linux/drivers/net/ethernet/cavium/thunder/q_struct.h
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   1/* SPDX-License-Identifier: GPL-2.0-only */
   2/*
   3 * This file contains HW queue descriptor formats, config register
   4 * structures etc
   5 *
   6 * Copyright (C) 2015 Cavium, Inc.
   7 */
   8
   9#ifndef Q_STRUCT_H
  10#define Q_STRUCT_H
  11
  12/* Load transaction types for reading segment bytes specified by
  13 * NIC_SEND_GATHER_S[LD_TYPE].
  14 */
  15enum nic_send_ld_type_e {
  16        NIC_SEND_LD_TYPE_E_LDD = 0x0,
  17        NIC_SEND_LD_TYPE_E_LDT = 0x1,
  18        NIC_SEND_LD_TYPE_E_LDWB = 0x2,
  19        NIC_SEND_LD_TYPE_E_ENUM_LAST = 0x3,
  20};
  21
  22enum ether_type_algorithm {
  23        ETYPE_ALG_NONE = 0x0,
  24        ETYPE_ALG_SKIP = 0x1,
  25        ETYPE_ALG_ENDPARSE = 0x2,
  26        ETYPE_ALG_VLAN = 0x3,
  27        ETYPE_ALG_VLAN_STRIP = 0x4,
  28};
  29
  30enum layer3_type {
  31        L3TYPE_NONE = 0x00,
  32        L3TYPE_GRH = 0x01,
  33        L3TYPE_IPV4 = 0x04,
  34        L3TYPE_IPV4_OPTIONS = 0x05,
  35        L3TYPE_IPV6 = 0x06,
  36        L3TYPE_IPV6_OPTIONS = 0x07,
  37        L3TYPE_ET_STOP = 0x0D,
  38        L3TYPE_OTHER = 0x0E,
  39};
  40
  41enum layer4_type {
  42        L4TYPE_NONE = 0x00,
  43        L4TYPE_IPSEC_ESP = 0x01,
  44        L4TYPE_IPFRAG = 0x02,
  45        L4TYPE_IPCOMP = 0x03,
  46        L4TYPE_TCP = 0x04,
  47        L4TYPE_UDP = 0x05,
  48        L4TYPE_SCTP = 0x06,
  49        L4TYPE_GRE = 0x07,
  50        L4TYPE_ROCE_BTH = 0x08,
  51        L4TYPE_OTHER = 0x0E,
  52};
  53
  54/* CPI and RSSI configuration */
  55enum cpi_algorithm_type {
  56        CPI_ALG_NONE = 0x0,
  57        CPI_ALG_VLAN = 0x1,
  58        CPI_ALG_VLAN16 = 0x2,
  59        CPI_ALG_DIFF = 0x3,
  60};
  61
  62enum rss_algorithm_type {
  63        RSS_ALG_NONE = 0x00,
  64        RSS_ALG_PORT = 0x01,
  65        RSS_ALG_IP = 0x02,
  66        RSS_ALG_TCP_IP = 0x03,
  67        RSS_ALG_UDP_IP = 0x04,
  68        RSS_ALG_SCTP_IP = 0x05,
  69        RSS_ALG_GRE_IP = 0x06,
  70        RSS_ALG_ROCE = 0x07,
  71};
  72
  73enum rss_hash_cfg {
  74        RSS_HASH_L2ETC = 0x00,
  75        RSS_HASH_IP = 0x01,
  76        RSS_HASH_TCP = 0x02,
  77        RSS_HASH_TCP_SYN_DIS = 0x03,
  78        RSS_HASH_UDP = 0x04,
  79        RSS_HASH_L4ETC = 0x05,
  80        RSS_HASH_ROCE = 0x06,
  81        RSS_L3_BIDI = 0x07,
  82        RSS_L4_BIDI = 0x08,
  83};
  84
  85/* Completion queue entry types */
  86enum cqe_type {
  87        CQE_TYPE_INVALID = 0x0,
  88        CQE_TYPE_RX = 0x2,
  89        CQE_TYPE_RX_SPLIT = 0x3,
  90        CQE_TYPE_RX_TCP = 0x4,
  91        CQE_TYPE_SEND = 0x8,
  92        CQE_TYPE_SEND_PTP = 0x9,
  93};
  94
  95enum cqe_rx_tcp_status {
  96        CQE_RX_STATUS_VALID_TCP_CNXT = 0x00,
  97        CQE_RX_STATUS_INVALID_TCP_CNXT = 0x0F,
  98};
  99
 100enum cqe_send_status {
