1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /* 3 * IEEE 802.11 defines 4 * 5 * Copyright (c) 2001-2002, SSH Communications Security Corp and Jouni Malinen 6 * <[email protected]> 7 * Copyright (c) 2002-2003, Jouni Malinen <[email protected]> 8 * Copyright (c) 2005, Devicescape Software, Inc. 9 * Copyright (c) 2006, Michael Wu <[email protected]> 10 * Copyright (c) 2013 - 2014 Intel Mobile Communications GmbH 11 * Copyright (c) 2016 - 2017 Intel Deutschland GmbH 12 * Copyright (c) 2018 - 2021 Intel Corporation 13 */ 14 15 #ifndef LINUX_IEEE80211_H 16 #define LINUX_IEEE80211_H 17 18 #include <linux/types.h> 19 #include <linux/if_ether.h> 20 #include <linux/etherdevice.h> 21 #include <asm/byteorder.h> 22 #include <asm/unaligned.h> 23 24 /* 25 * DS bit usage 26 * 27 * TA = transmitter address 28 * RA = receiver address 29 * DA = destination address 30 * SA = source address 31 * 32 * ToDS FromDS A1(RA) A2(TA) A3 A4 Use 33 * ----------------------------------------------------------------- 34 * 0 0 DA SA BSSID - IBSS/DLS 35 * 0 1 DA BSSID SA - AP -> STA 36 * 1 0 BSSID SA DA - AP <- STA 37 * 1 1 RA TA DA SA unspecified (WDS) 38 */ 39 40 #define FCS_LEN 4 41 42 #define IEEE80211_FCTL_VERS 0x0003 43 #define IEEE80211_FCTL_FTYPE 0x000c 44 #define IEEE80211_FCTL_STYPE 0x00f0 45 #define IEEE80211_FCTL_TODS 0x0100 46 #define IEEE80211_FCTL_FROMDS 0x0200 47 #define IEEE80211_FCTL_MOREFRAGS 0x0400 48 #define IEEE80211_FCTL_RETRY 0x0800 49 #define IEEE80211_FCTL_PM 0x1000 50 #define IEEE80211_FCTL_MOREDATA 0x2000 51 #define IEEE80211_FCTL_PROTECTED 0x4000 52 #define IEEE80211_FCTL_ORDER 0x8000 53 #define IEEE80211_FCTL_CTL_EXT 0x0f00 54 55 #define IEEE80211_SCTL_FRAG 0x000F 56 #define IEEE80211_SCTL_SEQ 0xFFF0 57 58 #define IEEE80211_FTYPE_MGMT 0x0000 59 #define IEEE80211_FTYPE_CTL 0x0004 60 #define IEEE80211_FTYPE_DATA 0x0008 61 #define IEEE80211_FTYPE_EXT 0x000c 62 63 /* management */ 64 #define IEEE80211_STYPE_ASSOC_REQ 0x0000 65 #define IEEE80211_STYPE_ASSOC_RESP 0x0010 66 #define IEEE80211_STYPE_REASSOC_REQ 0x0020 67 #define IEEE80211_STYPE_REASSOC_RESP 0x0030 68 #define IEEE80211_STYPE_PROBE_REQ 0x0040 69 #define IEEE80211_STYPE_PROBE_RESP 0x0050 70 #define IEEE80211_STYPE_BEACON 0x0080 71 #define IEEE80211_STYPE_ATIM 0x0090 72 #define IEEE80211_STYPE_DISASSOC 0x00A0 73 #define IEEE80211_STYPE_AUTH 0x00B0 74 #define IEEE80211_STYPE_DEAUTH 0x00C0 75 #define IEEE80211_STYPE_ACTION 0x00D0 76 77 /* control */ 78 #define IEEE80211_STYPE_CTL_EXT 0x0060 79 #define IEEE80211_STYPE_BACK_REQ 0x0080 80 #define IEEE80211_STYPE_BACK 0x0090 81 #define IEEE80211_STYPE_PSPOLL 0x00A0 82 #define IEEE80211_STYPE_RTS 0x00B0 83 #define IEEE80211_STYPE_CTS 0x00C0 84 #define IEEE80211_STYPE_ACK 0x00D0 85 #define IEEE80211_STYPE_CFEND 0x00E0 86 #define IEEE80211_STYPE_CFENDACK 0x00F0 87 88 /* data */ 89 #define IEEE80211_STYPE_DATA 0x0000 90 #define IEEE80211_STYPE_DATA_CFACK 0x0010 91 #define IEEE80211_STYPE_DATA_CFPOLL 0x0020 92 #define IEEE80211_STYPE_DATA_CFACKPOLL 0x0030 93 #define IEEE80211_STYPE_NULLFUNC 0x0040 94 #define IEEE80211_STYPE_CFACK 0x0050 95 #define IEEE80211_STYPE_CFPOLL 0x0060 96 #define IEEE80211_STYPE_CFACKPOLL 0x0070 97 #define IEEE80211_STYPE_QOS_DATA 0x0080 98 #define IEEE80211_STYPE_QOS_DATA_CFACK 0x0090 99 #define IEEE80211_STYPE_QOS_DATA_CFPOLL 0x00A0 100 #define IEEE80211_STYPE_QOS_DATA_CFACKPOLL 0x00B0 101 #define IEEE80211_STYPE_QOS_NULLFUNC 0x00C0 102 #define IEEE80211_STYPE_QOS_CFACK 0x00D0 103 #define IEEE80211_STYPE_QOS_CFPOLL 0x00E0 104 #define IEEE80211_STYPE_QOS_CFACKPOLL 0x00F0 105 106 /* extension, added by 802.11ad */ 107 #define IEEE80211_STYPE_DMG_BEACON 0x0000 108 #define IEEE80211_STYPE_S1G_BEACON 0x0010 109 110 /* bits unique to S1G beacon */ 111 #define IEEE80211_S1G_BCN_NEXT_TBTT 0x100 112 113 /* see 802.11ah-2016 9.9 NDP CMAC frames */ 114 #define IEEE80211_S1G_1MHZ_NDP_BITS 25 115 #define IEEE80211_S1G_1MHZ_NDP_BYTES 4 116 #define IEEE80211_S1G_2MHZ_NDP_BITS 37 117 #define IEEE80211_S1G_2MHZ_NDP_BYTES 5 118 119 #define IEEE80211_NDP_FTYPE_CTS 0 120 #define IEEE80211_NDP_FTYPE_CF_END 0 121 #define IEEE80211_NDP_FTYPE_PS_POLL 1 122 #define IEEE80211_NDP_FTYPE_ACK 2 123 #define IEEE80211_NDP_FTYPE_PS_POLL_ACK 3 124 #define IEEE80211_NDP_FTYPE_BA 4 125 #define IEEE80211_NDP_FTYPE_BF_REPORT_POLL 5 126 #define IEEE80211_NDP_FTYPE_PAGING 6 127 #define IEEE80211_NDP_FTYPE_PREQ 7 128 129 #define SM64(f, v) ((((u64)v) << f##_S) & f) 130 131 /* NDP CMAC frame fields */ 132 #define IEEE80211_NDP_FTYPE 0x0000000000000007 133 #define IEEE80211_NDP_FTYPE_S 0x0000000000000000 134 135 /* 1M Probe Request 11ah 9.9.3.1.1 */ 136 #define IEEE80211_NDP_1M_PREQ_ANO 0x0000000000000008 137 #define IEEE80211_NDP_1M_PREQ_ANO_S 3 138 #define IEEE80211_NDP_1M_PREQ_CSSID 0x00000000000FFFF0 139 #define IEEE80211_NDP_1M_PREQ_CSSID_S 4 140 #define IEEE80211_NDP_1M_PREQ_RTYPE 0x0000000000100000 141 #define IEEE80211_NDP_1M_PREQ_RTYPE_S 20 142 #define IEEE80211_NDP_1M_PREQ_RSV 0x0000000001E00000 143 #define IEEE80211_NDP_1M_PREQ_RSV 0x0000000001E00000 144 /* 2M Probe Request 11ah 9.9.3.1.2 */ 145 #define IEEE80211_NDP_2M_PREQ_ANO 0x0000000000000008 146 #define IEEE80211_NDP_2M_PREQ_ANO_S 3 147 #define IEEE80211_NDP_2M_PREQ_CSSID 0x0000000FFFFFFFF0 148 #define IEEE80211_NDP_2M_PREQ_CSSID_S 4 149 #define IEEE80211_NDP_2M_PREQ_RTYPE 0x0000001000000000 150 #define IEEE80211_NDP_2M_PREQ_RTYPE_S 36 151 152 #define IEEE80211_ANO_NETTYPE_WILD 15 153 154 /* bits unique to S1G beacon */ 155 #define IEEE80211_S1G_BCN_NEXT_TBTT 0x100 156 157 /* control extension - for IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTL_EXT */ 158 #define IEEE80211_CTL_EXT_POLL 0x2000 159 #define IEEE80211_CTL_EXT_SPR 0x3000 160 #define IEEE80211_CTL_EXT_GRANT 0x4000 161 #define IEEE80211_CTL_EXT_DMG_CTS 0x5000 162 #define IEEE80211_CTL_EXT_DMG_DTS 0x6000 163 #define IEEE80211_CTL_EXT_SSW 0x8000 164 #define IEEE80211_CTL_EXT_SSW_FBACK 0x9000 165 #define IEEE80211_CTL_EXT_SSW_ACK 0xa000 166 167 168 #define IEEE80211_SN_MASK ((IEEE80211_SCTL_SEQ) >> 4) 169 #define IEEE80211_MAX_SN IEEE80211_SN_MASK 170 #define IEEE80211_SN_MODULO (IEEE80211_MAX_SN + 1) 171 172 173 /* PV1 Layout 11ah 9.8.3.1 */ 174 #define IEEE80211_PV1_FCTL_VERS 0x0003 175 #define IEEE80211_PV1_FCTL_FTYPE 0x001c 176 #define IEEE80211_PV1_FCTL_STYPE 0x00e0 177 #define IEEE80211_PV1_FCTL_TODS 0x0100 178 #define IEEE80211_PV1_FCTL_MOREFRAGS 0x0200 179 #define IEEE80211_PV1_FCTL_PM 0x0400 180 #define IEEE80211_PV1_FCTL_MOREDATA 0x0800 181 #define IEEE80211_PV1_FCTL_PROTECTED 0x1000 182 #define IEEE80211_PV1_FCTL_END_SP 0x2000 183 #define IEEE80211_PV1_FCTL_RELAYED 0x4000 184 #define IEEE80211_PV1_FCTL_ACK_POLICY 0x8000 185 #define IEEE80211_PV1_FCTL_CTL_EXT 0x0f00 186 187 static inline bool ieee80211_sn_less(u16 sn1, u16 sn2) 188 { 189 return ((sn1 - sn2) & IEEE80211_SN_MASK) > (IEEE80211_SN_MODULO >> 1); 190 } 191 192 static inline u16 ieee80211_sn_add(u16 sn1, u16 sn2) 193 { 194 return (sn1 + sn2) & IEEE80211_SN_MASK; 195 } 196 197 static inline u16 ieee80211_sn_inc(u16 sn) 198 { 199 return ieee80211_sn_add(sn, 1); 200 } 201 202 static inline u16 ieee80211_sn_sub(u16 sn1, u16 sn2) 203 { 204 return (sn1 - sn2) & IEEE80211_SN_MASK; 205 } 206 207 #define IEEE80211_SEQ_TO_SN(seq) (((seq) & IEEE80211_SCTL_SEQ) >> 4) 208 #define IEEE80211_SN_TO_SEQ(ssn) (((ssn) << 4) & IEEE80211_SCTL_SEQ) 209 210 /* miscellaneous IEEE 802.11 constants */ 211 #define IEEE80211_MAX_FRAG_THRESHOLD 2352 212 #define IEEE80211_MAX_RTS_THRESHOLD 2353 213 #define IEEE80211_MAX_AID 2007 214 #define IEEE80211_MAX_AID_S1G 8191 215 #define IEEE80211_MAX_TIM_LEN 251 216 #define IEEE80211_MAX_MESH_PEERINGS 63 217 /* Maximum size for the MA-UNITDATA primitive, 802.11 standard section 218 6.2.1.1.2. 219 220 802.11e clarifies the figure in section 7.1.2. The frame body is 221 up to 2304 octets long (maximum MSDU size) plus any crypt overhead. */ 222 #define IEEE80211_MAX_DATA_LEN 2304 223 /* 802.11ad extends maximum MSDU size for DMG (freq > 40Ghz) networks 224 * to 7920 bytes, see 8.2.3 General frame format 225 */ 226 #define IEEE80211_MAX_DATA_LEN_DMG 7920 227 /* 30 byte 4 addr hdr, 2 byte QoS, 2304 byte MSDU, 12 byte crypt, 4 byte FCS */ 228 #define IEEE80211_MAX_FRAME_LEN 2352 229 230 /* Maximal size of an A-MSDU that can be transported in a HT BA session */ 231 #define IEEE80211_MAX_MPDU_LEN_HT_BA 4095 232 233 /* Maximal size of an A-MSDU */ 234 #define IEEE80211_MAX_MPDU_LEN_HT_3839 3839 235 #define IEEE80211_MAX_MPDU_LEN_HT_7935 7935 236 237 #define IEEE80211_MAX_MPDU_LEN_VHT_3895 3895 238 #define IEEE80211_MAX_MPDU_LEN_VHT_7991 7991 239 #define IEEE80211_MAX_MPDU_LEN_VHT_11454 11454 240 241 #define IEEE80211_MAX_SSID_LEN 32 242 243 #define IEEE80211_MAX_MESH_ID_LEN 32 244 245 #define IEEE80211_FIRST_TSPEC_TSID 8 246 #define IEEE80211_NUM_TIDS 16 247 248 /* number of user priorities 802.11 uses */ 249 #define IEEE80211_NUM_UPS 8 250 /* number of ACs */ 251 #define IEEE80211_NUM_ACS 4 252 253 #define IEEE80211_QOS_CTL_LEN 2 254 /* 1d tag mask */ 255 #define IEEE80211_QOS_CTL_TAG1D_MASK 0x0007 256 /* TID mask */ 257 #define IEEE80211_QOS_CTL_TID_MASK 0x000f 258 /* EOSP */ 259 #define IEEE80211_QOS_CTL_EOSP 0x0010 260 /* ACK policy */ 261 #define IEEE80211_QOS_CTL_ACK_POLICY_NORMAL 0x0000 262 #define IEEE80211_QOS_CTL_ACK_POLICY_NOACK 0x0020 263 #define IEEE80211_QOS_CTL_ACK_POLICY_NO_EXPL 0x0040 264 #define IEEE80211_QOS_CTL_ACK_POLICY_BLOCKACK 0x0060 265 #define IEEE80211_QOS_CTL_ACK_POLICY_MASK 0x0060 266 /* A-MSDU 802.11n */ 267 #define IEEE80211_QOS_CTL_A_MSDU_PRESENT 0x0080 268 /* Mesh Control 802.11s */ 269 #define IEEE80211_QOS_CTL_MESH_CONTROL_PRESENT 0x0100 270 271 /* Mesh Power Save Level */ 272 #define IEEE80211_QOS_CTL_MESH_PS_LEVEL 0x0200 273 /* Mesh Receiver Service Period Initiated */ 274 #define IEEE80211_QOS_CTL_RSPI 0x0400 275 276 /* U-APSD queue for WMM IEs sent by AP */ 277 #define IEEE80211_WMM_IE_AP_QOSINFO_UAPSD (1<<7) 278 #define IEEE80211_WMM_IE_AP_QOSINFO_PARAM_SET_CNT_MASK 0x0f 279 280 /* U-APSD queues for WMM IEs sent by STA */ 281 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_VO (1<<0) 282 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_VI (1<<1) 283 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_BK (1<<2) 284 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_BE (1<<3) 285 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_MASK 0x0f 286 287 /* U-APSD max SP length for WMM IEs sent by STA */ 288 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL 0x00 289 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_2 0x01 290 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_4 0x02 291 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_6 0x03 292 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_MASK 0x03 293 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_SHIFT 5 294 295 #define IEEE80211_HT_CTL_LEN 4 296 297 struct ieee80211_hdr { 298 __le16 frame_control; 299 __le16 duration_id; 300 u8 addr1[ETH_ALEN]; 301 u8 addr2[ETH_ALEN]; 302 u8 addr3[ETH_ALEN]; 303 __le16 seq_ctrl; 304 u8 addr4[ETH_ALEN]; 305 } __packed __aligned(2); 306 307 struct ieee80211_hdr_3addr { 308 __le16 frame_control; 309 __le16 duration_id; 310 u8 addr1[ETH_ALEN]; 311 u8 addr2[ETH_ALEN]; 312 u8 addr3[ETH_ALEN]; 313 __le16 seq_ctrl; 314 } __packed __aligned(2); 315 316 struct ieee80211_qos_hdr { 317 __le16 frame_control; 318 __le16 duration_id; 319 u8 addr1[ETH_ALEN]; 320 u8 addr2[ETH_ALEN]; 321 u8 addr3[ETH_ALEN]; 322 __le16 seq_ctrl; 323 __le16 qos_ctrl; 324 } __packed __aligned(2); 325 326 /** 327 * ieee80211_has_tods - check if IEEE80211_FCTL_TODS is set 328 * @fc: frame control bytes in little-endian byteorder 329 */ 330 static inline bool ieee80211_has_tods(__le16 fc) 331 { 332 return (fc & cpu_to_le16(IEEE80211_FCTL_TODS)) != 0; 333 } 334 335 /** 336 * ieee80211_has_fromds - check if IEEE80211_FCTL_FROMDS is set 337 * @fc: frame control bytes in little-endian byteorder 338 */ 339 static inline bool ieee80211_has_fromds(__le16 fc) 340 { 341 return (fc & cpu_to_le16(IEEE80211_FCTL_FROMDS)) != 0; 342 } 343 344 /** 345 * ieee80211_has_a4 - check if IEEE80211_FCTL_TODS and IEEE80211_FCTL_FROMDS are set 346 * @fc: frame control bytes in little-endian byteorder 347 */ 348 static inline bool ieee80211_has_a4(__le16 fc) 349 { 350 __le16 tmp = cpu_to_le16(IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS); 351 return (fc & tmp) == tmp; 352 } 353 354 /** 355 * ieee80211_has_morefrags - check if IEEE80211_FCTL_MOREFRAGS is set 356 * @fc: frame control bytes in little-endian byteorder 357 */ 358 static inline bool ieee80211_has_morefrags(__le16 fc) 359 { 360 return (fc & cpu_to_le16(IEEE80211_FCTL_MOREFRAGS)) != 0; 361 } 362 363 /** 364 * ieee80211_has_retry - check if IEEE80211_FCTL_RETRY is set 365 * @fc: frame control bytes in little-endian byteorder 366 */ 367 static inline bool ieee80211_has_retry(__le16 fc) 368 { 369 return (fc & cpu_to_le16(IEEE80211_FCTL_RETRY)) != 0; 370 } 371 372 /** 373 * ieee80211_has_pm - check if IEEE80211_FCTL_PM is set 374 * @fc: frame control bytes in little-endian byteorder 375 */ 376 static inline bool ieee80211_has_pm(__le16 fc) 377 { 378 return (fc & cpu_to_le16(IEEE80211_FCTL_PM)) != 0; 379 } 380 381 /** 382 * ieee80211_has_moredata - check if IEEE80211_FCTL_MOREDATA is set 383 * @fc: frame control bytes in little-endian byteorder 384 */ 385 static inline bool ieee80211_has_moredata(__le16 fc) 386 { 387 return (fc & cpu_to_le16(IEEE80211_FCTL_MOREDATA)) != 0; 388 } 389 390 /** 391 * ieee80211_has_protected - check if IEEE80211_FCTL_PROTECTED is set 392 * @fc: frame control bytes in little-endian byteorder 393 */ 394 static inline bool ieee80211_has_protected(__le16 fc) 395 { 396 return (fc & cpu_to_le16(IEEE80211_FCTL_PROTECTED)) != 0; 397 } 398 399 /** 400 * ieee80211_has_order - check if IEEE80211_FCTL_ORDER is set 401 * @fc: frame control bytes in little-endian byteorder 402 */ 403 static inline bool ieee80211_has_order(__le16 fc) 404 { 405 return (fc & cpu_to_le16(IEEE80211_FCTL_ORDER)) != 0; 406 } 407 408 /** 409 * ieee80211_is_mgmt - check if type is IEEE80211_FTYPE_MGMT 410 * @fc: frame control bytes in little-endian byteorder 411 */ 412 static inline bool ieee80211_is_mgmt(__le16 fc) 413 { 414 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) == 415 cpu_to_le16(IEEE80211_FTYPE_MGMT); 416 } 417 418 /** 419 * ieee80211_is_ctl - check if type is IEEE80211_FTYPE_CTL 420 * @fc: frame control bytes in little-endian byteorder 421 */ 422 static inline bool ieee80211_is_ctl(__le16 fc) 423 { 424 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) == 425 cpu_to_le16(IEEE80211_FTYPE_CTL); 426 } 427 428 /** 429 * ieee80211_is_data - check if type is IEEE80211_FTYPE_DATA 430 * @fc: frame control bytes in little-endian byteorder 431 */ 432 static inline bool ieee80211_is_data(__le16 fc) 433 { 434 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) == 435 cpu_to_le16(IEEE80211_FTYPE_DATA); 436 } 437 438 /** 439 * ieee80211_is_ext - check if type is IEEE80211_FTYPE_EXT 440 * @fc: frame control bytes in little-endian byteorder 441 */ 442 static inline bool ieee80211_is_ext(__le16 fc) 443 { 444 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) == 445 cpu_to_le16(IEEE80211_FTYPE_EXT); 446 } 447 448 449 /** 450 * ieee80211_is_data_qos - check if type is IEEE80211_FTYPE_DATA and IEEE80211_STYPE_QOS_DATA is set 451 * @fc: frame control bytes in little-endian byteorder 452 */ 453 static inline bool ieee80211_is_data_qos(__le16 fc) 454 { 455 /* 456 * mask with QOS_DATA rather than IEEE80211_FCTL_STYPE as we just need 457 * to check the one bit 458 */ 459 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_STYPE_QOS_DATA)) == 460 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_DATA); 461 } 462 463 /** 464 * ieee80211_is_data_present - check if type is IEEE80211_FTYPE_DATA and has data 465 * @fc: frame control bytes in little-endian byteorder 466 */ 467 static inline bool ieee80211_is_data_present(__le16 fc) 468 { 469 /* 470 * mask with 0x40 and test that that bit is clear to only return true 471 * for the data-containing substypes. 