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  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License version 2 as
   7  * published by the Free Software Foundation.
   8  *
   9  * Alternatively, this software may be distributed under the terms of BSD
  10  * license.
  11  *
  12  * See README and COPYING for more details.
  13  */
  14
  15 #ifndef IEEE802_11_DEFS_H
  16 #define IEEE802_11_DEFS_H
  17
  18 /* IEEE 802.11 defines */
  19
  20 #define WLAN_FC_PVER            0x0003
  21 #define WLAN_FC_TODS            0x0100
  22 #define WLAN_FC_FROMDS          0x0200
  23 #define WLAN_FC_MOREFRAG        0x0400
  24 #define WLAN_FC_RETRY           0x0800
  25 #define WLAN_FC_PWRMGT          0x1000
  26 #define WLAN_FC_MOREDATA        0x2000
  27 #define WLAN_FC_ISWEP           0x4000
  28 #define WLAN_FC_ORDER           0x8000
  29
  30 #define WLAN_FC_GET_TYPE(fc)    (((fc) & 0x000c) >> 2)
  31 #define WLAN_FC_GET_STYPE(fc)   (((fc) & 0x00f0) >> 4)
  32
  33 #define WLAN_GET_SEQ_FRAG(seq) ((seq) & (BIT(3) | BIT(2) | BIT(1) | BIT(0)))
  34 #define WLAN_GET_SEQ_SEQ(seq) \
  35         (((seq) & (~(BIT(3) | BIT(2) | BIT(1) | BIT(0)))) >> 4)
  36
  37 #define WLAN_FC_TYPE_MGMT               0
  38 #define WLAN_FC_TYPE_CTRL               1
  39 #define WLAN_FC_TYPE_DATA               2
  40
  41 /* management */
  42 #define WLAN_FC_STYPE_ASSOC_REQ         0
  43 #define WLAN_FC_STYPE_ASSOC_RESP        1
  44 #define WLAN_FC_STYPE_REASSOC_REQ       2
  45 #define WLAN_FC_STYPE_REASSOC_RESP      3
  46 #define WLAN_FC_STYPE_PROBE_REQ         4
  47 #define WLAN_FC_STYPE_PROBE_RESP        5
  48 #define WLAN_FC_STYPE_BEACON            8
  49 #define WLAN_FC_STYPE_ATIM              9
  50 #define WLAN_FC_STYPE_DISASSOC          10
  51 #define WLAN_FC_STYPE_AUTH              11
  52 #define WLAN_FC_STYPE_DEAUTH            12
  53 #define WLAN_FC_STYPE_ACTION            13
  54
  55 /* control */
  56 #define WLAN_FC_STYPE_PSPOLL            10
  57 #define WLAN_FC_STYPE_RTS               11
  58 #define WLAN_FC_STYPE_CTS               12
  59 #define WLAN_FC_STYPE_ACK               13
  60 #define WLAN_FC_STYPE_CFEND             14
  61 #define WLAN_FC_STYPE_CFENDACK          15
  62
  63 /* data */
  64 #define WLAN_FC_STYPE_DATA              0
  65 #define WLAN_FC_STYPE_DATA_CFACK        1
  66 #define WLAN_FC_STYPE_DATA_CFPOLL       2
  67 #define WLAN_FC_STYPE_DATA_CFACKPOLL    3
  68 #define WLAN_FC_STYPE_NULLFUNC          4
  69 #define WLAN_FC_STYPE_CFACK             5
  70 #define WLAN_FC_STYPE_CFPOLL            6
  71 #define WLAN_FC_STYPE_CFACKPOLL         7
  72 #define WLAN_FC_STYPE_QOS_DATA          8
  73
  74 /* Authentication algorithms */
  75 #define WLAN_AUTH_OPEN                  0
  76 #define WLAN_AUTH_SHARED_KEY            1
  77 #define WLAN_AUTH_FT                    2
  78 #define WLAN_AUTH_LEAP                  128
