1 /* 2 * Copyright (c) 2023 Qualcomm Innovation Center, Inc. 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 18 #ifndef _TX_MSDU_START_H_ 19 #define _TX_MSDU_START_H_ 20 21 #define NUM_OF_DWORDS_TX_MSDU_START 7 22 23 struct tx_msdu_start { 24 #ifndef WIFI_BIT_ORDER_BIG_ENDIAN 25 uint32_t msdu_len : 14, 26 first_msdu : 1, 27 last_msdu : 1, 28 encap_type : 2, 29 epd_en : 1, 30 da_sa_present : 2, 31 ipv4_checksum_en : 1, 32 udp_over_ipv4_checksum_en : 1, 33 udp_over_ipv6_checksum_en : 1, 34 tcp_over_ipv4_checksum_en : 1, 35 tcp_over_ipv6_checksum_en : 1, 36 dummy_msdu_delimitation : 1, 37 reserved_0a : 5; 38 uint32_t tso_enable : 1, 39 reserved_1a : 6, 40 tcp_flag : 9, 41 tcp_flag_mask : 9, 42 mesh_enable : 1, 43 reserved_1b : 6; 44 uint32_t l2_length : 16, 45 ip_length : 16; 46 uint32_t tcp_seq_number : 32; 47 uint32_t ip_identification : 16, 48 checksum_offset : 13, 49 partial_checksum_en : 1, 50 reserved_4 : 2; 51 uint32_t payload_start_offset : 14, 52 reserved_5a : 2, 53 payload_end_offset : 14, 54 reserved_5b : 2; 55 uint32_t udp_length : 16, 56 reserved_6 : 16; 57 #else 58 uint32_t reserved_0a : 5, 59 dummy_msdu_delimitation : 1, 60 tcp_over_ipv6_checksum_en : 1, 61 tcp_over_ipv4_checksum_en : 1, 62 udp_over_ipv6_checksum_en : 1, 63 udp_over_ipv4_checksum_en : 1, 64 ipv4_checksum_en : 1, 65 da_sa_present : 2, 66 epd_en : 1, 67 encap_type : 2, 68 last_msdu : 1, 69 first_msdu : 1, 70 msdu_len : 14; 71 uint32_t reserved_1b : 6, 72 mesh_enable : 1, 73 tcp_flag_mask : 9, 74 tcp_flag : 9, 75 reserved_1a : 6, 76 tso_enable : 1; 77 uint32_t ip_length : 16, 78 l2_length : 16; 79 uint32_t tcp_seq_number : 32; 80 uint32_t reserved_4 : 2, 81 partial_checksum_en : 1, 82 checksum_offset : 13, 83 ip_identification : 16; 84 uint32_t reserved_5b : 2, 85 payload_end_offset : 14, 86 reserved_5a : 2, 87 payload_start_offset : 14; 88 uint32_t reserved_6 : 16, 89 udp_length : 16; 90 #endif 91 }; 92 93 #define TX_MSDU_START_MSDU_LEN_OFFSET 0x00000000 94 #define TX_MSDU_START_MSDU_LEN_LSB 0 95 #define TX_MSDU_START_MSDU_LEN_MSB 13 96 #define TX_MSDU_START_MSDU_LEN_MASK 0x00003fff 97 98 #define TX_MSDU_START_FIRST_MSDU_OFFSET 0x00000000 99 #define TX_MSDU_START_FIRST_MSDU_LSB 14 100 #define TX_MSDU_START_FIRST_MSDU_MSB 14 101 #define TX_MSDU_START_FIRST_MSDU_MASK 0x00004000 102 103 #define TX_MSDU_START_LAST_MSDU_OFFSET 0x00000000 104 #define TX_MSDU_START_LAST_MSDU_LSB 15 105 #define TX_MSDU_START_LAST_MSDU_MSB 15 106 #define TX_MSDU_START_LAST_MSDU_MASK 0x00008000 107 108 #define TX_MSDU_START_ENCAP_TYPE_OFFSET 0x00000000 109 #define TX_MSDU_START_ENCAP_TYPE_LSB 16 110 #define TX_MSDU_START_ENCAP_TYPE_MSB 17 111 #define TX_MSDU_START_ENCAP_TYPE_MASK 0x00030000 112 113 #define TX_MSDU_START_EPD_EN_OFFSET 0x00000000 114 #define TX_MSDU_START_EPD_EN_LSB 18 115 #define TX_MSDU_START_EPD_EN_MSB 18 116 #define TX_MSDU_START_EPD_EN_MASK 0x00040000 117 118 #define TX_MSDU_START_DA_SA_PRESENT_OFFSET 0x00000000 