472 */ 473 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | 0x40)) == 474 cpu_to_le16(IEEE80211_FTYPE_DATA); 475 } 476 477 /** 478 * ieee80211_is_assoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_REQ 479 * @fc: frame control bytes in little-endian byteorder 480 */ 481 static inline bool ieee80211_is_assoc_req(__le16 fc) 482 { 483 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 484 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_REQ); 485 } 486 487 /** 488 * ieee80211_is_assoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_RESP 489 * @fc: frame control bytes in little-endian byteorder 490 */ 491 static inline bool ieee80211_is_assoc_resp(__le16 fc) 492 { 493 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 494 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_RESP); 495 } 496 497 /** 498 * ieee80211_is_reassoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_REQ 499 * @fc: frame control bytes in little-endian byteorder 500 */ 501 static inline bool ieee80211_is_reassoc_req(__le16 fc) 502 { 503 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 504 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_REQ); 505 } 506 507 /** 508 * ieee80211_is_reassoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_RESP 509 * @fc: frame control bytes in little-endian byteorder 510 */ 511 static inline bool ieee80211_is_reassoc_resp(__le16 fc) 512 { 513 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 514 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_RESP); 515 } 516 517 /** 518 * ieee80211_is_probe_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_REQ 519 * @fc: frame control bytes in little-endian byteorder 520 */ 521 static inline bool ieee80211_is_probe_req(__le16 fc) 522 { 523 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 524 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ); 525 } 526 527 /** 528 * ieee80211_is_probe_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_RESP 529 * @fc: frame control bytes in little-endian byteorder 530 */ 531 static inline bool ieee80211_is_probe_resp(__le16 fc) 532 { 533 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 534 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_RESP); 535 } 536 537 /** 538 * ieee80211_is_beacon - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_BEACON 539 * @fc: frame control bytes in little-endian byteorder 540 */ 541 static inline bool ieee80211_is_beacon(__le16 fc) 542 { 543 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 544 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_BEACON); 545 } 546 547 /** 548 * ieee80211_is_s1g_beacon - check if IEEE80211_FTYPE_EXT && 549 * IEEE80211_STYPE_S1G_BEACON 550 * @fc: frame control bytes in little-endian byteorder 551 */ 552 static inline bool ieee80211_is_s1g_beacon(__le16 fc) 553 { 554 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | 555 IEEE80211_FCTL_STYPE)) == 556 cpu_to_le16(IEEE80211_FTYPE_EXT | IEEE80211_STYPE_S1G_BEACON); 557 } 558 559 /** 560 * ieee80211_next_tbtt_present - check if IEEE80211_FTYPE_EXT && 561 * IEEE80211_STYPE_S1G_BEACON && IEEE80211_S1G_BCN_NEXT_TBTT 562 * @fc: frame control bytes in little-endian byteorder 563 */ 564 static inline bool ieee80211_next_tbtt_present(__le16 fc) 565 { 566 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 567 cpu_to_le16(IEEE80211_FTYPE_EXT | IEEE80211_STYPE_S1G_BEACON) && 568 fc & cpu_to_le16(IEEE80211_S1G_BCN_NEXT_TBTT); 569 } 570 571 /** 572 * ieee80211_is_s1g_short_beacon - check if next tbtt present bit is set. Only 573 * true for S1G beacons when they're short. 574 * @fc: frame control bytes in little-endian byteorder 575 */ 576 static inline bool ieee80211_is_s1g_short_beacon(__le16 fc) 577 { 578 return ieee80211_is_s1g_beacon(fc) && ieee80211_next_tbtt_present(fc); 579 } 580 581 /** 582 * ieee80211_is_atim - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ATIM 583 * @fc: frame control bytes in little-endian byteorder 584 */ 585 static inline bool ieee80211_is_atim(__le16 fc) 586 { 587 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 588 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ATIM); 589 } 590 591 /** 592 * ieee80211_is_disassoc - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DISASSOC 593 * @fc: frame control bytes in little-endian byteorder 594 */ 595 static inline bool ieee80211_is_disassoc(__le16 fc) 596 { 597 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 598 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DISASSOC); 599 } 600 601 /** 602 * ieee80211_is_auth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_AUTH 603 * @fc: frame control bytes in little-endian byteorder 604 */ 605 static inline bool ieee80211_is_auth(__le16 fc) 606 { 607 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 608 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_AUTH); 609 } 610 611 /** 612 * ieee80211_is_deauth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DEAUTH 613 * @fc: frame control bytes in little-endian byteorder 614 */ 615 static inline bool ieee80211_is_deauth(__le16 fc) 616 { 617 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 618 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DEAUTH); 619 } 620 621 /** 622 * ieee80211_is_action - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ACTION 623 * @fc: frame control bytes in little-endian byteorder 624 */ 625 static inline bool ieee80211_is_action(__le16 fc) 626 { 627 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 628 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ACTION); 629 } 630 631 /** 632 * ieee80211_is_back_req - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK_REQ 633 * @fc: frame control bytes in little-endian byteorder 634 */ 635 static inline bool ieee80211_is_back_req(__le16 fc) 636 { 637 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 638 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK_REQ); 639 } 640 641 /** 642 * ieee80211_is_back - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK 643 * @fc: frame control bytes in little-endian byteorder 644 */ 645 static inline bool ieee80211_is_back(__le16 fc) 646 { 647 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 648 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK); 649 } 650 651 /** 652 * ieee80211_is_pspoll - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_PSPOLL 653 * @fc: frame control bytes in little-endian byteorder 654 */ 655 static inline bool ieee80211_is_pspoll(__le16 fc) 656 { 657 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 658 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_PSPOLL); 659 } 660 661 /** 662 * ieee80211_is_rts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_RTS 663 * @fc: frame control bytes in little-endian byteorder 664 */ 665 static inline bool ieee80211_is_rts(__le16 fc) 666 { 667 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 668 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_RTS); 669 } 670 671 /** 672 * ieee80211_is_cts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CTS 673 * @fc: frame control bytes in little-endian byteorder 674 */ 675 static inline bool ieee80211_is_cts(__le16 fc) 676 { 677 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 678 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTS); 679 } 680 681 /** 682 * ieee80211_is_ack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_ACK 683 * @fc: frame control bytes in little-endian byteorder 684 */ 685 static inline bool ieee80211_is_ack(__le16 fc) 686 { 687 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 688 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_ACK); 689 } 690 691 /** 692 * ieee80211_is_cfend - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFEND 693 * @fc: frame control bytes in little-endian byteorder 694 */ 695 static inline bool ieee80211_is_cfend(__le16 fc) 696 { 697 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 698 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFEND); 699 } 700 701 /** 702 * ieee80211_is_cfendack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFENDACK 703 * @fc: frame control bytes in little-endian byteorder 704 */ 705 static inline bool ieee80211_is_cfendack(__le16 fc) 706 { 707 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 708 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFENDACK); 709 } 710 711 /** 712 * ieee80211_is_nullfunc - check if frame is a regular (non-QoS) nullfunc frame 713 * @fc: frame control bytes in little-endian byteorder 714 */ 715 static inline bool ieee80211_is_nullfunc(__le16 fc) 716 { 717 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 718 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_NULLFUNC); 719 } 720 721 /** 722 * ieee80211_is_qos_nullfunc - check if frame is a QoS nullfunc frame 723 * @fc: frame control bytes in little-endian byteorder 724 */ 725 static inline bool ieee80211_is_qos_nullfunc(__le16 fc) 726 { 727 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 728 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_NULLFUNC); 729 } 730 731 /** 732 * ieee80211_is_any_nullfunc - check if frame is regular or QoS nullfunc frame 733 * @fc: frame control bytes in little-endian byteorder 734 */ 735 static inline bool ieee80211_is_any_nullfunc(__le16 fc) 736 { 737 return (ieee80211_is_nullfunc(fc) || ieee80211_is_qos_nullfunc(fc)); 738 } 739 740 /** 741 * ieee80211_is_bufferable_mmpdu - check if frame is bufferable MMPDU 742 * @fc: frame control field in little-endian byteorder 743 */ 744 static inline bool ieee80211_is_bufferable_mmpdu(__le16 fc) 745 { 746 /* IEEE 802.11-2012, definition of "bufferable management frame"; 747 * note that this ignores the IBSS special case. */ 748 return ieee80211_is_mgmt(fc) && 749 (ieee80211_is_action(fc) || 750 ieee80211_is_disassoc(fc) || 751 ieee80211_is_deauth(fc)); 752 } 753 754 /** 755 * ieee80211_is_first_frag - check if IEEE80211_SCTL_FRAG is not set 756 * @seq_ctrl: frame sequence control bytes in little-endian byteorder 757 */ 758 static inline bool ieee80211_is_first_frag(__le16 seq_ctrl) 759 { 760 return (seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG)) == 0; 761 } 762 763 /** 764 * ieee80211_is_frag - check if a frame is a fragment 765 * @hdr: 802.11 header of the frame 766 */ 767 static inline bool ieee80211_is_frag(struct ieee80211_hdr *hdr) 768 { 769 return ieee80211_has_morefrags(hdr->frame_control) || 770 hdr->seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG); 771 } 772 773 struct ieee80211s_hdr { 774 u8 flags; 775 u8 ttl; 776 __le32 seqnum; 777 u8 eaddr1[ETH_ALEN]; 778 u8 eaddr2[ETH_ALEN]; 779 } __packed __aligned(2); 780 781 /* Mesh flags */ 782 #define MESH_FLAGS_AE_A4 0x1 783 #define MESH_FLAGS_AE_A5_A6 0x2 784 #define MESH_FLAGS_AE 0x3 785 #define MESH_FLAGS_PS_DEEP 0x4 786 787 /** 788 * enum ieee80211_preq_flags - mesh PREQ element flags 789 * 790 * @IEEE80211_PREQ_PROACTIVE_PREP_FLAG: proactive PREP subfield 791 */ 792 enum ieee80211_preq_flags { 793 IEEE80211_PREQ_PROACTIVE_PREP_FLAG = 1<<2, 794 }; 795 796 /** 797 * enum ieee80211_preq_target_flags - mesh PREQ element per target flags 798 * 799 * @IEEE80211_PREQ_TO_FLAG: target only subfield 800 * @IEEE80211_PREQ_USN_FLAG: unknown target HWMP sequence number subfield 801 */ 802 enum ieee80211_preq_target_flags { 803 IEEE80211_PREQ_TO_FLAG = 1<<0, 804 IEEE80211_PREQ_USN_FLAG = 1<<2, 805 }; 806 807 /** 808 * struct ieee80211_quiet_ie 809 * 810 * This structure refers to "Quiet information element" 811 */ 812 struct ieee80211_quiet_ie { 813 u8 count; 814 u8 period; 815 __le16 duration; 816 __le16 offset; 817 } __packed; 818 819 /** 820 * struct ieee80211_msrment_ie 821 * 822 * This structure refers to "Measurement Request/Report information element" 823 */ 824 struct ieee80211_msrment_ie { 825 u8 token; 826 u8 mode; 827 u8 type; 828 u8 request[]; 829 } __packed; 830 831 /** 832 * struct ieee80211_channel_sw_ie 833 * 834 * This structure refers to "Channel Switch Announcement information element" 835 */ 836 struct ieee80211_channel_sw_ie { 837 u8 mode; 838 u8 new_ch_num; 839 u8 count; 840 } __packed; 841 842 /** 843 * struct ieee80211_ext_chansw_ie 844 * 845 * This structure represents the "Extended Channel Switch Announcement element" 846 */ 847 struct ieee80211_ext_chansw_ie { 848 u8 mode; 849 u8 new_operating_class; 850 u8 new_ch_num; 851 u8 count; 852 } __packed; 853 854 /** 855 * struct ieee80211_sec_chan_offs_ie - secondary channel offset IE 856 * @sec_chan_offs: secondary channel offset, uses IEEE80211_HT_PARAM_CHA_SEC_* 857 * values here 858 * This structure represents the "Secondary Channel Offset element" 859 */ 860 struct ieee80211_sec_chan_offs_ie { 861 u8 sec_chan_offs; 862 } __packed; 863 864 /** 865 * struct ieee80211_mesh_chansw_params_ie - mesh channel switch parameters IE 866 * 867 * This structure represents the "Mesh Channel Switch Paramters element" 868 */ 869 struct ieee80211_mesh_chansw_params_ie { 870 u8 mesh_ttl; 871 u8 mesh_flags; 872 __le16 mesh_reason; 873 __le16 mesh_pre_value; 874 } __packed; 875 876 /** 877 * struct ieee80211_wide_bw_chansw_ie - wide bandwidth channel switch IE 878 */ 879 struct ieee80211_wide_bw_chansw_ie { 880 u8 new_channel_width; 881 u8 new_center_freq_seg0, new_center_freq_seg1; 882 } __packed; 883 884 /** 885 * struct ieee80211_tim 886 * 887 * This structure refers to "Traffic Indication Map information element" 888 */ 889 struct ieee80211_tim_ie { 890 u8 dtim_count; 891 u8 dtim_period; 892 u8 bitmap_ctrl; 893 /* variable size: 1 - 251 bytes */ 894 u8 virtual_map[1]; 895 } __packed; 896 897 /** 898 * struct ieee80211_meshconf_ie 899 * 900 * This structure refers to "Mesh Configuration information element" 901 */ 902 struct ieee80211_meshconf_ie { 903 u8 meshconf_psel; 904 u8 meshconf_pmetric; 905 u8 meshconf_congest; 906 u8 meshconf_synch; 907 u8 meshconf_auth; 908 u8 meshconf_form; 909 u8 meshconf_cap; 910 } __packed; 911 912 /** 913 * enum mesh_config_capab_flags - Mesh Configuration IE capability field flags 914 * 915 * @IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS: STA is willing to establish 916 * additional mesh peerings with other mesh STAs 917 * @IEEE80211_MESHCONF_CAPAB_FORWARDING: the STA forwards MSDUs 918 * @IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING: TBTT adjustment procedure 919 * is ongoing 920 * @IEEE80211_MESHCONF_CAPAB_POWER_SAVE_LEVEL: STA is in deep sleep mode or has 921 * neighbors in deep sleep mode 922 */ 923 enum mesh_config_capab_flags { 924 IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS = 0x01, 925 IEEE80211_MESHCONF_CAPAB_FORWARDING = 0x08, 926 IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING = 0x20, 927 IEEE80211_MESHCONF_CAPAB_POWER_SAVE_LEVEL = 0x40, 928 }; 929 930 #define IEEE80211_MESHCONF_FORM_CONNECTED_TO_GATE 0x1 931 932 /** 933 * mesh channel switch parameters element's flag indicator 934 * 935 */ 936 #define WLAN_EID_CHAN_SWITCH_PARAM_TX_RESTRICT BIT(0) 937 #define WLAN_EID_CHAN_SWITCH_PARAM_INITIATOR BIT(1) 938 #define WLAN_EID_CHAN_SWITCH_PARAM_REASON BIT(2) 939 940 /** 941 * struct ieee80211_rann_ie 942 * 943 * This structure refers to "Root Announcement information element" 944 */ 945 struct ieee80211_rann_ie { 946 u8 rann_flags; 947 u8 rann_hopcount; 948 u8 rann_ttl; 949 u8 rann_addr[ETH_ALEN]; 950 __le32 rann_seq; 951 __le32 rann_interval; 952 __le32 rann_metric; 953 } __packed; 954 955 enum ieee80211_rann_flags { 956 RANN_FLAG_IS_GATE = 1 << 0, 957 }; 958 959 enum ieee80211_ht_chanwidth_values { 960 IEEE80211_HT_CHANWIDTH_20MHZ = 0, 961 IEEE80211_HT_CHANWIDTH_ANY = 1, 962 }; 963 964 /** 965 * enum ieee80211_opmode_bits - VHT operating mode field bits 966 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK: channel width mask 967 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ: 20 MHz channel width 968 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ: 40 MHz channel width 969 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ: 80 MHz channel width 970 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ: 160 MHz or 80+80 MHz channel width 971 * @IEEE80211_OPMODE_NOTIF_BW_160_80P80: 160 / 80+80 MHz indicator flag 972 * @IEEE80211_OPMODE_NOTIF_RX_NSS_MASK: number of spatial streams mask 973 * (the NSS value is the value of this field + 1) 974 * @IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT: number of spatial streams shift 975 * @IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF: indicates streams in SU-MIMO PPDU 976 * using a beamforming steering matrix 977 */ 978 enum ieee80211_vht_opmode_bits { 979 IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK = 0x03, 980 IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ = 0, 981 IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ = 1, 982 IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ = 2, 983 IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ = 3, 984 IEEE80211_OPMODE_NOTIF_BW_160_80P80 = 0x04, 985 IEEE80211_OPMODE_NOTIF_RX_NSS_MASK = 0x70, 986 IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT = 4, 987 IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF = 0x80, 988 }; 989 990 /** 991 * enum ieee80211_s1g_chanwidth 992 * These are defined in IEEE802.11-2016ah Table 10-20 993 * as BSS Channel Width 994 * 995 * @IEEE80211_S1G_CHANWIDTH_1MHZ: 1MHz operating channel 996 * @IEEE80211_S1G_CHANWIDTH_2MHZ: 2MHz operating channel 997 * @IEEE80211_S1G_CHANWIDTH_4MHZ: 4MHz operating channel 998 * @IEEE80211_S1G_CHANWIDTH_8MHZ: 8MHz operating channel 999 * @IEEE80211_S1G_CHANWIDTH_16MHZ: 16MHz operating channel 1000 */ 1001 enum ieee80211_s1g_chanwidth { 1002 IEEE80211_S1G_CHANWIDTH_1MHZ = 0, 1003 IEEE80211_S1G_CHANWIDTH_2MHZ = 1, 1004 IEEE80211_S1G_CHANWIDTH_4MHZ = 3, 1005 IEEE80211_S1G_CHANWIDTH_8MHZ = 7, 1006 IEEE80211_S1G_CHANWIDTH_16MHZ = 15, 1007 }; 1008 1009 #define WLAN_SA_QUERY_TR_ID_LEN 2 1010 #define WLAN_MEMBERSHIP_LEN 8 1011 #define WLAN_USER_POSITION_LEN 16 1012 1013 /** 1014 * struct ieee80211_tpc_report_ie 1015 * 1016 * This structure refers to "TPC Report element" 1017 */ 1018 struct ieee80211_tpc_report_ie { 1019 u8 tx_power; 1020 u8 link_margin; 1021 } __packed; 1022 1023 #define IEEE80211_ADDBA_EXT_FRAG_LEVEL_MASK GENMASK(2, 1) 1024 #define IEEE80211_ADDBA_EXT_FRAG_LEVEL_SHIFT 1 1025 #define IEEE80211_ADDBA_EXT_NO_FRAG BIT(0) 1026 1027 struct ieee80211_addba_ext_ie { 1028 u8 data; 1029 } __packed; 1030 1031 /** 1032 * struct ieee80211_s1g_bcn_compat_ie 1033 * 1034 * S1G Beacon Compatibility element 1035 */ 1036 struct ieee80211_s1g_bcn_compat_ie { 1037 __le16 compat_info; 1038 __le16 beacon_int; 1039 __le32 tsf_completion; 1040 } __packed; 1041 1042 /** 1043 * struct ieee80211_s1g_oper_ie 1044 * 1045 * S1G Operation element 1046 */ 1047 struct ieee80211_s1g_oper_ie { 1048 u8 ch_width; 1049 u8 oper_class; 1050 u8 primary_ch; 1051 u8 oper_ch; 1052 __le16 basic_mcs_nss; 1053 } __packed; 1054 1055 /** 1056 * struct ieee80211_aid_response_ie 1057 * 1058 * AID Response element 1059 */ 1060 struct ieee80211_aid_response_ie { 1061 __le16 aid; 1062 u8 switch_count; 1063 __le16 response_int; 1064 } __packed; 1065 1066 struct ieee80211_s1g_cap { 1067 u8 capab_info[10]; 1068 u8 supp_mcs_nss[5]; 1069 } __packed; 1070 1071 struct ieee80211_ext { 1072 __le16 frame_control; 1073 __le16 duration; 1074 union { 1075 struct { 1076 u8 sa[ETH_ALEN]; 1077 __le32 timestamp; 1078 u8 change_seq; 1079 u8 variable[0]; 1080 } __packed s1g_beacon; 1081 struct { 1082 u8 sa[ETH_ALEN]; 1083 __le32 timestamp; 1084 u8 change_seq; 1085 u8 next_tbtt[3]; 1086 u8 variable[0]; 1087 } __packed s1g_short_beacon; 1088 } u; 1089 } __packed __aligned(2); 1090 1091 #define IEEE80211_TWT_CONTROL_NDP BIT(0) 1092 #define IEEE80211_TWT_CONTROL_RESP_MODE BIT(1) 1093 #define IEEE80211_TWT_CONTROL_NEG_TYPE_BROADCAST BIT(3) 1094 #define IEEE80211_TWT_CONTROL_RX_DISABLED BIT(4) 1095 #define IEEE80211_TWT_CONTROL_WAKE_DUR_UNIT BIT(5) 1096 1097 #define IEEE80211_TWT_REQTYPE_REQUEST BIT(0) 1098 #define IEEE80211_TWT_REQTYPE_SETUP_CMD GENMASK(3, 1) 1099 #define IEEE80211_TWT_REQTYPE_TRIGGER BIT(4) 1100 #define IEEE80211_TWT_REQTYPE_IMPLICIT BIT(5) 1101 #define IEEE80211_TWT_REQTYPE_FLOWTYPE BIT(6) 1102 #define IEEE80211_TWT_REQTYPE_FLOWID GENMASK(9, 7) 1103 #define IEEE80211_TWT_REQTYPE_WAKE_INT_EXP GENMASK(14, 10) 1104 #define IEEE80211_TWT_REQTYPE_PROTECTION BIT(15) 1105 1106 enum ieee80211_twt_setup_cmd { 1107 TWT_SETUP_CMD_REQUEST, 1108 TWT_SETUP_CMD_SUGGEST, 1109 TWT_SETUP_CMD_DEMAND, 1110 TWT_SETUP_CMD_GROUPING, 1111 TWT_SETUP_CMD_ACCEPT, 1112 TWT_SETUP_CMD_ALTERNATE, 1113 TWT_SETUP_CMD_DICTATE, 1114 TWT_SETUP_CMD_REJECT, 1115 }; 1116 1117 struct ieee80211_twt_params { 1118 __le16 req_type; 1119 __le64 twt; 1120 u8 min_twt_dur; 1121 __le16 mantissa; 1122 u8 channel; 1123 } __packed; 1124 1125 struct ieee80211_twt_setup { 1126 u8 dialog_token; 1127 u8 element_id; 1128 u8 length; 1129 u8 control; 1130 u8 params[]; 1131 } __packed; 1132 1133 struct ieee80211_mgmt { 1134 __le16 frame_control; 1135 __le16 duration; 1136 u8 da[ETH_ALEN]; 1137 u8 sa[ETH_ALEN]; 1138 u8 bssid[ETH_ALEN]; 1139 __le16 seq_ctrl; 1140 union { 1141 struct { 1142 __le16 auth_alg; 1143 __le16 auth_transaction; 1144 __le16 status_code; 1145 /* possibly followed by Challenge text */ 1146 u8 variable[0]; 1147 } __packed auth; 1148 struct { 1149 __le16 reason_code; 1150 } __packed deauth; 1151 struct { 1152 __le16 capab_info; 1153 __le16 listen_interval; 1154 /* followed by SSID and Supported rates */ 1155 u8 variable[0]; 1156 } __packed assoc_req; 1157 struct { 1158 __le16 capab_info; 1159 __le16 status_code; 1160 __le16 aid; 1161 /* followed by Supported rates */ 1162 u8 variable[0]; 1163 } __packed assoc_resp, reassoc_resp; 1164 struct { 1165 __le16 capab_info; 1166 __le16 status_code; 1167 u8 variable[0]; 1168 } __packed s1g_assoc_resp, s1g_reassoc_resp; 1169 struct { 1170 __le16 capab_info; 1171 __le16 listen_interval; 1172 u8 current_ap[ETH_ALEN]; 1173 /* followed by SSID and Supported rates */ 1174 u8 variable[0]; 1175 } __packed reassoc_req; 1176 struct { 1177 __le16 reason_code; 1178 } __packed disassoc; 1179 struct { 1180 __le64 timestamp; 1181 __le16 beacon_int; 1182 __le16 capab_info; 1183 /* followed by some of SSID, Supported rates, 1184 * FH Params, DS Params, CF Params, IBSS Params, TIM */ 1185 u8 variable[0]; 1186 } __packed beacon; 1187 struct { 1188 /* only variable items: SSID, Supported rates */ 1189 u8 variable[0]; 1190 } __packed probe_req; 1191 struct { 1192 __le64 timestamp; 1193 __le16 beacon_int; 1194 __le16 capab_info; 1195 /* followed by some of SSID, Supported rates, 1196 * FH Params, DS Params, CF Params, IBSS Params */ 1197 u8 variable[0]; 1198 } __packed probe_resp; 1199 struct { 1200 u8 category; 1201 union { 1202 struct { 1203 u8 action_code; 1204 u8 dialog_token; 1205 u8 status_code; 1206 u8 variable[0]; 1207 } __packed wme_action; 1208 struct{ 1209 u8 action_code; 1210 u8 variable[0]; 1211 } __packed chan_switch; 1212 struct{ 1213 u8 action_code; 1214 struct ieee80211_ext_chansw_ie data; 1215 u8 variable[0]; 1216 } __packed ext_chan_switch; 1217 struct{ 1218 u8 action_code; 1219 u8 dialog_token; 1220 u8 element_id; 1221 u8 length; 1222 struct ieee80211_msrment_ie msr_elem; 1223 } __packed measurement; 1224 struct{ 1225 u8 action_code; 1226 u8 dialog_token; 1227 __le16 capab; 1228 __le16 timeout; 1229 __le16 start_seq_num; 1230 /* followed by BA Extension */ 1231 u8 variable[0]; 1232 } __packed addba_req; 1233 struct{ 1234 u8 action_code; 1235 u8 dialog_token; 1236 __le16 status; 1237 __le16 capab; 1238 __le16 timeout; 1239 } __packed addba_resp; 1240 struct{ 1241 u8 action_code; 1242 __le16 params; 1243 __le16 reason_code; 1244 } __packed delba; 1245 struct { 1246 u8 action_code; 1247 u8 variable[0]; 1248 } __packed self_prot; 1249 struct{ 1250 u8 action_code; 1251 u8 variable[0]; 1252 } __packed mesh_action; 1253 struct { 1254 u8 action; 1255 u8 trans_id[WLAN_SA_QUERY_TR_ID_LEN]; 1256 } __packed sa_query; 1257 struct { 1258 u8 action; 1259 u8 smps_control; 1260 } __packed ht_smps; 1261 struct { 1262 u8 action_code; 1263 u8 chanwidth; 1264 } __packed ht_notify_cw; 1265 struct { 1266 u8 action_code; 1267 u8 dialog_token; 1268 __le16 capability; 1269 u8 variable[0]; 1270 } __packed tdls_discover_resp; 1271 struct { 1272 u8 action_code; 1273 u8 operating_mode; 1274 } __packed vht_opmode_notif; 1275 struct { 1276 u8 action_code; 1277 u8 membership[WLAN_MEMBERSHIP_LEN]; 1278 u8 position[WLAN_USER_POSITION_LEN]; 1279 } __packed vht_group_notif; 1280 struct { 1281 u8 action_code; 1282 u8 dialog_token; 1283 u8 tpc_elem_id; 1284 u8 tpc_elem_length; 1285 struct ieee80211_tpc_report_ie tpc; 1286 } __packed tpc_report; 1287 struct { 1288 u8 action_code; 1289 u8 dialog_token; 1290 u8 follow_up; 1291 u8 tod[6]; 1292 u8 toa[6]; 1293 __le16 tod_error; 1294 __le16 toa_error; 1295 u8 variable[0]; 1296 } __packed ftm; 1297 struct { 1298 u8 action_code; 1299 u8 variable[]; 1300 } __packed s1g; 1301 } u; 1302 } __packed action; 1303 } u; 1304 } __packed __aligned(2); 1305 1306 /* Supported rates membership selectors */ 1307 #define BSS_MEMBERSHIP_SELECTOR_HT_PHY 127 1308 #define BSS_MEMBERSHIP_SELECTOR_VHT_PHY 126 1309 #define BSS_MEMBERSHIP_SELECTOR_HE_PHY 122 1310 #define BSS_MEMBERSHIP_SELECTOR_SAE_H2E 123 1311 1312 /* mgmt header + 1 byte category code */ 1313 #define IEEE80211_MIN_ACTION_SIZE offsetof(struct ieee80211_mgmt, u.action.u) 1314 1315 1316 /* Management MIC information element (IEEE 802.11w) */ 1317 struct ieee80211_mmie { 1318 u8 element_id; 1319 u8 length; 1320 __le16 key_id; 1321 u8 sequence_number[6]; 1322 u8 mic[8]; 1323 } __packed; 1324 1325 /* Management MIC information element (IEEE 802.11w) for GMAC and CMAC-256 */ 1326 struct ieee80211_mmie_16 { 1327 u8 element_id; 1328 u8 length; 1329 __le16 key_id; 1330 u8 sequence_number[6]; 1331 u8 mic[16]; 1332 } __packed; 1333 1334 struct ieee80211_vendor_ie { 1335 u8 element_id; 1336 u8 len; 1337 u8 oui[3]; 1338 u8 oui_type; 1339 } __packed; 1340 1341 struct ieee80211_wmm_ac_param { 1342 u8 aci_aifsn; /* AIFSN, ACM, ACI */ 1343 u8 cw; /* ECWmin, ECWmax (CW = 2^ECW - 1) */ 1344 __le16 txop_limit; 1345 } __packed; 1346 1347 struct ieee80211_wmm_param_ie { 1348 u8 element_id; /* Element ID: 221 (0xdd); */ 1349 u8 len; /* Length: 24 */ 1350 /* required fields for WMM version 1 */ 1351 u8 oui[3]; /* 00:50:f2 */ 1352 u8 oui_type; /* 2 */ 1353 u8 oui_subtype; /* 1 */ 1354 u8 version; /* 1 for WMM version 1.0 */ 1355 u8 qos_info; /* AP/STA specific QoS info */ 1356 u8 reserved; /* 0 */ 1357 /* AC_BE, AC_BK, AC_VI, AC_VO */ 1358 struct ieee80211_wmm_ac_param ac[4]; 1359 } __packed; 1360 1361 /* Control frames */ 1362 struct ieee80211_rts { 1363 __le16 frame_control; 1364 __le16 duration; 1365 u8 ra[ETH_ALEN]; 1366 u8 ta[ETH_ALEN]; 1367 } __packed __aligned(2); 1368 1369 struct ieee80211_cts { 1370 __le16 frame_control; 1371 __le16 duration; 1372 u8 ra[ETH_ALEN]; 1373 } __packed __aligned(2); 1374 1375 struct ieee80211_pspoll { 1376 __le16 frame_control; 1377 __le16 aid; 1378 u8 bssid[ETH_ALEN]; 1379 u8 ta[ETH_ALEN]; 1380 } __packed __aligned(2); 1381 1382 /* TDLS */ 1383 1384 /* Channel switch timing */ 1385 struct ieee80211_ch_switch_timing { 1386 __le16 switch_time; 1387 __le16 switch_timeout; 1388 } __packed; 1389 1390 /* Link-id information element */ 1391 struct ieee80211_tdls_lnkie { 1392 u8 ie_type; /* Link Identifier IE */ 1393 u8 ie_len; 1394 u8 bssid[ETH_ALEN]; 1395 u8 init_sta[ETH_ALEN]; 1396 u8 resp_sta[ETH_ALEN]; 1397 } __packed; 1398 1399 struct ieee80211_tdls_data { 1400 u8 da[ETH_ALEN]; 1401 u8 sa[ETH_ALEN]; 1402 __be16 ether_type; 1403 u8 payload_type; 1404 u8 category; 1405 u8 action_code; 1406 union { 1407 struct { 1408 u8 dialog_token; 1409 __le16 capability; 1410 u8 variable[0]; 1411 } __packed setup_req; 1412 struct { 1413 __le16 status_code; 1414 u8 dialog_token; 1415 __le16 capability; 1416 u8 variable[0]; 1417 } __packed setup_resp; 1418 struct { 1419 __le16 status_code; 1420 u8 dialog_token; 1421 u8 variable[0]; 1422 } __packed setup_cfm; 1423 struct { 1424 __le16 reason_code; 1425 u8 variable[0]; 1426 } __packed teardown; 1427 struct { 1428 u8 dialog_token; 1429 u8 variable[0]; 1430 } __packed discover_req; 1431 struct { 1432 u8 target_channel; 1433 u8 oper_class; 1434 u8 variable[0]; 1435 } __packed chan_switch_req; 1436 struct { 1437 __le16 status_code; 1438 u8 variable[0]; 1439 } __packed chan_switch_resp; 1440 } u; 1441 } __packed; 1442 1443 /* 1444 * Peer-to-Peer IE attribute related definitions. 1445 */ 1446 /** 1447 * enum ieee80211_p2p_attr_id - identifies type of peer-to-peer attribute. 1448 */ 1449 enum ieee80211_p2p_attr_id { 1450 IEEE80211_P2P_ATTR_STATUS = 0, 1451 IEEE80211_P2P_ATTR_MINOR_REASON, 1452 IEEE80211_P2P_ATTR_CAPABILITY, 1453 IEEE80211_P2P_ATTR_DEVICE_ID, 1454 IEEE80211_P2P_ATTR_GO_INTENT, 1455 IEEE80211_P2P_ATTR_GO_CONFIG_TIMEOUT, 1456 IEEE80211_P2P_ATTR_LISTEN_CHANNEL, 1457 IEEE80211_P2P_ATTR_GROUP_BSSID, 1458 IEEE80211_P2P_ATTR_EXT_LISTEN_TIMING, 1459 IEEE80211_P2P_ATTR_INTENDED_IFACE_ADDR, 1460 IEEE80211_P2P_ATTR_MANAGABILITY, 1461 IEEE80211_P2P_ATTR_CHANNEL_LIST, 1462 IEEE80211_P2P_ATTR_ABSENCE_NOTICE, 1463 IEEE80211_P2P_ATTR_DEVICE_INFO, 1464 IEEE80211_P2P_ATTR_GROUP_INFO, 1465 IEEE80211_P2P_ATTR_GROUP_ID, 1466 IEEE80211_P2P_ATTR_INTERFACE, 1467 IEEE80211_P2P_ATTR_OPER_CHANNEL, 1468 IEEE80211_P2P_ATTR_INVITE_FLAGS, 1469 /* 19 - 220: Reserved */ 1470 IEEE80211_P2P_ATTR_VENDOR_SPECIFIC = 221, 1471 1472 IEEE80211_P2P_ATTR_MAX 1473 }; 1474 1475 /* Notice of Absence attribute - described in P2P spec 4.1.14 */ 1476 /* Typical max value used here */ 1477 #define IEEE80211_P2P_NOA_DESC_MAX 4 1478 1479 struct ieee80211_p2p_noa_desc { 1480 u8 count; 1481 __le32 duration; 1482 __le32 interval; 1483 __le32 start_time; 1484 } __packed; 1485 1486 struct ieee80211_p2p_noa_attr { 1487 u8 index; 1488 u8 oppps_ctwindow; 1489 struct ieee80211_p2p_noa_desc desc[IEEE80211_P2P_NOA_DESC_MAX]; 1490 } __packed; 1491 1492 #define IEEE80211_P2P_OPPPS_ENABLE_BIT BIT(7) 1493 #define IEEE80211_P2P_OPPPS_CTWINDOW_MASK 0x7F 1494 1495 /** 1496 * struct ieee80211_bar - HT Block Ack Request 1497 * 1498 * This structure refers to "HT BlockAckReq" as 1499 * described in 802.11n draft section 7.2.1.7.1 1500 */ 1501 struct ieee80211_bar { 1502 __le16 frame_control; 1503 __le16 duration; 1504 __u8 ra[ETH_ALEN]; 1505 __u8 ta[ETH_ALEN]; 1506 __le16 control; 1507 __le16 start_seq_num; 1508 } __packed; 1509 1510 /* 802.11 BAR control masks */ 1511 #define IEEE80211_BAR_CTRL_ACK_POLICY_NORMAL 0x0000 1512 #define IEEE80211_BAR_CTRL_MULTI_TID 0x0002 1513 #define IEEE80211_BAR_CTRL_CBMTID_COMPRESSED_BA 0x0004 1514 #define IEEE80211_BAR_CTRL_TID_INFO_MASK 0xf000 1515 #define IEEE80211_BAR_CTRL_TID_INFO_SHIFT 12 1516 1517 #define IEEE80211_HT_MCS_MASK_LEN 10 1518 1519 /** 1520 * struct ieee80211_mcs_info - MCS information 1521 * @rx_mask: RX mask 1522 * @rx_highest: highest supported RX rate. If set represents 1523 * the highest supported RX data rate in units of 1 Mbps. 1524 * If this field is 0 this value should not be used to 1525 * consider the highest RX data rate supported. 1526 * @tx_params: TX parameters 1527 */ 1528 struct ieee80211_mcs_info { 1529 u8 rx_mask[IEEE80211_HT_MCS_MASK_LEN]; 1530 __le16 rx_highest; 1531 u8 tx_params; 1532 u8 reserved[3]; 1533 } __packed; 1534 1535 /* 802.11n HT capability MSC set */ 1536 #define IEEE80211_HT_MCS_RX_HIGHEST_MASK 0x3ff 1537 #define IEEE80211_HT_MCS_TX_DEFINED 0x01 1538 #define IEEE80211_HT_MCS_TX_RX_DIFF 0x02 1539 /* value 0 == 1 stream etc */ 1540 #define IEEE80211_HT_MCS_TX_MAX_STREAMS_MASK 0x0C 1541 #define IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT 2 1542 #define IEEE80211_HT_MCS_TX_MAX_STREAMS 4 1543 #define IEEE80211_HT_MCS_TX_UNEQUAL_MODULATION 0x10 1544 1545 /* 1546 * 802.11n D5.0 20.3.5 / 20.6 says: 1547 * - indices 0 to 7 and 32 are single spatial stream 1548 * - 8 to 31 are multiple spatial streams using equal modulation 1549 * [8..15 for two streams, 16..23 for three and 24..31 for four] 1550 * - remainder are multiple spatial streams using unequal modulation 1551 */ 1552 #define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START 33 1553 #define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START_BYTE \ 1554 (IEEE80211_HT_MCS_UNEQUAL_MODULATION_START / 8) 1555 1556 /** 1557 * struct ieee80211_ht_cap - HT capabilities 1558 * 1559 * This structure is the "HT capabilities element" as 1560 * described in 802.11n D5.0 7.3.2.57 1561 */ 1562 struct ieee80211_ht_cap { 1563 __le16 cap_info; 1564 u8 ampdu_params_info; 1565 1566 /* 16 bytes MCS information */ 1567 struct ieee80211_mcs_info mcs; 1568 1569 __le16 extended_ht_cap_info; 1570 __le32 tx_BF_cap_info; 1571 u8 antenna_selection_info; 1572 } __packed; 1573 1574 /* 802.11n HT capabilities masks (for cap_info) */ 1575 #define IEEE80211_HT_CAP_LDPC_CODING 0x0001 1576 #define IEEE80211_HT_CAP_SUP_WIDTH_20_40 0x0002 1577 #define IEEE80211_HT_CAP_SM_PS 0x000C 1578 #define IEEE80211_HT_CAP_SM_PS_SHIFT 2 1579 #define IEEE80211_HT_CAP_GRN_FLD 0x0010 1580 #define IEEE80211_HT_CAP_SGI_20 0x0020 1581 #define IEEE80211_HT_CAP_SGI_40 0x0040 1582 #define IEEE80211_HT_CAP_TX_STBC 0x0080 1583 #define IEEE80211_HT_CAP_RX_STBC 0x0300 1584 #define IEEE80211_HT_CAP_RX_STBC_SHIFT 8 1585 #define IEEE80211_HT_CAP_DELAY_BA 0x0400 1586 #define IEEE80211_HT_CAP_MAX_AMSDU 0x0800 1587 #define IEEE80211_HT_CAP_DSSSCCK40 0x1000 1588 #define IEEE80211_HT_CAP_RESERVED 0x2000 1589 #define IEEE80211_HT_CAP_40MHZ_INTOLERANT 0x4000 1590 #define IEEE80211_HT_CAP_LSIG_TXOP_PROT 0x8000 1591 1592 /* 802.11n HT extended capabilities masks (for extended_ht_cap_info) */ 1593 #define IEEE80211_HT_EXT_CAP_PCO 0x0001 1594 #define IEEE80211_HT_EXT_CAP_PCO_TIME 0x0006 1595 #define IEEE80211_HT_EXT_CAP_PCO_TIME_SHIFT 1 1596 #define IEEE80211_HT_EXT_CAP_MCS_FB 0x0300 1597 #define IEEE80211_HT_EXT_CAP_MCS_FB_SHIFT 8 1598 #define IEEE80211_HT_EXT_CAP_HTC_SUP 0x0400 1599 #define IEEE80211_HT_EXT_CAP_RD_RESPONDER 0x0800 1600 1601 /* 802.11n HT capability AMPDU settings (for ampdu_params_info) */ 1602 #define IEEE80211_HT_AMPDU_PARM_FACTOR 0x03 1603 #define IEEE80211_HT_AMPDU_PARM_DENSITY 0x1C 1604 #define IEEE80211_HT_AMPDU_PARM_DENSITY_SHIFT 2 1605 1606 /* 1607 * Maximum length of AMPDU that the STA can receive in high-throughput (HT). 1608 * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets) 1609 */ 1610 enum ieee80211_max_ampdu_length_exp { 1611 IEEE80211_HT_MAX_AMPDU_8K = 0, 1612 IEEE80211_HT_MAX_AMPDU_16K = 1, 1613 IEEE80211_HT_MAX_AMPDU_32K = 2, 1614 IEEE80211_HT_MAX_AMPDU_64K = 3 1615 }; 1616 1617 /* 1618 * Maximum length of AMPDU that the STA can receive in VHT. 1619 * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets) 1620 */ 1621 enum ieee80211_vht_max_ampdu_length_exp { 1622 IEEE80211_VHT_MAX_AMPDU_8K = 0, 1623 IEEE80211_VHT_MAX_AMPDU_16K = 1, 1624 IEEE80211_VHT_MAX_AMPDU_32K = 2, 1625 IEEE80211_VHT_MAX_AMPDU_64K = 3, 1626 IEEE80211_VHT_MAX_AMPDU_128K = 4, 1627 IEEE80211_VHT_MAX_AMPDU_256K = 5, 1628 IEEE80211_VHT_MAX_AMPDU_512K = 6, 1629 IEEE80211_VHT_MAX_AMPDU_1024K = 7 1630 }; 1631 1632 #define IEEE80211_HT_MAX_AMPDU_FACTOR 13 1633 1634 /* Minimum MPDU start spacing */ 1635 enum ieee80211_min_mpdu_spacing { 1636 IEEE80211_HT_MPDU_DENSITY_NONE = 0, /* No restriction */ 1637 IEEE80211_HT_MPDU_DENSITY_0_25 = 1, /* 1/4 usec */ 1638 IEEE80211_HT_MPDU_DENSITY_0_5 = 2, /* 1/2 usec */ 1639 IEEE80211_HT_MPDU_DENSITY_1 = 3, /* 1 usec */ 1640 IEEE80211_HT_MPDU_DENSITY_2 = 4, /* 2 usec */ 1641 IEEE80211_HT_MPDU_DENSITY_4 = 5, /* 4 usec */ 1642 IEEE80211_HT_MPDU_DENSITY_8 = 6, /* 8 usec */ 1643 IEEE80211_HT_MPDU_DENSITY_16 = 7 /* 16 usec */ 1644 }; 1645 1646 /** 1647 * struct ieee80211_ht_operation - HT operation IE 1648 * 1649 * This structure is the "HT operation element" as 1650 * described in 802.11n-2009 7.3.2.57 1651 */ 1652 struct ieee80211_ht_operation { 1653 u8 primary_chan; 1654 u8 ht_param; 1655 __le16 operation_mode; 1656 __le16 stbc_param; 1657 u8 basic_set[16]; 1658 } __packed; 1659 1660 /* for ht_param */ 1661 #define IEEE80211_HT_PARAM_CHA_SEC_OFFSET 0x03 1662 #define IEEE80211_HT_PARAM_CHA_SEC_NONE 0x00 1663 #define IEEE80211_HT_PARAM_CHA_SEC_ABOVE 0x01 1664 #define IEEE80211_HT_PARAM_CHA_SEC_BELOW 0x03 1665 #define IEEE80211_HT_PARAM_CHAN_WIDTH_ANY 0x04 1666 #define IEEE80211_HT_PARAM_RIFS_MODE 0x08 1667 1668 /* for operation_mode */ 1669 #define IEEE80211_HT_OP_MODE_PROTECTION 0x0003 1670 #define IEEE80211_HT_OP_MODE_PROTECTION_NONE 0 1671 #define IEEE80211_HT_OP_MODE_PROTECTION_NONMEMBER 1 1672 #define IEEE80211_HT_OP_MODE_PROTECTION_20MHZ 2 1673 #define IEEE80211_HT_OP_MODE_PROTECTION_NONHT_MIXED 3 1674 #define IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT 0x0004 1675 #define IEEE80211_HT_OP_MODE_NON_HT_STA_PRSNT 0x0010 1676 #define IEEE80211_HT_OP_MODE_CCFS2_SHIFT 5 1677 #define IEEE80211_HT_OP_MODE_CCFS2_MASK 0x1fe0 1678 1679 /* for stbc_param */ 1680 #define IEEE80211_HT_STBC_PARAM_DUAL_BEACON 0x0040 1681 #define IEEE80211_HT_STBC_PARAM_DUAL_CTS_PROT 0x0080 1682 #define IEEE80211_HT_STBC_PARAM_STBC_BEACON 0x0100 1683 #define IEEE80211_HT_STBC_PARAM_LSIG_TXOP_FULLPROT 0x0200 1684 #define IEEE80211_HT_STBC_PARAM_PCO_ACTIVE 0x0400 1685 #define IEEE80211_HT_STBC_PARAM_PCO_PHASE 0x0800 1686 1687 1688 /* block-ack parameters */ 1689 #define IEEE80211_ADDBA_PARAM_AMSDU_MASK 0x0001 1690 #define IEEE80211_ADDBA_PARAM_POLICY_MASK 0x0002 1691 #define IEEE80211_ADDBA_PARAM_TID_MASK 0x003C 1692 #define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFC0 1693 #define IEEE80211_DELBA_PARAM_TID_MASK 0xF000 1694 #define IEEE80211_DELBA_PARAM_INITIATOR_MASK 0x0800 1695 1696 /* 1697 * A-MPDU buffer sizes 1698 * According to HT size varies from 8 to 64 frames 1699 * HE adds the ability to have up to 256 frames. 