1*5113495bSYour Name 2*5113495bSYour Name /* Copyright (c) 2022, Qualcomm Innovation Center, Inc. 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 18*5113495bSYour Name 19*5113495bSYour Name 20*5113495bSYour Name 21*5113495bSYour Name 22*5113495bSYour Name 23*5113495bSYour Name 24*5113495bSYour Name 25*5113495bSYour Name 26*5113495bSYour Name #ifndef _HT_SIG_INFO_H_ 27*5113495bSYour Name #define _HT_SIG_INFO_H_ 28*5113495bSYour Name #if !defined(__ASSEMBLER__) 29*5113495bSYour Name #endif 30*5113495bSYour Name 31*5113495bSYour Name #define NUM_OF_DWORDS_HT_SIG_INFO 2 32*5113495bSYour Name 33*5113495bSYour Name 34*5113495bSYour Name struct ht_sig_info { 35*5113495bSYour Name #ifndef WIFI_BIT_ORDER_BIG_ENDIAN 36*5113495bSYour Name uint32_t mcs : 7, // [6:0] 37*5113495bSYour Name cbw : 1, // [7:7] 38*5113495bSYour Name length : 16, // [23:8] 39*5113495bSYour Name reserved_0 : 8; // [31:24] 40*5113495bSYour Name uint32_t smoothing : 1, // [0:0] 41*5113495bSYour Name not_sounding : 1, // [1:1] 42*5113495bSYour Name ht_reserved : 1, // [2:2] 43*5113495bSYour Name aggregation : 1, // [3:3] 44*5113495bSYour Name stbc : 2, // [5:4] 45*5113495bSYour Name fec_coding : 1, // [6:6] 46*5113495bSYour Name short_gi : 1, // [7:7] 47*5113495bSYour Name num_ext_sp_str : 2, // [9:8] 48*5113495bSYour Name crc : 8, // [17:10] 49*5113495bSYour Name signal_tail : 6, // [23:18] 50*5113495bSYour Name reserved_1 : 7, // [30:24] 51*5113495bSYour Name rx_integrity_check_passed : 1; // [31:31] 52*5113495bSYour Name #else 53*5113495bSYour Name uint32_t reserved_0 : 8, // [31:24] 54*5113495bSYour Name length : 16, // [23:8] 55*5113495bSYour Name cbw : 1, // [7:7] 56*5113495bSYour Name mcs : 7; // [6:0] 57*5113495bSYour Name uint32_t rx_integrity_check_passed : 1, // [31:31] 58*5113495bSYour Name reserved_1 : 7, // [30:24] 59*5113495bSYour Name signal_tail : 6, // [23:18] 60*5113495bSYour Name crc : 8, // [17:10] 61*5113495bSYour Name num_ext_sp_str : 2, // [9:8] 62*5113495bSYour Name short_gi : 1, // [7:7] 63*5113495bSYour Name fec_coding : 1, // [6:6] 64*5113495bSYour Name stbc : 2, // [5:4] 65*5113495bSYour Name aggregation : 1, // [3:3] 66*5113495bSYour Name ht_reserved : 1, // [2:2] 67*5113495bSYour Name not_sounding : 1, // [1:1] 68*5113495bSYour Name smoothing : 1; // [0:0] 69*5113495bSYour Name #endif 70*5113495bSYour Name }; 71*5113495bSYour Name 72*5113495bSYour Name 73*5113495bSYour Name /* Description MCS 74*5113495bSYour Name 75*5113495bSYour Name Modulation Coding Scheme: 76*5113495bSYour Name 0-7 are used for single stream 77*5113495bSYour Name 8-15 are used for 2 streams 78*5113495bSYour Name 16-23 are used for 3 streams 79*5113495bSYour Name 24-31 are used for 4 streams 80*5113495bSYour Name 32 is used for duplicate HT20 (unsupported) 81*5113495bSYour Name 33-76 is used for unequal modulation (unsupported) 82*5113495bSYour Name 77-127 is reserved. 