  79
  80 #define WLAN_AUTH_CHALLENGE_LEN 128
  81
  82 #define WLAN_CAPABILITY_ESS BIT(0)
  83 #define WLAN_CAPABILITY_IBSS BIT(1)
  84 #define WLAN_CAPABILITY_CF_POLLABLE BIT(2)
  85 #define WLAN_CAPABILITY_CF_POLL_REQUEST BIT(3)
  86 #define WLAN_CAPABILITY_PRIVACY BIT(4)
  87 #define WLAN_CAPABILITY_SHORT_PREAMBLE BIT(5)
  88 #define WLAN_CAPABILITY_PBCC BIT(6)
  89 #define WLAN_CAPABILITY_CHANNEL_AGILITY BIT(7)
  90 #define WLAN_CAPABILITY_SPECTRUM_MGMT BIT(8)
  91 #define WLAN_CAPABILITY_SHORT_SLOT_TIME BIT(10)
  92 #define WLAN_CAPABILITY_DSSS_OFDM BIT(13)
  93
  94 /* Status codes */
  95 #define WLAN_STATUS_SUCCESS 0
  96 #define WLAN_STATUS_UNSPECIFIED_FAILURE 1
  97 #define WLAN_STATUS_CAPS_UNSUPPORTED 10
  98 #define WLAN_STATUS_REASSOC_NO_ASSOC 11
  99 #define WLAN_STATUS_ASSOC_DENIED_UNSPEC 12
 100 #define WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG 13
 101 #define WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION 14
 102 #define WLAN_STATUS_CHALLENGE_FAIL 15
 103 #define WLAN_STATUS_AUTH_TIMEOUT 16
 104 #define WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA 17
 105 #define WLAN_STATUS_ASSOC_DENIED_RATES 18
 106 /* IEEE 802.11b */
 107 #define WLAN_STATUS_ASSOC_DENIED_NOSHORT 19
 108 #define WLAN_STATUS_ASSOC_DENIED_NOPBCC 20
 109 #define WLAN_STATUS_ASSOC_DENIED_NOAGILITY 21
 110 /* IEEE 802.11h */
 111 #define WLAN_STATUS_SPEC_MGMT_REQUIRED 22
 112 #define WLAN_STATUS_PWR_CAPABILITY_NOT_VALID 23
 113 #define WLAN_STATUS_SUPPORTED_CHANNEL_NOT_VALID 24
 114 /* 802.11g */
 115 #define WLAN_STATUS_ASSOC_DENIED_NO_SHORT_SLOT_TIME 25
 116 #define WLAN_STATUS_ASSOC_DENIED_NO_ER_PBCC 26
 117 #define WLAN_STATUS_ASSOC_DENIED_NO_DSSS_OFDM 27
 118 /* IEEE 802.11i */
 119 #define WLAN_STATUS_INVALID_IE 40
 120 #define WLAN_STATUS_GROUP_CIPHER_NOT_VALID 41
 121 #define WLAN_STATUS_PAIRWISE_CIPHER_NOT_VALID 42
 122 #define WLAN_STATUS_AKMP_NOT_VALID 43
 123 #define WLAN_STATUS_UNSUPPORTED_RSN_IE_VERSION 44
 124 #define WLAN_STATUS_INVALID_RSN_IE_CAPAB 45
 125 #define WLAN_STATUS_CIPHER_REJECTED_PER_POLICY 46
 126 #define WLAN_STATUS_TS_NOT_CREATED 47
 127 #define WLAN_STATUS_DIRECT_LINK_NOT_ALLOWED 48
 128 #define WLAN_STATUS_DEST_STA_NOT_PRESENT 49
 129 #define WLAN_STATUS_DEST_STA_NOT_QOS_STA 50
 130 #define WLAN_STATUS_ASSOC_DENIED_LISTEN_INT_TOO_LARGE 51
 131 /* IEEE 802.11r */
 132 #define WLAN_STATUS_INVALID_FT_ACTION_FRAME_COUNT 52
 133 #define WLAN_STATUS_EXPECTED_RESOURCE_REQ_FT 53
 134 #define WLAN_STATUS_INVALID_PMKID 54
 135 #define WLAN_STATUS_INVALID_MDIE 55
 136 #define WLAN_STATUS_INVALID_FTIE 56
 137
 138 /* Reason codes */
 139 #define WLAN_REASON_UNSPECIFIED 1
 140 #define WLAN_REASON_PREV_AUTH_NOT_VALID 2
 141 #define WLAN_REASON_DEAUTH_LEAVING 3
 142 #define WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY 4
 143 #define WLAN_REASON_DISASSOC_AP_BUSY 5
