1 /* 2 * Copyright (c) 2016-2018 The Linux Foundation. All rights reserved. 3 * 4 * Permission to use, copy, modify, and/or distribute this software for 5 * any purpose with or without fee is hereby granted, provided that the 6 * above copyright notice and this permission notice appear in all 7 * copies. 8 * 9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL 10 * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED 11 * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE 12 * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL 13 * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR 14 * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER 15 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR 16 * PERFORMANCE OF THIS SOFTWARE. 17 */ 18 19 #ifndef _HE_SIG_B2_OFDMA_INFO_H_ 20 #define _HE_SIG_B2_OFDMA_INFO_H_ 21 #if !defined(__ASSEMBLER__) 22 #endif 23 24 25 // ################ START SUMMARY ################# 26 // 27 // Dword Fields 28 // 0 sta_id[10:0], nsts[13:11], txbf[14], sta_mcs[18:15], sta_dcm[19], sta_coding[20], reserved_0[31:21] 29 // 30 // ################ END SUMMARY ################# 31 32 #define NUM_OF_DWORDS_HE_SIG_B2_OFDMA_INFO 1 33 34 struct he_sig_b2_ofdma_info { 35 uint32_t sta_id : 11, //[10:0] 36 nsts : 3, //[13:11] 37 txbf : 1, //[14] 38 sta_mcs : 4, //[18:15] 39 sta_dcm : 1, //[19] 40 sta_coding : 1, //[20] 41 reserved_0 : 11; //[31:21] 42 }; 43 44 /* 45 46 sta_id 47 48 Identifies the STA that is addressed. Details of STA ID 49 are TBD 50 51 nsts 52 53 MAC RX side usage only: 54 55 56 57 Number of spatial streams for this user 58 59 60 61 <enum 0 1_spatial_stream>Single spatial stream 62 63 <enum 1 2_spatial_streams>2 spatial streams 64 65 <enum 2 3_spatial_streams>3 spatial streams 66 67 <enum 3 4_spatial_streams>4 spatial streams 68 69 <enum 4 5_spatial_streams>5 spatial streams 70 71 <enum 5 6_spatial_streams>6 spatial streams 72 73 <enum 6 7_spatial_streams>7 spatial streams 74 75 <enum 7 8_spatial_streams>8 spatial streams 76 77 txbf 78 79 Indicates whether beamforming is applied 80 81 0: No beamforming 82 83 1: beamforming 84 85 <legal all> 86 87 sta_mcs 88 89 Indicates the data MCS 90 91 sta_dcm 92 93 94 0: No DCM 95 96 1:DCM 97 98 <legal all> 99 100 sta_coding 101 102 Distinguishes between BCC/LDPC 103 104 105 106 0: BCC 107 108 1: LDPC 109 110 <legal all> 111 112 reserved_0 113 114 <legal 0> 115 */ 116 117 118 /* Description HE_SIG_B2_OFDMA_INFO_0_STA_ID 119 120 Identifies the STA that is addressed. Details of STA ID 121 are TBD 122 */ 123 #define HE_SIG_B2_OFDMA_INFO_0_STA_ID_OFFSET 0x00000000 124 #define HE_SIG_B2_OFDMA_INFO_0_STA_ID_LSB 0 125 #define HE_SIG_B2_OFDMA_INFO_0_STA_ID_MASK 0x000007ff 126 127 /* Description HE_SIG_B2_OFDMA_INFO_0_NSTS 128 129 MAC RX side usage only: 130 131 132 133 Number of spatial streams for this user 134 135 136 137 <enum 0 1_spatial_stream>Single spatial stream 138 139 <enum 1 2_spatial_streams>2 spatial streams 140 141 <enum 2 3_spatial_streams>3 spatial streams 142 143 <enum 3 4_spatial_streams>4 spatial streams 144 145 <enum 4 5_spatial_streams>5 spatial streams 146 147 <enum 5 6_spatial_streams>6 spatial streams 148 149 <enum 6 7_spatial_streams>7 spatial streams 150 151 <enum 7 8_spatial_streams>8 spatial streams 152 */ 153 #define HE_SIG_B2_OFDMA_INFO_0_NSTS_OFFSET 0x00000000 154 #define HE_SIG_B2_OFDMA_INFO_0_NSTS_LSB 11 155 #define HE_SIG_B2_OFDMA_INFO_0_NSTS_MASK 0x00003800 156 157 /* Description HE_SIG_B2_OFDMA_INFO_0_TXBF 158 159 Indicates whether beamforming is applied 160 161 0: No beamforming 162 163 1: beamforming 164 165 <legal all> 166 */ 167 #define HE_SIG_B2_OFDMA_INFO_0_TXBF_OFFSET 0x00000000 168 #define HE_SIG_B2_OFDMA_INFO_0_TXBF_LSB 14 169 #define HE_SIG_B2_OFDMA_INFO_0_TXBF_MASK 0x00004000 170 171 /* Description HE_SIG_B2_OFDMA_INFO_0_STA_MCS 172 173 Indicates the data MCS 174 */ 175 #define HE_SIG_B2_OFDMA_INFO_0_STA_MCS_OFFSET 0x00000000 176 #define HE_SIG_B2_OFDMA_INFO_0_STA_MCS_LSB 15 177 #define HE_SIG_B2_OFDMA_INFO_0_STA_MCS_MASK 0x00078000 178 179 /* Description HE_SIG_B2_OFDMA_INFO_0_STA_DCM 180 181 182 0: No DCM 183 184 1:DCM 185 186 <legal all> 187 */ 188 #define HE_SIG_B2_OFDMA_INFO_0_STA_DCM_OFFSET 0x00000000 189 #define HE_SIG_B2_OFDMA_INFO_0_STA_DCM_LSB 19 190 #define HE_SIG_B2_OFDMA_INFO_0_STA_DCM_MASK 0x00080000 191 192 /* Description HE_SIG_B2_OFDMA_INFO_0_STA_CODING 193 194 Distinguishes between BCC/LDPC 195 196 197 198 0: BCC 199 200 1: LDPC 201 202 <legal all> 203 */ 204 #define HE_SIG_B2_OFDMA_INFO_0_STA_CODING_OFFSET 0x00000000 205 #define HE_SIG_B2_OFDMA_INFO_0_STA_CODING_LSB 20 206 #define HE_SIG_B2_OFDMA_INFO_0_STA_CODING_MASK 0x00100000 207 208 /* Description HE_SIG_B2_OFDMA_INFO_0_RESERVED_0 209 210 <legal 0> 211 */ 212 #define HE_SIG_B2_OFDMA_INFO_0_RESERVED_0_OFFSET 0x00000000 213 #define HE_SIG_B2_OFDMA_INFO_0_RESERVED_0_LSB 21 214 #define HE_SIG_B2_OFDMA_INFO_0_RESERVED_0_MASK 0xffe00000 215 216 217 #endif // _HE_SIG_B2_OFDMA_INFO_H_ 218