drivers/net/mlx5/mlx5.c

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright 2015 6WIND S.A.
   3  * Copyright 2015 Mellanox Technologies, Ltd
   4  */
   5
   6 #include <stddef.h>
   7 #include <unistd.h>
   8 #include <string.h>
   9 #include <stdint.h>
  10 #include <stdlib.h>
  11 #include <errno.h>
  12
  13 #include <rte_malloc.h>
  14 #include <ethdev_driver.h>
  15 #include <ethdev_pci.h>
  16 #include <rte_pci.h>
  17 #include <rte_bus_pci.h>
  18 #include <rte_common.h>
  19 #include <rte_kvargs.h>
  20 #include <rte_rwlock.h>
  21 #include <rte_spinlock.h>
  22 #include <rte_string_fns.h>
  23 #include <rte_alarm.h>
  24 #include <rte_cycles.h>
  25
  26 #include <mlx5_glue.h>
  27 #include <mlx5_devx_cmds.h>
  28 #include <mlx5_common.h>
  29 #include <mlx5_common_os.h>
  30 #include <mlx5_common_mp.h>
  31 #include <mlx5_common_pci.h>
  32 #include <mlx5_malloc.h>
  33
  34 #include "mlx5_defs.h"
  35 #include "mlx5.h"
  36 #include "mlx5_utils.h"
  37 #include "mlx5_rxtx.h"
  38 #include "mlx5_autoconf.h"
  39 #include "mlx5_mr.h"
  40 #include "mlx5_flow.h"
  41 #include "mlx5_flow_os.h"
  42 #include "rte_pmd_mlx5.h"
  43
  44 /* Device parameter to enable RX completion queue compression. */
  45 #define MLX5_RXQ_CQE_COMP_EN "rxq_cqe_comp_en"
  46
  47 /* Device parameter to enable padding Rx packet to cacheline size. */
  48 #define MLX5_RXQ_PKT_PAD_EN "rxq_pkt_pad_en"
  49
  50 /* Device parameter to enable Multi-Packet Rx queue. */
  51 #define MLX5_RX_MPRQ_EN "mprq_en"
  52
  53 /* Device parameter to configure log 2 of the number of strides for MPRQ. */
  54 #define MLX5_RX_MPRQ_LOG_STRIDE_NUM "mprq_log_stride_num"
  55
  56 /* Device parameter to configure log 2 of the stride size for MPRQ. */
  57 #define MLX5_RX_MPRQ_LOG_STRIDE_SIZE "mprq_log_stride_size"
  58
  59 /* Device parameter to limit the size of memcpy'd packet for MPRQ. */
  60 #define MLX5_RX_MPRQ_MAX_MEMCPY_LEN "mprq_max_memcpy_len"
  61
  62 /* Device parameter to set the minimum number of Rx queues to enable MPRQ. */
  63 #define MLX5_RXQS_MIN_MPRQ "rxqs_min_mprq"
  64
  65 /* Device parameter to configure inline send. Deprecated, ignored.*/
  66 #define MLX5_TXQ_INLINE "txq_inline"
  67
  68 /* Device parameter to limit packet size to inline with ordinary SEND. */
  69 #define MLX5_TXQ_INLINE_MAX "txq_inline_max"
  70
  71 /* Device parameter to configure minimal data size to inline. */
  72 #define MLX5_TXQ_INLINE_MIN "txq_inline_min"
  73
  74 /* Device parameter to limit packet size to inline with Enhanced MPW. */
  75 #define MLX5_TXQ_INLINE_MPW "txq_inline_mpw"
  76
  77 /*
  78  * Device parameter to configure the number of TX queues threshold for
  79  * enabling inline send.
  80  */
  81 #define MLX5_TXQS_MIN_INLINE "txqs_min_inline"
  82
  83 /*
  84  * Device parameter to configure the number of TX queues threshold for
  85  * enabling vectorized Tx, deprecated, ignored (no vectorized Tx routines).
  86  */
  87 #define MLX5_TXQS_MAX_VEC "txqs_max_vec"
  88
  89 /* Device parameter to enable multi-packet send WQEs. */
  90 #define MLX5_TXQ_MPW_EN "txq_mpw_en"
  91
  92 /*
  93  * Device parameter to force doorbell register mapping
  94  * to non-cahed region eliminating the extra write memory barrier.
  95  */
  96 #define MLX5_TX_DB_NC "tx_db_nc"
  97
  98 /*
  99  * Device parameter to include 2 dsegs in the title WQEBB.
 100  * Deprecated, ignored.
 101  */
 102 #define MLX5_TXQ_MPW_HDR_DSEG_EN "txq_mpw_hdr_dseg_en"
 103
 104 /*
 105  * Device parameter to limit the size of inlining packet.
 106  * Deprecated, ignored.
 107  */
 108 #define MLX5_TXQ_MAX_INLINE_LEN "txq_max_inline_len"
 109
 110 /*
 111  * Device parameter to enable Tx scheduling on timestamps
 112  * and specify the packet pacing granularity in nanoseconds.
 113  */
 114 #define MLX5_TX_PP "tx_pp"
 115
 116 /*
 117  * Device parameter to specify skew in nanoseconds on Tx datapath,
 118  * it represents the time between SQ start WQE processing and
 119  * appearing actual packet data on the wire.
 120  */
 121 #define MLX5_TX_SKEW "tx_skew"
 122
 123 /*
 124  * Device parameter to enable hardware Tx vector.
 125  * Deprecated, ignored (no vectorized Tx routines anymore).
 126  */
 127 #define MLX5_TX_VEC_EN "tx_vec_en"
 128
 129 /* Device parameter to enable hardware Rx vector. */
 130 #define MLX5_RX_VEC_EN "rx_vec_en"
 131
 132 /* Allow L3 VXLAN flow creation. */
 133 #define MLX5_L3_VXLAN_EN "l3_vxlan_en"
 134
 135 /* Activate DV E-Switch flow steering. */
 136 #define MLX5_DV_ESW_EN "dv_esw_en"
 137
 138 /* Activate DV flow steering. */
 139 #define MLX5_DV_FLOW_EN "dv_flow_en"
 140
 141 /* Enable extensive flow metadata support. */
 142 #define MLX5_DV_XMETA_EN "dv_xmeta_en"
 143
 144 /* Device parameter to let the user manage the lacp traffic of bonded device */
 145 #define MLX5_LACP_BY_USER "lacp_by_user"
 146
 147 /* Activate Netlink support in VF mode. */
 148 #define MLX5_VF_NL_EN "vf_nl_en"
 149
 150 /* Enable extending memsegs when creating a MR. */
 151 #define MLX5_MR_EXT_MEMSEG_EN "mr_ext_memseg_en"
 152
 153 /* Select port representors to instantiate. */
 154 #define MLX5_REPRESENTOR "representor"
 155
 156 /* Device parameter to configure the maximum number of dump files per queue. */
 157 #define MLX5_MAX_DUMP_FILES_NUM "max_dump_files_num"
 158
 159 /* Configure timeout of LRO session (in microseconds). */
 160 #define MLX5_LRO_TIMEOUT_USEC "lro_timeout_usec"
 161
 162 /*
 163  * Device parameter to configure the total data buffer size for a single
 164  * hairpin queue (logarithm value).
 165  */
 166 #define MLX5_HP_BUF_SIZE "hp_buf_log_sz"
 167
 168 /* Flow memory reclaim mode. */
 169 #define MLX5_RECLAIM_MEM "reclaim_mem_mode"
 170
 171 /* The default memory allocator used in PMD. */
 172 #define MLX5_SYS_MEM_EN "sys_mem_en"
 173 /* Decap will be used or not. */
 174 #define MLX5_DECAP_EN "decap_en"
 175
 176 /* Shared memory between primary and secondary processes. */
 177 struct mlx5_shared_data *mlx5_shared_data;
 178
 179 /** Driver-specific log messages type. */
 180 int mlx5_logtype;
 181
 182 static LIST_HEAD(, mlx5_dev_ctx_shared) mlx5_dev_ctx_list =
 183                                                 LIST_HEAD_INITIALIZER();
 184 static pthread_mutex_t mlx5_dev_ctx_list_mutex;
 185 static const struct mlx5_indexed_pool_config mlx5_ipool_cfg[] = {
 186 #if defined(HAVE_IBV_FLOW_DV_SUPPORT) || !defined(HAVE_INFINIBAND_VERBS_H)
 187         [MLX5_IPOOL_DECAP_ENCAP] = {
 188                 .size = sizeof(struct mlx5_flow_dv_encap_decap_resource),
 189                 .trunk_size = 64,
 190                 .grow_trunk = 3,
 191                 .grow_shift = 2,
 192                 .need_lock = 1,
 193                 .release_mem_en = 1,
 194                 .malloc = mlx5_malloc,
 195                 .free = mlx5_free,
 196                 .type = "mlx5_encap_decap_ipool",
 197         },
 198         [MLX5_IPOOL_PUSH_VLAN] = {
 199                 .size = sizeof(struct mlx5_flow_dv_push_vlan_action_resource),
 200                 .trunk_size = 64,
 201                 .grow_trunk = 3,
 202                 .grow_shift = 2,
 203                 .need_lock = 1,
 204                 .release_mem_en = 1,
 205                 .malloc = mlx5_malloc,
 206                 .free = mlx5_free,
 207                 .type = "mlx5_push_vlan_ipool",
 208         },
 209         [MLX5_IPOOL_TAG] = {
 210                 .size = sizeof(struct mlx5_flow_dv_tag_resource),
 211                 .trunk_size = 64,
 212                 .grow_trunk = 3,
 213                 .grow_shift = 2,
 214                 .need_lock = 1,
 215                 .release_mem_en = 1,
 216                 .malloc = mlx5_malloc,
 217                 .free = mlx5_free,
 218                 .type = "mlx5_tag_ipool",
 219         },
 220         [MLX5_IPOOL_PORT_ID] = {
 221                 .size = sizeof(struct mlx5_flow_dv_port_id_action_resource),
 222                 .trunk_size = 64,
 223                 .grow_trunk = 3,
 224                 .grow_shift = 2,
 225                 .need_lock = 1,
 226                 .release_mem_en = 1,
 227                 .malloc = mlx5_malloc,
 228                 .free = mlx5_free,
 229                 .type = "mlx5_port_id_ipool",
 230         },
 231         [MLX5_IPOOL_JUMP] = {
 232                 .size = sizeof(struct mlx5_flow_tbl_data_entry),
 233                 .trunk_size = 64,
 234                 .grow_trunk = 3,
 235                 .grow_shift = 2,
 236                 .need_lock = 1,
 237                 .release_mem_en = 1,
 238                 .malloc = mlx5_malloc,
 239                 .free = mlx5_free,
 240                 .type = "mlx5_jump_ipool",
 241         },
 242         [MLX5_IPOOL_SAMPLE] = {
 243                 .size = sizeof(struct mlx5_flow_dv_sample_resource),
 244                 .trunk_size = 64,
 245                 .grow_trunk = 3,
 246                 .grow_shift = 2,
 247                 .need_lock = 1,
 248                 .release_mem_en = 1,
 249                 .malloc = mlx5_malloc,
 250                 .free = mlx5_free,
 251                 .type = "mlx5_sample_ipool",
 252         },
 253         [MLX5_IPOOL_DEST_ARRAY] = {
 254                 .size = sizeof(struct mlx5_flow_dv_dest_array_resource),
 255                 .trunk_size = 64,
 256                 .grow_trunk = 3,
 257                 .grow_shift = 2,
 258                 .need_lock = 1,
 259                 .release_mem_en = 1,
 260                 .malloc = mlx5_malloc,
 261                 .free = mlx5_free,
 262                 .type = "mlx5_dest_array_ipool",
 263         },
 264         [MLX5_IPOOL_TUNNEL_ID] = {
 265                 .size = sizeof(struct mlx5_flow_tunnel),
 266                 .trunk_size = MLX5_MAX_TUNNELS,
 267                 .need_lock = 1,
 268                 .release_mem_en = 1,
 269                 .type = "mlx5_tunnel_offload",
 270         },
 271         [MLX5_IPOOL_TNL_TBL_ID] = {
 272                 .size = 0,
 273                 .need_lock = 1,
 274                 .type = "mlx5_flow_tnl_tbl_ipool",
 275         },
 276 #endif
 277         [MLX5_IPOOL_MTR] = {
 278                 .size = sizeof(struct mlx5_flow_meter),
 279                 .trunk_size = 64,
 280                 .grow_trunk = 3,
 281                 .grow_shift = 2,
 282                 .need_lock = 1,
 283                 .release_mem_en = 1,
 284                 .malloc = mlx5_malloc,
 285                 .free = mlx5_free,
 286                 .type = "mlx5_meter_ipool",
 287         },
 288         [MLX5_IPOOL_MCP] = {
 289                 .size = sizeof(struct mlx5_flow_mreg_copy_resource),
 290                 .trunk_size = 64,
 291                 .grow_trunk = 3,
 292                 .grow_shift = 2,
 293                 .need_lock = 1,
 294                 .release_mem_en = 1,
 295                 .malloc = mlx5_malloc,
 296                 .free = mlx5_free,
 297                 .type = "mlx5_mcp_ipool",
 298         },
 299         [MLX5_IPOOL_HRXQ] = {
 300                 .size = (sizeof(struct mlx5_hrxq) + MLX5_RSS_HASH_KEY_LEN),
 301                 .trunk_size = 64,
 302                 .grow_trunk = 3,
 303                 .grow_shift = 2,
 304                 .need_lock = 1,
 305                 .release_mem_en = 1,
 306                 .malloc = mlx5_malloc,
 307                 .free = mlx5_free,
 308                 .type = "mlx5_hrxq_ipool",
 309         },
 310         [MLX5_IPOOL_MLX5_FLOW] = {
 311                 /*
 312                  * MLX5_IPOOL_MLX5_FLOW size varies for DV and VERBS flows.
