1 /* 2 * Copyright (c) 2020 The Linux Foundation. All rights reserved. 3 * 4 * Permission to use, copy, modify, and/or distribute this software for any 5 * purpose with or without fee is hereby granted, provided that the above 6 * copyright notice and this permission notice appear in all copies. 7 * 8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 15 */ 16 17 // $ATH_LICENSE_HW_HDR_C$ 18 // 19 // DO NOT EDIT! This file is automatically generated 20 // These definitions are tied to a particular hardware layout 21 22 23 #ifndef _HE_SIG_A_SU_INFO_H_ 24 #define _HE_SIG_A_SU_INFO_H_ 25 #if !defined(__ASSEMBLER__) 26 #endif 27 28 29 // ################ START SUMMARY ################# 30 // 31 // Dword Fields 32 // 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] 33 // 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] 34 // 35 // ################ END SUMMARY ################# 36 37 #define NUM_OF_DWORDS_HE_SIG_A_SU_INFO 2 38 39 struct he_sig_a_su_info { 40 uint32_t format_indication : 1, //[0] 41 beam_change : 1, //[1] 42 dl_ul_flag : 1, //[2] 43 transmit_mcs : 4, //[6:3] 44 dcm : 1, //[7] 45 bss_color_id : 6, //[13:8] 46 reserved_0a : 1, //[14] 47 spatial_reuse : 4, //[18:15] 48 transmit_bw : 2, //[20:19] 49 cp_ltf_size : 2, //[22:21] 50 nsts : 3, //[25:23] 51 reserved_0b : 6; //[31:26] 52 uint32_t txop_duration : 7, //[6:0] 53 coding : 1, //[7] 54 ldpc_extra_symbol : 1, //[8] 55 stbc : 1, //[9] 56 txbf : 1, //[10] 57 packet_extension_a_factor : 2, //[12:11] 58 packet_extension_pe_disambiguity: 1, //[13] 59 reserved_1a : 1, //[14] 60 doppler_indication : 1, //[15] 61 crc : 4, //[19:16] 62 tail : 6, //[25:20] 63 dot11ax_su_extended : 1, //[26] 64 dot11ax_ext_ru_size : 4, //[30:27] 65 rx_ndp : 1; //[31] 66 }; 67 68 /* 69 70 format_indication 71 72 <enum 0 HE_SIGA_FORMAT_HE_TRIG> 73 74 <enum 1 HE_SIGA_FORMAT_SU_OR_EXT_SU> 75 76 <legal all> 77 78 beam_change 79 80 Indicates whether spatial mapping is changed between 81 legacy and HE portion of preamble. If not, channel 82 estimation can include legacy preamble to improve accuracy 83 84 <legal all> 85 86 dl_ul_flag 87 88 Differentiates between DL and UL transmission 89 90 91 92 <enum 0 DL_UL_FLAG_IS_DL_OR_TDLS> 93 94 <enum 1 DL_UL_FLAG_IS_UL> 95 96 <legal all> 97 98 transmit_mcs 99 100 Indicates the data MCS 101 102 103 104 Field Used by MAC HW 105 106 <legal all> 107 108 dcm 109 110 111 0: No DCM 112 113 1:DCM 114 115 <legal all> 116 117 bss_color_id 118 119 BSS color ID 120 121 122 123 Field Used by MAC HW 124 125 <legal all> 126 127 reserved_0a 128 129 Note: spec indicates this shall be set to 1 130 131 <legal 1> 132 133 spatial_reuse 134 135 Spatial reuse 136 137 138 139 For 20MHz one SR field corresponding to entire 20MHz 140 (other 3 fields indicate identical values) 141 142 For 40MHz two SR fields for each 20MHz (other 2 fields 143 indicate