1 // SPDX-License-Identifier: BSD-3-Clause 2 /* Copyright 2018 Mellanox Technologies, Ltd */ 3 4 #include <unistd.h> 5 6 #include <rte_errno.h> 7 #include <rte_malloc.h> 8 #include <rte_eal_paging.h> 9 10 #include "mlx5_prm.h" 11 #include "mlx5_devx_cmds.h" 12 #include "mlx5_common_utils.h" 13 #include "mlx5_malloc.h" 14 15 16 /** 17 * Perform read access to the registers. Reads data from register 18 * and writes ones to the specified buffer. 19 * 20 * @param[in] ctx 21 * Context returned from mlx5 open_device() glue function. 22 * @param[in] reg_id 23 * Register identifier according to the PRM. 24 * @param[in] arg 25 * Register access auxiliary parameter according to the PRM. 26 * @param[out] data 27 * Pointer to the buffer to store read data. 28 * @param[in] dw_cnt 29 * Buffer size in double words. 30 * 31 * @return 32 * 0 on success, a negative value otherwise. 33 */ 34 int 35 mlx5_devx_cmd_register_read(void *ctx, uint16_t reg_id, uint32_t arg, 36 uint32_t *data, uint32_t dw_cnt) 37 { 38 uint32_t in[MLX5_ST_SZ_DW(access_register_in)] = {0}; 39 uint32_t out[MLX5_ST_SZ_DW(access_register_out) + 40 MLX5_ACCESS_REGISTER_DATA_DWORD_MAX] = {0}; 41 int status, rc; 42 43 MLX5_ASSERT(data && dw_cnt); 44 MLX5_ASSERT(dw_cnt <= MLX5_ACCESS_REGISTER_DATA_DWORD_MAX); 45 if (dw_cnt > MLX5_ACCESS_REGISTER_DATA_DWORD_MAX) { 46 DRV_LOG(ERR, "Not enough buffer for register read data"); 47 return -1; 48 } 49 MLX5_SET(access_register_in, in, opcode, 50 MLX5_CMD_OP_ACCESS_REGISTER_USER); 51 MLX5_SET(access_register_in, in, op_mod, 52 MLX5_ACCESS_REGISTER_IN_OP_MOD_READ); 53 MLX5_SET(access_register_in, in, register_id, reg_id); 54 MLX5_SET(access_register_in, in, argument, arg); 55 rc = mlx5_glue->devx_general_cmd(ctx, in, sizeof(in), out, 56 MLX5_ST_SZ_BYTES(access_register_out) + 57 sizeof(uint32_t) * dw_cnt); 58 if (rc) 59 goto error; 60 status = MLX5_GET(access_register_out, out, status); 61 if (status) { 62 int syndrome = MLX5_GET(access_register_out, out, syndrome); 63 64 DRV_LOG(DEBUG, "Failed to access NIC register 0x%X, " 65 "status %x, syndrome = %x", 66 reg_id, status, syndrome); 67 return -1; 68 } 69 memcpy(data, &out[MLX5_ST_SZ_DW(access_register_out)], 70 dw_cnt * sizeof(uint32_t)); 71 return 0; 72 error: 73 rc = (rc > 0) ? -rc : rc; 74 return rc; 75 } 76 77 /** 78 * Allocate flow counters via devx interface. 79 * 80 * @param[in] ctx 81 * Context returned from mlx5 open_device() glue function. 82 * @param dcs 83 * Pointer to counters properties structure to be filled by the routine. 84 * @param bulk_n_128 85 * Bulk counter numbers in 128 counters units. 86 * 87 * @return 88 * Pointer to counter object on success, a negative value otherwise and 89 * rte_errno is set. 90 */ 91 struct mlx5_devx_obj * 92 mlx5_devx_cmd_flow_counter_alloc(void *ctx, uint32_t bulk_n_128) 93 { 94 struct mlx5_devx_obj *dcs = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*dcs), 95 0, SOCKET_ID_ANY); 96 uint32_t in[MLX5_ST_SZ_DW(alloc_flow_counter_in)] = {0}; 97 uint32_t out[MLX5_ST_SZ_DW(alloc_flow_counter_out)] = {0}; 98 99 if (!dcs) { 100 rte_errno = ENOMEM; 101 return NULL; 102 } 103 MLX5_SET(alloc_flow_counter_in, in, opcode, 104 MLX5_CMD_OP_ALLOC_FLOW_COUNTER); 105 MLX5_SET(alloc_flow_counter_in, in, flow_counter_bulk, bulk_n_128); 106 dcs->obj = mlx5_glue->devx_obj_create(ctx, in, 107 sizeof(in), out, sizeof(out)); 108 if (!dcs->obj) { 109 DRV_LOG(ERR, "Can't allocate counters - error %d", errno); 110 rte_errno = errno; 111 mlx5_free(dcs); 112 return NULL; 113 } 114 dcs->id = MLX5_GET(alloc_flow_counter_out, out, flow_counter_id); 115 return dcs; 116 } 117 118 /** 119 * Query flow counters values. 120 * 121 * @param[in] dcs 122 * devx object that was obtained from mlx5_devx_cmd_fc_alloc. 123 * @param[in] clear 124 * Whether hardware should clear the counters after the query or not. 125 * @param[in] n_counters 126 * 0 in case of 1 counter to read, otherwise the counter number to read. 127 * @param pkts 128 * The number of packets that matched the flow. 129 * @param bytes 130 * The number of bytes that matched the flow. 131 * @param mkey 132 * The mkey key for batch query. 133 * @param addr 134 * The address in the mkey range for batch query. 135 * @param cmd_comp 136 * The completion object for asynchronous batch query. 137 * @param async_id 138 * The ID to be returned in the asynchronous batch query response. 139 * 140 * @return 141 * 0 on success, a negative value otherwise. 142 */ 143 int 144 mlx5_devx_cmd_flow_counter_query(struct mlx5_devx_obj *dcs, 145 int clear, uint32_t n_counters, 146 uint64_t *pkts, uint64_t *bytes, 147 uint32_t mkey, void *addr, 148 void *cmd_comp, 149 uint64_t async_id) 150 { 151 int out_len = MLX5_ST_SZ_BYTES(query_flow_counter_out) + 152 MLX5_ST_SZ_BYTES(traffic_counter); 153 uint32_t out[out_len]; 154 uint32_t in[MLX5_ST_SZ_DW(query_flow_counter_in)] = {0}; 155 void *stats; 156 int rc; 157 158 MLX5_SET(query_flow_counter_in, in, opcode, 159 MLX5_CMD_OP_QUERY_FLOW_COUNTER); 160 MLX5_SET(query_flow_counter_in, in, op_mod, 0); 161 MLX5_SET(query_flow_counter_in, in, flow_counter_id, dcs->id); 162 MLX5_SET(query_flow_counter_in, in, clear, !!clear); 163 164 if (n_counters) { 165 MLX5_SET(query_flow_counter_in, in, num_of_counters, 166 n_counters); 167 MLX5_SET(query_flow_counter_in, in, dump_to_memory, 1); 168 MLX5_SET(query_flow_counter_in, in, mkey, mkey); 169 MLX5_SET64(query_flow_counter_in, in, address, 170 (uint64_t)(uintptr_t)addr); 171 } 172 if (!cmd_comp) 173 rc = mlx5_glue->devx_obj_query(dcs->obj, in, sizeof(in), out, 174 out_len); 175 else 176 rc = mlx5_glue->devx_obj_query_async(dcs->obj, in, sizeof(in), 177 out_len, async_id, 178 cmd_comp); 179 if (rc) { 180 DRV_LOG(ERR, "Failed to query devx counters with rc %d", rc); 181 rte_errno = rc; 182 return -rc; 183 } 184 if (!n_counters) { 185 stats = MLX5_ADDR_OF(query_flow_counter_out, 186 out, flow_statistics); 187 *pkts = MLX5_GET64(traffic_counter, stats, packets); 188 *bytes = MLX5_GET64(traffic_counter, stats, octets); 189 } 190 return 0; 191 } 192 193 /** 194 * Create a new mkey. 195 * 196 * @param[in] ctx 197 * Context returned from mlx5 open_device() glue function. 198 * @param[in] attr 199 * Attributes of the requested mkey. 200 * 201 * @return 202 * Pointer to Devx mkey on success, a negative value otherwise and rte_errno 203 * is set. 204 */ 205 struct mlx5_devx_obj * 206 mlx5_devx_cmd_mkey_create(void *ctx, 207 struct mlx5_devx_mkey_attr *attr) 208 { 209 struct mlx5_klm *klm_array = attr->klm_array; 210 int klm_num = attr->klm_num; 211 int in_size_dw = MLX5_ST_SZ_DW(create_mkey_in) + 212 (klm_num ? RTE_ALIGN(klm_num, 4) : 0) * MLX5_ST_SZ_DW(klm); 213 uint32_t in[in_size_dw]; 214 uint32_t out[MLX5_ST_SZ_DW(create_mkey_out)] = {0}; 215 void *mkc; 216 struct mlx5_devx_obj *mkey = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*mkey), 217 0, SOCKET_ID_ANY); 218 size_t pgsize; 219 uint32_t translation_size; 220 221 if (!mkey) { 222 rte_errno = ENOMEM; 223 return NULL; 224 } 225 memset(in, 0, in_size_dw * 4); 226 pgsize = rte_mem_page_size(); 227 if (pgsize == (size_t)-1) { 228 mlx5_free(mkey); 229 DRV_LOG(ERR, "Failed to get page size"); 230 rte_errno = ENOMEM; 231 return NULL; 232 } 233 MLX5_SET(create_mkey_in, in, opcode, MLX5_CMD_OP_CREATE_MKEY); 234 mkc = MLX5_ADDR_OF(create_mkey_in, in, memory_key_mkey_entry); 235 if (klm_num > 0) { 236 int i; 237 uint8_t *klm = (uint8_t *)MLX5_ADDR_OF(create_mkey_in, in, 238 klm_pas_mtt); 239 translation_size = RTE_ALIGN(klm_num, 4); 240 for (i = 0; i < klm_num; i++) { 241 MLX5_SET(klm, klm, byte_count, klm_array[i].byte_count); 242 MLX5_SET(klm, klm, mkey, klm_array[i].mkey); 243 MLX5_SET64(klm, klm, address, klm_array[i].address); 244 klm += MLX5_ST_SZ_BYTES(klm); 245 } 246 for (; i < (int)translation_size; i++) { 247 MLX5_SET(klm, klm, mkey, 0x0); 248 MLX5_SET64(klm, klm, address, 0x0); 249 klm += MLX5_ST_SZ_BYTES(klm); 250 } 251 MLX5_SET(mkc, mkc, access_mode_1_0, attr->log_entity_size ? 252 MLX5_MKC_ACCESS_MODE_KLM_FBS : 253 MLX5_MKC_ACCESS_MODE_KLM); 254 MLX5_SET(mkc, mkc, log_page_size, attr->log_entity_size); 255 } else { 256 translation_size = (RTE_ALIGN(attr->size, pgsize) * 8) / 16; 257 MLX5_SET(mkc, mkc, access_mode_1_0, MLX5_MKC_ACCESS_MODE_MTT); 258 MLX5_SET(mkc, mkc, log_page_size, rte_log2_u32(pgsize)); 259 } 260 MLX5_SET(create_mkey_in, in, translations_octword_actual_size, 261 translation_size); 262 MLX5_SET(create_mkey_in, in, mkey_umem_id, attr->umem_id); 263 MLX5_SET(create_mkey_in, in, pg_access, attr->pg_access); 264 MLX5_SET(mkc, mkc, lw, 0x1); 265 MLX5_SET(mkc, mkc, lr, 0x1); 266 MLX5_SET(mkc, mkc, qpn, 0xffffff); 267 MLX5_SET(mkc, mkc, pd, attr->pd); 268 MLX5_SET(mkc, mkc, mkey_7_0, attr->umem_id & 0xFF); 269 MLX5_SET(mkc, mkc, umr_en, attr->umr_en); 270 MLX5_SET(mkc, mkc, translations_octword_size, translation_size); 271 MLX5_SET(mkc, mkc, relaxed_ordering_write, 272 attr->relaxed_ordering_write); 273 MLX5_SET(mkc, mkc, relaxed_ordering_read, attr->relaxed_ordering_read); 274 MLX5_SET64(mkc, mkc, start_addr, attr->addr); 275 MLX5_SET64(mkc, mkc, len, attr->size); 276 mkey->obj = mlx5_glue->devx_obj_create(ctx, in, in_size_dw * 4, out, 277 sizeof(out)); 278 if (!mkey->obj) { 279 DRV_LOG(ERR, "Can't create %sdirect mkey - error %d", 280 klm_num ? "an in" : "a ", errno); 281 rte_errno = errno; 282 mlx5_free(mkey); 283 return NULL; 284 } 285 mkey->id = MLX5_GET(create_mkey_out, out, mkey_index); 286 mkey->id = (mkey->id << 8) | (attr->umem_id & 0xFF); 287 return mkey; 288 } 289 290 /** 291 * Get status of devx command response. 292 * Mainly used for asynchronous commands. 293 * 294 * @param[in] out 295 * The out response buffer. 296 * 297 * @return 298 * 0 on success, non-zero value otherwise. 299 */ 300 int 301 mlx5_devx_get_out_command_status(void *out) 302 { 303 int status; 304 305 if (!out) 306 return -EINVAL; 307 status = MLX5_GET(query_flow_counter_out, out, status); 308 if (status) { 309 int syndrome = MLX5_GET(query_flow_counter_out, out, syndrome); 310 311 DRV_LOG(ERR, "Bad DevX status %x, syndrome = %x", status, 312 syndrome); 313 } 314 return status; 315 } 316 317 /** 318 * Destroy any object allocated by a Devx API. 319 * 320 * @param[in] obj 321 * Pointer to a general object. 322 * 323 * @return 324 * 0 on success, a negative value otherwise. 325 */ 326 int 327 mlx5_devx_cmd_destroy(struct mlx5_devx_obj *obj) 328 { 329 int ret; 330 331 if (!obj) 332 return 0; 333 ret = mlx5_glue->devx_obj_destroy(obj->obj); 334 mlx5_free(obj); 335 return ret; 336 } 337 338 /** 339 * Query NIC vport context. 