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 - 2022 Intel Corporation
  13  */
  14
  15 #ifndef LINUX_IEEE80211_H
  16 #define LINUX_IEEE80211_H
  17
  18 #include <linux/types.h>
  19 #include <linux/if_ether.h>
  20 #include <linux/etherdevice.h>
  21 #include <linux/bitfield.h>
  22 #include <asm/byteorder.h>
  23 #include <asm/unaligned.h>
  24
  25 /*
  26  * DS bit usage
  27  *
  28  * TA = transmitter address
  29  * RA = receiver address
  30  * DA = destination address
  31  * SA = source address
  32  *
  33  * ToDS    FromDS  A1(RA)  A2(TA)  A3      A4      Use
  34  * -----------------------------------------------------------------
  35  *  0       0       DA      SA      BSSID   -       IBSS/DLS
  36  *  0       1       DA      BSSID   SA      -       AP -> STA
  37  *  1       0       BSSID   SA      DA      -       AP <- STA
  38  *  1       1       RA      TA      DA      SA      unspecified (WDS)
  39  */
  40
  41 #define FCS_LEN 4
  42
  43 #define IEEE80211_FCTL_VERS             0x0003
  44 #define IEEE80211_FCTL_FTYPE            0x000c
  45 #define IEEE80211_FCTL_STYPE            0x00f0
  46 #define IEEE80211_FCTL_TODS             0x0100
  47 #define IEEE80211_FCTL_FROMDS           0x0200
  48 #define IEEE80211_FCTL_MOREFRAGS        0x0400
  49 #define IEEE80211_FCTL_RETRY            0x0800
  50 #define IEEE80211_FCTL_PM               0x1000
  51 #define IEEE80211_FCTL_MOREDATA         0x2000
  52 #define IEEE80211_FCTL_PROTECTED        0x4000
  53 #define IEEE80211_FCTL_ORDER            0x8000
  54 #define IEEE80211_FCTL_CTL_EXT          0x0f00
  55
  56 #define IEEE80211_SCTL_FRAG             0x000F
  57 #define IEEE80211_SCTL_SEQ              0xFFF0
  58
  59 #define IEEE80211_FTYPE_MGMT            0x0000
  60 #define IEEE80211_FTYPE_CTL             0x0004
  61 #define IEEE80211_FTYPE_DATA            0x0008
  62 #define IEEE80211_FTYPE_EXT             0x000c
  63
  64 /* management */
  65 #define IEEE80211_STYPE_ASSOC_REQ       0x0000
  66 #define IEEE80211_STYPE_ASSOC_RESP      0x0010
  67 #define IEEE80211_STYPE_REASSOC_REQ     0x0020
  68 #define IEEE80211_STYPE_REASSOC_RESP    0x0030
  69 #define IEEE80211_STYPE_PROBE_REQ       0x0040
  70 #define IEEE80211_STYPE_PROBE_RESP      0x0050
  71 #define IEEE80211_STYPE_BEACON          0x0080
  72 #define IEEE80211_STYPE_ATIM            0x0090
  73 #define IEEE80211_STYPE_DISASSOC        0x00A0
  74 #define IEEE80211_STYPE_AUTH            0x00B0
  75 #define IEEE80211_STYPE_DEAUTH          0x00C0
  76 #define IEEE80211_STYPE_ACTION          0x00D0
  77
  78 /* control */
  79 #define IEEE80211_STYPE_CTL_EXT         0x0060
  80 #define IEEE80211_STYPE_BACK_REQ        0x0080
  81 #define IEEE80211_STYPE_BACK            0x0090
  82 #define IEEE80211_STYPE_PSPOLL          0x00A0
  83 #define IEEE80211_STYPE_RTS             0x00B0
  84 #define IEEE80211_STYPE_CTS             0x00C0
  85 #define IEEE80211_STYPE_ACK             0x00D0
  86 #define IEEE80211_STYPE_CFEND           0x00E0
  87 #define IEEE80211_STYPE_CFENDACK        0x00F0
  88
  89 /* data */
  90 #define IEEE80211_STYPE_DATA                    0x0000
  91 #define IEEE80211_STYPE_DATA_CFACK              0x0010
  92 #define IEEE80211_STYPE_DATA_CFPOLL             0x0020
  93 #define IEEE80211_STYPE_DATA_CFACKPOLL          0x0030
  94 #define IEEE80211_STYPE_NULLFUNC                0x0040
  95 #define IEEE80211_STYPE_CFACK                   0x0050
  96 #define IEEE80211_STYPE_CFPOLL                  0x0060
  97 #define IEEE80211_STYPE_CFACKPOLL               0x0070
  98 #define IEEE80211_STYPE_QOS_DATA                0x0080
  99 #define IEEE80211_STYPE_QOS_DATA_CFACK          0x0090
 100 #define IEEE80211_STYPE_QOS_DATA_CFPOLL         0x00A0
 101 #define IEEE80211_STYPE_QOS_DATA_CFACKPOLL      0x00B0
 102 #define IEEE80211_STYPE_QOS_NULLFUNC            0x00C0
 103 #define IEEE80211_STYPE_QOS_CFACK               0x00D0
 104 #define IEEE80211_STYPE_QOS_CFPOLL              0x00E0
 105 #define IEEE80211_STYPE_QOS_CFACKPOLL           0x00F0
 106
 107 /* extension, added by 802.11ad */
 108 #define IEEE80211_STYPE_DMG_BEACON              0x0000
 109 #define IEEE80211_STYPE_S1G_BEACON              0x0010
 110
 111 /* bits unique to S1G beacon */
 112 #define IEEE80211_S1G_BCN_NEXT_TBTT     0x100
 113
 114 /* see 802.11ah-2016 9.9 NDP CMAC frames */
 115 #define IEEE80211_S1G_1MHZ_NDP_BITS     25
 116 #define IEEE80211_S1G_1MHZ_NDP_BYTES    4
 117 #define IEEE80211_S1G_2MHZ_NDP_BITS     37
 118 #define IEEE80211_S1G_2MHZ_NDP_BYTES    5
 119
 120 #define IEEE80211_NDP_FTYPE_CTS                 0
 121 #define IEEE80211_NDP_FTYPE_CF_END              0
 122 #define IEEE80211_NDP_FTYPE_PS_POLL             1
 123 #define IEEE80211_NDP_FTYPE_ACK                 2
 124 #define IEEE80211_NDP_FTYPE_PS_POLL_ACK         3
 125 #define IEEE80211_NDP_FTYPE_BA                  4
 126 #define IEEE80211_NDP_FTYPE_BF_REPORT_POLL      5
 127 #define IEEE80211_NDP_FTYPE_PAGING              6
 128 #define IEEE80211_NDP_FTYPE_PREQ                7
 129
 130 #define SM64(f, v)      ((((u64)v) << f##_S) & f)
 131
 132 /* NDP CMAC frame fields */
 133 #define IEEE80211_NDP_FTYPE                    0x0000000000000007
 134 #define IEEE80211_NDP_FTYPE_S                  0x0000000000000000
 135
 136 /* 1M Probe Request 11ah 9.9.3.1.1 */
 137 #define IEEE80211_NDP_1M_PREQ_ANO      0x0000000000000008
 138 #define IEEE80211_NDP_1M_PREQ_ANO_S                     3
 139 #define IEEE80211_NDP_1M_PREQ_CSSID    0x00000000000FFFF0
 140 #define IEEE80211_NDP_1M_PREQ_CSSID_S                   4
 141 #define IEEE80211_NDP_1M_PREQ_RTYPE    0x0000000000100000
 142 #define IEEE80211_NDP_1M_PREQ_RTYPE_S                  20
 143 #define IEEE80211_NDP_1M_PREQ_RSV      0x0000000001E00000
 144 #define IEEE80211_NDP_1M_PREQ_RSV      0x0000000001E00000
 145 /* 2M Probe Request 11ah 9.9.3.1.2 */
 146 #define IEEE80211_NDP_2M_PREQ_ANO      0x0000000000000008
 147 #define IEEE80211_NDP_2M_PREQ_ANO_S                     3
 148 #define IEEE80211_NDP_2M_PREQ_CSSID    0x0000000FFFFFFFF0
 149 #define IEEE80211_NDP_2M_PREQ_CSSID_S                   4
 150 #define IEEE80211_NDP_2M_PREQ_RTYPE    0x0000001000000000
 151 #define IEEE80211_NDP_2M_PREQ_RTYPE_S                  36
 152
 153 #define IEEE80211_ANO_NETTYPE_WILD              15
 154
 155 /* bits unique to S1G beacon */
 156 #define IEEE80211_S1G_BCN_NEXT_TBTT    0x100
 157
 158 /* control extension - for IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTL_EXT */
 159 #define IEEE80211_CTL_EXT_POLL          0x2000
 160 #define IEEE80211_CTL_EXT_SPR           0x3000
 161 #define IEEE80211_CTL_EXT_GRANT 0x4000
 162 #define IEEE80211_CTL_EXT_DMG_CTS       0x5000
 163 #define IEEE80211_CTL_EXT_DMG_DTS       0x6000
 164 #define IEEE80211_CTL_EXT_SSW           0x8000
 165 #define IEEE80211_CTL_EXT_SSW_FBACK     0x9000
 166 #define IEEE80211_CTL_EXT_SSW_ACK       0xa000
 167
 168
 169 #define IEEE80211_SN_MASK               ((IEEE80211_SCTL_SEQ) >> 4)
 170 #define IEEE80211_MAX_SN                IEEE80211_SN_MASK
 171 #define IEEE80211_SN_MODULO             (IEEE80211_MAX_SN + 1)
 172
 173
 174 /* PV1 Layout 11ah 9.8.3.1 */
 175 #define IEEE80211_PV1_FCTL_VERS         0x0003
 176 #define IEEE80211_PV1_FCTL_FTYPE        0x001c
 177 #define IEEE80211_PV1_FCTL_STYPE        0x00e0
 178 #define IEEE80211_PV1_FCTL_TODS         0x0100
 179 #define IEEE80211_PV1_FCTL_MOREFRAGS    0x0200
 180 #define IEEE80211_PV1_FCTL_PM           0x0400
 181 #define IEEE80211_PV1_FCTL_MOREDATA     0x0800
 182 #define IEEE80211_PV1_FCTL_PROTECTED    0x1000
 183 #define IEEE80211_PV1_FCTL_END_SP       0x2000
 184 #define IEEE80211_PV1_FCTL_RELAYED      0x4000
 185 #define IEEE80211_PV1_FCTL_ACK_POLICY   0x8000
 186 #define IEEE80211_PV1_FCTL_CTL_EXT      0x0f00
 187
 188 static inline bool ieee80211_sn_less(u16 sn1, u16 sn2)
 189 {
 190         return ((sn1 - sn2) & IEEE80211_SN_MASK) > (IEEE80211_SN_MODULO >> 1);
 191 }
 192
 193 static inline u16 ieee80211_sn_add(u16 sn1, u16 sn2)
 194 {
 195         return (sn1 + sn2) & IEEE80211_SN_MASK;
 196 }
 197
 198 static inline u16 ieee80211_sn_inc(u16 sn)
 199 {
 200         return ieee80211_sn_add(sn, 1);
 201 }
 202
 203 static inline u16 ieee80211_sn_sub(u16 sn1, u16 sn2)
 204 {
 205         return (sn1 - sn2) & IEEE80211_SN_MASK;
 206 }
 207
 208 #define IEEE80211_SEQ_TO_SN(seq)        (((seq) & IEEE80211_SCTL_SEQ) >> 4)
 209 #define IEEE80211_SN_TO_SEQ(ssn)        (((ssn) << 4) & IEEE80211_SCTL_SEQ)
 210
 211 /* miscellaneous IEEE 802.11 constants */
 212 #define IEEE80211_MAX_FRAG_THRESHOLD    2352
 213 #define IEEE80211_MAX_RTS_THRESHOLD     2353
 214 #define IEEE80211_MAX_AID               2007
 215 #define IEEE80211_MAX_AID_S1G           8191
 216 #define IEEE80211_MAX_TIM_LEN           251
 217 #define IEEE80211_MAX_MESH_PEERINGS     63
 218 /* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
 219    6.2.1.1.2.
 220
 221    802.11e clarifies the figure in section 7.1.2. The frame body is
 222    up to 2304 octets long (maximum MSDU size) plus any crypt overhead. */
 223 #define IEEE80211_MAX_DATA_LEN          2304
 224 /* 802.11ad extends maximum MSDU size for DMG (freq > 40Ghz) networks
 225  * to 7920 bytes, see 8.2.3 General frame format
 226  */
 227 #define IEEE80211_MAX_DATA_LEN_DMG      7920
 228 /* 30 byte 4 addr hdr, 2 byte QoS, 2304 byte MSDU, 12 byte crypt, 4 byte FCS */
 229 #define IEEE80211_MAX_FRAME_LEN         2352
 230
 231 /* Maximal size of an A-MSDU that can be transported in a HT BA session */
 232 #define IEEE80211_MAX_MPDU_LEN_HT_BA            4095
 233
 234 /* Maximal size of an A-MSDU */
 235 #define IEEE80211_MAX_MPDU_LEN_HT_3839          3839
 236 #define IEEE80211_MAX_MPDU_LEN_HT_7935          7935
 237
 238 #define IEEE80211_MAX_MPDU_LEN_VHT_3895         3895
 239 #define IEEE80211_MAX_MPDU_LEN_VHT_7991         7991
 240 #define IEEE80211_MAX_MPDU_LEN_VHT_11454        11454
 241
 242 #define IEEE80211_MAX_SSID_LEN          32
 243
 244 #define IEEE80211_MAX_MESH_ID_LEN       32
 245
 246 #define IEEE80211_FIRST_TSPEC_TSID      8
 247 #define IEEE80211_NUM_TIDS              16
 248
 249 /* number of user priorities 802.11 uses */
 250 #define IEEE80211_NUM_UPS               8
 251 /* number of ACs */
 252 #define IEEE80211_NUM_ACS               4
 253
 254 #define IEEE80211_QOS_CTL_LEN           2
 255 /* 1d tag mask */
 256 #define IEEE80211_QOS_CTL_TAG1D_MASK            0x0007
 257 /* TID mask */
 258 #define IEEE80211_QOS_CTL_TID_MASK              0x000f
 259 /* EOSP */
 260 #define IEEE80211_QOS_CTL_EOSP                  0x0010
 261 /* ACK policy */
 262 #define IEEE80211_QOS_CTL_ACK_POLICY_NORMAL     0x0000
 263 #define IEEE80211_QOS_CTL_ACK_POLICY_NOACK      0x0020
 264 #define IEEE80211_QOS_CTL_ACK_POLICY_NO_EXPL    0x0040
 265 #define IEEE80211_QOS_CTL_ACK_POLICY_BLOCKACK   0x0060
 266 #define IEEE80211_QOS_CTL_ACK_POLICY_MASK       0x0060
 267 /* A-MSDU 802.11n */
 268 #define IEEE80211_QOS_CTL_A_MSDU_PRESENT        0x0080
 269 /* Mesh Control 802.11s */
 270 #define IEEE80211_QOS_CTL_MESH_CONTROL_PRESENT  0x0100
 271
 272 /* Mesh Power Save Level */
 273 #define IEEE80211_QOS_CTL_MESH_PS_LEVEL         0x0200
 274 /* Mesh Receiver Service Period Initiated */
 275 #define IEEE80211_QOS_CTL_RSPI                  0x0400
 276
 277 /* U-APSD queue for WMM IEs sent by AP */
 278 #define IEEE80211_WMM_IE_AP_QOSINFO_UAPSD       (1<<7)
 279 #define IEEE80211_WMM_IE_AP_QOSINFO_PARAM_SET_CNT_MASK  0x0f
 280
 281 /* U-APSD queues for WMM IEs sent by STA */
 282 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_VO      (1<<0)
 283 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_VI      (1<<1)
 284 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_BK      (1<<2)
 285 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_BE      (1<<3)
 286 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_MASK    0x0f
 287
 288 /* U-APSD max SP length for WMM IEs sent by STA */
 289 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL     0x00
 290 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_2       0x01
 291 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_4       0x02
 292 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_6       0x03
 293 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_MASK    0x03
 294 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_SHIFT   5
 295
 296 #define IEEE80211_HT_CTL_LEN            4
 297
 298 struct ieee80211_hdr {
 299         __le16 frame_control;
 300         __le16 duration_id;
 301         u8 addr1[ETH_ALEN];
 302         u8 addr2[ETH_ALEN];
 303         u8 addr3[ETH_ALEN];
 304         __le16 seq_ctrl;
 305         u8 addr4[ETH_ALEN];
 306 } __packed __aligned(2);
 307
 308 struct ieee80211_hdr_3addr {
 309         __le16 frame_control;
 310         __le16 duration_id;
 311         u8 addr1[ETH_ALEN];
 312         u8 addr2[ETH_ALEN];
 313         u8 addr3[ETH_ALEN];
 314         __le16 seq_ctrl;
 315 } __packed __aligned(2);
 316
 317 struct ieee80211_qos_hdr {
 318         __le16 frame_control;
 319         __le16 duration_id;
 320         u8 addr1[ETH_ALEN];
 321         u8 addr2[ETH_ALEN];
 322         u8 addr3[ETH_ALEN];
 323         __le16 seq_ctrl;
 324         __le16 qos_ctrl;
 325 } __packed __aligned(2);
 326
 327 /**
 328  * ieee80211_has_tods - check if IEEE80211_FCTL_TODS is set
 329  * @fc: frame control bytes in little-endian byteorder
 330  */
 331 static inline bool ieee80211_has_tods(__le16 fc)
 332 {
 333         return (fc & cpu_to_le16(IEEE80211_FCTL_TODS)) != 0;
 334 }
 335
 336 /**
 337  * ieee80211_has_fromds - check if IEEE80211_FCTL_FROMDS is set
 338  * @fc: frame control bytes in little-endian byteorder
 339  */
 340 static inline bool ieee80211_has_fromds(__le16 fc)
 341 {
 342         return (fc & cpu_to_le16(IEEE80211_FCTL_FROMDS)) != 0;
 343 }
 344
 345 /**
 346  * ieee80211_has_a4 - check if IEEE80211_FCTL_TODS and IEEE80211_FCTL_FROMDS are set
 347  * @fc: frame control bytes in little-endian byteorder
 348  */
 349 static inline bool ieee80211_has_a4(__le16 fc)
 350 {
 351         __le16 tmp = cpu_to_le16(IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS);
 352         return (fc & tmp) == tmp;
 353 }
 354
 355 /**
 356  * ieee80211_has_morefrags - check if IEEE80211_FCTL_MOREFRAGS is set
 357  * @fc: frame control bytes in little-endian byteorder
 358  */
 359 static inline bool ieee80211_has_morefrags(__le16 fc)
 360 {
 361         return (fc & cpu_to_le16(IEEE80211_FCTL_MOREFRAGS)) != 0;
 362 }
 363
 364 /**
 365  * ieee80211_has_retry - check if IEEE80211_FCTL_RETRY is set
 366  * @fc: frame control bytes in little-endian byteorder
 367  */
 368 static inline bool ieee80211_has_retry(__le16 fc)
 369 {
 370         return (fc & cpu_to_le16(IEEE80211_FCTL_RETRY)) != 0;
 371 }
 372
 373 /**
 374  * ieee80211_has_pm - check if IEEE80211_FCTL_PM is set
 375  * @fc: frame control bytes in little-endian byteorder
 376  */
 377 static inline bool ieee80211_has_pm(__le16 fc)
 378 {
 379         return (fc & cpu_to_le16(IEEE80211_FCTL_PM)) != 0;
 380 }
 381
 382 /**
 383  * ieee80211_has_moredata - check if IEEE80211_FCTL_MOREDATA is set
 384  * @fc: frame control bytes in little-endian byteorder
 385  */
 386 static inline bool ieee80211_has_moredata(__le16 fc)
 387 {
 388         return (fc & cpu_to_le16(IEEE80211_FCTL_MOREDATA)) != 0;
 389 }
 390
 391 /**
 392  * ieee80211_has_protected - check if IEEE80211_FCTL_PROTECTED is set
 393  * @fc: frame control bytes in little-endian byteorder
 394  */
 395 static inline bool ieee80211_has_protected(__le16 fc)
 396 {
 397         return (fc & cpu_to_le16(IEEE80211_FCTL_PROTECTED)) != 0;
 398 }
 399
 400 /**
 401  * ieee80211_has_order - check if IEEE80211_FCTL_ORDER is set
 402  * @fc: frame control bytes in little-endian byteorder
 403  */
 404 static inline bool ieee80211_has_order(__le16 fc)
 405 {
 406         return (fc & cpu_to_le16(IEEE80211_FCTL_ORDER)) != 0;
 407 }
 408
 409 /**
 410  * ieee80211_is_mgmt - check if type is IEEE80211_FTYPE_MGMT
 411  * @fc: frame control bytes in little-endian byteorder
 412  */
 413 static inline bool ieee80211_is_mgmt(__le16 fc)
 414 {
 415         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
 416                cpu_to_le16(IEEE80211_FTYPE_MGMT);
 417 }
 418
 419 /**
 420  * ieee80211_is_ctl - check if type is IEEE80211_FTYPE_CTL
 421  * @fc: frame control bytes in little-endian byteorder
 422  */
 423 static inline bool ieee80211_is_ctl(__le16 fc)
 424 {
 425         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
 426                cpu_to_le16(IEEE80211_FTYPE_CTL);
 427 }
 428
 429 /**
 430  * ieee80211_is_data - check if type is IEEE80211_FTYPE_DATA
 431  * @fc: frame control bytes in little-endian byteorder
 432  */
 433 static inline bool ieee80211_is_data(__le16 fc)
 434 {
 435         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
 436                cpu_to_le16(IEEE80211_FTYPE_DATA);
 437 }
 438
 439 /**
 440  * ieee80211_is_ext - check if type is IEEE80211_FTYPE_EXT
 441  * @fc: frame control bytes in little-endian byteorder
 442  */
 443 static inline bool ieee80211_is_ext(__le16 fc)
 444 {
 445         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
 446                cpu_to_le16(IEEE80211_FTYPE_EXT);
 447 }
 448
 449
 450 /**
 451  * ieee80211_is_data_qos - check if type is IEEE80211_FTYPE_DATA and IEEE80211_STYPE_QOS_DATA is set
 452  * @fc: frame control bytes in little-endian byteorder
 453  */
 454 static inline bool ieee80211_is_data_qos(__le16 fc)
 455 {
 456         /*
 457          * mask with QOS_DATA rather than IEEE80211_FCTL_STYPE as we just need
 458          * to check the one bit
 459          */
 460         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_STYPE_QOS_DATA)) ==
 461                cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_DATA);
 462 }
 463
 464 /**
 465  * ieee80211_is_data_present - check if type is IEEE80211_FTYPE_DATA and has data
 466  * @fc: frame control bytes in little-endian byteorder
 467  */
 468 static inline bool ieee80211_is_data_present(__le16 fc)
 469 {
 470         /*
 471          * mask with 0x40 and test that that bit is clear to only return true
 472          * for the data-containing substypes.
 473          */
 474         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | 0x40)) ==
 475                cpu_to_le16(IEEE80211_FTYPE_DATA);
 476 }
 477
 478 /**
 479  * ieee80211_is_assoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_REQ
 480  * @fc: frame control bytes in little-endian byteorder
 481  */
 482 static inline bool ieee80211_is_assoc_req(__le16 fc)
 483 {
 484         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 485                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_REQ);
 486 }
 487
 488 /**
 489  * ieee80211_is_assoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_RESP
 490  * @fc: frame control bytes in little-endian byteorder
 491  */
 492 static inline bool ieee80211_is_assoc_resp(__le16 fc)
 493 {
 494         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 495                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_RESP);
 496 }
 497
 498 /**
 499  * ieee80211_is_reassoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_REQ
 500  * @fc: frame control bytes in little-endian byteorder
 501  */
 502 static inline bool ieee80211_is_reassoc_req(__le16 fc)
 503 {
 504         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 505                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_REQ);
 506 }
 507
 508 /**
 509  * ieee80211_is_reassoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_RESP
 510  * @fc: frame control bytes in little-endian byteorder
 511  */
 512 static inline bool ieee80211_is_reassoc_resp(__le16 fc)
 513 {
 514         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 515                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_RESP);
 516 }
 517
 518 /**
 519  * ieee80211_is_probe_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_REQ
 520  * @fc: frame control bytes in little-endian byteorder
 521  */
 522 static inline bool ieee80211_is_probe_req(__le16 fc)
 523 {
 524         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 525                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ);
 526 }
 527
 528 /**
 529  * ieee80211_is_probe_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_RESP
 530  * @fc: frame control bytes in little-endian byteorder
 531  */
 532 static inline bool ieee80211_is_probe_resp(__le16 fc)
 533 {
 534         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 535                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_RESP);
 536 }
 537
 538 /**
 539  * ieee80211_is_beacon - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_BEACON
 540  * @fc: frame control bytes in little-endian byteorder
 541  */
 542 static inline bool ieee80211_is_beacon(__le16 fc)
 543 {
 544         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 545                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_BEACON);
 546 }
 547
 548 /**
 549  * ieee80211_is_s1g_beacon - check if IEEE80211_FTYPE_EXT &&
 550  * IEEE80211_STYPE_S1G_BEACON
 551  * @fc: frame control bytes in little-endian byteorder
 552  */
 553 static inline bool ieee80211_is_s1g_beacon(__le16 fc)
 554 {
 555         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE |
 556                                  IEEE80211_FCTL_STYPE)) ==
 557                cpu_to_le16(IEEE80211_FTYPE_EXT | IEEE80211_STYPE_S1G_BEACON);
 558 }
 559
 560 /**
 561  * ieee80211_next_tbtt_present - check if IEEE80211_FTYPE_EXT &&
 562  * IEEE80211_STYPE_S1G_BEACON && IEEE80211_S1G_BCN_NEXT_TBTT
 563  * @fc: frame control bytes in little-endian byteorder
 564  */
 565 static inline bool ieee80211_next_tbtt_present(__le16 fc)
 566 {
 567         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 568                cpu_to_le16(IEEE80211_FTYPE_EXT | IEEE80211_STYPE_S1G_BEACON) &&
 569                fc & cpu_to_le16(IEEE80211_S1G_BCN_NEXT_TBTT);
 570 }
 571
 572 /**
 573  * ieee80211_is_s1g_short_beacon - check if next tbtt present bit is set. Only
 574  * true for S1G beacons when they're short.
