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 - 2023 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_TRIGGER 0x0020 80 #define IEEE80211_STYPE_CTL_EXT 0x0060 81 #define IEEE80211_STYPE_BACK_REQ 0x0080 82 #define IEEE80211_STYPE_BACK 0x0090 83 #define IEEE80211_STYPE_PSPOLL 0x00A0 84 #define IEEE80211_STYPE_RTS 0x00B0 85 #define IEEE80211_STYPE_CTS 0x00C0 86 #define IEEE80211_STYPE_ACK 0x00D0 87 #define IEEE80211_STYPE_CFEND 0x00E0 88 #define IEEE80211_STYPE_CFENDACK 0x00F0 89 90 /* data */ 91 #define IEEE80211_STYPE_DATA 0x0000 92 #define IEEE80211_STYPE_DATA_CFACK 0x0010 93 #define IEEE80211_STYPE_DATA_CFPOLL 0x0020 94 #define IEEE80211_STYPE_DATA_CFACKPOLL 0x0030 95 #define IEEE80211_STYPE_NULLFUNC 0x0040 96 #define IEEE80211_STYPE_CFACK 0x0050 97 #define IEEE80211_STYPE_CFPOLL 0x0060 98 #define IEEE80211_STYPE_CFACKPOLL 0x0070 99 #define IEEE80211_STYPE_QOS_DATA 0x0080 100 #define IEEE80211_STYPE_QOS_DATA_CFACK 0x0090 101 #define IEEE80211_STYPE_QOS_DATA_CFPOLL 0x00A0 102 #define IEEE80211_STYPE_QOS_DATA_CFACKPOLL 0x00B0 103 #define IEEE80211_STYPE_QOS_NULLFUNC 0x00C0 104 #define IEEE80211_STYPE_QOS_CFACK 0x00D0 105 #define IEEE80211_STYPE_QOS_CFPOLL 0x00E0 106 #define IEEE80211_STYPE_QOS_CFACKPOLL 0x00F0 107 108 /* extension, added by 802.11ad */ 109 #define IEEE80211_STYPE_DMG_BEACON 0x0000 110 #define IEEE80211_STYPE_S1G_BEACON 0x0010 111 112 /* bits unique to S1G beacon */ 113 #define IEEE80211_S1G_BCN_NEXT_TBTT 0x100 114 115 /* see 802.11ah-2016 9.9 NDP CMAC frames */ 116 #define IEEE80211_S1G_1MHZ_NDP_BITS 25 117 #define IEEE80211_S1G_1MHZ_NDP_BYTES 4 118 #define IEEE80211_S1G_2MHZ_NDP_BITS 37 119 #define IEEE80211_S1G_2MHZ_NDP_BYTES 5 120 121 #define IEEE80211_NDP_FTYPE_CTS 0 122 #define IEEE80211_NDP_FTYPE_CF_END 0 123 #define IEEE80211_NDP_FTYPE_PS_POLL 1 124 #define IEEE80211_NDP_FTYPE_ACK 2 125 #define IEEE80211_NDP_FTYPE_PS_POLL_ACK 3 126 #define IEEE80211_NDP_FTYPE_BA 4 127 #define IEEE80211_NDP_FTYPE_BF_REPORT_POLL 5 128 #define IEEE80211_NDP_FTYPE_PAGING 6 129 #define IEEE80211_NDP_FTYPE_PREQ 7 130 131 #define SM64(f, v) ((((u64)v) << f##_S) & f) 132 133 /* NDP CMAC frame fields */ 134 #define IEEE80211_NDP_FTYPE 0x0000000000000007 135 #define IEEE80211_NDP_FTYPE_S 0x0000000000000000 136 137 /* 1M Probe Request 11ah 9.9.3.1.1 */ 138 #define IEEE80211_NDP_1M_PREQ_ANO 0x0000000000000008 139 #define IEEE80211_NDP_1M_PREQ_ANO_S 3 140 #define IEEE80211_NDP_1M_PREQ_CSSID 0x00000000000FFFF0 141 #define IEEE80211_NDP_1M_PREQ_CSSID_S 4 142 #define IEEE80211_NDP_1M_PREQ_RTYPE 0x0000000000100000 143 #define IEEE80211_NDP_1M_PREQ_RTYPE_S 20 144 #define IEEE80211_NDP_1M_PREQ_RSV 0x0000000001E00000 145 #define IEEE80211_NDP_1M_PREQ_RSV 0x0000000001E00000 146 /* 2M Probe Request 11ah 9.9.3.1.2 */ 147 #define IEEE80211_NDP_2M_PREQ_ANO 0x0000000000000008 148 #define IEEE80211_NDP_2M_PREQ_ANO_S 3 149 #define IEEE80211_NDP_2M_PREQ_CSSID 0x0000000FFFFFFFF0 150 #define IEEE80211_NDP_2M_PREQ_CSSID_S 4 151 #define IEEE80211_NDP_2M_PREQ_RTYPE 0x0000001000000000 152 #define IEEE80211_NDP_2M_PREQ_RTYPE_S 36 153 154 #define IEEE80211_ANO_NETTYPE_WILD 15 155 156 /* bits unique to S1G beacon */ 157 #define IEEE80211_S1G_BCN_NEXT_TBTT 0x100 158 159 /* control extension - for IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTL_EXT */ 160 #define IEEE80211_CTL_EXT_POLL 0x2000 161 #define IEEE80211_CTL_EXT_SPR 0x3000 162 #define IEEE80211_CTL_EXT_GRANT 0x4000 163 #define IEEE80211_CTL_EXT_DMG_CTS 0x5000 164 #define IEEE80211_CTL_EXT_DMG_DTS 0x6000 165 #define IEEE80211_CTL_EXT_SSW 0x8000 166 #define IEEE80211_CTL_EXT_SSW_FBACK 0x9000 167 #define IEEE80211_CTL_EXT_SSW_ACK 0xa000 168 169 170 #define IEEE80211_SN_MASK ((IEEE80211_SCTL_SEQ) >> 4) 171 #define IEEE80211_MAX_SN IEEE80211_SN_MASK 172 #define IEEE80211_SN_MODULO (IEEE80211_MAX_SN + 1) 173 174 175 /* PV1 Layout 11ah 9.8.3.1 */ 176 #define IEEE80211_PV1_FCTL_VERS 0x0003 177 #define IEEE80211_PV1_FCTL_FTYPE 0x001c 178 #define IEEE80211_PV1_FCTL_STYPE 0x00e0 179 #define IEEE80211_PV1_FCTL_TODS 0x0100 180 #define IEEE80211_PV1_FCTL_MOREFRAGS 0x0200 181 #define IEEE80211_PV1_FCTL_PM 0x0400 182 #define IEEE80211_PV1_FCTL_MOREDATA 0x0800 183 #define IEEE80211_PV1_FCTL_PROTECTED 0x1000 184 #define IEEE80211_PV1_FCTL_END_SP 0x2000 185 #define IEEE80211_PV1_FCTL_RELAYED 0x4000 186 #define IEEE80211_PV1_FCTL_ACK_POLICY 0x8000 187 #define IEEE80211_PV1_FCTL_CTL_EXT 0x0f00 188 189 static inline bool ieee80211_sn_less(u16 sn1, u16 sn2) 190 { 191 return ((sn1 - sn2) & IEEE80211_SN_MASK) > (IEEE80211_SN_MODULO >> 1); 192 } 193 194 static inline u16 ieee80211_sn_add(u16 sn1, u16 sn2) 195 { 196 return (sn1 + sn2) & IEEE80211_SN_MASK; 197 } 198 199 static inline u16 ieee80211_sn_inc(u16 sn) 200 { 201 return ieee80211_sn_add(sn, 1); 202 } 203 204 static inline u16 ieee80211_sn_sub(u16 sn1, u16 sn2) 205 { 206 return (sn1 - sn2) & IEEE80211_SN_MASK; 207 } 208 209 #define IEEE80211_SEQ_TO_SN(seq) (((seq) & IEEE80211_SCTL_SEQ) >> 4) 210 #define IEEE80211_SN_TO_SEQ(ssn) (((ssn) << 4) & IEEE80211_SCTL_SEQ) 211 212 /* miscellaneous IEEE 802.11 constants */ 213 #define IEEE80211_MAX_FRAG_THRESHOLD 2352 214 #define IEEE80211_MAX_RTS_THRESHOLD 2353 215 #define IEEE80211_MAX_AID 2007 216 #define IEEE80211_MAX_AID_S1G 8191 217 #define IEEE80211_MAX_TIM_LEN 251 218 #define IEEE80211_MAX_MESH_PEERINGS 63 219 /* Maximum size for the MA-UNITDATA primitive, 802.11 standard section 220 6.2.1.1.2. 221 222 802.11e clarifies the figure in section 7.1.2. The frame body is 223 up to 2304 octets long (maximum MSDU size) plus any crypt overhead. */ 224 #define IEEE80211_MAX_DATA_LEN 2304 225 /* 802.11ad extends maximum MSDU size for DMG (freq > 40Ghz) networks 226 * to 7920 bytes, see 8.2.3 General frame format 227 */ 228 #define IEEE80211_MAX_DATA_LEN_DMG 7920 229 /* 30 byte 4 addr hdr, 2 byte QoS, 2304 byte MSDU, 12 byte crypt, 4 byte FCS */ 230 #define IEEE80211_MAX_FRAME_LEN 2352 231 232 /* Maximal size of an A-MSDU that can be transported in a HT BA session */ 233 #define IEEE80211_MAX_MPDU_LEN_HT_BA 4095 234 235 /* Maximal size of an A-MSDU */ 236 #define IEEE80211_MAX_MPDU_LEN_HT_3839 3839 237 #define IEEE80211_MAX_MPDU_LEN_HT_7935 7935 238 239 #define IEEE80211_MAX_MPDU_LEN_VHT_3895 3895 240 #define IEEE80211_MAX_MPDU_LEN_VHT_7991 7991 241 #define IEEE80211_MAX_MPDU_LEN_VHT_11454 11454 242 243 #define IEEE80211_MAX_SSID_LEN 32 244 245 #define IEEE80211_MAX_MESH_ID_LEN 32 246 247 #define IEEE80211_FIRST_TSPEC_TSID 8 248 #define IEEE80211_NUM_TIDS 16 249 250 /* number of user priorities 802.11 uses */ 251 #define IEEE80211_NUM_UPS 8 252 /* number of ACs */ 253 #define IEEE80211_NUM_ACS 4 254 255 #define IEEE80211_QOS_CTL_LEN 2 256 /* 1d tag mask */ 257 #define IEEE80211_QOS_CTL_TAG1D_MASK 0x0007 258 /* TID mask */ 259 #define IEEE80211_QOS_CTL_TID_MASK 0x000f 260 /* EOSP */ 261 #define IEEE80211_QOS_CTL_EOSP 0x0010 262 /* ACK policy */ 263 #define IEEE80211_QOS_CTL_ACK_POLICY_NORMAL 0x0000 264 #define IEEE80211_QOS_CTL_ACK_POLICY_NOACK 0x0020 265 #define IEEE80211_QOS_CTL_ACK_POLICY_NO_EXPL 0x0040 266 #define IEEE80211_QOS_CTL_ACK_POLICY_BLOCKACK 0x0060 267 #define IEEE80211_QOS_CTL_ACK_POLICY_MASK 0x0060 268 /* A-MSDU 802.11n */ 269 #define IEEE80211_QOS_CTL_A_MSDU_PRESENT 0x0080 270 /* Mesh Control 802.11s */ 271 #define IEEE80211_QOS_CTL_MESH_CONTROL_PRESENT 0x0100 272 273 /* Mesh Power Save Level */ 274 #define IEEE80211_QOS_CTL_MESH_PS_LEVEL 0x0200 275 /* Mesh Receiver Service Period Initiated */ 276 #define IEEE80211_QOS_CTL_RSPI 0x0400 277 278 /* U-APSD queue for WMM IEs sent by AP */ 279 #define IEEE80211_WMM_IE_AP_QOSINFO_UAPSD (1<<7) 280 #define IEEE80211_WMM_IE_AP_QOSINFO_PARAM_SET_CNT_MASK 0x0f 281 282 /* U-APSD queues for WMM IEs sent by STA */ 283 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_VO (1<<0) 284 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_VI (1<<1) 285 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_BK (1<<2) 286 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_BE (1<<3) 287 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_MASK 0x0f 288 289 /* U-APSD max SP length for WMM IEs sent by STA */ 290 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL 0x00 291 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_2 0x01 292 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_4 0x02 293 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_6 0x03 294 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_MASK 0x03 295 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_SHIFT 5 296 297 #define IEEE80211_HT_CTL_LEN 4 298 299 /* trigger type within common_info of trigger frame */ 300 #define IEEE80211_TRIGGER_TYPE_MASK 0xf 301 #define IEEE80211_TRIGGER_TYPE_BASIC 0x0 302 #define IEEE80211_TRIGGER_TYPE_BFRP 0x1 303 #define IEEE80211_TRIGGER_TYPE_MU_BAR 0x2 304 #define IEEE80211_TRIGGER_TYPE_MU_RTS 0x3 305 #define IEEE80211_TRIGGER_TYPE_BSRP 0x4 306 #define IEEE80211_TRIGGER_TYPE_GCR_MU_BAR 0x5 307 #define IEEE80211_TRIGGER_TYPE_BQRP 0x6 308 #define IEEE80211_TRIGGER_TYPE_NFRP 0x7 309 310 struct ieee80211_hdr { 311 __le16 frame_control; 312 __le16 duration_id; 313 struct_group(addrs, 314 u8 addr1[ETH_ALEN]; 315 u8 addr2[ETH_ALEN]; 316 u8 addr3[ETH_ALEN]; 317 ); 318 __le16 seq_ctrl; 319 u8 addr4[ETH_ALEN]; 320 } __packed __aligned(2); 321 322 struct ieee80211_hdr_3addr { 323 __le16 frame_control; 324 __le16 duration_id; 325 u8 addr1[ETH_ALEN]; 326 u8 addr2[ETH_ALEN]; 327 u8 addr3[ETH_ALEN]; 328 __le16 seq_ctrl; 329 } __packed __aligned(2); 330 331 struct ieee80211_qos_hdr { 332 __le16 frame_control; 333 __le16 duration_id; 334 u8 addr1[ETH_ALEN]; 335 u8 addr2[ETH_ALEN]; 336 u8 addr3[ETH_ALEN]; 337 __le16 seq_ctrl; 338 __le16 qos_ctrl; 339 } __packed __aligned(2); 340 341 struct ieee80211_qos_hdr_4addr { 342 __le16 frame_control; 343 __le16 duration_id; 344 u8 addr1[ETH_ALEN]; 345 u8 addr2[ETH_ALEN]; 346 u8 addr3[ETH_ALEN]; 347 __le16 seq_ctrl; 348 u8 addr4[ETH_ALEN]; 349 __le16 qos_ctrl; 350 } __packed __aligned(2); 351 352 struct ieee80211_trigger { 353 __le16 frame_control; 354 __le16 duration; 355 u8 ra[ETH_ALEN]; 356 u8 ta[ETH_ALEN]; 357 __le64 common_info; 358 u8 variable[]; 359 } __packed __aligned(2); 360 361 /** 362 * ieee80211_has_tods - check if IEEE80211_FCTL_TODS is set 363 * @fc: frame control bytes in little-endian byteorder 364 */ 365 static inline bool ieee80211_has_tods(__le16 fc) 366 { 367 return (fc & cpu_to_le16(IEEE80211_FCTL_TODS)) != 0; 368 } 369 370 /** 371 * ieee80211_has_fromds - check if IEEE80211_FCTL_FROMDS is set 372 * @fc: frame control bytes in little-endian byteorder 373 */ 374 static inline bool ieee80211_has_fromds(__le16 fc) 375 { 376 return (fc & cpu_to_le16(IEEE80211_FCTL_FROMDS)) != 0; 377 } 378 379 /** 380 * ieee80211_has_a4 - check if IEEE80211_FCTL_TODS and IEEE80211_FCTL_FROMDS are set 381 * @fc: frame control bytes in little-endian byteorder 382 */ 383 static inline bool ieee80211_has_a4(__le16 fc) 384 { 385 __le16 tmp = cpu_to_le16(IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS); 386 return (fc & tmp) == tmp; 387 } 388 389 /** 390 * ieee80211_has_morefrags - check if IEEE80211_FCTL_MOREFRAGS is set 391 * @fc: frame control bytes in little-endian byteorder 392 */ 393 static inline bool ieee80211_has_morefrags(__le16 fc) 394 { 395 return (fc & cpu_to_le16(IEEE80211_FCTL_MOREFRAGS)) != 0; 396 } 397 398 /** 399 * ieee80211_has_retry - check if IEEE80211_FCTL_RETRY is set 400 * @fc: frame control bytes in little-endian byteorder 401 */ 402 static inline bool ieee80211_has_retry(__le16 fc) 403 { 404 return (fc & cpu_to_le16(IEEE80211_FCTL_RETRY)) != 0; 405 } 406 407 /** 408 * ieee80211_has_pm - check if IEEE80211_FCTL_PM is set 409 * @fc: frame control bytes in little-endian byteorder 410 */ 411 static inline bool ieee80211_has_pm(__le16 fc) 412 { 413 return (fc & cpu_to_le16(IEEE80211_FCTL_PM)) != 0; 414 } 415 416 /** 417 * ieee80211_has_moredata - check if IEEE80211_FCTL_MOREDATA is set 418 * @fc: frame control bytes in little-endian byteorder 419 */ 420 static inline bool ieee80211_has_moredata(__le16 fc) 421 { 422 return (fc & cpu_to_le16(IEEE80211_FCTL_MOREDATA)) != 0; 423 } 424 425 /** 426 * ieee80211_has_protected - check if IEEE80211_FCTL_PROTECTED is set 427 * @fc: frame control bytes in little-endian byteorder 428 */ 429 static inline bool ieee80211_has_protected(__le16 fc) 430 { 431 return (fc & cpu_to_le16(IEEE80211_FCTL_PROTECTED)) != 0; 432 } 433 434 /** 435 * ieee80211_has_order - check if IEEE80211_FCTL_ORDER is set 436 * @fc: frame control bytes in little-endian byteorder 437 */ 438 static inline bool ieee80211_has_order(__le16 fc) 439 { 440 return (fc & cpu_to_le16(IEEE80211_FCTL_ORDER)) != 0; 441 } 442 443 /** 444 * ieee80211_is_mgmt - check if type is IEEE80211_FTYPE_MGMT 445 * @fc: frame control bytes in little-endian byteorder 446 */ 447 static inline bool ieee80211_is_mgmt(__le16 fc) 448 { 449 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) == 450 cpu_to_le16(IEEE80211_FTYPE_MGMT); 451 } 452 453 /** 454 * ieee80211_is_ctl - check if type is IEEE80211_FTYPE_CTL 455 * @fc: frame control bytes in little-endian byteorder 456 */ 457 static inline bool ieee80211_is_ctl(__le16 fc) 458 { 459 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) == 460 cpu_to_le16(IEEE80211_FTYPE_CTL); 461 } 462 463 /** 464 * ieee80211_is_data - check if type is IEEE80211_FTYPE_DATA 465 * @fc: frame control bytes in little-endian byteorder 466 */ 467 static inline bool ieee80211_is_data(__le16 fc) 468 { 469 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) == 470 cpu_to_le16(IEEE80211_FTYPE_DATA); 471 } 472 473 /** 474 * ieee80211_is_ext - check if type is IEEE80211_FTYPE_EXT 475 * @fc: frame control bytes in little-endian byteorder 476 */ 477 static inline bool ieee80211_is_ext(__le16 fc) 478 { 479 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) == 480 cpu_to_le16(IEEE80211_FTYPE_EXT); 481 } 482 483 484 /** 485 * ieee80211_is_data_qos - check if type is IEEE80211_FTYPE_DATA and IEEE80211_STYPE_QOS_DATA is set 486 * @fc: frame control bytes in little-endian byteorder 487 */ 488 static inline bool ieee80211_is_data_qos(__le16 fc) 489 { 490 /* 491 * mask with QOS_DATA rather than IEEE80211_FCTL_STYPE as we just need 492 * to check the one bit 493 */ 494 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_STYPE_QOS_DATA)) == 495 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_DATA); 496 } 497 498 /** 499 * ieee80211_is_data_present - check if type is IEEE80211_FTYPE_DATA and has data 500 * @fc: frame control bytes in little-endian byteorder 501 */ 502 static inline bool ieee80211_is_data_present(__le16 fc) 503 { 504 /* 505 * mask with 0x40 and test that that bit is clear to only return true 506 * for the data-containing substypes. 507 */ 508 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | 0x40)) == 509 cpu_to_le16(IEEE80211_FTYPE_DATA); 510 } 511 512 /** 513 * ieee80211_is_assoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_REQ 514 * @fc: frame control bytes in little-endian byteorder 515 */ 516 static inline bool ieee80211_is_assoc_req(__le16 fc) 517 { 518 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 519 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_REQ); 520 } 521 522 /** 523 * ieee80211_is_assoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_RESP 524 * @fc: frame control bytes in little-endian byteorder 525 */ 526 static inline bool ieee80211_is_assoc_resp(__le16 fc) 527 { 528 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 529 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_RESP); 530 } 531 532 /** 533 * ieee80211_is_reassoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_REQ 534 * @fc: frame control bytes in little-endian byteorder 535 */ 536 static inline bool ieee80211_is_reassoc_req(__le16 fc) 537 { 538 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 539 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_REQ); 540 } 541 542 /** 543 * ieee80211_is_reassoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_RESP 544 * @fc: frame control bytes in little-endian byteorder 545 */ 546 static inline bool ieee80211_is_reassoc_resp(__le16 fc) 547 { 548 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 549 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_RESP); 550 } 551 552 /** 553 * ieee80211_is_probe_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_REQ 554 * @fc: frame control bytes in little-endian byteorder 555 */ 556 static inline bool ieee80211_is_probe_req(__le16 fc) 557 { 558 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 559 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ); 560 } 561 562 /** 563 * ieee80211_is_probe_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_RESP 564 * @fc: frame control bytes in little-endian byteorder 565 */ 566 static inline bool ieee80211_is_probe_resp(__le16 fc) 567 { 568 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 569 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_RESP); 570 } 571 572 /** 573 * ieee80211_is_beacon - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_BEACON 574 * @fc: frame control bytes in little-endian byteorder 575 */ 576 static inline bool ieee80211_is_beacon(__le16 fc) 577 { 578 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 579 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_BEACON); 580 } 581 582 /** 583 * ieee80211_is_s1g_beacon - check if IEEE80211_FTYPE_EXT && 584 * IEEE80211_STYPE_S1G_BEACON 585 * @fc: frame control bytes in little-endian byteorder 586 */ 587 static inline bool ieee80211_is_s1g_beacon(__le16 fc) 588 { 589 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | 590 IEEE80211_FCTL_STYPE)) == 591 cpu_to_le16(IEEE80211_FTYPE_EXT | IEEE80211_STYPE_S1G_BEACON); 592 } 593 594 /** 595 * ieee80211_next_tbtt_present - check if IEEE80211_FTYPE_EXT && 596 * IEEE80211_STYPE_S1G_BEACON && IEEE80211_S1G_BCN_NEXT_TBTT 597 * @fc: frame control bytes in little-endian byteorder 598 */ 599 static inline bool ieee80211_next_tbtt_present(__le16 fc) 600 { 601 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 602 cpu_to_le16(IEEE80211_FTYPE_EXT | IEEE80211_STYPE_S1G_BEACON) && 603 fc & cpu_to_le16(IEEE80211_S1G_BCN_NEXT_TBTT); 604 } 605 606 /** 607 * ieee80211_is_s1g_short_beacon - check if next tbtt present bit is set. Only 608 * true for S1G beacons when they're short. 609 * @fc: frame control bytes in little-endian byteorder 610 */ 611 static inline bool ieee80211_is_s1g_short_beacon(__le16 fc) 612 { 613 return ieee80211_is_s1g_beacon(fc) && ieee80211_next_tbtt_present(fc); 614 } 615 616 /** 617 * ieee80211_is_atim - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ATIM 618 * @fc: frame control bytes in little-endian byteorder 619 */ 620 static inline bool ieee80211_is_atim(__le16 fc) 621 { 622 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 623 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ATIM); 624 } 625 626 /** 627 * ieee80211_is_disassoc - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DISASSOC 628 * @fc: frame control bytes in little-endian byteorder 629 */ 630 static inline bool ieee80211_is_disassoc(__le16 fc) 631 { 632 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 633 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DISASSOC); 634 } 635 636 /** 637 * ieee80211_is_auth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_AUTH 638 * @fc: frame control bytes in little-endian byteorder 639 */ 640 static inline bool ieee80211_is_auth(__le16 fc) 641 { 642 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 643 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_AUTH); 644 } 645 646 /** 647 * ieee80211_is_deauth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DEAUTH 648 * @fc: frame control bytes in little-endian byteorder 649 */ 650 static inline bool ieee80211_is_deauth(__le16 fc) 651 { 652 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 653 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DEAUTH); 654 } 655 656 /** 657 * ieee80211_is_action - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ACTION 658 * @fc: frame control bytes in little-endian byteorder 659 */ 660 static inline bool ieee80211_is_action(__le16 fc) 661 { 662 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 663 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ACTION); 664 } 665 666 /** 667 * ieee80211_is_back_req - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK_REQ 668 * @fc: frame control bytes in little-endian byteorder 669 */ 670 static inline bool ieee80211_is_back_req(__le16 fc) 671 { 672 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 673 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK_REQ); 674 } 675 676 /** 677 * ieee80211_is_back - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK 678 * @fc: frame control bytes in little-endian byteorder 679 */ 680 static inline bool ieee80211_is_back(__le16 fc) 681 { 682 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 683 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK); 684 } 685 686 /** 687 * ieee80211_is_pspoll - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_PSPOLL 688 * @fc: frame control bytes in little-endian byteorder 689 */ 690 static inline bool ieee80211_is_pspoll(__le16 fc) 691 { 692 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 693 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_PSPOLL); 694 } 695 696 /** 697 * ieee80211_is_rts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_RTS 698 * @fc: frame control bytes in little-endian byteorder 699 */ 700 static inline bool ieee80211_is_rts(__le16 fc) 701 { 702 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 703 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_RTS); 704 } 705 706 /** 707 * ieee80211_is_cts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CTS 708 * @fc: frame control bytes in little-endian byteorder 709 */ 710 static inline bool ieee80211_is_cts(__le16 fc) 711 { 712 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 713 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTS); 714 } 715 716 /** 717 * ieee80211_is_ack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_ACK 