src/common/ieee802_11_defs.h

   1 /*
   2  * IEEE 802.11 Frame type definitions
   3  * Copyright (c) 2002-2007, Jouni Malinen <j@w1.fi>
   4  * Copyright (c) 2007-2008 Intel Corporation
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License version 2 as
   8  * published by the Free Software Foundation.
   9  *
  10  * Alternatively, this software may be distributed under the terms of BSD
  11  * license.
  12  *
  13  * See README and COPYING for more details.
  14  */
  15
  16 #ifndef IEEE802_11_DEFS_H
  17 #define IEEE802_11_DEFS_H
  18
  19 /* IEEE 802.11 defines */
  20
  21 #define WLAN_FC_PVER            0x0003
  22 #define WLAN_FC_TODS            0x0100
  23 #define WLAN_FC_FROMDS          0x0200
  24 #define WLAN_FC_MOREFRAG        0x0400
  25 #define WLAN_FC_RETRY           0x0800
  26 #define WLAN_FC_PWRMGT          0x1000
  27 #define WLAN_FC_MOREDATA        0x2000
  28 #define WLAN_FC_ISWEP           0x4000
  29 #define WLAN_FC_ORDER           0x8000
  30
  31 #define WLAN_FC_GET_TYPE(fc)    (((fc) & 0x000c) >> 2)
  32 #define WLAN_FC_GET_STYPE(fc)   (((fc) & 0x00f0) >> 4)
  33
  34 #define WLAN_GET_SEQ_FRAG(seq) ((seq) & (BIT(3) | BIT(2) | BIT(1) | BIT(0)))
  35 #define WLAN_GET_SEQ_SEQ(seq) \
  36         (((seq) & (~(BIT(3) | BIT(2) | BIT(1) | BIT(0)))) >> 4)
  37
  38 #define WLAN_FC_TYPE_MGMT               0
  39 #define WLAN_FC_TYPE_CTRL               1
  40 #define WLAN_FC_TYPE_DATA               2
  41
  42 /* management */
  43 #define WLAN_FC_STYPE_ASSOC_REQ         0
  44 #define WLAN_FC_STYPE_ASSOC_RESP        1
  45 #define WLAN_FC_STYPE_REASSOC_REQ       2
  46 #define WLAN_FC_STYPE_REASSOC_RESP      3
  47 #define WLAN_FC_STYPE_PROBE_REQ         4
  48 #define WLAN_FC_STYPE_PROBE_RESP        5
  49 #define WLAN_FC_STYPE_BEACON            8
  50 #define WLAN_FC_STYPE_ATIM              9
  51 #define WLAN_FC_STYPE_DISASSOC          10
  52 #define WLAN_FC_STYPE_AUTH              11
  53 #define WLAN_FC_STYPE_DEAUTH            12
  54 #define WLAN_FC_STYPE_ACTION            13
  55
  56 /* control */
  57 #define WLAN_FC_STYPE_PSPOLL            10
  58 #define WLAN_FC_STYPE_RTS               11
  59 #define WLAN_FC_STYPE_CTS               12
  60 #define WLAN_FC_STYPE_ACK               13
  61 #define WLAN_FC_STYPE_CFEND             14
  62 #define WLAN_FC_STYPE_CFENDACK          15
  63
  64 /* data */
  65 #define WLAN_FC_STYPE_DATA              0
  66 #define WLAN_FC_STYPE_DATA_CFACK        1
  67 #define WLAN_FC_STYPE_DATA_CFPOLL       2
  68 #define WLAN_FC_STYPE_DATA_CFACKPOLL    3
  69 #define WLAN_FC_STYPE_NULLFUNC          4
  70 #define WLAN_FC_STYPE_CFACK             5
  71 #define WLAN_FC_STYPE_CFPOLL            6
  72 #define WLAN_FC_STYPE_CFACKPOLL         7
  73 #define WLAN_FC_STYPE_QOS_DATA          8
  74
  75 /* Authentication algorithms */
  76 #define WLAN_AUTH_OPEN                  0
  77 #define WLAN_AUTH_SHARED_KEY            1
  78 #define WLAN_AUTH_FT                    2
  79 #define WLAN_AUTH_LEAP                  128
  80
  81 #define WLAN_AUTH_CHALLENGE_LEN 128
  82
  83 #define WLAN_CAPABILITY_ESS BIT(0)
  84 #define WLAN_CAPABILITY_IBSS BIT(1)
  85 #define WLAN_CAPABILITY_CF_POLLABLE BIT(2)
  86 #define WLAN_CAPABILITY_CF_POLL_REQUEST BIT(3)
  87 #define WLAN_CAPABILITY_PRIVACY BIT(4)
  88 #define WLAN_CAPABILITY_SHORT_PREAMBLE BIT(5)
  89 #define WLAN_CAPABILITY_PBCC BIT(6)
  90 #define WLAN_CAPABILITY_CHANNEL_AGILITY BIT(7)
  91 #define WLAN_CAPABILITY_SPECTRUM_MGMT BIT(8)
  92 #define WLAN_CAPABILITY_SHORT_SLOT_TIME BIT(10)