 575  * @fc: frame control bytes in little-endian byteorder
 576  */
 577 static inline bool ieee80211_is_s1g_short_beacon(__le16 fc)
 578 {
 579         return ieee80211_is_s1g_beacon(fc) && ieee80211_next_tbtt_present(fc);
 580 }
 581
 582 /**
 583  * ieee80211_is_atim - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ATIM
 584  * @fc: frame control bytes in little-endian byteorder
 585  */
 586 static inline bool ieee80211_is_atim(__le16 fc)
 587 {
 588         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 589                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ATIM);
 590 }
 591
 592 /**
 593  * ieee80211_is_disassoc - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DISASSOC
 594  * @fc: frame control bytes in little-endian byteorder
 595  */
 596 static inline bool ieee80211_is_disassoc(__le16 fc)
 597 {
 598         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 599                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DISASSOC);
 600 }
 601
 602 /**
 603  * ieee80211_is_auth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_AUTH
 604  * @fc: frame control bytes in little-endian byteorder
 605  */
 606 static inline bool ieee80211_is_auth(__le16 fc)
 607 {
 608         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 609                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_AUTH);
 610 }
 611
 612 /**
 613  * ieee80211_is_deauth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DEAUTH
 614  * @fc: frame control bytes in little-endian byteorder
 615  */
 616 static inline bool ieee80211_is_deauth(__le16 fc)
 617 {
 618         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 619                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DEAUTH);
 620 }
 621
 622 /**
 623  * ieee80211_is_action - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ACTION
 624  * @fc: frame control bytes in little-endian byteorder
 625  */
 626 static inline bool ieee80211_is_action(__le16 fc)
 627 {
 628         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 629                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ACTION);
 630 }
 631
 632 /**
 633  * ieee80211_is_back_req - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK_REQ
 634  * @fc: frame control bytes in little-endian byteorder
 635  */
 636 static inline bool ieee80211_is_back_req(__le16 fc)
 637 {
 638         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 639                cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK_REQ);
 640 }
 641
 642 /**
 643  * ieee80211_is_back - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK
 644  * @fc: frame control bytes in little-endian byteorder
 645  */
 646 static inline bool ieee80211_is_back(__le16 fc)
 647 {
 648         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 649                cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK);
 650 }
 651
 652 /**
 653  * ieee80211_is_pspoll - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_PSPOLL
 654  * @fc: frame control bytes in little-endian byteorder
 655  */
 656 static inline bool ieee80211_is_pspoll(__le16 fc)
 657 {
 658         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 659                cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_PSPOLL);
 660 }
 661
 662 /**
 663  * ieee80211_is_rts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_RTS
 664  * @fc: frame control bytes in little-endian byteorder
 665  */
 666 static inline bool ieee80211_is_rts(__le16 fc)
 667 {
 668         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 669                cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_RTS);
 670 }
 671
 672 /**
 673  * ieee80211_is_cts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CTS
 674  * @fc: frame control bytes in little-endian byteorder
 675  */
 676 static inline bool ieee80211_is_cts(__le16 fc)
 677 {
 678         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 679                cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTS);
 680 }
 681
 682 /**
 683  * ieee80211_is_ack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_ACK
 684  * @fc: frame control bytes in little-endian byteorder
 685  */
 686 static inline bool ieee80211_is_ack(__le16 fc)
 687 {
 688         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 689                cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_ACK);
 690 }
 691
 692 /**
 693  * ieee80211_is_cfend - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFEND
 694  * @fc: frame control bytes in little-endian byteorder
 695  */
 696 static inline bool ieee80211_is_cfend(__le16 fc)
 697 {
 698         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 699                cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFEND);
 700 }
 701
 702 /**
 703  * ieee80211_is_cfendack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFENDACK
 704  * @fc: frame control bytes in little-endian byteorder
 705  */
 706 static inline bool ieee80211_is_cfendack(__le16 fc)
 707 {
 708         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 709                cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFENDACK);
 710 }
 711
 712 /**
 713  * ieee80211_is_nullfunc - check if frame is a regular (non-QoS) nullfunc frame
 714  * @fc: frame control bytes in little-endian byteorder
 715  */
 716 static inline bool ieee80211_is_nullfunc(__le16 fc)
 717 {
 718         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 719                cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_NULLFUNC);
 720 }
 721
 722 /**
 723  * ieee80211_is_qos_nullfunc - check if frame is a QoS nullfunc frame
 724  * @fc: frame control bytes in little-endian byteorder
 725  */
 726 static inline bool ieee80211_is_qos_nullfunc(__le16 fc)
 727 {
 728         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 729                cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_NULLFUNC);
 730 }
 731
 732 /**
 733  * ieee80211_is_any_nullfunc - check if frame is regular or QoS nullfunc frame
 734  * @fc: frame control bytes in little-endian byteorder
 735  */
 736 static inline bool ieee80211_is_any_nullfunc(__le16 fc)
 737 {
 738         return (ieee80211_is_nullfunc(fc) || ieee80211_is_qos_nullfunc(fc));
 739 }
 740
 741 /**
 742  * ieee80211_is_bufferable_mmpdu - check if frame is bufferable MMPDU
 743  * @fc: frame control field in little-endian byteorder
 744  */
 745 static inline bool ieee80211_is_bufferable_mmpdu(__le16 fc)
 746 {
 747         /* IEEE 802.11-2012, definition of "bufferable management frame";
 748          * note that this ignores the IBSS special case. */
 749         return ieee80211_is_mgmt(fc) &&
 750                (ieee80211_is_action(fc) ||
 751                 ieee80211_is_disassoc(fc) ||
 752                 ieee80211_is_deauth(fc));
 753 }
 754
 755 /**
 756  * ieee80211_is_first_frag - check if IEEE80211_SCTL_FRAG is not set
 757  * @seq_ctrl: frame sequence control bytes in little-endian byteorder
 758  */
 759 static inline bool ieee80211_is_first_frag(__le16 seq_ctrl)
 760 {
 761         return (seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG)) == 0;
 762 }
 763
 764 /**
 765  * ieee80211_is_frag - check if a frame is a fragment
 766  * @hdr: 802.11 header of the frame
 767  */
 768 static inline bool ieee80211_is_frag(struct ieee80211_hdr *hdr)
 769 {
 770         return ieee80211_has_morefrags(hdr->frame_control) ||
 771                hdr->seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG);
 772 }
 773
 774 struct ieee80211s_hdr {
 775         u8 flags;
 776         u8 ttl;
 777         __le32 seqnum;
 778         u8 eaddr1[ETH_ALEN];
 779         u8 eaddr2[ETH_ALEN];
 780 } __packed __aligned(2);
 781
 782 /* Mesh flags */
 783 #define MESH_FLAGS_AE_A4        0x1
 784 #define MESH_FLAGS_AE_A5_A6     0x2
 785 #define MESH_FLAGS_AE           0x3
 786 #define MESH_FLAGS_PS_DEEP      0x4
 787
 788 /**
 789  * enum ieee80211_preq_flags - mesh PREQ element flags
 790  *
 791  * @IEEE80211_PREQ_PROACTIVE_PREP_FLAG: proactive PREP subfield
 792  */
 793 enum ieee80211_preq_flags {
 794         IEEE80211_PREQ_PROACTIVE_PREP_FLAG      = 1<<2,
 795 };
 796
 797 /**
 798  * enum ieee80211_preq_target_flags - mesh PREQ element per target flags
 799  *
 800  * @IEEE80211_PREQ_TO_FLAG: target only subfield
 801  * @IEEE80211_PREQ_USN_FLAG: unknown target HWMP sequence number subfield
 802  */
 803 enum ieee80211_preq_target_flags {
 804         IEEE80211_PREQ_TO_FLAG  = 1<<0,
 805         IEEE80211_PREQ_USN_FLAG = 1<<2,
 806 };
 807
 808 /**
 809  * struct ieee80211_quiet_ie
 810  *
 811  * This structure refers to "Quiet information element"
 812  */
 813 struct ieee80211_quiet_ie {
 814         u8 count;
 815         u8 period;
 816         __le16 duration;
 817         __le16 offset;
 818 } __packed;
 819
 820 /**
 821  * struct ieee80211_msrment_ie
 822  *
 823  * This structure refers to "Measurement Request/Report information element"
 824  */
 825 struct ieee80211_msrment_ie {
 826         u8 token;
 827         u8 mode;
 828         u8 type;
 829         u8 request[];
 830 } __packed;
 831
 832 /**
 833  * struct ieee80211_channel_sw_ie
 834  *
 835  * This structure refers to "Channel Switch Announcement information element"
 836  */
 837 struct ieee80211_channel_sw_ie {
 838         u8 mode;
 839         u8 new_ch_num;
 840         u8 count;
 841 } __packed;
 842
 843 /**
 844  * struct ieee80211_ext_chansw_ie
 845  *
 846  * This structure represents the "Extended Channel Switch Announcement element"
 847  */
 848 struct ieee80211_ext_chansw_ie {
 849         u8 mode;
 850         u8 new_operating_class;
 851         u8 new_ch_num;
 852         u8 count;
 853 } __packed;
 854
 855 /**
 856  * struct ieee80211_sec_chan_offs_ie - secondary channel offset IE
 857  * @sec_chan_offs: secondary channel offset, uses IEEE80211_HT_PARAM_CHA_SEC_*
 858  *      values here
 859  * This structure represents the "Secondary Channel Offset element"
 860  */
 861 struct ieee80211_sec_chan_offs_ie {
 862         u8 sec_chan_offs;
 863 } __packed;
 864
 865 /**
 866  * struct ieee80211_mesh_chansw_params_ie - mesh channel switch parameters IE
 867  *
 868  * This structure represents the "Mesh Channel Switch Paramters element"
 869  */
 870 struct ieee80211_mesh_chansw_params_ie {
 871         u8 mesh_ttl;
 872         u8 mesh_flags;
 873         __le16 mesh_reason;
 874         __le16 mesh_pre_value;
 875 } __packed;
 876
 877 /**
 878  * struct ieee80211_wide_bw_chansw_ie - wide bandwidth channel switch IE
 879  */
 880 struct ieee80211_wide_bw_chansw_ie {
 881         u8 new_channel_width;
 882         u8 new_center_freq_seg0, new_center_freq_seg1;
 883 } __packed;
 884
 885 /**
 886  * struct ieee80211_tim
 887  *
 888  * This structure refers to "Traffic Indication Map information element"
 889  */
 890 struct ieee80211_tim_ie {
 891         u8 dtim_count;
 892         u8 dtim_period;
 893         u8 bitmap_ctrl;
 894         /* variable size: 1 - 251 bytes */
 895         u8 virtual_map[1];
 896 } __packed;
 897
 898 /**
 899  * struct ieee80211_meshconf_ie
 900  *
 901  * This structure refers to "Mesh Configuration information element"
 902  */
 903 struct ieee80211_meshconf_ie {
 904         u8 meshconf_psel;
 905         u8 meshconf_pmetric;
 906         u8 meshconf_congest;
 907         u8 meshconf_synch;
 908         u8 meshconf_auth;
 909         u8 meshconf_form;
 910         u8 meshconf_cap;
 911 } __packed;
 912
 913 /**
 914  * enum mesh_config_capab_flags - Mesh Configuration IE capability field flags
 915  *
 916  * @IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS: STA is willing to establish
 917  *      additional mesh peerings with other mesh STAs
 918  * @IEEE80211_MESHCONF_CAPAB_FORWARDING: the STA forwards MSDUs
 919  * @IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING: TBTT adjustment procedure
 920  *      is ongoing
 921  * @IEEE80211_MESHCONF_CAPAB_POWER_SAVE_LEVEL: STA is in deep sleep mode or has
 922  *      neighbors in deep sleep mode
 923  */
 924 enum mesh_config_capab_flags {
 925         IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS          = 0x01,
 926         IEEE80211_MESHCONF_CAPAB_FORWARDING             = 0x08,
 927         IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING         = 0x20,
 928         IEEE80211_MESHCONF_CAPAB_POWER_SAVE_LEVEL       = 0x40,
 929 };
 930
 931 #define IEEE80211_MESHCONF_FORM_CONNECTED_TO_GATE 0x1
 932
 933 /**
 934  * mesh channel switch parameters element's flag indicator
 935  *
 936  */
 937 #define WLAN_EID_CHAN_SWITCH_PARAM_TX_RESTRICT BIT(0)
 938 #define WLAN_EID_CHAN_SWITCH_PARAM_INITIATOR BIT(1)
 939 #define WLAN_EID_CHAN_SWITCH_PARAM_REASON BIT(2)
 940
 941 /**
 942  * struct ieee80211_rann_ie
 943  *
 944  * This structure refers to "Root Announcement information element"
 945  */
 946 struct ieee80211_rann_ie {
 947         u8 rann_flags;
 948         u8 rann_hopcount;
 949         u8 rann_ttl;
 950         u8 rann_addr[ETH_ALEN];
 951         __le32 rann_seq;
 952         __le32 rann_interval;
 953         __le32 rann_metric;
 954 } __packed;
 955
 956 enum ieee80211_rann_flags {
 957         RANN_FLAG_IS_GATE = 1 << 0,
 958 };
 959
 960 enum ieee80211_ht_chanwidth_values {
 961         IEEE80211_HT_CHANWIDTH_20MHZ = 0,
 962         IEEE80211_HT_CHANWIDTH_ANY = 1,
 963 };
 964
 965 /**
 966  * enum ieee80211_opmode_bits - VHT operating mode field bits
 967  * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK: channel width mask
 968  * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ: 20 MHz channel width
 969  * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ: 40 MHz channel width
 970  * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ: 80 MHz channel width
 971  * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ: 160 MHz or 80+80 MHz channel width
 972  * @IEEE80211_OPMODE_NOTIF_BW_160_80P80: 160 / 80+80 MHz indicator flag
 973  * @IEEE80211_OPMODE_NOTIF_RX_NSS_MASK: number of spatial streams mask
 974  *      (the NSS value is the value of this field + 1)
 975  * @IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT: number of spatial streams shift
 976  * @IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF: indicates streams in SU-MIMO PPDU
 977  *      using a beamforming steering matrix
 978  */
 979 enum ieee80211_vht_opmode_bits {
 980         IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK   = 0x03,
 981         IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ  = 0,
 982         IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ  = 1,
 983         IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ  = 2,
 984         IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ = 3,
 985         IEEE80211_OPMODE_NOTIF_BW_160_80P80     = 0x04,
 986         IEEE80211_OPMODE_NOTIF_RX_NSS_MASK      = 0x70,
 987         IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT     = 4,
 988         IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF   = 0x80,
 989 };
 990
 991 /**
 992  * enum ieee80211_s1g_chanwidth
 993  * These are defined in IEEE802.11-2016ah Table 10-20
 994  * as BSS Channel Width
 995  *
 996  * @IEEE80211_S1G_CHANWIDTH_1MHZ: 1MHz operating channel
 997  * @IEEE80211_S1G_CHANWIDTH_2MHZ: 2MHz operating channel
 998  * @IEEE80211_S1G_CHANWIDTH_4MHZ: 4MHz operating channel
 999  * @IEEE80211_S1G_CHANWIDTH_8MHZ: 8MHz operating channel
1000  * @IEEE80211_S1G_CHANWIDTH_16MHZ: 16MHz operating channel
1001  */
1002 enum ieee80211_s1g_chanwidth {
1003         IEEE80211_S1G_CHANWIDTH_1MHZ = 0,
1004         IEEE80211_S1G_CHANWIDTH_2MHZ = 1,
1005         IEEE80211_S1G_CHANWIDTH_4MHZ = 3,
1006         IEEE80211_S1G_CHANWIDTH_8MHZ = 7,
1007         IEEE80211_S1G_CHANWIDTH_16MHZ = 15,
1008 };
1009
1010 #define WLAN_SA_QUERY_TR_ID_LEN 2
1011 #define WLAN_MEMBERSHIP_LEN 8
1012 #define WLAN_USER_POSITION_LEN 16
1013
1014 /**
1015  * struct ieee80211_tpc_report_ie
1016  *
1017  * This structure refers to "TPC Report element"
1018  */
1019 struct ieee80211_tpc_report_ie {
1020         u8 tx_power;
1021         u8 link_margin;
1022 } __packed;
1023
1024 #define IEEE80211_ADDBA_EXT_FRAG_LEVEL_MASK     GENMASK(2, 1)
1025 #define IEEE80211_ADDBA_EXT_FRAG_LEVEL_SHIFT    1
1026 #define IEEE80211_ADDBA_EXT_NO_FRAG             BIT(0)
1027 #define IEEE80211_ADDBA_EXT_BUF_SIZE_MASK       GENMASK(7, 5)
1028 #define IEEE80211_ADDBA_EXT_BUF_SIZE_SHIFT      10
1029
1030 struct ieee80211_addba_ext_ie {
1031         u8 data;
1032 } __packed;
1033
1034 /**
1035  * struct ieee80211_s1g_bcn_compat_ie
1036  *
1037  * S1G Beacon Compatibility element
1038  */
1039 struct ieee80211_s1g_bcn_compat_ie {
1040         __le16 compat_info;
1041         __le16 beacon_int;
1042         __le32 tsf_completion;
1043 } __packed;
1044
1045 /**
1046  * struct ieee80211_s1g_oper_ie
1047  *
1048  * S1G Operation element
1049  */
1050 struct ieee80211_s1g_oper_ie {
1051         u8 ch_width;
1052         u8 oper_class;
1053         u8 primary_ch;
1054         u8 oper_ch;
1055         __le16 basic_mcs_nss;
1056 } __packed;
1057
1058 /**
1059  * struct ieee80211_aid_response_ie
1060  *
1061  * AID Response element
1062  */
1063 struct ieee80211_aid_response_ie {
1064         __le16 aid;
1065         u8 switch_count;
1066         __le16 response_int;
1067 } __packed;
1068
1069 struct ieee80211_s1g_cap {
1070         u8 capab_info[10];
1071         u8 supp_mcs_nss[5];
1072 } __packed;
1073
1074 struct ieee80211_ext {
1075         __le16 frame_control;
1076         __le16 duration;
1077         union {
1078                 struct {
1079                         u8 sa[ETH_ALEN];
1080                         __le32 timestamp;
1081                         u8 change_seq;
1082                         u8 variable[0];
1083                 } __packed s1g_beacon;
1084                 struct {
1085                         u8 sa[ETH_ALEN];
1086                         __le32 timestamp;
1087                         u8 change_seq;
1088                         u8 next_tbtt[3];
1089                         u8 variable[0];
1090                 } __packed s1g_short_beacon;
1091         } u;
1092 } __packed __aligned(2);
1093
1094 #define IEEE80211_TWT_CONTROL_NDP                       BIT(0)
1095 #define IEEE80211_TWT_CONTROL_RESP_MODE                 BIT(1)
1096 #define IEEE80211_TWT_CONTROL_NEG_TYPE_BROADCAST        BIT(3)
1097 #define IEEE80211_TWT_CONTROL_RX_DISABLED               BIT(4)
1098 #define IEEE80211_TWT_CONTROL_WAKE_DUR_UNIT             BIT(5)
1099
1100 #define IEEE80211_TWT_REQTYPE_REQUEST                   BIT(0)
1101 #define IEEE80211_TWT_REQTYPE_SETUP_CMD                 GENMASK(3, 1)
1102 #define IEEE80211_TWT_REQTYPE_TRIGGER                   BIT(4)
1103 #define IEEE80211_TWT_REQTYPE_IMPLICIT                  BIT(5)
1104 #define IEEE80211_TWT_REQTYPE_FLOWTYPE                  BIT(6)
1105 #define IEEE80211_TWT_REQTYPE_FLOWID                    GENMASK(9, 7)
1106 #define IEEE80211_TWT_REQTYPE_WAKE_INT_EXP              GENMASK(14, 10)
1107 #define IEEE80211_TWT_REQTYPE_PROTECTION                BIT(15)
1108
1109 enum ieee80211_twt_setup_cmd {
1110         TWT_SETUP_CMD_REQUEST,
1111         TWT_SETUP_CMD_SUGGEST,
1112         TWT_SETUP_CMD_DEMAND,
1113         TWT_SETUP_CMD_GROUPING,
1114         TWT_SETUP_CMD_ACCEPT,
1115         TWT_SETUP_CMD_ALTERNATE,
1116         TWT_SETUP_CMD_DICTATE,
1117         TWT_SETUP_CMD_REJECT,
1118 };
1119
1120 struct ieee80211_twt_params {
1121         __le16 req_type;
1122         __le64 twt;
1123         u8 min_twt_dur;
1124         __le16 mantissa;
1125         u8 channel;
1126 } __packed;
1127
1128 struct ieee80211_twt_setup {
1129         u8 dialog_token;
1130         u8 element_id;
1131         u8 length;
1132         u8 control;
1133         u8 params[];
1134 } __packed;
1135
1136 struct ieee80211_mgmt {
1137         __le16 frame_control;
1138         __le16 duration;
1139         u8 da[ETH_ALEN];
1140         u8 sa[ETH_ALEN];
1141         u8 bssid[ETH_ALEN];
1142         __le16 seq_ctrl;
1143         union {
1144                 struct {
1145                         __le16 auth_alg;
1146                         __le16 auth_transaction;
1147                         __le16 status_code;
1148                         /* possibly followed by Challenge text */
1149                         u8 variable[];
1150                 } __packed auth;
1151                 struct {
1152                         __le16 reason_code;
1153                 } __packed deauth;
1154                 struct {
1155                         __le16 capab_info;
1156                         __le16 listen_interval;
1157                         /* followed by SSID and Supported rates */
1158                         u8 variable[];
1159                 } __packed assoc_req;
1160                 struct {
1161                         __le16 capab_info;
1162                         __le16 status_code;
1163                         __le16 aid;
1164                         /* followed by Supported rates */
1165                         u8 variable[];
1166                 } __packed assoc_resp, reassoc_resp;
1167                 struct {
1168                         __le16 capab_info;
1169                         __le16 status_code;
1170                         u8 variable[];
1171                 } __packed s1g_assoc_resp, s1g_reassoc_resp;
1172                 struct {
1173                         __le16 capab_info;
1174                         __le16 listen_interval;
1175                         u8 current_ap[ETH_ALEN];
1176                         /* followed by SSID and Supported rates */
1177                         u8 variable[];
1178                 } __packed reassoc_req;
1179                 struct {
1180                         __le16 reason_code;
1181                 } __packed disassoc;
1182                 struct {
1183                         __le64 timestamp;
1184                         __le16 beacon_int;
1185                         __le16 capab_info;
1186                         /* followed by some of SSID, Supported rates,
1187                          * FH Params, DS Params, CF Params, IBSS Params, TIM */
1188                         u8 variable[];
1189                 } __packed beacon;
1190                 struct {
1191                         /* only variable items: SSID, Supported rates */
1192                         DECLARE_FLEX_ARRAY(u8, variable);
1193                 } __packed probe_req;
1194                 struct {
1195                         __le64 timestamp;
1196                         __le16 beacon_int;
1197                         __le16 capab_info;
1198                         /* followed by some of SSID, Supported rates,
1199                          * FH Params, DS Params, CF Params, IBSS Params */
1200                         u8 variable[];
1201                 } __packed probe_resp;
1202                 struct {
1203                         u8 category;
1204                         union {
1205                                 struct {
1206                                         u8 action_code;
1207                                         u8 dialog_token;
1208                                         u8 status_code;
1209                                         u8 variable[];
1210                                 } __packed wme_action;
1211                                 struct{
1212                                         u8 action_code;
1213                                         u8 variable[];
1214                                 } __packed chan_switch;
1215                                 struct{
1216                                         u8 action_code;
1217                                         struct ieee80211_ext_chansw_ie data;
1218                                         u8 variable[];
1219                                 } __packed ext_chan_switch;
1220                                 struct{
1221                                         u8 action_code;
1222                                         u8 dialog_token;
1223                                         u8 element_id;
1224                                         u8 length;
1225                                         struct ieee80211_msrment_ie msr_elem;
1226                                 } __packed measurement;
1227                                 struct{
1228                                         u8 action_code;
1229                                         u8 dialog_token;
1230                                         __le16 capab;
1231                                         __le16 timeout;
1232                                         __le16 start_seq_num;
1233                                         /* followed by BA Extension */
1234                                         u8 variable[];
1235                                 } __packed addba_req;
1236                                 struct{
1237                                         u8 action_code;
1238                                         u8 dialog_token;
1239                                         __le16 status;
1240                                         __le16 capab;
1241                                         __le16 timeout;
1242                                 } __packed addba_resp;
1243                                 struct{
1244                                         u8 action_code;
1245                                         __le16 params;
1246                                         __le16 reason_code;
1247                                 } __packed delba;
1248                                 struct {
1249                                         u8 action_code;
1250                                         u8 variable[];
1251                                 } __packed self_prot;
1252                                 struct{
1253                                         u8 action_code;
1254                                         u8 variable[];
1255                                 } __packed mesh_action;
1256                                 struct {
1257                                         u8 action;
1258                                         u8 trans_id[WLAN_SA_QUERY_TR_ID_LEN];
1259                                 } __packed sa_query;
1260                                 struct {
1261                                         u8 action;
1262                                         u8 smps_control;
1263                                 } __packed ht_smps;
1264                                 struct {
1265                                         u8 action_code;
1266                                         u8 chanwidth;
1267                                 } __packed ht_notify_cw;
1268                                 struct {
1269                                         u8 action_code;
1270                                         u8 dialog_token;
1271                                         __le16 capability;
1272                                         u8 variable[0];
1273                                 } __packed tdls_discover_resp;
1274                                 struct {
1275                                         u8 action_code;
1276                                         u8 operating_mode;
1277                                 } __packed vht_opmode_notif;
1278                                 struct {
1279                                         u8 action_code;
1280                                         u8 membership[WLAN_MEMBERSHIP_LEN];
1281                                         u8 position[WLAN_USER_POSITION_LEN];
1282                                 } __packed vht_group_notif;
1283                                 struct {
1284                                         u8 action_code;
1285                                         u8 dialog_token;
1286                                         u8 tpc_elem_id;
1287                                         u8 tpc_elem_length;
1288                                         struct ieee80211_tpc_report_ie tpc;
1289                                 } __packed tpc_report;
1290                                 struct {
1291                                         u8 action_code;
1292                                         u8 dialog_token;
1293                                         u8 follow_up;
1294                                         u8 tod[6];
1295                                         u8 toa[6];
1296                                         __le16 tod_error;
1297                                         __le16 toa_error;
1298                                         u8 variable[];
1299                                 } __packed ftm;
1300                                 struct {
1301                                         u8 action_code;
1302                                         u8 variable[];
1303                                 } __packed s1g;
1304                         } u;
1305                 } __packed action;
1306         } u;
1307 } __packed __aligned(2);
1308
1309 /* Supported rates membership selectors */
1310 #define BSS_MEMBERSHIP_SELECTOR_HT_PHY  127
1311 #define BSS_MEMBERSHIP_SELECTOR_VHT_PHY 126
1312 #define BSS_MEMBERSHIP_SELECTOR_HE_PHY  122
1313 #define BSS_MEMBERSHIP_SELECTOR_SAE_H2E 123
1314
1315 /* mgmt header + 1 byte category code */
1316 #define IEEE80211_MIN_ACTION_SIZE offsetof(struct ieee80211_mgmt, u.action.u)
1317
1318
1319 /* Management MIC information element (IEEE 802.11w) */
1320 struct ieee80211_mmie {
1321         u8 element_id;
1322         u8 length;
1323         __le16 key_id;
1324         u8 sequence_number[6];
1325         u8 mic[8];
1326 } __packed;
1327
1328 /* Management MIC information element (IEEE 802.11w) for GMAC and CMAC-256 */
1329 struct ieee80211_mmie_16 {
1330         u8 element_id;
1331         u8 length;
1332         __le16 key_id;
1333         u8 sequence_number[6];
1334         u8 mic[16];
1335 } __packed;
1336
1337 struct ieee80211_vendor_ie {
1338         u8 element_id;
1339         u8 len;
1340         u8 oui[3];
1341         u8 oui_type;
1342 } __packed;
1343
1344 struct ieee80211_wmm_ac_param {
1345         u8 aci_aifsn; /* AIFSN, ACM, ACI */
1346         u8 cw; /* ECWmin, ECWmax (CW = 2^ECW - 1) */
1347         __le16 txop_limit;
1348 } __packed;
1349
1350 struct ieee80211_wmm_param_ie {
1351         u8 element_id; /* Element ID: 221 (0xdd); */
1352         u8 len; /* Length: 24 */
1353         /* required fields for WMM version 1 */
1354         u8 oui[3]; /* 00:50:f2 */
1355         u8 oui_type; /* 2 */
1356         u8 oui_subtype; /* 1 */
1357         u8 version; /* 1 for WMM version 1.0 */
1358         u8 qos_info; /* AP/STA specific QoS info */
1359         u8 reserved; /* 0 */
1360         /* AC_BE, AC_BK, AC_VI, AC_VO */
1361         struct ieee80211_wmm_ac_param ac[4];
1362 } __packed;
1363
1364 /* Control frames */
1365 struct ieee80211_rts {
1366         __le16 frame_control;
1367         __le16 duration;
1368         u8 ra[ETH_ALEN];
1369         u8 ta[ETH_ALEN];
1370 } __packed __aligned(2);
1371
1372 struct ieee80211_cts {
1373         __le16 frame_control;
1374         __le16 duration;
1375         u8 ra[ETH_ALEN];
1376 } __packed __aligned(2);
1377
1378 struct ieee80211_pspoll {
1379         __le16 frame_control;
1380         __le16 aid;
1381         u8 bssid[ETH_ALEN];
1382         u8 ta[ETH_ALEN];
1383 } __packed __aligned(2);
1384
1385 /* TDLS */
1386
1387 /* Channel switch timing */
1388 struct ieee80211_ch_switch_timing {
1389         __le16 switch_time;
1390         __le16 switch_timeout;
1391 } __packed;
1392
1393 /* Link-id information element */
1394 struct ieee80211_tdls_lnkie {
1395         u8 ie_type; /* Link Identifier IE */
1396         u8 ie_len;
1397         u8 bssid[ETH_ALEN];
1398         u8 init_sta[ETH_ALEN];
1399         u8 resp_sta[ETH_ALEN];
1400 } __packed;
1401
1402 struct ieee80211_tdls_data {
1403         u8 da[ETH_ALEN];
1404         u8 sa[ETH_ALEN];
1405         __be16 ether_type;
1406         u8 payload_type;
1407         u8 category;
1408         u8 action_code;
1409         union {
1410                 struct {
1411                         u8 dialog_token;
1412                         __le16 capability;
1413                         u8 variable[0];
1414                 } __packed setup_req;
1415                 struct {
1416                         __le16 status_code;
1417                         u8 dialog_token;
1418                         __le16 capability;
1419                         u8 variable[0];
1420                 } __packed setup_resp;
1421                 struct {
1422                         __le16 status_code;
1423                         u8 dialog_token;
1424                         u8 variable[0];
1425                 } __packed setup_cfm;
1426                 struct {
1427                         __le16 reason_code;
1428                         u8 variable[0];
1429                 } __packed teardown;
1430                 struct {
1431                         u8 dialog_token;
1432                         u8 variable[0];
1433                 } __packed discover_req;
1434                 struct {
1435                         u8 target_channel;
1436                         u8 oper_class;
1437                         u8 variable[0];
1438                 } __packed chan_switch_req;
1439                 struct {
1440                         __le16 status_code;
1441                         u8 variable[0];
1442                 } __packed chan_switch_resp;
1443         } u;
1444 } __packed;
1445
1446 /*
1447  * Peer-to-Peer IE attribute related definitions.
