drivers/staging/rtl8712/wifi.h

   1 #ifndef _WIFI_H_
   2 #define _WIFI_H_
   3
   4 #include "rtl871x_byteorder.h"
   5
   6 #ifdef BIT
   7 #undef BIT
   8 #endif
   9 #define BIT(x)  (1 << (x))
  10
  11 #define WLAN_ETHHDR_LEN         14
  12 #define WLAN_ETHADDR_LEN        6
  13 #define WLAN_IEEE_OUI_LEN       3
  14 #define WLAN_ADDR_LEN           6
  15 #define WLAN_CRC_LEN            4
  16 #define WLAN_BSSID_LEN          6
  17 #define WLAN_BSS_TS_LEN         8
  18 #define WLAN_HDR_A3_LEN         24
  19 #define WLAN_HDR_A4_LEN         30
  20 #define WLAN_HDR_A3_QOS_LEN     26
  21 #define WLAN_HDR_A4_QOS_LEN     32
  22 #define WLAN_SSID_MAXLEN        32
  23 #define WLAN_DATA_MAXLEN        2312
  24
  25 #define WLAN_A3_PN_OFFSET       24
  26 #define WLAN_A4_PN_OFFSET       30
  27
  28 #define WLAN_MIN_ETHFRM_LEN     60
  29 #define WLAN_MAX_ETHFRM_LEN     1514
  30 #define WLAN_ETHHDR_LEN         14
  31
  32 #define P80211CAPTURE_VERSION   0x80211001
  33
  34 enum WIFI_FRAME_TYPE {
  35         WIFI_MGT_TYPE  =        (0),
  36         WIFI_CTRL_TYPE =        (BIT(2)),
  37         WIFI_DATA_TYPE =        (BIT(3)),
  38         WIFI_QOS_DATA_TYPE      = (BIT(7)|BIT(3)),      /*!< QoS Data */
  39 };
  40
  41 enum WIFI_FRAME_SUBTYPE {
  42
  43     /* below is for mgt frame */
  44     WIFI_ASSOCREQ       = (0 | WIFI_MGT_TYPE),
  45     WIFI_ASSOCRSP       = (BIT(4) | WIFI_MGT_TYPE),
  46     WIFI_REASSOCREQ     = (BIT(5) | WIFI_MGT_TYPE),
  47     WIFI_REASSOCRSP     = (BIT(5) | BIT(4) | WIFI_MGT_TYPE),
  48     WIFI_PROBEREQ       = (BIT(6) | WIFI_MGT_TYPE),
  49     WIFI_PROBERSP       = (BIT(6) | BIT(4) | WIFI_MGT_TYPE),
  50     WIFI_BEACON         = (BIT(7) | WIFI_MGT_TYPE),
  51     WIFI_ATIM           = (BIT(7) | BIT(4) | WIFI_MGT_TYPE),
  52     WIFI_DISASSOC       = (BIT(7) | BIT(5) | WIFI_MGT_TYPE),
  53     WIFI_AUTH           = (BIT(7) | BIT(5) | BIT(4) | WIFI_MGT_TYPE),
  54     WIFI_DEAUTH         = (BIT(7) | BIT(6) | WIFI_MGT_TYPE),
  55     WIFI_ACTION         = (BIT(7) | BIT(6) | BIT(4) | WIFI_MGT_TYPE),
  56
  57     /* below is for control frame */
  58     WIFI_PSPOLL         = (BIT(7) | BIT(5) | WIFI_CTRL_TYPE),
  59     WIFI_RTS            = (BIT(7) | BIT(5) | BIT(4) | WIFI_CTRL_TYPE),
  60     WIFI_CTS            = (BIT(7) | BIT(6) | WIFI_CTRL_TYPE),
  61     WIFI_ACK            = (BIT(7) | BIT(6) | BIT(4) | WIFI_CTRL_TYPE),
  62     WIFI_CFEND          = (BIT(7) | BIT(6) | BIT(5) | WIFI_CTRL_TYPE),
  63     WIFI_CFEND_CFACK    = (BIT(7) | BIT(6) | BIT(5) | BIT(4) | WIFI_CTRL_TYPE),
  64
  65     /* below is for data frame */
  66     WIFI_DATA           = (0 | WIFI_DATA_TYPE),
  67     WIFI_DATA_CFACK     = (BIT(4) | WIFI_DATA_TYPE),
  68     WIFI_DATA_CFPOLL    = (BIT(5) | WIFI_DATA_TYPE),
  69     WIFI_DATA_CFACKPOLL = (BIT(5) | BIT(4) | WIFI_DATA_TYPE),
  70     WIFI_DATA_NULL      = (BIT(6) | WIFI_DATA_TYPE),
