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  * <[email protected]>
   7  * Copyright (c) 2002-2003, Jouni Malinen <[email protected]>
   8  * Copyright (c) 2005, Devicescape Software, Inc.
   9  * Copyright (c) 2006, Michael Wu <[email protected]>
  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_TRIGGER         0x0020
  80 #define IEEE80211_STYPE_CTL_EXT         0x0060
  81 #define IEEE80211_STYPE_BACK_REQ        0x0080
  82 #define IEEE80211_STYPE_BACK            0x0090
  83 #define IEEE80211_STYPE_PSPOLL          0x00A0
  84 #define IEEE80211_STYPE_RTS             0x00B0
  85 #define IEEE80211_STYPE_CTS             0x00C0
  86 #define IEEE80211_STYPE_ACK             0x00D0
  87 #define IEEE80211_STYPE_CFEND           0x00E0
  88 #define IEEE80211_STYPE_CFENDACK        0x00F0
  89
  90 /* data */
  91 #define IEEE80211_STYPE_DATA                    0x0000
  92 #define IEEE80211_STYPE_DATA_CFACK              0x0010
  93 #define IEEE80211_STYPE_DATA_CFPOLL             0x0020
  94 #define IEEE80211_STYPE_DATA_CFACKPOLL          0x0030
  95 #define IEEE80211_STYPE_NULLFUNC                0x0040
  96 #define IEEE80211_STYPE_CFACK                   0x0050
  97 #define IEEE80211_STYPE_CFPOLL                  0x0060
  98 #define IEEE80211_STYPE_CFACKPOLL               0x0070
  99 #define IEEE80211_STYPE_QOS_DATA                0x0080
 100 #define IEEE80211_STYPE_QOS_DATA_CFACK          0x0090
 101 #define IEEE80211_STYPE_QOS_DATA_CFPOLL         0x00A0
 102 #define IEEE80211_STYPE_QOS_DATA_CFACKPOLL      0x00B0
 103 #define IEEE80211_STYPE_QOS_NULLFUNC            0x00C0
 104 #define IEEE80211_STYPE_QOS_CFACK               0x00D0
 105 #define IEEE80211_STYPE_QOS_CFPOLL              0x00E0
 106 #define IEEE80211_STYPE_QOS_CFACKPOLL           0x00F0
 107
 108 /* extension, added by 802.11ad */
 109 #define IEEE80211_STYPE_DMG_BEACON              0x0000
 110 #define IEEE80211_STYPE_S1G_BEACON              0x0010
 111
 112 /* bits unique to S1G beacon */
 113 #define IEEE80211_S1G_BCN_NEXT_TBTT     0x100
 114
 115 /* see 802.11ah-2016 9.9 NDP CMAC frames */
 116 #define IEEE80211_S1G_1MHZ_NDP_BITS     25
 117 #define IEEE80211_S1G_1MHZ_NDP_BYTES    4
 118 #define IEEE80211_S1G_2MHZ_NDP_BITS     37
 119 #define IEEE80211_S1G_2MHZ_NDP_BYTES    5
 120
 121 #define IEEE80211_NDP_FTYPE_CTS                 0
 122 #define IEEE80211_NDP_FTYPE_CF_END              0
 123 #define IEEE80211_NDP_FTYPE_PS_POLL             1
 124 #define IEEE80211_NDP_FTYPE_ACK                 2
 125 #define IEEE80211_NDP_FTYPE_PS_POLL_ACK         3
 126 #define IEEE80211_NDP_FTYPE_BA                  4
 127 #define IEEE80211_NDP_FTYPE_BF_REPORT_POLL      5
 128 #define IEEE80211_NDP_FTYPE_PAGING              6
 129 #define IEEE80211_NDP_FTYPE_PREQ                7
 130
 131 #define SM64(f, v)      ((((u64)v) << f##_S) & f)
 132
 133 /* NDP CMAC frame fields */
 134 #define IEEE80211_NDP_FTYPE                    0x0000000000000007
 135 #define IEEE80211_NDP_FTYPE_S                  0x0000000000000000
 136
 137 /* 1M Probe Request 11ah 9.9.3.1.1 */
 138 #define IEEE80211_NDP_1M_PREQ_ANO      0x0000000000000008
 139 #define IEEE80211_NDP_1M_PREQ_ANO_S                     3
 140 #define IEEE80211_NDP_1M_PREQ_CSSID    0x00000000000FFFF0
 141 #define IEEE80211_NDP_1M_PREQ_CSSID_S                   4
 142 #define IEEE80211_NDP_1M_PREQ_RTYPE    0x0000000000100000
 143 #define IEEE80211_NDP_1M_PREQ_RTYPE_S                  20
 144 #define IEEE80211_NDP_1M_PREQ_RSV      0x0000000001E00000
 145 #define IEEE80211_NDP_1M_PREQ_RSV      0x0000000001E00000
 146 /* 2M Probe Request 11ah 9.9.3.1.2 */
 147 #define IEEE80211_NDP_2M_PREQ_ANO      0x0000000000000008
 148 #define IEEE80211_NDP_2M_PREQ_ANO_S                     3
 149 #define IEEE80211_NDP_2M_PREQ_CSSID    0x0000000FFFFFFFF0
 150 #define IEEE80211_NDP_2M_PREQ_CSSID_S                   4
 151 #define IEEE80211_NDP_2M_PREQ_RTYPE    0x0000001000000000
 152 #define IEEE80211_NDP_2M_PREQ_RTYPE_S                  36
 153
 154 #define IEEE80211_ANO_NETTYPE_WILD              15
 155
 156 /* bits unique to S1G beacon */
 157 #define IEEE80211_S1G_BCN_NEXT_TBTT    0x100
 158
 159 /* control extension - for IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTL_EXT */
 160 #define IEEE80211_CTL_EXT_POLL          0x2000
 161 #define IEEE80211_CTL_EXT_SPR           0x3000
 162 #define IEEE80211_CTL_EXT_GRANT 0x4000
 163 #define IEEE80211_CTL_EXT_DMG_CTS       0x5000
 164 #define IEEE80211_CTL_EXT_DMG_DTS       0x6000
 165 #define IEEE80211_CTL_EXT_SSW           0x8000
 166 #define IEEE80211_CTL_EXT_SSW_FBACK     0x9000
 167 #define IEEE80211_CTL_EXT_SSW_ACK       0xa000
 168
 169
 170 #define IEEE80211_SN_MASK               ((IEEE80211_SCTL_SEQ) >> 4)
 171 #define IEEE80211_MAX_SN                IEEE80211_SN_MASK
 172 #define IEEE80211_SN_MODULO             (IEEE80211_MAX_SN + 1)
 173
 174
 175 /* PV1 Layout 11ah 9.8.3.1 */
 176 #define IEEE80211_PV1_FCTL_VERS         0x0003
 177 #define IEEE80211_PV1_FCTL_FTYPE        0x001c
 178 #define IEEE80211_PV1_FCTL_STYPE        0x00e0
 179 #define IEEE80211_PV1_FCTL_TODS         0x0100
 180 #define IEEE80211_PV1_FCTL_MOREFRAGS    0x0200
 181 #define IEEE80211_PV1_FCTL_PM           0x0400
 182 #define IEEE80211_PV1_FCTL_MOREDATA     0x0800
 183 #define IEEE80211_PV1_FCTL_PROTECTED    0x1000
 184 #define IEEE80211_PV1_FCTL_END_SP       0x2000
 185 #define IEEE80211_PV1_FCTL_RELAYED      0x4000
 186 #define IEEE80211_PV1_FCTL_ACK_POLICY   0x8000
 187 #define IEEE80211_PV1_FCTL_CTL_EXT      0x0f00
 188
 189 static inline bool ieee80211_sn_less(u16 sn1, u16 sn2)
 190 {
 191         return ((sn1 - sn2) & IEEE80211_SN_MASK) > (IEEE80211_SN_MODULO >> 1);
 192 }
 193
 194 static inline u16 ieee80211_sn_add(u16 sn1, u16 sn2)
 195 {
 196         return (sn1 + sn2) & IEEE80211_SN_MASK;
 197 }
 198
 199 static inline u16 ieee80211_sn_inc(u16 sn)
 200 {
 201         return ieee80211_sn_add(sn, 1);
 202 }
 203
 204 static inline u16 ieee80211_sn_sub(u16 sn1, u16 sn2)
 205 {
 206         return (sn1 - sn2) & IEEE80211_SN_MASK;
 207 }
 208
 209 #define IEEE80211_SEQ_TO_SN(seq)        (((seq) & IEEE80211_SCTL_SEQ) >> 4)
 210 #define IEEE80211_SN_TO_SEQ(ssn)        (((ssn) << 4) & IEEE80211_SCTL_SEQ)
 211
 212 /* miscellaneous IEEE 802.11 constants */
 213 #define IEEE80211_MAX_FRAG_THRESHOLD    2352
 214 #define IEEE80211_MAX_RTS_THRESHOLD     2353
 215 #define IEEE80211_MAX_AID               2007
 216 #define IEEE80211_MAX_AID_S1G           8191
 217 #define IEEE80211_MAX_TIM_LEN           251
 218 #define IEEE80211_MAX_MESH_PEERINGS     63
 219 /* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
 220    6.2.1.1.2.
 221
 222    802.11e clarifies the figure in section 7.1.2. The frame body is
 223    up to 2304 octets long (maximum MSDU size) plus any crypt overhead. */
 224 #define IEEE80211_MAX_DATA_LEN          2304
 225 /* 802.11ad extends maximum MSDU size for DMG (freq > 40Ghz) networks
 226  * to 7920 bytes, see 8.2.3 General frame format
 227  */
 228 #define IEEE80211_MAX_DATA_LEN_DMG      7920
 229 /* 30 byte 4 addr hdr, 2 byte QoS, 2304 byte MSDU, 12 byte crypt, 4 byte FCS */
 230 #define IEEE80211_MAX_FRAME_LEN         2352
 231
 232 /* Maximal size of an A-MSDU that can be transported in a HT BA session */
 233 #define IEEE80211_MAX_MPDU_LEN_HT_BA            4095
 234
 235 /* Maximal size of an A-MSDU */
 236 #define IEEE80211_MAX_MPDU_LEN_HT_3839          3839
 237 #define IEEE80211_MAX_MPDU_LEN_HT_7935          7935
 238
 239 #define IEEE80211_MAX_MPDU_LEN_VHT_3895         3895
 240 #define IEEE80211_MAX_MPDU_LEN_VHT_7991         7991
 241 #define IEEE80211_MAX_MPDU_LEN_VHT_11454        11454
 242
 243 #define IEEE80211_MAX_SSID_LEN          32
 244
 245 #define IEEE80211_MAX_MESH_ID_LEN       32
 246
 247 #define IEEE80211_FIRST_TSPEC_TSID      8
 248 #define IEEE80211_NUM_TIDS              16
 249
 250 /* number of user priorities 802.11 uses */
 251 #define IEEE80211_NUM_UPS               8
 252 /* number of ACs */
 253 #define IEEE80211_NUM_ACS               4
 254
 255 #define IEEE80211_QOS_CTL_LEN           2
 256 /* 1d tag mask */
 257 #define IEEE80211_QOS_CTL_TAG1D_MASK            0x0007
 258 /* TID mask */
 259 #define IEEE80211_QOS_CTL_TID_MASK              0x000f
 260 /* EOSP */
 261 #define IEEE80211_QOS_CTL_EOSP                  0x0010
 262 /* ACK policy */
 263 #define IEEE80211_QOS_CTL_ACK_POLICY_NORMAL     0x0000
 264 #define IEEE80211_QOS_CTL_ACK_POLICY_NOACK      0x0020
 265 #define IEEE80211_QOS_CTL_ACK_POLICY_NO_EXPL    0x0040
 266 #define IEEE80211_QOS_CTL_ACK_POLICY_BLOCKACK   0x0060
 267 #define IEEE80211_QOS_CTL_ACK_POLICY_MASK       0x0060
 268 /* A-MSDU 802.11n */
 269 #define IEEE80211_QOS_CTL_A_MSDU_PRESENT        0x0080
 270 /* Mesh Control 802.11s */
 271 #define IEEE80211_QOS_CTL_MESH_CONTROL_PRESENT  0x0100
 272
 273 /* Mesh Power Save Level */
 274 #define IEEE80211_QOS_CTL_MESH_PS_LEVEL         0x0200
 275 /* Mesh Receiver Service Period Initiated */
 276 #define IEEE80211_QOS_CTL_RSPI                  0x0400
 277
 278 /* U-APSD queue for WMM IEs sent by AP */
 279 #define IEEE80211_WMM_IE_AP_QOSINFO_UAPSD       (1<<7)
 280 #define IEEE80211_WMM_IE_AP_QOSINFO_PARAM_SET_CNT_MASK  0x0f
 281
 282 /* U-APSD queues for WMM IEs sent by STA */
 283 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_VO      (1<<0)
 284 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_VI      (1<<1)
 285 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_BK      (1<<2)
 286 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_BE      (1<<3)
 287 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_MASK    0x0f
 288
 289 /* U-APSD max SP length for WMM IEs sent by STA */
 290 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL     0x00
 291 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_2       0x01
 292 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_4       0x02
 293 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_6       0x03
 294 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_MASK    0x03
 295 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_SHIFT   5
 296
 297 #define IEEE80211_HT_CTL_LEN            4
 298
 299 /* trigger type within common_info of trigger frame */
 300 #define IEEE80211_TRIGGER_TYPE_MASK             0xf
 301 #define IEEE80211_TRIGGER_TYPE_BASIC            0x0
 302 #define IEEE80211_TRIGGER_TYPE_BFRP             0x1
 303 #define IEEE80211_TRIGGER_TYPE_MU_BAR           0x2
 304 #define IEEE80211_TRIGGER_TYPE_MU_RTS           0x3
 305 #define IEEE80211_TRIGGER_TYPE_BSRP             0x4
 306 #define IEEE80211_TRIGGER_TYPE_GCR_MU_BAR       0x5
 307 #define IEEE80211_TRIGGER_TYPE_BQRP             0x6
 308 #define IEEE80211_TRIGGER_TYPE_NFRP             0x7
 309
 310 struct ieee80211_hdr {
 311         __le16 frame_control;
 312         __le16 duration_id;
 313         struct_group(addrs,
 314                 u8 addr1[ETH_ALEN];
 315                 u8 addr2[ETH_ALEN];
 316                 u8 addr3[ETH_ALEN];
 317         );
 318         __le16 seq_ctrl;
 319         u8 addr4[ETH_ALEN];
 320 } __packed __aligned(2);
 321
 322 struct ieee80211_hdr_3addr {
 323         __le16 frame_control;
 324         __le16 duration_id;
 325         u8 addr1[ETH_ALEN];
 326         u8 addr2[ETH_ALEN];
 327         u8 addr3[ETH_ALEN];
 328         __le16 seq_ctrl;
 329 } __packed __aligned(2);
 330
 331 struct ieee80211_qos_hdr {
 332         __le16 frame_control;
 333         __le16 duration_id;
 334         u8 addr1[ETH_ALEN];
 335         u8 addr2[ETH_ALEN];
 336         u8 addr3[ETH_ALEN];
 337         __le16 seq_ctrl;
 338         __le16 qos_ctrl;
 339 } __packed __aligned(2);
 340
 341 struct ieee80211_trigger {
 342         __le16 frame_control;
 343         __le16 duration;
 344         u8 ra[ETH_ALEN];
 345         u8 ta[ETH_ALEN];
 346         __le64 common_info;
 347         u8 variable[];
 348 } __packed __aligned(2);
 349
 350 /**
 351  * ieee80211_has_tods - check if IEEE80211_FCTL_TODS is set
 352  * @fc: frame control bytes in little-endian byteorder
 353  */
 354 static inline bool ieee80211_has_tods(__le16 fc)
 355 {
 356         return (fc & cpu_to_le16(IEEE80211_FCTL_TODS)) != 0;
 357 }
 358
 359 /**
 360  * ieee80211_has_fromds - check if IEEE80211_FCTL_FROMDS is set
 361  * @fc: frame control bytes in little-endian byteorder
 362  */
 363 static inline bool ieee80211_has_fromds(__le16 fc)
 364 {
 365         return (fc & cpu_to_le16(IEEE80211_FCTL_FROMDS)) != 0;
 366 }
 367
 368 /**
 369  * ieee80211_has_a4 - check if IEEE80211_FCTL_TODS and IEEE80211_FCTL_FROMDS are set
 370  * @fc: frame control bytes in little-endian byteorder
 371  */
 372 static inline bool ieee80211_has_a4(__le16 fc)
 373 {
 374         __le16 tmp = cpu_to_le16(IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS);
 375         return (fc & tmp) == tmp;
 376 }
 377
 378 /**
 379  * ieee80211_has_morefrags - check if IEEE80211_FCTL_MOREFRAGS is set
 380  * @fc: frame control bytes in little-endian byteorder
 381  */
 382 static inline bool ieee80211_has_morefrags(__le16 fc)
 383 {
 384         return (fc & cpu_to_le16(IEEE80211_FCTL_MOREFRAGS)) != 0;
 385 }
 386
 387 /**
 388  * ieee80211_has_retry - check if IEEE80211_FCTL_RETRY is set
 389  * @fc: frame control bytes in little-endian byteorder
 390  */
 391 static inline bool ieee80211_has_retry(__le16 fc)
 392 {
 393         return (fc & cpu_to_le16(IEEE80211_FCTL_RETRY)) != 0;
 394 }
 395
 396 /**
 397  * ieee80211_has_pm - check if IEEE80211_FCTL_PM is set
 398  * @fc: frame control bytes in little-endian byteorder
 399  */
 400 static inline bool ieee80211_has_pm(__le16 fc)
 401 {
 402         return (fc & cpu_to_le16(IEEE80211_FCTL_PM)) != 0;
 403 }
 404
 405 /**
 406  * ieee80211_has_moredata - check if IEEE80211_FCTL_MOREDATA is set
 407  * @fc: frame control bytes in little-endian byteorder
 408  */
 409 static inline bool ieee80211_has_moredata(__le16 fc)
 410 {
 411         return (fc & cpu_to_le16(IEEE80211_FCTL_MOREDATA)) != 0;
 412 }
 413
 414 /**
 415  * ieee80211_has_protected - check if IEEE80211_FCTL_PROTECTED is set
 416  * @fc: frame control bytes in little-endian byteorder
 417  */
 418 static inline bool ieee80211_has_protected(__le16 fc)
 419 {
 420         return (fc & cpu_to_le16(IEEE80211_FCTL_PROTECTED)) != 0;
 421 }
 422
 423 /**
 424  * ieee80211_has_order - check if IEEE80211_FCTL_ORDER is set
 425  * @fc: frame control bytes in little-endian byteorder
 426  */
 427 static inline bool ieee80211_has_order(__le16 fc)
 428 {
 429         return (fc & cpu_to_le16(IEEE80211_FCTL_ORDER)) != 0;
 430 }
 431
 432 /**
 433  * ieee80211_is_mgmt - check if type is IEEE80211_FTYPE_MGMT
 434  * @fc: frame control bytes in little-endian byteorder
 435  */
 436 static inline bool ieee80211_is_mgmt(__le16 fc)
 437 {
 438         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
 439                cpu_to_le16(IEEE80211_FTYPE_MGMT);
 440 }
 441
 442 /**
 443  * ieee80211_is_ctl - check if type is IEEE80211_FTYPE_CTL
 444  * @fc: frame control bytes in little-endian byteorder
 445  */
 446 static inline bool ieee80211_is_ctl(__le16 fc)
 447 {
 448         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
 449                cpu_to_le16(IEEE80211_FTYPE_CTL);
 450 }
 451
 452 /**
 453  * ieee80211_is_data - check if type is IEEE80211_FTYPE_DATA
 454  * @fc: frame control bytes in little-endian byteorder
 455  */
 456 static inline bool ieee80211_is_data(__le16 fc)
 457 {
 458         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
 459                cpu_to_le16(IEEE80211_FTYPE_DATA);
 460 }
 461
 462 /**
 463  * ieee80211_is_ext - check if type is IEEE80211_FTYPE_EXT
 464  * @fc: frame control bytes in little-endian byteorder
 465  */
 466 static inline bool ieee80211_is_ext(__le16 fc)
 467 {
 468         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
 469                cpu_to_le16(IEEE80211_FTYPE_EXT);
 470 }
 471
 472
 473 /**
 474  * ieee80211_is_data_qos - check if type is IEEE80211_FTYPE_DATA and IEEE80211_STYPE_QOS_DATA is set
 475  * @fc: frame control bytes in little-endian byteorder
 476  */
 477 static inline bool ieee80211_is_data_qos(__le16 fc)
 478 {
 479         /*
 480          * mask with QOS_DATA rather than IEEE80211_FCTL_STYPE as we just need
 481          * to check the one bit
 482          */
 483         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_STYPE_QOS_DATA)) ==
 484                cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_DATA);
 485 }
 486
 487 /**
 488  * ieee80211_is_data_present - check if type is IEEE80211_FTYPE_DATA and has data
 489  * @fc: frame control bytes in little-endian byteorder
 490  */
 491 static inline bool ieee80211_is_data_present(__le16 fc)
 492 {
 493         /*
 494          * mask with 0x40 and test that that bit is clear to only return true
 495          * for the data-containing substypes.
 496          */
 497         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | 0x40)) ==
 498                cpu_to_le16(IEEE80211_FTYPE_DATA);
 499 }
 500
 501 /**
 502  * ieee80211_is_assoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_REQ
 503  * @fc: frame control bytes in little-endian byteorder
 504  */
 505 static inline bool ieee80211_is_assoc_req(__le16 fc)
 506 {
 507         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 508                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_REQ);
 509 }
 510
 511 /**
 512  * ieee80211_is_assoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_RESP
 513  * @fc: frame control bytes in little-endian byteorder
 514  */
 515 static inline bool ieee80211_is_assoc_resp(__le16 fc)
 516 {
 517         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 518                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_RESP);
 519 }
 520
 521 /**
 522  * ieee80211_is_reassoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_REQ
 523  * @fc: frame control bytes in little-endian byteorder
 524  */
 525 static inline bool ieee80211_is_reassoc_req(__le16 fc)
 526 {
 527         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 528                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_REQ);
 529 }
 530
 531 /**
 532  * ieee80211_is_reassoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_RESP
 533  * @fc: frame control bytes in little-endian byteorder
 534  */
 535 static inline bool ieee80211_is_reassoc_resp(__le16 fc)
 536 {
 537         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 538                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_RESP);
 539 }
 540
 541 /**
 542  * ieee80211_is_probe_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_REQ
 543  * @fc: frame control bytes in little-endian byteorder
 544  */
 545 static inline bool ieee80211_is_probe_req(__le16 fc)
 546 {
 547         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 548                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ);
 549 }
 550
 551 /**
 552  * ieee80211_is_probe_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_RESP
 553  * @fc: frame control bytes in little-endian byteorder
 554  */
 555 static inline bool ieee80211_is_probe_resp(__le16 fc)
 556 {
 557         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 558                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_RESP);
 559 }
 560
 561 /**
 562  * ieee80211_is_beacon - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_BEACON
 563  * @fc: frame control bytes in little-endian byteorder
 564  */
 565 static inline bool ieee80211_is_beacon(__le16 fc)
 566 {
 567         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 568                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_BEACON);
 569 }
 570
 571 /**
 572  * ieee80211_is_s1g_beacon - check if IEEE80211_FTYPE_EXT &&
 573  * IEEE80211_STYPE_S1G_BEACON
 574  * @fc: frame control bytes in little-endian byteorder
 575  */
 576 static inline bool ieee80211_is_s1g_beacon(__le16 fc)
 577 {
 578         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE |
 579                                  IEEE80211_FCTL_STYPE)) ==
 580                cpu_to_le16(IEEE80211_FTYPE_EXT | IEEE80211_STYPE_S1G_BEACON);
 581 }
 582
 583 /**
 584  * ieee80211_next_tbtt_present - check if IEEE80211_FTYPE_EXT &&
 585  * IEEE80211_STYPE_S1G_BEACON && IEEE80211_S1G_BCN_NEXT_TBTT
 586  * @fc: frame control bytes in little-endian byteorder
 587  */
 588 static inline bool ieee80211_next_tbtt_present(__le16 fc)
 589 {
 590         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 591                cpu_to_le16(IEEE80211_FTYPE_EXT | IEEE80211_STYPE_S1G_BEACON) &&
 592                fc & cpu_to_le16(IEEE80211_S1G_BCN_NEXT_TBTT);
 593 }
 594
 595 /**
 596  * ieee80211_is_s1g_short_beacon - check if next tbtt present bit is set. Only
 597  * true for S1G beacons when they're short.