 313                  * It set in run time according to PCI function configuration.
 314                  */
 315                 .size = 0,
 316                 .trunk_size = 64,
 317                 .grow_trunk = 3,
 318                 .grow_shift = 2,
 319                 .need_lock = 1,
 320                 .release_mem_en = 1,
 321                 .malloc = mlx5_malloc,
 322                 .free = mlx5_free,
 323                 .type = "mlx5_flow_handle_ipool",
 324         },
 325         [MLX5_IPOOL_RTE_FLOW] = {
 326                 .size = sizeof(struct rte_flow),
 327                 .trunk_size = 4096,
 328                 .need_lock = 1,
 329                 .release_mem_en = 1,
 330                 .malloc = mlx5_malloc,
 331                 .free = mlx5_free,
 332                 .type = "rte_flow_ipool",
 333         },
 334         [MLX5_IPOOL_RSS_EXPANTION_FLOW_ID] = {
 335                 .size = 0,
 336                 .need_lock = 1,
 337                 .type = "mlx5_flow_rss_id_ipool",
 338         },
 339         [MLX5_IPOOL_RSS_SHARED_ACTIONS] = {
 340                 .size = sizeof(struct mlx5_shared_action_rss),
 341                 .trunk_size = 64,
 342                 .grow_trunk = 3,
 343                 .grow_shift = 2,
 344                 .need_lock = 1,
 345                 .release_mem_en = 1,
 346                 .malloc = mlx5_malloc,
 347                 .free = mlx5_free,
 348                 .type = "mlx5_shared_action_rss",
 349         },
 350 };
 351
 352
 353 #define MLX5_FLOW_MIN_ID_POOL_SIZE 512
 354 #define MLX5_ID_GENERATION_ARRAY_FACTOR 16
 355
 356 #define MLX5_FLOW_TABLE_HLIST_ARRAY_SIZE 4096
 357
 358 /**
 359  * Initialize the ASO aging management structure.
 360  *
 361  * @param[in] sh
 362  *   Pointer to mlx5_dev_ctx_shared object to free
 363  *
 364  * @return
 365  *   0 on success, a negative errno value otherwise and rte_errno is set.
 366  */
 367 int
 368 mlx5_flow_aso_age_mng_init(struct mlx5_dev_ctx_shared *sh)
 369 {
 370         int err;
 371
 372         if (sh->aso_age_mng)
 373                 return 0;
 374         sh->aso_age_mng = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*sh->aso_age_mng),
 375                                       RTE_CACHE_LINE_SIZE, SOCKET_ID_ANY);
 376         if (!sh->aso_age_mng) {
 377                 DRV_LOG(ERR, "aso_age_mng allocation was failed.");
 378                 rte_errno = ENOMEM;
 379                 return -ENOMEM;
 380         }
 381         err = mlx5_aso_queue_init(sh);
 382         if (err) {
 383                 mlx5_free(sh->aso_age_mng);
 384                 return -1;
 385         }
 386         rte_spinlock_init(&sh->aso_age_mng->resize_sl);
 387         rte_spinlock_init(&sh->aso_age_mng->free_sl);
 388         LIST_INIT(&sh->aso_age_mng->free);
 389         return 0;
 390 }
 391
 392 /**
 393  * Close and release all the resources of the ASO aging management structure.
 394  *
 395  * @param[in] sh
 396  *   Pointer to mlx5_dev_ctx_shared object to free.
 397  */
 398 static void
 399 mlx5_flow_aso_age_mng_close(struct mlx5_dev_ctx_shared *sh)
 400 {
 401         int i, j;
 402
 403         mlx5_aso_queue_stop(sh);
 404         mlx5_aso_queue_uninit(sh);
 405         if (sh->aso_age_mng->pools) {
 406                 struct mlx5_aso_age_pool *pool;
 407
 408                 for (i = 0; i < sh->aso_age_mng->next; ++i) {
 409                         pool = sh->aso_age_mng->pools[i];
 410                         claim_zero(mlx5_devx_cmd_destroy
 411                                                 (pool->flow_hit_aso_obj));
 412                         for (j = 0; j < MLX5_COUNTERS_PER_POOL; ++j)
 413                                 if (pool->actions[j].dr_action)
 414                                         claim_zero
 415                                             (mlx5_flow_os_destroy_flow_action
 416                                               (pool->actions[j].dr_action));
 417                         mlx5_free(pool);
 418                 }
 419                 mlx5_free(sh->aso_age_mng->pools);
 420         }
 421         mlx5_free(sh->aso_age_mng);
 422 }
 423
 424 /**
 425  * Initialize the shared aging list information per port.
 426  *
 427  * @param[in] sh
 428  *   Pointer to mlx5_dev_ctx_shared object.
 429  */
 430 static void
 431 mlx5_flow_aging_init(struct mlx5_dev_ctx_shared *sh)
 432 {
 433         uint32_t i;
 434         struct mlx5_age_info *age_info;
 435
 436         for (i = 0; i < sh->max_port; i++) {
 437                 age_info = &sh->port[i].age_info;
 438                 age_info->flags = 0;
 439                 TAILQ_INIT(&age_info->aged_counters);
 440                 LIST_INIT(&age_info->aged_aso);
 441                 rte_spinlock_init(&age_info->aged_sl);
 442                 MLX5_AGE_SET(age_info, MLX5_AGE_TRIGGER);
 443         }
 444 }
 445
 446 /**
 447  * Initialize the counters management structure.
 448  *
 449  * @param[in] sh
 450  *   Pointer to mlx5_dev_ctx_shared object to free
 451  */
 452 static void
 453 mlx5_flow_counters_mng_init(struct mlx5_dev_ctx_shared *sh)
 454 {
 455         int i;
 456
 457         memset(&sh->cmng, 0, sizeof(sh->cmng));
 458         TAILQ_INIT(&sh->cmng.flow_counters);
 459         sh->cmng.min_id = MLX5_CNT_BATCH_OFFSET;
 460         sh->cmng.max_id = -1;
 461         sh->cmng.last_pool_idx = POOL_IDX_INVALID;
 462         rte_spinlock_init(&sh->cmng.pool_update_sl);
 463         for (i = 0; i < MLX5_COUNTER_TYPE_MAX; i++) {
 464                 TAILQ_INIT(&sh->cmng.counters[i]);
 465                 rte_spinlock_init(&sh->cmng.csl[i]);
 466         }
 467 }
 468
 469 /**
 470  * Destroy all the resources allocated for a counter memory management.
 471  *
 472  * @param[in] mng
 473  *   Pointer to the memory management structure.
 474  */
 475 static void
 476 mlx5_flow_destroy_counter_stat_mem_mng(struct mlx5_counter_stats_mem_mng *mng)
 477 {
 478         uint8_t *mem = (uint8_t *)(uintptr_t)mng->raws[0].data;
 479
 480         LIST_REMOVE(mng, next);
 481         claim_zero(mlx5_devx_cmd_destroy(mng->dm));
 482         claim_zero(mlx5_os_umem_dereg(mng->umem));
 483         mlx5_free(mem);
 484 }
 485
 486 /**
 487  * Close and release all the resources of the counters management.
 488  *
 489  * @param[in] sh
 490  *   Pointer to mlx5_dev_ctx_shared object to free.
 491  */
 492 static void
 493 mlx5_flow_counters_mng_close(struct mlx5_dev_ctx_shared *sh)
 494 {
 495         struct mlx5_counter_stats_mem_mng *mng;
 496         int i, j;
 497         int retries = 1024;
 498
 499         rte_errno = 0;
 500         while (--retries) {
 501                 rte_eal_alarm_cancel(mlx5_flow_query_alarm, sh);
 502                 if (rte_errno != EINPROGRESS)
 503                         break;
 504                 rte_pause();
 505         }
 506
 507         if (sh->cmng.pools) {
 508                 struct mlx5_flow_counter_pool *pool;
 509                 uint16_t n_valid = sh->cmng.n_valid;
 510                 bool fallback = sh->cmng.counter_fallback;
 511
 512                 for (i = 0; i < n_valid; ++i) {
 513                         pool = sh->cmng.pools[i];
 514                         if (!fallback && pool->min_dcs)
 515                                 claim_zero(mlx5_devx_cmd_destroy
 516                                                                (pool->min_dcs));
 517                         for (j = 0; j < MLX5_COUNTERS_PER_POOL; ++j) {
 518                                 struct mlx5_flow_counter *cnt =
 519                                                 MLX5_POOL_GET_CNT(pool, j);
 520
 521                                 if (cnt->action)
 522                                         claim_zero
 523                                          (mlx5_flow_os_destroy_flow_action
 524                                           (cnt->action));
 525                                 if (fallback && MLX5_POOL_GET_CNT
 526                                     (pool, j)->dcs_when_free)
 527                                         claim_zero(mlx5_devx_cmd_destroy
 528                                                    (cnt->dcs_when_free));
 529                         }
 530                         mlx5_free(pool);
 531                 }
 532                 mlx5_free(sh->cmng.pools);
 533         }
 534         mng = LIST_FIRST(&sh->cmng.mem_mngs);
 535         while (mng) {
 536                 mlx5_flow_destroy_counter_stat_mem_mng(mng);
 537                 mng = LIST_FIRST(&sh->cmng.mem_mngs);
 538         }
 539         memset(&sh->cmng, 0, sizeof(sh->cmng));
 540 }
 541
 542 /* Send FLOW_AGED event if needed. */
 543 void
 544 mlx5_age_event_prepare(struct mlx5_dev_ctx_shared *sh)
 545 {
 546         struct mlx5_age_info *age_info;
 547         uint32_t i;
 548
 549         for (i = 0; i < sh->max_port; i++) {
 550                 age_info = &sh->port[i].age_info;
 551                 if (!MLX5_AGE_GET(age_info, MLX5_AGE_EVENT_NEW))
 552                         continue;
 553                 if (MLX5_AGE_GET(age_info, MLX5_AGE_TRIGGER))
 554                         rte_eth_dev_callback_process
 555                                 (&rte_eth_devices[sh->port[i].devx_ih_port_id],
 556                                 RTE_ETH_EVENT_FLOW_AGED, NULL);
 557                 age_info->flags = 0;
 558         }
 559 }
 560
 561 /**
 562  * Initialize the flow resources' indexed mempool.
 563  *
 564  * @param[in] sh
 565  *   Pointer to mlx5_dev_ctx_shared object.
 566  * @param[in] sh
 567  *   Pointer to user dev config.
 568  */
 569 static void
 570 mlx5_flow_ipool_create(struct mlx5_dev_ctx_shared *sh,
 571                        const struct mlx5_dev_config *config)
 572 {
 573         uint8_t i;
 574         struct mlx5_indexed_pool_config cfg;
 575
 576         for (i = 0; i < MLX5_IPOOL_MAX; ++i) {
 577                 cfg = mlx5_ipool_cfg[i];
 578                 switch (i) {
 579                 default:
 580                         break;
 581                 /*
 582                  * Set MLX5_IPOOL_MLX5_FLOW ipool size
 583                  * according to PCI function flow configuration.
 584                  */
 585                 case MLX5_IPOOL_MLX5_FLOW:
 586                         cfg.size = config->dv_flow_en ?
 587                                 sizeof(struct mlx5_flow_handle) :
 588                                 MLX5_FLOW_HANDLE_VERBS_SIZE;
 589                         break;
 590                 }
 591                 if (config->reclaim_mode)
 592                         cfg.release_mem_en = 1;
 593                 sh->ipool[i] = mlx5_ipool_create(&cfg);
 594         }
 595 }
 596
 597 /**
 598  * Release the flow resources' indexed mempool.
 599  *
 600  * @param[in] sh
 601  *   Pointer to mlx5_dev_ctx_shared object.
 602  */
 603 static void
 604 mlx5_flow_ipool_destroy(struct mlx5_dev_ctx_shared *sh)
 605 {
 606         uint8_t i;
 607
 608         for (i = 0; i < MLX5_IPOOL_MAX; ++i)
 609                 mlx5_ipool_destroy(sh->ipool[i]);
 610 }
 611
 612 /*
 613  * Check if dynamic flex parser for eCPRI already exists.
