1 /* SPDX-License-Identifier: BSD-3-Clause 2 * Copyright(c) 2018 Intel Corporation. 3 * All rights reserved. 4 */ 5 6 #include <string.h> 7 #include <stdbool.h> 8 #include <rte_common.h> 9 #include <rte_dev.h> 10 #include <rte_errno.h> 11 #include <rte_cryptodev.h> 12 #include <cryptodev_pmd.h> 13 #include <rte_log.h> 14 #include <rte_malloc.h> 15 #include <rte_service_component.h> 16 17 #include "rte_eventdev.h" 18 #include "eventdev_pmd.h" 19 #include "eventdev_trace.h" 20 #include "rte_event_crypto_adapter.h" 21 22 #define BATCH_SIZE 32 23 #define DEFAULT_MAX_NB 128 24 #define CRYPTO_ADAPTER_NAME_LEN 32 25 #define CRYPTO_ADAPTER_MEM_NAME_LEN 32 26 #define CRYPTO_ADAPTER_MAX_EV_ENQ_RETRIES 100 27 28 /* Flush an instance's enqueue buffers every CRYPTO_ENQ_FLUSH_THRESHOLD 29 * iterations of eca_crypto_adapter_enq_run() 30 */ 31 #define CRYPTO_ENQ_FLUSH_THRESHOLD 1024 32 33 struct event_crypto_adapter { 34 /* Event device identifier */ 35 uint8_t eventdev_id; 36 /* Event port identifier */ 37 uint8_t event_port_id; 38 /* Store event device's implicit release capability */ 39 uint8_t implicit_release_disabled; 40 /* Max crypto ops processed in any service function invocation */ 41 uint32_t max_nb; 42 /* Lock to serialize config updates with service function */ 43 rte_spinlock_t lock; 44 /* Next crypto device to be processed */ 45 uint16_t next_cdev_id; 46 /* Per crypto device structure */ 47 struct crypto_device_info *cdevs; 48 /* Loop counter to flush crypto ops */ 49 uint16_t transmit_loop_count; 50 /* Per instance stats structure */ 51 struct rte_event_crypto_adapter_stats crypto_stats; 52 /* Configuration callback for rte_service configuration */ 53 rte_event_crypto_adapter_conf_cb conf_cb; 54 /* Configuration callback argument */ 55 void *conf_arg; 56 /* Set if default_cb is being used */ 57 int default_cb_arg; 58 /* Service initialization state */ 59 uint8_t service_inited; 60 /* Memory allocation name */ 61 char mem_name[CRYPTO_ADAPTER_MEM_NAME_LEN]; 62 /* Socket identifier cached from eventdev */ 63 int socket_id; 64 /* Per adapter EAL service */ 65 uint32_t service_id; 66 /* No. of queue pairs configured */ 67 uint16_t nb_qps; 68 /* Adapter mode */ 69 enum rte_event_crypto_adapter_mode mode; 70 } __rte_cache_aligned; 71 72 /* Per crypto device information */ 73 struct crypto_device_info { 74 /* Pointer to cryptodev */ 75 struct rte_cryptodev *dev; 76 /* Pointer to queue pair info */ 77 struct crypto_queue_pair_info *qpairs; 78 /* Next queue pair to be processed */ 79 uint16_t next_queue_pair_id; 80 /* Set to indicate cryptodev->eventdev packet 81 * transfer uses a hardware mechanism 82 */ 83 uint8_t internal_event_port; 84 /* Set to indicate processing has been started */ 85 uint8_t dev_started; 86 /* If num_qpairs > 0, the start callback will 87 * be invoked if not already invoked 88 */ 89 uint16_t num_qpairs; 90 } __rte_cache_aligned; 91 92 /* Per queue pair information */ 93 struct crypto_queue_pair_info { 94 /* Set to indicate queue pair is enabled */ 95 bool qp_enabled; 96 /* Pointer to hold rte_crypto_ops for batching */ 97 struct rte_crypto_op **op_buffer; 98 /* No of crypto ops accumulated */ 99 uint8_t len; 100 } __rte_cache_aligned; 101 102 static struct event_crypto_adapter **event_crypto_adapter; 103 104 /* Macros to check for valid adapter */ 105 #define EVENT_CRYPTO_ADAPTER_ID_VALID_OR_ERR_RET(id, retval) do { \ 106 if (!eca_valid_id(id)) { \ 107 RTE_EDEV_LOG_ERR("Invalid crypto adapter id = %d\n", id); \ 108 return retval; \ 109 } \ 110 } while (0) 111 112 static inline int 113 eca_valid_id(uint8_t id) 114 { 115 return id < RTE_EVENT_CRYPTO_ADAPTER_MAX_INSTANCE; 116 } 117 118 static int 119 eca_init(void) 120 { 121 const char *name = "crypto_adapter_array"; 122 const struct rte_memzone *mz; 123 unsigned int sz; 124 125 sz = sizeof(*event_crypto_adapter) * 126 RTE_EVENT_CRYPTO_ADAPTER_MAX_INSTANCE; 127 sz = RTE_ALIGN(sz, RTE_CACHE_LINE_SIZE); 128 129 mz = rte_memzone_lookup(name); 130 if (mz == NULL) { 131 mz = rte_memzone_reserve_aligned(name, sz, rte_socket_id(), 0, 132 RTE_CACHE_LINE_SIZE); 133 if (mz == NULL) { 134 RTE_EDEV_LOG_ERR("failed to reserve memzone err = %" 135 PRId32, rte_errno); 136 return -rte_errno; 137 } 138 } 139 140 event_crypto_adapter = mz->addr; 141 return 0; 142 } 143 144 static inline struct event_crypto_adapter * 145 eca_id_to_adapter(uint8_t id) 146 { 147 return event_crypto_adapter ? 