 101        CQE_SEND_STATUS_GOOD = 0x00,
 102        CQE_SEND_STATUS_DESC_FAULT = 0x01,
 103        CQE_SEND_STATUS_HDR_CONS_ERR = 0x11,
 104        CQE_SEND_STATUS_SUBDESC_ERR = 0x12,
 105        CQE_SEND_STATUS_IMM_SIZE_OFLOW = 0x80,
 106        CQE_SEND_STATUS_CRC_SEQ_ERR = 0x81,
 107        CQE_SEND_STATUS_DATA_SEQ_ERR = 0x82,
 108        CQE_SEND_STATUS_MEM_SEQ_ERR = 0x83,
 109        CQE_SEND_STATUS_LOCK_VIOL = 0x84,
 110        CQE_SEND_STATUS_LOCK_UFLOW = 0x85,
 111        CQE_SEND_STATUS_DATA_FAULT = 0x86,
 112        CQE_SEND_STATUS_TSTMP_CONFLICT = 0x87,
 113        CQE_SEND_STATUS_TSTMP_TIMEOUT = 0x88,
 114        CQE_SEND_STATUS_MEM_FAULT = 0x89,
 115        CQE_SEND_STATUS_CSUM_OVERLAP = 0x8A,
 116        CQE_SEND_STATUS_CSUM_OVERFLOW = 0x8B,
 117};
 118
 119enum cqe_rx_tcp_end_reason {
 120        CQE_RX_TCP_END_FIN_FLAG_DET = 0,
 121        CQE_RX_TCP_END_INVALID_FLAG = 1,
 122        CQE_RX_TCP_END_TIMEOUT = 2,
 123        CQE_RX_TCP_END_OUT_OF_SEQ = 3,
 124        CQE_RX_TCP_END_PKT_ERR = 4,
 125        CQE_RX_TCP_END_QS_DISABLED = 0x0F,
 126};
 127
 128/* Packet protocol level error enumeration */
 129enum cqe_rx_err_level {
 130        CQE_RX_ERRLVL_RE = 0x0,
 131        CQE_RX_ERRLVL_L2 = 0x1,
 132        CQE_RX_ERRLVL_L3 = 0x2,
 133        CQE_RX_ERRLVL_L4 = 0x3,
 134};
 135
 136/* Packet protocol level error type enumeration */
 137enum cqe_rx_err_opcode {
 138        CQE_RX_ERR_RE_NONE = 0x0,
 139        CQE_RX_ERR_RE_PARTIAL = 0x1,
 140        CQE_RX_ERR_RE_JABBER = 0x2,
 141        CQE_RX_ERR_RE_FCS = 0x7,
 142        CQE_RX_ERR_RE_TERMINATE = 0x9,
 143        CQE_RX_ERR_RE_RX_CTL = 0xb,
 144        CQE_RX_ERR_PREL2_ERR = 0x1f,
 145        CQE_RX_ERR_L2_FRAGMENT = 0x20,
 146        CQE_RX_ERR_L2_OVERRUN = 0x21,
 147        CQE_RX_ERR_L2_PFCS = 0x22,
 148        CQE_RX_ERR_L2_PUNY = 0x23,
 149        CQE_RX_ERR_L2_MAL = 0x24,
 150        CQE_RX_ERR_L2_OVERSIZE = 0x25,
 151        CQE_RX_ERR_L2_UNDERSIZE = 0x26,
 152        CQE_RX_ERR_L2_LENMISM = 0x27,
 153        CQE_RX_ERR_L2_PCLP = 0x28,
 154        CQE_RX_ERR_IP_NOT = 0x41,
 155        CQE_RX_ERR_IP_CHK = 0x42,
 156        CQE_RX_ERR_IP_MAL = 0x43,
 157        CQE_RX_ERR_IP_MALD = 0x44,
 158        CQE_RX_ERR_IP_HOP = 0x45,
 159        CQE_RX_ERR_L3_ICRC = 0x46,
 160        CQE_RX_ERR_L3_PCLP = 0x47,
 161        CQE_RX_ERR_L4_MAL = 0x61,
 162        CQE_RX_ERR_L4_CHK = 0x62,
 163        CQE_RX_ERR_UDP_LEN = 0x63,
 164        CQE_RX_ERR_L4_PORT = 0x64,
 165        CQE_RX_ERR_TCP_FLAG = 0x65,
 166        CQE_RX_ERR_TCP_OFFSET = 0x66,
 167        CQE_RX_ERR_L4_PCLP = 0x67,
 168        CQE_RX_ERR_RBDR_TRUNC = 0x70,
 169};
 170
 171struct cqe_rx_t {
 172#if defined(__BIG_ENDIAN_BITFIELD)
 173        u64   cqe_type:4; /* W0 */
 174        u64   stdn_fault:1;
 175        u64   rsvd0:1;
 176        u64   rq_qs:7;
 177        u64   rq_idx:3;
 178        u64   rsvd1:12;
 179        u64   rss_alg:4;