340 * Fills minimal inline attribute. 341 * 342 * @param[in] ctx 343 * ibv contexts returned from mlx5dv_open_device. 344 * @param[in] vport 345 * vport index 346 * @param[out] attr 347 * Attributes device values. 348 * 349 * @return 350 * 0 on success, a negative value otherwise. 351 */ 352 static int 353 mlx5_devx_cmd_query_nic_vport_context(void *ctx, 354 unsigned int vport, 355 struct mlx5_hca_attr *attr) 356 { 357 uint32_t in[MLX5_ST_SZ_DW(query_nic_vport_context_in)] = {0}; 358 uint32_t out[MLX5_ST_SZ_DW(query_nic_vport_context_out)] = {0}; 359 void *vctx; 360 int status, syndrome, rc; 361 362 /* Query NIC vport context to determine inline mode. */ 363 MLX5_SET(query_nic_vport_context_in, in, opcode, 364 MLX5_CMD_OP_QUERY_NIC_VPORT_CONTEXT); 365 MLX5_SET(query_nic_vport_context_in, in, vport_number, vport); 366 if (vport) 367 MLX5_SET(query_nic_vport_context_in, in, other_vport, 1); 368 rc = mlx5_glue->devx_general_cmd(ctx, 369 in, sizeof(in), 370 out, sizeof(out)); 371 if (rc) 372 goto error; 373 status = MLX5_GET(query_nic_vport_context_out, out, status); 374 syndrome = MLX5_GET(query_nic_vport_context_out, out, syndrome); 375 if (status) { 376 DRV_LOG(DEBUG, "Failed to query NIC vport context, " 377 "status %x, syndrome = %x", status, syndrome); 378 return -1; 379 } 380 vctx = MLX5_ADDR_OF(query_nic_vport_context_out, out, 381 nic_vport_context); 382 attr->vport_inline_mode = MLX5_GET(nic_vport_context, vctx, 383 min_wqe_inline_mode); 384 return 0; 385 error: 386 rc = (rc > 0) ? -rc : rc; 387 return rc; 388 } 389 390 /** 391 * Query NIC vDPA attributes. 392 * 393 * @param[in] ctx 394 * Context returned from mlx5 open_device() glue function. 395 * @param[out] vdpa_attr 396 * vDPA Attributes structure to fill. 397 */ 398 static void 399 mlx5_devx_cmd_query_hca_vdpa_attr(void *ctx, 400 struct mlx5_hca_vdpa_attr *vdpa_attr) 401 { 402 uint32_t in[MLX5_ST_SZ_DW(query_hca_cap_in)] = {0}; 403 uint32_t out[MLX5_ST_SZ_DW(query_hca_cap_out)] = {0}; 404 void *hcattr = MLX5_ADDR_OF(query_hca_cap_out, out, capability); 405 int status, syndrome, rc; 406 407 MLX5_SET(query_hca_cap_in, in, opcode, MLX5_CMD_OP_QUERY_HCA_CAP); 408 MLX5_SET(query_hca_cap_in, in, op_mod, 409 MLX5_GET_HCA_CAP_OP_MOD_VDPA_EMULATION | 410 MLX5_HCA_CAP_OPMOD_GET_CUR); 411 rc = mlx5_glue->devx_general_cmd(ctx, in, sizeof(in), out, sizeof(out)); 412 status = MLX5_GET(query_hca_cap_out, out, status); 413 syndrome = MLX5_GET(query_hca_cap_out, out, syndrome); 414 if (rc || status) { 415 RTE_LOG(DEBUG, PMD, "Failed to query devx VDPA capabilities," 416 " status %x, syndrome = %x", status, syndrome); 417 vdpa_attr->valid = 0; 418 } else { 419 vdpa_attr->valid = 1; 420 vdpa_attr->desc_tunnel_offload_type = 421 MLX5_GET(virtio_emulation_cap, hcattr, 422 desc_tunnel_offload_type); 423 vdpa_attr->eth_frame_offload_type = 424 MLX5_GET(virtio_emulation_cap, hcattr, 425 eth_frame_offload_type); 426 vdpa_attr->virtio_version_1_0 = 427 MLX5_GET(virtio_emulation_cap, hcattr, 428 virtio_version_1_0); 429 vdpa_attr->tso_ipv4 = MLX5_GET(virtio_emulation_cap, hcattr, 430 tso_ipv4); 431 vdpa_attr->tso_ipv6 = MLX5_GET(virtio_emulation_cap, hcattr, 432 tso_ipv6); 433 vdpa_attr->tx_csum = MLX5_GET(virtio_emulation_cap, hcattr, 434 tx_csum); 435 vdpa_attr->rx_csum = MLX5_GET(virtio_emulation_cap, hcattr, 436 rx_csum); 437 vdpa_attr->event_mode = MLX5_GET(virtio_emulation_cap, hcattr, 438 event_mode); 439 vdpa_attr->virtio_queue_type = 440 MLX5_GET(virtio_emulation_cap, hcattr, 441 virtio_queue_type); 442 vdpa_attr->log_doorbell_stride = 443 MLX5_GET(virtio_emulation_cap, hcattr, 444 log_doorbell_stride); 445 vdpa_attr->log_doorbell_bar_size = 446 MLX5_GET(virtio_emulation_cap, hcattr, 447 log_doorbell_bar_size); 448 vdpa_attr->doorbell_bar_offset = 449 MLX5_GET64(virtio_emulation_cap, hcattr, 450 doorbell_bar_offset); 451 vdpa_attr->max_num_virtio_queues = 452 MLX5_GET(virtio_emulation_cap, hcattr, 453 max_num_virtio_queues); 454 vdpa_attr->umems[0].a = MLX5_GET(virtio_emulation_cap, hcattr, 455 umem_1_buffer_param_a); 456 vdpa_attr->umems[0].b = MLX5_GET(virtio_emulation_cap, hcattr, 457 umem_1_buffer_param_b); 458 vdpa_attr->umems[1].a = MLX5_GET(virtio_emulation_cap, hcattr, 459 umem_2_buffer_param_a); 460 vdpa_attr->umems[1].b = MLX5_GET(virtio_emulation_cap, hcattr, 461 umem_2_buffer_param_b); 462 vdpa_attr->umems[2].a = MLX5_GET(virtio_emulation_cap, hcattr, 463 umem_3_buffer_param_a); 464 vdpa_attr->umems[2].b = MLX5_GET(virtio_emulation_cap, hcattr, 465 umem_3_buffer_param_b); 466 } 467 } 468 469 int 470 mlx5_devx_cmd_query_parse_samples(struct mlx5_devx_obj *flex_obj, 471 uint32_t ids[], uint32_t num) 472 { 473 uint32_t in[MLX5_ST_SZ_DW(general_obj_in_cmd_hdr)] = {0}; 474 uint32_t out[MLX5_ST_SZ_DW(create_flex_parser_out)] = {0}; 475 void *hdr = MLX5_ADDR_OF(create_flex_parser_out, in, hdr); 476 void *flex = MLX5_ADDR_OF(create_flex_parser_out, out, flex); 477 void *sample = MLX5_ADDR_OF(parse_graph_flex, flex, sample_table); 478 int ret; 479 uint32_t idx = 0; 480 uint32_t i; 481 482 if (num > MLX5_GRAPH_NODE_SAMPLE_NUM) { 483 rte_errno = EINVAL; 484 DRV_LOG(ERR, "Too many sample IDs to be fetched."); 485 return -rte_errno; 486 } 487 MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode, 488 MLX5_CMD_OP_QUERY_GENERAL_OBJECT); 489 MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type, 490 MLX5_GENERAL_OBJ_TYPE_FLEX_PARSE_GRAPH); 491 MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_id, flex_obj->id); 492 ret = mlx5_glue->devx_obj_query(flex_obj->obj, in, sizeof(in), 493 out, sizeof(out)); 494 if (ret) { 495 rte_errno = ret; 496 DRV_LOG(ERR, "Failed to query sample IDs with object %p.", 497 (void *)flex_obj); 498 return -rte_errno; 499 } 500 for (i = 0; i < MLX5_GRAPH_NODE_SAMPLE_NUM; i++) { 501 void *s_off = (void *)((char *)sample + i * 502 MLX5_ST_SZ_BYTES(parse_graph_flow_match_sample)); 503 uint32_t en; 504 505 en = MLX5_GET(parse_graph_flow_match_sample, s_off, 506 flow_match_sample_en); 507 if (!en) 508 continue; 509 ids[idx++] = MLX5_GET(parse_graph_flow_match_sample, s_off, 510 flow_match_sample_field_id); 511 } 512 if (num != idx) { 513 rte_errno = EINVAL; 514 DRV_LOG(ERR, "Number of sample IDs are not as expected."); 515 return -rte_errno; 516 } 517 return ret; 518 } 519 520 521 struct mlx5_devx_obj * 522 mlx5_devx_cmd_create_flex_parser(void *ctx, 523 struct mlx5_devx_graph_node_attr *data) 524 { 525 uint32_t in[MLX5_ST_SZ_DW(create_flex_parser_in)] = {0}; 526 uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0}; 527 void *hdr = MLX5_ADDR_OF(create_flex_parser_in, in, hdr); 528 void *flex = MLX5_ADDR_OF(create_flex_parser_in, in, flex); 529 void *sample = MLX5_ADDR_OF(parse_graph_flex, flex, sample_table); 530 void *in_arc = MLX5_ADDR_OF(parse_graph_flex, flex, input_arc); 531 void *out_arc = MLX5_ADDR_OF(parse_graph_flex, flex, output_arc); 532 struct mlx5_devx_obj *parse_flex_obj = mlx5_malloc 533 (MLX5_MEM_ZERO, sizeof(*parse_flex_obj), 0, SOCKET_ID_ANY); 534 uint32_t i; 535 536 if (!parse_flex_obj) { 537 DRV_LOG(ERR, "Failed to allocate flex parser data."); 538 rte_errno = ENOMEM; 539 return NULL; 540 } 541 MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode, 542 MLX5_CMD_OP_CREATE_GENERAL_OBJECT); 543 MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type, 544 MLX5_GENERAL_OBJ_TYPE_FLEX_PARSE_GRAPH); 545 MLX5_SET(parse_graph_flex, flex, header_length_mode, 546 data->header_length_mode); 547 MLX5_SET(parse_graph_flex, flex, header_length_base_value, 548 data->header_length_base_value); 549 MLX5_SET(parse_graph_flex, flex, header_length_field_offset, 550 data->header_length_field_offset); 551 MLX5_SET(parse_graph_flex, flex, header_length_field_shift, 552 data->header_length_field_shift); 553 MLX5_SET(parse_graph_flex, flex, header_length_field_mask, 554 data->header_length_field_mask); 555 for (i = 0; i < MLX5_GRAPH_NODE_SAMPLE_NUM; i++) { 556 struct mlx5_devx_match_sample_attr *s = &data->sample[i]; 557 void *s_off = (void *)((char *)sample + i * 558 MLX5_ST_SZ_BYTES(parse_graph_flow_match_sample)); 559 560 if (!s->flow_match_sample_en) 561 continue; 562 MLX5_SET(parse_graph_flow_match_sample, s_off, 563 flow_match_sample_en, !!s->flow_match_sample_en); 564 MLX5_SET(parse_graph_flow_match_sample, s_off, 565 flow_match_sample_field_offset, 566 s->flow_match_sample_field_offset); 567 MLX5_SET(parse_graph_flow_match_sample, s_off, 568 flow_match_sample_offset_mode, 569 s->flow_match_sample_offset_mode); 570 MLX5_SET(parse_graph_flow_match_sample, s_off, 571 flow_match_sample_field_offset_mask, 572 s->flow_match_sample_field_offset_mask); 573 MLX5_SET(parse_graph_flow_match_sample, s_off, 574 flow_match_sample_field_offset_shift, 575 s->flow_match_sample_field_offset_shift); 576 MLX5_SET(parse_graph_flow_match_sample, s_off, 577 flow_match_sample_field_base_offset, 578 s->flow_match_sample_field_base_offset); 579 MLX5_SET(parse_graph_flow_match_sample, s_off, 580 flow_match_sample_tunnel_mode, 581 s->flow_match_sample_tunnel_mode); 582 } 583 for (i = 0; i < MLX5_GRAPH_NODE_ARC_NUM; i++) { 584 struct mlx5_devx_graph_arc_attr *ia = &data->in[i]; 585 struct mlx5_devx_graph_arc_attr *oa = &data->out[i]; 586 void *in_off = (void *)((char *)in_arc + i * 587 MLX5_ST_SZ_BYTES(parse_graph_arc)); 588 void *out_off = (void *)((char *)out_arc + i * 589 MLX5_ST_SZ_BYTES(parse_graph_arc)); 590 591 if (ia->arc_parse_graph_node != 0) { 592 MLX5_SET(parse_graph_arc, in_off, 593 compare_condition_value, 594 ia->compare_condition_value); 595 MLX5_SET(parse_graph_arc, in_off, start_inner_tunnel, 596 ia->start_inner_tunnel); 597 MLX5_SET(parse_graph_arc, in_off, arc_parse_graph_node, 598 ia->arc_parse_graph_node); 599 MLX5_SET(parse_graph_arc, in_off, 600 parse_graph_node_handle, 601 ia->parse_graph_node_handle); 602 } 603 if (oa->arc_parse_graph_node != 0) { 604 MLX5_SET(parse_graph_arc, out_off, 605 compare_condition_value, 606 oa->compare_condition_value); 607 MLX5_SET(parse_graph_arc, out_off, start_inner_tunnel, 608 oa->start_inner_tunnel); 609 MLX5_SET(parse_graph_arc, out_off, arc_parse_graph_node, 610 oa->arc_parse_graph_node); 611 MLX5_SET(parse_graph_arc, out_off, 612 parse_graph_node_handle, 613 oa->parse_graph_node_handle); 614 } 615 } 616 parse_flex_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), 617 out, sizeof(out)); 618 if (!parse_flex_obj->obj) { 619 rte_errno = errno; 620 DRV_LOG(ERR, "Failed to create FLEX PARSE GRAPH object " 621 "by using DevX."); 622 mlx5_free(parse_flex_obj); 623 return NULL; 624 } 625 parse_flex_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id); 626 return parse_flex_obj; 627 } 628 629 /** 630 * Query HCA attributes. 