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 #define WLAN_IEEE_OUI_LEN 3 32 #define WLAN_CRC_LEN 4 33 #define WLAN_BSSID_LEN 6 34 #define WLAN_BSS_TS_LEN 8 35 #define WLAN_HDR_A3_LEN 24 36 #define WLAN_HDR_A4_LEN 30 37 #define WLAN_HDR_A3_QOS_LEN 26 38 #define WLAN_HDR_A4_QOS_LEN 32 39 #define WLAN_SSID_MAXLEN 32 40 #define WLAN_DATA_MAXLEN 2312 41 42 #define WLAN_A3_PN_OFFSET 24 43 #define WLAN_A4_PN_OFFSET 30 44 45 #define WLAN_MIN_ETHFRM_LEN 60 46 #define WLAN_MAX_ETHFRM_LEN 1514 47 48 #define P80211CAPTURE_VERSION 0x80211001 49 50 enum WIFI_FRAME_TYPE { 51 WIFI_MGT_TYPE = (0), 52 WIFI_CTRL_TYPE = (BIT(2)), 53 WIFI_DATA_TYPE = (BIT(3)), 54 WIFI_QOS_DATA_TYPE = (BIT(7)|BIT(3)), /*!< QoS Data */ 55 }; 56 57 enum WIFI_FRAME_SUBTYPE { 58 /* below is for mgt frame */ 59 WIFI_ASSOCREQ = (0 | WIFI_MGT_TYPE), 60 WIFI_ASSOCRSP = (BIT(4) | WIFI_MGT_TYPE), 61 WIFI_REASSOCREQ = (BIT(5) | WIFI_MGT_TYPE), 62 WIFI_REASSOCRSP = (BIT(5) | BIT(4) | WIFI_MGT_TYPE), 63 WIFI_PROBEREQ = (BIT(6) | WIFI_MGT_TYPE), 64 WIFI_PROBERSP = (BIT(6) | BIT(4) | WIFI_MGT_TYPE), 65 WIFI_BEACON = (BIT(7) | WIFI_MGT_TYPE), 66 WIFI_ATIM = (BIT(7) | BIT(4) | WIFI_MGT_TYPE), 67 WIFI_DISASSOC = (BIT(7) | BIT(5) | WIFI_MGT_TYPE), 68 WIFI_AUTH = (BIT(7) | BIT(5) | BIT(4) | WIFI_MGT_TYPE), 69 WIFI_DEAUTH = (BIT(7) | BIT(6) | WIFI_MGT_TYPE), 70 WIFI_ACTION = (BIT(7) | BIT(6) | BIT(4) | WIFI_MGT_TYPE), 71 /* below is for control frame */ 72 WIFI_PSPOLL = (BIT(7) | BIT(5) | WIFI_CTRL_TYPE), 73 WIFI_RTS = (BIT(7) | BIT(5) | BIT(4) | WIFI_CTRL_TYPE), 74 WIFI_CTS = (BIT(7) | BIT(6) | WIFI_CTRL_TYPE), 75 WIFI_ACK = (BIT(7) | BIT(6) | BIT(4) | WIFI_CTRL_TYPE), 76 WIFI_CFEND = (BIT(7) | BIT(6) | BIT(5) | WIFI_CTRL_TYPE), 77 WIFI_CFEND_CFACK = (BIT(7) | BIT(6) | BIT(5) | BIT(4) | WIFI_CTRL_TYPE), 78 /* below is for data frame */ 79 WIFI_DATA = (0 | WIFI_DATA_TYPE), 80 WIFI_DATA_CFACK = (BIT(4) | WIFI_DATA_TYPE), 81 WIFI_DATA_CFPOLL = (BIT(5) | WIFI_DATA_TYPE), 82 WIFI_DATA_CFACKPOLL = (BIT(5) | BIT(4) | WIFI_DATA_TYPE), 83 WIFI_DATA_NULL = (BIT(6) | WIFI_DATA_TYPE), 84 WIFI_CF_ACK = (BIT(6) | BIT(4) | WIFI_DATA_TYPE), 85 WIFI_CF_POLL = (BIT(6) | BIT(5) | WIFI_DATA_TYPE), 86 WIFI_CF_ACKPOLL = (BIT(6) | BIT(5) | BIT(4) | WIFI_DATA_TYPE), 87 }; 88 89 enum WIFI_REASON_CODE { 90 _RSON_RESERVED_ = 0, 91 _RSON_UNSPECIFIED_ = 1, 92 _RSON_AUTH_NO_LONGER_VALID_ = 2, 93 _RSON_DEAUTH_STA_LEAVING_ = 3, 94 _RSON_INACTIVITY_ = 4, 95 _RSON_UNABLE_HANDLE_ = 5, 96 _RSON_CLS2_ = 6, 97 _RSON_CLS3_ = 7, 98 _RSON_DISAOC_STA_LEAVING_ = 8, 99 _RSON_ASOC_NOT_AUTH_ = 9, 100 /* WPA reason */ 101 _RSON_INVALID_IE_ = 13, 102 _RSON_MIC_FAILURE_ = 14, 103 _RSON_4WAY_HNDSHK_TIMEOUT_ = 15, 104 _RSON_GROUP_KEY_UPDATE_TIMEOUT_ = 16, 105 _RSON_DIFF_IE_ = 17, 106 _RSON_MLTCST_CIPHER_NOT_VALID_ = 18, 107 _RSON_UNICST_CIPHER_NOT_VALID_ = 19, 108 _RSON_AKMP_NOT_VALID_ = 20, 109 _RSON_UNSUPPORT_RSNE_VER_ = 21, 110 _RSON_INVALID_RSNE_CAP_ = 22, 111 _RSON_IEEE_802DOT1X_AUTH_FAIL_ = 23, 112 /* below are Realtek definitions */ 113 _RSON_PMK_NOT_AVAILABLE_ = 24, 114 }; 115 116 enum WIFI_STATUS_CODE { 117 _STATS_SUCCESSFUL_ = 0, 118 _STATS_FAILURE_ = 1, 119 _STATS_CAP_FAIL_ = 10, 120 _STATS_NO_ASOC_ = 11, 121 _STATS_OTHER_ = 12, 122 _STATS_NO_SUPP_ALG_ = 13, 123 _STATS_OUT_OF_AUTH_SEQ_ = 14, 124 _STATS_CHALLENGE_FAIL_ = 15, 125 _STATS_AUTH_TIMEOUT_ = 16, 126 _STATS_UNABLE_HANDLE_STA_ = 17, 127 _STATS_RATE_FAIL_ = 18, 128 }; 129 130 enum WIFI_REG_DOMAIN { 131 DOMAIN_FCC = 1, 132 DOMAIN_IC = 2, 133 DOMAIN_ETSI = 3, 134 DOMAIN_SPAIN = 4, 135 DOMAIN_FRANCE = 5, 136 DOMAIN_MKK = 6, 137 DOMAIN_ISRAEL = 7, 138 DOMAIN_MKK1 = 8, 139 DOMAIN_MKK2 = 9, 140 DOMAIN_MKK3 = 10, 141 DOMAIN_MAX 142 }; 143 144 #define _TO_DS_ BIT(8) 145 #define _FROM_DS_ BIT(9) 146 #define _MORE_FRAG_ BIT(10) 147 #define _RETRY_ BIT(11) 148 #define _PWRMGT_ BIT(12) 149 #define _MORE_DATA_ BIT(13) 150 #define _PRIVACY_ BIT(14) 151 #define _ORDER_ BIT(15) 152 153 #define SetToDs(pbuf) ({ \ 154 *(__le16 *)(pbuf) |= cpu_to_le16(_TO_DS_); \ 155 }) 156 157 #define GetToDs(pbuf) (((*(__le16 *)(pbuf)) & cpu_to_le16(_TO_DS_)) != 0) 158 159 #define ClearToDs(pbuf) ({ \ 160 *(__le16 *)(pbuf) &= (~cpu_to_le16(_TO_DS_)); \ 161 }) 162 163 #define SetFrDs(pbuf) ({ \ 164 *(__le16 *)(pbuf) |= cpu_to_le16(_FROM_DS_); \ 165 }) 166 167 #define GetFrDs(pbuf) (((*(__le16 *)(pbuf)) & cpu_to_le16(_FROM_DS_)) != 0) 168 169 #define ClearFrDs(pbuf) ({ \ 170 *(__le16 *)(pbuf) &= (~cpu_to_le16(_FROM_DS_)); \ 171 }) 172 173 static inline unsigned char get_tofr_ds(unsigned char *pframe) 174 { 175 return ((GetToDs(pframe) << 1) | GetFrDs(pframe)); 176 } 177 178 #define SetMFrag(pbuf) ({ \ 179 *(__le16 *)(pbuf) |= cpu_to_le16(_MORE_FRAG_); \ 180 }) 181 182 #define GetMFrag(pbuf) (((*(__le16 *)(pbuf)) & cpu_to_le16(_MORE_FRAG_)) != 0) 183 184 #define ClearMFrag(pbuf) ({ \ 185 *(__le16 *)(pbuf) &= (~cpu_to_le16(_MORE_FRAG_)); \ 186 }) 187 188 #define SetRetry(pbuf) ({ \ 189 *(__le16 *)(pbuf) |= cpu_to_le16(_RETRY_); \ 190 }) 191 192 #define GetRetry(pbuf) (((*(__le16 *)(pbuf)) & cpu_to_le16(_RETRY_)) != 0) 193 194 #define ClearRetry(pbuf) ({ \ 195 *(__le16 *)(pbuf) &= (~cpu_to_le16(_RETRY_)); \ 196 }) 197 198 #define SetPwrMgt(pbuf) ({ \ 199 *(__le16 *)(pbuf) |= cpu_to_le16(_PWRMGT_); \ 200 }) 201 202 #define GetPwrMgt(pbuf) (((*(__le16 *)(pbuf)) & \ 203 cpu_to_le16(_PWRMGT_)) != 0) 204 205 #define ClearPwrMgt(pbuf) ({ \ 206 *(__le16 *)(pbuf) &= (~cpu_to_le16(_PWRMGT_)); \ 207 }) 208 209 #define SetMData(pbuf) ({ \ 210 *(__le16 *)(pbuf) |= cpu_to_le16(_MORE_DATA_); \ 211 }) 212 213 #define GetMData(pbuf) (((*(__le16 *)(pbuf)) & \ 214 cpu_to_le16(_MORE_DATA_)) != 0) 215 216 #define ClearMData(pbuf) ({ \ 217 *(__le16 *)(pbuf) &= (~cpu_to_le16(_MORE_DATA_)); \ 218 }) 219 220 #define SetPrivacy(pbuf) ({ \ 221 *(__le16 *)(pbuf) |= cpu_to_le16(_PRIVACY_); \ 222 }) 223 224 #define GetPrivacy(pbuf) (((*(__le16 *)(pbuf)) & \ 225 cpu_to_le16(_PRIVACY_)) != 0) 226 227 #define GetOrder(pbuf) (((*(__le16 *)(pbuf)) & \ 228 cpu_to_le16(_ORDER_)) != 0) 229 230 #define GetFrameType(pbuf) (le16_to_cpu(*(__le16 *)(pbuf)) & \ 231 (BIT(3) | BIT(2))) 232 233 #define SetFrameType(pbuf, type) \ 234 do { \ 235 *(__le16 *)(pbuf) &= cpu_to_le16(~(BIT(3) | \ 236 BIT(2))); \ 237 *(__le16 *)(pbuf) |= cpu_to_le16(type); \ 238 } while (0) 239 240 #define GetFrameSubType(pbuf) (le16_to_cpu(*(__le16 *)(pbuf)) & \ 241 (BIT(7) | BIT(6) | BIT(5) | BIT(4) | BIT(3) | \ 242 BIT(2))) 243 244 #define SetFrameSubType(pbuf, type) \ 245 do { \ 246 *(__le16 *)(pbuf) &= cpu_to_le16(~(BIT(7) | BIT(6) | \ 247 BIT(5) | BIT(4) | BIT(3) | BIT(2))); \ 248 *(__le16 *)(pbuf) |= cpu_to_le16(type); \ 249 } while (0) 250 251 #define GetSequence(pbuf) (le16_to_cpu(*(__le16 *)\ 252 ((addr_t)(pbuf) + 22)) >> 4) 253 254 #define GetFragNum(pbuf) (le16_to_cpu(*(__le16 *)((addr_t)\ 255 (pbuf) + 22)) & 0x0f) 256 257 #define SetSeqNum(pbuf, num) ({ \ 258 *(__le16 *)((addr_t)(pbuf) + 22) = \ 259 cpu_to_le16((le16_to_cpu(*(__le16 *)((addr_t)(pbuf) + 22)) & \ 260 0x000f) | (0xfff0 & (num << 4))); \ 261 }) 262 263 #define SetDuration(pbuf, dur) ({ \ 264 *(__le16 *)((addr_t)(pbuf) + 2) |= \ 265 cpu_to_le16(0xffff & (dur)); \ 266 }) 267 268 #define SetPriority(pbuf, tid) ({ \ 269 *(__le16 *)(pbuf) |= cpu_to_le16(tid & 