1448  */
1449 /**
1450  * enum ieee80211_p2p_attr_id - identifies type of peer-to-peer attribute.
1451  */
1452 enum ieee80211_p2p_attr_id {
1453         IEEE80211_P2P_ATTR_STATUS = 0,
1454         IEEE80211_P2P_ATTR_MINOR_REASON,
1455         IEEE80211_P2P_ATTR_CAPABILITY,
1456         IEEE80211_P2P_ATTR_DEVICE_ID,
1457         IEEE80211_P2P_ATTR_GO_INTENT,
1458         IEEE80211_P2P_ATTR_GO_CONFIG_TIMEOUT,
1459         IEEE80211_P2P_ATTR_LISTEN_CHANNEL,
1460         IEEE80211_P2P_ATTR_GROUP_BSSID,
1461         IEEE80211_P2P_ATTR_EXT_LISTEN_TIMING,
1462         IEEE80211_P2P_ATTR_INTENDED_IFACE_ADDR,
1463         IEEE80211_P2P_ATTR_MANAGABILITY,
1464         IEEE80211_P2P_ATTR_CHANNEL_LIST,
1465         IEEE80211_P2P_ATTR_ABSENCE_NOTICE,
1466         IEEE80211_P2P_ATTR_DEVICE_INFO,
1467         IEEE80211_P2P_ATTR_GROUP_INFO,
1468         IEEE80211_P2P_ATTR_GROUP_ID,
1469         IEEE80211_P2P_ATTR_INTERFACE,
1470         IEEE80211_P2P_ATTR_OPER_CHANNEL,
1471         IEEE80211_P2P_ATTR_INVITE_FLAGS,
1472         /* 19 - 220: Reserved */
1473         IEEE80211_P2P_ATTR_VENDOR_SPECIFIC = 221,
1474
1475         IEEE80211_P2P_ATTR_MAX
1476 };
1477
1478 /* Notice of Absence attribute - described in P2P spec 4.1.14 */
1479 /* Typical max value used here */
1480 #define IEEE80211_P2P_NOA_DESC_MAX      4
1481
1482 struct ieee80211_p2p_noa_desc {
1483         u8 count;
1484         __le32 duration;
1485         __le32 interval;
1486         __le32 start_time;
1487 } __packed;
1488
1489 struct ieee80211_p2p_noa_attr {
1490         u8 index;
1491         u8 oppps_ctwindow;
1492         struct ieee80211_p2p_noa_desc desc[IEEE80211_P2P_NOA_DESC_MAX];
1493 } __packed;
1494
1495 #define IEEE80211_P2P_OPPPS_ENABLE_BIT          BIT(7)
1496 #define IEEE80211_P2P_OPPPS_CTWINDOW_MASK       0x7F
1497
1498 /**
1499  * struct ieee80211_bar - HT Block Ack Request
1500  *
1501  * This structure refers to "HT BlockAckReq" as
1502  * described in 802.11n draft section 7.2.1.7.1
1503  */
1504 struct ieee80211_bar {
1505         __le16 frame_control;
1506         __le16 duration;
1507         __u8 ra[ETH_ALEN];
1508         __u8 ta[ETH_ALEN];
1509         __le16 control;
1510         __le16 start_seq_num;
1511 } __packed;
1512
1513 /* 802.11 BAR control masks */
1514 #define IEEE80211_BAR_CTRL_ACK_POLICY_NORMAL    0x0000
1515 #define IEEE80211_BAR_CTRL_MULTI_TID            0x0002
1516 #define IEEE80211_BAR_CTRL_CBMTID_COMPRESSED_BA 0x0004
1517 #define IEEE80211_BAR_CTRL_TID_INFO_MASK        0xf000
1518 #define IEEE80211_BAR_CTRL_TID_INFO_SHIFT       12
1519
1520 #define IEEE80211_HT_MCS_MASK_LEN               10
1521
1522 /**
1523  * struct ieee80211_mcs_info - MCS information
1524  * @rx_mask: RX mask
1525  * @rx_highest: highest supported RX rate. If set represents
1526  *      the highest supported RX data rate in units of 1 Mbps.
1527  *      If this field is 0 this value should not be used to
1528  *      consider the highest RX data rate supported.
1529  * @tx_params: TX parameters
1530  */
1531 struct ieee80211_mcs_info {
1532         u8 rx_mask[IEEE80211_HT_MCS_MASK_LEN];
1533         __le16 rx_highest;
1534         u8 tx_params;
1535         u8 reserved[3];
1536 } __packed;
1537
1538 /* 802.11n HT capability MSC set */
1539 #define IEEE80211_HT_MCS_RX_HIGHEST_MASK        0x3ff
1540 #define IEEE80211_HT_MCS_TX_DEFINED             0x01
1541 #define IEEE80211_HT_MCS_TX_RX_DIFF             0x02
1542 /* value 0 == 1 stream etc */
1543 #define IEEE80211_HT_MCS_TX_MAX_STREAMS_MASK    0x0C
1544 #define IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT   2
1545 #define         IEEE80211_HT_MCS_TX_MAX_STREAMS 4
1546 #define IEEE80211_HT_MCS_TX_UNEQUAL_MODULATION  0x10
1547
1548 /*
1549  * 802.11n D5.0 20.3.5 / 20.6 says:
1550  * - indices 0 to 7 and 32 are single spatial stream
1551  * - 8 to 31 are multiple spatial streams using equal modulation
1552  *   [8..15 for two streams, 16..23 for three and 24..31 for four]
1553  * - remainder are multiple spatial streams using unequal modulation
1554  */
1555 #define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START 33
1556 #define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START_BYTE \
1557         (IEEE80211_HT_MCS_UNEQUAL_MODULATION_START / 8)
1558
1559 /**
1560  * struct ieee80211_ht_cap - HT capabilities
1561  *
1562  * This structure is the "HT capabilities element" as
1563  * described in 802.11n D5.0 7.3.2.57
1564  */
1565 struct ieee80211_ht_cap {
1566         __le16 cap_info;
1567         u8 ampdu_params_info;
1568
1569         /* 16 bytes MCS information */
1570         struct ieee80211_mcs_info mcs;
1571
1572         __le16 extended_ht_cap_info;
1573         __le32 tx_BF_cap_info;
1574         u8 antenna_selection_info;
1575 } __packed;
1576
1577 /* 802.11n HT capabilities masks (for cap_info) */
1578 #define IEEE80211_HT_CAP_LDPC_CODING            0x0001
1579 #define IEEE80211_HT_CAP_SUP_WIDTH_20_40        0x0002
1580 #define IEEE80211_HT_CAP_SM_PS                  0x000C
1581 #define         IEEE80211_HT_CAP_SM_PS_SHIFT    2
1582 #define IEEE80211_HT_CAP_GRN_FLD                0x0010
1583 #define IEEE80211_HT_CAP_SGI_20                 0x0020
1584 #define IEEE80211_HT_CAP_SGI_40                 0x0040
1585 #define IEEE80211_HT_CAP_TX_STBC                0x0080
1586 #define IEEE80211_HT_CAP_RX_STBC                0x0300
1587 #define         IEEE80211_HT_CAP_RX_STBC_SHIFT  8
1588 #define IEEE80211_HT_CAP_DELAY_BA               0x0400
1589 #define IEEE80211_HT_CAP_MAX_AMSDU              0x0800
1590 #define IEEE80211_HT_CAP_DSSSCCK40              0x1000
1591 #define IEEE80211_HT_CAP_RESERVED               0x2000
1592 #define IEEE80211_HT_CAP_40MHZ_INTOLERANT       0x4000
1593 #define IEEE80211_HT_CAP_LSIG_TXOP_PROT         0x8000
1594
1595 /* 802.11n HT extended capabilities masks (for extended_ht_cap_info) */
1596 #define IEEE80211_HT_EXT_CAP_PCO                0x0001
1597 #define IEEE80211_HT_EXT_CAP_PCO_TIME           0x0006
1598 #define         IEEE80211_HT_EXT_CAP_PCO_TIME_SHIFT     1
1599 #define IEEE80211_HT_EXT_CAP_MCS_FB             0x0300
1600 #define         IEEE80211_HT_EXT_CAP_MCS_FB_SHIFT       8
1601 #define IEEE80211_HT_EXT_CAP_HTC_SUP            0x0400
1602 #define IEEE80211_HT_EXT_CAP_RD_RESPONDER       0x0800
1603
1604 /* 802.11n HT capability AMPDU settings (for ampdu_params_info) */
1605 #define IEEE80211_HT_AMPDU_PARM_FACTOR          0x03
1606 #define IEEE80211_HT_AMPDU_PARM_DENSITY         0x1C
1607 #define         IEEE80211_HT_AMPDU_PARM_DENSITY_SHIFT   2
1608
1609 /*
1610  * Maximum length of AMPDU that the STA can receive in high-throughput (HT).
1611  * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
1612  */
1613 enum ieee80211_max_ampdu_length_exp {
1614         IEEE80211_HT_MAX_AMPDU_8K = 0,
1615         IEEE80211_HT_MAX_AMPDU_16K = 1,
1616         IEEE80211_HT_MAX_AMPDU_32K = 2,
1617         IEEE80211_HT_MAX_AMPDU_64K = 3
1618 };
1619
1620 /*
1621  * Maximum length of AMPDU that the STA can receive in VHT.
1622  * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
1623  */
1624 enum ieee80211_vht_max_ampdu_length_exp {
1625         IEEE80211_VHT_MAX_AMPDU_8K = 0,
1626         IEEE80211_VHT_MAX_AMPDU_16K = 1,
1627         IEEE80211_VHT_MAX_AMPDU_32K = 2,
1628         IEEE80211_VHT_MAX_AMPDU_64K = 3,
1629         IEEE80211_VHT_MAX_AMPDU_128K = 4,
1630         IEEE80211_VHT_MAX_AMPDU_256K = 5,
1631         IEEE80211_VHT_MAX_AMPDU_512K = 6,
1632         IEEE80211_VHT_MAX_AMPDU_1024K = 7
1633 };
1634
1635 #define IEEE80211_HT_MAX_AMPDU_FACTOR 13
1636
1637 /* Minimum MPDU start spacing */
1638 enum ieee80211_min_mpdu_spacing {
1639         IEEE80211_HT_MPDU_DENSITY_NONE = 0,     /* No restriction */
1640         IEEE80211_HT_MPDU_DENSITY_0_25 = 1,     /* 1/4 usec */
1641         IEEE80211_HT_MPDU_DENSITY_0_5 = 2,      /* 1/2 usec */
1642         IEEE80211_HT_MPDU_DENSITY_1 = 3,        /* 1 usec */
1643         IEEE80211_HT_MPDU_DENSITY_2 = 4,        /* 2 usec */
1644         IEEE80211_HT_MPDU_DENSITY_4 = 5,        /* 4 usec */
1645         IEEE80211_HT_MPDU_DENSITY_8 = 6,        /* 8 usec */
1646         IEEE80211_HT_MPDU_DENSITY_16 = 7        /* 16 usec */
1647 };
1648
1649 /**
1650  * struct ieee80211_ht_operation - HT operation IE
1651  *
1652  * This structure is the "HT operation element" as
1653  * described in 802.11n-2009 7.3.2.57
1654  */
1655 struct ieee80211_ht_operation {
1656         u8 primary_chan;
1657         u8 ht_param;
1658         __le16 operation_mode;
1659         __le16 stbc_param;
1660         u8 basic_set[16];
1661 } __packed;
1662
1663 /* for ht_param */
1664 #define IEEE80211_HT_PARAM_CHA_SEC_OFFSET               0x03
1665 #define         IEEE80211_HT_PARAM_CHA_SEC_NONE         0x00
1666 #define         IEEE80211_HT_PARAM_CHA_SEC_ABOVE        0x01
1667 #define         IEEE80211_HT_PARAM_CHA_SEC_BELOW        0x03
1668 #define IEEE80211_HT_PARAM_CHAN_WIDTH_ANY               0x04
1669 #define IEEE80211_HT_PARAM_RIFS_MODE                    0x08
1670
1671 /* for operation_mode */
1672 #define IEEE80211_HT_OP_MODE_PROTECTION                 0x0003
1673 #define         IEEE80211_HT_OP_MODE_PROTECTION_NONE            0
1674 #define         IEEE80211_HT_OP_MODE_PROTECTION_NONMEMBER       1
1675 #define         IEEE80211_HT_OP_MODE_PROTECTION_20MHZ           2
1676 #define         IEEE80211_HT_OP_MODE_PROTECTION_NONHT_MIXED     3
1677 #define IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT           0x0004
1678 #define IEEE80211_HT_OP_MODE_NON_HT_STA_PRSNT           0x0010
1679 #define IEEE80211_HT_OP_MODE_CCFS2_SHIFT                5
1680 #define IEEE80211_HT_OP_MODE_CCFS2_MASK                 0x1fe0
1681
1682 /* for stbc_param */
1683 #define IEEE80211_HT_STBC_PARAM_DUAL_BEACON             0x0040
1684 #define IEEE80211_HT_STBC_PARAM_DUAL_CTS_PROT           0x0080
1685 #define IEEE80211_HT_STBC_PARAM_STBC_BEACON             0x0100
1686 #define IEEE80211_HT_STBC_PARAM_LSIG_TXOP_FULLPROT      0x0200
1687 #define IEEE80211_HT_STBC_PARAM_PCO_ACTIVE              0x0400
1688 #define IEEE80211_HT_STBC_PARAM_PCO_PHASE               0x0800
1689
1690
1691 /* block-ack parameters */
1692 #define IEEE80211_ADDBA_PARAM_AMSDU_MASK 0x0001
1693 #define IEEE80211_ADDBA_PARAM_POLICY_MASK 0x0002
1694 #define IEEE80211_ADDBA_PARAM_TID_MASK 0x003C
1695 #define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFC0
1696 #define IEEE80211_DELBA_PARAM_TID_MASK 0xF000
1697 #define IEEE80211_DELBA_PARAM_INITIATOR_MASK 0x0800
1698
1699 /*
1700  * A-MPDU buffer sizes
1701  * According to HT size varies from 8 to 64 frames
1702  * HE adds the ability to have up to 256 frames.
1703  * EHT adds the ability to have up to 1K frames.
1704  */
1705 #define IEEE80211_MIN_AMPDU_BUF         0x8
1706 #define IEEE80211_MAX_AMPDU_BUF_HT      0x40
1707 #define IEEE80211_MAX_AMPDU_BUF_HE      0x100
1708 #define IEEE80211_MAX_AMPDU_BUF_EHT     0x400
1709
1710
1711 /* Spatial Multiplexing Power Save Modes (for capability) */
1712 #define WLAN_HT_CAP_SM_PS_STATIC        0
1713 #define WLAN_HT_CAP_SM_PS_DYNAMIC       1
1714 #define WLAN_HT_CAP_SM_PS_INVALID       2
1715 #define WLAN_HT_CAP_SM_PS_DISABLED      3
1716
1717 /* for SM power control field lower two bits */
1718 #define WLAN_HT_SMPS_CONTROL_DISABLED   0
1719 #define WLAN_HT_SMPS_CONTROL_STATIC     1
1720 #define WLAN_HT_SMPS_CONTROL_DYNAMIC    3
1721
1722 /**
1723  * struct ieee80211_vht_mcs_info - VHT MCS information
1724  * @rx_mcs_map: RX MCS map 2 bits for each stream, total 8 streams
1725  * @rx_highest: Indicates highest long GI VHT PPDU data rate
1726  *      STA can receive. Rate expressed in units of 1 Mbps.
1727  *      If this field is 0 this value should not be used to
1728  *      consider the highest RX data rate supported.
1729  *      The top 3 bits of this field indicate the Maximum NSTS,total
1730  *      (a beamformee capability.)
1731  * @tx_mcs_map: TX MCS map 2 bits for each stream, total 8 streams
1732  * @tx_highest: Indicates highest long GI VHT PPDU data rate
1733  *      STA can transmit. Rate expressed in units of 1 Mbps.
1734  *      If this field is 0 this value should not be used to
1735  *      consider the highest TX data rate supported.
1736  *      The top 2 bits of this field are reserved, the
1737  *      3rd bit from the top indiciates VHT Extended NSS BW
1738  *      Capability.
1739  */
1740 struct ieee80211_vht_mcs_info {
1741         __le16 rx_mcs_map;
1742         __le16 rx_highest;
1743         __le16 tx_mcs_map;
1744         __le16 tx_highest;
1745 } __packed;
1746
1747 /* for rx_highest */
1748 #define IEEE80211_VHT_MAX_NSTS_TOTAL_SHIFT      13
1749 #define IEEE80211_VHT_MAX_NSTS_TOTAL_MASK       (7 << IEEE80211_VHT_MAX_NSTS_TOTAL_SHIFT)
1750
1751 /* for tx_highest */
1752 #define IEEE80211_VHT_EXT_NSS_BW_CAPABLE        (1 << 13)
1753
1754 /**
1755  * enum ieee80211_vht_mcs_support - VHT MCS support definitions
1756  * @IEEE80211_VHT_MCS_SUPPORT_0_7: MCSes 0-7 are supported for the
1757  *      number of streams
1758  * @IEEE80211_VHT_MCS_SUPPORT_0_8: MCSes 0-8 are supported
1759  * @IEEE80211_VHT_MCS_SUPPORT_0_9: MCSes 0-9 are supported
1760  * @IEEE80211_VHT_MCS_NOT_SUPPORTED: This number of streams isn't supported
1761  *
1762  * These definitions are used in each 2-bit subfield of the @rx_mcs_map
1763  * and @tx_mcs_map fields of &struct ieee80211_vht_mcs_info, which are
1764  * both split into 8 subfields by number of streams. These values indicate
1765  * which MCSes are supported for the number of streams the value appears
1766  * for.
1767  */
1768 enum ieee80211_vht_mcs_support {
1769         IEEE80211_VHT_MCS_SUPPORT_0_7   = 0,
1770         IEEE80211_VHT_MCS_SUPPORT_0_8   = 1,
1771         IEEE80211_VHT_MCS_SUPPORT_0_9   = 2,
1772         IEEE80211_VHT_MCS_NOT_SUPPORTED = 3,
1773 };
1774
1775 /**
1776  * struct ieee80211_vht_cap - VHT capabilities
1777  *
1778  * This structure is the "VHT capabilities element" as
1779  * described in 802.11ac D3.0 8.4.2.160
1780  * @vht_cap_info: VHT capability info
1781  * @supp_mcs: VHT MCS supported rates
1782  */
1783 struct ieee80211_vht_cap {
1784         __le32 vht_cap_info;
1785         struct ieee80211_vht_mcs_info supp_mcs;
1786 } __packed;
1787
1788 /**
1789  * enum ieee80211_vht_chanwidth - VHT channel width
1790  * @IEEE80211_VHT_CHANWIDTH_USE_HT: use the HT operation IE to
1791  *      determine the channel width (20 or 40 MHz)
1792  * @IEEE80211_VHT_CHANWIDTH_80MHZ: 80 MHz bandwidth
1793  * @IEEE80211_VHT_CHANWIDTH_160MHZ: 160 MHz bandwidth
1794  * @IEEE80211_VHT_CHANWIDTH_80P80MHZ: 80+80 MHz bandwidth
1795  */
1796 enum ieee80211_vht_chanwidth {
1797         IEEE80211_VHT_CHANWIDTH_USE_HT          = 0,
1798         IEEE80211_VHT_CHANWIDTH_80MHZ           = 1,
1799         IEEE80211_VHT_CHANWIDTH_160MHZ          = 2,
1800         IEEE80211_VHT_CHANWIDTH_80P80MHZ        = 3,
1801 };
1802
1803 /**
1804  * struct ieee80211_vht_operation - VHT operation IE
1805  *
1806  * This structure is the "VHT operation element" as
1807  * described in 802.11ac D3.0 8.4.2.161
1808  * @chan_width: Operating channel width
1809  * @center_freq_seg0_idx: center freq segment 0 index
1810  * @center_freq_seg1_idx: center freq segment 1 index
1811  * @basic_mcs_set: VHT Basic MCS rate set
1812  */
1813 struct ieee80211_vht_operation {
1814         u8 chan_width;
1815         u8 center_freq_seg0_idx;
1816         u8 center_freq_seg1_idx;
1817         __le16 basic_mcs_set;
1818 } __packed;
1819
1820 /**
1821  * struct ieee80211_he_cap_elem - HE capabilities element
1822  *
1823  * This structure is the "HE capabilities element" fixed fields as
1824  * described in P802.11ax_D4.0 section 9.4.2.242.2 and 9.4.2.242.3
1825  */
1826 struct ieee80211_he_cap_elem {
1827         u8 mac_cap_info[6];
1828         u8 phy_cap_info[11];
1829 } __packed;
1830
1831 #define IEEE80211_TX_RX_MCS_NSS_DESC_MAX_LEN    5
1832
1833 /**
1834  * enum ieee80211_he_mcs_support - HE MCS support definitions
1835  * @IEEE80211_HE_MCS_SUPPORT_0_7: MCSes 0-7 are supported for the
1836  *      number of streams
1837  * @IEEE80211_HE_MCS_SUPPORT_0_9: MCSes 0-9 are supported
1838  * @IEEE80211_HE_MCS_SUPPORT_0_11: MCSes 0-11 are supported
1839  * @IEEE80211_HE_MCS_NOT_SUPPORTED: This number of streams isn't supported
1840  *
1841  * These definitions are used in each 2-bit subfield of the rx_mcs_*
1842  * and tx_mcs_* fields of &struct ieee80211_he_mcs_nss_supp, which are
1843  * both split into 8 subfields by number of streams. These values indicate
1844  * which MCSes are supported for the number of streams the value appears
1845  * for.
1846  */
1847 enum ieee80211_he_mcs_support {
1848         IEEE80211_HE_MCS_SUPPORT_0_7    = 0,
1849         IEEE80211_HE_MCS_SUPPORT_0_9    = 1,
1850         IEEE80211_HE_MCS_SUPPORT_0_11   = 2,
1851         IEEE80211_HE_MCS_NOT_SUPPORTED  = 3,
1852 };
1853
1854 /**
1855  * struct ieee80211_he_mcs_nss_supp - HE Tx/Rx HE MCS NSS Support Field
1856  *
1857  * This structure holds the data required for the Tx/Rx HE MCS NSS Support Field
1858  * described in P802.11ax_D2.0 section 9.4.2.237.4
1859  *
1860  * @rx_mcs_80: Rx MCS map 2 bits for each stream, total 8 streams, for channel
1861  *     widths less than 80MHz.
1862  * @tx_mcs_80: Tx MCS map 2 bits for each stream, total 8 streams, for channel
1863  *     widths less than 80MHz.
1864  * @rx_mcs_160: Rx MCS map 2 bits for each stream, total 8 streams, for channel
1865  *     width 160MHz.
1866  * @tx_mcs_160: Tx MCS map 2 bits for each stream, total 8 streams, for channel
1867  *     width 160MHz.
1868  * @rx_mcs_80p80: Rx MCS map 2 bits for each stream, total 8 streams, for
1869  *     channel width 80p80MHz.
1870  * @tx_mcs_80p80: Tx MCS map 2 bits for each stream, total 8 streams, for
1871  *     channel width 80p80MHz.
