1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /* 3 * IEEE 802.11 defines 4 * 5 * Copyright (c) 2001-2002, SSH Communications Security Corp and Jouni Malinen 6 * <jkmaline@cc.hut.fi> 7 * Copyright (c) 2002-2003, Jouni Malinen <jkmaline@cc.hut.fi> 8 * Copyright (c) 2005, Devicescape Software, Inc. 9 * Copyright (c) 2006, Michael Wu <flamingice@sourmilk.net> 10 * Copyright (c) 2013 - 2014 Intel Mobile Communications GmbH 11 * Copyright (c) 2016 - 2017 Intel Deutschland GmbH 12 * Copyright (c) 2018 - 2022 Intel Corporation 13 */ 14 15 #ifndef LINUX_IEEE80211_H 16 #define LINUX_IEEE80211_H 17 18 #include <linux/types.h> 19 #include <linux/if_ether.h> 20 #include <linux/etherdevice.h> 21 #include <linux/bitfield.h> 22 #include <asm/byteorder.h> 23 #include <asm/unaligned.h> 24 25 /* 26 * DS bit usage 27 * 28 * TA = transmitter address 29 * RA = receiver address 30 * DA = destination address 31 * SA = source address 32 * 33 * ToDS FromDS A1(RA) A2(TA) A3 A4 Use 34 * ----------------------------------------------------------------- 35 * 0 0 DA SA BSSID - IBSS/DLS 36 * 0 1 DA BSSID SA - AP -> STA 37 * 1 0 BSSID SA DA - AP <- STA 38 * 1 1 RA TA DA SA unspecified (WDS) 39 */ 40 41 #define FCS_LEN 4 42 43 #define IEEE80211_FCTL_VERS 0x0003 44 #define IEEE80211_FCTL_FTYPE 0x000c 45 #define IEEE80211_FCTL_STYPE 0x00f0 46 #define IEEE80211_FCTL_TODS 0x0100 47 #define IEEE80211_FCTL_FROMDS 0x0200 48 #define IEEE80211_FCTL_MOREFRAGS 0x0400 49 #define IEEE80211_FCTL_RETRY 0x0800 50 #define IEEE80211_FCTL_PM 0x1000 51 #define IEEE80211_FCTL_MOREDATA 0x2000 52 #define IEEE80211_FCTL_PROTECTED 0x4000 53 #define IEEE80211_FCTL_ORDER 0x8000 54 #define IEEE80211_FCTL_CTL_EXT 0x0f00 55 56 #define IEEE80211_SCTL_FRAG 0x000F 57 #define IEEE80211_SCTL_SEQ 0xFFF0 58 59 #define IEEE80211_FTYPE_MGMT 0x0000 60 #define IEEE80211_FTYPE_CTL 0x0004 61 #define IEEE80211_FTYPE_DATA 0x0008 62 #define IEEE80211_FTYPE_EXT 0x000c 63 64 /* management */ 65 #define IEEE80211_STYPE_ASSOC_REQ 0x0000 66 #define IEEE80211_STYPE_ASSOC_RESP 0x0010 67 #define IEEE80211_STYPE_REASSOC_REQ 0x0020 68 #define IEEE80211_STYPE_REASSOC_RESP 0x0030 69 #define IEEE80211_STYPE_PROBE_REQ 0x0040 70 #define IEEE80211_STYPE_PROBE_RESP 0x0050 71 #define IEEE80211_STYPE_BEACON 0x0080 72 #define IEEE80211_STYPE_ATIM 0x0090 73 #define IEEE80211_STYPE_DISASSOC 0x00A0 74 #define IEEE80211_STYPE_AUTH 0x00B0 75 #define IEEE80211_STYPE_DEAUTH 0x00C0 76 #define IEEE80211_STYPE_ACTION 0x00D0 77 78 /* control */ 79 #define IEEE80211_STYPE_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_bufferable_mmpdu - check if frame is bufferable MMPDU 787 * @fc: frame control field in little-endian byteorder 788 */ 789 static inline bool ieee80211_is_bufferable_mmpdu(__le16 fc) 790 { 791 /* IEEE 802.11-2012, definition of "bufferable management frame"; 792 * note that this ignores the IBSS special case. */ 793 return ieee80211_is_mgmt(fc) && 794 (ieee80211_is_action(fc) || 795 ieee80211_is_disassoc(fc) || 796 ieee80211_is_deauth(fc)); 797 } 798 799 /** 800 * ieee80211_is_first_frag - check if IEEE80211_SCTL_FRAG is not set 801 * @seq_ctrl: frame sequence control bytes in little-endian byteorder 802 */ 803 static inline bool ieee80211_is_first_frag(__le16 seq_ctrl) 804 { 805 return (seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG)) == 0; 806 } 807 808 /** 809 * ieee80211_is_frag - check if a frame is a fragment 810 * @hdr: 802.11 header of the frame 811 */ 812 static inline bool ieee80211_is_frag(struct ieee80211_hdr *hdr) 813 { 814 return ieee80211_has_morefrags(hdr->frame_control) || 815 hdr->seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG); 816 } 817 818 struct ieee80211s_hdr { 819 u8 flags; 820 u8 ttl; 821 __le32 seqnum; 822 u8 eaddr1[ETH_ALEN]; 823 u8 eaddr2[ETH_ALEN]; 824 } __packed __aligned(2); 825 826 /* Mesh flags */ 827 #define MESH_FLAGS_AE_A4 0x1 828 #define MESH_FLAGS_AE_A5_A6 0x2 829 #define MESH_FLAGS_AE 0x3 830 #define MESH_FLAGS_PS_DEEP 0x4 831 832 /** 833 * enum ieee80211_preq_flags - mesh PREQ element flags 834 * 835 * @IEEE80211_PREQ_PROACTIVE_PREP_FLAG: proactive PREP subfield 836 */ 837 enum ieee80211_preq_flags { 838 IEEE80211_PREQ_PROACTIVE_PREP_FLAG = 1<<2, 839 }; 840 841 /** 842 * enum ieee80211_preq_target_flags - mesh PREQ element per target flags 843 * 844 * @IEEE80211_PREQ_TO_FLAG: target only subfield 845 * @IEEE80211_PREQ_USN_FLAG: unknown target HWMP sequence number subfield 846 */ 847 enum ieee80211_preq_target_flags { 848 IEEE80211_PREQ_TO_FLAG = 1<<0, 849 IEEE80211_PREQ_USN_FLAG = 1<<2, 850 }; 851 852 /** 853 * struct ieee80211_quiet_ie 854 * 855 * This structure refers to "Quiet information element" 856 */ 857 struct ieee80211_quiet_ie { 858 u8 count; 859 u8 period; 860 __le16 duration; 861 __le16 offset; 862 } __packed; 863 864 /** 865 * struct ieee80211_msrment_ie 866 * 867 * This structure refers to "Measurement Request/Report information element" 868 */ 869 struct ieee80211_msrment_ie { 870 u8 token; 871 u8 mode; 872 u8 type; 873 u8 request[]; 874 } __packed; 875 876 /** 877 * struct ieee80211_channel_sw_ie 878 * 879 * This structure refers to "Channel Switch Announcement information element" 880 */ 881 struct ieee80211_channel_sw_ie { 882 u8 mode; 883 u8 new_ch_num; 884 u8 count; 885 } __packed; 886 887 /** 888 * struct ieee80211_ext_chansw_ie 889 * 890 * This structure represents the "Extended Channel Switch Announcement element" 891 */ 892 struct ieee80211_ext_chansw_ie { 893 u8 mode; 894 u8 new_operating_class; 895 u8 new_ch_num; 896 u8 count; 897 } __packed; 898 899 /** 900 * struct ieee80211_sec_chan_offs_ie - secondary channel offset IE 901 * @sec_chan_offs: secondary channel offset, uses IEEE80211_HT_PARAM_CHA_SEC_* 902 * values here 903 * This structure represents the "Secondary Channel Offset element" 904 */ 905 struct ieee80211_sec_chan_offs_ie { 906 u8 sec_chan_offs; 907 } __packed; 908 909 /** 910 * struct ieee80211_mesh_chansw_params_ie - mesh channel switch parameters IE 911 * 912 * This structure represents the "Mesh Channel Switch Paramters element" 913 */ 914 struct ieee80211_mesh_chansw_params_ie { 915 u8 mesh_ttl; 916 u8 mesh_flags; 917 __le16 mesh_reason; 918 __le16 mesh_pre_value; 919 } __packed; 920 921 /** 922 * struct ieee80211_wide_bw_chansw_ie - wide bandwidth channel switch IE 923 */ 924 struct ieee80211_wide_bw_chansw_ie { 925 u8 new_channel_width; 926 u8 new_center_freq_seg0, new_center_freq_seg1; 927 } __packed; 928 929 /** 930 * struct ieee80211_tim 931 * 932 * This structure refers to "Traffic Indication Map information element" 933 */ 934 struct ieee80211_tim_ie { 935 u8 dtim_count; 936 u8 dtim_period; 937 u8 bitmap_ctrl; 938 /* variable size: 1 - 251 bytes */ 939 u8 virtual_map[1]; 940 } __packed; 941 942 /** 943 * struct ieee80211_meshconf_ie 944 * 945 * This structure refers to "Mesh Configuration information element" 946 */ 947 struct ieee80211_meshconf_ie { 948 u8 meshconf_psel; 949 u8 meshconf_pmetric; 950 u8 meshconf_congest; 951 u8 meshconf_synch; 952 u8 meshconf_auth; 953 u8 meshconf_form; 954 u8 meshconf_cap; 955 } __packed; 956 957 /** 958 * enum mesh_config_capab_flags - Mesh Configuration IE capability field flags 959 * 960 * @IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS: STA is willing to establish 961 * additional mesh peerings with other mesh STAs 962 * @IEEE80211_MESHCONF_CAPAB_FORWARDING: the STA forwards MSDUs 963 * @IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING: TBTT adjustment procedure 964 * is ongoing 965 * @IEEE80211_MESHCONF_CAPAB_POWER_SAVE_LEVEL: STA is in deep sleep mode or has 966 * neighbors in deep sleep mode 967 */ 968 enum mesh_config_capab_flags { 969 IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS = 0x01, 970 IEEE80211_MESHCONF_CAPAB_FORWARDING = 0x08, 971 IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING = 0x20, 972 IEEE80211_MESHCONF_CAPAB_POWER_SAVE_LEVEL = 0x40, 973 }; 974 975 #define IEEE80211_MESHCONF_FORM_CONNECTED_TO_GATE 0x1 976 977 /** 978 * mesh channel switch parameters element's flag indicator 979 * 980 */ 981 #define WLAN_EID_CHAN_SWITCH_PARAM_TX_RESTRICT BIT(0) 982 #define WLAN_EID_CHAN_SWITCH_PARAM_INITIATOR BIT(1) 983 #define WLAN_EID_CHAN_SWITCH_PARAM_REASON BIT(2) 984 985 /** 986 * struct ieee80211_rann_ie 987 * 988 * This structure refers to "Root Announcement information element" 989 */ 990 struct ieee80211_rann_ie { 991 u8 rann_flags; 992 u8 rann_hopcount; 993 u8 rann_ttl; 994 u8 rann_addr[ETH_ALEN]; 995 __le32 rann_seq; 996 __le32 rann_interval; 997 __le32 rann_metric; 998 } __packed; 999 1000 enum ieee80211_rann_flags { 1001 RANN_FLAG_IS_GATE = 1 << 0, 1002 }; 1003 1004 enum ieee80211_ht_chanwidth_values { 1005 IEEE80211_HT_CHANWIDTH_20MHZ = 0, 1006 IEEE80211_HT_CHANWIDTH_ANY = 1, 1007 }; 1008 1009 /** 1010 * enum ieee80211_opmode_bits - VHT operating mode field bits 1011 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK: channel width mask 1012 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ: 20 MHz channel width 1013 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ: 40 MHz channel width 1014 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ: 80 MHz channel width 1015 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ: 160 MHz or 80+80 MHz channel width 1016 * @IEEE80211_OPMODE_NOTIF_BW_160_80P80: 160 / 80+80 MHz indicator flag 1017 * @IEEE80211_OPMODE_NOTIF_RX_NSS_MASK: number of spatial streams mask 1018 * (the NSS value is the value of this field + 1) 1019 * @IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT: number of spatial streams shift 1020 * @IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF: indicates streams in SU-MIMO PPDU 1021 * using a beamforming steering matrix 1022 */ 1023 enum ieee80211_vht_opmode_bits { 1024 IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK = 0x03, 1025 IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ = 0, 1026 IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ = 1, 1027 IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ = 2, 1028 IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ = 3, 1029 IEEE80211_OPMODE_NOTIF_BW_160_80P80 = 0x04, 1030 IEEE80211_OPMODE_NOTIF_RX_NSS_MASK = 0x70, 1031 IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT = 4, 1032 IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF = 0x80, 1033 }; 1034 1035 /** 1036 * enum ieee80211_s1g_chanwidth 1037 * These are defined in IEEE802.11-2016ah Table 10-20 1038 * as BSS Channel Width 1039 * 1040 * @IEEE80211_S1G_CHANWIDTH_1MHZ: 1MHz operating channel 1041 * @IEEE80211_S1G_CHANWIDTH_2MHZ: 2MHz operating channel 1042 * @IEEE80211_S1G_CHANWIDTH_4MHZ: 4MHz operating channel 1043 * @IEEE80211_S1G_CHANWIDTH_8MHZ: 8MHz operating channel 1044 * @IEEE80211_S1G_CHANWIDTH_16MHZ: 16MHz operating channel 1045 */ 1046 enum ieee80211_s1g_chanwidth { 1047 IEEE80211_S1G_CHANWIDTH_1MHZ = 0, 1048 IEEE80211_S1G_CHANWIDTH_2MHZ = 1, 1049 IEEE80211_S1G_CHANWIDTH_4MHZ = 3, 1050 IEEE80211_S1G_CHANWIDTH_8MHZ = 7, 1051 IEEE80211_S1G_CHANWIDTH_16MHZ = 15, 1052 }; 1053 1054 #define WLAN_SA_QUERY_TR_ID_LEN 2 1055 #define WLAN_MEMBERSHIP_LEN 8 1056 #define WLAN_USER_POSITION_LEN 16 1057 1058 /** 1059 * struct ieee80211_tpc_report_ie 1060 * 1061 * This structure refers to "TPC Report element" 1062 */ 1063 struct ieee80211_tpc_report_ie { 1064 u8 tx_power; 1065 u8 link_margin; 1066 } __packed; 1067 1068 #define IEEE80211_ADDBA_EXT_FRAG_LEVEL_MASK GENMASK(2, 1) 1069 #define IEEE80211_ADDBA_EXT_FRAG_LEVEL_SHIFT 1 1070 #define IEEE80211_ADDBA_EXT_NO_FRAG BIT(0) 1071 #define IEEE80211_ADDBA_EXT_BUF_SIZE_MASK GENMASK(7, 5) 1072 #define IEEE80211_ADDBA_EXT_BUF_SIZE_SHIFT 10 1073 1074 struct ieee80211_addba_ext_ie { 1075 u8 data; 1076 } __packed; 1077 1078 /** 1079 * struct ieee80211_s1g_bcn_compat_ie 1080 * 1081 * S1G Beacon Compatibility element 1082 */ 1083 struct ieee80211_s1g_bcn_compat_ie { 1084 __le16 compat_info; 1085 __le16 beacon_int; 1086 __le32 tsf_completion; 1087 } __packed; 1088 1089 /** 1090 * struct ieee80211_s1g_oper_ie 1091 * 1092 * S1G Operation element 1093 */ 1094 struct ieee80211_s1g_oper_ie { 1095 u8 ch_width; 1096 u8 oper_class; 1097 u8 primary_ch; 1098 u8 oper_ch; 1099 __le16 basic_mcs_nss; 1100 } __packed; 1101 1102 /** 1103 * struct ieee80211_aid_response_ie 1104 * 1105 * AID Response element 1106 */ 1107 struct ieee80211_aid_response_ie { 1108 __le16 aid; 1109 u8 switch_count; 1110 __le16 response_int; 1111 } __packed; 1112 1113 struct ieee80211_s1g_cap { 1114 u8 capab_info[10]; 1115 u8 supp_mcs_nss[5]; 1116 } __packed; 1117 1118 struct ieee80211_ext { 1119 __le16 frame_control; 1120 __le16 duration; 1121 union { 1122 struct { 1123 u8 sa[ETH_ALEN]; 1124 __le32 timestamp; 1125 u8 change_seq; 1126 u8 variable[0]; 1127 } __packed s1g_beacon; 1128 struct { 1129 u8 sa[ETH_ALEN]; 1130 __le32 timestamp; 1131 u8 change_seq; 1132 u8 next_tbtt[3]; 1133 u8 variable[0]; 1134 } __packed s1g_short_beacon; 1135 } u; 1136 } __packed __aligned(2); 1137 1138 #define IEEE80211_TWT_CONTROL_NDP BIT(0) 1139 #define IEEE80211_TWT_CONTROL_RESP_MODE BIT(1) 1140 #define IEEE80211_TWT_CONTROL_NEG_TYPE_BROADCAST BIT(3) 1141 #define IEEE80211_TWT_CONTROL_RX_DISABLED BIT(4) 1142 #define IEEE80211_TWT_CONTROL_WAKE_DUR_UNIT BIT(5) 1143 1144 #define IEEE80211_TWT_REQTYPE_REQUEST BIT(0) 1145 #define IEEE80211_TWT_REQTYPE_SETUP_CMD GENMASK(3, 1) 1146 #define IEEE80211_TWT_REQTYPE_TRIGGER BIT(4) 1147 #define IEEE80211_TWT_REQTYPE_IMPLICIT BIT(5) 1148 #define IEEE80211_TWT_REQTYPE_FLOWTYPE BIT(6) 1149 #define IEEE80211_TWT_REQTYPE_FLOWID GENMASK(9, 7) 1150 #define IEEE80211_TWT_REQTYPE_WAKE_INT_EXP GENMASK(14, 10) 1151 #define IEEE80211_TWT_REQTYPE_PROTECTION BIT(15) 1152 1153 enum ieee80211_twt_setup_cmd { 1154 TWT_SETUP_CMD_REQUEST, 1155 TWT_SETUP_CMD_SUGGEST, 1156 TWT_SETUP_CMD_DEMAND, 1157 TWT_SETUP_CMD_GROUPING, 1158 TWT_SETUP_CMD_ACCEPT, 1159 TWT_SETUP_CMD_ALTERNATE, 1160 TWT_SETUP_CMD_DICTATE, 1161 TWT_SETUP_CMD_REJECT, 1162 }; 1163 1164 struct ieee80211_twt_params { 1165 __le16 req_type; 1166 __le64 twt; 1167 u8 min_twt_dur; 1168 __le16 mantissa; 1169 u8 channel; 1170 } __packed; 1171 1172 struct ieee80211_twt_setup { 1173 u8 dialog_token; 1174 u8 element_id; 1175 u8 length; 1176 u8 control; 1177 u8 params[]; 1178 } __packed; 1179 1180 struct ieee80211_mgmt { 1181 __le16 frame_control; 1182 __le16 duration; 1183 u8 da[ETH_ALEN]; 1184 u8 sa[ETH_ALEN]; 1185 u8 bssid[ETH_ALEN]; 1186 __le16 seq_ctrl; 1187 union { 1188 struct { 1189 __le16 auth_alg; 1190 __le16 auth_transaction; 1191 __le16 status_code; 1192 /* possibly followed by Challenge text */ 1193 u8 variable[]; 1194 } __packed auth; 1195 struct { 1196 __le16 reason_code; 1197 } __packed deauth; 1198 struct { 1199 __le16 capab_info; 1200 __le16 listen_interval; 1201 /* followed by SSID and Supported rates */ 1202 u8 variable[]; 1203 } __packed assoc_req; 1204 struct { 1205 __le16 capab_info; 1206 __le16 status_code; 1207 __le16 aid; 1208 /* followed by Supported rates */ 1209 u8 variable[]; 1210 } __packed assoc_resp, reassoc_resp; 1211 struct { 1212 __le16 capab_info; 1213 __le16 status_code; 1214 u8 variable[]; 1215 } __packed s1g_assoc_resp, s1g_reassoc_resp; 1216 struct { 1217 __le16 capab_info; 1218 __le16 listen_interval; 1219 u8 current_ap[ETH_ALEN]; 1220 /* followed by SSID and Supported rates */ 1221 u8 variable[]; 1222 } __packed reassoc_req; 1223 struct { 1224 __le16 reason_code; 1225 } __packed disassoc; 1226 struct { 1227 __le64 timestamp; 1228 __le16 beacon_int; 1229 __le16 capab_info; 1230 /* followed by some of SSID, Supported rates, 1231 * FH Params, DS Params, CF Params, IBSS Params, TIM */ 1232 u8 variable[]; 1233 } __packed beacon; 1234 struct { 1235 /* only variable items: SSID, Supported rates */ 1236 DECLARE_FLEX_ARRAY(u8, variable); 1237 } __packed probe_req; 1238 struct { 1239 __le64 timestamp; 1240 __le16 beacon_int; 1241 __le16 capab_info; 1242 /* followed by some of SSID, Supported rates, 1243 * FH Params, DS Params, CF Params, IBSS Params */ 1244 u8 variable[]; 1245 } __packed probe_resp; 1246 struct { 1247 u8 category; 1248 union { 1249 struct { 1250 u8 action_code; 1251 u8 dialog_token; 1252 u8 status_code; 1253 u8 variable[]; 1254 } __packed wme_action; 1255 struct{ 1256 u8 action_code; 1257 u8 variable[]; 1258 } __packed chan_switch; 1259 struct{ 1260 u8 action_code; 1261 struct ieee80211_ext_chansw_ie data; 1262 u8 variable[]; 1263 } __packed ext_chan_switch; 1264 struct{ 1265 u8 action_code; 1266 u8 dialog_token; 1267 u8 element_id; 1268 u8 length; 1269 struct ieee80211_msrment_ie msr_elem; 1270 } __packed measurement; 1271 struct{ 1272 u8 action_code; 1273 u8 dialog_token; 1274 __le16 capab; 1275 __le16 timeout; 1276 __le16 start_seq_num; 1277 /* followed by BA Extension */ 1278 u8 variable[]; 1279 } __packed addba_req; 1280 struct{ 1281 u8 action_code; 1282 u8 dialog_token; 1283 __le16 status; 1284 __le16 capab; 1285 __le16 timeout; 1286 } __packed addba_resp; 1287 struct{ 1288 u8 action_code; 1289 __le16 params; 1290 __le16 reason_code; 1291 } __packed delba; 1292 struct { 1293 u8 action_code; 1294 u8 variable[]; 1295 } __packed self_prot; 1296 struct{ 1297 u8 action_code; 1298 u8 variable[]; 1299 } __packed mesh_action; 1300 struct { 1301 u8 action; 1302 u8 trans_id[WLAN_SA_QUERY_TR_ID_LEN]; 1303 } __packed sa_query; 1304 struct { 1305 u8 action; 1306 u8 smps_control; 1307 } __packed ht_smps; 1308 struct { 1309 u8 action_code; 1310 u8 chanwidth; 1311 } __packed ht_notify_cw; 1312 struct { 1313 u8 action_code; 1314 u8 dialog_token; 1315 __le16 capability; 1316 u8 variable[0]; 1317 } __packed tdls_discover_resp; 1318 struct { 1319 u8 action_code; 1320 u8 operating_mode; 1321 } __packed vht_opmode_notif; 1322 struct { 1323 u8 action_code; 1324 u8 membership[WLAN_MEMBERSHIP_LEN]; 1325 u8 position[WLAN_USER_POSITION_LEN]; 1326 } __packed vht_group_notif; 1327 struct { 1328 u8 action_code; 1329 u8 dialog_token; 1330 u8 tpc_elem_id; 1331 u8 tpc_elem_length; 1332 struct ieee80211_tpc_report_ie tpc; 1333 } __packed tpc_report; 1334 struct { 1335 u8 action_code; 1336 u8 dialog_token; 1337 u8 follow_up; 1338 u8 tod[6]; 1339 u8 toa[6]; 1340 __le16 tod_error; 1341 __le16 toa_error; 1342 u8 variable[]; 1343 } __packed ftm; 1344 struct { 1345 u8 action_code; 1346 u8 variable[]; 1347 } __packed s1g; 1348 struct { 