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 * <jkmaline@cc.hut.fi> 7 * Copyright (c) 2002-2003, Jouni Malinen <jkmaline@cc.hut.fi> 8 * Copyright (c) 2005, Devicescape Software, Inc. 9 * Copyright (c) 2006, Michael Wu <flamingice@sourmilk.net> 10 * Copyright (c) 2013 - 2014 Intel Mobile Communications GmbH 11 * Copyright (c) 2016 - 2017 Intel Deutschland GmbH 12 * Copyright (c) 2018 - 2022 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 <linux/bitfield.h> 22 #include <asm/byteorder.h> 23 #include <asm/unaligned.h> 24 25 /* 26 * DS bit usage 27 * 28 * TA = transmitter address 29 * RA = receiver address 30 * DA = destination address 31 * SA = source address 32 * 33 * ToDS FromDS A1(RA) A2(TA) A3 A4 Use 34 * ----------------------------------------------------------------- 35 * 0 0 DA SA BSSID - IBSS/DLS 36 * 0 1 DA BSSID SA - AP -> STA 37 * 1 0 BSSID SA DA - AP <- STA 38 * 1 1 RA TA DA SA unspecified (WDS) 39 */ 40 41 #define FCS_LEN 4 42 43 #define IEEE80211_FCTL_VERS 0x0003 44 #define IEEE80211_FCTL_FTYPE 0x000c 45 #define IEEE80211_FCTL_STYPE 0x00f0 46 #define IEEE80211_FCTL_TODS 0x0100 47 #define IEEE80211_FCTL_FROMDS 0x0200 48 #define IEEE80211_FCTL_MOREFRAGS 0x0400 49 #define IEEE80211_FCTL_RETRY 0x0800 50 #define IEEE80211_FCTL_PM 0x1000 51 #define IEEE80211_FCTL_MOREDATA 0x2000 52 #define IEEE80211_FCTL_PROTECTED 0x4000 53 #define IEEE80211_FCTL_ORDER 0x8000 54 #define IEEE80211_FCTL_CTL_EXT 0x0f00 55 56 #define IEEE80211_SCTL_FRAG 0x000F 57 #define IEEE80211_SCTL_SEQ 0xFFF0 58 59 #define IEEE80211_FTYPE_MGMT 0x0000 60 #define IEEE80211_FTYPE_CTL 0x0004 61 #define IEEE80211_FTYPE_DATA 0x0008 62 #define IEEE80211_FTYPE_EXT 0x000c 63 64 /* management */ 65 #define IEEE80211_STYPE_ASSOC_REQ 0x0000 66 #define IEEE80211_STYPE_ASSOC_RESP 0x0010 67 #define IEEE80211_STYPE_REASSOC_REQ 0x0020 68 #define IEEE80211_STYPE_REASSOC_RESP 0x0030 69 #define IEEE80211_STYPE_PROBE_REQ 0x0040 70 #define IEEE80211_STYPE_PROBE_RESP 0x0050 71 #define IEEE80211_STYPE_BEACON 0x0080 72 #define IEEE80211_STYPE_ATIM 0x0090 73 #define IEEE80211_STYPE_DISASSOC 0x00A0 74 #define IEEE80211_STYPE_AUTH 0x00B0 75 #define IEEE80211_STYPE_DEAUTH 0x00C0 76 #define IEEE80211_STYPE_ACTION 0x00D0 77 78 /* control */ 79 #define IEEE80211_STYPE_CTL_EXT 0x0060 80 #define IEEE80211_STYPE_BACK_REQ 0x0080 81 #define IEEE80211_STYPE_BACK 0x0090 82 #define IEEE80211_STYPE_PSPOLL 0x00A0 83 #define IEEE80211_STYPE_RTS 0x00B0 84 #define IEEE80211_STYPE_CTS 0x00C0 85 #define IEEE80211_STYPE_ACK 0x00D0 86 #define IEEE80211_STYPE_CFEND 0x00E0 87 #define IEEE80211_STYPE_CFENDACK 0x00F0 88 89 /* data */ 90 #define IEEE80211_STYPE_DATA 0x0000 91 #define IEEE80211_STYPE_DATA_CFACK 0x0010 92 #define IEEE80211_STYPE_DATA_CFPOLL 0x0020 93 #define IEEE80211_STYPE_DATA_CFACKPOLL 0x0030 94 #define IEEE80211_STYPE_NULLFUNC 0x0040 95 #define IEEE80211_STYPE_CFACK 0x0050 96 #define IEEE80211_STYPE_CFPOLL 0x0060 97 #define IEEE80211_STYPE_CFACKPOLL 0x0070 98 #define IEEE80211_STYPE_QOS_DATA 0x0080 99 #define IEEE80211_STYPE_QOS_DATA_CFACK 0x0090 100 #define IEEE80211_STYPE_QOS_DATA_CFPOLL 0x00A0 101 #define IEEE80211_STYPE_QOS_DATA_CFACKPOLL 0x00B0 102 #define IEEE80211_STYPE_QOS_NULLFUNC 0x00C0 103 #define IEEE80211_STYPE_QOS_CFACK 0x00D0 104 #define IEEE80211_STYPE_QOS_CFPOLL 0x00E0 105 #define IEEE80211_STYPE_QOS_CFACKPOLL 0x00F0 106 107 /* extension, added by 802.11ad */ 108 #define IEEE80211_STYPE_DMG_BEACON 0x0000 109 #define IEEE80211_STYPE_S1G_BEACON 0x0010 110 111 /* bits unique to S1G beacon */ 112 #define IEEE80211_S1G_BCN_NEXT_TBTT 0x100 113 114 /* see 802.11ah-2016 9.9 NDP CMAC frames */ 115 #define IEEE80211_S1G_1MHZ_NDP_BITS 25 116 #define IEEE80211_S1G_1MHZ_NDP_BYTES 4 117 #define IEEE80211_S1G_2MHZ_NDP_BITS 37 118 #define IEEE80211_S1G_2MHZ_NDP_BYTES 5 119 120 #define IEEE80211_NDP_FTYPE_CTS 0 121 #define IEEE80211_NDP_FTYPE_CF_END 0 122 #define IEEE80211_NDP_FTYPE_PS_POLL 1 123 #define IEEE80211_NDP_FTYPE_ACK 2 124 #define IEEE80211_NDP_FTYPE_PS_POLL_ACK 3 125 #define IEEE80211_NDP_FTYPE_BA 4 126 #define IEEE80211_NDP_FTYPE_BF_REPORT_POLL 5 127 #define IEEE80211_NDP_FTYPE_PAGING 6 128 #define IEEE80211_NDP_FTYPE_PREQ 7 129 130 #define SM64(f, v) ((((u64)v) << f##_S) & f) 131 132 /* NDP CMAC frame fields */ 133 #define IEEE80211_NDP_FTYPE 0x0000000000000007 134 #define IEEE80211_NDP_FTYPE_S 0x0000000000000000 135 136 /* 1M Probe Request 11ah 9.9.3.1.1 */ 137 #define IEEE80211_NDP_1M_PREQ_ANO 0x0000000000000008 138 #define IEEE80211_NDP_1M_PREQ_ANO_S 3 139 #define IEEE80211_NDP_1M_PREQ_CSSID 0x00000000000FFFF0 140 #define IEEE80211_NDP_1M_PREQ_CSSID_S 4 141 #define IEEE80211_NDP_1M_PREQ_RTYPE 0x0000000000100000 142 #define IEEE80211_NDP_1M_PREQ_RTYPE_S 20 143 #define IEEE80211_NDP_1M_PREQ_RSV 0x0000000001E00000 144 #define IEEE80211_NDP_1M_PREQ_RSV 0x0000000001E00000 145 /* 2M Probe Request 11ah 9.9.3.1.2 */ 146 #define IEEE80211_NDP_2M_PREQ_ANO 0x0000000000000008 147 #define IEEE80211_NDP_2M_PREQ_ANO_S 3 148 #define IEEE80211_NDP_2M_PREQ_CSSID 0x0000000FFFFFFFF0 149 #define IEEE80211_NDP_2M_PREQ_CSSID_S 4 150 #define IEEE80211_NDP_2M_PREQ_RTYPE 0x0000001000000000 151 #define IEEE80211_NDP_2M_PREQ_RTYPE_S 36 152 153 #define IEEE80211_ANO_NETTYPE_WILD 15 154 155 /* bits unique to S1G beacon */ 156 #define IEEE80211_S1G_BCN_NEXT_TBTT 0x100 157 158 /* control extension - for IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTL_EXT */ 159 #define IEEE80211_CTL_EXT_POLL 0x2000 160 #define IEEE80211_CTL_EXT_SPR 0x3000 161 #define IEEE80211_CTL_EXT_GRANT 0x4000 162 #define IEEE80211_CTL_EXT_DMG_CTS 0x5000 163 #define IEEE80211_CTL_EXT_DMG_DTS 0x6000 164 #define IEEE80211_CTL_EXT_SSW 0x8000 165 #define IEEE80211_CTL_EXT_SSW_FBACK 0x9000 166 #define IEEE80211_CTL_EXT_SSW_ACK 0xa000 167 168 169 #define IEEE80211_SN_MASK ((IEEE80211_SCTL_SEQ) >> 4) 170 #define IEEE80211_MAX_SN IEEE80211_SN_MASK 171 #define IEEE80211_SN_MODULO (IEEE80211_MAX_SN + 1) 172 173 174 /* PV1 Layout 11ah 9.8.3.1 */ 175 #define IEEE80211_PV1_FCTL_VERS 0x0003 176 #define IEEE80211_PV1_FCTL_FTYPE 0x001c 177 #define IEEE80211_PV1_FCTL_STYPE 0x00e0 178 #define IEEE80211_PV1_FCTL_TODS 0x0100 179 #define IEEE80211_PV1_FCTL_MOREFRAGS 0x0200 180 #define IEEE80211_PV1_FCTL_PM 0x0400 181 #define IEEE80211_PV1_FCTL_MOREDATA 0x0800 182 #define IEEE80211_PV1_FCTL_PROTECTED 0x1000 183 #define IEEE80211_PV1_FCTL_END_SP 0x2000 184 #define IEEE80211_PV1_FCTL_RELAYED 0x4000 185 #define IEEE80211_PV1_FCTL_ACK_POLICY 0x8000 186 #define IEEE80211_PV1_FCTL_CTL_EXT 0x0f00 187 188 static inline bool ieee80211_sn_less(u16 sn1, u16 sn2) 189 { 190 return ((sn1 - sn2) & IEEE80211_SN_MASK) > (IEEE80211_SN_MODULO >> 1); 191 } 192 193 static inline u16 ieee80211_sn_add(u16 sn1, u16 sn2) 194 { 195 return (sn1 + sn2) & IEEE80211_SN_MASK; 196 } 197 198 static inline u16 ieee80211_sn_inc(u16 sn) 199 { 200 return ieee80211_sn_add(sn, 1); 201 } 202 203 static inline u16 ieee80211_sn_sub(u16 sn1, u16 sn2) 204 { 205 return (sn1 - sn2) & IEEE80211_SN_MASK; 206 } 207 208 #define IEEE80211_SEQ_TO_SN(seq) (((seq) & IEEE80211_SCTL_SEQ) >> 4) 209 #define IEEE80211_SN_TO_SEQ(ssn) (((ssn) << 4) & IEEE80211_SCTL_SEQ) 210 211 /* miscellaneous IEEE 802.11 constants */ 212 #define IEEE80211_MAX_FRAG_THRESHOLD 2352 213 #define IEEE80211_MAX_RTS_THRESHOLD 2353 214 #define IEEE80211_MAX_AID 2007 215 #define IEEE80211_MAX_AID_S1G 8191 216 #define IEEE80211_MAX_TIM_LEN 251 217 #define IEEE80211_MAX_MESH_PEERINGS 63 218 /* Maximum size for the MA-UNITDATA primitive, 802.11 standard section 219 6.2.1.1.2. 220 221 802.11e clarifies the figure in section 7.1.2. The frame body is 222 up to 2304 octets long (maximum MSDU size) plus any crypt overhead. */ 223 #define IEEE80211_MAX_DATA_LEN 2304 224 /* 802.11ad extends maximum MSDU size for DMG (freq > 40Ghz) networks 225 * to 7920 bytes, see 8.2.3 General frame format 226 */ 227 #define IEEE80211_MAX_DATA_LEN_DMG 7920 228 /* 30 byte 4 addr hdr, 2 byte QoS, 2304 byte MSDU, 12 byte crypt, 4 byte FCS */ 229 #define IEEE80211_MAX_FRAME_LEN 2352 230 231 /* Maximal size of an A-MSDU that can be transported in a HT BA session */ 232 #define IEEE80211_MAX_MPDU_LEN_HT_BA 4095 233 234 /* Maximal size of an A-MSDU */ 235 #define IEEE80211_MAX_MPDU_LEN_HT_3839 3839 236 #define IEEE80211_MAX_MPDU_LEN_HT_7935 7935 237 238 #define IEEE80211_MAX_MPDU_LEN_VHT_3895 3895 239 #define IEEE80211_MAX_MPDU_LEN_VHT_7991 7991 240 #define IEEE80211_MAX_MPDU_LEN_VHT_11454 11454 241 242 #define IEEE80211_MAX_SSID_LEN 32 243 244 #define IEEE80211_MAX_MESH_ID_LEN 32 245 246 #define IEEE80211_FIRST_TSPEC_TSID 8 247 #define IEEE80211_NUM_TIDS 16 248 249 /* number of user priorities 802.11 uses */ 250 #define IEEE80211_NUM_UPS 8 251 /* number of ACs */ 252 #define IEEE80211_NUM_ACS 4 253 254 #define IEEE80211_QOS_CTL_LEN 2 255 /* 1d tag mask */ 256 #define IEEE80211_QOS_CTL_TAG1D_MASK 0x0007 257 /* TID mask */ 258 #define IEEE80211_QOS_CTL_TID_MASK 0x000f 259 /* EOSP */ 260 #define IEEE80211_QOS_CTL_EOSP 0x0010 261 /* ACK policy */ 262 #define IEEE80211_QOS_CTL_ACK_POLICY_NORMAL 0x0000 263 #define IEEE80211_QOS_CTL_ACK_POLICY_NOACK 0x0020 264 #define IEEE80211_QOS_CTL_ACK_POLICY_NO_EXPL 0x0040 265 #define IEEE80211_QOS_CTL_ACK_POLICY_BLOCKACK 0x0060 266 #define IEEE80211_QOS_CTL_ACK_POLICY_MASK 0x0060 267 /* A-MSDU 802.11n */ 268 #define IEEE80211_QOS_CTL_A_MSDU_PRESENT 0x0080 269 /* Mesh Control 802.11s */ 270 #define IEEE80211_QOS_CTL_MESH_CONTROL_PRESENT 0x0100 271 272 /* Mesh Power Save Level */ 273 #define IEEE80211_QOS_CTL_MESH_PS_LEVEL 0x0200 274 /* Mesh Receiver Service Period Initiated */ 275 #define IEEE80211_QOS_CTL_RSPI 0x0400 276 277 /* U-APSD queue for WMM IEs sent by AP */ 278 #define IEEE80211_WMM_IE_AP_QOSINFO_UAPSD (1<<7) 279 #define IEEE80211_WMM_IE_AP_QOSINFO_PARAM_SET_CNT_MASK 0x0f 280 281 /* U-APSD queues for WMM IEs sent by STA */ 282 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_VO (1<<0) 283 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_VI (1<<1) 284 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_BK (1<<2) 285 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_BE (1<<3) 286 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_MASK 0x0f 287 288 /* U-APSD max SP length for WMM IEs sent by STA */ 289 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL 0x00 290 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_2 0x01 291 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_4 0x02 292 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_6 0x03 293 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_MASK 0x03 294 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_SHIFT 5 295 296 #define IEEE80211_HT_CTL_LEN 4 297 298 struct ieee80211_hdr { 299 __le16 frame_control; 300 __le16 duration_id; 301 u8 addr1[ETH_ALEN]; 302 u8 addr2[ETH_ALEN]; 303 u8 addr3[ETH_ALEN]; 304 __le16 seq_ctrl; 305 u8 addr4[ETH_ALEN]; 306 } __packed __aligned(2); 307 308 struct ieee80211_hdr_3addr { 309 __le16 frame_control; 310 __le16 duration_id; 311 u8 addr1[ETH_ALEN]; 312 u8 addr2[ETH_ALEN]; 313 u8 addr3[ETH_ALEN]; 314 __le16 seq_ctrl; 315 } __packed __aligned(2); 316 317 struct ieee80211_qos_hdr { 318 __le16 frame_control; 319 __le16 duration_id; 320 u8 addr1[ETH_ALEN]; 321 u8 addr2[ETH_ALEN]; 322 u8 addr3[ETH_ALEN]; 323 __le16 seq_ctrl; 324 __le16 qos_ctrl; 325 } __packed __aligned(2); 326 327 /** 328 * ieee80211_has_tods - check if IEEE80211_FCTL_TODS is set 329 * @fc: frame control bytes in little-endian byteorder 330 */ 331 static inline bool ieee80211_has_tods(__le16 fc) 332 { 333 return (fc & cpu_to_le16(IEEE80211_FCTL_TODS)) != 0; 334 } 335 336 /** 337 * ieee80211_has_fromds - check if IEEE80211_FCTL_FROMDS is set 338 * @fc: frame control bytes in little-endian byteorder 339 */ 340 static inline bool ieee80211_has_fromds(__le16 fc) 341 { 342 return (fc & cpu_to_le16(IEEE80211_FCTL_FROMDS)) != 0; 343 } 344 345 /** 346 * ieee80211_has_a4 - check if IEEE80211_FCTL_TODS and IEEE80211_FCTL_FROMDS are set 347 * @fc: frame control bytes in little-endian byteorder 348 */ 349 static inline bool ieee80211_has_a4(__le16 fc) 350 { 351 __le16 tmp = cpu_to_le16(IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS); 352 return (fc & tmp) == tmp; 353 } 354 355 /** 356 * ieee80211_has_morefrags - check if IEEE80211_FCTL_MOREFRAGS is set 357 * @fc: frame control bytes in little-endian byteorder 358 */ 359 static inline bool ieee80211_has_morefrags(__le16 fc) 360 { 361 return (fc & cpu_to_le16(IEEE80211_FCTL_MOREFRAGS)) != 0; 362 } 363 364 /** 365 * ieee80211_has_retry - check if IEEE80211_FCTL_RETRY is set 366 * @fc: frame control bytes in little-endian byteorder 367 */ 368 static inline bool ieee80211_has_retry(__le16 fc) 369 { 370 return (fc & cpu_to_le16(IEEE80211_FCTL_RETRY)) != 0; 371 } 372 373 /** 374 * ieee80211_has_pm - check if IEEE80211_FCTL_PM is set 375 * @fc: frame control bytes in little-endian byteorder 376 */ 377 static inline bool ieee80211_has_pm(__le16 fc) 378 { 379 return (fc & cpu_to_le16(IEEE80211_FCTL_PM)) != 0; 380 } 381 382 /** 383 * ieee80211_has_moredata - check if IEEE80211_FCTL_MOREDATA is set 384 * @fc: frame control bytes in little-endian byteorder 385 */ 386 static inline bool ieee80211_has_moredata(__le16 fc) 387 { 388 return (fc & cpu_to_le16(IEEE80211_FCTL_MOREDATA)) != 0; 389 } 390 391 /** 392 * ieee80211_has_protected - check if IEEE80211_FCTL_PROTECTED is set 393 * @fc: frame control bytes in little-endian byteorder 394 */ 395 static inline bool ieee80211_has_protected(__le16 fc) 396 { 397 return (fc & cpu_to_le16(IEEE80211_FCTL_PROTECTED)) != 0; 398 } 399 400 /** 401 * ieee80211_has_order - check if IEEE80211_FCTL_ORDER is set 402 * @fc: frame control bytes in little-endian byteorder 403 */ 404 static inline bool ieee80211_has_order(__le16 fc) 405 { 406 return (fc & cpu_to_le16(IEEE80211_FCTL_ORDER)) != 0; 407 } 408 409 /** 410 * ieee80211_is_mgmt - check if type is IEEE80211_FTYPE_MGMT 411 * @fc: frame control bytes in little-endian byteorder 412 */ 413 static inline bool ieee80211_is_mgmt(__le16 fc) 414 { 415 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) == 416 cpu_to_le16(IEEE80211_FTYPE_MGMT); 417 } 418 419 /** 420 * ieee80211_is_ctl - check if type is IEEE80211_FTYPE_CTL 421 * @fc: frame control bytes in little-endian byteorder 422 */ 423 static inline bool ieee80211_is_ctl(__le16 fc) 424 { 425 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) == 426 cpu_to_le16(IEEE80211_FTYPE_CTL); 427 } 428 429 /** 430 * ieee80211_is_data - check if type is IEEE80211_FTYPE_DATA 431 * @fc: frame control bytes in little-endian byteorder 432 */ 433 static inline bool ieee80211_is_data(__le16 fc) 434 { 435 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) == 436 cpu_to_le16(IEEE80211_FTYPE_DATA); 437 } 438 439 /** 440 * ieee80211_is_ext - check if type is IEEE80211_FTYPE_EXT 441 * @fc: frame control bytes in little-endian byteorder 442 */ 443 static inline bool ieee80211_is_ext(__le16 fc) 444 { 445 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) == 446 cpu_to_le16(IEEE80211_FTYPE_EXT); 447 } 448 449 450 /** 451 * ieee80211_is_data_qos - check if type is IEEE80211_FTYPE_DATA and IEEE80211_STYPE_QOS_DATA is set 452 * @fc: frame control bytes in little-endian byteorder 453 */ 454 static inline bool ieee80211_is_data_qos(__le16 fc) 455 { 456 /* 457 * mask with QOS_DATA rather than IEEE80211_FCTL_STYPE as we just need 458 * to check the one bit 459 */ 460 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_STYPE_QOS_DATA)) == 461 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_DATA); 462 } 463 464 /** 465 * ieee80211_is_data_present - check if type is IEEE80211_FTYPE_DATA and has data 466 * @fc: frame control bytes in little-endian byteorder 467 */ 468 static inline bool ieee80211_is_data_present(__le16 fc) 469 { 470 /* 471 * mask with 0x40 and test that that bit is clear to only return true 472 * for the data-containing substypes. 473 */ 474 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | 0x40)) == 475 cpu_to_le16(IEEE80211_FTYPE_DATA); 476 } 477 478 /** 479 * ieee80211_is_assoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_REQ 480 * @fc: frame control bytes in little-endian byteorder 481 */ 482 static inline bool ieee80211_is_assoc_req(__le16 fc) 483 { 484 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 485 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_REQ); 486 } 487 488 /** 489 * ieee80211_is_assoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_RESP 490 * @fc: frame control bytes in little-endian byteorder 491 */ 492 static inline bool ieee80211_is_assoc_resp(__le16 fc) 493 { 494 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 495 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_RESP); 496 } 497 498 /** 499 * ieee80211_is_reassoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_REQ 500 * @fc: frame control bytes in little-endian byteorder 501 */ 502 static inline bool ieee80211_is_reassoc_req(__le16 fc) 503 { 504 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 505 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_REQ); 506 } 507 508 /** 509 * ieee80211_is_reassoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_RESP 510 * @fc: frame control bytes in little-endian byteorder 511 */ 512 static inline bool ieee80211_is_reassoc_resp(__le16 fc) 513 { 514 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 515 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_RESP); 516 } 517 518 /** 519 * ieee80211_is_probe_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_REQ 520 * @fc: frame control bytes in little-endian byteorder 521 */ 522 static inline bool ieee80211_is_probe_req(__le16 fc) 523 { 524 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 525 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ); 526 } 527 528 /** 529 * ieee80211_is_probe_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_RESP 530 * @fc: frame control bytes in little-endian byteorder 531 */ 532 static inline bool ieee80211_is_probe_resp(__le16 fc) 533 { 534 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 535 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_RESP); 536 } 537 538 /** 539 * ieee80211_is_beacon - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_BEACON 540 * @fc: frame control bytes in little-endian byteorder 541 */ 542 static inline bool ieee80211_is_beacon(__le16 fc) 543 { 544 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 545 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_BEACON); 546 } 547 548 /** 549 * ieee80211_is_s1g_beacon - check if IEEE80211_FTYPE_EXT && 550 * IEEE80211_STYPE_S1G_BEACON 551 * @fc: frame control bytes in little-endian byteorder 552 */ 553 static inline bool ieee80211_is_s1g_beacon(__le16 fc) 554 { 555 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | 556 IEEE80211_FCTL_STYPE)) == 557 cpu_to_le16(IEEE80211_FTYPE_EXT | IEEE80211_STYPE_S1G_BEACON); 558 } 559 560 /** 561 * ieee80211_next_tbtt_present - check if IEEE80211_FTYPE_EXT && 562 * IEEE80211_STYPE_S1G_BEACON && IEEE80211_S1G_BCN_NEXT_TBTT 563 * @fc: frame control bytes in little-endian byteorder 564 */ 565 static inline bool ieee80211_next_tbtt_present(__le16 fc) 566 { 567 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 568 cpu_to_le16(IEEE80211_FTYPE_EXT | IEEE80211_STYPE_S1G_BEACON) && 569 fc & cpu_to_le16(IEEE80211_S1G_BCN_NEXT_TBTT); 570 } 571 572 /** 573 * ieee80211_is_s1g_short_beacon - check if next tbtt present bit is set. Only 574 * true for S1G beacons when they're short. 