  93 #define WLAN_CAPABILITY_DSSS_OFDM BIT(13)
  94
  95 /* Status codes (IEEE 802.11-2007, 7.3.1.9, Table 7-23) */
  96 #define WLAN_STATUS_SUCCESS 0
  97 #define WLAN_STATUS_UNSPECIFIED_FAILURE 1
  98 #define WLAN_STATUS_CAPS_UNSUPPORTED 10
  99 #define WLAN_STATUS_REASSOC_NO_ASSOC 11
 100 #define WLAN_STATUS_ASSOC_DENIED_UNSPEC 12
 101 #define WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG 13
 102 #define WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION 14
 103 #define WLAN_STATUS_CHALLENGE_FAIL 15
 104 #define WLAN_STATUS_AUTH_TIMEOUT 16
 105 #define WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA 17
 106 #define WLAN_STATUS_ASSOC_DENIED_RATES 18
 107 /* IEEE 802.11b */
 108 #define WLAN_STATUS_ASSOC_DENIED_NOSHORT 19
 109 #define WLAN_STATUS_ASSOC_DENIED_NOPBCC 20
 110 #define WLAN_STATUS_ASSOC_DENIED_NOAGILITY 21
 111 /* IEEE 802.11h */
 112 #define WLAN_STATUS_SPEC_MGMT_REQUIRED 22
 113 #define WLAN_STATUS_PWR_CAPABILITY_NOT_VALID 23
 114 #define WLAN_STATUS_SUPPORTED_CHANNEL_NOT_VALID 24
 115 /* IEEE 802.11g */
 116 #define WLAN_STATUS_ASSOC_DENIED_NO_SHORT_SLOT_TIME 25
 117 #define WLAN_STATUS_ASSOC_DENIED_NO_ER_PBCC 26
 118 #define WLAN_STATUS_ASSOC_DENIED_NO_DSSS_OFDM 27
 119 #define WLAN_STATUS_R0KH_UNREACHABLE 28
 120 /* IEEE 802.11w */
 121 #define WLAN_STATUS_ASSOC_REJECTED_TEMPORARILY 30
 122 #define WLAN_STATUS_ROBUST_MGMT_FRAME_POLICY_VIOLATION 31
 123 #define WLAN_STATUS_UNSPECIFIED_QOS_FAILURE 32
 124 #define WLAN_STATUS_REQUEST_DECLINED 37
 125 #define WLAN_STATUS_INVALID_PARAMETERS 38
 126 /* IEEE 802.11i */
 127 #define WLAN_STATUS_INVALID_IE 40
 128 #define WLAN_STATUS_GROUP_CIPHER_NOT_VALID 41
 129 #define WLAN_STATUS_PAIRWISE_CIPHER_NOT_VALID 42
 130 #define WLAN_STATUS_AKMP_NOT_VALID 43
 131 #define WLAN_STATUS_UNSUPPORTED_RSN_IE_VERSION 44
 132 #define WLAN_STATUS_INVALID_RSN_IE_CAPAB 45
 133 #define WLAN_STATUS_CIPHER_REJECTED_PER_POLICY 46
 134 #define WLAN_STATUS_TS_NOT_CREATED 47
 135 #define WLAN_STATUS_DIRECT_LINK_NOT_ALLOWED 48
 136 #define WLAN_STATUS_DEST_STA_NOT_PRESENT 49
 137 #define WLAN_STATUS_DEST_STA_NOT_QOS_STA 50
 138 #define WLAN_STATUS_ASSOC_DENIED_LISTEN_INT_TOO_LARGE 51
 139 /* IEEE 802.11r */
 140 #define WLAN_STATUS_INVALID_FT_ACTION_FRAME_COUNT 52
 141 #define WLAN_STATUS_INVALID_PMKID 53
 142 #define WLAN_STATUS_INVALID_MDIE 54
 143 #define WLAN_STATUS_INVALID_FTIE 55
 144
 145 /* Reason codes (IEEE 802.11-2007, 7.3.1.7, Table 7-22) */
 146 #define WLAN_REASON_UNSPECIFIED 1
 147 #define WLAN_REASON_PREV_AUTH_NOT_VALID 2
 148 #define WLAN_REASON_DEAUTH_LEAVING 3
 149 #define WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY 4
 150 #define WLAN_REASON_DISASSOC_AP_BUSY 5
 151 #define WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA 6
 152 #define WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA 7
 153 #define WLAN_REASON_DISASSOC_STA_HAS_LEFT 8
 154 #define WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH 9
 155 /* IEEE 802.11h */
 156 #define WLAN_REASON_PWR_CAPABILITY_NOT_VALID 10
 157 #define WLAN_REASON_SUPPORTED_CHANNEL_NOT_VALID 11
 158 /* IEEE 802.11i */
 159 #define WLAN_REASON_INVALID_IE 13
 160 #define WLAN_REASON_MICHAEL_MIC_FAILURE 14
 161 #define WLAN_REASON_4WAY_HANDSHAKE_TIMEOUT 15
 162 #define WLAN_REASON_GROUP_KEY_UPDATE_TIMEOUT 16
 163 #define WLAN_REASON_IE_IN_4WAY_DIFFERS 17
 164 #define WLAN_REASON_GROUP_CIPHER_NOT_VALID 18
 165 #define WLAN_REASON_PAIRWISE_CIPHER_NOT_VALID 19
 166 #define WLAN_REASON_AKMP_NOT_VALID 20
 167 #define WLAN_REASON_UNSUPPORTED_RSN_IE_VERSION 21
 168 #define WLAN_REASON_INVALID_RSN_IE_CAPAB 22