1349 u8 action_code; 1350 u8 dialog_token; 1351 u8 follow_up; 1352 u32 tod; 1353 u32 toa; 1354 u8 max_tod_error; 1355 u8 max_toa_error; 1356 } __packed wnm_timing_msr; 1357 } u; 1358 } __packed action; 1359 } u; 1360 } __packed __aligned(2); 1361 1362 /* Supported rates membership selectors */ 1363 #define BSS_MEMBERSHIP_SELECTOR_HT_PHY 127 1364 #define BSS_MEMBERSHIP_SELECTOR_VHT_PHY 126 1365 #define BSS_MEMBERSHIP_SELECTOR_HE_PHY 122 1366 #define BSS_MEMBERSHIP_SELECTOR_SAE_H2E 123 1367 1368 /* mgmt header + 1 byte category code */ 1369 #define IEEE80211_MIN_ACTION_SIZE offsetof(struct ieee80211_mgmt, u.action.u) 1370 1371 1372 /* Management MIC information element (IEEE 802.11w) */ 1373 struct ieee80211_mmie { 1374 u8 element_id; 1375 u8 length; 1376 __le16 key_id; 1377 u8 sequence_number[6]; 1378 u8 mic[8]; 1379 } __packed; 1380 1381 /* Management MIC information element (IEEE 802.11w) for GMAC and CMAC-256 */ 1382 struct ieee80211_mmie_16 { 1383 u8 element_id; 1384 u8 length; 1385 __le16 key_id; 1386 u8 sequence_number[6]; 1387 u8 mic[16]; 1388 } __packed; 1389 1390 struct ieee80211_vendor_ie { 1391 u8 element_id; 1392 u8 len; 1393 u8 oui[3]; 1394 u8 oui_type; 1395 } __packed; 1396 1397 struct ieee80211_wmm_ac_param { 1398 u8 aci_aifsn; /* AIFSN, ACM, ACI */ 1399 u8 cw; /* ECWmin, ECWmax (CW = 2^ECW - 1) */ 1400 __le16 txop_limit; 1401 } __packed; 1402 1403 struct ieee80211_wmm_param_ie { 1404 u8 element_id; /* Element ID: 221 (0xdd); */ 1405 u8 len; /* Length: 24 */ 1406 /* required fields for WMM version 1 */ 1407 u8 oui[3]; /* 00:50:f2 */ 1408 u8 oui_type; /* 2 */ 1409 u8 oui_subtype; /* 1 */ 1410 u8 version; /* 1 for WMM version 1.0 */ 1411 u8 qos_info; /* AP/STA specific QoS info */ 1412 u8 reserved; /* 0 */ 1413 /* AC_BE, AC_BK, AC_VI, AC_VO */ 1414 struct ieee80211_wmm_ac_param ac[4]; 1415 } __packed; 1416 1417 /* Control frames */ 1418 struct ieee80211_rts { 1419 __le16 frame_control; 1420 __le16 duration; 1421 u8 ra[ETH_ALEN]; 1422 u8 ta[ETH_ALEN]; 1423 } __packed __aligned(2); 1424 1425 struct ieee80211_cts { 1426 __le16 frame_control; 1427 __le16 duration; 1428 u8 ra[ETH_ALEN]; 1429 } __packed __aligned(2); 1430 1431 struct ieee80211_pspoll { 1432 __le16 frame_control; 1433 __le16 aid; 1434 u8 bssid[ETH_ALEN]; 1435 u8 ta[ETH_ALEN]; 1436 } __packed __aligned(2); 1437 1438 /* TDLS */ 1439 1440 /* Channel switch timing */ 1441 struct ieee80211_ch_switch_timing { 1442 __le16 switch_time; 1443 __le16 switch_timeout; 1444 } __packed; 1445 1446 /* Link-id information element */ 1447 struct ieee80211_tdls_lnkie { 1448 u8 ie_type; /* Link Identifier IE */ 1449 u8 ie_len; 1450 u8 bssid[ETH_ALEN]; 1451 u8 init_sta[ETH_ALEN]; 1452 u8 resp_sta[ETH_ALEN]; 1453 } __packed; 1454 1455 struct ieee80211_tdls_data { 1456 u8 da[ETH_ALEN]; 1457 u8 sa[ETH_ALEN]; 1458 __be16 ether_type; 1459 u8 payload_type; 1460 u8 category; 1461 u8 action_code; 1462 union { 1463 struct { 1464 u8 dialog_token; 1465 __le16 capability; 1466 u8 variable[0]; 1467 } __packed setup_req; 1468 struct { 1469 __le16 status_code; 1470 u8 dialog_token; 1471 __le16 capability; 1472 u8 variable[0]; 1473 } __packed setup_resp; 1474 struct { 1475 __le16 status_code; 1476 u8 dialog_token; 1477 u8 variable[0]; 1478 } __packed setup_cfm; 1479 struct { 1480 __le16 reason_code; 1481 u8 variable[0]; 1482 } __packed teardown; 1483 struct { 1484 u8 dialog_token; 1485 u8 variable[0]; 1486 } __packed discover_req; 1487 struct { 1488 u8 target_channel; 1489 u8 oper_class; 1490 u8 variable[0]; 1491 } __packed chan_switch_req; 1492 struct { 1493 __le16 status_code; 1494 u8 variable[0]; 1495 } __packed chan_switch_resp; 1496 } u; 1497 } __packed; 1498 1499 /* 1500 * Peer-to-Peer IE attribute related definitions. 1501 */ 1502 /** 1503 * enum ieee80211_p2p_attr_id - identifies type of peer-to-peer attribute. 1504 */ 1505 enum ieee80211_p2p_attr_id { 1506 IEEE80211_P2P_ATTR_STATUS = 0, 1507 IEEE80211_P2P_ATTR_MINOR_REASON, 1508 IEEE80211_P2P_ATTR_CAPABILITY, 1509 IEEE80211_P2P_ATTR_DEVICE_ID, 1510 IEEE80211_P2P_ATTR_GO_INTENT, 1511 IEEE80211_P2P_ATTR_GO_CONFIG_TIMEOUT, 1512 IEEE80211_P2P_ATTR_LISTEN_CHANNEL, 1513 IEEE80211_P2P_ATTR_GROUP_BSSID, 1514 IEEE80211_P2P_ATTR_EXT_LISTEN_TIMING, 1515 IEEE80211_P2P_ATTR_INTENDED_IFACE_ADDR, 1516 IEEE80211_P2P_ATTR_MANAGABILITY, 1517 IEEE80211_P2P_ATTR_CHANNEL_LIST, 1518 IEEE80211_P2P_ATTR_ABSENCE_NOTICE, 1519 IEEE80211_P2P_ATTR_DEVICE_INFO, 1520 IEEE80211_P2P_ATTR_GROUP_INFO, 1521 IEEE80211_P2P_ATTR_GROUP_ID, 1522 IEEE80211_P2P_ATTR_INTERFACE, 1523 IEEE80211_P2P_ATTR_OPER_CHANNEL, 1524 IEEE80211_P2P_ATTR_INVITE_FLAGS, 1525 /* 19 - 220: Reserved */ 1526 IEEE80211_P2P_ATTR_VENDOR_SPECIFIC = 221, 1527 1528 IEEE80211_P2P_ATTR_MAX 1529 }; 1530 1531 /* Notice of Absence attribute - described in P2P spec 4.1.14 */ 1532 /* Typical max value used here */ 1533 #define IEEE80211_P2P_NOA_DESC_MAX 4 1534 1535 struct ieee80211_p2p_noa_desc { 1536 u8 count; 1537 __le32 duration; 1538 __le32 interval; 1539 __le32 start_time; 1540 } __packed; 1541 1542 struct ieee80211_p2p_noa_attr { 1543 u8 index; 1544 u8 oppps_ctwindow; 1545 struct ieee80211_p2p_noa_desc desc[IEEE80211_P2P_NOA_DESC_MAX]; 1546 } __packed; 1547 1548 #define IEEE80211_P2P_OPPPS_ENABLE_BIT BIT(7) 1549 #define IEEE80211_P2P_OPPPS_CTWINDOW_MASK 0x7F 1550 1551 /** 1552 * struct ieee80211_bar - HT Block Ack Request 1553 * 1554 * This structure refers to "HT BlockAckReq" as 1555 * described in 802.11n draft section 7.2.1.7.1 1556 */ 1557 struct ieee80211_bar { 1558 __le16 frame_control; 1559 __le16 duration; 1560 __u8 ra[ETH_ALEN]; 1561 __u8 ta[ETH_ALEN]; 1562 __le16 control; 1563 __le16 start_seq_num; 1564 } __packed; 1565 1566 /* 802.11 BAR control masks */ 1567 #define IEEE80211_BAR_CTRL_ACK_POLICY_NORMAL 0x0000 1568 #define IEEE80211_BAR_CTRL_MULTI_TID 0x0002 1569 #define IEEE80211_BAR_CTRL_CBMTID_COMPRESSED_BA 0x0004 1570 #define IEEE80211_BAR_CTRL_TID_INFO_MASK 0xf000 1571 #define IEEE80211_BAR_CTRL_TID_INFO_SHIFT 12 1572 1573 #define IEEE80211_HT_MCS_MASK_LEN 10 1574 1575 /** 1576 * struct ieee80211_mcs_info - MCS information 1577 * @rx_mask: RX mask 1578 * @rx_highest: highest supported RX rate. If set represents 1579 * the highest supported RX data rate in units of 1 Mbps. 1580 * If this field is 0 this value should not be used to 1581 * consider the highest RX data rate supported. 1582 * @tx_params: TX parameters 1583 */ 1584 struct ieee80211_mcs_info { 1585 u8 rx_mask[IEEE80211_HT_MCS_MASK_LEN]; 1586 __le16 rx_highest; 1587 u8 tx_params; 1588 u8 reserved[3]; 1589 } __packed; 1590 1591 /* 802.11n HT capability MSC set */ 1592 #define IEEE80211_HT_MCS_RX_HIGHEST_MASK 0x3ff 1593 #define IEEE80211_HT_MCS_TX_DEFINED 0x01 1594 #define IEEE80211_HT_MCS_TX_RX_DIFF 0x02 1595 /* value 0 == 1 stream etc */ 1596 #define IEEE80211_HT_MCS_TX_MAX_STREAMS_MASK 0x0C 1597 #define IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT 2 1598 #define IEEE80211_HT_MCS_TX_MAX_STREAMS 4 1599 #define IEEE80211_HT_MCS_TX_UNEQUAL_MODULATION 0x10 1600 1601 /* 1602 * 802.11n D5.0 20.3.5 / 20.6 says: 1603 * - indices 0 to 7 and 32 are single spatial stream 1604 * - 8 to 31 are multiple spatial streams using equal modulation 1605 * [8..15 for two streams, 16..23 for three and 24..31 for four] 1606 * - remainder are multiple spatial streams using unequal modulation 1607 */ 1608 #define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START 33 1609 #define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START_BYTE \ 1610 (IEEE80211_HT_MCS_UNEQUAL_MODULATION_START / 8) 1611 1612 /** 1613 * struct ieee80211_ht_cap - HT capabilities 1614 * 1615 * This structure is the "HT capabilities element" as 1616 * described in 802.11n D5.0 7.3.2.57 1617 */ 1618 struct ieee80211_ht_cap { 1619 __le16 cap_info; 1620 u8 ampdu_params_info; 1621 1622 /* 16 bytes MCS information */ 1623 struct ieee80211_mcs_info mcs; 1624 1625 __le16 extended_ht_cap_info; 1626 __le32 tx_BF_cap_info; 1627 u8 antenna_selection_info; 1628 } __packed; 1629 1630 /* 802.11n HT capabilities masks (for cap_info) */ 1631 #define IEEE80211_HT_CAP_LDPC_CODING 0x0001 1632 #define IEEE80211_HT_CAP_SUP_WIDTH_20_40 0x0002 1633 #define IEEE80211_HT_CAP_SM_PS 0x000C 1634 #define IEEE80211_HT_CAP_SM_PS_SHIFT 2 1635 #define IEEE80211_HT_CAP_GRN_FLD 0x0010 1636 #define IEEE80211_HT_CAP_SGI_20 0x0020 1637 #define IEEE80211_HT_CAP_SGI_40 0x0040 1638 #define IEEE80211_HT_CAP_TX_STBC 0x0080 1639 #define IEEE80211_HT_CAP_RX_STBC 0x0300 1640 #define IEEE80211_HT_CAP_RX_STBC_SHIFT 8 1641 #define IEEE80211_HT_CAP_DELAY_BA 0x0400 1642 #define IEEE80211_HT_CAP_MAX_AMSDU 0x0800 1643 #define IEEE80211_HT_CAP_DSSSCCK40 0x1000 1644 #define IEEE80211_HT_CAP_RESERVED 0x2000 1645 #define IEEE80211_HT_CAP_40MHZ_INTOLERANT 0x4000 1646 #define IEEE80211_HT_CAP_LSIG_TXOP_PROT 0x8000 1647 1648 /* 802.11n HT extended capabilities masks (for extended_ht_cap_info) */ 1649 #define IEEE80211_HT_EXT_CAP_PCO 0x0001 1650 #define IEEE80211_HT_EXT_CAP_PCO_TIME 0x0006 1651 #define IEEE80211_HT_EXT_CAP_PCO_TIME_SHIFT 1 1652 #define IEEE80211_HT_EXT_CAP_MCS_FB 0x0300 1653 #define IEEE80211_HT_EXT_CAP_MCS_FB_SHIFT 8 1654 #define IEEE80211_HT_EXT_CAP_HTC_SUP 0x0400 1655 #define IEEE80211_HT_EXT_CAP_RD_RESPONDER 0x0800 1656 1657 /* 802.11n HT capability AMPDU settings (for ampdu_params_info) */ 1658 #define IEEE80211_HT_AMPDU_PARM_FACTOR 0x03 1659 #define IEEE80211_HT_AMPDU_PARM_DENSITY 0x1C 1660 #define IEEE80211_HT_AMPDU_PARM_DENSITY_SHIFT 2 1661 1662 /* 1663 * Maximum length of AMPDU that the STA can receive in high-throughput (HT). 1664 * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets) 1665 */ 1666 enum ieee80211_max_ampdu_length_exp { 1667 IEEE80211_HT_MAX_AMPDU_8K = 0, 1668 IEEE80211_HT_MAX_AMPDU_16K = 1, 1669 IEEE80211_HT_MAX_AMPDU_32K = 2, 1670 IEEE80211_HT_MAX_AMPDU_64K = 3 1671 }; 1672 1673 /* 1674 * Maximum length of AMPDU that the STA can receive in VHT. 1675 * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets) 1676 */ 1677 enum ieee80211_vht_max_ampdu_length_exp { 1678 IEEE80211_VHT_MAX_AMPDU_8K = 0, 1679 IEEE80211_VHT_MAX_AMPDU_16K = 1, 1680 IEEE80211_VHT_MAX_AMPDU_32K = 2, 1681 IEEE80211_VHT_MAX_AMPDU_64K = 3, 1682 IEEE80211_VHT_MAX_AMPDU_128K = 4, 1683 IEEE80211_VHT_MAX_AMPDU_256K = 5, 1684 IEEE80211_VHT_MAX_AMPDU_512K = 6, 1685 IEEE80211_VHT_MAX_AMPDU_1024K = 7 1686 }; 1687 1688 #define IEEE80211_HT_MAX_AMPDU_FACTOR 13 1689 1690 /* Minimum MPDU start spacing */ 1691 enum ieee80211_min_mpdu_spacing { 1692 IEEE80211_HT_MPDU_DENSITY_NONE = 0, /* No restriction */ 1693 IEEE80211_HT_MPDU_DENSITY_0_25 = 1, /* 1/4 usec */ 1694 IEEE80211_HT_MPDU_DENSITY_0_5 = 2, /* 1/2 usec */ 1695 IEEE80211_HT_MPDU_DENSITY_1 = 3, /* 1 usec */ 1696 IEEE80211_HT_MPDU_DENSITY_2 = 4, /* 2 usec */ 1697 IEEE80211_HT_MPDU_DENSITY_4 = 5, /* 4 usec */ 1698 IEEE80211_HT_MPDU_DENSITY_8 = 6, /* 8 usec */ 1699 IEEE80211_HT_MPDU_DENSITY_16 = 7 /* 16 usec */ 1700 }; 1701 1702 /** 1703 * struct ieee80211_ht_operation - HT operation IE 1704 * 1705 * This structure is the "HT operation element" as 1706 * described in 802.11n-2009 7.3.2.57 1707 */ 1708 struct ieee80211_ht_operation { 1709 u8 primary_chan; 1710 u8 ht_param; 1711 __le16 operation_mode; 1712 __le16 stbc_param; 1713 u8 basic_set[16]; 1714 } __packed; 1715 1716 /* for ht_param */ 1717 #define IEEE80211_HT_PARAM_CHA_SEC_OFFSET 0x03 1718 #define IEEE80211_HT_PARAM_CHA_SEC_NONE 0x00 1719 #define IEEE80211_HT_PARAM_CHA_SEC_ABOVE 0x01 1720 #define IEEE80211_HT_PARAM_CHA_SEC_BELOW 0x03 1721 #define IEEE80211_HT_PARAM_CHAN_WIDTH_ANY 0x04 1722 #define IEEE80211_HT_PARAM_RIFS_MODE 0x08 1723 1724 /* for operation_mode */ 1725 #define IEEE80211_HT_OP_MODE_PROTECTION 0x0003 1726 #define IEEE80211_HT_OP_MODE_PROTECTION_NONE 0 1727 #define IEEE80211_HT_OP_MODE_PROTECTION_NONMEMBER 1 1728 #define IEEE80211_HT_OP_MODE_PROTECTION_20MHZ 2 1729 #define IEEE80211_HT_OP_MODE_PROTECTION_NONHT_MIXED 3 1730 #define IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT 0x0004 1731 #define IEEE80211_HT_OP_MODE_NON_HT_STA_PRSNT 0x0010 1732 #define IEEE80211_HT_OP_MODE_CCFS2_SHIFT 5 1733 #define IEEE80211_HT_OP_MODE_CCFS2_MASK 0x1fe0 1734 1735 /* for stbc_param */ 1736 #define IEEE80211_HT_STBC_PARAM_DUAL_BEACON 0x0040 1737 #define IEEE80211_HT_STBC_PARAM_DUAL_CTS_PROT 0x0080 1738 #define IEEE80211_HT_STBC_PARAM_STBC_BEACON 0x0100 1739 #define IEEE80211_HT_STBC_PARAM_LSIG_TXOP_FULLPROT 0x0200 1740 #define IEEE80211_HT_STBC_PARAM_PCO_ACTIVE 0x0400 1741 #define IEEE80211_HT_STBC_PARAM_PCO_PHASE 0x0800 1742 1743 1744 /* block-ack parameters */ 1745 #define IEEE80211_ADDBA_PARAM_AMSDU_MASK 0x0001 1746 #define IEEE80211_ADDBA_PARAM_POLICY_MASK 0x0002 1747 #define IEEE80211_ADDBA_PARAM_TID_MASK 0x003C 1748 #define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFC0 1749 #define IEEE80211_DELBA_PARAM_TID_MASK 0xF000 1750 #define IEEE80211_DELBA_PARAM_INITIATOR_MASK 0x0800 1751 1752 /* 1753 * A-MPDU buffer sizes 1754 * According to HT size varies from 8 to 64 frames 1755 * HE adds the ability to have up to 256 frames. 1756 * EHT adds the ability to have up to 1K frames. 1757 */ 1758 #define IEEE80211_MIN_AMPDU_BUF 0x8 1759 #define IEEE80211_MAX_AMPDU_BUF_HT 0x40 1760 #define IEEE80211_MAX_AMPDU_BUF_HE 0x100 1761 #define IEEE80211_MAX_AMPDU_BUF_EHT 0x400 1762 1763 1764 /* Spatial Multiplexing Power Save Modes (for capability) */ 1765 #define WLAN_HT_CAP_SM_PS_STATIC 0 1766 #define WLAN_HT_CAP_SM_PS_DYNAMIC 1 1767 #define WLAN_HT_CAP_SM_PS_INVALID 2 1768 #define WLAN_HT_CAP_SM_PS_DISABLED 3 1769 1770 /* for SM power control field lower two bits */ 1771 #define WLAN_HT_SMPS_CONTROL_DISABLED 0 1772 #define WLAN_HT_SMPS_CONTROL_STATIC 1 1773 #define WLAN_HT_SMPS_CONTROL_DYNAMIC 3 1774 1775 /** 1776 * struct ieee80211_vht_mcs_info - VHT MCS information 1777 * @rx_mcs_map: RX MCS map 2 bits for each stream, total 8 streams 1778 * @rx_highest: Indicates highest long GI VHT PPDU data rate 1779 * STA can receive. Rate expressed in units of 1 Mbps. 1780 * If this field is 0 this value should not be used to 1781 * consider the highest RX data rate supported. 1782 * The top 3 bits of this field indicate the Maximum NSTS,total 1783 * (a beamformee capability.) 1784 * @tx_mcs_map: TX MCS map 2 bits for each stream, total 8 streams 1785 * @tx_highest: Indicates highest long GI VHT PPDU data rate 1786 * STA can transmit. Rate expressed in units of 1 Mbps. 1787 * If this field is 0 this value should not be used to 1788 * consider the highest TX data rate supported. 1789 * The top 2 bits of this field are reserved, the 1790 * 3rd bit from the top indiciates VHT Extended NSS BW 1791 * Capability. 1792 */ 1793 struct ieee80211_vht_mcs_info { 1794 __le16 rx_mcs_map; 1795 __le16 rx_highest; 1796 __le16 tx_mcs_map; 1797 __le16 tx_highest; 1798 } __packed; 1799 1800 /* for rx_highest */ 1801 #define IEEE80211_VHT_MAX_NSTS_TOTAL_SHIFT 13 1802 #define IEEE80211_VHT_MAX_NSTS_TOTAL_MASK (7 << IEEE80211_VHT_MAX_NSTS_TOTAL_SHIFT) 1803 1804 /* for tx_highest */ 1805 #define IEEE80211_VHT_EXT_NSS_BW_CAPABLE (1 << 13) 1806 1807 /** 1808 * enum ieee80211_vht_mcs_support - VHT MCS support definitions 1809 * @IEEE80211_VHT_MCS_SUPPORT_0_7: MCSes 0-7 are supported for the 1810 * number of streams 1811 * @IEEE80211_VHT_MCS_SUPPORT_0_8: MCSes 0-8 are supported 1812 * @IEEE80211_VHT_MCS_SUPPORT_0_9: MCSes 0-9 are supported 1813 * @IEEE80211_VHT_MCS_NOT_SUPPORTED: This number of streams isn't supported 1814 * 1815 * These definitions are used in each 2-bit subfield of the @rx_mcs_map 1816 * and @tx_mcs_map fields of &struct ieee80211_vht_mcs_info, which are 1817 * both split into 8 subfields by number of streams. These values indicate 1818 * which MCSes are supported for the number of streams the value appears 1819 * for. 1820 */ 1821 enum ieee80211_vht_mcs_support { 1822 IEEE80211_VHT_MCS_SUPPORT_0_7 = 0, 1823 IEEE80211_VHT_MCS_SUPPORT_0_8 = 1, 1824 IEEE80211_VHT_MCS_SUPPORT_0_9 = 2, 1825 IEEE80211_VHT_MCS_NOT_SUPPORTED = 3, 1826 }; 1827 1828 /** 1829 * struct ieee80211_vht_cap - VHT capabilities 1830 * 1831 * This structure is the "VHT capabilities element" as 1832 * described in 802.11ac D3.0 8.4.2.160 1833 * @vht_cap_info: VHT capability info 1834 * @supp_mcs: VHT MCS supported rates 1835 */ 1836 struct ieee80211_vht_cap { 1837 __le32 vht_cap_info; 1838 struct ieee80211_vht_mcs_info supp_mcs; 1839 } __packed; 1840 1841 /** 1842 * enum ieee80211_vht_chanwidth - VHT channel width 1843 * @IEEE80211_VHT_CHANWIDTH_USE_HT: use the HT operation IE to 1844 * determine the channel width (20 or 40 MHz) 1845 * @IEEE80211_VHT_CHANWIDTH_80MHZ: 80 MHz bandwidth 1846 * @IEEE80211_VHT_CHANWIDTH_160MHZ: 160 MHz bandwidth 1847 * @IEEE80211_VHT_CHANWIDTH_80P80MHZ: 80+80 MHz bandwidth 1848 */ 1849 enum ieee80211_vht_chanwidth { 1850 IEEE80211_VHT_CHANWIDTH_USE_HT = 0, 1851 IEEE80211_VHT_CHANWIDTH_80MHZ = 1, 1852 IEEE80211_VHT_CHANWIDTH_160MHZ = 2, 1853 IEEE80211_VHT_CHANWIDTH_80P80MHZ = 3, 1854 }; 1855 1856 /** 1857 * struct ieee80211_vht_operation - VHT operation IE 1858 * 1859 * This structure is the "VHT operation element" as 1860 * described in 802.11ac D3.0 8.4.2.161 1861 * @chan_width: Operating channel width 1862 * @center_freq_seg0_idx: center freq segment 0 index 1863 * @center_freq_seg1_idx: center freq segment 1 index 1864 * @basic_mcs_set: VHT Basic MCS rate set 1865 */ 1866 struct ieee80211_vht_operation { 1867 u8 chan_width; 1868 u8 center_freq_seg0_idx; 1869 u8 center_freq_seg1_idx; 1870 __le16 basic_mcs_set; 1871 } __packed; 1872 1873 /** 1874 * struct ieee80211_he_cap_elem - HE capabilities element 1875 * 1876 * This structure is the "HE capabilities element" fixed fields as 1877 * described in P802.11ax_D4.0 section 9.4.2.242.2 and 9.4.2.242.3 1878 */ 1879 struct ieee80211_he_cap_elem { 1880 u8 mac_cap_info[6]; 1881 u8 phy_cap_info[11]; 1882 } __packed; 1883 1884 #define IEEE80211_TX_RX_MCS_NSS_DESC_MAX_LEN 5 1885 1886 /** 1887 * enum ieee80211_he_mcs_support - HE MCS support definitions 1888 * @IEEE80211_HE_MCS_SUPPORT_0_7: MCSes 0-7 are supported for the 1889 * number of streams 1890 * @IEEE80211_HE_MCS_SUPPORT_0_9: MCSes 0-9 are supported 1891 * @IEEE80211_HE_MCS_SUPPORT_0_11: MCSes 0-11 are supported 1892 * @IEEE80211_HE_MCS_NOT_SUPPORTED: This number of streams isn't supported 1893 * 1894 * These definitions are used in