1*5113495bSYour Name /* 2*5113495bSYour Name * Copyright (c) 2020, The Linux Foundation. All rights reserved. 3*5113495bSYour Name * 4*5113495bSYour Name * Permission to use, copy, modify, and/or distribute this software for any 5*5113495bSYour Name * purpose with or without fee is hereby granted, provided that the above 6*5113495bSYour Name * copyright notice and this permission notice appear in all copies. 7*5113495bSYour Name * 8*5113495bSYour Name * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 9*5113495bSYour Name * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 10*5113495bSYour Name * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 11*5113495bSYour Name * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 12*5113495bSYour Name * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 13*5113495bSYour Name * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 14*5113495bSYour Name * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 15*5113495bSYour Name */ 16*5113495bSYour Name 17*5113495bSYour Name #ifndef _HE_SIG_A_SU_INFO_H_ 18*5113495bSYour Name #define _HE_SIG_A_SU_INFO_H_ 19*5113495bSYour Name #if !defined(__ASSEMBLER__) 20*5113495bSYour Name #endif 21*5113495bSYour Name 22*5113495bSYour Name 23*5113495bSYour Name // ################ START SUMMARY ################# 24*5113495bSYour Name // 25*5113495bSYour Name // Dword Fields 26*5113495bSYour Name // 0 format_indication[0], beam_change[1], dl_ul_flag[2], transmit_mcs[6:3], dcm[7], bss_color_id[13:8], reserved_0a[14], spatial_reuse[18:15], transmit_bw[20:19], cp_ltf_size[22:21], nsts[25:23], reserved_0b[31:26] 27*5113495bSYour Name // 1 txop_duration[6:0], coding[7], ldpc_extra_symbol[8], stbc[9], txbf[10], packet_extension_a_factor[12:11], packet_extension_pe_disambiguity[13], reserved_1a[14], doppler_indication[15], crc[19:16], tail[25:20], dot11ax_su_extended[26], dot11ax_ext_ru_size[30:27], rx_ndp[31] 28*5113495bSYour Name // 29*5113495bSYour Name // ################ END SUMMARY ################# 30*5113495bSYour Name 31*5113495bSYour Name #define NUM_OF_DWORDS_HE_SIG_A_SU_INFO 2 32*5113495bSYour Name 33*5113495bSYour Name struct he_sig_a_su_info { 34*5113495bSYour Name uint32_t format_indication : 1, //[0] 35*5113495bSYour Name beam_change : 1, //[1] 36*5113495bSYour Name dl_ul_flag : 1, //[2] 37*5113495bSYour Name transmit_mcs : 4, //[6:3] 38*5113495bSYour Name dcm : 1, //[7] 39*5113495bSYour Name bss_color_id : 6, //[13:8] 40*5113495bSYour Name reserved_0a : 1, //[14] 41*5113495bSYour Name spatial_reuse : 4, //[18:15] 42*5113495bSYour Name transmit_bw : 2, //[20:19] 43*5113495bSYour Name cp_ltf_size : 2, //[22:21] 44*5113495bSYour Name nsts : 3, //[25:23] 45*5113495bSYour Name reserved_0b : 6; //[31:26] 46*5113495bSYour Name uint32_t txop_duration : 7, //[6:0] 47*5113495bSYour Name coding : 1, //[7] 48*5113495bSYour Name ldpc_extra_symbol : 1, //[8] 49*5113495bSYour Name stbc : 1, //[9] 50*5113495bSYour Name txbf : 1, //[10] 51*5113495bSYour Name packet_extension_a_factor : 2, //[12:11] 52*5113495bSYour Name packet_extension_pe_disambiguity: 1, //[13] 53*5113495bSYour Name reserved_1a : 1, //[14] 54*5113495bSYour Name doppler_indication : 1, //[15] 55*5113495bSYour Name crc : 4, //[19:16] 56*5113495bSYour Name tail : 6, //[25:20] 57*5113495bSYour Name dot11ax_su_extended : 1, //[26] 58*5113495bSYour Name dot11ax_ext_ru_size : 4, //[30:27] 59*5113495bSYour Name rx_ndp : 1; //[31] 60*5113495bSYour Name }; 61*5113495bSYour Name 62*5113495bSYour Name /* 63*5113495bSYour Name 64*5113495bSYour Name format_indication 65*5113495bSYour Name 66*5113495bSYour Name <enum 0 HE_SIGA_FORMAT_HE_TRIG> 67*5113495bSYour Name 68*5113495bSYour Name <enum 1 HE_SIGA_FORMAT_SU_OR_EXT_SU> 69*5113495bSYour Name 70*5113495bSYour Name <legal all> 71*5113495bSYour Name 72*5113495bSYour Name beam_change 73*5113495bSYour Name 74*5113495bSYour Name Indicates whether spatial mapping is changed between 75*5113495bSYour Name legacy and HE portion of preamble. If not, channel 76*5113495bSYour Name estimation can include legacy preamble to improve accuracy 77*5113495bSYour Name 78*5113495bSYour Name <legal all> 79*5113495bSYour