148 event_crypto_adapter[id] : NULL; 149 } 150 151 static int 152 eca_default_config_cb(uint8_t id, uint8_t dev_id, 153 struct rte_event_crypto_adapter_conf *conf, void *arg) 154 { 155 struct rte_event_dev_config dev_conf; 156 struct rte_eventdev *dev; 157 uint8_t port_id; 158 int started; 159 int ret; 160 struct rte_event_port_conf *port_conf = arg; 161 struct event_crypto_adapter *adapter = eca_id_to_adapter(id); 162 163 if (adapter == NULL) 164 return -EINVAL; 165 166 dev = &rte_eventdevs[adapter->eventdev_id]; 167 dev_conf = dev->data->dev_conf; 168 169 started = dev->data->dev_started; 170 if (started) 171 rte_event_dev_stop(dev_id); 172 port_id = dev_conf.nb_event_ports; 173 dev_conf.nb_event_ports += 1; 174 ret = rte_event_dev_configure(dev_id, &dev_conf); 175 if (ret) { 176 RTE_EDEV_LOG_ERR("failed to configure event dev %u\n", dev_id); 177 if (started) { 178 if (rte_event_dev_start(dev_id)) 179 return -EIO; 180 } 181 return ret; 182 } 183 184 ret = rte_event_port_setup(dev_id, port_id, port_conf); 185 if (ret) { 186 RTE_EDEV_LOG_ERR("failed to setup event port %u\n", port_id); 187 return ret; 188 } 189 190 conf->event_port_id = port_id; 191 conf->max_nb = DEFAULT_MAX_NB; 192 if (started) 193 ret = rte_event_dev_start(dev_id); 194 195 adapter->default_cb_arg = 1; 196 return ret; 197 } 198 199 int 200 rte_event_crypto_adapter_create_ext(uint8_t id, uint8_t dev_id, 201 rte_event_crypto_adapter_conf_cb conf_cb, 202 enum rte_event_crypto_adapter_mode mode, 203 void *conf_arg) 204 { 205 struct event_crypto_adapter *adapter; 206 char mem_name[CRYPTO_ADAPTER_NAME_LEN]; 207 struct rte_event_dev_info dev_info; 208 int socket_id; 209 uint8_t i; 210 int ret; 211 212 EVENT_CRYPTO_ADAPTER_ID_VALID_OR_ERR_RET(id, -EINVAL); 213 RTE_EVENTDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL); 214 if (conf_cb == NULL) 215 return -EINVAL; 216 217 if (event_crypto_adapter == NULL) { 218 ret = eca_init(); 219 if (ret) 220 return ret; 221 } 222 223 adapter = eca_id_to_adapter(id); 224 if (adapter != NULL) { 225 RTE_EDEV_LOG_ERR("Crypto adapter id %u already exists!", id); 226 return -EEXIST; 227 } 228 229 socket_id = rte_event_dev_socket_id(dev_id); 230 snprintf(mem_name, CRYPTO_ADAPTER_MEM_NAME_LEN, 231 "rte_event_crypto_adapter_%d", id); 232 233 adapter = rte_zmalloc_socket(mem_name, sizeof(*adapter), 234 RTE_CACHE_LINE_SIZE, socket_id); 235 if (adapter == NULL) { 236 RTE_EDEV_LOG_ERR("Failed to get mem for event crypto adapter!"); 237 return -ENOMEM; 238 } 239 240 ret = rte_event_dev_info_get(dev_id, &dev_info); 241 if (ret < 0) { 242 RTE_EDEV_LOG_ERR("Failed to get info for eventdev %d: %s!", 243 dev_id, dev_info.driver_name); 244 rte_free(adapter); 245 return ret; 246 } 247 248 adapter->implicit_release_disabled = (dev_info.event_dev_cap & 249 RTE_EVENT_DEV_CAP_IMPLICIT_RELEASE_DISABLE); 250 adapter->eventdev_id = dev_id; 251 adapter->socket_id = socket_id; 252 adapter->conf_cb = conf_cb; 253 adapter->conf_arg = conf_arg; 254 adapter->mode = mode; 255 strcpy(adapter->mem_name, mem_name); 256 adapter->cdevs = rte_zmalloc_socket(adapter->mem_name, 257 rte_cryptodev_count() * 258 sizeof(struct crypto_device_info), 0, 259 socket_id); 260 if (adapter->cdevs == NULL) { 261 RTE_EDEV_LOG_ERR("Failed to get mem for crypto devices\n"); 262 rte_free(adapter); 263 return -ENOMEM; 264 } 265 266 rte_spinlock_init(&adapter->lock); 267 for (i = 0; i < rte_cryptodev_count(); i++) 268 adapter->cdevs[i].dev = rte_cryptodev_pmd_get_dev(i); 269 270 event_crypto_adapter[id] = adapter; 271 272 rte_eventdev_trace_crypto_adapter_create(id, dev_id, adapter, conf_arg, 