575 * @fc: frame control bytes in little-endian byteorder 576 */ 577 static inline bool ieee80211_is_s1g_short_beacon(__le16 fc) 578 { 579 return ieee80211_is_s1g_beacon(fc) && ieee80211_next_tbtt_present(fc); 580 } 581 582 /** 583 * ieee80211_is_atim - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ATIM 584 * @fc: frame control bytes in little-endian byteorder 585 */ 586 static inline bool ieee80211_is_atim(__le16 fc) 587 { 588 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 589 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ATIM); 590 } 591 592 /** 593 * ieee80211_is_disassoc - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DISASSOC 594 * @fc: frame control bytes in little-endian byteorder 595 */ 596 static inline bool ieee80211_is_disassoc(__le16 fc) 597 { 598 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 599 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DISASSOC); 600 } 601 602 /** 603 * ieee80211_is_auth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_AUTH 604 * @fc: frame control bytes in little-endian byteorder 605 */ 606 static inline bool ieee80211_is_auth(__le16 fc) 607 { 608 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 609 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_AUTH); 610 } 611 612 /** 613 * ieee80211_is_deauth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DEAUTH 614 * @fc: frame control bytes in little-endian byteorder 615 */ 616 static inline bool ieee80211_is_deauth(__le16 fc) 617 { 618 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 619 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DEAUTH); 620 } 621 622 /** 623 * ieee80211_is_action - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ACTION 624 * @fc: frame control bytes in little-endian byteorder 625 */ 626 static inline bool ieee80211_is_action(__le16 fc) 627 { 628 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 629 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ACTION); 630 } 631 632 /** 633 * ieee80211_is_back_req - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK_REQ 634 * @fc: frame control bytes in little-endian byteorder 635 */ 636 static inline bool ieee80211_is_back_req(__le16 fc) 637 { 638 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 639 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK_REQ); 640 } 641 642 /** 643 * ieee80211_is_back - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK 644 * @fc: frame control bytes in little-endian byteorder 645 */ 646 static inline bool ieee80211_is_back(__le16 fc) 647 { 648 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 649 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK); 650 } 651 652 /** 653 * ieee80211_is_pspoll - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_PSPOLL 654 * @fc: frame control bytes in little-endian byteorder 655 */ 656 static inline bool ieee80211_is_pspoll(__le16 fc) 657 { 658 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 659 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_PSPOLL); 660 } 661 662 /** 663 * ieee80211_is_rts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_RTS 664 * @fc: frame control bytes in little-endian byteorder 665 */ 666 static inline bool ieee80211_is_rts(__le16 fc) 667 { 668 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 669 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_RTS); 670 } 671 672 /** 673 * ieee80211_is_cts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CTS 674 * @fc: frame control bytes in little-endian byteorder 675 */ 676 static inline bool ieee80211_is_cts(__le16 fc) 677 { 678 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 679 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTS); 680 } 681 682 /** 683 * ieee80211_is_ack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_ACK 684 * @fc: frame control bytes in little-endian byteorder 685 */ 686 static inline bool ieee80211_is_ack(__le16 fc) 687 { 688 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 689 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_ACK); 690 } 691 692 /** 693 * ieee80211_is_cfend - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFEND 694 * @fc: frame control bytes in little-endian byteorder 695 */ 696 static inline bool ieee80211_is_cfend(__le16 fc) 697 { 698 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 699 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFEND); 700 } 701 702 /** 703 * ieee80211_is_cfendack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFENDACK 704 * @fc: frame control bytes in little-endian byteorder 705 */ 706 static inline bool ieee80211_is_cfendack(__le16 fc) 707 { 708 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 709 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFENDACK); 710 } 711 712 /** 713 * ieee80211_is_nullfunc - check if frame is a regular (non-QoS) nullfunc frame 714 * @fc: frame control bytes in little-endian byteorder 715 */ 716 static inline bool ieee80211_is_nullfunc(__le16 fc) 717 { 718 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 719 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_NULLFUNC); 720 } 721 722 /** 723 * ieee80211_is_qos_nullfunc - check if frame is a QoS nullfunc frame 724 * @fc: frame control bytes in little-endian byteorder 725 */ 726 static inline bool ieee80211_is_qos_nullfunc(__le16 fc) 727 { 728 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 729 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_NULLFUNC); 730 } 731 732 /** 733 * ieee80211_is_any_nullfunc - check if frame is regular or QoS nullfunc frame 734 * @fc: frame control bytes in little-endian byteorder 735 */ 736 static inline bool ieee80211_is_any_nullfunc(__le16 fc) 737 { 738 return (ieee80211_is_nullfunc(fc) || ieee80211_is_qos_nullfunc(fc)); 739 } 740 741 /** 742 * ieee80211_is_bufferable_mmpdu - check if frame is bufferable MMPDU 743 * @fc: frame control field in little-endian byteorder 744 */ 745 static inline bool ieee80211_is_bufferable_mmpdu(__le16 fc) 746 { 747 /* IEEE 802.11-2012, definition of "bufferable management frame"; 748 * note that this ignores the IBSS special case. */ 749 return ieee80211_is_mgmt(fc) && 750 (ieee80211_is_action(fc) || 751 ieee80211_is_disassoc(fc) || 752 ieee80211_is_deauth(fc)); 753 } 754 755 /** 756 * ieee80211_is_first_frag - check if IEEE80211_SCTL_FRAG is not set 757 * @seq_ctrl: frame sequence control bytes in little-endian byteorder 758 */ 759 static inline bool ieee80211_is_first_frag(__le16 seq_ctrl) 760 { 761 return (seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG)) == 0; 762 } 763 764 /** 765 * ieee80211_is_frag - check if a frame is a fragment 766 * @hdr: 802.11 header of the frame 767 */ 768 static inline bool ieee80211_is_frag(struct ieee80211_hdr *hdr) 769 { 770 return ieee80211_has_morefrags(hdr->frame_control) || 771 hdr->seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG); 772 } 773 774 struct ieee80211s_hdr { 775 u8 flags; 776 u8 ttl; 777 __le32 seqnum; 778 u8 eaddr1[ETH_ALEN]; 779 u8 eaddr2[ETH_ALEN]; 780 } __packed __aligned(2); 781 782 /* Mesh flags */ 783 #define MESH_FLAGS_AE_A4 0x1 784 #define MESH_FLAGS_AE_A5_A6 0x2 785 #define MESH_FLAGS_AE 0x3 786 #define MESH_FLAGS_PS_DEEP 0x4 787 788 /** 789 * enum ieee80211_preq_flags - mesh PREQ element flags 790 * 791 * @IEEE80211_PREQ_PROACTIVE_PREP_FLAG: proactive PREP subfield 792 */ 793 enum ieee80211_preq_flags { 794 IEEE80211_PREQ_PROACTIVE_PREP_FLAG = 1<<2, 795 }; 796 797 /** 798 * enum ieee80211_preq_target_flags - mesh PREQ element per target flags 799 * 800 * @IEEE80211_PREQ_TO_FLAG: target only subfield 801 * @IEEE80211_PREQ_USN_FLAG: unknown target HWMP sequence number subfield 802 */ 803 enum ieee80211_preq_target_flags { 804 IEEE80211_PREQ_TO_FLAG = 1<<0, 805 IEEE80211_PREQ_USN_FLAG = 1<<2, 806 }; 807 808 /** 809 * struct ieee80211_quiet_ie 810 * 811 * This structure refers to "Quiet information element" 812 */ 813 struct ieee80211_quiet_ie { 814 u8 count; 815 u8 period; 816 __le16 duration; 817 __le16 offset; 818 } __packed; 819 820 /** 821 * struct ieee80211_msrment_ie 822 * 823 * This structure refers to "Measurement Request/Report information element" 824 */ 825 struct ieee80211_msrment_ie { 826 u8 token; 827 u8 mode; 828 u8 type; 829 u8 request[]; 830 } __packed; 831 832 /** 833 * struct ieee80211_channel_sw_ie 834 * 835 * This structure refers to "Channel Switch Announcement information element" 836 */ 837 struct ieee80211_channel_sw_ie { 838 u8 mode; 839 u8 new_ch_num; 840 u8 count; 841 } __packed; 842 843 /** 844 * struct ieee80211_ext_chansw_ie 845 * 846 * This structure represents the "Extended Channel Switch Announcement element" 847 */ 848 struct ieee80211_ext_chansw_ie { 849 u8 mode; 850 u8 new_operating_class; 851 u8 new_ch_num; 852 u8 count; 853 } __packed; 854 855 /** 856 * struct ieee80211_sec_chan_offs_ie - secondary channel offset IE 857 * @sec_chan_offs: secondary channel offset, uses IEEE80211_HT_PARAM_CHA_SEC_* 858 * values here 859 * This structure represents the "Secondary Channel Offset element" 860 */ 861 struct ieee80211_sec_chan_offs_ie { 862 u8 sec_chan_offs; 863 } __packed; 864 865 /** 866 * struct ieee80211_mesh_chansw_params_ie - mesh channel switch parameters IE 867 * 868 * This structure represents the "Mesh Channel Switch Paramters element" 869 */ 870 struct ieee80211_mesh_chansw_params_ie { 871 u8 mesh_ttl; 872 u8 mesh_flags; 873 __le16 mesh_reason; 874 __le16 mesh_pre_value; 875 } __packed; 876 877 /** 878 * struct ieee80211_wide_bw_chansw_ie - wide bandwidth channel switch IE 879 */ 880 struct ieee80211_wide_bw_chansw_ie { 881 u8 new_channel_width; 882 u8 new_center_freq_seg0, new_center_freq_seg1; 883 } __packed; 884 885 /** 886 * struct ieee80211_tim 887 * 888 * This structure refers to "Traffic Indication Map information element" 889 */ 890 struct ieee80211_tim_ie { 891 u8 dtim_count; 892 u8 dtim_period; 893 u8 bitmap_ctrl; 894 /* variable size: 1 - 251 bytes */ 895 u8 virtual_map[1]; 896 } __packed; 897 898 /** 899 * struct ieee80211_meshconf_ie 900 * 901 * This structure refers to "Mesh Configuration information element" 902 */ 903 struct ieee80211_meshconf_ie { 904 u8 meshconf_psel; 905 u8 meshconf_pmetric; 906 u8 meshconf_congest; 907 u8 meshconf_synch; 908 u8 meshconf_auth; 909 u8 meshconf_form; 910 u8 meshconf_cap; 911 } __packed; 912 913 /** 914 * enum mesh_config_capab_flags - Mesh Configuration IE capability field flags 915 * 916 * @IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS: STA is willing to establish 917 * additional mesh peerings with other mesh STAs 918 * @IEEE80211_MESHCONF_CAPAB_FORWARDING: the STA forwards MSDUs 919 * @IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING: TBTT adjustment procedure 920 * is ongoing 921 * @IEEE80211_MESHCONF_CAPAB_POWER_SAVE_LEVEL: STA is in deep sleep mode or has 922 * neighbors in deep sleep mode 923 */ 924 enum mesh_config_capab_flags { 925 IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS = 0x01, 926 IEEE80211_MESHCONF_CAPAB_FORWARDING = 0x08, 927 IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING = 0x20, 928 IEEE80211_MESHCONF_CAPAB_POWER_SAVE_LEVEL = 0x40, 929 }; 930 931 #define IEEE80211_MESHCONF_FORM_CONNECTED_TO_GATE 0x1 932 933 /** 934 * mesh channel switch parameters element's flag indicator 935 * 936 */ 937 #define WLAN_EID_CHAN_SWITCH_PARAM_TX_RESTRICT BIT(0) 938 #define WLAN_EID_CHAN_SWITCH_PARAM_INITIATOR BIT(1) 939 #define WLAN_EID_CHAN_SWITCH_PARAM_REASON BIT(2) 940 941 /** 942 * struct ieee80211_rann_ie 943 * 944 * This structure refers to "Root Announcement information element" 945 */ 946 struct ieee80211_rann_ie { 947 u8 rann_flags; 948 u8 rann_hopcount; 949 u8 rann_ttl; 950 u8 rann_addr[ETH_ALEN]; 951 __le32 rann_seq; 952 __le32 rann_interval; 953 __le32 rann_metric; 954 } __packed; 955 956 enum ieee80211_rann_flags { 957 RANN_FLAG_IS_GATE = 1 << 0, 958 }; 959 960 enum ieee80211_ht_chanwidth_values { 961 IEEE80211_HT_CHANWIDTH_20MHZ = 0, 962 IEEE80211_HT_CHANWIDTH_ANY = 1, 963 }; 964 965 /** 966 * enum ieee80211_opmode_bits - VHT operating mode field bits 967 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK: channel width mask 968 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ: 20 MHz channel width 969 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ: 40 MHz channel width 970 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ: 80 MHz channel width 971 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ: 160 MHz or 80+80 MHz channel width 972 * @IEEE80211_OPMODE_NOTIF_BW_160_80P80: 160 / 80+80 MHz indicator flag 973 * @IEEE80211_OPMODE_NOTIF_RX_NSS_MASK: number of spatial streams mask 974 * (the NSS value is the value of this field + 1) 975 * @IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT: number of spatial streams shift 976 * @IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF: indicates streams in SU-MIMO PPDU 977 * using a beamforming steering matrix 978 */ 979 enum ieee80211_vht_opmode_bits { 980 IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK = 0x03, 981 IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ = 0, 982 IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ = 1, 983 IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ = 2, 984 IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ = 3, 985 IEEE80211_OPMODE_NOTIF_BW_160_80P80 = 0x04, 986 IEEE80211_OPMODE_NOTIF_RX_NSS_MASK = 0x70, 987 IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT = 4, 988 IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF = 0x80, 989 }; 990 991 /** 992 * enum ieee80211_s1g_chanwidth 993 * These are defined in IEEE802.11-2016ah Table 10-20 994 * as BSS Channel Width 995 * 996 * @IEEE80211_S1G_CHANWIDTH_1MHZ: 1MHz operating channel 997 * @IEEE80211_S1G_CHANWIDTH_2MHZ: 2MHz operating channel 998 * @IEEE80211_S1G_CHANWIDTH_4MHZ: 4MHz operating channel 999 * @IEEE80211_S1G_CHANWIDTH_8MHZ: 8MHz operating channel 1000 * @IEEE80211_S1G_CHANWIDTH_16MHZ: 16MHz operating channel 1001 */ 1002 enum ieee80211_s1g_chanwidth { 1003 IEEE80211_S1G_CHANWIDTH_1MHZ = 0, 1004 IEEE80211_S1G_CHANWIDTH_2MHZ = 1, 1005 IEEE80211_S1G_CHANWIDTH_4MHZ = 3, 1006 IEEE80211_S1G_CHANWIDTH_8MHZ = 7, 1007 IEEE80211_S1G_CHANWIDTH_16MHZ = 15, 1008 }; 1009 1010 #define WLAN_SA_QUERY_TR_ID_LEN 2 1011 #define WLAN_MEMBERSHIP_LEN 8 1012 #define WLAN_USER_POSITION_LEN 16 1013 1014 /** 1015 * struct ieee80211_tpc_report_ie 1016 * 1017 * This structure refers to "TPC Report element" 1018 */ 1019 struct ieee80211_tpc_report_ie { 1020 u8 tx_power; 1021 u8 link_margin; 1022 } __packed; 1023 1024 #define IEEE80211_ADDBA_EXT_FRAG_LEVEL_MASK GENMASK(2, 1) 1025 #define IEEE80211_ADDBA_EXT_FRAG_LEVEL_SHIFT 1 1026 #define IEEE80211_ADDBA_EXT_NO_FRAG BIT(0) 1027 #define IEEE80211_ADDBA_EXT_BUF_SIZE_MASK GENMASK(7, 5) 1028 #define IEEE80211_ADDBA_EXT_BUF_SIZE_SHIFT 10 1029 1030 struct ieee80211_addba_ext_ie { 1031 u8 data; 1032 } __packed; 1033 1034 /** 1035 * struct ieee80211_s1g_bcn_compat_ie 1036 * 1037 * S1G Beacon Compatibility element 1038 */ 1039 struct ieee80211_s1g_bcn_compat_ie { 1040 __le16 compat_info; 1041 __le16 beacon_int; 1042 __le32 tsf_completion; 1043 } __packed; 1044 1045 /** 1046 * struct ieee80211_s1g_oper_ie 1047 * 1048 * S1G Operation element 1049 */ 1050 struct ieee80211_s1g_oper_ie { 1051 u8 ch_width; 1052 u8 oper_class; 1053 u8 primary_ch; 1054 u8 oper_ch; 1055 __le16 basic_mcs_nss; 1056 } __packed; 1057 1058 /** 1059 * struct ieee80211_aid_response_ie 1060 * 1061 * AID Response element 1062 */ 1063 struct ieee80211_aid_response_ie { 1064 __le16 aid; 1065 u8 switch_count; 1066 __le16 response_int; 1067 } __packed; 1068 1069 struct ieee80211_s1g_cap { 1070 u8 capab_info[10]; 1071 u8 supp_mcs_nss[5]; 1072 } __packed; 1073 1074 struct ieee80211_ext { 1075 __le16 frame_control; 1076 __le16 duration; 1077 union { 1078 struct { 1079 u8 sa[ETH_ALEN]; 1080 __le32 timestamp; 1081 u8 change_seq; 1082 u8 variable[0]; 1083 } __packed s1g_beacon; 1084 struct { 1085 u8 sa[ETH_ALEN]; 1086 __le32 timestamp; 1087 u8 change_seq; 1088 u8 next_tbtt[3]; 1089 u8 variable[0]; 1090 } __packed s1g_short_beacon; 1091 } u; 1092 } __packed __aligned(2); 1093 1094 #define IEEE80211_TWT_CONTROL_NDP BIT(0) 1095 #define IEEE80211_TWT_CONTROL_RESP_MODE BIT(1) 1096 #define IEEE80211_TWT_CONTROL_NEG_TYPE_BROADCAST BIT(3) 1097 #define IEEE80211_TWT_CONTROL_RX_DISABLED BIT(4) 1098 #define IEEE80211_TWT_CONTROL_WAKE_DUR_UNIT BIT(5) 1099 1100 #define IEEE80211_TWT_REQTYPE_REQUEST BIT(0) 1101 #define IEEE80211_TWT_REQTYPE_SETUP_CMD GENMASK(3, 1) 1102 #define IEEE80211_TWT_REQTYPE_TRIGGER BIT(4) 1103 #define IEEE80211_TWT_REQTYPE_IMPLICIT BIT(5) 1104 #define IEEE80211_TWT_REQTYPE_FLOWTYPE BIT(6) 1105 #define IEEE80211_TWT_REQTYPE_FLOWID GENMASK(9, 7) 1106 #define IEEE80211_TWT_REQTYPE_WAKE_INT_EXP GENMASK(14, 10) 1107 #define IEEE80211_TWT_REQTYPE_PROTECTION BIT(15) 1108 1109 enum ieee80211_twt_setup_cmd { 1110 TWT_SETUP_CMD_REQUEST, 1111 TWT_SETUP_CMD_SUGGEST, 1112 TWT_SETUP_CMD_DEMAND, 1113 TWT_SETUP_CMD_GROUPING, 1114 TWT_SETUP_CMD_ACCEPT, 1115 TWT_SETUP_CMD_ALTERNATE, 1116 TWT_SETUP_CMD_DICTATE, 1117 TWT_SETUP_CMD_REJECT, 1118 }; 1119 1120 struct ieee80211_twt_params { 1121 __le16 req_type; 1122 __le64 twt; 1123 u8 min_twt_dur; 1124 __le16 mantissa; 1125 u8 channel; 1126 } __packed; 1127 1128 struct ieee80211_twt_setup { 1129 u8 dialog_token; 1130 u8 element_id; 1131 u8 length; 1132 u8 control; 1133 u8 params[]; 1134 } __packed; 1135 1136 struct ieee80211_mgmt { 1137 __le16 frame_control; 1138 __le16 duration; 1139 u8 da[ETH_ALEN]; 1140 u8 sa[ETH_ALEN]; 1141 u8 bssid[ETH_ALEN]; 1142 __le16 seq_ctrl; 1143 union { 1144 struct { 1145 __le16 auth_alg; 1146 __le16 auth_transaction; 1147 __le16 status_code; 1148 /* possibly followed by Challenge text */ 1149 u8 variable[]; 1150 } __packed auth; 1151 struct { 1152 __le16 reason_code; 1153 } __packed deauth; 1154 struct { 1155 __le16 capab_info; 1156 __le16 listen_interval; 1157 /* followed by SSID and Supported rates */ 1158 u8 variable[]; 1159 } __packed assoc_req; 1160 struct { 1161 __le16 capab_info; 1162 __le16 status_code; 1163 __le16 aid; 1164 /* followed by Supported rates */ 1165 u8 variable[]; 1166 } __packed assoc_resp, reassoc_resp; 1167 struct { 1168 __le16 capab_info; 1169 __le16 status_code; 1170 u8 variable[]; 1171 } __packed s1g_assoc_resp, s1g_reassoc_resp; 1172 struct { 1173 __le16 capab_info; 1174 __le16 listen_interval; 1175 u8 current_ap[ETH_ALEN]; 1176 /* followed by SSID and Supported rates */ 1177 u8 variable[]; 1178 } __packed reassoc_req; 1179 struct { 1180 __le16 reason_code; 1181 } __packed disassoc; 1182 struct { 1183 __le64 timestamp; 1184 __le16 beacon_int; 1185 __le16 capab_info; 1186 /* followed by some of SSID, Supported rates, 1187 * FH Params, DS Params, CF Params, IBSS Params, TIM */ 1188 u8 variable[]; 1189 } __packed beacon; 1190 struct { 1191 /* only variable items: SSID, Supported rates */ 1192 DECLARE_FLEX_ARRAY(u8, variable); 1193 } __packed probe_req; 1194 struct { 1195 __le64 timestamp; 1196 __le16 beacon_int; 1197 __le16 capab_info; 1198 /* followed by some of SSID, Supported rates, 1199 * FH Params, DS Params, CF Params, IBSS Params */ 1200 u8 variable[]; 1201 } __packed probe_resp; 1202 struct { 1203 u8 category; 1204 union { 1205 struct { 1206 u8 action_code; 1207 u8 dialog_token; 1208 u8 status_code; 1209 u8 variable[]; 1210 } __packed wme_action; 1211 struct{ 1212 u8 action_code; 1213 u8 variable[]; 1214 } __packed chan_switch; 1215 struct{ 1216 u8 action_code; 1217 struct ieee80211_ext_chansw_ie data; 1218 u8 variable[]; 1219 } __packed