1700 */ 1701 #define IEEE80211_MIN_AMPDU_BUF 0x8 1702 #define IEEE80211_MAX_AMPDU_BUF_HT 0x40 1703 #define IEEE80211_MAX_AMPDU_BUF 0x100 1704 1705 1706 /* Spatial Multiplexing Power Save Modes (for capability) */ 1707 #define WLAN_HT_CAP_SM_PS_STATIC 0 1708 #define WLAN_HT_CAP_SM_PS_DYNAMIC 1 1709 #define WLAN_HT_CAP_SM_PS_INVALID 2 1710 #define WLAN_HT_CAP_SM_PS_DISABLED 3 1711 1712 /* for SM power control field lower two bits */ 1713 #define WLAN_HT_SMPS_CONTROL_DISABLED 0 1714 #define WLAN_HT_SMPS_CONTROL_STATIC 1 1715 #define WLAN_HT_SMPS_CONTROL_DYNAMIC 3 1716 1717 /** 1718 * struct ieee80211_vht_mcs_info - VHT MCS information 1719 * @rx_mcs_map: RX MCS map 2 bits for each stream, total 8 streams 1720 * @rx_highest: Indicates highest long GI VHT PPDU data rate 1721 * STA can receive. Rate expressed in units of 1 Mbps. 1722 * If this field is 0 this value should not be used to 1723 * consider the highest RX data rate supported. 1724 * The top 3 bits of this field indicate the Maximum NSTS,total 1725 * (a beamformee capability.) 1726 * @tx_mcs_map: TX MCS map 2 bits for each stream, total 8 streams 1727 * @tx_highest: Indicates highest long GI VHT PPDU data rate 1728 * STA can transmit. Rate expressed in units of 1 Mbps. 1729 * If this field is 0 this value should not be used to 1730 * consider the highest TX data rate supported. 1731 * The top 2 bits of this field are reserved, the 1732 * 3rd bit from the top indiciates VHT Extended NSS BW 1733 * Capability. 1734 */ 1735 struct ieee80211_vht_mcs_info { 1736 __le16 rx_mcs_map; 1737 __le16 rx_highest; 1738 __le16 tx_mcs_map; 1739 __le16 tx_highest; 1740 } __packed; 1741 1742 /* for rx_highest */ 1743 #define IEEE80211_VHT_MAX_NSTS_TOTAL_SHIFT 13 1744 #define IEEE80211_VHT_MAX_NSTS_TOTAL_MASK (7 << IEEE80211_VHT_MAX_NSTS_TOTAL_SHIFT) 1745 1746 /* for tx_highest */ 1747 #define IEEE80211_VHT_EXT_NSS_BW_CAPABLE (1 << 13) 1748 1749 /** 1750 * enum ieee80211_vht_mcs_support - VHT MCS support definitions 1751 * @IEEE80211_VHT_MCS_SUPPORT_0_7: MCSes 0-7 are supported for the 1752 * number of streams 1753 * @IEEE80211_VHT_MCS_SUPPORT_0_8: MCSes 0-8 are supported 1754 * @IEEE80211_VHT_MCS_SUPPORT_0_9: MCSes 0-9 are supported 1755 * @IEEE80211_VHT_MCS_NOT_SUPPORTED: This number of streams isn't supported 1756 * 1757 * These definitions are used in each 2-bit subfield of the @rx_mcs_map 1758 * and @tx_mcs_map fields of &struct ieee80211_vht_mcs_info, which are 1759 * both split into 8 subfields by number of streams. These values indicate 1760 * which MCSes are supported for the number of streams the value appears 1761 * for. 1762 */ 1763 enum ieee80211_vht_mcs_support { 1764 IEEE80211_VHT_MCS_SUPPORT_0_7 = 0, 1765 IEEE80211_VHT_MCS_SUPPORT_0_8 = 1, 1766 IEEE80211_VHT_MCS_SUPPORT_0_9 = 2, 1767 IEEE80211_VHT_MCS_NOT_SUPPORTED = 3, 1768 }; 1769 1770 /** 1771 * struct ieee80211_vht_cap - VHT capabilities 1772 * 1773 * This structure is the "VHT capabilities element" as 1774 * described in 802.11ac D3.0 8.4.2.160 1775 * @vht_cap_info: VHT capability info 1776 * @supp_mcs: VHT MCS supported rates 1777 */ 1778 struct ieee80211_vht_cap { 1779 __le32 vht_cap_info; 1780 struct ieee80211_vht_mcs_info supp_mcs; 1781 } __packed; 1782 1783 /** 1784 * enum ieee80211_vht_chanwidth - VHT channel width 1785 * @IEEE80211_VHT_CHANWIDTH_USE_HT: use the HT operation IE to 1786 * determine the channel width (20 or 40 MHz) 1787 * @IEEE80211_VHT_CHANWIDTH_80MHZ: 80 MHz bandwidth 1788 * @IEEE80211_VHT_CHANWIDTH_160MHZ: 160 MHz bandwidth 1789 * @IEEE80211_VHT_CHANWIDTH_80P80MHZ: 80+80 MHz bandwidth 1790 */ 1791 enum ieee80211_vht_chanwidth { 1792 IEEE80211_VHT_CHANWIDTH_USE_HT = 0, 1793 IEEE80211_VHT_CHANWIDTH_80MHZ = 1, 1794 IEEE80211_VHT_CHANWIDTH_160MHZ = 2, 1795 IEEE80211_VHT_CHANWIDTH_80P80MHZ = 3, 1796 }; 1797 1798 /** 1799 * struct ieee80211_vht_operation - VHT operation IE 1800 * 1801 * This structure is the "VHT operation element" as 1802 * described in 802.11ac D3.0 8.4.2.161 1803 * @chan_width: Operating channel width 1804 * @center_freq_seg0_idx: center freq segment 0 index 1805 * @center_freq_seg1_idx: center freq segment 1 index 1806 * @basic_mcs_set: VHT Basic MCS rate set 1807 */ 1808 struct ieee80211_vht_operation { 1809 u8 chan_width; 1810 u8 center_freq_seg0_idx; 1811 u8 center_freq_seg1_idx; 1812 __le16 basic_mcs_set; 1813 } __packed; 1814 1815 /** 1816 * struct ieee80211_he_cap_elem - HE capabilities element 1817 * 1818 * This structure is the "HE capabilities element" fixed fields as 1819 * described in P802.11ax_D4.0 section 9.4.2.242.2 and 9.4.2.242.3 1820 */ 1821 struct ieee80211_he_cap_elem { 1822 u8 mac_cap_info[6]; 1823 u8 phy_cap_info[11]; 1824 } __packed; 1825 1826 #define IEEE80211_TX_RX_MCS_NSS_DESC_MAX_LEN 5 1827 1828 /** 1829 * enum ieee80211_he_mcs_support - HE MCS support definitions 1830 * @IEEE80211_HE_MCS_SUPPORT_0_7: MCSes 0-7 are supported for the 1831 * number of streams 1832 * @IEEE80211_HE_MCS_SUPPORT_0_9: MCSes 0-9 are supported 1833 * @IEEE80211_HE_MCS_SUPPORT_0_11: MCSes 0-11 are supported 1834 * @IEEE80211_HE_MCS_NOT_SUPPORTED: This number of streams isn't supported 1835 * 1836 * These definitions are used in each 2-bit subfield of the rx_mcs_* 1837 * and tx_mcs_* fields of &struct ieee80211_he_mcs_nss_supp, which are 1838 * both split into 8 subfields by number of streams. These values indicate 1839 * which MCSes are supported for the number of streams the value appears 1840 * for. 1841 */ 1842 enum ieee80211_he_mcs_support { 1843 IEEE80211_HE_MCS_SUPPORT_0_7 = 0, 1844 IEEE80211_HE_MCS_SUPPORT_0_9 = 1, 1845 IEEE80211_HE_MCS_SUPPORT_0_11 = 2, 1846 IEEE80211_HE_MCS_NOT_SUPPORTED = 3, 1847 }; 1848 1849 /** 1850 * struct ieee80211_he_mcs_nss_supp - HE Tx/Rx HE MCS NSS Support Field 1851 * 1852 * This structure holds the data required for the Tx/Rx HE MCS NSS Support Field 1853 * described in P802.11ax_D2.0 section 9.4.2.237.4 1854 * 1855 * @rx_mcs_80: Rx MCS map 2 bits for each stream, total 8 streams, for channel 1856 * widths less than 80MHz. 1857 * @tx_mcs_80: Tx MCS map 2 bits for each stream, total 8 streams, for channel 1858 * widths less than 80MHz. 1859 * @rx_mcs_160: Rx MCS map 2 bits for each stream, total 8 streams, for channel 1860 * width 160MHz. 1861 * @tx_mcs_160: Tx MCS map 2 bits for each stream, total 8 streams, for channel 1862 * width 160MHz. 1863 * @rx_mcs_80p80: Rx MCS map 2 bits for each stream, total 8 streams, for 1864 * channel width 80p80MHz. 1865 * @tx_mcs_80p80: Tx MCS map 2 bits for each stream, total 8 streams, for 1866 * channel width 80p80MHz. 1867 */ 1868 struct ieee80211_he_mcs_nss_supp { 1869 __le16 rx_mcs_80; 1870 __le16 tx_mcs_80; 1871 __le16 rx_mcs_160; 1872 __le16 tx_mcs_160; 1873 __le16 rx_mcs_80p80; 1874 __le16 tx_mcs_80p80; 1875 } __packed; 1876 1877 /** 1878 * struct ieee80211_he_operation - HE capabilities element 1879 * 1880 * This structure is the "HE operation element" fields as 1881 * described in P802.11ax_D4.0 section 9.4.2.243 1882 */ 1883 struct ieee80211_he_operation { 1884 __le32 he_oper_params; 1885 __le16 he_mcs_nss_set; 1886 /* Optional 0,1,3,4,5,7 or 8 bytes: depends on @he_oper_params */ 1887 u8 optional[]; 1888 } __packed; 1889 1890 /** 1891 * struct ieee80211_he_spr - HE spatial reuse element 1892 * 1893 * This structure is the "HE spatial reuse element" element as 1894 * described in P802.11ax_D4.0 section 9.4.2.241 1895 */ 1896 struct ieee80211_he_spr { 1897 u8 he_sr_control; 1898 /* Optional 0 to 19 bytes: depends on @he_sr_control */ 1899 u8 optional[]; 1900 } __packed; 1901 1902 /** 1903 * struct ieee80211_he_mu_edca_param_ac_rec - MU AC Parameter Record field 1904 * 1905 * This structure is the "MU AC Parameter Record" fields as 1906 * described in P802.11ax_D4.0 section 9.4.2.245 1907 */ 1908 struct ieee80211_he_mu_edca_param_ac_rec { 1909 u8 aifsn; 1910 u8 ecw_min_max; 1911 u8 mu_edca_timer; 1912 } __packed; 1913 1914 /** 1915 * struct ieee80211_mu_edca_param_set - MU EDCA Parameter Set element 1916 * 1917 * This structure is the "MU EDCA Parameter Set element" fields as 1918 * described in P802.11ax_D4.0 section 9.4.2.245 1919 */ 1920 struct ieee80211_mu_edca_param_set { 1921 u8 mu_qos_info; 1922 struct ieee80211_he_mu_edca_param_ac_rec ac_be; 1923 struct ieee80211_he_mu_edca_param_ac_rec ac_bk; 1924 struct ieee80211_he_mu_edca_param_ac_rec ac_vi; 1925 struct ieee80211_he_mu_edca_param_ac_rec ac_vo; 1926 } __packed; 1927 1928 /* 802.11ac VHT Capabilities */ 1929 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895 0x00000000 1930 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991 0x00000001 1931 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454 0x00000002 1932 #define IEEE80211_VHT_CAP_MAX_MPDU_MASK 0x00000003 1933 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ 0x00000004 1934 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ 0x00000008 1935 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_MASK 0x0000000C 1936 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_SHIFT 2 1937 #define IEEE80211_VHT_CAP_RXLDPC 0x00000010 1938 #define IEEE80211_VHT_CAP_SHORT_GI_80 0x00000020 1939 #define IEEE80211_VHT_CAP_SHORT_GI_160 0x00000040 1940 #define IEEE80211_VHT_CAP_TXSTBC 0x00000080 1941 #define IEEE80211_VHT_CAP_RXSTBC_1 0x00000100 1942 #define IEEE80211_VHT_CAP_RXSTBC_2 0x00000200 1943 #define IEEE80211_VHT_CAP_RXSTBC_3 0x00000300 1944 #define IEEE80211_VHT_CAP_RXSTBC_4 0x00000400 1945 #define IEEE80211_VHT_CAP_RXSTBC_MASK 0x00000700 1946 #define IEEE80211_VHT_CAP_RXSTBC_SHIFT 8 1947 #define IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE 0x00000800 1948 #define IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE 0x00001000 1949 #define IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT 13 1950 #define IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK \ 1951 (7 << IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT) 1952 #define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT 16 1953 #define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK \ 1954 (7 << IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT) 1955 #define IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE 0x00080000 1956 #define IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE 0x00100000 1957 #define IEEE80211_VHT_CAP_VHT_TXOP_PS 0x00200000 1958 #define IEEE80211_VHT_CAP_HTC_VHT 0x00400000 1959 #define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT 23 1960 #define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK \ 1961 (7 << IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT) 1962 #define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_UNSOL_MFB 0x08000000 1963 #define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB 0x0c000000 1964 #define IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN 0x10000000 1965 #define IEEE80211_VHT_CAP_TX_ANTENNA_PATTERN 0x20000000 1966 #define IEEE80211_VHT_CAP_EXT_NSS_BW_SHIFT 30 1967 #define IEEE80211_VHT_CAP_EXT_NSS_BW_MASK 0xc0000000 1968 1969 /** 1970 * ieee80211_get_vht_max_nss - return max NSS for a given bandwidth/MCS 1971 * @cap: VHT capabilities of the peer 1972 * @bw: bandwidth to use 1973 * @mcs: MCS index to use 1974 * @ext_nss_bw_capable: indicates whether or not the local transmitter 1975 * (rate scaling algorithm) can deal with the new logic 1976 * (dot11VHTExtendedNSSBWCapable) 1977 * @max_vht_nss: current maximum NSS as advertised by the STA in 1978 * operating mode notification, can be 0 in which case the 1979 * capability data will be used to derive this (from MCS support) 1980 * 1981 * Due to the VHT Extended NSS Bandwidth Support, the maximum NSS can 1982 * vary for a given BW/MCS. This function parses the data. 1983 * 1984 * Note: This function is exported by cfg80211. 1985 */ 1986 int ieee80211_get_vht_max_nss(struct ieee80211_vht_cap *cap, 1987 enum ieee80211_vht_chanwidth bw, 1988 int mcs, bool ext_nss_bw_capable, 1989 unsigned int max_vht_nss); 1990 1991 /* 802.11ax HE MAC capabilities */ 1992 #define IEEE80211_HE_MAC_CAP0_HTC_HE 0x01 1993 #define IEEE80211_HE_MAC_CAP0_TWT_REQ 0x02 1994 #define IEEE80211_HE_MAC_CAP0_TWT_RES 0x04 1995 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_NOT_SUPP 0x00 1996 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_1 0x08 1997 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_2 0x10 1998 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_3 0x18 1999 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_MASK 0x18 2000 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_1 0x00 2001 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_2 0x20 2002 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_4 0x40 2003 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_8 0x60 2004 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_16 0x80 2005 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_32 0xa0 2006 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_64 0xc0 2007 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_UNLIMITED 0xe0 2008 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_MASK 0xe0 2009 2010 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_UNLIMITED 0x00 2011 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_128 0x01 2012 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_256 0x02 2013 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_512 0x03 2014 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_MASK 0x03 2015 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_0US 0x00 2016 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_8US 0x04 2017 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_16US 0x08 2018 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_MASK 0x0c 2019 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_1 0x00 2020 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_2 0x10 2021 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_3 0x20 2022 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_4 0x30 2023 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_5 0x40 2024 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_6 0x50 2025 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_7 0x60 2026 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_8 0x70 2027 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_MASK 0x70 2028 2029 /* Link adaptation is split between byte HE_MAC_CAP1 and 2030 * HE_MAC_CAP2. It should be set only if IEEE80211_HE_MAC_CAP0_HTC_HE 2031 * in which case the following values apply: 2032 * 0 = No feedback. 2033 * 1 = reserved. 2034 * 2 = Unsolicited feedback. 2035 * 3 = both 2036 */ 2037 #define IEEE80211_HE_MAC_CAP1_LINK_ADAPTATION 0x80 2038 2039 #define IEEE80211_HE_MAC_CAP2_LINK_ADAPTATION 0x01 2040 #define IEEE80211_HE_MAC_CAP2_ALL_ACK 0x02 2041 #define IEEE80211_HE_MAC_CAP2_TRS 0x04 2042 #define IEEE80211_HE_MAC_CAP2_BSR 0x08 2043 #define IEEE80211_HE_MAC_CAP2_BCAST_TWT 0x10 2044 #define IEEE80211_HE_MAC_CAP2_32BIT_BA_BITMAP 0x20 2045 #define IEEE80211_HE_MAC_CAP2_MU_CASCADING 0x40 2046 #define IEEE80211_HE_MAC_CAP2_ACK_EN 0x80 2047 2048 #define IEEE80211_HE_MAC_CAP3_OMI_CONTROL 0x02 2049 #define IEEE80211_HE_MAC_CAP3_OFDMA_RA 0x04 2050 2051 /* The maximum length of an A-MDPU is defined by the combination of the Maximum 2052 * A-MDPU Length Exponent field in the HT capabilities, VHT capabilities and the 2053 * same field in the HE capabilities. 