  71     WIFI_CF_ACK         = (BIT(6) | BIT(4) | WIFI_DATA_TYPE),
  72     WIFI_CF_POLL        = (BIT(6) | BIT(5) | WIFI_DATA_TYPE),
  73     WIFI_CF_ACKPOLL     = (BIT(6) | BIT(5) | BIT(4) | WIFI_DATA_TYPE),
  74 };
  75
  76 enum WIFI_REASON_CODE   {
  77         _RSON_RESERVED_                 = 0,
  78         _RSON_UNSPECIFIED_              = 1,
  79         _RSON_AUTH_NO_LONGER_VALID_     = 2,
  80         _RSON_DEAUTH_STA_LEAVING_       = 3,
  81         _RSON_INACTIVITY_               = 4,
  82         _RSON_UNABLE_HANDLE_            = 5,
  83         _RSON_CLS2_                     = 6,
  84         _RSON_CLS3_                     = 7,
  85         _RSON_DISAOC_STA_LEAVING_       = 8,
  86         _RSON_ASOC_NOT_AUTH_            = 9,
  87
  88         /* WPA reason */
  89         _RSON_INVALID_IE_               = 13,
  90         _RSON_MIC_FAILURE_              = 14,
  91         _RSON_4WAY_HNDSHK_TIMEOUT_      = 15,
  92         _RSON_GROUP_KEY_UPDATE_TIMEOUT_ = 16,
  93         _RSON_DIFF_IE_                  = 17,
  94         _RSON_MLTCST_CIPHER_NOT_VALID_  = 18,
  95         _RSON_UNICST_CIPHER_NOT_VALID_  = 19,
  96         _RSON_AKMP_NOT_VALID_           = 20,
  97         _RSON_UNSUPPORT_RSNE_VER_       = 21,
  98         _RSON_INVALID_RSNE_CAP_         = 22,
  99         _RSON_IEEE_802DOT1X_AUTH_FAIL_  = 23,
 100
 101         /* below are Realtek definitions */
 102         _RSON_PMK_NOT_AVAILABLE_        = 24,
 103 };
 104
 105 enum WIFI_STATUS_CODE {
 106         _STATS_SUCCESSFUL_              = 0,
 107         _STATS_FAILURE_                 = 1,
 108         _STATS_CAP_FAIL_                = 10,
 109         _STATS_NO_ASOC_                 = 11,
 110         _STATS_OTHER_                   = 12,
 111         _STATS_NO_SUPP_ALG_             = 13,
 112         _STATS_OUT_OF_AUTH_SEQ_         = 14,
 113         _STATS_CHALLENGE_FAIL_          = 15,
 114         _STATS_AUTH_TIMEOUT_            = 16,
 115         _STATS_UNABLE_HANDLE_STA_       = 17,
 116         _STATS_RATE_FAIL_               = 18,
 117 };
 118
 119 enum WIFI_REG_DOMAIN {
 120         DOMAIN_FCC      = 1,
 121         DOMAIN_IC       = 2,
 122         DOMAIN_ETSI     = 3,
 123         DOMAIN_SPAIN    = 4,
 124         DOMAIN_FRANCE   = 5,
 125         DOMAIN_MKK      = 6,
 126         DOMAIN_ISRAEL   = 7,
 127         DOMAIN_MKK1     = 8,
 128         DOMAIN_MKK2     = 9,
 129         DOMAIN_MKK3     = 10,
 130         DOMAIN_MAX
 131 };
 132
 133 #define _TO_DS_         BIT(8)
 134 #define _FROM_DS_       BIT(9)
 135 #define _MORE_FRAG_     BIT(10)
 136 #define _RETRY_         BIT(11)
 137 #define _PWRMGT_        BIT(12)
 138 #define _MORE_DATA_     BIT(13)
 139 #define _PRIVACY_       BIT(14)
 140 #define _ORDER_         BIT(15)
 141
 142 #define SetToDs(pbuf)   \
 143         do      {       \
 144                 *(unsigned short *)(pbuf) |= cpu_to_le16(_TO_DS_); \
 145         } while (0)
 146