 614  *
 615  * @param dev
 616  *   Pointer to Ethernet device structure.
 617  *
 618  * @return
 619  *   true on exists, false on not.
 620  */
 621 bool
 622 mlx5_flex_parser_ecpri_exist(struct rte_eth_dev *dev)
 623 {
 624         struct mlx5_priv *priv = dev->data->dev_private;
 625         struct mlx5_flex_parser_profiles *prf =
 626                                 &priv->sh->fp[MLX5_FLEX_PARSER_ECPRI_0];
 627
 628         return !!prf->obj;
 629 }
 630
 631 /*
 632  * Allocation of a flex parser for eCPRI. Once created, this parser related
 633  * resources will be held until the device is closed.
 634  *
 635  * @param dev
 636  *   Pointer to Ethernet device structure.
 637  *
 638  * @return
 639  *   0 on success, a negative errno value otherwise and rte_errno is set.
 640  */
 641 int
 642 mlx5_flex_parser_ecpri_alloc(struct rte_eth_dev *dev)
 643 {
 644         struct mlx5_priv *priv = dev->data->dev_private;
 645         struct mlx5_flex_parser_profiles *prf =
 646                                 &priv->sh->fp[MLX5_FLEX_PARSER_ECPRI_0];
 647         struct mlx5_devx_graph_node_attr node = {
 648                 .modify_field_select = 0,
 649         };
 650         uint32_t ids[8];
 651         int ret;
 652
 653         if (!priv->config.hca_attr.parse_graph_flex_node) {
 654                 DRV_LOG(ERR, "Dynamic flex parser is not supported "
 655                         "for device %s.", priv->dev_data->name);
 656                 return -ENOTSUP;
 657         }
 658         node.header_length_mode = MLX5_GRAPH_NODE_LEN_FIXED;
 659         /* 8 bytes now: 4B common header + 4B message body header. */
 660         node.header_length_base_value = 0x8;
 661         /* After MAC layer: Ether / VLAN. */
 662         node.in[0].arc_parse_graph_node = MLX5_GRAPH_ARC_NODE_MAC;
 663         /* Type of compared condition should be 0xAEFE in the L2 layer. */
 664         node.in[0].compare_condition_value = RTE_ETHER_TYPE_ECPRI;
 665         /* Sample #0: type in common header. */
 666         node.sample[0].flow_match_sample_en = 1;
 667         /* Fixed offset. */
 668         node.sample[0].flow_match_sample_offset_mode = 0x0;
 669         /* Only the 2nd byte will be used. */
 670         node.sample[0].flow_match_sample_field_base_offset = 0x0;
 671         /* Sample #1: message payload. */
 672         node.sample[1].flow_match_sample_en = 1;
 673         /* Fixed offset. */
 674         node.sample[1].flow_match_sample_offset_mode = 0x0;
 675         /*
 676          * Only the first two bytes will be used right now, and its offset will
 677          * start after the common header that with the length of a DW(u32).
 678          */
 679         node.sample[1].flow_match_sample_field_base_offset = sizeof(uint32_t);
 680         prf->obj = mlx5_devx_cmd_create_flex_parser(priv->sh->ctx, &node);
 681         if (!prf->obj) {
 682                 DRV_LOG(ERR, "Failed to create flex parser node object.");
 683                 return (rte_errno == 0) ? -ENODEV : -rte_errno;
 684         }
 685         prf->num = 2;
 686         ret = mlx5_devx_cmd_query_parse_samples(prf->obj, ids, prf->num);
 687         if (ret) {
 688                 DRV_LOG(ERR, "Failed to query sample IDs.");
 689                 return (rte_errno == 0) ? -ENODEV : -rte_errno;
 690         }
 691         prf->offset[0] = 0x0;
 692         prf->offset[1] = sizeof(uint32_t);
 693         prf->ids[0] = ids[0];
 694         prf->ids[1] = ids[1];
 695         return 0;
 696 }
 697
 698 /*
 699  * Destroy the flex parser node, including the parser itself, input / output
 700  * arcs and DW samples. Resources could be reused then.
 701  *
 702  * @param dev
 703  *   Pointer to Ethernet device structure.
 704  */
 705 static void
 706 mlx5_flex_parser_ecpri_release(struct rte_eth_dev *dev)
 707 {
 708         struct mlx5_priv *priv = dev->data->dev_private;
 709         struct mlx5_flex_parser_profiles *prf =
 710                                 &priv->sh->fp[MLX5_FLEX_PARSER_ECPRI_0];
 711
 712         if (prf->obj)
 713                 mlx5_devx_cmd_destroy(prf->obj);
 714         prf->obj = NULL;
 715 }
 716
 717 /*
 718  * Allocate Rx and Tx UARs in robust fashion.
 719  * This routine handles the following UAR allocation issues:
 720  *
 721  *  - tries to allocate the UAR with the most appropriate memory
 722  *    mapping type from the ones supported by the host
 723  *
 724  *  - tries to allocate the UAR with non-NULL base address
 725  *    OFED 5.0.x and Upstream rdma_core before v29 returned the NULL as
 726  *    UAR base address if UAR was not the first object in the UAR page.
 727  *    It caused the PMD failure and we should try to get another UAR
 728  *    till we get the first one with non-NULL base address returned.
 729  */
 730 static int
 731 mlx5_alloc_rxtx_uars(struct mlx5_dev_ctx_shared *sh,
 732                      const struct mlx5_dev_config *config)
 733 {
 734         uint32_t uar_mapping, retry;
 735         int err = 0;
 736         void *base_addr;
 737
 738         for (retry = 0; retry < MLX5_ALLOC_UAR_RETRY; ++retry) {
 739 #ifdef MLX5DV_UAR_ALLOC_TYPE_NC
 740                 /* Control the mapping type according to the settings. */
 741                 uar_mapping = (config->dbnc == MLX5_TXDB_NCACHED) ?
 742                               MLX5DV_UAR_ALLOC_TYPE_NC :
 743                               MLX5DV_UAR_ALLOC_TYPE_BF;
 744 #else
 745                 RTE_SET_USED(config);
 746                 /*
 747                  * It seems we have no way to control the memory mapping type
 748                  * for the UAR, the default "Write-Combining" type is supposed.
 749                  * The UAR initialization on queue creation queries the
 750                  * actual mapping type done by Verbs/kernel and setups the
 751                  * PMD datapath accordingly.
 752                  */
 753                 uar_mapping = 0;
 754 #endif
 755                 sh->tx_uar = mlx5_glue->devx_alloc_uar(sh->ctx, uar_mapping);
 756 #ifdef MLX5DV_UAR_ALLOC_TYPE_NC
 757                 if (!sh->tx_uar &&
 758                     uar_mapping == MLX5DV_UAR_ALLOC_TYPE_BF) {
 759                         if (config->dbnc == MLX5_TXDB_CACHED ||
 760                             config->dbnc == MLX5_TXDB_HEURISTIC)
 761                                 DRV_LOG(WARNING, "Devarg tx_db_nc setting "
 762                                                  "is not supported by DevX");
 763                         /*
 764                          * In some environments like virtual machine
 765                          * the Write Combining mapped might be not supported
 766                          * and UAR allocation fails. We try "Non-Cached"
 767                          * mapping for the case. The tx_burst routines take
 768                          * the UAR mapping type into account on UAR setup
 769                          * on queue creation.
 770                          */
 771                         DRV_LOG(DEBUG, "Failed to allocate Tx DevX UAR (BF)");
 772                         uar_mapping = MLX5DV_UAR_ALLOC_TYPE_NC;
 773                         sh->tx_uar = mlx5_glue->devx_alloc_uar
 774                                                         (sh->ctx, uar_mapping);
 775                 } else if (!sh->tx_uar &&
 776                            uar_mapping == MLX5DV_UAR_ALLOC_TYPE_NC) {
 777                         if (config->dbnc == MLX5_TXDB_NCACHED)
 778                                 DRV_LOG(WARNING, "Devarg tx_db_nc settings "
 779                                                  "is not supported by DevX");
 780                         /*
 781                          * If Verbs/kernel does not support "Non-Cached"
 782                          * try the "Write-Combining".
 783                          */
 784                         DRV_LOG(DEBUG, "Failed to allocate Tx DevX UAR (NC)");
 785                         uar_mapping = MLX5DV_UAR_ALLOC_TYPE_BF;
 786                         sh->tx_uar = mlx5_glue->devx_alloc_uar
 787                                                         (sh->ctx, uar_mapping);
 788                 }
 789 #endif
 790                 if (!sh->tx_uar) {
 791                         DRV_LOG(ERR, "Failed to allocate Tx DevX UAR (BF/NC)");
 792                         err = ENOMEM;
 793                         goto exit;
 794                 }
 795                 base_addr = mlx5_os_get_devx_uar_base_addr(sh->tx_uar);
 796                 if (base_addr)
 797                         break;
 798                 /*
 799                  * The UARs are allocated by rdma_core within the
 800                  * IB device context, on context closure all UARs
 801                  * will be freed, should be no memory/object leakage.
 802                  */
 803                 DRV_LOG(DEBUG, "Retrying to allocate Tx DevX UAR");
 804                 sh->tx_uar = NULL;
 805         }
 806         /* Check whether we finally succeeded with valid UAR allocation. */
 807         if (!sh->tx_uar) {
 808                 DRV_LOG(ERR, "Failed to allocate Tx DevX UAR (NULL base)");
 809                 err = ENOMEM;
 810                 goto exit;
 811         }
 812         for (retry = 0; retry < MLX5_ALLOC_UAR_RETRY; ++retry) {
 813                 uar_mapping = 0;
 814                 sh->devx_rx_uar = mlx5_glue->devx_alloc_uar
 815                                                         (sh->ctx, uar_mapping);
 816 #ifdef MLX5DV_UAR_ALLOC_TYPE_NC
 817                 if (!sh->devx_rx_uar &&
 818                     uar_mapping == MLX5DV_UAR_ALLOC_TYPE_BF) {
 819                         /*
 820                          * Rx UAR is used to control interrupts only,
 821                          * should be no datapath noticeable impact,
 822                          * can try "Non-Cached" mapping safely.
 823                          */
 824                         DRV_LOG(DEBUG, "Failed to allocate Rx DevX UAR (BF)");
 825                         uar_mapping = MLX5DV_UAR_ALLOC_TYPE_NC;
 826                         sh->devx_rx_uar = mlx5_glue->devx_alloc_uar
 827                                                         (sh->ctx, uar_mapping);
 828                 }
 829 #endif
 830                 if (!sh->devx_rx_uar) {
 831                         DRV_LOG(ERR, "Failed to allocate Rx DevX UAR (BF/NC)");
 832                         err = ENOMEM;
 833                         goto exit;
 834                 }
 835                 base_addr = mlx5_os_get_devx_uar_base_addr(sh->devx_rx_uar);
 836                 if (base_addr)
 837                         break;
 838                 /*
 839                  * The UARs are allocated by rdma_core within the
 840                  * IB device context, on context closure all UARs
 841                  * will be freed, should be no memory/object leakage.
 842                  */
 843                 DRV_LOG(DEBUG, "Retrying to allocate Rx DevX UAR");
 844                 sh->devx_rx_uar = NULL;
 845         }
 846         /* Check whether we finally succeeded with valid UAR allocation. */
 847         if (!sh->devx_rx_uar) {
 848                 DRV_LOG(ERR, "Failed to allocate Rx DevX UAR (NULL base)");
 849                 err = ENOMEM;
 850         }
 851 exit:
 852         return err;
 853 }
 854
 855 /**
 856  * Allocate shared device context. If there is multiport device the
 857  * master and representors will share this context, if there is single
 858  * port dedicated device, the context will be used by only given
 859  * port due to unification.
 860  *
 861  * Routine first searches the context for the specified device name,
 862  * if found the shared context assumed and reference counter is incremented.
 863  * If no context found the new one is created and initialized with specified
 864  * device context and parameters.
 865  *
 866  * @param[in] spawn
 867  *   Pointer to the device attributes (name, port, etc).
 868  * @param[in] config
 869  *   Pointer to device configuration structure.
 870  *
 871  * @return
 872  *   Pointer to mlx5_dev_ctx_shared object on success,
 873  *   otherwise NULL and rte_errno is set.