 169 #define WLAN_REASON_IEEE_802_1X_AUTH_FAILED 23
 170 #define WLAN_REASON_CIPHER_SUITE_REJECTED 24
 171
 172
 173 /* Information Element IDs */
 174 #define WLAN_EID_SSID 0
 175 #define WLAN_EID_SUPP_RATES 1
 176 #define WLAN_EID_FH_PARAMS 2
 177 #define WLAN_EID_DS_PARAMS 3
 178 #define WLAN_EID_CF_PARAMS 4
 179 #define WLAN_EID_TIM 5
 180 #define WLAN_EID_IBSS_PARAMS 6
 181 #define WLAN_EID_COUNTRY 7
 182 #define WLAN_EID_CHALLENGE 16
 183 /* EIDs defined by IEEE 802.11h - START */
 184 #define WLAN_EID_PWR_CONSTRAINT 32
 185 #define WLAN_EID_PWR_CAPABILITY 33
 186 #define WLAN_EID_TPC_REQUEST 34
 187 #define WLAN_EID_TPC_REPORT 35
 188 #define WLAN_EID_SUPPORTED_CHANNELS 36
 189 #define WLAN_EID_CHANNEL_SWITCH 37
 190 #define WLAN_EID_MEASURE_REQUEST 38
 191 #define WLAN_EID_MEASURE_REPORT 39
 192 #define WLAN_EID_QUITE 40
 193 #define WLAN_EID_IBSS_DFS 41
 194 /* EIDs defined by IEEE 802.11h - END */
 195 #define WLAN_EID_ERP_INFO 42
 196 #define WLAN_EID_HT_CAP 45
 197 #define WLAN_EID_RSN 48
 198 #define WLAN_EID_EXT_SUPP_RATES 50
 199 #define WLAN_EID_MOBILITY_DOMAIN 54
 200 #define WLAN_EID_FAST_BSS_TRANSITION 55
 201 #define WLAN_EID_TIMEOUT_INTERVAL 56
 202 #define WLAN_EID_RIC_DATA 57
 203 #define WLAN_EID_HT_OPERATION 61
 204 #define WLAN_EID_SECONDARY_CHANNEL_OFFSET 62
 205 #define WLAN_EID_20_40_BSS_COEXISTENCE 72
 206 #define WLAN_EID_20_40_BSS_INTOLERANT 73
 207 #define WLAN_EID_OVERLAPPING_BSS_SCAN_PARAMS 74
 208 #define WLAN_EID_MMIE 76
 209 #define WLAN_EID_VENDOR_SPECIFIC 221
 210
 211
 212 /* Action frame categories (IEEE 802.11-2007, 7.3.1.11, Table 7-24) */
 213 #define WLAN_ACTION_SPECTRUM_MGMT 0
 214 #define WLAN_ACTION_QOS 1
 215 #define WLAN_ACTION_DLS 2
 216 #define WLAN_ACTION_BLOCK_ACK 3
 217 #define WLAN_ACTION_RADIO_MEASUREMENT 5
 218 #define WLAN_ACTION_FT 6
 219 #define WLAN_ACTION_SA_QUERY 8
 220 #define WLAN_ACTION_WMM 17 /* WMM Specification 1.1 */
 221
 222 /* SA Query Action frame (IEEE 802.11w/D8.0, 7.4.9) */
 223 #define WLAN_SA_QUERY_REQUEST 0
 224 #define WLAN_SA_QUERY_RESPONSE 1
 225
 226 #define WLAN_SA_QUERY_TR_ID_LEN 2
 227
 228 /* Timeout Interval Type */
 229 #define WLAN_TIMEOUT_REASSOC_DEADLINE 1
 230 #define WLAN_TIMEOUT_KEY_LIFETIME 2
 231 #define WLAN_TIMEOUT_ASSOC_COMEBACK 3
 232
 233
 234 #ifdef _MSC_VER
 235 #pragma pack(push, 1)
 236 #endif /* _MSC_VER */
 237
 238 struct ieee80211_mgmt {
 239         le16 frame_control;
 240         le16 duration;
 241         u8 da[6];
 242         u8 sa[6];
 243         u8 bssid[6];
 244         le16 seq_ctrl;
 245         union {
 246                 struct {
 247                         le16 auth_alg;
 248                         le16 auth_transaction;
 249                         le16 status_code;
 250                         /* possibly followed by Challenge text */
 251                         u8 variable[0];
 252                 } STRUCT_PACKED auth;
 253                 struct {
 254                         le16 reason_code;
 255                 } STRUCT_PACKED deauth;
 256                 struct {
 257                         le16 capab_info;
 258                         le16 listen_interval;
 259                         /* followed by SSID and Supported rates */
 260                         u8 variable[0];
 261                 } STRUCT_PACKED assoc_req;
 262                 struct {
 263                         le16 capab_info;
 264                         le16 status_code;
 265                         le16 aid;
 266                         /* followed by Supported rates */