ext_chan_switch; 1220 struct{ 1221 u8 action_code; 1222 u8 dialog_token; 1223 u8 element_id; 1224 u8 length; 1225 struct ieee80211_msrment_ie msr_elem; 1226 } __packed measurement; 1227 struct{ 1228 u8 action_code; 1229 u8 dialog_token; 1230 __le16 capab; 1231 __le16 timeout; 1232 __le16 start_seq_num; 1233 /* followed by BA Extension */ 1234 u8 variable[]; 1235 } __packed addba_req; 1236 struct{ 1237 u8 action_code; 1238 u8 dialog_token; 1239 __le16 status; 1240 __le16 capab; 1241 __le16 timeout; 1242 } __packed addba_resp; 1243 struct{ 1244 u8 action_code; 1245 __le16 params; 1246 __le16 reason_code; 1247 } __packed delba; 1248 struct { 1249 u8 action_code; 1250 u8 variable[]; 1251 } __packed self_prot; 1252 struct{ 1253 u8 action_code; 1254 u8 variable[]; 1255 } __packed mesh_action; 1256 struct { 1257 u8 action; 1258 u8 trans_id[WLAN_SA_QUERY_TR_ID_LEN]; 1259 } __packed sa_query; 1260 struct { 1261 u8 action; 1262 u8 smps_control; 1263 } __packed ht_smps; 1264 struct { 1265 u8 action_code; 1266 u8 chanwidth; 1267 } __packed ht_notify_cw; 1268 struct { 1269 u8 action_code; 1270 u8 dialog_token; 1271 __le16 capability; 1272 u8 variable[0]; 1273 } __packed tdls_discover_resp; 1274 struct { 1275 u8 action_code; 1276 u8 operating_mode; 1277 } __packed vht_opmode_notif; 1278 struct { 1279 u8 action_code; 1280 u8 membership[WLAN_MEMBERSHIP_LEN]; 1281 u8 position[WLAN_USER_POSITION_LEN]; 1282 } __packed vht_group_notif; 1283 struct { 1284 u8 action_code; 1285 u8 dialog_token; 1286 u8 tpc_elem_id; 1287 u8 tpc_elem_length; 1288 struct ieee80211_tpc_report_ie tpc; 1289 } __packed tpc_report; 1290 struct { 1291 u8 action_code; 1292 u8 dialog_token; 1293 u8 follow_up; 1294 u8 tod[6]; 1295 u8 toa[6]; 1296 __le16 tod_error; 1297 __le16 toa_error; 1298 u8 variable[]; 1299 } __packed ftm; 1300 struct { 1301 u8 action_code; 1302 u8 variable[]; 1303 } __packed s1g; 1304 } u; 1305 } __packed action; 1306 } u; 1307 } __packed __aligned(2); 1308 1309 /* Supported rates membership selectors */ 1310 #define BSS_MEMBERSHIP_SELECTOR_HT_PHY 127 1311 #define BSS_MEMBERSHIP_SELECTOR_VHT_PHY 126 1312 #define BSS_MEMBERSHIP_SELECTOR_HE_PHY 122 1313 #define BSS_MEMBERSHIP_SELECTOR_SAE_H2E 123 1314 1315 /* mgmt header + 1 byte category code */ 1316 #define IEEE80211_MIN_ACTION_SIZE offsetof(struct ieee80211_mgmt, u.action.u) 1317 1318 1319 /* Management MIC information element (IEEE 802.11w) */ 1320 struct ieee80211_mmie { 1321 u8 element_id; 1322 u8 length; 1323 __le16 key_id; 1324 u8 sequence_number[6]; 1325 u8 mic[8]; 1326 } __packed; 1327 1328 /* Management MIC information element (IEEE 802.11w) for GMAC and CMAC-256 */ 1329 struct ieee80211_mmie_16 { 1330 u8 element_id; 1331 u8 length; 1332 __le16 key_id; 1333 u8 sequence_number[6]; 1334 u8 mic[16]; 1335 } __packed; 1336 1337 struct ieee80211_vendor_ie { 1338 u8 element_id; 1339 u8 len; 1340 u8 oui[3]; 1341 u8 oui_type; 1342 } __packed; 1343 1344 struct ieee80211_wmm_ac_param { 1345 u8 aci_aifsn; /* AIFSN, ACM, ACI */ 1346 u8 cw; /* ECWmin, ECWmax (CW = 2^ECW - 1) */ 1347 __le16 txop_limit; 1348 } __packed; 1349 1350 struct ieee80211_wmm_param_ie { 1351 u8 element_id; /* Element ID: 221 (0xdd); */ 1352 u8 len; /* Length: 24 */ 1353 /* required fields for WMM version 1 */ 1354 u8 oui[3]; /* 00:50:f2 */ 1355 u8 oui_type; /* 2 */ 1356 u8 oui_subtype; /* 1 */ 1357 u8 version; /* 1 for WMM version 1.0 */ 1358 u8 qos_info; /* AP/STA specific QoS info */ 1359 u8 reserved; /* 0 */ 1360 /* AC_BE, AC_BK, AC_VI, AC_VO */ 1361 struct ieee80211_wmm_ac_param ac[4]; 1362 } __packed; 1363 1364 /* Control frames */ 1365 struct ieee80211_rts { 1366 __le16 frame_control; 1367 __le16 duration; 1368 u8 ra[ETH_ALEN]; 1369 u8 ta[ETH_ALEN]; 1370 } __packed __aligned(2); 1371 1372 struct ieee80211_cts { 1373 __le16 frame_control; 1374 __le16 duration; 1375 u8 ra[ETH_ALEN]; 1376 } __packed __aligned(2); 1377 1378 struct ieee80211_pspoll { 1379 __le16 frame_control; 1380 __le16 aid; 1381 u8 bssid[ETH_ALEN]; 1382 u8 ta[ETH_ALEN]; 1383 } __packed __aligned(2); 1384 1385 /* TDLS */ 1386 1387 /* Channel switch timing */ 1388 struct ieee80211_ch_switch_timing { 1389 __le16 switch_time; 1390 __le16 switch_timeout; 1391 } __packed; 1392 1393 /* Link-id information element */ 1394 struct ieee80211_tdls_lnkie { 1395 u8 ie_type; /* Link Identifier IE */ 1396 u8 ie_len; 1397 u8 bssid[ETH_ALEN]; 1398 u8 init_sta[ETH_ALEN]; 1399 u8 resp_sta[ETH_ALEN]; 1400 } __packed; 1401 1402 struct ieee80211_tdls_data { 1403 u8 da[ETH_ALEN]; 1404 u8 sa[ETH_ALEN]; 1405 __be16 ether_type; 1406 u8 payload_type; 1407 u8 category; 1408 u8 action_code; 1409 union { 1410 struct { 1411 u8 dialog_token; 1412 __le16 capability; 1413 u8 variable[0]; 1414 } __packed setup_req; 1415 struct { 1416 __le16 status_code; 1417 u8 dialog_token; 1418 __le16 capability; 1419 u8 variable[0]; 1420 } __packed setup_resp; 1421 struct { 1422 __le16 status_code; 1423 u8 dialog_token; 1424 u8 variable[0]; 1425 } __packed setup_cfm; 1426 struct { 1427 __le16 reason_code; 1428 u8 variable[0]; 1429 } __packed teardown; 1430 struct { 1431 u8 dialog_token; 1432 u8 variable[0]; 1433 } __packed discover_req; 1434 struct { 1435 u8 target_channel; 1436 u8 oper_class; 1437 u8 variable[0]; 1438 } __packed chan_switch_req; 1439 struct { 1440 __le16 status_code; 1441 u8 variable[0]; 1442 } __packed chan_switch_resp; 1443 } u; 1444 } __packed; 1445 1446 /* 1447 * Peer-to-Peer IE attribute related definitions. 1448 */ 1449 /** 1450 * enum ieee80211_p2p_attr_id - identifies type of peer-to-peer attribute. 1451 */ 1452 enum ieee80211_p2p_attr_id { 1453 IEEE80211_P2P_ATTR_STATUS = 0, 1454 IEEE80211_P2P_ATTR_MINOR_REASON, 1455 IEEE80211_P2P_ATTR_CAPABILITY, 1456 IEEE80211_P2P_ATTR_DEVICE_ID, 1457 IEEE80211_P2P_ATTR_GO_INTENT, 1458 IEEE80211_P2P_ATTR_GO_CONFIG_TIMEOUT, 1459 IEEE80211_P2P_ATTR_LISTEN_CHANNEL, 1460 IEEE80211_P2P_ATTR_GROUP_BSSID, 1461 IEEE80211_P2P_ATTR_EXT_LISTEN_TIMING, 1462 IEEE80211_P2P_ATTR_INTENDED_IFACE_ADDR, 1463 IEEE80211_P2P_ATTR_MANAGABILITY, 1464 IEEE80211_P2P_ATTR_CHANNEL_LIST, 1465 IEEE80211_P2P_ATTR_ABSENCE_NOTICE, 1466 IEEE80211_P2P_ATTR_DEVICE_INFO, 1467 IEEE80211_P2P_ATTR_GROUP_INFO, 1468 IEEE80211_P2P_ATTR_GROUP_ID, 1469 IEEE80211_P2P_ATTR_INTERFACE, 1470 IEEE80211_P2P_ATTR_OPER_CHANNEL, 1471 IEEE80211_P2P_ATTR_INVITE_FLAGS, 1472 /* 19 - 220: Reserved */ 1473 IEEE80211_P2P_ATTR_VENDOR_SPECIFIC = 221, 1474 1475 IEEE80211_P2P_ATTR_MAX 1476 }; 1477 1478 /* Notice of Absence attribute - described in P2P spec 4.1.14 */ 1479 /* Typical max value used here */ 1480 #define IEEE80211_P2P_NOA_DESC_MAX 4 1481 1482 struct ieee80211_p2p_noa_desc { 1483 u8 count; 1484 __le32 duration; 1485 __le32 interval; 1486 __le32 start_time; 1487 } __packed; 1488 1489 struct ieee80211_p2p_noa_attr { 1490 u8 index; 1491 u8 oppps_ctwindow; 1492 struct ieee80211_p2p_noa_desc desc[IEEE80211_P2P_NOA_DESC_MAX]; 1493 } __packed; 1494 1495 #define IEEE80211_P2P_OPPPS_ENABLE_BIT BIT(7) 1496 #define IEEE80211_P2P_OPPPS_CTWINDOW_MASK 0x7F 1497 1498 /** 1499 * struct ieee80211_bar - HT Block Ack Request 1500 * 1501 * This structure refers to "HT BlockAckReq" as 1502 * described in 802.11n draft section 7.2.1.7.1 1503 */ 1504 struct ieee80211_bar { 1505 __le16 frame_control; 1506 __le16 duration; 1507 __u8 ra[ETH_ALEN]; 1508 __u8 ta[ETH_ALEN]; 1509 __le16 control; 1510 __le16 start_seq_num; 1511 } __packed; 1512 1513 /* 802.11 BAR control masks */ 1514 #define IEEE80211_BAR_CTRL_ACK_POLICY_NORMAL 0x0000 1515 #define IEEE80211_BAR_CTRL_MULTI_TID 0x0002 1516 #define IEEE80211_BAR_CTRL_CBMTID_COMPRESSED_BA 0x0004 1517 #define IEEE80211_BAR_CTRL_TID_INFO_MASK 0xf000 1518 #define IEEE80211_BAR_CTRL_TID_INFO_SHIFT 12 1519 1520 #define IEEE80211_HT_MCS_MASK_LEN 10 1521 1522 /** 1523 * struct ieee80211_mcs_info - MCS information 1524 * @rx_mask: RX mask 1525 * @rx_highest: highest supported RX rate. If set represents 1526 * the highest supported RX data rate in units of 1 Mbps. 1527 * If this field is 0 this value should not be used to 1528 * consider the highest RX data rate supported. 1529 * @tx_params: TX parameters 1530 */ 1531 struct ieee80211_mcs_info { 1532 u8 rx_mask[IEEE80211_HT_MCS_MASK_LEN]; 1533 __le16 rx_highest; 1534 u8 tx_params; 1535 u8 reserved[3]; 1536 } __packed; 1537 1538 /* 802.11n HT capability MSC set */ 1539 #define IEEE80211_HT_MCS_RX_HIGHEST_MASK 0x3ff 1540 #define IEEE80211_HT_MCS_TX_DEFINED 0x01 1541 #define IEEE80211_HT_MCS_TX_RX_DIFF 0x02 1542 /* value 0 == 1 stream etc */ 1543 #define IEEE80211_HT_MCS_TX_MAX_STREAMS_MASK 0x0C 1544 #define IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT 2 1545 #define IEEE80211_HT_MCS_TX_MAX_STREAMS 4 1546 #define IEEE80211_HT_MCS_TX_UNEQUAL_MODULATION 0x10 1547 1548 /* 1549 * 802.11n D5.0 20.3.5 / 20.6 says: 1550 * - indices 0 to 7 and 32 are single spatial stream 1551 * - 8 to 31 are multiple spatial streams using equal modulation 1552 * [8..15 for two streams, 16..23 for three and 24..31 for four] 1553 * - remainder are multiple spatial streams using unequal modulation 1554 */ 1555 #define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START 33 1556 #define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START_BYTE \ 1557 (IEEE80211_HT_MCS_UNEQUAL_MODULATION_START / 8) 1558 1559 /** 1560 * struct ieee80211_ht_cap - HT capabilities 1561 * 1562 * This structure is the "HT capabilities element" as 1563 * described in 802.11n D5.0 7.3.2.57 1564 */ 1565 struct ieee80211_ht_cap { 1566 __le16 cap_info; 1567 u8 ampdu_params_info; 1568 1569 /* 16 bytes MCS information */ 1570 struct ieee80211_mcs_info mcs; 1571 1572 __le16 extended_ht_cap_info; 1573 __le32 tx_BF_cap_info; 1574 u8 antenna_selection_info; 1575 } __packed; 1576 1577 /* 802.11n HT capabilities masks (for cap_info) */ 1578 #define IEEE80211_HT_CAP_LDPC_CODING 0x0001 1579 #define IEEE80211_HT_CAP_SUP_WIDTH_20_40 0x0002 1580 #define IEEE80211_HT_CAP_SM_PS 0x000C 1581 #define IEEE80211_HT_CAP_SM_PS_SHIFT 2 1582 #define IEEE80211_HT_CAP_GRN_FLD 0x0010 1583 #define IEEE80211_HT_CAP_SGI_20 0x0020 1584 #define IEEE80211_HT_CAP_SGI_40 0x0040 1585 #define IEEE80211_HT_CAP_TX_STBC 0x0080 1586 #define IEEE80211_HT_CAP_RX_STBC 0x0300 1587 #define IEEE80211_HT_CAP_RX_STBC_SHIFT 8 1588 #define IEEE80211_HT_CAP_DELAY_BA 0x0400 1589 #define IEEE80211_HT_CAP_MAX_AMSDU 0x0800 1590 #define IEEE80211_HT_CAP_DSSSCCK40 0x1000 1591 #define IEEE80211_HT_CAP_RESERVED 0x2000 1592 #define IEEE80211_HT_CAP_40MHZ_INTOLERANT 0x4000 1593 #define IEEE80211_HT_CAP_LSIG_TXOP_PROT 0x8000 1594 1595 /* 802.11n HT extended capabilities masks (for extended_ht_cap_info) */ 1596 #define IEEE80211_HT_EXT_CAP_PCO 0x0001 1597 #define IEEE80211_HT_EXT_CAP_PCO_TIME 0x0006 1598 #define IEEE80211_HT_EXT_CAP_PCO_TIME_SHIFT 1 1599 #define IEEE80211_HT_EXT_CAP_MCS_FB 0x0300 1600 #define IEEE80211_HT_EXT_CAP_MCS_FB_SHIFT 8 1601 #define IEEE80211_HT_EXT_CAP_HTC_SUP 0x0400 1602 #define IEEE80211_HT_EXT_CAP_RD_RESPONDER 0x0800 1603 1604 /* 802.11n HT capability AMPDU settings (for ampdu_params_info) */ 1605 #define IEEE80211_HT_AMPDU_PARM_FACTOR 0x03 1606 #define IEEE80211_HT_AMPDU_PARM_DENSITY 0x1C 1607 #define IEEE80211_HT_AMPDU_PARM_DENSITY_SHIFT 2 1608 1609 /* 1610 * Maximum length of AMPDU that the STA can receive in high-throughput (HT). 1611 * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets) 1612 */ 1613 enum ieee80211_max_ampdu_length_exp { 1614 IEEE80211_HT_MAX_AMPDU_8K = 0, 1615 IEEE80211_HT_MAX_AMPDU_16K = 1, 1616 IEEE80211_HT_MAX_AMPDU_32K = 2, 1617 IEEE80211_HT_MAX_AMPDU_64K = 3 1618 }; 1619 1620 /* 1621 * Maximum length of AMPDU that the STA can receive in VHT. 1622 * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets) 1623 */ 1624 enum ieee80211_vht_max_ampdu_length_exp { 1625 IEEE80211_VHT_MAX_AMPDU_8K = 0, 1626 IEEE80211_VHT_MAX_AMPDU_16K = 1, 1627 IEEE80211_VHT_MAX_AMPDU_32K = 2, 1628 IEEE80211_VHT_MAX_AMPDU_64K = 3, 1629 IEEE80211_VHT_MAX_AMPDU_128K = 4, 1630 IEEE80211_VHT_MAX_AMPDU_256K = 5, 1631 IEEE80211_VHT_MAX_AMPDU_512K = 6, 1632 IEEE80211_VHT_MAX_AMPDU_1024K = 7 1633 }; 1634 1635 #define IEEE80211_HT_MAX_AMPDU_FACTOR 13 1636 1637 /* Minimum MPDU start spacing */ 1638 enum ieee80211_min_mpdu_spacing { 1639 IEEE80211_HT_MPDU_DENSITY_NONE = 0, /* No restriction */ 1640 IEEE80211_HT_MPDU_DENSITY_0_25 = 1, /* 1/4 usec */ 1641 IEEE80211_HT_MPDU_DENSITY_0_5 = 2, /* 1/2 usec */ 1642 IEEE80211_HT_MPDU_DENSITY_1 = 3, /* 1 usec */ 1643 IEEE80211_HT_MPDU_DENSITY_2 = 4, /* 2 usec */ 1644 IEEE80211_HT_MPDU_DENSITY_4 = 5, /* 4 usec */ 1645 IEEE80211_HT_MPDU_DENSITY_8 = 6, /* 8 usec */ 1646 IEEE80211_HT_MPDU_DENSITY_16 = 7 /* 16 usec */ 1647 }; 1648 1649 /** 1650 * struct ieee80211_ht_operation - HT operation IE 1651 * 1652 * This structure is the "HT operation element" as 1653 * described in 802.11n-2009 7.3.2.57 1654 */ 1655 struct ieee80211_ht_operation { 1656 u8 primary_chan; 1657 u8 ht_param; 1658 __le16 operation_mode; 1659 __le16 stbc_param; 1660 u8 basic_set[16]; 1661 } __packed; 1662 1663 /* for ht_param */ 1664 #define IEEE80211_HT_PARAM_CHA_SEC_OFFSET 0x03 1665 #define IEEE80211_HT_PARAM_CHA_SEC_NONE 0x00 1666 #define IEEE80211_HT_PARAM_CHA_SEC_ABOVE 0x01 1667 #define IEEE80211_HT_PARAM_CHA_SEC_BELOW 0x03 1668 #define IEEE80211_HT_PARAM_CHAN_WIDTH_ANY 0x04 1669 #define IEEE80211_HT_PARAM_RIFS_MODE 0x08 1670 1671 /* for operation_mode */ 1672 #define IEEE80211_HT_OP_MODE_PROTECTION 0x0003 1673 #define IEEE80211_HT_OP_MODE_PROTECTION_NONE 0 1674 #define IEEE80211_HT_OP_MODE_PROTECTION_NONMEMBER 1 1675 #define IEEE80211_HT_OP_MODE_PROTECTION_20MHZ 2 1676 #define IEEE80211_HT_OP_MODE_PROTECTION_NONHT_MIXED 3 1677 #define IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT 0x0004 1678 #define IEEE80211_HT_OP_MODE_NON_HT_STA_PRSNT 0x0010 1679 #define IEEE80211_HT_OP_MODE_CCFS2_SHIFT 5 1680 #define IEEE80211_HT_OP_MODE_CCFS2_MASK 0x1fe0 1681 1682 /* for stbc_param */ 1683 #define IEEE80211_HT_STBC_PARAM_DUAL_BEACON 0x0040 1684 #define IEEE80211_HT_STBC_PARAM_DUAL_CTS_PROT 0x0080 1685 #define IEEE80211_HT_STBC_PARAM_STBC_BEACON 0x0100 1686 #define IEEE80211_HT_STBC_PARAM_LSIG_TXOP_FULLPROT 0x0200 1687 #define IEEE80211_HT_STBC_PARAM_PCO_ACTIVE 0x0400 1688 #define IEEE80211_HT_STBC_PARAM_PCO_PHASE 0x0800 1689 1690 1691 /* block-ack parameters */ 1692 #define IEEE80211_ADDBA_PARAM_AMSDU_MASK 0x0001 1693 #define IEEE80211_ADDBA_PARAM_POLICY_MASK 0x0002 1694 #define IEEE80211_ADDBA_PARAM_TID_MASK 0x003C 1695 #define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFC0 1696 #define IEEE80211_DELBA_PARAM_TID_MASK 0xF000 1697 #define IEEE80211_DELBA_PARAM_INITIATOR_MASK 0x0800 1698 1699 /* 1700 * A-MPDU buffer sizes 1701 * According to HT size varies from 8 to 64 frames 1702 * HE adds the ability to have up to 256 frames. 1703 * EHT adds the ability to have up to 1K frames. 1704 */ 1705 #define IEEE80211_MIN_AMPDU_BUF 0x8 1706 #define IEEE80211_MAX_AMPDU_BUF_HT 0x40 1707 #define IEEE80211_MAX_AMPDU_BUF_HE 0x100 1708 #define IEEE80211_MAX_AMPDU_BUF_EHT 0x400 1709 1710 1711 /* Spatial Multiplexing Power Save Modes (for capability) */ 1712 #define WLAN_HT_CAP_SM_PS_STATIC 0 1713 #define WLAN_HT_CAP_SM_PS_DYNAMIC 1 1714 #define WLAN_HT_CAP_SM_PS_INVALID 2 1715 #define WLAN_HT_CAP_SM_PS_DISABLED 3 1716 1717 /* for SM power control field lower two bits */ 1718 #define WLAN_HT_SMPS_CONTROL_DISABLED 0 1719 #define WLAN_HT_SMPS_CONTROL_STATIC 1 1720 #define WLAN_HT_SMPS_CONTROL_DYNAMIC 3 1721 1722 /** 1723 * struct ieee80211_vht_mcs_info - VHT MCS information 1724 * @rx_mcs_map: RX MCS map 2 bits for each stream, total 8 streams 1725 * @rx_highest: Indicates highest long GI VHT PPDU data rate 1726 * STA can receive. Rate expressed in units of 1 Mbps. 1727 * If this field is 0 this value should not be used to 1728 * consider the highest RX data rate supported. 1729 * The top 3 bits of this field indicate the Maximum NSTS,total 1730 * (a beamformee capability.) 1731 * @tx_mcs_map: TX MCS map 2 bits for each stream, total 8 streams 1732 * @tx_highest: Indicates highest long GI VHT PPDU data rate 1733 * STA can transmit. Rate expressed in units of 1 Mbps. 1734 * If this field is 0 this value should not be used to 1735 * consider the highest TX data rate supported. 1736 * The top 2 bits of this field are reserved, the 1737 * 3rd bit from the top indiciates VHT Extended NSS BW 1738 * Capability. 1739 */ 1740 struct ieee80211_vht_mcs_info { 1741 __le16 rx_mcs_map; 1742 __le16 rx_highest; 1743 __le16 tx_mcs_map; 1744 __le16 tx_highest; 1745 } __packed; 1746 1747 /* for rx_highest */ 1748 #define IEEE80211_VHT_MAX_NSTS_TOTAL_SHIFT 13 1749 #define IEEE80211_VHT_MAX_NSTS_TOTAL_MASK (7 << IEEE80211_VHT_MAX_NSTS_TOTAL_SHIFT) 1750 1751 /* for tx_highest */ 1752 #define IEEE80211_VHT_EXT_NSS_BW_CAPABLE (1 << 13) 1753 1754 /** 1755 * enum ieee80211_vht_mcs_support - VHT MCS support definitions 1756 * @IEEE80211_VHT_MCS_SUPPORT_0_7: MCSes 0-7 are supported for the 1757 * number of streams 1758 * @IEEE80211_VHT_MCS_SUPPORT_0_8: MCSes 0-8 are supported 1759 * @IEEE80211_VHT_MCS_SUPPORT_0_9: MCSes 0-9 are supported 1760 * @IEEE80211_VHT_MCS_NOT_SUPPORTED: This number of streams isn't supported 1761 * 1762 * These definitions are used in each 2-bit subfield of the @rx_mcs_map 1763 * and @tx_mcs_map fields of &struct ieee80211_vht_mcs_info, which are 1764 * both split into 8 subfields by number of streams. These values indicate 1765 * which MCSes are supported for the number of streams the value appears 1766 * for. 1767 */ 1768 enum ieee80211_vht_mcs_support { 1769 IEEE80211_VHT_MCS_SUPPORT_0_7 = 0, 1770 IEEE80211_VHT_MCS_SUPPORT_0_8 = 1, 1771 IEEE80211_VHT_MCS_SUPPORT_0_9 = 2, 1772 IEEE80211_VHT_MCS_NOT_SUPPORTED = 3, 1773 }; 1774 1775 /** 1776 * struct ieee80211_vht_cap - VHT capabilities 1777 * 1778 * This structure is the "VHT capabilities element" as 1779 * described in 802.11ac D3.0 8.4.2.160 1780 * @vht_cap_info: VHT capability info 1781 * @supp_mcs: VHT MCS supported rates 1782 */ 1783 struct ieee80211_vht_cap { 1784 __le32 vht_cap_info; 1785 struct ieee80211_vht_mcs_info supp_mcs; 1786 } __packed; 1787 1788 /** 1789 * enum ieee80211_vht_chanwidth - VHT channel width 1790 * @IEEE80211_VHT_CHANWIDTH_USE_HT: use the HT operation IE to 1791 * determine the channel width (20 or 40 MHz) 1792 * @IEEE80211_VHT_CHANWIDTH_80MHZ: 80 MHz bandwidth 1793 * @IEEE80211_VHT_CHANWIDTH_160MHZ: 160 MHz bandwidth 1794 * @IEEE80211_VHT_CHANWIDTH_80P80MHZ: 80+80 MHz bandwidth 1795 */ 1796 enum ieee80211_vht_chanwidth { 1797 IEEE80211_VHT_CHANWIDTH_USE_HT = 0, 1798 IEEE80211_VHT_CHANWIDTH_80MHZ = 1, 1799 IEEE80211_VHT_CHANWIDTH_160MHZ = 2, 1800 IEEE80211_VHT_CHANWIDTH_80P80MHZ = 3, 1801 }; 1802 1803 /** 1804 * struct ieee80211_vht_operation - VHT operation IE 1805 * 1806 * This structure is the "VHT operation element" as 1807 * described in 802.11ac D3.0 8.4.2.161 1808 * @chan_width: Operating channel width 1809 * @center_freq_seg0_idx: center freq segment 0 index 1810 * @center_freq_seg1_idx: center freq segment 1 index 1811 * @basic_mcs_set: VHT Basic MCS rate set 1812 */ 1813 struct ieee80211_vht_operation { 1814 u8 chan_width; 1815 u8 center_freq_seg0_idx; 1816 u8 center_freq_seg1_idx; 1817 __le16 basic_mcs_set; 1818 } __packed; 1819 1820 /** 1821 * struct ieee80211_he_cap_elem - HE capabilities element 1822 * 1823 * This structure is the "HE capabilities element" fixed fields as 1824 * described in P802.11ax_D4.0 section 9.4.2.242.2 and 9.4.2.242.3 1825 */ 1826 struct ieee80211_he_cap_elem { 1827 u8 mac_cap_info[6]; 1828 u8 phy_cap_info[11]; 1829 } __packed; 1830 1831 #define