lib/cryptodev/rte_cryptodev.c

   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         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
 982         (*dev->dev_ops->dev_infos_get)(dev, &dev_info);
 983
 984         if (nb_qpairs > (dev_info.max_nb_queue_pairs)) {
 985                 CDEV_LOG_ERR("Invalid num queue_pairs (%u) for dev %u",
 986                                 nb_qpairs, dev->data->dev_id);
 987             return -EINVAL;
 988         }
 989
 990         if (dev->data->queue_pairs == NULL) { /* first time configuration */
 991                 dev->data->queue_pairs = rte_zmalloc_socket(
 992                                 "cryptodev->queue_pairs",
 993                                 sizeof(dev->data->queue_pairs[0]) *
 994                                 dev_info.max_nb_queue_pairs,
 995                                 RTE_CACHE_LINE_SIZE, socket_id);
 996
 997                 if (dev->data->queue_pairs == NULL) {
 998                         dev->data->nb_queue_pairs = 0;
 999                         CDEV_LOG_ERR("failed to get memory for qp meta data, "
1000                                                         "nb_queues %u",
1001                                                         nb_qpairs);
1002                         return -(ENOMEM);
1003                 }
1004         } else { /* re-configure */
1005                 int ret;
1006                 uint16_t old_nb_queues = dev->data->nb_queue_pairs;
1007
1008                 qp = dev->data->queue_pairs;
1009
1010                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_pair_release,
1011                                 -ENOTSUP);
1012
1013                 for (i = nb_qpairs; i < old_nb_queues; i++) {
1014                         ret = (*dev->dev_ops->queue_pair_release)(dev, i);
1015                         if (ret < 0)
1016                                 return ret;
1017                         qp[i] = NULL;
1018                 }
1019
1020         }
1021         dev->data->nb_queue_pairs = nb_qpairs;
1022         return 0;
1023 }
1024
1025 int
1026 rte_cryptodev_configure(uint8_t dev_id, struct rte_cryptodev_config *config)
1027 {
1028         struct rte_cryptodev *dev;
1029         int diag;
1030
1031         if (!rte_cryptodev_is_valid_dev(dev_id)) {
1032                 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
1033                 return -EINVAL;
1034         }
1035
1036         dev = &rte_crypto_devices[dev_id];
1037
1038         if (dev->data->dev_started) {
1039                 CDEV_LOG_ERR(
1040                     "device %d must be stopped to allow configuration", dev_id);
1041                 return -EBUSY;
1042         }
1043
1044         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_configure, -ENOTSUP);
1045
1046         rte_spinlock_lock(&rte_cryptodev_callback_lock);
1047         cryptodev_cb_cleanup(dev);
1048         rte_spinlock_unlock(&rte_cryptodev_callback_lock);
1049
1050         /* Setup new number of queue pairs and reconfigure device. */
1051         diag = rte_cryptodev_queue_pairs_config(dev, config->nb_queue_pairs,
1052                         config->socket_id);
1053         if (diag != 0) {
1054                 CDEV_LOG_ERR("dev%d rte_crypto_dev_queue_pairs_config = %d",
1055                                 dev_id, diag);
1056                 return diag;
1057         }
1058
1059         rte_spinlock_lock(&rte_cryptodev_callback_lock);
1060         diag = cryptodev_cb_init(dev);
1061         rte_spinlock_unlock(&rte_cryptodev_callback_lock);
1062         if (diag) {
1063                 CDEV_LOG_ERR("Callback init failed for dev_id=%d", dev_id);
1064                 return diag;
1065         }
1066
1067         rte_cryptodev_trace_configure(dev_id, config);
1068         return (*dev->dev_ops->dev_configure)(dev, config);
1069 }
1070
1071 int
1072 rte_cryptodev_start(uint8_t dev_id)
1073 {
1074         struct rte_cryptodev *dev;
1075         int diag;
1076
1077         CDEV_LOG_DEBUG("Start dev_id=%" PRIu8, dev_id);
1078
1079         if (!rte_cryptodev_is_valid_dev(dev_id)) {
1080                 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
1081                 return -EINVAL;
1082         }
1083
1084         dev = &rte_crypto_devices[dev_id];
1085
1086         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_start, -ENOTSUP);
1087
1088         if (dev->data->dev_started != 0) {
1089                 CDEV_LOG_ERR("Device with dev_id=%" PRIu8 " already started",
1090                         dev_id);
1091                 return 0;
1092         }
1093
1094         diag = (*dev->dev_ops->dev_start)(dev);
1095         /* expose selection of PMD fast-path functions */
1096         cryptodev_fp_ops_set(rte_crypto_fp_ops + dev_id, dev);
1097
1098         rte_cryptodev_trace_start(dev_id, diag);
1099         if (diag == 0)
1100                 dev->data->dev_started = 1;
1101         else
1102                 return diag;
1103
1104         return 0;
1105 }
1106
1107 void
1108 rte_cryptodev_stop(uint8_t dev_id)
1109 {
1110         struct rte_cryptodev *dev;
1111
1112         if (!rte_cryptodev_is_valid_dev(dev_id)) {
1113                 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
1114                 return;
1115         }
1116
1117         dev = &rte_crypto_devices[dev_id];
1118
1119         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_stop);
1120
1121         if (dev->data->dev_started == 0) {
1122                 CDEV_LOG_ERR("Device with dev_id=%" PRIu8 " already stopped",
1123                         dev_id);
1124                 return;
1125         }
1126
1127         /* point fast-path functions to dummy ones */
1128         cryptodev_fp_ops_reset(rte_crypto_fp_ops + dev_id);
1129
1130         (*dev->dev_ops->dev_stop)(dev);
1131         rte_cryptodev_trace_stop(dev_id);
1132         dev->data->dev_started = 0;
1133 }
1134
1135 int
1136 rte_cryptodev_close(uint8_t dev_id)
1137 {
1138         struct rte_cryptodev *dev;
1139         int retval;
1140
1141         if (!rte_cryptodev_is_valid_dev(dev_id)) {
1142                 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
1143                 return -1;
1144         }
1145
1146         dev = &rte_crypto_devices[dev_id];
1147
1148         /* Device must be stopped before it can be closed */
1149         if (dev->data->dev_started == 1) {
1150                 CDEV_LOG_ERR("Device %u must be stopped before closing",
1151                                 dev_id);
1152                 return -EBUSY;
1153         }
1154
1155         /* We can't close the device if there are outstanding sessions in use */
1156         if (dev->data->session_pool != NULL) {
1157                 if (!rte_mempool_full(dev->data->session_pool)) {
1158                         CDEV_LOG_ERR("dev_id=%u close failed, session mempool "
1159                                         "has sessions still in use, free "
1160                                         "all sessions before calling close",
1161                                         (unsigned)dev_id);
1162                         return -EBUSY;
1163                 }
1164         }
1165
1166         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_close, -ENOTSUP);
1167         retval = (*dev->dev_ops->dev_close)(dev);
1168         rte_cryptodev_trace_close(dev_id, retval);
1169
1170         if (retval < 0)
1171                 return retval;
1172
1173         return 0;
1174 }
1175
1176 int
1177 rte_cryptodev_get_qp_status(uint8_t dev_id, uint16_t queue_pair_id)
1178 {
1179         struct rte_cryptodev *dev;
1180
1181         if (!rte_cryptodev_is_valid_dev(dev_id)) {
1182                 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
1183                 return -EINVAL;
1184         }
1185
1186         dev = &rte_crypto_devices[dev_id];
1187         if (queue_pair_id >= dev->data->nb_queue_pairs) {
1188                 CDEV_LOG_ERR("Invalid queue_pair_id=%d", queue_pair_id);
1189                 return -EINVAL;
1190         }
1191         void **qps = dev->data->queue_pairs;
1192
1193         if (qps[queue_pair_id]) {
1194                 CDEV_LOG_DEBUG("qp %d on dev %d is initialised",
1195                         queue_pair_id, dev_id);
1196                 return 1;
1197         }
1198
1199         CDEV_LOG_DEBUG("qp %d on dev %d is not initialised",
1200                 queue_pair_id, dev_id);
1201
1202         return 0;
1203 }
1204
1205 int
1206 rte_cryptodev_queue_pair_setup(uint8_t dev_id, uint16_t queue_pair_id,
1207                 const struct rte_cryptodev_qp_conf *qp_conf, int socket_id)
1208
1209 {
1210         struct rte_cryptodev *dev;
1211
1212         if (!rte_cryptodev_is_valid_dev(dev_id)) {
1213                 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
1214                 return -EINVAL;
1215         }
1216
1217         dev = &rte_crypto_devices[dev_id];
1218         if (queue_pair_id >= dev->data->nb_queue_pairs) {
1219                 CDEV_LOG_ERR("Invalid queue_pair_id=%d", queue_pair_id);