 147 #define GetToDs(pbuf)   (((*(unsigned short *)(pbuf)) & \
 148                         le16_to_cpu(_TO_DS_)) != 0)
 149
 150 #define ClearToDs(pbuf) \
 151         do      {       \
 152                 *(unsigned short *)(pbuf) &= (~cpu_to_le16(_TO_DS_)); \
 153         } while (0)
 154
 155 #define SetFrDs(pbuf)   \
 156         do      {       \
 157                 *(unsigned short *)(pbuf) |= cpu_to_le16(_FROM_DS_); \
 158         } while (0)
 159
 160 #define GetFrDs(pbuf)   (((*(unsigned short *)(pbuf)) & \
 161                         le16_to_cpu(_FROM_DS_)) != 0)
 162
 163 #define ClearFrDs(pbuf) \
 164         do      {       \
 165                 *(unsigned short *)(pbuf) &= (~cpu_to_le16(_FROM_DS_)); \
 166         } while (0)
 167
 168 #define get_tofr_ds(pframe)     ((GetToDs(pframe) << 1) | GetFrDs(pframe))
 169
 170
 171 #define SetMFrag(pbuf)  \
 172         do      {       \
 173                 *(unsigned short *)(pbuf) |= cpu_to_le16(_MORE_FRAG_); \
 174         } while (0)
 175
 176 #define GetMFrag(pbuf)  (((*(unsigned short *)(pbuf)) & \
 177                         le16_to_cpu(_MORE_FRAG_)) != 0)
 178
 179 #define ClearMFrag(pbuf)        \
 180         do      {       \
 181                 *(unsigned short *)(pbuf) &= (~cpu_to_le16(_MORE_FRAG_)); \
 182         } while (0)
 183
 184 #define SetRetry(pbuf)  \
 185         do      {       \
 186                 *(unsigned short *)(pbuf) |= cpu_to_le16(_RETRY_); \
 187         } while (0)
 188
 189 #define GetRetry(pbuf)  (((*(unsigned short *)(pbuf)) & \
 190                         le16_to_cpu(_RETRY_)) != 0)
 191
 192 #define ClearRetry(pbuf)        \
 193         do      {       \
 194                 *(unsigned short *)(pbuf) &= (~cpu_to_le16(_RETRY_)); \
 195         } while (0)
 196
 197 #define SetPwrMgt(pbuf) \
 198         do      {       \
 199                 *(unsigned short *)(pbuf) |= cpu_to_le16(_PWRMGT_); \
 200         } while (0)
 201
 202 #define GetPwrMgt(pbuf) (((*(unsigned short *)(pbuf)) & \
 203                         le16_to_cpu(_PWRMGT_)) != 0)
 204
 205 #define ClearPwrMgt(pbuf)       \
 206         do      {       \
 207                 *(unsigned short *)(pbuf) &= (~cpu_to_le16(_PWRMGT_)); \
 208         } while (0)
 209
 210 #define SetMData(pbuf)  \
 211         do      {       \
 212                 *(unsigned short *)(pbuf) |= cpu_to_le16(_MORE_DATA_); \
 213         } while (0)
 214
 215 #define GetMData(pbuf)  (((*(unsigned short *)(pbuf)) & \
 216                         le16_to_cpu(_MORE_DATA_)) != 0)
 217
 218 #define ClearMData(pbuf)        \
 219         do      {       \
 220                 *(unsigned short *)(pbuf) &= (~cpu_to_le16(_MORE_DATA_)); \
 221         } while (0)
 222
 223 #define SetPrivacy(pbuf)        \
 224         do      {       \
 225                 *(unsigned short *)(pbuf) |= cpu_to_le16(_PRIVACY_); \
 226         } while (0)
 227