identical values) 144 145 For 80MHz four SR fields for each 20MHz 146 147 For 160MHz four SR fields for each 40MHz 148 149 <legal all> 150 151 transmit_bw 152 153 Bandwidth of the PPDU. 154 155 156 157 For HE SU PPDU 158 159 160 <enum 0 HE_SIG_A_BW20> 20 Mhz 161 162 <enum 1 HE_SIG_A_BW40> 40 Mhz 163 164 <enum 2 HE_SIG_A_BW80> 80 Mhz 165 166 <enum 3 HE_SIG_A_BW160> 160 MHz or 80+80 MHz 167 168 169 170 For HE Extended Range SU PPDU 171 172 Set to 0 for 242-tone RU 173 Set to 1 for right 106-tone RU within the primary 20 MHz 174 175 176 177 On RX side, Field Used by MAC HW 178 179 <legal all> 180 181 cp_ltf_size 182 183 Indicates the CP and HE-LTF type 184 185 186 187 <enum 0 OneX_LTF_0_8CP> 1xLTF + 0.8 us CP 188 189 <enum 1 TwoX_LTF_0_8CP> 2x LTF + 0.8 µs CP 190 191 <enum 2 TwoX_LTF_1_6CP> 2x LTF + 1.6 µs CP 192 193 194 195 <enum 3 FourX_LTF_0_8CP_3_2CP> 196 197 When DCM == 0 OR STBC == 0: 4x LTF + 3.2 µs CP 198 199 When DCM == 1 AND STBC == 1: 4x LTF + 0.8 µs CP. Note: 200 In this scenario, Neither DCM nor STBC is applied to HE data 201 field. 202 203 204 NOTE: 205 206 If ( DCM == 1 ) and ( MCS > 0 ) and (STBC == 0) 207 208 0 = 1xLTF + 0.4 usec 209 210 1 = 2xLTF + 0.4 usec 211 212 2~3 = Reserved 213 214 215 216 <legal all> 217 218 nsts 219 220 221 222 223 For HE SU PPDU 224 225 226 227 For HE Extended Range PPDU 228 229 <legal all> 230 231 reserved_0b 232 233 <legal 0> 234 235 txop_duration 236 237 Indicates the remaining time in the current TXOP 238 239 240 241 Field Used by MAC HW 242 243 <legal all> 244 245 coding 246 247 Distinguishes between BCC and LDPC coding. 248 249 250 251 0: BCC 252 253 1: LDPC 254 255 <legal all> 256 257 ldpc_extra_symbol 258 259 If LDPC, 260 261 0: LDPC extra symbol not present 262 263 1: LDPC extra symbol present 264 265 Else 266 267 Set to 1 268 269 <legal all> 270 271 stbc 272 273 Indicates whether STBC is applied 274 275 0: No STBC 276 277 1: STBC 278 279 <legal all> 280 281 txbf 282 283 Indicates whether beamforming is applied 284 285 0: No beamforming 286 287 1: beamforming 288 289 <legal all> 290 291 packet_extension_a_factor 292 293 Common trigger info 294 295 296 297 the packet extension duration of the trigger-based PPDU 298 response with these two bits indicating the a-factor 299 300 301 302 <enum 0 a_factor_4> 303 304 <enum 1 a_factor_1> 305 306 <enum 2 a_factor_2> 307 308 <enum 3 a_factor_3> 309 310 311 312 <legal all> 313 314 packet_extension_pe_disambiguity 315 316 Common trigger info 317 318 319 320 the packet extension duration of the trigger-based PPDU 321 response with this bit indicating the PE-Disambiguity 322 323 <legal all> 324 325 reserved_1a 326 327 Note: per standard, set to 1 328 329 <legal 1> 330 331 doppler_indication 332 333 0: No Doppler support 334 335 1: Doppler support 336 337 <legal all> 338 339 crc 340 341 CRC for HE-SIG-A contents. 