drivers/crypto/aesni_mb/rte_aesni_mb_pmd.c

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(c) 2015-2017 Intel Corporation
   3  */
   4
   5 #include <intel-ipsec-mb.h>
   6
   7 #include <rte_common.h>
   8 #include <rte_hexdump.h>
   9 #include <rte_cryptodev.h>
  10 #include <rte_cryptodev_pmd.h>
  11 #include <rte_bus_vdev.h>
  12 #include <rte_malloc.h>
  13 #include <rte_cpuflags.h>
  14 #include <rte_per_lcore.h>
  15
  16 #include "aesni_mb_pmd_private.h"
  17
  18 #define AES_CCM_DIGEST_MIN_LEN 4
  19 #define AES_CCM_DIGEST_MAX_LEN 16
  20 #define HMAC_MAX_BLOCK_SIZE 128
  21 static uint8_t cryptodev_driver_id;
  22
  23 /*
  24  * Needed to support CPU-CRYPTO API (rte_cryptodev_sym_cpu_crypto_process),
  25  * as we still use JOB based API even for synchronous processing.
  26  */
  27 static RTE_DEFINE_PER_LCORE(MB_MGR *, sync_mb_mgr);
  28
  29 typedef void (*hash_one_block_t)(const void *data, void *digest);
  30 typedef void (*aes_keyexp_t)(const void *key, void *enc_exp_keys, void *dec_exp_keys);
  31
  32 /**
  33  * Calculate the authentication pre-computes
  34  *
  35  * @param one_block_hash        Function pointer to calculate digest on ipad/opad
  36  * @param ipad                  Inner pad output byte array
  37  * @param opad                  Outer pad output byte array
  38  * @param hkey                  Authentication key
  39  * @param hkey_len              Authentication key length
  40  * @param blocksize             Block size of selected hash algo
  41  */
  42 static void
  43 calculate_auth_precomputes(hash_one_block_t one_block_hash,
  44                 uint8_t *ipad, uint8_t *opad,
  45                 const uint8_t *hkey, uint16_t hkey_len,
  46                 uint16_t blocksize)
  47 {
  48         unsigned i, length;
  49
  50         uint8_t ipad_buf[blocksize] __rte_aligned(16);
  51         uint8_t opad_buf[blocksize] __rte_aligned(16);
  52
  53         /* Setup inner and outer pads */
  54         memset(ipad_buf, HMAC_IPAD_VALUE, blocksize);
  55         memset(opad_buf, HMAC_OPAD_VALUE, blocksize);
  56
  57         /* XOR hash key with inner and outer pads */
  58         length = hkey_len > blocksize ? blocksize : hkey_len;
  59
  60         for (i = 0; i < length; i++) {
  61                 ipad_buf[i] ^= hkey[i];
  62                 opad_buf[i] ^= hkey[i];
  63         }
  64
  65         /* Compute partial hashes */
  66         (*one_block_hash)(ipad_buf, ipad);
  67         (*one_block_hash)(opad_buf, opad);
  68
  69         /* Clean up stack */
  70         memset(ipad_buf, 0, blocksize);
  71         memset(opad_buf, 0, blocksize);
  72 }
  73
  74 /** Get xform chain order */
  75 static enum aesni_mb_operation
  76 aesni_mb_get_chain_order(const struct rte_crypto_sym_xform *xform)
  77 {
  78         if (xform == NULL)
  79                 return AESNI_MB_OP_NOT_SUPPORTED;
  80
  81         if (xform->type == RTE_CRYPTO_SYM_XFORM_CIPHER) {
  82                 if (xform->next == NULL)
  83                         return AESNI_MB_OP_CIPHER_ONLY;
  84                 if (xform->next->type == RTE_CRYPTO_SYM_XFORM_AUTH)
  85                         return AESNI_MB_OP_CIPHER_HASH;
  86         }
  87
  88         if (xform->type == RTE_CRYPTO_SYM_XFORM_AUTH) {
  89                 if (xform->next == NULL)
  90                         return AESNI_MB_OP_HASH_ONLY;
  91                 if (xform->next->type == RTE_CRYPTO_SYM_XFORM_CIPHER)
  92                         return AESNI_MB_OP_HASH_CIPHER;
  93         }
  94 #if IMB_VERSION_NUM > IMB_VERSION(0, 52, 0)
  95         if (xform->type == RTE_CRYPTO_SYM_XFORM_AEAD) {
  96                 if (xform->aead.op == RTE_CRYPTO_AEAD_OP_ENCRYPT) {
  97                         /*
  98                          * CCM requires to hash first and cipher later
  99                          * when encrypting
 100                          */
 101                         if (xform->aead.algo == RTE_CRYPTO_AEAD_AES_CCM)
 102                                 return AESNI_MB_OP_AEAD_HASH_CIPHER;
 103                         else
 104                                 return AESNI_MB_OP_AEAD_CIPHER_HASH;
 105                 } else {
 106                         if (xform->aead.algo == RTE_CRYPTO_AEAD_AES_CCM)
 107                                 return AESNI_MB_OP_AEAD_CIPHER_HASH;
 108                         else
 109                                 return AESNI_MB_OP_AEAD_HASH_CIPHER;
 110                 }
 111         }
 112 #else
 113         if (xform->type == RTE_CRYPTO_SYM_XFORM_AEAD) {
 114                 if (xform->aead.algo == RTE_CRYPTO_AEAD_AES_CCM ||
 115                                 xform->aead.algo == RTE_CRYPTO_AEAD_AES_GCM) {
 116                         if (xform->aead.op == RTE_CRYPTO_AEAD_OP_ENCRYPT)
 117                                 return AESNI_MB_OP_AEAD_CIPHER_HASH;
 118                         else
 119                                 return AESNI_MB_OP_AEAD_HASH_CIPHER;
 120                 }
 121         }
 122 #endif
 123
 124         return AESNI_MB_OP_NOT_SUPPORTED;
 125 }
 126
 127 /** Set session authentication parameters */
 128 static int
 129 aesni_mb_set_session_auth_parameters(const MB_MGR *mb_mgr,
 130                 struct aesni_mb_session *sess,
 131                 const struct rte_crypto_sym_xform *xform)
 132 {
 133         hash_one_block_t hash_oneblock_fn = NULL;
 134         unsigned int key_larger_block_size = 0;
 135         uint8_t hashed_key[HMAC_MAX_BLOCK_SIZE] = { 0 };
 136         uint32_t auth_precompute = 1;
 137
 138         if (xform == NULL) {
 139                 sess->auth.algo = NULL_HASH;
 140                 return 0;
 141         }
 142
 143         if (xform->type != RTE_CRYPTO_SYM_XFORM_AUTH) {
 144                 AESNI_MB_LOG(ERR, "Crypto xform struct not of type auth");
 145                 return -1;
 146         }
 147
 148         /* Set the request digest size */
 149         sess->auth.req_digest_len = xform->auth.digest_length;
 150
 151         /* Select auth generate/verify */
 152         sess->auth.operation = xform->auth.op;
 153
 154         /* Set Authentication Parameters */
 155         if (xform->auth.algo == RTE_CRYPTO_AUTH_AES_XCBC_MAC) {
 156                 sess->auth.algo = AES_XCBC;
 157
 158                 uint16_t xcbc_mac_digest_len =
 159                         get_truncated_digest_byte_length(AES_XCBC);
 160                 if (sess->auth.req_digest_len != xcbc_mac_digest_len) {
 161                         AESNI_MB_LOG(ERR, "Invalid digest size\n");
 162                         return -EINVAL;
 163                 }
 164                 sess->auth.gen_digest_len = sess->auth.req_digest_len;
 165
 166                 IMB_AES_XCBC_KEYEXP(mb_mgr, xform->auth.key.data,
 167                                 sess->auth.xcbc.k1_expanded,
 168                                 sess->auth.xcbc.k2, sess->auth.xcbc.k3);
 169                 return 0;
 170         }
 171
 172         if (xform->auth.algo == RTE_CRYPTO_AUTH_AES_CMAC) {
 173                 uint32_t dust[4*15];
 174
 175                 sess->auth.algo = AES_CMAC;
 176
 177                 uint16_t cmac_digest_len = get_digest_byte_length(AES_CMAC);
 178
 179                 if (sess->auth.req_digest_len > cmac_digest_len) {
 180                         AESNI_MB_LOG(ERR, "Invalid digest size\n");
 181                         return -EINVAL;
 182                 }
 183                 /*
 184                  * Multi-buffer lib supports digest sizes from 4 to 16 bytes
 185                  * in version 0.50 and sizes of 12 and 16 bytes,
 186                  * in version 0.49.
