1 /* SPDX-License-Identifier: BSD-3-Clause 2 * Copyright(c) 2015-2020 Intel Corporation 3 */ 4 5 #include <sys/queue.h> 6 #include <ctype.h> 7 #include <stdio.h> 8 #include <stdlib.h> 9 #include <string.h> 10 #include <errno.h> 11 #include <stdint.h> 12 #include <inttypes.h> 13 14 #include <rte_log.h> 15 #include <rte_debug.h> 16 #include <rte_dev.h> 17 #include <rte_memory.h> 18 #include <rte_memcpy.h> 19 #include <rte_memzone.h> 20 #include <rte_eal.h> 21 #include <rte_common.h> 22 #include <rte_mempool.h> 23 #include <rte_malloc.h> 24 #include <rte_errno.h> 25 #include <rte_spinlock.h> 26 #include <rte_string_fns.h> 27 #include <rte_telemetry.h> 28 29 #include "rte_crypto.h" 30 #include "rte_cryptodev.h" 31 #include "cryptodev_pmd.h" 32 #include "rte_cryptodev_trace.h" 33 34 static uint8_t nb_drivers; 35 36 static struct rte_cryptodev rte_crypto_devices[RTE_CRYPTO_MAX_DEVS]; 37 38 struct rte_cryptodev *rte_cryptodevs = rte_crypto_devices; 39 40 static struct rte_cryptodev_global cryptodev_globals = { 41 .devs = rte_crypto_devices, 42 .data = { NULL }, 43 .nb_devs = 0 44 }; 45 46 /* Public fastpath APIs. */ 47 struct rte_crypto_fp_ops rte_crypto_fp_ops[RTE_CRYPTO_MAX_DEVS]; 48 49 /* spinlock for crypto device callbacks */ 50 static rte_spinlock_t rte_cryptodev_cb_lock = RTE_SPINLOCK_INITIALIZER; 51 52 /** 53 * The user application callback description. 54 * 55 * It contains callback address to be registered by user application, 56 * the pointer to the parameters for callback, and the event type. 57 */ 58 struct rte_cryptodev_callback { 59 TAILQ_ENTRY(rte_cryptodev_callback) next; /**< Callbacks list */ 60 rte_cryptodev_cb_fn cb_fn; /**< Callback address */ 61 void *cb_arg; /**< Parameter for callback */ 62 enum rte_cryptodev_event_type event; /**< Interrupt event type */ 63 uint32_t active; /**< Callback is executing */ 64 }; 65 66 /** 67 * The crypto cipher algorithm strings identifiers. 68 * It could be used in application command line. 69 */ 70 const char * 71 rte_crypto_cipher_algorithm_strings[] = { 72 [RTE_CRYPTO_CIPHER_3DES_CBC] = "3des-cbc", 73 [RTE_CRYPTO_CIPHER_3DES_ECB] = "3des-ecb", 74 [RTE_CRYPTO_CIPHER_3DES_CTR] = "3des-ctr", 75 76 [RTE_CRYPTO_CIPHER_AES_CBC] = "aes-cbc", 77 [RTE_CRYPTO_CIPHER_AES_CTR] = "aes-ctr", 78 [RTE_CRYPTO_CIPHER_AES_DOCSISBPI] = "aes-docsisbpi", 79 [RTE_CRYPTO_CIPHER_AES_ECB] = "aes-ecb", 80 [RTE_CRYPTO_CIPHER_AES_F8] = "aes-f8", 81 [RTE_CRYPTO_CIPHER_AES_XTS] = "aes-xts", 82 83 [RTE_CRYPTO_CIPHER_ARC4] = "arc4", 84 85 [RTE_CRYPTO_CIPHER_DES_CBC] = "des-cbc", 86 [RTE_CRYPTO_CIPHER_DES_DOCSISBPI] = "des-docsisbpi", 87 88 [RTE_CRYPTO_CIPHER_NULL] = "null", 89 90 [RTE_CRYPTO_CIPHER_KASUMI_F8] = "kasumi-f8", 91 [RTE_CRYPTO_CIPHER_SNOW3G_UEA2] = "snow3g-uea2", 92 [RTE_CRYPTO_CIPHER_ZUC_EEA3] = "zuc-eea3" 93 }; 94 95 /** 96 * The crypto cipher operation strings identifiers. 97 * It could be used in application command line. 98 */ 99 const char * 100 rte_crypto_cipher_operation_strings[] = { 101 [RTE_CRYPTO_CIPHER_OP_ENCRYPT] = "encrypt", 102 [RTE_CRYPTO_CIPHER_OP_DECRYPT] = "decrypt" 103 }; 104 105 /** 106 * The crypto auth algorithm strings identifiers. 107 * It could be used in application command line. 108 */ 109 const char * 110 rte_crypto_auth_algorithm_strings[] = { 111 [RTE_CRYPTO_AUTH_AES_CBC_MAC] = "aes-cbc-mac", 112 [RTE_CRYPTO_AUTH_AES_CMAC] = "aes-cmac", 113 [RTE_CRYPTO_AUTH_AES_GMAC] = "aes-gmac", 114 [RTE_CRYPTO_AUTH_AES_XCBC_MAC] = "aes-xcbc-mac", 115 116 [RTE_CRYPTO_AUTH_MD5] = "md5", 117 [RTE_CRYPTO_AUTH_MD5_HMAC] = "md5-hmac", 118 119 [RTE_CRYPTO_AUTH_NULL] = "null", 120 121 [RTE_CRYPTO_AUTH_SHA1] = "sha1", 122 [RTE_CRYPTO_AUTH_SHA1_HMAC] = "sha1-hmac", 123 124 [RTE_CRYPTO_AUTH_SHA224] = "sha2-224", 125 [RTE_CRYPTO_AUTH_SHA224_HMAC] = "sha2-224-hmac", 126 [RTE_CRYPTO_AUTH_SHA256] = "sha2-256", 127 [RTE_CRYPTO_AUTH_SHA256_HMAC] = "sha2-256-hmac", 128 [RTE_CRYPTO_AUTH_SHA384] = "sha2-384", 129 [RTE_CRYPTO_AUTH_SHA384_HMAC] = "sha2-384-hmac", 130 [RTE_CRYPTO_AUTH_SHA512] = "sha2-512", 131 [RTE_CRYPTO_AUTH_SHA512_HMAC] = "sha2-512-hmac", 132 133 [RTE_CRYPTO_AUTH_KASUMI_F9] = "kasumi-f9", 134 [RTE_CRYPTO_AUTH_SNOW3G_UIA2] = "snow3g-uia2", 135 [RTE_CRYPTO_AUTH_ZUC_EIA3] = "zuc-eia3" 136 }; 137 138 /** 139 * The crypto AEAD algorithm strings identifiers. 140 * It could be used in application command line. 141 */ 142 const char * 143 rte_crypto_aead_algorithm_strings[] = { 144 [RTE_CRYPTO_AEAD_AES_CCM] = "aes-ccm", 145 [RTE_CRYPTO_AEAD_AES_GCM] = "aes-gcm", 146 [RTE_CRYPTO_AEAD_CHACHA20_POLY1305] = "chacha20-poly1305" 147 }; 148 149 /** 150 * The crypto AEAD operation strings identifiers. 151 * It could be used in application command line. 152 */ 153 const char * 154 rte_crypto_aead_operation_strings[] = { 155 [RTE_CRYPTO_AEAD_OP_ENCRYPT] = "encrypt", 156 [RTE_CRYPTO_AEAD_OP_DECRYPT] = "decrypt" 157 }; 158 159 /** 160 * Asymmetric crypto transform operation strings identifiers. 161 */ 162 const char *rte_crypto_asym_xform_strings[] = { 163 [RTE_CRYPTO_ASYM_XFORM_NONE] = "none", 164 [RTE_CRYPTO_ASYM_XFORM_RSA] = "rsa", 165 [RTE_CRYPTO_ASYM_XFORM_MODEX] = "modexp", 166 [RTE_CRYPTO_ASYM_XFORM_MODINV] = "modinv", 167 [RTE_CRYPTO_ASYM_XFORM_DH] = "dh", 168 [RTE_CRYPTO_ASYM_XFORM_DSA] = "dsa", 169 [RTE_CRYPTO_ASYM_XFORM_ECDSA] = "ecdsa", 170 [RTE_CRYPTO_ASYM_XFORM_ECPM] = "ecpm", 171 }; 172 173 /** 174 * Asymmetric crypto operation strings identifiers. 175 */ 176 const char *rte_crypto_asym_op_strings[] = { 177 [RTE_CRYPTO_ASYM_OP_ENCRYPT] = "encrypt", 178 [RTE_CRYPTO_ASYM_OP_DECRYPT] = "decrypt", 179 [RTE_CRYPTO_ASYM_OP_SIGN] = "sign", 180 [RTE_CRYPTO_ASYM_OP_VERIFY] = "verify" 181 }; 182 183 /** 184 * Asymmetric crypto key exchange operation strings identifiers. 185 */ 186 const char *rte_crypto_asym_ke_strings[] = { 187 [RTE_CRYPTO_ASYM_KE_PRIV_KEY_GENERATE] = "priv_key_generate", 188 [RTE_CRYPTO_ASYM_KE_PUB_KEY_GENERATE] = "pub_key_generate", 189 [RTE_CRYPTO_ASYM_KE_SHARED_SECRET_COMPUTE] = "sharedsecret_compute", 190 [RTE_CRYPTO_ASYM_KE_PUB_KEY_VERIFY] = "pub_ec_key_verify" 191 }; 192 193 /** 194 * The private data structure stored in the sym session mempool private data. 195 */ 196 struct rte_cryptodev_sym_session_pool_private_data { 197 uint16_t nb_drivers; 198 /**< number of elements in sess_data array */ 199 uint16_t user_data_sz; 200 /**< session user data will be placed after sess_data */ 201 }; 202 203 /** 204 * The private data structure stored in the asym session mempool private data. 205 */ 206 struct rte_cryptodev_asym_session_pool_private_data { 207 uint16_t max_priv_session_sz; 208 /**< Size of private session data used when creating mempool */ 209 uint16_t user_data_sz; 210 /**< Session user data will be placed after sess_private_data */ 211 }; 212 213 int 214 rte_cryptodev_get_cipher_algo_enum(enum rte_crypto_cipher_algorithm *algo_enum, 215 const char *algo_string) 216 { 217 unsigned int i; 218 219 for (i = 1; i < RTE_DIM(rte_crypto_cipher_algorithm_strings); i++) { 220 if (strcmp(algo_string, rte_crypto_cipher_algorithm_strings[i]) == 0) { 221 *algo_enum = (enum rte_crypto_cipher_algorithm) i; 222 return 0; 223 } 224 } 225 226 /* Invalid string */ 227 return -1; 228 } 229 230 int 231 rte_cryptodev_get_auth_algo_enum(enum rte_crypto_auth_algorithm *algo_enum, 232 const char *algo_string) 233 { 234 unsigned int i; 235 236 for (i = 1; i < RTE_DIM(rte_crypto_auth_algorithm_strings); i++) { 237 if (strcmp(algo_string, rte_crypto_auth_algorithm_strings[i]) == 0) { 238 *algo_enum = (enum rte_crypto_auth_algorithm) i; 239 return 0; 240 } 241 } 242 243 /* Invalid string */ 244 return -1; 245 } 246 247 int 248 rte_cryptodev_get_aead_algo_enum(enum rte_crypto_aead_algorithm *algo_enum, 249 const char *algo_string) 250 { 251 unsigned int i; 252 253 for (i = 1; i < RTE_DIM(rte_crypto_aead_algorithm_strings); i++) { 254 if (strcmp(algo_string, rte_crypto_aead_algorithm_strings[i]) == 0) { 255 *algo_enum = (enum rte_crypto_aead_algorithm) i; 256 return 0; 257 } 258 } 259 260 /* Invalid string */ 261 return -1; 262 } 263 264 int 265 rte_cryptodev_asym_get_xform_enum(enum rte_crypto_asym_xform_type *xform_enum, 266 const char *xform_string) 267 { 268 unsigned int i; 269 270 for (i = 1; i < RTE_DIM(rte_crypto_asym_xform_strings); i++) { 271 if (strcmp(xform_string, 272 rte_crypto_asym_xform_strings[i]) == 0) { 273 *xform_enum = (enum rte_crypto_asym_xform_type) i; 274 return 0; 275 } 276 } 277 278 /* Invalid string */ 279 return -1; 280 } 281 282 /** 283 * The crypto auth operation strings identifiers. 