273 mode); 274 return 0; 275 } 276 277 278 int 279 rte_event_crypto_adapter_create(uint8_t id, uint8_t dev_id, 280 struct rte_event_port_conf *port_config, 281 enum rte_event_crypto_adapter_mode mode) 282 { 283 struct rte_event_port_conf *pc; 284 int ret; 285 286 if (port_config == NULL) 287 return -EINVAL; 288 EVENT_CRYPTO_ADAPTER_ID_VALID_OR_ERR_RET(id, -EINVAL); 289 290 pc = rte_malloc(NULL, sizeof(*pc), 0); 291 if (pc == NULL) 292 return -ENOMEM; 293 *pc = *port_config; 294 ret = rte_event_crypto_adapter_create_ext(id, dev_id, 295 eca_default_config_cb, 296 mode, 297 pc); 298 if (ret) 299 rte_free(pc); 300 301 return ret; 302 } 303 304 int 305 rte_event_crypto_adapter_free(uint8_t id) 306 { 307 struct event_crypto_adapter *adapter; 308 309 EVENT_CRYPTO_ADAPTER_ID_VALID_OR_ERR_RET(id, -EINVAL); 310 311 adapter = eca_id_to_adapter(id); 312 if (adapter == NULL) 313 return -EINVAL; 314 315 if (adapter->nb_qps) { 316 RTE_EDEV_LOG_ERR("%" PRIu16 "Queue pairs not deleted", 317 adapter->nb_qps); 318 return -EBUSY; 319 } 320 321 rte_eventdev_trace_crypto_adapter_free(id, adapter); 322 if (adapter->default_cb_arg) 323 rte_free(adapter->conf_arg); 324 rte_free(adapter->cdevs); 325 rte_free(adapter); 326 event_crypto_adapter[id] = NULL; 327 328 return 0; 329 } 330 331 static inline unsigned int 332 eca_enq_to_cryptodev(struct event_crypto_adapter *adapter, struct rte_event *ev, 333 unsigned int cnt) 334 { 335 struct rte_event_crypto_adapter_stats *stats = &adapter->crypto_stats; 336 union rte_event_crypto_metadata *m_data = NULL; 337 struct crypto_queue_pair_info *qp_info = NULL; 338 struct rte_crypto_op *crypto_op; 339 unsigned int i, n; 340 uint16_t qp_id, len, ret; 341 uint8_t cdev_id; 342 343 len = 0; 344 ret = 0; 345 n = 0; 346 stats->event_deq_count += cnt; 347 348 for (i = 0; i < cnt; i++) { 349 crypto_op = ev[i].event_ptr; 350 if (crypto_op == NULL) 351 continue; 352 if (crypto_op->sess_type == RTE_CRYPTO_OP_WITH_SESSION) { 353 m_data = rte_cryptodev_sym_session_get_user_data( 354 crypto_op->sym->session); 355 if (m_data == NULL) { 356 rte_pktmbuf_free(crypto_op->sym->m_src); 357 rte_crypto_op_free(crypto_op); 358 continue; 359 } 360 361 cdev_id = m_data->request_info.cdev_id; 362 qp_id = m_data->request_info.queue_pair_id; 363 qp_info = &adapter->cdevs[cdev_id].qpairs[qp_id]; 364 if (!qp_info->qp_enabled) { 365 rte_pktmbuf_free(crypto_op->sym->m_src); 366 rte_crypto_op_free(crypto_op); 367 continue; 368 } 369 len = qp_info->len; 370 qp_info->op_buffer[len] = crypto_op; 371 len++; 372 } else if (crypto_op->sess_type == RTE_CRYPTO_OP_SESSIONLESS && 373 crypto_op->private_data_offset) { 374 m_data = (union rte_event_crypto_metadata *) 375 ((uint8_t *)crypto_op + 376 crypto_op->private_data_offset); 377 cdev_id = m_data->request_info.cdev_id; 378 qp_id = m_data->request_info.queue_pair_id; 379 qp_info = &adapter->cdevs[cdev_id].qpairs[qp_id]; 380 if (!qp_info->qp_enabled) { 381 rte_pktmbuf_free(crypto_op->sym->m_src); 382 rte_crypto_op_free(crypto_op); 383 continue; 384 } 385 len = qp_info->len; 386 qp_info->op_buffer[len] = crypto_op; 387 len++; 388 } else { 389 rte_pktmbuf_free(crypto_op->sym->m_src); 390 rte_crypto_op_free(crypto_op); 391 continue; 392 } 393 394 if (len == BATCH_SIZE) { 395 struct rte_crypto_op **op_buffer = qp_info->op_buffer; 396 ret = rte_cryptodev_enqueue_burst(cdev_id, 397 qp_id, 398 op_buffer, 399 BATCH_SIZE); 400 401 stats->crypto_enq_count += ret; 402 403 while (ret < len) { 404 struct rte_crypto_op *op; 405 op = op_buffer[ret++]; 406 stats->crypto_enq_fail++; 407 rte_pktmbuf_free(op->sym->m_src); 408 rte_crypto_op_free(op); 409 } 410 411 len = 0; 412 } 413 414 if (qp_info) 415 qp_info->len = len; 416 n += ret; 417 } 418 419 return n; 420 } 421 422 static unsigned int 423 eca_crypto_enq_flush(struct event_crypto_adapter *adapter) 424 { 425 struct rte_event_crypto_adapter_stats *stats = &adapter->crypto_stats; 426 struct crypto_device_info *curr_dev; 427 struct crypto_queue_pair_info *curr_queue; 428 struct