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 <rte_pci.h> 16 #include <rte_bus_pci.h> 17 #include <rte_common.h> 18 #include <rte_kvargs.h> 19 #include <rte_rwlock.h> 20 #include <rte_spinlock.h> 21 #include <rte_string_fns.h> 22 #include <rte_eal_paging.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_malloc.h> 32 33 #include "mlx5_defs.h" 34 #include "mlx5.h" 35 #include "mlx5_utils.h" 36 #include "mlx5_rxtx.h" 37 #include "mlx5_rx.h" 38 #include "mlx5_tx.h" 39 #include "mlx5_autoconf.h" 40 #include "mlx5_flow.h" 41 #include "mlx5_flow_os.h" 42 #include "rte_pmd_mlx5.h" 43 44 #define MLX5_ETH_DRIVER_NAME mlx5_eth 45 46 /* Device parameter to enable RX completion queue compression. */ 47 #define MLX5_RXQ_CQE_COMP_EN "rxq_cqe_comp_en" 48 49 /* Device parameter to enable padding Rx packet to cacheline size. */ 50 #define MLX5_RXQ_PKT_PAD_EN "rxq_pkt_pad_en" 51 52 /* Device parameter to enable Multi-Packet Rx queue. */ 53 #define MLX5_RX_MPRQ_EN "mprq_en" 54 55 /* Device parameter to configure log 2 of the number of strides for MPRQ. */ 56 #define MLX5_RX_MPRQ_LOG_STRIDE_NUM "mprq_log_stride_num" 57 58 /* Device parameter to configure log 2 of the stride size for MPRQ. */ 59 #define MLX5_RX_MPRQ_LOG_STRIDE_SIZE "mprq_log_stride_size" 60 61 /* Device parameter to limit the size of memcpy'd packet for MPRQ. */ 62 #define MLX5_RX_MPRQ_MAX_MEMCPY_LEN "mprq_max_memcpy_len" 63 64 /* Device parameter to set the minimum number of Rx queues to enable MPRQ. */ 65 #define MLX5_RXQS_MIN_MPRQ "rxqs_min_mprq" 66 67 /* Device parameter to configure inline send. Deprecated, ignored.*/ 68 #define MLX5_TXQ_INLINE "txq_inline" 69 70 /* Device parameter to limit packet size to inline with ordinary SEND. */ 71 #define MLX5_TXQ_INLINE_MAX "txq_inline_max" 72 73 /* Device parameter to configure minimal data size to inline. */ 74 #define MLX5_TXQ_INLINE_MIN "txq_inline_min" 75 76 /* Device parameter to limit packet size to inline with Enhanced MPW. */ 77 #define MLX5_TXQ_INLINE_MPW "txq_inline_mpw" 78 79 /* 80 * Device parameter to configure the number of TX queues threshold for 81 * enabling inline send. 82 */ 83 #define MLX5_TXQS_MIN_INLINE "txqs_min_inline" 84 85 /* 86 * Device parameter to configure the number of TX queues threshold for 87 * enabling vectorized Tx, deprecated, ignored (no vectorized Tx routines). 88 */ 89 #define MLX5_TXQS_MAX_VEC "txqs_max_vec" 90 91 /* Device parameter to enable multi-packet send WQEs. */ 92 #define MLX5_TXQ_MPW_EN "txq_mpw_en" 93 94 /* 95 * Device parameter to include 2 dsegs in the title WQEBB. 96 * Deprecated, ignored. 97 */ 98 #define MLX5_TXQ_MPW_HDR_DSEG_EN "txq_mpw_hdr_dseg_en" 99 100 /* 101 * Device parameter to limit the size of inlining packet. 102 * Deprecated, ignored. 103 */ 104 #define MLX5_TXQ_MAX_INLINE_LEN "txq_max_inline_len" 105 106 /* 107 * Device parameter to enable Tx scheduling on timestamps 108 * and specify the packet pacing granularity in nanoseconds. 109 */ 110 #define MLX5_TX_PP "tx_pp" 111 112 /* 113 * Device parameter to specify skew in nanoseconds on Tx datapath, 114 * it represents the time between SQ start WQE processing and 115 * appearing actual packet data on the wire. 116 */ 117 #define MLX5_TX_SKEW "tx_skew" 118 119 /* 120 * Device parameter to enable hardware Tx vector. 121 * Deprecated, ignored (no vectorized Tx routines anymore). 122 */ 123 #define MLX5_TX_VEC_EN "tx_vec_en" 124 125 /* Device parameter to enable hardware Rx vector. */ 126 #define MLX5_RX_VEC_EN "rx_vec_en" 127 128 /* Allow L3 VXLAN flow creation. */ 129 #define MLX5_L3_VXLAN_EN "l3_vxlan_en" 130 131 /* Activate DV E-Switch flow steering. */ 132 #define MLX5_DV_ESW_EN "dv_esw_en" 133 134 /* Activate DV flow steering. */ 135 #define MLX5_DV_FLOW_EN "dv_flow_en" 136 137 /* Enable extensive flow metadata support. */ 138 #define MLX5_DV_XMETA_EN "dv_xmeta_en" 139 140 /* Device parameter to let the user manage the lacp traffic of bonded device */ 141 #define MLX5_LACP_BY_USER "lacp_by_user" 142 143 /* Activate Netlink support in VF mode. */ 144 #define MLX5_VF_NL_EN "vf_nl_en" 145 146 /* Select port representors to instantiate. */ 147 #define MLX5_REPRESENTOR "representor" 148 149 /* Device parameter to configure the maximum number of dump files per queue. */ 150 #define MLX5_MAX_DUMP_FILES_NUM "max_dump_files_num" 151 152 /* Configure timeout of LRO session (in microseconds). */ 153 #define MLX5_LRO_TIMEOUT_USEC "lro_timeout_usec" 154 155 /* 156 * Device parameter to configure the total data buffer size for a single 157 * hairpin queue (logarithm value). 158 */ 159 #define MLX5_HP_BUF_SIZE "hp_buf_log_sz" 160 161 /* Flow memory reclaim mode. */ 162 #define MLX5_RECLAIM_MEM "reclaim_mem_mode" 163 164 /* Decap will be used or not. */ 165 #define MLX5_DECAP_EN "decap_en" 166 167 /* Device parameter to configure allow or prevent duplicate rules pattern. */ 168 #define MLX5_ALLOW_DUPLICATE_PATTERN "allow_duplicate_pattern" 169 170 /* Device parameter to configure the delay drop when creating Rxqs. */ 171 #define MLX5_DELAY_DROP "delay_drop" 172 173 /* Shared memory between primary and secondary processes. */ 174 struct mlx5_shared_data *mlx5_shared_data; 175 176 /** Driver-specific log messages type. */ 177 int mlx5_logtype; 178 179 static LIST_HEAD(, mlx5_dev_ctx_shared) mlx5_dev_ctx_list = 180 LIST_HEAD_INITIALIZER(); 181 static pthread_mutex_t mlx5_dev_ctx_list_mutex; 182 static const struct mlx5_indexed_pool_config mlx5_ipool_cfg[] = { 183 #if defined(HAVE_IBV_FLOW_DV_SUPPORT) || !defined(HAVE_INFINIBAND_VERBS_H) 184 [MLX5_IPOOL_DECAP_ENCAP] = { 185 .size = sizeof(struct mlx5_flow_dv_encap_decap_resource), 186 .trunk_size = 64, 187 .grow_trunk = 3, 188 .grow_shift = 2, 189 .need_lock = 1, 190 .release_mem_en = 1, 191 .malloc = mlx5_malloc, 192 .free = mlx5_free, 193 .type = "mlx5_encap_decap_ipool", 194 }, 195 [MLX5_IPOOL_PUSH_VLAN] = { 196 .size = sizeof(struct mlx5_flow_dv_push_vlan_action_resource), 197 .trunk_size = 64, 198 .grow_trunk = 3, 199 .grow_shift = 2, 200 .need_lock = 1, 201 .release_mem_en = 1, 202 .malloc = mlx5_malloc, 203 .free = mlx5_free, 204 .type = "mlx5_push_vlan_ipool", 205 }, 206 [MLX5_IPOOL_TAG] = { 207 .size = sizeof(struct mlx5_flow_dv_tag_resource), 208 .trunk_size = 64, 209 .grow_trunk = 3, 210 .grow_shift = 2, 211 .need_lock = 1, 212 .release_mem_en = 0, 213 .per_core_cache = (1 << 16), 214 .malloc = mlx5_malloc, 215 .free = mlx5_free, 216 .type = "mlx5_tag_ipool", 217 }, 218 [MLX5_IPOOL_PORT_ID] = { 219 .size = sizeof(struct mlx5_flow_dv_port_id_action_resource), 220 .trunk_size = 64, 221 .grow_trunk = 3, 222 .grow_shift = 2, 223 .need_lock = 1, 224 .release_mem_en = 1, 225 .malloc = mlx5_malloc, 226 .free = mlx5_free, 227 .type = "mlx5_port_id_ipool", 228 }, 229 [MLX5_IPOOL_JUMP] = { 230 .size = sizeof(struct mlx5_flow_tbl_data_entry), 231 .trunk_size = 64, 232 .grow_trunk = 3, 233 .grow_shift = 2, 234 .need_lock = 1, 235 .release_mem_en = 1, 236 .malloc = mlx5_malloc, 237 .free = mlx5_free, 238 .type = "mlx5_jump_ipool", 239 }, 240 [MLX5_IPOOL_SAMPLE] = { 241 .size = sizeof(struct mlx5_flow_dv_sample_resource), 242 .trunk_size = 64, 243 .grow_trunk = 3, 244 .grow_shift = 2, 245 .need_lock = 1, 246 .release_mem_en = 1, 247 .malloc = mlx5_malloc, 248 .free = mlx5_free, 249 .type = "mlx5_sample_ipool", 250 }, 251 [MLX5_IPOOL_DEST_ARRAY] = { 252 .size = sizeof(struct mlx5_flow_dv_dest_array_resource), 253 .trunk_size = 64, 254 .grow_trunk = 3, 255 .grow_shift = 2, 256 .need_lock = 1, 257 .release_mem_en = 1, 258 .malloc = mlx5_malloc, 259 .free = mlx5_free, 260 .type = "mlx5_dest_array_ipool", 261 }, 262 [MLX5_IPOOL_TUNNEL_ID] = { 263 .size = sizeof(struct mlx5_flow_tunnel), 264 .trunk_size = MLX5_MAX_TUNNELS, 265 .need_lock = 1, 266 .release_mem_en = 1, 267 .type = "mlx5_tunnel_offload", 268 }, 269 [MLX5_IPOOL_TNL_TBL_ID] = { 270 .size = 0, 271 .need_lock = 1, 272 .type = "mlx5_flow_tnl_tbl_ipool", 273 }, 274 #endif 275 [MLX5_IPOOL_MTR] = { 276 /** 277 * The ipool index should grow continually from small to big, 278 * for meter idx, so not set grow_trunk to avoid meter index 279 * not jump continually. 280 */ 281 .size = sizeof(struct mlx5_legacy_flow_meter), 282 .trunk_size = 64, 283 .need_lock = 1, 284 .release_mem_en = 1, 285 .malloc = mlx5_malloc, 286 .free = mlx5_free, 287 .type = "mlx5_meter_ipool", 288 }, 289 [MLX5_IPOOL_MCP] = { 290 .size = sizeof(struct mlx5_flow_mreg_copy_resource), 291 .trunk_size = 64, 292 .grow_trunk = 3, 293 .grow_shift = 2, 294 .need_lock = 1, 295 .release_mem_en = 1, 296 .malloc = mlx5_malloc, 297 .free = mlx5_free, 298 .type = "mlx5_mcp_ipool", 299 }, 300 [MLX5_IPOOL_HRXQ] = { 301 .size = (sizeof(struct mlx5_hrxq) + MLX5_RSS_HASH_KEY_LEN), 302 .trunk_size = 64, 303 .grow_trunk = 3, 304 .grow_shift = 2, 305 .need_lock = 1, 306 .release_mem_en = 1, 307 .malloc = mlx5_malloc, 308 .free = mlx5_free, 309 .type = "mlx5_hrxq_ipool", 310 }, 311 [MLX5_IPOOL_MLX5_FLOW] = { 312 /* 313 * MLX5_IPOOL_MLX5_FLOW size varies for DV and VERBS flows. 314 * It set in run time according to PCI function configuration. 315 */ 316 .size = 0, 317 .trunk_size = 64, 318 .grow_trunk = 3, 319 .grow_shift = 2, 320 .need_lock = 1, 321 .release_mem_en = 0, 322 .per_core_cache = 1 << 19, 323 .malloc = mlx5_malloc, 324 .free = mlx5_free, 325 .type = "mlx5_flow_handle_ipool", 326 }, 327 [MLX5_IPOOL_RTE_FLOW] = { 328 .size = sizeof(struct rte_flow), 329 .trunk_size = 4096, 330 .need_lock = 1, 331 .release_mem_en = 1, 332 .malloc = mlx5_malloc, 333 .free = mlx5_free, 334 .type = "rte_flow_ipool", 335 }, 336 [MLX5_IPOOL_RSS_EXPANTION_FLOW_ID] = { 337 .size = 0, 338 .need_lock = 1, 339 .type = "mlx5_flow_rss_id_ipool", 340 }, 341 [MLX5_IPOOL_RSS_SHARED_ACTIONS] = { 342 .size = sizeof(struct mlx5_shared_action_rss), 343 .trunk_size = 64, 344 .grow_trunk = 3, 345 .grow_shift = 2, 346 .need_lock = 1, 347 .release_mem_en = 1, 348 .malloc = mlx5_malloc, 349 .free = mlx5_free, 350 .type = "mlx5_shared_action_rss", 351 }, 352 [MLX5_IPOOL_MTR_POLICY] = { 353 /** 354 * The ipool index should grow continually from small to big, 355 * for policy idx, so not set grow_trunk to avoid policy index 356 * not jump continually. 357 */ 358 .size = sizeof(struct mlx5_flow_meter_sub_policy), 359 .trunk_size = 64, 360 .need_lock = 1, 361 .release_mem_en = 1, 362 .malloc = mlx5_malloc, 363 .free = mlx5_free, 364 .type = "mlx5_meter_policy_ipool", 365 }, 366 }; 367 368 #define MLX5_FLOW_MIN_ID_POOL_SIZE 512 369 #define MLX5_ID_GENERATION_ARRAY_FACTOR 16 370 371 #define MLX5_FLOW_TABLE_HLIST_ARRAY_SIZE 1024 372 373 /** 374 * Decide whether representor ID is a HPF(host PF) port on BF2. 375 * 376 * @param dev 377 * Pointer to Ethernet device structure. 378 * 379 * @return 380 * Non-zero if HPF, otherwise 0. 381 */ 382 bool 383 mlx5_is_hpf(struct rte_eth_dev *dev) 384 { 385 struct mlx5_priv *priv = dev->data->dev_private; 386 uint16_t repr = MLX5_REPRESENTOR_REPR(priv->representor_id); 387 int type = MLX5_REPRESENTOR_TYPE(priv->representor_id); 388 389 return priv->representor != 0 && type == RTE_ETH_REPRESENTOR_VF && 390 MLX5_REPRESENTOR_REPR(-1) == repr; 391 } 392 393 /** 394 * Decide whether representor ID is a SF port representor. 395 * 396 * @param dev 397 * Pointer to Ethernet device structure. 398 * 399 * @return 400 * Non-zero if HPF, otherwise 0. 401 */ 402 bool 403 mlx5_is_sf_repr(struct rte_eth_dev *dev) 404 { 405 struct mlx5_priv *priv = dev->data->dev_private; 406 int type = MLX5_REPRESENTOR_TYPE(priv->representor_id); 407 408 return priv->representor != 0 && type == RTE_ETH_REPRESENTOR_SF; 409 } 410 411 /** 412 * Initialize the ASO aging management structure. 