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 - 2021 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 #define IEEE80211_STYPE_S1G_BEACON              0x0010
 103
 104 /* bits unique to S1G beacon */
 105 #define IEEE80211_S1G_BCN_NEXT_TBTT     0x100
 106
 107 /* see 802.11ah-2016 9.9 NDP CMAC frames */
 108 #define IEEE80211_S1G_1MHZ_NDP_BITS     25
 109 #define IEEE80211_S1G_1MHZ_NDP_BYTES    4
 110 #define IEEE80211_S1G_2MHZ_NDP_BITS     37
 111 #define IEEE80211_S1G_2MHZ_NDP_BYTES    5
 112
 113 #define IEEE80211_NDP_FTYPE_CTS                 0
 114 #define IEEE80211_NDP_FTYPE_CF_END              0
 115 #define IEEE80211_NDP_FTYPE_PS_POLL             1
 116 #define IEEE80211_NDP_FTYPE_ACK                 2
 117 #define IEEE80211_NDP_FTYPE_PS_POLL_ACK         3
 118 #define IEEE80211_NDP_FTYPE_BA                  4
 119 #define IEEE80211_NDP_FTYPE_BF_REPORT_POLL      5
 120 #define IEEE80211_NDP_FTYPE_PAGING              6
 121 #define IEEE80211_NDP_FTYPE_PREQ                7
 122
 123 #define SM64(f, v)      ((((u64)v) << f##_S) & f)
 124
 125 /* NDP CMAC frame fields */
 126 #define IEEE80211_NDP_FTYPE                    0x0000000000000007
 127 #define IEEE80211_NDP_FTYPE_S                  0x0000000000000000
 128
 129 /* 1M Probe Request 11ah 9.9.3.1.1 */
 130 #define IEEE80211_NDP_1M_PREQ_ANO      0x0000000000000008
 131 #define IEEE80211_NDP_1M_PREQ_ANO_S                     3
 132 #define IEEE80211_NDP_1M_PREQ_CSSID    0x00000000000FFFF0
 133 #define IEEE80211_NDP_1M_PREQ_CSSID_S                   4
 134 #define IEEE80211_NDP_1M_PREQ_RTYPE    0x0000000000100000
 135 #define IEEE80211_NDP_1M_PREQ_RTYPE_S                  20
 136 #define IEEE80211_NDP_1M_PREQ_RSV      0x0000000001E00000
 137 #define IEEE80211_NDP_1M_PREQ_RSV      0x0000000001E00000
 138 /* 2M Probe Request 11ah 9.9.3.1.2 */
 139 #define IEEE80211_NDP_2M_PREQ_ANO      0x0000000000000008
 140 #define IEEE80211_NDP_2M_PREQ_ANO_S                     3
 141 #define IEEE80211_NDP_2M_PREQ_CSSID    0x0000000FFFFFFFF0
 142 #define IEEE80211_NDP_2M_PREQ_CSSID_S                   4
 143 #define IEEE80211_NDP_2M_PREQ_RTYPE    0x0000001000000000
 144 #define IEEE80211_NDP_2M_PREQ_RTYPE_S                  36
 145
 146 #define IEEE80211_ANO_NETTYPE_WILD              15
 147
 148 /* bits unique to S1G beacon */
 149 #define IEEE80211_S1G_BCN_NEXT_TBTT    0x100
 150
 151 /* control extension - for IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTL_EXT */
 152 #define IEEE80211_CTL_EXT_POLL          0x2000
 153 #define IEEE80211_CTL_EXT_SPR           0x3000
 154 #define IEEE80211_CTL_EXT_GRANT 0x4000
 155 #define IEEE80211_CTL_EXT_DMG_CTS       0x5000
 156 #define IEEE80211_CTL_EXT_DMG_DTS       0x6000
 157 #define IEEE80211_CTL_EXT_SSW           0x8000
 158 #define IEEE80211_CTL_EXT_SSW_FBACK     0x9000
 159 #define IEEE80211_CTL_EXT_SSW_ACK       0xa000
 160
 161
 162 #define IEEE80211_SN_MASK               ((IEEE80211_SCTL_SEQ) >> 4)
 163 #define IEEE80211_MAX_SN                IEEE80211_SN_MASK
 164 #define IEEE80211_SN_MODULO             (IEEE80211_MAX_SN + 1)
 165
 166
 167 /* PV1 Layout 11ah 9.8.3.1 */
 168 #define IEEE80211_PV1_FCTL_VERS         0x0003
 169 #define IEEE80211_PV1_FCTL_FTYPE        0x001c
 170 #define IEEE80211_PV1_FCTL_STYPE        0x00e0
 171 #define IEEE80211_PV1_FCTL_TODS         0x0100
 172 #define IEEE80211_PV1_FCTL_MOREFRAGS    0x0200
 173 #define IEEE80211_PV1_FCTL_PM           0x0400
 174 #define IEEE80211_PV1_FCTL_MOREDATA     0x0800
 175 #define IEEE80211_PV1_FCTL_PROTECTED    0x1000
 176 #define IEEE80211_PV1_FCTL_END_SP       0x2000
 177 #define IEEE80211_PV1_FCTL_RELAYED      0x4000
 178 #define IEEE80211_PV1_FCTL_ACK_POLICY   0x8000
 179 #define IEEE80211_PV1_FCTL_CTL_EXT      0x0f00
 180
 181 static inline bool ieee80211_sn_less(u16 sn1, u16 sn2)
 182 {
 183         return ((sn1 - sn2) & IEEE80211_SN_MASK) > (IEEE80211_SN_MODULO >> 1);
 184 }
 185
 186 static inline u16 ieee80211_sn_add(u16 sn1, u16 sn2)
 187 {
 188         return (sn1 + sn2) & IEEE80211_SN_MASK;
 189 }
 190
 191 static inline u16 ieee80211_sn_inc(u16 sn)
 192 {
 193         return ieee80211_sn_add(sn, 1);
 194 }
 195
 196 static inline u16 ieee80211_sn_sub(u16 sn1, u16 sn2)
 197 {
 198         return (sn1 - sn2) & IEEE80211_SN_MASK;
 199 }
 200
 201 #define IEEE80211_SEQ_TO_SN(seq)        (((seq) & IEEE80211_SCTL_SEQ) >> 4)
 202 #define IEEE80211_SN_TO_SEQ(ssn)        (((ssn) << 4) & IEEE80211_SCTL_SEQ)
 203
 204 /* miscellaneous IEEE 802.11 constants */
 205 #define IEEE80211_MAX_FRAG_THRESHOLD    2352
 206 #define IEEE80211_MAX_RTS_THRESHOLD     2353
 207 #define IEEE80211_MAX_AID               2007
 208 #define IEEE80211_MAX_AID_S1G           8191
 209 #define IEEE80211_MAX_TIM_LEN           251
 210 #define IEEE80211_MAX_MESH_PEERINGS     63
 211 /* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
 212    6.2.1.1.2.
 213
 214    802.11e clarifies the figure in section 7.1.2. The frame body is
 215    up to 2304 octets long (maximum MSDU size) plus any crypt overhead. */
 216 #define IEEE80211_MAX_DATA_LEN          2304
 217 /* 802.11ad extends maximum MSDU size for DMG (freq > 40Ghz) networks
 218  * to 7920 bytes, see 8.2.3 General frame format
 219  */
 220 #define IEEE80211_MAX_DATA_LEN_DMG      7920
 221 /* 30 byte 4 addr hdr, 2 byte QoS, 2304 byte MSDU, 12 byte crypt, 4 byte FCS */
 222 #define IEEE80211_MAX_FRAME_LEN         2352
 223
 224 /* Maximal size of an A-MSDU that can be transported in a HT BA session */
 225 #define IEEE80211_MAX_MPDU_LEN_HT_BA            4095
 226
 227 /* Maximal size of an A-MSDU */
 228 #define IEEE80211_MAX_MPDU_LEN_HT_3839          3839
 229 #define IEEE80211_MAX_MPDU_LEN_HT_7935          7935
 230
 231 #define IEEE80211_MAX_MPDU_LEN_VHT_3895         3895
 232 #define IEEE80211_MAX_MPDU_LEN_VHT_7991         7991
 233 #define IEEE80211_MAX_MPDU_LEN_VHT_11454        11454
 234
 235 #define IEEE80211_MAX_SSID_LEN          32
 236
 237 #define IEEE80211_MAX_MESH_ID_LEN       32
 238
 239 #define IEEE80211_FIRST_TSPEC_TSID      8
 240 #define IEEE80211_NUM_TIDS              16
 241
 242 /* number of user priorities 802.11 uses */
 243 #define IEEE80211_NUM_UPS               8
 244 /* number of ACs */
 245 #define IEEE80211_NUM_ACS               4
 246
 247 #define IEEE80211_QOS_CTL_LEN           2
 248 /* 1d tag mask */
 249 #define IEEE80211_QOS_CTL_TAG1D_MASK            0x0007
 250 /* TID mask */
 251 #define IEEE80211_QOS_CTL_TID_MASK              0x000f
 252 /* EOSP */
 253 #define IEEE80211_QOS_CTL_EOSP                  0x0010
 254 /* ACK policy */
 255 #define IEEE80211_QOS_CTL_ACK_POLICY_NORMAL     0x0000
 256 #define IEEE80211_QOS_CTL_ACK_POLICY_NOACK      0x0020
 257 #define IEEE80211_QOS_CTL_ACK_POLICY_NO_EXPL    0x0040
 258 #define IEEE80211_QOS_CTL_ACK_POLICY_BLOCKACK   0x0060
 259 #define IEEE80211_QOS_CTL_ACK_POLICY_MASK       0x0060
 260 /* A-MSDU 802.11n */
 261 #define IEEE80211_QOS_CTL_A_MSDU_PRESENT        0x0080
 262 /* Mesh Control 802.11s */
 263 #define IEEE80211_QOS_CTL_MESH_CONTROL_PRESENT  0x0100
 264
 265 /* U-APSD queue for WMM IEs sent by AP */
 266 #define IEEE80211_WMM_IE_AP_QOSINFO_UAPSD       (1<<7)
 267 #define IEEE80211_WMM_IE_AP_QOSINFO_PARAM_SET_CNT_MASK  0x0f
 268
 269 /* U-APSD queues for WMM IEs sent by STA */
 270 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_VO      (1<<0)
 271 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_VI      (1<<1)
 272 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_BK      (1<<2)
 273 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_BE      (1<<3)
 274 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_MASK    0x0f
 275
 276 /* U-APSD max SP length for WMM IEs sent by STA */
 277 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL     0x00
 278 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_2       0x01
 279 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_4       0x02
 280 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_6       0x03
 281 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_MASK    0x03
 282 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_SHIFT   5
 283
 284 #define IEEE80211_HT_CTL_LEN            4
 285
 286 struct ieee80211_hdr {
 287         __le16 frame_control;
 288         __le16 duration_id;
 289         u8 addr1[6];
 290         u8 addr2[6];
 291         u8 addr3[6];
 292         __le16 seq_ctrl;
 293         u8 addr4[6];
 294 } __packed __aligned(2);
 295
 296 struct ieee80211_hdr_3addr {
 297         __le16 frame_control;
 298         __le16 duration_id;
 299         u8 addr1[6];
 300         u8 addr2[6];
 301         u8 addr3[6];
 302         __le16 seq_ctrl;
 303 } __packed __aligned(2);
 304
 305 struct ieee80211_qos_hdr {
 306         __le16 frame_control;
 307         __le16 duration_id;
 308         u8 addr1[6];
 309         u8 addr2[6];
 310         u8 addr3[6];
 311         __le16 seq_ctrl;
 312         __le16 qos_ctrl;
 313 } __packed __aligned(2);
 314
 315 /**
 316  * ieee80211_has_tods - check if IEEE80211_FCTL_TODS is set
 317  * @fc: frame control bytes in little-endian byteorder
 318  */
 319 static inline bool ieee80211_has_tods(__le16 fc)
 320 {
 321         return (fc & cpu_to_le16(IEEE80211_FCTL_TODS)) != 0;
 322 }
 323
 324 /**
 325  * ieee80211_has_fromds - check if IEEE80211_FCTL_FROMDS is set
 326  * @fc: frame control bytes in little-endian byteorder
 327  */
 328 static inline bool ieee80211_has_fromds(__le16 fc)
 329 {
 330         return (fc & cpu_to_le16(IEEE80211_FCTL_FROMDS)) != 0;
 331 }
 332
 333 /**
 334  * ieee80211_has_a4 - check if IEEE80211_FCTL_TODS and IEEE80211_FCTL_FROMDS are set
 335  * @fc: frame control bytes in little-endian byteorder
 336  */
 337 static inline bool ieee80211_has_a4(__le16 fc)
 338 {
 339         __le16 tmp = cpu_to_le16(IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS);
 340         return (fc & tmp) == tmp;
 341 }
 342
 343 /**
 344  * ieee80211_has_morefrags - check if IEEE80211_FCTL_MOREFRAGS is set
 345  * @fc: frame control bytes in little-endian byteorder
 346  */
 347 static inline bool ieee80211_has_morefrags(__le16 fc)
 348 {
 349         return (fc & cpu_to_le16(IEEE80211_FCTL_MOREFRAGS)) != 0;
 350 }
 351
 352 /**
 353  * ieee80211_has_retry - check if IEEE80211_FCTL_RETRY is set
 354  * @fc: frame control bytes in little-endian byteorder
 355  */
 356 static inline bool ieee80211_has_retry(__le16 fc)
 357 {
 358         return (fc & cpu_to_le16(IEEE80211_FCTL_RETRY)) != 0;
 359 }
 360
 361 /**
 362  * ieee80211_has_pm - check if IEEE80211_FCTL_PM is set
 363  * @fc: frame control bytes in little-endian byteorder
 364  */
 365 static inline bool ieee80211_has_pm(__le16 fc)
 366 {
 367         return (fc & cpu_to_le16(IEEE80211_FCTL_PM)) != 0;
 368 }
 369
 370 /**
 371  * ieee80211_has_moredata - check if IEEE80211_FCTL_MOREDATA is set
 372  * @fc: frame control bytes in little-endian byteorder
 373  */
 374 static inline bool ieee80211_has_moredata(__le16 fc)
 375 {
 376         return (fc & cpu_to_le16(IEEE80211_FCTL_MOREDATA)) != 0;
 377 }
 378
 379 /**
 380  * ieee80211_has_protected - check if IEEE80211_FCTL_PROTECTED is set
 381  * @fc: frame control bytes in little-endian byteorder
 382  */
 383 static inline bool ieee80211_has_protected(__le16 fc)
 384 {
 385         return (fc & cpu_to_le16(IEEE80211_FCTL_PROTECTED)) != 0;
 386 }
 387
 388 /**
 389  * ieee80211_has_order - check if IEEE80211_FCTL_ORDER is set
 390  * @fc: frame control bytes in little-endian byteorder
 391  */
 392 static inline bool ieee80211_has_order(__le16 fc)
 393 {
 394         return (fc & cpu_to_le16(IEEE80211_FCTL_ORDER)) != 0;
 395 }
 396
 397 /**
 398  * ieee80211_is_mgmt - check if type is IEEE80211_FTYPE_MGMT
 399  * @fc: frame control bytes in little-endian byteorder
 400  */
 401 static inline bool ieee80211_is_mgmt(__le16 fc)
 402 {
 403         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
 404                cpu_to_le16(IEEE80211_FTYPE_MGMT);
 405 }
 406
 407 /**
 408  * ieee80211_is_ctl - check if type is IEEE80211_FTYPE_CTL
 409  * @fc: frame control bytes in little-endian byteorder
 410  */
 411 static inline bool ieee80211_is_ctl(__le16 fc)
 412 {
 413         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
 414                cpu_to_le16(IEEE80211_FTYPE_CTL);
 415 }
 416
 417 /**
 418  * ieee80211_is_data - check if type is IEEE80211_FTYPE_DATA
 419  * @fc: frame control bytes in little-endian byteorder
 420  */
 421 static inline bool ieee80211_is_data(__le16 fc)
 422 {
 423         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
 424                cpu_to_le16(IEEE80211_FTYPE_DATA);
 425 }
 426
 427 /**
 428  * ieee80211_is_ext - check if type is IEEE80211_FTYPE_EXT
 429  * @fc: frame control bytes in little-endian byteorder
 430  */
 431 static inline bool ieee80211_is_ext(__le16 fc)
 432 {
 433         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
 434                cpu_to_le16(IEEE80211_FTYPE_EXT);
 435 }
 436
 437
 438 /**
 439  * ieee80211_is_data_qos - check if type is IEEE80211_FTYPE_DATA and IEEE80211_STYPE_QOS_DATA is set
 440  * @fc: frame control bytes in little-endian byteorder
 441  */
 442 static inline bool ieee80211_is_data_qos(__le16 fc)
 443 {
 444         /*
 445          * mask with QOS_DATA rather than IEEE80211_FCTL_STYPE as we just need
 446          * to check the one bit
 447          */
 448         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_STYPE_QOS_DATA)) ==
 449                cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_DATA);
 450 }
 451
 452 /**
 453  * ieee80211_is_data_present - check if type is IEEE80211_FTYPE_DATA and has data
 454  * @fc: frame control bytes in little-endian byteorder
 455  */
 456 static inline bool ieee80211_is_data_present(__le16 fc)
 457 {
 458         /*
 459          * mask with 0x40 and test that that bit is clear to only return true
 460          * for the data-containing substypes.
 461          */
 462         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | 0x40)) ==
 463                cpu_to_le16(IEEE80211_FTYPE_DATA);
 464 }
 465
 466 /**
 467  * ieee80211_is_assoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_REQ
 468  * @fc: frame control bytes in little-endian byteorder
 469  */
 470 static inline bool ieee80211_is_assoc_req(__le16 fc)
 471 {
 472         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 473                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_REQ);
 474 }
 475
 476 /**
 477  * ieee80211_is_assoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_RESP
 478  * @fc: frame control bytes in little-endian byteorder
 479  */
 480 static inline bool ieee80211_is_assoc_resp(__le16 fc)
 481 {
 482         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 483                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_RESP);
 484 }
 485
 486 /**
 487  * ieee80211_is_reassoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_REQ
 488  * @fc: frame control bytes in little-endian byteorder
 489  */
 490 static inline bool ieee80211_is_reassoc_req(__le16 fc)
 491 {
 492         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 493                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_REQ);
 494 }
 495
 496 /**
 497  * ieee80211_is_reassoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_RESP
 498  * @fc: frame control bytes in little-endian byteorder
 499  */
 500 static inline bool ieee80211_is_reassoc_resp(__le16 fc)
 501 {
 502         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 503                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_RESP);
 504 }
 505
 506 /**
 507  * ieee80211_is_probe_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_REQ
 508  * @fc: frame control bytes in little-endian byteorder
 509  */
 510 static inline bool ieee80211_is_probe_req(__le16 fc)
 511 {
 512         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 513                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ);
 514 }
 515
 516 /**
 517  * ieee80211_is_probe_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_RESP
 518  * @fc: frame control bytes in little-endian byteorder
 519  */
 520 static inline bool ieee80211_is_probe_resp(__le16 fc)
 521 {
 522         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 523                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_RESP);
 524 }
 525
 526 /**
 527  * ieee80211_is_beacon - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_BEACON
 528  * @fc: frame control bytes in little-endian byteorder
 529  */
 530 static inline bool ieee80211_is_beacon(__le16 fc)
 531 {
 532         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 533                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_BEACON);
 534 }
 535
 536 /**
 537  * ieee80211_is_s1g_beacon - check if IEEE80211_FTYPE_EXT &&
 538  * IEEE80211_STYPE_S1G_BEACON
 539  * @fc: frame control bytes in little-endian byteorder
 540  */
 541 static inline bool ieee80211_is_s1g_beacon(__le16 fc)
 542 {
 543         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE |
 544                                  IEEE80211_FCTL_STYPE)) ==
 545                cpu_to_le16(IEEE80211_FTYPE_EXT | IEEE80211_STYPE_S1G_BEACON);
 546 }
 547
 548 /**
 549  * ieee80211_next_tbtt_present - check if IEEE80211_FTYPE_EXT &&
 550  * IEEE80211_STYPE_S1G_BEACON && IEEE80211_S1G_BCN_NEXT_TBTT
 551  * @fc: frame control bytes in little-endian byteorder
 552  */
 553 static inline bool ieee80211_next_tbtt_present(__le16 fc)
 554 {
 555         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 556                cpu_to_le16(IEEE80211_FTYPE_EXT | IEEE80211_STYPE_S1G_BEACON) &&
 557                fc & cpu_to_le16(IEEE80211_S1G_BCN_NEXT_TBTT);
 558 }
 559
 560 /**
 561  * ieee80211_is_s1g_short_beacon - check if next tbtt present bit is set. Only
 562  * true for S1G beacons when they're short.