718 * @fc: frame control bytes in little-endian byteorder 719 */ 720 static inline bool ieee80211_is_ack(__le16 fc) 721 { 722 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 723 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_ACK); 724 } 725 726 /** 727 * ieee80211_is_cfend - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFEND 728 * @fc: frame control bytes in little-endian byteorder 729 */ 730 static inline bool ieee80211_is_cfend(__le16 fc) 731 { 732 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 733 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFEND); 734 } 735 736 /** 737 * ieee80211_is_cfendack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFENDACK 738 * @fc: frame control bytes in little-endian byteorder 739 */ 740 static inline bool ieee80211_is_cfendack(__le16 fc) 741 { 742 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 743 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFENDACK); 744 } 745 746 /** 747 * ieee80211_is_nullfunc - check if frame is a regular (non-QoS) nullfunc frame 748 * @fc: frame control bytes in little-endian byteorder 749 */ 750 static inline bool ieee80211_is_nullfunc(__le16 fc) 751 { 752 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 753 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_NULLFUNC); 754 } 755 756 /** 757 * ieee80211_is_qos_nullfunc - check if frame is a QoS nullfunc frame 758 * @fc: frame control bytes in little-endian byteorder 759 */ 760 static inline bool ieee80211_is_qos_nullfunc(__le16 fc) 761 { 762 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 763 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_NULLFUNC); 764 } 765 766 /** 767 * ieee80211_is_trigger - check if frame is trigger frame 768 * @fc: frame control field in little-endian byteorder 769 */ 770 static inline bool ieee80211_is_trigger(__le16 fc) 771 { 772 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 773 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_TRIGGER); 774 } 775 776 /** 777 * ieee80211_is_any_nullfunc - check if frame is regular or QoS nullfunc frame 778 * @fc: frame control bytes in little-endian byteorder 779 */ 780 static inline bool ieee80211_is_any_nullfunc(__le16 fc) 781 { 782 return (ieee80211_is_nullfunc(fc) || ieee80211_is_qos_nullfunc(fc)); 783 } 784 785 /** 786 * ieee80211_is_first_frag - check if IEEE80211_SCTL_FRAG is not set 787 * @seq_ctrl: frame sequence control bytes in little-endian byteorder 788 */ 789 static inline bool ieee80211_is_first_frag(__le16 seq_ctrl) 790 { 791 return (seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG)) == 0; 792 } 793 794 /** 795 * ieee80211_is_frag - check if a frame is a fragment 796 * @hdr: 802.11 header of the frame 797 */ 798 static inline bool ieee80211_is_frag(struct ieee80211_hdr *hdr) 799 { 800 return ieee80211_has_morefrags(hdr->frame_control) || 801 hdr->seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG); 802 } 803 804 struct ieee80211s_hdr { 805 u8 flags; 806 u8 ttl; 807 __le32 seqnum; 808 u8 eaddr1[ETH_ALEN]; 809 u8 eaddr2[ETH_ALEN]; 810 } __packed __aligned(2); 811 812 /* Mesh flags */ 813 #define MESH_FLAGS_AE_A4 0x1 814 #define MESH_FLAGS_AE_A5_A6 0x2 815 #define MESH_FLAGS_AE 0x3 816 #define MESH_FLAGS_PS_DEEP 0x4 817 818 /** 819 * enum ieee80211_preq_flags - mesh PREQ element flags 820 * 821 * @IEEE80211_PREQ_PROACTIVE_PREP_FLAG: proactive PREP subfield 822 */ 823 enum ieee80211_preq_flags { 824 IEEE80211_PREQ_PROACTIVE_PREP_FLAG = 1<<2, 825 }; 826 827 /** 828 * enum ieee80211_preq_target_flags - mesh PREQ element per target flags 829 * 830 * @IEEE80211_PREQ_TO_FLAG: target only subfield 831 * @IEEE80211_PREQ_USN_FLAG: unknown target HWMP sequence number subfield 832 */ 833 enum ieee80211_preq_target_flags { 834 IEEE80211_PREQ_TO_FLAG = 1<<0, 835 IEEE80211_PREQ_USN_FLAG = 1<<2, 836 }; 837 838 /** 839 * struct ieee80211_quiet_ie 840 * 841 * This structure refers to "Quiet information element" 842 */ 843 struct ieee80211_quiet_ie { 844 u8 count; 845 u8 period; 846 __le16 duration; 847 __le16 offset; 848 } __packed; 849 850 /** 851 * struct ieee80211_msrment_ie 852 * 853 * This structure refers to "Measurement Request/Report information element" 854 */ 855 struct ieee80211_msrment_ie { 856 u8 token; 857 u8 mode; 858 u8 type; 859 u8 request[]; 860 } __packed; 861 862 /** 863 * struct ieee80211_channel_sw_ie 864 * 865 * This structure refers to "Channel Switch Announcement information element" 866 */ 867 struct ieee80211_channel_sw_ie { 868 u8 mode; 869 u8 new_ch_num; 870 u8 count; 871 } __packed; 872 873 /** 874 * struct ieee80211_ext_chansw_ie 875 * 876 * This structure represents the "Extended Channel Switch Announcement element" 877 */ 878 struct ieee80211_ext_chansw_ie { 879 u8 mode; 880 u8 new_operating_class; 881 u8 new_ch_num; 882 u8 count; 883 } __packed; 884 885 /** 886 * struct ieee80211_sec_chan_offs_ie - secondary channel offset IE 887 * @sec_chan_offs: secondary channel offset, uses IEEE80211_HT_PARAM_CHA_SEC_* 888 * values here 889 * This structure represents the "Secondary Channel Offset element" 890 */ 891 struct ieee80211_sec_chan_offs_ie { 892 u8 sec_chan_offs; 893 } __packed; 894 895 /** 896 * struct ieee80211_mesh_chansw_params_ie - mesh channel switch parameters IE 897 * 898 * This structure represents the "Mesh Channel Switch Paramters element" 899 */ 900 struct ieee80211_mesh_chansw_params_ie { 901 u8 mesh_ttl; 902 u8 mesh_flags; 903 __le16 mesh_reason; 904 __le16 mesh_pre_value; 905 } __packed; 906 907 /** 908 * struct ieee80211_wide_bw_chansw_ie - wide bandwidth channel switch IE 909 */ 910 struct ieee80211_wide_bw_chansw_ie { 911 u8 new_channel_width; 912 u8 new_center_freq_seg0, new_center_freq_seg1; 913 } __packed; 914 915 /** 916 * struct ieee80211_tim 917 * 918 * This structure refers to "Traffic Indication Map information element" 919 */ 920 struct ieee80211_tim_ie { 921 u8 dtim_count; 922 u8 dtim_period; 923 u8 bitmap_ctrl; 924 /* variable size: 1 - 251 bytes */ 925 u8 virtual_map[1]; 926 } __packed; 927 928 /** 929 * struct ieee80211_meshconf_ie 930 * 931 * This structure refers to "Mesh Configuration information element" 932 */ 933 struct ieee80211_meshconf_ie { 934 u8 meshconf_psel; 935 u8 meshconf_pmetric; 936 u8 meshconf_congest; 937 u8 meshconf_synch; 938 u8 meshconf_auth; 939 u8 meshconf_form; 940 u8 meshconf_cap; 941 } __packed; 942 943 /** 944 * enum mesh_config_capab_flags - Mesh Configuration IE capability field flags 945 * 946 * @IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS: STA is willing to establish 947 * additional mesh peerings with other mesh STAs 948 * @IEEE80211_MESHCONF_CAPAB_FORWARDING: the STA forwards MSDUs 949 * @IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING: TBTT adjustment procedure 950 * is ongoing 951 * @IEEE80211_MESHCONF_CAPAB_POWER_SAVE_LEVEL: STA is in deep sleep mode or has 952 * neighbors in deep sleep mode 953 */ 954 enum mesh_config_capab_flags { 955 IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS = 0x01, 956 IEEE80211_MESHCONF_CAPAB_FORWARDING = 0x08, 957 IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING = 0x20, 958 IEEE80211_MESHCONF_CAPAB_POWER_SAVE_LEVEL = 0x40, 959 }; 960 961 #define IEEE80211_MESHCONF_FORM_CONNECTED_TO_GATE 0x1 962 963 /** 964 * mesh channel switch parameters element's flag indicator 965 * 966 */ 967 #define WLAN_EID_CHAN_SWITCH_PARAM_TX_RESTRICT BIT(0) 968 #define WLAN_EID_CHAN_SWITCH_PARAM_INITIATOR BIT(1) 969 #define WLAN_EID_CHAN_SWITCH_PARAM_REASON BIT(2) 970 971 /** 972 * struct ieee80211_rann_ie 973 * 974 * This structure refers to "Root Announcement information element" 975 */ 976 struct ieee80211_rann_ie { 977 u8 rann_flags; 978 u8 rann_hopcount; 979 u8 rann_ttl; 980 u8 rann_addr[ETH_ALEN]; 981 __le32 rann_seq; 982 __le32 rann_interval; 983 __le32 rann_metric; 984 } __packed; 985 986 enum ieee80211_rann_flags { 987 RANN_FLAG_IS_GATE = 1 << 0, 988 }; 989 990 enum ieee80211_ht_chanwidth_values { 991 IEEE80211_HT_CHANWIDTH_20MHZ = 0, 992 IEEE80211_HT_CHANWIDTH_ANY = 1, 993 }; 994 995 /** 996 * enum ieee80211_opmode_bits - VHT operating mode field bits 997 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK: channel width mask 998 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ: 20 MHz channel width 999 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ: 40 MHz channel width 1000 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ: 80 MHz channel width 1001 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ: 160 MHz or 80+80 MHz channel width 1002 * @IEEE80211_OPMODE_NOTIF_BW_160_80P80: 160 / 80+80 MHz indicator flag 1003 * @IEEE80211_OPMODE_NOTIF_RX_NSS_MASK: number of spatial streams mask 1004 * (the NSS value is the value of this field + 1) 1005 * @IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT: number of spatial streams shift 1006 * @IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF: indicates streams in SU-MIMO PPDU 1007 * using a beamforming steering matrix 1008 */ 1009 enum ieee80211_vht_opmode_bits { 1010 IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK = 0x03, 1011 IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ = 0, 1012 IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ = 1, 1013 IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ = 2, 1014 IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ = 3, 1015 IEEE80211_OPMODE_NOTIF_BW_160_80P80 = 0x04, 1016 IEEE80211_OPMODE_NOTIF_RX_NSS_MASK = 0x70, 1017 IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT = 4, 1018 IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF = 0x80, 1019 }; 1020 1021 /** 1022 * enum ieee80211_s1g_chanwidth 1023 * These are defined in IEEE802.11-2016ah Table 10-20 1024 * as BSS Channel Width 1025 * 1026 * @IEEE80211_S1G_CHANWIDTH_1MHZ: 1MHz operating channel 1027 * @IEEE80211_S1G_CHANWIDTH_2MHZ: 2MHz operating channel 1028 * @IEEE80211_S1G_CHANWIDTH_4MHZ: 4MHz operating channel 1029 * @IEEE80211_S1G_CHANWIDTH_8MHZ: 8MHz operating channel 1030 * @IEEE80211_S1G_CHANWIDTH_16MHZ: 16MHz operating channel 1031 */ 1032 enum ieee80211_s1g_chanwidth { 1033 IEEE80211_S1G_CHANWIDTH_1MHZ = 0, 1034 IEEE80211_S1G_CHANWIDTH_2MHZ = 1, 1035 IEEE80211_S1G_CHANWIDTH_4MHZ = 3, 1036 IEEE80211_S1G_CHANWIDTH_8MHZ = 7, 1037 IEEE80211_S1G_CHANWIDTH_16MHZ = 15, 1038 }; 1039 1040 #define WLAN_SA_QUERY_TR_ID_LEN 2 1041 #define WLAN_MEMBERSHIP_LEN 8 1042 #define WLAN_USER_POSITION_LEN 16 1043 1044 /** 1045 * struct ieee80211_tpc_report_ie 1046 * 1047 * This structure refers to "TPC Report element" 1048 */ 1049 struct ieee80211_tpc_report_ie { 1050 u8 tx_power; 1051 u8 link_margin; 1052 } __packed; 1053 1054 #define IEEE80211_ADDBA_EXT_FRAG_LEVEL_MASK GENMASK(2, 1) 1055 #define IEEE80211_ADDBA_EXT_FRAG_LEVEL_SHIFT 1 1056 #define IEEE80211_ADDBA_EXT_NO_FRAG BIT(0) 1057 #define IEEE80211_ADDBA_EXT_BUF_SIZE_MASK GENMASK(7, 5) 1058 #define IEEE80211_ADDBA_EXT_BUF_SIZE_SHIFT 10 1059 1060 struct ieee80211_addba_ext_ie { 1061 u8 data; 1062 } __packed; 1063 1064 /** 1065 * struct ieee80211_s1g_bcn_compat_ie 1066 * 1067 * S1G Beacon Compatibility element 1068 */ 1069 struct ieee80211_s1g_bcn_compat_ie { 1070 __le16 compat_info; 1071 __le16 beacon_int; 1072 __le32 tsf_completion; 1073 } __packed; 1074 1075 /** 1076 * struct ieee80211_s1g_oper_ie 1077 * 1078 * S1G Operation element 1079 */ 1080 struct ieee80211_s1g_oper_ie { 1081 u8 ch_width; 1082 u8 oper_class; 1083 u8 primary_ch; 1084 u8 oper_ch; 1085 __le16 basic_mcs_nss; 1086 } __packed; 1087 1088 /** 1089 * struct ieee80211_aid_response_ie 1090 * 1091 * AID Response element 1092 */ 1093 struct ieee80211_aid_response_ie { 1094 __le16 aid; 1095 u8 switch_count; 1096 __le16 response_int; 1097 } __packed; 1098 1099 struct ieee80211_s1g_cap { 1100 u8 capab_info[10]; 1101 u8 supp_mcs_nss[5]; 1102 } __packed; 1103 1104 struct ieee80211_ext { 1105 __le16 frame_control; 1106 __le16 duration; 1107 union { 1108 struct { 1109 u8 sa[ETH_ALEN]; 1110 __le32 timestamp; 1111 u8 change_seq; 1112 u8 variable[0]; 1113 } __packed s1g_beacon; 1114 struct { 1115 u8 sa[ETH_ALEN]; 1116 __le32 timestamp; 1117 u8 change_seq; 1118 u8 next_tbtt[3]; 1119 u8 variable[0]; 1120 } __packed s1g_short_beacon; 1121 } u; 1122 } __packed __aligned(2); 1123 1124 #define IEEE80211_TWT_CONTROL_NDP BIT(0) 1125 #define IEEE80211_TWT_CONTROL_RESP_MODE BIT(1) 1126 #define IEEE80211_TWT_CONTROL_NEG_TYPE_BROADCAST BIT(3) 1127 #define IEEE80211_TWT_CONTROL_RX_DISABLED BIT(4) 1128 #define IEEE80211_TWT_CONTROL_WAKE_DUR_UNIT BIT(5) 1129 1130 #define IEEE80211_TWT_REQTYPE_REQUEST BIT(0) 1131 #define IEEE80211_TWT_REQTYPE_SETUP_CMD GENMASK(3, 1) 1132 #define IEEE80211_TWT_REQTYPE_TRIGGER BIT(4) 1133 #define IEEE80211_TWT_REQTYPE_IMPLICIT BIT(5) 1134 #define IEEE80211_TWT_REQTYPE_FLOWTYPE BIT(6) 1135 #define IEEE80211_TWT_REQTYPE_FLOWID GENMASK(9, 7) 1136 #define IEEE80211_TWT_REQTYPE_WAKE_INT_EXP GENMASK(14, 10) 1137 #define IEEE80211_TWT_REQTYPE_PROTECTION BIT(15) 1138 1139 enum ieee80211_twt_setup_cmd { 1140 TWT_SETUP_CMD_REQUEST, 1141 TWT_SETUP_CMD_SUGGEST, 1142 TWT_SETUP_CMD_DEMAND, 1143 TWT_SETUP_CMD_GROUPING, 1144 TWT_SETUP_CMD_ACCEPT, 1145 TWT_SETUP_CMD_ALTERNATE, 1146 TWT_SETUP_CMD_DICTATE, 1147 TWT_SETUP_CMD_REJECT, 1148 }; 1149 1150 struct ieee80211_twt_params { 1151 __le16 req_type; 1152 __le64 twt; 1153 u8 min_twt_dur; 1154 __le16 mantissa; 1155 u8 channel; 1156 } __packed; 1157 1158 struct ieee80211_twt_setup { 1159 u8 dialog_token; 1160 u8 element_id; 1161 u8 length; 1162 u8 control; 1163 u8 params[]; 1164 } __packed; 1165 1166 struct ieee80211_mgmt { 1167 __le16 frame_control; 1168 __le16 duration; 1169 u8 da[ETH_ALEN]; 1170 u8 sa[ETH_ALEN]; 1171 u8 bssid[ETH_ALEN]; 1172 __le16 seq_ctrl; 1173 union { 1174 struct { 1175 __le16 auth_alg; 1176 __le16 auth_transaction; 1177 __le16 status_code; 1178 /* possibly followed by Challenge text */ 1179 u8 variable[]; 1180 } __packed auth; 1181 struct { 1182 __le16 reason_code; 1183 } __packed deauth; 1184 struct { 1185 __le16 capab_info; 1186 __le16 listen_interval; 1187 /* followed by SSID and Supported rates */ 1188 u8 variable[]; 1189 } __packed assoc_req; 1190 struct { 1191 __le16 capab_info; 1192 __le16 status_code; 1193 __le16 aid; 1194 /* followed by Supported rates */ 1195 u8 variable[]; 1196 } __packed assoc_resp, reassoc_resp; 1197 struct { 1198 __le16 capab_info; 1199 __le16 status_code; 1200 u8 variable[]; 1201 } __packed s1g_assoc_resp, s1g_reassoc_resp; 1202 struct { 1203 __le16 capab_info; 1204 __le16 listen_interval; 1205 u8 current_ap[ETH_ALEN]; 1206 /* followed by SSID and Supported rates */ 1207 u8 variable[]; 1208 } __packed reassoc_req; 1209 struct { 1210 __le16 reason_code; 1211 } __packed disassoc; 1212 struct { 1213 __le64 timestamp; 1214 __le16 beacon_int; 1215 __le16 capab_info; 1216 /* followed by some of SSID, Supported rates, 1217 * FH Params, DS Params, CF Params, IBSS Params, TIM */ 1218 u8 variable[]; 1219 } __packed beacon; 1220 struct { 1221 /* only variable items: SSID, Supported rates */ 1222 DECLARE_FLEX_ARRAY(u8, variable); 1223 } __packed probe_req; 1224 struct { 1225 __le64 timestamp; 1226 __le16 beacon_int; 1227 __le16 capab_info; 1228 /* followed by some of SSID, Supported rates, 1229 * FH Params, DS Params, CF Params, IBSS Params */ 1230 u8 variable[]; 1231 } __packed probe_resp; 1232 struct { 1233 u8 category; 1234 union { 1235 struct { 1236 u8 action_code; 1237 u8 dialog_token; 1238 u8 status_code; 1239 u8 variable[]; 1240 } __packed wme_action; 1241 struct{ 1242 u8 action_code; 1243 u8 variable[]; 1244 } __packed chan_switch; 1245 struct{ 1246 u8 action_code; 1247 struct ieee80211_ext_chansw_ie data; 1248 u8 variable[]; 1249 } __packed ext_chan_switch; 1250 struct{ 1251 u8 action_code; 1252 u8 dialog_token; 1253 u8 element_id; 1254 u8 length; 1255 struct ieee80211_msrment_ie msr_elem; 1256 } __packed measurement; 1257 struct{ 1258 u8 action_code; 1259 u8 dialog_token; 1260 __le16 capab; 1261 __le16 timeout; 1262 __le16 start_seq_num; 1263 /* followed by BA Extension */ 1264 u8 variable[]; 1265 } __packed addba_req; 1266 struct{ 1267 u8 action_code; 1268 u8 dialog_token; 1269 __le16 status; 1270 __le16 capab; 1271 __le16 timeout; 1272 } __packed addba_resp; 1273 struct{ 1274 u8 action_code; 1275 __le16 params; 1276 __le16 reason_code; 1277 } __packed delba; 1278 struct { 1279 u8 action_code; 1280 u8 variable[]; 1281 } __packed self_prot; 1282 struct{ 1283 u8 action_code; 1284 u8 variable[]; 1285 } __packed mesh_action; 1286 struct { 1287 u8 action; 1288 u8 trans_id[WLAN_SA_QUERY_TR_ID_LEN]; 1289 } __packed sa_query; 1290 struct { 1291 u8 action; 1292 u8 smps_control; 1293 } __packed ht_smps; 1294 struct { 1295 u8 action_code; 1296 u8 chanwidth; 1297 } __packed ht_notify_cw; 1298 struct { 1299 u8 action_code; 1300 u8 dialog_token; 1301 __le16 capability; 1302 u8 variable[0]; 1303 } __packed tdls_discover_resp; 1304 struct { 1305 u8 action_code; 1306 u8 operating_mode; 1307 } __packed vht_opmode_notif; 1308 struct { 1309 u8 action_code; 1310 u8 membership[WLAN_MEMBERSHIP_LEN]; 1311 u8 position[WLAN_USER_POSITION_LEN]; 1312 } __packed vht_group_notif; 1313 struct { 1314 u8 action_code; 1315 u8 dialog_token; 1316 u8 tpc_elem_id; 1317 u8 tpc_elem_length; 1318 struct ieee80211_tpc_report_ie tpc; 1319 } __packed tpc_report; 1320 struct { 1321 u8 action_code; 1322 u8 dialog_token; 1323 u8 follow_up; 1324 u8 tod[6]; 1325 u8 toa[6]; 1326 __le16 tod_error; 1327 __le16 toa_error; 1328 u8 variable[]; 1329 } __packed ftm; 1330 struct { 1331 u8 action_code; 1332 u8 variable[]; 1333 } __packed s1g; 1334 struct { 1335 u8 action_code; 1336 u8 dialog_token; 1337 u8 follow_up; 1338 u32 tod; 1339 u32 toa; 1340 u8 max_tod_error; 1341 u8 max_toa_error; 1342 } __packed wnm_timing_msr; 1343 } u; 1344 } __packed action; 1345 DECLARE_FLEX_ARRAY(u8, body); /* Generic frame body */ 1346 } u; 1347 } __packed __aligned(2); 1348 1349 /* Supported rates membership selectors */ 1350 #define BSS_MEMBERSHIP_SELECTOR_HT_PHY 127 1351 #define BSS_MEMBERSHIP_SELECTOR_VHT_PHY 126 1352 #define BSS_MEMBERSHIP_SELECTOR_GLK 125 1353 #define BSS_MEMBERSHIP_SELECTOR_EPS 124 1354 #define BSS_MEMBERSHIP_SELECTOR_SAE_H2E 123 1355 #define BSS_MEMBERSHIP_SELECTOR_HE_PHY 122 1356 #define BSS_MEMBERSHIP_SELECTOR_EHT_PHY 121 1357 1358 /* mgmt header + 1 byte category code */ 1359 #define IEEE80211_MIN_ACTION_SIZE offsetof(struct ieee80211_mgmt, u.action.u) 1360 1361 1362 /* Management MIC information element (IEEE 802.11w) */ 1363 struct ieee80211_mmie { 1364 u8 element_id; 1365 u8 length; 1366 __le16 key_id; 1367 u8 sequence_number[6]; 1368 u8 mic[8]; 1369 } __packed; 1370 1371 /* Management MIC information element (IEEE 802.11w) for GMAC and CMAC-256 */ 1372 struct ieee80211_mmie_16 { 1373 u8 element_id; 1374 u8 length; 1375 __le16 key_id; 1376 u8 sequence_number[6]; 1377 u8 mic[16]; 1378 } __packed; 1379 1380 struct ieee80211_vendor_ie { 1381 u8 element_id; 1382 u8 len; 1383 u8 oui[3]; 1384 u8 oui_type; 1385 } __packed; 1386 1387 struct ieee80211_wmm_ac_param { 1388 u8 aci_aifsn; /* AIFSN, ACM, ACI */ 1389 u8 cw; /* ECWmin, ECWmax (CW = 2^ECW - 1) */ 1390 __le16 txop_limit; 1391 } __packed; 1392 1393 struct ieee80211_wmm_param_ie { 1394 u8 element_id; /* Element ID: 221 (0xdd); */ 1395 u8 len; /* Length: 24 */ 1396 /* required fields for WMM version 1 */ 1397 u8 oui[3]; /* 00:50:f2 */ 1398 u8 oui_type; /* 2 */ 1399 u8 oui_subtype; /* 1 */ 1400 u8 version; /* 1 for WMM version 1.0 */ 1401 u8 qos_info; /* AP/STA specific QoS info */ 1402 u8 reserved; /* 0 */ 1403 /* AC_BE, AC_BK, AC_VI, AC_VO */ 1404 struct ieee80211_wmm_ac_param ac[4]; 1405 } __packed; 1406 1407 /* Control frames */ 1408 struct ieee80211_rts { 1409 __le16 frame_control; 1410 __le16 duration; 1411 u8 ra[ETH_ALEN]; 1412 u8 ta[ETH_ALEN]; 1413 } __packed __aligned(2); 1414 1415 struct ieee80211_cts { 1416 __le16 frame_control; 1417 __le16 duration; 1418 u8 ra[ETH_ALEN]; 1419 } __packed __aligned(2); 1420 1421 struct ieee80211_pspoll { 1422 __le16 frame_control; 1423 __le16 aid; 1424 u8 bssid[ETH_ALEN]; 1425 u8 ta[ETH_ALEN]; 1426 } __packed __aligned(2); 1427 1428 /* TDLS */ 1429 1430 /* Channel switch timing */ 1431 struct ieee80211_ch_switch_timing { 1432 __le16 switch_time; 1433 __le16 switch_timeout; 1434 } __packed; 1435 1436 /* Link-id information element */ 1437 struct ieee80211_tdls_lnkie { 1438 u8 ie_type; /* Link Identifier IE */ 1439 u8 ie_len; 1440 u8 bssid[ETH_ALEN]; 1441 u8 init_sta[ETH_ALEN]; 1442 u8 resp_sta[ETH_ALEN]; 1443 } __packed; 1444 1445 struct ieee80211_tdls_data { 1446 u8 da[ETH_ALEN]; 1447 u8 sa[ETH_ALEN]; 1448 __be16 ether_type; 1449 u8 payload_type; 1450 u8 category; 1451 u8 action_code; 1452 union { 1453 struct { 1454 u8 dialog_token; 1455 __le16 capability; 1456 u8 variable[0]; 1457 } __packed setup_req; 1458 struct { 1459 __le16 status_code; 1460 u8 dialog_token; 1461 __le16 capability; 1462 u8 variable[0]; 1463 } __packed setup_resp; 1464 struct { 1465 __le16 status_code; 1466 u8 dialog_token; 1467 u8 variable[0]; 1468 } __packed setup_cfm; 1469 struct { 1470 __le16 reason_code; 1471 u8 variable[0]; 1472 } __packed teardown; 1473 struct { 1474 u8 dialog_token; 1475 u8 variable[0]; 1476 } __packed discover_req; 1477 struct { 1478 u8 target_channel; 1479 u8 oper_class; 1480 u8 variable[0]; 1481 } __packed chan_switch_req; 1482 struct { 1483 __le16 status_code; 1484 u8 variable[0]; 1485 } __packed chan_switch_resp; 1486 } u; 1487 } __packed; 1488 1489 /* 1490 * Peer-to-Peer IE attribute related definitions. 1491 */ 1492 /** 1493 * enum ieee80211_p2p_attr_id - identifies type of peer-to-peer attribute. 