 267                         u8 variable[0];
 268                 } STRUCT_PACKED assoc_resp, reassoc_resp;
 269                 struct {
 270                         le16 capab_info;
 271                         le16 listen_interval;
 272                         u8 current_ap[6];
 273                         /* followed by SSID and Supported rates */
 274                         u8 variable[0];
 275                 } STRUCT_PACKED reassoc_req;
 276                 struct {
 277                         le16 reason_code;
 278                 } STRUCT_PACKED disassoc;
 279                 struct {
 280                         u8 timestamp[8];
 281                         le16 beacon_int;
 282                         le16 capab_info;
 283                         /* followed by some of SSID, Supported rates,
 284                          * FH Params, DS Params, CF Params, IBSS Params, TIM */
 285                         u8 variable[0];
 286                 } STRUCT_PACKED beacon;
 287                 struct {
 288                         /* only variable items: SSID, Supported rates */
 289                         u8 variable[0];
 290                 } STRUCT_PACKED probe_req;
 291                 struct {
 292                         u8 timestamp[8];
 293                         le16 beacon_int;
 294                         le16 capab_info;
 295                         /* followed by some of SSID, Supported rates,
 296                          * FH Params, DS Params, CF Params, IBSS Params */
 297                         u8 variable[0];
 298                 } STRUCT_PACKED probe_resp;
 299                 struct {
 300                         u8 category;
 301                         union {
 302                                 struct {
 303                                         u8 action_code;
 304                                         u8 dialog_token;
 305                                         u8 status_code;
 306                                         u8 variable[0];
 307                                 } STRUCT_PACKED wmm_action;
 308                                 struct{
 309                                         u8 action_code;
 310                                         u8 element_id;
 311                                         u8 length;
 312                                         u8 switch_mode;
 313                                         u8 new_chan;
 314                                         u8 switch_count;
 315                                 } STRUCT_PACKED chan_switch;
 316                                 struct {
 317                                         u8 action;
 318                                         u8 sta_addr[ETH_ALEN];
 319                                         u8 target_ap_addr[ETH_ALEN];
 320                                         u8 variable[0]; /* FT Request */
 321                                 } STRUCT_PACKED ft_action_req;
 322                                 struct {
 323                                         u8 action;
 324                                         u8 sta_addr[ETH_ALEN];
 325                                         u8 target_ap_addr[ETH_ALEN];
 326                                         le16 status_code;
 327                                         u8 variable[0]; /* FT Request */
 328                                 } STRUCT_PACKED ft_action_resp;
 329                                 struct {
 330                                         u8 action;
 331                                         u8 trans_id[WLAN_SA_QUERY_TR_ID_LEN];