 598  * @fc: frame control bytes in little-endian byteorder
 599  */
 600 static inline bool ieee80211_is_s1g_short_beacon(__le16 fc)
 601 {
 602         return ieee80211_is_s1g_beacon(fc) && ieee80211_next_tbtt_present(fc);
 603 }
 604
 605 /**
 606  * ieee80211_is_atim - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ATIM
 607  * @fc: frame control bytes in little-endian byteorder
 608  */
 609 static inline bool ieee80211_is_atim(__le16 fc)
 610 {
 611         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 612                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ATIM);
 613 }
 614
 615 /**
 616  * ieee80211_is_disassoc - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DISASSOC
 617  * @fc: frame control bytes in little-endian byteorder
 618  */
 619 static inline bool ieee80211_is_disassoc(__le16 fc)
 620 {
 621         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 622                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DISASSOC);
 623 }
 624
 625 /**
 626  * ieee80211_is_auth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_AUTH
 627  * @fc: frame control bytes in little-endian byteorder
 628  */
 629 static inline bool ieee80211_is_auth(__le16 fc)
 630 {
 631         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 632                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_AUTH);
 633 }
 634
 635 /**
 636  * ieee80211_is_deauth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DEAUTH
 637  * @fc: frame control bytes in little-endian byteorder
 638  */
 639 static inline bool ieee80211_is_deauth(__le16 fc)
 640 {
 641         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 642                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DEAUTH);
 643 }
 644
 645 /**
 646  * ieee80211_is_action - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ACTION
 647  * @fc: frame control bytes in little-endian byteorder
 648  */
 649 static inline bool ieee80211_is_action(__le16 fc)
 650 {
 651         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 652                cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ACTION);
 653 }
 654
 655 /**
 656  * ieee80211_is_back_req - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK_REQ
 657  * @fc: frame control bytes in little-endian byteorder
 658  */
 659 static inline bool ieee80211_is_back_req(__le16 fc)
 660 {
 661         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 662                cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK_REQ);
 663 }
 664
 665 /**
 666  * ieee80211_is_back - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK
 667  * @fc: frame control bytes in little-endian byteorder
 668  */
 669 static inline bool ieee80211_is_back(__le16 fc)
 670 {
 671         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 672                cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK);
 673 }
 674
 675 /**
 676  * ieee80211_is_pspoll - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_PSPOLL
 677  * @fc: frame control bytes in little-endian byteorder
 678  */
 679 static inline bool ieee80211_is_pspoll(__le16 fc)
 680 {
 681         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 682                cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_PSPOLL);
 683 }
 684
 685 /**
 686  * ieee80211_is_rts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_RTS
 687  * @fc: frame control bytes in little-endian byteorder
 688  */
 689 static inline bool ieee80211_is_rts(__le16 fc)
 690 {
 691         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 692                cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_RTS);
 693 }
 694
 695 /**
 696  * ieee80211_is_cts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CTS
 697  * @fc: frame control bytes in little-endian byteorder
 698  */
 699 static inline bool ieee80211_is_cts(__le16 fc)
 700 {
 701         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 702                cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTS);
 703 }
 704
 705 /**
 706  * ieee80211_is_ack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_ACK
 707  * @fc: frame control bytes in little-endian byteorder
 708  */
 709 static inline bool ieee80211_is_ack(__le16 fc)
 710 {
 711         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 712                cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_ACK);
 713 }
 714
 715 /**
 716  * ieee80211_is_cfend - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFEND
 717  * @fc: frame control bytes in little-endian byteorder
 718  */
 719 static inline bool ieee80211_is_cfend(__le16 fc)
 720 {
 721         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 722                cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFEND);
 723 }
 724
 725 /**
 726  * ieee80211_is_cfendack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFENDACK
 727  * @fc: frame control bytes in little-endian byteorder
 728  */
 729 static inline bool ieee80211_is_cfendack(__le16 fc)
 730 {
 731         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 732                cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFENDACK);
 733 }
 734
 735 /**
 736  * ieee80211_is_nullfunc - check if frame is a regular (non-QoS) nullfunc frame
 737  * @fc: frame control bytes in little-endian byteorder
 738  */
 739 static inline bool ieee80211_is_nullfunc(__le16 fc)
 740 {
 741         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 742                cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_NULLFUNC);
 743 }
 744
 745 /**
 746  * ieee80211_is_qos_nullfunc - check if frame is a QoS nullfunc frame
 747  * @fc: frame control bytes in little-endian byteorder
 748  */
 749 static inline bool ieee80211_is_qos_nullfunc(__le16 fc)
 750 {
 751         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 752                cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_NULLFUNC);
 753 }
 754
 755 /**
 756  * ieee80211_is_trigger - check if frame is trigger frame
 757  * @fc: frame control field in little-endian byteorder
 758  */
 759 static inline bool ieee80211_is_trigger(__le16 fc)
 760 {
 761         return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
 762                cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_TRIGGER);
 763 }
 764
 765 /**
 766  * ieee80211_is_any_nullfunc - check if frame is regular or QoS nullfunc frame
 767  * @fc: frame control bytes in little-endian byteorder
 768  */
 769 static inline bool ieee80211_is_any_nullfunc(__le16 fc)
 770 {
 771         return (ieee80211_is_nullfunc(fc) || ieee80211_is_qos_nullfunc(fc));
 772 }
 773
 774 /**
 775  * ieee80211_is_bufferable_mmpdu - check if frame is bufferable MMPDU
 776  * @fc: frame control field in little-endian byteorder
 777  */
 778 static inline bool ieee80211_is_bufferable_mmpdu(__le16 fc)
 779 {
 780         /* IEEE 802.11-2012, definition of "bufferable management frame";
 781          * note that this ignores the IBSS special case. */
 782         return ieee80211_is_mgmt(fc) &&
 783                (ieee80211_is_action(fc) ||
 784                 ieee80211_is_disassoc(fc) ||
 785                 ieee80211_is_deauth(fc));
 786 }
 787
 788 /**
 789  * ieee80211_is_first_frag - check if IEEE80211_SCTL_FRAG is not set
 790  * @seq_ctrl: frame sequence control bytes in little-endian byteorder
 791  */
 792 static inline bool ieee80211_is_first_frag(__le16 seq_ctrl)
 793 {
 794         return (seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG)) == 0;
 795 }
 796
 797 /**
 798  * ieee80211_is_frag - check if a frame is a fragment
 799  * @hdr: 802.11 header of the frame
 800  */
 801 static inline bool ieee80211_is_frag(struct ieee80211_hdr *hdr)
 802 {
 803         return ieee80211_has_morefrags(hdr->frame_control) ||
 804                hdr->seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG);
 805 }
 806
 807 struct ieee80211s_hdr {
 808         u8 flags;
 809         u8 ttl;
 810         __le32 seqnum;
 811         u8 eaddr1[ETH_ALEN];
 812         u8 eaddr2[ETH_ALEN];
 813 } __packed __aligned(2);
 814
 815 /* Mesh flags */
 816 #define MESH_FLAGS_AE_A4        0x1
 817 #define MESH_FLAGS_AE_A5_A6     0x2
 818 #define MESH_FLAGS_AE           0x3
 819 #define MESH_FLAGS_PS_DEEP      0x4
 820
 821 /**
 822  * enum ieee80211_preq_flags - mesh PREQ element flags
 823  *
 824  * @IEEE80211_PREQ_PROACTIVE_PREP_FLAG: proactive PREP subfield
 825  */
 826 enum ieee80211_preq_flags {
 827         IEEE80211_PREQ_PROACTIVE_PREP_FLAG      = 1<<2,
 828 };
 829
 830 /**
 831  * enum ieee80211_preq_target_flags - mesh PREQ element per target flags
 832  *
 833  * @IEEE80211_PREQ_TO_FLAG: target only subfield
 834  * @IEEE80211_PREQ_USN_FLAG: unknown target HWMP sequence number subfield
 835  */
 836 enum ieee80211_preq_target_flags {
 837         IEEE80211_PREQ_TO_FLAG  = 1<<0,
 838         IEEE80211_PREQ_USN_FLAG = 1<<2,
 839 };
 840
 841 /**
 842  * struct ieee80211_quiet_ie
 843  *
 844  * This structure refers to "Quiet information element"
 845  */
 846 struct ieee80211_quiet_ie {
 847         u8 count;
 848         u8 period;
 849         __le16 duration;
 850         __le16 offset;
 851 } __packed;
 852
 853 /**
 854  * struct ieee80211_msrment_ie
 855  *
 856  * This structure refers to "Measurement Request/Report information element"
 857  */
 858 struct ieee80211_msrment_ie {
 859         u8 token;
 860         u8 mode;
 861         u8 type;
 862         u8 request[];
 863 } __packed;
 864
 865 /**
 866  * struct ieee80211_channel_sw_ie
 867  *
 868  * This structure refers to "Channel Switch Announcement information element"
 869  */
 870 struct ieee80211_channel_sw_ie {
 871         u8 mode;
 872         u8 new_ch_num;
 873         u8 count;
 874 } __packed;
 875
 876 /**
 877  * struct ieee80211_ext_chansw_ie
 878  *
 879  * This structure represents the "Extended Channel Switch Announcement element"
 880  */
 881 struct ieee80211_ext_chansw_ie {
 882         u8 mode;
 883         u8 new_operating_class;
 884         u8 new_ch_num;
 885         u8 count;
 886 } __packed;
 887
 888 /**
 889  * struct ieee80211_sec_chan_offs_ie - secondary channel offset IE
 890  * @sec_chan_offs: secondary channel offset, uses IEEE80211_HT_PARAM_CHA_SEC_*
 891  *      values here
 892  * This structure represents the "Secondary Channel Offset element"
 893  */
 894 struct ieee80211_sec_chan_offs_ie {
 895         u8 sec_chan_offs;
 896 } __packed;
 897
 898 /**
 899  * struct ieee80211_mesh_chansw_params_ie - mesh channel switch parameters IE
 900  *
 901  * This structure represents the "Mesh Channel Switch Paramters element"
 902  */
 903 struct ieee80211_mesh_chansw_params_ie {
 904         u8 mesh_ttl;
 905         u8 mesh_flags;
 906         __le16 mesh_reason;
 907         __le16 mesh_pre_value;
 908 } __packed;
 909
 910 /**
 911  * struct ieee80211_wide_bw_chansw_ie - wide bandwidth channel switch IE
 912  */
 913 struct ieee80211_wide_bw_chansw_ie {
 914         u8 new_channel_width;
 915         u8 new_center_freq_seg0, new_center_freq_seg1;
 916 } __packed;
 917
 918 /**
 919  * struct ieee80211_tim
 920  *
 921  * This structure refers to "Traffic Indication Map information element"
 922  */
 923 struct ieee80211_tim_ie {
 924         u8 dtim_count;
 925         u8 dtim_period;
 926         u8 bitmap_ctrl;
 927         /* variable size: 1 - 251 bytes */
 928         u8 virtual_map[1];
 929 } __packed;
 930
 931 /**
 932  * struct ieee80211_meshconf_ie
 933  *
 934  * This structure refers to "Mesh Configuration information element"
 935  */
 936 struct ieee80211_meshconf_ie {
 937         u8 meshconf_psel;
 938         u8 meshconf_pmetric;
 939         u8 meshconf_congest;
 940         u8 meshconf_synch;
 941         u8 meshconf_auth;
 942         u8 meshconf_form;
 943         u8 meshconf_cap;
 944 } __packed;
 945
 946 /**
 947  * enum mesh_config_capab_flags - Mesh Configuration IE capability field flags
 948  *
 949  * @IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS: STA is willing to establish
 950  *      additional mesh peerings with other mesh STAs
 951  * @IEEE80211_MESHCONF_CAPAB_FORWARDING: the STA forwards MSDUs
 952  * @IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING: TBTT adjustment procedure
 953  *      is ongoing
 954  * @IEEE80211_MESHCONF_CAPAB_POWER_SAVE_LEVEL: STA is in deep sleep mode or has
 955  *      neighbors in deep sleep mode
 956  */
 957 enum mesh_config_capab_flags {
 958         IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS          = 0x01,
 959         IEEE80211_MESHCONF_CAPAB_FORWARDING             = 0x08,
 960         IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING         = 0x20,
 961         IEEE80211_MESHCONF_CAPAB_POWER_SAVE_LEVEL       = 0x40,
 962 };
 963
 964 #define IEEE80211_MESHCONF_FORM_CONNECTED_TO_GATE 0x1
 965
 966 /**
 967  * mesh channel switch parameters element's flag indicator
 968  *
 969  */
 970 #define WLAN_EID_CHAN_SWITCH_PARAM_TX_RESTRICT BIT(0)
 971 #define WLAN_EID_CHAN_SWITCH_PARAM_INITIATOR BIT(1)
 972 #define WLAN_EID_CHAN_SWITCH_PARAM_REASON BIT(2)
 973
 974 /**
 975  * struct ieee80211_rann_ie
 976  *
 977  * This structure refers to "Root Announcement information element"
 978  */
 979 struct ieee80211_rann_ie {
 980         u8 rann_flags;
 981         u8 rann_hopcount;
 982         u8 rann_ttl;
 983         u8 rann_addr[ETH_ALEN];
 984         __le32 rann_seq;
 985         __le32 rann_interval;
 986         __le32 rann_metric;
 987 } __packed;
 988
 989 enum ieee80211_rann_flags {
 990         RANN_FLAG_IS_GATE = 1 << 0,
 991 };
 992
 993 enum ieee80211_ht_chanwidth_values {
 994         IEEE80211_HT_CHANWIDTH_20MHZ = 0,
 995         IEEE80211_HT_CHANWIDTH_ANY = 1,
 996 };
 997
 998 /**
 999  * enum ieee80211_opmode_bits - VHT operating mode field bits
1000  * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK: channel width mask
1001  * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ: 20 MHz channel width
1002  * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ: 40 MHz channel width
1003  * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ: 80 MHz channel width
1004  * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ: 160 MHz or 80+80 MHz channel width
1005  * @IEEE80211_OPMODE_NOTIF_BW_160_80P80: 160 / 80+80 MHz indicator flag
1006  * @IEEE80211_OPMODE_NOTIF_RX_NSS_MASK: number of spatial streams mask
1007  *      (the NSS value is the value of this field + 1)
1008  * @IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT: number of spatial streams shift
1009  * @IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF: indicates streams in SU-MIMO PPDU
1010  *      using a beamforming steering matrix
1011  */
1012 enum ieee80211_vht_opmode_bits {
1013         IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK   = 0x03,
1014         IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ  = 0,
1015         IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ  = 1,
1016         IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ  = 2,
1017         IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ = 3,
1018         IEEE80211_OPMODE_NOTIF_BW_160_80P80     = 0x04,
1019         IEEE80211_OPMODE_NOTIF_RX_NSS_MASK      = 0x70,
1020         IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT     = 4,
1021         IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF   = 0x80,
1022 };
1023
1024 /**
1025  * enum ieee80211_s1g_chanwidth
1026  * These are defined in IEEE802.11-2016ah Table 10-20
1027  * as BSS Channel Width
1028  *
1029  * @IEEE80211_S1G_CHANWIDTH_1MHZ: 1MHz operating channel
1030  * @IEEE80211_S1G_CHANWIDTH_2MHZ: 2MHz operating channel
1031  * @IEEE80211_S1G_CHANWIDTH_4MHZ: 4MHz operating channel
1032  * @IEEE80211_S1G_CHANWIDTH_8MHZ: 8MHz operating channel
1033  * @IEEE80211_S1G_CHANWIDTH_16MHZ: 16MHz operating channel
1034  */
1035 enum ieee80211_s1g_chanwidth {
1036         IEEE80211_S1G_CHANWIDTH_1MHZ = 0,
1037         IEEE80211_S1G_CHANWIDTH_2MHZ = 1,
1038         IEEE80211_S1G_CHANWIDTH_4MHZ = 3,
1039         IEEE80211_S1G_CHANWIDTH_8MHZ = 7,
1040         IEEE80211_S1G_CHANWIDTH_16MHZ = 15,
1041 };
1042
1043 #define WLAN_SA_QUERY_TR_ID_LEN 2
1044 #define WLAN_MEMBERSHIP_LEN 8
1045 #define WLAN_USER_POSITION_LEN 16
1046
1047 /**
1048  * struct ieee80211_tpc_report_ie
1049  *
1050  * This structure refers to "TPC Report element"
1051  */
1052 struct ieee80211_tpc_report_ie {
1053         u8 tx_power;
1054         u8 link_margin;
1055 } __packed;
1056
1057 #define IEEE80211_ADDBA_EXT_FRAG_LEVEL_MASK     GENMASK(2, 1)
1058 #define IEEE80211_ADDBA_EXT_FRAG_LEVEL_SHIFT    1
1059 #define IEEE80211_ADDBA_EXT_NO_FRAG             BIT(0)
1060 #define IEEE80211_ADDBA_EXT_BUF_SIZE_MASK       GENMASK(7, 5)
1061 #define IEEE80211_ADDBA_EXT_BUF_SIZE_SHIFT      10
1062
1063 struct ieee80211_addba_ext_ie {
1064         u8 data;
1065 } __packed;
1066
1067 /**
1068  * struct ieee80211_s1g_bcn_compat_ie
1069  *
1070  * S1G Beacon Compatibility element
1071  */
1072 struct ieee80211_s1g_bcn_compat_ie {
1073         __le16 compat_info;
1074         __le16 beacon_int;
1075         __le32 tsf_completion;
1076 } __packed;
1077
1078 /**
1079  * struct ieee80211_s1g_oper_ie
1080  *
1081  * S1G Operation element
1082  */
1083 struct ieee80211_s1g_oper_ie {
1084         u8 ch_width;
1085         u8 oper_class;
1086         u8 primary_ch;
1087         u8 oper_ch;
1088         __le16 basic_mcs_nss;
1089 } __packed;
1090
1091 /**
1092  * struct ieee80211_aid_response_ie
1093  *
1094  * AID Response element
1095  */
1096 struct ieee80211_aid_response_ie {
1097         __le16 aid;
1098         u8 switch_count;
1099         __le16 response_int;
1100 } __packed;
1101
1102 struct ieee80211_s1g_cap {
1103         u8 capab_info[10];
1104         u8 supp_mcs_nss[5];
1105 } __packed;
1106
1107 struct ieee80211_ext {
1108         __le16 frame_control;
1109         __le16 duration;
1110         union {
1111                 struct {
1112                         u8 sa[ETH_ALEN];
1113                         __le32 timestamp;
1114                         u8 change_seq;
1115                         u8 variable[0];
1116                 } __packed s1g_beacon;
1117                 struct {
1118                         u8 sa[ETH_ALEN];
1119                         __le32 timestamp;
1120                         u8 change_seq;
1121                         u8 next_tbtt[3];
1122                         u8 variable[0];
1123                 } __packed s1g_short_beacon;
1124         } u;
1125 } __packed __aligned(2);
1126
1127 #define IEEE80211_TWT_CONTROL_NDP                       BIT(0)
1128 #define IEEE80211_TWT_CONTROL_RESP_MODE                 BIT(1)
1129 #define IEEE80211_TWT_CONTROL_NEG_TYPE_BROADCAST        BIT(3)
1130 #define IEEE80211_TWT_CONTROL_RX_DISABLED               BIT(4)
1131 #define IEEE80211_TWT_CONTROL_WAKE_DUR_UNIT             BIT(5)
1132
1133 #define IEEE80211_TWT_REQTYPE_REQUEST                   BIT(0)
1134 #define IEEE80211_TWT_REQTYPE_SETUP_CMD                 GENMASK(3, 1)
1135 #define IEEE80211_TWT_REQTYPE_TRIGGER                   BIT(4)
1136 #define IEEE80211_TWT_REQTYPE_IMPLICIT                  BIT(5)
1137 #define IEEE80211_TWT_REQTYPE_FLOWTYPE                  BIT(6)
1138 #define IEEE80211_TWT_REQTYPE_FLOWID                    GENMASK(9, 7)
1139 #define IEEE80211_TWT_REQTYPE_WAKE_INT_EXP              GENMASK(14, 10)
1140 #define IEEE80211_TWT_REQTYPE_PROTECTION                BIT(15)
1141
1142 enum ieee80211_twt_setup_cmd {
1143         TWT_SETUP_CMD_REQUEST,
1144         TWT_SETUP_CMD_SUGGEST,
1145         TWT_SETUP_CMD_DEMAND,
1146         TWT_SETUP_CMD_GROUPING,
1147         TWT_SETUP_CMD_ACCEPT,
1148         TWT_SETUP_CMD_ALTERNATE,
1149         TWT_SETUP_CMD_DICTATE,
1150         TWT_SETUP_CMD_REJECT,
1151 };
1152
1153 struct ieee80211_twt_params {
1154         __le16 req_type;
1155         __le64 twt;
1156         u8 min_twt_dur;
1157         __le16 mantissa;
1158         u8 channel;
1159 } __packed;
1160
1161 struct ieee80211_twt_setup {
1162         u8 dialog_token;
1163         u8 element_id;
1164         u8 length;
1165         u8 control;
1166         u8 params[];
1167 } __packed;
1168
1169 struct ieee80211_mgmt {
1170         __le16 frame_control;
1171         __le16 duration;
1172         u8 da[ETH_ALEN];
1173         u8 sa[ETH_ALEN];
1174         u8 bssid[ETH_ALEN];
1175         __le16 seq_ctrl;
1176         union {
1177                 struct {
1178                         __le16 auth_alg;
1179                         __le16 auth_transaction;
1180                         __le16 status_code;
1181                         /* possibly followed by Challenge text */
1182                         u8 variable[];
1183                 } __packed auth;
1184                 struct {
1185                         __le16 reason_code;
1186                 } __packed deauth;
1187                 struct {
1188                         __le16 capab_info;
1189                         __le16 listen_interval;
1190                         /* followed by SSID and Supported rates */
1191                         u8 variable[];
1192                 } __packed assoc_req;
1193                 struct {
1194                         __le16 capab_info;
1195                         __le16 status_code;
1196                         __le16 aid;
1197                         /* followed by Supported rates */
1198                         u8 variable[];
1199                 } __packed assoc_resp, reassoc_resp;
1200                 struct {
1201                         __le16 capab_info;
1202                         __le16 status_code;
1203                         u8 variable[];
1204                 } __packed s1g_assoc_resp, s1g_reassoc_resp;
1205                 struct {
1206                         __le16 capab_info;
1207                         __le16 listen_interval;
1208                         u8 current_ap[ETH_ALEN];
1209                         /* followed by SSID and Supported rates */
1210                         u8 variable[];
1211                 } __packed reassoc_req;
1212                 struct {
1213                         __le16 reason_code;
1214                 } __packed disassoc;
1215                 struct {
1216                         __le64 timestamp;
1217                         __le16 beacon_int;
1218                         __le16 capab_info;
1219                         /* followed by some of SSID, Supported rates,
1220                          * FH Params, DS Params, CF Params, IBSS Params, TIM */
1221                         u8 variable[];
1222                 } __packed beacon;
1223                 struct {
1224                         /* only variable items: SSID, Supported rates */
1225                         DECLARE_FLEX_ARRAY(u8, variable);
1226                 } __packed probe_req;
1227                 struct {
1228                         __le64 timestamp;
1229                         __le16 beacon_int;
1230                         __le16 capab_info;
1231                         /* followed by some of SSID, Supported rates,
1232                          * FH Params, DS Params, CF Params, IBSS Params */
1233                         u8 variable[];
1234                 } __packed probe_resp;
1235                 struct {
1236                         u8 category;
1237                         union {
1238                                 struct {
1239                                         u8 action_code;
1240                                         u8 dialog_token;
1241                                         u8 status_code;
1242                                         u8 variable[];
1243                                 } __packed wme_action;
1244                                 struct{
1245                                         u8 action_code;
1246                                         u8 variable[];
1247                                 } __packed chan_switch;
1248                                 struct{
1249                                         u8 action_code;
1250                                         struct ieee80211_ext_chansw_ie data;
1251                                         u8 variable[];
1252                                 } __packed ext_chan_switch;
1253                                 struct{
1254                                         u8 action_code;
1255                                         u8 dialog_token;
1256                                         u8 element_id;
1257                                         u8 length;
1258                                         struct ieee80211_msrment_ie msr_elem;
1259                                 } __packed measurement;
1260                                 struct{
1261                                         u8 action_code;
1262                                         u8 dialog_token;
1263                                         __le16 capab;
1264                                         __le16 timeout;
1265                                         __le16 start_seq_num;
1266                                         /* followed by BA Extension */
1267                                         u8 variable[];
1268                                 } __packed addba_req;
1269                                 struct{
1270                                         u8 action_code;
1271                                         u8 dialog_token;
1272                                         __le16 status;
1273                                         __le16 capab;
1274                                         __le16 timeout;
1275                                 } __packed addba_resp;
1276                                 struct{
1277                                         u8 action_code;
1278                                         __le16 params;
1279                                         __le16 reason_code;
1280                                 } __packed delba;
1281                                 struct {
1282                                         u8 action_code;
1283                                         u8 variable[];
1284                                 } __packed self_prot;
1285                                 struct{
1286                                         u8 action_code;
1287                                         u8 variable[];
1288                                 } __packed mesh_action;
1289                                 struct {
1290                                         u8 action;
1291                                         u8 trans_id[WLAN_SA_QUERY_TR_ID_LEN];
1292                                 } __packed sa_query;
1293                                 struct {
1294                                         u8 action;
1295                                         u8 smps_control;
1296                                 } __packed ht_smps;
1297                                 struct {
1298                                         u8 action_code;
1299                                         u8 chanwidth;
1300                                 } __packed ht_notify_cw;
1301                                 struct {
1302                                         u8 action_code;
1303                                         u8 dialog_token;
1304                                         __le16 capability;
1305                                         u8 variable[0];
1306                                 } __packed tdls_discover_resp;
1307                                 struct {
1308                                         u8 action_code;
1309                                         u8 operating_mode;
1310                                 } __packed vht_opmode_notif;
1311                                 struct {
1312                                         u8 action_code;
1313                                         u8 membership[WLAN_MEMBERSHIP_LEN];
1314                                         u8 position[WLAN_USER_POSITION_LEN];
1315                                 } __packed vht_group_notif;
1316                                 struct {
1317                                         u8 action_code;
1318                                         u8 dialog_token;
1319                                         u8 tpc_elem_id;
1320                                         u8 tpc_elem_length;
1321                                         struct ieee80211_tpc_report_ie tpc;
1322                                 } __packed tpc_report;
1323                                 struct {
1324                                         u8 action_code;
1325                                         u8 dialog_token;
1326                                         u8 follow_up;
1327                                         u8 tod[6];
1328                                         u8 toa[6];
1329                                         __le16 tod_error;
1330                                         __le16 toa_error;
1331                                         u8 variable[];
1332                                 } __packed ftm;
1333                                 struct {
1334                                         u8 action_code;
1335                                         u8 variable[];
1336                                 } __packed s1g;
1337                                 struct {
1338                                         u8 action_code;
1339                                         u8 dialog_token;
1340                                         u8 follow_up;
1341                                         u32 tod;
1342                                         u32 toa;
1343                                         u8 max_tod_error;
1344                                         u8 max_toa_error;
1345                                 } __packed wnm_timing_msr;
1346                         } u;
1347                 } __packed action;
1348         } u;
1349 } __packed __aligned(2);
1350
1351 /* Supported rates membership selectors */
1352 #define BSS_MEMBERSHIP_SELECTOR_HT_PHY  127
1353 #define BSS_MEMBERSHIP_SELECTOR_VHT_PHY 126
1354 #define BSS_MEMBERSHIP_SELECTOR_HE_PHY  122
1355 #define BSS_MEMBERSHIP_SELECTOR_SAE_H2E 123
1356
1357 /* mgmt header + 1 byte category code */
1358 #define IEEE80211_MIN_ACTION_SIZE offsetof(struct ieee80211_mgmt, u.action.u)
1359
1360
1361 /* Management MIC information element (IEEE 802.11w) */
1362 struct ieee80211_mmie {
1363         u8 element_id;
1364         u8 length;
1365         __le16 key_id;
1366         u8 sequence_number[6];
1367         u8 mic[8];
1368 } __packed;
1369
1370 /* Management MIC information element (IEEE 802.11w) for GMAC and CMAC-256 */
1371 struct ieee80211_mmie_16 {
1372         u8 element_id;
1373         u8 length;
1374         __le16 key_id;
1375         u8 sequence_number[6];
1376         u8 mic[16];
1377 } __packed;
1378
1379 struct ieee80211_vendor_ie {
1380         u8 element_id;
1381         u8 len;
1382         u8 oui[3];
1383         u8 oui_type;
1384 } __packed;
1385
1386 struct ieee80211_wmm_ac_param {
1387         u8 aci_aifsn; /* AIFSN, ACM, ACI */
1388         u8 cw; /* ECWmin, ECWmax (CW = 2^ECW - 1) */
1389         __le16 txop_limit;
1390 } __packed;
1391
1392 struct ieee80211_wmm_param_ie {
1393         u8 element_id; /* Element ID: 221 (0xdd); */
1394         u8 len; /* Length: 24 */
1395         /* required fields for WMM version 1 */
1396         u8 oui[3]; /* 00:50:f2 */
1397         u8 oui_type; /* 2 */
1398         u8 oui_subtype; /* 1 */
1399         u8 version; /* 1 for WMM version 1.0 */
1400         u8 qos_info; /* AP/STA specific QoS info */
1401         u8 reserved; /* 0 */
1402         /* AC_BE, AC_BK, AC_VI, AC_VO */
1403         struct ieee80211_wmm_ac_param ac[4];
1404 } __packed;
1405
1406 /* Control frames */
1407 struct ieee80211_rts {
1408         __le16 frame_control;
1409         __le16 duration;
1410         u8 ra[ETH_ALEN];
1411         u8 ta[ETH_ALEN];
1412 } __packed __aligned(2);
1413
1414 struct ieee80211_cts {
1415         __le16 frame_control;
1416         __le16 duration;
1417         u8 ra[ETH_ALEN];
1418 } __packed __aligned(2);
1419
1420 struct ieee80211_pspoll {
1421         __le16 frame_control;
1422         __le16 aid;
1423         u8 bssid[ETH_ALEN];
1424         u8 ta[ETH_ALEN];
1425 } __packed __aligned(2);
1426
1427 /* TDLS */
1428
1429 /* Channel switch timing */
1430 struct ieee80211_ch_switch_timing {
1431         __le16 switch_time;
1432         __le16 switch_timeout;
1433 } __packed;
1434
1435 /* Link-id information element */
1436 struct ieee80211_tdls_lnkie {
1437         u8 ie_type; /* Link Identifier IE */
1438         u8 ie_len;
1439         u8 bssid[ETH_ALEN];
1440         u8 init_sta[ETH_ALEN];
1441         u8 resp_sta[ETH_ALEN];
1442 } __packed;
1443
1444 struct ieee80211_tdls_data {
1445         u8 da[ETH_ALEN];
1446         u8 sa[ETH_ALEN];
1447         __be16 ether_type;
1448         u8 payload_type;
1449         u8 category;
1450         u8 action_code;
1451         union {
1452                 struct {
1453                         u8 dialog_token;
1454                         __le16 capability;
1455                         u8 variable[0];
1456                 } __packed setup_req;
1457                 struct {
1458                         __le16 status_code;
1459                         u8 dialog_token;
1460                         __le16 capability;
1461                         u8 variable[0];
1462                 } __packed setup_resp;
1463                 struct {
1464                         __le16 status_code;
1465                         u8 dialog_token;
1466                         u8 variable[0];
1467                 } __packed setup_cfm;
1468                 struct {
1469                         __le16 reason_code;
1470                         u8 variable[0];
1471                 } __packed teardown;
1472                 struct {
1473                         u8 dialog_token;
1474                         u8 variable[0];
1475                 } __packed discover_req;
1476                 struct {
1477                         u8 target_channel;
1478                         u8 oper_class;
1479                         u8 variable[0];
1480                 } __packed chan_switch_req;
1481                 struct {
1482                         __le16 status_code;
1483                         u8 variable[0];
1484                 } __packed chan_switch_resp;
1485         } u;
1486 } __packed;
1487
1488 /*
1489  * Peer-to-Peer IE attribute related definitions.
1490  */
1491 /**
1492  * enum ieee80211_p2p_attr_id - identifies type of peer-to-peer attribute.