1494 */ 1495 enum ieee80211_p2p_attr_id { 1496 IEEE80211_P2P_ATTR_STATUS = 0, 1497 IEEE80211_P2P_ATTR_MINOR_REASON, 1498 IEEE80211_P2P_ATTR_CAPABILITY, 1499 IEEE80211_P2P_ATTR_DEVICE_ID, 1500 IEEE80211_P2P_ATTR_GO_INTENT, 1501 IEEE80211_P2P_ATTR_GO_CONFIG_TIMEOUT, 1502 IEEE80211_P2P_ATTR_LISTEN_CHANNEL, 1503 IEEE80211_P2P_ATTR_GROUP_BSSID, 1504 IEEE80211_P2P_ATTR_EXT_LISTEN_TIMING, 1505 IEEE80211_P2P_ATTR_INTENDED_IFACE_ADDR, 1506 IEEE80211_P2P_ATTR_MANAGABILITY, 1507 IEEE80211_P2P_ATTR_CHANNEL_LIST, 1508 IEEE80211_P2P_ATTR_ABSENCE_NOTICE, 1509 IEEE80211_P2P_ATTR_DEVICE_INFO, 1510 IEEE80211_P2P_ATTR_GROUP_INFO, 1511 IEEE80211_P2P_ATTR_GROUP_ID, 1512 IEEE80211_P2P_ATTR_INTERFACE, 1513 IEEE80211_P2P_ATTR_OPER_CHANNEL, 1514 IEEE80211_P2P_ATTR_INVITE_FLAGS, 1515 /* 19 - 220: Reserved */ 1516 IEEE80211_P2P_ATTR_VENDOR_SPECIFIC = 221, 1517 1518 IEEE80211_P2P_ATTR_MAX 1519 }; 1520 1521 /* Notice of Absence attribute - described in P2P spec 4.1.14 */ 1522 /* Typical max value used here */ 1523 #define IEEE80211_P2P_NOA_DESC_MAX 4 1524 1525 struct ieee80211_p2p_noa_desc { 1526 u8 count; 1527 __le32 duration; 1528 __le32 interval; 1529 __le32 start_time; 1530 } __packed; 1531 1532 struct ieee80211_p2p_noa_attr { 1533 u8 index; 1534 u8 oppps_ctwindow; 1535 struct ieee80211_p2p_noa_desc desc[IEEE80211_P2P_NOA_DESC_MAX]; 1536 } __packed; 1537 1538 #define IEEE80211_P2P_OPPPS_ENABLE_BIT BIT(7) 1539 #define IEEE80211_P2P_OPPPS_CTWINDOW_MASK 0x7F 1540 1541 /** 1542 * struct ieee80211_bar - HT Block Ack Request 1543 * 1544 * This structure refers to "HT BlockAckReq" as 1545 * described in 802.11n draft section 7.2.1.7.1 1546 */ 1547 struct ieee80211_bar { 1548 __le16 frame_control; 1549 __le16 duration; 1550 __u8 ra[ETH_ALEN]; 1551 __u8 ta[ETH_ALEN]; 1552 __le16 control; 1553 __le16 start_seq_num; 1554 } __packed; 1555 1556 /* 802.11 BAR control masks */ 1557 #define IEEE80211_BAR_CTRL_ACK_POLICY_NORMAL 0x0000 1558 #define IEEE80211_BAR_CTRL_MULTI_TID 0x0002 1559 #define IEEE80211_BAR_CTRL_CBMTID_COMPRESSED_BA 0x0004 1560 #define IEEE80211_BAR_CTRL_TID_INFO_MASK 0xf000 1561 #define IEEE80211_BAR_CTRL_TID_INFO_SHIFT 12 1562 1563 #define IEEE80211_HT_MCS_MASK_LEN 10 1564 1565 /** 1566 * struct ieee80211_mcs_info - MCS information 1567 * @rx_mask: RX mask 1568 * @rx_highest: highest supported RX rate. If set represents 1569 * the highest supported RX data rate in units of 1 Mbps. 1570 * If this field is 0 this value should not be used to 1571 * consider the highest RX data rate supported. 1572 * @tx_params: TX parameters 1573 */ 1574 struct ieee80211_mcs_info { 1575 u8 rx_mask[IEEE80211_HT_MCS_MASK_LEN]; 1576 __le16 rx_highest; 1577 u8 tx_params; 1578 u8 reserved[3]; 1579 } __packed; 1580 1581 /* 802.11n HT capability MSC set */ 1582 #define IEEE80211_HT_MCS_RX_HIGHEST_MASK 0x3ff 1583 #define IEEE80211_HT_MCS_TX_DEFINED 0x01 1584 #define IEEE80211_HT_MCS_TX_RX_DIFF 0x02 1585 /* value 0 == 1 stream etc */ 1586 #define IEEE80211_HT_MCS_TX_MAX_STREAMS_MASK 0x0C 1587 #define IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT 2 1588 #define IEEE80211_HT_MCS_TX_MAX_STREAMS 4 1589 #define IEEE80211_HT_MCS_TX_UNEQUAL_MODULATION 0x10 1590 1591 /* 1592 * 802.11n D5.0 20.3.5 / 20.6 says: 1593 * - indices 0 to 7 and 32 are single spatial stream 1594 * - 8 to 31 are multiple spatial streams using equal modulation 1595 * [8..15 for two streams, 16..23 for three and 24..31 for four] 1596 * - remainder are multiple spatial streams using unequal modulation 1597 */ 1598 #define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START 33 1599 #define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START_BYTE \ 1600 (IEEE80211_HT_MCS_UNEQUAL_MODULATION_START / 8) 1601 1602 /** 1603 * struct ieee80211_ht_cap - HT capabilities 1604 * 1605 * This structure is the "HT capabilities element" as 1606 * described in 802.11n D5.0 7.3.2.57 1607 */ 1608 struct ieee80211_ht_cap { 1609 __le16 cap_info; 1610 u8 ampdu_params_info; 1611 1612 /* 16 bytes MCS information */ 1613 struct ieee80211_mcs_info mcs; 1614 1615 __le16 extended_ht_cap_info; 1616 __le32 tx_BF_cap_info; 1617 u8 antenna_selection_info; 1618 } __packed; 1619 1620 /* 802.11n HT capabilities masks (for cap_info) */ 1621 #define IEEE80211_HT_CAP_LDPC_CODING 0x0001 1622 #define IEEE80211_HT_CAP_SUP_WIDTH_20_40 0x0002 1623 #define IEEE80211_HT_CAP_SM_PS 0x000C 1624 #define IEEE80211_HT_CAP_SM_PS_SHIFT 2 1625 #define IEEE80211_HT_CAP_GRN_FLD 0x0010 1626 #define IEEE80211_HT_CAP_SGI_20 0x0020 1627 #define IEEE80211_HT_CAP_SGI_40 0x0040 1628 #define IEEE80211_HT_CAP_TX_STBC 0x0080 1629 #define IEEE80211_HT_CAP_RX_STBC 0x0300 1630 #define IEEE80211_HT_CAP_RX_STBC_SHIFT 8 1631 #define IEEE80211_HT_CAP_DELAY_BA 0x0400 1632 #define IEEE80211_HT_CAP_MAX_AMSDU 0x0800 1633 #define IEEE80211_HT_CAP_DSSSCCK40 0x1000 1634 #define IEEE80211_HT_CAP_RESERVED 0x2000 1635 #define IEEE80211_HT_CAP_40MHZ_INTOLERANT 0x4000 1636 #define IEEE80211_HT_CAP_LSIG_TXOP_PROT 0x8000 1637 1638 /* 802.11n HT extended capabilities masks (for extended_ht_cap_info) */ 1639 #define IEEE80211_HT_EXT_CAP_PCO 0x0001 1640 #define IEEE80211_HT_EXT_CAP_PCO_TIME 0x0006 1641 #define IEEE80211_HT_EXT_CAP_PCO_TIME_SHIFT 1 1642 #define IEEE80211_HT_EXT_CAP_MCS_FB 0x0300 1643 #define IEEE80211_HT_EXT_CAP_MCS_FB_SHIFT 8 1644 #define IEEE80211_HT_EXT_CAP_HTC_SUP 0x0400 1645 #define IEEE80211_HT_EXT_CAP_RD_RESPONDER 0x0800 1646 1647 /* 802.11n HT capability AMPDU settings (for ampdu_params_info) */ 1648 #define IEEE80211_HT_AMPDU_PARM_FACTOR 0x03 1649 #define IEEE80211_HT_AMPDU_PARM_DENSITY 0x1C 1650 #define IEEE80211_HT_AMPDU_PARM_DENSITY_SHIFT 2 1651 1652 /* 1653 * Maximum length of AMPDU that the STA can receive in high-throughput (HT). 1654 * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets) 1655 */ 1656 enum ieee80211_max_ampdu_length_exp { 1657 IEEE80211_HT_MAX_AMPDU_8K = 0, 1658 IEEE80211_HT_MAX_AMPDU_16K = 1, 1659 IEEE80211_HT_MAX_AMPDU_32K = 2, 1660 IEEE80211_HT_MAX_AMPDU_64K = 3 1661 }; 1662 1663 /* 1664 * Maximum length of AMPDU that the STA can receive in VHT. 1665 * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets) 1666 */ 1667 enum ieee80211_vht_max_ampdu_length_exp { 1668 IEEE80211_VHT_MAX_AMPDU_8K = 0, 1669 IEEE80211_VHT_MAX_AMPDU_16K = 1, 1670 IEEE80211_VHT_MAX_AMPDU_32K = 2, 1671 IEEE80211_VHT_MAX_AMPDU_64K = 3, 1672 IEEE80211_VHT_MAX_AMPDU_128K = 4, 1673 IEEE80211_VHT_MAX_AMPDU_256K = 5, 1674 IEEE80211_VHT_MAX_AMPDU_512K = 6, 1675 IEEE80211_VHT_MAX_AMPDU_1024K = 7 1676 }; 1677 1678 #define IEEE80211_HT_MAX_AMPDU_FACTOR 13 1679 1680 /* Minimum MPDU start spacing */ 1681 enum ieee80211_min_mpdu_spacing { 1682 IEEE80211_HT_MPDU_DENSITY_NONE = 0, /* No restriction */ 1683 IEEE80211_HT_MPDU_DENSITY_0_25 = 1, /* 1/4 usec */ 1684 IEEE80211_HT_MPDU_DENSITY_0_5 = 2, /* 1/2 usec */ 1685 IEEE80211_HT_MPDU_DENSITY_1 = 3, /* 1 usec */ 1686 IEEE80211_HT_MPDU_DENSITY_2 = 4, /* 2 usec */ 1687 IEEE80211_HT_MPDU_DENSITY_4 = 5, /* 4 usec */ 1688 IEEE80211_HT_MPDU_DENSITY_8 = 6, /* 8 usec */ 1689 IEEE80211_HT_MPDU_DENSITY_16 = 7 /* 16 usec */ 1690 }; 1691 1692 /** 1693 * struct ieee80211_ht_operation - HT operation IE 1694 * 1695 * This structure is the "HT operation element" as 1696 * described in 802.11n-2009 7.3.2.57 1697 */ 1698 struct ieee80211_ht_operation { 1699 u8 primary_chan; 1700 u8 ht_param; 1701 __le16 operation_mode; 1702 __le16 stbc_param; 1703 u8 basic_set[16]; 1704 } __packed; 1705 1706 /* for ht_param */ 1707 #define IEEE80211_HT_PARAM_CHA_SEC_OFFSET 0x03 1708 #define IEEE80211_HT_PARAM_CHA_SEC_NONE 0x00 1709 #define IEEE80211_HT_PARAM_CHA_SEC_ABOVE 0x01 1710 #define IEEE80211_HT_PARAM_CHA_SEC_BELOW 0x03 1711 #define IEEE80211_HT_PARAM_CHAN_WIDTH_ANY 0x04 1712 #define IEEE80211_HT_PARAM_RIFS_MODE 0x08 1713 1714 /* for operation_mode */ 1715 #define IEEE80211_HT_OP_MODE_PROTECTION 0x0003 1716 #define IEEE80211_HT_OP_MODE_PROTECTION_NONE 0 1717 #define IEEE80211_HT_OP_MODE_PROTECTION_NONMEMBER 1 1718 #define IEEE80211_HT_OP_MODE_PROTECTION_20MHZ 2 1719 #define IEEE80211_HT_OP_MODE_PROTECTION_NONHT_MIXED 3 1720 #define IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT 0x0004 1721 #define IEEE80211_HT_OP_MODE_NON_HT_STA_PRSNT 0x0010 1722 #define IEEE80211_HT_OP_MODE_CCFS2_SHIFT 5 1723 #define IEEE80211_HT_OP_MODE_CCFS2_MASK 0x1fe0 1724 1725 /* for stbc_param */ 1726 #define IEEE80211_HT_STBC_PARAM_DUAL_BEACON 0x0040 1727 #define IEEE80211_HT_STBC_PARAM_DUAL_CTS_PROT 0x0080 1728 #define IEEE80211_HT_STBC_PARAM_STBC_BEACON 0x0100 1729 #define IEEE80211_HT_STBC_PARAM_LSIG_TXOP_FULLPROT 0x0200 1730 #define IEEE80211_HT_STBC_PARAM_PCO_ACTIVE 0x0400 1731 #define IEEE80211_HT_STBC_PARAM_PCO_PHASE 0x0800 1732 1733 1734 /* block-ack parameters */ 1735 #define IEEE80211_ADDBA_PARAM_AMSDU_MASK 0x0001 1736 #define IEEE80211_ADDBA_PARAM_POLICY_MASK 0x0002 1737 #define IEEE80211_ADDBA_PARAM_TID_MASK 0x003C 1738 #define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFC0 1739 #define IEEE80211_DELBA_PARAM_TID_MASK 0xF000 1740 #define IEEE80211_DELBA_PARAM_INITIATOR_MASK 0x0800 1741 1742 /* 1743 * A-MPDU buffer sizes 1744 * According to HT size varies from 8 to 64 frames 1745 * HE adds the ability to have up to 256 frames. 1746 * EHT adds the ability to have up to 1K frames. 1747 */ 1748 #define IEEE80211_MIN_AMPDU_BUF 0x8 1749 #define IEEE80211_MAX_AMPDU_BUF_HT 0x40 1750 #define IEEE80211_MAX_AMPDU_BUF_HE 0x100 1751 #define IEEE80211_MAX_AMPDU_BUF_EHT 0x400 1752 1753 1754 /* Spatial Multiplexing Power Save Modes (for capability) */ 1755 #define WLAN_HT_CAP_SM_PS_STATIC 0 1756 #define WLAN_HT_CAP_SM_PS_DYNAMIC 1 1757 #define WLAN_HT_CAP_SM_PS_INVALID 2 1758 #define WLAN_HT_CAP_SM_PS_DISABLED 3 1759 1760 /* for SM power control field lower two bits */ 1761 #define WLAN_HT_SMPS_CONTROL_DISABLED 0 1762 #define WLAN_HT_SMPS_CONTROL_STATIC 1 1763 #define WLAN_HT_SMPS_CONTROL_DYNAMIC 3 1764 1765 /** 1766 * struct ieee80211_vht_mcs_info - VHT MCS information 1767 * @rx_mcs_map: RX MCS map 2 bits for each stream, total 8 streams 1768 * @rx_highest: Indicates highest long GI VHT PPDU data rate 1769 * STA can receive. Rate expressed in units of 1 Mbps. 1770 * If this field is 0 this value should not be used to 1771 * consider the highest RX data rate supported. 1772 * The top 3 bits of this field indicate the Maximum NSTS,total 1773 * (a beamformee capability.) 1774 * @tx_mcs_map: TX MCS map 2 bits for each stream, total 8 streams 1775 * @tx_highest: Indicates highest long GI VHT PPDU data rate 1776 * STA can transmit. Rate expressed in units of 1 Mbps. 1777 * If this field is 0 this value should not be used to 1778 * consider the highest TX data rate supported. 1779 * The top 2 bits of this field are reserved, the 1780 * 3rd bit from the top indiciates VHT Extended NSS BW 1781 * Capability. 1782 */ 1783 struct ieee80211_vht_mcs_info { 1784 __le16 rx_mcs_map; 1785 __le16 rx_highest; 1786 __le16 tx_mcs_map; 1787 __le16 tx_highest; 1788 } __packed; 1789 1790 /* for rx_highest */ 1791 #define IEEE80211_VHT_MAX_NSTS_TOTAL_SHIFT 13 1792 #define IEEE80211_VHT_MAX_NSTS_TOTAL_MASK (7 << IEEE80211_VHT_MAX_NSTS_TOTAL_SHIFT) 1793 1794 /* for tx_highest */ 1795 #define IEEE80211_VHT_EXT_NSS_BW_CAPABLE (1 << 13) 1796 1797 /** 1798 * enum ieee80211_vht_mcs_support - VHT MCS support definitions 1799 * @IEEE80211_VHT_MCS_SUPPORT_0_7: MCSes 0-7 are supported for the 1800 * number of streams 1801 * @IEEE80211_VHT_MCS_SUPPORT_0_8: MCSes 0-8 are supported 1802 * @IEEE80211_VHT_MCS_SUPPORT_0_9: MCSes 0-9 are supported 1803 * @IEEE80211_VHT_MCS_NOT_SUPPORTED: This number of streams isn't supported 1804 * 1805 * These definitions are used in each 2-bit subfield of the @rx_mcs_map 1806 * and @tx_mcs_map fields of &struct ieee80211_vht_mcs_info, which are 1807 * both split into 8 subfields by number of streams. These values indicate 1808 * which MCSes are supported for the number of streams the value appears 1809 * for. 1810 */ 1811 enum ieee80211_vht_mcs_support { 1812 IEEE80211_VHT_MCS_SUPPORT_0_7 = 0, 1813 IEEE80211_VHT_MCS_SUPPORT_0_8 = 1, 1814 IEEE80211_VHT_MCS_SUPPORT_0_9 = 2, 1815 IEEE80211_VHT_MCS_NOT_SUPPORTED = 3, 1816 }; 1817 1818 /** 1819 * struct ieee80211_vht_cap - VHT capabilities 1820 * 1821 * This structure is the "VHT capabilities element" as 1822 * described in 802.11ac D3.0 8.4.2.160 1823 * @vht_cap_info: VHT capability info 1824 * @supp_mcs: VHT MCS supported rates 1825 */ 1826 struct ieee80211_vht_cap { 1827 __le32 vht_cap_info; 1828 struct ieee80211_vht_mcs_info supp_mcs; 1829 } __packed; 1830 1831 /** 1832 * enum ieee80211_vht_chanwidth - VHT channel width 1833 * @IEEE80211_VHT_CHANWIDTH_USE_HT: use the HT operation IE to 1834 * determine the channel width (20 or 40 MHz) 1835 * @IEEE80211_VHT_CHANWIDTH_80MHZ: 80 MHz bandwidth 1836 * @IEEE80211_VHT_CHANWIDTH_160MHZ: 160 MHz bandwidth 1837 * @IEEE80211_VHT_CHANWIDTH_80P80MHZ: 80+80 MHz bandwidth 1838 */ 1839 enum ieee80211_vht_chanwidth { 1840 IEEE80211_VHT_CHANWIDTH_USE_HT = 0, 1841 IEEE80211_VHT_CHANWIDTH_80MHZ = 1, 1842 IEEE80211_VHT_CHANWIDTH_160MHZ = 2, 1843 IEEE80211_VHT_CHANWIDTH_80P80MHZ = 3, 1844 }; 1845 1846 /** 1847 * struct ieee80211_vht_operation - VHT operation IE 1848 * 1849 * This structure is the "VHT operation element" as 1850 * described in 802.11ac D3.0 8.4.2.161 1851 * @chan_width: Operating channel width 1852 * @center_freq_seg0_idx: center freq segment 0 index 1853 * @center_freq_seg1_idx: center freq segment 1 index 1854 * @basic_mcs_set: VHT Basic MCS rate set 1855 */ 1856 struct ieee80211_vht_operation { 1857 u8 chan_width; 1858 u8 center_freq_seg0_idx; 1859 u8 center_freq_seg1_idx; 1860 __le16 basic_mcs_set; 1861 } __packed; 1862 1863 /** 1864 * struct ieee80211_he_cap_elem - HE capabilities element 1865 * 1866 * This structure is the "HE capabilities element" fixed fields as 1867 * described in P802.11ax_D4.0 section 9.4.2.242.2 and 9.4.2.242.3 1868 */ 1869 struct ieee80211_he_cap_elem { 1870 u8 mac_cap_info[6]; 1871 u8 phy_cap_info[11]; 1872 } __packed; 1873 1874 #define IEEE80211_TX_RX_MCS_NSS_DESC_MAX_LEN 5 1875 1876 /** 1877 * enum ieee80211_he_mcs_support - HE MCS support definitions 1878 * @IEEE80211_HE_MCS_SUPPORT_0_7: MCSes 0-7 are supported for the 1879 * number of streams 1880 * @IEEE80211_HE_MCS_SUPPORT_0_9: MCSes 0-9 are supported 1881 * @IEEE80211_HE_MCS_SUPPORT_0_11: MCSes 0-11 are supported 1882 * @IEEE80211_HE_MCS_NOT_SUPPORTED: This number of streams isn't supported 1883 * 1884 * These definitions are used in each 2-bit subfield of the rx_mcs_* 1885 * and tx_mcs_* fields of &struct ieee80211_he_mcs_nss_supp, which are 1886 * both split into 8 subfields by number of streams. These values indicate 1887 * which MCSes are supported for the number of streams the value appears 1888 * for. 1889 */ 1890 enum ieee80211_he_mcs_support { 1891 IEEE80211_HE_MCS_SUPPORT_0_7 = 0, 1892 IEEE80211_HE_MCS_SUPPORT_0_9 = 1, 1893 IEEE80211_HE_MCS_SUPPORT_0_11 = 2, 1894 IEEE80211_HE_MCS_NOT_SUPPORTED = 3, 1895 }; 1896 1897 /** 1898 * struct ieee80211_he_mcs_nss_supp - HE Tx/Rx HE MCS NSS Support Field 1899 * 1900 * This structure holds the data required for the Tx/Rx HE MCS NSS Support Field 1901 * described in P802.11ax_D2.0 section 9.4.2.237.4 1902 * 1903 * @rx_mcs_80: Rx MCS map 2 bits for each stream, total 8 streams, for channel 1904 * widths less than 80MHz. 1905 * @tx_mcs_80: Tx MCS map 2 bits for each stream, total 8 streams, for channel 1906 * widths less than 80MHz. 1907 * @rx_mcs_160: Rx MCS map 2 bits for each stream, total 8 streams, for channel 1908 * width 160MHz. 1909 * @tx_mcs_160: Tx MCS map 2 bits for each stream, total 8 streams, for channel 1910 * width 160MHz. 1911 * @rx_mcs_80p80: Rx MCS map 2 bits for each stream, total 8 streams, for 1912 * channel width 80p80MHz. 1913 * @tx_mcs_80p80: Tx MCS map 2 bits for each stream, total 8 streams, for 1914 * channel width 80p80MHz. 1915 */ 1916 struct ieee80211_he_mcs_nss_supp { 1917 __le16 rx_mcs_80; 1918 __le16 tx_mcs_80; 1919 __le16 rx_mcs_160; 1920 __le16 tx_mcs_160; 1921 __le16 rx_mcs_80p80; 1922 __le16 tx_mcs_80p80; 1923 } __packed; 1924 1925 /** 1926 * struct ieee80211_he_operation - HE capabilities element 1927 * 1928 * This structure is the "HE operation element" fields as 1929 * described in P802.11ax_D4.0 section 9.4.2.243 1930 */ 1931 struct ieee80211_he_operation { 1932 __le32 he_oper_params; 1933 __le16 he_mcs_nss_set; 1934 /* Optional 0,1,3,4,5,7 or 8 bytes: depends on @he_oper_params */ 1935 u8 optional[]; 1936 } __packed; 1937 1938 /** 1939 * struct ieee80211_he_spr - HE spatial reuse element 1940 * 1941 * This structure is the "HE spatial reuse element" element as 1942 * described in P802.11ax_D4.0 section 9.4.2.241 1943 */ 1944 struct ieee80211_he_spr { 1945 u8 he_sr_control; 1946 /* Optional 0 to 19 bytes: depends on @he_sr_control */ 1947 u8 optional[]; 1948 } __packed; 1949 1950 /** 1951 * struct ieee80211_he_mu_edca_param_ac_rec - MU AC Parameter Record field 1952 * 1953 * This structure is the "MU AC Parameter Record" fields as 1954 * described in P802.11ax_D4.0 section 9.4.2.245 1955 */ 1956 struct ieee80211_he_mu_edca_param_ac_rec { 1957 u8 aifsn; 1958 u8 ecw_min_max; 1959 u8 mu_edca_timer; 1960 } __packed; 1961 1962 /** 1963 * struct ieee80211_mu_edca_param_set - MU EDCA Parameter Set element 1964 * 1965 * This structure is the "MU EDCA Parameter Set element" fields as 1966 * described in P802.11ax_D4.0 section 9.4.2.245 1967 */ 1968 struct ieee80211_mu_edca_param_set { 1969 u8 mu_qos_info; 1970 struct ieee80211_he_mu_edca_param_ac_rec ac_be; 1971 struct ieee80211_he_mu_edca_param_ac_rec ac_bk; 1972 struct ieee80211_he_mu_edca_param_ac_rec ac_vi; 1973 struct ieee80211_he_mu_edca_param_ac_rec ac_vo; 1974 } __packed; 1975 1976 #define IEEE80211_EHT_MCS_NSS_RX 0x0f 1977 #define IEEE80211_EHT_MCS_NSS_TX 0xf0 1978 1979 /** 1980 * struct ieee80211_eht_mcs_nss_supp_20mhz_only - EHT 20MHz only station max 1981 * supported NSS for per MCS. 1982 * 1983 * For each field below, bits 0 - 3 indicate the maximal number of spatial 1984 * streams for Rx, and bits 4 - 7 indicate the maximal number of spatial streams 1985 * for Tx. 1986 * 1987 * @rx_tx_mcs7_max_nss: indicates the maximum number of spatial streams 1988 * supported for reception and the maximum number of spatial streams 1989 * supported for transmission for MCS 0 - 7. 1990 * @rx_tx_mcs9_max_nss: indicates the maximum number of spatial streams 1991 * supported for reception and the maximum number of spatial streams 1992 * supported for transmission for MCS 8 - 9. 1993 * @rx_tx_mcs11_max_nss: indicates the maximum number of spatial streams 1994 * supported for reception and the maximum number of spatial streams 1995 * supported for transmission for MCS 10 - 11. 1996 * @rx_tx_mcs13_max_nss: indicates the maximum number of spatial streams 1997 * supported for reception and the maximum number of spatial streams 1998 * supported for transmission for MCS 12 - 13. 1999 * @rx_tx_max_nss: array of the previous fields for easier loop access 2000 */ 2001 struct ieee80211_eht_mcs_nss_supp_20mhz_only { 2002 union { 2003 struct { 2004 u8 rx_tx_mcs7_max_nss; 2005 u8 rx_tx_mcs9_max_nss; 2006 u8 rx_tx_mcs11_max_nss; 2007 u8 rx_tx_mcs13_max_nss; 2008 }; 2009 u8 rx_tx_max_nss[4]; 2010 }; 2011 }; 2012 2013 /** 2014 * struct ieee80211_eht_mcs_nss_supp_bw - EHT max supported NSS per MCS (except 2015 * 20MHz only stations). 2016 * 2017 * For each field below, bits 0 - 3 indicate the maximal number of spatial 2018 * streams for Rx, and bits 4 - 7 indicate the maximal number of spatial streams 2019 * for Tx. 2020 * 2021 * @rx_tx_mcs9_max_nss: indicates the maximum number of spatial streams 2022 * supported for reception and the maximum number of spatial streams 2023 * supported for transmission for MCS 0 - 9. 2024 * @rx_tx_mcs11_max_nss: indicates the maximum number of spatial streams 2025 * supported for reception and the maximum number of spatial streams 2026 * supported for transmission for MCS 10 - 11. 2027 * @rx_tx_mcs13_max_nss: indicates the maximum number of spatial streams 2028 * supported for reception and the maximum number of spatial streams 2029 * supported for transmission for MCS 12 - 13. 2030 * @rx_tx_max_nss: array of the previous fields for easier loop access 2031 */ 2032 struct ieee80211_eht_mcs_nss_supp_bw { 2033 union { 2034 struct { 2035 u8 rx_tx_mcs9_max_nss; 2036 u8 rx_tx_mcs11_max_nss; 2037 u8 rx_tx_mcs13_max_nss; 2038 }; 2039 u8 rx_tx_max_nss[3]; 2040 }; 2041 }; 2042 2043 /** 2044 * struct ieee80211_eht_cap_elem_fixed - EHT capabilities fixed data 2045 * 2046 * This structure is the "EHT Capabilities element" fixed fields as 2047 * described in P802.11be_D2.0 section 9.4.2.313. 2048 * 2049 * @mac_cap_info: MAC capabilities, see IEEE80211_EHT_MAC_CAP* 2050 * @phy_cap_info: PHY capabilities, see IEEE80211_EHT_PHY_CAP* 2051 */ 2052 struct ieee80211_eht_cap_elem_fixed { 2053 u8 mac_cap_info[2]; 2054 u8 phy_cap_info[9]; 2055 } __packed; 2056 2057 /** 2058 * struct ieee80211_eht_cap_elem - EHT capabilities element 2059 * @fixed: fixed parts, see &ieee80211_eht_cap_elem_fixed 2060 * @optional: optional parts 2061 */ 2062 struct ieee80211_eht_cap_elem { 2063 struct ieee80211_eht_cap_elem_fixed fixed; 2064 2065 /* 2066 * Followed by: 2067 * Supported EHT-MCS And NSS Set field: 4, 3, 6 or 9 octets. 2068 * EHT PPE Thresholds field: variable length. 2069 */ 2070 u8 optional[]; 2071 } __packed; 2072 2073 #define IEEE80211_EHT_OPER_INFO_PRESENT 0x01 2074 #define IEEE80211_EHT_OPER_DISABLED_SUBCHANNEL_BITMAP_PRESENT 0x02 2075 #define IEEE80211_EHT_OPER_EHT_DEF_PE_DURATION 0x04 2076 #define IEEE80211_EHT_OPER_GROUP_ADDRESSED_BU_IND_LIMIT 0x08 2077 #define IEEE80211_EHT_OPER_GROUP_ADDRESSED_BU_IND_EXP_MASK 0x30 2078 2079 /** 2080 * struct ieee80211_eht_operation - eht operation element 2081 * 2082 * This structure is the "EHT Operation Element" fields as 2083 * described in P802.11be_D2.0 section 9.4.2.311 2084 * 2085 * @params: EHT operation element parameters. See &IEEE80211_EHT_OPER_* 2086 * @basic_mcs_nss: indicates the EHT-MCSs for each number of spatial streams in 2087 * EHT PPDUs that are supported by all EHT STAs in the BSS in transmit and 2088 * receive. 2089 * @optional: optional parts 2090 */ 2091 struct ieee80211_eht_operation { 2092 u8 params; 2093 struct ieee80211_eht_mcs_nss_supp_20mhz_only basic_mcs_nss; 2094 u8 optional[]; 2095 } __packed; 2096 2097 /** 2098 * struct ieee80211_eht_operation_info - eht operation information 2099 * 2100 * @control: EHT operation information control. 