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_esw_en && !config->dv_flow_en) { 1302 DRV_LOG(DEBUG, 1303 "E-Switch DV flow is supported only when DV flow is enabled."); 1304 config->dv_esw_en = 0; 1305 } 1306 if (config->dv_miss_info && config->dv_esw_en) 1307 config->dv_xmeta_en = MLX5_XMETA_MODE_META16; 1308 if (!config->dv_esw_en && 1309 config->dv_xmeta_en != MLX5_XMETA_MODE_LEGACY) { 1310 DRV_LOG(WARNING, 1311 "Metadata mode %u is not supported (no E-Switch).", 1312 config->dv_xmeta_en); 1313 config->dv_xmeta_en = MLX5_XMETA_MODE_LEGACY; 1314 } 1315 if (config->tx_pp && !sh->dev_cap.txpp_en) { 1316 DRV_LOG(ERR, "Packet pacing is not supported."); 1317 rte_errno = ENODEV; 1318 return -rte_errno; 1319 } 1320 if (!config->tx_pp && config->tx_skew) { 1321 DRV_LOG(WARNING, 1322 "\"tx_skew\" doesn't affect without \"tx_pp\"."); 1323 } 1324 /* 1325 * If HW has bug working with tunnel packet decapsulation and scatter 1326 * FCS, and decapsulation is needed, clear the hw_fcs_strip bit. 1327 * Then RTE_ETH_RX_OFFLOAD_KEEP_CRC bit will not be set anymore. 1328 */ 1329 if (sh->dev_cap.scatter_fcs_w_decap_disable && sh->config.decap_en) 1330 config->hw_fcs_strip = 0; 1331 else 1332 config->hw_fcs_strip = sh->dev_cap.hw_fcs_strip; 1333 DRV_LOG(DEBUG, "FCS stripping configuration is %ssupported", 1334 (config->hw_fcs_strip ? "" : "not ")); 1335 DRV_LOG(DEBUG, "\"tx_pp\" is %d.", config->tx_pp); 1336 DRV_LOG(DEBUG, "\"tx_skew\" is %d.", config->tx_skew); 1337 DRV_LOG(DEBUG, "\"reclaim_mode\" is %u.", config->reclaim_mode); 1338 DRV_LOG(DEBUG, "\"dv_esw_en\" is %u.", config->dv_esw_en); 1339 DRV_LOG(DEBUG, "\"dv_flow_en\" is %u.", config->dv_flow_en); 1340 DRV_LOG(DEBUG, "\"dv_xmeta_en\" is %u.", config->dv_xmeta_en); 1341 DRV_LOG(DEBUG, "\"dv_miss_info\" is %u.", config->dv_miss_info); 1342 DRV_LOG(DEBUG, "\"l3_vxlan_en\" is %u.", config->l3_vxlan_en); 1343 DRV_LOG(DEBUG, "\"vf_nl_en\" is %u.", config->vf_nl_en); 1344 DRV_LOG(DEBUG, "\"lacp_by_user\" is %u.", config->lacp_by_user); 1345 DRV_LOG(DEBUG, "\"decap_en\" is %u.", config->decap_en); 1346 DRV_LOG(DEBUG, "\"allow_duplicate_pattern\" is %u.", 1347 config->allow_duplicate_pattern); 1348 return 0; 1349 } 1350 1351 /** 1352 * Configure realtime timestamp format. 1353 * 1354 * @param sh 1355 * Pointer to mlx5_dev_ctx_shared object. 1356 * @param hca_attr 1357 * Pointer to DevX HCA capabilities structure. 1358 */ 1359 void 1360 mlx5_rt_timestamp_config(struct mlx5_dev_ctx_shared *sh, 1361 struct mlx5_hca_attr *hca_attr) 1362 { 1363 uint32_t dw_cnt = MLX5_ST_SZ_DW(register_mtutc); 1364 uint32_t reg[dw_cnt]; 1365 int ret = ENOTSUP; 1366 1367 if (hca_attr->access_register_user) 1368 ret = mlx5_devx_cmd_register_read(sh->cdev->ctx, 1369 MLX5_REGISTER_ID_MTUTC, 0, 1370 reg, dw_cnt); 1371 if (!ret) { 1372 uint32_t ts_mode; 1373 1374 /* MTUTC register is read successfully. */ 1375 ts_mode = MLX5_GET(register_mtutc, reg, time_stamp_mode); 1376 if (ts_mode == MLX5_MTUTC_TIMESTAMP_MODE_REAL_TIME) 1377 sh->dev_cap.rt_timestamp = 1; 1378 } else { 1379 /* Kernel does not support register reading. */ 1380 if (hca_attr->dev_freq_khz == (NS_PER_S / MS_PER_S)) 1381 sh->dev_cap.rt_timestamp = 1; 1382 } 1383 } 1384 1385 /** 1386 * Allocate shared device context. If there is multiport device the 1387 * master and representors will share this context, if there is single 1388 * port dedicated device, the context will be used by only given 1389 * port due to unification. 1390 * 1391 * Routine first searches the context for the specified device name, 1392 * if found the shared context assumed and reference counter is incremented. 1393 * If no context found the new one is created and initialized with specified 1394 * device context and parameters. 1395 * 1396 * @param[in] spawn 1397 * Pointer to the device attributes (name, port, etc). 1398 * @param mkvlist 1399 * Pointer to mlx5 kvargs control, can be NULL if there is no devargs. 1400 * 1401 * @return 1402 * Pointer to mlx5_dev_ctx_shared object on success, 1403 * otherwise NULL and rte_errno is set. 1404 */ 1405 struct mlx5_dev_ctx_shared * 1406 mlx5_alloc_shared_dev_ctx(const struct mlx5_dev_spawn_data *spawn, 1407 struct mlx5_kvargs_ctrl *mkvlist) 1408 { 1409 struct mlx5_dev_ctx_shared *sh; 1410 int err = 0; 1411 uint32_t i; 1412 1413 MLX5_ASSERT(spawn); 1414 /* Secondary process should not create the shared context. */ 1415 MLX5_ASSERT(rte_eal_process_type() == RTE_PROC_PRIMARY); 1416 pthread_mutex_lock(&mlx5_dev_ctx_list_mutex); 1417 /* Search for IB context by device name. */ 1418 LIST_FOREACH(sh, &mlx5_dev_ctx_list, next) { 1419 if (!strcmp(sh->ibdev_name, spawn->phys_dev_name)) { 1420 sh->refcnt++; 1421 goto exit; 1422 } 1423 } 1424 /* No device found, we have to create new shared context. */ 1425 MLX5_ASSERT(spawn->max_port); 1426 sh = mlx5_malloc(MLX5_MEM_ZERO | MLX5_MEM_RTE, 1427 sizeof(struct mlx5_dev_ctx_shared) + 1428 spawn->max_port * sizeof(struct mlx5_dev_shared_port), 1429 RTE_CACHE_LINE_SIZE, SOCKET_ID_ANY); 1430 if (!sh) { 1431 DRV_LOG(ERR, "Shared context allocation failure."); 1432 rte_errno = ENOMEM; 1433 goto exit; 1434 } 1435 pthread_mutex_init(&sh->txpp.mutex, NULL); 1436 sh->numa_node = spawn->cdev->dev->numa_node; 1437 sh->cdev = spawn->cdev; 1438 sh->esw_mode = !!(spawn->info.master || spawn->info.representor); 1439 if (spawn->bond_info) 1440 sh->bond = *spawn->bond_info; 1441 err = mlx5_os_capabilities_prepare(sh); 1442 if (err) { 1443 DRV_LOG(ERR, "Fail to configure device capabilities."); 1444 goto error; 1445 } 1446 err = mlx5_shared_dev_ctx_args_config(sh, mkvlist, &sh->config); 1447 if (err) { 1448 DRV_LOG(ERR, "Failed to process device configure: %s", 1449 strerror(rte_errno)); 1450 goto error; 1451 } 1452 sh->refcnt = 1; 1453 sh->max_port = spawn->max_port; 1454 strncpy(sh->ibdev_name, mlx5_os_get_ctx_device_name(sh->cdev->ctx), 1455 sizeof(sh->ibdev_name) - 1); 1456 strncpy(sh->ibdev_path, mlx5_os_get_ctx_device_path(sh->cdev->ctx), 1457 sizeof(sh->ibdev_path) - 1); 1458 /* 1459 * Setting port_id to max unallowed value means there is no interrupt 1460 * subhandler installed for the given port index i. 1461 */ 1462 for (i = 0; i < sh->max_port; i++) { 1463 sh->port[i].ih_port_id = RTE_MAX_ETHPORTS; 1464 sh->port[i].devx_ih_port_id = RTE_MAX_ETHPORTS; 1465 sh->port[i].nl_ih_port_id = RTE_MAX_ETHPORTS; 1466 } 1467 if (sh->cdev->config.devx) { 1468 sh->td = mlx5_devx_cmd_create_td(sh->cdev->ctx); 1469 if (!sh->td) { 1470 DRV_LOG(ERR, "TD allocation failure"); 1471 rte_errno = ENOMEM; 1472 goto error; 1473 } 1474 if (mlx5_setup_tis(sh)) { 1475 DRV_LOG(ERR, "TIS allocation failure"); 1476 rte_errno = ENOMEM; 1477 goto error; 1478 } 1479 err = mlx5_rxtx_uars_prepare(sh); 1480 if (err) 1481 goto error; 1482 #ifndef RTE_ARCH_64 1483 } else { 1484 /* Initialize UAR access locks for 32bit implementations. */ 1485 rte_spinlock_init(&sh->uar_lock_cq); 1486 for (i = 0; i < MLX5_UAR_PAGE_NUM_MAX; i++) 1487 rte_spinlock_init(&sh->uar_lock[i]); 1488 #endif 1489 } 1490 mlx5_os_dev_shared_handler_install(sh); 1491 if (LIST_EMPTY(&mlx5_dev_ctx_list)) { 1492 err = mlx5_flow_os_init_workspace_once(); 1493 if (err) 1494 goto error; 1495 } 1496 mlx5_flow_aging_init(sh); 1497 mlx5_flow_counters_mng_init(sh); 1498 mlx5_flow_ipool_create(sh); 1499 /* Add context to the global device list. */ 1500 LIST_INSERT_HEAD(&mlx5_dev_ctx_list, sh, next); 1501 rte_spinlock_init(&sh->geneve_tlv_opt_sl); 1502 exit: 1503 pthread_mutex_unlock(&mlx5_dev_ctx_list_mutex); 1504 return sh; 1505 error: 1506 err = rte_errno; 1507 pthread_mutex_destroy(&sh->txpp.mutex); 1508 pthread_mutex_unlock(&mlx5_dev_ctx_list_mutex); 1509 MLX5_ASSERT(sh); 1510 mlx5_rxtx_uars_release(sh); 1511 i = 0; 1512 do { 1513 if (sh->tis[i]) 1514 claim_zero(mlx5_devx_cmd_destroy(sh->tis[i])); 1515 } while (++i < (uint32_t)sh->bond.n_port); 1516 if (sh->td) 1517 claim_zero(mlx5_devx_cmd_destroy(sh->td)); 1518 mlx5_free(sh); 1519 rte_errno = err; 1520 return NULL; 1521 } 1522 1523 /** 1524 * Free shared IB device context. Decrement counter and if zero free 1525 * all allocated resources and close handles. 