631 * Using those attributes we can check on run time if the device 632 * is having the required capabilities. 633 * 634 * @param[in] ctx 635 * Context returned from mlx5 open_device() glue function. 636 * @param[out] attr 637 * Attributes device values. 638 * 639 * @return 640 * 0 on success, a negative value otherwise. 641 */ 642 int 643 mlx5_devx_cmd_query_hca_attr(void *ctx, 644 struct mlx5_hca_attr *attr) 645 { 646 uint32_t in[MLX5_ST_SZ_DW(query_hca_cap_in)] = {0}; 647 uint32_t out[MLX5_ST_SZ_DW(query_hca_cap_out)] = {0}; 648 void *hcattr; 649 int status, syndrome, rc, i; 650 651 MLX5_SET(query_hca_cap_in, in, opcode, MLX5_CMD_OP_QUERY_HCA_CAP); 652 MLX5_SET(query_hca_cap_in, in, op_mod, 653 MLX5_GET_HCA_CAP_OP_MOD_GENERAL_DEVICE | 654 MLX5_HCA_CAP_OPMOD_GET_CUR); 655 656 rc = mlx5_glue->devx_general_cmd(ctx, 657 in, sizeof(in), out, sizeof(out)); 658 if (rc) 659 goto error; 660 status = MLX5_GET(query_hca_cap_out, out, status); 661 syndrome = MLX5_GET(query_hca_cap_out, out, syndrome); 662 if (status) { 663 DRV_LOG(DEBUG, "Failed to query devx HCA capabilities, " 664 "status %x, syndrome = %x", status, syndrome); 665 return -1; 666 } 667 hcattr = MLX5_ADDR_OF(query_hca_cap_out, out, capability); 668 attr->flow_counter_bulk_alloc_bitmap = 669 MLX5_GET(cmd_hca_cap, hcattr, flow_counter_bulk_alloc); 670 attr->flow_counters_dump = MLX5_GET(cmd_hca_cap, hcattr, 671 flow_counters_dump); 672 attr->log_max_rqt_size = MLX5_GET(cmd_hca_cap, hcattr, 673 log_max_rqt_size); 674 attr->eswitch_manager = MLX5_GET(cmd_hca_cap, hcattr, eswitch_manager); 675 attr->hairpin = MLX5_GET(cmd_hca_cap, hcattr, hairpin); 676 attr->log_max_hairpin_queues = MLX5_GET(cmd_hca_cap, hcattr, 677 log_max_hairpin_queues); 678 attr->log_max_hairpin_wq_data_sz = MLX5_GET(cmd_hca_cap, hcattr, 679 log_max_hairpin_wq_data_sz); 680 attr->log_max_hairpin_num_packets = MLX5_GET 681 (cmd_hca_cap, hcattr, log_min_hairpin_wq_data_sz); 682 attr->vhca_id = MLX5_GET(cmd_hca_cap, hcattr, vhca_id); 683 attr->relaxed_ordering_write = MLX5_GET(cmd_hca_cap, hcattr, 684 relaxed_ordering_write); 685 attr->relaxed_ordering_read = MLX5_GET(cmd_hca_cap, hcattr, 686 relaxed_ordering_read); 687 attr->access_register_user = MLX5_GET(cmd_hca_cap, hcattr, 688 access_register_user); 689 attr->eth_net_offloads = MLX5_GET(cmd_hca_cap, hcattr, 690 eth_net_offloads); 691 attr->eth_virt = MLX5_GET(cmd_hca_cap, hcattr, eth_virt); 692 attr->flex_parser_protocols = MLX5_GET(cmd_hca_cap, hcattr, 693 flex_parser_protocols); 694 attr->max_geneve_tlv_options = MLX5_GET(cmd_hca_cap, hcattr, 695 max_geneve_tlv_options); 696 attr->max_geneve_tlv_option_data_len = MLX5_GET(cmd_hca_cap, hcattr, 697 max_geneve_tlv_option_data_len); 698 attr->qos.sup = MLX5_GET(cmd_hca_cap, hcattr, qos); 699 attr->vdpa.valid = !!(MLX5_GET64(cmd_hca_cap, hcattr, 700 general_obj_types) & 701 MLX5_GENERAL_OBJ_TYPES_CAP_VIRTQ_NET_Q); 702 attr->vdpa.queue_counters_valid = !!(MLX5_GET64(cmd_hca_cap, hcattr, 703 general_obj_types) & 704 MLX5_GENERAL_OBJ_TYPES_CAP_VIRTIO_Q_COUNTERS); 705 attr->parse_graph_flex_node = !!(MLX5_GET64(cmd_hca_cap, hcattr, 706 general_obj_types) & 707 MLX5_GENERAL_OBJ_TYPES_CAP_PARSE_GRAPH_FLEX_NODE); 708 attr->wqe_index_ignore = MLX5_GET(cmd_hca_cap, hcattr, 709 wqe_index_ignore_cap); 710 attr->cross_channel = MLX5_GET(cmd_hca_cap, hcattr, cd); 711 attr->non_wire_sq = MLX5_GET(cmd_hca_cap, hcattr, non_wire_sq); 712 attr->log_max_static_sq_wq = MLX5_GET(cmd_hca_cap, hcattr, 713 log_max_static_sq_wq); 714 attr->num_lag_ports = MLX5_GET(cmd_hca_cap, hcattr, num_lag_ports); 715 attr->dev_freq_khz = MLX5_GET(cmd_hca_cap, hcattr, 716 device_frequency_khz); 717 attr->scatter_fcs_w_decap_disable = 718 MLX5_GET(cmd_hca_cap, hcattr, scatter_fcs_w_decap_disable); 719 attr->roce = MLX5_GET(cmd_hca_cap, hcattr, roce); 720 attr->rq_ts_format = MLX5_GET(cmd_hca_cap, hcattr, rq_ts_format); 721 attr->sq_ts_format = MLX5_GET(cmd_hca_cap, hcattr, sq_ts_format); 722 attr->regex = MLX5_GET(cmd_hca_cap, hcattr, regexp); 723 attr->regexp_num_of_engines = MLX5_GET(cmd_hca_cap, hcattr, 724 regexp_num_of_engines); 725 attr->flow_hit_aso = !!(MLX5_GET64(cmd_hca_cap, hcattr, 726 general_obj_types) & 727 MLX5_GENERAL_OBJ_TYPES_CAP_FLOW_HIT_ASO); 728 attr->geneve_tlv_opt = !!(MLX5_GET64(cmd_hca_cap, hcattr, 729 general_obj_types) & 730 MLX5_GENERAL_OBJ_TYPES_CAP_GENEVE_TLV_OPT); 731 attr->log_max_cq = MLX5_GET(cmd_hca_cap, hcattr, log_max_cq); 732 attr->log_max_qp = MLX5_GET(cmd_hca_cap, hcattr, log_max_qp); 733 attr->log_max_cq_sz = MLX5_GET(cmd_hca_cap, hcattr, log_max_cq_sz); 734 attr->log_max_qp_sz = MLX5_GET(cmd_hca_cap, hcattr, log_max_qp_sz); 735 attr->log_max_mrw_sz = MLX5_GET(cmd_hca_cap, hcattr, log_max_mrw_sz); 736 attr->log_max_pd = MLX5_GET(cmd_hca_cap, hcattr, log_max_pd); 737 attr->log_max_srq = MLX5_GET(cmd_hca_cap, hcattr, log_max_srq); 738 attr->log_max_srq_sz = MLX5_GET(cmd_hca_cap, hcattr, log_max_srq_sz); 739 attr->reg_c_preserve = 740 MLX5_GET(cmd_hca_cap, hcattr, reg_c_preserve); 741 attr->mmo_dma_en = MLX5_GET(cmd_hca_cap, hcattr, dma_mmo); 742 attr->mmo_compress_en = MLX5_GET(cmd_hca_cap, hcattr, compress); 743 attr->mmo_decompress_en = MLX5_GET(cmd_hca_cap, hcattr, decompress); 744 attr->compress_min_block_size = MLX5_GET(cmd_hca_cap, hcattr, 745 compress_min_block_size); 746 attr->log_max_mmo_dma = MLX5_GET(cmd_hca_cap, hcattr, log_dma_mmo_size); 747 attr->log_max_mmo_compress = MLX5_GET(cmd_hca_cap, hcattr, 748 log_compress_mmo_size); 749 attr->log_max_mmo_decompress = MLX5_GET(cmd_hca_cap, hcattr, 750 log_decompress_mmo_size); 751 attr->cqe_compression = MLX5_GET(cmd_hca_cap, hcattr, cqe_compression); 752 attr->mini_cqe_resp_flow_tag = MLX5_GET(cmd_hca_cap, hcattr, 753 mini_cqe_resp_flow_tag); 754 attr->mini_cqe_resp_l3_l4_tag = MLX5_GET(cmd_hca_cap, hcattr, 755 mini_cqe_resp_l3_l4_tag); 756 attr->umr_indirect_mkey_disabled = 757 MLX5_GET(cmd_hca_cap, hcattr, umr_indirect_mkey_disabled); 758 attr->umr_modify_entity_size_disabled = 759 MLX5_GET(cmd_hca_cap, hcattr, umr_modify_entity_size_disabled); 760 if (attr->qos.sup) { 761 MLX5_SET(query_hca_cap_in, in, op_mod, 762 MLX5_GET_HCA_CAP_OP_MOD_QOS_CAP | 763 MLX5_HCA_CAP_OPMOD_GET_CUR); 764 rc = mlx5_glue->devx_general_cmd(ctx, in, sizeof(in), 765 out, sizeof(out)); 766 if (rc) 767 goto error; 768 if (status) { 769 DRV_LOG(DEBUG, "Failed to query devx QOS capabilities," 770 " status %x, syndrome = %x", status, syndrome); 771 return -1; 772 } 773 hcattr = MLX5_ADDR_OF(query_hca_cap_out, out, capability); 774 attr->qos.flow_meter_old = 775 MLX5_GET(qos_cap, hcattr, flow_meter_old); 776 attr->qos.log_max_flow_meter = 777 MLX5_GET(qos_cap, hcattr, log_max_flow_meter); 778 attr->qos.flow_meter_reg_c_ids = 779 MLX5_GET(qos_cap, hcattr, flow_meter_reg_id); 780 attr->qos.flow_meter = 781 MLX5_GET(qos_cap, hcattr, flow_meter); 782 attr->qos.packet_pacing = 783 MLX5_GET(qos_cap, hcattr, packet_pacing); 784 attr->qos.wqe_rate_pp = 785 MLX5_GET(qos_cap, hcattr, wqe_rate_pp); 786 } 787 if (attr->vdpa.valid) 788 mlx5_devx_cmd_query_hca_vdpa_attr(ctx, &attr->vdpa); 789 if (!attr->eth_net_offloads) 790 return 0; 791 792 /* Query Flow Sampler Capability From FLow Table Properties Layout. */ 793 memset(in, 0, sizeof(in)); 794 memset(out, 0, sizeof(out)); 795 MLX5_SET(query_hca_cap_in, in, opcode, MLX5_CMD_OP_QUERY_HCA_CAP); 796 MLX5_SET(query_hca_cap_in, in, op_mod, 797 MLX5_GET_HCA_CAP_OP_MOD_NIC_FLOW_TABLE | 798 MLX5_HCA_CAP_OPMOD_GET_CUR); 799 800 rc = mlx5_glue->devx_general_cmd(ctx, in, sizeof(in), out, sizeof(out)); 801 if (rc) 802 goto error; 803 status = MLX5_GET(query_hca_cap_out, out, status); 804 syndrome = MLX5_GET(query_hca_cap_out, out, syndrome); 805 if (status) { 806 DRV_LOG(DEBUG, "Failed to query devx HCA capabilities, " 807 "status %x, syndrome = %x", status, syndrome); 808 attr->log_max_ft_sampler_num = 0; 809 return -1; 810 } 811 hcattr = MLX5_ADDR_OF(query_hca_cap_out, out, capability); 812 attr->log_max_ft_sampler_num = 813 MLX5_GET(flow_table_nic_cap, 814 hcattr, flow_table_properties.log_max_ft_sampler_num); 815 816 /* Query HCA offloads for Ethernet protocol. */ 817 memset(in, 0, sizeof(in)); 818 memset(out, 0, sizeof(out)); 819 MLX5_SET(query_hca_cap_in, in, opcode, MLX5_CMD_OP_QUERY_HCA_CAP); 820 MLX5_SET(query_hca_cap_in, in, op_mod, 821 MLX5_GET_HCA_CAP_OP_MOD_ETHERNET_OFFLOAD_CAPS | 822 MLX5_HCA_CAP_OPMOD_GET_CUR); 823 824 rc = mlx5_glue->devx_general_cmd(ctx, in, sizeof(in), out, sizeof(out)); 825 if (rc) { 826 attr->eth_net_offloads = 0; 827 goto error; 828 } 829 status = MLX5_GET(query_hca_cap_out, out, status); 830 syndrome = MLX5_GET(query_hca_cap_out, out, syndrome); 831 if (status) { 832 DRV_LOG(DEBUG, "Failed to query devx HCA capabilities, " 833 "status %x, syndrome = %x", status, syndrome); 834 attr->eth_net_offloads = 0; 835 return -1; 836 } 837 hcattr = MLX5_ADDR_OF(query_hca_cap_out, out, capability); 838 attr->wqe_vlan_insert = MLX5_GET(per_protocol_networking_offload_caps, 839 hcattr, wqe_vlan_insert); 840 attr->lro_cap = MLX5_GET(per_protocol_networking_offload_caps, hcattr, 841 lro_cap); 842 attr->tunnel_lro_gre = MLX5_GET(per_protocol_networking_offload_caps, 843 hcattr, tunnel_lro_gre); 844 attr->tunnel_lro_vxlan = MLX5_GET(per_protocol_networking_offload_caps, 845 hcattr, tunnel_lro_vxlan); 846 attr->lro_max_msg_sz_mode = MLX5_GET 847 (per_protocol_networking_offload_caps, 848 hcattr, lro_max_msg_sz_mode); 849 for (i = 0 ; i < MLX5_LRO_NUM_SUPP_PERIODS ; i++) { 850 attr->lro_timer_supported_periods[i] = 851 MLX5_GET(per_protocol_networking_offload_caps, hcattr, 852 lro_timer_supported_periods[i]); 853 } 854 attr->lro_min_mss_size = MLX5_GET(per_protocol_networking_offload_caps, 855 hcattr, lro_min_mss_size); 856 attr->tunnel_stateless_geneve_rx = 857 MLX5_GET(per_protocol_networking_offload_caps, 858 hcattr, tunnel_stateless_geneve_rx); 859 attr->geneve_max_opt_len = 860 MLX5_GET(per_protocol_networking_offload_caps, 861 hcattr, max_geneve_opt_len); 862 attr->wqe_inline_mode = MLX5_GET(per_protocol_networking_offload_caps, 863 hcattr, wqe_inline_mode); 864 attr->tunnel_stateless_gtp = MLX5_GET 865 (per_protocol_networking_offload_caps, 866 hcattr, tunnel_stateless_gtp); 867 attr->rss_ind_tbl_cap = MLX5_GET 868 (per_protocol_networking_offload_caps, 869 hcattr, rss_ind_tbl_cap); 870 /* Query HCA attribute for ROCE. */ 871 if (attr->roce) { 872 memset(in, 0, sizeof(in)); 873 memset(out, 0, sizeof(out)); 874 MLX5_SET(query_hca_cap_in, in, opcode, 875 MLX5_CMD_OP_QUERY_HCA_CAP); 876 MLX5_SET(query_hca_cap_in, in, op_mod, 877 MLX5_GET_HCA_CAP_OP_MOD_ROCE | 878 MLX5_HCA_CAP_OPMOD_GET_CUR); 879 rc = mlx5_glue->devx_general_cmd(ctx, in, sizeof(in), 880 out, sizeof(out)); 881 if (rc) 882 goto error; 883 status = MLX5_GET(query_hca_cap_out, out, status); 884 syndrome = MLX5_GET(query_hca_cap_out, out, syndrome); 885 if (status) { 886 DRV_LOG(DEBUG, 887 "Failed to query devx HCA ROCE capabilities, " 888 "status %x, syndrome = %x", status, syndrome); 889 return -1; 890 } 891 hcattr = MLX5_ADDR_OF(query_hca_cap_out, out, capability); 892 attr->qp_ts_format = MLX5_GET(roce_caps, hcattr, qp_ts_format); 893 } 894 if (attr->eth_virt && 895 attr->wqe_inline_mode == MLX5_CAP_INLINE_MODE_VPORT_CONTEXT) { 896 rc = mlx5_devx_cmd_query_nic_vport_context(ctx, 0, attr); 897 if (rc) { 898 attr->eth_virt = 0; 899 goto error; 900 } 901 } 902 return 0; 903 error: 904 rc = (rc > 0) ? -rc : rc; 905 return rc; 906 } 907 908 /** 909 * Query TIS transport domain from QP verbs object using DevX API. 910 * 911 * @param[in] qp 912 * Pointer to verbs QP returned by ibv_create_qp . 