 563  * @fc: frame control bytes in little-endian byteorder
 564  */
 565 static inline bool ieee80211_is_s1g_short_beacon(__le16 fc)
 566 {
 567         return ieee80211_is_s1g_beacon(fc) && ieee80211_next_tbtt_present(fc);
 568 }
 569
 570 /**
 571  * ieee80211_is_atim - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ATIM
 572  * @fc: frame control bytes in little-endian byteorder
 573  */
 574 static inline bool ieee80211_is_atim(__le16 fc)
 575 {
 576         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 577                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ATIM);
 578 }
 579
 580 /**
 581  * ieee80211_is_disassoc - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DISASSOC
 582  * @fc: frame control bytes in little-endian byteorder
 583  */
 584 static inline bool ieee80211_is_disassoc(__le16 fc)
 585 {
 586         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 587                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DISASSOC);
 588 }
 589
 590 /**
 591  * ieee80211_is_auth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_AUTH
 592  * @fc: frame control bytes in little-endian byteorder
 593  */
 594 static inline bool ieee80211_is_auth(__le16 fc)
 595 {
 596         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 597                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_AUTH);
 598 }
 599
 600 /**
 601  * ieee80211_is_deauth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DEAUTH
 602  * @fc: frame control bytes in little-endian byteorder
 603  */
 604 static inline bool ieee80211_is_deauth(__le16 fc)
 605 {
 606         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 607                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DEAUTH);
 608 }
 609
 610 /**
 611  * ieee80211_is_action - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ACTION
 612  * @fc: frame control bytes in little-endian byteorder
 613  */
 614 static inline bool ieee80211_is_action(__le16 fc)
 615 {
 616         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 617                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ACTION);
 618 }
 619
 620 /**
 621  * ieee80211_is_back_req - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK_REQ
 622  * @fc: frame control bytes in little-endian byteorder
 623  */
 624 static inline bool ieee80211_is_back_req(__le16 fc)
 625 {
 626         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 627                cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK_REQ);
 628 }
 629
 630 /**
 631  * ieee80211_is_back - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK
 632  * @fc: frame control bytes in little-endian byteorder
 633  */
 634 static inline bool ieee80211_is_back(__le16 fc)
 635 {
 636         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 637                cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK);
 638 }
 639
 640 /**
 641  * ieee80211_is_pspoll - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_PSPOLL
 642  * @fc: frame control bytes in little-endian byteorder
 643  */
 644 static inline bool ieee80211_is_pspoll(__le16 fc)
 645 {
 646         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 647                cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_PSPOLL);
 648 }
 649
 650 /**
 651  * ieee80211_is_rts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_RTS
 652  * @fc: frame control bytes in little-endian byteorder
 653  */
 654 static inline bool ieee80211_is_rts(__le16 fc)
 655 {
 656         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 657                cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_RTS);
 658 }
 659
 660 /**
 661  * ieee80211_is_cts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CTS
 662  * @fc: frame control bytes in little-endian byteorder
 663  */
 664 static inline bool ieee80211_is_cts(__le16 fc)
 665 {
 666         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 667                cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTS);
 668 }
 669
 670 /**
 671  * ieee80211_is_ack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_ACK
 672  * @fc: frame control bytes in little-endian byteorder
 673  */
 674 static inline bool ieee80211_is_ack(__le16 fc)
 675 {
 676         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 677                cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_ACK);
 678 }
 679
 680 /**
 681  * ieee80211_is_cfend - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFEND
 682  * @fc: frame control bytes in little-endian byteorder
 683  */
 684 static inline bool ieee80211_is_cfend(__le16 fc)
 685 {
 686         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 687                cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFEND);
 688 }
 689
 690 /**
 691  * ieee80211_is_cfendack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFENDACK
 692  * @fc: frame control bytes in little-endian byteorder
 693  */
 694 static inline bool ieee80211_is_cfendack(__le16 fc)
 695 {
 696         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 697                cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFENDACK);
 698 }
 699
 700 /**
 701  * ieee80211_is_nullfunc - check if frame is a regular (non-QoS) nullfunc frame
 702  * @fc: frame control bytes in little-endian byteorder
 703  */
 704 static inline bool ieee80211_is_nullfunc(__le16 fc)
 705 {
 706         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 707                cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_NULLFUNC);
 708 }
 709
 710 /**
 711  * ieee80211_is_qos_nullfunc - check if frame is a QoS nullfunc frame
 712  * @fc: frame control bytes in little-endian byteorder
 713  */
 714 static inline bool ieee80211_is_qos_nullfunc(__le16 fc)
 715 {
 716         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 717                cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_NULLFUNC);
 718 }
 719
 720 static inline unsigned int ieee80211_hdrlen(__le16 fc)
 721 {
 722         unsigned int hdrlen = 24;
 723
 724         if (ieee80211_has_a4(fc))
 725                 hdrlen = 30;
 726
 727         if (ieee80211_is_data_qos(fc)) {
 728                 hdrlen += IEEE80211_QOS_CTL_LEN;
 729                 if (ieee80211_has_order(fc))
 730                         hdrlen += IEEE80211_HT_CTL_LEN;
 731         }
 732
 733         return hdrlen;
 734 }
 735
 736 /**
 737  * ieee80211_is_any_nullfunc - check if frame is regular or QoS nullfunc frame
 738  * @fc: frame control bytes in little-endian byteorder
 739  */
 740 static inline bool ieee80211_is_any_nullfunc(__le16 fc)
 741 {
 742         return (ieee80211_is_nullfunc(fc) || ieee80211_is_qos_nullfunc(fc));
 743 }
 744
 745 /**
 746  * ieee80211_is_bufferable_mmpdu - check if frame is bufferable MMPDU
 747  * @fc: frame control field in little-endian byteorder
 748  */
 749 static inline bool ieee80211_is_bufferable_mmpdu(__le16 fc)
 750 {
 751         /* IEEE 802.11-2012, definition of "bufferable management frame";
 752          * note that this ignores the IBSS special case. */
 753         return ieee80211_is_mgmt(fc) &&
 754                (ieee80211_is_action(fc) ||
 755                 ieee80211_is_disassoc(fc) ||
 756                 ieee80211_is_deauth(fc));
 757 }
 758
 759 /**
 760  * ieee80211_is_first_frag - check if IEEE80211_SCTL_FRAG is not set
 761  * @seq_ctrl: frame sequence control bytes in little-endian byteorder
 762  */
 763 static inline bool ieee80211_is_first_frag(__le16 seq_ctrl)
 764 {
 765         return (seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG)) == 0;
 766 }
 767
 768 /**
 769  * ieee80211_is_frag - check if a frame is a fragment
 770  * @hdr: 802.11 header of the frame
 771  */
 772 static inline bool ieee80211_is_frag(struct ieee80211_hdr *hdr)
 773 {
 774         return ieee80211_has_morefrags(hdr->frame_control) ||
 775                hdr->seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG);
 776 }
 777
 778 struct ieee80211s_hdr {
 779         u8 flags;
 780         u8 ttl;
 781         __le32 seqnum;
 782         u8 eaddr1[6];
 783         u8 eaddr2[6];
 784 } __packed __aligned(2);
 785
 786 /* Mesh flags */
 787 #define MESH_FLAGS_AE_A4        0x1
 788 #define MESH_FLAGS_AE_A5_A6     0x2
 789 #define MESH_FLAGS_AE           0x3
 790 #define MESH_FLAGS_PS_DEEP      0x4
 791
 792 /**
 793  * enum ieee80211_preq_flags - mesh PREQ element flags
 794  *
 795  * @IEEE80211_PREQ_PROACTIVE_PREP_FLAG: proactive PREP subfield
 796  */
 797 enum ieee80211_preq_flags {
 798         IEEE80211_PREQ_PROACTIVE_PREP_FLAG      = 1<<2,
 799 };
 800
 801 /**
 802  * enum ieee80211_preq_target_flags - mesh PREQ element per target flags
 803  *
 804  * @IEEE80211_PREQ_TO_FLAG: target only subfield
 805  * @IEEE80211_PREQ_USN_FLAG: unknown target HWMP sequence number subfield
 806  */
 807 enum ieee80211_preq_target_flags {
 808         IEEE80211_PREQ_TO_FLAG  = 1<<0,
 809         IEEE80211_PREQ_USN_FLAG = 1<<2,
 810 };
 811
 812 /**
 813  * struct ieee80211_quiet_ie
 814  *
 815  * This structure refers to "Quiet information element"
 816  */
 817 struct ieee80211_quiet_ie {
 818         u8 count;
 819         u8 period;
 820         __le16 duration;
 821         __le16 offset;
 822 } __packed;
 823
 824 /**
 825  * struct ieee80211_msrment_ie
 826  *
 827  * This structure refers to "Measurement Request/Report information element"
 828  */
 829 struct ieee80211_msrment_ie {
 830         u8 token;
 831         u8 mode;
 832         u8 type;
 833         u8 request[];
 834 } __packed;
 835
 836 /**
 837  * struct ieee80211_channel_sw_ie
 838  *
 839  * This structure refers to "Channel Switch Announcement information element"
 840  */
 841 struct ieee80211_channel_sw_ie {
 842         u8 mode;
 843         u8 new_ch_num;
 844         u8 count;
 845 } __packed;
 846
 847 /**
 848  * struct ieee80211_ext_chansw_ie
 849  *
 850  * This structure represents the "Extended Channel Switch Announcement element"
 851  */
 852 struct ieee80211_ext_chansw_ie {
 853         u8 mode;
 854         u8 new_operating_class;
 855         u8 new_ch_num;
 856         u8 count;
 857 } __packed;
 858
 859 /**
 860  * struct ieee80211_sec_chan_offs_ie - secondary channel offset IE
 861  * @sec_chan_offs: secondary channel offset, uses IEEE80211_HT_PARAM_CHA_SEC_*
 862  *      values here
 863  * This structure represents the "Secondary Channel Offset element"
 864  */
 865 struct ieee80211_sec_chan_offs_ie {
 866         u8 sec_chan_offs;
 867 } __packed;
 868
 869 /**
 870  * struct ieee80211_mesh_chansw_params_ie - mesh channel switch parameters IE
 871  *
 872  * This structure represents the "Mesh Channel Switch Paramters element"
 873  */
 874 struct ieee80211_mesh_chansw_params_ie {
 875         u8 mesh_ttl;
 876         u8 mesh_flags;
 877         __le16 mesh_reason;
 878         __le16 mesh_pre_value;
 879 } __packed;
 880
 881 /**
 882  * struct ieee80211_wide_bw_chansw_ie - wide bandwidth channel switch IE
 883  */
 884 struct ieee80211_wide_bw_chansw_ie {
 885         u8 new_channel_width;
 886         u8 new_center_freq_seg0, new_center_freq_seg1;
 887 } __packed;
 888
 889 /**
 890  * struct ieee80211_tim
 891  *
 892  * This structure refers to "Traffic Indication Map information element"
 893  */
 894 struct ieee80211_tim_ie {
 895         u8 dtim_count;
 896         u8 dtim_period;
 897         u8 bitmap_ctrl;
 898         /* variable size: 1 - 251 bytes */
 899         u8 virtual_map[1];
 900 } __packed;
 901
 902 /**
 903  * struct ieee80211_meshconf_ie
 904  *
 905  * This structure refers to "Mesh Configuration information element"
 906  */
 907 struct ieee80211_meshconf_ie {
 908         u8 meshconf_psel;
 909         u8 meshconf_pmetric;
 910         u8 meshconf_congest;
 911         u8 meshconf_synch;
 912         u8 meshconf_auth;
 913         u8 meshconf_form;
 914         u8 meshconf_cap;
 915 } __packed;
 916
 917 /**
 918  * enum mesh_config_capab_flags - Mesh Configuration IE capability field flags
 919  *
 920  * @IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS: STA is willing to establish
 921  *      additional mesh peerings with other mesh STAs
 922  * @IEEE80211_MESHCONF_CAPAB_FORWARDING: the STA forwards MSDUs
 923  * @IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING: TBTT adjustment procedure
 924  *      is ongoing
 925  */
 926 enum mesh_config_capab_flags {
 927         IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS          = 0x01,
 928         IEEE80211_MESHCONF_CAPAB_FORWARDING             = 0x08,
 929         IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING         = 0x20,
 930 };
 931
 932 #define IEEE80211_MESHCONF_FORM_CONNECTED_TO_GATE 0x1
 933
 934 /**
 935  * mesh channel switch parameters element's flag indicator
 936  *
 937  */
 938 #define WLAN_EID_CHAN_SWITCH_PARAM_TX_RESTRICT BIT(0)
 939 #define WLAN_EID_CHAN_SWITCH_PARAM_INITIATOR BIT(1)
 940 #define WLAN_EID_CHAN_SWITCH_PARAM_REASON BIT(2)
 941
 942 /**
 943  * struct ieee80211_rann_ie
 944  *
 945  * This structure refers to "Root Announcement information element"
 946  */
 947 struct ieee80211_rann_ie {
 948         u8 rann_flags;
 949         u8 rann_hopcount;
 950         u8 rann_ttl;
 951         u8 rann_addr[6];
 952         __le32 rann_seq;
 953         __le32 rann_interval;
 954         __le32 rann_metric;
 955 } __packed;
 956
 957 enum ieee80211_rann_flags {
 958         RANN_FLAG_IS_GATE = 1 << 0,
 959 };
 960
 961 enum ieee80211_ht_chanwidth_values {
 962         IEEE80211_HT_CHANWIDTH_20MHZ = 0,
 963         IEEE80211_HT_CHANWIDTH_ANY = 1,
 964 };
 965
 966 /**
 967  * enum ieee80211_opmode_bits - VHT operating mode field bits
 968  * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK: channel width mask
 969  * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ: 20 MHz channel width
 970  * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ: 40 MHz channel width
 971  * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ: 80 MHz channel width
 972  * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ: 160 MHz or 80+80 MHz channel width
 973  * @IEEE80211_OPMODE_NOTIF_BW_160_80P80: 160 / 80+80 MHz indicator flag
 974  * @IEEE80211_OPMODE_NOTIF_RX_NSS_MASK: number of spatial streams mask
 975  *      (the NSS value is the value of this field + 1)
 976  * @IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT: number of spatial streams shift
 977  * @IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF: indicates streams in SU-MIMO PPDU
 978  *      using a beamforming steering matrix
 979  */
 980 enum ieee80211_vht_opmode_bits {
 981         IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK   = 0x03,
 982         IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ  = 0,
 983         IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ  = 1,
 984         IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ  = 2,
 985         IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ = 3,
 986         IEEE80211_OPMODE_NOTIF_BW_160_80P80     = 0x04,
 987         IEEE80211_OPMODE_NOTIF_RX_NSS_MASK      = 0x70,
 988         IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT     = 4,
 989         IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF   = 0x80,
 990 };
 991
 992 /**
 993  * enum ieee80211_s1g_chanwidth
 994  * These are defined in IEEE802.11-2016ah Table 10-20
 995  * as BSS Channel Width
 996  *
 997  * @IEEE80211_S1G_CHANWIDTH_1MHZ: 1MHz operating channel
 998  * @IEEE80211_S1G_CHANWIDTH_2MHZ: 2MHz operating channel
 999  * @IEEE80211_S1G_CHANWIDTH_4MHZ: 4MHz operating channel
1000  * @IEEE80211_S1G_CHANWIDTH_8MHZ: 8MHz operating channel
1001  * @IEEE80211_S1G_CHANWIDTH_16MHZ: 16MHz operating channel
1002  */
1003 enum ieee80211_s1g_chanwidth {
1004         IEEE80211_S1G_CHANWIDTH_1MHZ = 0,
1005         IEEE80211_S1G_CHANWIDTH_2MHZ = 1,
1006         IEEE80211_S1G_CHANWIDTH_4MHZ = 3,
1007         IEEE80211_S1G_CHANWIDTH_8MHZ = 7,
1008         IEEE80211_S1G_CHANWIDTH_16MHZ = 15,
1009 };
1010
1011 #define WLAN_SA_QUERY_TR_ID_LEN 2
1012 #define WLAN_MEMBERSHIP_LEN 8
1013 #define WLAN_USER_POSITION_LEN 16
1014
1015 /**
1016  * struct ieee80211_tpc_report_ie
1017  *
1018  * This structure refers to "TPC Report element"
1019  */
1020 struct ieee80211_tpc_report_ie {
1021         u8 tx_power;
1022         u8 link_margin;
1023 } __packed;
1024
1025 #define IEEE80211_ADDBA_EXT_FRAG_LEVEL_MASK     GENMASK(2, 1)
1026 #define IEEE80211_ADDBA_EXT_FRAG_LEVEL_SHIFT    1
1027 #define IEEE80211_ADDBA_EXT_NO_FRAG             BIT(0)
1028
1029 struct ieee80211_addba_ext_ie {
1030         u8 data;
1031 } __packed;
1032
1033 /**
1034  * struct ieee80211_s1g_bcn_compat_ie
1035  *
1036  * S1G Beacon Compatibility element
1037  */
1038 struct ieee80211_s1g_bcn_compat_ie {
1039         __le16 compat_info;
1040         __le16 beacon_int;
1041         __le32 tsf_completion;
1042 } __packed;
1043
1044 /**
1045  * struct ieee80211_s1g_oper_ie
1046  *
1047  * S1G Operation element
1048  */
1049 struct ieee80211_s1g_oper_ie {
1050         u8 ch_width;
1051         u8 oper_class;
1052         u8 primary_ch;
1053         u8 oper_ch;
1054         __le16 basic_mcs_nss;
1055 } __packed;
1056
1057 /**
1058  * struct ieee80211_aid_response_ie
1059  *
1060  * AID Response element
1061  */
1062 struct ieee80211_aid_response_ie {
1063         __le16 aid;
1064         u8 switch_count;
1065         __le16 response_int;
1066 } __packed;
1067
1068 struct ieee80211_s1g_cap {
1069         u8 capab_info[10];
1070         u8 supp_mcs_nss[5];
1071 } __packed;
1072
1073 struct ieee80211_ext {
1074         __le16 frame_control;
1075         __le16 duration;
1076         union {
1077                 struct {
1078                         u8 sa[6];
1079                         __le32 timestamp;
1080                         u8 change_seq;
1081                         u8 variable[0];
1082                 } __packed s1g_beacon;
1083                 struct {
1084                         u8 sa[6];
1085                         __le32 timestamp;
1086                         u8 change_seq;
1087                         u8 next_tbtt[3];
1088                         u8 variable[0];
1089                 } __packed s1g_short_beacon;
1090         } u;
1091 } __packed __aligned(2);
1092
1093 #define IEEE80211_TWT_CONTROL_NDP                       BIT(0)
1094 #define IEEE80211_TWT_CONTROL_RESP_MODE                 BIT(1)
1095 #define IEEE80211_TWT_CONTROL_NEG_TYPE_BROADCAST        BIT(3)
1096 #define IEEE80211_TWT_CONTROL_RX_DISABLED               BIT(4)
1097 #define IEEE80211_TWT_CONTROL_WAKE_DUR_UNIT             BIT(5)
1098
1099 #define IEEE80211_TWT_REQTYPE_REQUEST                   BIT(0)
1100 #define IEEE80211_TWT_REQTYPE_SETUP_CMD                 GENMASK(3, 1)
1101 #define IEEE80211_TWT_REQTYPE_TRIGGER                   BIT(4)
1102 #define IEEE80211_TWT_REQTYPE_IMPLICIT                  BIT(5)
1103 #define IEEE80211_TWT_REQTYPE_FLOWTYPE                  BIT(6)
1104 #define IEEE80211_TWT_REQTYPE_FLOWID                    GENMASK(9, 7)
1105 #define IEEE80211_TWT_REQTYPE_WAKE_INT_EXP              GENMASK(14, 10)
1106 #define IEEE80211_TWT_REQTYPE_PROTECTION                BIT(15)
1107
1108 enum ieee80211_twt_setup_cmd {
1109         TWT_SETUP_CMD_REQUEST,
1110         TWT_SETUP_CMD_SUGGEST,
1111         TWT_SETUP_CMD_DEMAND,
1112         TWT_SETUP_CMD_GROUPING,
1113         TWT_SETUP_CMD_ACCEPT,
1114         TWT_SETUP_CMD_ALTERNATE,
1115         TWT_SETUP_CMD_DICTATE,
1116         TWT_SETUP_CMD_REJECT,
1117 };
1118
1119 struct ieee80211_twt_params {
1120         __le16 req_type;
1121         __le64 twt;
1122         u8 min_twt_dur;
1123         __le16 mantissa;
1124         u8 channel;
1125 } __packed;
1126
1127 struct ieee80211_twt_setup {
1128         u8 dialog_token;
1129         u8 element_id;
1130         u8 length;
1131         u8 control;
1132         u8 params[];
1133 } __packed;
1134
1135 struct ieee80211_mgmt {
1136         __le16 frame_control;
1137         __le16 duration;
1138         u8 da[6];
1139         u8 sa[6];
1140         u8 bssid[6];
1141         __le16 seq_ctrl;
1142         union {
1143                 struct {
1144                         __le16 auth_alg;
1145                         __le16 auth_transaction;
1146                         __le16 status_code;
1147                         /* possibly followed by Challenge text */
1148                         u8 variable[];
1149                 } __packed __aligned(4) auth;
1150                 struct {
1151                         __le16 reason_code;
1152                 } __packed __aligned(4) deauth;
1153                 struct {
1154                         __le16 capab_info;
1155                         __le16 listen_interval;
1156                         /* followed by SSID and Supported rates */
1157                         u8 variable[];
1158                 } __packed __aligned(4) assoc_req;
1159                 struct {
1160                         __le16 capab_info;
1161                         __le16 status_code;
1162                         __le16 aid;
1163                         /* followed by Supported rates */
1164                         u8 variable[];
1165                 } __packed __aligned(4) assoc_resp, reassoc_resp;
1166                 struct {
1167                         __le16 capab_info;
1168                         __le16 status_code;
1169                         u8 variable[];
1170                 } __packed __aligned(4) s1g_assoc_resp, s1g_reassoc_resp;
1171                 struct {
1172                         __le16 capab_info;
1173                         __le16 listen_interval;
1174                         u8 current_ap[6];
1175                         /* followed by SSID and Supported rates */
1176                         u8 variable[];
1177                 } __packed __aligned(4) reassoc_req;
1178                 struct {
1179                         __le16 reason_code;
1180                 } __packed __aligned(4) disassoc;
1181                 struct {
1182                         __le64 timestamp;
1183                         __le16 beacon_int;
1184                         __le16 capab_info;
1185                         /* followed by some of SSID, Supported rates,
1186                          * FH Params, DS Params, CF Params, IBSS Params, TIM */
1187                         u8 variable[];
1188                 } __packed __aligned(4) beacon;
1189                 struct {
1190                         /* only variable items: SSID, Supported rates */
1191                         DECLARE_FLEX_ARRAY(u8, variable);
1192                 } __packed __aligned(4) probe_req;
1193                 struct {
1194                         __le64 timestamp;
1195                         __le16 beacon_int;
1196                         __le16 capab_info;
1197                         /* followed by some of SSID, Supported rates,
1198                          * FH Params, DS Params, CF Params, IBSS Params */
1199                         u8 variable[];
1200                 } __packed __aligned(4) probe_resp;
1201                 struct {
1202                         u8 category;
1203                         union {
1204                                 struct {
1205                                         u8 action_code;
1206                                         u8 dialog_token;
1207                                         u8 status_code;
1208                                         u8 variable[];
1209                                 } __packed wme_action;
1210                                 struct{
1211                                         u8 action_code;
1212                                         u8 variable[];
1213                                 } __packed chan_switch;
1214                                 struct{
1215                                         u8 action_code;
1216                                         struct ieee80211_ext_chansw_ie data;
1217                                         u8 variable[];
1218                                 } __packed ext_chan_switch;
1219                                 struct{
1220                                         u8 action_code;
1221                                         u8 dialog_token;
1222                                         u8 element_id;
1223                                         u8 length;
1224                                         struct ieee80211_msrment_ie msr_elem;
1225                                 } __packed measurement;
1226                                 struct{
1227                                         u8 action_code;
1228                                         u8 dialog_token;
1229                                         __le16 capab;
1230                                         __le16 timeout;
1231                                         __le16 start_seq_num;
1232                                         /* followed by BA Extension */
1233                                         u8 variable[];
1234                                 } __packed addba_req;
1235                                 struct{
1236                                         u8 action_code;
1237                                         u8 dialog_token;
1238                                         __le16 status;
1239                                         __le16 capab;
1240                                         __le16 timeout;
1241                                 } __packed addba_resp;
1242                                 struct{
1243                                         u8 action_code;
1244                                         __le16 params;
1245                                         __le16 reason_code;
1246                                 } __packed delba;
1247                                 struct {
1248                                         u8 action_code;
1249                                         u8 variable[];
1250                                 } __packed self_prot;
1251                                 struct{
1252                                         u8 action_code;
1253                                         u8 variable[];
1254                                 } __packed mesh_action;
1255                                 struct {
1256                                         u8 action;
1257                                         u8 trans_id[WLAN_SA_QUERY_TR_ID_LEN];
1258                                 } __packed sa_query;
1259                                 struct {
1260                                         u8 action;
1261                                         u8 smps_control;
1262                                 } __packed ht_smps;
1263                                 struct {
1264                                         u8 action_code;
1265                                         u8 chanwidth;
1266                                 } __packed ht_notify_cw;
1267                                 struct {
1268                                         u8 action_code;
1269                                         u8 dialog_token;
1270                                         __le16 capability;
1271                                         u8 variable[0];
1272                                 } __packed tdls_discover_resp;
1273                                 struct {
1274                                         u8 action_code;
1275                                         u8 operating_mode;
1276                                 } __packed vht_opmode_notif;
1277                                 struct {
1278                                         u8 action_code;
1279                                         u8 membership[WLAN_MEMBERSHIP_LEN];
1280                                         u8 position[WLAN_USER_POSITION_LEN];
1281                                 } __packed vht_group_notif;
1282                                 struct {
1283                                         u8 action_code;
1284                                         u8 dialog_token;
1285                                         u8 tpc_elem_id;
1286                                         u8 tpc_elem_length;
1287                                         struct ieee80211_tpc_report_ie tpc;
1288                                 } __packed tpc_report;
1289                                 struct {
1290                                         u8 action_code;
1291                                         u8 dialog_token;
1292                                         u8 follow_up;
1293                                         u8 tod[6];
1294                                         u8 toa[6];
1295                                         __le16 tod_error;
1296                                         __le16 toa_error;
1297                                         u8 variable[];
1298                                 } __packed ftm;
1299                                 struct {
1300                                         u8 action_code;
1301                                         u8 variable[];
1302                                 } __packed s1g;
1303                         } u;
1304                 } __packed __aligned(4) action;
1305         } u __aligned(2);
1306 } __packed __aligned(2);
1307
1308 /* Supported rates membership selectors */
1309 #define BSS_MEMBERSHIP_SELECTOR_HT_PHY  127
1310 #define BSS_MEMBERSHIP_SELECTOR_VHT_PHY 126
1311 #define BSS_MEMBERSHIP_SELECTOR_HE_PHY  122
1312 #define BSS_MEMBERSHIP_SELECTOR_SAE_H2E 123
1313
1314 /* mgmt header + 1 byte category code */
1315 #define IEEE80211_MIN_ACTION_SIZE offsetof(struct ieee80211_mgmt, u.action.u)
1316
1317
1318 /* Management MIC information element (IEEE 802.11w) */
1319 struct ieee80211_mmie {
1320         u8 element_id;
1321         u8 length;
1322         __le16 key_id;
1323         u8 sequence_number[6];
1324         u8 mic[8];
1325 } __packed;
1326
1327 /* Management MIC information element (IEEE 802.11w) for GMAC and CMAC-256 */
1328 struct ieee80211_mmie_16 {
1329         u8 element_id;
1330         u8 length;
1331         __le16 key_id;
1332         u8 sequence_number[6];
1333         u8 mic[16];
1334 } __packed;
1335
1336 struct ieee80211_vendor_ie {
1337         u8 element_id;
1338         u8 len;
1339         u8 oui[3];
1340         u8 oui_type;
1341 } __packed;
1342
1343 struct ieee80211_wmm_ac_param {
1344         u8 aci_aifsn; /* AIFSN, ACM, ACI */
1345         u8 cw; /* ECWmin, ECWmax (CW = 2^ECW - 1) */
1346         __le16 txop_limit;
1347 } __packed;
1348
1349 struct ieee80211_wmm_param_ie {
1350         u8 element_id; /* Element ID: 221 (0xdd); */
1351         u8 len; /* Length: 24 */
1352         /* required fields for WMM version 1 */
1353         u8 oui[3]; /* 00:50:f2 */
1354         u8 oui_type; /* 2 */
1355         u8 oui_subtype; /* 1 */
1356         u8 version; /* 1 for WMM version 1.0 */
1357         u8 qos_info; /* AP/STA specific QoS info */
1358         u8 reserved; /* 0 */
1359         /* AC_BE, AC_BK, AC_VI, AC_VO */
1360         struct ieee80211_wmm_ac_param ac[4];
1361 } __packed;
1362
1363 /* Control frames */
1364 struct ieee80211_rts {
1365         __le16 frame_control;
1366         __le16 duration;
1367         u8 ra[6];
1368         u8 ta[6];
1369 } __packed __aligned(2);
1370
1371 struct ieee80211_cts {
1372         __le16 frame_control;
1373         __le16 duration;
1374         u8 ra[6];
1375 } __packed __aligned(2);
1376
1377 struct ieee80211_pspoll {
1378         __le16 frame_control;
1379         __le16 aid;
1380         u8 bssid[6];
1381         u8 ta[6];
1382 } __packed __aligned(2);
1383
1384 /* TDLS */
1385
1386 /* Channel switch timing */
1387 struct ieee80211_ch_switch_timing {
1388         __le16 switch_time;
1389         __le16 switch_timeout;
1390 } __packed;
1391
1392 /* Link-id information element */
1393 struct ieee80211_tdls_lnkie {
1394         u8 ie_type; /* Link Identifier IE */
1395         u8 ie_len;
1396         u8 bssid[6];
1397         u8 init_sta[6];
1398         u8 resp_sta[6];
1399 } __packed;
1400
1401 struct ieee80211_tdls_data {
1402         u8 da[6];
1403         u8 sa[6];
1404         __be16 ether_type;
1405         u8 payload_type;
1406         u8 category;
1407         u8 action_code;
1408         union {
1409                 struct {
1410                         u8 dialog_token;
1411                         __le16 capability;
1412                         u8 variable[0];
1413                 } __packed setup_req;
1414                 struct {
1415                         __le16 status_code;
1416                         u8 dialog_token;
1417                         __le16 capability;
1418                         u8 variable[0];
1419                 } __packed setup_resp;
1420                 struct {
1421                         __le16 status_code;
1422                         u8 dialog_token;
1423                         u8 variable[0];
1424                 } __packed setup_cfm;
1425                 struct {
1426                         __le16 reason_code;
1427                         u8 variable[0];
1428                 } __packed teardown;
1429                 struct {
1430                         u8 dialog_token;
1431                         u8 variable[0];
1432                 } __packed discover_req;
1433                 struct {
1434                         u8 target_channel;
1435                         u8 oper_class;
1436                         u8 variable[0];
1437                 } __packed chan_switch_req;
1438                 struct {
1439                         __le16 status_code;
1440                         u8 variable[0];
1441                 } __packed chan_switch_resp;
1442         } u;
1443 } __packed;
1444
1445 /*
1446  * Peer-to-Peer IE attribute related definitions.
