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 <dev_driver.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 "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 RTE_LOG_REGISTER_DEFAULT(rte_cryptodev_logtype, INFO); 53 54 /** 55 * The user application callback description. 56 * 57 * It contains callback address to be registered by user application, 58 * the pointer to the parameters for callback, and the event type. 59 */ 60 struct rte_cryptodev_callback { 61 TAILQ_ENTRY(rte_cryptodev_callback) next; /**< Callbacks list */ 62 rte_cryptodev_cb_fn cb_fn; /**< Callback address */ 63 void *cb_arg; /**< Parameter for callback */ 64 enum rte_cryptodev_event_type event; /**< Interrupt event type */ 65 uint32_t active; /**< Callback is executing */ 66 }; 67 68 /** 69 * The crypto cipher algorithm strings identifiers. 70 * Not to be used in application directly. 71 * Application can use rte_cryptodev_get_cipher_algo_string(). 72 */ 73 static const char * 74 crypto_cipher_algorithm_strings[] = { 75 [RTE_CRYPTO_CIPHER_3DES_CBC] = "3des-cbc", 76 [RTE_CRYPTO_CIPHER_3DES_ECB] = "3des-ecb", 77 [RTE_CRYPTO_CIPHER_3DES_CTR] = "3des-ctr", 78 79 [RTE_CRYPTO_CIPHER_AES_CBC] = "aes-cbc", 80 [RTE_CRYPTO_CIPHER_AES_CTR] = "aes-ctr", 81 [RTE_CRYPTO_CIPHER_AES_DOCSISBPI] = "aes-docsisbpi", 82 [RTE_CRYPTO_CIPHER_AES_ECB] = "aes-ecb", 83 [RTE_CRYPTO_CIPHER_AES_F8] = "aes-f8", 84 [RTE_CRYPTO_CIPHER_AES_XTS] = "aes-xts", 85 86 [RTE_CRYPTO_CIPHER_ARC4] = "arc4", 87 88 [RTE_CRYPTO_CIPHER_DES_CBC] = "des-cbc", 89 [RTE_CRYPTO_CIPHER_DES_DOCSISBPI] = "des-docsisbpi", 90 91 [RTE_CRYPTO_CIPHER_NULL] = "null", 92 93 [RTE_CRYPTO_CIPHER_KASUMI_F8] = "kasumi-f8", 94 [RTE_CRYPTO_CIPHER_SNOW3G_UEA2] = "snow3g-uea2", 95 [RTE_CRYPTO_CIPHER_ZUC_EEA3] = "zuc-eea3", 96 [RTE_CRYPTO_CIPHER_SM4_ECB] = "sm4-ecb", 97 [RTE_CRYPTO_CIPHER_SM4_CBC] = "sm4-cbc", 98 [RTE_CRYPTO_CIPHER_SM4_CTR] = "sm4-ctr", 99 [RTE_CRYPTO_CIPHER_SM4_CFB] = "sm4-cfb", 100 [RTE_CRYPTO_CIPHER_SM4_OFB] = "sm4-ofb" 101 }; 102 103 /** 104 * The crypto cipher operation strings identifiers. 105 * It could be used in application command line. 106 */ 107 const char * 108 rte_crypto_cipher_operation_strings[] = { 109 [RTE_CRYPTO_CIPHER_OP_ENCRYPT] = "encrypt", 110 [RTE_CRYPTO_CIPHER_OP_DECRYPT] = "decrypt" 111 }; 112 113 /** 114 * The crypto auth algorithm strings identifiers. 115 * Not to be used in application directly. 116 * Application can use rte_cryptodev_get_auth_algo_string(). 117 */ 118 static const char * 119 crypto_auth_algorithm_strings[] = { 120 [RTE_CRYPTO_AUTH_AES_CBC_MAC] = "aes-cbc-mac", 121 [RTE_CRYPTO_AUTH_AES_CMAC] = "aes-cmac", 122 [RTE_CRYPTO_AUTH_AES_GMAC] = "aes-gmac", 123 [RTE_CRYPTO_AUTH_AES_XCBC_MAC] = "aes-xcbc-mac", 124 125 [RTE_CRYPTO_AUTH_MD5] = "md5", 126 [RTE_CRYPTO_AUTH_MD5_HMAC] = "md5-hmac", 127 128 [RTE_CRYPTO_AUTH_NULL] = "null", 129 130 [RTE_CRYPTO_AUTH_SHA1] = "sha1", 131 [RTE_CRYPTO_AUTH_SHA1_HMAC] = "sha1-hmac", 132 133 [RTE_CRYPTO_AUTH_SHA224] = "sha2-224", 134 [RTE_CRYPTO_AUTH_SHA224_HMAC] = "sha2-224-hmac", 135 [RTE_CRYPTO_AUTH_SHA256] = "sha2-256", 136 [RTE_CRYPTO_AUTH_SHA256_HMAC] = "sha2-256-hmac", 137 [RTE_CRYPTO_AUTH_SHA384] = "sha2-384", 138 [RTE_CRYPTO_AUTH_SHA384_HMAC] = "sha2-384-hmac", 139 [RTE_CRYPTO_AUTH_SHA512] = "sha2-512", 140 [RTE_CRYPTO_AUTH_SHA512_HMAC] = "sha2-512-hmac", 141 142 [RTE_CRYPTO_AUTH_SHA3_224] = "sha3-224", 143 [RTE_CRYPTO_AUTH_SHA3_224_HMAC] = "sha3-224-hmac", 144 [RTE_CRYPTO_AUTH_SHA3_256] = "sha3-256", 145 [RTE_CRYPTO_AUTH_SHA3_256_HMAC] = "sha3-256-hmac", 146 [RTE_CRYPTO_AUTH_SHA3_384] = "sha3-384", 147 [RTE_CRYPTO_AUTH_SHA3_384_HMAC] = "sha3-384-hmac", 148 [RTE_CRYPTO_AUTH_SHA3_512] = "sha3-512", 149 [RTE_CRYPTO_AUTH_SHA3_512_HMAC] = "sha3-512-hmac", 150 151 [RTE_CRYPTO_AUTH_KASUMI_F9] = "kasumi-f9", 152 [RTE_CRYPTO_AUTH_SNOW3G_UIA2] = "snow3g-uia2", 153 [RTE_CRYPTO_AUTH_ZUC_EIA3] = "zuc-eia3", 154 [RTE_CRYPTO_AUTH_SM3] = "sm3", 155 [RTE_CRYPTO_AUTH_SM3_HMAC] = "sm3-hmac", 156 157 [RTE_CRYPTO_AUTH_SHAKE_128] = "shake-128", 158 [RTE_CRYPTO_AUTH_SHAKE_256] = "shake-256", 159 }; 160 161 /** 162 * The crypto AEAD algorithm strings identifiers. 163 * Not to be used in application directly. 164 * Application can use rte_cryptodev_get_aead_algo_string(). 165 */ 166 static const char * 167 crypto_aead_algorithm_strings[] = { 168 [RTE_CRYPTO_AEAD_AES_CCM] = "aes-ccm", 169 [RTE_CRYPTO_AEAD_AES_GCM] = "aes-gcm", 170 [RTE_CRYPTO_AEAD_CHACHA20_POLY1305] = "chacha20-poly1305" 171 }; 172 173 174 /** 175 * The crypto AEAD operation strings identifiers. 176 * It could be used in application command line. 177 */ 178 const char * 179 rte_crypto_aead_operation_strings[] = { 180 [RTE_CRYPTO_AEAD_OP_ENCRYPT] = "encrypt", 181 [RTE_CRYPTO_AEAD_OP_DECRYPT] = "decrypt" 182 }; 183 184 /** 185 * Asymmetric crypto transform operation strings identifiers. 186 * Not to be used in application directly. 187 * Application can use rte_cryptodev_asym_get_xform_string(). 188 */ 189 static const char * 190 crypto_asym_xform_strings[] = { 191 [RTE_CRYPTO_ASYM_XFORM_NONE] = "none", 192 [RTE_CRYPTO_ASYM_XFORM_RSA] = "rsa", 193 [RTE_CRYPTO_ASYM_XFORM_MODEX] = "modexp", 194 [RTE_CRYPTO_ASYM_XFORM_MODINV] = "modinv", 195 [RTE_CRYPTO_ASYM_XFORM_DH] = "dh", 196 [RTE_CRYPTO_ASYM_XFORM_DSA] = "dsa", 197 [RTE_CRYPTO_ASYM_XFORM_ECDSA] = "ecdsa", 198 [RTE_CRYPTO_ASYM_XFORM_ECPM] = "ecpm", 199 [RTE_CRYPTO_ASYM_XFORM_SM2] = "sm2", 200 }; 201 202 /** 203 * Asymmetric crypto operation strings identifiers. 204 */ 205 const char *rte_crypto_asym_op_strings[] = { 206 [RTE_CRYPTO_ASYM_OP_ENCRYPT] = "encrypt", 207 [RTE_CRYPTO_ASYM_OP_DECRYPT] = "decrypt", 208 [RTE_CRYPTO_ASYM_OP_SIGN] = "sign", 209 [RTE_CRYPTO_ASYM_OP_VERIFY] = "verify" 210 }; 211 212 /** 213 * Asymmetric crypto key exchange operation strings identifiers. 214 */ 215 const char *rte_crypto_asym_ke_strings[] = { 216 [RTE_CRYPTO_ASYM_KE_PRIV_KEY_GENERATE] = "priv_key_generate", 217 [RTE_CRYPTO_ASYM_KE_PUB_KEY_GENERATE] = "pub_key_generate", 218 [RTE_CRYPTO_ASYM_KE_SHARED_SECRET_COMPUTE] = "sharedsecret_compute", 219 [RTE_CRYPTO_ASYM_KE_PUB_KEY_VERIFY] = "pub_ec_key_verify" 220 }; 221 222 struct rte_cryptodev_sym_session_pool_private_data { 223 uint16_t sess_data_sz; 224 /**< driver session data size */ 225 uint16_t user_data_sz; 226 /**< session user data will be placed after sess_data */ 227 }; 228 229 /** 230 * The private data structure stored in the asym session mempool private data. 231 */ 232 struct rte_cryptodev_asym_session_pool_private_data { 233 uint16_t max_priv_session_sz; 234 /**< Size of private session data used when creating mempool */ 235 uint16_t user_data_sz; 236 /**< Session user data will be placed after sess_private_data */ 237 }; 238 239 int 240 rte_cryptodev_get_cipher_algo_enum(enum rte_crypto_cipher_algorithm *algo_enum, 241 const char *algo_string) 242 { 243 unsigned int i; 244 int ret = -1; /* Invalid string */ 245 246 for (i = 1; i < RTE_DIM(crypto_cipher_algorithm_strings); i++) { 247 if (strcmp(algo_string, crypto_cipher_algorithm_strings[i]) == 0) { 248 *algo_enum = (enum rte_crypto_cipher_algorithm) i; 249 ret = 0; 250 break; 251 } 252 } 253 254 rte_cryptodev_trace_get_cipher_algo_enum(algo_string, *algo_enum, ret); 255 256 return ret; 257 } 258 259 int 260 rte_cryptodev_get_auth_algo_enum(enum rte_crypto_auth_algorithm *algo_enum, 261 const char *algo_string) 262 { 263 unsigned int i; 264 int ret = -1; /* Invalid string */ 265 266 for (i = 1; i < RTE_DIM(crypto_auth_algorithm_strings); i++) { 267 if (strcmp(algo_string, crypto_auth_algorithm_strings[i]) == 0) { 268 *algo_enum = (enum rte_crypto_auth_algorithm) i; 269 ret = 0; 270 break; 271 } 272 } 273 274 rte_cryptodev_trace_get_auth_algo_enum(algo_string, *algo_enum, ret); 275 276 return ret; 277 } 278 279 int 280 rte_cryptodev_get_aead_algo_enum(enum rte_crypto_aead_algorithm *algo_enum, 281 const char *algo_string) 282 { 283 unsigned int i; 284 int ret = -1; /* Invalid string */ 285 286 for (i = 1; i < RTE_DIM(crypto_aead_algorithm_strings); i++) { 287 if (strcmp(algo_string, crypto_aead_algorithm_strings[i]) == 0) { 288 *algo_enum = (enum rte_crypto_aead_algorithm) i; 289 ret = 0; 290 break; 291 } 292 } 293 294 rte_cryptodev_trace_get_aead_algo_enum(algo_string, *algo_enum, ret); 295 296 return ret; 297 } 298 299 int 300 rte_cryptodev_asym_get_xform_enum(enum rte_crypto_asym_xform_type *xform_enum, 301 const char *xform_string) 302 { 303 unsigned int i; 304 int ret = -1; /* Invalid string */ 305 306 for (i = 1; i < RTE_DIM(crypto_asym_xform_strings); i++) { 307 if (strcmp(xform_string, 308 crypto_asym_xform_strings[i]) == 0) { 309 *xform_enum = (enum rte_crypto_asym_xform_type) i; 310 ret = 0; 311 break; 312 } 313 } 314 315 rte_cryptodev_trace_asym_get_xform_enum(xform_string, *xform_enum, ret); 316 317 return ret; 318 } 319 320 const char * 321 rte_cryptodev_get_cipher_algo_string(enum rte_crypto_cipher_algorithm algo_enum) 322 { 323 const char *alg_str = NULL; 324 325 if ((unsigned int)algo_enum < RTE_DIM(crypto_cipher_algorithm_strings)) 326 alg_str = crypto_cipher_algorithm_strings[algo_enum]; 327 328 rte_cryptodev_trace_get_cipher_algo_string(algo_enum, alg_str); 329 330 return alg_str; 331 } 332 333 const char * 334 rte_cryptodev_get_auth_algo_string(enum rte_crypto_auth_algorithm algo_enum) 335 { 336 const char *alg_str = NULL; 337 338 if ((unsigned int)algo_enum < RTE_DIM(crypto_auth_algorithm_strings)) 339 alg_str = crypto_auth_algorithm_strings[algo_enum]; 340 341 rte_cryptodev_trace_get_auth_algo_string(algo_enum, alg_str); 342 343 return alg_str; 344 } 345 346 const char * 347 rte_cryptodev_get_aead_algo_string(enum rte_crypto_aead_algorithm algo_enum) 348 { 349 const char *alg_str = NULL; 350 351 if ((unsigned int)algo_enum < RTE_DIM(crypto_aead_algorithm_strings)) 352 alg_str = crypto_aead_algorithm_strings[algo_enum]; 353 354 rte_cryptodev_trace_get_aead_algo_string(algo_enum, alg_str); 355 356 return alg_str; 357 } 358 359 const char * 360 rte_cryptodev_asym_get_xform_string(enum rte_crypto_asym_xform_type xform_enum) 361 { 362 const char *xform_str = NULL; 363 364 if ((unsigned int)xform_enum < RTE_DIM(crypto_asym_xform_strings)) 365 xform_str = crypto_asym_xform_strings[xform_enum]; 366 367 rte_cryptodev_trace_asym_get_xform_string(xform_enum, xform_str); 368 369 return xform_str; 370 } 371 372 /** 373 * The crypto auth operation strings identifiers. 