 874  */
 875 struct mlx5_dev_ctx_shared *
 876 mlx5_alloc_shared_dev_ctx(const struct mlx5_dev_spawn_data *spawn,
 877                            const struct mlx5_dev_config *config)
 878 {
 879         struct mlx5_dev_ctx_shared *sh;
 880         int err = 0;
 881         uint32_t i;
 882         struct mlx5_devx_tis_attr tis_attr = { 0 };
 883
 884         MLX5_ASSERT(spawn);
 885         /* Secondary process should not create the shared context. */
 886         MLX5_ASSERT(rte_eal_process_type() == RTE_PROC_PRIMARY);
 887         pthread_mutex_lock(&mlx5_dev_ctx_list_mutex);
 888         /* Search for IB context by device name. */
 889         LIST_FOREACH(sh, &mlx5_dev_ctx_list, next) {
 890                 if (!strcmp(sh->ibdev_name,
 891                         mlx5_os_get_dev_device_name(spawn->phys_dev))) {
 892                         sh->refcnt++;
 893                         goto exit;
 894                 }
 895         }
 896         /* No device found, we have to create new shared context. */
 897         MLX5_ASSERT(spawn->max_port);
 898         sh = mlx5_malloc(MLX5_MEM_ZERO | MLX5_MEM_RTE,
 899                          sizeof(struct mlx5_dev_ctx_shared) +
 900                          spawn->max_port *
 901                          sizeof(struct mlx5_dev_shared_port),
 902                          RTE_CACHE_LINE_SIZE, SOCKET_ID_ANY);
 903         if (!sh) {
 904                 DRV_LOG(ERR, "shared context allocation failure");
 905                 rte_errno  = ENOMEM;
 906                 goto exit;
 907         }
 908         err = mlx5_os_open_device(spawn, config, sh);
 909         if (!sh->ctx)
 910                 goto error;
 911         err = mlx5_os_get_dev_attr(sh->ctx, &sh->device_attr);
 912         if (err) {
 913                 DRV_LOG(DEBUG, "mlx5_os_get_dev_attr() failed");
 914                 goto error;
 915         }
 916         sh->refcnt = 1;
 917         sh->bond_dev = UINT16_MAX;
 918         sh->max_port = spawn->max_port;
 919         strncpy(sh->ibdev_name, mlx5_os_get_ctx_device_name(sh->ctx),
 920                 sizeof(sh->ibdev_name) - 1);
 921         strncpy(sh->ibdev_path, mlx5_os_get_ctx_device_path(sh->ctx),
 922                 sizeof(sh->ibdev_path) - 1);
 923         /*
 924          * Setting port_id to max unallowed value means
 925          * there is no interrupt subhandler installed for
 926          * the given port index i.
 927          */
 928         for (i = 0; i < sh->max_port; i++) {
 929                 sh->port[i].ih_port_id = RTE_MAX_ETHPORTS;
 930                 sh->port[i].devx_ih_port_id = RTE_MAX_ETHPORTS;
 931         }
 932         sh->pd = mlx5_os_alloc_pd(sh->ctx);
 933         if (sh->pd == NULL) {
 934                 DRV_LOG(ERR, "PD allocation failure");
 935                 err = ENOMEM;
 936                 goto error;
 937         }
 938         if (sh->devx) {
 939                 err = mlx5_os_get_pdn(sh->pd, &sh->pdn);
 940                 if (err) {
 941                         DRV_LOG(ERR, "Fail to extract pdn from PD");
 942                         goto error;
 943                 }
 944                 sh->td = mlx5_devx_cmd_create_td(sh->ctx);
 945                 if (!sh->td) {
 946                         DRV_LOG(ERR, "TD allocation failure");
 947                         err = ENOMEM;
 948                         goto error;
 949                 }
 950                 tis_attr.transport_domain = sh->td->id;
 951                 sh->tis = mlx5_devx_cmd_create_tis(sh->ctx, &tis_attr);
 952                 if (!sh->tis) {
 953                         DRV_LOG(ERR, "TIS allocation failure");
 954                         err = ENOMEM;
 955                         goto error;
 956                 }
 957                 err = mlx5_alloc_rxtx_uars(sh, config);
 958                 if (err)
 959                         goto error;
 960                 MLX5_ASSERT(sh->tx_uar);
 961                 MLX5_ASSERT(mlx5_os_get_devx_uar_base_addr(sh->tx_uar));
 962
 963                 MLX5_ASSERT(sh->devx_rx_uar);
 964                 MLX5_ASSERT(mlx5_os_get_devx_uar_base_addr(sh->devx_rx_uar));
 965         }
 966 #ifndef RTE_ARCH_64
 967         /* Initialize UAR access locks for 32bit implementations. */
 968         rte_spinlock_init(&sh->uar_lock_cq);
 969         for (i = 0; i < MLX5_UAR_PAGE_NUM_MAX; i++)
 970                 rte_spinlock_init(&sh->uar_lock[i]);
 971 #endif
 972         /*
 973          * Once the device is added to the list of memory event
 974          * callback, its global MR cache table cannot be expanded
 975          * on the fly because of deadlock. If it overflows, lookup
 976          * should be done by searching MR list linearly, which is slow.
 977          *
 978          * At this point the device is not added to the memory
 979          * event list yet, context is just being created.
 980          */
 981         err = mlx5_mr_btree_init(&sh->share_cache.cache,
 982                                  MLX5_MR_BTREE_CACHE_N * 2,
 983                                  spawn->pci_dev->device.numa_node);
 984         if (err) {
 985                 err = rte_errno;
 986                 goto error;
 987         }
 988         mlx5_os_set_reg_mr_cb(&sh->share_cache.reg_mr_cb,
 989                               &sh->share_cache.dereg_mr_cb);
 990         mlx5_os_dev_shared_handler_install(sh);
 991         sh->cnt_id_tbl = mlx5_l3t_create(MLX5_L3T_TYPE_DWORD);
 992         if (!sh->cnt_id_tbl) {
 993                 err = rte_errno;
 994                 goto error;
 995         }
 996         if (LIST_EMPTY(&mlx5_dev_ctx_list)) {
 997                 err = mlx5_flow_os_init_workspace_once();
 998                 if (err)
 999                         goto error;
1000         }
1001         mlx5_flow_aging_init(sh);
1002         mlx5_flow_counters_mng_init(sh);
1003         mlx5_flow_ipool_create(sh, config);
1004         /* Add device to memory callback list. */
1005         rte_rwlock_write_lock(&mlx5_shared_data->mem_event_rwlock);
1006         LIST_INSERT_HEAD(&mlx5_shared_data->mem_event_cb_list,
1007                          sh, mem_event_cb);
1008         rte_rwlock_write_unlock(&mlx5_shared_data->mem_event_rwlock);
1009         /* Add context to the global device list. */
1010         LIST_INSERT_HEAD(&mlx5_dev_ctx_list, sh, next);
1011         rte_spinlock_init(&sh->geneve_tlv_opt_sl);
1012 exit:
1013         pthread_mutex_unlock(&mlx5_dev_ctx_list_mutex);
1014         return sh;
1015 error:
1016         pthread_mutex_destroy(&sh->txpp.mutex);
1017         pthread_mutex_unlock(&mlx5_dev_ctx_list_mutex);
1018         MLX5_ASSERT(sh);
1019         if (sh->cnt_id_tbl)
1020                 mlx5_l3t_destroy(sh->cnt_id_tbl);
1021         if (sh->tis)
1022                 claim_zero(mlx5_devx_cmd_destroy(sh->tis));
1023         if (sh->td)
1024                 claim_zero(mlx5_devx_cmd_destroy(sh->td));
1025         if (sh->devx_rx_uar)
1026                 mlx5_glue->devx_free_uar(sh->devx_rx_uar);
1027         if (sh->tx_uar)
1028                 mlx5_glue->devx_free_uar(sh->tx_uar);
1029         if (sh->pd)
1030                 claim_zero(mlx5_os_dealloc_pd(sh->pd));
1031         if (sh->ctx)
1032                 claim_zero(mlx5_glue->close_device(sh->ctx));
1033         mlx5_free(sh);
1034         MLX5_ASSERT(err > 0);
1035         rte_errno = err;
1036         return NULL;
1037 }
1038
1039 /**
1040  * Free shared IB device context. Decrement counter and if zero free
1041  * all allocated resources and close handles.
1042  *
1043  * @param[in] sh
1044  *   Pointer to mlx5_dev_ctx_shared object to free
1045  */
1046 void
1047 mlx5_free_shared_dev_ctx(struct mlx5_dev_ctx_shared *sh)
1048 {
1049         pthread_mutex_lock(&mlx5_dev_ctx_list_mutex);
1050 #ifdef RTE_LIBRTE_MLX5_DEBUG
1051         /* Check the object presence in the list. */
1052         struct mlx5_dev_ctx_shared *lctx;
1053
1054         LIST_FOREACH(lctx, &mlx5_dev_ctx_list, next)
1055                 if (lctx == sh)
1056                         break;
1057         MLX5_ASSERT(lctx);
1058         if (lctx != sh) {
1059                 DRV_LOG(ERR, "Freeing non-existing shared IB context");
1060                 goto exit;
1061         }
1062 #endif
1063         MLX5_ASSERT(sh);
1064         MLX5_ASSERT(sh->refcnt);
1065         /* Secondary process should not free the shared context. */
1066         MLX5_ASSERT(rte_eal_process_type() == RTE_PROC_PRIMARY);
1067         if (--sh->refcnt)
1068                 goto exit;
1069         /* Remove from memory callback device list. */
1070         rte_rwlock_write_lock(&mlx5_shared_data->mem_event_rwlock);
1071         LIST_REMOVE(sh, mem_event_cb);
1072         rte_rwlock_write_unlock(&mlx5_shared_data->mem_event_rwlock);
1073         /* Release created Memory Regions. */
1074         mlx5_mr_release_cache(&sh->share_cache);
1075         /* Remove context from the global device list. */
1076         LIST_REMOVE(sh, next);
1077         /* Release flow workspaces objects on the last device. */
1078         if (LIST_EMPTY(&mlx5_dev_ctx_list))
1079                 mlx5_flow_os_release_workspace();
1080         pthread_mutex_unlock(&mlx5_dev_ctx_list_mutex);
1081         /*
1082          *  Ensure there is no async event handler installed.
1083          *  Only primary process handles async device events.
1084          **/
1085         mlx5_flow_counters_mng_close(sh);
1086         if (sh->aso_age_mng) {
1087                 mlx5_flow_aso_age_mng_close(sh);
1088                 sh->aso_age_mng = NULL;
1089         }
1090         mlx5_flow_ipool_destroy(sh);
1091         mlx5_os_dev_shared_handler_uninstall(sh);
1092         if (sh->cnt_id_tbl) {
1093                 mlx5_l3t_destroy(sh->cnt_id_tbl);
1094                 sh->cnt_id_tbl = NULL;
1095         }
1096         if (sh->tx_uar) {
1097                 mlx5_glue->devx_free_uar(sh->tx_uar);
1098                 sh->tx_uar = NULL;
1099         }
1100         if (sh->pd)
1101                 claim_zero(mlx5_os_dealloc_pd(sh->pd));
1102         if (sh->tis)
1103                 claim_zero(mlx5_devx_cmd_destroy(sh->tis));
1104         if (sh->td)
1105                 claim_zero(mlx5_devx_cmd_destroy(sh->td));
1106         if (sh->devx_rx_uar)
1107                 mlx5_glue->devx_free_uar(sh->devx_rx_uar);
1108         if (sh->ctx)
1109                 claim_zero(mlx5_glue->close_device(sh->ctx));
1110         MLX5_ASSERT(sh->geneve_tlv_option_resource == NULL);
1111         pthread_mutex_destroy(&sh->txpp.mutex);
1112         mlx5_free(sh);
1113         return;
1114 exit:
1115         pthread_mutex_unlock(&mlx5_dev_ctx_list_mutex);
1116 }
1117
1118 /**
1119  * Destroy table hash list.
1120  *
1121  * @param[in] priv
1122  *   Pointer to the private device data structure.
1123  */
1124 void
1125 mlx5_free_table_hash_list(struct mlx5_priv *priv)
1126 {
1127         struct mlx5_dev_ctx_shared *sh = priv->sh;
1128
1129         if (!sh->flow_tbls)
1130                 return;
1131         mlx5_hlist_destroy(sh->flow_tbls);
1132 }
1133
1134 /**
1135  * Initialize flow table hash list and create the root tables entry
1136  * for each domain.
1137  *
1138  * @param[in] priv
1139  *   Pointer to the private device data structure.
1140  *
1141  * @return
1142  *   Zero on success, positive error code otherwise.
1143  */
1144 int
1145 mlx5_alloc_table_hash_list(struct mlx5_priv *priv __rte_unused)
1146 {
1147         int err = 0;
1148         /* Tables are only used in DV and DR modes. */
1149 #if defined(HAVE_IBV_FLOW_DV_SUPPORT) || !defined(HAVE_INFINIBAND_VERBS_H)
1150         struct mlx5_dev_ctx_shared *sh = priv->sh;
1151         char s[MLX5_HLIST_NAMESIZE];
1152
1153         MLX5_ASSERT(sh);
1154         snprintf(s, sizeof(s), "%s_flow_table", priv->sh->ibdev_name);
1155         sh->flow_tbls = mlx5_hlist_create(s, MLX5_FLOW_TABLE_HLIST_ARRAY_SIZE,
1156                                           0, 0, flow_dv_tbl_create_cb,
1157                                           flow_dv_tbl_match_cb,
1158                                           flow_dv_tbl_remove_cb);
1159         if (!sh->flow_tbls) {
1160                 DRV_LOG(ERR, "flow tables with hash creation failed.");
1161                 err = ENOMEM;
1162                 return err;
1163         }
1164         sh->flow_tbls->ctx = sh;
1165 #ifndef HAVE_MLX5DV_DR
1166         struct rte_flow_error error;
1167         struct rte_eth_dev *dev = &rte_eth_devices[priv->dev_data->port_id];
1168
1169         /*
1170          * In case we have not DR support, the zero tables should be created
1171          * because DV expect to see them even if they cannot be created by
1172          * RDMA-CORE.