Name 80*5113495bSYour Name dl_ul_flag 81*5113495bSYour Name 82*5113495bSYour Name Differentiates between DL and UL transmission 83*5113495bSYour Name 84*5113495bSYour Name 85*5113495bSYour Name 86*5113495bSYour Name <enum 0 DL_UL_FLAG_IS_DL_OR_TDLS> 87*5113495bSYour Name 88*5113495bSYour Name <enum 1 DL_UL_FLAG_IS_UL> 89*5113495bSYour Name 90*5113495bSYour Name <legal all> 91*5113495bSYour Name 92*5113495bSYour Name transmit_mcs 93*5113495bSYour Name 94*5113495bSYour Name Indicates the data MCS 95*5113495bSYour Name 96*5113495bSYour Name 97*5113495bSYour Name 98*5113495bSYour Name Field Used by MAC HW 99*5113495bSYour Name 100*5113495bSYour Name <legal all> 101*5113495bSYour Name 102*5113495bSYour Name dcm 103*5113495bSYour Name 104*5113495bSYour Name 105*5113495bSYour Name 0: No DCM 106*5113495bSYour Name 107*5113495bSYour Name 1:DCM 108*5113495bSYour Name 109*5113495bSYour Name <legal all> 110*5113495bSYour Name 111*5113495bSYour Name bss_color_id 112*5113495bSYour Name 113*5113495bSYour Name BSS color ID 114*5113495bSYour Name 115*5113495bSYour Name 116*5113495bSYour Name 117*5113495bSYour Name Field Used by MAC HW 118*5113495bSYour Name 119*5113495bSYour Name <legal all> 120*5113495bSYour Name 121*5113495bSYour Name reserved_0a 122*5113495bSYour Name 123*5113495bSYour Name Note: spec indicates this shall be set to 1 124*5113495bSYour Name 125*5113495bSYour Name <legal 1> 126*5113495bSYour Name 127*5113495bSYour Name spatial_reuse 128*5113495bSYour Name 129*5113495bSYour Name Spatial reuse 130*5113495bSYour Name 131*5113495bSYour Name 132*5113495bSYour Name 133*5113495bSYour Name For 20MHz one SR field corresponding to entire 20MHz 134*5113495bSYour Name (other 3 fields indicate identical values) 135*5113495bSYour Name 136*5113495bSYour Name For 40MHz two SR fields for each 20MHz (other 2 fields 137*5113495bSYour Name indicate identical values) 138*5113495bSYour Name 139*5113495bSYour Name For 80MHz four SR fields for each 20MHz 140*5113495bSYour Name 141*5113495bSYour Name For 160MHz four SR fields for each 40MHz 142*5113495bSYour Name 143*5113495bSYour Name <legal all> 144*5113495bSYour Name 145*5113495bSYour Name transmit_bw 146*5113495bSYour Name 147*5113495bSYour Name Bandwidth of the PPDU. 148*5113495bSYour Name 149*5113495bSYour Name 150*5113495bSYour Name 151*5113495bSYour Name For HE SU PPDU 152*5113495bSYour Name 153*5113495bSYour Name 154*5113495bSYour Name <enum 0 HE_SIG_A_BW20> 20 Mhz 155*5113495bSYour Name 156*5113495bSYour Name <enum 1 HE_SIG_A_BW40> 40 Mhz 157*5113495bSYour Name 158*5113495bSYour Name <enum 2 HE_SIG_A_BW80> 80 Mhz 159*5113495bSYour Name 160*5113495bSYour Name <enum 3 HE_SIG_A_BW160> 160 MHz or 80+80 MHz 161*5113495bSYour Name 162*5113495bSYour Name 163*5113495bSYour Name 164*5113495bSYour Name For HE Extended Range SU PPDU 165*5113495bSYour Name 166*5113495bSYour Name Set to 0 for 242-tone RU 167*5113495bSYour Name Set to 1 for right 106-tone RU within the primary 20 MHz 168*5113495bSYour Name 169*5113495bSYour Name 170*5113495bSYour Name 171*5113495bSYour Name On RX side, Field Used by MAC HW 172*5113495bSYour Name 173*5113495bSYour Name <legal all> 174*5113495bSYour Name 175*5113495bSYour Name cp_ltf_size 176*5113495bSYour Name 177*5113495bSYour Name Indicates the CP and HE-LTF type 178*5113495bSYour Name 179*5113495bSYour Name 180*5113495bSYour Name 181*5113495bSYour Name 182*5113495bSYour Name 183*5113495bSYour Name <enum 3 FourX_LTF_0_8CP_3_2CP> 184*5113495bSYour Name 185*5113495bSYour Name When DCM == 0 OR STBC == 0: 4x LTF + 3.2 µs CP 186*5113495bSYour Name 187*5113495bSYour Name When DCM == 1 AND STBC == 1: 4x LTF + 0.8 µs CP. Note: 188*5113495bSYour Name In this scenario, Neither DCM nor STBC is applied to HE data 189*5113495bSYour Name field. 