 228 #define GetPrivacy(pbuf)        (((*(unsigned short *)(pbuf)) & \
 229                                 le16_to_cpu(_PRIVACY_)) != 0)
 230
 231 #define ClearPrivacy(pbuf)      \
 232         do      {       \
 233                 *(unsigned short *)(pbuf) &= (~cpu_to_le16(_PRIVACY_)); \
 234         } while (0)
 235
 236
 237 #define GetOrder(pbuf)  (((*(unsigned short *)(pbuf)) & \
 238                         le16_to_cpu(_ORDER_)) != 0)
 239
 240 #define GetFrameType(pbuf)      (le16_to_cpu(*(unsigned short *)(pbuf)) & \
 241                                 (BIT(3) | BIT(2)))
 242
 243 #define SetFrameType(pbuf, type)        \
 244         do {    \
 245                 *(unsigned short *)(pbuf) &= __constant_cpu_to_le16(~(BIT(3) | \
 246                 BIT(2))); \
 247                 *(unsigned short *)(pbuf) |= __constant_cpu_to_le16(type); \
 248         } while (0)
 249
 250 #define GetFrameSubType(pbuf)   (cpu_to_le16(*(unsigned short *)(pbuf)) & \
 251                                 (BIT(7) | BIT(6) | BIT(5) | BIT(4) | BIT(3) | \
 252                                 BIT(2)))
 253
 254 #define SetFrameSubType(pbuf, type) \
 255         do {    \
 256                 *(unsigned short *)(pbuf) &= cpu_to_le16(~(BIT(7) | BIT(6) | \
 257                 BIT(5) | BIT(4) | BIT(3) | BIT(2))); \
 258                 *(unsigned short *)(pbuf) |= cpu_to_le16(type); \
 259         } while (0)
 260
 261 #define GetSequence(pbuf)       (cpu_to_le16(*(unsigned short *)\
 262                                 ((addr_t)(pbuf) + 22)) >> 4)
 263
 264 #define GetFragNum(pbuf)        (cpu_to_le16(*(unsigned short *)((addr_t)\
 265                                 (pbuf) + 22)) & 0x0f)
 266
 267 #define GetTupleCache(pbuf)     (cpu_to_le16(*(unsigned short *)\
 268                                 ((addr_t)(pbuf) + 22)))
 269
 270 #define SetFragNum(pbuf, num) \
 271         do {    \
 272                 *(unsigned short *)((addr_t)(pbuf) + 22) = \
 273                         ((*(unsigned short *)((addr_t)(pbuf) + 22)) & \
 274                         le16_to_cpu(~(0x000f))) | \
 275                         cpu_to_le16(0x0f & (num));     \
 276         } while (0)
 277
 278 #define SetSeqNum(pbuf, num) \
 279         do {    \
 280                 *(unsigned short *)((addr_t)(pbuf) + 22) = \
 281                         ((*(unsigned short *)((addr_t)(pbuf) + 22)) & \
 282                         le16_to_cpu((unsigned short)0x000f)) | \
 283                         le16_to_cpu((unsigned short)(0xfff0 & (num << 4))); \
 284         } while (0)
 285
 286 #define SetDuration(pbuf, dur) \
 287         do {    \
 288                 *(unsigned short *)((addr_t)(pbuf) + 2) |= \
 289                         cpu_to_le16(0xffff & (dur)); \
 290         } while (0)
 291
 292 #define SetPriority(pbuf, tid)  \
 293         do      {       \
 294                 *(unsigned short *)(pbuf) |= cpu_to_le16(tid & 0xf); \
