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_HE_PHY 122 1353 #define BSS_MEMBERSHIP_SELECTOR_SAE_H2E 123 1354 1355 /* mgmt header + 1 byte category code */ 1356 #define IEEE80211_MIN_ACTION_SIZE offsetof(struct ieee80211_mgmt, u.action.u) 1357 1358 1359 /* Management MIC information element (IEEE 802.11w) */ 1360 struct ieee80211_mmie { 1361 u8 element_id; 1362 u8 length; 1363 __le16 key_id; 1364 u8 sequence_number[6]; 1365 u8 mic[8]; 1366 } __packed; 1367 1368 /* Management MIC information element (IEEE 802.11w) for GMAC and CMAC-256 */ 1369 struct ieee80211_mmie_16 { 1370 u8 element_id; 1371 u8 length; 1372 __le16 key_id; 1373 u8 sequence_number[6]; 1374 u8 mic[16]; 1375 } __packed; 1376 1377 struct ieee80211_vendor_ie { 1378 u8 element_id; 1379 u8 len; 1380 u8 oui[3]; 1381 u8 oui_type; 1382 } __packed; 1383 1384 struct ieee80211_wmm_ac_param { 1385 u8 aci_aifsn; /* AIFSN, ACM, ACI */ 1386 u8 cw; /* ECWmin, ECWmax (CW = 2^ECW - 1) */ 1387 __le16 txop_limit; 1388 } __packed; 1389 1390 struct ieee80211_wmm_param_ie { 1391 u8 element_id; /* Element ID: 221 (0xdd); */ 1392 u8 len; /* Length: 24 */ 1393 /* required fields for WMM version 1 */ 1394 u8 oui[3]; /* 00:50:f2 */ 1395 u8 oui_type; /* 2 */ 1396 u8 oui_subtype; /* 1 */ 1397 u8 version; /* 1 for WMM version 1.0 */ 1398 u8 qos_info; /* AP/STA specific QoS info */ 1399 u8 reserved; /* 0 */ 1400 /* AC_BE, AC_BK, AC_VI, AC_VO */ 1401 struct ieee80211_wmm_ac_param ac[4]; 1402 } __packed; 1403 1404 /* Control frames */ 1405 struct ieee80211_rts { 1406 __le16 frame_control; 1407 __le16 duration; 1408 u8 ra[ETH_ALEN]; 1409 u8 ta[ETH_ALEN]; 1410 } __packed __aligned(2); 1411 1412 struct ieee80211_cts { 1413 __le16 frame_control; 1414 __le16 duration; 1415 u8 ra[ETH_ALEN]; 1416 } __packed __aligned(2); 1417 1418 struct ieee80211_pspoll { 1419 __le16 frame_control; 1420 __le16 aid; 1421 u8 bssid[ETH_ALEN]; 1422 u8 ta[ETH_ALEN]; 1423 } __packed __aligned(2); 1424 1425 /* TDLS */ 1426 1427 /* Channel switch timing */ 1428 struct ieee80211_ch_switch_timing { 1429 __le16 switch_time; 1430 __le16 switch_timeout; 1431 } __packed; 1432 1433 /* Link-id information element */ 1434 struct ieee80211_tdls_lnkie { 1435 u8 ie_type; /* Link Identifier IE */ 1436 u8 ie_len; 1437 u8 bssid[ETH_ALEN]; 1438 u8 init_sta[ETH_ALEN]; 1439 u8 resp_sta[ETH_ALEN]; 1440 } __packed; 1441 1442 struct ieee80211_tdls_data { 1443 u8 da[ETH_ALEN]; 1444 u8 sa[ETH_ALEN]; 1445 __be16 ether_type; 1446 u8 payload_type; 1447 u8 category; 1448 u8 action_code; 1449 union { 1450 struct { 1451 u8 dialog_token; 1452 __le16 capability; 1453 u8 variable[0]; 1454 } __packed setup_req; 1455 struct { 1456 __le16 status_code; 1457 u8 dialog_token; 1458 __le16 capability; 1459 u8 variable[0]; 1460 } __packed setup_resp; 1461 struct { 1462 __le16 status_code; 1463 u8 dialog_token; 1464 u8 variable[0]; 1465 } __packed setup_cfm; 1466 struct { 1467 __le16 reason_code; 1468 u8 variable[0]; 1469 } __packed teardown; 1470 struct { 1471 u8 dialog_token; 1472 u8 variable[0]; 1473 } __packed discover_req; 1474 struct { 1475 u8 target_channel; 1476 u8 oper_class; 1477 u8 variable[0]; 1478 } __packed chan_switch_req; 1479 struct { 1480 __le16 status_code; 1481 u8 variable[0]; 1482 } __packed chan_switch_resp; 1483 } u; 1484 } __packed; 1485 1486 /* 1487 * Peer-to-Peer IE attribute related definitions. 1488 */ 1489 /** 1490 * enum ieee80211_p2p_attr_id - identifies type of peer-to-peer attribute. 1491 */ 1492 enum ieee80211_p2p_attr_id { 1493 IEEE80211_P2P_ATTR_STATUS = 0, 1494 IEEE80211_P2P_ATTR_MINOR_REASON, 1495 IEEE80211_P2P_ATTR_CAPABILITY, 1496 IEEE80211_P2P_ATTR_DEVICE_ID, 1497 IEEE80211_P2P_ATTR_GO_INTENT, 1498 IEEE80211_P2P_ATTR_GO_CONFIG_TIMEOUT, 1499 IEEE80211_P2P_ATTR_LISTEN_CHANNEL, 1500 IEEE80211_P2P_ATTR_GROUP_BSSID, 1501 IEEE80211_P2P_ATTR_EXT_LISTEN_TIMING, 1502 IEEE80211_P2P_ATTR_INTENDED_IFACE_ADDR, 1503 IEEE80211_P2P_ATTR_MANAGABILITY, 1504 IEEE80211_P2P_ATTR_CHANNEL_LIST, 1505 IEEE80211_P2P_ATTR_ABSENCE_NOTICE, 1506 IEEE80211_P2P_ATTR_DEVICE_INFO, 1507 IEEE80211_P2P_ATTR_GROUP_INFO, 1508 IEEE80211_P2P_ATTR_GROUP_ID, 1509 IEEE80211_P2P_ATTR_INTERFACE, 1510 IEEE80211_P2P_ATTR_OPER_CHANNEL, 1511 IEEE80211_P2P_ATTR_INVITE_FLAGS, 1512 /* 19 - 220: Reserved */ 1513 IEEE80211_P2P_ATTR_VENDOR_SPECIFIC = 221, 1514 1515 IEEE80211_P2P_ATTR_MAX 1516 }; 1517 1518 /* Notice of Absence attribute - described in P2P spec 4.1.14 */ 1519 /* Typical max value used here */ 1520 #define IEEE80211_P2P_NOA_DESC_MAX 4 1521 1522 struct ieee80211_p2p_noa_desc { 1523 u8 count; 1524 __le32 duration; 1525 __le32 interval; 1526 __le32 start_time; 1527 } __packed; 1528 1529 struct ieee80211_p2p_noa_attr { 1530 u8 index; 1531 u8 oppps_ctwindow; 1532 struct ieee80211_p2p_noa_desc desc[IEEE80211_P2P_NOA_DESC_MAX]; 1533 } __packed; 1534 1535 #define IEEE80211_P2P_OPPPS_ENABLE_BIT BIT(7) 1536 #define IEEE80211_P2P_OPPPS_CTWINDOW_MASK 0x7F 1537 1538 /** 1539 * struct ieee80211_bar - HT Block Ack Request 1540 * 1541 * This structure refers to "HT BlockAckReq" as 1542 * described in 802.11n draft section 7.2.1.7.1 1543 */ 1544 struct ieee80211_bar { 1545 __le16 frame_control; 1546 __le16 duration; 1547 __u8 ra[ETH_ALEN]; 1548 __u8 ta[ETH_ALEN]; 1549 __le16 control; 1550 __le16 start_seq_num; 1551 } __packed; 1552 1553 /* 802.11 BAR control masks */ 1554 #define IEEE80211_BAR_CTRL_ACK_POLICY_NORMAL 0x0000 1555 #define IEEE80211_BAR_CTRL_MULTI_TID 0x0002 1556 #define IEEE80211_BAR_CTRL_CBMTID_COMPRESSED_BA 0x0004 1557 #define IEEE80211_BAR_CTRL_TID_INFO_MASK 0xf000 1558 #define IEEE80211_BAR_CTRL_TID_INFO_SHIFT 12 1559 1560 #define IEEE80211_HT_MCS_MASK_LEN 10 1561 1562 /** 1563 * struct ieee80211_mcs_info - MCS information 1564 * @rx_mask: RX mask 1565 * @rx_highest: highest supported RX rate. If set represents 1566 * the highest supported RX data rate in units of 1 Mbps. 1567 * If this field is 0 this value should not be used to 1568 * consider the highest RX data rate supported. 1569 * @tx_params: TX parameters 1570 */ 1571 struct ieee80211_mcs_info { 1572 u8 rx_mask[IEEE80211_HT_MCS_MASK_LEN]; 1573 __le16 rx_highest; 1574 u8 tx_params; 1575 u8 reserved[3]; 1576 } __packed; 1577 1578 /* 802.11n HT capability MSC set */ 1579 #define IEEE80211_HT_MCS_RX_HIGHEST_MASK 0x3ff 1580 #define IEEE80211_HT_MCS_TX_DEFINED 0x01 1581 #define IEEE80211_HT_MCS_TX_RX_DIFF 0x02 1582 /* value 0 == 1 stream etc */ 1583 #define IEEE80211_HT_MCS_TX_MAX_STREAMS_MASK 0x0C 1584 #define IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT 2 1585 #define IEEE80211_HT_MCS_TX_MAX_STREAMS 4 1586 #define IEEE80211_HT_MCS_TX_UNEQUAL_MODULATION 0x10 1587 1588 /* 1589 * 802.11n D5.0 20.3.5 / 20.6 says: 1590 * - indices 0 to 7 and 32 are single spatial stream 1591 * - 8 to 31 are multiple spatial streams using equal modulation 1592 * [8..15 for two streams, 16..23 for three and 24..31 for four] 1593 * - remainder are multiple spatial streams using unequal modulation 1594 */ 1595 #define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START 33 1596 #define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START_BYTE \ 1597 (IEEE80211_HT_MCS_UNEQUAL_MODULATION_START / 8) 1598 1599 /** 1600 * struct ieee80211_ht_cap - HT capabilities 1601 * 1602 * This structure is the "HT capabilities element" as 1603 * described in 802.11n D5.0 7.3.2.57 1604 */ 1605 struct ieee80211_ht_cap { 1606 __le16 cap_info; 1607 u8 ampdu_params_info; 1608 1609 /* 16 bytes MCS information */ 1610 struct ieee80211_mcs_info mcs; 1611 1612 __le16 extended_ht_cap_info; 1613 __le32 tx_BF_cap_info; 1614 u8 antenna_selection_info; 1615 } __packed; 1616 1617 /* 802.11n HT capabilities masks (for cap_info) */ 1618 #define IEEE80211_HT_CAP_LDPC_CODING 0x0001 1619 #define IEEE80211_HT_CAP_SUP_WIDTH_20_40 0x0002 1620 #define IEEE80211_HT_CAP_SM_PS 0x000C 1621 #define IEEE80211_HT_CAP_SM_PS_SHIFT 2 1622 #define IEEE80211_HT_CAP_GRN_FLD 0x0010 1623 #define IEEE80211_HT_CAP_SGI_20 0x0020 1624 #define IEEE80211_HT_CAP_SGI_40 0x0040 1625 #define IEEE80211_HT_CAP_TX_STBC 0x0080 1626 #define IEEE80211_HT_CAP_RX_STBC 0x0300 1627 #define IEEE80211_HT_CAP_RX_STBC_SHIFT 8 1628 #define IEEE80211_HT_CAP_DELAY_BA 0x0400 1629 #define IEEE80211_HT_CAP_MAX_AMSDU 0x0800 1630 #define IEEE80211_HT_CAP_DSSSCCK40 0x1000 1631 #define IEEE80211_HT_CAP_RESERVED 0x2000 1632 #define IEEE80211_HT_CAP_40MHZ_INTOLERANT 0x4000 1633 #define IEEE80211_HT_CAP_LSIG_TXOP_PROT 0x8000 1634 1635 /* 802.11n HT extended capabilities masks (for extended_ht_cap_info) */ 1636 #define IEEE80211_HT_EXT_CAP_PCO 0x0001 1637 #define IEEE80211_HT_EXT_CAP_PCO_TIME 0x0006 1638 #define IEEE80211_HT_EXT_CAP_PCO_TIME_SHIFT 1 1639 #define IEEE80211_HT_EXT_CAP_MCS_FB 0x0300 1640 #define IEEE80211_HT_EXT_CAP_MCS_FB_SHIFT 8 1641 #define IEEE80211_HT_EXT_CAP_HTC_SUP 0x0400 1642 #define IEEE80211_HT_EXT_CAP_RD_RESPONDER 0x0800 1643 1644 /* 802.11n HT capability AMPDU settings (for ampdu_params_info) */ 1645 #define IEEE80211_HT_AMPDU_PARM_FACTOR 0x03 1646 #define IEEE80211_HT_AMPDU_PARM_DENSITY 0x1C 1647 #define IEEE80211_HT_AMPDU_PARM_DENSITY_SHIFT 2 1648 1649 /* 1650 * Maximum length of AMPDU that the STA can receive in high-throughput (HT). 1651 * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets) 1652 */ 1653 enum ieee80211_max_ampdu_length_exp { 1654 IEEE80211_HT_MAX_AMPDU_8K = 0, 1655 IEEE80211_HT_MAX_AMPDU_16K = 1, 1656 IEEE80211_HT_MAX_AMPDU_32K = 2, 1657 IEEE80211_HT_MAX_AMPDU_64K = 3 1658 }; 1659 1660 /* 1661 * Maximum length of AMPDU that the STA can receive in VHT. 1662 * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets) 1663 */ 1664 enum ieee80211_vht_max_ampdu_length_exp { 1665 IEEE80211_VHT_MAX_AMPDU_8K = 0, 1666 IEEE80211_VHT_MAX_AMPDU_16K = 1, 1667 IEEE80211_VHT_MAX_AMPDU_32K = 2, 1668 IEEE80211_VHT_MAX_AMPDU_64K = 3, 1669 IEEE80211_VHT_MAX_AMPDU_128K = 4, 1670 IEEE80211_VHT_MAX_AMPDU_256K = 5, 1671 IEEE80211_VHT_MAX_AMPDU_512K = 6, 1672 IEEE80211_VHT_MAX_AMPDU_1024K = 7 1673 }; 1674 1675 #define IEEE80211_HT_MAX_AMPDU_FACTOR 13 1676 1677 /* Minimum MPDU start spacing */ 1678 enum ieee80211_min_mpdu_spacing { 1679 IEEE80211_HT_MPDU_DENSITY_NONE = 0, /* No restriction */ 1680 IEEE80211_HT_MPDU_DENSITY_0_25 = 1, /* 1/4 usec */ 1681 IEEE80211_HT_MPDU_DENSITY_0_5 = 2, /* 1/2 usec */ 1682 IEEE80211_HT_MPDU_DENSITY_1 = 3, /* 1 usec */ 1683 IEEE80211_HT_MPDU_DENSITY_2 = 4, /* 2 usec */ 1684 IEEE80211_HT_MPDU_DENSITY_4 = 5, /* 4 usec */ 1685 IEEE80211_HT_MPDU_DENSITY_8 = 6, /* 8 usec */ 1686 IEEE80211_HT_MPDU_DENSITY_16 = 7 /* 16 usec */ 1687 }; 1688 1689 /** 1690 * struct ieee80211_ht_operation - HT operation IE 1691 * 1692 * This structure is the "HT operation element" as 1693 * described in 802.11n-2009 7.3.2.57 1694 */ 1695 struct ieee80211_ht_operation { 1696 u8 primary_chan; 1697 u8 ht_param; 1698 __le16 operation_mode; 1699 __le16 stbc_param; 1700 u8 basic_set[16]; 1701 } __packed; 1702 1703 /* for ht_param */ 1704 #define IEEE80211_HT_PARAM_CHA_SEC_OFFSET 0x03 1705 #define IEEE80211_HT_PARAM_CHA_SEC_NONE 0x00 1706 #define IEEE80211_HT_PARAM_CHA_SEC_ABOVE 0x01 1707 #define IEEE80211_HT_PARAM_CHA_SEC_BELOW 0x03 1708 #define IEEE80211_HT_PARAM_CHAN_WIDTH_ANY 0x04 1709 #define IEEE80211_HT_PARAM_RIFS_MODE 0x08 1710 1711 /* for operation_mode */ 1712 #define IEEE80211_HT_OP_MODE_PROTECTION 0x0003 1713 #define IEEE80211_HT_OP_MODE_PROTECTION_NONE 0 1714 #define IEEE80211_HT_OP_MODE_PROTECTION_NONMEMBER 1 1715 #define IEEE80211_HT_OP_MODE_PROTECTION_20MHZ 2 1716 #define IEEE80211_HT_OP_MODE_PROTECTION_NONHT_MIXED 3 1717 #define IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT 0x0004 1718 #define IEEE80211_HT_OP_MODE_NON_HT_STA_PRSNT 0x0010 1719 #define IEEE80211_HT_OP_MODE_CCFS2_SHIFT 5 1720 #define IEEE80211_HT_OP_MODE_CCFS2_MASK 0x1fe0 1721 1722 /* for stbc_param */ 1723 #define IEEE80211_HT_STBC_PARAM_DUAL_BEACON 0x0040 1724 #define IEEE80211_HT_STBC_PARAM_DUAL_CTS_PROT 0x0080 1725 #define IEEE80211_HT_STBC_PARAM_STBC_BEACON 0x0100 1726 #define IEEE80211_HT_STBC_PARAM_LSIG_TXOP_FULLPROT 0x0200 1727 #define IEEE80211_HT_STBC_PARAM_PCO_ACTIVE 0x0400 1728 #define IEEE80211_HT_STBC_PARAM_PCO_PHASE 0x0800 1729 1730 1731 /* block-ack parameters */ 1732 #define IEEE80211_ADDBA_PARAM_AMSDU_MASK 0x0001 1733 #define IEEE80211_ADDBA_PARAM_POLICY_MASK 0x0002 1734 #define IEEE80211_ADDBA_PARAM_TID_MASK 0x003C 1735 #define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFC0 1736 #define IEEE80211_DELBA_PARAM_TID_MASK 0xF000 1737 #define IEEE80211_DELBA_PARAM_INITIATOR_MASK 0x0800 1738 1739 /* 1740 * A-MPDU buffer sizes 1741 * According to HT size varies from 8 to 64 frames 1742 * HE adds the ability to have up to 256 frames. 1743 * EHT adds the ability to have up to 1K frames. 1744 */ 1745 #define IEEE80211_MIN_AMPDU_BUF 0x8 1746 #define IEEE80211_MAX_AMPDU_BUF_HT 0x40 1747 #define IEEE80211_MAX_AMPDU_BUF_HE 0x100 1748 #define IEEE80211_MAX_AMPDU_BUF_EHT 0x400 1749 1750 1751 /* Spatial Multiplexing Power Save Modes (for capability) */ 1752 #define WLAN_HT_CAP_SM_PS_STATIC 0 1753 #define WLAN_HT_CAP_SM_PS_DYNAMIC 1 1754 #define WLAN_HT_CAP_SM_PS_INVALID 2 1755 #define WLAN_HT_CAP_SM_PS_DISABLED 3 1756 1757 /* for SM power control field lower two bits */ 1758 #define WLAN_HT_SMPS_CONTROL_DISABLED 0 1759 #define WLAN_HT_SMPS_CONTROL_STATIC 1 1760 #define WLAN_HT_SMPS_CONTROL_DYNAMIC 3 1761 1762 /** 1763 * struct ieee80211_vht_mcs_info - VHT MCS information 1764 * @rx_mcs_map: RX MCS map 2 bits for each stream, total 8 streams 1765 * @rx_highest: Indicates highest long GI VHT PPDU data rate 1766 * STA can receive. Rate expressed in units of 1 Mbps. 1767 * If this field is 0 this value should not be used to 1768 * consider the highest RX data rate supported. 1769 * The top 3 bits of this field indicate the Maximum NSTS,total 1770 * (a beamformee capability.) 1771 * @tx_mcs_map: TX MCS map 2 bits for each stream, total 8 streams 1772 * @tx_highest: Indicates highest long GI VHT PPDU data rate 1773 * STA can transmit. Rate expressed in units of 1 Mbps. 1774 * If this field is 0 this value should not be used to 1775 * consider the highest TX data rate supported. 1776 * The top 2 bits of this field are reserved, the 1777 * 3rd bit from the top indiciates VHT Extended NSS BW 1778 * Capability. 