2101 * @ccfs0: defines a channel center frequency for a 20, 40, 80, 160, or 320 MHz 2102 * EHT BSS. 2103 * @ccfs1: defines a channel center frequency for a 160 or 320 MHz EHT BSS. 2104 * @optional: optional parts 2105 */ 2106 struct ieee80211_eht_operation_info { 2107 u8 control; 2108 u8 ccfs0; 2109 u8 ccfs1; 2110 u8 optional[]; 2111 } __packed; 2112 2113 /* 802.11ac VHT Capabilities */ 2114 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895 0x00000000 2115 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991 0x00000001 2116 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454 0x00000002 2117 #define IEEE80211_VHT_CAP_MAX_MPDU_MASK 0x00000003 2118 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ 0x00000004 2119 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ 0x00000008 2120 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_MASK 0x0000000C 2121 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_SHIFT 2 2122 #define IEEE80211_VHT_CAP_RXLDPC 0x00000010 2123 #define IEEE80211_VHT_CAP_SHORT_GI_80 0x00000020 2124 #define IEEE80211_VHT_CAP_SHORT_GI_160 0x00000040 2125 #define IEEE80211_VHT_CAP_TXSTBC 0x00000080 2126 #define IEEE80211_VHT_CAP_RXSTBC_1 0x00000100 2127 #define IEEE80211_VHT_CAP_RXSTBC_2 0x00000200 2128 #define IEEE80211_VHT_CAP_RXSTBC_3 0x00000300 2129 #define IEEE80211_VHT_CAP_RXSTBC_4 0x00000400 2130 #define IEEE80211_VHT_CAP_RXSTBC_MASK 0x00000700 2131 #define IEEE80211_VHT_CAP_RXSTBC_SHIFT 8 2132 #define IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE 0x00000800 2133 #define IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE 0x00001000 2134 #define IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT 13 2135 #define IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK \ 2136 (7 << IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT) 2137 #define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT 16 2138 #define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK \ 2139 (7 << IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT) 2140 #define IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE 0x00080000 2141 #define IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE 0x00100000 2142 #define IEEE80211_VHT_CAP_VHT_TXOP_PS 0x00200000 2143 #define IEEE80211_VHT_CAP_HTC_VHT 0x00400000 2144 #define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT 23 2145 #define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK \ 2146 (7 << IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT) 2147 #define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_UNSOL_MFB 0x08000000 2148 #define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB 0x0c000000 2149 #define IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN 0x10000000 2150 #define IEEE80211_VHT_CAP_TX_ANTENNA_PATTERN 0x20000000 2151 #define IEEE80211_VHT_CAP_EXT_NSS_BW_SHIFT 30 2152 #define IEEE80211_VHT_CAP_EXT_NSS_BW_MASK 0xc0000000 2153 2154 /** 2155 * ieee80211_get_vht_max_nss - return max NSS for a given bandwidth/MCS 2156 * @cap: VHT capabilities of the peer 2157 * @bw: bandwidth to use 2158 * @mcs: MCS index to use 2159 * @ext_nss_bw_capable: indicates whether or not the local transmitter 2160 * (rate scaling algorithm) can deal with the new logic 2161 * (dot11VHTExtendedNSSBWCapable) 2162 * @max_vht_nss: current maximum NSS as advertised by the STA in 2163 * operating mode notification, can be 0 in which case the 2164 * capability data will be used to derive this (from MCS support) 2165 * 2166 * Due to the VHT Extended NSS Bandwidth Support, the maximum NSS can 2167 * vary for a given BW/MCS. This function parses the data. 2168 * 2169 * Note: This function is exported by cfg80211. 2170 */ 2171 int ieee80211_get_vht_max_nss(struct ieee80211_vht_cap *cap, 2172 enum ieee80211_vht_chanwidth bw, 2173 int mcs, bool ext_nss_bw_capable, 2174 unsigned int max_vht_nss); 2175 2176 /** 2177 * enum ieee80211_ap_reg_power - regulatory power for a Access Point 2178 * 2179 * @IEEE80211_REG_UNSET_AP: Access Point has no regulatory power mode 2180 * @IEEE80211_REG_LPI: Indoor Access Point 2181 * @IEEE80211_REG_SP: Standard power Access Point 2182 * @IEEE80211_REG_VLP: Very low power Access Point 2183 * @IEEE80211_REG_AP_POWER_AFTER_LAST: internal 2184 * @IEEE80211_REG_AP_POWER_MAX: maximum value 2185 */ 2186 enum ieee80211_ap_reg_power { 2187 IEEE80211_REG_UNSET_AP, 2188 IEEE80211_REG_LPI_AP, 2189 IEEE80211_REG_SP_AP, 2190 IEEE80211_REG_VLP_AP, 2191 IEEE80211_REG_AP_POWER_AFTER_LAST, 2192 IEEE80211_REG_AP_POWER_MAX = 2193 IEEE80211_REG_AP_POWER_AFTER_LAST - 1, 2194 }; 2195 2196 /** 2197 * enum ieee80211_client_reg_power - regulatory power for a client 2198 * 2199 * @IEEE80211_REG_UNSET_CLIENT: Client has no regulatory power mode 2200 * @IEEE80211_REG_DEFAULT_CLIENT: Default Client 2201 * @IEEE80211_REG_SUBORDINATE_CLIENT: Subordinate Client 2202 * @IEEE80211_REG_CLIENT_POWER_AFTER_LAST: internal 2203 * @IEEE80211_REG_CLIENT_POWER_MAX: maximum value 2204 */ 2205 enum ieee80211_client_reg_power { 2206 IEEE80211_REG_UNSET_CLIENT, 2207 IEEE80211_REG_DEFAULT_CLIENT, 2208 IEEE80211_REG_SUBORDINATE_CLIENT, 2209 IEEE80211_REG_CLIENT_POWER_AFTER_LAST, 2210 IEEE80211_REG_CLIENT_POWER_MAX = 2211 IEEE80211_REG_CLIENT_POWER_AFTER_LAST - 1, 2212 }; 2213 2214 /* 802.11ax HE MAC capabilities */ 2215 #define IEEE80211_HE_MAC_CAP0_HTC_HE 0x01 2216 #define IEEE80211_HE_MAC_CAP0_TWT_REQ 0x02 2217 #define IEEE80211_HE_MAC_CAP0_TWT_RES 0x04 2218 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_NOT_SUPP 0x00 2219 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_1 0x08 2220 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_2 0x10 2221 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_3 0x18 2222 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_MASK 0x18 2223 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_1 0x00 2224 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_2 0x20 2225 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_4 0x40 2226 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_8 0x60 2227 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_16 0x80 2228 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_32 0xa0 2229 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_64 0xc0 2230 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_UNLIMITED 0xe0 2231 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_MASK 0xe0 2232 2233 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_UNLIMITED 0x00 2234 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_128 0x01 2235 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_256 0x02 2236 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_512 0x03 2237 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_MASK 0x03 2238 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_0US 0x00 2239 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_8US 0x04 2240 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_16US 0x08 2241 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_MASK 0x0c 2242 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_1 0x00 2243 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_2 0x10 2244 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_3 0x20 2245 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_4 0x30 2246 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_5 0x40 2247 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_6 0x50 2248 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_7 0x60 2249 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_8 0x70 2250 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_MASK 0x70 2251 2252 /* Link adaptation is split between byte HE_MAC_CAP1 and 2253 * HE_MAC_CAP2. It should be set only if IEEE80211_HE_MAC_CAP0_HTC_HE 2254 * in which case the following values apply: 2255 * 0 = No feedback. 2256 * 1 = reserved. 2257 * 2 = Unsolicited feedback. 2258 * 3 = both 2259 */ 2260 #define IEEE80211_HE_MAC_CAP1_LINK_ADAPTATION 0x80 2261 2262 #define IEEE80211_HE_MAC_CAP2_LINK_ADAPTATION 0x01 2263 #define IEEE80211_HE_MAC_CAP2_ALL_ACK 0x02 2264 #define IEEE80211_HE_MAC_CAP2_TRS 0x04 2265 #define IEEE80211_HE_MAC_CAP2_BSR 0x08 2266 #define IEEE80211_HE_MAC_CAP2_BCAST_TWT 0x10 2267 #define IEEE80211_HE_MAC_CAP2_32BIT_BA_BITMAP 0x20 2268 #define IEEE80211_HE_MAC_CAP2_MU_CASCADING 0x40 2269 #define IEEE80211_HE_MAC_CAP2_ACK_EN 0x80 2270 2271 #define IEEE80211_HE_MAC_CAP3_OMI_CONTROL 0x02 2272 #define IEEE80211_HE_MAC_CAP3_OFDMA_RA 0x04 2273 2274 /* The maximum length of an A-MDPU is defined by the combination of the Maximum 2275 * A-MDPU Length Exponent field in the HT capabilities, VHT capabilities and the 2276 * same field in the HE capabilities. 2277 */ 2278 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_0 0x00 2279 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_1 0x08 2280 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_2 0x10 2281 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_3 0x18 2282 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_MASK 0x18 2283 #define IEEE80211_HE_MAC_CAP3_AMSDU_FRAG 0x20 2284 #define IEEE80211_HE_MAC_CAP3_FLEX_TWT_SCHED 0x40 2285 #define IEEE80211_HE_MAC_CAP3_RX_CTRL_FRAME_TO_MULTIBSS 0x80 2286 2287 #define IEEE80211_HE_MAC_CAP4_BSRP_BQRP_A_MPDU_AGG 0x01 2288 #define IEEE80211_HE_MAC_CAP4_QTP 0x02 2289 #define IEEE80211_HE_MAC_CAP4_BQR 0x04 2290 #define IEEE80211_HE_MAC_CAP4_PSR_RESP 0x08 2291 #define IEEE80211_HE_MAC_CAP4_NDP_FB_REP 0x10 2292 #define IEEE80211_HE_MAC_CAP4_OPS 0x20 2293 #define IEEE80211_HE_MAC_CAP4_AMSDU_IN_AMPDU 0x40 2294 /* Multi TID agg TX is split between byte #4 and #5 2295 * The value is a combination of B39,B40,B41 2296 */ 2297 #define IEEE80211_HE_MAC_CAP4_MULTI_TID_AGG_TX_QOS_B39 0x80 2298 2299 #define IEEE80211_HE_MAC_CAP5_MULTI_TID_AGG_TX_QOS_B40 0x01 2300 #define IEEE80211_HE_MAC_CAP5_MULTI_TID_AGG_TX_QOS_B41 0x02 2301 #define IEEE80211_HE_MAC_CAP5_SUBCHAN_SELECTIVE_TRANSMISSION 0x04 2302 #define IEEE80211_HE_MAC_CAP5_UL_2x996_TONE_RU 0x08 2303 #define IEEE80211_HE_MAC_CAP5_OM_CTRL_UL_MU_DATA_DIS_RX 0x10 2304 #define IEEE80211_HE_MAC_CAP5_HE_DYNAMIC_SM_PS 0x20 2305 #define IEEE80211_HE_MAC_CAP5_PUNCTURED_SOUNDING 0x40 2306 #define IEEE80211_HE_MAC_CAP5_HT_VHT_TRIG_FRAME_RX 0x80 2307 2308 #define IEEE80211_HE_VHT_MAX_AMPDU_FACTOR 20 2309 #define IEEE80211_HE_HT_MAX_AMPDU_FACTOR 16 2310 #define IEEE80211_HE_6GHZ_MAX_AMPDU_FACTOR 13 2311 2312 /* 802.11ax HE PHY capabilities */ 2313 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G 0x02 2314 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G 0x04 2315 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G 0x08 2316 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G 0x10 2317 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_MASK_ALL 0x1e 2318 2319 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_2G 0x20 2320 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_5G 0x40 2321 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_MASK 0xfe 2322 2323 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_80MHZ_ONLY_SECOND_20MHZ 0x01 2324 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_80MHZ_ONLY_SECOND_40MHZ 0x02 2325 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_160MHZ_ONLY_SECOND_20MHZ 0x04 2326 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_160MHZ_ONLY_SECOND_40MHZ 0x08 2327 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_MASK 0x0f 2328 #define IEEE80211_HE_PHY_CAP1_DEVICE_CLASS_A 0x10 2329 #define IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD 0x20 2330 #define IEEE80211_HE_PHY_CAP1_HE_LTF_AND_GI_FOR_HE_PPDUS_0_8US 0x40 2331 /* Midamble RX/TX Max NSTS is split between byte #2 and byte #3 */ 2332 #define IEEE80211_HE_PHY_CAP1_MIDAMBLE_RX_TX_MAX_NSTS 0x80 2333 2334 #define IEEE80211_HE_PHY_CAP2_MIDAMBLE_RX_TX_MAX_NSTS 0x01 2335 #define IEEE80211_HE_PHY_CAP2_NDP_4x_LTF_AND_3_2US 0x02 2336 #define IEEE80211_HE_PHY_CAP2_STBC_TX_UNDER_80MHZ 0x04 2337 #define IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ 0x08 2338 #define IEEE80211_HE_PHY_CAP2_DOPPLER_TX 0x10 2339 #define IEEE80211_HE_PHY_CAP2_DOPPLER_RX 0x20 2340 2341 /* Note that the meaning of UL MU below is different between an AP and a non-AP 2342 * sta, where in the AP case it indicates support for Rx and in the non-AP sta 2343 * case it indicates support for Tx. 2344 */ 2345 #define IEEE80211_HE_PHY_CAP2_UL_MU_FULL_MU_MIMO 0x40 2346 #define IEEE80211_HE_PHY_CAP2_UL_MU_PARTIAL_MU_MIMO 0x80 2347 2348 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_NO_DCM 0x00 2349 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_BPSK 0x01 2350 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_QPSK 0x02 2351 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_16_QAM 0x03 2352 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_MASK 0x03 2353 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_TX_NSS_1 0x00 2354 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_TX_NSS_2 0x04 2355 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_NO_DCM 0x00 2356 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_BPSK 0x08 2357 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_QPSK 0x10 2358 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_16_QAM 0x18 2359 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_MASK 0x18 2360 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_RX_NSS_1 0x00 2361 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_RX_NSS_2 0x20 2362 #define IEEE80211_HE_PHY_CAP3_RX_PARTIAL_BW_SU_IN_20MHZ_MU 0x40 2363 #define IEEE80211_HE_PHY_CAP3_SU_BEAMFORMER 0x80 2364 2365 #define IEEE80211_HE_PHY_CAP4_SU_BEAMFORMEE 0x01 2366 #define IEEE80211_HE_PHY_CAP4_MU_BEAMFORMER 0x02 2367 2368 /* Minimal allowed value of Max STS under 80MHz is 3 */ 2369 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_4 0x0c 2370 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_5 0x10 2371 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_6 0x14 2372 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_7 0x18 2373 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_8 0x1c 2374 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_MASK 0x1c 2375 2376 /* Minimal allowed value of Max STS above 80MHz is 3 */ 2377 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_4 0x60 2378 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_5 0x80 2379 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_6 0xa0 2380 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_7 0xc0 2381 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_8 0xe0 2382 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_MASK 0xe0 2383 2384 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_1 0x00 2385 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_2 0x01 2386 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_3 0x02 2387 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_4 0x03 2388 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_5 0x04 2389 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_6 0x05 2390 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_7 0x06 2391 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_8 0x07 2392 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK 0x07 2393 2394 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_1 0x00 2395 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_2 0x08 2396 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_3 0x10 2397 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_4 0x18 2398 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_5 0x20 2399 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_6 0x28 2400 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_7 0x30 2401 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_8 0x38 2402 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_MASK 0x38 2403 2404 #define IEEE80211_HE_PHY_CAP5_NG16_SU_FEEDBACK 0x40 2405 #define IEEE80211_HE_PHY_CAP5_NG16_MU_FEEDBACK 0x80 2406 2407 #define IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_42_SU 0x01 2408 #define IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_75_MU 0x02 2409 #define IEEE80211_HE_PHY_CAP6_TRIG_SU_BEAMFORMING_FB 0x04 2410 #define IEEE80211_HE_PHY_CAP6_TRIG_MU_BEAMFORMING_PARTIAL_BW_FB 0x08 2411 #define IEEE80211_HE_PHY_CAP6_TRIG_CQI_FB 0x10 2412 #define IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE 0x20 2413 #define IEEE80211_HE_PHY_CAP6_PARTIAL_BANDWIDTH_DL_MUMIMO 0x40 2414 #define IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT 0x80 2415 2416 #define IEEE80211_HE_PHY_CAP7_PSR_BASED_SR 0x01 2417 #define IEEE80211_HE_PHY_CAP7_POWER_BOOST_FACTOR_SUPP 0x02 2418 #define IEEE80211_HE_PHY_CAP7_HE_SU_MU_PPDU_4XLTF_AND_08_US_GI 0x04 2419 #define IEEE80211_HE_PHY_CAP7_MAX_NC_1 0x08 2420 #define IEEE80211_HE_PHY_CAP7_MAX_NC_2 0x10 2421 #define IEEE80211_HE_PHY_CAP7_MAX_NC_3 0x18 2422 #define IEEE80211_HE_PHY_CAP7_MAX_NC_4 0x20 2423 #define IEEE80211_HE_PHY_CAP7_MAX_NC_5 0x28 2424 #define IEEE80211_HE_PHY_CAP7_MAX_NC_6 0x30 2425 #define IEEE80211_HE_PHY_CAP7_MAX_NC_7 0x38 2426 #define IEEE80211_HE_PHY_CAP7_MAX_NC_MASK 0x38 2427 #define IEEE80211_HE_PHY_CAP7_STBC_TX_ABOVE_80MHZ 0x40 2428 #define IEEE80211_HE_PHY_CAP7_STBC_RX_ABOVE_80MHZ 0x80 2429 2430 #define IEEE80211_HE_PHY_CAP8_HE_ER_SU_PPDU_4XLTF_AND_08_US_GI 0x01 2431 #define IEEE80211_HE_PHY_CAP8_20MHZ_IN_40MHZ_HE_PPDU_IN_2G 0x02 2432 #define IEEE80211_HE_PHY_CAP8_20MHZ_IN_160MHZ_HE_PPDU 0x04 2433 #define IEEE80211_HE_PHY_CAP8_80MHZ_IN_160MHZ_HE_PPDU 0x08 2434 #define IEEE80211_HE_PHY_CAP8_HE_ER_SU_1XLTF_AND_08_US_GI 0x10 2435 #define IEEE80211_HE_PHY_CAP8_MIDAMBLE_RX_TX_2X_AND_1XLTF 0x20 2436 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_242 0x00 2437 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_484 0x40 2438 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_996 0x80 2439 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_2x996 0xc0 2440 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_MASK 0xc0 2441 2442 #define IEEE80211_HE_PHY_CAP9_LONGER_THAN_16_SIGB_OFDM_SYM 0x01 2443 #define IEEE80211_HE_PHY_CAP9_NON_TRIGGERED_CQI_FEEDBACK 0x02 2444 #define IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU 0x04 2445 #define IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU 0x08 2446 #define IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_COMP_SIGB 0x10 2447 #define IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_NON_COMP_SIGB 0x20 2448 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_0US 0x0 2449 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_8US 0x1 2450 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_16US 0x2 2451 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_RESERVED 0x3 2452 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_POS 6 2453 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_MASK 0xc0 2454 2455 #define IEEE80211_HE_PHY_CAP10_HE_MU_M1RU_MAX_LTF 0x01 2456 2457 /* 802.11ax HE TX/RX MCS NSS Support */ 2458 #define IEEE80211_TX_RX_MCS_NSS_SUPP_HIGHEST_MCS_POS (3) 2459 #define IEEE80211_TX_RX_MCS_NSS_SUPP_TX_BITMAP_POS (6) 2460 #define IEEE80211_TX_RX_MCS_NSS_SUPP_RX_BITMAP_POS (11) 2461 #define IEEE80211_TX_RX_MCS_NSS_SUPP_TX_BITMAP_MASK 0x07c0 2462 #define IEEE80211_TX_RX_MCS_NSS_SUPP_RX_BITMAP_MASK 0xf800 2463 2464 /* TX/RX HE MCS Support field Highest MCS subfield encoding */ 2465 enum ieee80211_he_highest_mcs_supported_subfield_enc { 2466 HIGHEST_MCS_SUPPORTED_MCS7 = 0, 2467 HIGHEST_MCS_SUPPORTED_MCS8, 2468 HIGHEST_MCS_SUPPORTED_MCS9, 2469 HIGHEST_MCS_SUPPORTED_MCS10, 2470 HIGHEST_MCS_SUPPORTED_MCS11, 2471 }; 2472 2473 /* Calculate 802.11ax HE capabilities IE Tx/Rx HE MCS NSS Support Field size */ 2474 static inline u8 2475 ieee80211_he_mcs_nss_size(const struct ieee80211_he_cap_elem *he_cap) 2476 { 2477 u8 count = 4; 2478 2479 if (he_cap->phy_cap_info[0] & 2480 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G) 2481 count += 4; 2482 2483 if (he_cap->phy_cap_info[0] & 2484 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G) 2485 count += 4; 2486 2487 return count; 2488 } 2489 2490 /* 802.11ax HE PPE Thresholds */ 2491 #define IEEE80211_PPE_THRES_NSS_SUPPORT_2NSS (1) 2492 #define IEEE80211_PPE_THRES_NSS_POS (0) 2493 #define IEEE80211_PPE_THRES_NSS_MASK (7) 2494 #define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_2x966_AND_966_RU \ 2495 (BIT(5) | BIT(6)) 2496 #define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK 0x78 2497 #define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_POS (3) 2498 #define IEEE80211_PPE_THRES_INFO_PPET_SIZE (3) 2499 #define IEEE80211_HE_PPE_THRES_INFO_HEADER_SIZE (7) 2500 2501 /* 2502 * Calculate 802.11ax HE capabilities IE PPE field size 2503 * Input: Header byte of ppe_thres (first byte), and HE capa IE's PHY cap u8* 2504 */ 2505 static inline u8 2506 ieee80211_he_ppe_size(u8 ppe_thres_hdr, const u8 *phy_cap_info) 2507 { 2508 u8 n; 2509 2510 if ((phy_cap_info[6] & 2511 IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) == 0) 2512 return 0; 2513 2514 n = hweight8(ppe_thres_hdr & 2515 IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK); 2516 n *= (1 + ((ppe_thres_hdr & IEEE80211_PPE_THRES_NSS_MASK) >> 2517 IEEE80211_PPE_THRES_NSS_POS)); 2518 2519 /* 2520 * Each pair is 6 bits, and we need to add the 7 "header" bits to the 2521 * total size. 2522 */ 2523 n = (n * IEEE80211_PPE_THRES_INFO_PPET_SIZE * 2) + 7; 2524 n = DIV_ROUND_UP(n, 8); 2525 2526 return n; 2527 } 2528 2529 static inline bool ieee80211_he_capa_size_ok(const u8 *data, u8 len) 2530 { 2531 const struct ieee80211_he_cap_elem *he_cap_ie_elem = (const void *)data; 2532 u8 needed = sizeof(*he_cap_ie_elem); 2533 2534 if (len < needed) 2535 return false; 2536 2537 needed += ieee80211_he_mcs_nss_size(he_cap_ie_elem); 2538 if (len < needed) 2539 return false; 2540 2541 if (he_cap_ie_elem->phy_cap_info[6] & 2542 IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) { 2543 if (len < needed + 1) 2544 return false; 2545 needed += ieee80211_he_ppe_size(data[needed], 2546 he_cap_ie_elem->phy_cap_info); 2547 } 2548 2549 return len >= needed; 2550 } 2551 2552 /* HE Operation defines */ 2553 #define IEEE80211_HE_OPERATION_DFLT_PE_DURATION_MASK 0x00000007 2554 #define IEEE80211_HE_OPERATION_TWT_REQUIRED 0x00000008 2555 #define IEEE80211_HE_OPERATION_RTS_THRESHOLD_MASK 0x00003ff0 2556 #define IEEE80211_HE_OPERATION_RTS_THRESHOLD_OFFSET 4 2557 #define IEEE80211_HE_OPERATION_VHT_OPER_INFO 0x00004000 2558 #define IEEE80211_HE_OPERATION_CO_HOSTED_BSS 0x00008000 2559 #define IEEE80211_HE_OPERATION_ER_SU_DISABLE 0x00010000 2560 #define IEEE80211_HE_OPERATION_6GHZ_OP_INFO 0x00020000 2561 #define IEEE80211_HE_OPERATION_BSS_COLOR_MASK 0x3f000000 2562 #define IEEE80211_HE_OPERATION_BSS_COLOR_OFFSET 24 2563 #define IEEE80211_HE_OPERATION_PARTIAL_BSS_COLOR 0x40000000 2564 #define IEEE80211_HE_OPERATION_BSS_COLOR_DISABLED 0x80000000 2565 2566 #define IEEE80211_6GHZ_CTRL_REG_LPI_AP 0 2567 #define IEEE80211_6GHZ_CTRL_REG_SP_AP 1 2568 2569 /** 2570 * ieee80211_he_6ghz_oper - HE 6 GHz operation Information field 2571 * @primary: primary channel 2572 * @control: control flags 2573 * @ccfs0: channel center frequency segment 0 2574 * @ccfs1: channel center frequency segment 1 2575 * @minrate: minimum rate (in 1 Mbps units) 2576 */ 2577 struct ieee80211_he_6ghz_oper { 2578 u8 primary; 2579 #define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH 0x3 2580 #define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_20MHZ 0 2581 #define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_40MHZ 1 2582 #define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_80MHZ 2 2583 #define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_160MHZ 3 2584 #define IEEE80211_HE_6GHZ_OPER_CTRL_DUP_BEACON 0x4 2585 #define IEEE80211_HE_6GHZ_OPER_CTRL_REG_INFO 0x38 2586 u8 control; 2587 u8 ccfs0; 2588 u8 ccfs1; 2589 u8 minrate; 2590 } __packed; 2591 2592 /* 2593 * In "9.4.2.161 Transmit Power Envelope element" of "IEEE Std 802.11ax-2021", 2594 * it show four types in "Table 9-275a-Maximum Transmit Power Interpretation 2595 * subfield encoding", and two category for each type in "Table E-12-Regulatory 2596 * Info subfield encoding in the United States". 