 187                  * If size requested is different, generate the full digest
 188                  * (16 bytes) in a temporary location and then memcpy
 189                  * the requested number of bytes.
 190                  */
 191                 if (sess->auth.req_digest_len < 4)
 192                         sess->auth.gen_digest_len = cmac_digest_len;
 193                 else
 194                         sess->auth.gen_digest_len = sess->auth.req_digest_len;
 195
 196                 IMB_AES_KEYEXP_128(mb_mgr, xform->auth.key.data,
 197                                 sess->auth.cmac.expkey, dust);
 198                 IMB_AES_CMAC_SUBKEY_GEN_128(mb_mgr, sess->auth.cmac.expkey,
 199                                 sess->auth.cmac.skey1, sess->auth.cmac.skey2);
 200                 return 0;
 201         }
 202
 203         if (xform->auth.algo == RTE_CRYPTO_AUTH_AES_GMAC) {
 204                 if (xform->auth.op == RTE_CRYPTO_AUTH_OP_GENERATE) {
 205                         sess->cipher.direction = ENCRYPT;
 206                         sess->chain_order = CIPHER_HASH;
 207                 } else
 208                         sess->cipher.direction = DECRYPT;
 209
 210                 sess->auth.algo = AES_GMAC;
 211                 /*
 212                  * Multi-buffer lib supports 8, 12 and 16 bytes of digest.
 213                  * If size requested is different, generate the full digest
 214                  * (16 bytes) in a temporary location and then memcpy
 215                  * the requested number of bytes.
 216                  */
 217                 if (sess->auth.req_digest_len != 16 &&
 218                                 sess->auth.req_digest_len != 12 &&
 219                                 sess->auth.req_digest_len != 8) {
 220                         sess->auth.gen_digest_len = 16;
 221                 } else {
 222                         sess->auth.gen_digest_len = sess->auth.req_digest_len;
 223                 }
 224                 sess->iv.length = xform->auth.iv.length;
 225                 sess->iv.offset = xform->auth.iv.offset;
 226
 227                 switch (xform->auth.key.length) {
 228                 case AES_128_BYTES:
 229                         IMB_AES128_GCM_PRE(mb_mgr, xform->auth.key.data,
 230                                 &sess->cipher.gcm_key);
 231                         sess->cipher.key_length_in_bytes = AES_128_BYTES;
 232                         break;
 233                 case AES_192_BYTES:
 234                         IMB_AES192_GCM_PRE(mb_mgr, xform->auth.key.data,
 235                                 &sess->cipher.gcm_key);
 236                         sess->cipher.key_length_in_bytes = AES_192_BYTES;
 237                         break;
 238                 case AES_256_BYTES:
 239                         IMB_AES256_GCM_PRE(mb_mgr, xform->auth.key.data,
 240                                 &sess->cipher.gcm_key);
 241                         sess->cipher.key_length_in_bytes = AES_256_BYTES;
 242                         break;
 243                 default:
 244                         RTE_LOG(ERR, PMD, "failed to parse test type\n");
 245                         return -EINVAL;
 246                 }
 247
 248                 return 0;
 249         }
 250
 251         switch (xform->auth.algo) {
 252         case RTE_CRYPTO_AUTH_MD5_HMAC:
 253                 sess->auth.algo = MD5;
 254                 hash_oneblock_fn = mb_mgr->md5_one_block;
 255                 break;
 256         case RTE_CRYPTO_AUTH_SHA1_HMAC:
 257                 sess->auth.algo = SHA1;
 258                 hash_oneblock_fn = mb_mgr->sha1_one_block;
 259                 if (xform->auth.key.length > get_auth_algo_blocksize(SHA1)) {
 260                         IMB_SHA1(mb_mgr,
 261                                 xform->auth.key.data,
 262                                 xform->auth.key.length,
 263                                 hashed_key);
 264                         key_larger_block_size = 1;
 265                 }
 266                 break;
 267         case RTE_CRYPTO_AUTH_SHA1:
 268                 sess->auth.algo = PLAIN_SHA1;
 269                 auth_precompute = 0;
 270                 break;
 271         case RTE_CRYPTO_AUTH_SHA224_HMAC:
 272                 sess->auth.algo = SHA_224;
 273                 hash_oneblock_fn = mb_mgr->sha224_one_block;
 274                 if (xform->auth.key.length > get_auth_algo_blocksize(SHA_224)) {
 275                         IMB_SHA224(mb_mgr,
 276                                 xform->auth.key.data,
 277                                 xform->auth.key.length,
 278                                 hashed_key);
 279                         key_larger_block_size = 1;
 280                 }
 281                 break;
 282         case RTE_CRYPTO_AUTH_SHA224:
 283                 sess->auth.algo = PLAIN_SHA_224;
 284                 auth_precompute = 0;
 285                 break;
 286         case RTE_CRYPTO_AUTH_SHA256_HMAC:
 287                 sess->auth.algo = SHA_256;
 288                 hash_oneblock_fn = mb_mgr->sha256_one_block;
 289                 if (xform->auth.key.length > get_auth_algo_blocksize(SHA_256)) {
 290                         IMB_SHA256(mb_mgr,
 291                                 xform->auth.key.data,
 292                                 xform->auth.key.length,
 293                                 hashed_key);
 294                         key_larger_block_size = 1;
 295                 }
 296                 break;
 297         case RTE_CRYPTO_AUTH_SHA256:
 298                 sess->auth.algo = PLAIN_SHA_256;
 299                 auth_precompute = 0;
 300                 break;
 301         case RTE_CRYPTO_AUTH_SHA384_HMAC:
 302                 sess->auth.algo = SHA_384;
 303                 hash_oneblock_fn = mb_mgr->sha384_one_block;
 304                 if (xform->auth.key.length > get_auth_algo_blocksize(SHA_384)) {
 305                         IMB_SHA384(mb_mgr,
 306                                 xform->auth.key.data,
 307                                 xform->auth.key.length,
 308                                 hashed_key);
 309                         key_larger_block_size = 1;
 310                 }
 311                 break;
 312         case RTE_CRYPTO_AUTH_SHA384:
 313                 sess->auth.algo = PLAIN_SHA_384;
 314                 auth_precompute = 0;
 315                 break;
 316         case RTE_CRYPTO_AUTH_SHA512_HMAC:
 317                 sess->auth.algo = SHA_512;
 318                 hash_oneblock_fn = mb_mgr->sha512_one_block;
 319                 if (xform->auth.key.length > get_auth_algo_blocksize(SHA_512)) {
 320                         IMB_SHA512(mb_mgr,
 321                                 xform->auth.key.data,
 322                                 xform->auth.key.length,
 323                                 hashed_key);
 324                         key_larger_block_size = 1;
 325                 }
 326                 break;
 327         case RTE_CRYPTO_AUTH_SHA512:
 328                 sess->auth.algo = PLAIN_SHA_512;
 329                 auth_precompute = 0;
 330                 break;
 331         default:
 332                 AESNI_MB_LOG(ERR, "Unsupported authentication algorithm selection");
 333                 return -ENOTSUP;
 334         }
 335         uint16_t trunc_digest_size =
 336                         get_truncated_digest_byte_length(sess->auth.algo);
 337         uint16_t full_digest_size =
 338                         get_digest_byte_length(sess->auth.algo);
 339
 340         if (sess->auth.req_digest_len > full_digest_size ||
 341                         sess->auth.req_digest_len == 0) {
 342                 AESNI_MB_LOG(ERR, "Invalid digest size\n");
 343                 return -EINVAL;
 344         }
 345
 346         if (sess->auth.req_digest_len != trunc_digest_size &&
 347                         sess->auth.req_digest_len != full_digest_size)
 348                 sess->auth.gen_digest_len = full_digest_size;
 349         else
 350                 sess->auth.gen_digest_len = sess->auth.req_digest_len;
 351
 352         /* Plain SHA does not require precompute key */
 353         if (auth_precompute == 0)
 354                 return 0;
 355
 356         /* Calculate Authentication precomputes */
 357         if (key_larger_block_size) {
 358                 calculate_auth_precomputes(hash_oneblock_fn,
 359                         sess->auth.pads.inner, sess->auth.pads.outer,
 360                         hashed_key,
 361                         xform->auth.key.length,
 362                         get_auth_algo_blocksize(sess->auth.algo));
 363         } else {
 364                 calculate_auth_precomputes(hash_oneblock_fn,
 365                         sess->auth.pads.inner, sess->auth.pads.outer,
 366                         xform->auth.key.data,
 367                         xform->auth.key.length,
 368                         get_auth_algo_blocksize(sess->auth.algo));
 369         }
 370
 371         return 0;
 372 }
 373
 374 /** Set session cipher parameters */
 375 static int
 376 aesni_mb_set_session_cipher_parameters(const MB_MGR *mb_mgr,
 377                 struct aesni_mb_session *sess,
 378                 const struct rte_crypto_sym_xform *xform)
 379 {
 380         uint8_t is_aes = 0;
 381         uint8_t is_3DES = 0;
 382         uint8_t is_docsis = 0;
 383
 384         if (xform == NULL) {
 385                 sess->cipher.mode = NULL_CIPHER;
 386                 return 0;
 387         }
 388
 389         if (xform->type != RTE_CRYPTO_SYM_XFORM_CIPHER) {
 390                 AESNI_MB_LOG(ERR, "Crypto xform struct not of type cipher");
 391                 return -EINVAL;
 392         }
 393
 394         /* Select cipher direction */
 395         switch (xform->cipher.op) {
 396         case RTE_CRYPTO_CIPHER_OP_ENCRYPT:
 397                 sess->cipher.direction = ENCRYPT;
 398                 break;
 399         case RTE_CRYPTO_CIPHER_OP_DECRYPT:
 400                 sess->cipher.direction = DECRYPT;
 401                 break;
 402         default:
 403                 AESNI_MB_LOG(ERR, "Invalid cipher operation parameter");
 404                 return -EINVAL;
 405         }
 406
 407         /* Select cipher mode */
 408         switch (xform->cipher.algo) {
 409         case RTE_CRYPTO_CIPHER_AES_CBC:
 410                 sess->cipher.mode = CBC;
 411                 is_aes = 1;
 412                 break;
 413         case RTE_CRYPTO_CIPHER_AES_CTR:
 414                 sess->cipher.mode = CNTR;
 415                 is_aes = 1;
 416                 break;
 417         case RTE_CRYPTO_CIPHER_AES_DOCSISBPI:
 418                 sess->cipher.mode = DOCSIS_SEC_BPI;
 419                 is_docsis = 1;
 420                 break;
 421         case RTE_CRYPTO_CIPHER_DES_CBC:
 422                 sess->cipher.mode = DES;
 423                 break;
 424         case RTE_CRYPTO_CIPHER_DES_DOCSISBPI:
 425                 sess->cipher.mode = DOCSIS_DES;
 426                 break;
 427         case RTE_CRYPTO_CIPHER_3DES_CBC:
 428                 sess->cipher.mode = DES3;
 429                 is_3DES = 1;
 430                 break;
 431         default:
 432                 AESNI_MB_LOG(ERR, "Unsupported cipher mode parameter");
 433                 return -ENOTSUP;
 434         }
 435
 436         /* Set IV parameters */
 437         sess->iv.offset = xform->cipher.iv.offset;
 438         sess->iv.length = xform->cipher.iv.length;
 439
 440         /* Check key length and choose key expansion function for AES */
 441         if (is_aes) {
 442                 switch (xform->cipher.key.length) {
 443                 case AES_128_BYTES:
 444                         sess->cipher.key_length_in_bytes = AES_128_BYTES;
 445                         IMB_AES_KEYEXP_128(mb_mgr, xform->cipher.key.data,
 446                                         sess->cipher.expanded_aes_keys.encode,
 447                                         sess->cipher.expanded_aes_keys.decode);
 448                         break;
 449                 case AES_192_BYTES:
 450                         sess->cipher.key_length_in_bytes = AES_192_BYTES;
 451                         IMB_AES_KEYEXP_192(mb_mgr, xform->cipher.key.data,
 452                                         sess->cipher.expanded_aes_keys.encode,
 453                                         sess->cipher.expanded_aes_keys.decode);
 454                         break;
 455                 case AES_256_BYTES:
 456                         sess->cipher.key_length_in_bytes = AES_256_BYTES;
 457                         IMB_AES_KEYEXP_256(mb_mgr, xform->cipher.key.data,
 458                                         sess->cipher.expanded_aes_keys.encode,
 459                                         sess->cipher.expanded_aes_keys.decode);
 460                         break;
 461                 default:
 462                         AESNI_MB_LOG(ERR, "Invalid cipher key length");
 463                         return -EINVAL;
 464                 }
 465         } else if (is_docsis) {
 466                 switch (xform->cipher.key.length) {
 467                 case AES_128_BYTES:
 468                         sess->cipher.key_length_in_bytes = AES_128_BYTES;
 469                         IMB_AES_KEYEXP_128(mb_mgr, xform->cipher.key.data,
 470                                         sess->cipher.expanded_aes_keys.encode,
 471                                         sess->cipher.expanded_aes_keys.decode);
 472                         break;
 473 #if IMB_VERSION_NUM >= IMB_VERSION(0, 53, 3)
 474                 case AES_256_BYTES:
 475                         sess->cipher.key_length_in_bytes = AES_256_BYTES;
 476                         IMB_AES_KEYEXP_256(mb_mgr, xform->cipher.key.data,
 477                                         sess->cipher.expanded_aes_keys.encode,
 478                                         sess->cipher.expanded_aes_keys.decode);
 479                         break;
 480 #endif
 481                 default:
 482                         AESNI_MB_LOG(ERR, "Invalid cipher key length");
 483                         return -EINVAL;
 484                 }
 485         } else if (is_3DES) {
 486                 uint64_t *keys[3] = {sess->cipher.exp_3des_keys.key[0],
 487                                 sess->cipher.exp_3des_keys.key[1],
 488                                 sess->cipher.exp_3des_keys.key[2]};
 489
 490                 switch (xform->cipher.key.length) {
 491                 case  24:
 492                         IMB_DES_KEYSCHED(mb_mgr, keys[0],
 493                                         xform->cipher.key.data);
 494                         IMB_DES_KEYSCHED(mb_mgr, keys[1],
 495                                         xform->cipher.key.data + 8);
 496                         IMB_DES_KEYSCHED(mb_mgr, keys[2],
 497                                         xform->cipher.key.data + 16);
 498
 499                         /* Initialize keys - 24 bytes: [K1-K2-K3] */
 500                         sess->cipher.exp_3des_keys.ks_ptr[0] = keys[0];
 501                         sess->cipher.exp_3des_keys.ks_ptr[1] = keys[1];
 502                         sess->cipher.exp_3des_keys.ks_ptr[2] = keys[2];
 503                         break;
 504                 case 16:
 505                         IMB_DES_KEYSCHED(mb_mgr, keys[0],
 506                                         xform->cipher.key.data);
 507                         IMB_DES_KEYSCHED(mb_mgr, keys[1],
 508                                         xform->cipher.key.data + 8);
 509                         /* Initialize keys - 16 bytes: [K1=K1,K2=K2,K3=K1] */
 510                         sess->cipher.exp_3des_keys.ks_ptr[0] = keys[0];
 511                         sess->cipher.exp_3des_keys.ks_ptr[1] = keys[1];
 512                         sess->cipher.exp_3des_keys.ks_ptr[2] = keys[0];
 513                         break;
 514                 case 8:
 515                         IMB_DES_KEYSCHED(mb_mgr, keys[0],
 516                                         xform->cipher.key.data);
 517
 518                         /* Initialize keys - 8 bytes: [K1 = K2 = K3] */
 519                         sess->cipher.exp_3des_keys.ks_ptr[0] = keys[0];
 520                         sess->cipher.exp_3des_keys.ks_ptr[1] = keys[0];
 521                         sess->cipher.exp_3des_keys.ks_ptr[2] = keys[0];
 522                         break;
 523                 default:
 524                         AESNI_MB_LOG(ERR, "Invalid cipher key length");
 525                         return -EINVAL;
 526                 }
 527
 528                 sess->cipher.key_length_in_bytes = 24;
 529         } else {
 530                 if (xform->cipher.key.length != 8) {
 531                         AESNI_MB_LOG(ERR, "Invalid cipher key length");
 532                         return -EINVAL;
 533                 }
 534                 sess->cipher.key_length_in_bytes = 8;
 535
 536                 IMB_DES_KEYSCHED(mb_mgr,
 537                         (uint64_t *)sess->cipher.expanded_aes_keys.encode,
 538                                 xform->cipher.key.data);
 539                 IMB_DES_KEYSCHED(mb_mgr,
 540                         (uint64_t *)sess->cipher.expanded_aes_keys.decode,
 541                                 xform->cipher.key.data);
 542         }
 543
 544         return 0;
 545 }
 546
 547 static int
 548 aesni_mb_set_session_aead_parameters(const MB_MGR *mb_mgr,
 549                 struct aesni_mb_session *sess,
 550                 const struct rte_crypto_sym_xform *xform)
 551 {
 552         switch (xform->aead.op) {
 553         case RTE_CRYPTO_AEAD_OP_ENCRYPT:
 554                 sess->cipher.direction = ENCRYPT;
 555                 sess->auth.operation = RTE_CRYPTO_AUTH_OP_GENERATE;
 556                 break;
 557         case RTE_CRYPTO_AEAD_OP_DECRYPT:
 558                 sess->cipher.direction = DECRYPT;
 559                 sess->auth.operation = RTE_CRYPTO_AUTH_OP_VERIFY;
 560                 break;
 561         default:
 562                 AESNI_MB_LOG(ERR, "Invalid aead operation parameter");
 563                 return -EINVAL;
 564         }
 565
 566         switch (xform->aead.algo) {
 567         case RTE_CRYPTO_AEAD_AES_CCM:
 568                 sess->cipher.mode = CCM;
 569                 sess->auth.algo = AES_CCM;
 570
 571                 /* Check key length and choose key expansion function for AES */
 572                 switch (xform->aead.key.length) {
 573                 case AES_128_BYTES:
 574                         sess->cipher.key_length_in_bytes = AES_128_BYTES;
 575                         IMB_AES_KEYEXP_128(mb_mgr, xform->aead.key.data,
 576                                         sess->cipher.expanded_aes_keys.encode,