1779 */ 1780 struct ieee80211_vht_mcs_info { 1781 __le16 rx_mcs_map; 1782 __le16 rx_highest; 1783 __le16 tx_mcs_map; 1784 __le16 tx_highest; 1785 } __packed; 1786 1787 /* for rx_highest */ 1788 #define IEEE80211_VHT_MAX_NSTS_TOTAL_SHIFT 13 1789 #define IEEE80211_VHT_MAX_NSTS_TOTAL_MASK (7 << IEEE80211_VHT_MAX_NSTS_TOTAL_SHIFT) 1790 1791 /* for tx_highest */ 1792 #define IEEE80211_VHT_EXT_NSS_BW_CAPABLE (1 << 13) 1793 1794 /** 1795 * enum ieee80211_vht_mcs_support - VHT MCS support definitions 1796 * @IEEE80211_VHT_MCS_SUPPORT_0_7: MCSes 0-7 are supported for the 1797 * number of streams 1798 * @IEEE80211_VHT_MCS_SUPPORT_0_8: MCSes 0-8 are supported 1799 * @IEEE80211_VHT_MCS_SUPPORT_0_9: MCSes 0-9 are supported 1800 * @IEEE80211_VHT_MCS_NOT_SUPPORTED: This number of streams isn't supported 1801 * 1802 * These definitions are used in each 2-bit subfield of the @rx_mcs_map 1803 * and @tx_mcs_map fields of &struct ieee80211_vht_mcs_info, which are 1804 * both split into 8 subfields by number of streams. These values indicate 1805 * which MCSes are supported for the number of streams the value appears 1806 * for. 1807 */ 1808 enum ieee80211_vht_mcs_support { 1809 IEEE80211_VHT_MCS_SUPPORT_0_7 = 0, 1810 IEEE80211_VHT_MCS_SUPPORT_0_8 = 1, 1811 IEEE80211_VHT_MCS_SUPPORT_0_9 = 2, 1812 IEEE80211_VHT_MCS_NOT_SUPPORTED = 3, 1813 }; 1814 1815 /** 1816 * struct ieee80211_vht_cap - VHT capabilities 1817 * 1818 * This structure is the "VHT capabilities element" as 1819 * described in 802.11ac D3.0 8.4.2.160 1820 * @vht_cap_info: VHT capability info 1821 * @supp_mcs: VHT MCS supported rates 1822 */ 1823 struct ieee80211_vht_cap { 1824 __le32 vht_cap_info; 1825 struct ieee80211_vht_mcs_info supp_mcs; 1826 } __packed; 1827 1828 /** 1829 * enum ieee80211_vht_chanwidth - VHT channel width 1830 * @IEEE80211_VHT_CHANWIDTH_USE_HT: use the HT operation IE to 1831 * determine the channel width (20 or 40 MHz) 1832 * @IEEE80211_VHT_CHANWIDTH_80MHZ: 80 MHz bandwidth 1833 * @IEEE80211_VHT_CHANWIDTH_160MHZ: 160 MHz bandwidth 1834 * @IEEE80211_VHT_CHANWIDTH_80P80MHZ: 80+80 MHz bandwidth 1835 */ 1836 enum ieee80211_vht_chanwidth { 1837 IEEE80211_VHT_CHANWIDTH_USE_HT = 0, 1838 IEEE80211_VHT_CHANWIDTH_80MHZ = 1, 1839 IEEE80211_VHT_CHANWIDTH_160MHZ = 2, 1840 IEEE80211_VHT_CHANWIDTH_80P80MHZ = 3, 1841 }; 1842 1843 /** 1844 * struct ieee80211_vht_operation - VHT operation IE 1845 * 1846 * This structure is the "VHT operation element" as 1847 * described in 802.11ac D3.0 8.4.2.161 1848 * @chan_width: Operating channel width 1849 * @center_freq_seg0_idx: center freq segment 0 index 1850 * @center_freq_seg1_idx: center freq segment 1 index 1851 * @basic_mcs_set: VHT Basic MCS rate set 1852 */ 1853 struct ieee80211_vht_operation { 1854 u8 chan_width; 1855 u8 center_freq_seg0_idx; 1856 u8 center_freq_seg1_idx; 1857 __le16 basic_mcs_set; 1858 } __packed; 1859 1860 /** 1861 * struct ieee80211_he_cap_elem - HE capabilities element 1862 * 1863 * This structure is the "HE capabilities element" fixed fields as 1864 * described in P802.11ax_D4.0 section 9.4.2.242.2 and 9.4.2.242.3 1865 */ 1866 struct ieee80211_he_cap_elem { 1867 u8 mac_cap_info[6]; 1868 u8 phy_cap_info[11]; 1869 } __packed; 1870 1871 #define IEEE80211_TX_RX_MCS_NSS_DESC_MAX_LEN 5 1872 1873 /** 1874 * enum ieee80211_he_mcs_support - HE MCS support definitions 1875 * @IEEE80211_HE_MCS_SUPPORT_0_7: MCSes 0-7 are supported for the 1876 * number of streams 1877 * @IEEE80211_HE_MCS_SUPPORT_0_9: MCSes 0-9 are supported 1878 * @IEEE80211_HE_MCS_SUPPORT_0_11: MCSes 0-11 are supported 1879 * @IEEE80211_HE_MCS_NOT_SUPPORTED: This number of streams isn't supported 1880 * 1881 * These definitions are used in each 2-bit subfield of the rx_mcs_* 1882 * and tx_mcs_* fields of &struct ieee80211_he_mcs_nss_supp, which are 1883 * both split into 8 subfields by number of streams. These values indicate 1884 * which MCSes are supported for the number of streams the value appears 1885 * for. 1886 */ 1887 enum ieee80211_he_mcs_support { 1888 IEEE80211_HE_MCS_SUPPORT_0_7 = 0, 1889 IEEE80211_HE_MCS_SUPPORT_0_9 = 1, 1890 IEEE80211_HE_MCS_SUPPORT_0_11 = 2, 1891 IEEE80211_HE_MCS_NOT_SUPPORTED = 3, 1892 }; 1893 1894 /** 1895 * struct ieee80211_he_mcs_nss_supp - HE Tx/Rx HE MCS NSS Support Field 1896 * 1897 * This structure holds the data required for the Tx/Rx HE MCS NSS Support Field 1898 * described in P802.11ax_D2.0 section 9.4.2.237.4 1899 * 1900 * @rx_mcs_80: Rx MCS map 2 bits for each stream, total 8 streams, for channel 1901 * widths less than 80MHz. 1902 * @tx_mcs_80: Tx MCS map 2 bits for each stream, total 8 streams, for channel 1903 * widths less than 80MHz. 1904 * @rx_mcs_160: Rx MCS map 2 bits for each stream, total 8 streams, for channel 1905 * width 160MHz. 1906 * @tx_mcs_160: Tx MCS map 2 bits for each stream, total 8 streams, for channel 1907 * width 160MHz. 1908 * @rx_mcs_80p80: Rx MCS map 2 bits for each stream, total 8 streams, for 1909 * channel width 80p80MHz. 1910 * @tx_mcs_80p80: Tx MCS map 2 bits for each stream, total 8 streams, for 1911 * channel width 80p80MHz. 1912 */ 1913 struct ieee80211_he_mcs_nss_supp { 1914 __le16 rx_mcs_80; 1915 __le16 tx_mcs_80; 1916 __le16 rx_mcs_160; 1917 __le16 tx_mcs_160; 1918 __le16 rx_mcs_80p80; 1919 __le16 tx_mcs_80p80; 1920 } __packed; 1921 1922 /** 1923 * struct ieee80211_he_operation - HE capabilities element 1924 * 1925 * This structure is the "HE operation element" fields as 1926 * described in P802.11ax_D4.0 section 9.4.2.243 1927 */ 1928 struct ieee80211_he_operation { 1929 __le32 he_oper_params; 1930 __le16 he_mcs_nss_set; 1931 /* Optional 0,1,3,4,5,7 or 8 bytes: depends on @he_oper_params */ 1932 u8 optional[]; 1933 } __packed; 1934 1935 /** 1936 * struct ieee80211_he_spr - HE spatial reuse element 1937 * 1938 * This structure is the "HE spatial reuse element" element as 1939 * described in P802.11ax_D4.0 section 9.4.2.241 1940 */ 1941 struct ieee80211_he_spr { 1942 u8 he_sr_control; 1943 /* Optional 0 to 19 bytes: depends on @he_sr_control */ 1944 u8 optional[]; 1945 } __packed; 1946 1947 /** 1948 * struct ieee80211_he_mu_edca_param_ac_rec - MU AC Parameter Record field 1949 * 1950 * This structure is the "MU AC Parameter Record" fields as 1951 * described in P802.11ax_D4.0 section 9.4.2.245 1952 */ 1953 struct ieee80211_he_mu_edca_param_ac_rec { 1954 u8 aifsn; 1955 u8 ecw_min_max; 1956 u8 mu_edca_timer; 1957 } __packed; 1958 1959 /** 1960 * struct ieee80211_mu_edca_param_set - MU EDCA Parameter Set element 1961 * 1962 * This structure is the "MU EDCA Parameter Set element" fields as 1963 * described in P802.11ax_D4.0 section 9.4.2.245 1964 */ 1965 struct ieee80211_mu_edca_param_set { 1966 u8 mu_qos_info; 1967 struct ieee80211_he_mu_edca_param_ac_rec ac_be; 1968 struct ieee80211_he_mu_edca_param_ac_rec ac_bk; 1969 struct ieee80211_he_mu_edca_param_ac_rec ac_vi; 1970 struct ieee80211_he_mu_edca_param_ac_rec ac_vo; 1971 } __packed; 1972 1973 #define IEEE80211_EHT_MCS_NSS_RX 0x0f 1974 #define IEEE80211_EHT_MCS_NSS_TX 0xf0 1975 1976 /** 1977 * struct ieee80211_eht_mcs_nss_supp_20mhz_only - EHT 20MHz only station max 1978 * supported NSS for per MCS. 1979 * 1980 * For each field below, bits 0 - 3 indicate the maximal number of spatial 1981 * streams for Rx, and bits 4 - 7 indicate the maximal number of spatial streams 1982 * for Tx. 1983 * 1984 * @rx_tx_mcs7_max_nss: indicates the maximum number of spatial streams 1985 * supported for reception and the maximum number of spatial streams 1986 * supported for transmission for MCS 0 - 7. 1987 * @rx_tx_mcs9_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 8 - 9. 1990 * @rx_tx_mcs11_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 10 - 11. 1993 * @rx_tx_mcs13_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 12 - 13. 1996 */ 1997 struct ieee80211_eht_mcs_nss_supp_20mhz_only { 1998 u8 rx_tx_mcs7_max_nss; 1999 u8 rx_tx_mcs9_max_nss; 2000 u8 rx_tx_mcs11_max_nss; 2001 u8 rx_tx_mcs13_max_nss; 2002 }; 2003 2004 /** 2005 * struct ieee80211_eht_mcs_nss_supp_bw - EHT max supported NSS per MCS (except 2006 * 20MHz only stations). 2007 * 2008 * For each field below, bits 0 - 3 indicate the maximal number of spatial 2009 * streams for Rx, and bits 4 - 7 indicate the maximal number of spatial streams 2010 * for Tx. 2011 * 2012 * @rx_tx_mcs9_max_nss: indicates the maximum number of spatial streams 2013 * supported for reception and the maximum number of spatial streams 2014 * supported for transmission for MCS 0 - 9. 2015 * @rx_tx_mcs11_max_nss: indicates the maximum number of spatial streams 2016 * supported for reception and the maximum number of spatial streams 2017 * supported for transmission for MCS 10 - 11. 2018 * @rx_tx_mcs13_max_nss: indicates the maximum number of spatial streams 2019 * supported for reception and the maximum number of spatial streams 2020 * supported for transmission for MCS 12 - 13. 2021 */ 2022 struct ieee80211_eht_mcs_nss_supp_bw { 2023 u8 rx_tx_mcs9_max_nss; 2024 u8 rx_tx_mcs11_max_nss; 2025 u8 rx_tx_mcs13_max_nss; 2026 }; 2027 2028 /** 2029 * struct ieee80211_eht_cap_elem_fixed - EHT capabilities fixed data 2030 * 2031 * This structure is the "EHT Capabilities element" fixed fields as 2032 * described in P802.11be_D2.0 section 9.4.2.313. 2033 * 2034 * @mac_cap_info: MAC capabilities, see IEEE80211_EHT_MAC_CAP* 2035 * @phy_cap_info: PHY capabilities, see IEEE80211_EHT_PHY_CAP* 2036 */ 2037 struct ieee80211_eht_cap_elem_fixed { 2038 u8 mac_cap_info[2]; 2039 u8 phy_cap_info[9]; 2040 } __packed; 2041 2042 /** 2043 * struct ieee80211_eht_cap_elem - EHT capabilities element 2044 * @fixed: fixed parts, see &ieee80211_eht_cap_elem_fixed 2045 * @optional: optional parts 2046 */ 2047 struct ieee80211_eht_cap_elem { 2048 struct ieee80211_eht_cap_elem_fixed fixed; 2049 2050 /* 2051 * Followed by: 2052 * Supported EHT-MCS And NSS Set field: 4, 3, 6 or 9 octets. 2053 * EHT PPE Thresholds field: variable length. 2054 */ 2055 u8 optional[]; 2056 } __packed; 2057 2058 #define IEEE80211_EHT_OPER_INFO_PRESENT 0x01 2059 #define IEEE80211_EHT_OPER_DISABLED_SUBCHANNEL_BITMAP_PRESENT 0x02 2060 #define IEEE80211_EHT_OPER_EHT_DEF_PE_DURATION 0x04 2061 #define IEEE80211_EHT_OPER_GROUP_ADDRESSED_BU_IND_LIMIT 0x08 2062 #define IEEE80211_EHT_OPER_GROUP_ADDRESSED_BU_IND_EXP_MASK 0x30 2063 2064 /** 2065 * struct ieee80211_eht_operation - eht operation element 2066 * 2067 * This structure is the "EHT Operation Element" fields as 2068 * described in P802.11be_D2.0 section 9.4.2.311 2069 * 2070 * @params: EHT operation element parameters. See &IEEE80211_EHT_OPER_* 2071 * @basic_mcs_nss: indicates the EHT-MCSs for each number of spatial streams in 2072 * EHT PPDUs that are supported by all EHT STAs in the BSS in transmit and 2073 * receive. 2074 * @optional: optional parts 2075 */ 2076 struct ieee80211_eht_operation { 2077 u8 params; 2078 __le32 basic_mcs_nss; 2079 u8 optional[]; 2080 } __packed; 2081 2082 /** 2083 * struct ieee80211_eht_operation_info - eht operation information 2084 * 2085 * @control: EHT operation information control. 2086 * @ccfs0: defines a channel center frequency for a 20, 40, 80, 160, or 320 MHz 2087 * EHT BSS. 2088 * @ccfs1: defines a channel center frequency for a 160 or 320 MHz EHT BSS. 2089 * @optional: optional parts 2090 */ 2091 struct ieee80211_eht_operation_info { 2092 u8 control; 2093 u8 ccfs0; 2094 u8 ccfs1; 2095 u8 optional[]; 2096 } __packed; 2097 2098 /* 802.11ac VHT Capabilities */ 2099 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895 0x00000000 2100 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991 0x00000001 2101 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454 0x00000002 2102 #define IEEE80211_VHT_CAP_MAX_MPDU_MASK 0x00000003 2103 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ 0x00000004 2104 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ 0x00000008 2105 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_MASK 0x0000000C 2106 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_SHIFT 2 2107 #define IEEE80211_VHT_CAP_RXLDPC 0x00000010 2108 #define IEEE80211_VHT_CAP_SHORT_GI_80 0x00000020 2109 #define IEEE80211_VHT_CAP_SHORT_GI_160 0x00000040 2110 #define IEEE80211_VHT_CAP_TXSTBC 0x00000080 2111 #define IEEE80211_VHT_CAP_RXSTBC_1 0x00000100 2112 #define IEEE80211_VHT_CAP_RXSTBC_2 0x00000200 2113 #define IEEE80211_VHT_CAP_RXSTBC_3 0x00000300 2114 #define IEEE80211_VHT_CAP_RXSTBC_4 0x00000400 2115 #define IEEE80211_VHT_CAP_RXSTBC_MASK 0x00000700 2116 #define IEEE80211_VHT_CAP_RXSTBC_SHIFT 8 2117 #define IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE 0x00000800 2118 #define IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE 0x00001000 2119 #define IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT 13 2120 #define IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK \ 2121 (7 << IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT) 2122 #define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT 16 2123 #define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK \ 2124 (7 << IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT) 2125 #define IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE 0x00080000 2126 #define IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE 0x00100000 2127 #define IEEE80211_VHT_CAP_VHT_TXOP_PS 0x00200000 2128 #define IEEE80211_VHT_CAP_HTC_VHT 0x00400000 2129 #define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT 23 2130 #define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK \ 2131 (7 << IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT) 2132 #define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_UNSOL_MFB 0x08000000 2133 #define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB 0x0c000000 2134 #define IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN 0x10000000 2135 #define IEEE80211_VHT_CAP_TX_ANTENNA_PATTERN 0x20000000 2136 #define IEEE80211_VHT_CAP_EXT_NSS_BW_SHIFT 30 2137 #define IEEE80211_VHT_CAP_EXT_NSS_BW_MASK 0xc0000000 2138 2139 /** 2140 * ieee80211_get_vht_max_nss - return max NSS for a given bandwidth/MCS 2141 * @cap: VHT capabilities of the peer 2142 * @bw: bandwidth to use 2143 * @mcs: MCS index to use 2144 * @ext_nss_bw_capable: indicates whether or not the local transmitter 2145 * (rate scaling algorithm) can deal with the new logic 2146 * (dot11VHTExtendedNSSBWCapable) 2147 * @max_vht_nss: current maximum NSS as advertised by the STA in 2148 * operating mode notification, can be 0 in which case the 2149 * capability data will be used to derive this (from MCS support) 2150 * 2151 * Due to the VHT Extended NSS Bandwidth Support, the maximum NSS can 2152 * vary for a given BW/MCS. This function parses the data. 2153 * 2154 * Note: This function is exported by cfg80211. 2155 */ 2156 int ieee80211_get_vht_max_nss(struct ieee80211_vht_cap *cap, 2157 enum ieee80211_vht_chanwidth bw, 2158 int mcs, bool ext_nss_bw_capable, 2159 unsigned int max_vht_nss); 2160 2161 /** 2162 * enum ieee80211_ap_reg_power - regulatory power for a Access Point 2163 * 2164 * @IEEE80211_REG_UNSET_AP: Access Point has no regulatory power mode 2165 * @IEEE80211_REG_LPI: Indoor Access Point 2166 * @IEEE80211_REG_SP: Standard power Access Point 2167 * @IEEE80211_REG_VLP: Very low power Access Point 2168 * @IEEE80211_REG_AP_POWER_AFTER_LAST: internal 2169 * @IEEE80211_REG_AP_POWER_MAX: maximum value 2170 */ 2171 enum ieee80211_ap_reg_power { 2172 IEEE80211_REG_UNSET_AP, 2173 IEEE80211_REG_LPI_AP, 2174 IEEE80211_REG_SP_AP, 2175 IEEE80211_REG_VLP_AP, 2176 IEEE80211_REG_AP_POWER_AFTER_LAST, 2177 IEEE80211_REG_AP_POWER_MAX = 2178 IEEE80211_REG_AP_POWER_AFTER_LAST - 1, 2179 }; 2180 2181 /** 2182 * enum ieee80211_client_reg_power - regulatory power for a client 2183 * 2184 * @IEEE80211_REG_UNSET_CLIENT: Client has no regulatory power mode 2185 * @IEEE80211_REG_DEFAULT_CLIENT: Default Client 2186 * @IEEE80211_REG_SUBORDINATE_CLIENT: Subordinate Client 2187 * @IEEE80211_REG_CLIENT_POWER_AFTER_LAST: internal 2188 * @IEEE80211_REG_CLIENT_POWER_MAX: maximum value 2189 */ 2190 enum ieee80211_client_reg_power { 2191 IEEE80211_REG_UNSET_CLIENT, 2192 IEEE80211_REG_DEFAULT_CLIENT, 2193 IEEE80211_REG_SUBORDINATE_CLIENT, 2194 IEEE80211_REG_CLIENT_POWER_AFTER_LAST, 2195 IEEE80211_REG_CLIENT_POWER_MAX = 2196 IEEE80211_REG_CLIENT_POWER_AFTER_LAST - 1, 2197 }; 2198 2199 /* 802.11ax HE MAC capabilities */ 2200 #define IEEE80211_HE_MAC_CAP0_HTC_HE 0x01 2201 #define IEEE80211_HE_MAC_CAP0_TWT_REQ 0x02 2202 #define IEEE80211_HE_MAC_CAP0_TWT_RES 0x04 2203 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_NOT_SUPP 0x00 2204 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_1 0x08 2205 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_2 0x10 2206 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_3 0x18 2207 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_MASK 0x18 2208 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_1 0x00 2209 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_2 0x20 2210 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_4 0x40 2211 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_8 0x60 2212 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_16 0x80 2213 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_32 0xa0 2214 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_64 0xc0 2215 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_UNLIMITED 0xe0 2216 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_MASK 0xe0 2217 2218 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_UNLIMITED 0x00 2219 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_128 0x01 2220 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_256 0x02 2221 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_512 0x03 2222 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_MASK 0x03 2223 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_0US 0x00 2224 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_8US 0x04 2225 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_16US 0x08 2226 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_MASK 0x0c 2227 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_1 0x00 2228 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_2 0x10 2229 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_3 0x20 2230 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_4 0x30 2231 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_5 0x40 2232 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_6 0x50 2233 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_7 0x60 2234 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_8 0x70 2235 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_MASK 0x70 2236 2237 /* Link adaptation is split between byte HE_MAC_CAP1 and 2238 * HE_MAC_CAP2. It should be set only if IEEE80211_HE_MAC_CAP0_HTC_HE 2239 * in which case the following values apply: 2240 * 0 = No feedback. 