1 /* SPDX-License-Identifier: BSD-3-Clause 2 * Copyright(c) 2014-2021 Broadcom 3 * All rights reserved. 4 */ 5 6 #include "bnxt.h" 7 #include "bnxt_tf_common.h" 8 #include "ulp_rte_parser.h" 9 #include "ulp_matcher.h" 10 #include "ulp_flow_db.h" 11 #include "ulp_mapper.h" 12 #include "ulp_fc_mgr.h" 13 #include "ulp_port_db.h" 14 #include "ulp_ha_mgr.h" 15 #include "ulp_tun.h" 16 #include <rte_malloc.h> 17 18 static int32_t 19 bnxt_ulp_flow_validate_args(const struct rte_flow_attr *attr, 20 const struct rte_flow_item pattern[], 21 const struct rte_flow_action actions[], 22 struct rte_flow_error *error) 23 { 24 /* Perform the validation of the arguments for null */ 25 if (!error) 26 return BNXT_TF_RC_ERROR; 27 28 if (!pattern) { 29 rte_flow_error_set(error, 30 EINVAL, 31 RTE_FLOW_ERROR_TYPE_ITEM_NUM, 32 NULL, 33 "NULL pattern."); 34 return BNXT_TF_RC_ERROR; 35 } 36 37 if (!actions) { 38 rte_flow_error_set(error, 39 EINVAL, 40 RTE_FLOW_ERROR_TYPE_ACTION_NUM, 41 NULL, 42 "NULL action."); 43 return BNXT_TF_RC_ERROR; 44 } 45 46 if (!attr) { 47 rte_flow_error_set(error, 48 EINVAL, 49 RTE_FLOW_ERROR_TYPE_ATTR, 50 NULL, 51 "NULL attribute."); 52 return BNXT_TF_RC_ERROR; 53 } 54 55 if (attr->egress && attr->ingress) { 56 rte_flow_error_set(error, 57 EINVAL, 58 RTE_FLOW_ERROR_TYPE_ATTR, 59 attr, 60 "EGRESS AND INGRESS UNSUPPORTED"); 61 return BNXT_TF_RC_ERROR; 62 } 63 return BNXT_TF_RC_SUCCESS; 64 } 65 66 static inline void 67 bnxt_ulp_set_dir_attributes(struct ulp_rte_parser_params *params, 68 const struct rte_flow_attr *attr) 69 { 70 /* Set the flow attributes */ 71 if (attr->egress) 72 params->dir_attr |= BNXT_ULP_FLOW_ATTR_EGRESS; 73 if (attr->ingress) 74 params->dir_attr |= BNXT_ULP_FLOW_ATTR_INGRESS; 75 #if RTE_VERSION_NUM(17, 11, 10, 16) < RTE_VERSION 76 if (attr->transfer) 77 params->dir_attr |= BNXT_ULP_FLOW_ATTR_TRANSFER; 78 #endif 79 } 80 81 void 82 bnxt_ulp_init_mapper_params(struct bnxt_ulp_mapper_create_parms *mapper_cparms, 83 struct ulp_rte_parser_params *params, 84 enum bnxt_ulp_fdb_type flow_type) 85 { 86 uint32_t ulp_flags = 0; 87 88 memset(mapper_cparms, 0, sizeof(*mapper_cparms)); 89 mapper_cparms->flow_type = flow_type; 90 mapper_cparms->app_priority = params->priority; 91 mapper_cparms->dir_attr = params->dir_attr; 92 mapper_cparms->class_tid = params->class_id; 93 mapper_cparms->act_tid = params->act_tmpl; 94 mapper_cparms->func_id = params->func_id; 95 mapper_cparms->hdr_bitmap = ¶ms->hdr_bitmap; 96 mapper_cparms->enc_hdr_bitmap = ¶ms->enc_hdr_bitmap; 97 mapper_cparms->hdr_field = params->hdr_field; 98 mapper_cparms->enc_field = params->enc_field; 99 mapper_cparms->comp_fld = params->comp_fld; 100 mapper_cparms->act = ¶ms->act_bitmap; 101 mapper_cparms->act_prop = ¶ms->act_prop; 102 mapper_cparms->flow_id = params->fid; 103 