1493  */
1494 enum ieee80211_p2p_attr_id {
1495         IEEE80211_P2P_ATTR_STATUS = 0,
1496         IEEE80211_P2P_ATTR_MINOR_REASON,
1497         IEEE80211_P2P_ATTR_CAPABILITY,
1498         IEEE80211_P2P_ATTR_DEVICE_ID,
1499         IEEE80211_P2P_ATTR_GO_INTENT,
1500         IEEE80211_P2P_ATTR_GO_CONFIG_TIMEOUT,
1501         IEEE80211_P2P_ATTR_LISTEN_CHANNEL,
1502         IEEE80211_P2P_ATTR_GROUP_BSSID,
1503         IEEE80211_P2P_ATTR_EXT_LISTEN_TIMING,
1504         IEEE80211_P2P_ATTR_INTENDED_IFACE_ADDR,
1505         IEEE80211_P2P_ATTR_MANAGABILITY,
1506         IEEE80211_P2P_ATTR_CHANNEL_LIST,
1507         IEEE80211_P2P_ATTR_ABSENCE_NOTICE,
1508         IEEE80211_P2P_ATTR_DEVICE_INFO,
1509         IEEE80211_P2P_ATTR_GROUP_INFO,
1510         IEEE80211_P2P_ATTR_GROUP_ID,
1511         IEEE80211_P2P_ATTR_INTERFACE,
1512         IEEE80211_P2P_ATTR_OPER_CHANNEL,
1513         IEEE80211_P2P_ATTR_INVITE_FLAGS,
1514         /* 19 - 220: Reserved */
1515         IEEE80211_P2P_ATTR_VENDOR_SPECIFIC = 221,
1516
1517         IEEE80211_P2P_ATTR_MAX
1518 };
1519
1520 /* Notice of Absence attribute - described in P2P spec 4.1.14 */
1521 /* Typical max value used here */
1522 #define IEEE80211_P2P_NOA_DESC_MAX      4
1523
1524 struct ieee80211_p2p_noa_desc {
1525         u8 count;
1526         __le32 duration;
1527         __le32 interval;
1528         __le32 start_time;
1529 } __packed;
1530
1531 struct ieee80211_p2p_noa_attr {
1532         u8 index;
1533         u8 oppps_ctwindow;
1534         struct ieee80211_p2p_noa_desc desc[IEEE80211_P2P_NOA_DESC_MAX];
1535 } __packed;
1536
1537 #define IEEE80211_P2P_OPPPS_ENABLE_BIT          BIT(7)
1538 #define IEEE80211_P2P_OPPPS_CTWINDOW_MASK       0x7F
1539
1540 /**
1541  * struct ieee80211_bar - HT Block Ack Request
1542  *
1543  * This structure refers to "HT BlockAckReq" as
1544  * described in 802.11n draft section 7.2.1.7.1
1545  */
1546 struct ieee80211_bar {
1547         __le16 frame_control;
1548         __le16 duration;
1549         __u8 ra[ETH_ALEN];
1550         __u8 ta[ETH_ALEN];
1551         __le16 control;
1552         __le16 start_seq_num;
1553 } __packed;
1554
1555 /* 802.11 BAR control masks */
1556 #define IEEE80211_BAR_CTRL_ACK_POLICY_NORMAL    0x0000
1557 #define IEEE80211_BAR_CTRL_MULTI_TID            0x0002
1558 #define IEEE80211_BAR_CTRL_CBMTID_COMPRESSED_BA 0x0004
1559 #define IEEE80211_BAR_CTRL_TID_INFO_MASK        0xf000
1560 #define IEEE80211_BAR_CTRL_TID_INFO_SHIFT       12
1561
1562 #define IEEE80211_HT_MCS_MASK_LEN               10
1563
1564 /**
1565  * struct ieee80211_mcs_info - MCS information
1566  * @rx_mask: RX mask
1567  * @rx_highest: highest supported RX rate. If set represents
1568  *      the highest supported RX data rate in units of 1 Mbps.
1569  *      If this field is 0 this value should not be used to
1570  *      consider the highest RX data rate supported.
1571  * @tx_params: TX parameters
1572  */
1573 struct ieee80211_mcs_info {
1574         u8 rx_mask[IEEE80211_HT_MCS_MASK_LEN];
1575         __le16 rx_highest;
1576         u8 tx_params;
1577         u8 reserved[3];
1578 } __packed;
1579
1580 /* 802.11n HT capability MSC set */
1581 #define IEEE80211_HT_MCS_RX_HIGHEST_MASK        0x3ff
1582 #define IEEE80211_HT_MCS_TX_DEFINED             0x01
1583 #define IEEE80211_HT_MCS_TX_RX_DIFF             0x02
1584 /* value 0 == 1 stream etc */
1585 #define IEEE80211_HT_MCS_TX_MAX_STREAMS_MASK    0x0C
1586 #define IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT   2
1587 #define         IEEE80211_HT_MCS_TX_MAX_STREAMS 4
1588 #define IEEE80211_HT_MCS_TX_UNEQUAL_MODULATION  0x10
1589
1590 /*
1591  * 802.11n D5.0 20.3.5 / 20.6 says:
1592  * - indices 0 to 7 and 32 are single spatial stream
1593  * - 8 to 31 are multiple spatial streams using equal modulation
1594  *   [8..15 for two streams, 16..23 for three and 24..31 for four]
1595  * - remainder are multiple spatial streams using unequal modulation
1596  */
1597 #define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START 33
1598 #define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START_BYTE \
1599         (IEEE80211_HT_MCS_UNEQUAL_MODULATION_START / 8)
1600
1601 /**
1602  * struct ieee80211_ht_cap - HT capabilities
1603  *
1604  * This structure is the "HT capabilities element" as
1605  * described in 802.11n D5.0 7.3.2.57
1606  */
1607 struct ieee80211_ht_cap {
1608         __le16 cap_info;
1609         u8 ampdu_params_info;
1610
1611         /* 16 bytes MCS information */
1612         struct ieee80211_mcs_info mcs;
1613
1614         __le16 extended_ht_cap_info;
1615         __le32 tx_BF_cap_info;
1616         u8 antenna_selection_info;
1617 } __packed;
1618
1619 /* 802.11n HT capabilities masks (for cap_info) */
1620 #define IEEE80211_HT_CAP_LDPC_CODING            0x0001
1621 #define IEEE80211_HT_CAP_SUP_WIDTH_20_40        0x0002
1622 #define IEEE80211_HT_CAP_SM_PS                  0x000C
1623 #define         IEEE80211_HT_CAP_SM_PS_SHIFT    2
1624 #define IEEE80211_HT_CAP_GRN_FLD                0x0010
1625 #define IEEE80211_HT_CAP_SGI_20                 0x0020
1626 #define IEEE80211_HT_CAP_SGI_40                 0x0040
1627 #define IEEE80211_HT_CAP_TX_STBC                0x0080
1628 #define IEEE80211_HT_CAP_RX_STBC                0x0300
1629 #define         IEEE80211_HT_CAP_RX_STBC_SHIFT  8
1630 #define IEEE80211_HT_CAP_DELAY_BA               0x0400
1631 #define IEEE80211_HT_CAP_MAX_AMSDU              0x0800
1632 #define IEEE80211_HT_CAP_DSSSCCK40              0x1000
1633 #define IEEE80211_HT_CAP_RESERVED               0x2000
1634 #define IEEE80211_HT_CAP_40MHZ_INTOLERANT       0x4000
1635 #define IEEE80211_HT_CAP_LSIG_TXOP_PROT         0x8000
1636
1637 /* 802.11n HT extended capabilities masks (for extended_ht_cap_info) */
1638 #define IEEE80211_HT_EXT_CAP_PCO                0x0001
1639 #define IEEE80211_HT_EXT_CAP_PCO_TIME           0x0006
1640 #define         IEEE80211_HT_EXT_CAP_PCO_TIME_SHIFT     1
1641 #define IEEE80211_HT_EXT_CAP_MCS_FB             0x0300
1642 #define         IEEE80211_HT_EXT_CAP_MCS_FB_SHIFT       8
1643 #define IEEE80211_HT_EXT_CAP_HTC_SUP            0x0400
1644 #define IEEE80211_HT_EXT_CAP_RD_RESPONDER       0x0800
1645
1646 /* 802.11n HT capability AMPDU settings (for ampdu_params_info) */
1647 #define IEEE80211_HT_AMPDU_PARM_FACTOR          0x03
1648 #define IEEE80211_HT_AMPDU_PARM_DENSITY         0x1C
1649 #define         IEEE80211_HT_AMPDU_PARM_DENSITY_SHIFT   2
1650
1651 /*
1652  * Maximum length of AMPDU that the STA can receive in high-throughput (HT).
1653  * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
1654  */
1655 enum ieee80211_max_ampdu_length_exp {
1656         IEEE80211_HT_MAX_AMPDU_8K = 0,
1657         IEEE80211_HT_MAX_AMPDU_16K = 1,
1658         IEEE80211_HT_MAX_AMPDU_32K = 2,
1659         IEEE80211_HT_MAX_AMPDU_64K = 3
1660 };
1661
1662 /*
1663  * Maximum length of AMPDU that the STA can receive in VHT.
1664  * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
1665  */
1666 enum ieee80211_vht_max_ampdu_length_exp {
1667         IEEE80211_VHT_MAX_AMPDU_8K = 0,
1668         IEEE80211_VHT_MAX_AMPDU_16K = 1,
1669         IEEE80211_VHT_MAX_AMPDU_32K = 2,
1670         IEEE80211_VHT_MAX_AMPDU_64K = 3,
1671         IEEE80211_VHT_MAX_AMPDU_128K = 4,
1672         IEEE80211_VHT_MAX_AMPDU_256K = 5,
1673         IEEE80211_VHT_MAX_AMPDU_512K = 6,
1674         IEEE80211_VHT_MAX_AMPDU_1024K = 7
1675 };
1676
1677 #define IEEE80211_HT_MAX_AMPDU_FACTOR 13
1678
1679 /* Minimum MPDU start spacing */
1680 enum ieee80211_min_mpdu_spacing {
1681         IEEE80211_HT_MPDU_DENSITY_NONE = 0,     /* No restriction */
1682         IEEE80211_HT_MPDU_DENSITY_0_25 = 1,     /* 1/4 usec */
1683         IEEE80211_HT_MPDU_DENSITY_0_5 = 2,      /* 1/2 usec */
1684         IEEE80211_HT_MPDU_DENSITY_1 = 3,        /* 1 usec */
1685         IEEE80211_HT_MPDU_DENSITY_2 = 4,        /* 2 usec */
1686         IEEE80211_HT_MPDU_DENSITY_4 = 5,        /* 4 usec */
1687         IEEE80211_HT_MPDU_DENSITY_8 = 6,        /* 8 usec */
1688         IEEE80211_HT_MPDU_DENSITY_16 = 7        /* 16 usec */
1689 };
1690
1691 /**
1692  * struct ieee80211_ht_operation - HT operation IE
1693  *
1694  * This structure is the "HT operation element" as
1695  * described in 802.11n-2009 7.3.2.57
1696  */
1697 struct ieee80211_ht_operation {
1698         u8 primary_chan;
1699         u8 ht_param;
1700         __le16 operation_mode;
1701         __le16 stbc_param;
1702         u8 basic_set[16];
1703 } __packed;
1704
1705 /* for ht_param */
1706 #define IEEE80211_HT_PARAM_CHA_SEC_OFFSET               0x03
1707 #define         IEEE80211_HT_PARAM_CHA_SEC_NONE         0x00
1708 #define         IEEE80211_HT_PARAM_CHA_SEC_ABOVE        0x01
1709 #define         IEEE80211_HT_PARAM_CHA_SEC_BELOW        0x03
1710 #define IEEE80211_HT_PARAM_CHAN_WIDTH_ANY               0x04
1711 #define IEEE80211_HT_PARAM_RIFS_MODE                    0x08
1712
1713 /* for operation_mode */
1714 #define IEEE80211_HT_OP_MODE_PROTECTION                 0x0003
1715 #define         IEEE80211_HT_OP_MODE_PROTECTION_NONE            0
1716 #define         IEEE80211_HT_OP_MODE_PROTECTION_NONMEMBER       1
1717 #define         IEEE80211_HT_OP_MODE_PROTECTION_20MHZ           2
1718 #define         IEEE80211_HT_OP_MODE_PROTECTION_NONHT_MIXED     3
1719 #define IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT           0x0004
1720 #define IEEE80211_HT_OP_MODE_NON_HT_STA_PRSNT           0x0010
1721 #define IEEE80211_HT_OP_MODE_CCFS2_SHIFT                5
1722 #define IEEE80211_HT_OP_MODE_CCFS2_MASK                 0x1fe0
1723
1724 /* for stbc_param */
1725 #define IEEE80211_HT_STBC_PARAM_DUAL_BEACON             0x0040
1726 #define IEEE80211_HT_STBC_PARAM_DUAL_CTS_PROT           0x0080
1727 #define IEEE80211_HT_STBC_PARAM_STBC_BEACON             0x0100
1728 #define IEEE80211_HT_STBC_PARAM_LSIG_TXOP_FULLPROT      0x0200
1729 #define IEEE80211_HT_STBC_PARAM_PCO_ACTIVE              0x0400
1730 #define IEEE80211_HT_STBC_PARAM_PCO_PHASE               0x0800
1731
1732
1733 /* block-ack parameters */
1734 #define IEEE80211_ADDBA_PARAM_AMSDU_MASK 0x0001
1735 #define IEEE80211_ADDBA_PARAM_POLICY_MASK 0x0002
1736 #define IEEE80211_ADDBA_PARAM_TID_MASK 0x003C
1737 #define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFC0
1738 #define IEEE80211_DELBA_PARAM_TID_MASK 0xF000
1739 #define IEEE80211_DELBA_PARAM_INITIATOR_MASK 0x0800
1740
1741 /*
1742  * A-MPDU buffer sizes
1743  * According to HT size varies from 8 to 64 frames
1744  * HE adds the ability to have up to 256 frames.
1745  * EHT adds the ability to have up to 1K frames.
1746  */
1747 #define IEEE80211_MIN_AMPDU_BUF         0x8
1748 #define IEEE80211_MAX_AMPDU_BUF_HT      0x40
1749 #define IEEE80211_MAX_AMPDU_BUF_HE      0x100
1750 #define IEEE80211_MAX_AMPDU_BUF_EHT     0x400
1751
1752
1753 /* Spatial Multiplexing Power Save Modes (for capability) */
1754 #define WLAN_HT_CAP_SM_PS_STATIC        0
1755 #define WLAN_HT_CAP_SM_PS_DYNAMIC       1
1756 #define WLAN_HT_CAP_SM_PS_INVALID       2
1757 #define WLAN_HT_CAP_SM_PS_DISABLED      3
1758
1759 /* for SM power control field lower two bits */
1760 #define WLAN_HT_SMPS_CONTROL_DISABLED   0
1761 #define WLAN_HT_SMPS_CONTROL_STATIC     1
1762 #define WLAN_HT_SMPS_CONTROL_DYNAMIC    3
1763
1764 /**
1765  * struct ieee80211_vht_mcs_info - VHT MCS information
1766  * @rx_mcs_map: RX MCS map 2 bits for each stream, total 8 streams
1767  * @rx_highest: Indicates highest long GI VHT PPDU data rate
1768  *      STA can receive. Rate expressed in units of 1 Mbps.
1769  *      If this field is 0 this value should not be used to
1770  *      consider the highest RX data rate supported.
1771  *      The top 3 bits of this field indicate the Maximum NSTS,total
1772  *      (a beamformee capability.)
1773  * @tx_mcs_map: TX MCS map 2 bits for each stream, total 8 streams
1774  * @tx_highest: Indicates highest long GI VHT PPDU data rate
1775  *      STA can transmit. Rate expressed in units of 1 Mbps.
1776  *      If this field is 0 this value should not be used to
1777  *      consider the highest TX data rate supported.
1778  *      The top 2 bits of this field are reserved, the
1779  *      3rd bit from the top indiciates VHT Extended NSS BW
1780  *      Capability.
1781  */
1782 struct ieee80211_vht_mcs_info {
1783         __le16 rx_mcs_map;
1784         __le16 rx_highest;
1785         __le16 tx_mcs_map;
1786         __le16 tx_highest;
1787 } __packed;
1788
1789 /* for rx_highest */
1790 #define IEEE80211_VHT_MAX_NSTS_TOTAL_SHIFT      13
1791 #define IEEE80211_VHT_MAX_NSTS_TOTAL_MASK       (7 << IEEE80211_VHT_MAX_NSTS_TOTAL_SHIFT)
1792
1793 /* for tx_highest */
1794 #define IEEE80211_VHT_EXT_NSS_BW_CAPABLE        (1 << 13)
1795
1796 /**
1797  * enum ieee80211_vht_mcs_support - VHT MCS support definitions
1798  * @IEEE80211_VHT_MCS_SUPPORT_0_7: MCSes 0-7 are supported for the
1799  *      number of streams
1800  * @IEEE80211_VHT_MCS_SUPPORT_0_8: MCSes 0-8 are supported
1801  * @IEEE80211_VHT_MCS_SUPPORT_0_9: MCSes 0-9 are supported
1802  * @IEEE80211_VHT_MCS_NOT_SUPPORTED: This number of streams isn't supported
1803  *
1804  * These definitions are used in each 2-bit subfield of the @rx_mcs_map
1805  * and @tx_mcs_map fields of &struct ieee80211_vht_mcs_info, which are
1806  * both split into 8 subfields by number of streams. These values indicate
1807  * which MCSes are supported for the number of streams the value appears
1808  * for.
1809  */
1810 enum ieee80211_vht_mcs_support {
1811         IEEE80211_VHT_MCS_SUPPORT_0_7   = 0,
1812         IEEE80211_VHT_MCS_SUPPORT_0_8   = 1,
1813         IEEE80211_VHT_MCS_SUPPORT_0_9   = 2,
1814         IEEE80211_VHT_MCS_NOT_SUPPORTED = 3,
1815 };
1816
1817 /**
1818  * struct ieee80211_vht_cap - VHT capabilities
1819  *
1820  * This structure is the "VHT capabilities element" as
1821  * described in 802.11ac D3.0 8.4.2.160
1822  * @vht_cap_info: VHT capability info
1823  * @supp_mcs: VHT MCS supported rates
1824  */
1825 struct ieee80211_vht_cap {
1826         __le32 vht_cap_info;
1827         struct ieee80211_vht_mcs_info supp_mcs;
1828 } __packed;
1829
1830 /**
1831  * enum ieee80211_vht_chanwidth - VHT channel width
1832  * @IEEE80211_VHT_CHANWIDTH_USE_HT: use the HT operation IE to
1833  *      determine the channel width (20 or 40 MHz)
1834  * @IEEE80211_VHT_CHANWIDTH_80MHZ: 80 MHz bandwidth
1835  * @IEEE80211_VHT_CHANWIDTH_160MHZ: 160 MHz bandwidth
1836  * @IEEE80211_VHT_CHANWIDTH_80P80MHZ: 80+80 MHz bandwidth
1837  */
1838 enum ieee80211_vht_chanwidth {
1839         IEEE80211_VHT_CHANWIDTH_USE_HT          = 0,
1840         IEEE80211_VHT_CHANWIDTH_80MHZ           = 1,
1841         IEEE80211_VHT_CHANWIDTH_160MHZ          = 2,
1842         IEEE80211_VHT_CHANWIDTH_80P80MHZ        = 3,
1843 };
1844
1845 /**
1846  * struct ieee80211_vht_operation - VHT operation IE
1847  *
1848  * This structure is the "VHT operation element" as
1849  * described in 802.11ac D3.0 8.4.2.161
1850  * @chan_width: Operating channel width
1851  * @center_freq_seg0_idx: center freq segment 0 index
1852  * @center_freq_seg1_idx: center freq segment 1 index
1853  * @basic_mcs_set: VHT Basic MCS rate set
1854  */
1855 struct ieee80211_vht_operation {
1856         u8 chan_width;
1857         u8 center_freq_seg0_idx;
1858         u8 center_freq_seg1_idx;
1859         __le16 basic_mcs_set;
1860 } __packed;
1861
1862 /**
1863  * struct ieee80211_he_cap_elem - HE capabilities element
1864  *
1865  * This structure is the "HE capabilities element" fixed fields as
1866  * described in P802.11ax_D4.0 section 9.4.2.242.2 and 9.4.2.242.3
1867  */
1868 struct ieee80211_he_cap_elem {
1869         u8 mac_cap_info[6];
1870         u8 phy_cap_info[11];
1871 } __packed;
1872
1873 #define IEEE80211_TX_RX_MCS_NSS_DESC_MAX_LEN    5
1874
1875 /**
1876  * enum ieee80211_he_mcs_support - HE MCS support definitions
1877  * @IEEE80211_HE_MCS_SUPPORT_0_7: MCSes 0-7 are supported for the
1878  *      number of streams
1879  * @IEEE80211_HE_MCS_SUPPORT_0_9: MCSes 0-9 are supported
1880  * @IEEE80211_HE_MCS_SUPPORT_0_11: MCSes 0-11 are supported
1881  * @IEEE80211_HE_MCS_NOT_SUPPORTED: This number of streams isn't supported
1882  *
1883  * These definitions are used in each 2-bit subfield of the rx_mcs_*
1884  * and tx_mcs_* fields of &struct ieee80211_he_mcs_nss_supp, which are
1885  * both split into 8 subfields by number of streams. These values indicate
1886  * which MCSes are supported for the number of streams the value appears
1887  * for.
1888  */
1889 enum ieee80211_he_mcs_support {
1890         IEEE80211_HE_MCS_SUPPORT_0_7    = 0,
1891         IEEE80211_HE_MCS_SUPPORT_0_9    = 1,
1892         IEEE80211_HE_MCS_SUPPORT_0_11   = 2,
1893         IEEE80211_HE_MCS_NOT_SUPPORTED  = 3,
1894 };
1895
1896 /**
1897  * struct ieee80211_he_mcs_nss_supp - HE Tx/Rx HE MCS NSS Support Field
1898  *
1899  * This structure holds the data required for the Tx/Rx HE MCS NSS Support Field
1900  * described in P802.11ax_D2.0 section 9.4.2.237.4
1901  *
1902  * @rx_mcs_80: Rx MCS map 2 bits for each stream, total 8 streams, for channel
1903  *     widths less than 80MHz.
1904  * @tx_mcs_80: Tx MCS map 2 bits for each stream, total 8 streams, for channel
1905  *     widths less than 80MHz.
1906  * @rx_mcs_160: Rx MCS map 2 bits for each stream, total 8 streams, for channel
1907  *     width 160MHz.
1908  * @tx_mcs_160: Tx MCS map 2 bits for each stream, total 8 streams, for channel
1909  *     width 160MHz.
1910  * @rx_mcs_80p80: Rx MCS map 2 bits for each stream, total 8 streams, for
1911  *     channel width 80p80MHz.
1912  * @tx_mcs_80p80: Tx MCS map 2 bits for each stream, total 8 streams, for
1913  *     channel width 80p80MHz.
1914  */
1915 struct ieee80211_he_mcs_nss_supp {
1916         __le16 rx_mcs_80;
1917         __le16 tx_mcs_80;
1918         __le16 rx_mcs_160;
1919         __le16 tx_mcs_160;
1920         __le16 rx_mcs_80p80;
1921         __le16 tx_mcs_80p80;
1922 } __packed;
1923
1924 /**
1925  * struct ieee80211_he_operation - HE capabilities element
1926  *
1927  * This structure is the "HE operation element" fields as
1928  * described in P802.11ax_D4.0 section 9.4.2.243
1929  */
1930 struct ieee80211_he_operation {
1931         __le32 he_oper_params;
1932         __le16 he_mcs_nss_set;
1933         /* Optional 0,1,3,4,5,7 or 8 bytes: depends on @he_oper_params */
1934         u8 optional[];
1935 } __packed;
1936
1937 /**
1938  * struct ieee80211_he_spr - HE spatial reuse element
1939  *
1940  * This structure is the "HE spatial reuse element" element as
1941  * described in P802.11ax_D4.0 section 9.4.2.241
1942  */
1943 struct ieee80211_he_spr {
1944         u8 he_sr_control;
1945         /* Optional 0 to 19 bytes: depends on @he_sr_control */
1946         u8 optional[];
1947 } __packed;
1948
1949 /**
1950  * struct ieee80211_he_mu_edca_param_ac_rec - MU AC Parameter Record field
1951  *
1952  * This structure is the "MU AC Parameter Record" fields as
1953  * described in P802.11ax_D4.0 section 9.4.2.245
1954  */
1955 struct ieee80211_he_mu_edca_param_ac_rec {
1956         u8 aifsn;
1957         u8 ecw_min_max;
1958         u8 mu_edca_timer;
1959 } __packed;
1960
1961 /**
1962  * struct ieee80211_mu_edca_param_set - MU EDCA Parameter Set element
1963  *
1964  * This structure is the "MU EDCA Parameter Set element" fields as
1965  * described in P802.11ax_D4.0 section 9.4.2.245
1966  */
1967 struct ieee80211_mu_edca_param_set {
1968         u8 mu_qos_info;
1969         struct ieee80211_he_mu_edca_param_ac_rec ac_be;
1970         struct ieee80211_he_mu_edca_param_ac_rec ac_bk;
1971         struct ieee80211_he_mu_edca_param_ac_rec ac_vi;
1972         struct ieee80211_he_mu_edca_param_ac_rec ac_vo;
1973 } __packed;
1974
1975 #define IEEE80211_EHT_MCS_NSS_RX 0x0f
1976 #define IEEE80211_EHT_MCS_NSS_TX 0xf0
1977
1978 /**
1979  * struct ieee80211_eht_mcs_nss_supp_20mhz_only - EHT 20MHz only station max
1980  * supported NSS for per MCS.
1981  *
1982  * For each field below, bits 0 - 3 indicate the maximal number of spatial
1983  * streams for Rx, and bits 4 - 7 indicate the maximal number of spatial streams
1984  * for Tx.
1985  *
1986  * @rx_tx_mcs7_max_nss: indicates the maximum number of spatial streams
1987  *     supported for reception and the maximum number of spatial streams
1988  *     supported for transmission for MCS 0 - 7.
1989  * @rx_tx_mcs9_max_nss: indicates the maximum number of spatial streams
1990  *     supported for reception and the maximum number of spatial streams
1991  *     supported for transmission for MCS 8 - 9.
1992  * @rx_tx_mcs11_max_nss: indicates the maximum number of spatial streams
1993  *     supported for reception and the maximum number of spatial streams
1994  *     supported for transmission for MCS 10 - 11.
1995  * @rx_tx_mcs13_max_nss: indicates the maximum number of spatial streams
1996  *     supported for reception and the maximum number of spatial streams
1997  *     supported for transmission for MCS 12 - 13.
1998  */
1999 struct ieee80211_eht_mcs_nss_supp_20mhz_only {
2000         u8 rx_tx_mcs7_max_nss;
2001         u8 rx_tx_mcs9_max_nss;
2002         u8 rx_tx_mcs11_max_nss;
2003         u8 rx_tx_mcs13_max_nss;
2004 };
2005
2006 /**
2007  * struct ieee80211_eht_mcs_nss_supp_bw - EHT max supported NSS per MCS (except
2008  * 20MHz only stations).
2009  *
2010  * For each field below, bits 0 - 3 indicate the maximal number of spatial
2011  * streams for Rx, and bits 4 - 7 indicate the maximal number of spatial streams
2012  * for Tx.
2013  *
2014  * @rx_tx_mcs9_max_nss: indicates the maximum number of spatial streams
2015  *     supported for reception and the maximum number of spatial streams
2016  *     supported for transmission for MCS 0 - 9.
2017  * @rx_tx_mcs11_max_nss: indicates the maximum number of spatial streams
2018  *     supported for reception and the maximum number of spatial streams
2019  *     supported for transmission for MCS 10 - 11.
2020  * @rx_tx_mcs13_max_nss: indicates the maximum number of spatial streams
2021  *     supported for reception and the maximum number of spatial streams
2022  *     supported for transmission for MCS 12 - 13.
2023  */
2024 struct ieee80211_eht_mcs_nss_supp_bw {
2025         u8 rx_tx_mcs9_max_nss;
2026         u8 rx_tx_mcs11_max_nss;
2027         u8 rx_tx_mcs13_max_nss;
2028 };
2029
2030 /**
2031  * struct ieee80211_eht_cap_elem_fixed - EHT capabilities fixed data
2032  *
2033  * This structure is the "EHT Capabilities element" fixed fields as
2034  * described in P802.11be_D2.0 section 9.4.2.313.
2035  *
2036  * @mac_cap_info: MAC capabilities, see IEEE80211_EHT_MAC_CAP*
2037  * @phy_cap_info: PHY capabilities, see IEEE80211_EHT_PHY_CAP*
2038  */
2039 struct ieee80211_eht_cap_elem_fixed {
2040         u8 mac_cap_info[2];
2041         u8 phy_cap_info[9];
2042 } __packed;
2043
2044 /**
2045  * struct ieee80211_eht_cap_elem - EHT capabilities element
2046  * @fixed: fixed parts, see &ieee80211_eht_cap_elem_fixed
2047  * @optional: optional parts
2048  */
2049 struct ieee80211_eht_cap_elem {
2050         struct ieee80211_eht_cap_elem_fixed fixed;
2051
2052         /*
2053          * Followed by:
2054          * Supported EHT-MCS And NSS Set field: 4, 3, 6 or 9 octets.
2055          * EHT PPE Thresholds field: variable length.