1872  */
1873 struct ieee80211_he_mcs_nss_supp {
1874         __le16 rx_mcs_80;
1875         __le16 tx_mcs_80;
1876         __le16 rx_mcs_160;
1877         __le16 tx_mcs_160;
1878         __le16 rx_mcs_80p80;
1879         __le16 tx_mcs_80p80;
1880 } __packed;
1881
1882 /**
1883  * struct ieee80211_he_operation - HE capabilities element
1884  *
1885  * This structure is the "HE operation element" fields as
1886  * described in P802.11ax_D4.0 section 9.4.2.243
1887  */
1888 struct ieee80211_he_operation {
1889         __le32 he_oper_params;
1890         __le16 he_mcs_nss_set;
1891         /* Optional 0,1,3,4,5,7 or 8 bytes: depends on @he_oper_params */
1892         u8 optional[];
1893 } __packed;
1894
1895 /**
1896  * struct ieee80211_he_spr - HE spatial reuse element
1897  *
1898  * This structure is the "HE spatial reuse element" element as
1899  * described in P802.11ax_D4.0 section 9.4.2.241
1900  */
1901 struct ieee80211_he_spr {
1902         u8 he_sr_control;
1903         /* Optional 0 to 19 bytes: depends on @he_sr_control */
1904         u8 optional[];
1905 } __packed;
1906
1907 /**
1908  * struct ieee80211_he_mu_edca_param_ac_rec - MU AC Parameter Record field
1909  *
1910  * This structure is the "MU AC Parameter Record" fields as
1911  * described in P802.11ax_D4.0 section 9.4.2.245
1912  */
1913 struct ieee80211_he_mu_edca_param_ac_rec {
1914         u8 aifsn;
1915         u8 ecw_min_max;
1916         u8 mu_edca_timer;
1917 } __packed;
1918
1919 /**
1920  * struct ieee80211_mu_edca_param_set - MU EDCA Parameter Set element
1921  *
1922  * This structure is the "MU EDCA Parameter Set element" fields as
1923  * described in P802.11ax_D4.0 section 9.4.2.245
1924  */
1925 struct ieee80211_mu_edca_param_set {
1926         u8 mu_qos_info;
1927         struct ieee80211_he_mu_edca_param_ac_rec ac_be;
1928         struct ieee80211_he_mu_edca_param_ac_rec ac_bk;
1929         struct ieee80211_he_mu_edca_param_ac_rec ac_vi;
1930         struct ieee80211_he_mu_edca_param_ac_rec ac_vo;
1931 } __packed;
1932
1933 #define IEEE80211_EHT_MCS_NSS_RX 0x0f
1934 #define IEEE80211_EHT_MCS_NSS_TX 0xf0
1935
1936 /**
1937  * struct ieee80211_eht_mcs_nss_supp_20mhz_only - EHT 20MHz only station max
1938  * supported NSS for per MCS.
1939  *
1940  * For each field below, bits 0 - 3 indicate the maximal number of spatial
1941  * streams for Rx, and bits 4 - 7 indicate the maximal number of spatial streams
1942  * for Tx.
1943  *
1944  * @rx_tx_mcs7_max_nss: indicates the maximum number of spatial streams
1945  *     supported for reception and the maximum number of spatial streams
1946  *     supported for transmission for MCS 0 - 7.
1947  * @rx_tx_mcs9_max_nss: indicates the maximum number of spatial streams
1948  *     supported for reception and the maximum number of spatial streams
1949  *     supported for transmission for MCS 8 - 9.
1950  * @rx_tx_mcs11_max_nss: indicates the maximum number of spatial streams
1951  *     supported for reception and the maximum number of spatial streams
1952  *     supported for transmission for MCS 10 - 11.
1953  * @rx_tx_mcs13_max_nss: indicates the maximum number of spatial streams
1954  *     supported for reception and the maximum number of spatial streams
1955  *     supported for transmission for MCS 12 - 13.
1956  */
1957 struct ieee80211_eht_mcs_nss_supp_20mhz_only {
1958         u8 rx_tx_mcs7_max_nss;
1959         u8 rx_tx_mcs9_max_nss;
1960         u8 rx_tx_mcs11_max_nss;
1961         u8 rx_tx_mcs13_max_nss;
1962 };
1963
1964 /**
1965  * struct ieee80211_eht_mcs_nss_supp_bw - EHT max supported NSS per MCS (except
1966  * 20MHz only stations).
1967  *
1968  * For each field below, bits 0 - 3 indicate the maximal number of spatial
1969  * streams for Rx, and bits 4 - 7 indicate the maximal number of spatial streams
1970  * for Tx.
1971  *
1972  * @rx_tx_mcs9_max_nss: indicates the maximum number of spatial streams
1973  *     supported for reception and the maximum number of spatial streams
1974  *     supported for transmission for MCS 0 - 9.
1975  * @rx_tx_mcs11_max_nss: indicates the maximum number of spatial streams
1976  *     supported for reception and the maximum number of spatial streams
1977  *     supported for transmission for MCS 10 - 11.
1978  * @rx_tx_mcs13_max_nss: indicates the maximum number of spatial streams
1979  *     supported for reception and the maximum number of spatial streams
1980  *     supported for transmission for MCS 12 - 13.
1981  */
1982 struct ieee80211_eht_mcs_nss_supp_bw {
1983         u8 rx_tx_mcs9_max_nss;
1984         u8 rx_tx_mcs11_max_nss;
1985         u8 rx_tx_mcs13_max_nss;
1986 };
1987
1988 /**
1989  * struct ieee80211_eht_cap_elem_fixed - EHT capabilities fixed data
1990  *
1991  * This structure is the "EHT Capabilities element" fixed fields as
1992  * described in P802.11be_D1.4 section 9.4.2.313.
1993  *
1994  * @mac_cap_info: MAC capabilities, see IEEE80211_EHT_MAC_CAP*
1995  * @phy_cap_info: PHY capabilities, see IEEE80211_EHT_PHY_CAP*
1996  */
1997 struct ieee80211_eht_cap_elem_fixed {
1998         u8 mac_cap_info[2];
1999         u8 phy_cap_info[9];
2000 } __packed;
2001
2002 /**
2003  * struct ieee80211_eht_cap_elem - EHT capabilities element
2004  * @fixed: fixed parts, see &ieee80211_eht_cap_elem_fixed
2005  * @optional: optional parts
2006  */
2007 struct ieee80211_eht_cap_elem {
2008         struct ieee80211_eht_cap_elem_fixed fixed;
2009
2010         /*
2011          * Followed by:
2012          * Supported EHT-MCS And NSS Set field: 4, 3, 6 or 9 octets.
2013          * EHT PPE Thresholds field: variable length.
2014          */
2015         u8 optional[];
2016 } __packed;
2017
2018 /**
2019  * struct ieee80211_eht_operation - eht operation element
2020  *
2021  * This structure is the "EHT Operation Element" fields as
2022  * described in P802.11be_D1.4 section 9.4.2.311
2023  *
2024  * FIXME: The spec is unclear how big the fields are, and doesn't
2025  *        indicate the "Disabled Subchannel Bitmap Present" in the
2026  *        structure (Figure 9-1002a) at all ...
2027  */
2028 struct ieee80211_eht_operation {
2029         u8 chan_width;
2030         u8 ccfs;
2031         u8 present_bm;
2032
2033         u8 disable_subchannel_bitmap[];
2034 } __packed;
2035
2036 #define IEEE80211_EHT_OPER_DISABLED_SUBCHANNEL_BITMAP_PRESENT   0x1
2037
2038 /* 802.11ac VHT Capabilities */
2039 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895                  0x00000000
2040 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991                  0x00000001
2041 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454                 0x00000002
2042 #define IEEE80211_VHT_CAP_MAX_MPDU_MASK                         0x00000003
2043 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ                0x00000004
2044 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ       0x00000008
2045 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_MASK                  0x0000000C
2046 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_SHIFT                 2
2047 #define IEEE80211_VHT_CAP_RXLDPC                                0x00000010
2048 #define IEEE80211_VHT_CAP_SHORT_GI_80                           0x00000020
2049 #define IEEE80211_VHT_CAP_SHORT_GI_160                          0x00000040
2050 #define IEEE80211_VHT_CAP_TXSTBC                                0x00000080
2051 #define IEEE80211_VHT_CAP_RXSTBC_1                              0x00000100
2052 #define IEEE80211_VHT_CAP_RXSTBC_2                              0x00000200
2053 #define IEEE80211_VHT_CAP_RXSTBC_3                              0x00000300
2054 #define IEEE80211_VHT_CAP_RXSTBC_4                              0x00000400
2055 #define IEEE80211_VHT_CAP_RXSTBC_MASK                           0x00000700
2056 #define IEEE80211_VHT_CAP_RXSTBC_SHIFT                          8
2057 #define IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE                 0x00000800
2058 #define IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE                 0x00001000
2059 #define IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT                  13
2060 #define IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK                   \
2061                 (7 << IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT)
2062 #define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT             16
2063 #define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK              \
2064                 (7 << IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT)
2065 #define IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE                 0x00080000
2066 #define IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE                 0x00100000
2067 #define IEEE80211_VHT_CAP_VHT_TXOP_PS                           0x00200000
2068 #define IEEE80211_VHT_CAP_HTC_VHT                               0x00400000
2069 #define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT      23
2070 #define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK       \
2071                 (7 << IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT)
2072 #define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_UNSOL_MFB     0x08000000
2073 #define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB       0x0c000000
2074 #define IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN                    0x10000000
2075 #define IEEE80211_VHT_CAP_TX_ANTENNA_PATTERN                    0x20000000
2076 #define IEEE80211_VHT_CAP_EXT_NSS_BW_SHIFT                      30
2077 #define IEEE80211_VHT_CAP_EXT_NSS_BW_MASK                       0xc0000000
2078
2079 /**
2080  * ieee80211_get_vht_max_nss - return max NSS for a given bandwidth/MCS
2081  * @cap: VHT capabilities of the peer
2082  * @bw: bandwidth to use
2083  * @mcs: MCS index to use
2084  * @ext_nss_bw_capable: indicates whether or not the local transmitter
2085  *      (rate scaling algorithm) can deal with the new logic
2086  *      (dot11VHTExtendedNSSBWCapable)
2087  * @max_vht_nss: current maximum NSS as advertised by the STA in
2088  *      operating mode notification, can be 0 in which case the
2089  *      capability data will be used to derive this (from MCS support)
2090  *
2091  * Due to the VHT Extended NSS Bandwidth Support, the maximum NSS can
2092  * vary for a given BW/MCS. This function parses the data.
2093  *
2094  * Note: This function is exported by cfg80211.
2095  */
2096 int ieee80211_get_vht_max_nss(struct ieee80211_vht_cap *cap,
2097                               enum ieee80211_vht_chanwidth bw,
2098                               int mcs, bool ext_nss_bw_capable,
2099                               unsigned int max_vht_nss);
2100
2101 /**
2102  * enum ieee80211_ap_reg_power - regulatory power for a Access Point
2103  *
2104  * @IEEE80211_REG_UNSET_AP: Access Point has no regulatory power mode
2105  * @IEEE80211_REG_LPI: Indoor Access Point
2106  * @IEEE80211_REG_SP: Standard power Access Point
2107  * @IEEE80211_REG_VLP: Very low power Access Point
2108  * @IEEE80211_REG_AP_POWER_AFTER_LAST: internal
2109  * @IEEE80211_REG_AP_POWER_MAX: maximum value
2110  */
2111 enum ieee80211_ap_reg_power {
2112         IEEE80211_REG_UNSET_AP,
2113         IEEE80211_REG_LPI_AP,
2114         IEEE80211_REG_SP_AP,
2115         IEEE80211_REG_VLP_AP,
2116         IEEE80211_REG_AP_POWER_AFTER_LAST,
2117         IEEE80211_REG_AP_POWER_MAX =
2118                 IEEE80211_REG_AP_POWER_AFTER_LAST - 1,
2119 };
2120
2121 /**
2122  * enum ieee80211_client_reg_power - regulatory power for a client
2123  *
2124  * @IEEE80211_REG_UNSET_CLIENT: Client has no regulatory power mode
2125  * @IEEE80211_REG_DEFAULT_CLIENT: Default Client
2126  * @IEEE80211_REG_SUBORDINATE_CLIENT: Subordinate Client
2127  * @IEEE80211_REG_CLIENT_POWER_AFTER_LAST: internal
2128  * @IEEE80211_REG_CLIENT_POWER_MAX: maximum value
2129  */
2130 enum ieee80211_client_reg_power {
2131         IEEE80211_REG_UNSET_CLIENT,
2132         IEEE80211_REG_DEFAULT_CLIENT,
2133         IEEE80211_REG_SUBORDINATE_CLIENT,
2134         IEEE80211_REG_CLIENT_POWER_AFTER_LAST,
2135         IEEE80211_REG_CLIENT_POWER_MAX =
2136                 IEEE80211_REG_CLIENT_POWER_AFTER_LAST - 1,
2137 };
2138
2139 /* 802.11ax HE MAC capabilities */
2140 #define IEEE80211_HE_MAC_CAP0_HTC_HE                            0x01
2141 #define IEEE80211_HE_MAC_CAP0_TWT_REQ                           0x02
2142 #define IEEE80211_HE_MAC_CAP0_TWT_RES                           0x04
2143 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_NOT_SUPP             0x00
2144 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_1              0x08
2145 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_2              0x10
2146 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_3              0x18
2147 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_MASK                 0x18
2148 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_1               0x00
2149 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_2               0x20
2150 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_4               0x40
2151 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_8               0x60
2152 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_16              0x80
2153 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_32              0xa0
2154 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_64              0xc0
2155 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_UNLIMITED       0xe0
2156 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_MASK            0xe0
2157
2158 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_UNLIMITED           0x00
2159 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_128                 0x01
2160 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_256                 0x02
2161 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_512                 0x03
2162 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_MASK                0x03
2163 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_0US                0x00
2164 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_8US                0x04
2165 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_16US               0x08
2166 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_MASK               0x0c
2167 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_1            0x00
2168 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_2            0x10
2169 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_3            0x20
2170 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_4            0x30
2171 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_5            0x40
2172 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_6            0x50
2173 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_7            0x60
2174 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_8            0x70
2175 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_MASK         0x70
2176
2177 /* Link adaptation is split between byte HE_MAC_CAP1 and
2178  * HE_MAC_CAP2. It should be set only if IEEE80211_HE_MAC_CAP0_HTC_HE
2179  * in which case the following values apply:
2180  * 0 = No feedback.
2181  * 1 = reserved.
2182  * 2 = Unsolicited feedback.
2183  * 3 = both
2184  */
2185 #define IEEE80211_HE_MAC_CAP1_LINK_ADAPTATION                   0x80
2186
2187 #define IEEE80211_HE_MAC_CAP2_LINK_ADAPTATION                   0x01
2188 #define IEEE80211_HE_MAC_CAP2_ALL_ACK                           0x02
2189 #define IEEE80211_HE_MAC_CAP2_TRS                               0x04
2190 #define IEEE80211_HE_MAC_CAP2_BSR                               0x08
2191 #define IEEE80211_HE_MAC_CAP2_BCAST_TWT                         0x10
2192 #define IEEE80211_HE_MAC_CAP2_32BIT_BA_BITMAP                   0x20
2193 #define IEEE80211_HE_MAC_CAP2_MU_CASCADING                      0x40
2194 #define IEEE80211_HE_MAC_CAP2_ACK_EN                            0x80
2195
2196 #define IEEE80211_HE_MAC_CAP3_OMI_CONTROL                       0x02
2197 #define IEEE80211_HE_MAC_CAP3_OFDMA_RA                          0x04
2198
2199 /* The maximum length of an A-MDPU is defined by the combination of the Maximum
2200  * A-MDPU Length Exponent field in the HT capabilities, VHT capabilities and the
2201  * same field in the HE capabilities.
2202  */
2203 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_0           0x00
2204 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_1           0x08
2205 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_2           0x10
2206 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_3           0x18
2207 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_MASK            0x18
2208 #define IEEE80211_HE_MAC_CAP3_AMSDU_FRAG                        0x20
2209 #define IEEE80211_HE_MAC_CAP3_FLEX_TWT_SCHED                    0x40
2210 #define IEEE80211_HE_MAC_CAP3_RX_CTRL_FRAME_TO_MULTIBSS         0x80
2211
2212 #define IEEE80211_HE_MAC_CAP4_BSRP_BQRP_A_MPDU_AGG              0x01
2213 #define IEEE80211_HE_MAC_CAP4_QTP                               0x02
2214 #define IEEE80211_HE_MAC_CAP4_BQR                               0x04
2215 #define IEEE80211_HE_MAC_CAP4_PSR_RESP                          0x08
2216 #define IEEE80211_HE_MAC_CAP4_NDP_FB_REP                        0x10
2217 #define IEEE80211_HE_MAC_CAP4_OPS                               0x20
2218 #define IEEE80211_HE_MAC_CAP4_AMSDU_IN_AMPDU                    0x40
2219 /* Multi TID agg TX is split between byte #4 and #5
2220  * The value is a combination of B39,B40,B41
2221  */
2222 #define IEEE80211_HE_MAC_CAP4_MULTI_TID_AGG_TX_QOS_B39          0x80
2223
2224 #define IEEE80211_HE_MAC_CAP5_MULTI_TID_AGG_TX_QOS_B40          0x01
2225 #define IEEE80211_HE_MAC_CAP5_MULTI_TID_AGG_TX_QOS_B41          0x02
2226 #define IEEE80211_HE_MAC_CAP5_SUBCHAN_SELECTIVE_TRANSMISSION    0x04
2227 #define IEEE80211_HE_MAC_CAP5_UL_2x996_TONE_RU                  0x08
2228 #define IEEE80211_HE_MAC_CAP5_OM_CTRL_UL_MU_DATA_DIS_RX         0x10
2229 #define IEEE80211_HE_MAC_CAP5_HE_DYNAMIC_SM_PS                  0x20
2230 #define IEEE80211_HE_MAC_CAP5_PUNCTURED_SOUNDING                0x40
2231 #define IEEE80211_HE_MAC_CAP5_HT_VHT_TRIG_FRAME_RX              0x80
2232
2233 #define IEEE80211_HE_VHT_MAX_AMPDU_FACTOR       20
2234 #define IEEE80211_HE_HT_MAX_AMPDU_FACTOR        16
2235 #define IEEE80211_HE_6GHZ_MAX_AMPDU_FACTOR      13
2236
2237 /* 802.11ax HE PHY capabilities */
2238 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G             0x02
2239 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G       0x04
2240 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G            0x08
2241 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G      0x10
2242 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_MASK_ALL                0x1e
2243
2244 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_2G        0x20
2245 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_5G        0x40
2246 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_MASK                    0xfe
2247
2248 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_80MHZ_ONLY_SECOND_20MHZ  0x01
2249 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_80MHZ_ONLY_SECOND_40MHZ  0x02
2250 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_160MHZ_ONLY_SECOND_20MHZ 0x04
2251 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_160MHZ_ONLY_SECOND_40MHZ 0x08
2252 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_MASK                     0x0f
2253 #define IEEE80211_HE_PHY_CAP1_DEVICE_CLASS_A                            0x10
2254 #define IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD                    0x20
2255 #define IEEE80211_HE_PHY_CAP1_HE_LTF_AND_GI_FOR_HE_PPDUS_0_8US          0x40
2256 /* Midamble RX/TX Max NSTS is split between byte #2 and byte #3 */
2257 #define IEEE80211_HE_PHY_CAP1_MIDAMBLE_RX_TX_MAX_NSTS                   0x80
2258
2259 #define IEEE80211_HE_PHY_CAP2_MIDAMBLE_RX_TX_MAX_NSTS                   0x01
2260 #define IEEE80211_HE_PHY_CAP2_NDP_4x_LTF_AND_3_2US                      0x02
2261 #define IEEE80211_HE_PHY_CAP2_STBC_TX_UNDER_80MHZ                       0x04
2262 #define IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ                       0x08
2263 #define IEEE80211_HE_PHY_CAP2_DOPPLER_TX                                0x10
2264 #define IEEE80211_HE_PHY_CAP2_DOPPLER_RX                                0x20
2265
2266 /* Note that the meaning of UL MU below is different between an AP and a non-AP
2267  * sta, where in the AP case it indicates support for Rx and in the non-AP sta
2268  * case it indicates support for Tx.
2269  */
2270 #define IEEE80211_HE_PHY_CAP2_UL_MU_FULL_MU_MIMO                        0x40
2271 #define IEEE80211_HE_PHY_CAP2_UL_MU_PARTIAL_MU_MIMO                     0x80
2272
2273 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_NO_DCM                   0x00
2274 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_BPSK                     0x01
2275 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_QPSK                     0x02
2276 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_16_QAM                   0x03
2277 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_MASK                     0x03
2278 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_TX_NSS_1                          0x00
2279 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_TX_NSS_2                          0x04
2280 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_NO_DCM                   0x00
2281 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_BPSK                     0x08
2282 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_QPSK                     0x10
2283 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_16_QAM                   0x18
2284 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_MASK                     0x18
2285 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_RX_NSS_1                          0x00
2286 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_RX_NSS_2                          0x20
2287 #define IEEE80211_HE_PHY_CAP3_RX_PARTIAL_BW_SU_IN_20MHZ_MU              0x40
2288 #define IEEE80211_HE_PHY_CAP3_SU_BEAMFORMER                             0x80
2289
2290 #define IEEE80211_HE_PHY_CAP4_SU_BEAMFORMEE                             0x01
2291 #define IEEE80211_HE_PHY_CAP4_MU_BEAMFORMER                             0x02
2292
2293 /* Minimal allowed value of Max STS under 80MHz is 3 */
2294 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_4          0x0c
2295 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_5          0x10
2296 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_6          0x14
2297 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_7          0x18
2298 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_8          0x1c
2299 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_MASK       0x1c
2300
2301 /* Minimal allowed value of Max STS above 80MHz is 3 */
2302 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_4          0x60
2303 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_5          0x80
2304 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_6          0xa0
2305 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_7          0xc0
2306 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_8          0xe0
2307 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_MASK       0xe0
2308
2309 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_1      0x00
2310 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_2      0x01
2311 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_3      0x02
2312 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_4      0x03
2313 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_5      0x04
2314 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_6      0x05
2315 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_7      0x06
2316 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_8      0x07
2317 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK   0x07
2318
2319 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_1      0x00
2320 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_2      0x08
2321 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_3      0x10
2322 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_4      0x18
2323 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_5      0x20
2324 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_6      0x28
2325 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_7      0x30
2326 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_8      0x38
2327 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_MASK   0x38
2328
2329 #define IEEE80211_HE_PHY_CAP5_NG16_SU_FEEDBACK                          0x40
2330 #define IEEE80211_HE_PHY_CAP5_NG16_MU_FEEDBACK                          0x80
2331
2332 #define IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_42_SU                       0x01
2333 #define IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_75_MU                       0x02
2334 #define IEEE80211_HE_PHY_CAP6_TRIG_SU_BEAMFORMING_FB                    0x04
2335 #define IEEE80211_HE_PHY_CAP6_TRIG_MU_BEAMFORMING_PARTIAL_BW_FB         0x08
2336 #define IEEE80211_HE_PHY_CAP6_TRIG_CQI_FB                               0x10
2337 #define IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE                      0x20
2338 #define IEEE80211_HE_PHY_CAP6_PARTIAL_BANDWIDTH_DL_MUMIMO               0x40
2339 #define IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT                     0x80
2340
2341 #define IEEE80211_HE_PHY_CAP7_PSR_BASED_SR                              0x01
2342 #define IEEE80211_HE_PHY_CAP7_POWER_BOOST_FACTOR_SUPP                   0x02
2343 #define IEEE80211_HE_PHY_CAP7_HE_SU_MU_PPDU_4XLTF_AND_08_US_GI          0x04
2344 #define IEEE80211_HE_PHY_CAP7_MAX_NC_1                                  0x08
2345 #define IEEE80211_HE_PHY_CAP7_MAX_NC_2                                  0x10
2346 #define IEEE80211_HE_PHY_CAP7_MAX_NC_3                                  0x18
2347 #define IEEE80211_HE_PHY_CAP7_MAX_NC_4                                  0x20
2348 #define IEEE80211_HE_PHY_CAP7_MAX_NC_5                                  0x28
2349 #define IEEE80211_HE_PHY_CAP7_MAX_NC_6                                  0x30
2350 #define IEEE80211_HE_PHY_CAP7_MAX_NC_7                                  0x38
2351 #define IEEE80211_HE_PHY_CAP7_MAX_NC_MASK                               0x38
2352 #define IEEE80211_HE_PHY_CAP7_STBC_TX_ABOVE_80MHZ                       0x40
2353 #define IEEE80211_HE_PHY_CAP7_STBC_RX_ABOVE_80MHZ                       0x80
2354
2355 #define IEEE80211_HE_PHY_CAP8_HE_ER_SU_PPDU_4XLTF_AND_08_US_GI          0x01
2356 #define IEEE80211_HE_PHY_CAP8_20MHZ_IN_40MHZ_HE_PPDU_IN_2G              0x02
2357 #define IEEE80211_HE_PHY_CAP8_20MHZ_IN_160MHZ_HE_PPDU                   0x04
2358 #define IEEE80211_HE_PHY_CAP8_80MHZ_IN_160MHZ_HE_PPDU                   0x08
2359 #define IEEE80211_HE_PHY_CAP8_HE_ER_SU_1XLTF_AND_08_US_GI               0x10
2360 #define IEEE80211_HE_PHY_CAP8_MIDAMBLE_RX_TX_2X_AND_1XLTF               0x20
2361 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_242                            0x00
2362 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_484                            0x40
2363 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_996                            0x80
2364 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_2x996                          0xc0
2365 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_MASK                           0xc0
2366
2367 #define IEEE80211_HE_PHY_CAP9_LONGER_THAN_16_SIGB_OFDM_SYM              0x01
2368 #define IEEE80211_HE_PHY_CAP9_NON_TRIGGERED_CQI_FEEDBACK                0x02
2369 #define IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU         0x04
2370 #define IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU         0x08
2371 #define IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_COMP_SIGB     0x10
2372 #define IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_NON_COMP_SIGB 0x20
2373 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_0US                   0x0
2374 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_8US                   0x1
2375 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_16US                  0x2
2376 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_RESERVED              0x3
2377 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_POS                   6
2378 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_MASK                  0xc0
2379
2380 #define IEEE80211_HE_PHY_CAP10_HE_MU_M1RU_MAX_LTF                       0x01
2381
2382 /* 802.11ax HE TX/RX MCS NSS Support  */
2383 #define IEEE80211_TX_RX_MCS_NSS_SUPP_HIGHEST_MCS_POS                    (3)
2384 #define IEEE80211_TX_RX_MCS_NSS_SUPP_TX_BITMAP_POS                      (6)
2385 #define IEEE80211_TX_RX_MCS_NSS_SUPP_RX_BITMAP_POS                      (11)
2386 #define IEEE80211_TX_RX_MCS_NSS_SUPP_TX_BITMAP_MASK                     0x07c0
2387 #define IEEE80211_TX_RX_MCS_NSS_SUPP_RX_BITMAP_MASK                     0xf800
2388
2389 /* TX/RX HE MCS Support field Highest MCS subfield encoding */
2390 enum ieee80211_he_highest_mcs_supported_subfield_enc {
2391         HIGHEST_MCS_SUPPORTED_MCS7 = 0,
2392         HIGHEST_MCS_SUPPORTED_MCS8,
2393         HIGHEST_MCS_SUPPORTED_MCS9,
2394         HIGHEST_MCS_SUPPORTED_MCS10,
2395         HIGHEST_MCS_SUPPORTED_MCS11,
2396 };
2397
2398 /* Calculate 802.11ax HE capabilities IE Tx/Rx HE MCS NSS Support Field size */
2399 static inline u8
2400 ieee80211_he_mcs_nss_size(const struct ieee80211_he_cap_elem *he_cap)
2401 {
2402         u8 count = 4;
2403
2404         if (he_cap->phy_cap_info[0] &
2405             IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G)
2406                 count += 4;
2407
2408         if (he_cap->phy_cap_info[0] &
2409             IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G)
2410                 count += 4;
2411
2412         return count;
2413 }
2414
2415 /* 802.11ax HE PPE Thresholds */
2416 #define IEEE80211_PPE_THRES_NSS_SUPPORT_2NSS                    (1)
2417 #define IEEE80211_PPE_THRES_NSS_POS                             (0)
2418 #define IEEE80211_PPE_THRES_NSS_MASK                            (7)
2419 #define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_2x966_AND_966_RU   \
2420         (BIT(5) | BIT(6))
2421 #define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK               0x78
2422 #define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_POS                (3)
2423 #define IEEE80211_PPE_THRES_INFO_PPET_SIZE                      (3)
2424 #define IEEE80211_HE_PPE_THRES_INFO_HEADER_SIZE                 (7)
2425
2426 /*
2427  * Calculate 802.11ax HE capabilities IE PPE field size
2428  * Input: Header byte of ppe_thres (first byte), and HE capa IE's PHY cap u8*
2429  */
2430 static inline u8
2431 ieee80211_he_ppe_size(u8 ppe_thres_hdr, const u8 *phy_cap_info)
2432 {
2433         u8 n;
2434
2435         if ((phy_cap_info[6] &
2436              IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) == 0)
2437                 return 0;
2438
2439         n = hweight8(ppe_thres_hdr &
2440                      IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK);
2441         n *= (1 + ((ppe_thres_hdr & IEEE80211_PPE_THRES_NSS_MASK) >>
2442                    IEEE80211_PPE_THRES_NSS_POS));
2443
2444         /*
2445          * Each pair is 6 bits, and we need to add the 7 "header" bits to the
2446          * total size.