2054 */ 2055 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_0 0x00 2056 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_1 0x08 2057 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_2 0x10 2058 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_3 0x18 2059 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_MASK 0x18 2060 #define IEEE80211_HE_MAC_CAP3_AMSDU_FRAG 0x20 2061 #define IEEE80211_HE_MAC_CAP3_FLEX_TWT_SCHED 0x40 2062 #define IEEE80211_HE_MAC_CAP3_RX_CTRL_FRAME_TO_MULTIBSS 0x80 2063 2064 #define IEEE80211_HE_MAC_CAP4_BSRP_BQRP_A_MPDU_AGG 0x01 2065 #define IEEE80211_HE_MAC_CAP4_QTP 0x02 2066 #define IEEE80211_HE_MAC_CAP4_BQR 0x04 2067 #define IEEE80211_HE_MAC_CAP4_PSR_RESP 0x08 2068 #define IEEE80211_HE_MAC_CAP4_NDP_FB_REP 0x10 2069 #define IEEE80211_HE_MAC_CAP4_OPS 0x20 2070 #define IEEE80211_HE_MAC_CAP4_AMSDU_IN_AMPDU 0x40 2071 /* Multi TID agg TX is split between byte #4 and #5 2072 * The value is a combination of B39,B40,B41 2073 */ 2074 #define IEEE80211_HE_MAC_CAP4_MULTI_TID_AGG_TX_QOS_B39 0x80 2075 2076 #define IEEE80211_HE_MAC_CAP5_MULTI_TID_AGG_TX_QOS_B40 0x01 2077 #define IEEE80211_HE_MAC_CAP5_MULTI_TID_AGG_TX_QOS_B41 0x02 2078 #define IEEE80211_HE_MAC_CAP5_SUBCHAN_SELECTIVE_TRANSMISSION 0x04 2079 #define IEEE80211_HE_MAC_CAP5_UL_2x996_TONE_RU 0x08 2080 #define IEEE80211_HE_MAC_CAP5_OM_CTRL_UL_MU_DATA_DIS_RX 0x10 2081 #define IEEE80211_HE_MAC_CAP5_HE_DYNAMIC_SM_PS 0x20 2082 #define IEEE80211_HE_MAC_CAP5_PUNCTURED_SOUNDING 0x40 2083 #define IEEE80211_HE_MAC_CAP5_HT_VHT_TRIG_FRAME_RX 0x80 2084 2085 #define IEEE80211_HE_VHT_MAX_AMPDU_FACTOR 20 2086 #define IEEE80211_HE_HT_MAX_AMPDU_FACTOR 16 2087 #define IEEE80211_HE_6GHZ_MAX_AMPDU_FACTOR 13 2088 2089 /* 802.11ax HE PHY capabilities */ 2090 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G 0x02 2091 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G 0x04 2092 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G 0x08 2093 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G 0x10 2094 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_2G 0x20 2095 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_5G 0x40 2096 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_MASK 0xfe 2097 2098 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_80MHZ_ONLY_SECOND_20MHZ 0x01 2099 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_80MHZ_ONLY_SECOND_40MHZ 0x02 2100 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_160MHZ_ONLY_SECOND_20MHZ 0x04 2101 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_160MHZ_ONLY_SECOND_40MHZ 0x08 2102 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_MASK 0x0f 2103 #define IEEE80211_HE_PHY_CAP1_DEVICE_CLASS_A 0x10 2104 #define IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD 0x20 2105 #define IEEE80211_HE_PHY_CAP1_HE_LTF_AND_GI_FOR_HE_PPDUS_0_8US 0x40 2106 /* Midamble RX/TX Max NSTS is split between byte #2 and byte #3 */ 2107 #define IEEE80211_HE_PHY_CAP1_MIDAMBLE_RX_TX_MAX_NSTS 0x80 2108 2109 #define IEEE80211_HE_PHY_CAP2_MIDAMBLE_RX_TX_MAX_NSTS 0x01 2110 #define IEEE80211_HE_PHY_CAP2_NDP_4x_LTF_AND_3_2US 0x02 2111 #define IEEE80211_HE_PHY_CAP2_STBC_TX_UNDER_80MHZ 0x04 2112 #define IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ 0x08 2113 #define IEEE80211_HE_PHY_CAP2_DOPPLER_TX 0x10 2114 #define IEEE80211_HE_PHY_CAP2_DOPPLER_RX 0x20 2115 2116 /* Note that the meaning of UL MU below is different between an AP and a non-AP 2117 * sta, where in the AP case it indicates support for Rx and in the non-AP sta 2118 * case it indicates support for Tx. 2119 */ 2120 #define IEEE80211_HE_PHY_CAP2_UL_MU_FULL_MU_MIMO 0x40 2121 #define IEEE80211_HE_PHY_CAP2_UL_MU_PARTIAL_MU_MIMO 0x80 2122 2123 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_NO_DCM 0x00 2124 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_BPSK 0x01 2125 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_QPSK 0x02 2126 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_16_QAM 0x03 2127 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_MASK 0x03 2128 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_TX_NSS_1 0x00 2129 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_TX_NSS_2 0x04 2130 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_NO_DCM 0x00 2131 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_BPSK 0x08 2132 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_QPSK 0x10 2133 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_16_QAM 0x18 2134 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_MASK 0x18 2135 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_RX_NSS_1 0x00 2136 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_RX_NSS_2 0x20 2137 #define IEEE80211_HE_PHY_CAP3_RX_PARTIAL_BW_SU_IN_20MHZ_MU 0x40 2138 #define IEEE80211_HE_PHY_CAP3_SU_BEAMFORMER 0x80 2139 2140 #define IEEE80211_HE_PHY_CAP4_SU_BEAMFORMEE 0x01 2141 #define IEEE80211_HE_PHY_CAP4_MU_BEAMFORMER 0x02 2142 2143 /* Minimal allowed value of Max STS under 80MHz is 3 */ 2144 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_4 0x0c 2145 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_5 0x10 2146 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_6 0x14 2147 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_7 0x18 2148 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_8 0x1c 2149 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_MASK 0x1c 2150 2151 /* Minimal allowed value of Max STS above 80MHz is 3 */ 2152 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_4 0x60 2153 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_5 0x80 2154 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_6 0xa0 2155 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_7 0xc0 2156 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_8 0xe0 2157 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_MASK 0xe0 2158 2159 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_1 0x00 2160 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_2 0x01 2161 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_3 0x02 2162 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_4 0x03 2163 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_5 0x04 2164 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_6 0x05 2165 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_7 0x06 2166 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_8 0x07 2167 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK 0x07 2168 2169 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_1 0x00 2170 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_2 0x08 2171 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_3 0x10 2172 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_4 0x18 2173 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_5 0x20 2174 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_6 0x28 2175 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_7 0x30 2176 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_8 0x38 2177 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_MASK 0x38 2178 2179 #define IEEE80211_HE_PHY_CAP5_NG16_SU_FEEDBACK 0x40 2180 #define IEEE80211_HE_PHY_CAP5_NG16_MU_FEEDBACK 0x80 2181 2182 #define IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_42_SU 0x01 2183 #define IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_75_MU 0x02 2184 #define IEEE80211_HE_PHY_CAP6_TRIG_SU_BEAMFORMING_FB 0x04 2185 #define IEEE80211_HE_PHY_CAP6_TRIG_MU_BEAMFORMING_PARTIAL_BW_FB 0x08 2186 #define IEEE80211_HE_PHY_CAP6_TRIG_CQI_FB 0x10 2187 #define IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE 0x20 2188 #define IEEE80211_HE_PHY_CAP6_PARTIAL_BANDWIDTH_DL_MUMIMO 0x40 2189 #define IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT 0x80 2190 2191 #define IEEE80211_HE_PHY_CAP7_PSR_BASED_SR 0x01 2192 #define IEEE80211_HE_PHY_CAP7_POWER_BOOST_FACTOR_SUPP 0x02 2193 #define IEEE80211_HE_PHY_CAP7_HE_SU_MU_PPDU_4XLTF_AND_08_US_GI 0x04 2194 #define IEEE80211_HE_PHY_CAP7_MAX_NC_1 0x08 2195 #define IEEE80211_HE_PHY_CAP7_MAX_NC_2 0x10 2196 #define IEEE80211_HE_PHY_CAP7_MAX_NC_3 0x18 2197 #define IEEE80211_HE_PHY_CAP7_MAX_NC_4 0x20 2198 #define IEEE80211_HE_PHY_CAP7_MAX_NC_5 0x28 2199 #define IEEE80211_HE_PHY_CAP7_MAX_NC_6 0x30 2200 #define IEEE80211_HE_PHY_CAP7_MAX_NC_7 0x38 2201 #define IEEE80211_HE_PHY_CAP7_MAX_NC_MASK 0x38 2202 #define IEEE80211_HE_PHY_CAP7_STBC_TX_ABOVE_80MHZ 0x40 2203 #define IEEE80211_HE_PHY_CAP7_STBC_RX_ABOVE_80MHZ 0x80 2204 2205 #define IEEE80211_HE_PHY_CAP8_HE_ER_SU_PPDU_4XLTF_AND_08_US_GI 0x01 2206 #define IEEE80211_HE_PHY_CAP8_20MHZ_IN_40MHZ_HE_PPDU_IN_2G 0x02 2207 #define IEEE80211_HE_PHY_CAP8_20MHZ_IN_160MHZ_HE_PPDU 0x04 2208 #define IEEE80211_HE_PHY_CAP8_80MHZ_IN_160MHZ_HE_PPDU 0x08 2209 #define IEEE80211_HE_PHY_CAP8_HE_ER_SU_1XLTF_AND_08_US_GI 0x10 2210 #define IEEE80211_HE_PHY_CAP8_MIDAMBLE_RX_TX_2X_AND_1XLTF 0x20 2211 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_242 0x00 2212 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_484 0x40 2213 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_996 0x80 2214 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_2x996 0xc0 2215 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_MASK 0xc0 2216 2217 #define IEEE80211_HE_PHY_CAP9_LONGER_THAN_16_SIGB_OFDM_SYM 0x01 2218 #define IEEE80211_HE_PHY_CAP9_NON_TRIGGERED_CQI_FEEDBACK 0x02 2219 #define IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU 0x04 2220 #define IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU 0x08 2221 #define IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_COMP_SIGB 0x10 2222 #define IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_NON_COMP_SIGB 0x20 2223 #define IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_0US 0x00 2224 #define IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_8US 0x40 2225 #define IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_16US 0x80 2226 #define IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_RESERVED 0xc0 2227 #define IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_MASK 0xc0 2228 2229 #define IEEE80211_HE_PHY_CAP10_HE_MU_M1RU_MAX_LTF 0x01 2230 2231 /* 802.11ax HE TX/RX MCS NSS Support */ 2232 #define IEEE80211_TX_RX_MCS_NSS_SUPP_HIGHEST_MCS_POS (3) 2233 #define IEEE80211_TX_RX_MCS_NSS_SUPP_TX_BITMAP_POS (6) 2234 #define IEEE80211_TX_RX_MCS_NSS_SUPP_RX_BITMAP_POS (11) 2235 #define IEEE80211_TX_RX_MCS_NSS_SUPP_TX_BITMAP_MASK 0x07c0 2236 #define IEEE80211_TX_RX_MCS_NSS_SUPP_RX_BITMAP_MASK 0xf800 2237 2238 /* TX/RX HE MCS Support field Highest MCS subfield encoding */ 2239 enum ieee80211_he_highest_mcs_supported_subfield_enc { 2240 HIGHEST_MCS_SUPPORTED_MCS7 = 0, 2241 HIGHEST_MCS_SUPPORTED_MCS8, 2242 HIGHEST_MCS_SUPPORTED_MCS9, 2243 HIGHEST_MCS_SUPPORTED_MCS10, 2244 HIGHEST_MCS_SUPPORTED_MCS11, 2245 }; 2246 2247 /* Calculate 802.11ax HE capabilities IE Tx/Rx HE MCS NSS Support Field size */ 2248 static inline u8 2249 ieee80211_he_mcs_nss_size(const struct ieee80211_he_cap_elem *he_cap) 2250 { 2251 u8 count = 4; 2252 2253 if (he_cap->phy_cap_info[0] & 2254 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G) 2255 count += 4; 2256 2257 if (he_cap->phy_cap_info[0] & 2258 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G) 2259 count += 4; 2260 2261 return count; 2262 } 2263 2264 /* 802.11ax HE PPE Thresholds */ 2265 #define IEEE80211_PPE_THRES_NSS_SUPPORT_2NSS (1) 2266 #define IEEE80211_PPE_THRES_NSS_POS (0) 2267 #define IEEE80211_PPE_THRES_NSS_MASK (7) 2268 #define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_2x966_AND_966_RU \ 2269 (BIT(5) | BIT(6)) 2270 #define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK 0x78 2271 #define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_POS (3) 2272 #define IEEE80211_PPE_THRES_INFO_PPET_SIZE (3) 2273 2274 /* 2275 * Calculate 802.11ax HE capabilities IE PPE field size 2276 * Input: Header byte of ppe_thres (first byte), and HE capa IE's PHY cap u8* 2277 */ 2278 static inline u8 2279 ieee80211_he_ppe_size(u8 ppe_thres_hdr, const u8 *phy_cap_info) 2280 { 2281 u8 n; 2282 2283 if ((phy_cap_info[6] & 2284 IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) == 0) 2285 return 0; 2286 2287 n = hweight8(ppe_thres_hdr & 2288 IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK); 2289 n *= (1 + ((ppe_thres_hdr & IEEE80211_PPE_THRES_NSS_MASK) >> 2290 IEEE80211_PPE_THRES_NSS_POS)); 2291 2292 /* 2293 * Each pair is 6 bits, and we need to add the 7 "header" bits to the 2294 * total size. 2295 */ 2296 n = (n * IEEE80211_PPE_THRES_INFO_PPET_SIZE * 2) + 7; 2297 n = DIV_ROUND_UP(n, 8); 2298 2299 return n; 2300 } 2301 2302 /* HE Operation defines */ 2303 #define IEEE80211_HE_OPERATION_DFLT_PE_DURATION_MASK 0x00000007 2304 #define IEEE80211_HE_OPERATION_TWT_REQUIRED 0x00000008 2305 #define IEEE80211_HE_OPERATION_RTS_THRESHOLD_MASK 0x00003ff0 2306 #define IEEE80211_HE_OPERATION_RTS_THRESHOLD_OFFSET 4 2307 #define IEEE80211_HE_OPERATION_VHT_OPER_INFO 0x00004000 2308 #define IEEE80211_HE_OPERATION_CO_HOSTED_BSS 0x00008000 2309 #define IEEE80211_HE_OPERATION_ER_SU_DISABLE 0x00010000 2310 #define IEEE80211_HE_OPERATION_6GHZ_OP_INFO 0x00020000 2311 #define IEEE80211_HE_OPERATION_BSS_COLOR_MASK 0x3f000000 2312 #define IEEE80211_HE_OPERATION_BSS_COLOR_OFFSET 24 2313 #define IEEE80211_HE_OPERATION_PARTIAL_BSS_COLOR 0x40000000 2314 #define IEEE80211_HE_OPERATION_BSS_COLOR_DISABLED 0x80000000 2315 2316 #define IEEE80211_6GHZ_CTRL_REG_LPI_AP 0 2317 #define IEEE80211_6GHZ_CTRL_REG_SP_AP 1 2318 2319 /** 2320 * ieee80211_he_6ghz_oper - HE 6 GHz operation Information field 2321 * @primary: primary channel 2322 * @control: control flags 2323 * @ccfs0: channel center frequency segment 0 2324 * @ccfs1: channel center frequency segment 1 2325 * @minrate: minimum rate (in 1 Mbps units) 2326 */ 2327 struct ieee80211_he_6ghz_oper { 2328 u8 primary; 2329 #define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH 0x3 2330 #define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_20MHZ 0 2331 #define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_40MHZ 1 2332 #define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_80MHZ 2 2333 #define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_160MHZ 3 2334 #define IEEE80211_HE_6GHZ_OPER_CTRL_DUP_BEACON 0x4 2335 #define IEEE80211_HE_6GHZ_OPER_CTRL_REG_INFO 0x38 2336 u8 control; 2337 u8 ccfs0; 2338 u8 ccfs1; 2339 u8 minrate; 2340 } __packed; 2341 2342 /* 2343 * In "9.4.2.161 Transmit Power Envelope element" of "IEEE Std 802.11ax-2021", 2344 * it show four types in "Table 9-275a-Maximum Transmit Power Interpretation 2345 * subfield encoding", and two category for each type in "Table E-12-Regulatory 2346 * Info subfield encoding in the United States". 2347 * So it it totally max 8 Transmit Power Envelope element. 2348 */ 2349 #define IEEE80211_TPE_MAX_IE_COUNT 8 2350 /* 2351 * In "Table 9-277—Meaning of Maximum Transmit Power Count subfield" 2352 * of "IEEE Std 802.11ax™‐2021", the max power level is 8. 2353 */ 2354 #define IEEE80211_MAX_NUM_PWR_LEVEL 8 2355 2356 #define IEEE80211_TPE_MAX_POWER_COUNT 8 2357 2358 /* transmit power interpretation type of transmit power envelope element */ 2359 enum ieee80211_tx_power_intrpt_type { 2360 IEEE80211_TPE_LOCAL_EIRP, 2361 IEEE80211_TPE_LOCAL_EIRP_PSD, 2362 IEEE80211_TPE_REG_CLIENT_EIRP, 2363 IEEE80211_TPE_REG_CLIENT_EIRP_PSD, 2364 }; 2365 2366 /** 2367 * struct ieee80211_tx_pwr_env 2368 * 2369 * This structure represents the "Transmit Power Envelope element" 2370 */ 2371 struct ieee80211_tx_pwr_env { 2372 u8 tx_power_info; 2373 s8 tx_power[IEEE80211_TPE_MAX_POWER_COUNT]; 2374 } __packed; 2375 2376 #define IEEE80211_TX_PWR_ENV_INFO_COUNT 0x7 2377 #define IEEE80211_TX_PWR_ENV_INFO_INTERPRET 0x38 2378 #define IEEE80211_TX_PWR_ENV_INFO_CATEGORY 0xC0 2379 2380 /* 2381 * ieee80211_he_oper_size - calculate 802.11ax HE Operations IE size 2382 * @he_oper_ie: byte data of the He Operations IE, stating from the byte 2383 * after the ext ID byte. It is assumed that he_oper_ie has at least 2384 * sizeof(struct ieee80211_he_operation) bytes, the caller must have 2385 * validated this. 2386 * @return the actual size of the IE data (not including header), or 0 on error 2387 */ 2388 static inline u8 2389 ieee80211_he_oper_size(const u8 *he_oper_ie) 2390 { 2391 struct ieee80211_he_operation *he_oper = (void *)he_oper_ie; 2392 u8 oper_len = sizeof(struct ieee80211_he_operation); 2393 u32 he_oper_params; 2394 2395 /* Make sure the input is not NULL */ 2396 if (!he_oper_ie) 2397 return 0; 2398 2399 /* Calc required length */ 2400 he_oper_params = le32_to_cpu(he_oper->he_oper_params); 2401 if (he_oper_params & IEEE80211_HE_OPERATION_VHT_OPER_INFO) 2402 oper_len += 3; 2403 if (he_oper_params & IEEE80211_HE_OPERATION_CO_HOSTED_BSS) 2404 oper_len++; 2405 if (he_oper_params & IEEE80211_HE_OPERATION_6GHZ_OP_INFO) 2406 oper_len += sizeof(struct ieee80211_he_6ghz_oper); 2407 2408 /* Add the first byte (extension ID) to the total length */ 2409 oper_len++; 2410 2411 return oper_len; 2412 } 2413 2414 /** 2415 * ieee80211_he_6ghz_oper - obtain 6 GHz operation field 2416 * @he_oper: HE operation element (must be pre-validated for size) 2417 * but may be %NULL 2418 * 2419 * Return: a pointer to the 6 GHz operation field, or %NULL 2420 */ 2421 static inline const struct ieee80211_he_6ghz_oper * 2422 ieee80211_he_6ghz_oper(const struct ieee80211_he_operation *he_oper) 2423 { 2424 const u8 *ret = (void *)&he_oper->optional; 2425 u32 he_oper_params; 2426 2427 if (!he_oper) 2428 return NULL; 2429 2430 he_oper_params = le32_to_cpu(he_oper->he_oper_params); 2431 2432 if (!