mapper_cparms->parent_flow = params->parent_flow; 104 mapper_cparms->child_flow = params->child_flow; 105 mapper_cparms->fld_bitmap = ¶ms->fld_bitmap; 106 mapper_cparms->flow_pattern_id = params->flow_pattern_id; 107 mapper_cparms->act_pattern_id = params->act_pattern_id; 108 mapper_cparms->app_id = params->app_id; 109 mapper_cparms->port_id = params->port_id; 110 mapper_cparms->tun_idx = params->tun_idx; 111 112 /* update the signature fields into the computed field list */ 113 ULP_COMP_FLD_IDX_WR(params, BNXT_ULP_CF_IDX_HDR_SIG_ID, 114 params->hdr_sig_id); 115 ULP_COMP_FLD_IDX_WR(params, BNXT_ULP_CF_IDX_FLOW_SIG_ID, 116 params->flow_sig_id); 117 118 /* update the WC Priority flag */ 119 if (!bnxt_ulp_cntxt_ptr2_ulp_flags_get(params->ulp_ctx, &ulp_flags) && 120 ULP_HIGH_AVAIL_IS_ENABLED(ulp_flags)) { 121 enum ulp_ha_mgr_region region = ULP_HA_REGION_LOW; 122 int32_t rc; 123 124 rc = ulp_ha_mgr_region_get(params->ulp_ctx, ®ion); 125 if (rc) 126 BNXT_TF_DBG(ERR, "Unable to get WC region\n"); 127 if (region == ULP_HA_REGION_HI) 128 ULP_COMP_FLD_IDX_WR(params, 129 BNXT_ULP_CF_IDX_WC_IS_HA_HIGH_REG, 130 1); 131 } 132 } 133 134 /* Function to create the rte flow. */ 135 static struct rte_flow * 136 bnxt_ulp_flow_create(struct rte_eth_dev *dev, 137 const struct rte_flow_attr *attr, 138 const struct rte_flow_item pattern[], 139 const struct rte_flow_action actions[], 140 struct rte_flow_error *error) 141 { 142 struct bnxt_ulp_mapper_create_parms mapper_cparms = { 0 }; 143 struct ulp_rte_parser_params params; 144 struct bnxt_ulp_context *ulp_ctx; 145 int rc, ret = BNXT_TF_RC_ERROR; 146 struct rte_flow *flow_id; 147 uint16_t func_id; 148 uint32_t fid; 149 150 if (bnxt_ulp_flow_validate_args(attr, 151 pattern, actions, 152 error) == BNXT_TF_RC_ERROR) { 153 BNXT_TF_DBG(ERR, "Invalid arguments being passed\n"); 154 goto flow_error; 155 } 156 157 ulp_ctx = bnxt_ulp_eth_dev_ptr2_cntxt_get(dev); 158 if (!ulp_ctx) { 159 BNXT_TF_DBG(ERR, "ULP context is not initialized\n"); 160 goto flow_error; 161 } 162 163 /* Initialize the parser params */ 164 memset(¶ms, 0, sizeof(struct ulp_rte_parser_params)); 165 params.ulp_ctx = ulp_ctx; 166 167 if (bnxt_ulp_cntxt_app_id_get(params.ulp_ctx, ¶ms.app_id)) { 168 BNXT_TF_DBG(ERR, "failed to get the app id\n"); 169 goto flow_error; 170 } 171 172 /* Set the flow attributes */ 173 bnxt_ulp_set_dir_attributes(¶ms, attr); 174 175 /* copy the device port id and direction for further processing */ 176 ULP_COMP_FLD_IDX_WR(¶ms, BNXT_ULP_CF_IDX_INCOMING_IF, 177 dev->data->port_id); 178 ULP_COMP_FLD_IDX_WR(¶ms, BNXT_ULP_CF_IDX_DEV_PORT_ID, 179 dev->data->port_id); 180 ULP_COMP_FLD_IDX_WR(¶ms, BNXT_ULP_CF_IDX_SVIF_FLAG, 181 BNXT_ULP_INVALID_SVIF_VAL); 182 183 /* Get the function id */ 184 if (ulp_port_db_port_func_id_get(ulp_ctx, 185 dev->data->port_id, 