drivers/net/ethernet/cavium/thunder/q_struct.h

   1 /*
   2  * This file contains HW queue descriptor formats, config register
   3  * structures etc
   4  *
   5  * Copyright (C) 2015 Cavium, Inc.
   6  *
   7  * This program is free software; you can redistribute it and/or modify it
   8  * under the terms of version 2 of the GNU General Public License
   9  * as published by the Free Software Foundation.
  10  */
  11
  12 #ifndef Q_STRUCT_H
  13 #define Q_STRUCT_H
  14
  15 /* Load transaction types for reading segment bytes specified by
  16  * NIC_SEND_GATHER_S[LD_TYPE].
  17  */
  18 enum nic_send_ld_type_e {
  19         NIC_SEND_LD_TYPE_E_LDD = 0x0,
  20         NIC_SEND_LD_TYPE_E_LDT = 0x1,
  21         NIC_SEND_LD_TYPE_E_LDWB = 0x2,
  22         NIC_SEND_LD_TYPE_E_ENUM_LAST = 0x3,
  23 };
  24
  25 enum ether_type_algorithm {
  26         ETYPE_ALG_NONE = 0x0,
  27         ETYPE_ALG_SKIP = 0x1,
  28         ETYPE_ALG_ENDPARSE = 0x2,
  29         ETYPE_ALG_VLAN = 0x3,
  30         ETYPE_ALG_VLAN_STRIP = 0x4,
  31 };
  32
  33 enum layer3_type {
  34         L3TYPE_NONE = 0x00,
  35         L3TYPE_GRH = 0x01,
  36         L3TYPE_IPV4 = 0x04,
  37         L3TYPE_IPV4_OPTIONS = 0x05,
  38         L3TYPE_IPV6 = 0x06,
  39         L3TYPE_IPV6_OPTIONS = 0x07,
  40         L3TYPE_ET_STOP = 0x0D,
  41         L3TYPE_OTHER = 0x0E,
  42 };
  43
  44 enum layer4_type {
  45         L4TYPE_NONE = 0x00,
  46         L4TYPE_IPSEC_ESP = 0x01,
  47         L4TYPE_IPFRAG = 0x02,
  48         L4TYPE_IPCOMP = 0x03,
  49         L4TYPE_TCP = 0x04,
  50         L4TYPE_UDP = 0x05,
  51         L4TYPE_SCTP = 0x06,
  52         L4TYPE_GRE = 0x07,
  53         L4TYPE_ROCE_BTH = 0x08,
  54         L4TYPE_OTHER = 0x0E,
  55 };
  56
  57 /* CPI and RSSI configuration */
  58 enum cpi_algorithm_type {
  59         CPI_ALG_NONE = 0x0,
  60         CPI_ALG_VLAN = 0x1,
  61         CPI_ALG_VLAN16 = 0x2,
  62         CPI_ALG_DIFF = 0x3,
  63 };
  64
  65 enum rss_algorithm_type {
  66         RSS_ALG_NONE = 0x00,
  67         RSS_ALG_PORT = 0x01,
  68         RSS_ALG_IP = 0x02,
  69         RSS_ALG_TCP_IP = 0x03,
  70         RSS_ALG_UDP_IP = 0x04,
  71         RSS_ALG_SCTP_IP = 0x05,
  72         RSS_ALG_GRE_IP = 0x06,
  73         RSS_ALG_ROCE = 0x07,
  74 };
  75
  76 enum rss_hash_cfg {
  77         RSS_HASH_L2ETC = 0x00,
  78         RSS_HASH_IP = 0x01,
  79         RSS_HASH_TCP = 0x02,
  80         RSS_HASH_TCP_SYN_DIS = 0x03,
  81         RSS_HASH_UDP = 0x04,
  82         RSS_HASH_L4ETC = 0x05,
  83         RSS_HASH_ROCE = 0x06,
  84         RSS_L3_BIDI = 0x07,
  85         RSS_L4_BIDI = 0x08,
  86 };
  87
  88 /* Completion queue entry types */
  89 enum cqe_type {
  90         CQE_TYPE_INVALID = 0x0,
  91         CQE_TYPE_RX = 0x2,
  92         CQE_TYPE_RX_SPLIT = 0x3,
  93         CQE_TYPE_RX_TCP = 0x4,
  94         CQE_TYPE_SEND = 0x8,
  95         CQE_TYPE_SEND_PTP = 0x9,
  96 };
  97
  98 enum cqe_rx_tcp_status {
  99         CQE_RX_STATUS_VALID_TCP_CNXT = 0x00,