2241 * 1 = reserved. 2242 * 2 = Unsolicited feedback. 2243 * 3 = both 2244 */ 2245 #define IEEE80211_HE_MAC_CAP1_LINK_ADAPTATION 0x80 2246 2247 #define IEEE80211_HE_MAC_CAP2_LINK_ADAPTATION 0x01 2248 #define IEEE80211_HE_MAC_CAP2_ALL_ACK 0x02 2249 #define IEEE80211_HE_MAC_CAP2_TRS 0x04 2250 #define IEEE80211_HE_MAC_CAP2_BSR 0x08 2251 #define IEEE80211_HE_MAC_CAP2_BCAST_TWT 0x10 2252 #define IEEE80211_HE_MAC_CAP2_32BIT_BA_BITMAP 0x20 2253 #define IEEE80211_HE_MAC_CAP2_MU_CASCADING 0x40 2254 #define IEEE80211_HE_MAC_CAP2_ACK_EN 0x80 2255 2256 #define IEEE80211_HE_MAC_CAP3_OMI_CONTROL 0x02 2257 #define IEEE80211_HE_MAC_CAP3_OFDMA_RA 0x04 2258 2259 /* The maximum length of an A-MDPU is defined by the combination of the Maximum 2260 * A-MDPU Length Exponent field in the HT capabilities, VHT capabilities and the 2261 * same field in the HE capabilities. 2262 */ 2263 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_0 0x00 2264 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_1 0x08 2265 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_2 0x10 2266 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_3 0x18 2267 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_MASK 0x18 2268 #define IEEE80211_HE_MAC_CAP3_AMSDU_FRAG 0x20 2269 #define IEEE80211_HE_MAC_CAP3_FLEX_TWT_SCHED 0x40 2270 #define IEEE80211_HE_MAC_CAP3_RX_CTRL_FRAME_TO_MULTIBSS 0x80 2271 2272 #define IEEE80211_HE_MAC_CAP4_BSRP_BQRP_A_MPDU_AGG 0x01 2273 #define IEEE80211_HE_MAC_CAP4_QTP 0x02 2274 #define IEEE80211_HE_MAC_CAP4_BQR 0x04 2275 #define IEEE80211_HE_MAC_CAP4_PSR_RESP 0x08 2276 #define IEEE80211_HE_MAC_CAP4_NDP_FB_REP 0x10 2277 #define IEEE80211_HE_MAC_CAP4_OPS 0x20 2278 #define IEEE80211_HE_MAC_CAP4_AMSDU_IN_AMPDU 0x40 2279 /* Multi TID agg TX is split between byte #4 and #5 2280 * The value is a combination of B39,B40,B41 2281 */ 2282 #define IEEE80211_HE_MAC_CAP4_MULTI_TID_AGG_TX_QOS_B39 0x80 2283 2284 #define IEEE80211_HE_MAC_CAP5_MULTI_TID_AGG_TX_QOS_B40 0x01 2285 #define IEEE80211_HE_MAC_CAP5_MULTI_TID_AGG_TX_QOS_B41 0x02 2286 #define IEEE80211_HE_MAC_CAP5_SUBCHAN_SELECTIVE_TRANSMISSION 0x04 2287 #define IEEE80211_HE_MAC_CAP5_UL_2x996_TONE_RU 0x08 2288 #define IEEE80211_HE_MAC_CAP5_OM_CTRL_UL_MU_DATA_DIS_RX 0x10 2289 #define IEEE80211_HE_MAC_CAP5_HE_DYNAMIC_SM_PS 0x20 2290 #define IEEE80211_HE_MAC_CAP5_PUNCTURED_SOUNDING 0x40 2291 #define IEEE80211_HE_MAC_CAP5_HT_VHT_TRIG_FRAME_RX 0x80 2292 2293 #define IEEE80211_HE_VHT_MAX_AMPDU_FACTOR 20 2294 #define IEEE80211_HE_HT_MAX_AMPDU_FACTOR 16 2295 #define IEEE80211_HE_6GHZ_MAX_AMPDU_FACTOR 13 2296 2297 /* 802.11ax HE PHY capabilities */ 2298 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G 0x02 2299 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G 0x04 2300 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G 0x08 2301 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G 0x10 2302 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_MASK_ALL 0x1e 2303 2304 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_2G 0x20 2305 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_5G 0x40 2306 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_MASK 0xfe 2307 2308 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_80MHZ_ONLY_SECOND_20MHZ 0x01 2309 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_80MHZ_ONLY_SECOND_40MHZ 0x02 2310 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_160MHZ_ONLY_SECOND_20MHZ 0x04 2311 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_160MHZ_ONLY_SECOND_40MHZ 0x08 2312 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_MASK 0x0f 2313 #define IEEE80211_HE_PHY_CAP1_DEVICE_CLASS_A 0x10 2314 #define IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD 0x20 2315 #define IEEE80211_HE_PHY_CAP1_HE_LTF_AND_GI_FOR_HE_PPDUS_0_8US 0x40 2316 /* Midamble RX/TX Max NSTS is split between byte #2 and byte #3 */ 2317 #define IEEE80211_HE_PHY_CAP1_MIDAMBLE_RX_TX_MAX_NSTS 0x80 2318 2319 #define IEEE80211_HE_PHY_CAP2_MIDAMBLE_RX_TX_MAX_NSTS 0x01 2320 #define IEEE80211_HE_PHY_CAP2_NDP_4x_LTF_AND_3_2US 0x02 2321 #define IEEE80211_HE_PHY_CAP2_STBC_TX_UNDER_80MHZ 0x04 2322 #define IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ 0x08 2323 #define IEEE80211_HE_PHY_CAP2_DOPPLER_TX 0x10 2324 #define IEEE80211_HE_PHY_CAP2_DOPPLER_RX 0x20 2325 2326 /* Note that the meaning of UL MU below is different between an AP and a non-AP 2327 * sta, where in the AP case it indicates support for Rx and in the non-AP sta 2328 * case it indicates support for Tx. 2329 */ 2330 #define IEEE80211_HE_PHY_CAP2_UL_MU_FULL_MU_MIMO 0x40 2331 #define IEEE80211_HE_PHY_CAP2_UL_MU_PARTIAL_MU_MIMO 0x80 2332 2333 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_NO_DCM 0x00 2334 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_BPSK 0x01 2335 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_QPSK 0x02 2336 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_16_QAM 0x03 2337 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_MASK 0x03 2338 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_TX_NSS_1 0x00 2339 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_TX_NSS_2 0x04 2340 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_NO_DCM 0x00 2341 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_BPSK 0x08 2342 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_QPSK 0x10 2343 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_16_QAM 0x18 2344 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_MASK 0x18 2345 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_RX_NSS_1 0x00 2346 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_RX_NSS_2 0x20 2347 #define IEEE80211_HE_PHY_CAP3_RX_PARTIAL_BW_SU_IN_20MHZ_MU 0x40 2348 #define IEEE80211_HE_PHY_CAP3_SU_BEAMFORMER 0x80 2349 2350 #define IEEE80211_HE_PHY_CAP4_SU_BEAMFORMEE 0x01 2351 #define IEEE80211_HE_PHY_CAP4_MU_BEAMFORMER 0x02 2352 2353 /* Minimal allowed value of Max STS under 80MHz is 3 */ 2354 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_4 0x0c 2355 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_5 0x10 2356 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_6 0x14 2357 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_7 0x18 2358 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_8 0x1c 2359 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_MASK 0x1c 2360 2361 /* Minimal allowed value of Max STS above 80MHz is 3 */ 2362 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_4 0x60 2363 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_5 0x80 2364 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_6 0xa0 2365 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_7 0xc0 2366 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_8 0xe0 2367 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_MASK 0xe0 2368 2369 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_1 0x00 2370 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_2 0x01 2371 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_3 0x02 2372 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_4 0x03 2373 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_5 0x04 2374 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_6 0x05 2375 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_7 0x06 2376 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_8 0x07 2377 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK 0x07 2378 2379 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_1 0x00 2380 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_2 0x08 2381 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_3 0x10 2382 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_4 0x18 2383 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_5 0x20 2384 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_6 0x28 2385 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_7 0x30 2386 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_8 0x38 2387 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_MASK 0x38 2388 2389 #define IEEE80211_HE_PHY_CAP5_NG16_SU_FEEDBACK 0x40 2390 #define IEEE80211_HE_PHY_CAP5_NG16_MU_FEEDBACK 0x80 2391 2392 #define IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_42_SU 0x01 2393 #define IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_75_MU 0x02 2394 #define IEEE80211_HE_PHY_CAP6_TRIG_SU_BEAMFORMING_FB 0x04 2395 #define IEEE80211_HE_PHY_CAP6_TRIG_MU_BEAMFORMING_PARTIAL_BW_FB 0x08 2396 #define IEEE80211_HE_PHY_CAP6_TRIG_CQI_FB 0x10 2397 #define IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE 0x20 2398 #define IEEE80211_HE_PHY_CAP6_PARTIAL_BANDWIDTH_DL_MUMIMO 0x40 2399 #define IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT 0x80 2400 2401 #define IEEE80211_HE_PHY_CAP7_PSR_BASED_SR 0x01 2402 #define IEEE80211_HE_PHY_CAP7_POWER_BOOST_FACTOR_SUPP 0x02 2403 #define IEEE80211_HE_PHY_CAP7_HE_SU_MU_PPDU_4XLTF_AND_08_US_GI 0x04 2404 #define IEEE80211_HE_PHY_CAP7_MAX_NC_1 0x08 2405 #define IEEE80211_HE_PHY_CAP7_MAX_NC_2 0x10 2406 #define IEEE80211_HE_PHY_CAP7_MAX_NC_3 0x18 2407 #define IEEE80211_HE_PHY_CAP7_MAX_NC_4 0x20 2408 #define IEEE80211_HE_PHY_CAP7_MAX_NC_5 0x28 2409 #define IEEE80211_HE_PHY_CAP7_MAX_NC_6 0x30 2410 #define IEEE80211_HE_PHY_CAP7_MAX_NC_7 0x38 2411 #define IEEE80211_HE_PHY_CAP7_MAX_NC_MASK 0x38 2412 #define IEEE80211_HE_PHY_CAP7_STBC_TX_ABOVE_80MHZ 0x40 2413 #define IEEE80211_HE_PHY_CAP7_STBC_RX_ABOVE_80MHZ 0x80 2414 2415 #define IEEE80211_HE_PHY_CAP8_HE_ER_SU_PPDU_4XLTF_AND_08_US_GI 0x01 2416 #define IEEE80211_HE_PHY_CAP8_20MHZ_IN_40MHZ_HE_PPDU_IN_2G 0x02 2417 #define IEEE80211_HE_PHY_CAP8_20MHZ_IN_160MHZ_HE_PPDU 0x04 2418 #define IEEE80211_HE_PHY_CAP8_80MHZ_IN_160MHZ_HE_PPDU 0x08 2419 #define IEEE80211_HE_PHY_CAP8_HE_ER_SU_1XLTF_AND_08_US_GI 0x10 2420 #define IEEE80211_HE_PHY_CAP8_MIDAMBLE_RX_TX_2X_AND_1XLTF 0x20 2421 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_242 0x00 2422 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_484 0x40 2423 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_996 0x80 2424 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_2x996 0xc0 2425 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_MASK 0xc0 2426 2427 #define IEEE80211_HE_PHY_CAP9_LONGER_THAN_16_SIGB_OFDM_SYM 0x01 2428 #define IEEE80211_HE_PHY_CAP9_NON_TRIGGERED_CQI_FEEDBACK 0x02 2429 #define IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU 0x04 2430 #define IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU 0x08 2431 #define IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_COMP_SIGB 0x10 2432 #define IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_NON_COMP_SIGB 0x20 2433 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_0US 0x0 2434 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_8US 0x1 2435 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_16US 0x2 2436 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_RESERVED 0x3 2437 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_POS 6 2438 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_MASK 0xc0 2439 2440 #define IEEE80211_HE_PHY_CAP10_HE_MU_M1RU_MAX_LTF 0x01 2441 2442 /* 802.11ax HE TX/RX MCS NSS Support */ 2443 #define IEEE80211_TX_RX_MCS_NSS_SUPP_HIGHEST_MCS_POS (3) 2444 #define IEEE80211_TX_RX_MCS_NSS_SUPP_TX_BITMAP_POS (6) 2445 #define IEEE80211_TX_RX_MCS_NSS_SUPP_RX_BITMAP_POS (11) 2446 #define IEEE80211_TX_RX_MCS_NSS_SUPP_TX_BITMAP_MASK 0x07c0 2447 #define IEEE80211_TX_RX_MCS_NSS_SUPP_RX_BITMAP_MASK 0xf800 2448 2449 /* TX/RX HE MCS Support field Highest MCS subfield encoding */ 2450 enum ieee80211_he_highest_mcs_supported_subfield_enc { 2451 HIGHEST_MCS_SUPPORTED_MCS7 = 0, 2452 HIGHEST_MCS_SUPPORTED_MCS8, 2453 HIGHEST_MCS_SUPPORTED_MCS9, 2454 HIGHEST_MCS_SUPPORTED_MCS10, 2455 HIGHEST_MCS_SUPPORTED_MCS11, 2456 }; 2457 2458 /* Calculate 802.11ax HE capabilities IE Tx/Rx HE MCS NSS Support Field size */ 2459 static inline u8 2460 ieee80211_he_mcs_nss_size(const struct ieee80211_he_cap_elem *he_cap) 2461 { 2462 u8 count = 4; 2463 2464 if (he_cap->phy_cap_info[0] & 2465 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G) 2466 count += 4; 2467 2468 if (he_cap->phy_cap_info[0] & 2469 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G) 2470 count += 4; 2471 2472 return count; 2473 } 2474 2475 /* 802.11ax HE PPE Thresholds */ 2476 #define IEEE80211_PPE_THRES_NSS_SUPPORT_2NSS (1) 2477 #define IEEE80211_PPE_THRES_NSS_POS (0) 2478 #define IEEE80211_PPE_THRES_NSS_MASK (7) 2479 #define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_2x966_AND_966_RU \ 2480 (BIT(5) | BIT(6)) 2481 #define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK 0x78 2482 #define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_POS (3) 2483 #define IEEE80211_PPE_THRES_INFO_PPET_SIZE (3) 2484 #define IEEE80211_HE_PPE_THRES_INFO_HEADER_SIZE (7) 2485 2486 /* 2487 * Calculate 802.11ax HE capabilities IE PPE field size 2488 * Input: Header byte of ppe_thres (first byte), and HE capa IE's PHY cap u8* 2489 */ 2490 static inline u8 2491 ieee80211_he_ppe_size(u8 ppe_thres_hdr, const u8 *phy_cap_info) 2492 { 2493 u8 n; 2494 2495 if ((phy_cap_info[6] & 2496 IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) == 0) 2497 return 0; 2498 2499 n = hweight8(ppe_thres_hdr & 2500 IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK); 2501 n *= (1 + ((ppe_thres_hdr & IEEE80211_PPE_THRES_NSS_MASK) >> 2502 IEEE80211_PPE_THRES_NSS_POS)); 2503 2504 /* 2505 * Each pair is 6 bits, and we need to add the 7 "header" bits to the 2506 * total size. 2507 */ 2508 n = (n * IEEE80211_PPE_THRES_INFO_PPET_SIZE * 2) + 7; 2509 n = DIV_ROUND_UP(n, 8); 2510 2511 return n; 2512 } 2513 2514 static inline bool ieee80211_he_capa_size_ok(const u8 *data, u8 len) 2515 { 2516 const struct ieee80211_he_cap_elem *he_cap_ie_elem = (const void *)data; 2517 u8 needed = sizeof(*he_cap_ie_elem); 2518 2519 if (len < needed) 2520 return false; 2521 2522 needed += ieee80211_he_mcs_nss_size(he_cap_ie_elem); 2523 if (len < needed) 2524 return false; 2525 2526 if (he_cap_ie_elem->phy_cap_info[6] & 2527 IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) { 2528 if (len < needed + 1) 2529 return false; 2530 needed += ieee80211_he_ppe_size(data[needed], 2531 he_cap_ie_elem->phy_cap_info); 2532 } 2533 2534 return len >= needed; 2535 } 2536 2537 /* HE Operation defines */ 2538 #define IEEE80211_HE_OPERATION_DFLT_PE_DURATION_MASK 0x00000007 2539 #define IEEE80211_HE_OPERATION_TWT_REQUIRED 0x00000008 2540 #define IEEE80211_HE_OPERATION_RTS_THRESHOLD_MASK 0x00003ff0 2541 #define IEEE80211_HE_OPERATION_RTS_THRESHOLD_OFFSET 4 2542 #define IEEE80211_HE_OPERATION_VHT_OPER_INFO 0x00004000 2543 #define IEEE80211_HE_OPERATION_CO_HOSTED_BSS 0x00008000 2544 #define IEEE80211_HE_OPERATION_ER_SU_DISABLE 0x00010000 2545 #define IEEE80211_HE_OPERATION_6GHZ_OP_INFO 0x00020000 2546 #define IEEE80211_HE_OPERATION_BSS_COLOR_MASK 0x3f000000 2547 #define IEEE80211_HE_OPERATION_BSS_COLOR_OFFSET 24 2548 #define IEEE80211_HE_OPERATION_PARTIAL_BSS_COLOR 0x40000000 2549 #define IEEE80211_HE_OPERATION_BSS_COLOR_DISABLED 0x80000000 2550 2551 #define IEEE80211_6GHZ_CTRL_REG_LPI_AP 0 2552 #define IEEE80211_6GHZ_CTRL_REG_SP_AP 1 2553 2554 /** 2555 * ieee80211_he_6ghz_oper - HE 6 GHz operation Information field 2556 * @primary: primary channel 2557 * @control: control flags 2558 * @ccfs0: channel center frequency segment 0 2559 * @ccfs1: channel center frequency segment 1 2560 * @minrate: minimum rate (in 1 Mbps units) 2561 */ 2562 struct ieee80211_he_6ghz_oper { 2563 u8 primary; 2564 #define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH 0x3 2565 #define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_20MHZ 0 2566 #define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_40MHZ 1 2567 #define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_80MHZ 2 2568 #define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_160MHZ 3 2569 #define IEEE80211_HE_6GHZ_OPER_CTRL_DUP_BEACON 0x4 2570 #define IEEE80211_HE_6GHZ_OPER_CTRL_REG_INFO 0x38 2571 u8 control; 2572 u8 ccfs0; 2573 u8 ccfs1; 2574 u8 minrate; 2575 } __packed; 2576 2577 /* 2578 * In "9.4.2.161 Transmit Power Envelope element" of "IEEE Std 802.11ax-2021", 2579 * it show four types in "Table 9-275a-Maximum Transmit Power Interpretation 2580 * subfield encoding", and two category for each type in "Table E-12-Regulatory 2581 * Info subfield encoding in the United States". 