913 * @param[in] tis_num 914 * TIS number of TIS to query. 915 * @param[out] tis_td 916 * Pointer to TIS transport domain variable, to be set by the routine. 917 * 918 * @return 919 * 0 on success, a negative value otherwise. 920 */ 921 int 922 mlx5_devx_cmd_qp_query_tis_td(void *qp, uint32_t tis_num, 923 uint32_t *tis_td) 924 { 925 #ifdef HAVE_IBV_FLOW_DV_SUPPORT 926 uint32_t in[MLX5_ST_SZ_DW(query_tis_in)] = {0}; 927 uint32_t out[MLX5_ST_SZ_DW(query_tis_out)] = {0}; 928 int rc; 929 void *tis_ctx; 930 931 MLX5_SET(query_tis_in, in, opcode, MLX5_CMD_OP_QUERY_TIS); 932 MLX5_SET(query_tis_in, in, tisn, tis_num); 933 rc = mlx5_glue->devx_qp_query(qp, in, sizeof(in), out, sizeof(out)); 934 if (rc) { 935 DRV_LOG(ERR, "Failed to query QP using DevX"); 936 return -rc; 937 }; 938 tis_ctx = MLX5_ADDR_OF(query_tis_out, out, tis_context); 939 *tis_td = MLX5_GET(tisc, tis_ctx, transport_domain); 940 return 0; 941 #else 942 (void)qp; 943 (void)tis_num; 944 (void)tis_td; 945 return -ENOTSUP; 946 #endif 947 } 948 949 /** 950 * Fill WQ data for DevX API command. 951 * Utility function for use when creating DevX objects containing a WQ. 952 * 953 * @param[in] wq_ctx 954 * Pointer to WQ context to fill with data. 955 * @param [in] wq_attr 956 * Pointer to WQ attributes structure to fill in WQ context. 957 */ 958 static void 959 devx_cmd_fill_wq_data(void *wq_ctx, struct mlx5_devx_wq_attr *wq_attr) 960 { 961 MLX5_SET(wq, wq_ctx, wq_type, wq_attr->wq_type); 962 MLX5_SET(wq, wq_ctx, wq_signature, wq_attr->wq_signature); 963 MLX5_SET(wq, wq_ctx, end_padding_mode, wq_attr->end_padding_mode); 964 MLX5_SET(wq, wq_ctx, cd_slave, wq_attr->cd_slave); 965 MLX5_SET(wq, wq_ctx, hds_skip_first_sge, wq_attr->hds_skip_first_sge); 966 MLX5_SET(wq, wq_ctx, log2_hds_buf_size, wq_attr->log2_hds_buf_size); 967 MLX5_SET(wq, wq_ctx, page_offset, wq_attr->page_offset); 968 MLX5_SET(wq, wq_ctx, lwm, wq_attr->lwm); 969 MLX5_SET(wq, wq_ctx, pd, wq_attr->pd); 970 MLX5_SET(wq, wq_ctx, uar_page, wq_attr->uar_page); 971 MLX5_SET64(wq, wq_ctx, dbr_addr, wq_attr->dbr_addr); 972 MLX5_SET(wq, wq_ctx, hw_counter, wq_attr->hw_counter); 973 MLX5_SET(wq, wq_ctx, sw_counter, wq_attr->sw_counter); 974 MLX5_SET(wq, wq_ctx, log_wq_stride, wq_attr->log_wq_stride); 975 if (wq_attr->log_wq_pg_sz > MLX5_ADAPTER_PAGE_SHIFT) 976 MLX5_SET(wq, wq_ctx, log_wq_pg_sz, 977 wq_attr->log_wq_pg_sz - MLX5_ADAPTER_PAGE_SHIFT); 978 MLX5_SET(wq, wq_ctx, log_wq_sz, wq_attr->log_wq_sz); 979 MLX5_SET(wq, wq_ctx, dbr_umem_valid, wq_attr->dbr_umem_valid); 980 MLX5_SET(wq, wq_ctx, wq_umem_valid, wq_attr->wq_umem_valid); 981 MLX5_SET(wq, wq_ctx, log_hairpin_num_packets, 982 wq_attr->log_hairpin_num_packets); 983 MLX5_SET(wq, wq_ctx, log_hairpin_data_sz, wq_attr->log_hairpin_data_sz); 984 MLX5_SET(wq, wq_ctx, single_wqe_log_num_of_strides, 985 wq_attr->single_wqe_log_num_of_strides); 986 MLX5_SET(wq, wq_ctx, two_byte_shift_en, wq_attr->two_byte_shift_en); 987 MLX5_SET(wq, wq_ctx, single_stride_log_num_of_bytes, 988 wq_attr->single_stride_log_num_of_bytes); 989 MLX5_SET(wq, wq_ctx, dbr_umem_id, wq_attr->dbr_umem_id); 990 MLX5_SET(wq, wq_ctx, wq_umem_id, wq_attr->wq_umem_id); 991 MLX5_SET64(wq, wq_ctx, wq_umem_offset, wq_attr->wq_umem_offset); 992 } 993 994 /** 995 * Create RQ using DevX API. 996 * 997 * @param[in] ctx 998 * Context returned from mlx5 open_device() glue function. 999 * @param [in] rq_attr 1000 * Pointer to create RQ attributes structure. 1001 * @param [in] socket 1002 * CPU socket ID for allocations. 1003 * 1004 * @return 1005 * The DevX object created, NULL otherwise and rte_errno is set. 1006 */ 1007 struct mlx5_devx_obj * 1008 mlx5_devx_cmd_create_rq(void *ctx, 1009 struct mlx5_devx_create_rq_attr *rq_attr, 1010 int socket) 1011 { 1012 uint32_t in[MLX5_ST_SZ_DW(create_rq_in)] = {0}; 1013 uint32_t out[MLX5_ST_SZ_DW(create_rq_out)] = {0}; 1014 void *rq_ctx, *wq_ctx; 1015 struct mlx5_devx_wq_attr *wq_attr; 1016 struct mlx5_devx_obj *rq = NULL; 1017 1018 rq = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*rq), 0, socket); 1019 if (!rq) { 1020 DRV_LOG(ERR, "Failed to allocate RQ data"); 1021 rte_errno = ENOMEM; 1022 return NULL; 1023 } 1024 MLX5_SET(create_rq_in, in, opcode, MLX5_CMD_OP_CREATE_RQ); 1025 rq_ctx = MLX5_ADDR_OF(create_rq_in, in, ctx); 1026 MLX5_SET(rqc, rq_ctx, rlky, rq_attr->rlky); 1027 MLX5_SET(rqc, rq_ctx, delay_drop_en, rq_attr->delay_drop_en); 1028 MLX5_SET(rqc, rq_ctx, scatter_fcs, rq_attr->scatter_fcs); 1029 MLX5_SET(rqc, rq_ctx, vsd, rq_attr->vsd); 1030 MLX5_SET(rqc, rq_ctx, mem_rq_type, rq_attr->mem_rq_type); 1031 MLX5_SET(rqc, rq_ctx, state, rq_attr->state); 1032 MLX5_SET(rqc, rq_ctx, flush_in_error_en, rq_attr->flush_in_error_en); 1033 MLX5_SET(rqc, rq_ctx, hairpin, rq_attr->hairpin); 1034 MLX5_SET(rqc, rq_ctx, user_index, rq_attr->user_index); 1035 MLX5_SET(rqc, rq_ctx, cqn, rq_attr->cqn); 1036 MLX5_SET(rqc, rq_ctx, counter_set_id, rq_attr->counter_set_id); 1037 MLX5_SET(rqc, rq_ctx, rmpn, rq_attr->rmpn); 1038 MLX5_SET(sqc, rq_ctx, ts_format, rq_attr->ts_format); 1039 wq_ctx = MLX5_ADDR_OF(rqc, rq_ctx, wq); 1040 wq_attr = &rq_attr->wq_attr; 1041 devx_cmd_fill_wq_data(wq_ctx, wq_attr); 1042 rq->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), 1043 out, sizeof(out)); 1044 if (!rq->obj) { 1045 DRV_LOG(ERR, "Failed to create RQ using DevX"); 1046 rte_errno = errno; 1047 mlx5_free(rq); 1048 return NULL; 1049 } 1050 rq->id = MLX5_GET(create_rq_out, out, rqn); 1051 return rq; 1052 } 1053 1054 /** 1055 * Modify RQ using DevX API. 1056 * 1057 * @param[in] rq 1058 * Pointer to RQ object structure. 1059 * @param [in] rq_attr 1060 * Pointer to modify RQ attributes structure. 1061 * 1062 * @return 1063 * 0 on success, a negative errno value otherwise and rte_errno is set. 1064 */ 1065 int 1066 mlx5_devx_cmd_modify_rq(struct mlx5_devx_obj *rq, 1067 struct mlx5_devx_modify_rq_attr *rq_attr) 1068 { 1069 uint32_t in[MLX5_ST_SZ_DW(modify_rq_in)] = {0}; 1070 uint32_t out[MLX5_ST_SZ_DW(modify_rq_out)] = {0}; 1071 void *rq_ctx, *wq_ctx; 1072 int ret; 1073 1074 MLX5_SET(modify_rq_in, in, opcode, MLX5_CMD_OP_MODIFY_RQ); 1075 MLX5_SET(modify_rq_in, in, rq_state, rq_attr->rq_state); 1076 MLX5_SET(modify_rq_in, in, rqn, rq->id); 1077 MLX5_SET64(modify_rq_in, in, modify_bitmask, rq_attr->modify_bitmask); 1078 rq_ctx = MLX5_ADDR_OF(modify_rq_in, in, ctx); 1079 MLX5_SET(rqc, rq_ctx, state, rq_attr->state); 1080 if (rq_attr->modify_bitmask & 1081 MLX5_MODIFY_RQ_IN_MODIFY_BITMASK_SCATTER_FCS) 1082 MLX5_SET(rqc, rq_ctx, scatter_fcs, rq_attr->scatter_fcs); 1083 if (rq_attr->modify_bitmask & MLX5_MODIFY_RQ_IN_MODIFY_BITMASK_VSD) 1084 MLX5_SET(rqc, rq_ctx, vsd, rq_attr->vsd); 1085 if (rq_attr->modify_bitmask & 1086 MLX5_MODIFY_RQ_IN_MODIFY_BITMASK_RQ_COUNTER_SET_ID) 1087 MLX5_SET(rqc, rq_ctx, counter_set_id, rq_attr->counter_set_id); 1088 MLX5_SET(rqc, rq_ctx, hairpin_peer_sq, rq_attr->hairpin_peer_sq); 1089 MLX5_SET(rqc, rq_ctx, hairpin_peer_vhca, rq_attr->hairpin_peer_vhca); 1090 if (rq_attr->modify_bitmask & MLX5_MODIFY_RQ_IN_MODIFY_BITMASK_WQ_LWM) { 1091 wq_ctx = MLX5_ADDR_OF(rqc, rq_ctx, wq); 1092 MLX5_SET(wq, wq_ctx, lwm, rq_attr->lwm); 1093 } 1094 ret = mlx5_glue->devx_obj_modify(rq->obj, in, sizeof(in), 1095 out, sizeof(out)); 1096 if (ret) { 1097 DRV_LOG(ERR, "Failed to modify RQ using DevX"); 1098 rte_errno = errno; 1099 return -errno; 1100 } 1101 return ret; 1102 } 1103 1104 /** 1105 * Create TIR using DevX API. 1106 * 1107 * @param[in] ctx 1108 * Context returned from mlx5 open_device() glue function. 1109 * @param [in] tir_attr 1110 * Pointer to TIR attributes structure. 