 295         } while (0)
 296
 297 #define GetPriority(pbuf)       ((le16_to_cpu(*(unsigned short *)(pbuf))) & 0xf)
 298
 299 #define SetAckpolicy(pbuf, ack) \
 300         do      {       \
 301                 *(unsigned short *)(pbuf) |= cpu_to_le16((ack & 3) << 5); \
 302         } while (0)
 303
 304 #define GetAckpolicy(pbuf) (((le16_to_cpu(*(unsigned short *)pbuf)) >> 5) & 0x3)
 305
 306 #define GetAMsdu(pbuf) (((le16_to_cpu(*(unsigned short *)pbuf)) >> 7) & 0x1)
 307
 308 #define SetAMsdu(pbuf, amsdu)   \
 309         do      {       \
 310                 *(unsigned short *)(pbuf) |= cpu_to_le16((amsdu & 1) << 7); \
 311         } while (0)
 312
 313 #define GetAid(pbuf)    (cpu_to_le16(*(unsigned short *)((addr_t)(pbuf) + 2)) \
 314                         & 0x3fff)
 315
 316 #define GetTid(pbuf)    (cpu_to_le16(*(unsigned short *)((addr_t)(pbuf) + \
 317                         (((GetToDs(pbuf) << 1)|GetFrDs(pbuf)) == 3 ? \
 318                         30 : 24))) & 0x000f)
 319
 320 #define GetAddr1Ptr(pbuf)       ((unsigned char *)((addr_t)(pbuf) + 4))
 321
 322 #define GetAddr2Ptr(pbuf)       ((unsigned char *)((addr_t)(pbuf) + 10))
 323
 324 #define GetAddr3Ptr(pbuf)       ((unsigned char *)((addr_t)(pbuf) + 16))
 325
 326 #define GetAddr4Ptr(pbuf)       ((unsigned char *)((addr_t)(pbuf) + 24))
 327
 328
 329
 330 static inline int IS_MCAST(unsigned char *da)
 331 {
 332         if ((*da) & 0x01)
 333                 return true;
 334         else
 335                 return false;
 336 }
 337
 338
 339 static inline unsigned char *get_da(unsigned char *pframe)
 340 {
 341         unsigned char   *da;
 342         unsigned int    to_fr_ds = (GetToDs(pframe) << 1) | GetFrDs(pframe);
 343
 344         switch (to_fr_ds) {
 345         case 0x00:      /* ToDs=0, FromDs=0 */
 346                 da = GetAddr1Ptr(pframe);
 347                 break;
 348         case 0x01:      /* ToDs=0, FromDs=1 */
 349                 da = GetAddr1Ptr(pframe);
 350                 break;
 351         case 0x02:      /* ToDs=1, FromDs=0 */
 352                 da = GetAddr3Ptr(pframe);
 353                 break;
 354         default:        /* ToDs=1, FromDs=1 */
 355                 da = GetAddr3Ptr(pframe);
 356                 break;
 357         }
 358         return da;
 359 }
 360
 361
 362 static inline unsigned char *get_sa(unsigned char *pframe)
 363 {
 364         unsigned char   *sa;
 365         unsigned int    to_fr_ds = (GetToDs(pframe) << 1) | GetFrDs(pframe);
 366
 367         switch (to_fr_ds) {
 368         case 0x00:      /* ToDs=0, FromDs=0 */
 369                 sa = GetAddr2Ptr(pframe);
 370                 break;
 371         case 0x01:      /* ToDs=0, FromDs=1 */
 372                 sa = GetAddr3Ptr(pframe);
 373                 break;
 374         case 0x02:      /* ToDs=1, FromDs=0 */
 375                 sa = GetAddr2Ptr(pframe);
 376                 break;