rte_crypto_op **op_buffer; 429 struct rte_cryptodev *dev; 430 uint8_t cdev_id; 431 uint16_t qp; 432 uint16_t ret; 433 uint16_t num_cdev = rte_cryptodev_count(); 434 435 ret = 0; 436 for (cdev_id = 0; cdev_id < num_cdev; cdev_id++) { 437 curr_dev = &adapter->cdevs[cdev_id]; 438 dev = curr_dev->dev; 439 if (dev == NULL) 440 continue; 441 for (qp = 0; qp < dev->data->nb_queue_pairs; qp++) { 442 443 curr_queue = &curr_dev->qpairs[qp]; 444 if (!curr_queue->qp_enabled) 445 continue; 446 447 op_buffer = curr_queue->op_buffer; 448 ret = rte_cryptodev_enqueue_burst(cdev_id, 449 qp, 450 op_buffer, 451 curr_queue->len); 452 stats->crypto_enq_count += ret; 453 454 while (ret < curr_queue->len) { 455 struct rte_crypto_op *op; 456 op = op_buffer[ret++]; 457 stats->crypto_enq_fail++; 458 rte_pktmbuf_free(op->sym->m_src); 459 rte_crypto_op_free(op); 460 } 461 curr_queue->len = 0; 462 } 463 } 464 465 return ret; 466 } 467 468 static int 469 eca_crypto_adapter_enq_run(struct event_crypto_adapter *adapter, 470 unsigned int max_enq) 471 { 472 struct rte_event_crypto_adapter_stats *stats = &adapter->crypto_stats; 473 struct rte_event ev[BATCH_SIZE]; 474 unsigned int nb_enq, nb_enqueued; 475 uint16_t n; 476 uint8_t event_dev_id = adapter->eventdev_id; 477 uint8_t event_port_id = adapter->event_port_id; 478 479 nb_enqueued = 0; 480 if (adapter->mode == RTE_EVENT_CRYPTO_ADAPTER_OP_NEW) 481 return 0; 482 483 for (nb_enq = 0; nb_enq < max_enq; nb_enq += n) { 484 stats->event_poll_count++; 485 n = rte_event_dequeue_burst(event_dev_id, 486 event_port_id, ev, BATCH_SIZE, 0); 487 488 if (!n) 489 break; 490 491 nb_enqueued += eca_enq_to_cryptodev(adapter, ev, n); 492 } 493 494 if ((++adapter->transmit_loop_count & 495 (CRYPTO_ENQ_FLUSH_THRESHOLD - 1)) == 0) { 496 nb_enqueued += eca_crypto_enq_flush(adapter); 497 } 498 499 return nb_enqueued; 500 } 501 502 static inline void 503 eca_ops_enqueue_burst(struct event_crypto_adapter *adapter, 504 struct rte_crypto_op **ops, uint16_t num) 505 { 506 struct rte_event_crypto_adapter_stats *stats = &adapter->crypto_stats; 507 union rte_event_crypto_metadata *m_data = NULL; 508 uint8_t event_dev_id = adapter->eventdev_id; 509 uint8_t event_port_id = adapter->event_port_id; 510 struct rte_event events[BATCH_SIZE]; 511 uint16_t nb_enqueued, nb_ev; 512 uint8_t retry; 513 uint8_t i; 514 515 nb_ev = 0; 516 retry = 0; 517 nb_enqueued = 0; 518 num = RTE_MIN(num, BATCH_SIZE); 519 for (i = 0; i < num; i++) { 520 struct rte_event *ev = &events[nb_ev++]; 521 if (ops[i]->sess_type == RTE_CRYPTO_OP_WITH_SESSION) { 522 m_data = rte_cryptodev_sym_session_get_user_data( 523 ops[i]->sym->session); 524 } else if (ops[i]->sess_type == RTE_CRYPTO_OP_SESSIONLESS && 525 ops[i]->private_data_offset) { 526 m_data = (union rte_event_crypto_metadata *) 527 ((uint8_t *)ops[i] + 528 ops[i]->private_data_offset); 529 } 530 531 if (unlikely(m_data == NULL)) { 532 rte_pktmbuf_free(ops[i]->sym->m_src); 533 rte_crypto_op_free(ops[i]); 534 continue; 535 } 536 537 rte_memcpy(ev, &m_data->response_info, sizeof(*ev)); 538 ev->event_ptr = ops[i]; 539 ev->event_type = RTE_EVENT_TYPE_CRYPTODEV; 540 if (adapter->implicit_release_disabled) 541 ev->op = RTE_EVENT_OP_FORWARD; 542 else 543 ev->op = RTE_EVENT_OP_NEW; 544 } 545 546 do { 547 nb_enqueued += rte_event_enqueue_burst(event_dev_id, 548 event_port_id, 549 &events[nb_enqueued], 550 nb_ev - nb_enqueued); 551 } while (retry++ < CRYPTO_ADAPTER_MAX_EV_ENQ_RETRIES && 552 nb_enqueued < nb_ev); 553 554 /* Free mbufs and rte_crypto_ops for failed events */ 555 for (i = nb_enqueued; i < nb_ev; i++) { 556 struct rte_crypto_op *op = events[i].event_ptr; 557 rte_pktmbuf_free(op->sym->m_src); 558 rte_crypto_op_free(op); 559 } 560 561 stats->event_enq_fail_count += nb_ev - nb_enqueued; 562 stats->event_enq_count += nb_enqueued; 563 stats->event_enq_retry_count += retry - 1; 564 } 565 566 static inline unsigned int 567 eca_crypto_adapter_deq_run(struct event_crypto_adapter *adapter, 568 unsigned int max_deq) 569 { 570 struct