1111 * 1112 * @return 1113 * The DevX object created, NULL otherwise and rte_errno is set. 1114 */ 1115 struct mlx5_devx_obj * 1116 mlx5_devx_cmd_create_tir(void *ctx, 1117 struct mlx5_devx_tir_attr *tir_attr) 1118 { 1119 uint32_t in[MLX5_ST_SZ_DW(create_tir_in)] = {0}; 1120 uint32_t out[MLX5_ST_SZ_DW(create_tir_out)] = {0}; 1121 void *tir_ctx, *outer, *inner, *rss_key; 1122 struct mlx5_devx_obj *tir = NULL; 1123 1124 tir = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*tir), 0, SOCKET_ID_ANY); 1125 if (!tir) { 1126 DRV_LOG(ERR, "Failed to allocate TIR data"); 1127 rte_errno = ENOMEM; 1128 return NULL; 1129 } 1130 MLX5_SET(create_tir_in, in, opcode, MLX5_CMD_OP_CREATE_TIR); 1131 tir_ctx = MLX5_ADDR_OF(create_tir_in, in, ctx); 1132 MLX5_SET(tirc, tir_ctx, disp_type, tir_attr->disp_type); 1133 MLX5_SET(tirc, tir_ctx, lro_timeout_period_usecs, 1134 tir_attr->lro_timeout_period_usecs); 1135 MLX5_SET(tirc, tir_ctx, lro_enable_mask, tir_attr->lro_enable_mask); 1136 MLX5_SET(tirc, tir_ctx, lro_max_msg_sz, tir_attr->lro_max_msg_sz); 1137 MLX5_SET(tirc, tir_ctx, inline_rqn, tir_attr->inline_rqn); 1138 MLX5_SET(tirc, tir_ctx, rx_hash_symmetric, tir_attr->rx_hash_symmetric); 1139 MLX5_SET(tirc, tir_ctx, tunneled_offload_en, 1140 tir_attr->tunneled_offload_en); 1141 MLX5_SET(tirc, tir_ctx, indirect_table, tir_attr->indirect_table); 1142 MLX5_SET(tirc, tir_ctx, rx_hash_fn, tir_attr->rx_hash_fn); 1143 MLX5_SET(tirc, tir_ctx, self_lb_block, tir_attr->self_lb_block); 1144 MLX5_SET(tirc, tir_ctx, transport_domain, tir_attr->transport_domain); 1145 rss_key = MLX5_ADDR_OF(tirc, tir_ctx, rx_hash_toeplitz_key); 1146 memcpy(rss_key, tir_attr->rx_hash_toeplitz_key, MLX5_RSS_HASH_KEY_LEN); 1147 outer = MLX5_ADDR_OF(tirc, tir_ctx, rx_hash_field_selector_outer); 1148 MLX5_SET(rx_hash_field_select, outer, l3_prot_type, 1149 tir_attr->rx_hash_field_selector_outer.l3_prot_type); 1150 MLX5_SET(rx_hash_field_select, outer, l4_prot_type, 1151 tir_attr->rx_hash_field_selector_outer.l4_prot_type); 1152 MLX5_SET(rx_hash_field_select, outer, selected_fields, 1153 tir_attr->rx_hash_field_selector_outer.selected_fields); 1154 inner = MLX5_ADDR_OF(tirc, tir_ctx, rx_hash_field_selector_inner); 1155 MLX5_SET(rx_hash_field_select, inner, l3_prot_type, 1156 tir_attr->rx_hash_field_selector_inner.l3_prot_type); 1157 MLX5_SET(rx_hash_field_select, inner, l4_prot_type, 1158 tir_attr->rx_hash_field_selector_inner.l4_prot_type); 1159 MLX5_SET(rx_hash_field_select, inner, selected_fields, 1160 tir_attr->rx_hash_field_selector_inner.selected_fields); 1161 tir->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), 1162 out, sizeof(out)); 1163 if (!tir->obj) { 1164 DRV_LOG(ERR, "Failed to create TIR using DevX"); 1165 rte_errno = errno; 1166 mlx5_free(tir); 1167 return NULL; 1168 } 1169 tir->id = MLX5_GET(create_tir_out, out, tirn); 1170 return tir; 1171 } 1172 1173 /** 1174 * Modify TIR using DevX API. 1175 * 1176 * @param[in] tir 1177 * Pointer to TIR DevX object structure. 1178 * @param [in] modify_tir_attr 1179 * Pointer to TIR modification attributes structure. 1180 * 1181 * @return 1182 * 0 on success, a negative errno value otherwise and rte_errno is set. 1183 */ 1184 int 1185 mlx5_devx_cmd_modify_tir(struct mlx5_devx_obj *tir, 1186 struct mlx5_devx_modify_tir_attr *modify_tir_attr) 1187 { 1188 struct mlx5_devx_tir_attr *tir_attr = &modify_tir_attr->tir; 1189 uint32_t in[MLX5_ST_SZ_DW(modify_tir_in)] = {0}; 1190 uint32_t out[MLX5_ST_SZ_DW(modify_tir_out)] = {0}; 1191 void *tir_ctx; 1192 int ret; 1193 1194 MLX5_SET(modify_tir_in, in, opcode, MLX5_CMD_OP_MODIFY_TIR); 1195 MLX5_SET(modify_tir_in, in, tirn, modify_tir_attr->tirn); 1196 MLX5_SET64(modify_tir_in, in, modify_bitmask, 1197 modify_tir_attr->modify_bitmask); 1198 tir_ctx = MLX5_ADDR_OF(modify_rq_in, in, ctx); 1199 if (modify_tir_attr->modify_bitmask & 1200 MLX5_MODIFY_TIR_IN_MODIFY_BITMASK_LRO) { 1201 MLX5_SET(tirc, tir_ctx, lro_timeout_period_usecs, 1202 tir_attr->lro_timeout_period_usecs); 1203 MLX5_SET(tirc, tir_ctx, lro_enable_mask, 1204 tir_attr->lro_enable_mask); 1205 MLX5_SET(tirc, tir_ctx, lro_max_msg_sz, 1206 tir_attr->lro_max_msg_sz); 1207 } 1208 if (modify_tir_attr->modify_bitmask & 1209 MLX5_MODIFY_TIR_IN_MODIFY_BITMASK_INDIRECT_TABLE) 1210 MLX5_SET(tirc, tir_ctx, indirect_table, 1211 tir_attr->indirect_table); 1212 if (modify_tir_attr->modify_bitmask & 1213 MLX5_MODIFY_TIR_IN_MODIFY_BITMASK_HASH) { 1214 int i; 1215 void *outer, *inner; 1216 1217 MLX5_SET(tirc, tir_ctx, rx_hash_symmetric, 1218 tir_attr->rx_hash_symmetric); 1219 MLX5_SET(tirc, tir_ctx, rx_hash_fn, tir_attr->rx_hash_fn); 1220 for (i = 0; i < 10; i++) { 1221 MLX5_SET(tirc, tir_ctx, rx_hash_toeplitz_key[i], 1222 tir_attr->rx_hash_toeplitz_key[i]); 1223 } 1224 outer = MLX5_ADDR_OF(tirc, tir_ctx, 1225 rx_hash_field_selector_outer); 1226 MLX5_SET(rx_hash_field_select, outer, l3_prot_type, 1227 tir_attr->rx_hash_field_selector_outer.l3_prot_type); 1228 MLX5_SET(rx_hash_field_select, outer, l4_prot_type, 1229 tir_attr->rx_hash_field_selector_outer.l4_prot_type); 1230 MLX5_SET 1231 (rx_hash_field_select, outer, selected_fields, 1232 tir_attr->rx_hash_field_selector_outer.selected_fields); 1233 inner = MLX5_ADDR_OF(tirc, tir_ctx, 1234 rx_hash_field_selector_inner); 1235 MLX5_SET(rx_hash_field_select, inner, l3_prot_type, 1236 tir_attr->rx_hash_field_selector_inner.l3_prot_type); 1237 MLX5_SET(rx_hash_field_select, inner, l4_prot_type, 1238 tir_attr->rx_hash_field_selector_inner.l4_prot_type); 1239 MLX5_SET 1240 (rx_hash_field_select, inner, selected_fields, 1241 tir_attr->rx_hash_field_selector_inner.selected_fields); 1242 } 1243 if (modify_tir_attr->modify_bitmask & 1244 MLX5_MODIFY_TIR_IN_MODIFY_BITMASK_SELF_LB_EN) { 1245 MLX5_SET(tirc, tir_ctx, self_lb_block, tir_attr->self_lb_block); 1246 } 1247 ret = mlx5_glue->devx_obj_modify(tir->obj, in, sizeof(in), 1248 out, sizeof(out)); 1249 if (ret) { 1250 DRV_LOG(ERR, "Failed to modify TIR using DevX"); 1251 rte_errno = errno; 1252 return -errno; 1253 } 1254 return ret; 1255 } 1256 1257 /** 1258 * Create RQT using DevX API. 1259 * 1260 * @param[in] ctx 1261 * Context returned from mlx5 open_device() glue function. 1262 * @param [in] rqt_attr 1263 * Pointer to RQT attributes structure. 1264 * 1265 * @return 1266 * The DevX object created, NULL otherwise and rte_errno is set. 1267 */ 1268 struct mlx5_devx_obj * 1269 mlx5_devx_cmd_create_rqt(void *ctx, 1270 struct mlx5_devx_rqt_attr *rqt_attr) 1271 { 1272 uint32_t *in = NULL; 1273 uint32_t inlen = MLX5_ST_SZ_BYTES(create_rqt_in) + 1274 rqt_attr->rqt_actual_size * sizeof(uint32_t); 1275 uint32_t out[MLX5_ST_SZ_DW(create_rqt_out)] = {0}; 1276 void *rqt_ctx; 1277 struct mlx5_devx_obj *rqt = NULL; 1278 int i; 1279 1280 in = mlx5_malloc(MLX5_MEM_ZERO, inlen, 0, SOCKET_ID_ANY); 1281 if (!in) { 1282 DRV_LOG(ERR, "Failed to allocate RQT IN data"); 1283 rte_errno = ENOMEM; 1284 return NULL; 1285 } 1286 rqt = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*rqt), 0, SOCKET_ID_ANY); 1287 if (!rqt) { 1288 DRV_LOG(ERR, "Failed to allocate RQT data"); 1289 rte_errno = ENOMEM; 1290 mlx5_free(in); 1291 return NULL; 1292 } 1293 MLX5_SET(create_rqt_in, in, opcode, MLX5_CMD_OP_CREATE_RQT); 1294 rqt_ctx = MLX5_ADDR_OF(create_rqt_in, in, rqt_context); 1295 MLX5_SET(rqtc, rqt_ctx, list_q_type, rqt_attr->rq_type); 1296 MLX5_SET(rqtc, rqt_ctx, rqt_max_size, rqt_attr->rqt_max_size); 1297 MLX5_SET(rqtc, rqt_ctx, rqt_actual_size, rqt_attr->rqt_actual_size); 1298 for (i = 0; i < rqt_attr->rqt_actual_size; i++) 1299 MLX5_SET(rqtc, rqt_ctx, rq_num[i], rqt_attr->rq_list[i]); 1300 rqt->obj = mlx5_glue->devx_obj_create(ctx, in, inlen, out, sizeof(out)); 1301 mlx5_free(in); 1302 if (!rqt->obj) { 1303 DRV_LOG(ERR, "Failed to create RQT using DevX"); 1304 rte_errno = errno; 1305 mlx5_free(rqt); 1306 return NULL; 1307 } 1308 rqt->id = MLX5_GET(create_rqt_out, out, rqtn); 1309 return rqt; 1310 } 1311 1312 /** 1313 * Modify RQT using DevX API. 1314 * 1315 * @param[in] rqt 1316 * Pointer to RQT DevX object structure. 1317 * @param [in] rqt_attr 1318 * Pointer to RQT attributes structure. 1319 * 1320 * @return 1321 * 0 on success, a negative errno value otherwise and rte_errno is set. 1322 */ 1323 int 1324 mlx5_devx_cmd_modify_rqt(struct mlx5_devx_obj *rqt, 1325 struct mlx5_devx_rqt_attr *rqt_attr) 1326 { 1327 uint32_t inlen = MLX5_ST_SZ_BYTES(modify_rqt_in) + 1328 rqt_attr->rqt_actual_size * sizeof(uint32_t); 1329 uint32_t out[MLX5_ST_SZ_DW(modify_rqt_out)] = {0}; 1330 uint32_t *in = mlx5_malloc(MLX5_MEM_ZERO, inlen, 0, SOCKET_ID_ANY); 1331 void *rqt_ctx; 1332 int i; 1333 int ret; 1334 1335 if (!in) { 1336 DRV_LOG(ERR, "Failed to allocate RQT modify IN data."); 1337 rte_errno = ENOMEM; 1338 return -ENOMEM; 1339 } 1340 MLX5_SET(modify_rqt_in, in, opcode, MLX5_CMD_OP_MODIFY_RQT); 1341 MLX5_SET(modify_rqt_in, in, rqtn, rqt->id); 1342 MLX5_SET64(modify_rqt_in, in, modify_bitmask, 0x1); 1343 rqt_ctx = MLX5_ADDR_OF(modify_rqt_in, in, rqt_context); 1344 MLX5_SET(rqtc, rqt_ctx, list_q_type, rqt_attr->rq_type); 1345 MLX5_SET(rqtc, rqt_ctx, rqt_max_size, rqt_attr->rqt_max_size); 1346 MLX5_SET(rqtc, rqt_ctx, rqt_actual_size, rqt_attr->rqt_actual_size); 1347 for (i = 0; i < rqt_attr->rqt_actual_size; i++) 1348 MLX5_SET(rqtc, rqt_ctx, rq_num[i], rqt_attr->rq_list[i]); 1349 ret = mlx5_glue->devx_obj_modify(rqt->obj, in, inlen, out, sizeof(out)); 1350 mlx5_free(in); 1351 if (ret) { 1352 DRV_LOG(ERR, "Failed to modify RQT using DevX."); 1353 rte_errno = errno; 1354 return -rte_errno; 1355 } 1356 return ret; 1357 } 1358 1359 /** 1360 * Create SQ using DevX API. 1361 * 1362 * @param[in] ctx 1363 * Context returned from mlx5 open_device() glue function. 1364 * @param [in] sq_attr 1365 * Pointer to SQ attributes structure. 1366 * @param [in] socket 1367 * CPU socket ID for allocations. 1368 * 1369 * @return 1370 * The DevX object created, NULL otherwise and rte_errno is set. 1371 **/ 1372 struct mlx5_devx_obj * 1373 mlx5_devx_cmd_create_sq(void *ctx, 1374 struct mlx5_devx_create_sq_attr *sq_attr) 1375 { 1376 uint32_t in[MLX5_ST_SZ_DW(create_sq_in)] = {0}; 1377 uint32_t out[MLX5_ST_SZ_DW(create_sq_out)] = {0}; 1378 void *sq_ctx; 1379 void *wq_ctx; 1380 struct mlx5_devx_wq_attr *wq_attr; 1381 struct mlx5_devx_obj *sq = NULL; 1382 1383 sq = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*sq), 0, SOCKET_ID_ANY); 1384 if (!sq) { 1385 DRV_LOG(ERR, "Failed to allocate SQ data"); 1386 rte_errno = ENOMEM; 1387 return NULL; 1388 } 1389 MLX5_SET(create_sq_in, in, opcode, MLX5_CMD_OP_CREATE_SQ); 1390 sq_ctx = MLX5_ADDR_OF(create_sq_in, in, ctx); 1391 MLX5_SET(sqc, sq_ctx, rlky, sq_attr->rlky); 1392 MLX5_SET(sqc, sq_ctx, cd_master, sq_attr->cd_master); 1393 MLX5_SET(sqc, sq_ctx, fre, sq_attr->fre); 1394 MLX5_SET(sqc, sq_ctx, flush_in_error_en, sq_attr->flush_in_error_en); 1395 MLX5_SET(sqc, sq_ctx, allow_multi_pkt_send_wqe, 1396 sq_attr->allow_multi_pkt_send_wqe); 1397 MLX5_SET(sqc, sq_ctx, min_wqe_inline_mode, 1398 sq_attr->min_wqe_inline_mode); 1399 MLX5_SET(sqc, sq_ctx, state, sq_attr->state); 1400 MLX5_SET(sqc, sq_ctx, reg_umr, sq_attr->reg_umr); 1401 MLX5_SET(sqc, sq_ctx, allow_swp, sq_attr->allow_swp); 1402 MLX5_SET(sqc, sq_ctx, hairpin, sq_attr->hairpin); 1403 MLX5_SET(sqc, sq_ctx, non_wire, sq_attr->non_wire); 1404 MLX5_SET(sqc, sq_ctx, static_sq_wq, sq_attr->static_sq_wq); 1405 MLX5_SET(sqc, sq_ctx, user_index, sq_attr->user_index); 1406 MLX5_SET(sqc, sq_ctx, cqn, sq_attr->cqn); 1407 MLX5_SET(sqc, sq_ctx, packet_pacing_rate_limit_index, 1408 sq_attr->packet_pacing_rate_limit_index); 1409 MLX5_SET(sqc, sq_ctx, tis_lst_sz, sq_attr->tis_lst_sz); 1410 MLX5_SET(sqc, sq_ctx, tis_num_0, sq_attr->tis_num); 1411 MLX5_SET(sqc, sq_ctx, ts_format, sq_attr->ts_format); 1412 wq_ctx = MLX5_ADDR_OF(sqc, sq_ctx, wq); 1413 wq_attr = &sq_attr->wq_attr; 1414 devx_cmd_fill_wq_data(wq_ctx, wq_attr); 1415 sq->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), 1416 out, sizeof(out)); 1417 if (!sq->obj) { 1418 DRV_LOG(ERR, "Failed to create SQ using DevX"); 1419 rte_errno = errno; 1420 mlx5_free(sq); 1421 return NULL; 1422 } 1423 sq->id = MLX5_GET(create_sq_out, out, sqn); 1424 return sq; 1425 } 1426 1427 /** 1428 * Modify SQ using DevX API. 1429 * 1430 * @param[in] sq 1431 * Pointer to SQ object structure. 