0xf); \ 270 }) 271 272 #define GetPriority(pbuf) ((le16_to_cpu(*(__le16 *)(pbuf))) & 0xf) 273 274 #define SetAckpolicy(pbuf, ack) ({ \ 275 *(__le16 *)(pbuf) |= cpu_to_le16((ack & 3) << 5); \ 276 }) 277 278 #define GetAckpolicy(pbuf) (((le16_to_cpu(*(__le16 *)pbuf)) >> 5) & 0x3) 279 280 #define GetAMsdu(pbuf) (((le16_to_cpu(*(__le16 *)pbuf)) >> 7) & 0x1) 281 282 #define GetAid(pbuf) (cpu_to_le16(*(__le16 *)((addr_t)(pbuf) + 2)) \ 283 & 0x3fff) 284 285 #define GetAddr1Ptr(pbuf) ((unsigned char *)((addr_t)(pbuf) + 4)) 286 287 #define GetAddr2Ptr(pbuf) ((unsigned char *)((addr_t)(pbuf) + 10)) 288 289 #define GetAddr3Ptr(pbuf) ((unsigned char *)((addr_t)(pbuf) + 16)) 290 291 #define GetAddr4Ptr(pbuf) ((unsigned char *)((addr_t)(pbuf) + 24)) 292 293 294 295 static inline int IS_MCAST(unsigned char *da) 296 { 297 if ((*da) & 0x01) 298 return true; 299 else 300 return false; 301 } 302 303 304 static inline unsigned char *get_da(unsigned char *pframe) 305 { 306 unsigned char *da; 307 unsigned int to_fr_ds = (GetToDs(pframe) << 1) | GetFrDs(pframe); 308 309 switch (to_fr_ds) { 310 case 0x00: /* ToDs=0, FromDs=0 */ 311 da = GetAddr1Ptr(pframe); 312 break; 313 case 0x01: /* ToDs=0, FromDs=1 */ 314 da = GetAddr1Ptr(pframe); 315 break; 316 case 0x02: /* ToDs=1, FromDs=0 */ 317 da = GetAddr3Ptr(pframe); 318 break; 319 default: /* ToDs=1, FromDs=1 */ 320 da = GetAddr3Ptr(pframe); 321 break; 322 } 323 return da; 324 } 325 326 327 static inline unsigned char *get_sa(unsigned char *pframe) 328 { 329 unsigned char *sa; 330 unsigned int to_fr_ds = (GetToDs(pframe) << 1) | GetFrDs(pframe); 331 332 switch (to_fr_ds) { 333 case 0x00: /* ToDs=0, FromDs=0 */ 334 sa = GetAddr2Ptr(pframe); 335 break; 336 case 0x01: /* ToDs=0, FromDs=1 */ 337 sa = GetAddr3Ptr(pframe); 338 break; 339 case 0x02: /* ToDs=1, FromDs=0 */ 340 sa = GetAddr2Ptr(pframe); 341 break; 342 default: /* ToDs=1, FromDs=1 */ 343 sa = GetAddr4Ptr(pframe); 344 break; 345 } 346 347 return sa; 348 } 349 350 static inline unsigned char *get_hdr_bssid(unsigned char *pframe) 351 { 352 unsigned char *sa; 353 unsigned int to_fr_ds = (GetToDs(pframe) << 1) | GetFrDs(pframe); 354 355 switch (to_fr_ds) { 356 case 0x00: /* ToDs=0, FromDs=0 */ 357 sa = GetAddr3Ptr(pframe); 358 break; 359 case 0x01: /* ToDs=0, FromDs=1 */ 360 sa = GetAddr2Ptr(pframe); 361 break; 362 case 0x02: /* ToDs=1, FromDs=0 */ 363 sa = GetAddr1Ptr(pframe); 364 break; 365 