rte_event_crypto_adapter_stats *stats = &adapter->crypto_stats; 571 struct crypto_device_info *curr_dev; 572 struct crypto_queue_pair_info *curr_queue; 573 struct rte_crypto_op *ops[BATCH_SIZE]; 574 uint16_t n, nb_deq; 575 struct rte_cryptodev *dev; 576 uint8_t cdev_id; 577 uint16_t qp, dev_qps; 578 bool done; 579 uint16_t num_cdev = rte_cryptodev_count(); 580 581 nb_deq = 0; 582 do { 583 uint16_t queues = 0; 584 done = true; 585 586 for (cdev_id = adapter->next_cdev_id; 587 cdev_id < num_cdev; cdev_id++) { 588 curr_dev = &adapter->cdevs[cdev_id]; 589 dev = curr_dev->dev; 590 if (dev == NULL) 591 continue; 592 dev_qps = dev->data->nb_queue_pairs; 593 594 for (qp = curr_dev->next_queue_pair_id; 595 queues < dev_qps; qp = (qp + 1) % dev_qps, 596 queues++) { 597 598 curr_queue = &curr_dev->qpairs[qp]; 599 if (!curr_queue->qp_enabled) 600 continue; 601 602 n = rte_cryptodev_dequeue_burst(cdev_id, qp, 603 ops, BATCH_SIZE); 604 if (!n) 605 continue; 606 607 done = false; 608 stats->crypto_deq_count += n; 609 eca_ops_enqueue_burst(adapter, ops, n); 610 nb_deq += n; 611 612 if (nb_deq > max_deq) { 613 if ((qp + 1) == dev_qps) { 614 adapter->next_cdev_id = 615 (cdev_id + 1) 616 % num_cdev; 617 } 618 curr_dev->next_queue_pair_id = (qp + 1) 619 % dev->data->nb_queue_pairs; 620 621 return nb_deq; 622 } 623 } 624 } 625 } while (done == false); 626 return nb_deq; 627 } 628 629 static void 630 eca_crypto_adapter_run(struct event_crypto_adapter *adapter, 631 unsigned int max_ops) 632 { 633 while (max_ops) { 634 unsigned int e_cnt, d_cnt; 635 636 e_cnt = eca_crypto_adapter_deq_run(adapter, max_ops); 637 max_ops -= RTE_MIN(max_ops, e_cnt); 638 639 d_cnt = eca_crypto_adapter_enq_run(adapter, max_ops); 640 max_ops -= RTE_MIN(max_ops, d_cnt); 641 642 if (e_cnt == 0 && d_cnt == 0) 643 break; 644 645 } 646 } 647 648 static int 649 eca_service_func(void *args) 650 { 651 struct event_crypto_adapter *adapter = args; 652 653 if (rte_spinlock_trylock(&adapter->lock) == 0) 654 return 0; 655 eca_crypto_adapter_run(adapter, adapter->max_nb); 656 rte_spinlock_unlock(&adapter->lock); 657 658 return 0; 659 } 660 661 static int 662 eca_init_service(struct event_crypto_adapter *adapter, uint8_t id) 663 { 664 struct rte_event_crypto_adapter_conf adapter_conf; 665 struct rte_service_spec service; 666 int ret; 667 668 if (adapter->service_inited) 669 return 0; 670 671 memset(&service, 0, sizeof(service)); 672 snprintf(service.name, CRYPTO_ADAPTER_NAME_LEN, 673 "rte_event_crypto_adapter_%d", id); 674 service.socket_id = adapter->socket_id; 675 service.callback = eca_service_func; 676 service.callback_userdata = adapter; 677 /* Service function handles locking for queue add/del updates */ 678 service.capabilities = RTE_SERVICE_CAP_MT_SAFE; 679 ret = rte_service_component_register(&service, &adapter->service_id); 680 if (ret) { 681 RTE_EDEV_LOG_ERR("failed to register service %s err = %" PRId32, 682 service.name, ret); 683 return ret; 684 } 685 686 ret = adapter->conf_cb(id, adapter->eventdev_id, 687 &adapter_conf, adapter->conf_arg); 688 if (ret) { 689 RTE_EDEV_LOG_ERR("configuration callback failed err = %" PRId32, 690 ret); 691 return ret; 692 } 693 694 adapter->max_nb = adapter_conf.max_nb; 695 adapter->event_port_id = adapter_conf.event_port_id; 696 adapter->service_inited = 1; 697 698 return ret; 699 } 700 701 static void 702 eca_update_qp_info(struct event_crypto_adapter *adapter, 703 struct crypto_device_info *dev_info, int32_t queue_pair_id, 704 uint8_t add) 705 { 706 struct crypto_queue_pair_info *qp_info; 707 int enabled; 708 uint16_t i; 709 710 if (dev_info->qpairs == NULL) 711 return; 712 713 if (queue_pair_id == -1) { 714 for (i = 0; i < dev_info->dev->data->nb_queue_pairs; i++) 715 eca_update_qp_info(adapter, dev_info, i, add); 716 } else { 717 qp_info = &dev_info->qpairs[queue_pair_id]; 718 enabled = qp_info->qp_enabled; 719 if (add) { 720 adapter->nb_qps += !enabled; 721 dev_info->num_qpairs += !enabled; 722 } else { 723 adapter->nb_qps -= enabled; 724 