1526 * 1527 * @param[in] sh 1528 * Pointer to mlx5_dev_ctx_shared object to free 1529 */ 1530 void 1531 mlx5_free_shared_dev_ctx(struct mlx5_dev_ctx_shared *sh) 1532 { 1533 int ret; 1534 int i = 0; 1535 1536 pthread_mutex_lock(&mlx5_dev_ctx_list_mutex); 1537 #ifdef RTE_LIBRTE_MLX5_DEBUG 1538 /* Check the object presence in the list. */ 1539 struct mlx5_dev_ctx_shared *lctx; 1540 1541 LIST_FOREACH(lctx, &mlx5_dev_ctx_list, next) 1542 if (lctx == sh) 1543 break; 1544 MLX5_ASSERT(lctx); 1545 if (lctx != sh) { 1546 DRV_LOG(ERR, "Freeing non-existing shared IB context"); 1547 goto exit; 1548 } 1549 #endif 1550 MLX5_ASSERT(sh); 1551 MLX5_ASSERT(sh->refcnt); 1552 /* Secondary process should not free the shared context. */ 1553 MLX5_ASSERT(rte_eal_process_type() == RTE_PROC_PRIMARY); 1554 if (--sh->refcnt) 1555 goto exit; 1556 /* Stop watching for mempool events and unregister all mempools. */ 1557 if (!sh->cdev->config.mr_mempool_reg_en) { 1558 ret = rte_mempool_event_callback_unregister 1559 (mlx5_dev_ctx_shared_rx_mempool_event_cb, sh); 1560 if (ret == 0) 1561 rte_mempool_walk 1562 (mlx5_dev_ctx_shared_rx_mempool_unregister_cb, sh); 1563 } 1564 /* Remove context from the global device list. */ 1565 LIST_REMOVE(sh, next); 1566 /* Release resources on the last device removal. */ 1567 if (LIST_EMPTY(&mlx5_dev_ctx_list)) { 1568 mlx5_os_net_cleanup(); 1569 mlx5_flow_os_release_workspace(); 1570 } 1571 pthread_mutex_unlock(&mlx5_dev_ctx_list_mutex); 1572 if (sh->flex_parsers_dv) { 1573 mlx5_list_destroy(sh->flex_parsers_dv); 1574 sh->flex_parsers_dv = NULL; 1575 } 1576 /* 1577 * Ensure there is no async event handler installed. 1578 * Only primary process handles async device events. 1579 **/ 1580 mlx5_flow_counters_mng_close(sh); 1581 if (sh->ct_mng) 1582 mlx5_flow_aso_ct_mng_close(sh); 1583 if (sh->aso_age_mng) { 1584 mlx5_flow_aso_age_mng_close(sh); 1585 sh->aso_age_mng = NULL; 1586 } 1587 if (sh->mtrmng) 1588 mlx5_aso_flow_mtrs_mng_close(sh); 1589 mlx5_flow_ipool_destroy(sh); 1590 mlx5_os_dev_shared_handler_uninstall(sh); 1591 mlx5_rxtx_uars_release(sh); 1592 do { 1593 if (sh->tis[i]) 1594 claim_zero(mlx5_devx_cmd_destroy(sh->tis[i])); 1595 } while (++i < sh->bond.n_port); 1596 if (sh->td) 1597 claim_zero(mlx5_devx_cmd_destroy(sh->td)); 1598 MLX5_ASSERT(sh->geneve_tlv_option_resource == NULL); 1599 pthread_mutex_destroy(&sh->txpp.mutex); 1600 mlx5_free(sh); 1601 return; 1602 exit: 1603 pthread_mutex_unlock(&mlx5_dev_ctx_list_mutex); 1604 } 1605 1606 /** 1607 * Destroy table hash list. 1608 * 1609 * @param[in] priv 1610 * Pointer to the private device data structure. 1611 */ 1612 void 1613 mlx5_free_table_hash_list(struct mlx5_priv *priv) 1614 { 1615 struct mlx5_dev_ctx_shared *sh = priv->sh; 1616 struct mlx5_hlist **tbls = (priv->sh->config.dv_flow_en == 2) ? 1617 &sh->groups : &sh->flow_tbls; 1618 if (*tbls == NULL) 1619 return; 1620 mlx5_hlist_destroy(*tbls); 1621 *tbls = NULL; 1622 } 1623 1624 #if defined(HAVE_IBV_FLOW_DV_SUPPORT) || !defined(HAVE_INFINIBAND_VERBS_H) 1625 /** 1626 * Allocate HW steering group hash list. 1627 * 1628 * @param[in] priv 1629 * Pointer to the private device data structure. 1630 */ 1631 static int 1632 mlx5_alloc_hw_group_hash_list(struct mlx5_priv *priv) 1633 { 1634 int err = 0; 1635 struct mlx5_dev_ctx_shared *sh = priv->sh; 1636 char s[MLX5_NAME_SIZE]; 1637 1638 MLX5_ASSERT(sh); 1639 snprintf(s, sizeof(s), "%s_flow_groups", priv->sh->ibdev_name); 1640 sh->groups = mlx5_hlist_create 1641 (s, MLX5_FLOW_TABLE_HLIST_ARRAY_SIZE, 1642 false, true, sh, 1643 flow_hw_grp_create_cb, 1644 flow_hw_grp_match_cb, 1645 flow_hw_grp_remove_cb, 1646 flow_hw_grp_clone_cb, 1647 flow_hw_grp_clone_free_cb); 1648 if (!sh->groups) { 1649 DRV_LOG(ERR, "flow groups with hash creation failed."); 1650 err = ENOMEM; 1651 } 1652 return err; 1653 } 1654 #endif 1655 1656 1657 /** 1658 * Initialize flow table hash list and create the root tables entry 1659 * for each domain. 1660 * 1661 * @param[in] priv 1662 * Pointer to the private device data structure. 1663 * 1664 * @return 1665 * Zero on success, positive error code otherwise. 1666 */ 1667 int 1668 mlx5_alloc_table_hash_list(struct mlx5_priv *priv __rte_unused) 1669 { 1670 int err = 0; 1671 1672 /* Tables are only used in DV and DR modes. */ 1673 #if defined(HAVE_IBV_FLOW_DV_SUPPORT) || !defined(HAVE_INFINIBAND_VERBS_H) 1674 struct mlx5_dev_ctx_shared *sh = priv->sh; 1675 char s[MLX5_NAME_SIZE]; 1676 1677 if (priv->sh->config.dv_flow_en == 2) 1678 return mlx5_alloc_hw_group_hash_list(priv); 1679 MLX5_ASSERT(sh); 1680 snprintf(s, sizeof(s), "%s_flow_table", priv->sh->ibdev_name); 1681 sh->flow_tbls = mlx5_hlist_create(s, MLX5_FLOW_TABLE_HLIST_ARRAY_SIZE, 1682 false, true, sh, 1683 flow_dv_tbl_create_cb, 1684 flow_dv_tbl_match_cb, 1685 flow_dv_tbl_remove_cb, 1686 flow_dv_tbl_clone_cb, 1687 flow_dv_tbl_clone_free_cb); 1688 if (!sh->flow_tbls) { 1689 DRV_LOG(ERR, "flow tables with hash creation failed."); 1690 err = ENOMEM; 1691 return err; 1692 } 1693 #ifndef HAVE_MLX5DV_DR 1694 struct rte_flow_error error; 1695 struct rte_eth_dev *dev = &rte_eth_devices[priv->dev_data->port_id]; 1696 1697 /* 1698 * In case we have not DR support, the zero tables should be created 1699 * because DV expect to see them even if they cannot be created by 1700 * RDMA-CORE. 1701 */ 1702 if (!flow_dv_tbl_resource_get(dev, 0, 0, 0, 0, 1703 NULL, 0, 1, 0, &error) || 1704 !flow_dv_tbl_resource_get(dev, 0, 1, 0, 0, 1705 NULL, 0, 1, 0, &error) || 1706 !flow_dv_tbl_resource_get(dev, 0, 0, 1, 0, 1707 NULL, 0, 1, 0, &error)) { 1708 err = ENOMEM; 1709 goto error; 1710 } 1711 return err; 1712 error: 1713 mlx5_free_table_hash_list(priv); 1714 #endif /* HAVE_MLX5DV_DR */ 1715 #endif 1716 return err; 1717 } 1718 1719 /** 1720 * Retrieve integer value from environment variable. 1721 * 1722 * @param[in] name 1723 * Environment variable name. 1724 * 1725 * @return 1726 * Integer value, 0 if the variable is not set. 1727 */ 1728 int 1729 mlx5_getenv_int(const char *name) 1730 { 1731 const char *val = getenv(name); 1732 1733 if (val == NULL) 1734 return 0; 1735 return atoi(val); 1736 } 1737 1738 /** 1739 * DPDK callback to add udp tunnel port 1740 * 1741 * @param[in] dev 1742 * A pointer to eth_dev 1743 * @param[in] udp_tunnel 1744 * A pointer to udp tunnel 1745 * 1746 * @return 1747 * 0 on valid udp ports and tunnels, -ENOTSUP otherwise. 