413 * 414 * @param[in] sh 415 * Pointer to mlx5_dev_ctx_shared object to free 416 * 417 * @return 418 * 0 on success, a negative errno value otherwise and rte_errno is set. 419 */ 420 int 421 mlx5_flow_aso_age_mng_init(struct mlx5_dev_ctx_shared *sh) 422 { 423 int err; 424 425 if (sh->aso_age_mng) 426 return 0; 427 sh->aso_age_mng = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*sh->aso_age_mng), 428 RTE_CACHE_LINE_SIZE, SOCKET_ID_ANY); 429 if (!sh->aso_age_mng) { 430 DRV_LOG(ERR, "aso_age_mng allocation was failed."); 431 rte_errno = ENOMEM; 432 return -ENOMEM; 433 } 434 err = mlx5_aso_queue_init(sh, ASO_OPC_MOD_FLOW_HIT); 435 if (err) { 436 mlx5_free(sh->aso_age_mng); 437 return -1; 438 } 439 rte_rwlock_init(&sh->aso_age_mng->resize_rwl); 440 rte_spinlock_init(&sh->aso_age_mng->free_sl); 441 LIST_INIT(&sh->aso_age_mng->free); 442 return 0; 443 } 444 445 /** 446 * Close and release all the resources of the ASO aging management structure. 447 * 448 * @param[in] sh 449 * Pointer to mlx5_dev_ctx_shared object to free. 450 */ 451 static void 452 mlx5_flow_aso_age_mng_close(struct mlx5_dev_ctx_shared *sh) 453 { 454 int i, j; 455 456 mlx5_aso_flow_hit_queue_poll_stop(sh); 457 mlx5_aso_queue_uninit(sh, ASO_OPC_MOD_FLOW_HIT); 458 if (sh->aso_age_mng->pools) { 459 struct mlx5_aso_age_pool *pool; 460 461 for (i = 0; i < sh->aso_age_mng->next; ++i) { 462 pool = sh->aso_age_mng->pools[i]; 463 claim_zero(mlx5_devx_cmd_destroy 464 (pool->flow_hit_aso_obj)); 465 for (j = 0; j < MLX5_COUNTERS_PER_POOL; ++j) 466 if (pool->actions[j].dr_action) 467 claim_zero 468 (mlx5_flow_os_destroy_flow_action 469 (pool->actions[j].dr_action)); 470 mlx5_free(pool); 471 } 472 mlx5_free(sh->aso_age_mng->pools); 473 } 474 mlx5_free(sh->aso_age_mng); 475 } 476 477 /** 478 * Initialize the shared aging list information per port. 479 * 480 * @param[in] sh 481 * Pointer to mlx5_dev_ctx_shared object. 482 */ 483 static void 484 mlx5_flow_aging_init(struct mlx5_dev_ctx_shared *sh) 485 { 486 uint32_t i; 487 struct mlx5_age_info *age_info; 488 489 for (i = 0; i < sh->max_port; i++) { 490 age_info = &sh->port[i].age_info; 491 age_info->flags = 0; 492 TAILQ_INIT(&age_info->aged_counters); 493 LIST_INIT(&age_info->aged_aso); 494 rte_spinlock_init(&age_info->aged_sl); 495 MLX5_AGE_SET(age_info, MLX5_AGE_TRIGGER); 496 } 497 } 498 499 /** 500 * DV flow counter mode detect and config. 501 * 502 * @param dev 503 * Pointer to rte_eth_dev structure. 504 * 505 */ 506 void 507 mlx5_flow_counter_mode_config(struct rte_eth_dev *dev __rte_unused) 508 { 509 #ifdef HAVE_IBV_FLOW_DV_SUPPORT 510 struct mlx5_priv *priv = dev->data->dev_private; 511 struct mlx5_dev_ctx_shared *sh = priv->sh; 512 struct mlx5_hca_attr *hca_attr = &sh->cdev->config.hca_attr; 513 bool fallback; 514 515 #ifndef HAVE_IBV_DEVX_ASYNC 516 fallback = true; 517 #else 518 fallback = false; 519 if (!sh->cdev->config.devx || !sh->config.dv_flow_en || 520 !hca_attr->flow_counters_dump || 521 !(hca_attr->flow_counter_bulk_alloc_bitmap & 0x4) || 522 (mlx5_flow_dv_discover_counter_offset_support(dev) == -ENOTSUP)) 523 fallback = true; 524 #endif 525 if (fallback) 526 DRV_LOG(INFO, "Use fall-back DV counter management. Flow " 527 "counter dump:%d, bulk_alloc_bitmap:0x%hhx.", 528 hca_attr->flow_counters_dump, 529 hca_attr->flow_counter_bulk_alloc_bitmap); 530 /* Initialize fallback mode only on the port initializes sh. */ 531 if (sh->refcnt == 1) 532 sh->cmng.counter_fallback = fallback; 533 else if (fallback != sh->cmng.counter_fallback) 534 DRV_LOG(WARNING, "Port %d in sh has different fallback mode " 535 "with others:%d.", PORT_ID(priv), fallback); 536 #endif 537 } 538 539 /** 540 * Initialize the counters management structure. 541 * 542 * @param[in] sh 543 * Pointer to mlx5_dev_ctx_shared object to free 544 */ 545 static void 546 mlx5_flow_counters_mng_init(struct mlx5_dev_ctx_shared *sh) 547 { 548 int i; 549 550 memset(&sh->cmng, 0, sizeof(sh->cmng)); 551 TAILQ_INIT(&sh->cmng.flow_counters); 552 sh->cmng.min_id = MLX5_CNT_BATCH_OFFSET; 553 sh->cmng.max_id = -1; 554 sh->cmng.last_pool_idx = POOL_IDX_INVALID; 555 rte_spinlock_init(&sh->cmng.pool_update_sl); 556 for (i = 0; i < MLX5_COUNTER_TYPE_MAX; i++) { 557 TAILQ_INIT(&sh->cmng.counters[i]); 558 rte_spinlock_init(&sh->cmng.csl[i]); 559 } 560 } 561 562 /** 563 * Destroy all the resources allocated for a counter memory management. 564 * 565 * @param[in] mng 566 * Pointer to the memory management structure. 567 */ 568 static void 569 mlx5_flow_destroy_counter_stat_mem_mng(struct mlx5_counter_stats_mem_mng *mng) 570 { 571 uint8_t *mem = (uint8_t *)(uintptr_t)mng->raws[0].data; 572 573 LIST_REMOVE(mng, next); 574 mlx5_os_wrapped_mkey_destroy(&mng->wm); 575 mlx5_free(mem); 576 } 577 578 /** 579 * Close and release all the resources of the counters management. 580 * 581 * @param[in] sh 582 * Pointer to mlx5_dev_ctx_shared object to free. 583 */ 584 static void 585 mlx5_flow_counters_mng_close(struct mlx5_dev_ctx_shared *sh) 586 { 587 struct mlx5_counter_stats_mem_mng *mng; 588 int i, j; 589 int retries = 1024; 590 591 rte_errno = 0; 592 while (--retries) { 593 rte_eal_alarm_cancel(mlx5_flow_query_alarm, sh); 594 if (rte_errno != EINPROGRESS) 595 break; 596 rte_pause(); 597 } 598 599 if (sh->cmng.pools) { 600 struct mlx5_flow_counter_pool *pool; 601 uint16_t n_valid = sh->cmng.n_valid; 602 bool fallback = sh->cmng.counter_fallback; 603 604 for (i = 0; i < n_valid; ++i) { 605 pool = sh->cmng.pools[i]; 606 if (!fallback && pool->min_dcs) 607 claim_zero(mlx5_devx_cmd_destroy 608 (pool->min_dcs)); 609 for (j = 0; j < MLX5_COUNTERS_PER_POOL; ++j) { 610 struct mlx5_flow_counter *cnt = 611 MLX5_POOL_GET_CNT(pool, j); 612 613 if (cnt->action) 614 claim_zero 615 (mlx5_flow_os_destroy_flow_action 616 (cnt->action)); 617 if (fallback && MLX5_POOL_GET_CNT 618 (pool, j)->dcs_when_free) 619 claim_zero(mlx5_devx_cmd_destroy 620 (cnt->dcs_when_free)); 621 } 622 mlx5_free(pool); 623 } 624 mlx5_free(sh->cmng.pools); 625 } 626 mng = LIST_FIRST(&sh->cmng.mem_mngs); 627 while (mng) { 628 mlx5_flow_destroy_counter_stat_mem_mng(mng); 629 mng = LIST_FIRST(&sh->cmng.mem_mngs); 630 } 631 memset(&sh->cmng, 0, sizeof(sh->cmng)); 632 } 633 634 /** 635 * Initialize the aso flow meters management structure. 636 * 637 * @param[in] sh 638 * Pointer to mlx5_dev_ctx_shared object to free 639 */ 640 int 641 mlx5_aso_flow_mtrs_mng_init(struct mlx5_dev_ctx_shared *sh) 642 { 643 if (!sh->mtrmng) { 644 sh->mtrmng = mlx5_malloc(MLX5_MEM_ZERO, 645 sizeof(*sh->mtrmng), 646 RTE_CACHE_LINE_SIZE, SOCKET_ID_ANY); 647 if (!sh->mtrmng) { 648 DRV_LOG(ERR, 649 "meter management allocation was failed."); 650 rte_errno = ENOMEM; 651 return -ENOMEM; 652 } 653 if (sh->meter_aso_en) { 654 rte_spinlock_init(&sh->mtrmng->pools_mng.mtrsl); 655 rte_rwlock_init(&sh->mtrmng->pools_mng.resize_mtrwl); 656 LIST_INIT(&sh->mtrmng->pools_mng.meters); 657 } 658 sh->mtrmng->def_policy_id = MLX5_INVALID_POLICY_ID; 659 } 660 return 0; 661 } 662 663 /** 664 * Close and release all the resources of 665 * the ASO flow meter management structure. 666 * 667 * @param[in] sh 668 * Pointer to mlx5_dev_ctx_shared object to free. 669 */ 670 static void 671 mlx5_aso_flow_mtrs_mng_close(struct mlx5_dev_ctx_shared *sh) 672 { 673 struct mlx5_aso_mtr_pool *mtr_pool; 674 struct mlx5_flow_mtr_mng *mtrmng = sh->mtrmng; 675 uint32_t idx; 676 #ifdef HAVE_MLX5_DR_CREATE_ACTION_ASO 677 struct mlx5_aso_mtr *aso_mtr; 678 int i; 679 #endif /* HAVE_MLX5_DR_CREATE_ACTION_ASO */ 680 681 if (sh->meter_aso_en) { 682 mlx5_aso_queue_uninit(sh, ASO_OPC_MOD_POLICER); 683 idx = mtrmng->pools_mng.n_valid; 684 while (idx--) { 685 mtr_pool = mtrmng->pools_mng.pools[idx]; 686 #ifdef HAVE_MLX5_DR_CREATE_ACTION_ASO 687 for (i = 0; i < MLX5_ASO_MTRS_PER_POOL; i++) { 688 aso_mtr = &mtr_pool->mtrs[i]; 689 if (aso_mtr->fm.meter_action) 690 claim_zero 691 (mlx5_glue->destroy_flow_action 692 (aso_mtr->fm.meter_action)); 693 } 694 #endif /* HAVE_MLX5_DR_CREATE_ACTION_ASO */ 695 claim_zero(mlx5_devx_cmd_destroy 696 (mtr_pool->devx_obj)); 697 mtrmng->pools_mng.n_valid--; 698 mlx5_free(mtr_pool); 699 } 700 mlx5_free(sh->mtrmng->pools_mng.pools); 701 } 702 mlx5_free(sh->mtrmng); 703 sh->mtrmng = NULL; 704 } 705 706 /* Send FLOW_AGED event if needed. */ 707 void 708 mlx5_age_event_prepare(struct mlx5_dev_ctx_shared *sh) 709 { 710 struct mlx5_age_info *age_info; 711 uint32_t i; 712 713 for (i = 0; i < sh->max_port; i++) { 714 age_info = &sh->port[i].age_info; 715 if (!MLX5_AGE_GET(age_info, MLX5_AGE_EVENT_NEW)) 716 continue; 717 MLX5_AGE_UNSET(age_info, MLX5_AGE_EVENT_NEW); 718 if (MLX5_AGE_GET(age_info, MLX5_AGE_TRIGGER)) { 719 MLX5_AGE_UNSET(age_info, MLX5_AGE_TRIGGER); 720 rte_eth_dev_callback_process 721 (&rte_eth_devices[sh->port[i].devx_ih_port_id], 722 RTE_ETH_EVENT_FLOW_AGED, NULL); 723 } 724 } 725 } 726 727 /* 728 * Initialize the ASO connection tracking structure. 729 * 730 * @param[in] sh 731 * Pointer to mlx5_dev_ctx_shared object. 732 * 733 * @return 734 * 0 on success, a negative errno value otherwise and rte_errno is set. 735 */ 736 int 737 mlx5_flow_aso_ct_mng_init(struct mlx5_dev_ctx_shared *sh) 738 { 739 int err; 740 741 if (sh->ct_mng) 742 return 0; 743 sh->ct_mng = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*sh->ct_mng), 744 RTE_CACHE_LINE_SIZE, SOCKET_ID_ANY); 745 if (!sh->ct_mng) { 746 DRV_LOG(ERR, "ASO CT management allocation failed."); 747 rte_errno = ENOMEM; 748 return -rte_errno; 749 } 750 err = mlx5_aso_queue_init(sh, ASO_OPC_MOD_CONNECTION_TRACKING); 751 if (err) { 752 mlx5_free(sh->ct_mng); 753 /* rte_errno should be extracted from the failure. */ 754 rte_errno = EINVAL; 755 return -rte_errno; 756 } 757 rte_spinlock_init(&sh->ct_mng->ct_sl); 758 rte_rwlock_init(&sh->ct_mng->resize_rwl); 759 LIST_INIT(&sh->ct_mng->free_cts); 760 return 0; 761 } 762 763 /* 764 * Close and release all the resources of the 765 * ASO connection tracking management structure. 766 * 767 * @param[in] sh 768 * Pointer to mlx5_dev_ctx_shared object to free. 769 */ 770 static void 771 mlx5_flow_aso_ct_mng_close(struct mlx5_dev_ctx_shared *sh) 772 { 773 struct mlx5_aso_ct_pools_mng *mng = sh->ct_mng; 774 struct mlx5_aso_ct_pool *ct_pool; 775 struct mlx5_aso_ct_action *ct; 776 uint32_t idx; 777 uint32_t val; 778 uint32_t cnt; 779 int i; 780 781 mlx5_aso_queue_uninit(sh, ASO_OPC_MOD_CONNECTION_TRACKING); 782 idx = mng->next; 783 while (idx--) { 784 cnt = 0; 785 ct_pool = mng->pools[idx]; 786 for (i = 0; i < MLX5_ASO_CT_ACTIONS_PER_POOL; i++) { 787 ct = &ct_pool->actions[i]; 788 val = __atomic_fetch_sub(&ct->refcnt, 1, 789 __ATOMIC_RELAXED); 790 MLX5_ASSERT(val == 1); 791 if (val > 1) 792 cnt++; 793 #ifdef HAVE_MLX5_DR_ACTION_ASO_CT 794 if (ct->dr_action_orig) 795 claim_zero(mlx5_glue->destroy_flow_action 796 (ct->dr_action_orig)); 797 if (ct->dr_action_rply) 798 claim_zero(mlx5_glue->destroy_flow_action 799 (ct->dr_action_rply)); 800 #endif 801 } 802 claim_zero(mlx5_devx_cmd_destroy(ct_pool->devx_obj)); 803 if (cnt) { 804 DRV_LOG(DEBUG, "%u ASO CT objects are being used in the pool %u", 805 cnt, i); 806 } 807 mlx5_free(ct_pool); 808 /* in case of failure. */ 809 mng->next--; 810 } 811 mlx5_free(mng->pools); 812 mlx5_free(mng); 813 /* Management structure must be cleared to 0s during allocation. */ 814 sh->ct_mng = NULL; 815 } 816 817 /** 818 * Initialize the flow resources' indexed mempool. 819 * 820 * @param[in] sh 821 * Pointer to mlx5_dev_ctx_shared object. 822 */ 823 static void 824 mlx5_flow_ipool_create(struct mlx5_dev_ctx_shared *sh) 825 { 826 uint8_t i; 827 struct mlx5_indexed_pool_config cfg; 828 829 for (i = 0; i < MLX5_IPOOL_MAX; ++i) { 830 cfg = mlx5_ipool_cfg[i]; 831 switch (i) { 832 default: 833 break; 834 /* 835 * Set MLX5_IPOOL_MLX5_FLOW ipool size 836 * according to PCI function flow configuration. 837 */ 838 case MLX5_IPOOL_MLX5_FLOW: 839 cfg.size = sh->config.dv_flow_en ? 