drivers/staging/rtl8712/wifi.h

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