 144 #define WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA 6
 145 #define WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA 7
 146 #define WLAN_REASON_DISASSOC_STA_HAS_LEFT 8
 147 #define WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH 9
 148 /* 802.11h */
 149 #define WLAN_REASON_PWR_CAPABILITY_NOT_VALID 10
 150 #define WLAN_REASON_SUPPORTED_CHANNEL_NOT_VALID 11
 151 /* IEEE 802.11i */
 152 #define WLAN_REASON_INVALID_IE 13
 153 #define WLAN_REASON_MICHAEL_MIC_FAILURE 14
 154 #define WLAN_REASON_4WAY_HANDSHAKE_TIMEOUT 15
 155 #define WLAN_REASON_GROUP_KEY_UPDATE_TIMEOUT 16
 156 #define WLAN_REASON_IE_IN_4WAY_DIFFERS 17
 157 #define WLAN_REASON_GROUP_CIPHER_NOT_VALID 18
 158 #define WLAN_REASON_PAIRWISE_CIPHER_NOT_VALID 19
 159 #define WLAN_REASON_AKMP_NOT_VALID 20
 160 #define WLAN_REASON_UNSUPPORTED_RSN_IE_VERSION 21
 161 #define WLAN_REASON_INVALID_RSN_IE_CAPAB 22
 162 #define WLAN_REASON_IEEE_802_1X_AUTH_FAILED 23
 163 #define WLAN_REASON_CIPHER_SUITE_REJECTED 24
 164
 165
 166 /* Information Element IDs */
 167 #define WLAN_EID_SSID 0
 168 #define WLAN_EID_SUPP_RATES 1
 169 #define WLAN_EID_FH_PARAMS 2
 170 #define WLAN_EID_DS_PARAMS 3
 171 #define WLAN_EID_CF_PARAMS 4
 172 #define WLAN_EID_TIM 5
 173 #define WLAN_EID_IBSS_PARAMS 6
 174 #define WLAN_EID_COUNTRY 7
 175 #define WLAN_EID_CHALLENGE 16
 176 /* EIDs defined by IEEE 802.11h - START */
 177 #define WLAN_EID_PWR_CONSTRAINT 32
 178 #define WLAN_EID_PWR_CAPABILITY 33
 179 #define WLAN_EID_TPC_REQUEST 34
 180 #define WLAN_EID_TPC_REPORT 35
 181 #define WLAN_EID_SUPPORTED_CHANNELS 36
 182 #define WLAN_EID_CHANNEL_SWITCH 37
 183 #define WLAN_EID_MEASURE_REQUEST 38
 184 #define WLAN_EID_MEASURE_REPORT 39
 185 #define WLAN_EID_QUITE 40
 186 #define WLAN_EID_IBSS_DFS 41
 187 /* EIDs defined by IEEE 802.11h - END */
 188 #define WLAN_EID_ERP_INFO 42
 189 #define WLAN_EID_HT_CAP 45
 190 #define WLAN_EID_RSN 48
 191 #define WLAN_EID_EXT_SUPP_RATES 50
 192 #define WLAN_EID_MOBILITY_DOMAIN 54
 193 #define WLAN_EID_FAST_BSS_TRANSITION 55
 194 #define WLAN_EID_TIMEOUT_INTERVAL 56
 195 #define WLAN_EID_RIC_DATA 57
 196 #define WLAN_EID_HT_OPERATION 61
 197 #define WLAN_EID_SECONDARY_CHANNEL_OFFSET 62
 198 #define WLAN_EID_20_40_BSS_COEXISTENCE 72
 199 #define WLAN_EID_20_40_BSS_INTOLERANT 73
 200 #define WLAN_EID_OVERLAPPING_BSS_SCAN_PARAMS 74
 201 #define WLAN_EID_VENDOR_SPECIFIC 221
 202
 203
 204 /* Action frame categories */
 205 #define WLAN_ACTION_SPECTRUM_MGMT 0
 206 #define WLAN_ACTION_QOS 1
 207 #define WLAN_ACTION_DLS 2
 208 #define WLAN_ACTION_BLOCK_ACK 3
 209 #define WLAN_ACTION_RADIO_MEASUREMENT 5
 210 #define WLAN_ACTION_FT 6
 211
 212
 213 #ifdef _MSC_VER
 214 #pragma pack(push, 1)
 215 #endif /* _MSC_VER */
 216
 217 struct ieee80211_mgmt {
 218         le16 frame_control;
 219         le16 duration;
 220         u8 da[6];
 221         u8 sa[6];
 222         u8 bssid[6];