each 2-bit subfield of the rx_mcs_* 1895 * and tx_mcs_* fields of &struct ieee80211_he_mcs_nss_supp, which are 1896 * both split into 8 subfields by number of streams. These values indicate 1897 * which MCSes are supported for the number of streams the value appears 1898 * for. 1899 */ 1900 enum ieee80211_he_mcs_support { 1901 IEEE80211_HE_MCS_SUPPORT_0_7 = 0, 1902 IEEE80211_HE_MCS_SUPPORT_0_9 = 1, 1903 IEEE80211_HE_MCS_SUPPORT_0_11 = 2, 1904 IEEE80211_HE_MCS_NOT_SUPPORTED = 3, 1905 }; 1906 1907 /** 1908 * struct ieee80211_he_mcs_nss_supp - HE Tx/Rx HE MCS NSS Support Field 1909 * 1910 * This structure holds the data required for the Tx/Rx HE MCS NSS Support Field 1911 * described in P802.11ax_D2.0 section 9.4.2.237.4 1912 * 1913 * @rx_mcs_80: Rx MCS map 2 bits for each stream, total 8 streams, for channel 1914 * widths less than 80MHz. 1915 * @tx_mcs_80: Tx MCS map 2 bits for each stream, total 8 streams, for channel 1916 * widths less than 80MHz. 1917 * @rx_mcs_160: Rx MCS map 2 bits for each stream, total 8 streams, for channel 1918 * width 160MHz. 1919 * @tx_mcs_160: Tx MCS map 2 bits for each stream, total 8 streams, for channel 1920 * width 160MHz. 1921 * @rx_mcs_80p80: Rx MCS map 2 bits for each stream, total 8 streams, for 1922 * channel width 80p80MHz. 1923 * @tx_mcs_80p80: Tx MCS map 2 bits for each stream, total 8 streams, for 1924 * channel width 80p80MHz. 1925 */ 1926 struct ieee80211_he_mcs_nss_supp { 1927 __le16 rx_mcs_80; 1928 __le16 tx_mcs_80; 1929 __le16 rx_mcs_160; 1930 __le16 tx_mcs_160; 1931 __le16 rx_mcs_80p80; 1932 __le16 tx_mcs_80p80; 1933 } __packed; 1934 1935 /** 1936 * struct ieee80211_he_operation - HE capabilities element 1937 * 1938 * This structure is the "HE operation element" fields as 1939 * described in P802.11ax_D4.0 section 9.4.2.243 1940 */ 1941 struct ieee80211_he_operation { 1942 __le32 he_oper_params; 1943 __le16 he_mcs_nss_set; 1944 /* Optional 0,1,3,4,5,7 or 8 bytes: depends on @he_oper_params */ 1945 u8 optional[]; 1946 } __packed; 1947 1948 /** 1949 * struct ieee80211_he_spr - HE spatial reuse element 1950 * 1951 * This structure is the "HE spatial reuse element" element as 1952 * described in P802.11ax_D4.0 section 9.4.2.241 1953 */ 1954 struct ieee80211_he_spr { 1955 u8 he_sr_control; 1956 /* Optional 0 to 19 bytes: depends on @he_sr_control */ 1957 u8 optional[]; 1958 } __packed; 1959 1960 /** 1961 * struct ieee80211_he_mu_edca_param_ac_rec - MU AC Parameter Record field 1962 * 1963 * This structure is the "MU AC Parameter Record" fields as 1964 * described in P802.11ax_D4.0 section 9.4.2.245 1965 */ 1966 struct ieee80211_he_mu_edca_param_ac_rec { 1967 u8 aifsn; 1968 u8 ecw_min_max; 1969 u8 mu_edca_timer; 1970 } __packed; 1971 1972 /** 1973 * struct ieee80211_mu_edca_param_set - MU EDCA Parameter Set element 1974 * 1975 * This structure is the "MU EDCA Parameter Set element" fields as 1976 * described in P802.11ax_D4.0 section 9.4.2.245 1977 */ 1978 struct ieee80211_mu_edca_param_set { 1979 u8 mu_qos_info; 1980 struct ieee80211_he_mu_edca_param_ac_rec ac_be; 1981 struct ieee80211_he_mu_edca_param_ac_rec ac_bk; 1982 struct ieee80211_he_mu_edca_param_ac_rec ac_vi; 1983 struct ieee80211_he_mu_edca_param_ac_rec ac_vo; 1984 } __packed; 1985 1986 #define IEEE80211_EHT_MCS_NSS_RX 0x0f 1987 #define IEEE80211_EHT_MCS_NSS_TX 0xf0 1988 1989 /** 1990 * struct ieee80211_eht_mcs_nss_supp_20mhz_only - EHT 20MHz only station max 1991 * supported NSS for per MCS. 1992 * 1993 * For each field below, bits 0 - 3 indicate the maximal number of spatial 1994 * streams for Rx, and bits 4 - 7 indicate the maximal number of spatial streams 1995 * for Tx. 1996 * 1997 * @rx_tx_mcs7_max_nss: indicates the maximum number of spatial streams 1998 * supported for reception and the maximum number of spatial streams 1999 * supported for transmission for MCS 0 - 7. 2000 * @rx_tx_mcs9_max_nss: indicates the maximum number of spatial streams 2001 * supported for reception and the maximum number of spatial streams 2002 * supported for transmission for MCS 8 - 9. 2003 * @rx_tx_mcs11_max_nss: indicates the maximum number of spatial streams 2004 * supported for reception and the maximum number of spatial streams 2005 * supported for transmission for MCS 10 - 11. 2006 * @rx_tx_mcs13_max_nss: indicates the maximum number of spatial streams 2007 * supported for reception and the maximum number of spatial streams 2008 * supported for transmission for MCS 12 - 13. 2009 */ 2010 struct ieee80211_eht_mcs_nss_supp_20mhz_only { 2011 u8 rx_tx_mcs7_max_nss; 2012 u8 rx_tx_mcs9_max_nss; 2013 u8 rx_tx_mcs11_max_nss; 2014 u8 rx_tx_mcs13_max_nss; 2015 }; 2016 2017 /** 2018 * struct ieee80211_eht_mcs_nss_supp_bw - EHT max supported NSS per MCS (except 2019 * 20MHz only stations). 2020 * 2021 * For each field below, bits 0 - 3 indicate the maximal number of spatial 2022 * streams for Rx, and bits 4 - 7 indicate the maximal number of spatial streams 2023 * for Tx. 2024 * 2025 * @rx_tx_mcs9_max_nss: indicates the maximum number of spatial streams 2026 * supported for reception and the maximum number of spatial streams 2027 * supported for transmission for MCS 0 - 9. 2028 * @rx_tx_mcs11_max_nss: indicates the maximum number of spatial streams 2029 * supported for reception and the maximum number of spatial streams 2030 * supported for transmission for MCS 10 - 11. 2031 * @rx_tx_mcs13_max_nss: indicates the maximum number of spatial streams 2032 * supported for reception and the maximum number of spatial streams 2033 * supported for transmission for MCS 12 - 13. 2034 */ 2035 struct ieee80211_eht_mcs_nss_supp_bw { 2036 u8 rx_tx_mcs9_max_nss; 2037 u8 rx_tx_mcs11_max_nss; 2038 u8 rx_tx_mcs13_max_nss; 2039 }; 2040 2041 /** 2042 * struct ieee80211_eht_cap_elem_fixed - EHT capabilities fixed data 2043 * 2044 * This structure is the "EHT Capabilities element" fixed fields as 2045 * described in P802.11be_D2.0 section 9.4.2.313. 2046 * 2047 * @mac_cap_info: MAC capabilities, see IEEE80211_EHT_MAC_CAP* 2048 * @phy_cap_info: PHY capabilities, see IEEE80211_EHT_PHY_CAP* 2049 */ 2050 struct ieee80211_eht_cap_elem_fixed { 2051 u8 mac_cap_info[2]; 2052 u8 phy_cap_info[9]; 2053 } __packed; 2054 2055 /** 2056 * struct ieee80211_eht_cap_elem - EHT capabilities element 2057 * @fixed: fixed parts, see &ieee80211_eht_cap_elem_fixed 2058 * @optional: optional parts 2059 */ 2060 struct ieee80211_eht_cap_elem { 2061 struct ieee80211_eht_cap_elem_fixed fixed; 2062 2063 /* 2064 * Followed by: 2065 * Supported EHT-MCS And NSS Set field: 4, 3, 6 or 9 octets. 2066 * EHT PPE Thresholds field: variable length. 2067 */ 2068 u8 optional[]; 2069 } __packed; 2070 2071 #define IEEE80211_EHT_OPER_INFO_PRESENT 0x01 2072 #define IEEE80211_EHT_OPER_DISABLED_SUBCHANNEL_BITMAP_PRESENT 0x02 2073 #define IEEE80211_EHT_OPER_EHT_DEF_PE_DURATION 0x04 2074 #define IEEE80211_EHT_OPER_GROUP_ADDRESSED_BU_IND_LIMIT 0x08 2075 #define IEEE80211_EHT_OPER_GROUP_ADDRESSED_BU_IND_EXP_MASK 0x30 2076 2077 /** 2078 * struct ieee80211_eht_operation - eht operation element 2079 * 2080 * This structure is the "EHT Operation Element" fields as 2081 * described in P802.11be_D2.0 section 9.4.2.311 2082 * 2083 * @params: EHT operation element parameters. See &IEEE80211_EHT_OPER_* 2084 * @basic_mcs_nss: indicates the EHT-MCSs for each number of spatial streams in 2085 * EHT PPDUs that are supported by all EHT STAs in the BSS in transmit and 2086 * receive. 2087 * @optional: optional parts 2088 */ 2089 struct ieee80211_eht_operation { 2090 u8 params; 2091 __le32 basic_mcs_nss; 2092 u8 optional[]; 2093 } __packed; 2094 2095 /** 2096 * struct ieee80211_eht_operation_info - eht operation information 2097 * 2098 * @control: EHT operation information control. 2099 * @ccfs0: defines a channel center frequency for a 20, 40, 80, 160, or 320 MHz 2100 * EHT BSS. 2101 * @ccfs1: defines a channel center frequency for a 160 or 320 MHz EHT BSS. 2102 * @optional: optional parts 2103 */ 2104 struct ieee80211_eht_operation_info { 2105 u8 control; 2106 u8 ccfs0; 2107 u8 ccfs1; 2108 u8 optional[]; 2109 } __packed; 2110 2111 /* 802.11ac VHT Capabilities */ 2112 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895 0x00000000 2113 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991 0x00000001 2114 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454 0x00000002 2115 #define IEEE80211_VHT_CAP_MAX_MPDU_MASK 0x00000003 2116 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ 0x00000004 2117 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ 0x00000008 2118 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_MASK 0x0000000C 2119 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_SHIFT 2 2120 #define IEEE80211_VHT_CAP_RXLDPC 0x00000010 2121 #define IEEE80211_VHT_CAP_SHORT_GI_80 0x00000020 2122 #define IEEE80211_VHT_CAP_SHORT_GI_160 0x00000040 2123 #define IEEE80211_VHT_CAP_TXSTBC 0x00000080 2124 #define IEEE80211_VHT_CAP_RXSTBC_1 0x00000100 2125 #define IEEE80211_VHT_CAP_RXSTBC_2 0x00000200 2126 #define IEEE80211_VHT_CAP_RXSTBC_3 0x00000300 2127 #define IEEE80211_VHT_CAP_RXSTBC_4 0x00000400 2128 #define IEEE80211_VHT_CAP_RXSTBC_MASK 0x00000700 2129 #define IEEE80211_VHT_CAP_RXSTBC_SHIFT 8 2130 #define IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE 0x00000800 2131 #define IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE 0x00001000 2132 #define IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT 13 2133 #define IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK \ 2134 (7 << IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT) 2135 #define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT 16 2136 #define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK \ 2137 (7 << IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT) 2138 #define IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE 0x00080000 2139 #define IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE 0x00100000 2140 #define IEEE80211_VHT_CAP_VHT_TXOP_PS 0x00200000 2141 #define IEEE80211_VHT_CAP_HTC_VHT 0x00400000 2142 #define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT 23 2143 #define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK \ 2144 (7 << IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT) 2145 #define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_UNSOL_MFB 0x08000000 2146 #define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB 0x0c000000 2147 #define IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN 0x10000000 2148 #define IEEE80211_VHT_CAP_TX_ANTENNA_PATTERN 0x20000000 2149 #define IEEE80211_VHT_CAP_EXT_NSS_BW_SHIFT 30 2150 #define IEEE80211_VHT_CAP_EXT_NSS_BW_MASK 0xc0000000 2151 2152 /** 2153 * ieee80211_get_vht_max_nss - return max NSS for a given bandwidth/MCS 2154 * @cap: VHT capabilities of the peer 2155 * @bw: bandwidth to use 2156 * @mcs: MCS index to use 2157 * @ext_nss_bw_capable: indicates whether or not the local transmitter 2158 * (rate scaling algorithm) can deal with the new logic 2159 * (dot11VHTExtendedNSSBWCapable) 2160 * @max_vht_nss: current maximum NSS as advertised by the STA in 2161 * operating mode notification, can be 0 in which case the 2162 * capability data will be used to derive this (from MCS support) 2163 * 2164 * Due to the VHT Extended NSS Bandwidth Support, the maximum NSS can 2165 * vary for a given BW/MCS. This function parses the data. 2166 * 2167 * Note: This function is exported by cfg80211. 2168 */ 2169 int ieee80211_get_vht_max_nss(struct ieee80211_vht_cap *cap, 2170 enum ieee80211_vht_chanwidth bw, 2171 int mcs, bool ext_nss_bw_capable, 2172 unsigned int max_vht_nss); 2173 2174 /** 2175 * enum ieee80211_ap_reg_power - regulatory power for a Access Point 2176 * 2177 * @IEEE80211_REG_UNSET_AP: Access Point has no regulatory power mode 2178 * @IEEE80211_REG_LPI: Indoor Access Point 2179 * @IEEE80211_REG_SP: Standard power Access Point 2180 * @IEEE80211_REG_VLP: Very low power Access Point 2181 * @IEEE80211_REG_AP_POWER_AFTER_LAST: internal 2182 * @IEEE80211_REG_AP_POWER_MAX: maximum value 2183 */ 2184 enum ieee80211_ap_reg_power { 2185 IEEE80211_REG_UNSET_AP, 2186 IEEE80211_REG_LPI_AP, 2187 IEEE80211_REG_SP_AP, 2188 IEEE80211_REG_VLP_AP, 2189 IEEE80211_REG_AP_POWER_AFTER_LAST, 2190 IEEE80211_REG_AP_POWER_MAX = 2191 IEEE80211_REG_AP_POWER_AFTER_LAST - 1, 2192 }; 2193 2194 /** 2195 * enum ieee80211_client_reg_power - regulatory power for a client 2196 * 2197 * @IEEE80211_REG_UNSET_CLIENT: Client has no regulatory power mode 2198 * @IEEE80211_REG_DEFAULT_CLIENT: Default Client 2199 * @IEEE80211_REG_SUBORDINATE_CLIENT: Subordinate Client 2200 * @IEEE80211_REG_CLIENT_POWER_AFTER_LAST: internal 2201 * @IEEE80211_REG_CLIENT_POWER_MAX: maximum value 2202 */ 2203 enum ieee80211_client_reg_power { 2204 IEEE80211_REG_UNSET_CLIENT, 2205 IEEE80211_REG_DEFAULT_CLIENT, 2206 IEEE80211_REG_SUBORDINATE_CLIENT, 2207 IEEE80211_REG_CLIENT_POWER_AFTER_LAST, 2208 IEEE80211_REG_CLIENT_POWER_MAX = 2209 IEEE80211_REG_CLIENT_POWER_AFTER_LAST - 1, 2210 }; 2211 2212 /* 802.11ax HE MAC capabilities */ 2213 #define IEEE80211_HE_MAC_CAP0_HTC_HE 0x01 2214 #define IEEE80211_HE_MAC_CAP0_TWT_REQ 0x02 2215 #define IEEE80211_HE_MAC_CAP0_TWT_RES 0x04 2216 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_NOT_SUPP 0x00 2217 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_1 0x08 2218 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_2 0x10 2219 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_3 0x18 2220 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_MASK 0x18 2221 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_1 0x00 2222 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_2 0x20 2223 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_4 0x40 2224 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_8 0x60 2225 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_16 0x80 2226 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_32 0xa0 2227 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_64 0xc0 2228 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_UNLIMITED 0xe0 2229 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_MASK 0xe0 2230 2231 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_UNLIMITED 0x00 2232 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_128 0x01 2233 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_256 0x02 2234 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_512 0x03 2235 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_MASK 0x03 2236 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_0US 0x00 2237 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_8US 0x04 2238 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_16US 0x08 2239 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_MASK 0x0c 2240 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_1 0x00 2241 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_2 0x10 2242 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_3 0x20 2243 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_4 0x30 2244 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_5 0x40 2245 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_6 0x50 2246 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_7 0x60 2247 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_8 0x70 2248 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_MASK 0x70 2249 2250 /* Link adaptation is split between byte HE_MAC_CAP1 and 2251 * HE_MAC_CAP2. It should be set only if IEEE80211_HE_MAC_CAP0_HTC_HE 2252 * in which case the following values apply: 2253 * 0 = No feedback. 2254 * 1 = reserved. 2255 * 2 = Unsolicited feedback. 2256 * 3 = both 2257 */ 2258 #define IEEE80211_HE_MAC_CAP1_LINK_ADAPTATION 0x80 2259 2260 #define IEEE80211_HE_MAC_CAP2_LINK_ADAPTATION 0x01 2261 #define IEEE80211_HE_MAC_CAP2_ALL_ACK 0x02 2262 #define IEEE80211_HE_MAC_CAP2_TRS 0x04 2263 #define IEEE80211_HE_MAC_CAP2_BSR 0x08 2264 #define IEEE80211_HE_MAC_CAP2_BCAST_TWT 0x10 2265 #define IEEE80211_HE_MAC_CAP2_32BIT_BA_BITMAP 0x20 2266 #define IEEE80211_HE_MAC_CAP2_MU_CASCADING 0x40 2267 #define IEEE80211_HE_MAC_CAP2_ACK_EN 0x80 2268 2269 #define IEEE80211_HE_MAC_CAP3_OMI_CONTROL 0x02 2270 #define IEEE80211_HE_MAC_CAP3_OFDMA_RA 0x04 2271 2272 /* The maximum length of an A-MDPU is defined by the combination of the Maximum 2273 * A-MDPU Length Exponent field in the HT capabilities, VHT capabilities and the 2274 * same field in the HE capabilities. 