2056          */
2057         u8 optional[];
2058 } __packed;
2059
2060 #define IEEE80211_EHT_OPER_INFO_PRESENT                         0x01
2061 #define IEEE80211_EHT_OPER_DISABLED_SUBCHANNEL_BITMAP_PRESENT   0x02
2062 #define IEEE80211_EHT_OPER_EHT_DEF_PE_DURATION                  0x04
2063 #define IEEE80211_EHT_OPER_GROUP_ADDRESSED_BU_IND_LIMIT         0x08
2064 #define IEEE80211_EHT_OPER_GROUP_ADDRESSED_BU_IND_EXP_MASK      0x30
2065
2066 /**
2067  * struct ieee80211_eht_operation - eht operation element
2068  *
2069  * This structure is the "EHT Operation Element" fields as
2070  * described in P802.11be_D2.0 section 9.4.2.311
2071  *
2072  * @params: EHT operation element parameters. See &IEEE80211_EHT_OPER_*
2073  * @basic_mcs_nss: indicates the EHT-MCSs for each number of spatial streams in
2074  *     EHT PPDUs that are supported by all EHT STAs in the BSS in transmit and
2075  *     receive.
2076  * @optional: optional parts
2077  */
2078 struct ieee80211_eht_operation {
2079         u8 params;
2080         __le32 basic_mcs_nss;
2081         u8 optional[];
2082 } __packed;
2083
2084 /**
2085  * struct ieee80211_eht_operation_info - eht operation information
2086  *
2087  * @control: EHT operation information control.
2088  * @ccfs0: defines a channel center frequency for a 20, 40, 80, 160, or 320 MHz
2089  *     EHT BSS.
2090  * @ccfs1: defines a channel center frequency for a 160 or 320 MHz EHT BSS.
2091  * @optional: optional parts
2092  */
2093 struct ieee80211_eht_operation_info {
2094         u8 control;
2095         u8 ccfs0;
2096         u8 ccfs1;
2097         u8 optional[];
2098 } __packed;
2099
2100 /* 802.11ac VHT Capabilities */
2101 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895                  0x00000000
2102 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991                  0x00000001
2103 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454                 0x00000002
2104 #define IEEE80211_VHT_CAP_MAX_MPDU_MASK                         0x00000003
2105 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ                0x00000004
2106 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ       0x00000008
2107 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_MASK                  0x0000000C
2108 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_SHIFT                 2
2109 #define IEEE80211_VHT_CAP_RXLDPC                                0x00000010
2110 #define IEEE80211_VHT_CAP_SHORT_GI_80                           0x00000020
2111 #define IEEE80211_VHT_CAP_SHORT_GI_160                          0x00000040
2112 #define IEEE80211_VHT_CAP_TXSTBC                                0x00000080
2113 #define IEEE80211_VHT_CAP_RXSTBC_1                              0x00000100
2114 #define IEEE80211_VHT_CAP_RXSTBC_2                              0x00000200
2115 #define IEEE80211_VHT_CAP_RXSTBC_3                              0x00000300
2116 #define IEEE80211_VHT_CAP_RXSTBC_4                              0x00000400
2117 #define IEEE80211_VHT_CAP_RXSTBC_MASK                           0x00000700
2118 #define IEEE80211_VHT_CAP_RXSTBC_SHIFT                          8
2119 #define IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE                 0x00000800
2120 #define IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE                 0x00001000
2121 #define IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT                  13
2122 #define IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK                   \
2123                 (7 << IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT)
2124 #define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT             16
2125 #define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK              \
2126                 (7 << IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT)
2127 #define IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE                 0x00080000
2128 #define IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE                 0x00100000
2129 #define IEEE80211_VHT_CAP_VHT_TXOP_PS                           0x00200000
2130 #define IEEE80211_VHT_CAP_HTC_VHT                               0x00400000
2131 #define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT      23
2132 #define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK       \
2133                 (7 << IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT)
2134 #define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_UNSOL_MFB     0x08000000
2135 #define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB       0x0c000000
2136 #define IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN                    0x10000000
2137 #define IEEE80211_VHT_CAP_TX_ANTENNA_PATTERN                    0x20000000
2138 #define IEEE80211_VHT_CAP_EXT_NSS_BW_SHIFT                      30
2139 #define IEEE80211_VHT_CAP_EXT_NSS_BW_MASK                       0xc0000000
2140
2141 /**
2142  * ieee80211_get_vht_max_nss - return max NSS for a given bandwidth/MCS
2143  * @cap: VHT capabilities of the peer
2144  * @bw: bandwidth to use
2145  * @mcs: MCS index to use
2146  * @ext_nss_bw_capable: indicates whether or not the local transmitter
2147  *      (rate scaling algorithm) can deal with the new logic
2148  *      (dot11VHTExtendedNSSBWCapable)
2149  * @max_vht_nss: current maximum NSS as advertised by the STA in
2150  *      operating mode notification, can be 0 in which case the
2151  *      capability data will be used to derive this (from MCS support)
2152  *
2153  * Due to the VHT Extended NSS Bandwidth Support, the maximum NSS can
2154  * vary for a given BW/MCS. This function parses the data.
2155  *
2156  * Note: This function is exported by cfg80211.
2157  */
2158 int ieee80211_get_vht_max_nss(struct ieee80211_vht_cap *cap,
2159                               enum ieee80211_vht_chanwidth bw,
2160                               int mcs, bool ext_nss_bw_capable,
2161                               unsigned int max_vht_nss);
2162
2163 /**
2164  * enum ieee80211_ap_reg_power - regulatory power for a Access Point
2165  *
2166  * @IEEE80211_REG_UNSET_AP: Access Point has no regulatory power mode
2167  * @IEEE80211_REG_LPI: Indoor Access Point
2168  * @IEEE80211_REG_SP: Standard power Access Point
2169  * @IEEE80211_REG_VLP: Very low power Access Point
2170  * @IEEE80211_REG_AP_POWER_AFTER_LAST: internal
2171  * @IEEE80211_REG_AP_POWER_MAX: maximum value
2172  */
2173 enum ieee80211_ap_reg_power {
2174         IEEE80211_REG_UNSET_AP,
2175         IEEE80211_REG_LPI_AP,
2176         IEEE80211_REG_SP_AP,
2177         IEEE80211_REG_VLP_AP,
2178         IEEE80211_REG_AP_POWER_AFTER_LAST,
2179         IEEE80211_REG_AP_POWER_MAX =
2180                 IEEE80211_REG_AP_POWER_AFTER_LAST - 1,
2181 };
2182
2183 /**
2184  * enum ieee80211_client_reg_power - regulatory power for a client
2185  *
2186  * @IEEE80211_REG_UNSET_CLIENT: Client has no regulatory power mode
2187  * @IEEE80211_REG_DEFAULT_CLIENT: Default Client
2188  * @IEEE80211_REG_SUBORDINATE_CLIENT: Subordinate Client
2189  * @IEEE80211_REG_CLIENT_POWER_AFTER_LAST: internal
2190  * @IEEE80211_REG_CLIENT_POWER_MAX: maximum value
2191  */
2192 enum ieee80211_client_reg_power {
2193         IEEE80211_REG_UNSET_CLIENT,
2194         IEEE80211_REG_DEFAULT_CLIENT,
2195         IEEE80211_REG_SUBORDINATE_CLIENT,
2196         IEEE80211_REG_CLIENT_POWER_AFTER_LAST,
2197         IEEE80211_REG_CLIENT_POWER_MAX =
2198                 IEEE80211_REG_CLIENT_POWER_AFTER_LAST - 1,
2199 };
2200
2201 /* 802.11ax HE MAC capabilities */
2202 #define IEEE80211_HE_MAC_CAP0_HTC_HE                            0x01
2203 #define IEEE80211_HE_MAC_CAP0_TWT_REQ                           0x02
2204 #define IEEE80211_HE_MAC_CAP0_TWT_RES                           0x04
2205 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_NOT_SUPP             0x00
2206 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_1              0x08
2207 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_2              0x10
2208 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_3              0x18
2209 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_MASK                 0x18
2210 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_1               0x00
2211 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_2               0x20
2212 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_4               0x40
2213 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_8               0x60
2214 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_16              0x80
2215 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_32              0xa0
2216 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_64              0xc0
2217 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_UNLIMITED       0xe0
2218 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_MASK            0xe0
2219
2220 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_UNLIMITED           0x00
2221 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_128                 0x01
2222 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_256                 0x02
2223 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_512                 0x03
2224 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_MASK                0x03
2225 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_0US                0x00
2226 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_8US                0x04
2227 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_16US               0x08
2228 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_MASK               0x0c
2229 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_1            0x00
2230 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_2            0x10
2231 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_3            0x20
2232 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_4            0x30
2233 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_5            0x40
2234 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_6            0x50
2235 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_7            0x60
2236 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_8            0x70
2237 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_MASK         0x70
2238
2239 /* Link adaptation is split between byte HE_MAC_CAP1 and
2240  * HE_MAC_CAP2. It should be set only if IEEE80211_HE_MAC_CAP0_HTC_HE
2241  * in which case the following values apply:
2242  * 0 = No feedback.
2243  * 1 = reserved.
2244  * 2 = Unsolicited feedback.
2245  * 3 = both
2246  */
2247 #define IEEE80211_HE_MAC_CAP1_LINK_ADAPTATION                   0x80
2248
2249 #define IEEE80211_HE_MAC_CAP2_LINK_ADAPTATION                   0x01
2250 #define IEEE80211_HE_MAC_CAP2_ALL_ACK                           0x02
2251 #define IEEE80211_HE_MAC_CAP2_TRS                               0x04
2252 #define IEEE80211_HE_MAC_CAP2_BSR                               0x08
2253 #define IEEE80211_HE_MAC_CAP2_BCAST_TWT                         0x10
2254 #define IEEE80211_HE_MAC_CAP2_32BIT_BA_BITMAP                   0x20
2255 #define IEEE80211_HE_MAC_CAP2_MU_CASCADING                      0x40
2256 #define IEEE80211_HE_MAC_CAP2_ACK_EN                            0x80
2257
2258 #define IEEE80211_HE_MAC_CAP3_OMI_CONTROL                       0x02
2259 #define IEEE80211_HE_MAC_CAP3_OFDMA_RA                          0x04
2260
2261 /* The maximum length of an A-MDPU is defined by the combination of the Maximum
2262  * A-MDPU Length Exponent field in the HT capabilities, VHT capabilities and the
2263  * same field in the HE capabilities.
2264  */
2265 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_0           0x00
2266 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_1           0x08
2267 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_2           0x10
2268 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_3           0x18
2269 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_MASK            0x18
2270 #define IEEE80211_HE_MAC_CAP3_AMSDU_FRAG                        0x20
2271 #define IEEE80211_HE_MAC_CAP3_FLEX_TWT_SCHED                    0x40
2272 #define IEEE80211_HE_MAC_CAP3_RX_CTRL_FRAME_TO_MULTIBSS         0x80
2273
2274 #define IEEE80211_HE_MAC_CAP4_BSRP_BQRP_A_MPDU_AGG              0x01
2275 #define IEEE80211_HE_MAC_CAP4_QTP                               0x02
2276 #define IEEE80211_HE_MAC_CAP4_BQR                               0x04
2277 #define IEEE80211_HE_MAC_CAP4_PSR_RESP                          0x08
2278 #define IEEE80211_HE_MAC_CAP4_NDP_FB_REP                        0x10
2279 #define IEEE80211_HE_MAC_CAP4_OPS                               0x20
2280 #define IEEE80211_HE_MAC_CAP4_AMSDU_IN_AMPDU                    0x40
2281 /* Multi TID agg TX is split between byte #4 and #5
2282  * The value is a combination of B39,B40,B41
2283  */
2284 #define IEEE80211_HE_MAC_CAP4_MULTI_TID_AGG_TX_QOS_B39          0x80
2285
2286 #define IEEE80211_HE_MAC_CAP5_MULTI_TID_AGG_TX_QOS_B40          0x01
2287 #define IEEE80211_HE_MAC_CAP5_MULTI_TID_AGG_TX_QOS_B41          0x02
2288 #define IEEE80211_HE_MAC_CAP5_SUBCHAN_SELECTIVE_TRANSMISSION    0x04
2289 #define IEEE80211_HE_MAC_CAP5_UL_2x996_TONE_RU                  0x08
2290 #define IEEE80211_HE_MAC_CAP5_OM_CTRL_UL_MU_DATA_DIS_RX         0x10
2291 #define IEEE80211_HE_MAC_CAP5_HE_DYNAMIC_SM_PS                  0x20
2292 #define IEEE80211_HE_MAC_CAP5_PUNCTURED_SOUNDING                0x40
2293 #define IEEE80211_HE_MAC_CAP5_HT_VHT_TRIG_FRAME_RX              0x80
2294
2295 #define IEEE80211_HE_VHT_MAX_AMPDU_FACTOR       20
2296 #define IEEE80211_HE_HT_MAX_AMPDU_FACTOR        16
2297 #define IEEE80211_HE_6GHZ_MAX_AMPDU_FACTOR      13
2298
2299 /* 802.11ax HE PHY capabilities */
2300 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G             0x02
2301 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G       0x04
2302 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G            0x08
2303 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G      0x10
2304 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_MASK_ALL                0x1e
2305
2306 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_2G        0x20
2307 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_5G        0x40
2308 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_MASK                    0xfe
2309
2310 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_80MHZ_ONLY_SECOND_20MHZ  0x01
2311 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_80MHZ_ONLY_SECOND_40MHZ  0x02
2312 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_160MHZ_ONLY_SECOND_20MHZ 0x04
2313 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_160MHZ_ONLY_SECOND_40MHZ 0x08
2314 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_MASK                     0x0f
2315 #define IEEE80211_HE_PHY_CAP1_DEVICE_CLASS_A                            0x10
2316 #define IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD                    0x20
2317 #define IEEE80211_HE_PHY_CAP1_HE_LTF_AND_GI_FOR_HE_PPDUS_0_8US          0x40
2318 /* Midamble RX/TX Max NSTS is split between byte #2 and byte #3 */
2319 #define IEEE80211_HE_PHY_CAP1_MIDAMBLE_RX_TX_MAX_NSTS                   0x80
2320
2321 #define IEEE80211_HE_PHY_CAP2_MIDAMBLE_RX_TX_MAX_NSTS                   0x01
2322 #define IEEE80211_HE_PHY_CAP2_NDP_4x_LTF_AND_3_2US                      0x02
2323 #define IEEE80211_HE_PHY_CAP2_STBC_TX_UNDER_80MHZ                       0x04
2324 #define IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ                       0x08
2325 #define IEEE80211_HE_PHY_CAP2_DOPPLER_TX                                0x10
2326 #define IEEE80211_HE_PHY_CAP2_DOPPLER_RX                                0x20
2327
2328 /* Note that the meaning of UL MU below is different between an AP and a non-AP
2329  * sta, where in the AP case it indicates support for Rx and in the non-AP sta
2330  * case it indicates support for Tx.
2331  */
2332 #define IEEE80211_HE_PHY_CAP2_UL_MU_FULL_MU_MIMO                        0x40
2333 #define IEEE80211_HE_PHY_CAP2_UL_MU_PARTIAL_MU_MIMO                     0x80
2334
2335 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_NO_DCM                   0x00
2336 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_BPSK                     0x01
2337 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_QPSK                     0x02
2338 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_16_QAM                   0x03
2339 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_MASK                     0x03
2340 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_TX_NSS_1                          0x00
2341 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_TX_NSS_2                          0x04
2342 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_NO_DCM                   0x00
2343 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_BPSK                     0x08
2344 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_QPSK                     0x10
2345 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_16_QAM                   0x18
2346 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_MASK                     0x18
2347 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_RX_NSS_1                          0x00
2348 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_RX_NSS_2                          0x20
2349 #define IEEE80211_HE_PHY_CAP3_RX_PARTIAL_BW_SU_IN_20MHZ_MU              0x40
2350 #define IEEE80211_HE_PHY_CAP3_SU_BEAMFORMER                             0x80
2351
2352 #define IEEE80211_HE_PHY_CAP4_SU_BEAMFORMEE                             0x01
2353 #define IEEE80211_HE_PHY_CAP4_MU_BEAMFORMER                             0x02
2354
2355 /* Minimal allowed value of Max STS under 80MHz is 3 */
2356 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_4          0x0c
2357 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_5          0x10
2358 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_6          0x14
2359 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_7          0x18
2360 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_8          0x1c
2361 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_MASK       0x1c
2362
2363 /* Minimal allowed value of Max STS above 80MHz is 3 */
2364 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_4          0x60
2365 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_5          0x80
2366 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_6          0xa0
2367 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_7          0xc0
2368 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_8          0xe0
2369 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_MASK       0xe0
2370
2371 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_1      0x00
2372 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_2      0x01
2373 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_3      0x02
2374 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_4      0x03
2375 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_5      0x04
2376 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_6      0x05
2377 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_7      0x06
2378 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_8      0x07
2379 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK   0x07
2380
2381 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_1      0x00
2382 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_2      0x08
2383 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_3      0x10
2384 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_4      0x18
2385 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_5      0x20
2386 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_6      0x28
2387 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_7      0x30
2388 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_8      0x38
2389 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_MASK   0x38
2390
2391 #define IEEE80211_HE_PHY_CAP5_NG16_SU_FEEDBACK                          0x40
2392 #define IEEE80211_HE_PHY_CAP5_NG16_MU_FEEDBACK                          0x80
2393
2394 #define IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_42_SU                       0x01
2395 #define IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_75_MU                       0x02
2396 #define IEEE80211_HE_PHY_CAP6_TRIG_SU_BEAMFORMING_FB                    0x04
2397 #define IEEE80211_HE_PHY_CAP6_TRIG_MU_BEAMFORMING_PARTIAL_BW_FB         0x08
2398 #define IEEE80211_HE_PHY_CAP6_TRIG_CQI_FB                               0x10
2399 #define IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE                      0x20
2400 #define IEEE80211_HE_PHY_CAP6_PARTIAL_BANDWIDTH_DL_MUMIMO               0x40
2401 #define IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT                     0x80
2402
2403 #define IEEE80211_HE_PHY_CAP7_PSR_BASED_SR                              0x01
2404 #define IEEE80211_HE_PHY_CAP7_POWER_BOOST_FACTOR_SUPP                   0x02
2405 #define IEEE80211_HE_PHY_CAP7_HE_SU_MU_PPDU_4XLTF_AND_08_US_GI          0x04
2406 #define IEEE80211_HE_PHY_CAP7_MAX_NC_1                                  0x08
2407 #define IEEE80211_HE_PHY_CAP7_MAX_NC_2                                  0x10
2408 #define IEEE80211_HE_PHY_CAP7_MAX_NC_3                                  0x18
2409 #define IEEE80211_HE_PHY_CAP7_MAX_NC_4                                  0x20
2410 #define IEEE80211_HE_PHY_CAP7_MAX_NC_5                                  0x28
2411 #define IEEE80211_HE_PHY_CAP7_MAX_NC_6                                  0x30
2412 #define IEEE80211_HE_PHY_CAP7_MAX_NC_7                                  0x38
2413 #define IEEE80211_HE_PHY_CAP7_MAX_NC_MASK                               0x38
2414 #define IEEE80211_HE_PHY_CAP7_STBC_TX_ABOVE_80MHZ                       0x40
2415 #define IEEE80211_HE_PHY_CAP7_STBC_RX_ABOVE_80MHZ                       0x80
2416
2417 #define IEEE80211_HE_PHY_CAP8_HE_ER_SU_PPDU_4XLTF_AND_08_US_GI          0x01
2418 #define IEEE80211_HE_PHY_CAP8_20MHZ_IN_40MHZ_HE_PPDU_IN_2G              0x02
2419 #define IEEE80211_HE_PHY_CAP8_20MHZ_IN_160MHZ_HE_PPDU                   0x04
2420 #define IEEE80211_HE_PHY_CAP8_80MHZ_IN_160MHZ_HE_PPDU                   0x08
2421 #define IEEE80211_HE_PHY_CAP8_HE_ER_SU_1XLTF_AND_08_US_GI               0x10
2422 #define IEEE80211_HE_PHY_CAP8_MIDAMBLE_RX_TX_2X_AND_1XLTF               0x20
2423 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_242                            0x00
2424 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_484                            0x40
2425 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_996                            0x80
2426 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_2x996                          0xc0
2427 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_MASK                           0xc0
2428
2429 #define IEEE80211_HE_PHY_CAP9_LONGER_THAN_16_SIGB_OFDM_SYM              0x01
2430 #define IEEE80211_HE_PHY_CAP9_NON_TRIGGERED_CQI_FEEDBACK                0x02
2431 #define IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU         0x04
2432 #define IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU         0x08
2433 #define IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_COMP_SIGB     0x10
2434 #define IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_NON_COMP_SIGB 0x20
2435 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_0US                   0x0
2436 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_8US                   0x1
2437 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_16US                  0x2
2438 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_RESERVED              0x3
2439 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_POS                   6
2440 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_MASK                  0xc0
2441
2442 #define IEEE80211_HE_PHY_CAP10_HE_MU_M1RU_MAX_LTF                       0x01
2443
2444 /* 802.11ax HE TX/RX MCS NSS Support  */
2445 #define IEEE80211_TX_RX_MCS_NSS_SUPP_HIGHEST_MCS_POS                    (3)
2446 #define IEEE80211_TX_RX_MCS_NSS_SUPP_TX_BITMAP_POS                      (6)
2447 #define IEEE80211_TX_RX_MCS_NSS_SUPP_RX_BITMAP_POS                      (11)
2448 #define IEEE80211_TX_RX_MCS_NSS_SUPP_TX_BITMAP_MASK                     0x07c0
2449 #define IEEE80211_TX_RX_MCS_NSS_SUPP_RX_BITMAP_MASK                     0xf800
2450
2451 /* TX/RX HE MCS Support field Highest MCS subfield encoding */
2452 enum ieee80211_he_highest_mcs_supported_subfield_enc {
2453         HIGHEST_MCS_SUPPORTED_MCS7 = 0,
2454         HIGHEST_MCS_SUPPORTED_MCS8,
2455         HIGHEST_MCS_SUPPORTED_MCS9,
2456         HIGHEST_MCS_SUPPORTED_MCS10,
2457         HIGHEST_MCS_SUPPORTED_MCS11,
2458 };
2459
2460 /* Calculate 802.11ax HE capabilities IE Tx/Rx HE MCS NSS Support Field size */
2461 static inline u8
2462 ieee80211_he_mcs_nss_size(const struct ieee80211_he_cap_elem *he_cap)
2463 {
2464         u8 count = 4;
2465
2466         if (he_cap->phy_cap_info[0] &
2467             IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G)
2468                 count += 4;
2469
2470         if (he_cap->phy_cap_info[0] &
2471             IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G)
2472                 count += 4;
2473
2474         return count;
2475 }
2476
2477 /* 802.11ax HE PPE Thresholds */
2478 #define IEEE80211_PPE_THRES_NSS_SUPPORT_2NSS                    (1)
2479 #define IEEE80211_PPE_THRES_NSS_POS                             (0)
2480 #define IEEE80211_PPE_THRES_NSS_MASK                            (7)
2481 #define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_2x966_AND_966_RU   \
2482         (BIT(5) | BIT(6))
2483 #define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK               0x78
2484 #define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_POS                (3)
2485 #define IEEE80211_PPE_THRES_INFO_PPET_SIZE                      (3)
2486 #define IEEE80211_HE_PPE_THRES_INFO_HEADER_SIZE                 (7)
2487
2488 /*
2489  * Calculate 802.11ax HE capabilities IE PPE field size
2490  * Input: Header byte of ppe_thres (first byte), and HE capa IE's PHY cap u8*
2491  */
2492 static inline u8
2493 ieee80211_he_ppe_size(u8 ppe_thres_hdr, const u8 *phy_cap_info)
2494 {
2495         u8 n;
2496
2497         if ((phy_cap_info[6] &
2498              IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) == 0)
2499                 return 0;
2500
2501         n = hweight8(ppe_thres_hdr &
2502                      IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK);
2503         n *= (1 + ((ppe_thres_hdr & IEEE80211_PPE_THRES_NSS_MASK) >>
2504                    IEEE80211_PPE_THRES_NSS_POS));
2505
2506         /*
2507          * Each pair is 6 bits, and we need to add the 7 "header" bits to the
2508          * total size.
2509          */
2510         n = (n * IEEE80211_PPE_THRES_INFO_PPET_SIZE * 2) + 7;
2511         n = DIV_ROUND_UP(n, 8);
2512
2513         return n;
2514 }
2515
2516 static inline bool ieee80211_he_capa_size_ok(const u8 *data, u8 len)
2517 {
2518         const struct ieee80211_he_cap_elem *he_cap_ie_elem = (const void *)data;
2519         u8 needed = sizeof(*he_cap_ie_elem);
2520
2521         if (len < needed)
2522                 return false;
2523
2524         needed += ieee80211_he_mcs_nss_size(he_cap_ie_elem);
2525         if (len < needed)
2526                 return false;
2527
2528         if (he_cap_ie_elem->phy_cap_info[6] &
2529                         IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) {
2530                 if (len < needed + 1)
2531                         return false;
2532                 needed += ieee80211_he_ppe_size(data[needed],
2533                                                 he_cap_ie_elem->phy_cap_info);
2534         }
2535
2536         return len >= needed;
2537 }
2538
2539 /* HE Operation defines */
2540 #define IEEE80211_HE_OPERATION_DFLT_PE_DURATION_MASK            0x00000007
2541 #define IEEE80211_HE_OPERATION_TWT_REQUIRED                     0x00000008
2542 #define IEEE80211_HE_OPERATION_RTS_THRESHOLD_MASK               0x00003ff0
2543 #define IEEE80211_HE_OPERATION_RTS_THRESHOLD_OFFSET             4
2544 #define IEEE80211_HE_OPERATION_VHT_OPER_INFO                    0x00004000
2545 #define IEEE80211_HE_OPERATION_CO_HOSTED_BSS                    0x00008000
2546 #define IEEE80211_HE_OPERATION_ER_SU_DISABLE                    0x00010000
2547 #define IEEE80211_HE_OPERATION_6GHZ_OP_INFO                     0x00020000
2548 #define IEEE80211_HE_OPERATION_BSS_COLOR_MASK                   0x3f000000
2549 #define IEEE80211_HE_OPERATION_BSS_COLOR_OFFSET                 24
2550 #define IEEE80211_HE_OPERATION_PARTIAL_BSS_COLOR                0x40000000
2551 #define IEEE80211_HE_OPERATION_BSS_COLOR_DISABLED               0x80000000
2552
2553 #define IEEE80211_6GHZ_CTRL_REG_LPI_AP  0
2554 #define IEEE80211_6GHZ_CTRL_REG_SP_AP   1
2555
2556 /**
2557  * ieee80211_he_6ghz_oper - HE 6 GHz operation Information field
2558  * @primary: primary channel
2559  * @control: control flags
2560  * @ccfs0: channel center frequency segment 0
2561  * @ccfs1: channel center frequency segment 1
2562  * @minrate: minimum rate (in 1 Mbps units)
2563  */
2564 struct ieee80211_he_6ghz_oper {
2565         u8 primary;
2566 #define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH   0x3
2567 #define         IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_20MHZ     0
2568 #define         IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_40MHZ     1
2569 #define         IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_80MHZ     2
2570 #define         IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_160MHZ    3
2571 #define IEEE80211_HE_6GHZ_OPER_CTRL_DUP_BEACON  0x4
2572 #define IEEE80211_HE_6GHZ_OPER_CTRL_REG_INFO    0x38
2573         u8 control;
2574         u8 ccfs0;
2575         u8 ccfs1;
2576         u8 minrate;
2577 } __packed;
2578
2579 /*
2580  * In "9.4.2.161 Transmit Power Envelope element" of "IEEE Std 802.11ax-2021",
2581  * it show four types in "Table 9-275a-Maximum Transmit Power Interpretation
2582  * subfield encoding", and two category for each type in "Table E-12-Regulatory
2583  * Info subfield encoding in the United States".
2584  * So it it totally max 8 Transmit Power Envelope element.
2585  */
2586 #define IEEE80211_TPE_MAX_IE_COUNT      8
2587 /*
2588  * In "Table 9-277—Meaning of Maximum Transmit Power Count subfield"
2589  * of "IEEE Std 802.11ax™‐2021", the max power level is 8.