190*5113495bSYour Name 191*5113495bSYour Name 192*5113495bSYour Name NOTE: 193*5113495bSYour Name 194*5113495bSYour Name 195*5113495bSYour Name If ( DCM == 1 ) and ( MCS > 0 ) and (STBC == 0) 196*5113495bSYour Name 197*5113495bSYour Name 0 = 1xLTF + 0.4 usec 198*5113495bSYour Name 199*5113495bSYour Name 1 = 2xLTF + 0.4 usec 200*5113495bSYour Name 201*5113495bSYour Name 2~3 = Reserved 202*5113495bSYour Name 203*5113495bSYour Name 204*5113495bSYour Name 205*5113495bSYour Name <legal all> 206*5113495bSYour Name 207*5113495bSYour Name nsts 208*5113495bSYour Name 209*5113495bSYour Name 210*5113495bSYour Name 211*5113495bSYour Name 212*5113495bSYour Name For HE SU PPDU 213*5113495bSYour Name 214*5113495bSYour Name 215*5113495bSYour Name 216*5113495bSYour Name For HE Extended Range PPDU 217*5113495bSYour Name 218*5113495bSYour Name <legal all> 219*5113495bSYour Name 220*5113495bSYour Name reserved_0b 221*5113495bSYour Name 222*5113495bSYour Name <legal 0> 223*5113495bSYour Name 224*5113495bSYour Name txop_duration 225*5113495bSYour Name 226*5113495bSYour Name Indicates the remaining time in the current TXOP 227*5113495bSYour Name 228*5113495bSYour Name 229*5113495bSYour Name 230*5113495bSYour Name Field Used by MAC HW 231*5113495bSYour Name 232*5113495bSYour Name <legal all> 233*5113495bSYour Name 234*5113495bSYour Name coding 235*5113495bSYour Name 236*5113495bSYour Name Distinguishes between BCC and LDPC coding. 237*5113495bSYour Name 238*5113495bSYour Name 239*5113495bSYour Name 240*5113495bSYour Name 0: BCC 241*5113495bSYour Name 242*5113495bSYour Name 1: LDPC 243*5113495bSYour Name 244*5113495bSYour Name <legal all> 245*5113495bSYour Name 246*5113495bSYour Name ldpc_extra_symbol 247*5113495bSYour Name 248*5113495bSYour Name If LDPC, 249*5113495bSYour Name 250*5113495bSYour Name 0: LDPC extra symbol not present 251*5113495bSYour Name 252*5113495bSYour Name 1: LDPC extra symbol present 253*5113495bSYour Name 254*5113495bSYour Name Else 255*5113495bSYour Name 256*5113495bSYour Name Set to 1 257*5113495bSYour Name 258*5113495bSYour Name <legal all> 259*5113495bSYour Name 260*5113495bSYour Name stbc 261*5113495bSYour Name 262*5113495bSYour Name Indicates whether STBC is applied 263*5113495bSYour Name 264*5113495bSYour Name 0: No STBC 265*5113495bSYour Name 266*5113495bSYour Name 1: STBC 267*5113495bSYour Name 268*5113495bSYour Name <legal all> 269*5113495bSYour Name 270*5113495bSYour Name txbf 271*5113495bSYour Name 272*5113495bSYour Name Indicates whether beamforming is applied 273*5113495bSYour Name 274*5113495bSYour Name 0: No beamforming 275*5113495bSYour Name 276*5113495bSYour Name 1: beamforming 277*5113495bSYour Name 278*5113495bSYour Name <legal all> 279*5113495bSYour Name 280*5113495bSYour Name packet_extension_a_factor 281*5113495bSYour Name 282*5113495bSYour Name Common trigger info 283*5113495bSYour Name 284*5113495bSYour Name 285*5113495bSYour Name 286*5113495bSYour Name the packet extension duration of the trigger-based PPDU 287*5113495bSYour Name response with these two bits indicating the a-factor 288*5113495bSYour Name 289*5113495bSYour Name 290*5113495bSYour Name 291*5113495bSYour Name <enum 0 a_factor_4> 292*5113495bSYour Name 293*5113495bSYour Name <enum 1 a_factor_1> 294*5113495bSYour Name 295*5113495bSYour Name <enum 2 a_factor_2> 296*5113495bSYour Name 297*5113495bSYour Name <enum 3 a_factor_3> 298*5113495bSYour Name 299*5113495bSYour Name 300*5113495bSYour Name 301*5113495bSYour Name <legal all> 302*5113495bSYour Name 303*5113495bSYour Name packet_extension_pe_disambiguity 304*5113495bSYour Name 305*5113495bSYour Name Common trigger info 306*5113495bSYour Name 307*5113495bSYour Name 308*5113495bSYour Name 309*5113495bSYour Name the packet extension duration of the trigger-based PPDU 310*5113495bSYour Name response with this bit indicating the PE-Disambiguity 311*5113495bSYour Name 312*5113495bSYour Name <legal all> 313*5113495bSYour Name 314*5113495bSYour Name reserved_1a 315*5113495bSYour Name 316*5113495bSYour Name Note: per standard, set to 1 317*5113495bSYour Name 318*5113495bSYour Name <legal 1> 319*5113495bSYour Name 320*5113495bSYour Name doppler_indication 321*5113495bSYour Name 322*5113495bSYour Name 0: No Doppler support 323*5113495bSYour Name 324*5113495bSYour Name 1: Doppler support 325*5113495bSYour Name 326*5113495bSYour Name <legal all> 327*5113495bSYour Name 328*5113495bSYour Name crc 329*5113495bSYour Name 330*5113495bSYour Name CRC for HE-SIG-A contents. 