2582 * So it it totally max 8 Transmit Power Envelope element. 2583 */ 2584 #define IEEE80211_TPE_MAX_IE_COUNT 8 2585 /* 2586 * In "Table 9-277—Meaning of Maximum Transmit Power Count subfield" 2587 * of "IEEE Std 802.11ax™‐2021", the max power level is 8. 2588 */ 2589 #define IEEE80211_MAX_NUM_PWR_LEVEL 8 2590 2591 #define IEEE80211_TPE_MAX_POWER_COUNT 8 2592 2593 /* transmit power interpretation type of transmit power envelope element */ 2594 enum ieee80211_tx_power_intrpt_type { 2595 IEEE80211_TPE_LOCAL_EIRP, 2596 IEEE80211_TPE_LOCAL_EIRP_PSD, 2597 IEEE80211_TPE_REG_CLIENT_EIRP, 2598 IEEE80211_TPE_REG_CLIENT_EIRP_PSD, 2599 }; 2600 2601 /** 2602 * struct ieee80211_tx_pwr_env 2603 * 2604 * This structure represents the "Transmit Power Envelope element" 2605 */ 2606 struct ieee80211_tx_pwr_env { 2607 u8 tx_power_info; 2608 s8 tx_power[IEEE80211_TPE_MAX_POWER_COUNT]; 2609 } __packed; 2610 2611 #define IEEE80211_TX_PWR_ENV_INFO_COUNT 0x7 2612 #define IEEE80211_TX_PWR_ENV_INFO_INTERPRET 0x38 2613 #define IEEE80211_TX_PWR_ENV_INFO_CATEGORY 0xC0 2614 2615 /* 2616 * ieee80211_he_oper_size - calculate 802.11ax HE Operations IE size 2617 * @he_oper_ie: byte data of the He Operations IE, stating from the byte 2618 * after the ext ID byte. It is assumed that he_oper_ie has at least 2619 * sizeof(struct ieee80211_he_operation) bytes, the caller must have 2620 * validated this. 2621 * @return the actual size of the IE data (not including header), or 0 on error 2622 */ 2623 static inline u8 2624 ieee80211_he_oper_size(const u8 *he_oper_ie) 2625 { 2626 const struct ieee80211_he_operation *he_oper = (const void *)he_oper_ie; 2627 u8 oper_len = sizeof(struct ieee80211_he_operation); 2628 u32 he_oper_params; 2629 2630 /* Make sure the input is not NULL */ 2631 if (!he_oper_ie) 2632 return 0; 2633 2634 /* Calc required length */ 2635 he_oper_params = le32_to_cpu(he_oper->he_oper_params); 2636 if (he_oper_params & IEEE80211_HE_OPERATION_VHT_OPER_INFO) 2637 oper_len += 3; 2638 if (he_oper_params & IEEE80211_HE_OPERATION_CO_HOSTED_BSS) 2639 oper_len++; 2640 if (he_oper_params & IEEE80211_HE_OPERATION_6GHZ_OP_INFO) 2641 oper_len += sizeof(struct ieee80211_he_6ghz_oper); 2642 2643 /* Add the first byte (extension ID) to the total length */ 2644 oper_len++; 2645 2646 return oper_len; 2647 } 2648 2649 /** 2650 * ieee80211_he_6ghz_oper - obtain 6 GHz operation field 2651 * @he_oper: HE operation element (must be pre-validated for size) 2652 * but may be %NULL 2653 * 2654 * Return: a pointer to the 6 GHz operation field, or %NULL 2655 */ 2656 static inline const struct ieee80211_he_6ghz_oper * 2657 ieee80211_he_6ghz_oper(const struct ieee80211_he_operation *he_oper) 2658 { 2659 const u8 *ret = (const void *)&he_oper->optional; 2660 u32 he_oper_params; 2661 2662 if (!he_oper) 2663 return NULL; 2664 2665 he_oper_params = le32_to_cpu(he_oper->he_oper_params); 2666 2667 if (!(he_oper_params & IEEE80211_HE_OPERATION_6GHZ_OP_INFO)) 2668 return NULL; 2669 if (he_oper_params & IEEE80211_HE_OPERATION_VHT_OPER_INFO) 2670 ret += 3; 2671 if (he_oper_params & IEEE80211_HE_OPERATION_CO_HOSTED_BSS) 2672 ret++; 2673 2674 return (const void *)ret; 2675 } 2676 2677 /* HE Spatial Reuse defines */ 2678 #define IEEE80211_HE_SPR_PSR_DISALLOWED BIT(0) 2679 #define IEEE80211_HE_SPR_NON_SRG_OBSS_PD_SR_DISALLOWED BIT(1) 2680 #define IEEE80211_HE_SPR_NON_SRG_OFFSET_PRESENT BIT(2) 2681 #define IEEE80211_HE_SPR_SRG_INFORMATION_PRESENT BIT(3) 2682 #define IEEE80211_HE_SPR_HESIGA_SR_VAL15_ALLOWED BIT(4) 2683 2684 /* 2685 * ieee80211_he_spr_size - calculate 802.11ax HE Spatial Reuse IE size 2686 * @he_spr_ie: byte data of the He Spatial Reuse IE, stating from the byte 2687 * after the ext ID byte. It is assumed that he_spr_ie has at least 2688 * sizeof(struct ieee80211_he_spr) bytes, the caller must have validated 2689 * this 2690 * @return the actual size of the IE data (not including header), or 0 on error 2691 */ 2692 static inline u8 2693 ieee80211_he_spr_size(const u8 *he_spr_ie) 2694 { 2695 const struct ieee80211_he_spr *he_spr = (const void *)he_spr_ie; 2696 u8 spr_len = sizeof(struct ieee80211_he_spr); 2697 u8 he_spr_params; 2698 2699 /* Make sure the input is not NULL */ 2700 if (!he_spr_ie) 2701 return 0; 2702 2703 /* Calc required length */ 2704 he_spr_params = he_spr->he_sr_control; 2705 if (he_spr_params & IEEE80211_HE_SPR_NON_SRG_OFFSET_PRESENT) 2706 spr_len++; 2707 if (he_spr_params & IEEE80211_HE_SPR_SRG_INFORMATION_PRESENT) 2708 spr_len += 18; 2709 2710 /* Add the first byte (extension ID) to the total length */ 2711 spr_len++; 2712 2713 return spr_len; 2714 } 2715 2716 /* S1G Capabilities Information field */ 2717 #define IEEE80211_S1G_CAPABILITY_LEN 15 2718 2719 #define S1G_CAP0_S1G_LONG BIT(0) 2720 #define S1G_CAP0_SGI_1MHZ BIT(1) 2721 #define S1G_CAP0_SGI_2MHZ BIT(2) 2722 #define S1G_CAP0_SGI_4MHZ BIT(3) 2723 #define S1G_CAP0_SGI_8MHZ BIT(4) 2724 #define S1G_CAP0_SGI_16MHZ BIT(5) 2725 #define S1G_CAP0_SUPP_CH_WIDTH GENMASK(7, 6) 2726 2727 #define S1G_SUPP_CH_WIDTH_2 0 2728 #define S1G_SUPP_CH_WIDTH_4 1 2729 #define S1G_SUPP_CH_WIDTH_8 2 2730 #define S1G_SUPP_CH_WIDTH_16 3 2731 #define S1G_SUPP_CH_WIDTH_MAX(cap) ((1 << FIELD_GET(S1G_CAP0_SUPP_CH_WIDTH, \ 2732 cap[0])) << 1) 2733 2734 #define S1G_CAP1_RX_LDPC BIT(0) 2735 #define S1G_CAP1_TX_STBC BIT(1) 2736 #define S1G_CAP1_RX_STBC BIT(2) 2737 #define S1G_CAP1_SU_BFER BIT(3) 2738 #define S1G_CAP1_SU_BFEE BIT(4) 2739 #define S1G_CAP1_BFEE_STS GENMASK(7, 5) 2740 2741 #define S1G_CAP2_SOUNDING_DIMENSIONS GENMASK(2, 0) 2742 #define S1G_CAP2_MU_BFER BIT(3) 2743 #define S1G_CAP2_MU_BFEE BIT(4) 2744 #define S1G_CAP2_PLUS_HTC_VHT BIT(5) 2745 #define S1G_CAP2_TRAVELING_PILOT GENMASK(7, 6) 2746 2747 #define S1G_CAP3_RD_RESPONDER BIT(0) 2748 #define S1G_CAP3_HT_DELAYED_BA BIT(1) 2749 #define S1G_CAP3_MAX_MPDU_LEN BIT(2) 2750 #define S1G_CAP3_MAX_AMPDU_LEN_EXP GENMASK(4, 3) 2751 #define S1G_CAP3_MIN_MPDU_START GENMASK(7, 5) 2752 2753 #define S1G_CAP4_UPLINK_SYNC BIT(0) 2754 #define S1G_CAP4_DYNAMIC_AID BIT(1) 2755 #define S1G_CAP4_BAT BIT(2) 2756 #define S1G_CAP4_TIME_ADE BIT(3) 2757 #define S1G_CAP4_NON_TIM BIT(4) 2758 #define S1G_CAP4_GROUP_AID BIT(5) 2759 #define S1G_CAP4_STA_TYPE GENMASK(7, 6) 2760 2761 #define S1G_CAP5_CENT_AUTH_CONTROL BIT(0) 2762 #define S1G_CAP5_DIST_AUTH_CONTROL BIT(1) 2763 #define S1G_CAP5_AMSDU BIT(2) 2764 #define S1G_CAP5_AMPDU BIT(3) 2765 #define S1G_CAP5_ASYMMETRIC_BA BIT(4) 2766 #define S1G_CAP5_FLOW_CONTROL BIT(5) 2767 #define S1G_CAP5_SECTORIZED_BEAM GENMASK(7, 6) 2768 2769 #define S1G_CAP6_OBSS_MITIGATION BIT(0) 2770 #define S1G_CAP6_FRAGMENT_BA BIT(1) 2771 #define S1G_CAP6_NDP_PS_POLL BIT(2) 2772 #define S1G_CAP6_RAW_OPERATION BIT(3) 2773 #define S1G_CAP6_PAGE_SLICING BIT(4) 2774 #define S1G_CAP6_TXOP_SHARING_IMP_ACK BIT(5) 2775 #define S1G_CAP6_VHT_LINK_ADAPT GENMASK(7, 6) 2776 2777 #define S1G_CAP7_TACK_AS_PS_POLL BIT(0) 2778 #define S1G_CAP7_DUP_1MHZ BIT(1) 2779 #define S1G_CAP7_MCS_NEGOTIATION BIT(2) 2780 #define S1G_CAP7_1MHZ_CTL_RESPONSE_PREAMBLE BIT(3) 2781 #define S1G_CAP7_NDP_BFING_REPORT_POLL BIT(4) 2782 #define S1G_CAP7_UNSOLICITED_DYN_AID BIT(5) 2783 #define S1G_CAP7_SECTOR_TRAINING_OPERATION BIT(6) 2784 #define S1G_CAP7_TEMP_PS_MODE_SWITCH BIT(7) 2785 2786 #define S1G_CAP8_TWT_GROUPING BIT(0) 2787 #define S1G_CAP8_BDT BIT(1) 2788 #define S1G_CAP8_COLOR GENMASK(4, 2) 2789 #define S1G_CAP8_TWT_REQUEST BIT(5) 2790 #define S1G_CAP8_TWT_RESPOND BIT(6) 2791 #define S1G_CAP8_PV1_FRAME BIT(7) 2792 2793 #define S1G_CAP9_LINK_ADAPT_PER_CONTROL_RESPONSE BIT(0) 2794 2795 #define S1G_OPER_CH_WIDTH_PRIMARY_1MHZ BIT(0) 2796 #define S1G_OPER_CH_WIDTH_OPER GENMASK(4, 1) 2797 2798 /* EHT MAC capabilities as defined in P802.11be_D2.0 section 9.4.2.313.2 */ 2799 #define IEEE80211_EHT_MAC_CAP0_EPCS_PRIO_ACCESS 0x01 2800 #define IEEE80211_EHT_MAC_CAP0_OM_CONTROL 0x02 2801 #define IEEE80211_EHT_MAC_CAP0_TRIG_TXOP_SHARING_MODE1 0x04 2802 #define IEEE80211_EHT_MAC_CAP0_TRIG_TXOP_SHARING_MODE2 0x08 2803 #define IEEE80211_EHT_MAC_CAP0_RESTRICTED_TWT 0x10 2804 #define IEEE80211_EHT_MAC_CAP0_SCS_TRAFFIC_DESC 0x20 2805 #define IEEE80211_EHT_MAC_CAP0_MAX_MPDU_LEN_MASK 0xc0 2806 #define IEEE80211_EHT_MAC_CAP0_MAX_MPDU_LEN_3895 0 2807 #define IEEE80211_EHT_MAC_CAP0_MAX_MPDU_LEN_7991 1 2808 #define IEEE80211_EHT_MAC_CAP0_MAX_MPDU_LEN_11454 2 2809 2810 #define IEEE80211_EHT_MAC_CAP1_MAX_AMPDU_LEN_MASK 0x01 2811 2812 /* EHT PHY capabilities as defined in P802.11be_D2.0 section 9.4.2.313.3 */ 2813 #define IEEE80211_EHT_PHY_CAP0_320MHZ_IN_6GHZ 0x02 2814 #define IEEE80211_EHT_PHY_CAP0_242_TONE_RU_GT20MHZ 0x04 2815 #define IEEE80211_EHT_PHY_CAP0_NDP_4_EHT_LFT_32_GI 0x08 2816 #define IEEE80211_EHT_PHY_CAP0_PARTIAL_BW_UL_MU_MIMO 0x10 2817 #define IEEE80211_EHT_PHY_CAP0_SU_BEAMFORMER 0x20 2818 #define IEEE80211_EHT_PHY_CAP0_SU_BEAMFORMEE 0x40 2819 2820 /* EHT beamformee number of spatial streams <= 80MHz is split */ 2821 #define IEEE80211_EHT_PHY_CAP0_BEAMFORMEE_SS_80MHZ_MASK 0x80 2822 #define IEEE80211_EHT_PHY_CAP1_BEAMFORMEE_SS_80MHZ_MASK 0x03 2823 2824 #define IEEE80211_EHT_PHY_CAP1_BEAMFORMEE_SS_160MHZ_MASK 0x1c 2825 #define IEEE80211_EHT_PHY_CAP1_BEAMFORMEE_SS_320MHZ_MASK 0xe0 2826 2827 #define IEEE80211_EHT_PHY_CAP2_SOUNDING_DIM_80MHZ_MASK 0x07 2828 #define IEEE80211_EHT_PHY_CAP2_SOUNDING_DIM_160MHZ_MASK 0x38 2829 2830 /* EHT number of sounding dimensions for 320MHz is split */ 2831 #define IEEE80211_EHT_PHY_CAP2_SOUNDING_DIM_320MHZ_MASK 0xc0 2832 #define IEEE80211_EHT_PHY_CAP3_SOUNDING_DIM_320MHZ_MASK 0x01 2833 #define IEEE80211_EHT_PHY_CAP3_NG_16_SU_FEEDBACK 0x02 2834 #define IEEE80211_EHT_PHY_CAP3_NG_16_MU_FEEDBACK 0x04 2835 #define IEEE80211_EHT_PHY_CAP3_CODEBOOK_4_2_SU_FDBK 0x08 2836 #define IEEE80211_EHT_PHY_CAP3_CODEBOOK_7_5_MU_FDBK 0x10 2837 #define IEEE80211_EHT_PHY_CAP3_TRIG_SU_BF_FDBK 0x20 2838 #define IEEE80211_EHT_PHY_CAP3_TRIG_MU_BF_PART_BW_FDBK 0x40 2839 #define IEEE80211_EHT_PHY_CAP3_TRIG_CQI_FDBK 0x80 2840 2841 #define IEEE80211_EHT_PHY_CAP4_PART_BW_DL_MU_MIMO 0x01 2842 #define IEEE80211_EHT_PHY_CAP4_PSR_SR_SUPP 0x02 2843 #define IEEE80211_EHT_PHY_CAP4_POWER_BOOST_FACT_SUPP 0x04 2844 #define IEEE80211_EHT_PHY_CAP4_EHT_MU_PPDU_4_EHT_LTF_08_GI 0x08 2845 #define IEEE80211_EHT_PHY_CAP4_MAX_NC_MASK 0xf0 2846 2847 #define IEEE80211_EHT_PHY_CAP5_NON_TRIG_CQI_FEEDBACK 0x01 2848 #define IEEE80211_EHT_PHY_CAP5_TX_LESS_242_TONE_RU_SUPP 0x02 2849 #define IEEE80211_EHT_PHY_CAP5_RX_LESS_242_TONE_RU_SUPP 0x04 2850 #define IEEE80211_EHT_PHY_CAP5_PPE_THRESHOLD_PRESENT 0x08 2851 #define IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_MASK 0x30 2852 #define IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_0US 0 2853 #define IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_8US 1 2854 #define IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_16US 2 2855 #define IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_20US 3 2856 2857 /* Maximum number of supported EHT LTF is split */ 2858 #define IEEE80211_EHT_PHY_CAP5_MAX_NUM_SUPP_EHT_LTF_MASK 0xc0 2859 #define IEEE80211_EHT_PHY_CAP6_MAX_NUM_SUPP_EHT_LTF_MASK 0x07 2860 2861 #define IEEE80211_EHT_PHY_CAP6_MCS15_SUPP_MASK 0x78 2862 #define IEEE80211_EHT_PHY_CAP6_EHT_DUP_6GHZ_SUPP 0x80 2863 2864 #define IEEE80211_EHT_PHY_CAP7_20MHZ_STA_RX_NDP_WIDER_BW 0x01 2865 #define IEEE80211_EHT_PHY_CAP7_NON_OFDMA_UL_MU_MIMO_80MHZ 0x02 2866 #define IEEE80211_EHT_PHY_CAP7_NON_OFDMA_UL_MU_MIMO_160MHZ 0x04 2867 #define IEEE80211_EHT_PHY_CAP7_NON_OFDMA_UL_MU_MIMO_320MHZ 0x08 2868 #define IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_80MHZ 0x10 2869 #define IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_160MHZ 0x20 2870 #define IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_320MHZ 0x40 2871 #define IEEE80211_EHT_PHY_CAP7_TB_SOUNDING_FDBK_RATE_LIMIT 0x80 2872 2873 #define IEEE80211_EHT_PHY_CAP8_RX_1024QAM_WIDER_BW_DL_OFDMA 0x01 2874 #define IEEE80211_EHT_PHY_CAP8_RX_4096QAM_WIDER_BW_DL_OFDMA 0x02 2875 2876 /* 2877 * EHT operation channel width as defined in P802.11be_D2.0 section 9.4.2.311 2878 */ 2879 #define IEEE80211_EHT_OPER_CHAN_WIDTH 0x7 2880 #define IEEE80211_EHT_OPER_CHAN_WIDTH_20MHZ 0 2881 #define IEEE80211_EHT_OPER_CHAN_WIDTH_40MHZ 1 2882 #define IEEE80211_EHT_OPER_CHAN_WIDTH_80MHZ 2 2883 #define IEEE80211_EHT_OPER_CHAN_WIDTH_160MHZ 3 2884 #define IEEE80211_EHT_OPER_CHAN_WIDTH_320MHZ 4 2885 2886 /* Calculate 802.11be EHT capabilities IE Tx/Rx EHT MCS NSS Support Field size */ 2887 static inline u8 2888 ieee80211_eht_mcs_nss_size(const struct ieee80211_he_cap_elem *he_cap, 2889 const struct ieee80211_eht_cap_elem_fixed *eht_cap, 2890 bool from_ap) 2891 { 2892 u8 count = 0; 2893 2894 /* on 2.4 GHz, if it supports 40 MHz, the result is 3 */ 2895 if (he_cap->phy_cap_info[0] & 2896 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G) 2897 return 3; 2898 2899 /* on 2.4 GHz, these three bits are reserved, so should be 0 */ 2900 if (he_cap->phy_cap_info[0] & 2901 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G) 2902 count += 3; 2903 2904 if (he_cap->phy_cap_info[0] & 2905 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G) 2906 count += 3; 2907 2908 if (eht_cap->phy_cap_info[0] & IEEE80211_EHT_PHY_CAP0_320MHZ_IN_6GHZ) 2909 count += 3; 2910 2911 if (count) 2912 return count; 2913 2914 return from_ap ? 3 : 4; 2915 } 2916 2917 /* 802.11be EHT PPE Thresholds */ 2918 #define IEEE80211_EHT_PPE_THRES_NSS_POS 0 2919 #define IEEE80211_EHT_PPE_THRES_NSS_MASK 0xf 2920 #define IEEE80211_EHT_PPE_THRES_RU_INDEX_BITMASK_MASK 0x1f0 2921 #define IEEE80211_EHT_PPE_THRES_INFO_PPET_SIZE 3 2922 #define IEEE80211_EHT_PPE_THRES_INFO_HEADER_SIZE 9 2923 2924 /* 2925 * Calculate 802.11be EHT capabilities IE EHT field size 2926 */ 2927 static inline u8 2928 ieee80211_eht_ppe_size(u16 ppe_thres_hdr, const u8 *phy_cap_info) 2929 { 2930 u32 n; 2931 2932 if (!