186 &func_id)) { 187 BNXT_TF_DBG(ERR, "conversion of port to func id failed\n"); 188 goto flow_error; 189 } 190 191 /* Protect flow creation */ 192 if (bnxt_ulp_cntxt_acquire_fdb_lock(ulp_ctx)) { 193 BNXT_TF_DBG(ERR, "Flow db lock acquire failed\n"); 194 goto flow_error; 195 } 196 197 /* Allocate a Flow ID for attaching all resources for the flow to. 198 * Once allocated, all errors have to walk the list of resources and 199 * free each of them. 200 */ 201 rc = ulp_flow_db_fid_alloc(ulp_ctx, BNXT_ULP_FDB_TYPE_REGULAR, 202 func_id, &fid); 203 if (rc) { 204 BNXT_TF_DBG(ERR, "Unable to allocate flow table entry\n"); 205 goto release_lock; 206 } 207 208 /* Parse the rte flow pattern */ 209 ret = bnxt_ulp_rte_parser_hdr_parse(pattern, ¶ms); 210 if (ret != BNXT_TF_RC_SUCCESS) 211 goto free_fid; 212 213 /* Parse the rte flow action */ 214 ret = bnxt_ulp_rte_parser_act_parse(actions, ¶ms); 215 if (ret != BNXT_TF_RC_SUCCESS) 216 goto free_fid; 217 218 params.fid = fid; 219 params.func_id = func_id; 220 params.priority = attr->priority; 221 params.port_id = dev->data->port_id; 222 223 /* Perform the rte flow post process */ 224 bnxt_ulp_rte_parser_post_process(¶ms); 225 226 /* do the tunnel offload process if any */ 227 ret = ulp_tunnel_offload_process(¶ms); 228 if (ret == BNXT_TF_RC_ERROR) 229 goto free_fid; 230 231 ret = ulp_matcher_pattern_match(¶ms, ¶ms.class_id); 232 if (ret != BNXT_TF_RC_SUCCESS) 233 goto free_fid; 234 235 ret = ulp_matcher_action_match(¶ms, ¶ms.act_tmpl); 236 if (ret != BNXT_TF_RC_SUCCESS) 237 goto free_fid; 238 239 bnxt_ulp_init_mapper_params(&mapper_cparms, ¶ms, 240 BNXT_ULP_FDB_TYPE_REGULAR); 241 /* Call the ulp mapper to create the flow in the hardware. */ 242 ret = ulp_mapper_flow_create(ulp_ctx, &mapper_cparms); 243 if (ret) 244 goto free_fid; 245 246 bnxt_ulp_cntxt_release_fdb_lock(ulp_ctx); 247 248 flow_id = (struct rte_flow *)((uintptr_t)fid); 249 return flow_id; 250 251 free_fid: 252 ulp_flow_db_fid_free(ulp_ctx, BNXT_ULP_FDB_TYPE_REGULAR, fid); 253 release_lock: 254 bnxt_ulp_cntxt_release_fdb_lock(ulp_ctx); 255 flow_error: 256 rte_flow_error_set(error, ret, RTE_FLOW_ERROR_TYPE_HANDLE, NULL, 257 "Failed to create flow."); 258 return NULL; 259 } 260 261 /* Function to validate the rte flow. */ 262 static int 263 bnxt_ulp_flow_validate(struct rte_eth_dev *dev, 264 const struct rte_flow_attr *attr, 265 const struct rte_flow_item pattern[], 266 const struct rte_flow_action actions[], 267 struct rte_flow_error *error) 268 { 269 struct ulp_rte_parser_params params; 270 struct bnxt_ulp_context *ulp_ctx; 271 uint32_t class_id, act_tmpl; 272 int ret = BNXT_TF_RC_ERROR; 273 274 if (bnxt_ulp_flow_validate_args(attr, 275 pattern, actions, 276 error) == BNXT_TF_RC_ERROR) { 277 BNXT_TF_DBG(ERR, "Invalid arguments being passed\n"); 