1/****************************************************************************** 2 * 3 * Copyright(c) 2007 - 2010 Realtek Corporation. All rights reserved. 4 * 5 * This program is free software; you can redistribute it and/or modify it 6 * under the terms of version 2 of the GNU General Public License as 7 * published by the Free Software Foundation. 8 * 9 * This program is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 12 * more details. 13 * 14 * You should have received a copy of the GNU General Public License along with 15 * this program; if not, write to the Free Software Foundation, Inc., 16 * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA 17 * 18 * Modifications for inclusion into the Linux staging tree are 19 * Copyright(c) 2010 Larry Finger. All rights reserved. 20 * 21 * Contact information: 22 * WLAN FAE <wlanfae@realtek.com> 23 * Larry Finger <Larry.Finger@lwfinger.net> 24 * 25 ******************************************************************************/ 26#ifndef _WIFI_H_ 27#define _WIFI_H_ 28 29#include <linux/compiler.h> 30 31#ifdef BIT 32#undef BIT 33#endif 34#define BIT(x) (1 << (x)) 35 36#define WLAN_ETHHDR_LEN 14 37#define WLAN_ETHADDR_LEN 6 38#define WLAN_IEEE_OUI_LEN 3 39#define WLAN_ADDR_LEN 6 40#define WLAN_CRC_LEN 4 41#define WLAN_BSSID_LEN 6 42#define WLAN_BSS_TS_LEN 8 43#define WLAN_HDR_A3_LEN 24 44#define WLAN_HDR_A4_LEN 30 45#define WLAN_HDR_A3_QOS_LEN 26 46#define WLAN_HDR_A4_QOS_LEN 32 47#define WLAN_SSID_MAXLEN 32 48#define WLAN_DATA_MAXLEN 2312 49 50#define WLAN_A3_PN_OFFSET 24 51#define WLAN_A4_PN_OFFSET 30 52 53#define WLAN_MIN_ETHFRM_LEN 60 54#define WLAN_MAX_ETHFRM_LEN 1514 55#define WLAN_ETHHDR_LEN 14 56 57#define P80211CAPTURE_VERSION 0x80211001 58 59enum WIFI_FRAME_TYPE { 60 WIFI_MGT_TYPE = (0), 61 WIFI_CTRL_TYPE = (BIT(2)), 62 WIFI_DATA_TYPE = (BIT(3)), 63 WIFI_QOS_DATA_TYPE = (BIT(7)|BIT(3)), /*!< QoS Data */ 64}; 65 66enum WIFI_FRAME_SUBTYPE { 67 /* below is for mgt frame */ 68 WIFI_ASSOCREQ = (0 | WIFI_MGT_TYPE), 69 WIFI_ASSOCRSP = (BIT(4) | WIFI_MGT_TYPE), 70 WIFI_REASSOCREQ = (BIT(5) | WIFI_MGT_TYPE), 71 WIFI_REASSOCRSP = (BIT(5) | BIT(4) | WIFI_MGT_TYPE), 72 WIFI_PROBEREQ = (BIT(6) | WIFI_MGT_TYPE), 73 WIFI_PROBERSP = (BIT(6) | BIT(4) | WIFI_MGT_TYPE), 74 WIFI_BEACON = (BIT(7) | WIFI_MGT_TYPE), 75 WIFI_ATIM = (BIT(7) | BIT(4) | WIFI_MGT_TYPE), 76 WIFI_DISASSOC = (BIT(7) | BIT(5) | WIFI_MGT_TYPE), 77 WIFI_AUTH = (BIT(7) | BIT(5) | BIT(4) | WIFI_MGT_TYPE), 78 WIFI_DEAUTH = (BIT(7) | BIT(6) | WIFI_MGT_TYPE), 79 WIFI_ACTION = (BIT(7) | BIT(6) | BIT(4) | WIFI_MGT_TYPE), 