 180        u64   rsvd2:4;
 181        u64   rb_cnt:4;
 182        u64   vlan_found:1;
 183        u64   vlan_stripped:1;
 184        u64   vlan2_found:1;
 185        u64   vlan2_stripped:1;
 186        u64   l4_type:4;
 187        u64   l3_type:4;
 188        u64   l2_present:1;
 189        u64   err_level:3;
 190        u64   err_opcode:8;
 191
 192        u64   pkt_len:16; /* W1 */
 193        u64   l2_ptr:8;
 194        u64   l3_ptr:8;
 195        u64   l4_ptr:8;
 196        u64   cq_pkt_len:8;
 197        u64   align_pad:3;
 198        u64   rsvd3:1;
 199        u64   chan:12;
 200
 201        u64   rss_tag:32; /* W2 */
 202        u64   vlan_tci:16;
 203        u64   vlan_ptr:8;
 204        u64   vlan2_ptr:8;
 205
 206        u64   rb3_sz:16; /* W3 */
 207        u64   rb2_sz:16;
 208        u64   rb1_sz:16;
 209        u64   rb0_sz:16;
 210
 211        u64   rb7_sz:16; /* W4 */
 212        u64   rb6_sz:16;
 213        u64   rb5_sz:16;
 214        u64   rb4_sz:16;
 215
 216        u64   rb11_sz:16; /* W5 */
 217        u64   rb10_sz:16;
 218        u64   rb9_sz:16;
 219        u64   rb8_sz:16;
 220#elif defined(__LITTLE_ENDIAN_BITFIELD)
 221        u64   err_opcode:8;
 222        u64   err_level:3;
 223        u64   l2_present:1;
 224        u64   l3_type:4;
 225        u64   l4_type:4;
 226        u64   vlan2_stripped:1;
 227        u64   vlan2_found:1;
 228        u64   vlan_stripped:1;
 229        u64   vlan_found:1;
 230        u64   rb_cnt:4;
 231        u64   rsvd2:4;
 232        u64   rss_alg:4;
 233        u64   rsvd1:12;
 234        u64   rq_idx:3;
 235        u64   rq_qs:7;
 236        u64   rsvd0:1;
 237        u64   stdn_fault:1;
 238        u64   cqe_type:4; /* W0 */
 239        u64   chan:12;
 240        u64   rsvd3:1;
 241        u64   align_pad:3;
 242        u64   cq_pkt_len:8;
 243        u64   l4_ptr:8;
 244        u64   l3_ptr:8;
 245        u64   l2_ptr:8;
 246        u64   pkt_len:16; /* W1 */
 247        u64   vlan2_ptr:8;
 248        u64   vlan_ptr:8;
 249        u64   vlan_tci:16;
 250        u64   rss_tag:32; /* W2 */
 251        u64   rb0_sz:16;
 252        u64   rb1_sz:16;
 253        u64   rb2_sz:16;
 254        u64   rb3_sz:16; /* W3 */
 255        u64   rb4_sz:16;
 256        u64   rb5_sz:16;
 257        u64   rb6_sz:16;
 258        u64   rb7_sz:16; /* W4 */
 259        u64   rb8_sz:16;
 260        u64   rb9_sz:16;
 261        u64   rb10_sz:16;
 262        u64   rb11_sz:16; /* W5 */
 263#endif
 264        u64   rb0_ptr:64;
 265        u64   rb1_ptr:64;
 266        u64   rb2_ptr:64;
 267        u64   rb3_ptr:64;
 268        u64   rb4_ptr:64;
 269        u64   rb5_ptr:64;
 270        u64   rb6_ptr:64;
 271        u64   rb7_ptr:64;
 272        u64   rb8_ptr:64;
 273        u64   rb9_ptr:64;
 274        u64   rb10_ptr:64;
 275        u64   rb11_ptr:64;
 276};
 277
 278struct cqe_rx_tcp_err_t {
 279#if defined(__BIG_ENDIAN_BITFIELD)