1220                 return -EINVAL;
1221         }
1222
1223         if (!qp_conf) {
1224                 CDEV_LOG_ERR("qp_conf cannot be NULL\n");
1225                 return -EINVAL;
1226         }
1227
1228         if ((qp_conf->mp_session && !qp_conf->mp_session_private) ||
1229                         (!qp_conf->mp_session && qp_conf->mp_session_private)) {
1230                 CDEV_LOG_ERR("Invalid mempools\n");
1231                 return -EINVAL;
1232         }
1233
1234         if (qp_conf->mp_session) {
1235                 struct rte_cryptodev_sym_session_pool_private_data *pool_priv;
1236                 uint32_t obj_size = qp_conf->mp_session->elt_size;
1237                 uint32_t obj_priv_size = qp_conf->mp_session_private->elt_size;
1238                 struct rte_cryptodev_sym_session s = {0};
1239
1240                 pool_priv = rte_mempool_get_priv(qp_conf->mp_session);
1241                 if (!pool_priv || qp_conf->mp_session->private_data_size <
1242                                 sizeof(*pool_priv)) {
1243                         CDEV_LOG_ERR("Invalid mempool\n");
1244                         return -EINVAL;
1245                 }
1246
1247                 s.nb_drivers = pool_priv->nb_drivers;
1248                 s.user_data_sz = pool_priv->user_data_sz;
1249
1250                 if ((rte_cryptodev_sym_get_existing_header_session_size(&s) >
1251                         obj_size) || (s.nb_drivers <= dev->driver_id) ||
1252                         rte_cryptodev_sym_get_private_session_size(dev_id) >
1253                                 obj_priv_size) {
1254                         CDEV_LOG_ERR("Invalid mempool\n");
1255                         return -EINVAL;
1256                 }
1257         }
1258
1259         if (dev->data->dev_started) {
1260                 CDEV_LOG_ERR(
1261                     "device %d must be stopped to allow configuration", dev_id);
1262                 return -EBUSY;
1263         }
1264
1265         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_pair_setup, -ENOTSUP);
1266
1267         rte_cryptodev_trace_queue_pair_setup(dev_id, queue_pair_id, qp_conf);
1268         return (*dev->dev_ops->queue_pair_setup)(dev, queue_pair_id, qp_conf,
1269                         socket_id);
1270 }
1271
1272 struct rte_cryptodev_cb *
1273 rte_cryptodev_add_enq_callback(uint8_t dev_id,
1274                                uint16_t qp_id,
1275                                rte_cryptodev_callback_fn cb_fn,
1276                                void *cb_arg)
1277 {
1278         struct rte_cryptodev *dev;
1279         struct rte_cryptodev_cb_rcu *list;
1280         struct rte_cryptodev_cb *cb, *tail;
1281
1282         if (!cb_fn) {
1283                 CDEV_LOG_ERR("Callback is NULL on dev_id=%d", dev_id);
1284                 rte_errno = EINVAL;
1285                 return NULL;
1286         }
1287
1288         if (!rte_cryptodev_is_valid_dev(dev_id)) {
1289                 CDEV_LOG_ERR("Invalid dev_id=%d", dev_id);
1290                 rte_errno = ENODEV;
1291                 return NULL;
1292         }
1293
1294         dev = &rte_crypto_devices[dev_id];
1295         if (qp_id >= dev->data->nb_queue_pairs) {
1296                 CDEV_LOG_ERR("Invalid queue_pair_id=%d", qp_id);
1297                 rte_errno = ENODEV;
1298                 return NULL;
1299         }
1300
1301         cb = rte_zmalloc(NULL, sizeof(*cb), 0);
1302         if (cb == NULL) {
1303                 CDEV_LOG_ERR("Failed to allocate memory for callback on "
1304                              "dev=%d, queue_pair_id=%d", dev_id, qp_id);
1305                 rte_errno = ENOMEM;
1306                 return NULL;
1307         }
1308
1309         rte_spinlock_lock(&rte_cryptodev_callback_lock);
1310
1311         cb->fn = cb_fn;
1312         cb->arg = cb_arg;
1313
1314         /* Add the callbacks in fifo order. */
1315         list = &dev->enq_cbs[qp_id];
1316         tail = list->next;
1317
1318         if (tail) {
1319                 while (tail->next)
1320                         tail = tail->next;
1321                 /* Stores to cb->fn and cb->param should complete before
1322                  * cb is visible to data plane.
1323                  */
1324                 __atomic_store_n(&tail->next, cb, __ATOMIC_RELEASE);
1325         } else {
1326                 /* Stores to cb->fn and cb->param should complete before
1327                  * cb is visible to data plane.
1328                  */
1329                 __atomic_store_n(&list->next, cb, __ATOMIC_RELEASE);
1330         }
1331
1332         rte_spinlock_unlock(&rte_cryptodev_callback_lock);
1333
1334         return cb;
1335 }
1336
1337 int
1338 rte_cryptodev_remove_enq_callback(uint8_t dev_id,
1339                                   uint16_t qp_id,
1340                                   struct rte_cryptodev_cb *cb)
1341 {
1342         struct rte_cryptodev *dev;
1343         struct rte_cryptodev_cb **prev_cb, *curr_cb;
1344         struct rte_cryptodev_cb_rcu *list;
1345         int ret;
1346
1347         ret = -EINVAL;
1348
1349         if (!cb) {
1350                 CDEV_LOG_ERR("Callback is NULL");
1351                 return -EINVAL;
1352         }
1353
1354         if (!rte_cryptodev_is_valid_dev(dev_id)) {
1355                 CDEV_LOG_ERR("Invalid dev_id=%d", dev_id);
1356                 return -ENODEV;
1357         }
1358
1359         dev = &rte_crypto_devices[dev_id];
1360         if (qp_id >= dev->data->nb_queue_pairs) {
1361                 CDEV_LOG_ERR("Invalid queue_pair_id=%d", qp_id);
1362                 return -ENODEV;
1363         }
1364
1365         rte_spinlock_lock(&rte_cryptodev_callback_lock);
1366         if (dev->enq_cbs == NULL) {
1367                 CDEV_LOG_ERR("Callback not initialized");
1368                 goto cb_err;
1369         }
1370
1371         list = &dev->enq_cbs[qp_id];
1372         if (list == NULL) {
1373                 CDEV_LOG_ERR("Callback list is NULL");
1374                 goto cb_err;
1375         }
1376
1377         if (list->qsbr == NULL) {
1378                 CDEV_LOG_ERR("Rcu qsbr is NULL");
1379                 goto cb_err;
1380         }
1381
1382         prev_cb = &list->next;
1383         for (; *prev_cb != NULL; prev_cb = &curr_cb->next) {
1384                 curr_cb = *prev_cb;
1385                 if (curr_cb == cb) {
1386                         /* Remove the user cb from the callback list. */
1387                         __atomic_store_n(prev_cb, curr_cb->next,
1388                                 __ATOMIC_RELAXED);
1389                         ret = 0;
1390                         break;
1391                 }
1392         }
1393
1394         if (!ret) {
1395                 /* Call sync with invalid thread id as this is part of
1396                  * control plane API
1397                  */
1398                 rte_rcu_qsbr_synchronize(list->qsbr, RTE_QSBR_THRID_INVALID);
1399                 rte_free(cb);
1400         }
1401
1402 cb_err:
1403         rte_spinlock_unlock(&rte_cryptodev_callback_lock);
1404         return ret;
1405 }
1406
1407 struct rte_cryptodev_cb *
1408 rte_cryptodev_add_deq_callback(uint8_t dev_id,
1409                                uint16_t qp_id,
1410                                rte_cryptodev_callback_fn cb_fn,
1411                                void *cb_arg)
1412 {
1413         struct rte_cryptodev *dev;
1414         struct rte_cryptodev_cb_rcu *list;
1415         struct rte_cryptodev_cb *cb, *tail;
1416
1417         if (!cb_fn) {
1418                 CDEV_LOG_ERR("Callback is NULL on dev_id=%d", dev_id);
1419                 rte_errno = EINVAL;
1420                 return NULL;
1421         }
1422
1423         if (!rte_cryptodev_is_valid_dev(dev_id)) {
1424                 CDEV_LOG_ERR("Invalid dev_id=%d", dev_id);
1425                 rte_errno = ENODEV;
1426                 return NULL;
1427         }
1428
1429         dev = &rte_crypto_devices[dev_id];
1430         if (qp_id >= dev->data->nb_queue_pairs) {
1431                 CDEV_LOG_ERR("Invalid queue_pair_id=%d", qp_id);
1432                 rte_errno = ENODEV;
1433                 return NULL;
1434         }
1435
1436         cb = rte_zmalloc(NULL, sizeof(*cb), 0);
1437         if (cb == NULL) {
1438                 CDEV_LOG_ERR("Failed to allocate memory for callback on "
1439                              "dev=%d, queue_pair_id=%d", dev_id, qp_id);
1440                 rte_errno = ENOMEM;
1441                 return NULL;
1442         }
1443
1444         rte_spinlock_lock(&rte_cryptodev_callback_lock);
1445
1446         cb->fn = cb_fn;
1447         cb->arg = cb_arg;
1448
1449         /* Add the callbacks in fifo order. */
1450         list = &dev->deq_cbs[qp_id];
1451         tail = list->next;
1452
1453         if (tail) {
1454                 while (tail->next)
1455                         tail = tail->next;
1456                 /* Stores to cb->fn and cb->param should complete before
1457                  * cb is visible to data plane.