1432 * @param [in] sq_attr 1433 * Pointer to SQ attributes structure. 1434 * 1435 * @return 1436 * 0 on success, a negative errno value otherwise and rte_errno is set. 1437 */ 1438 int 1439 mlx5_devx_cmd_modify_sq(struct mlx5_devx_obj *sq, 1440 struct mlx5_devx_modify_sq_attr *sq_attr) 1441 { 1442 uint32_t in[MLX5_ST_SZ_DW(modify_sq_in)] = {0}; 1443 uint32_t out[MLX5_ST_SZ_DW(modify_sq_out)] = {0}; 1444 void *sq_ctx; 1445 int ret; 1446 1447 MLX5_SET(modify_sq_in, in, opcode, MLX5_CMD_OP_MODIFY_SQ); 1448 MLX5_SET(modify_sq_in, in, sq_state, sq_attr->sq_state); 1449 MLX5_SET(modify_sq_in, in, sqn, sq->id); 1450 sq_ctx = MLX5_ADDR_OF(modify_sq_in, in, ctx); 1451 MLX5_SET(sqc, sq_ctx, state, sq_attr->state); 1452 MLX5_SET(sqc, sq_ctx, hairpin_peer_rq, sq_attr->hairpin_peer_rq); 1453 MLX5_SET(sqc, sq_ctx, hairpin_peer_vhca, sq_attr->hairpin_peer_vhca); 1454 ret = mlx5_glue->devx_obj_modify(sq->obj, in, sizeof(in), 1455 out, sizeof(out)); 1456 if (ret) { 1457 DRV_LOG(ERR, "Failed to modify SQ using DevX"); 1458 rte_errno = errno; 1459 return -rte_errno; 1460 } 1461 return ret; 1462 } 1463 1464 /** 1465 * Create TIS using DevX API. 1466 * 1467 * @param[in] ctx 1468 * Context returned from mlx5 open_device() glue function. 1469 * @param [in] tis_attr 1470 * Pointer to TIS attributes structure. 1471 * 1472 * @return 1473 * The DevX object created, NULL otherwise and rte_errno is set. 1474 */ 1475 struct mlx5_devx_obj * 1476 mlx5_devx_cmd_create_tis(void *ctx, 1477 struct mlx5_devx_tis_attr *tis_attr) 1478 { 1479 uint32_t in[MLX5_ST_SZ_DW(create_tis_in)] = {0}; 1480 uint32_t out[MLX5_ST_SZ_DW(create_tis_out)] = {0}; 1481 struct mlx5_devx_obj *tis = NULL; 1482 void *tis_ctx; 1483 1484 tis = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*tis), 0, SOCKET_ID_ANY); 1485 if (!tis) { 1486 DRV_LOG(ERR, "Failed to allocate TIS object"); 1487 rte_errno = ENOMEM; 1488 return NULL; 1489 } 1490 MLX5_SET(create_tis_in, in, opcode, MLX5_CMD_OP_CREATE_TIS); 1491 tis_ctx = MLX5_ADDR_OF(create_tis_in, in, ctx); 1492 MLX5_SET(tisc, tis_ctx, strict_lag_tx_port_affinity, 1493 tis_attr->strict_lag_tx_port_affinity); 1494 MLX5_SET(tisc, tis_ctx, lag_tx_port_affinity, 1495 tis_attr->lag_tx_port_affinity); 1496 MLX5_SET(tisc, tis_ctx, prio, tis_attr->prio); 1497 MLX5_SET(tisc, tis_ctx, transport_domain, 1498 tis_attr->transport_domain); 1499 tis->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), 1500 out, sizeof(out)); 1501 if (!tis->obj) { 1502 DRV_LOG(ERR, "Failed to create TIS using DevX"); 1503 rte_errno = errno; 1504 mlx5_free(tis); 1505 return NULL; 1506 } 1507 tis->id = MLX5_GET(create_tis_out, out, tisn); 1508 return tis; 1509 } 1510 1511 /** 1512 * Create transport domain using DevX API. 1513 * 1514 * @param[in] ctx 1515 * Context returned from mlx5 open_device() glue function. 1516 * @return 1517 * The DevX object created, NULL otherwise and rte_errno is set. 1518 */ 1519 struct mlx5_devx_obj * 1520 mlx5_devx_cmd_create_td(void *ctx) 1521 { 1522 uint32_t in[MLX5_ST_SZ_DW(alloc_transport_domain_in)] = {0}; 1523 uint32_t out[MLX5_ST_SZ_DW(alloc_transport_domain_out)] = {0}; 1524 struct mlx5_devx_obj *td = NULL; 1525 1526 td = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*td), 0, SOCKET_ID_ANY); 1527 if (!td) { 1528 DRV_LOG(ERR, "Failed to allocate TD object"); 1529 rte_errno = ENOMEM; 1530 return NULL; 1531 } 1532 MLX5_SET(alloc_transport_domain_in, in, opcode, 1533 MLX5_CMD_OP_ALLOC_TRANSPORT_DOMAIN); 1534 td->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), 1535 out, sizeof(out)); 1536 if (!td->obj) { 1537 DRV_LOG(ERR, "Failed to create TIS using DevX"); 1538 rte_errno = errno; 1539 mlx5_free(td); 1540 return NULL; 1541 } 1542 td->id = MLX5_GET(alloc_transport_domain_out, out, 1543 transport_domain); 1544 return td; 1545 } 1546 1547 /** 1548 * Dump all flows to file. 1549 * 1550 * @param[in] fdb_domain 1551 * FDB domain. 1552 * @param[in] rx_domain 1553 * RX domain. 1554 * @param[in] tx_domain 1555 * TX domain. 1556 * @param[out] file 1557 * Pointer to file stream. 1558 * 1559 * @return 1560 * 0 on success, a nagative value otherwise. 1561 */ 1562 int 1563 mlx5_devx_cmd_flow_dump(void *fdb_domain __rte_unused, 1564 void *rx_domain __rte_unused, 1565 void *tx_domain __rte_unused, FILE *file __rte_unused) 1566 { 1567 int ret = 0; 1568 1569 #ifdef HAVE_MLX5_DR_FLOW_DUMP 1570 if (fdb_domain) { 1571 ret = mlx5_glue->dr_dump_domain(file, fdb_domain); 1572 if (ret) 1573 return ret; 1574 } 1575 MLX5_ASSERT(rx_domain); 1576 ret = mlx5_glue->dr_dump_domain(file, rx_domain); 1577 if (ret) 1578 return ret; 1579 MLX5_ASSERT(tx_domain); 1580 ret = mlx5_glue->dr_dump_domain(file, tx_domain); 1581 #else 1582 ret = ENOTSUP; 1583 #endif 1584 return -ret; 1585 } 1586 1587 /* 1588 * Create CQ using DevX API. 1589 * 1590 * @param[in] ctx 1591 * Context returned from mlx5 open_device() glue function. 1592 * @param [in] attr 1593 * Pointer to CQ attributes structure. 1594 * 1595 * @return 1596 * The DevX object created, NULL otherwise and rte_errno is set. 1597 */ 1598 struct mlx5_devx_obj * 1599 mlx5_devx_cmd_create_cq(void *ctx, struct mlx5_devx_cq_attr *attr) 1600 { 1601 uint32_t in[MLX5_ST_SZ_DW(create_cq_in)] = {0}; 1602 uint32_t out[MLX5_ST_SZ_DW(create_cq_out)] = {0}; 1603 struct mlx5_devx_obj *cq_obj = mlx5_malloc(MLX5_MEM_ZERO, 1604 sizeof(*cq_obj), 1605 0, SOCKET_ID_ANY); 1606 void *cqctx = MLX5_ADDR_OF(create_cq_in, in, cq_context); 1607 1608 if (!cq_obj) { 1609 DRV_LOG(ERR, "Failed to allocate CQ object memory."); 1610 rte_errno = ENOMEM; 1611 return NULL; 1612 } 1613 MLX5_SET(create_cq_in, in, opcode, MLX5_CMD_OP_CREATE_CQ); 1614 if (attr->db_umem_valid) { 1615 MLX5_SET(cqc, cqctx, dbr_umem_valid, attr->db_umem_valid); 1616 MLX5_SET(cqc, cqctx, dbr_umem_id, attr->db_umem_id); 1617 MLX5_SET64(cqc, cqctx, dbr_addr, attr->db_umem_offset); 1618 } else { 1619 MLX5_SET64(cqc, cqctx, dbr_addr, attr->db_addr); 1620 } 1621 MLX5_SET(cqc, cqctx, cqe_sz, (RTE_CACHE_LINE_SIZE == 128) ? 1622 MLX5_CQE_SIZE_128B : MLX5_CQE_SIZE_64B); 1623 MLX5_SET(cqc, cqctx, cc, attr->use_first_only); 1624 MLX5_SET(cqc, cqctx, oi, attr->overrun_ignore); 1625 MLX5_SET(cqc, cqctx, log_cq_size, attr->log_cq_size); 1626 if (attr->log_page_size > MLX5_ADAPTER_PAGE_SHIFT) 1627 MLX5_SET(cqc, cqctx, log_page_size, 1628 attr->log_page_size - MLX5_ADAPTER_PAGE_SHIFT); 1629 MLX5_SET(cqc, cqctx, c_eqn, attr->eqn); 1630 MLX5_SET(cqc, cqctx, uar_page, attr->uar_page_id); 1631 MLX5_SET(cqc, cqctx, cqe_comp_en, !!attr->cqe_comp_en); 1632 MLX5_SET(cqc, cqctx, mini_cqe_res_format, attr->mini_cqe_res_format); 1633 MLX5_SET(cqc, cqctx, mini_cqe_res_format_ext, 1634 attr->mini_cqe_res_format_ext); 1635 if (attr->q_umem_valid) { 1636 MLX5_SET(create_cq_in, in, cq_umem_valid, attr->q_umem_valid); 1637 MLX5_SET(create_cq_in, in, cq_umem_id, attr->q_umem_id); 1638 MLX5_SET64(create_cq_in, in, cq_umem_offset, 1639 attr->q_umem_offset); 1640 } 1641 cq_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), out, 1642 sizeof(out)); 1643 if (!cq_obj->obj) { 1644 rte_errno = errno; 1645 DRV_LOG(ERR, "Failed to create CQ using DevX errno=%d.", errno); 1646 mlx5_free(cq_obj); 1647 return NULL; 1648 } 1649 cq_obj->id = MLX5_GET(create_cq_out, out, cqn); 1650 return cq_obj; 1651 } 1652 1653 /** 1654 * Create VIRTQ using DevX API. 1655 * 1656 * @param[in] ctx 1657 * Context returned from mlx5 open_device() glue function. 1658 * @param [in] attr 1659 * Pointer to VIRTQ attributes structure. 1660 * 1661 * @return 1662 * The DevX object created, NULL otherwise and rte_errno is set. 1663 */ 1664 struct mlx5_devx_obj * 1665 mlx5_devx_cmd_create_virtq(void *ctx, 1666 struct mlx5_devx_virtq_attr *attr) 1667 { 1668 uint32_t in[MLX5_ST_SZ_DW(create_virtq_in)] = {0}; 1669 uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0}; 1670 struct mlx5_devx_obj *virtq_obj = mlx5_malloc(MLX5_MEM_ZERO, 1671 sizeof(*virtq_obj), 1672 0, SOCKET_ID_ANY); 1673 void *virtq = MLX5_ADDR_OF(create_virtq_in, in, virtq); 1674 void *hdr = MLX5_ADDR_OF(create_virtq_in, in, hdr); 1675 void *virtctx = MLX5_ADDR_OF(virtio_net_q, virtq, virtio_q_context); 1676 1677 if (!virtq_obj) { 1678 DRV_LOG(ERR, "Failed to allocate virtq data."); 1679 rte_errno = ENOMEM; 1680 return NULL; 1681 } 1682 MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode, 1683 MLX5_CMD_OP_CREATE_GENERAL_OBJECT); 1684 MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type, 1685 MLX5_GENERAL_OBJ_TYPE_VIRTQ); 1686 MLX5_SET16(virtio_net_q, virtq, hw_available_index, 1687 attr->hw_available_index); 1688 MLX5_SET16(virtio_net_q, virtq, hw_used_index, attr->hw_used_index); 1689 MLX5_SET16(virtio_net_q, virtq, tso_ipv4, attr->tso_ipv4); 1690 MLX5_SET16(virtio_net_q, virtq, tso_ipv6, attr->tso_ipv6); 1691 MLX5_SET16(virtio_net_q, virtq, tx_csum, attr->tx_csum); 1692 MLX5_SET16(virtio_net_q, virtq, rx_csum, attr->rx_csum); 1693 MLX5_SET16(virtio_q, virtctx, virtio_version_1_0, 1694 attr->virtio_version_1_0); 1695 MLX5_SET16(virtio_q, virtctx, event_mode, attr->event_mode); 1696 MLX5_SET(virtio_q, virtctx, event_qpn_or_msix, attr->qp_id); 1697 MLX5_SET64(virtio_q, virtctx, desc_addr, attr->desc_addr); 1698 MLX5_SET64(virtio_q, virtctx, used_addr, attr->used_addr); 1699 MLX5_SET64(virtio_q, virtctx, available_addr, attr->available_addr); 1700 MLX5_SET16(virtio_q, virtctx, queue_index, attr->queue_index); 1701 MLX5_SET16(virtio_q, virtctx, queue_size, attr->q_size); 1702 MLX5_SET(virtio_q, virtctx, virtio_q_mkey, attr->mkey); 1703 MLX5_SET(virtio_q, virtctx, umem_1_id, attr->umems[0].id); 1704 MLX5_SET(virtio_q, virtctx, umem_1_size, attr->umems[0].size); 1705 MLX5_SET64(virtio_q, virtctx, umem_1_offset, attr->umems[0].offset); 1706 MLX5_SET(virtio_q, virtctx, umem_2_id, attr->umems[1].id); 1707 MLX5_SET(virtio_q, virtctx, umem_2_size, attr->umems[1].size); 1708 MLX5_SET64(virtio_q, virtctx, umem_2_offset, attr->umems[1].offset); 1709 MLX5_SET(virtio_q, virtctx, umem_3_id, attr->umems[2].id); 1710 MLX5_SET(virtio_q, virtctx, umem_3_size, attr->umems[2].size); 1711 MLX5_SET64(virtio_q, virtctx, umem_3_offset, attr->umems[2].offset); 1712 MLX5_SET(virtio_q, virtctx, counter_set_id, attr->counters_obj_id); 1713 MLX5_SET(virtio_q, virtctx, pd, attr->pd); 1714 MLX5_SET(virtio_q, virtctx, queue_period_mode, attr->hw_latency_mode); 1715 MLX5_SET(virtio_q, virtctx, queue_period_us, attr->hw_max_latency_us); 1716 MLX5_SET(virtio_q, virtctx, queue_max_count, attr->hw_max_pending_comp); 1717 MLX5_SET(virtio_net_q, virtq, tisn_or_qpn, attr->tis_id); 1718 virtq_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), out, 1719 sizeof(out)); 1720 if (!virtq_obj->obj) { 1721 rte_errno = errno; 1722 DRV_LOG(ERR, "Failed to create VIRTQ Obj using DevX."); 1723 mlx5_free(virtq_obj); 1724 return NULL; 1725 } 1726 virtq_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id); 1727 return virtq_obj; 1728 } 1729 1730 /** 1731 * Modify VIRTQ using DevX API. 1732 * 1733 * @param[in] virtq_obj 1734 * Pointer to virtq object structure. 