dev_info->num_qpairs -= enabled; 725 } 726 qp_info->qp_enabled = !!add; 727 } 728 } 729 730 static int 731 eca_add_queue_pair(struct event_crypto_adapter *adapter, uint8_t cdev_id, 732 int queue_pair_id) 733 { 734 struct crypto_device_info *dev_info = &adapter->cdevs[cdev_id]; 735 struct crypto_queue_pair_info *qpairs; 736 uint32_t i; 737 738 if (dev_info->qpairs == NULL) { 739 dev_info->qpairs = 740 rte_zmalloc_socket(adapter->mem_name, 741 dev_info->dev->data->nb_queue_pairs * 742 sizeof(struct crypto_queue_pair_info), 743 0, adapter->socket_id); 744 if (dev_info->qpairs == NULL) 745 return -ENOMEM; 746 747 qpairs = dev_info->qpairs; 748 qpairs->op_buffer = rte_zmalloc_socket(adapter->mem_name, 749 BATCH_SIZE * 750 sizeof(struct rte_crypto_op *), 751 0, adapter->socket_id); 752 if (!qpairs->op_buffer) { 753 rte_free(qpairs); 754 return -ENOMEM; 755 } 756 } 757 758 if (queue_pair_id == -1) { 759 for (i = 0; i < dev_info->dev->data->nb_queue_pairs; i++) 760 eca_update_qp_info(adapter, dev_info, i, 1); 761 } else 762 eca_update_qp_info(adapter, dev_info, 763 (uint16_t)queue_pair_id, 1); 764 765 return 0; 766 } 767 768 int 769 rte_event_crypto_adapter_queue_pair_add(uint8_t id, 770 uint8_t cdev_id, 771 int32_t queue_pair_id, 772 const struct rte_event *event) 773 { 774 struct event_crypto_adapter *adapter; 775 struct rte_eventdev *dev; 776 struct crypto_device_info *dev_info; 777 uint32_t cap; 778 int ret; 779 780 EVENT_CRYPTO_ADAPTER_ID_VALID_OR_ERR_RET(id, -EINVAL); 781 782 if (!rte_cryptodev_is_valid_dev(cdev_id)) { 783 RTE_EDEV_LOG_ERR("Invalid dev_id=%" PRIu8, cdev_id); 784 return -EINVAL; 785 } 786 787 adapter = eca_id_to_adapter(id); 788 if (adapter == NULL) 789 return -EINVAL; 790 791 dev = &rte_eventdevs[adapter->eventdev_id]; 792 ret = rte_event_crypto_adapter_caps_get(adapter->eventdev_id, 793 cdev_id, 794 &cap); 795 if (ret) { 796 RTE_EDEV_LOG_ERR("Failed to get adapter caps dev %" PRIu8 797 " cdev %" PRIu8, id, cdev_id); 798 return ret; 799 } 800 801 if ((cap & RTE_EVENT_CRYPTO_ADAPTER_CAP_INTERNAL_PORT_QP_EV_BIND) && 802 (event == NULL)) { 803 RTE_EDEV_LOG_ERR("Conf value can not be NULL for dev_id=%u", 804 cdev_id); 805 return -EINVAL; 806 } 807 808 dev_info = &adapter->cdevs[cdev_id]; 809 810 if (queue_pair_id != -1 && 811 (uint16_t)queue_pair_id >= dev_info->dev->data->nb_queue_pairs) { 812 RTE_EDEV_LOG_ERR("Invalid queue_pair_id %" PRIu16, 813 (uint16_t)queue_pair_id); 814 return -EINVAL; 815 } 816 817 /* In case HW cap is RTE_EVENT_CRYPTO_ADAPTER_CAP_INTERNAL_PORT_OP_FWD, 818 * no need of service core as HW supports event forward capability. 819 */ 820 if ((cap & RTE_EVENT_CRYPTO_ADAPTER_CAP_INTERNAL_PORT_OP_FWD) || 821 (cap & RTE_EVENT_CRYPTO_ADAPTER_CAP_INTERNAL_PORT_QP_EV_BIND && 822 adapter->mode == RTE_EVENT_CRYPTO_ADAPTER_OP_NEW) || 823 (cap & RTE_EVENT_CRYPTO_ADAPTER_CAP_INTERNAL_PORT_OP_NEW && 824 adapter->mode == RTE_EVENT_CRYPTO_ADAPTER_OP_NEW)) { 825 RTE_FUNC_PTR_OR_ERR_RET( 826 *dev->dev_ops->crypto_adapter_queue_pair_add, 827 -ENOTSUP); 828 if (dev_info->qpairs == NULL) { 829 dev_info->qpairs = 830 rte_zmalloc_socket(adapter->mem_name, 831 dev_info->dev->data->nb_queue_pairs * 832 sizeof(struct crypto_queue_pair_info), 833 0, adapter->socket_id); 834 if (dev_info->qpairs == NULL) 835 return -ENOMEM; 836 } 837 838 ret = (*dev->dev_ops->crypto_adapter_queue_pair_add)(dev, 839 dev_info->dev, 840 queue_pair_id, 841 event); 842 if (ret) 843 return ret; 844 845 else 846 eca_update_qp_info(adapter, &adapter->cdevs[cdev_id], 847 queue_pair_id, 1); 848 } 849 850 /* In case HW cap is RTE_EVENT_CRYPTO_ADAPTER_CAP_INTERNAL_PORT_OP_NEW, 851 * or SW adapter, initiate services so the application can choose 852 * which ever way it wants to use the adapter. 853 * Case 1: RTE_EVENT_CRYPTO_ADAPTER_CAP_INTERNAL_PORT_OP_NEW 854 * Application may wants to use one of below two mode 855 * a. OP_FORWARD mode -> HW Dequeue + SW enqueue 856 * b. OP_NEW mode -> HW Dequeue 857 * Case 2: No HW caps, use SW adapter 858 * a. OP_FORWARD mode -> SW enqueue & dequeue 859 * b. OP_NEW mode -> SW Dequeue 860 */ 861 if ((cap & RTE_EVENT_CRYPTO_ADAPTER_CAP_INTERNAL_PORT_OP_NEW && 862 !