 332                                 } STRUCT_PACKED sa_query_req;
 333                                 struct {
 334                                         u8 action; /* */
 335                                         u8 trans_id[WLAN_SA_QUERY_TR_ID_LEN];
 336                                 } STRUCT_PACKED sa_query_resp;
 337                         } u;
 338                 } STRUCT_PACKED action;
 339         } u;
 340 } STRUCT_PACKED;
 341
 342 #ifdef _MSC_VER
 343 #pragma pack(pop)
 344 #endif /* _MSC_VER */
 345
 346 #define ERP_INFO_NON_ERP_PRESENT BIT(0)
 347 #define ERP_INFO_USE_PROTECTION BIT(1)
 348 #define ERP_INFO_BARKER_PREAMBLE_MODE BIT(2)
 349
 350
 351 /* HT Capability element */
 352
 353 enum {
 354         MAX_RX_AMPDU_FACTOR_8KB = 0,
 355         MAX_RX_AMPDU_FACTOR_16KB,
 356         MAX_RX_AMPDU_FACTOR_32KB,
 357         MAX_RX_AMPDU_FACTOR_64KB
 358 };
 359
 360 enum {
 361         CALIBRATION_NOT_SUPPORTED = 0,
 362         CALIBRATION_CANNOT_INIT,
 363         CALIBRATION_CAN_INIT,
 364         CALIBRATION_FULL_SUPPORT
 365 };
 366
 367 enum {
 368         MCS_FEEDBACK_NOT_PROVIDED = 0,
 369         MCS_FEEDBACK_UNSOLICITED,
 370         MCS_FEEDBACK_MRQ_RESPONSE
 371 };
 372
 373
 374 struct ieee80211_ht_capability {
 375         le16 capabilities_info;
 376         u8 mac_ht_params_info;
 377         u8 supported_mcs_set[16];
 378         le16 extended_ht_capability_info;
 379         le32 tx_BF_capability_info;
 380         u8 antenna_selection_info;
 381 } STRUCT_PACKED;
 382
 383
 384 struct ieee80211_ht_operation {
 385         u8 control_chan;
 386         u8 ht_param;
 387         le16 operation_mode;
 388         le16 stbc_param;
 389         u8 basic_set[16];
 390 } STRUCT_PACKED;
 391
 392 /* auxiliary bit manipulation macros FIXME: move it to common later... */
 393 #define SET_2BIT_U8(_ptr_, _shift_, _val_)                              \
 394         ((*(_ptr_) &= ~(3 << (_shift_))),                               \
 395          (*(_ptr_) |= (*(_ptr_) & (((u8)3) << (_shift_))) |             \
 396                       (((u8)(_val_) & 3) << _shift_)))
 397
 398 #define GET_2BIT_U8(_var_, _shift_)     \
 399         (((_var_) & (((u8)3) << (_shift_))) >> (_shift_))
 400
 401 #define SET_2BIT_LE16(_u16ptr_, _shift_, _val_)                         \
 402         ((*(_u16ptr_) &= ~(3 << (_shift_))),                            \
 403          (*(_u16ptr_) |=                                                \
 404                 (((*(_u16ptr_)) & (((u16)3) << ((u16)_shift_))) |       \
 405                 (((u16)(_val_) & (u16)3) << (u16)(_shift_)))))
 406
 407 #define GET_2BIT_LE16(_var_, _shift_)   \
 408         (((_var_) & (((u16)3) << (_shift_))) >> (_shift_))
 409
 410 #define SET_2BIT_LE32(_u32ptr_, _shift_, _val_)                         \
 411         ((*(_u32ptr_) &= ~(3 << (_shift_))),                            \
 412          (*(_u32ptr_) |= (((*(_u32ptr_)) & (((u32)3) << (_shift_))) |   \
 413                         (((u32)(_val_) & 3) << _shift_))))
 414
 415 #define GET_2BIT_LE32(_var_, _shift_)   \
 416         (((_var_) & (((u32)3) << (_shift_))) >> (_shift_))
 417
 418 #define SET_3BIT_LE16(_u16ptr_, _shift_, _val_)                         \
 419         ((*(_u16ptr_) &= ~(7 << (_shift_))),                            \
 420         (*(_u16ptr_) |= (((*(_u16ptr_)) & (((u16)7) << (_shift_))) |    \
 421                         (((u16)(_val_) & 7) << _shift_))))
 422
 423 #define GET_3BIT_LE16(_var_, _shift_)   \
 424         (((_var_) & (((u16)7) << (_shift_))) >> (_shift_))