2597 * So it it totally max 8 Transmit Power Envelope element. 2598 */ 2599 #define IEEE80211_TPE_MAX_IE_COUNT 8 2600 /* 2601 * In "Table 9-277—Meaning of Maximum Transmit Power Count subfield" 2602 * of "IEEE Std 802.11ax™‐2021", the max power level is 8. 2603 */ 2604 #define IEEE80211_MAX_NUM_PWR_LEVEL 8 2605 2606 #define IEEE80211_TPE_MAX_POWER_COUNT 8 2607 2608 /* transmit power interpretation type of transmit power envelope element */ 2609 enum ieee80211_tx_power_intrpt_type { 2610 IEEE80211_TPE_LOCAL_EIRP, 2611 IEEE80211_TPE_LOCAL_EIRP_PSD, 2612 IEEE80211_TPE_REG_CLIENT_EIRP, 2613 IEEE80211_TPE_REG_CLIENT_EIRP_PSD, 2614 }; 2615 2616 /** 2617 * struct ieee80211_tx_pwr_env 2618 * 2619 * This structure represents the "Transmit Power Envelope element" 2620 */ 2621 struct ieee80211_tx_pwr_env { 2622 u8 tx_power_info; 2623 s8 tx_power[IEEE80211_TPE_MAX_POWER_COUNT]; 2624 } __packed; 2625 2626 #define IEEE80211_TX_PWR_ENV_INFO_COUNT 0x7 2627 #define IEEE80211_TX_PWR_ENV_INFO_INTERPRET 0x38 2628 #define IEEE80211_TX_PWR_ENV_INFO_CATEGORY 0xC0 2629 2630 /* 2631 * ieee80211_he_oper_size - calculate 802.11ax HE Operations IE size 2632 * @he_oper_ie: byte data of the He Operations IE, stating from the byte 2633 * after the ext ID byte. It is assumed that he_oper_ie has at least 2634 * sizeof(struct ieee80211_he_operation) bytes, the caller must have 2635 * validated this. 2636 * @return the actual size of the IE data (not including header), or 0 on error 2637 */ 2638 static inline u8 2639 ieee80211_he_oper_size(const u8 *he_oper_ie) 2640 { 2641 const struct ieee80211_he_operation *he_oper = (const void *)he_oper_ie; 2642 u8 oper_len = sizeof(struct ieee80211_he_operation); 2643 u32 he_oper_params; 2644 2645 /* Make sure the input is not NULL */ 2646 if (!he_oper_ie) 2647 return 0; 2648 2649 /* Calc required length */ 2650 he_oper_params = le32_to_cpu(he_oper->he_oper_params); 2651 if (he_oper_params & IEEE80211_HE_OPERATION_VHT_OPER_INFO) 2652 oper_len += 3; 2653 if (he_oper_params & IEEE80211_HE_OPERATION_CO_HOSTED_BSS) 2654 oper_len++; 2655 if (he_oper_params & IEEE80211_HE_OPERATION_6GHZ_OP_INFO) 2656 oper_len += sizeof(struct ieee80211_he_6ghz_oper); 2657 2658 /* Add the first byte (extension ID) to the total length */ 2659 oper_len++; 2660 2661 return oper_len; 2662 } 2663 2664 /** 2665 * ieee80211_he_6ghz_oper - obtain 6 GHz operation field 2666 * @he_oper: HE operation element (must be pre-validated for size) 2667 * but may be %NULL 2668 * 2669 * Return: a pointer to the 6 GHz operation field, or %NULL 2670 */ 2671 static inline const struct ieee80211_he_6ghz_oper * 2672 ieee80211_he_6ghz_oper(const struct ieee80211_he_operation *he_oper) 2673 { 2674 const u8 *ret = (const void *)&he_oper->optional; 2675 u32 he_oper_params; 2676 2677 if (!he_oper) 2678 return NULL; 2679 2680 he_oper_params = le32_to_cpu(he_oper->he_oper_params); 2681 2682 if (!(he_oper_params & IEEE80211_HE_OPERATION_6GHZ_OP_INFO)) 2683 return NULL; 2684 if (he_oper_params & IEEE80211_HE_OPERATION_VHT_OPER_INFO) 2685 ret += 3; 2686 if (he_oper_params & IEEE80211_HE_OPERATION_CO_HOSTED_BSS) 2687 ret++; 2688 2689 return (const void *)ret; 2690 } 2691 2692 /* HE Spatial Reuse defines */ 2693 #define IEEE80211_HE_SPR_PSR_DISALLOWED BIT(0) 2694 #define IEEE80211_HE_SPR_NON_SRG_OBSS_PD_SR_DISALLOWED BIT(1) 2695 #define IEEE80211_HE_SPR_NON_SRG_OFFSET_PRESENT BIT(2) 2696 #define IEEE80211_HE_SPR_SRG_INFORMATION_PRESENT BIT(3) 2697 #define IEEE80211_HE_SPR_HESIGA_SR_VAL15_ALLOWED BIT(4) 2698 2699 /* 2700 * ieee80211_he_spr_size - calculate 802.11ax HE Spatial Reuse IE size 2701 * @he_spr_ie: byte data of the He Spatial Reuse IE, stating from the byte 2702 * after the ext ID byte. It is assumed that he_spr_ie has at least 2703 * sizeof(struct ieee80211_he_spr) bytes, the caller must have validated 2704 * this 2705 * @return the actual size of the IE data (not including header), or 0 on error 2706 */ 2707 static inline u8 2708 ieee80211_he_spr_size(const u8 *he_spr_ie) 2709 { 2710 const struct ieee80211_he_spr *he_spr = (const void *)he_spr_ie; 2711 u8 spr_len = sizeof(struct ieee80211_he_spr); 2712 u8 he_spr_params; 2713 2714 /* Make sure the input is not NULL */ 2715 if (!he_spr_ie) 2716 return 0; 2717 2718 /* Calc required length */ 2719 he_spr_params = he_spr->he_sr_control; 2720 if (he_spr_params & IEEE80211_HE_SPR_NON_SRG_OFFSET_PRESENT) 2721 spr_len++; 2722 if (he_spr_params & IEEE80211_HE_SPR_SRG_INFORMATION_PRESENT) 2723 spr_len += 18; 2724 2725 /* Add the first byte (extension ID) to the total length */ 2726 spr_len++; 2727 2728 return spr_len; 2729 } 2730 2731 /* S1G Capabilities Information field */ 2732 #define IEEE80211_S1G_CAPABILITY_LEN 15 2733 2734 #define S1G_CAP0_S1G_LONG BIT(0) 2735 #define S1G_CAP0_SGI_1MHZ BIT(1) 2736 #define S1G_CAP0_SGI_2MHZ BIT(2) 2737 #define S1G_CAP0_SGI_4MHZ BIT(3) 2738 #define S1G_CAP0_SGI_8MHZ BIT(4) 2739 #define S1G_CAP0_SGI_16MHZ BIT(5) 2740 #define S1G_CAP0_SUPP_CH_WIDTH GENMASK(7, 6) 2741 2742 #define S1G_SUPP_CH_WIDTH_2 0 2743 #define S1G_SUPP_CH_WIDTH_4 1 2744 #define S1G_SUPP_CH_WIDTH_8 2 2745 #define S1G_SUPP_CH_WIDTH_16 3 2746 #define S1G_SUPP_CH_WIDTH_MAX(cap) ((1 << FIELD_GET(S1G_CAP0_SUPP_CH_WIDTH, \ 2747 cap[0])) << 1) 2748 2749 #define S1G_CAP1_RX_LDPC BIT(0) 2750 #define S1G_CAP1_TX_STBC BIT(1) 2751 #define S1G_CAP1_RX_STBC BIT(2) 2752 #define S1G_CAP1_SU_BFER BIT(3) 2753 #define S1G_CAP1_SU_BFEE BIT(4) 2754 #define S1G_CAP1_BFEE_STS GENMASK(7, 5) 2755 2756 #define S1G_CAP2_SOUNDING_DIMENSIONS GENMASK(2, 0) 2757 #define S1G_CAP2_MU_BFER BIT(3) 2758 #define S1G_CAP2_MU_BFEE BIT(4) 2759 #define S1G_CAP2_PLUS_HTC_VHT BIT(5) 2760 #define S1G_CAP2_TRAVELING_PILOT GENMASK(7, 6) 2761 2762 #define S1G_CAP3_RD_RESPONDER BIT(0) 2763 #define S1G_CAP3_HT_DELAYED_BA BIT(1) 2764 #define S1G_CAP3_MAX_MPDU_LEN BIT(2) 2765 #define S1G_CAP3_MAX_AMPDU_LEN_EXP GENMASK(4, 3) 2766 #define S1G_CAP3_MIN_MPDU_START GENMASK(7, 5) 2767 2768 #define S1G_CAP4_UPLINK_SYNC BIT(0) 2769 #define S1G_CAP4_DYNAMIC_AID BIT(1) 2770 #define S1G_CAP4_BAT BIT(2) 2771 #define S1G_CAP4_TIME_ADE BIT(3) 2772 #define S1G_CAP4_NON_TIM BIT(4) 2773 #define S1G_CAP4_GROUP_AID BIT(5) 2774 #define S1G_CAP4_STA_TYPE GENMASK(7, 6) 2775 2776 #define S1G_CAP5_CENT_AUTH_CONTROL BIT(0) 2777 #define S1G_CAP5_DIST_AUTH_CONTROL BIT(1) 2778 #define S1G_CAP5_AMSDU BIT(2) 2779 #define S1G_CAP5_AMPDU BIT(3) 2780 #define S1G_CAP5_ASYMMETRIC_BA BIT(4) 2781 #define S1G_CAP5_FLOW_CONTROL BIT(5) 2782 #define S1G_CAP5_SECTORIZED_BEAM GENMASK(7, 6) 2783 2784 #define S1G_CAP6_OBSS_MITIGATION BIT(0) 2785 #define S1G_CAP6_FRAGMENT_BA BIT(1) 2786 #define S1G_CAP6_NDP_PS_POLL BIT(2) 2787 #define S1G_CAP6_RAW_OPERATION BIT(3) 2788 #define S1G_CAP6_PAGE_SLICING BIT(4) 2789 #define S1G_CAP6_TXOP_SHARING_IMP_ACK BIT(5) 2790 #define S1G_CAP6_VHT_LINK_ADAPT GENMASK(7, 6) 2791 2792 #define S1G_CAP7_TACK_AS_PS_POLL BIT(0) 2793 #define S1G_CAP7_DUP_1MHZ BIT(1) 2794 #define S1G_CAP7_MCS_NEGOTIATION BIT(2) 2795 #define S1G_CAP7_1MHZ_CTL_RESPONSE_PREAMBLE BIT(3) 2796 #define S1G_CAP7_NDP_BFING_REPORT_POLL BIT(4) 2797 #define S1G_CAP7_UNSOLICITED_DYN_AID BIT(5) 2798 #define S1G_CAP7_SECTOR_TRAINING_OPERATION BIT(6) 2799 #define S1G_CAP7_TEMP_PS_MODE_SWITCH BIT(7) 2800 2801 #define S1G_CAP8_TWT_GROUPING BIT(0) 2802 #define S1G_CAP8_BDT BIT(1) 2803 #define S1G_CAP8_COLOR GENMASK(4, 2) 2804 #define S1G_CAP8_TWT_REQUEST BIT(5) 2805 #define S1G_CAP8_TWT_RESPOND BIT(6) 2806 #define S1G_CAP8_PV1_FRAME BIT(7) 2807 2808 #define S1G_CAP9_LINK_ADAPT_PER_CONTROL_RESPONSE BIT(0) 2809 2810 #define S1G_OPER_CH_WIDTH_PRIMARY_1MHZ BIT(0) 2811 #define S1G_OPER_CH_WIDTH_OPER GENMASK(4, 1) 2812 2813 /* EHT MAC capabilities as defined in P802.11be_D2.0 section 9.4.2.313.2 */ 2814 #define IEEE80211_EHT_MAC_CAP0_EPCS_PRIO_ACCESS 0x01 2815 #define IEEE80211_EHT_MAC_CAP0_OM_CONTROL 0x02 2816 #define IEEE80211_EHT_MAC_CAP0_TRIG_TXOP_SHARING_MODE1 0x04 2817 #define IEEE80211_EHT_MAC_CAP0_TRIG_TXOP_SHARING_MODE2 0x08 2818 #define IEEE80211_EHT_MAC_CAP0_RESTRICTED_TWT 0x10 2819 #define IEEE80211_EHT_MAC_CAP0_SCS_TRAFFIC_DESC 0x20 2820 #define IEEE80211_EHT_MAC_CAP0_MAX_MPDU_LEN_MASK 0xc0 2821 #define IEEE80211_EHT_MAC_CAP0_MAX_MPDU_LEN_3895 0 2822 #define IEEE80211_EHT_MAC_CAP0_MAX_MPDU_LEN_7991 1 2823 #define IEEE80211_EHT_MAC_CAP0_MAX_MPDU_LEN_11454 2 2824 2825 #define IEEE80211_EHT_MAC_CAP1_MAX_AMPDU_LEN_MASK 0x01 2826 2827 /* EHT PHY capabilities as defined in P802.11be_D2.0 section 9.4.2.313.3 */ 2828 #define IEEE80211_EHT_PHY_CAP0_320MHZ_IN_6GHZ 0x02 2829 #define IEEE80211_EHT_PHY_CAP0_242_TONE_RU_GT20MHZ 0x04 2830 #define IEEE80211_EHT_PHY_CAP0_NDP_4_EHT_LFT_32_GI 0x08 2831 #define IEEE80211_EHT_PHY_CAP0_PARTIAL_BW_UL_MU_MIMO 0x10 2832 #define IEEE80211_EHT_PHY_CAP0_SU_BEAMFORMER 0x20 2833 #define IEEE80211_EHT_PHY_CAP0_SU_BEAMFORMEE 0x40 2834 2835 /* EHT beamformee number of spatial streams <= 80MHz is split */ 2836 #define IEEE80211_EHT_PHY_CAP0_BEAMFORMEE_SS_80MHZ_MASK 0x80 2837 #define IEEE80211_EHT_PHY_CAP1_BEAMFORMEE_SS_80MHZ_MASK 0x03 2838 2839 #define IEEE80211_EHT_PHY_CAP1_BEAMFORMEE_SS_160MHZ_MASK 0x1c 2840 #define IEEE80211_EHT_PHY_CAP1_BEAMFORMEE_SS_320MHZ_MASK 0xe0 2841 2842 #define IEEE80211_EHT_PHY_CAP2_SOUNDING_DIM_80MHZ_MASK 0x07 2843 #define IEEE80211_EHT_PHY_CAP2_SOUNDING_DIM_160MHZ_MASK 0x38 2844 2845 /* EHT number of sounding dimensions for 320MHz is split */ 2846 #define IEEE80211_EHT_PHY_CAP2_SOUNDING_DIM_320MHZ_MASK 0xc0 2847 #define IEEE80211_EHT_PHY_CAP3_SOUNDING_DIM_320MHZ_MASK 0x01 2848 #define IEEE80211_EHT_PHY_CAP3_NG_16_SU_FEEDBACK 0x02 2849 #define IEEE80211_EHT_PHY_CAP3_NG_16_MU_FEEDBACK 0x04 2850 #define IEEE80211_EHT_PHY_CAP3_CODEBOOK_4_2_SU_FDBK 0x08 2851 #define IEEE80211_EHT_PHY_CAP3_CODEBOOK_7_5_MU_FDBK 0x10 2852 #define IEEE80211_EHT_PHY_CAP3_TRIG_SU_BF_FDBK 0x20 2853 #define IEEE80211_EHT_PHY_CAP3_TRIG_MU_BF_PART_BW_FDBK 0x40 2854 #define IEEE80211_EHT_PHY_CAP3_TRIG_CQI_FDBK 0x80 2855 2856 #define IEEE80211_EHT_PHY_CAP4_PART_BW_DL_MU_MIMO 0x01 2857 #define IEEE80211_EHT_PHY_CAP4_PSR_SR_SUPP 0x02 2858 #define IEEE80211_EHT_PHY_CAP4_POWER_BOOST_FACT_SUPP 0x04 2859 #define IEEE80211_EHT_PHY_CAP4_EHT_MU_PPDU_4_EHT_LTF_08_GI 0x08 2860 #define IEEE80211_EHT_PHY_CAP4_MAX_NC_MASK 0xf0 2861 2862 #define IEEE80211_EHT_PHY_CAP5_NON_TRIG_CQI_FEEDBACK 0x01 2863 #define IEEE80211_EHT_PHY_CAP5_TX_LESS_242_TONE_RU_SUPP 0x02 2864 #define IEEE80211_EHT_PHY_CAP5_RX_LESS_242_TONE_RU_SUPP 0x04 2865 #define IEEE80211_EHT_PHY_CAP5_PPE_THRESHOLD_PRESENT 0x08 2866 #define IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_MASK 0x30 2867 #define IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_0US 0 2868 #define IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_8US 1 2869 #define IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_16US 2 2870 #define IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_20US 3 2871 2872 /* Maximum number of supported EHT LTF is split */ 2873 #define IEEE80211_EHT_PHY_CAP5_MAX_NUM_SUPP_EHT_LTF_MASK 0xc0 2874 #define IEEE80211_EHT_PHY_CAP5_SUPP_EXTRA_EHT_LTF 0x40 2875 #define IEEE80211_EHT_PHY_CAP6_MAX_NUM_SUPP_EHT_LTF_MASK 0x07 2876 2877 #define IEEE80211_EHT_PHY_CAP6_MCS15_SUPP_MASK 0x78 2878 #define IEEE80211_EHT_PHY_CAP6_EHT_DUP_6GHZ_SUPP 0x80 2879 2880 #define IEEE80211_EHT_PHY_CAP7_20MHZ_STA_RX_NDP_WIDER_BW 0x01 2881 #define IEEE80211_EHT_PHY_CAP7_NON_OFDMA_UL_MU_MIMO_80MHZ 0x02 2882 #define IEEE80211_EHT_PHY_CAP7_NON_OFDMA_UL_MU_MIMO_160MHZ 0x04 2883 #define IEEE80211_EHT_PHY_CAP7_NON_OFDMA_UL_MU_MIMO_320MHZ 0x08 2884 #define IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_80MHZ 0x10 2885 #define IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_160MHZ 0x20 2886 #define IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_320MHZ 0x40 2887 #define IEEE80211_EHT_PHY_CAP7_TB_SOUNDING_FDBK_RATE_LIMIT 0x80 2888 2889 #define IEEE80211_EHT_PHY_CAP8_RX_1024QAM_WIDER_BW_DL_OFDMA 0x01 2890 #define IEEE80211_EHT_PHY_CAP8_RX_4096QAM_WIDER_BW_DL_OFDMA 0x02 2891 2892 /* 2893 * EHT operation channel width as defined in P802.11be_D2.0 section 9.4.2.311 2894 */ 2895 #define IEEE80211_EHT_OPER_CHAN_WIDTH 0x7 2896 #define IEEE80211_EHT_OPER_CHAN_WIDTH_20MHZ 0 2897 #define IEEE80211_EHT_OPER_CHAN_WIDTH_40MHZ 1 2898 #define IEEE80211_EHT_OPER_CHAN_WIDTH_80MHZ 2 2899 #define IEEE80211_EHT_OPER_CHAN_WIDTH_160MHZ 3 2900 #define IEEE80211_EHT_OPER_CHAN_WIDTH_320MHZ 4 2901 2902 /* Calculate 802.11be EHT capabilities IE Tx/Rx EHT MCS NSS Support Field size */ 2903 static inline u8 2904 ieee80211_eht_mcs_nss_size(const struct ieee80211_he_cap_elem *he_cap, 2905 const struct ieee80211_eht_cap_elem_fixed *eht_cap, 2906 bool from_ap) 2907 { 2908 u8 count = 0; 2909 2910 /* on 2.4 GHz, if it supports 40 MHz, the result is 3 */ 2911 if (he_cap->phy_cap_info[0] & 2912 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G) 2913 return 3; 2914 2915 /* on 2.4 GHz, these three bits are reserved, so should be 0 */ 2916 if (he_cap->phy_cap_info[0] & 2917 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G) 2918 count += 3; 2919 2920 if (he_cap->phy_cap_info[0] & 2921 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G) 2922 count += 3; 2923 2924 if (eht_cap->phy_cap_info[0] & IEEE80211_EHT_PHY_CAP0_320MHZ_IN_6GHZ) 2925 count += 3; 2926 2927 if (count) 2928 return count; 2929 2930 return from_ap ? 3 : 4; 2931 } 2932 2933 /* 802.11be EHT PPE Thresholds */ 2934 #define IEEE80211_EHT_PPE_THRES_NSS_POS 0 2935 #define IEEE80211_EHT_PPE_THRES_NSS_MASK 0xf 2936 #define IEEE80211_EHT_PPE_THRES_RU_INDEX_BITMASK_MASK 0x1f0 2937 #define IEEE80211_EHT_PPE_THRES_INFO_PPET_SIZE 3 2938 #define IEEE80211_EHT_PPE_THRES_INFO_HEADER_SIZE 9 2939 2940 /* 2941 * Calculate 802.11be EHT capabilities IE EHT field size 2942 */ 2943 static inline u8 2944 ieee80211_eht_ppe_size(u16 ppe_thres_hdr, const u8 *phy_cap_info) 2945 { 2946 u32 n; 2947 2948 if (!(phy_cap_info[5] & 2949 IEEE80211_EHT_PHY_CAP5_PPE_THRESHOLD_PRESENT)) 2950 return 0; 2951 2952 n = hweight16(ppe_thres_hdr & 2953 IEEE80211_EHT_PPE_THRES_RU_INDEX_BITMASK_MASK); 2954 n *= 1 + u16_get_bits(ppe_thres_hdr, IEEE80211_EHT_PPE_THRES_NSS_MASK); 2955 2956 /* 2957 * Each pair is 6 bits, and we need to add the 9 "header" bits to the 2958 * total size. 2959 */ 2960 n = n * IEEE80211_EHT_PPE_THRES_INFO_PPET_SIZE * 2 + 2961 IEEE80211_EHT_PPE_THRES_INFO_HEADER_SIZE; 2962 return DIV_ROUND_UP(n, 8); 2963 } 2964 2965 static inline bool 2966 ieee80211_eht_capa_size_ok(const u8 *he_capa, const u8 *data, u8 len, 2967 bool from_ap) 2968 { 2969 const struct ieee80211_eht_cap_elem_fixed *elem = (const void *)data; 2970 u8 needed = sizeof(struct ieee80211_eht_cap_elem_fixed); 2971 2972 if (len < needed || !he_capa) 2973 return false; 2974 2975 needed += ieee80211_eht_mcs_nss_size((const void *)he_capa, 2976 (const void *)data, 2977 from_ap); 2978 if (len < needed) 2979 return false; 2980 2981 if (elem->phy_cap_info[5] & 2982 IEEE80211_EHT_PHY_CAP5_PPE_THRESHOLD_PRESENT) { 2983 u16 ppe_thres_hdr; 2984 2985 if (len < needed + sizeof(ppe_thres_hdr)) 2986 return false; 2987 2988 ppe_thres_hdr = get_unaligned_le16(data + needed); 2989 needed += ieee80211_eht_ppe_size(ppe_thres_hdr, 2990 elem->phy_cap_info); 2991 } 2992 2993 return len >= needed; 2994 } 2995 2996 static inline bool 2997 ieee80211_eht_oper_size_ok(const u8 *data, u8 len) 2998 { 2999 const struct ieee80211_eht_operation *elem = (const void *)data; 3000 u8 needed = sizeof(*elem); 3001 3002 if (len < needed) 3003 return false; 3004 3005 if (elem->params & IEEE80211_EHT_OPER_INFO_PRESENT) { 3006 needed += 3; 3007 3008 if (elem->params & 3009 IEEE80211_EHT_OPER_DISABLED_SUBCHANNEL_BITMAP_PRESENT) 3010 needed += 2; 3011 } 3012 3013 return len >= needed; 3014 } 3015 3016 #define LISTEN_INT_USF GENMASK(15, 14) 3017 #define LISTEN_INT_UI GENMASK(13, 0) 3018 3019 #define IEEE80211_MAX_USF FIELD_MAX(LISTEN_INT_USF) 3020 #define IEEE80211_MAX_UI FIELD_MAX(LISTEN_INT_UI) 3021 3022 /* Authentication algorithms */ 3023 #define WLAN_AUTH_OPEN 0 3024 #define WLAN_AUTH_SHARED_KEY 1 3025 #define WLAN_AUTH_FT 2 3026 #define WLAN_AUTH_SAE 3 3027 #define WLAN_AUTH_FILS_SK 4 3028 #define WLAN_AUTH_FILS_SK_PFS 5 3029 #define WLAN_AUTH_FILS_PK 6 3030 #define WLAN_AUTH_LEAP 128 3031 3032 #define WLAN_AUTH_CHALLENGE_LEN 128 3033 3034 #define WLAN_CAPABILITY_ESS (1<<0) 3035 #define WLAN_CAPABILITY_IBSS (1<<1) 3036 3037 /* 3038 * A mesh STA sets the ESS and IBSS capability bits to zero. 3039 * however, this holds true for p2p probe responses (in the p2p_find 3040 * phase) as well. 3041 */ 3042 #define WLAN_CAPABILITY_IS_STA_BSS(cap) \ 3043 (!((cap) & (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS))) 3044 3045 #define WLAN_CAPABILITY_CF_POLLABLE (1<<2) 3046 #define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3) 3047 #define WLAN_CAPABILITY_PRIVACY (1<<4) 3048 #define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5) 3049 #define WLAN_CAPABILITY_PBCC (1<<6) 3050 #define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7) 3051 3052 /* 802.11h */ 3053 #define WLAN_CAPABILITY_SPECTRUM_MGMT (1<<8) 3054 #define WLAN_CAPABILITY_QOS (1<<9) 3055 #define WLAN_CAPABILITY_SHORT_SLOT_TIME (1<<10) 3056 #define WLAN_CAPABILITY_APSD (1<<11) 3057 #define WLAN_CAPABILITY_RADIO_MEASURE (1<<12) 3058 #define WLAN_CAPABILITY_DSSS_OFDM (1<<13) 3059 #define WLAN_CAPABILITY_DEL_BACK (1<<14) 3060 #define WLAN_CAPABILITY_IMM_BACK (1<<15) 3061 3062 /* DMG (60gHz) 802.11ad */ 3063 /* type - bits 0..1 */ 3064 #define WLAN_CAPABILITY_DMG_TYPE_MASK (3<<0) 3065 #define WLAN_CAPABILITY_DMG_TYPE_IBSS (1<<0) /* Tx by: STA */ 3066 #define WLAN_CAPABILITY_DMG_TYPE_PBSS (2<<0) /* Tx by: PCP */ 3067 #define WLAN_CAPABILITY_DMG_TYPE_AP (3<<0) /* Tx by: AP */ 3068 3069 #define WLAN_CAPABILITY_DMG_CBAP_ONLY (1<<2) 3070 #define WLAN_CAPABILITY_DMG_CBAP_SOURCE (1<<3) 3071 #define WLAN_CAPABILITY_DMG_PRIVACY (1<<4) 3072 #define WLAN_CAPABILITY_DMG_ECPAC (1<<5) 3073 3074 #define WLAN_CAPABILITY_DMG_SPECTRUM_MGMT (1<<8) 3075 #define WLAN_CAPABILITY_DMG_RADIO_MEASURE (1<<12) 3076 3077 /* measurement */ 3078 #define IEEE80211_SPCT_MSR_RPRT_MODE_LATE (1<<0) 3079 #define IEEE80211_SPCT_MSR_RPRT_MODE_INCAPABLE (1<<1) 3080 #define IEEE80211_SPCT_MSR_RPRT_MODE_REFUSED (1<<2) 3081 3082 #define IEEE80211_SPCT_MSR_RPRT_TYPE_BASIC 0 3083 #define IEEE80211_SPCT_MSR_RPRT_TYPE_CCA 1 3084 #define IEEE80211_SPCT_MSR_RPRT_TYPE_RPI 2 3085 #define IEEE80211_SPCT_MSR_RPRT_TYPE_LCI 8 3086 #define IEEE80211_SPCT_MSR_RPRT_TYPE_CIVIC 11 3087 3088 /* 802.11g ERP information element */ 3089 #define WLAN_ERP_NON_ERP_PRESENT (1<<0) 3090 #define WLAN_ERP_USE_PROTECTION (1<<1) 3091 #define WLAN_ERP_BARKER_PREAMBLE (1<<2) 3092 3093 /* WLAN_ERP_BARKER_PREAMBLE values */ 3094 enum { 3095 WLAN_ERP_PREAMBLE_SHORT = 0, 3096 WLAN_ERP_PREAMBLE_LONG = 1, 3097 }; 3098 3099 /* Band ID, 802.11ad #8.4.1.45 */ 3100 enum { 3101 IEEE80211_BANDID_TV_WS = 0, /* TV white spaces */ 3102 IEEE80211_BANDID_SUB1 = 1, /* Sub-1 GHz (excluding TV white spaces) */ 3103 IEEE80211_BANDID_2G = 2, /* 2.4 GHz */ 3104 IEEE80211_BANDID_3G = 3, /* 3.6 GHz */ 3105 IEEE80211_BANDID_5G = 4, /* 4.9 and 5 GHz */ 3106 IEEE80211_BANDID_60G = 5, /* 60 GHz */ 3107 }; 3108 3109 /* Status codes */ 3110 enum ieee80211_statuscode { 3111 WLAN_STATUS_SUCCESS = 0, 3112 WLAN_STATUS_UNSPECIFIED_FAILURE = 1, 3113 WLAN_STATUS_CAPS_UNSUPPORTED = 10, 3114 WLAN_STATUS_REASSOC_NO_ASSOC = 11, 3115 WLAN_STATUS_ASSOC_DENIED_UNSPEC = 12, 3116 WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG = 13, 3117 WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION = 14, 3118 WLAN_STATUS_CHALLENGE_FAIL = 15, 3119 WLAN_STATUS_AUTH_TIMEOUT = 16, 3120 WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA = 17, 3121 WLAN_STATUS_ASSOC_DENIED_RATES = 18, 3122 /* 802.11b */ 3123 WLAN_STATUS_ASSOC_DENIED_NOSHORTPREAMBLE = 19, 3124 WLAN_STATUS_ASSOC_DENIED_NOPBCC = 20, 3125 WLAN_STATUS_ASSOC_DENIED_NOAGILITY = 21, 3126 /* 802.11h */ 3127 WLAN_STATUS_ASSOC_DENIED_NOSPECTRUM = 22, 3128 WLAN_STATUS_ASSOC_REJECTED_BAD_POWER = 23, 3129 WLAN_STATUS_ASSOC_REJECTED_BAD_SUPP_CHAN = 24, 3130 /* 802.11g */ 3131 WLAN_STATUS_ASSOC_DENIED_NOSHORTTIME = 25, 3132 WLAN_STATUS_ASSOC_DENIED_NODSSSOFDM = 26, 3133 /* 802.11w */ 3134 WLAN_STATUS_ASSOC_REJECTED_TEMPORARILY = 30, 3135 WLAN_STATUS_ROBUST_MGMT_FRAME_POLICY_VIOLATION = 31, 3136 /* 802.11i */ 3137 