2275 */ 2276 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_0 0x00 2277 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_1 0x08 2278 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_2 0x10 2279 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_3 0x18 2280 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_MASK 0x18 2281 #define IEEE80211_HE_MAC_CAP3_AMSDU_FRAG 0x20 2282 #define IEEE80211_HE_MAC_CAP3_FLEX_TWT_SCHED 0x40 2283 #define IEEE80211_HE_MAC_CAP3_RX_CTRL_FRAME_TO_MULTIBSS 0x80 2284 2285 #define IEEE80211_HE_MAC_CAP4_BSRP_BQRP_A_MPDU_AGG 0x01 2286 #define IEEE80211_HE_MAC_CAP4_QTP 0x02 2287 #define IEEE80211_HE_MAC_CAP4_BQR 0x04 2288 #define IEEE80211_HE_MAC_CAP4_PSR_RESP 0x08 2289 #define IEEE80211_HE_MAC_CAP4_NDP_FB_REP 0x10 2290 #define IEEE80211_HE_MAC_CAP4_OPS 0x20 2291 #define IEEE80211_HE_MAC_CAP4_AMSDU_IN_AMPDU 0x40 2292 /* Multi TID agg TX is split between byte #4 and #5 2293 * The value is a combination of B39,B40,B41 2294 */ 2295 #define IEEE80211_HE_MAC_CAP4_MULTI_TID_AGG_TX_QOS_B39 0x80 2296 2297 #define IEEE80211_HE_MAC_CAP5_MULTI_TID_AGG_TX_QOS_B40 0x01 2298 #define IEEE80211_HE_MAC_CAP5_MULTI_TID_AGG_TX_QOS_B41 0x02 2299 #define IEEE80211_HE_MAC_CAP5_SUBCHAN_SELECTIVE_TRANSMISSION 0x04 2300 #define IEEE80211_HE_MAC_CAP5_UL_2x996_TONE_RU 0x08 2301 #define IEEE80211_HE_MAC_CAP5_OM_CTRL_UL_MU_DATA_DIS_RX 0x10 2302 #define IEEE80211_HE_MAC_CAP5_HE_DYNAMIC_SM_PS 0x20 2303 #define IEEE80211_HE_MAC_CAP5_PUNCTURED_SOUNDING 0x40 2304 #define IEEE80211_HE_MAC_CAP5_HT_VHT_TRIG_FRAME_RX 0x80 2305 2306 #define IEEE80211_HE_VHT_MAX_AMPDU_FACTOR 20 2307 #define IEEE80211_HE_HT_MAX_AMPDU_FACTOR 16 2308 #define IEEE80211_HE_6GHZ_MAX_AMPDU_FACTOR 13 2309 2310 /* 802.11ax HE PHY capabilities */ 2311 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G 0x02 2312 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G 0x04 2313 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G 0x08 2314 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G 0x10 2315 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_MASK_ALL 0x1e 2316 2317 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_2G 0x20 2318 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_5G 0x40 2319 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_MASK 0xfe 2320 2321 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_80MHZ_ONLY_SECOND_20MHZ 0x01 2322 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_80MHZ_ONLY_SECOND_40MHZ 0x02 2323 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_160MHZ_ONLY_SECOND_20MHZ 0x04 2324 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_160MHZ_ONLY_SECOND_40MHZ 0x08 2325 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_MASK 0x0f 2326 #define IEEE80211_HE_PHY_CAP1_DEVICE_CLASS_A 0x10 2327 #define IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD 0x20 2328 #define IEEE80211_HE_PHY_CAP1_HE_LTF_AND_GI_FOR_HE_PPDUS_0_8US 0x40 2329 /* Midamble RX/TX Max NSTS is split between byte #2 and byte #3 */ 2330 #define IEEE80211_HE_PHY_CAP1_MIDAMBLE_RX_TX_MAX_NSTS 0x80 2331 2332 #define IEEE80211_HE_PHY_CAP2_MIDAMBLE_RX_TX_MAX_NSTS 0x01 2333 #define IEEE80211_HE_PHY_CAP2_NDP_4x_LTF_AND_3_2US 0x02 2334 #define IEEE80211_HE_PHY_CAP2_STBC_TX_UNDER_80MHZ 0x04 2335 #define IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ 0x08 2336 #define IEEE80211_HE_PHY_CAP2_DOPPLER_TX 0x10 2337 #define IEEE80211_HE_PHY_CAP2_DOPPLER_RX 0x20 2338 2339 /* Note that the meaning of UL MU below is different between an AP and a non-AP 2340 * sta, where in the AP case it indicates support for Rx and in the non-AP sta 2341 * case it indicates support for Tx. 2342 */ 2343 #define IEEE80211_HE_PHY_CAP2_UL_MU_FULL_MU_MIMO 0x40 2344 #define IEEE80211_HE_PHY_CAP2_UL_MU_PARTIAL_MU_MIMO 0x80 2345 2346 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_NO_DCM 0x00 2347 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_BPSK 0x01 2348 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_QPSK 0x02 2349 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_16_QAM 0x03 2350 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_MASK 0x03 2351 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_TX_NSS_1 0x00 2352 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_TX_NSS_2 0x04 2353 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_NO_DCM 0x00 2354 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_BPSK 0x08 2355 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_QPSK 0x10 2356 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_16_QAM 0x18 2357 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_MASK 0x18 2358 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_RX_NSS_1 0x00 2359 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_RX_NSS_2 0x20 2360 #define IEEE80211_HE_PHY_CAP3_RX_PARTIAL_BW_SU_IN_20MHZ_MU 0x40 2361 #define IEEE80211_HE_PHY_CAP3_SU_BEAMFORMER 0x80 2362 2363 #define IEEE80211_HE_PHY_CAP4_SU_BEAMFORMEE 0x01 2364 #define IEEE80211_HE_PHY_CAP4_MU_BEAMFORMER 0x02 2365 2366 /* Minimal allowed value of Max STS under 80MHz is 3 */ 2367 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_4 0x0c 2368 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_5 0x10 2369 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_6 0x14 2370 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_7 0x18 2371 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_8 0x1c 2372 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_MASK 0x1c 2373 2374 /* Minimal allowed value of Max STS above 80MHz is 3 */ 2375 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_4 0x60 2376 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_5 0x80 2377 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_6 0xa0 2378 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_7 0xc0 2379 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_8 0xe0 2380 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_MASK 0xe0 2381 2382 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_1 0x00 2383 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_2 0x01 2384 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_3 0x02 2385 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_4 0x03 2386 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_5 0x04 2387 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_6 0x05 2388 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_7 0x06 2389 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_8 0x07 2390 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK 0x07 2391 2392 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_1 0x00 2393 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_2 0x08 2394 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_3 0x10 2395 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_4 0x18 2396 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_5 0x20 2397 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_6 0x28 2398 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_7 0x30 2399 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_8 0x38 2400 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_MASK 0x38 2401 2402 #define IEEE80211_HE_PHY_CAP5_NG16_SU_FEEDBACK 0x40 2403 #define IEEE80211_HE_PHY_CAP5_NG16_MU_FEEDBACK 0x80 2404 2405 #define IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_42_SU 0x01 2406 #define IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_75_MU 0x02 2407 #define IEEE80211_HE_PHY_CAP6_TRIG_SU_BEAMFORMING_FB 0x04 2408 #define IEEE80211_HE_PHY_CAP6_TRIG_MU_BEAMFORMING_PARTIAL_BW_FB 0x08 2409 #define IEEE80211_HE_PHY_CAP6_TRIG_CQI_FB 0x10 2410 #define IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE 0x20 2411 #define IEEE80211_HE_PHY_CAP6_PARTIAL_BANDWIDTH_DL_MUMIMO 0x40 2412 #define IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT 0x80 2413 2414 #define IEEE80211_HE_PHY_CAP7_PSR_BASED_SR 0x01 2415 #define IEEE80211_HE_PHY_CAP7_POWER_BOOST_FACTOR_SUPP 0x02 2416 #define IEEE80211_HE_PHY_CAP7_HE_SU_MU_PPDU_4XLTF_AND_08_US_GI 0x04 2417 #define IEEE80211_HE_PHY_CAP7_MAX_NC_1 0x08 2418 #define IEEE80211_HE_PHY_CAP7_MAX_NC_2 0x10 2419 #define IEEE80211_HE_PHY_CAP7_MAX_NC_3 0x18 2420 #define IEEE80211_HE_PHY_CAP7_MAX_NC_4 0x20 2421 #define IEEE80211_HE_PHY_CAP7_MAX_NC_5 0x28 2422 #define IEEE80211_HE_PHY_CAP7_MAX_NC_6 0x30 2423 #define IEEE80211_HE_PHY_CAP7_MAX_NC_7 0x38 2424 #define IEEE80211_HE_PHY_CAP7_MAX_NC_MASK 0x38 2425 #define IEEE80211_HE_PHY_CAP7_STBC_TX_ABOVE_80MHZ 0x40 2426 #define IEEE80211_HE_PHY_CAP7_STBC_RX_ABOVE_80MHZ 0x80 2427 2428 #define IEEE80211_HE_PHY_CAP8_HE_ER_SU_PPDU_4XLTF_AND_08_US_GI 0x01 2429 #define IEEE80211_HE_PHY_CAP8_20MHZ_IN_40MHZ_HE_PPDU_IN_2G 0x02 2430 #define IEEE80211_HE_PHY_CAP8_20MHZ_IN_160MHZ_HE_PPDU 0x04 2431 #define IEEE80211_HE_PHY_CAP8_80MHZ_IN_160MHZ_HE_PPDU 0x08 2432 #define IEEE80211_HE_PHY_CAP8_HE_ER_SU_1XLTF_AND_08_US_GI 0x10 2433 #define IEEE80211_HE_PHY_CAP8_MIDAMBLE_RX_TX_2X_AND_1XLTF 0x20 2434 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_242 0x00 2435 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_484 0x40 2436 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_996 0x80 2437 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_2x996 0xc0 2438 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_MASK 0xc0 2439 2440 #define IEEE80211_HE_PHY_CAP9_LONGER_THAN_16_SIGB_OFDM_SYM 0x01 2441 #define IEEE80211_HE_PHY_CAP9_NON_TRIGGERED_CQI_FEEDBACK 0x02 2442 #define IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU 0x04 2443 #define IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU 0x08 2444 #define IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_COMP_SIGB 0x10 2445 #define IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_NON_COMP_SIGB 0x20 2446 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_0US 0x0 2447 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_8US 0x1 2448 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_16US 0x2 2449 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_RESERVED 0x3 2450 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_POS 6 2451 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_MASK 0xc0 2452 2453 #define IEEE80211_HE_PHY_CAP10_HE_MU_M1RU_MAX_LTF 0x01 2454 2455 /* 802.11ax HE TX/RX MCS NSS Support */ 2456 #define IEEE80211_TX_RX_MCS_NSS_SUPP_HIGHEST_MCS_POS (3) 2457 #define IEEE80211_TX_RX_MCS_NSS_SUPP_TX_BITMAP_POS (6) 2458 #define IEEE80211_TX_RX_MCS_NSS_SUPP_RX_BITMAP_POS (11) 2459 #define IEEE80211_TX_RX_MCS_NSS_SUPP_TX_BITMAP_MASK 0x07c0 2460 #define IEEE80211_TX_RX_MCS_NSS_SUPP_RX_BITMAP_MASK 0xf800 2461 2462 /* TX/RX HE MCS Support field Highest MCS subfield encoding */ 2463 enum ieee80211_he_highest_mcs_supported_subfield_enc { 2464 HIGHEST_MCS_SUPPORTED_MCS7 = 0, 2465 HIGHEST_MCS_SUPPORTED_MCS8, 2466 HIGHEST_MCS_SUPPORTED_MCS9, 2467 HIGHEST_MCS_SUPPORTED_MCS10, 2468 HIGHEST_MCS_SUPPORTED_MCS11, 2469 }; 2470 2471 /* Calculate 802.11ax HE capabilities IE Tx/Rx HE MCS NSS Support Field size */ 2472 static inline u8 2473 ieee80211_he_mcs_nss_size(const struct ieee80211_he_cap_elem *he_cap) 2474 { 2475 u8 count = 4; 2476 2477 if (he_cap->phy_cap_info[0] & 2478 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G) 2479 count += 4; 2480 2481 if (he_cap->phy_cap_info[0] & 2482 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G) 2483 count += 4; 2484 2485 return count; 2486 } 2487 2488 /* 802.11ax HE PPE Thresholds */ 2489 #define IEEE80211_PPE_THRES_NSS_SUPPORT_2NSS (1) 2490 #define IEEE80211_PPE_THRES_NSS_POS (0) 2491 #define IEEE80211_PPE_THRES_NSS_MASK (7) 2492 #define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_2x966_AND_966_RU \ 2493 (BIT(5) | BIT(6)) 2494 #define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK 0x78 2495 #define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_POS (3) 2496 #define IEEE80211_PPE_THRES_INFO_PPET_SIZE (3) 2497 #define IEEE80211_HE_PPE_THRES_INFO_HEADER_SIZE (7) 2498 2499 /* 2500 * Calculate 802.11ax HE capabilities IE PPE field size 2501 * Input: Header byte of ppe_thres (first byte), and HE capa IE's PHY cap u8* 2502 */ 2503 static inline u8 2504 ieee80211_he_ppe_size(u8 ppe_thres_hdr, const u8 *phy_cap_info) 2505 { 2506 u8 n; 2507 2508 if ((phy_cap_info[6] & 2509 IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) == 0) 2510 return 0; 2511 2512 n = hweight8(ppe_thres_hdr & 2513 IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK); 2514 n *= (1 + ((ppe_thres_hdr & IEEE80211_PPE_THRES_NSS_MASK) >> 2515 IEEE80211_PPE_THRES_NSS_POS)); 2516 2517 /* 2518 * Each pair is 6 bits, and we need to add the 7 "header" bits to the 2519 * total size. 2520 */ 2521 n = (n * IEEE80211_PPE_THRES_INFO_PPET_SIZE * 2) + 7; 2522 n = DIV_ROUND_UP(n, 8); 2523 2524 return n; 2525 } 2526 2527 static inline bool ieee80211_he_capa_size_ok(const u8 *data, u8 len) 2528 { 2529 const struct ieee80211_he_cap_elem *he_cap_ie_elem = (const void *)data; 2530 u8 needed = sizeof(*he_cap_ie_elem); 2531 2532 if (len < needed) 2533 return false; 2534 2535 needed += ieee80211_he_mcs_nss_size(he_cap_ie_elem); 2536 if (len < needed) 2537 return false; 2538 2539 if (he_cap_ie_elem->phy_cap_info[6] & 2540 IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) { 2541 if (len < needed + 1) 2542 return false; 2543 needed += ieee80211_he_ppe_size(data[needed], 2544 he_cap_ie_elem->phy_cap_info); 2545 } 2546 2547 return len >= needed; 2548 } 2549 2550 /* HE Operation defines */ 2551 #define IEEE80211_HE_OPERATION_DFLT_PE_DURATION_MASK 0x00000007 2552 #define IEEE80211_HE_OPERATION_TWT_REQUIRED 0x00000008 2553 #define IEEE80211_HE_OPERATION_RTS_THRESHOLD_MASK 0x00003ff0 2554 #define IEEE80211_HE_OPERATION_RTS_THRESHOLD_OFFSET 4 2555 #define IEEE80211_HE_OPERATION_VHT_OPER_INFO 0x00004000 2556 #define IEEE80211_HE_OPERATION_CO_HOSTED_BSS 0x00008000 2557 #define IEEE80211_HE_OPERATION_ER_SU_DISABLE 0x00010000 2558 #define IEEE80211_HE_OPERATION_6GHZ_OP_INFO 0x00020000 2559 #define IEEE80211_HE_OPERATION_BSS_COLOR_MASK 0x3f000000 2560 #define IEEE80211_HE_OPERATION_BSS_COLOR_OFFSET 24 2561 #define IEEE80211_HE_OPERATION_PARTIAL_BSS_COLOR 0x40000000 2562 #define IEEE80211_HE_OPERATION_BSS_COLOR_DISABLED 0x80000000 2563 2564 #define IEEE80211_6GHZ_CTRL_REG_LPI_AP 0 2565 #define IEEE80211_6GHZ_CTRL_REG_SP_AP 1 2566 2567 /** 2568 * ieee80211_he_6ghz_oper - HE 6 GHz operation Information field 2569 * @primary: primary channel 2570 * @control: control flags 2571 * @ccfs0: channel center frequency segment 0 2572 * @ccfs1: channel center frequency segment 1 2573 * @minrate: minimum rate (in 1 Mbps units) 2574 */ 2575 struct ieee80211_he_6ghz_oper { 2576 u8 primary; 2577 #define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH 0x3 2578 #define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_20MHZ 0 2579 #define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_40MHZ 1 2580 #define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_80MHZ 2 2581 #define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_160MHZ 3 2582 #define IEEE80211_HE_6GHZ_OPER_CTRL_DUP_BEACON 0x4 2583 #define IEEE80211_HE_6GHZ_OPER_CTRL_REG_INFO 0x38 2584 u8 control; 2585 u8 ccfs0; 2586 u8 ccfs1; 2587 u8 minrate; 2588 } __packed; 2589 2590 /* 2591 * In "9.4.2.161 Transmit Power Envelope element" of "IEEE Std 802.11ax-2021", 2592 * it show four types in "Table 9-275a-Maximum Transmit Power Interpretation 2593 * subfield encoding", and two category for each type in "Table E-12-Regulatory 2594 * Info subfield encoding in the United States". 2595 * So it it totally max 8 Transmit Power Envelope element. 2596 */ 2597 #define IEEE80211_TPE_MAX_IE_COUNT 8 2598 /* 2599 * In "Table 9-277—Meaning of Maximum Transmit Power Count subfield" 2600 * of "IEEE Std 802.11ax™‐2021", the max power level is 8. 2601 */ 2602 #define IEEE80211_MAX_NUM_PWR_LEVEL 8 2603 2604 #define IEEE80211_TPE_MAX_POWER_COUNT 8 2605 2606 /* transmit power interpretation type of transmit power envelope element */ 2607 enum ieee80211_tx_power_intrpt_type { 2608 IEEE80211_TPE_LOCAL_EIRP, 2609 IEEE80211_TPE_LOCAL_EIRP_PSD, 2610 IEEE80211_TPE_REG_CLIENT_EIRP, 2611 IEEE80211_TPE_REG_CLIENT_EIRP_PSD, 2612 }; 2613 2614 /** 2615 * struct ieee80211_tx_pwr_env 2616 * 2617 * This structure represents the "Transmit Power Envelope element" 2618 */ 2619 struct ieee80211_tx_pwr_env { 2620 u8 tx_power_info; 2621 s8 tx_power[IEEE80211_TPE_MAX_POWER_COUNT]; 2622 } __packed; 2623 2624 #define IEEE80211_TX_PWR_ENV_INFO_COUNT 0x7 2625 #define IEEE80211_TX_PWR_ENV_INFO_INTERPRET 0x38 2626 #define IEEE80211_TX_PWR_ENV_INFO_CATEGORY 0xC0 2627 2628 /* 2629 * ieee80211_he_oper_size - calculate 802.11ax HE Operations IE size 2630 * @he_oper_ie: byte data of the He Operations IE, stating from the byte 2631 * after the ext ID byte. It is assumed that he_oper_ie has at least 2632 * sizeof(struct ieee80211_he_operation) bytes, the caller must have 2633 * validated this. 2634 * @return the actual size of the IE data (not including header), or 0 on error 2635 */ 2636 static inline u8 2637 ieee80211_he_oper_size(const u8 *he_oper_ie) 2638 { 2639 const struct ieee80211_he_operation *he_oper = (const void *)he_oper_ie; 2640 u8 oper_len = sizeof(struct ieee80211_he_operation); 2641 u32 he_oper_params; 2642 2643 /* Make sure the input is not NULL */ 2644 if (!he_oper_ie) 2645 return 0; 2646 2647 /* Calc required length */ 2648 he_oper_params = le32_to_cpu(he_oper->he_oper_params); 2649 if (he_oper_params & IEEE80211_HE_OPERATION_VHT_OPER_INFO) 2650 oper_len += 3; 2651 if (he_oper_params & IEEE80211_HE_OPERATION_CO_HOSTED_BSS) 2652 oper_len++; 2653 if (he_oper_params & IEEE80211_HE_OPERATION_6GHZ_OP_INFO) 2654 oper_len += sizeof(struct ieee80211_he_6ghz_oper); 2655 2656 /* Add the first byte (extension ID) to the total length */ 2657 oper_len++; 2658 2659 return oper_len; 2660 } 2661 2662 /** 2663 * ieee80211_he_6ghz_oper - obtain 6 GHz operation field 2664 * @he_oper: HE operation element (must be pre-validated for size) 2665 * but may be %NULL 2666 * 2667 * Return: a pointer to the 6 GHz operation field, or %NULL 2668 */ 2669 static inline const struct ieee80211_he_6ghz_oper * 2670 ieee80211_he_6ghz_oper(const struct ieee80211_he_operation *he_oper) 2671 { 2672 const u8 *ret = (const void *)&he_oper->optional; 2673 u32 he_oper_params; 2674 2675 if (!he_oper) 2676 return NULL; 2677 2678 he_oper_params = le32_to_cpu(he_oper->he_oper_params); 2679 2680 if (!