IEEE80211_TX_RX_MCS_NSS_DESC_MAX_LEN 5 1832 1833 /** 1834 * enum ieee80211_he_mcs_support - HE MCS support definitions 1835 * @IEEE80211_HE_MCS_SUPPORT_0_7: MCSes 0-7 are supported for the 1836 * number of streams 1837 * @IEEE80211_HE_MCS_SUPPORT_0_9: MCSes 0-9 are supported 1838 * @IEEE80211_HE_MCS_SUPPORT_0_11: MCSes 0-11 are supported 1839 * @IEEE80211_HE_MCS_NOT_SUPPORTED: This number of streams isn't supported 1840 * 1841 * These definitions are used in each 2-bit subfield of the rx_mcs_* 1842 * and tx_mcs_* fields of &struct ieee80211_he_mcs_nss_supp, which are 1843 * both split into 8 subfields by number of streams. These values indicate 1844 * which MCSes are supported for the number of streams the value appears 1845 * for. 1846 */ 1847 enum ieee80211_he_mcs_support { 1848 IEEE80211_HE_MCS_SUPPORT_0_7 = 0, 1849 IEEE80211_HE_MCS_SUPPORT_0_9 = 1, 1850 IEEE80211_HE_MCS_SUPPORT_0_11 = 2, 1851 IEEE80211_HE_MCS_NOT_SUPPORTED = 3, 1852 }; 1853 1854 /** 1855 * struct ieee80211_he_mcs_nss_supp - HE Tx/Rx HE MCS NSS Support Field 1856 * 1857 * This structure holds the data required for the Tx/Rx HE MCS NSS Support Field 1858 * described in P802.11ax_D2.0 section 9.4.2.237.4 1859 * 1860 * @rx_mcs_80: Rx MCS map 2 bits for each stream, total 8 streams, for channel 1861 * widths less than 80MHz. 1862 * @tx_mcs_80: Tx MCS map 2 bits for each stream, total 8 streams, for channel 1863 * widths less than 80MHz. 1864 * @rx_mcs_160: Rx MCS map 2 bits for each stream, total 8 streams, for channel 1865 * width 160MHz. 1866 * @tx_mcs_160: Tx MCS map 2 bits for each stream, total 8 streams, for channel 1867 * width 160MHz. 1868 * @rx_mcs_80p80: Rx MCS map 2 bits for each stream, total 8 streams, for 1869 * channel width 80p80MHz. 1870 * @tx_mcs_80p80: Tx MCS map 2 bits for each stream, total 8 streams, for 1871 * channel width 80p80MHz. 1872 */ 1873 struct ieee80211_he_mcs_nss_supp { 1874 __le16 rx_mcs_80; 1875 __le16 tx_mcs_80; 1876 __le16 rx_mcs_160; 1877 __le16 tx_mcs_160; 1878 __le16 rx_mcs_80p80; 1879 __le16 tx_mcs_80p80; 1880 } __packed; 1881 1882 /** 1883 * struct ieee80211_he_operation - HE capabilities element 1884 * 1885 * This structure is the "HE operation element" fields as 1886 * described in P802.11ax_D4.0 section 9.4.2.243 1887 */ 1888 struct ieee80211_he_operation { 1889 __le32 he_oper_params; 1890 __le16 he_mcs_nss_set; 1891 /* Optional 0,1,3,4,5,7 or 8 bytes: depends on @he_oper_params */ 1892 u8 optional[]; 1893 } __packed; 1894 1895 /** 1896 * struct ieee80211_he_spr - HE spatial reuse element 1897 * 1898 * This structure is the "HE spatial reuse element" element as 1899 * described in P802.11ax_D4.0 section 9.4.2.241 1900 */ 1901 struct ieee80211_he_spr { 1902 u8 he_sr_control; 1903 /* Optional 0 to 19 bytes: depends on @he_sr_control */ 1904 u8 optional[]; 1905 } __packed; 1906 1907 /** 1908 * struct ieee80211_he_mu_edca_param_ac_rec - MU AC Parameter Record field 1909 * 1910 * This structure is the "MU AC Parameter Record" fields as 1911 * described in P802.11ax_D4.0 section 9.4.2.245 1912 */ 1913 struct ieee80211_he_mu_edca_param_ac_rec { 1914 u8 aifsn; 1915 u8 ecw_min_max; 1916 u8 mu_edca_timer; 1917 } __packed; 1918 1919 /** 1920 * struct ieee80211_mu_edca_param_set - MU EDCA Parameter Set element 1921 * 1922 * This structure is the "MU EDCA Parameter Set element" fields as 1923 * described in P802.11ax_D4.0 section 9.4.2.245 1924 */ 1925 struct ieee80211_mu_edca_param_set { 1926 u8 mu_qos_info; 1927 struct ieee80211_he_mu_edca_param_ac_rec ac_be; 1928 struct ieee80211_he_mu_edca_param_ac_rec ac_bk; 1929 struct ieee80211_he_mu_edca_param_ac_rec ac_vi; 1930 struct ieee80211_he_mu_edca_param_ac_rec ac_vo; 1931 } __packed; 1932 1933 #define IEEE80211_EHT_MCS_NSS_RX 0x0f 1934 #define IEEE80211_EHT_MCS_NSS_TX 0xf0 1935 1936 /** 1937 * struct ieee80211_eht_mcs_nss_supp_20mhz_only - EHT 20MHz only station max 1938 * supported NSS for per MCS. 1939 * 1940 * For each field below, bits 0 - 3 indicate the maximal number of spatial 1941 * streams for Rx, and bits 4 - 7 indicate the maximal number of spatial streams 1942 * for Tx. 1943 * 1944 * @rx_tx_mcs7_max_nss: indicates the maximum number of spatial streams 1945 * supported for reception and the maximum number of spatial streams 1946 * supported for transmission for MCS 0 - 7. 1947 * @rx_tx_mcs9_max_nss: indicates the maximum number of spatial streams 1948 * supported for reception and the maximum number of spatial streams 1949 * supported for transmission for MCS 8 - 9. 1950 * @rx_tx_mcs11_max_nss: indicates the maximum number of spatial streams 1951 * supported for reception and the maximum number of spatial streams 1952 * supported for transmission for MCS 10 - 11. 1953 * @rx_tx_mcs13_max_nss: indicates the maximum number of spatial streams 1954 * supported for reception and the maximum number of spatial streams 1955 * supported for transmission for MCS 12 - 13. 1956 */ 1957 struct ieee80211_eht_mcs_nss_supp_20mhz_only { 1958 u8 rx_tx_mcs7_max_nss; 1959 u8 rx_tx_mcs9_max_nss; 1960 u8 rx_tx_mcs11_max_nss; 1961 u8 rx_tx_mcs13_max_nss; 1962 }; 1963 1964 /** 1965 * struct ieee80211_eht_mcs_nss_supp_bw - EHT max supported NSS per MCS (except 1966 * 20MHz only stations). 1967 * 1968 * For each field below, bits 0 - 3 indicate the maximal number of spatial 1969 * streams for Rx, and bits 4 - 7 indicate the maximal number of spatial streams 1970 * for Tx. 1971 * 1972 * @rx_tx_mcs9_max_nss: indicates the maximum number of spatial streams 1973 * supported for reception and the maximum number of spatial streams 1974 * supported for transmission for MCS 0 - 9. 1975 * @rx_tx_mcs11_max_nss: indicates the maximum number of spatial streams 1976 * supported for reception and the maximum number of spatial streams 1977 * supported for transmission for MCS 10 - 11. 1978 * @rx_tx_mcs13_max_nss: indicates the maximum number of spatial streams 1979 * supported for reception and the maximum number of spatial streams 1980 * supported for transmission for MCS 12 - 13. 1981 */ 1982 struct ieee80211_eht_mcs_nss_supp_bw { 1983 u8 rx_tx_mcs9_max_nss; 1984 u8 rx_tx_mcs11_max_nss; 1985 u8 rx_tx_mcs13_max_nss; 1986 }; 1987 1988 /** 1989 * struct ieee80211_eht_cap_elem_fixed - EHT capabilities fixed data 1990 * 1991 * This structure is the "EHT Capabilities element" fixed fields as 1992 * described in P802.11be_D1.4 section 9.4.2.313. 1993 * 1994 * @mac_cap_info: MAC capabilities, see IEEE80211_EHT_MAC_CAP* 1995 * @phy_cap_info: PHY capabilities, see IEEE80211_EHT_PHY_CAP* 1996 */ 1997 struct ieee80211_eht_cap_elem_fixed { 1998 u8 mac_cap_info[2]; 1999 u8 phy_cap_info[9]; 2000 } __packed; 2001 2002 /** 2003 * struct ieee80211_eht_cap_elem - EHT capabilities element 2004 * @fixed: fixed parts, see &ieee80211_eht_cap_elem_fixed 2005 * @optional: optional parts 2006 */ 2007 struct ieee80211_eht_cap_elem { 2008 struct ieee80211_eht_cap_elem_fixed fixed; 2009 2010 /* 2011 * Followed by: 2012 * Supported EHT-MCS And NSS Set field: 4, 3, 6 or 9 octets. 2013 * EHT PPE Thresholds field: variable length. 2014 */ 2015 u8 optional[]; 2016 } __packed; 2017 2018 /** 2019 * struct ieee80211_eht_operation - eht operation element 2020 * 2021 * This structure is the "EHT Operation Element" fields as 2022 * described in P802.11be_D1.4 section 9.4.2.311 2023 * 2024 * FIXME: The spec is unclear how big the fields are, and doesn't 2025 * indicate the "Disabled Subchannel Bitmap Present" in the 2026 * structure (Figure 9-1002a) at all ... 2027 */ 2028 struct ieee80211_eht_operation { 2029 u8 chan_width; 2030 u8 ccfs; 2031 u8 present_bm; 2032 2033 u8 disable_subchannel_bitmap[]; 2034 } __packed; 2035 2036 #define IEEE80211_EHT_OPER_DISABLED_SUBCHANNEL_BITMAP_PRESENT 0x1 2037 2038 /* 802.11ac VHT Capabilities */ 2039 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895 0x00000000 2040 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991 0x00000001 2041 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454 0x00000002 2042 #define IEEE80211_VHT_CAP_MAX_MPDU_MASK 0x00000003 2043 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ 0x00000004 2044 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ 0x00000008 2045 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_MASK 0x0000000C 2046 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_SHIFT 2 2047 #define IEEE80211_VHT_CAP_RXLDPC 0x00000010 2048 #define IEEE80211_VHT_CAP_SHORT_GI_80 0x00000020 2049 #define IEEE80211_VHT_CAP_SHORT_GI_160 0x00000040 2050 #define IEEE80211_VHT_CAP_TXSTBC 0x00000080 2051 #define IEEE80211_VHT_CAP_RXSTBC_1 0x00000100 2052 #define IEEE80211_VHT_CAP_RXSTBC_2 0x00000200 2053 #define IEEE80211_VHT_CAP_RXSTBC_3 0x00000300 2054 #define IEEE80211_VHT_CAP_RXSTBC_4 0x00000400 2055 #define IEEE80211_VHT_CAP_RXSTBC_MASK 0x00000700 2056 #define IEEE80211_VHT_CAP_RXSTBC_SHIFT 8 2057 #define IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE 0x00000800 2058 #define IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE 0x00001000 2059 #define IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT 13 2060 #define IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK \ 2061 (7 << IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT) 2062 #define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT 16 2063 #define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK \ 2064 (7 << IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT) 2065 #define IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE 0x00080000 2066 #define IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE 0x00100000 2067 #define IEEE80211_VHT_CAP_VHT_TXOP_PS 0x00200000 2068 #define IEEE80211_VHT_CAP_HTC_VHT 0x00400000 2069 #define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT 23 2070 #define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK \ 2071 (7 << IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT) 2072 #define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_UNSOL_MFB 0x08000000 2073 #define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB 0x0c000000 2074 #define IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN 0x10000000 2075 #define IEEE80211_VHT_CAP_TX_ANTENNA_PATTERN 0x20000000 2076 #define IEEE80211_VHT_CAP_EXT_NSS_BW_SHIFT 30 2077 #define IEEE80211_VHT_CAP_EXT_NSS_BW_MASK 0xc0000000 2078 2079 /** 2080 * ieee80211_get_vht_max_nss - return max NSS for a given bandwidth/MCS 2081 * @cap: VHT capabilities of the peer 2082 * @bw: bandwidth to use 2083 * @mcs: MCS index to use 2084 * @ext_nss_bw_capable: indicates whether or not the local transmitter 2085 * (rate scaling algorithm) can deal with the new logic 2086 * (dot11VHTExtendedNSSBWCapable) 2087 * @max_vht_nss: current maximum NSS as advertised by the STA in 2088 * operating mode notification, can be 0 in which case the 2089 * capability data will be used to derive this (from MCS support) 2090 * 2091 * Due to the VHT Extended NSS Bandwidth Support, the maximum NSS can 2092 * vary for a given BW/MCS. This function parses the data. 2093 * 2094 * Note: This function is exported by cfg80211. 2095 */ 2096 int ieee80211_get_vht_max_nss(struct ieee80211_vht_cap *cap, 2097 enum ieee80211_vht_chanwidth bw, 2098 int mcs, bool ext_nss_bw_capable, 2099 unsigned int max_vht_nss); 2100 2101 /** 2102 * enum ieee80211_ap_reg_power - regulatory power for a Access Point 2103 * 2104 * @IEEE80211_REG_UNSET_AP: Access Point has no regulatory power mode 2105 * @IEEE80211_REG_LPI: Indoor Access Point 2106 * @IEEE80211_REG_SP: Standard power Access Point 2107 * @IEEE80211_REG_VLP: Very low power Access Point 2108 * @IEEE80211_REG_AP_POWER_AFTER_LAST: internal 2109 * @IEEE80211_REG_AP_POWER_MAX: maximum value 2110 */ 2111 enum ieee80211_ap_reg_power { 2112 IEEE80211_REG_UNSET_AP, 2113 IEEE80211_REG_LPI_AP, 2114 IEEE80211_REG_SP_AP, 2115 IEEE80211_REG_VLP_AP, 2116 IEEE80211_REG_AP_POWER_AFTER_LAST, 2117 IEEE80211_REG_AP_POWER_MAX = 2118 IEEE80211_REG_AP_POWER_AFTER_LAST - 1, 2119 }; 2120 2121 /** 2122 * enum ieee80211_client_reg_power - regulatory power for a client 2123 * 2124 * @IEEE80211_REG_UNSET_CLIENT: Client has no regulatory power mode 2125 * @IEEE80211_REG_DEFAULT_CLIENT: Default Client 2126 * @IEEE80211_REG_SUBORDINATE_CLIENT: Subordinate Client 2127 * @IEEE80211_REG_CLIENT_POWER_AFTER_LAST: internal 2128 * @IEEE80211_REG_CLIENT_POWER_MAX: maximum value 2129 */ 2130 enum ieee80211_client_reg_power { 2131 IEEE80211_REG_UNSET_CLIENT, 2132 IEEE80211_REG_DEFAULT_CLIENT, 2133 IEEE80211_REG_SUBORDINATE_CLIENT, 2134 IEEE80211_REG_CLIENT_POWER_AFTER_LAST, 2135 IEEE80211_REG_CLIENT_POWER_MAX = 2136 IEEE80211_REG_CLIENT_POWER_AFTER_LAST - 1, 2137 }; 2138 2139 /* 802.11ax HE MAC capabilities */ 2140 #define IEEE80211_HE_MAC_CAP0_HTC_HE 0x01 2141 #define IEEE80211_HE_MAC_CAP0_TWT_REQ 0x02 2142 #define IEEE80211_HE_MAC_CAP0_TWT_RES 0x04 2143 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_NOT_SUPP 0x00 2144 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_1 0x08 2145 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_2 0x10 2146 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_3 0x18 2147 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_MASK 0x18 2148 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_1 0x00 2149 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_2 0x20 2150 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_4 0x40 2151 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_8 0x60 2152 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_16 0x80 2153 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_32 0xa0 2154 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_64 0xc0 2155 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_UNLIMITED 0xe0 2156 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_MASK 0xe0 2157 2158 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_UNLIMITED 0x00 2159 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_128 0x01 2160 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_256 0x02 2161 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_512 0x03 2162 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_MASK 0x03 2163 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_0US 0x00 2164 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_8US 0x04 2165 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_16US 0x08 2166 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_MASK 0x0c 2167 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_1 0x00 2168 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_2 0x10 2169 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_3 0x20 2170 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_4 0x30 2171 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_5 0x40 2172 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_6 0x50 2173 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_7 0x60 2174 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_8 0x70 2175 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_MASK 0x70 2176 2177 /* Link adaptation is split between byte HE_MAC_CAP1 and 2178 * HE_MAC_CAP2. It should be set only if IEEE80211_HE_MAC_CAP0_HTC_HE 2179 * in which case the following values apply: 2180 * 0 = No feedback. 2181 * 1 = reserved. 2182 * 2 = Unsolicited feedback. 2183 * 3 = both 2184 */ 2185 #define IEEE80211_HE_MAC_CAP1_LINK_ADAPTATION 0x80 2186 2187 #define IEEE80211_HE_MAC_CAP2_LINK_ADAPTATION 0x01 2188 #define IEEE80211_HE_MAC_CAP2_ALL_ACK 0x02 2189 #define IEEE80211_HE_MAC_CAP2_TRS 0x04 2190 #define IEEE80211_HE_MAC_CAP2_BSR 0x08 2191 #define IEEE80211_HE_MAC_CAP2_BCAST_TWT 0x10 2192 #define IEEE80211_HE_MAC_CAP2_32BIT_BA_BITMAP 0x20 2193 #define IEEE80211_HE_MAC_CAP2_MU_CASCADING 0x40 2194 #define IEEE80211_HE_MAC_CAP2_ACK_EN 0x80 2195 2196 #define IEEE80211_HE_MAC_CAP3_OMI_CONTROL 0x02 2197 #define IEEE80211_HE_MAC_CAP3_OFDMA_RA 0x04 2198 2199 /* The maximum length of an A-MDPU is defined by the combination of the Maximum 2200 * A-MDPU Length Exponent field in the HT capabilities, VHT capabilities and the 2201 * same field in the HE capabilities. 2202 */ 2203 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_0 0x00 2204 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_1 0x08 2205 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_2 0x10 2206 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_3 0x18 2207 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_MASK 0x18 2208 #define IEEE80211_HE_MAC_CAP3_AMSDU_FRAG 0x20 2209 #define IEEE80211_HE_MAC_CAP3_FLEX_TWT_SCHED 0x40 2210 #define IEEE80211_HE_MAC_CAP3_RX_CTRL_FRAME_TO_MULTIBSS 0x80 2211 2212 #define IEEE80211_HE_MAC_CAP4_BSRP_BQRP_A_MPDU_AGG 0x01 2213 #define IEEE80211_HE_MAC_CAP4_QTP 0x02 2214 #define IEEE80211_HE_MAC_CAP4_BQR 0x04 2215 #define IEEE80211_HE_MAC_CAP4_PSR_RESP 0x08 2216 #define IEEE80211_HE_MAC_CAP4_NDP_FB_REP 0x10 2217 #define IEEE80211_HE_MAC_CAP4_OPS 0x20 2218 #define IEEE80211_HE_MAC_CAP4_AMSDU_IN_AMPDU 0x40 2219 /* Multi TID agg TX is split between byte #4 and #5 2220 * The value is a combination of B39,B40,B41 2221 */ 2222 #define IEEE80211_HE_MAC_CAP4_MULTI_TID_AGG_TX_QOS_B39 0x80 2223 2224 #define IEEE80211_HE_MAC_CAP5_MULTI_TID_AGG_TX_QOS_B40 0x01 2225 #define IEEE80211_HE_MAC_CAP5_MULTI_TID_AGG_TX_QOS_B41 0x02 2226 #define IEEE80211_HE_MAC_CAP5_SUBCHAN_SELECTIVE_TRANSMISSION 0x04 2227 #define IEEE80211_HE_MAC_CAP5_UL_2x996_TONE_RU 0x08 2228 #define IEEE80211_HE_MAC_CAP5_OM_CTRL_UL_MU_DATA_DIS_RX 0x10 2229 #define IEEE80211_HE_MAC_CAP5_HE_DYNAMIC_SM_PS 0x20 2230 #define IEEE80211_HE_MAC_CAP5_PUNCTURED_SOUNDING 0x40 2231 #define IEEE80211_HE_MAC_CAP5_HT_VHT_TRIG_FRAME_RX 0x80 2232 2233 #define IEEE80211_HE_VHT_MAX_AMPDU_FACTOR 20 2234 #define IEEE80211_HE_HT_MAX_AMPDU_FACTOR 16 2235 #define IEEE80211_HE_6GHZ_MAX_AMPDU_FACTOR 13 2236 2237 /* 802.11ax HE PHY capabilities */ 2238 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G 0x02 2239 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G 0x04 2240 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G 0x08 2241 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G 0x10 2242 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_MASK_ALL 0x1e 2243 2244 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_2G 0x20 2245 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_5G 0x40 2246 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_MASK 0xfe 2247 2248 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_80MHZ_ONLY_SECOND_20MHZ 0x01 2249 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_80MHZ_ONLY_SECOND_40MHZ 0x02 2250 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_160MHZ_ONLY_SECOND_20MHZ 0x04 2251 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_160MHZ_ONLY_SECOND_40MHZ 0x08 2252 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_MASK 0x0f 2253 #define IEEE80211_HE_PHY_CAP1_DEVICE_CLASS_A 0x10 2254 #define IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD 0x20 2255 #define IEEE80211_HE_PHY_CAP1_HE_LTF_AND_GI_FOR_HE_PPDUS_0_8US 0x40 2256 /* Midamble RX/TX Max NSTS is split between byte #2 and byte #3 */ 2257 #define IEEE80211_HE_PHY_CAP1_MIDAMBLE_RX_TX_MAX_NSTS 0x80 2258 2259 #define IEEE80211_HE_PHY_CAP2_MIDAMBLE_RX_TX_MAX_NSTS 0x01 2260 #define IEEE80211_HE_PHY_CAP2_NDP_4x_LTF_AND_3_2US 0x02 2261 #define IEEE80211_HE_PHY_CAP2_STBC_TX_UNDER_80MHZ 0x04 2262 #define IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ 0x08 2263 #define IEEE80211_HE_PHY_CAP2_DOPPLER_TX 0x10 2264 #define IEEE80211_HE_PHY_CAP2_DOPPLER_RX 0x20 2265 2266 /* Note that the meaning of UL MU below is