default: /* ToDs=1, FromDs=1 */ 366 sa = NULL; 367 break; 368 } 369 return sa; 370 } 371 372 373 374 /*----------------------------------------------------------------------------- 375 * Below is for the security related definition 376 *----------------------------------------------------------------------------- 377 */ 378 #define _RESERVED_FRAME_TYPE_ 0 379 #define _SKB_FRAME_TYPE_ 2 380 #define _PRE_ALLOCMEM_ 1 381 #define _PRE_ALLOCHDR_ 3 382 #define _PRE_ALLOCLLCHDR_ 4 383 #define _PRE_ALLOCICVHDR_ 5 384 #define _PRE_ALLOCMICHDR_ 6 385 386 #define _SIFSTIME_ ((priv->pmib->BssType.net_work_type & \ 387 WIRELESS_11A) ? 16 : 10) 388 #define _ACKCTSLNG_ 14 /*14 bytes long, including crclng */ 389 #define _CRCLNG_ 4 390 391 #define _ASOCREQ_IE_OFFSET_ 4 /* excluding wlan_hdr */ 392 #define _ASOCRSP_IE_OFFSET_ 6 393 #define _REASOCREQ_IE_OFFSET_ 10 394 #define _REASOCRSP_IE_OFFSET_ 6 395 #define _PROBEREQ_IE_OFFSET_ 0 396 #define _PROBERSP_IE_OFFSET_ 12 397 #define _AUTH_IE_OFFSET_ 6 398 #define _DEAUTH_IE_OFFSET_ 0 399 #define _BEACON_IE_OFFSET_ 12 400 401 #define _FIXED_IE_LENGTH_ _BEACON_IE_OFFSET_ 402 403 #define _SSID_IE_ 0 404 #define _SUPPORTEDRATES_IE_ 1 405 #define _DSSET_IE_ 3 406 #define _IBSS_PARA_IE_ 6 407 #define _ERPINFO_IE_ 42 408 #define _EXT_SUPPORTEDRATES_IE_ 50 409 410 #define _HT_CAPABILITY_IE_ 45 411 #define _HT_EXTRA_INFO_IE_ 61 412 #define _HT_ADD_INFO_IE_ 61 /* _HT_EXTRA_INFO_IE_ */ 413 414 #define _VENDOR_SPECIFIC_IE_ 221 415 416 #define _RESERVED47_ 47 417 418 419 /* --------------------------------------------------------------------------- 420 * Below is the fixed elements... 421 * --------------------------------------------------------------------------- 422 */ 423 #define _AUTH_ALGM_NUM_ 2 424 #define _AUTH_SEQ_NUM_ 2 425 #define _BEACON_ITERVAL_ 2 426 #define _CAPABILITY_ 2 427 #define _CURRENT_APADDR_ 6 428 #define _LISTEN_INTERVAL_ 2 429 #define _RSON_CODE_ 2 430 #define _ASOC_ID_ 2 431 #define _STATUS_CODE_ 2 432 #define _TIMESTAMP_ 8 433 434 #define AUTH_ODD_TO 0 435 #define AUTH_EVEN_TO 1 436 437 #define WLAN_ETHCONV_ENCAP 1 438 #define WLAN_ETHCONV_RFC1042 2 439 #define WLAN_ETHCONV_8021h 3 440 441 #define cap_ESS BIT(0) 442 #define cap_IBSS BIT(1) 443 #define cap_CFPollable BIT(2) 444 #define cap_CFRequest BIT(3) 445 #define cap_Privacy BIT(4) 446 #define cap_ShortPremble BIT(5) 447 448 /*----------------------------------------------------------------------------- 