(he_oper_params & IEEE80211_HE_OPERATION_6GHZ_OP_INFO)) 2681 return NULL; 2682 if (he_oper_params & IEEE80211_HE_OPERATION_VHT_OPER_INFO) 2683 ret += 3; 2684 if (he_oper_params & IEEE80211_HE_OPERATION_CO_HOSTED_BSS) 2685 ret++; 2686 2687 return (const void *)ret; 2688 } 2689 2690 /* HE Spatial Reuse defines */ 2691 #define IEEE80211_HE_SPR_PSR_DISALLOWED BIT(0) 2692 #define IEEE80211_HE_SPR_NON_SRG_OBSS_PD_SR_DISALLOWED BIT(1) 2693 #define IEEE80211_HE_SPR_NON_SRG_OFFSET_PRESENT BIT(2) 2694 #define IEEE80211_HE_SPR_SRG_INFORMATION_PRESENT BIT(3) 2695 #define IEEE80211_HE_SPR_HESIGA_SR_VAL15_ALLOWED BIT(4) 2696 2697 /* 2698 * ieee80211_he_spr_size - calculate 802.11ax HE Spatial Reuse IE size 2699 * @he_spr_ie: byte data of the He Spatial Reuse IE, stating from the byte 2700 * after the ext ID byte. It is assumed that he_spr_ie has at least 2701 * sizeof(struct ieee80211_he_spr) bytes, the caller must have validated 2702 * this 2703 * @return the actual size of the IE data (not including header), or 0 on error 2704 */ 2705 static inline u8 2706 ieee80211_he_spr_size(const u8 *he_spr_ie) 2707 { 2708 const struct ieee80211_he_spr *he_spr = (const void *)he_spr_ie; 2709 u8 spr_len = sizeof(struct ieee80211_he_spr); 2710 u8 he_spr_params; 2711 2712 /* Make sure the input is not NULL */ 2713 if (!he_spr_ie) 2714 return 0; 2715 2716 /* Calc required length */ 2717 he_spr_params = he_spr->he_sr_control; 2718 if (he_spr_params & IEEE80211_HE_SPR_NON_SRG_OFFSET_PRESENT) 2719 spr_len++; 2720 if (he_spr_params & IEEE80211_HE_SPR_SRG_INFORMATION_PRESENT) 2721 spr_len += 18; 2722 2723 /* Add the first byte (extension ID) to the total length */ 2724 spr_len++; 2725 2726 return spr_len; 2727 } 2728 2729 /* S1G Capabilities Information field */ 2730 #define IEEE80211_S1G_CAPABILITY_LEN 15 2731 2732 #define S1G_CAP0_S1G_LONG BIT(0) 2733 #define S1G_CAP0_SGI_1MHZ BIT(1) 2734 #define S1G_CAP0_SGI_2MHZ BIT(2) 2735 #define S1G_CAP0_SGI_4MHZ BIT(3) 2736 #define S1G_CAP0_SGI_8MHZ BIT(4) 2737 #define S1G_CAP0_SGI_16MHZ BIT(5) 2738 #define S1G_CAP0_SUPP_CH_WIDTH GENMASK(7, 6) 2739 2740 #define S1G_SUPP_CH_WIDTH_2 0 2741 #define S1G_SUPP_CH_WIDTH_4 1 2742 #define S1G_SUPP_CH_WIDTH_8 2 2743 #define S1G_SUPP_CH_WIDTH_16 3 2744 #define S1G_SUPP_CH_WIDTH_MAX(cap) ((1 << FIELD_GET(S1G_CAP0_SUPP_CH_WIDTH, \ 2745 cap[0])) << 1) 2746 2747 #define S1G_CAP1_RX_LDPC BIT(0) 2748 #define S1G_CAP1_TX_STBC BIT(1) 2749 #define S1G_CAP1_RX_STBC BIT(2) 2750 #define S1G_CAP1_SU_BFER BIT(3) 2751 #define S1G_CAP1_SU_BFEE BIT(4) 2752 #define S1G_CAP1_BFEE_STS GENMASK(7, 5) 2753 2754 #define S1G_CAP2_SOUNDING_DIMENSIONS GENMASK(2, 0) 2755 #define S1G_CAP2_MU_BFER BIT(3) 2756 #define S1G_CAP2_MU_BFEE BIT(4) 2757 #define S1G_CAP2_PLUS_HTC_VHT BIT(5) 2758 #define S1G_CAP2_TRAVELING_PILOT GENMASK(7, 6) 2759 2760 #define S1G_CAP3_RD_RESPONDER BIT(0) 2761 #define S1G_CAP3_HT_DELAYED_BA BIT(1) 2762 #define S1G_CAP3_MAX_MPDU_LEN BIT(2) 2763 #define S1G_CAP3_MAX_AMPDU_LEN_EXP GENMASK(4, 3) 2764 #define S1G_CAP3_MIN_MPDU_START GENMASK(7, 5) 2765 2766 #define S1G_CAP4_UPLINK_SYNC BIT(0) 2767 #define S1G_CAP4_DYNAMIC_AID BIT(1) 2768 #define S1G_CAP4_BAT BIT(2) 2769 #define S1G_CAP4_TIME_ADE BIT(3) 2770 #define S1G_CAP4_NON_TIM BIT(4) 2771 #define S1G_CAP4_GROUP_AID BIT(5) 2772 #define S1G_CAP4_STA_TYPE GENMASK(7, 6) 2773 2774 #define S1G_CAP5_CENT_AUTH_CONTROL BIT(0) 2775 #define S1G_CAP5_DIST_AUTH_CONTROL BIT(1) 2776 #define S1G_CAP5_AMSDU BIT(2) 2777 #define S1G_CAP5_AMPDU BIT(3) 2778 #define S1G_CAP5_ASYMMETRIC_BA BIT(4) 2779 #define S1G_CAP5_FLOW_CONTROL BIT(5) 2780 #define S1G_CAP5_SECTORIZED_BEAM GENMASK(7, 6) 2781 2782 #define S1G_CAP6_OBSS_MITIGATION BIT(0) 2783 #define S1G_CAP6_FRAGMENT_BA BIT(1) 2784 #define S1G_CAP6_NDP_PS_POLL BIT(2) 2785 #define S1G_CAP6_RAW_OPERATION BIT(3) 2786 #define S1G_CAP6_PAGE_SLICING BIT(4) 2787 #define S1G_CAP6_TXOP_SHARING_IMP_ACK BIT(5) 2788 #define S1G_CAP6_VHT_LINK_ADAPT GENMASK(7, 6) 2789 2790 #define S1G_CAP7_TACK_AS_PS_POLL BIT(0) 2791 #define S1G_CAP7_DUP_1MHZ BIT(1) 2792 #define S1G_CAP7_MCS_NEGOTIATION BIT(2) 2793 #define S1G_CAP7_1MHZ_CTL_RESPONSE_PREAMBLE BIT(3) 2794 #define S1G_CAP7_NDP_BFING_REPORT_POLL BIT(4) 2795 #define S1G_CAP7_UNSOLICITED_DYN_AID BIT(5) 2796 #define S1G_CAP7_SECTOR_TRAINING_OPERATION BIT(6) 2797 #define S1G_CAP7_TEMP_PS_MODE_SWITCH BIT(7) 2798 2799 #define S1G_CAP8_TWT_GROUPING BIT(0) 2800 #define S1G_CAP8_BDT BIT(1) 2801 #define S1G_CAP8_COLOR GENMASK(4, 2) 2802 #define S1G_CAP8_TWT_REQUEST BIT(5) 2803 #define S1G_CAP8_TWT_RESPOND BIT(6) 2804 #define S1G_CAP8_PV1_FRAME BIT(7) 2805 2806 #define S1G_CAP9_LINK_ADAPT_PER_CONTROL_RESPONSE BIT(0) 2807 2808 #define S1G_OPER_CH_WIDTH_PRIMARY_1MHZ BIT(0) 2809 #define S1G_OPER_CH_WIDTH_OPER GENMASK(4, 1) 2810 2811 /* EHT MAC capabilities as defined in P802.11be_D2.0 section 9.4.2.313.2 */ 2812 #define IEEE80211_EHT_MAC_CAP0_EPCS_PRIO_ACCESS 0x01 2813 #define IEEE80211_EHT_MAC_CAP0_OM_CONTROL 0x02 2814 #define IEEE80211_EHT_MAC_CAP0_TRIG_TXOP_SHARING_MODE1 0x04 2815 #define IEEE80211_EHT_MAC_CAP0_TRIG_TXOP_SHARING_MODE2 0x08 2816 #define IEEE80211_EHT_MAC_CAP0_RESTRICTED_TWT 0x10 2817 #define IEEE80211_EHT_MAC_CAP0_SCS_TRAFFIC_DESC 0x20 2818 #define IEEE80211_EHT_MAC_CAP0_MAX_MPDU_LEN_MASK 0xc0 2819 #define IEEE80211_EHT_MAC_CAP0_MAX_MPDU_LEN_3895 0 2820 #define IEEE80211_EHT_MAC_CAP0_MAX_MPDU_LEN_7991 1 2821 #define IEEE80211_EHT_MAC_CAP0_MAX_MPDU_LEN_11454 2 2822 2823 #define IEEE80211_EHT_MAC_CAP1_MAX_AMPDU_LEN_MASK 0x01 2824 2825 /* EHT PHY capabilities as defined in P802.11be_D2.0 section 9.4.2.313.3 */ 2826 #define IEEE80211_EHT_PHY_CAP0_320MHZ_IN_6GHZ 0x02 2827 #define IEEE80211_EHT_PHY_CAP0_242_TONE_RU_GT20MHZ 0x04 2828 #define IEEE80211_EHT_PHY_CAP0_NDP_4_EHT_LFT_32_GI 0x08 2829 #define IEEE80211_EHT_PHY_CAP0_PARTIAL_BW_UL_MU_MIMO 0x10 2830 #define IEEE80211_EHT_PHY_CAP0_SU_BEAMFORMER 0x20 2831 #define IEEE80211_EHT_PHY_CAP0_SU_BEAMFORMEE 0x40 2832 2833 /* EHT beamformee number of spatial streams <= 80MHz is split */ 2834 #define IEEE80211_EHT_PHY_CAP0_BEAMFORMEE_SS_80MHZ_MASK 0x80 2835 #define IEEE80211_EHT_PHY_CAP1_BEAMFORMEE_SS_80MHZ_MASK 0x03 2836 2837 #define IEEE80211_EHT_PHY_CAP1_BEAMFORMEE_SS_160MHZ_MASK 0x1c 2838 #define IEEE80211_EHT_PHY_CAP1_BEAMFORMEE_SS_320MHZ_MASK 0xe0 2839 2840 #define IEEE80211_EHT_PHY_CAP2_SOUNDING_DIM_80MHZ_MASK 0x07 2841 #define IEEE80211_EHT_PHY_CAP2_SOUNDING_DIM_160MHZ_MASK 0x38 2842 2843 /* EHT number of sounding dimensions for 320MHz is split */ 2844 #define IEEE80211_EHT_PHY_CAP2_SOUNDING_DIM_320MHZ_MASK 0xc0 2845 #define IEEE80211_EHT_PHY_CAP3_SOUNDING_DIM_320MHZ_MASK 0x01 2846 #define IEEE80211_EHT_PHY_CAP3_NG_16_SU_FEEDBACK 0x02 2847 #define IEEE80211_EHT_PHY_CAP3_NG_16_MU_FEEDBACK 0x04 2848 #define IEEE80211_EHT_PHY_CAP3_CODEBOOK_4_2_SU_FDBK 0x08 2849 #define IEEE80211_EHT_PHY_CAP3_CODEBOOK_7_5_MU_FDBK 0x10 2850 #define IEEE80211_EHT_PHY_CAP3_TRIG_SU_BF_FDBK 0x20 2851 #define IEEE80211_EHT_PHY_CAP3_TRIG_MU_BF_PART_BW_FDBK 0x40 2852 #define IEEE80211_EHT_PHY_CAP3_TRIG_CQI_FDBK 0x80 2853 2854 #define IEEE80211_EHT_PHY_CAP4_PART_BW_DL_MU_MIMO 0x01 2855 #define IEEE80211_EHT_PHY_CAP4_PSR_SR_SUPP 0x02 2856 #define IEEE80211_EHT_PHY_CAP4_POWER_BOOST_FACT_SUPP 0x04 2857 #define IEEE80211_EHT_PHY_CAP4_EHT_MU_PPDU_4_EHT_LTF_08_GI 0x08 2858 #define IEEE80211_EHT_PHY_CAP4_MAX_NC_MASK 0xf0 2859 2860 #define IEEE80211_EHT_PHY_CAP5_NON_TRIG_CQI_FEEDBACK 0x01 2861 #define IEEE80211_EHT_PHY_CAP5_TX_LESS_242_TONE_RU_SUPP 0x02 2862 #define IEEE80211_EHT_PHY_CAP5_RX_LESS_242_TONE_RU_SUPP 0x04 2863 #define IEEE80211_EHT_PHY_CAP5_PPE_THRESHOLD_PRESENT 0x08 2864 #define IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_MASK 0x30 2865 #define IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_0US 0 2866 #define IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_8US 1 2867 #define IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_16US 2 2868 #define IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_20US 3 2869 2870 /* Maximum number of supported EHT LTF is split */ 2871 #define IEEE80211_EHT_PHY_CAP5_MAX_NUM_SUPP_EHT_LTF_MASK 0xc0 2872 #define IEEE80211_EHT_PHY_CAP6_MAX_NUM_SUPP_EHT_LTF_MASK 0x07 2873 2874 #define IEEE80211_EHT_PHY_CAP6_MCS15_SUPP_MASK 0x78 2875 #define IEEE80211_EHT_PHY_CAP6_EHT_DUP_6GHZ_SUPP 0x80 2876 2877 #define IEEE80211_EHT_PHY_CAP7_20MHZ_STA_RX_NDP_WIDER_BW 0x01 2878 #define IEEE80211_EHT_PHY_CAP7_NON_OFDMA_UL_MU_MIMO_80MHZ 0x02 2879 #define IEEE80211_EHT_PHY_CAP7_NON_OFDMA_UL_MU_MIMO_160MHZ 0x04 2880 #define IEEE80211_EHT_PHY_CAP7_NON_OFDMA_UL_MU_MIMO_320MHZ 0x08 2881 #define IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_80MHZ 0x10 2882 #define IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_160MHZ 0x20 2883 #define IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_320MHZ 0x40 2884 #define IEEE80211_EHT_PHY_CAP7_TB_SOUNDING_FDBK_RATE_LIMIT 0x80 2885 2886 #define IEEE80211_EHT_PHY_CAP8_RX_1024QAM_WIDER_BW_DL_OFDMA 0x01 2887 #define IEEE80211_EHT_PHY_CAP8_RX_4096QAM_WIDER_BW_DL_OFDMA 0x02 2888 2889 /* 2890 * EHT operation channel width as defined in P802.11be_D2.0 section 9.4.2.311 2891 */ 2892 #define IEEE80211_EHT_OPER_CHAN_WIDTH 0x7 2893 #define IEEE80211_EHT_OPER_CHAN_WIDTH_20MHZ 0 2894 #define IEEE80211_EHT_OPER_CHAN_WIDTH_40MHZ 1 2895 #define IEEE80211_EHT_OPER_CHAN_WIDTH_80MHZ 2 2896 #define IEEE80211_EHT_OPER_CHAN_WIDTH_160MHZ 3 2897 #define IEEE80211_EHT_OPER_CHAN_WIDTH_320MHZ 4 2898 2899 /* Calculate 802.11be EHT capabilities IE Tx/Rx EHT MCS NSS Support Field size */ 2900 static inline u8 2901 ieee80211_eht_mcs_nss_size(const struct ieee80211_he_cap_elem *he_cap, 2902 const struct ieee80211_eht_cap_elem_fixed *eht_cap, 2903 bool from_ap) 2904 { 2905 u8 count = 0; 2906 2907 /* on 2.4 GHz, if it supports 40 MHz, the result is 3 */ 2908 if (he_cap->phy_cap_info[0] & 2909 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G) 2910 return 3; 2911 2912 /* on 2.4 GHz, these three bits are reserved, so should be 0 */ 2913 if (he_cap->phy_cap_info[0] & 2914 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G) 2915 count += 3; 2916 2917 if (he_cap->phy_cap_info[0] & 2918 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G) 2919 count += 3; 2920 2921 if (eht_cap->phy_cap_info[0] & IEEE80211_EHT_PHY_CAP0_320MHZ_IN_6GHZ) 2922 count += 3; 2923 2924 if (count) 2925 return count; 2926 2927 return from_ap ? 3 : 4; 2928 } 2929 2930 /* 802.11be EHT PPE Thresholds */ 2931 #define IEEE80211_EHT_PPE_THRES_NSS_POS 0 2932 #define IEEE80211_EHT_PPE_THRES_NSS_MASK 0xf 2933 #define IEEE80211_EHT_PPE_THRES_RU_INDEX_BITMASK_MASK 0x1f0 2934 #define IEEE80211_EHT_PPE_THRES_INFO_PPET_SIZE 3 2935 #define IEEE80211_EHT_PPE_THRES_INFO_HEADER_SIZE 9 2936 2937 /* 2938 * Calculate 802.11be EHT capabilities IE EHT field size 2939 */ 2940 static inline u8 2941 ieee80211_eht_ppe_size(u16 ppe_thres_hdr, const u8 *phy_cap_info) 2942 { 2943 u32 n; 2944 2945 if (!(phy_cap_info[5] & 2946 IEEE80211_EHT_PHY_CAP5_PPE_THRESHOLD_PRESENT)) 2947 return 0; 2948 2949 n = hweight16(ppe_thres_hdr & 2950 IEEE80211_EHT_PPE_THRES_RU_INDEX_BITMASK_MASK); 2951 n *= 1 + u16_get_bits(ppe_thres_hdr, IEEE80211_EHT_PPE_THRES_NSS_MASK); 2952 2953 /* 2954 * Each pair is 6 bits, and we need to add the 9 "header" bits to the 2955 * total size. 2956 */ 2957 n = n * IEEE80211_EHT_PPE_THRES_INFO_PPET_SIZE * 2 + 2958 IEEE80211_EHT_PPE_THRES_INFO_HEADER_SIZE; 2959 return DIV_ROUND_UP(n, 8); 2960 } 2961 2962 static inline bool 2963 ieee80211_eht_capa_size_ok(const u8 *he_capa, const u8 *data, u8 len, 2964 bool from_ap) 2965 { 2966 const struct ieee80211_eht_cap_elem_fixed *elem = (const void *)data; 2967 u8 needed = sizeof(struct ieee80211_eht_cap_elem_fixed); 2968 2969 if (len < needed || !he_capa) 2970 return false; 2971 2972 needed += ieee80211_eht_mcs_nss_size((const void *)he_capa, 2973 (const void *)data, 2974 from_ap); 2975 if (len < needed) 2976 return false; 2977 2978 if (elem->phy_cap_info[5] & 2979 IEEE80211_EHT_PHY_CAP5_PPE_THRESHOLD_PRESENT) { 2980 u16 ppe_thres_hdr; 2981 2982 if (len < needed + sizeof(ppe_thres_hdr)) 2983 return false; 2984 2985 ppe_thres_hdr = get_unaligned_le16(data + needed); 2986 needed += ieee80211_eht_ppe_size(ppe_thres_hdr, 2987 elem->phy_cap_info); 2988 } 2989 2990 return len >= needed; 2991 } 2992 2993 static inline bool 2994 ieee80211_eht_oper_size_ok(const u8 *data, u8 len) 2995 { 2996 const struct ieee80211_eht_operation *elem = (const void *)data; 2997 u8 needed = sizeof(*elem); 2998 2999 if (len < needed) 3000 return false; 3001 3002 if (elem->params & IEEE80211_EHT_OPER_INFO_PRESENT) { 3003 needed += 3; 3004 3005 if (elem->params & 3006 IEEE80211_EHT_OPER_DISABLED_SUBCHANNEL_BITMAP_PRESENT) 3007 needed += 2; 3008 } 3009 3010 return len >= needed; 3011 } 3012 3013 #define LISTEN_INT_USF GENMASK(15, 14) 3014 #define LISTEN_INT_UI GENMASK(13, 0) 3015 3016 #define IEEE80211_MAX_USF FIELD_MAX(LISTEN_INT_USF) 3017 #define IEEE80211_MAX_UI FIELD_MAX(LISTEN_INT_UI) 3018 3019 /* Authentication algorithms */ 3020 #define WLAN_AUTH_OPEN 0 3021 #define WLAN_AUTH_SHARED_KEY 1 3022 #define WLAN_AUTH_FT 2 3023 #define WLAN_AUTH_SAE 3 3024 #define WLAN_AUTH_FILS_SK 4 3025 #define WLAN_AUTH_FILS_SK_PFS 5 3026 #define WLAN_AUTH_FILS_PK 6 3027 #define WLAN_AUTH_LEAP 128 3028 3029 #define WLAN_AUTH_CHALLENGE_LEN 128 3030 3031 #define WLAN_CAPABILITY_ESS (1<<0) 3032 #define WLAN_CAPABILITY_IBSS (1<<1) 3033 3034 /* 3035 * A mesh STA sets the ESS and IBSS capability bits to zero. 3036 * however, this holds true for p2p probe responses (in the p2p_find 3037 * phase) as well. 3038 */ 3039 #define WLAN_CAPABILITY_IS_STA_BSS(cap) \ 3040 (!((cap) & (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS))) 3041 3042 #define WLAN_CAPABILITY_CF_POLLABLE (1<<2) 3043 #define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3) 3044 #define WLAN_CAPABILITY_PRIVACY (1<<4) 3045 #define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5) 3046 #define WLAN_CAPABILITY_PBCC (1<<6) 3047 #define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7) 3048 3049 /* 802.11h */ 3050 #define WLAN_CAPABILITY_SPECTRUM_MGMT (1<<8) 3051 #define WLAN_CAPABILITY_QOS (1<<9) 3052 #define WLAN_CAPABILITY_SHORT_SLOT_TIME (1<<10) 3053 #define WLAN_CAPABILITY_APSD (1<<11) 3054 #define WLAN_CAPABILITY_RADIO_MEASURE (1<<12) 3055 #define WLAN_CAPABILITY_DSSS_OFDM (1<<13) 3056 #define WLAN_CAPABILITY_DEL_BACK (1<<14) 3057 #define WLAN_CAPABILITY_IMM_BACK (1<<15) 3058 3059 /* DMG (60gHz) 802.11ad */ 3060 /* type - bits 0..1 */ 3061 #define WLAN_CAPABILITY_DMG_TYPE_MASK (3<<0) 3062 #define WLAN_CAPABILITY_DMG_TYPE_IBSS (1<<0) /* Tx by: STA */ 3063 #define WLAN_CAPABILITY_DMG_TYPE_PBSS (2<<0) /* Tx by: PCP */ 3064 #define WLAN_CAPABILITY_DMG_TYPE_AP (3<<0) /* Tx by: AP */ 3065 3066 #define WLAN_CAPABILITY_DMG_CBAP_ONLY (1<<2) 3067 #define WLAN_CAPABILITY_DMG_CBAP_SOURCE (1<<3) 3068 #define WLAN_CAPABILITY_DMG_PRIVACY (1<<4) 3069 #define WLAN_CAPABILITY_DMG_ECPAC (1<<5) 3070 3071 #define WLAN_CAPABILITY_DMG_SPECTRUM_MGMT (1<<8) 3072 #define WLAN_CAPABILITY_DMG_RADIO_MEASURE (1<<12) 3073 3074 /* measurement */ 3075 #define IEEE80211_SPCT_MSR_RPRT_MODE_LATE (1<<0) 3076 #define IEEE80211_SPCT_MSR_RPRT_MODE_INCAPABLE (1<<1) 3077 #define IEEE80211_SPCT_MSR_RPRT_MODE_REFUSED (1<<2) 3078 3079 #define IEEE80211_SPCT_MSR_RPRT_TYPE_BASIC 0 3080 #define IEEE80211_SPCT_MSR_RPRT_TYPE_CCA 1 3081 #define IEEE80211_SPCT_MSR_RPRT_TYPE_RPI 2 3082 #define IEEE80211_SPCT_MSR_RPRT_TYPE_LCI 8 3083 #define IEEE80211_SPCT_MSR_RPRT_TYPE_CIVIC 11 3084 3085 /* 802.11g ERP information element */ 3086 #define WLAN_ERP_NON_ERP_PRESENT (1<<0) 3087 #define WLAN_ERP_USE_PROTECTION (1<<1) 3088 #define WLAN_ERP_BARKER_PREAMBLE (1<<2) 3089 3090 /* WLAN_ERP_BARKER_PREAMBLE values */ 3091 enum { 3092 WLAN_ERP_PREAMBLE_SHORT = 0, 3093 WLAN_ERP_PREAMBLE_LONG = 1, 3094 }; 3095 3096 /* Band ID, 802.11ad #8.4.1.45 */ 3097 enum { 3098 IEEE80211_BANDID_TV_WS = 0, /* TV white spaces */ 3099 IEEE80211_BANDID_SUB1 = 1, /* Sub-1 GHz (excluding TV white spaces) */ 3100 IEEE80211_BANDID_2G = 2, /* 2.4 GHz */ 3101 IEEE80211_BANDID_3G = 3, /* 3.6 GHz */ 3102 IEEE80211_BANDID_5G = 4, /* 4.9 and 5 GHz */ 3103 IEEE80211_BANDID_60G = 5, /* 60 GHz */ 3104 }; 3105 3106 /* Status codes */ 3107 enum ieee80211_statuscode { 3108 WLAN_STATUS_SUCCESS = 0, 3109 WLAN_STATUS_UNSPECIFIED_FAILURE = 1, 3110 WLAN_STATUS_CAPS_UNSUPPORTED = 10, 3111 WLAN_STATUS_REASSOC_NO_ASSOC = 11, 3112 WLAN_STATUS_ASSOC_DENIED_UNSPEC = 12, 3113 WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG = 13, 3114 WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION = 14, 3115 WLAN_STATUS_CHALLENGE_FAIL = 15, 3116 WLAN_STATUS_AUTH_TIMEOUT = 16, 3117 WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA = 17, 3118 WLAN_STATUS_ASSOC_DENIED_RATES = 18, 3119 /* 802.11b */ 3120 WLAN_STATUS_ASSOC_DENIED_NOSHORTPREAMBLE = 19, 3121 WLAN_STATUS_ASSOC_DENIED_NOPBCC = 20, 3122 WLAN_STATUS_ASSOC_DENIED_NOAGILITY = 21, 3123 /* 802.11h */ 3124 WLAN_STATUS_ASSOC_DENIED_NOSPECTRUM = 22, 3125 WLAN_STATUS_ASSOC_REJECTED_BAD_POWER = 23, 3126 WLAN_STATUS_ASSOC_REJECTED_BAD_SUPP_CHAN = 24, 3127 /* 802.11g */ 3128 WLAN_STATUS_ASSOC_DENIED_NOSHORTTIME = 25, 3129 WLAN_STATUS_ASSOC_DENIED_NODSSSOFDM = 26, 3130 /* 802.11w */ 3131 WLAN_STATUS_ASSOC_REJECTED_TEMPORARILY = 30, 3132 WLAN_STATUS_ROBUST_MGMT_FRAME_POLICY_VIOLATION = 31, 3133 /* 802.11i */ 3134 WLAN_STATUS_INVALID_IE = 40, 3135 WLAN_STATUS_INVALID_GROUP_CIPHER = 41, 3136 WLAN_STATUS_INVALID_PAIRWISE_CIPHER = 42, 3137 WLAN_STATUS_INVALID_AKMP = 43, 3138 WLAN_STATUS_UNSUPP_RSN_VERSION = 44, 3139 WLAN_STATUS_INVALID_RSN_IE_CAP = 45, 3140 WLAN_STATUS_CIPHER_SUITE_REJECTED = 46, 3141 /* 802.11e */ 3142 WLAN_STATUS_UNSPECIFIED_QOS = 32, 3143 WLAN_STATUS_ASSOC_DENIED_NOBANDWIDTH = 33, 3144 WLAN_STATUS_ASSOC_DENIED_LOWACK = 34, 3145 WLAN_STATUS_ASSOC_DENIED_UNSUPP_QOS = 35, 3146 WLAN_STATUS_REQUEST_DECLINED = 37, 3147 WLAN_STATUS_INVALID_QOS_PARAM = 38, 3148 WLAN_STATUS_CHANGE_TSPEC = 39, 3149 WLAN_STATUS_WAIT_TS_DELAY = 47, 3150 WLAN_STATUS_NO_DIRECT_LINK = 48, 3151 WLAN_STATUS_STA_NOT_PRESENT = 49, 3152 WLAN_STATUS_STA_NOT_QSTA = 50, 3153 /* 802.11s */ 3154 WLAN_STATUS_ANTI_CLOG_REQUIRED = 76, 3155 WLAN_STATUS_FCG_NOT_SUPP = 78, 3156 WLAN_STATUS_STA_NO_TBTT = 78, 3157 /* 802.11ad */ 3158 WLAN_STATUS_REJECTED_WITH_SUGGESTED_CHANGES = 39, 3159 WLAN_STATUS_REJECTED_FOR_DELAY_PERIOD = 47, 3160 WLAN_STATUS_REJECT_WITH_SCHEDULE = 83, 3161 WLAN_STATUS_PENDING_ADMITTING_FST_SESSION = 86, 3162 WLAN_STATUS_PERFORMING_FST_NOW = 87, 3163 WLAN_STATUS_PENDING_GAP_IN_BA_WINDOW = 88, 3164 WLAN_STATUS_REJECT_U_PID_SETTING = 89, 3165 WLAN_STATUS_REJECT_DSE_BAND = 96, 3166 WLAN_STATUS_DENIED_WITH_SUGGESTED_BAND_AND_CHANNEL = 99, 3167 WLAN_STATUS_DENIED_DUE_TO_SPECTRUM_MANAGEMENT = 103, 3168 /* 802.11ai */ 3169 WLAN_STATUS_FILS_AUTHENTICATION_FAILURE = 108, 3170 WLAN_STATUS_UNKNOWN_AUTHENTICATION_SERVER = 109, 3171 WLAN_STATUS_SAE_HASH_TO_ELEMENT = 126, 3172 WLAN_STATUS_SAE_PK = 127, 3173 }; 3174 3175 3176 /* Reason codes */ 3177 enum ieee80211_reasoncode { 3178 WLAN_REASON_UNSPECIFIED = 1, 3179 WLAN_REASON_PREV_AUTH_NOT_VALID = 2, 3180 WLAN_REASON_DEAUTH_LEAVING = 3, 3181 WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY = 4, 3182 WLAN_REASON_DISASSOC_AP_BUSY = 5, 3183 WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA = 6, 3184 WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA = 7, 3185 WLAN_REASON_DISASSOC_STA_HAS_LEFT = 8, 3186 WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH = 9, 3187 /* 802.11h */ 3188 WLAN_REASON_DISASSOC_BAD_POWER = 10, 3189 WLAN_REASON_DISASSOC_BAD_SUPP_CHAN = 11, 3190 /* 802.11i */ 3191 WLAN_REASON_INVALID_IE = 13, 3192 WLAN_REASON_MIC_FAILURE = 14, 3193 WLAN_REASON_4WAY_HANDSHAKE_TIMEOUT = 15, 3194 WLAN_REASON_GROUP_KEY_HANDSHAKE_TIMEOUT = 16, 3195 WLAN_REASON_IE_DIFFERENT = 17, 3196 WLAN_REASON_INVALID_GROUP_CIPHER = 18, 3197 WLAN_REASON_INVALID_PAIRWISE_CIPHER = 19, 3198 WLAN_REASON_INVALID_AKMP = 20, 3199 WLAN_REASON_UNSUPP_RSN_VERSION = 21, 3200 WLAN_REASON_INVALID_RSN_IE_CAP = 22, 3201 