1458                  */
1459                 __atomic_store_n(&tail->next, cb, __ATOMIC_RELEASE);
1460         } else {
1461                 /* Stores to cb->fn and cb->param should complete before
1462                  * cb is visible to data plane.
1463                  */
1464                 __atomic_store_n(&list->next, cb, __ATOMIC_RELEASE);
1465         }
1466
1467         rte_spinlock_unlock(&rte_cryptodev_callback_lock);
1468
1469         return cb;
1470 }
1471
1472 int
1473 rte_cryptodev_remove_deq_callback(uint8_t dev_id,
1474                                   uint16_t qp_id,
1475                                   struct rte_cryptodev_cb *cb)
1476 {
1477         struct rte_cryptodev *dev;
1478         struct rte_cryptodev_cb **prev_cb, *curr_cb;
1479         struct rte_cryptodev_cb_rcu *list;
1480         int ret;
1481
1482         ret = -EINVAL;
1483
1484         if (!cb) {
1485                 CDEV_LOG_ERR("Callback is NULL");
1486                 return -EINVAL;
1487         }
1488
1489         if (!rte_cryptodev_is_valid_dev(dev_id)) {
1490                 CDEV_LOG_ERR("Invalid dev_id=%d", dev_id);
1491                 return -ENODEV;
1492         }
1493
1494         dev = &rte_crypto_devices[dev_id];
1495         if (qp_id >= dev->data->nb_queue_pairs) {
1496                 CDEV_LOG_ERR("Invalid queue_pair_id=%d", qp_id);
1497                 return -ENODEV;
1498         }
1499
1500         rte_spinlock_lock(&rte_cryptodev_callback_lock);
1501         if (dev->enq_cbs == NULL) {
1502                 CDEV_LOG_ERR("Callback not initialized");
1503                 goto cb_err;
1504         }
1505
1506         list = &dev->deq_cbs[qp_id];
1507         if (list == NULL) {
1508                 CDEV_LOG_ERR("Callback list is NULL");
1509                 goto cb_err;
1510         }
1511
1512         if (list->qsbr == NULL) {
1513                 CDEV_LOG_ERR("Rcu qsbr is NULL");
1514                 goto cb_err;
1515         }
1516
1517         prev_cb = &list->next;
1518         for (; *prev_cb != NULL; prev_cb = &curr_cb->next) {
1519                 curr_cb = *prev_cb;
1520                 if (curr_cb == cb) {
1521                         /* Remove the user cb from the callback list. */
1522                         __atomic_store_n(prev_cb, curr_cb->next,
1523                                 __ATOMIC_RELAXED);
1524                         ret = 0;
1525                         break;
1526                 }
1527         }
1528
1529         if (!ret) {
1530                 /* Call sync with invalid thread id as this is part of
1531                  * control plane API
1532                  */
1533                 rte_rcu_qsbr_synchronize(list->qsbr, RTE_QSBR_THRID_INVALID);
1534                 rte_free(cb);
1535         }
1536
1537 cb_err:
1538         rte_spinlock_unlock(&rte_cryptodev_callback_lock);
1539         return ret;
1540 }
1541
1542 int
1543 rte_cryptodev_stats_get(uint8_t dev_id, struct rte_cryptodev_stats *stats)
1544 {
1545         struct rte_cryptodev *dev;
1546
1547         if (!rte_cryptodev_is_valid_dev(dev_id)) {
1548                 CDEV_LOG_ERR("Invalid dev_id=%d", dev_id);
1549                 return -ENODEV;
1550         }
1551
1552         if (stats == NULL) {
1553                 CDEV_LOG_ERR("Invalid stats ptr");
1554                 return -EINVAL;
1555         }
1556
1557         dev = &rte_crypto_devices[dev_id];
1558         memset(stats, 0, sizeof(*stats));
1559
1560         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->stats_get, -ENOTSUP);
1561         (*dev->dev_ops->stats_get)(dev, stats);
1562         return 0;
1563 }
1564
1565 void
1566 rte_cryptodev_stats_reset(uint8_t dev_id)
1567 {
1568         struct rte_cryptodev *dev;
1569
1570         if (!rte_cryptodev_is_valid_dev(dev_id)) {
1571                 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
1572                 return;
1573         }
1574
1575         dev = &rte_crypto_devices[dev_id];
1576
1577         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->stats_reset);
1578         (*dev->dev_ops->stats_reset)(dev);
1579 }
1580
1581 void
1582 rte_cryptodev_info_get(uint8_t dev_id, struct rte_cryptodev_info *dev_info)
1583 {
1584         struct rte_cryptodev *dev;
1585
1586         if (!rte_cryptodev_is_valid_dev(dev_id)) {
1587                 CDEV_LOG_ERR("Invalid dev_id=%d", dev_id);
1588                 return;
1589         }
1590
1591         dev = &rte_crypto_devices[dev_id];
1592
1593         memset(dev_info, 0, sizeof(struct rte_cryptodev_info));
1594
1595         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_infos_get);
1596         (*dev->dev_ops->dev_infos_get)(dev, dev_info);
1597
1598         dev_info->driver_name = dev->device->driver->name;
1599         dev_info->device = dev->device;
1600 }
1601
1602 int
1603 rte_cryptodev_callback_register(uint8_t dev_id,
1604                         enum rte_cryptodev_event_type event,
1605                         rte_cryptodev_cb_fn cb_fn, void *cb_arg)
1606 {
1607         struct rte_cryptodev *dev;
1608         struct rte_cryptodev_callback *user_cb;
1609
1610         if (!cb_fn)
1611                 return -EINVAL;
1612
1613         if (!rte_cryptodev_is_valid_dev(dev_id)) {
1614                 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
1615                 return -EINVAL;
1616         }
1617
1618         dev = &rte_crypto_devices[dev_id];
1619         rte_spinlock_lock(&rte_cryptodev_cb_lock);
1620
1621         TAILQ_FOREACH(user_cb, &(dev->link_intr_cbs), next) {
1622                 if (user_cb->cb_fn == cb_fn &&
1623                         user_cb->cb_arg == cb_arg &&
1624                         user_cb->event == event) {
1625                         break;
1626                 }
1627         }
1628
1629         /* create a new callback. */
1630         if (user_cb == NULL) {
1631                 user_cb = rte_zmalloc("INTR_USER_CALLBACK",
1632                                 sizeof(struct rte_cryptodev_callback), 0);
1633                 if (user_cb != NULL) {
1634                         user_cb->cb_fn = cb_fn;
1635                         user_cb->cb_arg = cb_arg;
1636                         user_cb->event = event;
1637                         TAILQ_INSERT_TAIL(&(dev->link_intr_cbs), user_cb, next);
1638                 }
1639         }
1640
1641         rte_spinlock_unlock(&rte_cryptodev_cb_lock);
1642         return (user_cb == NULL) ? -ENOMEM : 0;
1643 }
1644
1645 int
1646 rte_cryptodev_callback_unregister(uint8_t dev_id,
1647                         enum rte_cryptodev_event_type event,
1648                         rte_cryptodev_cb_fn cb_fn, void *cb_arg)
1649 {
1650         int ret;
1651         struct rte_cryptodev *dev;
1652         struct rte_cryptodev_callback *cb, *next;
1653
1654         if (!cb_fn)
1655                 return -EINVAL;
1656
1657         if (!rte_cryptodev_is_valid_dev(dev_id)) {
1658                 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
1659                 return -EINVAL;
1660         }
1661
1662         dev = &rte_crypto_devices[dev_id];
1663         rte_spinlock_lock(&rte_cryptodev_cb_lock);
1664
1665         ret = 0;
1666         for (cb = TAILQ_FIRST(&dev->link_intr_cbs); cb != NULL; cb = next) {
1667
1668                 next = TAILQ_NEXT(cb, next);
1669
1670                 if (cb->cb_fn != cb_fn || cb->event != event ||
1671                                 (cb->cb_arg != (void *)-1 &&
1672                                 cb->cb_arg != cb_arg))
1673                         continue;
1674
1675                 /*
1676                  * if this callback is not executing right now,
1677                  * then remove it.