different between an AP and a non-AP 2267 * sta, where in the AP case it indicates support for Rx and in the non-AP sta 2268 * case it indicates support for Tx. 2269 */ 2270 #define IEEE80211_HE_PHY_CAP2_UL_MU_FULL_MU_MIMO 0x40 2271 #define IEEE80211_HE_PHY_CAP2_UL_MU_PARTIAL_MU_MIMO 0x80 2272 2273 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_NO_DCM 0x00 2274 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_BPSK 0x01 2275 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_QPSK 0x02 2276 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_16_QAM 0x03 2277 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_MASK 0x03 2278 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_TX_NSS_1 0x00 2279 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_TX_NSS_2 0x04 2280 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_NO_DCM 0x00 2281 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_BPSK 0x08 2282 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_QPSK 0x10 2283 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_16_QAM 0x18 2284 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_MASK 0x18 2285 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_RX_NSS_1 0x00 2286 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_RX_NSS_2 0x20 2287 #define IEEE80211_HE_PHY_CAP3_RX_PARTIAL_BW_SU_IN_20MHZ_MU 0x40 2288 #define IEEE80211_HE_PHY_CAP3_SU_BEAMFORMER 0x80 2289 2290 #define IEEE80211_HE_PHY_CAP4_SU_BEAMFORMEE 0x01 2291 #define IEEE80211_HE_PHY_CAP4_MU_BEAMFORMER 0x02 2292 2293 /* Minimal allowed value of Max STS under 80MHz is 3 */ 2294 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_4 0x0c 2295 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_5 0x10 2296 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_6 0x14 2297 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_7 0x18 2298 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_8 0x1c 2299 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_MASK 0x1c 2300 2301 /* Minimal allowed value of Max STS above 80MHz is 3 */ 2302 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_4 0x60 2303 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_5 0x80 2304 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_6 0xa0 2305 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_7 0xc0 2306 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_8 0xe0 2307 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_MASK 0xe0 2308 2309 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_1 0x00 2310 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_2 0x01 2311 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_3 0x02 2312 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_4 0x03 2313 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_5 0x04 2314 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_6 0x05 2315 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_7 0x06 2316 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_8 0x07 2317 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK 0x07 2318 2319 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_1 0x00 2320 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_2 0x08 2321 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_3 0x10 2322 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_4 0x18 2323 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_5 0x20 2324 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_6 0x28 2325 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_7 0x30 2326 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_8 0x38 2327 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_MASK 0x38 2328 2329 #define IEEE80211_HE_PHY_CAP5_NG16_SU_FEEDBACK 0x40 2330 #define IEEE80211_HE_PHY_CAP5_NG16_MU_FEEDBACK 0x80 2331 2332 #define IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_42_SU 0x01 2333 #define IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_75_MU 0x02 2334 #define IEEE80211_HE_PHY_CAP6_TRIG_SU_BEAMFORMING_FB 0x04 2335 #define IEEE80211_HE_PHY_CAP6_TRIG_MU_BEAMFORMING_PARTIAL_BW_FB 0x08 2336 #define IEEE80211_HE_PHY_CAP6_TRIG_CQI_FB 0x10 2337 #define IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE 0x20 2338 #define IEEE80211_HE_PHY_CAP6_PARTIAL_BANDWIDTH_DL_MUMIMO 0x40 2339 #define IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT 0x80 2340 2341 #define IEEE80211_HE_PHY_CAP7_PSR_BASED_SR 0x01 2342 #define IEEE80211_HE_PHY_CAP7_POWER_BOOST_FACTOR_SUPP 0x02 2343 #define IEEE80211_HE_PHY_CAP7_HE_SU_MU_PPDU_4XLTF_AND_08_US_GI 0x04 2344 #define IEEE80211_HE_PHY_CAP7_MAX_NC_1 0x08 2345 #define IEEE80211_HE_PHY_CAP7_MAX_NC_2 0x10 2346 #define IEEE80211_HE_PHY_CAP7_MAX_NC_3 0x18 2347 #define IEEE80211_HE_PHY_CAP7_MAX_NC_4 0x20 2348 #define IEEE80211_HE_PHY_CAP7_MAX_NC_5 0x28 2349 #define IEEE80211_HE_PHY_CAP7_MAX_NC_6 0x30 2350 #define IEEE80211_HE_PHY_CAP7_MAX_NC_7 0x38 2351 #define IEEE80211_HE_PHY_CAP7_MAX_NC_MASK 0x38 2352 #define IEEE80211_HE_PHY_CAP7_STBC_TX_ABOVE_80MHZ 0x40 2353 #define IEEE80211_HE_PHY_CAP7_STBC_RX_ABOVE_80MHZ 0x80 2354 2355 #define IEEE80211_HE_PHY_CAP8_HE_ER_SU_PPDU_4XLTF_AND_08_US_GI 0x01 2356 #define IEEE80211_HE_PHY_CAP8_20MHZ_IN_40MHZ_HE_PPDU_IN_2G 0x02 2357 #define IEEE80211_HE_PHY_CAP8_20MHZ_IN_160MHZ_HE_PPDU 0x04 2358 #define IEEE80211_HE_PHY_CAP8_80MHZ_IN_160MHZ_HE_PPDU 0x08 2359 #define IEEE80211_HE_PHY_CAP8_HE_ER_SU_1XLTF_AND_08_US_GI 0x10 2360 #define IEEE80211_HE_PHY_CAP8_MIDAMBLE_RX_TX_2X_AND_1XLTF 0x20 2361 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_242 0x00 2362 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_484 0x40 2363 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_996 0x80 2364 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_2x996 0xc0 2365 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_MASK 0xc0 2366 2367 #define IEEE80211_HE_PHY_CAP9_LONGER_THAN_16_SIGB_OFDM_SYM 0x01 2368 #define IEEE80211_HE_PHY_CAP9_NON_TRIGGERED_CQI_FEEDBACK 0x02 2369 #define IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU 0x04 2370 #define IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU 0x08 2371 #define IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_COMP_SIGB 0x10 2372 #define IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_NON_COMP_SIGB 0x20 2373 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_0US 0x0 2374 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_8US 0x1 2375 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_16US 0x2 2376 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_RESERVED 0x3 2377 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_POS 6 2378 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_MASK 0xc0 2379 2380 #define IEEE80211_HE_PHY_CAP10_HE_MU_M1RU_MAX_LTF 0x01 2381 2382 /* 802.11ax HE TX/RX MCS NSS Support */ 2383 #define IEEE80211_TX_RX_MCS_NSS_SUPP_HIGHEST_MCS_POS (3) 2384 #define IEEE80211_TX_RX_MCS_NSS_SUPP_TX_BITMAP_POS (6) 2385 #define IEEE80211_TX_RX_MCS_NSS_SUPP_RX_BITMAP_POS (11) 2386 #define IEEE80211_TX_RX_MCS_NSS_SUPP_TX_BITMAP_MASK 0x07c0 2387 #define IEEE80211_TX_RX_MCS_NSS_SUPP_RX_BITMAP_MASK 0xf800 2388 2389 /* TX/RX HE MCS Support field Highest MCS subfield encoding */ 2390 enum ieee80211_he_highest_mcs_supported_subfield_enc { 2391 HIGHEST_MCS_SUPPORTED_MCS7 = 0, 2392 HIGHEST_MCS_SUPPORTED_MCS8, 2393 HIGHEST_MCS_SUPPORTED_MCS9, 2394 HIGHEST_MCS_SUPPORTED_MCS10, 2395 HIGHEST_MCS_SUPPORTED_MCS11, 2396 }; 2397 2398 /* Calculate 802.11ax HE capabilities IE Tx/Rx HE MCS NSS Support Field size */ 2399 static inline u8 2400 ieee80211_he_mcs_nss_size(const struct ieee80211_he_cap_elem *he_cap) 2401 { 2402 u8 count = 4; 2403 2404 if (he_cap->phy_cap_info[0] & 2405 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G) 2406 count += 4; 2407 2408 if (he_cap->phy_cap_info[0] & 2409 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G) 2410 count += 4; 2411 2412 return count; 2413 } 2414 2415 /* 802.11ax HE PPE Thresholds */ 2416 #define IEEE80211_PPE_THRES_NSS_SUPPORT_2NSS (1) 2417 #define IEEE80211_PPE_THRES_NSS_POS (0) 2418 #define IEEE80211_PPE_THRES_NSS_MASK (7) 2419 #define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_2x966_AND_966_RU \ 2420 (BIT(5) | BIT(6)) 2421 #define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK 0x78 2422 #define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_POS (3) 2423 #define IEEE80211_PPE_THRES_INFO_PPET_SIZE (3) 2424 #define IEEE80211_HE_PPE_THRES_INFO_HEADER_SIZE (7) 2425 2426 /* 2427 * Calculate 802.11ax HE capabilities IE PPE field size 2428 * Input: Header byte of ppe_thres (first byte), and HE capa IE's PHY cap u8* 2429 */ 2430 static inline u8 2431 ieee80211_he_ppe_size(u8 ppe_thres_hdr, const u8 *phy_cap_info) 2432 { 2433 u8 n; 2434 2435 if ((phy_cap_info[6] & 2436 IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) == 0) 2437 return 0; 2438 2439 n = hweight8(ppe_thres_hdr & 2440 IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK); 2441 n *= (1 + ((ppe_thres_hdr & IEEE80211_PPE_THRES_NSS_MASK) >> 2442 IEEE80211_PPE_THRES_NSS_POS)); 2443 2444 /* 2445 * Each pair is 6 bits, and we need to add the 7 "header" bits to the 2446 * total size. 2447 */ 2448 n = (n * IEEE80211_PPE_THRES_INFO_PPET_SIZE * 2) + 7; 2449 n = DIV_ROUND_UP(n, 8); 2450 2451 return n; 2452 } 2453 2454 static inline bool ieee80211_he_capa_size_ok(const u8 *data, u8 len) 2455 { 2456 const struct ieee80211_he_cap_elem *he_cap_ie_elem = (const void *)data; 2457 u8 needed = sizeof(*he_cap_ie_elem); 2458 2459 if (len < needed) 2460 return false; 2461 2462 needed += ieee80211_he_mcs_nss_size(he_cap_ie_elem); 2463 if (len < needed) 2464 return false; 2465 2466 if (he_cap_ie_elem->phy_cap_info[6] & 2467 IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) { 2468 if (len < needed + 1) 2469 return false; 2470 needed += ieee80211_he_ppe_size(data[needed], 2471 he_cap_ie_elem->phy_cap_info); 2472 } 2473 2474 return len >= needed; 2475 } 2476 2477 /* HE Operation defines */ 2478 #define IEEE80211_HE_OPERATION_DFLT_PE_DURATION_MASK 0x00000007 2479 #define IEEE80211_HE_OPERATION_TWT_REQUIRED 0x00000008 2480 #define IEEE80211_HE_OPERATION_RTS_THRESHOLD_MASK 0x00003ff0 2481 #define IEEE80211_HE_OPERATION_RTS_THRESHOLD_OFFSET 4 2482 #define IEEE80211_HE_OPERATION_VHT_OPER_INFO 0x00004000 2483 #define IEEE80211_HE_OPERATION_CO_HOSTED_BSS 0x00008000 2484 #define IEEE80211_HE_OPERATION_ER_SU_DISABLE 0x00010000 2485 #define IEEE80211_HE_OPERATION_6GHZ_OP_INFO 0x00020000 2486 #define IEEE80211_HE_OPERATION_BSS_COLOR_MASK 0x3f000000 2487 #define IEEE80211_HE_OPERATION_BSS_COLOR_OFFSET 24 2488 #define IEEE80211_HE_OPERATION_PARTIAL_BSS_COLOR 0x40000000 2489 #define IEEE80211_HE_OPERATION_BSS_COLOR_DISABLED 0x80000000 2490 2491 #define IEEE80211_6GHZ_CTRL_REG_LPI_AP 0 2492 #define IEEE80211_6GHZ_CTRL_REG_SP_AP 1 2493 2494 /** 2495 * ieee80211_he_6ghz_oper - HE 6 GHz operation Information field 2496 * @primary: primary channel 2497 * @control: control flags 2498 * @ccfs0: channel center frequency segment 0 2499 * @ccfs1: channel center frequency segment 1 2500 * @minrate: minimum rate (in 1 Mbps units) 2501 */ 2502 struct ieee80211_he_6ghz_oper { 2503 u8 primary; 2504 #define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH 0x3 2505 #define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_20MHZ 0 2506 #define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_40MHZ 1 2507 #define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_80MHZ 2 2508 #define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_160MHZ 3 2509 #define IEEE80211_HE_6GHZ_OPER_CTRL_DUP_BEACON 0x4 2510 #define IEEE80211_HE_6GHZ_OPER_CTRL_REG_INFO 0x38 2511 u8 control; 2512 u8 ccfs0; 2513 u8 ccfs1; 2514 u8 minrate; 2515 } __packed; 2516 2517 /* 2518 * In "9.4.2.161 Transmit Power Envelope element" of "IEEE Std 802.11ax-2021", 2519 * it show four types in "Table 9-275a-Maximum Transmit Power Interpretation 2520 * subfield encoding", and two category for each type in "Table E-12-Regulatory 2521 * Info subfield encoding in the United States". 2522 * So it it totally max 8 Transmit Power Envelope element. 2523 */ 2524 #define IEEE80211_TPE_MAX_IE_COUNT 8 2525 /* 2526 * In "Table 9-277—Meaning of Maximum Transmit Power Count subfield" 2527 * of "IEEE Std 802.11ax™‐2021", the max power level is 8. 2528 */ 2529 #define IEEE80211_MAX_NUM_PWR_LEVEL 8 2530 2531 #define IEEE80211_TPE_MAX_POWER_COUNT 8 2532 2533 /* transmit power interpretation type of transmit power envelope element */ 2534 enum ieee80211_tx_power_intrpt_type { 2535 IEEE80211_TPE_LOCAL_EIRP, 2536 IEEE80211_TPE_LOCAL_EIRP_PSD, 2537 IEEE80211_TPE_REG_CLIENT_EIRP, 2538 IEEE80211_TPE_REG_CLIENT_EIRP_PSD, 2539 }; 2540 2541 /** 2542 * struct ieee80211_tx_pwr_env 2543 * 2544 * This structure represents the "Transmit Power Envelope element" 2545 */ 2546 struct ieee80211_tx_pwr_env { 2547 u8 tx_power_info; 2548 s8 tx_power[IEEE80211_TPE_MAX_POWER_COUNT]; 2549 } __packed; 2550 2551 #define IEEE80211_TX_PWR_ENV_INFO_COUNT 0x7 2552 #define IEEE80211_TX_PWR_ENV_INFO_INTERPRET 0x38 2553 #define IEEE80211_TX_PWR_ENV_INFO_CATEGORY 0xC0 2554 2555 /* 2556 * ieee80211_he_oper_size - calculate 802.11ax HE Operations IE size 2557 * @he_oper_ie: byte data of the He Operations IE, stating from the byte 2558 * after the ext ID byte. It is assumed that he_oper_ie has at least 2559 * sizeof(struct ieee80211_he_operation) bytes, the caller must have 2560 * validated this. 2561 * @return the actual size of the IE data (not including header), or 0 on error 2562 */ 2563 static inline u8 2564 ieee80211_he_oper_size(const u8 *he_oper_ie) 2565 { 2566 const struct ieee80211_he_operation *he_oper = (const void *)he_oper_ie; 2567 u8 oper_len = sizeof(struct ieee80211_he_operation); 2568 u32 he_oper_params; 2569 2570 /* Make sure the input is not NULL */ 2571 if (!he_oper_ie) 2572 return 0; 2573 2574 /* Calc required length */ 2575 he_oper_params = le32_to_cpu(he_oper->he_oper_params); 2576 if (he_oper_params & IEEE80211_HE_OPERATION_VHT_OPER_INFO) 2577 oper_len += 3; 2578 if (he_oper_params & IEEE80211_HE_OPERATION_CO_HOSTED_BSS) 2579 oper_len++; 2580 if (he_oper_params & IEEE80211_HE_OPERATION_6GHZ_OP_INFO) 2581 oper_len += sizeof(struct ieee80211_he_6ghz_oper); 2582 2583 /* Add the first byte (extension ID) to the total length */ 2584 oper_len++; 2585 2586 return oper_len; 2587 } 2588 2589 /** 2590 * ieee80211_he_6ghz_oper - obtain 6 GHz operation field 2591 * @he_oper: HE operation element (must be pre-validated for size) 2592 * but may be %NULL 2593 * 2594 * Return: a pointer to the 6 GHz operation field, or %NULL 2595 */ 2596 static inline const struct ieee80211_he_6ghz_oper * 2597 ieee80211_he_6ghz_oper(const struct ieee80211_he_operation *he_oper) 2598 { 2599 const u8 *ret = (const void *)&he_oper->optional; 2600 u32 he_oper_params; 2601 2602 if (!he_oper) 2603 return NULL; 2604 2605 he_oper_params = le32_to_cpu(he_oper->he_oper_params); 2606 2607 if (!(he_oper_params & IEEE80211_HE_OPERATION_6GHZ_OP_INFO)) 2608 return NULL; 2609 if (he_oper_params & IEEE80211_HE_OPERATION_VHT_OPER_INFO) 2610 ret += 3; 2611 if (he_oper_params & IEEE80211_HE_OPERATION_CO_HOSTED_BSS) 2612 ret++; 2613 2614 return (const void *)ret; 2615 } 2616 2617 /* HE Spatial Reuse defines */ 2618 #define IEEE80211_HE_SPR_PSR_DISALLOWED BIT(0) 2619 #define IEEE80211_HE_SPR_NON_SRG_OBSS_PD_SR_DISALLOWED BIT(1) 2620 #define IEEE80211_HE_SPR_NON_SRG_OFFSET_PRESENT BIT(2) 2621 #define IEEE80211_HE_SPR_SRG_INFORMATION_PRESENT BIT(3) 2622 #define IEEE80211_HE_SPR_HESIGA_SR_VAL15_ALLOWED BIT(4) 2623 2624 /* 2625 * ieee80211_he_spr_size - calculate 802.11ax HE Spatial Reuse IE size 2626 * @he_spr_ie: byte data of the He Spatial Reuse IE, stating from the byte 2627 * after the ext ID byte. It is assumed that he_spr_ie has at least 2628 * sizeof(struct ieee80211_he_spr) bytes, the caller must have validated 2629 * this 2630 * @return the actual size of the IE data (not including header), or 0 on error 2631 */ 2632 static inline u8 2633 ieee80211_he_spr_size(const u8 *he_spr_ie) 2634 { 2635 const struct ieee80211_he_spr *he_spr = (const void *)he_spr_ie; 2636 u8 spr_len = sizeof(struct ieee80211_he_spr); 2637 u8 he_spr_params; 2638 2639 /* Make sure the input is not NULL */ 2640 if (!he_spr_ie) 2641 return 0; 2642 2643 /* Calc required length */ 2644 he_spr_params = he_spr->he_sr_control; 2645 if (he_spr_params & IEEE80211_HE_SPR_NON_SRG_OFFSET_PRESENT) 2646 spr_len++; 2647 if (he_spr_params & IEEE80211_HE_SPR_SRG_INFORMATION_PRESENT) 2648 spr_len += 18; 2649 2650 /* Add the first byte (extension ID) to the total length */ 2651 spr_len++; 2652 2653 return spr_len; 2654 } 2655 2656 /* S1G Capabilities Information field */ 2657 #define IEEE80211_S1G_CAPABILITY_LEN 15 2658 2659 #define S1G_CAP0_S1G_LONG BIT(0) 2660 #define S1G_CAP0_SGI_1MHZ BIT(1) 2661 #define S1G_CAP0_SGI_2MHZ BIT(2) 2662 #define S1G_CAP0_SGI_4MHZ BIT(3) 2663 #define S1G_CAP0_SGI_8MHZ BIT(4) 2664 #define S1G_CAP0_SGI_16MHZ BIT(5) 2665 #define S1G_CAP0_SUPP_CH_WIDTH GENMASK(7, 6) 2666 2667 #define S1G_SUPP_CH_WIDTH_2 0 2668 #define S1G_SUPP_CH_WIDTH_4 1 2669 #define S1G_SUPP_CH_WIDTH_8 2 2670 #define S1G_SUPP_CH_WIDTH_16 3 2671 #define S1G_SUPP_CH_WIDTH_MAX(cap) ((1 << FIELD_GET(S1G_CAP0_SUPP_CH_WIDTH, \ 2672 cap[0])) << 1) 2673 2674 #define S1G_CAP1_RX_LDPC BIT(0) 2675 #define S1G_CAP1_TX_STBC BIT(1) 2676 #define S1G_CAP1_RX_STBC BIT(2) 2677 #define S1G_CAP1_SU_BFER BIT(3) 2678 #define S1G_CAP1_SU_BFEE BIT(4) 2679 #define S1G_CAP1_BFEE_STS GENMASK(7, 5) 2680 2681 #define S1G_CAP2_SOUNDING_DIMENSIONS GENMASK(2, 0) 2682 #define S1G_CAP2_MU_BFER BIT(3) 2683 #define S1G_CAP2_MU_BFEE BIT(4) 2684 #define S1G_CAP2_PLUS_HTC_VHT BIT(5) 2685 #define S1G_CAP2_TRAVELING_PILOT GENMASK(7, 6) 2686 2687 #define S1G_CAP3_RD_RESPONDER BIT(0) 2688 #define S1G_CAP3_HT_DELAYED_BA BIT(1) 2689 #define S1G_CAP3_MAX_MPDU_LEN BIT(2) 2690 #define S1G_CAP3_MAX_AMPDU_LEN_EXP GENMASK(4, 3) 2691 #define S1G_CAP3_MIN_MPDU_START GENMASK(7, 5) 2692 2693 #define S1G_CAP4_UPLINK_SYNC BIT(0) 2694 #define S1G_CAP4_DYNAMIC_AID BIT(1) 2695 #define S1G_CAP4_BAT BIT(2) 2696 #define S1G_CAP4_TIME_ADE BIT(3) 2697 #define S1G_CAP4_NON_TIM BIT(4) 2698 #define S1G_CAP4_GROUP_AID BIT(5) 2699 #define S1G_CAP4_STA_TYPE GENMASK(7, 6) 2700 2701 #define S1G_CAP5_CENT_AUTH_CONTROL BIT(0) 2702 #define S1G_CAP5_DIST_AUTH_CONTROL BIT(1) 2703 #define S1G_CAP5_AMSDU BIT(2) 2704 #define S1G_CAP5_AMPDU BIT(3) 2705 #define S1G_CAP5_ASYMMETRIC_BA BIT(4) 2706 #define S1G_CAP5_FLOW_CONTROL BIT(5) 2707 #define S1G_CAP5_SECTORIZED_BEAM GENMASK(7, 6) 2708 2709 #define S1G_CAP6_OBSS_MITIGATION BIT(0) 2710 #define S1G_CAP6_FRAGMENT_BA BIT(1) 2711 #define S1G_CAP6_NDP_PS_POLL BIT(2) 2712 #define S1G_CAP6_RAW_OPERATION BIT(3) 2713 #define S1G_CAP6_PAGE_SLICING BIT(4) 2714 #define S1G_CAP6_TXOP_SHARING_IMP_ACK BIT(5) 2715 #define S1G_CAP6_VHT_LINK_ADAPT GENMASK(7, 6) 2716 2717 #define S1G_CAP7_TACK_AS_PS_POLL BIT(0) 2718 #define S1G_CAP7_DUP_1MHZ BIT(1) 2719 #define S1G_CAP7_MCS_NEGOTIATION BIT(2) 2720 #define S1G_CAP7_1MHZ_CTL_RESPONSE_PREAMBLE BIT(3) 2721 #define S1G_CAP7_NDP_BFING_REPORT_POLL BIT(4) 2722 #define S1G_CAP7_UNSOLICITED_DYN_AID BIT(5) 2723 #define S1G_CAP7_SECTOR_TRAINING_OPERATION BIT(6) 2724 #define S1G_CAP7_TEMP_PS_MODE_SWITCH BIT(7) 2725 2726 #define S1G_CAP8_TWT_GROUPING BIT(0) 2727 #define S1G_CAP8_BDT BIT(1) 2728 #define S1G_CAP8_COLOR GENMASK(4, 2) 2729 #define S1G_CAP8_TWT_REQUEST BIT(5) 2730 #define S1G_CAP8_TWT_RESPOND BIT(6) 2731 #define S1G_CAP8_PV1_FRAME BIT(7) 2732 2733 #define S1G_CAP9_LINK_ADAPT_PER_CONTROL_RESPONSE