 100         CQE_RX_STATUS_INVALID_TCP_CNXT = 0x0F,
 101 };
 102
 103 enum cqe_send_status {
 104         CQE_SEND_STATUS_GOOD = 0x00,
 105         CQE_SEND_STATUS_DESC_FAULT = 0x01,
 106         CQE_SEND_STATUS_HDR_CONS_ERR = 0x11,
 107         CQE_SEND_STATUS_SUBDESC_ERR = 0x12,
 108         CQE_SEND_STATUS_IMM_SIZE_OFLOW = 0x80,
 109         CQE_SEND_STATUS_CRC_SEQ_ERR = 0x81,
 110         CQE_SEND_STATUS_DATA_SEQ_ERR = 0x82,
 111         CQE_SEND_STATUS_MEM_SEQ_ERR = 0x83,
 112         CQE_SEND_STATUS_LOCK_VIOL = 0x84,
 113         CQE_SEND_STATUS_LOCK_UFLOW = 0x85,
 114         CQE_SEND_STATUS_DATA_FAULT = 0x86,
 115         CQE_SEND_STATUS_TSTMP_CONFLICT = 0x87,
 116         CQE_SEND_STATUS_TSTMP_TIMEOUT = 0x88,
 117         CQE_SEND_STATUS_MEM_FAULT = 0x89,
 118         CQE_SEND_STATUS_CSUM_OVERLAP = 0x8A,
 119         CQE_SEND_STATUS_CSUM_OVERFLOW = 0x8B,
 120 };
 121
 122 enum cqe_rx_tcp_end_reason {
 123         CQE_RX_TCP_END_FIN_FLAG_DET = 0,
 124         CQE_RX_TCP_END_INVALID_FLAG = 1,
 125         CQE_RX_TCP_END_TIMEOUT = 2,
 126         CQE_RX_TCP_END_OUT_OF_SEQ = 3,
 127         CQE_RX_TCP_END_PKT_ERR = 4,
 128         CQE_RX_TCP_END_QS_DISABLED = 0x0F,
 129 };
 130
 131 /* Packet protocol level error enumeration */
 132 enum cqe_rx_err_level {
 133         CQE_RX_ERRLVL_RE = 0x0,
 134         CQE_RX_ERRLVL_L2 = 0x1,
 135         CQE_RX_ERRLVL_L3 = 0x2,
 136         CQE_RX_ERRLVL_L4 = 0x3,
 137 };
 138
 139 /* Packet protocol level error type enumeration */
 140 enum cqe_rx_err_opcode {
 141         CQE_RX_ERR_RE_NONE = 0x0,
 142         CQE_RX_ERR_RE_PARTIAL = 0x1,
 143         CQE_RX_ERR_RE_JABBER = 0x2,
 144         CQE_RX_ERR_RE_FCS = 0x7,
 145         CQE_RX_ERR_RE_TERMINATE = 0x9,
 146         CQE_RX_ERR_RE_RX_CTL = 0xb,
 147         CQE_RX_ERR_PREL2_ERR = 0x1f,
 148         CQE_RX_ERR_L2_FRAGMENT = 0x20,
 149         CQE_RX_ERR_L2_OVERRUN = 0x21,
 150         CQE_RX_ERR_L2_PFCS = 0x22,
 151         CQE_RX_ERR_L2_PUNY = 0x23,
 152         CQE_RX_ERR_L2_MAL = 0x24,
 153         CQE_RX_ERR_L2_OVERSIZE = 0x25,
 154         CQE_RX_ERR_L2_UNDERSIZE = 0x26,
 155         CQE_RX_ERR_L2_LENMISM = 0x27,
 156         CQE_RX_ERR_L2_PCLP = 0x28,
 157         CQE_RX_ERR_IP_NOT = 0x41,
 158         CQE_RX_ERR_IP_CHK = 0x42,
 159         CQE_RX_ERR_IP_MAL = 0x43,
 160         CQE_RX_ERR_IP_MALD = 0x44,
 161         CQE_RX_ERR_IP_HOP = 0x45,
 162         CQE_RX_ERR_L3_ICRC = 0x46,
 163         CQE_RX_ERR_L3_PCLP = 0x47,
 164         CQE_RX_ERR_L4_MAL = 0x61,
 165         CQE_RX_ERR_L4_CHK = 0x62,
 166         CQE_RX_ERR_UDP_LEN = 0x63,
 167         CQE_RX_ERR_L4_PORT = 0x64,
 168         CQE_RX_ERR_TCP_FLAG = 0x65,
 169         CQE_RX_ERR_TCP_OFFSET = 0x66,
 170         CQE_RX_ERR_L4_PCLP = 0x67,
 171         CQE_RX_ERR_RBDR_TRUNC = 0x70,
 172 };
 173
 174 struct cqe_rx_t {
 175 #if defined(__BIG_ENDIAN_BITFIELD)
 176         u64   cqe_type:4; /* W0 */
 177         u64   stdn_fault:1;
 178         u64   rsvd0:1;
 179         u64   rq_qs:7;
 180         u64   rq_idx:3;
 181         u64   rsvd1:12;