1447  */
1448 /**
1449  * enum ieee80211_p2p_attr_id - identifies type of peer-to-peer attribute.
1450  */
1451 enum ieee80211_p2p_attr_id {
1452         IEEE80211_P2P_ATTR_STATUS = 0,
1453         IEEE80211_P2P_ATTR_MINOR_REASON,
1454         IEEE80211_P2P_ATTR_CAPABILITY,
1455         IEEE80211_P2P_ATTR_DEVICE_ID,
1456         IEEE80211_P2P_ATTR_GO_INTENT,
1457         IEEE80211_P2P_ATTR_GO_CONFIG_TIMEOUT,
1458         IEEE80211_P2P_ATTR_LISTEN_CHANNEL,
1459         IEEE80211_P2P_ATTR_GROUP_BSSID,
1460         IEEE80211_P2P_ATTR_EXT_LISTEN_TIMING,
1461         IEEE80211_P2P_ATTR_INTENDED_IFACE_ADDR,
1462         IEEE80211_P2P_ATTR_MANAGABILITY,
1463         IEEE80211_P2P_ATTR_CHANNEL_LIST,
1464         IEEE80211_P2P_ATTR_ABSENCE_NOTICE,
1465         IEEE80211_P2P_ATTR_DEVICE_INFO,
1466         IEEE80211_P2P_ATTR_GROUP_INFO,
1467         IEEE80211_P2P_ATTR_GROUP_ID,
1468         IEEE80211_P2P_ATTR_INTERFACE,
1469         IEEE80211_P2P_ATTR_OPER_CHANNEL,
1470         IEEE80211_P2P_ATTR_INVITE_FLAGS,
1471         /* 19 - 220: Reserved */
1472         IEEE80211_P2P_ATTR_VENDOR_SPECIFIC = 221,
1473
1474         IEEE80211_P2P_ATTR_MAX
1475 };
1476
1477 /* Notice of Absence attribute - described in P2P spec 4.1.14 */
1478 /* Typical max value used here */
1479 #define IEEE80211_P2P_NOA_DESC_MAX      4
1480
1481 struct ieee80211_p2p_noa_desc {
1482         u8 count;
1483         __le32 duration;
1484         __le32 interval;
1485         __le32 start_time;
1486 } __packed;
1487
1488 struct ieee80211_p2p_noa_attr {
1489         u8 index;
1490         u8 oppps_ctwindow;
1491         struct ieee80211_p2p_noa_desc desc[IEEE80211_P2P_NOA_DESC_MAX];
1492 } __packed;
1493
1494 #define IEEE80211_P2P_OPPPS_ENABLE_BIT          BIT(7)
1495 #define IEEE80211_P2P_OPPPS_CTWINDOW_MASK       0x7F
1496
1497 /**
1498  * struct ieee80211_bar - HT Block Ack Request
1499  *
1500  * This structure refers to "HT BlockAckReq" as
1501  * described in 802.11n draft section 7.2.1.7.1
1502  */
1503 struct ieee80211_bar {
1504         __le16 frame_control;
1505         __le16 duration;
1506         __u8 ra[6];
1507         __u8 ta[6];
1508         __le16 control;
1509         __le16 start_seq_num;
1510 } __packed __aligned(2);
1511
1512 /* 802.11 BA(R) control masks */
1513 #define IEEE80211_BAR_CTRL_ACK_POLICY_NORMAL    0x0000
1514 #define IEEE80211_BAR_CTRL_MULTI_TID            0x0002
1515 #define IEEE80211_BAR_CTRL_CBMTID_COMPRESSED_BA 0x0004
1516 #define IEEE80211_BAR_CTRL_TID_INFO_MASK        0xf000
1517 #define IEEE80211_BAR_CTRL_TID_INFO_SHIFT       12
1518
1519 /**
1520  * struct ieee80211_ba - HT Block Ack
1521  *
1522  * This structure refers to "HT BlockAck" as
1523  * described in 802.11n draft section 7.2.1.8.1
1524  */
1525 struct ieee80211_ba {
1526         __le16 frame_control;
1527         __le16 duration;
1528         u8 ra[6];
1529         u8 ta[6];
1530         __le16 control;
1531
1532         __le16 start_seq_num;
1533         u8 bitmap[8];
1534 } __packed;
1535
1536 #define IEEE80211_HT_MCS_MASK_LEN               10
1537
1538 /**
1539  * struct ieee80211_mcs_info - MCS information
1540  * @rx_mask: RX mask
1541  * @rx_highest: highest supported RX rate. If set represents
1542  *      the highest supported RX data rate in units of 1 Mbps.
1543  *      If this field is 0 this value should not be used to
1544  *      consider the highest RX data rate supported.
1545  * @tx_params: TX parameters
1546  */
1547 struct ieee80211_mcs_info {
1548         u8 rx_mask[IEEE80211_HT_MCS_MASK_LEN];
1549         __le16 rx_highest;
1550         u8 tx_params;
1551         u8 reserved[3];
1552 } __packed;
1553
1554 /* 802.11n HT capability MSC set */
1555 #define IEEE80211_HT_MCS_RX_HIGHEST_MASK        0x3ff
1556 #define IEEE80211_HT_MCS_TX_DEFINED             0x01
1557 #define IEEE80211_HT_MCS_TX_RX_DIFF             0x02
1558 /* value 0 == 1 stream etc */
1559 #define IEEE80211_HT_MCS_TX_MAX_STREAMS_MASK    0x0C
1560 #define IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT   2
1561 #define         IEEE80211_HT_MCS_TX_MAX_STREAMS 4
1562 #define IEEE80211_HT_MCS_TX_UNEQUAL_MODULATION  0x10
1563
1564 /*
1565  * 802.11n D5.0 20.3.5 / 20.6 says:
1566  * - indices 0 to 7 and 32 are single spatial stream
1567  * - 8 to 31 are multiple spatial streams using equal modulation
1568  *   [8..15 for two streams, 16..23 for three and 24..31 for four]
1569  * - remainder are multiple spatial streams using unequal modulation
1570  */
1571 #define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START 33
1572 #define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START_BYTE \
1573         (IEEE80211_HT_MCS_UNEQUAL_MODULATION_START / 8)
1574
1575 /**
1576  * struct ieee80211_ht_cap - HT capabilities
1577  *
1578  * This structure is the "HT capabilities element" as
1579  * described in 802.11n D5.0 7.3.2.57
1580  */
1581 struct ieee80211_ht_cap {
1582         __le16 cap_info;
1583         u8 ampdu_params_info;
1584
1585         /* 16 bytes MCS information */
1586         struct ieee80211_mcs_info mcs;
1587
1588         __le16 extended_ht_cap_info;
1589         __le32 tx_BF_cap_info;
1590         u8 antenna_selection_info;
1591 } __packed;
1592
1593 /* 802.11n HT capabilities masks (for cap_info) */
1594 #define IEEE80211_HT_CAP_LDPC_CODING            0x0001
1595 #define IEEE80211_HT_CAP_SUP_WIDTH_20_40        0x0002
1596 #define IEEE80211_HT_CAP_SM_PS                  0x000C
1597 #define         IEEE80211_HT_CAP_SM_PS_SHIFT    2
1598 #define IEEE80211_HT_CAP_GRN_FLD                0x0010
1599 #define IEEE80211_HT_CAP_SGI_20                 0x0020
1600 #define IEEE80211_HT_CAP_SGI_40                 0x0040
1601 #define IEEE80211_HT_CAP_TX_STBC                0x0080
1602 #define IEEE80211_HT_CAP_RX_STBC                0x0300
1603 #define         IEEE80211_HT_CAP_RX_STBC_SHIFT  8
1604 #define IEEE80211_HT_CAP_DELAY_BA               0x0400
1605 #define IEEE80211_HT_CAP_MAX_AMSDU              0x0800
1606 #define IEEE80211_HT_CAP_DSSSCCK40              0x1000
1607 #define IEEE80211_HT_CAP_RESERVED               0x2000
1608 #define IEEE80211_HT_CAP_40MHZ_INTOLERANT       0x4000
1609 #define IEEE80211_HT_CAP_LSIG_TXOP_PROT         0x8000
1610
1611 /* 802.11n HT extended capabilities masks (for extended_ht_cap_info) */
1612 #define IEEE80211_HT_EXT_CAP_PCO                0x0001
1613 #define IEEE80211_HT_EXT_CAP_PCO_TIME           0x0006
1614 #define         IEEE80211_HT_EXT_CAP_PCO_TIME_SHIFT     1
1615 #define IEEE80211_HT_EXT_CAP_MCS_FB             0x0300
1616 #define         IEEE80211_HT_EXT_CAP_MCS_FB_SHIFT       8
1617 #define IEEE80211_HT_EXT_CAP_HTC_SUP            0x0400
1618 #define IEEE80211_HT_EXT_CAP_RD_RESPONDER       0x0800
1619
1620 /* 802.11n HT capability AMPDU settings (for ampdu_params_info) */
1621 #define IEEE80211_HT_AMPDU_PARM_FACTOR          0x03
1622 #define IEEE80211_HT_AMPDU_PARM_DENSITY         0x1C
1623 #define         IEEE80211_HT_AMPDU_PARM_DENSITY_SHIFT   2
1624
1625 /*
1626  * Maximum length of AMPDU that the STA can receive in high-throughput (HT).
1627  * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
1628  */
1629 enum ieee80211_max_ampdu_length_exp {
1630         IEEE80211_HT_MAX_AMPDU_8K = 0,
1631         IEEE80211_HT_MAX_AMPDU_16K = 1,
1632         IEEE80211_HT_MAX_AMPDU_32K = 2,
1633         IEEE80211_HT_MAX_AMPDU_64K = 3
1634 };
1635
1636 /*
1637  * Maximum length of AMPDU that the STA can receive in VHT.
1638  * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
1639  */
1640 enum ieee80211_vht_max_ampdu_length_exp {
1641         IEEE80211_VHT_MAX_AMPDU_8K = 0,
1642         IEEE80211_VHT_MAX_AMPDU_16K = 1,
1643         IEEE80211_VHT_MAX_AMPDU_32K = 2,
1644         IEEE80211_VHT_MAX_AMPDU_64K = 3,
1645         IEEE80211_VHT_MAX_AMPDU_128K = 4,
1646         IEEE80211_VHT_MAX_AMPDU_256K = 5,
1647         IEEE80211_VHT_MAX_AMPDU_512K = 6,
1648         IEEE80211_VHT_MAX_AMPDU_1024K = 7
1649 };
1650
1651 #define IEEE80211_HT_MAX_AMPDU_FACTOR 13
1652
1653 /* Minimum MPDU start spacing */
1654 enum ieee80211_min_mpdu_spacing {
1655         IEEE80211_HT_MPDU_DENSITY_NONE = 0,     /* No restriction */
1656         IEEE80211_HT_MPDU_DENSITY_0_25 = 1,     /* 1/4 usec */
1657         IEEE80211_HT_MPDU_DENSITY_0_5 = 2,      /* 1/2 usec */
1658         IEEE80211_HT_MPDU_DENSITY_1 = 3,        /* 1 usec */
1659         IEEE80211_HT_MPDU_DENSITY_2 = 4,        /* 2 usec */
1660         IEEE80211_HT_MPDU_DENSITY_4 = 5,        /* 4 usec */
1661         IEEE80211_HT_MPDU_DENSITY_8 = 6,        /* 8 usec */
1662         IEEE80211_HT_MPDU_DENSITY_16 = 7        /* 16 usec */
1663 };
1664
1665 /**
1666  * struct ieee80211_ht_operation - HT operation IE
1667  *
1668  * This structure is the "HT operation element" as
1669  * described in 802.11n-2009 7.3.2.57
1670  */
1671 struct ieee80211_ht_operation {
1672         u8 primary_chan;
1673         u8 ht_param;
1674         __le16 operation_mode;
1675         __le16 stbc_param;
1676         u8 basic_set[16];
1677 } __packed;
1678
1679 /* for ht_param */
1680 #define IEEE80211_HT_PARAM_CHA_SEC_OFFSET               0x03
1681 #define         IEEE80211_HT_PARAM_CHA_SEC_NONE         0x00
1682 #define         IEEE80211_HT_PARAM_CHA_SEC_ABOVE        0x01
1683 #define         IEEE80211_HT_PARAM_CHA_SEC_BELOW        0x03
1684 #define IEEE80211_HT_PARAM_CHAN_WIDTH_ANY               0x04
1685 #define IEEE80211_HT_PARAM_RIFS_MODE                    0x08
1686
1687 /* for operation_mode */
1688 #define IEEE80211_HT_OP_MODE_PROTECTION                 0x0003
1689 #define         IEEE80211_HT_OP_MODE_PROTECTION_NONE            0
1690 #define         IEEE80211_HT_OP_MODE_PROTECTION_NONMEMBER       1
1691 #define         IEEE80211_HT_OP_MODE_PROTECTION_20MHZ           2
1692 #define         IEEE80211_HT_OP_MODE_PROTECTION_NONHT_MIXED     3
1693 #define IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT           0x0004
1694 #define IEEE80211_HT_OP_MODE_NON_HT_STA_PRSNT           0x0010
1695 #define IEEE80211_HT_OP_MODE_CCFS2_SHIFT                5
1696 #define IEEE80211_HT_OP_MODE_CCFS2_MASK                 0x1fe0
1697
1698 /* for stbc_param */
1699 #define IEEE80211_HT_STBC_PARAM_DUAL_BEACON             0x0040
1700 #define IEEE80211_HT_STBC_PARAM_DUAL_CTS_PROT           0x0080
1701 #define IEEE80211_HT_STBC_PARAM_STBC_BEACON             0x0100
1702 #define IEEE80211_HT_STBC_PARAM_LSIG_TXOP_FULLPROT      0x0200
1703 #define IEEE80211_HT_STBC_PARAM_PCO_ACTIVE              0x0400
1704 #define IEEE80211_HT_STBC_PARAM_PCO_PHASE               0x0800
1705
1706
1707 /* block-ack parameters */
1708 #define IEEE80211_ADDBA_PARAM_AMSDU_MASK 0x0001
1709 #define IEEE80211_ADDBA_PARAM_POLICY_MASK 0x0002
1710 #define IEEE80211_ADDBA_PARAM_TID_MASK 0x003C
1711 #define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFC0
1712 #define IEEE80211_DELBA_PARAM_TID_MASK 0xF000
1713 #define IEEE80211_DELBA_PARAM_INITIATOR_MASK 0x0800
1714
1715 /*
1716  * A-MPDU buffer sizes
1717  * According to HT size varies from 8 to 64 frames
1718  * HE adds the ability to have up to 256 frames.
1719  */
1720 #define IEEE80211_MIN_AMPDU_BUF         0x8
1721 #define IEEE80211_MAX_AMPDU_BUF_HT      0x40
1722 #define IEEE80211_MAX_AMPDU_BUF         0x100
1723
1724
1725 /* Spatial Multiplexing Power Save Modes (for capability) */
1726 #define WLAN_HT_CAP_SM_PS_STATIC        0
1727 #define WLAN_HT_CAP_SM_PS_DYNAMIC       1
1728 #define WLAN_HT_CAP_SM_PS_INVALID       2
1729 #define WLAN_HT_CAP_SM_PS_DISABLED      3
1730
1731 /* for SM power control field lower two bits */
1732 #define WLAN_HT_SMPS_CONTROL_DISABLED   0
1733 #define WLAN_HT_SMPS_CONTROL_STATIC     1
1734 #define WLAN_HT_SMPS_CONTROL_DYNAMIC    3
1735
1736 /**
1737  * struct ieee80211_vht_mcs_info - VHT MCS information
1738  * @rx_mcs_map: RX MCS map 2 bits for each stream, total 8 streams
1739  * @rx_highest: Indicates highest long GI VHT PPDU data rate
1740  *      STA can receive. Rate expressed in units of 1 Mbps.
1741  *      If this field is 0 this value should not be used to
1742  *      consider the highest RX data rate supported.
1743  *      The top 3 bits of this field indicate the Maximum NSTS,total
1744  *      (a beamformee capability.)
1745  * @tx_mcs_map: TX MCS map 2 bits for each stream, total 8 streams
1746  * @tx_highest: Indicates highest long GI VHT PPDU data rate
1747  *      STA can transmit. Rate expressed in units of 1 Mbps.
1748  *      If this field is 0 this value should not be used to
1749  *      consider the highest TX data rate supported.
1750  *      The top 2 bits of this field are reserved, the
1751  *      3rd bit from the top indiciates VHT Extended NSS BW
1752  *      Capability.
1753  */
1754 struct ieee80211_vht_mcs_info {
1755         __le16 rx_mcs_map;
1756         __le16 rx_highest;
1757         __le16 tx_mcs_map;
1758         __le16 tx_highest;
1759 } __packed;
1760
1761 /* for rx_highest */
1762 #define IEEE80211_VHT_MAX_NSTS_TOTAL_SHIFT      13
1763 #define IEEE80211_VHT_MAX_NSTS_TOTAL_MASK       (7 << IEEE80211_VHT_MAX_NSTS_TOTAL_SHIFT)
1764
1765 /* for tx_highest */
1766 #define IEEE80211_VHT_EXT_NSS_BW_CAPABLE        (1 << 13)
1767
1768 /**
1769  * enum ieee80211_vht_mcs_support - VHT MCS support definitions
1770  * @IEEE80211_VHT_MCS_SUPPORT_0_7: MCSes 0-7 are supported for the
1771  *      number of streams
1772  * @IEEE80211_VHT_MCS_SUPPORT_0_8: MCSes 0-8 are supported
1773  * @IEEE80211_VHT_MCS_SUPPORT_0_9: MCSes 0-9 are supported
1774  * @IEEE80211_VHT_MCS_NOT_SUPPORTED: This number of streams isn't supported
1775  *
1776  * These definitions are used in each 2-bit subfield of the @rx_mcs_map
1777  * and @tx_mcs_map fields of &struct ieee80211_vht_mcs_info, which are
1778  * both split into 8 subfields by number of streams. These values indicate
1779  * which MCSes are supported for the number of streams the value appears
1780  * for.