 425
 426 #define SET_3BIT_LE32(_u32ptr_, _shift_, _val_)                         \
 427         ((*(_u32ptr_) &= ~(7 << (_shift_))),                            \
 428          (*(_u32ptr_) |= (((*(_u32ptr_)) & (((u32)7) << (_shift_))) |   \
 429                         (((u32)(_val_) & 7) << _shift_))))
 430
 431 #define GET_3BIT_LE32(_var_, _shift_)   \
 432         (((_var_) & (((u32)7) << (_shift_))) >> (_shift_))
 433
 434
 435 #define HT_CAP_INFO_LDPC_CODING_CAP             ((u16) BIT(0))
 436 #define HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET      ((u16) BIT(1))
 437 #define HT_CAP_INFO_SMPS_MASK                   ((u16) (BIT(2) | BIT(3)))
 438 #define HT_CAP_INFO_SMPS_STATIC                 ((u16) 0)
 439 #define HT_CAP_INFO_SMPS_DYNAMIC                ((u16) BIT(2))
 440 #define HT_CAP_INFO_SMPS_DISABLED               ((u16) (BIT(2) | BIT(3)))
 441 #define HT_CAP_INFO_GREEN_FIELD                 ((u16) BIT(4))
 442 #define HT_CAP_INFO_SHORT_GI20MHZ               ((u16) BIT(5))
 443 #define HT_CAP_INFO_SHORT_GI40MHZ               ((u16) BIT(6))
 444 #define HT_CAP_INFO_TX_STBC                     ((u16) BIT(7))
 445 #define HT_CAP_INFO_RX_STBC_MASK                ((u16) (BIT(8) | BIT(9)))
 446 #define HT_CAP_INFO_RX_STBC_1                   ((u16) BIT(8))
 447 #define HT_CAP_INFO_RX_STBC_12                  ((u16) BIT(9))
 448 #define HT_CAP_INFO_RX_STBC_123                 ((u16) (BIT(8) | BIT(9)))
 449 #define HT_CAP_INFO_DELAYED_BA                  ((u16) BIT(10))
 450 #define HT_CAP_INFO_MAX_AMSDU_SIZE              ((u16) BIT(11))
 451 #define HT_CAP_INFO_DSSS_CCK40MHZ               ((u16) BIT(12))
 452 #define HT_CAP_INFO_PSMP_SUPP                   ((u16) BIT(13))
 453 #define HT_CAP_INFO_40MHZ_INTOLERANT            ((u16) BIT(14))
 454 #define HT_CAP_INFO_LSIG_TXOP_PROTECT_SUPPORT   ((u16) BIT(15))
 455
 456
 457 #define MAC_HT_PARAM_INFO_MAX_RX_AMPDU_FACTOR_OFFSET    0
 458 #define MAC_HT_PARAM_INFO_MAX_MPDU_DENSITY_OFFSET       2
 459
 460 #define EXT_HT_CAP_INFO_PCO                     ((u16) BIT(0))
 461 #define EXT_HT_CAP_INFO_TRANS_TIME_OFFSET       1
 462 #define EXT_HT_CAP_INFO_MCS_FEEDBACK_OFFSET     8
 463 #define EXT_HT_CAP_INFO_HTC_SUPPORTED           ((u16) BIT(10))
 464 #define EXT_HT_CAP_INFO_RD_RESPONDER            ((u16) BIT(11))
 465
 466
 467 #define TX_BEAMFORM_CAP_TXBF_CAP ((u32) BIT(0))
 468 #define TX_BEAMFORM_CAP_RX_STAGGERED_SOUNDING_CAP ((u32) BIT(1))
 469 #define TX_BEAMFORM_CAP_TX_STAGGERED_SOUNDING_CAP ((u32) BIT(2))
 470 #define TX_BEAMFORM_CAP_RX_ZLF_CAP ((u32) BIT(3))
 471 #define TX_BEAMFORM_CAP_TX_ZLF_CAP ((u32) BIT(4))
 472 #define TX_BEAMFORM_CAP_IMPLICIT_ZLF_CAP ((u32) BIT(5))
 473 #define TX_BEAMFORM_CAP_CALIB_OFFSET 6
 474 #define TX_BEAMFORM_CAP_EXPLICIT_CSI_TXBF_CAP ((u32) BIT(8))
 475 #define TX_BEAMFORM_CAP_EXPLICIT_UNCOMPR_STEERING_MATRIX_CAP ((u32) BIT(9))
 476 #define TX_BEAMFORM_CAP_EXPLICIT_BF_CSI_FEEDBACK_CAP ((u32) BIT(10))
 477 #define TX_BEAMFORM_CAP_EXPLICIT_BF_CSI_FEEDBACK_OFFSET 11
 478 #define TX_BEAMFORM_CAP_EXPLICIT_UNCOMPR_STEERING_MATRIX_FEEDBACK_OFFSET 13
 479 #define TX_BEAMFORM_CAP_EXPLICIT_COMPRESSED_STEERING_MATRIX_FEEDBACK_OFFSET 15
 480 #define TX_BEAMFORM_CAP_MINIMAL_GROUPING_OFFSET 17
 481 #define TX_BEAMFORM_CAP_CSI_NUM_BEAMFORMER_ANT_OFFSET 19
 482 #define TX_BEAMFORM_CAP_UNCOMPRESSED_STEERING_MATRIX_BEAMFORMER_ANT_OFFSET 21
 483 #define TX_BEAMFORM_CAP_COMPRESSED_STEERING_MATRIX_BEAMFORMER_ANT_OFFSET 23
 484 #define TX_BEAMFORM_CAP_SCI_MAX_OF_ROWS_BEANFORMER_SUPPORTED_OFFSET 25
 485
 486