331*5113495bSYour Name 332*5113495bSYour Name <legal all> 333*5113495bSYour Name 334*5113495bSYour Name tail 335*5113495bSYour Name 336*5113495bSYour Name <legal 0> 337*5113495bSYour Name 338*5113495bSYour Name dot11ax_su_extended 339*5113495bSYour Name 340*5113495bSYour Name TX side: 341*5113495bSYour Name 342*5113495bSYour Name Set to 0 343*5113495bSYour Name 344*5113495bSYour Name 345*5113495bSYour Name 346*5113495bSYour Name RX side: 347*5113495bSYour Name 348*5113495bSYour Name On RX side, evaluated by MAC HW. This is the only way 349*5113495bSYour Name for MAC RX to know that this was an HE_SIG_A_SU received in 350*5113495bSYour Name 'extended' format 351*5113495bSYour Name 352*5113495bSYour Name 353*5113495bSYour Name 354*5113495bSYour Name 355*5113495bSYour Name <legal all> 356*5113495bSYour Name 357*5113495bSYour Name dot11ax_ext_ru_size 358*5113495bSYour Name 359*5113495bSYour Name TX side: 360*5113495bSYour Name 361*5113495bSYour Name Set to 0 362*5113495bSYour Name 363*5113495bSYour Name 364*5113495bSYour Name 365*5113495bSYour Name RX side: 366*5113495bSYour Name 367*5113495bSYour Name Field only contains valid info when dot11ax_su_extended 368*5113495bSYour Name is set. 369*5113495bSYour Name 370*5113495bSYour Name 371*5113495bSYour Name 372*5113495bSYour Name On RX side, evaluated by MAC HW. This is the only way 373*5113495bSYour Name for MAC RX to know what the number of based RUs was in this 374*5113495bSYour Name extended range reception. It is used by the MAC to determine 375*5113495bSYour Name the RU size for the response... 376*5113495bSYour Name 377*5113495bSYour Name <legal all> 378*5113495bSYour Name 379*5113495bSYour Name rx_ndp 380*5113495bSYour Name 381*5113495bSYour Name TX side: 382*5113495bSYour Name 383*5113495bSYour Name Set to 0 384*5113495bSYour Name 385*5113495bSYour Name 386*5113495bSYour Name 387*5113495bSYour Name RX side:Valid on RX side only, and looked at by MAC HW 388*5113495bSYour Name 389*5113495bSYour Name 390*5113495bSYour Name 391*5113495bSYour Name When set, PHY has received (expected) NDP frame 392*5113495bSYour Name 393*5113495bSYour Name <legal all> 394*5113495bSYour Name */ 395*5113495bSYour Name 396*5113495bSYour Name 397*5113495bSYour Name /* Description HE_SIG_A_SU_INFO_0_FORMAT_INDICATION 398*5113495bSYour Name 399*5113495bSYour Name <enum 0 HE_SIGA_FORMAT_HE_TRIG> 400*5113495bSYour Name 401*5113495bSYour Name <enum 1 HE_SIGA_FORMAT_SU_OR_EXT_SU> 402*5113495bSYour Name 403*5113495bSYour Name <legal all> 404*5113495bSYour Name */ 405*5113495bSYour Name #define HE_SIG_A_SU_INFO_0_FORMAT_INDICATION_OFFSET 0x00000000 406*5113495bSYour Name #define HE_SIG_A_SU_INFO_0_FORMAT_INDICATION_LSB 0 407*5113495bSYour Name #define HE_SIG_A_SU_INFO_0_FORMAT_INDICATION_MASK 0x00000001 408*5113495bSYour Name 409*5113495bSYour Name /* Description HE_SIG_A_SU_INFO_0_BEAM_CHANGE 410*5113495bSYour Name 411*5113495bSYour Name Indicates whether spatial mapping is changed between 412*5113495bSYour Name legacy and HE portion of preamble. If not, channel 413*5113495bSYour Name estimation can include legacy preamble to improve accuracy 414*5113495bSYour Name 415*5113495bSYour Name <legal all> 416*5113495bSYour Name */ 417*5113495bSYour Name #define HE_SIG_A_SU_INFO_0_BEAM_CHANGE_OFFSET 0x00000000 418*5113495bSYour Name #define HE_SIG_A_SU_INFO_0_BEAM_CHANGE_LSB 1 419*5113495bSYour Name #define HE_SIG_A_SU_INFO_0_BEAM_CHANGE_MASK 0x00000002 420*5113495bSYour Name 421*5113495bSYour Name /* Description HE_SIG_A_SU_INFO_0_DL_UL_FLAG 422*5113495bSYour Name 423*5113495bSYour Name Differentiates between DL and UL transmission 424*5113495bSYour Name 425*5113495bSYour Name 426*5113495bSYour Name 427*5113495bSYour Name <enum 0 DL_UL_FLAG_IS_DL_OR_TDLS> 428*5113495bSYour Name 429*5113495bSYour Name <enum 1 DL_UL_FLAG_IS_UL> 430*5113495bSYour Name 431*5113495bSYour Name <legal all> 432*5113495bSYour Name */ 433*5113495bSYour Name #define HE_SIG_A_SU_INFO_0_DL_UL_FLAG_OFFSET 0x00000000 434*5113495bSYour Name #define HE_SIG_A_SU_INFO_0_DL_UL_FLAG_LSB 2 435*5113495bSYour Name #define HE_SIG_A_SU_INFO_0_DL_UL_FLAG_MASK 0x00000004 436*5113495bSYour Name 437*5113495bSYour Name /* Description HE_SIG_A_SU_INFO_0_TRANSMIT_MCS 438*5113495bSYour