WLAN_STATUS_INVALID_IE = 40, 3138 WLAN_STATUS_INVALID_GROUP_CIPHER = 41, 3139 WLAN_STATUS_INVALID_PAIRWISE_CIPHER = 42, 3140 WLAN_STATUS_INVALID_AKMP = 43, 3141 WLAN_STATUS_UNSUPP_RSN_VERSION = 44, 3142 WLAN_STATUS_INVALID_RSN_IE_CAP = 45, 3143 WLAN_STATUS_CIPHER_SUITE_REJECTED = 46, 3144 /* 802.11e */ 3145 WLAN_STATUS_UNSPECIFIED_QOS = 32, 3146 WLAN_STATUS_ASSOC_DENIED_NOBANDWIDTH = 33, 3147 WLAN_STATUS_ASSOC_DENIED_LOWACK = 34, 3148 WLAN_STATUS_ASSOC_DENIED_UNSUPP_QOS = 35, 3149 WLAN_STATUS_REQUEST_DECLINED = 37, 3150 WLAN_STATUS_INVALID_QOS_PARAM = 38, 3151 WLAN_STATUS_CHANGE_TSPEC = 39, 3152 WLAN_STATUS_WAIT_TS_DELAY = 47, 3153 WLAN_STATUS_NO_DIRECT_LINK = 48, 3154 WLAN_STATUS_STA_NOT_PRESENT = 49, 3155 WLAN_STATUS_STA_NOT_QSTA = 50, 3156 /* 802.11s */ 3157 WLAN_STATUS_ANTI_CLOG_REQUIRED = 76, 3158 WLAN_STATUS_FCG_NOT_SUPP = 78, 3159 WLAN_STATUS_STA_NO_TBTT = 78, 3160 /* 802.11ad */ 3161 WLAN_STATUS_REJECTED_WITH_SUGGESTED_CHANGES = 39, 3162 WLAN_STATUS_REJECTED_FOR_DELAY_PERIOD = 47, 3163 WLAN_STATUS_REJECT_WITH_SCHEDULE = 83, 3164 WLAN_STATUS_PENDING_ADMITTING_FST_SESSION = 86, 3165 WLAN_STATUS_PERFORMING_FST_NOW = 87, 3166 WLAN_STATUS_PENDING_GAP_IN_BA_WINDOW = 88, 3167 WLAN_STATUS_REJECT_U_PID_SETTING = 89, 3168 WLAN_STATUS_REJECT_DSE_BAND = 96, 3169 WLAN_STATUS_DENIED_WITH_SUGGESTED_BAND_AND_CHANNEL = 99, 3170 WLAN_STATUS_DENIED_DUE_TO_SPECTRUM_MANAGEMENT = 103, 3171 /* 802.11ai */ 3172 WLAN_STATUS_FILS_AUTHENTICATION_FAILURE = 108, 3173 WLAN_STATUS_UNKNOWN_AUTHENTICATION_SERVER = 109, 3174 WLAN_STATUS_SAE_HASH_TO_ELEMENT = 126, 3175 WLAN_STATUS_SAE_PK = 127, 3176 }; 3177 3178 3179 /* Reason codes */ 3180 enum ieee80211_reasoncode { 3181 WLAN_REASON_UNSPECIFIED = 1, 3182 WLAN_REASON_PREV_AUTH_NOT_VALID = 2, 3183 WLAN_REASON_DEAUTH_LEAVING = 3, 3184 WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY = 4, 3185 WLAN_REASON_DISASSOC_AP_BUSY = 5, 3186 WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA = 6, 3187 WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA = 7, 3188 WLAN_REASON_DISASSOC_STA_HAS_LEFT = 8, 3189 WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH = 9, 3190 /* 802.11h */ 3191 WLAN_REASON_DISASSOC_BAD_POWER = 10, 3192 WLAN_REASON_DISASSOC_BAD_SUPP_CHAN = 11, 3193 /* 802.11i */ 3194 WLAN_REASON_INVALID_IE = 13, 3195 WLAN_REASON_MIC_FAILURE = 14, 3196 WLAN_REASON_4WAY_HANDSHAKE_TIMEOUT = 15, 3197 WLAN_REASON_GROUP_KEY_HANDSHAKE_TIMEOUT = 16, 3198 WLAN_REASON_IE_DIFFERENT = 17, 3199 WLAN_REASON_INVALID_GROUP_CIPHER = 18, 3200 WLAN_REASON_INVALID_PAIRWISE_CIPHER = 19, 3201 WLAN_REASON_INVALID_AKMP = 20, 3202 WLAN_REASON_UNSUPP_RSN_VERSION = 21, 3203 WLAN_REASON_INVALID_RSN_IE_CAP = 22, 3204 WLAN_REASON_IEEE8021X_FAILED = 23, 3205 WLAN_REASON_CIPHER_SUITE_REJECTED = 24, 3206 /* TDLS (802.11z) */ 3207 WLAN_REASON_TDLS_TEARDOWN_UNREACHABLE = 25, 3208 WLAN_REASON_TDLS_TEARDOWN_UNSPECIFIED = 26, 3209 /* 802.11e */ 3210 WLAN_REASON_DISASSOC_UNSPECIFIED_QOS = 32, 3211 WLAN_REASON_DISASSOC_QAP_NO_BANDWIDTH = 33, 3212 WLAN_REASON_DISASSOC_LOW_ACK = 34, 3213 WLAN_REASON_DISASSOC_QAP_EXCEED_TXOP = 35, 3214 WLAN_REASON_QSTA_LEAVE_QBSS = 36, 3215 WLAN_REASON_QSTA_NOT_USE = 37, 3216 WLAN_REASON_QSTA_REQUIRE_SETUP = 38, 3217 WLAN_REASON_QSTA_TIMEOUT = 39, 3218 WLAN_REASON_QSTA_CIPHER_NOT_SUPP = 45, 3219 /* 802.11s */ 3220 WLAN_REASON_MESH_PEER_CANCELED = 52, 3221 WLAN_REASON_MESH_MAX_PEERS = 53, 3222 WLAN_REASON_MESH_CONFIG = 54, 3223 WLAN_REASON_MESH_CLOSE = 55, 3224 WLAN_REASON_MESH_MAX_RETRIES = 56, 3225 WLAN_REASON_MESH_CONFIRM_TIMEOUT = 57, 3226 WLAN_REASON_MESH_INVALID_GTK = 58, 3227 WLAN_REASON_MESH_INCONSISTENT_PARAM = 59, 3228 WLAN_REASON_MESH_INVALID_SECURITY = 60, 3229 WLAN_REASON_MESH_PATH_ERROR = 61, 3230 WLAN_REASON_MESH_PATH_NOFORWARD = 62, 3231 WLAN_REASON_MESH_PATH_DEST_UNREACHABLE = 63, 3232 WLAN_REASON_MAC_EXISTS_IN_MBSS = 64, 3233 WLAN_REASON_MESH_CHAN_REGULATORY = 65, 3234 WLAN_REASON_MESH_CHAN = 66, 3235 }; 3236 3237 3238 /* Information Element IDs */ 3239 enum ieee80211_eid { 3240 WLAN_EID_SSID = 0, 3241 WLAN_EID_SUPP_RATES = 1, 3242 WLAN_EID_FH_PARAMS = 2, /* reserved now */ 3243 WLAN_EID_DS_PARAMS = 3, 3244 WLAN_EID_CF_PARAMS = 4, 3245 WLAN_EID_TIM = 5, 3246 WLAN_EID_IBSS_PARAMS = 6, 3247 WLAN_EID_COUNTRY = 7, 3248 /* 8, 9 reserved */ 3249 WLAN_EID_REQUEST = 10, 3250 WLAN_EID_QBSS_LOAD = 11, 3251 WLAN_EID_EDCA_PARAM_SET = 12, 3252 WLAN_EID_TSPEC = 13, 3253 WLAN_EID_TCLAS = 14, 3254 WLAN_EID_SCHEDULE = 15, 3255 WLAN_EID_CHALLENGE = 16, 3256 /* 17-31 reserved for challenge text extension */ 3257 WLAN_EID_PWR_CONSTRAINT = 32, 3258 WLAN_EID_PWR_CAPABILITY = 33, 3259 WLAN_EID_TPC_REQUEST = 34, 3260 WLAN_EID_TPC_REPORT = 35, 3261 WLAN_EID_SUPPORTED_CHANNELS = 36, 3262 WLAN_EID_CHANNEL_SWITCH = 37, 3263 WLAN_EID_MEASURE_REQUEST = 38, 3264 WLAN_EID_MEASURE_REPORT = 39, 3265 WLAN_EID_QUIET = 40, 3266 WLAN_EID_IBSS_DFS = 41, 3267 WLAN_EID_ERP_INFO = 42, 3268 WLAN_EID_TS_DELAY = 43, 3269 WLAN_EID_TCLAS_PROCESSING = 44, 3270 WLAN_EID_HT_CAPABILITY = 45, 3271 WLAN_EID_QOS_CAPA = 46, 3272 /* 47 reserved for Broadcom */ 3273 WLAN_EID_RSN = 48, 3274 WLAN_EID_802_15_COEX = 49, 3275 WLAN_EID_EXT_SUPP_RATES = 50, 3276 WLAN_EID_AP_CHAN_REPORT = 51, 3277 WLAN_EID_NEIGHBOR_REPORT = 52, 3278 WLAN_EID_RCPI = 53, 3279 WLAN_EID_MOBILITY_DOMAIN = 54, 3280 WLAN_EID_FAST_BSS_TRANSITION = 55, 3281 WLAN_EID_TIMEOUT_INTERVAL = 56, 3282 WLAN_EID_RIC_DATA = 57, 3283 WLAN_EID_DSE_REGISTERED_LOCATION = 58, 3284 WLAN_EID_SUPPORTED_REGULATORY_CLASSES = 59, 3285 WLAN_EID_EXT_CHANSWITCH_ANN = 60, 3286 WLAN_EID_HT_OPERATION = 61, 3287 WLAN_EID_SECONDARY_CHANNEL_OFFSET = 62, 3288 WLAN_EID_BSS_AVG_ACCESS_DELAY = 63, 3289 WLAN_EID_ANTENNA_INFO = 64, 3290 WLAN_EID_RSNI = 65, 3291 WLAN_EID_MEASUREMENT_PILOT_TX_INFO = 66, 3292 WLAN_EID_BSS_AVAILABLE_CAPACITY = 67, 3293 WLAN_EID_BSS_AC_ACCESS_DELAY = 68, 3294 WLAN_EID_TIME_ADVERTISEMENT = 69, 3295 WLAN_EID_RRM_ENABLED_CAPABILITIES = 70, 3296 WLAN_EID_MULTIPLE_BSSID = 71, 3297 WLAN_EID_BSS_COEX_2040 = 72, 3298 WLAN_EID_BSS_INTOLERANT_CHL_REPORT = 73, 3299 WLAN_EID_OVERLAP_BSS_SCAN_PARAM = 74, 3300 WLAN_EID_RIC_DESCRIPTOR = 75, 3301 WLAN_EID_MMIE = 76, 3302 WLAN_EID_ASSOC_COMEBACK_TIME = 77, 3303 WLAN_EID_EVENT_REQUEST = 78, 3304 WLAN_EID_EVENT_REPORT = 79, 3305 WLAN_EID_DIAGNOSTIC_REQUEST = 80, 3306 WLAN_EID_DIAGNOSTIC_REPORT = 81, 3307 WLAN_EID_LOCATION_PARAMS = 82, 3308 WLAN_EID_NON_TX_BSSID_CAP = 83, 3309 WLAN_EID_SSID_LIST = 84, 3310 WLAN_EID_MULTI_BSSID_IDX = 85, 3311 WLAN_EID_FMS_DESCRIPTOR = 86, 3312 WLAN_EID_FMS_REQUEST = 87, 3313 WLAN_EID_FMS_RESPONSE = 88, 3314 WLAN_EID_QOS_TRAFFIC_CAPA = 89, 3315 WLAN_EID_BSS_MAX_IDLE_PERIOD = 90, 3316 WLAN_EID_TSF_REQUEST = 91, 3317 WLAN_EID_TSF_RESPOSNE = 92, 3318 WLAN_EID_WNM_SLEEP_MODE = 93, 3319 WLAN_EID_TIM_BCAST_REQ = 94, 3320 WLAN_EID_TIM_BCAST_RESP = 95, 3321 WLAN_EID_COLL_IF_REPORT = 96, 3322 WLAN_EID_CHANNEL_USAGE = 97, 3323 WLAN_EID_TIME_ZONE = 98, 3324 WLAN_EID_DMS_REQUEST = 99, 3325 WLAN_EID_DMS_RESPONSE = 100, 3326 WLAN_EID_LINK_ID = 101, 3327 WLAN_EID_WAKEUP_SCHEDUL = 102, 3328 /* 103 reserved */ 3329 WLAN_EID_CHAN_SWITCH_TIMING = 104, 3330 WLAN_EID_PTI_CONTROL = 105, 3331 WLAN_EID_PU_BUFFER_STATUS = 106, 3332 WLAN_EID_INTERWORKING = 107, 3333 WLAN_EID_ADVERTISEMENT_PROTOCOL = 108, 3334 WLAN_EID_EXPEDITED_BW_REQ = 109, 3335 WLAN_EID_QOS_MAP_SET = 110, 3336 WLAN_EID_ROAMING_CONSORTIUM = 111, 3337 WLAN_EID_EMERGENCY_ALERT = 112, 3338 WLAN_EID_MESH_CONFIG = 113, 3339 WLAN_EID_MESH_ID = 114, 3340 WLAN_EID_LINK_METRIC_REPORT = 115, 3341 WLAN_EID_CONGESTION_NOTIFICATION = 116, 3342 WLAN_EID_PEER_MGMT = 117, 3343 WLAN_EID_CHAN_SWITCH_PARAM = 118, 3344 WLAN_EID_MESH_AWAKE_WINDOW = 119, 3345 WLAN_EID_BEACON_TIMING = 120, 3346 WLAN_EID_MCCAOP_SETUP_REQ = 121, 3347 WLAN_EID_MCCAOP_SETUP_RESP = 122, 3348 WLAN_EID_MCCAOP_ADVERT = 123, 3349 WLAN_EID_MCCAOP_TEARDOWN = 124, 3350 WLAN_EID_GANN = 125, 3351 WLAN_EID_RANN = 126, 3352 WLAN_EID_EXT_CAPABILITY = 127, 3353 /* 128, 129 reserved for Agere */ 3354 WLAN_EID_PREQ = 130, 3355 WLAN_EID_PREP = 131, 3356 WLAN_EID_PERR = 132, 3357 /* 133-136 reserved for Cisco */ 3358 WLAN_EID_PXU = 137, 3359 WLAN_EID_PXUC = 138, 3360 WLAN_EID_AUTH_MESH_PEER_EXCH = 139, 3361 WLAN_EID_MIC = 140, 3362 WLAN_EID_DESTINATION_URI = 141, 3363 WLAN_EID_UAPSD_COEX = 142, 3364 WLAN_EID_WAKEUP_SCHEDULE = 143, 3365 WLAN_EID_EXT_SCHEDULE = 144, 3366 WLAN_EID_STA_AVAILABILITY = 145, 3367 WLAN_EID_DMG_TSPEC = 146, 3368 WLAN_EID_DMG_AT = 147, 3369 WLAN_EID_DMG_CAP = 148, 3370 /* 149 reserved for Cisco */ 3371 WLAN_EID_CISCO_VENDOR_SPECIFIC = 150, 3372 WLAN_EID_DMG_OPERATION = 151, 3373 WLAN_EID_DMG_BSS_PARAM_CHANGE = 152, 3374 WLAN_EID_DMG_BEAM_REFINEMENT = 153, 3375 WLAN_EID_CHANNEL_MEASURE_FEEDBACK = 154, 3376 /* 155-156 reserved for Cisco */ 3377 WLAN_EID_AWAKE_WINDOW = 157, 3378 WLAN_EID_MULTI_BAND = 158, 3379 WLAN_EID_ADDBA_EXT = 159, 3380 WLAN_EID_NEXT_PCP_LIST = 160, 3381 WLAN_EID_PCP_HANDOVER = 161, 3382 WLAN_EID_DMG_LINK_MARGIN = 162, 3383 WLAN_EID_SWITCHING_STREAM = 163, 3384 WLAN_EID_SESSION_TRANSITION = 164, 3385 WLAN_EID_DYN_TONE_PAIRING_REPORT = 165, 3386 WLAN_EID_CLUSTER_REPORT = 166, 3387 WLAN_EID_RELAY_CAP = 167, 3388 WLAN_EID_RELAY_XFER_PARAM_SET = 168, 3389 WLAN_EID_BEAM_LINK_MAINT = 169, 3390 WLAN_EID_MULTIPLE_MAC_ADDR = 170, 3391 WLAN_EID_U_PID = 171, 3392 WLAN_EID_DMG_LINK_ADAPT_ACK = 172, 3393 /* 173 reserved for Symbol */ 3394 WLAN_EID_MCCAOP_ADV_OVERVIEW = 174, 3395 WLAN_EID_QUIET_PERIOD_REQ = 175, 3396 /* 176 reserved for Symbol */ 3397 WLAN_EID_QUIET_PERIOD_RESP = 177, 3398 /* 178-179 reserved for Symbol */ 3399 /* 180 reserved for ISO/IEC 20011 */ 3400 WLAN_EID_EPAC_POLICY = 182, 3401 WLAN_EID_CLISTER_TIME_OFF = 183, 3402 WLAN_EID_INTER_AC_PRIO = 184, 3403 WLAN_EID_SCS_DESCRIPTOR = 185, 3404 WLAN_EID_QLOAD_REPORT = 186, 3405 WLAN_EID_HCCA_TXOP_UPDATE_COUNT = 187, 3406 WLAN_EID_HL_STREAM_ID = 188, 3407 WLAN_EID_GCR_GROUP_ADDR = 189, 3408 WLAN_EID_ANTENNA_SECTOR_ID_PATTERN = 190, 3409 WLAN_EID_VHT_CAPABILITY = 191, 3410 WLAN_EID_VHT_OPERATION = 192, 3411 WLAN_EID_EXTENDED_BSS_LOAD = 193, 3412 WLAN_EID_WIDE_BW_CHANNEL_SWITCH = 194, 3413 WLAN_EID_TX_POWER_ENVELOPE = 195, 3414 WLAN_EID_CHANNEL_SWITCH_WRAPPER = 196, 3415 WLAN_EID_AID = 197, 3416 WLAN_EID_QUIET_CHANNEL = 198, 3417 WLAN_EID_OPMODE_NOTIF = 199, 3418 3419 WLAN_EID_REDUCED_NEIGHBOR_REPORT = 201, 3420 3421 WLAN_EID_AID_REQUEST = 210, 3422 WLAN_EID_AID_RESPONSE = 211, 3423 WLAN_EID_S1G_BCN_COMPAT = 213, 3424 WLAN_EID_S1G_SHORT_BCN_INTERVAL = 214, 3425 WLAN_EID_S1G_TWT = 216, 3426 WLAN_EID_S1G_CAPABILITIES = 217, 3427 WLAN_EID_VENDOR_SPECIFIC = 221, 3428 WLAN_EID_QOS_PARAMETER = 222, 3429 WLAN_EID_S1G_OPERATION = 232, 3430 WLAN_EID_CAG_NUMBER = 237, 3431 WLAN_EID_AP_CSN = 239, 3432 WLAN_EID_FILS_INDICATION = 240, 3433 WLAN_EID_DILS = 241, 3434 WLAN_EID_FRAGMENT = 242, 3435 WLAN_EID_RSNX = 244, 3436 WLAN_EID_EXTENSION = 255 3437 }; 3438 3439 /* Element ID Extensions for Element ID 255 */ 3440 enum ieee80211_eid_ext { 3441 WLAN_EID_EXT_ASSOC_DELAY_INFO = 1, 3442 WLAN_EID_EXT_FILS_REQ_PARAMS = 2, 3443 WLAN_EID_EXT_FILS_KEY_CONFIRM = 3, 3444 WLAN_EID_EXT_FILS_SESSION = 4, 3445 WLAN_EID_EXT_FILS_HLP_CONTAINER = 5, 3446 WLAN_EID_EXT_FILS_IP_ADDR_ASSIGN = 6, 3447 WLAN_EID_EXT_KEY_DELIVERY = 7, 3448 WLAN_EID_EXT_FILS_WRAPPED_DATA = 8, 3449 WLAN_EID_EXT_FILS_PUBLIC_KEY = 12, 3450 WLAN_EID_EXT_FILS_NONCE = 13, 3451 WLAN_EID_EXT_FUTURE_CHAN_GUIDANCE = 14, 3452 WLAN_EID_EXT_HE_CAPABILITY = 35, 3453 WLAN_EID_EXT_HE_OPERATION = 36, 3454 WLAN_EID_EXT_UORA = 37, 3455 WLAN_EID_EXT_HE_MU_EDCA = 38, 3456 WLAN_EID_EXT_HE_SPR = 39, 3457 WLAN_EID_EXT_NDP_FEEDBACK_REPORT_PARAMSET = 41, 3458 WLAN_EID_EXT_BSS_COLOR_CHG_ANN = 42, 3459 WLAN_EID_EXT_QUIET_TIME_PERIOD_SETUP = 43, 3460 WLAN_EID_EXT_ESS_REPORT = 45, 3461 WLAN_EID_EXT_OPS = 46, 3462 WLAN_EID_EXT_HE_BSS_LOAD = 47, 3463 WLAN_EID_EXT_MAX_CHANNEL_SWITCH_TIME = 52, 3464 WLAN_EID_EXT_MULTIPLE_BSSID_CONFIGURATION = 55, 3465 WLAN_EID_EXT_NON_INHERITANCE = 56, 3466 WLAN_EID_EXT_KNOWN_BSSID = 57, 3467 WLAN_EID_EXT_SHORT_SSID_LIST = 58, 3468 WLAN_EID_EXT_HE_6GHZ_CAPA = 59, 3469 WLAN_EID_EXT_UL_MU_POWER_CAPA = 60, 3470 WLAN_EID_EXT_EHT_OPERATION = 106, 3471 WLAN_EID_EXT_EHT_MULTI_LINK = 107, 3472 WLAN_EID_EXT_EHT_CAPABILITY = 108, 3473 }; 3474 3475 /* Action category code */ 3476 enum ieee80211_category { 3477 WLAN_CATEGORY_SPECTRUM_MGMT = 0, 3478 WLAN_CATEGORY_QOS = 1, 3479 WLAN_CATEGORY_DLS = 2, 3480 WLAN_CATEGORY_BACK = 3, 3481 WLAN_CATEGORY_PUBLIC = 4, 3482 WLAN_CATEGORY_RADIO_MEASUREMENT = 5, 3483 WLAN_CATEGORY_FAST_BBS_TRANSITION = 6, 3484 WLAN_CATEGORY_HT = 7, 3485 WLAN_CATEGORY_SA_QUERY = 8, 3486 WLAN_CATEGORY_PROTECTED_DUAL_OF_ACTION = 9, 3487 WLAN_CATEGORY_WNM = 10, 3488 WLAN_CATEGORY_WNM_UNPROTECTED = 11, 3489 WLAN_CATEGORY_TDLS = 12, 3490 WLAN_CATEGORY_MESH_ACTION = 13, 3491 WLAN_CATEGORY_MULTIHOP_ACTION = 14, 3492 WLAN_CATEGORY_SELF_PROTECTED = 15, 3493 WLAN_CATEGORY_DMG = 16, 3494 WLAN_CATEGORY_WMM = 17, 3495 WLAN_CATEGORY_FST = 18, 3496 WLAN_CATEGORY_UNPROT_DMG = 20, 3497 WLAN_CATEGORY_VHT = 21, 3498 WLAN_CATEGORY_S1G = 22, 3499 WLAN_CATEGORY_VENDOR_SPECIFIC_PROTECTED = 126, 3500 WLAN_CATEGORY_VENDOR_SPECIFIC = 127, 3501 }; 3502 3503 /* SPECTRUM_MGMT action code */ 3504 enum ieee80211_spectrum_mgmt_actioncode { 3505 WLAN_ACTION_SPCT_MSR_REQ = 0, 3506 WLAN_ACTION_SPCT_MSR_RPRT = 1, 3507 WLAN_ACTION_SPCT_TPC_REQ = 2, 3508 WLAN_ACTION_SPCT_TPC_RPRT = 3, 3509 WLAN_ACTION_SPCT_CHL_SWITCH = 4, 3510 }; 3511 3512 /* HT action codes */ 3513 enum ieee80211_ht_actioncode { 3514 WLAN_HT_ACTION_NOTIFY_CHANWIDTH = 0, 3515 WLAN_HT_ACTION_SMPS = 1, 3516 WLAN_HT_ACTION_PSMP = 2, 3517 WLAN_HT_ACTION_PCO_PHASE = 3, 3518 WLAN_HT_ACTION_CSI = 4, 3519 WLAN_HT_ACTION_NONCOMPRESSED_BF = 5, 3520 WLAN_HT_ACTION_COMPRESSED_BF = 6, 3521 WLAN_HT_ACTION_ASEL_IDX_FEEDBACK = 7, 3522 }; 3523 3524 /* VHT action codes */ 3525 enum ieee80211_vht_actioncode { 3526 WLAN_VHT_ACTION_COMPRESSED_BF = 0, 3527 WLAN_VHT_ACTION_GROUPID_MGMT = 1, 3528 WLAN_VHT_ACTION_OPMODE_NOTIF = 2, 3529 }; 3530 3531 /* Self Protected Action codes */ 3532 enum ieee80211_self_protected_actioncode { 3533 WLAN_SP_RESERVED = 0, 3534 WLAN_SP_MESH_PEERING_OPEN = 1, 3535 WLAN_SP_MESH_PEERING_CONFIRM = 2, 3536 WLAN_SP_MESH_PEERING_CLOSE = 3, 3537 WLAN_SP_MGK_INFORM = 4, 3538 WLAN_SP_MGK_ACK = 5, 3539 }; 3540 3541 /* Mesh action codes */ 3542 enum ieee80211_mesh_actioncode { 3543 WLAN_MESH_ACTION_LINK_METRIC_REPORT, 3544 WLAN_MESH_ACTION_HWMP_PATH_SELECTION, 3545 WLAN_MESH_ACTION_GATE_ANNOUNCEMENT, 3546 WLAN_MESH_ACTION_CONGESTION_CONTROL_NOTIFICATION, 3547 WLAN_MESH_ACTION_MCCA_SETUP_REQUEST, 3548 WLAN_MESH_ACTION_MCCA_SETUP_REPLY, 3549 WLAN_MESH_ACTION_MCCA_ADVERTISEMENT_REQUEST, 3550 WLAN_MESH_ACTION_MCCA_ADVERTISEMENT, 3551 WLAN_MESH_ACTION_MCCA_TEARDOWN, 3552 WLAN_MESH_ACTION_TBTT_ADJUSTMENT_REQUEST, 3553 WLAN_MESH_ACTION_TBTT_ADJUSTMENT_RESPONSE, 3554 }; 3555 3556 /* Unprotected WNM action codes */ 3557 enum ieee80211_unprotected_wnm_actioncode { 3558 WLAN_UNPROTECTED_WNM_ACTION_TIM = 0, 3559 WLAN_UNPROTECTED_WNM_ACTION_TIMING_MEASUREMENT_RESPONSE = 1, 3560 }; 3561 3562 /* Security key length */ 3563 enum ieee80211_key_len { 3564 WLAN_KEY_LEN_WEP40 = 5, 3565 WLAN_KEY_LEN_WEP104 = 13, 3566 WLAN_KEY_LEN_CCMP = 16, 3567 WLAN_KEY_LEN_CCMP_256 = 32, 3568 WLAN_KEY_LEN_TKIP = 32, 3569 WLAN_KEY_LEN_AES_CMAC = 16, 3570 WLAN_KEY_LEN_SMS4 = 32, 3571 WLAN_KEY_LEN_GCMP = 16, 3572 WLAN_KEY_LEN_GCMP_256 = 32, 3573 WLAN_KEY_LEN_BIP_CMAC_256 = 32, 3574 WLAN_KEY_LEN_BIP_GMAC_128 = 16, 3575 WLAN_KEY_LEN_BIP_GMAC_256 = 32, 3576 }; 3577 3578 enum ieee80211_s1g_actioncode { 3579 WLAN_S1G_AID_SWITCH_REQUEST, 3580 WLAN_S1G_AID_SWITCH_RESPONSE, 3581 WLAN_S1G_SYNC_CONTROL, 3582 WLAN_S1G_STA_INFO_ANNOUNCE, 3583 WLAN_S1G_EDCA_PARAM_SET, 3584 WLAN_S1G_EL_OPERATION, 3585 WLAN_S1G_TWT_SETUP, 3586 WLAN_S1G_TWT_TEARDOWN, 3587 WLAN_S1G_SECT_GROUP_ID_LIST, 3588 WLAN_S1G_SECT_ID_FEEDBACK, 3589 WLAN_S1G_TWT_INFORMATION = 11, 3590 }; 3591 3592 #define IEEE80211_WEP_IV_LEN 4 3593 #define IEEE80211_WEP_ICV_LEN 4 3594 #define IEEE80211_CCMP_HDR_LEN 8 3595 #define IEEE80211_CCMP_MIC_LEN 8 3596 #define IEEE80211_CCMP_PN_LEN 6 3597 #define IEEE80211_CCMP_256_HDR_LEN 8 3598 #define IEEE80211_CCMP_256_MIC_LEN 16 3599 #define IEEE80211_CCMP_256_PN_LEN 6 3600 #define IEEE80211_TKIP_IV_LEN 8 3601 #define IEEE80211_TKIP_ICV_LEN 4 3602 #define IEEE80211_CMAC_PN_LEN 6 3603 #define IEEE80211_GMAC_PN_LEN 6 3604 #define IEEE80211_GCMP_HDR_LEN 8 3605 #define IEEE80211_GCMP_MIC_LEN 16 3606 #define IEEE80211_GCMP_PN_LEN 6 3607 3608 #define FILS_NONCE_LEN 16 3609 #define FILS_MAX_KEK_LEN 64 3610 3611 #define FILS_ERP_MAX_USERNAME_LEN 16 3612 #define FILS_ERP_MAX_REALM_LEN 253 3613 #define FILS_ERP_MAX_RRK_LEN 64 3614 3615 #define PMK_MAX_LEN 64 3616 #define SAE_PASSWORD_MAX_LEN 128 3617 3618 /* Public action codes (IEEE Std 802.11-2016, 9.6.8.1, Table 9-307) */ 3619 enum ieee80211_pub_actioncode { 3620 WLAN_PUB_ACTION_20_40_BSS_COEX = 0, 3621 WLAN_PUB_ACTION_DSE_ENABLEMENT = 1, 3622 WLAN_PUB_ACTION_DSE_DEENABLEMENT = 2, 3623 WLAN_PUB_ACTION_DSE_REG_LOC_ANN = 3, 3624 WLAN_PUB_ACTION_EXT_CHANSW_ANN = 4, 3625 WLAN_PUB_ACTION_DSE_MSMT_REQ = 5, 3626 WLAN_PUB_ACTION_DSE_MSMT_RESP = 6, 3627 WLAN_PUB_ACTION_MSMT_PILOT = 7, 3628 WLAN_PUB_ACTION_DSE_PC = 8, 3629 WLAN_PUB_ACTION_VENDOR_SPECIFIC = 9, 3630 WLAN_PUB_ACTION_GAS_INITIAL_REQ = 10, 3631 WLAN_PUB_ACTION_GAS_INITIAL_RESP = 11, 3632 WLAN_PUB_ACTION_GAS_COMEBACK_REQ = 12, 3633 WLAN_PUB_ACTION_GAS_COMEBACK_RESP = 13, 3634 WLAN_PUB_ACTION_TDLS_DISCOVER_RES = 14, 3635 WLAN_PUB_ACTION_LOC_TRACK_NOTI = 15, 3636 WLAN_PUB_ACTION_QAB_REQUEST_FRAME = 16, 3637 WLAN_PUB_ACTION_QAB_RESPONSE_FRAME = 17, 3638 WLAN_PUB_ACTION_QMF_POLICY = 18, 3639 WLAN_PUB_ACTION_QMF_POLICY_CHANGE = 19, 3640 WLAN_PUB_ACTION_QLOAD_REQUEST = 20, 3641 WLAN_PUB_ACTION_QLOAD_REPORT = 21, 3642 WLAN_PUB_ACTION_HCCA_TXOP_ADVERT = 22, 3643 WLAN_PUB_ACTION_HCCA_TXOP_RESPONSE = 23, 3644 WLAN_PUB_ACTION_PUBLIC_KEY = 24, 3645 WLAN_PUB_ACTION_CHANNEL_AVAIL_QUERY = 25, 3646 WLAN_PUB_ACTION_CHANNEL_SCHEDULE_MGMT = 26, 3647 WLAN_PUB_ACTION_CONTACT_VERI_SIGNAL = 27, 3648 WLAN_PUB_ACTION_GDD_ENABLEMENT_REQ = 28, 3649 WLAN_PUB_ACTION_GDD_ENABLEMENT_RESP = 29, 3650 WLAN_PUB_ACTION_NETWORK_CHANNEL_CONTROL = 30, 3651 WLAN_PUB_ACTION_WHITE_SPACE_MAP_ANN = 31, 3652 WLAN_PUB_ACTION_FTM_REQUEST = 32, 3653 WLAN_PUB_ACTION_FTM_RESPONSE = 33, 3654 WLAN_PUB_ACTION_FILS_DISCOVERY = 34, 3655 }; 3656 3657 /* TDLS action codes */ 3658 enum ieee80211_tdls_actioncode { 3659 WLAN_TDLS_SETUP_REQUEST = 0, 3660 WLAN_TDLS_SETUP_RESPONSE = 1, 3661 WLAN_TDLS_SETUP_CONFIRM = 2, 3662 WLAN_TDLS_TEARDOWN = 3, 3663 WLAN_TDLS_PEER_TRAFFIC_INDICATION = 4, 3664 WLAN_TDLS_CHANNEL_SWITCH_REQUEST = 5, 3665 WLAN_TDLS_CHANNEL_SWITCH_RESPONSE = 6, 3666 WLAN_TDLS_PEER_PSM_REQUEST = 7, 3667 WLAN_TDLS_PEER_PSM_RESPONSE = 8, 3668 WLAN_TDLS_PEER_TRAFFIC_RESPONSE = 9, 3669 WLAN_TDLS_DISCOVERY_REQUEST = 10, 3670 }; 3671 3672 /* Extended Channel Switching capability to be set in the 1st byte of 3673 * the @WLAN_EID_EXT_CAPABILITY information element 3674 */ 3675 #define WLAN_EXT_CAPA1_EXT_CHANNEL_SWITCHING BIT(2) 3676 3677 /* Multiple BSSID capability is set in the 6th bit of 3rd byte of the 3678 * @WLAN_EID_EXT_CAPABILITY information element 3679 */ 3680 #define WLAN_EXT_CAPA3_MULTI_BSSID_SUPPORT BIT(6) 3681 3682 /* Timing Measurement protocol for time sync is set in the 7th bit of 3rd byte 3683 * of the @WLAN_EID_EXT_CAPABILITY information element 3684 */ 3685 #define WLAN_EXT_CAPA3_TIMING_MEASUREMENT_SUPPORT BIT(7) 3686 3687 /* TDLS capabilities in the 4th byte of @WLAN_EID_EXT_CAPABILITY */ 3688 #define WLAN_EXT_CAPA4_TDLS_BUFFER_STA BIT(4) 3689 #define WLAN_EXT_CAPA4_TDLS_PEER_PSM BIT(5) 3690 #define WLAN_EXT_CAPA4_TDLS_CHAN_SWITCH BIT(6) 3691 3692 /* Interworking capabilities are set in 7th bit of 4th byte of the 3693 * @WLAN_EID_EXT_CAPABILITY information element 3694 */ 3695 #define WLAN_EXT_CAPA4_INTERWORKING_ENABLED BIT(7) 3696 3697 /* 3698 * TDLS capabililites to be enabled in the 5th byte of the 3699 * @WLAN_EID_EXT_CAPABILITY information element 3700 */ 3701 #define WLAN_EXT_CAPA5_TDLS_ENABLED BIT(5) 3702 #define WLAN_EXT_CAPA5_TDLS_PROHIBITED BIT(6) 3703 #define WLAN_EXT_CAPA5_TDLS_CH_SW_PROHIBITED BIT(7) 3704 3705 #define WLAN_EXT_CAPA8_TDLS_WIDE_BW_ENABLED BIT(5) 3706 #define WLAN_EXT_CAPA8_OPMODE_NOTIF BIT(6) 3707 3708 /* Defines the maximal number of MSDUs in an A-MSDU. */ 3709 #define WLAN_EXT_CAPA8_MAX_MSDU_IN_AMSDU_LSB BIT(7) 3710 #define WLAN_EXT_CAPA9_MAX_MSDU_IN_AMSDU_MSB BIT(0) 3711 3712 /* 3713 * Fine Timing Measurement Initiator - bit 71 of @WLAN_EID_EXT_CAPABILITY 3714 * information element 3715 */ 3716 #define WLAN_EXT_CAPA9_FTM_INITIATOR BIT(7) 3717 3718 /* Defines support for TWT Requester and TWT Responder */ 3719 #define WLAN_EXT_CAPA10_TWT_REQUESTER_SUPPORT BIT(5) 3720 #define WLAN_EXT_CAPA10_TWT_RESPONDER_SUPPORT BIT(6) 3721 3722 /* 3723 * When set, indicates that the AP is able to tolerate 26-tone RU UL 3724 * OFDMA transmissions using HE TB PPDU from OBSS (not falsely classify the 3725 * 26-tone RU UL OFDMA transmissions as radar pulses). 