WLAN_STATUS_ASSOC_REJECTED_BAD_POWER = 23,
2265         WLAN_STATUS_ASSOC_REJECTED_BAD_SUPP_CHAN = 24,
2266         /* 802.11g */
2267         WLAN_STATUS_ASSOC_DENIED_NOSHORTTIME = 25,
2268         WLAN_STATUS_ASSOC_DENIED_NODSSSOFDM = 26,
2269         /* 802.11w */
2270         WLAN_STATUS_ASSOC_REJECTED_TEMPORARILY = 30,
2271         WLAN_STATUS_ROBUST_MGMT_FRAME_POLICY_VIOLATION = 31,
2272         /* 802.11i */
2273         WLAN_STATUS_INVALID_IE = 40,
2274         WLAN_STATUS_INVALID_GROUP_CIPHER = 41,
2275         WLAN_STATUS_INVALID_PAIRWISE_CIPHER = 42,
2276         WLAN_STATUS_INVALID_AKMP = 43,
2277         WLAN_STATUS_UNSUPP_RSN_VERSION = 44,
2278         WLAN_STATUS_INVALID_RSN_IE_CAP = 45,
2279         WLAN_STATUS_CIPHER_SUITE_REJECTED = 46,
2280         /* 802.11e */
2281         WLAN_STATUS_UNSPECIFIED_QOS = 32,
2282         WLAN_STATUS_ASSOC_DENIED_NOBANDWIDTH = 33,
2283         WLAN_STATUS_ASSOC_DENIED_LOWACK = 34,
2284         WLAN_STATUS_ASSOC_DENIED_UNSUPP_QOS = 35,
2285         WLAN_STATUS_REQUEST_DECLINED = 37,
2286         WLAN_STATUS_INVALID_QOS_PARAM = 38,
2287         WLAN_STATUS_CHANGE_TSPEC = 39,
2288         WLAN_STATUS_WAIT_TS_DELAY = 47,
2289         WLAN_STATUS_NO_DIRECT_LINK = 48,
2290         WLAN_STATUS_STA_NOT_PRESENT = 49,
2291         WLAN_STATUS_STA_NOT_QSTA = 50,
2292         /* 802.11s */
2293         WLAN_STATUS_ANTI_CLOG_REQUIRED = 76,
2294         WLAN_STATUS_FCG_NOT_SUPP = 78,
2295         WLAN_STATUS_STA_NO_TBTT = 78,
2296         /* 802.11ad */
2297         WLAN_STATUS_REJECTED_WITH_SUGGESTED_CHANGES = 39,
2298         WLAN_STATUS_REJECTED_FOR_DELAY_PERIOD = 47,
2299         WLAN_STATUS_REJECT_WITH_SCHEDULE = 83,
2300         WLAN_STATUS_PENDING_ADMITTING_FST_SESSION = 86,
2301         WLAN_STATUS_PERFORMING_FST_NOW = 87,
2302         WLAN_STATUS_PENDING_GAP_IN_BA_WINDOW = 88,
2303         WLAN_STATUS_REJECT_U_PID_SETTING = 89,
2304         WLAN_STATUS_REJECT_DSE_BAND = 96,
2305         WLAN_STATUS_DENIED_WITH_SUGGESTED_BAND_AND_CHANNEL = 99,
2306         WLAN_STATUS_DENIED_DUE_TO_SPECTRUM_MANAGEMENT = 103,
2307         /* 802.11ai */
2308         WLAN_STATUS_FILS_AUTHENTICATION_FAILURE = 108,
2309         WLAN_STATUS_UNKNOWN_AUTHENTICATION_SERVER = 109,
2310 };
2311
2312
2313 /* Reason codes */
2314 enum ieee80211_reasoncode {
2315         WLAN_REASON_UNSPECIFIED = 1,
2316         WLAN_REASON_PREV_AUTH_NOT_VALID = 2,
2317         WLAN_REASON_DEAUTH_LEAVING = 3,
2318         WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY = 4,
2319         WLAN_REASON_DISASSOC_AP_BUSY = 5,
2320         WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA = 6,
2321         WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA = 7,
2322         WLAN_REASON_DISASSOC_STA_HAS_LEFT = 8,
2323         WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH = 9,
2324         /* 802.11h */
2325         WLAN_REASON_DISASSOC_BAD_POWER = 10,
2326         WLAN_REASON_DISASSOC_BAD_SUPP_CHAN = 11,
2327         /* 802.11i */
2328         WLAN_REASON_INVALID_IE = 13,
2329         WLAN_REASON_MIC_FAILURE = 14,
2330         WLAN_REASON_4WAY_HANDSHAKE_TIMEOUT = 15,
2331         WLAN_REASON_GROUP_KEY_HANDSHAKE_TIMEOUT = 16,
2332         WLAN_REASON_IE_DIFFERENT = 17,
2333         WLAN_REASON_INVALID_GROUP_CIPHER = 18,
2334         WLAN_REASON_INVALID_PAIRWISE_CIPHER = 19,
2335         WLAN_REASON_INVALID_AKMP = 20,
2336         WLAN_REASON_UNSUPP_RSN_VERSION = 21,
2337         WLAN_REASON_INVALID_RSN_IE_CAP = 22,
2338         WLAN_REASON_IEEE8021X_FAILED = 23,
2339         WLAN_REASON_CIPHER_SUITE_REJECTED = 24,
2340         /* TDLS (802.11z) */
2341         WLAN_REASON_TDLS_TEARDOWN_UNREACHABLE = 25,
2342         WLAN_REASON_TDLS_TEARDOWN_UNSPECIFIED = 26,
2343         /* 802.11e */
2344         WLAN_REASON_DISASSOC_UNSPECIFIED_QOS = 32,
2345         WLAN_REASON_DISASSOC_QAP_NO_BANDWIDTH = 33,
2346         WLAN_REASON_DISASSOC_LOW_ACK = 34,
2347         WLAN_REASON_DISASSOC_QAP_EXCEED_TXOP = 35,
2348         WLAN_REASON_QSTA_LEAVE_QBSS = 36,
2349         WLAN_REASON_QSTA_NOT_USE = 37,
2350         WLAN_REASON_QSTA_REQUIRE_SETUP = 38,
2351         WLAN_REASON_QSTA_TIMEOUT = 39,
2352         WLAN_REASON_QSTA_CIPHER_NOT_SUPP = 45,
2353         /* 802.11s */
2354         WLAN_REASON_MESH_PEER_CANCELED = 52,
2355         WLAN_REASON_MESH_MAX_PEERS = 53,
2356         WLAN_REASON_MESH_CONFIG = 54,
2357         WLAN_REASON_MESH_CLOSE = 55,
2358         WLAN_REASON_MESH_MAX_RETRIES = 56,
2359         WLAN_REASON_MESH_CONFIRM_TIMEOUT = 57,
2360         WLAN_REASON_MESH_INVALID_GTK = 58,
2361         WLAN_REASON_MESH_INCONSISTENT_PARAM = 59,
2362         WLAN_REASON_MESH_INVALID_SECURITY = 60,
2363         WLAN_REASON_MESH_PATH_ERROR = 61,
2364         WLAN_REASON_MESH_PATH_NOFORWARD = 62,
2365         WLAN_REASON_MESH_PATH_DEST_UNREACHABLE = 63,
2366         WLAN_REASON_MAC_EXISTS_IN_MBSS = 64,
2367         WLAN_REASON_MESH_CHAN_REGULATORY = 65,
2368         WLAN_REASON_MESH_CHAN = 66,
2369 };
2370
2371
2372 /* Information Element IDs */
2373 enum ieee80211_eid {
2374         WLAN_EID_SSID = 0,
2375         WLAN_EID_SUPP_RATES = 1,
2376         WLAN_EID_FH_PARAMS = 2, /* reserved now */
2377         WLAN_EID_DS_PARAMS = 3,
2378         WLAN_EID_CF_PARAMS = 4,
2379         WLAN_EID_TIM = 5,
2380         WLAN_EID_IBSS_PARAMS = 6,
2381         WLAN_EID_COUNTRY = 7,