 280        u64   cqe_type:4; /* W0 */
 281        u64   rsvd0:60;
 282
 283        u64   rsvd1:4; /* W1 */
 284        u64   partial_first:1;
 285        u64   rsvd2:27;
 286        u64   rbdr_bytes:8;
 287        u64   rsvd3:24;
 288#elif defined(__LITTLE_ENDIAN_BITFIELD)
 289        u64   rsvd0:60;
 290        u64   cqe_type:4;
 291
 292        u64   rsvd3:24;
 293        u64   rbdr_bytes:8;
 294        u64   rsvd2:27;
 295        u64   partial_first:1;
 296        u64   rsvd1:4;
 297#endif
 298};
 299
 300struct cqe_rx_tcp_t {
 301#if defined(__BIG_ENDIAN_BITFIELD)
 302        u64   cqe_type:4; /* W0 */
 303        u64   rsvd0:52;
 304        u64   cq_tcp_status:8;
 305
 306        u64   rsvd1:32; /* W1 */
 307        u64   tcp_cntx_bytes:8;
 308        u64   rsvd2:8;
 309        u64   tcp_err_bytes:16;
 310#elif defined(__LITTLE_ENDIAN_BITFIELD)
 311        u64   cq_tcp_status:8;
 312        u64   rsvd0:52;
 313        u64   cqe_type:4; /* W0 */
 314
 315        u64   tcp_err_bytes:16;
 316        u64   rsvd2:8;
 317        u64   tcp_cntx_bytes:8;
 318        u64   rsvd1:32; /* W1 */
 319#endif
 320};
 321
 322struct cqe_send_t {
 323#if defined(__BIG_ENDIAN_BITFIELD)
 324        u64   cqe_type:4; /* W0 */
 325        u64   rsvd0:4;
 326        u64   sqe_ptr:16;
 327        u64   rsvd1:4;
 328        u64   rsvd2:10;
 329        u64   sq_qs:7;
 330        u64   sq_idx:3;
 331        u64   rsvd3:8;
 332        u64   send_status:8;
 333
 334        u64   ptp_timestamp:64; /* W1 */
 335#elif defined(__LITTLE_ENDIAN_BITFIELD)
 336        u64   send_status:8;
 337        u64   rsvd3:8;
 338        u64   sq_idx:3;
 339        u64   sq_qs:7;
 340        u64   rsvd2:10;
 341        u64   rsvd1:4;
 342        u64   sqe_ptr:16;
 343        u64   rsvd0:4;
 344        u64   cqe_type:4; /* W0 */
 345
 346        u64   ptp_timestamp:64; /* W1 */
 347#endif
 348};
 349
 350union cq_desc_t {
 351        u64    u[64];
 352        struct cqe_send_t snd_hdr;
 353        struct cqe_rx_t rx_hdr;
 354        struct cqe_rx_tcp_t rx_tcp_hdr;
 355        struct cqe_rx_tcp_err_t rx_tcp_err_hdr;
 356};
 357
 358struct rbdr_entry_t {
 359        u64   buf_addr;
 360};
 361
 362/* TCP reassembly context */
 363struct rbe_tcp_cnxt_t {
 364#if defined(__BIG_ENDIAN_BITFIELD)
 365        u64   tcp_pkt_cnt:12;
 366        u64   rsvd1:4;
 367        u64   align_hdr_bytes:4;
 368        u64   align_ptr_bytes:4;
 369        u64   ptr_bytes:16;
 370        u64   rsvd2:24;
 371        u64   cqe_type:4;
 372        u64   rsvd0:54;
 373        u64   tcp_end_reason:2;
 374        u64   tcp_status:4;
 375#elif defined(__LITTLE_ENDIAN_BITFIELD)
 376        u64   tcp_status:4;
 377        u64   tcp_end_reason:2;
 378        u64   rsvd0:54;
 379        u64   cqe_type:4;
 380        u64   rsvd2:24;
 381        u64   ptr_bytes:16;
 382        u64   align_ptr_bytes:4;
 383        u64   align_hdr_bytes:4;