278 goto parse_error; 279 } 280 281 ulp_ctx = bnxt_ulp_eth_dev_ptr2_cntxt_get(dev); 282 if (!ulp_ctx) { 283 BNXT_TF_DBG(ERR, "ULP context is not initialized\n"); 284 goto parse_error; 285 } 286 287 /* Initialize the parser params */ 288 memset(¶ms, 0, sizeof(struct ulp_rte_parser_params)); 289 params.ulp_ctx = ulp_ctx; 290 291 if (bnxt_ulp_cntxt_app_id_get(params.ulp_ctx, ¶ms.app_id)) { 292 BNXT_TF_DBG(ERR, "failed to get the app id\n"); 293 goto parse_error; 294 } 295 296 /* Set the flow attributes */ 297 bnxt_ulp_set_dir_attributes(¶ms, attr); 298 299 /* Parse the rte flow pattern */ 300 ret = bnxt_ulp_rte_parser_hdr_parse(pattern, ¶ms); 301 if (ret != BNXT_TF_RC_SUCCESS) 302 goto parse_error; 303 304 /* Parse the rte flow action */ 305 ret = bnxt_ulp_rte_parser_act_parse(actions, ¶ms); 306 if (ret != BNXT_TF_RC_SUCCESS) 307 goto parse_error; 308 309 /* Perform the rte flow post process */ 310 bnxt_ulp_rte_parser_post_process(¶ms); 311 312 /* do the tunnel offload process if any */ 313 ret = ulp_tunnel_offload_process(¶ms); 314 if (ret == BNXT_TF_RC_ERROR) 315 goto parse_error; 316 317 ret = ulp_matcher_pattern_match(¶ms, &class_id); 318 319 if (ret != BNXT_TF_RC_SUCCESS) 320 goto parse_error; 321 322 ret = ulp_matcher_action_match(¶ms, &act_tmpl); 323 if (ret != BNXT_TF_RC_SUCCESS) 324 goto parse_error; 325 326 /* all good return success */ 327 return ret; 328 329 parse_error: 330 rte_flow_error_set(error, ret, RTE_FLOW_ERROR_TYPE_HANDLE, NULL, 331 "Failed to validate flow."); 332 return -EINVAL; 333 } 334 335 /* Function to destroy the rte flow. */ 336 int 337 bnxt_ulp_flow_destroy(struct rte_eth_dev *dev, 338 struct rte_flow *flow, 339 struct rte_flow_error *error) 340 { 341 struct bnxt_ulp_context *ulp_ctx; 342 uint32_t flow_id; 343 uint16_t func_id; 344 int ret; 345 346 ulp_ctx = bnxt_ulp_eth_dev_ptr2_cntxt_get(dev); 347 if (!ulp_ctx) { 348 BNXT_TF_DBG(ERR, "ULP context is not initialized\n"); 349 if (error) 350 rte_flow_error_set(error, EINVAL, 351 RTE_FLOW_ERROR_TYPE_HANDLE, NULL, 352 "Failed to destroy flow."); 353 return -EINVAL; 354 } 355 356 flow_id = (uint32_t)(uintptr_t)flow; 357 358 if (ulp_port_db_port_func_id_get(ulp_ctx, 359 dev->data->port_id, 360 &func_id)) { 361 BNXT_TF_DBG(ERR, "conversion of port to func id failed\n"); 362 if (error) 363 rte_flow_error_set(error, EINVAL, 364 RTE_FLOW_ERROR_TYPE_HANDLE, NULL, 365 "Failed to destroy flow."); 366 return -EINVAL; 367 } 368 369 if (ulp_flow_db_validate_flow_func(ulp_ctx, flow_id, func_id) == 370 false) { 371 BNXT_TF_DBG(ERR, "Incorrect device params\n"); 372 if (error) 373 rte_flow_error_set(error, EINVAL, 374 RTE_FLOW_ERROR_TYPE_HANDLE, NULL, 375 "Failed to destroy flow."); 376 return -EINVAL; 377 } 378 379 if (bnxt_ulp_cntxt_acquire_fdb_lock(ulp_ctx)) { 380 BNXT_TF_DBG(ERR, "Flow db lock acquire failed\n"); 381 return -EINVAL; 382 } 383 ret = ulp_mapper_flow_destroy(ulp_ctx, BNXT_ULP_FDB_TYPE_REGULAR, 384 flow_id); 385 if (ret) { 386 BNXT_TF_DBG(ERR, "Failed to destroy flow.