2382         /* 8, 9 reserved */
2383         WLAN_EID_REQUEST = 10,
2384         WLAN_EID_QBSS_LOAD = 11,
2385         WLAN_EID_EDCA_PARAM_SET = 12,
2386         WLAN_EID_TSPEC = 13,
2387         WLAN_EID_TCLAS = 14,
2388         WLAN_EID_SCHEDULE = 15,
2389         WLAN_EID_CHALLENGE = 16,
2390         /* 17-31 reserved for challenge text extension */
2391         WLAN_EID_PWR_CONSTRAINT = 32,
2392         WLAN_EID_PWR_CAPABILITY = 33,
2393         WLAN_EID_TPC_REQUEST = 34,
2394         WLAN_EID_TPC_REPORT = 35,
2395         WLAN_EID_SUPPORTED_CHANNELS = 36,
2396         WLAN_EID_CHANNEL_SWITCH = 37,
2397         WLAN_EID_MEASURE_REQUEST = 38,
2398         WLAN_EID_MEASURE_REPORT = 39,
2399         WLAN_EID_QUIET = 40,
2400         WLAN_EID_IBSS_DFS = 41,
2401         WLAN_EID_ERP_INFO = 42,
2402         WLAN_EID_TS_DELAY = 43,
2403         WLAN_EID_TCLAS_PROCESSING = 44,
2404         WLAN_EID_HT_CAPABILITY = 45,
2405         WLAN_EID_QOS_CAPA = 46,
2406         /* 47 reserved for Broadcom */
2407         WLAN_EID_RSN = 48,
2408         WLAN_EID_802_15_COEX = 49,
2409         WLAN_EID_EXT_SUPP_RATES = 50,
2410         WLAN_EID_AP_CHAN_REPORT = 51,
2411         WLAN_EID_NEIGHBOR_REPORT = 52,
2412         WLAN_EID_RCPI = 53,
2413         WLAN_EID_MOBILITY_DOMAIN = 54,
2414         WLAN_EID_FAST_BSS_TRANSITION = 55,
2415         WLAN_EID_TIMEOUT_INTERVAL = 56,
2416         WLAN_EID_RIC_DATA = 57,
2417         WLAN_EID_DSE_REGISTERED_LOCATION = 58,
2418         WLAN_EID_SUPPORTED_REGULATORY_CLASSES = 59,
2419         WLAN_EID_EXT_CHANSWITCH_ANN = 60,
2420         WLAN_EID_HT_OPERATION = 61,
2421         WLAN_EID_SECONDARY_CHANNEL_OFFSET = 62,
2422         WLAN_EID_BSS_AVG_ACCESS_DELAY = 63,
2423         WLAN_EID_ANTENNA_INFO = 64,
2424         WLAN_EID_RSNI = 65,
2425         WLAN_EID_MEASUREMENT_PILOT_TX_INFO = 66,
2426         WLAN_EID_BSS_AVAILABLE_CAPACITY = 67,
2427         WLAN_EID_BSS_AC_ACCESS_DELAY = 68,
2428         WLAN_EID_TIME_ADVERTISEMENT = 69,
2429         WLAN_EID_RRM_ENABLED_CAPABILITIES = 70,
2430         WLAN_EID_MULTIPLE_BSSID = 71,
2431         WLAN_EID_BSS_COEX_2040 = 72,
2432         WLAN_EID_BSS_INTOLERANT_CHL_REPORT = 73,
2433         WLAN_EID_OVERLAP_BSS_SCAN_PARAM = 74,
2434         WLAN_EID_RIC_DESCRIPTOR = 75,
2435         WLAN_EID_MMIE = 76,
2436         WLAN_EID_ASSOC_COMEBACK_TIME = 77,
2437         WLAN_EID_EVENT_REQUEST = 78,
2438         WLAN_EID_EVENT_REPORT = 79,
2439         WLAN_EID_DIAGNOSTIC_REQUEST = 80,
2440         WLAN_EID_DIAGNOSTIC_REPORT = 81,
2441         WLAN_EID_LOCATION_PARAMS = 82,
2442         WLAN_EID_NON_TX_BSSID_CAP =  83,
2443         WLAN_EID_SSID_LIST = 84,
2444         WLAN_EID_MULTI_BSSID_IDX = 85,
2445         WLAN_EID_FMS_DESCRIPTOR = 86,
2446         WLAN_EID_FMS_REQUEST = 87,
2447         WLAN_EID_FMS_RESPONSE = 88,
2448         WLAN_EID_QOS_TRAFFIC_CAPA = 89,
2449         WLAN_EID_BSS_MAX_IDLE_PERIOD = 90,
2450         WLAN_EID_TSF_REQUEST = 91,
2451         WLAN_EID_TSF_RESPOSNE = 92,
2452         WLAN_EID_WNM_SLEEP_MODE = 93,
2453         WLAN_EID_TIM_BCAST_REQ = 94,
2454         WLAN_EID_TIM_BCAST_RESP = 95,
2455         WLAN_EID_COLL_IF_REPORT = 96,
2456         WLAN_EID_CHANNEL_USAGE = 97,
2457         WLAN_EID_TIME_ZONE = 98,
2458         WLAN_EID_DMS_REQUEST = 99,
2459         WLAN_EID_DMS_RESPONSE = 100,
2460         WLAN_EID_LINK_ID = 101,
2461         WLAN_EID_WAKEUP_SCHEDUL = 102,
2462         /* 103 reserved */
2463         WLAN_EID_CHAN_SWITCH_TIMING = 104,
2464         WLAN_EID_PTI_CONTROL = 105,
2465         WLAN_EID_PU_BUFFER_STATUS = 106,
2466         WLAN_EID_INTERWORKING = 107,
2467         WLAN_EID_ADVERTISEMENT_PROTOCOL = 108,
2468         WLAN_EID_EXPEDITED_BW_REQ = 109,
2469         WLAN_EID_QOS_MAP_SET = 110,
2470         WLAN_EID_ROAMING_CONSORTIUM = 111,
2471         WLAN_EID_EMERGENCY_ALERT = 112,
2472         WLAN_EID_MESH_CONFIG = 113,
2473         WLAN_EID_MESH_ID = 114,
2474         WLAN_EID_LINK_METRIC_REPORT = 115,
2475         WLAN_EID_CONGESTION_NOTIFICATION = 116,
2476         WLAN_EID_PEER_MGMT = 117,
2477         WLAN_EID_CHAN_SWITCH_PARAM = 118,
2478         WLAN_EID_MESH_AWAKE_WINDOW = 119,
2479         WLAN_EID_BEACON_TIMING = 120,
2480         WLAN_EID_MCCAOP_SETUP_REQ = 121,
2481         WLAN_EID_MCCAOP_SETUP_RESP = 122,
2482         WLAN_EID_MCCAOP_ADVERT = 123,
2483         WLAN_EID_MCCAOP_TEARDOWN = 124,
2484         WLAN_EID_GANN = 125,
2485         WLAN_EID_RANN = 126,
2486         WLAN_EID_EXT_CAPABILITY = 127,
2487         /* 128, 129 reserved for Agere */
2488         WLAN_EID_PREQ = 130,
2489         WLAN_EID_PREP = 131,
2490         WLAN_EID_PERR = 132,
2491         /* 133-136 reserved for Cisco */
2492         WLAN_EID_PXU = 137,
2493         WLAN_EID_PXUC = 138,
2494         WLAN_EID_AUTH_MESH_PEER_EXCH = 139,
2495         WLAN_EID_MIC = 140,
2496         WLAN_EID_DESTINATION_URI = 141,
2497         WLAN_EID_UAPSD_COEX = 142,
2498         WLAN_EID_WAKEUP_SCHEDULE = 143,
2499         WLAN_EID_EXT_SCHEDULE = 144,
2500         WLAN_EID_STA_AVAILABILITY = 145,
2501         WLAN_EID_DMG_TSPEC = 146,
2502         WLAN_EID_DMG_AT = 147,
2503         WLAN_EID_DMG_CAP = 148,
2504         /* 149 reserved for Cisco */
2505         WLAN_EID_CISCO_VENDOR_SPECIFIC = 150,
2506         WLAN_EID_DMG_OPERATION = 151,
2507         WLAN_EID_DMG_BSS_PARAM_CHANGE = 152,