 182         u64   rss_alg:4;
 183         u64   rsvd2:4;
 184         u64   rb_cnt:4;
 185         u64   vlan_found:1;
 186         u64   vlan_stripped:1;
 187         u64   vlan2_found:1;
 188         u64   vlan2_stripped:1;
 189         u64   l4_type:4;
 190         u64   l3_type:4;
 191         u64   l2_present:1;
 192         u64   err_level:3;
 193         u64   err_opcode:8;
 194
 195         u64   pkt_len:16; /* W1 */
 196         u64   l2_ptr:8;
 197         u64   l3_ptr:8;
 198         u64   l4_ptr:8;
 199         u64   cq_pkt_len:8;
 200         u64   align_pad:3;
 201         u64   rsvd3:1;
 202         u64   chan:12;
 203
 204         u64   rss_tag:32; /* W2 */
 205         u64   vlan_tci:16;
 206         u64   vlan_ptr:8;
 207         u64   vlan2_ptr:8;
 208
 209         u64   rb3_sz:16; /* W3 */
 210         u64   rb2_sz:16;
 211         u64   rb1_sz:16;
 212         u64   rb0_sz:16;
 213
 214         u64   rb7_sz:16; /* W4 */
 215         u64   rb6_sz:16;
 216         u64   rb5_sz:16;
 217         u64   rb4_sz:16;
 218
 219         u64   rb11_sz:16; /* W5 */
 220         u64   rb10_sz:16;
 221         u64   rb9_sz:16;
 222         u64   rb8_sz:16;
 223 #elif defined(__LITTLE_ENDIAN_BITFIELD)
 224         u64   err_opcode:8;
 225         u64   err_level:3;
 226         u64   l2_present:1;
 227         u64   l3_type:4;
 228         u64   l4_type:4;
 229         u64   vlan2_stripped:1;
 230         u64   vlan2_found:1;
 231         u64   vlan_stripped:1;
 232         u64   vlan_found:1;
 233         u64   rb_cnt:4;
 234         u64   rsvd2:4;
 235         u64   rss_alg:4;
 236         u64   rsvd1:12;
 237         u64   rq_idx:3;
 238         u64   rq_qs:7;
 239         u64   rsvd0:1;
 240         u64   stdn_fault:1;
 241         u64   cqe_type:4; /* W0 */
 242         u64   chan:12;
 243         u64   rsvd3:1;
 244         u64   align_pad:3;
 245         u64   cq_pkt_len:8;
 246         u64   l4_ptr:8;
 247         u64   l3_ptr:8;
 248         u64   l2_ptr:8;
 249         u64   pkt_len:16; /* W1 */
 250         u64   vlan2_ptr:8;
 251         u64   vlan_ptr:8;
 252         u64   vlan_tci:16;
 253         u64   rss_tag:32; /* W2 */
 254         u64   rb0_sz:16;
 255         u64   rb1_sz:16;
 256         u64   rb2_sz:16;
 257         u64   rb3_sz:16; /* W3 */
 258         u64   rb4_sz:16;
 259         u64   rb5_sz:16;
 260         u64   rb6_sz:16;
 261         u64   rb7_sz:16; /* W4 */
 262         u64   rb8_sz:16;
 263         u64   rb9_sz:16;
 264         u64   rb10_sz:16;
 265         u64   rb11_sz:16; /* W5 */
 266 #endif
 267         u64   rb0_ptr:64;
 268         u64   rb1_ptr:64;
 269         u64   rb2_ptr:64;
 270         u64   rb3_ptr:64;
 271         u64   rb4_ptr:64;
 272         u64   rb5_ptr:64;
 273         u64   rb6_ptr:64;
 274         u64   rb7_ptr:64;
 275         u64   rb8_ptr:64;
 276         u64   rb9_ptr:64;
 277         u64   rb10_ptr:64;
 278         u64   rb11_ptr:64;
 279 };
 280
 281 struct cqe_rx_tcp_err_t {
 282 #if defined(__BIG_ENDIAN_BITFIELD)