 377         default:        /* ToDs=1, FromDs=1 */
 378                 sa = GetAddr4Ptr(pframe);
 379                 break;
 380         }
 381
 382         return sa;
 383 }
 384
 385 static inline unsigned char *get_hdr_bssid(unsigned char *pframe)
 386 {
 387         unsigned char   *sa;
 388         unsigned int    to_fr_ds = (GetToDs(pframe) << 1) | GetFrDs(pframe);
 389
 390         switch (to_fr_ds) {
 391         case 0x00:      /* ToDs=0, FromDs=0 */
 392                 sa = GetAddr3Ptr(pframe);
 393                 break;
 394         case 0x01:      /* ToDs=0, FromDs=1 */
 395                 sa = GetAddr2Ptr(pframe);
 396                 break;
 397         case 0x02:      /* ToDs=1, FromDs=0 */
 398                 sa = GetAddr1Ptr(pframe);
 399                 break;
 400         default:        /* ToDs=1, FromDs=1 */
 401                 sa = NULL;
 402                 break;
 403         }
 404         return sa;
 405 }
 406
 407
 408
 409 /*-----------------------------------------------------------------------------
 410                         Below is for the security related definition
 411 ------------------------------------------------------------------------------*/
 412 #define _RESERVED_FRAME_TYPE_   0
 413 #define _SKB_FRAME_TYPE_        2
 414 #define _PRE_ALLOCMEM_          1
 415 #define _PRE_ALLOCHDR_          3
 416 #define _PRE_ALLOCLLCHDR_       4
 417 #define _PRE_ALLOCICVHDR_       5
 418 #define _PRE_ALLOCMICHDR_       6
 419
 420 #define _SIFSTIME_              ((priv->pmib->BssType.net_work_type & \
 421                                 WIRELESS_11A) ? 16 : 10)
 422 #define _ACKCTSLNG_             14      /*14 bytes long, including crclng */
 423 #define _CRCLNG_                4
 424
 425 #define _ASOCREQ_IE_OFFSET_     4       /* excluding wlan_hdr */
 426 #define _ASOCRSP_IE_OFFSET_     6
 427 #define _REASOCREQ_IE_OFFSET_   10
 428 #define _REASOCRSP_IE_OFFSET_   6
 429 #define _PROBEREQ_IE_OFFSET_    0
 430 #define _PROBERSP_IE_OFFSET_    12
 431 #define _AUTH_IE_OFFSET_        6
 432 #define _DEAUTH_IE_OFFSET_      0
 433 #define _BEACON_IE_OFFSET_      12
 434
 435 #define _FIXED_IE_LENGTH_       _BEACON_IE_OFFSET_
 436
 437 #define _SSID_IE_               0
 438 #define _SUPPORTEDRATES_IE_     1
 439 #define _DSSET_IE_              3
 440 #define _TIM_IE_                5
 441 #define _IBSS_PARA_IE_          6
 442 #define _CHLGETXT_IE_           16
 443 #define _RSN_IE_2_              48`
 444 #define _SSN_IE_1_              221
 445 #define _ERPINFO_IE_            42
 446 #define _EXT_SUPPORTEDRATES_IE_ 50
 447
 448 #define _HT_CAPABILITY_IE_      45
 449 #define _HT_EXTRA_INFO_IE_      61
 450 #define _HT_ADD_INFO_IE_        61 /* _HT_EXTRA_INFO_IE_ */
 451
 452 #define _VENDOR_SPECIFIC_IE_    221
 453
 454 #define _RESERVED47_            47
 455
 456
 457 /* ---------------------------------------------------------------------------