2508         WLAN_EID_DMG_BEAM_REFINEMENT = 153,
2509         WLAN_EID_CHANNEL_MEASURE_FEEDBACK = 154,
2510         /* 155-156 reserved for Cisco */
2511         WLAN_EID_AWAKE_WINDOW = 157,
2512         WLAN_EID_MULTI_BAND = 158,
2513         WLAN_EID_ADDBA_EXT = 159,
2514         WLAN_EID_NEXT_PCP_LIST = 160,
2515         WLAN_EID_PCP_HANDOVER = 161,
2516         WLAN_EID_DMG_LINK_MARGIN = 162,
2517         WLAN_EID_SWITCHING_STREAM = 163,
2518         WLAN_EID_SESSION_TRANSITION = 164,
2519         WLAN_EID_DYN_TONE_PAIRING_REPORT = 165,
2520         WLAN_EID_CLUSTER_REPORT = 166,
2521         WLAN_EID_RELAY_CAP = 167,
2522         WLAN_EID_RELAY_XFER_PARAM_SET = 168,
2523         WLAN_EID_BEAM_LINK_MAINT = 169,
2524         WLAN_EID_MULTIPLE_MAC_ADDR = 170,
2525         WLAN_EID_U_PID = 171,
2526         WLAN_EID_DMG_LINK_ADAPT_ACK = 172,
2527         /* 173 reserved for Symbol */
2528         WLAN_EID_MCCAOP_ADV_OVERVIEW = 174,
2529         WLAN_EID_QUIET_PERIOD_REQ = 175,
2530         /* 176 reserved for Symbol */
2531         WLAN_EID_QUIET_PERIOD_RESP = 177,
2532         /* 178-179 reserved for Symbol */
2533         /* 180 reserved for ISO/IEC 20011 */
2534         WLAN_EID_EPAC_POLICY = 182,
2535         WLAN_EID_CLISTER_TIME_OFF = 183,
2536         WLAN_EID_INTER_AC_PRIO = 184,
2537         WLAN_EID_SCS_DESCRIPTOR = 185,
2538         WLAN_EID_QLOAD_REPORT = 186,
2539         WLAN_EID_HCCA_TXOP_UPDATE_COUNT = 187,
2540         WLAN_EID_HL_STREAM_ID = 188,
2541         WLAN_EID_GCR_GROUP_ADDR = 189,
2542         WLAN_EID_ANTENNA_SECTOR_ID_PATTERN = 190,
2543         WLAN_EID_VHT_CAPABILITY = 191,
2544         WLAN_EID_VHT_OPERATION = 192,
2545         WLAN_EID_EXTENDED_BSS_LOAD = 193,
2546         WLAN_EID_WIDE_BW_CHANNEL_SWITCH = 194,
2547         WLAN_EID_VHT_TX_POWER_ENVELOPE = 195,
2548         WLAN_EID_CHANNEL_SWITCH_WRAPPER = 196,
2549         WLAN_EID_AID = 197,
2550         WLAN_EID_QUIET_CHANNEL = 198,
2551         WLAN_EID_OPMODE_NOTIF = 199,
2552
2553         WLAN_EID_VENDOR_SPECIFIC = 221,
2554         WLAN_EID_QOS_PARAMETER = 222,
2555         WLAN_EID_CAG_NUMBER = 237,
2556         WLAN_EID_AP_CSN = 239,
2557         WLAN_EID_FILS_INDICATION = 240,
2558         WLAN_EID_DILS = 241,
2559         WLAN_EID_FRAGMENT = 242,
2560         WLAN_EID_RSNX = 244,
2561         WLAN_EID_EXTENSION = 255
2562 };
2563
2564 /* Element ID Extensions for Element ID 255 */
2565 enum ieee80211_eid_ext {
2566         WLAN_EID_EXT_ASSOC_DELAY_INFO = 1,
2567         WLAN_EID_EXT_FILS_REQ_PARAMS = 2,
2568         WLAN_EID_EXT_FILS_KEY_CONFIRM = 3,
2569         WLAN_EID_EXT_FILS_SESSION = 4,
2570         WLAN_EID_EXT_FILS_HLP_CONTAINER = 5,
2571         WLAN_EID_EXT_FILS_IP_ADDR_ASSIGN = 6,
2572         WLAN_EID_EXT_KEY_DELIVERY = 7,
2573         WLAN_EID_EXT_FILS_WRAPPED_DATA = 8,
2574         WLAN_EID_EXT_FILS_PUBLIC_KEY = 12,
2575         WLAN_EID_EXT_FILS_NONCE = 13,
2576         WLAN_EID_EXT_FUTURE_CHAN_GUIDANCE = 14,
2577         WLAN_EID_EXT_HE_CAPABILITY = 35,
2578         WLAN_EID_EXT_HE_OPERATION = 36,
2579         WLAN_EID_EXT_UORA = 37,
2580         WLAN_EID_EXT_HE_MU_EDCA = 38,
2581         WLAN_EID_EXT_HE_SPR = 39,
2582         WLAN_EID_EXT_MAX_CHANNEL_SWITCH_TIME = 52,
2583         WLAN_EID_EXT_MULTIPLE_BSSID_CONFIGURATION = 55,
2584         WLAN_EID_EXT_NON_INHERITANCE = 56,
2585 };
2586
2587 /* Action category code */
2588 enum ieee80211_category {
2589         WLAN_CATEGORY_SPECTRUM_MGMT = 0,
2590         WLAN_CATEGORY_QOS = 1,
2591         WLAN_CATEGORY_DLS = 2,
2592         WLAN_CATEGORY_BACK = 3,
2593         WLAN_CATEGORY_PUBLIC = 4,
2594         WLAN_CATEGORY_RADIO_MEASUREMENT = 5,
2595         WLAN_CATEGORY_HT = 7,
2596         WLAN_CATEGORY_SA_QUERY = 8,
2597         WLAN_CATEGORY_PROTECTED_DUAL_OF_ACTION = 9,
2598         WLAN_CATEGORY_WNM = 10,
2599         WLAN_CATEGORY_WNM_UNPROTECTED = 11,
2600         WLAN_CATEGORY_TDLS = 12,
2601         WLAN_CATEGORY_MESH_ACTION = 13,
2602         WLAN_CATEGORY_MULTIHOP_ACTION = 14,
2603         WLAN_CATEGORY_SELF_PROTECTED = 15,
2604         WLAN_CATEGORY_DMG = 16,
2605         WLAN_CATEGORY_WMM = 17,
2606         WLAN_CATEGORY_FST = 18,
2607         WLAN_CATEGORY_UNPROT_DMG = 20,
2608         WLAN_CATEGORY_VHT = 21,
2609         WLAN_CATEGORY_VENDOR_SPECIFIC_PROTECTED = 126,
2610         WLAN_CATEGORY_VENDOR_SPECIFIC = 127,
2611 };
2612
2613 /* SPECTRUM_MGMT action code */
2614 enum ieee80211_spectrum_mgmt_actioncode {
2615         WLAN_ACTION_SPCT_MSR_REQ = 0,
2616         WLAN_ACTION_SPCT_MSR_RPRT = 1,
2617         WLAN_ACTION_SPCT_TPC_REQ = 2,
2618         WLAN_ACTION_SPCT_TPC_RPRT = 3,
2619         WLAN_ACTION_SPCT_CHL_SWITCH = 4,
2620 };
2621
2622 /* HT action codes */
2623 enum ieee80211_ht_actioncode {
2624         WLAN_HT_ACTION_NOTIFY_CHANWIDTH = 0,
2625         WLAN_HT_ACTION_SMPS = 1,
2626         WLAN_HT_ACTION_PSMP = 2,
2627         WLAN_HT_ACTION_PCO_PHASE = 3,
2628         WLAN_HT_ACTION_CSI = 4,
2629         WLAN_HT_ACTION_NONCOMPRESSED_BF = 5,
2630         WLAN_HT_ACTION_COMPRESSED_BF = 6,
2631         WLAN_HT_ACTION_ASEL_IDX_FEEDBACK = 7,
2632 };
2633
2634 /* VHT action codes */
2635 enum ieee80211_vht_actioncode {
2636         WLAN_VHT_ACTION_COMPRESSED_BF = 0,
2637         WLAN_VHT_ACTION_GROUPID_MGMT = 1,
2638         WLAN_VHT_ACTION_OPMODE_NOTIF = 2,
2639 };
2640