(cap & RTE_EVENT_CRYPTO_ADAPTER_CAP_INTERNAL_PORT_OP_FWD) && 863 adapter->mode == RTE_EVENT_CRYPTO_ADAPTER_OP_FORWARD) || 864 (!(cap & RTE_EVENT_CRYPTO_ADAPTER_CAP_INTERNAL_PORT_OP_NEW) && 865 !(cap & RTE_EVENT_CRYPTO_ADAPTER_CAP_INTERNAL_PORT_OP_FWD) && 866 !(cap & RTE_EVENT_CRYPTO_ADAPTER_CAP_INTERNAL_PORT_QP_EV_BIND) && 867 (cap & RTE_EVENT_CRYPTO_ADAPTER_CAP_SESSION_PRIVATE_DATA))) { 868 rte_spinlock_lock(&adapter->lock); 869 ret = eca_init_service(adapter, id); 870 if (ret == 0) 871 ret = eca_add_queue_pair(adapter, cdev_id, 872 queue_pair_id); 873 rte_spinlock_unlock(&adapter->lock); 874 875 if (ret) 876 return ret; 877 878 rte_service_component_runstate_set(adapter->service_id, 1); 879 } 880 881 rte_eventdev_trace_crypto_adapter_queue_pair_add(id, cdev_id, event, 882 queue_pair_id); 883 return 0; 884 } 885 886 int 887 rte_event_crypto_adapter_queue_pair_del(uint8_t id, uint8_t cdev_id, 888 int32_t queue_pair_id) 889 { 890 struct event_crypto_adapter *adapter; 891 struct crypto_device_info *dev_info; 892 struct rte_eventdev *dev; 893 int ret; 894 uint32_t cap; 895 uint16_t i; 896 897 EVENT_CRYPTO_ADAPTER_ID_VALID_OR_ERR_RET(id, -EINVAL); 898 899 if (!rte_cryptodev_is_valid_dev(cdev_id)) { 900 RTE_EDEV_LOG_ERR("Invalid dev_id=%" PRIu8, cdev_id); 901 return -EINVAL; 902 } 903 904 adapter = eca_id_to_adapter(id); 905 if (adapter == NULL) 906 return -EINVAL; 907 908 dev = &rte_eventdevs[adapter->eventdev_id]; 909 ret = rte_event_crypto_adapter_caps_get(adapter->eventdev_id, 910 cdev_id, 911 &cap); 912 if (ret) 913 return ret; 914 915 dev_info = &adapter->cdevs[cdev_id]; 916 917 if (queue_pair_id != -1 && 918 (uint16_t)queue_pair_id >= dev_info->dev->data->nb_queue_pairs) { 919 RTE_EDEV_LOG_ERR("Invalid queue_pair_id %" PRIu16, 920 (uint16_t)queue_pair_id); 921 return -EINVAL; 922 } 923 924 if ((cap & RTE_EVENT_CRYPTO_ADAPTER_CAP_INTERNAL_PORT_OP_FWD) || 925 (cap & RTE_EVENT_CRYPTO_ADAPTER_CAP_INTERNAL_PORT_OP_NEW && 926 adapter->mode == RTE_EVENT_CRYPTO_ADAPTER_OP_NEW)) { 927 RTE_FUNC_PTR_OR_ERR_RET( 928 *dev->dev_ops->crypto_adapter_queue_pair_del, 929 -ENOTSUP); 930 ret = (*dev->dev_ops->crypto_adapter_queue_pair_del)(dev, 931 dev_info->dev, 932 queue_pair_id); 933 if (ret == 0) { 934 eca_update_qp_info(adapter, 935 &adapter->cdevs[cdev_id], 936 queue_pair_id, 937 0); 938 if (dev_info->num_qpairs == 0) { 939 rte_free(dev_info->qpairs); 940 dev_info->qpairs = NULL; 941 } 942 } 943 } else { 944 if (adapter->nb_qps == 0) 945 return 0; 946 947 rte_spinlock_lock(&adapter->lock); 948 if (queue_pair_id == -1) { 949 for (i = 0; i < dev_info->dev->data->nb_queue_pairs; 950 i++) 951 eca_update_qp_info(adapter, dev_info, 952 queue_pair_id, 0); 953 } else { 954 eca_update_qp_info(adapter, dev_info, 955 (uint16_t)queue_pair_id, 0); 956 } 957 958 if (dev_info->num_qpairs == 0) { 959 rte_free(dev_info->qpairs); 960 dev_info->qpairs = NULL; 961 } 962 963 rte_spinlock_unlock(&adapter->lock); 964 rte_service_component_runstate_set(adapter->service_id, 965 adapter->nb_qps); 966 } 967 968 rte_eventdev_trace_crypto_adapter_queue_pair_del(id, cdev_id, 969 queue_pair_id, ret); 970 return ret; 971 } 972 973 static int 974 eca_adapter_ctrl(uint8_t id, int start) 975 { 976 struct event_crypto_adapter *adapter; 977 struct crypto_device_info *dev_info; 978 struct rte_eventdev *dev; 979 uint32_t i; 980 int use_service; 981 int stop = !start; 982 983 use_service = 0; 984 EVENT_CRYPTO_ADAPTER_ID_VALID_OR_ERR_RET(id, -EINVAL); 985 adapter = eca_id_to_adapter(id); 986 if (adapter == NULL) 987 return -EINVAL; 988 989 dev = &rte_eventdevs[adapter->eventdev_id]; 990 991 for (i = 0; i < rte_cryptodev_count(); i++) { 992 dev_info = &adapter->cdevs[i]; 993 /* if start check for num queue pairs */ 994 if (start && !dev_info->num_qpairs) 995 continue; 996 /* if stop check if dev has been started */ 997 if (stop && !dev_info->dev_started) 