 283         u64   cqe_type:4; /* W0 */
 284         u64   rsvd0:60;
 285
 286         u64   rsvd1:4; /* W1 */
 287         u64   partial_first:1;
 288         u64   rsvd2:27;
 289         u64   rbdr_bytes:8;
 290         u64   rsvd3:24;
 291 #elif defined(__LITTLE_ENDIAN_BITFIELD)
 292         u64   rsvd0:60;
 293         u64   cqe_type:4;
 294
 295         u64   rsvd3:24;
 296         u64   rbdr_bytes:8;
 297         u64   rsvd2:27;
 298         u64   partial_first:1;
 299         u64   rsvd1:4;
 300 #endif
 301 };
 302
 303 struct cqe_rx_tcp_t {
 304 #if defined(__BIG_ENDIAN_BITFIELD)
 305         u64   cqe_type:4; /* W0 */
 306         u64   rsvd0:52;
 307         u64   cq_tcp_status:8;
 308
 309         u64   rsvd1:32; /* W1 */
 310         u64   tcp_cntx_bytes:8;
 311         u64   rsvd2:8;
 312         u64   tcp_err_bytes:16;
 313 #elif defined(__LITTLE_ENDIAN_BITFIELD)
 314         u64   cq_tcp_status:8;
 315         u64   rsvd0:52;
 316         u64   cqe_type:4; /* W0 */
 317
 318         u64   tcp_err_bytes:16;
 319         u64   rsvd2:8;
 320         u64   tcp_cntx_bytes:8;
 321         u64   rsvd1:32; /* W1 */
 322 #endif
 323 };
 324
 325 struct cqe_send_t {
 326 #if defined(__BIG_ENDIAN_BITFIELD)
 327         u64   cqe_type:4; /* W0 */
 328         u64   rsvd0:4;
 329         u64   sqe_ptr:16;
 330         u64   rsvd1:4;
 331         u64   rsvd2:10;
 332         u64   sq_qs:7;
 333         u64   sq_idx:3;
 334         u64   rsvd3:8;
 335         u64   send_status:8;
 336
 337         u64   ptp_timestamp:64; /* W1 */
 338 #elif defined(__LITTLE_ENDIAN_BITFIELD)
 339         u64   send_status:8;
 340         u64   rsvd3:8;
 341         u64   sq_idx:3;
 342         u64   sq_qs:7;
 343         u64   rsvd2:10;
 344         u64   rsvd1:4;
 345         u64   sqe_ptr:16;
 346         u64   rsvd0:4;
 347         u64   cqe_type:4; /* W0 */
 348
 349         u64   ptp_timestamp:64; /* W1 */
 350 #endif
 351 };
 352
 353 union cq_desc_t {
 354         u64    u[64];
 355         struct cqe_send_t snd_hdr;
 356         struct cqe_rx_t rx_hdr;
 357         struct cqe_rx_tcp_t rx_tcp_hdr;
 358         struct cqe_rx_tcp_err_t rx_tcp_err_hdr;
 359 };
 360
 361 struct rbdr_entry_t {
 362 #if defined(__BIG_ENDIAN_BITFIELD)
 363         u64   rsvd0:15;
 364         u64   buf_addr:42;
 365         u64   cache_align:7;
 366 #elif defined(__LITTLE_ENDIAN_BITFIELD)
 367         u64   cache_align:7;
 368         u64   buf_addr:42;
 369         u64   rsvd0:15;
 370 #endif
 371 };
 372
 373 /* TCP reassembly context */
 374 struct rbe_tcp_cnxt_t {
 375 #if defined(__BIG_ENDIAN_BITFIELD)
 376         u64   tcp_pkt_cnt:12;
 377         u64   rsvd1:4;
 378         u64   align_hdr_bytes:4;
 379         u64   align_ptr_bytes:4;
 380         u64   ptr_bytes:16;
 381         u64   rsvd2:24;
 382         u64   cqe_type:4;
 383         u64   rsvd0:54;
 384         u64   tcp_end_reason:2;
 385         u64   tcp_status:4;
 386 #elif defined(__LITTLE_ENDIAN_BITFIELD)
 387         u64   tcp_status:4;