2590  */
2591 #define IEEE80211_MAX_NUM_PWR_LEVEL     8
2592
2593 #define IEEE80211_TPE_MAX_POWER_COUNT   8
2594
2595 /* transmit power interpretation type of transmit power envelope element */
2596 enum ieee80211_tx_power_intrpt_type {
2597         IEEE80211_TPE_LOCAL_EIRP,
2598         IEEE80211_TPE_LOCAL_EIRP_PSD,
2599         IEEE80211_TPE_REG_CLIENT_EIRP,
2600         IEEE80211_TPE_REG_CLIENT_EIRP_PSD,
2601 };
2602
2603 /**
2604  * struct ieee80211_tx_pwr_env
2605  *
2606  * This structure represents the "Transmit Power Envelope element"
2607  */
2608 struct ieee80211_tx_pwr_env {
2609         u8 tx_power_info;
2610         s8 tx_power[IEEE80211_TPE_MAX_POWER_COUNT];
2611 } __packed;
2612
2613 #define IEEE80211_TX_PWR_ENV_INFO_COUNT 0x7
2614 #define IEEE80211_TX_PWR_ENV_INFO_INTERPRET 0x38
2615 #define IEEE80211_TX_PWR_ENV_INFO_CATEGORY 0xC0
2616
2617 /*
2618  * ieee80211_he_oper_size - calculate 802.11ax HE Operations IE size
2619  * @he_oper_ie: byte data of the He Operations IE, stating from the byte
2620  *      after the ext ID byte. It is assumed that he_oper_ie has at least
2621  *      sizeof(struct ieee80211_he_operation) bytes, the caller must have
2622  *      validated this.
2623  * @return the actual size of the IE data (not including header), or 0 on error
2624  */
2625 static inline u8
2626 ieee80211_he_oper_size(const u8 *he_oper_ie)
2627 {
2628         const struct ieee80211_he_operation *he_oper = (const void *)he_oper_ie;
2629         u8 oper_len = sizeof(struct ieee80211_he_operation);
2630         u32 he_oper_params;
2631
2632         /* Make sure the input is not NULL */
2633         if (!he_oper_ie)
2634                 return 0;
2635
2636         /* Calc required length */
2637         he_oper_params = le32_to_cpu(he_oper->he_oper_params);
2638         if (he_oper_params & IEEE80211_HE_OPERATION_VHT_OPER_INFO)
2639                 oper_len += 3;
2640         if (he_oper_params & IEEE80211_HE_OPERATION_CO_HOSTED_BSS)
2641                 oper_len++;
2642         if (he_oper_params & IEEE80211_HE_OPERATION_6GHZ_OP_INFO)
2643                 oper_len += sizeof(struct ieee80211_he_6ghz_oper);
2644
2645         /* Add the first byte (extension ID) to the total length */
2646         oper_len++;
2647
2648         return oper_len;
2649 }
2650
2651 /**
2652  * ieee80211_he_6ghz_oper - obtain 6 GHz operation field
2653  * @he_oper: HE operation element (must be pre-validated for size)
2654  *      but may be %NULL
2655  *
2656  * Return: a pointer to the 6 GHz operation field, or %NULL
2657  */
2658 static inline const struct ieee80211_he_6ghz_oper *
2659 ieee80211_he_6ghz_oper(const struct ieee80211_he_operation *he_oper)
2660 {
2661         const u8 *ret = (const void *)&he_oper->optional;
2662         u32 he_oper_params;
2663
2664         if (!he_oper)
2665                 return NULL;
2666
2667         he_oper_params = le32_to_cpu(he_oper->he_oper_params);
2668
2669         if (!(he_oper_params & IEEE80211_HE_OPERATION_6GHZ_OP_INFO))
2670                 return NULL;
2671         if (he_oper_params & IEEE80211_HE_OPERATION_VHT_OPER_INFO)
2672                 ret += 3;
2673         if (he_oper_params & IEEE80211_HE_OPERATION_CO_HOSTED_BSS)
2674                 ret++;
2675
2676         return (const void *)ret;
2677 }
2678
2679 /* HE Spatial Reuse defines */
2680 #define IEEE80211_HE_SPR_PSR_DISALLOWED                         BIT(0)
2681 #define IEEE80211_HE_SPR_NON_SRG_OBSS_PD_SR_DISALLOWED          BIT(1)
2682 #define IEEE80211_HE_SPR_NON_SRG_OFFSET_PRESENT                 BIT(2)
2683 #define IEEE80211_HE_SPR_SRG_INFORMATION_PRESENT                BIT(3)
2684 #define IEEE80211_HE_SPR_HESIGA_SR_VAL15_ALLOWED                BIT(4)
2685
2686 /*
2687  * ieee80211_he_spr_size - calculate 802.11ax HE Spatial Reuse IE size
2688  * @he_spr_ie: byte data of the He Spatial Reuse IE, stating from the byte
2689  *      after the ext ID byte. It is assumed that he_spr_ie has at least
2690  *      sizeof(struct ieee80211_he_spr) bytes, the caller must have validated
2691  *      this
2692  * @return the actual size of the IE data (not including header), or 0 on error
2693  */
2694 static inline u8
2695 ieee80211_he_spr_size(const u8 *he_spr_ie)
2696 {
2697         const struct ieee80211_he_spr *he_spr = (const void *)he_spr_ie;
2698         u8 spr_len = sizeof(struct ieee80211_he_spr);
2699         u8 he_spr_params;
2700
2701         /* Make sure the input is not NULL */
2702         if (!he_spr_ie)
2703                 return 0;
2704
2705         /* Calc required length */
2706         he_spr_params = he_spr->he_sr_control;
2707         if (he_spr_params & IEEE80211_HE_SPR_NON_SRG_OFFSET_PRESENT)
2708                 spr_len++;
2709         if (he_spr_params & IEEE80211_HE_SPR_SRG_INFORMATION_PRESENT)
2710                 spr_len += 18;
2711
2712         /* Add the first byte (extension ID) to the total length */
2713         spr_len++;
2714
2715         return spr_len;
2716 }
2717
2718 /* S1G Capabilities Information field */
2719 #define IEEE80211_S1G_CAPABILITY_LEN    15
2720
2721 #define S1G_CAP0_S1G_LONG       BIT(0)
2722 #define S1G_CAP0_SGI_1MHZ       BIT(1)
2723 #define S1G_CAP0_SGI_2MHZ       BIT(2)
2724 #define S1G_CAP0_SGI_4MHZ       BIT(3)
2725 #define S1G_CAP0_SGI_8MHZ       BIT(4)
2726 #define S1G_CAP0_SGI_16MHZ      BIT(5)
2727 #define S1G_CAP0_SUPP_CH_WIDTH  GENMASK(7, 6)
2728
2729 #define S1G_SUPP_CH_WIDTH_2     0
2730 #define S1G_SUPP_CH_WIDTH_4     1
2731 #define S1G_SUPP_CH_WIDTH_8     2
2732 #define S1G_SUPP_CH_WIDTH_16    3
2733 #define S1G_SUPP_CH_WIDTH_MAX(cap) ((1 << FIELD_GET(S1G_CAP0_SUPP_CH_WIDTH, \
2734                                                     cap[0])) << 1)
2735
2736 #define S1G_CAP1_RX_LDPC        BIT(0)
2737 #define S1G_CAP1_TX_STBC        BIT(1)
2738 #define S1G_CAP1_RX_STBC        BIT(2)
2739 #define S1G_CAP1_SU_BFER        BIT(3)
2740 #define S1G_CAP1_SU_BFEE        BIT(4)
2741 #define S1G_CAP1_BFEE_STS       GENMASK(7, 5)
2742
2743 #define S1G_CAP2_SOUNDING_DIMENSIONS    GENMASK(2, 0)
2744 #define S1G_CAP2_MU_BFER                BIT(3)
2745 #define S1G_CAP2_MU_BFEE                BIT(4)
2746 #define S1G_CAP2_PLUS_HTC_VHT           BIT(5)
2747 #define S1G_CAP2_TRAVELING_PILOT        GENMASK(7, 6)
2748
2749 #define S1G_CAP3_RD_RESPONDER           BIT(0)
2750 #define S1G_CAP3_HT_DELAYED_BA          BIT(1)
2751 #define S1G_CAP3_MAX_MPDU_LEN           BIT(2)
2752 #define S1G_CAP3_MAX_AMPDU_LEN_EXP      GENMASK(4, 3)
2753 #define S1G_CAP3_MIN_MPDU_START         GENMASK(7, 5)
2754
2755 #define S1G_CAP4_UPLINK_SYNC    BIT(0)
2756 #define S1G_CAP4_DYNAMIC_AID    BIT(1)
2757 #define S1G_CAP4_BAT            BIT(2)
2758 #define S1G_CAP4_TIME_ADE       BIT(3)
2759 #define S1G_CAP4_NON_TIM        BIT(4)
2760 #define S1G_CAP4_GROUP_AID      BIT(5)
2761 #define S1G_CAP4_STA_TYPE       GENMASK(7, 6)
2762
2763 #define S1G_CAP5_CENT_AUTH_CONTROL      BIT(0)
2764 #define S1G_CAP5_DIST_AUTH_CONTROL      BIT(1)
2765 #define S1G_CAP5_AMSDU                  BIT(2)
2766 #define S1G_CAP5_AMPDU                  BIT(3)
2767 #define S1G_CAP5_ASYMMETRIC_BA          BIT(4)
2768 #define S1G_CAP5_FLOW_CONTROL           BIT(5)
2769 #define S1G_CAP5_SECTORIZED_BEAM        GENMASK(7, 6)
2770
2771 #define S1G_CAP6_OBSS_MITIGATION        BIT(0)
2772 #define S1G_CAP6_FRAGMENT_BA            BIT(1)
2773 #define S1G_CAP6_NDP_PS_POLL            BIT(2)
2774 #define S1G_CAP6_RAW_OPERATION          BIT(3)
2775 #define S1G_CAP6_PAGE_SLICING           BIT(4)
2776 #define S1G_CAP6_TXOP_SHARING_IMP_ACK   BIT(5)
2777 #define S1G_CAP6_VHT_LINK_ADAPT         GENMASK(7, 6)
2778
2779 #define S1G_CAP7_TACK_AS_PS_POLL                BIT(0)
2780 #define S1G_CAP7_DUP_1MHZ                       BIT(1)
2781 #define S1G_CAP7_MCS_NEGOTIATION                BIT(2)
2782 #define S1G_CAP7_1MHZ_CTL_RESPONSE_PREAMBLE     BIT(3)
2783 #define S1G_CAP7_NDP_BFING_REPORT_POLL          BIT(4)
2784 #define S1G_CAP7_UNSOLICITED_DYN_AID            BIT(5)
2785 #define S1G_CAP7_SECTOR_TRAINING_OPERATION      BIT(6)
2786 #define S1G_CAP7_TEMP_PS_MODE_SWITCH            BIT(7)
2787
2788 #define S1G_CAP8_TWT_GROUPING   BIT(0)
2789 #define S1G_CAP8_BDT            BIT(1)
2790 #define S1G_CAP8_COLOR          GENMASK(4, 2)
2791 #define S1G_CAP8_TWT_REQUEST    BIT(5)
2792 #define S1G_CAP8_TWT_RESPOND    BIT(6)
2793 #define S1G_CAP8_PV1_FRAME      BIT(7)
2794
2795 #define S1G_CAP9_LINK_ADAPT_PER_CONTROL_RESPONSE BIT(0)
2796
2797 #define S1G_OPER_CH_WIDTH_PRIMARY_1MHZ  BIT(0)
2798 #define S1G_OPER_CH_WIDTH_OPER          GENMASK(4, 1)
2799
2800 /* EHT MAC capabilities as defined in P802.11be_D2.0 section 9.4.2.313.2 */
2801 #define IEEE80211_EHT_MAC_CAP0_EPCS_PRIO_ACCESS                 0x01
2802 #define IEEE80211_EHT_MAC_CAP0_OM_CONTROL                       0x02
2803 #define IEEE80211_EHT_MAC_CAP0_TRIG_TXOP_SHARING_MODE1          0x04
2804 #define IEEE80211_EHT_MAC_CAP0_TRIG_TXOP_SHARING_MODE2          0x08
2805 #define IEEE80211_EHT_MAC_CAP0_RESTRICTED_TWT                   0x10
2806 #define IEEE80211_EHT_MAC_CAP0_SCS_TRAFFIC_DESC                 0x20
2807 #define IEEE80211_EHT_MAC_CAP0_MAX_MPDU_LEN_MASK                0xc0
2808 #define IEEE80211_EHT_MAC_CAP0_MAX_MPDU_LEN_3895                0
2809 #define IEEE80211_EHT_MAC_CAP0_MAX_MPDU_LEN_7991                1
2810 #define IEEE80211_EHT_MAC_CAP0_MAX_MPDU_LEN_11454               2
2811
2812 #define IEEE80211_EHT_MAC_CAP1_MAX_AMPDU_LEN_MASK               0x01
2813
2814 /* EHT PHY capabilities as defined in P802.11be_D2.0 section 9.4.2.313.3 */
2815 #define IEEE80211_EHT_PHY_CAP0_320MHZ_IN_6GHZ                   0x02
2816 #define IEEE80211_EHT_PHY_CAP0_242_TONE_RU_GT20MHZ              0x04
2817 #define IEEE80211_EHT_PHY_CAP0_NDP_4_EHT_LFT_32_GI              0x08
2818 #define IEEE80211_EHT_PHY_CAP0_PARTIAL_BW_UL_MU_MIMO            0x10
2819 #define IEEE80211_EHT_PHY_CAP0_SU_BEAMFORMER                    0x20
2820 #define IEEE80211_EHT_PHY_CAP0_SU_BEAMFORMEE                    0x40
2821
2822 /* EHT beamformee number of spatial streams <= 80MHz is split */
2823 #define IEEE80211_EHT_PHY_CAP0_BEAMFORMEE_SS_80MHZ_MASK         0x80
2824 #define IEEE80211_EHT_PHY_CAP1_BEAMFORMEE_SS_80MHZ_MASK         0x03
2825
2826 #define IEEE80211_EHT_PHY_CAP1_BEAMFORMEE_SS_160MHZ_MASK        0x1c
2827 #define IEEE80211_EHT_PHY_CAP1_BEAMFORMEE_SS_320MHZ_MASK        0xe0
2828
2829 #define IEEE80211_EHT_PHY_CAP2_SOUNDING_DIM_80MHZ_MASK          0x07
2830 #define IEEE80211_EHT_PHY_CAP2_SOUNDING_DIM_160MHZ_MASK         0x38
2831
2832 /* EHT number of sounding dimensions for 320MHz is split */
2833 #define IEEE80211_EHT_PHY_CAP2_SOUNDING_DIM_320MHZ_MASK         0xc0
2834 #define IEEE80211_EHT_PHY_CAP3_SOUNDING_DIM_320MHZ_MASK         0x01
2835 #define IEEE80211_EHT_PHY_CAP3_NG_16_SU_FEEDBACK                0x02
2836 #define IEEE80211_EHT_PHY_CAP3_NG_16_MU_FEEDBACK                0x04
2837 #define IEEE80211_EHT_PHY_CAP3_CODEBOOK_4_2_SU_FDBK             0x08
2838 #define IEEE80211_EHT_PHY_CAP3_CODEBOOK_7_5_MU_FDBK             0x10
2839 #define IEEE80211_EHT_PHY_CAP3_TRIG_SU_BF_FDBK                  0x20
2840 #define IEEE80211_EHT_PHY_CAP3_TRIG_MU_BF_PART_BW_FDBK          0x40
2841 #define IEEE80211_EHT_PHY_CAP3_TRIG_CQI_FDBK                    0x80
2842
2843 #define IEEE80211_EHT_PHY_CAP4_PART_BW_DL_MU_MIMO               0x01
2844 #define IEEE80211_EHT_PHY_CAP4_PSR_SR_SUPP                      0x02
2845 #define IEEE80211_EHT_PHY_CAP4_POWER_BOOST_FACT_SUPP            0x04
2846 #define IEEE80211_EHT_PHY_CAP4_EHT_MU_PPDU_4_EHT_LTF_08_GI      0x08
2847 #define IEEE80211_EHT_PHY_CAP4_MAX_NC_MASK                      0xf0
2848
2849 #define IEEE80211_EHT_PHY_CAP5_NON_TRIG_CQI_FEEDBACK            0x01
2850 #define IEEE80211_EHT_PHY_CAP5_TX_LESS_242_TONE_RU_SUPP         0x02
2851 #define IEEE80211_EHT_PHY_CAP5_RX_LESS_242_TONE_RU_SUPP         0x04
2852 #define IEEE80211_EHT_PHY_CAP5_PPE_THRESHOLD_PRESENT            0x08
2853 #define IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_MASK      0x30
2854 #define   IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_0US     0
2855 #define   IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_8US     1
2856 #define   IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_16US    2
2857 #define   IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_20US    3
2858
2859 /* Maximum number of supported EHT LTF is split */
2860 #define IEEE80211_EHT_PHY_CAP5_MAX_NUM_SUPP_EHT_LTF_MASK        0xc0
2861 #define IEEE80211_EHT_PHY_CAP6_MAX_NUM_SUPP_EHT_LTF_MASK        0x07
2862
2863 #define IEEE80211_EHT_PHY_CAP6_MCS15_SUPP_MASK                  0x78
2864 #define IEEE80211_EHT_PHY_CAP6_EHT_DUP_6GHZ_SUPP                0x80
2865
2866 #define IEEE80211_EHT_PHY_CAP7_20MHZ_STA_RX_NDP_WIDER_BW        0x01
2867 #define IEEE80211_EHT_PHY_CAP7_NON_OFDMA_UL_MU_MIMO_80MHZ       0x02
2868 #define IEEE80211_EHT_PHY_CAP7_NON_OFDMA_UL_MU_MIMO_160MHZ      0x04
2869 #define IEEE80211_EHT_PHY_CAP7_NON_OFDMA_UL_MU_MIMO_320MHZ      0x08
2870 #define IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_80MHZ              0x10
2871 #define IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_160MHZ             0x20
2872 #define IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_320MHZ             0x40
2873 #define IEEE80211_EHT_PHY_CAP7_TB_SOUNDING_FDBK_RATE_LIMIT      0x80
2874
2875 #define IEEE80211_EHT_PHY_CAP8_RX_1024QAM_WIDER_BW_DL_OFDMA     0x01
2876 #define IEEE80211_EHT_PHY_CAP8_RX_4096QAM_WIDER_BW_DL_OFDMA     0x02
2877
2878 /*
2879  * EHT operation channel width as defined in P802.11be_D2.0 section 9.4.2.311
2880  */
2881 #define IEEE80211_EHT_OPER_CHAN_WIDTH           0x7
2882 #define IEEE80211_EHT_OPER_CHAN_WIDTH_20MHZ     0
2883 #define IEEE80211_EHT_OPER_CHAN_WIDTH_40MHZ     1
2884 #define IEEE80211_EHT_OPER_CHAN_WIDTH_80MHZ     2
2885 #define IEEE80211_EHT_OPER_CHAN_WIDTH_160MHZ    3
2886 #define IEEE80211_EHT_OPER_CHAN_WIDTH_320MHZ    4
2887
2888 /* Calculate 802.11be EHT capabilities IE Tx/Rx EHT MCS NSS Support Field size */
2889 static inline u8
2890 ieee80211_eht_mcs_nss_size(const struct ieee80211_he_cap_elem *he_cap,
2891                            const struct ieee80211_eht_cap_elem_fixed *eht_cap,
2892                            bool from_ap)
2893 {
2894         u8 count = 0;
2895
2896         /* on 2.4 GHz, if it supports 40 MHz, the result is 3 */
2897         if (he_cap->phy_cap_info[0] &
2898             IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G)
2899                 return 3;
2900
2901         /* on 2.4 GHz, these three bits are reserved, so should be 0 */
2902         if (he_cap->phy_cap_info[0] &
2903             IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G)
2904                 count += 3;
2905
2906         if (he_cap->phy_cap_info[0] &
2907             IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G)
2908                 count += 3;
2909
2910         if (eht_cap->phy_cap_info[0] & IEEE80211_EHT_PHY_CAP0_320MHZ_IN_6GHZ)
2911                 count += 3;
2912
2913         if (count)
2914                 return count;
2915
2916         return from_ap ? 3 : 4;
2917 }
2918
2919 /* 802.11be EHT PPE Thresholds */
2920 #define IEEE80211_EHT_PPE_THRES_NSS_POS                 0
2921 #define IEEE80211_EHT_PPE_THRES_NSS_MASK                0xf
2922 #define IEEE80211_EHT_PPE_THRES_RU_INDEX_BITMASK_MASK   0x1f0
2923 #define IEEE80211_EHT_PPE_THRES_INFO_PPET_SIZE          3
2924 #define IEEE80211_EHT_PPE_THRES_INFO_HEADER_SIZE        9
2925
2926 /*
2927  * Calculate 802.11be EHT capabilities IE EHT field size
2928  */
2929 static inline u8
2930 ieee80211_eht_ppe_size(u16 ppe_thres_hdr, const u8 *phy_cap_info)
2931 {
2932         u32 n;
2933
2934         if (!(phy_cap_info[5] &
2935               IEEE80211_EHT_PHY_CAP5_PPE_THRESHOLD_PRESENT))
2936                 return 0;
2937
2938         n = hweight16(ppe_thres_hdr &
2939                       IEEE80211_EHT_PPE_THRES_RU_INDEX_BITMASK_MASK);
2940         n *= 1 + u16_get_bits(ppe_thres_hdr, IEEE80211_EHT_PPE_THRES_NSS_MASK);
2941
2942         /*
2943          * Each pair is 6 bits, and we need to add the 9 "header" bits to the
2944          * total size.
2945          */
2946         n = n * IEEE80211_EHT_PPE_THRES_INFO_PPET_SIZE * 2 +
2947             IEEE80211_EHT_PPE_THRES_INFO_HEADER_SIZE;
2948         return DIV_ROUND_UP(n, 8);
2949 }
2950
2951 static inline bool
2952 ieee80211_eht_capa_size_ok(const u8 *he_capa, const u8 *data, u8 len,
2953                            bool from_ap)
2954 {
2955         const struct ieee80211_eht_cap_elem_fixed *elem = (const void *)data;
2956         u8 needed = sizeof(struct ieee80211_eht_cap_elem_fixed);
2957
2958         if (len < needed || !he_capa)
2959                 return false;
2960
2961         needed += ieee80211_eht_mcs_nss_size((const void *)he_capa,
2962                                              (const void *)data,
2963                                              from_ap);
2964         if (len < needed)
2965                 return false;
2966
2967         if (elem->phy_cap_info[5] &
2968                         IEEE80211_EHT_PHY_CAP5_PPE_THRESHOLD_PRESENT) {
2969                 u16 ppe_thres_hdr;
2970
2971                 if (len < needed + sizeof(ppe_thres_hdr))
2972                         return false;
2973
2974                 ppe_thres_hdr = get_unaligned_le16(data + needed);
2975                 needed += ieee80211_eht_ppe_size(ppe_thres_hdr,
2976                                                  elem->phy_cap_info);
2977         }
2978
2979         return len >= needed;
2980 }
2981
2982 static inline bool
2983 ieee80211_eht_oper_size_ok(const u8 *data, u8 len)
2984 {
2985         const struct ieee80211_eht_operation *elem = (const void *)data;
2986         u8 needed = sizeof(*elem);
2987
2988         if (len < needed)
2989                 return false;
2990
2991         if (elem->params & IEEE80211_EHT_OPER_INFO_PRESENT) {
2992                 needed += 3;
2993
2994                 if (elem->params &
2995                     IEEE80211_EHT_OPER_DISABLED_SUBCHANNEL_BITMAP_PRESENT)
2996                         needed += 2;
2997         }
2998
2999         return len >= needed;
3000 }
3001
3002 #define LISTEN_INT_USF  GENMASK(15, 14)
3003 #define LISTEN_INT_UI   GENMASK(13, 0)
3004
3005 #define IEEE80211_MAX_USF       FIELD_MAX(LISTEN_INT_USF)
3006 #define IEEE80211_MAX_UI        FIELD_MAX(LISTEN_INT_UI)
3007
3008 /* Authentication algorithms */
3009 #define WLAN_AUTH_OPEN 0
3010 #define WLAN_AUTH_SHARED_KEY 1
3011 #define WLAN_AUTH_FT 2
3012 #define WLAN_AUTH_SAE 3
3013 #define WLAN_AUTH_FILS_SK 4
3014 #define WLAN_AUTH_FILS_SK_PFS 5
3015 #define WLAN_AUTH_FILS_PK 6
3016 #define WLAN_AUTH_LEAP 128
3017
3018 #define WLAN_AUTH_CHALLENGE_LEN 128
3019
3020 #define WLAN_CAPABILITY_ESS             (1<<0)
3021 #define WLAN_CAPABILITY_IBSS            (1<<1)
3022
3023 /*
3024  * A mesh STA sets the ESS and IBSS capability bits to zero.
3025  * however, this holds true for p2p probe responses (in the p2p_find
3026  * phase) as well.