1173          */
1174         if (!flow_dv_tbl_resource_get(dev, 0, 0, 0, 0, NULL, 0, 1, &error) ||
1175             !flow_dv_tbl_resource_get(dev, 0, 1, 0, 0, NULL, 0, 1, &error) ||
1176             !flow_dv_tbl_resource_get(dev, 0, 0, 1, 0, NULL, 0, 1, &error)) {
1177                 err = ENOMEM;
1178                 goto error;
1179         }
1180         return err;
1181 error:
1182         mlx5_free_table_hash_list(priv);
1183 #endif /* HAVE_MLX5DV_DR */
1184 #endif
1185         return err;
1186 }
1187
1188 /**
1189  * Retrieve integer value from environment variable.
1190  *
1191  * @param[in] name
1192  *   Environment variable name.
1193  *
1194  * @return
1195  *   Integer value, 0 if the variable is not set.
1196  */
1197 int
1198 mlx5_getenv_int(const char *name)
1199 {
1200         const char *val = getenv(name);
1201
1202         if (val == NULL)
1203                 return 0;
1204         return atoi(val);
1205 }
1206
1207 /**
1208  * DPDK callback to add udp tunnel port
1209  *
1210  * @param[in] dev
1211  *   A pointer to eth_dev
1212  * @param[in] udp_tunnel
1213  *   A pointer to udp tunnel
1214  *
1215  * @return
1216  *   0 on valid udp ports and tunnels, -ENOTSUP otherwise.
1217  */
1218 int
1219 mlx5_udp_tunnel_port_add(struct rte_eth_dev *dev __rte_unused,
1220                          struct rte_eth_udp_tunnel *udp_tunnel)
1221 {
1222         MLX5_ASSERT(udp_tunnel != NULL);
1223         if (udp_tunnel->prot_type == RTE_TUNNEL_TYPE_VXLAN &&
1224             udp_tunnel->udp_port == 4789)
1225                 return 0;
1226         if (udp_tunnel->prot_type == RTE_TUNNEL_TYPE_VXLAN_GPE &&
1227             udp_tunnel->udp_port == 4790)
1228                 return 0;
1229         return -ENOTSUP;
1230 }
1231
1232 /**
1233  * Initialize process private data structure.
1234  *
1235  * @param dev
1236  *   Pointer to Ethernet device structure.
1237  *
1238  * @return
1239  *   0 on success, a negative errno value otherwise and rte_errno is set.
1240  */
1241 int
1242 mlx5_proc_priv_init(struct rte_eth_dev *dev)
1243 {
1244         struct mlx5_priv *priv = dev->data->dev_private;
1245         struct mlx5_proc_priv *ppriv;
1246         size_t ppriv_size;
1247
1248         /*
1249          * UAR register table follows the process private structure. BlueFlame
1250          * registers for Tx queues are stored in the table.
1251          */
1252         ppriv_size =
1253                 sizeof(struct mlx5_proc_priv) + priv->txqs_n * sizeof(void *);
1254         ppriv = mlx5_malloc(MLX5_MEM_RTE | MLX5_MEM_ZERO, ppriv_size,
1255                             RTE_CACHE_LINE_SIZE, dev->device->numa_node);
1256         if (!ppriv) {
1257                 rte_errno = ENOMEM;
1258                 return -rte_errno;
1259         }
1260         ppriv->uar_table_sz = priv->txqs_n;
1261         dev->process_private = ppriv;
1262         return 0;
1263 }
1264
1265 /**
1266  * Un-initialize process private data structure.
1267  *
1268  * @param dev
1269  *   Pointer to Ethernet device structure.
1270  */
1271 void
1272 mlx5_proc_priv_uninit(struct rte_eth_dev *dev)
1273 {
1274         if (!dev->process_private)
1275                 return;
1276         mlx5_free(dev->process_private);
1277         dev->process_private = NULL;
1278 }
1279
1280 /**
1281  * DPDK callback to close the device.
1282  *
1283  * Destroy all queues and objects, free memory.
1284  *
1285  * @param dev
1286  *   Pointer to Ethernet device structure.
1287  */
1288 int
1289 mlx5_dev_close(struct rte_eth_dev *dev)
1290 {
1291         struct mlx5_priv *priv = dev->data->dev_private;
1292         unsigned int i;
1293         int ret;
1294
1295         if (rte_eal_process_type() == RTE_PROC_SECONDARY) {
1296                 /* Check if process_private released. */
1297                 if (!dev->process_private)
1298                         return 0;
1299                 mlx5_tx_uar_uninit_secondary(dev);
1300                 mlx5_proc_priv_uninit(dev);
1301                 rte_eth_dev_release_port(dev);
1302                 return 0;
1303         }
1304         if (!priv->sh)
1305                 return 0;
1306         DRV_LOG(DEBUG, "port %u closing device \"%s\"",
1307                 dev->data->port_id,
1308                 ((priv->sh->ctx != NULL) ?
1309                 mlx5_os_get_ctx_device_name(priv->sh->ctx) : ""));
1310         /*
1311          * If default mreg copy action is removed at the stop stage,
1312          * the search will return none and nothing will be done anymore.
1313          */
1314         mlx5_flow_stop_default(dev);
1315         mlx5_traffic_disable(dev);
1316         /*
1317          * If all the flows are already flushed in the device stop stage,
1318          * then this will return directly without any action.
1319          */
1320         mlx5_flow_list_flush(dev, &priv->flows, true);
1321         mlx5_shared_action_flush(dev);
1322         mlx5_flow_meter_flush(dev, NULL);
1323         /* Prevent crashes when queues are still in use. */
1324         dev->rx_pkt_burst = removed_rx_burst;
1325         dev->tx_pkt_burst = removed_tx_burst;
1326         rte_wmb();
1327         /* Disable datapath on secondary process. */
1328         mlx5_mp_os_req_stop_rxtx(dev);
1329         /* Free the eCPRI flex parser resource. */
1330         mlx5_flex_parser_ecpri_release(dev);
1331         if (priv->rxqs != NULL) {
1332                 /* XXX race condition if mlx5_rx_burst() is still running. */
1333                 rte_delay_us_sleep(1000);
1334                 for (i = 0; (i != priv->rxqs_n); ++i)
1335                         mlx5_rxq_release(dev, i);
1336                 priv->rxqs_n = 0;
1337                 priv->rxqs = NULL;
1338         }
1339         if (priv->txqs != NULL) {
1340                 /* XXX race condition if mlx5_tx_burst() is still running. */
1341                 rte_delay_us_sleep(1000);
1342                 for (i = 0; (i != priv->txqs_n); ++i)
1343                         mlx5_txq_release(dev, i);
1344                 priv->txqs_n = 0;
1345                 priv->txqs = NULL;
1346         }
1347         mlx5_proc_priv_uninit(dev);
1348         if (priv->q_counters) {
1349                 mlx5_devx_cmd_destroy(priv->q_counters);
1350                 priv->q_counters = NULL;
1351         }
1352         if (priv->drop_queue.hrxq)
1353                 mlx5_drop_action_destroy(dev);
1354         if (priv->mreg_cp_tbl)
1355                 mlx5_hlist_destroy(priv->mreg_cp_tbl);
1356         mlx5_mprq_free_mp(dev);
1357         mlx5_os_free_shared_dr(priv);
1358         if (priv->rss_conf.rss_key != NULL)
1359                 mlx5_free(priv->rss_conf.rss_key);
1360         if (priv->reta_idx != NULL)
1361                 mlx5_free(priv->reta_idx);
1362         if (priv->config.vf)
1363                 mlx5_os_mac_addr_flush(dev);
1364         if (priv->nl_socket_route >= 0)
1365                 close(priv->nl_socket_route);
1366         if (priv->nl_socket_rdma >= 0)
1367                 close(priv->nl_socket_rdma);
1368         if (priv->vmwa_context)
1369                 mlx5_vlan_vmwa_exit(priv->vmwa_context);
1370         ret = mlx5_hrxq_verify(dev);
1371         if (ret)
1372                 DRV_LOG(WARNING, "port %u some hash Rx queue still remain",
1373                         dev->data->port_id);
1374         ret = mlx5_ind_table_obj_verify(dev);
1375         if (ret)
1376                 DRV_LOG(WARNING, "port %u some indirection table still remain",
1377                         dev->data->port_id);
1378         ret = mlx5_rxq_obj_verify(dev);
1379         if (ret)
1380                 DRV_LOG(WARNING, "port %u some Rx queue objects still remain",
1381                         dev->data->port_id);
1382         ret = mlx5_rxq_verify(dev);
1383         if (ret)
1384                 DRV_LOG(WARNING, "port %u some Rx queues still remain",
1385                         dev->data->port_id);
1386         ret = mlx5_txq_obj_verify(dev);
1387         if (ret)
1388                 DRV_LOG(WARNING, "port %u some Verbs Tx queue still remain",
1389                         dev->data->port_id);
1390         ret = mlx5_txq_verify(dev);
1391         if (ret)
1392                 DRV_LOG(WARNING, "port %u some Tx queues still remain",
1393                         dev->data->port_id);
1394         ret = mlx5_flow_verify(dev);
1395         if (ret)
1396                 DRV_LOG(WARNING, "port %u some flows still remain",
1397                         dev->data->port_id);
1398         mlx5_cache_list_destroy(&priv->hrxqs);
1399         /*
1400          * Free the shared context in last turn, because the cleanup
1401          * routines above may use some shared fields, like
1402          * mlx5_os_mac_addr_flush() uses ibdev_path for retrieveing
1403          * ifindex if Netlink fails.
1404          */
1405         mlx5_free_shared_dev_ctx(priv->sh);
1406         if (priv->domain_id != RTE_ETH_DEV_SWITCH_DOMAIN_ID_INVALID) {
1407                 unsigned int c = 0;
1408                 uint16_t port_id;
1409
1410                 MLX5_ETH_FOREACH_DEV(port_id, priv->pci_dev) {
1411                         struct mlx5_priv *opriv =
1412                                 rte_eth_devices[port_id].data->dev_private;
1413
1414                         if (!opriv ||
1415                             opriv->domain_id != priv->domain_id ||
1416                             &rte_eth_devices[port_id] == dev)
1417                                 continue;
1418                         ++c;
1419                         break;
1420                 }
1421                 if (!c)
1422                         claim_zero(rte_eth_switch_domain_free(priv->domain_id));
1423         }
1424         memset(priv, 0, sizeof(*priv));
1425         priv->domain_id = RTE_ETH_DEV_SWITCH_DOMAIN_ID_INVALID;
1426         /*
1427          * Reset mac_addrs to NULL such that it is not freed as part of
1428          * rte_eth_dev_release_port(). mac_addrs is part of dev_private so
1429          * it is freed when dev_private is freed.