449 * Below is the definition for 802.11i / 802.1x 450 *------------------------------------------------------------------------------ 451 */ 452 #define _IEEE8021X_MGT_ 1 /*WPA */ 453 #define _IEEE8021X_PSK_ 2 /* WPA with pre-shared key */ 454 455 /*----------------------------------------------------------------------------- 456 * Below is the definition for WMM 457 *------------------------------------------------------------------------------ 458 */ 459 #define _WMM_IE_Length_ 7 /* for WMM STA */ 460 #define _WMM_Para_Element_Length_ 24 461 462 463 /*----------------------------------------------------------------------------- 464 * Below is the definition for 802.11n 465 *------------------------------------------------------------------------------ 466 */ 467 468 /* block-ack parameters */ 469 #define IEEE80211_ADDBA_PARAM_POLICY_MASK 0x0002 470 #define IEEE80211_ADDBA_PARAM_TID_MASK 0x003C 471 #define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFA0 472 #define IEEE80211_DELBA_PARAM_TID_MASK 0xF000 473 #define IEEE80211_DELBA_PARAM_INITIATOR_MASK 0x0800 474 475 #define SetOrderBit(pbuf) ({ \ 476 *(__le16 *)(pbuf) |= cpu_to_le16(_ORDER_); \ 477 }) 478 479 #define GetOrderBit(pbuf) (((*(__le16 *)(pbuf)) & \ 480 le16_to_cpu(_ORDER_)) != 0) 481 482 483 /** 484 * struct ieee80211_bar - HT Block Ack Request 485 * 486 * This structure refers to "HT BlockAckReq" as 487 * described in 802.11n draft section 7.2.1.7.1 488 */ 489 struct ieee80211_bar { 490 __le16 frame_control; 491 __le16 duration; 492 unsigned char ra[6]; 493 unsigned char ta[6]; 494 __le16 control; 495 __le16 start_seq_num; 496 } __packed; 497 498 /* 802.11 BAR control masks */ 499 #define IEEE80211_BAR_CTRL_ACK_POLICY_NORMAL 0x0000 500 #define IEEE80211_BAR_CTRL_CBMTID_COMPRESSED_BA 0x0004 501 502 503 /* 504 * struct ieee80211_ht_cap - HT capabilities 505 * 506 * This structure refers to "HT capabilities element" as 507 * described in 802.11n draft section 7.3.2.52 508 */ 509 510 struct ieee80211_ht_cap { 511 __le16 cap_info; 512 unsigned char ampdu_params_info; 513 unsigned char supp_mcs_set[16]; 514 __le16 extended_ht_cap_info; 515 __le32 tx_BF_cap_info; 516 unsigned char antenna_selection_info; 517 } __packed; 518 519 /** 520 * struct ieee80211_ht_cap - HT additional information 521 * 522 * This structure refers to "HT information element" as 523 * described