374 * It could be used in application command line. 375 */ 376 const char * 377 rte_crypto_auth_operation_strings[] = { 378 [RTE_CRYPTO_AUTH_OP_VERIFY] = "verify", 379 [RTE_CRYPTO_AUTH_OP_GENERATE] = "generate" 380 }; 381 382 const struct rte_cryptodev_symmetric_capability * 383 rte_cryptodev_sym_capability_get(uint8_t dev_id, 384 const struct rte_cryptodev_sym_capability_idx *idx) 385 { 386 const struct rte_cryptodev_capabilities *capability; 387 const struct rte_cryptodev_symmetric_capability *sym_capability = NULL; 388 struct rte_cryptodev_info dev_info; 389 int i = 0; 390 391 rte_cryptodev_info_get(dev_id, &dev_info); 392 393 while ((capability = &dev_info.capabilities[i++])->op != 394 RTE_CRYPTO_OP_TYPE_UNDEFINED) { 395 if (capability->op != RTE_CRYPTO_OP_TYPE_SYMMETRIC) 396 continue; 397 398 if (capability->sym.xform_type != idx->type) 399 continue; 400 401 if (idx->type == RTE_CRYPTO_SYM_XFORM_AUTH && 402 capability->sym.auth.algo == idx->algo.auth) { 403 sym_capability = &capability->sym; 404 break; 405 } 406 407 if (idx->type == RTE_CRYPTO_SYM_XFORM_CIPHER && 408 capability->sym.cipher.algo == idx->algo.cipher) { 409 sym_capability = &capability->sym; 410 break; 411 } 412 413 if (idx->type == RTE_CRYPTO_SYM_XFORM_AEAD && 414 capability->sym.aead.algo == idx->algo.aead) { 415 sym_capability = &capability->sym; 416 break; 417 } 418 } 419 420 rte_cryptodev_trace_sym_capability_get(dev_id, dev_info.driver_name, 421 dev_info.driver_id, idx->type, sym_capability); 422 423 return sym_capability; 424 } 425 426 static int 427 param_range_check(uint16_t size, const struct rte_crypto_param_range *range) 428 { 429 unsigned int next_size; 430 431 /* Check lower/upper bounds */ 432 if (size < range->min) 433 return -1; 434 435 if (size > range->max) 436 return -1; 437 438 /* If range is actually only one value, size is correct */ 439 if (range->increment == 0) 440 return 0; 441 442 /* Check if value is one of the supported sizes */ 443 for (next_size = range->min; next_size <= range->max; 444 next_size += range->increment) 445 if (size == next_size) 446 return 0; 447 448 return -1; 449 } 450 451 const struct rte_cryptodev_asymmetric_xform_capability * 452 rte_cryptodev_asym_capability_get(uint8_t dev_id, 453 const struct rte_cryptodev_asym_capability_idx *idx) 454 { 455 const struct rte_cryptodev_capabilities *capability; 456 const struct rte_cryptodev_asymmetric_xform_capability *asym_cap = NULL; 457 struct rte_cryptodev_info dev_info; 458 unsigned int i = 0; 459 460 memset(&dev_info, 0, sizeof(struct rte_cryptodev_info)); 461 rte_cryptodev_info_get(dev_id, &dev_info); 462 463 while ((capability = &dev_info.capabilities[i++])->op != 464 RTE_CRYPTO_OP_TYPE_UNDEFINED) { 465 if (capability->op != RTE_CRYPTO_OP_TYPE_ASYMMETRIC) 466 continue; 467 468 if (capability->asym.xform_capa.xform_type == idx->type) { 469 asym_cap = &capability->asym.xform_capa; 470 break; 471 } 472 } 473 474 rte_cryptodev_trace_asym_capability_get(dev_info.driver_name, 475 dev_info.driver_id, idx->type, asym_cap); 476 477 return asym_cap; 478 }; 479 480 int 481 rte_cryptodev_sym_capability_check_cipher( 482 const struct rte_cryptodev_symmetric_capability *capability, 483 uint16_t key_size, uint16_t iv_size) 484 { 485 int ret = 0; /* success */ 486 487 if (param_range_check(key_size, &capability->cipher.key_size) != 0) { 488 ret = -1; 489 goto done; 490 } 491 492 if (param_range_check(iv_size, &capability->cipher.iv_size) != 0) 493 ret = -1; 494 495 done: 496 rte_cryptodev_trace_sym_capability_check_cipher(capability, key_size, 497 iv_size, ret); 498 499 return ret; 500 } 501 502 int 503 rte_cryptodev_sym_capability_check_auth( 504 const struct rte_cryptodev_symmetric_capability *capability, 505 uint16_t key_size, uint16_t digest_size, uint16_t iv_size) 506 { 507 int ret = 0; /* success */ 508 509 if (param_range_check(key_size, &capability->auth.key_size) != 0) { 510 ret = -1; 511 goto done; 512 } 513 514 if (param_range_check(digest_size, 515 &capability->auth.digest_size) != 0) { 516 ret = -1; 517 goto done; 518 } 519 520 if (param_range_check(iv_size, &capability->auth.iv_size) != 0) 521 ret = -1; 522 523 done: 524 rte_cryptodev_trace_sym_capability_check_auth(capability, key_size, 525 digest_size, iv_size, ret); 526 527 return ret; 528 } 529 530 int 531 rte_cryptodev_sym_capability_check_aead( 532 const struct rte_cryptodev_symmetric_capability *capability, 533 uint16_t key_size, uint16_t digest_size, uint16_t aad_size, 534 uint16_t iv_size) 535 { 536 int ret = 0; /* success */ 537 538 if (param_range_check(key_size, &capability->aead.key_size) != 0) { 539 ret = -1; 540 goto done; 541 } 542 543 if (param_range_check(digest_size, 544 &capability->aead.digest_size) != 0) { 545 ret = -1; 546 goto done; 547 } 548 549 if (param_range_check(aad_size, &capability->aead.aad_size) != 0) { 550 ret = -1; 551 goto done; 552 } 553 554 if (param_range_check(iv_size, &capability->aead.iv_size) != 0) 555 ret = -1; 556 557 done: 558 rte_cryptodev_trace_sym_capability_check_aead(capability, key_size, 559 digest_size, aad_size, iv_size, ret); 560 561 return ret; 562 } 563 564 int 565 rte_cryptodev_asym_xform_capability_check_optype( 566 const struct rte_cryptodev_asymmetric_xform_capability *capability, 567 enum rte_crypto_asym_op_type op_type) 568 { 569 int ret = 0; 570 571 if (capability->op_types & (1 << op_type)) 572 ret = 1; 573 574 rte_cryptodev_trace_asym_xform_capability_check_optype( 575 capability->op_types, op_type, ret); 576 577 return ret; 578 } 579 580 int 581 rte_cryptodev_asym_xform_capability_check_modlen( 582 const struct rte_cryptodev_asymmetric_xform_capability *capability, 583 uint16_t modlen) 584 { 585 int ret = 0; /* success */ 586 587 /* no need to check for limits, if min or max = 0 */ 588 if (capability->modlen.min != 0) { 589 if (modlen < capability->modlen.min) { 590 ret = -1; 591 goto done; 592 } 593 } 594 595 if (capability->modlen.max != 0) { 596 if (modlen > capability->modlen.max) { 597 ret = -1; 598 goto done; 599 } 600 } 601 602 /* in any case, check if given modlen is module increment */ 603 if (capability->modlen.increment != 0) { 604 if (modlen % (capability->modlen.increment)) 605 ret = -1; 606 } 607 608 done: 609 rte_cryptodev_trace_asym_xform_capability_check_modlen(capability, 610 modlen, ret); 611 612 return ret; 613 } 614 615 bool 616 rte_cryptodev_asym_xform_capability_check_hash( 617 const struct rte_cryptodev_asymmetric_xform_capability *capability, 618 enum rte_crypto_auth_algorithm hash) 619 { 620 bool ret = false; 621 622 if (capability->hash_algos & (1 << hash)) 623 ret = true; 624 625 rte_cryptodev_trace_asym_xform_capability_check_hash( 626 capability->hash_algos, hash, ret); 627 628 return ret; 629 } 630 631 /* spinlock for crypto device enq callbacks */ 632 static rte_spinlock_t rte_cryptodev_callback_lock = RTE_SPINLOCK_INITIALIZER; 633 634 static void 635 cryptodev_cb_cleanup(struct rte_cryptodev *dev) 636 { 637 struct rte_cryptodev_cb_rcu *list; 638 struct rte_cryptodev_cb *cb, *next; 639 uint16_t qp_id; 640 641 if (dev->enq_cbs == NULL && dev->deq_cbs == NULL) 642 return; 643 644 for (qp_id = 0; qp_id < dev->data->nb_queue_pairs; qp_id++) { 645 list = &dev->enq_cbs[qp_id]; 646 cb = list->next; 647 while (cb != NULL) { 648 next = cb->next; 649 rte_free(cb); 650 cb = next; 651 } 652 653 rte_free(list->qsbr); 654 } 655 656 for (qp_id = 0; qp_id < dev->data->nb_queue_pairs; qp_id++) { 657 list = &dev->deq_cbs[qp_id]; 658 cb = list->next; 659 while (cb != NULL) { 660 next = cb->next; 661 rte_free(cb); 662 cb = next; 663 } 664 665 rte_free(list->qsbr); 666 } 667 668 rte_free(dev->enq_cbs); 669 dev->enq_cbs = NULL; 670 rte_free(dev->deq_cbs); 671 dev->deq_cbs = NULL; 672 } 673 674 static int 675 cryptodev_cb_init(struct rte_cryptodev *dev) 676 { 677 struct rte_cryptodev_cb_rcu *list; 678 struct rte_rcu_qsbr *qsbr; 679 uint16_t qp_id; 680 size_t size; 681 682 /* Max thread set to 1, as one DP thread accessing a queue-pair */ 683 const uint32_t max_threads = 1; 684 685 dev->enq_cbs = rte_zmalloc(NULL, 686 sizeof(struct rte_cryptodev_cb_rcu) * 687 dev->data->nb_queue_pairs, 0); 688 if (dev->enq_cbs == NULL) { 689 CDEV_LOG_ERR("Failed to allocate memory for enq callbacks"); 690 return -ENOMEM; 691 } 692 693 dev->deq_cbs = rte_zmalloc(NULL, 694 sizeof(struct rte_cryptodev_cb_rcu) * 695 dev->data->nb_queue_pairs, 0); 696 if (dev->deq_cbs == NULL) { 697 CDEV_LOG_ERR("Failed to allocate memory for deq callbacks"); 698 rte_free(dev->enq_cbs); 699 return -ENOMEM; 700 } 701 702 /* Create RCU QSBR variable */ 703 size = rte_rcu_qsbr_get_memsize(max_threads); 704 705 for (qp_id = 0; qp_id < dev->data->nb_queue_pairs; qp_id++) { 706 list = &dev->enq_cbs[qp_id]; 707 qsbr = rte_zmalloc(NULL, size, RTE_CACHE_LINE_SIZE); 708 if (qsbr == NULL) { 709 CDEV_LOG_ERR("Failed to allocate memory for RCU on " 710 "queue_pair_id=%d", qp_id); 711 goto cb_init_err; 712 } 713 714 if (rte_rcu_qsbr_init(qsbr, max_threads)) { 715 CDEV_LOG_ERR("Failed to initialize for RCU on " 716 "queue_pair_id=%d", qp_id); 717 goto cb_init_err; 718 } 719 720 list->qsbr = qsbr; 721 } 722 723 for (qp_id = 0; qp_id < dev->data->nb_queue_pairs; qp_id++) { 724 list = &dev->deq_cbs[qp_id]; 725 qsbr = rte_zmalloc(NULL, size, RTE_CACHE_LINE_SIZE); 726 if (qsbr == NULL) { 727 CDEV_LOG_ERR("Failed to allocate memory for RCU on " 728 "queue_pair_id=%d", qp_id); 729 goto cb_init_err; 730 } 731 732 if (rte_rcu_qsbr_init(qsbr, max_threads)) { 733 CDEV_LOG_ERR("Failed to