1781  */
1782 enum ieee80211_vht_mcs_support {
1783         IEEE80211_VHT_MCS_SUPPORT_0_7   = 0,
1784         IEEE80211_VHT_MCS_SUPPORT_0_8   = 1,
1785         IEEE80211_VHT_MCS_SUPPORT_0_9   = 2,
1786         IEEE80211_VHT_MCS_NOT_SUPPORTED = 3,
1787 };
1788
1789 /**
1790  * struct ieee80211_vht_cap - VHT capabilities
1791  *
1792  * This structure is the "VHT capabilities element" as
1793  * described in 802.11ac D3.0 8.4.2.160
1794  * @vht_cap_info: VHT capability info
1795  * @supp_mcs: VHT MCS supported rates
1796  */
1797 struct ieee80211_vht_cap {
1798         __le32 vht_cap_info;
1799         struct ieee80211_vht_mcs_info supp_mcs;
1800 } __packed;
1801
1802 /**
1803  * enum ieee80211_vht_chanwidth - VHT channel width
1804  * @IEEE80211_VHT_CHANWIDTH_USE_HT: use the HT operation IE to
1805  *      determine the channel width (20 or 40 MHz)
1806  * @IEEE80211_VHT_CHANWIDTH_80MHZ: 80 MHz bandwidth
1807  * @IEEE80211_VHT_CHANWIDTH_160MHZ: 160 MHz bandwidth
1808  * @IEEE80211_VHT_CHANWIDTH_80P80MHZ: 80+80 MHz bandwidth
1809  */
1810 enum ieee80211_vht_chanwidth {
1811         IEEE80211_VHT_CHANWIDTH_USE_HT          = 0,
1812         IEEE80211_VHT_CHANWIDTH_80MHZ           = 1,
1813         IEEE80211_VHT_CHANWIDTH_160MHZ          = 2,
1814         IEEE80211_VHT_CHANWIDTH_80P80MHZ        = 3,
1815 };
1816
1817 /**
1818  * struct ieee80211_vht_operation - VHT operation IE
1819  *
1820  * This structure is the "VHT operation element" as
1821  * described in 802.11ac D3.0 8.4.2.161
1822  * @chan_width: Operating channel width
1823  * @center_freq_seg0_idx: center freq segment 0 index
1824  * @center_freq_seg1_idx: center freq segment 1 index
1825  * @basic_mcs_set: VHT Basic MCS rate set
1826  */
1827 struct ieee80211_vht_operation {
1828         u8 chan_width;
1829         u8 center_freq_seg0_idx;
1830         u8 center_freq_seg1_idx;
1831         __le16 basic_mcs_set;
1832 } __packed;
1833
1834 /**
1835  * struct ieee80211_he_cap_elem - HE capabilities element
1836  *
1837  * This structure is the "HE capabilities element" fixed fields as
1838  * described in P802.11ax_D4.0 section 9.4.2.242.2 and 9.4.2.242.3
1839  */
1840 struct ieee80211_he_cap_elem {
1841         u8 mac_cap_info[6];
1842         u8 phy_cap_info[11];
1843 } __packed;
1844
1845 #define IEEE80211_TX_RX_MCS_NSS_DESC_MAX_LEN    5
1846
1847 /**
1848  * enum ieee80211_he_mcs_support - HE MCS support definitions
1849  * @IEEE80211_HE_MCS_SUPPORT_0_7: MCSes 0-7 are supported for the
1850  *      number of streams
1851  * @IEEE80211_HE_MCS_SUPPORT_0_9: MCSes 0-9 are supported
1852  * @IEEE80211_HE_MCS_SUPPORT_0_11: MCSes 0-11 are supported
1853  * @IEEE80211_HE_MCS_NOT_SUPPORTED: This number of streams isn't supported
1854  *
1855  * These definitions are used in each 2-bit subfield of the rx_mcs_*
1856  * and tx_mcs_* fields of &struct ieee80211_he_mcs_nss_supp, which are
1857  * both split into 8 subfields by number of streams. These values indicate
1858  * which MCSes are supported for the number of streams the value appears
1859  * for.
1860  */
1861 enum ieee80211_he_mcs_support {
1862         IEEE80211_HE_MCS_SUPPORT_0_7    = 0,
1863         IEEE80211_HE_MCS_SUPPORT_0_9    = 1,
1864         IEEE80211_HE_MCS_SUPPORT_0_11   = 2,
1865         IEEE80211_HE_MCS_NOT_SUPPORTED  = 3,
1866 };
1867
1868 /**
1869  * struct ieee80211_he_mcs_nss_supp - HE Tx/Rx HE MCS NSS Support Field
1870  *
1871  * This structure holds the data required for the Tx/Rx HE MCS NSS Support Field
1872  * described in P802.11ax_D2.0 section 9.4.2.237.4
1873  *
1874  * @rx_mcs_80: Rx MCS map 2 bits for each stream, total 8 streams, for channel
1875  *     widths less than 80MHz.
1876  * @tx_mcs_80: Tx MCS map 2 bits for each stream, total 8 streams, for channel
1877  *     widths less than 80MHz.
1878  * @rx_mcs_160: Rx MCS map 2 bits for each stream, total 8 streams, for channel
1879  *     width 160MHz.
1880  * @tx_mcs_160: Tx MCS map 2 bits for each stream, total 8 streams, for channel
1881  *     width 160MHz.
1882  * @rx_mcs_80p80: Rx MCS map 2 bits for each stream, total 8 streams, for
1883  *     channel width 80p80MHz.
1884  * @tx_mcs_80p80: Tx MCS map 2 bits for each stream, total 8 streams, for
1885  *     channel width 80p80MHz.
1886  */
1887 struct ieee80211_he_mcs_nss_supp {
1888         __le16 rx_mcs_80;
1889         __le16 tx_mcs_80;
1890         __le16 rx_mcs_160;
1891         __le16 tx_mcs_160;
1892         __le16 rx_mcs_80p80;
1893         __le16 tx_mcs_80p80;
1894 } __packed;
1895
1896 /**
1897  * struct ieee80211_he_operation - HE capabilities element
1898  *
1899  * This structure is the "HE operation element" fields as
1900  * described in P802.11ax_D4.0 section 9.4.2.243
1901  */
1902 struct ieee80211_he_operation {
1903         __le32 he_oper_params;
1904         __le16 he_mcs_nss_set;
1905         /* Optional 0,1,3,4,5,7 or 8 bytes: depends on @he_oper_params */
1906         u8 optional[];
1907 } __packed;
1908
1909 /**
1910  * struct ieee80211_he_spr - HE spatial reuse element
1911  *
1912  * This structure is the "HE spatial reuse element" element as
1913  * described in P802.11ax_D4.0 section 9.4.2.241
1914  */
1915 struct ieee80211_he_spr {
1916         u8 he_sr_control;
1917         /* Optional 0 to 19 bytes: depends on @he_sr_control */
1918         u8 optional[];
1919 } __packed;
1920
1921 /**
1922  * struct ieee80211_he_mu_edca_param_ac_rec - MU AC Parameter Record field
1923  *
1924  * This structure is the "MU AC Parameter Record" fields as
1925  * described in P802.11ax_D4.0 section 9.4.2.245
1926  */
1927 struct ieee80211_he_mu_edca_param_ac_rec {
1928         u8 aifsn;
1929         u8 ecw_min_max;
1930         u8 mu_edca_timer;
1931 } __packed;
1932
1933 /**
1934  * struct ieee80211_mu_edca_param_set - MU EDCA Parameter Set element
1935  *
1936  * This structure is the "MU EDCA Parameter Set element" fields as
1937  * described in P802.11ax_D4.0 section 9.4.2.245
1938  */
1939 struct ieee80211_mu_edca_param_set {
1940         u8 mu_qos_info;
1941         struct ieee80211_he_mu_edca_param_ac_rec ac_be;
1942         struct ieee80211_he_mu_edca_param_ac_rec ac_bk;
1943         struct ieee80211_he_mu_edca_param_ac_rec ac_vi;
1944         struct ieee80211_he_mu_edca_param_ac_rec ac_vo;
1945 } __packed;
1946
1947 /* 802.11ac VHT Capabilities */
1948 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895                  0x00000000
1949 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991                  0x00000001
1950 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454                 0x00000002
1951 #define IEEE80211_VHT_CAP_MAX_MPDU_MASK                         0x00000003
1952 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ                0x00000004
1953 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ       0x00000008
1954 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_MASK                  0x0000000C
1955 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_SHIFT                 2
1956 #define IEEE80211_VHT_CAP_RXLDPC                                0x00000010
1957 #define IEEE80211_VHT_CAP_SHORT_GI_80                           0x00000020
1958 #define IEEE80211_VHT_CAP_SHORT_GI_160                          0x00000040
1959 #define IEEE80211_VHT_CAP_TXSTBC                                0x00000080
1960 #define IEEE80211_VHT_CAP_RXSTBC_1                              0x00000100
1961 #define IEEE80211_VHT_CAP_RXSTBC_2                              0x00000200
1962 #define IEEE80211_VHT_CAP_RXSTBC_3                              0x00000300
1963 #define IEEE80211_VHT_CAP_RXSTBC_4                              0x00000400
1964 #define IEEE80211_VHT_CAP_RXSTBC_MASK                           0x00000700
1965 #define IEEE80211_VHT_CAP_RXSTBC_SHIFT                          8
1966 #define IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE                 0x00000800
1967 #define IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE                 0x00001000
1968 #define IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT                  13
1969 #define IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK                   \
1970                 (7 << IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT)
1971 #define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT             16
1972 #define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK              \
1973                 (7 << IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT)
1974 #define IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE                 0x00080000
1975 #define IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE                 0x00100000
1976 #define IEEE80211_VHT_CAP_VHT_TXOP_PS                           0x00200000
1977 #define IEEE80211_VHT_CAP_HTC_VHT                               0x00400000
1978 #define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT      23
1979 #define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK       \
1980                 (7 << IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT)
1981 #define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_UNSOL_MFB     0x08000000
1982 #define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB       0x0c000000
1983 #define IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN                    0x10000000
1984 #define IEEE80211_VHT_CAP_TX_ANTENNA_PATTERN                    0x20000000
1985 #define IEEE80211_VHT_CAP_EXT_NSS_BW_SHIFT                      30
1986 #define IEEE80211_VHT_CAP_EXT_NSS_BW_MASK                       0xc0000000
1987
1988 /**
1989  * ieee80211_get_vht_max_nss - return max NSS for a given bandwidth/MCS
1990  * @cap: VHT capabilities of the peer
1991  * @bw: bandwidth to use
1992  * @mcs: MCS index to use
1993  * @ext_nss_bw_capable: indicates whether or not the local transmitter
1994  *      (rate scaling algorithm) can deal with the new logic
1995  *      (dot11VHTExtendedNSSBWCapable)
1996  * @max_vht_nss: current maximum NSS as advertised by the STA in
1997  *      operating mode notification, can be 0 in which case the
1998  *      capability data will be used to derive this (from MCS support)
1999  *
2000  * Due to the VHT Extended NSS Bandwidth Support, the maximum NSS can
2001  * vary for a given BW/MCS. This function parses the data.
2002  *
2003  * Note: This function is exported by cfg80211.
2004  */
2005 int ieee80211_get_vht_max_nss(struct ieee80211_vht_cap *cap,
2006                               enum ieee80211_vht_chanwidth bw,
2007                               int mcs, bool ext_nss_bw_capable,
2008                               unsigned int max_vht_nss);
2009
2010 /**
2011  * enum ieee80211_ap_reg_power - regulatory power for a Access Point
2012  *
2013  * @IEEE80211_REG_UNSET_AP: Access Point has no regulatory power mode
2014  * @IEEE80211_REG_LPI: Indoor Access Point
2015  * @IEEE80211_REG_SP: Standard power Access Point
2016  * @IEEE80211_REG_VLP: Very low power Access Point
2017  * @IEEE80211_REG_AP_POWER_AFTER_LAST: internal
2018  * @IEEE80211_REG_AP_POWER_MAX: maximum value
2019  */
2020 enum ieee80211_ap_reg_power {
2021         IEEE80211_REG_UNSET_AP,
2022         IEEE80211_REG_LPI_AP,
2023         IEEE80211_REG_SP_AP,
2024         IEEE80211_REG_VLP_AP,
2025         IEEE80211_REG_AP_POWER_AFTER_LAST,
2026         IEEE80211_REG_AP_POWER_MAX =
2027                 IEEE80211_REG_AP_POWER_AFTER_LAST - 1,
2028 };
2029
2030 /**
2031  * enum ieee80211_client_reg_power - regulatory power for a client
2032  *
2033  * @IEEE80211_REG_UNSET_CLIENT: Client has no regulatory power mode
2034  * @IEEE80211_REG_DEFAULT_CLIENT: Default Client
2035  * @IEEE80211_REG_SUBORDINATE_CLIENT: Subordinate Client
2036  * @IEEE80211_REG_CLIENT_POWER_AFTER_LAST: internal
2037  * @IEEE80211_REG_CLIENT_POWER_MAX: maximum value
2038  */
2039 enum ieee80211_client_reg_power {
2040         IEEE80211_REG_UNSET_CLIENT,
2041         IEEE80211_REG_DEFAULT_CLIENT,
2042         IEEE80211_REG_SUBORDINATE_CLIENT,
2043         IEEE80211_REG_CLIENT_POWER_AFTER_LAST,
2044         IEEE80211_REG_CLIENT_POWER_MAX =
2045                 IEEE80211_REG_CLIENT_POWER_AFTER_LAST - 1,
2046 };
2047
2048 /* 802.11ax HE MAC capabilities */
2049 #define IEEE80211_HE_MAC_CAP0_HTC_HE                            0x01
2050 #define IEEE80211_HE_MAC_CAP0_TWT_REQ                           0x02
2051 #define IEEE80211_HE_MAC_CAP0_TWT_RES                           0x04
2052 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_NOT_SUPP             0x00
2053 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_1              0x08
2054 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_2              0x10
2055 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_3              0x18
2056 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_MASK                 0x18
2057 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_1               0x00
2058 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_2               0x20
2059 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_4               0x40
2060 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_8               0x60
2061 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_16              0x80
2062 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_32              0xa0
2063 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_64              0xc0
2064 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_UNLIMITED       0xe0
2065 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_MASK            0xe0
2066
2067 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_UNLIMITED           0x00
2068 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_128                 0x01
2069 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_256                 0x02
2070 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_512                 0x03
2071 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_MASK                0x03
2072 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_0US                0x00
2073 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_8US                0x04
2074 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_16US               0x08
2075 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_MASK               0x0c
2076 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_1            0x00
2077 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_2            0x10
2078 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_3            0x20
2079 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_4            0x30
2080 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_5            0x40
2081 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_6            0x50
2082 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_7            0x60
2083 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_8            0x70
2084 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_MASK         0x70
2085
2086 /* Link adaptation is split between byte HE_MAC_CAP1 and
2087  * HE_MAC_CAP2. It should be set only if IEEE80211_HE_MAC_CAP0_HTC_HE
2088  * in which case the following values apply:
2089  * 0 = No feedback.
2090  * 1 = reserved.
2091  * 2 = Unsolicited feedback.
2092  * 3 = both
2093  */
2094 #define IEEE80211_HE_MAC_CAP1_LINK_ADAPTATION                   0x80
2095
2096 #define IEEE80211_HE_MAC_CAP2_LINK_ADAPTATION                   0x01
2097 #define IEEE80211_HE_MAC_CAP2_ALL_ACK                           0x02
2098 #define IEEE80211_HE_MAC_CAP2_TRS                               0x04
2099 #define IEEE80211_HE_MAC_CAP2_BSR                               0x08
2100 #define IEEE80211_HE_MAC_CAP2_BCAST_TWT                         0x10
2101 #define IEEE80211_HE_MAC_CAP2_32BIT_BA_BITMAP                   0x20
2102 #define IEEE80211_HE_MAC_CAP2_MU_CASCADING                      0x40
2103 #define IEEE80211_HE_MAC_CAP2_ACK_EN                            0x80
2104
2105 #define IEEE80211_HE_MAC_CAP3_OMI_CONTROL                       0x02
2106 #define IEEE80211_HE_MAC_CAP3_OFDMA_RA                          0x04
2107
2108 /* The maximum length of an A-MDPU is defined by the combination of the Maximum
2109  * A-MDPU Length Exponent field in the HT capabilities, VHT capabilities and the
2110  * same field in the HE capabilities.
2111  */
2112 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_0           0x00
2113 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_1           0x08
2114 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_2           0x10
2115 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_3           0x18
2116 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_MASK            0x18
2117 #define IEEE80211_HE_MAC_CAP3_AMSDU_FRAG                        0x20
2118 #define IEEE80211_HE_MAC_CAP3_FLEX_TWT_SCHED                    0x40
2119 #define IEEE80211_HE_MAC_CAP3_RX_CTRL_FRAME_TO_MULTIBSS         0x80
2120
2121 #define IEEE80211_HE_MAC_CAP4_BSRP_BQRP_A_MPDU_AGG              0x01
2122 #define IEEE80211_HE_MAC_CAP4_QTP                               0x02
2123 #define IEEE80211_HE_MAC_CAP4_BQR                               0x04
2124 #define IEEE80211_HE_MAC_CAP4_PSR_RESP                          0x08
2125 #define IEEE80211_HE_MAC_CAP4_NDP_FB_REP                        0x10
2126 #define IEEE80211_HE_MAC_CAP4_OPS                               0x20
2127 #define IEEE80211_HE_MAC_CAP4_AMSDU_IN_AMPDU                    0x40
2128 /* Multi TID agg TX is split between byte #4 and #5
2129  * The value is a combination of B39,B40,B41
2130  */
2131 #define IEEE80211_HE_MAC_CAP4_MULTI_TID_AGG_TX_QOS_B39          0x80
2132
2133 #define IEEE80211_HE_MAC_CAP5_MULTI_TID_AGG_TX_QOS_B40          0x01
2134 #define IEEE80211_HE_MAC_CAP5_MULTI_TID_AGG_TX_QOS_B41          0x02
2135 #define IEEE80211_HE_MAC_CAP5_SUBCHAN_SELECTIVE_TRANSMISSION    0x04
2136 #define IEEE80211_HE_MAC_CAP5_UL_2x996_TONE_RU                  0x08
2137 #define IEEE80211_HE_MAC_CAP5_OM_CTRL_UL_MU_DATA_DIS_RX         0x10
2138 #define IEEE80211_HE_MAC_CAP5_HE_DYNAMIC_SM_PS                  0x20
2139 #define IEEE80211_HE_MAC_CAP5_PUNCTURED_SOUNDING                0x40
2140 #define IEEE80211_HE_MAC_CAP5_HT_VHT_TRIG_FRAME_RX              0x80
2141
2142 #define IEEE80211_HE_VHT_MAX_AMPDU_FACTOR       20
2143 #define IEEE80211_HE_HT_MAX_AMPDU_FACTOR        16
2144 #define IEEE80211_HE_6GHZ_MAX_AMPDU_FACTOR      13
2145
2146 /* 802.11ax HE PHY capabilities */
2147 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G             0x02
2148 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G       0x04
2149 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G            0x08
2150 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G      0x10
2151 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_2G        0x20
2152 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_5G        0x40
2153 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_MASK                    0xfe
2154
2155 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_80MHZ_ONLY_SECOND_20MHZ  0x01
2156 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_80MHZ_ONLY_SECOND_40MHZ  0x02
2157 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_160MHZ_ONLY_SECOND_20MHZ 0x04
2158 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_160MHZ_ONLY_SECOND_40MHZ 0x08
2159 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_MASK                     0x0f
2160 #define IEEE80211_HE_PHY_CAP1_DEVICE_CLASS_A                            0x10
2161 #define IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD                    0x20
2162 #define IEEE80211_HE_PHY_CAP1_HE_LTF_AND_GI_FOR_HE_PPDUS_0_8US          0x40
2163 /* Midamble RX/TX Max NSTS is split between byte #2 and byte #3 */
2164 #define IEEE80211_HE_PHY_CAP1_MIDAMBLE_RX_TX_MAX_NSTS                   0x80
2165
2166 #define IEEE80211_HE_PHY_CAP2_MIDAMBLE_RX_TX_MAX_NSTS                   0x01
2167 #define IEEE80211_HE_PHY_CAP2_NDP_4x_LTF_AND_3_2US                      0x02
2168 #define IEEE80211_HE_PHY_CAP2_STBC_TX_UNDER_80MHZ                       0x04
2169 #define IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ                       0x08
2170 #define IEEE80211_HE_PHY_CAP2_DOPPLER_TX                                0x10
2171 #define IEEE80211_HE_PHY_CAP2_DOPPLER_RX                                0x20
2172
2173 /* Note that the meaning of UL MU below is different between an AP and a non-AP
2174  * sta, where in the AP case it indicates support for Rx and in the non-AP sta
2175  * case it indicates support for Tx.