840 sizeof(struct mlx5_flow_handle) : 841 MLX5_FLOW_HANDLE_VERBS_SIZE; 842 break; 843 } 844 if (sh->config.reclaim_mode) { 845 cfg.release_mem_en = 1; 846 cfg.per_core_cache = 0; 847 } else { 848 cfg.release_mem_en = 0; 849 } 850 sh->ipool[i] = mlx5_ipool_create(&cfg); 851 } 852 } 853 854 855 /** 856 * Release the flow resources' indexed mempool. 857 * 858 * @param[in] sh 859 * Pointer to mlx5_dev_ctx_shared object. 860 */ 861 static void 862 mlx5_flow_ipool_destroy(struct mlx5_dev_ctx_shared *sh) 863 { 864 uint8_t i; 865 866 for (i = 0; i < MLX5_IPOOL_MAX; ++i) 867 mlx5_ipool_destroy(sh->ipool[i]); 868 for (i = 0; i < MLX5_MAX_MODIFY_NUM; ++i) 869 if (sh->mdh_ipools[i]) 870 mlx5_ipool_destroy(sh->mdh_ipools[i]); 871 } 872 873 /* 874 * Check if dynamic flex parser for eCPRI already exists. 875 * 876 * @param dev 877 * Pointer to Ethernet device structure. 878 * 879 * @return 880 * true on exists, false on not. 881 */ 882 bool 883 mlx5_flex_parser_ecpri_exist(struct rte_eth_dev *dev) 884 { 885 struct mlx5_priv *priv = dev->data->dev_private; 886 struct mlx5_ecpri_parser_profile *prf = &priv->sh->ecpri_parser; 887 888 return !!prf->obj; 889 } 890 891 /* 892 * Allocation of a flex parser for eCPRI. Once created, this parser related 893 * resources will be held until the device is closed. 894 * 895 * @param dev 896 * Pointer to Ethernet device structure. 897 * 898 * @return 899 * 0 on success, a negative errno value otherwise and rte_errno is set. 900 */ 901 int 902 mlx5_flex_parser_ecpri_alloc(struct rte_eth_dev *dev) 903 { 904 struct mlx5_priv *priv = dev->data->dev_private; 905 struct mlx5_ecpri_parser_profile *prf = &priv->sh->ecpri_parser; 906 struct mlx5_devx_graph_node_attr node = { 907 .modify_field_select = 0, 908 }; 909 uint32_t ids[8]; 910 int ret; 911 912 if (!priv->sh->cdev->config.hca_attr.parse_graph_flex_node) { 913 DRV_LOG(ERR, "Dynamic flex parser is not supported " 914 "for device %s.", priv->dev_data->name); 915 return -ENOTSUP; 916 } 917 node.header_length_mode = MLX5_GRAPH_NODE_LEN_FIXED; 918 /* 8 bytes now: 4B common header + 4B message body header. */ 919 node.header_length_base_value = 0x8; 920 /* After MAC layer: Ether / VLAN. */ 921 node.in[0].arc_parse_graph_node = MLX5_GRAPH_ARC_NODE_MAC; 922 /* Type of compared condition should be 0xAEFE in the L2 layer. */ 923 node.in[0].compare_condition_value = RTE_ETHER_TYPE_ECPRI; 924 /* Sample #0: type in common header. */ 925 node.sample[0].flow_match_sample_en = 1; 926 /* Fixed offset. */ 927 node.sample[0].flow_match_sample_offset_mode = 0x0; 928 /* Only the 2nd byte will be used. */ 929 node.sample[0].flow_match_sample_field_base_offset = 0x0; 930 /* Sample #1: message payload. */ 931 node.sample[1].flow_match_sample_en = 1; 932 /* Fixed offset. */ 933 node.sample[1].flow_match_sample_offset_mode = 0x0; 934 /* 935 * Only the first two bytes will be used right now, and its offset will 936 * start after the common header that with the length of a DW(u32). 937 */ 938 node.sample[1].flow_match_sample_field_base_offset = sizeof(uint32_t); 939 prf->obj = mlx5_devx_cmd_create_flex_parser(priv->sh->cdev->ctx, &node); 940 if (!prf->obj) { 941 DRV_LOG(ERR, "Failed to create flex parser node object."); 942 return (rte_errno == 0) ? -ENODEV : -rte_errno; 943 } 944 prf->num = 2; 945 ret = mlx5_devx_cmd_query_parse_samples(prf->obj, ids, prf->num); 946 if (ret) { 947 DRV_LOG(ERR, "Failed to query sample IDs."); 948 return (rte_errno == 0) ? -ENODEV : -rte_errno; 949 } 950 prf->offset[0] = 0x0; 951 prf->offset[1] = sizeof(uint32_t); 952 prf->ids[0] = ids[0]; 953 prf->ids[1] = ids[1]; 954 return 0; 955 } 956 957 /* 958 * Destroy the flex parser node, including the parser itself, input / output 959 * arcs and DW samples. Resources could be reused then. 960 * 961 * @param dev 962 * Pointer to Ethernet device structure. 963 */ 964 static void 965 mlx5_flex_parser_ecpri_release(struct rte_eth_dev *dev) 966 { 967 struct mlx5_priv *priv = dev->data->dev_private; 968 struct mlx5_ecpri_parser_profile *prf = &priv->sh->ecpri_parser; 969 970 if (prf->obj) 971 mlx5_devx_cmd_destroy(prf->obj); 972 prf->obj = NULL; 973 } 974 975 uint32_t 976 mlx5_get_supported_sw_parsing_offloads(const struct mlx5_hca_attr *attr) 977 { 978 uint32_t sw_parsing_offloads = 0; 979 980 if (attr->swp) { 981 sw_parsing_offloads |= MLX5_SW_PARSING_CAP; 982 if (attr->swp_csum) 983 sw_parsing_offloads |= MLX5_SW_PARSING_CSUM_CAP; 984 985 if (attr->swp_lso) 986 sw_parsing_offloads |= MLX5_SW_PARSING_TSO_CAP; 987 } 988 return sw_parsing_offloads; 989 } 990 991 uint32_t 992 mlx5_get_supported_tunneling_offloads(const struct mlx5_hca_attr *attr) 993 { 994 uint32_t tn_offloads = 0; 995 996 if (attr->tunnel_stateless_vxlan) 997 tn_offloads |= MLX5_TUNNELED_OFFLOADS_VXLAN_CAP; 998 if (attr->tunnel_stateless_gre) 999 tn_offloads |= MLX5_TUNNELED_OFFLOADS_GRE_CAP; 1000 if (attr->tunnel_stateless_geneve_rx) 1001 tn_offloads |= MLX5_TUNNELED_OFFLOADS_GENEVE_CAP; 1002 return tn_offloads; 1003 } 1004 1005 /* Fill all fields of UAR structure. */ 1006 static int 1007 mlx5_rxtx_uars_prepare(struct mlx5_dev_ctx_shared *sh) 1008 { 1009 int ret; 1010 1011 ret = mlx5_devx_uar_prepare(sh->cdev, &sh->tx_uar); 1012 if (ret) { 1013 DRV_LOG(ERR, "Failed to prepare Tx DevX UAR."); 1014 return -rte_errno; 1015 } 1016 MLX5_ASSERT(sh->tx_uar.obj); 1017 MLX5_ASSERT(mlx5_os_get_devx_uar_base_addr(sh->tx_uar.obj)); 1018 ret = mlx5_devx_uar_prepare(sh->cdev, &sh->rx_uar); 1019 if (ret) { 1020 DRV_LOG(ERR, "Failed to prepare Rx DevX UAR."); 1021 mlx5_devx_uar_release(&sh->tx_uar); 1022 return -rte_errno; 1023 } 1024 MLX5_ASSERT(sh->rx_uar.obj); 1025 MLX5_ASSERT(mlx5_os_get_devx_uar_base_addr(sh->rx_uar.obj)); 1026 return 0; 1027 } 1028 1029 static void 1030 mlx5_rxtx_uars_release(struct mlx5_dev_ctx_shared *sh) 1031 { 1032 mlx5_devx_uar_release(&sh->rx_uar); 1033 mlx5_devx_uar_release(&sh->tx_uar); 1034 } 1035 1036 /** 1037 * rte_mempool_walk() callback to unregister Rx mempools. 1038 * It used when implicit mempool registration is disabled. 1039 * 1040 * @param mp 1041 * The mempool being walked. 1042 * @param arg 1043 * Pointer to the device shared context. 1044 */ 1045 static void 1046 mlx5_dev_ctx_shared_rx_mempool_unregister_cb(struct rte_mempool *mp, void *arg) 1047 { 1048 struct mlx5_dev_ctx_shared *sh = arg; 1049 1050 mlx5_dev_mempool_unregister(sh->cdev, mp); 1051 } 1052 1053 /** 1054 * Callback used when implicit mempool registration is disabled 1055 * in order to track Rx mempool destruction. 1056 * 1057 * @param event 1058 * Mempool life cycle event. 1059 * @param mp 1060 * An Rx mempool registered explicitly when the port is started. 1061 * @param arg 1062 * Pointer to a device shared context. 1063 */ 1064 static void 1065 mlx5_dev_ctx_shared_rx_mempool_event_cb(enum rte_mempool_event event, 1066 struct rte_mempool *mp, void *arg) 1067 { 1068 struct mlx5_dev_ctx_shared *sh = arg; 1069 1070 if (event == RTE_MEMPOOL_EVENT_DESTROY) 1071 mlx5_dev_mempool_unregister(sh->cdev, mp); 1072 } 1073 1074 int 1075 mlx5_dev_ctx_shared_mempool_subscribe(struct rte_eth_dev *dev) 1076 { 1077 struct mlx5_priv *priv = dev->data->dev_private; 1078 struct mlx5_dev_ctx_shared *sh = priv->sh; 1079 int ret; 1080 1081 /* Check if we only need to track Rx mempool destruction. */ 1082 if (!sh->cdev->config.mr_mempool_reg_en) { 1083 ret = rte_mempool_event_callback_register 1084 (mlx5_dev_ctx_shared_rx_mempool_event_cb, sh); 1085 return ret == 0 || rte_errno == EEXIST ? 0 : ret; 1086 } 1087 return mlx5_dev_mempool_subscribe(sh->cdev); 1088 } 1089 1090 /** 1091 * Set up multiple TISs with different affinities according to 1092 * number of bonding ports 1093 * 1094 * @param priv 1095 * Pointer of shared context. 1096 * 1097 * @return 1098 * Zero on success, -1 otherwise. 1099 */ 1100 static int 1101 mlx5_setup_tis(struct mlx5_dev_ctx_shared *sh) 1102 { 1103 int i; 1104 struct mlx5_devx_lag_context lag_ctx = { 0 }; 1105 struct mlx5_devx_tis_attr tis_attr = { 0 }; 1106 1107 tis_attr.transport_domain = sh->td->id; 1108 if (sh->bond.n_port) { 1109 if (!mlx5_devx_cmd_query_lag(sh->cdev->ctx, &lag_ctx)) { 1110 sh->lag.tx_remap_affinity[0] = 1111 lag_ctx.tx_remap_affinity_1; 1112 sh->lag.tx_remap_affinity[1] = 1113 lag_ctx.tx_remap_affinity_2; 1114 sh->lag.affinity_mode = lag_ctx.port_select_mode; 1115 } else { 1116 DRV_LOG(ERR, "Failed to query lag affinity."); 1117 return -1; 1118 } 1119 if (sh->lag.affinity_mode == MLX5_LAG_MODE_TIS) { 1120 for (i = 0; i < sh->bond.n_port; i++) { 1121 tis_attr.lag_tx_port_affinity = 1122 MLX5_IFC_LAG_MAP_TIS_AFFINITY(i, 1123 sh->bond.n_port); 1124 sh->tis[i] = mlx5_devx_cmd_create_tis(sh->cdev->ctx, 1125 &tis_attr); 1126 if (!sh->tis[i]) { 1127 DRV_LOG(ERR, "Failed to TIS %d/%d for bonding device" 1128 " %s.", i, sh->bond.n_port, 1129 sh->ibdev_name); 1130 return -1; 1131 } 1132 } 1133 DRV_LOG(DEBUG, "LAG number of ports : %d, affinity_1 & 2 : pf%d & %d.\n", 1134 sh->bond.n_port, lag_ctx.tx_remap_affinity_1, 1135 lag_ctx.tx_remap_affinity_2); 1136 return 0; 1137 } 1138 if (sh->lag.affinity_mode == MLX5_LAG_MODE_HASH) 1139 DRV_LOG(INFO, "Device %s enabled HW hash based LAG.", 1140 sh->ibdev_name); 1141 } 1142 tis_attr.lag_tx_port_affinity = 0; 1143 sh->tis[0] = mlx5_devx_cmd_create_tis(sh->cdev->ctx, &tis_attr); 1144 if (!sh->tis[0]) { 1145 DRV_LOG(ERR, "Failed to TIS 0 for bonding device" 1146 " %s.", sh->ibdev_name); 1147 return -1; 1148 } 1149 return 0; 1150 } 1151 1152 /** 1153 * Verify and store value for share device argument. 1154 * 1155 * @param[in] key 1156 * Key argument to verify. 1157 * @param[in] val 1158 * Value associated with key. 1159 * @param opaque 1160 * User data. 1161 * 1162 * @return 1163 * 0 on success, a negative errno value otherwise and rte_errno is set. 1164 */ 1165 static int 1166 mlx5_dev_args_check_handler(const char *key, const char *val, void *opaque) 1167 { 1168 struct mlx5_sh_config *config = opaque; 1169 signed long tmp; 1170 1171 errno = 0; 1172 tmp = strtol(val, NULL, 0); 1173 if (errno) { 1174 rte_errno = errno; 1175 DRV_LOG(WARNING, "%s: \"%s\" is not a valid integer", key, val); 1176 return -rte_errno; 1177 } 1178 if (tmp < 0 && strcmp(MLX5_TX_PP, key) && strcmp(MLX5_TX_SKEW, key)) { 1179 /* Negative values are acceptable for some keys only. */ 1180 rte_errno = EINVAL; 1181 DRV_LOG(WARNING, "%s: invalid negative value \"%s\"", key, val); 1182 return -rte_errno; 1183 } 1184 if (strcmp(MLX5_TX_PP, key) == 0) { 1185 unsigned long mod = tmp >= 0 ? tmp : -tmp; 1186 1187 if (!mod) { 1188 DRV_LOG(ERR, "Zero Tx packet pacing parameter."); 1189 rte_errno = EINVAL; 1190 return -rte_errno; 1191 } 1192 config->tx_pp = tmp; 1193 } else if (strcmp(MLX5_TX_SKEW, key) == 0) { 1194 config->tx_skew = tmp; 1195 } else if (strcmp(MLX5_L3_VXLAN_EN, key) == 0) { 1196 config->l3_vxlan_en = !!tmp; 1197 } else if (strcmp(MLX5_VF_NL_EN, key) == 0) { 1198 config->vf_nl_en = !!tmp; 1199 } else if (strcmp(MLX5_DV_ESW_EN, key) == 0) { 1200 config->dv_esw_en = !!tmp; 1201 } else if (strcmp(MLX5_DV_FLOW_EN, key) == 0) { 1202 if (tmp > 2) { 1203 DRV_LOG(ERR, "Invalid %s parameter.", key); 1204 rte_errno = EINVAL; 1205 return -rte_errno; 1206 } 1207 config->dv_flow_en = tmp; 1208 } else if (strcmp(MLX5_DV_XMETA_EN, key) == 0) { 1209 if (tmp != MLX5_XMETA_MODE_LEGACY && 1210 tmp != MLX5_XMETA_MODE_META16 && 1211 tmp != MLX5_XMETA_MODE_META32 && 1212 tmp != MLX5_XMETA_MODE_MISS_INFO) { 1213 DRV_LOG(ERR, "Invalid extensive metadata parameter."); 1214 rte_errno = EINVAL; 1215 return -rte_errno; 1216 } 1217 if (tmp != MLX5_XMETA_MODE_MISS_INFO) 1218 config->dv_xmeta_en = tmp; 1219 else 1220 config->dv_miss_info = 1; 1221 } else if (strcmp(MLX5_LACP_BY_USER, key) == 0) { 1222 config->lacp_by_user = !!tmp; 1223 } else if (strcmp(MLX5_RECLAIM_MEM, key) == 0) { 1224 if (tmp != MLX5_RCM_NONE && 1225 tmp != MLX5_RCM_LIGHT && 1226 tmp != MLX5_RCM_AGGR) { 1227 DRV_LOG(ERR, "Unrecognize %s: \"%s\"", key, val); 1228 rte_errno = EINVAL; 1229 return -rte_errno; 1230 } 1231 config->reclaim_mode = tmp; 1232 } else if (strcmp(MLX5_DECAP_EN, key) == 0) { 1233 config->decap_en = !!tmp; 1234 } else if (strcmp(MLX5_ALLOW_DUPLICATE_PATTERN, key) == 0) { 1235 config->allow_duplicate_pattern = !!tmp; 1236 } 1237 return 0; 1238 } 1239 1240 /** 1241 * Parse user device parameters and adjust them according to device 1242 * capabilities. 