2641 /* Self Protected Action codes */
2642 enum ieee80211_self_protected_actioncode {
2643         WLAN_SP_RESERVED = 0,
2644         WLAN_SP_MESH_PEERING_OPEN = 1,
2645         WLAN_SP_MESH_PEERING_CONFIRM = 2,
2646         WLAN_SP_MESH_PEERING_CLOSE = 3,
2647         WLAN_SP_MGK_INFORM = 4,
2648         WLAN_SP_MGK_ACK = 5,
2649 };
2650
2651 /* Mesh action codes */
2652 enum ieee80211_mesh_actioncode {
2653         WLAN_MESH_ACTION_LINK_METRIC_REPORT,
2654         WLAN_MESH_ACTION_HWMP_PATH_SELECTION,
2655         WLAN_MESH_ACTION_GATE_ANNOUNCEMENT,
2656         WLAN_MESH_ACTION_CONGESTION_CONTROL_NOTIFICATION,
2657         WLAN_MESH_ACTION_MCCA_SETUP_REQUEST,
2658         WLAN_MESH_ACTION_MCCA_SETUP_REPLY,
2659         WLAN_MESH_ACTION_MCCA_ADVERTISEMENT_REQUEST,
2660         WLAN_MESH_ACTION_MCCA_ADVERTISEMENT,
2661         WLAN_MESH_ACTION_MCCA_TEARDOWN,
2662         WLAN_MESH_ACTION_TBTT_ADJUSTMENT_REQUEST,
2663         WLAN_MESH_ACTION_TBTT_ADJUSTMENT_RESPONSE,
2664 };
2665
2666 /* Security key length */
2667 enum ieee80211_key_len {
2668         WLAN_KEY_LEN_WEP40 = 5,
2669         WLAN_KEY_LEN_WEP104 = 13,
2670         WLAN_KEY_LEN_CCMP = 16,
2671         WLAN_KEY_LEN_CCMP_256 = 32,
2672         WLAN_KEY_LEN_TKIP = 32,
2673         WLAN_KEY_LEN_AES_CMAC = 16,
2674         WLAN_KEY_LEN_SMS4 = 32,
2675         WLAN_KEY_LEN_GCMP = 16,
2676         WLAN_KEY_LEN_GCMP_256 = 32,
2677         WLAN_KEY_LEN_BIP_CMAC_256 = 32,
2678         WLAN_KEY_LEN_BIP_GMAC_128 = 16,
2679         WLAN_KEY_LEN_BIP_GMAC_256 = 32,
2680 };
2681
2682 #define IEEE80211_WEP_IV_LEN            4
2683 #define IEEE80211_WEP_ICV_LEN           4
2684 #define IEEE80211_CCMP_HDR_LEN          8
2685 #define IEEE80211_CCMP_MIC_LEN          8
2686 #define IEEE80211_CCMP_PN_LEN           6
2687 #define IEEE80211_CCMP_256_HDR_LEN      8
2688 #define IEEE80211_CCMP_256_MIC_LEN      16
2689 #define IEEE80211_CCMP_256_PN_LEN       6
2690 #define IEEE80211_TKIP_IV_LEN           8
2691 #define IEEE80211_TKIP_ICV_LEN          4
2692 #define IEEE80211_CMAC_PN_LEN           6
2693 #define IEEE80211_GMAC_PN_LEN           6
2694 #define IEEE80211_GCMP_HDR_LEN          8
2695 #define IEEE80211_GCMP_MIC_LEN          16
2696 #define IEEE80211_GCMP_PN_LEN           6
2697
2698 #define FILS_NONCE_LEN                  16
2699 #define FILS_MAX_KEK_LEN                64
2700
2701 #define FILS_ERP_MAX_USERNAME_LEN       16
2702 #define FILS_ERP_MAX_REALM_LEN          253
2703 #define FILS_ERP_MAX_RRK_LEN            64
2704
2705 #define PMK_MAX_LEN                     64
2706 #define SAE_PASSWORD_MAX_LEN            128
2707
2708 /* Public action codes (IEEE Std 802.11-2016, 9.6.8.1, Table 9-307) */
2709 enum ieee80211_pub_actioncode {
2710         WLAN_PUB_ACTION_20_40_BSS_COEX = 0,
2711         WLAN_PUB_ACTION_DSE_ENABLEMENT = 1,
2712         WLAN_PUB_ACTION_DSE_DEENABLEMENT = 2,
2713         WLAN_PUB_ACTION_DSE_REG_LOC_ANN = 3,
2714         WLAN_PUB_ACTION_EXT_CHANSW_ANN = 4,
2715         WLAN_PUB_ACTION_DSE_MSMT_REQ = 5,
2716         WLAN_PUB_ACTION_DSE_MSMT_RESP = 6,
2717         WLAN_PUB_ACTION_MSMT_PILOT = 7,
2718         WLAN_PUB_ACTION_DSE_PC = 8,
2719         WLAN_PUB_ACTION_VENDOR_SPECIFIC = 9,
2720         WLAN_PUB_ACTION_GAS_INITIAL_REQ = 10,
2721         WLAN_PUB_ACTION_GAS_INITIAL_RESP = 11,
2722         WLAN_PUB_ACTION_GAS_COMEBACK_REQ = 12,
2723         WLAN_PUB_ACTION_GAS_COMEBACK_RESP = 13,
2724         WLAN_PUB_ACTION_TDLS_DISCOVER_RES = 14,
2725         WLAN_PUB_ACTION_LOC_TRACK_NOTI = 15,
2726         WLAN_PUB_ACTION_QAB_REQUEST_FRAME = 16,
2727         WLAN_PUB_ACTION_QAB_RESPONSE_FRAME = 17,
2728         WLAN_PUB_ACTION_QMF_POLICY = 18,
2729         WLAN_PUB_ACTION_QMF_POLICY_CHANGE = 19,
2730         WLAN_PUB_ACTION_QLOAD_REQUEST = 20,
2731         WLAN_PUB_ACTION_QLOAD_REPORT = 21,
2732         WLAN_PUB_ACTION_HCCA_TXOP_ADVERT = 22,
2733         WLAN_PUB_ACTION_HCCA_TXOP_RESPONSE = 23,
2734         WLAN_PUB_ACTION_PUBLIC_KEY = 24,
2735         WLAN_PUB_ACTION_CHANNEL_AVAIL_QUERY = 25,
2736         WLAN_PUB_ACTION_CHANNEL_SCHEDULE_MGMT = 26,
2737         WLAN_PUB_ACTION_CONTACT_VERI_SIGNAL = 27,
2738         WLAN_PUB_ACTION_GDD_ENABLEMENT_REQ = 28,
2739         WLAN_PUB_ACTION_GDD_ENABLEMENT_RESP = 29,
2740         WLAN_PUB_ACTION_NETWORK_CHANNEL_CONTROL = 30,
2741         WLAN_PUB_ACTION_WHITE_SPACE_MAP_ANN = 31,
2742         WLAN_PUB_ACTION_FTM_REQUEST = 32,
2743         WLAN_PUB_ACTION_FTM = 33,
2744         WLAN_PUB_ACTION_FILS_DISCOVERY = 34,
2745 };
2746
2747 /* TDLS action codes */
2748 enum ieee80211_tdls_actioncode {
2749         WLAN_TDLS_SETUP_REQUEST = 0,
2750         WLAN_TDLS_SETUP_RESPONSE = 1,
2751         WLAN_TDLS_SETUP_CONFIRM = 2,
2752         WLAN_TDLS_TEARDOWN = 3,
2753         WLAN_TDLS_PEER_TRAFFIC_INDICATION = 4,
2754         WLAN_TDLS_CHANNEL_SWITCH_REQUEST = 5,
2755         WLAN_TDLS_CHANNEL_SWITCH_RESPONSE = 6,
2756         WLAN_TDLS_PEER_PSM_REQUEST = 7,
2757         WLAN_TDLS_PEER_PSM_RESPONSE = 8,
2758         WLAN_TDLS_PEER_TRAFFIC_RESPONSE = 9,
2759         WLAN_TDLS_DISCOVERY_REQUEST = 10,
2760 };
2761
2762 /* Extended Channel Switching capability to be set in the 1st byte of
2763  * the @WLAN_EID_EXT_CAPABILITY information element
2764  */
2765 #define WLAN_EXT_CAPA1_EXT_CHANNEL_SWITCHING    BIT(2)
2766
2767 /* Multiple BSSID capability is set in the 6th bit of 3rd byte of the