3027  */
3028 #define WLAN_CAPABILITY_IS_STA_BSS(cap) \
3029         (!((cap) & (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS)))
3030
3031 #define WLAN_CAPABILITY_CF_POLLABLE     (1<<2)
3032 #define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3)
3033 #define WLAN_CAPABILITY_PRIVACY         (1<<4)
3034 #define WLAN_CAPABILITY_SHORT_PREAMBLE  (1<<5)
3035 #define WLAN_CAPABILITY_PBCC            (1<<6)
3036 #define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7)
3037
3038 /* 802.11h */
3039 #define WLAN_CAPABILITY_SPECTRUM_MGMT   (1<<8)
3040 #define WLAN_CAPABILITY_QOS             (1<<9)
3041 #define WLAN_CAPABILITY_SHORT_SLOT_TIME (1<<10)
3042 #define WLAN_CAPABILITY_APSD            (1<<11)
3043 #define WLAN_CAPABILITY_RADIO_MEASURE   (1<<12)
3044 #define WLAN_CAPABILITY_DSSS_OFDM       (1<<13)
3045 #define WLAN_CAPABILITY_DEL_BACK        (1<<14)
3046 #define WLAN_CAPABILITY_IMM_BACK        (1<<15)
3047
3048 /* DMG (60gHz) 802.11ad */
3049 /* type - bits 0..1 */
3050 #define WLAN_CAPABILITY_DMG_TYPE_MASK           (3<<0)
3051 #define WLAN_CAPABILITY_DMG_TYPE_IBSS           (1<<0) /* Tx by: STA */
3052 #define WLAN_CAPABILITY_DMG_TYPE_PBSS           (2<<0) /* Tx by: PCP */
3053 #define WLAN_CAPABILITY_DMG_TYPE_AP             (3<<0) /* Tx by: AP */
3054
3055 #define WLAN_CAPABILITY_DMG_CBAP_ONLY           (1<<2)
3056 #define WLAN_CAPABILITY_DMG_CBAP_SOURCE         (1<<3)
3057 #define WLAN_CAPABILITY_DMG_PRIVACY             (1<<4)
3058 #define WLAN_CAPABILITY_DMG_ECPAC               (1<<5)
3059
3060 #define WLAN_CAPABILITY_DMG_SPECTRUM_MGMT       (1<<8)
3061 #define WLAN_CAPABILITY_DMG_RADIO_MEASURE       (1<<12)
3062
3063 /* measurement */
3064 #define IEEE80211_SPCT_MSR_RPRT_MODE_LATE       (1<<0)
3065 #define IEEE80211_SPCT_MSR_RPRT_MODE_INCAPABLE  (1<<1)
3066 #define IEEE80211_SPCT_MSR_RPRT_MODE_REFUSED    (1<<2)
3067
3068 #define IEEE80211_SPCT_MSR_RPRT_TYPE_BASIC      0
3069 #define IEEE80211_SPCT_MSR_RPRT_TYPE_CCA        1
3070 #define IEEE80211_SPCT_MSR_RPRT_TYPE_RPI        2
3071 #define IEEE80211_SPCT_MSR_RPRT_TYPE_LCI        8
3072 #define IEEE80211_SPCT_MSR_RPRT_TYPE_CIVIC      11
3073
3074 /* 802.11g ERP information element */
3075 #define WLAN_ERP_NON_ERP_PRESENT (1<<0)
3076 #define WLAN_ERP_USE_PROTECTION (1<<1)
3077 #define WLAN_ERP_BARKER_PREAMBLE (1<<2)
3078
3079 /* WLAN_ERP_BARKER_PREAMBLE values */
3080 enum {
3081         WLAN_ERP_PREAMBLE_SHORT = 0,
3082         WLAN_ERP_PREAMBLE_LONG = 1,
3083 };
3084
3085 /* Band ID, 802.11ad #8.4.1.45 */
3086 enum {
3087         IEEE80211_BANDID_TV_WS = 0, /* TV white spaces */
3088         IEEE80211_BANDID_SUB1  = 1, /* Sub-1 GHz (excluding TV white spaces) */
3089         IEEE80211_BANDID_2G    = 2, /* 2.4 GHz */
3090         IEEE80211_BANDID_3G    = 3, /* 3.6 GHz */
3091         IEEE80211_BANDID_5G    = 4, /* 4.9 and 5 GHz */
3092         IEEE80211_BANDID_60G   = 5, /* 60 GHz */
3093 };
3094
3095 /* Status codes */
3096 enum ieee80211_statuscode {
3097         WLAN_STATUS_SUCCESS = 0,
3098         WLAN_STATUS_UNSPECIFIED_FAILURE = 1,
3099         WLAN_STATUS_CAPS_UNSUPPORTED = 10,
3100         WLAN_STATUS_REASSOC_NO_ASSOC = 11,
3101         WLAN_STATUS_ASSOC_DENIED_UNSPEC = 12,
3102         WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG = 13,
3103         WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION = 14,
3104         WLAN_STATUS_CHALLENGE_FAIL = 15,
3105         WLAN_STATUS_AUTH_TIMEOUT = 16,
3106         WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA = 17,
3107         WLAN_STATUS_ASSOC_DENIED_RATES = 18,
3108         /* 802.11b */
3109         WLAN_STATUS_ASSOC_DENIED_NOSHORTPREAMBLE = 19,
3110         WLAN_STATUS_ASSOC_DENIED_NOPBCC = 20,
3111         WLAN_STATUS_ASSOC_DENIED_NOAGILITY = 21,
3112         /* 802.11h */
3113         WLAN_STATUS_ASSOC_DENIED_NOSPECTRUM = 22,
3114         WLAN_STATUS_ASSOC_REJECTED_BAD_POWER = 23,
3115         WLAN_STATUS_ASSOC_REJECTED_BAD_SUPP_CHAN = 24,
3116         /* 802.11g */
3117         WLAN_STATUS_ASSOC_DENIED_NOSHORTTIME = 25,
3118         WLAN_STATUS_ASSOC_DENIED_NODSSSOFDM = 26,
3119         /* 802.11w */
3120         WLAN_STATUS_ASSOC_REJECTED_TEMPORARILY = 30,
3121         WLAN_STATUS_ROBUST_MGMT_FRAME_POLICY_VIOLATION = 31,
3122         /* 802.11i */
3123         WLAN_STATUS_INVALID_IE = 40,
3124         WLAN_STATUS_INVALID_GROUP_CIPHER = 41,
3125         WLAN_STATUS_INVALID_PAIRWISE_CIPHER = 42,
3126         WLAN_STATUS_INVALID_AKMP = 43,
3127         WLAN_STATUS_UNSUPP_RSN_VERSION = 44,
3128         WLAN_STATUS_INVALID_RSN_IE_CAP = 45,
3129         WLAN_STATUS_CIPHER_SUITE_REJECTED = 46,
3130         /* 802.11e */
3131         WLAN_STATUS_UNSPECIFIED_QOS = 32,
3132         WLAN_STATUS_ASSOC_DENIED_NOBANDWIDTH = 33,
3133         WLAN_STATUS_ASSOC_DENIED_LOWACK = 34,
3134         WLAN_STATUS_ASSOC_DENIED_UNSUPP_QOS = 35,
3135         WLAN_STATUS_REQUEST_DECLINED = 37,
3136         WLAN_STATUS_INVALID_QOS_PARAM = 38,
3137         WLAN_STATUS_CHANGE_TSPEC = 39,
3138         WLAN_STATUS_WAIT_TS_DELAY = 47,
3139         WLAN_STATUS_NO_DIRECT_LINK = 48,
3140         WLAN_STATUS_STA_NOT_PRESENT = 49,
3141         WLAN_STATUS_STA_NOT_QSTA = 50,
3142         /* 802.11s */
3143         WLAN_STATUS_ANTI_CLOG_REQUIRED = 76,
3144         WLAN_STATUS_FCG_NOT_SUPP = 78,
3145         WLAN_STATUS_STA_NO_TBTT = 78,
3146         /* 802.11ad */
3147         WLAN_STATUS_REJECTED_WITH_SUGGESTED_CHANGES = 39,
3148         WLAN_STATUS_REJECTED_FOR_DELAY_PERIOD = 47,
3149         WLAN_STATUS_REJECT_WITH_SCHEDULE = 83,
3150         WLAN_STATUS_PENDING_ADMITTING_FST_SESSION = 86,
3151         WLAN_STATUS_PERFORMING_FST_NOW = 87,
3152         WLAN_STATUS_PENDING_GAP_IN_BA_WINDOW = 88,
3153         WLAN_STATUS_REJECT_U_PID_SETTING = 89,
3154         WLAN_STATUS_REJECT_DSE_BAND = 96,
3155         WLAN_STATUS_DENIED_WITH_SUGGESTED_BAND_AND_CHANNEL = 99,
3156         WLAN_STATUS_DENIED_DUE_TO_SPECTRUM_MANAGEMENT = 103,
3157         /* 802.11ai */
3158         WLAN_STATUS_FILS_AUTHENTICATION_FAILURE = 108,
3159         WLAN_STATUS_UNKNOWN_AUTHENTICATION_SERVER = 109,
3160         WLAN_STATUS_SAE_HASH_TO_ELEMENT = 126,
3161         WLAN_STATUS_SAE_PK = 127,
3162 };
3163
3164
3165 /* Reason codes */
3166 enum ieee80211_reasoncode {
3167         WLAN_REASON_UNSPECIFIED = 1,
3168         WLAN_REASON_PREV_AUTH_NOT_VALID = 2,
3169         WLAN_REASON_DEAUTH_LEAVING = 3,
3170         WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY = 4,
3171         WLAN_REASON_DISASSOC_AP_BUSY = 5,
3172         WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA = 6,
3173         WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA = 7,
3174         WLAN_REASON_DISASSOC_STA_HAS_LEFT = 8,
3175         WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH = 9,
3176         /* 802.11h */
3177         WLAN_REASON_DISASSOC_BAD_POWER = 10,
3178         WLAN_REASON_DISASSOC_BAD_SUPP_CHAN = 11,
3179         /* 802.11i */
3180         WLAN_REASON_INVALID_IE = 13,
3181         WLAN_REASON_MIC_FAILURE = 14,
3182         WLAN_REASON_4WAY_HANDSHAKE_TIMEOUT = 15,
3183         WLAN_REASON_GROUP_KEY_HANDSHAKE_TIMEOUT = 16,
3184         WLAN_REASON_IE_DIFFERENT = 17,
3185         WLAN_REASON_INVALID_GROUP_CIPHER = 18,
3186         WLAN_REASON_INVALID_PAIRWISE_CIPHER = 19,
3187         WLAN_REASON_INVALID_AKMP = 20,
3188         WLAN_REASON_UNSUPP_RSN_VERSION = 21,
3189         WLAN_REASON_INVALID_RSN_IE_CAP = 22,
3190         WLAN_REASON_IEEE8021X_FAILED = 23,
3191         WLAN_REASON_CIPHER_SUITE_REJECTED = 24,
3192         /* TDLS (802.11z) */
3193         WLAN_REASON_TDLS_TEARDOWN_UNREACHABLE = 25,
3194         WLAN_REASON_TDLS_TEARDOWN_UNSPECIFIED = 26,
3195         /* 802.11e */
3196         WLAN_REASON_DISASSOC_UNSPECIFIED_QOS = 32,
3197         WLAN_REASON_DISASSOC_QAP_NO_BANDWIDTH = 33,
3198         WLAN_REASON_DISASSOC_LOW_ACK = 34,
3199         WLAN_REASON_DISASSOC_QAP_EXCEED_TXOP = 35,
3200         WLAN_REASON_QSTA_LEAVE_QBSS = 36,
3201         WLAN_REASON_QSTA_NOT_USE = 37,
3202         WLAN_REASON_QSTA_REQUIRE_SETUP = 38,
3203         WLAN_REASON_QSTA_TIMEOUT = 39,
3204         WLAN_REASON_QSTA_CIPHER_NOT_SUPP = 45,
3205         /* 802.11s */
3206         WLAN_REASON_MESH_PEER_CANCELED = 52,
3207         WLAN_REASON_MESH_MAX_PEERS = 53,
3208         WLAN_REASON_MESH_CONFIG = 54,
3209         WLAN_REASON_MESH_CLOSE = 55,
3210         WLAN_REASON_MESH_MAX_RETRIES = 56,
3211         WLAN_REASON_MESH_CONFIRM_TIMEOUT = 57,
3212         WLAN_REASON_MESH_INVALID_GTK = 58,
3213         WLAN_REASON_MESH_INCONSISTENT_PARAM = 59,
3214         WLAN_REASON_MESH_INVALID_SECURITY = 60,
3215         WLAN_REASON_MESH_PATH_ERROR = 61,
3216         WLAN_REASON_MESH_PATH_NOFORWARD = 62,
3217         WLAN_REASON_MESH_PATH_DEST_UNREACHABLE = 63,
3218         WLAN_REASON_MAC_EXISTS_IN_MBSS = 64,
3219         WLAN_REASON_MESH_CHAN_REGULATORY = 65,
3220         WLAN_REASON_MESH_CHAN = 66,
3221 };
3222
3223
3224 /* Information Element IDs */
3225 enum ieee80211_eid {
3226         WLAN_EID_SSID = 0,
3227         WLAN_EID_SUPP_RATES = 1,
3228         WLAN_EID_FH_PARAMS = 2, /* reserved now */
3229         WLAN_EID_DS_PARAMS = 3,
3230         WLAN_EID_CF_PARAMS = 4,
3231         WLAN_EID_TIM = 5,
3232         WLAN_EID_IBSS_PARAMS = 6,
3233         WLAN_EID_COUNTRY = 7,
3234         /* 8, 9 reserved */
3235         WLAN_EID_REQUEST = 10,
3236         WLAN_EID_QBSS_LOAD = 11,
3237         WLAN_EID_EDCA_PARAM_SET = 12,
3238         WLAN_EID_TSPEC = 13,
3239         WLAN_EID_TCLAS = 14,
3240         WLAN_EID_SCHEDULE = 15,
3241         WLAN_EID_CHALLENGE = 16,
3242         /* 17-31 reserved for challenge text extension */
3243         WLAN_EID_PWR_CONSTRAINT = 32,
3244         WLAN_EID_PWR_CAPABILITY = 33,
3245         WLAN_EID_TPC_REQUEST = 34,
3246         WLAN_EID_TPC_REPORT = 35,
3247         WLAN_EID_SUPPORTED_CHANNELS = 36,
3248         WLAN_EID_CHANNEL_SWITCH = 37,
3249         WLAN_EID_MEASURE_REQUEST = 38,
3250         WLAN_EID_MEASURE_REPORT = 39,
3251         WLAN_EID_QUIET = 40,
3252         WLAN_EID_IBSS_DFS = 41,
3253         WLAN_EID_ERP_INFO = 42,
3254         WLAN_EID_TS_DELAY = 43,
3255         WLAN_EID_TCLAS_PROCESSING = 44,
3256         WLAN_EID_HT_CAPABILITY = 45,
3257         WLAN_EID_QOS_CAPA = 46,
3258         /* 47 reserved for Broadcom */
3259         WLAN_EID_RSN = 48,
3260         WLAN_EID_802_15_COEX = 49,
3261         WLAN_EID_EXT_SUPP_RATES = 50,
3262         WLAN_EID_AP_CHAN_REPORT = 51,
3263         WLAN_EID_NEIGHBOR_REPORT = 52,
3264         WLAN_EID_RCPI = 53,
3265         WLAN_EID_MOBILITY_DOMAIN = 54,
3266         WLAN_EID_FAST_BSS_TRANSITION = 55,
3267         WLAN_EID_TIMEOUT_INTERVAL = 56,
3268         WLAN_EID_RIC_DATA = 57,
3269         WLAN_EID_DSE_REGISTERED_LOCATION = 58,
3270         WLAN_EID_SUPPORTED_REGULATORY_CLASSES = 59,
3271         WLAN_EID_EXT_CHANSWITCH_ANN = 60,
3272         WLAN_EID_HT_OPERATION = 61,
3273         WLAN_EID_SECONDARY_CHANNEL_OFFSET = 62,
3274         WLAN_EID_BSS_AVG_ACCESS_DELAY = 63,
3275         WLAN_EID_ANTENNA_INFO = 64,
3276         WLAN_EID_RSNI = 65,
3277         WLAN_EID_MEASUREMENT_PILOT_TX_INFO = 66,
3278         WLAN_EID_BSS_AVAILABLE_CAPACITY = 67,
3279         WLAN_EID_BSS_AC_ACCESS_DELAY = 68,
3280         WLAN_EID_TIME_ADVERTISEMENT = 69,
3281         WLAN_EID_RRM_ENABLED_CAPABILITIES = 70,
3282         WLAN_EID_MULTIPLE_BSSID = 71,
3283         WLAN_EID_BSS_COEX_2040 = 72,
3284         WLAN_EID_BSS_INTOLERANT_CHL_REPORT = 73,
3285         WLAN_EID_OVERLAP_BSS_SCAN_PARAM = 74,
3286         WLAN_EID_RIC_DESCRIPTOR = 75,
3287         WLAN_EID_MMIE = 76,
3288         WLAN_EID_ASSOC_COMEBACK_TIME = 77,
3289         WLAN_EID_EVENT_REQUEST = 78,
3290         WLAN_EID_EVENT_REPORT = 79,
3291         WLAN_EID_DIAGNOSTIC_REQUEST = 80,
3292         WLAN_EID_DIAGNOSTIC_REPORT = 81,
3293         WLAN_EID_LOCATION_PARAMS = 82,
3294         WLAN_EID_NON_TX_BSSID_CAP =  83,
3295         WLAN_EID_SSID_LIST = 84,
3296         WLAN_EID_MULTI_BSSID_IDX = 85,
3297         WLAN_EID_FMS_DESCRIPTOR = 86,
3298         WLAN_EID_FMS_REQUEST = 87,
3299         WLAN_EID_FMS_RESPONSE = 88,
3300         WLAN_EID_QOS_TRAFFIC_CAPA = 89,
3301         WLAN_EID_BSS_MAX_IDLE_PERIOD = 90,
3302         WLAN_EID_TSF_REQUEST = 91,
3303         WLAN_EID_TSF_RESPOSNE = 92,
3304         WLAN_EID_WNM_SLEEP_MODE = 93,
3305         WLAN_EID_TIM_BCAST_REQ = 94,
3306         WLAN_EID_TIM_BCAST_RESP = 95,
3307         WLAN_EID_COLL_IF_REPORT = 96,
3308         WLAN_EID_CHANNEL_USAGE = 97,
3309         WLAN_EID_TIME_ZONE = 98,
3310         WLAN_EID_DMS_REQUEST = 99,
3311         WLAN_EID_DMS_RESPONSE = 100,
3312         WLAN_EID_LINK_ID = 101,
3313         WLAN_EID_WAKEUP_SCHEDUL = 102,
3314         /* 103 reserved */
3315         WLAN_EID_CHAN_SWITCH_TIMING = 104,
3316         WLAN_EID_PTI_CONTROL = 105,
3317         WLAN_EID_PU_BUFFER_STATUS = 106,
3318         WLAN_EID_INTERWORKING = 107,
3319         WLAN_EID_ADVERTISEMENT_PROTOCOL = 108,
3320         WLAN_EID_EXPEDITED_BW_REQ = 109,
3321         WLAN_EID_QOS_MAP_SET = 110,
3322         WLAN_EID_ROAMING_CONSORTIUM = 111,
3323         WLAN_EID_EMERGENCY_ALERT = 112,
3324         WLAN_EID_MESH_CONFIG = 113,
3325         WLAN_EID_MESH_ID = 114,
3326         WLAN_EID_LINK_METRIC_REPORT = 115,
3327         WLAN_EID_CONGESTION_NOTIFICATION = 116,
3328         WLAN_EID_PEER_MGMT = 117,
3329         WLAN_EID_CHAN_SWITCH_PARAM = 118,
3330         WLAN_EID_MESH_AWAKE_WINDOW = 119,
3331         WLAN_EID_BEACON_TIMING = 120,
3332         WLAN_EID_MCCAOP_SETUP_REQ = 121,
3333         WLAN_EID_MCCAOP_SETUP_RESP = 122,
3334         WLAN_EID_MCCAOP_ADVERT = 123,
3335         WLAN_EID_MCCAOP_TEARDOWN = 124,
3336         WLAN_EID_GANN = 125,
3337         WLAN_EID_RANN = 126,
3338         WLAN_EID_EXT_CAPABILITY = 127,
3339         /* 128, 129 reserved for Agere */
3340         WLAN_EID_PREQ = 130,
3341         WLAN_EID_PREP = 131,
3342         WLAN_EID_PERR = 132,
3343         /* 133-136 reserved for Cisco */
3344         WLAN_EID_PXU = 137,
3345         WLAN_EID_PXUC = 138,
3346         WLAN_EID_AUTH_MESH_PEER_EXCH = 139,
3347         WLAN_EID_MIC = 140,
3348         WLAN_EID_DESTINATION_URI = 141,
3349         WLAN_EID_UAPSD_COEX = 142,
3350         WLAN_EID_WAKEUP_SCHEDULE = 143,
3351         WLAN_EID_EXT_SCHEDULE = 144,
3352         WLAN_EID_STA_AVAILABILITY = 145,
3353         WLAN_EID_DMG_TSPEC = 146,
3354         WLAN_EID_DMG_AT = 147,
3355         WLAN_EID_DMG_CAP = 148,
3356         /* 149 reserved for Cisco */
3357         WLAN_EID_CISCO_VENDOR_SPECIFIC = 150,
3358         WLAN_EID_DMG_OPERATION = 151,
3359         WLAN_EID_DMG_BSS_PARAM_CHANGE = 152,
3360         WLAN_EID_DMG_BEAM_REFINEMENT = 153,
3361         WLAN_EID_CHANNEL_MEASURE_FEEDBACK = 154,
3362         /* 155-156 reserved for Cisco */
3363         WLAN_EID_AWAKE_WINDOW = 157,
3364         WLAN_EID_MULTI_BAND = 158,
3365         WLAN_EID_ADDBA_EXT = 159,
3366         WLAN_EID_NEXT_PCP_LIST = 160,
3367         WLAN_EID_PCP_HANDOVER = 161,
3368         WLAN_EID_DMG_LINK_MARGIN = 162,
3369         WLAN_EID_SWITCHING_STREAM = 163,
3370         WLAN_EID_SESSION_TRANSITION = 164,
3371         WLAN_EID_DYN_TONE_PAIRING_REPORT = 165,
3372         WLAN_EID_CLUSTER_REPORT = 166,
3373         WLAN_EID_RELAY_CAP = 167,
3374         WLAN_EID_RELAY_XFER_PARAM_SET = 168,
3375         WLAN_EID_BEAM_LINK_MAINT = 169,
3376         WLAN_EID_MULTIPLE_MAC_ADDR = 170,
3377         WLAN_EID_U_PID = 171,
3378         WLAN_EID_DMG_LINK_ADAPT_ACK = 172,
3379         /* 173 reserved for Symbol */
3380         WLAN_EID_MCCAOP_ADV_OVERVIEW = 174,
3381         WLAN_EID_QUIET_PERIOD_REQ = 175,
3382         /* 176 reserved for Symbol */
3383         WLAN_EID_QUIET_PERIOD_RESP = 177,
3384         /* 178-179 reserved for Symbol */
3385         /* 180 reserved for ISO/IEC 20011 */
3386         WLAN_EID_EPAC_POLICY = 182,
3387         WLAN_EID_CLISTER_TIME_OFF = 183,
3388         WLAN_EID_INTER_AC_PRIO = 184,
3389         WLAN_EID_SCS_DESCRIPTOR = 185,
3390         WLAN_EID_QLOAD_REPORT = 186,
3391         WLAN_EID_HCCA_TXOP_UPDATE_COUNT = 187,
3392         WLAN_EID_HL_STREAM_ID = 188,
3393         WLAN_EID_GCR_GROUP_ADDR = 189,
3394         WLAN_EID_ANTENNA_SECTOR_ID_PATTERN = 190,
3395         WLAN_EID_VHT_CAPABILITY = 191,
3396         WLAN_EID_VHT_OPERATION = 192,
3397         WLAN_EID_EXTENDED_BSS_LOAD = 193,
3398         WLAN_EID_WIDE_BW_CHANNEL_SWITCH = 194,
3399         WLAN_EID_TX_POWER_ENVELOPE = 195,
3400         WLAN_EID_CHANNEL_SWITCH_WRAPPER = 196,
3401         WLAN_EID_AID = 197,
3402         WLAN_EID_QUIET_CHANNEL = 198,
3403         WLAN_EID_OPMODE_NOTIF = 199,
3404
3405         WLAN_EID_REDUCED_NEIGHBOR_REPORT = 201,
3406
3407         WLAN_EID_AID_REQUEST = 210,
3408         WLAN_EID_AID_RESPONSE = 211,
3409         WLAN_EID_S1G_BCN_COMPAT = 213,
3410         WLAN_EID_S1G_SHORT_BCN_INTERVAL = 214,
3411         WLAN_EID_S1G_TWT = 216,
3412         WLAN_EID_S1G_CAPABILITIES = 217,
3413         WLAN_EID_VENDOR_SPECIFIC = 221,
3414         WLAN_EID_QOS_PARAMETER = 222,
3415         WLAN_EID_S1G_OPERATION = 232,
3416         WLAN_EID_CAG_NUMBER = 237,
3417         WLAN_EID_AP_CSN = 239,
3418         WLAN_EID_FILS_INDICATION = 240,
3419         WLAN_EID_DILS = 241,
3420         WLAN_EID_FRAGMENT = 242,
3421         WLAN_EID_RSNX = 244,
3422         WLAN_EID_EXTENSION = 255
3423 };
3424
3425 /* Element ID Extensions for Element ID 255 */
3426 enum ieee80211_eid_ext {
3427         WLAN_EID_EXT_ASSOC_DELAY_INFO = 1,
3428         WLAN_EID_EXT_FILS_REQ_PARAMS = 2,
3429         WLAN_EID_EXT_FILS_KEY_CONFIRM = 3,
3430         WLAN_EID_EXT_FILS_SESSION = 4,
3431         WLAN_EID_EXT_FILS_HLP_CONTAINER = 5,
3432         WLAN_EID_EXT_FILS_IP_ADDR_ASSIGN = 6,
3433         WLAN_EID_EXT_KEY_DELIVERY = 7,
3434         WLAN_EID_EXT_FILS_WRAPPED_DATA = 8,
3435         WLAN_EID_EXT_FILS_PUBLIC_KEY = 12,
3436         WLAN_EID_EXT_FILS_NONCE = 13,
3437         WLAN_EID_EXT_FUTURE_CHAN_GUIDANCE = 14,
3438         WLAN_EID_EXT_HE_CAPABILITY = 35,
3439         WLAN_EID_EXT_HE_OPERATION = 36,
3440         WLAN_EID_EXT_UORA = 37,
3441         WLAN_EID_EXT_HE_MU_EDCA = 38,
3442         WLAN_EID_EXT_HE_SPR = 39,
3443         WLAN_EID_EXT_NDP_FEEDBACK_REPORT_PARAMSET = 41,
3444         WLAN_EID_EXT_BSS_COLOR_CHG_ANN = 42,
3445         WLAN_EID_EXT_QUIET_TIME_PERIOD_SETUP = 43,
3446         WLAN_EID_EXT_ESS_REPORT = 45,
3447         WLAN_EID_EXT_OPS = 46,
3448         WLAN_EID_EXT_HE_BSS_LOAD = 47,
3449         WLAN_EID_EXT_MAX_CHANNEL_SWITCH_TIME = 52,
3450         WLAN_EID_EXT_MULTIPLE_BSSID_CONFIGURATION = 55,
3451         WLAN_EID_EXT_NON_INHERITANCE = 56,
3452         WLAN_EID_EXT_KNOWN_BSSID = 57,
3453         WLAN_EID_EXT_SHORT_SSID_LIST = 58,
3454         WLAN_EID_EXT_HE_6GHZ_CAPA = 59,
3455         WLAN_EID_EXT_UL_MU_POWER_CAPA = 60,
3456         WLAN_EID_EXT_EHT_OPERATION = 106,
3457         WLAN_EID_EXT_EHT_MULTI_LINK = 107,
3458         WLAN_EID_EXT_EHT_CAPABILITY = 108,
3459 };
3460
3461 /* Action category code */
3462 enum ieee80211_category {
3463         WLAN_CATEGORY_SPECTRUM_MGMT = 0,
3464         WLAN_CATEGORY_QOS = 1,
3465         WLAN_CATEGORY_DLS = 2,
3466         WLAN_CATEGORY_BACK = 3,
3467         WLAN_CATEGORY_PUBLIC = 4,
3468         WLAN_CATEGORY_RADIO_MEASUREMENT = 5,
3469         WLAN_CATEGORY_FAST_BBS_TRANSITION = 6,
3470         WLAN_CATEGORY_HT = 7,
3471         WLAN_CATEGORY_SA_QUERY = 8,
3472         WLAN_CATEGORY_PROTECTED_DUAL_OF_ACTION = 9,
3473         WLAN_CATEGORY_WNM = 10,
3474         WLAN_CATEGORY_WNM_UNPROTECTED = 11,
3475         WLAN_CATEGORY_TDLS = 12,
3476         WLAN_CATEGORY_MESH_ACTION = 13,
3477         WLAN_CATEGORY_MULTIHOP_ACTION = 14,
3478         WLAN_CATEGORY_SELF_PROTECTED = 15,
3479         WLAN_CATEGORY_DMG = 16,
3480         WLAN_CATEGORY_WMM = 17,
3481         WLAN_CATEGORY_FST = 18,
3482         WLAN_CATEGORY_UNPROT_DMG = 20,
3483         WLAN_CATEGORY_VHT = 21,
3484         WLAN_CATEGORY_S1G = 22,
3485         WLAN_CATEGORY_VENDOR_SPECIFIC_PROTECTED = 126,
3486         WLAN_CATEGORY_VENDOR_SPECIFIC = 127,
3487 };
3488
3489 /* SPECTRUM_MGMT action code */
3490 enum ieee80211_spectrum_mgmt_actioncode {
3491         WLAN_ACTION_SPCT_MSR_REQ = 0,
3492         WLAN_ACTION_SPCT_MSR_RPRT = 1,
3493         WLAN_ACTION_SPCT_TPC_REQ = 2,
3494         WLAN_ACTION_SPCT_TPC_RPRT = 3,
3495         WLAN_ACTION_SPCT_CHL_SWITCH = 4,
3496 };
3497
3498 /* HT action codes */
3499 enum ieee80211_ht_actioncode {
3500         WLAN_HT_ACTION_NOTIFY_CHANWIDTH = 0,
3501         WLAN_HT_ACTION_SMPS = 1,
3502         WLAN_HT_ACTION_PSMP = 2,
3503         WLAN_HT_ACTION_PCO_PHASE = 3,
3504         WLAN_HT_ACTION_CSI = 4,
3505         WLAN_HT_ACTION_NONCOMPRESSED_BF = 5,
3506         WLAN_HT_ACTION_COMPRESSED_BF = 6,
3507         WLAN_HT_ACTION_ASEL_IDX_FEEDBACK = 7,
3508 };
3509
3510 /* VHT action codes */
3511 enum ieee80211_vht_actioncode {
3512         WLAN_VHT_ACTION_COMPRESSED_BF = 0,
3513         WLAN_VHT_ACTION_GROUPID_MGMT = 1,
3514         WLAN_VHT_ACTION_OPMODE_NOTIF = 2,
3515 };
3516
3517 /* Self Protected Action codes */
3518 enum ieee80211_self_protected_actioncode {
3519         WLAN_SP_RESERVED = 0,
3520         WLAN_SP_MESH_PEERING_OPEN = 1,
3521         WLAN_SP_MESH_PEERING_CONFIRM = 2,
3522         WLAN_SP_MESH_PEERING_CLOSE = 3,
3523         WLAN_SP_MGK_INFORM = 4,
3524         WLAN_SP_MGK_ACK = 5,
3525 };
3526
3527 /* Mesh action codes */
3528 enum ieee80211_mesh_actioncode {
3529         WLAN_MESH_ACTION_LINK_METRIC_REPORT,
3530         WLAN_MESH_ACTION_HWMP_PATH_SELECTION,
3531         WLAN_MESH_ACTION_GATE_ANNOUNCEMENT,
3532         WLAN_MESH_ACTION_CONGESTION_CONTROL_NOTIFICATION,
3533         WLAN_MESH_ACTION_MCCA_SETUP_REQUEST,
3534         WLAN_MESH_ACTION_MCCA_SETUP_REPLY,
3535         WLAN_MESH_ACTION_MCCA_ADVERTISEMENT_REQUEST,
3536         WLAN_MESH_ACTION_MCCA_ADVERTISEMENT,
3537         WLAN_MESH_ACTION_MCCA_TEARDOWN,
3538         WLAN_MESH_ACTION_TBTT_ADJUSTMENT_REQUEST,
3539         WLAN_MESH_ACTION_TBTT_ADJUSTMENT_RESPONSE,
3540 };
3541
3542 /* Unprotected WNM action codes */
3543 enum ieee80211_unprotected_wnm_actioncode {