80 /* below is for control frame */ 81 WIFI_PSPOLL = (BIT(7) | BIT(5) | WIFI_CTRL_TYPE), 82 WIFI_RTS = (BIT(7) | BIT(5) | BIT(4) | WIFI_CTRL_TYPE), 83 WIFI_CTS = (BIT(7) | BIT(6) | WIFI_CTRL_TYPE), 84 WIFI_ACK = (BIT(7) | BIT(6) | BIT(4) | WIFI_CTRL_TYPE), 85 WIFI_CFEND = (BIT(7) | BIT(6) | BIT(5) | WIFI_CTRL_TYPE), 86 WIFI_CFEND_CFACK = (BIT(7) | BIT(6) | BIT(5) | BIT(4) | WIFI_CTRL_TYPE), 87 /* below is for data frame */ 88 WIFI_DATA = (0 | WIFI_DATA_TYPE), 89 WIFI_DATA_CFACK = (BIT(4) | WIFI_DATA_TYPE), 90 WIFI_DATA_CFPOLL = (BIT(5) | WIFI_DATA_TYPE), 91 WIFI_DATA_CFACKPOLL = (BIT(5) | BIT(4) | WIFI_DATA_TYPE), 92 WIFI_DATA_NULL = (BIT(6) | WIFI_DATA_TYPE), 93 WIFI_CF_ACK = (BIT(6) | BIT(4) | WIFI_DATA_TYPE), 94 WIFI_CF_POLL = (BIT(6) | BIT(5) | WIFI_DATA_TYPE), 95 WIFI_CF_ACKPOLL = (BIT(6) | BIT(5) | BIT(4) | WIFI_DATA_TYPE), 96}; 97 98enum WIFI_REASON_CODE { 99 _RSON_RESERVED_ = 0, 100 _RSON_UNSPECIFIED_ = 1, 101 _RSON_AUTH_NO_LONGER_VALID_ = 2, 102 _RSON_DEAUTH_STA_LEAVING_ = 3, 103 _RSON_INACTIVITY_ = 4, 104 _RSON_UNABLE_HANDLE_ = 5, 105 _RSON_CLS2_ = 6, 106 _RSON_CLS3_ = 7, 107 _RSON_DISAOC_STA_LEAVING_ = 8, 108 _RSON_ASOC_NOT_AUTH_ = 9, 109 /* WPA reason */ 110 _RSON_INVALID_IE_ = 13, 111 _RSON_MIC_FAILURE_ = 14, 112 _RSON_4WAY_HNDSHK_TIMEOUT_ = 15, 113 _RSON_GROUP_KEY_UPDATE_TIMEOUT_ = 16, 114 _RSON_DIFF_IE_ = 17, 115 _RSON_MLTCST_CIPHER_NOT_VALID_ = 18, 116 _RSON_UNICST_CIPHER_NOT_VALID_ = 19, 117 _RSON_AKMP_NOT_VALID_ = 20, 118 _RSON_UNSUPPORT_RSNE_VER_ = 21, 119 _RSON_INVALID_RSNE_CAP_ = 22, 120 _RSON_IEEE_802DOT1X_AUTH_FAIL_ = 23, 121 /* below are Realtek definitions */ 122 _RSON_PMK_NOT_AVAILABLE_ = 24, 123}; 124 125enum WIFI_STATUS_CODE { 126 _STATS_SUCCESSFUL_ = 0, 127 _STATS_FAILURE_ = 1, 128 _STATS_CAP_FAIL_ = 10, 129 _STATS_NO_ASOC_ = 11, 130 _STATS_OTHER_ = 12, 131 _STATS_NO_SUPP_ALG_ = 13, 132 _STATS_OUT_OF_AUTH_SEQ_ = 14, 133 _STATS_CHALLENGE_FAIL_ = 15, 134 _STATS_AUTH_TIMEOUT_ = 16, 135 _STATS_UNABLE_HANDLE_STA_ = 17, 136 _STATS_RATE_FAIL_ = 18, 137}; 138 139enum WIFI_REG_DOMAIN { 140 DOMAIN_FCC = 1, 141 DOMAIN_IC = 2, 142 DOMAIN_ETSI = 3, 143 DOMAIN_SPAIN = 4, 144 DOMAIN_FRANCE = 5, 145 DOMAIN_MKK = 6, 146 DOMAIN_ISRAEL = 7, 147 DOMAIN_MKK1 = 8, 148 DOMAIN_MKK2 = 9, 149 DOMAIN_MKK3 = 10, 150 DOMAIN_MAX 151}; 152 153#define _TO_DS_ BIT(8) 154#define _FROM_DS_ BIT(9) 155#define _MORE_FRAG_ BIT(10) 156#define _RETRY_ BIT(11) 157#define _PWRMGT_ BIT(12) 158#define _MORE_DATA_ BIT(13) 159#define _PRIVACY_ BIT(14) 160#define _ORDER_ BIT(15) 161 162#define SetToDs(pbuf) ({ \ 163 *(unsigned short *)(pbuf) |= cpu_to_le16(_TO_DS_); \ 164}) 165 166#define GetToDs(pbuf) (((*(unsigned short *)(pbuf)) & \ 167 le16_to_cpu(_TO_DS_)) != 0) 168 169#define ClearToDs(pbuf) ({ \ 170 *(unsigned short *)(pbuf) &= (~cpu_to_le16(_TO_DS_)); \ 171}) 172 173#define SetFrDs(pbuf) ({ \ 174 *(unsigned short *)(pbuf) |= cpu_to_le16(_FROM_DS_); \ 175}) 176 177#define GetFrDs(pbuf) (((*(unsigned short *)(pbuf)) & \ 178 le16_to_cpu(_FROM_DS_)) != 0) 179 180#define ClearFrDs(pbuf) ({ \ 181 *(unsigned short *)(pbuf) &= (~cpu_to_le16(_FROM_DS_)); \ 182}) 183 184#define get_tofr_ds(pframe) ((GetToDs(pframe) << 1) | GetFrDs(pframe)) 185 186 187#define SetMFrag(pbuf) ({ \ 188 *(unsigned short *)(pbuf) |= cpu_to_le16(_MORE_FRAG_); \ 189}) 190 191#define GetMFrag(pbuf) (((*(unsigned short *)(pbuf)) & \ 192 le16_to_cpu(_MORE_FRAG_)) != 0) 193 194#define ClearMFrag(pbuf) ({ \ 195 *(unsigned short *)(pbuf) &= (~cpu_to_le16(_MORE_FRAG_)); \ 196}) 197 198#define SetRetry(pbuf) ({ \ 199 *(unsigned short *)(pbuf) |= cpu_to_le16(_RETRY_); \ 200}) 201 202#define GetRetry(pbuf) (((*(unsigned short *)(pbuf)) & \ 203 le16_to_cpu(_RETRY_)) != 0) 204 205#define ClearRetry(pbuf) ({ \ 206 *(unsigned short *)(pbuf) &= (~cpu_to_le16(_RETRY_)); \ 207}) 208 209#define SetPwrMgt(pbuf) ({ \ 210 *(unsigned short *)(pbuf) |= cpu_to_le16(_PWRMGT_); \ 211}) 212 213#define GetPwrMgt(pbuf) (((*(unsigned short *)(pbuf)) & \ 214 le16_to_cpu(_PWRMGT_)) != 0) 215 216#define ClearPwrMgt(pbuf) ({ \ 217 *(unsigned short *)(pbuf) &= (~cpu_to_le16(_PWRMGT_)); \ 218}) 219 220#define SetMData(pbuf) ({ \ 221 *(unsigned short *)(pbuf) |= cpu_to_le16(_MORE_DATA_); \ 222}) 223 224#define GetMData(pbuf) (((*(unsigned short *)(pbuf)) & \ 225 le16_to_cpu(_MORE_DATA_)) != 0) 226 227#define ClearMData(pbuf) ({ \ 228 *(unsigned short *)(pbuf) &= (~cpu_to_le16(_MORE_DATA_)); \ 229}) 230 231#define SetPrivacy(pbuf) ({ \ 232 *(unsigned short *)(pbuf) |= cpu_to_le16(_PRIVACY_); \ 233}) 234 235#define GetPrivacy(pbuf) (((*(unsigned short *)(pbuf)) & \ 236 le16_to_cpu(_PRIVACY_)) != 0) 237 238#define GetOrder(pbuf) (((*(unsigned short *)(pbuf)) & \ 239 le16_to_cpu(_ORDER_)) != 0) 240 241#define GetFrameType(pbuf) (le16_to_cpu(*(unsigned short *)(pbuf)) & \ 242 (BIT(3) | BIT(2))) 243 244#define SetFrameType(pbuf, type) \ 245 do { \ 246 *(unsigned short *)(pbuf) &= cpu_to_le16(~(BIT(3) | \ 247 BIT(2))); \ 248 *(unsigned short *)(pbuf) |= cpu_to_le16(type); \ 249 } while (0) 250 251#define GetFrameSubType(pbuf) (cpu_to_le16(*(unsigned short *)(pbuf)) & \ 252 (BIT(7) | BIT(6) | BIT(5) | BIT(4) | BIT(3) | \ 253 