2447          */
2448         n = (n * IEEE80211_PPE_THRES_INFO_PPET_SIZE * 2) + 7;
2449         n = DIV_ROUND_UP(n, 8);
2450
2451         return n;
2452 }
2453
2454 static inline bool ieee80211_he_capa_size_ok(const u8 *data, u8 len)
2455 {
2456         const struct ieee80211_he_cap_elem *he_cap_ie_elem = (const void *)data;
2457         u8 needed = sizeof(*he_cap_ie_elem);
2458
2459         if (len < needed)
2460                 return false;
2461
2462         needed += ieee80211_he_mcs_nss_size(he_cap_ie_elem);
2463         if (len < needed)
2464                 return false;
2465
2466         if (he_cap_ie_elem->phy_cap_info[6] &
2467                         IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) {
2468                 if (len < needed + 1)
2469                         return false;
2470                 needed += ieee80211_he_ppe_size(data[needed],
2471                                                 he_cap_ie_elem->phy_cap_info);
2472         }
2473
2474         return len >= needed;
2475 }
2476
2477 /* HE Operation defines */
2478 #define IEEE80211_HE_OPERATION_DFLT_PE_DURATION_MASK            0x00000007
2479 #define IEEE80211_HE_OPERATION_TWT_REQUIRED                     0x00000008
2480 #define IEEE80211_HE_OPERATION_RTS_THRESHOLD_MASK               0x00003ff0
2481 #define IEEE80211_HE_OPERATION_RTS_THRESHOLD_OFFSET             4
2482 #define IEEE80211_HE_OPERATION_VHT_OPER_INFO                    0x00004000
2483 #define IEEE80211_HE_OPERATION_CO_HOSTED_BSS                    0x00008000
2484 #define IEEE80211_HE_OPERATION_ER_SU_DISABLE                    0x00010000
2485 #define IEEE80211_HE_OPERATION_6GHZ_OP_INFO                     0x00020000
2486 #define IEEE80211_HE_OPERATION_BSS_COLOR_MASK                   0x3f000000
2487 #define IEEE80211_HE_OPERATION_BSS_COLOR_OFFSET                 24
2488 #define IEEE80211_HE_OPERATION_PARTIAL_BSS_COLOR                0x40000000
2489 #define IEEE80211_HE_OPERATION_BSS_COLOR_DISABLED               0x80000000
2490
2491 #define IEEE80211_6GHZ_CTRL_REG_LPI_AP  0
2492 #define IEEE80211_6GHZ_CTRL_REG_SP_AP   1
2493
2494 /**
2495  * ieee80211_he_6ghz_oper - HE 6 GHz operation Information field
2496  * @primary: primary channel
2497  * @control: control flags
2498  * @ccfs0: channel center frequency segment 0
2499  * @ccfs1: channel center frequency segment 1
2500  * @minrate: minimum rate (in 1 Mbps units)
2501  */
2502 struct ieee80211_he_6ghz_oper {
2503         u8 primary;
2504 #define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH   0x3
2505 #define         IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_20MHZ     0
2506 #define         IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_40MHZ     1
2507 #define         IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_80MHZ     2
2508 #define         IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_160MHZ    3
2509 #define IEEE80211_HE_6GHZ_OPER_CTRL_DUP_BEACON  0x4
2510 #define IEEE80211_HE_6GHZ_OPER_CTRL_REG_INFO    0x38
2511         u8 control;
2512         u8 ccfs0;
2513         u8 ccfs1;
2514         u8 minrate;
2515 } __packed;
2516
2517 /*
2518  * In "9.4.2.161 Transmit Power Envelope element" of "IEEE Std 802.11ax-2021",
2519  * it show four types in "Table 9-275a-Maximum Transmit Power Interpretation
2520  * subfield encoding", and two category for each type in "Table E-12-Regulatory
2521  * Info subfield encoding in the United States".
2522  * So it it totally max 8 Transmit Power Envelope element.
2523  */
2524 #define IEEE80211_TPE_MAX_IE_COUNT      8
2525 /*
2526  * In "Table 9-277—Meaning of Maximum Transmit Power Count subfield"
2527  * of "IEEE Std 802.11ax™‐2021", the max power level is 8.
2528  */
2529 #define IEEE80211_MAX_NUM_PWR_LEVEL     8
2530
2531 #define IEEE80211_TPE_MAX_POWER_COUNT   8
2532
2533 /* transmit power interpretation type of transmit power envelope element */
2534 enum ieee80211_tx_power_intrpt_type {
2535         IEEE80211_TPE_LOCAL_EIRP,
2536         IEEE80211_TPE_LOCAL_EIRP_PSD,
2537         IEEE80211_TPE_REG_CLIENT_EIRP,
2538         IEEE80211_TPE_REG_CLIENT_EIRP_PSD,
2539 };
2540
2541 /**
2542  * struct ieee80211_tx_pwr_env
2543  *
2544  * This structure represents the "Transmit Power Envelope element"
2545  */
2546 struct ieee80211_tx_pwr_env {
2547         u8 tx_power_info;
2548         s8 tx_power[IEEE80211_TPE_MAX_POWER_COUNT];
2549 } __packed;
2550
2551 #define IEEE80211_TX_PWR_ENV_INFO_COUNT 0x7
2552 #define IEEE80211_TX_PWR_ENV_INFO_INTERPRET 0x38
2553 #define IEEE80211_TX_PWR_ENV_INFO_CATEGORY 0xC0
2554
2555 /*
2556  * ieee80211_he_oper_size - calculate 802.11ax HE Operations IE size
2557  * @he_oper_ie: byte data of the He Operations IE, stating from the byte
2558  *      after the ext ID byte. It is assumed that he_oper_ie has at least
2559  *      sizeof(struct ieee80211_he_operation) bytes, the caller must have
2560  *      validated this.
2561  * @return the actual size of the IE data (not including header), or 0 on error
2562  */
2563 static inline u8
2564 ieee80211_he_oper_size(const u8 *he_oper_ie)
2565 {
2566         const struct ieee80211_he_operation *he_oper = (const void *)he_oper_ie;
2567         u8 oper_len = sizeof(struct ieee80211_he_operation);
2568         u32 he_oper_params;
2569
2570         /* Make sure the input is not NULL */
2571         if (!he_oper_ie)
2572                 return 0;
2573
2574         /* Calc required length */
2575         he_oper_params = le32_to_cpu(he_oper->he_oper_params);
2576         if (he_oper_params & IEEE80211_HE_OPERATION_VHT_OPER_INFO)
2577                 oper_len += 3;
2578         if (he_oper_params & IEEE80211_HE_OPERATION_CO_HOSTED_BSS)
2579                 oper_len++;
2580         if (he_oper_params & IEEE80211_HE_OPERATION_6GHZ_OP_INFO)
2581                 oper_len += sizeof(struct ieee80211_he_6ghz_oper);
2582
2583         /* Add the first byte (extension ID) to the total length */
2584         oper_len++;
2585
2586         return oper_len;
2587 }
2588
2589 /**
2590  * ieee80211_he_6ghz_oper - obtain 6 GHz operation field
2591  * @he_oper: HE operation element (must be pre-validated for size)
2592  *      but may be %NULL
2593  *
2594  * Return: a pointer to the 6 GHz operation field, or %NULL
2595  */
2596 static inline const struct ieee80211_he_6ghz_oper *
2597 ieee80211_he_6ghz_oper(const struct ieee80211_he_operation *he_oper)
2598 {
2599         const u8 *ret = (const void *)&he_oper->optional;
2600         u32 he_oper_params;
2601
2602         if (!he_oper)
2603                 return NULL;
2604
2605         he_oper_params = le32_to_cpu(he_oper->he_oper_params);
2606
2607         if (!(he_oper_params & IEEE80211_HE_OPERATION_6GHZ_OP_INFO))
2608                 return NULL;
2609         if (he_oper_params & IEEE80211_HE_OPERATION_VHT_OPER_INFO)
2610                 ret += 3;
2611         if (he_oper_params & IEEE80211_HE_OPERATION_CO_HOSTED_BSS)
2612                 ret++;
2613
2614         return (const void *)ret;
2615 }
2616
2617 /* HE Spatial Reuse defines */
2618 #define IEEE80211_HE_SPR_PSR_DISALLOWED                         BIT(0)
2619 #define IEEE80211_HE_SPR_NON_SRG_OBSS_PD_SR_DISALLOWED          BIT(1)
2620 #define IEEE80211_HE_SPR_NON_SRG_OFFSET_PRESENT                 BIT(2)
2621 #define IEEE80211_HE_SPR_SRG_INFORMATION_PRESENT                BIT(3)
2622 #define IEEE80211_HE_SPR_HESIGA_SR_VAL15_ALLOWED                BIT(4)
2623
2624 /*
2625  * ieee80211_he_spr_size - calculate 802.11ax HE Spatial Reuse IE size
2626  * @he_spr_ie: byte data of the He Spatial Reuse IE, stating from the byte
2627  *      after the ext ID byte. It is assumed that he_spr_ie has at least
2628  *      sizeof(struct ieee80211_he_spr) bytes, the caller must have validated
2629  *      this
2630  * @return the actual size of the IE data (not including header), or 0 on error
2631  */
2632 static inline u8
2633 ieee80211_he_spr_size(const u8 *he_spr_ie)
2634 {
2635         const struct ieee80211_he_spr *he_spr = (const void *)he_spr_ie;
2636         u8 spr_len = sizeof(struct ieee80211_he_spr);
2637         u8 he_spr_params;
2638
2639         /* Make sure the input is not NULL */
2640         if (!he_spr_ie)
2641                 return 0;
2642
2643         /* Calc required length */
2644         he_spr_params = he_spr->he_sr_control;
2645         if (he_spr_params & IEEE80211_HE_SPR_NON_SRG_OFFSET_PRESENT)
2646                 spr_len++;
2647         if (he_spr_params & IEEE80211_HE_SPR_SRG_INFORMATION_PRESENT)
2648                 spr_len += 18;
2649
2650         /* Add the first byte (extension ID) to the total length */
2651         spr_len++;
2652
2653         return spr_len;
2654 }
2655
2656 /* S1G Capabilities Information field */
2657 #define IEEE80211_S1G_CAPABILITY_LEN    15
2658
2659 #define S1G_CAP0_S1G_LONG       BIT(0)
2660 #define S1G_CAP0_SGI_1MHZ       BIT(1)
2661 #define S1G_CAP0_SGI_2MHZ       BIT(2)
2662 #define S1G_CAP0_SGI_4MHZ       BIT(3)
2663 #define S1G_CAP0_SGI_8MHZ       BIT(4)
2664 #define S1G_CAP0_SGI_16MHZ      BIT(5)
2665 #define S1G_CAP0_SUPP_CH_WIDTH  GENMASK(7, 6)
2666
2667 #define S1G_SUPP_CH_WIDTH_2     0
2668 #define S1G_SUPP_CH_WIDTH_4     1
2669 #define S1G_SUPP_CH_WIDTH_8     2
2670 #define S1G_SUPP_CH_WIDTH_16    3
2671 #define S1G_SUPP_CH_WIDTH_MAX(cap) ((1 << FIELD_GET(S1G_CAP0_SUPP_CH_WIDTH, \
2672                                                     cap[0])) << 1)
2673
2674 #define S1G_CAP1_RX_LDPC        BIT(0)
2675 #define S1G_CAP1_TX_STBC        BIT(1)
2676 #define S1G_CAP1_RX_STBC        BIT(2)
2677 #define S1G_CAP1_SU_BFER        BIT(3)
2678 #define S1G_CAP1_SU_BFEE        BIT(4)
2679 #define S1G_CAP1_BFEE_STS       GENMASK(7, 5)
2680
2681 #define S1G_CAP2_SOUNDING_DIMENSIONS    GENMASK(2, 0)
2682 #define S1G_CAP2_MU_BFER                BIT(3)
2683 #define S1G_CAP2_MU_BFEE                BIT(4)
2684 #define S1G_CAP2_PLUS_HTC_VHT           BIT(5)
2685 #define S1G_CAP2_TRAVELING_PILOT        GENMASK(7, 6)
2686
2687 #define S1G_CAP3_RD_RESPONDER           BIT(0)
2688 #define S1G_CAP3_HT_DELAYED_BA          BIT(1)
2689 #define S1G_CAP3_MAX_MPDU_LEN           BIT(2)
2690 #define S1G_CAP3_MAX_AMPDU_LEN_EXP      GENMASK(4, 3)
2691 #define S1G_CAP3_MIN_MPDU_START         GENMASK(7, 5)
2692
2693 #define S1G_CAP4_UPLINK_SYNC    BIT(0)
2694 #define S1G_CAP4_DYNAMIC_AID    BIT(1)
2695 #define S1G_CAP4_BAT            BIT(2)
2696 #define S1G_CAP4_TIME_ADE       BIT(3)
2697 #define S1G_CAP4_NON_TIM        BIT(4)
2698 #define S1G_CAP4_GROUP_AID      BIT(5)
2699 #define S1G_CAP4_STA_TYPE       GENMASK(7, 6)
2700
2701 #define S1G_CAP5_CENT_AUTH_CONTROL      BIT(0)
2702 #define S1G_CAP5_DIST_AUTH_CONTROL      BIT(1)
2703 #define S1G_CAP5_AMSDU                  BIT(2)
2704 #define S1G_CAP5_AMPDU                  BIT(3)
2705 #define S1G_CAP5_ASYMMETRIC_BA          BIT(4)
2706 #define S1G_CAP5_FLOW_CONTROL           BIT(5)
2707 #define S1G_CAP5_SECTORIZED_BEAM        GENMASK(7, 6)
2708
2709 #define S1G_CAP6_OBSS_MITIGATION        BIT(0)
2710 #define S1G_CAP6_FRAGMENT_BA            BIT(1)
2711 #define S1G_CAP6_NDP_PS_POLL            BIT(2)
2712 #define S1G_CAP6_RAW_OPERATION          BIT(3)
2713 #define S1G_CAP6_PAGE_SLICING           BIT(4)
2714 #define S1G_CAP6_TXOP_SHARING_IMP_ACK   BIT(5)
2715 #define S1G_CAP6_VHT_LINK_ADAPT         GENMASK(7, 6)
2716
2717 #define S1G_CAP7_TACK_AS_PS_POLL                BIT(0)
2718 #define S1G_CAP7_DUP_1MHZ                       BIT(1)
2719 #define S1G_CAP7_MCS_NEGOTIATION                BIT(2)
2720 #define S1G_CAP7_1MHZ_CTL_RESPONSE_PREAMBLE     BIT(3)
2721 #define S1G_CAP7_NDP_BFING_REPORT_POLL          BIT(4)
2722 #define S1G_CAP7_UNSOLICITED_DYN_AID            BIT(5)
2723 #define S1G_CAP7_SECTOR_TRAINING_OPERATION      BIT(6)
2724 #define S1G_CAP7_TEMP_PS_MODE_SWITCH            BIT(7)
2725
2726 #define S1G_CAP8_TWT_GROUPING   BIT(0)
2727 #define S1G_CAP8_BDT            BIT(1)
2728 #define S1G_CAP8_COLOR          GENMASK(4, 2)
2729 #define S1G_CAP8_TWT_REQUEST    BIT(5)
2730 #define S1G_CAP8_TWT_RESPOND    BIT(6)
2731 #define S1G_CAP8_PV1_FRAME      BIT(7)
2732
2733 #define S1G_CAP9_LINK_ADAPT_PER_CONTROL_RESPONSE BIT(0)
2734
2735 #define S1G_OPER_CH_WIDTH_PRIMARY_1MHZ  BIT(0)
2736 #define S1G_OPER_CH_WIDTH_OPER          GENMASK(4, 1)
2737
2738 /* EHT MAC capabilities as defined in P802.11be_D1.4 section 9.4.2.313.2 */
2739 #define IEEE80211_EHT_MAC_CAP0_NSEP_PRIO_ACCESS                 0x01
2740 #define IEEE80211_EHT_MAC_CAP0_OM_CONTROL                       0x02
2741 #define IEEE80211_EHT_MAC_CAP0_TRIG_TXOP_SHARING_MODE1          0x04
2742 #define IEEE80211_EHT_MAC_CAP0_TRIG_TXOP_SHARING_MODE2          0x08
2743 #define IEEE80211_EHT_MAC_CAP0_RESTRICTED_TWT                   0x10
2744 #define IEEE80211_EHT_MAC_CAP0_SCS_TRAFFIC_DESC                 0x20
2745 #define IEEE80211_EHT_MAC_CAP0_MAX_AMPDU_LEN_MASK               0xc0
2746 #define         IEEE80211_EHT_MAC_CAP0_MAX_AMPDU_LEN_3895       0
2747 #define         IEEE80211_EHT_MAC_CAP0_MAX_AMPDU_LEN_7991       1
2748 #define         IEEE80211_EHT_MAC_CAP0_MAX_AMPDU_LEN_11454      2
2749
2750 /* EHT PHY capabilities as defined in P802.11be_D1.4 section 9.4.2.313.3 */
2751 #define IEEE80211_EHT_PHY_CAP0_320MHZ_IN_6GHZ                   0x02
2752 #define IEEE80211_EHT_PHY_CAP0_242_TONE_RU_GT20MHZ              0x04
2753 #define IEEE80211_EHT_PHY_CAP0_NDP_4_EHT_LFT_32_GI              0x08
2754 #define IEEE80211_EHT_PHY_CAP0_PARTIAL_BW_UL_MU_MIMO            0x10
2755 #define IEEE80211_EHT_PHY_CAP0_SU_BEAMFORMER                    0x20
2756 #define IEEE80211_EHT_PHY_CAP0_SU_BEAMFORMEE                    0x40
2757
2758 /* EHT beamformee number of spatial streams <= 80MHz is split */
2759 #define IEEE80211_EHT_PHY_CAP0_BEAMFORMEE_SS_80MHZ_MASK         0x80
2760 #define IEEE80211_EHT_PHY_CAP1_BEAMFORMEE_SS_80MHZ_MASK         0x03
2761
2762 #define IEEE80211_EHT_PHY_CAP1_BEAMFORMEE_SS_160MHZ_MASK        0x1c
2763 #define IEEE80211_EHT_PHY_CAP1_BEAMFORMEE_SS_320MHZ_MASK        0xe0
2764
2765 #define IEEE80211_EHT_PHY_CAP2_SOUNDING_DIM_80MHZ_MASK          0x07
2766 #define IEEE80211_EHT_PHY_CAP2_SOUNDING_DIM_160MHZ_MASK         0x38
2767
2768 /* EHT number of sounding dimensions for 320MHz is split */
2769 #define IEEE80211_EHT_PHY_CAP2_SOUNDING_DIM_320MHZ_MASK         0xc0
2770 #define IEEE80211_EHT_PHY_CAP3_SOUNDING_DIM_320MHZ_MASK         0x01
2771 #define IEEE80211_EHT_PHY_CAP3_NG_16_SU_FEEDBACK                0x02
2772 #define IEEE80211_EHT_PHY_CAP3_NG_16_MU_FEEDBACK                0x04
2773 #define IEEE80211_EHT_PHY_CAP3_CODEBOOK_4_2_SU_FDBK             0x08
2774 #define IEEE80211_EHT_PHY_CAP3_CODEBOOK_7_5_MU_FDBK             0x10
2775 #define IEEE80211_EHT_PHY_CAP3_TRIG_SU_BF_FDBK                  0x20
2776 #define IEEE80211_EHT_PHY_CAP3_TRIG_MU_BF_PART_BW_FDBK          0x40
2777 #define IEEE80211_EHT_PHY_CAP3_TRIG_CQI_FDBK                    0x80
2778
2779 #define IEEE80211_EHT_PHY_CAP4_PART_BW_DL_MU_MIMO               0x01
2780 #define IEEE80211_EHT_PHY_CAP4_PSR_SR_SUPP                      0x02
2781 #define IEEE80211_EHT_PHY_CAP4_POWER_BOOST_FACT_SUPP            0x04
2782 #define IEEE80211_EHT_PHY_CAP4_EHT_MU_PPDU_4_EHT_LTF_08_GI      0x08
2783 #define IEEE80211_EHT_PHY_CAP4_MAX_NC_MASK                      0xf0
2784
2785 #define IEEE80211_EHT_PHY_CAP5_NON_TRIG_CQI_FEEDBACK            0x01
2786 #define IEEE80211_EHT_PHY_CAP5_TX_LESS_242_TONE_RU_SUPP         0x02
2787 #define IEEE80211_EHT_PHY_CAP5_RX_LESS_242_TONE_RU_SUPP         0x04
2788 #define IEEE80211_EHT_PHY_CAP5_PPE_THRESHOLD_PRESENT            0x08
2789 #define IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_MASK      0x30
2790 #define   IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_0US     0
2791 #define   IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_8US     1
2792 #define   IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_16US    2
2793 #define   IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_20US    3
2794
2795 /* Maximum number of supported EHT LTF is split */
2796 #define IEEE80211_EHT_PHY_CAP5_MAX_NUM_SUPP_EHT_LTF_MASK        0xc0
2797 #define IEEE80211_EHT_PHY_CAP6_MAX_NUM_SUPP_EHT_LTF_MASK        0x07
2798
2799 #define IEEE80211_EHT_PHY_CAP6_MCS15_SUPP_MASK                  0x78
2800 #define IEEE80211_EHT_PHY_CAP6_EHT_DUP_6GHZ_SUPP                0x80
2801
2802 #define IEEE80211_EHT_PHY_CAP7_20MHZ_STA_RX_NDP_WIDER_BW        0x01
2803 #define IEEE80211_EHT_PHY_CAP7_NON_OFDMA_UL_MU_MIMO_80MHZ       0x02
2804 #define IEEE80211_EHT_PHY_CAP7_NON_OFDMA_UL_MU_MIMO_160MHZ      0x04
2805 #define IEEE80211_EHT_PHY_CAP7_NON_OFDMA_UL_MU_MIMO_320MHZ      0x08
2806 #define IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_80MHZ              0x10
2807 #define IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_160MHZ             0x20
2808 #define IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_320MHZ             0x40
2809 #define IEEE80211_EHT_PHY_CAP7_TB_SOUNDING_FDBK_RATE_LIMIT      0x80
2810
2811 #define IEEE80211_EHT_PHY_CAP8_RX_1024QAM_WIDER_BW_DL_OFDMA     0x01
2812 #define IEEE80211_EHT_PHY_CAP8_RX_4096QAM_WIDER_BW_DL_OFDMA     0x02
2813
2814 /*
2815  * EHT operation channel width as defined in P802.11be_D1.4 section 9.4.2.311
2816  */
2817 #define IEEE80211_EHT_OPER_CHAN_WIDTH           0x7
2818 #define IEEE80211_EHT_OPER_CHAN_WIDTH_20MHZ     0
2819 #define IEEE80211_EHT_OPER_CHAN_WIDTH_40MHZ     1
2820 #define IEEE80211_EHT_OPER_CHAN_WIDTH_80MHZ     2
2821 #define IEEE80211_EHT_OPER_CHAN_WIDTH_160MHZ    3
2822 #define IEEE80211_EHT_OPER_CHAN_WIDTH_320MHZ    4
2823
2824 /* Calculate 802.11be EHT capabilities IE Tx/Rx EHT MCS NSS Support Field size */
2825 static inline u8
2826 ieee80211_eht_mcs_nss_size(const struct ieee80211_he_cap_elem *he_cap,
2827                            const struct ieee80211_eht_cap_elem_fixed *eht_cap)
2828 {
2829         u8 count = 0;
2830
2831         /* on 2.4 GHz, if it supports 40 MHz, the result is 3 */
2832         if (he_cap->phy_cap_info[0] &
2833             IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G)
2834                 return 3;
2835
2836         /* on 2.4 GHz, these three bits are reserved, so should be 0 */
2837         if (he_cap->phy_cap_info[0] &
2838             IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G)
2839                 count += 3;
2840
2841         if (he_cap->phy_cap_info[0] &
2842             IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G)
2843                 count += 3;
2844
2845         if (eht_cap->phy_cap_info[0] & IEEE80211_EHT_PHY_CAP0_320MHZ_IN_6GHZ)
2846                 count += 3;
2847
2848         return count ? count : 4;
2849 }
2850
2851 /* 802.11be EHT PPE Thresholds */
2852 #define IEEE80211_EHT_PPE_THRES_NSS_POS                 0
2853 #define IEEE80211_EHT_PPE_THRES_NSS_MASK                0xf
2854 #define IEEE80211_EHT_PPE_THRES_RU_INDEX_BITMASK_MASK   0x1f0
2855 #define IEEE80211_EHT_PPE_THRES_INFO_PPET_SIZE          3
2856 #define IEEE80211_EHT_PPE_THRES_INFO_HEADER_SIZE        9
2857
2858 /*
2859  * Calculate 802.11be EHT capabilities IE EHT field size
2860  */
2861 static inline u8
2862 ieee80211_eht_ppe_size(u16 ppe_thres_hdr, const u8 *phy_cap_info)
2863 {
2864         u32 n;
2865
2866         if (!(phy_cap_info[5] &
2867               IEEE80211_EHT_PHY_CAP5_PPE_THRESHOLD_PRESENT))
2868                 return 0;
2869
2870         n = hweight16(ppe_thres_hdr &
2871                       IEEE80211_EHT_PPE_THRES_RU_INDEX_BITMASK_MASK);
2872         n *= 1 + u16_get_bits(ppe_thres_hdr, IEEE80211_EHT_PPE_THRES_NSS_MASK);
2873
2874         /*
2875          * Each pair is 6 bits, and we need to add the 9 "header" bits to the
2876          * total size.