1678                  */
1679                 if (cb->active == 0) {
1680                         TAILQ_REMOVE(&(dev->link_intr_cbs), cb, next);
1681                         rte_free(cb);
1682                 } else {
1683                         ret = -EAGAIN;
1684                 }
1685         }
1686
1687         rte_spinlock_unlock(&rte_cryptodev_cb_lock);
1688         return ret;
1689 }
1690
1691 void
1692 rte_cryptodev_pmd_callback_process(struct rte_cryptodev *dev,
1693         enum rte_cryptodev_event_type event)
1694 {
1695         struct rte_cryptodev_callback *cb_lst;
1696         struct rte_cryptodev_callback dev_cb;
1697
1698         rte_spinlock_lock(&rte_cryptodev_cb_lock);
1699         TAILQ_FOREACH(cb_lst, &(dev->link_intr_cbs), next) {
1700                 if (cb_lst->cb_fn == NULL || cb_lst->event != event)
1701                         continue;
1702                 dev_cb = *cb_lst;
1703                 cb_lst->active = 1;
1704                 rte_spinlock_unlock(&rte_cryptodev_cb_lock);
1705                 dev_cb.cb_fn(dev->data->dev_id, dev_cb.event,
1706                                                 dev_cb.cb_arg);
1707                 rte_spinlock_lock(&rte_cryptodev_cb_lock);
1708                 cb_lst->active = 0;
1709         }
1710         rte_spinlock_unlock(&rte_cryptodev_cb_lock);
1711 }
1712
1713 int
1714 rte_cryptodev_sym_session_init(uint8_t dev_id,
1715                 struct rte_cryptodev_sym_session *sess,
1716                 struct rte_crypto_sym_xform *xforms,
1717                 struct rte_mempool *mp)
1718 {
1719         struct rte_cryptodev *dev;
1720         uint32_t sess_priv_sz = rte_cryptodev_sym_get_private_session_size(
1721                         dev_id);
1722         uint8_t index;
1723         int ret;
1724
1725         if (!rte_cryptodev_is_valid_dev(dev_id)) {
1726                 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
1727                 return -EINVAL;
1728         }
1729
1730         dev = rte_cryptodev_pmd_get_dev(dev_id);
1731
1732         if (sess == NULL || xforms == NULL || dev == NULL || mp == NULL)
1733                 return -EINVAL;
1734
1735         if (mp->elt_size < sess_priv_sz)
1736                 return -EINVAL;
1737
1738         index = dev->driver_id;
1739         if (index >= sess->nb_drivers)
1740                 return -EINVAL;
1741
1742         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->sym_session_configure, -ENOTSUP);
1743
1744         if (sess->sess_data[index].refcnt == 0) {
1745                 ret = dev->dev_ops->sym_session_configure(dev, xforms,
1746                                                         sess, mp);
1747                 if (ret < 0) {
1748                         CDEV_LOG_ERR(
1749                                 "dev_id %d failed to configure session details",
1750                                 dev_id);
1751                         return ret;
1752                 }
1753         }
1754
1755         rte_cryptodev_trace_sym_session_init(dev_id, sess, xforms, mp);
1756         sess->sess_data[index].refcnt++;
1757         return 0;
1758 }
1759
1760 struct rte_mempool *
1761 rte_cryptodev_sym_session_pool_create(const char *name, uint32_t nb_elts,
1762         uint32_t elt_size, uint32_t cache_size, uint16_t user_data_size,
1763         int socket_id)
1764 {
1765         struct rte_mempool *mp;
1766         struct rte_cryptodev_sym_session_pool_private_data *pool_priv;
1767         uint32_t obj_sz;
1768
1769         obj_sz = rte_cryptodev_sym_get_header_session_size() + user_data_size;
1770         if (obj_sz > elt_size)
1771                 CDEV_LOG_INFO("elt_size %u is expanded to %u\n", elt_size,
1772                                 obj_sz);
1773         else
1774                 obj_sz = elt_size;
1775
1776         mp = rte_mempool_create(name, nb_elts, obj_sz, cache_size,
1777                         (uint32_t)(sizeof(*pool_priv)),
1778                         NULL, NULL, NULL, NULL,
1779                         socket_id, 0);
1780         if (mp == NULL) {
1781                 CDEV_LOG_ERR("%s(name=%s) failed, rte_errno=%d\n",
1782                         __func__, name, rte_errno);
1783                 return NULL;
1784         }
1785
1786         pool_priv = rte_mempool_get_priv(mp);
1787         if (!pool_priv) {
1788                 CDEV_LOG_ERR("%s(name=%s) failed to get private data\n",
1789                         __func__, name);
1790                 rte_mempool_free(mp);
1791                 return NULL;
1792         }
1793
1794         pool_priv->nb_drivers = nb_drivers;
1795         pool_priv->user_data_sz = user_data_size;
1796
1797         rte_cryptodev_trace_sym_session_pool_create(name, nb_elts,
1798                 elt_size, cache_size, user_data_size, mp);
1799         return mp;
1800 }
1801
1802 struct rte_mempool *
1803 rte_cryptodev_asym_session_pool_create(const char *name, uint32_t nb_elts,
1804         uint32_t cache_size, uint16_t user_data_size, int socket_id)
1805 {
1806         struct rte_mempool *mp;
1807         struct rte_cryptodev_asym_session_pool_private_data *pool_priv;
1808         uint32_t obj_sz, obj_sz_aligned;
1809         uint8_t dev_id;
1810         unsigned int priv_sz, max_priv_sz = 0;
1811
1812         for (dev_id = 0; dev_id < RTE_CRYPTO_MAX_DEVS; dev_id++)
1813                 if (rte_cryptodev_is_valid_dev(dev_id)) {
1814                         priv_sz = rte_cryptodev_asym_get_private_session_size(dev_id);
1815                         if (priv_sz > max_priv_sz)
1816                                 max_priv_sz = priv_sz;
1817                 }
1818         if (max_priv_sz == 0) {
1819                 CDEV_LOG_INFO("Could not set max private session size\n");
1820                 return NULL;
1821         }
1822
1823         obj_sz = rte_cryptodev_asym_get_header_session_size() + max_priv_sz +
1824                         user_data_size;
1825         obj_sz_aligned =  RTE_ALIGN_CEIL(obj_sz, RTE_CACHE_LINE_SIZE);
1826
1827         mp = rte_mempool_create(name, nb_elts, obj_sz_aligned, cache_size,
1828                         (uint32_t)(sizeof(*pool_priv)),
1829                         NULL, NULL, NULL, NULL,
1830                         socket_id, 0);
1831         if (mp == NULL) {
1832                 CDEV_LOG_ERR("%s(name=%s) failed, rte_errno=%d\n",
1833                         __func__, name, rte_errno);
1834                 return NULL;
1835         }
1836
1837         pool_priv = rte_mempool_get_priv(mp);
1838         if (!pool_priv) {
1839                 CDEV_LOG_ERR("%s(name=%s) failed to get private data\n",
1840                         __func__, name);
1841                 rte_mempool_free(mp);
1842                 return NULL;
1843         }
1844         pool_priv->max_priv_session_sz = max_priv_sz;
1845         pool_priv->user_data_sz = user_data_size;
1846
1847         rte_cryptodev_trace_asym_session_pool_create(name, nb_elts,
1848                 user_data_size, cache_size, mp);
1849         return mp;
1850 }
1851
1852 static unsigned int
1853 rte_cryptodev_sym_session_data_size(struct rte_cryptodev_sym_session *sess)
1854 {
1855         return (sizeof(sess->sess_data[0]) * sess->nb_drivers) +
1856                         sess->user_data_sz;
1857 }
1858
1859 static uint8_t
1860 rte_cryptodev_sym_is_valid_session_pool(struct rte_mempool *mp)
1861 {
1862         struct rte_cryptodev_sym_session_pool_private_data *pool_priv;
1863
1864         if (!mp)
1865                 return 0;
1866
1867         pool_priv = rte_mempool_get_priv(mp);
1868
1869         if (!pool_priv || mp->private_data_size < sizeof(*pool_priv) ||