(phy_cap_info[5] & 2933 IEEE80211_EHT_PHY_CAP5_PPE_THRESHOLD_PRESENT)) 2934 return 0; 2935 2936 n = hweight16(ppe_thres_hdr & 2937 IEEE80211_EHT_PPE_THRES_RU_INDEX_BITMASK_MASK); 2938 n *= 1 + u16_get_bits(ppe_thres_hdr, IEEE80211_EHT_PPE_THRES_NSS_MASK); 2939 2940 /* 2941 * Each pair is 6 bits, and we need to add the 9 "header" bits to the 2942 * total size. 2943 */ 2944 n = n * IEEE80211_EHT_PPE_THRES_INFO_PPET_SIZE * 2 + 2945 IEEE80211_EHT_PPE_THRES_INFO_HEADER_SIZE; 2946 return DIV_ROUND_UP(n, 8); 2947 } 2948 2949 static inline bool 2950 ieee80211_eht_capa_size_ok(const u8 *he_capa, const u8 *data, u8 len, 2951 bool from_ap) 2952 { 2953 const struct ieee80211_eht_cap_elem_fixed *elem = (const void *)data; 2954 u8 needed = sizeof(struct ieee80211_eht_cap_elem_fixed); 2955 2956 if (len < needed || !he_capa) 2957 return false; 2958 2959 needed += ieee80211_eht_mcs_nss_size((const void *)he_capa, 2960 (const void *)data, 2961 from_ap); 2962 if (len < needed) 2963 return false; 2964 2965 if (elem->phy_cap_info[5] & 2966 IEEE80211_EHT_PHY_CAP5_PPE_THRESHOLD_PRESENT) { 2967 u16 ppe_thres_hdr; 2968 2969 if (len < needed + sizeof(ppe_thres_hdr)) 2970 return false; 2971 2972 ppe_thres_hdr = get_unaligned_le16(data + needed); 2973 needed += ieee80211_eht_ppe_size(ppe_thres_hdr, 2974 elem->phy_cap_info); 2975 } 2976 2977 return len >= needed; 2978 } 2979 2980 static inline bool 2981 ieee80211_eht_oper_size_ok(const u8 *data, u8 len) 2982 { 2983 const struct ieee80211_eht_operation *elem = (const void *)data; 2984 u8 needed = sizeof(*elem); 2985 2986 if (len < needed) 2987 return false; 2988 2989 if (elem->params & IEEE80211_EHT_OPER_INFO_PRESENT) { 2990 needed += 3; 2991 2992 if (elem->params & 2993 IEEE80211_EHT_OPER_DISABLED_SUBCHANNEL_BITMAP_PRESENT) 2994 needed += 2; 2995 } 2996 2997 return len >= needed; 2998 } 2999 3000 #define LISTEN_INT_USF GENMASK(15, 14) 3001 #define LISTEN_INT_UI GENMASK(13, 0) 3002 3003 #define IEEE80211_MAX_USF FIELD_MAX(LISTEN_INT_USF) 3004 #define IEEE80211_MAX_UI FIELD_MAX(LISTEN_INT_UI) 3005 3006 /* Authentication algorithms */ 3007 #define WLAN_AUTH_OPEN 0 3008 #define WLAN_AUTH_SHARED_KEY 1 3009 #define WLAN_AUTH_FT 2 3010 #define WLAN_AUTH_SAE 3 3011 #define WLAN_AUTH_FILS_SK 4 3012 #define WLAN_AUTH_FILS_SK_PFS 5 3013 #define WLAN_AUTH_FILS_PK 6 3014 #define WLAN_AUTH_LEAP 128 3015 3016 #define WLAN_AUTH_CHALLENGE_LEN 128 3017 3018 #define WLAN_CAPABILITY_ESS (1<<0) 3019 #define WLAN_CAPABILITY_IBSS (1<<1) 3020 3021 /* 3022 * A mesh STA sets the ESS and IBSS capability bits to zero. 3023 * however, this holds true for p2p probe responses (in the p2p_find 3024 * phase) as well. 3025 */ 3026 #define WLAN_CAPABILITY_IS_STA_BSS(cap) \ 3027 (!((cap) & (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS))) 3028 3029 #define WLAN_CAPABILITY_CF_POLLABLE (1<<2) 3030 #define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3) 3031 #define WLAN_CAPABILITY_PRIVACY (1<<4) 3032 #define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5) 3033 #define WLAN_CAPABILITY_PBCC (1<<6) 3034 #define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7) 3035 3036 /* 802.11h */ 3037 #define WLAN_CAPABILITY_SPECTRUM_MGMT (1<<8) 3038 #define WLAN_CAPABILITY_QOS (1<<9) 3039 #define WLAN_CAPABILITY_SHORT_SLOT_TIME (1<<10) 3040 #define WLAN_CAPABILITY_APSD (1<<11) 3041 #define WLAN_CAPABILITY_RADIO_MEASURE (1<<12) 3042 #define WLAN_CAPABILITY_DSSS_OFDM (1<<13) 3043 #define WLAN_CAPABILITY_DEL_BACK (1<<14) 3044 #define WLAN_CAPABILITY_IMM_BACK (1<<15) 3045 3046 /* DMG (60gHz) 802.11ad */ 3047 /* type - bits 0..1 */ 3048 #define WLAN_CAPABILITY_DMG_TYPE_MASK (3<<0) 3049 #define WLAN_CAPABILITY_DMG_TYPE_IBSS (1<<0) /* Tx by: STA */ 3050 #define WLAN_CAPABILITY_DMG_TYPE_PBSS (2<<0) /* Tx by: PCP */ 3051 #define WLAN_CAPABILITY_DMG_TYPE_AP (3<<0) /* Tx by: AP */ 3052 3053 #define WLAN_CAPABILITY_DMG_CBAP_ONLY (1<<2) 3054 #define WLAN_CAPABILITY_DMG_CBAP_SOURCE (1<<3) 3055 #define WLAN_CAPABILITY_DMG_PRIVACY (1<<4) 3056 #define WLAN_CAPABILITY_DMG_ECPAC (1<<5) 3057 3058 #define WLAN_CAPABILITY_DMG_SPECTRUM_MGMT (1<<8) 3059 #define WLAN_CAPABILITY_DMG_RADIO_MEASURE (1<<12) 3060 3061 /* measurement */ 3062 #define IEEE80211_SPCT_MSR_RPRT_MODE_LATE (1<<0) 3063 #define IEEE80211_SPCT_MSR_RPRT_MODE_INCAPABLE (1<<1) 3064 #define IEEE80211_SPCT_MSR_RPRT_MODE_REFUSED (1<<2) 3065 3066 #define IEEE80211_SPCT_MSR_RPRT_TYPE_BASIC 0 3067 #define IEEE80211_SPCT_MSR_RPRT_TYPE_CCA 1 3068 #define IEEE80211_SPCT_MSR_RPRT_TYPE_RPI 2 3069 #define IEEE80211_SPCT_MSR_RPRT_TYPE_LCI 8 3070 #define IEEE80211_SPCT_MSR_RPRT_TYPE_CIVIC 11 3071 3072 /* 802.11g ERP information element */ 3073 #define WLAN_ERP_NON_ERP_PRESENT (1<<0) 3074 #define WLAN_ERP_USE_PROTECTION (1<<1) 3075 #define WLAN_ERP_BARKER_PREAMBLE (1<<2) 3076 3077 /* WLAN_ERP_BARKER_PREAMBLE values */ 3078 enum { 3079 WLAN_ERP_PREAMBLE_SHORT = 0, 3080 WLAN_ERP_PREAMBLE_LONG = 1, 3081 }; 3082 3083 /* Band ID, 802.11ad #8.4.1.45 */ 3084 enum { 3085 IEEE80211_BANDID_TV_WS = 0, /* TV white spaces */ 3086 IEEE80211_BANDID_SUB1 = 1, /* Sub-1 GHz (excluding TV white spaces) */ 3087 IEEE80211_BANDID_2G = 2, /* 2.4 GHz */ 3088 IEEE80211_BANDID_3G = 3, /* 3.6 GHz */ 3089 IEEE80211_BANDID_5G = 4, /* 4.9 and 5 GHz */ 3090 IEEE80211_BANDID_60G = 5, /* 60 GHz */ 3091 }; 3092 3093 /* Status codes */ 3094 enum ieee80211_statuscode { 3095 WLAN_STATUS_SUCCESS = 0, 3096 WLAN_STATUS_UNSPECIFIED_FAILURE = 1, 3097 WLAN_STATUS_CAPS_UNSUPPORTED = 10, 3098 WLAN_STATUS_REASSOC_NO_ASSOC = 11, 3099 WLAN_STATUS_ASSOC_DENIED_UNSPEC = 12, 3100 WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG = 13, 3101 WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION = 14, 3102 WLAN_STATUS_CHALLENGE_FAIL = 15, 3103 WLAN_STATUS_AUTH_TIMEOUT = 16, 3104 WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA = 17, 3105 WLAN_STATUS_ASSOC_DENIED_RATES = 18, 3106 /* 802.11b */ 3107 WLAN_STATUS_ASSOC_DENIED_NOSHORTPREAMBLE = 19, 3108 WLAN_STATUS_ASSOC_DENIED_NOPBCC = 20, 3109 WLAN_STATUS_ASSOC_DENIED_NOAGILITY = 21, 3110 /* 802.11h */ 3111 WLAN_STATUS_ASSOC_DENIED_NOSPECTRUM = 22, 3112 WLAN_STATUS_ASSOC_REJECTED_BAD_POWER = 23, 3113 WLAN_STATUS_ASSOC_REJECTED_BAD_SUPP_CHAN = 24, 3114 /* 802.11g */ 3115 WLAN_STATUS_ASSOC_DENIED_NOSHORTTIME = 25, 3116 WLAN_STATUS_ASSOC_DENIED_NODSSSOFDM = 26, 3117 /* 802.11w */ 3118 WLAN_STATUS_ASSOC_REJECTED_TEMPORARILY = 30, 3119 WLAN_STATUS_ROBUST_MGMT_FRAME_POLICY_VIOLATION = 31, 3120 /* 802.11i */ 3121 WLAN_STATUS_INVALID_IE = 40, 3122 WLAN_STATUS_INVALID_GROUP_CIPHER = 41, 3123 WLAN_STATUS_INVALID_PAIRWISE_CIPHER = 42, 3124 WLAN_STATUS_INVALID_AKMP = 43, 3125 WLAN_STATUS_UNSUPP_RSN_VERSION = 44, 3126 WLAN_STATUS_INVALID_RSN_IE_CAP = 45, 3127 WLAN_STATUS_CIPHER_SUITE_REJECTED = 46, 3128 /* 802.11e */ 3129 WLAN_STATUS_UNSPECIFIED_QOS = 32, 3130 WLAN_STATUS_ASSOC_DENIED_NOBANDWIDTH = 33, 3131 WLAN_STATUS_ASSOC_DENIED_LOWACK = 34, 3132 WLAN_STATUS_ASSOC_DENIED_UNSUPP_QOS = 35, 3133 WLAN_STATUS_REQUEST_DECLINED = 37, 3134 WLAN_STATUS_INVALID_QOS_PARAM = 38, 3135 WLAN_STATUS_CHANGE_TSPEC = 39, 3136 WLAN_STATUS_WAIT_TS_DELAY = 47, 3137 WLAN_STATUS_NO_DIRECT_LINK = 48, 3138 WLAN_STATUS_STA_NOT_PRESENT = 49, 3139 WLAN_STATUS_STA_NOT_QSTA = 50, 3140 /* 802.11s */ 3141 WLAN_STATUS_ANTI_CLOG_REQUIRED = 76, 3142 WLAN_STATUS_FCG_NOT_SUPP = 78, 3143 WLAN_STATUS_STA_NO_TBTT = 78, 3144 /* 802.11ad */ 3145 WLAN_STATUS_REJECTED_WITH_SUGGESTED_CHANGES = 39, 3146 WLAN_STATUS_REJECTED_FOR_DELAY_PERIOD = 47, 3147 WLAN_STATUS_REJECT_WITH_SCHEDULE = 83, 3148 WLAN_STATUS_PENDING_ADMITTING_FST_SESSION = 86, 3149 WLAN_STATUS_PERFORMING_FST_NOW = 87, 3150 WLAN_STATUS_PENDING_GAP_IN_BA_WINDOW = 88, 3151 WLAN_STATUS_REJECT_U_PID_SETTING = 89, 3152 WLAN_STATUS_REJECT_DSE_BAND = 96, 3153 WLAN_STATUS_DENIED_WITH_SUGGESTED_BAND_AND_CHANNEL = 99, 3154 WLAN_STATUS_DENIED_DUE_TO_SPECTRUM_MANAGEMENT = 103, 3155 /* 802.11ai */ 3156 WLAN_STATUS_FILS_AUTHENTICATION_FAILURE = 108, 3157 WLAN_STATUS_UNKNOWN_AUTHENTICATION_SERVER = 109, 3158 WLAN_STATUS_SAE_HASH_TO_ELEMENT = 126, 3159 WLAN_STATUS_SAE_PK = 127, 3160 }; 3161 3162 3163 /* Reason codes */ 3164 enum ieee80211_reasoncode { 3165 WLAN_REASON_UNSPECIFIED = 1, 3166 WLAN_REASON_PREV_AUTH_NOT_VALID = 2, 3167 WLAN_REASON_DEAUTH_LEAVING = 3, 3168 WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY = 4, 3169 WLAN_REASON_DISASSOC_AP_BUSY = 5, 3170 WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA = 6, 3171 WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA = 7, 3172 WLAN_REASON_DISASSOC_STA_HAS_LEFT = 8, 3173 WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH = 9, 3174 /* 802.11h */ 3175 WLAN_REASON_DISASSOC_BAD_POWER = 10, 3176 WLAN_REASON_DISASSOC_BAD_SUPP_CHAN = 11, 3177 /* 802.11i */ 3178 WLAN_REASON_INVALID_IE = 13, 3179 WLAN_REASON_MIC_FAILURE = 14, 3180 WLAN_REASON_4WAY_HANDSHAKE_TIMEOUT = 15, 3181 WLAN_REASON_GROUP_KEY_HANDSHAKE_TIMEOUT = 16, 3182 WLAN_REASON_IE_DIFFERENT = 17, 3183 WLAN_REASON_INVALID_GROUP_CIPHER = 18, 3184 WLAN_REASON_INVALID_PAIRWISE_CIPHER = 19, 3185 WLAN_REASON_INVALID_AKMP = 20, 3186 WLAN_REASON_UNSUPP_RSN_VERSION = 21, 3187 WLAN_REASON_INVALID_RSN_IE_CAP = 22, 3188 WLAN_REASON_IEEE8021X_FAILED = 23, 3189 WLAN_REASON_CIPHER_SUITE_REJECTED = 24, 3190 /* TDLS (802.11z) */ 3191 WLAN_REASON_TDLS_TEARDOWN_UNREACHABLE = 25, 3192 WLAN_REASON_TDLS_TEARDOWN_UNSPECIFIED = 26, 3193 /* 802.11e */ 3194 WLAN_REASON_DISASSOC_UNSPECIFIED_QOS = 32, 3195 WLAN_REASON_DISASSOC_QAP_NO_BANDWIDTH = 33, 3196 WLAN_REASON_DISASSOC_LOW_ACK = 34, 3197 WLAN_REASON_DISASSOC_QAP_EXCEED_TXOP = 35, 3198 WLAN_REASON_QSTA_LEAVE_QBSS = 36, 3199 WLAN_REASON_QSTA_NOT_USE = 37, 3200 WLAN_REASON_QSTA_REQUIRE_SETUP = 38, 3201 WLAN_REASON_QSTA_TIMEOUT = 39, 3202 WLAN_REASON_QSTA_CIPHER_NOT_SUPP = 45, 3203 /* 802.11s */ 3204 WLAN_REASON_MESH_PEER_CANCELED = 52, 3205 WLAN_REASON_MESH_MAX_PEERS = 53, 3206 WLAN_REASON_MESH_CONFIG = 54, 3207 WLAN_REASON_MESH_CLOSE = 55, 3208 WLAN_REASON_MESH_MAX_RETRIES = 56, 3209 WLAN_REASON_MESH_CONFIRM_TIMEOUT = 57, 3210 WLAN_REASON_MESH_INVALID_GTK = 58, 3211 WLAN_REASON_MESH_INCONSISTENT_PARAM = 59, 3212 WLAN_REASON_MESH_INVALID_SECURITY = 60, 3213 WLAN_REASON_MESH_PATH_ERROR = 61, 3214 WLAN_REASON_MESH_PATH_NOFORWARD = 62, 3215 WLAN_REASON_MESH_PATH_DEST_UNREACHABLE = 63, 3216 WLAN_REASON_MAC_EXISTS_IN_MBSS = 64, 3217 WLAN_REASON_MESH_CHAN_REGULATORY = 65, 3218 WLAN_REASON_MESH_CHAN = 66, 3219 }; 3220 3221 3222 /* Information Element IDs */ 3223 enum ieee80211_eid { 3224 WLAN_EID_SSID = 0, 3225 WLAN_EID_SUPP_RATES = 1, 3226 WLAN_EID_FH_PARAMS = 2, /* reserved now */ 3227 WLAN_EID_DS_PARAMS = 3, 3228 WLAN_EID_CF_PARAMS = 4, 3229 WLAN_EID_TIM = 5, 3230 WLAN_EID_IBSS_PARAMS = 6, 3231 WLAN_EID_COUNTRY = 7, 3232 /* 8, 9 reserved */ 3233 WLAN_EID_REQUEST = 10, 3234 WLAN_EID_QBSS_LOAD = 11, 3235 WLAN_EID_EDCA_PARAM_SET = 12, 3236 WLAN_EID_TSPEC = 13, 3237 WLAN_EID_TCLAS = 14, 3238 WLAN_EID_SCHEDULE = 15, 3239 WLAN_EID_CHALLENGE = 16, 3240 /* 17-31 reserved for challenge text extension */ 3241 WLAN_EID_PWR_CONSTRAINT = 32, 3242 WLAN_EID_PWR_CAPABILITY = 33, 3243 WLAN_EID_TPC_REQUEST = 34, 3244 WLAN_EID_TPC_REPORT = 35, 3245 WLAN_EID_SUPPORTED_CHANNELS = 36, 3246 WLAN_EID_CHANNEL_SWITCH = 37, 3247 WLAN_EID_MEASURE_REQUEST = 38, 3248 WLAN_EID_MEASURE_REPORT = 39, 3249 WLAN_EID_QUIET = 40, 3250 WLAN_EID_IBSS_DFS = 41, 3251 WLAN_EID_ERP_INFO = 42, 3252 WLAN_EID_TS_DELAY = 43, 3253 WLAN_EID_TCLAS_PROCESSING = 44, 3254 WLAN_EID_HT_CAPABILITY = 45, 3255 WLAN_EID_QOS_CAPA = 46, 3256 /* 47 reserved for Broadcom */ 3257 WLAN_EID_RSN = 48, 3258 WLAN_EID_802_15_COEX = 49, 3259 WLAN_EID_EXT_SUPP_RATES = 50, 3260 WLAN_EID_AP_CHAN_REPORT = 51, 3261 WLAN_EID_NEIGHBOR_REPORT = 52, 3262 WLAN_EID_RCPI = 53, 3263 WLAN_EID_MOBILITY_DOMAIN = 54, 3264 WLAN_EID_FAST_BSS_TRANSITION = 55, 3265 WLAN_EID_TIMEOUT_INTERVAL = 56, 3266 WLAN_EID_RIC_DATA = 57, 3267 WLAN_EID_DSE_REGISTERED_LOCATION = 58, 3268 WLAN_EID_SUPPORTED_REGULATORY_CLASSES = 59, 3269 WLAN_EID_EXT_CHANSWITCH_ANN = 60, 3270 WLAN_EID_HT_OPERATION = 61, 3271 WLAN_EID_SECONDARY_CHANNEL_OFFSET = 62, 3272 WLAN_EID_BSS_AVG_ACCESS_DELAY = 63, 3273 WLAN_EID_ANTENNA_INFO = 64, 3274 WLAN_EID_RSNI = 65, 3275 WLAN_EID_MEASUREMENT_PILOT_TX_INFO = 66, 3276 WLAN_EID_BSS_AVAILABLE_CAPACITY = 67, 3277 WLAN_EID_BSS_AC_ACCESS_DELAY = 68, 3278 WLAN_EID_TIME_ADVERTISEMENT = 69, 3279 WLAN_EID_RRM_ENABLED_CAPABILITIES = 70, 3280 WLAN_EID_MULTIPLE_BSSID = 71, 3281 WLAN_EID_BSS_COEX_2040 = 72, 3282 WLAN_EID_BSS_INTOLERANT_CHL_REPORT = 73, 3283 WLAN_EID_OVERLAP_BSS_SCAN_PARAM = 74, 3284 WLAN_EID_RIC_DESCRIPTOR = 75, 3285 WLAN_EID_MMIE = 76, 3286 WLAN_EID_ASSOC_COMEBACK_TIME = 77, 3287 WLAN_EID_EVENT_REQUEST = 78, 3288 WLAN_EID_EVENT_REPORT = 79, 3289 WLAN_EID_DIAGNOSTIC_REQUEST = 80, 3290 WLAN_EID_DIAGNOSTIC_REPORT = 81, 3291 WLAN_EID_LOCATION_PARAMS = 82, 3292 WLAN_EID_NON_TX_BSSID_CAP = 83, 3293 WLAN_EID_SSID_LIST = 84, 3294 WLAN_EID_MULTI_BSSID_IDX = 85, 3295 WLAN_EID_FMS_DESCRIPTOR = 86, 3296 WLAN_EID_FMS_REQUEST = 87, 3297 WLAN_EID_FMS_RESPONSE = 88, 3298 WLAN_EID_QOS_TRAFFIC_CAPA = 89, 3299 WLAN_EID_BSS_MAX_IDLE_PERIOD = 90, 3300 WLAN_EID_TSF_REQUEST = 91, 3301 WLAN_EID_TSF_RESPOSNE = 92, 3302 WLAN_EID_WNM_SLEEP_MODE = 93, 3303 WLAN_EID_TIM_BCAST_REQ = 94, 3304 WLAN_EID_TIM_BCAST_RESP = 95, 3305 WLAN_EID_COLL_IF_REPORT = 96, 3306 WLAN_EID_CHANNEL_USAGE = 97, 3307 WLAN_EID_TIME_ZONE = 98, 3308 WLAN_EID_DMS_REQUEST = 99, 3309 WLAN_EID_DMS_RESPONSE = 100, 3310 WLAN_EID_LINK_ID = 101, 3311 WLAN_EID_WAKEUP_SCHEDUL = 102, 3312 /* 103 reserved */ 3313 WLAN_EID_CHAN_SWITCH_TIMING = 104, 3314 WLAN_EID_PTI_CONTROL = 105, 3315 WLAN_EID_PU_BUFFER_STATUS = 106, 3316 WLAN_EID_INTERWORKING = 107, 3317 WLAN_EID_ADVERTISEMENT_PROTOCOL = 108, 3318 WLAN_EID_EXPEDITED_BW_REQ = 109, 3319 WLAN_EID_QOS_MAP_SET = 110, 3320 WLAN_EID_ROAMING_CONSORTIUM = 111, 3321 WLAN_EID_EMERGENCY_ALERT = 112, 3322 WLAN_EID_MESH_CONFIG = 113, 3323 WLAN_EID_MESH_ID = 114, 3324 WLAN_EID_LINK_METRIC_REPORT = 115, 3325 WLAN_EID_CONGESTION_NOTIFICATION = 116, 3326 WLAN_EID_PEER_MGMT = 117, 3327 WLAN_EID_CHAN_SWITCH_PARAM = 118, 3328 WLAN_EID_MESH_AWAKE_WINDOW = 119, 3329 WLAN_EID_BEACON_TIMING = 120, 3330 WLAN_EID_MCCAOP_SETUP_REQ = 121, 3331 WLAN_EID_MCCAOP_SETUP_RESP = 122, 3332 WLAN_EID_MCCAOP_ADVERT = 123, 3333 WLAN_EID_MCCAOP_TEARDOWN = 124, 3334 WLAN_EID_GANN = 125, 3335 WLAN_EID_RANN = 126, 3336 WLAN_EID_EXT_CAPABILITY = 127, 3337 /* 128, 129 reserved for Agere */ 3338 WLAN_EID_PREQ = 130, 3339 WLAN_EID_PREP = 131, 3340 WLAN_EID_PERR = 132, 3341 /* 133-136 reserved for Cisco */ 3342 WLAN_EID_PXU = 137, 3343 WLAN_EID_PXUC = 138, 3344 WLAN_EID_AUTH_MESH_PEER_EXCH = 139, 3345 WLAN_EID_MIC = 140, 3346 WLAN_EID_DESTINATION_URI = 141, 3347 WLAN_EID_UAPSD_COEX = 142, 3348 WLAN_EID_WAKEUP_SCHEDULE = 143, 3349 WLAN_EID_EXT_SCHEDULE = 144, 3350 WLAN_EID_STA_AVAILABILITY = 145, 3351 WLAN_EID_DMG_TSPEC = 146, 3352 WLAN_EID_DMG_AT = 147, 3353 WLAN_EID_DMG_CAP = 148, 3354 /* 149 reserved for Cisco */ 3355 WLAN_EID_CISCO_VENDOR_SPECIFIC = 150, 3356 WLAN_EID_DMG_OPERATION = 151, 3357 WLAN_EID_DMG_BSS_PARAM_CHANGE = 152, 3358 WLAN_EID_DMG_BEAM_REFINEMENT = 153, 3359 WLAN_EID_CHANNEL_MEASURE_FEEDBACK = 154, 3360 /* 155-156 reserved for Cisco */ 3361 WLAN_EID_AWAKE_WINDOW = 157, 3362 WLAN_EID_MULTI_BAND = 158, 3363 WLAN_EID_ADDBA_EXT = 159, 3364 WLAN_EID_NEXT_PCP_LIST = 160, 3365 WLAN_EID_PCP_HANDOVER = 161, 3366 WLAN_EID_DMG_LINK_MARGIN = 162, 3367 WLAN_EID_SWITCHING_STREAM = 163, 3368 WLAN_EID_SESSION_TRANSITION = 164, 3369 WLAN_EID_DYN_TONE_PAIRING_REPORT = 165, 3370 WLAN_EID_CLUSTER_REPORT = 166, 3371 WLAN_EID_RELAY_CAP = 167, 3372 WLAN_EID_RELAY_XFER_PARAM_SET = 168, 3373 WLAN_EID_BEAM_LINK_MAINT = 169, 3374 WLAN_EID_MULTIPLE_MAC_ADDR = 170, 3375 WLAN_EID_U_PID = 171, 3376 WLAN_EID_DMG_LINK_ADAPT_ACK = 172, 3377 /* 173 reserved for Symbol */ 3378 WLAN_EID_MCCAOP_ADV_OVERVIEW = 174, 3379 WLAN_EID_QUIET_PERIOD_REQ = 175, 3380 /* 176 reserved for Symbol */ 3381 WLAN_EID_QUIET_PERIOD_RESP = 177, 3382 /* 178-179 reserved for Symbol */ 3383 /* 180 reserved for ISO/IEC 20011 */ 3384 WLAN_EID_EPAC_POLICY = 182, 3385 WLAN_EID_CLISTER_TIME_OFF = 183, 3386 WLAN_EID_INTER_AC_PRIO = 184, 3387 WLAN_EID_SCS_DESCRIPTOR = 185, 3388 WLAN_EID_QLOAD_REPORT = 186, 3389 WLAN_EID_HCCA_TXOP_UPDATE_COUNT = 187, 3390 WLAN_EID_HL_STREAM_ID = 188, 3391 WLAN_EID_GCR_GROUP_ADDR = 189, 3392 WLAN_EID_ANTENNA_SECTOR_ID_PATTERN = 190, 3393 WLAN_EID_VHT_CAPABILITY = 191, 3394 WLAN_EID_VHT_OPERATION = 192, 3395 WLAN_EID_EXTENDED_BSS_LOAD = 193, 3396 WLAN_EID_WIDE_BW_CHANNEL_SWITCH = 194, 3397 WLAN_EID_TX_POWER_ENVELOPE = 195, 3398 WLAN_EID_CHANNEL_SWITCH_WRAPPER = 196, 3399 WLAN_EID_AID = 197, 3400 WLAN_EID_QUIET_CHANNEL = 198, 3401 WLAN_EID_OPMODE_NOTIF = 199, 3402 3403 WLAN_EID_REDUCED_NEIGHBOR_REPORT = 201, 3404 3405 WLAN_EID_AID_REQUEST = 210, 3406 WLAN_EID_AID_RESPONSE = 211, 3407 WLAN_EID_S1G_BCN_COMPAT = 213, 3408 WLAN_EID_S1G_SHORT_BCN_INTERVAL = 214, 3409 WLAN_EID_S1G_TWT = 216, 3410 