2768  * @WLAN_EID_EXT_CAPABILITY information element
2769  */
2770 #define WLAN_EXT_CAPA3_MULTI_BSSID_SUPPORT      BIT(6)
2771
2772 /* TDLS capabilities in the 4th byte of @WLAN_EID_EXT_CAPABILITY */
2773 #define WLAN_EXT_CAPA4_TDLS_BUFFER_STA          BIT(4)
2774 #define WLAN_EXT_CAPA4_TDLS_PEER_PSM            BIT(5)
2775 #define WLAN_EXT_CAPA4_TDLS_CHAN_SWITCH         BIT(6)
2776
2777 /* Interworking capabilities are set in 7th bit of 4th byte of the
2778  * @WLAN_EID_EXT_CAPABILITY information element
2779  */
2780 #define WLAN_EXT_CAPA4_INTERWORKING_ENABLED     BIT(7)
2781
2782 /*
2783  * TDLS capabililites to be enabled in the 5th byte of the
2784  * @WLAN_EID_EXT_CAPABILITY information element
2785  */
2786 #define WLAN_EXT_CAPA5_TDLS_ENABLED     BIT(5)
2787 #define WLAN_EXT_CAPA5_TDLS_PROHIBITED  BIT(6)
2788 #define WLAN_EXT_CAPA5_TDLS_CH_SW_PROHIBITED    BIT(7)
2789
2790 #define WLAN_EXT_CAPA8_TDLS_WIDE_BW_ENABLED     BIT(5)
2791 #define WLAN_EXT_CAPA8_OPMODE_NOTIF     BIT(6)
2792
2793 /* Defines the maximal number of MSDUs in an A-MSDU. */
2794 #define WLAN_EXT_CAPA8_MAX_MSDU_IN_AMSDU_LSB    BIT(7)
2795 #define WLAN_EXT_CAPA9_MAX_MSDU_IN_AMSDU_MSB    BIT(0)
2796
2797 /*
2798  * Fine Timing Measurement Initiator - bit 71 of @WLAN_EID_EXT_CAPABILITY
2799  * information element
2800  */
2801 #define WLAN_EXT_CAPA9_FTM_INITIATOR    BIT(7)
2802
2803 /* Defines support for TWT Requester and TWT Responder */
2804 #define WLAN_EXT_CAPA10_TWT_REQUESTER_SUPPORT   BIT(5)
2805 #define WLAN_EXT_CAPA10_TWT_RESPONDER_SUPPORT   BIT(6)
2806
2807 /*
2808  * When set, indicates that the AP is able to tolerate 26-tone RU UL
2809  * OFDMA transmissions using HE TB PPDU from OBSS (not falsely classify the
2810  * 26-tone RU UL OFDMA transmissions as radar pulses).
2811  */
2812 #define WLAN_EXT_CAPA10_OBSS_NARROW_BW_RU_TOLERANCE_SUPPORT BIT(7)
2813
2814 /* Defines support for enhanced multi-bssid advertisement*/
2815 #define WLAN_EXT_CAPA11_EMA_SUPPORT     BIT(1)
2816
2817 /* TDLS specific payload type in the LLC/SNAP header */
2818 #define WLAN_TDLS_SNAP_RFTYPE   0x2
2819
2820 /* BSS Coex IE information field bits */
2821 #define WLAN_BSS_COEX_INFORMATION_REQUEST       BIT(0)
2822
2823 /**
2824  * enum ieee80211_mesh_sync_method - mesh synchronization method identifier
2825  *
2826  * @IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET: the default synchronization method
2827  * @IEEE80211_SYNC_METHOD_VENDOR: a vendor specific synchronization method
2828  *      that will be specified in a vendor specific information element
2829  */
2830 enum ieee80211_mesh_sync_method {
2831         IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET = 1,
2832         IEEE80211_SYNC_METHOD_VENDOR = 255,
2833 };
2834
2835 /**
2836  * enum ieee80211_mesh_path_protocol - mesh path selection protocol identifier
2837  *
2838  * @IEEE80211_PATH_PROTOCOL_HWMP: the default path selection protocol
2839  * @IEEE80211_PATH_PROTOCOL_VENDOR: a vendor specific protocol that will
2840  *      be specified in a vendor specific information element
2841  */
2842 enum ieee80211_mesh_path_protocol {
2843         IEEE80211_PATH_PROTOCOL_HWMP = 1,
2844         IEEE80211_PATH_PROTOCOL_VENDOR = 255,
2845 };
2846
2847 /**
2848  * enum ieee80211_mesh_path_metric - mesh path selection metric identifier
2849  *
2850  * @IEEE80211_PATH_METRIC_AIRTIME: the default path selection metric
2851  * @IEEE80211_PATH_METRIC_VENDOR: a vendor specific metric that will be
2852  *      specified in a vendor specific information element
2853  */
2854 enum ieee80211_mesh_path_metric {
2855         IEEE80211_PATH_METRIC_AIRTIME = 1,
2856         IEEE80211_PATH_METRIC_VENDOR = 255,
2857 };
2858
2859 /**
2860  * enum ieee80211_root_mode_identifier - root mesh STA mode identifier
2861  *
2862  * These attribute are used by dot11MeshHWMPRootMode to set root mesh STA mode
2863  *
2864  * @IEEE80211_ROOTMODE_NO_ROOT: the mesh STA is not a root mesh STA (default)
2865  * @IEEE80211_ROOTMODE_ROOT: the mesh STA is a root mesh STA if greater than
2866  *      this value
2867  * @IEEE80211_PROACTIVE_PREQ_NO_PREP: the mesh STA is a root mesh STA supports
2868  *      the proactive PREQ with proactive PREP subfield set to 0
2869  * @IEEE80211_PROACTIVE_PREQ_WITH_PREP: the mesh STA is a root mesh STA
2870  *      supports the proactive PREQ with proactive PREP subfield set to 1
2871  * @IEEE80211_PROACTIVE_RANN: the mesh STA is a root mesh STA supports
2872  *      the proactive RANN
2873  */
2874 enum ieee80211_root_mode_identifier {
2875         IEEE80211_ROOTMODE_NO_ROOT = 0,
2876         IEEE80211_ROOTMODE_ROOT = 1,
2877         IEEE80211_PROACTIVE_PREQ_NO_PREP = 2,
2878         IEEE80211_PROACTIVE_PREQ_WITH_PREP = 3,
2879         IEEE80211_PROACTIVE_RANN = 4,
2880 };
2881
2882 /*
2883  * IEEE 802.11-2007 7.3.2.9 Country information element
2884  *
2885  * Minimum length is 8 octets, ie len must be evenly
2886  * divisible by 2
2887  */
2888
2889 /* Although the spec says 8 I'm seeing 6 in practice */
2890 #define IEEE80211_COUNTRY_IE_MIN_LEN    6
2891
2892 /* The Country String field of the element shall be 3 octets in length */
2893 #define IEEE80211_COUNTRY_STRING_LEN    3
2894
2895 /*
2896  * For regulatory extension stuff see IEEE 802.11-2007
2897  * Annex I (page 1141) and Annex J (page 1147). Also
2898  * review 7.3.2.9.