1430          */
1431         dev->data->mac_addrs = NULL;
1432         return 0;
1433 }
1434
1435 const struct eth_dev_ops mlx5_dev_ops = {
1436         .dev_configure = mlx5_dev_configure,
1437         .dev_start = mlx5_dev_start,
1438         .dev_stop = mlx5_dev_stop,
1439         .dev_set_link_down = mlx5_set_link_down,
1440         .dev_set_link_up = mlx5_set_link_up,
1441         .dev_close = mlx5_dev_close,
1442         .promiscuous_enable = mlx5_promiscuous_enable,
1443         .promiscuous_disable = mlx5_promiscuous_disable,
1444         .allmulticast_enable = mlx5_allmulticast_enable,
1445         .allmulticast_disable = mlx5_allmulticast_disable,
1446         .link_update = mlx5_link_update,
1447         .stats_get = mlx5_stats_get,
1448         .stats_reset = mlx5_stats_reset,
1449         .xstats_get = mlx5_xstats_get,
1450         .xstats_reset = mlx5_xstats_reset,
1451         .xstats_get_names = mlx5_xstats_get_names,
1452         .fw_version_get = mlx5_fw_version_get,
1453         .dev_infos_get = mlx5_dev_infos_get,
1454         .representor_info_get = mlx5_representor_info_get,
1455         .read_clock = mlx5_txpp_read_clock,
1456         .dev_supported_ptypes_get = mlx5_dev_supported_ptypes_get,
1457         .vlan_filter_set = mlx5_vlan_filter_set,
1458         .rx_queue_setup = mlx5_rx_queue_setup,
1459         .rx_hairpin_queue_setup = mlx5_rx_hairpin_queue_setup,
1460         .tx_queue_setup = mlx5_tx_queue_setup,
1461         .tx_hairpin_queue_setup = mlx5_tx_hairpin_queue_setup,
1462         .rx_queue_release = mlx5_rx_queue_release,
1463         .tx_queue_release = mlx5_tx_queue_release,
1464         .rx_queue_start = mlx5_rx_queue_start,
1465         .rx_queue_stop = mlx5_rx_queue_stop,
1466         .tx_queue_start = mlx5_tx_queue_start,
1467         .tx_queue_stop = mlx5_tx_queue_stop,
1468         .flow_ctrl_get = mlx5_dev_get_flow_ctrl,
1469         .flow_ctrl_set = mlx5_dev_set_flow_ctrl,
1470         .mac_addr_remove = mlx5_mac_addr_remove,
1471         .mac_addr_add = mlx5_mac_addr_add,
1472         .mac_addr_set = mlx5_mac_addr_set,
1473         .set_mc_addr_list = mlx5_set_mc_addr_list,
1474         .mtu_set = mlx5_dev_set_mtu,
1475         .vlan_strip_queue_set = mlx5_vlan_strip_queue_set,
1476         .vlan_offload_set = mlx5_vlan_offload_set,
1477         .reta_update = mlx5_dev_rss_reta_update,
1478         .reta_query = mlx5_dev_rss_reta_query,
1479         .rss_hash_update = mlx5_rss_hash_update,
1480         .rss_hash_conf_get = mlx5_rss_hash_conf_get,
1481         .flow_ops_get = mlx5_flow_ops_get,
1482         .rxq_info_get = mlx5_rxq_info_get,
1483         .txq_info_get = mlx5_txq_info_get,
1484         .rx_burst_mode_get = mlx5_rx_burst_mode_get,
1485         .tx_burst_mode_get = mlx5_tx_burst_mode_get,
1486         .rx_queue_intr_enable = mlx5_rx_intr_enable,
1487         .rx_queue_intr_disable = mlx5_rx_intr_disable,
1488         .is_removed = mlx5_is_removed,
1489         .udp_tunnel_port_add  = mlx5_udp_tunnel_port_add,
1490         .get_module_info = mlx5_get_module_info,
1491         .get_module_eeprom = mlx5_get_module_eeprom,
1492         .hairpin_cap_get = mlx5_hairpin_cap_get,
1493         .mtr_ops_get = mlx5_flow_meter_ops_get,
1494         .hairpin_bind = mlx5_hairpin_bind,
1495         .hairpin_unbind = mlx5_hairpin_unbind,
1496         .hairpin_get_peer_ports = mlx5_hairpin_get_peer_ports,
1497         .hairpin_queue_peer_update = mlx5_hairpin_queue_peer_update,
1498         .hairpin_queue_peer_bind = mlx5_hairpin_queue_peer_bind,
1499         .hairpin_queue_peer_unbind = mlx5_hairpin_queue_peer_unbind,
1500 };
1501
1502 /* Available operations from secondary process. */
1503 const struct eth_dev_ops mlx5_dev_sec_ops = {
1504         .stats_get = mlx5_stats_get,
1505         .stats_reset = mlx5_stats_reset,
1506         .xstats_get = mlx5_xstats_get,
1507         .xstats_reset = mlx5_xstats_reset,
1508         .xstats_get_names = mlx5_xstats_get_names,
1509         .fw_version_get = mlx5_fw_version_get,
1510         .dev_infos_get = mlx5_dev_infos_get,
1511         .read_clock = mlx5_txpp_read_clock,
1512         .rx_queue_start = mlx5_rx_queue_start,
1513         .rx_queue_stop = mlx5_rx_queue_stop,
1514         .tx_queue_start = mlx5_tx_queue_start,
1515         .tx_queue_stop = mlx5_tx_queue_stop,
1516         .rxq_info_get = mlx5_rxq_info_get,
1517         .txq_info_get = mlx5_txq_info_get,
1518         .rx_burst_mode_get = mlx5_rx_burst_mode_get,
1519         .tx_burst_mode_get = mlx5_tx_burst_mode_get,
1520         .get_module_info = mlx5_get_module_info,
1521         .get_module_eeprom = mlx5_get_module_eeprom,
1522 };
1523
1524 /* Available operations in flow isolated mode. */
1525 const struct eth_dev_ops mlx5_dev_ops_isolate = {
1526         .dev_configure = mlx5_dev_configure,
1527         .dev_start = mlx5_dev_start,
1528         .dev_stop = mlx5_dev_stop,
1529         .dev_set_link_down = mlx5_set_link_down,
1530         .dev_set_link_up = mlx5_set_link_up,
1531         .dev_close = mlx5_dev_close,
1532         .promiscuous_enable = mlx5_promiscuous_enable,
1533         .promiscuous_disable = mlx5_promiscuous_disable,
1534         .allmulticast_enable = mlx5_allmulticast_enable,
1535         .allmulticast_disable = mlx5_allmulticast_disable,
1536         .link_update = mlx5_link_update,
1537         .stats_get = mlx5_stats_get,
1538         .stats_reset = mlx5_stats_reset,
1539         .xstats_get = mlx5_xstats_get,
1540         .xstats_reset = mlx5_xstats_reset,
1541         .xstats_get_names = mlx5_xstats_get_names,
1542         .fw_version_get = mlx5_fw_version_get,
1543         .dev_infos_get = mlx5_dev_infos_get,
1544         .read_clock = mlx5_txpp_read_clock,
1545         .dev_supported_ptypes_get = mlx5_dev_supported_ptypes_get,
1546         .vlan_filter_set = mlx5_vlan_filter_set,
1547         .rx_queue_setup = mlx5_rx_queue_setup,
1548         .rx_hairpin_queue_setup = mlx5_rx_hairpin_queue_setup,
1549         .tx_queue_setup = mlx5_tx_queue_setup,
1550         .tx_hairpin_queue_setup = mlx5_tx_hairpin_queue_setup,
1551         .rx_queue_release = mlx5_rx_queue_release,
1552         .tx_queue_release = mlx5_tx_queue_release,
1553         .rx_queue_start = mlx5_rx_queue_start,
1554         .rx_queue_stop = mlx5_rx_queue_stop,
1555         .tx_queue_start = mlx5_tx_queue_start,
1556         .tx_queue_stop = mlx5_tx_queue_stop,
1557         .flow_ctrl_get = mlx5_dev_get_flow_ctrl,
1558         .flow_ctrl_set = mlx5_dev_set_flow_ctrl,
1559         .mac_addr_remove = mlx5_mac_addr_remove,
1560         .mac_addr_add = mlx5_mac_addr_add,
1561         .mac_addr_set = mlx5_mac_addr_set,
1562         .set_mc_addr_list = mlx5_set_mc_addr_list,
1563         .mtu_set = mlx5_dev_set_mtu,
1564         .vlan_strip_queue_set = mlx5_vlan_strip_queue_set,
1565         .vlan_offload_set = mlx5_vlan_offload_set,
1566         .flow_ops_get = mlx5_flow_ops_get,
1567         .rxq_info_get = mlx5_rxq_info_get,
1568         .txq_info_get = mlx5_txq_info_get,
1569         .rx_burst_mode_get = mlx5_rx_burst_mode_get,
1570         .tx_burst_mode_get = mlx5_tx_burst_mode_get,
1571         .rx_queue_intr_enable = mlx5_rx_intr_enable,
1572         .rx_queue_intr_disable = mlx5_rx_intr_disable,
1573         .is_removed = mlx5_is_removed,
1574         .get_module_info = mlx5_get_module_info,
1575         .get_module_eeprom = mlx5_get_module_eeprom,
1576         .hairpin_cap_get = mlx5_hairpin_cap_get,
1577         .mtr_ops_get = mlx5_flow_meter_ops_get,
1578         .hairpin_bind = mlx5_hairpin_bind,
1579         .hairpin_unbind = mlx5_hairpin_unbind,
1580         .hairpin_get_peer_ports = mlx5_hairpin_get_peer_ports,
1581         .hairpin_queue_peer_update = mlx5_hairpin_queue_peer_update,
1582         .hairpin_queue_peer_bind = mlx5_hairpin_queue_peer_bind,
1583         .hairpin_queue_peer_unbind = mlx5_hairpin_queue_peer_unbind,
1584 };
1585
1586 /**
1587  * Verify and store value for device argument.
1588  *
1589  * @param[in] key
1590  *   Key argument to verify.
1591  * @param[in] val
1592  *   Value associated with key.
1593  * @param opaque
1594  *   User data.
1595  *
1596  * @return
1597  *   0 on success, a negative errno value otherwise and rte_errno is set.
1598  */
1599 static int
1600 mlx5_args_check(const char *key, const char *val, void *opaque)
1601 {
1602         struct mlx5_dev_config *config = opaque;
1603         unsigned long mod;
1604         signed long tmp;
1605
1606         /* No-op, port representors are processed in mlx5_dev_spawn(). */
1607         if (!strcmp(MLX5_REPRESENTOR, key))
1608                 return 0;
1609         errno = 0;
1610         tmp = strtol(val, NULL, 0);
1611         if (errno) {
1612                 rte_errno = errno;
1613                 DRV_LOG(WARNING, "%s: \"%s\" is not a valid integer", key, val);
1614                 return -rte_errno;
1615         }
1616         if (tmp < 0 && strcmp(MLX5_TX_PP, key) && strcmp(MLX5_TX_SKEW, key)) {
1617                 /* Negative values are acceptable for some keys only. */
1618                 rte_errno = EINVAL;
1619                 DRV_LOG(WARNING, "%s: invalid negative value \"%s\"", key, val);
1620                 return -rte_errno;
1621         }
1622         mod = tmp >= 0 ? tmp : -tmp;
1623         if (strcmp(MLX5_RXQ_CQE_COMP_EN, key) == 0) {
1624                 if (tmp > MLX5_CQE_RESP_FORMAT_L34H_STRIDX) {
1625                         DRV_LOG(ERR, "invalid CQE compression "
1626                                      "format parameter");
1627                         rte_errno = EINVAL;
1628                         return -rte_errno;
1629                 }
1630                 config->cqe_comp = !!tmp;
1631                 config->cqe_comp_fmt = tmp;
1632         } else if (strcmp(MLX5_RXQ_PKT_PAD_EN, key) == 0) {
1633                 config->hw_padding = !!tmp;
1634         } else if (strcmp(MLX5_RX_MPRQ_EN, key) == 0) {
1635                 config->mprq.enabled = !!tmp;
1636         } else if (strcmp(MLX5_RX_MPRQ_LOG_STRIDE_NUM, key) == 0) {
1637                 config->mprq.stride_num_n = tmp;
1638         } else if (strcmp(MLX5_RX_MPRQ_LOG_STRIDE_SIZE, key) == 0) {
1639                 config->mprq.stride_size_n = tmp;
1640         } else if (strcmp(MLX5_RX_MPRQ_MAX_MEMCPY_LEN, key) == 0) {
1641                 config->mprq.max_memcpy_len = tmp;
1642         } else if (strcmp(MLX5_RXQS_MIN_MPRQ, key) == 0) {
1643                 config->mprq.min_rxqs_num = tmp;
1644         } else if (strcmp(MLX5_TXQ_INLINE, key) == 0) {
1645                 DRV_LOG(WARNING, "%s: deprecated parameter,"
1646                                  " converted to txq_inline_max", key);
1647                 config->txq_inline_max = tmp;
1648         } else if (strcmp(MLX5_TXQ_INLINE_MAX, key) == 0) {
1649                 config->txq_inline_max = tmp;
1650         } else if (strcmp(MLX5_TXQ_INLINE_MIN, key) == 0) {
1651                 config->txq_inline_min = tmp;
1652         } else if (strcmp(MLX5_TXQ_INLINE_MPW, key) == 0) {
1653                 config->txq_inline_mpw = tmp;
1654         } else if (strcmp(MLX5_TXQS_MIN_INLINE, key) == 0) {
1655                 config->txqs_inline = tmp;
1656         } else if (strcmp(MLX5_TXQS_MAX_VEC, key) == 0) {
1657                 DRV_LOG(WARNING, "%s: deprecated parameter, ignored", key);
1658         } else if (strcmp(MLX5_TXQ_MPW_EN, key) == 0) {
1659                 config->mps = !!tmp;
1660         } else if (strcmp(MLX5_TX_DB_NC, key) == 0) {
1661                 if (tmp != MLX5_TXDB_CACHED &&
1662                     tmp != MLX5_TXDB_NCACHED &&
1663                     tmp != MLX5_TXDB_HEURISTIC) {
1664                         DRV_LOG(ERR, "invalid Tx doorbell "
1665                                      "mapping parameter");
1666                         rte_errno = EINVAL;
1667                         return -rte_errno;
1668                 }
1669                 config->dbnc = tmp;
1670         } else if (strcmp(MLX5_TXQ_MPW_HDR_DSEG_EN, key) == 0) {
1671                 DRV_LOG(WARNING, "%s: deprecated parameter, ignored", key);
1672         } else if (strcmp(MLX5_TXQ_MAX_INLINE_LEN, key) == 0) {
1673                 DRV_LOG(WARNING, "%s: deprecated parameter,"
1674                                  " converted to txq_inline_mpw", key);