119 #define TX_MSDU_START_DA_SA_PRESENT_LSB 19 120 #define TX_MSDU_START_DA_SA_PRESENT_MSB 20 121 #define TX_MSDU_START_DA_SA_PRESENT_MASK 0x00180000 122 123 #define TX_MSDU_START_IPV4_CHECKSUM_EN_OFFSET 0x00000000 124 #define TX_MSDU_START_IPV4_CHECKSUM_EN_LSB 21 125 #define TX_MSDU_START_IPV4_CHECKSUM_EN_MSB 21 126 #define TX_MSDU_START_IPV4_CHECKSUM_EN_MASK 0x00200000 127 128 #define TX_MSDU_START_UDP_OVER_IPV4_CHECKSUM_EN_OFFSET 0x00000000 129 #define TX_MSDU_START_UDP_OVER_IPV4_CHECKSUM_EN_LSB 22 130 #define TX_MSDU_START_UDP_OVER_IPV4_CHECKSUM_EN_MSB 22 131 #define TX_MSDU_START_UDP_OVER_IPV4_CHECKSUM_EN_MASK 0x00400000 132 133 #define TX_MSDU_START_UDP_OVER_IPV6_CHECKSUM_EN_OFFSET 0x00000000 134 #define TX_MSDU_START_UDP_OVER_IPV6_CHECKSUM_EN_LSB 23 135 #define TX_MSDU_START_UDP_OVER_IPV6_CHECKSUM_EN_MSB 23 136 #define TX_MSDU_START_UDP_OVER_IPV6_CHECKSUM_EN_MASK 0x00800000 137 138 #define TX_MSDU_START_TCP_OVER_IPV4_CHECKSUM_EN_OFFSET 0x00000000 139 #define TX_MSDU_START_TCP_OVER_IPV4_CHECKSUM_EN_LSB 24 140 #define TX_MSDU_START_TCP_OVER_IPV4_CHECKSUM_EN_MSB 24 141 #define TX_MSDU_START_TCP_OVER_IPV4_CHECKSUM_EN_MASK 0x01000000 142 143 #define TX_MSDU_START_TCP_OVER_IPV6_CHECKSUM_EN_OFFSET 0x00000000 144 #define TX_MSDU_START_TCP_OVER_IPV6_CHECKSUM_EN_LSB 25 145 #define TX_MSDU_START_TCP_OVER_IPV6_CHECKSUM_EN_MSB 25 146 #define TX_MSDU_START_TCP_OVER_IPV6_CHECKSUM_EN_MASK 0x02000000 147 148 #define TX_MSDU_START_DUMMY_MSDU_DELIMITATION_OFFSET 0x00000000 149 #define TX_MSDU_START_DUMMY_MSDU_DELIMITATION_LSB 26 150 #define TX_MSDU_START_DUMMY_MSDU_DELIMITATION_MSB 26 151 #define TX_MSDU_START_DUMMY_MSDU_DELIMITATION_MASK 0x04000000 152 153 #define TX_MSDU_START_RESERVED_0A_OFFSET 0x00000000 154 #define TX_MSDU_START_RESERVED_0A_LSB 27 155 #define TX_MSDU_START_RESERVED_0A_MSB 31 156 #define TX_MSDU_START_RESERVED_0A_MASK 0xf8000000 157 158 #define TX_MSDU_START_TSO_ENABLE_OFFSET 0x00000004 159 #define TX_MSDU_START_TSO_ENABLE_LSB 0 160 #define TX_MSDU_START_TSO_ENABLE_MSB 0 161 #define TX_MSDU_START_TSO_ENABLE_MASK 0x00000001 162 163 #define TX_MSDU_START_RESERVED_1A_OFFSET 0x00000004 164 #define TX_MSDU_START_RESERVED_1A_LSB 1 165 #define TX_MSDU_START_RESERVED_1A_MSB 6 166 #define TX_MSDU_START_RESERVED_1A_MASK 0x0000007e 167 168 #define TX_MSDU_START_TCP_FLAG_OFFSET 0x00000004 169 #define TX_MSDU_START_TCP_FLAG_LSB 7 170 #define TX_MSDU_START_TCP_FLAG_MSB 15 171 #define TX_MSDU_START_TCP_FLAG_MASK 0x0000ff80 172 173 #define TX_MSDU_START_TCP_FLAG_MASK_OFFSET 0x00000004 174 #define TX_MSDU_START_TCP_FLAG_MASK_LSB 16 175 #define TX_MSDU_START_TCP_FLAG_MASK_MSB 24 176 #define TX_MSDU_START_TCP_FLAG_MASK_MASK 0x01ff0000 177 178 #define TX_MSDU_START_MESH_ENABLE_OFFSET 0x00000004 179 #define TX_MSDU_START_MESH_ENABLE_LSB 25 180 #define TX_MSDU_START_MESH_ENABLE_MSB 25 181 #define TX_MSDU_START_MESH_ENABLE_MASK 0x02000000 182 183 #define TX_MSDU_START_RESERVED_1B_OFFSET 