2899  *
2900  * When dot11RegulatoryClassesRequired is true and the
2901  * first_channel/reg_extension_id is >= 201 then the IE
2902  * compromises of the 'ext' struct represented below:
2903  *
2904  *  - Regulatory extension ID - when generating IE this just needs
2905  *    to be monotonically increasing for each triplet passed in
2906  *    the IE
2907  *  - Regulatory class - index into set of rules
2908  *  - Coverage class - index into air propagation time (Table 7-27),
2909  *    in microseconds, you can compute the air propagation time from
2910  *    the index by multiplying by 3, so index 10 yields a propagation
2911  *    of 10 us. Valid values are 0-31, values 32-255 are not defined
2912  *    yet. A value of 0 inicates air propagation of <= 1 us.
2913  *
2914  *  See also Table I.2 for Emission limit sets and table
2915  *  I.3 for Behavior limit sets. Table J.1 indicates how to map
2916  *  a reg_class to an emission limit set and behavior limit set.
2917  */
2918 #define IEEE80211_COUNTRY_EXTENSION_ID 201
2919
2920 /*
2921  *  Channels numbers in the IE must be monotonically increasing
2922  *  if dot11RegulatoryClassesRequired is not true.
2923  *
2924  *  If dot11RegulatoryClassesRequired is true consecutive
2925  *  subband triplets following a regulatory triplet shall
2926  *  have monotonically increasing first_channel number fields.
2927  *
2928  *  Channel numbers shall not overlap.
2929  *
2930  *  Note that max_power is signed.
2931  */
2932 struct ieee80211_country_ie_triplet {
2933         union {
2934                 struct {
2935                         u8 first_channel;
2936                         u8 num_channels;
2937                         s8 max_power;
2938                 } __packed chans;
2939                 struct {
2940                         u8 reg_extension_id;
2941                         u8 reg_class;
2942                         u8 coverage_class;
2943                 } __packed ext;
2944         };
2945 } __packed;
2946
2947 enum ieee80211_timeout_interval_type {
2948         WLAN_TIMEOUT_REASSOC_DEADLINE = 1 /* 802.11r */,
2949         WLAN_TIMEOUT_KEY_LIFETIME = 2 /* 802.11r */,
2950         WLAN_TIMEOUT_ASSOC_COMEBACK = 3 /* 802.11w */,
2951 };
2952
2953 /**
2954  * struct ieee80211_timeout_interval_ie - Timeout Interval element
2955  * @type: type, see &enum ieee80211_timeout_interval_type
2956  * @value: timeout interval value
2957  */
2958 struct ieee80211_timeout_interval_ie {
2959         u8 type;
2960         __le32 value;
2961 } __packed;
2962
2963 /**
2964  * enum ieee80211_idle_options - BSS idle options
2965  * @WLAN_IDLE_OPTIONS_PROTECTED_KEEP_ALIVE: the station should send an RSN
2966  *      protected frame to the AP to reset the idle timer at the AP for
2967  *      the station.
2968  */
2969 enum ieee80211_idle_options {
2970         WLAN_IDLE_OPTIONS_PROTECTED_KEEP_ALIVE = BIT(0),
2971 };
2972
2973 /**
2974  * struct ieee80211_bss_max_idle_period_ie
2975  *
2976  * This structure refers to "BSS Max idle period element"
2977  *
2978  * @max_idle_period: indicates the time period during which a station can
2979  *      refrain from transmitting frames to its associated AP without being
2980  *      disassociated. In units of 1000 TUs.
2981  * @idle_options: indicates the options associated with the BSS idle capability
2982  *      as specified in &enum ieee80211_idle_options.
2983  */
2984 struct ieee80211_bss_max_idle_period_ie {
2985         __le16 max_idle_period;
2986         u8 idle_options;
2987 } __packed;
2988
2989 /* BACK action code */
2990 enum ieee80211_back_actioncode {
2991         WLAN_ACTION_ADDBA_REQ = 0,
2992         WLAN_ACTION_ADDBA_RESP = 1,
2993         WLAN_ACTION_DELBA = 2,
2994 };
2995
2996 /* BACK (block-ack) parties */
2997 enum ieee80211_back_parties {
2998         WLAN_BACK_RECIPIENT = 0,
2999         WLAN_BACK_INITIATOR = 1,
3000 };
3001
3002 /* SA Query action */
3003 enum ieee80211_sa_query_action {
3004         WLAN_ACTION_SA_QUERY_REQUEST = 0,
3005         WLAN_ACTION_SA_QUERY_RESPONSE = 1,
3006 };
3007
3008 /**
3009  * struct ieee80211_bssid_index
3010  *
3011  * This structure refers to "Multiple BSSID-index element"
3012  *
3013  * @bssid_index: BSSID index
3014  * @dtim_period: optional, overrides transmitted BSS dtim period
3015  * @dtim_count: optional, overrides transmitted BSS dtim count
3016  */
3017 struct ieee80211_bssid_index {
3018         u8 bssid_index;
3019         u8 dtim_period;
3020         u8 dtim_count;
3021 };
3022
3023 /**
3024  * struct ieee80211_multiple_bssid_configuration
3025  *
3026  * This structure refers to "Multiple BSSID Configuration element"
3027  *
3028  * @bssid_count: total number of active BSSIDs in the set
3029  * @profile_periodicity: the least number of beacon frames need to be received
3030  *      in order to discover all the nontransmitted BSSIDs in the set.