1675                 config->txq_inline_mpw = tmp;
1676         } else if (strcmp(MLX5_TX_VEC_EN, key) == 0) {
1677                 DRV_LOG(WARNING, "%s: deprecated parameter, ignored", key);
1678         } else if (strcmp(MLX5_TX_PP, key) == 0) {
1679                 if (!mod) {
1680                         DRV_LOG(ERR, "Zero Tx packet pacing parameter");
1681                         rte_errno = EINVAL;
1682                         return -rte_errno;
1683                 }
1684                 config->tx_pp = tmp;
1685         } else if (strcmp(MLX5_TX_SKEW, key) == 0) {
1686                 config->tx_skew = tmp;
1687         } else if (strcmp(MLX5_RX_VEC_EN, key) == 0) {
1688                 config->rx_vec_en = !!tmp;
1689         } else if (strcmp(MLX5_L3_VXLAN_EN, key) == 0) {
1690                 config->l3_vxlan_en = !!tmp;
1691         } else if (strcmp(MLX5_VF_NL_EN, key) == 0) {
1692                 config->vf_nl_en = !!tmp;
1693         } else if (strcmp(MLX5_DV_ESW_EN, key) == 0) {
1694                 config->dv_esw_en = !!tmp;
1695         } else if (strcmp(MLX5_DV_FLOW_EN, key) == 0) {
1696                 config->dv_flow_en = !!tmp;
1697         } else if (strcmp(MLX5_DV_XMETA_EN, key) == 0) {
1698                 if (tmp != MLX5_XMETA_MODE_LEGACY &&
1699                     tmp != MLX5_XMETA_MODE_META16 &&
1700                     tmp != MLX5_XMETA_MODE_META32 &&
1701                     tmp != MLX5_XMETA_MODE_MISS_INFO) {
1702                         DRV_LOG(ERR, "invalid extensive "
1703                                      "metadata parameter");
1704                         rte_errno = EINVAL;
1705                         return -rte_errno;
1706                 }
1707                 if (tmp != MLX5_XMETA_MODE_MISS_INFO)
1708                         config->dv_xmeta_en = tmp;
1709                 else
1710                         config->dv_miss_info = 1;
1711         } else if (strcmp(MLX5_LACP_BY_USER, key) == 0) {
1712                 config->lacp_by_user = !!tmp;
1713         } else if (strcmp(MLX5_MR_EXT_MEMSEG_EN, key) == 0) {
1714                 config->mr_ext_memseg_en = !!tmp;
1715         } else if (strcmp(MLX5_MAX_DUMP_FILES_NUM, key) == 0) {
1716                 config->max_dump_files_num = tmp;
1717         } else if (strcmp(MLX5_LRO_TIMEOUT_USEC, key) == 0) {
1718                 config->lro.timeout = tmp;
1719         } else if (strcmp(MLX5_CLASS_ARG_NAME, key) == 0) {
1720                 DRV_LOG(DEBUG, "class argument is %s.", val);
1721         } else if (strcmp(MLX5_HP_BUF_SIZE, key) == 0) {
1722                 config->log_hp_size = tmp;
1723         } else if (strcmp(MLX5_RECLAIM_MEM, key) == 0) {
1724                 if (tmp != MLX5_RCM_NONE &&
1725                     tmp != MLX5_RCM_LIGHT &&
1726                     tmp != MLX5_RCM_AGGR) {
1727                         DRV_LOG(ERR, "Unrecognize %s: \"%s\"", key, val);
1728                         rte_errno = EINVAL;
1729                         return -rte_errno;
1730                 }
1731                 config->reclaim_mode = tmp;
1732         } else if (strcmp(MLX5_SYS_MEM_EN, key) == 0) {
1733                 config->sys_mem_en = !!tmp;
1734         } else if (strcmp(MLX5_DECAP_EN, key) == 0) {
1735                 config->decap_en = !!tmp;
1736         } else {
1737                 DRV_LOG(WARNING, "%s: unknown parameter", key);
1738                 rte_errno = EINVAL;
1739                 return -rte_errno;
1740         }
1741         return 0;
1742 }
1743
1744 /**
1745  * Parse device parameters.
1746  *
1747  * @param config
1748  *   Pointer to device configuration structure.
1749  * @param devargs
1750  *   Device arguments structure.
1751  *
1752  * @return
1753  *   0 on success, a negative errno value otherwise and rte_errno is set.
1754  */
1755 int
1756 mlx5_args(struct mlx5_dev_config *config, struct rte_devargs *devargs)
1757 {
1758         const char **params = (const char *[]){
1759                 MLX5_RXQ_CQE_COMP_EN,
1760                 MLX5_RXQ_PKT_PAD_EN,
1761                 MLX5_RX_MPRQ_EN,
1762                 MLX5_RX_MPRQ_LOG_STRIDE_NUM,
1763                 MLX5_RX_MPRQ_LOG_STRIDE_SIZE,
1764                 MLX5_RX_MPRQ_MAX_MEMCPY_LEN,
1765                 MLX5_RXQS_MIN_MPRQ,
1766                 MLX5_TXQ_INLINE,
1767                 MLX5_TXQ_INLINE_MIN,
1768                 MLX5_TXQ_INLINE_MAX,
1769                 MLX5_TXQ_INLINE_MPW,
1770                 MLX5_TXQS_MIN_INLINE,
1771                 MLX5_TXQS_MAX_VEC,
1772                 MLX5_TXQ_MPW_EN,
1773                 MLX5_TXQ_MPW_HDR_DSEG_EN,
1774                 MLX5_TXQ_MAX_INLINE_LEN,
1775                 MLX5_TX_DB_NC,
1776                 MLX5_TX_PP,
1777                 MLX5_TX_SKEW,
1778                 MLX5_TX_VEC_EN,
1779                 MLX5_RX_VEC_EN,
1780                 MLX5_L3_VXLAN_EN,
1781                 MLX5_VF_NL_EN,
1782                 MLX5_DV_ESW_EN,
1783                 MLX5_DV_FLOW_EN,
1784                 MLX5_DV_XMETA_EN,
1785                 MLX5_LACP_BY_USER,
1786                 MLX5_MR_EXT_MEMSEG_EN,
1787                 MLX5_REPRESENTOR,
1788                 MLX5_MAX_DUMP_FILES_NUM,
1789                 MLX5_LRO_TIMEOUT_USEC,
1790                 MLX5_CLASS_ARG_NAME,
1791                 MLX5_HP_BUF_SIZE,
1792                 MLX5_RECLAIM_MEM,
1793                 MLX5_SYS_MEM_EN,
1794                 MLX5_DECAP_EN,
1795                 NULL,
1796         };
1797         struct rte_kvargs *kvlist;
1798         int ret = 0;
1799         int i;
1800
1801         if (devargs == NULL)
1802                 return 0;
1803         /* Following UGLY cast is done to pass checkpatch. */
1804         kvlist = rte_kvargs_parse(devargs->args, params);
1805         if (kvlist == NULL) {
1806                 rte_errno = EINVAL;
1807                 return -rte_errno;
1808         }
1809         /* Process parameters. */
1810         for (i = 0; (params[i] != NULL); ++i) {
1811                 if (rte_kvargs_count(kvlist, params[i])) {
1812                         ret = rte_kvargs_process(kvlist, params[i],
1813                                                  mlx5_args_check, config);
1814                         if (ret) {
1815                                 rte_errno = EINVAL;
1816                                 rte_kvargs_free(kvlist);
1817                                 return -rte_errno;
1818                         }
1819                 }
1820         }
1821         rte_kvargs_free(kvlist);
1822         return 0;
1823 }
1824
1825 /**
1826  * Configures the minimal amount of data to inline into WQE
1827  * while sending packets.
1828  *
1829  * - the txq_inline_min has the maximal priority, if this
1830  *   key is specified in devargs
1831  * - if DevX is enabled the inline mode is queried from the
1832  *   device (HCA attributes and NIC vport context if needed).
1833  * - otherwise L2 mode (18 bytes) is assumed for ConnectX-4/4 Lx
1834  *   and none (0 bytes) for other NICs
1835  *
1836  * @param spawn
1837  *   Verbs device parameters (name, port, switch_info) to spawn.
1838  * @param config
1839  *   Device configuration parameters.
1840  */
1841 void
1842 mlx5_set_min_inline(struct mlx5_dev_spawn_data *spawn,
1843                     struct mlx5_dev_config *config)
1844 {
1845         if (config->txq_inline_min != MLX5_ARG_UNSET) {
1846                 /* Application defines size of inlined data explicitly. */
1847                 switch (spawn->pci_dev->id.device_id) {
1848                 case PCI_DEVICE_ID_MELLANOX_CONNECTX4:
1849                 case PCI_DEVICE_ID_MELLANOX_CONNECTX4VF:
1850                         if (config->txq_inline_min <
1851                                        (int)MLX5_INLINE_HSIZE_L2) {
1852                                 DRV_LOG(DEBUG,
1853                                         "txq_inline_mix aligned to minimal"
1854                                         " ConnectX-4 required value %d",
1855                                         (int)MLX5_INLINE_HSIZE_L2);
1856                                 config->txq_inline_min = MLX5_INLINE_HSIZE_L2;
1857                         }
1858                         break;
1859                 }
1860                 goto exit;
1861         }
1862         if (config->hca_attr.eth_net_offloads) {
1863                 /* We have DevX enabled, inline mode queried successfully. */
1864                 switch (config->hca_attr.wqe_inline_mode) {
1865                 case MLX5_CAP_INLINE_MODE_L2:
1866                         /* outer L2 header must be inlined. */
1867                         config->txq_inline_min = MLX5_INLINE_HSIZE_L2;
1868                         goto exit;
1869                 case MLX5_CAP_INLINE_MODE_NOT_REQUIRED:
1870                         /* No inline data are required by NIC. */
1871                         config->txq_inline_min = MLX5_INLINE_HSIZE_NONE;
1872                         config->hw_vlan_insert =
1873                                 config->hca_attr.wqe_vlan_insert;
1874                         DRV_LOG(DEBUG, "Tx VLAN insertion is supported");
1875                         goto exit;
1876                 case MLX5_CAP_INLINE_MODE_VPORT_CONTEXT:
1877                         /* inline mode is defined by NIC vport context. */
1878                         if (!config->hca_attr.eth_virt)
1879                                 break;
1880                         switch (config->hca_attr.vport_inline_mode) {
1881                         case MLX5_INLINE_MODE_NONE:
1882                                 config->txq_inline_min =
1883                                         MLX5_INLINE_HSIZE_NONE;
1884                                 goto exit;
1885                         case MLX5_INLINE_MODE_L2:
1886                                 config->txq_inline_min =
1887                                         MLX5_INLINE_HSIZE_L2;
1888                                 goto exit;
1889                         case MLX5_INLINE_MODE_IP:
1890                                 config->txq_inline_min =
1891                                         MLX5_INLINE_HSIZE_L3;
1892                                 goto exit;
1893                         case MLX5_INLINE_MODE_TCP_UDP:
1894                                 config->txq_inline_min =
1895                                         MLX5_INLINE_HSIZE_L4;
1896                                 goto exit;
1897                         case MLX5_INLINE_MODE_INNER_L2:
1898                                 config->txq_inline_min =
1899                                         MLX5_INLINE_HSIZE_INNER_L2;
1900                                 goto exit;
1901                         case MLX5_INLINE_MODE_INNER_IP:
1902                                 config->txq_inline_min =
1903                                         MLX5_INLINE_HSIZE_INNER_L3;
1904                                 goto exit;
1905                         case MLX5_INLINE_MODE_INNER_TCP_UDP:
1906                                 config->txq_inline_min =
1907                                         MLX5_INLINE_HSIZE_INNER_L4;
1908                                 goto exit;
1909                         }
1910                 }
1911         }
1912         /*
1913          * We get here if we are unable to deduce
1914          * inline data size with DevX. Try PCI ID
1915          * to determine old NICs.
1916          */
1917         switch (spawn->pci_dev->id.device_id) {
1918         case PCI_DEVICE_ID_MELLANOX_CONNECTX4:
1919         case PCI_DEVICE_ID_MELLANOX_CONNECTX4VF:
1920         case PCI_DEVICE_ID_MELLANOX_CONNECTX4LX:
1921         case PCI_DEVICE_ID_MELLANOX_CONNECTX4LXVF:
1922                 config->txq_inline_min = MLX5_INLINE_HSIZE_L2;
1923                 config->hw_vlan_insert = 0;
1924                 break;
1925         case PCI_DEVICE_ID_MELLANOX_CONNECTX5:
1926         case PCI_DEVICE_ID_MELLANOX_CONNECTX5VF:
1927         case PCI_DEVICE_ID_MELLANOX_CONNECTX5EX:
1928         case PCI_DEVICE_ID_MELLANOX_CONNECTX5EXVF:
1929                 /*
1930                  * These NICs support VLAN insertion from WQE and
1931                  * report the wqe_vlan_insert flag. But there is the bug
1932                  * and PFC control may be broken, so disable feature.