1748 */ 1749 int 1750 mlx5_udp_tunnel_port_add(struct rte_eth_dev *dev __rte_unused, 1751 struct rte_eth_udp_tunnel *udp_tunnel) 1752 { 1753 MLX5_ASSERT(udp_tunnel != NULL); 1754 if (udp_tunnel->prot_type == RTE_ETH_TUNNEL_TYPE_VXLAN && 1755 udp_tunnel->udp_port == 4789) 1756 return 0; 1757 if (udp_tunnel->prot_type == RTE_ETH_TUNNEL_TYPE_VXLAN_GPE && 1758 udp_tunnel->udp_port == 4790) 1759 return 0; 1760 return -ENOTSUP; 1761 } 1762 1763 /** 1764 * Initialize process private data structure. 1765 * 1766 * @param dev 1767 * Pointer to Ethernet device structure. 1768 * 1769 * @return 1770 * 0 on success, a negative errno value otherwise and rte_errno is set. 1771 */ 1772 int 1773 mlx5_proc_priv_init(struct rte_eth_dev *dev) 1774 { 1775 struct mlx5_priv *priv = dev->data->dev_private; 1776 struct mlx5_proc_priv *ppriv; 1777 size_t ppriv_size; 1778 1779 mlx5_proc_priv_uninit(dev); 1780 /* 1781 * UAR register table follows the process private structure. BlueFlame 1782 * registers for Tx queues are stored in the table. 1783 */ 1784 ppriv_size = sizeof(struct mlx5_proc_priv) + 1785 priv->txqs_n * sizeof(struct mlx5_uar_data); 1786 ppriv = mlx5_malloc(MLX5_MEM_RTE | MLX5_MEM_ZERO, ppriv_size, 1787 RTE_CACHE_LINE_SIZE, dev->device->numa_node); 1788 if (!ppriv) { 1789 rte_errno = ENOMEM; 1790 return -rte_errno; 1791 } 1792 ppriv->uar_table_sz = priv->txqs_n; 1793 dev->process_private = ppriv; 1794 if (rte_eal_process_type() == RTE_PROC_PRIMARY) 1795 priv->sh->pppriv = ppriv; 1796 return 0; 1797 } 1798 1799 /** 1800 * Un-initialize process private data structure. 1801 * 1802 * @param dev 1803 * Pointer to Ethernet device structure. 1804 */ 1805 void 1806 mlx5_proc_priv_uninit(struct rte_eth_dev *dev) 1807 { 1808 if (!dev->process_private) 1809 return; 1810 mlx5_free(dev->process_private); 1811 dev->process_private = NULL; 1812 } 1813 1814 /** 1815 * DPDK callback to close the device. 1816 * 1817 * Destroy all queues and objects, free memory. 1818 * 1819 * @param dev 1820 * Pointer to Ethernet device structure. 1821 */ 1822 int 1823 mlx5_dev_close(struct rte_eth_dev *dev) 1824 { 1825 struct mlx5_priv *priv = dev->data->dev_private; 1826 unsigned int i; 1827 int ret; 1828 1829 if (rte_eal_process_type() == RTE_PROC_SECONDARY) { 1830 /* Check if process_private released. */ 1831 if (!dev->process_private) 1832 return 0; 1833 mlx5_tx_uar_uninit_secondary(dev); 1834 mlx5_proc_priv_uninit(dev); 1835 rte_eth_dev_release_port(dev); 1836 return 0; 1837 } 1838 if (!priv->sh) 1839 return 0; 1840 DRV_LOG(DEBUG, "port %u closing device \"%s\"", 1841 dev->data->port_id, 1842 ((priv->sh->cdev->ctx != NULL) ? 1843 mlx5_os_get_ctx_device_name(priv->sh->cdev->ctx) : "")); 1844 /* 1845 * If default mreg copy action is removed at the stop stage, 1846 * the search will return none and nothing will be done anymore. 1847 */ 1848 mlx5_flow_stop_default(dev); 1849 mlx5_traffic_disable(dev); 1850 /* 1851 * If all the flows are already flushed in the device stop stage, 1852 * then this will return directly without any action. 1853 */ 1854 mlx5_flow_list_flush(dev, MLX5_FLOW_TYPE_GEN, true); 1855 mlx5_action_handle_flush(dev); 1856 mlx5_flow_meter_flush(dev, NULL); 1857 /* Prevent crashes when queues are still in use. */ 1858 dev->rx_pkt_burst = rte_eth_pkt_burst_dummy; 1859 dev->tx_pkt_burst = rte_eth_pkt_burst_dummy; 1860 rte_wmb(); 1861 /* Disable datapath on secondary process. */ 1862 mlx5_mp_os_req_stop_rxtx(dev); 1863 /* Free the eCPRI flex parser resource. */ 1864 mlx5_flex_parser_ecpri_release(dev); 1865 mlx5_flex_item_port_cleanup(dev); 1866 #if defined(HAVE_IBV_FLOW_DV_SUPPORT) || !defined(HAVE_INFINIBAND_VERBS_H) 1867 flow_hw_resource_release(dev); 1868 #endif 1869 if (priv->rxq_privs != NULL) { 1870 /* XXX race condition if mlx5_rx_burst() is still running. */ 1871 rte_delay_us_sleep(1000); 1872 for (i = 0; (i != priv->rxqs_n); ++i) 1873 mlx5_rxq_release(dev, i); 1874 priv->rxqs_n = 0; 1875 mlx5_free(priv->rxq_privs); 1876 priv->rxq_privs = NULL; 1877 } 1878 if (priv->txqs != NULL) { 1879 /* XXX race condition if mlx5_tx_burst() is still running. */ 1880 rte_delay_us_sleep(1000); 1881 for (i = 0; (i != priv->txqs_n); ++i) 1882 mlx5_txq_release(dev, i); 1883 priv->txqs_n = 0; 1884 priv->txqs = NULL; 1885 } 1886 mlx5_proc_priv_uninit(dev); 1887 if (priv->q_counters) { 1888 mlx5_devx_cmd_destroy(priv->q_counters); 1889 priv->q_counters = NULL; 1890 } 1891 if (priv->drop_queue.hrxq) 1892 mlx5_drop_action_destroy(dev); 1893 if (priv->mreg_cp_tbl) 1894 mlx5_hlist_destroy(priv->mreg_cp_tbl); 1895 mlx5_mprq_free_mp(dev); 1896 mlx5_os_free_shared_dr(priv); 1897 if (priv->rss_conf.rss_key != NULL) 1898 mlx5_free(priv->rss_conf.rss_key); 1899 if (priv->reta_idx != NULL) 1900 mlx5_free(priv->reta_idx); 1901 if (priv->sh->dev_cap.vf) 1902 mlx5_os_mac_addr_flush(dev); 1903 if (priv->nl_socket_route >= 0) 1904 close(priv->nl_socket_route); 1905 if (priv->nl_socket_rdma >= 0) 1906 close(priv->nl_socket_rdma); 1907 if (priv->vmwa_context) 1908 mlx5_vlan_vmwa_exit(priv->vmwa_context); 1909 ret = mlx5_hrxq_verify(dev); 1910 if (ret) 1911 DRV_LOG(WARNING, "port %u some hash Rx queue still remain", 1912 dev->data->port_id); 1913 ret = mlx5_ind_table_obj_verify(dev); 1914 if (ret) 1915 DRV_LOG(WARNING, "port %u some indirection table still remain", 1916 dev->data->port_id); 1917 ret = mlx5_rxq_obj_verify(dev); 1918 if (ret) 1919 DRV_LOG(WARNING, "port %u some Rx queue objects still remain", 1920 dev->data->port_id); 1921 ret = mlx5_ext_rxq_verify(dev); 1922 if (ret) 1923 DRV_LOG(WARNING, "Port %u some external RxQ still remain.", 1924 dev->data->port_id); 1925 ret = mlx5_rxq_verify(dev); 1926 if (ret) 1927 DRV_LOG(WARNING, "port %u some Rx queues still remain", 1928 dev->data->port_id); 1929 ret = mlx5_txq_obj_verify(dev); 1930 if (ret) 1931 DRV_LOG(WARNING, "port %u some Verbs Tx queue still remain", 1932 dev->data->port_id); 1933 ret = mlx5_txq_verify(dev); 1934 if (ret) 1935 DRV_LOG(WARNING, "port %u some Tx queues still remain", 1936 dev->data->port_id); 1937 ret = mlx5_flow_verify(dev); 1938 if (ret) 1939 DRV_LOG(WARNING, "port %u some flows still remain", 1940 dev->data->port_id); 1941 if (priv->hrxqs) 1942 mlx5_list_destroy(priv->hrxqs); 1943 mlx5_free(priv->ext_rxqs); 1944 /* 1945 * Free the shared context in last turn, because the cleanup 1946 * routines above may use some shared fields, like 1947 * mlx5_os_mac_addr_flush() uses ibdev_path for retrieving 1948 * ifindex if Netlink fails. 1949 */ 1950 mlx5_free_shared_dev_ctx(priv->sh); 1951 if (priv->domain_id != RTE_ETH_DEV_SWITCH_DOMAIN_ID_INVALID) { 1952 unsigned int c = 0; 1953 uint16_t port_id; 1954 1955 MLX5_ETH_FOREACH_DEV(port_id, dev->device) { 1956 struct mlx5_priv *opriv = 1957 rte_eth_devices[port_id].data->dev_private; 1958 1959 if (!opriv || 1960 opriv->domain_id != priv->domain_id || 1961 &rte_eth_devices[port_id] == dev) 1962 continue; 1963 ++c; 1964 break; 1965 } 1966 if (!c) 1967 claim_zero(rte_eth_switch_domain_free(priv->domain_id)); 1968 } 1969 memset(priv, 0, sizeof(*priv)); 1970 priv->domain_id = RTE_ETH_DEV_SWITCH_DOMAIN_ID_INVALID; 1971 /* 1972 * Reset mac_addrs to NULL such that it is not freed as part of 1973 * rte_eth_dev_release_port(). mac_addrs is part of dev_private so 1974 * it is freed when dev_private is freed. 