83*5113495bSYour Name <legal 0-31> 84*5113495bSYour Name */ 85*5113495bSYour Name 86*5113495bSYour Name #define HT_SIG_INFO_MCS_OFFSET 0x00000000 87*5113495bSYour Name #define HT_SIG_INFO_MCS_LSB 0 88*5113495bSYour Name #define HT_SIG_INFO_MCS_MSB 6 89*5113495bSYour Name #define HT_SIG_INFO_MCS_MASK 0x0000007f 90*5113495bSYour Name 91*5113495bSYour Name 92*5113495bSYour Name /* Description CBW 93*5113495bSYour Name 94*5113495bSYour Name Packet bandwidth: 95*5113495bSYour Name <enum 0 ht_20_mhz> 96*5113495bSYour Name <enum 1 ht_40_mhz> 97*5113495bSYour Name <legal 0-1> 98*5113495bSYour Name */ 99*5113495bSYour Name 100*5113495bSYour Name #define HT_SIG_INFO_CBW_OFFSET 0x00000000 101*5113495bSYour Name #define HT_SIG_INFO_CBW_LSB 7 102*5113495bSYour Name #define HT_SIG_INFO_CBW_MSB 7 103*5113495bSYour Name #define HT_SIG_INFO_CBW_MASK 0x00000080 104*5113495bSYour Name 105*5113495bSYour Name 106*5113495bSYour Name /* Description LENGTH 107*5113495bSYour Name 108*5113495bSYour Name This is the MPDU or A-MPDU length in octets of the PPDU 109*5113495bSYour Name <legal all> 110*5113495bSYour Name */ 111*5113495bSYour Name 112*5113495bSYour Name #define HT_SIG_INFO_LENGTH_OFFSET 0x00000000 113*5113495bSYour Name #define HT_SIG_INFO_LENGTH_LSB 8 114*5113495bSYour Name #define HT_SIG_INFO_LENGTH_MSB 23 115*5113495bSYour Name #define HT_SIG_INFO_LENGTH_MASK 0x00ffff00 116*5113495bSYour Name 117*5113495bSYour Name 118*5113495bSYour Name /* Description RESERVED_0 119*5113495bSYour Name 120*5113495bSYour Name This field is not part of HT-SIG 121*5113495bSYour Name Reserved: Should be set to 0 by the MAC and ignored by the 122*5113495bSYour Name PHY <legal 0> 123*5113495bSYour Name */ 124*5113495bSYour Name 125*5113495bSYour Name #define HT_SIG_INFO_RESERVED_0_OFFSET 0x00000000 126*5113495bSYour Name #define HT_SIG_INFO_RESERVED_0_LSB 24 127*5113495bSYour Name #define HT_SIG_INFO_RESERVED_0_MSB 31 128*5113495bSYour Name #define HT_SIG_INFO_RESERVED_0_MASK 0xff000000 129*5113495bSYour Name 130*5113495bSYour Name 131*5113495bSYour Name /* Description SMOOTHING 132*5113495bSYour Name 133*5113495bSYour Name Field indicates if smoothing is needed 134*5113495bSYour Name E_num 0 do_smoothing Unsupported setting: indicates 135*5113495bSYour Name smoothing is often used for beamforming 136*5113495bSYour Name <enum 1 no_smoothing> Indicates no smoothing is used 137*5113495bSYour Name 138*5113495bSYour Name <legal 1> 139*5113495bSYour Name */ 140*5113495bSYour Name 141*5113495bSYour Name #define HT_SIG_INFO_SMOOTHING_OFFSET 0x00000004 142*5113495bSYour Name #define HT_SIG_INFO_SMOOTHING_LSB 0 143*5113495bSYour Name #define HT_SIG_INFO_SMOOTHING_MSB 0 144*5113495bSYour Name #define HT_SIG_INFO_SMOOTHING_MASK 0x00000001 145*5113495bSYour Name 146*5113495bSYour Name 147*5113495bSYour Name /* Description NOT_SOUNDING 148*5113495bSYour Name 149*5113495bSYour Name E_num 0 sounding Unsupported setting: indicates sounding 150*5113495bSYour Name is used 151*5113495bSYour Name <enum 1 no_sounding> Indicates no sounding is used 152*5113495bSYour Name <legal 1> 153*5113495bSYour Name */ 154*5113495bSYour Name 155*5113495bSYour Name #define HT_SIG_INFO_NOT_SOUNDING_OFFSET 0x00000004 156*5113495bSYour Name #define HT_SIG_INFO_NOT_SOUNDING_LSB 1 157*5113495bSYour Name #define HT_SIG_INFO_NOT_SOUNDING_MSB 1 158*5113495bSYour Name #define HT_SIG_INFO_NOT_SOUNDING_MASK 0x00000002 159*5113495bSYour Name 160*5113495bSYour Name 161*5113495bSYour Name /* Description HT_RESERVED 162*5113495bSYour Name 163*5113495bSYour