 388         u64   tcp_end_reason:2;
 389         u64   rsvd0:54;
 390         u64   cqe_type:4;
 391         u64   rsvd2:24;
 392         u64   ptr_bytes:16;
 393         u64   align_ptr_bytes:4;
 394         u64   align_hdr_bytes:4;
 395         u64   rsvd1:4;
 396         u64   tcp_pkt_cnt:12;
 397 #endif
 398 };
 399
 400 /* Always Big endian */
 401 struct rx_hdr_t {
 402         u64   opaque:32;
 403         u64   rss_flow:8;
 404         u64   skip_length:6;
 405         u64   disable_rss:1;
 406         u64   disable_tcp_reassembly:1;
 407         u64   nodrop:1;
 408         u64   dest_alg:2;
 409         u64   rsvd0:2;
 410         u64   dest_rq:11;
 411 };
 412
 413 enum send_l4_csum_type {
 414         SEND_L4_CSUM_DISABLE = 0x00,
 415         SEND_L4_CSUM_UDP = 0x01,
 416         SEND_L4_CSUM_TCP = 0x02,
 417         SEND_L4_CSUM_SCTP = 0x03,
 418 };
 419
 420 enum send_crc_alg {
 421         SEND_CRCALG_CRC32 = 0x00,
 422         SEND_CRCALG_CRC32C = 0x01,
 423         SEND_CRCALG_ICRC = 0x02,
 424 };
 425
 426 enum send_load_type {
 427         SEND_LD_TYPE_LDD = 0x00,
 428         SEND_LD_TYPE_LDT = 0x01,
 429         SEND_LD_TYPE_LDWB = 0x02,
 430 };
 431
 432 enum send_mem_alg_type {
 433         SEND_MEMALG_SET = 0x00,
 434         SEND_MEMALG_ADD = 0x08,
 435         SEND_MEMALG_SUB = 0x09,
 436         SEND_MEMALG_ADDLEN = 0x0A,
 437         SEND_MEMALG_SUBLEN = 0x0B,
 438 };
 439
 440 enum send_mem_dsz_type {
 441         SEND_MEMDSZ_B64 = 0x00,
 442         SEND_MEMDSZ_B32 = 0x01,
 443         SEND_MEMDSZ_B8 = 0x03,
 444 };
 445
 446 enum sq_subdesc_type {
 447         SQ_DESC_TYPE_INVALID = 0x00,
 448         SQ_DESC_TYPE_HEADER = 0x01,
 449         SQ_DESC_TYPE_CRC = 0x02,
 450         SQ_DESC_TYPE_IMMEDIATE = 0x03,
 451         SQ_DESC_TYPE_GATHER = 0x04,
 452         SQ_DESC_TYPE_MEMORY = 0x05,
 453 };
 454
 455 struct sq_crc_subdesc {
 456 #if defined(__BIG_ENDIAN_BITFIELD)
 457         u64    rsvd1:32;
 458         u64    crc_ival:32;
 459         u64    subdesc_type:4;
 460         u64    crc_alg:2;
 461         u64    rsvd0:10;
 462         u64    crc_insert_pos:16;
 463         u64    hdr_start:16;
 464         u64    crc_len:16;
 465 #elif defined(__LITTLE_ENDIAN_BITFIELD)
 466         u64    crc_len:16;
 467         u64    hdr_start:16;
 468         u64    crc_insert_pos:16;
 469         u64    rsvd0:10;
 470         u64    crc_alg:2;
 471         u64    subdesc_type:4;
 472         u64    crc_ival:32;
 473         u64    rsvd1:32;
 474 #endif
 475 };
 476
 477 struct sq_gather_subdesc {
 478 #if defined(__BIG_ENDIAN_BITFIELD)
 479         u64    subdesc_type:4; /* W0 */
 480         u64    ld_type:2;
 481         u64    rsvd0:42;
 482         u64    size:16;
 483
 484         u64    rsvd1:15; /* W1 */
 485         u64    addr:49;
 486 #elif defined(__LITTLE_ENDIAN_BITFIELD)
 487         u64    size:16;
 488         u64    rsvd0:42;
 489         u64    ld_type:2;
 490         u64    subdesc_type:4; /* W0 */
 491
 492         u64    addr:49;