1870                         pool_priv->nb_drivers != nb_drivers ||
1871                         mp->elt_size <
1872                                 rte_cryptodev_sym_get_header_session_size()
1873                                 + pool_priv->user_data_sz)
1874                 return 0;
1875
1876         return 1;
1877 }
1878
1879 struct rte_cryptodev_sym_session *
1880 rte_cryptodev_sym_session_create(struct rte_mempool *mp)
1881 {
1882         struct rte_cryptodev_sym_session *sess;
1883         struct rte_cryptodev_sym_session_pool_private_data *pool_priv;
1884
1885         if (!rte_cryptodev_sym_is_valid_session_pool(mp)) {
1886                 CDEV_LOG_ERR("Invalid mempool\n");
1887                 return NULL;
1888         }
1889
1890         pool_priv = rte_mempool_get_priv(mp);
1891
1892         /* Allocate a session structure from the session pool */
1893         if (rte_mempool_get(mp, (void **)&sess)) {
1894                 CDEV_LOG_ERR("couldn't get object from session mempool");
1895                 return NULL;
1896         }
1897
1898         sess->nb_drivers = pool_priv->nb_drivers;
1899         sess->user_data_sz = pool_priv->user_data_sz;
1900         sess->opaque_data = 0;
1901
1902         /* Clear device session pointer.
1903          * Include the flag indicating presence of user data
1904          */
1905         memset(sess->sess_data, 0,
1906                         rte_cryptodev_sym_session_data_size(sess));
1907
1908         rte_cryptodev_trace_sym_session_create(mp, sess);
1909         return sess;
1910 }
1911
1912 int
1913 rte_cryptodev_asym_session_create(uint8_t dev_id,
1914                 struct rte_crypto_asym_xform *xforms, struct rte_mempool *mp,
1915                 void **session)
1916 {
1917         struct rte_cryptodev_asym_session *sess;
1918         uint32_t session_priv_data_sz;
1919         struct rte_cryptodev_asym_session_pool_private_data *pool_priv;
1920         unsigned int session_header_size =
1921                         rte_cryptodev_asym_get_header_session_size();
1922         struct rte_cryptodev *dev;
1923         int ret;
1924
1925         if (!rte_cryptodev_is_valid_dev(dev_id)) {
1926                 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
1927                 return -EINVAL;
1928         }
1929
1930         dev = rte_cryptodev_pmd_get_dev(dev_id);
1931
1932         if (dev == NULL)
1933                 return -EINVAL;
1934
1935         if (!mp) {
1936                 CDEV_LOG_ERR("invalid mempool\n");
1937                 return -EINVAL;
1938         }
1939
1940         session_priv_data_sz = rte_cryptodev_asym_get_private_session_size(
1941                         dev_id);
1942         pool_priv = rte_mempool_get_priv(mp);
1943
1944         if (pool_priv->max_priv_session_sz < session_priv_data_sz) {
1945                 CDEV_LOG_DEBUG(
1946                         "The private session data size used when creating the mempool is smaller than this device's private session data.");
1947                 return -EINVAL;
1948         }
1949
1950         /* Verify if provided mempool can hold elements big enough. */
1951         if (mp->elt_size < session_header_size + session_priv_data_sz) {
1952                 CDEV_LOG_ERR(
1953                         "mempool elements too small to hold session objects");
1954                 return -EINVAL;
1955         }
1956
1957         /* Allocate a session structure from the session pool */
1958         if (rte_mempool_get(mp, session)) {
1959                 CDEV_LOG_ERR("couldn't get object from session mempool");
1960                 return -ENOMEM;
1961         }
1962
1963         sess = *session;
1964         sess->driver_id = dev->driver_id;
1965         sess->user_data_sz = pool_priv->user_data_sz;
1966         sess->max_priv_data_sz = pool_priv->max_priv_session_sz;
1967
1968         /* Clear device session pointer.*/
1969         memset(sess->sess_private_data, 0, session_priv_data_sz + sess->user_data_sz);
1970
1971         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->asym_session_configure, -ENOTSUP);
1972
1973         if (sess->sess_private_data[0] == 0) {
1974                 ret = dev->dev_ops->asym_session_configure(dev, xforms, sess);
1975                 if (ret < 0) {
1976                         CDEV_LOG_ERR(
1977                                 "dev_id %d failed to configure session details",
1978                                 dev_id);
1979                         return ret;
1980                 }
1981         }
1982
1983         rte_cryptodev_trace_asym_session_create(dev_id, xforms, mp, sess);
1984         return 0;
1985 }
1986
1987 int
1988 rte_cryptodev_sym_session_clear(uint8_t dev_id,
1989                 struct rte_cryptodev_sym_session *sess)
1990 {
1991         struct rte_cryptodev *dev;
1992         uint8_t driver_id;
1993
1994         if (!rte_cryptodev_is_valid_dev(dev_id)) {
1995                 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
1996                 return -EINVAL;
1997         }
1998
1999         dev = rte_cryptodev_pmd_get_dev(dev_id);
2000
2001         if (dev == NULL || sess == NULL)
2002                 return -EINVAL;
2003
2004         driver_id = dev->driver_id;
2005         if (sess->sess_data[driver_id].refcnt == 0)
2006                 return 0;
2007         if (--sess->sess_data[driver_id].refcnt != 0)
2008                 return -EBUSY;
2009
2010         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->sym_session_clear, -ENOTSUP);
2011
2012         dev->dev_ops->sym_session_clear(dev, sess);
2013
2014         rte_cryptodev_trace_sym_session_clear(dev_id, sess);
2015         return 0;
2016 }
2017
2018 int
2019 rte_cryptodev_sym_session_free(struct rte_cryptodev_sym_session *sess)
2020 {
2021         uint8_t i;
2022         struct rte_mempool *sess_mp;
2023
2024         if (sess == NULL)
2025                 return -EINVAL;
2026
2027         /* Check that all device private data has been freed */
2028         for (i = 0; i < sess->nb_drivers; i++) {
2029                 if (sess->sess_data[i].refcnt != 0)
2030                         return -EBUSY;
2031         }
2032
2033         /* Return session to mempool */
2034         sess_mp = rte_mempool_from_obj(sess);
2035         rte_mempool_put(sess_mp, sess);
2036
2037         rte_cryptodev_trace_sym_session_free(sess);
2038         return 0;
2039 }
2040
2041 int
2042 rte_cryptodev_asym_session_free(uint8_t dev_id, void *sess)
2043 {
2044         struct rte_mempool *sess_mp;
2045         struct rte_cryptodev *dev;
2046
2047         if (!rte_cryptodev_is_valid_dev(dev_id)) {
2048                 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
2049                 return -EINVAL;
2050         }
2051
2052         dev = rte_cryptodev_pmd_get_dev(dev_id);
2053
2054         if (dev == NULL || sess == NULL)
2055                 return -EINVAL;
2056
2057         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->asym_session_clear, -ENOTSUP);
2058
2059         dev->dev_ops->asym_session_clear(dev, sess);
2060
2061         rte_free(((struct rte_cryptodev_asym_session *)sess)->event_mdata);
2062
2063         /* Return session to mempool */
2064         sess_mp = rte_mempool_from_obj(sess);
2065         rte_mempool_put(sess_mp, sess);
2066
2067         rte_cryptodev_trace_asym_session_free(dev_id, sess);
2068         return 0;
2069 }
2070
2071 unsigned int
2072 rte_cryptodev_sym_get_header_session_size(void)
2073 {
2074         /*
2075          * Header contains pointers to the private data of all registered
2076          * drivers and all necessary information to ensure safely clear
2077          * or free al session.