1933                  */
1934                 config->hw_vlan_insert = 0;
1935                 config->txq_inline_min = MLX5_INLINE_HSIZE_NONE;
1936                 break;
1937         default:
1938                 config->txq_inline_min = MLX5_INLINE_HSIZE_NONE;
1939                 break;
1940         }
1941 exit:
1942         DRV_LOG(DEBUG, "min tx inline configured: %d", config->txq_inline_min);
1943 }
1944
1945 /**
1946  * Configures the metadata mask fields in the shared context.
1947  *
1948  * @param [in] dev
1949  *   Pointer to Ethernet device.
1950  */
1951 void
1952 mlx5_set_metadata_mask(struct rte_eth_dev *dev)
1953 {
1954         struct mlx5_priv *priv = dev->data->dev_private;
1955         struct mlx5_dev_ctx_shared *sh = priv->sh;
1956         uint32_t meta, mark, reg_c0;
1957
1958         reg_c0 = ~priv->vport_meta_mask;
1959         switch (priv->config.dv_xmeta_en) {
1960         case MLX5_XMETA_MODE_LEGACY:
1961                 meta = UINT32_MAX;
1962                 mark = MLX5_FLOW_MARK_MASK;
1963                 break;
1964         case MLX5_XMETA_MODE_META16:
1965                 meta = reg_c0 >> rte_bsf32(reg_c0);
1966                 mark = MLX5_FLOW_MARK_MASK;
1967                 break;
1968         case MLX5_XMETA_MODE_META32:
1969                 meta = UINT32_MAX;
1970                 mark = (reg_c0 >> rte_bsf32(reg_c0)) & MLX5_FLOW_MARK_MASK;
1971                 break;
1972         default:
1973                 meta = 0;
1974                 mark = 0;
1975                 MLX5_ASSERT(false);
1976                 break;
1977         }
1978         if (sh->dv_mark_mask && sh->dv_mark_mask != mark)
1979                 DRV_LOG(WARNING, "metadata MARK mask mismatche %08X:%08X",
1980                                  sh->dv_mark_mask, mark);
1981         else
1982                 sh->dv_mark_mask = mark;
1983         if (sh->dv_meta_mask && sh->dv_meta_mask != meta)
1984                 DRV_LOG(WARNING, "metadata META mask mismatche %08X:%08X",
1985                                  sh->dv_meta_mask, meta);
1986         else
1987                 sh->dv_meta_mask = meta;
1988         if (sh->dv_regc0_mask && sh->dv_regc0_mask != reg_c0)
1989                 DRV_LOG(WARNING, "metadata reg_c0 mask mismatche %08X:%08X",
1990                                  sh->dv_meta_mask, reg_c0);
1991         else
1992                 sh->dv_regc0_mask = reg_c0;
1993         DRV_LOG(DEBUG, "metadata mode %u", priv->config.dv_xmeta_en);
1994         DRV_LOG(DEBUG, "metadata MARK mask %08X", sh->dv_mark_mask);
1995         DRV_LOG(DEBUG, "metadata META mask %08X", sh->dv_meta_mask);
1996         DRV_LOG(DEBUG, "metadata reg_c0 mask %08X", sh->dv_regc0_mask);
1997 }
1998
1999 int
2000 rte_pmd_mlx5_get_dyn_flag_names(char *names[], unsigned int n)
2001 {
2002         static const char *const dynf_names[] = {
2003                 RTE_PMD_MLX5_FINE_GRANULARITY_INLINE,
2004                 RTE_MBUF_DYNFLAG_METADATA_NAME,
2005                 RTE_MBUF_DYNFLAG_TX_TIMESTAMP_NAME
2006         };
2007         unsigned int i;
2008
2009         if (n < RTE_DIM(dynf_names))
2010                 return -ENOMEM;
2011         for (i = 0; i < RTE_DIM(dynf_names); i++) {
2012                 if (names[i] == NULL)
2013                         return -EINVAL;
2014                 strcpy(names[i], dynf_names[i]);
2015         }
2016         return RTE_DIM(dynf_names);
2017 }
2018
2019 /**
2020  * Comparison callback to sort device data.
2021  *
2022  * This is meant to be used with qsort().
2023  *
2024  * @param a[in]
2025  *   Pointer to pointer to first data object.
2026  * @param b[in]
2027  *   Pointer to pointer to second data object.
2028  *
2029  * @return
2030  *   0 if both objects are equal, less than 0 if the first argument is less
2031  *   than the second, greater than 0 otherwise.
2032  */
2033 int
2034 mlx5_dev_check_sibling_config(struct mlx5_priv *priv,
2035                               struct mlx5_dev_config *config)
2036 {
2037         struct mlx5_dev_ctx_shared *sh = priv->sh;
2038         struct mlx5_dev_config *sh_conf = NULL;
2039         uint16_t port_id;
2040
2041         MLX5_ASSERT(sh);
2042         /* Nothing to compare for the single/first device. */
2043         if (sh->refcnt == 1)
2044                 return 0;
2045         /* Find the device with shared context. */
2046         MLX5_ETH_FOREACH_DEV(port_id, priv->pci_dev) {
2047                 struct mlx5_priv *opriv =
2048                         rte_eth_devices[port_id].data->dev_private;
2049
2050                 if (opriv && opriv != priv && opriv->sh == sh) {
2051                         sh_conf = &opriv->config;
2052                         break;
2053                 }
2054         }
2055         if (!sh_conf)
2056                 return 0;
2057         if (sh_conf->dv_flow_en ^ config->dv_flow_en) {
2058                 DRV_LOG(ERR, "\"dv_flow_en\" configuration mismatch"
2059                              " for shared %s context", sh->ibdev_name);
2060                 rte_errno = EINVAL;
2061                 return rte_errno;
2062         }
2063         if (sh_conf->dv_xmeta_en ^ config->dv_xmeta_en) {
2064                 DRV_LOG(ERR, "\"dv_xmeta_en\" configuration mismatch"
2065                              " for shared %s context", sh->ibdev_name);
2066                 rte_errno = EINVAL;
2067                 return rte_errno;
2068         }
2069         return 0;
2070 }
2071
2072 /**
2073  * Look for the ethernet device belonging to mlx5 driver.
2074  *
2075  * @param[in] port_id
2076  *   port_id to start looking for device.
2077  * @param[in] pci_dev
2078  *   Pointer to the hint PCI device. When device is being probed
2079  *   the its siblings (master and preceding representors might
2080  *   not have assigned driver yet (because the mlx5_os_pci_probe()
2081  *   is not completed yet, for this case match on hint PCI
2082  *   device may be used to detect sibling device.
2083  *
2084  * @return
2085  *   port_id of found device, RTE_MAX_ETHPORT if not found.
2086  */
2087 uint16_t
2088 mlx5_eth_find_next(uint16_t port_id, struct rte_pci_device *pci_dev)
2089 {
2090         while (port_id < RTE_MAX_ETHPORTS) {
2091                 struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2092
2093                 if (dev->state != RTE_ETH_DEV_UNUSED &&
2094                     dev->device &&
2095                     (dev->device == &pci_dev->device ||
2096                      (dev->device->driver &&
2097                      dev->device->driver->name &&
2098                      !strcmp(dev->device->driver->name, MLX5_DRIVER_NAME))))
2099                         break;
2100                 port_id++;
2101         }
2102         if (port_id >= RTE_MAX_ETHPORTS)
2103                 return RTE_MAX_ETHPORTS;
2104         return port_id;
2105 }
2106
2107 /**
2108  * DPDK callback to remove a PCI device.
2109  *
2110  * This function removes all Ethernet devices belong to a given PCI device.
2111  *
2112  * @param[in] pci_dev
2113  *   Pointer to the PCI device.
2114  *
2115  * @return
2116  *   0 on success, the function cannot fail.
2117  */
2118 static int
2119 mlx5_pci_remove(struct rte_pci_device *pci_dev)
2120 {
2121         uint16_t port_id;
2122         int ret = 0;
2123
2124         RTE_ETH_FOREACH_DEV_OF(port_id, &pci_dev->device) {
2125                 /*
2126                  * mlx5_dev_close() is not registered to secondary process,
2127                  * call the close function explicitly for secondary process.
2128                  */
2129                 if (rte_eal_process_type() == RTE_PROC_SECONDARY)
2130                         ret |= mlx5_dev_close(&rte_eth_devices[port_id]);
2131                 else
2132                         ret |= rte_eth_dev_close(port_id);
2133         }
2134         return ret == 0 ? 0 : -EIO;
2135 }
2136
2137 static const struct rte_pci_id mlx5_pci_id_map[] = {
2138         {
2139                 RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX,
2140                                PCI_DEVICE_ID_MELLANOX_CONNECTX4)
2141         },
2142         {
2143                 RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX,
2144                                PCI_DEVICE_ID_MELLANOX_CONNECTX4VF)
2145         },
2146         {
2147                 RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX,
2148                                PCI_DEVICE_ID_MELLANOX_CONNECTX4LX)
2149         },
2150         {
2151                 RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX,
2152                                PCI_DEVICE_ID_MELLANOX_CONNECTX4LXVF)
2153         },
2154         {
2155                 RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX,
2156                                PCI_DEVICE_ID_MELLANOX_CONNECTX5)
2157         },
2158         {
2159                 RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX,
2160                                PCI_DEVICE_ID_MELLANOX_CONNECTX5VF)
2161         },
2162         {
2163                 RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX,
2164                                PCI_DEVICE_ID_MELLANOX_CONNECTX5EX)
2165         },
2166         {
2167                 RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX,
2168                                PCI_DEVICE_ID_MELLANOX_CONNECTX5EXVF)
2169         },
2170         {
2171                 RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX,
2172                                PCI_DEVICE_ID_MELLANOX_CONNECTX5BF)
2173         },
2174         {
2175                 RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX,
2176                                PCI_DEVICE_ID_MELLANOX_CONNECTX5BFVF)
2177         },
2178         {
2179                 RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX,
2180                                 PCI_DEVICE_ID_MELLANOX_CONNECTX6)
2181         },
2182         {
2183                 RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX,
2184                                 PCI_DEVICE_ID_MELLANOX_CONNECTX6VF)
2185         },
2186         {
2187                 RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX,
2188                                 PCI_DEVICE_ID_MELLANOX_CONNECTX6DX)
2189         },
2190         {
2191                 RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX,
2192                                 PCI_DEVICE_ID_MELLANOX_CONNECTXVF)
2193         },
2194         {
2195                 RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX,
2196                                 PCI_DEVICE_ID_MELLANOX_CONNECTX6DXBF)
2197         },
2198         {
2199                 RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX,
2200                                 PCI_DEVICE_ID_MELLANOX_CONNECTX6LX)
2201         },
2202         {
2203                 RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX,
2204                                 PCI_DEVICE_ID_MELLANOX_CONNECTX7)
2205         },
2206         {
2207                 RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX,
2208                                 PCI_DEVICE_ID_MELLANOX_CONNECTX7BF)
2209         },
2210         {
2211                 .vendor_id = 0
2212         }
2213 };
2214
2215 static struct mlx5_pci_driver mlx5_driver = {
2216         .driver_class = MLX5_CLASS_NET,
2217         .pci_driver = {
2218                 .driver = {
2219                         .name = MLX5_DRIVER_NAME,
2220                 },
2221                 .id_table = mlx5_pci_id_map,
2222                 .probe = mlx5_os_pci_probe,
2223                 .remove = mlx5_pci_remove,
2224                 .dma_map = mlx5_dma_map,
2225                 .dma_unmap = mlx5_dma_unmap,
2226                 .drv_flags = PCI_DRV_FLAGS,
2227         },
2228 };
2229
2230 /* Initialize driver log type. */
2231 RTE_LOG_REGISTER(mlx5_logtype, pmd.net.mlx5, NOTICE)
2232
2233 /**
2234  * Driver initialization routine.
2235  */
2236 RTE_INIT(rte_mlx5_pmd_init)
2237 {
2238         pthread_mutex_init(&mlx5_dev_ctx_list_mutex, NULL);
2239         mlx5_common_init();
2240         /* Build the static tables for Verbs conversion. */
2241         mlx5_set_ptype_table();
2242         mlx5_set_cksum_table();
2243         mlx5_set_swp_types_table();
2244         if (mlx5_glue)
2245                 mlx5_pci_driver_register(&mlx5_driver);
2246 }
2247
2248 RTE_PMD_EXPORT_NAME(net_mlx5, __COUNTER__);
2249 RTE_PMD_REGISTER_PCI_TABLE(net_mlx5, mlx5_pci_id_map);
2250 RTE_PMD_REGISTER_KMOD_DEP(net_mlx5, "* ib_uverbs & mlx5_core & mlx5_ib");