2877          */
2878         n = n * IEEE80211_EHT_PPE_THRES_INFO_PPET_SIZE * 2 +
2879             IEEE80211_EHT_PPE_THRES_INFO_HEADER_SIZE;
2880         return DIV_ROUND_UP(n, 8);
2881 }
2882
2883 static inline bool
2884 ieee80211_eht_capa_size_ok(const u8 *he_capa, const u8 *data, u8 len)
2885 {
2886         const struct ieee80211_eht_cap_elem_fixed *elem = (const void *)data;
2887         u8 needed = sizeof(struct ieee80211_eht_cap_elem_fixed);
2888
2889         if (len < needed || !he_capa)
2890                 return false;
2891
2892         needed += ieee80211_eht_mcs_nss_size((const void *)he_capa,
2893                                              (const void *)data);
2894         if (len < needed)
2895                 return false;
2896
2897         if (elem->phy_cap_info[5] &
2898                         IEEE80211_EHT_PHY_CAP5_PPE_THRESHOLD_PRESENT) {
2899                 u16 ppe_thres_hdr;
2900
2901                 if (len < needed + sizeof(ppe_thres_hdr))
2902                         return false;
2903
2904                 ppe_thres_hdr = get_unaligned_le16(data + needed);
2905                 needed += ieee80211_eht_ppe_size(ppe_thres_hdr,
2906                                                  elem->phy_cap_info);
2907         }
2908
2909         return len >= needed;
2910 }
2911
2912 static inline bool
2913 ieee80211_eht_oper_size_ok(const u8 *data, u8 len)
2914 {
2915         const struct ieee80211_eht_operation *elem = (const void *)data;
2916         u8 needed = sizeof(*elem);
2917
2918         if (len < needed)
2919                 return false;
2920
2921         if (elem->present_bm & IEEE80211_EHT_OPER_DISABLED_SUBCHANNEL_BITMAP_PRESENT)
2922                 needed += 2;
2923
2924         return len >= needed;
2925 }
2926
2927 #define LISTEN_INT_USF  GENMASK(15, 14)
2928 #define LISTEN_INT_UI   GENMASK(13, 0)
2929
2930 #define IEEE80211_MAX_USF       FIELD_MAX(LISTEN_INT_USF)
2931 #define IEEE80211_MAX_UI        FIELD_MAX(LISTEN_INT_UI)
2932
2933 /* Authentication algorithms */
2934 #define WLAN_AUTH_OPEN 0
2935 #define WLAN_AUTH_SHARED_KEY 1
2936 #define WLAN_AUTH_FT 2
2937 #define WLAN_AUTH_SAE 3
2938 #define WLAN_AUTH_FILS_SK 4
2939 #define WLAN_AUTH_FILS_SK_PFS 5
2940 #define WLAN_AUTH_FILS_PK 6
2941 #define WLAN_AUTH_LEAP 128
2942
2943 #define WLAN_AUTH_CHALLENGE_LEN 128
2944
2945 #define WLAN_CAPABILITY_ESS             (1<<0)
2946 #define WLAN_CAPABILITY_IBSS            (1<<1)
2947
2948 /*
2949  * A mesh STA sets the ESS and IBSS capability bits to zero.
2950  * however, this holds true for p2p probe responses (in the p2p_find
2951  * phase) as well.
2952  */
2953 #define WLAN_CAPABILITY_IS_STA_BSS(cap) \
2954         (!((cap) & (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS)))
2955
2956 #define WLAN_CAPABILITY_CF_POLLABLE     (1<<2)
2957 #define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3)
2958 #define WLAN_CAPABILITY_PRIVACY         (1<<4)
2959 #define WLAN_CAPABILITY_SHORT_PREAMBLE  (1<<5)
2960 #define WLAN_CAPABILITY_PBCC            (1<<6)
2961 #define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7)
2962
2963 /* 802.11h */
2964 #define WLAN_CAPABILITY_SPECTRUM_MGMT   (1<<8)
2965 #define WLAN_CAPABILITY_QOS             (1<<9)
2966 #define WLAN_CAPABILITY_SHORT_SLOT_TIME (1<<10)
2967 #define WLAN_CAPABILITY_APSD            (1<<11)
2968 #define WLAN_CAPABILITY_RADIO_MEASURE   (1<<12)
2969 #define WLAN_CAPABILITY_DSSS_OFDM       (1<<13)
2970 #define WLAN_CAPABILITY_DEL_BACK        (1<<14)
2971 #define WLAN_CAPABILITY_IMM_BACK        (1<<15)
2972
2973 /* DMG (60gHz) 802.11ad */
2974 /* type - bits 0..1 */
2975 #define WLAN_CAPABILITY_DMG_TYPE_MASK           (3<<0)
2976 #define WLAN_CAPABILITY_DMG_TYPE_IBSS           (1<<0) /* Tx by: STA */
2977 #define WLAN_CAPABILITY_DMG_TYPE_PBSS           (2<<0) /* Tx by: PCP */
2978 #define WLAN_CAPABILITY_DMG_TYPE_AP             (3<<0) /* Tx by: AP */
2979
2980 #define WLAN_CAPABILITY_DMG_CBAP_ONLY           (1<<2)
2981 #define WLAN_CAPABILITY_DMG_CBAP_SOURCE         (1<<3)
2982 #define WLAN_CAPABILITY_DMG_PRIVACY             (1<<4)
2983 #define WLAN_CAPABILITY_DMG_ECPAC               (1<<5)
2984
2985 #define WLAN_CAPABILITY_DMG_SPECTRUM_MGMT       (1<<8)
2986 #define WLAN_CAPABILITY_DMG_RADIO_MEASURE       (1<<12)
2987
2988 /* measurement */
2989 #define IEEE80211_SPCT_MSR_RPRT_MODE_LATE       (1<<0)
2990 #define IEEE80211_SPCT_MSR_RPRT_MODE_INCAPABLE  (1<<1)
2991 #define IEEE80211_SPCT_MSR_RPRT_MODE_REFUSED    (1<<2)
2992
2993 #define IEEE80211_SPCT_MSR_RPRT_TYPE_BASIC      0
2994 #define IEEE80211_SPCT_MSR_RPRT_TYPE_CCA        1
2995 #define IEEE80211_SPCT_MSR_RPRT_TYPE_RPI        2
2996 #define IEEE80211_SPCT_MSR_RPRT_TYPE_LCI        8
2997 #define IEEE80211_SPCT_MSR_RPRT_TYPE_CIVIC      11
2998
2999 /* 802.11g ERP information element */
3000 #define WLAN_ERP_NON_ERP_PRESENT (1<<0)
3001 #define WLAN_ERP_USE_PROTECTION (1<<1)
3002 #define WLAN_ERP_BARKER_PREAMBLE (1<<2)
3003
3004 /* WLAN_ERP_BARKER_PREAMBLE values */
3005 enum {
3006         WLAN_ERP_PREAMBLE_SHORT = 0,
3007         WLAN_ERP_PREAMBLE_LONG = 1,
3008 };
3009
3010 /* Band ID, 802.11ad #8.4.1.45 */
3011 enum {
3012         IEEE80211_BANDID_TV_WS = 0, /* TV white spaces */
3013         IEEE80211_BANDID_SUB1  = 1, /* Sub-1 GHz (excluding TV white spaces) */
3014         IEEE80211_BANDID_2G    = 2, /* 2.4 GHz */
3015         IEEE80211_BANDID_3G    = 3, /* 3.6 GHz */
3016         IEEE80211_BANDID_5G    = 4, /* 4.9 and 5 GHz */
3017         IEEE80211_BANDID_60G   = 5, /* 60 GHz */
3018 };
3019
3020 /* Status codes */
3021 enum ieee80211_statuscode {
3022         WLAN_STATUS_SUCCESS = 0,
3023         WLAN_STATUS_UNSPECIFIED_FAILURE = 1,
3024         WLAN_STATUS_CAPS_UNSUPPORTED = 10,
3025         WLAN_STATUS_REASSOC_NO_ASSOC = 11,
3026         WLAN_STATUS_ASSOC_DENIED_UNSPEC = 12,
3027         WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG = 13,
3028         WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION = 14,
3029         WLAN_STATUS_CHALLENGE_FAIL = 15,
3030         WLAN_STATUS_AUTH_TIMEOUT = 16,
3031         WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA = 17,
3032         WLAN_STATUS_ASSOC_DENIED_RATES = 18,
3033         /* 802.11b */
3034         WLAN_STATUS_ASSOC_DENIED_NOSHORTPREAMBLE = 19,
3035         WLAN_STATUS_ASSOC_DENIED_NOPBCC = 20,
3036         WLAN_STATUS_ASSOC_DENIED_NOAGILITY = 21,
3037         /* 802.11h */
3038         WLAN_STATUS_ASSOC_DENIED_NOSPECTRUM = 22,
3039         WLAN_STATUS_ASSOC_REJECTED_BAD_POWER = 23,
3040         WLAN_STATUS_ASSOC_REJECTED_BAD_SUPP_CHAN = 24,
3041         /* 802.11g */
3042         WLAN_STATUS_ASSOC_DENIED_NOSHORTTIME = 25,
3043         WLAN_STATUS_ASSOC_DENIED_NODSSSOFDM = 26,
3044         /* 802.11w */
3045         WLAN_STATUS_ASSOC_REJECTED_TEMPORARILY = 30,
3046         WLAN_STATUS_ROBUST_MGMT_FRAME_POLICY_VIOLATION = 31,
3047         /* 802.11i */
3048         WLAN_STATUS_INVALID_IE = 40,
3049         WLAN_STATUS_INVALID_GROUP_CIPHER = 41,
3050         WLAN_STATUS_INVALID_PAIRWISE_CIPHER = 42,
3051         WLAN_STATUS_INVALID_AKMP = 43,
3052         WLAN_STATUS_UNSUPP_RSN_VERSION = 44,
3053         WLAN_STATUS_INVALID_RSN_IE_CAP = 45,
3054         WLAN_STATUS_CIPHER_SUITE_REJECTED = 46,
3055         /* 802.11e */
3056         WLAN_STATUS_UNSPECIFIED_QOS = 32,
3057         WLAN_STATUS_ASSOC_DENIED_NOBANDWIDTH = 33,
3058         WLAN_STATUS_ASSOC_DENIED_LOWACK = 34,
3059         WLAN_STATUS_ASSOC_DENIED_UNSUPP_QOS = 35,
3060         WLAN_STATUS_REQUEST_DECLINED = 37,
3061         WLAN_STATUS_INVALID_QOS_PARAM = 38,
3062         WLAN_STATUS_CHANGE_TSPEC = 39,
3063         WLAN_STATUS_WAIT_TS_DELAY = 47,
3064         WLAN_STATUS_NO_DIRECT_LINK = 48,
3065         WLAN_STATUS_STA_NOT_PRESENT = 49,
3066         WLAN_STATUS_STA_NOT_QSTA = 50,
3067         /* 802.11s */
3068         WLAN_STATUS_ANTI_CLOG_REQUIRED = 76,
3069         WLAN_STATUS_FCG_NOT_SUPP = 78,
3070         WLAN_STATUS_STA_NO_TBTT = 78,
3071         /* 802.11ad */
3072         WLAN_STATUS_REJECTED_WITH_SUGGESTED_CHANGES = 39,
3073         WLAN_STATUS_REJECTED_FOR_DELAY_PERIOD = 47,
3074         WLAN_STATUS_REJECT_WITH_SCHEDULE = 83,
3075         WLAN_STATUS_PENDING_ADMITTING_FST_SESSION = 86,
3076         WLAN_STATUS_PERFORMING_FST_NOW = 87,
3077         WLAN_STATUS_PENDING_GAP_IN_BA_WINDOW = 88,
3078         WLAN_STATUS_REJECT_U_PID_SETTING = 89,
3079         WLAN_STATUS_REJECT_DSE_BAND = 96,
3080         WLAN_STATUS_DENIED_WITH_SUGGESTED_BAND_AND_CHANNEL = 99,
3081         WLAN_STATUS_DENIED_DUE_TO_SPECTRUM_MANAGEMENT = 103,
3082         /* 802.11ai */
3083         WLAN_STATUS_FILS_AUTHENTICATION_FAILURE = 108,
3084         WLAN_STATUS_UNKNOWN_AUTHENTICATION_SERVER = 109,
3085         WLAN_STATUS_SAE_HASH_TO_ELEMENT = 126,
3086         WLAN_STATUS_SAE_PK = 127,
3087 };
3088
3089
3090 /* Reason codes */
3091 enum ieee80211_reasoncode {
3092         WLAN_REASON_UNSPECIFIED = 1,
3093         WLAN_REASON_PREV_AUTH_NOT_VALID = 2,
3094         WLAN_REASON_DEAUTH_LEAVING = 3,
3095         WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY = 4,
3096         WLAN_REASON_DISASSOC_AP_BUSY = 5,
3097         WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA = 6,
3098         WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA = 7,
3099         WLAN_REASON_DISASSOC_STA_HAS_LEFT = 8,
3100         WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH = 9,
3101         /* 802.11h */
3102         WLAN_REASON_DISASSOC_BAD_POWER = 10,
3103         WLAN_REASON_DISASSOC_BAD_SUPP_CHAN = 11,
3104         /* 802.11i */
3105         WLAN_REASON_INVALID_IE = 13,
3106         WLAN_REASON_MIC_FAILURE = 14,
3107         WLAN_REASON_4WAY_HANDSHAKE_TIMEOUT = 15,
3108         WLAN_REASON_GROUP_KEY_HANDSHAKE_TIMEOUT = 16,
3109         WLAN_REASON_IE_DIFFERENT = 17,
3110         WLAN_REASON_INVALID_GROUP_CIPHER = 18,
3111         WLAN_REASON_INVALID_PAIRWISE_CIPHER = 19,
3112         WLAN_REASON_INVALID_AKMP = 20,
3113         WLAN_REASON_UNSUPP_RSN_VERSION = 21,
3114         WLAN_REASON_INVALID_RSN_IE_CAP = 22,
3115         WLAN_REASON_IEEE8021X_FAILED = 23,
3116         WLAN_REASON_CIPHER_SUITE_REJECTED = 24,
3117         /* TDLS (802.11z) */
3118         WLAN_REASON_TDLS_TEARDOWN_UNREACHABLE = 25,
3119         WLAN_REASON_TDLS_TEARDOWN_UNSPECIFIED = 26,
3120         /* 802.11e */
3121         WLAN_REASON_DISASSOC_UNSPECIFIED_QOS = 32,
3122         WLAN_REASON_DISASSOC_QAP_NO_BANDWIDTH = 33,
3123         WLAN_REASON_DISASSOC_LOW_ACK = 34,
3124         WLAN_REASON_DISASSOC_QAP_EXCEED_TXOP = 35,
3125         WLAN_REASON_QSTA_LEAVE_QBSS = 36,
3126         WLAN_REASON_QSTA_NOT_USE = 37,
3127         WLAN_REASON_QSTA_REQUIRE_SETUP = 38,
3128         WLAN_REASON_QSTA_TIMEOUT = 39,
3129         WLAN_REASON_QSTA_CIPHER_NOT_SUPP = 45,
3130         /* 802.11s */
3131         WLAN_REASON_MESH_PEER_CANCELED = 52,
3132         WLAN_REASON_MESH_MAX_PEERS = 53,
3133         WLAN_REASON_MESH_CONFIG = 54,
3134         WLAN_REASON_MESH_CLOSE = 55,
3135         WLAN_REASON_MESH_MAX_RETRIES = 56,
3136         WLAN_REASON_MESH_CONFIRM_TIMEOUT = 57,
3137         WLAN_REASON_MESH_INVALID_GTK = 58,
3138         WLAN_REASON_MESH_INCONSISTENT_PARAM = 59,
3139         WLAN_REASON_MESH_INVALID_SECURITY = 60,
3140         WLAN_REASON_MESH_PATH_ERROR = 61,
3141         WLAN_REASON_MESH_PATH_NOFORWARD = 62,
3142         WLAN_REASON_MESH_PATH_DEST_UNREACHABLE = 63,
3143         WLAN_REASON_MAC_EXISTS_IN_MBSS = 64,
3144         WLAN_REASON_MESH_CHAN_REGULATORY = 65,
3145         WLAN_REASON_MESH_CHAN = 66,
3146 };
3147
3148
3149 /* Information Element IDs */
3150 enum ieee80211_eid {
3151         WLAN_EID_SSID = 0,
3152         WLAN_EID_SUPP_RATES = 1,
3153         WLAN_EID_FH_PARAMS = 2, /* reserved now */
3154         WLAN_EID_DS_PARAMS = 3,
3155         WLAN_EID_CF_PARAMS = 4,
3156         WLAN_EID_TIM = 5,
3157         WLAN_EID_IBSS_PARAMS = 6,
3158         WLAN_EID_COUNTRY = 7,
3159         /* 8, 9 reserved */
3160         WLAN_EID_REQUEST = 10,
3161         WLAN_EID_QBSS_LOAD = 11,
3162         WLAN_EID_EDCA_PARAM_SET = 12,
3163         WLAN_EID_TSPEC = 13,
3164         WLAN_EID_TCLAS = 14,
3165         WLAN_EID_SCHEDULE = 15,
3166         WLAN_EID_CHALLENGE = 16,
3167         /* 17-31 reserved for challenge text extension */
3168         WLAN_EID_PWR_CONSTRAINT = 32,
3169         WLAN_EID_PWR_CAPABILITY = 33,
3170         WLAN_EID_TPC_REQUEST = 34,
3171         WLAN_EID_TPC_REPORT = 35,
3172         WLAN_EID_SUPPORTED_CHANNELS = 36,
3173         WLAN_EID_CHANNEL_SWITCH = 37,
3174         WLAN_EID_MEASURE_REQUEST = 38,
3175         WLAN_EID_MEASURE_REPORT = 39,
3176         WLAN_EID_QUIET = 40,
3177         WLAN_EID_IBSS_DFS = 41,
3178         WLAN_EID_ERP_INFO = 42,
3179         WLAN_EID_TS_DELAY = 43,
3180         WLAN_EID_TCLAS_PROCESSING = 44,
3181         WLAN_EID_HT_CAPABILITY = 45,
3182         WLAN_EID_QOS_CAPA = 46,
3183         /* 47 reserved for Broadcom */
3184         WLAN_EID_RSN = 48,
3185         WLAN_EID_802_15_COEX = 49,
3186         WLAN_EID_EXT_SUPP_RATES = 50,
3187         WLAN_EID_AP_CHAN_REPORT = 51,
3188         WLAN_EID_NEIGHBOR_REPORT = 52,
3189         WLAN_EID_RCPI = 53,
3190         WLAN_EID_MOBILITY_DOMAIN = 54,
3191         WLAN_EID_FAST_BSS_TRANSITION = 55,
3192         WLAN_EID_TIMEOUT_INTERVAL = 56,
3193         WLAN_EID_RIC_DATA = 57,
3194         WLAN_EID_DSE_REGISTERED_LOCATION = 58,
3195         WLAN_EID_SUPPORTED_REGULATORY_CLASSES = 59,
3196         WLAN_EID_EXT_CHANSWITCH_ANN = 60,
3197         WLAN_EID_HT_OPERATION = 61,
3198         WLAN_EID_SECONDARY_CHANNEL_OFFSET = 62,
3199         WLAN_EID_BSS_AVG_ACCESS_DELAY = 63,
3200         WLAN_EID_ANTENNA_INFO = 64,
3201         WLAN_EID_RSNI = 65,
3202         WLAN_EID_MEASUREMENT_PILOT_TX_INFO = 66,
3203         WLAN_EID_BSS_AVAILABLE_CAPACITY = 67,
3204         WLAN_EID_BSS_AC_ACCESS_DELAY = 68,
3205         WLAN_EID_TIME_ADVERTISEMENT = 69,
3206         WLAN_EID_RRM_ENABLED_CAPABILITIES = 70,
3207         WLAN_EID_MULTIPLE_BSSID = 71,
3208         WLAN_EID_BSS_COEX_2040 = 72,
3209         WLAN_EID_BSS_INTOLERANT_CHL_REPORT = 73,
3210         WLAN_EID_OVERLAP_BSS_SCAN_PARAM = 74,
3211         WLAN_EID_RIC_DESCRIPTOR = 75,
3212         WLAN_EID_MMIE = 76,
3213         WLAN_EID_ASSOC_COMEBACK_TIME = 77,
3214         WLAN_EID_EVENT_REQUEST = 78,
3215         WLAN_EID_EVENT_REPORT = 79,
3216         WLAN_EID_DIAGNOSTIC_REQUEST = 80,
3217         WLAN_EID_DIAGNOSTIC_REPORT = 81,
3218         WLAN_EID_LOCATION_PARAMS = 82,
3219         WLAN_EID_NON_TX_BSSID_CAP =  83,
3220         WLAN_EID_SSID_LIST = 84,
3221         WLAN_EID_MULTI_BSSID_IDX = 85,
3222         WLAN_EID_FMS_DESCRIPTOR = 86,
3223         WLAN_EID_FMS_REQUEST = 87,
3224         WLAN_EID_FMS_RESPONSE = 88,
3225         WLAN_EID_QOS_TRAFFIC_CAPA = 89,
3226         WLAN_EID_BSS_MAX_IDLE_PERIOD = 90,
3227         WLAN_EID_TSF_REQUEST = 91,
3228         WLAN_EID_TSF_RESPOSNE = 92,
3229         WLAN_EID_WNM_SLEEP_MODE = 93,
3230         WLAN_EID_TIM_BCAST_REQ = 94,
3231         WLAN_EID_TIM_BCAST_RESP = 95,
3232         WLAN_EID_COLL_IF_REPORT = 96,
3233         WLAN_EID_CHANNEL_USAGE = 97,
3234         WLAN_EID_TIME_ZONE = 98,
3235         WLAN_EID_DMS_REQUEST = 99,
3236         WLAN_EID_DMS_RESPONSE = 100,
3237         WLAN_EID_LINK_ID = 101,
3238         WLAN_EID_WAKEUP_SCHEDUL = 102,
3239         /* 103 reserved */
3240         WLAN_EID_CHAN_SWITCH_TIMING = 104,
3241         WLAN_EID_PTI_CONTROL = 105,
3242         WLAN_EID_PU_BUFFER_STATUS = 106,
3243         WLAN_EID_INTERWORKING = 107,
3244         WLAN_EID_ADVERTISEMENT_PROTOCOL = 108,
3245         WLAN_EID_EXPEDITED_BW_REQ = 109,
3246         WLAN_EID_QOS_MAP_SET = 110,
3247         WLAN_EID_ROAMING_CONSORTIUM = 111,
3248         WLAN_EID_EMERGENCY_ALERT = 112,
3249         WLAN_EID_MESH_CONFIG = 113,
3250         WLAN_EID_MESH_ID = 114,
3251         WLAN_EID_LINK_METRIC_REPORT = 115,
3252         WLAN_EID_CONGESTION_NOTIFICATION = 116,
3253         WLAN_EID_PEER_MGMT = 117,
3254         WLAN_EID_CHAN_SWITCH_PARAM = 118,
3255         WLAN_EID_MESH_AWAKE_WINDOW = 119,
3256         WLAN_EID_BEACON_TIMING = 120,
3257         WLAN_EID_MCCAOP_SETUP_REQ = 121,
3258         WLAN_EID_MCCAOP_SETUP_RESP = 122,
3259         WLAN_EID_MCCAOP_ADVERT = 123,
3260         WLAN_EID_MCCAOP_TEARDOWN = 124,
3261         WLAN_EID_GANN = 125,
3262         WLAN_EID_RANN = 126,
3263         WLAN_EID_EXT_CAPABILITY = 127,
3264         /* 128, 129 reserved for Agere */
3265         WLAN_EID_PREQ = 130,
3266         WLAN_EID_PREP = 131,
3267         WLAN_EID_PERR = 132,
3268         /* 133-136 reserved for Cisco */
3269         WLAN_EID_PXU = 137,
3270         WLAN_EID_PXUC = 138,
3271         WLAN_EID_AUTH_MESH_PEER_EXCH = 139,
3272         WLAN_EID_MIC = 140,
3273         WLAN_EID_DESTINATION_URI = 141,
3274         WLAN_EID_UAPSD_COEX = 142,
3275         WLAN_EID_WAKEUP_SCHEDULE = 143,
3276         WLAN_EID_EXT_SCHEDULE = 144,
3277         WLAN_EID_STA_AVAILABILITY = 145,
3278         WLAN_EID_DMG_TSPEC = 146,
3279         WLAN_EID_DMG_AT = 147,
3280         WLAN_EID_DMG_CAP = 148,
3281         /* 149 reserved for Cisco */
3282         WLAN_EID_CISCO_VENDOR_SPECIFIC = 150,
3283         WLAN_EID_DMG_OPERATION = 151,
3284         WLAN_EID_DMG_BSS_PARAM_CHANGE = 152,
3285         WLAN_EID_DMG_BEAM_REFINEMENT = 153,
3286         WLAN_EID_CHANNEL_MEASURE_FEEDBACK = 154,
3287         /* 155-156 reserved for Cisco */
3288         WLAN_EID_AWAKE_WINDOW = 157,
3289         WLAN_EID_MULTI_BAND = 158,
3290         WLAN_EID_ADDBA_EXT = 159,
3291         WLAN_EID_NEXT_PCP_LIST = 160,
3292         WLAN_EID_PCP_HANDOVER = 161,
3293         WLAN_EID_DMG_LINK_MARGIN = 162,
3294         WLAN_EID_SWITCHING_STREAM = 163,
3295         WLAN_EID_SESSION_TRANSITION = 164,
3296         WLAN_EID_DYN_TONE_PAIRING_REPORT = 165,
3297         WLAN_EID_CLUSTER_REPORT = 166,
3298         WLAN_EID_RELAY_CAP = 167,
3299         WLAN_EID_RELAY_XFER_PARAM_SET = 168,
3300         WLAN_EID_BEAM_LINK_MAINT = 169,
3301         WLAN_EID_MULTIPLE_MAC_ADDR = 170,
3302         WLAN_EID_U_PID = 171,
3303         WLAN_EID_DMG_LINK_ADAPT_ACK = 172,
3304         /* 173 reserved for Symbol */
3305         WLAN_EID_MCCAOP_ADV_OVERVIEW = 174,
3306         WLAN_EID_QUIET_PERIOD_REQ = 175,