3031  */
3032 struct ieee80211_multiple_bssid_configuration {
3033         u8 bssid_count;
3034         u8 profile_periodicity;
3035 };
3036
3037 #define SUITE(oui, id) (((oui) << 8) | (id))
3038
3039 /* cipher suite selectors */
3040 #define WLAN_CIPHER_SUITE_USE_GROUP     SUITE(0x000FAC, 0)
3041 #define WLAN_CIPHER_SUITE_WEP40         SUITE(0x000FAC, 1)
3042 #define WLAN_CIPHER_SUITE_TKIP          SUITE(0x000FAC, 2)
3043 /* reserved:                            SUITE(0x000FAC, 3) */
3044 #define WLAN_CIPHER_SUITE_CCMP          SUITE(0x000FAC, 4)
3045 #define WLAN_CIPHER_SUITE_WEP104        SUITE(0x000FAC, 5)
3046 #define WLAN_CIPHER_SUITE_AES_CMAC      SUITE(0x000FAC, 6)
3047 #define WLAN_CIPHER_SUITE_GCMP          SUITE(0x000FAC, 8)
3048 #define WLAN_CIPHER_SUITE_GCMP_256      SUITE(0x000FAC, 9)
3049 #define WLAN_CIPHER_SUITE_CCMP_256      SUITE(0x000FAC, 10)
3050 #define WLAN_CIPHER_SUITE_BIP_GMAC_128  SUITE(0x000FAC, 11)
3051 #define WLAN_CIPHER_SUITE_BIP_GMAC_256  SUITE(0x000FAC, 12)
3052 #define WLAN_CIPHER_SUITE_BIP_CMAC_256  SUITE(0x000FAC, 13)
3053
3054 #define WLAN_CIPHER_SUITE_SMS4          SUITE(0x001472, 1)
3055
3056 /* AKM suite selectors */
3057 #define WLAN_AKM_SUITE_8021X                    SUITE(0x000FAC, 1)
3058 #define WLAN_AKM_SUITE_PSK                      SUITE(0x000FAC, 2)
3059 #define WLAN_AKM_SUITE_FT_8021X                 SUITE(0x000FAC, 3)
3060 #define WLAN_AKM_SUITE_FT_PSK                   SUITE(0x000FAC, 4)
3061 #define WLAN_AKM_SUITE_8021X_SHA256             SUITE(0x000FAC, 5)
3062 #define WLAN_AKM_SUITE_PSK_SHA256               SUITE(0x000FAC, 6)
3063 #define WLAN_AKM_SUITE_TDLS                     SUITE(0x000FAC, 7)
3064 #define WLAN_AKM_SUITE_SAE                      SUITE(0x000FAC, 8)
3065 #define WLAN_AKM_SUITE_FT_OVER_SAE              SUITE(0x000FAC, 9)
3066 #define WLAN_AKM_SUITE_8021X_SUITE_B            SUITE(0x000FAC, 11)
3067 #define WLAN_AKM_SUITE_8021X_SUITE_B_192        SUITE(0x000FAC, 12)
3068 #define WLAN_AKM_SUITE_FILS_SHA256              SUITE(0x000FAC, 14)
3069 #define WLAN_AKM_SUITE_FILS_SHA384              SUITE(0x000FAC, 15)
3070 #define WLAN_AKM_SUITE_FT_FILS_SHA256           SUITE(0x000FAC, 16)
3071 #define WLAN_AKM_SUITE_FT_FILS_SHA384           SUITE(0x000FAC, 17)
3072 #define WLAN_AKM_SUITE_OWE                      SUITE(0x000FAC, 18)
3073
3074 #define WLAN_MAX_KEY_LEN                32
3075
3076 #define WLAN_PMK_NAME_LEN               16
3077 #define WLAN_PMKID_LEN                  16
3078 #define WLAN_PMK_LEN_EAP_LEAP           16
3079 #define WLAN_PMK_LEN                    32
3080 #define WLAN_PMK_LEN_SUITE_B_192        48
3081
3082 #define WLAN_OUI_WFA                    0x506f9a
3083 #define WLAN_OUI_TYPE_WFA_P2P           9
3084 #define WLAN_OUI_MICROSOFT              0x0050f2
3085 #define WLAN_OUI_TYPE_MICROSOFT_WPA     1
3086 #define WLAN_OUI_TYPE_MICROSOFT_WMM     2
3087 #define WLAN_OUI_TYPE_MICROSOFT_WPS     4
3088 #define WLAN_OUI_TYPE_MICROSOFT_TPC     8
3089
3090 /*
3091  * WMM/802.11e Tspec Element
3092  */
3093 #define IEEE80211_WMM_IE_TSPEC_TID_MASK         0x0F
3094 #define IEEE80211_WMM_IE_TSPEC_TID_SHIFT        1
3095
3096 enum ieee80211_tspec_status_code {
3097         IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED = 0,
3098         IEEE80211_TSPEC_STATUS_ADDTS_INVAL_PARAMS = 0x1,
3099 };
3100
3101 struct ieee80211_tspec_ie {
3102         u8 element_id;
3103         u8 len;
3104         u8 oui[3];
3105         u8 oui_type;
3106         u8 oui_subtype;
3107         u8 version;
3108         __le16 tsinfo;
3109         u8 tsinfo_resvd;
3110         __le16 nominal_msdu;
3111         __le16 max_msdu;
3112         __le32 min_service_int;
3113         __le32 max_service_int;
3114         __le32 inactivity_int;
3115         __le32 suspension_int;
3116         __le32 service_start_time;
3117         __le32 min_data_rate;
3118         __le32 mean_data_rate;
3119         __le32 peak_data_rate;
3120         __le32 max_burst_size;
3121         __le32 delay_bound;
3122         __le32 min_phy_rate;
3123         __le16 sba;
3124         __le16 medium_time;
3125 } __packed;
3126
3127 /**
3128  * ieee80211_get_qos_ctl - get pointer to qos control bytes
3129  * @hdr: the frame
3130  *
3131  * The qos ctrl bytes come after the frame_control, duration, seq_num
3132  * and 3 or 4 addresses of length ETH_ALEN.
3133  * 3 addr: 2 + 2 + 2 + 3*6 = 24
3134  * 4 addr: 2 + 2 + 2 + 4*6 = 30
3135  */
3136 static inline u8 *ieee80211_get_qos_ctl(struct ieee80211_hdr *hdr)
3137 {
3138         if (ieee80211_has_a4(hdr->frame_control))
3139                 return (u8 *)hdr + 30;
3140         else
3141                 return (u8 *)hdr + 24;
3142 }
3143
3144 /**
3145  * ieee80211_get_tid - get qos TID
3146  * @hdr: the frame
3147  */
3148 static inline u8 ieee80211_get_tid(struct ieee80211_hdr *hdr)
3149 {
3150         u8 *qc = ieee80211_get_qos_ctl(hdr);
3151
3152         return qc[0] & IEEE80211_QOS_CTL_TID_MASK;
3153 }
3154
3155 /**
3156  * ieee80211_get_SA - get pointer to SA
3157  * @hdr: the frame
3158  *
3159  * Given an 802.11 frame, this function returns the offset
3160  * to the source address (SA). It does not verify that the
3161  * header is long enough to contain the address, and the
3162  * header must be long enough to contain the frame control
3163  * field.
3164  */
3165 static inline u8 *ieee80211_get_SA(struct ieee80211_hdr *hdr)
3166 {
3167         if (ieee80211_has_a4(hdr->frame_control))
3168                 return hdr->addr4;
3169         if (ieee80211_has_fromds(hdr->frame_control))
3170                 return hdr->addr3;
3171         return hdr->addr2;
3172 }
3173
3174 /**
3175  * ieee80211_get_DA - get pointer to DA
3176  * @hdr: the frame
3177  *
3178  * Given an 802.11 frame, this function returns the offset
3179  * to the destination address (DA). It does not verify that
3180  * the header is long enough to contain the address, and the
3181  * header must be long enough to contain the frame control
3182  * field.