 577                                         sess->cipher.expanded_aes_keys.decode);
 578                         break;
 579                 default:
 580                         AESNI_MB_LOG(ERR, "Invalid cipher key length");
 581                         return -EINVAL;
 582                 }
 583
 584                 break;
 585
 586         case RTE_CRYPTO_AEAD_AES_GCM:
 587                 sess->cipher.mode = GCM;
 588                 sess->auth.algo = AES_GMAC;
 589
 590                 switch (xform->aead.key.length) {
 591                 case AES_128_BYTES:
 592                         sess->cipher.key_length_in_bytes = AES_128_BYTES;
 593                         IMB_AES128_GCM_PRE(mb_mgr, xform->aead.key.data,
 594                                 &sess->cipher.gcm_key);
 595                         break;
 596                 case AES_192_BYTES:
 597                         sess->cipher.key_length_in_bytes = AES_192_BYTES;
 598                         IMB_AES192_GCM_PRE(mb_mgr, xform->aead.key.data,
 599                                 &sess->cipher.gcm_key);
 600                         break;
 601                 case AES_256_BYTES:
 602                         sess->cipher.key_length_in_bytes = AES_256_BYTES;
 603                         IMB_AES256_GCM_PRE(mb_mgr, xform->aead.key.data,
 604                                 &sess->cipher.gcm_key);
 605                         break;
 606                 default:
 607                         AESNI_MB_LOG(ERR, "Invalid cipher key length");
 608                         return -EINVAL;
 609                 }
 610
 611                 break;
 612
 613         default:
 614                 AESNI_MB_LOG(ERR, "Unsupported aead mode parameter");
 615                 return -ENOTSUP;
 616         }
 617
 618         /* Set IV parameters */
 619         sess->iv.offset = xform->aead.iv.offset;
 620         sess->iv.length = xform->aead.iv.length;
 621
 622         sess->auth.req_digest_len = xform->aead.digest_length;
 623         /* CCM digests must be between 4 and 16 and an even number */
 624         if (sess->auth.req_digest_len < AES_CCM_DIGEST_MIN_LEN ||
 625                         sess->auth.req_digest_len > AES_CCM_DIGEST_MAX_LEN ||
 626                         (sess->auth.req_digest_len & 1) == 1) {
 627                 AESNI_MB_LOG(ERR, "Invalid digest size\n");
 628                 return -EINVAL;
 629         }
 630         sess->auth.gen_digest_len = sess->auth.req_digest_len;
 631
 632         return 0;
 633 }
 634
 635 /** Parse crypto xform chain and set private session parameters */
 636 int
 637 aesni_mb_set_session_parameters(const MB_MGR *mb_mgr,
 638                 struct aesni_mb_session *sess,
 639                 const struct rte_crypto_sym_xform *xform)
 640 {
 641         const struct rte_crypto_sym_xform *auth_xform = NULL;
 642         const struct rte_crypto_sym_xform *cipher_xform = NULL;
 643         const struct rte_crypto_sym_xform *aead_xform = NULL;
 644         int ret;
 645
 646         /* Select Crypto operation - hash then cipher / cipher then hash */
 647         switch (aesni_mb_get_chain_order(xform)) {
 648         case AESNI_MB_OP_HASH_CIPHER:
 649                 sess->chain_order = HASH_CIPHER;
 650                 auth_xform = xform;
 651                 cipher_xform = xform->next;
 652                 break;
 653         case AESNI_MB_OP_CIPHER_HASH:
 654                 sess->chain_order = CIPHER_HASH;
 655                 auth_xform = xform->next;
 656                 cipher_xform = xform;
 657                 break;
 658         case AESNI_MB_OP_HASH_ONLY:
 659                 sess->chain_order = HASH_CIPHER;
 660                 auth_xform = xform;
 661                 cipher_xform = NULL;
 662                 break;
 663         case AESNI_MB_OP_CIPHER_ONLY:
 664                 /*
 665                  * Multi buffer library operates only at two modes,
 666                  * CIPHER_HASH and HASH_CIPHER. When doing ciphering only,
 667                  * chain order depends on cipher operation: encryption is always
 668                  * the first operation and decryption the last one.
 669                  */
 670                 if (xform->cipher.op == RTE_CRYPTO_CIPHER_OP_ENCRYPT)
 671                         sess->chain_order = CIPHER_HASH;
 672                 else
 673                         sess->chain_order = HASH_CIPHER;
 674                 auth_xform = NULL;
 675                 cipher_xform = xform;
 676                 break;
 677         case AESNI_MB_OP_AEAD_CIPHER_HASH:
 678                 sess->chain_order = CIPHER_HASH;
 679                 sess->aead.aad_len = xform->aead.aad_length;
 680                 aead_xform = xform;
 681                 break;
 682         case AESNI_MB_OP_AEAD_HASH_CIPHER:
 683                 sess->chain_order = HASH_CIPHER;
 684                 sess->aead.aad_len = xform->aead.aad_length;
 685                 aead_xform = xform;
 686                 break;
 687         case AESNI_MB_OP_NOT_SUPPORTED:
 688         default:
 689                 AESNI_MB_LOG(ERR, "Unsupported operation chain order parameter");
 690                 return -ENOTSUP;
 691         }
 692
 693         /* Default IV length = 0 */
 694         sess->iv.length = 0;
 695
 696         ret = aesni_mb_set_session_auth_parameters(mb_mgr, sess, auth_xform);
 697         if (ret != 0) {
 698                 AESNI_MB_LOG(ERR, "Invalid/unsupported authentication parameters");
 699                 return ret;
 700         }
 701
 702         ret = aesni_mb_set_session_cipher_parameters(mb_mgr, sess,
 703                         cipher_xform);
 704         if (ret != 0) {
 705                 AESNI_MB_LOG(ERR, "Invalid/unsupported cipher parameters");
 706                 return ret;
 707         }
 708
 709         if (aead_xform) {
 710                 ret = aesni_mb_set_session_aead_parameters(mb_mgr, sess,
 711                                 aead_xform);
 712                 if (ret != 0) {
 713                         AESNI_MB_LOG(ERR, "Invalid/unsupported aead parameters");
 714                         return ret;
 715                 }
 716         }
 717
 718         return 0;
 719 }
 720
 721 /**
 722  * burst enqueue, place crypto operations on ingress queue for processing.