initialize for RCU on " 734 "queue_pair_id=%d", qp_id); 735 goto cb_init_err; 736 } 737 738 list->qsbr = qsbr; 739 } 740 741 return 0; 742 743 cb_init_err: 744 cryptodev_cb_cleanup(dev); 745 return -ENOMEM; 746 } 747 748 const char * 749 rte_cryptodev_get_feature_name(uint64_t flag) 750 { 751 rte_cryptodev_trace_get_feature_name(flag); 752 753 switch (flag) { 754 case RTE_CRYPTODEV_FF_SYMMETRIC_CRYPTO: 755 return "SYMMETRIC_CRYPTO"; 756 case RTE_CRYPTODEV_FF_ASYMMETRIC_CRYPTO: 757 return "ASYMMETRIC_CRYPTO"; 758 case RTE_CRYPTODEV_FF_SYM_OPERATION_CHAINING: 759 return "SYM_OPERATION_CHAINING"; 760 case RTE_CRYPTODEV_FF_CPU_SSE: 761 return "CPU_SSE"; 762 case RTE_CRYPTODEV_FF_CPU_AVX: 763 return "CPU_AVX"; 764 case RTE_CRYPTODEV_FF_CPU_AVX2: 765 return "CPU_AVX2"; 766 case RTE_CRYPTODEV_FF_CPU_AVX512: 767 return "CPU_AVX512"; 768 case RTE_CRYPTODEV_FF_CPU_AESNI: 769 return "CPU_AESNI"; 770 case RTE_CRYPTODEV_FF_HW_ACCELERATED: 771 return "HW_ACCELERATED"; 772 case RTE_CRYPTODEV_FF_IN_PLACE_SGL: 773 return "IN_PLACE_SGL"; 774 case RTE_CRYPTODEV_FF_OOP_SGL_IN_SGL_OUT: 775 return "OOP_SGL_IN_SGL_OUT"; 776 case RTE_CRYPTODEV_FF_OOP_SGL_IN_LB_OUT: 777 return "OOP_SGL_IN_LB_OUT"; 778 case RTE_CRYPTODEV_FF_OOP_LB_IN_SGL_OUT: 779 return "OOP_LB_IN_SGL_OUT"; 780 case RTE_CRYPTODEV_FF_OOP_LB_IN_LB_OUT: 781 return "OOP_LB_IN_LB_OUT"; 782 case RTE_CRYPTODEV_FF_CPU_NEON: 783 return "CPU_NEON"; 784 case RTE_CRYPTODEV_FF_CPU_ARM_CE: 785 return "CPU_ARM_CE"; 786 case RTE_CRYPTODEV_FF_SECURITY: 787 return "SECURITY_PROTOCOL"; 788 case RTE_CRYPTODEV_FF_RSA_PRIV_OP_KEY_EXP: 789 return "RSA_PRIV_OP_KEY_EXP"; 790 case RTE_CRYPTODEV_FF_RSA_PRIV_OP_KEY_QT: 791 return "RSA_PRIV_OP_KEY_QT"; 792 case RTE_CRYPTODEV_FF_DIGEST_ENCRYPTED: 793 return "DIGEST_ENCRYPTED"; 794 case RTE_CRYPTODEV_FF_SYM_CPU_CRYPTO: 795 return "SYM_CPU_CRYPTO"; 796 case RTE_CRYPTODEV_FF_ASYM_SESSIONLESS: 797 return "ASYM_SESSIONLESS"; 798 case RTE_CRYPTODEV_FF_SYM_SESSIONLESS: 799 return "SYM_SESSIONLESS"; 800 case RTE_CRYPTODEV_FF_NON_BYTE_ALIGNED_DATA: 801 return "NON_BYTE_ALIGNED_DATA"; 802 case RTE_CRYPTODEV_FF_CIPHER_MULTIPLE_DATA_UNITS: 803 return "CIPHER_MULTIPLE_DATA_UNITS"; 804 case RTE_CRYPTODEV_FF_CIPHER_WRAPPED_KEY: 805 return "CIPHER_WRAPPED_KEY"; 806 default: 807 return NULL; 808 } 809 } 810 811 struct rte_cryptodev * 812 rte_cryptodev_pmd_get_dev(uint8_t dev_id) 813 { 814 return &cryptodev_globals.devs[dev_id]; 815 } 816 817 struct rte_cryptodev * 818 rte_cryptodev_pmd_get_named_dev(const char *name) 819 { 820 struct rte_cryptodev *dev; 821 unsigned int i; 822 823 if (name == NULL) 824 return NULL; 825 826 for (i = 0; i < RTE_CRYPTO_MAX_DEVS; i++) { 827 dev = &cryptodev_globals.devs[i]; 828 829 if ((dev->attached == RTE_CRYPTODEV_ATTACHED) && 830 (strcmp(dev->data->name, name) == 0)) 831 return dev; 832 } 833 834 return NULL; 835 } 836 837 static inline uint8_t 838 rte_cryptodev_is_valid_device_data(uint8_t dev_id) 839 { 840 if (dev_id >= RTE_CRYPTO_MAX_DEVS || 841 rte_crypto_devices[dev_id].data == NULL) 842 return 0; 843 844 return 1; 845 } 846 847 unsigned int 848 rte_cryptodev_is_valid_dev(uint8_t dev_id) 849 { 850 struct rte_cryptodev *dev = NULL; 851 unsigned int ret = 1; 852 853 if (!rte_cryptodev_is_valid_device_data(dev_id)) { 854 ret = 0; 855 goto done; 856 } 857 858 dev = rte_cryptodev_pmd_get_dev(dev_id); 859 if (dev->attached != RTE_CRYPTODEV_ATTACHED) 860 ret = 0; 861 862 done: 863 rte_cryptodev_trace_is_valid_dev(dev_id, ret); 864 865 return ret; 866 } 867 868 int 869 rte_cryptodev_get_dev_id(const char *name) 870 { 871 unsigned i; 872 int ret = -1; 873 874 if (name == NULL) 875 return -1; 876 877 for (i = 0; i < RTE_CRYPTO_MAX_DEVS; i++) { 878 if (!rte_cryptodev_is_valid_device_data(i)) 879 continue; 880 if ((strcmp(cryptodev_globals.devs[i].data->name, name) 881 == 0) && 882 (cryptodev_globals.devs[i].attached == 883 RTE_CRYPTODEV_ATTACHED)) { 884 ret = (int)i; 885 break; 886 } 887 } 888 889 rte_cryptodev_trace_get_dev_id(name, ret); 890 891 return ret; 892 } 893 894 uint8_t 895 rte_cryptodev_count(void) 896 { 897 rte_cryptodev_trace_count(cryptodev_globals.nb_devs); 898 899 return cryptodev_globals.nb_devs; 900 } 901 902 uint8_t 903 rte_cryptodev_device_count_by_driver(uint8_t driver_id) 904 { 905 uint8_t i, dev_count = 0; 906 907 for (i = 0; i < RTE_CRYPTO_MAX_DEVS; i++) 908 if (cryptodev_globals.devs[i].driver_id == driver_id && 909 cryptodev_globals.devs[i].attached == 910 RTE_CRYPTODEV_ATTACHED) 911 dev_count++; 912 913 rte_cryptodev_trace_device_count_by_driver(driver_id, dev_count); 914 915 return dev_count; 916 } 917 918 uint8_t 919 rte_cryptodev_devices_get(const char *driver_name, uint8_t *devices, 920 uint8_t nb_devices) 921 { 922 uint8_t i, count = 0; 923 struct rte_cryptodev *devs = cryptodev_globals.devs; 924 925 for (i = 0; i < RTE_CRYPTO_MAX_DEVS && count < nb_devices; i++) { 926 if (!rte_cryptodev_is_valid_device_data(i)) 927 continue; 928 929 if (devs[i].attached == RTE_CRYPTODEV_ATTACHED) { 930 int cmp; 931 932 cmp = strncmp(devs[i].device->driver->name, 933 driver_name, 934 strlen(driver_name) + 1); 935 936 if (cmp == 0) 937 devices[count++] = devs[i].data->dev_id; 938 } 939 } 940 941 rte_cryptodev_trace_devices_get(driver_name, count); 942 943 return count; 944 } 945 946 void * 947 rte_cryptodev_get_sec_ctx(uint8_t dev_id) 948 { 949 void *sec_ctx = NULL; 950 951 if (dev_id < RTE_CRYPTO_MAX_DEVS && 952 (rte_crypto_devices[dev_id].feature_flags & 953 RTE_CRYPTODEV_FF_SECURITY)) 954 sec_ctx = rte_crypto_devices[dev_id].security_ctx; 955 956 rte_cryptodev_trace_get_sec_ctx(dev_id, sec_ctx); 957 958 return sec_ctx; 959 } 960 961 int 962 rte_cryptodev_socket_id(uint8_t dev_id) 963 { 964 struct rte_cryptodev *dev; 965 966 if (!rte_cryptodev_is_valid_dev(dev_id)) 967 return -1; 968 969 dev = rte_cryptodev_pmd_get_dev(dev_id); 970 971 rte_cryptodev_trace_socket_id(dev_id, dev->data->name, 972 dev->data->socket_id); 973 return dev->data->socket_id; 974 } 975 976 static inline int 977 rte_cryptodev_data_alloc(uint8_t dev_id, struct rte_cryptodev_data **data, 978 int socket_id) 979 { 980 char mz_name[RTE_MEMZONE_NAMESIZE]; 981 const struct rte_memzone *mz; 982 int n; 983 984 /* generate memzone name */ 985 n = snprintf(mz_name, sizeof(mz_name), "rte_cryptodev_data_%u", dev_id); 986 if (n >= (int)sizeof(mz_name)) 987 return -EINVAL; 988 989 if (rte_eal_process_type() == RTE_PROC_PRIMARY) { 990 mz = rte_memzone_reserve(mz_name, 991 sizeof(struct rte_cryptodev_data), 992 socket_id, 0); 993 CDEV_LOG_DEBUG("PRIMARY:reserved memzone for %s (%p)", 994 mz_name, mz); 995 } else { 996 mz = rte_memzone_lookup(mz_name); 997 CDEV_LOG_DEBUG("SECONDARY:looked up memzone for %s (%p)", 998 mz_name, mz); 999 } 1000 1001 if (mz == NULL) 1002 return -ENOMEM; 1003 1004 *data = mz->addr; 1005 if (rte_eal_process_type() == RTE_PROC_PRIMARY) 1006 memset(*data, 0, sizeof(struct rte_cryptodev_data)); 1007 1008 return 0; 1009 } 1010 1011 static inline int 1012 rte_cryptodev_data_free(uint8_t dev_id, struct rte_cryptodev_data **data) 1013 { 1014 char mz_name[RTE_MEMZONE_NAMESIZE]; 1015 const struct rte_memzone *mz; 1016 int n; 1017 1018 /* generate memzone name */ 1019 n = snprintf(mz_name, sizeof(mz_name), "rte_cryptodev_data_%u", dev_id); 1020 if (n >= (int)sizeof(mz_name)) 1021 return -EINVAL; 1022 1023 mz = rte_memzone_lookup(mz_name); 1024 if (mz == NULL) 1025 return -ENOMEM; 1026 1027 RTE_ASSERT(*data == mz->addr); 1028 *data = NULL; 1029 1030 if (rte_eal_process_type() == RTE_PROC_PRIMARY) { 1031 CDEV_LOG_DEBUG("PRIMARY:free memzone of %s (%p)", 1032 mz_name, mz); 1033 return rte_memzone_free(mz); 1034 } else { 1035 CDEV_LOG_DEBUG("SECONDARY:don't free memzone of %s (%p)", 1036 mz_name, mz); 1037 } 1038 1039 return 0; 1040 } 1041 1042 static uint8_t 1043 rte_cryptodev_find_free_device_index(void) 1044 { 1045 uint8_t dev_id; 1046 1047 for (dev_id = 0; dev_id < RTE_CRYPTO_MAX_DEVS; dev_id++) { 1048 if (rte_crypto_devices[dev_id].attached == 1049 RTE_CRYPTODEV_DETACHED) 1050 return dev_id; 1051 } 1052 return RTE_CRYPTO_MAX_DEVS; 1053 } 1054 1055 struct rte_cryptodev * 1056 rte_cryptodev_pmd_allocate(const char *name, int socket_id) 1057 { 1058 struct rte_cryptodev *cryptodev; 1059 uint8_t dev_id; 1060 1061 if (rte_cryptodev_pmd_get_named_dev(name) != NULL) { 1062 CDEV_LOG_ERR("Crypto device with name %s already " 1063 "allocated!", name); 1064 return NULL; 1065 } 1066 1067 dev_id = rte_cryptodev_find_free_device_index(); 1068 if (dev_id == RTE_CRYPTO_MAX_DEVS) { 1069 CDEV_LOG_ERR("Reached maximum number of crypto devices"); 1070 return NULL; 1071 } 1072 1073 cryptodev = rte_cryptodev_pmd_get_dev(dev_id); 1074 1075 if (cryptodev->data == NULL) { 1076 struct rte_cryptodev_data **cryptodev_data = 1077 &cryptodev_globals.data[dev_id]; 1078 1079 int retval = rte_cryptodev_data_alloc(dev_id, cryptodev_data, 1080 socket_id); 1081 1082 if (retval < 0 || *cryptodev_data == NULL) 1083 return NULL; 1084 1085 cryptodev->data = *cryptodev_data; 1086 1087 if (rte_eal_process_type() == RTE_PROC_PRIMARY) { 1088 strlcpy(cryptodev->data->name, name, 1089 RTE_CRYPTODEV_NAME_MAX_LEN); 1090 1091 cryptodev->data->dev_id = dev_id; 1092 cryptodev->data->socket_id = socket_id; 1093 cryptodev->data->dev_started = 0; 1094 CDEV_LOG_DEBUG("PRIMARY:init data"); 1095 } 1096 1097 CDEV_LOG_DEBUG("Data for %s: dev_id %d, socket %d, started %d", 1098 cryptodev->data->name, 1099 cryptodev->data->dev_id, 1100 cryptodev->data->socket_id, 1101 cryptodev->data->dev_started); 1102 1103 /* init user callbacks */ 1104 TAILQ_INIT(&(cryptodev->link_intr_cbs)); 1105 1106 cryptodev->attached = RTE_CRYPTODEV_ATTACHED; 1107 1108 cryptodev_globals.nb_devs++; 1109 } 1110 1111 return cryptodev; 1112 } 1113 1114 int 1115 rte_cryptodev_pmd_release_device(struct rte_cryptodev *cryptodev) 1116 { 1117 int ret; 1118 uint8_t dev_id; 1119 1120 if (cryptodev == NULL) 1121 return -EINVAL; 1122 1123 dev_id = cryptodev->data->dev_id; 1124 