Name 439*5113495bSYour Name Indicates the data MCS 440*5113495bSYour Name 441*5113495bSYour Name 442*5113495bSYour Name 443*5113495bSYour Name Field Used by MAC HW 444*5113495bSYour Name 445*5113495bSYour Name <legal all> 446*5113495bSYour Name */ 447*5113495bSYour Name #define HE_SIG_A_SU_INFO_0_TRANSMIT_MCS_OFFSET 0x00000000 448*5113495bSYour Name #define HE_SIG_A_SU_INFO_0_TRANSMIT_MCS_LSB 3 449*5113495bSYour Name #define HE_SIG_A_SU_INFO_0_TRANSMIT_MCS_MASK 0x00000078 450*5113495bSYour Name 451*5113495bSYour Name /* Description HE_SIG_A_SU_INFO_0_DCM 452*5113495bSYour Name 453*5113495bSYour Name 454*5113495bSYour Name 0: No DCM 455*5113495bSYour Name 456*5113495bSYour Name 1:DCM 457*5113495bSYour Name 458*5113495bSYour Name <legal all> 459*5113495bSYour Name */ 460*5113495bSYour Name #define HE_SIG_A_SU_INFO_0_DCM_OFFSET 0x00000000 461*5113495bSYour Name #define HE_SIG_A_SU_INFO_0_DCM_LSB 7 462*5113495bSYour Name #define HE_SIG_A_SU_INFO_0_DCM_MASK 0x00000080 463*5113495bSYour Name 464*5113495bSYour Name /* Description HE_SIG_A_SU_INFO_0_BSS_COLOR_ID 465*5113495bSYour Name 466*5113495bSYour Name BSS color ID 467*5113495bSYour Name 468*5113495bSYour Name 469*5113495bSYour Name 470*5113495bSYour Name Field Used by MAC HW 471*5113495bSYour Name 472*5113495bSYour Name <legal all> 473*5113495bSYour Name */ 474*5113495bSYour Name #define HE_SIG_A_SU_INFO_0_BSS_COLOR_ID_OFFSET 0x00000000 475*5113495bSYour Name #define HE_SIG_A_SU_INFO_0_BSS_COLOR_ID_LSB 8 476*5113495bSYour Name #define HE_SIG_A_SU_INFO_0_BSS_COLOR_ID_MASK 0x00003f00 477*5113495bSYour Name 478*5113495bSYour Name /* Description HE_SIG_A_SU_INFO_0_RESERVED_0A 479*5113495bSYour Name 480*5113495bSYour Name Note: spec indicates this shall be set to 1 481*5113495bSYour Name 482*5113495bSYour Name <legal 1> 483*5113495bSYour Name */ 484*5113495bSYour Name #define HE_SIG_A_SU_INFO_0_RESERVED_0A_OFFSET 0x00000000 485*5113495bSYour Name #define HE_SIG_A_SU_INFO_0_RESERVED_0A_LSB 14 486*5113495bSYour Name #define HE_SIG_A_SU_INFO_0_RESERVED_0A_MASK 0x00004000 487*5113495bSYour Name 488*5113495bSYour Name /* Description HE_SIG_A_SU_INFO_0_SPATIAL_REUSE 489*5113495bSYour Name 490*5113495bSYour Name Spatial reuse 491*5113495bSYour Name 492*5113495bSYour Name 493*5113495bSYour Name 494*5113495bSYour Name For 20MHz one SR field corresponding to entire 20MHz 495*5113495bSYour Name (other 3 fields indicate identical values) 496*5113495bSYour Name 497*5113495bSYour Name For 40MHz two SR fields for each 20MHz (other 2 fields 498*5113495bSYour Name indicate identical values) 499*5113495bSYour Name 500*5113495bSYour Name For 80MHz four SR fields for each 20MHz 501*5113495bSYour Name 502*5113495bSYour Name For 160MHz four SR fields for each 40MHz 503*5113495bSYour Name 504*5113495bSYour Name <legal all> 505*5113495bSYour Name */ 506*5113495bSYour Name #define HE_SIG_A_SU_INFO_0_SPATIAL_REUSE_OFFSET 0x00000000 507*5113495bSYour Name #define HE_SIG_A_SU_INFO_0_SPATIAL_REUSE_LSB 15 508*5113495bSYour Name #define HE_SIG_A_SU_INFO_0_SPATIAL_REUSE_MASK 0x00078000 509*5113495bSYour Name 510*5113495bSYour Name /* Description HE_SIG_A_SU_INFO_0_TRANSMIT_BW 511*5113495bSYour Name 512*5113495bSYour Name Bandwidth of the PPDU. 513*5113495bSYour Name 514*5113495bSYour Name 515*5113495bSYour Name 516*5113495bSYour Name For HE SU PPDU 517*5113495bSYour Name 518*5113495bSYour Name 519*5113495bSYour Name <enum 0 HE_SIG_A_BW20> 20 Mhz 520*5113495bSYour Name 521*5113495bSYour Name <enum 1 HE_SIG_A_BW40> 40 Mhz 522*5113495bSYour Name 523*5113495bSYour Name <enum 2 HE_SIG_A_BW80> 80 Mhz 524*5113495bSYour Name 525*5113495bSYour Name <enum 3 HE_SIG_A_BW160> 160 MHz or 80+80 MHz 526*5113495bSYour Name 527*5113495bSYour Name 528*5113495bSYour Name 529*5113495bSYour Name For HE Extended Range SU PPDU 530*5113495bSYour Name 531*5113495bSYour Name Set to 0 for 242-tone RU 532*5113495bSYour Name Set to 1 for right 106-tone RU within the primary 20 MHz 533*5113495bSYour Name 534*5113495bSYour Name 535*5113495bSYour Name 536*5113495bSYour Name On RX side, Field Used by MAC HW 537*5113495bSYour Name 538*5113495bSYour Name <legal all> 539*5113495bSYour Name */ 