342 343 <legal all> 344 345 tail 346 347 <legal 0> 348 349 dot11ax_su_extended 350 351 TX side: 352 353 Set to 0 354 355 356 357 RX side: 358 359 On RX side, evaluated by MAC HW. This is the only way 360 for MAC RX to know that this was an HE_SIG_A_SU received in 361 'extended' format 362 363 364 365 366 <legal all> 367 368 dot11ax_ext_ru_size 369 370 TX side: 371 372 Set to 0 373 374 375 376 RX side: 377 378 Field only contains valid info when dot11ax_su_extended 379 is set. 380 381 382 383 On RX side, evaluated by MAC HW. This is the only way 384 for MAC RX to know what the number of based RUs was in this 385 extended range reception. It is used by the MAC to determine 386 the RU size for the response... 387 388 <legal all> 389 390 rx_ndp 391 392 TX side: 393 394 Set to 0 395 396 397 398 RX side:Valid on RX side only, and looked at by MAC HW 399 400 401 402 When set, PHY has received (expected) NDP frame 403 404 <legal all> 405 */ 406 407 408 /* Description HE_SIG_A_SU_INFO_0_FORMAT_INDICATION 409 410 <enum 0 HE_SIGA_FORMAT_HE_TRIG> 411 412 <enum 1 HE_SIGA_FORMAT_SU_OR_EXT_SU> 413 414 <legal all> 415 */ 416 #define HE_SIG_A_SU_INFO_0_FORMAT_INDICATION_OFFSET 0x00000000 417 #define HE_SIG_A_SU_INFO_0_FORMAT_INDICATION_LSB 0 418 #define HE_SIG_A_SU_INFO_0_FORMAT_INDICATION_MASK 0x00000001 419 420 /* Description HE_SIG_A_SU_INFO_0_BEAM_CHANGE 421 422 Indicates whether spatial mapping is changed between 423 legacy and HE portion of preamble. If not, channel 424 estimation can include legacy preamble to improve accuracy 425 426 <legal all> 427 */ 428 #define HE_SIG_A_SU_INFO_0_BEAM_CHANGE_OFFSET 0x00000000 429 #define HE_SIG_A_SU_INFO_0_BEAM_CHANGE_LSB 1 430 #define HE_SIG_A_SU_INFO_0_BEAM_CHANGE_MASK 0x00000002 431 432 /* Description HE_SIG_A_SU_INFO_0_DL_UL_FLAG 433 434 Differentiates between DL and UL transmission 435 436 437 438 <enum 0 DL_UL_FLAG_IS_DL_OR_TDLS> 439 440 <enum 1 DL_UL_FLAG_IS_UL> 441 442 <legal all> 443 */ 444 #define HE_SIG_A_SU_INFO_0_DL_UL_FLAG_OFFSET 0x00000000 445 #define HE_SIG_A_SU_INFO_0_DL_UL_FLAG_LSB 2 446 #define HE_SIG_A_SU_INFO_0_DL_UL_FLAG_MASK 0x00000004 447 448 /* Description HE_SIG_A_SU_INFO_0_TRANSMIT_MCS 449 450 Indicates the data MCS 451 452 453 454 Field Used by MAC HW 455 456 <legal all> 457 */ 458 #define HE_SIG_A_SU_INFO_0_TRANSMIT_MCS_OFFSET 0x00000000 459 #define HE_SIG_A_SU_INFO_0_TRANSMIT_MCS_LSB 3 460 #define HE_SIG_A_SU_INFO_0_TRANSMIT_MCS_MASK 0x00000078 461 462 /* Description HE_SIG_A_SU_INFO_0_DCM 463 464 465 0: No DCM 466 467 1:DCM 468 469 <legal all> 470 */ 471 #define HE_SIG_A_SU_INFO_0_DCM_OFFSET 0x00000000 472 #define HE_SIG_A_SU_INFO_0_DCM_LSB 7 473 #define HE_SIG_A_SU_INFO_0_DCM_MASK 0x00000080 474 475 /* Description HE_SIG_A_SU_INFO_0_BSS_COLOR_ID 476 477 BSS color ID 478 479 480 481 Field Used by MAC HW 482 483 <legal all> 484 */ 485 #define HE_SIG_A_SU_INFO_0_BSS_COLOR_ID_OFFSET 