1243 * 1244 * @param sh 1245 * Pointer to shared device context. 1246 * @param mkvlist 1247 * Pointer to mlx5 kvargs control, can be NULL if there is no devargs. 1248 * @param config 1249 * Pointer to shared device configuration structure. 1250 * 1251 * @return 1252 * 0 on success, a negative errno value otherwise and rte_errno is set. 1253 */ 1254 static int 1255 mlx5_shared_dev_ctx_args_config(struct mlx5_dev_ctx_shared *sh, 1256 struct mlx5_kvargs_ctrl *mkvlist, 1257 struct mlx5_sh_config *config) 1258 { 1259 const char **params = (const char *[]){ 1260 MLX5_TX_PP, 1261 MLX5_TX_SKEW, 1262 MLX5_L3_VXLAN_EN, 1263 MLX5_VF_NL_EN, 1264 MLX5_DV_ESW_EN, 1265 MLX5_DV_FLOW_EN, 1266 MLX5_DV_XMETA_EN, 1267 MLX5_LACP_BY_USER, 1268 MLX5_RECLAIM_MEM, 1269 MLX5_DECAP_EN, 1270 MLX5_ALLOW_DUPLICATE_PATTERN, 1271 NULL, 1272 }; 1273 int ret = 0; 1274 1275 /* Default configuration. */ 1276 memset(config, 0, sizeof(*config)); 1277 config->vf_nl_en = 1; 1278 config->dv_esw_en = 1; 1279 config->dv_flow_en = 1; 1280 config->decap_en = 1; 1281 config->allow_duplicate_pattern = 1; 1282 if (mkvlist != NULL) { 1283 /* Process parameters. */ 1284 ret = mlx5_kvargs_process(mkvlist, params, 1285 mlx5_dev_args_check_handler, config); 1286 if (ret) { 1287 DRV_LOG(ERR, "Failed to process device arguments: %s", 1288 strerror(rte_errno)); 1289 return -rte_errno; 1290 } 1291 } 1292 /* Adjust parameters according to device capabilities. */ 1293 if (config->dv_flow_en && !sh->dev_cap.dv_flow_en) { 1294 DRV_LOG(WARNING, "DV flow is not supported."); 1295 config->dv_flow_en = 0; 1296 } 1297 if (config->dv_esw_en && !sh->dev_cap.dv_esw_en) { 1298 DRV_LOG(DEBUG, "E-Switch DV flow is not supported."); 1299 config->dv_esw_en = 0; 1300 } 1301 if (config->dv_miss_info && config->dv_esw_en) 1302 config->dv_xmeta_en = MLX5_XMETA_MODE_META16; 1303 if (!config->dv_esw_en && 1304 config->dv_xmeta_en != MLX5_XMETA_MODE_LEGACY) { 1305 DRV_LOG(WARNING, 1306 "Metadata mode %u is not supported (no E-Switch).", 1307 config->dv_xmeta_en); 1308 config->dv_xmeta_en = MLX5_XMETA_MODE_LEGACY; 1309 } 1310 if (config->tx_pp && !sh->dev_cap.txpp_en) { 1311 DRV_LOG(ERR, "Packet pacing is not supported."); 1312 rte_errno = ENODEV; 1313 return -rte_errno; 1314 } 1315 if (!config->tx_pp && config->tx_skew) { 1316 DRV_LOG(WARNING, 1317 "\"tx_skew\" doesn't affect without \"tx_pp\"."); 1318 } 1319 /* 1320 * If HW has bug working with tunnel packet decapsulation and scatter 1321 * FCS, and decapsulation is needed, clear the hw_fcs_strip bit. 1322 * Then RTE_ETH_RX_OFFLOAD_KEEP_CRC bit will not be set anymore. 1323 */ 1324 if (sh->dev_cap.scatter_fcs_w_decap_disable && sh->config.decap_en) 1325 config->hw_fcs_strip = 0; 1326 else 1327 config->hw_fcs_strip = sh->dev_cap.hw_fcs_strip; 1328 DRV_LOG(DEBUG, "FCS stripping configuration is %ssupported", 1329 (config->hw_fcs_strip ? "" : "not ")); 1330 DRV_LOG(DEBUG, "\"tx_pp\" is %d.", config->tx_pp); 1331 DRV_LOG(DEBUG, "\"tx_skew\" is %d.", config->tx_skew); 1332 DRV_LOG(DEBUG, "\"reclaim_mode\" is %u.", config->reclaim_mode); 1333 DRV_LOG(DEBUG, "\"dv_esw_en\" is %u.", config->dv_esw_en); 1334 DRV_LOG(DEBUG, "\"dv_flow_en\" is %u.", config->dv_flow_en); 1335 DRV_LOG(DEBUG, "\"dv_xmeta_en\" is %u.", config->dv_xmeta_en); 1336 DRV_LOG(DEBUG, "\"dv_miss_info\" is %u.", config->dv_miss_info); 1337 DRV_LOG(DEBUG, "\"l3_vxlan_en\" is %u.", config->l3_vxlan_en); 1338 DRV_LOG(DEBUG, "\"vf_nl_en\" is %u.", config->vf_nl_en); 1339 DRV_LOG(DEBUG, "\"lacp_by_user\" is %u.", config->lacp_by_user); 1340 DRV_LOG(DEBUG, "\"decap_en\" is %u.", config->decap_en); 1341 DRV_LOG(DEBUG, "\"allow_duplicate_pattern\" is %u.", 1342 config->allow_duplicate_pattern); 1343 return 0; 1344 } 1345 1346 /** 1347 * Configure realtime timestamp format. 1348 * 1349 * @param sh 1350 * Pointer to mlx5_dev_ctx_shared object. 1351 * @param hca_attr 1352 * Pointer to DevX HCA capabilities structure. 1353 */ 1354 void 1355 mlx5_rt_timestamp_config(struct mlx5_dev_ctx_shared *sh, 1356 struct mlx5_hca_attr *hca_attr) 1357 { 1358 uint32_t dw_cnt = MLX5_ST_SZ_DW(register_mtutc); 1359 uint32_t reg[dw_cnt]; 1360 int ret = ENOTSUP; 1361 1362 if (hca_attr->access_register_user) 1363 ret = mlx5_devx_cmd_register_read(sh->cdev->ctx, 1364 MLX5_REGISTER_ID_MTUTC, 0, 1365 reg, dw_cnt); 1366 if (!ret) { 1367 uint32_t ts_mode; 1368 1369 /* MTUTC register is read successfully. */ 1370 ts_mode = MLX5_GET(register_mtutc, reg, time_stamp_mode); 1371 if (ts_mode == MLX5_MTUTC_TIMESTAMP_MODE_REAL_TIME) 1372 sh->dev_cap.rt_timestamp = 1; 1373 } else { 1374 /* Kernel does not support register reading. */ 1375 if (hca_attr->dev_freq_khz == (NS_PER_S / MS_PER_S)) 1376 sh->dev_cap.rt_timestamp = 1; 1377 } 1378 } 1379 1380 /** 1381 * Allocate shared device context. If there is multiport device the 1382 * master and representors will share this context, if there is single 1383 * port dedicated device, the context will be used by only given 1384 * port due to unification. 1385 * 1386 * Routine first searches the context for the specified device name, 1387 * if found the shared context assumed and reference counter is incremented. 1388 * If no context found the new one is created and initialized with specified 1389 * device context and parameters. 1390 * 1391 * @param[in] spawn 1392 * Pointer to the device attributes (name, port, etc). 1393 * @param mkvlist 1394 * Pointer to mlx5 kvargs control, can be NULL if there is no devargs. 1395 * 1396 * @return 1397 * Pointer to mlx5_dev_ctx_shared object on success, 1398 * otherwise NULL and rte_errno is set. 1399 */ 1400 struct mlx5_dev_ctx_shared * 1401 mlx5_alloc_shared_dev_ctx(const struct mlx5_dev_spawn_data *spawn, 1402 struct mlx5_kvargs_ctrl *mkvlist) 1403 { 1404 struct mlx5_dev_ctx_shared *sh; 1405 int err = 0; 1406 uint32_t i; 1407 1408 MLX5_ASSERT(spawn); 1409 /* Secondary process should not create the shared context. */ 1410 MLX5_ASSERT(rte_eal_process_type() == RTE_PROC_PRIMARY); 1411 pthread_mutex_lock(&mlx5_dev_ctx_list_mutex); 1412 /* Search for IB context by device name. */ 1413 LIST_FOREACH(sh, &mlx5_dev_ctx_list, next) { 1414 if (!strcmp(sh->ibdev_name, spawn->phys_dev_name)) { 1415 sh->refcnt++; 1416 goto exit; 1417 } 1418 } 1419 /* No device found, we have to create new shared context. */ 1420 MLX5_ASSERT(spawn->max_port); 1421 sh = mlx5_malloc(MLX5_MEM_ZERO | MLX5_MEM_RTE, 1422 sizeof(struct mlx5_dev_ctx_shared) + 1423 spawn->max_port * sizeof(struct mlx5_dev_shared_port), 1424 RTE_CACHE_LINE_SIZE, SOCKET_ID_ANY); 1425 if (!sh) { 1426 DRV_LOG(ERR, "Shared context allocation failure."); 1427 rte_errno = ENOMEM; 1428 goto exit; 1429 } 1430 pthread_mutex_init(&sh->txpp.mutex, NULL); 1431 sh->numa_node = spawn->cdev->dev->numa_node; 1432 sh->cdev = spawn->cdev; 1433 sh->esw_mode = !!(spawn->info.master || spawn->info.representor); 1434 if (spawn->bond_info) 1435 sh->bond = *spawn->bond_info; 1436 err = mlx5_os_capabilities_prepare(sh); 1437 if (err) { 1438 DRV_LOG(ERR, "Fail to configure device capabilities."); 1439 goto error; 1440 } 1441 err = mlx5_shared_dev_ctx_args_config(sh, mkvlist, &sh->config); 1442 if (err) { 1443 DRV_LOG(ERR, "Failed to process device configure: %s", 1444 strerror(rte_errno)); 1445 goto error; 1446 } 1447 sh->refcnt = 1; 1448 sh->max_port = spawn->max_port; 1449 strncpy(sh->ibdev_name, mlx5_os_get_ctx_device_name(sh->cdev->ctx), 1450 sizeof(sh->ibdev_name) - 1); 1451 strncpy(sh->ibdev_path, mlx5_os_get_ctx_device_path(sh->cdev->ctx), 1452 sizeof(sh->ibdev_path) - 1); 1453 /* 1454 * Setting port_id to max unallowed value means there is no interrupt 1455 * subhandler installed for the given port index i. 1456 */ 1457 for (i = 0; i < sh->max_port; i++) { 1458 sh->port[i].ih_port_id = RTE_MAX_ETHPORTS; 1459 sh->port[i].devx_ih_port_id = RTE_MAX_ETHPORTS; 1460 sh->port[i].nl_ih_port_id = RTE_MAX_ETHPORTS; 1461 } 1462 if (sh->cdev->config.devx) { 1463 sh->td = mlx5_devx_cmd_create_td(sh->cdev->ctx); 1464 if (!sh->td) { 1465 DRV_LOG(ERR, "TD allocation failure"); 1466 rte_errno = ENOMEM; 1467 goto error; 1468 } 1469 if (mlx5_setup_tis(sh)) { 1470 DRV_LOG(ERR, "TIS allocation failure"); 1471 rte_errno = ENOMEM; 1472 goto error; 1473 } 1474 err = mlx5_rxtx_uars_prepare(sh); 1475 if (err) 1476 goto error; 1477 #ifndef RTE_ARCH_64 1478 } else { 1479 /* Initialize UAR access locks for 32bit implementations. */ 1480 rte_spinlock_init(&sh->uar_lock_cq); 1481 for (i = 0; i < MLX5_UAR_PAGE_NUM_MAX; i++) 1482 rte_spinlock_init(&sh->uar_lock[i]); 1483 #endif 1484 } 1485 mlx5_os_dev_shared_handler_install(sh); 1486 if (LIST_EMPTY(&mlx5_dev_ctx_list)) { 1487 err = mlx5_flow_os_init_workspace_once(); 1488 if (err) 1489 goto error; 1490 } 1491 mlx5_flow_aging_init(sh); 1492 mlx5_flow_counters_mng_init(sh); 1493 mlx5_flow_ipool_create(sh); 1494 /* Add context to the global device list. */ 1495 LIST_INSERT_HEAD(&mlx5_dev_ctx_list, sh, next); 1496 rte_spinlock_init(&sh->geneve_tlv_opt_sl); 1497 exit: 1498 pthread_mutex_unlock(&mlx5_dev_ctx_list_mutex); 1499 return sh; 1500 error: 1501 err = rte_errno; 1502 pthread_mutex_destroy(&sh->txpp.mutex); 1503 pthread_mutex_unlock(&mlx5_dev_ctx_list_mutex); 1504 MLX5_ASSERT(sh); 1505 mlx5_rxtx_uars_release(sh); 1506 i = 0; 1507 do { 1508 if (sh->tis[i]) 1509 claim_zero(mlx5_devx_cmd_destroy(sh->tis[i])); 1510 } while (++i < (uint32_t)sh->bond.n_port); 1511 if (sh->td) 1512 claim_zero(mlx5_devx_cmd_destroy(sh->td)); 1513 mlx5_free(sh); 1514 rte_errno = err; 1515 return NULL; 1516 } 1517 1518 /** 1519 * Free shared IB device context. Decrement counter and if zero free 1520 * all allocated resources and close handles. 1521 * 1522 * @param[in] sh 1523 * Pointer to mlx5_dev_ctx_shared object to free 1524 */ 1525 void 1526 mlx5_free_shared_dev_ctx(struct mlx5_dev_ctx_shared *sh) 1527 { 1528 int ret; 1529 int i = 0; 1530 1531 pthread_mutex_lock(&mlx5_dev_ctx_list_mutex); 1532 #ifdef RTE_LIBRTE_MLX5_DEBUG 1533 /* Check the object presence in the list. */ 1534 struct mlx5_dev_ctx_shared *lctx; 1535 1536 LIST_FOREACH(lctx, &mlx5_dev_ctx_list, next) 1537 if (lctx == sh) 1538 break; 1539 MLX5_ASSERT(lctx); 1540 if (lctx != sh) { 1541 DRV_LOG(ERR, "Freeing non-existing shared IB context"); 1542 goto exit; 1543 } 1544 #endif 1545 MLX5_ASSERT(sh); 1546 MLX5_ASSERT(sh->refcnt); 1547 /* Secondary process should not free the shared context. */ 1548 MLX5_ASSERT(rte_eal_process_type() == RTE_PROC_PRIMARY); 1549 if (--sh->refcnt) 1550 goto exit; 1551 /* Stop watching for mempool events and unregister all mempools. */ 1552 if (!sh->cdev->config.mr_mempool_reg_en) { 1553 ret = rte_mempool_event_callback_unregister 1554 (mlx5_dev_ctx_shared_rx_mempool_event_cb, sh); 1555 if (ret == 0) 1556 rte_mempool_walk 1557 (mlx5_dev_ctx_shared_rx_mempool_unregister_cb, sh); 1558 } 1559 /* Remove context from the global device list. */ 1560 LIST_REMOVE(sh, next); 1561 /* Release resources on the last device removal. */ 1562 if (LIST_EMPTY(&mlx5_dev_ctx_list)) { 1563 mlx5_os_net_cleanup(); 1564 mlx5_flow_os_release_workspace(); 1565 } 1566 pthread_mutex_unlock(&mlx5_dev_ctx_list_mutex); 1567 if (sh->flex_parsers_dv) { 1568 mlx5_list_destroy(sh->flex_parsers_dv); 1569 sh->flex_parsers_dv = NULL; 1570 } 1571 /* 1572 * Ensure there is no async event handler installed. 1573 * Only primary process handles async device events. 