BIT(2))) 254 255#define SetFrameSubType(pbuf, type) \ 256 do { \ 257 *(unsigned short *)(pbuf) &= cpu_to_le16(~(BIT(7) | BIT(6) | \ 258 BIT(5) | BIT(4) | BIT(3) | BIT(2))); \ 259 *(unsigned short *)(pbuf) |= cpu_to_le16(type); \ 260 } while (0) 261 262#define GetSequence(pbuf) (cpu_to_le16(*(unsigned short *)\ 263 ((addr_t)(pbuf) + 22)) >> 4) 264 265#define GetFragNum(pbuf) (cpu_to_le16(*(unsigned short *)((addr_t)\ 266 (pbuf) + 22)) & 0x0f) 267 268#define SetSeqNum(pbuf, num) ({ \ 269 *(unsigned short *)((addr_t)(pbuf) + 22) = \ 270 ((*(unsigned short *)((addr_t)(pbuf) + 22)) & \ 271 le16_to_cpu((unsigned short)0x000f)) | \ 272 le16_to_cpu((unsigned short)(0xfff0 & (num << 4))); \ 273}) 274 275#define SetDuration(pbuf, dur) ({ \ 276 *(unsigned short *)((addr_t)(pbuf) + 2) |= \ 277 cpu_to_le16(0xffff & (dur)); \ 278}) 279 280#define SetPriority(pbuf, tid) ({ \ 281 *(unsigned short *)(pbuf) |= cpu_to_le16(tid & 0xf); \ 282}) 283 284#define GetPriority(pbuf) ((le16_to_cpu(*(unsigned short *)(pbuf))) & 0xf) 285 286#define SetAckpolicy(pbuf, ack) ({ \ 287 *(unsigned short *)(pbuf) |= cpu_to_le16((ack & 3) << 5); \ 288}) 289 290#define GetAckpolicy(pbuf) (((le16_to_cpu(*(unsigned short *)pbuf)) >> 5) & 0x3) 291 292#define GetAMsdu(pbuf) (((le16_to_cpu(*(unsigned short *)pbuf)) >> 7) & 0x1) 293 294#define GetAid(pbuf) (cpu_to_le16(*(unsigned short *)((addr_t)(pbuf) + 2)) \ 295 & 0x3fff) 296 297#define GetAddr1Ptr(pbuf) ((unsigned char *)((addr_t)(pbuf) + 4)) 298 299#define GetAddr2Ptr(pbuf) ((unsigned char *)((addr_t)(pbuf) + 10)) 300 301#define GetAddr3Ptr(pbuf) ((unsigned char *)((addr_t)(pbuf) + 16)) 302 303#define GetAddr4Ptr(pbuf) ((unsigned char *)((addr_t)(pbuf) + 24)) 304 305 306 307static inline int IS_MCAST(unsigned char *da) 308{ 309 if ((*da) & 0x01) 310 return true; 311 else 312 return false; 313} 314 315 316static inline unsigned char *get_da(unsigned char *pframe) 317{ 318 unsigned char *da; 319 unsigned int to_fr_ds = (GetToDs(pframe) << 1) | GetFrDs(pframe); 320 321 switch (to_fr_ds) { 322 case 0x00: /* ToDs=0, FromDs=0 */ 323 da = GetAddr1Ptr(pframe); 324 break; 325 case 0x01: /* ToDs=0, FromDs=1 */ 326 da = GetAddr1Ptr(pframe); 327 break; 328 case 0x02: /* ToDs=1, FromDs=0 */ 329 da = GetAddr3Ptr(pframe); 330 break; 331 default: /* ToDs=1, FromDs=1 */ 332 da = GetAddr3Ptr(pframe); 333 break; 334 } 335 return da; 336} 337 338 339static inline unsigned char *get_sa(unsigned char *pframe) 340{ 341 unsigned char *sa; 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 sa = GetAddr2Ptr(pframe); 347 break; 348 case 