0x00000000 486 #define HE_SIG_A_SU_INFO_0_BSS_COLOR_ID_LSB 8 487 #define HE_SIG_A_SU_INFO_0_BSS_COLOR_ID_MASK 0x00003f00 488 489 /* Description HE_SIG_A_SU_INFO_0_RESERVED_0A 490 491 Note: spec indicates this shall be set to 1 492 493 <legal 1> 494 */ 495 #define HE_SIG_A_SU_INFO_0_RESERVED_0A_OFFSET 0x00000000 496 #define HE_SIG_A_SU_INFO_0_RESERVED_0A_LSB 14 497 #define HE_SIG_A_SU_INFO_0_RESERVED_0A_MASK 0x00004000 498 499 /* Description HE_SIG_A_SU_INFO_0_SPATIAL_REUSE 500 501 Spatial reuse 502 503 504 505 For 20MHz one SR field corresponding to entire 20MHz 506 (other 3 fields indicate identical values) 507 508 For 40MHz two SR fields for each 20MHz (other 2 fields 509 indicate identical values) 510 511 For 80MHz four SR fields for each 20MHz 512 513 For 160MHz four SR fields for each 40MHz 514 515 <legal all> 516 */ 517 #define HE_SIG_A_SU_INFO_0_SPATIAL_REUSE_OFFSET 0x00000000 518 #define HE_SIG_A_SU_INFO_0_SPATIAL_REUSE_LSB 15 519 #define HE_SIG_A_SU_INFO_0_SPATIAL_REUSE_MASK 0x00078000 520 521 /* Description HE_SIG_A_SU_INFO_0_TRANSMIT_BW 522 523 Bandwidth of the PPDU. 524 525 526 527 For HE SU PPDU 528 529 530 <enum 0 HE_SIG_A_BW20> 20 Mhz 531 532 <enum 1 HE_SIG_A_BW40> 40 Mhz 533 534 <enum 2 HE_SIG_A_BW80> 80 Mhz 535 536 <enum 3 HE_SIG_A_BW160> 160 MHz or 80+80 MHz 537 538 539 540 For HE Extended Range SU PPDU 541 542 Set to 0 for 242-tone RU 543 Set to 1 for right 106-tone RU within the primary 20 MHz 544 545 546 547 On RX side, Field Used by MAC HW 548 549 <legal all> 550 */ 551 #define HE_SIG_A_SU_INFO_0_TRANSMIT_BW_OFFSET 0x00000000 552 #define HE_SIG_A_SU_INFO_0_TRANSMIT_BW_LSB 19 553 #define HE_SIG_A_SU_INFO_0_TRANSMIT_BW_MASK 0x00180000 554 555 /* Description HE_SIG_A_SU_INFO_0_CP_LTF_SIZE 556 557 Indicates the CP and HE-LTF type 558 559 560 561 <enum 0 OneX_LTF_0_8CP> 1xLTF + 0.8 us CP 562 563 <enum 1 TwoX_LTF_0_8CP> 2x LTF + 0.8 µs CP 564 565 <enum 2 TwoX_LTF_1_6CP> 2x LTF + 1.6 µs CP 566 567 568 569 <enum 3 FourX_LTF_0_8CP_3_2CP> 570 571 When DCM == 0 OR STBC == 0: 4x LTF + 3.2 µs CP 572 573 When DCM == 1 AND STBC == 1: 4x LTF + 0.8 µs CP. Note: 574 In this scenario, Neither DCM nor STBC is applied to HE data 575 field. 576 577 578 NOTE: 579 580 If ( DCM == 1 ) and ( MCS > 0 ) and (STBC == 0) 581 582 0 = 1xLTF + 0.4 usec 583 584 1 = 2xLTF + 0.4 usec 585 586 2~3 = Reserved 587 588 589 590 <legal all> 591 */ 592 #define HE_SIG_A_SU_INFO_0_CP_LTF_SIZE_OFFSET 0x00000000 593 #define HE_SIG_A_SU_INFO_0_CP_LTF_SIZE_LSB 21 594 #define HE_SIG_A_SU_INFO_0_CP_LTF_SIZE_MASK 0x00600000 595 596 /* Description HE_SIG_A_SU_INFO_0_NSTS 597 598 599 600 601 For HE SU PPDU 602 603 604 605 For HE Extended Range PPDU 606 607 <legal all> 608 */ 609 #define HE_SIG_A_SU_INFO_0_NSTS_OFFSET 0x00000000 610 #define HE_SIG_A_SU_INFO_0_NSTS_LSB 23 611 #define HE_SIG_A_SU_INFO_0_NSTS_MASK 0x03800000 612 