 487 #define ASEL_CAPABILITY_ASEL_CAPABLE ((u8) BIT(0))
 488 #define ASEL_CAPABILITY_EXPLICIT_CSI_FEEDBACK_BASED_TX_AS_CAP ((u8) BIT(1))
 489 #define ASEL_CAPABILITY_ANT_INDICES_FEEDBACK_BASED_TX_AS_CAP ((u8) BIT(2))
 490 #define ASEL_CAPABILITY_EXPLICIT_CSI_FEEDBACK_CAP ((u8) BIT(3))
 491 #define ASEL_CAPABILITY_ANT_INDICES_FEEDBACK_CAP ((u8) BIT(4))
 492 #define ASEL_CAPABILITY_RX_AS_CAP ((u8) BIT(5))
 493 #define ASEL_CAPABILITY_TX_SOUND_PPDUS_CAP ((u8) BIT(6))
 494
 495
 496 struct ht_cap_ie {
 497         u8 id;
 498         u8 length;
 499         struct ieee80211_ht_capability data;
 500 } STRUCT_PACKED;
 501
 502
 503 #define REC_TRANS_CHNL_WIDTH_20     0
 504 #define REC_TRANS_CHNL_WIDTH_ANY    1
 505
 506 #define OP_MODE_PURE                    0
 507 #define OP_MODE_MAY_BE_LEGACY_STAS      1
 508 #define OP_MODE_20MHZ_HT_STA_ASSOCED    2
 509 #define OP_MODE_MIXED                   3
 510
 511 #define HT_INFO_HT_PARAM_SECONDARY_CHNL_OFF_MASK        ((u8) BIT(0) | BIT(1))
 512 #define HT_INFO_HT_PARAM_SECONDARY_CHNL_ABOVE           ((u8) BIT(0))
 513 #define HT_INFO_HT_PARAM_SECONDARY_CHNL_BELOW           ((u8) BIT(0) | BIT(1))
 514 #define HT_INFO_HT_PARAM_REC_TRANS_CHNL_WIDTH           ((u8) BIT(2))
 515 #define HT_INFO_HT_PARAM_RIFS_MODE                      ((u8) BIT(3))
 516 #define HT_INFO_HT_PARAM_CTRL_ACCESS_ONLY               ((u8) BIT(4))
 517 #define HT_INFO_HT_PARAM_SRV_INTERVAL_GRANULARITY       ((u8) BIT(5))
 518
 519 #define HT_INFO_OPERATION_MODE_OP_MODE_MASK     \
 520                 ((le16) (0x0001 | 0x0002))
 521 #define HT_INFO_OPERATION_MODE_OP_MODE_OFFSET           0
 522 #define HT_INFO_OPERATION_MODE_NON_GF_DEVS_PRESENT      ((u8) BIT(2))
 523 #define HT_INFO_OPERATION_MODE_TRANSMIT_BURST_LIMIT     ((u8) BIT(3))
 524 #define HT_INFO_OPERATION_MODE_NON_HT_STA_PRESENT       ((u8) BIT(4))
 525
 526 #define HT_INFO_STBC_PARAM_DUAL_BEACON                  ((u16) BIT(6))
 527 #define HT_INFO_STBC_PARAM_DUAL_STBC_PROTECT            ((u16) BIT(7))
 528 #define HT_INFO_STBC_PARAM_SECONDARY_BCN                ((u16) BIT(8))
 529 #define HT_INFO_STBC_PARAM_LSIG_TXOP_PROTECT_ALLOWED    ((u16) BIT(9))
 530 #define HT_INFO_STBC_PARAM_PCO_ACTIVE                   ((u16) BIT(10))
 531 #define HT_INFO_STBC_PARAM_PCO_PHASE                    ((u16) BIT(11))
 532
 533
 534 /* Secondary channel offset element */
 535 #define SECONDARY_CHANNEL_OFFSET_NONE   0
 536 #define SECONDARY_CHANNEL_OFFSET_ABOVE  1
 537 #define SECONDARY_CHANNEL_OFFSET_BELOW  3
 538 struct secondary_channel_offset_ie {
 539         u8 id;
 540         u8 length;
 541         u8 secondary_offset_offset;
 542 } STRUCT_PACKED;
 543
 544
 545 /* body of Recommended Transmit Channel Width action frame */
 546 #define CHANNEL_WIDTH_20        0
 547 #define CHANNEL_WIDTH_ANY       1
 548 struct recommended_tx_channel_width_action {
 549         u8 category;
 550         u8 action;
 551         u8 channel_width;
 552 } STRUCT_PACKED;
 553
 554 /* body of MIMO Power Save action frame */
 555 #define PWR_SAVE_MODE_STATIC    0
 556 #define PWR_SAVE_MODE_DYNAMIC   1
 557 struct mimo_pwr_save_action {
 558         u8 category;
 559         u8 action;
 560         u8 enable;
 561         u8 mode;
 562 } STRUCT_PACKED;
 563
 564
 565 #define OUI_MICROSOFT 0x0050f2 /* Microsoft (also used in Wi-Fi specs)
 566                                 * 00:50:F2 */
 567
 568 #define WMM_OUI_TYPE 2
 569 #define WMM_OUI_SUBTYPE_INFORMATION_ELEMENT 0
 570 #define WMM_OUI_SUBTYPE_PARAMETER_ELEMENT 1
 571 #define WMM_OUI_SUBTYPE_TSPEC_ELEMENT 2
 572 #define WMM_VERSION 1
 573