3183  */
3184 static inline u8 *ieee80211_get_DA(struct ieee80211_hdr *hdr)
3185 {
3186         if (ieee80211_has_tods(hdr->frame_control))
3187                 return hdr->addr3;
3188         else
3189                 return hdr->addr1;
3190 }
3191
3192 /**
3193  * ieee80211_is_robust_mgmt_frame - check if frame is a robust management frame
3194  * @hdr: the frame (buffer must include at least the first octet of payload)
3195  */
3196 static inline bool ieee80211_is_robust_mgmt_frame(struct ieee80211_hdr *hdr)
3197 {
3198         if (ieee80211_is_disassoc(hdr->frame_control) ||
3199             ieee80211_is_deauth(hdr->frame_control))
3200                 return true;
3201
3202         if (ieee80211_is_action(hdr->frame_control)) {
3203                 u8 *category;
3204
3205                 /*
3206                  * Action frames, excluding Public Action frames, are Robust
3207                  * Management Frames. However, if we are looking at a Protected
3208                  * frame, skip the check since the data may be encrypted and
3209                  * the frame has already been found to be a Robust Management
3210                  * Frame (by the other end).
3211                  */
3212                 if (ieee80211_has_protected(hdr->frame_control))
3213                         return true;
3214                 category = ((u8 *) hdr) + 24;
3215                 return *category != WLAN_CATEGORY_PUBLIC &&
3216                         *category != WLAN_CATEGORY_HT &&
3217                         *category != WLAN_CATEGORY_WNM_UNPROTECTED &&
3218                         *category != WLAN_CATEGORY_SELF_PROTECTED &&
3219                         *category != WLAN_CATEGORY_UNPROT_DMG &&
3220                         *category != WLAN_CATEGORY_VHT &&
3221                         *category != WLAN_CATEGORY_VENDOR_SPECIFIC;
3222         }
3223
3224         return false;
3225 }
3226
3227 /**
3228  * ieee80211_is_public_action - check if frame is a public action frame
3229  * @hdr: the frame
3230  * @len: length of the frame
3231  */
3232 static inline bool ieee80211_is_public_action(struct ieee80211_hdr *hdr,
3233                                               size_t len)
3234 {
3235         struct ieee80211_mgmt *mgmt = (void *)hdr;
3236
3237         if (len < IEEE80211_MIN_ACTION_SIZE)
3238                 return false;
3239         if (!ieee80211_is_action(hdr->frame_control))
3240                 return false;
3241         return mgmt->u.action.category == WLAN_CATEGORY_PUBLIC;
3242 }
3243
3244 static inline bool is_multicast_ether_addr(const u8 *a)
3245 {
3246         return 0x01 & a[0];
3247 }
3248
3249 /**
3250  * _ieee80211_is_group_privacy_action - check if frame is a group addressed
3251  * privacy action frame
3252  * @hdr: the frame
3253  */
3254 static inline bool ieee80211_is_group_privacy_action(struct ieee80211_hdr *hdr)
3255 {
3256         struct ieee80211_mgmt *mgmt = (void *)hdr;
3257
3258         if (!ieee80211_is_action(hdr->frame_control) ||
3259             !is_multicast_ether_addr(hdr->addr1))
3260                 return false;
3261
3262         return mgmt->u.action.category == WLAN_CATEGORY_MESH_ACTION ||
3263                mgmt->u.action.category == WLAN_CATEGORY_MULTIHOP_ACTION;
3264 }
3265
3266 /**
3267  * ieee80211_tu_to_usec - convert time units (TU) to microseconds
3268  * @tu: the TUs
3269  */
3270 static inline unsigned long ieee80211_tu_to_usec(unsigned long tu)
3271 {
3272         return 1024 * tu;
3273 }
3274
3275 /**
3276  * ieee80211_check_tim - check if AID bit is set in TIM
3277  * @tim: the TIM IE
3278  * @tim_len: length of the TIM IE
3279  * @aid: the AID to look for
3280  */
3281 static inline bool ieee80211_check_tim(const struct ieee80211_tim_ie *tim,
3282                                        u8 tim_len, u16 aid)
3283 {
3284         u8 mask;
3285         u8 indexn0, indexn1, indexn2;
3286
3287         if (unlikely(!tim || tim_len < sizeof(*tim)))
3288                 return false;
3289
3290         aid &= 0x3fff;
3291         indexn0 = aid / 8;
3292         mask  = 1 << (aid & 7);
3293
3294         indexn1 = tim->bitmap_ctrl & 0xfe;
3295         indexn2 = tim_len + indexn1 - 4;
3296
3297         if (indexn0 < indexn1 || indexn0 > indexn2)
3298                 return false;
3299
3300         indexn0 -= indexn1;
3301
3302         return !!(tim->virtual_map[indexn0] & mask);
3303 }
3304
3305 /* convert time units */
3306 #define TU_TO_JIFFIES(x)       (usecs_to_jiffies((x) * 1024))
3307 #define TU_TO_EXP_TIME(x)      (jiffies + TU_TO_JIFFIES(x))
3308
3309 struct element {
3310         u8 id;
3311         u8 datalen;
3312         u8 data[];
3313 } __packed;
3314
3315 /* element iteration helpers */
3316 #define for_each_element(_elem, _data, _datalen)                        \
3317         for (_elem = (const struct element *)(_data);                   \
3318              (const u8 *)(_data) + (_datalen) - (const u8 *)_elem >=    \
3319                 (int)sizeof(*_elem) &&                                  \
3320              (const u8 *)(_data) + (_datalen) - (const u8 *)_elem >=    \
3321                 (int)sizeof(*_elem) + _elem->datalen;                   \
3322              _elem = (const struct element *)(_elem->data + _elem->datalen))
3323
3324 #define for_each_element_id(element, _id, data, datalen)                \
3325         for_each_element(element, data, datalen)                        \
3326                 if (element->id == (_id))
3327
3328 #define for_each_element_extid(element, extid, _data, _datalen)         \
3329         for_each_element(element, _data, _datalen)                      \
3330                 if (element->id == WLAN_EID_EXTENSION &&                \
3331                     element->datalen > 0 &&                             \
3332                     element->data[0] == (extid))
3333
3334 #define for_each_subelement(sub, element)                               \
3335         for_each_element(sub, (element)->data, (element)->datalen)
3336
3337 #define for_each_subelement_id(sub, id, element)                        \
3338         for_each_element_id(sub, id, (element)->data, (element)->datalen)
3339
3340 #define for_each_subelement_extid(sub, extid, element)                  \
3341         for_each_element_extid(sub, extid, (element)->data, (element)->datalen)
3342
3343 /**
3344  * for_each_element_completed - determine if element parsing consumed all data
3345  * @element: element pointer after for_each_element() or friends
3346  * @data: same data pointer as passed to for_each_element() or friends
3347  * @datalen: same data length as passed to for_each_element() or friends
3348  *
3349  * This function returns %true if all the data was parsed or considered
3350  * while walking the elements. Only use this if your for_each_element()
3351  * loop cannot be broken out of, otherwise it always returns %false.
3352  *
3353  * If some data was malformed, this returns %false since the last parsed
3354  * element will not fill the whole remaining data.
3355  */
3356 static inline bool for_each_element_completed(const struct element *element,
3357                                               const void *data, size_t datalen)
3358 {
3359         return (const u8 *)element == (const u8 *)data + datalen;
3360 }
3361
3362 /**
3363  * RSNX Capabilities:
3364  * bits 0-3: Field length (n-1)
3365  */
3366 #define WLAN_RSNX_CAPA_PROTECTED_TWT BIT(4)
3367 #define WLAN_RSNX_CAPA_SAE_H2E BIT(5)
3368
3369 #endif /* __LINUX_IEEE80211_H */