613 /* Description HE_SIG_A_SU_INFO_0_RESERVED_0B 614 615 <legal 0> 616 */ 617 #define HE_SIG_A_SU_INFO_0_RESERVED_0B_OFFSET 0x00000000 618 #define HE_SIG_A_SU_INFO_0_RESERVED_0B_LSB 26 619 #define HE_SIG_A_SU_INFO_0_RESERVED_0B_MASK 0xfc000000 620 621 /* Description HE_SIG_A_SU_INFO_1_TXOP_DURATION 622 623 Indicates the remaining time in the current TXOP 624 625 626 627 Field Used by MAC HW 628 629 <legal all> 630 */ 631 #define HE_SIG_A_SU_INFO_1_TXOP_DURATION_OFFSET 0x00000004 632 #define HE_SIG_A_SU_INFO_1_TXOP_DURATION_LSB 0 633 #define HE_SIG_A_SU_INFO_1_TXOP_DURATION_MASK 0x0000007f 634 635 /* Description HE_SIG_A_SU_INFO_1_CODING 636 637 Distinguishes between BCC and LDPC coding. 638 639 640 641 0: BCC 642 643 1: LDPC 644 645 <legal all> 646 */ 647 #define HE_SIG_A_SU_INFO_1_CODING_OFFSET 0x00000004 648 #define HE_SIG_A_SU_INFO_1_CODING_LSB 7 649 #define HE_SIG_A_SU_INFO_1_CODING_MASK 0x00000080 650 651 /* Description HE_SIG_A_SU_INFO_1_LDPC_EXTRA_SYMBOL 652 653 If LDPC, 654 655 0: LDPC extra symbol not present 656 657 1: LDPC extra symbol present 658 659 Else 660 661 Set to 1 662 663 <legal all> 664 */ 665 #define HE_SIG_A_SU_INFO_1_LDPC_EXTRA_SYMBOL_OFFSET 0x00000004 666 #define HE_SIG_A_SU_INFO_1_LDPC_EXTRA_SYMBOL_LSB 8 667 #define HE_SIG_A_SU_INFO_1_LDPC_EXTRA_SYMBOL_MASK 0x00000100 668 669 /* Description HE_SIG_A_SU_INFO_1_STBC 670 671 Indicates whether STBC is applied 672 673 0: No STBC 674 675 1: STBC 676 677 <legal all> 678 */ 679 #define HE_SIG_A_SU_INFO_1_STBC_OFFSET 0x00000004 680 #define HE_SIG_A_SU_INFO_1_STBC_LSB 9 681 #define HE_SIG_A_SU_INFO_1_STBC_MASK 0x00000200 682 683 /* Description HE_SIG_A_SU_INFO_1_TXBF 684 685 Indicates whether beamforming is applied 686 687 0: No beamforming 688 689 1: beamforming 690 691 <legal all> 692 */ 693 #define HE_SIG_A_SU_INFO_1_TXBF_OFFSET 0x00000004 694 #define HE_SIG_A_SU_INFO_1_TXBF_LSB 10 695 #define HE_SIG_A_SU_INFO_1_TXBF_MASK 0x00000400 696 697 /* Description HE_SIG_A_SU_INFO_1_PACKET_EXTENSION_A_FACTOR 698 699 Common trigger info 700 701 702 703 the packet extension duration of the trigger-based PPDU 704 response with these two bits indicating the a-factor 705 706 707 708 <enum 0 a_factor_4> 709 710 <enum 1 a_factor_1> 711 712 <enum 2 a_factor_2> 713 714 <enum 3 a_factor_3> 715 716 717 718 <legal all> 719 */ 720 #define HE_SIG_A_SU_INFO_1_PACKET_EXTENSION_A_FACTOR_OFFSET 0x00000004 721 #define HE_SIG_A_SU_INFO_1_PACKET_EXTENSION_A_FACTOR_LSB 11 722 #define HE_SIG_A_SU_INFO_1_PACKET_EXTENSION_A_FACTOR_MASK 0x00001800 723 724 /* Description HE_SIG_A_SU_INFO_1_PACKET_EXTENSION_PE_DISAMBIGUITY 725 726 Common trigger info 727 728 729 730 the packet extension duration of the trigger-based PPDU 731 response with this bit indicating the PE-Disambiguity 732 733 <legal all> 734 */ 735 #define HE_SIG_A_SU_INFO_1_PACKET_EXTENSION_PE_DISAMBIGUITY_OFFSET 