1125 cryptodev_fp_ops_reset(rte_crypto_fp_ops + dev_id); 1126 1127 /* Close device only if device operations have been set */ 1128 if (cryptodev->dev_ops) { 1129 ret = rte_cryptodev_close(dev_id); 1130 if (ret < 0) 1131 return ret; 1132 } 1133 1134 ret = rte_cryptodev_data_free(dev_id, &cryptodev_globals.data[dev_id]); 1135 if (ret < 0) 1136 return ret; 1137 1138 cryptodev->attached = RTE_CRYPTODEV_DETACHED; 1139 cryptodev_globals.nb_devs--; 1140 return 0; 1141 } 1142 1143 uint16_t 1144 rte_cryptodev_queue_pair_count(uint8_t dev_id) 1145 { 1146 struct rte_cryptodev *dev; 1147 1148 if (!rte_cryptodev_is_valid_device_data(dev_id)) { 1149 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id); 1150 return 0; 1151 } 1152 1153 dev = &rte_crypto_devices[dev_id]; 1154 rte_cryptodev_trace_queue_pair_count(dev, dev->data->name, 1155 dev->data->socket_id, dev->data->dev_id, 1156 dev->data->nb_queue_pairs); 1157 1158 return dev->data->nb_queue_pairs; 1159 } 1160 1161 static int 1162 rte_cryptodev_queue_pairs_config(struct rte_cryptodev *dev, uint16_t nb_qpairs, 1163 int socket_id) 1164 { 1165 struct rte_cryptodev_info dev_info; 1166 void **qp; 1167 unsigned i; 1168 1169 if ((dev == NULL) || (nb_qpairs < 1)) { 1170 CDEV_LOG_ERR("invalid param: dev %p, nb_queues %u", 1171 dev, nb_qpairs); 1172 return -EINVAL; 1173 } 1174 1175 CDEV_LOG_DEBUG("Setup %d queues pairs on device %u", 1176 nb_qpairs, dev->data->dev_id); 1177 1178 memset(&dev_info, 0, sizeof(struct rte_cryptodev_info)); 1179 1180 if (*dev->dev_ops->dev_infos_get == NULL) 1181 return -ENOTSUP; 1182 (*dev->dev_ops->dev_infos_get)(dev, &dev_info); 1183 1184 if (nb_qpairs > (dev_info.max_nb_queue_pairs)) { 1185 CDEV_LOG_ERR("Invalid num queue_pairs (%u) for dev %u", 1186 nb_qpairs, dev->data->dev_id); 1187 return -EINVAL; 1188 } 1189 1190 if (dev->data->queue_pairs == NULL) { /* first time configuration */ 1191 dev->data->queue_pairs = rte_zmalloc_socket( 1192 "cryptodev->queue_pairs", 1193 sizeof(dev->data->queue_pairs[0]) * 1194 dev_info.max_nb_queue_pairs, 1195 RTE_CACHE_LINE_SIZE, socket_id); 1196 1197 if (dev->data->queue_pairs == NULL) { 1198 dev->data->nb_queue_pairs = 0; 1199 CDEV_LOG_ERR("failed to get memory for qp meta data, " 1200 "nb_queues %u", 1201 nb_qpairs); 1202 return -(ENOMEM); 1203 } 1204 } else { /* re-configure */ 1205 int ret; 1206 uint16_t old_nb_queues = dev->data->nb_queue_pairs; 1207 1208 qp = dev->data->queue_pairs; 1209 1210 if (*dev->dev_ops->queue_pair_release == NULL) 1211 return -ENOTSUP; 1212 1213 for (i = nb_qpairs; i < old_nb_queues; i++) { 1214 ret = (*dev->dev_ops->queue_pair_release)(dev, i); 1215 if (ret < 0) 1216 return ret; 1217 qp[i] = NULL; 1218 } 1219 1220 } 1221 dev->data->nb_queue_pairs = nb_qpairs; 1222 return 0; 1223 } 1224 1225 int 1226 rte_cryptodev_configure(uint8_t dev_id, struct rte_cryptodev_config *config) 1227 { 1228 struct rte_cryptodev *dev; 1229 int diag; 1230 1231 if (!rte_cryptodev_is_valid_dev(dev_id)) { 1232 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id); 1233 return -EINVAL; 1234 } 1235 1236 dev = &rte_crypto_devices[dev_id]; 1237 1238 if (dev->data->dev_started) { 1239 CDEV_LOG_ERR( 1240 "device %d must be stopped to allow configuration", dev_id); 1241 return -EBUSY; 1242 } 1243 1244 if (*dev->dev_ops->dev_configure == NULL) 1245 return -ENOTSUP; 1246 1247 rte_spinlock_lock(&rte_cryptodev_callback_lock); 1248 cryptodev_cb_cleanup(dev); 1249 rte_spinlock_unlock(&rte_cryptodev_callback_lock); 1250 1251 /* Setup new number of queue pairs and reconfigure device. */ 1252 diag = rte_cryptodev_queue_pairs_config(dev, config->nb_queue_pairs, 1253 config->socket_id); 1254 if (diag != 0) { 1255 CDEV_LOG_ERR("dev%d rte_crypto_dev_queue_pairs_config = %d", 1256 dev_id, diag); 1257 return diag; 1258 } 1259 1260 rte_spinlock_lock(&rte_cryptodev_callback_lock); 1261 diag = cryptodev_cb_init(dev); 1262 rte_spinlock_unlock(&rte_cryptodev_callback_lock); 1263 if (diag) { 1264 CDEV_LOG_ERR("Callback init failed for dev_id=%d", dev_id); 1265 return diag; 1266 } 1267 1268 rte_cryptodev_trace_configure(dev_id, config); 1269 return (*dev->dev_ops->dev_configure)(dev, config); 1270 } 1271 1272 int 1273 rte_cryptodev_start(uint8_t dev_id) 1274 { 1275 struct rte_cryptodev *dev; 1276 int diag; 1277 1278 CDEV_LOG_DEBUG("Start dev_id=%" PRIu8, dev_id); 1279 1280 if (!rte_cryptodev_is_valid_dev(dev_id)) { 1281 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id); 1282 return -EINVAL; 1283 } 1284 1285 dev = &rte_crypto_devices[dev_id]; 1286 1287 if (*dev->dev_ops->dev_start == NULL) 1288 return -ENOTSUP; 1289 1290 if (dev->data->dev_started != 0) { 1291 CDEV_LOG_ERR("Device with dev_id=%" PRIu8 " already started", 1292 dev_id); 1293 return 0; 1294 } 1295 1296 diag = (*dev->dev_ops->dev_start)(dev); 1297 /* expose selection of PMD fast-path functions */ 1298 cryptodev_fp_ops_set(rte_crypto_fp_ops + dev_id, dev); 1299 1300 rte_cryptodev_trace_start(dev_id, diag); 1301 if (diag == 0) 1302 dev->data->dev_started = 1; 1303 else 1304 return diag; 1305 1306 return 0; 1307 } 1308 1309 void 1310 rte_cryptodev_stop(uint8_t dev_id) 1311 { 1312 struct rte_cryptodev *dev; 1313 1314 if (!rte_cryptodev_is_valid_dev(dev_id)) { 1315 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id); 1316 return; 1317 } 1318 1319 dev = &rte_crypto_devices[dev_id]; 1320 1321 if (*dev->dev_ops->dev_stop == NULL) 1322 return; 1323 1324 if (dev->data->dev_started == 0) { 1325 CDEV_LOG_ERR("Device with dev_id=%" PRIu8 " already stopped", 1326 dev_id); 1327 return; 1328 } 1329 1330 /* point fast-path functions to dummy ones */ 1331 cryptodev_fp_ops_reset(rte_crypto_fp_ops + dev_id); 1332 1333 (*dev->dev_ops->dev_stop)(dev); 1334 rte_cryptodev_trace_stop(dev_id); 1335 dev->data->dev_started = 0; 1336 } 1337 1338 int 1339 rte_cryptodev_close(uint8_t dev_id) 1340 { 1341 struct rte_cryptodev *dev; 1342 int retval; 1343 1344 if (!rte_cryptodev_is_valid_dev(dev_id)) { 1345 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id); 1346 return -1; 1347 } 1348 1349 dev = &rte_crypto_devices[dev_id]; 1350 1351 /* Device must be stopped before it can be closed */ 1352 if (dev->data->dev_started == 1) { 1353 CDEV_LOG_ERR("Device %u must be stopped before closing", 1354 dev_id); 1355 return -EBUSY; 1356 } 1357 1358 /* We can't close the device if there are outstanding sessions in use */ 1359 if (dev->data->session_pool != NULL) { 1360 if (!rte_mempool_full(dev->data->session_pool)) { 1361 CDEV_LOG_ERR("dev_id=%u close failed, session mempool " 1362 "has sessions still in use, free " 1363 "all sessions before calling close", 1364 (unsigned)dev_id); 1365 return -EBUSY; 1366 } 1367 } 1368 1369 if (*dev->dev_ops->dev_close == NULL) 1370 return -ENOTSUP; 1371 retval = (*dev->dev_ops->dev_close)(dev); 1372 rte_cryptodev_trace_close(dev_id, retval); 1373 1374 if (retval < 0) 1375 return retval; 1376 1377 return 0; 1378 } 1379 1380 int 1381 rte_cryptodev_get_qp_status(uint8_t dev_id, uint16_t queue_pair_id) 1382 { 1383 struct rte_cryptodev *dev; 1384 int ret = 0; 1385 1386 if (!rte_cryptodev_is_valid_dev(dev_id)) { 1387 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id); 1388 ret = -EINVAL; 1389 goto done; 1390 } 1391 1392 dev = &rte_crypto_devices[dev_id]; 1393 if (queue_pair_id >= dev->data->nb_queue_pairs) { 1394 CDEV_LOG_ERR("Invalid queue_pair_id=%d", queue_pair_id); 1395 ret = -EINVAL; 1396 goto done; 1397 } 1398 void **qps = dev->data->queue_pairs; 1399 1400 if (qps[queue_pair_id]) { 1401 CDEV_LOG_DEBUG("qp %d on dev %d is initialised", 1402 queue_pair_id, dev_id); 1403 ret = 1; 1404 goto done; 1405 } 1406 1407 CDEV_LOG_DEBUG("qp %d on dev %d is not initialised", 1408 queue_pair_id, dev_id); 1409 1410 done: 1411 rte_cryptodev_trace_get_qp_status(dev_id, queue_pair_id, ret); 1412 1413 return ret; 1414 } 1415 1416 static uint8_t 1417 rte_cryptodev_sym_is_valid_session_pool(struct rte_mempool *mp, 1418 uint32_t sess_priv_size) 1419 { 1420 struct rte_cryptodev_sym_session_pool_private_data *pool_priv; 1421 1422 if (!mp) 1423 return 0; 1424 1425 pool_priv = rte_mempool_get_priv(mp); 1426 1427 if (!pool_priv || mp->private_data_size < sizeof(*pool_priv) || 1428 pool_priv->sess_data_sz < sess_priv_size) 1429 return 0; 1430 1431 return 1; 1432 } 1433 1434 int 1435 rte_cryptodev_queue_pair_setup(uint8_t dev_id, uint16_t queue_pair_id, 1436 const struct rte_cryptodev_qp_conf *qp_conf, int socket_id) 1437 1438 { 1439 struct rte_cryptodev *dev; 1440 1441 if (!rte_cryptodev_is_valid_dev(dev_id)) { 1442 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id); 1443 return -EINVAL; 1444 } 1445 1446 dev = &rte_crypto_devices[dev_id]; 1447 if (queue_pair_id >= dev->data->nb_queue_pairs) { 1448 CDEV_LOG_ERR("Invalid queue_pair_id=%d", queue_pair_id); 1449 return -EINVAL; 1450 } 1451 1452 if (!qp_conf) { 1453 CDEV_LOG_ERR("qp_conf cannot be NULL"); 1454 return -EINVAL; 1455 } 1456 1457 if (qp_conf->mp_session) { 1458 struct rte_cryptodev_sym_session_pool_private_data *pool_priv; 1459 1460 pool_priv = rte_mempool_get_priv(qp_conf->mp_session); 1461 if (!pool_priv || qp_conf->mp_session->private_data_size < 1462 sizeof(*pool_priv)) { 1463 CDEV_LOG_ERR("Invalid mempool"); 1464 return -EINVAL; 1465 } 1466 1467 if (!rte_cryptodev_sym_is_valid_session_pool(qp_conf->mp_session, 1468 rte_cryptodev_sym_get_private_session_size(dev_id))) { 1469 CDEV_LOG_ERR("Invalid mempool"); 1470 return -EINVAL; 1471 } 1472 } 1473 1474 if (dev->data->dev_started) { 1475 CDEV_LOG_ERR( 1476 "device %d must be stopped to allow configuration", dev_id); 1477 return -EBUSY; 1478 } 1479 1480 if (*dev->dev_ops->queue_pair_setup == NULL) 1481 return -ENOTSUP; 1482 1483 rte_cryptodev_trace_queue_pair_setup(dev_id, queue_pair_id, qp_conf); 1484 return (*dev->dev_ops->queue_pair_setup)(dev, queue_pair_id, qp_conf, 1485 socket_id); 1486 } 1487 1488 struct rte_cryptodev_cb * 1489 rte_cryptodev_add_enq_callback(uint8_t dev_id, 1490 uint16_t qp_id, 1491 rte_cryptodev_callback_fn cb_fn, 1492 void *cb_arg) 1493 { 1494 struct rte_cryptodev *dev; 1495 struct rte_cryptodev_cb_rcu *list; 1496 struct rte_cryptodev_cb *cb, *tail; 1497 1498 if (!cb_fn) { 1499 CDEV_LOG_ERR("Callback is NULL on dev_id=%d", dev_id); 1500 rte_errno = EINVAL; 1501 return NULL; 1502 } 1503 1504 if (!rte_cryptodev_is_valid_dev(dev_id)) { 1505 CDEV_LOG_ERR("Invalid dev_id=%d", dev_id); 1506 rte_errno = ENODEV; 1507 return NULL; 1508 } 1509 1510 dev = &rte_crypto_devices[dev_id]; 1511 if (qp_id >= dev->data->nb_queue_pairs) { 1512 CDEV_LOG_ERR("Invalid queue_pair_id=%d", qp_id); 1513 rte_errno = ENODEV; 1514 return NULL; 1515 } 1516 1517 cb = rte_zmalloc(NULL, sizeof(*cb), 0); 1518 if (cb == NULL) { 1519 CDEV_LOG_ERR("Failed to allocate memory for callback on " 1520 "dev=%d, queue_pair_id=%d", dev_id, qp_id); 1521 rte_errno = ENOMEM; 1522 return NULL; 1523 } 1524 1525 rte_spinlock_lock(&rte_cryptodev_callback_lock); 1526 1527 cb->fn = cb_fn; 1528 cb->arg = cb_arg; 1529 1530 /* Add the callbacks in fifo order. */ 1531 list = &dev->enq_cbs[qp_id]; 1532 tail = list->next; 1533 1534 if (tail) { 1535 while (tail->next) 1536 tail = tail->next; 1537 /* Stores to cb->fn and cb->param should complete before 1538 * cb is visible to data plane. 