(he_oper_params & IEEE80211_HE_OPERATION_6GHZ_OP_INFO)) 2433 return NULL; 2434 if (he_oper_params & IEEE80211_HE_OPERATION_VHT_OPER_INFO) 2435 ret += 3; 2436 if (he_oper_params & IEEE80211_HE_OPERATION_CO_HOSTED_BSS) 2437 ret++; 2438 2439 return (void *)ret; 2440 } 2441 2442 /* HE Spatial Reuse defines */ 2443 #define IEEE80211_HE_SPR_PSR_DISALLOWED BIT(0) 2444 #define IEEE80211_HE_SPR_NON_SRG_OBSS_PD_SR_DISALLOWED BIT(1) 2445 #define IEEE80211_HE_SPR_NON_SRG_OFFSET_PRESENT BIT(2) 2446 #define IEEE80211_HE_SPR_SRG_INFORMATION_PRESENT BIT(3) 2447 #define IEEE80211_HE_SPR_HESIGA_SR_VAL15_ALLOWED BIT(4) 2448 2449 /* 2450 * ieee80211_he_spr_size - calculate 802.11ax HE Spatial Reuse IE size 2451 * @he_spr_ie: byte data of the He Spatial Reuse IE, stating from the byte 2452 * after the ext ID byte. It is assumed that he_spr_ie has at least 2453 * sizeof(struct ieee80211_he_spr) bytes, the caller must have validated 2454 * this 2455 * @return the actual size of the IE data (not including header), or 0 on error 2456 */ 2457 static inline u8 2458 ieee80211_he_spr_size(const u8 *he_spr_ie) 2459 { 2460 struct ieee80211_he_spr *he_spr = (void *)he_spr_ie; 2461 u8 spr_len = sizeof(struct ieee80211_he_spr); 2462 u8 he_spr_params; 2463 2464 /* Make sure the input is not NULL */ 2465 if (!he_spr_ie) 2466 return 0; 2467 2468 /* Calc required length */ 2469 he_spr_params = he_spr->he_sr_control; 2470 if (he_spr_params & IEEE80211_HE_SPR_NON_SRG_OFFSET_PRESENT) 2471 spr_len++; 2472 if (he_spr_params & IEEE80211_HE_SPR_SRG_INFORMATION_PRESENT) 2473 spr_len += 18; 2474 2475 /* Add the first byte (extension ID) to the total length */ 2476 spr_len++; 2477 2478 return spr_len; 2479 } 2480 2481 /* S1G Capabilities Information field */ 2482 #define IEEE80211_S1G_CAPABILITY_LEN 15 2483 2484 #define S1G_CAP0_S1G_LONG BIT(0) 2485 #define S1G_CAP0_SGI_1MHZ BIT(1) 2486 #define S1G_CAP0_SGI_2MHZ BIT(2) 2487 #define S1G_CAP0_SGI_4MHZ BIT(3) 2488 #define S1G_CAP0_SGI_8MHZ BIT(4) 2489 #define S1G_CAP0_SGI_16MHZ BIT(5) 2490 #define S1G_CAP0_SUPP_CH_WIDTH GENMASK(7, 6) 2491 2492 #define S1G_SUPP_CH_WIDTH_2 0 2493 #define S1G_SUPP_CH_WIDTH_4 1 2494 #define S1G_SUPP_CH_WIDTH_8 2 2495 #define S1G_SUPP_CH_WIDTH_16 3 2496 #define S1G_SUPP_CH_WIDTH_MAX(cap) ((1 << FIELD_GET(S1G_CAP0_SUPP_CH_WIDTH, \ 2497 cap[0])) << 1) 2498 2499 #define S1G_CAP1_RX_LDPC BIT(0) 2500 #define S1G_CAP1_TX_STBC BIT(1) 2501 #define S1G_CAP1_RX_STBC BIT(2) 2502 #define S1G_CAP1_SU_BFER BIT(3) 2503 #define S1G_CAP1_SU_BFEE BIT(4) 2504 #define S1G_CAP1_BFEE_STS GENMASK(7, 5) 2505 2506 #define S1G_CAP2_SOUNDING_DIMENSIONS GENMASK(2, 0) 2507 #define S1G_CAP2_MU_BFER BIT(3) 2508 #define S1G_CAP2_MU_BFEE BIT(4) 2509 #define S1G_CAP2_PLUS_HTC_VHT BIT(5) 2510 #define S1G_CAP2_TRAVELING_PILOT GENMASK(7, 6) 2511 2512 #define S1G_CAP3_RD_RESPONDER BIT(0) 2513 #define S1G_CAP3_HT_DELAYED_BA BIT(1) 2514 #define S1G_CAP3_MAX_MPDU_LEN BIT(2) 2515 #define S1G_CAP3_MAX_AMPDU_LEN_EXP GENMASK(4, 3) 2516 #define S1G_CAP3_MIN_MPDU_START GENMASK(7, 5) 2517 2518 #define S1G_CAP4_UPLINK_SYNC BIT(0) 2519 #define S1G_CAP4_DYNAMIC_AID BIT(1) 2520 #define S1G_CAP4_BAT BIT(2) 2521 #define S1G_CAP4_TIME_ADE BIT(3) 2522 #define S1G_CAP4_NON_TIM BIT(4) 2523 #define S1G_CAP4_GROUP_AID BIT(5) 2524 #define S1G_CAP4_STA_TYPE GENMASK(7, 6) 2525 2526 #define S1G_CAP5_CENT_AUTH_CONTROL BIT(0) 2527 #define S1G_CAP5_DIST_AUTH_CONTROL BIT(1) 2528 #define S1G_CAP5_AMSDU BIT(2) 2529 #define S1G_CAP5_AMPDU BIT(3) 2530 #define S1G_CAP5_ASYMMETRIC_BA BIT(4) 2531 #define S1G_CAP5_FLOW_CONTROL BIT(5) 2532 #define S1G_CAP5_SECTORIZED_BEAM GENMASK(7, 6) 2533 2534 #define S1G_CAP6_OBSS_MITIGATION BIT(0) 2535 #define S1G_CAP6_FRAGMENT_BA BIT(1) 2536 #define S1G_CAP6_NDP_PS_POLL BIT(2) 2537 #define S1G_CAP6_RAW_OPERATION BIT(3) 2538 #define S1G_CAP6_PAGE_SLICING BIT(4) 2539 #define S1G_CAP6_TXOP_SHARING_IMP_ACK BIT(5) 2540 #define S1G_CAP6_VHT_LINK_ADAPT GENMASK(7, 6) 2541 2542 #define S1G_CAP7_TACK_AS_PS_POLL BIT(0) 2543 #define S1G_CAP7_DUP_1MHZ BIT(1) 2544 #define S1G_CAP7_MCS_NEGOTIATION BIT(2) 2545 #define S1G_CAP7_1MHZ_CTL_RESPONSE_PREAMBLE BIT(3) 2546 #define S1G_CAP7_NDP_BFING_REPORT_POLL BIT(4) 2547 #define S1G_CAP7_UNSOLICITED_DYN_AID BIT(5) 2548 #define S1G_CAP7_SECTOR_TRAINING_OPERATION BIT(6) 2549 #define S1G_CAP7_TEMP_PS_MODE_SWITCH BIT(7) 2550 2551 #define S1G_CAP8_TWT_GROUPING BIT(0) 2552 #define S1G_CAP8_BDT BIT(1) 2553 #define S1G_CAP8_COLOR GENMASK(4, 2) 2554 #define S1G_CAP8_TWT_REQUEST BIT(5) 2555 #define S1G_CAP8_TWT_RESPOND BIT(6) 2556 #define S1G_CAP8_PV1_FRAME BIT(7) 2557 2558 #define S1G_CAP9_LINK_ADAPT_PER_CONTROL_RESPONSE BIT(0) 2559 2560 #define S1G_OPER_CH_WIDTH_PRIMARY_1MHZ BIT(0) 2561 #define S1G_OPER_CH_WIDTH_OPER GENMASK(4, 1) 2562 2563 2564 #define LISTEN_INT_USF GENMASK(15, 14) 2565 #define LISTEN_INT_UI GENMASK(13, 0) 2566 2567 #define IEEE80211_MAX_USF FIELD_MAX(LISTEN_INT_USF) 2568 #define IEEE80211_MAX_UI FIELD_MAX(LISTEN_INT_UI) 2569 2570 /* Authentication algorithms */ 2571 #define WLAN_AUTH_OPEN 0 2572 #define WLAN_AUTH_SHARED_KEY 1 2573 #define WLAN_AUTH_FT 2 2574 #define WLAN_AUTH_SAE 3 2575 #define WLAN_AUTH_FILS_SK 4 2576 #define WLAN_AUTH_FILS_SK_PFS 5 2577 #define WLAN_AUTH_FILS_PK 6 2578 #define WLAN_AUTH_LEAP 128 2579 2580 #define WLAN_AUTH_CHALLENGE_LEN 128 2581 2582 #define WLAN_CAPABILITY_ESS (1<<0) 2583 #define WLAN_CAPABILITY_IBSS (1<<1) 2584 2585 /* 2586 * A mesh STA sets the ESS and IBSS capability bits to zero. 2587 * however, this holds true for p2p probe responses (in the p2p_find 2588 * phase) as well. 2589 */ 2590 #define WLAN_CAPABILITY_IS_STA_BSS(cap) \ 2591 (!((cap) & (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS))) 2592 2593 #define WLAN_CAPABILITY_CF_POLLABLE (1<<2) 2594 #define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3) 2595 #define WLAN_CAPABILITY_PRIVACY (1<<4) 2596 #define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5) 2597 #define WLAN_CAPABILITY_PBCC (1<<6) 2598 #define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7) 2599 2600 /* 802.11h */ 2601 #define WLAN_CAPABILITY_SPECTRUM_MGMT (1<<8) 2602 #define WLAN_CAPABILITY_QOS (1<<9) 2603 #define WLAN_CAPABILITY_SHORT_SLOT_TIME (1<<10) 2604 #define WLAN_CAPABILITY_APSD (1<<11) 2605 #define WLAN_CAPABILITY_RADIO_MEASURE (1<<12) 2606 #define WLAN_CAPABILITY_DSSS_OFDM (1<<13) 2607 #define WLAN_CAPABILITY_DEL_BACK (1<<14) 2608 #define WLAN_CAPABILITY_IMM_BACK (1<<15) 2609 2610 /* DMG (60gHz) 802.11ad */ 2611 /* type - bits 0..1 */ 2612 #define WLAN_CAPABILITY_DMG_TYPE_MASK (3<<0) 2613 #define WLAN_CAPABILITY_DMG_TYPE_IBSS (1<<0) /* Tx by: STA */ 2614 #define WLAN_CAPABILITY_DMG_TYPE_PBSS (2<<0) /* Tx by: PCP */ 2615 #define WLAN_CAPABILITY_DMG_TYPE_AP (3<<0) /* Tx by: AP */ 2616 2617 #define WLAN_CAPABILITY_DMG_CBAP_ONLY (1<<2) 2618 #define WLAN_CAPABILITY_DMG_CBAP_SOURCE (1<<3) 2619 #define WLAN_CAPABILITY_DMG_PRIVACY (1<<4) 2620 #define WLAN_CAPABILITY_DMG_ECPAC (1<<5) 2621 2622 #define WLAN_CAPABILITY_DMG_SPECTRUM_MGMT (1<<8) 2623 #define WLAN_CAPABILITY_DMG_RADIO_MEASURE (1<<12) 2624 2625 /* measurement */ 2626 #define IEEE80211_SPCT_MSR_RPRT_MODE_LATE (1<<0) 2627 #define IEEE80211_SPCT_MSR_RPRT_MODE_INCAPABLE (1<<1) 2628 #define IEEE80211_SPCT_MSR_RPRT_MODE_REFUSED (1<<2) 2629 2630 #define IEEE80211_SPCT_MSR_RPRT_TYPE_BASIC 0 2631 #define IEEE80211_SPCT_MSR_RPRT_TYPE_CCA 1 2632 #define IEEE80211_SPCT_MSR_RPRT_TYPE_RPI 2 2633 #define IEEE80211_SPCT_MSR_RPRT_TYPE_LCI 8 2634 #define IEEE80211_SPCT_MSR_RPRT_TYPE_CIVIC 11 2635 2636 /* 802.11g ERP information element */ 2637 #define WLAN_ERP_NON_ERP_PRESENT (1<<0) 2638 #define WLAN_ERP_USE_PROTECTION (1<<1) 2639 #define WLAN_ERP_BARKER_PREAMBLE (1<<2) 2640 2641 /* WLAN_ERP_BARKER_PREAMBLE values */ 2642 enum { 2643 WLAN_ERP_PREAMBLE_SHORT = 0, 2644 WLAN_ERP_PREAMBLE_LONG = 1, 2645 }; 2646 2647 /* Band ID, 802.11ad #8.4.1.45 */ 2648 enum { 2649 IEEE80211_BANDID_TV_WS = 0, /* TV white spaces */ 2650 IEEE80211_BANDID_SUB1 = 1, /* Sub-1 GHz (excluding TV white spaces) */ 2651 IEEE80211_BANDID_2G = 2, /* 2.4 GHz */ 2652 IEEE80211_BANDID_3G = 3, /* 3.6 GHz */ 2653 IEEE80211_BANDID_5G = 4, /* 4.9 and 5 GHz */ 2654 IEEE80211_BANDID_60G = 5, /* 60 GHz */ 2655 }; 2656 2657 /* Status codes */ 2658 enum ieee80211_statuscode { 2659 WLAN_STATUS_SUCCESS = 0, 2660 WLAN_STATUS_UNSPECIFIED_FAILURE = 1, 2661 WLAN_STATUS_CAPS_UNSUPPORTED = 10, 2662 WLAN_STATUS_REASSOC_NO_ASSOC = 11, 2663 WLAN_STATUS_ASSOC_DENIED_UNSPEC = 12, 2664 WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG = 13, 2665 WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION = 14, 2666 WLAN_STATUS_CHALLENGE_FAIL = 15, 2667 WLAN_STATUS_AUTH_TIMEOUT = 16, 2668 WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA = 17, 2669 WLAN_STATUS_ASSOC_DENIED_RATES = 18, 2670 /* 802.11b */ 2671 WLAN_STATUS_ASSOC_DENIED_NOSHORTPREAMBLE = 19, 2672 WLAN_STATUS_ASSOC_DENIED_NOPBCC = 20, 2673 WLAN_STATUS_ASSOC_DENIED_NOAGILITY = 21, 2674 /* 802.11h */ 2675 WLAN_STATUS_ASSOC_DENIED_NOSPECTRUM = 22, 2676 WLAN_STATUS_ASSOC_REJECTED_BAD_POWER = 23, 2677 WLAN_STATUS_ASSOC_REJECTED_BAD_SUPP_CHAN = 24, 2678 /* 802.11g */ 2679 WLAN_STATUS_ASSOC_DENIED_NOSHORTTIME = 25, 2680 WLAN_STATUS_ASSOC_DENIED_NODSSSOFDM = 26, 2681 /* 802.11w */ 2682 WLAN_STATUS_ASSOC_REJECTED_TEMPORARILY = 30, 2683 WLAN_STATUS_ROBUST_MGMT_FRAME_POLICY_VIOLATION = 31, 2684 /* 802.11i */ 2685 WLAN_STATUS_INVALID_IE = 40, 2686 WLAN_STATUS_INVALID_GROUP_CIPHER = 41, 2687 WLAN_STATUS_INVALID_PAIRWISE_CIPHER = 42, 2688 WLAN_STATUS_INVALID_AKMP = 43, 2689 WLAN_STATUS_UNSUPP_RSN_VERSION = 44, 2690 WLAN_STATUS_INVALID_RSN_IE_CAP = 45, 2691 WLAN_STATUS_CIPHER_SUITE_REJECTED = 46, 2692 /* 802.11e */ 2693 WLAN_STATUS_UNSPECIFIED_QOS = 32, 2694 WLAN_STATUS_ASSOC_DENIED_NOBANDWIDTH = 33, 2695 WLAN_STATUS_ASSOC_DENIED_LOWACK = 34, 2696 WLAN_STATUS_ASSOC_DENIED_UNSUPP_QOS = 35, 2697 WLAN_STATUS_REQUEST_DECLINED = 37, 2698 WLAN_STATUS_INVALID_QOS_PARAM = 38, 2699 WLAN_STATUS_CHANGE_TSPEC = 39, 2700 WLAN_STATUS_WAIT_TS_DELAY = 47, 2701 WLAN_STATUS_NO_DIRECT_LINK = 48, 2702 WLAN_STATUS_STA_NOT_PRESENT = 49, 2703 WLAN_STATUS_STA_NOT_QSTA = 50, 2704 /* 802.11s */ 2705 WLAN_STATUS_ANTI_CLOG_REQUIRED = 76, 2706 WLAN_STATUS_FCG_NOT_SUPP = 78, 2707 WLAN_STATUS_STA_NO_TBTT = 78, 2708 /* 802.11ad */ 2709 WLAN_STATUS_REJECTED_WITH_SUGGESTED_CHANGES = 39, 2710 WLAN_STATUS_REJECTED_FOR_DELAY_PERIOD = 47, 2711 WLAN_STATUS_REJECT_WITH_SCHEDULE = 83, 2712 WLAN_STATUS_PENDING_ADMITTING_FST_SESSION = 86, 2713 WLAN_STATUS_PERFORMING_FST_NOW = 87, 2714 WLAN_STATUS_PENDING_GAP_IN_BA_WINDOW = 88, 2715 WLAN_STATUS_REJECT_U_PID_SETTING = 89, 2716 WLAN_STATUS_REJECT_DSE_BAND = 96, 2717 WLAN_STATUS_DENIED_WITH_SUGGESTED_BAND_AND_CHANNEL = 99, 2718 WLAN_STATUS_DENIED_DUE_TO_SPECTRUM_MANAGEMENT = 103, 2719 /* 802.11ai */ 2720 WLAN_STATUS_FILS_AUTHENTICATION_FAILURE = 108, 2721 WLAN_STATUS_UNKNOWN_AUTHENTICATION_SERVER = 109, 2722 WLAN_STATUS_SAE_HASH_TO_ELEMENT = 126, 2723 WLAN_STATUS_SAE_PK = 127, 2724 }; 2725 2726 2727 /* Reason codes */ 2728 enum ieee80211_reasoncode { 2729 WLAN_REASON_UNSPECIFIED = 1, 2730 WLAN_REASON_PREV_AUTH_NOT_VALID = 2, 2731 WLAN_REASON_DEAUTH_LEAVING = 3, 2732 WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY = 4, 2733 WLAN_REASON_DISASSOC_AP_BUSY = 5, 2734 WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA = 6, 2735 WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA = 7, 2736 WLAN_REASON_DISASSOC_STA_HAS_LEFT = 8, 2737 WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH = 9, 2738 /* 802.11h */ 2739 WLAN_REASON_DISASSOC_BAD_POWER = 10, 2740 WLAN_REASON_DISASSOC_BAD_SUPP_CHAN = 11, 2741 /* 802.11i */ 2742 WLAN_REASON_INVALID_IE = 13, 2743 WLAN_REASON_MIC_FAILURE = 14, 2744 WLAN_REASON_4WAY_HANDSHAKE_TIMEOUT = 15, 2745 WLAN_REASON_GROUP_KEY_HANDSHAKE_TIMEOUT = 16, 2746 WLAN_REASON_IE_DIFFERENT = 17, 2747 WLAN_REASON_INVALID_GROUP_CIPHER = 18, 2748 WLAN_REASON_INVALID_PAIRWISE_CIPHER = 19, 2749 WLAN_REASON_INVALID_AKMP = 20, 2750 WLAN_REASON_UNSUPP_RSN_VERSION = 21, 2751 WLAN_REASON_INVALID_RSN_IE_CAP = 22, 2752 WLAN_REASON_IEEE8021X_FAILED = 23, 2753 WLAN_REASON_CIPHER_SUITE_REJECTED = 24, 2754 /* TDLS (802.11z) */ 2755 WLAN_REASON_TDLS_TEARDOWN_UNREACHABLE = 25, 2756 WLAN_REASON_TDLS_TEARDOWN_UNSPECIFIED = 26, 2757 /* 802.11e */ 2758 WLAN_REASON_DISASSOC_UNSPECIFIED_QOS = 32, 2759 WLAN_REASON_DISASSOC_QAP_NO_BANDWIDTH = 33, 2760 WLAN_REASON_DISASSOC_LOW_ACK = 34, 2761 WLAN_REASON_DISASSOC_QAP_EXCEED_TXOP = 35, 2762 WLAN_REASON_QSTA_LEAVE_QBSS = 36, 2763 WLAN_REASON_QSTA_NOT_USE = 37, 2764 WLAN_REASON_QSTA_REQUIRE_SETUP = 38, 2765 WLAN_REASON_QSTA_TIMEOUT = 39, 2766 WLAN_REASON_QSTA_CIPHER_NOT_SUPP = 45, 2767 /* 802.11s */ 2768 WLAN_REASON_MESH_PEER_CANCELED = 52, 2769 WLAN_REASON_MESH_MAX_PEERS = 53, 2770 WLAN_REASON_MESH_CONFIG = 54, 2771 WLAN_REASON_MESH_CLOSE = 55, 2772 WLAN_REASON_MESH_MAX_RETRIES = 56, 2773 WLAN_REASON_MESH_CONFIRM_TIMEOUT = 57, 2774 WLAN_REASON_MESH_INVALID_GTK = 58, 2775 WLAN_REASON_MESH_INCONSISTENT_PARAM = 59, 2776 WLAN_REASON_MESH_INVALID_SECURITY = 60, 2777 WLAN_REASON_MESH_PATH_ERROR = 61, 2778 WLAN_REASON_MESH_PATH_NOFORWARD = 62, 2779 WLAN_REASON_MESH_PATH_DEST_UNREACHABLE = 63, 2780 WLAN_REASON_MAC_EXISTS_IN_MBSS = 64, 2781 WLAN_REASON_MESH_CHAN_REGULATORY = 65, 2782 WLAN_REASON_MESH_CHAN = 66, 2783 }; 2784 2785 2786 /* Information Element IDs */ 2787 enum ieee80211_eid { 2788 WLAN_EID_SSID = 0, 2789 WLAN_EID_SUPP_RATES = 1, 2790 WLAN_EID_FH_PARAMS = 2, /* reserved now */ 2791 WLAN_EID_DS_PARAMS = 3, 2792 WLAN_EID_CF_PARAMS = 4, 2793 WLAN_EID_TIM = 5, 2794 WLAN_EID_IBSS_PARAMS = 6, 2795 WLAN_EID_COUNTRY = 7, 2796 /* 8, 9 reserved */ 2797 WLAN_EID_REQUEST = 10, 2798 WLAN_EID_QBSS_LOAD = 11, 2799 WLAN_EID_EDCA_PARAM_SET = 12, 2800 WLAN_EID_TSPEC = 13, 2801 WLAN_EID_TCLAS = 14, 2802 WLAN_EID_SCHEDULE = 15, 2803 WLAN_EID_CHALLENGE = 16, 2804 /* 17-31 reserved for challenge text extension */ 2805 WLAN_EID_PWR_CONSTRAINT = 32, 2806 WLAN_EID_PWR_CAPABILITY = 33, 2807 WLAN_EID_TPC_REQUEST = 34, 2808 WLAN_EID_TPC_REPORT = 35, 2809 WLAN_EID_SUPPORTED_CHANNELS = 36, 2810 WLAN_EID_CHANNEL_SWITCH = 37, 2811 WLAN_EID_MEASURE_REQUEST = 38, 2812 WLAN_EID_MEASURE_REPORT = 39, 2813 WLAN_EID_QUIET = 40, 2814 WLAN_EID_IBSS_DFS = 41, 2815 WLAN_EID_ERP_INFO = 42, 2816 WLAN_EID_TS_DELAY = 43, 2817 WLAN_EID_TCLAS_PROCESSING = 44, 2818 WLAN_EID_HT_CAPABILITY = 45, 2819 WLAN_EID_QOS_CAPA = 46, 2820 /* 47 reserved for Broadcom */ 2821 WLAN_EID_RSN = 48, 2822 WLAN_EID_802_15_COEX = 49, 2823 WLAN_EID_EXT_SUPP_RATES = 50, 2824 WLAN_EID_AP_CHAN_REPORT = 51, 2825 WLAN_EID_NEIGHBOR_REPORT = 52, 2826 WLAN_EID_RCPI = 53, 2827 WLAN_EID_MOBILITY_DOMAIN = 54, 2828 WLAN_EID_FAST_BSS_TRANSITION = 55, 2829 WLAN_EID_TIMEOUT_INTERVAL = 56, 2830 WLAN_EID_RIC_DATA = 57, 2831 WLAN_EID_DSE_REGISTERED_LOCATION = 58, 2832 WLAN_EID_SUPPORTED_REGULATORY_CLASSES = 59, 2833 WLAN_EID_EXT_CHANSWITCH_ANN = 60, 2834 WLAN_EID_HT_OPERATION = 61, 2835 WLAN_EID_SECONDARY_CHANNEL_OFFSET = 62, 2836 WLAN_EID_BSS_AVG_ACCESS_DELAY = 63, 2837 WLAN_EID_ANTENNA_INFO = 64, 2838 WLAN_EID_RSNI = 65, 2839 WLAN_EID_MEASUREMENT_PILOT_TX_INFO = 66, 2840 WLAN_EID_BSS_AVAILABLE_CAPACITY = 67, 2841 WLAN_EID_BSS_AC_ACCESS_DELAY = 68, 2842 WLAN_EID_TIME_ADVERTISEMENT = 69, 2843 WLAN_EID_RRM_ENABLED_CAPABILITIES = 70, 2844 WLAN_EID_MULTIPLE_BSSID = 71, 2845 WLAN_EID_BSS_COEX_2040 = 72, 2846 WLAN_EID_BSS_INTOLERANT_CHL_REPORT = 73, 2847 WLAN_EID_OVERLAP_BSS_SCAN_PARAM = 74, 2848 WLAN_EID_RIC_DESCRIPTOR = 75, 2849 WLAN_EID_MMIE = 76, 2850 WLAN_EID_ASSOC_COMEBACK_TIME = 77, 2851 WLAN_EID_EVENT_REQUEST = 78, 2852 WLAN_EID_EVENT_REPORT = 79, 2853 WLAN_EID_DIAGNOSTIC_REQUEST = 80, 2854 WLAN_EID_DIAGNOSTIC_REPORT = 81, 2855 WLAN_EID_LOCATION_PARAMS = 82, 2856 WLAN_EID_NON_TX_BSSID_CAP = 83, 2857 WLAN_EID_SSID_LIST = 84, 2858 WLAN_EID_MULTI_BSSID_IDX = 85, 2859 WLAN_EID_FMS_DESCRIPTOR = 86, 2860 WLAN_EID_FMS_REQUEST = 87, 2861 WLAN_EID_FMS_RESPONSE = 88, 2862 WLAN_EID_QOS_TRAFFIC_CAPA = 89, 2863 WLAN_EID_BSS_MAX_IDLE_PERIOD = 90, 2864 WLAN_EID_TSF_REQUEST = 91, 2865 WLAN_EID_TSF_RESPOSNE = 92, 2866 WLAN_EID_WNM_SLEEP_MODE = 93, 2867 WLAN_EID_TIM_BCAST_REQ = 94, 2868 WLAN_EID_TIM_BCAST_RESP = 95, 2869 WLAN_EID_COLL_IF_REPORT = 96, 2870 WLAN_EID_CHANNEL_USAGE = 97, 2871 WLAN_EID_TIME_ZONE = 98, 2872 WLAN_EID_DMS_REQUEST = 99, 2873 WLAN_EID_DMS_RESPONSE = 100, 2874 WLAN_EID_LINK_ID = 101, 2875 WLAN_EID_WAKEUP_SCHEDUL = 102, 2876 /* 103 reserved */ 2877 WLAN_EID_CHAN_SWITCH_TIMING = 104, 2878 WLAN_EID_PTI_CONTROL = 105, 2879 WLAN_EID_PU_BUFFER_STATUS = 106, 2880 WLAN_EID_INTERWORKING = 107, 2881 WLAN_EID_ADVERTISEMENT_PROTOCOL = 108, 2882 WLAN_EID_EXPEDITED_BW_REQ = 109, 2883 WLAN_EID_QOS_MAP_SET = 110, 2884 WLAN_EID_ROAMING_CONSORTIUM = 111, 2885 WLAN_EID_EMERGENCY_ALERT = 112, 2886 WLAN_EID_MESH_CONFIG = 113, 2887 WLAN_EID_MESH_ID = 114, 2888 WLAN_EID_LINK_METRIC_REPORT = 115, 2889 WLAN_EID_CONGESTION_NOTIFICATION = 116, 2890 WLAN_EID_PEER_MGMT = 117, 2891 WLAN_EID_CHAN_SWITCH_PARAM = 118, 2892 WLAN_EID_MESH_AWAKE_WINDOW = 119, 2893 WLAN_EID_BEACON_TIMING = 120, 2894 WLAN_EID_MCCAOP_SETUP_REQ = 121, 2895 WLAN_EID_MCCAOP_SETUP_RESP = 122, 2896 WLAN_EID_MCCAOP_ADVERT = 123, 2897 WLAN_EID_MCCAOP_TEARDOWN = 124, 2898 WLAN_EID_GANN = 125, 2899 WLAN_EID_RANN = 126, 2900 WLAN_EID_EXT_CAPABILITY = 127, 2901 /* 128, 129 reserved for Agere */ 2902 WLAN_EID_PREQ = 130, 2903 WLAN_EID_PREP = 131, 2904 WLAN_EID_PERR = 132, 2905 /* 133-136 reserved for Cisco */ 2906 WLAN_EID_PXU = 137, 2907 WLAN_EID_PXUC = 138, 2908 WLAN_EID_AUTH_MESH_PEER_EXCH = 139, 2909 WLAN_EID_MIC = 140, 2910 WLAN_EID_DESTINATION_URI = 141, 2911 WLAN_EID_UAPSD_COEX = 142, 2912 WLAN_EID_WAKEUP_SCHEDULE = 143, 2913 WLAN_EID_EXT_SCHEDULE = 144, 2914 WLAN_EID_STA_AVAILABILITY = 145, 2915 WLAN_EID_DMG_TSPEC = 146, 2916 WLAN_EID_DMG_AT = 147, 2917 WLAN_EID_DMG_CAP = 148, 2918 /* 149 reserved for Cisco */ 2919 WLAN_EID_CISCO_VENDOR_SPECIFIC = 150, 2920 WLAN_EID_DMG_OPERATION = 151, 2921 WLAN_EID_DMG_BSS_PARAM_CHANGE = 152, 2922 WLAN_EID_DMG_BEAM_REFINEMENT = 153, 2923 WLAN_EID_CHANNEL_MEASURE_FEEDBACK = 154, 2924 /* 155-156 reserved for Cisco */ 2925 WLAN_EID_AWAKE_WINDOW = 157, 2926 WLAN_EID_MULTI_BAND = 158, 2927 WLAN_EID_ADDBA_EXT = 159, 2928 WLAN_EID_NEXT_PCP_LIST = 160, 2929 WLAN_EID_PCP_HANDOVER = 161, 2930 WLAN_EID_DMG_LINK_MARGIN = 162, 2931 WLAN_EID_SWITCHING_STREAM = 163, 2932 WLAN_EID_SESSION_TRANSITION = 164, 2933 WLAN_EID_DYN_TONE_PAIRING_REPORT = 165, 2934 WLAN_EID_CLUSTER_REPORT = 166, 2935 WLAN_EID_RELAY_CAP = 167, 2936 WLAN_EID_RELAY_XFER_PARAM_SET = 168, 2937 WLAN_EID_BEAM_LINK_MAINT = 169, 2938 WLAN_EID_MULTIPLE_MAC_ADDR = 170, 2939 WLAN_EID_U_PID = 171, 2940 WLAN_EID_DMG_LINK_ADAPT_ACK = 172, 2941 /* 173 reserved for Symbol */ 2942 WLAN_EID_MCCAOP_ADV_OVERVIEW = 174, 2943 WLAN_EID_QUIET_PERIOD_REQ = 175, 2944 /* 176 reserved for Symbol */ 2945 WLAN_EID_QUIET_PERIOD_RESP = 177, 2946 /* 178-179 reserved for Symbol */ 2947 /* 180 reserved for ISO/IEC 20011 */ 2948 WLAN_EID_EPAC_POLICY = 182, 2949 WLAN_EID_CLISTER_TIME_OFF = 183, 2950 WLAN_EID_INTER_AC_PRIO = 184, 2951 WLAN_EID_SCS_DESCRIPTOR = 185, 2952 WLAN_EID_QLOAD_REPORT = 186, 2953 WLAN_EID_HCCA_TXOP_UPDATE_COUNT = 187, 2954 WLAN_EID_HL_STREAM_ID = 188, 2955 WLAN_EID_GCR_GROUP_ADDR = 189, 2956 WLAN_EID_ANTENNA_SECTOR_ID_PATTERN = 190, 2957 WLAN_EID_VHT_CAPABILITY = 191, 2958 WLAN_EID_VHT_OPERATION = 192, 2959 WLAN_EID_EXTENDED_BSS_LOAD = 193, 2960 WLAN_EID_WIDE_BW_CHANNEL_SWITCH = 194, 2961 WLAN_EID_TX_POWER_ENVELOPE = 195, 2962 WLAN_EID_CHANNEL_SWITCH_WRAPPER = 196, 2963 WLAN_EID_AID = 197, 2964 WLAN_EID_QUIET_CHANNEL = 198, 2965 WLAN_EID_OPMODE_NOTIF = 199, 2966 2967 WLAN_EID_REDUCED_NEIGHBOR_REPORT = 201, 2968 2969 WLAN_EID_AID_REQUEST = 210, 2970 WLAN_EID_AID_RESPONSE = 211, 2971 WLAN_EID_S1G_BCN_COMPAT = 213, 2972 WLAN_EID_S1G_SHORT_BCN_INTERVAL = 214, 2973 