284 * It could be used in application command line. 285 */ 286 const char * 287 rte_crypto_auth_operation_strings[] = { 288 [RTE_CRYPTO_AUTH_OP_VERIFY] = "verify", 289 [RTE_CRYPTO_AUTH_OP_GENERATE] = "generate" 290 }; 291 292 const struct rte_cryptodev_symmetric_capability * 293 rte_cryptodev_sym_capability_get(uint8_t dev_id, 294 const struct rte_cryptodev_sym_capability_idx *idx) 295 { 296 const struct rte_cryptodev_capabilities *capability; 297 struct rte_cryptodev_info dev_info; 298 int i = 0; 299 300 rte_cryptodev_info_get(dev_id, &dev_info); 301 302 while ((capability = &dev_info.capabilities[i++])->op != 303 RTE_CRYPTO_OP_TYPE_UNDEFINED) { 304 if (capability->op != RTE_CRYPTO_OP_TYPE_SYMMETRIC) 305 continue; 306 307 if (capability->sym.xform_type != idx->type) 308 continue; 309 310 if (idx->type == RTE_CRYPTO_SYM_XFORM_AUTH && 311 capability->sym.auth.algo == idx->algo.auth) 312 return &capability->sym; 313 314 if (idx->type == RTE_CRYPTO_SYM_XFORM_CIPHER && 315 capability->sym.cipher.algo == idx->algo.cipher) 316 return &capability->sym; 317 318 if (idx->type == RTE_CRYPTO_SYM_XFORM_AEAD && 319 capability->sym.aead.algo == idx->algo.aead) 320 return &capability->sym; 321 } 322 323 return NULL; 324 } 325 326 static int 327 param_range_check(uint16_t size, const struct rte_crypto_param_range *range) 328 { 329 unsigned int next_size; 330 331 /* Check lower/upper bounds */ 332 if (size < range->min) 333 return -1; 334 335 if (size > range->max) 336 return -1; 337 338 /* If range is actually only one value, size is correct */ 339 if (range->increment == 0) 340 return 0; 341 342 /* Check if value is one of the supported sizes */ 343 for (next_size = range->min; next_size <= range->max; 344 next_size += range->increment) 345 if (size == next_size) 346 return 0; 347 348 return -1; 349 } 350 351 const struct rte_cryptodev_asymmetric_xform_capability * 352 rte_cryptodev_asym_capability_get(uint8_t dev_id, 353 const struct rte_cryptodev_asym_capability_idx *idx) 354 { 355 const struct rte_cryptodev_capabilities *capability; 356 struct rte_cryptodev_info dev_info; 357 unsigned int i = 0; 358 359 memset(&dev_info, 0, sizeof(struct rte_cryptodev_info)); 360 rte_cryptodev_info_get(dev_id, &dev_info); 361 362 while ((capability = &dev_info.capabilities[i++])->op != 363 RTE_CRYPTO_OP_TYPE_UNDEFINED) { 364 if (capability->op != RTE_CRYPTO_OP_TYPE_ASYMMETRIC) 365 continue; 366 367 if (capability->asym.xform_capa.xform_type == idx->type) 368 return &capability->asym.xform_capa; 369 } 370 return NULL; 371 }; 372 373 int 374 rte_cryptodev_sym_capability_check_cipher( 375 const struct rte_cryptodev_symmetric_capability *capability, 376 uint16_t key_size, uint16_t iv_size) 377 { 378 if (param_range_check(key_size, &capability->cipher.key_size) != 0) 379 return -1; 380 381 if (param_range_check(iv_size, &capability->cipher.iv_size) != 0) 382 return -1; 383 384 return 0; 385 } 386 387 int 388 rte_cryptodev_sym_capability_check_auth( 389 const struct rte_cryptodev_symmetric_capability *capability, 390 uint16_t key_size, uint16_t digest_size, uint16_t iv_size) 391 { 392 if (param_range_check(key_size, &capability->auth.key_size) != 0) 393 return -1; 394 395 if (param_range_check(digest_size, &capability->auth.digest_size) != 0) 396 return -1; 397 398 if (param_range_check(iv_size, &capability->auth.iv_size) != 0) 399 return -1; 400 401 return 0; 402 } 403 404 int 405 rte_cryptodev_sym_capability_check_aead( 406 const struct rte_cryptodev_symmetric_capability *capability, 407 uint16_t key_size, uint16_t digest_size, uint16_t aad_size, 408 uint16_t iv_size) 409 { 410 if (param_range_check(key_size, &capability->aead.key_size) != 0) 411 return -1; 412 413 if (param_range_check(digest_size, &capability->aead.digest_size) != 0) 414 return -1; 415 416 if (param_range_check(aad_size, &capability->aead.aad_size) != 0) 417 return -1; 418 419 if (param_range_check(iv_size, &capability->aead.iv_size) != 0) 420 return -1; 421 422 return 0; 423 } 424 int 425 rte_cryptodev_asym_xform_capability_check_optype( 426 const struct rte_cryptodev_asymmetric_xform_capability *capability, 427 enum rte_crypto_asym_op_type op_type) 428 { 429 if (capability->op_types & (1 << op_type)) 430 return 1; 431 432 return 0; 433 } 434 435 int 436 rte_cryptodev_asym_xform_capability_check_modlen( 437 const struct rte_cryptodev_asymmetric_xform_capability *capability, 438 uint16_t modlen) 439 { 440 /* no need to check for limits, if min or max = 0 */ 441 if (capability->modlen.min != 0) { 442 if (modlen < capability->modlen.min) 443 return -1; 444 } 445 446 if (capability->modlen.max != 0) { 447 if (modlen > capability->modlen.max) 448 return -1; 449 } 450 451 /* in any case, check if given modlen is module increment */ 452 if (capability->modlen.increment != 0) { 453 if (modlen % (capability->modlen.increment)) 454 return -1; 455 } 456 457 return 0; 458 } 459 460 /* spinlock for crypto device enq callbacks */ 461 static rte_spinlock_t rte_cryptodev_callback_lock = RTE_SPINLOCK_INITIALIZER; 462 463 static void 464 cryptodev_cb_cleanup(struct rte_cryptodev *dev) 465 { 466 struct rte_cryptodev_cb_rcu *list; 467 struct rte_cryptodev_cb *cb, *next; 468 uint16_t qp_id; 469 470 if (dev->enq_cbs == NULL && dev->deq_cbs == NULL) 471 return; 472 473 for (qp_id = 0; qp_id < dev->data->nb_queue_pairs; qp_id++) { 474 list = &dev->enq_cbs[qp_id]; 475 cb = list->next; 476 while (cb != NULL) { 477 next = cb->next; 478 rte_free(cb); 479 cb = next; 480 } 481 482 rte_free(list->qsbr); 483 } 484 485 for (qp_id = 0; qp_id < dev->data->nb_queue_pairs; qp_id++) { 486 list = &dev->deq_cbs[qp_id]; 487 cb = list->next; 488 while (cb != NULL) { 489 next = cb->next; 490 rte_free(cb); 491 cb = next; 492 } 493 494 rte_free(list->qsbr); 495 } 496 497 rte_free(dev->enq_cbs); 498 dev->enq_cbs = NULL; 499 rte_free(dev->deq_cbs); 500 dev->deq_cbs = NULL; 501 } 502 503 static int 504 cryptodev_cb_init(struct rte_cryptodev *dev) 505 { 506 struct rte_cryptodev_cb_rcu *list; 507 struct rte_rcu_qsbr *qsbr; 508 uint16_t qp_id; 509 size_t size; 510 511 /* Max thread set to 1, as one DP thread accessing a queue-pair */ 512 const uint32_t max_threads = 1; 513 514 dev->enq_cbs = rte_zmalloc(NULL, 515 sizeof(struct rte_cryptodev_cb_rcu) * 516 dev->data->nb_queue_pairs, 0); 517 if (dev->enq_cbs == NULL) { 518 CDEV_LOG_ERR("Failed to allocate memory for enq callbacks"); 519 return -ENOMEM; 520 } 521 522 dev->deq_cbs = rte_zmalloc(NULL, 523 sizeof(struct rte_cryptodev_cb_rcu) * 524 dev->data->nb_queue_pairs, 0); 525 if (dev->deq_cbs == NULL) { 526 CDEV_LOG_ERR("Failed to allocate memory for deq callbacks"); 527 rte_free(dev->enq_cbs); 528 return -ENOMEM; 529 } 530 531 /* Create RCU QSBR variable */ 532 size = rte_rcu_qsbr_get_memsize(max_threads); 533 534 for (qp_id = 0; qp_id < dev->data->nb_queue_pairs; qp_id++) { 535 list = &dev->enq_cbs[qp_id]; 536 qsbr = rte_zmalloc(NULL, size, RTE_CACHE_LINE_SIZE); 537 if (qsbr == NULL) { 538 CDEV_LOG_ERR("Failed to allocate memory for RCU on " 539 "queue_pair_id=%d", qp_id); 540 goto cb_init_err; 541 } 542 543 if (rte_rcu_qsbr_init(qsbr, max_threads)) { 544 CDEV_LOG_ERR("Failed to initialize for RCU on " 545 "queue_pair_id=%d", qp_id); 546 goto cb_init_err; 547 } 548 549 list->qsbr = qsbr; 550 } 551 552 for (qp_id = 0; qp_id < dev->data->nb_queue_pairs; qp_id++) { 553 list = &dev->deq_cbs[qp_id]; 554 qsbr = rte_zmalloc(NULL, size, RTE_CACHE_LINE_SIZE); 555 if (qsbr == NULL) { 556 CDEV_LOG_ERR("Failed to allocate memory for RCU on " 557 "queue_pair_id=%d", qp_id); 558 goto cb_init_err; 559 } 560 561 if (rte_rcu_qsbr_init(qsbr, max_threads)) { 562 CDEV_LOG_ERR("Failed to initialize for RCU on " 563 "queue_pair_id=%d", qp_id); 564 goto cb_init_err; 565 } 566 567 list->qsbr = qsbr; 568 } 569 570 return 0; 571 572 cb_init_err: 573 cryptodev_cb_cleanup(dev); 574 return -ENOMEM; 575 } 576 577 const char * 578 rte_cryptodev_get_feature_name(uint64_t flag) 579 { 580 switch (flag) { 581 case RTE_CRYPTODEV_FF_SYMMETRIC_CRYPTO: 582 return "SYMMETRIC_CRYPTO"; 583 case RTE_CRYPTODEV_FF_ASYMMETRIC_CRYPTO: 584 return "ASYMMETRIC_CRYPTO"; 585 case RTE_CRYPTODEV_FF_SYM_OPERATION_CHAINING: 586 return "SYM_OPERATION_CHAINING"; 587 case RTE_CRYPTODEV_FF_CPU_SSE: 588 return "CPU_SSE"; 589 case RTE_CRYPTODEV_FF_CPU_AVX: 590 return "CPU_AVX"; 591 case RTE_CRYPTODEV_FF_CPU_AVX2: 592 return "CPU_AVX2"; 593 case RTE_CRYPTODEV_FF_CPU_AVX512: 594 return "CPU_AVX512"; 595 case RTE_CRYPTODEV_FF_CPU_AESNI: 596 return "CPU_AESNI"; 597 case RTE_CRYPTODEV_FF_HW_ACCELERATED: 598 return "HW_ACCELERATED"; 599 case RTE_CRYPTODEV_FF_IN_PLACE_SGL: 600 return "IN_PLACE_SGL"; 601 case RTE_CRYPTODEV_FF_OOP_SGL_IN_SGL_OUT: 602 return "OOP_SGL_IN_SGL_OUT"; 603 case RTE_CRYPTODEV_FF_OOP_SGL_IN_LB_OUT: 604 return "OOP_SGL_IN_LB_OUT"; 605 case RTE_CRYPTODEV_FF_OOP_LB_IN_SGL_OUT: 606 return "OOP_LB_IN_SGL_OUT"; 607 case RTE_CRYPTODEV_FF_OOP_LB_IN_LB_OUT: 608 return "OOP_LB_IN_LB_OUT"; 609 case RTE_CRYPTODEV_FF_CPU_NEON: 610 return "CPU_NEON"; 611 case RTE_CRYPTODEV_FF_CPU_ARM_CE: 612 return "CPU_ARM_CE"; 613 case RTE_CRYPTODEV_FF_SECURITY: 614 return "SECURITY_PROTOCOL"; 615 case RTE_CRYPTODEV_FF_RSA_PRIV_OP_KEY_EXP: 616 return "RSA_PRIV_OP_KEY_EXP"; 617 case RTE_CRYPTODEV_FF_RSA_PRIV_OP_KEY_QT: 618 return "RSA_PRIV_OP_KEY_QT"; 619 case RTE_CRYPTODEV_FF_DIGEST_ENCRYPTED: 620 return "DIGEST_ENCRYPTED"; 621 case RTE_CRYPTODEV_FF_SYM_CPU_CRYPTO: 622 return "SYM_CPU_CRYPTO"; 623 case RTE_CRYPTODEV_FF_ASYM_SESSIONLESS: 624 return "ASYM_SESSIONLESS"; 625 case RTE_CRYPTODEV_FF_SYM_SESSIONLESS: 626 return "SYM_SESSIONLESS"; 627 case RTE_CRYPTODEV_FF_NON_BYTE_ALIGNED_DATA: 628 return "NON_BYTE_ALIGNED_DATA"; 629 case RTE_CRYPTODEV_FF_CIPHER_MULTIPLE_DATA_UNITS: 630 return "CIPHER_MULTIPLE_DATA_UNITS"; 631 case RTE_CRYPTODEV_FF_CIPHER_WRAPPED_KEY: 632 return "CIPHER_WRAPPED_KEY"; 633 default: 634 return NULL; 635 } 636 } 637 638 struct rte_cryptodev * 639 rte_cryptodev_pmd_get_dev(uint8_t