2078          */
2079         struct rte_cryptodev_sym_session s = {0};
2080
2081         s.nb_drivers = nb_drivers;
2082
2083         return (unsigned int)(sizeof(s) +
2084                         rte_cryptodev_sym_session_data_size(&s));
2085 }
2086
2087 unsigned int
2088 rte_cryptodev_sym_get_existing_header_session_size(
2089                 struct rte_cryptodev_sym_session *sess)
2090 {
2091         if (!sess)
2092                 return 0;
2093         else
2094                 return (unsigned int)(sizeof(*sess) +
2095                                 rte_cryptodev_sym_session_data_size(sess));
2096 }
2097
2098 unsigned int
2099 rte_cryptodev_asym_get_header_session_size(void)
2100 {
2101         return sizeof(struct rte_cryptodev_asym_session);
2102 }
2103
2104 unsigned int
2105 rte_cryptodev_sym_get_private_session_size(uint8_t dev_id)
2106 {
2107         struct rte_cryptodev *dev;
2108         unsigned int priv_sess_size;
2109
2110         if (!rte_cryptodev_is_valid_dev(dev_id))
2111                 return 0;
2112
2113         dev = rte_cryptodev_pmd_get_dev(dev_id);
2114
2115         if (*dev->dev_ops->sym_session_get_size == NULL)
2116                 return 0;
2117
2118         priv_sess_size = (*dev->dev_ops->sym_session_get_size)(dev);
2119
2120         return priv_sess_size;
2121 }
2122
2123 unsigned int
2124 rte_cryptodev_asym_get_private_session_size(uint8_t dev_id)
2125 {
2126         struct rte_cryptodev *dev;
2127         unsigned int priv_sess_size;
2128
2129         if (!rte_cryptodev_is_valid_dev(dev_id))
2130                 return 0;
2131
2132         dev = rte_cryptodev_pmd_get_dev(dev_id);
2133
2134         if (*dev->dev_ops->asym_session_get_size == NULL)
2135                 return 0;
2136
2137         priv_sess_size = (*dev->dev_ops->asym_session_get_size)(dev);
2138
2139         return priv_sess_size;
2140 }
2141
2142 int
2143 rte_cryptodev_sym_session_set_user_data(
2144                                         struct rte_cryptodev_sym_session *sess,
2145                                         void *data,
2146                                         uint16_t size)
2147 {
2148         if (sess == NULL)
2149                 return -EINVAL;
2150
2151         if (sess->user_data_sz < size)
2152                 return -ENOMEM;
2153
2154         rte_memcpy(sess->sess_data + sess->nb_drivers, data, size);
2155         return 0;
2156 }
2157
2158 void *
2159 rte_cryptodev_sym_session_get_user_data(
2160                                         struct rte_cryptodev_sym_session *sess)
2161 {
2162         if (sess == NULL || sess->user_data_sz == 0)
2163                 return NULL;
2164
2165         return (void *)(sess->sess_data + sess->nb_drivers);
2166 }
2167
2168 int
2169 rte_cryptodev_asym_session_set_user_data(void *session, void *data, uint16_t size)
2170 {
2171         struct rte_cryptodev_asym_session *sess = session;
2172         if (sess == NULL)
2173                 return -EINVAL;
2174
2175         if (sess->user_data_sz < size)
2176                 return -ENOMEM;
2177
2178         rte_memcpy(sess->sess_private_data +
2179                         sess->max_priv_data_sz,
2180                         data, size);
2181         return 0;
2182 }
2183
2184 void *
2185 rte_cryptodev_asym_session_get_user_data(void *session)
2186 {
2187         struct rte_cryptodev_asym_session *sess = session;
2188         if (sess == NULL || sess->user_data_sz == 0)
2189                 return NULL;
2190
2191         return (void *)(sess->sess_private_data +
2192                         sess->max_priv_data_sz);
2193 }
2194
2195 static inline void
2196 sym_crypto_fill_status(struct rte_crypto_sym_vec *vec, int32_t errnum)
2197 {
2198         uint32_t i;
2199         for (i = 0; i < vec->num; i++)
2200                 vec->status[i] = errnum;
2201 }
2202
2203 uint32_t
2204 rte_cryptodev_sym_cpu_crypto_process(uint8_t dev_id,
2205         struct rte_cryptodev_sym_session *sess, union rte_crypto_sym_ofs ofs,
2206         struct rte_crypto_sym_vec *vec)
2207 {
2208         struct rte_cryptodev *dev;
2209
2210         if (!rte_cryptodev_is_valid_dev(dev_id)) {
2211                 sym_crypto_fill_status(vec, EINVAL);
2212                 return 0;
2213         }
2214
2215         dev = rte_cryptodev_pmd_get_dev(dev_id);
2216
2217         if (*dev->dev_ops->sym_cpu_process == NULL ||
2218                 !(dev->feature_flags & RTE_CRYPTODEV_FF_SYM_CPU_CRYPTO)) {
2219                 sym_crypto_fill_status(vec, ENOTSUP);
2220                 return 0;
2221         }
2222
2223         return dev->dev_ops->sym_cpu_process(dev, sess, ofs, vec);
2224 }
2225
2226 int
2227 rte_cryptodev_get_raw_dp_ctx_size(uint8_t dev_id)
2228 {
2229         struct rte_cryptodev *dev;
2230         int32_t size = sizeof(struct rte_crypto_raw_dp_ctx);
2231         int32_t priv_size;
2232
2233         if (!rte_cryptodev_is_valid_dev(dev_id))
2234                 return -EINVAL;
2235
2236         dev = rte_cryptodev_pmd_get_dev(dev_id);
2237
2238         if (*dev->dev_ops->sym_get_raw_dp_ctx_size == NULL ||
2239                 !(dev->feature_flags & RTE_CRYPTODEV_FF_SYM_RAW_DP)) {
2240                 return -ENOTSUP;
2241         }
2242
2243         priv_size = (*dev->dev_ops->sym_get_raw_dp_ctx_size)(dev);
2244         if (priv_size < 0)
2245                 return -ENOTSUP;
2246
2247         return RTE_ALIGN_CEIL((size + priv_size), 8);
2248 }
2249
2250 int
2251 rte_cryptodev_configure_raw_dp_ctx(uint8_t dev_id, uint16_t qp_id,
2252         struct rte_crypto_raw_dp_ctx *ctx,
2253         enum rte_crypto_op_sess_type sess_type,
2254         union rte_cryptodev_session_ctx session_ctx,
2255         uint8_t is_update)
2256 {
2257         struct rte_cryptodev *dev;
2258
2259         if (!rte_cryptodev_get_qp_status(dev_id, qp_id))
2260                 return -EINVAL;
2261
2262         dev = rte_cryptodev_pmd_get_dev(dev_id);
2263         if (!(dev->feature_flags & RTE_CRYPTODEV_FF_SYM_RAW_DP)
2264                         || dev->dev_ops->sym_configure_raw_dp_ctx == NULL)
2265                 return -ENOTSUP;
2266
2267         return (*dev->dev_ops->sym_configure_raw_dp_ctx)(dev, qp_id, ctx,
2268                         sess_type, session_ctx, is_update);
2269 }
2270
2271 int
2272 rte_cryptodev_session_event_mdata_set(uint8_t dev_id, void *sess,
2273         enum rte_crypto_op_type op_type,
2274         enum rte_crypto_op_sess_type sess_type,
2275         void *ev_mdata,
2276         uint16_t size)
2277 {
2278         struct rte_cryptodev *dev;
2279
2280         if (sess == NULL || ev_mdata == NULL)
2281                 return -EINVAL;
2282
2283         if (!rte_cryptodev_is_valid_dev(dev_id))
2284                 goto skip_pmd_op;
2285
2286         dev = rte_cryptodev_pmd_get_dev(dev_id);
2287         if (dev->dev_ops->session_ev_mdata_set == NULL)
2288                 goto skip_pmd_op;
2289
2290         return (*dev->dev_ops->session_ev_mdata_set)(dev, sess, op_type,
2291                         sess_type, ev_mdata);
2292
2293 skip_pmd_op:
2294         if (op_type == RTE_CRYPTO_OP_TYPE_SYMMETRIC)
2295                 return rte_cryptodev_sym_session_set_user_data(sess, ev_mdata,