WLAN_REASON_IEEE8021X_FAILED = 23, 3202 WLAN_REASON_CIPHER_SUITE_REJECTED = 24, 3203 /* TDLS (802.11z) */ 3204 WLAN_REASON_TDLS_TEARDOWN_UNREACHABLE = 25, 3205 WLAN_REASON_TDLS_TEARDOWN_UNSPECIFIED = 26, 3206 /* 802.11e */ 3207 WLAN_REASON_DISASSOC_UNSPECIFIED_QOS = 32, 3208 WLAN_REASON_DISASSOC_QAP_NO_BANDWIDTH = 33, 3209 WLAN_REASON_DISASSOC_LOW_ACK = 34, 3210 WLAN_REASON_DISASSOC_QAP_EXCEED_TXOP = 35, 3211 WLAN_REASON_QSTA_LEAVE_QBSS = 36, 3212 WLAN_REASON_QSTA_NOT_USE = 37, 3213 WLAN_REASON_QSTA_REQUIRE_SETUP = 38, 3214 WLAN_REASON_QSTA_TIMEOUT = 39, 3215 WLAN_REASON_QSTA_CIPHER_NOT_SUPP = 45, 3216 /* 802.11s */ 3217 WLAN_REASON_MESH_PEER_CANCELED = 52, 3218 WLAN_REASON_MESH_MAX_PEERS = 53, 3219 WLAN_REASON_MESH_CONFIG = 54, 3220 WLAN_REASON_MESH_CLOSE = 55, 3221 WLAN_REASON_MESH_MAX_RETRIES = 56, 3222 WLAN_REASON_MESH_CONFIRM_TIMEOUT = 57, 3223 WLAN_REASON_MESH_INVALID_GTK = 58, 3224 WLAN_REASON_MESH_INCONSISTENT_PARAM = 59, 3225 WLAN_REASON_MESH_INVALID_SECURITY = 60, 3226 WLAN_REASON_MESH_PATH_ERROR = 61, 3227 WLAN_REASON_MESH_PATH_NOFORWARD = 62, 3228 WLAN_REASON_MESH_PATH_DEST_UNREACHABLE = 63, 3229 WLAN_REASON_MAC_EXISTS_IN_MBSS = 64, 3230 WLAN_REASON_MESH_CHAN_REGULATORY = 65, 3231 WLAN_REASON_MESH_CHAN = 66, 3232 }; 3233 3234 3235 /* Information Element IDs */ 3236 enum ieee80211_eid { 3237 WLAN_EID_SSID = 0, 3238 WLAN_EID_SUPP_RATES = 1, 3239 WLAN_EID_FH_PARAMS = 2, /* reserved now */ 3240 WLAN_EID_DS_PARAMS = 3, 3241 WLAN_EID_CF_PARAMS = 4, 3242 WLAN_EID_TIM = 5, 3243 WLAN_EID_IBSS_PARAMS = 6, 3244 WLAN_EID_COUNTRY = 7, 3245 /* 8, 9 reserved */ 3246 WLAN_EID_REQUEST = 10, 3247 WLAN_EID_QBSS_LOAD = 11, 3248 WLAN_EID_EDCA_PARAM_SET = 12, 3249 WLAN_EID_TSPEC = 13, 3250 WLAN_EID_TCLAS = 14, 3251 WLAN_EID_SCHEDULE = 15, 3252 WLAN_EID_CHALLENGE = 16, 3253 /* 17-31 reserved for challenge text extension */ 3254 WLAN_EID_PWR_CONSTRAINT = 32, 3255 WLAN_EID_PWR_CAPABILITY = 33, 3256 WLAN_EID_TPC_REQUEST = 34, 3257 WLAN_EID_TPC_REPORT = 35, 3258 WLAN_EID_SUPPORTED_CHANNELS = 36, 3259 WLAN_EID_CHANNEL_SWITCH = 37, 3260 WLAN_EID_MEASURE_REQUEST = 38, 3261 WLAN_EID_MEASURE_REPORT = 39, 3262 WLAN_EID_QUIET = 40, 3263 WLAN_EID_IBSS_DFS = 41, 3264 WLAN_EID_ERP_INFO = 42, 3265 WLAN_EID_TS_DELAY = 43, 3266 WLAN_EID_TCLAS_PROCESSING = 44, 3267 WLAN_EID_HT_CAPABILITY = 45, 3268 WLAN_EID_QOS_CAPA = 46, 3269 /* 47 reserved for Broadcom */ 3270 WLAN_EID_RSN = 48, 3271 WLAN_EID_802_15_COEX = 49, 3272 WLAN_EID_EXT_SUPP_RATES = 50, 3273 WLAN_EID_AP_CHAN_REPORT = 51, 3274 WLAN_EID_NEIGHBOR_REPORT = 52, 3275 WLAN_EID_RCPI = 53, 3276 WLAN_EID_MOBILITY_DOMAIN = 54, 3277 WLAN_EID_FAST_BSS_TRANSITION = 55, 3278 WLAN_EID_TIMEOUT_INTERVAL = 56, 3279 WLAN_EID_RIC_DATA = 57, 3280 WLAN_EID_DSE_REGISTERED_LOCATION = 58, 3281 WLAN_EID_SUPPORTED_REGULATORY_CLASSES = 59, 3282 WLAN_EID_EXT_CHANSWITCH_ANN = 60, 3283 WLAN_EID_HT_OPERATION = 61, 3284 WLAN_EID_SECONDARY_CHANNEL_OFFSET = 62, 3285 WLAN_EID_BSS_AVG_ACCESS_DELAY = 63, 3286 WLAN_EID_ANTENNA_INFO = 64, 3287 WLAN_EID_RSNI = 65, 3288 WLAN_EID_MEASUREMENT_PILOT_TX_INFO = 66, 3289 WLAN_EID_BSS_AVAILABLE_CAPACITY = 67, 3290 WLAN_EID_BSS_AC_ACCESS_DELAY = 68, 3291 WLAN_EID_TIME_ADVERTISEMENT = 69, 3292 WLAN_EID_RRM_ENABLED_CAPABILITIES = 70, 3293 WLAN_EID_MULTIPLE_BSSID = 71, 3294 WLAN_EID_BSS_COEX_2040 = 72, 3295 WLAN_EID_BSS_INTOLERANT_CHL_REPORT = 73, 3296 WLAN_EID_OVERLAP_BSS_SCAN_PARAM = 74, 3297 WLAN_EID_RIC_DESCRIPTOR = 75, 3298 WLAN_EID_MMIE = 76, 3299 WLAN_EID_ASSOC_COMEBACK_TIME = 77, 3300 WLAN_EID_EVENT_REQUEST = 78, 3301 WLAN_EID_EVENT_REPORT = 79, 3302 WLAN_EID_DIAGNOSTIC_REQUEST = 80, 3303 WLAN_EID_DIAGNOSTIC_REPORT = 81, 3304 WLAN_EID_LOCATION_PARAMS = 82, 3305 WLAN_EID_NON_TX_BSSID_CAP = 83, 3306 WLAN_EID_SSID_LIST = 84, 3307 WLAN_EID_MULTI_BSSID_IDX = 85, 3308 WLAN_EID_FMS_DESCRIPTOR = 86, 3309 WLAN_EID_FMS_REQUEST = 87, 3310 WLAN_EID_FMS_RESPONSE = 88, 3311 WLAN_EID_QOS_TRAFFIC_CAPA = 89, 3312 WLAN_EID_BSS_MAX_IDLE_PERIOD = 90, 3313 WLAN_EID_TSF_REQUEST = 91, 3314 WLAN_EID_TSF_RESPOSNE = 92, 3315 WLAN_EID_WNM_SLEEP_MODE = 93, 3316 WLAN_EID_TIM_BCAST_REQ = 94, 3317 WLAN_EID_TIM_BCAST_RESP = 95, 3318 WLAN_EID_COLL_IF_REPORT = 96, 3319 WLAN_EID_CHANNEL_USAGE = 97, 3320 WLAN_EID_TIME_ZONE = 98, 3321 WLAN_EID_DMS_REQUEST = 99, 3322 WLAN_EID_DMS_RESPONSE = 100, 3323 WLAN_EID_LINK_ID = 101, 3324 WLAN_EID_WAKEUP_SCHEDUL = 102, 3325 /* 103 reserved */ 3326 WLAN_EID_CHAN_SWITCH_TIMING = 104, 3327 WLAN_EID_PTI_CONTROL = 105, 3328 WLAN_EID_PU_BUFFER_STATUS = 106, 3329 WLAN_EID_INTERWORKING = 107, 3330 WLAN_EID_ADVERTISEMENT_PROTOCOL = 108, 3331 WLAN_EID_EXPEDITED_BW_REQ = 109, 3332 WLAN_EID_QOS_MAP_SET = 110, 3333 WLAN_EID_ROAMING_CONSORTIUM = 111, 3334 WLAN_EID_EMERGENCY_ALERT = 112, 3335 WLAN_EID_MESH_CONFIG = 113, 3336 WLAN_EID_MESH_ID = 114, 3337 WLAN_EID_LINK_METRIC_REPORT = 115, 3338 WLAN_EID_CONGESTION_NOTIFICATION = 116, 3339 WLAN_EID_PEER_MGMT = 117, 3340 WLAN_EID_CHAN_SWITCH_PARAM = 118, 3341 WLAN_EID_MESH_AWAKE_WINDOW = 119, 3342 WLAN_EID_BEACON_TIMING = 120, 3343 WLAN_EID_MCCAOP_SETUP_REQ = 121, 3344 WLAN_EID_MCCAOP_SETUP_RESP = 122, 3345 WLAN_EID_MCCAOP_ADVERT = 123, 3346 WLAN_EID_MCCAOP_TEARDOWN = 124, 3347 WLAN_EID_GANN = 125, 3348 WLAN_EID_RANN = 126, 3349 WLAN_EID_EXT_CAPABILITY = 127, 3350 /* 128, 129 reserved for Agere */ 3351 WLAN_EID_PREQ = 130, 3352 WLAN_EID_PREP = 131, 3353 WLAN_EID_PERR = 132, 3354 /* 133-136 reserved for Cisco */ 3355 WLAN_EID_PXU = 137, 3356 WLAN_EID_PXUC = 138, 3357 WLAN_EID_AUTH_MESH_PEER_EXCH = 139, 3358 WLAN_EID_MIC = 140, 3359 WLAN_EID_DESTINATION_URI = 141, 3360 WLAN_EID_UAPSD_COEX = 142, 3361 WLAN_EID_WAKEUP_SCHEDULE = 143, 3362 WLAN_EID_EXT_SCHEDULE = 144, 3363 WLAN_EID_STA_AVAILABILITY = 145, 3364 WLAN_EID_DMG_TSPEC = 146, 3365 WLAN_EID_DMG_AT = 147, 3366 WLAN_EID_DMG_CAP = 148, 3367 /* 149 reserved for Cisco */ 3368 WLAN_EID_CISCO_VENDOR_SPECIFIC = 150, 3369 WLAN_EID_DMG_OPERATION = 151, 3370 WLAN_EID_DMG_BSS_PARAM_CHANGE = 152, 3371 WLAN_EID_DMG_BEAM_REFINEMENT = 153, 3372 WLAN_EID_CHANNEL_MEASURE_FEEDBACK = 154, 3373 /* 155-156 reserved for Cisco */ 3374 WLAN_EID_AWAKE_WINDOW = 157, 3375 WLAN_EID_MULTI_BAND = 158, 3376 WLAN_EID_ADDBA_EXT = 159, 3377 WLAN_EID_NEXT_PCP_LIST = 160, 3378 WLAN_EID_PCP_HANDOVER = 161, 3379 WLAN_EID_DMG_LINK_MARGIN = 162, 3380 WLAN_EID_SWITCHING_STREAM = 163, 3381 WLAN_EID_SESSION_TRANSITION = 164, 3382 WLAN_EID_DYN_TONE_PAIRING_REPORT = 165, 3383 WLAN_EID_CLUSTER_REPORT = 166, 3384 WLAN_EID_RELAY_CAP = 167, 3385 WLAN_EID_RELAY_XFER_PARAM_SET = 168, 3386 WLAN_EID_BEAM_LINK_MAINT = 169, 3387 WLAN_EID_MULTIPLE_MAC_ADDR = 170, 3388 WLAN_EID_U_PID = 171, 3389 WLAN_EID_DMG_LINK_ADAPT_ACK = 172, 3390 /* 173 reserved for Symbol */ 3391 WLAN_EID_MCCAOP_ADV_OVERVIEW = 174, 3392 WLAN_EID_QUIET_PERIOD_REQ = 175, 3393 /* 176 reserved for Symbol */ 3394 WLAN_EID_QUIET_PERIOD_RESP = 177, 3395 /* 178-179 reserved for Symbol */ 3396 /* 180 reserved for ISO/IEC 20011 */ 3397 WLAN_EID_EPAC_POLICY = 182, 3398 WLAN_EID_CLISTER_TIME_OFF = 183, 3399 WLAN_EID_INTER_AC_PRIO = 184, 3400 WLAN_EID_SCS_DESCRIPTOR = 185, 3401 WLAN_EID_QLOAD_REPORT = 186, 3402 WLAN_EID_HCCA_TXOP_UPDATE_COUNT = 187, 3403 WLAN_EID_HL_STREAM_ID = 188, 3404 WLAN_EID_GCR_GROUP_ADDR = 189, 3405 WLAN_EID_ANTENNA_SECTOR_ID_PATTERN = 190, 3406 WLAN_EID_VHT_CAPABILITY = 191, 3407 WLAN_EID_VHT_OPERATION = 192, 3408 WLAN_EID_EXTENDED_BSS_LOAD = 193, 3409 WLAN_EID_WIDE_BW_CHANNEL_SWITCH = 194, 3410 WLAN_EID_TX_POWER_ENVELOPE = 195, 3411 WLAN_EID_CHANNEL_SWITCH_WRAPPER = 196, 3412 WLAN_EID_AID = 197, 3413 WLAN_EID_QUIET_CHANNEL = 198, 3414 WLAN_EID_OPMODE_NOTIF = 199, 3415 3416 WLAN_EID_REDUCED_NEIGHBOR_REPORT = 201, 3417 3418 WLAN_EID_AID_REQUEST = 210, 3419 WLAN_EID_AID_RESPONSE = 211, 3420 WLAN_EID_S1G_BCN_COMPAT = 213, 3421 WLAN_EID_S1G_SHORT_BCN_INTERVAL = 214, 3422 WLAN_EID_S1G_TWT = 216, 3423 WLAN_EID_S1G_CAPABILITIES = 217, 3424 WLAN_EID_VENDOR_SPECIFIC = 221, 3425 WLAN_EID_QOS_PARAMETER = 222, 3426 WLAN_EID_S1G_OPERATION = 232, 3427 WLAN_EID_CAG_NUMBER = 237, 3428 WLAN_EID_AP_CSN = 239, 3429 WLAN_EID_FILS_INDICATION = 240, 3430 WLAN_EID_DILS = 241, 3431 WLAN_EID_FRAGMENT = 242, 3432 WLAN_EID_RSNX = 244, 3433 WLAN_EID_EXTENSION = 255 3434 }; 3435 3436 /* Element ID Extensions for Element ID 255 */ 3437 enum ieee80211_eid_ext { 3438 WLAN_EID_EXT_ASSOC_DELAY_INFO = 1, 3439 WLAN_EID_EXT_FILS_REQ_PARAMS = 2, 3440 WLAN_EID_EXT_FILS_KEY_CONFIRM = 3, 3441 WLAN_EID_EXT_FILS_SESSION = 4, 3442 WLAN_EID_EXT_FILS_HLP_CONTAINER = 5, 3443 WLAN_EID_EXT_FILS_IP_ADDR_ASSIGN = 6, 3444 WLAN_EID_EXT_KEY_DELIVERY = 7, 3445 WLAN_EID_EXT_FILS_WRAPPED_DATA = 8, 3446 WLAN_EID_EXT_FILS_PUBLIC_KEY = 12, 3447 WLAN_EID_EXT_FILS_NONCE = 13, 3448 WLAN_EID_EXT_FUTURE_CHAN_GUIDANCE = 14, 3449 WLAN_EID_EXT_HE_CAPABILITY = 35, 3450 WLAN_EID_EXT_HE_OPERATION = 36, 3451 WLAN_EID_EXT_UORA = 37, 3452 WLAN_EID_EXT_HE_MU_EDCA = 38, 3453 WLAN_EID_EXT_HE_SPR = 39, 3454 WLAN_EID_EXT_NDP_FEEDBACK_REPORT_PARAMSET = 41, 3455 WLAN_EID_EXT_BSS_COLOR_CHG_ANN = 42, 3456 WLAN_EID_EXT_QUIET_TIME_PERIOD_SETUP = 43, 3457 WLAN_EID_EXT_ESS_REPORT = 45, 3458 WLAN_EID_EXT_OPS = 46, 3459 WLAN_EID_EXT_HE_BSS_LOAD = 47, 3460 WLAN_EID_EXT_MAX_CHANNEL_SWITCH_TIME = 52, 3461 WLAN_EID_EXT_MULTIPLE_BSSID_CONFIGURATION = 55, 3462 WLAN_EID_EXT_NON_INHERITANCE = 56, 3463 WLAN_EID_EXT_KNOWN_BSSID = 57, 3464 WLAN_EID_EXT_SHORT_SSID_LIST = 58, 3465 WLAN_EID_EXT_HE_6GHZ_CAPA = 59, 3466 WLAN_EID_EXT_UL_MU_POWER_CAPA = 60, 3467 WLAN_EID_EXT_EHT_OPERATION = 106, 3468 WLAN_EID_EXT_EHT_MULTI_LINK = 107, 3469 WLAN_EID_EXT_EHT_CAPABILITY = 108, 3470 }; 3471 3472 /* Action category code */ 3473 enum ieee80211_category { 3474 WLAN_CATEGORY_SPECTRUM_MGMT = 0, 3475 WLAN_CATEGORY_QOS = 1, 3476 WLAN_CATEGORY_DLS = 2, 3477 WLAN_CATEGORY_BACK = 3, 3478 WLAN_CATEGORY_PUBLIC = 4, 3479 WLAN_CATEGORY_RADIO_MEASUREMENT = 5, 3480 WLAN_CATEGORY_FAST_BBS_TRANSITION = 6, 3481 WLAN_CATEGORY_HT = 7, 3482 WLAN_CATEGORY_SA_QUERY = 8, 3483 WLAN_CATEGORY_PROTECTED_DUAL_OF_ACTION = 9, 3484 WLAN_CATEGORY_WNM = 10, 3485 WLAN_CATEGORY_WNM_UNPROTECTED = 11, 3486 WLAN_CATEGORY_TDLS = 12, 3487 WLAN_CATEGORY_MESH_ACTION = 13, 3488 WLAN_CATEGORY_MULTIHOP_ACTION = 14, 3489 WLAN_CATEGORY_SELF_PROTECTED = 15, 3490 WLAN_CATEGORY_DMG = 16, 3491 WLAN_CATEGORY_WMM = 17, 3492 WLAN_CATEGORY_FST = 18, 3493 WLAN_CATEGORY_UNPROT_DMG = 20, 3494 WLAN_CATEGORY_VHT = 21, 3495 WLAN_CATEGORY_S1G = 22, 3496 WLAN_CATEGORY_VENDOR_SPECIFIC_PROTECTED = 126, 3497 WLAN_CATEGORY_VENDOR_SPECIFIC = 127, 3498 }; 3499 3500 /* SPECTRUM_MGMT action code */ 3501 enum ieee80211_spectrum_mgmt_actioncode { 3502 WLAN_ACTION_SPCT_MSR_REQ = 0, 3503 WLAN_ACTION_SPCT_MSR_RPRT = 1, 3504 WLAN_ACTION_SPCT_TPC_REQ = 2, 3505 WLAN_ACTION_SPCT_TPC_RPRT = 3, 3506 WLAN_ACTION_SPCT_CHL_SWITCH = 4, 3507 }; 3508 3509 /* HT action codes */ 3510 enum ieee80211_ht_actioncode { 3511 WLAN_HT_ACTION_NOTIFY_CHANWIDTH = 0, 3512 WLAN_HT_ACTION_SMPS = 1, 3513 WLAN_HT_ACTION_PSMP = 2, 3514 WLAN_HT_ACTION_PCO_PHASE = 3, 3515 WLAN_HT_ACTION_CSI = 4, 3516 WLAN_HT_ACTION_NONCOMPRESSED_BF = 5, 3517 WLAN_HT_ACTION_COMPRESSED_BF = 6, 3518 WLAN_HT_ACTION_ASEL_IDX_FEEDBACK = 7, 3519 }; 3520 3521 /* VHT action codes */ 3522 enum ieee80211_vht_actioncode { 3523 WLAN_VHT_ACTION_COMPRESSED_BF = 0, 3524 WLAN_VHT_ACTION_GROUPID_MGMT = 1, 3525 WLAN_VHT_ACTION_OPMODE_NOTIF = 2, 3526 }; 3527 3528 /* Self Protected Action codes */ 3529 enum ieee80211_self_protected_actioncode { 3530 WLAN_SP_RESERVED = 0, 3531 WLAN_SP_MESH_PEERING_OPEN = 1, 3532 WLAN_SP_MESH_PEERING_CONFIRM = 2, 3533 WLAN_SP_MESH_PEERING_CLOSE = 3, 3534 WLAN_SP_MGK_INFORM = 4, 3535 WLAN_SP_MGK_ACK = 5, 3536 }; 3537 3538 /* Mesh action codes */ 3539 enum ieee80211_mesh_actioncode { 3540 WLAN_MESH_ACTION_LINK_METRIC_REPORT, 3541 WLAN_MESH_ACTION_HWMP_PATH_SELECTION, 3542 WLAN_MESH_ACTION_GATE_ANNOUNCEMENT, 3543 WLAN_MESH_ACTION_CONGESTION_CONTROL_NOTIFICATION, 3544 WLAN_MESH_ACTION_MCCA_SETUP_REQUEST, 3545 WLAN_MESH_ACTION_MCCA_SETUP_REPLY, 3546 WLAN_MESH_ACTION_MCCA_ADVERTISEMENT_REQUEST, 3547 WLAN_MESH_ACTION_MCCA_ADVERTISEMENT, 3548 WLAN_MESH_ACTION_MCCA_TEARDOWN, 3549 WLAN_MESH_ACTION_TBTT_ADJUSTMENT_REQUEST, 3550 WLAN_MESH_ACTION_TBTT_ADJUSTMENT_RESPONSE, 3551 }; 3552 3553 /* Unprotected WNM action codes */ 3554 enum ieee80211_unprotected_wnm_actioncode { 3555 WLAN_UNPROTECTED_WNM_ACTION_TIM = 0, 3556 WLAN_UNPROTECTED_WNM_ACTION_TIMING_MEASUREMENT_RESPONSE = 1, 3557 }; 3558 3559 /* Public action codes */ 3560 enum ieee80211_public_actioncode { 3561 WLAN_PUBLIC_ACTION_FTM_RESPONSE = 33, 3562 }; 3563 3564 /* Security key length */ 3565 enum ieee80211_key_len { 3566 WLAN_KEY_LEN_WEP40 = 5, 3567 WLAN_KEY_LEN_WEP104 = 13, 3568 WLAN_KEY_LEN_CCMP = 16, 3569 WLAN_KEY_LEN_CCMP_256 = 32, 3570 WLAN_KEY_LEN_TKIP = 32, 3571 WLAN_KEY_LEN_AES_CMAC = 16, 3572 WLAN_KEY_LEN_SMS4 = 32, 3573 WLAN_KEY_LEN_GCMP = 16, 3574 WLAN_KEY_LEN_GCMP_256 = 32, 3575 WLAN_KEY_LEN_BIP_CMAC_256 = 32, 3576 WLAN_KEY_LEN_BIP_GMAC_128 = 16, 3577 WLAN_KEY_LEN_BIP_GMAC_256 = 32, 3578 }; 3579 3580 enum ieee80211_s1g_actioncode { 3581 WLAN_S1G_AID_SWITCH_REQUEST, 3582 WLAN_S1G_AID_SWITCH_RESPONSE, 3583 WLAN_S1G_SYNC_CONTROL, 3584 WLAN_S1G_STA_INFO_ANNOUNCE, 3585 WLAN_S1G_EDCA_PARAM_SET, 3586 WLAN_S1G_EL_OPERATION, 3587 WLAN_S1G_TWT_SETUP, 3588 WLAN_S1G_TWT_TEARDOWN, 3589 WLAN_S1G_SECT_GROUP_ID_LIST, 3590 WLAN_S1G_SECT_ID_FEEDBACK, 3591 WLAN_S1G_TWT_INFORMATION = 11, 3592 }; 3593 3594 #define IEEE80211_WEP_IV_LEN 4 3595 #define IEEE80211_WEP_ICV_LEN 4 3596 #define IEEE80211_CCMP_HDR_LEN 8 3597 #define IEEE80211_CCMP_MIC_LEN 8 3598 #define IEEE80211_CCMP_PN_LEN 6 3599 #define IEEE80211_CCMP_256_HDR_LEN 8 3600 #define IEEE80211_CCMP_256_MIC_LEN 16 3601 #define IEEE80211_CCMP_256_PN_LEN 6 3602 #define IEEE80211_TKIP_IV_LEN 8 3603 #define IEEE80211_TKIP_ICV_LEN 4 3604 #define IEEE80211_CMAC_PN_LEN 6 3605 #define IEEE80211_GMAC_PN_LEN 6 3606 #define IEEE80211_GCMP_HDR_LEN 8 3607 #define IEEE80211_GCMP_MIC_LEN 16 3608 #define IEEE80211_GCMP_PN_LEN 6 3609 3610 #define FILS_NONCE_LEN 16 3611 #define FILS_MAX_KEK_LEN 64 3612 3613 #define FILS_ERP_MAX_USERNAME_LEN 16 3614 #define FILS_ERP_MAX_REALM_LEN 253 3615 #define FILS_ERP_MAX_RRK_LEN 64 3616 3617 #define PMK_MAX_LEN 64 3618 #define SAE_PASSWORD_MAX_LEN 128 3619 3620 /* Public action codes (IEEE Std 802.11-2016, 9.6.8.1, Table 9-307) */ 3621 enum ieee80211_pub_actioncode { 3622 WLAN_PUB_ACTION_20_40_BSS_COEX = 0, 3623 WLAN_PUB_ACTION_DSE_ENABLEMENT = 1, 3624 WLAN_PUB_ACTION_DSE_DEENABLEMENT = 2, 3625 WLAN_PUB_ACTION_DSE_REG_LOC_ANN = 3, 3626 WLAN_PUB_ACTION_EXT_CHANSW_ANN = 4, 3627 WLAN_PUB_ACTION_DSE_MSMT_REQ = 5, 3628 WLAN_PUB_ACTION_DSE_MSMT_RESP = 6, 3629 WLAN_PUB_ACTION_MSMT_PILOT = 7, 3630 WLAN_PUB_ACTION_DSE_PC = 8, 3631 WLAN_PUB_ACTION_VENDOR_SPECIFIC = 9, 3632 WLAN_PUB_ACTION_GAS_INITIAL_REQ = 10, 3633 WLAN_PUB_ACTION_GAS_INITIAL_RESP = 11, 3634 WLAN_PUB_ACTION_GAS_COMEBACK_REQ = 12, 3635 WLAN_PUB_ACTION_GAS_COMEBACK_RESP = 13, 3636 WLAN_PUB_ACTION_TDLS_DISCOVER_RES = 14, 3637 WLAN_PUB_ACTION_LOC_TRACK_NOTI = 15, 3638 WLAN_PUB_ACTION_QAB_REQUEST_FRAME = 16, 3639 WLAN_PUB_ACTION_QAB_RESPONSE_FRAME = 17, 3640 WLAN_PUB_ACTION_QMF_POLICY = 18, 3641 WLAN_PUB_ACTION_QMF_POLICY_CHANGE = 19, 3642 WLAN_PUB_ACTION_QLOAD_REQUEST = 20, 3643 WLAN_PUB_ACTION_QLOAD_REPORT = 21, 3644 WLAN_PUB_ACTION_HCCA_TXOP_ADVERT = 22, 3645 WLAN_PUB_ACTION_HCCA_TXOP_RESPONSE = 23, 3646 WLAN_PUB_ACTION_PUBLIC_KEY = 24, 3647 WLAN_PUB_ACTION_CHANNEL_AVAIL_QUERY = 25, 3648 WLAN_PUB_ACTION_CHANNEL_SCHEDULE_MGMT = 26, 3649 WLAN_PUB_ACTION_CONTACT_VERI_SIGNAL = 27, 3650 WLAN_PUB_ACTION_GDD_ENABLEMENT_REQ = 28, 3651 WLAN_PUB_ACTION_GDD_ENABLEMENT_RESP = 29, 3652 WLAN_PUB_ACTION_NETWORK_CHANNEL_CONTROL = 30, 3653 WLAN_PUB_ACTION_WHITE_SPACE_MAP_ANN = 31, 3654 WLAN_PUB_ACTION_FTM_REQUEST = 32, 3655 WLAN_PUB_ACTION_FTM = 33, 3656 WLAN_PUB_ACTION_FILS_DISCOVERY = 34, 3657 }; 3658 3659 /* TDLS action codes */ 3660 enum ieee80211_tdls_actioncode { 3661 WLAN_TDLS_SETUP_REQUEST = 0, 3662 WLAN_TDLS_SETUP_RESPONSE = 1, 3663 WLAN_TDLS_SETUP_CONFIRM = 2, 3664 WLAN_TDLS_TEARDOWN = 3, 3665 WLAN_TDLS_PEER_TRAFFIC_INDICATION = 4, 3666 WLAN_TDLS_CHANNEL_SWITCH_REQUEST = 5, 3667 WLAN_TDLS_CHANNEL_SWITCH_RESPONSE = 6, 3668 WLAN_TDLS_PEER_PSM_REQUEST = 7, 3669 WLAN_TDLS_PEER_PSM_RESPONSE = 8, 3670 WLAN_TDLS_PEER_TRAFFIC_RESPONSE = 9, 3671 WLAN_TDLS_DISCOVERY_REQUEST = 10, 3672 }; 3673 3674 /* Extended Channel Switching capability to be set in the 1st byte of 3675 * the @WLAN_EID_EXT_CAPABILITY information element 3676 */ 3677 #define WLAN_EXT_CAPA1_EXT_CHANNEL_SWITCHING BIT(2) 3678 3679 /* Multiple BSSID capability is set in the 6th bit of 3rd byte of the 3680 * @WLAN_EID_EXT_CAPABILITY information element 3681 */ 3682 #define WLAN_EXT_CAPA3_MULTI_BSSID_SUPPORT BIT(6) 3683 3684 /* Timing Measurement protocol for time sync is set in the 7th bit of 3rd byte 3685 * of the @WLAN_EID_EXT_CAPABILITY information element 3686 */ 3687 #define WLAN_EXT_CAPA3_TIMING_MEASUREMENT_SUPPORT BIT(7) 3688 3689 /* TDLS capabilities in the 4th byte of @WLAN_EID_EXT_CAPABILITY */ 3690 #define WLAN_EXT_CAPA4_TDLS_BUFFER_STA BIT(4) 3691 #define WLAN_EXT_CAPA4_TDLS_PEER_PSM BIT(5) 3692 #define WLAN_EXT_CAPA4_TDLS_CHAN_SWITCH BIT(6) 3693 3694 /* Interworking capabilities are set in 7th bit of 4th byte of the 3695 * @WLAN_EID_EXT_CAPABILITY information element 3696 */ 3697 #define WLAN_EXT_CAPA4_INTERWORKING_ENABLED BIT(7) 3698 3699 /* 3700 * TDLS capabililites to be enabled in the 5th byte of the 3701 * @WLAN_EID_EXT_CAPABILITY information element 3702 */ 3703 #define WLAN_EXT_CAPA5_TDLS_ENABLED BIT(5) 3704 #define WLAN_EXT_CAPA5_TDLS_PROHIBITED BIT(6) 3705 #define WLAN_EXT_CAPA5_TDLS_CH_SW_PROHIBITED BIT(7) 3706 3707 #define WLAN_EXT_CAPA8_TDLS_WIDE_BW_ENABLED BIT(5) 3708 #define WLAN_EXT_CAPA8_OPMODE_NOTIF BIT(6) 3709 3710 /* Defines the maximal number of MSDUs in an A-MSDU. */ 3711 #define WLAN_EXT_CAPA8_MAX_MSDU_IN_AMSDU_LSB BIT(7) 3712 #define WLAN_EXT_CAPA9_MAX_MSDU_IN_AMSDU_MSB BIT(0) 3713 3714 /* 3715 * Fine Timing Measurement Initiator - bit 71 of @WLAN_EID_EXT_CAPABILITY 3716 * information element 3717 */ 3718 #define WLAN_EXT_CAPA9_FTM_INITIATOR BIT(7) 3719 3720 /* Defines support for TWT Requester and TWT Responder */ 3721 #define WLAN_EXT_CAPA10_TWT_REQUESTER_SUPPORT BIT(5) 3722 #define WLAN_EXT_CAPA10_TWT_RESPONDER_SUPPORT BIT(6) 3723 3724 /* 3725 * When set, indicates that the AP is able to tolerate 26-tone RU UL 3726 * OFDMA transmissions using HE TB PPDU from OBSS (not falsely classify the 3727 * 26-tone RU UL OFDMA transmissions as radar pulses). 