2176  */
2177 #define IEEE80211_HE_PHY_CAP2_UL_MU_FULL_MU_MIMO                        0x40
2178 #define IEEE80211_HE_PHY_CAP2_UL_MU_PARTIAL_MU_MIMO                     0x80
2179
2180 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_NO_DCM                   0x00
2181 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_BPSK                     0x01
2182 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_QPSK                     0x02
2183 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_16_QAM                   0x03
2184 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_MASK                     0x03
2185 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_TX_NSS_1                          0x00
2186 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_TX_NSS_2                          0x04
2187 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_NO_DCM                   0x00
2188 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_BPSK                     0x08
2189 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_QPSK                     0x10
2190 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_16_QAM                   0x18
2191 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_MASK                     0x18
2192 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_RX_NSS_1                          0x00
2193 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_RX_NSS_2                          0x20
2194 #define IEEE80211_HE_PHY_CAP3_RX_PARTIAL_BW_SU_IN_20MHZ_MU              0x40
2195 #define IEEE80211_HE_PHY_CAP3_SU_BEAMFORMER                             0x80
2196
2197 #define IEEE80211_HE_PHY_CAP4_SU_BEAMFORMEE                             0x01
2198 #define IEEE80211_HE_PHY_CAP4_MU_BEAMFORMER                             0x02
2199
2200 /* Minimal allowed value of Max STS under 80MHz is 3 */
2201 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_4          0x0c
2202 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_5          0x10
2203 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_6          0x14
2204 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_7          0x18
2205 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_8          0x1c
2206 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_MASK       0x1c
2207
2208 /* Minimal allowed value of Max STS above 80MHz is 3 */
2209 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_4          0x60
2210 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_5          0x80
2211 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_6          0xa0
2212 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_7          0xc0
2213 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_8          0xe0
2214 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_MASK       0xe0
2215
2216 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_1      0x00
2217 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_2      0x01
2218 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_3      0x02
2219 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_4      0x03
2220 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_5      0x04
2221 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_6      0x05
2222 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_7      0x06
2223 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_8      0x07
2224 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK   0x07
2225
2226 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_1      0x00
2227 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_2      0x08
2228 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_3      0x10
2229 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_4      0x18
2230 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_5      0x20
2231 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_6      0x28
2232 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_7      0x30
2233 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_8      0x38
2234 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_MASK   0x38
2235
2236 #define IEEE80211_HE_PHY_CAP5_NG16_SU_FEEDBACK                          0x40
2237 #define IEEE80211_HE_PHY_CAP5_NG16_MU_FEEDBACK                          0x80
2238
2239 #define IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_42_SU                       0x01
2240 #define IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_75_MU                       0x02
2241 #define IEEE80211_HE_PHY_CAP6_TRIG_SU_BEAMFORMING_FB                    0x04
2242 #define IEEE80211_HE_PHY_CAP6_TRIG_MU_BEAMFORMING_PARTIAL_BW_FB         0x08
2243 #define IEEE80211_HE_PHY_CAP6_TRIG_CQI_FB                               0x10
2244 #define IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE                      0x20
2245 #define IEEE80211_HE_PHY_CAP6_PARTIAL_BANDWIDTH_DL_MUMIMO               0x40
2246 #define IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT                     0x80
2247
2248 #define IEEE80211_HE_PHY_CAP7_PSR_BASED_SR                              0x01
2249 #define IEEE80211_HE_PHY_CAP7_POWER_BOOST_FACTOR_SUPP                   0x02
2250 #define IEEE80211_HE_PHY_CAP7_HE_SU_MU_PPDU_4XLTF_AND_08_US_GI          0x04
2251 #define IEEE80211_HE_PHY_CAP7_MAX_NC_1                                  0x08
2252 #define IEEE80211_HE_PHY_CAP7_MAX_NC_2                                  0x10
2253 #define IEEE80211_HE_PHY_CAP7_MAX_NC_3                                  0x18
2254 #define IEEE80211_HE_PHY_CAP7_MAX_NC_4                                  0x20
2255 #define IEEE80211_HE_PHY_CAP7_MAX_NC_5                                  0x28
2256 #define IEEE80211_HE_PHY_CAP7_MAX_NC_6                                  0x30
2257 #define IEEE80211_HE_PHY_CAP7_MAX_NC_7                                  0x38
2258 #define IEEE80211_HE_PHY_CAP7_MAX_NC_MASK                               0x38
2259 #define IEEE80211_HE_PHY_CAP7_STBC_TX_ABOVE_80MHZ                       0x40
2260 #define IEEE80211_HE_PHY_CAP7_STBC_RX_ABOVE_80MHZ                       0x80
2261
2262 #define IEEE80211_HE_PHY_CAP8_HE_ER_SU_PPDU_4XLTF_AND_08_US_GI          0x01
2263 #define IEEE80211_HE_PHY_CAP8_20MHZ_IN_40MHZ_HE_PPDU_IN_2G              0x02
2264 #define IEEE80211_HE_PHY_CAP8_20MHZ_IN_160MHZ_HE_PPDU                   0x04
2265 #define IEEE80211_HE_PHY_CAP8_80MHZ_IN_160MHZ_HE_PPDU                   0x08
2266 #define IEEE80211_HE_PHY_CAP8_HE_ER_SU_1XLTF_AND_08_US_GI               0x10
2267 #define IEEE80211_HE_PHY_CAP8_MIDAMBLE_RX_TX_2X_AND_1XLTF               0x20
2268 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_242                            0x00
2269 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_484                            0x40
2270 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_996                            0x80
2271 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_2x996                          0xc0
2272 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_MASK                           0xc0
2273
2274 #define IEEE80211_HE_PHY_CAP9_LONGER_THAN_16_SIGB_OFDM_SYM              0x01
2275 #define IEEE80211_HE_PHY_CAP9_NON_TRIGGERED_CQI_FEEDBACK                0x02
2276 #define IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU         0x04
2277 #define IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU         0x08
2278 #define IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_COMP_SIGB     0x10
2279 #define IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_NON_COMP_SIGB 0x20
2280 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_0US                   0x0
2281 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_8US                   0x1
2282 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_16US                  0x2
2283 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_RESERVED              0x3
2284 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_POS                   6
2285 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_MASK                  0xc0
2286
2287 #define IEEE80211_HE_PHY_CAP10_HE_MU_M1RU_MAX_LTF                       0x01
2288
2289 /* 802.11ax HE TX/RX MCS NSS Support  */
2290 #define IEEE80211_TX_RX_MCS_NSS_SUPP_HIGHEST_MCS_POS                    (3)
2291 #define IEEE80211_TX_RX_MCS_NSS_SUPP_TX_BITMAP_POS                      (6)
2292 #define IEEE80211_TX_RX_MCS_NSS_SUPP_RX_BITMAP_POS                      (11)
2293 #define IEEE80211_TX_RX_MCS_NSS_SUPP_TX_BITMAP_MASK                     0x07c0
2294 #define IEEE80211_TX_RX_MCS_NSS_SUPP_RX_BITMAP_MASK                     0xf800
2295
2296 /* TX/RX HE MCS Support field Highest MCS subfield encoding */
2297 enum ieee80211_he_highest_mcs_supported_subfield_enc {
2298         HIGHEST_MCS_SUPPORTED_MCS7 = 0,
2299         HIGHEST_MCS_SUPPORTED_MCS8,
2300         HIGHEST_MCS_SUPPORTED_MCS9,
2301         HIGHEST_MCS_SUPPORTED_MCS10,
2302         HIGHEST_MCS_SUPPORTED_MCS11,
2303 };
2304
2305 /* Calculate 802.11ax HE capabilities IE Tx/Rx HE MCS NSS Support Field size */
2306 static inline u8
2307 ieee80211_he_mcs_nss_size(const struct ieee80211_he_cap_elem *he_cap)
2308 {
2309         u8 count = 4;
2310
2311         if (he_cap->phy_cap_info[0] &
2312             IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G)
2313                 count += 4;
2314
2315         if (he_cap->phy_cap_info[0] &
2316             IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G)
2317                 count += 4;
2318
2319         return count;
2320 }
2321
2322 /* 802.11ax HE PPE Thresholds */
2323 #define IEEE80211_PPE_THRES_NSS_SUPPORT_2NSS                    (1)
2324 #define IEEE80211_PPE_THRES_NSS_POS                             (0)
2325 #define IEEE80211_PPE_THRES_NSS_MASK                            (7)
2326 #define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_2x966_AND_966_RU   \
2327         (BIT(5) | BIT(6))
2328 #define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK               0x78
2329 #define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_POS                (3)
2330 #define IEEE80211_PPE_THRES_INFO_PPET_SIZE                      (3)
2331
2332 /*
2333  * Calculate 802.11ax HE capabilities IE PPE field size
2334  * Input: Header byte of ppe_thres (first byte), and HE capa IE's PHY cap u8*
2335  */
2336 static inline u8
2337 ieee80211_he_ppe_size(u8 ppe_thres_hdr, const u8 *phy_cap_info)
2338 {
2339         u8 n;
2340
2341         if ((phy_cap_info[6] &
2342              IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) == 0)
2343                 return 0;
2344
2345         n = hweight8(ppe_thres_hdr &
2346                      IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK);
2347         n *= (1 + ((ppe_thres_hdr & IEEE80211_PPE_THRES_NSS_MASK) >>
2348                    IEEE80211_PPE_THRES_NSS_POS));
2349
2350         /*
2351          * Each pair is 6 bits, and we need to add the 7 "header" bits to the
2352          * total size.
2353          */
2354         n = (n * IEEE80211_PPE_THRES_INFO_PPET_SIZE * 2) + 7;
2355         n = DIV_ROUND_UP(n, 8);
2356
2357         return n;
2358 }
2359
2360 /* HE Operation defines */
2361 #define IEEE80211_HE_OPERATION_DFLT_PE_DURATION_MASK            0x00000007
2362 #define IEEE80211_HE_OPERATION_TWT_REQUIRED                     0x00000008
2363 #define IEEE80211_HE_OPERATION_RTS_THRESHOLD_MASK               0x00003ff0
2364 #define IEEE80211_HE_OPERATION_RTS_THRESHOLD_OFFSET             4
2365 #define IEEE80211_HE_OPERATION_VHT_OPER_INFO                    0x00004000
2366 #define IEEE80211_HE_OPERATION_CO_HOSTED_BSS                    0x00008000
2367 #define IEEE80211_HE_OPERATION_ER_SU_DISABLE                    0x00010000
2368 #define IEEE80211_HE_OPERATION_6GHZ_OP_INFO                     0x00020000
2369 #define IEEE80211_HE_OPERATION_BSS_COLOR_MASK                   0x3f000000
2370 #define IEEE80211_HE_OPERATION_BSS_COLOR_OFFSET                 24
2371 #define IEEE80211_HE_OPERATION_PARTIAL_BSS_COLOR                0x40000000
2372 #define IEEE80211_HE_OPERATION_BSS_COLOR_DISABLED               0x80000000
2373
2374 #define IEEE80211_6GHZ_CTRL_REG_LPI_AP  0
2375 #define IEEE80211_6GHZ_CTRL_REG_SP_AP   1
2376
2377 /**
2378  * ieee80211_he_6ghz_oper - HE 6 GHz operation Information field
2379  * @primary: primary channel
2380  * @control: control flags
2381  * @ccfs0: channel center frequency segment 0
2382  * @ccfs1: channel center frequency segment 1
2383  * @minrate: minimum rate (in 1 Mbps units)
2384  */
2385 struct ieee80211_he_6ghz_oper {
2386         u8 primary;
2387 #define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH   0x3
2388 #define         IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_20MHZ     0
2389 #define         IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_40MHZ     1
2390 #define         IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_80MHZ     2
2391 #define         IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_160MHZ    3
2392 #define IEEE80211_HE_6GHZ_OPER_CTRL_DUP_BEACON  0x4
2393 #define IEEE80211_HE_6GHZ_OPER_CTRL_REG_INFO    0x38
2394         u8 control;
2395         u8 ccfs0;
2396         u8 ccfs1;
2397         u8 minrate;
2398 } __packed;
2399
2400 /*
2401  * In "9.4.2.161 Transmit Power Envelope element" of "IEEE Std 802.11ax-2021",
2402  * it show four types in "Table 9-275a-Maximum Transmit Power Interpretation
2403  * subfield encoding", and two category for each type in "Table E-12-Regulatory
2404  * Info subfield encoding in the United States".
2405  * So it it totally max 8 Transmit Power Envelope element.
2406  */
2407 #define IEEE80211_TPE_MAX_IE_COUNT      8
2408 /*
2409  * In "Table 9-277—Meaning of Maximum Transmit Power Count subfield"
2410  * of "IEEE Std 802.11ax™‐2021", the max power level is 8.
2411  */
2412 #define IEEE80211_MAX_NUM_PWR_LEVEL     8
2413
2414 #define IEEE80211_TPE_MAX_POWER_COUNT   8
2415
2416 /* transmit power interpretation type of transmit power envelope element */
2417 enum ieee80211_tx_power_intrpt_type {
2418         IEEE80211_TPE_LOCAL_EIRP,
2419         IEEE80211_TPE_LOCAL_EIRP_PSD,
2420         IEEE80211_TPE_REG_CLIENT_EIRP,
2421         IEEE80211_TPE_REG_CLIENT_EIRP_PSD,
2422 };
2423
2424 /**
2425  * struct ieee80211_tx_pwr_env
2426  *
2427  * This structure represents the "Transmit Power Envelope element"
2428  */
2429 struct ieee80211_tx_pwr_env {
2430         u8 tx_power_info;
2431         s8 tx_power[IEEE80211_TPE_MAX_POWER_COUNT];
2432 } __packed;
2433
2434 #define IEEE80211_TX_PWR_ENV_INFO_COUNT 0x7
2435 #define IEEE80211_TX_PWR_ENV_INFO_INTERPRET 0x38
2436 #define IEEE80211_TX_PWR_ENV_INFO_CATEGORY 0xC0
2437
2438 /*
2439  * ieee80211_he_oper_size - calculate 802.11ax HE Operations IE size
2440  * @he_oper_ie: byte data of the He Operations IE, stating from the byte
2441  *      after the ext ID byte. It is assumed that he_oper_ie has at least
2442  *      sizeof(struct ieee80211_he_operation) bytes, the caller must have
2443  *      validated this.
2444  * @return the actual size of the IE data (not including header), or 0 on error
2445  */
2446 static inline u8
2447 ieee80211_he_oper_size(const u8 *he_oper_ie)
2448 {
2449         const struct ieee80211_he_operation *he_oper = (const void *)he_oper_ie;
2450         u8 oper_len = sizeof(struct ieee80211_he_operation);
2451         u32 he_oper_params;
2452
2453         /* Make sure the input is not NULL */
2454         if (!he_oper_ie)
2455                 return 0;
2456
2457         /* Calc required length */
2458         he_oper_params = le32_to_cpu(he_oper->he_oper_params);
2459         if (he_oper_params & IEEE80211_HE_OPERATION_VHT_OPER_INFO)
2460                 oper_len += 3;
2461         if (he_oper_params & IEEE80211_HE_OPERATION_CO_HOSTED_BSS)
2462                 oper_len++;
2463         if (he_oper_params & IEEE80211_HE_OPERATION_6GHZ_OP_INFO)
2464                 oper_len += sizeof(struct ieee80211_he_6ghz_oper);
2465
2466         /* Add the first byte (extension ID) to the total length */
2467         oper_len++;
2468
2469         return oper_len;
2470 }
2471
2472 /**
2473  * ieee80211_he_6ghz_oper - obtain 6 GHz operation field
2474  * @he_oper: HE operation element (must be pre-validated for size)
2475  *      but may be %NULL
2476  *
2477  * Return: a pointer to the 6 GHz operation field, or %NULL
2478  */
2479 static inline const struct ieee80211_he_6ghz_oper *
2480 ieee80211_he_6ghz_oper(const struct ieee80211_he_operation *he_oper)
2481 {
2482         const u8 *ret = (const void *)&he_oper->optional;
2483         u32 he_oper_params;
2484
2485         if (!he_oper)
2486                 return NULL;
2487
2488         he_oper_params = le32_to_cpu(he_oper->he_oper_params);
2489
2490         if (!(he_oper_params & IEEE80211_HE_OPERATION_6GHZ_OP_INFO))
2491                 return NULL;
2492         if (he_oper_params & IEEE80211_HE_OPERATION_VHT_OPER_INFO)
2493                 ret += 3;
2494         if (he_oper_params & IEEE80211_HE_OPERATION_CO_HOSTED_BSS)
2495                 ret++;
2496
2497         return (const void *)ret;
2498 }
2499
2500 /* HE Spatial Reuse defines */
2501 #define IEEE80211_HE_SPR_PSR_DISALLOWED                         BIT(0)
2502 #define IEEE80211_HE_SPR_NON_SRG_OBSS_PD_SR_DISALLOWED          BIT(1)
2503 #define IEEE80211_HE_SPR_NON_SRG_OFFSET_PRESENT                 BIT(2)
2504 #define IEEE80211_HE_SPR_SRG_INFORMATION_PRESENT                BIT(3)
2505 #define IEEE80211_HE_SPR_HESIGA_SR_VAL15_ALLOWED                BIT(4)
2506
2507 /*
2508  * ieee80211_he_spr_size - calculate 802.11ax HE Spatial Reuse IE size
2509  * @he_spr_ie: byte data of the He Spatial Reuse IE, stating from the byte
2510  *      after the ext ID byte. It is assumed that he_spr_ie has at least
2511  *      sizeof(struct ieee80211_he_spr) bytes, the caller must have validated
2512  *      this
2513  * @return the actual size of the IE data (not including header), or 0 on error
2514  */
2515 static inline u8
2516 ieee80211_he_spr_size(const u8 *he_spr_ie)
2517 {
2518         const struct ieee80211_he_spr *he_spr = (const void *)he_spr_ie;
2519         u8 spr_len = sizeof(struct ieee80211_he_spr);
2520         u8 he_spr_params;
2521
2522         /* Make sure the input is not NULL */
2523         if (!he_spr_ie)
2524                 return 0;
2525
2526         /* Calc required length */
2527         he_spr_params = he_spr->he_sr_control;
2528         if (he_spr_params & IEEE80211_HE_SPR_NON_SRG_OFFSET_PRESENT)
2529                 spr_len++;
2530         if (he_spr_params & IEEE80211_HE_SPR_SRG_INFORMATION_PRESENT)
2531                 spr_len += 18;
2532
2533         /* Add the first byte (extension ID) to the total length */
2534         spr_len++;
2535
2536         return spr_len;
2537 }
2538
2539 /* S1G Capabilities Information field */
2540 #define IEEE80211_S1G_CAPABILITY_LEN    15
2541
2542 #define S1G_CAP0_S1G_LONG       BIT(0)
2543 #define S1G_CAP0_SGI_1MHZ       BIT(1)
2544 #define S1G_CAP0_SGI_2MHZ       BIT(2)
2545 #define S1G_CAP0_SGI_4MHZ       BIT(3)
2546 #define S1G_CAP0_SGI_8MHZ       BIT(4)
2547 #define S1G_CAP0_SGI_16MHZ      BIT(5)
2548 #define S1G_CAP0_SUPP_CH_WIDTH  GENMASK(7, 6)
2549
2550 #define S1G_SUPP_CH_WIDTH_2     0
2551 #define S1G_SUPP_CH_WIDTH_4     1
2552 #define S1G_SUPP_CH_WIDTH_8     2
2553 #define S1G_SUPP_CH_WIDTH_16    3
2554 #define S1G_SUPP_CH_WIDTH_MAX(cap) ((1 << FIELD_GET(S1G_CAP0_SUPP_CH_WIDTH, \
2555                                                     cap[0])) << 1)
2556
2557 #define S1G_CAP1_RX_LDPC        BIT(0)
2558 #define S1G_CAP1_TX_STBC        BIT(1)
2559 #define S1G_CAP1_RX_STBC        BIT(2)
2560 #define S1G_CAP1_SU_BFER        BIT(3)
2561 #define S1G_CAP1_SU_BFEE        BIT(4)
2562 #define S1G_CAP1_BFEE_STS       GENMASK(7, 5)
2563
2564 #define S1G_CAP2_SOUNDING_DIMENSIONS    GENMASK(2, 0)
2565 #define S1G_CAP2_MU_BFER                BIT(3)
2566 #define S1G_CAP2_MU_BFEE                BIT(4)
2567 #define S1G_CAP2_PLUS_HTC_VHT           BIT(5)
2568 #define S1G_CAP2_TRAVELING_PILOT        GENMASK(7, 6)
2569
2570 #define S1G_CAP3_RD_RESPONDER           BIT(0)
2571 #define S1G_CAP3_HT_DELAYED_BA          BIT(1)
2572 #define S1G_CAP3_MAX_MPDU_LEN           BIT(2)
2573 #define S1G_CAP3_MAX_AMPDU_LEN_EXP      GENMASK(4, 3)
2574 #define S1G_CAP3_MIN_MPDU_START         GENMASK(7, 5)
2575
2576 #define S1G_CAP4_UPLINK_SYNC    BIT(0)
2577 #define S1G_CAP4_DYNAMIC_AID    BIT(1)
2578 #define S1G_CAP4_BAT            BIT(2)
2579 #define S1G_CAP4_TIME_ADE       BIT(3)
2580 #define S1G_CAP4_NON_TIM        BIT(4)
2581 #define S1G_CAP4_GROUP_AID      BIT(5)
2582 #define S1G_CAP4_STA_TYPE       GENMASK(7, 6)
2583
2584 #define S1G_CAP5_CENT_AUTH_CONTROL      BIT(0)
2585 #define S1G_CAP5_DIST_AUTH_CONTROL      BIT(1)
2586 #define S1G_CAP5_AMSDU                  BIT(2)
2587 #define S1G_CAP5_AMPDU                  BIT(3)
2588 #define S1G_CAP5_ASYMMETRIC_BA          BIT(4)
2589 #define S1G_CAP5_FLOW_CONTROL           BIT(5)
2590 #define S1G_CAP5_SECTORIZED_BEAM        GENMASK(7, 6)
2591
2592 #define S1G_CAP6_OBSS_MITIGATION        BIT(0)
2593 #define S1G_CAP6_FRAGMENT_BA            BIT(1)
2594 #define S1G_CAP6_NDP_PS_POLL            BIT(2)
2595 #define S1G_CAP6_RAW_OPERATION          BIT(3)
2596 #define S1G_CAP6_PAGE_SLICING           BIT(4)
2597 #define S1G_CAP6_TXOP_SHARING_IMP_ACK   BIT(5)
2598 #define S1G_CAP6_VHT_LINK_ADAPT         GENMASK(7, 6)
2599
2600 #define S1G_CAP7_TACK_AS_PS_POLL                BIT(0)
2601 #define S1G_CAP7_DUP_1MHZ                       BIT(1)
2602 #define S1G_CAP7_MCS_NEGOTIATION                BIT(2)
2603 #define S1G_CAP7_1MHZ_CTL_RESPONSE_PREAMBLE     BIT(3)
2604 #define S1G_CAP7_NDP_BFING_REPORT_POLL          BIT(4)
2605 #define S1G_CAP7_UNSOLICITED_DYN_AID            BIT(5)
2606 #define S1G_CAP7_SECTOR_TRAINING_OPERATION      BIT(6)
2607 #define S1G_CAP7_TEMP_PS_MODE_SWITCH            BIT(7)
2608
2609 #define S1G_CAP8_TWT_GROUPING   BIT(0)
2610 #define S1G_CAP8_BDT            BIT(1)
2611 #define S1G_CAP8_COLOR          GENMASK(4, 2)
2612 #define S1G_CAP8_TWT_REQUEST    BIT(5)
2613 #define S1G_CAP8_TWT_RESPOND    BIT(6)
2614 #define S1G_CAP8_PV1_FRAME      BIT(7)
2615
2616 #define S1G_CAP9_LINK_ADAPT_PER_CONTROL_RESPONSE BIT(0)
2617
2618 #define S1G_OPER_CH_WIDTH_PRIMARY_1MHZ  BIT(0)
2619 #define S1G_OPER_CH_WIDTH_OPER          GENMASK(4, 1)
2620
2621
2622 #define LISTEN_INT_USF  GENMASK(15, 14)
2623 #define LISTEN_INT_UI   GENMASK(13, 0)
2624
2625 #define IEEE80211_MAX_USF       FIELD_MAX(LISTEN_INT_USF)
2626 #define IEEE80211_MAX_UI        FIELD_MAX(LISTEN_INT_UI)
2627
2628 /* Authentication algorithms */
2629 #define WLAN_AUTH_OPEN 0
2630 #define WLAN_AUTH_SHARED_KEY 1
2631 #define WLAN_AUTH_FT 2
2632 #define WLAN_AUTH_SAE 3
2633 #define WLAN_AUTH_FILS_SK 4
2634 #define WLAN_AUTH_FILS_SK_PFS 5
2635 #define WLAN_AUTH_FILS_PK 6
2636 #define WLAN_AUTH_LEAP 128
2637
2638 #define WLAN_AUTH_CHALLENGE_LEN 128
2639
2640 #define WLAN_CAPABILITY_ESS             (1<<0)
2641 #define WLAN_CAPABILITY_IBSS            (1<<1)
2642
2643 /*
2644  * A mesh STA sets the ESS and IBSS capability bits to zero.
2645  * however, this holds true for p2p probe responses (in the p2p_find
2646  * phase) as well.