2296                                 size);
2297         else if (op_type == RTE_CRYPTO_OP_TYPE_ASYMMETRIC) {
2298                 struct rte_cryptodev_asym_session *s = sess;
2299
2300                 if (s->event_mdata == NULL) {
2301                         s->event_mdata = rte_malloc(NULL, size, 0);
2302                         if (s->event_mdata == NULL)
2303                                 return -ENOMEM;
2304                 }
2305                 rte_memcpy(s->event_mdata, ev_mdata, size);
2306
2307                 return 0;
2308         } else
2309                 return -ENOTSUP;
2310 }
2311
2312 uint32_t
2313 rte_cryptodev_raw_enqueue_burst(struct rte_crypto_raw_dp_ctx *ctx,
2314         struct rte_crypto_sym_vec *vec, union rte_crypto_sym_ofs ofs,
2315         void **user_data, int *enqueue_status)
2316 {
2317         return (*ctx->enqueue_burst)(ctx->qp_data, ctx->drv_ctx_data, vec,
2318                         ofs, user_data, enqueue_status);
2319 }
2320
2321 int
2322 rte_cryptodev_raw_enqueue_done(struct rte_crypto_raw_dp_ctx *ctx,
2323                 uint32_t n)
2324 {
2325         return (*ctx->enqueue_done)(ctx->qp_data, ctx->drv_ctx_data, n);
2326 }
2327
2328 uint32_t
2329 rte_cryptodev_raw_dequeue_burst(struct rte_crypto_raw_dp_ctx *ctx,
2330         rte_cryptodev_raw_get_dequeue_count_t get_dequeue_count,
2331         uint32_t max_nb_to_dequeue,
2332         rte_cryptodev_raw_post_dequeue_t post_dequeue,
2333         void **out_user_data, uint8_t is_user_data_array,
2334         uint32_t *n_success_jobs, int *status)
2335 {
2336         return (*ctx->dequeue_burst)(ctx->qp_data, ctx->drv_ctx_data,
2337                 get_dequeue_count, max_nb_to_dequeue, post_dequeue,
2338                 out_user_data, is_user_data_array, n_success_jobs, status);
2339 }
2340
2341 int
2342 rte_cryptodev_raw_dequeue_done(struct rte_crypto_raw_dp_ctx *ctx,
2343                 uint32_t n)
2344 {
2345         return (*ctx->dequeue_done)(ctx->qp_data, ctx->drv_ctx_data, n);
2346 }
2347
2348 /** Initialise rte_crypto_op mempool element */
2349 static void
2350 rte_crypto_op_init(struct rte_mempool *mempool,
2351                 void *opaque_arg,
2352                 void *_op_data,
2353                 __rte_unused unsigned i)
2354 {
2355         struct rte_crypto_op *op = _op_data;
2356         enum rte_crypto_op_type type = *(enum rte_crypto_op_type *)opaque_arg;
2357
2358         memset(_op_data, 0, mempool->elt_size);
2359
2360         __rte_crypto_op_reset(op, type);
2361
2362         op->phys_addr = rte_mem_virt2iova(_op_data);
2363         op->mempool = mempool;
2364 }
2365
2366
2367 struct rte_mempool *
2368 rte_crypto_op_pool_create(const char *name, enum rte_crypto_op_type type,
2369                 unsigned nb_elts, unsigned cache_size, uint16_t priv_size,
2370                 int socket_id)
2371 {
2372         struct rte_crypto_op_pool_private *priv;
2373
2374         unsigned elt_size = sizeof(struct rte_crypto_op) +
2375                         priv_size;
2376
2377         if (type == RTE_CRYPTO_OP_TYPE_SYMMETRIC) {
2378                 elt_size += sizeof(struct rte_crypto_sym_op);
2379         } else if (type == RTE_CRYPTO_OP_TYPE_ASYMMETRIC) {
2380                 elt_size += sizeof(struct rte_crypto_asym_op);
2381         } else if (type == RTE_CRYPTO_OP_TYPE_UNDEFINED) {
2382                 elt_size += RTE_MAX(sizeof(struct rte_crypto_sym_op),
2383                                     sizeof(struct rte_crypto_asym_op));
2384         } else {
2385                 CDEV_LOG_ERR("Invalid op_type\n");
2386                 return NULL;
2387         }
2388
2389         /* lookup mempool in case already allocated */
2390         struct rte_mempool *mp = rte_mempool_lookup(name);
2391
2392         if (mp != NULL) {
2393                 priv = (struct rte_crypto_op_pool_private *)
2394                                 rte_mempool_get_priv(mp);
2395
2396                 if (mp->elt_size != elt_size ||
2397                                 mp->cache_size < cache_size ||
2398                                 mp->size < nb_elts ||
2399                                 priv->priv_size <  priv_size) {
2400                         mp = NULL;
2401                         CDEV_LOG_ERR("Mempool %s already exists but with "
2402                                         "incompatible parameters", name);
2403                         return NULL;
2404                 }
2405                 return mp;
2406         }
2407
2408         mp = rte_mempool_create(
2409                         name,
2410                         nb_elts,
2411                         elt_size,
2412                         cache_size,
2413                         sizeof(struct rte_crypto_op_pool_private),
2414                         NULL,
2415                         NULL,
2416                         rte_crypto_op_init,
2417                         &type,
2418                         socket_id,
2419                         0);
2420
2421         if (mp == NULL) {
2422                 CDEV_LOG_ERR("Failed to create mempool %s", name);
2423                 return NULL;
2424         }
2425
2426         priv = (struct rte_crypto_op_pool_private *)
2427                         rte_mempool_get_priv(mp);
2428
2429         priv->priv_size = priv_size;
2430         priv->type = type;
2431
2432         return mp;
2433 }
2434
2435 int
2436 rte_cryptodev_pmd_create_dev_name(char *name, const char *dev_name_prefix)
2437 {
2438         struct rte_cryptodev *dev = NULL;
2439         uint32_t i = 0;
2440
2441         if (name == NULL)
2442                 return -EINVAL;
2443
2444         for (i = 0; i < RTE_CRYPTO_MAX_DEVS; i++) {
2445                 int ret = snprintf(name, RTE_CRYPTODEV_NAME_MAX_LEN,
2446                                 "%s_%u", dev_name_prefix, i);
2447
2448                 if (ret < 0)
2449                         return ret;
2450
2451                 dev = rte_cryptodev_pmd_get_named_dev(name);
2452                 if (!dev)
2453                         return 0;
2454         }
2455
2456         return -1;
2457 }
2458
2459 TAILQ_HEAD(cryptodev_driver_list, cryptodev_driver);
2460
2461 static struct cryptodev_driver_list cryptodev_driver_list =
2462         TAILQ_HEAD_INITIALIZER(cryptodev_driver_list);
2463
2464 int
2465 rte_cryptodev_driver_id_get(const char *name)
2466 {
2467         struct cryptodev_driver *driver;
2468         const char *driver_name;
2469
2470         if (name == NULL) {
2471                 RTE_LOG(DEBUG, CRYPTODEV, "name pointer NULL");
2472                 return -1;
2473         }
2474
2475         TAILQ_FOREACH(driver, &cryptodev_driver_list, next) {
2476                 driver_name = driver->driver->name;
2477                 if (strncmp(driver_name, name, strlen(driver_name) + 1) == 0)
2478                         return driver->id;
2479         }
2480         return -1;
2481 }
2482
2483 const char *
2484 rte_cryptodev_name_get(uint8_t dev_id)
2485 {
2486         struct rte_cryptodev *dev;
2487
2488         if (!rte_cryptodev_is_valid_device_data(dev_id)) {