1975 */ 1976 dev->data->mac_addrs = NULL; 1977 return 0; 1978 } 1979 1980 const struct eth_dev_ops mlx5_dev_ops = { 1981 .dev_configure = mlx5_dev_configure, 1982 .dev_start = mlx5_dev_start, 1983 .dev_stop = mlx5_dev_stop, 1984 .dev_set_link_down = mlx5_set_link_down, 1985 .dev_set_link_up = mlx5_set_link_up, 1986 .dev_close = mlx5_dev_close, 1987 .promiscuous_enable = mlx5_promiscuous_enable, 1988 .promiscuous_disable = mlx5_promiscuous_disable, 1989 .allmulticast_enable = mlx5_allmulticast_enable, 1990 .allmulticast_disable = mlx5_allmulticast_disable, 1991 .link_update = mlx5_link_update, 1992 .stats_get = mlx5_stats_get, 1993 .stats_reset = mlx5_stats_reset, 1994 .xstats_get = mlx5_xstats_get, 1995 .xstats_reset = mlx5_xstats_reset, 1996 .xstats_get_names = mlx5_xstats_get_names, 1997 .fw_version_get = mlx5_fw_version_get, 1998 .dev_infos_get = mlx5_dev_infos_get, 1999 .representor_info_get = mlx5_representor_info_get, 2000 .read_clock = mlx5_txpp_read_clock, 2001 .dev_supported_ptypes_get = mlx5_dev_supported_ptypes_get, 2002 .vlan_filter_set = mlx5_vlan_filter_set, 2003 .rx_queue_setup = mlx5_rx_queue_setup, 2004 .rx_hairpin_queue_setup = mlx5_rx_hairpin_queue_setup, 2005 .tx_queue_setup = mlx5_tx_queue_setup, 2006 .tx_hairpin_queue_setup = mlx5_tx_hairpin_queue_setup, 2007 .rx_queue_release = mlx5_rx_queue_release, 2008 .tx_queue_release = mlx5_tx_queue_release, 2009 .rx_queue_start = mlx5_rx_queue_start, 2010 .rx_queue_stop = mlx5_rx_queue_stop, 2011 .tx_queue_start = mlx5_tx_queue_start, 2012 .tx_queue_stop = mlx5_tx_queue_stop, 2013 .flow_ctrl_get = mlx5_dev_get_flow_ctrl, 2014 .flow_ctrl_set = mlx5_dev_set_flow_ctrl, 2015 .mac_addr_remove = mlx5_mac_addr_remove, 2016 .mac_addr_add = mlx5_mac_addr_add, 2017 .mac_addr_set = mlx5_mac_addr_set, 2018 .set_mc_addr_list = mlx5_set_mc_addr_list, 2019 .mtu_set = mlx5_dev_set_mtu, 2020 .vlan_strip_queue_set = mlx5_vlan_strip_queue_set, 2021 .vlan_offload_set = mlx5_vlan_offload_set, 2022 .reta_update = mlx5_dev_rss_reta_update, 2023 .reta_query = mlx5_dev_rss_reta_query, 2024 .rss_hash_update = mlx5_rss_hash_update, 2025 .rss_hash_conf_get = mlx5_rss_hash_conf_get, 2026 .flow_ops_get = mlx5_flow_ops_get, 2027 .rxq_info_get = mlx5_rxq_info_get, 2028 .txq_info_get = mlx5_txq_info_get, 2029 .rx_burst_mode_get = mlx5_rx_burst_mode_get, 2030 .tx_burst_mode_get = mlx5_tx_burst_mode_get, 2031 .rx_queue_intr_enable = mlx5_rx_intr_enable, 2032 .rx_queue_intr_disable = mlx5_rx_intr_disable, 2033 .is_removed = mlx5_is_removed, 2034 .udp_tunnel_port_add = mlx5_udp_tunnel_port_add, 2035 .get_module_info = mlx5_get_module_info, 2036 .get_module_eeprom = mlx5_get_module_eeprom, 2037 .hairpin_cap_get = mlx5_hairpin_cap_get, 2038 .mtr_ops_get = mlx5_flow_meter_ops_get, 2039 .hairpin_bind = mlx5_hairpin_bind, 2040 .hairpin_unbind = mlx5_hairpin_unbind, 2041 .hairpin_get_peer_ports = mlx5_hairpin_get_peer_ports, 2042 .hairpin_queue_peer_update = mlx5_hairpin_queue_peer_update, 2043 .hairpin_queue_peer_bind = mlx5_hairpin_queue_peer_bind, 2044 .hairpin_queue_peer_unbind = mlx5_hairpin_queue_peer_unbind, 2045 .get_monitor_addr = mlx5_get_monitor_addr, 2046 }; 2047 2048 /* Available operations from secondary process. */ 2049 const struct eth_dev_ops mlx5_dev_sec_ops = { 2050 .stats_get = mlx5_stats_get, 2051 .stats_reset = mlx5_stats_reset, 2052 .xstats_get = mlx5_xstats_get, 2053 .xstats_reset = mlx5_xstats_reset, 2054 .xstats_get_names = mlx5_xstats_get_names, 2055 .fw_version_get = mlx5_fw_version_get, 2056 .dev_infos_get = mlx5_dev_infos_get, 2057 .representor_info_get = mlx5_representor_info_get, 2058 .read_clock = mlx5_txpp_read_clock, 2059 .rx_queue_start = mlx5_rx_queue_start, 2060 .rx_queue_stop = mlx5_rx_queue_stop, 2061 .tx_queue_start = mlx5_tx_queue_start, 2062 .tx_queue_stop = mlx5_tx_queue_stop, 2063 .rxq_info_get = mlx5_rxq_info_get, 2064 .txq_info_get = mlx5_txq_info_get, 2065 .rx_burst_mode_get = mlx5_rx_burst_mode_get, 2066 .tx_burst_mode_get = mlx5_tx_burst_mode_get, 2067 .get_module_info = mlx5_get_module_info, 2068 .get_module_eeprom = mlx5_get_module_eeprom, 2069 }; 2070 2071 /* Available operations in flow isolated mode. */ 2072 const struct eth_dev_ops mlx5_dev_ops_isolate = { 2073 .dev_configure = mlx5_dev_configure, 2074 .dev_start = mlx5_dev_start, 2075 .dev_stop = mlx5_dev_stop, 2076 .dev_set_link_down = mlx5_set_link_down, 2077 .dev_set_link_up = mlx5_set_link_up, 2078 .dev_close = mlx5_dev_close, 2079 .promiscuous_enable = mlx5_promiscuous_enable, 2080 .promiscuous_disable = mlx5_promiscuous_disable, 2081 .allmulticast_enable = mlx5_allmulticast_enable, 2082 .allmulticast_disable = mlx5_allmulticast_disable, 2083 .link_update = mlx5_link_update, 2084 .stats_get = mlx5_stats_get, 2085 .stats_reset = mlx5_stats_reset, 2086 .xstats_get = mlx5_xstats_get, 2087 .xstats_reset = mlx5_xstats_reset, 2088 .xstats_get_names = mlx5_xstats_get_names, 2089 .fw_version_get = mlx5_fw_version_get, 2090 .dev_infos_get = mlx5_dev_infos_get, 2091 .representor_info_get = mlx5_representor_info_get, 2092 .read_clock = mlx5_txpp_read_clock, 2093 .dev_supported_ptypes_get = mlx5_dev_supported_ptypes_get, 2094 .vlan_filter_set = mlx5_vlan_filter_set, 2095 .rx_queue_setup = mlx5_rx_queue_setup, 2096 .rx_hairpin_queue_setup = mlx5_rx_hairpin_queue_setup, 2097 .tx_queue_setup = mlx5_tx_queue_setup, 2098 .tx_hairpin_queue_setup = mlx5_tx_hairpin_queue_setup, 2099 .rx_queue_release = mlx5_rx_queue_release, 2100 .tx_queue_release = mlx5_tx_queue_release, 2101 .rx_queue_start = mlx5_rx_queue_start, 2102 .rx_queue_stop = mlx5_rx_queue_stop, 2103 .tx_queue_start = mlx5_tx_queue_start, 2104 .tx_queue_stop = mlx5_tx_queue_stop, 2105 .flow_ctrl_get = mlx5_dev_get_flow_ctrl, 2106 .flow_ctrl_set = mlx5_dev_set_flow_ctrl, 2107 .mac_addr_remove = mlx5_mac_addr_remove, 2108 .mac_addr_add = mlx5_mac_addr_add, 2109 .mac_addr_set = mlx5_mac_addr_set, 2110 .set_mc_addr_list = mlx5_set_mc_addr_list, 2111 .mtu_set = mlx5_dev_set_mtu, 2112 .vlan_strip_queue_set = mlx5_vlan_strip_queue_set, 2113 .vlan_offload_set = mlx5_vlan_offload_set, 2114 .flow_ops_get = mlx5_flow_ops_get, 2115 .rxq_info_get = mlx5_rxq_info_get, 2116 .txq_info_get = mlx5_txq_info_get, 2117 .rx_burst_mode_get = mlx5_rx_burst_mode_get, 2118 .tx_burst_mode_get = mlx5_tx_burst_mode_get, 2119 .rx_queue_intr_enable = mlx5_rx_intr_enable, 2120 .rx_queue_intr_disable = mlx5_rx_intr_disable, 2121 .is_removed = mlx5_is_removed, 2122 .get_module_info = mlx5_get_module_info, 2123 .get_module_eeprom = mlx5_get_module_eeprom, 2124 .hairpin_cap_get = mlx5_hairpin_cap_get, 2125 .mtr_ops_get = mlx5_flow_meter_ops_get, 2126 .hairpin_bind = mlx5_hairpin_bind, 2127 .hairpin_unbind = mlx5_hairpin_unbind, 2128 .hairpin_get_peer_ports = mlx5_hairpin_get_peer_ports, 2129 .hairpin_queue_peer_update = mlx5_hairpin_queue_peer_update, 2130 .hairpin_queue_peer_bind = mlx5_hairpin_queue_peer_bind, 2131 .hairpin_queue_peer_unbind = mlx5_hairpin_queue_peer_unbind, 2132 .get_monitor_addr = mlx5_get_monitor_addr, 2133 }; 2134 2135 /** 2136 * Verify and store value for device argument. 