dev_id) 640 { 641 return &cryptodev_globals.devs[dev_id]; 642 } 643 644 struct rte_cryptodev * 645 rte_cryptodev_pmd_get_named_dev(const char *name) 646 { 647 struct rte_cryptodev *dev; 648 unsigned int i; 649 650 if (name == NULL) 651 return NULL; 652 653 for (i = 0; i < RTE_CRYPTO_MAX_DEVS; i++) { 654 dev = &cryptodev_globals.devs[i]; 655 656 if ((dev->attached == RTE_CRYPTODEV_ATTACHED) && 657 (strcmp(dev->data->name, name) == 0)) 658 return dev; 659 } 660 661 return NULL; 662 } 663 664 static inline uint8_t 665 rte_cryptodev_is_valid_device_data(uint8_t dev_id) 666 { 667 if (dev_id >= RTE_CRYPTO_MAX_DEVS || 668 rte_crypto_devices[dev_id].data == NULL) 669 return 0; 670 671 return 1; 672 } 673 674 unsigned int 675 rte_cryptodev_is_valid_dev(uint8_t dev_id) 676 { 677 struct rte_cryptodev *dev = NULL; 678 679 if (!rte_cryptodev_is_valid_device_data(dev_id)) 680 return 0; 681 682 dev = rte_cryptodev_pmd_get_dev(dev_id); 683 if (dev->attached != RTE_CRYPTODEV_ATTACHED) 684 return 0; 685 else 686 return 1; 687 } 688 689 690 int 691 rte_cryptodev_get_dev_id(const char *name) 692 { 693 unsigned i; 694 695 if (name == NULL) 696 return -1; 697 698 for (i = 0; i < RTE_CRYPTO_MAX_DEVS; i++) { 699 if (!rte_cryptodev_is_valid_device_data(i)) 700 continue; 701 if ((strcmp(cryptodev_globals.devs[i].data->name, name) 702 == 0) && 703 (cryptodev_globals.devs[i].attached == 704 RTE_CRYPTODEV_ATTACHED)) 705 return i; 706 } 707 708 return -1; 709 } 710 711 uint8_t 712 rte_cryptodev_count(void) 713 { 714 return cryptodev_globals.nb_devs; 715 } 716 717 uint8_t 718 rte_cryptodev_device_count_by_driver(uint8_t driver_id) 719 { 720 uint8_t i, dev_count = 0; 721 722 for (i = 0; i < RTE_CRYPTO_MAX_DEVS; i++) 723 if (cryptodev_globals.devs[i].driver_id == driver_id && 724 cryptodev_globals.devs[i].attached == 725 RTE_CRYPTODEV_ATTACHED) 726 dev_count++; 727 728 return dev_count; 729 } 730 731 uint8_t 732 rte_cryptodev_devices_get(const char *driver_name, uint8_t *devices, 733 uint8_t nb_devices) 734 { 735 uint8_t i, count = 0; 736 struct rte_cryptodev *devs = cryptodev_globals.devs; 737 738 for (i = 0; i < RTE_CRYPTO_MAX_DEVS && count < nb_devices; i++) { 739 if (!rte_cryptodev_is_valid_device_data(i)) 740 continue; 741 742 if (devs[i].attached == RTE_CRYPTODEV_ATTACHED) { 743 int cmp; 744 745 cmp = strncmp(devs[i].device->driver->name, 746 driver_name, 747 strlen(driver_name) + 1); 748 749 if (cmp == 0) 750 devices[count++] = devs[i].data->dev_id; 751 } 752 } 753 754 return count; 755 } 756 757 void * 758 rte_cryptodev_get_sec_ctx(uint8_t dev_id) 759 { 760 if (dev_id < RTE_CRYPTO_MAX_DEVS && 761 (rte_crypto_devices[dev_id].feature_flags & 762 RTE_CRYPTODEV_FF_SECURITY)) 763 return rte_crypto_devices[dev_id].security_ctx; 764 765 return NULL; 766 } 767 768 int 769 rte_cryptodev_socket_id(uint8_t dev_id) 770 { 771 struct rte_cryptodev *dev; 772 773 if (!rte_cryptodev_is_valid_dev(dev_id)) 774 return -1; 775 776 dev = rte_cryptodev_pmd_get_dev(dev_id); 777 778 return dev->data->socket_id; 779 } 780 781 static inline int 782 rte_cryptodev_data_alloc(uint8_t dev_id, struct rte_cryptodev_data **data, 783 int socket_id) 784 { 785 char mz_name[RTE_MEMZONE_NAMESIZE]; 786 const struct rte_memzone *mz; 787 int n; 788 789 /* generate memzone name */ 790 n = snprintf(mz_name, sizeof(mz_name), "rte_cryptodev_data_%u", dev_id); 791 if (n >= (int)sizeof(mz_name)) 792 return -EINVAL; 793 794 if (rte_eal_process_type() == RTE_PROC_PRIMARY) { 795 mz = rte_memzone_reserve(mz_name, 796 sizeof(struct rte_cryptodev_data), 797 socket_id, 0); 798 CDEV_LOG_DEBUG("PRIMARY:reserved memzone for %s (%p)", 799 mz_name, mz); 800 } else { 801 mz = rte_memzone_lookup(mz_name); 802 CDEV_LOG_DEBUG("SECONDARY:looked up memzone for %s (%p)", 803 mz_name, mz); 804 } 805 806 if (mz == NULL) 807 return -ENOMEM; 808 809 *data = mz->addr; 810 if (rte_eal_process_type() == RTE_PROC_PRIMARY) 811 memset(*data, 0, sizeof(struct rte_cryptodev_data)); 812 813 return 0; 814 } 815 816 static inline int 817 rte_cryptodev_data_free(uint8_t dev_id, struct rte_cryptodev_data **data) 818 { 819 char mz_name[RTE_MEMZONE_NAMESIZE]; 820 const struct rte_memzone *mz; 821 int n; 822 823 /* generate memzone name */ 824 n = snprintf(mz_name, sizeof(mz_name), "rte_cryptodev_data_%u", dev_id); 825 if (n >= (int)sizeof(mz_name)) 826 return -EINVAL; 827 828 mz = rte_memzone_lookup(mz_name); 829 if (mz == NULL) 830 return -ENOMEM; 831 832 RTE_ASSERT(*data == mz->addr); 833 *data = NULL; 834 835 if (rte_eal_process_type() == RTE_PROC_PRIMARY) { 836 CDEV_LOG_DEBUG("PRIMARY:free memzone of %s (%p)", 837 mz_name, mz); 838 return rte_memzone_free(mz); 839 } else { 840 CDEV_LOG_DEBUG("SECONDARY:don't free memzone of %s (%p)", 841 mz_name, mz); 842 } 843 844 return 0; 845 } 846 847 static uint8_t 848 rte_cryptodev_find_free_device_index(void) 849 { 850 uint8_t dev_id; 851 852 for (dev_id = 0; dev_id < RTE_CRYPTO_MAX_DEVS; dev_id++) { 853 if (rte_crypto_devices[dev_id].attached == 854 RTE_CRYPTODEV_DETACHED) 855 return dev_id; 856 } 857 return RTE_CRYPTO_MAX_DEVS; 858 } 859 860 struct rte_cryptodev * 861 rte_cryptodev_pmd_allocate(const char *name, int socket_id) 862 { 863 struct rte_cryptodev *cryptodev; 864 uint8_t dev_id; 865 866 if (rte_cryptodev_pmd_get_named_dev(name) != NULL) { 867 CDEV_LOG_ERR("Crypto device with name %s already " 868 "allocated!", name); 869 return NULL; 870 } 871 872 dev_id = rte_cryptodev_find_free_device_index(); 873 if (dev_id == RTE_CRYPTO_MAX_DEVS) { 874 CDEV_LOG_ERR("Reached maximum number of crypto devices"); 875 return NULL; 876 } 877 878 cryptodev = rte_cryptodev_pmd_get_dev(dev_id); 879 880 if (cryptodev->data == NULL) { 881 struct rte_cryptodev_data **cryptodev_data = 882 &cryptodev_globals.data[dev_id]; 883 884 int retval = rte_cryptodev_data_alloc(dev_id, cryptodev_data, 885 socket_id); 886 887 if (retval < 0 || *cryptodev_data == NULL) 888 return NULL; 889 890 cryptodev->data = *cryptodev_data; 891 892 if (rte_eal_process_type() == RTE_PROC_PRIMARY) { 893 strlcpy(cryptodev->data->name, name, 894 RTE_CRYPTODEV_NAME_MAX_LEN); 895 896 cryptodev->data->dev_id = dev_id; 897 cryptodev->data->socket_id = socket_id; 898 cryptodev->data->dev_started = 0; 899 CDEV_LOG_DEBUG("PRIMARY:init data"); 900 } 901 902 CDEV_LOG_DEBUG("Data for %s: dev_id %d, socket %d, started %d", 903 cryptodev->data->name, 904 cryptodev->data->dev_id, 905 cryptodev->data->socket_id, 906 cryptodev->data->dev_started); 907 908 /* init user callbacks */ 909 TAILQ_INIT(&(cryptodev->link_intr_cbs)); 910 911 cryptodev->attached = RTE_CRYPTODEV_ATTACHED; 912 913 cryptodev_globals.nb_devs++; 914 } 915 916 return cryptodev; 917 } 918 919 int 920 rte_cryptodev_pmd_release_device(struct rte_cryptodev *cryptodev) 921 { 922 int ret; 923 uint8_t dev_id; 924 925 if (cryptodev == NULL) 926 return -EINVAL; 927 928 dev_id = cryptodev->data->dev_id; 929 930 cryptodev_fp_ops_reset(rte_crypto_fp_ops + dev_id); 931 932 /* Close device only if device operations have been set */ 933 if (cryptodev->dev_ops) { 934 ret = rte_cryptodev_close(dev_id); 935 if (ret < 0) 936 return ret; 937 } 938 939 ret = rte_cryptodev_data_free(dev_id, &cryptodev_globals.data[dev_id]); 940 if (ret < 0) 941 return ret; 942 943 cryptodev->attached = RTE_CRYPTODEV_DETACHED; 944 cryptodev_globals.nb_devs--; 945 return 0; 946 } 947 948 uint16_t 949 rte_cryptodev_queue_pair_count(uint8_t dev_id) 950 { 951 struct rte_cryptodev *dev; 952 953 if (!rte_cryptodev_is_valid_device_data(dev_id)) { 954 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id); 955 return 0; 956 } 957 958 dev = &rte_crypto_devices[dev_id]; 959 return dev->data->nb_queue_pairs; 960 } 961 962 static int 963 rte_cryptodev_queue_pairs_config(struct rte_cryptodev *dev, uint16_t nb_qpairs, 964 int socket_id) 965 { 966 struct rte_cryptodev_info dev_info; 967 void **qp; 968 unsigned i; 969 970 if ((dev == NULL) || (nb_qpairs < 1)) { 971 CDEV_LOG_ERR("invalid param: dev %p, nb_queues %u", 972 dev, nb_qpairs); 973 return -EINVAL; 974 } 975 976 CDEV_LOG_DEBUG("Setup %d queues pairs on device %u", 977 nb_qpairs, dev->data->dev_id); 978 979 memset(&dev_info, 0, sizeof(struct rte_cryptodev_info)); 980 981 if (*dev->dev_ops->dev_infos_get == NULL) 982 return -ENOTSUP; 983 (*dev->dev_ops->dev_infos_get)(dev, &dev_info); 984 985 if (nb_qpairs > (dev_info.max_nb_queue_pairs)) { 986 CDEV_LOG_ERR("Invalid num queue_pairs (%u) for dev %u", 987 nb_qpairs, dev->data->dev_id); 988 return -EINVAL; 989 } 990 991 if (dev->data->queue_pairs == NULL) { /* first time configuration */ 992 dev->data->queue_pairs = rte_zmalloc_socket( 993 "cryptodev->queue_pairs", 994 sizeof(dev->data->queue_pairs[0]) * 995 dev_info.max_nb_queue_pairs, 996 RTE_CACHE_LINE_SIZE, socket_id); 997 998 if (dev->data->queue_pairs == NULL) { 999 dev->data->nb_queue_pairs = 0; 1000 CDEV_LOG_ERR("failed to get memory for qp meta data, " 1001 "nb_queues %u", 1002 nb_qpairs); 1003 return -(ENOMEM); 1004 } 1005 } else { /* re-configure */ 1006 int ret; 1007 uint16_t old_nb_queues = dev->data->nb_queue_pairs; 1008 1009 qp = dev->data->queue_pairs; 1010 1011 if (*dev->dev_ops->queue_pair_release == NULL) 1012 return -ENOTSUP; 1013 1014 for (i = nb_qpairs; i < old_nb_queues; i++) { 1015 ret = (*dev->dev_ops->queue_pair_release)(dev, i); 1016 if (ret < 0) 1017 return ret; 1018 qp[i] = NULL; 1019 } 1020 1021 } 1022 dev->data->nb_queue_pairs = nb_qpairs; 1023 return 0; 1024 } 1025 1026 int 1027 rte_cryptodev_configure(uint8_t dev_id, struct rte_cryptodev_config *config) 1028 { 1029 struct rte_cryptodev *dev; 1030 int diag; 1031 1032 if (!rte_cryptodev_is_valid_dev(dev_id)) { 1033 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id); 1034 return -EINVAL; 1035 } 1036 1037 dev = &rte_crypto_devices[dev_id]; 1038 1039 if (dev->data->dev_started) { 1040 CDEV_LOG_ERR( 1041 "device %d must be stopped to allow configuration", dev_id); 1042 return -EBUSY; 1043 } 1044 1045 if (*dev->dev_ops->dev_configure == NULL) 1046 return -ENOTSUP; 1047 1048 rte_spinlock_lock(&rte_cryptodev_callback_lock); 1049 cryptodev_cb_cleanup(dev); 1050 rte_spinlock_unlock(&rte_cryptodev_callback_lock); 1051 1052 /* Setup new number of queue pairs and reconfigure device. */ 1053 diag = rte_cryptodev_queue_pairs_config(dev, config->nb_queue_pairs, 1054 config->socket_id); 1055 if (diag != 0) { 1056 CDEV_LOG_ERR("dev%d rte_crypto_dev_queue_pairs_config = %d", 1057 dev_id, diag); 1058 return diag; 1059 } 1060 1061 rte_spinlock_lock(&rte_cryptodev_callback_lock); 1062 diag = cryptodev_cb_init(dev); 1063 rte_spinlock_unlock(&rte_cryptodev_callback_lock); 1064 if (diag) { 1065 CDEV_LOG_ERR("Callback init failed for dev_id=%d", dev_id); 1066 return diag; 1067 } 1068 1069 rte_cryptodev_trace_configure(dev_id, config); 1070 return (*dev->dev_ops->dev_configure)(dev, config); 1071 } 1072 1073 int 1074 rte_cryptodev_start(uint8_t dev_id) 1075 { 1076 struct rte_cryptodev *dev; 1077 int diag; 1078 1079 CDEV_LOG_DEBUG("Start dev_id=%" PRIu8, dev_id); 1080 1081 if (!rte_cryptodev_is_valid_dev(dev_id)) { 1082 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id); 1083 return -EINVAL; 1084 } 1085 1086 dev = &rte_crypto_devices[dev_id]; 1087 1088 if (*dev->dev_ops->dev_start == NULL) 1089 return -ENOTSUP; 1090 1091 if (dev->data->dev_started != 0) { 1092 CDEV_LOG_ERR("Device with dev_id=%" PRIu8 " already started", 1093 dev_id); 1094 return 0; 1095 } 1096 1097 diag = (*dev->dev_ops->dev_start)(dev); 1098 /* expose selection of PMD fast-path functions */ 1099 cryptodev_fp_ops_set(rte_crypto_fp_ops + dev_id, dev); 1100 1101 rte_cryptodev_trace_start(dev_id, diag); 1102 if (diag == 0) 1103 dev->data->dev_started = 1; 1104 else 1105 return diag; 1106 1107 return 0; 1108 } 1109 1110 void 1111 rte_cryptodev_stop(uint8_t dev_id) 1112 { 1113 struct rte_cryptodev *dev; 1114 1115 if (!rte_cryptodev_is_valid_dev(dev_id)) { 1116 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id); 1117 return; 1118 } 1119 1120 dev = &rte_crypto_devices[dev_id]; 1121 1122 if (*dev->dev_ops->dev_stop == NULL) 1123 return; 1124 1125 if (dev->data->dev_started == 0) { 1126 CDEV_LOG_ERR("Device with dev_id=%" PRIu8 " already stopped", 1127 dev_id); 1128 return; 1129 } 1130 1131 /* point fast-path functions to dummy ones */ 1132 cryptodev_fp_ops_reset(rte_crypto_fp_ops + dev_id); 1133 1134 (*dev->dev_ops->dev_stop)(dev); 1135 rte_cryptodev_trace_stop(dev_id); 1136 dev->data->dev_started = 0; 1137 } 1138 1139 int 1140 rte_cryptodev_close(uint8_t dev_id) 1141 { 1142 struct rte_cryptodev *dev; 1143 int retval; 1144 1145 if (!rte_cryptodev_is_valid_dev(dev_id)) { 1146 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id); 1147 return -1; 1148 } 1149 1150 dev = &rte_crypto_devices[dev_id]; 1151 1152 /* Device must be stopped before it can be closed */ 1153 if (dev->data->dev_started == 1) { 1154 CDEV_LOG_ERR("Device %u must be stopped before closing", 1155 dev_id); 1156 return -EBUSY; 1157 } 1158 1159 /* We can't close the device if there are outstanding sessions in use */ 1160 if (dev->data->session_pool != NULL) { 1161 if (!rte_mempool_full(dev->data->session_pool)) { 1162 CDEV_LOG_ERR("dev_id=%u close failed, session mempool " 1163 "has sessions still in use, free " 1164 "all sessions before calling close", 1165 (unsigned)dev_id); 1166 return -EBUSY; 1167 } 1168 } 1169 1170 if (*dev->dev_ops->dev_close == NULL) 1171 return -ENOTSUP; 1172 retval = (*dev->dev_ops->dev_close)(dev); 1173 rte_cryptodev_trace_close(dev_id, retval); 1174 1175 if (retval < 0) 1176 return retval; 1177 1178 return 0; 1179 } 1180 1181 int 1182 rte_cryptodev_get_qp_status(uint8_t dev_id, uint16_t queue_pair_id) 1183 { 1184 struct rte_cryptodev *dev; 1185 1186 if (!rte_cryptodev_is_valid_dev(dev_id)) { 1187 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id); 1188 return -EINVAL; 1189 } 1190 1191 dev = &rte_crypto_devices[dev_id]; 1192 if (queue_pair_id >= dev->data->nb_queue_pairs) { 1193 CDEV_LOG_ERR("Invalid queue_pair_id=%d", queue_pair_id); 1194 return -EINVAL; 1195 } 1196 void **qps = dev->data->queue_pairs; 1197 1198 if (qps[queue_pair_id]) { 1199 CDEV_LOG_DEBUG("qp %d on dev %d is initialised", 1200 queue_pair_id, dev_id); 1201 return 1; 1202 } 1203 1204 CDEV_LOG_DEBUG("qp %d on dev %d is not initialised", 1205 queue_pair_id, dev_id); 1206 1207 return 0; 1208 } 1209 1210 int 1211 rte_cryptodev_queue_pair_setup(uint8_t dev_id, uint16_t queue_pair_id, 1212 const struct rte_cryptodev_qp_conf *qp_conf, int socket_id) 1213 1214 { 1215 struct rte_cryptodev *dev; 1216 1217 if (!rte_cryptodev_is_valid_dev(dev_id)) { 1218 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id); 1219 return -EINVAL; 1220 } 1221 1222 dev = &rte_crypto_devices[dev_id]; 1223 if (queue_pair_id >= dev->data->nb_queue_pairs) { 1224 CDEV_LOG_ERR("Invalid queue_pair_id=%d", queue_pair_id); 1225 return -EINVAL; 1226 } 1227 1228 if (!qp_conf) { 1229 CDEV_LOG_ERR("qp_conf cannot be NULL\n"); 1230 return -EINVAL; 1231 } 1232 1233 if ((qp_conf->mp_session && !qp_conf->mp_session_private) || 1234 (!qp_conf->mp_session && qp_conf->mp_session_private)) { 1235 CDEV_LOG_ERR("Invalid mempools\n"); 1236 return -EINVAL; 1237 } 1238 1239 if (qp_conf->mp_session) { 1240 struct rte_cryptodev_sym_session_pool_private_data *pool_priv; 1241 uint32_t obj_size = qp_conf->mp_session->elt_size; 1242 uint32_t obj_priv_size = qp_conf->mp_session_private->elt_size; 1243 struct rte_cryptodev_sym_session s = {0}; 1244 1245 pool_priv = rte_mempool_get_priv(qp_conf->mp_session); 1246 if (!pool_priv || qp_conf->mp_session->private_data_size < 1247 sizeof(*pool_priv)) { 1248 CDEV_LOG_ERR("Invalid mempool\n"); 1249 return -EINVAL; 1250 } 1251 1252 s.nb_drivers = pool_priv->nb_drivers; 1253 s.user_data_sz = pool_priv->user_data_sz; 1254 1255 if ((rte_cryptodev_sym_get_existing_header_session_size(&s) > 1256 obj_size) || (s.nb_drivers <= dev->driver_id) || 1257 rte_cryptodev_sym_get_private_session_size(dev_id) > 1258 obj_priv_size) { 1259 CDEV_LOG_ERR("Invalid mempool\n"); 1260 return -EINVAL; 1261 } 1262 } 1263 1264 if (dev->data->dev_started) { 1265 CDEV_LOG_ERR( 1266 "device %d must be stopped to allow configuration", dev_id); 1267 return -EBUSY; 1268 } 1269 1270 if (*dev->dev_ops->queue_pair_setup == NULL) 1271 return -ENOTSUP; 1272 1273 rte_cryptodev_trace_queue_pair_setup(dev_id, queue_pair_id, qp_conf); 1274 return (*dev->dev_ops->queue_pair_setup)(dev, queue_pair_id, qp_conf, 1275 socket_id); 1276 } 1277 1278 struct rte_cryptodev_cb * 1279 rte_cryptodev_add_enq_callback(uint8_t dev_id, 1280 uint16_t qp_id, 1281 rte_cryptodev_callback_fn cb_fn, 1282 void *cb_arg) 1283 { 1284 struct rte_cryptodev *dev; 1285 struct rte_cryptodev_cb_rcu *list; 1286 struct rte_cryptodev_cb *cb, *tail; 1287 1288 if (!cb_fn) { 1289 CDEV_LOG_ERR("Callback is NULL on dev_id=%d", dev_id); 1290 rte_errno = EINVAL; 1291 return NULL; 1292 } 1293 1294 if (!rte_cryptodev_is_valid_dev(dev_id)) { 1295 CDEV_LOG_ERR("Invalid dev_id=%d", dev_id); 1296 rte_errno = ENODEV; 1297 return NULL; 1298 } 1299 1300 dev = &rte_crypto_devices[dev_id]; 1301 if (qp_id >= dev->data->nb_queue_pairs) { 1302 CDEV_LOG_ERR("Invalid queue_pair_id=%d", qp_id); 1303 rte_errno = ENODEV; 1304 return NULL; 1305 } 1306 1307 cb = rte_zmalloc(NULL, sizeof(*cb), 0); 1308 if (cb == NULL) { 1309 CDEV_LOG_ERR("Failed to allocate memory for callback on " 1310 "dev=%d, queue_pair_id=%d", dev_id, qp_id); 1311 rte_errno = ENOMEM; 1312 return NULL; 1313 } 1314 1315 rte_spinlock_lock(&rte_cryptodev_callback_lock); 1316 1317 cb->fn = cb_fn; 1318 cb->arg = cb_arg; 1319 1320 /* Add the callbacks in fifo order. */ 1321 list = &dev->enq_cbs[qp_id]; 1322 tail = list->next; 1323 1324 if (tail) { 1325 while (tail->next) 1326 tail = tail->next; 1327 /* Stores to cb->fn and cb->param should complete before 1328 * cb is visible to data plane. 1329 */ 1330 __atomic_store_n(&tail->next, cb, __ATOMIC_RELEASE); 1331 } else { 1332 /* Stores to cb->fn and cb->param should complete before 1333 * cb is visible to data plane. 