540*5113495bSYour Name #define HE_SIG_A_SU_INFO_0_TRANSMIT_BW_OFFSET 0x00000000 541*5113495bSYour Name #define HE_SIG_A_SU_INFO_0_TRANSMIT_BW_LSB 19 542*5113495bSYour Name #define HE_SIG_A_SU_INFO_0_TRANSMIT_BW_MASK 0x00180000 543*5113495bSYour Name 544*5113495bSYour Name /* Description HE_SIG_A_SU_INFO_0_CP_LTF_SIZE 545*5113495bSYour Name 546*5113495bSYour Name Indicates the CP and HE-LTF type 547*5113495bSYour Name 548*5113495bSYour Name 549*5113495bSYour Name 550*5113495bSYour Name 551*5113495bSYour Name <enum 3 FourX_LTF_0_8CP_3_2CP> 552*5113495bSYour Name 553*5113495bSYour Name When DCM == 0 OR STBC == 0: 4x LTF + 3.2 µs CP 554*5113495bSYour Name 555*5113495bSYour Name When DCM == 1 AND STBC == 1: 4x LTF + 0.8 µs CP. Note: 556*5113495bSYour Name In this scenario, Neither DCM nor STBC is applied to HE data 557*5113495bSYour Name field. 558*5113495bSYour Name 559*5113495bSYour Name 560*5113495bSYour Name NOTE: 561*5113495bSYour Name 562*5113495bSYour Name 563*5113495bSYour Name If ( DCM == 1 ) and ( MCS > 0 ) and (STBC == 0) 564*5113495bSYour Name 565*5113495bSYour Name 0 = 1xLTF + 0.4 usec 566*5113495bSYour Name 567*5113495bSYour Name 1 = 2xLTF + 0.4 usec 568*5113495bSYour Name 569*5113495bSYour Name 2~3 = Reserved 570*5113495bSYour Name 571*5113495bSYour Name 572*5113495bSYour Name 573*5113495bSYour Name <legal all> 574*5113495bSYour Name */ 575*5113495bSYour Name #define HE_SIG_A_SU_INFO_0_CP_LTF_SIZE_OFFSET 0x00000000 576*5113495bSYour Name #define HE_SIG_A_SU_INFO_0_CP_LTF_SIZE_LSB 21 577*5113495bSYour Name #define HE_SIG_A_SU_INFO_0_CP_LTF_SIZE_MASK 0x00600000 578*5113495bSYour Name 579*5113495bSYour Name /* Description HE_SIG_A_SU_INFO_0_NSTS 580*5113495bSYour Name 581*5113495bSYour Name 582*5113495bSYour Name 583*5113495bSYour Name 584*5113495bSYour Name For HE SU PPDU 585*5113495bSYour Name 586*5113495bSYour Name 587*5113495bSYour Name 588*5113495bSYour Name For HE Extended Range PPDU 589*5113495bSYour Name 590*5113495bSYour Name <legal all> 591*5113495bSYour Name */ 592*5113495bSYour Name #define HE_SIG_A_SU_INFO_0_NSTS_OFFSET 0x00000000 593*5113495bSYour Name #define HE_SIG_A_SU_INFO_0_NSTS_LSB 23 594*5113495bSYour Name #define HE_SIG_A_SU_INFO_0_NSTS_MASK 0x03800000 595*5113495bSYour Name 596*5113495bSYour Name /* Description HE_SIG_A_SU_INFO_0_RESERVED_0B 597*5113495bSYour Name 598*5113495bSYour Name <legal 0> 599*5113495bSYour Name */ 600*5113495bSYour Name #define HE_SIG_A_SU_INFO_0_RESERVED_0B_OFFSET 0x00000000 601*5113495bSYour Name #define HE_SIG_A_SU_INFO_0_RESERVED_0B_LSB 26 602*5113495bSYour Name #define HE_SIG_A_SU_INFO_0_RESERVED_0B_MASK 0xfc000000 603*5113495bSYour Name 604*5113495bSYour Name /* Description HE_SIG_A_SU_INFO_1_TXOP_DURATION 605*5113495bSYour Name 606*5113495bSYour Name Indicates the remaining time in the current TXOP 607*5113495bSYour Name 608*5113495bSYour Name 609*5113495bSYour Name 610*5113495bSYour Name Field Used by MAC HW 611*5113495bSYour Name 612*5113495bSYour Name <legal all> 613*5113495bSYour Name */ 614*5113495bSYour Name #define HE_SIG_A_SU_INFO_1_TXOP_DURATION_OFFSET 0x00000004 615*5113495bSYour Name #define HE_SIG_A_SU_INFO_1_TXOP_DURATION_LSB 0 616*5113495bSYour Name #define HE_SIG_A_SU_INFO_1_TXOP_DURATION_MASK 0x0000007f 617*5113495bSYour Name 618*5113495bSYour Name /* Description HE_SIG_A_SU_INFO_1_CODING 619*5113495bSYour Name 620*5113495bSYour Name Distinguishes between BCC and LDPC coding. 621*5113495bSYour Name 622*5113495bSYour Name 623*5113495bSYour Name 624*5113495bSYour Name 0: BCC 625*5113495bSYour Name 626*5113495bSYour Name 1: LDPC 627*5113495bSYour Name 628*5113495bSYour Name <legal all> 629*5113495bSYour Name */ 630*5113495bSYour Name #define HE_SIG_A_SU_INFO_1_CODING_OFFSET 0x00000004 631*5113495bSYour Name #define HE_SIG_A_SU_INFO_1_CODING_LSB 7 632*5113495bSYour Name #define HE_SIG_A_SU_INFO_1_CODING_MASK 0x00000080 633*5113495bSYour Name 634*5113495bSYour Name /* Description HE_SIG_A_SU_INFO_1_LDPC_EXTRA_SYMBOL 635*5113495bSYour Name 636*5113495bSYour Name If LDPC, 637*5113495bSYour Name 638*5113495bSYour Name 0: LDPC extra symbol not present 639*5113495bSYour Name 640*5113495bSYour Name 1: LDPC extra symbol