 223         le16 seq_ctrl;
 224         union {
 225                 struct {
 226                         le16 auth_alg;
 227                         le16 auth_transaction;
 228                         le16 status_code;
 229                         /* possibly followed by Challenge text */
 230                         u8 variable[0];
 231                 } STRUCT_PACKED auth;
 232                 struct {
 233                         le16 reason_code;
 234                 } STRUCT_PACKED deauth;
 235                 struct {
 236                         le16 capab_info;
 237                         le16 listen_interval;
 238                         /* followed by SSID and Supported rates */
 239                         u8 variable[0];
 240                 } STRUCT_PACKED assoc_req;
 241                 struct {
 242                         le16 capab_info;
 243                         le16 status_code;
 244                         le16 aid;
 245                         /* followed by Supported rates */
 246                         u8 variable[0];
 247                 } STRUCT_PACKED assoc_resp, reassoc_resp;
 248                 struct {
 249                         le16 capab_info;
 250                         le16 listen_interval;
 251                         u8 current_ap[6];
 252                         /* followed by SSID and Supported rates */
 253                         u8 variable[0];
 254                 } STRUCT_PACKED reassoc_req;
 255                 struct {
 256                         le16 reason_code;
 257                 } STRUCT_PACKED disassoc;
 258                 struct {
 259                         u8 timestamp[8];
 260                         le16 beacon_int;
 261                         le16 capab_info;
 262                         /* followed by some of SSID, Supported rates,
 263                          * FH Params, DS Params, CF Params, IBSS Params, TIM */
 264                         u8 variable[0];
 265                 } STRUCT_PACKED beacon;
 266                 struct {
 267                         /* only variable items: SSID, Supported rates */
 268                         u8 variable[0];
 269                 } STRUCT_PACKED probe_req;
 270                 struct {
 271                         u8 timestamp[8];
 272                         le16 beacon_int;
 273                         le16 capab_info;
 274                         /* followed by some of SSID, Supported rates,
 275                          * FH Params, DS Params, CF Params, IBSS Params */
 276                         u8 variable[0];
 277                 } STRUCT_PACKED probe_resp;
 278                 struct {
 279                         u8 category;
 280                         union {
 281                                 struct {
 282                                         u8 action_code;
 283                                         u8 dialog_token;