 493         u64    rsvd1:15; /* W1 */
 494 #endif
 495 };
 496
 497 /* SQ immediate subdescriptor */
 498 struct sq_imm_subdesc {
 499 #if defined(__BIG_ENDIAN_BITFIELD)
 500         u64    subdesc_type:4; /* W0 */
 501         u64    rsvd0:46;
 502         u64    len:14;
 503
 504         u64    data:64; /* W1 */
 505 #elif defined(__LITTLE_ENDIAN_BITFIELD)
 506         u64    len:14;
 507         u64    rsvd0:46;
 508         u64    subdesc_type:4; /* W0 */
 509
 510         u64    data:64; /* W1 */
 511 #endif
 512 };
 513
 514 struct sq_mem_subdesc {
 515 #if defined(__BIG_ENDIAN_BITFIELD)
 516         u64    subdesc_type:4; /* W0 */
 517         u64    mem_alg:4;
 518         u64    mem_dsz:2;
 519         u64    wmem:1;
 520         u64    rsvd0:21;
 521         u64    offset:32;
 522
 523         u64    rsvd1:15; /* W1 */
 524         u64    addr:49;
 525 #elif defined(__LITTLE_ENDIAN_BITFIELD)
 526         u64    offset:32;
 527         u64    rsvd0:21;
 528         u64    wmem:1;
 529         u64    mem_dsz:2;
 530         u64    mem_alg:4;
 531         u64    subdesc_type:4; /* W0 */
 532
 533         u64    addr:49;
 534         u64    rsvd1:15; /* W1 */
 535 #endif
 536 };
 537
 538 struct sq_hdr_subdesc {
 539 #if defined(__BIG_ENDIAN_BITFIELD)
 540         u64    subdesc_type:4;
 541         u64    tso:1;
 542         u64    post_cqe:1; /* Post CQE on no error also */
 543         u64    dont_send:1;
 544         u64    tstmp:1;
 545         u64    subdesc_cnt:8;
 546         u64    csum_l4:2;
 547         u64    csum_l3:1;
 548         u64    rsvd0:5;
 549         u64    l4_offset:8;
 550         u64    l3_offset:8;
 551         u64    rsvd1:4;
 552         u64    tot_len:20; /* W0 */
 553
 554         u64    tso_sdc_cont:8;
 555         u64    tso_sdc_first:8;
 556         u64    tso_l4_offset:8;
 557         u64    tso_flags_last:12;
 558         u64    tso_flags_first:12;
 559         u64    rsvd2:2;
 560         u64    tso_max_paysize:14; /* W1 */
 561 #elif defined(__LITTLE_ENDIAN_BITFIELD)
 562         u64    tot_len:20;
 563         u64    rsvd1:4;
 564         u64    l3_offset:8;
 565         u64    l4_offset:8;
 566         u64    rsvd0:5;
 567         u64    csum_l3:1;
 568         u64    csum_l4:2;
 569         u64    subdesc_cnt:8;
 570         u64    tstmp:1;
 571         u64    dont_send:1;
 572         u64    post_cqe:1; /* Post CQE on no error also */
 573         u64    tso:1;
 574         u64    subdesc_type:4; /* W0 */
 575
 576         u64    tso_max_paysize:14;
 577         u64    rsvd2:2;
 578         u64    tso_flags_first:12;
 579         u64    tso_flags_last:12;
 580         u64    tso_l4_offset:8;
 581         u64    tso_sdc_first:8;
 582         u64    tso_sdc_cont:8; /* W1 */
 583 #endif
 584 };
 585
 586 /* Queue config register formats */
 587 struct rq_cfg {
 588 #if defined(__BIG_ENDIAN_BITFIELD)
 589         u64 reserved_2_63:62;
 590         u64 ena:1;
 591         u64 tcp_ena:1;
 592 #elif defined(__LITTLE_ENDIAN_BITFIELD)