 458                                         Below is the fixed elements...
 459 -----------------------------------------------------------------------------*/
 460 #define _AUTH_ALGM_NUM_                 2
 461 #define _AUTH_SEQ_NUM_                  2
 462 #define _BEACON_ITERVAL_                2
 463 #define _CAPABILITY_                    2
 464 #define _CURRENT_APADDR_                6
 465 #define _LISTEN_INTERVAL_               2
 466 #define _RSON_CODE_                             2
 467 #define _ASOC_ID_                               2
 468 #define _STATUS_CODE_                   2
 469 #define _TIMESTAMP_                             8
 470
 471 #define AUTH_ODD_TO                             0
 472 #define AUTH_EVEN_TO                    1
 473
 474 #define WLAN_ETHCONV_ENCAP              1
 475 #define WLAN_ETHCONV_RFC1042    2
 476 #define WLAN_ETHCONV_8021h              3
 477
 478 #define cap_ESS BIT(0)
 479 #define cap_IBSS BIT(1)
 480 #define cap_CFPollable BIT(2)
 481 #define cap_CFRequest BIT(3)
 482 #define cap_Privacy BIT(4)
 483 #define cap_ShortPremble BIT(5)
 484
 485 /*-----------------------------------------------------------------------------
 486                                 Below is the definition for 802.11i / 802.1x
 487 ------------------------------------------------------------------------------*/
 488 #define _IEEE8021X_MGT_                 1       /*WPA */
 489 #define _IEEE8021X_PSK_                 2       /* WPA with pre-shared key */
 490
 491 /*-----------------------------------------------------------------------------
 492                                 Below is the definition for WMM
 493 ------------------------------------------------------------------------------*/
 494 #define _WMM_IE_Length_                         7  /* for WMM STA */
 495 #define _WMM_Para_Element_Length_               24
 496
 497
 498 /*-----------------------------------------------------------------------------
 499                                 Below is the definition for 802.11n
 500 ------------------------------------------------------------------------------*/
 501
 502 /* block-ack parameters */
 503 #define IEEE80211_ADDBA_PARAM_POLICY_MASK 0x0002
 504 #define IEEE80211_ADDBA_PARAM_TID_MASK 0x003C
 505 #define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFA0
 506 #define IEEE80211_DELBA_PARAM_TID_MASK 0xF000
 507 #define IEEE80211_DELBA_PARAM_INITIATOR_MASK 0x0800
 508
 509 #define SetOrderBit(pbuf)       \
 510         do      {       \
 511                 *(unsigned short *)(pbuf) |= cpu_to_le16(_ORDER_); \
 512         } while (0)
 513
 514 #define GetOrderBit(pbuf)       (((*(unsigned short *)(pbuf)) & \
 515                                 le16_to_cpu(_ORDER_)) != 0)
 516
 517
 518 /**
 519  * struct ieee80211_bar - HT Block Ack Request
 520  *
 521  * This structure refers to "HT BlockAckReq" as
 522  * described in 802.11n draft section 7.2.1.7.1
 523  */
 524 struct ieee80211_bar {
 525         unsigned short frame_control;
 526         unsigned short duration;
 527         unsigned char ra[6];
 528         unsigned char ta[6];
 529         unsigned short control;
 530         unsigned short start_seq_num;
 531 } __attribute__((packed));
 532
 533 /* 802.11 BAR control masks */
 534 #define IEEE80211_BAR_CTRL_ACK_POLICY_NORMAL     0x0000
 535 #define IEEE80211_BAR_CTRL_CBMTID_COMPRESSED_BA  0x0004
 536
 537
 538  /**
 539  * struct ieee80211_ht_cap - HT capabilities
 540  *
 541  * This structure refers to "HT capabilities element" as