present 641*5113495bSYour Name 642*5113495bSYour Name Else 643*5113495bSYour Name 644*5113495bSYour Name Set to 1 645*5113495bSYour Name 646*5113495bSYour Name <legal all> 647*5113495bSYour Name */ 648*5113495bSYour Name #define HE_SIG_A_SU_INFO_1_LDPC_EXTRA_SYMBOL_OFFSET 0x00000004 649*5113495bSYour Name #define HE_SIG_A_SU_INFO_1_LDPC_EXTRA_SYMBOL_LSB 8 650*5113495bSYour Name #define HE_SIG_A_SU_INFO_1_LDPC_EXTRA_SYMBOL_MASK 0x00000100 651*5113495bSYour Name 652*5113495bSYour Name /* Description HE_SIG_A_SU_INFO_1_STBC 653*5113495bSYour Name 654*5113495bSYour Name Indicates whether STBC is applied 655*5113495bSYour Name 656*5113495bSYour Name 0: No STBC 657*5113495bSYour Name 658*5113495bSYour Name 1: STBC 659*5113495bSYour Name 660*5113495bSYour Name <legal all> 661*5113495bSYour Name */ 662*5113495bSYour Name #define HE_SIG_A_SU_INFO_1_STBC_OFFSET 0x00000004 663*5113495bSYour Name #define HE_SIG_A_SU_INFO_1_STBC_LSB 9 664*5113495bSYour Name #define HE_SIG_A_SU_INFO_1_STBC_MASK 0x00000200 665*5113495bSYour Name 666*5113495bSYour Name /* Description HE_SIG_A_SU_INFO_1_TXBF 667*5113495bSYour Name 668*5113495bSYour Name Indicates whether beamforming is applied 669*5113495bSYour Name 670*5113495bSYour Name 0: No beamforming 671*5113495bSYour Name 672*5113495bSYour Name 1: beamforming 673*5113495bSYour Name 674*5113495bSYour Name <legal all> 675*5113495bSYour Name */ 676*5113495bSYour Name #define HE_SIG_A_SU_INFO_1_TXBF_OFFSET 0x00000004 677*5113495bSYour Name #define HE_SIG_A_SU_INFO_1_TXBF_LSB 10 678*5113495bSYour Name #define HE_SIG_A_SU_INFO_1_TXBF_MASK 0x00000400 679*5113495bSYour Name 680*5113495bSYour Name /* Description HE_SIG_A_SU_INFO_1_PACKET_EXTENSION_A_FACTOR 681*5113495bSYour Name 682*5113495bSYour Name Common trigger info 683*5113495bSYour Name 684*5113495bSYour Name 685*5113495bSYour Name 686*5113495bSYour Name the packet extension duration of the trigger-based PPDU 687*5113495bSYour Name response with these two bits indicating the a-factor 688*5113495bSYour Name 689*5113495bSYour Name 690*5113495bSYour Name 691*5113495bSYour Name <enum 0 a_factor_4> 692*5113495bSYour Name 693*5113495bSYour Name <enum 1 a_factor_1> 694*5113495bSYour Name 695*5113495bSYour Name <enum 2 a_factor_2> 696*5113495bSYour Name 697*5113495bSYour Name <enum 3 a_factor_3> 698*5113495bSYour Name 699*5113495bSYour Name 700*5113495bSYour Name 701*5113495bSYour Name <legal all> 702*5113495bSYour Name */ 703*5113495bSYour Name #define HE_SIG_A_SU_INFO_1_PACKET_EXTENSION_A_FACTOR_OFFSET 0x00000004 704*5113495bSYour Name #define HE_SIG_A_SU_INFO_1_PACKET_EXTENSION_A_FACTOR_LSB 11 705*5113495bSYour Name #define HE_SIG_A_SU_INFO_1_PACKET_EXTENSION_A_FACTOR_MASK 0x00001800 706*5113495bSYour Name 707*5113495bSYour Name /* Description HE_SIG_A_SU_INFO_1_PACKET_EXTENSION_PE_DISAMBIGUITY 708*5113495bSYour Name 709*5113495bSYour Name Common trigger info 710*5113495bSYour Name 711*5113495bSYour Name 712*5113495bSYour Name 713*5113495bSYour Name the packet extension duration of the trigger-based PPDU 714*5113495bSYour Name response with this bit indicating the PE-Disambiguity 715*5113495bSYour Name 716*5113495bSYour Name <legal all> 717*5113495bSYour Name */ 718*5113495bSYour Name #define HE_SIG_A_SU_INFO_1_PACKET_EXTENSION_PE_DISAMBIGUITY_OFFSET 0x00000004 719*5113495bSYour Name #define HE_SIG_A_SU_INFO_1_PACKET_EXTENSION_PE_DISAMBIGUITY_LSB 13 720*5113495bSYour Name #define HE_SIG_A_SU_INFO_1_PACKET_EXTENSION_PE_DISAMBIGUITY_MASK 0x00002000 721*5113495bSYour Name 722*5113495bSYour Name /* Description HE_SIG_A_SU_INFO_1_RESERVED_1A 723*5113495bSYour Name 724*5113495bSYour Name Note: per standard, set to 1 725*5113495bSYour Name 726*5113495bSYour Name <legal 1> 727*5113495bSYour Name */ 728*5113495bSYour Name #define HE_SIG_A_SU_INFO_1_RESERVED_1A_OFFSET 0x00000004 729*5113495bSYour Name #define HE_SIG_A_SU_INFO_1_RESERVED_1A_LSB 14 730*5113495bSYour Name #define HE_SIG_A_SU_INFO_1_RESERVED_1A_MASK 0x00004000 731*5113495bSYour Name 732*5113495bSYour Name /* Description HE_SIG_A_SU_INFO_1_DOPPLER_INDICATION 733*5113495bSYour Name 734*5113495bSYour Name 0: No Doppler support 735*5113495bSYour Name 736*5113495bSYour Name 1: Doppler support 737*5113495bSYour Name 738*5113495bSYour Name <legal all> 739*5113495bSYour Name */ 740*5113495bSYour Name #define HE_SIG_A_SU_INFO_1_DOPPLER_INDICATION_OFFSET 0x00000004 741*5113495bSYour Name #define HE_SIG_A_SU_INFO_1_DOPPLER_INDICATION_LSB 15 742*5113495bSYour Name #define HE_SIG_A_SU_INFO_1_DOPPLER_INDICATION_MASK 0x00008000 743*5113495bSYour Name 744*5113495bSYour Name /* Description HE_SIG_A_SU_INFO_1_CRC 745*5113495bSYour Name 746*5113495bSYour Name CRC for HE-SIG-A contents. 