2137 * 2138 * @param[in] key 2139 * Key argument to verify. 2140 * @param[in] val 2141 * Value associated with key. 2142 * @param opaque 2143 * User data. 2144 * 2145 * @return 2146 * 0 on success, a negative errno value otherwise and rte_errno is set. 2147 */ 2148 static int 2149 mlx5_port_args_check_handler(const char *key, const char *val, void *opaque) 2150 { 2151 struct mlx5_port_config *config = opaque; 2152 signed long tmp; 2153 2154 /* No-op, port representors are processed in mlx5_dev_spawn(). */ 2155 if (!strcmp(MLX5_REPRESENTOR, key)) 2156 return 0; 2157 errno = 0; 2158 tmp = strtol(val, NULL, 0); 2159 if (errno) { 2160 rte_errno = errno; 2161 DRV_LOG(WARNING, "%s: \"%s\" is not a valid integer", key, val); 2162 return -rte_errno; 2163 } 2164 if (tmp < 0) { 2165 /* Negative values are acceptable for some keys only. */ 2166 rte_errno = EINVAL; 2167 DRV_LOG(WARNING, "%s: invalid negative value \"%s\"", key, val); 2168 return -rte_errno; 2169 } 2170 if (strcmp(MLX5_RXQ_CQE_COMP_EN, key) == 0) { 2171 if (tmp > MLX5_CQE_RESP_FORMAT_L34H_STRIDX) { 2172 DRV_LOG(ERR, "invalid CQE compression " 2173 "format parameter"); 2174 rte_errno = EINVAL; 2175 return -rte_errno; 2176 } 2177 config->cqe_comp = !!tmp; 2178 config->cqe_comp_fmt = tmp; 2179 } else if (strcmp(MLX5_RXQ_PKT_PAD_EN, key) == 0) { 2180 config->hw_padding = !!tmp; 2181 } else if (strcmp(MLX5_RX_MPRQ_EN, key) == 0) { 2182 config->mprq.enabled = !!tmp; 2183 } else if (strcmp(MLX5_RX_MPRQ_LOG_STRIDE_NUM, key) == 0) { 2184 config->mprq.log_stride_num = tmp; 2185 } else if (strcmp(MLX5_RX_MPRQ_LOG_STRIDE_SIZE, key) == 0) { 2186 config->mprq.log_stride_size = tmp; 2187 } else if (strcmp(MLX5_RX_MPRQ_MAX_MEMCPY_LEN, key) == 0) { 2188 config->mprq.max_memcpy_len = tmp; 2189 } else if (strcmp(MLX5_RXQS_MIN_MPRQ, key) == 0) { 2190 config->mprq.min_rxqs_num = tmp; 2191 } else if (strcmp(MLX5_TXQ_INLINE, key) == 0) { 2192 DRV_LOG(WARNING, "%s: deprecated parameter," 2193 " converted to txq_inline_max", key); 2194 config->txq_inline_max = tmp; 2195 } else if (strcmp(MLX5_TXQ_INLINE_MAX, key) == 0) { 2196 config->txq_inline_max = tmp; 2197 } else if (strcmp(MLX5_TXQ_INLINE_MIN, key) == 0) { 2198 config->txq_inline_min = tmp; 2199 } else if (strcmp(MLX5_TXQ_INLINE_MPW, key) == 0) { 2200 config->txq_inline_mpw = tmp; 2201 } else if (strcmp(MLX5_TXQS_MIN_INLINE, key) == 0) { 2202 config->txqs_inline = tmp; 2203 } else if (strcmp(MLX5_TXQS_MAX_VEC, key) == 0) { 2204 DRV_LOG(WARNING, "%s: deprecated parameter, ignored", key); 2205 } else if (strcmp(MLX5_TXQ_MPW_EN, key) == 0) { 2206 config->mps = !!tmp; 2207 } else if (strcmp(MLX5_TXQ_MPW_HDR_DSEG_EN, key) == 0) { 2208 DRV_LOG(WARNING, "%s: deprecated parameter, ignored", key); 2209 } else if (strcmp(MLX5_TXQ_MAX_INLINE_LEN, key) == 0) { 2210 DRV_LOG(WARNING, "%s: deprecated parameter," 2211 " converted to txq_inline_mpw", key); 2212 config->txq_inline_mpw = tmp; 2213 } else if (strcmp(MLX5_TX_VEC_EN, key) == 0) { 2214 DRV_LOG(WARNING, "%s: deprecated parameter, ignored", key); 2215 } else if (strcmp(MLX5_RX_VEC_EN, key) == 0) { 2216 config->rx_vec_en = !!tmp; 2217 } else if (strcmp(MLX5_MAX_DUMP_FILES_NUM, key) == 0) { 2218 config->max_dump_files_num = tmp; 2219 } else if (strcmp(MLX5_LRO_TIMEOUT_USEC, key) == 0) { 2220 config->lro_timeout = tmp; 2221 } else if (strcmp(MLX5_HP_BUF_SIZE, key) == 0) { 2222 config->log_hp_size = tmp; 2223 } else if (strcmp(MLX5_DELAY_DROP, key) == 0) { 2224 config->std_delay_drop = !!(tmp & MLX5_DELAY_DROP_STANDARD); 2225 config->hp_delay_drop = !!(tmp & MLX5_DELAY_DROP_HAIRPIN); 2226 } 2227 return 0; 2228 } 2229 2230 /** 2231 * Parse user port parameters and adjust them according to device capabilities. 2232 * 2233 * @param priv 2234 * Pointer to shared device context. 2235 * @param mkvlist 2236 * Pointer to mlx5 kvargs control, can be NULL if there is no devargs. 2237 * @param config 2238 * Pointer to port configuration structure. 2239 * 2240 * @return 2241 * 0 on success, a negative errno value otherwise and rte_errno is set. 2242 */ 2243 int 2244 mlx5_port_args_config(struct mlx5_priv *priv, struct mlx5_kvargs_ctrl *mkvlist, 2245 struct mlx5_port_config *config) 2246 { 2247 struct mlx5_hca_attr *hca_attr = &priv->sh->cdev->config.hca_attr; 2248 struct mlx5_dev_cap *dev_cap = &priv->sh->dev_cap; 2249 bool devx = priv->sh->cdev->config.devx; 2250 const char **params = (const char *[]){ 2251 MLX5_RXQ_CQE_COMP_EN, 2252 MLX5_RXQ_PKT_PAD_EN, 2253 MLX5_RX_MPRQ_EN, 2254 MLX5_RX_MPRQ_LOG_STRIDE_NUM, 2255 MLX5_RX_MPRQ_LOG_STRIDE_SIZE, 2256 MLX5_RX_MPRQ_MAX_MEMCPY_LEN, 2257 MLX5_RXQS_MIN_MPRQ, 2258 MLX5_TXQ_INLINE, 2259 MLX5_TXQ_INLINE_MIN, 2260 MLX5_TXQ_INLINE_MAX, 2261 MLX5_TXQ_INLINE_MPW, 2262 MLX5_TXQS_MIN_INLINE, 2263 MLX5_TXQS_MAX_VEC, 2264 MLX5_TXQ_MPW_EN, 2265 MLX5_TXQ_MPW_HDR_DSEG_EN, 2266 MLX5_TXQ_MAX_INLINE_LEN, 2267 MLX5_TX_VEC_EN, 2268 MLX5_RX_VEC_EN, 2269 MLX5_REPRESENTOR, 2270 MLX5_MAX_DUMP_FILES_NUM, 2271 MLX5_LRO_TIMEOUT_USEC, 2272 MLX5_HP_BUF_SIZE, 2273 MLX5_DELAY_DROP, 2274 NULL, 2275 }; 2276 int ret = 0; 2277 2278 /* Default configuration. */ 2279 memset(config, 0, sizeof(*config)); 2280 config->mps = MLX5_ARG_UNSET; 2281 config->cqe_comp = 1; 2282 config->rx_vec_en = 1; 2283 config->txq_inline_max = MLX5_ARG_UNSET; 2284 config->txq_inline_min = MLX5_ARG_UNSET; 2285 config->txq_inline_mpw = MLX5_ARG_UNSET; 2286 config->txqs_inline = MLX5_ARG_UNSET; 2287 config->mprq.max_memcpy_len = MLX5_MPRQ_MEMCPY_DEFAULT_LEN; 2288 config->mprq.min_rxqs_num = MLX5_MPRQ_MIN_RXQS; 2289 config->mprq.log_stride_num = MLX5_MPRQ_DEFAULT_LOG_STRIDE_NUM; 2290 config->log_hp_size = MLX5_ARG_UNSET; 2291 config->std_delay_drop = 0; 2292 config->hp_delay_drop = 0; 2293 if (mkvlist != NULL) { 2294 /* Process parameters. */ 2295 ret = mlx5_kvargs_process(mkvlist, params, 2296 mlx5_port_args_check_handler, config); 2297 if (ret) { 2298 DRV_LOG(ERR, "Failed to process port arguments: %s", 2299 strerror(rte_errno)); 2300 return -rte_errno; 2301 } 2302 } 2303 /* Adjust parameters according to device capabilities. */ 2304 if (config->hw_padding && !dev_cap->hw_padding) { 2305 DRV_LOG(DEBUG, "Rx end alignment padding isn't supported."); 2306 config->hw_padding = 0; 2307 } else if (config->hw_padding) { 2308 DRV_LOG(DEBUG, "Rx end alignment padding is enabled."); 2309 } 2310 /* 2311 * MPW is disabled by default, while the Enhanced MPW is enabled 2312 * by default. 2313 */ 2314 if (config->mps == MLX5_ARG_UNSET) 2315 config->mps = (dev_cap->mps == MLX5_MPW_ENHANCED) ? 