 284                                         u8 status_code;
 285                                         u8 variable[0];
 286                                 } STRUCT_PACKED wme_action;
 287                                 struct{
 288                                         u8 action_code;
 289                                         u8 element_id;
 290                                         u8 length;
 291                                         u8 switch_mode;
 292                                         u8 new_chan;
 293                                         u8 switch_count;
 294                                 } STRUCT_PACKED chan_switch;
 295                                 struct {
 296                                         u8 action;
 297                                         u8 sta_addr[ETH_ALEN];
 298                                         u8 target_ap_addr[ETH_ALEN];
 299                                         u8 variable[0]; /* FT Request */
 300                                 } STRUCT_PACKED ft_action_req;
 301                                 struct {
 302                                         u8 action;
 303                                         u8 sta_addr[ETH_ALEN];
 304                                         u8 target_ap_addr[ETH_ALEN];
 305                                         le16 status_code;
 306                                         u8 variable[0]; /* FT Request */
 307                                 } STRUCT_PACKED ft_action_resp;
 308                         } u;
 309                 } STRUCT_PACKED action;
 310         } u;
 311 } STRUCT_PACKED;
 312
 313 #ifdef _MSC_VER
 314 #pragma pack(pop)
 315 #endif /* _MSC_VER */
 316
 317 #define ERP_INFO_NON_ERP_PRESENT BIT(0)
 318 #define ERP_INFO_USE_PROTECTION BIT(1)
 319 #define ERP_INFO_BARKER_PREAMBLE_MODE BIT(2)
 320
 321
 322 /* HT Capability element */
 323
 324 #define MIMO_PWR_DONT_SEND_MIMO_SEQS            0
 325 #define MIMO_PWR_NEED2PRECEDE_MIMO_SEQS_BY_RTS  1
 326 #define MIMO_PWR_NO_LIMIT_ON_MIMO_SEQS          3
 327
 328 enum {
 329         MAX_RX_AMPDU_FACTOR_8KB = 0,
 330         MAX_RX_AMPDU_FACTOR_16KB,
 331         MAX_RX_AMPDU_FACTOR_32KB,
 332         MAX_RX_AMPDU_FACTOR_64KB
 333 };
 334
 335 enum {
 336         CALIBRATION_NOT_SUPPORTED = 0,
 337         CALIBRATION_CANNOT_INIT,
 338         CALIBRATION_CAN_INIT,
 339         CALIBRATION_FULL_SUPPORT
 340 };
 341
 342 enum {
 343         MCS_FEEDBACK_NOT_PROVIDED = 0,
 344         MCS_FEEDBACK_UNSOLICITED,
 345         MCS_FEEDBACK_MRQ_RESPONSE
 346 };
 347
 348
 349 struct ieee80211_ht_capability {
 350         le16 capabilities_info;
 351         u8 mac_ht_params_info;
 352         u8 supported_mcs_set[16];
 353         le16 extended_ht_capability_info;
 354         le32 tx_BF_capability_info;
 355         u8 antenna_selection_info;