0x01: /* ToDs=0, FromDs=1 */ 349 sa = GetAddr3Ptr(pframe); 350 break; 351 case 0x02: /* ToDs=1, FromDs=0 */ 352 sa = GetAddr2Ptr(pframe); 353 break; 354 default: /* ToDs=1, FromDs=1 */ 355 sa = GetAddr4Ptr(pframe); 356 break; 357 } 358 359 return sa; 360} 361 362static inline unsigned char *get_hdr_bssid(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 = GetAddr3Ptr(pframe); 370 break; 371 case 0x01: /* ToDs=0, FromDs=1 */ 372 sa = GetAddr2Ptr(pframe); 373 break; 374 case 0x02: /* ToDs=1, FromDs=0 */ 375 sa = GetAddr1Ptr(pframe); 376 break; 377 default: /* ToDs=1, FromDs=1 */ 378 sa = NULL; 379 break; 380 } 381 return sa; 382} 383 384 385 386/*----------------------------------------------------------------------------- 387 Below is for the security related definition 388------------------------------------------------------------------------------*/ 389#define _RESERVED_FRAME_TYPE_ 0 390#define _SKB_FRAME_TYPE_ 2 391#define _PRE_ALLOCMEM_ 1 392#define _PRE_ALLOCHDR_ 3 393#define _PRE_ALLOCLLCHDR_ 4 394#define _PRE_ALLOCICVHDR_ 5 395#define _PRE_ALLOCMICHDR_ 6 396 397#define _SIFSTIME_ ((priv->pmib->BssType.net_work_type & \ 398 WIRELESS_11A) ? 16 : 10) 399#define _ACKCTSLNG_ 14 /*14 bytes long, including crclng */ 400#define _CRCLNG_ 4 401 402#define _ASOCREQ_IE_OFFSET_ 4 /* excluding wlan_hdr */ 403#define _ASOCRSP_IE_OFFSET_ 6 404#define _REASOCREQ_IE_OFFSET_ 10 405#define _REASOCRSP_IE_OFFSET_ 6 406#define _PROBEREQ_IE_OFFSET_ 0 407#define _PROBERSP_IE_OFFSET_ 12 408#define _AUTH_IE_OFFSET_ 6 409#define _DEAUTH_IE_OFFSET_ 0 410#define _BEACON_IE_OFFSET_ 12 411 412#define _FIXED_IE_LENGTH_ _BEACON_IE_OFFSET_ 413 414#define _SSID_IE_ 0 415#define _SUPPORTEDRATES_IE_ 1 416#define _DSSET_IE_ 3 417#define _IBSS_PARA_IE_ 6 418#define _ERPINFO_IE_ 42 419#define _EXT_SUPPORTEDRATES_IE_ 50 420 421#define _HT_CAPABILITY_IE_ 45 422#define _HT_EXTRA_INFO_IE_ 61 423#define _HT_ADD_INFO_IE_ 61 /* _HT_EXTRA_INFO_IE_ */ 424 425#define _VENDOR_SPECIFIC_IE_ 221 426 427#define _RESERVED47_ 47 428 429 430/* --------------------------------------------------------------------------- 431 Below is the fixed elements... 432-----------------------------------------------------------------------------*/ 433#define _AUTH_ALGM_NUM_ 2 434#define _AUTH_SEQ_NUM_ 2 435#define _BEACON_ITERVAL_ 2 436#define _CAPABILITY_ 2 437#define _CURRENT_APADDR_ 6 438#define _LISTEN_INTERVAL_ 2 439#define _RSON_CODE_ 2 440#define _ASOC_ID_ 2 441#define _STATUS_CODE_ 2 442#define _TIMESTAMP_ 8 443 444#define AUTH_ODD_TO 0 445#define AUTH_EVEN_TO 1 446 447#define