2316 MLX5_MPW_ENHANCED : MLX5_MPW_DISABLED; 2317 else 2318 config->mps = config->mps ? dev_cap->mps : MLX5_MPW_DISABLED; 2319 DRV_LOG(INFO, "%sMPS is %s", 2320 config->mps == MLX5_MPW_ENHANCED ? "enhanced " : 2321 config->mps == MLX5_MPW ? "legacy " : "", 2322 config->mps != MLX5_MPW_DISABLED ? "enabled" : "disabled"); 2323 /* LRO is supported only when DV flow enabled. */ 2324 if (dev_cap->lro_supported && !priv->sh->config.dv_flow_en) 2325 dev_cap->lro_supported = 0; 2326 if (dev_cap->lro_supported) { 2327 /* 2328 * If LRO timeout is not configured by application, 2329 * use the minimal supported value. 2330 */ 2331 if (!config->lro_timeout) 2332 config->lro_timeout = 2333 hca_attr->lro_timer_supported_periods[0]; 2334 DRV_LOG(DEBUG, "LRO session timeout set to %d usec.", 2335 config->lro_timeout); 2336 } 2337 if (config->cqe_comp && !dev_cap->cqe_comp) { 2338 DRV_LOG(WARNING, "Rx CQE 128B compression is not supported."); 2339 config->cqe_comp = 0; 2340 } 2341 if (config->cqe_comp_fmt == MLX5_CQE_RESP_FORMAT_FTAG_STRIDX && 2342 (!devx || !hca_attr->mini_cqe_resp_flow_tag)) { 2343 DRV_LOG(WARNING, 2344 "Flow Tag CQE compression format isn't supported."); 2345 config->cqe_comp = 0; 2346 } 2347 if (config->cqe_comp_fmt == MLX5_CQE_RESP_FORMAT_L34H_STRIDX && 2348 (!devx || !hca_attr->mini_cqe_resp_l3_l4_tag)) { 2349 DRV_LOG(WARNING, 2350 "L3/L4 Header CQE compression format isn't supported."); 2351 config->cqe_comp = 0; 2352 } 2353 DRV_LOG(DEBUG, "Rx CQE compression is %ssupported.", 2354 config->cqe_comp ? "" : "not "); 2355 if ((config->std_delay_drop || config->hp_delay_drop) && 2356 !dev_cap->rq_delay_drop_en) { 2357 config->std_delay_drop = 0; 2358 config->hp_delay_drop = 0; 2359 DRV_LOG(WARNING, "dev_port-%u: Rxq delay drop isn't supported.", 2360 priv->dev_port); 2361 } 2362 if (config->mprq.enabled && !priv->sh->dev_cap.mprq.enabled) { 2363 DRV_LOG(WARNING, "Multi-Packet RQ isn't supported."); 2364 config->mprq.enabled = 0; 2365 } 2366 if (config->max_dump_files_num == 0) 2367 config->max_dump_files_num = 128; 2368 /* Detect minimal data bytes to inline. */ 2369 mlx5_set_min_inline(priv); 2370 DRV_LOG(DEBUG, "VLAN insertion in WQE is %ssupported.", 2371 config->hw_vlan_insert ? "" : "not "); 2372 DRV_LOG(DEBUG, "\"rxq_pkt_pad_en\" is %u.", config->hw_padding); 2373 DRV_LOG(DEBUG, "\"rxq_cqe_comp_en\" is %u.", config->cqe_comp); 2374 DRV_LOG(DEBUG, "\"cqe_comp_fmt\" is %u.", config->cqe_comp_fmt); 2375 DRV_LOG(DEBUG, "\"rx_vec_en\" is %u.", config->rx_vec_en); 2376 DRV_LOG(DEBUG, "Standard \"delay_drop\" is %u.", 2377 config->std_delay_drop); 2378 DRV_LOG(DEBUG, "Hairpin \"delay_drop\" is %u.", config->hp_delay_drop); 2379 DRV_LOG(DEBUG, "\"max_dump_files_num\" is %u.", 2380 config->max_dump_files_num); 2381 DRV_LOG(DEBUG, "\"log_hp_size\" is %u.", config->log_hp_size); 2382 DRV_LOG(DEBUG, "\"mprq_en\" is %u.", config->mprq.enabled); 2383 DRV_LOG(DEBUG, "\"mprq_log_stride_num\" is %u.", 2384 config->mprq.log_stride_num); 2385 DRV_LOG(DEBUG, "\"mprq_log_stride_size\" is %u.", 2386 config->mprq.log_stride_size); 2387 DRV_LOG(DEBUG, "\"mprq_max_memcpy_len\" is %u.", 2388 config->mprq.max_memcpy_len); 2389 DRV_LOG(DEBUG, "\"rxqs_min_mprq\" is %u.", config->mprq.min_rxqs_num); 2390 DRV_LOG(DEBUG, "\"lro_timeout_usec\" is %u.", config->lro_timeout); 2391 DRV_LOG(DEBUG, "\"txq_mpw_en\" is %d.", config->mps); 2392 DRV_LOG(DEBUG, "\"txqs_min_inline\" is %d.", config->txqs_inline); 2393 DRV_LOG(DEBUG, "\"txq_inline_min\" is %d.", config->txq_inline_min); 2394 DRV_LOG(DEBUG, "\"txq_inline_max\" is %d.", config->txq_inline_max); 2395 DRV_LOG(DEBUG, "\"txq_inline_mpw\" is %d.", config->txq_inline_mpw); 2396 return 0; 2397 } 2398 2399 /** 2400 * Print the key for device argument. 2401 * 2402 * It is "dummy" handler whose whole purpose is to enable using 2403 * mlx5_kvargs_process() function which set devargs as used. 2404 * 2405 * @param key 2406 * Key argument. 2407 * @param val 2408 * Value associated with key, unused. 2409 * @param opaque 2410 * Unused, can be NULL. 2411 * 2412 * @return 2413 * 0 on success, function cannot fail. 2414 */ 2415 static int 2416 mlx5_dummy_handler(const char *key, const char *val, void *opaque) 2417 { 2418 DRV_LOG(DEBUG, "\tKey: \"%s\" is set as used.", key); 2419 RTE_SET_USED(opaque); 2420 RTE_SET_USED(val); 2421 return 0; 2422 } 2423 2424 /** 2425 * Set requested devargs as used when device is already spawned. 2426 * 2427 * It is necessary since it is valid to ask probe again for existing device, 2428 * if its devargs don't assign as used, mlx5_kvargs_validate() will fail. 2429 * 2430 * @param name 2431 * Name of the existing device. 2432 * @param port_id 2433 * Port identifier of the device. 2434 * @param mkvlist 2435 * Pointer to mlx5 kvargs control to sign as used. 2436 */ 2437 void 2438 mlx5_port_args_set_used(const char *name, uint16_t port_id, 2439 struct mlx5_kvargs_ctrl *mkvlist) 2440 { 2441 const char **params = (const char *[]){ 2442 MLX5_RXQ_CQE_COMP_EN, 2443 MLX5_RXQ_PKT_PAD_EN, 2444 MLX5_RX_MPRQ_EN, 2445 MLX5_RX_MPRQ_LOG_STRIDE_NUM, 2446 MLX5_RX_MPRQ_LOG_STRIDE_SIZE, 2447 MLX5_RX_MPRQ_MAX_MEMCPY_LEN, 2448 MLX5_RXQS_MIN_MPRQ, 2449 MLX5_TXQ_INLINE, 2450 MLX5_TXQ_INLINE_MIN, 2451 MLX5_TXQ_INLINE_MAX, 2452 MLX5_TXQ_INLINE_MPW, 2453 MLX5_TXQS_MIN_INLINE, 2454 MLX5_TXQS_MAX_VEC, 2455 MLX5_TXQ_MPW_EN, 2456 MLX5_TXQ_MPW_HDR_DSEG_EN, 2457 MLX5_TXQ_MAX_INLINE_LEN, 2458 MLX5_TX_VEC_EN, 2459 MLX5_RX_VEC_EN, 2460 MLX5_REPRESENTOR, 2461 MLX5_MAX_DUMP_FILES_NUM, 2462 MLX5_LRO_TIMEOUT_USEC, 2463 MLX5_HP_BUF_SIZE, 2464 MLX5_DELAY_DROP, 2465 NULL, 2466 }; 2467 2468 /* Secondary process should not handle devargs. */ 2469 if (rte_eal_process_type() != RTE_PROC_PRIMARY) 2470 return; 2471 MLX5_ASSERT(mkvlist != NULL); 2472 DRV_LOG(DEBUG, "Ethernet device \"%s\" for port %u " 2473 "already exists, set devargs as used:", name, port_id); 2474 /* This function cannot fail with this handler. */ 2475 mlx5_kvargs_process(mkvlist, params, mlx5_dummy_handler, NULL); 2476 } 2477 2478 /** 2479 * Check sibling device configurations when probing again. 2480 * 2481 * Sibling devices sharing infiniband device context should have compatible 2482 * configurations. This regards representors and bonding device. 2483 * 2484 * @param cdev 2485 * Pointer to mlx5 device structure. 2486 * @param mkvlist 2487 * Pointer to mlx5 kvargs control, can be NULL if there is no devargs. 2488 * 2489 * @return 2490 * 0 on success, a negative errno value otherwise and rte_errno is set. 2491 */ 2492 int 2493 mlx5_probe_again_args_validate(struct mlx5_common_device *cdev, 2494 struct mlx5_kvargs_ctrl *mkvlist) 2495 { 2496 struct mlx5_dev_ctx_shared *sh = NULL; 2497 struct mlx5_sh_config *config; 2498 int ret; 2499 2500 /* Secondary process should not handle devargs. */ 2501 if (rte_eal_process_type() != RTE_PROC_PRIMARY) 2502 return 0; 2503 pthread_mutex_lock(&mlx5_dev_ctx_list_mutex); 2504 /* Search for IB context by common device pointer. */ 2505 LIST_FOREACH(sh, &mlx5_dev_ctx_list, next) 2506 if (sh->cdev == cdev) 2507 break; 2508 pthread_mutex_unlock(&mlx5_dev_ctx_list_mutex); 2509 /* There is sh for this device -> it isn't probe again. */ 2510 if (sh == NULL) 2511 return 0; 2512 config = mlx5_malloc(MLX5_MEM_ZERO | MLX5_MEM_RTE, 2513 sizeof(struct mlx5_sh_config), 2514 RTE_CACHE_LINE_SIZE, SOCKET_ID_ANY); 2515 if (config == NULL) { 2516 rte_errno = -ENOMEM; 2517 return -rte_errno; 2518 } 2519 /* 2520 * Creates a temporary IB context configure structure according to new 2521 * devargs attached in probing again. 