 356 } STRUCT_PACKED;
 357
 358
 359 struct ieee80211_ht_operation {
 360         u8 control_chan;
 361         u8 ht_param;
 362         le16 operation_mode;
 363         le16 stbc_param;
 364         u8 basic_set[16];
 365 } STRUCT_PACKED;
 366
 367 /* auxiliary bit manipulation macros FIXME: move it to common later... */
 368 #define SET_2BIT_U8(_ptr_, _shift_, _val_)                              \
 369         ((*(_ptr_) &= ~(3 << (_shift_))),                               \
 370          (*(_ptr_) |= (*(_ptr_) & (((u8)3) << (_shift_))) |             \
 371                       (((u8)(_val_) & 3) << _shift_)))
 372
 373 #define GET_2BIT_U8(_var_, _shift_)     \
 374         (((_var_) & (((u8)3) << (_shift_))) >> (_shift_))
 375
 376 #define SET_2BIT_LE16(_u16ptr_, _shift_, _val_)                         \
 377         ((*(_u16ptr_) &= ~(3 << (_shift_))),                            \
 378          (*(_u16ptr_) |=                                                \
 379                 (((*(_u16ptr_)) & (((u16)3) << ((u16)_shift_))) |       \
 380                 (((u16)(_val_) & (u16)3) << (u16)(_shift_)))))
 381
 382 #define GET_2BIT_LE16(_var_, _shift_)   \
 383         (((_var_) & (((u16)3) << (_shift_))) >> (_shift_))
 384
 385 #define SET_2BIT_LE32(_u32ptr_, _shift_, _val_)                         \
 386         ((*(_u32ptr_) &= ~(3 << (_shift_))),                            \
 387          (*(_u32ptr_) |= (((*(_u32ptr_)) & (((u32)3) << (_shift_))) |   \
 388                         (((u32)(_val_) & 3) << _shift_))))
 389
 390 #define GET_2BIT_LE32(_var_, _shift_)   \
 391         (((_var_) & (((u32)3) << (_shift_))) >> (_shift_))
 392
 393 #define SET_3BIT_LE16(_u16ptr_, _shift_, _val_)                         \
 394         ((*(_u16ptr_) &= ~(7 << (_shift_))),                            \
 395         (*(_u16ptr_) |= (((*(_u16ptr_)) & (((u16)7) << (_shift_))) |    \
 396                         (((u16)(_val_) & 7) << _shift_))))
 397
 398 #define GET_3BIT_LE16(_var_, _shift_)   \
 399         (((_var_) & (((u16)7) << (_shift_))) >> (_shift_))
 400
 401 #define SET_3BIT_LE32(_u32ptr_, _shift_, _val_)                         \
 402         ((*(_u32ptr_) &= ~(7 << (_shift_))),                            \
 403          (*(_u32ptr_) |= (((*(_u32ptr_)) & (((u32)7) << (_shift_))) |   \
 404                         (((u32)(_val_) & 7) << _shift_))))
 405
 406 #define GET_3BIT_LE32(_var_, _shift_)   \
 407         (((_var_) & (((u32)7) << (_shift_))) >> (_shift_))
 408
 409
 410 #define HT_CAP_INFO_ADVANCED_CODDING_CAP        ((u16) BIT(0))
 411 #define HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET      ((u16) BIT(1))
 412 #define HT_CAP_INFO_MIMO_PWR_SAVE_OFFSET        2
 413 #define HT_CAP_INFO_GREEN_FIELD                 ((u16) BIT(4))
 414 #define HT_CAP_INFO_SHORT_GI20MHZ               ((u16) BIT(5))