3726 */ 3727 #define WLAN_EXT_CAPA10_OBSS_NARROW_BW_RU_TOLERANCE_SUPPORT BIT(7) 3728 3729 /* Defines support for enhanced multi-bssid advertisement*/ 3730 #define WLAN_EXT_CAPA11_EMA_SUPPORT BIT(3) 3731 3732 /* TDLS specific payload type in the LLC/SNAP header */ 3733 #define WLAN_TDLS_SNAP_RFTYPE 0x2 3734 3735 /* BSS Coex IE information field bits */ 3736 #define WLAN_BSS_COEX_INFORMATION_REQUEST BIT(0) 3737 3738 /** 3739 * enum ieee80211_mesh_sync_method - mesh synchronization method identifier 3740 * 3741 * @IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET: the default synchronization method 3742 * @IEEE80211_SYNC_METHOD_VENDOR: a vendor specific synchronization method 3743 * that will be specified in a vendor specific information element 3744 */ 3745 enum ieee80211_mesh_sync_method { 3746 IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET = 1, 3747 IEEE80211_SYNC_METHOD_VENDOR = 255, 3748 }; 3749 3750 /** 3751 * enum ieee80211_mesh_path_protocol - mesh path selection protocol identifier 3752 * 3753 * @IEEE80211_PATH_PROTOCOL_HWMP: the default path selection protocol 3754 * @IEEE80211_PATH_PROTOCOL_VENDOR: a vendor specific protocol that will 3755 * be specified in a vendor specific information element 3756 */ 3757 enum ieee80211_mesh_path_protocol { 3758 IEEE80211_PATH_PROTOCOL_HWMP = 1, 3759 IEEE80211_PATH_PROTOCOL_VENDOR = 255, 3760 }; 3761 3762 /** 3763 * enum ieee80211_mesh_path_metric - mesh path selection metric identifier 3764 * 3765 * @IEEE80211_PATH_METRIC_AIRTIME: the default path selection metric 3766 * @IEEE80211_PATH_METRIC_VENDOR: a vendor specific metric that will be 3767 * specified in a vendor specific information element 3768 */ 3769 enum ieee80211_mesh_path_metric { 3770 IEEE80211_PATH_METRIC_AIRTIME = 1, 3771 IEEE80211_PATH_METRIC_VENDOR = 255, 3772 }; 3773 3774 /** 3775 * enum ieee80211_root_mode_identifier - root mesh STA mode identifier 3776 * 3777 * These attribute are used by dot11MeshHWMPRootMode to set root mesh STA mode 3778 * 3779 * @IEEE80211_ROOTMODE_NO_ROOT: the mesh STA is not a root mesh STA (default) 3780 * @IEEE80211_ROOTMODE_ROOT: the mesh STA is a root mesh STA if greater than 3781 * this value 3782 * @IEEE80211_PROACTIVE_PREQ_NO_PREP: the mesh STA is a root mesh STA supports 3783 * the proactive PREQ with proactive PREP subfield set to 0 3784 * @IEEE80211_PROACTIVE_PREQ_WITH_PREP: the mesh STA is a root mesh STA 3785 * supports the proactive PREQ with proactive PREP subfield set to 1 3786 * @IEEE80211_PROACTIVE_RANN: the mesh STA is a root mesh STA supports 3787 * the proactive RANN 3788 */ 3789 enum ieee80211_root_mode_identifier { 3790 IEEE80211_ROOTMODE_NO_ROOT = 0, 3791 IEEE80211_ROOTMODE_ROOT = 1, 3792 IEEE80211_PROACTIVE_PREQ_NO_PREP = 2, 3793 IEEE80211_PROACTIVE_PREQ_WITH_PREP = 3, 3794 IEEE80211_PROACTIVE_RANN = 4, 3795 }; 3796 3797 /* 3798 * IEEE 802.11-2007 7.3.2.9 Country information element 3799 * 3800 * Minimum length is 8 octets, ie len must be evenly 3801 * divisible by 2 3802 */ 3803 3804 /* Although the spec says 8 I'm seeing 6 in practice */ 3805 #define IEEE80211_COUNTRY_IE_MIN_LEN 6 3806 3807 /* The Country String field of the element shall be 3 octets in length */ 3808 #define IEEE80211_COUNTRY_STRING_LEN 3 3809 3810 /* 3811 * For regulatory extension stuff see IEEE 802.11-2007 3812 * Annex I (page 1141) and Annex J (page 1147). Also 3813 * review 7.3.2.9. 3814 * 3815 * When dot11RegulatoryClassesRequired is true and the 3816 * first_channel/reg_extension_id is >= 201 then the IE 3817 * compromises of the 'ext' struct represented below: 3818 * 3819 * - Regulatory extension ID - when generating IE this just needs 3820 * to be monotonically increasing for each triplet passed in 3821 * the IE 3822 * - Regulatory class - index into set of rules 3823 * - Coverage class - index into air propagation time (Table 7-27), 3824 * in microseconds, you can compute the air propagation time from 3825 * the index by multiplying by 3, so index 10 yields a propagation 3826 * of 10 us. Valid values are 0-31, values 32-255 are not defined 3827 * yet. A value of 0 inicates air propagation of <= 1 us. 3828 * 3829 * See also Table I.2 for Emission limit sets and table 3830 * I.3 for Behavior limit sets. Table J.1 indicates how to map 3831 * a reg_class to an emission limit set and behavior limit set. 3832 */ 3833 #define IEEE80211_COUNTRY_EXTENSION_ID 201 3834 3835 /* 3836 * Channels numbers in the IE must be monotonically increasing 3837 * if dot11RegulatoryClassesRequired is not true. 3838 * 3839 * If dot11RegulatoryClassesRequired is true consecutive 3840 * subband triplets following a regulatory triplet shall 3841 * have monotonically increasing first_channel number fields. 3842 * 3843 * Channel numbers shall not overlap. 3844 * 3845 * Note that max_power is signed. 3846 */ 3847 struct ieee80211_country_ie_triplet { 3848 union { 3849 struct { 3850 u8 first_channel; 3851 u8 num_channels; 3852 s8 max_power; 3853 } __packed chans; 3854 struct { 3855 u8 reg_extension_id; 3856 u8 reg_class; 3857 u8 coverage_class; 3858 } __packed ext; 3859 }; 3860 } __packed; 3861 3862 enum ieee80211_timeout_interval_type { 3863 WLAN_TIMEOUT_REASSOC_DEADLINE = 1 /* 802.11r */, 3864 WLAN_TIMEOUT_KEY_LIFETIME = 2 /* 802.11r */, 3865 WLAN_TIMEOUT_ASSOC_COMEBACK = 3 /* 802.11w */, 3866 }; 3867 3868 /** 3869 * struct ieee80211_timeout_interval_ie - Timeout Interval element 3870 * @type: type, see &enum ieee80211_timeout_interval_type 3871 * @value: timeout interval value 3872 */ 3873 struct ieee80211_timeout_interval_ie { 3874 u8 type; 3875 __le32 value; 3876 } __packed; 3877 3878 /** 3879 * enum ieee80211_idle_options - BSS idle options 3880 * @WLAN_IDLE_OPTIONS_PROTECTED_KEEP_ALIVE: the station should send an RSN 3881 * protected frame to the AP to reset the idle timer at the AP for 3882 * the station. 3883 */ 3884 enum ieee80211_idle_options { 3885 WLAN_IDLE_OPTIONS_PROTECTED_KEEP_ALIVE = BIT(0), 3886 }; 3887 3888 /** 3889 * struct ieee80211_bss_max_idle_period_ie 3890 * 3891 * This structure refers to "BSS Max idle period element" 3892 * 3893 * @max_idle_period: indicates the time period during which a station can 3894 * refrain from transmitting frames to its associated AP without being 3895 * disassociated. In units of 1000 TUs. 3896 * @idle_options: indicates the options associated with the BSS idle capability 3897 * as specified in &enum ieee80211_idle_options. 3898 */ 3899 struct ieee80211_bss_max_idle_period_ie { 3900 __le16 max_idle_period; 3901 u8 idle_options; 3902 } __packed; 3903 3904 /* BACK action code */ 3905 enum ieee80211_back_actioncode { 3906 WLAN_ACTION_ADDBA_REQ = 0, 3907 WLAN_ACTION_ADDBA_RESP = 1, 3908 WLAN_ACTION_DELBA = 2, 3909 }; 3910 3911 /* BACK (block-ack) parties */ 3912 enum ieee80211_back_parties { 3913 WLAN_BACK_RECIPIENT = 0, 3914 WLAN_BACK_INITIATOR = 1, 3915 }; 3916 3917 /* SA Query action */ 3918 enum ieee80211_sa_query_action { 3919 WLAN_ACTION_SA_QUERY_REQUEST = 0, 3920 WLAN_ACTION_SA_QUERY_RESPONSE = 1, 3921 }; 3922 3923 /** 3924 * struct ieee80211_bssid_index 3925 * 3926 * This structure refers to "Multiple BSSID-index element" 3927 * 3928 * @bssid_index: BSSID index 3929 * @dtim_period: optional, overrides transmitted BSS dtim period 3930 * @dtim_count: optional, overrides transmitted BSS dtim count 3931 */ 3932 struct ieee80211_bssid_index { 3933 u8 bssid_index; 3934 u8 dtim_period; 3935 u8 dtim_count; 3936 }; 3937 3938 /** 3939 * struct ieee80211_multiple_bssid_configuration 3940 * 3941 * This structure refers to "Multiple BSSID Configuration element" 3942 * 3943 * @bssid_count: total number of active BSSIDs in the set 3944 * @profile_periodicity: the least number of beacon frames need to be received 3945 * in order to discover all the nontransmitted BSSIDs in the set. 3946 */ 3947 struct ieee80211_multiple_bssid_configuration { 3948 u8 bssid_count; 3949 u8 profile_periodicity; 3950 }; 3951 3952 #define SUITE(oui, id) (((oui) << 8) | (id)) 3953 3954 /* cipher suite selectors */ 3955 #define WLAN_CIPHER_SUITE_USE_GROUP SUITE(0x000FAC, 0) 3956 #define WLAN_CIPHER_SUITE_WEP40 SUITE(0x000FAC, 1) 3957 #define WLAN_CIPHER_SUITE_TKIP SUITE(0x000FAC, 2) 3958 /* reserved: SUITE(0x000FAC, 3) */ 3959 #define WLAN_CIPHER_SUITE_CCMP SUITE(0x000FAC, 4) 3960 #define WLAN_CIPHER_SUITE_WEP104 SUITE(0x000FAC, 5) 3961 #define WLAN_CIPHER_SUITE_AES_CMAC SUITE(0x000FAC, 6) 3962 #define WLAN_CIPHER_SUITE_GCMP SUITE(0x000FAC, 8) 3963 #define WLAN_CIPHER_SUITE_GCMP_256 SUITE(0x000FAC, 9) 3964 #define WLAN_CIPHER_SUITE_CCMP_256 SUITE(0x000FAC, 10) 3965 #define WLAN_CIPHER_SUITE_BIP_GMAC_128 SUITE(0x000FAC, 11) 3966 #define WLAN_CIPHER_SUITE_BIP_GMAC_256 SUITE(0x000FAC, 12) 3967 #define WLAN_CIPHER_SUITE_BIP_CMAC_256 SUITE(0x000FAC, 13) 3968 3969 #define WLAN_CIPHER_SUITE_SMS4 SUITE(0x001472, 1) 3970 3971 /* AKM suite selectors */ 3972 #define WLAN_AKM_SUITE_8021X SUITE(0x000FAC, 1) 3973 #define WLAN_AKM_SUITE_PSK SUITE(0x000FAC, 2) 3974 #define WLAN_AKM_SUITE_FT_8021X SUITE(0x000FAC, 3) 3975 #define WLAN_AKM_SUITE_FT_PSK SUITE(0x000FAC, 4) 3976 #define WLAN_AKM_SUITE_8021X_SHA256 SUITE(0x000FAC, 5) 3977 #define WLAN_AKM_SUITE_PSK_SHA256 SUITE(0x000FAC, 6) 3978 #define WLAN_AKM_SUITE_TDLS SUITE(0x000FAC, 7) 3979 #define WLAN_AKM_SUITE_SAE SUITE(0x000FAC, 8) 3980 #define WLAN_AKM_SUITE_FT_OVER_SAE SUITE(0x000FAC, 9) 3981 #define WLAN_AKM_SUITE_AP_PEER_KEY SUITE(0x000FAC, 10) 3982 #define WLAN_AKM_SUITE_8021X_SUITE_B SUITE(0x000FAC, 11) 3983 #define WLAN_AKM_SUITE_8021X_SUITE_B_192 SUITE(0x000FAC, 12) 3984 #define WLAN_AKM_SUITE_FT_8021X_SHA384 SUITE(0x000FAC, 13) 3985 #define WLAN_AKM_SUITE_FILS_SHA256 SUITE(0x000FAC, 14) 3986 #define WLAN_AKM_SUITE_FILS_SHA384 SUITE(0x000FAC, 15) 3987 #define WLAN_AKM_SUITE_FT_FILS_SHA256 SUITE(0x000FAC, 16) 3988 #define WLAN_AKM_SUITE_FT_FILS_SHA384 SUITE(0x000FAC, 17) 3989 #define WLAN_AKM_SUITE_OWE SUITE(0x000FAC, 18) 3990 #define WLAN_AKM_SUITE_FT_PSK_SHA384 SUITE(0x000FAC, 19) 3991 #define WLAN_AKM_SUITE_PSK_SHA384 SUITE(0x000FAC, 20) 3992 3993 #define WLAN_AKM_SUITE_WFA_DPP SUITE(WLAN_OUI_WFA, 2) 3994 3995 #define WLAN_MAX_KEY_LEN 32 3996 3997 #define WLAN_PMK_NAME_LEN 16 3998 #define WLAN_PMKID_LEN 16 3999 #define WLAN_PMK_LEN_EAP_LEAP 16 4000 #define WLAN_PMK_LEN 32 4001 #define WLAN_PMK_LEN_SUITE_B_192 48 4002 4003 #define WLAN_OUI_WFA 0x506f9a 4004 #define WLAN_OUI_TYPE_WFA_P2P 9 4005 #define WLAN_OUI_TYPE_WFA_DPP 0x1A 4006 #define WLAN_OUI_MICROSOFT 0x0050f2 4007 #define WLAN_OUI_TYPE_MICROSOFT_WPA 1 4008 #define WLAN_OUI_TYPE_MICROSOFT_WMM 2 4009 #define WLAN_OUI_TYPE_MICROSOFT_WPS 4 4010 #define WLAN_OUI_TYPE_MICROSOFT_TPC 8 4011 4012 /* 4013 * WMM/802.11e Tspec Element 4014 */ 4015 #define IEEE80211_WMM_IE_TSPEC_TID_MASK 0x0F 4016 #define IEEE80211_WMM_IE_TSPEC_TID_SHIFT 1 4017 4018 enum ieee80211_tspec_status_code { 4019 IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED = 0, 4020 IEEE80211_TSPEC_STATUS_ADDTS_INVAL_PARAMS = 0x1, 4021 }; 4022 4023 struct ieee80211_tspec_ie { 4024 u8 element_id; 4025 u8 len; 4026 u8 oui[3]; 4027 u8 oui_type; 4028 u8 oui_subtype; 4029 u8 version; 4030 __le16 tsinfo; 4031 u8 tsinfo_resvd; 4032 __le16 nominal_msdu; 4033 __le16 max_msdu; 4034 __le32 min_service_int; 4035 __le32 max_service_int; 4036 __le32 inactivity_int; 4037 __le32 suspension_int; 4038 __le32 service_start_time; 4039 __le32 min_data_rate; 4040 __le32 mean_data_rate; 4041 __le32 peak_data_rate; 4042 __le32 max_burst_size; 4043 __le32 delay_bound; 4044 __le32 min_phy_rate; 4045 __le16 sba; 4046 __le16 medium_time; 4047 } __packed; 4048 4049 struct ieee80211_he_6ghz_capa { 4050 /* uses IEEE80211_HE_6GHZ_CAP_* below */ 4051 __le16 capa; 4052 } __packed; 4053 4054 /* HE 6 GHz band capabilities */ 4055 /* uses enum ieee80211_min_mpdu_spacing values */ 4056 #define IEEE80211_HE_6GHZ_CAP_MIN_MPDU_START 0x0007 4057 /* uses enum ieee80211_vht_max_ampdu_length_exp values */ 4058 #define IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP 0x0038 4059 /* uses IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_* values */ 4060 #define IEEE80211_HE_6GHZ_CAP_MAX_MPDU_LEN 0x00c0 4061 /* WLAN_HT_CAP_SM_PS_* values */ 4062 #define IEEE80211_HE_6GHZ_CAP_SM_PS 0x0600 4063 #define IEEE80211_HE_6GHZ_CAP_RD_RESPONDER 0x0800 4064 #define IEEE80211_HE_6GHZ_CAP_RX_ANTPAT_CONS 0x1000 4065 #define IEEE80211_HE_6GHZ_CAP_TX_ANTPAT_CONS 0x2000 4066 4067 /** 4068 * ieee80211_get_qos_ctl - get pointer to qos control bytes 4069 * @hdr: the frame 4070 * 4071 * The qos ctrl bytes come after the frame_control, duration, seq_num 4072 * and 3 or 4 addresses of length ETH_ALEN. Checks frame_control to choose 4073 * between struct ieee80211_qos_hdr_4addr and struct ieee80211_qos_hdr. 4074 */ 4075 static inline u8 *ieee80211_get_qos_ctl(struct ieee80211_hdr *hdr) 4076 { 4077 union { 4078 struct ieee80211_qos_hdr addr3; 4079 struct ieee80211_qos_hdr_4addr addr4; 4080 } *qos; 4081 4082 qos = (void *)hdr; 4083 if (ieee80211_has_a4(qos->addr3.frame_control)) 4084 return (u8 *)&qos->addr4.qos_ctrl; 4085 else 4086 return (u8 *)&qos->addr3.qos_ctrl; 4087 } 4088 4089 /** 4090 * ieee80211_get_tid - get qos TID 4091 * @hdr: the frame 4092 */ 4093 static inline u8 ieee80211_get_tid(struct ieee80211_hdr *hdr) 4094 { 4095 u8 *qc = ieee80211_get_qos_ctl(hdr); 4096 4097 return qc[0] & IEEE80211_QOS_CTL_TID_MASK; 4098 } 4099 4100 /** 4101 * ieee80211_get_SA - get pointer to SA 4102 * @hdr: the frame 4103 * 4104 * Given an 802.11 frame, this function returns the offset 4105 * to the source address (SA). It does not verify that the 4106 * header is long enough to contain the address, and the 4107 * header must be long enough to contain the frame control 4108 * field. 4109 */ 4110 static inline u8 *ieee80211_get_SA(struct ieee80211_hdr *hdr) 4111 { 4112 if (ieee80211_has_a4(hdr->frame_control)) 4113 return hdr->addr4; 4114 if (ieee80211_has_fromds(hdr->frame_control)) 4115 return hdr->addr3; 4116 return hdr->addr2; 4117 } 4118 4119 /** 4120 * ieee80211_get_DA - get pointer to DA 4121 * @hdr: the frame 4122 * 4123 * Given an 802.11 frame, this function returns the offset 4124 * to the destination address (DA). It does not verify that 4125 * the header is long enough to contain the address, and the 4126 * header must be long enough to contain the frame control 4127 * field. 4128 */ 4129 static inline u8 *ieee80211_get_DA(struct ieee80211_hdr *hdr) 4130 { 4131 if (ieee80211_has_tods(hdr->frame_control)) 4132 return hdr->addr3; 4133 else 4134 return hdr->addr1; 4135 } 4136 4137 /** 4138 * ieee80211_is_bufferable_mmpdu - check if frame is bufferable MMPDU 4139 * @skb: the skb to check, starting with the 802.11 header 4140 */ 4141 static inline bool ieee80211_is_bufferable_mmpdu(struct sk_buff *skb) 4142 { 4143 struct ieee80211_mgmt *mgmt = (void *)skb->data; 4144 __le16 fc = mgmt->frame_control; 4145 4146 /* 4147 * IEEE 802.11 REVme D2.0 definition of bufferable MMPDU; 4148 * note that this ignores the IBSS special case. 4149 */ 4150 if (!ieee80211_is_mgmt(fc)) 4151 return false; 4152 4153 if (ieee80211_is_disassoc(fc) || ieee80211_is_deauth(fc)) 4154 return true; 4155 4156 if (!ieee80211_is_action(fc)) 4157 return false; 4158 4159 if (skb->len < offsetofend(typeof(*mgmt), u.action.u.ftm.action_code)) 4160 return true; 4161 4162 /* action frame - additionally check for non-bufferable FTM */ 4163 4164 if (mgmt->u.action.category != WLAN_CATEGORY_PUBLIC && 4165 mgmt->u.action.category != WLAN_CATEGORY_PROTECTED_DUAL_OF_ACTION) 4166 return true; 4167 4168 if (mgmt->u.action.u.ftm.action_code == WLAN_PUB_ACTION_FTM_REQUEST || 4169 mgmt->u.action.u.ftm.action_code == WLAN_PUB_ACTION_FTM_RESPONSE) 4170 return false; 4171 4172 return true; 4173 } 4174 4175 /** 4176 * _ieee80211_is_robust_mgmt_frame - check if frame is a robust management frame 4177 * @hdr: the frame (buffer must include at least the first octet of payload) 4178 */ 4179 static inline bool _ieee80211_is_robust_mgmt_frame(struct ieee80211_hdr *hdr) 4180 { 4181 if (ieee80211_is_disassoc(hdr->frame_control) || 4182 ieee80211_is_deauth(hdr->frame_control)) 4183 return true; 4184 4185 if (ieee80211_is_action(hdr->frame_control)) { 4186 u8 *category; 4187 4188 /* 4189 * Action frames, excluding Public Action frames, are Robust 4190 * Management Frames. However, if we are looking at a Protected 4191 * frame, skip the check since the data may be encrypted and 4192 * the frame has already been found to be a Robust Management 4193 * Frame (by the other end). 4194 */ 4195 if (ieee80211_has_protected(hdr->frame_control)) 4196 return true; 4197 category = ((u8 *) hdr) + 24; 4198 return *category != WLAN_CATEGORY_PUBLIC && 4199 *category != WLAN_CATEGORY_HT && 4200 *category != WLAN_CATEGORY_WNM_UNPROTECTED && 4201 *category != WLAN_CATEGORY_SELF_PROTECTED && 4202 *category != WLAN_CATEGORY_UNPROT_DMG && 4203 *category != WLAN_CATEGORY_VHT && 4204 *category != WLAN_CATEGORY_S1G && 4205 *category != WLAN_CATEGORY_VENDOR_SPECIFIC; 4206 } 4207 4208 return false; 4209 } 4210 4211 /** 4212 * ieee80211_is_robust_mgmt_frame - check if skb contains a robust mgmt frame 4213 * @skb: the skb containing the frame, length will be checked 4214 */ 4215 static inline bool ieee80211_is_robust_mgmt_frame(struct sk_buff *skb) 4216 { 4217 if (skb->len < IEEE80211_MIN_ACTION_SIZE) 4218 return false; 4219 return _ieee80211_is_robust_mgmt_frame((void *)skb->data); 4220 } 4221 4222 /** 4223 * ieee80211_is_public_action - check if frame is a public action frame 4224 * @hdr: the frame 4225 * @len: length of the frame 4226 */ 4227 static inline bool ieee80211_is_public_action(struct ieee80211_hdr *hdr, 4228 size_t len) 4229 { 4230 struct ieee80211_mgmt *mgmt = (void *)hdr; 4231 4232 if (len < IEEE80211_MIN_ACTION_SIZE) 4233 return false; 4234 if (!ieee80211_is_action(hdr->frame_control)) 4235 return false; 4236 return mgmt->u.action.category == WLAN_CATEGORY_PUBLIC; 4237 } 4238 4239 /** 4240 * _ieee80211_is_group_privacy_action - check if frame is a group addressed 4241 * privacy action frame 4242 * @hdr: the frame 4243 */ 4244 static inline bool _ieee80211_is_group_privacy_action(struct ieee80211_hdr *hdr) 4245 { 4246 struct ieee80211_mgmt *mgmt = (void *)hdr; 4247 4248 if (!ieee80211_is_action(hdr->frame_control) || 4249 !is_multicast_ether_addr(hdr->addr1)) 4250 return false; 4251 4252 return mgmt->u.action.category == WLAN_CATEGORY_MESH_ACTION || 4253 mgmt->u.action.category == WLAN_CATEGORY_MULTIHOP_ACTION; 4254 } 4255 4256 /** 4257 * ieee80211_is_group_privacy_action - check if frame is a group addressed 4258 * privacy action frame 4259 * @skb: the skb containing the frame, length will be checked 4260 */ 4261 static inline bool ieee80211_is_group_privacy_action(struct sk_buff *skb) 4262 { 4263 if (skb->len < IEEE80211_MIN_ACTION_SIZE) 4264 return false; 4265 return _ieee80211_is_group_privacy_action((void *)skb->data); 4266 } 4267 4268 /** 4269 * ieee80211_tu_to_usec - convert time units (TU) to microseconds 4270 * @tu: the TUs 4271 */ 4272 static inline unsigned long ieee80211_tu_to_usec(unsigned long tu) 4273 { 4274 return 1024 * tu; 4275 } 4276 4277 /** 4278 * ieee80211_check_tim - check if AID bit is set in TIM 4279 * @tim: the TIM IE 4280 * @tim_len: length of the TIM IE 4281 * @aid: the AID to look for 4282 */ 4283 static inline bool ieee80211_check_tim(const struct ieee80211_tim_ie *tim, 4284 u8 tim_len, u16 aid) 4285 { 4286 u8 mask; 4287 u8 index, indexn1, indexn2; 4288 4289 if (unlikely(!tim || tim_len < sizeof(*tim))) 4290 return false; 4291 4292 aid &= 0x3fff; 4293 index = aid / 8; 4294 mask = 1 << (aid & 7); 4295 4296 indexn1 = tim->bitmap_ctrl & 0xfe; 4297 indexn2 = tim_len + indexn1 - 4; 4298 4299 if (index < indexn1 || index > indexn2) 4300 return false; 4301 4302 index -= indexn1; 4303 4304 return !!(tim->virtual_map[index] & mask); 4305 } 4306 4307 /** 4308 * ieee80211_get_tdls_action - get tdls packet action (or -1, if not tdls packet) 4309 * @skb: the skb containing the frame, length will not be checked 4310 * @hdr_size: the size of the ieee80211_hdr that starts at skb->data 4311 * 4312 * This function assumes the frame is a data frame, and that the network header 4313 * is in the correct place. 4314 */ 4315 static inline int ieee80211_get_tdls_action(struct sk_buff *skb, u32 hdr_size) 4316 { 4317 if (!skb_is_nonlinear(skb) && 4318 skb->len > (skb_network_offset(skb) + 2)) { 4319 /* Point to where the indication of TDLS should start */ 4320 const u8 *tdls_data = skb_network_header(skb) - 2; 4321 4322 if (get_unaligned_be16(tdls_data) == ETH_P_TDLS && 4323 tdls_data[2] == WLAN_TDLS_SNAP_RFTYPE && 4324 tdls_data[3] == WLAN_CATEGORY_TDLS) 4325 return tdls_data[4]; 4326 } 4327 4328 return -1; 4329 } 4330 4331 /* convert time units */ 4332 #define TU_TO_JIFFIES(x) (usecs_to_jiffies((x) * 1024)) 4333 #define TU_TO_EXP_TIME(x) (jiffies + TU_TO_JIFFIES(x)) 4334 4335 /* convert frequencies */ 4336 #define MHZ_TO_KHZ(freq) ((freq) * 1000) 4337 #define KHZ_TO_MHZ(freq) ((freq) / 1000) 4338 #define PR_KHZ(f) KHZ_TO_MHZ(f), f % 1000 4339 #define KHZ_F "%d.%03d" 4340 4341 /* convert powers */ 4342 #define DBI_TO_MBI(gain) ((gain) * 100) 4343 #define MBI_TO_DBI(gain) ((gain) / 100) 4344 #define DBM_TO_MBM(gain) ((gain) * 100) 4345 #define MBM_TO_DBM(gain) ((gain) / 100) 4346 4347 /** 4348 * ieee80211_action_contains_tpc - checks if the frame contains TPC element 4349 * @skb: the skb containing the frame, length will be checked 4350 * 4351 * This function checks if it's either TPC report action frame or Link 4352 * Measurement report action frame as defined in IEEE Std. 802.11-2012 8.5.2.5 4353 * and 8.5.7.5 accordingly. 4354 */ 4355 static inline bool ieee80211_action_contains_tpc(struct sk_buff *skb) 4356 { 4357 struct ieee80211_mgmt *mgmt = (void *)skb->data; 4358 4359 if (!ieee80211_is_action(mgmt->frame_control)) 4360 return false; 4361 4362 if (skb->len < IEEE80211_MIN_ACTION_SIZE + 4363 sizeof(mgmt->u.action.u.tpc_report)) 4364 return false; 4365 4366 /* 4367 * TPC report - check that: 4368 * category = 0 (Spectrum Management) or 5 (Radio Measurement) 4369 * spectrum management action = 3 (TPC/Link Measurement report) 4370 * TPC report EID = 35 4371 * TPC report element length = 2 4372 * 4373 * The spectrum management's tpc_report struct is used here both for 4374 * parsing tpc_report and radio measurement's link measurement report 4375 * frame, since the relevant part is identical in both frames. 