 384        u64   rsvd1:4;
 385        u64   tcp_pkt_cnt:12;
 386#endif
 387};
 388
 389/* Always Big endian */
 390struct rx_hdr_t {
 391        u64   opaque:32;
 392        u64   rss_flow:8;
 393        u64   skip_length:6;
 394        u64   disable_rss:1;
 395        u64   disable_tcp_reassembly:1;
 396        u64   nodrop:1;
 397        u64   dest_alg:2;
 398        u64   rsvd0:2;
 399        u64   dest_rq:11;
 400};
 401
 402enum send_l4_csum_type {
 403        SEND_L4_CSUM_DISABLE = 0x00,
 404        SEND_L4_CSUM_UDP = 0x01,
 405        SEND_L4_CSUM_TCP = 0x02,
 406        SEND_L4_CSUM_SCTP = 0x03,
 407};
 408
 409enum send_crc_alg {
 410        SEND_CRCALG_CRC32 = 0x00,
 411        SEND_CRCALG_CRC32C = 0x01,
 412        SEND_CRCALG_ICRC = 0x02,
 413};
 414
 415enum send_load_type {
 416        SEND_LD_TYPE_LDD = 0x00,
 417        SEND_LD_TYPE_LDT = 0x01,
 418        SEND_LD_TYPE_LDWB = 0x02,
 419};
 420
 421enum send_mem_alg_type {
 422        SEND_MEMALG_SET = 0x00,
 423        SEND_MEMALG_ADD = 0x08,
 424        SEND_MEMALG_SUB = 0x09,
 425        SEND_MEMALG_ADDLEN = 0x0A,
 426        SEND_MEMALG_SUBLEN = 0x0B,
 427};
 428
 429enum send_mem_dsz_type {
 430        SEND_MEMDSZ_B64 = 0x00,
 431        SEND_MEMDSZ_B32 = 0x01,
 432        SEND_MEMDSZ_B8 = 0x03,
 433};
 434
 435enum sq_subdesc_type {
 436        SQ_DESC_TYPE_INVALID = 0x00,
 437        SQ_DESC_TYPE_HEADER = 0x01,
 438        SQ_DESC_TYPE_CRC = 0x02,
 439        SQ_DESC_TYPE_IMMEDIATE = 0x03,
 440        SQ_DESC_TYPE_GATHER = 0x04,
 441        SQ_DESC_TYPE_MEMORY = 0x05,
 442};
 443
 444struct sq_crc_subdesc {
 445#if defined(__BIG_ENDIAN_BITFIELD)
 446        u64    rsvd1:32;
 447        u64    crc_ival:32;
 448        u64    subdesc_type:4;
 449        u64    crc_alg:2;
 450        u64    rsvd0:10;
 451        u64    crc_insert_pos:16;
 452        u64    hdr_start:16;
 453        u64    crc_len:16;
 454#elif defined(__LITTLE_ENDIAN_BITFIELD)
 455        u64    crc_len:16;
 456        u64    hdr_start:16;
 457        u64    crc_insert_pos:16;
 458        u64    rsvd0:10;
 459        u64    crc_alg:2;
 460        u64    subdesc_type:4;
 461        u64    crc_ival:32;
 462        u64    rsvd1:32;
 463#endif
 464};
 465
 466struct sq_gather_subdesc {
 467#if defined(__BIG_ENDIAN_BITFIELD)
 468        u64    subdesc_type:4; /* W0 */
 469        u64    ld_type:2;
 470        u64    rsvd0:42;
 471        u64    size:16;
 472
 473        u64    rsvd1:15; /* W1 */
 474        u64    addr:49;
 475#elif defined(__LITTLE_ENDIAN_BITFIELD)
 476        u64    size:16;
 477        u64    rsvd0:42;
 478        u64    ld_type:2;
 479        u64    subdesc_type:4; /* W0 */
 480
 481        u64    addr:49;
 482        u64    rsvd1:15; /* W1 */
 483#endif
 484};
 485
 486/* SQ immediate subdescriptor */
 487struct sq_imm_subdesc {
 488#if defined(__BIG_ENDIAN_BITFIELD)
 489        u64    subdesc_type:4; /* W0 */