0x00000004 184 #define TX_MSDU_START_RESERVED_1B_LSB 26 185 #define TX_MSDU_START_RESERVED_1B_MSB 31 186 #define TX_MSDU_START_RESERVED_1B_MASK 0xfc000000 187 188 #define TX_MSDU_START_L2_LENGTH_OFFSET 0x00000008 189 #define TX_MSDU_START_L2_LENGTH_LSB 0 190 #define TX_MSDU_START_L2_LENGTH_MSB 15 191 #define TX_MSDU_START_L2_LENGTH_MASK 0x0000ffff 192 193 #define TX_MSDU_START_IP_LENGTH_OFFSET 0x00000008 194 #define TX_MSDU_START_IP_LENGTH_LSB 16 195 #define TX_MSDU_START_IP_LENGTH_MSB 31 196 #define TX_MSDU_START_IP_LENGTH_MASK 0xffff0000 197 198 #define TX_MSDU_START_TCP_SEQ_NUMBER_OFFSET 0x0000000c 199 #define TX_MSDU_START_TCP_SEQ_NUMBER_LSB 0 200 #define TX_MSDU_START_TCP_SEQ_NUMBER_MSB 31 201 #define TX_MSDU_START_TCP_SEQ_NUMBER_MASK 0xffffffff 202 203 #define TX_MSDU_START_IP_IDENTIFICATION_OFFSET 0x00000010 204 #define TX_MSDU_START_IP_IDENTIFICATION_LSB 0 205 #define TX_MSDU_START_IP_IDENTIFICATION_MSB 15 206 #define TX_MSDU_START_IP_IDENTIFICATION_MASK 0x0000ffff 207 208 #define TX_MSDU_START_CHECKSUM_OFFSET_OFFSET 0x00000010 209 #define TX_MSDU_START_CHECKSUM_OFFSET_LSB 16 210 #define TX_MSDU_START_CHECKSUM_OFFSET_MSB 28 211 #define TX_MSDU_START_CHECKSUM_OFFSET_MASK 0x1fff0000 212 213 #define TX_MSDU_START_PARTIAL_CHECKSUM_EN_OFFSET 0x00000010 214 #define TX_MSDU_START_PARTIAL_CHECKSUM_EN_LSB 29 215 #define TX_MSDU_START_PARTIAL_CHECKSUM_EN_MSB 29 216 #define TX_MSDU_START_PARTIAL_CHECKSUM_EN_MASK 0x20000000 217 218 #define TX_MSDU_START_RESERVED_4_OFFSET 0x00000010 219 #define TX_MSDU_START_RESERVED_4_LSB 30 220 #define TX_MSDU_START_RESERVED_4_MSB 31 221 #define TX_MSDU_START_RESERVED_4_MASK 0xc0000000 222 223 #define TX_MSDU_START_PAYLOAD_START_OFFSET_OFFSET 0x00000014 224 #define TX_MSDU_START_PAYLOAD_START_OFFSET_LSB 0 225 #define TX_MSDU_START_PAYLOAD_START_OFFSET_MSB 13 226 #define TX_MSDU_START_PAYLOAD_START_OFFSET_MASK 0x00003fff 227 228 #define TX_MSDU_START_RESERVED_5A_OFFSET 0x00000014 229 #define TX_MSDU_START_RESERVED_5A_LSB 14 230 #define TX_MSDU_START_RESERVED_5A_MSB 15 231 #define TX_MSDU_START_RESERVED_5A_MASK 0x0000c000 232 233 #define TX_MSDU_START_PAYLOAD_END_OFFSET_OFFSET 0x00000014 234 #define TX_MSDU_START_PAYLOAD_END_OFFSET_LSB 16 235 #define TX_MSDU_START_PAYLOAD_END_OFFSET_MSB 29 236 #define TX_MSDU_START_PAYLOAD_END_OFFSET_MASK 0x3fff0000 237 238 #define TX_MSDU_START_RESERVED_5B_OFFSET 0x00000014 239 #define TX_MSDU_START_RESERVED_5B_LSB 30 240 #define TX_MSDU_START_RESERVED_5B_MSB 31 241 #define TX_MSDU_START_RESERVED_5B_MASK 0xc0000000 242 243 #define TX_MSDU_START_UDP_LENGTH_OFFSET 0x00000018 244 #define TX_MSDU_START_UDP_LENGTH_LSB 0 245 #define TX_MSDU_START_UDP_LENGTH_MSB 15 246 #define TX_MSDU_START_UDP_LENGTH_MASK 0x0000ffff 247 248 #define TX_MSDU_START_RESERVED_6_OFFSET 0x00000018 249 #define TX_MSDU_START_RESERVED_6_LSB 16 250 #define TX_MSDU_START_RESERVED_6_MSB 31 251 #define TX_MSDU_START_RESERVED_6_MASK 0xffff0000 252 253 #endif 254