WLAN_EID_S1G_TWT = 216, 2974 WLAN_EID_S1G_CAPABILITIES = 217, 2975 WLAN_EID_VENDOR_SPECIFIC = 221, 2976 WLAN_EID_QOS_PARAMETER = 222, 2977 WLAN_EID_S1G_OPERATION = 232, 2978 WLAN_EID_CAG_NUMBER = 237, 2979 WLAN_EID_AP_CSN = 239, 2980 WLAN_EID_FILS_INDICATION = 240, 2981 WLAN_EID_DILS = 241, 2982 WLAN_EID_FRAGMENT = 242, 2983 WLAN_EID_RSNX = 244, 2984 WLAN_EID_EXTENSION = 255 2985 }; 2986 2987 /* Element ID Extensions for Element ID 255 */ 2988 enum ieee80211_eid_ext { 2989 WLAN_EID_EXT_ASSOC_DELAY_INFO = 1, 2990 WLAN_EID_EXT_FILS_REQ_PARAMS = 2, 2991 WLAN_EID_EXT_FILS_KEY_CONFIRM = 3, 2992 WLAN_EID_EXT_FILS_SESSION = 4, 2993 WLAN_EID_EXT_FILS_HLP_CONTAINER = 5, 2994 WLAN_EID_EXT_FILS_IP_ADDR_ASSIGN = 6, 2995 WLAN_EID_EXT_KEY_DELIVERY = 7, 2996 WLAN_EID_EXT_FILS_WRAPPED_DATA = 8, 2997 WLAN_EID_EXT_FILS_PUBLIC_KEY = 12, 2998 WLAN_EID_EXT_FILS_NONCE = 13, 2999 WLAN_EID_EXT_FUTURE_CHAN_GUIDANCE = 14, 3000 WLAN_EID_EXT_HE_CAPABILITY = 35, 3001 WLAN_EID_EXT_HE_OPERATION = 36, 3002 WLAN_EID_EXT_UORA = 37, 3003 WLAN_EID_EXT_HE_MU_EDCA = 38, 3004 WLAN_EID_EXT_HE_SPR = 39, 3005 WLAN_EID_EXT_NDP_FEEDBACK_REPORT_PARAMSET = 41, 3006 WLAN_EID_EXT_BSS_COLOR_CHG_ANN = 42, 3007 WLAN_EID_EXT_QUIET_TIME_PERIOD_SETUP = 43, 3008 WLAN_EID_EXT_ESS_REPORT = 45, 3009 WLAN_EID_EXT_OPS = 46, 3010 WLAN_EID_EXT_HE_BSS_LOAD = 47, 3011 WLAN_EID_EXT_MAX_CHANNEL_SWITCH_TIME = 52, 3012 WLAN_EID_EXT_MULTIPLE_BSSID_CONFIGURATION = 55, 3013 WLAN_EID_EXT_NON_INHERITANCE = 56, 3014 WLAN_EID_EXT_KNOWN_BSSID = 57, 3015 WLAN_EID_EXT_SHORT_SSID_LIST = 58, 3016 WLAN_EID_EXT_HE_6GHZ_CAPA = 59, 3017 WLAN_EID_EXT_UL_MU_POWER_CAPA = 60, 3018 }; 3019 3020 /* Action category code */ 3021 enum ieee80211_category { 3022 WLAN_CATEGORY_SPECTRUM_MGMT = 0, 3023 WLAN_CATEGORY_QOS = 1, 3024 WLAN_CATEGORY_DLS = 2, 3025 WLAN_CATEGORY_BACK = 3, 3026 WLAN_CATEGORY_PUBLIC = 4, 3027 WLAN_CATEGORY_RADIO_MEASUREMENT = 5, 3028 WLAN_CATEGORY_FAST_BBS_TRANSITION = 6, 3029 WLAN_CATEGORY_HT = 7, 3030 WLAN_CATEGORY_SA_QUERY = 8, 3031 WLAN_CATEGORY_PROTECTED_DUAL_OF_ACTION = 9, 3032 WLAN_CATEGORY_WNM = 10, 3033 WLAN_CATEGORY_WNM_UNPROTECTED = 11, 3034 WLAN_CATEGORY_TDLS = 12, 3035 WLAN_CATEGORY_MESH_ACTION = 13, 3036 WLAN_CATEGORY_MULTIHOP_ACTION = 14, 3037 WLAN_CATEGORY_SELF_PROTECTED = 15, 3038 WLAN_CATEGORY_DMG = 16, 3039 WLAN_CATEGORY_WMM = 17, 3040 WLAN_CATEGORY_FST = 18, 3041 WLAN_CATEGORY_UNPROT_DMG = 20, 3042 WLAN_CATEGORY_VHT = 21, 3043 WLAN_CATEGORY_S1G = 22, 3044 WLAN_CATEGORY_VENDOR_SPECIFIC_PROTECTED = 126, 3045 WLAN_CATEGORY_VENDOR_SPECIFIC = 127, 3046 }; 3047 3048 /* SPECTRUM_MGMT action code */ 3049 enum ieee80211_spectrum_mgmt_actioncode { 3050 WLAN_ACTION_SPCT_MSR_REQ = 0, 3051 WLAN_ACTION_SPCT_MSR_RPRT = 1, 3052 WLAN_ACTION_SPCT_TPC_REQ = 2, 3053 WLAN_ACTION_SPCT_TPC_RPRT = 3, 3054 WLAN_ACTION_SPCT_CHL_SWITCH = 4, 3055 }; 3056 3057 /* HT action codes */ 3058 enum ieee80211_ht_actioncode { 3059 WLAN_HT_ACTION_NOTIFY_CHANWIDTH = 0, 3060 WLAN_HT_ACTION_SMPS = 1, 3061 WLAN_HT_ACTION_PSMP = 2, 3062 WLAN_HT_ACTION_PCO_PHASE = 3, 3063 WLAN_HT_ACTION_CSI = 4, 3064 WLAN_HT_ACTION_NONCOMPRESSED_BF = 5, 3065 WLAN_HT_ACTION_COMPRESSED_BF = 6, 3066 WLAN_HT_ACTION_ASEL_IDX_FEEDBACK = 7, 3067 }; 3068 3069 /* VHT action codes */ 3070 enum ieee80211_vht_actioncode { 3071 WLAN_VHT_ACTION_COMPRESSED_BF = 0, 3072 WLAN_VHT_ACTION_GROUPID_MGMT = 1, 3073 WLAN_VHT_ACTION_OPMODE_NOTIF = 2, 3074 }; 3075 3076 /* Self Protected Action codes */ 3077 enum ieee80211_self_protected_actioncode { 3078 WLAN_SP_RESERVED = 0, 3079 WLAN_SP_MESH_PEERING_OPEN = 1, 3080 WLAN_SP_MESH_PEERING_CONFIRM = 2, 3081 WLAN_SP_MESH_PEERING_CLOSE = 3, 3082 WLAN_SP_MGK_INFORM = 4, 3083 WLAN_SP_MGK_ACK = 5, 3084 }; 3085 3086 /* Mesh action codes */ 3087 enum ieee80211_mesh_actioncode { 3088 WLAN_MESH_ACTION_LINK_METRIC_REPORT, 3089 WLAN_MESH_ACTION_HWMP_PATH_SELECTION, 3090 WLAN_MESH_ACTION_GATE_ANNOUNCEMENT, 3091 WLAN_MESH_ACTION_CONGESTION_CONTROL_NOTIFICATION, 3092 WLAN_MESH_ACTION_MCCA_SETUP_REQUEST, 3093 WLAN_MESH_ACTION_MCCA_SETUP_REPLY, 3094 WLAN_MESH_ACTION_MCCA_ADVERTISEMENT_REQUEST, 3095 WLAN_MESH_ACTION_MCCA_ADVERTISEMENT, 3096 WLAN_MESH_ACTION_MCCA_TEARDOWN, 3097 WLAN_MESH_ACTION_TBTT_ADJUSTMENT_REQUEST, 3098 WLAN_MESH_ACTION_TBTT_ADJUSTMENT_RESPONSE, 3099 }; 3100 3101 /* Security key length */ 3102 enum ieee80211_key_len { 3103 WLAN_KEY_LEN_WEP40 = 5, 3104 WLAN_KEY_LEN_WEP104 = 13, 3105 WLAN_KEY_LEN_CCMP = 16, 3106 WLAN_KEY_LEN_CCMP_256 = 32, 3107 WLAN_KEY_LEN_TKIP = 32, 3108 WLAN_KEY_LEN_AES_CMAC = 16, 3109 WLAN_KEY_LEN_SMS4 = 32, 3110 WLAN_KEY_LEN_GCMP = 16, 3111 WLAN_KEY_LEN_GCMP_256 = 32, 3112 WLAN_KEY_LEN_BIP_CMAC_256 = 32, 3113 WLAN_KEY_LEN_BIP_GMAC_128 = 16, 3114 WLAN_KEY_LEN_BIP_GMAC_256 = 32, 3115 }; 3116 3117 enum ieee80211_s1g_actioncode { 3118 WLAN_S1G_AID_SWITCH_REQUEST, 3119 WLAN_S1G_AID_SWITCH_RESPONSE, 3120 WLAN_S1G_SYNC_CONTROL, 3121 WLAN_S1G_STA_INFO_ANNOUNCE, 3122 WLAN_S1G_EDCA_PARAM_SET, 3123 WLAN_S1G_EL_OPERATION, 3124 WLAN_S1G_TWT_SETUP, 3125 WLAN_S1G_TWT_TEARDOWN, 3126 WLAN_S1G_SECT_GROUP_ID_LIST, 3127 WLAN_S1G_SECT_ID_FEEDBACK, 3128 WLAN_S1G_TWT_INFORMATION = 11, 3129 }; 3130 3131 #define IEEE80211_WEP_IV_LEN 4 3132 #define IEEE80211_WEP_ICV_LEN 4 3133 #define IEEE80211_CCMP_HDR_LEN 8 3134 #define IEEE80211_CCMP_MIC_LEN 8 3135 #define IEEE80211_CCMP_PN_LEN 6 3136 #define IEEE80211_CCMP_256_HDR_LEN 8 3137 #define IEEE80211_CCMP_256_MIC_LEN 16 3138 #define IEEE80211_CCMP_256_PN_LEN 6 3139 #define IEEE80211_TKIP_IV_LEN 8 3140 #define IEEE80211_TKIP_ICV_LEN 4 3141 #define IEEE80211_CMAC_PN_LEN 6 3142 #define IEEE80211_GMAC_PN_LEN 6 3143 #define IEEE80211_GCMP_HDR_LEN 8 3144 #define IEEE80211_GCMP_MIC_LEN 16 3145 #define IEEE80211_GCMP_PN_LEN 6 3146 3147 #define FILS_NONCE_LEN 16 3148 #define FILS_MAX_KEK_LEN 64 3149 3150 #define FILS_ERP_MAX_USERNAME_LEN 16 3151 #define FILS_ERP_MAX_REALM_LEN 253 3152 #define FILS_ERP_MAX_RRK_LEN 64 3153 3154 #define PMK_MAX_LEN 64 3155 #define SAE_PASSWORD_MAX_LEN 128 3156 3157 /* Public action codes (IEEE Std 802.11-2016, 9.6.8.1, Table 9-307) */ 3158 enum ieee80211_pub_actioncode { 3159 WLAN_PUB_ACTION_20_40_BSS_COEX = 0, 3160 WLAN_PUB_ACTION_DSE_ENABLEMENT = 1, 3161 WLAN_PUB_ACTION_DSE_DEENABLEMENT = 2, 3162 WLAN_PUB_ACTION_DSE_REG_LOC_ANN = 3, 3163 WLAN_PUB_ACTION_EXT_CHANSW_ANN = 4, 3164 WLAN_PUB_ACTION_DSE_MSMT_REQ = 5, 3165 WLAN_PUB_ACTION_DSE_MSMT_RESP = 6, 3166 WLAN_PUB_ACTION_MSMT_PILOT = 7, 3167 WLAN_PUB_ACTION_DSE_PC = 8, 3168 WLAN_PUB_ACTION_VENDOR_SPECIFIC = 9, 3169 WLAN_PUB_ACTION_GAS_INITIAL_REQ = 10, 3170 WLAN_PUB_ACTION_GAS_INITIAL_RESP = 11, 3171 WLAN_PUB_ACTION_GAS_COMEBACK_REQ = 12, 3172 WLAN_PUB_ACTION_GAS_COMEBACK_RESP = 13, 3173 WLAN_PUB_ACTION_TDLS_DISCOVER_RES = 14, 3174 WLAN_PUB_ACTION_LOC_TRACK_NOTI = 15, 3175 WLAN_PUB_ACTION_QAB_REQUEST_FRAME = 16, 3176 WLAN_PUB_ACTION_QAB_RESPONSE_FRAME = 17, 3177 WLAN_PUB_ACTION_QMF_POLICY = 18, 3178 WLAN_PUB_ACTION_QMF_POLICY_CHANGE = 19, 3179 WLAN_PUB_ACTION_QLOAD_REQUEST = 20, 3180 WLAN_PUB_ACTION_QLOAD_REPORT = 21, 3181 WLAN_PUB_ACTION_HCCA_TXOP_ADVERT = 22, 3182 WLAN_PUB_ACTION_HCCA_TXOP_RESPONSE = 23, 3183 WLAN_PUB_ACTION_PUBLIC_KEY = 24, 3184 WLAN_PUB_ACTION_CHANNEL_AVAIL_QUERY = 25, 3185 WLAN_PUB_ACTION_CHANNEL_SCHEDULE_MGMT = 26, 3186 WLAN_PUB_ACTION_CONTACT_VERI_SIGNAL = 27, 3187 WLAN_PUB_ACTION_GDD_ENABLEMENT_REQ = 28, 3188 WLAN_PUB_ACTION_GDD_ENABLEMENT_RESP = 29, 3189 WLAN_PUB_ACTION_NETWORK_CHANNEL_CONTROL = 30, 3190 WLAN_PUB_ACTION_WHITE_SPACE_MAP_ANN = 31, 3191 WLAN_PUB_ACTION_FTM_REQUEST = 32, 3192 WLAN_PUB_ACTION_FTM = 33, 3193 WLAN_PUB_ACTION_FILS_DISCOVERY = 34, 3194 }; 3195 3196 /* TDLS action codes */ 3197 enum ieee80211_tdls_actioncode { 3198 WLAN_TDLS_SETUP_REQUEST = 0, 3199 WLAN_TDLS_SETUP_RESPONSE = 1, 3200 WLAN_TDLS_SETUP_CONFIRM = 2, 3201 WLAN_TDLS_TEARDOWN = 3, 3202 WLAN_TDLS_PEER_TRAFFIC_INDICATION = 4, 3203 WLAN_TDLS_CHANNEL_SWITCH_REQUEST = 5, 3204 WLAN_TDLS_CHANNEL_SWITCH_RESPONSE = 6, 3205 WLAN_TDLS_PEER_PSM_REQUEST = 7, 3206 WLAN_TDLS_PEER_PSM_RESPONSE = 8, 3207 WLAN_TDLS_PEER_TRAFFIC_RESPONSE = 9, 3208 WLAN_TDLS_DISCOVERY_REQUEST = 10, 3209 }; 3210 3211 /* Extended Channel Switching capability to be set in the 1st byte of 3212 * the @WLAN_EID_EXT_CAPABILITY information element 3213 */ 3214 #define WLAN_EXT_CAPA1_EXT_CHANNEL_SWITCHING BIT(2) 3215 3216 /* Multiple BSSID capability is set in the 6th bit of 3rd byte of the 3217 * @WLAN_EID_EXT_CAPABILITY information element 3218 */ 3219 #define WLAN_EXT_CAPA3_MULTI_BSSID_SUPPORT BIT(6) 3220 3221 /* Timing Measurement protocol for time sync is set in the 7th bit of 3rd byte 3222 * of the @WLAN_EID_EXT_CAPABILITY information element 3223 */ 3224 #define WLAN_EXT_CAPA3_TIMING_MEASUREMENT_SUPPORT BIT(7) 3225 3226 /* TDLS capabilities in the 4th byte of @WLAN_EID_EXT_CAPABILITY */ 3227 #define WLAN_EXT_CAPA4_TDLS_BUFFER_STA BIT(4) 3228 #define WLAN_EXT_CAPA4_TDLS_PEER_PSM BIT(5) 3229 #define WLAN_EXT_CAPA4_TDLS_CHAN_SWITCH BIT(6) 3230 3231 /* Interworking capabilities are set in 7th bit of 4th byte of the 3232 * @WLAN_EID_EXT_CAPABILITY information element 3233 */ 3234 #define WLAN_EXT_CAPA4_INTERWORKING_ENABLED BIT(7) 3235 3236 /* 3237 * TDLS capabililites to be enabled in the 5th byte of the 3238 * @WLAN_EID_EXT_CAPABILITY information element 3239 */ 3240 #define WLAN_EXT_CAPA5_TDLS_ENABLED BIT(5) 3241 #define WLAN_EXT_CAPA5_TDLS_PROHIBITED BIT(6) 3242 #define WLAN_EXT_CAPA5_TDLS_CH_SW_PROHIBITED BIT(7) 3243 3244 #define WLAN_EXT_CAPA8_TDLS_WIDE_BW_ENABLED BIT(5) 3245 #define WLAN_EXT_CAPA8_OPMODE_NOTIF BIT(6) 3246 3247 /* Defines the maximal number of MSDUs in an A-MSDU. */ 3248 #define WLAN_EXT_CAPA8_MAX_MSDU_IN_AMSDU_LSB BIT(7) 3249 #define WLAN_EXT_CAPA9_MAX_MSDU_IN_AMSDU_MSB BIT(0) 3250 3251 /* 3252 * Fine Timing Measurement Initiator - bit 71 of @WLAN_EID_EXT_CAPABILITY 3253 * information element 3254 */ 3255 #define WLAN_EXT_CAPA9_FTM_INITIATOR BIT(7) 3256 3257 /* Defines support for TWT Requester and TWT Responder */ 3258 #define WLAN_EXT_CAPA10_TWT_REQUESTER_SUPPORT BIT(5) 3259 #define WLAN_EXT_CAPA10_TWT_RESPONDER_SUPPORT BIT(6) 3260 3261 /* 3262 * When set, indicates that the AP is able to tolerate 26-tone RU UL 3263 * OFDMA transmissions using HE TB PPDU from OBSS (not falsely classify the 3264 * 26-tone RU UL OFDMA transmissions as radar pulses). 3265 */ 3266 #define WLAN_EXT_CAPA10_OBSS_NARROW_BW_RU_TOLERANCE_SUPPORT BIT(7) 3267 3268 /* Defines support for enhanced multi-bssid advertisement*/ 3269 #define WLAN_EXT_CAPA11_EMA_SUPPORT BIT(3) 3270 3271 /* TDLS specific payload type in the LLC/SNAP header */ 3272 #define WLAN_TDLS_SNAP_RFTYPE 0x2 3273 3274 /* BSS Coex IE information field bits */ 3275 #define WLAN_BSS_COEX_INFORMATION_REQUEST BIT(0) 3276 3277 /** 3278 * enum ieee80211_mesh_sync_method - mesh synchronization method identifier 3279 * 3280 * @IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET: the default synchronization method 3281 * @IEEE80211_SYNC_METHOD_VENDOR: a vendor specific synchronization method 3282 * that will be specified in a vendor specific information element 3283 */ 3284 enum ieee80211_mesh_sync_method { 3285 IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET = 1, 3286 IEEE80211_SYNC_METHOD_VENDOR = 255, 3287 }; 3288 3289 /** 3290 * enum ieee80211_mesh_path_protocol - mesh path selection protocol identifier 3291 * 3292 * @IEEE80211_PATH_PROTOCOL_HWMP: the default path selection protocol 3293 * @IEEE80211_PATH_PROTOCOL_VENDOR: a vendor specific protocol that will 3294 * be specified in a vendor specific information element 3295 */ 3296 enum ieee80211_mesh_path_protocol { 3297 IEEE80211_PATH_PROTOCOL_HWMP = 1, 3298 IEEE80211_PATH_PROTOCOL_VENDOR = 255, 3299 }; 3300 3301 /** 3302 * enum ieee80211_mesh_path_metric - mesh path selection metric identifier 3303 * 3304 * @IEEE80211_PATH_METRIC_AIRTIME: the default path selection metric 3305 * @IEEE80211_PATH_METRIC_VENDOR: a vendor specific metric that will be 3306 * specified in a vendor specific information element 3307 */ 3308 enum ieee80211_mesh_path_metric { 3309 IEEE80211_PATH_METRIC_AIRTIME = 1, 3310 IEEE80211_PATH_METRIC_VENDOR = 255, 3311 }; 3312 3313 /** 3314 * enum ieee80211_root_mode_identifier - root mesh STA mode identifier 3315 * 3316 * These attribute are used by dot11MeshHWMPRootMode to set root mesh STA mode 3317 * 3318 * @IEEE80211_ROOTMODE_NO_ROOT: the mesh STA is not a root mesh STA (default) 3319 * @IEEE80211_ROOTMODE_ROOT: the mesh STA is a root mesh STA if greater than 3320 * this value 3321 * @IEEE80211_PROACTIVE_PREQ_NO_PREP: the mesh STA is a root mesh STA supports 3322 * the proactive PREQ with proactive PREP subfield set to 0 3323 * @IEEE80211_PROACTIVE_PREQ_WITH_PREP: the mesh STA is a root mesh STA 3324 * supports the proactive PREQ with proactive PREP subfield set to 1 3325 * @IEEE80211_PROACTIVE_RANN: the mesh STA is a root mesh STA supports 3326 * the proactive RANN 3327 */ 3328 enum ieee80211_root_mode_identifier { 3329 IEEE80211_ROOTMODE_NO_ROOT = 0, 3330 IEEE80211_ROOTMODE_ROOT = 1, 3331 IEEE80211_PROACTIVE_PREQ_NO_PREP = 2, 3332 IEEE80211_PROACTIVE_PREQ_WITH_PREP = 3, 3333 IEEE80211_PROACTIVE_RANN = 4, 3334 }; 3335 3336 /* 3337 * IEEE 802.11-2007 7.3.2.9 Country information element 3338 * 3339 * Minimum length is 8 octets, ie len must be evenly 3340 * divisible by 2 3341 */ 3342 3343 /* Although the spec says 8 I'm seeing 6 in practice */ 3344 #define IEEE80211_COUNTRY_IE_MIN_LEN 6 3345 3346 /* The Country String field of the element shall be 3 octets in length */ 3347 #define IEEE80211_COUNTRY_STRING_LEN 3 3348 3349 /* 3350 * For regulatory extension stuff see IEEE 802.11-2007 3351 * Annex I (page 1141) and Annex J (page 1147). Also 3352 * review 7.3.2.9. 3353 * 3354 * When dot11RegulatoryClassesRequired is true and the 3355 * first_channel/reg_extension_id is >= 201 then the IE 3356 * compromises of the 'ext' struct represented below: 3357 * 3358 * - Regulatory extension ID - when generating IE this just needs 3359 * to be monotonically increasing for each triplet passed in 3360 * the IE 3361 * - Regulatory class - index into set of rules 3362 * - Coverage class - index into air propagation time (Table 7-27), 3363 * in microseconds, you can compute the air propagation time from 3364 * the index by multiplying by 3, so index 10 yields a propagation 3365 * of 10 us. Valid values are 0-31, values 32-255 are not defined 3366 * yet. A value of 0 inicates air propagation of <= 1 us. 3367 * 3368 * See also Table I.2 for Emission limit sets and table 3369 * I.3 for Behavior limit sets. Table J.1 indicates how to map 3370 * a reg_class to an emission limit set and behavior limit set. 3371 */ 3372 #define IEEE80211_COUNTRY_EXTENSION_ID 201 3373 3374 /* 3375 * Channels numbers in the IE must be monotonically increasing 3376 * if dot11RegulatoryClassesRequired is not true. 3377 * 3378 * If dot11RegulatoryClassesRequired is true consecutive 3379 * subband triplets following a regulatory triplet shall 3380 * have monotonically increasing first_channel number fields. 3381 * 3382 * Channel numbers shall not overlap. 3383 * 3384 * Note that max_power is signed. 3385 */ 3386 struct ieee80211_country_ie_triplet { 3387 union { 3388 struct { 3389 u8 first_channel; 3390 u8 num_channels; 3391 s8 max_power; 3392 } __packed chans; 3393 struct { 3394 u8 reg_extension_id; 3395 u8 reg_class; 3396 u8 coverage_class; 3397 } __packed ext; 3398 }; 3399 } __packed; 3400 3401 enum ieee80211_timeout_interval_type { 3402 WLAN_TIMEOUT_REASSOC_DEADLINE = 1 /* 802.11r */, 3403 WLAN_TIMEOUT_KEY_LIFETIME = 2 /* 802.11r */, 3404 WLAN_TIMEOUT_ASSOC_COMEBACK = 3 /* 802.11w */, 3405 }; 3406 3407 /** 3408 * struct ieee80211_timeout_interval_ie - Timeout Interval element 3409 * @type: type, see &enum ieee80211_timeout_interval_type 3410 * @value: timeout interval value 3411 */ 3412 struct ieee80211_timeout_interval_ie { 3413 u8 type; 3414 __le32 value; 3415 } __packed; 3416 3417 /** 3418 * enum ieee80211_idle_options - BSS idle options 3419 * @WLAN_IDLE_OPTIONS_PROTECTED_KEEP_ALIVE: the station should send an RSN 3420 * protected frame to the AP to reset the idle timer at the AP for 3421 * the station. 3422 */ 3423 enum ieee80211_idle_options { 3424 WLAN_IDLE_OPTIONS_PROTECTED_KEEP_ALIVE = BIT(0), 3425 }; 3426 3427 /** 3428 * struct ieee80211_bss_max_idle_period_ie 3429 * 3430 * This structure refers to "BSS Max idle period element" 3431 * 3432 * @max_idle_period: indicates the time period during which a station can 3433 * refrain from transmitting frames to its associated AP without being 3434 * disassociated. In units of 1000 TUs. 3435 * @idle_options: indicates the options associated with the BSS idle capability 3436 * as specified in &enum ieee80211_idle_options. 