1334 */ 1335 __atomic_store_n(&list->next, cb, __ATOMIC_RELEASE); 1336 } 1337 1338 rte_spinlock_unlock(&rte_cryptodev_callback_lock); 1339 1340 return cb; 1341 } 1342 1343 int 1344 rte_cryptodev_remove_enq_callback(uint8_t dev_id, 1345 uint16_t qp_id, 1346 struct rte_cryptodev_cb *cb) 1347 { 1348 struct rte_cryptodev *dev; 1349 struct rte_cryptodev_cb **prev_cb, *curr_cb; 1350 struct rte_cryptodev_cb_rcu *list; 1351 int ret; 1352 1353 ret = -EINVAL; 1354 1355 if (!cb) { 1356 CDEV_LOG_ERR("Callback is NULL"); 1357 return -EINVAL; 1358 } 1359 1360 if (!rte_cryptodev_is_valid_dev(dev_id)) { 1361 CDEV_LOG_ERR("Invalid dev_id=%d", dev_id); 1362 return -ENODEV; 1363 } 1364 1365 dev = &rte_crypto_devices[dev_id]; 1366 if (qp_id >= dev->data->nb_queue_pairs) { 1367 CDEV_LOG_ERR("Invalid queue_pair_id=%d", qp_id); 1368 return -ENODEV; 1369 } 1370 1371 rte_spinlock_lock(&rte_cryptodev_callback_lock); 1372 if (dev->enq_cbs == NULL) { 1373 CDEV_LOG_ERR("Callback not initialized"); 1374 goto cb_err; 1375 } 1376 1377 list = &dev->enq_cbs[qp_id]; 1378 if (list == NULL) { 1379 CDEV_LOG_ERR("Callback list is NULL"); 1380 goto cb_err; 1381 } 1382 1383 if (list->qsbr == NULL) { 1384 CDEV_LOG_ERR("Rcu qsbr is NULL"); 1385 goto cb_err; 1386 } 1387 1388 prev_cb = &list->next; 1389 for (; *prev_cb != NULL; prev_cb = &curr_cb->next) { 1390 curr_cb = *prev_cb; 1391 if (curr_cb == cb) { 1392 /* Remove the user cb from the callback list. */ 1393 __atomic_store_n(prev_cb, curr_cb->next, 1394 __ATOMIC_RELAXED); 1395 ret = 0; 1396 break; 1397 } 1398 } 1399 1400 if (!ret) { 1401 /* Call sync with invalid thread id as this is part of 1402 * control plane API 1403 */ 1404 rte_rcu_qsbr_synchronize(list->qsbr, RTE_QSBR_THRID_INVALID); 1405 rte_free(cb); 1406 } 1407 1408 cb_err: 1409 rte_spinlock_unlock(&rte_cryptodev_callback_lock); 1410 return ret; 1411 } 1412 1413 struct rte_cryptodev_cb * 1414 rte_cryptodev_add_deq_callback(uint8_t dev_id, 1415 uint16_t qp_id, 1416 rte_cryptodev_callback_fn cb_fn, 1417 void *cb_arg) 1418 { 1419 struct rte_cryptodev *dev; 1420 struct rte_cryptodev_cb_rcu *list; 1421 struct rte_cryptodev_cb *cb, *tail; 1422 1423 if (!cb_fn) { 1424 CDEV_LOG_ERR("Callback is NULL on dev_id=%d", dev_id); 1425 rte_errno = EINVAL; 1426 return NULL; 1427 } 1428 1429 if (!rte_cryptodev_is_valid_dev(dev_id)) { 1430 CDEV_LOG_ERR("Invalid dev_id=%d", dev_id); 1431 rte_errno = ENODEV; 1432 return NULL; 1433 } 1434 1435 dev = &rte_crypto_devices[dev_id]; 1436 if (qp_id >= dev->data->nb_queue_pairs) { 1437 CDEV_LOG_ERR("Invalid queue_pair_id=%d", qp_id); 1438 rte_errno = ENODEV; 1439 return NULL; 1440 } 1441 1442 cb = rte_zmalloc(NULL, sizeof(*cb), 0); 1443 if (cb == NULL) { 1444 CDEV_LOG_ERR("Failed to allocate memory for callback on " 1445 "dev=%d, queue_pair_id=%d", dev_id, qp_id); 1446 rte_errno = ENOMEM; 1447 return NULL; 1448 } 1449 1450 rte_spinlock_lock(&rte_cryptodev_callback_lock); 1451 1452 cb->fn = cb_fn; 1453 cb->arg = cb_arg; 1454 1455 /* Add the callbacks in fifo order. */ 1456 list = &dev->deq_cbs[qp_id]; 1457 tail = list->next; 1458 1459 if (tail) { 1460 while (tail->next) 1461 tail = tail->next; 1462 /* Stores to cb->fn and cb->param should complete before 1463 * cb is visible to data plane. 1464 */ 1465 __atomic_store_n(&tail->next, cb, __ATOMIC_RELEASE); 1466 } else { 1467 /* Stores to cb->fn and cb->param should complete before 1468 * cb is visible to data plane. 1469 */ 1470 __atomic_store_n(&list->next, cb, __ATOMIC_RELEASE); 1471 } 1472 1473 rte_spinlock_unlock(&rte_cryptodev_callback_lock); 1474 1475 return cb; 1476 } 1477 1478 int 1479 rte_cryptodev_remove_deq_callback(uint8_t dev_id, 1480 uint16_t qp_id, 1481 struct rte_cryptodev_cb *cb) 1482 { 1483 struct rte_cryptodev *dev; 1484 struct rte_cryptodev_cb **prev_cb, *curr_cb; 1485 struct rte_cryptodev_cb_rcu *list; 1486 int ret; 1487 1488 ret = -EINVAL; 1489 1490 if (!cb) { 1491 CDEV_LOG_ERR("Callback is NULL"); 1492 return -EINVAL; 1493 } 1494 1495 if (!rte_cryptodev_is_valid_dev(dev_id)) { 1496 CDEV_LOG_ERR("Invalid dev_id=%d", dev_id); 1497 return -ENODEV; 1498 } 1499 1500 dev = &rte_crypto_devices[dev_id]; 1501 if (qp_id >= dev->data->nb_queue_pairs) { 1502 CDEV_LOG_ERR("Invalid queue_pair_id=%d", qp_id); 1503 return -ENODEV; 1504 } 1505 1506 rte_spinlock_lock(&rte_cryptodev_callback_lock); 1507 if (dev->enq_cbs == NULL) { 1508 CDEV_LOG_ERR("Callback not initialized"); 1509 goto cb_err; 1510 } 1511 1512 list = &dev->deq_cbs[qp_id]; 1513 if (list == NULL) { 1514 CDEV_LOG_ERR("Callback list is NULL"); 1515 goto cb_err; 1516 } 1517 1518 if (list->qsbr == NULL) { 1519 CDEV_LOG_ERR("Rcu qsbr is NULL"); 1520 goto cb_err; 1521 } 1522 1523 prev_cb = &list->next; 1524 for (; *prev_cb != NULL; prev_cb = &curr_cb->next) { 1525 curr_cb = *prev_cb; 1526 if (curr_cb == cb) { 1527 /* Remove the user cb from the callback list. */ 1528 __atomic_store_n(prev_cb, curr_cb->next, 1529 __ATOMIC_RELAXED); 1530 ret = 0; 1531 break; 1532 } 1533 } 1534 1535 if (!ret) { 1536 /* Call sync with invalid thread id as this is part of 1537 * control plane API 1538 */ 1539 rte_rcu_qsbr_synchronize(list->qsbr, RTE_QSBR_THRID_INVALID); 1540 rte_free(cb); 1541 } 1542 1543 cb_err: 1544 rte_spinlock_unlock(&rte_cryptodev_callback_lock); 1545 return ret; 1546 } 1547 1548 int 1549 rte_cryptodev_stats_get(uint8_t dev_id, struct rte_cryptodev_stats *stats) 1550 { 1551 struct rte_cryptodev *dev; 1552 1553 if (!rte_cryptodev_is_valid_dev(dev_id)) { 1554 CDEV_LOG_ERR("Invalid dev_id=%d", dev_id); 1555 return -ENODEV; 1556 } 1557 1558 if (stats == NULL) { 1559 CDEV_LOG_ERR("Invalid stats ptr"); 1560 return -EINVAL; 1561 } 1562 1563 dev = &rte_crypto_devices[dev_id]; 1564 memset(stats, 0, sizeof(*stats)); 1565 1566 if (*dev->dev_ops->stats_get == NULL) 1567 return -ENOTSUP; 1568 (*dev->dev_ops->stats_get)(dev, stats); 1569 return 0; 1570 } 1571 1572 void 1573 rte_cryptodev_stats_reset(uint8_t dev_id) 1574 { 1575 struct rte_cryptodev *dev; 1576 1577 if (!rte_cryptodev_is_valid_dev(dev_id)) { 1578 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id); 1579 return; 1580 } 1581 1582 dev = &rte_crypto_devices[dev_id]; 1583 1584 if (*dev->dev_ops->stats_reset == NULL) 1585 return; 1586 (*dev->dev_ops->stats_reset)(dev); 1587 } 1588 1589 void 1590 rte_cryptodev_info_get(uint8_t dev_id, struct rte_cryptodev_info *dev_info) 1591 { 1592 struct rte_cryptodev *dev; 1593 1594 if (!rte_cryptodev_is_valid_dev(dev_id)) { 1595 CDEV_LOG_ERR("Invalid dev_id=%d", dev_id); 1596 return; 1597 } 1598 1599 dev = &rte_crypto_devices[dev_id]; 1600 1601 memset(dev_info, 0, sizeof(struct rte_cryptodev_info)); 1602 1603 if (*dev->dev_ops->dev_infos_get == NULL) 1604 return; 1605 (*dev->dev_ops->dev_infos_get)(dev, dev_info); 1606 1607 dev_info->driver_name = dev->device->driver->name; 1608 dev_info->device = dev->device; 1609 } 1610 1611 int 1612 rte_cryptodev_callback_register(uint8_t dev_id, 1613 enum rte_cryptodev_event_type event, 1614 rte_cryptodev_cb_fn cb_fn, void *cb_arg) 1615 { 1616 struct rte_cryptodev *dev; 1617 struct rte_cryptodev_callback *user_cb; 1618 1619 if (!cb_fn) 1620 return -EINVAL; 1621 1622 if (!rte_cryptodev_is_valid_dev(dev_id)) { 1623 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id); 1624 return -EINVAL; 1625 } 1626 1627 dev = &rte_crypto_devices[dev_id]; 1628 rte_spinlock_lock(&rte_cryptodev_cb_lock); 1629 1630 TAILQ_FOREACH(user_cb, &(dev->link_intr_cbs), next) { 1631 if (user_cb->cb_fn == cb_fn && 1632 user_cb->cb_arg == cb_arg && 1633 user_cb->event == event) { 1634 break; 1635 } 1636 } 1637 1638 /* create a new callback. */ 1639 if (user_cb == NULL) { 1640 user_cb = rte_zmalloc("INTR_USER_CALLBACK", 1641 sizeof(struct rte_cryptodev_callback), 0); 1642 if (user_cb != NULL) { 1643 user_cb->cb_fn = cb_fn; 1644 user_cb->cb_arg = cb_arg; 1645 user_cb->event = event; 1646 TAILQ_INSERT_TAIL(&(dev->link_intr_cbs), user_cb, next); 1647 } 1648 } 1649 1650 rte_spinlock_unlock(&rte_cryptodev_cb_lock); 1651 return (user_cb == NULL) ? -ENOMEM : 0; 1652 } 1653 1654 int 1655 rte_cryptodev_callback_unregister(uint8_t dev_id, 1656 enum rte_cryptodev_event_type event, 1657 rte_cryptodev_cb_fn cb_fn, void *cb_arg) 1658 { 1659 int ret; 1660 struct rte_cryptodev *dev; 1661 struct rte_cryptodev_callback *cb, *next; 1662 1663 if (!cb_fn) 1664 return -EINVAL; 1665 1666 if (!rte_cryptodev_is_valid_dev(dev_id)) { 1667 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id); 1668 return -EINVAL; 1669 } 1670 1671 dev = &rte_crypto_devices[dev_id]; 1672 rte_spinlock_lock(&rte_cryptodev_cb_lock); 1673 1674 ret = 0; 1675 for (cb = TAILQ_FIRST(&dev->link_intr_cbs); cb != NULL; cb = next) { 1676 1677 next = TAILQ_NEXT(cb, next); 1678 1679 if (cb->cb_fn != cb_fn || cb->event != event || 1680 (cb->cb_arg != (void *)-1 && 1681 cb->cb_arg != cb_arg)) 1682 continue; 1683 1684 /* 1685 * if this callback is not executing right now, 1686 * then remove it. 1687 */ 1688 if (cb->active == 0) { 1689 TAILQ_REMOVE(&(dev->link_intr_cbs), cb, next); 1690 rte_free(cb); 1691 } else { 1692 ret = -EAGAIN; 1693 } 1694 } 1695 1696 rte_spinlock_unlock(&rte_cryptodev_cb_lock); 1697 return ret; 1698 } 1699 1700 void 1701 rte_cryptodev_pmd_callback_process(struct rte_cryptodev *dev, 1702 enum rte_cryptodev_event_type event) 1703 { 1704 struct rte_cryptodev_callback *cb_lst; 1705 struct rte_cryptodev_callback dev_cb; 1706 1707 rte_spinlock_lock(&rte_cryptodev_cb_lock); 1708 TAILQ_FOREACH(cb_lst, &(dev->link_intr_cbs), next) { 1709 if (cb_lst->cb_fn == NULL || cb_lst->event != event) 1710 continue; 1711 dev_cb = *cb_lst; 1712 cb_lst->active = 1; 1713 rte_spinlock_unlock(&rte_cryptodev_cb_lock); 1714 dev_cb.cb_fn(dev->data->dev_id, dev_cb.event, 1715 dev_cb.cb_arg); 