1574 **/ 1575 mlx5_flow_counters_mng_close(sh); 1576 if (sh->ct_mng) 1577 mlx5_flow_aso_ct_mng_close(sh); 1578 if (sh->aso_age_mng) { 1579 mlx5_flow_aso_age_mng_close(sh); 1580 sh->aso_age_mng = NULL; 1581 } 1582 if (sh->mtrmng) 1583 mlx5_aso_flow_mtrs_mng_close(sh); 1584 mlx5_flow_ipool_destroy(sh); 1585 mlx5_os_dev_shared_handler_uninstall(sh); 1586 mlx5_rxtx_uars_release(sh); 1587 do { 1588 if (sh->tis[i]) 1589 claim_zero(mlx5_devx_cmd_destroy(sh->tis[i])); 1590 } while (++i < sh->bond.n_port); 1591 if (sh->td) 1592 claim_zero(mlx5_devx_cmd_destroy(sh->td)); 1593 MLX5_ASSERT(sh->geneve_tlv_option_resource == NULL); 1594 pthread_mutex_destroy(&sh->txpp.mutex); 1595 mlx5_free(sh); 1596 return; 1597 exit: 1598 pthread_mutex_unlock(&mlx5_dev_ctx_list_mutex); 1599 } 1600 1601 /** 1602 * Destroy table hash list. 1603 * 1604 * @param[in] priv 1605 * Pointer to the private device data structure. 1606 */ 1607 void 1608 mlx5_free_table_hash_list(struct mlx5_priv *priv) 1609 { 1610 struct mlx5_dev_ctx_shared *sh = priv->sh; 1611 struct mlx5_hlist **tbls = (priv->sh->config.dv_flow_en == 2) ? 1612 &sh->groups : &sh->flow_tbls; 1613 if (*tbls == NULL) 1614 return; 1615 mlx5_hlist_destroy(*tbls); 1616 *tbls = NULL; 1617 } 1618 1619 #if defined(HAVE_IBV_FLOW_DV_SUPPORT) || !defined(HAVE_INFINIBAND_VERBS_H) 1620 /** 1621 * Allocate HW steering group hash list. 1622 * 1623 * @param[in] priv 1624 * Pointer to the private device data structure. 1625 */ 1626 static int 1627 mlx5_alloc_hw_group_hash_list(struct mlx5_priv *priv) 1628 { 1629 int err = 0; 1630 struct mlx5_dev_ctx_shared *sh = priv->sh; 1631 char s[MLX5_NAME_SIZE]; 1632 1633 MLX5_ASSERT(sh); 1634 snprintf(s, sizeof(s), "%s_flow_groups", priv->sh->ibdev_name); 1635 sh->groups = mlx5_hlist_create 1636 (s, MLX5_FLOW_TABLE_HLIST_ARRAY_SIZE, 1637 false, true, sh, 1638 flow_hw_grp_create_cb, 1639 flow_hw_grp_match_cb, 1640 flow_hw_grp_remove_cb, 1641 flow_hw_grp_clone_cb, 1642 flow_hw_grp_clone_free_cb); 1643 if (!sh->groups) { 1644 DRV_LOG(ERR, "flow groups with hash creation failed."); 1645 err = ENOMEM; 1646 } 1647 return err; 1648 } 1649 #endif 1650 1651 1652 /** 1653 * Initialize flow table hash list and create the root tables entry 1654 * for each domain. 1655 * 1656 * @param[in] priv 1657 * Pointer to the private device data structure. 1658 * 1659 * @return 1660 * Zero on success, positive error code otherwise. 1661 */ 1662 int 1663 mlx5_alloc_table_hash_list(struct mlx5_priv *priv __rte_unused) 1664 { 1665 int err = 0; 1666 1667 /* Tables are only used in DV and DR modes. */ 1668 #if defined(HAVE_IBV_FLOW_DV_SUPPORT) || !defined(HAVE_INFINIBAND_VERBS_H) 1669 struct mlx5_dev_ctx_shared *sh = priv->sh; 1670 char s[MLX5_NAME_SIZE]; 1671 1672 if (priv->sh->config.dv_flow_en == 2) 1673 return mlx5_alloc_hw_group_hash_list(priv); 1674 MLX5_ASSERT(sh); 1675 snprintf(s, sizeof(s), "%s_flow_table", priv->sh->ibdev_name); 1676 sh->flow_tbls = mlx5_hlist_create(s, MLX5_FLOW_TABLE_HLIST_ARRAY_SIZE, 1677 false, true, sh, 1678 flow_dv_tbl_create_cb, 1679 flow_dv_tbl_match_cb, 1680 flow_dv_tbl_remove_cb, 1681 flow_dv_tbl_clone_cb, 1682 flow_dv_tbl_clone_free_cb); 1683 if (!sh->flow_tbls) { 1684 DRV_LOG(ERR, "flow tables with hash creation failed."); 1685 err = ENOMEM; 1686 return err; 1687 } 1688 #ifndef HAVE_MLX5DV_DR 1689 struct rte_flow_error error; 1690 struct rte_eth_dev *dev = &rte_eth_devices[priv->dev_data->port_id]; 1691 1692 /* 1693 * In case we have not DR support, the zero tables should be created 1694 * because DV expect to see them even if they cannot be created by 1695 * RDMA-CORE. 1696 */ 1697 if (!flow_dv_tbl_resource_get(dev, 0, 0, 0, 0, 1698 NULL, 0, 1, 0, &error) || 1699 !flow_dv_tbl_resource_get(dev, 0, 1, 0, 0, 1700 NULL, 0, 1, 0, &error) || 1701 !flow_dv_tbl_resource_get(dev, 0, 0, 1, 0, 1702 NULL, 0, 1, 0, &error)) { 1703 err = ENOMEM; 1704 goto error; 1705 } 1706 return err; 1707 error: 1708 mlx5_free_table_hash_list(priv); 1709 #endif /* HAVE_MLX5DV_DR */ 1710 #endif 1711 return err; 1712 } 1713 1714 /** 1715 * Retrieve integer value from environment variable. 1716 * 1717 * @param[in] name 1718 * Environment variable name. 1719 * 1720 * @return 1721 * Integer value, 0 if the variable is not set. 1722 */ 1723 int 1724 mlx5_getenv_int(const char *name) 1725 { 1726 const char *val = getenv(name); 1727 1728 if (val == NULL) 1729 return 0; 1730 return atoi(val); 1731 } 1732 1733 /** 1734 * DPDK callback to add udp tunnel port 1735 * 1736 * @param[in] dev 1737 * A pointer to eth_dev 1738 * @param[in] udp_tunnel 1739 * A pointer to udp tunnel 1740 * 1741 * @return 1742 * 0 on valid udp ports and tunnels, -ENOTSUP otherwise. 1743 */ 1744 int 1745 mlx5_udp_tunnel_port_add(struct rte_eth_dev *dev __rte_unused, 1746 struct rte_eth_udp_tunnel *udp_tunnel) 1747 { 1748 MLX5_ASSERT(udp_tunnel != NULL); 1749 if (udp_tunnel->prot_type == RTE_ETH_TUNNEL_TYPE_VXLAN && 1750 udp_tunnel->udp_port == 4789) 1751 return 0; 1752 if (udp_tunnel->prot_type == RTE_ETH_TUNNEL_TYPE_VXLAN_GPE && 1753 udp_tunnel->udp_port == 4790) 1754 return 0; 1755 return -ENOTSUP; 1756 } 1757 1758 /** 1759 * Initialize process private data structure. 1760 * 1761 * @param dev 1762 * Pointer to Ethernet device structure. 1763 * 1764 * @return 1765 * 0 on success, a negative errno value otherwise and rte_errno is set. 1766 */ 1767 int 1768 mlx5_proc_priv_init(struct rte_eth_dev *dev) 1769 { 1770 struct mlx5_priv *priv = dev->data->dev_private; 1771 struct mlx5_proc_priv *ppriv; 1772 size_t ppriv_size; 1773 1774 mlx5_proc_priv_uninit(dev); 1775 /* 1776 * UAR register table follows the process private structure. BlueFlame 1777 * registers for Tx queues are stored in the table. 1778 */ 1779 ppriv_size = sizeof(struct mlx5_proc_priv) + 1780 priv->txqs_n * sizeof(struct mlx5_uar_data); 1781 ppriv = mlx5_malloc(MLX5_MEM_RTE | MLX5_MEM_ZERO, ppriv_size, 1782 RTE_CACHE_LINE_SIZE, dev->device->numa_node); 1783 if (!ppriv) { 1784 rte_errno = ENOMEM; 1785 return -rte_errno; 1786 } 1787 ppriv->uar_table_sz = priv->txqs_n; 1788 dev->process_private = ppriv; 1789 if (rte_eal_process_type() == RTE_PROC_PRIMARY) 1790 priv->sh->pppriv = ppriv; 1791 return 0; 1792 } 1793 1794 /** 1795 * Un-initialize process private data structure. 1796 * 1797 * @param dev 1798 * Pointer to Ethernet device structure. 1799 */ 1800 void 1801 mlx5_proc_priv_uninit(struct rte_eth_dev *dev) 1802 { 1803 if (!dev->process_private) 1804 return; 1805 mlx5_free(dev->process_private); 1806 dev->process_private = NULL; 1807 } 1808 1809 /** 1810 * DPDK callback to close the device. 1811 * 1812 * Destroy all queues and objects, free memory. 1813 * 1814 * @param dev 1815 * Pointer to Ethernet device structure. 1816 */ 1817 int 1818 mlx5_dev_close(struct rte_eth_dev *dev) 1819 { 1820 struct mlx5_priv *priv = dev->data->dev_private; 1821 unsigned int i; 1822 int ret; 1823 1824 if (rte_eal_process_type() == RTE_PROC_SECONDARY) { 1825 /* Check if process_private released. */ 1826 if (!dev->process_private) 1827 return 0; 1828 mlx5_tx_uar_uninit_secondary(dev); 1829 mlx5_proc_priv_uninit(dev); 1830 rte_eth_dev_release_port(dev); 1831 return 0; 1832 } 1833 if (!priv->sh) 1834 return 0; 1835 DRV_LOG(DEBUG, "port %u closing device \"%s\"", 1836 dev->data->port_id, 1837 ((priv->sh->cdev->ctx != NULL) ? 1838 mlx5_os_get_ctx_device_name(priv->sh->cdev->ctx) : "")); 1839 /* 1840 * If default mreg copy action is removed at the stop stage, 1841 * the search will return none and nothing will be done anymore. 1842 */ 1843 mlx5_flow_stop_default(dev); 1844 mlx5_traffic_disable(dev); 1845 /* 1846 * If all the flows are already flushed in the device stop stage, 1847 * then this will return directly without any action. 1848 */ 1849 mlx5_flow_list_flush(dev, MLX5_FLOW_TYPE_GEN, true); 1850 mlx5_action_handle_flush(dev); 1851 mlx5_flow_meter_flush(dev, NULL); 1852 /* Prevent crashes when queues are still in use. */ 1853 dev->rx_pkt_burst = rte_eth_pkt_burst_dummy; 1854 dev->tx_pkt_burst = rte_eth_pkt_burst_dummy; 1855 rte_wmb(); 1856 /* Disable datapath on secondary process. */ 1857 mlx5_mp_os_req_stop_rxtx(dev); 1858 /* Free the eCPRI flex parser resource. */ 1859 mlx5_flex_parser_ecpri_release(dev); 1860 mlx5_flex_item_port_cleanup(dev); 1861 #if defined(HAVE_IBV_FLOW_DV_SUPPORT) || !defined(HAVE_INFINIBAND_VERBS_H) 1862 flow_hw_resource_release(dev); 1863 #endif 1864 if (priv->rxq_privs != NULL) { 1865 /* XXX race condition if mlx5_rx_burst() is still running. */ 1866 rte_delay_us_sleep(1000); 1867 for (i = 0; (i != priv->rxqs_n); ++i) 1868 mlx5_rxq_release(dev, i); 1869 priv->rxqs_n = 0; 1870 mlx5_free(priv->rxq_privs); 1871 priv->rxq_privs = NULL; 1872 } 1873 if (priv->txqs != NULL) { 1874 /* XXX race condition if mlx5_tx_burst() is still running. */ 1875 rte_delay_us_sleep(1000); 1876 for (i = 0; (i != priv->txqs_n); ++i) 1877 mlx5_txq_release(dev, i); 1878 priv->txqs_n = 0; 1879 priv->txqs = NULL; 1880 } 1881 mlx5_proc_priv_uninit(dev); 1882 if (priv->q_counters) { 1883 mlx5_devx_cmd_destroy(priv->q_counters); 1884 priv->q_counters = NULL; 1885 } 1886 if (priv->drop_queue.hrxq) 1887 mlx5_drop_action_destroy(dev); 1888 if (priv->mreg_cp_tbl) 1889 mlx5_hlist_destroy(priv->mreg_cp_tbl); 1890 mlx5_mprq_free_mp(dev); 1891 mlx5_os_free_shared_dr(priv); 1892 if (priv->rss_conf.rss_key != NULL) 1893 mlx5_free(priv->rss_conf.rss_key); 1894 if (priv->reta_idx != NULL) 1895 mlx5_free(priv->reta_idx); 1896 if (priv->sh->dev_cap.vf) 1897 mlx5_os_mac_addr_flush(dev); 1898 if (priv->nl_socket_route >= 0) 1899 close(priv->nl_socket_route); 1900 if (priv->nl_socket_rdma >= 0) 1901 close(priv->nl_socket_rdma); 1902 if (priv->vmwa_context) 1903 mlx5_vlan_vmwa_exit(priv->vmwa_context); 1904 ret = mlx5_hrxq_verify(dev); 1905 if (ret) 1906 DRV_LOG(WARNING, "port %u some hash Rx queue still remain", 1907 dev->data->port_id); 1908 ret = mlx5_ind_table_obj_verify(dev); 1909 if (ret) 1910 DRV_LOG(WARNING, "port %u some indirection table still remain", 1911 dev->data->port_id); 1912 ret = mlx5_rxq_obj_verify(dev); 1913 if (ret) 1914 DRV_LOG(WARNING, "port %u some Rx queue objects still remain", 1915 dev->data->port_id); 1916 ret = mlx5_ext_rxq_verify(dev); 1917 if (ret) 1918 DRV_LOG(WARNING, "Port %u some external RxQ still remain.", 1919 dev->data->port_id); 1920 ret = mlx5_rxq_verify(dev); 1921 if (ret) 1922 DRV_LOG(WARNING, "port %u some Rx queues still remain", 1923 dev->data->port_id); 1924 ret = mlx5_txq_obj_verify(dev); 1925 if (ret) 1926 DRV_LOG(WARNING, "port %u some Verbs Tx queue still remain", 1927 dev->data->port_id); 1928 ret = mlx5_txq_verify(dev); 1929 if (ret) 1930 DRV_LOG(WARNING, "port %u some Tx queues still remain", 1931 dev->data->port_id); 1932 ret = mlx5_flow_verify(dev); 1933 if (ret) 1934 DRV_LOG(WARNING, "port %u some flows still remain", 1935 dev->data->port_id); 1936 if (priv->hrxqs) 1937 mlx5_list_destroy(priv->hrxqs); 1938 mlx5_free(priv->ext_rxqs); 1939 /* 1940 * Free the shared context in last turn, because the cleanup 1941 * routines above may use some shared fields, like 1942 * mlx5_os_mac_addr_flush() uses ibdev_path for retrieving 1943 * ifindex if Netlink fails. 1944 */ 1945 mlx5_free_shared_dev_ctx(priv->sh); 1946 if (priv->domain_id != RTE_ETH_DEV_SWITCH_DOMAIN_ID_INVALID) { 1947 unsigned int c = 0; 1948 uint16_t port_id; 1949 1950 MLX5_ETH_FOREACH_DEV(port_id, dev->device) { 1951 struct mlx5_priv *opriv = 1952 rte_eth_devices[port_id].data->dev_private; 1953 1954 if (!opriv || 1955 opriv->domain_id != priv->domain_id || 1956 &rte_eth_devices[port_id] == dev) 1957 continue; 1958 ++c; 1959 break; 1960 } 1961 if (!c) 1962 claim_zero(rte_eth_switch_domain_free(priv->domain_id)); 1963 } 1964 memset(priv, 0, sizeof(*priv)); 1965 priv->domain_id = RTE_ETH_DEV_SWITCH_DOMAIN_ID_INVALID; 1966 /* 1967 * Reset mac_addrs to NULL such that it is not freed as part of 1968 * rte_eth_dev_release_port(). mac_addrs is part of dev_private so 1969 * it is freed when dev_private is freed. 