\n"); 387 if (error) 388 rte_flow_error_set(error, -ret, 389 RTE_FLOW_ERROR_TYPE_HANDLE, NULL, 390 "Failed to destroy flow."); 391 } 392 bnxt_ulp_cntxt_release_fdb_lock(ulp_ctx); 393 394 return ret; 395 } 396 397 /* Function to destroy the rte flows. */ 398 static int32_t 399 bnxt_ulp_flow_flush(struct rte_eth_dev *eth_dev, 400 struct rte_flow_error *error) 401 { 402 struct bnxt_ulp_context *ulp_ctx; 403 int32_t ret = 0; 404 uint16_t func_id; 405 406 ulp_ctx = bnxt_ulp_eth_dev_ptr2_cntxt_get(eth_dev); 407 if (!ulp_ctx) { 408 return ret; 409 } 410 411 /* Free the resources for the last device */ 412 if (ulp_ctx_deinit_allowed(ulp_ctx)) { 413 ret = ulp_flow_db_session_flow_flush(ulp_ctx); 414 } else if (bnxt_ulp_cntxt_ptr2_flow_db_get(ulp_ctx)) { 415 ret = ulp_port_db_port_func_id_get(ulp_ctx, 416 eth_dev->data->port_id, 417 &func_id); 418 if (!ret) 419 ret = ulp_flow_db_function_flow_flush(ulp_ctx, func_id); 420 else 421 BNXT_TF_DBG(ERR, "convert port to func id failed\n"); 422 } 423 if (ret) 424 rte_flow_error_set(error, ret, 425 RTE_FLOW_ERROR_TYPE_HANDLE, NULL, 426 "Failed to flush flow."); 427 return ret; 428 } 429 430 /* Function to query the rte flows. */ 431 static int32_t 432 bnxt_ulp_flow_query(struct rte_eth_dev *eth_dev, 433 struct rte_flow *flow, 434 const struct rte_flow_action *action, 435 void *data, 436 struct rte_flow_error *error) 437 { 438 int rc = 0; 439 struct bnxt_ulp_context *ulp_ctx; 440 struct rte_flow_query_count *count; 441 uint32_t flow_id; 442 443 ulp_ctx = bnxt_ulp_eth_dev_ptr2_cntxt_get(eth_dev); 444 if (!ulp_ctx) { 445 BNXT_TF_DBG(ERR, "ULP context is not initialized\n"); 446 rte_flow_error_set(error, EINVAL, 447 RTE_FLOW_ERROR_TYPE_HANDLE, NULL, 448 "Failed to query flow."); 449 return -EINVAL; 450 } 451 452 flow_id = (uint32_t)(uintptr_t)flow; 453 454 switch (action->type) { 455 case RTE_FLOW_ACTION_TYPE_COUNT: 456 count = data; 457 rc = ulp_fc_mgr_query_count_get(ulp_ctx, flow_id, count); 458 if (rc) { 459 rte_flow_error_set(error, EINVAL, 460 RTE_FLOW_ERROR_TYPE_HANDLE, NULL, 461 "Failed to query flow."); 462 } 463 break; 464 default: 465 rte_flow_error_set(error, -rc, RTE_FLOW_ERROR_TYPE_ACTION_NUM, 466 NULL, "Unsupported action item"); 467 } 468 469 return rc; 470 } 471 472 /* Tunnel offload Apis */ 473 #define BNXT_ULP_TUNNEL_OFFLOAD_NUM_ITEMS 1 474 475 static int 476 bnxt_ulp_tunnel_decap_set(struct rte_eth_dev *eth_dev, 477 struct rte_flow_tunnel *tunnel, 478 struct rte_flow_action **pmd_actions, 479 uint32_t *num_of_actions, 480 struct rte_flow_error *error) 481 { 482 struct bnxt_ulp_context *ulp_ctx; 483 