2647  */
2648 #define WLAN_CAPABILITY_IS_STA_BSS(cap) \
2649         (!((cap) & (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS)))
2650
2651 #define WLAN_CAPABILITY_CF_POLLABLE     (1<<2)
2652 #define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3)
2653 #define WLAN_CAPABILITY_PRIVACY         (1<<4)
2654 #define WLAN_CAPABILITY_SHORT_PREAMBLE  (1<<5)
2655 #define WLAN_CAPABILITY_PBCC            (1<<6)
2656 #define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7)
2657
2658 /* 802.11h */
2659 #define WLAN_CAPABILITY_SPECTRUM_MGMT   (1<<8)
2660 #define WLAN_CAPABILITY_QOS             (1<<9)
2661 #define WLAN_CAPABILITY_SHORT_SLOT_TIME (1<<10)
2662 #define WLAN_CAPABILITY_APSD            (1<<11)
2663 #define WLAN_CAPABILITY_RADIO_MEASURE   (1<<12)
2664 #define WLAN_CAPABILITY_DSSS_OFDM       (1<<13)
2665 #define WLAN_CAPABILITY_DEL_BACK        (1<<14)
2666 #define WLAN_CAPABILITY_IMM_BACK        (1<<15)
2667
2668 /* DMG (60gHz) 802.11ad */
2669 /* type - bits 0..1 */
2670 #define WLAN_CAPABILITY_DMG_TYPE_MASK           (3<<0)
2671 #define WLAN_CAPABILITY_DMG_TYPE_IBSS           (1<<0) /* Tx by: STA */
2672 #define WLAN_CAPABILITY_DMG_TYPE_PBSS           (2<<0) /* Tx by: PCP */
2673 #define WLAN_CAPABILITY_DMG_TYPE_AP             (3<<0) /* Tx by: AP */
2674
2675 #define WLAN_CAPABILITY_DMG_CBAP_ONLY           (1<<2)
2676 #define WLAN_CAPABILITY_DMG_CBAP_SOURCE         (1<<3)
2677 #define WLAN_CAPABILITY_DMG_PRIVACY             (1<<4)
2678 #define WLAN_CAPABILITY_DMG_ECPAC               (1<<5)
2679
2680 #define WLAN_CAPABILITY_DMG_SPECTRUM_MGMT       (1<<8)
2681 #define WLAN_CAPABILITY_DMG_RADIO_MEASURE       (1<<12)
2682
2683 /* measurement */
2684 #define IEEE80211_SPCT_MSR_RPRT_MODE_LATE       (1<<0)
2685 #define IEEE80211_SPCT_MSR_RPRT_MODE_INCAPABLE  (1<<1)
2686 #define IEEE80211_SPCT_MSR_RPRT_MODE_REFUSED    (1<<2)
2687
2688 #define IEEE80211_SPCT_MSR_RPRT_TYPE_BASIC      0
2689 #define IEEE80211_SPCT_MSR_RPRT_TYPE_CCA        1
2690 #define IEEE80211_SPCT_MSR_RPRT_TYPE_RPI        2
2691 #define IEEE80211_SPCT_MSR_RPRT_TYPE_LCI        8
2692 #define IEEE80211_SPCT_MSR_RPRT_TYPE_CIVIC      11
2693
2694 /* 802.11g ERP information element */
2695 #define WLAN_ERP_NON_ERP_PRESENT (1<<0)
2696 #define WLAN_ERP_USE_PROTECTION (1<<1)
2697 #define WLAN_ERP_BARKER_PREAMBLE (1<<2)
2698
2699 /* WLAN_ERP_BARKER_PREAMBLE values */
2700 enum {
2701         WLAN_ERP_PREAMBLE_SHORT = 0,
2702         WLAN_ERP_PREAMBLE_LONG = 1,
2703 };
2704
2705 /* Band ID, 802.11ad #8.4.1.45 */
2706 enum {
2707         IEEE80211_BANDID_TV_WS = 0, /* TV white spaces */
2708         IEEE80211_BANDID_SUB1  = 1, /* Sub-1 GHz (excluding TV white spaces) */
2709         IEEE80211_BANDID_2G    = 2, /* 2.4 GHz */
2710         IEEE80211_BANDID_3G    = 3, /* 3.6 GHz */
2711         IEEE80211_BANDID_5G    = 4, /* 4.9 and 5 GHz */
2712         IEEE80211_BANDID_60G   = 5, /* 60 GHz */
2713 };
2714
2715 /* Status codes */
2716 enum ieee80211_statuscode {
2717         WLAN_STATUS_SUCCESS = 0,
2718         WLAN_STATUS_UNSPECIFIED_FAILURE = 1,
2719         WLAN_STATUS_CAPS_UNSUPPORTED = 10,
2720         WLAN_STATUS_REASSOC_NO_ASSOC = 11,
2721         WLAN_STATUS_ASSOC_DENIED_UNSPEC = 12,
2722         WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG = 13,
2723         WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION = 14,
2724         WLAN_STATUS_CHALLENGE_FAIL = 15,
2725         WLAN_STATUS_AUTH_TIMEOUT = 16,
2726         WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA = 17,
2727         WLAN_STATUS_ASSOC_DENIED_RATES = 18,
2728         /* 802.11b */
2729         WLAN_STATUS_ASSOC_DENIED_NOSHORTPREAMBLE = 19,
2730         WLAN_STATUS_ASSOC_DENIED_NOPBCC = 20,
2731         WLAN_STATUS_ASSOC_DENIED_NOAGILITY = 21,
2732         /* 802.11h */
2733         WLAN_STATUS_ASSOC_DENIED_NOSPECTRUM = 22,
2734         WLAN_STATUS_ASSOC_REJECTED_BAD_POWER = 23,
2735         WLAN_STATUS_ASSOC_REJECTED_BAD_SUPP_CHAN = 24,
2736         /* 802.11g */
2737         WLAN_STATUS_ASSOC_DENIED_NOSHORTTIME = 25,
2738         WLAN_STATUS_ASSOC_DENIED_NODSSSOFDM = 26,
2739         /* 802.11w */
2740         WLAN_STATUS_ASSOC_REJECTED_TEMPORARILY = 30,
2741         WLAN_STATUS_ROBUST_MGMT_FRAME_POLICY_VIOLATION = 31,
2742         /* 802.11i */
2743         WLAN_STATUS_INVALID_IE = 40,
2744         WLAN_STATUS_INVALID_GROUP_CIPHER = 41,
2745         WLAN_STATUS_INVALID_PAIRWISE_CIPHER = 42,
2746         WLAN_STATUS_INVALID_AKMP = 43,
2747         WLAN_STATUS_UNSUPP_RSN_VERSION = 44,
2748         WLAN_STATUS_INVALID_RSN_IE_CAP = 45,
2749         WLAN_STATUS_CIPHER_SUITE_REJECTED = 46,
2750         /* 802.11e */
2751         WLAN_STATUS_UNSPECIFIED_QOS = 32,
2752         WLAN_STATUS_ASSOC_DENIED_NOBANDWIDTH = 33,
2753         WLAN_STATUS_ASSOC_DENIED_LOWACK = 34,
2754         WLAN_STATUS_ASSOC_DENIED_UNSUPP_QOS = 35,
2755         WLAN_STATUS_REQUEST_DECLINED = 37,
2756         WLAN_STATUS_INVALID_QOS_PARAM = 38,
2757         WLAN_STATUS_CHANGE_TSPEC = 39,
2758         WLAN_STATUS_WAIT_TS_DELAY = 47,
2759         WLAN_STATUS_NO_DIRECT_LINK = 48,
2760         WLAN_STATUS_STA_NOT_PRESENT = 49,
2761         WLAN_STATUS_STA_NOT_QSTA = 50,
2762         /* 802.11s */
2763         WLAN_STATUS_ANTI_CLOG_REQUIRED = 76,
2764         WLAN_STATUS_FCG_NOT_SUPP = 78,
2765         WLAN_STATUS_STA_NO_TBTT = 78,
2766         /* 802.11ad */
2767         WLAN_STATUS_REJECTED_WITH_SUGGESTED_CHANGES = 39,
2768         WLAN_STATUS_REJECTED_FOR_DELAY_PERIOD = 47,
2769         WLAN_STATUS_REJECT_WITH_SCHEDULE = 83,
2770         WLAN_STATUS_PENDING_ADMITTING_FST_SESSION = 86,
2771         WLAN_STATUS_PERFORMING_FST_NOW = 87,
2772         WLAN_STATUS_PENDING_GAP_IN_BA_WINDOW = 88,
2773         WLAN_STATUS_REJECT_U_PID_SETTING = 89,
2774         WLAN_STATUS_REJECT_DSE_BAND = 96,
2775         WLAN_STATUS_DENIED_WITH_SUGGESTED_BAND_AND_CHANNEL = 99,
2776         WLAN_STATUS_DENIED_DUE_TO_SPECTRUM_MANAGEMENT = 103,
2777         /* 802.11ai */
2778         WLAN_STATUS_FILS_AUTHENTICATION_FAILURE = 108,
2779         WLAN_STATUS_UNKNOWN_AUTHENTICATION_SERVER = 109,
2780         WLAN_STATUS_SAE_HASH_TO_ELEMENT = 126,
2781         WLAN_STATUS_SAE_PK = 127,
2782 };
2783
2784
2785 /* Reason codes */
2786 enum ieee80211_reasoncode {
2787         WLAN_REASON_UNSPECIFIED = 1,
2788         WLAN_REASON_PREV_AUTH_NOT_VALID = 2,
2789         WLAN_REASON_DEAUTH_LEAVING = 3,
2790         WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY = 4,
2791         WLAN_REASON_DISASSOC_AP_BUSY = 5,
2792         WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA = 6,
2793         WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA = 7,
2794         WLAN_REASON_DISASSOC_STA_HAS_LEFT = 8,
2795         WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH = 9,
2796         /* 802.11h */
2797         WLAN_REASON_DISASSOC_BAD_POWER = 10,
2798         WLAN_REASON_DISASSOC_BAD_SUPP_CHAN = 11,
2799         /* 802.11i */
2800         WLAN_REASON_INVALID_IE = 13,
2801         WLAN_REASON_MIC_FAILURE = 14,
2802         WLAN_REASON_4WAY_HANDSHAKE_TIMEOUT = 15,
2803         WLAN_REASON_GROUP_KEY_HANDSHAKE_TIMEOUT = 16,
2804         WLAN_REASON_IE_DIFFERENT = 17,
2805         WLAN_REASON_INVALID_GROUP_CIPHER = 18,
2806         WLAN_REASON_INVALID_PAIRWISE_CIPHER = 19,
2807         WLAN_REASON_INVALID_AKMP = 20,
2808         WLAN_REASON_UNSUPP_RSN_VERSION = 21,
2809         WLAN_REASON_INVALID_RSN_IE_CAP = 22,
2810         WLAN_REASON_IEEE8021X_FAILED = 23,
2811         WLAN_REASON_CIPHER_SUITE_REJECTED = 24,
2812         /* TDLS (802.11z) */
2813         WLAN_REASON_TDLS_TEARDOWN_UNREACHABLE = 25,
2814         WLAN_REASON_TDLS_TEARDOWN_UNSPECIFIED = 26,
2815         /* 802.11e */
2816         WLAN_REASON_DISASSOC_UNSPECIFIED_QOS = 32,
2817         WLAN_REASON_DISASSOC_QAP_NO_BANDWIDTH = 33,
2818         WLAN_REASON_DISASSOC_LOW_ACK = 34,
2819         WLAN_REASON_DISASSOC_QAP_EXCEED_TXOP = 35,
2820         WLAN_REASON_QSTA_LEAVE_QBSS = 36,
2821         WLAN_REASON_QSTA_NOT_USE = 37,
2822         WLAN_REASON_QSTA_REQUIRE_SETUP = 38,
2823         WLAN_REASON_QSTA_TIMEOUT = 39,
2824         WLAN_REASON_QSTA_CIPHER_NOT_SUPP = 45,
2825         /* 802.11s */
2826         WLAN_REASON_MESH_PEER_CANCELED = 52,
2827         WLAN_REASON_MESH_MAX_PEERS = 53,
2828         WLAN_REASON_MESH_CONFIG = 54,
2829         WLAN_REASON_MESH_CLOSE = 55,
2830         WLAN_REASON_MESH_MAX_RETRIES = 56,
2831         WLAN_REASON_MESH_CONFIRM_TIMEOUT = 57,
2832         WLAN_REASON_MESH_INVALID_GTK = 58,
2833         WLAN_REASON_MESH_INCONSISTENT_PARAM = 59,
2834         WLAN_REASON_MESH_INVALID_SECURITY = 60,
2835         WLAN_REASON_MESH_PATH_ERROR = 61,
2836         WLAN_REASON_MESH_PATH_NOFORWARD = 62,
2837         WLAN_REASON_MESH_PATH_DEST_UNREACHABLE = 63,
2838         WLAN_REASON_MAC_EXISTS_IN_MBSS = 64,
2839         WLAN_REASON_MESH_CHAN_REGULATORY = 65,
2840         WLAN_REASON_MESH_CHAN = 66,
2841 };
2842
2843
2844 /* Information Element IDs */
2845 enum ieee80211_eid {
2846         WLAN_EID_SSID = 0,
2847         WLAN_EID_SUPP_RATES = 1,
2848         WLAN_EID_FH_PARAMS = 2, /* reserved now */
2849         WLAN_EID_DS_PARAMS = 3,
2850         WLAN_EID_CF_PARAMS = 4,
2851         WLAN_EID_TIM = 5,
2852         WLAN_EID_IBSS_PARAMS = 6,
2853         WLAN_EID_COUNTRY = 7,
2854         /* 8, 9 reserved */
2855         WLAN_EID_REQUEST = 10,
2856         WLAN_EID_QBSS_LOAD = 11,
2857         WLAN_EID_EDCA_PARAM_SET = 12,
2858         WLAN_EID_TSPEC = 13,
2859         WLAN_EID_TCLAS = 14,
2860         WLAN_EID_SCHEDULE = 15,
2861         WLAN_EID_CHALLENGE = 16,
2862         /* 17-31 reserved for challenge text extension */
2863         WLAN_EID_PWR_CONSTRAINT = 32,
2864         WLAN_EID_PWR_CAPABILITY = 33,
2865         WLAN_EID_TPC_REQUEST = 34,
2866         WLAN_EID_TPC_REPORT = 35,
2867         WLAN_EID_SUPPORTED_CHANNELS = 36,
2868         WLAN_EID_CHANNEL_SWITCH = 37,
2869         WLAN_EID_MEASURE_REQUEST = 38,
2870         WLAN_EID_MEASURE_REPORT = 39,
2871         WLAN_EID_QUIET = 40,
2872         WLAN_EID_IBSS_DFS = 41,
2873         WLAN_EID_ERP_INFO = 42,
2874         WLAN_EID_TS_DELAY = 43,
2875         WLAN_EID_TCLAS_PROCESSING = 44,
2876         WLAN_EID_HT_CAPABILITY = 45,
2877         WLAN_EID_QOS_CAPA = 46,
2878         /* 47 reserved for Broadcom */
2879         WLAN_EID_RSN = 48,
2880         WLAN_EID_802_15_COEX = 49,
2881         WLAN_EID_EXT_SUPP_RATES = 50,
2882         WLAN_EID_AP_CHAN_REPORT = 51,
2883         WLAN_EID_NEIGHBOR_REPORT = 52,
2884         WLAN_EID_RCPI = 53,
2885         WLAN_EID_MOBILITY_DOMAIN = 54,
2886         WLAN_EID_FAST_BSS_TRANSITION = 55,
2887         WLAN_EID_TIMEOUT_INTERVAL = 56,
2888         WLAN_EID_RIC_DATA = 57,
2889         WLAN_EID_DSE_REGISTERED_LOCATION = 58,
2890         WLAN_EID_SUPPORTED_REGULATORY_CLASSES = 59,
2891         WLAN_EID_EXT_CHANSWITCH_ANN = 60,
2892         WLAN_EID_HT_OPERATION = 61,
2893         WLAN_EID_SECONDARY_CHANNEL_OFFSET = 62,
2894         WLAN_EID_BSS_AVG_ACCESS_DELAY = 63,
2895         WLAN_EID_ANTENNA_INFO = 64,
2896         WLAN_EID_RSNI = 65,
2897         WLAN_EID_MEASUREMENT_PILOT_TX_INFO = 66,
2898         WLAN_EID_BSS_AVAILABLE_CAPACITY = 67,
2899         WLAN_EID_BSS_AC_ACCESS_DELAY = 68,
2900         WLAN_EID_TIME_ADVERTISEMENT = 69,
2901         WLAN_EID_RRM_ENABLED_CAPABILITIES = 70,
2902         WLAN_EID_MULTIPLE_BSSID = 71,
2903         WLAN_EID_BSS_COEX_2040 = 72,
2904         WLAN_EID_BSS_INTOLERANT_CHL_REPORT = 73,
2905         WLAN_EID_OVERLAP_BSS_SCAN_PARAM = 74,
2906         WLAN_EID_RIC_DESCRIPTOR = 75,
2907         WLAN_EID_MMIE = 76,
2908         WLAN_EID_ASSOC_COMEBACK_TIME = 77,
2909         WLAN_EID_EVENT_REQUEST = 78,
2910         WLAN_EID_EVENT_REPORT = 79,
2911         WLAN_EID_DIAGNOSTIC_REQUEST = 80,
2912         WLAN_EID_DIAGNOSTIC_REPORT = 81,
2913         WLAN_EID_LOCATION_PARAMS = 82,
2914         WLAN_EID_NON_TX_BSSID_CAP =  83,
2915         WLAN_EID_SSID_LIST = 84,
2916         WLAN_EID_MULTI_BSSID_IDX = 85,
2917         WLAN_EID_FMS_DESCRIPTOR = 86,
2918         WLAN_EID_FMS_REQUEST = 87,
2919         WLAN_EID_FMS_RESPONSE = 88,
2920         WLAN_EID_QOS_TRAFFIC_CAPA = 89,
2921         WLAN_EID_BSS_MAX_IDLE_PERIOD = 90,
2922         WLAN_EID_TSF_REQUEST = 91,
2923         WLAN_EID_TSF_RESPOSNE = 92,
2924         WLAN_EID_WNM_SLEEP_MODE = 93,
2925         WLAN_EID_TIM_BCAST_REQ = 94,
2926         WLAN_EID_TIM_BCAST_RESP = 95,
2927         WLAN_EID_COLL_IF_REPORT = 96,
2928         WLAN_EID_CHANNEL_USAGE = 97,
2929         WLAN_EID_TIME_ZONE = 98,
2930         WLAN_EID_DMS_REQUEST = 99,
2931         WLAN_EID_DMS_RESPONSE = 100,
2932         WLAN_EID_LINK_ID = 101,
2933         WLAN_EID_WAKEUP_SCHEDUL = 102,
2934         /* 103 reserved */
2935         WLAN_EID_CHAN_SWITCH_TIMING = 104,
2936         WLAN_EID_PTI_CONTROL = 105,
2937         WLAN_EID_PU_BUFFER_STATUS = 106,
2938         WLAN_EID_INTERWORKING = 107,
2939         WLAN_EID_ADVERTISEMENT_PROTOCOL = 108,
2940         WLAN_EID_EXPEDITED_BW_REQ = 109,
2941         WLAN_EID_QOS_MAP_SET = 110,
2942         WLAN_EID_ROAMING_CONSORTIUM = 111,
2943         WLAN_EID_EMERGENCY_ALERT = 112,
2944         WLAN_EID_MESH_CONFIG = 113,
2945         WLAN_EID_MESH_ID = 114,
2946         WLAN_EID_LINK_METRIC_REPORT = 115,
2947         WLAN_EID_CONGESTION_NOTIFICATION = 116,
2948         WLAN_EID_PEER_MGMT = 117,
2949         WLAN_EID_CHAN_SWITCH_PARAM = 118,
2950         WLAN_EID_MESH_AWAKE_WINDOW = 119,
2951         WLAN_EID_BEACON_TIMING = 120,
2952         WLAN_EID_MCCAOP_SETUP_REQ = 121,
2953         WLAN_EID_MCCAOP_SETUP_RESP = 122,
2954         WLAN_EID_MCCAOP_ADVERT = 123,
2955         WLAN_EID_MCCAOP_TEARDOWN = 124,
2956         WLAN_EID_GANN = 125,
2957         WLAN_EID_RANN = 126,
2958         WLAN_EID_EXT_CAPABILITY = 127,
2959         /* 128, 129 reserved for Agere */
2960         WLAN_EID_PREQ = 130,
2961         WLAN_EID_PREP = 131,
2962         WLAN_EID_PERR = 132,
2963         /* 133-136 reserved for Cisco */
2964         WLAN_EID_PXU = 137,
2965         WLAN_EID_PXUC = 138,
2966         WLAN_EID_AUTH_MESH_PEER_EXCH = 139,
2967         WLAN_EID_MIC = 140,
2968         WLAN_EID_DESTINATION_URI = 141,
2969         WLAN_EID_UAPSD_COEX = 142,
2970         WLAN_EID_WAKEUP_SCHEDULE = 143,
2971         WLAN_EID_EXT_SCHEDULE = 144,
2972         WLAN_EID_STA_AVAILABILITY = 145,
2973         WLAN_EID_DMG_TSPEC = 146,
2974         WLAN_EID_DMG_AT = 147,
2975         WLAN_EID_DMG_CAP = 148,
2976         /* 149 reserved for Cisco */
2977         WLAN_EID_CISCO_VENDOR_SPECIFIC = 150,
2978         WLAN_EID_DMG_OPERATION = 151,
2979         WLAN_EID_DMG_BSS_PARAM_CHANGE = 152,
2980         WLAN_EID_DMG_BEAM_REFINEMENT = 153,
2981         WLAN_EID_CHANNEL_MEASURE_FEEDBACK = 154,
2982         /* 155-156 reserved for Cisco */
2983         WLAN_EID_AWAKE_WINDOW = 157,
2984         WLAN_EID_MULTI_BAND = 158,
2985         WLAN_EID_ADDBA_EXT = 159,
2986         WLAN_EID_NEXT_PCP_LIST = 160,
2987         WLAN_EID_PCP_HANDOVER = 161,
2988         WLAN_EID_DMG_LINK_MARGIN = 162,
2989         WLAN_EID_SWITCHING_STREAM = 163,
2990         WLAN_EID_SESSION_TRANSITION = 164,
2991         WLAN_EID_DYN_TONE_PAIRING_REPORT = 165,
2992         WLAN_EID_CLUSTER_REPORT = 166,
2993         WLAN_EID_RELAY_CAP = 167,
2994         WLAN_EID_RELAY_XFER_PARAM_SET = 168,
2995         WLAN_EID_BEAM_LINK_MAINT = 169,
2996         WLAN_EID_MULTIPLE_MAC_ADDR = 170,
2997         WLAN_EID_U_PID = 171,
2998         WLAN_EID_DMG_LINK_ADAPT_ACK = 172,
2999         /* 173 reserved for Symbol */
3000         WLAN_EID_MCCAOP_ADV_OVERVIEW = 174,
3001         WLAN_EID_QUIET_PERIOD_REQ = 175,
3002         /* 176 reserved for Symbol */
3003         WLAN_EID_QUIET_PERIOD_RESP = 177,
3004         /* 178-179 reserved for Symbol */
3005         /* 180 reserved for ISO/IEC 20011 */
3006         WLAN_EID_EPAC_POLICY = 182,
3007         WLAN_EID_CLISTER_TIME_OFF = 183,
3008         WLAN_EID_INTER_AC_PRIO = 184,
3009         WLAN_EID_SCS_DESCRIPTOR = 185,
3010         WLAN_EID_QLOAD_REPORT = 186,
3011         WLAN_EID_HCCA_TXOP_UPDATE_COUNT = 187,
3012         WLAN_EID_HL_STREAM_ID = 188,
3013         WLAN_EID_GCR_GROUP_ADDR = 189,
3014         WLAN_EID_ANTENNA_SECTOR_ID_PATTERN = 190,
3015         WLAN_EID_VHT_CAPABILITY = 191,
3016         WLAN_EID_VHT_OPERATION = 192,
3017         WLAN_EID_EXTENDED_BSS_LOAD = 193,
3018         WLAN_EID_WIDE_BW_CHANNEL_SWITCH = 194,
3019         WLAN_EID_TX_POWER_ENVELOPE = 195,
3020         WLAN_EID_CHANNEL_SWITCH_WRAPPER = 196,
3021         WLAN_EID_AID = 197,
3022         WLAN_EID_QUIET_CHANNEL = 198,
3023         WLAN_EID_OPMODE_NOTIF = 199,
3024
3025         WLAN_EID_REDUCED_NEIGHBOR_REPORT = 201,
3026
3027         WLAN_EID_AID_REQUEST = 210,
3028         WLAN_EID_AID_RESPONSE = 211,
3029         WLAN_EID_S1G_BCN_COMPAT = 213,