1539 */ 1540 rte_atomic_store_explicit(&tail->next, cb, rte_memory_order_release); 1541 } else { 1542 /* Stores to cb->fn and cb->param should complete before 1543 * cb is visible to data plane. 1544 */ 1545 rte_atomic_store_explicit(&list->next, cb, rte_memory_order_release); 1546 } 1547 1548 rte_spinlock_unlock(&rte_cryptodev_callback_lock); 1549 1550 rte_cryptodev_trace_add_enq_callback(dev_id, qp_id, cb_fn); 1551 return cb; 1552 } 1553 1554 int 1555 rte_cryptodev_remove_enq_callback(uint8_t dev_id, 1556 uint16_t qp_id, 1557 struct rte_cryptodev_cb *cb) 1558 { 1559 struct rte_cryptodev *dev; 1560 RTE_ATOMIC(struct rte_cryptodev_cb *) *prev_cb; 1561 struct rte_cryptodev_cb *curr_cb; 1562 struct rte_cryptodev_cb_rcu *list; 1563 int ret; 1564 1565 ret = -EINVAL; 1566 1567 if (!cb) { 1568 CDEV_LOG_ERR("Callback is NULL"); 1569 return -EINVAL; 1570 } 1571 1572 if (!rte_cryptodev_is_valid_dev(dev_id)) { 1573 CDEV_LOG_ERR("Invalid dev_id=%d", dev_id); 1574 return -ENODEV; 1575 } 1576 1577 rte_cryptodev_trace_remove_enq_callback(dev_id, qp_id, cb->fn); 1578 1579 dev = &rte_crypto_devices[dev_id]; 1580 if (qp_id >= dev->data->nb_queue_pairs) { 1581 CDEV_LOG_ERR("Invalid queue_pair_id=%d", qp_id); 1582 return -ENODEV; 1583 } 1584 1585 rte_spinlock_lock(&rte_cryptodev_callback_lock); 1586 if (dev->enq_cbs == NULL) { 1587 CDEV_LOG_ERR("Callback not initialized"); 1588 goto cb_err; 1589 } 1590 1591 list = &dev->enq_cbs[qp_id]; 1592 if (list == NULL) { 1593 CDEV_LOG_ERR("Callback list is NULL"); 1594 goto cb_err; 1595 } 1596 1597 if (list->qsbr == NULL) { 1598 CDEV_LOG_ERR("Rcu qsbr is NULL"); 1599 goto cb_err; 1600 } 1601 1602 prev_cb = &list->next; 1603 for (; *prev_cb != NULL; prev_cb = &curr_cb->next) { 1604 curr_cb = *prev_cb; 1605 if (curr_cb == cb) { 1606 /* Remove the user cb from the callback list. */ 1607 rte_atomic_store_explicit(prev_cb, curr_cb->next, 1608 rte_memory_order_relaxed); 1609 ret = 0; 1610 break; 1611 } 1612 } 1613 1614 if (!ret) { 1615 /* Call sync with invalid thread id as this is part of 1616 * control plane API 1617 */ 1618 rte_rcu_qsbr_synchronize(list->qsbr, RTE_QSBR_THRID_INVALID); 1619 rte_free(cb); 1620 } 1621 1622 cb_err: 1623 rte_spinlock_unlock(&rte_cryptodev_callback_lock); 1624 return ret; 1625 } 1626 1627 struct rte_cryptodev_cb * 1628 rte_cryptodev_add_deq_callback(uint8_t dev_id, 1629 uint16_t qp_id, 1630 rte_cryptodev_callback_fn cb_fn, 1631 void *cb_arg) 1632 { 1633 struct rte_cryptodev *dev; 1634 struct rte_cryptodev_cb_rcu *list; 1635 struct rte_cryptodev_cb *cb, *tail; 1636 1637 if (!cb_fn) { 1638 CDEV_LOG_ERR("Callback is NULL on dev_id=%d", dev_id); 1639 rte_errno = EINVAL; 1640 return NULL; 1641 } 1642 1643 if (!rte_cryptodev_is_valid_dev(dev_id)) { 1644 CDEV_LOG_ERR("Invalid dev_id=%d", dev_id); 1645 rte_errno = ENODEV; 1646 return NULL; 1647 } 1648 1649 dev = &rte_crypto_devices[dev_id]; 1650 if (qp_id >= dev->data->nb_queue_pairs) { 1651 CDEV_LOG_ERR("Invalid queue_pair_id=%d", qp_id); 1652 rte_errno = ENODEV; 1653 return NULL; 1654 } 1655 1656 cb = rte_zmalloc(NULL, sizeof(*cb), 0); 1657 if (cb == NULL) { 1658 CDEV_LOG_ERR("Failed to allocate memory for callback on " 1659 "dev=%d, queue_pair_id=%d", dev_id, qp_id); 1660 rte_errno = ENOMEM; 1661 return NULL; 1662 } 1663 1664 rte_spinlock_lock(&rte_cryptodev_callback_lock); 1665 1666 cb->fn = cb_fn; 1667 cb->arg = cb_arg; 1668 1669 /* Add the callbacks in fifo order. */ 1670 list = &dev->deq_cbs[qp_id]; 1671 tail = list->next; 1672 1673 if (tail) { 1674 while (tail->next) 1675 tail = tail->next; 1676 /* Stores to cb->fn and cb->param should complete before 1677 * cb is visible to data plane. 1678 */ 1679 rte_atomic_store_explicit(&tail->next, cb, rte_memory_order_release); 1680 } else { 1681 /* Stores to cb->fn and cb->param should complete before 1682 * cb is visible to data plane. 1683 */ 1684 rte_atomic_store_explicit(&list->next, cb, rte_memory_order_release); 1685 } 1686 1687 rte_spinlock_unlock(&rte_cryptodev_callback_lock); 1688 1689 rte_cryptodev_trace_add_deq_callback(dev_id, qp_id, cb_fn); 1690 1691 return cb; 1692 } 1693 1694 int 1695 rte_cryptodev_remove_deq_callback(uint8_t dev_id, 1696 uint16_t qp_id, 1697 struct rte_cryptodev_cb *cb) 1698 { 1699 struct rte_cryptodev *dev; 1700 RTE_ATOMIC(struct rte_cryptodev_cb *) *prev_cb; 1701 struct rte_cryptodev_cb *curr_cb; 1702 struct rte_cryptodev_cb_rcu *list; 1703 int ret; 1704 1705 ret = -EINVAL; 1706 1707 if (!cb) { 1708 CDEV_LOG_ERR("Callback is NULL"); 1709 return -EINVAL; 1710 } 1711 1712 if (!rte_cryptodev_is_valid_dev(dev_id)) { 1713 CDEV_LOG_ERR("Invalid dev_id=%d", dev_id); 1714 return -ENODEV; 1715 } 1716 1717 rte_cryptodev_trace_remove_deq_callback(dev_id, qp_id, cb->fn); 1718 1719 dev = &rte_crypto_devices[dev_id]; 1720 if (qp_id >= dev->data->nb_queue_pairs) { 1721 CDEV_LOG_ERR("Invalid queue_pair_id=%d", qp_id); 1722 return -ENODEV; 1723 } 1724 1725 rte_spinlock_lock(&rte_cryptodev_callback_lock); 1726 if (dev->enq_cbs == NULL) { 1727 CDEV_LOG_ERR("Callback not initialized"); 1728 goto cb_err; 1729 } 1730 1731 list = &dev->deq_cbs[qp_id]; 1732 if (list == NULL) { 1733 CDEV_LOG_ERR("Callback list is NULL"); 1734 goto cb_err; 1735 } 1736 1737 if (list->qsbr == NULL) { 1738 CDEV_LOG_ERR("Rcu qsbr is NULL"); 1739 goto cb_err; 1740 } 1741 1742 prev_cb = &list->next; 1743 for (; *prev_cb != NULL; prev_cb = &curr_cb->next) { 1744 curr_cb = *prev_cb; 1745 if (curr_cb == cb) { 1746 /* Remove the user cb from the callback list. */ 1747 rte_atomic_store_explicit(prev_cb, curr_cb->next, 1748 rte_memory_order_relaxed); 1749 ret = 0; 1750 break; 1751 } 1752 } 1753 1754 if (!ret) { 1755 /* Call sync with invalid thread id as this is part of 1756 * control plane API 1757 */ 1758 rte_rcu_qsbr_synchronize(list->qsbr, RTE_QSBR_THRID_INVALID); 1759 rte_free(cb); 1760 } 1761 1762 cb_err: 1763 rte_spinlock_unlock(&rte_cryptodev_callback_lock); 1764 return ret; 1765 } 1766 1767 int 1768 rte_cryptodev_stats_get(uint8_t dev_id, struct rte_cryptodev_stats *stats) 1769 { 1770 struct rte_cryptodev *dev; 1771 1772 if (!rte_cryptodev_is_valid_dev(dev_id)) { 1773 CDEV_LOG_ERR("Invalid dev_id=%d", dev_id); 1774 return -ENODEV; 1775 } 1776 1777 if (stats == NULL) { 1778 CDEV_LOG_ERR("Invalid stats ptr"); 1779 return -EINVAL; 1780 } 1781 1782 dev = &rte_crypto_devices[dev_id]; 1783 memset(stats, 0, sizeof(*stats)); 1784 1785 if (*dev->dev_ops->stats_get == NULL) 1786 return -ENOTSUP; 1787 (*dev->dev_ops->stats_get)(dev, stats); 1788 1789 rte_cryptodev_trace_stats_get(dev_id, stats); 1790 return 0; 1791 } 1792 1793 void 1794 rte_cryptodev_stats_reset(uint8_t dev_id) 1795 { 1796 struct rte_cryptodev *dev; 1797 1798 rte_cryptodev_trace_stats_reset(dev_id); 1799 1800 if (!rte_cryptodev_is_valid_dev(dev_id)) { 1801 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id); 1802 return; 1803 } 1804 1805 dev = &rte_crypto_devices[dev_id]; 1806 1807 if (*dev->dev_ops->stats_reset == NULL) 1808 return; 1809 (*dev->dev_ops->stats_reset)(dev); 1810 } 1811 1812 void 1813 rte_cryptodev_info_get(uint8_t dev_id, struct rte_cryptodev_info *dev_info) 1814 { 1815 struct rte_cryptodev *dev; 1816 1817 if (!rte_cryptodev_is_valid_dev(dev_id)) { 1818 CDEV_LOG_ERR("Invalid dev_id=%d", dev_id); 1819 return; 1820 } 1821 1822 dev = &rte_crypto_devices[dev_id]; 1823 1824 memset(dev_info, 0, sizeof(struct rte_cryptodev_info)); 1825 1826 if (*dev->dev_ops->dev_infos_get == NULL) 1827 return; 1828 (*dev->dev_ops->dev_infos_get)(dev, dev_info); 1829 1830 dev_info->driver_name = dev->device->driver->name; 1831 dev_info->device = dev->device; 1832 1833 rte_cryptodev_trace_info_get(dev_id, dev_info->driver_name); 1834 1835 } 1836 1837 int 1838 rte_cryptodev_callback_register(uint8_t dev_id, 1839 enum rte_cryptodev_event_type event, 1840 rte_cryptodev_cb_fn cb_fn, void *cb_arg) 1841 { 1842 struct rte_cryptodev *dev; 1843 struct rte_cryptodev_callback *user_cb; 1844 1845 if (!cb_fn) 1846 return -EINVAL; 1847 1848 if (!rte_cryptodev_is_valid_dev(dev_id)) { 1849 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id); 1850 return -EINVAL; 1851 } 1852 1853 dev = &rte_crypto_devices[dev_id]; 1854 rte_spinlock_lock(&rte_cryptodev_cb_lock); 1855 1856 TAILQ_FOREACH(user_cb, &(dev->link_intr_cbs), next) { 1857 if (user_cb->cb_fn == cb_fn && 1858 user_cb->cb_arg == cb_arg && 1859 user_cb->event == event) { 1860 break; 1861 } 1862 } 1863 1864 /* create a new callback. */ 1865 if (user_cb == NULL) { 1866 user_cb = rte_zmalloc("INTR_USER_CALLBACK", 1867 sizeof(struct rte_cryptodev_callback), 0); 1868 if (user_cb != NULL) { 1869 user_cb->cb_fn = cb_fn; 1870 user_cb->cb_arg = cb_arg; 1871 user_cb->event = event; 1872 TAILQ_INSERT_TAIL(&(dev->link_intr_cbs), user_cb, next); 1873 } 1874 } 1875 1876 rte_spinlock_unlock(&rte_cryptodev_cb_lock); 1877 1878 rte_cryptodev_trace_callback_register(dev_id, event, cb_fn); 1879 return (user_cb == NULL) ? -ENOMEM : 0; 1880 } 1881 1882 int 1883 rte_cryptodev_callback_unregister(uint8_t dev_id, 1884 enum rte_cryptodev_event_type event, 1885 rte_cryptodev_cb_fn cb_fn, void *cb_arg) 1886 { 1887 int ret; 1888 struct rte_cryptodev *dev; 1889 struct rte_cryptodev_callback *cb, *next; 1890 1891 if (!cb_fn) 1892 return -EINVAL; 1893 1894 if (!rte_cryptodev_is_valid_dev(dev_id)) { 1895 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id); 1896 return -EINVAL; 1897 } 1898 1899 dev = &rte_crypto_devices[dev_id]; 1900 rte_spinlock_lock(&rte_cryptodev_cb_lock); 1901 1902 ret = 0; 1903 for (cb = TAILQ_FIRST(&dev->link_intr_cbs); cb != NULL; cb = next) { 1904 1905 next = TAILQ_NEXT(cb, next); 1906 1907 if (cb->cb_fn != cb_fn || cb->event != event || 1908 (cb->cb_arg != (void *)-1 && 1909 cb->cb_arg != cb_arg)) 1910 continue; 1911 1912 /* 1913 * if this callback is not executing right now, 1914 * then remove it. 1915 */ 1916 if (cb->active == 0) { 1917 TAILQ_REMOVE(&(dev->link_intr_cbs), cb, next); 1918 rte_free(cb); 1919 } else { 1920 ret = -EAGAIN; 1921 } 1922 } 1923 1924 rte_spinlock_unlock(&rte_cryptodev_cb_lock); 1925 1926 rte_cryptodev_trace_callback_unregister(dev_id, event, cb_fn); 1927 return ret; 1928 } 1929 1930 void 1931 rte_cryptodev_pmd_callback_process(struct rte_cryptodev *dev, 1932 enum rte_cryptodev_event_type event) 1933 { 1934 struct rte_cryptodev_callback *cb_lst; 1935 struct rte_cryptodev_callback dev_cb; 1936 1937 rte_spinlock_lock(&rte_cryptodev_cb_lock); 1938 TAILQ_FOREACH(cb_lst, &(dev->link_intr_cbs), next) { 1939 if (cb_lst->cb_fn == NULL || cb_lst->event != event) 1940 continue; 1941 dev_cb = *cb_lst; 1942 cb_lst->active = 1; 1943 rte_spinlock_unlock(&rte_cryptodev_cb_lock); 1944 dev_cb.cb_fn(dev->data->dev_id, dev_cb.event, 1945 dev_cb.cb_arg); 1946 rte_spinlock_lock(&rte_cryptodev_cb_lock); 1947 cb_lst->active = 0; 1948 } 1949 rte_spinlock_unlock(&rte_cryptodev_cb_lock); 1950 } 1951 1952 int 1953 rte_cryptodev_queue_pair_event_error_query(uint8_t dev_id, uint16_t qp_id) 1954 { 1955 struct rte_cryptodev *dev; 1956 1957 if (!rte_cryptodev_is_valid_dev(dev_id)) { 1958 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id); 1959 return -EINVAL; 1960 } 1961 dev = &rte_crypto_devices[dev_id]; 1962 1963 if (qp_id >= dev->data->nb_queue_pairs) 1964 return -EINVAL; 1965 if (*dev->dev_ops->queue_pair_event_error_query == NULL) 1966 return -ENOTSUP; 1967 1968 return dev->dev_ops->queue_pair_event_error_query(dev, qp_id); 1969 } 1970 1971 struct rte_mempool * 1972 rte_cryptodev_sym_session_pool_create(const char *name, uint32_t nb_elts, 1973 uint32_t elt_size, uint32_t cache_size, uint16_t user_data_size, 1974 int socket_id) 1975 { 1976 struct rte_mempool *mp; 1977 struct rte_cryptodev_sym_session_pool_private_data *pool_priv; 1978 uint32_t obj_sz; 1979 1980 obj_sz = sizeof(struct rte_cryptodev_sym_session) + elt_size + user_data_size; 1981 1982 obj_sz = RTE_ALIGN_CEIL(obj_sz, RTE_CACHE_LINE_SIZE); 1983 mp = rte_mempool_create(name, nb_elts, obj_sz, cache_size, 1984 (uint32_t)(sizeof(*pool_priv)), NULL, NULL, 1985 NULL, NULL, 1986 socket_id, 0); 1987 if (mp == NULL) { 1988 CDEV_LOG_ERR("%s(name=%s) failed, rte_errno=%d", 1989 __func__, name, rte_errno); 1990 return NULL; 1991 } 1992 1993 pool_priv = rte_mempool_get_priv(mp); 1994 if (!pool_priv) { 1995 CDEV_LOG_ERR("%s(name=%s) failed to get private data", 1996 __func__, name); 1997 rte_mempool_free(mp); 1998 return NULL; 1999 } 2000 2001 pool_priv->sess_data_sz = elt_size; 2002 pool_priv->user_data_sz = user_data_size; 2003 2004 rte_cryptodev_trace_sym_session_pool_create(name, nb_elts, 2005 elt_size, cache_size, user_data_size, mp); 2006 return mp; 2007 } 2008 2009 struct rte_mempool * 2010 rte_cryptodev_asym_session_pool_create(const char *name, uint32_t nb_elts, 2011 uint32_t cache_size, uint16_t user_data_size, int socket_id) 2012 { 2013 struct rte_mempool *mp; 2014 struct rte_cryptodev_asym_session_pool_private_data *pool_priv; 2015 uint32_t obj_sz, obj_sz_aligned; 2016 uint8_t dev_id; 2017 unsigned int priv_sz, max_priv_sz = 0; 2018 2019 for (dev_id = 0; dev_id < RTE_CRYPTO_MAX_DEVS; dev_id++) 2020 if (rte_cryptodev_is_valid_dev(dev_id)) { 2021 priv_sz = rte_cryptodev_asym_get_private_session_size(dev_id); 2022 if (priv_sz > max_priv_sz) 2023 max_priv_sz = priv_sz; 2024 } 2025 if (max_priv_sz == 0) { 2026 CDEV_LOG_INFO("Could not set max private session size"); 2027 return NULL; 2028 } 2029 2030 obj_sz = rte_cryptodev_asym_get_header_session_size() + max_priv_sz + 2031 user_data_size; 2032 obj_sz_aligned = RTE_ALIGN_CEIL(obj_sz, RTE_CACHE_LINE_SIZE); 2033 2034 mp = rte_mempool_create(name, nb_elts, obj_sz_aligned, cache_size, 2035 (uint32_t)(sizeof(*pool_priv)), 2036 NULL, NULL, NULL, NULL, 2037 socket_id, 0); 2038 if (mp == NULL) { 2039 CDEV_LOG_ERR("%s(name=%s) failed, rte_errno=%d", 2040 __func__, name, rte_errno); 2041 return NULL; 2042 } 2043 2044 pool_priv = rte_mempool_get_priv(mp); 2045 if (!pool_priv) { 2046 CDEV_LOG_ERR("%s(name=%s) failed to get private data", 2047 __func__, name); 2048 rte_mempool_free(mp); 2049 return NULL; 2050 } 2051 pool_priv->max_priv_session_sz = max_priv_sz; 2052 pool_priv->user_data_sz = user_data_size; 2053 2054 rte_cryptodev_trace_asym_session_pool_create(name, nb_elts, 2055 user_data_size, cache_size, mp); 2056 return mp; 2057 } 2058 2059 void * 2060 rte_cryptodev_sym_session_create(uint8_t dev_id, 2061 struct rte_crypto_sym_xform *xforms, 2062 struct rte_mempool *mp) 2063 { 2064 struct rte_cryptodev *dev; 2065 struct rte_cryptodev_sym_session *sess; 2066 struct rte_cryptodev_sym_session_pool_private_data *pool_priv; 2067 uint32_t sess_priv_sz; 2068 int ret; 2069 2070 if (!rte_cryptodev_is_valid_dev(dev_id)) { 2071 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id); 2072 rte_errno = EINVAL; 2073 return NULL; 2074 } 2075 2076 if (xforms == NULL) { 2077 CDEV_LOG_ERR("Invalid xform"); 2078 rte_errno = EINVAL; 2079 return NULL; 2080 } 2081 2082 sess_priv_sz = rte_cryptodev_sym_get_private_session_size(dev_id); 2083 if (!rte_cryptodev_sym_is_valid_session_pool(mp, sess_priv_sz)) { 2084 CDEV_LOG_ERR("Invalid mempool"); 2085 rte_errno = EINVAL; 2086 return NULL; 2087 } 2088 2089 dev = rte_cryptodev_pmd_get_dev(dev_id); 2090 2091 /* Allocate a session structure from the session pool */ 2092 if (rte_mempool_get(mp, (void **)&sess)) { 2093 CDEV_LOG_ERR("couldn't get object from session mempool"); 2094 rte_errno = ENOMEM; 2095 return NULL; 2096 } 2097 2098 pool_priv = rte_mempool_get_priv(mp); 2099 sess->driver_id = dev->driver_id; 2100 sess->sess_data_sz = pool_priv->sess_data_sz; 2101 sess->user_data_sz = pool_priv->user_data_sz; 2102 sess->driver_priv_data_iova = rte_mempool_virt2iova(sess) + 2103 offsetof(struct rte_cryptodev_sym_session, driver_priv_data); 2104 2105 if (dev->dev_ops->sym_session_configure == NULL) { 2106 rte_errno = ENOTSUP; 2107 goto error_exit; 2108 } 2109 memset(sess->driver_priv_data, 0, pool_priv->sess_data_sz + pool_priv->user_data_sz); 2110 2111 ret = dev->dev_ops->sym_session_configure(dev, xforms, sess); 2112 if (ret < 0) { 2113 rte_errno = -ret; 2114 goto error_exit; 2115 } 2116 sess->driver_id = dev->driver_id; 2117 2118 rte_cryptodev_trace_sym_session_create(dev_id, sess, xforms, mp); 2119 2120 return (void *)sess; 2121 error_exit: 2122 rte_mempool_put(mp, (void *)sess); 2123 return NULL; 2124 } 2125 2126 int 2127 rte_cryptodev_asym_session_create(uint8_t dev_id, 2128 struct rte_crypto_asym_xform *xforms, struct rte_mempool *mp, 2129 void **session) 2130 { 2131 struct rte_cryptodev_asym_session *sess; 2132 uint32_t session_priv_data_sz; 2133 struct rte_cryptodev_asym_session_pool_private_data *pool_priv; 2134 unsigned int session_header_size = 2135 rte_cryptodev_asym_get_header_session_size(); 2136 struct rte_cryptodev *dev; 2137 int ret; 2138 2139 if (!rte_cryptodev_is_valid_dev(dev_id)) { 2140 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id); 2141 return -EINVAL; 2142 } 2143 2144 dev = rte_cryptodev_pmd_get_dev(dev_id); 2145 2146 if (dev == NULL) 2147 return -EINVAL; 2148 2149 if (!mp) { 2150 CDEV_LOG_ERR("invalid mempool"); 2151 return -EINVAL; 2152 } 2153 2154 session_priv_data_sz = rte_cryptodev_asym_get_private_session_size( 2155 dev_id); 2156 pool_priv = rte_mempool_get_priv(mp); 2157 2158 if (pool_priv->max_priv_session_sz < session_priv_data_sz) { 2159 CDEV_LOG_DEBUG( 2160 "The private session data size used when creating the mempool is smaller than this device's private session data."); 2161 return -EINVAL; 2162 } 2163 2164 /* Verify if provided mempool can hold elements big enough. */ 2165 if (mp->elt_size < session_header_size + session_priv_data_sz) { 2166 CDEV_LOG_ERR( 2167 "mempool elements too small to hold session objects"); 2168 return -EINVAL; 2169 } 2170 2171 /* Allocate a session structure from the session pool */ 2172 if (rte_mempool_get(mp, session)) { 2173 CDEV_LOG_ERR("couldn't get object from session mempool"); 2174 return -ENOMEM; 2175 } 2176 2177 sess = *session; 2178 sess->driver_id = dev->driver_id; 2179 sess->user_data_sz = pool_priv->user_data_sz; 2180 sess->max_priv_data_sz = pool_priv->max_priv_session_sz; 2181 2182 /* Clear device session pointer.