WLAN_EID_S1G_CAPABILITIES = 217, 3411 WLAN_EID_VENDOR_SPECIFIC = 221, 3412 WLAN_EID_QOS_PARAMETER = 222, 3413 WLAN_EID_S1G_OPERATION = 232, 3414 WLAN_EID_CAG_NUMBER = 237, 3415 WLAN_EID_AP_CSN = 239, 3416 WLAN_EID_FILS_INDICATION = 240, 3417 WLAN_EID_DILS = 241, 3418 WLAN_EID_FRAGMENT = 242, 3419 WLAN_EID_RSNX = 244, 3420 WLAN_EID_EXTENSION = 255 3421 }; 3422 3423 /* Element ID Extensions for Element ID 255 */ 3424 enum ieee80211_eid_ext { 3425 WLAN_EID_EXT_ASSOC_DELAY_INFO = 1, 3426 WLAN_EID_EXT_FILS_REQ_PARAMS = 2, 3427 WLAN_EID_EXT_FILS_KEY_CONFIRM = 3, 3428 WLAN_EID_EXT_FILS_SESSION = 4, 3429 WLAN_EID_EXT_FILS_HLP_CONTAINER = 5, 3430 WLAN_EID_EXT_FILS_IP_ADDR_ASSIGN = 6, 3431 WLAN_EID_EXT_KEY_DELIVERY = 7, 3432 WLAN_EID_EXT_FILS_WRAPPED_DATA = 8, 3433 WLAN_EID_EXT_FILS_PUBLIC_KEY = 12, 3434 WLAN_EID_EXT_FILS_NONCE = 13, 3435 WLAN_EID_EXT_FUTURE_CHAN_GUIDANCE = 14, 3436 WLAN_EID_EXT_HE_CAPABILITY = 35, 3437 WLAN_EID_EXT_HE_OPERATION = 36, 3438 WLAN_EID_EXT_UORA = 37, 3439 WLAN_EID_EXT_HE_MU_EDCA = 38, 3440 WLAN_EID_EXT_HE_SPR = 39, 3441 WLAN_EID_EXT_NDP_FEEDBACK_REPORT_PARAMSET = 41, 3442 WLAN_EID_EXT_BSS_COLOR_CHG_ANN = 42, 3443 WLAN_EID_EXT_QUIET_TIME_PERIOD_SETUP = 43, 3444 WLAN_EID_EXT_ESS_REPORT = 45, 3445 WLAN_EID_EXT_OPS = 46, 3446 WLAN_EID_EXT_HE_BSS_LOAD = 47, 3447 WLAN_EID_EXT_MAX_CHANNEL_SWITCH_TIME = 52, 3448 WLAN_EID_EXT_MULTIPLE_BSSID_CONFIGURATION = 55, 3449 WLAN_EID_EXT_NON_INHERITANCE = 56, 3450 WLAN_EID_EXT_KNOWN_BSSID = 57, 3451 WLAN_EID_EXT_SHORT_SSID_LIST = 58, 3452 WLAN_EID_EXT_HE_6GHZ_CAPA = 59, 3453 WLAN_EID_EXT_UL_MU_POWER_CAPA = 60, 3454 WLAN_EID_EXT_EHT_OPERATION = 106, 3455 WLAN_EID_EXT_EHT_MULTI_LINK = 107, 3456 WLAN_EID_EXT_EHT_CAPABILITY = 108, 3457 }; 3458 3459 /* Action category code */ 3460 enum ieee80211_category { 3461 WLAN_CATEGORY_SPECTRUM_MGMT = 0, 3462 WLAN_CATEGORY_QOS = 1, 3463 WLAN_CATEGORY_DLS = 2, 3464 WLAN_CATEGORY_BACK = 3, 3465 WLAN_CATEGORY_PUBLIC = 4, 3466 WLAN_CATEGORY_RADIO_MEASUREMENT = 5, 3467 WLAN_CATEGORY_FAST_BBS_TRANSITION = 6, 3468 WLAN_CATEGORY_HT = 7, 3469 WLAN_CATEGORY_SA_QUERY = 8, 3470 WLAN_CATEGORY_PROTECTED_DUAL_OF_ACTION = 9, 3471 WLAN_CATEGORY_WNM = 10, 3472 WLAN_CATEGORY_WNM_UNPROTECTED = 11, 3473 WLAN_CATEGORY_TDLS = 12, 3474 WLAN_CATEGORY_MESH_ACTION = 13, 3475 WLAN_CATEGORY_MULTIHOP_ACTION = 14, 3476 WLAN_CATEGORY_SELF_PROTECTED = 15, 3477 WLAN_CATEGORY_DMG = 16, 3478 WLAN_CATEGORY_WMM = 17, 3479 WLAN_CATEGORY_FST = 18, 3480 WLAN_CATEGORY_UNPROT_DMG = 20, 3481 WLAN_CATEGORY_VHT = 21, 3482 WLAN_CATEGORY_S1G = 22, 3483 WLAN_CATEGORY_VENDOR_SPECIFIC_PROTECTED = 126, 3484 WLAN_CATEGORY_VENDOR_SPECIFIC = 127, 3485 }; 3486 3487 /* SPECTRUM_MGMT action code */ 3488 enum ieee80211_spectrum_mgmt_actioncode { 3489 WLAN_ACTION_SPCT_MSR_REQ = 0, 3490 WLAN_ACTION_SPCT_MSR_RPRT = 1, 3491 WLAN_ACTION_SPCT_TPC_REQ = 2, 3492 WLAN_ACTION_SPCT_TPC_RPRT = 3, 3493 WLAN_ACTION_SPCT_CHL_SWITCH = 4, 3494 }; 3495 3496 /* HT action codes */ 3497 enum ieee80211_ht_actioncode { 3498 WLAN_HT_ACTION_NOTIFY_CHANWIDTH = 0, 3499 WLAN_HT_ACTION_SMPS = 1, 3500 WLAN_HT_ACTION_PSMP = 2, 3501 WLAN_HT_ACTION_PCO_PHASE = 3, 3502 WLAN_HT_ACTION_CSI = 4, 3503 WLAN_HT_ACTION_NONCOMPRESSED_BF = 5, 3504 WLAN_HT_ACTION_COMPRESSED_BF = 6, 3505 WLAN_HT_ACTION_ASEL_IDX_FEEDBACK = 7, 3506 }; 3507 3508 /* VHT action codes */ 3509 enum ieee80211_vht_actioncode { 3510 WLAN_VHT_ACTION_COMPRESSED_BF = 0, 3511 WLAN_VHT_ACTION_GROUPID_MGMT = 1, 3512 WLAN_VHT_ACTION_OPMODE_NOTIF = 2, 3513 }; 3514 3515 /* Self Protected Action codes */ 3516 enum ieee80211_self_protected_actioncode { 3517 WLAN_SP_RESERVED = 0, 3518 WLAN_SP_MESH_PEERING_OPEN = 1, 3519 WLAN_SP_MESH_PEERING_CONFIRM = 2, 3520 WLAN_SP_MESH_PEERING_CLOSE = 3, 3521 WLAN_SP_MGK_INFORM = 4, 3522 WLAN_SP_MGK_ACK = 5, 3523 }; 3524 3525 /* Mesh action codes */ 3526 enum ieee80211_mesh_actioncode { 3527 WLAN_MESH_ACTION_LINK_METRIC_REPORT, 3528 WLAN_MESH_ACTION_HWMP_PATH_SELECTION, 3529 WLAN_MESH_ACTION_GATE_ANNOUNCEMENT, 3530 WLAN_MESH_ACTION_CONGESTION_CONTROL_NOTIFICATION, 3531 WLAN_MESH_ACTION_MCCA_SETUP_REQUEST, 3532 WLAN_MESH_ACTION_MCCA_SETUP_REPLY, 3533 WLAN_MESH_ACTION_MCCA_ADVERTISEMENT_REQUEST, 3534 WLAN_MESH_ACTION_MCCA_ADVERTISEMENT, 3535 WLAN_MESH_ACTION_MCCA_TEARDOWN, 3536 WLAN_MESH_ACTION_TBTT_ADJUSTMENT_REQUEST, 3537 WLAN_MESH_ACTION_TBTT_ADJUSTMENT_RESPONSE, 3538 }; 3539 3540 /* Unprotected WNM action codes */ 3541 enum ieee80211_unprotected_wnm_actioncode { 3542 WLAN_UNPROTECTED_WNM_ACTION_TIM = 0, 3543 WLAN_UNPROTECTED_WNM_ACTION_TIMING_MEASUREMENT_RESPONSE = 1, 3544 }; 3545 3546 /* Security key length */ 3547 enum ieee80211_key_len { 3548 WLAN_KEY_LEN_WEP40 = 5, 3549 WLAN_KEY_LEN_WEP104 = 13, 3550 WLAN_KEY_LEN_CCMP = 16, 3551 WLAN_KEY_LEN_CCMP_256 = 32, 3552 WLAN_KEY_LEN_TKIP = 32, 3553 WLAN_KEY_LEN_AES_CMAC = 16, 3554 WLAN_KEY_LEN_SMS4 = 32, 3555 WLAN_KEY_LEN_GCMP = 16, 3556 WLAN_KEY_LEN_GCMP_256 = 32, 3557 WLAN_KEY_LEN_BIP_CMAC_256 = 32, 3558 WLAN_KEY_LEN_BIP_GMAC_128 = 16, 3559 WLAN_KEY_LEN_BIP_GMAC_256 = 32, 3560 }; 3561 3562 enum ieee80211_s1g_actioncode { 3563 WLAN_S1G_AID_SWITCH_REQUEST, 3564 WLAN_S1G_AID_SWITCH_RESPONSE, 3565 WLAN_S1G_SYNC_CONTROL, 3566 WLAN_S1G_STA_INFO_ANNOUNCE, 3567 WLAN_S1G_EDCA_PARAM_SET, 3568 WLAN_S1G_EL_OPERATION, 3569 WLAN_S1G_TWT_SETUP, 3570 WLAN_S1G_TWT_TEARDOWN, 3571 WLAN_S1G_SECT_GROUP_ID_LIST, 3572 WLAN_S1G_SECT_ID_FEEDBACK, 3573 WLAN_S1G_TWT_INFORMATION = 11, 3574 }; 3575 3576 #define IEEE80211_WEP_IV_LEN 4 3577 #define IEEE80211_WEP_ICV_LEN 4 3578 #define IEEE80211_CCMP_HDR_LEN 8 3579 #define IEEE80211_CCMP_MIC_LEN 8 3580 #define IEEE80211_CCMP_PN_LEN 6 3581 #define IEEE80211_CCMP_256_HDR_LEN 8 3582 #define IEEE80211_CCMP_256_MIC_LEN 16 3583 #define IEEE80211_CCMP_256_PN_LEN 6 3584 #define IEEE80211_TKIP_IV_LEN 8 3585 #define IEEE80211_TKIP_ICV_LEN 4 3586 #define IEEE80211_CMAC_PN_LEN 6 3587 #define IEEE80211_GMAC_PN_LEN 6 3588 #define IEEE80211_GCMP_HDR_LEN 8 3589 #define IEEE80211_GCMP_MIC_LEN 16 3590 #define IEEE80211_GCMP_PN_LEN 6 3591 3592 #define FILS_NONCE_LEN 16 3593 #define FILS_MAX_KEK_LEN 64 3594 3595 #define FILS_ERP_MAX_USERNAME_LEN 16 3596 #define FILS_ERP_MAX_REALM_LEN 253 3597 #define FILS_ERP_MAX_RRK_LEN 64 3598 3599 #define PMK_MAX_LEN 64 3600 #define SAE_PASSWORD_MAX_LEN 128 3601 3602 /* Public action codes (IEEE Std 802.11-2016, 9.6.8.1, Table 9-307) */ 3603 enum ieee80211_pub_actioncode { 3604 WLAN_PUB_ACTION_20_40_BSS_COEX = 0, 3605 WLAN_PUB_ACTION_DSE_ENABLEMENT = 1, 3606 WLAN_PUB_ACTION_DSE_DEENABLEMENT = 2, 3607 WLAN_PUB_ACTION_DSE_REG_LOC_ANN = 3, 3608 WLAN_PUB_ACTION_EXT_CHANSW_ANN = 4, 3609 WLAN_PUB_ACTION_DSE_MSMT_REQ = 5, 3610 WLAN_PUB_ACTION_DSE_MSMT_RESP = 6, 3611 WLAN_PUB_ACTION_MSMT_PILOT = 7, 3612 WLAN_PUB_ACTION_DSE_PC = 8, 3613 WLAN_PUB_ACTION_VENDOR_SPECIFIC = 9, 3614 WLAN_PUB_ACTION_GAS_INITIAL_REQ = 10, 3615 WLAN_PUB_ACTION_GAS_INITIAL_RESP = 11, 3616 WLAN_PUB_ACTION_GAS_COMEBACK_REQ = 12, 3617 WLAN_PUB_ACTION_GAS_COMEBACK_RESP = 13, 3618 WLAN_PUB_ACTION_TDLS_DISCOVER_RES = 14, 3619 WLAN_PUB_ACTION_LOC_TRACK_NOTI = 15, 3620 WLAN_PUB_ACTION_QAB_REQUEST_FRAME = 16, 3621 WLAN_PUB_ACTION_QAB_RESPONSE_FRAME = 17, 3622 WLAN_PUB_ACTION_QMF_POLICY = 18, 3623 WLAN_PUB_ACTION_QMF_POLICY_CHANGE = 19, 3624 WLAN_PUB_ACTION_QLOAD_REQUEST = 20, 3625 WLAN_PUB_ACTION_QLOAD_REPORT = 21, 3626 WLAN_PUB_ACTION_HCCA_TXOP_ADVERT = 22, 3627 WLAN_PUB_ACTION_HCCA_TXOP_RESPONSE = 23, 3628 WLAN_PUB_ACTION_PUBLIC_KEY = 24, 3629 WLAN_PUB_ACTION_CHANNEL_AVAIL_QUERY = 25, 3630 WLAN_PUB_ACTION_CHANNEL_SCHEDULE_MGMT = 26, 3631 WLAN_PUB_ACTION_CONTACT_VERI_SIGNAL = 27, 3632 WLAN_PUB_ACTION_GDD_ENABLEMENT_REQ = 28, 3633 WLAN_PUB_ACTION_GDD_ENABLEMENT_RESP = 29, 3634 WLAN_PUB_ACTION_NETWORK_CHANNEL_CONTROL = 30, 3635 WLAN_PUB_ACTION_WHITE_SPACE_MAP_ANN = 31, 3636 WLAN_PUB_ACTION_FTM_REQUEST = 32, 3637 WLAN_PUB_ACTION_FTM_RESPONSE = 33, 3638 WLAN_PUB_ACTION_FILS_DISCOVERY = 34, 3639 }; 3640 3641 /* TDLS action codes */ 3642 enum ieee80211_tdls_actioncode { 3643 WLAN_TDLS_SETUP_REQUEST = 0, 3644 WLAN_TDLS_SETUP_RESPONSE = 1, 3645 WLAN_TDLS_SETUP_CONFIRM = 2, 3646 WLAN_TDLS_TEARDOWN = 3, 3647 WLAN_TDLS_PEER_TRAFFIC_INDICATION = 4, 3648 WLAN_TDLS_CHANNEL_SWITCH_REQUEST = 5, 3649 WLAN_TDLS_CHANNEL_SWITCH_RESPONSE = 6, 3650 WLAN_TDLS_PEER_PSM_REQUEST = 7, 3651 WLAN_TDLS_PEER_PSM_RESPONSE = 8, 3652 WLAN_TDLS_PEER_TRAFFIC_RESPONSE = 9, 3653 WLAN_TDLS_DISCOVERY_REQUEST = 10, 3654 }; 3655 3656 /* Extended Channel Switching capability to be set in the 1st byte of 3657 * the @WLAN_EID_EXT_CAPABILITY information element 3658 */ 3659 #define WLAN_EXT_CAPA1_EXT_CHANNEL_SWITCHING BIT(2) 3660 3661 /* Multiple BSSID capability is set in the 6th bit of 3rd byte of the 3662 * @WLAN_EID_EXT_CAPABILITY information element 3663 */ 3664 #define WLAN_EXT_CAPA3_MULTI_BSSID_SUPPORT BIT(6) 3665 3666 /* Timing Measurement protocol for time sync is set in the 7th bit of 3rd byte 3667 * of the @WLAN_EID_EXT_CAPABILITY information element 3668 */ 3669 #define WLAN_EXT_CAPA3_TIMING_MEASUREMENT_SUPPORT BIT(7) 3670 3671 /* TDLS capabilities in the 4th byte of @WLAN_EID_EXT_CAPABILITY */ 3672 #define WLAN_EXT_CAPA4_TDLS_BUFFER_STA BIT(4) 3673 #define WLAN_EXT_CAPA4_TDLS_PEER_PSM BIT(5) 3674 #define WLAN_EXT_CAPA4_TDLS_CHAN_SWITCH BIT(6) 3675 3676 /* Interworking capabilities are set in 7th bit of 4th byte of the 3677 * @WLAN_EID_EXT_CAPABILITY information element 3678 */ 3679 #define WLAN_EXT_CAPA4_INTERWORKING_ENABLED BIT(7) 3680 3681 /* 3682 * TDLS capabililites to be enabled in the 5th byte of the 3683 * @WLAN_EID_EXT_CAPABILITY information element 3684 */ 3685 #define WLAN_EXT_CAPA5_TDLS_ENABLED BIT(5) 3686 #define WLAN_EXT_CAPA5_TDLS_PROHIBITED BIT(6) 3687 #define WLAN_EXT_CAPA5_TDLS_CH_SW_PROHIBITED BIT(7) 3688 3689 #define WLAN_EXT_CAPA8_TDLS_WIDE_BW_ENABLED BIT(5) 3690 #define WLAN_EXT_CAPA8_OPMODE_NOTIF BIT(6) 3691 3692 /* Defines the maximal number of MSDUs in an A-MSDU. */ 3693 #define WLAN_EXT_CAPA8_MAX_MSDU_IN_AMSDU_LSB BIT(7) 3694 #define WLAN_EXT_CAPA9_MAX_MSDU_IN_AMSDU_MSB BIT(0) 3695 3696 /* 3697 * Fine Timing Measurement Initiator - bit 71 of @WLAN_EID_EXT_CAPABILITY 3698 * information element 3699 */ 3700 #define WLAN_EXT_CAPA9_FTM_INITIATOR BIT(7) 3701 3702 /* Defines support for TWT Requester and TWT Responder */ 3703 #define WLAN_EXT_CAPA10_TWT_REQUESTER_SUPPORT BIT(5) 3704 #define WLAN_EXT_CAPA10_TWT_RESPONDER_SUPPORT BIT(6) 3705 3706 /* 3707 * When set, indicates that the AP is able to tolerate 26-tone RU UL 3708 * OFDMA transmissions using HE TB PPDU from OBSS (not falsely classify the 3709 * 26-tone RU UL OFDMA transmissions as radar pulses). 3710 */ 3711 #define WLAN_EXT_CAPA10_OBSS_NARROW_BW_RU_TOLERANCE_SUPPORT BIT(7) 3712 3713 /* Defines support for enhanced multi-bssid advertisement*/ 3714 #define WLAN_EXT_CAPA11_EMA_SUPPORT BIT(3) 3715 3716 /* TDLS specific payload type in the LLC/SNAP header */ 3717 #define WLAN_TDLS_SNAP_RFTYPE 0x2 3718 3719 /* BSS Coex IE information field bits */ 3720 #define WLAN_BSS_COEX_INFORMATION_REQUEST BIT(0) 3721 3722 /** 3723 * enum ieee80211_mesh_sync_method - mesh synchronization method identifier 3724 * 3725 * @IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET: the default synchronization method 3726 * @IEEE80211_SYNC_METHOD_VENDOR: a vendor specific synchronization method 3727 * that will be specified in a vendor specific information element 3728 */ 3729 enum ieee80211_mesh_sync_method { 3730 IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET = 1, 3731 IEEE80211_SYNC_METHOD_VENDOR = 255, 3732 }; 3733 3734 /** 3735 * enum ieee80211_mesh_path_protocol - mesh path selection protocol identifier 3736 * 3737 * @IEEE80211_PATH_PROTOCOL_HWMP: the default path selection protocol 3738 * @IEEE80211_PATH_PROTOCOL_VENDOR: a vendor specific protocol that will 3739 * be specified in a vendor specific information element 3740 */ 3741 enum ieee80211_mesh_path_protocol { 3742 IEEE80211_PATH_PROTOCOL_HWMP = 1, 3743 IEEE80211_PATH_PROTOCOL_VENDOR = 255, 3744 }; 3745 3746 /** 3747 * enum ieee80211_mesh_path_metric - mesh path selection metric identifier 3748 * 3749 * @IEEE80211_PATH_METRIC_AIRTIME: the default path selection metric 3750 * @IEEE80211_PATH_METRIC_VENDOR: a vendor specific metric that will be 3751 * specified in a vendor specific information element 3752 */ 3753 enum ieee80211_mesh_path_metric { 3754 IEEE80211_PATH_METRIC_AIRTIME = 1, 3755 IEEE80211_PATH_METRIC_VENDOR = 255, 3756 }; 3757 3758 /** 3759 * enum ieee80211_root_mode_identifier - root mesh STA mode identifier 3760 * 3761 * These attribute are used by dot11MeshHWMPRootMode to set root mesh STA mode 3762 * 3763 * @IEEE80211_ROOTMODE_NO_ROOT: the mesh STA is not a root mesh STA (default) 3764 * @IEEE80211_ROOTMODE_ROOT: the mesh STA is a root mesh STA if greater than 3765 * this value 3766 * @IEEE80211_PROACTIVE_PREQ_NO_PREP: the mesh STA is a root mesh STA supports 3767 * the proactive PREQ with proactive PREP subfield set to 0 3768 * @IEEE80211_PROACTIVE_PREQ_WITH_PREP: the mesh STA is a root mesh STA 3769 * supports the proactive PREQ with proactive PREP subfield set to 1 3770 * @IEEE80211_PROACTIVE_RANN: the mesh STA is a root mesh STA supports 3771 * the proactive RANN 3772 */ 3773 enum ieee80211_root_mode_identifier { 3774 IEEE80211_ROOTMODE_NO_ROOT = 0, 3775 IEEE80211_ROOTMODE_ROOT = 1, 3776 IEEE80211_PROACTIVE_PREQ_NO_PREP = 2, 3777 IEEE80211_PROACTIVE_PREQ_WITH_PREP = 3, 3778 IEEE80211_PROACTIVE_RANN = 4, 3779 }; 3780 3781 /* 3782 * IEEE 802.11-2007 7.3.2.9 Country information element 3783 * 3784 * Minimum length is 8 octets, ie len must be evenly 3785 * divisible by 2 3786 */ 3787 3788 /* Although the spec says 8 I'm seeing 6 in practice */ 3789 #define IEEE80211_COUNTRY_IE_MIN_LEN 6 3790 3791 /* The Country String field of the element shall be 3 octets in length */ 3792 #define IEEE80211_COUNTRY_STRING_LEN 3 3793 3794 /* 3795 * For regulatory extension stuff see IEEE 802.11-2007 3796 * Annex I (page 1141) and Annex J (page 1147). Also 3797 * review 7.3.2.9. 3798 * 3799 * When dot11RegulatoryClassesRequired is true and the 3800 * first_channel/reg_extension_id is >= 201 then the IE 3801 * compromises of the 'ext' struct represented below: 3802 * 3803 * - Regulatory extension ID - when generating IE this just needs 3804 * to be monotonically increasing for each triplet passed in 3805 * the IE 3806 * - Regulatory class - index into set of rules 3807 * - Coverage class - index into air propagation time (Table 7-27), 3808 * in microseconds, you can compute the air propagation time from 3809 * the index by multiplying by 3, so index 10 yields a propagation 3810 * of 10 us. Valid values are 0-31, values 32-255 are not defined 3811 * yet. A value of 0 inicates air propagation of <= 1 us. 3812 * 3813 * See also Table I.2 for Emission limit sets and table 3814 * I.3 for Behavior limit sets. Table J.1 indicates how to map 3815 * a reg_class to an emission limit set and behavior limit set. 3816 */ 3817 #define IEEE80211_COUNTRY_EXTENSION_ID 201 3818 3819 /* 3820 * Channels numbers in the IE must be monotonically increasing 3821 * if dot11RegulatoryClassesRequired is not true. 3822 * 3823 * If dot11RegulatoryClassesRequired is true consecutive 3824 * subband triplets following a regulatory triplet shall 3825 * have monotonically increasing first_channel number fields. 3826 * 3827 * Channel numbers shall not overlap. 3828 * 3829 * Note that max_power is signed. 3830 */ 3831 struct ieee80211_country_ie_triplet { 3832 union { 3833 struct { 3834 u8 first_channel; 3835 u8 num_channels; 3836 s8 max_power; 3837 } __packed chans; 3838 struct { 3839 u8 reg_extension_id; 3840 u8 reg_class; 3841 u8 coverage_class; 3842 } __packed ext; 3843 }; 3844 } __packed; 3845 3846 enum ieee80211_timeout_interval_type { 3847 WLAN_TIMEOUT_REASSOC_DEADLINE = 1 /* 802.11r */, 3848 WLAN_TIMEOUT_KEY_LIFETIME = 2 /* 802.11r */, 3849 WLAN_TIMEOUT_ASSOC_COMEBACK = 3 /* 802.11w */, 3850 }; 3851 3852 /** 3853 * struct ieee80211_timeout_interval_ie - Timeout Interval element 3854 * @type: type, see &enum ieee80211_timeout_interval_type 3855 * @value: timeout interval value 3856 */ 3857 struct ieee80211_timeout_interval_ie { 3858 u8 type; 3859 __le32 value; 3860 } __packed; 3861 3862 /** 3863 * enum ieee80211_idle_options - BSS idle options 3864 * @WLAN_IDLE_OPTIONS_PROTECTED_KEEP_ALIVE: the station should send an RSN 3865 * protected frame to the AP to reset the idle timer at the AP for 3866 * the station. 