in 802.11n draft section 7.3.2.53 524 */ 525 struct ieee80211_ht_addt_info { 526 unsigned char control_chan; 527 unsigned char ht_param; 528 __le16 operation_mode; 529 __le16 stbc_param; 530 unsigned char basic_set[16]; 531 } __packed; 532 533 /* 802.11n HT capabilities masks */ 534 #define IEEE80211_HT_CAP_SUP_WIDTH 0x0002 535 #define IEEE80211_HT_CAP_SM_PS 0x000C 536 #define IEEE80211_HT_CAP_GRN_FLD 0x0010 537 #define IEEE80211_HT_CAP_SGI_20 0x0020 538 #define IEEE80211_HT_CAP_SGI_40 0x0040 539 #define IEEE80211_HT_CAP_TX_STBC 0x0080 540 #define IEEE80211_HT_CAP_DELAY_BA 0x0400 541 #define IEEE80211_HT_CAP_MAX_AMSDU 0x0800 542 #define IEEE80211_HT_CAP_DSSSCCK40 0x1000 543 /* 802.11n HT capability AMPDU settings */ 544 #define IEEE80211_HT_CAP_AMPDU_FACTOR 0x03 545 #define IEEE80211_HT_CAP_AMPDU_DENSITY 0x1C 546 /* 802.11n HT capability MSC set */ 547 #define IEEE80211_SUPP_MCS_SET_UEQM 4 548 #define IEEE80211_HT_CAP_MAX_STREAMS 4 549 #define IEEE80211_SUPP_MCS_SET_LEN 10 550 /* maximum streams the spec allows */ 551 #define IEEE80211_HT_CAP_MCS_TX_DEFINED 0x01 552 #define IEEE80211_HT_CAP_MCS_TX_RX_DIFF 0x02 553 #define IEEE80211_HT_CAP_MCS_TX_STREAMS 0x0C 554 #define IEEE80211_HT_CAP_MCS_TX_UEQM 0x10 555 /* 802.11n HT IE masks */ 556 #define IEEE80211_HT_IE_CHA_SEC_OFFSET 0x03 557 #define IEEE80211_HT_IE_CHA_SEC_NONE 0x00 558 #define IEEE80211_HT_IE_CHA_SEC_ABOVE 0x01 559 #define IEEE80211_HT_IE_CHA_SEC_BELOW 0x03 560 #define IEEE80211_HT_IE_CHA_WIDTH 0x04 561 #define IEEE80211_HT_IE_HT_PROTECTION 0x0003 562 #define IEEE80211_HT_IE_NON_GF_STA_PRSNT 0x0004 563 #define IEEE80211_HT_IE_NON_HT_STA_PRSNT 0x0010 564 565 /* block-ack parameters */ 566 #define IEEE80211_ADDBA_PARAM_POLICY_MASK 0x0002 567 #define IEEE80211_ADDBA_PARAM_TID_MASK 0x003C 568 #define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFA0 569 #define IEEE80211_DELBA_PARAM_TID_MASK 0xF000 570 #define IEEE80211_DELBA_PARAM_INITIATOR_MASK 0x0800 571 572 /* 573 * A-PMDU buffer sizes 574 * According to IEEE802.11n spec size varies from 8K to 64K (in powers of 2) 575 */ 576 #define IEEE80211_MIN_AMPDU_BUF 0x8 577 #define IEEE80211_MAX_AMPDU_BUF 0x40 578 579 580 /* Spatial Multiplexing Power Save Modes */ 581 #define WLAN_HT_CAP_SM_PS_STATIC 0 582 #define WLAN_HT_CAP_SM_PS_DYNAMIC 1 583 #define WLAN_HT_CAP_SM_PS_INVALID 2 584 #define WLAN_HT_CAP_SM_PS_DISABLED 3 585 586 #endif /* _WIFI_H_ */ 587 588