 723  *
 724  * @param __qp         Queue Pair to process
 725  * @param ops          Crypto operations for processing
 726  * @param nb_ops       Number of crypto operations for processing
 727  *
 728  * @return
 729  * - Number of crypto operations enqueued
 730  */
 731 static uint16_t
 732 aesni_mb_pmd_enqueue_burst(void *__qp, struct rte_crypto_op **ops,
 733                 uint16_t nb_ops)
 734 {
 735         struct aesni_mb_qp *qp = __qp;
 736
 737         unsigned int nb_enqueued;
 738
 739         nb_enqueued = rte_ring_enqueue_burst(qp->ingress_queue,
 740                         (void **)ops, nb_ops, NULL);
 741
 742         qp->stats.enqueued_count += nb_enqueued;
 743
 744         return nb_enqueued;
 745 }
 746
 747 /** Get multi buffer session */
 748 static inline struct aesni_mb_session *
 749 get_session(struct aesni_mb_qp *qp, struct rte_crypto_op *op)
 750 {
 751         struct aesni_mb_session *sess = NULL;
 752
 753         if (op->sess_type == RTE_CRYPTO_OP_WITH_SESSION) {
 754                 if (likely(op->sym->session != NULL))
 755                         sess = (struct aesni_mb_session *)
 756                                         get_sym_session_private_data(
 757                                         op->sym->session,
 758                                         cryptodev_driver_id);
 759         } else {
 760                 void *_sess = rte_cryptodev_sym_session_create(qp->sess_mp);
 761                 void *_sess_private_data = NULL;
 762
 763                 if (_sess == NULL)
 764                         return NULL;
 765
 766                 if (rte_mempool_get(qp->sess_mp_priv,
 767                                 (void **)&_sess_private_data))
 768                         return NULL;
 769
 770                 sess = (struct aesni_mb_session *)_sess_private_data;
 771
 772                 if (unlikely(aesni_mb_set_session_parameters(qp->mb_mgr,
 773                                 sess, op->sym->xform) != 0)) {
 774                         rte_mempool_put(qp->sess_mp, _sess);
 775                         rte_mempool_put(qp->sess_mp_priv, _sess_private_data);
 776                         sess = NULL;
 777                 }
 778                 op->sym->session = (struct rte_cryptodev_sym_session *)_sess;
 779                 set_sym_session_private_data(op->sym->session,
 780                                 cryptodev_driver_id, _sess_private_data);
 781         }
 782
 783         if (unlikely(sess == NULL))
 784                 op->status = RTE_CRYPTO_OP_STATUS_INVALID_SESSION;
 785
 786         return sess;
 787 }
 788
 789 static inline uint64_t
 790 auth_start_offset(struct rte_crypto_op *op, struct aesni_mb_session *session,
 791                 uint32_t oop)
 792 {
 793         struct rte_mbuf *m_src, *m_dst;
 794         uint8_t *p_src, *p_dst;
 795         uintptr_t u_src, u_dst;
 796         uint32_t cipher_end, auth_end;
 797
 798         /* Only cipher then hash needs special calculation. */
 799         if (!oop || session->chain_order != CIPHER_HASH)
 800                 return op->sym->auth.data.offset;
 801
 802         m_src = op->sym->m_src;
 803         m_dst = op->sym->m_dst;
 804
 805         p_src = rte_pktmbuf_mtod(m_src, uint8_t *);
 806         p_dst = rte_pktmbuf_mtod(m_dst, uint8_t *);
 807         u_src = (uintptr_t)p_src;
 808         u_dst = (uintptr_t)p_dst + op->sym->auth.data.offset;
 809
 810         /**
 811          * Copy the content between cipher offset and auth offset for generating
 812          * correct digest.
 813          */
 814         if (op->sym->cipher.data.offset > op->sym->auth.data.offset)
 815                 memcpy(p_dst + op->sym->auth.data.offset,
 816                                 p_src + op->sym->auth.data.offset,
 817                                 op->sym->cipher.data.offset -
 818                                 op->sym->auth.data.offset);
 819
 820         /**
 821          * Copy the content between (cipher offset + length) and (auth offset +
 822          * length) for generating correct digest
 823          */
 824         cipher_end = op->sym->cipher.data.offset + op->sym->cipher.data.length;
 825         auth_end = op->sym->auth.data.offset + op->sym->auth.data.length;
 826         if (cipher_end < auth_end)
 827                 memcpy(p_dst + cipher_end, p_src + cipher_end,
 828                                 auth_end - cipher_end);
 829
 830         /**
 831          * Since intel-ipsec-mb only supports positive values,
 832          * we need to deduct the correct offset between src and dst.
 833          */
 834
 835         return u_src < u_dst ? (u_dst - u_src) :
 836                         (UINT64_MAX - u_src + u_dst + 1);
 837 }
 838
 839 static inline void
 840 set_cpu_mb_job_params(JOB_AES_HMAC *job, struct aesni_mb_session *session,
 841                 union rte_crypto_sym_ofs sofs, void *buf, uint32_t len,
 842                 void *iv, void *aad, void *digest, void *udata)
 843 {
 844         /* Set crypto operation */
 845         job->chain_order = session->chain_order;
 846
 847         /* Set cipher parameters */
 848         job->cipher_direction = session->cipher.direction;
 849         job->cipher_mode = session->cipher.mode;
 850
 851         job->aes_key_len_in_bytes = session->cipher.key_length_in_bytes;
 852
 853         /* Set authentication parameters */
 854         job->hash_alg = session->auth.algo;
 855         job->iv = iv;
 856
 857         switch (job->hash_alg) {
 858         case AES_XCBC:
 859                 job->u.XCBC._k1_expanded = session->auth.xcbc.k1_expanded;
 860                 job->u.XCBC._k2 = session->auth.xcbc.k2;
 861                 job->u.XCBC._k3 = session->auth.xcbc.k3;
 862
 863                 job->aes_enc_key_expanded =
 864                                 session->cipher.expanded_aes_keys.encode;
 865                 job->aes_dec_key_expanded =
 866                                 session->cipher.expanded_aes_keys.decode;
 867                 break;
 868
 869         case AES_CCM:
 870                 job->u.CCM.aad = (uint8_t *)aad + 18;
 871                 job->u.CCM.aad_len_in_bytes = session->aead.aad_len;
 872                 job->aes_enc_key_expanded =
 873                                 session->cipher.expanded_aes_keys.encode;
 874                 job->aes_dec_key_expanded =
 875                                 session->cipher.expanded_aes_keys.decode;
 876                 job->iv++;
 877                 break;
 878
 879         case AES_CMAC:
 880                 job->u.CMAC._key_expanded = session->auth.cmac.expkey;
 881                 job->u.CMAC._skey1 = session->auth.cmac.skey1;
 882                 job->u.CMAC._skey2 = session->auth.cmac.skey2;
 883                 job->aes_enc_key_expanded =
 884                                 session->cipher.expanded_aes_keys.encode;
 885                 job->aes_dec_key_expanded =
 886                                 session->cipher.expanded_aes_keys.decode;
 887                 break;
 888
 889         case AES_GMAC:
 890                 if (session->cipher.mode == GCM) {
 891                         job->u.GCM.aad = aad;
 892                         job->u.GCM.aad_len_in_bytes = session->aead.aad_len;
 893                 } else {
 894                         /* For GMAC */