1735 * @param [in] attr 1736 * Pointer to modify virtq attributes structure. 1737 * 1738 * @return 1739 * 0 on success, a negative errno value otherwise and rte_errno is set. 1740 */ 1741 int 1742 mlx5_devx_cmd_modify_virtq(struct mlx5_devx_obj *virtq_obj, 1743 struct mlx5_devx_virtq_attr *attr) 1744 { 1745 uint32_t in[MLX5_ST_SZ_DW(create_virtq_in)] = {0}; 1746 uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0}; 1747 void *virtq = MLX5_ADDR_OF(create_virtq_in, in, virtq); 1748 void *hdr = MLX5_ADDR_OF(create_virtq_in, in, hdr); 1749 void *virtctx = MLX5_ADDR_OF(virtio_net_q, virtq, virtio_q_context); 1750 int ret; 1751 1752 MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode, 1753 MLX5_CMD_OP_MODIFY_GENERAL_OBJECT); 1754 MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type, 1755 MLX5_GENERAL_OBJ_TYPE_VIRTQ); 1756 MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_id, virtq_obj->id); 1757 MLX5_SET64(virtio_net_q, virtq, modify_field_select, attr->type); 1758 MLX5_SET16(virtio_q, virtctx, queue_index, attr->queue_index); 1759 switch (attr->type) { 1760 case MLX5_VIRTQ_MODIFY_TYPE_STATE: 1761 MLX5_SET16(virtio_net_q, virtq, state, attr->state); 1762 break; 1763 case MLX5_VIRTQ_MODIFY_TYPE_DIRTY_BITMAP_PARAMS: 1764 MLX5_SET(virtio_net_q, virtq, dirty_bitmap_mkey, 1765 attr->dirty_bitmap_mkey); 1766 MLX5_SET64(virtio_net_q, virtq, dirty_bitmap_addr, 1767 attr->dirty_bitmap_addr); 1768 MLX5_SET(virtio_net_q, virtq, dirty_bitmap_size, 1769 attr->dirty_bitmap_size); 1770 break; 1771 case MLX5_VIRTQ_MODIFY_TYPE_DIRTY_BITMAP_DUMP_ENABLE: 1772 MLX5_SET(virtio_net_q, virtq, dirty_bitmap_dump_enable, 1773 attr->dirty_bitmap_dump_enable); 1774 break; 1775 default: 1776 rte_errno = EINVAL; 1777 return -rte_errno; 1778 } 1779 ret = mlx5_glue->devx_obj_modify(virtq_obj->obj, in, sizeof(in), 1780 out, sizeof(out)); 1781 if (ret) { 1782 DRV_LOG(ERR, "Failed to modify VIRTQ using DevX."); 1783 rte_errno = errno; 1784 return -rte_errno; 1785 } 1786 return ret; 1787 } 1788 1789 /** 1790 * Query VIRTQ using DevX API. 1791 * 1792 * @param[in] virtq_obj 1793 * Pointer to virtq object structure. 1794 * @param [in/out] attr 1795 * Pointer to virtq attributes structure. 1796 * 1797 * @return 1798 * 0 on success, a negative errno value otherwise and rte_errno is set. 1799 */ 1800 int 1801 mlx5_devx_cmd_query_virtq(struct mlx5_devx_obj *virtq_obj, 1802 struct mlx5_devx_virtq_attr *attr) 1803 { 1804 uint32_t in[MLX5_ST_SZ_DW(general_obj_in_cmd_hdr)] = {0}; 1805 uint32_t out[MLX5_ST_SZ_DW(query_virtq_out)] = {0}; 1806 void *hdr = MLX5_ADDR_OF(query_virtq_out, in, hdr); 1807 void *virtq = MLX5_ADDR_OF(query_virtq_out, out, virtq); 1808 int ret; 1809 1810 MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode, 1811 MLX5_CMD_OP_QUERY_GENERAL_OBJECT); 1812 MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type, 1813 MLX5_GENERAL_OBJ_TYPE_VIRTQ); 1814 MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_id, virtq_obj->id); 1815 ret = mlx5_glue->devx_obj_query(virtq_obj->obj, in, sizeof(in), 1816 out, sizeof(out)); 1817 if (ret) { 1818 DRV_LOG(ERR, "Failed to modify VIRTQ using DevX."); 1819 rte_errno = errno; 1820 return -errno; 1821 } 1822 attr->hw_available_index = MLX5_GET16(virtio_net_q, virtq, 1823 hw_available_index); 1824 attr->hw_used_index = MLX5_GET16(virtio_net_q, virtq, hw_used_index); 1825 attr->state = MLX5_GET16(virtio_net_q, virtq, state); 1826 attr->error_type = MLX5_GET16(virtio_net_q, virtq, 1827 virtio_q_context.error_type); 1828 return ret; 1829 } 1830 1831 /** 1832 * Create QP using DevX API. 1833 * 1834 * @param[in] ctx 1835 * Context returned from mlx5 open_device() glue function. 1836 * @param [in] attr 1837 * Pointer to QP attributes structure. 1838 * 1839 * @return 1840 * The DevX object created, NULL otherwise and rte_errno is set. 1841 */ 1842 struct mlx5_devx_obj * 1843 mlx5_devx_cmd_create_qp(void *ctx, 1844 struct mlx5_devx_qp_attr *attr) 1845 { 1846 uint32_t in[MLX5_ST_SZ_DW(create_qp_in)] = {0}; 1847 uint32_t out[MLX5_ST_SZ_DW(create_qp_out)] = {0}; 1848 struct mlx5_devx_obj *qp_obj = mlx5_malloc(MLX5_MEM_ZERO, 1849 sizeof(*qp_obj), 1850 0, SOCKET_ID_ANY); 1851 void *qpc = MLX5_ADDR_OF(create_qp_in, in, qpc); 1852 1853 if (!qp_obj) { 1854 DRV_LOG(ERR, "Failed to allocate QP data."); 1855 rte_errno = ENOMEM; 1856 return NULL; 1857 } 1858 MLX5_SET(create_qp_in, in, opcode, MLX5_CMD_OP_CREATE_QP); 1859 MLX5_SET(qpc, qpc, st, MLX5_QP_ST_RC); 1860 MLX5_SET(qpc, qpc, pd, attr->pd); 1861 MLX5_SET(qpc, qpc, ts_format, attr->ts_format); 1862 if (attr->uar_index) { 1863 MLX5_SET(qpc, qpc, pm_state, MLX5_QP_PM_MIGRATED); 1864 MLX5_SET(qpc, qpc, uar_page, attr->uar_index); 1865 if (attr->log_page_size > MLX5_ADAPTER_PAGE_SHIFT) 1866 MLX5_SET(qpc, qpc, log_page_size, 1867 attr->log_page_size - MLX5_ADAPTER_PAGE_SHIFT); 1868 if (attr->sq_size) { 1869 MLX5_ASSERT(RTE_IS_POWER_OF_2(attr->sq_size)); 1870 MLX5_SET(qpc, qpc, cqn_snd, attr->cqn); 1871 MLX5_SET(qpc, qpc, log_sq_size, 1872 rte_log2_u32(attr->sq_size)); 1873 } else { 1874 MLX5_SET(qpc, qpc, no_sq, 1); 1875 } 1876 if (attr->rq_size) { 1877 MLX5_ASSERT(RTE_IS_POWER_OF_2(attr->rq_size)); 1878 MLX5_SET(qpc, qpc, cqn_rcv, attr->cqn); 1879 MLX5_SET(qpc, qpc, log_rq_stride, attr->log_rq_stride - 1880 MLX5_LOG_RQ_STRIDE_SHIFT); 1881 MLX5_SET(qpc, qpc, log_rq_size, 1882 rte_log2_u32(attr->rq_size)); 1883 MLX5_SET(qpc, qpc, rq_type, MLX5_NON_ZERO_RQ); 1884 } else { 1885 MLX5_SET(qpc, qpc, rq_type, MLX5_ZERO_LEN_RQ); 1886 } 1887 if (attr->dbr_umem_valid) { 1888 MLX5_SET(qpc, qpc, dbr_umem_valid, 1889 attr->dbr_umem_valid); 1890 MLX5_SET(qpc, qpc, dbr_umem_id, attr->dbr_umem_id); 1891 } 1892 MLX5_SET64(qpc, qpc, dbr_addr, attr->dbr_address); 1893 MLX5_SET64(create_qp_in, in, wq_umem_offset, 1894 attr->wq_umem_offset); 1895 MLX5_SET(create_qp_in, in, wq_umem_id, attr->wq_umem_id); 1896 MLX5_SET(create_qp_in, in, wq_umem_valid, 1); 1897 } else { 1898 /* Special QP to be managed by FW - no SQ\RQ\CQ\UAR\DB rec. */ 1899 MLX5_SET(qpc, qpc, rq_type, MLX5_ZERO_LEN_RQ); 1900 MLX5_SET(qpc, qpc, no_sq, 1); 1901 } 1902 qp_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), out, 1903 sizeof(out)); 1904 if (!qp_obj->obj) { 1905 rte_errno = errno; 1906 DRV_LOG(ERR, "Failed to create QP Obj using DevX."); 1907 mlx5_free(qp_obj); 1908 return NULL; 1909 } 1910 qp_obj->id = MLX5_GET(create_qp_out, out, qpn); 1911 return qp_obj; 1912 } 1913 1914 /** 1915 * Modify QP using DevX API. 1916 * Currently supports only force loop-back QP. 1917 * 1918 * @param[in] qp 1919 * Pointer to QP object structure. 1920 * @param [in] qp_st_mod_op 1921 * The QP state modification operation. 1922 * @param [in] remote_qp_id 1923 * The remote QP ID for MLX5_CMD_OP_INIT2RTR_QP operation. 1924 * 1925 * @return 1926 * 0 on success, a negative errno value otherwise and rte_errno is set. 1927 */ 1928 int 1929 mlx5_devx_cmd_modify_qp_state(struct mlx5_devx_obj *qp, uint32_t qp_st_mod_op, 1930 uint32_t remote_qp_id) 1931 { 1932 union { 1933 uint32_t rst2init[MLX5_ST_SZ_DW(rst2init_qp_in)]; 1934 uint32_t init2rtr[MLX5_ST_SZ_DW(init2rtr_qp_in)]; 1935 uint32_t rtr2rts[MLX5_ST_SZ_DW(rtr2rts_qp_in)]; 1936 } in; 1937 union { 1938 uint32_t rst2init[MLX5_ST_SZ_DW(rst2init_qp_out)]; 1939 uint32_t init2rtr[MLX5_ST_SZ_DW(init2rtr_qp_out)]; 1940 uint32_t rtr2rts[MLX5_ST_SZ_DW(rtr2rts_qp_out)]; 1941 } out; 1942 void *qpc; 1943 int ret; 1944 unsigned int inlen; 1945 unsigned int outlen; 1946 1947 memset(&in, 0, sizeof(in)); 1948 memset(&out, 0, sizeof(out)); 1949 MLX5_SET(rst2init_qp_in, &in, opcode, qp_st_mod_op); 1950 switch (qp_st_mod_op) { 1951 case MLX5_CMD_OP_RST2INIT_QP: 1952 MLX5_SET(rst2init_qp_in, &in, qpn, qp->id); 1953 qpc = MLX5_ADDR_OF(rst2init_qp_in, &in, qpc); 1954 MLX5_SET(qpc, qpc, primary_address_path.vhca_port_num, 1); 1955 MLX5_SET(qpc, qpc, rre, 1); 1956 MLX5_SET(qpc, qpc, rwe, 1); 1957 MLX5_SET(qpc, qpc, pm_state, MLX5_QP_PM_MIGRATED); 1958 inlen = sizeof(in.rst2init); 1959 outlen = sizeof(out.rst2init); 1960 break; 1961 case MLX5_CMD_OP_INIT2RTR_QP: 1962 MLX5_SET(init2rtr_qp_in, &in, qpn, qp->id); 1963 qpc = MLX5_ADDR_OF(init2rtr_qp_in, &in, qpc); 1964 MLX5_SET(qpc, qpc, primary_address_path.fl, 1); 1965 MLX5_SET(qpc, qpc, primary_address_path.vhca_port_num, 1); 1966 MLX5_SET(qpc, qpc, mtu, 1); 1967 MLX5_SET(qpc, qpc, log_msg_max, 30); 1968 MLX5_SET(qpc, qpc, remote_qpn, remote_qp_id); 1969 MLX5_SET(qpc, qpc, min_rnr_nak, 0); 1970 inlen = sizeof(in.init2rtr); 1971 outlen = sizeof(out.init2rtr); 1972 break; 1973 case MLX5_CMD_OP_RTR2RTS_QP: 1974 qpc = MLX5_ADDR_OF(rtr2rts_qp_in, &in, qpc); 1975 MLX5_SET(rtr2rts_qp_in, &in, qpn, qp->id); 1976 MLX5_SET(qpc, qpc, primary_address_path.ack_timeout, 14); 1977 MLX5_SET(qpc, qpc, log_ack_req_freq, 0); 1978 MLX5_SET(qpc, qpc, retry_count, 7); 1979 MLX5_SET(qpc, qpc, rnr_retry, 7); 1980 inlen = sizeof(in.rtr2rts); 1981 outlen = sizeof(out.rtr2rts); 1982 break; 1983 default: 1984 DRV_LOG(ERR, "Invalid or unsupported QP modify op %u.", 1985 qp_st_mod_op); 1986 rte_errno = EINVAL; 1987 return -rte_errno; 1988 } 1989 ret = mlx5_glue->devx_obj_modify(qp->obj, &in, inlen, &out, outlen); 1990 if (ret) { 1991 DRV_LOG(ERR, "Failed to modify QP using DevX."); 1992 rte_errno = errno; 1993 return -rte_errno; 1994 } 1995 return ret; 1996 } 1997 1998 struct mlx5_devx_obj * 1999 mlx5_devx_cmd_create_virtio_q_counters(void *ctx) 2000 { 2001 uint32_t in[MLX5_ST_SZ_DW(create_virtio_q_counters_in)] = {0}; 2002 uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0}; 2003 struct mlx5_devx_obj *couners_obj = mlx5_malloc(MLX5_MEM_ZERO, 