BIT(0) 2734 2735 #define S1G_OPER_CH_WIDTH_PRIMARY_1MHZ BIT(0) 2736 #define S1G_OPER_CH_WIDTH_OPER GENMASK(4, 1) 2737 2738 /* EHT MAC capabilities as defined in P802.11be_D1.4 section 9.4.2.313.2 */ 2739 #define IEEE80211_EHT_MAC_CAP0_NSEP_PRIO_ACCESS 0x01 2740 #define IEEE80211_EHT_MAC_CAP0_OM_CONTROL 0x02 2741 #define IEEE80211_EHT_MAC_CAP0_TRIG_TXOP_SHARING_MODE1 0x04 2742 #define IEEE80211_EHT_MAC_CAP0_TRIG_TXOP_SHARING_MODE2 0x08 2743 #define IEEE80211_EHT_MAC_CAP0_RESTRICTED_TWT 0x10 2744 #define IEEE80211_EHT_MAC_CAP0_SCS_TRAFFIC_DESC 0x20 2745 #define IEEE80211_EHT_MAC_CAP0_MAX_AMPDU_LEN_MASK 0xc0 2746 #define IEEE80211_EHT_MAC_CAP0_MAX_AMPDU_LEN_3895 0 2747 #define IEEE80211_EHT_MAC_CAP0_MAX_AMPDU_LEN_7991 1 2748 #define IEEE80211_EHT_MAC_CAP0_MAX_AMPDU_LEN_11454 2 2749 2750 /* EHT PHY capabilities as defined in P802.11be_D1.4 section 9.4.2.313.3 */ 2751 #define IEEE80211_EHT_PHY_CAP0_320MHZ_IN_6GHZ 0x02 2752 #define IEEE80211_EHT_PHY_CAP0_242_TONE_RU_GT20MHZ 0x04 2753 #define IEEE80211_EHT_PHY_CAP0_NDP_4_EHT_LFT_32_GI 0x08 2754 #define IEEE80211_EHT_PHY_CAP0_PARTIAL_BW_UL_MU_MIMO 0x10 2755 #define IEEE80211_EHT_PHY_CAP0_SU_BEAMFORMER 0x20 2756 #define IEEE80211_EHT_PHY_CAP0_SU_BEAMFORMEE 0x40 2757 2758 /* EHT beamformee number of spatial streams <= 80MHz is split */ 2759 #define IEEE80211_EHT_PHY_CAP0_BEAMFORMEE_SS_80MHZ_MASK 0x80 2760 #define IEEE80211_EHT_PHY_CAP1_BEAMFORMEE_SS_80MHZ_MASK 0x03 2761 2762 #define IEEE80211_EHT_PHY_CAP1_BEAMFORMEE_SS_160MHZ_MASK 0x1c 2763 #define IEEE80211_EHT_PHY_CAP1_BEAMFORMEE_SS_320MHZ_MASK 0xe0 2764 2765 #define IEEE80211_EHT_PHY_CAP2_SOUNDING_DIM_80MHZ_MASK 0x07 2766 #define IEEE80211_EHT_PHY_CAP2_SOUNDING_DIM_160MHZ_MASK 0x38 2767 2768 /* EHT number of sounding dimensions for 320MHz is split */ 2769 #define IEEE80211_EHT_PHY_CAP2_SOUNDING_DIM_320MHZ_MASK 0xc0 2770 #define IEEE80211_EHT_PHY_CAP3_SOUNDING_DIM_320MHZ_MASK 0x01 2771 #define IEEE80211_EHT_PHY_CAP3_NG_16_SU_FEEDBACK 0x02 2772 #define IEEE80211_EHT_PHY_CAP3_NG_16_MU_FEEDBACK 0x04 2773 #define IEEE80211_EHT_PHY_CAP3_CODEBOOK_4_2_SU_FDBK 0x08 2774 #define IEEE80211_EHT_PHY_CAP3_CODEBOOK_7_5_MU_FDBK 0x10 2775 #define IEEE80211_EHT_PHY_CAP3_TRIG_SU_BF_FDBK 0x20 2776 #define IEEE80211_EHT_PHY_CAP3_TRIG_MU_BF_PART_BW_FDBK 0x40 2777 #define IEEE80211_EHT_PHY_CAP3_TRIG_CQI_FDBK 0x80 2778 2779 #define IEEE80211_EHT_PHY_CAP4_PART_BW_DL_MU_MIMO 0x01 2780 #define IEEE80211_EHT_PHY_CAP4_PSR_SR_SUPP 0x02 2781 #define IEEE80211_EHT_PHY_CAP4_POWER_BOOST_FACT_SUPP 0x04 2782 #define IEEE80211_EHT_PHY_CAP4_EHT_MU_PPDU_4_EHT_LTF_08_GI 0x08 2783 #define IEEE80211_EHT_PHY_CAP4_MAX_NC_MASK 0xf0 2784 2785 #define IEEE80211_EHT_PHY_CAP5_NON_TRIG_CQI_FEEDBACK 0x01 2786 #define IEEE80211_EHT_PHY_CAP5_TX_LESS_242_TONE_RU_SUPP 0x02 2787 #define IEEE80211_EHT_PHY_CAP5_RX_LESS_242_TONE_RU_SUPP 0x04 2788 #define IEEE80211_EHT_PHY_CAP5_PPE_THRESHOLD_PRESENT 0x08 2789 #define IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_MASK 0x30 2790 #define IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_0US 0 2791 #define IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_8US 1 2792 #define IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_16US 2 2793 #define IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_20US 3 2794 2795 /* Maximum number of supported EHT LTF is split */ 2796 #define IEEE80211_EHT_PHY_CAP5_MAX_NUM_SUPP_EHT_LTF_MASK 0xc0 2797 #define IEEE80211_EHT_PHY_CAP6_MAX_NUM_SUPP_EHT_LTF_MASK 0x07 2798 2799 #define IEEE80211_EHT_PHY_CAP6_MCS15_SUPP_MASK 0x78 2800 #define IEEE80211_EHT_PHY_CAP6_EHT_DUP_6GHZ_SUPP 0x80 2801 2802 #define IEEE80211_EHT_PHY_CAP7_20MHZ_STA_RX_NDP_WIDER_BW 0x01 2803 #define IEEE80211_EHT_PHY_CAP7_NON_OFDMA_UL_MU_MIMO_80MHZ 0x02 2804 #define IEEE80211_EHT_PHY_CAP7_NON_OFDMA_UL_MU_MIMO_160MHZ 0x04 2805 #define IEEE80211_EHT_PHY_CAP7_NON_OFDMA_UL_MU_MIMO_320MHZ 0x08 2806 #define IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_80MHZ 0x10 2807 #define IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_160MHZ 0x20 2808 #define IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_320MHZ 0x40 2809 #define IEEE80211_EHT_PHY_CAP7_TB_SOUNDING_FDBK_RATE_LIMIT 0x80 2810 2811 #define IEEE80211_EHT_PHY_CAP8_RX_1024QAM_WIDER_BW_DL_OFDMA 0x01 2812 #define IEEE80211_EHT_PHY_CAP8_RX_4096QAM_WIDER_BW_DL_OFDMA 0x02 2813 2814 /* 2815 * EHT operation channel width as defined in P802.11be_D1.4 section 9.4.2.311 2816 */ 2817 #define IEEE80211_EHT_OPER_CHAN_WIDTH 0x7 2818 #define IEEE80211_EHT_OPER_CHAN_WIDTH_20MHZ 0 2819 #define IEEE80211_EHT_OPER_CHAN_WIDTH_40MHZ 1 2820 #define IEEE80211_EHT_OPER_CHAN_WIDTH_80MHZ 2 2821 #define IEEE80211_EHT_OPER_CHAN_WIDTH_160MHZ 3 2822 #define IEEE80211_EHT_OPER_CHAN_WIDTH_320MHZ 4 2823 2824 /* Calculate 802.11be EHT capabilities IE Tx/Rx EHT MCS NSS Support Field size */ 2825 static inline u8 2826 ieee80211_eht_mcs_nss_size(const struct ieee80211_he_cap_elem *he_cap, 2827 const struct ieee80211_eht_cap_elem_fixed *eht_cap) 2828 { 2829 u8 count = 0; 2830 2831 /* on 2.4 GHz, if it supports 40 MHz, the result is 3 */ 2832 if (he_cap->phy_cap_info[0] & 2833 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G) 2834 return 3; 2835 2836 /* on 2.4 GHz, these three bits are reserved, so should be 0 */ 2837 if (he_cap->phy_cap_info[0] & 2838 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G) 2839 count += 3; 2840 2841 if (he_cap->phy_cap_info[0] & 2842 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G) 2843 count += 3; 2844 2845 if (eht_cap->phy_cap_info[0] & IEEE80211_EHT_PHY_CAP0_320MHZ_IN_6GHZ) 2846 count += 3; 2847 2848 return count ? count : 4; 2849 } 2850 2851 /* 802.11be EHT PPE Thresholds */ 2852 #define IEEE80211_EHT_PPE_THRES_NSS_POS 0 2853 #define IEEE80211_EHT_PPE_THRES_NSS_MASK 0xf 2854 #define IEEE80211_EHT_PPE_THRES_RU_INDEX_BITMASK_MASK 0x1f0 2855 #define IEEE80211_EHT_PPE_THRES_INFO_PPET_SIZE 3 2856 #define IEEE80211_EHT_PPE_THRES_INFO_HEADER_SIZE 9 2857 2858 /* 2859 * Calculate 802.11be EHT capabilities IE EHT field size 2860 */ 2861 static inline u8 2862 ieee80211_eht_ppe_size(u16 ppe_thres_hdr, const u8 *phy_cap_info) 2863 { 2864 u32 n; 2865 2866 if (!(phy_cap_info[5] & 2867 IEEE80211_EHT_PHY_CAP5_PPE_THRESHOLD_PRESENT)) 2868 return 0; 2869 2870 n = hweight16(ppe_thres_hdr & 2871 IEEE80211_EHT_PPE_THRES_RU_INDEX_BITMASK_MASK); 2872 n *= 1 + u16_get_bits(ppe_thres_hdr, IEEE80211_EHT_PPE_THRES_NSS_MASK); 2873 2874 /* 2875 * Each pair is 6 bits, and we need to add the 9 "header" bits to the 2876 * total size. 2877 */ 2878 n = n * IEEE80211_EHT_PPE_THRES_INFO_PPET_SIZE * 2 + 2879 IEEE80211_EHT_PPE_THRES_INFO_HEADER_SIZE; 2880 return DIV_ROUND_UP(n, 8); 2881 } 2882 2883 static inline bool 2884 ieee80211_eht_capa_size_ok(const u8 *he_capa, const u8 *data, u8 len) 2885 { 2886 const struct ieee80211_eht_cap_elem_fixed *elem = (const void *)data; 2887 u8 needed = sizeof(struct ieee80211_eht_cap_elem_fixed); 2888 2889 if (len < needed || !he_capa) 2890 return false; 2891 2892 needed += ieee80211_eht_mcs_nss_size((const void *)he_capa, 2893 (const void *)data); 2894 if (len < needed) 2895 return false; 2896 2897 if (elem->phy_cap_info[5] & 2898 IEEE80211_EHT_PHY_CAP5_PPE_THRESHOLD_PRESENT) { 2899 u16 ppe_thres_hdr; 2900 2901 if (len < needed + sizeof(ppe_thres_hdr)) 2902 return false; 2903 2904 ppe_thres_hdr = get_unaligned_le16(data + needed); 2905 needed += ieee80211_eht_ppe_size(ppe_thres_hdr, 2906 elem->phy_cap_info); 2907 } 2908 2909 return len >= needed; 2910 } 2911 2912 static inline bool 2913 ieee80211_eht_oper_size_ok(const u8 *data, u8 len) 2914 { 2915 const struct ieee80211_eht_operation *elem = (const void *)data; 2916 u8 needed = sizeof(*elem); 2917 2918 if (len < needed) 2919 return false; 2920 2921 if (elem->present_bm & IEEE80211_EHT_OPER_DISABLED_SUBCHANNEL_BITMAP_PRESENT) 2922 needed += 2; 2923 2924 return len >= needed; 2925 } 2926 2927 #define LISTEN_INT_USF GENMASK(15, 14) 2928 #define LISTEN_INT_UI GENMASK(13, 0) 2929 2930 #define IEEE80211_MAX_USF FIELD_MAX(LISTEN_INT_USF) 2931 #define IEEE80211_MAX_UI FIELD_MAX(LISTEN_INT_UI) 2932 2933 /* Authentication algorithms */ 2934 #define WLAN_AUTH_OPEN 0 2935 #define WLAN_AUTH_SHARED_KEY 1 2936 #define WLAN_AUTH_FT 2 2937 #define WLAN_AUTH_SAE 3 2938 #define WLAN_AUTH_FILS_SK 4 2939 #define WLAN_AUTH_FILS_SK_PFS 5 2940 #define WLAN_AUTH_FILS_PK 6 2941 #define WLAN_AUTH_LEAP 128 2942 2943 #define WLAN_AUTH_CHALLENGE_LEN 128 2944 2945 #define WLAN_CAPABILITY_ESS (1<<0) 2946 #define WLAN_CAPABILITY_IBSS (1<<1) 2947 2948 /* 2949 * A mesh STA sets the ESS and IBSS capability bits to zero. 2950 * however, this holds true for p2p probe responses (in the p2p_find 2951 * phase) as well. 2952 */ 2953 #define WLAN_CAPABILITY_IS_STA_BSS(cap) \ 2954 (!((cap) & (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS))) 2955 2956 #define WLAN_CAPABILITY_CF_POLLABLE (1<<2) 2957 #define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3) 2958 #define WLAN_CAPABILITY_PRIVACY (1<<4) 2959 #define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5) 2960 #define WLAN_CAPABILITY_PBCC (1<<6) 2961 #define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7) 2962 2963 /* 802.11h */ 2964 #define WLAN_CAPABILITY_SPECTRUM_MGMT (1<<8) 2965 #define WLAN_CAPABILITY_QOS (1<<9) 2966 #define WLAN_CAPABILITY_SHORT_SLOT_TIME (1<<10) 2967 #define WLAN_CAPABILITY_APSD (1<<11) 2968 #define WLAN_CAPABILITY_RADIO_MEASURE (1<<12) 2969 #define WLAN_CAPABILITY_DSSS_OFDM (1<<13) 2970 #define WLAN_CAPABILITY_DEL_BACK (1<<14) 2971 #define WLAN_CAPABILITY_IMM_BACK (1<<15) 2972 2973 /* DMG (60gHz) 802.11ad */ 2974 /* type - bits 0..1 */ 2975 #define WLAN_CAPABILITY_DMG_TYPE_MASK (3<<0) 2976 #define WLAN_CAPABILITY_DMG_TYPE_IBSS (1<<0) /* Tx by: STA */ 2977 #define WLAN_CAPABILITY_DMG_TYPE_PBSS (2<<0) /* Tx by: PCP */ 2978 #define WLAN_CAPABILITY_DMG_TYPE_AP (3<<0) /* Tx by: AP */ 2979 2980 #define WLAN_CAPABILITY_DMG_CBAP_ONLY (1<<2) 2981 #define WLAN_CAPABILITY_DMG_CBAP_SOURCE (1<<3) 2982 #define WLAN_CAPABILITY_DMG_PRIVACY (1<<4) 2983 #define WLAN_CAPABILITY_DMG_ECPAC (1<<5) 2984 2985 #define WLAN_CAPABILITY_DMG_SPECTRUM_MGMT (1<<8) 2986 #define WLAN_CAPABILITY_DMG_RADIO_MEASURE (1<<12) 2987 2988 /* measurement */ 2989 #define IEEE80211_SPCT_MSR_RPRT_MODE_LATE (1<<0) 2990 #define IEEE80211_SPCT_MSR_RPRT_MODE_INCAPABLE (1<<1) 2991 #define IEEE80211_SPCT_MSR_RPRT_MODE_REFUSED (1<<2) 2992 2993 #define IEEE80211_SPCT_MSR_RPRT_TYPE_BASIC 0 2994 #define IEEE80211_SPCT_MSR_RPRT_TYPE_CCA 1 2995 #define IEEE80211_SPCT_MSR_RPRT_TYPE_RPI 2 2996 #define IEEE80211_SPCT_MSR_RPRT_TYPE_LCI 8 2997 #define IEEE80211_SPCT_MSR_RPRT_TYPE_CIVIC 11 2998 2999 /* 802.11g ERP information element */ 3000 #define WLAN_ERP_NON_ERP_PRESENT (1<<0) 3001 #define WLAN_ERP_USE_PROTECTION (1<<1) 3002 #define WLAN_ERP_BARKER_PREAMBLE (1<<2) 3003 3004 /* WLAN_ERP_BARKER_PREAMBLE values */ 3005 enum { 3006 WLAN_ERP_PREAMBLE_SHORT = 0, 3007 WLAN_ERP_PREAMBLE_LONG = 1, 3008 }; 3009 3010 /* Band ID, 802.11ad #8.4.1.45 */ 3011 enum { 3012 IEEE80211_BANDID_TV_WS = 0, /* TV white spaces */ 3013 IEEE80211_BANDID_SUB1 = 1, /* Sub-1 GHz (excluding TV white spaces) */ 3014 IEEE80211_BANDID_2G = 2, /* 2.4 GHz */ 3015 IEEE80211_BANDID_3G = 3, /* 3.6 GHz */ 3016 IEEE80211_BANDID_5G = 4, /* 4.9 and 5 GHz */ 3017 IEEE80211_BANDID_60G = 5, /* 60 GHz */ 3018 }; 3019 3020 /* Status codes */ 3021 enum ieee80211_statuscode { 3022 WLAN_STATUS_SUCCESS = 0, 3023 WLAN_STATUS_UNSPECIFIED_FAILURE = 1, 3024 WLAN_STATUS_CAPS_UNSUPPORTED = 10, 3025 WLAN_STATUS_REASSOC_NO_ASSOC = 11, 3026 WLAN_STATUS_ASSOC_DENIED_UNSPEC = 12, 3027 WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG = 13, 3028 WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION = 14, 3029 WLAN_STATUS_CHALLENGE_FAIL = 15, 3030 WLAN_STATUS_AUTH_TIMEOUT = 16, 3031 WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA = 17, 3032 WLAN_STATUS_ASSOC_DENIED_RATES = 18, 3033 /* 802.11b */ 3034 WLAN_STATUS_ASSOC_DENIED_NOSHORTPREAMBLE = 19, 3035 WLAN_STATUS_ASSOC_DENIED_NOPBCC = 20, 3036 WLAN_STATUS_ASSOC_DENIED_NOAGILITY = 21, 3037 /* 802.11h */ 3038 WLAN_STATUS_ASSOC_DENIED_NOSPECTRUM = 22, 3039 WLAN_STATUS_ASSOC_REJECTED_BAD_POWER = 23, 3040 WLAN_STATUS_ASSOC_REJECTED_BAD_SUPP_CHAN = 24, 3041 /* 802.11g */ 3042 WLAN_STATUS_ASSOC_DENIED_NOSHORTTIME = 25, 3043 WLAN_STATUS_ASSOC_DENIED_NODSSSOFDM = 26, 3044 /* 802.11w */ 3045 WLAN_STATUS_ASSOC_REJECTED_TEMPORARILY = 30, 3046 WLAN_STATUS_ROBUST_MGMT_FRAME_POLICY_VIOLATION = 31, 3047 /* 802.11i */ 3048 WLAN_STATUS_INVALID_IE = 40, 3049 WLAN_STATUS_INVALID_GROUP_CIPHER = 41, 3050 WLAN_STATUS_INVALID_PAIRWISE_CIPHER = 42, 3051 WLAN_STATUS_INVALID_AKMP = 43, 3052 WLAN_STATUS_UNSUPP_RSN_VERSION = 44, 3053 WLAN_STATUS_INVALID_RSN_IE_CAP = 45, 3054 WLAN_STATUS_CIPHER_SUITE_REJECTED = 46, 3055 /* 802.11e */ 3056 WLAN_STATUS_UNSPECIFIED_QOS = 32, 3057 WLAN_STATUS_ASSOC_DENIED_NOBANDWIDTH = 33, 3058 WLAN_STATUS_ASSOC_DENIED_LOWACK = 34, 3059 WLAN_STATUS_ASSOC_DENIED_UNSUPP_QOS = 35, 3060 WLAN_STATUS_REQUEST_DECLINED = 37, 3061 WLAN_STATUS_INVALID_QOS_PARAM = 38, 3062 WLAN_STATUS_CHANGE_TSPEC = 39, 3063 WLAN_STATUS_WAIT_TS_DELAY = 47, 3064 WLAN_STATUS_NO_DIRECT_LINK = 48, 3065 WLAN_STATUS_STA_NOT_PRESENT = 49, 3066 WLAN_STATUS_STA_NOT_QSTA = 50, 3067 /* 802.11s */ 3068 WLAN_STATUS_ANTI_CLOG_REQUIRED = 76, 3069 WLAN_STATUS_FCG_NOT_SUPP = 78, 3070 WLAN_STATUS_STA_NO_TBTT = 78, 3071 /* 802.11ad */ 3072 WLAN_STATUS_REJECTED_WITH_SUGGESTED_CHANGES = 39, 3073 WLAN_STATUS_REJECTED_FOR_DELAY_PERIOD = 47, 3074 WLAN_STATUS_REJECT_WITH_SCHEDULE = 83, 3075 WLAN_STATUS_PENDING_ADMITTING_FST_SESSION = 86, 3076 WLAN_STATUS_PERFORMING_FST_NOW = 87, 3077 WLAN_STATUS_PENDING_GAP_IN_BA_WINDOW = 88, 3078 WLAN_STATUS_REJECT_U_PID_SETTING = 89, 3079 WLAN_STATUS_REJECT_DSE_BAND = 96, 3080 WLAN_STATUS_DENIED_WITH_SUGGESTED_BAND_AND_CHANNEL = 99, 3081 WLAN_STATUS_DENIED_DUE_TO_SPECTRUM_MANAGEMENT = 103, 3082 /* 802.11ai */ 3083 WLAN_STATUS_FILS_AUTHENTICATION_FAILURE = 108, 3084 WLAN_STATUS_UNKNOWN_AUTHENTICATION_SERVER = 109, 3085 WLAN_STATUS_SAE_HASH_TO_ELEMENT = 126, 3086 WLAN_STATUS_SAE_PK = 127, 3087 }; 3088 3089 3090 /* Reason codes */ 3091 enum ieee80211_reasoncode { 3092 WLAN_REASON_UNSPECIFIED = 1, 3093 WLAN_REASON_PREV_AUTH_NOT_VALID = 2, 3094 WLAN_REASON_DEAUTH_LEAVING = 3, 3095 WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY = 4, 3096 WLAN_REASON_DISASSOC_AP_BUSY = 5, 3097 WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA = 6, 3098 WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA = 7, 3099 WLAN_REASON_DISASSOC_STA_HAS_LEFT = 8, 3100 WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH = 9, 3101 /* 802.11h */ 3102 WLAN_REASON_DISASSOC_BAD_POWER = 10, 3103 WLAN_REASON_DISASSOC_BAD_SUPP_CHAN = 11, 3104 /* 802.11i */ 3105 WLAN_REASON_INVALID_IE = 13, 3106 WLAN_REASON_MIC_FAILURE = 14, 3107 WLAN_REASON_4WAY_HANDSHAKE_TIMEOUT = 15, 3108 WLAN_REASON_GROUP_KEY_HANDSHAKE_TIMEOUT = 16, 3109 WLAN_REASON_IE_DIFFERENT = 17, 3110 WLAN_REASON_INVALID_GROUP_CIPHER = 18, 3111 WLAN_REASON_INVALID_PAIRWISE_CIPHER = 19, 3112 WLAN_REASON_INVALID_AKMP = 20, 3113 WLAN_REASON_UNSUPP_RSN_VERSION = 21, 3114 WLAN_REASON_INVALID_RSN_IE_CAP = 22, 3115 WLAN_REASON_IEEE8021X_FAILED = 23, 3116 WLAN_REASON_CIPHER_SUITE_REJECTED = 24, 3117 /* TDLS (802.11z) */ 3118 WLAN_REASON_TDLS_TEARDOWN_UNREACHABLE = 25, 3119 WLAN_REASON_TDLS_TEARDOWN_UNSPECIFIED = 26, 3120 /* 802.11e */ 3121 WLAN_REASON_DISASSOC_UNSPECIFIED_QOS = 32, 3122 WLAN_REASON_DISASSOC_QAP_NO_BANDWIDTH = 33, 3123 WLAN_REASON_DISASSOC_LOW_ACK = 34, 3124 WLAN_REASON_DISASSOC_QAP_EXCEED_TXOP = 35, 3125 WLAN_REASON_QSTA_LEAVE_QBSS = 36, 3126 WLAN_REASON_QSTA_NOT_USE = 37, 3127 WLAN_REASON_QSTA_REQUIRE_SETUP = 38, 3128 WLAN_REASON_QSTA_TIMEOUT = 39, 3129 WLAN_REASON_QSTA_CIPHER_NOT_SUPP = 45, 3130 /* 802.11s */ 3131 WLAN_REASON_MESH_PEER_CANCELED = 52, 3132 WLAN_REASON_MESH_MAX_PEERS = 53, 3133 WLAN_REASON_MESH_CONFIG = 54, 3134 WLAN_REASON_MESH_CLOSE = 55, 3135 WLAN_REASON_MESH_MAX_RETRIES = 56, 3136 WLAN_REASON_MESH_CONFIRM_TIMEOUT = 57, 3137 WLAN_REASON_MESH_INVALID_GTK = 58, 3138 WLAN_REASON_MESH_INCONSISTENT_PARAM = 59, 3139 WLAN_REASON_MESH_INVALID_SECURITY = 60, 3140 WLAN_REASON_MESH_PATH_ERROR = 61, 3141 WLAN_REASON_MESH_PATH_NOFORWARD = 62, 3142 WLAN_REASON_MESH_PATH_DEST_UNREACHABLE = 63, 3143 WLAN_REASON_MAC_EXISTS_IN_MBSS = 64, 3144 WLAN_REASON_MESH_CHAN_REGULATORY = 65, 3145 WLAN_REASON_MESH_CHAN = 66, 3146 }; 3147 3148 3149 /* Information Element IDs */ 3150 enum ieee80211_eid { 3151 WLAN_EID_SSID = 0, 3152 WLAN_EID_SUPP_RATES = 1, 3153 WLAN_EID_FH_PARAMS = 2, /* reserved now */ 3154 WLAN_EID_DS_PARAMS = 3, 3155 WLAN_EID_CF_PARAMS = 4, 3156 WLAN_EID_TIM = 5, 3157 WLAN_EID_IBSS_PARAMS = 6, 3158 WLAN_EID_COUNTRY = 7, 3159 /* 8, 9 reserved */ 3160 WLAN_EID_REQUEST = 10, 3161 WLAN_EID_QBSS_LOAD = 11, 3162 WLAN_EID_EDCA_PARAM_SET = 12, 3163 WLAN_EID_TSPEC = 13, 3164 WLAN_EID_TCLAS = 14, 3165 WLAN_EID_SCHEDULE = 15, 3166 WLAN_EID_CHALLENGE = 16, 3167 /* 17-31 reserved for challenge text extension */ 3168 WLAN_EID_PWR_CONSTRAINT = 32, 3169 WLAN_EID_PWR_CAPABILITY = 33, 3170 WLAN_EID_TPC_REQUEST = 34, 3171 WLAN_EID_TPC_REPORT = 35, 3172 WLAN_EID_SUPPORTED_CHANNELS = 36, 3173 WLAN_EID_CHANNEL_SWITCH = 37, 3174 WLAN_EID_MEASURE_REQUEST = 38, 3175 WLAN_EID_MEASURE_REPORT = 39, 3176 WLAN_EID_QUIET = 40, 3177 WLAN_EID_IBSS_DFS = 41, 3178 WLAN_EID_ERP_INFO = 42, 3179 WLAN_EID_TS_DELAY = 43, 3180 WLAN_EID_TCLAS_PROCESSING = 44, 3181 WLAN_EID_HT_CAPABILITY = 45, 3182 WLAN_EID_QOS_CAPA = 46, 3183 /* 47 reserved for Broadcom */ 3184 WLAN_EID_RSN = 48, 3185 WLAN_EID_802_15_COEX = 49, 3186 WLAN_EID_EXT_SUPP_RATES = 50, 3187 WLAN_EID_AP_CHAN_REPORT = 51, 3188 WLAN_EID_NEIGHBOR_REPORT = 52, 3189 WLAN_EID_RCPI = 53, 3190 WLAN_EID_MOBILITY_DOMAIN = 54, 3191 WLAN_EID_FAST_BSS_TRANSITION = 55, 3192 WLAN_EID_TIMEOUT_INTERVAL = 56, 3193 WLAN_EID_RIC_DATA = 57, 3194 WLAN_EID_DSE_REGISTERED_LOCATION = 58, 3195 WLAN_EID_SUPPORTED_REGULATORY_CLASSES = 59, 3196 WLAN_EID_EXT_CHANSWITCH_ANN = 60, 3197 WLAN_EID_HT_OPERATION = 61, 3198 WLAN_EID_SECONDARY_CHANNEL_OFFSET = 62, 3199 WLAN_EID_BSS_AVG_ACCESS_DELAY = 63, 3200 WLAN_EID_ANTENNA_INFO = 64, 3201 WLAN_EID_RSNI = 65, 3202 WLAN_EID_MEASUREMENT_PILOT_TX_INFO = 66, 3203 WLAN_EID_BSS_AVAILABLE_CAPACITY = 67, 3204 WLAN_EID_BSS_AC_ACCESS_DELAY = 68, 3205 WLAN_EID_TIME_ADVERTISEMENT = 69, 3206 WLAN_EID_RRM_ENABLED_CAPABILITIES = 70, 3207 WLAN_EID_MULTIPLE_BSSID = 71, 3208 WLAN_EID_BSS_COEX_2040 = 72, 3209 WLAN_EID_BSS_INTOLERANT_CHL_REPORT = 73, 3210 WLAN_EID_OVERLAP_BSS_SCAN_PARAM = 74, 3211 WLAN_EID_RIC_DESCRIPTOR = 75, 3212 WLAN_EID_MMIE = 76, 3213 WLAN_EID_ASSOC_COMEBACK_TIME = 77, 3214 WLAN_EID_EVENT_REQUEST = 78, 3215 WLAN_EID_EVENT_REPORT = 79, 3216 WLAN_EID_DIAGNOSTIC_REQUEST = 80, 3217 WLAN_EID_DIAGNOSTIC_REPORT = 81, 3218 WLAN_EID_LOCATION_PARAMS = 82, 3219 WLAN_EID_NON_TX_BSSID_CAP = 83, 3220 WLAN_EID_SSID_LIST = 84, 3221 WLAN_EID_MULTI_BSSID_IDX = 85, 3222 WLAN_EID_FMS_DESCRIPTOR = 86, 3223 WLAN_EID_FMS_REQUEST = 87, 3224 WLAN_EID_FMS_RESPONSE = 88, 3225 WLAN_EID_QOS_TRAFFIC_CAPA = 89, 3226 WLAN_EID_BSS_MAX_IDLE_PERIOD = 90, 3227 WLAN_EID_TSF_REQUEST = 91, 3228 WLAN_EID_TSF_RESPOSNE = 92, 3229 WLAN_EID_WNM_SLEEP_MODE = 93, 3230 WLAN_EID_TIM_BCAST_REQ = 94, 3231 WLAN_EID_TIM_BCAST_RESP = 95, 3232 WLAN_EID_COLL_IF_REPORT = 96, 3233 WLAN_EID_CHANNEL_USAGE = 97, 3234 WLAN_EID_TIME_ZONE = 98, 3235 WLAN_EID_DMS_REQUEST = 99, 3236 WLAN_EID_DMS_RESPONSE = 100, 3237 WLAN_EID_LINK_ID = 101, 3238 WLAN_EID_WAKEUP_SCHEDUL = 102, 3239 /* 103 reserved */ 