struct bnxt_flow_app_tun_ent *tun_entry; 484 int32_t rc = 0; 485 486 ulp_ctx = bnxt_ulp_eth_dev_ptr2_cntxt_get(eth_dev); 487 if (ulp_ctx == NULL) { 488 BNXT_TF_DBG(ERR, "ULP context is not initialized\n"); 489 rte_flow_error_set(error, EINVAL, 490 RTE_FLOW_ERROR_TYPE_HANDLE, NULL, 491 "ULP context uninitialized"); 492 return -EINVAL; 493 } 494 495 if (tunnel == NULL) { 496 BNXT_TF_DBG(ERR, "No tunnel specified\n"); 497 rte_flow_error_set(error, EINVAL, 498 RTE_FLOW_ERROR_TYPE_ATTR, NULL, 499 "no tunnel specified"); 500 return -EINVAL; 501 } 502 503 if (tunnel->type != RTE_FLOW_ITEM_TYPE_VXLAN) { 504 BNXT_TF_DBG(ERR, "Tunnel type unsupported\n"); 505 rte_flow_error_set(error, EINVAL, 506 RTE_FLOW_ERROR_TYPE_ATTR, NULL, 507 "tunnel type unsupported"); 508 return -EINVAL; 509 } 510 511 rc = ulp_app_tun_search_entry(ulp_ctx, tunnel, &tun_entry); 512 if (rc < 0) { 513 rte_flow_error_set(error, EINVAL, 514 RTE_FLOW_ERROR_TYPE_ATTR, NULL, 515 "tunnel decap set failed"); 516 return -EINVAL; 517 } 518 519 rc = ulp_app_tun_entry_set_decap_action(tun_entry); 520 if (rc < 0) { 521 rte_flow_error_set(error, EINVAL, 522 RTE_FLOW_ERROR_TYPE_ATTR, NULL, 523 "tunnel decap set failed"); 524 return -EINVAL; 525 } 526 527 *pmd_actions = &tun_entry->action; 528 *num_of_actions = BNXT_ULP_TUNNEL_OFFLOAD_NUM_ITEMS; 529 return 0; 530 } 531 532 static int 533 bnxt_ulp_tunnel_match(struct rte_eth_dev *eth_dev, 534 struct rte_flow_tunnel *tunnel, 535 struct rte_flow_item **pmd_items, 536 uint32_t *num_of_items, 537 struct rte_flow_error *error) 538 { 539 struct bnxt_ulp_context *ulp_ctx; 540 struct bnxt_flow_app_tun_ent *tun_entry; 541 int32_t rc = 0; 542 543 ulp_ctx = bnxt_ulp_eth_dev_ptr2_cntxt_get(eth_dev); 544 if (ulp_ctx == NULL) { 545 BNXT_TF_DBG(ERR, "ULP context is not initialized\n"); 546 rte_flow_error_set(error, EINVAL, 547 RTE_FLOW_ERROR_TYPE_HANDLE, NULL, 548 "ULP context uninitialized"); 549 return -EINVAL; 550 } 551 552 if (tunnel == NULL) { 553 BNXT_TF_DBG(ERR, "No tunnel specified\n"); 554 rte_flow_error_set(error, EINVAL, 555 RTE_FLOW_ERROR_TYPE_HANDLE, NULL, 556 "no tunnel specified"); 557 return -EINVAL; 558 } 559 560 if (tunnel->type != RTE_FLOW_ITEM_TYPE_VXLAN) { 561 BNXT_TF_DBG(ERR, "Tunnel type unsupported\n"); 562 rte_flow_error_set(error, EINVAL, 563 RTE_FLOW_ERROR_TYPE_HANDLE, NULL, 564 "tunnel type unsupported"); 565 return -EINVAL; 566 } 567 568 rc = ulp_app_tun_search_entry(ulp_ctx, tunnel, &tun_entry); 569 if (rc < 0) { 570 rte_flow_error_set(error, EINVAL, 571 RTE_FLOW_ERROR_TYPE_ATTR, NULL, 572 "tunnel match set failed"); 573 return -EINVAL; 574 } 575 576 rc = ulp_app_tun_entry_set_decap_item(tun_entry); 577 if (rc < 0) { 578 rte_flow_error_set(error, EINVAL, 579 RTE_FLOW_ERROR_TYPE_ATTR, NULL, 580 "tunnel match set failed"); 581 return -EINVAL; 582 } 583 584 *pmd_items = &tun_entry->item; 585 *num_of_items = BNXT_ULP_TUNNEL_OFFLOAD_NUM_ITEMS; 586 return 0; 587 } 588 589 static int 590 bnxt_ulp_tunnel_decap_release(struct rte_eth_dev *eth_dev, 591 struct rte_flow_action *pmd_actions, 592 uint32_t num_actions, 593 struct rte_flow_error *error) 594 { 595 struct bnxt_ulp_context *ulp_ctx; 596 struct bnxt_flow_app_tun_ent *tun_entry; 597 const struct rte_flow_action *action_item = pmd_actions; 598 599 ulp_ctx = bnxt_ulp_eth_dev_ptr2_cntxt_get(eth_dev); 600 if (ulp_ctx == NULL) { 601 BNXT_TF_DBG(ERR, "ULP context is not initialized\n"); 602 rte_flow_error_set(error, EINVAL, 603 RTE_FLOW_ERROR_TYPE_HANDLE, NULL, 604 "ULP context uninitialized"); 605 return -EINVAL; 606 } 607 if (num_actions != BNXT_ULP_TUNNEL_OFFLOAD_NUM_ITEMS) { 608 BNXT_TF_DBG(ERR, "num actions is invalid\n"); 609 rte_flow_error_set(error, EINVAL, 610 RTE_FLOW_ERROR_TYPE_ATTR, NULL, 611 "num actions is invalid"); 612 return -EINVAL; 613 } 614 while (action_item && action_item->type != RTE_FLOW_ACTION_TYPE_END) { 615 if (action_item->type == (typeof(tun_entry->action.type)) 616 BNXT_RTE_FLOW_ACTION_TYPE_VXLAN_DECAP) { 617 tun_entry = ulp_app_tun_match_entry(ulp_ctx, 618 action_item->conf); 619 ulp_app_tun_entry_delete(tun_entry); 620 } 621 action_item++; 622 } 623 return 0; 624 } 625 626 static int 627 bnxt_ulp_tunnel_item_release(struct rte_eth_dev *eth_dev, 628 struct rte_flow_item *pmd_items, 629 uint32_t num_items, 630 struct rte_flow_error *error) 631 { 632 struct bnxt_ulp_context *ulp_ctx; 633 struct bnxt_flow_app_tun_ent *tun_entry; 634 635 ulp_ctx = bnxt_ulp_eth_dev_ptr2_cntxt_get(eth_dev); 636 if (ulp_ctx == NULL) { 637 BNXT_TF_DBG(ERR, "ULP context is not initialized\n"); 638 rte_flow_error_set(error, EINVAL, 639 RTE_FLOW_ERROR_TYPE_HANDLE, NULL, 640 "ULP context uninitialized"); 641 return -EINVAL; 642 } 643 if (num_items != BNXT_ULP_TUNNEL_OFFLOAD_NUM_ITEMS) { 644 BNXT_TF_DBG(ERR, "num items is invalid\n"); 645 rte_flow_error_set(error, EINVAL, 646 RTE_FLOW_ERROR_TYPE_ATTR, NULL, 647 "num items is invalid"); 648 return -EINVAL; 649 } 650 651 tun_entry = ulp_app_tun_match_entry(ulp_ctx, pmd_items->spec); 652 ulp_app_tun_entry_delete(tun_entry); 653 return 0; 654 } 655 656 const struct rte_flow_ops bnxt_ulp_rte_flow_ops = { 657 .validate = bnxt_ulp_flow_validate, 658 .create = bnxt_ulp_flow_create, 659 .destroy = bnxt_ulp_flow_destroy, 660 .flush = bnxt_ulp_flow_flush, 661 .query = bnxt_ulp_flow_query, 662 .isolate = NULL, 663 /* Tunnel offload callbacks */ 664 .tunnel_decap_set = bnxt_ulp_tunnel_decap_set, 665 .tunnel_match = bnxt_ulp_tunnel_match, 666 .tunnel_action_decap_release = bnxt_ulp_tunnel_decap_release, 667 .tunnel_item_release = bnxt_ulp_tunnel_item_release, 668 .get_restore_info = NULL 669 }; 670