3544         WLAN_UNPROTECTED_WNM_ACTION_TIM = 0,
3545         WLAN_UNPROTECTED_WNM_ACTION_TIMING_MEASUREMENT_RESPONSE = 1,
3546 };
3547
3548 /* Public action codes */
3549 enum ieee80211_public_actioncode {
3550         WLAN_PUBLIC_ACTION_FTM_RESPONSE = 33,
3551 };
3552
3553 /* Security key length */
3554 enum ieee80211_key_len {
3555         WLAN_KEY_LEN_WEP40 = 5,
3556         WLAN_KEY_LEN_WEP104 = 13,
3557         WLAN_KEY_LEN_CCMP = 16,
3558         WLAN_KEY_LEN_CCMP_256 = 32,
3559         WLAN_KEY_LEN_TKIP = 32,
3560         WLAN_KEY_LEN_AES_CMAC = 16,
3561         WLAN_KEY_LEN_SMS4 = 32,
3562         WLAN_KEY_LEN_GCMP = 16,
3563         WLAN_KEY_LEN_GCMP_256 = 32,
3564         WLAN_KEY_LEN_BIP_CMAC_256 = 32,
3565         WLAN_KEY_LEN_BIP_GMAC_128 = 16,
3566         WLAN_KEY_LEN_BIP_GMAC_256 = 32,
3567 };
3568
3569 enum ieee80211_s1g_actioncode {
3570         WLAN_S1G_AID_SWITCH_REQUEST,
3571         WLAN_S1G_AID_SWITCH_RESPONSE,
3572         WLAN_S1G_SYNC_CONTROL,
3573         WLAN_S1G_STA_INFO_ANNOUNCE,
3574         WLAN_S1G_EDCA_PARAM_SET,
3575         WLAN_S1G_EL_OPERATION,
3576         WLAN_S1G_TWT_SETUP,
3577         WLAN_S1G_TWT_TEARDOWN,
3578         WLAN_S1G_SECT_GROUP_ID_LIST,
3579         WLAN_S1G_SECT_ID_FEEDBACK,
3580         WLAN_S1G_TWT_INFORMATION = 11,
3581 };
3582
3583 #define IEEE80211_WEP_IV_LEN            4
3584 #define IEEE80211_WEP_ICV_LEN           4
3585 #define IEEE80211_CCMP_HDR_LEN          8
3586 #define IEEE80211_CCMP_MIC_LEN          8
3587 #define IEEE80211_CCMP_PN_LEN           6
3588 #define IEEE80211_CCMP_256_HDR_LEN      8
3589 #define IEEE80211_CCMP_256_MIC_LEN      16
3590 #define IEEE80211_CCMP_256_PN_LEN       6
3591 #define IEEE80211_TKIP_IV_LEN           8
3592 #define IEEE80211_TKIP_ICV_LEN          4
3593 #define IEEE80211_CMAC_PN_LEN           6
3594 #define IEEE80211_GMAC_PN_LEN           6
3595 #define IEEE80211_GCMP_HDR_LEN          8
3596 #define IEEE80211_GCMP_MIC_LEN          16
3597 #define IEEE80211_GCMP_PN_LEN           6
3598
3599 #define FILS_NONCE_LEN                  16
3600 #define FILS_MAX_KEK_LEN                64
3601
3602 #define FILS_ERP_MAX_USERNAME_LEN       16
3603 #define FILS_ERP_MAX_REALM_LEN          253
3604 #define FILS_ERP_MAX_RRK_LEN            64
3605
3606 #define PMK_MAX_LEN                     64
3607 #define SAE_PASSWORD_MAX_LEN            128
3608
3609 /* Public action codes (IEEE Std 802.11-2016, 9.6.8.1, Table 9-307) */
3610 enum ieee80211_pub_actioncode {
3611         WLAN_PUB_ACTION_20_40_BSS_COEX = 0,
3612         WLAN_PUB_ACTION_DSE_ENABLEMENT = 1,
3613         WLAN_PUB_ACTION_DSE_DEENABLEMENT = 2,
3614         WLAN_PUB_ACTION_DSE_REG_LOC_ANN = 3,
3615         WLAN_PUB_ACTION_EXT_CHANSW_ANN = 4,
3616         WLAN_PUB_ACTION_DSE_MSMT_REQ = 5,
3617         WLAN_PUB_ACTION_DSE_MSMT_RESP = 6,
3618         WLAN_PUB_ACTION_MSMT_PILOT = 7,
3619         WLAN_PUB_ACTION_DSE_PC = 8,
3620         WLAN_PUB_ACTION_VENDOR_SPECIFIC = 9,
3621         WLAN_PUB_ACTION_GAS_INITIAL_REQ = 10,
3622         WLAN_PUB_ACTION_GAS_INITIAL_RESP = 11,
3623         WLAN_PUB_ACTION_GAS_COMEBACK_REQ = 12,
3624         WLAN_PUB_ACTION_GAS_COMEBACK_RESP = 13,
3625         WLAN_PUB_ACTION_TDLS_DISCOVER_RES = 14,
3626         WLAN_PUB_ACTION_LOC_TRACK_NOTI = 15,
3627         WLAN_PUB_ACTION_QAB_REQUEST_FRAME = 16,
3628         WLAN_PUB_ACTION_QAB_RESPONSE_FRAME = 17,
3629         WLAN_PUB_ACTION_QMF_POLICY = 18,
3630         WLAN_PUB_ACTION_QMF_POLICY_CHANGE = 19,
3631         WLAN_PUB_ACTION_QLOAD_REQUEST = 20,
3632         WLAN_PUB_ACTION_QLOAD_REPORT = 21,
3633         WLAN_PUB_ACTION_HCCA_TXOP_ADVERT = 22,
3634         WLAN_PUB_ACTION_HCCA_TXOP_RESPONSE = 23,
3635         WLAN_PUB_ACTION_PUBLIC_KEY = 24,
3636         WLAN_PUB_ACTION_CHANNEL_AVAIL_QUERY = 25,
3637         WLAN_PUB_ACTION_CHANNEL_SCHEDULE_MGMT = 26,
3638         WLAN_PUB_ACTION_CONTACT_VERI_SIGNAL = 27,
3639         WLAN_PUB_ACTION_GDD_ENABLEMENT_REQ = 28,
3640         WLAN_PUB_ACTION_GDD_ENABLEMENT_RESP = 29,
3641         WLAN_PUB_ACTION_NETWORK_CHANNEL_CONTROL = 30,
3642         WLAN_PUB_ACTION_WHITE_SPACE_MAP_ANN = 31,
3643         WLAN_PUB_ACTION_FTM_REQUEST = 32,
3644         WLAN_PUB_ACTION_FTM = 33,
3645         WLAN_PUB_ACTION_FILS_DISCOVERY = 34,
3646 };
3647
3648 /* TDLS action codes */
3649 enum ieee80211_tdls_actioncode {
3650         WLAN_TDLS_SETUP_REQUEST = 0,
3651         WLAN_TDLS_SETUP_RESPONSE = 1,
3652         WLAN_TDLS_SETUP_CONFIRM = 2,
3653         WLAN_TDLS_TEARDOWN = 3,
3654         WLAN_TDLS_PEER_TRAFFIC_INDICATION = 4,
3655         WLAN_TDLS_CHANNEL_SWITCH_REQUEST = 5,
3656         WLAN_TDLS_CHANNEL_SWITCH_RESPONSE = 6,
3657         WLAN_TDLS_PEER_PSM_REQUEST = 7,
3658         WLAN_TDLS_PEER_PSM_RESPONSE = 8,
3659         WLAN_TDLS_PEER_TRAFFIC_RESPONSE = 9,
3660         WLAN_TDLS_DISCOVERY_REQUEST = 10,
3661 };
3662
3663 /* Extended Channel Switching capability to be set in the 1st byte of
3664  * the @WLAN_EID_EXT_CAPABILITY information element
3665  */
3666 #define WLAN_EXT_CAPA1_EXT_CHANNEL_SWITCHING    BIT(2)
3667
3668 /* Multiple BSSID capability is set in the 6th bit of 3rd byte of the
3669  * @WLAN_EID_EXT_CAPABILITY information element
3670  */
3671 #define WLAN_EXT_CAPA3_MULTI_BSSID_SUPPORT      BIT(6)
3672
3673 /* Timing Measurement protocol for time sync is set in the 7th bit of 3rd byte
3674  * of the @WLAN_EID_EXT_CAPABILITY information element
3675  */
3676 #define WLAN_EXT_CAPA3_TIMING_MEASUREMENT_SUPPORT       BIT(7)
3677
3678 /* TDLS capabilities in the 4th byte of @WLAN_EID_EXT_CAPABILITY */
3679 #define WLAN_EXT_CAPA4_TDLS_BUFFER_STA          BIT(4)
3680 #define WLAN_EXT_CAPA4_TDLS_PEER_PSM            BIT(5)
3681 #define WLAN_EXT_CAPA4_TDLS_CHAN_SWITCH         BIT(6)
3682
3683 /* Interworking capabilities are set in 7th bit of 4th byte of the
3684  * @WLAN_EID_EXT_CAPABILITY information element
3685  */
3686 #define WLAN_EXT_CAPA4_INTERWORKING_ENABLED     BIT(7)
3687
3688 /*
3689  * TDLS capabililites to be enabled in the 5th byte of the
3690  * @WLAN_EID_EXT_CAPABILITY information element
3691  */
3692 #define WLAN_EXT_CAPA5_TDLS_ENABLED     BIT(5)
3693 #define WLAN_EXT_CAPA5_TDLS_PROHIBITED  BIT(6)
3694 #define WLAN_EXT_CAPA5_TDLS_CH_SW_PROHIBITED    BIT(7)
3695
3696 #define WLAN_EXT_CAPA8_TDLS_WIDE_BW_ENABLED     BIT(5)
3697 #define WLAN_EXT_CAPA8_OPMODE_NOTIF     BIT(6)
3698
3699 /* Defines the maximal number of MSDUs in an A-MSDU. */
3700 #define WLAN_EXT_CAPA8_MAX_MSDU_IN_AMSDU_LSB    BIT(7)
3701 #define WLAN_EXT_CAPA9_MAX_MSDU_IN_AMSDU_MSB    BIT(0)
3702
3703 /*
3704  * Fine Timing Measurement Initiator - bit 71 of @WLAN_EID_EXT_CAPABILITY
3705  * information element
3706  */
3707 #define WLAN_EXT_CAPA9_FTM_INITIATOR    BIT(7)
3708
3709 /* Defines support for TWT Requester and TWT Responder */
3710 #define WLAN_EXT_CAPA10_TWT_REQUESTER_SUPPORT   BIT(5)
3711 #define WLAN_EXT_CAPA10_TWT_RESPONDER_SUPPORT   BIT(6)
3712
3713 /*
3714  * When set, indicates that the AP is able to tolerate 26-tone RU UL
3715  * OFDMA transmissions using HE TB PPDU from OBSS (not falsely classify the
3716  * 26-tone RU UL OFDMA transmissions as radar pulses).
3717  */
3718 #define WLAN_EXT_CAPA10_OBSS_NARROW_BW_RU_TOLERANCE_SUPPORT BIT(7)
3719
3720 /* Defines support for enhanced multi-bssid advertisement*/
3721 #define WLAN_EXT_CAPA11_EMA_SUPPORT     BIT(3)
3722
3723 /* TDLS specific payload type in the LLC/SNAP header */
3724 #define WLAN_TDLS_SNAP_RFTYPE   0x2
3725
3726 /* BSS Coex IE information field bits */
3727 #define WLAN_BSS_COEX_INFORMATION_REQUEST       BIT(0)
3728
3729 /**
3730  * enum ieee80211_mesh_sync_method - mesh synchronization method identifier
3731  *
3732  * @IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET: the default synchronization method
3733  * @IEEE80211_SYNC_METHOD_VENDOR: a vendor specific synchronization method
3734  *      that will be specified in a vendor specific information element
3735  */
3736 enum ieee80211_mesh_sync_method {
3737         IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET = 1,
3738         IEEE80211_SYNC_METHOD_VENDOR = 255,
3739 };
3740
3741 /**
3742  * enum ieee80211_mesh_path_protocol - mesh path selection protocol identifier
3743  *
3744  * @IEEE80211_PATH_PROTOCOL_HWMP: the default path selection protocol
3745  * @IEEE80211_PATH_PROTOCOL_VENDOR: a vendor specific protocol that will
3746  *      be specified in a vendor specific information element
3747  */
3748 enum ieee80211_mesh_path_protocol {
3749         IEEE80211_PATH_PROTOCOL_HWMP = 1,
3750         IEEE80211_PATH_PROTOCOL_VENDOR = 255,
3751 };
3752
3753 /**
3754  * enum ieee80211_mesh_path_metric - mesh path selection metric identifier
3755  *
3756  * @IEEE80211_PATH_METRIC_AIRTIME: the default path selection metric
3757  * @IEEE80211_PATH_METRIC_VENDOR: a vendor specific metric that will be
3758  *      specified in a vendor specific information element
3759  */
3760 enum ieee80211_mesh_path_metric {
3761         IEEE80211_PATH_METRIC_AIRTIME = 1,
3762         IEEE80211_PATH_METRIC_VENDOR = 255,
3763 };
3764
3765 /**
3766  * enum ieee80211_root_mode_identifier - root mesh STA mode identifier
3767  *
3768  * These attribute are used by dot11MeshHWMPRootMode to set root mesh STA mode
3769  *
3770  * @IEEE80211_ROOTMODE_NO_ROOT: the mesh STA is not a root mesh STA (default)
3771  * @IEEE80211_ROOTMODE_ROOT: the mesh STA is a root mesh STA if greater than
3772  *      this value
3773  * @IEEE80211_PROACTIVE_PREQ_NO_PREP: the mesh STA is a root mesh STA supports
3774  *      the proactive PREQ with proactive PREP subfield set to 0
3775  * @IEEE80211_PROACTIVE_PREQ_WITH_PREP: the mesh STA is a root mesh STA
3776  *      supports the proactive PREQ with proactive PREP subfield set to 1
3777  * @IEEE80211_PROACTIVE_RANN: the mesh STA is a root mesh STA supports
3778  *      the proactive RANN
3779  */
3780 enum ieee80211_root_mode_identifier {
3781         IEEE80211_ROOTMODE_NO_ROOT = 0,
3782         IEEE80211_ROOTMODE_ROOT = 1,
3783         IEEE80211_PROACTIVE_PREQ_NO_PREP = 2,
3784         IEEE80211_PROACTIVE_PREQ_WITH_PREP = 3,
3785         IEEE80211_PROACTIVE_RANN = 4,
3786 };
3787
3788 /*
3789  * IEEE 802.11-2007 7.3.2.9 Country information element
3790  *
3791  * Minimum length is 8 octets, ie len must be evenly
3792  * divisible by 2
3793  */
3794
3795 /* Although the spec says 8 I'm seeing 6 in practice */
3796 #define IEEE80211_COUNTRY_IE_MIN_LEN    6
3797
3798 /* The Country String field of the element shall be 3 octets in length */
3799 #define IEEE80211_COUNTRY_STRING_LEN    3
3800
3801 /*
3802  * For regulatory extension stuff see IEEE 802.11-2007
3803  * Annex I (page 1141) and Annex J (page 1147). Also
3804  * review 7.3.2.9.
3805  *
3806  * When dot11RegulatoryClassesRequired is true and the
3807  * first_channel/reg_extension_id is >= 201 then the IE
3808  * compromises of the 'ext' struct represented below:
3809  *
3810  *  - Regulatory extension ID - when generating IE this just needs
3811  *    to be monotonically increasing for each triplet passed in
3812  *    the IE
3813  *  - Regulatory class - index into set of rules
3814  *  - Coverage class - index into air propagation time (Table 7-27),
3815  *    in microseconds, you can compute the air propagation time from
3816  *    the index by multiplying by 3, so index 10 yields a propagation
3817  *    of 10 us. Valid values are 0-31, values 32-255 are not defined
3818  *    yet. A value of 0 inicates air propagation of <= 1 us.
3819  *
3820  *  See also Table I.2 for Emission limit sets and table
3821  *  I.3 for Behavior limit sets. Table J.1 indicates how to map
3822  *  a reg_class to an emission limit set and behavior limit set.
3823  */
3824 #define IEEE80211_COUNTRY_EXTENSION_ID 201
3825
3826 /*
3827  *  Channels numbers in the IE must be monotonically increasing
3828  *  if dot11RegulatoryClassesRequired is not true.
3829  *
3830  *  If dot11RegulatoryClassesRequired is true consecutive
3831  *  subband triplets following a regulatory triplet shall
3832  *  have monotonically increasing first_channel number fields.
3833  *
3834  *  Channel numbers shall not overlap.
3835  *
3836  *  Note that max_power is signed.
3837  */
3838 struct ieee80211_country_ie_triplet {
3839         union {
3840                 struct {
3841                         u8 first_channel;
3842                         u8 num_channels;
3843                         s8 max_power;
3844                 } __packed chans;
3845                 struct {
3846                         u8 reg_extension_id;
3847                         u8 reg_class;
3848                         u8 coverage_class;
3849                 } __packed ext;
3850         };
3851 } __packed;
3852
3853 enum ieee80211_timeout_interval_type {
3854         WLAN_TIMEOUT_REASSOC_DEADLINE = 1 /* 802.11r */,
3855         WLAN_TIMEOUT_KEY_LIFETIME = 2 /* 802.11r */,
3856         WLAN_TIMEOUT_ASSOC_COMEBACK = 3 /* 802.11w */,
3857 };
3858
3859 /**
3860  * struct ieee80211_timeout_interval_ie - Timeout Interval element
3861  * @type: type, see &enum ieee80211_timeout_interval_type
3862  * @value: timeout interval value
3863  */
3864 struct ieee80211_timeout_interval_ie {
3865         u8 type;
3866         __le32 value;
3867 } __packed;
3868
3869 /**
3870  * enum ieee80211_idle_options - BSS idle options
3871  * @WLAN_IDLE_OPTIONS_PROTECTED_KEEP_ALIVE: the station should send an RSN
3872  *      protected frame to the AP to reset the idle timer at the AP for
3873  *      the station.
3874  */
3875 enum ieee80211_idle_options {
3876         WLAN_IDLE_OPTIONS_PROTECTED_KEEP_ALIVE = BIT(0),
3877 };
3878
3879 /**
3880  * struct ieee80211_bss_max_idle_period_ie
3881  *
3882  * This structure refers to "BSS Max idle period element"
3883  *
3884  * @max_idle_period: indicates the time period during which a station can
3885  *      refrain from transmitting frames to its associated AP without being
3886  *      disassociated. In units of 1000 TUs.
3887  * @idle_options: indicates the options associated with the BSS idle capability
3888  *      as specified in &enum ieee80211_idle_options.
3889  */
3890 struct ieee80211_bss_max_idle_period_ie {
3891         __le16 max_idle_period;
3892         u8 idle_options;
3893 } __packed;
3894
3895 /* BACK action code */
3896 enum ieee80211_back_actioncode {
3897         WLAN_ACTION_ADDBA_REQ = 0,
3898         WLAN_ACTION_ADDBA_RESP = 1,
3899         WLAN_ACTION_DELBA = 2,
3900 };
3901
3902 /* BACK (block-ack) parties */
3903 enum ieee80211_back_parties {
3904         WLAN_BACK_RECIPIENT = 0,
3905         WLAN_BACK_INITIATOR = 1,
3906 };
3907
3908 /* SA Query action */
3909 enum ieee80211_sa_query_action {
3910         WLAN_ACTION_SA_QUERY_REQUEST = 0,
3911         WLAN_ACTION_SA_QUERY_RESPONSE = 1,
3912 };
3913
3914 /**
3915  * struct ieee80211_bssid_index
3916  *
3917  * This structure refers to "Multiple BSSID-index element"
3918  *
3919  * @bssid_index: BSSID index
3920  * @dtim_period: optional, overrides transmitted BSS dtim period
3921  * @dtim_count: optional, overrides transmitted BSS dtim count
3922  */
3923 struct ieee80211_bssid_index {
3924         u8 bssid_index;
3925         u8 dtim_period;
3926         u8 dtim_count;
3927 };
3928
3929 /**
3930  * struct ieee80211_multiple_bssid_configuration
3931  *
3932  * This structure refers to "Multiple BSSID Configuration element"
3933  *
3934  * @bssid_count: total number of active BSSIDs in the set
3935  * @profile_periodicity: the least number of beacon frames need to be received
3936  *      in order to discover all the nontransmitted BSSIDs in the set.
3937  */
3938 struct ieee80211_multiple_bssid_configuration {
3939         u8 bssid_count;
3940         u8 profile_periodicity;
3941 };
3942
3943 #define SUITE(oui, id)  (((oui) << 8) | (id))
3944
3945 /* cipher suite selectors */
3946 #define WLAN_CIPHER_SUITE_USE_GROUP     SUITE(0x000FAC, 0)
3947 #define WLAN_CIPHER_SUITE_WEP40         SUITE(0x000FAC, 1)
3948 #define WLAN_CIPHER_SUITE_TKIP          SUITE(0x000FAC, 2)
3949 /* reserved:                            SUITE(0x000FAC, 3) */
3950 #define WLAN_CIPHER_SUITE_CCMP          SUITE(0x000FAC, 4)
3951 #define WLAN_CIPHER_SUITE_WEP104        SUITE(0x000FAC, 5)
3952 #define WLAN_CIPHER_SUITE_AES_CMAC      SUITE(0x000FAC, 6)
3953 #define WLAN_CIPHER_SUITE_GCMP          SUITE(0x000FAC, 8)
3954 #define WLAN_CIPHER_SUITE_GCMP_256      SUITE(0x000FAC, 9)
3955 #define WLAN_CIPHER_SUITE_CCMP_256      SUITE(0x000FAC, 10)
3956 #define WLAN_CIPHER_SUITE_BIP_GMAC_128  SUITE(0x000FAC, 11)
3957 #define WLAN_CIPHER_SUITE_BIP_GMAC_256  SUITE(0x000FAC, 12)
3958 #define WLAN_CIPHER_SUITE_BIP_CMAC_256  SUITE(0x000FAC, 13)
3959
3960 #define WLAN_CIPHER_SUITE_SMS4          SUITE(0x001472, 1)
3961
3962 /* AKM suite selectors */
3963 #define WLAN_AKM_SUITE_8021X                    SUITE(0x000FAC, 1)
3964 #define WLAN_AKM_SUITE_PSK                      SUITE(0x000FAC, 2)
3965 #define WLAN_AKM_SUITE_FT_8021X                 SUITE(0x000FAC, 3)
3966 #define WLAN_AKM_SUITE_FT_PSK                   SUITE(0x000FAC, 4)
3967 #define WLAN_AKM_SUITE_8021X_SHA256             SUITE(0x000FAC, 5)
3968 #define WLAN_AKM_SUITE_PSK_SHA256               SUITE(0x000FAC, 6)
3969 #define WLAN_AKM_SUITE_TDLS                     SUITE(0x000FAC, 7)
3970 #define WLAN_AKM_SUITE_SAE                      SUITE(0x000FAC, 8)
3971 #define WLAN_AKM_SUITE_FT_OVER_SAE              SUITE(0x000FAC, 9)
3972 #define WLAN_AKM_SUITE_AP_PEER_KEY              SUITE(0x000FAC, 10)
3973 #define WLAN_AKM_SUITE_8021X_SUITE_B            SUITE(0x000FAC, 11)
3974 #define WLAN_AKM_SUITE_8021X_SUITE_B_192        SUITE(0x000FAC, 12)
3975 #define WLAN_AKM_SUITE_FT_8021X_SHA384          SUITE(0x000FAC, 13)
3976 #define WLAN_AKM_SUITE_FILS_SHA256              SUITE(0x000FAC, 14)
3977 #define WLAN_AKM_SUITE_FILS_SHA384              SUITE(0x000FAC, 15)
3978 #define WLAN_AKM_SUITE_FT_FILS_SHA256           SUITE(0x000FAC, 16)
3979 #define WLAN_AKM_SUITE_FT_FILS_SHA384           SUITE(0x000FAC, 17)
3980 #define WLAN_AKM_SUITE_OWE                      SUITE(0x000FAC, 18)
3981 #define WLAN_AKM_SUITE_FT_PSK_SHA384            SUITE(0x000FAC, 19)
3982 #define WLAN_AKM_SUITE_PSK_SHA384               SUITE(0x000FAC, 20)
3983
3984 #define WLAN_AKM_SUITE_WFA_DPP                  SUITE(WLAN_OUI_WFA, 2)
3985
3986 #define WLAN_MAX_KEY_LEN                32
3987
3988 #define WLAN_PMK_NAME_LEN               16
3989 #define WLAN_PMKID_LEN                  16
3990 #define WLAN_PMK_LEN_EAP_LEAP           16
3991 #define WLAN_PMK_LEN                    32
3992 #define WLAN_PMK_LEN_SUITE_B_192        48
3993
3994 #define WLAN_OUI_WFA                    0x506f9a
3995 #define WLAN_OUI_TYPE_WFA_P2P           9
3996 #define WLAN_OUI_TYPE_WFA_DPP           0x1A
3997 #define WLAN_OUI_MICROSOFT              0x0050f2
3998 #define WLAN_OUI_TYPE_MICROSOFT_WPA     1
3999 #define WLAN_OUI_TYPE_MICROSOFT_WMM     2
4000 #define WLAN_OUI_TYPE_MICROSOFT_WPS     4
4001 #define WLAN_OUI_TYPE_MICROSOFT_TPC     8
4002
4003 /*
4004  * WMM/802.11e Tspec Element
4005  */
4006 #define IEEE80211_WMM_IE_TSPEC_TID_MASK         0x0F
4007 #define IEEE80211_WMM_IE_TSPEC_TID_SHIFT        1
4008
4009 enum ieee80211_tspec_status_code {
4010         IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED = 0,
4011         IEEE80211_TSPEC_STATUS_ADDTS_INVAL_PARAMS = 0x1,
4012 };
4013
4014 struct ieee80211_tspec_ie {
4015         u8 element_id;
4016         u8 len;
4017         u8 oui[3];
4018         u8 oui_type;
4019         u8 oui_subtype;
4020         u8 version;
4021         __le16 tsinfo;
4022         u8 tsinfo_resvd;
4023         __le16 nominal_msdu;
4024         __le16 max_msdu;
4025         __le32 min_service_int;
4026         __le32 max_service_int;
4027         __le32 inactivity_int;
4028         __le32 suspension_int;
4029         __le32 service_start_time;
4030         __le32 min_data_rate;
4031         __le32 mean_data_rate;
4032         __le32 peak_data_rate;
4033         __le32 max_burst_size;
4034         __le32 delay_bound;
4035         __le32 min_phy_rate;
4036         __le16 sba;
4037         __le16 medium_time;
4038 } __packed;
4039
4040 struct ieee80211_he_6ghz_capa {
4041         /* uses IEEE80211_HE_6GHZ_CAP_* below */
4042         __le16 capa;
4043 } __packed;
4044
4045 /* HE 6 GHz band capabilities */
4046 /* uses enum ieee80211_min_mpdu_spacing values */
4047 #define IEEE80211_HE_6GHZ_CAP_MIN_MPDU_START    0x0007
4048 /* uses enum ieee80211_vht_max_ampdu_length_exp values */
4049 #define IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP 0x0038
4050 /* uses IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_* values */
4051 #define IEEE80211_HE_6GHZ_CAP_MAX_MPDU_LEN      0x00c0
4052 /* WLAN_HT_CAP_SM_PS_* values */
4053 #define IEEE80211_HE_6GHZ_CAP_SM_PS             0x0600
4054 #define IEEE80211_HE_6GHZ_CAP_RD_RESPONDER      0x0800
4055 #define IEEE80211_HE_6GHZ_CAP_RX_ANTPAT_CONS    0x1000
4056 #define IEEE80211_HE_6GHZ_CAP_TX_ANTPAT_CONS    0x2000
4057
4058 /**
4059  * ieee80211_get_qos_ctl - get pointer to qos control bytes
4060  * @hdr: the frame
4061  *
4062  * The qos ctrl bytes come after the frame_control, duration, seq_num
4063  * and 3 or 4 addresses of length ETH_ALEN.
4064  * 3 addr: 2 + 2 + 2 + 3*6 = 24
4065  * 4 addr: 2 + 2 + 2 + 4*6 = 30
4066  */
4067 static inline u8 *ieee80211_get_qos_ctl(struct ieee80211_hdr *hdr)
4068 {
4069         if (ieee80211_has_a4(hdr->frame_control))
4070                 return (u8 *)hdr + 30;
4071         else
4072                 return (u8 *)hdr + 24;
4073 }
4074
4075 /**
4076  * ieee80211_get_tid - get qos TID
4077  * @hdr: the frame
4078  */
4079 static inline u8 ieee80211_get_tid(struct ieee80211_hdr *hdr)
4080 {
4081         u8 *qc = ieee80211_get_qos_ctl(hdr);
4082
4083         return qc[0] & IEEE80211_QOS_CTL_TID_MASK;
4084 }
4085
4086 /**
4087  * ieee80211_get_SA - get pointer to SA
4088  * @hdr: the frame
4089  *
4090  * Given an 802.11 frame, this function returns the offset
4091  * to the source address (SA). It does not verify that the
4092  * header is long enough to contain the address, and the
4093  * header must be long enough to contain the frame control
4094  * field.