4376 */ 4377 if (mgmt->u.action.category != WLAN_CATEGORY_SPECTRUM_MGMT && 4378 mgmt->u.action.category != WLAN_CATEGORY_RADIO_MEASUREMENT) 4379 return false; 4380 4381 /* both spectrum mgmt and link measurement have same action code */ 4382 if (mgmt->u.action.u.tpc_report.action_code != 4383 WLAN_ACTION_SPCT_TPC_RPRT) 4384 return false; 4385 4386 if (mgmt->u.action.u.tpc_report.tpc_elem_id != WLAN_EID_TPC_REPORT || 4387 mgmt->u.action.u.tpc_report.tpc_elem_length != 4388 sizeof(struct ieee80211_tpc_report_ie)) 4389 return false; 4390 4391 return true; 4392 } 4393 4394 static inline bool ieee80211_is_timing_measurement(struct sk_buff *skb) 4395 { 4396 struct ieee80211_mgmt *mgmt = (void *)skb->data; 4397 4398 if (skb->len < IEEE80211_MIN_ACTION_SIZE) 4399 return false; 4400 4401 if (!ieee80211_is_action(mgmt->frame_control)) 4402 return false; 4403 4404 if (mgmt->u.action.category == WLAN_CATEGORY_WNM_UNPROTECTED && 4405 mgmt->u.action.u.wnm_timing_msr.action_code == 4406 WLAN_UNPROTECTED_WNM_ACTION_TIMING_MEASUREMENT_RESPONSE && 4407 skb->len >= offsetofend(typeof(*mgmt), u.action.u.wnm_timing_msr)) 4408 return true; 4409 4410 return false; 4411 } 4412 4413 static inline bool ieee80211_is_ftm(struct sk_buff *skb) 4414 { 4415 struct ieee80211_mgmt *mgmt = (void *)skb->data; 4416 4417 if (!ieee80211_is_public_action((void *)mgmt, skb->len)) 4418 return false; 4419 4420 if (mgmt->u.action.u.ftm.action_code == 4421 WLAN_PUB_ACTION_FTM_RESPONSE && 4422 skb->len >= offsetofend(typeof(*mgmt), u.action.u.ftm)) 4423 return true; 4424 4425 return false; 4426 } 4427 4428 struct element { 4429 u8 id; 4430 u8 datalen; 4431 u8 data[]; 4432 } __packed; 4433 4434 /* element iteration helpers */ 4435 #define for_each_element(_elem, _data, _datalen) \ 4436 for (_elem = (const struct element *)(_data); \ 4437 (const u8 *)(_data) + (_datalen) - (const u8 *)_elem >= \ 4438 (int)sizeof(*_elem) && \ 4439 (const u8 *)(_data) + (_datalen) - (const u8 *)_elem >= \ 4440 (int)sizeof(*_elem) + _elem->datalen; \ 4441 _elem = (const struct element *)(_elem->data + _elem->datalen)) 4442 4443 #define for_each_element_id(element, _id, data, datalen) \ 4444 for_each_element(element, data, datalen) \ 4445 if (element->id == (_id)) 4446 4447 #define for_each_element_extid(element, extid, _data, _datalen) \ 4448 for_each_element(element, _data, _datalen) \ 4449 if (element->id == WLAN_EID_EXTENSION && \ 4450 element->datalen > 0 && \ 4451 element->data[0] == (extid)) 4452 4453 #define for_each_subelement(sub, element) \ 4454 for_each_element(sub, (element)->data, (element)->datalen) 4455 4456 #define for_each_subelement_id(sub, id, element) \ 4457 for_each_element_id(sub, id, (element)->data, (element)->datalen) 4458 4459 #define for_each_subelement_extid(sub, extid, element) \ 4460 for_each_element_extid(sub, extid, (element)->data, (element)->datalen) 4461 4462 /** 4463 * for_each_element_completed - determine if element parsing consumed all data 4464 * @element: element pointer after for_each_element() or friends 4465 * @data: same data pointer as passed to for_each_element() or friends 4466 * @datalen: same data length as passed to for_each_element() or friends 4467 * 4468 * This function returns %true if all the data was parsed or considered 4469 * while walking the elements. Only use this if your for_each_element() 4470 * loop cannot be broken out of, otherwise it always returns %false. 4471 * 4472 * If some data was malformed, this returns %false since the last parsed 4473 * element will not fill the whole remaining data. 4474 */ 4475 static inline bool for_each_element_completed(const struct element *element, 4476 const void *data, size_t datalen) 4477 { 4478 return (const u8 *)element == (const u8 *)data + datalen; 4479 } 4480 4481 /** 4482 * RSNX Capabilities: 4483 * bits 0-3: Field length (n-1) 4484 */ 4485 #define WLAN_RSNX_CAPA_PROTECTED_TWT BIT(4) 4486 #define WLAN_RSNX_CAPA_SAE_H2E BIT(5) 4487 4488 /* 4489 * reduced neighbor report, based on Draft P802.11ax_D6.1, 4490 * section 9.4.2.170 and accepted contributions. 4491 */ 4492 #define IEEE80211_AP_INFO_TBTT_HDR_TYPE 0x03 4493 #define IEEE80211_AP_INFO_TBTT_HDR_FILTERED 0x04 4494 #define IEEE80211_AP_INFO_TBTT_HDR_COLOC 0x08 4495 #define IEEE80211_AP_INFO_TBTT_HDR_COUNT 0xF0 4496 #define IEEE80211_TBTT_INFO_TYPE_TBTT 0 4497 #define IEEE80211_TBTT_INFO_TYPE_MLD 1 4498 4499 #define IEEE80211_RNR_TBTT_PARAMS_OCT_RECOMMENDED 0x01 4500 #define IEEE80211_RNR_TBTT_PARAMS_SAME_SSID 0x02 4501 #define IEEE80211_RNR_TBTT_PARAMS_MULTI_BSSID 0x04 4502 #define IEEE80211_RNR_TBTT_PARAMS_TRANSMITTED_BSSID 0x08 4503 #define IEEE80211_RNR_TBTT_PARAMS_COLOC_ESS 0x10 4504 #define IEEE80211_RNR_TBTT_PARAMS_PROBE_ACTIVE 0x20 4505 #define IEEE80211_RNR_TBTT_PARAMS_COLOC_AP 0x40 4506 4507 #define IEEE80211_RNR_TBTT_PARAMS_PSD_NO_LIMIT 127 4508 #define IEEE80211_RNR_TBTT_PARAMS_PSD_RESERVED -128 4509 4510 struct ieee80211_neighbor_ap_info { 4511 u8 tbtt_info_hdr; 4512 u8 tbtt_info_len; 4513 u8 op_class; 4514 u8 channel; 4515 } __packed; 4516 4517 enum ieee80211_range_params_max_total_ltf { 4518 IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_4 = 0, 4519 IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_8, 4520 IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_16, 4521 IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_UNSPECIFIED, 4522 }; 4523 4524 /* 4525 * reduced neighbor report, based on Draft P802.11be_D3.0, 4526 * section 9.4.2.170.2. 4527 */ 4528 struct ieee80211_rnr_mld_params { 4529 u8 mld_id; 4530 __le16 params; 4531 } __packed; 4532 4533 #define IEEE80211_RNR_MLD_PARAMS_LINK_ID 0x000F 4534 #define IEEE80211_RNR_MLD_PARAMS_BSS_CHANGE_COUNT 0x0FF0 4535 #define IEEE80211_RNR_MLD_PARAMS_UPDATES_INCLUDED 0x1000 4536 #define IEEE80211_RNR_MLD_PARAMS_DISABLED_LINK 0x2000 4537 4538 /* Format of the TBTT information element if it has 7, 8 or 9 bytes */ 4539 struct ieee80211_tbtt_info_7_8_9 { 4540 u8 tbtt_offset; 4541 u8 bssid[ETH_ALEN]; 4542 4543 /* The following element is optional, structure may not grow */ 4544 u8 bss_params; 4545 s8 psd_20; 4546 } __packed; 4547 4548 /* Format of the TBTT information element if it has >= 11 bytes */ 4549 struct ieee80211_tbtt_info_ge_11 { 4550 u8 tbtt_offset; 4551 u8 bssid[ETH_ALEN]; 4552 __le32 short_ssid; 4553 4554 /* The following elements are optional, structure may grow */ 4555 u8 bss_params; 4556 s8 psd_20; 4557 struct ieee80211_rnr_mld_params mld_params; 4558 } __packed; 4559 4560 /* multi-link device */ 4561 #define IEEE80211_MLD_MAX_NUM_LINKS 15 4562 4563 #define IEEE80211_ML_CONTROL_TYPE 0x0007 4564 #define IEEE80211_ML_CONTROL_TYPE_BASIC 0 4565 #define IEEE80211_ML_CONTROL_TYPE_PREQ 1 4566 #define IEEE80211_ML_CONTROL_TYPE_RECONF 2 4567 #define IEEE80211_ML_CONTROL_TYPE_TDLS 3 4568 #define IEEE80211_ML_CONTROL_TYPE_PRIO_ACCESS 4 4569 #define IEEE80211_ML_CONTROL_PRESENCE_MASK 0xfff0 4570 4571 struct ieee80211_multi_link_elem { 4572 __le16 control; 4573 u8 variable[]; 4574 } __packed; 4575 4576 #define IEEE80211_MLC_BASIC_PRES_LINK_ID 0x0010 4577 #define IEEE80211_MLC_BASIC_PRES_BSS_PARAM_CH_CNT 0x0020 4578 #define IEEE80211_MLC_BASIC_PRES_MED_SYNC_DELAY 0x0040 4579 #define IEEE80211_MLC_BASIC_PRES_EML_CAPA 0x0080 4580 #define IEEE80211_MLC_BASIC_PRES_MLD_CAPA_OP 0x0100 4581 #define IEEE80211_MLC_BASIC_PRES_MLD_ID 0x0200 4582 4583 #define IEEE80211_MED_SYNC_DELAY_DURATION 0x00ff 4584 #define IEEE80211_MED_SYNC_DELAY_SYNC_OFDM_ED_THRESH 0x0f00 4585 #define IEEE80211_MED_SYNC_DELAY_SYNC_MAX_NUM_TXOPS 0xf000 4586 4587 /* 4588 * Described in P802.11be_D3.0 4589 * dot11MSDTimerDuration should default to 5484 (i.e. 171.375) 4590 * dot11MSDOFDMEDthreshold defaults to -72 (i.e. 0) 4591 * dot11MSDTXOPMAX defaults to 1 4592 */ 4593 #define IEEE80211_MED_SYNC_DELAY_DEFAULT 0x10ac 4594 4595 #define IEEE80211_EML_CAP_EMLSR_SUPP 0x0001 4596 #define IEEE80211_EML_CAP_EMLSR_PADDING_DELAY 0x000e 4597 #define IEEE80211_EML_CAP_EMLSR_PADDING_DELAY_0US 0 4598 #define IEEE80211_EML_CAP_EMLSR_PADDING_DELAY_32US 1 4599 #define IEEE80211_EML_CAP_EMLSR_PADDING_DELAY_64US 2 4600 #define IEEE80211_EML_CAP_EMLSR_PADDING_DELAY_128US 3 4601 #define IEEE80211_EML_CAP_EMLSR_PADDING_DELAY_256US 4 4602 #define IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY 0x0070 4603 #define IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_0US 0 4604 #define IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_16US 1 4605 #define IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_32US 2 4606 #define IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_64US 3 4607 #define IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_128US 4 4608 #define IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_256US 5 4609 #define IEEE80211_EML_CAP_EMLMR_SUPPORT 0x0080 4610 #define IEEE80211_EML_CAP_EMLMR_DELAY 0x0700 4611 #define IEEE80211_EML_CAP_EMLMR_DELAY_0US 0 4612 #define IEEE80211_EML_CAP_EMLMR_DELAY_32US 1 4613 #define IEEE80211_EML_CAP_EMLMR_DELAY_64US 2 4614 #define IEEE80211_EML_CAP_EMLMR_DELAY_128US 3 4615 #define IEEE80211_EML_CAP_EMLMR_DELAY_256US 4 4616 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT 0x7800 4617 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_0 0 4618 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_128US 1 4619 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_256US 2 4620 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_512US 3 4621 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_1TU 4 4622 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_2TU 5 4623 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_4TU 6 4624 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_8TU 7 4625 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_16TU 8 4626 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_32TU 9 4627 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_64TU 10 4628 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_128TU 11 4629 4630 #define IEEE80211_MLD_CAP_OP_MAX_SIMUL_LINKS 0x000f 4631 #define IEEE80211_MLD_CAP_OP_SRS_SUPPORT 0x0010 4632 #define IEEE80211_MLD_CAP_OP_TID_TO_LINK_MAP_NEG_SUPP 0x0060 4633 #define IEEE80211_MLD_CAP_OP_FREQ_SEP_TYPE_IND 0x0f80 4634 #define IEEE80211_MLD_CAP_OP_AAR_SUPPORT 0x1000 4635 4636 struct ieee80211_mle_basic_common_info { 4637 u8 len; 4638 u8 mld_mac_addr[ETH_ALEN]; 4639 u8 variable[]; 4640 } __packed; 4641 4642 #define IEEE80211_MLC_PREQ_PRES_MLD_ID 0x0010 4643 4644 struct ieee80211_mle_preq_common_info { 4645 u8 len; 4646 u8 variable[]; 4647 } __packed; 4648 4649 #define IEEE80211_MLC_RECONF_PRES_MLD_MAC_ADDR 0x0010 4650 4651 /* no fixed fields in RECONF */ 4652 4653 struct ieee80211_mle_tdls_common_info { 4654 u8 len; 4655 u8 ap_mld_mac_addr[ETH_ALEN]; 4656 } __packed; 4657 4658 #define IEEE80211_MLC_PRIO_ACCESS_PRES_AP_MLD_MAC_ADDR 0x0010 4659 4660 /* no fixed fields in PRIO_ACCESS */ 4661 4662 /** 4663 * ieee80211_mle_common_size - check multi-link element common size 4664 * @data: multi-link element, must already be checked for size using 4665 * ieee80211_mle_size_ok() 4666 */ 4667 static inline u8 ieee80211_mle_common_size(const u8 *data) 4668 { 4669 const struct ieee80211_multi_link_elem *mle = (const void *)data; 4670 u16 control = le16_to_cpu(mle->control); 4671 u8 common = 0; 4672 4673 switch (u16_get_bits(control, IEEE80211_ML_CONTROL_TYPE)) { 4674 case IEEE80211_ML_CONTROL_TYPE_BASIC: 4675 case IEEE80211_ML_CONTROL_TYPE_PREQ: 4676 case IEEE80211_ML_CONTROL_TYPE_TDLS: 4677 case IEEE80211_ML_CONTROL_TYPE_RECONF: 4678 /* 4679 * The length is the first octet pointed by mle->variable so no 4680 * need to add anything 4681 */ 4682 break; 4683 case IEEE80211_ML_CONTROL_TYPE_PRIO_ACCESS: 4684 if (control & IEEE80211_MLC_PRIO_ACCESS_PRES_AP_MLD_MAC_ADDR) 4685 common += ETH_ALEN; 4686 return common; 4687 default: 4688 WARN_ON(1); 4689 return 0; 4690 } 4691 4692 return sizeof(*mle) + common + mle->variable[0]; 4693 } 4694 4695 /** 4696 * ieee80211_mle_get_bss_param_ch_cnt - returns the BSS parameter change count 4697 * @mle: the basic multi link element 4698 * 4699 * The element is assumed to be of the correct type (BASIC) and big enough, 4700 * this must be checked using ieee80211_mle_type_ok(). 4701 * 4702 * If the BSS parameter change count value can't be found (the presence bit 4703 * for it is clear), 0 will be returned. 4704 */ 4705 static inline u8 4706 ieee80211_mle_get_bss_param_ch_cnt(const struct ieee80211_multi_link_elem *mle) 4707 { 4708 u16 control = le16_to_cpu(mle->control); 4709 const u8 *common = mle->variable; 4710 4711 /* common points now at the beginning of ieee80211_mle_basic_common_info */ 4712 common += sizeof(struct ieee80211_mle_basic_common_info); 4713 4714 if (!(control & IEEE80211_MLC_BASIC_PRES_BSS_PARAM_CH_CNT)) 4715 return 0; 4716 4717 if (control & IEEE80211_MLC_BASIC_PRES_LINK_ID) 4718 common += 1; 4719 4720 return *common; 4721 } 4722 4723 /** 4724 * ieee80211_mle_get_eml_sync_delay - returns the medium sync delay 4725 * @data: pointer to the multi link EHT IE 4726 * 4727 * The element is assumed to be of the correct type (BASIC) and big enough, 4728 * this must be checked using ieee80211_mle_type_ok(). 4729 * 4730 * If the medium synchronization is not present, then the default value is 4731 * returned. 4732 */ 4733 static inline u16 ieee80211_mle_get_eml_med_sync_delay(const u8 *data) 4734 { 4735 const struct ieee80211_multi_link_elem *mle = (const void *)data; 4736 u16 control = le16_to_cpu(mle->control); 4737 const u8 *common = mle->variable; 4738 4739 /* common points now at the beginning of ieee80211_mle_basic_common_info */ 4740 common += sizeof(struct ieee80211_mle_basic_common_info); 4741 4742 if (!(control & IEEE80211_MLC_BASIC_PRES_MED_SYNC_DELAY)) 4743 return IEEE80211_MED_SYNC_DELAY_DEFAULT; 4744 4745 if (control & IEEE80211_MLC_BASIC_PRES_LINK_ID) 4746 common += 1; 4747 if (control & IEEE80211_MLC_BASIC_PRES_BSS_PARAM_CH_CNT) 4748 common += 1; 4749 4750 return get_unaligned_le16(common); 4751 } 4752 4753 /** 4754 * ieee80211_mle_get_eml_cap - returns the EML capability 4755 * @data: pointer to the multi link EHT IE 4756 * 4757 * The element is assumed to be of the correct type (BASIC) and big enough, 4758 * this must be checked using ieee80211_mle_type_ok(). 4759 * 4760 * If the EML capability is not present, 0 will be returned. 4761 */ 4762 static inline u16 ieee80211_mle_get_eml_cap(const u8 *data) 4763 { 4764 const struct ieee80211_multi_link_elem *mle = (const void *)data; 4765 u16 control = le16_to_cpu(mle->control); 4766 const u8 *common = mle->variable; 4767 4768 /* common points now at the beginning of ieee80211_mle_basic_common_info */ 4769 common += sizeof(struct ieee80211_mle_basic_common_info); 4770 4771 if (!(control & IEEE80211_MLC_BASIC_PRES_EML_CAPA)) 4772 return 0; 4773 4774 if (control & IEEE80211_MLC_BASIC_PRES_LINK_ID) 4775 common += 1; 4776 if (control & IEEE80211_MLC_BASIC_PRES_BSS_PARAM_CH_CNT) 4777 common += 1; 4778 if (control & IEEE80211_MLC_BASIC_PRES_MED_SYNC_DELAY) 4779 common += 2; 4780 4781 return get_unaligned_le16(common); 4782 } 4783 4784 /** 4785 * ieee80211_mle_size_ok - validate multi-link element size 4786 * @data: pointer to the element data 4787 * @len: length of the containing element 4788 */ 4789 static inline bool ieee80211_mle_size_ok(const u8 *data, size_t len) 4790 { 4791 const struct ieee80211_multi_link_elem *mle = (const void *)data; 4792 u8 fixed = sizeof(*mle); 4793 u8 common = 0; 4794 bool check_common_len = false; 4795 u16 control; 4796 4797 if (len < fixed) 4798 return false; 4799 4800 control = le16_to_cpu(mle->control); 4801 4802 switch (u16_get_bits(control, IEEE80211_ML_CONTROL_TYPE)) { 4803 case IEEE80211_ML_CONTROL_TYPE_BASIC: 4804 common += sizeof(struct ieee80211_mle_basic_common_info); 4805 check_common_len = true; 4806 if (control & IEEE80211_MLC_BASIC_PRES_LINK_ID) 4807 common += 1; 4808 if (control & IEEE80211_MLC_BASIC_PRES_BSS_PARAM_CH_CNT) 4809 common += 1; 4810 if (control & IEEE80211_MLC_BASIC_PRES_MED_SYNC_DELAY) 4811 common += 2; 4812 if (control & IEEE80211_MLC_BASIC_PRES_EML_CAPA) 4813 common += 2; 4814 if (control & IEEE80211_MLC_BASIC_PRES_MLD_CAPA_OP) 4815 common += 2; 4816 if (control & IEEE80211_MLC_BASIC_PRES_MLD_ID) 4817 common += 1; 4818 break; 4819 case IEEE80211_ML_CONTROL_TYPE_PREQ: 4820 common += sizeof(struct ieee80211_mle_preq_common_info); 4821 if (control & IEEE80211_MLC_PREQ_PRES_MLD_ID) 4822 common += 1; 4823 check_common_len = true; 4824 break; 4825 case IEEE80211_ML_CONTROL_TYPE_RECONF: 4826 if (control & IEEE80211_MLC_RECONF_PRES_MLD_MAC_ADDR) 4827 common += ETH_ALEN; 4828 break; 4829 case IEEE80211_ML_CONTROL_TYPE_TDLS: 4830 common += sizeof(struct ieee80211_mle_tdls_common_info); 4831 check_common_len = true; 4832 break; 4833 case IEEE80211_ML_CONTROL_TYPE_PRIO_ACCESS: 4834 if (control & IEEE80211_MLC_PRIO_ACCESS_PRES_AP_MLD_MAC_ADDR) 4835 common += ETH_ALEN; 4836 break; 4837 default: 4838 /* we don't know this type */ 4839 return true; 4840 } 4841 4842 if (len < fixed + common) 4843 return false; 4844 4845 if (!check_common_len) 4846 return true; 4847 4848 /* if present, common length is the first octet there */ 4849 return mle->variable[0] >= common; 4850 } 4851 4852 /** 4853 * ieee80211_mle_type_ok - validate multi-link element type and size 4854 * @data: pointer to the element data 4855 * @type: expected type of the element 4856 * @len: length of the containing element 4857 */ 4858 static inline bool ieee80211_mle_type_ok(const u8 *data, u8 type, size_t len) 4859 { 4860 const struct ieee80211_multi_link_elem *mle = (const void *)data; 4861 u16 control; 4862 4863 if (!ieee80211_mle_size_ok(data, len)) 4864 return false; 4865 4866 control = le16_to_cpu(mle->control); 4867 4868 if (u16_get_bits(control, IEEE80211_ML_CONTROL_TYPE) == type) 4869 return true; 4870 4871 return false; 4872 } 4873 4874 enum ieee80211_mle_subelems { 4875 IEEE80211_MLE_SUBELEM_PER_STA_PROFILE = 0, 4876 IEEE80211_MLE_SUBELEM_FRAGMENT = 254, 4877 }; 4878 4879 #define IEEE80211_MLE_STA_CONTROL_LINK_ID 0x000f 4880 #define IEEE80211_MLE_STA_CONTROL_COMPLETE_PROFILE 0x0010 4881 #define IEEE80211_MLE_STA_CONTROL_STA_MAC_ADDR_PRESENT 0x0020 4882 #define IEEE80211_MLE_STA_CONTROL_BEACON_INT_PRESENT 0x0040 4883 #define IEEE80211_MLE_STA_CONTROL_TSF_OFFS_PRESENT 0x0080 4884 #define IEEE80211_MLE_STA_CONTROL_DTIM_INFO_PRESENT 0x0100 4885 #define IEEE80211_MLE_STA_CONTROL_NSTR_LINK_PAIR_PRESENT 0x0200 4886 #define IEEE80211_MLE_STA_CONTROL_NSTR_BITMAP_SIZE 0x0400 4887 #define IEEE80211_MLE_STA_CONTROL_BSS_PARAM_CHANGE_CNT_PRESENT 0x0800 4888 4889 struct ieee80211_mle_per_sta_profile { 4890 __le16 control; 4891 u8 sta_info_len; 4892 u8 variable[]; 4893 } __packed; 4894 4895 /** 4896 * ieee80211_mle_basic_sta_prof_size_ok - validate basic multi-link element sta 4897 * profile size 4898 * @data: pointer to the sub element data 4899 * @len: length of the containing sub element 4900 */ 4901 static inline bool ieee80211_mle_basic_sta_prof_size_ok(const u8 *data, 4902 size_t len) 4903 { 4904 const struct ieee80211_mle_per_sta_profile *prof = (const void *)data; 4905 u16 control; 4906 u8 fixed = sizeof(*prof); 4907 u8 info_len = 1; 4908 4909 if (len < fixed) 4910 return false; 4911 4912 control = le16_to_cpu(prof->control); 4913 4914 if (control & IEEE80211_MLE_STA_CONTROL_STA_MAC_ADDR_PRESENT) 4915 info_len += 6; 4916 if (control & IEEE80211_MLE_STA_CONTROL_BEACON_INT_PRESENT) 4917 info_len += 2; 4918 if (control & IEEE80211_MLE_STA_CONTROL_TSF_OFFS_PRESENT) 4919 info_len += 8; 4920 if (control & IEEE80211_MLE_STA_CONTROL_DTIM_INFO_PRESENT) 4921 info_len += 2; 4922 if (control & IEEE80211_MLE_STA_CONTROL_COMPLETE_PROFILE && 4923 control & IEEE80211_MLE_STA_CONTROL_NSTR_LINK_PAIR_PRESENT) { 4924 if (control & IEEE80211_MLE_STA_CONTROL_NSTR_BITMAP_SIZE) 4925 info_len += 2; 4926 else 4927 info_len += 1; 4928 } 4929 if (control & IEEE80211_MLE_STA_CONTROL_BSS_PARAM_CHANGE_CNT_PRESENT) 4930 info_len += 1; 4931 4932 return prof->sta_info_len >= info_len && 4933 fixed + prof->sta_info_len <= len; 4934 } 4935 4936 /** 4937 * ieee80211_mle_basic_sta_prof_bss_param_ch_cnt - get per-STA profile BSS 4938 * parameter change count 4939 * @prof: the per-STA profile, having been checked with 4940 * ieee80211_mle_basic_sta_prof_size_ok() for the correct length 4941 * 4942 * Return: The BSS parameter change count value if present, 0 otherwise. 4943 */ 4944 static inline u8 4945 ieee80211_mle_basic_sta_prof_bss_param_ch_cnt(const struct ieee80211_mle_per_sta_profile *prof) 4946 { 4947 u16 control = le16_to_cpu(prof->control); 4948 const u8 *pos = prof->variable; 4949 4950 if (!(control & IEEE80211_MLE_STA_CONTROL_BSS_PARAM_CHANGE_CNT_PRESENT)) 4951 return 0; 4952 4953 if (control & IEEE80211_MLE_STA_CONTROL_STA_MAC_ADDR_PRESENT) 4954 pos += 6; 4955 if (control & IEEE80211_MLE_STA_CONTROL_BEACON_INT_PRESENT) 4956 pos += 2; 4957 if (control & IEEE80211_MLE_STA_CONTROL_TSF_OFFS_PRESENT) 4958 pos += 8; 4959 if (control & IEEE80211_MLE_STA_CONTROL_DTIM_INFO_PRESENT) 4960 pos += 2; 4961 if (control & IEEE80211_MLE_STA_CONTROL_COMPLETE_PROFILE && 4962 control & IEEE80211_MLE_STA_CONTROL_NSTR_LINK_PAIR_PRESENT) { 4963 if (control & IEEE80211_MLE_STA_CONTROL_NSTR_BITMAP_SIZE) 4964 pos += 2; 4965 else 4966 pos += 1; 4967 } 4968 4969 return *pos; 4970 } 4971 4972 #define IEEE80211_MLE_STA_RECONF_CONTROL_LINK_ID 0x000f 4973 #define IEEE80211_MLE_STA_RECONF_CONTROL_COMPLETE_PROFILE 0x0010 4974 #define IEEE80211_MLE_STA_RECONF_CONTROL_STA_MAC_ADDR_PRESENT 0x0020 4975 #define IEEE80211_MLE_STA_RECONF_CONTROL_AP_REM_TIMER_PRESENT 0x0040 4976 #define IEEE80211_MLE_STA_RECONF_CONTROL_OPERATION_UPDATE_TYPE 0x0780 4977 #define IEEE80211_MLE_STA_RECONF_CONTROL_OPERATION_PARAMS_PRESENT 0x0800 4978 4979 /** 4980 * ieee80211_mle_reconf_sta_prof_size_ok - validate reconfiguration multi-link 4981 * element sta profile size. 4982 * @data: pointer to the sub element data 4983 * @len: length of the containing sub element 4984 */ 4985 static inline bool ieee80211_mle_reconf_sta_prof_size_ok(const u8 *data, 4986 size_t len) 4987 { 4988 const struct ieee80211_mle_per_sta_profile *prof = (const void *)data; 4989 u16 control; 4990 u8 fixed = sizeof(*prof); 4991 u8 info_len = 1; 4992 4993 if (len < fixed) 4994 return false; 4995 4996 control = le16_to_cpu(prof->control); 4997 4998 if (control & IEEE80211_MLE_STA_RECONF_CONTROL_STA_MAC_ADDR_PRESENT) 4999 info_len += ETH_ALEN; 5000 if (control & IEEE80211_MLE_STA_RECONF_CONTROL_AP_REM_TIMER_PRESENT) 5001 info_len += 2; 5002 if (control & IEEE80211_MLE_STA_RECONF_CONTROL_OPERATION_PARAMS_PRESENT) 5003 info_len += 2; 5004 5005 return prof->sta_info_len >= info_len && 5006 fixed + prof->sta_info_len - 1 <= len; 5007 } 5008 5009 #define for_each_mle_subelement(_elem, _data, _len) \ 5010 if (ieee80211_mle_size_ok(_data, _len)) \ 5011 for_each_element(_elem, \ 5012 _data + ieee80211_mle_common_size(_data),\ 5013 _len - ieee80211_mle_common_size(_data)) 5014 5015 #endif /* LINUX_IEEE80211_H */ 5016