3867 */ 3868 enum ieee80211_idle_options { 3869 WLAN_IDLE_OPTIONS_PROTECTED_KEEP_ALIVE = BIT(0), 3870 }; 3871 3872 /** 3873 * struct ieee80211_bss_max_idle_period_ie 3874 * 3875 * This structure refers to "BSS Max idle period element" 3876 * 3877 * @max_idle_period: indicates the time period during which a station can 3878 * refrain from transmitting frames to its associated AP without being 3879 * disassociated. In units of 1000 TUs. 3880 * @idle_options: indicates the options associated with the BSS idle capability 3881 * as specified in &enum ieee80211_idle_options. 3882 */ 3883 struct ieee80211_bss_max_idle_period_ie { 3884 __le16 max_idle_period; 3885 u8 idle_options; 3886 } __packed; 3887 3888 /* BACK action code */ 3889 enum ieee80211_back_actioncode { 3890 WLAN_ACTION_ADDBA_REQ = 0, 3891 WLAN_ACTION_ADDBA_RESP = 1, 3892 WLAN_ACTION_DELBA = 2, 3893 }; 3894 3895 /* BACK (block-ack) parties */ 3896 enum ieee80211_back_parties { 3897 WLAN_BACK_RECIPIENT = 0, 3898 WLAN_BACK_INITIATOR = 1, 3899 }; 3900 3901 /* SA Query action */ 3902 enum ieee80211_sa_query_action { 3903 WLAN_ACTION_SA_QUERY_REQUEST = 0, 3904 WLAN_ACTION_SA_QUERY_RESPONSE = 1, 3905 }; 3906 3907 /** 3908 * struct ieee80211_bssid_index 3909 * 3910 * This structure refers to "Multiple BSSID-index element" 3911 * 3912 * @bssid_index: BSSID index 3913 * @dtim_period: optional, overrides transmitted BSS dtim period 3914 * @dtim_count: optional, overrides transmitted BSS dtim count 3915 */ 3916 struct ieee80211_bssid_index { 3917 u8 bssid_index; 3918 u8 dtim_period; 3919 u8 dtim_count; 3920 }; 3921 3922 /** 3923 * struct ieee80211_multiple_bssid_configuration 3924 * 3925 * This structure refers to "Multiple BSSID Configuration element" 3926 * 3927 * @bssid_count: total number of active BSSIDs in the set 3928 * @profile_periodicity: the least number of beacon frames need to be received 3929 * in order to discover all the nontransmitted BSSIDs in the set. 3930 */ 3931 struct ieee80211_multiple_bssid_configuration { 3932 u8 bssid_count; 3933 u8 profile_periodicity; 3934 }; 3935 3936 #define SUITE(oui, id) (((oui) << 8) | (id)) 3937 3938 /* cipher suite selectors */ 3939 #define WLAN_CIPHER_SUITE_USE_GROUP SUITE(0x000FAC, 0) 3940 #define WLAN_CIPHER_SUITE_WEP40 SUITE(0x000FAC, 1) 3941 #define WLAN_CIPHER_SUITE_TKIP SUITE(0x000FAC, 2) 3942 /* reserved: SUITE(0x000FAC, 3) */ 3943 #define WLAN_CIPHER_SUITE_CCMP SUITE(0x000FAC, 4) 3944 #define WLAN_CIPHER_SUITE_WEP104 SUITE(0x000FAC, 5) 3945 #define WLAN_CIPHER_SUITE_AES_CMAC SUITE(0x000FAC, 6) 3946 #define WLAN_CIPHER_SUITE_GCMP SUITE(0x000FAC, 8) 3947 #define WLAN_CIPHER_SUITE_GCMP_256 SUITE(0x000FAC, 9) 3948 #define WLAN_CIPHER_SUITE_CCMP_256 SUITE(0x000FAC, 10) 3949 #define WLAN_CIPHER_SUITE_BIP_GMAC_128 SUITE(0x000FAC, 11) 3950 #define WLAN_CIPHER_SUITE_BIP_GMAC_256 SUITE(0x000FAC, 12) 3951 #define WLAN_CIPHER_SUITE_BIP_CMAC_256 SUITE(0x000FAC, 13) 3952 3953 #define WLAN_CIPHER_SUITE_SMS4 SUITE(0x001472, 1) 3954 3955 /* AKM suite selectors */ 3956 #define WLAN_AKM_SUITE_8021X SUITE(0x000FAC, 1) 3957 #define WLAN_AKM_SUITE_PSK SUITE(0x000FAC, 2) 3958 #define WLAN_AKM_SUITE_FT_8021X SUITE(0x000FAC, 3) 3959 #define WLAN_AKM_SUITE_FT_PSK SUITE(0x000FAC, 4) 3960 #define WLAN_AKM_SUITE_8021X_SHA256 SUITE(0x000FAC, 5) 3961 #define WLAN_AKM_SUITE_PSK_SHA256 SUITE(0x000FAC, 6) 3962 #define WLAN_AKM_SUITE_TDLS SUITE(0x000FAC, 7) 3963 #define WLAN_AKM_SUITE_SAE SUITE(0x000FAC, 8) 3964 #define WLAN_AKM_SUITE_FT_OVER_SAE SUITE(0x000FAC, 9) 3965 #define WLAN_AKM_SUITE_AP_PEER_KEY SUITE(0x000FAC, 10) 3966 #define WLAN_AKM_SUITE_8021X_SUITE_B SUITE(0x000FAC, 11) 3967 #define WLAN_AKM_SUITE_8021X_SUITE_B_192 SUITE(0x000FAC, 12) 3968 #define WLAN_AKM_SUITE_FT_8021X_SHA384 SUITE(0x000FAC, 13) 3969 #define WLAN_AKM_SUITE_FILS_SHA256 SUITE(0x000FAC, 14) 3970 #define WLAN_AKM_SUITE_FILS_SHA384 SUITE(0x000FAC, 15) 3971 #define WLAN_AKM_SUITE_FT_FILS_SHA256 SUITE(0x000FAC, 16) 3972 #define WLAN_AKM_SUITE_FT_FILS_SHA384 SUITE(0x000FAC, 17) 3973 #define WLAN_AKM_SUITE_OWE SUITE(0x000FAC, 18) 3974 #define WLAN_AKM_SUITE_FT_PSK_SHA384 SUITE(0x000FAC, 19) 3975 #define WLAN_AKM_SUITE_PSK_SHA384 SUITE(0x000FAC, 20) 3976 3977 #define WLAN_AKM_SUITE_WFA_DPP SUITE(WLAN_OUI_WFA, 2) 3978 3979 #define WLAN_MAX_KEY_LEN 32 3980 3981 #define WLAN_PMK_NAME_LEN 16 3982 #define WLAN_PMKID_LEN 16 3983 #define WLAN_PMK_LEN_EAP_LEAP 16 3984 #define WLAN_PMK_LEN 32 3985 #define WLAN_PMK_LEN_SUITE_B_192 48 3986 3987 #define WLAN_OUI_WFA 0x506f9a 3988 #define WLAN_OUI_TYPE_WFA_P2P 9 3989 #define WLAN_OUI_TYPE_WFA_DPP 0x1A 3990 #define WLAN_OUI_MICROSOFT 0x0050f2 3991 #define WLAN_OUI_TYPE_MICROSOFT_WPA 1 3992 #define WLAN_OUI_TYPE_MICROSOFT_WMM 2 3993 #define WLAN_OUI_TYPE_MICROSOFT_WPS 4 3994 #define WLAN_OUI_TYPE_MICROSOFT_TPC 8 3995 3996 /* 3997 * WMM/802.11e Tspec Element 3998 */ 3999 #define IEEE80211_WMM_IE_TSPEC_TID_MASK 0x0F 4000 #define IEEE80211_WMM_IE_TSPEC_TID_SHIFT 1 4001 4002 enum ieee80211_tspec_status_code { 4003 IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED = 0, 4004 IEEE80211_TSPEC_STATUS_ADDTS_INVAL_PARAMS = 0x1, 4005 }; 4006 4007 struct ieee80211_tspec_ie { 4008 u8 element_id; 4009 u8 len; 4010 u8 oui[3]; 4011 u8 oui_type; 4012 u8 oui_subtype; 4013 u8 version; 4014 __le16 tsinfo; 4015 u8 tsinfo_resvd; 4016 __le16 nominal_msdu; 4017 __le16 max_msdu; 4018 __le32 min_service_int; 4019 __le32 max_service_int; 4020 __le32 inactivity_int; 4021 __le32 suspension_int; 4022 __le32 service_start_time; 4023 __le32 min_data_rate; 4024 __le32 mean_data_rate; 4025 __le32 peak_data_rate; 4026 __le32 max_burst_size; 4027 __le32 delay_bound; 4028 __le32 min_phy_rate; 4029 __le16 sba; 4030 __le16 medium_time; 4031 } __packed; 4032 4033 struct ieee80211_he_6ghz_capa { 4034 /* uses IEEE80211_HE_6GHZ_CAP_* below */ 4035 __le16 capa; 4036 } __packed; 4037 4038 /* HE 6 GHz band capabilities */ 4039 /* uses enum ieee80211_min_mpdu_spacing values */ 4040 #define IEEE80211_HE_6GHZ_CAP_MIN_MPDU_START 0x0007 4041 /* uses enum ieee80211_vht_max_ampdu_length_exp values */ 4042 #define IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP 0x0038 4043 /* uses IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_* values */ 4044 #define IEEE80211_HE_6GHZ_CAP_MAX_MPDU_LEN 0x00c0 4045 /* WLAN_HT_CAP_SM_PS_* values */ 4046 #define IEEE80211_HE_6GHZ_CAP_SM_PS 0x0600 4047 #define IEEE80211_HE_6GHZ_CAP_RD_RESPONDER 0x0800 4048 #define IEEE80211_HE_6GHZ_CAP_RX_ANTPAT_CONS 0x1000 4049 #define IEEE80211_HE_6GHZ_CAP_TX_ANTPAT_CONS 0x2000 4050 4051 /** 4052 * ieee80211_get_qos_ctl - get pointer to qos control bytes 4053 * @hdr: the frame 4054 * 4055 * The qos ctrl bytes come after the frame_control, duration, seq_num 4056 * and 3 or 4 addresses of length ETH_ALEN. Checks frame_control to choose 4057 * between struct ieee80211_qos_hdr_4addr and struct ieee80211_qos_hdr. 4058 */ 4059 static inline u8 *ieee80211_get_qos_ctl(struct ieee80211_hdr *hdr) 4060 { 4061 union { 4062 struct ieee80211_qos_hdr addr3; 4063 struct ieee80211_qos_hdr_4addr addr4; 4064 } *qos; 4065 4066 qos = (void *)hdr; 4067 if (ieee80211_has_a4(qos->addr3.frame_control)) 4068 return (u8 *)&qos->addr4.qos_ctrl; 4069 else 4070 return (u8 *)&qos->addr3.qos_ctrl; 4071 } 4072 4073 /** 4074 * ieee80211_get_tid - get qos TID 4075 * @hdr: the frame 4076 */ 4077 static inline u8 ieee80211_get_tid(struct ieee80211_hdr *hdr) 4078 { 4079 u8 *qc = ieee80211_get_qos_ctl(hdr); 4080 4081 return qc[0] & IEEE80211_QOS_CTL_TID_MASK; 4082 } 4083 4084 /** 4085 * ieee80211_get_SA - get pointer to SA 4086 * @hdr: the frame 4087 * 4088 * Given an 802.11 frame, this function returns the offset 4089 * to the source address (SA). It does not verify that the 4090 * header is long enough to contain the address, and the 4091 * header must be long enough to contain the frame control 4092 * field. 4093 */ 4094 static inline u8 *ieee80211_get_SA(struct ieee80211_hdr *hdr) 4095 { 4096 if (ieee80211_has_a4(hdr->frame_control)) 4097 return hdr->addr4; 4098 if (ieee80211_has_fromds(hdr->frame_control)) 4099 return hdr->addr3; 4100 return hdr->addr2; 4101 } 4102 4103 /** 4104 * ieee80211_get_DA - get pointer to DA 4105 * @hdr: the frame 4106 * 4107 * Given an 802.11 frame, this function returns the offset 4108 * to the destination address (DA). It does not verify that 4109 * the header is long enough to contain the address, and the 4110 * header must be long enough to contain the frame control 4111 * field. 4112 */ 4113 static inline u8 *ieee80211_get_DA(struct ieee80211_hdr *hdr) 4114 { 4115 if (ieee80211_has_tods(hdr->frame_control)) 4116 return hdr->addr3; 4117 else 4118 return hdr->addr1; 4119 } 4120 4121 /** 4122 * ieee80211_is_bufferable_mmpdu - check if frame is bufferable MMPDU 4123 * @skb: the skb to check, starting with the 802.11 header 4124 */ 4125 static inline bool ieee80211_is_bufferable_mmpdu(struct sk_buff *skb) 4126 { 4127 struct ieee80211_mgmt *mgmt = (void *)skb->data; 4128 __le16 fc = mgmt->frame_control; 4129 4130 /* 4131 * IEEE 802.11 REVme D2.0 definition of bufferable MMPDU; 4132 * note that this ignores the IBSS special case. 4133 */ 4134 if (!ieee80211_is_mgmt(fc)) 4135 return false; 4136 4137 if (ieee80211_is_disassoc(fc) || ieee80211_is_deauth(fc)) 4138 return true; 4139 4140 if (!ieee80211_is_action(fc)) 4141 return false; 4142 4143 if (skb->len < offsetofend(typeof(*mgmt), u.action.u.ftm.action_code)) 4144 return true; 4145 4146 /* action frame - additionally check for non-bufferable FTM */ 4147 4148 if (mgmt->u.action.category != WLAN_CATEGORY_PUBLIC && 4149 mgmt->u.action.category != WLAN_CATEGORY_PROTECTED_DUAL_OF_ACTION) 4150 return true; 4151 4152 if (mgmt->u.action.u.ftm.action_code == WLAN_PUB_ACTION_FTM_REQUEST || 4153 mgmt->u.action.u.ftm.action_code == WLAN_PUB_ACTION_FTM_RESPONSE) 4154 return false; 4155 4156 return true; 4157 } 4158 4159 /** 4160 * _ieee80211_is_robust_mgmt_frame - check if frame is a robust management frame 4161 * @hdr: the frame (buffer must include at least the first octet of payload) 4162 */ 4163 static inline bool _ieee80211_is_robust_mgmt_frame(struct ieee80211_hdr *hdr) 4164 { 4165 if (ieee80211_is_disassoc(hdr->frame_control) || 4166 ieee80211_is_deauth(hdr->frame_control)) 4167 return true; 4168 4169 if (ieee80211_is_action(hdr->frame_control)) { 4170 u8 *category; 4171 4172 /* 4173 * Action frames, excluding Public Action frames, are Robust 4174 * Management Frames. However, if we are looking at a Protected 4175 * frame, skip the check since the data may be encrypted and 4176 * the frame has already been found to be a Robust Management 4177 * Frame (by the other end). 4178 */ 4179 if (ieee80211_has_protected(hdr->frame_control)) 4180 return true; 4181 category = ((u8 *) hdr) + 24; 4182 return *category != WLAN_CATEGORY_PUBLIC && 4183 *category != WLAN_CATEGORY_HT && 4184 *category != WLAN_CATEGORY_WNM_UNPROTECTED && 4185 *category != WLAN_CATEGORY_SELF_PROTECTED && 4186 *category != WLAN_CATEGORY_UNPROT_DMG && 4187 *category != WLAN_CATEGORY_VHT && 4188 *category != WLAN_CATEGORY_S1G && 4189 *category != WLAN_CATEGORY_VENDOR_SPECIFIC; 4190 } 4191 4192 return false; 4193 } 4194 4195 /** 4196 * ieee80211_is_robust_mgmt_frame - check if skb contains a robust mgmt frame 4197 * @skb: the skb containing the frame, length will be checked 4198 */ 4199 static inline bool ieee80211_is_robust_mgmt_frame(struct sk_buff *skb) 4200 { 4201 if (skb->len < IEEE80211_MIN_ACTION_SIZE) 4202 return false; 4203 return _ieee80211_is_robust_mgmt_frame((void *)skb->data); 4204 } 4205 4206 /** 4207 * ieee80211_is_public_action - check if frame is a public action frame 4208 * @hdr: the frame 4209 * @len: length of the frame 4210 */ 4211 static inline bool ieee80211_is_public_action(struct ieee80211_hdr *hdr, 4212 size_t len) 4213 { 4214 struct ieee80211_mgmt *mgmt = (void *)hdr; 4215 4216 if (len < IEEE80211_MIN_ACTION_SIZE) 4217 return false; 4218 if (!ieee80211_is_action(hdr->frame_control)) 4219 return false; 4220 return mgmt->u.action.category == WLAN_CATEGORY_PUBLIC; 4221 } 4222 4223 /** 4224 * _ieee80211_is_group_privacy_action - check if frame is a group addressed 4225 * privacy action frame 4226 * @hdr: the frame 4227 */ 4228 static inline bool _ieee80211_is_group_privacy_action(struct ieee80211_hdr *hdr) 4229 { 4230 struct ieee80211_mgmt *mgmt = (void *)hdr; 4231 4232 if (!ieee80211_is_action(hdr->frame_control) || 4233 !is_multicast_ether_addr(hdr->addr1)) 4234 return false; 4235 4236 return mgmt->u.action.category == WLAN_CATEGORY_MESH_ACTION || 4237 mgmt->u.action.category == WLAN_CATEGORY_MULTIHOP_ACTION; 4238 } 4239 4240 /** 4241 * ieee80211_is_group_privacy_action - check if frame is a group addressed 4242 * privacy action frame 4243 * @skb: the skb containing the frame, length will be checked 4244 */ 4245 static inline bool ieee80211_is_group_privacy_action(struct sk_buff *skb) 4246 { 4247 if (skb->len < IEEE80211_MIN_ACTION_SIZE) 4248 return false; 4249 return _ieee80211_is_group_privacy_action((void *)skb->data); 4250 } 4251 4252 /** 4253 * ieee80211_tu_to_usec - convert time units (TU) to microseconds 4254 * @tu: the TUs 4255 */ 4256 static inline unsigned long ieee80211_tu_to_usec(unsigned long tu) 4257 { 4258 return 1024 * tu; 4259 } 4260 4261 /** 4262 * ieee80211_check_tim - check if AID bit is set in TIM 4263 * @tim: the TIM IE 4264 * @tim_len: length of the TIM IE 4265 * @aid: the AID to look for 4266 */ 4267 static inline bool ieee80211_check_tim(const struct ieee80211_tim_ie *tim, 4268 u8 tim_len, u16 aid) 4269 { 4270 u8 mask; 4271 u8 index, indexn1, indexn2; 4272 4273 if (unlikely(!tim || tim_len < sizeof(*tim))) 4274 return false; 4275 4276 aid &= 0x3fff; 4277 index = aid / 8; 4278 mask = 1 << (aid & 7); 4279 4280 indexn1 = tim->bitmap_ctrl & 0xfe; 4281 indexn2 = tim_len + indexn1 - 4; 4282 4283 if (index < indexn1 || index > indexn2) 4284 return false; 4285 4286 index -= indexn1; 4287 4288 return !!(tim->virtual_map[index] & mask); 4289 } 4290 4291 /** 4292 * ieee80211_get_tdls_action - get tdls packet action (or -1, if not tdls packet) 4293 * @skb: the skb containing the frame, length will not be checked 4294 * @hdr_size: the size of the ieee80211_hdr that starts at skb->data 4295 * 4296 * This function assumes the frame is a data frame, and that the network header 4297 * is in the correct place. 4298 */ 4299 static inline int ieee80211_get_tdls_action(struct sk_buff *skb, u32 hdr_size) 4300 { 4301 if (!skb_is_nonlinear(skb) && 4302 skb->len > (skb_network_offset(skb) + 2)) { 4303 /* Point to where the indication of TDLS should start */ 4304 const u8 *tdls_data = skb_network_header(skb) - 2; 4305 4306 if (get_unaligned_be16(tdls_data) == ETH_P_TDLS && 4307 tdls_data[2] == WLAN_TDLS_SNAP_RFTYPE && 4308 tdls_data[3] == WLAN_CATEGORY_TDLS) 4309 return tdls_data[4]; 4310 } 4311 4312 return -1; 4313 } 4314 4315 /* convert time units */ 4316 #define TU_TO_JIFFIES(x) (usecs_to_jiffies((x) * 1024)) 4317 #define TU_TO_EXP_TIME(x) (jiffies + TU_TO_JIFFIES(x)) 4318 4319 /* convert frequencies */ 4320 #define MHZ_TO_KHZ(freq) ((freq) * 1000) 4321 #define KHZ_TO_MHZ(freq) ((freq) / 1000) 4322 #define PR_KHZ(f) KHZ_TO_MHZ(f), f % 1000 4323 #define KHZ_F "%d.%03d" 4324 4325 /* convert powers */ 4326 #define DBI_TO_MBI(gain) ((gain) * 100) 4327 #define MBI_TO_DBI(gain) ((gain) / 100) 4328 #define DBM_TO_MBM(gain) ((gain) * 100) 4329 #define MBM_TO_DBM(gain) ((gain) / 100) 4330 4331 /** 4332 * ieee80211_action_contains_tpc - checks if the frame contains TPC element 4333 * @skb: the skb containing the frame, length will be checked 4334 * 4335 * This function checks if it's either TPC report action frame or Link 4336 * Measurement report action frame as defined in IEEE Std. 802.11-2012 8.5.2.5 4337 * and 8.5.7.5 accordingly. 