3030         WLAN_EID_S1G_SHORT_BCN_INTERVAL = 214,
3031         WLAN_EID_S1G_TWT = 216,
3032         WLAN_EID_S1G_CAPABILITIES = 217,
3033         WLAN_EID_VENDOR_SPECIFIC = 221,
3034         WLAN_EID_QOS_PARAMETER = 222,
3035         WLAN_EID_S1G_OPERATION = 232,
3036         WLAN_EID_CAG_NUMBER = 237,
3037         WLAN_EID_AP_CSN = 239,
3038         WLAN_EID_FILS_INDICATION = 240,
3039         WLAN_EID_DILS = 241,
3040         WLAN_EID_FRAGMENT = 242,
3041         WLAN_EID_RSNX = 244,
3042         WLAN_EID_EXTENSION = 255
3043 };
3044
3045 /* Element ID Extensions for Element ID 255 */
3046 enum ieee80211_eid_ext {
3047         WLAN_EID_EXT_ASSOC_DELAY_INFO = 1,
3048         WLAN_EID_EXT_FILS_REQ_PARAMS = 2,
3049         WLAN_EID_EXT_FILS_KEY_CONFIRM = 3,
3050         WLAN_EID_EXT_FILS_SESSION = 4,
3051         WLAN_EID_EXT_FILS_HLP_CONTAINER = 5,
3052         WLAN_EID_EXT_FILS_IP_ADDR_ASSIGN = 6,
3053         WLAN_EID_EXT_KEY_DELIVERY = 7,
3054         WLAN_EID_EXT_FILS_WRAPPED_DATA = 8,
3055         WLAN_EID_EXT_FILS_PUBLIC_KEY = 12,
3056         WLAN_EID_EXT_FILS_NONCE = 13,
3057         WLAN_EID_EXT_FUTURE_CHAN_GUIDANCE = 14,
3058         WLAN_EID_EXT_HE_CAPABILITY = 35,
3059         WLAN_EID_EXT_HE_OPERATION = 36,
3060         WLAN_EID_EXT_UORA = 37,
3061         WLAN_EID_EXT_HE_MU_EDCA = 38,
3062         WLAN_EID_EXT_HE_SPR = 39,
3063         WLAN_EID_EXT_NDP_FEEDBACK_REPORT_PARAMSET = 41,
3064         WLAN_EID_EXT_BSS_COLOR_CHG_ANN = 42,
3065         WLAN_EID_EXT_QUIET_TIME_PERIOD_SETUP = 43,
3066         WLAN_EID_EXT_ESS_REPORT = 45,
3067         WLAN_EID_EXT_OPS = 46,
3068         WLAN_EID_EXT_HE_BSS_LOAD = 47,
3069         WLAN_EID_EXT_MAX_CHANNEL_SWITCH_TIME = 52,
3070         WLAN_EID_EXT_MULTIPLE_BSSID_CONFIGURATION = 55,
3071         WLAN_EID_EXT_NON_INHERITANCE = 56,
3072         WLAN_EID_EXT_KNOWN_BSSID = 57,
3073         WLAN_EID_EXT_SHORT_SSID_LIST = 58,
3074         WLAN_EID_EXT_HE_6GHZ_CAPA = 59,
3075         WLAN_EID_EXT_UL_MU_POWER_CAPA = 60,
3076 };
3077
3078 /* Action category code */
3079 enum ieee80211_category {
3080         WLAN_CATEGORY_SPECTRUM_MGMT = 0,
3081         WLAN_CATEGORY_QOS = 1,
3082         WLAN_CATEGORY_DLS = 2,
3083         WLAN_CATEGORY_BACK = 3,
3084         WLAN_CATEGORY_PUBLIC = 4,
3085         WLAN_CATEGORY_RADIO_MEASUREMENT = 5,
3086         WLAN_CATEGORY_FAST_BBS_TRANSITION = 6,
3087         WLAN_CATEGORY_HT = 7,
3088         WLAN_CATEGORY_SA_QUERY = 8,
3089         WLAN_CATEGORY_PROTECTED_DUAL_OF_ACTION = 9,
3090         WLAN_CATEGORY_WNM = 10,
3091         WLAN_CATEGORY_WNM_UNPROTECTED = 11,
3092         WLAN_CATEGORY_TDLS = 12,
3093         WLAN_CATEGORY_MESH_ACTION = 13,
3094         WLAN_CATEGORY_MULTIHOP_ACTION = 14,
3095         WLAN_CATEGORY_SELF_PROTECTED = 15,
3096         WLAN_CATEGORY_DMG = 16,
3097         WLAN_CATEGORY_WMM = 17,
3098         WLAN_CATEGORY_FST = 18,
3099         WLAN_CATEGORY_UNPROT_DMG = 20,
3100         WLAN_CATEGORY_VHT = 21,
3101         WLAN_CATEGORY_S1G = 22,
3102         WLAN_CATEGORY_VENDOR_SPECIFIC_PROTECTED = 126,
3103         WLAN_CATEGORY_VENDOR_SPECIFIC = 127,
3104 };
3105
3106 /* SPECTRUM_MGMT action code */
3107 enum ieee80211_spectrum_mgmt_actioncode {
3108         WLAN_ACTION_SPCT_MSR_REQ = 0,
3109         WLAN_ACTION_SPCT_MSR_RPRT = 1,
3110         WLAN_ACTION_SPCT_TPC_REQ = 2,
3111         WLAN_ACTION_SPCT_TPC_RPRT = 3,
3112         WLAN_ACTION_SPCT_CHL_SWITCH = 4,
3113 };
3114
3115 /* HT action codes */
3116 enum ieee80211_ht_actioncode {
3117         WLAN_HT_ACTION_NOTIFY_CHANWIDTH = 0,
3118         WLAN_HT_ACTION_SMPS = 1,
3119         WLAN_HT_ACTION_PSMP = 2,
3120         WLAN_HT_ACTION_PCO_PHASE = 3,
3121         WLAN_HT_ACTION_CSI = 4,
3122         WLAN_HT_ACTION_NONCOMPRESSED_BF = 5,
3123         WLAN_HT_ACTION_COMPRESSED_BF = 6,
3124         WLAN_HT_ACTION_ASEL_IDX_FEEDBACK = 7,
3125 };
3126
3127 /* VHT action codes */
3128 enum ieee80211_vht_actioncode {
3129         WLAN_VHT_ACTION_COMPRESSED_BF = 0,
3130         WLAN_VHT_ACTION_GROUPID_MGMT = 1,
3131         WLAN_VHT_ACTION_OPMODE_NOTIF = 2,
3132 };
3133
3134 /* Self Protected Action codes */
3135 enum ieee80211_self_protected_actioncode {
3136         WLAN_SP_RESERVED = 0,
3137         WLAN_SP_MESH_PEERING_OPEN = 1,
3138         WLAN_SP_MESH_PEERING_CONFIRM = 2,
3139         WLAN_SP_MESH_PEERING_CLOSE = 3,
3140         WLAN_SP_MGK_INFORM = 4,
3141         WLAN_SP_MGK_ACK = 5,
3142 };
3143
3144 /* Mesh action codes */
3145 enum ieee80211_mesh_actioncode {
3146         WLAN_MESH_ACTION_LINK_METRIC_REPORT,
3147         WLAN_MESH_ACTION_HWMP_PATH_SELECTION,
3148         WLAN_MESH_ACTION_GATE_ANNOUNCEMENT,
3149         WLAN_MESH_ACTION_CONGESTION_CONTROL_NOTIFICATION,
3150         WLAN_MESH_ACTION_MCCA_SETUP_REQUEST,
3151         WLAN_MESH_ACTION_MCCA_SETUP_REPLY,
3152         WLAN_MESH_ACTION_MCCA_ADVERTISEMENT_REQUEST,
3153         WLAN_MESH_ACTION_MCCA_ADVERTISEMENT,
3154         WLAN_MESH_ACTION_MCCA_TEARDOWN,
3155         WLAN_MESH_ACTION_TBTT_ADJUSTMENT_REQUEST,
3156         WLAN_MESH_ACTION_TBTT_ADJUSTMENT_RESPONSE,
3157 };
3158
3159 /* Security key length */
3160 enum ieee80211_key_len {
3161         WLAN_KEY_LEN_WEP40 = 5,
3162         WLAN_KEY_LEN_WEP104 = 13,
3163         WLAN_KEY_LEN_CCMP = 16,
3164         WLAN_KEY_LEN_CCMP_256 = 32,
3165         WLAN_KEY_LEN_TKIP = 32,
3166         WLAN_KEY_LEN_AES_CMAC = 16,
3167         WLAN_KEY_LEN_SMS4 = 32,
3168         WLAN_KEY_LEN_GCMP = 16,
3169         WLAN_KEY_LEN_GCMP_256 = 32,
3170         WLAN_KEY_LEN_BIP_CMAC_256 = 32,
3171         WLAN_KEY_LEN_BIP_GMAC_128 = 16,
3172         WLAN_KEY_LEN_BIP_GMAC_256 = 32,
3173 };
3174
3175 enum ieee80211_s1g_actioncode {
3176         WLAN_S1G_AID_SWITCH_REQUEST,
3177         WLAN_S1G_AID_SWITCH_RESPONSE,
3178         WLAN_S1G_SYNC_CONTROL,
3179         WLAN_S1G_STA_INFO_ANNOUNCE,
3180         WLAN_S1G_EDCA_PARAM_SET,
3181         WLAN_S1G_EL_OPERATION,
3182         WLAN_S1G_TWT_SETUP,
3183         WLAN_S1G_TWT_TEARDOWN,
3184         WLAN_S1G_SECT_GROUP_ID_LIST,
3185         WLAN_S1G_SECT_ID_FEEDBACK,
3186         WLAN_S1G_TWT_INFORMATION = 11,
3187 };
3188
3189 #define IEEE80211_WEP_IV_LEN            4
3190 #define IEEE80211_WEP_ICV_LEN           4
3191 #define IEEE80211_CCMP_HDR_LEN          8
3192 #define IEEE80211_CCMP_MIC_LEN          8
3193 #define IEEE80211_CCMP_PN_LEN           6
3194 #define IEEE80211_CCMP_256_HDR_LEN      8
3195 #define IEEE80211_CCMP_256_MIC_LEN      16
3196 #define IEEE80211_CCMP_256_PN_LEN       6
3197 #define IEEE80211_TKIP_IV_LEN           8
3198 #define IEEE80211_TKIP_ICV_LEN          4
3199 #define IEEE80211_CMAC_PN_LEN           6
3200 #define IEEE80211_GMAC_PN_LEN           6
3201 #define IEEE80211_GCMP_HDR_LEN          8
3202 #define IEEE80211_GCMP_MIC_LEN          16
3203 #define IEEE80211_GCMP_PN_LEN           6
3204
3205 #define FILS_NONCE_LEN                  16
3206 #define FILS_MAX_KEK_LEN                64
3207
3208 #define FILS_ERP_MAX_USERNAME_LEN       16
3209 #define FILS_ERP_MAX_REALM_LEN          253
3210 #define FILS_ERP_MAX_RRK_LEN            64
3211
3212 #define PMK_MAX_LEN                     64
3213 #define SAE_PASSWORD_MAX_LEN            128
3214
3215 /* Public action codes (IEEE Std 802.11-2016, 9.6.8.1, Table 9-307) */
3216 enum ieee80211_pub_actioncode {
3217         WLAN_PUB_ACTION_20_40_BSS_COEX = 0,
3218         WLAN_PUB_ACTION_DSE_ENABLEMENT = 1,
3219         WLAN_PUB_ACTION_DSE_DEENABLEMENT = 2,
3220         WLAN_PUB_ACTION_DSE_REG_LOC_ANN = 3,
3221         WLAN_PUB_ACTION_EXT_CHANSW_ANN = 4,
3222         WLAN_PUB_ACTION_DSE_MSMT_REQ = 5,
3223         WLAN_PUB_ACTION_DSE_MSMT_RESP = 6,
3224         WLAN_PUB_ACTION_MSMT_PILOT = 7,
3225         WLAN_PUB_ACTION_DSE_PC = 8,
3226         WLAN_PUB_ACTION_VENDOR_SPECIFIC = 9,
3227         WLAN_PUB_ACTION_GAS_INITIAL_REQ = 10,
3228         WLAN_PUB_ACTION_GAS_INITIAL_RESP = 11,
3229         WLAN_PUB_ACTION_GAS_COMEBACK_REQ = 12,
3230         WLAN_PUB_ACTION_GAS_COMEBACK_RESP = 13,
3231         WLAN_PUB_ACTION_TDLS_DISCOVER_RES = 14,
3232         WLAN_PUB_ACTION_LOC_TRACK_NOTI = 15,
3233         WLAN_PUB_ACTION_QAB_REQUEST_FRAME = 16,
3234         WLAN_PUB_ACTION_QAB_RESPONSE_FRAME = 17,
3235         WLAN_PUB_ACTION_QMF_POLICY = 18,
3236         WLAN_PUB_ACTION_QMF_POLICY_CHANGE = 19,
3237         WLAN_PUB_ACTION_QLOAD_REQUEST = 20,
3238         WLAN_PUB_ACTION_QLOAD_REPORT = 21,
3239         WLAN_PUB_ACTION_HCCA_TXOP_ADVERT = 22,
3240         WLAN_PUB_ACTION_HCCA_TXOP_RESPONSE = 23,
3241         WLAN_PUB_ACTION_PUBLIC_KEY = 24,
3242         WLAN_PUB_ACTION_CHANNEL_AVAIL_QUERY = 25,
3243         WLAN_PUB_ACTION_CHANNEL_SCHEDULE_MGMT = 26,
3244         WLAN_PUB_ACTION_CONTACT_VERI_SIGNAL = 27,
3245         WLAN_PUB_ACTION_GDD_ENABLEMENT_REQ = 28,
3246         WLAN_PUB_ACTION_GDD_ENABLEMENT_RESP = 29,
3247         WLAN_PUB_ACTION_NETWORK_CHANNEL_CONTROL = 30,
3248         WLAN_PUB_ACTION_WHITE_SPACE_MAP_ANN = 31,
3249         WLAN_PUB_ACTION_FTM_REQUEST = 32,
3250         WLAN_PUB_ACTION_FTM = 33,
3251         WLAN_PUB_ACTION_FILS_DISCOVERY = 34,
3252 };
3253
3254 /* TDLS action codes */
3255 enum ieee80211_tdls_actioncode {
3256         WLAN_TDLS_SETUP_REQUEST = 0,
3257         WLAN_TDLS_SETUP_RESPONSE = 1,
3258         WLAN_TDLS_SETUP_CONFIRM = 2,
3259         WLAN_TDLS_TEARDOWN = 3,
3260         WLAN_TDLS_PEER_TRAFFIC_INDICATION = 4,
3261         WLAN_TDLS_CHANNEL_SWITCH_REQUEST = 5,
3262         WLAN_TDLS_CHANNEL_SWITCH_RESPONSE = 6,
3263         WLAN_TDLS_PEER_PSM_REQUEST = 7,
3264         WLAN_TDLS_PEER_PSM_RESPONSE = 8,
3265         WLAN_TDLS_PEER_TRAFFIC_RESPONSE = 9,
3266         WLAN_TDLS_DISCOVERY_REQUEST = 10,
3267 };
3268
3269 /* Extended Channel Switching capability to be set in the 1st byte of
3270  * the @WLAN_EID_EXT_CAPABILITY information element
3271  */
3272 #define WLAN_EXT_CAPA1_EXT_CHANNEL_SWITCHING    BIT(2)
3273
3274 /* Multiple BSSID capability is set in the 6th bit of 3rd byte of the
3275  * @WLAN_EID_EXT_CAPABILITY information element
3276  */
3277 #define WLAN_EXT_CAPA3_MULTI_BSSID_SUPPORT      BIT(6)
3278
3279 /* Timing Measurement protocol for time sync is set in the 7th bit of 3rd byte
3280  * of the @WLAN_EID_EXT_CAPABILITY information element
3281  */
3282 #define WLAN_EXT_CAPA3_TIMING_MEASUREMENT_SUPPORT       BIT(7)
3283
3284 /* TDLS capabilities in the 4th byte of @WLAN_EID_EXT_CAPABILITY */
3285 #define WLAN_EXT_CAPA4_TDLS_BUFFER_STA          BIT(4)
3286 #define WLAN_EXT_CAPA4_TDLS_PEER_PSM            BIT(5)
3287 #define WLAN_EXT_CAPA4_TDLS_CHAN_SWITCH         BIT(6)
3288
3289 /* Interworking capabilities are set in 7th bit of 4th byte of the
3290  * @WLAN_EID_EXT_CAPABILITY information element
3291  */
3292 #define WLAN_EXT_CAPA4_INTERWORKING_ENABLED     BIT(7)
3293
3294 /*
3295  * TDLS capabililites to be enabled in the 5th byte of the
3296  * @WLAN_EID_EXT_CAPABILITY information element
3297  */
3298 #define WLAN_EXT_CAPA5_TDLS_ENABLED     BIT(5)
3299 #define WLAN_EXT_CAPA5_TDLS_PROHIBITED  BIT(6)
3300 #define WLAN_EXT_CAPA5_TDLS_CH_SW_PROHIBITED    BIT(7)
3301
3302 #define WLAN_EXT_CAPA8_TDLS_WIDE_BW_ENABLED     BIT(5)
3303 #define WLAN_EXT_CAPA8_OPMODE_NOTIF     BIT(6)
3304
3305 /* Defines the maximal number of MSDUs in an A-MSDU. */
3306 #define WLAN_EXT_CAPA8_MAX_MSDU_IN_AMSDU_LSB    BIT(7)
3307 #define WLAN_EXT_CAPA9_MAX_MSDU_IN_AMSDU_MSB    BIT(0)
3308
3309 /*
3310  * Fine Timing Measurement Initiator - bit 71 of @WLAN_EID_EXT_CAPABILITY
3311  * information element
3312  */
3313 #define WLAN_EXT_CAPA9_FTM_INITIATOR    BIT(7)
3314
3315 /* Defines support for TWT Requester and TWT Responder */
3316 #define WLAN_EXT_CAPA10_TWT_REQUESTER_SUPPORT   BIT(5)
3317 #define WLAN_EXT_CAPA10_TWT_RESPONDER_SUPPORT   BIT(6)
3318
3319 /*
3320  * When set, indicates that the AP is able to tolerate 26-tone RU UL
3321  * OFDMA transmissions using HE TB PPDU from OBSS (not falsely classify the
3322  * 26-tone RU UL OFDMA transmissions as radar pulses).
3323  */
3324 #define WLAN_EXT_CAPA10_OBSS_NARROW_BW_RU_TOLERANCE_SUPPORT BIT(7)
3325
3326 /* Defines support for enhanced multi-bssid advertisement*/
3327 #define WLAN_EXT_CAPA11_EMA_SUPPORT     BIT(3)
3328
3329 /* TDLS specific payload type in the LLC/SNAP header */
3330 #define WLAN_TDLS_SNAP_RFTYPE   0x2
3331
3332 /* BSS Coex IE information field bits */
3333 #define WLAN_BSS_COEX_INFORMATION_REQUEST       BIT(0)
3334
3335 /**
3336  * enum ieee80211_mesh_sync_method - mesh synchronization method identifier
3337  *
3338  * @IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET: the default synchronization method
3339  * @IEEE80211_SYNC_METHOD_VENDOR: a vendor specific synchronization method
3340  *      that will be specified in a vendor specific information element
3341  */
3342 enum ieee80211_mesh_sync_method {
3343         IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET = 1,
3344         IEEE80211_SYNC_METHOD_VENDOR = 255,
3345 };
3346
3347 /**
3348  * enum ieee80211_mesh_path_protocol - mesh path selection protocol identifier
3349  *
3350  * @IEEE80211_PATH_PROTOCOL_HWMP: the default path selection protocol
3351  * @IEEE80211_PATH_PROTOCOL_VENDOR: a vendor specific protocol that will
3352  *      be specified in a vendor specific information element
3353  */
3354 enum ieee80211_mesh_path_protocol {
3355         IEEE80211_PATH_PROTOCOL_HWMP = 1,
3356         IEEE80211_PATH_PROTOCOL_VENDOR = 255,
3357 };
3358
3359 /**
3360  * enum ieee80211_mesh_path_metric - mesh path selection metric identifier
3361  *
3362  * @IEEE80211_PATH_METRIC_AIRTIME: the default path selection metric
3363  * @IEEE80211_PATH_METRIC_VENDOR: a vendor specific metric that will be
3364  *      specified in a vendor specific information element
3365  */
3366 enum ieee80211_mesh_path_metric {
3367         IEEE80211_PATH_METRIC_AIRTIME = 1,
3368         IEEE80211_PATH_METRIC_VENDOR = 255,
3369 };
3370
3371 /**
3372  * enum ieee80211_root_mode_identifier - root mesh STA mode identifier
3373  *
3374  * These attribute are used by dot11MeshHWMPRootMode to set root mesh STA mode
3375  *
3376  * @IEEE80211_ROOTMODE_NO_ROOT: the mesh STA is not a root mesh STA (default)
3377  * @IEEE80211_ROOTMODE_ROOT: the mesh STA is a root mesh STA if greater than
3378  *      this value
3379  * @IEEE80211_PROACTIVE_PREQ_NO_PREP: the mesh STA is a root mesh STA supports
3380  *      the proactive PREQ with proactive PREP subfield set to 0
3381  * @IEEE80211_PROACTIVE_PREQ_WITH_PREP: the mesh STA is a root mesh STA
3382  *      supports the proactive PREQ with proactive PREP subfield set to 1
3383  * @IEEE80211_PROACTIVE_RANN: the mesh STA is a root mesh STA supports
3384  *      the proactive RANN
3385  */
3386 enum ieee80211_root_mode_identifier {
3387         IEEE80211_ROOTMODE_NO_ROOT = 0,
3388         IEEE80211_ROOTMODE_ROOT = 1,
3389         IEEE80211_PROACTIVE_PREQ_NO_PREP = 2,
3390         IEEE80211_PROACTIVE_PREQ_WITH_PREP = 3,
3391         IEEE80211_PROACTIVE_RANN = 4,
3392 };
3393
3394 /*
3395  * IEEE 802.11-2007 7.3.2.9 Country information element
3396  *
3397  * Minimum length is 8 octets, ie len must be evenly
3398  * divisible by 2
3399  */
3400
3401 /* Although the spec says 8 I'm seeing 6 in practice */
3402 #define IEEE80211_COUNTRY_IE_MIN_LEN    6
3403
3404 /* The Country String field of the element shall be 3 octets in length */
3405 #define IEEE80211_COUNTRY_STRING_LEN    3
3406
3407 /*
3408  * For regulatory extension stuff see IEEE 802.11-2007
3409  * Annex I (page 1141) and Annex J (page 1147). Also
3410  * review 7.3.2.9.
3411  *
3412  * When dot11RegulatoryClassesRequired is true and the
3413  * first_channel/reg_extension_id is >= 201 then the IE
3414  * compromises of the 'ext' struct represented below:
3415  *
3416  *  - Regulatory extension ID - when generating IE this just needs
3417  *    to be monotonically increasing for each triplet passed in
3418  *    the IE
3419  *  - Regulatory class - index into set of rules
3420  *  - Coverage class - index into air propagation time (Table 7-27),
3421  *    in microseconds, you can compute the air propagation time from
3422  *    the index by multiplying by 3, so index 10 yields a propagation
3423  *    of 10 us. Valid values are 0-31, values 32-255 are not defined
3424  *    yet. A value of 0 inicates air propagation of <= 1 us.
3425  *
3426  *  See also Table I.2 for Emission limit sets and table
3427  *  I.3 for Behavior limit sets. Table J.1 indicates how to map
3428  *  a reg_class to an emission limit set and behavior limit set.
3429  */
3430 #define IEEE80211_COUNTRY_EXTENSION_ID 201
3431
3432 /*
3433  *  Channels numbers in the IE must be monotonically increasing
3434  *  if dot11RegulatoryClassesRequired is not true.
3435  *
3436  *  If dot11RegulatoryClassesRequired is true consecutive
3437  *  subband triplets following a regulatory triplet shall
3438  *  have monotonically increasing first_channel number fields.