Name Reserved: Should be set to 1 by the MAC and ignored by the 164*5113495bSYour Name PHY 165*5113495bSYour Name <legal 1> 166*5113495bSYour Name */ 167*5113495bSYour Name 168*5113495bSYour Name #define HT_SIG_INFO_HT_RESERVED_OFFSET 0x00000004 169*5113495bSYour Name #define HT_SIG_INFO_HT_RESERVED_LSB 2 170*5113495bSYour Name #define HT_SIG_INFO_HT_RESERVED_MSB 2 171*5113495bSYour Name #define HT_SIG_INFO_HT_RESERVED_MASK 0x00000004 172*5113495bSYour Name 173*5113495bSYour Name 174*5113495bSYour Name /* Description AGGREGATION 175*5113495bSYour Name 176*5113495bSYour Name <enum 0 mpdu> Indicates MPDU format 177*5113495bSYour Name <enum 1 a_mpdu> Indicates A-MPDU format 178*5113495bSYour Name <legal 0-1> 179*5113495bSYour Name */ 180*5113495bSYour Name 181*5113495bSYour Name #define HT_SIG_INFO_AGGREGATION_OFFSET 0x00000004 182*5113495bSYour Name #define HT_SIG_INFO_AGGREGATION_LSB 3 183*5113495bSYour Name #define HT_SIG_INFO_AGGREGATION_MSB 3 184*5113495bSYour Name #define HT_SIG_INFO_AGGREGATION_MASK 0x00000008 185*5113495bSYour Name 186*5113495bSYour Name 187*5113495bSYour Name /* Description STBC 188*5113495bSYour Name 189*5113495bSYour Name <enum 0 no_stbc> Indicates no STBC 190*5113495bSYour Name <enum 1 1_str_stbc> Indicates 1 stream STBC 191*5113495bSYour Name E_num 2 2_str_stbc Indicates 2 stream STBC (Unsupported) 192*5113495bSYour Name 193*5113495bSYour Name <legal 0-1> 194*5113495bSYour Name */ 195*5113495bSYour Name 196*5113495bSYour Name #define HT_SIG_INFO_STBC_OFFSET 0x00000004 197*5113495bSYour Name #define HT_SIG_INFO_STBC_LSB 4 198*5113495bSYour Name #define HT_SIG_INFO_STBC_MSB 5 199*5113495bSYour Name #define HT_SIG_INFO_STBC_MASK 0x00000030 200*5113495bSYour Name 201*5113495bSYour Name 202*5113495bSYour Name /* Description FEC_CODING 203*5113495bSYour Name 204*5113495bSYour Name <enum 0 ht_bcc> Indicates BCC coding 205*5113495bSYour Name <enum 1 ht_ldpc> Indicates LDPC coding 206*5113495bSYour Name <legal 0-1> 207*5113495bSYour Name */ 208*5113495bSYour Name 209*5113495bSYour Name #define HT_SIG_INFO_FEC_CODING_OFFSET 0x00000004 210*5113495bSYour Name #define HT_SIG_INFO_FEC_CODING_LSB 6 211*5113495bSYour Name #define HT_SIG_INFO_FEC_CODING_MSB 6 212*5113495bSYour Name #define HT_SIG_INFO_FEC_CODING_MASK 0x00000040 213*5113495bSYour Name 214*5113495bSYour Name 215*5113495bSYour Name /* Description SHORT_GI 216*5113495bSYour Name 217*5113495bSYour Name <enum 0 ht_normal_gi> Indicates normal guard interval 218*5113495bSYour Name 219*5113495bSYour Name <enum 1 ht_short_gi> Indicates short guard interval 220*5113495bSYour Name 221*5113495bSYour Name <legal 0-1> 222*5113495bSYour Name */ 223*5113495bSYour Name 224*5113495bSYour Name #define HT_SIG_INFO_SHORT_GI_OFFSET 0x00000004 225*5113495bSYour Name #define HT_SIG_INFO_SHORT_GI_LSB 7 226*5113495bSYour Name #define HT_SIG_INFO_SHORT_GI_MSB 7 227*5113495bSYour Name #define HT_SIG_INFO_SHORT_GI_MASK 0x00000080 228*5113495bSYour Name 229*5113495bSYour Name 230*5113495bSYour Name /* Description NUM_EXT_SP_STR 231*5113495bSYour Name 232*5113495bSYour Name Number of extension spatial streams: (Used for TxBF) 233*5113495bSYour Name <enum 0 0_ext_sp_str> No extension spatial streams 