 895                         job->u.GCM.aad = buf;
 896                         job->u.GCM.aad_len_in_bytes = len;
 897                         job->cipher_mode = GCM;
 898                 }
 899                 job->aes_enc_key_expanded = &session->cipher.gcm_key;
 900                 job->aes_dec_key_expanded = &session->cipher.gcm_key;
 901                 break;
 902
 903         default:
 904                 job->u.HMAC._hashed_auth_key_xor_ipad =
 905                                 session->auth.pads.inner;
 906                 job->u.HMAC._hashed_auth_key_xor_opad =
 907                                 session->auth.pads.outer;
 908
 909                 if (job->cipher_mode == DES3) {
 910                         job->aes_enc_key_expanded =
 911                                 session->cipher.exp_3des_keys.ks_ptr;
 912                         job->aes_dec_key_expanded =
 913                                 session->cipher.exp_3des_keys.ks_ptr;
 914                 } else {
 915                         job->aes_enc_key_expanded =
 916                                 session->cipher.expanded_aes_keys.encode;
 917                         job->aes_dec_key_expanded =
 918                                 session->cipher.expanded_aes_keys.decode;
 919                 }
 920         }
 921
 922         /*
 923          * Multi-buffer library current only support returning a truncated
 924          * digest length as specified in the relevant IPsec RFCs
 925          */
 926
 927         /* Set digest location and length */
 928         job->auth_tag_output = digest;
 929         job->auth_tag_output_len_in_bytes = session->auth.gen_digest_len;
 930
 931         /* Set IV parameters */
 932         job->iv_len_in_bytes = session->iv.length;
 933
 934         /* Data Parameters */
 935         job->src = buf;
 936         job->dst = (uint8_t *)buf + sofs.ofs.cipher.head;
 937         job->cipher_start_src_offset_in_bytes = sofs.ofs.cipher.head;
 938         job->hash_start_src_offset_in_bytes = sofs.ofs.auth.head;
 939         if (job->hash_alg == AES_GMAC && session->cipher.mode != GCM) {
 940                 job->msg_len_to_hash_in_bytes = 0;
 941                 job->msg_len_to_cipher_in_bytes = 0;
 942         } else {
 943                 job->msg_len_to_hash_in_bytes = len - sofs.ofs.auth.head -
 944                         sofs.ofs.auth.tail;
 945                 job->msg_len_to_cipher_in_bytes = len - sofs.ofs.cipher.head -
 946                         sofs.ofs.cipher.tail;
 947         }
 948
 949         job->user_data = udata;
 950 }
 951
 952 /**
 953  * Process a crypto operation and complete a JOB_AES_HMAC job structure for
 954  * submission to the multi buffer library for processing.
 955  *
 956  * @param       qp      queue pair
 957  * @param       job     JOB_AES_HMAC structure to fill
 958  * @param       m       mbuf to process
 959  *
 960  * @return
 961  * - Completed JOB_AES_HMAC structure pointer on success
 962  * - NULL pointer if completion of JOB_AES_HMAC structure isn't possible
 963  */
 964 static inline int
 965 set_mb_job_params(JOB_AES_HMAC *job, struct aesni_mb_qp *qp,
 966                 struct rte_crypto_op *op, uint8_t *digest_idx)
 967 {
 968         struct rte_mbuf *m_src = op->sym->m_src, *m_dst;
 969         struct aesni_mb_session *session;
 970         uint32_t m_offset, oop;
 971
 972         session = get_session(qp, op);
 973         if (session == NULL) {
 974                 op->status = RTE_CRYPTO_OP_STATUS_INVALID_SESSION;
 975                 return -1;
 976         }
 977
 978         /* Set crypto operation */
 979         job->chain_order = session->chain_order;
 980
 981         /* Set cipher parameters */
 982         job->cipher_direction = session->cipher.direction;
 983         job->cipher_mode = session->cipher.mode;
 984
 985         job->aes_key_len_in_bytes = session->cipher.key_length_in_bytes;
 986
 987         /* Set authentication parameters */
 988         job->hash_alg = session->auth.algo;
 989
 990         switch (job->hash_alg) {
 991         case AES_XCBC:
 992                 job->u.XCBC._k1_expanded = session->auth.xcbc.k1_expanded;
 993                 job->u.XCBC._k2 = session->auth.xcbc.k2;
 994                 job->u.XCBC._k3 = session->auth.xcbc.k3;
 995
 996                 job->aes_enc_key_expanded =
 997                                 session->cipher.expanded_aes_keys.encode;
 998                 job->aes_dec_key_expanded =
 999                                 session->cipher.expanded_aes_keys.decode;
1000                 break;
1001
1002         case AES_CCM:
1003                 job->u.CCM.aad = op->sym->aead.aad.data + 18;
1004                 job->u.CCM.aad_len_in_bytes = session->aead.aad_len;
1005                 job->aes_enc_key_expanded =
1006                                 session->cipher.expanded_aes_keys.encode;
1007                 job->aes_dec_key_expanded =
1008                                 session->cipher.expanded_aes_keys.decode;
1009                 break;
1010
1011         case AES_CMAC:
1012                 job->u.CMAC._key_expanded = session->auth.cmac.expkey;
1013                 job->u.CMAC._skey1 = session->auth.cmac.skey1;
1014                 job->u.CMAC._skey2 = session->auth.cmac.skey2;
1015                 job->aes_enc_key_expanded =
1016                                 session->cipher.expanded_aes_keys.encode;
1017                 job->aes_dec_key_expanded =
1018                                 session->cipher.expanded_aes_keys.decode;
1019                 break;
1020
1021         case AES_GMAC:
1022                 if (session->cipher.mode == GCM) {
1023                         job->u.GCM.aad = op->sym->aead.aad.data;
1024                         job->u.GCM.aad_len_in_bytes = session->aead.aad_len;
1025                 } else {
1026                         /* For GMAC */
1027                         job->u.GCM.aad = rte_pktmbuf_mtod_offset(m_src,
1028                                         uint8_t *, op->sym->auth.data.offset);
1029                         job->u.GCM.aad_len_in_bytes = op->sym->auth.data.length;
1030                         job->cipher_mode = GCM;
1031                 }
1032                 job->aes_enc_key_expanded = &session->cipher.gcm_key;
1033                 job->aes_dec_key_expanded = &session->cipher.gcm_key;
1034                 break;
1035
1036         default:
1037                 job->u.HMAC._hashed_auth_key_xor_ipad = session->auth.pads.inner;
1038                 job->u.HMAC._hashed_auth_key_xor_opad = session->auth.pads.outer;
1039
1040                 if (job->cipher_mode == DES3) {
1041                         job->aes_enc_key_expanded =
1042                                 session->cipher.exp_3des_keys.ks_ptr;
1043                         job->aes_dec_key_expanded =
1044                                 session->cipher.exp_3des_keys.ks_ptr;
1045                 } else {
1046                         job->aes_enc_key_expanded =
1047                                 session->cipher.expanded_aes_keys.encode;
1048                         job->aes_dec_key_expanded =
1049                                 session->cipher.expanded_aes_keys.decode;
1050                 }
1051         }
1052
1053         if (!op->sym->m_dst) {