3307         /* 176 reserved for Symbol */
3308         WLAN_EID_QUIET_PERIOD_RESP = 177,
3309         /* 178-179 reserved for Symbol */
3310         /* 180 reserved for ISO/IEC 20011 */
3311         WLAN_EID_EPAC_POLICY = 182,
3312         WLAN_EID_CLISTER_TIME_OFF = 183,
3313         WLAN_EID_INTER_AC_PRIO = 184,
3314         WLAN_EID_SCS_DESCRIPTOR = 185,
3315         WLAN_EID_QLOAD_REPORT = 186,
3316         WLAN_EID_HCCA_TXOP_UPDATE_COUNT = 187,
3317         WLAN_EID_HL_STREAM_ID = 188,
3318         WLAN_EID_GCR_GROUP_ADDR = 189,
3319         WLAN_EID_ANTENNA_SECTOR_ID_PATTERN = 190,
3320         WLAN_EID_VHT_CAPABILITY = 191,
3321         WLAN_EID_VHT_OPERATION = 192,
3322         WLAN_EID_EXTENDED_BSS_LOAD = 193,
3323         WLAN_EID_WIDE_BW_CHANNEL_SWITCH = 194,
3324         WLAN_EID_TX_POWER_ENVELOPE = 195,
3325         WLAN_EID_CHANNEL_SWITCH_WRAPPER = 196,
3326         WLAN_EID_AID = 197,
3327         WLAN_EID_QUIET_CHANNEL = 198,
3328         WLAN_EID_OPMODE_NOTIF = 199,
3329
3330         WLAN_EID_REDUCED_NEIGHBOR_REPORT = 201,
3331
3332         WLAN_EID_AID_REQUEST = 210,
3333         WLAN_EID_AID_RESPONSE = 211,
3334         WLAN_EID_S1G_BCN_COMPAT = 213,
3335         WLAN_EID_S1G_SHORT_BCN_INTERVAL = 214,
3336         WLAN_EID_S1G_TWT = 216,
3337         WLAN_EID_S1G_CAPABILITIES = 217,
3338         WLAN_EID_VENDOR_SPECIFIC = 221,
3339         WLAN_EID_QOS_PARAMETER = 222,
3340         WLAN_EID_S1G_OPERATION = 232,
3341         WLAN_EID_CAG_NUMBER = 237,
3342         WLAN_EID_AP_CSN = 239,
3343         WLAN_EID_FILS_INDICATION = 240,
3344         WLAN_EID_DILS = 241,
3345         WLAN_EID_FRAGMENT = 242,
3346         WLAN_EID_RSNX = 244,
3347         WLAN_EID_EXTENSION = 255
3348 };
3349
3350 /* Element ID Extensions for Element ID 255 */
3351 enum ieee80211_eid_ext {
3352         WLAN_EID_EXT_ASSOC_DELAY_INFO = 1,
3353         WLAN_EID_EXT_FILS_REQ_PARAMS = 2,
3354         WLAN_EID_EXT_FILS_KEY_CONFIRM = 3,
3355         WLAN_EID_EXT_FILS_SESSION = 4,
3356         WLAN_EID_EXT_FILS_HLP_CONTAINER = 5,
3357         WLAN_EID_EXT_FILS_IP_ADDR_ASSIGN = 6,
3358         WLAN_EID_EXT_KEY_DELIVERY = 7,
3359         WLAN_EID_EXT_FILS_WRAPPED_DATA = 8,
3360         WLAN_EID_EXT_FILS_PUBLIC_KEY = 12,
3361         WLAN_EID_EXT_FILS_NONCE = 13,
3362         WLAN_EID_EXT_FUTURE_CHAN_GUIDANCE = 14,
3363         WLAN_EID_EXT_HE_CAPABILITY = 35,
3364         WLAN_EID_EXT_HE_OPERATION = 36,
3365         WLAN_EID_EXT_UORA = 37,
3366         WLAN_EID_EXT_HE_MU_EDCA = 38,
3367         WLAN_EID_EXT_HE_SPR = 39,
3368         WLAN_EID_EXT_NDP_FEEDBACK_REPORT_PARAMSET = 41,
3369         WLAN_EID_EXT_BSS_COLOR_CHG_ANN = 42,
3370         WLAN_EID_EXT_QUIET_TIME_PERIOD_SETUP = 43,
3371         WLAN_EID_EXT_ESS_REPORT = 45,
3372         WLAN_EID_EXT_OPS = 46,
3373         WLAN_EID_EXT_HE_BSS_LOAD = 47,
3374         WLAN_EID_EXT_MAX_CHANNEL_SWITCH_TIME = 52,
3375         WLAN_EID_EXT_MULTIPLE_BSSID_CONFIGURATION = 55,
3376         WLAN_EID_EXT_NON_INHERITANCE = 56,
3377         WLAN_EID_EXT_KNOWN_BSSID = 57,
3378         WLAN_EID_EXT_SHORT_SSID_LIST = 58,
3379         WLAN_EID_EXT_HE_6GHZ_CAPA = 59,
3380         WLAN_EID_EXT_UL_MU_POWER_CAPA = 60,
3381         WLAN_EID_EXT_EHT_OPERATION = 106,
3382         WLAN_EID_EXT_EHT_MULTI_LINK = 107,
3383         WLAN_EID_EXT_EHT_CAPABILITY = 108,
3384 };
3385
3386 /* Action category code */
3387 enum ieee80211_category {
3388         WLAN_CATEGORY_SPECTRUM_MGMT = 0,
3389         WLAN_CATEGORY_QOS = 1,
3390         WLAN_CATEGORY_DLS = 2,
3391         WLAN_CATEGORY_BACK = 3,
3392         WLAN_CATEGORY_PUBLIC = 4,
3393         WLAN_CATEGORY_RADIO_MEASUREMENT = 5,
3394         WLAN_CATEGORY_FAST_BBS_TRANSITION = 6,
3395         WLAN_CATEGORY_HT = 7,
3396         WLAN_CATEGORY_SA_QUERY = 8,
3397         WLAN_CATEGORY_PROTECTED_DUAL_OF_ACTION = 9,
3398         WLAN_CATEGORY_WNM = 10,
3399         WLAN_CATEGORY_WNM_UNPROTECTED = 11,
3400         WLAN_CATEGORY_TDLS = 12,
3401         WLAN_CATEGORY_MESH_ACTION = 13,
3402         WLAN_CATEGORY_MULTIHOP_ACTION = 14,
3403         WLAN_CATEGORY_SELF_PROTECTED = 15,
3404         WLAN_CATEGORY_DMG = 16,
3405         WLAN_CATEGORY_WMM = 17,
3406         WLAN_CATEGORY_FST = 18,
3407         WLAN_CATEGORY_UNPROT_DMG = 20,
3408         WLAN_CATEGORY_VHT = 21,
3409         WLAN_CATEGORY_S1G = 22,
3410         WLAN_CATEGORY_VENDOR_SPECIFIC_PROTECTED = 126,
3411         WLAN_CATEGORY_VENDOR_SPECIFIC = 127,
3412 };
3413
3414 /* SPECTRUM_MGMT action code */
3415 enum ieee80211_spectrum_mgmt_actioncode {
3416         WLAN_ACTION_SPCT_MSR_REQ = 0,
3417         WLAN_ACTION_SPCT_MSR_RPRT = 1,
3418         WLAN_ACTION_SPCT_TPC_REQ = 2,
3419         WLAN_ACTION_SPCT_TPC_RPRT = 3,
3420         WLAN_ACTION_SPCT_CHL_SWITCH = 4,
3421 };
3422
3423 /* HT action codes */
3424 enum ieee80211_ht_actioncode {
3425         WLAN_HT_ACTION_NOTIFY_CHANWIDTH = 0,
3426         WLAN_HT_ACTION_SMPS = 1,
3427         WLAN_HT_ACTION_PSMP = 2,
3428         WLAN_HT_ACTION_PCO_PHASE = 3,
3429         WLAN_HT_ACTION_CSI = 4,
3430         WLAN_HT_ACTION_NONCOMPRESSED_BF = 5,
3431         WLAN_HT_ACTION_COMPRESSED_BF = 6,
3432         WLAN_HT_ACTION_ASEL_IDX_FEEDBACK = 7,
3433 };
3434
3435 /* VHT action codes */
3436 enum ieee80211_vht_actioncode {
3437         WLAN_VHT_ACTION_COMPRESSED_BF = 0,
3438         WLAN_VHT_ACTION_GROUPID_MGMT = 1,
3439         WLAN_VHT_ACTION_OPMODE_NOTIF = 2,
3440 };
3441
3442 /* Self Protected Action codes */
3443 enum ieee80211_self_protected_actioncode {
3444         WLAN_SP_RESERVED = 0,
3445         WLAN_SP_MESH_PEERING_OPEN = 1,
3446         WLAN_SP_MESH_PEERING_CONFIRM = 2,
3447         WLAN_SP_MESH_PEERING_CLOSE = 3,
3448         WLAN_SP_MGK_INFORM = 4,
3449         WLAN_SP_MGK_ACK = 5,
3450 };
3451
3452 /* Mesh action codes */
3453 enum ieee80211_mesh_actioncode {
3454         WLAN_MESH_ACTION_LINK_METRIC_REPORT,
3455         WLAN_MESH_ACTION_HWMP_PATH_SELECTION,
3456         WLAN_MESH_ACTION_GATE_ANNOUNCEMENT,
3457         WLAN_MESH_ACTION_CONGESTION_CONTROL_NOTIFICATION,
3458         WLAN_MESH_ACTION_MCCA_SETUP_REQUEST,
3459         WLAN_MESH_ACTION_MCCA_SETUP_REPLY,
3460         WLAN_MESH_ACTION_MCCA_ADVERTISEMENT_REQUEST,
3461         WLAN_MESH_ACTION_MCCA_ADVERTISEMENT,
3462         WLAN_MESH_ACTION_MCCA_TEARDOWN,
3463         WLAN_MESH_ACTION_TBTT_ADJUSTMENT_REQUEST,
3464         WLAN_MESH_ACTION_TBTT_ADJUSTMENT_RESPONSE,
3465 };
3466
3467 /* Security key length */
3468 enum ieee80211_key_len {
3469         WLAN_KEY_LEN_WEP40 = 5,
3470         WLAN_KEY_LEN_WEP104 = 13,
3471         WLAN_KEY_LEN_CCMP = 16,
3472         WLAN_KEY_LEN_CCMP_256 = 32,
3473         WLAN_KEY_LEN_TKIP = 32,
3474         WLAN_KEY_LEN_AES_CMAC = 16,
3475         WLAN_KEY_LEN_SMS4 = 32,
3476         WLAN_KEY_LEN_GCMP = 16,
3477         WLAN_KEY_LEN_GCMP_256 = 32,
3478         WLAN_KEY_LEN_BIP_CMAC_256 = 32,
3479         WLAN_KEY_LEN_BIP_GMAC_128 = 16,
3480         WLAN_KEY_LEN_BIP_GMAC_256 = 32,
3481 };
3482
3483 enum ieee80211_s1g_actioncode {
3484         WLAN_S1G_AID_SWITCH_REQUEST,
3485         WLAN_S1G_AID_SWITCH_RESPONSE,
3486         WLAN_S1G_SYNC_CONTROL,
3487         WLAN_S1G_STA_INFO_ANNOUNCE,
3488         WLAN_S1G_EDCA_PARAM_SET,
3489         WLAN_S1G_EL_OPERATION,
3490         WLAN_S1G_TWT_SETUP,
3491         WLAN_S1G_TWT_TEARDOWN,
3492         WLAN_S1G_SECT_GROUP_ID_LIST,
3493         WLAN_S1G_SECT_ID_FEEDBACK,
3494         WLAN_S1G_TWT_INFORMATION = 11,
3495 };
3496
3497 #define IEEE80211_WEP_IV_LEN            4
3498 #define IEEE80211_WEP_ICV_LEN           4
3499 #define IEEE80211_CCMP_HDR_LEN          8
3500 #define IEEE80211_CCMP_MIC_LEN          8
3501 #define IEEE80211_CCMP_PN_LEN           6
3502 #define IEEE80211_CCMP_256_HDR_LEN      8
3503 #define IEEE80211_CCMP_256_MIC_LEN      16
3504 #define IEEE80211_CCMP_256_PN_LEN       6
3505 #define IEEE80211_TKIP_IV_LEN           8
3506 #define IEEE80211_TKIP_ICV_LEN          4
3507 #define IEEE80211_CMAC_PN_LEN           6
3508 #define IEEE80211_GMAC_PN_LEN           6
3509 #define IEEE80211_GCMP_HDR_LEN          8
3510 #define IEEE80211_GCMP_MIC_LEN          16
3511 #define IEEE80211_GCMP_PN_LEN           6
3512
3513 #define FILS_NONCE_LEN                  16
3514 #define FILS_MAX_KEK_LEN                64
3515
3516 #define FILS_ERP_MAX_USERNAME_LEN       16
3517 #define FILS_ERP_MAX_REALM_LEN          253
3518 #define FILS_ERP_MAX_RRK_LEN            64
3519
3520 #define PMK_MAX_LEN                     64
3521 #define SAE_PASSWORD_MAX_LEN            128
3522
3523 /* Public action codes (IEEE Std 802.11-2016, 9.6.8.1, Table 9-307) */
3524 enum ieee80211_pub_actioncode {
3525         WLAN_PUB_ACTION_20_40_BSS_COEX = 0,
3526         WLAN_PUB_ACTION_DSE_ENABLEMENT = 1,
3527         WLAN_PUB_ACTION_DSE_DEENABLEMENT = 2,
3528         WLAN_PUB_ACTION_DSE_REG_LOC_ANN = 3,
3529         WLAN_PUB_ACTION_EXT_CHANSW_ANN = 4,
3530         WLAN_PUB_ACTION_DSE_MSMT_REQ = 5,
3531         WLAN_PUB_ACTION_DSE_MSMT_RESP = 6,
3532         WLAN_PUB_ACTION_MSMT_PILOT = 7,
3533         WLAN_PUB_ACTION_DSE_PC = 8,
3534         WLAN_PUB_ACTION_VENDOR_SPECIFIC = 9,
3535         WLAN_PUB_ACTION_GAS_INITIAL_REQ = 10,
3536         WLAN_PUB_ACTION_GAS_INITIAL_RESP = 11,
3537         WLAN_PUB_ACTION_GAS_COMEBACK_REQ = 12,
3538         WLAN_PUB_ACTION_GAS_COMEBACK_RESP = 13,
3539         WLAN_PUB_ACTION_TDLS_DISCOVER_RES = 14,
3540         WLAN_PUB_ACTION_LOC_TRACK_NOTI = 15,
3541         WLAN_PUB_ACTION_QAB_REQUEST_FRAME = 16,
3542         WLAN_PUB_ACTION_QAB_RESPONSE_FRAME = 17,
3543         WLAN_PUB_ACTION_QMF_POLICY = 18,
3544         WLAN_PUB_ACTION_QMF_POLICY_CHANGE = 19,
3545         WLAN_PUB_ACTION_QLOAD_REQUEST = 20,
3546         WLAN_PUB_ACTION_QLOAD_REPORT = 21,
3547         WLAN_PUB_ACTION_HCCA_TXOP_ADVERT = 22,
3548         WLAN_PUB_ACTION_HCCA_TXOP_RESPONSE = 23,
3549         WLAN_PUB_ACTION_PUBLIC_KEY = 24,
3550         WLAN_PUB_ACTION_CHANNEL_AVAIL_QUERY = 25,
3551         WLAN_PUB_ACTION_CHANNEL_SCHEDULE_MGMT = 26,
3552         WLAN_PUB_ACTION_CONTACT_VERI_SIGNAL = 27,
3553         WLAN_PUB_ACTION_GDD_ENABLEMENT_REQ = 28,
3554         WLAN_PUB_ACTION_GDD_ENABLEMENT_RESP = 29,
3555         WLAN_PUB_ACTION_NETWORK_CHANNEL_CONTROL = 30,
3556         WLAN_PUB_ACTION_WHITE_SPACE_MAP_ANN = 31,
3557         WLAN_PUB_ACTION_FTM_REQUEST = 32,
3558         WLAN_PUB_ACTION_FTM = 33,
3559         WLAN_PUB_ACTION_FILS_DISCOVERY = 34,
3560 };
3561
3562 /* TDLS action codes */
3563 enum ieee80211_tdls_actioncode {
3564         WLAN_TDLS_SETUP_REQUEST = 0,
3565         WLAN_TDLS_SETUP_RESPONSE = 1,
3566         WLAN_TDLS_SETUP_CONFIRM = 2,
3567         WLAN_TDLS_TEARDOWN = 3,
3568         WLAN_TDLS_PEER_TRAFFIC_INDICATION = 4,
3569         WLAN_TDLS_CHANNEL_SWITCH_REQUEST = 5,
3570         WLAN_TDLS_CHANNEL_SWITCH_RESPONSE = 6,
3571         WLAN_TDLS_PEER_PSM_REQUEST = 7,
3572         WLAN_TDLS_PEER_PSM_RESPONSE = 8,
3573         WLAN_TDLS_PEER_TRAFFIC_RESPONSE = 9,
3574         WLAN_TDLS_DISCOVERY_REQUEST = 10,
3575 };
3576
3577 /* Extended Channel Switching capability to be set in the 1st byte of
3578  * the @WLAN_EID_EXT_CAPABILITY information element
3579  */
3580 #define WLAN_EXT_CAPA1_EXT_CHANNEL_SWITCHING    BIT(2)
3581
3582 /* Multiple BSSID capability is set in the 6th bit of 3rd byte of the
3583  * @WLAN_EID_EXT_CAPABILITY information element
3584  */
3585 #define WLAN_EXT_CAPA3_MULTI_BSSID_SUPPORT      BIT(6)
3586
3587 /* Timing Measurement protocol for time sync is set in the 7th bit of 3rd byte
3588  * of the @WLAN_EID_EXT_CAPABILITY information element
3589  */
3590 #define WLAN_EXT_CAPA3_TIMING_MEASUREMENT_SUPPORT       BIT(7)
3591
3592 /* TDLS capabilities in the 4th byte of @WLAN_EID_EXT_CAPABILITY */
3593 #define WLAN_EXT_CAPA4_TDLS_BUFFER_STA          BIT(4)
3594 #define WLAN_EXT_CAPA4_TDLS_PEER_PSM            BIT(5)
3595 #define WLAN_EXT_CAPA4_TDLS_CHAN_SWITCH         BIT(6)
3596
3597 /* Interworking capabilities are set in 7th bit of 4th byte of the
3598  * @WLAN_EID_EXT_CAPABILITY information element
3599  */
3600 #define WLAN_EXT_CAPA4_INTERWORKING_ENABLED     BIT(7)
3601
3602 /*
3603  * TDLS capabililites to be enabled in the 5th byte of the
3604  * @WLAN_EID_EXT_CAPABILITY information element
3605  */
3606 #define WLAN_EXT_CAPA5_TDLS_ENABLED     BIT(5)
3607 #define WLAN_EXT_CAPA5_TDLS_PROHIBITED  BIT(6)
3608 #define WLAN_EXT_CAPA5_TDLS_CH_SW_PROHIBITED    BIT(7)
3609
3610 #define WLAN_EXT_CAPA8_TDLS_WIDE_BW_ENABLED     BIT(5)
3611 #define WLAN_EXT_CAPA8_OPMODE_NOTIF     BIT(6)
3612
3613 /* Defines the maximal number of MSDUs in an A-MSDU. */
3614 #define WLAN_EXT_CAPA8_MAX_MSDU_IN_AMSDU_LSB    BIT(7)
3615 #define WLAN_EXT_CAPA9_MAX_MSDU_IN_AMSDU_MSB    BIT(0)
3616
3617 /*
3618  * Fine Timing Measurement Initiator - bit 71 of @WLAN_EID_EXT_CAPABILITY
3619  * information element
3620  */
3621 #define WLAN_EXT_CAPA9_FTM_INITIATOR    BIT(7)
3622
3623 /* Defines support for TWT Requester and TWT Responder */
3624 #define WLAN_EXT_CAPA10_TWT_REQUESTER_SUPPORT   BIT(5)
3625 #define WLAN_EXT_CAPA10_TWT_RESPONDER_SUPPORT   BIT(6)
3626
3627 /*
3628  * When set, indicates that the AP is able to tolerate 26-tone RU UL
3629  * OFDMA transmissions using HE TB PPDU from OBSS (not falsely classify the
3630  * 26-tone RU UL OFDMA transmissions as radar pulses).
3631  */
3632 #define WLAN_EXT_CAPA10_OBSS_NARROW_BW_RU_TOLERANCE_SUPPORT BIT(7)
3633
3634 /* Defines support for enhanced multi-bssid advertisement*/
3635 #define WLAN_EXT_CAPA11_EMA_SUPPORT     BIT(3)
3636
3637 /* TDLS specific payload type in the LLC/SNAP header */
3638 #define WLAN_TDLS_SNAP_RFTYPE   0x2
3639
3640 /* BSS Coex IE information field bits */
3641 #define WLAN_BSS_COEX_INFORMATION_REQUEST       BIT(0)
3642
3643 /**
3644  * enum ieee80211_mesh_sync_method - mesh synchronization method identifier
3645  *
3646  * @IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET: the default synchronization method
3647  * @IEEE80211_SYNC_METHOD_VENDOR: a vendor specific synchronization method
3648  *      that will be specified in a vendor specific information element
3649  */
3650 enum ieee80211_mesh_sync_method {
3651         IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET = 1,
3652         IEEE80211_SYNC_METHOD_VENDOR = 255,
3653 };
3654
3655 /**
3656  * enum ieee80211_mesh_path_protocol - mesh path selection protocol identifier
3657  *
3658  * @IEEE80211_PATH_PROTOCOL_HWMP: the default path selection protocol
3659  * @IEEE80211_PATH_PROTOCOL_VENDOR: a vendor specific protocol that will
3660  *      be specified in a vendor specific information element
3661  */
3662 enum ieee80211_mesh_path_protocol {
3663         IEEE80211_PATH_PROTOCOL_HWMP = 1,
3664         IEEE80211_PATH_PROTOCOL_VENDOR = 255,
3665 };
3666
3667 /**
3668  * enum ieee80211_mesh_path_metric - mesh path selection metric identifier
3669  *
3670  * @IEEE80211_PATH_METRIC_AIRTIME: the default path selection metric
3671  * @IEEE80211_PATH_METRIC_VENDOR: a vendor specific metric that will be
3672  *      specified in a vendor specific information element
3673  */
3674 enum ieee80211_mesh_path_metric {
3675         IEEE80211_PATH_METRIC_AIRTIME = 1,
3676         IEEE80211_PATH_METRIC_VENDOR = 255,
3677 };
3678
3679 /**
3680  * enum ieee80211_root_mode_identifier - root mesh STA mode identifier
3681  *
3682  * These attribute are used by dot11MeshHWMPRootMode to set root mesh STA mode
3683  *
3684  * @IEEE80211_ROOTMODE_NO_ROOT: the mesh STA is not a root mesh STA (default)
3685  * @IEEE80211_ROOTMODE_ROOT: the mesh STA is a root mesh STA if greater than
3686  *      this value
3687  * @IEEE80211_PROACTIVE_PREQ_NO_PREP: the mesh STA is a root mesh STA supports
3688  *      the proactive PREQ with proactive PREP subfield set to 0
3689  * @IEEE80211_PROACTIVE_PREQ_WITH_PREP: the mesh STA is a root mesh STA
3690  *      supports the proactive PREQ with proactive PREP subfield set to 1
3691  * @IEEE80211_PROACTIVE_RANN: the mesh STA is a root mesh STA supports
3692  *      the proactive RANN
3693  */
3694 enum ieee80211_root_mode_identifier {
3695         IEEE80211_ROOTMODE_NO_ROOT = 0,
3696         IEEE80211_ROOTMODE_ROOT = 1,
3697         IEEE80211_PROACTIVE_PREQ_NO_PREP = 2,
3698         IEEE80211_PROACTIVE_PREQ_WITH_PREP = 3,
3699         IEEE80211_PROACTIVE_RANN = 4,
3700 };
3701
3702 /*
3703  * IEEE 802.11-2007 7.3.2.9 Country information element
3704  *
3705  * Minimum length is 8 octets, ie len must be evenly
3706  * divisible by 2
3707  */
3708
3709 /* Although the spec says 8 I'm seeing 6 in practice */
3710 #define IEEE80211_COUNTRY_IE_MIN_LEN    6
3711
3712 /* The Country String field of the element shall be 3 octets in length */
3713 #define IEEE80211_COUNTRY_STRING_LEN    3
3714
3715 /*
3716  * For regulatory extension stuff see IEEE 802.11-2007
3717  * Annex I (page 1141) and Annex J (page 1147). Also
3718  * review 7.3.2.9.
3719  *
3720  * When dot11RegulatoryClassesRequired is true and the
3721  * first_channel/reg_extension_id is >= 201 then the IE
3722  * compromises of the 'ext' struct represented below:
3723  *
3724  *  - Regulatory extension ID - when generating IE this just needs
3725  *    to be monotonically increasing for each triplet passed in
3726  *    the IE
3727  *  - Regulatory class - index into set of rules
3728  *  - Coverage class - index into air propagation time (Table 7-27),
3729  *    in microseconds, you can compute the air propagation time from
3730  *    the index by multiplying by 3, so index 10 yields a propagation
3731  *    of 10 us. Valid values are 0-31, values 32-255 are not defined
3732  *    yet. A value of 0 inicates air propagation of <= 1 us.
3733  *
3734  *  See also Table I.2 for Emission limit sets and table
3735  *  I.3 for Behavior limit sets. Table J.1 indicates how to map
3736  *  a reg_class to an emission limit set and behavior limit set.
3737  */
3738 #define IEEE80211_COUNTRY_EXTENSION_ID 201
3739
3740 /*
3741  *  Channels numbers in the IE must be monotonically increasing
3742  *  if dot11RegulatoryClassesRequired is not true.
3743  *
3744  *  If dot11RegulatoryClassesRequired is true consecutive
3745  *  subband triplets following a regulatory triplet shall
3746  *  have monotonically increasing first_channel number fields.
3747  *
3748  *  Channel numbers shall not overlap.
3749  *
3750  *  Note that max_power is signed.