2489                 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
2490                 return NULL;
2491         }
2492
2493         dev = rte_cryptodev_pmd_get_dev(dev_id);
2494         if (dev == NULL)
2495                 return NULL;
2496
2497         return dev->data->name;
2498 }
2499
2500 const char *
2501 rte_cryptodev_driver_name_get(uint8_t driver_id)
2502 {
2503         struct cryptodev_driver *driver;
2504
2505         TAILQ_FOREACH(driver, &cryptodev_driver_list, next)
2506                 if (driver->id == driver_id)
2507                         return driver->driver->name;
2508         return NULL;
2509 }
2510
2511 uint8_t
2512 rte_cryptodev_allocate_driver(struct cryptodev_driver *crypto_drv,
2513                 const struct rte_driver *drv)
2514 {
2515         crypto_drv->driver = drv;
2516         crypto_drv->id = nb_drivers;
2517
2518         TAILQ_INSERT_TAIL(&cryptodev_driver_list, crypto_drv, next);
2519
2520         return nb_drivers++;
2521 }
2522
2523 RTE_INIT(cryptodev_init_fp_ops)
2524 {
2525         uint32_t i;
2526
2527         for (i = 0; i != RTE_DIM(rte_crypto_fp_ops); i++)
2528                 cryptodev_fp_ops_reset(rte_crypto_fp_ops + i);
2529 }
2530
2531 static int
2532 cryptodev_handle_dev_list(const char *cmd __rte_unused,
2533                 const char *params __rte_unused,
2534                 struct rte_tel_data *d)
2535 {
2536         int dev_id;
2537
2538         if (rte_cryptodev_count() < 1)
2539                 return -EINVAL;
2540
2541         rte_tel_data_start_array(d, RTE_TEL_INT_VAL);
2542         for (dev_id = 0; dev_id < RTE_CRYPTO_MAX_DEVS; dev_id++)
2543                 if (rte_cryptodev_is_valid_dev(dev_id))
2544                         rte_tel_data_add_array_int(d, dev_id);
2545
2546         return 0;
2547 }
2548
2549 static int
2550 cryptodev_handle_dev_info(const char *cmd __rte_unused,
2551                 const char *params, struct rte_tel_data *d)
2552 {
2553         struct rte_cryptodev_info cryptodev_info;
2554         int dev_id;
2555         char *end_param;
2556
2557         if (params == NULL || strlen(params) == 0 || !isdigit(*params))
2558                 return -EINVAL;
2559
2560         dev_id = strtoul(params, &end_param, 0);
2561         if (*end_param != '\0')
2562                 CDEV_LOG_ERR("Extra parameters passed to command, ignoring");
2563         if (!rte_cryptodev_is_valid_dev(dev_id))
2564                 return -EINVAL;
2565
2566         rte_cryptodev_info_get(dev_id, &cryptodev_info);
2567
2568         rte_tel_data_start_dict(d);
2569         rte_tel_data_add_dict_string(d, "device_name",
2570                 cryptodev_info.device->name);
2571         rte_tel_data_add_dict_int(d, "max_nb_queue_pairs",
2572                 cryptodev_info.max_nb_queue_pairs);
2573
2574         return 0;
2575 }
2576
2577 #define ADD_DICT_STAT(s) rte_tel_data_add_dict_u64(d, #s, cryptodev_stats.s)
2578
2579 static int
2580 cryptodev_handle_dev_stats(const char *cmd __rte_unused,
2581                 const char *params,
2582                 struct rte_tel_data *d)
2583 {
2584         struct rte_cryptodev_stats cryptodev_stats;
2585         int dev_id, ret;
2586         char *end_param;
2587
2588         if (params == NULL || strlen(params) == 0 || !isdigit(*params))
2589                 return -EINVAL;
2590
2591         dev_id = strtoul(params, &end_param, 0);
2592         if (*end_param != '\0')
2593                 CDEV_LOG_ERR("Extra parameters passed to command, ignoring");
2594         if (!rte_cryptodev_is_valid_dev(dev_id))
2595                 return -EINVAL;
2596
2597         ret = rte_cryptodev_stats_get(dev_id, &cryptodev_stats);
2598         if (ret < 0)
2599                 return ret;
2600
2601         rte_tel_data_start_dict(d);
2602         ADD_DICT_STAT(enqueued_count);
2603         ADD_DICT_STAT(dequeued_count);
2604         ADD_DICT_STAT(enqueue_err_count);
2605         ADD_DICT_STAT(dequeue_err_count);
2606
2607         return 0;
2608 }
2609
2610 #define CRYPTO_CAPS_SZ                                             \
2611         (RTE_ALIGN_CEIL(sizeof(struct rte_cryptodev_capabilities), \
2612                                         sizeof(uint64_t)) /        \
2613          sizeof(uint64_t))
2614
2615 static int
2616 crypto_caps_array(struct rte_tel_data *d,
2617                   const struct rte_cryptodev_capabilities *capabilities)
2618 {
2619         const struct rte_cryptodev_capabilities *dev_caps;
2620         uint64_t caps_val[CRYPTO_CAPS_SZ];
2621         unsigned int i = 0, j;
2622
2623         rte_tel_data_start_array(d, RTE_TEL_U64_VAL);
2624
2625         while ((dev_caps = &capabilities[i++])->op !=
2626                         RTE_CRYPTO_OP_TYPE_UNDEFINED) {
2627                 memset(&caps_val, 0, CRYPTO_CAPS_SZ * sizeof(caps_val[0]));
2628                 rte_memcpy(caps_val, dev_caps, sizeof(capabilities[0]));
2629                 for (j = 0; j < CRYPTO_CAPS_SZ; j++)
2630                         rte_tel_data_add_array_u64(d, caps_val[j]);
2631         }
2632
2633         return i;
2634 }
2635
2636 static int
2637 cryptodev_handle_dev_caps(const char *cmd __rte_unused, const char *params,
2638                           struct rte_tel_data *d)
2639 {
2640         struct rte_cryptodev_info dev_info;
2641         struct rte_tel_data *crypto_caps;
2642         int crypto_caps_n;
2643         char *end_param;
2644         int dev_id;
2645
2646         if (!params || strlen(params) == 0 || !isdigit(*params))
2647                 return -EINVAL;
2648
2649         dev_id = strtoul(params, &end_param, 0);
2650         if (*end_param != '\0')
2651                 CDEV_LOG_ERR("Extra parameters passed to command, ignoring");
2652         if (!rte_cryptodev_is_valid_dev(dev_id))
2653                 return -EINVAL;
2654
2655         rte_tel_data_start_dict(d);
2656         crypto_caps = rte_tel_data_alloc();
2657         if (!crypto_caps)
2658                 return -ENOMEM;
2659
2660         rte_cryptodev_info_get(dev_id, &dev_info);
2661         crypto_caps_n = crypto_caps_array(crypto_caps, dev_info.capabilities);
2662         rte_tel_data_add_dict_container(d, "crypto_caps", crypto_caps, 0);
2663         rte_tel_data_add_dict_int(d, "crypto_caps_n", crypto_caps_n);
2664
2665         return 0;
2666 }
2667
2668 RTE_INIT(cryptodev_init_telemetry)
2669 {
2670         rte_telemetry_register_cmd("/cryptodev/info", cryptodev_handle_dev_info,
2671                         "Returns information for a cryptodev. Parameters: int dev_id");
2672         rte_telemetry_register_cmd("/cryptodev/list",
2673                         cryptodev_handle_dev_list,
2674                         "Returns list of available crypto devices by IDs. No parameters.");
2675         rte_telemetry_register_cmd("/cryptodev/stats",
2676                         cryptodev_handle_dev_stats,
2677                         "Returns the stats for a cryptodev. Parameters: int dev_id");
2678         rte_telemetry_register_cmd("/cryptodev/caps",
2679                         cryptodev_handle_dev_caps,
2680                         "Returns the capabilities for a cryptodev. Parameters: int dev_id");
2681 }