 490        u64    rsvd0:46;
 491        u64    len:14;
 492
 493        u64    data:64; /* W1 */
 494#elif defined(__LITTLE_ENDIAN_BITFIELD)
 495        u64    len:14;
 496        u64    rsvd0:46;
 497        u64    subdesc_type:4; /* W0 */
 498
 499        u64    data:64; /* W1 */
 500#endif
 501};
 502
 503struct sq_mem_subdesc {
 504#if defined(__BIG_ENDIAN_BITFIELD)
 505        u64    subdesc_type:4; /* W0 */
 506        u64    mem_alg:4;
 507        u64    mem_dsz:2;
 508        u64    wmem:1;
 509        u64    rsvd0:21;
 510        u64    offset:32;
 511
 512        u64    rsvd1:15; /* W1 */
 513        u64    addr:49;
 514#elif defined(__LITTLE_ENDIAN_BITFIELD)
 515        u64    offset:32;
 516        u64    rsvd0:21;
 517        u64    wmem:1;
 518        u64    mem_dsz:2;
 519        u64    mem_alg:4;
 520        u64    subdesc_type:4; /* W0 */
 521
 522        u64    addr:49;
 523        u64    rsvd1:15; /* W1 */
 524#endif
 525};
 526
 527struct sq_hdr_subdesc {
 528#if defined(__BIG_ENDIAN_BITFIELD)
 529        u64    subdesc_type:4;
 530        u64    tso:1;
 531        u64    post_cqe:1; /* Post CQE on no error also */
 532        u64    dont_send:1;
 533        u64    tstmp:1;
 534        u64    subdesc_cnt:8;
 535        u64    csum_l4:2;
 536        u64    csum_l3:1;
 537        u64    csum_inner_l4:2;
 538        u64    csum_inner_l3:1;
 539        u64    rsvd0:2;
 540        u64    l4_offset:8;
 541        u64    l3_offset:8;
 542        u64    rsvd1:4;
 543        u64    tot_len:20; /* W0 */
 544
 545        u64    rsvd2:24;
 546        u64    inner_l4_offset:8;
 547        u64    inner_l3_offset:8;
 548        u64    tso_start:8;
 549        u64    rsvd3:2;
 550        u64    tso_max_paysize:14; /* W1 */
 551#elif defined(__LITTLE_ENDIAN_BITFIELD)
 552        u64    tot_len:20;
 553        u64    rsvd1:4;
 554        u64    l3_offset:8;
 555        u64    l4_offset:8;
 556        u64    rsvd0:2;
 557        u64    csum_inner_l3:1;
 558        u64    csum_inner_l4:2;
 559        u64    csum_l3:1;
 560        u64    csum_l4:2;
 561        u64    subdesc_cnt:8;
 562        u64    tstmp:1;
 563        u64    dont_send:1;
 564        u64    post_cqe:1; /* Post CQE on no error also */
 565        u64    tso:1;
 566        u64    subdesc_type:4; /* W0 */
 567
 568        u64    tso_max_paysize:14;
 569        u64    rsvd3:2;
 570        u64    tso_start:8;
 571        u64    inner_l3_offset:8;
 572        u64    inner_l4_offset:8;
 573        u64    rsvd2:24; /* W1 */
 574#endif
 575};
 576
 577/* Queue config register formats */
 578struct rq_cfg {
 579#if defined(__BIG_ENDIAN_BITFIELD)
 580        u64 reserved_2_63:62;
 581        u64 ena:1;
 582        u64 tcp_ena:1;
 583#elif defined(__LITTLE_ENDIAN_BITFIELD)
 584        u64 tcp_ena:1;
 585        u64 ena:1;
 586        u64 reserved_2_63:62;
 587#endif
 588};
 589
 590struct cq_cfg {
 591#if defined(__BIG_ENDIAN_BITFIELD)