1716 rte_spinlock_lock(&rte_cryptodev_cb_lock); 1717 cb_lst->active = 0; 1718 } 1719 rte_spinlock_unlock(&rte_cryptodev_cb_lock); 1720 } 1721 1722 int 1723 rte_cryptodev_sym_session_init(uint8_t dev_id, 1724 struct rte_cryptodev_sym_session *sess, 1725 struct rte_crypto_sym_xform *xforms, 1726 struct rte_mempool *mp) 1727 { 1728 struct rte_cryptodev *dev; 1729 uint32_t sess_priv_sz = rte_cryptodev_sym_get_private_session_size( 1730 dev_id); 1731 uint8_t index; 1732 int ret; 1733 1734 if (!rte_cryptodev_is_valid_dev(dev_id)) { 1735 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id); 1736 return -EINVAL; 1737 } 1738 1739 dev = rte_cryptodev_pmd_get_dev(dev_id); 1740 1741 if (sess == NULL || xforms == NULL || dev == NULL || mp == NULL) 1742 return -EINVAL; 1743 1744 if (mp->elt_size < sess_priv_sz) 1745 return -EINVAL; 1746 1747 index = dev->driver_id; 1748 if (index >= sess->nb_drivers) 1749 return -EINVAL; 1750 1751 if (*dev->dev_ops->sym_session_configure == NULL) 1752 return -ENOTSUP; 1753 1754 if (sess->sess_data[index].refcnt == 0) { 1755 ret = dev->dev_ops->sym_session_configure(dev, xforms, 1756 sess, mp); 1757 if (ret < 0) { 1758 CDEV_LOG_ERR( 1759 "dev_id %d failed to configure session details", 1760 dev_id); 1761 return ret; 1762 } 1763 } 1764 1765 rte_cryptodev_trace_sym_session_init(dev_id, sess, xforms, mp); 1766 sess->sess_data[index].refcnt++; 1767 return 0; 1768 } 1769 1770 struct rte_mempool * 1771 rte_cryptodev_sym_session_pool_create(const char *name, uint32_t nb_elts, 1772 uint32_t elt_size, uint32_t cache_size, uint16_t user_data_size, 1773 int socket_id) 1774 { 1775 struct rte_mempool *mp; 1776 struct rte_cryptodev_sym_session_pool_private_data *pool_priv; 1777 uint32_t obj_sz; 1778 1779 obj_sz = rte_cryptodev_sym_get_header_session_size() + user_data_size; 1780 if (obj_sz > elt_size) 1781 CDEV_LOG_INFO("elt_size %u is expanded to %u\n", elt_size, 1782 obj_sz); 1783 else 1784 obj_sz = elt_size; 1785 1786 mp = rte_mempool_create(name, nb_elts, obj_sz, cache_size, 1787 (uint32_t)(sizeof(*pool_priv)), 1788 NULL, NULL, NULL, NULL, 1789 socket_id, 0); 1790 if (mp == NULL) { 1791 CDEV_LOG_ERR("%s(name=%s) failed, rte_errno=%d\n", 1792 __func__, name, rte_errno); 1793 return NULL; 1794 } 1795 1796 pool_priv = rte_mempool_get_priv(mp); 1797 if (!pool_priv) { 1798 CDEV_LOG_ERR("%s(name=%s) failed to get private data\n", 1799 __func__, name); 1800 rte_mempool_free(mp); 1801 return NULL; 1802 } 1803 1804 pool_priv->nb_drivers = nb_drivers; 1805 pool_priv->user_data_sz = user_data_size; 1806 1807 rte_cryptodev_trace_sym_session_pool_create(name, nb_elts, 1808 elt_size, cache_size, user_data_size, mp); 1809 return mp; 1810 } 1811 1812 struct rte_mempool * 1813 rte_cryptodev_asym_session_pool_create(const char *name, uint32_t nb_elts, 1814 uint32_t cache_size, uint16_t user_data_size, int socket_id) 1815 { 1816 struct rte_mempool *mp; 1817 struct rte_cryptodev_asym_session_pool_private_data *pool_priv; 1818 uint32_t obj_sz, obj_sz_aligned; 1819 uint8_t dev_id; 1820 unsigned int priv_sz, max_priv_sz = 0; 1821 1822 for (dev_id = 0; dev_id < RTE_CRYPTO_MAX_DEVS; dev_id++) 1823 if (rte_cryptodev_is_valid_dev(dev_id)) { 1824 priv_sz = rte_cryptodev_asym_get_private_session_size(dev_id); 1825 if (priv_sz > max_priv_sz) 1826 max_priv_sz = priv_sz; 1827 } 1828 if (max_priv_sz == 0) { 1829 CDEV_LOG_INFO("Could not set max private session size\n"); 1830 return NULL; 1831 } 1832 1833 obj_sz = rte_cryptodev_asym_get_header_session_size() + max_priv_sz + 1834 user_data_size; 1835 obj_sz_aligned = RTE_ALIGN_CEIL(obj_sz, RTE_CACHE_LINE_SIZE); 1836 1837 mp = rte_mempool_create(name, nb_elts, obj_sz_aligned, cache_size, 1838 (uint32_t)(sizeof(*pool_priv)), 1839 NULL, NULL, NULL, NULL, 1840 socket_id, 0); 1841 if (mp == NULL) { 1842 CDEV_LOG_ERR("%s(name=%s) failed, rte_errno=%d\n", 1843 __func__, name, rte_errno); 1844 return NULL; 1845 } 1846 1847 pool_priv = rte_mempool_get_priv(mp); 1848 if (!pool_priv) { 1849 CDEV_LOG_ERR("%s(name=%s) failed to get private data\n", 1850 __func__, name); 1851 rte_mempool_free(mp); 1852 return NULL; 1853 } 1854 pool_priv->max_priv_session_sz = max_priv_sz; 1855 pool_priv->user_data_sz = user_data_size; 1856 1857 rte_cryptodev_trace_asym_session_pool_create(name, nb_elts, 1858 user_data_size, cache_size, mp); 1859 return mp; 1860 } 1861 1862 static unsigned int 1863 rte_cryptodev_sym_session_data_size(struct rte_cryptodev_sym_session *sess) 1864 { 1865 return (sizeof(sess->sess_data[0]) * sess->nb_drivers) + 1866 sess->user_data_sz; 1867 } 1868 1869 static uint8_t 1870 rte_cryptodev_sym_is_valid_session_pool(struct rte_mempool *mp) 1871 { 1872 struct rte_cryptodev_sym_session_pool_private_data *pool_priv; 1873 1874 if (!mp) 1875 return 0; 1876 1877 pool_priv = rte_mempool_get_priv(mp); 1878 1879 if (!pool_priv || mp->private_data_size < sizeof(*pool_priv) || 1880 pool_priv->nb_drivers != nb_drivers || 1881 mp->elt_size < 1882 rte_cryptodev_sym_get_header_session_size() 1883 + pool_priv->user_data_sz) 1884 return 0; 1885 1886 return 1; 1887 } 1888 1889 struct rte_cryptodev_sym_session * 1890 rte_cryptodev_sym_session_create(struct rte_mempool *mp) 1891 { 1892 struct rte_cryptodev_sym_session *sess; 1893 struct rte_cryptodev_sym_session_pool_private_data *pool_priv; 1894 1895 if (!rte_cryptodev_sym_is_valid_session_pool(mp)) { 1896 CDEV_LOG_ERR("Invalid mempool\n"); 1897 return NULL; 1898 } 1899 1900 pool_priv = rte_mempool_get_priv(mp); 1901 1902 /* Allocate a session structure from the session pool */ 1903 if (rte_mempool_get(mp, (void **)&sess)) { 1904 CDEV_LOG_ERR("couldn't get object from session mempool"); 1905 return NULL; 1906 } 1907 1908 sess->nb_drivers = pool_priv->nb_drivers; 1909 sess->user_data_sz = pool_priv->user_data_sz; 1910 sess->opaque_data = 0; 1911 1912 /* Clear device session pointer. 1913 * Include the flag indicating presence of user data 1914 */ 1915 memset(sess->sess_data, 0, 1916 rte_cryptodev_sym_session_data_size(sess)); 1917 1918 rte_cryptodev_trace_sym_session_create(mp, sess); 1919 return sess; 1920 } 1921 1922 int 1923 rte_cryptodev_asym_session_create(uint8_t dev_id, 1924 struct rte_crypto_asym_xform *xforms, struct rte_mempool *mp, 1925 void **session) 1926 { 1927 struct rte_cryptodev_asym_session *sess; 1928 uint32_t session_priv_data_sz; 1929 struct rte_cryptodev_asym_session_pool_private_data *pool_priv; 1930 unsigned int session_header_size = 1931 rte_cryptodev_asym_get_header_session_size(); 1932 struct rte_cryptodev *dev; 1933 int ret; 1934 1935 if (!rte_cryptodev_is_valid_dev(dev_id)) { 1936 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id); 1937 return -EINVAL; 1938 } 1939 1940 dev = rte_cryptodev_pmd_get_dev(dev_id); 1941 1942 if (dev == NULL) 1943 return -EINVAL; 1944 1945 if (!mp) { 1946 CDEV_LOG_ERR("invalid mempool\n"); 1947 return -EINVAL; 1948 } 1949 1950 session_priv_data_sz = rte_cryptodev_asym_get_private_session_size( 1951 dev_id); 1952 pool_priv = rte_mempool_get_priv(mp); 1953 1954 if (pool_priv->max_priv_session_sz < session_priv_data_sz) { 1955 CDEV_LOG_DEBUG( 1956 "The private session data size used when creating the mempool is smaller than this device's private session data."); 1957 return -EINVAL; 1958 } 1959 1960 /* Verify if provided mempool can hold elements big enough. */ 1961 if (mp->elt_size < session_header_size + session_priv_data_sz) { 1962 CDEV_LOG_ERR( 1963 "mempool elements too small to hold session objects"); 1964 return -EINVAL; 1965 } 1966 1967 /* Allocate a session structure from the session pool */ 1968 if (rte_mempool_get(mp, session)) { 1969 CDEV_LOG_ERR("couldn't get object from session mempool"); 1970 return -ENOMEM; 1971 } 1972 1973 sess = *session; 1974 sess->driver_id = dev->driver_id; 1975 sess->user_data_sz = pool_priv->user_data_sz; 1976 sess->max_priv_data_sz = pool_priv->max_priv_session_sz; 1977 1978 /* Clear device session pointer.