 415 #define HT_CAP_INFO_SHORT_GI40MHZ               ((u16) BIT(6))
 416 #define HT_CAP_INFO_TX_STBC                     ((u16) BIT(7))
 417 #define HT_CAP_INFO_RX_STBC_OFFSET              8
 418 #define HT_CAP_INFO_DELAYED_BA                  ((u16) BIT(10))
 419 #define HT_CAP_INFO_MAX_AMSDU_SIZE              ((u16) BIT(11))
 420 #define HT_CAP_INFO_DSSS_CCK40MHZ               ((u16) BIT(12))
 421 #define HT_CAP_INFO_PSMP_SUPP                   ((u16) BIT(13))
 422 #define HT_CAP_INFO_STBC_CTRL_FRAME_SUPP        ((u16) BIT(14))
 423 #define HT_CAP_INFO_LSIG_TXOP_PROTECT_SUPPORT   ((u16) BIT(15))
 424
 425
 426 #define MAC_HT_PARAM_INFO_MAX_RX_AMPDU_FACTOR_OFFSET    0
 427 #define MAC_HT_PARAM_INFO_MAX_MPDU_DENSITY_OFFSET       2
 428
 429 #define EXT_HT_CAP_INFO_PCO                     ((u16) BIT(0))
 430 #define EXT_HT_CAP_INFO_TRANS_TIME_OFFSET       1
 431 #define EXT_HT_CAP_INFO_MCS_FEEDBACK_OFFSET     8
 432 #define EXT_HT_CAP_INFO_HTC_SUPPORTED           ((u16) BIT(10))
 433 #define EXT_HT_CAP_INFO_RD_RESPONDER            ((u16) BIT(11))
 434
 435
 436 #define TX_BEAMFORM_CAP_TXBF_CAP ((u32) BIT(0))
 437 #define TX_BEAMFORM_CAP_RX_STAGGERED_SOUNDING_CAP ((u32) BIT(1))
 438 #define TX_BEAMFORM_CAP_TX_STAGGERED_SOUNDING_CAP ((u32) BIT(2))
 439 #define TX_BEAMFORM_CAP_RX_ZLF_CAP ((u32) BIT(3))
 440 #define TX_BEAMFORM_CAP_TX_ZLF_CAP ((u32) BIT(4))
 441 #define TX_BEAMFORM_CAP_IMPLICIT_ZLF_CAP ((u32) BIT(5))
 442 #define TX_BEAMFORM_CAP_CALIB_OFFSET 6
 443 #define TX_BEAMFORM_CAP_EXPLICIT_CSI_TXBF_CAP ((u32) BIT(8))
 444 #define TX_BEAMFORM_CAP_EXPLICIT_UNCOMPR_STEERING_MATRIX_CAP ((u32) BIT(9))
 445 #define TX_BEAMFORM_CAP_EXPLICIT_BF_CSI_FEEDBACK_CAP ((u32) BIT(10))
 446 #define TX_BEAMFORM_CAP_EXPLICIT_BF_CSI_FEEDBACK_OFFSET 11
 447 #define TX_BEAMFORM_CAP_EXPLICIT_UNCOMPR_STEERING_MATRIX_FEEDBACK_OFFSET 13
 448 #define TX_BEAMFORM_CAP_EXPLICIT_COMPRESSED_STEERING_MATRIX_FEEDBACK_OFFSET 15
 449 #define TX_BEAMFORM_CAP_MINIMAL_GROUPING_OFFSET 17
 450 #define TX_BEAMFORM_CAP_CSI_NUM_BEAMFORMER_ANT_OFFSET 19
 451 #define TX_BEAMFORM_CAP_UNCOMPRESSED_STEERING_MATRIX_BEAMFORMER_ANT_OFFSET 21
 452 #define TX_BEAMFORM_CAP_COMPRESSED_STEERING_MATRIX_BEAMFORMER_ANT_OFFSET 23
 453 #define TX_BEAMFORM_CAP_SCI_MAX_OF_ROWS_BEANFORMER_SUPPORTED_OFFSET 25
 454
 455
 456 #define ASEL_CAPABILITY_ASEL_CAPABLE ((u8) BIT(0))
 457 #define ASEL_CAPABILITY_EXPLICIT_CSI_FEEDBACK_BASED_TX_AS_CAP ((u8) BIT(1))
 458 #define ASEL_CAPABILITY_ANT_INDICES_FEEDBACK_BASED_TX_AS_CAP ((u8) BIT(2))
 459 #define ASEL_CAPABILITY_EXPLICIT_CSI_FEEDBACK_CAP ((u8) BIT(3))
 460 #define ASEL_CAPABILITY_ANT_INDICES_FEEDBACK_CAP ((u8) BIT(4))
 461 #define ASEL_CAPABILITY_RX_AS_CAP ((u8) BIT(5))
 462 #define ASEL_CAPABILITY_TX_SOUND_PPDUS_CAP ((u8) BIT(6))
 463
 464
 465 struct ht_cap_ie {
 466         u8 id;
 467         u8 length;
 468         struct ieee80211_ht_capability data;
 469 } STRUCT_PACKED;