1970 */ 1971 dev->data->mac_addrs = NULL; 1972 return 0; 1973 } 1974 1975 const struct eth_dev_ops mlx5_dev_ops = { 1976 .dev_configure = mlx5_dev_configure, 1977 .dev_start = mlx5_dev_start, 1978 .dev_stop = mlx5_dev_stop, 1979 .dev_set_link_down = mlx5_set_link_down, 1980 .dev_set_link_up = mlx5_set_link_up, 1981 .dev_close = mlx5_dev_close, 1982 .promiscuous_enable = mlx5_promiscuous_enable, 1983 .promiscuous_disable = mlx5_promiscuous_disable, 1984 .allmulticast_enable = mlx5_allmulticast_enable, 1985 .allmulticast_disable = mlx5_allmulticast_disable, 1986 .link_update = mlx5_link_update, 1987 .stats_get = mlx5_stats_get, 1988 .stats_reset = mlx5_stats_reset, 1989 .xstats_get = mlx5_xstats_get, 1990 .xstats_reset = mlx5_xstats_reset, 1991 .xstats_get_names = mlx5_xstats_get_names, 1992 .fw_version_get = mlx5_fw_version_get, 1993 .dev_infos_get = mlx5_dev_infos_get, 1994 .representor_info_get = mlx5_representor_info_get, 1995 .read_clock = mlx5_txpp_read_clock, 1996 .dev_supported_ptypes_get = mlx5_dev_supported_ptypes_get, 1997 .vlan_filter_set = mlx5_vlan_filter_set, 1998 .rx_queue_setup = mlx5_rx_queue_setup, 1999 .rx_hairpin_queue_setup = mlx5_rx_hairpin_queue_setup, 2000 .tx_queue_setup = mlx5_tx_queue_setup, 2001 .tx_hairpin_queue_setup = mlx5_tx_hairpin_queue_setup, 2002 .rx_queue_release = mlx5_rx_queue_release, 2003 .tx_queue_release = mlx5_tx_queue_release, 2004 .rx_queue_start = mlx5_rx_queue_start, 2005 .rx_queue_stop = mlx5_rx_queue_stop, 2006 .tx_queue_start = mlx5_tx_queue_start, 2007 .tx_queue_stop = mlx5_tx_queue_stop, 2008 .flow_ctrl_get = mlx5_dev_get_flow_ctrl, 2009 .flow_ctrl_set = mlx5_dev_set_flow_ctrl, 2010 .mac_addr_remove = mlx5_mac_addr_remove, 2011 .mac_addr_add = mlx5_mac_addr_add, 2012 .mac_addr_set = mlx5_mac_addr_set, 2013 .set_mc_addr_list = mlx5_set_mc_addr_list, 2014 .mtu_set = mlx5_dev_set_mtu, 2015 .vlan_strip_queue_set = mlx5_vlan_strip_queue_set, 2016 .vlan_offload_set = mlx5_vlan_offload_set, 2017 .reta_update = mlx5_dev_rss_reta_update, 2018 .reta_query = mlx5_dev_rss_reta_query, 2019 .rss_hash_update = mlx5_rss_hash_update, 2020 .rss_hash_conf_get = mlx5_rss_hash_conf_get, 2021 .flow_ops_get = mlx5_flow_ops_get, 2022 .rxq_info_get = mlx5_rxq_info_get, 2023 .txq_info_get = mlx5_txq_info_get, 2024 .rx_burst_mode_get = mlx5_rx_burst_mode_get, 2025 .tx_burst_mode_get = mlx5_tx_burst_mode_get, 2026 .rx_queue_intr_enable = mlx5_rx_intr_enable, 2027 .rx_queue_intr_disable = mlx5_rx_intr_disable, 2028 .is_removed = mlx5_is_removed, 2029 .udp_tunnel_port_add = mlx5_udp_tunnel_port_add, 2030 .get_module_info = mlx5_get_module_info, 2031 .get_module_eeprom = mlx5_get_module_eeprom, 2032 .hairpin_cap_get = mlx5_hairpin_cap_get, 2033 .mtr_ops_get = mlx5_flow_meter_ops_get, 2034 .hairpin_bind = mlx5_hairpin_bind, 2035 .hairpin_unbind = mlx5_hairpin_unbind, 2036 .hairpin_get_peer_ports = mlx5_hairpin_get_peer_ports, 2037 .hairpin_queue_peer_update = mlx5_hairpin_queue_peer_update, 2038 .hairpin_queue_peer_bind = mlx5_hairpin_queue_peer_bind, 2039 .hairpin_queue_peer_unbind = mlx5_hairpin_queue_peer_unbind, 2040 .get_monitor_addr = mlx5_get_monitor_addr, 2041 }; 2042 2043 /* Available operations from secondary process. */ 2044 const struct eth_dev_ops mlx5_dev_sec_ops = { 2045 .stats_get = mlx5_stats_get, 2046 .stats_reset = mlx5_stats_reset, 2047 .xstats_get = mlx5_xstats_get, 2048 .xstats_reset = mlx5_xstats_reset, 2049 .xstats_get_names = mlx5_xstats_get_names, 2050 .fw_version_get = mlx5_fw_version_get, 2051 .dev_infos_get = mlx5_dev_infos_get, 2052 .representor_info_get = mlx5_representor_info_get, 2053 .read_clock = mlx5_txpp_read_clock, 2054 .rx_queue_start = mlx5_rx_queue_start, 2055 .rx_queue_stop = mlx5_rx_queue_stop, 2056 .tx_queue_start = mlx5_tx_queue_start, 2057 .tx_queue_stop = mlx5_tx_queue_stop, 2058 .rxq_info_get = mlx5_rxq_info_get, 2059 .txq_info_get = mlx5_txq_info_get, 2060 .rx_burst_mode_get = mlx5_rx_burst_mode_get, 2061 .tx_burst_mode_get = mlx5_tx_burst_mode_get, 2062 .get_module_info = mlx5_get_module_info, 2063 .get_module_eeprom = mlx5_get_module_eeprom, 2064 }; 2065 2066 /* Available operations in flow isolated mode. */ 2067 const struct eth_dev_ops mlx5_dev_ops_isolate = { 2068 .dev_configure = mlx5_dev_configure, 2069 .dev_start = mlx5_dev_start, 2070 .dev_stop = mlx5_dev_stop, 2071 .dev_set_link_down = mlx5_set_link_down, 2072 .dev_set_link_up = mlx5_set_link_up, 2073 .dev_close = mlx5_dev_close, 2074 .promiscuous_enable = mlx5_promiscuous_enable, 2075 .promiscuous_disable = mlx5_promiscuous_disable, 2076 .allmulticast_enable = mlx5_allmulticast_enable, 2077 .allmulticast_disable = mlx5_allmulticast_disable, 2078 .link_update = mlx5_link_update, 2079 .stats_get = mlx5_stats_get, 2080 .stats_reset = mlx5_stats_reset, 2081 .xstats_get = mlx5_xstats_get, 2082 .xstats_reset = mlx5_xstats_reset, 2083 .xstats_get_names = mlx5_xstats_get_names, 2084 .fw_version_get = mlx5_fw_version_get, 2085 .dev_infos_get = mlx5_dev_infos_get, 2086 .representor_info_get = mlx5_representor_info_get, 2087 .read_clock = mlx5_txpp_read_clock, 2088 .dev_supported_ptypes_get = mlx5_dev_supported_ptypes_get, 2089 .vlan_filter_set = mlx5_vlan_filter_set, 2090 .rx_queue_setup = mlx5_rx_queue_setup, 2091 .rx_hairpin_queue_setup = mlx5_rx_hairpin_queue_setup, 2092 .tx_queue_setup = mlx5_tx_queue_setup, 2093 .tx_hairpin_queue_setup = mlx5_tx_hairpin_queue_setup, 2094 .rx_queue_release = mlx5_rx_queue_release, 2095 .tx_queue_release = mlx5_tx_queue_release, 2096 .rx_queue_start = mlx5_rx_queue_start, 2097 .rx_queue_stop = mlx5_rx_queue_stop, 2098 .tx_queue_start = mlx5_tx_queue_start, 2099 .tx_queue_stop = mlx5_tx_queue_stop, 2100 .flow_ctrl_get = mlx5_dev_get_flow_ctrl, 2101 .flow_ctrl_set = mlx5_dev_set_flow_ctrl, 2102 .mac_addr_remove = mlx5_mac_addr_remove, 2103 .mac_addr_add = mlx5_mac_addr_add, 2104 .mac_addr_set = mlx5_mac_addr_set, 2105 .set_mc_addr_list = mlx5_set_mc_addr_list, 2106 .mtu_set = mlx5_dev_set_mtu, 2107 .vlan_strip_queue_set = mlx5_vlan_strip_queue_set, 2108 .vlan_offload_set = mlx5_vlan_offload_set, 2109 .flow_ops_get = mlx5_flow_ops_get, 2110 .rxq_info_get = mlx5_rxq_info_get, 2111 .txq_info_get = mlx5_txq_info_get, 2112 .rx_burst_mode_get = mlx5_rx_burst_mode_get, 2113 .tx_burst_mode_get = mlx5_tx_burst_mode_get, 2114 .rx_queue_intr_enable = mlx5_rx_intr_enable, 2115 .rx_queue_intr_disable = mlx5_rx_intr_disable, 2116 .is_removed = mlx5_is_removed, 2117 .get_module_info = mlx5_get_module_info, 2118 .get_module_eeprom = mlx5_get_module_eeprom, 2119 .hairpin_cap_get = mlx5_hairpin_cap_get, 2120 .mtr_ops_get = mlx5_flow_meter_ops_get, 2121 .hairpin_bind = mlx5_hairpin_bind, 2122 .hairpin_unbind = mlx5_hairpin_unbind, 2123 .hairpin_get_peer_ports = mlx5_hairpin_get_peer_ports, 2124 .hairpin_queue_peer_update = mlx5_hairpin_queue_peer_update, 2125 .hairpin_queue_peer_bind = mlx5_hairpin_queue_peer_bind, 2126 .hairpin_queue_peer_unbind = mlx5_hairpin_queue_peer_unbind, 2127 .get_monitor_addr = mlx5_get_monitor_addr, 2128 }; 2129 2130 /** 2131 * Verify and store value for device argument. 2132 * 2133 * @param[in] key 2134 * Key argument to verify. 2135 * @param[in] val 2136 * Value associated with key. 2137 * @param opaque 2138 * User data. 2139 * 2140 * @return 2141 * 0 on success, a negative errno value otherwise and rte_errno is set. 2142 */ 2143 static int 2144 mlx5_port_args_check_handler(const char *key, const char *val, void *opaque) 2145 { 2146 struct mlx5_port_config *config = opaque; 2147 signed long tmp; 2148 2149 /* No-op, port representors are processed in mlx5_dev_spawn(). */ 2150 if (!strcmp(MLX5_REPRESENTOR, key)) 2151 return 0; 2152 errno = 0; 2153 tmp = strtol(val, NULL, 0); 2154 if (errno) { 2155 rte_errno = errno; 2156 DRV_LOG(WARNING, "%s: \"%s\" is not a valid integer", key, val); 2157 return -rte_errno; 2158 } 2159 if (tmp < 0) { 2160 /* Negative values are acceptable for some keys only. */ 2161 rte_errno = EINVAL; 2162 DRV_LOG(WARNING, "%s: invalid negative value \"%s\"", key, val); 2163 return -rte_errno; 2164 } 2165 if (strcmp(MLX5_RXQ_CQE_COMP_EN, key) == 0) { 2166 if (tmp > MLX5_CQE_RESP_FORMAT_L34H_STRIDX) { 2167 DRV_LOG(ERR, "invalid CQE compression " 2168 "format parameter"); 2169 rte_errno = EINVAL; 2170 return -rte_errno; 2171 } 2172 config->cqe_comp = !!tmp; 2173 config->cqe_comp_fmt = tmp; 2174 } else if (strcmp(MLX5_RXQ_PKT_PAD_EN, key) == 0) { 2175 config->hw_padding = !!tmp; 2176 } else if (strcmp(MLX5_RX_MPRQ_EN, key) == 0) { 2177 config->mprq.enabled = !!tmp; 2178 } else if (strcmp(MLX5_RX_MPRQ_LOG_STRIDE_NUM, key) == 0) { 2179 config->mprq.log_stride_num = tmp; 2180 } else if (strcmp(MLX5_RX_MPRQ_LOG_STRIDE_SIZE, key) == 0) { 2181 config->mprq.log_stride_size = tmp; 2182 } else if (strcmp(MLX5_RX_MPRQ_MAX_MEMCPY_LEN, key) == 0) { 2183 config->mprq.max_memcpy_len = tmp; 2184 } else if (strcmp(MLX5_RXQS_MIN_MPRQ, key) == 0) { 2185 config->mprq.min_rxqs_num = tmp; 2186 } else if (strcmp(MLX5_TXQ_INLINE, key) == 0) { 2187 DRV_LOG(WARNING, "%s: deprecated parameter," 2188 " converted to txq_inline_max", key); 2189 config->txq_inline_max = tmp; 2190 } else if (strcmp(MLX5_TXQ_INLINE_MAX, key) == 0) { 2191 config->txq_inline_max = tmp; 2192 } else if (strcmp(MLX5_TXQ_INLINE_MIN, key) == 0) { 2193 config->txq_inline_min = tmp; 2194 } else if (strcmp(MLX5_TXQ_INLINE_MPW, key) == 0) { 2195 config->txq_inline_mpw = tmp; 2196 } else if (strcmp(MLX5_TXQS_MIN_INLINE, key) == 0) { 2197 config->txqs_inline = tmp; 2198 } else if (strcmp(MLX5_TXQS_MAX_VEC, key) == 0) { 2199 DRV_LOG(WARNING, "%s: deprecated parameter, ignored", key); 2200 } else if (strcmp(MLX5_TXQ_MPW_EN, key) == 0) { 2201 config->mps = !!tmp; 2202 } else if (strcmp(MLX5_TXQ_MPW_HDR_DSEG_EN, key) == 0) { 2203 DRV_LOG(WARNING, "%s: deprecated parameter, ignored", key); 2204 } else if (strcmp(MLX5_TXQ_MAX_INLINE_LEN, key) == 0) { 2205 DRV_LOG(WARNING, "%s: deprecated parameter," 2206 " converted to txq_inline_mpw", key); 2207 config->txq_inline_mpw = tmp; 2208 } else if (strcmp(MLX5_TX_VEC_EN, key) == 0) { 2209 DRV_LOG(WARNING, "%s: deprecated parameter, ignored", key); 2210 } else if (strcmp(MLX5_RX_VEC_EN, key) == 0) { 2211 config->rx_vec_en = !!tmp; 2212 } else if (strcmp(MLX5_MAX_DUMP_FILES_NUM, key) == 0) { 2213 config->max_dump_files_num = tmp; 2214 } else if (strcmp(MLX5_LRO_TIMEOUT_USEC, key) == 0) { 2215 config->lro_timeout = tmp; 2216 } else if (strcmp(MLX5_HP_BUF_SIZE, key) == 0) { 2217 config->log_hp_size = tmp; 2218 } else if (strcmp(MLX5_DELAY_DROP, key) == 0) { 2219 config->std_delay_drop = !!(tmp & MLX5_DELAY_DROP_STANDARD); 2220 config->hp_delay_drop = !!(tmp & MLX5_DELAY_DROP_HAIRPIN); 2221 } 2222 return 0; 2223 } 2224 2225 /** 2226 * Parse user port parameters and adjust them according to device capabilities. 2227 * 2228 * @param priv 2229 * Pointer to shared device context. 2230 * @param mkvlist 2231 * Pointer to mlx5 kvargs control, can be NULL if there is no devargs. 2232 * @param config 2233 * Pointer to port configuration structure. 