 592        u64 reserved_43_63:21;
 593        u64 ena:1;
 594        u64 reset:1;
 595        u64 caching:1;
 596        u64 reserved_35_39:5;
 597        u64 qsize:3;
 598        u64 reserved_25_31:7;
 599        u64 avg_con:9;
 600        u64 reserved_0_15:16;
 601#elif defined(__LITTLE_ENDIAN_BITFIELD)
 602        u64 reserved_0_15:16;
 603        u64 avg_con:9;
 604        u64 reserved_25_31:7;
 605        u64 qsize:3;
 606        u64 reserved_35_39:5;
 607        u64 caching:1;
 608        u64 reset:1;
 609        u64 ena:1;
 610        u64 reserved_43_63:21;
 611#endif
 612};
 613
 614struct sq_cfg {
 615#if defined(__BIG_ENDIAN_BITFIELD)
 616        u64 reserved_32_63:32;
 617        u64 cq_limit:8;
 618        u64 reserved_20_23:4;
 619        u64 ena:1;
 620        u64 reserved_18_18:1;
 621        u64 reset:1;
 622        u64 ldwb:1;
 623        u64 reserved_11_15:5;
 624        u64 qsize:3;
 625        u64 reserved_3_7:5;
 626        u64 tstmp_bgx_intf:3;
 627#elif defined(__LITTLE_ENDIAN_BITFIELD)
 628        u64 tstmp_bgx_intf:3;
 629        u64 reserved_3_7:5;
 630        u64 qsize:3;
 631        u64 reserved_11_15:5;
 632        u64 ldwb:1;
 633        u64 reset:1;
 634        u64 reserved_18_18:1;
 635        u64 ena:1;
 636        u64 reserved_20_23:4;
 637        u64 cq_limit:8;
 638        u64 reserved_32_63:32;
 639#endif
 640};
 641
 642struct rbdr_cfg {
 643#if defined(__BIG_ENDIAN_BITFIELD)
 644        u64 reserved_45_63:19;
 645        u64 ena:1;
 646        u64 reset:1;
 647        u64 ldwb:1;
 648        u64 reserved_36_41:6;
 649        u64 qsize:4;
 650        u64 reserved_25_31:7;
 651        u64 avg_con:9;
 652        u64 reserved_12_15:4;
 653        u64 lines:12;
 654#elif defined(__LITTLE_ENDIAN_BITFIELD)
 655        u64 lines:12;
 656        u64 reserved_12_15:4;
 657        u64 avg_con:9;
 658        u64 reserved_25_31:7;
 659        u64 qsize:4;
 660        u64 reserved_36_41:6;
 661        u64 ldwb:1;
 662        u64 reset:1;
 663        u64 ena: 1;
 664        u64 reserved_45_63:19;
 665#endif
 666};
 667
 668struct qs_cfg {
 669#if defined(__BIG_ENDIAN_BITFIELD)
 670        u64 reserved_32_63:32;
 671        u64 ena:1;
 672        u64 reserved_27_30:4;
 673        u64 sq_ins_ena:1;
 674        u64 sq_ins_pos:6;
 675        u64 lock_ena:1;
 676        u64 lock_viol_cqe_ena:1;
 677        u64 send_tstmp_ena:1;
 678        u64 be:1;
 679        u64 reserved_7_15:9;
 680        u64 vnic:7;
 681#elif defined(__LITTLE_ENDIAN_BITFIELD)
 682        u64 vnic:7;
 683        u64 reserved_7_15:9;
 684        u64 be:1;
 685        u64 send_tstmp_ena:1;
 686        u64 lock_viol_cqe_ena:1;
 687        u64 lock_ena:1;
 688        u64 sq_ins_pos:6;
 689        u64 sq_ins_ena:1;
 690        u64 reserved_27_30:4;
 691        u64 ena:1;
 692        u64 reserved_32_63:32;
 693#endif
 694};
 695
 696#endif /* Q_STRUCT_H */
 697