0x00000004 736 #define HE_SIG_A_SU_INFO_1_PACKET_EXTENSION_PE_DISAMBIGUITY_LSB 13 737 #define HE_SIG_A_SU_INFO_1_PACKET_EXTENSION_PE_DISAMBIGUITY_MASK 0x00002000 738 739 /* Description HE_SIG_A_SU_INFO_1_RESERVED_1A 740 741 Note: per standard, set to 1 742 743 <legal 1> 744 */ 745 #define HE_SIG_A_SU_INFO_1_RESERVED_1A_OFFSET 0x00000004 746 #define HE_SIG_A_SU_INFO_1_RESERVED_1A_LSB 14 747 #define HE_SIG_A_SU_INFO_1_RESERVED_1A_MASK 0x00004000 748 749 /* Description HE_SIG_A_SU_INFO_1_DOPPLER_INDICATION 750 751 0: No Doppler support 752 753 1: Doppler support 754 755 <legal all> 756 */ 757 #define HE_SIG_A_SU_INFO_1_DOPPLER_INDICATION_OFFSET 0x00000004 758 #define HE_SIG_A_SU_INFO_1_DOPPLER_INDICATION_LSB 15 759 #define HE_SIG_A_SU_INFO_1_DOPPLER_INDICATION_MASK 0x00008000 760 761 /* Description HE_SIG_A_SU_INFO_1_CRC 762 763 CRC for HE-SIG-A contents. 764 765 <legal all> 766 */ 767 #define HE_SIG_A_SU_INFO_1_CRC_OFFSET 0x00000004 768 #define HE_SIG_A_SU_INFO_1_CRC_LSB 16 769 #define HE_SIG_A_SU_INFO_1_CRC_MASK 0x000f0000 770 771 /* Description HE_SIG_A_SU_INFO_1_TAIL 772 773 <legal 0> 774 */ 775 #define HE_SIG_A_SU_INFO_1_TAIL_OFFSET 0x00000004 776 #define HE_SIG_A_SU_INFO_1_TAIL_LSB 20 777 #define HE_SIG_A_SU_INFO_1_TAIL_MASK 0x03f00000 778 779 /* Description HE_SIG_A_SU_INFO_1_DOT11AX_SU_EXTENDED 780 781 TX side: 782 783 Set to 0 784 785 786 787 RX side: 788 789 On RX side, evaluated by MAC HW. This is the only way 790 for MAC RX to know that this was an HE_SIG_A_SU received in 791 'extended' format 792 793 794 795 796 <legal all> 797 */ 798 #define HE_SIG_A_SU_INFO_1_DOT11AX_SU_EXTENDED_OFFSET 0x00000004 799 #define HE_SIG_A_SU_INFO_1_DOT11AX_SU_EXTENDED_LSB 26 800 #define HE_SIG_A_SU_INFO_1_DOT11AX_SU_EXTENDED_MASK 0x04000000 801 802 /* Description HE_SIG_A_SU_INFO_1_DOT11AX_EXT_RU_SIZE 803 804 TX side: 805 806 Set to 0 807 808 809 810 RX side: 811 812 Field only contains valid info when dot11ax_su_extended 813 is set. 814 815 816 817 On RX side, evaluated by MAC HW. This is the only way 818 for MAC RX to know what the number of based RUs was in this 819 extended range reception. It is used by the MAC to determine 820 the RU size for the response... 821 822 <legal all> 823 */ 824 #define HE_SIG_A_SU_INFO_1_DOT11AX_EXT_RU_SIZE_OFFSET 0x00000004 825 #define HE_SIG_A_SU_INFO_1_DOT11AX_EXT_RU_SIZE_LSB 27 826 #define HE_SIG_A_SU_INFO_1_DOT11AX_EXT_RU_SIZE_MASK 0x78000000 827 828 /* Description HE_SIG_A_SU_INFO_1_RX_NDP 829 830 TX side: 831 832 Set to 0 833 834 835 836 RX side:Valid on RX side only, and looked at by MAC HW 837 838 839 840 When set, PHY has received (expected) NDP frame 841 842 <legal all> 843 */ 844 #define HE_SIG_A_SU_INFO_1_RX_NDP_OFFSET 0x00000004 845 #define HE_SIG_A_SU_INFO_1_RX_NDP_LSB 31 846 #define HE_SIG_A_SU_INFO_1_RX_NDP_MASK 0x80000000 847 848 849 #endif // _HE_SIG_A_SU_INFO_H_ 850