 574 #define WMM_ACTION_CODE_ADDTS_REQ 0
 575 #define WMM_ACTION_CODE_ADDTS_RESP 1
 576 #define WMM_ACTION_CODE_DELTS 2
 577
 578 #define WMM_ADDTS_STATUS_ADMISSION_ACCEPTED 0
 579 #define WMM_ADDTS_STATUS_INVALID_PARAMETERS 1
 580 /* 2 - Reserved */
 581 #define WMM_ADDTS_STATUS_REFUSED 3
 582 /* 4-255 - Reserved */
 583
 584 /* WMM TSPEC Direction Field Values */
 585 #define WMM_TSPEC_DIRECTION_UPLINK 0
 586 #define WMM_TSPEC_DIRECTION_DOWNLINK 1
 587 /* 2 - Reserved */
 588 #define WMM_TSPEC_DIRECTION_BI_DIRECTIONAL 3
 589
 590 /*
 591  * WMM Information Element (used in (Re)Association Request frames; may also be
 592  * used in Beacon frames)
 593  */
 594 struct wmm_information_element {
 595         /* Element ID: 221 (0xdd); Length: 7 */
 596         /* required fields for WMM version 1 */
 597         u8 oui[3]; /* 00:50:f2 */
 598         u8 oui_type; /* 2 */
 599         u8 oui_subtype; /* 0 */
 600         u8 version; /* 1 for WMM version 1.0 */
 601         u8 qos_info; /* AP/STA specific QoS info */
 602
 603 } STRUCT_PACKED;
 604
 605 #define WMM_AC_AIFSN_MASK 0x0f
 606 #define WMM_AC_AIFNS_SHIFT 0
 607 #define WMM_AC_ACM 0x10
 608 #define WMM_AC_ACI_MASK 0x60
 609 #define WMM_AC_ACI_SHIFT 5
 610
 611 #define WMM_AC_ECWMIN_MASK 0x0f
 612 #define WMM_AC_ECWMIN_SHIFT 0
 613 #define WMM_AC_ECWMAX_MASK 0xf0
 614 #define WMM_AC_ECWMAX_SHIFT 4
 615
 616 struct wmm_ac_parameter {
 617         u8 aci_aifsn; /* AIFSN, ACM, ACI */
 618         u8 cw; /* ECWmin, ECWmax (CW = 2^ECW - 1) */
 619         le16 txop_limit;
 620 }  STRUCT_PACKED;
 621
 622 /*
 623  * WMM Parameter Element (used in Beacon, Probe Response, and (Re)Association
 624  * Response frmaes)
 625  */
 626 struct wmm_parameter_element {
 627         /* Element ID: 221 (0xdd); Length: 24 */
 628         /* required fields for WMM version 1 */
 629         u8 oui[3]; /* 00:50:f2 */
 630         u8 oui_type; /* 2 */
 631         u8 oui_subtype; /* 1 */
 632         u8 version; /* 1 for WMM version 1.0 */
 633         u8 qos_info; /* AP/STA specif QoS info */
 634         u8 reserved; /* 0 */
 635         struct wmm_ac_parameter ac[4]; /* AC_BE, AC_BK, AC_VI, AC_VO */
 636
 637 } STRUCT_PACKED;
 638
 639 /* WMM TSPEC Element */
 640 struct wmm_tspec_element {
 641         u8 eid; /* 221 = 0xdd */
 642         u8 length; /* 6 + 55 = 61 */
 643         u8 oui[3]; /* 00:50:f2 */
 644         u8 oui_type; /* 2 */
 645         u8 oui_subtype; /* 2 */
 646         u8 version; /* 1 */
 647         /* WMM TSPEC body (55 octets): */
 648         u8 ts_info[3];
 649         le16 nominal_msdu_size;
 650         le16 maximum_msdu_size;
 651         le32 minimum_service_interval;
 652         le32 maximum_service_interval;
 653         le32 inactivity_interval;
 654         le32 suspension_interval;
 655         le32 service_start_time;
 656         le32 minimum_data_rate;
 657         le32 mean_data_rate;
 658         le32 peak_data_rate;
 659         le32 maximum_burst_size;
 660         le32 delay_bound;
 661         le32 minimum_phy_rate;
 662         le16 surplus_bandwidth_allowance;
 663         le16 medium_time;
 664 } STRUCT_PACKED;
 665
 666
 667 /* Access Categories / ACI to AC coding */
 668 enum {
 669         WMM_AC_BE = 0 /* Best Effort */,
 670         WMM_AC_BK = 1 /* Background */,
 671         WMM_AC_VI = 2 /* Video */,
 672         WMM_AC_VO = 3 /* Voice */
 673 };
 674
 675
 676 #define OUI_BROADCOM 0x00904c /* Broadcom (Epigram) */
 677
 678 #define VENDOR_HT_CAPAB_OUI_TYPE 0x33 /* 00-90-4c:0x33 */
 679
 680 #endif /* IEEE802_11_DEFS_H */