WLAN_ETHCONV_ENCAP 1 448#define WLAN_ETHCONV_RFC1042 2 449#define WLAN_ETHCONV_8021h 3 450 451#define cap_ESS BIT(0) 452#define cap_IBSS BIT(1) 453#define cap_CFPollable BIT(2) 454#define cap_CFRequest BIT(3) 455#define cap_Privacy BIT(4) 456#define cap_ShortPremble BIT(5) 457 458/*----------------------------------------------------------------------------- 459 Below is the definition for 802.11i / 802.1x 460------------------------------------------------------------------------------*/ 461#define _IEEE8021X_MGT_ 1 /*WPA */ 462#define _IEEE8021X_PSK_ 2 /* WPA with pre-shared key */ 463 464/*----------------------------------------------------------------------------- 465 Below is the definition for WMM 466------------------------------------------------------------------------------*/ 467#define _WMM_IE_Length_ 7 /* for WMM STA */ 468#define _WMM_Para_Element_Length_ 24 469 470 471/*----------------------------------------------------------------------------- 472 Below is the definition for 802.11n 473------------------------------------------------------------------------------*/ 474 475/* block-ack parameters */ 476#define IEEE80211_ADDBA_PARAM_POLICY_MASK 0x0002 477#define IEEE80211_ADDBA_PARAM_TID_MASK 0x003C 478#define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFA0 479#define IEEE80211_DELBA_PARAM_TID_MASK 0xF000 480#define IEEE80211_DELBA_PARAM_INITIATOR_MASK 0x0800 481 482#define SetOrderBit(pbuf) ({ \ 483 *(unsigned short *)(pbuf) |= cpu_to_le16(_ORDER_); \ 484}) 485 486#define GetOrderBit(pbuf) (((*(unsigned short *)(pbuf)) & \ 487 le16_to_cpu(_ORDER_)) != 0) 488 489 490/** 491 * struct ieee80211_bar - HT Block Ack Request 492 * 493 * This structure refers to "HT BlockAckReq" as 494 * described in 802.11n draft section 7.2.1.7.1 495 */ 496struct ieee80211_bar { 497 unsigned short frame_control; 498 unsigned short duration; 499 unsigned char ra[6]; 500 unsigned char ta[6]; 501 unsigned short control; 502 unsigned short start_seq_num; 503} __packed; 504 505/* 802.11 BAR control masks */ 506#define IEEE80211_BAR_CTRL_ACK_POLICY_NORMAL 0x0000 507#define IEEE80211_BAR_CTRL_CBMTID_COMPRESSED_BA 0x0004 508 509 510 /** 511 * struct ieee80211_ht_cap - HT capabilities 512 * 513 * This structure refers to "HT capabilities element" as 514 * described in 802.11n draft section 7.3.2.52 515 */ 516 517struct ieee80211_ht_cap { 518 unsigned short cap_info; 519 unsigned char ampdu_params_info; 520 unsigned char supp_mcs_set[16]; 521 unsigned short extended_ht_cap_info; 522 unsigned int tx_BF_cap_info; 523 unsigned