4095  */
4096 static inline u8 *ieee80211_get_SA(struct ieee80211_hdr *hdr)
4097 {
4098         if (ieee80211_has_a4(hdr->frame_control))
4099                 return hdr->addr4;
4100         if (ieee80211_has_fromds(hdr->frame_control))
4101                 return hdr->addr3;
4102         return hdr->addr2;
4103 }
4104
4105 /**
4106  * ieee80211_get_DA - get pointer to DA
4107  * @hdr: the frame
4108  *
4109  * Given an 802.11 frame, this function returns the offset
4110  * to the destination address (DA). It does not verify that
4111  * the header is long enough to contain the address, and the
4112  * header must be long enough to contain the frame control
4113  * field.
4114  */
4115 static inline u8 *ieee80211_get_DA(struct ieee80211_hdr *hdr)
4116 {
4117         if (ieee80211_has_tods(hdr->frame_control))
4118                 return hdr->addr3;
4119         else
4120                 return hdr->addr1;
4121 }
4122
4123 /**
4124  * _ieee80211_is_robust_mgmt_frame - check if frame is a robust management frame
4125  * @hdr: the frame (buffer must include at least the first octet of payload)
4126  */
4127 static inline bool _ieee80211_is_robust_mgmt_frame(struct ieee80211_hdr *hdr)
4128 {
4129         if (ieee80211_is_disassoc(hdr->frame_control) ||
4130             ieee80211_is_deauth(hdr->frame_control))
4131                 return true;
4132
4133         if (ieee80211_is_action(hdr->frame_control)) {
4134                 u8 *category;
4135
4136                 /*
4137                  * Action frames, excluding Public Action frames, are Robust
4138                  * Management Frames. However, if we are looking at a Protected
4139                  * frame, skip the check since the data may be encrypted and
4140                  * the frame has already been found to be a Robust Management
4141                  * Frame (by the other end).
4142                  */
4143                 if (ieee80211_has_protected(hdr->frame_control))
4144                         return true;
4145                 category = ((u8 *) hdr) + 24;
4146                 return *category != WLAN_CATEGORY_PUBLIC &&
4147                         *category != WLAN_CATEGORY_HT &&
4148                         *category != WLAN_CATEGORY_WNM_UNPROTECTED &&
4149                         *category != WLAN_CATEGORY_SELF_PROTECTED &&
4150                         *category != WLAN_CATEGORY_UNPROT_DMG &&
4151                         *category != WLAN_CATEGORY_VHT &&
4152                         *category != WLAN_CATEGORY_S1G &&
4153                         *category != WLAN_CATEGORY_VENDOR_SPECIFIC;
4154         }
4155
4156         return false;
4157 }
4158
4159 /**
4160  * ieee80211_is_robust_mgmt_frame - check if skb contains a robust mgmt frame
4161  * @skb: the skb containing the frame, length will be checked
4162  */
4163 static inline bool ieee80211_is_robust_mgmt_frame(struct sk_buff *skb)
4164 {
4165         if (skb->len < IEEE80211_MIN_ACTION_SIZE)
4166                 return false;
4167         return _ieee80211_is_robust_mgmt_frame((void *)skb->data);
4168 }
4169
4170 /**
4171  * ieee80211_is_public_action - check if frame is a public action frame
4172  * @hdr: the frame
4173  * @len: length of the frame
4174  */
4175 static inline bool ieee80211_is_public_action(struct ieee80211_hdr *hdr,
4176                                               size_t len)
4177 {
4178         struct ieee80211_mgmt *mgmt = (void *)hdr;
4179
4180         if (len < IEEE80211_MIN_ACTION_SIZE)
4181                 return false;
4182         if (!ieee80211_is_action(hdr->frame_control))
4183                 return false;
4184         return mgmt->u.action.category == WLAN_CATEGORY_PUBLIC;
4185 }
4186
4187 /**
4188  * _ieee80211_is_group_privacy_action - check if frame is a group addressed
4189  * privacy action frame
4190  * @hdr: the frame
4191  */
4192 static inline bool _ieee80211_is_group_privacy_action(struct ieee80211_hdr *hdr)
4193 {
4194         struct ieee80211_mgmt *mgmt = (void *)hdr;
4195
4196         if (!ieee80211_is_action(hdr->frame_control) ||
4197             !is_multicast_ether_addr(hdr->addr1))
4198                 return false;
4199
4200         return mgmt->u.action.category == WLAN_CATEGORY_MESH_ACTION ||
4201                mgmt->u.action.category == WLAN_CATEGORY_MULTIHOP_ACTION;
4202 }
4203
4204 /**
4205  * ieee80211_is_group_privacy_action - check if frame is a group addressed
4206  * privacy action frame
4207  * @skb: the skb containing the frame, length will be checked
4208  */
4209 static inline bool ieee80211_is_group_privacy_action(struct sk_buff *skb)
4210 {
4211         if (skb->len < IEEE80211_MIN_ACTION_SIZE)
4212                 return false;
4213         return _ieee80211_is_group_privacy_action((void *)skb->data);
4214 }
4215
4216 /**
4217  * ieee80211_tu_to_usec - convert time units (TU) to microseconds
4218  * @tu: the TUs
4219  */
4220 static inline unsigned long ieee80211_tu_to_usec(unsigned long tu)
4221 {
4222         return 1024 * tu;
4223 }
4224
4225 /**
4226  * ieee80211_check_tim - check if AID bit is set in TIM
4227  * @tim: the TIM IE
4228  * @tim_len: length of the TIM IE
4229  * @aid: the AID to look for
4230  */
4231 static inline bool ieee80211_check_tim(const struct ieee80211_tim_ie *tim,
4232                                        u8 tim_len, u16 aid)
4233 {
4234         u8 mask;
4235         u8 index, indexn1, indexn2;
4236
4237         if (unlikely(!tim || tim_len < sizeof(*tim)))
4238                 return false;
4239
4240         aid &= 0x3fff;
4241         index = aid / 8;
4242         mask  = 1 << (aid & 7);
4243
4244         indexn1 = tim->bitmap_ctrl & 0xfe;
4245         indexn2 = tim_len + indexn1 - 4;
4246
4247         if (index < indexn1 || index > indexn2)
4248                 return false;
4249
4250         index -= indexn1;
4251
4252         return !!(tim->virtual_map[index] & mask);
4253 }
4254
4255 /**
4256  * ieee80211_get_tdls_action - get tdls packet action (or -1, if not tdls packet)
4257  * @skb: the skb containing the frame, length will not be checked
4258  * @hdr_size: the size of the ieee80211_hdr that starts at skb->data
4259  *
4260  * This function assumes the frame is a data frame, and that the network header
4261  * is in the correct place.
4262  */
4263 static inline int ieee80211_get_tdls_action(struct sk_buff *skb, u32 hdr_size)
4264 {
4265         if (!skb_is_nonlinear(skb) &&
4266             skb->len > (skb_network_offset(skb) + 2)) {
4267                 /* Point to where the indication of TDLS should start */
4268                 const u8 *tdls_data = skb_network_header(skb) - 2;
4269
4270                 if (get_unaligned_be16(tdls_data) == ETH_P_TDLS &&
4271                     tdls_data[2] == WLAN_TDLS_SNAP_RFTYPE &&
4272                     tdls_data[3] == WLAN_CATEGORY_TDLS)
4273                         return tdls_data[4];
4274         }
4275
4276         return -1;
4277 }
4278
4279 /* convert time units */
4280 #define TU_TO_JIFFIES(x)        (usecs_to_jiffies((x) * 1024))
4281 #define TU_TO_EXP_TIME(x)       (jiffies + TU_TO_JIFFIES(x))
4282
4283 /* convert frequencies */
4284 #define MHZ_TO_KHZ(freq) ((freq) * 1000)
4285 #define KHZ_TO_MHZ(freq) ((freq) / 1000)
4286 #define PR_KHZ(f) KHZ_TO_MHZ(f), f % 1000
4287 #define KHZ_F "%d.%03d"
4288
4289 /* convert powers */
4290 #define DBI_TO_MBI(gain) ((gain) * 100)
4291 #define MBI_TO_DBI(gain) ((gain) / 100)
4292 #define DBM_TO_MBM(gain) ((gain) * 100)
4293 #define MBM_TO_DBM(gain) ((gain) / 100)
4294
4295 /**
4296  * ieee80211_action_contains_tpc - checks if the frame contains TPC element
4297  * @skb: the skb containing the frame, length will be checked
4298  *
4299  * This function checks if it's either TPC report action frame or Link
4300  * Measurement report action frame as defined in IEEE Std. 802.11-2012 8.5.2.5
4301  * and 8.5.7.5 accordingly.
4302  */
4303 static inline bool ieee80211_action_contains_tpc(struct sk_buff *skb)
4304 {
4305         struct ieee80211_mgmt *mgmt = (void *)skb->data;
4306
4307         if (!ieee80211_is_action(mgmt->frame_control))
4308                 return false;
4309
4310         if (skb->len < IEEE80211_MIN_ACTION_SIZE +
4311                        sizeof(mgmt->u.action.u.tpc_report))
4312                 return false;
4313
4314         /*
4315          * TPC report - check that:
4316          * category = 0 (Spectrum Management) or 5 (Radio Measurement)
4317          * spectrum management action = 3 (TPC/Link Measurement report)
4318          * TPC report EID = 35
4319          * TPC report element length = 2
4320          *
4321          * The spectrum management's tpc_report struct is used here both for
4322          * parsing tpc_report and radio measurement's link measurement report
4323          * frame, since the relevant part is identical in both frames.
4324          */
4325         if (mgmt->u.action.category != WLAN_CATEGORY_SPECTRUM_MGMT &&
4326             mgmt->u.action.category != WLAN_CATEGORY_RADIO_MEASUREMENT)
4327                 return false;
4328
4329         /* both spectrum mgmt and link measurement have same action code */
4330         if (mgmt->u.action.u.tpc_report.action_code !=
4331             WLAN_ACTION_SPCT_TPC_RPRT)
4332                 return false;
4333
4334         if (mgmt->u.action.u.tpc_report.tpc_elem_id != WLAN_EID_TPC_REPORT ||
4335             mgmt->u.action.u.tpc_report.tpc_elem_length !=
4336             sizeof(struct ieee80211_tpc_report_ie))
4337                 return false;
4338
4339         return true;
4340 }
4341
4342 static inline bool ieee80211_is_timing_measurement(struct sk_buff *skb)
4343 {
4344         struct ieee80211_mgmt *mgmt = (void *)skb->data;
4345
4346         if (skb->len < IEEE80211_MIN_ACTION_SIZE)
4347                 return false;
4348
4349         if (!ieee80211_is_action(mgmt->frame_control))
4350                 return false;
4351
4352         if (mgmt->u.action.category == WLAN_CATEGORY_WNM_UNPROTECTED &&
4353             mgmt->u.action.u.wnm_timing_msr.action_code ==
4354                 WLAN_UNPROTECTED_WNM_ACTION_TIMING_MEASUREMENT_RESPONSE &&
4355             skb->len >= offsetofend(typeof(*mgmt), u.action.u.wnm_timing_msr))
4356                 return true;
4357
4358         return false;
4359 }
4360
4361 static inline bool ieee80211_is_ftm(struct sk_buff *skb)
4362 {
4363         struct ieee80211_mgmt *mgmt = (void *)skb->data;
4364
4365         if (!ieee80211_is_public_action((void *)mgmt, skb->len))
4366                 return false;
4367
4368         if (mgmt->u.action.u.ftm.action_code ==
4369                 WLAN_PUBLIC_ACTION_FTM_RESPONSE &&
4370             skb->len >= offsetofend(typeof(*mgmt), u.action.u.ftm))
4371                 return true;
4372
4373         return false;
4374 }
4375
4376 struct element {
4377         u8 id;
4378         u8 datalen;
4379         u8 data[];
4380 } __packed;
4381
4382 /* element iteration helpers */
4383 #define for_each_element(_elem, _data, _datalen)                        \
4384         for (_elem = (const struct element *)(_data);                   \
4385              (const u8 *)(_data) + (_datalen) - (const u8 *)_elem >=    \
4386                 (int)sizeof(*_elem) &&                                  \
4387              (const u8 *)(_data) + (_datalen) - (const u8 *)_elem >=    \
4388                 (int)sizeof(*_elem) + _elem->datalen;                   \
4389              _elem = (const struct element *)(_elem->data + _elem->datalen))
4390
4391 #define for_each_element_id(element, _id, data, datalen)                \
4392         for_each_element(element, data, datalen)                        \
4393                 if (element->id == (_id))
4394
4395 #define for_each_element_extid(element, extid, _data, _datalen)         \
4396         for_each_element(element, _data, _datalen)                      \
4397                 if (element->id == WLAN_EID_EXTENSION &&                \
4398                     element->datalen > 0 &&                             \
4399                     element->data[0] == (extid))
4400
4401 #define for_each_subelement(sub, element)                               \
4402         for_each_element(sub, (element)->data, (element)->datalen)
4403
4404 #define for_each_subelement_id(sub, id, element)                        \
4405         for_each_element_id(sub, id, (element)->data, (element)->datalen)
4406
4407 #define for_each_subelement_extid(sub, extid, element)                  \
4408         for_each_element_extid(sub, extid, (element)->data, (element)->datalen)
4409
4410 /**
4411  * for_each_element_completed - determine if element parsing consumed all data
4412  * @element: element pointer after for_each_element() or friends
4413  * @data: same data pointer as passed to for_each_element() or friends
4414  * @datalen: same data length as passed to for_each_element() or friends
4415  *
4416  * This function returns %true if all the data was parsed or considered
4417  * while walking the elements. Only use this if your for_each_element()
4418  * loop cannot be broken out of, otherwise it always returns %false.
4419  *
4420  * If some data was malformed, this returns %false since the last parsed
4421  * element will not fill the whole remaining data.
4422  */
4423 static inline bool for_each_element_completed(const struct element *element,
4424                                               const void *data, size_t datalen)
4425 {
4426         return (const u8 *)element == (const u8 *)data + datalen;
4427 }
4428
4429 /**
4430  * RSNX Capabilities:
4431  * bits 0-3: Field length (n-1)
4432  */
4433 #define WLAN_RSNX_CAPA_PROTECTED_TWT BIT(4)
4434 #define WLAN_RSNX_CAPA_SAE_H2E BIT(5)
4435
4436 /*
4437  * reduced neighbor report, based on Draft P802.11ax_D6.1,
4438  * section 9.4.2.170 and accepted contributions.
4439  */
4440 #define IEEE80211_AP_INFO_TBTT_HDR_TYPE                         0x03
4441 #define IEEE80211_AP_INFO_TBTT_HDR_FILTERED                     0x04
4442 #define IEEE80211_AP_INFO_TBTT_HDR_COLOC                        0x08
4443 #define IEEE80211_AP_INFO_TBTT_HDR_COUNT                        0xF0
4444 #define IEEE80211_TBTT_INFO_OFFSET_BSSID_BSS_PARAM              9
4445 #define IEEE80211_TBTT_INFO_OFFSET_BSSID_SSSID_BSS_PARAM        13
4446
4447 #define IEEE80211_RNR_TBTT_PARAMS_OCT_RECOMMENDED               0x01
4448 #define IEEE80211_RNR_TBTT_PARAMS_SAME_SSID                     0x02
4449 #define IEEE80211_RNR_TBTT_PARAMS_MULTI_BSSID                   0x04
4450 #define IEEE80211_RNR_TBTT_PARAMS_TRANSMITTED_BSSID             0x08
4451 #define IEEE80211_RNR_TBTT_PARAMS_COLOC_ESS                     0x10
4452 #define IEEE80211_RNR_TBTT_PARAMS_PROBE_ACTIVE                  0x20
4453 #define IEEE80211_RNR_TBTT_PARAMS_COLOC_AP                      0x40
4454
4455 struct ieee80211_neighbor_ap_info {
4456         u8 tbtt_info_hdr;
4457         u8 tbtt_info_len;
4458         u8 op_class;
4459         u8 channel;
4460 } __packed;
4461
4462 enum ieee80211_range_params_max_total_ltf {
4463         IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_4 = 0,
4464         IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_8,
4465         IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_16,
4466         IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_UNSPECIFIED,
4467 };
4468
4469 /* multi-link device */
4470 #define IEEE80211_MLD_MAX_NUM_LINKS     15
4471
4472 #define IEEE80211_ML_CONTROL_TYPE                       0x0007
4473 #define IEEE80211_ML_CONTROL_TYPE_BASIC                 0
4474 #define IEEE80211_ML_CONTROL_TYPE_PREQ                  1
4475 #define IEEE80211_ML_CONTROL_TYPE_RECONF                2
4476 #define IEEE80211_ML_CONTROL_TYPE_TDLS                  3
4477 #define IEEE80211_ML_CONTROL_TYPE_PRIO_ACCESS           4
4478 #define IEEE80211_ML_CONTROL_PRESENCE_MASK              0xfff0
4479
4480 struct ieee80211_multi_link_elem {
4481         __le16 control;
4482         u8 variable[];
4483 } __packed;
4484
4485 #define IEEE80211_MLC_BASIC_PRES_LINK_ID                0x0010
4486 #define IEEE80211_MLC_BASIC_PRES_BSS_PARAM_CH_CNT       0x0020
4487 #define IEEE80211_MLC_BASIC_PRES_MED_SYNC_DELAY         0x0040
4488 #define IEEE80211_MLC_BASIC_PRES_EML_CAPA               0x0080
4489 #define IEEE80211_MLC_BASIC_PRES_MLD_CAPA_OP            0x0100
4490 #define IEEE80211_MLC_BASIC_PRES_MLD_ID                 0x0200
4491
4492 #define IEEE80211_MED_SYNC_DELAY_DURATION               0x00ff
4493 #define IEEE80211_MED_SYNC_DELAY_SYNC_OFDM_ED_THRESH    0x0f00
4494 #define IEEE80211_MED_SYNC_DELAY_SYNC_MAX_NUM_TXOPS     0xf000
4495
4496 #define IEEE80211_EML_CAP_EMLSR_SUPP                    0x0001
4497 #define IEEE80211_EML_CAP_EMLSR_PADDING_DELAY           0x000e
4498 #define  IEEE80211_EML_CAP_EMLSR_PADDING_DELAY_0US              0
4499 #define  IEEE80211_EML_CAP_EMLSR_PADDING_DELAY_32US             1
4500 #define  IEEE80211_EML_CAP_EMLSR_PADDING_DELAY_64US             2
4501 #define  IEEE80211_EML_CAP_EMLSR_PADDING_DELAY_128US            3
4502 #define  IEEE80211_EML_CAP_EMLSR_PADDING_DELAY_256US            4
4503 #define IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY        0x0070
4504 #define  IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_0US           0
4505 #define  IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_16US          1
4506 #define  IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_32US          2
4507 #define  IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_64US          3
4508 #define  IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_128US         4
4509 #define  IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_256US         5
4510 #define IEEE80211_EML_CAP_EMLMR_SUPPORT                 0x0080
4511 #define IEEE80211_EML_CAP_EMLMR_DELAY                   0x0700
4512 #define  IEEE80211_EML_CAP_EMLMR_DELAY_0US                      0
4513 #define  IEEE80211_EML_CAP_EMLMR_DELAY_32US                     1
4514 #define  IEEE80211_EML_CAP_EMLMR_DELAY_64US                     2
4515 #define  IEEE80211_EML_CAP_EMLMR_DELAY_128US                    3
4516 #define  IEEE80211_EML_CAP_EMLMR_DELAY_256US                    4
4517 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT            0x7800
4518 #define  IEEE80211_EML_CAP_TRANSITION_TIMEOUT_0                 0
4519 #define  IEEE80211_EML_CAP_TRANSITION_TIMEOUT_128US             1
4520 #define  IEEE80211_EML_CAP_TRANSITION_TIMEOUT_256US             2
4521 #define  IEEE80211_EML_CAP_TRANSITION_TIMEOUT_512US             3
4522 #define  IEEE80211_EML_CAP_TRANSITION_TIMEOUT_1TU               4
4523 #define  IEEE80211_EML_CAP_TRANSITION_TIMEOUT_2TU               5
4524 #define  IEEE80211_EML_CAP_TRANSITION_TIMEOUT_4TU               6
4525 #define  IEEE80211_EML_CAP_TRANSITION_TIMEOUT_8TU               7
4526 #define  IEEE80211_EML_CAP_TRANSITION_TIMEOUT_16TU              8
4527 #define  IEEE80211_EML_CAP_TRANSITION_TIMEOUT_32TU              9
4528 #define  IEEE80211_EML_CAP_TRANSITION_TIMEOUT_64TU              10
4529 #define  IEEE80211_EML_CAP_TRANSITION_TIMEOUT_128TU             11
4530
4531 #define IEEE80211_MLD_CAP_OP_MAX_SIMUL_LINKS            0x000f
4532 #define IEEE80211_MLD_CAP_OP_SRS_SUPPORT                0x0010
4533 #define IEEE80211_MLD_CAP_OP_TID_TO_LINK_MAP_NEG_SUPP   0x0060
4534 #define IEEE80211_MLD_CAP_OP_FREQ_SEP_TYPE_IND          0x0f80
4535 #define IEEE80211_MLD_CAP_OP_AAR_SUPPORT                0x1000
4536
4537 struct ieee80211_mle_basic_common_info {
4538         u8 len;
4539         u8 mld_mac_addr[ETH_ALEN];
4540         u8 variable[];
4541 } __packed;
4542
4543 #define IEEE80211_MLC_PREQ_PRES_MLD_ID                  0x0010
4544
4545 struct ieee80211_mle_preq_common_info {
4546         u8 len;
4547         u8 variable[];
4548 } __packed;
4549
4550 #define IEEE80211_MLC_RECONF_PRES_MLD_MAC_ADDR          0x0010
4551
4552 /* no fixed fields in RECONF */
4553
4554 struct ieee80211_mle_tdls_common_info {
4555         u8 len;
4556         u8 ap_mld_mac_addr[ETH_ALEN];
4557 } __packed;
4558
4559 #define IEEE80211_MLC_PRIO_ACCESS_PRES_AP_MLD_MAC_ADDR  0x0010
4560
4561 /* no fixed fields in PRIO_ACCESS */
4562
4563 /**
4564  * ieee80211_mle_common_size - check multi-link element common size
4565  * @data: multi-link element, must already be checked for size using
4566  *      ieee80211_mle_size_ok()
4567  */
4568 static inline u8 ieee80211_mle_common_size(const u8 *data)
4569 {
4570         const struct ieee80211_multi_link_elem *mle = (const void *)data;
4571         u16 control = le16_to_cpu(mle->control);
4572         u8 common = 0;
4573
4574         switch (u16_get_bits(control, IEEE80211_ML_CONTROL_TYPE)) {
4575         case IEEE80211_ML_CONTROL_TYPE_BASIC:
4576                 common += sizeof(struct ieee80211_mle_basic_common_info);
4577                 break;
4578         case IEEE80211_ML_CONTROL_TYPE_PREQ:
4579                 common += sizeof(struct ieee80211_mle_preq_common_info);
4580                 break;
4581         case IEEE80211_ML_CONTROL_TYPE_RECONF:
4582                 if (control & IEEE80211_MLC_RECONF_PRES_MLD_MAC_ADDR)
4583                         common += ETH_ALEN;
4584                 return common;
4585         case IEEE80211_ML_CONTROL_TYPE_TDLS:
4586                 common += sizeof(struct ieee80211_mle_tdls_common_info);
4587                 break;
4588         case IEEE80211_ML_CONTROL_TYPE_PRIO_ACCESS:
4589                 if (control & IEEE80211_MLC_PRIO_ACCESS_PRES_AP_MLD_MAC_ADDR)
4590                         common += ETH_ALEN;
4591                 return common;
4592         default:
4593                 WARN_ON(1);
4594                 return 0;
4595         }
4596
4597         return common + mle->variable[0];
4598 }
4599
4600 /**
4601  * ieee80211_mle_size_ok - validate multi-link element size
4602  * @data: pointer to the element data
4603  * @len: length of the containing element
4604  */
4605 static inline bool ieee80211_mle_size_ok(const u8 *data, u8 len)
4606 {
4607         const struct ieee80211_multi_link_elem *mle = (const void *)data;
4608         u8 fixed = sizeof(*mle);
4609         u8 common = 0;
4610         bool check_common_len = false;
4611         u16 control;
4612
4613         if (len < fixed)
4614                 return false;
4615
4616         control = le16_to_cpu(mle->control);
4617
4618         switch (u16_get_bits(control, IEEE80211_ML_CONTROL_TYPE)) {
4619         case IEEE80211_ML_CONTROL_TYPE_BASIC:
4620                 common += sizeof(struct ieee80211_mle_basic_common_info);
4621                 check_common_len = true;
4622                 if (control & IEEE80211_MLC_BASIC_PRES_LINK_ID)
4623                         common += 1;
4624                 if (control & IEEE80211_MLC_BASIC_PRES_BSS_PARAM_CH_CNT)
4625                         common += 1;
4626                 if (control & IEEE80211_MLC_BASIC_PRES_MED_SYNC_DELAY)
4627                         common += 2;
4628                 if (control & IEEE80211_MLC_BASIC_PRES_EML_CAPA)
4629                         common += 2;
4630                 if (control & IEEE80211_MLC_BASIC_PRES_MLD_CAPA_OP)
4631                         common += 2;
4632                 if (control & IEEE80211_MLC_BASIC_PRES_MLD_ID)
4633                         common += 1;
4634                 break;
4635         case IEEE80211_ML_CONTROL_TYPE_PREQ:
4636                 common += sizeof(struct ieee80211_mle_preq_common_info);
4637                 if (control & IEEE80211_MLC_PREQ_PRES_MLD_ID)
4638                         common += 1;
4639                 check_common_len = true;
4640                 break;
4641         case IEEE80211_ML_CONTROL_TYPE_RECONF:
4642                 if (control & IEEE80211_MLC_RECONF_PRES_MLD_MAC_ADDR)
4643                         common += ETH_ALEN;
4644                 break;
4645         case IEEE80211_ML_CONTROL_TYPE_TDLS:
4646                 common += sizeof(struct ieee80211_mle_tdls_common_info);
4647                 check_common_len = true;
4648                 break;
4649         case IEEE80211_ML_CONTROL_TYPE_PRIO_ACCESS:
4650                 if (control & IEEE80211_MLC_PRIO_ACCESS_PRES_AP_MLD_MAC_ADDR)
4651                         common += ETH_ALEN;
4652                 break;
4653         default:
4654                 /* we don't know this type */
4655                 return true;
4656         }
4657
4658         if (len < fixed + common)
4659                 return false;
4660
4661         if (!check_common_len)
4662                 return true;
4663
4664         /* if present, common length is the first octet there */
4665         return mle->variable[0] >= common;
4666 }
4667
4668 enum ieee80211_mle_subelems {
4669         IEEE80211_MLE_SUBELEM_PER_STA_PROFILE           = 0,
4670 };
4671
4672 #define IEEE80211_MLE_STA_CONTROL_LINK_ID                       0x000f
4673 #define IEEE80211_MLE_STA_CONTROL_COMPLETE_PROFILE              0x0010
4674 #define IEEE80211_MLE_STA_CONTROL_STA_MAC_ADDR_PRESENT          0x0020
4675 #define IEEE80211_MLE_STA_CONTROL_BEACON_INT_PRESENT            0x0040
4676 #define IEEE80211_MLE_STA_CONTROL_TSF_OFFS_PRESENT              0x0080
4677 #define IEEE80211_MLE_STA_CONTROL_DTIM_INFO_PRESENT             0x0100
4678 #define IEEE80211_MLE_STA_CONTROL_NSTR_LINK_PAIR_PRESENT        0x0200
4679 #define IEEE80211_MLE_STA_CONTROL_NSTR_BITMAP_SIZE              0x0400
4680 #define IEEE80211_MLE_STA_CONTROL_BSS_PARAM_CHANGE_CNT_PRESENT  0x0800
4681
4682 struct ieee80211_mle_per_sta_profile {
4683         __le16 control;
4684         u8 sta_info_len;
4685         u8 variable[];
4686 } __packed;
4687
4688 #define for_each_mle_subelement(_elem, _data, _len)                     \
4689         if (ieee80211_mle_size_ok(_data, _len))                         \
4690                 for_each_element(_elem,                                 \
4691                                  _data + ieee80211_mle_common_size(_data),\
4692                                  _len - ieee80211_mle_common_size(_data))
4693
4694 #endif /* LINUX_IEEE80211_H */