2234 * 2235 * @return 2236 * 0 on success, a negative errno value otherwise and rte_errno is set. 2237 */ 2238 int 2239 mlx5_port_args_config(struct mlx5_priv *priv, struct mlx5_kvargs_ctrl *mkvlist, 2240 struct mlx5_port_config *config) 2241 { 2242 struct mlx5_hca_attr *hca_attr = &priv->sh->cdev->config.hca_attr; 2243 struct mlx5_dev_cap *dev_cap = &priv->sh->dev_cap; 2244 bool devx = priv->sh->cdev->config.devx; 2245 const char **params = (const char *[]){ 2246 MLX5_RXQ_CQE_COMP_EN, 2247 MLX5_RXQ_PKT_PAD_EN, 2248 MLX5_RX_MPRQ_EN, 2249 MLX5_RX_MPRQ_LOG_STRIDE_NUM, 2250 MLX5_RX_MPRQ_LOG_STRIDE_SIZE, 2251 MLX5_RX_MPRQ_MAX_MEMCPY_LEN, 2252 MLX5_RXQS_MIN_MPRQ, 2253 MLX5_TXQ_INLINE, 2254 MLX5_TXQ_INLINE_MIN, 2255 MLX5_TXQ_INLINE_MAX, 2256 MLX5_TXQ_INLINE_MPW, 2257 MLX5_TXQS_MIN_INLINE, 2258 MLX5_TXQS_MAX_VEC, 2259 MLX5_TXQ_MPW_EN, 2260 MLX5_TXQ_MPW_HDR_DSEG_EN, 2261 MLX5_TXQ_MAX_INLINE_LEN, 2262 MLX5_TX_VEC_EN, 2263 MLX5_RX_VEC_EN, 2264 MLX5_REPRESENTOR, 2265 MLX5_MAX_DUMP_FILES_NUM, 2266 MLX5_LRO_TIMEOUT_USEC, 2267 MLX5_HP_BUF_SIZE, 2268 MLX5_DELAY_DROP, 2269 NULL, 2270 }; 2271 int ret = 0; 2272 2273 /* Default configuration. */ 2274 memset(config, 0, sizeof(*config)); 2275 config->mps = MLX5_ARG_UNSET; 2276 config->cqe_comp = 1; 2277 config->rx_vec_en = 1; 2278 config->txq_inline_max = MLX5_ARG_UNSET; 2279 config->txq_inline_min = MLX5_ARG_UNSET; 2280 config->txq_inline_mpw = MLX5_ARG_UNSET; 2281 config->txqs_inline = MLX5_ARG_UNSET; 2282 config->mprq.max_memcpy_len = MLX5_MPRQ_MEMCPY_DEFAULT_LEN; 2283 config->mprq.min_rxqs_num = MLX5_MPRQ_MIN_RXQS; 2284 config->mprq.log_stride_num = MLX5_MPRQ_DEFAULT_LOG_STRIDE_NUM; 2285 config->log_hp_size = MLX5_ARG_UNSET; 2286 config->std_delay_drop = 0; 2287 config->hp_delay_drop = 0; 2288 if (mkvlist != NULL) { 2289 /* Process parameters. */ 2290 ret = mlx5_kvargs_process(mkvlist, params, 2291 mlx5_port_args_check_handler, config); 2292 if (ret) { 2293 DRV_LOG(ERR, "Failed to process port arguments: %s", 2294 strerror(rte_errno)); 2295 return -rte_errno; 2296 } 2297 } 2298 /* Adjust parameters according to device capabilities. */ 2299 if (config->hw_padding && !dev_cap->hw_padding) { 2300 DRV_LOG(DEBUG, "Rx end alignment padding isn't supported."); 2301 config->hw_padding = 0; 2302 } else if (config->hw_padding) { 2303 DRV_LOG(DEBUG, "Rx end alignment padding is enabled."); 2304 } 2305 /* 2306 * MPW is disabled by default, while the Enhanced MPW is enabled 2307 * by default. 2308 */ 2309 if (config->mps == MLX5_ARG_UNSET) 2310 config->mps = (dev_cap->mps == MLX5_MPW_ENHANCED) ? 2311 MLX5_MPW_ENHANCED : MLX5_MPW_DISABLED; 2312 else 2313 config->mps = config->mps ? dev_cap->mps : MLX5_MPW_DISABLED; 2314 DRV_LOG(INFO, "%sMPS is %s", 2315 config->mps == MLX5_MPW_ENHANCED ? "enhanced " : 2316 config->mps == MLX5_MPW ? "legacy " : "", 2317 config->mps != MLX5_MPW_DISABLED ? "enabled" : "disabled"); 2318 /* LRO is supported only when DV flow enabled. */ 2319 if (dev_cap->lro_supported && !priv->sh->config.dv_flow_en) 2320 dev_cap->lro_supported = 0; 2321 if (dev_cap->lro_supported) { 2322 /* 2323 * If LRO timeout is not configured by application, 2324 * use the minimal supported value. 2325 */ 2326 if (!config->lro_timeout) 2327 config->lro_timeout = 2328 hca_attr->lro_timer_supported_periods[0]; 2329 DRV_LOG(DEBUG, "LRO session timeout set to %d usec.", 2330 config->lro_timeout); 2331 } 2332 if (config->cqe_comp && !dev_cap->cqe_comp) { 2333 DRV_LOG(WARNING, "Rx CQE 128B compression is not supported."); 2334 config->cqe_comp = 0; 2335 } 2336 if (config->cqe_comp_fmt == MLX5_CQE_RESP_FORMAT_FTAG_STRIDX && 2337 (!devx || !hca_attr->mini_cqe_resp_flow_tag)) { 2338 DRV_LOG(WARNING, 2339 "Flow Tag CQE compression format isn't supported."); 2340 config->cqe_comp = 0; 2341 } 2342 if (config->cqe_comp_fmt == MLX5_CQE_RESP_FORMAT_L34H_STRIDX && 2343 (!devx || !hca_attr->mini_cqe_resp_l3_l4_tag)) { 2344 DRV_LOG(WARNING, 2345 "L3/L4 Header CQE compression format isn't supported."); 2346 config->cqe_comp = 0; 2347 } 2348 DRV_LOG(DEBUG, "Rx CQE compression is %ssupported.", 2349 config->cqe_comp ? "" : "not "); 2350 if ((config->std_delay_drop || config->hp_delay_drop) && 2351 !dev_cap->rq_delay_drop_en) { 2352 config->std_delay_drop = 0; 2353 config->hp_delay_drop = 0; 2354 DRV_LOG(WARNING, "dev_port-%u: Rxq delay drop isn't supported.", 2355 priv->dev_port); 2356 } 2357 if (config->mprq.enabled && !priv->sh->dev_cap.mprq.enabled) { 2358 DRV_LOG(WARNING, "Multi-Packet RQ isn't supported."); 2359 config->mprq.enabled = 0; 2360 } 2361 if (config->max_dump_files_num == 0) 2362 config->max_dump_files_num = 128; 2363 /* Detect minimal data bytes to inline. */ 2364 mlx5_set_min_inline(priv); 2365 DRV_LOG(DEBUG, "VLAN insertion in WQE is %ssupported.", 2366 config->hw_vlan_insert ? "" : "not "); 2367 DRV_LOG(DEBUG, "\"rxq_pkt_pad_en\" is %u.", config->hw_padding); 2368 DRV_LOG(DEBUG, "\"rxq_cqe_comp_en\" is %u.", config->cqe_comp); 2369 DRV_LOG(DEBUG, "\"cqe_comp_fmt\" is %u.", config->cqe_comp_fmt); 2370 DRV_LOG(DEBUG, "\"rx_vec_en\" is %u.", config->rx_vec_en); 2371 DRV_LOG(DEBUG, "Standard \"delay_drop\" is %u.", 2372 config->std_delay_drop); 2373 DRV_LOG(DEBUG, "Hairpin \"delay_drop\" is %u.", config->hp_delay_drop); 2374 DRV_LOG(DEBUG, "\"max_dump_files_num\" is %u.", 2375 config->max_dump_files_num); 2376 DRV_LOG(DEBUG, "\"log_hp_size\" is %u.", config->log_hp_size); 2377 DRV_LOG(DEBUG, "\"mprq_en\" is %u.", config->mprq.enabled); 2378 DRV_LOG(DEBUG, "\"mprq_log_stride_num\" is %u.", 2379 config->mprq.log_stride_num); 2380 DRV_LOG(DEBUG, "\"mprq_log_stride_size\" is %u.", 2381 config->mprq.log_stride_size); 2382 DRV_LOG(DEBUG, "\"mprq_max_memcpy_len\" is %u.", 2383 config->mprq.max_memcpy_len); 2384 DRV_LOG(DEBUG, "\"rxqs_min_mprq\" is %u.", config->mprq.min_rxqs_num); 2385 DRV_LOG(DEBUG, "\"lro_timeout_usec\" is %u.", config->lro_timeout); 2386 DRV_LOG(DEBUG, "\"txq_mpw_en\" is %d.", config->mps); 2387 DRV_LOG(DEBUG, "\"txqs_min_inline\" is %d.", config->txqs_inline); 2388 DRV_LOG(DEBUG, "\"txq_inline_min\" is %d.", config->txq_inline_min); 2389 DRV_LOG(DEBUG, "\"txq_inline_max\" is %d.", config->txq_inline_max); 2390 DRV_LOG(DEBUG, "\"txq_inline_mpw\" is %d.", config->txq_inline_mpw); 2391 return 0; 2392 } 2393 2394 /** 2395 * Print the key for device argument. 2396 * 2397 * It is "dummy" handler whose whole purpose is to enable using 2398 * mlx5_kvargs_process() function which set devargs as used. 2399 * 2400 * @param key 2401 * Key argument. 2402 * @param val 2403 * Value associated with key, unused. 2404 * @param opaque 2405 * Unused, can be NULL. 2406 * 2407 * @return 2408 * 0 on success, function cannot fail. 2409 */ 2410 static int 2411 mlx5_dummy_handler(const char *key, const char *val, void *opaque) 2412 { 2413 DRV_LOG(DEBUG, "\tKey: \"%s\" is set as used.", key); 2414 RTE_SET_USED(opaque); 2415 RTE_SET_USED(val); 2416 return 0; 2417 } 2418 2419 /** 2420 * Set requested devargs as used when device is already spawned. 2421 * 2422 * It is necessary since it is valid to ask probe again for existing device, 2423 * if its devargs don't assign as used, mlx5_kvargs_validate() will fail. 2424 * 2425 * @param name 2426 * Name of the existing device. 2427 * @param port_id 2428 * Port identifier of the device. 2429 * @param mkvlist 2430 * Pointer to mlx5 kvargs control to sign as used. 2431 */ 2432 void 2433 mlx5_port_args_set_used(const char *name, uint16_t port_id, 2434 struct mlx5_kvargs_ctrl *mkvlist) 2435 { 2436 const char **params = (const char *[]){ 2437 MLX5_RXQ_CQE_COMP_EN, 2438 MLX5_RXQ_PKT_PAD_EN, 2439 MLX5_RX_MPRQ_EN, 2440 MLX5_RX_MPRQ_LOG_STRIDE_NUM, 2441 MLX5_RX_MPRQ_LOG_STRIDE_SIZE, 2442 MLX5_RX_MPRQ_MAX_MEMCPY_LEN, 2443 MLX5_RXQS_MIN_MPRQ, 2444 MLX5_TXQ_INLINE, 2445 MLX5_TXQ_INLINE_MIN, 2446 MLX5_TXQ_INLINE_MAX, 2447 MLX5_TXQ_INLINE_MPW, 2448 MLX5_TXQS_MIN_INLINE, 2449 MLX5_TXQS_MAX_VEC, 2450 MLX5_TXQ_MPW_EN, 2451 MLX5_TXQ_MPW_HDR_DSEG_EN, 2452 MLX5_TXQ_MAX_INLINE_LEN, 2453 MLX5_TX_VEC_EN, 2454 MLX5_RX_VEC_EN, 2455 MLX5_REPRESENTOR, 2456 MLX5_MAX_DUMP_FILES_NUM, 2457 MLX5_LRO_TIMEOUT_USEC, 2458 MLX5_HP_BUF_SIZE, 2459 MLX5_DELAY_DROP, 2460 NULL, 2461 }; 2462 2463 /* Secondary process should not handle devargs. */ 2464 if (rte_eal_process_type() != RTE_PROC_PRIMARY) 2465 return; 2466 MLX5_ASSERT(mkvlist != NULL); 2467 DRV_LOG(DEBUG, "Ethernet device \"%s\" for port %u " 2468 "already exists, set devargs as used:", name, port_id); 2469 /* This function cannot fail with this handler. */ 2470 mlx5_kvargs_process(mkvlist, params, mlx5_dummy_handler, NULL); 2471 } 2472 2473 /** 2474 * Check sibling device configurations when probing again. 2475 * 2476 * Sibling devices sharing infiniband device context should have compatible 2477 * configurations. This regards representors and bonding device. 2478 * 2479 * @param cdev 2480 * Pointer to mlx5 device structure. 2481 * @param mkvlist 2482 * Pointer to mlx5 kvargs control, can be NULL if there is no devargs. 2483 * 2484 * @return 2485 * 0 on success, a negative errno value otherwise and rte_errno is set. 2486 */ 2487 int 2488 mlx5_probe_again_args_validate(struct mlx5_common_device *cdev, 2489 struct mlx5_kvargs_ctrl *mkvlist) 2490 { 2491 struct mlx5_dev_ctx_shared *sh = NULL; 2492 struct mlx5_sh_config *config; 2493 int ret; 2494 2495 /* Secondary process should not handle devargs. */ 2496 if (rte_eal_process_type() != RTE_PROC_PRIMARY) 2497 return 0; 2498 pthread_mutex_lock(&mlx5_dev_ctx_list_mutex); 2499 /* Search for IB context by common device pointer. */ 2500 LIST_FOREACH(sh, &mlx5_dev_ctx_list, next) 2501 if (sh->cdev == cdev) 2502 break; 2503 pthread_mutex_unlock(&mlx5_dev_ctx_list_mutex); 2504 /* There is sh for this device -> it isn't probe again. */ 2505 if (sh == NULL) 2506 return 0; 2507 config = mlx5_malloc(MLX5_MEM_ZERO | MLX5_MEM_RTE, 2508 sizeof(struct mlx5_sh_config), 2509 RTE_CACHE_LINE_SIZE, SOCKET_ID_ANY); 2510 if (config == NULL) { 2511 rte_errno = -ENOMEM; 2512 return -rte_errno; 2513 } 2514 /* 2515 * Creates a temporary IB context configure structure according to new 2516 * devargs attached in probing again. 2517 */ 2518 ret = mlx5_shared_dev_ctx_args_config(sh, mkvlist, config); 2519 if (ret) { 2520 DRV_LOG(ERR, "Failed to process device configure: %s", 2521 strerror(rte_errno)); 2522 mlx5_free(config); 2523 return ret; 2524 } 2525 /* 2526 * Checks the match between the temporary structure and the existing 2527 * IB context structure. 2528 */ 2529 if (sh->config.dv_flow_en ^ config->dv_flow_en) { 2530 DRV_LOG(ERR, "\"dv_flow_en\" " 2531 "configuration mismatch for shared %s context.", 2532 sh->ibdev_name); 2533 goto error; 2534 } 2535 if ((sh->config.dv_xmeta_en ^ config->dv_xmeta_en) || 2536 (sh->config.dv_miss_info ^ config->dv_miss_info)) { 2537 DRV_LOG(ERR, "\"dv_xmeta_en\" " 2538 "configuration mismatch for shared %s context.", 2539 sh->ibdev_name); 2540 goto error; 2541 } 2542 if (sh->config.dv_esw_en ^ config->dv_esw_en) { 2543 DRV_LOG(ERR, "\"dv_esw_en\" " 2544 "configuration mismatch for shared %s context.", 2545 sh->ibdev_name); 2546 goto error; 2547 } 2548 if (sh->config.reclaim_mode ^ config->reclaim_mode) { 2549 DRV_LOG(ERR, "\"reclaim_mode\" " 2550 "configuration mismatch for shared %s context.", 2551 sh->ibdev_name); 2552 goto error; 2553 } 2554 if (sh->config.allow_duplicate_pattern ^ 2555 config->allow_duplicate_pattern) { 2556 DRV_LOG(ERR, "\"allow_duplicate_pattern\" " 2557 "configuration mismatch for shared %s context.", 2558 sh->ibdev_name); 2559 goto error; 2560 } 2561 if (sh->config.l3_vxlan_en ^ config->l3_vxlan_en) { 2562 DRV_LOG(ERR, "\"l3_vxlan_en\" " 2563 "configuration mismatch for shared %s context.", 2564 sh->ibdev_name); 2565 goto error; 2566 } 2567 if (sh->config.decap_en ^ config->decap_en) { 2568 DRV_LOG(ERR, "\"decap_en\" " 2569 "configuration mismatch for shared %s context.", 2570 sh->ibdev_name); 2571 goto error; 2572 } 2573 if (sh->config.lacp_by_user ^ config->lacp_by_user) { 2574 DRV_LOG(ERR, "\"lacp_by_user\" " 2575 "configuration mismatch for shared %s context.", 2576 sh->ibdev_name); 2577 goto error; 2578 } 2579 if (sh->config.tx_pp ^ config->tx_pp) { 2580 DRV_LOG(ERR, "\"tx_pp\" " 2581 "configuration mismatch for shared %s context.", 2582 sh->ibdev_name); 2583 goto error; 2584 } 2585 if (sh->config.tx_skew ^ config->tx_skew) { 2586 DRV_LOG(ERR, "\"tx_skew\" " 2587 "configuration mismatch for shared %s context.", 2588 sh->ibdev_name); 2589 goto error; 2590 } 2591 mlx5_free(config); 2592 return 0; 2593 error: 2594 mlx5_free(config); 2595 rte_errno = EINVAL; 2596 return -rte_errno; 2597 } 2598 2599 /** 2600 * Configures the minimal amount of data to inline into WQE 2601 * while sending packets. 