4338 */ 4339 static inline bool ieee80211_action_contains_tpc(struct sk_buff *skb) 4340 { 4341 struct ieee80211_mgmt *mgmt = (void *)skb->data; 4342 4343 if (!ieee80211_is_action(mgmt->frame_control)) 4344 return false; 4345 4346 if (skb->len < IEEE80211_MIN_ACTION_SIZE + 4347 sizeof(mgmt->u.action.u.tpc_report)) 4348 return false; 4349 4350 /* 4351 * TPC report - check that: 4352 * category = 0 (Spectrum Management) or 5 (Radio Measurement) 4353 * spectrum management action = 3 (TPC/Link Measurement report) 4354 * TPC report EID = 35 4355 * TPC report element length = 2 4356 * 4357 * The spectrum management's tpc_report struct is used here both for 4358 * parsing tpc_report and radio measurement's link measurement report 4359 * frame, since the relevant part is identical in both frames. 4360 */ 4361 if (mgmt->u.action.category != WLAN_CATEGORY_SPECTRUM_MGMT && 4362 mgmt->u.action.category != WLAN_CATEGORY_RADIO_MEASUREMENT) 4363 return false; 4364 4365 /* both spectrum mgmt and link measurement have same action code */ 4366 if (mgmt->u.action.u.tpc_report.action_code != 4367 WLAN_ACTION_SPCT_TPC_RPRT) 4368 return false; 4369 4370 if (mgmt->u.action.u.tpc_report.tpc_elem_id != WLAN_EID_TPC_REPORT || 4371 mgmt->u.action.u.tpc_report.tpc_elem_length != 4372 sizeof(struct ieee80211_tpc_report_ie)) 4373 return false; 4374 4375 return true; 4376 } 4377 4378 static inline bool ieee80211_is_timing_measurement(struct sk_buff *skb) 4379 { 4380 struct ieee80211_mgmt *mgmt = (void *)skb->data; 4381 4382 if (skb->len < IEEE80211_MIN_ACTION_SIZE) 4383 return false; 4384 4385 if (!ieee80211_is_action(mgmt->frame_control)) 4386 return false; 4387 4388 if (mgmt->u.action.category == WLAN_CATEGORY_WNM_UNPROTECTED && 4389 mgmt->u.action.u.wnm_timing_msr.action_code == 4390 WLAN_UNPROTECTED_WNM_ACTION_TIMING_MEASUREMENT_RESPONSE && 4391 skb->len >= offsetofend(typeof(*mgmt), u.action.u.wnm_timing_msr)) 4392 return true; 4393 4394 return false; 4395 } 4396 4397 static inline bool ieee80211_is_ftm(struct sk_buff *skb) 4398 { 4399 struct ieee80211_mgmt *mgmt = (void *)skb->data; 4400 4401 if (!ieee80211_is_public_action((void *)mgmt, skb->len)) 4402 return false; 4403 4404 if (mgmt->u.action.u.ftm.action_code == 4405 WLAN_PUB_ACTION_FTM_RESPONSE && 4406 skb->len >= offsetofend(typeof(*mgmt), u.action.u.ftm)) 4407 return true; 4408 4409 return false; 4410 } 4411 4412 struct element { 4413 u8 id; 4414 u8 datalen; 4415 u8 data[]; 4416 } __packed; 4417 4418 /* element iteration helpers */ 4419 #define for_each_element(_elem, _data, _datalen) \ 4420 for (_elem = (const struct element *)(_data); \ 4421 (const u8 *)(_data) + (_datalen) - (const u8 *)_elem >= \ 4422 (int)sizeof(*_elem) && \ 4423 (const u8 *)(_data) + (_datalen) - (const u8 *)_elem >= \ 4424 (int)sizeof(*_elem) + _elem->datalen; \ 4425 _elem = (const struct element *)(_elem->data + _elem->datalen)) 4426 4427 #define for_each_element_id(element, _id, data, datalen) \ 4428 for_each_element(element, data, datalen) \ 4429 if (element->id == (_id)) 4430 4431 #define for_each_element_extid(element, extid, _data, _datalen) \ 4432 for_each_element(element, _data, _datalen) \ 4433 if (element->id == WLAN_EID_EXTENSION && \ 4434 element->datalen > 0 && \ 4435 element->data[0] == (extid)) 4436 4437 #define for_each_subelement(sub, element) \ 4438 for_each_element(sub, (element)->data, (element)->datalen) 4439 4440 #define for_each_subelement_id(sub, id, element) \ 4441 for_each_element_id(sub, id, (element)->data, (element)->datalen) 4442 4443 #define for_each_subelement_extid(sub, extid, element) \ 4444 for_each_element_extid(sub, extid, (element)->data, (element)->datalen) 4445 4446 /** 4447 * for_each_element_completed - determine if element parsing consumed all data 4448 * @element: element pointer after for_each_element() or friends 4449 * @data: same data pointer as passed to for_each_element() or friends 4450 * @datalen: same data length as passed to for_each_element() or friends 4451 * 4452 * This function returns %true if all the data was parsed or considered 4453 * while walking the elements. Only use this if your for_each_element() 4454 * loop cannot be broken out of, otherwise it always returns %false. 4455 * 4456 * If some data was malformed, this returns %false since the last parsed 4457 * element will not fill the whole remaining data. 4458 */ 4459 static inline bool for_each_element_completed(const struct element *element, 4460 const void *data, size_t datalen) 4461 { 4462 return (const u8 *)element == (const u8 *)data + datalen; 4463 } 4464 4465 /** 4466 * RSNX Capabilities: 4467 * bits 0-3: Field length (n-1) 4468 */ 4469 #define WLAN_RSNX_CAPA_PROTECTED_TWT BIT(4) 4470 #define WLAN_RSNX_CAPA_SAE_H2E BIT(5) 4471 4472 /* 4473 * reduced neighbor report, based on Draft P802.11ax_D6.1, 4474 * section 9.4.2.170 and accepted contributions. 4475 */ 4476 #define IEEE80211_AP_INFO_TBTT_HDR_TYPE 0x03 4477 #define IEEE80211_AP_INFO_TBTT_HDR_FILTERED 0x04 4478 #define IEEE80211_AP_INFO_TBTT_HDR_COLOC 0x08 4479 #define IEEE80211_AP_INFO_TBTT_HDR_COUNT 0xF0 4480 #define IEEE80211_TBTT_INFO_OFFSET_BSSID_BSS_PARAM 9 4481 #define IEEE80211_TBTT_INFO_OFFSET_BSSID_SSSID_BSS_PARAM 13 4482 4483 #define IEEE80211_RNR_TBTT_PARAMS_OCT_RECOMMENDED 0x01 4484 #define IEEE80211_RNR_TBTT_PARAMS_SAME_SSID 0x02 4485 #define IEEE80211_RNR_TBTT_PARAMS_MULTI_BSSID 0x04 4486 #define IEEE80211_RNR_TBTT_PARAMS_TRANSMITTED_BSSID 0x08 4487 #define IEEE80211_RNR_TBTT_PARAMS_COLOC_ESS 0x10 4488 #define IEEE80211_RNR_TBTT_PARAMS_PROBE_ACTIVE 0x20 4489 #define IEEE80211_RNR_TBTT_PARAMS_COLOC_AP 0x40 4490 4491 struct ieee80211_neighbor_ap_info { 4492 u8 tbtt_info_hdr; 4493 u8 tbtt_info_len; 4494 u8 op_class; 4495 u8 channel; 4496 } __packed; 4497 4498 enum ieee80211_range_params_max_total_ltf { 4499 IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_4 = 0, 4500 IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_8, 4501 IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_16, 4502 IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_UNSPECIFIED, 4503 }; 4504 4505 /* multi-link device */ 4506 #define IEEE80211_MLD_MAX_NUM_LINKS 15 4507 4508 #define IEEE80211_ML_CONTROL_TYPE 0x0007 4509 #define IEEE80211_ML_CONTROL_TYPE_BASIC 0 4510 #define IEEE80211_ML_CONTROL_TYPE_PREQ 1 4511 #define IEEE80211_ML_CONTROL_TYPE_RECONF 2 4512 #define IEEE80211_ML_CONTROL_TYPE_TDLS 3 4513 #define IEEE80211_ML_CONTROL_TYPE_PRIO_ACCESS 4 4514 #define IEEE80211_ML_CONTROL_PRESENCE_MASK 0xfff0 4515 4516 struct ieee80211_multi_link_elem { 4517 __le16 control; 4518 u8 variable[]; 4519 } __packed; 4520 4521 #define IEEE80211_MLC_BASIC_PRES_LINK_ID 0x0010 4522 #define IEEE80211_MLC_BASIC_PRES_BSS_PARAM_CH_CNT 0x0020 4523 #define IEEE80211_MLC_BASIC_PRES_MED_SYNC_DELAY 0x0040 4524 #define IEEE80211_MLC_BASIC_PRES_EML_CAPA 0x0080 4525 #define IEEE80211_MLC_BASIC_PRES_MLD_CAPA_OP 0x0100 4526 #define IEEE80211_MLC_BASIC_PRES_MLD_ID 0x0200 4527 4528 #define IEEE80211_MED_SYNC_DELAY_DURATION 0x00ff 4529 #define IEEE80211_MED_SYNC_DELAY_SYNC_OFDM_ED_THRESH 0x0f00 4530 #define IEEE80211_MED_SYNC_DELAY_SYNC_MAX_NUM_TXOPS 0xf000 4531 4532 #define IEEE80211_EML_CAP_EMLSR_SUPP 0x0001 4533 #define IEEE80211_EML_CAP_EMLSR_PADDING_DELAY 0x000e 4534 #define IEEE80211_EML_CAP_EMLSR_PADDING_DELAY_0US 0 4535 #define IEEE80211_EML_CAP_EMLSR_PADDING_DELAY_32US 1 4536 #define IEEE80211_EML_CAP_EMLSR_PADDING_DELAY_64US 2 4537 #define IEEE80211_EML_CAP_EMLSR_PADDING_DELAY_128US 3 4538 #define IEEE80211_EML_CAP_EMLSR_PADDING_DELAY_256US 4 4539 #define IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY 0x0070 4540 #define IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_0US 0 4541 #define IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_16US 1 4542 #define IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_32US 2 4543 #define IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_64US 3 4544 #define IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_128US 4 4545 #define IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_256US 5 4546 #define IEEE80211_EML_CAP_EMLMR_SUPPORT 0x0080 4547 #define IEEE80211_EML_CAP_EMLMR_DELAY 0x0700 4548 #define IEEE80211_EML_CAP_EMLMR_DELAY_0US 0 4549 #define IEEE80211_EML_CAP_EMLMR_DELAY_32US 1 4550 #define IEEE80211_EML_CAP_EMLMR_DELAY_64US 2 4551 #define IEEE80211_EML_CAP_EMLMR_DELAY_128US 3 4552 #define IEEE80211_EML_CAP_EMLMR_DELAY_256US 4 4553 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT 0x7800 4554 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_0 0 4555 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_128US 1 4556 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_256US 2 4557 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_512US 3 4558 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_1TU 4 4559 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_2TU 5 4560 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_4TU 6 4561 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_8TU 7 4562 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_16TU 8 4563 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_32TU 9 4564 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_64TU 10 4565 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_128TU 11 4566 4567 #define IEEE80211_MLD_CAP_OP_MAX_SIMUL_LINKS 0x000f 4568 #define IEEE80211_MLD_CAP_OP_SRS_SUPPORT 0x0010 4569 #define IEEE80211_MLD_CAP_OP_TID_TO_LINK_MAP_NEG_SUPP 0x0060 4570 #define IEEE80211_MLD_CAP_OP_FREQ_SEP_TYPE_IND 0x0f80 4571 #define IEEE80211_MLD_CAP_OP_AAR_SUPPORT 0x1000 4572 4573 struct ieee80211_mle_basic_common_info { 4574 u8 len; 4575 u8 mld_mac_addr[ETH_ALEN]; 4576 u8 variable[]; 4577 } __packed; 4578 4579 #define IEEE80211_MLC_PREQ_PRES_MLD_ID 0x0010 4580 4581 struct ieee80211_mle_preq_common_info { 4582 u8 len; 4583 u8 variable[]; 4584 } __packed; 4585 4586 #define IEEE80211_MLC_RECONF_PRES_MLD_MAC_ADDR 0x0010 4587 4588 /* no fixed fields in RECONF */ 4589 4590 struct ieee80211_mle_tdls_common_info { 4591 u8 len; 4592 u8 ap_mld_mac_addr[ETH_ALEN]; 4593 } __packed; 4594 4595 #define IEEE80211_MLC_PRIO_ACCESS_PRES_AP_MLD_MAC_ADDR 0x0010 4596 4597 /* no fixed fields in PRIO_ACCESS */ 4598 4599 /** 4600 * ieee80211_mle_common_size - check multi-link element common size 4601 * @data: multi-link element, must already be checked for size using 4602 * ieee80211_mle_size_ok() 4603 */ 4604 static inline u8 ieee80211_mle_common_size(const u8 *data) 4605 { 4606 const struct ieee80211_multi_link_elem *mle = (const void *)data; 4607 u16 control = le16_to_cpu(mle->control); 4608 u8 common = 0; 4609 4610 switch (u16_get_bits(control, IEEE80211_ML_CONTROL_TYPE)) { 4611 case IEEE80211_ML_CONTROL_TYPE_BASIC: 4612 case IEEE80211_ML_CONTROL_TYPE_PREQ: 4613 case IEEE80211_ML_CONTROL_TYPE_TDLS: 4614 /* 4615 * The length is the first octet pointed by mle->variable so no 4616 * need to add anything 4617 */ 4618 break; 4619 case IEEE80211_ML_CONTROL_TYPE_RECONF: 4620 if (control & IEEE80211_MLC_RECONF_PRES_MLD_MAC_ADDR) 4621 common += ETH_ALEN; 4622 return common; 4623 case IEEE80211_ML_CONTROL_TYPE_PRIO_ACCESS: 4624 if (control & IEEE80211_MLC_PRIO_ACCESS_PRES_AP_MLD_MAC_ADDR) 4625 common += ETH_ALEN; 4626 return common; 4627 default: 4628 WARN_ON(1); 4629 return 0; 4630 } 4631 4632 return sizeof(*mle) + common + mle->variable[0]; 4633 } 4634 4635 /** 4636 * ieee80211_mle_size_ok - validate multi-link element size 4637 * @data: pointer to the element data 4638 * @len: length of the containing element 4639 */ 4640 static inline bool ieee80211_mle_size_ok(const u8 *data, size_t len) 4641 { 4642 const struct ieee80211_multi_link_elem *mle = (const void *)data; 4643 u8 fixed = sizeof(*mle); 4644 u8 common = 0; 4645 bool check_common_len = false; 4646 u16 control; 4647 4648 if (len < fixed) 4649 return false; 4650 4651 control = le16_to_cpu(mle->control); 4652 4653 switch (u16_get_bits(control, IEEE80211_ML_CONTROL_TYPE)) { 4654 case IEEE80211_ML_CONTROL_TYPE_BASIC: 4655 common += sizeof(struct ieee80211_mle_basic_common_info); 4656 check_common_len = true; 4657 if (control & IEEE80211_MLC_BASIC_PRES_LINK_ID) 4658 common += 1; 4659 if (control & IEEE80211_MLC_BASIC_PRES_BSS_PARAM_CH_CNT) 4660 common += 1; 4661 if (control & IEEE80211_MLC_BASIC_PRES_MED_SYNC_DELAY) 4662 common += 2; 4663 if (control & IEEE80211_MLC_BASIC_PRES_EML_CAPA) 4664 common += 2; 4665 if (control & IEEE80211_MLC_BASIC_PRES_MLD_CAPA_OP) 4666 common += 2; 4667 if (control & IEEE80211_MLC_BASIC_PRES_MLD_ID) 4668 common += 1; 4669 break; 4670 case IEEE80211_ML_CONTROL_TYPE_PREQ: 4671 common += sizeof(struct ieee80211_mle_preq_common_info); 4672 if (control & IEEE80211_MLC_PREQ_PRES_MLD_ID) 4673 common += 1; 4674 check_common_len = true; 4675 break; 4676 case IEEE80211_ML_CONTROL_TYPE_RECONF: 4677 if (control & IEEE80211_MLC_RECONF_PRES_MLD_MAC_ADDR) 4678 common += ETH_ALEN; 4679 break; 4680 case IEEE80211_ML_CONTROL_TYPE_TDLS: 4681 common += sizeof(struct ieee80211_mle_tdls_common_info); 4682 check_common_len = true; 4683 break; 4684 case IEEE80211_ML_CONTROL_TYPE_PRIO_ACCESS: 4685 if (control & IEEE80211_MLC_PRIO_ACCESS_PRES_AP_MLD_MAC_ADDR) 4686 common += ETH_ALEN; 4687 break; 4688 default: 4689 /* we don't know this type */ 4690 return true; 4691 } 4692 4693 if (len < fixed + common) 4694 return false; 4695 4696 if (!check_common_len) 4697 return true; 4698 4699 /* if present, common length is the first octet there */ 4700 return mle->variable[0] >= common; 4701 } 4702 4703 enum ieee80211_mle_subelems { 4704 IEEE80211_MLE_SUBELEM_PER_STA_PROFILE = 0, 4705 IEEE80211_MLE_SUBELEM_FRAGMENT = 254, 4706 }; 4707 4708 #define IEEE80211_MLE_STA_CONTROL_LINK_ID 0x000f 4709 #define IEEE80211_MLE_STA_CONTROL_COMPLETE_PROFILE 0x0010 4710 #define IEEE80211_MLE_STA_CONTROL_STA_MAC_ADDR_PRESENT 0x0020 4711 #define IEEE80211_MLE_STA_CONTROL_BEACON_INT_PRESENT 0x0040 4712 #define IEEE80211_MLE_STA_CONTROL_TSF_OFFS_PRESENT 0x0080 4713 #define IEEE80211_MLE_STA_CONTROL_DTIM_INFO_PRESENT 0x0100 4714 #define IEEE80211_MLE_STA_CONTROL_NSTR_LINK_PAIR_PRESENT 0x0200 4715 #define IEEE80211_MLE_STA_CONTROL_NSTR_BITMAP_SIZE 0x0400 4716 #define IEEE80211_MLE_STA_CONTROL_BSS_PARAM_CHANGE_CNT_PRESENT 0x0800 4717 4718 struct ieee80211_mle_per_sta_profile { 4719 __le16 control; 4720 u8 sta_info_len; 4721 u8 variable[]; 4722 } __packed; 4723 4724 /** 4725 * ieee80211_mle_sta_prof_size_ok - validate multi-link element sta profile size 4726 * @data: pointer to the sub element data 4727 * @len: length of the containing sub element 4728 */ 4729 static inline bool ieee80211_mle_sta_prof_size_ok(const u8 *data, size_t len) 4730 { 4731 const struct ieee80211_mle_per_sta_profile *prof = (const void *)data; 4732 u16 control; 4733 u8 fixed = sizeof(*prof); 4734 u8 info_len = 1; 4735 4736 if (len < fixed) 4737 return false; 4738 4739 control = le16_to_cpu(prof->control); 4740 4741 if (control & IEEE80211_MLE_STA_CONTROL_STA_MAC_ADDR_PRESENT) 4742 info_len += 6; 4743 if (control & IEEE80211_MLE_STA_CONTROL_BEACON_INT_PRESENT) 4744 info_len += 2; 4745 if (control & IEEE80211_MLE_STA_CONTROL_TSF_OFFS_PRESENT) 4746 info_len += 8; 4747 if (control & IEEE80211_MLE_STA_CONTROL_DTIM_INFO_PRESENT) 4748 info_len += 2; 4749 if (control & IEEE80211_MLE_STA_CONTROL_BSS_PARAM_CHANGE_CNT_PRESENT) 4750 info_len += 1; 4751 4752 if (control & IEEE80211_MLE_STA_CONTROL_COMPLETE_PROFILE && 4753 control & IEEE80211_MLE_STA_CONTROL_NSTR_BITMAP_SIZE) { 4754 if (control & IEEE80211_MLE_STA_CONTROL_NSTR_BITMAP_SIZE) 4755 info_len += 2; 4756 else 4757 info_len += 1; 4758 } 4759 4760 return prof->sta_info_len >= info_len && 4761 fixed + prof->sta_info_len <= len; 4762 } 4763 4764 #define for_each_mle_subelement(_elem, _data, _len) \ 4765 if (ieee80211_mle_size_ok(_data, _len)) \ 4766 for_each_element(_elem, \ 4767 _data + ieee80211_mle_common_size(_data),\ 4768 _len - ieee80211_mle_common_size(_data)) 4769 4770 #endif /* LINUX_IEEE80211_H */ 4771