2004 sizeof(*couners_obj), 0, 2005 SOCKET_ID_ANY); 2006 void *hdr = MLX5_ADDR_OF(create_virtio_q_counters_in, in, hdr); 2007 2008 if (!couners_obj) { 2009 DRV_LOG(ERR, "Failed to allocate virtio queue counters data."); 2010 rte_errno = ENOMEM; 2011 return NULL; 2012 } 2013 MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode, 2014 MLX5_CMD_OP_CREATE_GENERAL_OBJECT); 2015 MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type, 2016 MLX5_GENERAL_OBJ_TYPE_VIRTIO_Q_COUNTERS); 2017 couners_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), out, 2018 sizeof(out)); 2019 if (!couners_obj->obj) { 2020 rte_errno = errno; 2021 DRV_LOG(ERR, "Failed to create virtio queue counters Obj using" 2022 " DevX."); 2023 mlx5_free(couners_obj); 2024 return NULL; 2025 } 2026 couners_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id); 2027 return couners_obj; 2028 } 2029 2030 int 2031 mlx5_devx_cmd_query_virtio_q_counters(struct mlx5_devx_obj *couners_obj, 2032 struct mlx5_devx_virtio_q_couners_attr *attr) 2033 { 2034 uint32_t in[MLX5_ST_SZ_DW(general_obj_in_cmd_hdr)] = {0}; 2035 uint32_t out[MLX5_ST_SZ_DW(query_virtio_q_counters_out)] = {0}; 2036 void *hdr = MLX5_ADDR_OF(query_virtio_q_counters_out, in, hdr); 2037 void *virtio_q_counters = MLX5_ADDR_OF(query_virtio_q_counters_out, out, 2038 virtio_q_counters); 2039 int ret; 2040 2041 MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode, 2042 MLX5_CMD_OP_QUERY_GENERAL_OBJECT); 2043 MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type, 2044 MLX5_GENERAL_OBJ_TYPE_VIRTIO_Q_COUNTERS); 2045 MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_id, couners_obj->id); 2046 ret = mlx5_glue->devx_obj_query(couners_obj->obj, in, sizeof(in), out, 2047 sizeof(out)); 2048 if (ret) { 2049 DRV_LOG(ERR, "Failed to query virtio q counters using DevX."); 2050 rte_errno = errno; 2051 return -errno; 2052 } 2053 attr->received_desc = MLX5_GET64(virtio_q_counters, virtio_q_counters, 2054 received_desc); 2055 attr->completed_desc = MLX5_GET64(virtio_q_counters, virtio_q_counters, 2056 completed_desc); 2057 attr->error_cqes = MLX5_GET(virtio_q_counters, virtio_q_counters, 2058 error_cqes); 2059 attr->bad_desc_errors = MLX5_GET(virtio_q_counters, virtio_q_counters, 2060 bad_desc_errors); 2061 attr->exceed_max_chain = MLX5_GET(virtio_q_counters, virtio_q_counters, 2062 exceed_max_chain); 2063 attr->invalid_buffer = MLX5_GET(virtio_q_counters, virtio_q_counters, 2064 invalid_buffer); 2065 return ret; 2066 } 2067 2068 /** 2069 * Create general object of type FLOW_HIT_ASO using DevX API. 2070 * 2071 * @param[in] ctx 2072 * Context returned from mlx5 open_device() glue function. 2073 * @param [in] pd 2074 * PD value to associate the FLOW_HIT_ASO object with. 2075 * 2076 * @return 2077 * The DevX object created, NULL otherwise and rte_errno is set. 2078 */ 2079 struct mlx5_devx_obj * 2080 mlx5_devx_cmd_create_flow_hit_aso_obj(void *ctx, uint32_t pd) 2081 { 2082 uint32_t in[MLX5_ST_SZ_DW(create_flow_hit_aso_in)] = {0}; 2083 uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0}; 2084 struct mlx5_devx_obj *flow_hit_aso_obj = NULL; 2085 void *ptr = NULL; 2086 2087 flow_hit_aso_obj = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*flow_hit_aso_obj), 2088 0, SOCKET_ID_ANY); 2089 if (!flow_hit_aso_obj) { 2090 DRV_LOG(ERR, "Failed to allocate FLOW_HIT_ASO object data"); 2091 rte_errno = ENOMEM; 2092 return NULL; 2093 } 2094 ptr = MLX5_ADDR_OF(create_flow_hit_aso_in, in, hdr); 2095 MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode, 2096 MLX5_CMD_OP_CREATE_GENERAL_OBJECT); 2097 MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type, 2098 MLX5_GENERAL_OBJ_TYPE_FLOW_HIT_ASO); 2099 ptr = MLX5_ADDR_OF(create_flow_hit_aso_in, in, flow_hit_aso); 2100 MLX5_SET(flow_hit_aso, ptr, access_pd, pd); 2101 flow_hit_aso_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), 2102 out, sizeof(out)); 2103 if (!flow_hit_aso_obj->obj) { 2104 rte_errno = errno; 2105 DRV_LOG(ERR, "Failed to create FLOW_HIT_ASO obj using DevX."); 2106 mlx5_free(flow_hit_aso_obj); 2107 return NULL; 2108 } 2109 flow_hit_aso_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id); 2110 return flow_hit_aso_obj; 2111 } 2112 2113 /* 2114 * Create PD using DevX API. 2115 * 2116 * @param[in] ctx 2117 * Context returned from mlx5 open_device() glue function. 2118 * 2119 * @return 2120 * The DevX object created, NULL otherwise and rte_errno is set. 2121 */ 2122 struct mlx5_devx_obj * 2123 mlx5_devx_cmd_alloc_pd(void *ctx) 2124 { 2125 struct mlx5_devx_obj *ppd = 2126 mlx5_malloc(MLX5_MEM_ZERO, sizeof(*ppd), 0, SOCKET_ID_ANY); 2127 u32 in[MLX5_ST_SZ_DW(alloc_pd_in)] = {0}; 2128 u32 out[MLX5_ST_SZ_DW(alloc_pd_out)] = {0}; 2129 2130 if (!ppd) { 2131 DRV_LOG(ERR, "Failed to allocate PD data."); 2132 rte_errno = ENOMEM; 2133 return NULL; 2134 } 2135 MLX5_SET(alloc_pd_in, in, opcode, MLX5_CMD_OP_ALLOC_PD); 2136 ppd->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), 2137 out, sizeof(out)); 2138 if (!ppd->obj) { 2139 mlx5_free(ppd); 2140 DRV_LOG(ERR, "Failed to allocate PD Obj using DevX."); 2141 rte_errno = errno; 2142 return NULL; 2143 } 2144 ppd->id = MLX5_GET(alloc_pd_out, out, pd); 2145 return ppd; 2146 } 2147 2148 /** 2149 * Create general object of type GENEVE TLV option using DevX API. 2150 * 2151 * @param[in] ctx 2152 * Context returned from mlx5 open_device() glue function. 2153 * @param [in] class 2154 * TLV option variable value of class 2155 * @param [in] type 2156 * TLV option variable value of type 2157 * @param [in] len 2158 * TLV option variable value of len 2159 * 2160 * @return 2161 * The DevX object created, NULL otherwise and rte_errno is set. 2162 */ 2163 struct mlx5_devx_obj * 2164 mlx5_devx_cmd_create_geneve_tlv_option(void *ctx, 2165 uint16_t class, uint8_t type, uint8_t len) 2166 { 2167 uint32_t in[MLX5_ST_SZ_DW(create_geneve_tlv_option_in)] = {0}; 2168 uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0}; 2169 struct mlx5_devx_obj *geneve_tlv_opt_obj = mlx5_malloc(MLX5_MEM_ZERO, 2170 sizeof(*geneve_tlv_opt_obj), 2171 0, SOCKET_ID_ANY); 2172 2173 if (!geneve_tlv_opt_obj) { 2174 DRV_LOG(ERR, "Failed to allocate geneve tlv option object."); 2175 rte_errno = ENOMEM; 2176 return NULL; 2177 } 2178 void *hdr = MLX5_ADDR_OF(create_geneve_tlv_option_in, in, hdr); 2179 void *opt = MLX5_ADDR_OF(create_geneve_tlv_option_in, in, 2180 geneve_tlv_opt); 2181 MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode, 2182 MLX5_CMD_OP_CREATE_GENERAL_OBJECT); 2183 MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type, 2184 MLX5_OBJ_TYPE_GENEVE_TLV_OPT); 2185 MLX5_SET(geneve_tlv_option, opt, option_class, 2186 rte_be_to_cpu_16(class)); 2187 MLX5_SET(geneve_tlv_option, opt, option_type, type); 2188 MLX5_SET(geneve_tlv_option, opt, option_data_length, len); 2189 geneve_tlv_opt_obj->obj = mlx5_glue->devx_obj_create(ctx, in, 2190 sizeof(in), out, sizeof(out)); 2191 if (!geneve_tlv_opt_obj->obj) { 2192 rte_errno = errno; 2193 DRV_LOG(ERR, "Failed to create Geneve tlv option " 2194 "Obj using DevX."); 2195 mlx5_free(geneve_tlv_opt_obj); 2196 return NULL; 2197 } 2198 geneve_tlv_opt_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id); 2199 return geneve_tlv_opt_obj; 2200 } 2201 2202 int 2203 mlx5_devx_cmd_wq_query(void *wq, uint32_t *counter_set_id) 2204 { 2205 #ifdef HAVE_IBV_FLOW_DV_SUPPORT 2206 uint32_t in[MLX5_ST_SZ_DW(query_rq_in)] = {0}; 2207 uint32_t out[MLX5_ST_SZ_DW(query_rq_out)] = {0}; 2208 int rc; 2209 void *rq_ctx; 2210 2211 MLX5_SET(query_rq_in, in, opcode, MLX5_CMD_OP_QUERY_RQ); 2212 MLX5_SET(query_rq_in, in, rqn, ((struct ibv_wq *)wq)->wq_num); 2213 rc = mlx5_glue->devx_wq_query(wq, in, sizeof(in), out, sizeof(out)); 2214 if (rc) { 2215 rte_errno = errno; 2216 DRV_LOG(ERR, "Failed to query WQ counter set ID using DevX - " 2217 "rc = %d, errno = %d.", rc, errno); 2218 return -rc; 2219 }; 2220 rq_ctx = MLX5_ADDR_OF(query_rq_out, out, rq_context); 2221 *counter_set_id = MLX5_GET(rqc, rq_ctx, counter_set_id); 2222 return 0; 2223 #else 2224 (void)wq; 2225 (void)counter_set_id; 2226 return -ENOTSUP; 2227 #endif 2228 } 2229 2230 /* 2231 * Allocate queue counters via devx interface. 2232 * 2233 * @param[in] ctx 2234 * Context returned from mlx5 open_device() glue function. 2235 * 2236 * @return 2237 * Pointer to counter object on success, a NULL value otherwise and 2238 * rte_errno is set. 2239 */ 2240 struct mlx5_devx_obj * 2241 mlx5_devx_cmd_queue_counter_alloc(void *ctx) 2242 { 2243 struct mlx5_devx_obj *dcs = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*dcs), 0, 2244 SOCKET_ID_ANY); 2245 uint32_t in[MLX5_ST_SZ_DW(alloc_q_counter_in)] = {0}; 2246 uint32_t out[MLX5_ST_SZ_DW(alloc_q_counter_out)] = {0}; 2247 2248 if (!dcs) { 2249 rte_errno = ENOMEM; 2250 return NULL; 2251 } 2252 MLX5_SET(alloc_q_counter_in, in, opcode, MLX5_CMD_OP_ALLOC_Q_COUNTER); 2253 dcs->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), out, 2254 sizeof(out)); 2255 if (!dcs->obj) { 2256 DRV_LOG(DEBUG, "Can't allocate q counter set by DevX - error " 2257 "%d.", errno); 2258 rte_errno = errno; 2259 mlx5_free(dcs); 2260 return NULL; 2261 } 2262 dcs->id = MLX5_GET(alloc_q_counter_out, out, counter_set_id); 2263 return dcs; 2264 } 2265 2266 /** 2267 * Query queue counters values. 2268 * 2269 * @param[in] dcs 2270 * devx object of the queue counter set. 2271 * @param[in] clear 2272 * Whether hardware should clear the counters after the query or not. 2273 * @param[out] out_of_buffers 2274 * Number of dropped occurred due to lack of WQE for the associated QPs/RQs. 2275 * 2276 * @return 2277 * 0 on success, a negative value otherwise. 2278 */ 2279 int 2280 mlx5_devx_cmd_queue_counter_query(struct mlx5_devx_obj *dcs, int clear, 2281 uint32_t *out_of_buffers) 2282 { 2283 uint32_t out[MLX5_ST_SZ_BYTES(query_q_counter_out)] = {0}; 2284 uint32_t in[MLX5_ST_SZ_DW(query_q_counter_in)] = {0}; 2285 int rc; 2286 2287 MLX5_SET(query_q_counter_in, in, opcode, 2288 MLX5_CMD_OP_QUERY_Q_COUNTER); 2289 MLX5_SET(query_q_counter_in, in, op_mod, 0); 2290 MLX5_SET(query_q_counter_in, in, counter_set_id, dcs->id); 2291 MLX5_SET(query_q_counter_in, in, clear, !!clear); 2292 rc = mlx5_glue->devx_obj_query(dcs->obj, in, sizeof(in), out, 2293 sizeof(out)); 2294 if (rc) { 2295 DRV_LOG(ERR, "Failed to query devx q counter set - rc %d", rc); 2296 rte_errno = rc; 2297 return -rc; 2298 } 2299 *out_of_buffers = MLX5_GET(query_q_counter_out, out, out_of_buffer); 2300 return 0; 2301 } 2302