3437 */ 3438 struct ieee80211_bss_max_idle_period_ie { 3439 __le16 max_idle_period; 3440 u8 idle_options; 3441 } __packed; 3442 3443 /* BACK action code */ 3444 enum ieee80211_back_actioncode { 3445 WLAN_ACTION_ADDBA_REQ = 0, 3446 WLAN_ACTION_ADDBA_RESP = 1, 3447 WLAN_ACTION_DELBA = 2, 3448 }; 3449 3450 /* BACK (block-ack) parties */ 3451 enum ieee80211_back_parties { 3452 WLAN_BACK_RECIPIENT = 0, 3453 WLAN_BACK_INITIATOR = 1, 3454 }; 3455 3456 /* SA Query action */ 3457 enum ieee80211_sa_query_action { 3458 WLAN_ACTION_SA_QUERY_REQUEST = 0, 3459 WLAN_ACTION_SA_QUERY_RESPONSE = 1, 3460 }; 3461 3462 /** 3463 * struct ieee80211_bssid_index 3464 * 3465 * This structure refers to "Multiple BSSID-index element" 3466 * 3467 * @bssid_index: BSSID index 3468 * @dtim_period: optional, overrides transmitted BSS dtim period 3469 * @dtim_count: optional, overrides transmitted BSS dtim count 3470 */ 3471 struct ieee80211_bssid_index { 3472 u8 bssid_index; 3473 u8 dtim_period; 3474 u8 dtim_count; 3475 }; 3476 3477 /** 3478 * struct ieee80211_multiple_bssid_configuration 3479 * 3480 * This structure refers to "Multiple BSSID Configuration element" 3481 * 3482 * @bssid_count: total number of active BSSIDs in the set 3483 * @profile_periodicity: the least number of beacon frames need to be received 3484 * in order to discover all the nontransmitted BSSIDs in the set. 3485 */ 3486 struct ieee80211_multiple_bssid_configuration { 3487 u8 bssid_count; 3488 u8 profile_periodicity; 3489 }; 3490 3491 #define SUITE(oui, id) (((oui) << 8) | (id)) 3492 3493 /* cipher suite selectors */ 3494 #define WLAN_CIPHER_SUITE_USE_GROUP SUITE(0x000FAC, 0) 3495 #define WLAN_CIPHER_SUITE_WEP40 SUITE(0x000FAC, 1) 3496 #define WLAN_CIPHER_SUITE_TKIP SUITE(0x000FAC, 2) 3497 /* reserved: SUITE(0x000FAC, 3) */ 3498 #define WLAN_CIPHER_SUITE_CCMP SUITE(0x000FAC, 4) 3499 #define WLAN_CIPHER_SUITE_WEP104 SUITE(0x000FAC, 5) 3500 #define WLAN_CIPHER_SUITE_AES_CMAC SUITE(0x000FAC, 6) 3501 #define WLAN_CIPHER_SUITE_GCMP SUITE(0x000FAC, 8) 3502 #define WLAN_CIPHER_SUITE_GCMP_256 SUITE(0x000FAC, 9) 3503 #define WLAN_CIPHER_SUITE_CCMP_256 SUITE(0x000FAC, 10) 3504 #define WLAN_CIPHER_SUITE_BIP_GMAC_128 SUITE(0x000FAC, 11) 3505 #define WLAN_CIPHER_SUITE_BIP_GMAC_256 SUITE(0x000FAC, 12) 3506 #define WLAN_CIPHER_SUITE_BIP_CMAC_256 SUITE(0x000FAC, 13) 3507 3508 #define WLAN_CIPHER_SUITE_SMS4 SUITE(0x001472, 1) 3509 3510 /* AKM suite selectors */ 3511 #define WLAN_AKM_SUITE_8021X SUITE(0x000FAC, 1) 3512 #define WLAN_AKM_SUITE_PSK SUITE(0x000FAC, 2) 3513 #define WLAN_AKM_SUITE_FT_8021X SUITE(0x000FAC, 3) 3514 #define WLAN_AKM_SUITE_FT_PSK SUITE(0x000FAC, 4) 3515 #define WLAN_AKM_SUITE_8021X_SHA256 SUITE(0x000FAC, 5) 3516 #define WLAN_AKM_SUITE_PSK_SHA256 SUITE(0x000FAC, 6) 3517 #define WLAN_AKM_SUITE_TDLS SUITE(0x000FAC, 7) 3518 #define WLAN_AKM_SUITE_SAE SUITE(0x000FAC, 8) 3519 #define WLAN_AKM_SUITE_FT_OVER_SAE SUITE(0x000FAC, 9) 3520 #define WLAN_AKM_SUITE_AP_PEER_KEY SUITE(0x000FAC, 10) 3521 #define WLAN_AKM_SUITE_8021X_SUITE_B SUITE(0x000FAC, 11) 3522 #define WLAN_AKM_SUITE_8021X_SUITE_B_192 SUITE(0x000FAC, 12) 3523 #define WLAN_AKM_SUITE_FT_8021X_SHA384 SUITE(0x000FAC, 13) 3524 #define WLAN_AKM_SUITE_FILS_SHA256 SUITE(0x000FAC, 14) 3525 #define WLAN_AKM_SUITE_FILS_SHA384 SUITE(0x000FAC, 15) 3526 #define WLAN_AKM_SUITE_FT_FILS_SHA256 SUITE(0x000FAC, 16) 3527 #define WLAN_AKM_SUITE_FT_FILS_SHA384 SUITE(0x000FAC, 17) 3528 #define WLAN_AKM_SUITE_OWE SUITE(0x000FAC, 18) 3529 #define WLAN_AKM_SUITE_FT_PSK_SHA384 SUITE(0x000FAC, 19) 3530 #define WLAN_AKM_SUITE_PSK_SHA384 SUITE(0x000FAC, 20) 3531 3532 #define WLAN_AKM_SUITE_WFA_DPP SUITE(WLAN_OUI_WFA, 2) 3533 3534 #define WLAN_MAX_KEY_LEN 32 3535 3536 #define WLAN_PMK_NAME_LEN 16 3537 #define WLAN_PMKID_LEN 16 3538 #define WLAN_PMK_LEN_EAP_LEAP 16 3539 #define WLAN_PMK_LEN 32 3540 #define WLAN_PMK_LEN_SUITE_B_192 48 3541 3542 #define WLAN_OUI_WFA 0x506f9a 3543 #define WLAN_OUI_TYPE_WFA_P2P 9 3544 #define WLAN_OUI_TYPE_WFA_DPP 0x1A 3545 #define WLAN_OUI_MICROSOFT 0x0050f2 3546 #define WLAN_OUI_TYPE_MICROSOFT_WPA 1 3547 #define WLAN_OUI_TYPE_MICROSOFT_WMM 2 3548 #define WLAN_OUI_TYPE_MICROSOFT_WPS 4 3549 #define WLAN_OUI_TYPE_MICROSOFT_TPC 8 3550 3551 /* 3552 * WMM/802.11e Tspec Element 3553 */ 3554 #define IEEE80211_WMM_IE_TSPEC_TID_MASK 0x0F 3555 #define IEEE80211_WMM_IE_TSPEC_TID_SHIFT 1 3556 3557 enum ieee80211_tspec_status_code { 3558 IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED = 0, 3559 IEEE80211_TSPEC_STATUS_ADDTS_INVAL_PARAMS = 0x1, 3560 }; 3561 3562 struct ieee80211_tspec_ie { 3563 u8 element_id; 3564 u8 len; 3565 u8 oui[3]; 3566 u8 oui_type; 3567 u8 oui_subtype; 3568 u8 version; 3569 __le16 tsinfo; 3570 u8 tsinfo_resvd; 3571 __le16 nominal_msdu; 3572 __le16 max_msdu; 3573 __le32 min_service_int; 3574 __le32 max_service_int; 3575 __le32 inactivity_int; 3576 __le32 suspension_int; 3577 __le32 service_start_time; 3578 __le32 min_data_rate; 3579 __le32 mean_data_rate; 3580 __le32 peak_data_rate; 3581 __le32 max_burst_size; 3582 __le32 delay_bound; 3583 __le32 min_phy_rate; 3584 __le16 sba; 3585 __le16 medium_time; 3586 } __packed; 3587 3588 struct ieee80211_he_6ghz_capa { 3589 /* uses IEEE80211_HE_6GHZ_CAP_* below */ 3590 __le16 capa; 3591 } __packed; 3592 3593 /* HE 6 GHz band capabilities */ 3594 /* uses enum ieee80211_min_mpdu_spacing values */ 3595 #define IEEE80211_HE_6GHZ_CAP_MIN_MPDU_START 0x0007 3596 /* uses enum ieee80211_vht_max_ampdu_length_exp values */ 3597 #define IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP 0x0038 3598 /* uses IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_* values */ 3599 #define IEEE80211_HE_6GHZ_CAP_MAX_MPDU_LEN 0x00c0 3600 /* WLAN_HT_CAP_SM_PS_* values */ 3601 #define IEEE80211_HE_6GHZ_CAP_SM_PS 0x0600 3602 #define IEEE80211_HE_6GHZ_CAP_RD_RESPONDER 0x0800 3603 #define IEEE80211_HE_6GHZ_CAP_RX_ANTPAT_CONS 0x1000 3604 #define IEEE80211_HE_6GHZ_CAP_TX_ANTPAT_CONS 0x2000 3605 3606 /** 3607 * ieee80211_get_qos_ctl - get pointer to qos control bytes 3608 * @hdr: the frame 3609 * 3610 * The qos ctrl bytes come after the frame_control, duration, seq_num 3611 * and 3 or 4 addresses of length ETH_ALEN. 3612 * 3 addr: 2 + 2 + 2 + 3*6 = 24 3613 * 4 addr: 2 + 2 + 2 + 4*6 = 30 3614 */ 3615 static inline u8 *ieee80211_get_qos_ctl(struct ieee80211_hdr *hdr) 3616 { 3617 if (ieee80211_has_a4(hdr->frame_control)) 3618 return (u8 *)hdr + 30; 3619 else 3620 return (u8 *)hdr + 24; 3621 } 3622 3623 /** 3624 * ieee80211_get_tid - get qos TID 3625 * @hdr: the frame 3626 */ 3627 static inline u8 ieee80211_get_tid(struct ieee80211_hdr *hdr) 3628 { 3629 u8 *qc = ieee80211_get_qos_ctl(hdr); 3630 3631 return qc[0] & IEEE80211_QOS_CTL_TID_MASK; 3632 } 3633 3634 /** 3635 * ieee80211_get_SA - get pointer to SA 3636 * @hdr: the frame 3637 * 3638 * Given an 802.11 frame, this function returns the offset 3639 * to the source address (SA). It does not verify that the 3640 * header is long enough to contain the address, and the 3641 * header must be long enough to contain the frame control 3642 * field. 3643 */ 3644 static inline u8 *ieee80211_get_SA(struct ieee80211_hdr *hdr) 3645 { 3646 if (ieee80211_has_a4(hdr->frame_control)) 3647 return hdr->addr4; 3648 if (ieee80211_has_fromds(hdr->frame_control)) 3649 return hdr->addr3; 3650 return hdr->addr2; 3651 } 3652 3653 /** 3654 * ieee80211_get_DA - get pointer to DA 3655 * @hdr: the frame 3656 * 3657 * Given an 802.11 frame, this function returns the offset 3658 * to the destination address (DA). It does not verify that 3659 * the header is long enough to contain the address, and the 3660 * header must be long enough to contain the frame control 3661 * field. 3662 */ 3663 static inline u8 *ieee80211_get_DA(struct ieee80211_hdr *hdr) 3664 { 3665 if (ieee80211_has_tods(hdr->frame_control)) 3666 return hdr->addr3; 3667 else 3668 return hdr->addr1; 3669 } 3670 3671 /** 3672 * _ieee80211_is_robust_mgmt_frame - check if frame is a robust management frame 3673 * @hdr: the frame (buffer must include at least the first octet of payload) 3674 */ 3675 static inline bool _ieee80211_is_robust_mgmt_frame(struct ieee80211_hdr *hdr) 3676 { 3677 if (ieee80211_is_disassoc(hdr->frame_control) || 3678 ieee80211_is_deauth(hdr->frame_control)) 3679 return true; 3680 3681 if (ieee80211_is_action(hdr->frame_control)) { 3682 u8 *category; 3683 3684 /* 3685 * Action frames, excluding Public Action frames, are Robust 3686 * Management Frames. However, if we are looking at a Protected 3687 * frame, skip the check since the data may be encrypted and 3688 * the frame has already been found to be a Robust Management 3689 * Frame (by the other end). 3690 */ 3691 if (ieee80211_has_protected(hdr->frame_control)) 3692 return true; 3693 category = ((u8 *) hdr) + 24; 3694 return *category != WLAN_CATEGORY_PUBLIC && 3695 *category != WLAN_CATEGORY_HT && 3696 *category != WLAN_CATEGORY_WNM_UNPROTECTED && 3697 *category != WLAN_CATEGORY_SELF_PROTECTED && 3698 *category != WLAN_CATEGORY_UNPROT_DMG && 3699 *category != WLAN_CATEGORY_VHT && 3700 *category != WLAN_CATEGORY_VENDOR_SPECIFIC; 3701 } 3702 3703 return false; 3704 } 3705 3706 /** 3707 * ieee80211_is_robust_mgmt_frame - check if skb contains a robust mgmt frame 3708 * @skb: the skb containing the frame, length will be checked 3709 */ 3710 static inline bool ieee80211_is_robust_mgmt_frame(struct sk_buff *skb) 3711 { 3712 if (skb->len < IEEE80211_MIN_ACTION_SIZE) 3713 return false; 3714 return _ieee80211_is_robust_mgmt_frame((void *)skb->data); 3715 } 3716 3717 /** 3718 * ieee80211_is_public_action - check if frame is a public action frame 3719 * @hdr: the frame 3720 * @len: length of the frame 3721 */ 3722 static inline bool ieee80211_is_public_action(struct ieee80211_hdr *hdr, 3723 size_t len) 3724 { 3725 struct ieee80211_mgmt *mgmt = (void *)hdr; 3726 3727 if (len < IEEE80211_MIN_ACTION_SIZE) 3728 return false; 3729 if (!ieee80211_is_action(hdr->frame_control)) 3730 return false; 3731 return mgmt->u.action.category == WLAN_CATEGORY_PUBLIC; 3732 } 3733 3734 /** 3735 * _ieee80211_is_group_privacy_action - check if frame is a group addressed 3736 * privacy action frame 3737 * @hdr: the frame 3738 */ 3739 static inline bool _ieee80211_is_group_privacy_action(struct ieee80211_hdr *hdr) 3740 { 3741 struct ieee80211_mgmt *mgmt = (void *)hdr; 3742 3743 if (!ieee80211_is_action(hdr->frame_control) || 3744 !is_multicast_ether_addr(hdr->addr1)) 3745 return false; 3746 3747 return mgmt->u.action.category == WLAN_CATEGORY_MESH_ACTION || 3748 mgmt->u.action.category == WLAN_CATEGORY_MULTIHOP_ACTION; 3749 } 3750 3751 /** 3752 * ieee80211_is_group_privacy_action - check if frame is a group addressed 3753 * privacy action frame 3754 * @skb: the skb containing the frame, length will be checked 3755 */ 3756 static inline bool ieee80211_is_group_privacy_action(struct sk_buff *skb) 3757 { 3758 if (skb->len < IEEE80211_MIN_ACTION_SIZE) 3759 return false; 3760 return _ieee80211_is_group_privacy_action((void *)skb->data); 3761 } 3762 3763 /** 3764 * ieee80211_tu_to_usec - convert time units (TU) to microseconds 3765 * @tu: the TUs 3766 */ 3767 static inline unsigned long ieee80211_tu_to_usec(unsigned long tu) 3768 { 3769 return 1024 * tu; 3770 } 3771 3772 /** 3773 * ieee80211_check_tim - check if AID bit is set in TIM 3774 * @tim: the TIM IE 3775 * @tim_len: length of the TIM IE 3776 * @aid: the AID to look for 3777 */ 3778 static inline bool ieee80211_check_tim(const struct ieee80211_tim_ie *tim, 3779 u8 tim_len, u16 aid) 3780 { 3781 u8 mask; 3782 u8 index, indexn1, indexn2; 3783 3784 if (unlikely(!tim || tim_len < sizeof(*tim))) 3785 return false; 3786 3787 aid &= 0x3fff; 3788 index = aid / 8; 3789 mask = 1 << (aid & 7); 3790 3791 indexn1 = tim->bitmap_ctrl & 0xfe; 3792 indexn2 = tim_len + indexn1 - 4; 3793 3794 if (index < indexn1 || index > indexn2) 3795 return false; 3796 3797 index -= indexn1; 3798 3799 return !!(tim->virtual_map[index] & mask); 3800 } 3801 3802 /** 3803 * ieee80211_get_tdls_action - get tdls packet action (or -1, if not tdls packet) 3804 * @skb: the skb containing the frame, length will not be checked 3805 * @hdr_size: the size of the ieee80211_hdr that starts at skb->data 3806 * 3807 * This function assumes the frame is a data frame, and that the network header 3808 * is in the correct place. 3809 */ 3810 static inline int ieee80211_get_tdls_action(struct sk_buff *skb, u32 hdr_size) 3811 { 3812 if (!skb_is_nonlinear(skb) && 3813 skb->len > (skb_network_offset(skb) + 2)) { 3814 /* Point to where the indication of TDLS should start */ 3815 const u8 *tdls_data = skb_network_header(skb) - 2; 3816 3817 if (get_unaligned_be16(tdls_data) == ETH_P_TDLS && 3818 tdls_data[2] == WLAN_TDLS_SNAP_RFTYPE && 3819 tdls_data[3] == WLAN_CATEGORY_TDLS) 3820 return tdls_data[4]; 3821 } 3822 3823 return -1; 3824 } 3825 3826 /* convert time units */ 3827 #define TU_TO_JIFFIES(x) (usecs_to_jiffies((x) * 1024)) 3828 #define TU_TO_EXP_TIME(x) (jiffies + TU_TO_JIFFIES(x)) 3829 3830 /* convert frequencies */ 3831 #define MHZ_TO_KHZ(freq) ((freq) * 1000) 3832 #define KHZ_TO_MHZ(freq) ((freq) / 1000) 3833 #define PR_KHZ(f) KHZ_TO_MHZ(f), f % 1000 3834 #define KHZ_F "%d.%03d" 3835 3836 /* convert powers */ 3837 #define DBI_TO_MBI(gain) ((gain) * 100) 3838 #define MBI_TO_DBI(gain) ((gain) / 100) 3839 #define DBM_TO_MBM(gain) ((gain) * 100) 3840 #define MBM_TO_DBM(gain) ((gain) / 100) 3841 3842 /** 3843 * ieee80211_action_contains_tpc - checks if the frame contains TPC element 3844 * @skb: the skb containing the frame, length will be checked 3845 * 3846 * This function checks if it's either TPC report action frame or Link 3847 * Measurement report action frame as defined in IEEE Std. 802.11-2012 8.5.2.5 3848 * and 8.5.7.5 accordingly. 3849 */ 3850 static inline bool ieee80211_action_contains_tpc(struct sk_buff *skb) 3851 { 3852 struct ieee80211_mgmt *mgmt = (void *)skb->data; 3853 3854 if (!ieee80211_is_action(mgmt->frame_control)) 3855 return false; 3856 3857 if (skb->len < IEEE80211_MIN_ACTION_SIZE + 3858 sizeof(mgmt->u.action.u.tpc_report)) 3859 return false; 3860 3861 /* 3862 * TPC report - check that: 3863 * category = 0 (Spectrum Management) or 5 (Radio Measurement) 3864 * spectrum management action = 3 (TPC/Link Measurement report) 3865 * TPC report EID = 35 3866 * TPC report element length = 2 3867 * 3868 * The spectrum management's tpc_report struct is used here both for 3869 * parsing tpc_report and radio measurement's link measurement report 3870 * frame, since the relevant part is identical in both frames. 3871 */ 3872 if (mgmt->u.action.category != WLAN_CATEGORY_SPECTRUM_MGMT && 3873 mgmt->u.action.category != WLAN_CATEGORY_RADIO_MEASUREMENT) 3874 return false; 3875 3876 /* both spectrum mgmt and link measurement have same action code */ 3877 if (mgmt->u.action.u.tpc_report.action_code != 3878 WLAN_ACTION_SPCT_TPC_RPRT) 3879 return false; 3880 3881 if (mgmt->u.action.u.tpc_report.tpc_elem_id != WLAN_EID_TPC_REPORT || 3882 mgmt->u.action.u.tpc_report.tpc_elem_length != 3883 sizeof(struct ieee80211_tpc_report_ie)) 3884 return false; 3885 3886 return true; 3887 } 3888 3889 struct element { 3890 u8 id; 3891 u8 datalen; 3892 u8 data[]; 3893 } __packed; 3894 3895 /* element iteration helpers */ 3896 #define for_each_element(_elem, _data, _datalen) \ 3897 for (_elem = (const struct element *)(_data); \ 3898 (const u8 *)(_data) + (_datalen) - (const u8 *)_elem >= \ 3899 (int)sizeof(*_elem) && \ 3900 (const u8 *)(_data) + (_datalen) - (const u8 *)_elem >= \ 3901 (int)sizeof(*_elem) + _elem->datalen; \ 3902 _elem = (const struct element *)(_elem->data + _elem->datalen)) 3903 3904 #define for_each_element_id(element, _id, data, datalen) \ 3905 for_each_element(element, data, datalen) \ 3906 if (element->id == (_id)) 3907 3908 #define for_each_element_extid(element, extid, _data, _datalen) \ 3909 for_each_element(element, _data, _datalen) \ 3910 if (element->id == WLAN_EID_EXTENSION && \ 3911 element->datalen > 0 && \ 3912 element->data[0] == (extid)) 3913 3914 #define for_each_subelement(sub, element) \ 3915 for_each_element(sub, (element)->data, (element)->datalen) 3916 3917 #define for_each_subelement_id(sub, id, element) \ 3918 for_each_element_id(sub, id, (element)->data, (element)->datalen) 3919 3920 #define for_each_subelement_extid(sub, extid, element) \ 3921 for_each_element_extid(sub, extid, (element)->data, (element)->datalen) 3922 3923 /** 3924 * for_each_element_completed - determine if element parsing consumed all data 3925 * @element: element pointer after for_each_element() or friends 3926 * @data: same data pointer as passed to for_each_element() or friends 3927 * @datalen: same data length as passed to for_each_element() or friends 3928 * 3929 * This function returns %true if all the data was parsed or considered 3930 * while walking the elements. Only use this if your for_each_element() 3931 * loop cannot be broken out of, otherwise it always returns %false. 3932 * 3933 * If some data was malformed, this returns %false since the last parsed 3934 * element will not fill the whole remaining data. 3935 */ 3936 static inline bool for_each_element_completed(const struct element *element, 3937 const void *data, size_t datalen) 3938 { 3939 return (const u8 *)element == (const u8 *)data + datalen; 3940 } 3941 3942 /** 3943 * RSNX Capabilities: 3944 * bits 0-3: Field length (n-1) 3945 */ 3946 #define WLAN_RSNX_CAPA_PROTECTED_TWT BIT(4) 3947 #define WLAN_RSNX_CAPA_SAE_H2E BIT(5) 3948 3949 /* 3950 * reduced neighbor report, based on Draft P802.11ax_D6.1, 3951 * section 9.4.2.170 and accepted contributions. 3952 */ 3953 #define IEEE80211_AP_INFO_TBTT_HDR_TYPE 0x03 3954 #define IEEE80211_AP_INFO_TBTT_HDR_FILTERED 0x04 3955 #define IEEE80211_AP_INFO_TBTT_HDR_COLOC 0x08 3956 #define IEEE80211_AP_INFO_TBTT_HDR_COUNT 0xF0 3957 #define IEEE80211_TBTT_INFO_OFFSET_BSSID_BSS_PARAM 9 3958 #define IEEE80211_TBTT_INFO_OFFSET_BSSID_SSSID_BSS_PARAM 13 3959 3960 #define IEEE80211_RNR_TBTT_PARAMS_OCT_RECOMMENDED 0x01 3961 #define IEEE80211_RNR_TBTT_PARAMS_SAME_SSID 0x02 3962 #define IEEE80211_RNR_TBTT_PARAMS_MULTI_BSSID 0x04 3963 #define IEEE80211_RNR_TBTT_PARAMS_TRANSMITTED_BSSID 0x08 3964 #define IEEE80211_RNR_TBTT_PARAMS_COLOC_ESS 0x10 3965 #define IEEE80211_RNR_TBTT_PARAMS_PROBE_ACTIVE 0x20 3966 #define IEEE80211_RNR_TBTT_PARAMS_COLOC_AP 0x40 3967 3968 struct ieee80211_neighbor_ap_info { 3969 u8 tbtt_info_hdr; 3970 u8 tbtt_info_len; 3971 u8 op_class; 3972 u8 channel; 3973 } __packed; 3974 3975 enum ieee80211_range_params_max_total_ltf { 3976 IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_4 = 0, 3977 IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_8, 3978 IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_16, 3979 IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_UNSPECIFIED, 3980 }; 3981 3982 #endif /* LINUX_IEEE80211_H */ 3983