 470
 471
 472 #define EXT_CHNL_OFF_NONE   0
 473 #define EXT_CHNL_OFF_ABOVE  1
 474 #define EXT_CHNL_OFF_BELOW  3
 475
 476 #define REC_TRANS_CHNL_WIDTH_20     0
 477 #define REC_TRANS_CHNL_WIDTH_ANY    1
 478
 479 #define OP_MODE_PURE                    0
 480 #define OP_MODE_MAY_BE_LEGACY_STAS      1
 481 #define OP_MODE_20MHZ_HT_STA_ASSOCED    2
 482 #define OP_MODE_MIXED                   3
 483
 484 #define HT_INFO_HT_PARAM_EXT_CHNL_OFF_OFFSET            0
 485 #define HT_INFO_HT_PARAM_REC_TRANS_CHNL_WIDTH           ((u8) BIT(2))
 486 #define HT_INFO_HT_PARAM_RIFS_MODE                      ((u8) BIT(3))
 487 #define HT_INFO_HT_PARAM_CTRL_ACCESS_ONLY               ((u8) BIT(4))
 488 #define HT_INFO_HT_PARAM_SRV_INTERVAL_GRANULARITY       ((u8) BIT(5))
 489
 490 #define HT_INFO_OPERATION_MODE_OP_MODE_MASK     \
 491                 ((le16) (0x0001 | 0x0002))
 492 #define HT_INFO_OPERATION_MODE_OP_MODE_OFFSET           0
 493 #define HT_INFO_OPERATION_MODE_NON_GF_DEVS_PRESENT      ((u8) BIT(2))
 494 #define HT_INFO_OPERATION_MODE_TRANSMIT_BURST_LIMIT     ((u8) BIT(3))
 495 #define HT_INFO_OPERATION_MODE_NON_HT_STA_PRESENT       ((u8) BIT(4))
 496
 497 #define HT_INFO_STBC_PARAM_DUAL_BEACON                  ((u16) BIT(6))
 498 #define HT_INFO_STBC_PARAM_DUAL_STBC_PROTECT            ((u16) BIT(7))
 499 #define HT_INFO_STBC_PARAM_SECONDARY_BCN                ((u16) BIT(8))
 500 #define HT_INFO_STBC_PARAM_LSIG_TXOP_PROTECT_ALLOWED    ((u16) BIT(9))
 501 #define HT_INFO_STBC_PARAM_PCO_ACTIVE                   ((u16) BIT(10))
 502 #define HT_INFO_STBC_PARAM_PCO_PHASE                    ((u16) BIT(11))
 503
 504 struct ht_operation_ie {
 505         u8 id;
 506         u8 length;
 507         struct ieee80211_ht_operation data;
 508 } STRUCT_PACKED;
 509
 510
 511 #define HT_CAPABILITIES_LEN (sizeof(struct ht_cap_ie) - 2)
 512 #define HT_OPERATION_LEN (sizeof(struct ht_operation_ie) - 2)
 513
 514 /* Secondary channel offset element */
 515 #define SECONDARY_CHANNEL_OFFSET_NONE   0
 516 #define SECONDARY_CHANNEL_OFFSET_ABOVE  1
 517 #define SECONDARY_CHANNEL_OFFSET_BELOW  3
 518 struct secondary_channel_offset_ie {
 519         u8 id;
 520         u8 length;
 521         u8 secondary_offset_offset;
 522 } STRUCT_PACKED;
 523
 524
 525 /* body of Recommended Transmit Channel Width action frame */
 526 #define CHANNEL_WIDTH_20        0
 527 #define CHANNEL_WIDTH_ANY       1
 528 struct recommended_tx_channel_width_action {
 529         u8 category;
 530         u8 action;
 531         u8 channel_width;
 532 } STRUCT_PACKED;
 533
 534 /* body of MIMO Power Save action frame */
 535 #define PWR_SAVE_MODE_STATIC    0
 536 #define PWR_SAVE_MODE_DYNAMIC   1
 537 struct mimo_pwr_save_action {
 538         u8 category;
 539         u8 action;
 540         u8 enable;
 541         u8 mode;
 542 } STRUCT_PACKED;
 543
 544 #endif /* IEEE802_11_DEFS_H */