2522 */ 2523 ret = mlx5_shared_dev_ctx_args_config(sh, mkvlist, config); 2524 if (ret) { 2525 DRV_LOG(ERR, "Failed to process device configure: %s", 2526 strerror(rte_errno)); 2527 mlx5_free(config); 2528 return ret; 2529 } 2530 /* 2531 * Checks the match between the temporary structure and the existing 2532 * IB context structure. 2533 */ 2534 if (sh->config.dv_flow_en ^ config->dv_flow_en) { 2535 DRV_LOG(ERR, "\"dv_flow_en\" " 2536 "configuration mismatch for shared %s context.", 2537 sh->ibdev_name); 2538 goto error; 2539 } 2540 if ((sh->config.dv_xmeta_en ^ config->dv_xmeta_en) || 2541 (sh->config.dv_miss_info ^ config->dv_miss_info)) { 2542 DRV_LOG(ERR, "\"dv_xmeta_en\" " 2543 "configuration mismatch for shared %s context.", 2544 sh->ibdev_name); 2545 goto error; 2546 } 2547 if (sh->config.dv_esw_en ^ config->dv_esw_en) { 2548 DRV_LOG(ERR, "\"dv_esw_en\" " 2549 "configuration mismatch for shared %s context.", 2550 sh->ibdev_name); 2551 goto error; 2552 } 2553 if (sh->config.reclaim_mode ^ config->reclaim_mode) { 2554 DRV_LOG(ERR, "\"reclaim_mode\" " 2555 "configuration mismatch for shared %s context.", 2556 sh->ibdev_name); 2557 goto error; 2558 } 2559 if (sh->config.allow_duplicate_pattern ^ 2560 config->allow_duplicate_pattern) { 2561 DRV_LOG(ERR, "\"allow_duplicate_pattern\" " 2562 "configuration mismatch for shared %s context.", 2563 sh->ibdev_name); 2564 goto error; 2565 } 2566 if (sh->config.l3_vxlan_en ^ config->l3_vxlan_en) { 2567 DRV_LOG(ERR, "\"l3_vxlan_en\" " 2568 "configuration mismatch for shared %s context.", 2569 sh->ibdev_name); 2570 goto error; 2571 } 2572 if (sh->config.decap_en ^ config->decap_en) { 2573 DRV_LOG(ERR, "\"decap_en\" " 2574 "configuration mismatch for shared %s context.", 2575 sh->ibdev_name); 2576 goto error; 2577 } 2578 if (sh->config.lacp_by_user ^ config->lacp_by_user) { 2579 DRV_LOG(ERR, "\"lacp_by_user\" " 2580 "configuration mismatch for shared %s context.", 2581 sh->ibdev_name); 2582 goto error; 2583 } 2584 if (sh->config.tx_pp ^ config->tx_pp) { 2585 DRV_LOG(ERR, "\"tx_pp\" " 2586 "configuration mismatch for shared %s context.", 2587 sh->ibdev_name); 2588 goto error; 2589 } 2590 if (sh->config.tx_skew ^ config->tx_skew) { 2591 DRV_LOG(ERR, "\"tx_skew\" " 2592 "configuration mismatch for shared %s context.", 2593 sh->ibdev_name); 2594 goto error; 2595 } 2596 mlx5_free(config); 2597 return 0; 2598 error: 2599 mlx5_free(config); 2600 rte_errno = EINVAL; 2601 return -rte_errno; 2602 } 2603 2604 /** 2605 * Configures the minimal amount of data to inline into WQE 2606 * while sending packets. 2607 * 2608 * - the txq_inline_min has the maximal priority, if this 2609 * key is specified in devargs 2610 * - if DevX is enabled the inline mode is queried from the 2611 * device (HCA attributes and NIC vport context if needed). 2612 * - otherwise L2 mode (18 bytes) is assumed for ConnectX-4/4 Lx 2613 * and none (0 bytes) for other NICs 2614 * 2615 * @param priv 2616 * Pointer to the private device data structure. 2617 */ 2618 void 2619 mlx5_set_min_inline(struct mlx5_priv *priv) 2620 { 2621 struct mlx5_hca_attr *hca_attr = &priv->sh->cdev->config.hca_attr; 2622 struct mlx5_port_config *config = &priv->config; 2623 2624 if (config->txq_inline_min != MLX5_ARG_UNSET) { 2625 /* Application defines size of inlined data explicitly. */ 2626 if (priv->pci_dev != NULL) { 2627 switch (priv->pci_dev->id.device_id) { 2628 case PCI_DEVICE_ID_MELLANOX_CONNECTX4: 2629 case PCI_DEVICE_ID_MELLANOX_CONNECTX4VF: 2630 if (config->txq_inline_min < 2631 (int)MLX5_INLINE_HSIZE_L2) { 2632 DRV_LOG(DEBUG, 2633 "txq_inline_mix aligned to minimal ConnectX-4 required value %d", 2634 (int)MLX5_INLINE_HSIZE_L2); 2635 config->txq_inline_min = 2636 MLX5_INLINE_HSIZE_L2; 2637 } 2638 break; 2639 } 2640 } 2641 goto exit; 2642 } 2643 if (hca_attr->eth_net_offloads) { 2644 /* We have DevX enabled, inline mode queried successfully. */ 2645 switch (hca_attr->wqe_inline_mode) { 2646 case MLX5_CAP_INLINE_MODE_L2: 2647 /* outer L2 header must be inlined. */ 2648 config->txq_inline_min = MLX5_INLINE_HSIZE_L2; 2649 goto exit; 2650 case MLX5_CAP_INLINE_MODE_NOT_REQUIRED: 2651 /* No inline data are required by NIC. */ 2652 config->txq_inline_min = MLX5_INLINE_HSIZE_NONE; 2653 config->hw_vlan_insert = 2654 hca_attr->wqe_vlan_insert; 2655 DRV_LOG(DEBUG, "Tx VLAN insertion is supported"); 2656 goto exit; 2657 case MLX5_CAP_INLINE_MODE_VPORT_CONTEXT: 2658 /* inline mode is defined by NIC vport context. */ 2659 if (!hca_attr->eth_virt) 2660 break; 2661 switch (hca_attr->vport_inline_mode) { 2662 case MLX5_INLINE_MODE_NONE: 2663 config->txq_inline_min = 2664 MLX5_INLINE_HSIZE_NONE; 2665 goto exit; 2666 case MLX5_INLINE_MODE_L2: 2667 config->txq_inline_min = 2668 MLX5_INLINE_HSIZE_L2; 2669 goto exit; 2670 case MLX5_INLINE_MODE_IP: 2671 config->txq_inline_min = 2672 MLX5_INLINE_HSIZE_L3; 2673 goto exit; 2674 case MLX5_INLINE_MODE_TCP_UDP: 2675 config->txq_inline_min = 2676 MLX5_INLINE_HSIZE_L4; 2677 goto exit; 2678 case MLX5_INLINE_MODE_INNER_L2: 2679 config->txq_inline_min = 2680 MLX5_INLINE_HSIZE_INNER_L2; 2681 goto exit; 2682 case MLX5_INLINE_MODE_INNER_IP: 2683 config->txq_inline_min = 2684 MLX5_INLINE_HSIZE_INNER_L3; 2685 goto exit; 2686 case MLX5_INLINE_MODE_INNER_TCP_UDP: 2687 config->txq_inline_min = 2688 MLX5_INLINE_HSIZE_INNER_L4; 2689 goto exit; 2690 } 2691 } 2692 } 2693 if (priv->pci_dev == NULL) { 2694 config->txq_inline_min = MLX5_INLINE_HSIZE_NONE; 2695 goto exit; 2696 } 2697 /* 2698 * We get here if we are unable to deduce 2699 * inline data size with DevX. Try PCI ID 2700 * to determine old NICs. 2701 */ 2702 switch (priv->pci_dev->id.device_id) { 2703 case PCI_DEVICE_ID_MELLANOX_CONNECTX4: 2704 case PCI_DEVICE_ID_MELLANOX_CONNECTX4VF: 2705 case PCI_DEVICE_ID_MELLANOX_CONNECTX4LX: 2706 case PCI_DEVICE_ID_MELLANOX_CONNECTX4LXVF: 2707 config->txq_inline_min = MLX5_INLINE_HSIZE_L2; 2708 config->hw_vlan_insert = 0; 2709 break; 2710 case PCI_DEVICE_ID_MELLANOX_CONNECTX5: 2711 case PCI_DEVICE_ID_MELLANOX_CONNECTX5VF: 2712 case PCI_DEVICE_ID_MELLANOX_CONNECTX5EX: 2713 case PCI_DEVICE_ID_MELLANOX_CONNECTX5EXVF: 2714 /* 2715 * These NICs support VLAN insertion from WQE and 2716 * report the wqe_vlan_insert flag. But there is the bug 2717 * and PFC control may be broken, so disable feature. 2718 */ 2719 config->hw_vlan_insert = 0; 2720 config->txq_inline_min = MLX5_INLINE_HSIZE_NONE; 2721 break; 2722 default: 2723 config->txq_inline_min = MLX5_INLINE_HSIZE_NONE; 2724 break; 2725 } 2726 exit: 2727 DRV_LOG(DEBUG, "min tx inline configured: %d", config->txq_inline_min); 2728 } 2729 2730 /** 2731 * Configures the metadata mask fields in the shared context. 2732 * 2733 * @param [in] dev 2734 * Pointer to Ethernet device. 