234*5113495bSYour Name E_num 1 1_ext_sp_str Not supported: 1 extension spatial 235*5113495bSYour Name streams 236*5113495bSYour Name E_num 2 2_ext_sp_str Not supported: 2 extension spatial 237*5113495bSYour Name streams 238*5113495bSYour Name <legal 0> 239*5113495bSYour Name */ 240*5113495bSYour Name 241*5113495bSYour Name #define HT_SIG_INFO_NUM_EXT_SP_STR_OFFSET 0x00000004 242*5113495bSYour Name #define HT_SIG_INFO_NUM_EXT_SP_STR_LSB 8 243*5113495bSYour Name #define HT_SIG_INFO_NUM_EXT_SP_STR_MSB 9 244*5113495bSYour Name #define HT_SIG_INFO_NUM_EXT_SP_STR_MASK 0x00000300 245*5113495bSYour Name 246*5113495bSYour Name 247*5113495bSYour Name /* Description CRC 248*5113495bSYour Name 249*5113495bSYour Name The CRC protects the HT-SIG (HT-SIG[0][23:0] and HT-SIG[1][9:0]. 250*5113495bSYour Name The generator polynomial is G(D) = D8 + D2 + D + 1. <legal 251*5113495bSYour Name all> 252*5113495bSYour Name */ 253*5113495bSYour Name 254*5113495bSYour Name #define HT_SIG_INFO_CRC_OFFSET 0x00000004 255*5113495bSYour Name #define HT_SIG_INFO_CRC_LSB 10 256*5113495bSYour Name #define HT_SIG_INFO_CRC_MSB 17 257*5113495bSYour Name #define HT_SIG_INFO_CRC_MASK 0x0003fc00 258*5113495bSYour Name 259*5113495bSYour Name 260*5113495bSYour Name /* Description SIGNAL_TAIL 261*5113495bSYour Name 262*5113495bSYour Name The 6 bits of tail is always set to 0 is used to flush the 263*5113495bSYour Name BCC encoder and decoder. <legal 0> 264*5113495bSYour Name */ 265*5113495bSYour Name 266*5113495bSYour Name #define HT_SIG_INFO_SIGNAL_TAIL_OFFSET 0x00000004 267*5113495bSYour Name #define HT_SIG_INFO_SIGNAL_TAIL_LSB 18 268*5113495bSYour Name #define HT_SIG_INFO_SIGNAL_TAIL_MSB 23 269*5113495bSYour Name #define HT_SIG_INFO_SIGNAL_TAIL_MASK 0x00fc0000 270*5113495bSYour Name 271*5113495bSYour Name 272*5113495bSYour Name /* Description RESERVED_1 273*5113495bSYour Name 274*5113495bSYour Name This field is not part of HT-SIG: 275*5113495bSYour Name Reserved: Should be set to 0 by the MAC and ignored by the 276*5113495bSYour Name PHY. <legal 0> 277*5113495bSYour Name */ 278*5113495bSYour Name 279*5113495bSYour Name #define HT_SIG_INFO_RESERVED_1_OFFSET 0x00000004 280*5113495bSYour Name #define HT_SIG_INFO_RESERVED_1_LSB 24 281*5113495bSYour Name #define HT_SIG_INFO_RESERVED_1_MSB 30 282*5113495bSYour Name #define HT_SIG_INFO_RESERVED_1_MASK 0x7f000000 283*5113495bSYour Name 284*5113495bSYour Name 285*5113495bSYour Name /* Description RX_INTEGRITY_CHECK_PASSED 286*5113495bSYour Name 287*5113495bSYour Name TX side: Set to 0 288*5113495bSYour Name RX side: Set to 1 if PHY determines the HT-SIG CRC check 289*5113495bSYour Name has passed, else set to 0 290*5113495bSYour Name 291*5113495bSYour Name <legal all> 292*5113495bSYour Name */ 293*5113495bSYour Name 294*5113495bSYour Name #define HT_SIG_INFO_RX_INTEGRITY_CHECK_PASSED_OFFSET 0x00000004 295*5113495bSYour Name #define HT_SIG_INFO_RX_INTEGRITY_CHECK_PASSED_LSB 31 296*5113495bSYour Name #define HT_SIG_INFO_RX_INTEGRITY_CHECK_PASSED_MSB 31 297*5113495bSYour Name #define HT_SIG_INFO_RX_INTEGRITY_CHECK_PASSED_MASK 0x80000000 298*5113495bSYour Name 299*5113495bSYour Name 300*5113495bSYour Name 301*5113495bSYour Name #endif // HT_SIG_INFO 302