2602 * 2603 * - the txq_inline_min has the maximal priority, if this 2604 * key is specified in devargs 2605 * - if DevX is enabled the inline mode is queried from the 2606 * device (HCA attributes and NIC vport context if needed). 2607 * - otherwise L2 mode (18 bytes) is assumed for ConnectX-4/4 Lx 2608 * and none (0 bytes) for other NICs 2609 * 2610 * @param priv 2611 * Pointer to the private device data structure. 2612 */ 2613 void 2614 mlx5_set_min_inline(struct mlx5_priv *priv) 2615 { 2616 struct mlx5_hca_attr *hca_attr = &priv->sh->cdev->config.hca_attr; 2617 struct mlx5_port_config *config = &priv->config; 2618 2619 if (config->txq_inline_min != MLX5_ARG_UNSET) { 2620 /* Application defines size of inlined data explicitly. */ 2621 if (priv->pci_dev != NULL) { 2622 switch (priv->pci_dev->id.device_id) { 2623 case PCI_DEVICE_ID_MELLANOX_CONNECTX4: 2624 case PCI_DEVICE_ID_MELLANOX_CONNECTX4VF: 2625 if (config->txq_inline_min < 2626 (int)MLX5_INLINE_HSIZE_L2) { 2627 DRV_LOG(DEBUG, 2628 "txq_inline_mix aligned to minimal ConnectX-4 required value %d", 2629 (int)MLX5_INLINE_HSIZE_L2); 2630 config->txq_inline_min = 2631 MLX5_INLINE_HSIZE_L2; 2632 } 2633 break; 2634 } 2635 } 2636 goto exit; 2637 } 2638 if (hca_attr->eth_net_offloads) { 2639 /* We have DevX enabled, inline mode queried successfully. */ 2640 switch (hca_attr->wqe_inline_mode) { 2641 case MLX5_CAP_INLINE_MODE_L2: 2642 /* outer L2 header must be inlined. */ 2643 config->txq_inline_min = MLX5_INLINE_HSIZE_L2; 2644 goto exit; 2645 case MLX5_CAP_INLINE_MODE_NOT_REQUIRED: 2646 /* No inline data are required by NIC. */ 2647 config->txq_inline_min = MLX5_INLINE_HSIZE_NONE; 2648 config->hw_vlan_insert = 2649 hca_attr->wqe_vlan_insert; 2650 DRV_LOG(DEBUG, "Tx VLAN insertion is supported"); 2651 goto exit; 2652 case MLX5_CAP_INLINE_MODE_VPORT_CONTEXT: 2653 /* inline mode is defined by NIC vport context. */ 2654 if (!hca_attr->eth_virt) 2655 break; 2656 switch (hca_attr->vport_inline_mode) { 2657 case MLX5_INLINE_MODE_NONE: 2658 config->txq_inline_min = 2659 MLX5_INLINE_HSIZE_NONE; 2660 goto exit; 2661 case MLX5_INLINE_MODE_L2: 2662 config->txq_inline_min = 2663 MLX5_INLINE_HSIZE_L2; 2664 goto exit; 2665 case MLX5_INLINE_MODE_IP: 2666 config->txq_inline_min = 2667 MLX5_INLINE_HSIZE_L3; 2668 goto exit; 2669 case MLX5_INLINE_MODE_TCP_UDP: 2670 config->txq_inline_min = 2671 MLX5_INLINE_HSIZE_L4; 2672 goto exit; 2673 case MLX5_INLINE_MODE_INNER_L2: 2674 config->txq_inline_min = 2675 MLX5_INLINE_HSIZE_INNER_L2; 2676 goto exit; 2677 case MLX5_INLINE_MODE_INNER_IP: 2678 config->txq_inline_min = 2679 MLX5_INLINE_HSIZE_INNER_L3; 2680 goto exit; 2681 case MLX5_INLINE_MODE_INNER_TCP_UDP: 2682 config->txq_inline_min = 2683 MLX5_INLINE_HSIZE_INNER_L4; 2684 goto exit; 2685 } 2686 } 2687 } 2688 if (priv->pci_dev == NULL) { 2689 config->txq_inline_min = MLX5_INLINE_HSIZE_NONE; 2690 goto exit; 2691 } 2692 /* 2693 * We get here if we are unable to deduce 2694 * inline data size with DevX. Try PCI ID 2695 * to determine old NICs. 2696 */ 2697 switch (priv->pci_dev->id.device_id) { 2698 case PCI_DEVICE_ID_MELLANOX_CONNECTX4: 2699 case PCI_DEVICE_ID_MELLANOX_CONNECTX4VF: 2700 case PCI_DEVICE_ID_MELLANOX_CONNECTX4LX: 2701 case PCI_DEVICE_ID_MELLANOX_CONNECTX4LXVF: 2702 config->txq_inline_min = MLX5_INLINE_HSIZE_L2; 2703 config->hw_vlan_insert = 0; 2704 break; 2705 case PCI_DEVICE_ID_MELLANOX_CONNECTX5: 2706 case PCI_DEVICE_ID_MELLANOX_CONNECTX5VF: 2707 case PCI_DEVICE_ID_MELLANOX_CONNECTX5EX: 2708 case PCI_DEVICE_ID_MELLANOX_CONNECTX5EXVF: 2709 /* 2710 * These NICs support VLAN insertion from WQE and 2711 * report the wqe_vlan_insert flag. But there is the bug 2712 * and PFC control may be broken, so disable feature. 2713 */ 2714 config->hw_vlan_insert = 0; 2715 config->txq_inline_min = MLX5_INLINE_HSIZE_NONE; 2716 break; 2717 default: 2718 config->txq_inline_min = MLX5_INLINE_HSIZE_NONE; 2719 break; 2720 } 2721 exit: 2722 DRV_LOG(DEBUG, "min tx inline configured: %d", config->txq_inline_min); 2723 } 2724 2725 /** 2726 * Configures the metadata mask fields in the shared context. 2727 * 2728 * @param [in] dev 2729 * Pointer to Ethernet device. 2730 */ 2731 void 2732 mlx5_set_metadata_mask(struct rte_eth_dev *dev) 2733 { 2734 struct mlx5_priv *priv = dev->data->dev_private; 2735 struct mlx5_dev_ctx_shared *sh = priv->sh; 2736 uint32_t meta, mark, reg_c0; 2737 2738 reg_c0 = ~priv->vport_meta_mask; 2739 switch (sh->config.dv_xmeta_en) { 2740 case MLX5_XMETA_MODE_LEGACY: 2741 meta = UINT32_MAX; 2742 mark = MLX5_FLOW_MARK_MASK; 2743 break; 2744 case MLX5_XMETA_MODE_META16: 2745 meta = reg_c0 >> rte_bsf32(reg_c0); 2746 mark = MLX5_FLOW_MARK_MASK; 2747 break; 2748 case MLX5_XMETA_MODE_META32: 2749 meta = UINT32_MAX; 2750 mark = (reg_c0 >> rte_bsf32(reg_c0)) & MLX5_FLOW_MARK_MASK; 2751 break; 2752 default: 2753 meta = 0; 2754 mark = 0; 2755 MLX5_ASSERT(false); 2756 break; 2757 } 2758 if (sh->dv_mark_mask && sh->dv_mark_mask != mark) 2759 DRV_LOG(WARNING, "metadata MARK mask mismatch %08X:%08X", 2760 sh->dv_mark_mask, mark); 2761 else 2762 sh->dv_mark_mask = mark; 2763 if (sh->dv_meta_mask && sh->dv_meta_mask != meta) 2764 DRV_LOG(WARNING, "metadata META mask mismatch %08X:%08X", 2765 sh->dv_meta_mask, meta); 2766 else 2767 sh->dv_meta_mask = meta; 2768 if (sh->dv_regc0_mask && sh->dv_regc0_mask != reg_c0) 2769 DRV_LOG(WARNING, "metadata reg_c0 mask mismatch %08X:%08X", 2770 sh->dv_meta_mask, reg_c0); 2771 else 2772 sh->dv_regc0_mask = reg_c0; 2773 DRV_LOG(DEBUG, "metadata mode %u", sh->config.dv_xmeta_en); 2774 DRV_LOG(DEBUG, "metadata MARK mask %08X", sh->dv_mark_mask); 2775 DRV_LOG(DEBUG, "metadata META mask %08X", sh->dv_meta_mask); 2776 DRV_LOG(DEBUG, "metadata reg_c0 mask %08X", sh->dv_regc0_mask); 2777 } 2778 2779 int 2780 rte_pmd_mlx5_get_dyn_flag_names(char *names[], unsigned int n) 2781 { 2782 static const char *const dynf_names[] = { 2783 RTE_PMD_MLX5_FINE_GRANULARITY_INLINE, 2784 RTE_MBUF_DYNFLAG_METADATA_NAME, 2785 RTE_MBUF_DYNFLAG_TX_TIMESTAMP_NAME 2786 }; 2787 unsigned int i; 2788 2789 if (n < RTE_DIM(dynf_names)) 2790 return -ENOMEM; 2791 for (i = 0; i < RTE_DIM(dynf_names); i++) { 2792 if (names[i] == NULL) 2793 return -EINVAL; 2794 strcpy(names[i], dynf_names[i]); 2795 } 2796 return RTE_DIM(dynf_names); 2797 } 2798 2799 /** 2800 * Look for the ethernet device belonging to mlx5 driver. 2801 * 2802 * @param[in] port_id 2803 * port_id to start looking for device. 2804 * @param[in] odev 2805 * Pointer to the hint device. When device is being probed 2806 * the its siblings (master and preceding representors might 2807 * not have assigned driver yet (because the mlx5_os_pci_probe() 2808 * is not completed yet, for this case match on hint 2809 * device may be used to detect sibling device. 2810 * 2811 * @return 2812 * port_id of found device, RTE_MAX_ETHPORT if not found. 2813 */ 2814 uint16_t 2815 mlx5_eth_find_next(uint16_t port_id, struct rte_device *odev) 2816 { 2817 while (port_id < RTE_MAX_ETHPORTS) { 2818 struct rte_eth_dev *dev = &rte_eth_devices[port_id]; 2819 2820 if (dev->state != RTE_ETH_DEV_UNUSED && 2821 dev->device && 2822 (dev->device == odev || 2823 (dev->device->driver && 2824 dev->device->driver->name && 2825 ((strcmp(dev->device->driver->name, 2826 MLX5_PCI_DRIVER_NAME) == 0) || 2827 (strcmp(dev->device->driver->name, 2828 MLX5_AUXILIARY_DRIVER_NAME) == 0))))) 2829 break; 2830 port_id++; 2831 } 2832 if (port_id >= RTE_MAX_ETHPORTS) 2833 return RTE_MAX_ETHPORTS; 2834 return port_id; 2835 } 2836 2837 /** 2838 * Callback to remove a device. 2839 * 2840 * This function removes all Ethernet devices belong to a given device. 2841 * 2842 * @param[in] cdev 2843 * Pointer to the generic device. 2844 * 2845 * @return 2846 * 0 on success, the function cannot fail. 2847 */ 2848 int 2849 mlx5_net_remove(struct mlx5_common_device *cdev) 2850 { 2851 uint16_t port_id; 2852 int ret = 0; 2853 2854 RTE_ETH_FOREACH_DEV_OF(port_id, cdev->dev) { 2855 /* 2856 * mlx5_dev_close() is not registered to secondary process, 2857 * call the close function explicitly for secondary process. 2858 */ 2859 if (rte_eal_process_type() == RTE_PROC_SECONDARY) 2860 ret |= mlx5_dev_close(&rte_eth_devices[port_id]); 2861 else 2862 ret |= rte_eth_dev_close(port_id); 2863 } 2864 return ret == 0 ? 0 : -EIO; 2865 } 2866 2867 static const struct rte_pci_id mlx5_pci_id_map[] = { 2868 { 2869 RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX, 2870 PCI_DEVICE_ID_MELLANOX_CONNECTX4) 2871 }, 2872 { 2873 RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX, 2874 PCI_DEVICE_ID_MELLANOX_CONNECTX4VF) 2875 }, 2876 { 2877 RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX, 2878 PCI_DEVICE_ID_MELLANOX_CONNECTX4LX) 2879 }, 2880 { 2881 RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX, 2882 PCI_DEVICE_ID_MELLANOX_CONNECTX4LXVF) 2883 }, 2884 { 2885 RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX, 2886 PCI_DEVICE_ID_MELLANOX_CONNECTX5) 2887 }, 2888 { 2889 RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX, 2890 PCI_DEVICE_ID_MELLANOX_CONNECTX5VF) 2891 }, 2892 { 2893 RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX, 2894 PCI_DEVICE_ID_MELLANOX_CONNECTX5EX) 2895 }, 2896 { 2897 RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX, 2898 PCI_DEVICE_ID_MELLANOX_CONNECTX5EXVF) 2899 }, 2900 { 2901 RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX, 2902 PCI_DEVICE_ID_MELLANOX_CONNECTX5BF) 2903 }, 2904 { 2905 RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX, 2906 PCI_DEVICE_ID_MELLANOX_CONNECTX5BFVF) 2907 }, 2908 { 2909 RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX, 2910 PCI_DEVICE_ID_MELLANOX_CONNECTX6) 2911 }, 2912 { 2913 RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX, 2914 PCI_DEVICE_ID_MELLANOX_CONNECTX6VF) 2915 }, 2916 { 2917 RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX, 2918 PCI_DEVICE_ID_MELLANOX_CONNECTX6DX) 2919 }, 2920 { 2921 RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX, 2922 PCI_DEVICE_ID_MELLANOX_CONNECTXVF) 2923 }, 2924 { 2925 RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX, 2926 PCI_DEVICE_ID_MELLANOX_CONNECTX6DXBF) 2927 }, 2928 { 2929 RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX, 2930 PCI_DEVICE_ID_MELLANOX_CONNECTX6LX) 2931 }, 2932 { 2933 RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX, 2934 PCI_DEVICE_ID_MELLANOX_CONNECTX7) 2935 }, 2936 { 2937 RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX, 2938 PCI_DEVICE_ID_MELLANOX_CONNECTX7BF) 2939 }, 2940 { 2941 .vendor_id = 0 2942 } 2943 }; 2944 2945 static struct mlx5_class_driver mlx5_net_driver = { 2946 .drv_class = MLX5_CLASS_ETH, 2947 .name = RTE_STR(MLX5_ETH_DRIVER_NAME), 2948 .id_table = mlx5_pci_id_map, 2949 .probe = mlx5_os_net_probe, 2950 .remove = mlx5_net_remove, 2951 .probe_again = 1, 2952 .intr_lsc = 1, 2953 .intr_rmv = 1, 2954 }; 2955 2956 /* Initialize driver log type. */ 2957 RTE_LOG_REGISTER_DEFAULT(mlx5_logtype, NOTICE) 2958 2959 /** 2960 * Driver initialization routine. 2961 */ 2962 RTE_INIT(rte_mlx5_pmd_init) 2963 { 2964 pthread_mutex_init(&mlx5_dev_ctx_list_mutex, NULL); 2965 mlx5_common_init(); 2966 /* Build the static tables for Verbs conversion. */ 2967 mlx5_set_ptype_table(); 2968 mlx5_set_cksum_table(); 2969 mlx5_set_swp_types_table(); 2970 if (mlx5_glue) 2971 mlx5_class_driver_register(&mlx5_net_driver); 2972 } 2973 2974 RTE_PMD_EXPORT_NAME(MLX5_ETH_DRIVER_NAME, __COUNTER__); 2975 RTE_PMD_REGISTER_PCI_TABLE(MLX5_ETH_DRIVER_NAME, mlx5_pci_id_map); 2976 RTE_PMD_REGISTER_KMOD_DEP(MLX5_ETH_DRIVER_NAME, "* ib_uverbs & mlx5_core & mlx5_ib"); 2977