 593         u64 tcp_ena:1;
 594         u64 ena:1;
 595         u64 reserved_2_63:62;
 596 #endif
 597 };
 598
 599 struct cq_cfg {
 600 #if defined(__BIG_ENDIAN_BITFIELD)
 601         u64 reserved_43_63:21;
 602         u64 ena:1;
 603         u64 reset:1;
 604         u64 caching:1;
 605         u64 reserved_35_39:5;
 606         u64 qsize:3;
 607         u64 reserved_25_31:7;
 608         u64 avg_con:9;
 609         u64 reserved_0_15:16;
 610 #elif defined(__LITTLE_ENDIAN_BITFIELD)
 611         u64 reserved_0_15:16;
 612         u64 avg_con:9;
 613         u64 reserved_25_31:7;
 614         u64 qsize:3;
 615         u64 reserved_35_39:5;
 616         u64 caching:1;
 617         u64 reset:1;
 618         u64 ena:1;
 619         u64 reserved_43_63:21;
 620 #endif
 621 };
 622
 623 struct sq_cfg {
 624 #if defined(__BIG_ENDIAN_BITFIELD)
 625         u64 reserved_20_63:44;
 626         u64 ena:1;
 627         u64 reserved_18_18:1;
 628         u64 reset:1;
 629         u64 ldwb:1;
 630         u64 reserved_11_15:5;
 631         u64 qsize:3;
 632         u64 reserved_3_7:5;
 633         u64 tstmp_bgx_intf:3;
 634 #elif defined(__LITTLE_ENDIAN_BITFIELD)
 635         u64 tstmp_bgx_intf:3;
 636         u64 reserved_3_7:5;
 637         u64 qsize:3;
 638         u64 reserved_11_15:5;
 639         u64 ldwb:1;
 640         u64 reset:1;
 641         u64 reserved_18_18:1;
 642         u64 ena:1;
 643         u64 reserved_20_63:44;
 644 #endif
 645 };
 646
 647 struct rbdr_cfg {
 648 #if defined(__BIG_ENDIAN_BITFIELD)
 649         u64 reserved_45_63:19;
 650         u64 ena:1;
 651         u64 reset:1;
 652         u64 ldwb:1;
 653         u64 reserved_36_41:6;
 654         u64 qsize:4;
 655         u64 reserved_25_31:7;
 656         u64 avg_con:9;
 657         u64 reserved_12_15:4;
 658         u64 lines:12;
 659 #elif defined(__LITTLE_ENDIAN_BITFIELD)
 660         u64 lines:12;
 661         u64 reserved_12_15:4;
 662         u64 avg_con:9;
 663         u64 reserved_25_31:7;
 664         u64 qsize:4;
 665         u64 reserved_36_41:6;
 666         u64 ldwb:1;
 667         u64 reset:1;
 668         u64 ena: 1;
 669         u64 reserved_45_63:19;
 670 #endif
 671 };
 672
 673 struct qs_cfg {
 674 #if defined(__BIG_ENDIAN_BITFIELD)
 675         u64 reserved_32_63:32;
 676         u64 ena:1;
 677         u64 reserved_27_30:4;
 678         u64 sq_ins_ena:1;
 679         u64 sq_ins_pos:6;
 680         u64 lock_ena:1;
 681         u64 lock_viol_cqe_ena:1;
 682         u64 send_tstmp_ena:1;
 683         u64 be:1;
 684         u64 reserved_7_15:9;
 685         u64 vnic:7;
 686 #elif defined(__LITTLE_ENDIAN_BITFIELD)
 687         u64 vnic:7;
 688         u64 reserved_7_15:9;
 689         u64 be:1;
 690         u64 send_tstmp_ena:1;
 691         u64 lock_viol_cqe_ena:1;
 692         u64 lock_ena:1;
 693         u64 sq_ins_pos:6;
 694         u64 sq_ins_ena:1;
 695         u64 reserved_27_30:4;
 696         u64 ena:1;
 697         u64 reserved_32_63:32;
 698 #endif
 699 };
 700
 701 #endif /* Q_STRUCT_H */