*/ 2183 memset(sess->sess_private_data, 0, session_priv_data_sz + sess->user_data_sz); 2184 2185 if (*dev->dev_ops->asym_session_configure == NULL) 2186 return -ENOTSUP; 2187 2188 if (sess->sess_private_data[0] == 0) { 2189 ret = dev->dev_ops->asym_session_configure(dev, xforms, sess); 2190 if (ret < 0) { 2191 CDEV_LOG_ERR( 2192 "dev_id %d failed to configure session details", 2193 dev_id); 2194 return ret; 2195 } 2196 } 2197 2198 rte_cryptodev_trace_asym_session_create(dev_id, xforms, mp, sess); 2199 return 0; 2200 } 2201 2202 int 2203 rte_cryptodev_sym_session_free(uint8_t dev_id, void *_sess) 2204 { 2205 struct rte_cryptodev *dev; 2206 struct rte_mempool *sess_mp; 2207 struct rte_cryptodev_sym_session *sess = _sess; 2208 struct rte_cryptodev_sym_session_pool_private_data *pool_priv; 2209 2210 if (sess == NULL) 2211 return -EINVAL; 2212 2213 if (!rte_cryptodev_is_valid_dev(dev_id)) { 2214 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id); 2215 return -EINVAL; 2216 } 2217 2218 dev = rte_cryptodev_pmd_get_dev(dev_id); 2219 2220 if (dev == NULL || sess == NULL) 2221 return -EINVAL; 2222 2223 sess_mp = rte_mempool_from_obj(sess); 2224 if (!sess_mp) 2225 return -EINVAL; 2226 pool_priv = rte_mempool_get_priv(sess_mp); 2227 2228 if (sess->driver_id != dev->driver_id) { 2229 CDEV_LOG_ERR("Session created by driver %u but freed by %u", 2230 sess->driver_id, dev->driver_id); 2231 return -EINVAL; 2232 } 2233 2234 if (*dev->dev_ops->sym_session_clear == NULL) 2235 return -ENOTSUP; 2236 2237 dev->dev_ops->sym_session_clear(dev, sess); 2238 2239 memset(sess->driver_priv_data, 0, pool_priv->sess_data_sz + pool_priv->user_data_sz); 2240 2241 /* Return session to mempool */ 2242 rte_mempool_put(sess_mp, sess); 2243 2244 rte_cryptodev_trace_sym_session_free(dev_id, sess); 2245 return 0; 2246 } 2247 2248 int 2249 rte_cryptodev_asym_session_free(uint8_t dev_id, void *sess) 2250 { 2251 struct rte_mempool *sess_mp; 2252 struct rte_cryptodev *dev; 2253 2254 if (!rte_cryptodev_is_valid_dev(dev_id)) { 2255 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id); 2256 return -EINVAL; 2257 } 2258 2259 dev = rte_cryptodev_pmd_get_dev(dev_id); 2260 2261 if (dev == NULL || sess == NULL) 2262 return -EINVAL; 2263 2264 if (*dev->dev_ops->asym_session_clear == NULL) 2265 return -ENOTSUP; 2266 2267 dev->dev_ops->asym_session_clear(dev, sess); 2268 2269 rte_free(((struct rte_cryptodev_asym_session *)sess)->event_mdata); 2270 2271 /* Return session to mempool */ 2272 sess_mp = rte_mempool_from_obj(sess); 2273 rte_mempool_put(sess_mp, sess); 2274 2275 rte_cryptodev_trace_asym_session_free(dev_id, sess); 2276 return 0; 2277 } 2278 2279 unsigned int 2280 rte_cryptodev_asym_get_header_session_size(void) 2281 { 2282 return sizeof(struct rte_cryptodev_asym_session); 2283 } 2284 2285 unsigned int 2286 rte_cryptodev_sym_get_private_session_size(uint8_t dev_id) 2287 { 2288 struct rte_cryptodev *dev; 2289 unsigned int priv_sess_size; 2290 2291 if (!rte_cryptodev_is_valid_dev(dev_id)) 2292 return 0; 2293 2294 dev = rte_cryptodev_pmd_get_dev(dev_id); 2295 2296 if (*dev->dev_ops->sym_session_get_size == NULL) 2297 return 0; 2298 2299 priv_sess_size = (*dev->dev_ops->sym_session_get_size)(dev); 2300 2301 rte_cryptodev_trace_sym_get_private_session_size(dev_id, 2302 priv_sess_size); 2303 2304 return priv_sess_size; 2305 } 2306 2307 unsigned int 2308 rte_cryptodev_asym_get_private_session_size(uint8_t dev_id) 2309 { 2310 struct rte_cryptodev *dev; 2311 unsigned int priv_sess_size; 2312 2313 if (!rte_cryptodev_is_valid_dev(dev_id)) 2314 return 0; 2315 2316 dev = rte_cryptodev_pmd_get_dev(dev_id); 2317 2318 if (*dev->dev_ops->asym_session_get_size == NULL) 2319 return 0; 2320 2321 priv_sess_size = (*dev->dev_ops->asym_session_get_size)(dev); 2322 2323 rte_cryptodev_trace_asym_get_private_session_size(dev_id, 2324 priv_sess_size); 2325 2326 return priv_sess_size; 2327 } 2328 2329 int 2330 rte_cryptodev_sym_session_set_user_data(void *_sess, void *data, 2331 uint16_t size) 2332 { 2333 struct rte_cryptodev_sym_session *sess = _sess; 2334 2335 if (sess == NULL) 2336 return -EINVAL; 2337 2338 if (sess->user_data_sz < size) 2339 return -ENOMEM; 2340 2341 rte_memcpy(sess->driver_priv_data + sess->sess_data_sz, data, size); 2342 2343 rte_cryptodev_trace_sym_session_set_user_data(sess, data, size); 2344 2345 return 0; 2346 } 2347 2348 void * 2349 rte_cryptodev_sym_session_get_user_data(void *_sess) 2350 { 2351 struct rte_cryptodev_sym_session *sess = _sess; 2352 void *data = NULL; 2353 2354 if (sess == NULL || sess->user_data_sz == 0) 2355 return NULL; 2356 2357 data = (void *)(sess->driver_priv_data + sess->sess_data_sz); 2358 2359 rte_cryptodev_trace_sym_session_get_user_data(sess, data); 2360 2361 return data; 2362 } 2363 2364 int 2365 rte_cryptodev_asym_session_set_user_data(void *session, void *data, uint16_t size) 2366 { 2367 struct rte_cryptodev_asym_session *sess = session; 2368 if (sess == NULL) 2369 return -EINVAL; 2370 2371 if (sess->user_data_sz < size) 2372 return -ENOMEM; 2373 2374 rte_memcpy(sess->sess_private_data + 2375 sess->max_priv_data_sz, 2376 data, size); 2377 2378 rte_cryptodev_trace_asym_session_set_user_data(sess, data, size); 2379 2380 return 0; 2381 } 2382 2383 void * 2384 rte_cryptodev_asym_session_get_user_data(void *session) 2385 { 2386 struct rte_cryptodev_asym_session *sess = session; 2387 void *data = NULL; 2388 2389 if (sess == NULL || sess->user_data_sz == 0) 2390 return NULL; 2391 2392 data = (void *)(sess->sess_private_data + sess->max_priv_data_sz); 2393 2394 rte_cryptodev_trace_asym_session_get_user_data(sess, data); 2395 2396 return data; 2397 } 2398 2399 static inline void 2400 sym_crypto_fill_status(struct rte_crypto_sym_vec *vec, int32_t errnum) 2401 { 2402 uint32_t i; 2403 for (i = 0; i < vec->num; i++) 2404 vec->status[i] = errnum; 2405 } 2406 2407 uint32_t 2408 rte_cryptodev_sym_cpu_crypto_process(uint8_t dev_id, 2409 void *_sess, union rte_crypto_sym_ofs ofs, 2410 struct rte_crypto_sym_vec *vec) 2411 { 2412 struct rte_cryptodev *dev; 2413 struct rte_cryptodev_sym_session *sess = _sess; 2414 2415 if (!rte_cryptodev_is_valid_dev(dev_id)) { 2416 sym_crypto_fill_status(vec, EINVAL); 2417 return 0; 2418 } 2419 2420 dev = rte_cryptodev_pmd_get_dev(dev_id); 2421 2422 if (*dev->dev_ops->sym_cpu_process == NULL || 2423 !(dev->feature_flags & RTE_CRYPTODEV_FF_SYM_CPU_CRYPTO)) { 2424 sym_crypto_fill_status(vec, ENOTSUP); 2425 return 0; 2426 } 2427 2428 rte_cryptodev_trace_sym_cpu_crypto_process(dev_id, sess); 2429 2430 return dev->dev_ops->sym_cpu_process(dev, sess, ofs, vec); 2431 } 2432 2433 int 2434 rte_cryptodev_get_raw_dp_ctx_size(uint8_t dev_id) 2435 { 2436 struct rte_cryptodev *dev; 2437 int32_t size = sizeof(struct rte_crypto_raw_dp_ctx); 2438 int32_t priv_size; 2439 2440 if (!rte_cryptodev_is_valid_dev(dev_id)) 2441 return -EINVAL; 2442 2443 dev = rte_cryptodev_pmd_get_dev(dev_id); 2444 2445 if (*dev->dev_ops->sym_get_raw_dp_ctx_size == NULL || 2446 !(dev->feature_flags & RTE_CRYPTODEV_FF_SYM_RAW_DP)) { 2447 return -ENOTSUP; 2448 } 2449 2450 priv_size = (*dev->dev_ops->sym_get_raw_dp_ctx_size)(dev); 2451 if (priv_size < 0) 2452 return -ENOTSUP; 2453 2454 rte_cryptodev_trace_get_raw_dp_ctx_size(dev_id); 2455 2456 return RTE_ALIGN_CEIL((size + priv_size), 8); 2457 } 2458 2459 int 2460 rte_cryptodev_configure_raw_dp_ctx(uint8_t dev_id, uint16_t qp_id, 2461 struct rte_crypto_raw_dp_ctx *ctx, 2462 enum rte_crypto_op_sess_type sess_type, 2463 union rte_cryptodev_session_ctx session_ctx, 2464 uint8_t is_update) 2465 { 2466 struct rte_cryptodev *dev; 2467 2468 if (!rte_cryptodev_get_qp_status(dev_id, qp_id)) 2469 return -EINVAL; 2470 2471 dev = rte_cryptodev_pmd_get_dev(dev_id); 2472 if (!(dev->feature_flags & RTE_CRYPTODEV_FF_SYM_RAW_DP) 2473 || dev->dev_ops->sym_configure_raw_dp_ctx == NULL) 2474 return -ENOTSUP; 2475 2476 rte_cryptodev_trace_configure_raw_dp_ctx(dev_id, qp_id, sess_type); 2477 2478 return (*dev->dev_ops->sym_configure_raw_dp_ctx)(dev, qp_id, ctx, 2479 sess_type, session_ctx, is_update); 2480 } 2481 2482 int 2483 rte_cryptodev_session_event_mdata_set(uint8_t dev_id, void *sess, 2484 enum rte_crypto_op_type op_type, 2485 enum rte_crypto_op_sess_type sess_type, 2486 void *ev_mdata, 2487 uint16_t size) 2488 { 2489 struct rte_cryptodev *dev; 2490 2491 if (sess == NULL || ev_mdata == NULL) 2492 return -EINVAL; 2493 2494 if (!rte_cryptodev_is_valid_dev(dev_id)) 2495 goto skip_pmd_op; 2496 2497 dev = rte_cryptodev_pmd_get_dev(dev_id); 2498 if (dev->dev_ops->session_ev_mdata_set == NULL) 2499 goto skip_pmd_op; 2500 2501 rte_cryptodev_trace_session_event_mdata_set(dev_id, sess, op_type, 2502 sess_type, ev_mdata, size); 2503 2504 return (*dev->dev_ops->session_ev_mdata_set)(dev, sess, op_type, 2505 sess_type, ev_mdata); 2506 2507 skip_pmd_op: 2508 if (op_type == RTE_CRYPTO_OP_TYPE_SYMMETRIC) 2509 return rte_cryptodev_sym_session_set_user_data(sess, ev_mdata, 2510 size); 2511 else if (op_type == RTE_CRYPTO_OP_TYPE_ASYMMETRIC) { 2512 struct rte_cryptodev_asym_session *s = sess; 2513 2514 if (s->event_mdata == NULL) { 2515 s->event_mdata = rte_malloc(NULL, size, 0); 2516 if (s->event_mdata == NULL) 2517 return -ENOMEM; 2518 } 2519 rte_memcpy(s->event_mdata, ev_mdata, size); 2520 2521 return 0; 2522 } else 2523 return -ENOTSUP; 2524 } 2525 2526 uint32_t 2527 rte_cryptodev_raw_enqueue_burst(struct rte_crypto_raw_dp_ctx *ctx, 2528 struct rte_crypto_sym_vec *vec, union rte_crypto_sym_ofs ofs, 2529 void **user_data, int *enqueue_status) 2530 { 2531 return (*ctx->enqueue_burst)(ctx->qp_data, ctx->drv_ctx_data, vec, 2532 ofs, user_data, enqueue_status); 2533 } 2534 2535 int 2536 rte_cryptodev_raw_enqueue_done(struct rte_crypto_raw_dp_ctx *ctx, 2537 uint32_t n) 2538 { 2539 return (*ctx->enqueue_done)(ctx->qp_data, ctx->drv_ctx_data, n); 2540 } 2541 2542 uint32_t 2543 rte_cryptodev_raw_dequeue_burst(struct rte_crypto_raw_dp_ctx *ctx, 2544 rte_cryptodev_raw_get_dequeue_count_t get_dequeue_count, 2545 uint32_t max_nb_to_dequeue, 2546 rte_cryptodev_raw_post_dequeue_t post_dequeue, 2547 void **out_user_data, uint8_t is_user_data_array, 2548 uint32_t *n_success_jobs, int *status) 2549 { 2550 return (*ctx->dequeue_burst)(ctx->qp_data, ctx->drv_ctx_data, 2551 get_dequeue_count, max_nb_to_dequeue, post_dequeue, 2552 out_user_data, is_user_data_array, n_success_jobs, status); 2553 } 2554 2555 int 2556 rte_cryptodev_raw_dequeue_done(struct rte_crypto_raw_dp_ctx *ctx, 2557 uint32_t n) 2558 { 2559 return (*ctx->dequeue_done)(ctx->qp_data, ctx->drv_ctx_data, n); 2560 } 2561 2562 /** Initialise rte_crypto_op mempool element */ 2563 static void 2564 rte_crypto_op_init(struct rte_mempool *mempool, 2565 void *opaque_arg, 2566 void *_op_data, 2567 __rte_unused unsigned i) 2568 { 2569 struct rte_crypto_op *op = _op_data; 2570 enum rte_crypto_op_type type = *(enum rte_crypto_op_type *)opaque_arg; 2571 2572 memset(_op_data, 0, mempool->elt_size); 2573 2574 __rte_crypto_op_reset(op, type); 2575 2576 op->phys_addr = rte_mempool_virt2iova(_op_data); 2577 op->mempool = mempool; 2578 } 2579 2580 2581 struct rte_mempool * 2582 rte_crypto_op_pool_create(const char *name, enum rte_crypto_op_type type, 2583 unsigned nb_elts, unsigned cache_size, uint16_t priv_size, 2584 int socket_id) 2585 { 2586 struct rte_crypto_op_pool_private *priv; 2587 2588 unsigned elt_size = sizeof(struct rte_crypto_op) + 2589 priv_size; 2590 2591 if (type == RTE_CRYPTO_OP_TYPE_SYMMETRIC) { 2592 elt_size += sizeof(struct rte_crypto_sym_op); 2593 } else if (type == RTE_CRYPTO_OP_TYPE_ASYMMETRIC) { 2594 elt_size += sizeof(struct rte_crypto_asym_op); 2595 } else if (type == RTE_CRYPTO_OP_TYPE_UNDEFINED) { 2596 elt_size += RTE_MAX(sizeof(struct rte_crypto_sym_op), 2597 sizeof(struct rte_crypto_asym_op)); 2598 } else { 2599 CDEV_LOG_ERR("Invalid op_type"); 2600 return NULL; 2601 } 2602 2603 /* lookup mempool in case already allocated */ 2604 struct rte_mempool *mp = rte_mempool_lookup(name); 2605 2606 if (mp != NULL) { 2607 priv = (struct rte_crypto_op_pool_private *) 2608 rte_mempool_get_priv(mp); 2609 2610 if (mp->elt_size != elt_size || 2611 mp->cache_size < cache_size || 2612 mp->size < nb_elts || 2613 priv->priv_size < priv_size) { 2614 mp = NULL; 2615 CDEV_LOG_ERR("Mempool %s already exists but with " 2616 "incompatible parameters", name); 2617 return NULL; 2618 } 2619 return mp; 2620 } 2621 2622 mp = rte_mempool_create( 2623 name, 2624 nb_elts, 2625 elt_size, 2626 cache_size, 2627 sizeof(struct rte_crypto_op_pool_private), 2628 NULL, 2629 NULL, 2630 rte_crypto_op_init, 2631 &type, 2632 socket_id, 2633 0); 2634 2635 if (mp == NULL) { 2636 CDEV_LOG_ERR("Failed to create mempool %s", name); 2637 return NULL; 2638 } 2639 2640 priv = (struct rte_crypto_op_pool_private *) 2641 rte_mempool_get_priv(mp); 2642 2643 priv->priv_size = priv_size; 2644 priv->type = type; 2645 2646 rte_cryptodev_trace_op_pool_create(name, socket_id, type, nb_elts, mp); 2647 return mp; 2648 } 2649 2650 int 2651 rte_cryptodev_pmd_create_dev_name(char *name, const char *dev_name_prefix) 2652 { 2653 struct rte_cryptodev *dev = NULL; 2654 uint32_t i = 0; 2655 2656 if (name == NULL) 2657 return -EINVAL; 2658 2659 for (i = 0; i < RTE_CRYPTO_MAX_DEVS; i++) { 2660 int ret = snprintf(name, RTE_CRYPTODEV_NAME_MAX_LEN, 2661 "%s_%u", dev_name_prefix, i); 2662 2663 if (ret < 0) 2664 return ret; 2665 2666 dev = rte_cryptodev_pmd_get_named_dev(name); 2667 if (!dev) 2668 return 0; 2669 } 2670 2671 return -1; 2672 } 2673 2674 TAILQ_HEAD(cryptodev_driver_list, cryptodev_driver); 2675 2676 static struct cryptodev_driver_list cryptodev_driver_list = 2677 TAILQ_HEAD_INITIALIZER(cryptodev_driver_list); 2678 2679 int 2680 rte_cryptodev_driver_id_get(const char *name) 2681 { 2682 struct cryptodev_driver *driver; 2683 const char *driver_name; 2684 int driver_id = -1; 2685 2686 if (name == NULL) { 2687 CDEV_LOG_DEBUG("name pointer NULL"); 2688 return -1; 2689 } 2690 2691 TAILQ_FOREACH(driver, &cryptodev_driver_list, next) { 2692 driver_name = driver->driver->name; 2693 if (strncmp(driver_name, name, strlen(driver_name) + 1) == 0) { 2694 driver_id = driver->id; 2695 break; 2696 } 2697 } 2698 2699 rte_cryptodev_trace_driver_id_get(name, driver_id); 2700 2701 return driver_id; 2702 } 2703 2704 const char * 2705 rte_cryptodev_name_get(uint8_t dev_id) 2706 { 2707 struct rte_cryptodev *dev; 2708 2709 if (!rte_cryptodev_is_valid_device_data(dev_id)) { 2710 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id); 2711 return NULL; 2712 } 2713 2714 dev = rte_cryptodev_pmd_get_dev(dev_id); 2715 if (dev == NULL) 2716 return NULL; 2717 2718 rte_cryptodev_trace_name_get(dev_id, dev->data->name); 2719 2720 return dev->data->name; 2721 } 2722 2723 const char * 2724 rte_cryptodev_driver_name_get(uint8_t driver_id) 2725 { 2726 struct cryptodev_driver *driver; 2727 2728 TAILQ_FOREACH(driver, &cryptodev_driver_list, next) { 2729 if (driver->id == driver_id) { 2730 rte_cryptodev_trace_driver_name_get(driver_id, 2731 driver->driver->name); 2732 return driver->driver->name; 2733 } 2734 } 2735 return NULL; 2736 } 2737 2738 uint8_t 2739 rte_cryptodev_allocate_driver(struct cryptodev_driver *crypto_drv, 2740 const struct rte_driver *drv) 2741 { 2742 crypto_drv->driver = drv; 2743 crypto_drv->id = nb_drivers; 2744 2745 TAILQ_INSERT_TAIL(&cryptodev_driver_list, crypto_drv, next); 2746 2747 rte_cryptodev_trace_allocate_driver(drv->name); 2748 2749 return nb_drivers++; 2750 } 2751 2752 RTE_INIT(cryptodev_init_fp_ops) 2753 { 2754 uint32_t i; 2755 2756 for (i = 0; i != RTE_DIM(rte_crypto_fp_ops); i++) 2757 cryptodev_fp_ops_reset(rte_crypto_fp_ops + i); 2758 } 2759 2760 static int 2761 cryptodev_handle_dev_list(const char *cmd __rte_unused, 2762 const char *params __rte_unused, 2763 struct rte_tel_data *d) 2764 { 2765 int dev_id; 2766 2767 if (rte_cryptodev_count() < 1) 2768 return -EINVAL; 2769 2770 rte_tel_data_start_array(d, RTE_TEL_INT_VAL); 2771 for (dev_id = 0; dev_id < RTE_CRYPTO_MAX_DEVS; dev_id++) 2772 if (rte_cryptodev_is_valid_dev(dev_id)) 2773 rte_tel_data_add_array_int(d, dev_id); 2774 2775 return 0; 2776 } 2777 2778 static int 2779 cryptodev_handle_dev_info(const char *cmd __rte_unused, 2780 const char *params, struct rte_tel_data *d) 2781 { 2782 struct rte_cryptodev_info cryptodev_info; 2783 int dev_id; 2784 char *end_param; 2785 2786 if (params == NULL || strlen(params) == 0 || !isdigit(*params)) 2787 return -EINVAL; 2788 2789 dev_id = strtoul(params, &end_param, 0); 2790 if (*end_param != '\0') 2791 CDEV_LOG_ERR("Extra parameters passed to command, ignoring"); 2792 if (!rte_cryptodev_is_valid_dev(dev_id)) 2793 return -EINVAL; 2794 2795 rte_cryptodev_info_get(dev_id, &cryptodev_info); 2796 2797 rte_tel_data_start_dict(d); 2798 rte_tel_data_add_dict_string(d, "device_name", 2799 cryptodev_info.device->name); 2800 rte_tel_data_add_dict_uint(d, "max_nb_queue_pairs", 2801 cryptodev_info.max_nb_queue_pairs); 2802 2803 return 0; 2804 } 2805 2806 #define ADD_DICT_STAT(s) rte_tel_data_add_dict_uint(d, #s, cryptodev_stats.s) 2807 2808 static int 2809 cryptodev_handle_dev_stats(const char *cmd __rte_unused, 2810 const char *params, 2811 struct rte_tel_data *d) 2812 { 2813 struct rte_cryptodev_stats cryptodev_stats; 2814 int dev_id, ret; 2815 char *end_param; 2816 2817 if (params == NULL || strlen(params) == 0 || !isdigit(*params)) 2818 return -EINVAL; 2819 2820 dev_id = strtoul(params, &end_param, 0); 2821 if (*end_param != '\0') 2822 CDEV_LOG_ERR("Extra parameters passed to command, ignoring"); 2823 if (!rte_cryptodev_is_valid_dev(dev_id)) 2824 return -EINVAL; 2825 2826 ret = rte_cryptodev_stats_get(dev_id, &cryptodev_stats); 2827 if (ret < 0) 2828 return ret; 2829 2830 rte_tel_data_start_dict(d); 2831 ADD_DICT_STAT(enqueued_count); 2832 ADD_DICT_STAT(dequeued_count); 2833 ADD_DICT_STAT(enqueue_err_count); 2834 ADD_DICT_STAT(dequeue_err_count); 2835 2836 return 0; 2837 } 2838 2839 #define CRYPTO_CAPS_SZ \ 2840 (RTE_ALIGN_CEIL(sizeof(struct rte_cryptodev_capabilities), \ 2841 sizeof(uint64_t)) / \ 2842 sizeof(uint64_t)) 2843 2844 static int 2845 crypto_caps_array(struct rte_tel_data *d, 2846 const struct rte_cryptodev_capabilities *capabilities) 2847 { 2848 const struct rte_cryptodev_capabilities *dev_caps; 2849 uint64_t caps_val[CRYPTO_CAPS_SZ]; 2850 unsigned int i = 0, j; 2851 2852 rte_tel_data_start_array(d, RTE_TEL_UINT_VAL); 2853 2854 while ((dev_caps = &capabilities[i++])->op != 2855 RTE_CRYPTO_OP_TYPE_UNDEFINED) { 2856 memset(&caps_val, 0, CRYPTO_CAPS_SZ * sizeof(caps_val[0])); 2857 rte_memcpy(caps_val, dev_caps, sizeof(capabilities[0])); 2858 for (j = 0; j < CRYPTO_CAPS_SZ; j++) 2859 rte_tel_data_add_array_uint(d, caps_val[j]); 2860 } 2861 2862 return i; 2863 } 2864 2865 static int 2866 cryptodev_handle_dev_caps(const char *cmd __rte_unused, const char *params, 2867 struct rte_tel_data *d) 2868 { 2869 struct rte_cryptodev_info dev_info; 2870 struct rte_tel_data *crypto_caps; 2871 int crypto_caps_n; 2872 char *end_param; 2873 int dev_id; 2874 2875 if (!params || strlen(params) == 0 || !isdigit(*params)) 2876 return -EINVAL; 2877 2878 dev_id = strtoul(params, &end_param, 0); 2879 if (*end_param != '\0') 2880 CDEV_LOG_ERR("Extra parameters passed to command, ignoring"); 2881 if (!rte_cryptodev_is_valid_dev(dev_id)) 2882 return -EINVAL; 2883 2884 rte_tel_data_start_dict(d); 2885 crypto_caps = rte_tel_data_alloc(); 2886 if (!crypto_caps) 2887 return -ENOMEM; 2888 2889 rte_cryptodev_info_get(dev_id, &dev_info); 2890 crypto_caps_n = crypto_caps_array(crypto_caps, dev_info.capabilities); 2891 rte_tel_data_add_dict_container(d, "crypto_caps", crypto_caps, 0); 2892 rte_tel_data_add_dict_int(d, "crypto_caps_n", crypto_caps_n); 2893 2894 return 0; 2895 } 2896 2897 RTE_INIT(cryptodev_init_telemetry) 2898 { 2899 rte_telemetry_register_cmd("/cryptodev/info", cryptodev_handle_dev_info, 2900 "Returns information for a cryptodev. Parameters: int dev_id"); 2901 rte_telemetry_register_cmd("/cryptodev/list", 2902 cryptodev_handle_dev_list, 2903 "Returns list of available crypto devices by IDs. No parameters."); 2904 rte_telemetry_register_cmd("/cryptodev/stats", 2905 cryptodev_handle_dev_stats, 2906 "Returns the stats for a cryptodev. Parameters: int dev_id"); 2907 rte_telemetry_register_cmd("/cryptodev/caps", 2908 cryptodev_handle_dev_caps, 2909 "Returns the capabilities for a cryptodev. Parameters: int dev_id"); 2910 } 2911