2735 */ 2736 void 2737 mlx5_set_metadata_mask(struct rte_eth_dev *dev) 2738 { 2739 struct mlx5_priv *priv = dev->data->dev_private; 2740 struct mlx5_dev_ctx_shared *sh = priv->sh; 2741 uint32_t meta, mark, reg_c0; 2742 2743 reg_c0 = ~priv->vport_meta_mask; 2744 switch (sh->config.dv_xmeta_en) { 2745 case MLX5_XMETA_MODE_LEGACY: 2746 meta = UINT32_MAX; 2747 mark = MLX5_FLOW_MARK_MASK; 2748 break; 2749 case MLX5_XMETA_MODE_META16: 2750 meta = reg_c0 >> rte_bsf32(reg_c0); 2751 mark = MLX5_FLOW_MARK_MASK; 2752 break; 2753 case MLX5_XMETA_MODE_META32: 2754 meta = UINT32_MAX; 2755 mark = (reg_c0 >> rte_bsf32(reg_c0)) & MLX5_FLOW_MARK_MASK; 2756 break; 2757 default: 2758 meta = 0; 2759 mark = 0; 2760 MLX5_ASSERT(false); 2761 break; 2762 } 2763 if (sh->dv_mark_mask && sh->dv_mark_mask != mark) 2764 DRV_LOG(WARNING, "metadata MARK mask mismatch %08X:%08X", 2765 sh->dv_mark_mask, mark); 2766 else 2767 sh->dv_mark_mask = mark; 2768 if (sh->dv_meta_mask && sh->dv_meta_mask != meta) 2769 DRV_LOG(WARNING, "metadata META mask mismatch %08X:%08X", 2770 sh->dv_meta_mask, meta); 2771 else 2772 sh->dv_meta_mask = meta; 2773 if (sh->dv_regc0_mask && sh->dv_regc0_mask != reg_c0) 2774 DRV_LOG(WARNING, "metadata reg_c0 mask mismatch %08X:%08X", 2775 sh->dv_meta_mask, reg_c0); 2776 else 2777 sh->dv_regc0_mask = reg_c0; 2778 DRV_LOG(DEBUG, "metadata mode %u", sh->config.dv_xmeta_en); 2779 DRV_LOG(DEBUG, "metadata MARK mask %08X", sh->dv_mark_mask); 2780 DRV_LOG(DEBUG, "metadata META mask %08X", sh->dv_meta_mask); 2781 DRV_LOG(DEBUG, "metadata reg_c0 mask %08X", sh->dv_regc0_mask); 2782 } 2783 2784 int 2785 rte_pmd_mlx5_get_dyn_flag_names(char *names[], unsigned int n) 2786 { 2787 static const char *const dynf_names[] = { 2788 RTE_PMD_MLX5_FINE_GRANULARITY_INLINE, 2789 RTE_MBUF_DYNFLAG_METADATA_NAME, 2790 RTE_MBUF_DYNFLAG_TX_TIMESTAMP_NAME 2791 }; 2792 unsigned int i; 2793 2794 if (n < RTE_DIM(dynf_names)) 2795 return -ENOMEM; 2796 for (i = 0; i < RTE_DIM(dynf_names); i++) { 2797 if (names[i] == NULL) 2798 return -EINVAL; 2799 strcpy(names[i], dynf_names[i]); 2800 } 2801 return RTE_DIM(dynf_names); 2802 } 2803 2804 /** 2805 * Look for the ethernet device belonging to mlx5 driver. 2806 * 2807 * @param[in] port_id 2808 * port_id to start looking for device. 2809 * @param[in] odev 2810 * Pointer to the hint device. When device is being probed 2811 * the its siblings (master and preceding representors might 2812 * not have assigned driver yet (because the mlx5_os_pci_probe() 2813 * is not completed yet, for this case match on hint 2814 * device may be used to detect sibling device. 2815 * 2816 * @return 2817 * port_id of found device, RTE_MAX_ETHPORT if not found. 2818 */ 2819 uint16_t 2820 mlx5_eth_find_next(uint16_t port_id, struct rte_device *odev) 2821 { 2822 while (port_id < RTE_MAX_ETHPORTS) { 2823 struct rte_eth_dev *dev = &rte_eth_devices[port_id]; 2824 2825 if (dev->state != RTE_ETH_DEV_UNUSED && 2826 dev->device && 2827 (dev->device == odev || 2828 (dev->device->driver && 2829 dev->device->driver->name && 2830 ((strcmp(dev->device->driver->name, 2831 MLX5_PCI_DRIVER_NAME) == 0) || 2832 (strcmp(dev->device->driver->name, 2833 MLX5_AUXILIARY_DRIVER_NAME) == 0))))) 2834 break; 2835 port_id++; 2836 } 2837 if (port_id >= RTE_MAX_ETHPORTS) 2838 return RTE_MAX_ETHPORTS; 2839 return port_id; 2840 } 2841 2842 /** 2843 * Callback to remove a device. 2844 * 2845 * This function removes all Ethernet devices belong to a given device. 2846 * 2847 * @param[in] cdev 2848 * Pointer to the generic device. 2849 * 2850 * @return 2851 * 0 on success, the function cannot fail. 2852 */ 2853 int 2854 mlx5_net_remove(struct mlx5_common_device *cdev) 2855 { 2856 uint16_t port_id; 2857 int ret = 0; 2858 2859 RTE_ETH_FOREACH_DEV_OF(port_id, cdev->dev) { 2860 /* 2861 * mlx5_dev_close() is not registered to secondary process, 2862 * call the close function explicitly for secondary process. 2863 */ 2864 if (rte_eal_process_type() == RTE_PROC_SECONDARY) 2865 ret |= mlx5_dev_close(&rte_eth_devices[port_id]); 2866 else 2867 ret |= rte_eth_dev_close(port_id); 2868 } 2869 return ret == 0 ? 0 : -EIO; 2870 } 2871 2872 static const struct rte_pci_id mlx5_pci_id_map[] = { 2873 { 2874 RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX, 2875 PCI_DEVICE_ID_MELLANOX_CONNECTX4) 2876 }, 2877 { 2878 RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX, 2879 PCI_DEVICE_ID_MELLANOX_CONNECTX4VF) 2880 }, 2881 { 2882 RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX, 2883 PCI_DEVICE_ID_MELLANOX_CONNECTX4LX) 2884 }, 2885 { 2886 RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX, 2887 PCI_DEVICE_ID_MELLANOX_CONNECTX4LXVF) 2888 }, 2889 { 2890 RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX, 2891 PCI_DEVICE_ID_MELLANOX_CONNECTX5) 2892 }, 2893 { 2894 RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX, 2895 PCI_DEVICE_ID_MELLANOX_CONNECTX5VF) 2896 }, 2897 { 2898 RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX, 2899 PCI_DEVICE_ID_MELLANOX_CONNECTX5EX) 2900 }, 2901 { 2902 RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX, 2903 PCI_DEVICE_ID_MELLANOX_CONNECTX5EXVF) 2904 }, 2905 { 2906 RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX, 2907 PCI_DEVICE_ID_MELLANOX_CONNECTX5BF) 2908 }, 2909 { 2910 RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX, 2911 PCI_DEVICE_ID_MELLANOX_CONNECTX5BFVF) 2912 }, 2913 { 2914 RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX, 2915 PCI_DEVICE_ID_MELLANOX_CONNECTX6) 2916 }, 2917 { 2918 RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX, 2919 PCI_DEVICE_ID_MELLANOX_CONNECTX6VF) 2920 }, 2921 { 2922 RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX, 2923 PCI_DEVICE_ID_MELLANOX_CONNECTX6DX) 2924 }, 2925 { 2926 RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX, 2927 PCI_DEVICE_ID_MELLANOX_CONNECTXVF) 2928 }, 2929 { 2930 RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX, 2931 PCI_DEVICE_ID_MELLANOX_CONNECTX6DXBF) 2932 }, 2933 { 2934 RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX, 2935 PCI_DEVICE_ID_MELLANOX_CONNECTX6LX) 2936 }, 2937 { 2938 RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX, 2939 PCI_DEVICE_ID_MELLANOX_CONNECTX7) 2940 }, 2941 { 2942 RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX, 2943 PCI_DEVICE_ID_MELLANOX_CONNECTX7BF) 2944 }, 2945 { 2946 .vendor_id = 0 2947 } 2948 }; 2949 2950 static struct mlx5_class_driver mlx5_net_driver = { 2951 .drv_class = MLX5_CLASS_ETH, 2952 .name = RTE_STR(MLX5_ETH_DRIVER_NAME), 2953 .id_table = mlx5_pci_id_map, 2954 .probe = mlx5_os_net_probe, 2955 .remove = mlx5_net_remove, 2956 .probe_again = 1, 2957 .intr_lsc = 1, 2958 .intr_rmv = 1, 2959 }; 2960 2961 /* Initialize driver log type. */ 2962 RTE_LOG_REGISTER_DEFAULT(mlx5_logtype, NOTICE) 2963 2964 /** 2965 * Driver initialization routine. 2966 */ 2967 RTE_INIT(rte_mlx5_pmd_init) 2968 { 2969 pthread_mutex_init(&mlx5_dev_ctx_list_mutex, NULL); 2970 mlx5_common_init(); 2971 /* Build the static tables for Verbs conversion. */ 2972 mlx5_set_ptype_table(); 2973 mlx5_set_cksum_table(); 2974 mlx5_set_swp_types_table(); 2975 if (mlx5_glue) 2976 mlx5_class_driver_register(&mlx5_net_driver); 2977 } 2978 2979 RTE_PMD_EXPORT_NAME(MLX5_ETH_DRIVER_NAME, __COUNTER__); 2980 RTE_PMD_REGISTER_PCI_TABLE(MLX5_ETH_DRIVER_NAME, mlx5_pci_id_map); 2981 RTE_PMD_REGISTER_KMOD_DEP(MLX5_ETH_DRIVER_NAME, "* ib_uverbs & mlx5_core & mlx5_ib"); 2982