3240 WLAN_EID_CHAN_SWITCH_TIMING = 104, 3241 WLAN_EID_PTI_CONTROL = 105, 3242 WLAN_EID_PU_BUFFER_STATUS = 106, 3243 WLAN_EID_INTERWORKING = 107, 3244 WLAN_EID_ADVERTISEMENT_PROTOCOL = 108, 3245 WLAN_EID_EXPEDITED_BW_REQ = 109, 3246 WLAN_EID_QOS_MAP_SET = 110, 3247 WLAN_EID_ROAMING_CONSORTIUM = 111, 3248 WLAN_EID_EMERGENCY_ALERT = 112, 3249 WLAN_EID_MESH_CONFIG = 113, 3250 WLAN_EID_MESH_ID = 114, 3251 WLAN_EID_LINK_METRIC_REPORT = 115, 3252 WLAN_EID_CONGESTION_NOTIFICATION = 116, 3253 WLAN_EID_PEER_MGMT = 117, 3254 WLAN_EID_CHAN_SWITCH_PARAM = 118, 3255 WLAN_EID_MESH_AWAKE_WINDOW = 119, 3256 WLAN_EID_BEACON_TIMING = 120, 3257 WLAN_EID_MCCAOP_SETUP_REQ = 121, 3258 WLAN_EID_MCCAOP_SETUP_RESP = 122, 3259 WLAN_EID_MCCAOP_ADVERT = 123, 3260 WLAN_EID_MCCAOP_TEARDOWN = 124, 3261 WLAN_EID_GANN = 125, 3262 WLAN_EID_RANN = 126, 3263 WLAN_EID_EXT_CAPABILITY = 127, 3264 /* 128, 129 reserved for Agere */ 3265 WLAN_EID_PREQ = 130, 3266 WLAN_EID_PREP = 131, 3267 WLAN_EID_PERR = 132, 3268 /* 133-136 reserved for Cisco */ 3269 WLAN_EID_PXU = 137, 3270 WLAN_EID_PXUC = 138, 3271 WLAN_EID_AUTH_MESH_PEER_EXCH = 139, 3272 WLAN_EID_MIC = 140, 3273 WLAN_EID_DESTINATION_URI = 141, 3274 WLAN_EID_UAPSD_COEX = 142, 3275 WLAN_EID_WAKEUP_SCHEDULE = 143, 3276 WLAN_EID_EXT_SCHEDULE = 144, 3277 WLAN_EID_STA_AVAILABILITY = 145, 3278 WLAN_EID_DMG_TSPEC = 146, 3279 WLAN_EID_DMG_AT = 147, 3280 WLAN_EID_DMG_CAP = 148, 3281 /* 149 reserved for Cisco */ 3282 WLAN_EID_CISCO_VENDOR_SPECIFIC = 150, 3283 WLAN_EID_DMG_OPERATION = 151, 3284 WLAN_EID_DMG_BSS_PARAM_CHANGE = 152, 3285 WLAN_EID_DMG_BEAM_REFINEMENT = 153, 3286 WLAN_EID_CHANNEL_MEASURE_FEEDBACK = 154, 3287 /* 155-156 reserved for Cisco */ 3288 WLAN_EID_AWAKE_WINDOW = 157, 3289 WLAN_EID_MULTI_BAND = 158, 3290 WLAN_EID_ADDBA_EXT = 159, 3291 WLAN_EID_NEXT_PCP_LIST = 160, 3292 WLAN_EID_PCP_HANDOVER = 161, 3293 WLAN_EID_DMG_LINK_MARGIN = 162, 3294 WLAN_EID_SWITCHING_STREAM = 163, 3295 WLAN_EID_SESSION_TRANSITION = 164, 3296 WLAN_EID_DYN_TONE_PAIRING_REPORT = 165, 3297 WLAN_EID_CLUSTER_REPORT = 166, 3298 WLAN_EID_RELAY_CAP = 167, 3299 WLAN_EID_RELAY_XFER_PARAM_SET = 168, 3300 WLAN_EID_BEAM_LINK_MAINT = 169, 3301 WLAN_EID_MULTIPLE_MAC_ADDR = 170, 3302 WLAN_EID_U_PID = 171, 3303 WLAN_EID_DMG_LINK_ADAPT_ACK = 172, 3304 /* 173 reserved for Symbol */ 3305 WLAN_EID_MCCAOP_ADV_OVERVIEW = 174, 3306 WLAN_EID_QUIET_PERIOD_REQ = 175, 3307 /* 176 reserved for Symbol */ 3308 WLAN_EID_QUIET_PERIOD_RESP = 177, 3309 /* 178-179 reserved for Symbol */ 3310 /* 180 reserved for ISO/IEC 20011 */ 3311 WLAN_EID_EPAC_POLICY = 182, 3312 WLAN_EID_CLISTER_TIME_OFF = 183, 3313 WLAN_EID_INTER_AC_PRIO = 184, 3314 WLAN_EID_SCS_DESCRIPTOR = 185, 3315 WLAN_EID_QLOAD_REPORT = 186, 3316 WLAN_EID_HCCA_TXOP_UPDATE_COUNT = 187, 3317 WLAN_EID_HL_STREAM_ID = 188, 3318 WLAN_EID_GCR_GROUP_ADDR = 189, 3319 WLAN_EID_ANTENNA_SECTOR_ID_PATTERN = 190, 3320 WLAN_EID_VHT_CAPABILITY = 191, 3321 WLAN_EID_VHT_OPERATION = 192, 3322 WLAN_EID_EXTENDED_BSS_LOAD = 193, 3323 WLAN_EID_WIDE_BW_CHANNEL_SWITCH = 194, 3324 WLAN_EID_TX_POWER_ENVELOPE = 195, 3325 WLAN_EID_CHANNEL_SWITCH_WRAPPER = 196, 3326 WLAN_EID_AID = 197, 3327 WLAN_EID_QUIET_CHANNEL = 198, 3328 WLAN_EID_OPMODE_NOTIF = 199, 3329 3330 WLAN_EID_REDUCED_NEIGHBOR_REPORT = 201, 3331 3332 WLAN_EID_AID_REQUEST = 210, 3333 WLAN_EID_AID_RESPONSE = 211, 3334 WLAN_EID_S1G_BCN_COMPAT = 213, 3335 WLAN_EID_S1G_SHORT_BCN_INTERVAL = 214, 3336 WLAN_EID_S1G_TWT = 216, 3337 WLAN_EID_S1G_CAPABILITIES = 217, 3338 WLAN_EID_VENDOR_SPECIFIC = 221, 3339 WLAN_EID_QOS_PARAMETER = 222, 3340 WLAN_EID_S1G_OPERATION = 232, 3341 WLAN_EID_CAG_NUMBER = 237, 3342 WLAN_EID_AP_CSN = 239, 3343 WLAN_EID_FILS_INDICATION = 240, 3344 WLAN_EID_DILS = 241, 3345 WLAN_EID_FRAGMENT = 242, 3346 WLAN_EID_RSNX = 244, 3347 WLAN_EID_EXTENSION = 255 3348 }; 3349 3350 /* Element ID Extensions for Element ID 255 */ 3351 enum ieee80211_eid_ext { 3352 WLAN_EID_EXT_ASSOC_DELAY_INFO = 1, 3353 WLAN_EID_EXT_FILS_REQ_PARAMS = 2, 3354 WLAN_EID_EXT_FILS_KEY_CONFIRM = 3, 3355 WLAN_EID_EXT_FILS_SESSION = 4, 3356 WLAN_EID_EXT_FILS_HLP_CONTAINER = 5, 3357 WLAN_EID_EXT_FILS_IP_ADDR_ASSIGN = 6, 3358 WLAN_EID_EXT_KEY_DELIVERY = 7, 3359 WLAN_EID_EXT_FILS_WRAPPED_DATA = 8, 3360 WLAN_EID_EXT_FILS_PUBLIC_KEY = 12, 3361 WLAN_EID_EXT_FILS_NONCE = 13, 3362 WLAN_EID_EXT_FUTURE_CHAN_GUIDANCE = 14, 3363 WLAN_EID_EXT_HE_CAPABILITY = 35, 3364 WLAN_EID_EXT_HE_OPERATION = 36, 3365 WLAN_EID_EXT_UORA = 37, 3366 WLAN_EID_EXT_HE_MU_EDCA = 38, 3367 WLAN_EID_EXT_HE_SPR = 39, 3368 WLAN_EID_EXT_NDP_FEEDBACK_REPORT_PARAMSET = 41, 3369 WLAN_EID_EXT_BSS_COLOR_CHG_ANN = 42, 3370 WLAN_EID_EXT_QUIET_TIME_PERIOD_SETUP = 43, 3371 WLAN_EID_EXT_ESS_REPORT = 45, 3372 WLAN_EID_EXT_OPS = 46, 3373 WLAN_EID_EXT_HE_BSS_LOAD = 47, 3374 WLAN_EID_EXT_MAX_CHANNEL_SWITCH_TIME = 52, 3375 WLAN_EID_EXT_MULTIPLE_BSSID_CONFIGURATION = 55, 3376 WLAN_EID_EXT_NON_INHERITANCE = 56, 3377 WLAN_EID_EXT_KNOWN_BSSID = 57, 3378 WLAN_EID_EXT_SHORT_SSID_LIST = 58, 3379 WLAN_EID_EXT_HE_6GHZ_CAPA = 59, 3380 WLAN_EID_EXT_UL_MU_POWER_CAPA = 60, 3381 WLAN_EID_EXT_EHT_OPERATION = 106, 3382 WLAN_EID_EXT_EHT_MULTI_LINK = 107, 3383 WLAN_EID_EXT_EHT_CAPABILITY = 108, 3384 }; 3385 3386 /* Action category code */ 3387 enum ieee80211_category { 3388 WLAN_CATEGORY_SPECTRUM_MGMT = 0, 3389 WLAN_CATEGORY_QOS = 1, 3390 WLAN_CATEGORY_DLS = 2, 3391 WLAN_CATEGORY_BACK = 3, 3392 WLAN_CATEGORY_PUBLIC = 4, 3393 WLAN_CATEGORY_RADIO_MEASUREMENT = 5, 3394 WLAN_CATEGORY_FAST_BBS_TRANSITION = 6, 3395 WLAN_CATEGORY_HT = 7, 3396 WLAN_CATEGORY_SA_QUERY = 8, 3397 WLAN_CATEGORY_PROTECTED_DUAL_OF_ACTION = 9, 3398 WLAN_CATEGORY_WNM = 10, 3399 WLAN_CATEGORY_WNM_UNPROTECTED = 11, 3400 WLAN_CATEGORY_TDLS = 12, 3401 WLAN_CATEGORY_MESH_ACTION = 13, 3402 WLAN_CATEGORY_MULTIHOP_ACTION = 14, 3403 WLAN_CATEGORY_SELF_PROTECTED = 15, 3404 WLAN_CATEGORY_DMG = 16, 3405 WLAN_CATEGORY_WMM = 17, 3406 WLAN_CATEGORY_FST = 18, 3407 WLAN_CATEGORY_UNPROT_DMG = 20, 3408 WLAN_CATEGORY_VHT = 21, 3409 WLAN_CATEGORY_S1G = 22, 3410 WLAN_CATEGORY_VENDOR_SPECIFIC_PROTECTED = 126, 3411 WLAN_CATEGORY_VENDOR_SPECIFIC = 127, 3412 }; 3413 3414 /* SPECTRUM_MGMT action code */ 3415 enum ieee80211_spectrum_mgmt_actioncode { 3416 WLAN_ACTION_SPCT_MSR_REQ = 0, 3417 WLAN_ACTION_SPCT_MSR_RPRT = 1, 3418 WLAN_ACTION_SPCT_TPC_REQ = 2, 3419 WLAN_ACTION_SPCT_TPC_RPRT = 3, 3420 WLAN_ACTION_SPCT_CHL_SWITCH = 4, 3421 }; 3422 3423 /* HT action codes */ 3424 enum ieee80211_ht_actioncode { 3425 WLAN_HT_ACTION_NOTIFY_CHANWIDTH = 0, 3426 WLAN_HT_ACTION_SMPS = 1, 3427 WLAN_HT_ACTION_PSMP = 2, 3428 WLAN_HT_ACTION_PCO_PHASE = 3, 3429 WLAN_HT_ACTION_CSI = 4, 3430 WLAN_HT_ACTION_NONCOMPRESSED_BF = 5, 3431 WLAN_HT_ACTION_COMPRESSED_BF = 6, 3432 WLAN_HT_ACTION_ASEL_IDX_FEEDBACK = 7, 3433 }; 3434 3435 /* VHT action codes */ 3436 enum ieee80211_vht_actioncode { 3437 WLAN_VHT_ACTION_COMPRESSED_BF = 0, 3438 WLAN_VHT_ACTION_GROUPID_MGMT = 1, 3439 WLAN_VHT_ACTION_OPMODE_NOTIF = 2, 3440 }; 3441 3442 /* Self Protected Action codes */ 3443 enum ieee80211_self_protected_actioncode { 3444 WLAN_SP_RESERVED = 0, 3445 WLAN_SP_MESH_PEERING_OPEN = 1, 3446 WLAN_SP_MESH_PEERING_CONFIRM = 2, 3447 WLAN_SP_MESH_PEERING_CLOSE = 3, 3448 WLAN_SP_MGK_INFORM = 4, 3449 WLAN_SP_MGK_ACK = 5, 3450 }; 3451 3452 /* Mesh action codes */ 3453 enum ieee80211_mesh_actioncode { 3454 WLAN_MESH_ACTION_LINK_METRIC_REPORT, 3455 WLAN_MESH_ACTION_HWMP_PATH_SELECTION, 3456 WLAN_MESH_ACTION_GATE_ANNOUNCEMENT, 3457 WLAN_MESH_ACTION_CONGESTION_CONTROL_NOTIFICATION, 3458 WLAN_MESH_ACTION_MCCA_SETUP_REQUEST, 3459 WLAN_MESH_ACTION_MCCA_SETUP_REPLY, 3460 WLAN_MESH_ACTION_MCCA_ADVERTISEMENT_REQUEST, 3461 WLAN_MESH_ACTION_MCCA_ADVERTISEMENT, 3462 WLAN_MESH_ACTION_MCCA_TEARDOWN, 3463 WLAN_MESH_ACTION_TBTT_ADJUSTMENT_REQUEST, 3464 WLAN_MESH_ACTION_TBTT_ADJUSTMENT_RESPONSE, 3465 }; 3466 3467 /* Security key length */ 3468 enum ieee80211_key_len { 3469 WLAN_KEY_LEN_WEP40 = 5, 3470 WLAN_KEY_LEN_WEP104 = 13, 3471 WLAN_KEY_LEN_CCMP = 16, 3472 WLAN_KEY_LEN_CCMP_256 = 32, 3473 WLAN_KEY_LEN_TKIP = 32, 3474 WLAN_KEY_LEN_AES_CMAC = 16, 3475 WLAN_KEY_LEN_SMS4 = 32, 3476 WLAN_KEY_LEN_GCMP = 16, 3477 WLAN_KEY_LEN_GCMP_256 = 32, 3478 WLAN_KEY_LEN_BIP_CMAC_256 = 32, 3479 WLAN_KEY_LEN_BIP_GMAC_128 = 16, 3480 WLAN_KEY_LEN_BIP_GMAC_256 = 32, 3481 }; 3482 3483 enum ieee80211_s1g_actioncode { 3484 WLAN_S1G_AID_SWITCH_REQUEST, 3485 WLAN_S1G_AID_SWITCH_RESPONSE, 3486 WLAN_S1G_SYNC_CONTROL, 3487 WLAN_S1G_STA_INFO_ANNOUNCE, 3488 WLAN_S1G_EDCA_PARAM_SET, 3489 WLAN_S1G_EL_OPERATION, 3490 WLAN_S1G_TWT_SETUP, 3491 WLAN_S1G_TWT_TEARDOWN, 3492 WLAN_S1G_SECT_GROUP_ID_LIST, 3493 WLAN_S1G_SECT_ID_FEEDBACK, 3494 WLAN_S1G_TWT_INFORMATION = 11, 3495 }; 3496 3497 #define IEEE80211_WEP_IV_LEN 4 3498 #define IEEE80211_WEP_ICV_LEN 4 3499 #define IEEE80211_CCMP_HDR_LEN 8 3500 #define IEEE80211_CCMP_MIC_LEN 8 3501 #define IEEE80211_CCMP_PN_LEN 6 3502 #define IEEE80211_CCMP_256_HDR_LEN 8 3503 #define IEEE80211_CCMP_256_MIC_LEN 16 3504 #define IEEE80211_CCMP_256_PN_LEN 6 3505 #define IEEE80211_TKIP_IV_LEN 8 3506 #define IEEE80211_TKIP_ICV_LEN 4 3507 #define IEEE80211_CMAC_PN_LEN 6 3508 #define IEEE80211_GMAC_PN_LEN 6 3509 #define IEEE80211_GCMP_HDR_LEN 8 3510 #define IEEE80211_GCMP_MIC_LEN 16 3511 #define IEEE80211_GCMP_PN_LEN 6 3512 3513 #define FILS_NONCE_LEN 16 3514 #define FILS_MAX_KEK_LEN 64 3515 3516 #define FILS_ERP_MAX_USERNAME_LEN 16 3517 #define FILS_ERP_MAX_REALM_LEN 253 3518 #define FILS_ERP_MAX_RRK_LEN 64 3519 3520 #define PMK_MAX_LEN 64 3521 #define SAE_PASSWORD_MAX_LEN 128 3522 3523 /* Public action codes (IEEE Std 802.11-2016, 9.6.8.1, Table 9-307) */ 3524 enum ieee80211_pub_actioncode { 3525 WLAN_PUB_ACTION_20_40_BSS_COEX = 0, 3526 WLAN_PUB_ACTION_DSE_ENABLEMENT = 1, 3527 WLAN_PUB_ACTION_DSE_DEENABLEMENT = 2, 3528 WLAN_PUB_ACTION_DSE_REG_LOC_ANN = 3, 3529 WLAN_PUB_ACTION_EXT_CHANSW_ANN = 4, 3530 WLAN_PUB_ACTION_DSE_MSMT_REQ = 5, 3531 WLAN_PUB_ACTION_DSE_MSMT_RESP = 6, 3532 WLAN_PUB_ACTION_MSMT_PILOT = 7, 3533 WLAN_PUB_ACTION_DSE_PC = 8, 3534 WLAN_PUB_ACTION_VENDOR_SPECIFIC = 9, 3535 WLAN_PUB_ACTION_GAS_INITIAL_REQ = 10, 3536 WLAN_PUB_ACTION_GAS_INITIAL_RESP = 11, 3537 WLAN_PUB_ACTION_GAS_COMEBACK_REQ = 12, 3538 WLAN_PUB_ACTION_GAS_COMEBACK_RESP = 13, 3539 WLAN_PUB_ACTION_TDLS_DISCOVER_RES = 14, 3540 WLAN_PUB_ACTION_LOC_TRACK_NOTI = 15, 3541 WLAN_PUB_ACTION_QAB_REQUEST_FRAME = 16, 3542 WLAN_PUB_ACTION_QAB_RESPONSE_FRAME = 17, 3543 WLAN_PUB_ACTION_QMF_POLICY = 18, 3544 WLAN_PUB_ACTION_QMF_POLICY_CHANGE = 19, 3545 WLAN_PUB_ACTION_QLOAD_REQUEST = 20, 3546 WLAN_PUB_ACTION_QLOAD_REPORT = 21, 3547 WLAN_PUB_ACTION_HCCA_TXOP_ADVERT = 22, 3548 WLAN_PUB_ACTION_HCCA_TXOP_RESPONSE = 23, 3549 WLAN_PUB_ACTION_PUBLIC_KEY = 24, 3550 WLAN_PUB_ACTION_CHANNEL_AVAIL_QUERY = 25, 3551 WLAN_PUB_ACTION_CHANNEL_SCHEDULE_MGMT = 26, 3552 WLAN_PUB_ACTION_CONTACT_VERI_SIGNAL = 27, 3553 WLAN_PUB_ACTION_GDD_ENABLEMENT_REQ = 28, 3554 WLAN_PUB_ACTION_GDD_ENABLEMENT_RESP = 29, 3555 WLAN_PUB_ACTION_NETWORK_CHANNEL_CONTROL = 30, 3556 WLAN_PUB_ACTION_WHITE_SPACE_MAP_ANN = 31, 3557 WLAN_PUB_ACTION_FTM_REQUEST = 32, 3558 WLAN_PUB_ACTION_FTM = 33, 3559 WLAN_PUB_ACTION_FILS_DISCOVERY = 34, 3560 }; 3561 3562 /* TDLS action codes */ 3563 enum ieee80211_tdls_actioncode { 3564 WLAN_TDLS_SETUP_REQUEST = 0, 3565 WLAN_TDLS_SETUP_RESPONSE = 1, 3566 WLAN_TDLS_SETUP_CONFIRM = 2, 3567 WLAN_TDLS_TEARDOWN = 3, 3568 WLAN_TDLS_PEER_TRAFFIC_INDICATION = 4, 3569 WLAN_TDLS_CHANNEL_SWITCH_REQUEST = 5, 3570 WLAN_TDLS_CHANNEL_SWITCH_RESPONSE = 6, 3571 WLAN_TDLS_PEER_PSM_REQUEST = 7, 3572 WLAN_TDLS_PEER_PSM_RESPONSE = 8, 3573 WLAN_TDLS_PEER_TRAFFIC_RESPONSE = 9, 3574 WLAN_TDLS_DISCOVERY_REQUEST = 10, 3575 }; 3576 3577 /* Extended Channel Switching capability to be set in the 1st byte of 3578 * the @WLAN_EID_EXT_CAPABILITY information element 3579 */ 3580 #define WLAN_EXT_CAPA1_EXT_CHANNEL_SWITCHING BIT(2) 3581 3582 /* Multiple BSSID capability is set in the 6th bit of 3rd byte of the 3583 * @WLAN_EID_EXT_CAPABILITY information element 3584 */ 3585 #define WLAN_EXT_CAPA3_MULTI_BSSID_SUPPORT BIT(6) 3586 3587 /* Timing Measurement protocol for time sync is set in the 7th bit of 3rd byte 3588 * of the @WLAN_EID_EXT_CAPABILITY information element 3589 */ 3590 #define WLAN_EXT_CAPA3_TIMING_MEASUREMENT_SUPPORT BIT(7) 3591 3592 /* TDLS capabilities in the 4th byte of @WLAN_EID_EXT_CAPABILITY */ 3593 #define WLAN_EXT_CAPA4_TDLS_BUFFER_STA BIT(4) 3594 #define WLAN_EXT_CAPA4_TDLS_PEER_PSM BIT(5) 3595 #define WLAN_EXT_CAPA4_TDLS_CHAN_SWITCH BIT(6) 3596 3597 /* Interworking capabilities are set in 7th bit of 4th byte of the 3598 * @WLAN_EID_EXT_CAPABILITY information element 3599 */ 3600 #define WLAN_EXT_CAPA4_INTERWORKING_ENABLED BIT(7) 3601 3602 /* 3603 * TDLS capabililites to be enabled in the 5th byte of the 3604 * @WLAN_EID_EXT_CAPABILITY information element 3605 */ 3606 #define WLAN_EXT_CAPA5_TDLS_ENABLED BIT(5) 3607 #define WLAN_EXT_CAPA5_TDLS_PROHIBITED BIT(6) 3608 #define WLAN_EXT_CAPA5_TDLS_CH_SW_PROHIBITED BIT(7) 3609 3610 #define WLAN_EXT_CAPA8_TDLS_WIDE_BW_ENABLED BIT(5) 3611 #define WLAN_EXT_CAPA8_OPMODE_NOTIF BIT(6) 3612 3613 /* Defines the maximal number of MSDUs in an A-MSDU. */ 3614 #define WLAN_EXT_CAPA8_MAX_MSDU_IN_AMSDU_LSB BIT(7) 3615 #define WLAN_EXT_CAPA9_MAX_MSDU_IN_AMSDU_MSB BIT(0) 3616 3617 /* 3618 * Fine Timing Measurement Initiator - bit 71 of @WLAN_EID_EXT_CAPABILITY 3619 * information element 3620 */ 3621 #define WLAN_EXT_CAPA9_FTM_INITIATOR BIT(7) 3622 3623 /* Defines support for TWT Requester and TWT Responder */ 3624 #define WLAN_EXT_CAPA10_TWT_REQUESTER_SUPPORT BIT(5) 3625 #define WLAN_EXT_CAPA10_TWT_RESPONDER_SUPPORT BIT(6) 3626 3627 /* 3628 * When set, indicates that the AP is able to tolerate 26-tone RU UL 3629 * OFDMA transmissions using HE TB PPDU from OBSS (not falsely classify the 3630 * 26-tone RU UL OFDMA transmissions as radar pulses). 3631 */ 3632 #define WLAN_EXT_CAPA10_OBSS_NARROW_BW_RU_TOLERANCE_SUPPORT BIT(7) 3633 3634 /* Defines support for enhanced multi-bssid advertisement*/ 3635 #define WLAN_EXT_CAPA11_EMA_SUPPORT BIT(3) 3636 3637 /* TDLS specific payload type in the LLC/SNAP header */ 3638 #define WLAN_TDLS_SNAP_RFTYPE 0x2 3639 3640 /* BSS Coex IE information field bits */ 3641 #define WLAN_BSS_COEX_INFORMATION_REQUEST BIT(0) 3642 3643 /** 3644 * enum ieee80211_mesh_sync_method - mesh synchronization method identifier 3645 * 3646 * @IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET: the default synchronization method 3647 * @IEEE80211_SYNC_METHOD_VENDOR: a vendor specific synchronization method 3648 * that will be specified in a vendor specific information element 3649 */ 3650 enum ieee80211_mesh_sync_method { 3651 IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET = 1, 3652 IEEE80211_SYNC_METHOD_VENDOR = 255, 3653 }; 3654 3655 /** 3656 * enum ieee80211_mesh_path_protocol - mesh path selection protocol identifier 3657 * 3658 * @IEEE80211_PATH_PROTOCOL_HWMP: the default path selection protocol 3659 * @IEEE80211_PATH_PROTOCOL_VENDOR: a vendor specific protocol that will 3660 * be specified in a vendor specific information element 3661 */ 3662 enum ieee80211_mesh_path_protocol { 3663 IEEE80211_PATH_PROTOCOL_HWMP = 1, 3664 IEEE80211_PATH_PROTOCOL_VENDOR = 255, 3665 }; 3666 3667 /** 3668 * enum ieee80211_mesh_path_metric - mesh path selection metric identifier 3669 * 3670 * @IEEE80211_PATH_METRIC_AIRTIME: the default path selection metric 3671 * @IEEE80211_PATH_METRIC_VENDOR: a vendor specific metric that will be 3672 * specified in a vendor specific information element 3673 */ 3674 enum ieee80211_mesh_path_metric { 3675 IEEE80211_PATH_METRIC_AIRTIME = 1, 3676 IEEE80211_PATH_METRIC_VENDOR = 255, 3677 }; 3678 3679 /** 3680 * enum ieee80211_root_mode_identifier - root mesh STA mode identifier 3681 * 3682 * These attribute are used by dot11MeshHWMPRootMode to set root mesh STA mode 3683 * 3684 * @IEEE80211_ROOTMODE_NO_ROOT: the mesh STA is not a root mesh STA (default) 3685 * @IEEE80211_ROOTMODE_ROOT: the mesh STA is a root mesh STA if greater than 3686 * this value 3687 * @IEEE80211_PROACTIVE_PREQ_NO_PREP: the mesh STA is a root mesh STA supports 3688 * the proactive PREQ with proactive PREP subfield set to 0 3689 * @IEEE80211_PROACTIVE_PREQ_WITH_PREP: the mesh STA is a root mesh STA 3690 * supports the proactive PREQ with proactive PREP subfield set to 1 3691 * @IEEE80211_PROACTIVE_RANN: the mesh STA is a root mesh STA supports 3692 * the proactive RANN 3693 */ 3694 enum ieee80211_root_mode_identifier { 3695 IEEE80211_ROOTMODE_NO_ROOT = 0, 3696 IEEE80211_ROOTMODE_ROOT = 1, 3697 IEEE80211_PROACTIVE_PREQ_NO_PREP = 2, 3698 IEEE80211_PROACTIVE_PREQ_WITH_PREP = 3, 3699 IEEE80211_PROACTIVE_RANN = 4, 3700 }; 3701 3702 /* 3703 * IEEE 802.11-2007 7.3.2.9 Country information element 3704 * 3705 * Minimum length is 8 octets, ie len must be evenly 3706 * divisible by 2 3707 */ 3708 3709 /* Although the spec says 8 I'm seeing 6 in practice */ 3710 #define IEEE80211_COUNTRY_IE_MIN_LEN 6 3711 3712 /* The Country String field of the element shall be 3 octets in length */ 3713 #define IEEE80211_COUNTRY_STRING_LEN 3 3714 3715 /* 3716 * For regulatory extension stuff see IEEE 802.11-2007 3717 * Annex I (page 1141) and Annex J (page 1147). Also 3718 * review 7.3.2.9. 3719 * 3720 * When dot11RegulatoryClassesRequired is true and the 3721 * first_channel/reg_extension_id is >= 201 then the IE 3722 * compromises of the 'ext' struct represented below: 3723 * 3724 * - Regulatory extension ID - when generating IE this just needs 3725 * to be monotonically increasing for each triplet passed in 3726 * the IE 3727 * - Regulatory class - index into set of rules 3728 * - Coverage class - index into air propagation time (Table 7-27), 3729 * in microseconds, you can compute the air propagation time from 3730 * the index by multiplying by 3, so index 10 yields a propagation 3731 * of 10 us. Valid values are 0-31, values 32-255 are not defined 3732 * yet. A value of 0 inicates air propagation of <= 1 us. 3733 * 3734 * See also Table I.2 for Emission limit sets and table 3735 * I.3 for Behavior limit sets. Table J.1 indicates how to map 3736 * a reg_class to an emission limit set and behavior limit set. 3737 */ 3738 #define IEEE80211_COUNTRY_EXTENSION_ID 201 3739 3740 /* 3741 * Channels numbers in the IE must be monotonically increasing 3742 * if dot11RegulatoryClassesRequired is not true. 3743 * 3744 * If dot11RegulatoryClassesRequired is true consecutive 3745 * subband triplets following a regulatory triplet shall 3746 * have monotonically increasing first_channel number fields. 3747 * 3748 * Channel numbers shall not overlap. 3749 * 3750 * Note that max_power is signed. 3751 */ 3752 struct ieee80211_country_ie_triplet { 3753 union { 3754 struct { 3755 u8 first_channel; 3756 u8 num_channels; 3757 s8 max_power; 3758 } __packed chans; 3759 struct { 3760 u8 reg_extension_id; 3761 u8 reg_class; 3762 u8 coverage_class; 3763 } __packed ext; 3764 }; 3765 } __packed; 3766 3767 enum ieee80211_timeout_interval_type { 3768 WLAN_TIMEOUT_REASSOC_DEADLINE = 1 /* 802.11r */, 3769 WLAN_TIMEOUT_KEY_LIFETIME = 2 /* 802.11r */, 3770 WLAN_TIMEOUT_ASSOC_COMEBACK = 3 /* 802.11w */, 3771 }; 3772 3773 /** 3774 * struct ieee80211_timeout_interval_ie - Timeout Interval element 3775 * @type: type, see &enum ieee80211_timeout_interval_type 3776 * @value: timeout interval value 3777 */ 3778 struct ieee80211_timeout_interval_ie { 3779 u8 type; 3780 __le32 value; 3781 } __packed; 3782 3783 /** 3784 * enum ieee80211_idle_options - BSS idle options 3785 * @WLAN_IDLE_OPTIONS_PROTECTED_KEEP_ALIVE: the station should send an RSN 3786 * protected frame to the AP to reset the idle timer at the AP for 3787 * the station. 