3439  *
3440  *  Channel numbers shall not overlap.
3441  *
3442  *  Note that max_power is signed.
3443  */
3444 struct ieee80211_country_ie_triplet {
3445         union {
3446                 struct {
3447                         u8 first_channel;
3448                         u8 num_channels;
3449                         s8 max_power;
3450                 } __packed chans;
3451                 struct {
3452                         u8 reg_extension_id;
3453                         u8 reg_class;
3454                         u8 coverage_class;
3455                 } __packed ext;
3456         };
3457 } __packed;
3458
3459 enum ieee80211_timeout_interval_type {
3460         WLAN_TIMEOUT_REASSOC_DEADLINE = 1 /* 802.11r */,
3461         WLAN_TIMEOUT_KEY_LIFETIME = 2 /* 802.11r */,
3462         WLAN_TIMEOUT_ASSOC_COMEBACK = 3 /* 802.11w */,
3463 };
3464
3465 /**
3466  * struct ieee80211_timeout_interval_ie - Timeout Interval element
3467  * @type: type, see &enum ieee80211_timeout_interval_type
3468  * @value: timeout interval value
3469  */
3470 struct ieee80211_timeout_interval_ie {
3471         u8 type;
3472         __le32 value;
3473 } __packed;
3474
3475 /**
3476  * enum ieee80211_idle_options - BSS idle options
3477  * @WLAN_IDLE_OPTIONS_PROTECTED_KEEP_ALIVE: the station should send an RSN
3478  *      protected frame to the AP to reset the idle timer at the AP for
3479  *      the station.
3480  */
3481 enum ieee80211_idle_options {
3482         WLAN_IDLE_OPTIONS_PROTECTED_KEEP_ALIVE = BIT(0),
3483 };
3484
3485 /**
3486  * struct ieee80211_bss_max_idle_period_ie
3487  *
3488  * This structure refers to "BSS Max idle period element"
3489  *
3490  * @max_idle_period: indicates the time period during which a station can
3491  *      refrain from transmitting frames to its associated AP without being
3492  *      disassociated. In units of 1000 TUs.
3493  * @idle_options: indicates the options associated with the BSS idle capability
3494  *      as specified in &enum ieee80211_idle_options.
3495  */
3496 struct ieee80211_bss_max_idle_period_ie {
3497         __le16 max_idle_period;
3498         u8 idle_options;
3499 } __packed;
3500
3501 /* BACK action code */
3502 enum ieee80211_back_actioncode {
3503         WLAN_ACTION_ADDBA_REQ = 0,
3504         WLAN_ACTION_ADDBA_RESP = 1,
3505         WLAN_ACTION_DELBA = 2,
3506 };
3507
3508 /* BACK (block-ack) parties */
3509 enum ieee80211_back_parties {
3510         WLAN_BACK_RECIPIENT = 0,
3511         WLAN_BACK_INITIATOR = 1,
3512 };
3513
3514 /* SA Query action */
3515 enum ieee80211_sa_query_action {
3516         WLAN_ACTION_SA_QUERY_REQUEST = 0,
3517         WLAN_ACTION_SA_QUERY_RESPONSE = 1,
3518 };
3519
3520 /**
3521  * struct ieee80211_bssid_index
3522  *
3523  * This structure refers to "Multiple BSSID-index element"
3524  *
3525  * @bssid_index: BSSID index
3526  * @dtim_period: optional, overrides transmitted BSS dtim period
3527  * @dtim_count: optional, overrides transmitted BSS dtim count
3528  */
3529 struct ieee80211_bssid_index {
3530         u8 bssid_index;
3531         u8 dtim_period;
3532         u8 dtim_count;
3533 };
3534
3535 /**
3536  * struct ieee80211_multiple_bssid_configuration
3537  *
3538  * This structure refers to "Multiple BSSID Configuration element"
3539  *
3540  * @bssid_count: total number of active BSSIDs in the set
3541  * @profile_periodicity: the least number of beacon frames need to be received
3542  *      in order to discover all the nontransmitted BSSIDs in the set.
3543  */
3544 struct ieee80211_multiple_bssid_configuration {
3545         u8 bssid_count;
3546         u8 profile_periodicity;
3547 };
3548
3549 #define SUITE(oui, id) (((oui) << 8) | (id))
3550
3551 /* cipher suite selectors */
3552 #define WLAN_CIPHER_SUITE_USE_GROUP     SUITE(0x000FAC, 0)
3553 #define WLAN_CIPHER_SUITE_WEP40         SUITE(0x000FAC, 1)
3554 #define WLAN_CIPHER_SUITE_TKIP          SUITE(0x000FAC, 2)
3555 /* reserved:                            SUITE(0x000FAC, 3) */
3556 #define WLAN_CIPHER_SUITE_CCMP          SUITE(0x000FAC, 4)
3557 #define WLAN_CIPHER_SUITE_WEP104        SUITE(0x000FAC, 5)
3558 #define WLAN_CIPHER_SUITE_AES_CMAC      SUITE(0x000FAC, 6)
3559 #define WLAN_CIPHER_SUITE_GCMP          SUITE(0x000FAC, 8)
3560 #define WLAN_CIPHER_SUITE_GCMP_256      SUITE(0x000FAC, 9)
3561 #define WLAN_CIPHER_SUITE_CCMP_256      SUITE(0x000FAC, 10)
3562 #define WLAN_CIPHER_SUITE_BIP_GMAC_128  SUITE(0x000FAC, 11)
3563 #define WLAN_CIPHER_SUITE_BIP_GMAC_256  SUITE(0x000FAC, 12)
3564 #define WLAN_CIPHER_SUITE_BIP_CMAC_256  SUITE(0x000FAC, 13)
3565
3566 #define WLAN_CIPHER_SUITE_SMS4          SUITE(0x001472, 1)
3567
3568 /* AKM suite selectors */
3569 #define WLAN_AKM_SUITE_8021X                    SUITE(0x000FAC, 1)
3570 #define WLAN_AKM_SUITE_PSK                      SUITE(0x000FAC, 2)
3571 #define WLAN_AKM_SUITE_FT_8021X                 SUITE(0x000FAC, 3)
3572 #define WLAN_AKM_SUITE_FT_PSK                   SUITE(0x000FAC, 4)
3573 #define WLAN_AKM_SUITE_8021X_SHA256             SUITE(0x000FAC, 5)
3574 #define WLAN_AKM_SUITE_PSK_SHA256               SUITE(0x000FAC, 6)
3575 #define WLAN_AKM_SUITE_TDLS                     SUITE(0x000FAC, 7)
3576 #define WLAN_AKM_SUITE_SAE                      SUITE(0x000FAC, 8)
3577 #define WLAN_AKM_SUITE_FT_OVER_SAE              SUITE(0x000FAC, 9)
3578 #define WLAN_AKM_SUITE_AP_PEER_KEY              SUITE(0x000FAC, 10)
3579 #define WLAN_AKM_SUITE_8021X_SUITE_B            SUITE(0x000FAC, 11)
3580 #define WLAN_AKM_SUITE_8021X_SUITE_B_192        SUITE(0x000FAC, 12)
3581 #define WLAN_AKM_SUITE_FT_8021X_SHA384          SUITE(0x000FAC, 13)
3582 #define WLAN_AKM_SUITE_FILS_SHA256              SUITE(0x000FAC, 14)
3583 #define WLAN_AKM_SUITE_FILS_SHA384              SUITE(0x000FAC, 15)
3584 #define WLAN_AKM_SUITE_FT_FILS_SHA256           SUITE(0x000FAC, 16)
3585 #define WLAN_AKM_SUITE_FT_FILS_SHA384           SUITE(0x000FAC, 17)
3586 #define WLAN_AKM_SUITE_OWE                      SUITE(0x000FAC, 18)
3587 #define WLAN_AKM_SUITE_FT_PSK_SHA384            SUITE(0x000FAC, 19)
3588 #define WLAN_AKM_SUITE_PSK_SHA384               SUITE(0x000FAC, 20)
3589
3590 #define WLAN_AKM_SUITE_WFA_DPP                  SUITE(WLAN_OUI_WFA, 2)
3591
3592 #define WLAN_MAX_KEY_LEN                32
3593
3594 #define WLAN_PMK_NAME_LEN               16
3595 #define WLAN_PMKID_LEN                  16
3596 #define WLAN_PMK_LEN_EAP_LEAP           16
3597 #define WLAN_PMK_LEN                    32
3598 #define WLAN_PMK_LEN_SUITE_B_192        48
3599
3600 #define WLAN_OUI_WFA                    0x506f9a
3601 #define WLAN_OUI_TYPE_WFA_P2P           9
3602 #define WLAN_OUI_TYPE_WFA_DPP           0x1A
3603 #define WLAN_OUI_MICROSOFT              0x0050f2
3604 #define WLAN_OUI_TYPE_MICROSOFT_WPA     1
3605 #define WLAN_OUI_TYPE_MICROSOFT_WMM     2
3606 #define WLAN_OUI_TYPE_MICROSOFT_WPS     4
3607 #define WLAN_OUI_TYPE_MICROSOFT_TPC     8
3608
3609 /*
3610  * WMM/802.11e Tspec Element
3611  */
3612 #define IEEE80211_WMM_IE_TSPEC_TID_MASK         0x0F
3613 #define IEEE80211_WMM_IE_TSPEC_TID_SHIFT        1
3614
3615 enum ieee80211_tspec_status_code {
3616         IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED = 0,
3617         IEEE80211_TSPEC_STATUS_ADDTS_INVAL_PARAMS = 0x1,
3618 };
3619
3620 struct ieee80211_tspec_ie {
3621         u8 element_id;
3622         u8 len;
3623         u8 oui[3];
3624         u8 oui_type;
3625         u8 oui_subtype;
3626         u8 version;
3627         __le16 tsinfo;
3628         u8 tsinfo_resvd;
3629         __le16 nominal_msdu;
3630         __le16 max_msdu;
3631         __le32 min_service_int;
3632         __le32 max_service_int;
3633         __le32 inactivity_int;
3634         __le32 suspension_int;
3635         __le32 service_start_time;
3636         __le32 min_data_rate;
3637         __le32 mean_data_rate;
3638         __le32 peak_data_rate;
3639         __le32 max_burst_size;
3640         __le32 delay_bound;
3641         __le32 min_phy_rate;
3642         __le16 sba;
3643         __le16 medium_time;
3644 } __packed;
3645
3646 struct ieee80211_he_6ghz_capa {
3647         /* uses IEEE80211_HE_6GHZ_CAP_* below */
3648         __le16 capa;
3649 } __packed;
3650
3651 /* HE 6 GHz band capabilities */
3652 /* uses enum ieee80211_min_mpdu_spacing values */
3653 #define IEEE80211_HE_6GHZ_CAP_MIN_MPDU_START    0x0007
3654 /* uses enum ieee80211_vht_max_ampdu_length_exp values */
3655 #define IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP 0x0038
3656 /* uses IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_* values */
3657 #define IEEE80211_HE_6GHZ_CAP_MAX_MPDU_LEN      0x00c0
3658 /* WLAN_HT_CAP_SM_PS_* values */
3659 #define IEEE80211_HE_6GHZ_CAP_SM_PS             0x0600
3660 #define IEEE80211_HE_6GHZ_CAP_RD_RESPONDER      0x0800
3661 #define IEEE80211_HE_6GHZ_CAP_RX_ANTPAT_CONS    0x1000
3662 #define IEEE80211_HE_6GHZ_CAP_TX_ANTPAT_CONS    0x2000
3663
3664 /**
3665  * ieee80211_get_qos_ctl - get pointer to qos control bytes
3666  * @hdr: the frame
3667  *
3668  * The qos ctrl bytes come after the frame_control, duration, seq_num
3669  * and 3 or 4 addresses of length ETH_ALEN.
3670  * 3 addr: 2 + 2 + 2 + 3*6 = 24
3671  * 4 addr: 2 + 2 + 2 + 4*6 = 30
3672  */
3673 static inline u8 *ieee80211_get_qos_ctl(struct ieee80211_hdr *hdr)
3674 {
3675         if (ieee80211_has_a4(hdr->frame_control))
3676                 return (u8 *)hdr + 30;
3677         else
3678                 return (u8 *)hdr + 24;
3679 }
3680
3681 /**
3682  * ieee80211_get_tid - get qos TID
3683  * @hdr: the frame
3684  */
3685 static inline u8 ieee80211_get_tid(struct ieee80211_hdr *hdr)
3686 {
3687         u8 *qc = ieee80211_get_qos_ctl(hdr);
3688
3689         return qc[0] & IEEE80211_QOS_CTL_TID_MASK;
3690 }
3691
3692 /**
3693  * ieee80211_get_SA - get pointer to SA
3694  * @hdr: the frame
3695  *
3696  * Given an 802.11 frame, this function returns the offset
3697  * to the source address (SA). It does not verify that the
3698  * header is long enough to contain the address, and the
3699  * header must be long enough to contain the frame control
3700  * field.
3701  */
3702 static inline u8 *ieee80211_get_SA(struct ieee80211_hdr *hdr)
3703 {
3704         if (ieee80211_has_a4(hdr->frame_control))
3705                 return hdr->addr4;
3706         if (ieee80211_has_fromds(hdr->frame_control))
3707                 return hdr->addr3;
3708         return hdr->addr2;
3709 }
3710
3711 /**
3712  * ieee80211_get_DA - get pointer to DA
3713  * @hdr: the frame
3714  *
3715  * Given an 802.11 frame, this function returns the offset
3716  * to the destination address (DA). It does not verify that
3717  * the header is long enough to contain the address, and the
3718  * header must be long enough to contain the frame control
3719  * field.
3720  */
3721 static inline u8 *ieee80211_get_DA(struct ieee80211_hdr *hdr)
3722 {
3723         if (ieee80211_has_tods(hdr->frame_control))
3724                 return hdr->addr3;
3725         else
3726                 return hdr->addr1;
3727 }
3728
3729 /**
3730  * ieee80211_is_robust_mgmt_frame - check if frame is a robust management frame
3731  * @hdr: the frame (buffer must include at least the first octet of payload)
3732  */
3733 static inline bool ieee80211_is_robust_mgmt_frame(struct ieee80211_hdr *hdr)
3734 {
3735         if (ieee80211_is_disassoc(hdr->frame_control) ||
3736             ieee80211_is_deauth(hdr->frame_control))
3737                 return true;
3738
3739         if (ieee80211_is_action(hdr->frame_control)) {
3740                 u8 *category;
3741
3742                 /*
3743                  * Action frames, excluding Public Action frames, are Robust
3744                  * Management Frames. However, if we are looking at a Protected
3745                  * frame, skip the check since the data may be encrypted and
3746                  * the frame has already been found to be a Robust Management
3747                  * Frame (by the other end).
3748                  */
3749                 if (ieee80211_has_protected(hdr->frame_control))
3750                         return true;
3751                 category = ((u8 *) hdr) + 24;
3752                 return *category != WLAN_CATEGORY_PUBLIC &&
3753                         *category != WLAN_CATEGORY_HT &&
3754                         *category != WLAN_CATEGORY_WNM_UNPROTECTED &&
3755                         *category != WLAN_CATEGORY_SELF_PROTECTED &&
3756                         *category != WLAN_CATEGORY_UNPROT_DMG &&
3757                         *category != WLAN_CATEGORY_VHT &&
3758                         *category != WLAN_CATEGORY_VENDOR_SPECIFIC;
3759         }
3760
3761         return false;
3762 }
3763
3764 /**
3765  * ieee80211_is_public_action - check if frame is a public action frame
3766  * @hdr: the frame
3767  * @len: length of the frame
3768  */
3769 static inline bool ieee80211_is_public_action(struct ieee80211_hdr *hdr,
3770                                               size_t len)
3771 {
3772         struct ieee80211_mgmt *mgmt = (void *)hdr;
3773
3774         if (len < IEEE80211_MIN_ACTION_SIZE)
3775                 return false;
3776         if (!ieee80211_is_action(hdr->frame_control))
3777                 return false;
3778         return mgmt->u.action.category == WLAN_CATEGORY_PUBLIC;
3779 }
3780
3781 static inline bool is_multicast_ether_addr(const u8 *a)
3782 {
3783         return 0x01 & a[0];
3784 }
3785
3786 /**
3787  * _ieee80211_is_group_privacy_action - check if frame is a group addressed
3788  * privacy action frame
3789  * @hdr: the frame
3790  */
3791 static inline bool ieee80211_is_group_privacy_action(struct ieee80211_hdr *hdr)
3792 {
3793         struct ieee80211_mgmt *mgmt = (void *)hdr;
3794
3795         if (!ieee80211_is_action(hdr->frame_control) ||
3796             !is_multicast_ether_addr(hdr->addr1))
3797                 return false;
3798
3799         return mgmt->u.action.category == WLAN_CATEGORY_MESH_ACTION ||
3800                mgmt->u.action.category == WLAN_CATEGORY_MULTIHOP_ACTION;
3801 }
3802
3803 /**
3804  * ieee80211_tu_to_usec - convert time units (TU) to microseconds
3805  * @tu: the TUs
3806  */
3807 static inline unsigned long ieee80211_tu_to_usec(unsigned long tu)
3808 {
3809         return 1024 * tu;
3810 }
3811
3812 /**
3813  * ieee80211_check_tim - check if AID bit is set in TIM
3814  * @tim: the TIM IE
3815  * @tim_len: length of the TIM IE
3816  * @aid: the AID to look for
3817  */
3818 static inline bool ieee80211_check_tim(const struct ieee80211_tim_ie *tim,
3819                                        u8 tim_len, u16 aid)
3820 {
3821         u8 mask;
3822         u8 indexn0, indexn1, indexn2;
3823
3824         if (unlikely(!tim || tim_len < sizeof(*tim)))
3825                 return false;
3826
3827         aid &= 0x3fff;
3828         indexn0 = aid / 8;
3829         mask  = 1 << (aid & 7);
3830
3831         indexn1 = tim->bitmap_ctrl & 0xfe;
3832         indexn2 = tim_len + indexn1 - 4;
3833
3834         if (indexn0 < indexn1 || indexn0 > indexn2)
3835                 return false;
3836
3837         indexn0 -= indexn1;
3838
3839         return !!(tim->virtual_map[indexn0] & mask);
3840 }
3841
3842 /* convert time units */
3843 #define TU_TO_JIFFIES(x)       (usecs_to_jiffies((x) * 1024))
3844 #define TU_TO_EXP_TIME(x)      (jiffies + TU_TO_JIFFIES(x))
3845
3846 struct element {
3847         u8 id;
3848         u8 datalen;
3849         u8 data[];
3850 } __packed;
3851
3852 /* element iteration helpers */
3853 #define for_each_element(_elem, _data, _datalen)                        \
3854         for (_elem = (const struct element *)(_data);                   \
3855              (const u8 *)(_data) + (_datalen) - (const u8 *)_elem >=    \
3856                 (int)sizeof(*_elem) &&                                  \
3857              (const u8 *)(_data) + (_datalen) - (const u8 *)_elem >=    \
3858                 (int)sizeof(*_elem) + _elem->datalen;                   \
3859              _elem = (const struct element *)(_elem->data + _elem->datalen))
3860
3861 #define for_each_element_id(element, _id, data, datalen)                \
3862         for_each_element(element, data, datalen)                        \
3863                 if (element->id == (_id))
3864
3865 #define for_each_element_extid(element, extid, _data, _datalen)         \
3866         for_each_element(element, _data, _datalen)                      \
3867                 if (element->id == WLAN_EID_EXTENSION &&                \
3868                     element->datalen > 0 &&                             \
3869                     element->data[0] == (extid))
3870
3871 #define for_each_subelement(sub, element)                               \
3872         for_each_element(sub, (element)->data, (element)->datalen)
3873
3874 #define for_each_subelement_id(sub, id, element)                        \
3875         for_each_element_id(sub, id, (element)->data, (element)->datalen)
3876
3877 #define for_each_subelement_extid(sub, extid, element)                  \
3878         for_each_element_extid(sub, extid, (element)->data, (element)->datalen)
3879
3880 /* convert frequencies */
3881 #define MHZ_TO_KHZ(freq) ((freq) * 1000)
3882 #define KHZ_TO_MHZ(freq) ((freq) / 1000)
3883 #define PR_KHZ(f) KHZ_TO_MHZ(f), f % 1000
3884 #define KHZ_F "%d.%03d"
3885
3886 /* convert powers */
3887 #define DBI_TO_MBI(gain) ((gain) * 100)
3888 #define MBI_TO_DBI(gain) ((gain) / 100)
3889 #define DBM_TO_MBM(gain) ((gain) * 100)
3890 #define MBM_TO_DBM(gain) ((gain) / 100)
3891
3892 /**
3893  * for_each_element_completed - determine if element parsing consumed all data
3894  * @element: element pointer after for_each_element() or friends
3895  * @data: same data pointer as passed to for_each_element() or friends
3896  * @datalen: same data length as passed to for_each_element() or friends
3897  *
3898  * This function returns %true if all the data was parsed or considered
3899  * while walking the elements. Only use this if your for_each_element()
3900  * loop cannot be broken out of, otherwise it always returns %false.
3901  *
3902  * If some data was malformed, this returns %false since the last parsed
3903  * element will not fill the whole remaining data.
3904  */
3905 static inline bool for_each_element_completed(const struct element *element,
3906                                               const void *data, size_t datalen)
3907 {
3908         return (const u8 *)element == (const u8 *)data + datalen;
3909 }
3910
3911 /**
3912  * RSNX Capabilities:
3913  * bits 0-3: Field length (n-1)
3914  */
3915 #define WLAN_RSNX_CAPA_PROTECTED_TWT BIT(4)
3916 #define WLAN_RSNX_CAPA_SAE_H2E BIT(5)
3917
3918 /*
3919  * reduced neighbor report, based on Draft P802.11ax_D6.1,
3920  * section 9.4.2.170 and accepted contributions.
3921  */
3922 #define IEEE80211_AP_INFO_TBTT_HDR_TYPE                         0x03
3923 #define IEEE80211_AP_INFO_TBTT_HDR_FILTERED                     0x04
3924 #define IEEE80211_AP_INFO_TBTT_HDR_COLOC                        0x08
3925 #define IEEE80211_AP_INFO_TBTT_HDR_COUNT                        0xF0
3926 #define IEEE80211_TBTT_INFO_OFFSET_BSSID_BSS_PARAM              9
3927 #define IEEE80211_TBTT_INFO_OFFSET_BSSID_SSSID_BSS_PARAM        13
3928
3929 #define IEEE80211_RNR_TBTT_PARAMS_OCT_RECOMMENDED               0x01
3930 #define IEEE80211_RNR_TBTT_PARAMS_SAME_SSID                     0x02
3931 #define IEEE80211_RNR_TBTT_PARAMS_MULTI_BSSID                   0x04
3932 #define IEEE80211_RNR_TBTT_PARAMS_TRANSMITTED_BSSID             0x08
3933 #define IEEE80211_RNR_TBTT_PARAMS_COLOC_ESS                     0x10
3934 #define IEEE80211_RNR_TBTT_PARAMS_PROBE_ACTIVE                  0x20
3935 #define IEEE80211_RNR_TBTT_PARAMS_COLOC_AP                      0x40
3936
3937 struct ieee80211_neighbor_ap_info {
3938        u8 tbtt_info_hdr;
3939        u8 tbtt_info_len;
3940        u8 op_class;
3941        u8 channel;
3942 } __packed;
3943
3944 enum ieee80211_range_params_max_total_ltf {
3945         IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_4 = 0,
3946         IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_8,
3947         IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_16,
3948         IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_UNSPECIFIED,
3949 };
3950
3951 #endif /* __LINUX_IEEE80211_H */