char antenna_selection_info; 524} __packed; 525 526/** 527 * struct ieee80211_ht_cap - HT additional information 528 * 529 * This structure refers to "HT information element" as 530 * described in 802.11n draft section 7.3.2.53 531 */ 532struct ieee80211_ht_addt_info { 533 unsigned char control_chan; 534 unsigned char ht_param; 535 unsigned short operation_mode; 536 unsigned short stbc_param; 537 unsigned char basic_set[16]; 538} __packed; 539 540/* 802.11n HT capabilities masks */ 541#define IEEE80211_HT_CAP_SUP_WIDTH 0x0002 542#define IEEE80211_HT_CAP_SM_PS 0x000C 543#define IEEE80211_HT_CAP_GRN_FLD 0x0010 544#define IEEE80211_HT_CAP_SGI_20 0x0020 545#define IEEE80211_HT_CAP_SGI_40 0x0040 546#define IEEE80211_HT_CAP_TX_STBC 0x0080 547#define IEEE80211_HT_CAP_DELAY_BA 0x0400 548#define IEEE80211_HT_CAP_MAX_AMSDU 0x0800 549#define IEEE80211_HT_CAP_DSSSCCK40 0x1000 550/* 802.11n HT capability AMPDU settings */ 551#define IEEE80211_HT_CAP_AMPDU_FACTOR 0x03 552#define IEEE80211_HT_CAP_AMPDU_DENSITY 0x1C 553/* 802.11n HT capability MSC set */ 554#define IEEE80211_SUPP_MCS_SET_UEQM 4 555#define IEEE80211_HT_CAP_MAX_STREAMS 4 556#define IEEE80211_SUPP_MCS_SET_LEN 10 557/* maximum streams the spec allows */ 558#define IEEE80211_HT_CAP_MCS_TX_DEFINED 0x01 559#define IEEE80211_HT_CAP_MCS_TX_RX_DIFF 0x02 560#define IEEE80211_HT_CAP_MCS_TX_STREAMS 0x0C 561#define IEEE80211_HT_CAP_MCS_TX_UEQM 0x10 562/* 802.11n HT IE masks */ 563#define IEEE80211_HT_IE_CHA_SEC_OFFSET 0x03 564#define IEEE80211_HT_IE_CHA_SEC_NONE 0x00 565#define IEEE80211_HT_IE_CHA_SEC_ABOVE 0x01 566#define IEEE80211_HT_IE_CHA_SEC_BELOW 0x03 567#define IEEE80211_HT_IE_CHA_WIDTH 0x04 568#define IEEE80211_HT_IE_HT_PROTECTION 0x0003 569#define IEEE80211_HT_IE_NON_GF_STA_PRSNT 0x0004 570#define IEEE80211_HT_IE_NON_HT_STA_PRSNT 0x0010 571 572/* block-ack parameters */ 573#define IEEE80211_ADDBA_PARAM_POLICY_MASK 0x0002 574#define IEEE80211_ADDBA_PARAM_TID_MASK 0x003C 575#define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFA0 576#define IEEE80211_DELBA_PARAM_TID_MASK 0xF000 577#define IEEE80211_DELBA_PARAM_INITIATOR_MASK 0x0800 578 579/* 580 * A-PMDU buffer sizes 581 * According to IEEE802.11n spec size varies from 8K to 64K (in powers of 2) 582 */ 583#define IEEE80211_MIN_AMPDU_BUF 0x8 584#define IEEE80211_MAX_AMPDU_BUF 0x40 585 586 587/* Spatial Multiplexing Power Save Modes */ 588#define WLAN_HT_CAP_SM_PS_STATIC 0 589#define WLAN_HT_CAP_SM_PS_DYNAMIC 1 590#define WLAN_HT_CAP_SM_PS_INVALID 2 591#define WLAN_HT_CAP_SM_PS_DISABLED 3 592 593#endif /* _WIFI_H_ */ 594 595