747*5113495bSYour Name 748*5113495bSYour Name <legal all> 749*5113495bSYour Name */ 750*5113495bSYour Name #define HE_SIG_A_SU_INFO_1_CRC_OFFSET 0x00000004 751*5113495bSYour Name #define HE_SIG_A_SU_INFO_1_CRC_LSB 16 752*5113495bSYour Name #define HE_SIG_A_SU_INFO_1_CRC_MASK 0x000f0000 753*5113495bSYour Name 754*5113495bSYour Name /* Description HE_SIG_A_SU_INFO_1_TAIL 755*5113495bSYour Name 756*5113495bSYour Name <legal 0> 757*5113495bSYour Name */ 758*5113495bSYour Name #define HE_SIG_A_SU_INFO_1_TAIL_OFFSET 0x00000004 759*5113495bSYour Name #define HE_SIG_A_SU_INFO_1_TAIL_LSB 20 760*5113495bSYour Name #define HE_SIG_A_SU_INFO_1_TAIL_MASK 0x03f00000 761*5113495bSYour Name 762*5113495bSYour Name /* Description HE_SIG_A_SU_INFO_1_DOT11AX_SU_EXTENDED 763*5113495bSYour Name 764*5113495bSYour Name TX side: 765*5113495bSYour Name 766*5113495bSYour Name Set to 0 767*5113495bSYour Name 768*5113495bSYour Name 769*5113495bSYour Name 770*5113495bSYour Name RX side: 771*5113495bSYour Name 772*5113495bSYour Name On RX side, evaluated by MAC HW. This is the only way 773*5113495bSYour Name for MAC RX to know that this was an HE_SIG_A_SU received in 774*5113495bSYour Name 'extended' format 775*5113495bSYour Name 776*5113495bSYour Name 777*5113495bSYour Name 778*5113495bSYour Name 779*5113495bSYour Name <legal all> 780*5113495bSYour Name */ 781*5113495bSYour Name #define HE_SIG_A_SU_INFO_1_DOT11AX_SU_EXTENDED_OFFSET 0x00000004 782*5113495bSYour Name #define HE_SIG_A_SU_INFO_1_DOT11AX_SU_EXTENDED_LSB 26 783*5113495bSYour Name #define HE_SIG_A_SU_INFO_1_DOT11AX_SU_EXTENDED_MASK 0x04000000 784*5113495bSYour Name 785*5113495bSYour Name /* Description HE_SIG_A_SU_INFO_1_DOT11AX_EXT_RU_SIZE 786*5113495bSYour Name 787*5113495bSYour Name TX side: 788*5113495bSYour Name 789*5113495bSYour Name Set to 0 790*5113495bSYour Name 791*5113495bSYour Name 792*5113495bSYour Name 793*5113495bSYour Name RX side: 794*5113495bSYour Name 795*5113495bSYour Name Field only contains valid info when dot11ax_su_extended 796*5113495bSYour Name is set. 797*5113495bSYour Name 798*5113495bSYour Name 799*5113495bSYour Name 800*5113495bSYour Name On RX side, evaluated by MAC HW. This is the only way 801*5113495bSYour Name for MAC RX to know what the number of based RUs was in this 802*5113495bSYour Name extended range reception. It is used by the MAC to determine 803*5113495bSYour Name the RU size for the response... 804*5113495bSYour Name 805*5113495bSYour Name <legal all> 806*5113495bSYour Name */ 807*5113495bSYour Name #define HE_SIG_A_SU_INFO_1_DOT11AX_EXT_RU_SIZE_OFFSET 0x00000004 808*5113495bSYour Name #define HE_SIG_A_SU_INFO_1_DOT11AX_EXT_RU_SIZE_LSB 27 809*5113495bSYour Name #define HE_SIG_A_SU_INFO_1_DOT11AX_EXT_RU_SIZE_MASK 0x78000000 810*5113495bSYour Name 811*5113495bSYour Name /* Description HE_SIG_A_SU_INFO_1_RX_NDP 812*5113495bSYour Name 813*5113495bSYour Name TX side: 814*5113495bSYour Name 815*5113495bSYour Name Set to 0 816*5113495bSYour Name 817*5113495bSYour Name 818*5113495bSYour Name 819*5113495bSYour Name RX side:Valid on RX side only, and looked at by MAC HW 820*5113495bSYour Name 821*5113495bSYour Name 822*5113495bSYour Name 823*5113495bSYour Name When set, PHY has received (expected) NDP frame 824*5113495bSYour Name 825*5113495bSYour Name <legal all> 826*5113495bSYour Name */ 827*5113495bSYour Name #define HE_SIG_A_SU_INFO_1_RX_NDP_OFFSET 0x00000004 828*5113495bSYour Name #define HE_SIG_A_SU_INFO_1_RX_NDP_LSB 31 829*5113495bSYour Name #define HE_SIG_A_SU_INFO_1_RX_NDP_MASK 0x80000000 830*5113495bSYour Name 831*5113495bSYour Name 832*5113495bSYour Name #endif // _HE_SIG_A_SU_INFO_H_ 833