3788 */ 3789 enum ieee80211_idle_options { 3790 WLAN_IDLE_OPTIONS_PROTECTED_KEEP_ALIVE = BIT(0), 3791 }; 3792 3793 /** 3794 * struct ieee80211_bss_max_idle_period_ie 3795 * 3796 * This structure refers to "BSS Max idle period element" 3797 * 3798 * @max_idle_period: indicates the time period during which a station can 3799 * refrain from transmitting frames to its associated AP without being 3800 * disassociated. In units of 1000 TUs. 3801 * @idle_options: indicates the options associated with the BSS idle capability 3802 * as specified in &enum ieee80211_idle_options. 3803 */ 3804 struct ieee80211_bss_max_idle_period_ie { 3805 __le16 max_idle_period; 3806 u8 idle_options; 3807 } __packed; 3808 3809 /* BACK action code */ 3810 enum ieee80211_back_actioncode { 3811 WLAN_ACTION_ADDBA_REQ = 0, 3812 WLAN_ACTION_ADDBA_RESP = 1, 3813 WLAN_ACTION_DELBA = 2, 3814 }; 3815 3816 /* BACK (block-ack) parties */ 3817 enum ieee80211_back_parties { 3818 WLAN_BACK_RECIPIENT = 0, 3819 WLAN_BACK_INITIATOR = 1, 3820 }; 3821 3822 /* SA Query action */ 3823 enum ieee80211_sa_query_action { 3824 WLAN_ACTION_SA_QUERY_REQUEST = 0, 3825 WLAN_ACTION_SA_QUERY_RESPONSE = 1, 3826 }; 3827 3828 /** 3829 * struct ieee80211_bssid_index 3830 * 3831 * This structure refers to "Multiple BSSID-index element" 3832 * 3833 * @bssid_index: BSSID index 3834 * @dtim_period: optional, overrides transmitted BSS dtim period 3835 * @dtim_count: optional, overrides transmitted BSS dtim count 3836 */ 3837 struct ieee80211_bssid_index { 3838 u8 bssid_index; 3839 u8 dtim_period; 3840 u8 dtim_count; 3841 }; 3842 3843 /** 3844 * struct ieee80211_multiple_bssid_configuration 3845 * 3846 * This structure refers to "Multiple BSSID Configuration element" 3847 * 3848 * @bssid_count: total number of active BSSIDs in the set 3849 * @profile_periodicity: the least number of beacon frames need to be received 3850 * in order to discover all the nontransmitted BSSIDs in the set. 3851 */ 3852 struct ieee80211_multiple_bssid_configuration { 3853 u8 bssid_count; 3854 u8 profile_periodicity; 3855 }; 3856 3857 #define SUITE(oui, id) (((oui) << 8) | (id)) 3858 3859 /* cipher suite selectors */ 3860 #define WLAN_CIPHER_SUITE_USE_GROUP SUITE(0x000FAC, 0) 3861 #define WLAN_CIPHER_SUITE_WEP40 SUITE(0x000FAC, 1) 3862 #define WLAN_CIPHER_SUITE_TKIP SUITE(0x000FAC, 2) 3863 /* reserved: SUITE(0x000FAC, 3) */ 3864 #define WLAN_CIPHER_SUITE_CCMP SUITE(0x000FAC, 4) 3865 #define WLAN_CIPHER_SUITE_WEP104 SUITE(0x000FAC, 5) 3866 #define WLAN_CIPHER_SUITE_AES_CMAC SUITE(0x000FAC, 6) 3867 #define WLAN_CIPHER_SUITE_GCMP SUITE(0x000FAC, 8) 3868 #define WLAN_CIPHER_SUITE_GCMP_256 SUITE(0x000FAC, 9) 3869 #define WLAN_CIPHER_SUITE_CCMP_256 SUITE(0x000FAC, 10) 3870 #define WLAN_CIPHER_SUITE_BIP_GMAC_128 SUITE(0x000FAC, 11) 3871 #define WLAN_CIPHER_SUITE_BIP_GMAC_256 SUITE(0x000FAC, 12) 3872 #define WLAN_CIPHER_SUITE_BIP_CMAC_256 SUITE(0x000FAC, 13) 3873 3874 #define WLAN_CIPHER_SUITE_SMS4 SUITE(0x001472, 1) 3875 3876 /* AKM suite selectors */ 3877 #define WLAN_AKM_SUITE_8021X SUITE(0x000FAC, 1) 3878 #define WLAN_AKM_SUITE_PSK SUITE(0x000FAC, 2) 3879 #define WLAN_AKM_SUITE_FT_8021X SUITE(0x000FAC, 3) 3880 #define WLAN_AKM_SUITE_FT_PSK SUITE(0x000FAC, 4) 3881 #define WLAN_AKM_SUITE_8021X_SHA256 SUITE(0x000FAC, 5) 3882 #define WLAN_AKM_SUITE_PSK_SHA256 SUITE(0x000FAC, 6) 3883 #define WLAN_AKM_SUITE_TDLS SUITE(0x000FAC, 7) 3884 #define WLAN_AKM_SUITE_SAE SUITE(0x000FAC, 8) 3885 #define WLAN_AKM_SUITE_FT_OVER_SAE SUITE(0x000FAC, 9) 3886 #define WLAN_AKM_SUITE_AP_PEER_KEY SUITE(0x000FAC, 10) 3887 #define WLAN_AKM_SUITE_8021X_SUITE_B SUITE(0x000FAC, 11) 3888 #define WLAN_AKM_SUITE_8021X_SUITE_B_192 SUITE(0x000FAC, 12) 3889 #define WLAN_AKM_SUITE_FT_8021X_SHA384 SUITE(0x000FAC, 13) 3890 #define WLAN_AKM_SUITE_FILS_SHA256 SUITE(0x000FAC, 14) 3891 #define WLAN_AKM_SUITE_FILS_SHA384 SUITE(0x000FAC, 15) 3892 #define WLAN_AKM_SUITE_FT_FILS_SHA256 SUITE(0x000FAC, 16) 3893 #define WLAN_AKM_SUITE_FT_FILS_SHA384 SUITE(0x000FAC, 17) 3894 #define WLAN_AKM_SUITE_OWE SUITE(0x000FAC, 18) 3895 #define WLAN_AKM_SUITE_FT_PSK_SHA384 SUITE(0x000FAC, 19) 3896 #define WLAN_AKM_SUITE_PSK_SHA384 SUITE(0x000FAC, 20) 3897 3898 #define WLAN_AKM_SUITE_WFA_DPP SUITE(WLAN_OUI_WFA, 2) 3899 3900 #define WLAN_MAX_KEY_LEN 32 3901 3902 #define WLAN_PMK_NAME_LEN 16 3903 #define WLAN_PMKID_LEN 16 3904 #define WLAN_PMK_LEN_EAP_LEAP 16 3905 #define WLAN_PMK_LEN 32 3906 #define WLAN_PMK_LEN_SUITE_B_192 48 3907 3908 #define WLAN_OUI_WFA 0x506f9a 3909 #define WLAN_OUI_TYPE_WFA_P2P 9 3910 #define WLAN_OUI_TYPE_WFA_DPP 0x1A 3911 #define WLAN_OUI_MICROSOFT 0x0050f2 3912 #define WLAN_OUI_TYPE_MICROSOFT_WPA 1 3913 #define WLAN_OUI_TYPE_MICROSOFT_WMM 2 3914 #define WLAN_OUI_TYPE_MICROSOFT_WPS 4 3915 #define WLAN_OUI_TYPE_MICROSOFT_TPC 8 3916 3917 /* 3918 * WMM/802.11e Tspec Element 3919 */ 3920 #define IEEE80211_WMM_IE_TSPEC_TID_MASK 0x0F 3921 #define IEEE80211_WMM_IE_TSPEC_TID_SHIFT 1 3922 3923 enum ieee80211_tspec_status_code { 3924 IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED = 0, 3925 IEEE80211_TSPEC_STATUS_ADDTS_INVAL_PARAMS = 0x1, 3926 }; 3927 3928 struct ieee80211_tspec_ie { 3929 u8 element_id; 3930 u8 len; 3931 u8 oui[3]; 3932 u8 oui_type; 3933 u8 oui_subtype; 3934 u8 version; 3935 __le16 tsinfo; 3936 u8 tsinfo_resvd; 3937 __le16 nominal_msdu; 3938 __le16 max_msdu; 3939 __le32 min_service_int; 3940 __le32 max_service_int; 3941 __le32 inactivity_int; 3942 __le32 suspension_int; 3943 __le32 service_start_time; 3944 __le32 min_data_rate; 3945 __le32 mean_data_rate; 3946 __le32 peak_data_rate; 3947 __le32 max_burst_size; 3948 __le32 delay_bound; 3949 __le32 min_phy_rate; 3950 __le16 sba; 3951 __le16 medium_time; 3952 } __packed; 3953 3954 struct ieee80211_he_6ghz_capa { 3955 /* uses IEEE80211_HE_6GHZ_CAP_* below */ 3956 __le16 capa; 3957 } __packed; 3958 3959 /* HE 6 GHz band capabilities */ 3960 /* uses enum ieee80211_min_mpdu_spacing values */ 3961 #define IEEE80211_HE_6GHZ_CAP_MIN_MPDU_START 0x0007 3962 /* uses enum ieee80211_vht_max_ampdu_length_exp values */ 3963 #define IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP 0x0038 3964 /* uses IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_* values */ 3965 #define IEEE80211_HE_6GHZ_CAP_MAX_MPDU_LEN 0x00c0 3966 /* WLAN_HT_CAP_SM_PS_* values */ 3967 #define IEEE80211_HE_6GHZ_CAP_SM_PS 0x0600 3968 #define IEEE80211_HE_6GHZ_CAP_RD_RESPONDER 0x0800 3969 #define IEEE80211_HE_6GHZ_CAP_RX_ANTPAT_CONS 0x1000 3970 #define IEEE80211_HE_6GHZ_CAP_TX_ANTPAT_CONS 0x2000 3971 3972 /** 3973 * ieee80211_get_qos_ctl - get pointer to qos control bytes 3974 * @hdr: the frame 3975 * 3976 * The qos ctrl bytes come after the frame_control, duration, seq_num 3977 * and 3 or 4 addresses of length ETH_ALEN. 3978 * 3 addr: 2 + 2 + 2 + 3*6 = 24 3979 * 4 addr: 2 + 2 + 2 + 4*6 = 30 3980 */ 3981 static inline u8 *ieee80211_get_qos_ctl(struct ieee80211_hdr *hdr) 3982 { 3983 if (ieee80211_has_a4(hdr->frame_control)) 3984 return (u8 *)hdr + 30; 3985 else 3986 return (u8 *)hdr + 24; 3987 } 3988 3989 /** 3990 * ieee80211_get_tid - get qos TID 3991 * @hdr: the frame 3992 */ 3993 static inline u8 ieee80211_get_tid(struct ieee80211_hdr *hdr) 3994 { 3995 u8 *qc = ieee80211_get_qos_ctl(hdr); 3996 3997 return qc[0] & IEEE80211_QOS_CTL_TID_MASK; 3998 } 3999 4000 /** 4001 * ieee80211_get_SA - get pointer to SA 4002 * @hdr: the frame 4003 * 4004 * Given an 802.11 frame, this function returns the offset 4005 * to the source address (SA). It does not verify that the 4006 * header is long enough to contain the address, and the 4007 * header must be long enough to contain the frame control 4008 * field. 4009 */ 4010 static inline u8 *ieee80211_get_SA(struct ieee80211_hdr *hdr) 4011 { 4012 if (ieee80211_has_a4(hdr->frame_control)) 4013 return hdr->addr4; 4014 if (ieee80211_has_fromds(hdr->frame_control)) 4015 return hdr->addr3; 4016 return hdr->addr2; 4017 } 4018 4019 /** 4020 * ieee80211_get_DA - get pointer to DA 4021 * @hdr: the frame 4022 * 4023 * Given an 802.11 frame, this function returns the offset 4024 * to the destination address (DA). It does not verify that 4025 * the header is long enough to contain the address, and the 4026 * header must be long enough to contain the frame control 4027 * field. 4028 */ 4029 static inline u8 *ieee80211_get_DA(struct ieee80211_hdr *hdr) 4030 { 4031 if (ieee80211_has_tods(hdr->frame_control)) 4032 return hdr->addr3; 4033 else 4034 return hdr->addr1; 4035 } 4036 4037 /** 4038 * _ieee80211_is_robust_mgmt_frame - check if frame is a robust management frame 4039 * @hdr: the frame (buffer must include at least the first octet of payload) 4040 */ 4041 static inline bool _ieee80211_is_robust_mgmt_frame(struct ieee80211_hdr *hdr) 4042 { 4043 if (ieee80211_is_disassoc(hdr->frame_control) || 4044 ieee80211_is_deauth(hdr->frame_control)) 4045 return true; 4046 4047 if (ieee80211_is_action(hdr->frame_control)) { 4048 u8 *category; 4049 4050 /* 4051 * Action frames, excluding Public Action frames, are Robust 4052 * Management Frames. However, if we are looking at a Protected 4053 * frame, skip the check since the data may be encrypted and 4054 * the frame has already been found to be a Robust Management 4055 * Frame (by the other end). 4056 */ 4057 if (ieee80211_has_protected(hdr->frame_control)) 4058 return true; 4059 category = ((u8 *) hdr) + 24; 4060 return *category != WLAN_CATEGORY_PUBLIC && 4061 *category != WLAN_CATEGORY_HT && 4062 *category != WLAN_CATEGORY_WNM_UNPROTECTED && 4063 *category != WLAN_CATEGORY_SELF_PROTECTED && 4064 *category != WLAN_CATEGORY_UNPROT_DMG && 4065 *category != WLAN_CATEGORY_VHT && 4066 *category != WLAN_CATEGORY_VENDOR_SPECIFIC; 4067 } 4068 4069 return false; 4070 } 4071 4072 /** 4073 * ieee80211_is_robust_mgmt_frame - check if skb contains a robust mgmt frame 4074 * @skb: the skb containing the frame, length will be checked 4075 */ 4076 static inline bool ieee80211_is_robust_mgmt_frame(struct sk_buff *skb) 4077 { 4078 if (skb->len < IEEE80211_MIN_ACTION_SIZE) 4079 return false; 4080 return _ieee80211_is_robust_mgmt_frame((void *)skb->data); 4081 } 4082 4083 /** 4084 * ieee80211_is_public_action - check if frame is a public action frame 4085 * @hdr: the frame 4086 * @len: length of the frame 4087 */ 4088 static inline bool ieee80211_is_public_action(struct ieee80211_hdr *hdr, 4089 size_t len) 4090 { 4091 struct ieee80211_mgmt *mgmt = (void *)hdr; 4092 4093 if (len < IEEE80211_MIN_ACTION_SIZE) 4094 return false; 4095 if (!ieee80211_is_action(hdr->frame_control)) 4096 return false; 4097 return mgmt->u.action.category == WLAN_CATEGORY_PUBLIC; 4098 } 4099 4100 /** 4101 * _ieee80211_is_group_privacy_action - check if frame is a group addressed 4102 * privacy action frame 4103 * @hdr: the frame 4104 */ 4105 static inline bool _ieee80211_is_group_privacy_action(struct ieee80211_hdr *hdr) 4106 { 4107 struct ieee80211_mgmt *mgmt = (void *)hdr; 4108 4109 if (!ieee80211_is_action(hdr->frame_control) || 4110 !is_multicast_ether_addr(hdr->addr1)) 4111 return false; 4112 4113 return mgmt->u.action.category == WLAN_CATEGORY_MESH_ACTION || 4114 mgmt->u.action.category == WLAN_CATEGORY_MULTIHOP_ACTION; 4115 } 4116 4117 /** 4118 * ieee80211_is_group_privacy_action - check if frame is a group addressed 4119 * privacy action frame 4120 * @skb: the skb containing the frame, length will be checked 4121 */ 4122 static inline bool ieee80211_is_group_privacy_action(struct sk_buff *skb) 4123 { 4124 if (skb->len < IEEE80211_MIN_ACTION_SIZE) 4125 return false; 4126 return _ieee80211_is_group_privacy_action((void *)skb->data); 4127 } 4128 4129 /** 4130 * ieee80211_tu_to_usec - convert time units (TU) to microseconds 4131 * @tu: the TUs 4132 */ 4133 static inline unsigned long ieee80211_tu_to_usec(unsigned long tu) 4134 { 4135 return 1024 * tu; 4136 } 4137 4138 /** 4139 * ieee80211_check_tim - check if AID bit is set in TIM 4140 * @tim: the TIM IE 4141 * @tim_len: length of the TIM IE 4142 * @aid: the AID to look for 4143 */ 4144 static inline bool ieee80211_check_tim(const struct ieee80211_tim_ie *tim, 4145 u8 tim_len, u16 aid) 4146 { 4147 u8 mask; 4148 u8 index, indexn1, indexn2; 4149 4150 if (unlikely(!tim || tim_len < sizeof(*tim))) 4151 return false; 4152 4153 aid &= 0x3fff; 4154 index = aid / 8; 4155 mask = 1 << (aid & 7); 4156 4157 indexn1 = tim->bitmap_ctrl & 0xfe; 4158 indexn2 = tim_len + indexn1 - 4; 4159 4160 if (index < indexn1 || index > indexn2) 4161 return false; 4162 4163 index -= indexn1; 4164 4165 return !!(tim->virtual_map[index] & mask); 4166 } 4167 4168 /** 4169 * ieee80211_get_tdls_action - get tdls packet action (or -1, if not tdls packet) 4170 * @skb: the skb containing the frame, length will not be checked 4171 * @hdr_size: the size of the ieee80211_hdr that starts at skb->data 4172 * 4173 * This function assumes the frame is a data frame, and that the network header 4174 * is in the correct place. 4175 */ 4176 static inline int ieee80211_get_tdls_action(struct sk_buff *skb, u32 hdr_size) 4177 { 4178 if (!skb_is_nonlinear(skb) && 4179 skb->len > (skb_network_offset(skb) + 2)) { 4180 /* Point to where the indication of TDLS should start */ 4181 const u8 *tdls_data = skb_network_header(skb) - 2; 4182 4183 if (get_unaligned_be16(tdls_data) == ETH_P_TDLS && 4184 tdls_data[2] == WLAN_TDLS_SNAP_RFTYPE && 4185 tdls_data[3] == WLAN_CATEGORY_TDLS) 4186 return tdls_data[4]; 4187 } 4188 4189 return -1; 4190 } 4191 4192 /* convert time units */ 4193 #define TU_TO_JIFFIES(x) (usecs_to_jiffies((x) * 1024)) 4194 #define TU_TO_EXP_TIME(x) (jiffies + TU_TO_JIFFIES(x)) 4195 4196 /* convert frequencies */ 4197 #define MHZ_TO_KHZ(freq) ((freq) * 1000) 4198 #define KHZ_TO_MHZ(freq) ((freq) / 1000) 4199 #define PR_KHZ(f) KHZ_TO_MHZ(f), f % 1000 4200 #define KHZ_F "%d.%03d" 4201 4202 /* convert powers */ 4203 #define DBI_TO_MBI(gain) ((gain) * 100) 4204 #define MBI_TO_DBI(gain) ((gain) / 100) 4205 #define DBM_TO_MBM(gain) ((gain) * 100) 4206 #define MBM_TO_DBM(gain) ((gain) / 100) 4207 4208 /** 4209 * ieee80211_action_contains_tpc - checks if the frame contains TPC element 4210 * @skb: the skb containing the frame, length will be checked 4211 * 4212 * This function checks if it's either TPC report action frame or Link 4213 * Measurement report action frame as defined in IEEE Std. 802.11-2012 8.5.2.5 4214 * and 8.5.7.5 accordingly. 4215 */ 4216 static inline bool ieee80211_action_contains_tpc(struct sk_buff *skb) 4217 { 4218 struct ieee80211_mgmt *mgmt = (void *)skb->data; 4219 4220 if (!ieee80211_is_action(mgmt->frame_control)) 4221 return false; 4222 4223 if (skb->len < IEEE80211_MIN_ACTION_SIZE + 4224 sizeof(mgmt->u.action.u.tpc_report)) 4225 return false; 4226 4227 /* 4228 * TPC report - check that: 4229 * category = 0 (Spectrum Management) or 5 (Radio Measurement) 4230 * spectrum management action = 3 (TPC/Link Measurement report) 4231 * TPC report EID = 35 4232 * TPC report element length = 2 4233 * 4234 * The spectrum management's tpc_report struct is used here both for 4235 * parsing tpc_report and radio measurement's link measurement report 4236 * frame, since the relevant part is identical in both frames. 4237 */ 4238 if (mgmt->u.action.category != WLAN_CATEGORY_SPECTRUM_MGMT && 4239 mgmt->u.action.category != WLAN_CATEGORY_RADIO_MEASUREMENT) 4240 return false; 4241 4242 /* both spectrum mgmt and link measurement have same action code */ 4243 if (mgmt->u.action.u.tpc_report.action_code != 4244 WLAN_ACTION_SPCT_TPC_RPRT) 4245 return false; 4246 4247 if (mgmt->u.action.u.tpc_report.tpc_elem_id != WLAN_EID_TPC_REPORT || 4248 mgmt->u.action.u.tpc_report.tpc_elem_length != 4249 sizeof(struct ieee80211_tpc_report_ie)) 4250 return false; 4251 4252 return true; 4253 } 4254 4255 struct element { 4256 u8 id; 4257 u8 datalen; 4258 u8 data[]; 4259 } __packed; 4260 4261 /* element iteration helpers */ 4262 #define for_each_element(_elem, _data, _datalen) \ 4263 for (_elem = (const struct element *)(_data); \ 4264 (const u8 *)(_data) + (_datalen) - (const u8 *)_elem >= \ 4265 (int)sizeof(*_elem) && \ 4266 (const u8 *)(_data) + (_datalen) - (const u8 *)_elem >= \ 4267 (int)sizeof(*_elem) + _elem->datalen; \ 4268 _elem = (const struct element *)(_elem->data + _elem->datalen)) 4269 4270 #define for_each_element_id(element, _id, data, datalen) \ 4271 for_each_element(element, data, datalen) \ 4272 if (element->id == (_id)) 4273 4274 #define for_each_element_extid(element, extid, _data, _datalen) \ 4275 for_each_element(element, _data, _datalen) \ 4276 if (element->id == WLAN_EID_EXTENSION && \ 4277 element->datalen > 0 && \ 4278 element->data[0] == (extid)) 4279 4280 #define for_each_subelement(sub, element) \ 4281 for_each_element(sub, (element)->data, (element)->datalen) 4282 4283 #define for_each_subelement_id(sub, id, element) \ 4284 for_each_element_id(sub, id, (element)->data, (element)->datalen) 4285 4286 #define for_each_subelement_extid(sub, extid, element) \ 4287 for_each_element_extid(sub, extid, (element)->data, (element)->datalen) 4288 4289 /** 4290 * for_each_element_completed - determine if element parsing consumed all data 4291 * @element: element pointer after for_each_element() or friends 4292 * @data: same data pointer as passed to for_each_element() or friends 4293 * @datalen: same data length as passed to for_each_element() or friends 4294 * 4295 * This function returns %true if all the data was parsed or considered 4296 * while walking the elements. Only use this if your for_each_element() 4297 * loop cannot be broken out of, otherwise it always returns %false. 4298 * 4299 * If some data was malformed, this returns %false since the last parsed 4300 * element will not fill the whole remaining data. 4301 */ 4302 static inline bool for_each_element_completed(const struct element *element, 4303 const void *data, size_t datalen) 4304 { 4305 return (const u8 *)element == (const u8 *)data + datalen; 4306 } 4307 4308 /** 4309 * RSNX Capabilities: 4310 * bits 0-3: Field length (n-1) 4311 */ 4312 #define WLAN_RSNX_CAPA_PROTECTED_TWT BIT(4) 4313 #define WLAN_RSNX_CAPA_SAE_H2E BIT(5) 4314 4315 /* 4316 * reduced neighbor report, based on Draft P802.11ax_D6.1, 4317 * section 9.4.2.170 and accepted contributions. 4318 */ 4319 #define IEEE80211_AP_INFO_TBTT_HDR_TYPE 0x03 4320 #define IEEE80211_AP_INFO_TBTT_HDR_FILTERED 0x04 4321 #define IEEE80211_AP_INFO_TBTT_HDR_COLOC 0x08 4322 #define IEEE80211_AP_INFO_TBTT_HDR_COUNT 0xF0 4323 #define IEEE80211_TBTT_INFO_OFFSET_BSSID_BSS_PARAM 9 4324 #define IEEE80211_TBTT_INFO_OFFSET_BSSID_SSSID_BSS_PARAM 13 4325 4326 #define IEEE80211_RNR_TBTT_PARAMS_OCT_RECOMMENDED 0x01 4327 #define IEEE80211_RNR_TBTT_PARAMS_SAME_SSID 0x02 4328 #define IEEE80211_RNR_TBTT_PARAMS_MULTI_BSSID 0x04 4329 #define IEEE80211_RNR_TBTT_PARAMS_TRANSMITTED_BSSID 0x08 4330 #define IEEE80211_RNR_TBTT_PARAMS_COLOC_ESS 0x10 4331 #define IEEE80211_RNR_TBTT_PARAMS_PROBE_ACTIVE 0x20 4332 #define IEEE80211_RNR_TBTT_PARAMS_COLOC_AP 0x40 4333 4334 struct ieee80211_neighbor_ap_info { 4335 u8 tbtt_info_hdr; 4336 u8 tbtt_info_len; 4337 u8 op_class; 4338 u8 channel; 4339 } __packed; 4340 4341 enum ieee80211_range_params_max_total_ltf { 4342 IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_4 = 0, 4343 IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_8, 4344 IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_16, 4345 IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_UNSPECIFIED, 4346 }; 4347 4348 #endif /* LINUX_IEEE80211_H */ 4349