998 continue; 999 use_service |= !dev_info->internal_event_port; 1000 dev_info->dev_started = start; 1001 if (dev_info->internal_event_port == 0) 1002 continue; 1003 start ? (*dev->dev_ops->crypto_adapter_start)(dev, 1004 &dev_info->dev[i]) : 1005 (*dev->dev_ops->crypto_adapter_stop)(dev, 1006 &dev_info->dev[i]); 1007 } 1008 1009 if (use_service) 1010 rte_service_runstate_set(adapter->service_id, start); 1011 1012 return 0; 1013 } 1014 1015 int 1016 rte_event_crypto_adapter_start(uint8_t id) 1017 { 1018 struct event_crypto_adapter *adapter; 1019 1020 EVENT_CRYPTO_ADAPTER_ID_VALID_OR_ERR_RET(id, -EINVAL); 1021 adapter = eca_id_to_adapter(id); 1022 if (adapter == NULL) 1023 return -EINVAL; 1024 1025 rte_eventdev_trace_crypto_adapter_start(id, adapter); 1026 return eca_adapter_ctrl(id, 1); 1027 } 1028 1029 int 1030 rte_event_crypto_adapter_stop(uint8_t id) 1031 { 1032 rte_eventdev_trace_crypto_adapter_stop(id); 1033 return eca_adapter_ctrl(id, 0); 1034 } 1035 1036 int 1037 rte_event_crypto_adapter_stats_get(uint8_t id, 1038 struct rte_event_crypto_adapter_stats *stats) 1039 { 1040 struct event_crypto_adapter *adapter; 1041 struct rte_event_crypto_adapter_stats dev_stats_sum = { 0 }; 1042 struct rte_event_crypto_adapter_stats dev_stats; 1043 struct rte_eventdev *dev; 1044 struct crypto_device_info *dev_info; 1045 uint32_t i; 1046 int ret; 1047 1048 EVENT_CRYPTO_ADAPTER_ID_VALID_OR_ERR_RET(id, -EINVAL); 1049 1050 adapter = eca_id_to_adapter(id); 1051 if (adapter == NULL || stats == NULL) 1052 return -EINVAL; 1053 1054 dev = &rte_eventdevs[adapter->eventdev_id]; 1055 memset(stats, 0, sizeof(*stats)); 1056 for (i = 0; i < rte_cryptodev_count(); i++) { 1057 dev_info = &adapter->cdevs[i]; 1058 if (dev_info->internal_event_port == 0 || 1059 dev->dev_ops->crypto_adapter_stats_get == NULL) 1060 continue; 1061 ret = (*dev->dev_ops->crypto_adapter_stats_get)(dev, 1062 dev_info->dev, 1063 &dev_stats); 1064 if (ret) 1065 continue; 1066 1067 dev_stats_sum.crypto_deq_count += dev_stats.crypto_deq_count; 1068 dev_stats_sum.event_enq_count += 1069 dev_stats.event_enq_count; 1070 } 1071 1072 if (adapter->service_inited) 1073 *stats = adapter->crypto_stats; 1074 1075 stats->crypto_deq_count += dev_stats_sum.crypto_deq_count; 1076 stats->event_enq_count += dev_stats_sum.event_enq_count; 1077 1078 return 0; 1079 } 1080 1081 int 1082 rte_event_crypto_adapter_stats_reset(uint8_t id) 1083 { 1084 struct event_crypto_adapter *adapter; 1085 struct crypto_device_info *dev_info; 1086 struct rte_eventdev *dev; 1087 uint32_t i; 1088 1089 EVENT_CRYPTO_ADAPTER_ID_VALID_OR_ERR_RET(id, -EINVAL); 1090 1091 adapter = eca_id_to_adapter(id); 1092 if (adapter == NULL) 1093 return -EINVAL; 1094 1095 dev = &rte_eventdevs[adapter->eventdev_id]; 1096 for (i = 0; i < rte_cryptodev_count(); i++) { 1097 dev_info = &adapter->cdevs[i]; 1098 if (dev_info->internal_event_port == 0 || 1099 dev->dev_ops->crypto_adapter_stats_reset == NULL) 1100 continue; 1101 (*dev->dev_ops->crypto_adapter_stats_reset)(dev, 1102 dev_info->dev); 1103 } 1104 1105 memset(&adapter->crypto_stats, 0, sizeof(adapter->crypto_stats)); 1106 return 0; 1107 } 1108 1109 int 1110 rte_event_crypto_adapter_service_id_get(uint8_t id, uint32_t *service_id) 1111 { 1112 struct event_crypto_adapter *adapter; 1113 1114 EVENT_CRYPTO_ADAPTER_ID_VALID_OR_ERR_RET(id, -EINVAL); 1115 1116 adapter = eca_id_to_adapter(id); 1117 if (adapter == NULL || service_id == NULL) 1118 return -EINVAL; 1119 1120 if (adapter->service_inited) 1121 *service_id = adapter->service_id; 1122 1123 return adapter->service_inited ? 0 : -ESRCH; 1124 } 1125 1126 int 1127 rte_event_crypto_adapter_event_port_get(uint8_t id, uint8_t *event_port_id) 1128 { 1129 struct event_crypto_adapter *adapter; 1130 1131 EVENT_CRYPTO_ADAPTER_ID_VALID_OR_ERR_RET(id, -EINVAL); 1132 1133 adapter = eca_id_to_adapter(id); 1134 if (adapter == NULL || event_port_id == NULL) 1135 return -EINVAL; 1136 1137 *event_port_id = adapter->event_port_id; 1138 1139 return 0; 1140 } 1141