3728 */ 3729 #define WLAN_EXT_CAPA10_OBSS_NARROW_BW_RU_TOLERANCE_SUPPORT BIT(7) 3730 3731 /* Defines support for enhanced multi-bssid advertisement*/ 3732 #define WLAN_EXT_CAPA11_EMA_SUPPORT BIT(3) 3733 3734 /* TDLS specific payload type in the LLC/SNAP header */ 3735 #define WLAN_TDLS_SNAP_RFTYPE 0x2 3736 3737 /* BSS Coex IE information field bits */ 3738 #define WLAN_BSS_COEX_INFORMATION_REQUEST BIT(0) 3739 3740 /** 3741 * enum ieee80211_mesh_sync_method - mesh synchronization method identifier 3742 * 3743 * @IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET: the default synchronization method 3744 * @IEEE80211_SYNC_METHOD_VENDOR: a vendor specific synchronization method 3745 * that will be specified in a vendor specific information element 3746 */ 3747 enum ieee80211_mesh_sync_method { 3748 IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET = 1, 3749 IEEE80211_SYNC_METHOD_VENDOR = 255, 3750 }; 3751 3752 /** 3753 * enum ieee80211_mesh_path_protocol - mesh path selection protocol identifier 3754 * 3755 * @IEEE80211_PATH_PROTOCOL_HWMP: the default path selection protocol 3756 * @IEEE80211_PATH_PROTOCOL_VENDOR: a vendor specific protocol that will 3757 * be specified in a vendor specific information element 3758 */ 3759 enum ieee80211_mesh_path_protocol { 3760 IEEE80211_PATH_PROTOCOL_HWMP = 1, 3761 IEEE80211_PATH_PROTOCOL_VENDOR = 255, 3762 }; 3763 3764 /** 3765 * enum ieee80211_mesh_path_metric - mesh path selection metric identifier 3766 * 3767 * @IEEE80211_PATH_METRIC_AIRTIME: the default path selection metric 3768 * @IEEE80211_PATH_METRIC_VENDOR: a vendor specific metric that will be 3769 * specified in a vendor specific information element 3770 */ 3771 enum ieee80211_mesh_path_metric { 3772 IEEE80211_PATH_METRIC_AIRTIME = 1, 3773 IEEE80211_PATH_METRIC_VENDOR = 255, 3774 }; 3775 3776 /** 3777 * enum ieee80211_root_mode_identifier - root mesh STA mode identifier 3778 * 3779 * These attribute are used by dot11MeshHWMPRootMode to set root mesh STA mode 3780 * 3781 * @IEEE80211_ROOTMODE_NO_ROOT: the mesh STA is not a root mesh STA (default) 3782 * @IEEE80211_ROOTMODE_ROOT: the mesh STA is a root mesh STA if greater than 3783 * this value 3784 * @IEEE80211_PROACTIVE_PREQ_NO_PREP: the mesh STA is a root mesh STA supports 3785 * the proactive PREQ with proactive PREP subfield set to 0 3786 * @IEEE80211_PROACTIVE_PREQ_WITH_PREP: the mesh STA is a root mesh STA 3787 * supports the proactive PREQ with proactive PREP subfield set to 1 3788 * @IEEE80211_PROACTIVE_RANN: the mesh STA is a root mesh STA supports 3789 * the proactive RANN 3790 */ 3791 enum ieee80211_root_mode_identifier { 3792 IEEE80211_ROOTMODE_NO_ROOT = 0, 3793 IEEE80211_ROOTMODE_ROOT = 1, 3794 IEEE80211_PROACTIVE_PREQ_NO_PREP = 2, 3795 IEEE80211_PROACTIVE_PREQ_WITH_PREP = 3, 3796 IEEE80211_PROACTIVE_RANN = 4, 3797 }; 3798 3799 /* 3800 * IEEE 802.11-2007 7.3.2.9 Country information element 3801 * 3802 * Minimum length is 8 octets, ie len must be evenly 3803 * divisible by 2 3804 */ 3805 3806 /* Although the spec says 8 I'm seeing 6 in practice */ 3807 #define IEEE80211_COUNTRY_IE_MIN_LEN 6 3808 3809 /* The Country String field of the element shall be 3 octets in length */ 3810 #define IEEE80211_COUNTRY_STRING_LEN 3 3811 3812 /* 3813 * For regulatory extension stuff see IEEE 802.11-2007 3814 * Annex I (page 1141) and Annex J (page 1147). Also 3815 * review 7.3.2.9. 3816 * 3817 * When dot11RegulatoryClassesRequired is true and the 3818 * first_channel/reg_extension_id is >= 201 then the IE 3819 * compromises of the 'ext' struct represented below: 3820 * 3821 * - Regulatory extension ID - when generating IE this just needs 3822 * to be monotonically increasing for each triplet passed in 3823 * the IE 3824 * - Regulatory class - index into set of rules 3825 * - Coverage class - index into air propagation time (Table 7-27), 3826 * in microseconds, you can compute the air propagation time from 3827 * the index by multiplying by 3, so index 10 yields a propagation 3828 * of 10 us. Valid values are 0-31, values 32-255 are not defined 3829 * yet. A value of 0 inicates air propagation of <= 1 us. 3830 * 3831 * See also Table I.2 for Emission limit sets and table 3832 * I.3 for Behavior limit sets. Table J.1 indicates how to map 3833 * a reg_class to an emission limit set and behavior limit set. 3834 */ 3835 #define IEEE80211_COUNTRY_EXTENSION_ID 201 3836 3837 /* 3838 * Channels numbers in the IE must be monotonically increasing 3839 * if dot11RegulatoryClassesRequired is not true. 3840 * 3841 * If dot11RegulatoryClassesRequired is true consecutive 3842 * subband triplets following a regulatory triplet shall 3843 * have monotonically increasing first_channel number fields. 3844 * 3845 * Channel numbers shall not overlap. 3846 * 3847 * Note that max_power is signed. 3848 */ 3849 struct ieee80211_country_ie_triplet { 3850 union { 3851 struct { 3852 u8 first_channel; 3853 u8 num_channels; 3854 s8 max_power; 3855 } __packed chans; 3856 struct { 3857 u8 reg_extension_id; 3858 u8 reg_class; 3859 u8 coverage_class; 3860 } __packed ext; 3861 }; 3862 } __packed; 3863 3864 enum ieee80211_timeout_interval_type { 3865 WLAN_TIMEOUT_REASSOC_DEADLINE = 1 /* 802.11r */, 3866 WLAN_TIMEOUT_KEY_LIFETIME = 2 /* 802.11r */, 3867 WLAN_TIMEOUT_ASSOC_COMEBACK = 3 /* 802.11w */, 3868 }; 3869 3870 /** 3871 * struct ieee80211_timeout_interval_ie - Timeout Interval element 3872 * @type: type, see &enum ieee80211_timeout_interval_type 3873 * @value: timeout interval value 3874 */ 3875 struct ieee80211_timeout_interval_ie { 3876 u8 type; 3877 __le32 value; 3878 } __packed; 3879 3880 /** 3881 * enum ieee80211_idle_options - BSS idle options 3882 * @WLAN_IDLE_OPTIONS_PROTECTED_KEEP_ALIVE: the station should send an RSN 3883 * protected frame to the AP to reset the idle timer at the AP for 3884 * the station. 3885 */ 3886 enum ieee80211_idle_options { 3887 WLAN_IDLE_OPTIONS_PROTECTED_KEEP_ALIVE = BIT(0), 3888 }; 3889 3890 /** 3891 * struct ieee80211_bss_max_idle_period_ie 3892 * 3893 * This structure refers to "BSS Max idle period element" 3894 * 3895 * @max_idle_period: indicates the time period during which a station can 3896 * refrain from transmitting frames to its associated AP without being 3897 * disassociated. In units of 1000 TUs. 3898 * @idle_options: indicates the options associated with the BSS idle capability 3899 * as specified in &enum ieee80211_idle_options. 3900 */ 3901 struct ieee80211_bss_max_idle_period_ie { 3902 __le16 max_idle_period; 3903 u8 idle_options; 3904 } __packed; 3905 3906 /* BACK action code */ 3907 enum ieee80211_back_actioncode { 3908 WLAN_ACTION_ADDBA_REQ = 0, 3909 WLAN_ACTION_ADDBA_RESP = 1, 3910 WLAN_ACTION_DELBA = 2, 3911 }; 3912 3913 /* BACK (block-ack) parties */ 3914 enum ieee80211_back_parties { 3915 WLAN_BACK_RECIPIENT = 0, 3916 WLAN_BACK_INITIATOR = 1, 3917 }; 3918 3919 /* SA Query action */ 3920 enum ieee80211_sa_query_action { 3921 WLAN_ACTION_SA_QUERY_REQUEST = 0, 3922 WLAN_ACTION_SA_QUERY_RESPONSE = 1, 3923 }; 3924 3925 /** 3926 * struct ieee80211_bssid_index 3927 * 3928 * This structure refers to "Multiple BSSID-index element" 3929 * 3930 * @bssid_index: BSSID index 3931 * @dtim_period: optional, overrides transmitted BSS dtim period 3932 * @dtim_count: optional, overrides transmitted BSS dtim count 3933 */ 3934 struct ieee80211_bssid_index { 3935 u8 bssid_index; 3936 u8 dtim_period; 3937 u8 dtim_count; 3938 }; 3939 3940 /** 3941 * struct ieee80211_multiple_bssid_configuration 3942 * 3943 * This structure refers to "Multiple BSSID Configuration element" 3944 * 3945 * @bssid_count: total number of active BSSIDs in the set 3946 * @profile_periodicity: the least number of beacon frames need to be received 3947 * in order to discover all the nontransmitted BSSIDs in the set. 3948 */ 3949 struct ieee80211_multiple_bssid_configuration { 3950 u8 bssid_count; 3951 u8 profile_periodicity; 3952 }; 3953 3954 #define SUITE(oui, id) (((oui) << 8) | (id)) 3955 3956 /* cipher suite selectors */ 3957 #define WLAN_CIPHER_SUITE_USE_GROUP SUITE(0x000FAC, 0) 3958 #define WLAN_CIPHER_SUITE_WEP40 SUITE(0x000FAC, 1) 3959 #define WLAN_CIPHER_SUITE_TKIP SUITE(0x000FAC, 2) 3960 /* reserved: SUITE(0x000FAC, 3) */ 3961 #define WLAN_CIPHER_SUITE_CCMP SUITE(0x000FAC, 4) 3962 #define WLAN_CIPHER_SUITE_WEP104 SUITE(0x000FAC, 5) 3963 #define WLAN_CIPHER_SUITE_AES_CMAC SUITE(0x000FAC, 6) 3964 #define WLAN_CIPHER_SUITE_GCMP SUITE(0x000FAC, 8) 3965 #define WLAN_CIPHER_SUITE_GCMP_256 SUITE(0x000FAC, 9) 3966 #define WLAN_CIPHER_SUITE_CCMP_256 SUITE(0x000FAC, 10) 3967 #define WLAN_CIPHER_SUITE_BIP_GMAC_128 SUITE(0x000FAC, 11) 3968 #define WLAN_CIPHER_SUITE_BIP_GMAC_256 SUITE(0x000FAC, 12) 3969 #define WLAN_CIPHER_SUITE_BIP_CMAC_256 SUITE(0x000FAC, 13) 3970 3971 #define WLAN_CIPHER_SUITE_SMS4 SUITE(0x001472, 1) 3972 3973 /* AKM suite selectors */ 3974 #define WLAN_AKM_SUITE_8021X SUITE(0x000FAC, 1) 3975 #define WLAN_AKM_SUITE_PSK SUITE(0x000FAC, 2) 3976 #define WLAN_AKM_SUITE_FT_8021X SUITE(0x000FAC, 3) 3977 #define WLAN_AKM_SUITE_FT_PSK SUITE(0x000FAC, 4) 3978 #define WLAN_AKM_SUITE_8021X_SHA256 SUITE(0x000FAC, 5) 3979 #define WLAN_AKM_SUITE_PSK_SHA256 SUITE(0x000FAC, 6) 3980 #define WLAN_AKM_SUITE_TDLS SUITE(0x000FAC, 7) 3981 #define WLAN_AKM_SUITE_SAE SUITE(0x000FAC, 8) 3982 #define WLAN_AKM_SUITE_FT_OVER_SAE SUITE(0x000FAC, 9) 3983 #define WLAN_AKM_SUITE_AP_PEER_KEY SUITE(0x000FAC, 10) 3984 #define WLAN_AKM_SUITE_8021X_SUITE_B SUITE(0x000FAC, 11) 3985 #define WLAN_AKM_SUITE_8021X_SUITE_B_192 SUITE(0x000FAC, 12) 3986 #define WLAN_AKM_SUITE_FT_8021X_SHA384 SUITE(0x000FAC, 13) 3987 #define WLAN_AKM_SUITE_FILS_SHA256 SUITE(0x000FAC, 14) 3988 #define WLAN_AKM_SUITE_FILS_SHA384 SUITE(0x000FAC, 15) 3989 #define WLAN_AKM_SUITE_FT_FILS_SHA256 SUITE(0x000FAC, 16) 3990 #define WLAN_AKM_SUITE_FT_FILS_SHA384 SUITE(0x000FAC, 17) 3991 #define WLAN_AKM_SUITE_OWE SUITE(0x000FAC, 18) 3992 #define WLAN_AKM_SUITE_FT_PSK_SHA384 SUITE(0x000FAC, 19) 3993 #define WLAN_AKM_SUITE_PSK_SHA384 SUITE(0x000FAC, 20) 3994 3995 #define WLAN_AKM_SUITE_WFA_DPP SUITE(WLAN_OUI_WFA, 2) 3996 3997 #define WLAN_MAX_KEY_LEN 32 3998 3999 #define WLAN_PMK_NAME_LEN 16 4000 #define WLAN_PMKID_LEN 16 4001 #define WLAN_PMK_LEN_EAP_LEAP 16 4002 #define WLAN_PMK_LEN 32 4003 #define WLAN_PMK_LEN_SUITE_B_192 48 4004 4005 #define WLAN_OUI_WFA 0x506f9a 4006 #define WLAN_OUI_TYPE_WFA_P2P 9 4007 #define WLAN_OUI_TYPE_WFA_DPP 0x1A 4008 #define WLAN_OUI_MICROSOFT 0x0050f2 4009 #define WLAN_OUI_TYPE_MICROSOFT_WPA 1 4010 #define WLAN_OUI_TYPE_MICROSOFT_WMM 2 4011 #define WLAN_OUI_TYPE_MICROSOFT_WPS 4 4012 #define WLAN_OUI_TYPE_MICROSOFT_TPC 8 4013 4014 /* 4015 * WMM/802.11e Tspec Element 4016 */ 4017 #define IEEE80211_WMM_IE_TSPEC_TID_MASK 0x0F 4018 #define IEEE80211_WMM_IE_TSPEC_TID_SHIFT 1 4019 4020 enum ieee80211_tspec_status_code { 4021 IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED = 0, 4022 IEEE80211_TSPEC_STATUS_ADDTS_INVAL_PARAMS = 0x1, 4023 }; 4024 4025 struct ieee80211_tspec_ie { 4026 u8 element_id; 4027 u8 len; 4028 u8 oui[3]; 4029 u8 oui_type; 4030 u8 oui_subtype; 4031 u8 version; 4032 __le16 tsinfo; 4033 u8 tsinfo_resvd; 4034 __le16 nominal_msdu; 4035 __le16 max_msdu; 4036 __le32 min_service_int; 4037 __le32 max_service_int; 4038 __le32 inactivity_int; 4039 __le32 suspension_int; 4040 __le32 service_start_time; 4041 __le32 min_data_rate; 4042 __le32 mean_data_rate; 4043 __le32 peak_data_rate; 4044 __le32 max_burst_size; 4045 __le32 delay_bound; 4046 __le32 min_phy_rate; 4047 __le16 sba; 4048 __le16 medium_time; 4049 } __packed; 4050 4051 struct ieee80211_he_6ghz_capa { 4052 /* uses IEEE80211_HE_6GHZ_CAP_* below */ 4053 __le16 capa; 4054 } __packed; 4055 4056 /* HE 6 GHz band capabilities */ 4057 /* uses enum ieee80211_min_mpdu_spacing values */ 4058 #define IEEE80211_HE_6GHZ_CAP_MIN_MPDU_START 0x0007 4059 /* uses enum ieee80211_vht_max_ampdu_length_exp values */ 4060 #define IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP 0x0038 4061 /* uses IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_* values */ 4062 #define IEEE80211_HE_6GHZ_CAP_MAX_MPDU_LEN 0x00c0 4063 /* WLAN_HT_CAP_SM_PS_* values */ 4064 #define IEEE80211_HE_6GHZ_CAP_SM_PS 0x0600 4065 #define IEEE80211_HE_6GHZ_CAP_RD_RESPONDER 0x0800 4066 #define IEEE80211_HE_6GHZ_CAP_RX_ANTPAT_CONS 0x1000 4067 #define IEEE80211_HE_6GHZ_CAP_TX_ANTPAT_CONS 0x2000 4068 4069 /** 4070 * ieee80211_get_qos_ctl - get pointer to qos control bytes 4071 * @hdr: the frame 4072 * 4073 * The qos ctrl bytes come after the frame_control, duration, seq_num 4074 * and 3 or 4 addresses of length ETH_ALEN. Checks frame_control to choose 4075 * between struct ieee80211_qos_hdr_4addr and struct ieee80211_qos_hdr. 4076 */ 4077 static inline u8 *ieee80211_get_qos_ctl(struct ieee80211_hdr *hdr) 4078 { 4079 union { 4080 struct ieee80211_qos_hdr addr3; 4081 struct ieee80211_qos_hdr_4addr addr4; 4082 } *qos; 4083 4084 qos = (void *)hdr; 4085 if (ieee80211_has_a4(qos->addr3.frame_control)) 4086 return (u8 *)&qos->addr4.qos_ctrl; 4087 else 4088 return (u8 *)&qos->addr3.qos_ctrl; 4089 } 4090 4091 /** 4092 * ieee80211_get_tid - get qos TID 4093 * @hdr: the frame 4094 */ 4095 static inline u8 ieee80211_get_tid(struct ieee80211_hdr *hdr) 4096 { 4097 u8 *qc = ieee80211_get_qos_ctl(hdr); 4098 4099 return qc[0] & IEEE80211_QOS_CTL_TID_MASK; 4100 } 4101 4102 /** 4103 * ieee80211_get_SA - get pointer to SA 4104 * @hdr: the frame 4105 * 4106 * Given an 802.11 frame, this function returns the offset 4107 * to the source address (SA). It does not verify that the 4108 * header is long enough to contain the address, and the 4109 * header must be long enough to contain the frame control 4110 * field. 4111 */ 4112 static inline u8 *ieee80211_get_SA(struct ieee80211_hdr *hdr) 4113 { 4114 if (ieee80211_has_a4(hdr->frame_control)) 4115 return hdr->addr4; 4116 if (ieee80211_has_fromds(hdr->frame_control)) 4117 return hdr->addr3; 4118 return hdr->addr2; 4119 } 4120 4121 /** 4122 * ieee80211_get_DA - get pointer to DA 4123 * @hdr: the frame 4124 * 4125 * Given an 802.11 frame, this function returns the offset 4126 * to the destination address (DA). It does not verify that 4127 * the header is long enough to contain the address, and the 4128 * header must be long enough to contain the frame control 4129 * field. 4130 */ 4131 static inline u8 *ieee80211_get_DA(struct ieee80211_hdr *hdr) 4132 { 4133 if (ieee80211_has_tods(hdr->frame_control)) 4134 return hdr->addr3; 4135 else 4136 return hdr->addr1; 4137 } 4138 4139 /** 4140 * _ieee80211_is_robust_mgmt_frame - check if frame is a robust management frame 4141 * @hdr: the frame (buffer must include at least the first octet of payload) 4142 */ 4143 static inline bool _ieee80211_is_robust_mgmt_frame(struct ieee80211_hdr *hdr) 4144 { 4145 if (ieee80211_is_disassoc(hdr->frame_control) || 4146 ieee80211_is_deauth(hdr->frame_control)) 4147 return true; 4148 4149 if (ieee80211_is_action(hdr->frame_control)) { 4150 u8 *category; 4151 4152 /* 4153 * Action frames, excluding Public Action frames, are Robust 4154 * Management Frames. However, if we are looking at a Protected 4155 * frame, skip the check since the data may be encrypted and 4156 * the frame has already been found to be a Robust Management 4157 * Frame (by the other end). 4158 */ 4159 if (ieee80211_has_protected(hdr->frame_control)) 4160 return true; 4161 category = ((u8 *) hdr) + 24; 4162 return *category != WLAN_CATEGORY_PUBLIC && 4163 *category != WLAN_CATEGORY_HT && 4164 *category != WLAN_CATEGORY_WNM_UNPROTECTED && 4165 *category != WLAN_CATEGORY_SELF_PROTECTED && 4166 *category != WLAN_CATEGORY_UNPROT_DMG && 4167 *category != WLAN_CATEGORY_VHT && 4168 *category != WLAN_CATEGORY_S1G && 4169 *category != WLAN_CATEGORY_VENDOR_SPECIFIC; 4170 } 4171 4172 return false; 4173 } 4174 4175 /** 4176 * ieee80211_is_robust_mgmt_frame - check if skb contains a robust mgmt frame 4177 * @skb: the skb containing the frame, length will be checked 4178 */ 4179 static inline bool ieee80211_is_robust_mgmt_frame(struct sk_buff *skb) 4180 { 4181 if (skb->len < IEEE80211_MIN_ACTION_SIZE) 4182 return false; 4183 return _ieee80211_is_robust_mgmt_frame((void *)skb->data); 4184 } 4185 4186 /** 4187 * ieee80211_is_public_action - check if frame is a public action frame 4188 * @hdr: the frame 4189 * @len: length of the frame 4190 */ 4191 static inline bool ieee80211_is_public_action(struct ieee80211_hdr *hdr, 4192 size_t len) 4193 { 4194 struct ieee80211_mgmt *mgmt = (void *)hdr; 4195 4196 if (len < IEEE80211_MIN_ACTION_SIZE) 4197 return false; 4198 if (!ieee80211_is_action(hdr->frame_control)) 4199 return false; 4200 return mgmt->u.action.category == WLAN_CATEGORY_PUBLIC; 4201 } 4202 4203 /** 4204 * _ieee80211_is_group_privacy_action - check if frame is a group addressed 4205 * privacy action frame 4206 * @hdr: the frame 4207 */ 4208 static inline bool _ieee80211_is_group_privacy_action(struct ieee80211_hdr *hdr) 4209 { 4210 struct ieee80211_mgmt *mgmt = (void *)hdr; 4211 4212 if (!ieee80211_is_action(hdr->frame_control) || 4213 !is_multicast_ether_addr(hdr->addr1)) 4214 return false; 4215 4216 return mgmt->u.action.category == WLAN_CATEGORY_MESH_ACTION || 4217 mgmt->u.action.category == WLAN_CATEGORY_MULTIHOP_ACTION; 4218 } 4219 4220 /** 4221 * ieee80211_is_group_privacy_action - check if frame is a group addressed 4222 * privacy action frame 4223 * @skb: the skb containing the frame, length will be checked 4224 */ 4225 static inline bool ieee80211_is_group_privacy_action(struct sk_buff *skb) 4226 { 4227 if (skb->len < IEEE80211_MIN_ACTION_SIZE) 4228 return false; 4229 return _ieee80211_is_group_privacy_action((void *)skb->data); 4230 } 4231 4232 /** 4233 * ieee80211_tu_to_usec - convert time units (TU) to microseconds 4234 * @tu: the TUs 4235 */ 4236 static inline unsigned long ieee80211_tu_to_usec(unsigned long tu) 4237 { 4238 return 1024 * tu; 4239 } 4240 4241 /** 4242 * ieee80211_check_tim - check if AID bit is set in TIM 4243 * @tim: the TIM IE 4244 * @tim_len: length of the TIM IE 4245 * @aid: the AID to look for 4246 */ 4247 static inline bool ieee80211_check_tim(const struct ieee80211_tim_ie *tim, 4248 u8 tim_len, u16 aid) 4249 { 4250 u8 mask; 4251 u8 index, indexn1, indexn2; 4252 4253 if (unlikely(!tim || tim_len < sizeof(*tim))) 4254 return false; 4255 4256 aid &= 0x3fff; 4257 index = aid / 8; 4258 mask = 1 << (aid & 7); 4259 4260 indexn1 = tim->bitmap_ctrl & 0xfe; 4261 indexn2 = tim_len + indexn1 - 4; 4262 4263 if (index < indexn1 || index > indexn2) 4264 return false; 4265 4266 index -= indexn1; 4267 4268 return !!