 542  * described in 802.11n draft section 7.3.2.52
 543  */
 544
 545 struct ieee80211_ht_cap {
 546         unsigned short  cap_info;
 547         unsigned char   ampdu_params_info;
 548         unsigned char   supp_mcs_set[16];
 549         unsigned short  extended_ht_cap_info;
 550         unsigned int            tx_BF_cap_info;
 551         unsigned char          antenna_selection_info;
 552 } __attribute__ ((packed));
 553
 554 /**
 555  * struct ieee80211_ht_cap - HT additional information
 556  *
 557  * This structure refers to "HT information element" as
 558  * described in 802.11n draft section 7.3.2.53
 559  */
 560 struct ieee80211_ht_addt_info {
 561         unsigned char   control_chan;
 562         unsigned char           ht_param;
 563         unsigned short  operation_mode;
 564         unsigned short  stbc_param;
 565         unsigned char           basic_set[16];
 566 } __attribute__ ((packed));
 567
 568 /* 802.11n HT capabilities masks */
 569 #define IEEE80211_HT_CAP_SUP_WIDTH              0x0002
 570 #define IEEE80211_HT_CAP_SM_PS                  0x000C
 571 #define IEEE80211_HT_CAP_GRN_FLD                0x0010
 572 #define IEEE80211_HT_CAP_SGI_20                 0x0020
 573 #define IEEE80211_HT_CAP_SGI_40                 0x0040
 574 #define IEEE80211_HT_CAP_TX_STBC                        0x0080
 575 #define IEEE80211_HT_CAP_DELAY_BA               0x0400
 576 #define IEEE80211_HT_CAP_MAX_AMSDU              0x0800
 577 #define IEEE80211_HT_CAP_DSSSCCK40              0x1000
 578 /* 802.11n HT capability AMPDU settings */
 579 #define IEEE80211_HT_CAP_AMPDU_FACTOR           0x03
 580 #define IEEE80211_HT_CAP_AMPDU_DENSITY          0x1C
 581 /* 802.11n HT capability MSC set */
 582 #define IEEE80211_SUPP_MCS_SET_UEQM             4
 583 #define IEEE80211_HT_CAP_MAX_STREAMS            4
 584 #define IEEE80211_SUPP_MCS_SET_LEN              10
 585 /* maximum streams the spec allows */
 586 #define IEEE80211_HT_CAP_MCS_TX_DEFINED         0x01
 587 #define IEEE80211_HT_CAP_MCS_TX_RX_DIFF         0x02
 588 #define IEEE80211_HT_CAP_MCS_TX_STREAMS         0x0C
 589 #define IEEE80211_HT_CAP_MCS_TX_UEQM            0x10
 590 /* 802.11n HT IE masks */
 591 #define IEEE80211_HT_IE_CHA_SEC_OFFSET          0x03
 592 #define IEEE80211_HT_IE_CHA_SEC_NONE            0x00
 593 #define IEEE80211_HT_IE_CHA_SEC_ABOVE           0x01
 594 #define IEEE80211_HT_IE_CHA_SEC_BELOW           0x03
 595 #define IEEE80211_HT_IE_CHA_WIDTH               0x04
 596 #define IEEE80211_HT_IE_HT_PROTECTION           0x0003
 597 #define IEEE80211_HT_IE_NON_GF_STA_PRSNT        0x0004
 598 #define IEEE80211_HT_IE_NON_HT_STA_PRSNT        0x0010
 599
 600 /* block-ack parameters */
 601 #define IEEE80211_ADDBA_PARAM_POLICY_MASK 0x0002
 602 #define IEEE80211_ADDBA_PARAM_TID_MASK 0x003C
 603 #define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFA0
 604 #define IEEE80211_DELBA_PARAM_TID_MASK 0xF000
 605 #define IEEE80211_DELBA_PARAM_INITIATOR_MASK 0x0800
 606
 607 /*
 608  * A-PMDU buffer sizes
 609  * According to IEEE802.11n spec size varies from 8K to 64K (in powers of 2)
 610  */
 611 #define IEEE80211_MIN_AMPDU_BUF 0x8
 612 #define IEEE80211_MAX_AMPDU_BUF 0x40
 613
 614
 615 /* Spatial Multiplexing Power Save Modes */
 616 #define WLAN_HT_CAP_SM_PS_STATIC                0
 617 #define WLAN_HT_CAP_SM_PS_DYNAMIC       1
 618 #define WLAN_HT_CAP_SM_PS_INVALID       2
 619 #define WLAN_HT_CAP_SM_PS_DISABLED      3
 620
 621 #endif /* _WIFI_H_ */
 622