*/ 1979 memset(sess->sess_private_data, 0, session_priv_data_sz + sess->user_data_sz); 1980 1981 if (*dev->dev_ops->asym_session_configure == NULL) 1982 return -ENOTSUP; 1983 1984 if (sess->sess_private_data[0] == 0) { 1985 ret = dev->dev_ops->asym_session_configure(dev, xforms, sess); 1986 if (ret < 0) { 1987 CDEV_LOG_ERR( 1988 "dev_id %d failed to configure session details", 1989 dev_id); 1990 return ret; 1991 } 1992 } 1993 1994 rte_cryptodev_trace_asym_session_create(dev_id, xforms, mp, sess); 1995 return 0; 1996 } 1997 1998 int 1999 rte_cryptodev_sym_session_clear(uint8_t dev_id, 2000 struct rte_cryptodev_sym_session *sess) 2001 { 2002 struct rte_cryptodev *dev; 2003 uint8_t driver_id; 2004 2005 if (!rte_cryptodev_is_valid_dev(dev_id)) { 2006 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id); 2007 return -EINVAL; 2008 } 2009 2010 dev = rte_cryptodev_pmd_get_dev(dev_id); 2011 2012 if (dev == NULL || sess == NULL) 2013 return -EINVAL; 2014 2015 driver_id = dev->driver_id; 2016 if (sess->sess_data[driver_id].refcnt == 0) 2017 return 0; 2018 if (--sess->sess_data[driver_id].refcnt != 0) 2019 return -EBUSY; 2020 2021 if (*dev->dev_ops->sym_session_clear == NULL) 2022 return -ENOTSUP; 2023 2024 dev->dev_ops->sym_session_clear(dev, sess); 2025 2026 rte_cryptodev_trace_sym_session_clear(dev_id, sess); 2027 return 0; 2028 } 2029 2030 int 2031 rte_cryptodev_sym_session_free(struct rte_cryptodev_sym_session *sess) 2032 { 2033 uint8_t i; 2034 struct rte_mempool *sess_mp; 2035 2036 if (sess == NULL) 2037 return -EINVAL; 2038 2039 /* Check that all device private data has been freed */ 2040 for (i = 0; i < sess->nb_drivers; i++) { 2041 if (sess->sess_data[i].refcnt != 0) 2042 return -EBUSY; 2043 } 2044 2045 /* Return session to mempool */ 2046 sess_mp = rte_mempool_from_obj(sess); 2047 rte_mempool_put(sess_mp, sess); 2048 2049 rte_cryptodev_trace_sym_session_free(sess); 2050 return 0; 2051 } 2052 2053 int 2054 rte_cryptodev_asym_session_free(uint8_t dev_id, void *sess) 2055 { 2056 struct rte_mempool *sess_mp; 2057 struct rte_cryptodev *dev; 2058 2059 if (!rte_cryptodev_is_valid_dev(dev_id)) { 2060 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id); 2061 return -EINVAL; 2062 } 2063 2064 dev = rte_cryptodev_pmd_get_dev(dev_id); 2065 2066 if (dev == NULL || sess == NULL) 2067 return -EINVAL; 2068 2069 if (*dev->dev_ops->asym_session_clear == NULL) 2070 return -ENOTSUP; 2071 2072 dev->dev_ops->asym_session_clear(dev, sess); 2073 2074 rte_free(((struct rte_cryptodev_asym_session *)sess)->event_mdata); 2075 2076 /* Return session to mempool */ 2077 sess_mp = rte_mempool_from_obj(sess); 2078 rte_mempool_put(sess_mp, sess); 2079 2080 rte_cryptodev_trace_asym_session_free(dev_id, sess); 2081 return 0; 2082 } 2083 2084 unsigned int 2085 rte_cryptodev_sym_get_header_session_size(void) 2086 { 2087 /* 2088 * Header contains pointers to the private data of all registered 2089 * drivers and all necessary information to ensure safely clear 2090 * or free al session. 2091 */ 2092 struct rte_cryptodev_sym_session s = {0}; 2093 2094 s.nb_drivers = nb_drivers; 2095 2096 return (unsigned int)(sizeof(s) + 2097 rte_cryptodev_sym_session_data_size(&s)); 2098 } 2099 2100 unsigned int 2101 rte_cryptodev_sym_get_existing_header_session_size( 2102 struct rte_cryptodev_sym_session *sess) 2103 { 2104 if (!sess) 2105 return 0; 2106 else 2107 return (unsigned int)(sizeof(*sess) + 2108 rte_cryptodev_sym_session_data_size(sess)); 2109 } 2110 2111 unsigned int 2112 rte_cryptodev_asym_get_header_session_size(void) 2113 { 2114 return sizeof(struct rte_cryptodev_asym_session); 2115 } 2116 2117 unsigned int 2118 rte_cryptodev_sym_get_private_session_size(uint8_t dev_id) 2119 { 2120 struct rte_cryptodev *dev; 2121 unsigned int priv_sess_size; 2122 2123 if (!rte_cryptodev_is_valid_dev(dev_id)) 2124 return 0; 2125 2126 dev = rte_cryptodev_pmd_get_dev(dev_id); 2127 2128 if (*dev->dev_ops->sym_session_get_size == NULL) 2129 return 0; 2130 2131 priv_sess_size = (*dev->dev_ops->sym_session_get_size)(dev); 2132 2133 return priv_sess_size; 2134 } 2135 2136 unsigned int 2137 rte_cryptodev_asym_get_private_session_size(uint8_t dev_id) 2138 { 2139 struct rte_cryptodev *dev; 2140 unsigned int priv_sess_size; 2141 2142 if (!rte_cryptodev_is_valid_dev(dev_id)) 2143 return 0; 2144 2145 dev = rte_cryptodev_pmd_get_dev(dev_id); 2146 2147 if (*dev->dev_ops->asym_session_get_size == NULL) 2148 return 0; 2149 2150 priv_sess_size = (*dev->dev_ops->asym_session_get_size)(dev); 2151 2152 return priv_sess_size; 2153 } 2154 2155 int 2156 rte_cryptodev_sym_session_set_user_data( 2157 struct rte_cryptodev_sym_session *sess, 2158 void *data, 2159 uint16_t size) 2160 { 2161 if (sess == NULL) 2162 return -EINVAL; 2163 2164 if (sess->user_data_sz < size) 2165 return -ENOMEM; 2166 2167 rte_memcpy(sess->sess_data + sess->nb_drivers, data, size); 2168 return 0; 2169 } 2170 2171 void * 2172 rte_cryptodev_sym_session_get_user_data( 2173 struct rte_cryptodev_sym_session *sess) 2174 { 2175 if (sess == NULL || sess->user_data_sz == 0) 2176 return NULL; 2177 2178 return (void *)(sess->sess_data + sess->nb_drivers); 2179 } 2180 2181 int 2182 rte_cryptodev_asym_session_set_user_data(void *session, void *data, uint16_t size) 2183 { 2184 struct rte_cryptodev_asym_session *sess = session; 2185 if (sess == NULL) 2186 return -EINVAL; 2187 2188 if (sess->user_data_sz < size) 2189 return -ENOMEM; 2190 2191 rte_memcpy(sess->sess_private_data + 2192 sess->max_priv_data_sz, 2193 data, size); 2194 return 0; 2195 } 2196 2197 void * 2198 rte_cryptodev_asym_session_get_user_data(void *session) 2199 { 2200 struct rte_cryptodev_asym_session *sess = session; 2201 if (sess == NULL || sess->user_data_sz == 0) 2202 return NULL; 2203 2204 return (void *)(sess->sess_private_data + 2205 sess->max_priv_data_sz); 2206 } 2207 2208 static inline void 2209 sym_crypto_fill_status(struct rte_crypto_sym_vec *vec, int32_t errnum) 2210 { 2211 uint32_t i; 2212 for (i = 0; i < vec->num; i++) 2213 vec->status[i] = errnum; 2214 } 2215 2216 uint32_t 2217 rte_cryptodev_sym_cpu_crypto_process(uint8_t dev_id, 2218 struct rte_cryptodev_sym_session *sess, union rte_crypto_sym_ofs ofs, 2219 struct rte_crypto_sym_vec *vec) 2220 { 2221 struct rte_cryptodev *dev; 2222 2223 if (!rte_cryptodev_is_valid_dev(dev_id)) { 2224 sym_crypto_fill_status(vec, EINVAL); 2225 return 0; 2226 } 2227 2228 dev = rte_cryptodev_pmd_get_dev(dev_id); 2229 2230 if (*dev->dev_ops->sym_cpu_process == NULL || 2231 !(dev->feature_flags & RTE_CRYPTODEV_FF_SYM_CPU_CRYPTO)) { 2232 sym_crypto_fill_status(vec, ENOTSUP); 2233 return 0; 2234 } 2235 2236 return dev->dev_ops->sym_cpu_process(dev, sess, ofs, vec); 2237 } 2238 2239 int 2240 rte_cryptodev_get_raw_dp_ctx_size(uint8_t dev_id) 2241 { 2242 struct rte_cryptodev *dev; 2243 int32_t size = sizeof(struct rte_crypto_raw_dp_ctx); 2244 int32_t priv_size; 2245 2246 if (!rte_cryptodev_is_valid_dev(dev_id)) 2247 return -EINVAL; 2248 2249 dev = rte_cryptodev_pmd_get_dev(dev_id); 2250 2251 if (*dev->dev_ops->sym_get_raw_dp_ctx_size == NULL || 2252 !(dev->feature_flags & RTE_CRYPTODEV_FF_SYM_RAW_DP)) { 2253 return -ENOTSUP; 2254 } 2255 2256 priv_size = (*dev->dev_ops->sym_get_raw_dp_ctx_size)(dev); 2257 if (priv_size < 0) 2258 return -ENOTSUP; 2259 2260 return RTE_ALIGN_CEIL((size + priv_size), 8); 2261 } 2262 2263 int 2264 rte_cryptodev_configure_raw_dp_ctx(uint8_t dev_id, uint16_t qp_id, 2265 struct rte_crypto_raw_dp_ctx *ctx, 2266 enum rte_crypto_op_sess_type sess_type, 2267 union rte_cryptodev_session_ctx session_ctx, 2268 uint8_t is_update) 2269 { 2270 struct rte_cryptodev *dev; 2271 2272 if (!rte_cryptodev_get_qp_status(dev_id, qp_id)) 2273 return -EINVAL; 2274 2275 dev = rte_cryptodev_pmd_get_dev(dev_id); 2276 if (!(dev->feature_flags & RTE_CRYPTODEV_FF_SYM_RAW_DP) 2277 || dev->dev_ops->sym_configure_raw_dp_ctx == NULL) 2278 return -ENOTSUP; 2279 2280 return (*dev->dev_ops->sym_configure_raw_dp_ctx)(dev, qp_id, ctx, 2281 sess_type, session_ctx, is_update); 2282 } 2283 2284 int 2285 rte_cryptodev_session_event_mdata_set(uint8_t dev_id, void *sess, 2286 enum rte_crypto_op_type op_type, 2287 enum rte_crypto_op_sess_type sess_type, 2288 void *ev_mdata, 2289 uint16_t size) 2290 { 2291 struct rte_cryptodev *dev; 2292 2293 if (sess == NULL || ev_mdata == NULL) 2294 return -EINVAL; 2295 2296 if (!rte_cryptodev_is_valid_dev(dev_id)) 2297 goto skip_pmd_op; 2298 2299 dev = rte_cryptodev_pmd_get_dev(dev_id); 2300 if (dev->dev_ops->session_ev_mdata_set == NULL) 2301 goto skip_pmd_op; 2302 2303 return (*dev->dev_ops->session_ev_mdata_set)(dev, sess, op_type, 2304 sess_type, ev_mdata); 2305 2306 skip_pmd_op: 2307 if (op_type == RTE_CRYPTO_OP_TYPE_SYMMETRIC) 2308 return rte_cryptodev_sym_session_set_user_data(sess, ev_mdata, 2309 size); 2310 else if (op_type == RTE_CRYPTO_OP_TYPE_ASYMMETRIC) { 2311 struct rte_cryptodev_asym_session *s = sess; 2312 2313 if (s->event_mdata == NULL) { 2314 s->event_mdata = rte_malloc(NULL, size, 0); 2315 if (s->event_mdata == NULL) 2316 return -ENOMEM; 2317 } 2318 rte_memcpy(s->event_mdata, ev_mdata, size); 2319 2320 return 0; 2321 } else 2322 return -ENOTSUP; 2323 } 2324 2325 uint32_t 2326 rte_cryptodev_raw_enqueue_burst(struct rte_crypto_raw_dp_ctx *ctx, 2327 struct rte_crypto_sym_vec *vec, union rte_crypto_sym_ofs ofs, 2328 void **user_data, int *enqueue_status) 2329 { 2330 return (*ctx->enqueue_burst)(ctx->qp_data, ctx->drv_ctx_data, vec, 2331 ofs, user_data, enqueue_status); 2332 } 2333 2334 int 2335 rte_cryptodev_raw_enqueue_done(struct rte_crypto_raw_dp_ctx *ctx, 2336 uint32_t n) 2337 { 2338 return (*ctx->enqueue_done)(ctx->qp_data, ctx->drv_ctx_data, n); 2339 } 2340 2341 uint32_t 2342 rte_cryptodev_raw_dequeue_burst(struct rte_crypto_raw_dp_ctx *ctx, 2343 rte_cryptodev_raw_get_dequeue_count_t get_dequeue_count, 2344 uint32_t max_nb_to_dequeue, 2345 rte_cryptodev_raw_post_dequeue_t post_dequeue, 2346 void **out_user_data, uint8_t is_user_data_array, 2347 uint32_t *n_success_jobs, int *status) 2348 { 2349 return (*ctx->dequeue_burst)(ctx->qp_data, ctx->drv_ctx_data, 2350 get_dequeue_count, max_nb_to_dequeue, post_dequeue, 2351 out_user_data, is_user_data_array, n_success_jobs, status); 2352 } 2353 2354 int 2355 rte_cryptodev_raw_dequeue_done(struct rte_crypto_raw_dp_ctx *ctx, 2356 uint32_t n) 2357 { 2358 return (*ctx->dequeue_done)(ctx->qp_data, ctx->drv_ctx_data, n); 2359 } 2360 2361 /** Initialise rte_crypto_op mempool element */ 2362 static void 2363 rte_crypto_op_init(struct rte_mempool *mempool, 2364 void *opaque_arg, 2365 void *_op_data, 2366 __rte_unused unsigned i) 2367 { 2368 struct rte_crypto_op *op = _op_data; 2369 enum rte_crypto_op_type type = *(enum rte_crypto_op_type *)opaque_arg; 2370 2371 memset(_op_data, 0, mempool->elt_size); 2372 2373 __rte_crypto_op_reset(op, type); 2374 2375 op->phys_addr = rte_mem_virt2iova(_op_data); 2376 op->mempool = mempool; 2377 } 2378 2379 2380 struct rte_mempool * 2381 rte_crypto_op_pool_create(const char *name, enum rte_crypto_op_type type, 2382 unsigned nb_elts, unsigned cache_size, uint16_t priv_size, 2383 int socket_id) 2384 { 2385 struct rte_crypto_op_pool_private *priv; 2386 2387 unsigned elt_size = sizeof(struct rte_crypto_op) + 2388 priv_size; 2389 2390 if (type == RTE_CRYPTO_OP_TYPE_SYMMETRIC) { 2391 elt_size += sizeof(struct rte_crypto_sym_op); 2392 } else if (type == RTE_CRYPTO_OP_TYPE_ASYMMETRIC) { 2393 elt_size += sizeof(struct rte_crypto_asym_op); 2394 } else if (type == RTE_CRYPTO_OP_TYPE_UNDEFINED) { 2395 elt_size += RTE_MAX(sizeof(struct rte_crypto_sym_op), 2396 sizeof(struct rte_crypto_asym_op)); 2397 } else { 2398 CDEV_LOG_ERR("Invalid op_type\n"); 2399 return NULL; 2400 } 2401 2402 /* lookup mempool in case already allocated */ 2403 struct rte_mempool *mp = rte_mempool_lookup(name); 2404 2405 if (mp != NULL) { 2406 priv = (struct rte_crypto_op_pool_private *) 2407 rte_mempool_get_priv(mp); 2408 2409 if (mp->elt_size != elt_size || 2410 mp->cache_size < cache_size || 2411 mp->size < nb_elts || 2412 priv->priv_size < priv_size) { 2413 mp = NULL; 2414 CDEV_LOG_ERR("Mempool %s already exists but with " 2415 "incompatible parameters", name); 2416 return NULL; 2417 } 2418 return mp; 2419 } 2420 2421 mp = rte_mempool_create( 2422 name, 2423 nb_elts, 2424 elt_size, 2425 cache_size, 2426 sizeof(struct rte_crypto_op_pool_private), 2427 NULL, 2428 NULL, 2429 rte_crypto_op_init, 2430 &type, 2431 socket_id, 2432 0); 2433 2434 if (mp == NULL) { 2435 CDEV_LOG_ERR("Failed to create mempool %s", name); 2436 return NULL; 2437 } 2438 2439 priv = (struct rte_crypto_op_pool_private *) 2440 rte_mempool_get_priv(mp); 2441 2442 priv->priv_size = priv_size; 2443 priv->type = type; 2444 2445 return mp; 2446 } 2447 2448 int 2449 rte_cryptodev_pmd_create_dev_name(char *name, const char *dev_name_prefix) 2450 { 2451 struct rte_cryptodev *dev = NULL; 2452 uint32_t i = 0; 2453 2454 if (name == NULL) 2455 return -EINVAL; 2456 2457 for (i = 0; i < RTE_CRYPTO_MAX_DEVS; i++) { 2458 int ret = snprintf(name, RTE_CRYPTODEV_NAME_MAX_LEN, 2459 "%s_%u", dev_name_prefix, i); 2460 2461 if (ret < 0) 2462 return ret; 2463 2464 dev = rte_cryptodev_pmd_get_named_dev(name); 2465 if (!dev) 2466 return 0; 2467 } 2468 2469 return -1; 2470 } 2471 2472 TAILQ_HEAD(cryptodev_driver_list, cryptodev_driver); 2473 2474 static struct cryptodev_driver_list cryptodev_driver_list = 2475 TAILQ_HEAD_INITIALIZER(cryptodev_driver_list); 2476 2477 int 2478 rte_cryptodev_driver_id_get(const char *name) 2479 { 2480 struct cryptodev_driver *driver; 2481 const char *driver_name; 2482 2483 if (name == NULL) { 2484 RTE_LOG(DEBUG, CRYPTODEV, "name pointer NULL"); 2485 return -1; 2486 } 2487 2488 TAILQ_FOREACH(driver, &cryptodev_driver_list, next) { 2489 driver_name = driver->driver->name; 2490 if (strncmp(driver_name, name, strlen(driver_name) + 1) == 0) 2491 return driver->id; 2492 } 2493 return -1; 2494 } 2495 2496 const char * 2497 rte_cryptodev_name_get(uint8_t dev_id) 2498 { 2499 struct rte_cryptodev *dev; 2500 2501 if (!rte_cryptodev_is_valid_device_data(dev_id)) { 2502 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id); 2503 return NULL; 2504 } 2505 2506 dev = rte_cryptodev_pmd_get_dev(dev_id); 2507 if (dev == NULL) 2508 return NULL; 2509 2510 return dev->data->name; 2511 } 2512 2513 const char * 2514 rte_cryptodev_driver_name_get(uint8_t driver_id) 2515 { 2516 struct cryptodev_driver *driver; 2517 2518 TAILQ_FOREACH(driver, &cryptodev_driver_list, next) 2519 if (driver->id == driver_id) 2520 return driver->driver->name; 2521 return NULL; 2522 } 2523 2524 uint8_t 2525 rte_cryptodev_allocate_driver(struct cryptodev_driver *crypto_drv, 2526 const struct rte_driver *drv) 2527 { 2528 crypto_drv->driver = drv; 2529 crypto_drv->id = nb_drivers; 2530 2531 TAILQ_INSERT_TAIL(&cryptodev_driver_list, crypto_drv, next); 2532 2533 return nb_drivers++; 2534 } 2535 2536 RTE_INIT(cryptodev_init_fp_ops) 2537 { 2538 uint32_t i; 2539 2540 for (i = 0; i != RTE_DIM(rte_crypto_fp_ops); i++) 2541 cryptodev_fp_ops_reset(rte_crypto_fp_ops + i); 2542 } 2543 2544 static int 2545 cryptodev_handle_dev_list(const char *cmd __rte_unused, 2546 const char *params __rte_unused, 2547 struct rte_tel_data *d) 2548 { 2549 int dev_id; 2550 2551 if (rte_cryptodev_count() < 1) 2552 return -EINVAL; 2553 2554 rte_tel_data_start_array(d, RTE_TEL_INT_VAL); 2555 for (dev_id = 0; dev_id < RTE_CRYPTO_MAX_DEVS; dev_id++) 2556 if (rte_cryptodev_is_valid_dev(dev_id)) 2557 rte_tel_data_add_array_int(d, dev_id); 2558 2559 return 0; 2560 } 2561 2562 static int 2563 cryptodev_handle_dev_info(const char *cmd __rte_unused, 2564 const char *params, struct rte_tel_data *d) 2565 { 2566 struct rte_cryptodev_info cryptodev_info; 2567 int dev_id; 2568 char *end_param; 2569 2570 if (params == NULL || strlen(params) == 0 || !isdigit(*params)) 2571 return -EINVAL; 2572 2573 dev_id = strtoul(params, &end_param, 0); 2574 if (*end_param != '\0') 2575 CDEV_LOG_ERR("Extra parameters passed to command, ignoring"); 2576 if (!rte_cryptodev_is_valid_dev(dev_id)) 2577 return -EINVAL; 2578 2579 rte_cryptodev_info_get(dev_id, &cryptodev_info); 2580 2581 rte_tel_data_start_dict(d); 2582 rte_tel_data_add_dict_string(d, "device_name", 2583 cryptodev_info.device->name); 2584 rte_tel_data_add_dict_int(d, "max_nb_queue_pairs", 2585 cryptodev_info.max_nb_queue_pairs); 2586 2587 return 0; 2588 } 2589 2590 #define ADD_DICT_STAT(s) rte_tel_data_add_dict_u64(d, #s, cryptodev_stats.s) 2591 2592 static int 2593 cryptodev_handle_dev_stats(const char *cmd __rte_unused, 2594 const char *params, 2595 struct rte_tel_data *d) 2596 { 2597 struct rte_cryptodev_stats cryptodev_stats; 2598 int dev_id, ret; 2599 char *end_param; 2600 2601 if (params == NULL || strlen(params) == 0 || !isdigit(*params)) 2602 return -EINVAL; 2603 2604 dev_id = strtoul(params, &end_param, 0); 2605 if (*end_param != '\0') 2606 CDEV_LOG_ERR("Extra parameters passed to command, ignoring"); 2607 if (!rte_cryptodev_is_valid_dev(dev_id)) 2608 return -EINVAL; 2609 2610 ret = rte_cryptodev_stats_get(dev_id, &cryptodev_stats); 2611 if (ret < 0) 2612 return ret; 2613 2614 rte_tel_data_start_dict(d); 2615 ADD_DICT_STAT(enqueued_count); 2616 ADD_DICT_STAT(dequeued_count); 2617 ADD_DICT_STAT(enqueue_err_count); 2618 ADD_DICT_STAT(dequeue_err_count); 2619 2620 return 0; 2621 } 2622 2623 #define CRYPTO_CAPS_SZ \ 2624 (RTE_ALIGN_CEIL(sizeof(struct rte_cryptodev_capabilities), \ 2625 sizeof(uint64_t)) / \ 2626 sizeof(uint64_t)) 2627 2628 static int 2629 crypto_caps_array(struct rte_tel_data *d, 2630 const struct rte_cryptodev_capabilities *capabilities) 2631 { 2632 const struct rte_cryptodev_capabilities *dev_caps; 2633 uint64_t caps_val[CRYPTO_CAPS_SZ]; 2634 unsigned int i = 0, j; 2635 2636 rte_tel_data_start_array(d, RTE_TEL_U64_VAL); 2637 2638 while ((dev_caps = &capabilities[i++])->op != 2639 RTE_CRYPTO_OP_TYPE_UNDEFINED) { 2640 memset(&caps_val, 0, CRYPTO_CAPS_SZ * sizeof(caps_val[0])); 2641 rte_memcpy(caps_val, dev_caps, sizeof(capabilities[0])); 2642 for (j = 0; j < CRYPTO_CAPS_SZ; j++) 2643 rte_tel_data_add_array_u64(d, caps_val[j]); 2644 } 2645 2646 return i; 2647 } 2648 2649 static int 2650 cryptodev_handle_dev_caps(const char *cmd __rte_unused, const char *params, 2651 struct rte_tel_data *d) 2652 { 2653 struct rte_cryptodev_info dev_info; 2654 struct rte_tel_data *crypto_caps; 2655 int crypto_caps_n; 2656 char *end_param; 2657 int dev_id; 2658 2659 if (!params || strlen(params) == 0 || !isdigit(*params)) 2660 return -EINVAL; 2661 2662 dev_id = strtoul(params, &end_param, 0); 2663 if (*end_param != '\0') 2664 CDEV_LOG_ERR("Extra parameters passed to command, ignoring"); 2665 if (!rte_cryptodev_is_valid_dev(dev_id)) 2666 return -EINVAL; 2667 2668 rte_tel_data_start_dict(d); 2669 crypto_caps = rte_tel_data_alloc(); 2670 if (!crypto_caps) 2671 return -ENOMEM; 2672 2673 rte_cryptodev_info_get(dev_id, &dev_info); 2674 crypto_caps_n = crypto_caps_array(crypto_caps, dev_info.capabilities); 2675 rte_tel_data_add_dict_container(d, "crypto_caps", crypto_caps, 0); 2676 rte_tel_data_add_dict_int(d, "crypto_caps_n", crypto_caps_n); 2677 2678 return 0; 2679 } 2680 2681 RTE_INIT(cryptodev_init_telemetry) 2682 { 2683 rte_telemetry_register_cmd("/cryptodev/info", cryptodev_handle_dev_info, 2684 "Returns information for a cryptodev. Parameters: int dev_id"); 2685 rte_telemetry_register_cmd("/cryptodev/list", 2686 cryptodev_handle_dev_list, 2687 "Returns list of available crypto devices by IDs. No parameters."); 2688 rte_telemetry_register_cmd("/cryptodev/stats", 2689 cryptodev_handle_dev_stats, 2690 "Returns the stats for a cryptodev. Parameters: int dev_id"); 2691 rte_telemetry_register_cmd("/cryptodev/caps", 2692 cryptodev_handle_dev_caps, 2693 "Returns the capabilities for a cryptodev. Parameters: int dev_id"); 2694 } 2695