3751  */
3752 struct ieee80211_country_ie_triplet {
3753         union {
3754                 struct {
3755                         u8 first_channel;
3756                         u8 num_channels;
3757                         s8 max_power;
3758                 } __packed chans;
3759                 struct {
3760                         u8 reg_extension_id;
3761                         u8 reg_class;
3762                         u8 coverage_class;
3763                 } __packed ext;
3764         };
3765 } __packed;
3766
3767 enum ieee80211_timeout_interval_type {
3768         WLAN_TIMEOUT_REASSOC_DEADLINE = 1 /* 802.11r */,
3769         WLAN_TIMEOUT_KEY_LIFETIME = 2 /* 802.11r */,
3770         WLAN_TIMEOUT_ASSOC_COMEBACK = 3 /* 802.11w */,
3771 };
3772
3773 /**
3774  * struct ieee80211_timeout_interval_ie - Timeout Interval element
3775  * @type: type, see &enum ieee80211_timeout_interval_type
3776  * @value: timeout interval value
3777  */
3778 struct ieee80211_timeout_interval_ie {
3779         u8 type;
3780         __le32 value;
3781 } __packed;
3782
3783 /**
3784  * enum ieee80211_idle_options - BSS idle options
3785  * @WLAN_IDLE_OPTIONS_PROTECTED_KEEP_ALIVE: the station should send an RSN
3786  *      protected frame to the AP to reset the idle timer at the AP for
3787  *      the station.
3788  */
3789 enum ieee80211_idle_options {
3790         WLAN_IDLE_OPTIONS_PROTECTED_KEEP_ALIVE = BIT(0),
3791 };
3792
3793 /**
3794  * struct ieee80211_bss_max_idle_period_ie
3795  *
3796  * This structure refers to "BSS Max idle period element"
3797  *
3798  * @max_idle_period: indicates the time period during which a station can
3799  *      refrain from transmitting frames to its associated AP without being
3800  *      disassociated. In units of 1000 TUs.
3801  * @idle_options: indicates the options associated with the BSS idle capability
3802  *      as specified in &enum ieee80211_idle_options.
3803  */
3804 struct ieee80211_bss_max_idle_period_ie {
3805         __le16 max_idle_period;
3806         u8 idle_options;
3807 } __packed;
3808
3809 /* BACK action code */
3810 enum ieee80211_back_actioncode {
3811         WLAN_ACTION_ADDBA_REQ = 0,
3812         WLAN_ACTION_ADDBA_RESP = 1,
3813         WLAN_ACTION_DELBA = 2,
3814 };
3815
3816 /* BACK (block-ack) parties */
3817 enum ieee80211_back_parties {
3818         WLAN_BACK_RECIPIENT = 0,
3819         WLAN_BACK_INITIATOR = 1,
3820 };
3821
3822 /* SA Query action */
3823 enum ieee80211_sa_query_action {
3824         WLAN_ACTION_SA_QUERY_REQUEST = 0,
3825         WLAN_ACTION_SA_QUERY_RESPONSE = 1,
3826 };
3827
3828 /**
3829  * struct ieee80211_bssid_index
3830  *
3831  * This structure refers to "Multiple BSSID-index element"
3832  *
3833  * @bssid_index: BSSID index
3834  * @dtim_period: optional, overrides transmitted BSS dtim period
3835  * @dtim_count: optional, overrides transmitted BSS dtim count
3836  */
3837 struct ieee80211_bssid_index {
3838         u8 bssid_index;
3839         u8 dtim_period;
3840         u8 dtim_count;
3841 };
3842
3843 /**
3844  * struct ieee80211_multiple_bssid_configuration
3845  *
3846  * This structure refers to "Multiple BSSID Configuration element"
3847  *
3848  * @bssid_count: total number of active BSSIDs in the set
3849  * @profile_periodicity: the least number of beacon frames need to be received
3850  *      in order to discover all the nontransmitted BSSIDs in the set.
3851  */
3852 struct ieee80211_multiple_bssid_configuration {
3853         u8 bssid_count;
3854         u8 profile_periodicity;
3855 };
3856
3857 #define SUITE(oui, id)  (((oui) << 8) | (id))
3858
3859 /* cipher suite selectors */
3860 #define WLAN_CIPHER_SUITE_USE_GROUP     SUITE(0x000FAC, 0)
3861 #define WLAN_CIPHER_SUITE_WEP40         SUITE(0x000FAC, 1)
3862 #define WLAN_CIPHER_SUITE_TKIP          SUITE(0x000FAC, 2)
3863 /* reserved:                            SUITE(0x000FAC, 3) */
3864 #define WLAN_CIPHER_SUITE_CCMP          SUITE(0x000FAC, 4)
3865 #define WLAN_CIPHER_SUITE_WEP104        SUITE(0x000FAC, 5)
3866 #define WLAN_CIPHER_SUITE_AES_CMAC      SUITE(0x000FAC, 6)
3867 #define WLAN_CIPHER_SUITE_GCMP          SUITE(0x000FAC, 8)
3868 #define WLAN_CIPHER_SUITE_GCMP_256      SUITE(0x000FAC, 9)
3869 #define WLAN_CIPHER_SUITE_CCMP_256      SUITE(0x000FAC, 10)
3870 #define WLAN_CIPHER_SUITE_BIP_GMAC_128  SUITE(0x000FAC, 11)
3871 #define WLAN_CIPHER_SUITE_BIP_GMAC_256  SUITE(0x000FAC, 12)
3872 #define WLAN_CIPHER_SUITE_BIP_CMAC_256  SUITE(0x000FAC, 13)
3873
3874 #define WLAN_CIPHER_SUITE_SMS4          SUITE(0x001472, 1)
3875
3876 /* AKM suite selectors */
3877 #define WLAN_AKM_SUITE_8021X                    SUITE(0x000FAC, 1)
3878 #define WLAN_AKM_SUITE_PSK                      SUITE(0x000FAC, 2)
3879 #define WLAN_AKM_SUITE_FT_8021X                 SUITE(0x000FAC, 3)
3880 #define WLAN_AKM_SUITE_FT_PSK                   SUITE(0x000FAC, 4)
3881 #define WLAN_AKM_SUITE_8021X_SHA256             SUITE(0x000FAC, 5)
3882 #define WLAN_AKM_SUITE_PSK_SHA256               SUITE(0x000FAC, 6)
3883 #define WLAN_AKM_SUITE_TDLS                     SUITE(0x000FAC, 7)
3884 #define WLAN_AKM_SUITE_SAE                      SUITE(0x000FAC, 8)
3885 #define WLAN_AKM_SUITE_FT_OVER_SAE              SUITE(0x000FAC, 9)
3886 #define WLAN_AKM_SUITE_AP_PEER_KEY              SUITE(0x000FAC, 10)
3887 #define WLAN_AKM_SUITE_8021X_SUITE_B            SUITE(0x000FAC, 11)
3888 #define WLAN_AKM_SUITE_8021X_SUITE_B_192        SUITE(0x000FAC, 12)
3889 #define WLAN_AKM_SUITE_FT_8021X_SHA384          SUITE(0x000FAC, 13)
3890 #define WLAN_AKM_SUITE_FILS_SHA256              SUITE(0x000FAC, 14)
3891 #define WLAN_AKM_SUITE_FILS_SHA384              SUITE(0x000FAC, 15)
3892 #define WLAN_AKM_SUITE_FT_FILS_SHA256           SUITE(0x000FAC, 16)
3893 #define WLAN_AKM_SUITE_FT_FILS_SHA384           SUITE(0x000FAC, 17)
3894 #define WLAN_AKM_SUITE_OWE                      SUITE(0x000FAC, 18)
3895 #define WLAN_AKM_SUITE_FT_PSK_SHA384            SUITE(0x000FAC, 19)
3896 #define WLAN_AKM_SUITE_PSK_SHA384               SUITE(0x000FAC, 20)
3897
3898 #define WLAN_AKM_SUITE_WFA_DPP                  SUITE(WLAN_OUI_WFA, 2)
3899
3900 #define WLAN_MAX_KEY_LEN                32
3901
3902 #define WLAN_PMK_NAME_LEN               16
3903 #define WLAN_PMKID_LEN                  16
3904 #define WLAN_PMK_LEN_EAP_LEAP           16
3905 #define WLAN_PMK_LEN                    32
3906 #define WLAN_PMK_LEN_SUITE_B_192        48
3907
3908 #define WLAN_OUI_WFA                    0x506f9a
3909 #define WLAN_OUI_TYPE_WFA_P2P           9
3910 #define WLAN_OUI_TYPE_WFA_DPP           0x1A
3911 #define WLAN_OUI_MICROSOFT              0x0050f2
3912 #define WLAN_OUI_TYPE_MICROSOFT_WPA     1
3913 #define WLAN_OUI_TYPE_MICROSOFT_WMM     2
3914 #define WLAN_OUI_TYPE_MICROSOFT_WPS     4
3915 #define WLAN_OUI_TYPE_MICROSOFT_TPC     8
3916
3917 /*
3918  * WMM/802.11e Tspec Element
3919  */
3920 #define IEEE80211_WMM_IE_TSPEC_TID_MASK         0x0F
3921 #define IEEE80211_WMM_IE_TSPEC_TID_SHIFT        1
3922
3923 enum ieee80211_tspec_status_code {
3924         IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED = 0,
3925         IEEE80211_TSPEC_STATUS_ADDTS_INVAL_PARAMS = 0x1,
3926 };
3927
3928 struct ieee80211_tspec_ie {
3929         u8 element_id;
3930         u8 len;
3931         u8 oui[3];
3932         u8 oui_type;
3933         u8 oui_subtype;
3934         u8 version;
3935         __le16 tsinfo;
3936         u8 tsinfo_resvd;
3937         __le16 nominal_msdu;
3938         __le16 max_msdu;
3939         __le32 min_service_int;
3940         __le32 max_service_int;
3941         __le32 inactivity_int;
3942         __le32 suspension_int;
3943         __le32 service_start_time;
3944         __le32 min_data_rate;
3945         __le32 mean_data_rate;
3946         __le32 peak_data_rate;
3947         __le32 max_burst_size;
3948         __le32 delay_bound;
3949         __le32 min_phy_rate;
3950         __le16 sba;
3951         __le16 medium_time;
3952 } __packed;
3953
3954 struct ieee80211_he_6ghz_capa {
3955         /* uses IEEE80211_HE_6GHZ_CAP_* below */
3956         __le16 capa;
3957 } __packed;
3958
3959 /* HE 6 GHz band capabilities */
3960 /* uses enum ieee80211_min_mpdu_spacing values */
3961 #define IEEE80211_HE_6GHZ_CAP_MIN_MPDU_START    0x0007
3962 /* uses enum ieee80211_vht_max_ampdu_length_exp values */
3963 #define IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP 0x0038
3964 /* uses IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_* values */
3965 #define IEEE80211_HE_6GHZ_CAP_MAX_MPDU_LEN      0x00c0
3966 /* WLAN_HT_CAP_SM_PS_* values */
3967 #define IEEE80211_HE_6GHZ_CAP_SM_PS             0x0600
3968 #define IEEE80211_HE_6GHZ_CAP_RD_RESPONDER      0x0800
3969 #define IEEE80211_HE_6GHZ_CAP_RX_ANTPAT_CONS    0x1000
3970 #define IEEE80211_HE_6GHZ_CAP_TX_ANTPAT_CONS    0x2000
3971
3972 /**
3973  * ieee80211_get_qos_ctl - get pointer to qos control bytes
3974  * @hdr: the frame
3975  *
3976  * The qos ctrl bytes come after the frame_control, duration, seq_num
3977  * and 3 or 4 addresses of length ETH_ALEN.
3978  * 3 addr: 2 + 2 + 2 + 3*6 = 24
3979  * 4 addr: 2 + 2 + 2 + 4*6 = 30
3980  */
3981 static inline u8 *ieee80211_get_qos_ctl(struct ieee80211_hdr *hdr)
3982 {
3983         if (ieee80211_has_a4(hdr->frame_control))
3984                 return (u8 *)hdr + 30;
3985         else
3986                 return (u8 *)hdr + 24;
3987 }
3988
3989 /**
3990  * ieee80211_get_tid - get qos TID
3991  * @hdr: the frame
3992  */
3993 static inline u8 ieee80211_get_tid(struct ieee80211_hdr *hdr)
3994 {
3995         u8 *qc = ieee80211_get_qos_ctl(hdr);
3996
3997         return qc[0] & IEEE80211_QOS_CTL_TID_MASK;
3998 }
3999
4000 /**
4001  * ieee80211_get_SA - get pointer to SA
4002  * @hdr: the frame
4003  *
4004  * Given an 802.11 frame, this function returns the offset
4005  * to the source address (SA). It does not verify that the
4006  * header is long enough to contain the address, and the
4007  * header must be long enough to contain the frame control
4008  * field.
4009  */
4010 static inline u8 *ieee80211_get_SA(struct ieee80211_hdr *hdr)
4011 {
4012         if (ieee80211_has_a4(hdr->frame_control))
4013                 return hdr->addr4;
4014         if (ieee80211_has_fromds(hdr->frame_control))
4015                 return hdr->addr3;
4016         return hdr->addr2;
4017 }
4018
4019 /**
4020  * ieee80211_get_DA - get pointer to DA
4021  * @hdr: the frame
4022  *
4023  * Given an 802.11 frame, this function returns the offset
4024  * to the destination address (DA). It does not verify that
4025  * the header is long enough to contain the address, and the
4026  * header must be long enough to contain the frame control
4027  * field.
4028  */
4029 static inline u8 *ieee80211_get_DA(struct ieee80211_hdr *hdr)
4030 {
4031         if (ieee80211_has_tods(hdr->frame_control))
4032                 return hdr->addr3;
4033         else
4034                 return hdr->addr1;
4035 }
4036
4037 /**
4038  * _ieee80211_is_robust_mgmt_frame - check if frame is a robust management frame
4039  * @hdr: the frame (buffer must include at least the first octet of payload)
4040  */
4041 static inline bool _ieee80211_is_robust_mgmt_frame(struct ieee80211_hdr *hdr)
4042 {
4043         if (ieee80211_is_disassoc(hdr->frame_control) ||
4044             ieee80211_is_deauth(hdr->frame_control))
4045                 return true;
4046
4047         if (ieee80211_is_action(hdr->frame_control)) {
4048                 u8 *category;
4049
4050                 /*
4051                  * Action frames, excluding Public Action frames, are Robust
4052                  * Management Frames. However, if we are looking at a Protected
4053                  * frame, skip the check since the data may be encrypted and
4054                  * the frame has already been found to be a Robust Management
4055                  * Frame (by the other end).
4056                  */
4057                 if (ieee80211_has_protected(hdr->frame_control))
4058                         return true;
4059                 category = ((u8 *) hdr) + 24;
4060                 return *category != WLAN_CATEGORY_PUBLIC &&
4061                         *category != WLAN_CATEGORY_HT &&
4062                         *category != WLAN_CATEGORY_WNM_UNPROTECTED &&
4063                         *category != WLAN_CATEGORY_SELF_PROTECTED &&
4064                         *category != WLAN_CATEGORY_UNPROT_DMG &&
4065                         *category != WLAN_CATEGORY_VHT &&
4066                         *category != WLAN_CATEGORY_VENDOR_SPECIFIC;
4067         }
4068
4069         return false;
4070 }
4071
4072 /**
4073  * ieee80211_is_robust_mgmt_frame - check if skb contains a robust mgmt frame
4074  * @skb: the skb containing the frame, length will be checked
4075  */
4076 static inline bool ieee80211_is_robust_mgmt_frame(struct sk_buff *skb)
4077 {
4078         if (skb->len < IEEE80211_MIN_ACTION_SIZE)
4079                 return false;
4080         return _ieee80211_is_robust_mgmt_frame((void *)skb->data);
4081 }
4082
4083 /**
4084  * ieee80211_is_public_action - check if frame is a public action frame
4085  * @hdr: the frame
4086  * @len: length of the frame
4087  */
4088 static inline bool ieee80211_is_public_action(struct ieee80211_hdr *hdr,
4089                                               size_t len)
4090 {
4091         struct ieee80211_mgmt *mgmt = (void *)hdr;
4092
4093         if (len < IEEE80211_MIN_ACTION_SIZE)
4094                 return false;
4095         if (!ieee80211_is_action(hdr->frame_control))
4096                 return false;
4097         return mgmt->u.action.category == WLAN_CATEGORY_PUBLIC;
4098 }
4099
4100 /**
4101  * _ieee80211_is_group_privacy_action - check if frame is a group addressed
4102  * privacy action frame
4103  * @hdr: the frame
4104  */
4105 static inline bool _ieee80211_is_group_privacy_action(struct ieee80211_hdr *hdr)
4106 {
4107         struct ieee80211_mgmt *mgmt = (void *)hdr;
4108
4109         if (!ieee80211_is_action(hdr->frame_control) ||
4110             !is_multicast_ether_addr(hdr->addr1))
4111                 return false;
4112
4113         return mgmt->u.action.category == WLAN_CATEGORY_MESH_ACTION ||
4114                mgmt->u.action.category == WLAN_CATEGORY_MULTIHOP_ACTION;
4115 }
4116
4117 /**
4118  * ieee80211_is_group_privacy_action - check if frame is a group addressed
4119  * privacy action frame
4120  * @skb: the skb containing the frame, length will be checked
4121  */
4122 static inline bool ieee80211_is_group_privacy_action(struct sk_buff *skb)
4123 {
4124         if (skb->len < IEEE80211_MIN_ACTION_SIZE)
4125                 return false;
4126         return _ieee80211_is_group_privacy_action((void *)skb->data);
4127 }
4128
4129 /**
4130  * ieee80211_tu_to_usec - convert time units (TU) to microseconds
4131  * @tu: the TUs
4132  */
4133 static inline unsigned long ieee80211_tu_to_usec(unsigned long tu)
4134 {
4135         return 1024 * tu;
4136 }
4137
4138 /**
4139  * ieee80211_check_tim - check if AID bit is set in TIM
4140  * @tim: the TIM IE
4141  * @tim_len: length of the TIM IE
4142  * @aid: the AID to look for
4143  */
4144 static inline bool ieee80211_check_tim(const struct ieee80211_tim_ie *tim,
4145                                        u8 tim_len, u16 aid)
4146 {
4147         u8 mask;
4148         u8 index, indexn1, indexn2;
4149
4150         if (unlikely(!tim || tim_len < sizeof(*tim)))
4151                 return false;
4152
4153         aid &= 0x3fff;
4154         index = aid / 8;
4155         mask  = 1 << (aid & 7);
4156
4157         indexn1 = tim->bitmap_ctrl & 0xfe;
4158         indexn2 = tim_len + indexn1 - 4;
4159
4160         if (index < indexn1 || index > indexn2)
4161                 return false;
4162
4163         index -= indexn1;
4164
4165         return !!(tim->virtual_map[index] & mask);
4166 }
4167
4168 /**
4169  * ieee80211_get_tdls_action - get tdls packet action (or -1, if not tdls packet)
4170  * @skb: the skb containing the frame, length will not be checked
4171  * @hdr_size: the size of the ieee80211_hdr that starts at skb->data
4172  *
4173  * This function assumes the frame is a data frame, and that the network header
4174  * is in the correct place.
4175  */
4176 static inline int ieee80211_get_tdls_action(struct sk_buff *skb, u32 hdr_size)
4177 {
4178         if (!skb_is_nonlinear(skb) &&
4179             skb->len > (skb_network_offset(skb) + 2)) {
4180                 /* Point to where the indication of TDLS should start */
4181                 const u8 *tdls_data = skb_network_header(skb) - 2;
4182
4183                 if (get_unaligned_be16(tdls_data) == ETH_P_TDLS &&
4184                     tdls_data[2] == WLAN_TDLS_SNAP_RFTYPE &&
4185                     tdls_data[3] == WLAN_CATEGORY_TDLS)
4186                         return tdls_data[4];
4187         }
4188
4189         return -1;
4190 }
4191
4192 /* convert time units */
4193 #define TU_TO_JIFFIES(x)        (usecs_to_jiffies((x) * 1024))
4194 #define TU_TO_EXP_TIME(x)       (jiffies + TU_TO_JIFFIES(x))
4195
4196 /* convert frequencies */
4197 #define MHZ_TO_KHZ(freq) ((freq) * 1000)
4198 #define KHZ_TO_MHZ(freq) ((freq) / 1000)
4199 #define PR_KHZ(f) KHZ_TO_MHZ(f), f % 1000
4200 #define KHZ_F "%d.%03d"
4201
4202 /* convert powers */
4203 #define DBI_TO_MBI(gain) ((gain) * 100)
4204 #define MBI_TO_DBI(gain) ((gain) / 100)
4205 #define DBM_TO_MBM(gain) ((gain) * 100)
4206 #define MBM_TO_DBM(gain) ((gain) / 100)
4207
4208 /**
4209  * ieee80211_action_contains_tpc - checks if the frame contains TPC element
4210  * @skb: the skb containing the frame, length will be checked
4211  *
4212  * This function checks if it's either TPC report action frame or Link
4213  * Measurement report action frame as defined in IEEE Std. 802.11-2012 8.5.2.5
4214  * and 8.5.7.5 accordingly.
4215  */
4216 static inline bool ieee80211_action_contains_tpc(struct sk_buff *skb)
4217 {
4218         struct ieee80211_mgmt *mgmt = (void *)skb->data;
4219
4220         if (!ieee80211_is_action(mgmt->frame_control))
4221                 return false;
4222
4223         if (skb->len < IEEE80211_MIN_ACTION_SIZE +
4224                        sizeof(mgmt->u.action.u.tpc_report))
4225                 return false;
4226
4227         /*
4228          * TPC report - check that:
4229          * category = 0 (Spectrum Management) or 5 (Radio Measurement)
4230          * spectrum management action = 3 (TPC/Link Measurement report)
4231          * TPC report EID = 35
4232          * TPC report element length = 2
4233          *
4234          * The spectrum management's tpc_report struct is used here both for
4235          * parsing tpc_report and radio measurement's link measurement report
4236          * frame, since the relevant part is identical in both frames.
4237          */
4238         if (mgmt->u.action.category != WLAN_CATEGORY_SPECTRUM_MGMT &&
4239             mgmt->u.action.category != WLAN_CATEGORY_RADIO_MEASUREMENT)
4240                 return false;
4241
4242         /* both spectrum mgmt and link measurement have same action code */
4243         if (mgmt->u.action.u.tpc_report.action_code !=
4244             WLAN_ACTION_SPCT_TPC_RPRT)
4245                 return false;
4246
4247         if (mgmt->u.action.u.tpc_report.tpc_elem_id != WLAN_EID_TPC_REPORT ||
4248             mgmt->u.action.u.tpc_report.tpc_elem_length !=
4249             sizeof(struct ieee80211_tpc_report_ie))
4250                 return false;
4251
4252         return true;
4253 }
4254
4255 struct element {
4256         u8 id;
4257         u8 datalen;
4258         u8 data[];
4259 } __packed;
4260
4261 /* element iteration helpers */
4262 #define for_each_element(_elem, _data, _datalen)                        \
4263         for (_elem = (const struct element *)(_data);                   \
4264              (const u8 *)(_data) + (_datalen) - (const u8 *)_elem >=    \
4265                 (int)sizeof(*_elem) &&                                  \
4266              (const u8 *)(_data) + (_datalen) - (const u8 *)_elem >=    \
4267                 (int)sizeof(*_elem) + _elem->datalen;                   \
4268              _elem = (const struct element *)(_elem->data + _elem->datalen))
4269
4270 #define for_each_element_id(element, _id, data, datalen)                \
4271         for_each_element(element, data, datalen)                        \
4272                 if (element->id == (_id))
4273
4274 #define for_each_element_extid(element, extid, _data, _datalen)         \
4275         for_each_element(element, _data, _datalen)                      \
4276                 if (element->id == WLAN_EID_EXTENSION &&                \
4277                     element->datalen > 0 &&                             \
4278                     element->data[0] == (extid))
4279
4280 #define for_each_subelement(sub, element)                               \
4281         for_each_element(sub, (element)->data, (element)->datalen)
4282
4283 #define for_each_subelement_id(sub, id, element)                        \
4284         for_each_element_id(sub, id, (element)->data, (element)->datalen)
4285
4286 #define for_each_subelement_extid(sub, extid, element)                  \
4287         for_each_element_extid(sub, extid, (element)->data, (element)->datalen)
4288
4289 /**
4290  * for_each_element_completed - determine if element parsing consumed all data
4291  * @element: element pointer after for_each_element() or friends
4292  * @data: same data pointer as passed to for_each_element() or friends
4293  * @datalen: same data length as passed to for_each_element() or friends
4294  *
4295  * This function returns %true if all the data was parsed or considered
4296  * while walking the elements. Only use this if your for_each_element()
4297  * loop cannot be broken out of, otherwise it always returns %false.
4298  *
4299  * If some data was malformed, this returns %false since the last parsed
4300  * element will not fill the whole remaining data.
4301  */
4302 static inline bool for_each_element_completed(const struct element *element,
4303                                               const void *data, size_t datalen)
4304 {
4305         return (const u8 *)element == (const u8 *)data + datalen;
4306 }
4307
4308 /**
4309  * RSNX Capabilities:
4310  * bits 0-3: Field length (n-1)
4311  */
4312 #define WLAN_RSNX_CAPA_PROTECTED_TWT BIT(4)
4313 #define WLAN_RSNX_CAPA_SAE_H2E BIT(5)
4314
4315 /*
4316  * reduced neighbor report, based on Draft P802.11ax_D6.1,
4317  * section 9.4.2.170 and accepted contributions.
4318  */
4319 #define IEEE80211_AP_INFO_TBTT_HDR_TYPE                         0x03
4320 #define IEEE80211_AP_INFO_TBTT_HDR_FILTERED                     0x04
4321 #define IEEE80211_AP_INFO_TBTT_HDR_COLOC                        0x08
4322 #define IEEE80211_AP_INFO_TBTT_HDR_COUNT                        0xF0
4323 #define IEEE80211_TBTT_INFO_OFFSET_BSSID_BSS_PARAM              9
4324 #define IEEE80211_TBTT_INFO_OFFSET_BSSID_SSSID_BSS_PARAM        13
4325
4326 #define IEEE80211_RNR_TBTT_PARAMS_OCT_RECOMMENDED               0x01
4327 #define IEEE80211_RNR_TBTT_PARAMS_SAME_SSID                     0x02
4328 #define IEEE80211_RNR_TBTT_PARAMS_MULTI_BSSID                   0x04
4329 #define IEEE80211_RNR_TBTT_PARAMS_TRANSMITTED_BSSID             0x08
4330 #define IEEE80211_RNR_TBTT_PARAMS_COLOC_ESS                     0x10
4331 #define IEEE80211_RNR_TBTT_PARAMS_PROBE_ACTIVE                  0x20
4332 #define IEEE80211_RNR_TBTT_PARAMS_COLOC_AP                      0x40
4333
4334 struct ieee80211_neighbor_ap_info {
4335         u8 tbtt_info_hdr;
4336         u8 tbtt_info_len;
4337         u8 op_class;
4338         u8 channel;
4339 } __packed;
4340
4341 enum ieee80211_range_params_max_total_ltf {
4342         IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_4 = 0,
4343         IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_8,
4344         IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_16,
4345         IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_UNSPECIFIED,
4346 };
4347
4348 #endif /* LINUX_IEEE80211_H */