(tim->virtual_map[index] & mask); 4269 } 4270 4271 /** 4272 * ieee80211_get_tdls_action - get tdls packet action (or -1, if not tdls packet) 4273 * @skb: the skb containing the frame, length will not be checked 4274 * @hdr_size: the size of the ieee80211_hdr that starts at skb->data 4275 * 4276 * This function assumes the frame is a data frame, and that the network header 4277 * is in the correct place. 4278 */ 4279 static inline int ieee80211_get_tdls_action(struct sk_buff *skb, u32 hdr_size) 4280 { 4281 if (!skb_is_nonlinear(skb) && 4282 skb->len > (skb_network_offset(skb) + 2)) { 4283 /* Point to where the indication of TDLS should start */ 4284 const u8 *tdls_data = skb_network_header(skb) - 2; 4285 4286 if (get_unaligned_be16(tdls_data) == ETH_P_TDLS && 4287 tdls_data[2] == WLAN_TDLS_SNAP_RFTYPE && 4288 tdls_data[3] == WLAN_CATEGORY_TDLS) 4289 return tdls_data[4]; 4290 } 4291 4292 return -1; 4293 } 4294 4295 /* convert time units */ 4296 #define TU_TO_JIFFIES(x) (usecs_to_jiffies((x) * 1024)) 4297 #define TU_TO_EXP_TIME(x) (jiffies + TU_TO_JIFFIES(x)) 4298 4299 /* convert frequencies */ 4300 #define MHZ_TO_KHZ(freq) ((freq) * 1000) 4301 #define KHZ_TO_MHZ(freq) ((freq) / 1000) 4302 #define PR_KHZ(f) KHZ_TO_MHZ(f), f % 1000 4303 #define KHZ_F "%d.%03d" 4304 4305 /* convert powers */ 4306 #define DBI_TO_MBI(gain) ((gain) * 100) 4307 #define MBI_TO_DBI(gain) ((gain) / 100) 4308 #define DBM_TO_MBM(gain) ((gain) * 100) 4309 #define MBM_TO_DBM(gain) ((gain) / 100) 4310 4311 /** 4312 * ieee80211_action_contains_tpc - checks if the frame contains TPC element 4313 * @skb: the skb containing the frame, length will be checked 4314 * 4315 * This function checks if it's either TPC report action frame or Link 4316 * Measurement report action frame as defined in IEEE Std. 802.11-2012 8.5.2.5 4317 * and 8.5.7.5 accordingly. 4318 */ 4319 static inline bool ieee80211_action_contains_tpc(struct sk_buff *skb) 4320 { 4321 struct ieee80211_mgmt *mgmt = (void *)skb->data; 4322 4323 if (!ieee80211_is_action(mgmt->frame_control)) 4324 return false; 4325 4326 if (skb->len < IEEE80211_MIN_ACTION_SIZE + 4327 sizeof(mgmt->u.action.u.tpc_report)) 4328 return false; 4329 4330 /* 4331 * TPC report - check that: 4332 * category = 0 (Spectrum Management) or 5 (Radio Measurement) 4333 * spectrum management action = 3 (TPC/Link Measurement report) 4334 * TPC report EID = 35 4335 * TPC report element length = 2 4336 * 4337 * The spectrum management's tpc_report struct is used here both for 4338 * parsing tpc_report and radio measurement's link measurement report 4339 * frame, since the relevant part is identical in both frames. 4340 */ 4341 if (mgmt->u.action.category != WLAN_CATEGORY_SPECTRUM_MGMT && 4342 mgmt->u.action.category != WLAN_CATEGORY_RADIO_MEASUREMENT) 4343 return false; 4344 4345 /* both spectrum mgmt and link measurement have same action code */ 4346 if (mgmt->u.action.u.tpc_report.action_code != 4347 WLAN_ACTION_SPCT_TPC_RPRT) 4348 return false; 4349 4350 if (mgmt->u.action.u.tpc_report.tpc_elem_id != WLAN_EID_TPC_REPORT || 4351 mgmt->u.action.u.tpc_report.tpc_elem_length != 4352 sizeof(struct ieee80211_tpc_report_ie)) 4353 return false; 4354 4355 return true; 4356 } 4357 4358 static inline bool ieee80211_is_timing_measurement(struct sk_buff *skb) 4359 { 4360 struct ieee80211_mgmt *mgmt = (void *)skb->data; 4361 4362 if (skb->len < IEEE80211_MIN_ACTION_SIZE) 4363 return false; 4364 4365 if (!ieee80211_is_action(mgmt->frame_control)) 4366 return false; 4367 4368 if (mgmt->u.action.category == WLAN_CATEGORY_WNM_UNPROTECTED && 4369 mgmt->u.action.u.wnm_timing_msr.action_code == 4370 WLAN_UNPROTECTED_WNM_ACTION_TIMING_MEASUREMENT_RESPONSE && 4371 skb->len >= offsetofend(typeof(*mgmt), u.action.u.wnm_timing_msr)) 4372 return true; 4373 4374 return false; 4375 } 4376 4377 static inline bool ieee80211_is_ftm(struct sk_buff *skb) 4378 { 4379 struct ieee80211_mgmt *mgmt = (void *)skb->data; 4380 4381 if (!ieee80211_is_public_action((void *)mgmt, skb->len)) 4382 return false; 4383 4384 if (mgmt->u.action.u.ftm.action_code == 4385 WLAN_PUBLIC_ACTION_FTM_RESPONSE && 4386 skb->len >= offsetofend(typeof(*mgmt), u.action.u.ftm)) 4387 return true; 4388 4389 return false; 4390 } 4391 4392 struct element { 4393 u8 id; 4394 u8 datalen; 4395 u8 data[]; 4396 } __packed; 4397 4398 /* element iteration helpers */ 4399 #define for_each_element(_elem, _data, _datalen) \ 4400 for (_elem = (const struct element *)(_data); \ 4401 (const u8 *)(_data) + (_datalen) - (const u8 *)_elem >= \ 4402 (int)sizeof(*_elem) && \ 4403 (const u8 *)(_data) + (_datalen) - (const u8 *)_elem >= \ 4404 (int)sizeof(*_elem) + _elem->datalen; \ 4405 _elem = (const struct element *)(_elem->data + _elem->datalen)) 4406 4407 #define for_each_element_id(element, _id, data, datalen) \ 4408 for_each_element(element, data, datalen) \ 4409 if (element->id == (_id)) 4410 4411 #define for_each_element_extid(element, extid, _data, _datalen) \ 4412 for_each_element(element, _data, _datalen) \ 4413 if (element->id == WLAN_EID_EXTENSION && \ 4414 element->datalen > 0 && \ 4415 element->data[0] == (extid)) 4416 4417 #define for_each_subelement(sub, element) \ 4418 for_each_element(sub, (element)->data, (element)->datalen) 4419 4420 #define for_each_subelement_id(sub, id, element) \ 4421 for_each_element_id(sub, id, (element)->data, (element)->datalen) 4422 4423 #define for_each_subelement_extid(sub, extid, element) \ 4424 for_each_element_extid(sub, extid, (element)->data, (element)->datalen) 4425 4426 /** 4427 * for_each_element_completed - determine if element parsing consumed all data 4428 * @element: element pointer after for_each_element() or friends 4429 * @data: same data pointer as passed to for_each_element() or friends 4430 * @datalen: same data length as passed to for_each_element() or friends 4431 * 4432 * This function returns %true if all the data was parsed or considered 4433 * while walking the elements. Only use this if your for_each_element() 4434 * loop cannot be broken out of, otherwise it always returns %false. 4435 * 4436 * If some data was malformed, this returns %false since the last parsed 4437 * element will not fill the whole remaining data. 4438 */ 4439 static inline bool for_each_element_completed(const struct element *element, 4440 const void *data, size_t datalen) 4441 { 4442 return (const u8 *)element == (const u8 *)data + datalen; 4443 } 4444 4445 /** 4446 * RSNX Capabilities: 4447 * bits 0-3: Field length (n-1) 4448 */ 4449 #define WLAN_RSNX_CAPA_PROTECTED_TWT BIT(4) 4450 #define WLAN_RSNX_CAPA_SAE_H2E BIT(5) 4451 4452 /* 4453 * reduced neighbor report, based on Draft P802.11ax_D6.1, 4454 * section 9.4.2.170 and accepted contributions. 4455 */ 4456 #define IEEE80211_AP_INFO_TBTT_HDR_TYPE 0x03 4457 #define IEEE80211_AP_INFO_TBTT_HDR_FILTERED 0x04 4458 #define IEEE80211_AP_INFO_TBTT_HDR_COLOC 0x08 4459 #define IEEE80211_AP_INFO_TBTT_HDR_COUNT 0xF0 4460 #define IEEE80211_TBTT_INFO_OFFSET_BSSID_BSS_PARAM 9 4461 #define IEEE80211_TBTT_INFO_OFFSET_BSSID_SSSID_BSS_PARAM 13 4462 4463 #define IEEE80211_RNR_TBTT_PARAMS_OCT_RECOMMENDED 0x01 4464 #define IEEE80211_RNR_TBTT_PARAMS_SAME_SSID 0x02 4465 #define IEEE80211_RNR_TBTT_PARAMS_MULTI_BSSID 0x04 4466 #define IEEE80211_RNR_TBTT_PARAMS_TRANSMITTED_BSSID 0x08 4467 #define IEEE80211_RNR_TBTT_PARAMS_COLOC_ESS 0x10 4468 #define IEEE80211_RNR_TBTT_PARAMS_PROBE_ACTIVE 0x20 4469 #define IEEE80211_RNR_TBTT_PARAMS_COLOC_AP 0x40 4470 4471 struct ieee80211_neighbor_ap_info { 4472 u8 tbtt_info_hdr; 4473 u8 tbtt_info_len; 4474 u8 op_class; 4475 u8 channel; 4476 } __packed; 4477 4478 enum ieee80211_range_params_max_total_ltf { 4479 IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_4 = 0, 4480 IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_8, 4481 IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_16, 4482 IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_UNSPECIFIED, 4483 }; 4484 4485 /* multi-link device */ 4486 #define IEEE80211_MLD_MAX_NUM_LINKS 15 4487 4488 #define IEEE80211_ML_CONTROL_TYPE 0x0007 4489 #define IEEE80211_ML_CONTROL_TYPE_BASIC 0 4490 #define IEEE80211_ML_CONTROL_TYPE_PREQ 1 4491 #define IEEE80211_ML_CONTROL_TYPE_RECONF 2 4492 #define IEEE80211_ML_CONTROL_TYPE_TDLS 3 4493 #define IEEE80211_ML_CONTROL_TYPE_PRIO_ACCESS 4 4494 #define IEEE80211_ML_CONTROL_PRESENCE_MASK 0xfff0 4495 4496 struct ieee80211_multi_link_elem { 4497 __le16 control; 4498 u8 variable[]; 4499 } __packed; 4500 4501 #define IEEE80211_MLC_BASIC_PRES_LINK_ID 0x0010 4502 #define IEEE80211_MLC_BASIC_PRES_BSS_PARAM_CH_CNT 0x0020 4503 #define IEEE80211_MLC_BASIC_PRES_MED_SYNC_DELAY 0x0040 4504 #define IEEE80211_MLC_BASIC_PRES_EML_CAPA 0x0080 4505 #define IEEE80211_MLC_BASIC_PRES_MLD_CAPA_OP 0x0100 4506 #define IEEE80211_MLC_BASIC_PRES_MLD_ID 0x0200 4507 4508 #define IEEE80211_MED_SYNC_DELAY_DURATION 0x00ff 4509 #define IEEE80211_MED_SYNC_DELAY_SYNC_OFDM_ED_THRESH 0x0f00 4510 #define IEEE80211_MED_SYNC_DELAY_SYNC_MAX_NUM_TXOPS 0xf000 4511 4512 #define IEEE80211_EML_CAP_EMLSR_SUPP 0x0001 4513 #define IEEE80211_EML_CAP_EMLSR_PADDING_DELAY 0x000e 4514 #define IEEE80211_EML_CAP_EMLSR_PADDING_DELAY_0US 0 4515 #define IEEE80211_EML_CAP_EMLSR_PADDING_DELAY_32US 1 4516 #define IEEE80211_EML_CAP_EMLSR_PADDING_DELAY_64US 2 4517 #define IEEE80211_EML_CAP_EMLSR_PADDING_DELAY_128US 3 4518 #define IEEE80211_EML_CAP_EMLSR_PADDING_DELAY_256US 4 4519 #define IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY 0x0070 4520 #define IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_0US 0 4521 #define IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_16US 1 4522 #define IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_32US 2 4523 #define IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_64US 3 4524 #define IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_128US 4 4525 #define IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_256US 5 4526 #define IEEE80211_EML_CAP_EMLMR_SUPPORT 0x0080 4527 #define IEEE80211_EML_CAP_EMLMR_DELAY 0x0700 4528 #define IEEE80211_EML_CAP_EMLMR_DELAY_0US 0 4529 #define IEEE80211_EML_CAP_EMLMR_DELAY_32US 1 4530 #define IEEE80211_EML_CAP_EMLMR_DELAY_64US 2 4531 #define IEEE80211_EML_CAP_EMLMR_DELAY_128US 3 4532 #define IEEE80211_EML_CAP_EMLMR_DELAY_256US 4 4533 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT 0x7800 4534 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_0 0 4535 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_128US 1 4536 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_256US 2 4537 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_512US 3 4538 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_1TU 4 4539 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_2TU 5 4540 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_4TU 6 4541 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_8TU 7 4542 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_16TU 8 4543 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_32TU 9 4544 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_64TU 10 4545 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_128TU 11 4546 4547 #define IEEE80211_MLD_CAP_OP_MAX_SIMUL_LINKS 0x000f 4548 #define IEEE80211_MLD_CAP_OP_SRS_SUPPORT 0x0010 4549 #define IEEE80211_MLD_CAP_OP_TID_TO_LINK_MAP_NEG_SUPP 0x0060 4550 #define IEEE80211_MLD_CAP_OP_FREQ_SEP_TYPE_IND 0x0f80 4551 #define IEEE80211_MLD_CAP_OP_AAR_SUPPORT 0x1000 4552 4553 struct ieee80211_mle_basic_common_info { 4554 u8 len; 4555 u8 mld_mac_addr[ETH_ALEN]; 4556 u8 variable[]; 4557 } __packed; 4558 4559 #define IEEE80211_MLC_PREQ_PRES_MLD_ID 0x0010 4560 4561 struct ieee80211_mle_preq_common_info { 4562 u8 len; 4563 u8 variable[]; 4564 } __packed; 4565 4566 #define IEEE80211_MLC_RECONF_PRES_MLD_MAC_ADDR 0x0010 4567 4568 /* no fixed fields in RECONF */ 4569 4570 struct ieee80211_mle_tdls_common_info { 4571 u8 len; 4572 u8 ap_mld_mac_addr[ETH_ALEN]; 4573 } __packed; 4574 4575 #define IEEE80211_MLC_PRIO_ACCESS_PRES_AP_MLD_MAC_ADDR 0x0010 4576 4577 /* no fixed fields in PRIO_ACCESS */ 4578 4579 /** 4580 * ieee80211_mle_common_size - check multi-link element common size 4581 * @data: multi-link element, must already be checked for size using 4582 * ieee80211_mle_size_ok() 4583 */ 4584 static inline u8 ieee80211_mle_common_size(const u8 *data) 4585 { 4586 const struct ieee80211_multi_link_elem *mle = (const void *)data; 4587 u16 control = le16_to_cpu(mle->control); 4588 u8 common = 0; 4589 4590 switch (u16_get_bits(control, IEEE80211_ML_CONTROL_TYPE)) { 4591 case IEEE80211_ML_CONTROL_TYPE_BASIC: 4592 case IEEE80211_ML_CONTROL_TYPE_PREQ: 4593 case IEEE80211_ML_CONTROL_TYPE_TDLS: 4594 /* 4595 * The length is the first octet pointed by mle->variable so no 4596 * need to add anything 4597 */ 4598 break; 4599 case IEEE80211_ML_CONTROL_TYPE_RECONF: 4600 if (control & IEEE80211_MLC_RECONF_PRES_MLD_MAC_ADDR) 4601 common += ETH_ALEN; 4602 return common; 4603 case IEEE80211_ML_CONTROL_TYPE_PRIO_ACCESS: 4604 if (control & IEEE80211_MLC_PRIO_ACCESS_PRES_AP_MLD_MAC_ADDR) 4605 common += ETH_ALEN; 4606 return common; 4607 default: 4608 WARN_ON(1); 4609 return 0; 4610 } 4611 4612 return sizeof(*mle) + common + mle->variable[0]; 4613 } 4614 4615 /** 4616 * ieee80211_mle_size_ok - validate multi-link element size 4617 * @data: pointer to the element data 4618 * @len: length of the containing element 4619 */ 4620 static inline bool ieee80211_mle_size_ok(const u8 *data, size_t len) 4621 { 4622 const struct ieee80211_multi_link_elem *mle = (const void *)data; 4623 u8 fixed = sizeof(*mle); 4624 u8 common = 0; 4625 bool check_common_len = false; 4626 u16 control; 4627 4628 if (len < fixed) 4629 return false; 4630 4631 control = le16_to_cpu(mle->control); 4632 4633 switch (u16_get_bits(control, IEEE80211_ML_CONTROL_TYPE)) { 4634 case IEEE80211_ML_CONTROL_TYPE_BASIC: 4635 common += sizeof(struct ieee80211_mle_basic_common_info); 4636 check_common_len = true; 4637 if (control & IEEE80211_MLC_BASIC_PRES_LINK_ID) 4638 common += 1; 4639 if (control & IEEE80211_MLC_BASIC_PRES_BSS_PARAM_CH_CNT) 4640 common += 1; 4641 if (control & IEEE80211_MLC_BASIC_PRES_MED_SYNC_DELAY) 4642 common += 2; 4643 if (control & IEEE80211_MLC_BASIC_PRES_EML_CAPA) 4644 common += 2; 4645 if (control & IEEE80211_MLC_BASIC_PRES_MLD_CAPA_OP) 4646 common += 2; 4647 if (control & IEEE80211_MLC_BASIC_PRES_MLD_ID) 4648 common += 1; 4649 break; 4650 case IEEE80211_ML_CONTROL_TYPE_PREQ: 4651 common += sizeof(struct ieee80211_mle_preq_common_info); 4652 if (control & IEEE80211_MLC_PREQ_PRES_MLD_ID) 4653 common += 1; 4654 check_common_len = true; 4655 break; 4656 case IEEE80211_ML_CONTROL_TYPE_RECONF: 4657 if (control & IEEE80211_MLC_RECONF_PRES_MLD_MAC_ADDR) 4658 common += ETH_ALEN; 4659 break; 4660 case IEEE80211_ML_CONTROL_TYPE_TDLS: 4661 common += sizeof(struct ieee80211_mle_tdls_common_info); 4662 check_common_len = true; 4663 break; 4664 case IEEE80211_ML_CONTROL_TYPE_PRIO_ACCESS: 4665 if (control & IEEE80211_MLC_PRIO_ACCESS_PRES_AP_MLD_MAC_ADDR) 4666 common += ETH_ALEN; 4667 break; 4668 default: 4669 /* we don't know this type */ 4670 return true; 4671 } 4672 4673 if (len < fixed + common) 4674 return false; 4675 4676 if (!check_common_len) 4677 return true; 4678 4679 /* if present, common length is the first octet there */ 4680 return mle->variable[0] >= common; 4681 } 4682 4683 enum ieee80211_mle_subelems { 4684 IEEE80211_MLE_SUBELEM_PER_STA_PROFILE = 0, 4685 IEEE80211_MLE_SUBELEM_FRAGMENT = 254, 4686 }; 4687 4688 #define IEEE80211_MLE_STA_CONTROL_LINK_ID 0x000f 4689 #define IEEE80211_MLE_STA_CONTROL_COMPLETE_PROFILE 0x0010 4690 #define IEEE80211_MLE_STA_CONTROL_STA_MAC_ADDR_PRESENT 0x0020 4691 #define IEEE80211_MLE_STA_CONTROL_BEACON_INT_PRESENT 0x0040 4692 #define IEEE80211_MLE_STA_CONTROL_TSF_OFFS_PRESENT 0x0080 4693 #define IEEE80211_MLE_STA_CONTROL_DTIM_INFO_PRESENT 0x0100 4694 #define IEEE80211_MLE_STA_CONTROL_NSTR_LINK_PAIR_PRESENT 0x0200 4695 #define IEEE80211_MLE_STA_CONTROL_NSTR_BITMAP_SIZE 0x0400 4696 #define IEEE80211_MLE_STA_CONTROL_BSS_PARAM_CHANGE_CNT_PRESENT 0x0800 4697 4698 struct ieee80211_mle_per_sta_profile { 4699 __le16 control; 4700 u8 sta_info_len; 4701 u8 variable[]; 4702 } __packed; 4703 4704 /** 4705 * ieee80211_mle_sta_prof_size_ok - validate multi-link element sta profile size 4706 * @data: pointer to the sub element data 4707 * @len: length of the containing sub element 4708 */ 4709 static inline bool ieee80211_mle_sta_prof_size_ok(const u8 *data, size_t len) 4710 { 4711 const struct ieee80211_mle_per_sta_profile *prof = (const void *)data; 4712 u16 control; 4713 u8 fixed = sizeof(*prof); 4714 u8 info_len = 1; 4715 4716 if (len < fixed) 4717 return false; 4718 4719 control = le16_to_cpu(prof->control); 4720 4721 if (control & IEEE80211_MLE_STA_CONTROL_STA_MAC_ADDR_PRESENT) 4722 info_len += 6; 4723 if (control & IEEE80211_MLE_STA_CONTROL_BEACON_INT_PRESENT) 4724 info_len += 2; 4725 if (control & IEEE80211_MLE_STA_CONTROL_TSF_OFFS_PRESENT) 4726 info_len += 8; 4727 if (control & IEEE80211_MLE_STA_CONTROL_DTIM_INFO_PRESENT) 4728 info_len += 2; 4729 if (control & IEEE80211_MLE_STA_CONTROL_BSS_PARAM_CHANGE_CNT_PRESENT) 4730 info_len += 1; 4731 4732 if (control & IEEE80211_MLE_STA_CONTROL_COMPLETE_PROFILE && 4733 control & IEEE80211_MLE_STA_CONTROL_NSTR_BITMAP_SIZE) { 4734 if (control & IEEE80211_MLE_STA_CONTROL_NSTR_BITMAP_SIZE) 4735 info_len += 2; 4736 else 4737 info_len += 1; 4738 } 4739 4740 return prof->sta_info_len >= info_len && 4741 fixed + prof->sta_info_len <= len; 4742 } 4743 4744 #define for_each_mle_subelement(_elem, _data, _len) \ 4745 if (ieee80211_mle_size_ok(_data, _len)) \ 4746 for_each_element(_elem, \ 4747 _data + ieee80211_mle_common_size(_data),\ 4748 _len - ieee80211_mle_common_size(_data)) 4749 4750 #endif /* LINUX_IEEE80211_H */ 4751