1054                 /* in-place operation */
1055                 m_dst = m_src;
1056                 oop = 0;
1057         } else if (op->sym->m_dst == op->sym->m_src) {
1058                 /* in-place operation */
1059                 m_dst = m_src;
1060                 oop = 0;
1061         } else {
1062                 /* out-of-place operation */
1063                 m_dst = op->sym->m_dst;
1064                 oop = 1;
1065         }
1066
1067         if (job->hash_alg == AES_CCM || (job->hash_alg == AES_GMAC &&
1068                         session->cipher.mode == GCM))
1069                 m_offset = op->sym->aead.data.offset;
1070         else
1071                 m_offset = op->sym->cipher.data.offset;
1072
1073         /* Set digest output location */
1074         if (job->hash_alg != NULL_HASH &&
1075                         session->auth.operation == RTE_CRYPTO_AUTH_OP_VERIFY) {
1076                 job->auth_tag_output = qp->temp_digests[*digest_idx];
1077                 *digest_idx = (*digest_idx + 1) % MAX_JOBS;
1078         } else {
1079                 if (job->hash_alg == AES_CCM || (job->hash_alg == AES_GMAC &&
1080                                 session->cipher.mode == GCM))
1081                         job->auth_tag_output = op->sym->aead.digest.data;
1082                 else
1083                         job->auth_tag_output = op->sym->auth.digest.data;
1084
1085                 if (session->auth.req_digest_len != session->auth.gen_digest_len) {
1086                         job->auth_tag_output = qp->temp_digests[*digest_idx];
1087                         *digest_idx = (*digest_idx + 1) % MAX_JOBS;
1088                 }
1089         }
1090         /*
1091          * Multi-buffer library current only support returning a truncated
1092          * digest length as specified in the relevant IPsec RFCs
1093          */
1094
1095         /* Set digest length */
1096         job->auth_tag_output_len_in_bytes = session->auth.gen_digest_len;
1097
1098         /* Set IV parameters */
1099         job->iv_len_in_bytes = session->iv.length;
1100
1101         /* Data Parameters */
1102         job->src = rte_pktmbuf_mtod(m_src, uint8_t *);
1103         job->dst = rte_pktmbuf_mtod_offset(m_dst, uint8_t *, m_offset);
1104
1105         switch (job->hash_alg) {
1106         case AES_CCM:
1107                 job->cipher_start_src_offset_in_bytes =
1108                                 op->sym->aead.data.offset;
1109                 job->msg_len_to_cipher_in_bytes = op->sym->aead.data.length;
1110                 job->hash_start_src_offset_in_bytes = op->sym->aead.data.offset;
1111                 job->msg_len_to_hash_in_bytes = op->sym->aead.data.length;
1112
1113                 job->iv = rte_crypto_op_ctod_offset(op, uint8_t *,
1114                         session->iv.offset + 1);
1115                 break;
1116
1117         case AES_GMAC:
1118                 if (session->cipher.mode == GCM) {
1119                         job->cipher_start_src_offset_in_bytes =
1120                                         op->sym->aead.data.offset;
1121                         job->hash_start_src_offset_in_bytes =
1122                                         op->sym->aead.data.offset;
1123                         job->msg_len_to_cipher_in_bytes =
1124                                         op->sym->aead.data.length;
1125                         job->msg_len_to_hash_in_bytes =
1126                                         op->sym->aead.data.length;
1127                 } else {
1128                         job->cipher_start_src_offset_in_bytes =
1129                                         op->sym->auth.data.offset;
1130                         job->hash_start_src_offset_in_bytes =
1131                                         op->sym->auth.data.offset;
1132                         job->msg_len_to_cipher_in_bytes = 0;
1133                         job->msg_len_to_hash_in_bytes = 0;
1134                 }
1135
1136                 job->iv = rte_crypto_op_ctod_offset(op, uint8_t *,
1137                                 session->iv.offset);
1138                 break;
1139
1140         default:
1141                 job->cipher_start_src_offset_in_bytes =
1142                                 op->sym->cipher.data.offset;
1143                 job->msg_len_to_cipher_in_bytes = op->sym->cipher.data.length;
1144
1145                 job->hash_start_src_offset_in_bytes = auth_start_offset(op,
1146                                 session, oop);
1147                 job->msg_len_to_hash_in_bytes = op->sym->auth.data.length;
1148
1149                 job->iv = rte_crypto_op_ctod_offset(op, uint8_t *,
1150                         session->iv.offset);
1151         }
1152
1153         /* Set user data to be crypto operation data struct */
1154         job->user_data = op;
1155
1156         return 0;
1157 }
1158
1159 static inline void
1160 verify_digest(JOB_AES_HMAC *job, void *digest, uint16_t len, uint8_t *status)
1161 {
1162         /* Verify digest if required */
1163         if (memcmp(job->auth_tag_output, digest, len) != 0)
1164                 *status = RTE_CRYPTO_OP_STATUS_AUTH_FAILED;
1165 }
1166
1167 static inline void
1168 generate_digest(JOB_AES_HMAC *job, struct rte_crypto_op *op,
1169                 struct aesni_mb_session *sess)
1170 {
1171         /* No extra copy needed */
1172         if (likely(sess->auth.req_digest_len == sess->auth.gen_digest_len))
1173                 return;
1174
1175         /*
1176          * This can only happen for HMAC, so only digest
1177          * for authentication algos is required
1178          */
1179         memcpy(op->sym->auth.digest.data, job->auth_tag_output,
1180                         sess->auth.req_digest_len);
1181 }
1182
1183 /**
1184  * Process a completed job and return rte_mbuf which job processed
1185  *
1186  * @param qp            Queue Pair to process
1187  * @param job   JOB_AES_HMAC job to process
1188  *
1189  * @return
1190  * - Returns processed crypto operation.
1191  * - Returns NULL on invalid job
1192  */
1193 static inline struct rte_crypto_op *
1194 post_process_mb_job(struct aesni_mb_qp *qp, JOB_AES_HMAC *job)
1195 {
1196         struct rte_crypto_op *op = (struct rte_crypto_op *)job->user_data;
1197         struct aesni_mb_session *sess = get_sym_session_private_data(
1198                                                         op->sym->session,
1199                                                         cryptodev_driver_id);
1200         if (unlikely(sess == NULL)) {
1201                 op->status = RTE_CRYPTO_OP_STATUS_INVALID_SESSION;
1202                 return op;
1203         }
1204
1205         if (likely(op->status == RTE_CRYPTO_OP_STATUS_NOT_PROCESSED)) {
1206                 switch (job->status) {
1207                 case STS_COMPLETED:
1208                         op->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
1209
1210                         if (job->hash_alg == NULL_HASH)
1211                                 break;
1212
1213                         if (sess->auth.operation == RTE_CRYPTO_AUTH_OP_VERIFY) {
1214                                 if (job->hash_alg == AES_CCM ||
1215                                         (job->hash_alg == AES_GMAC &&
1216                                                 sess->cipher.mode == GCM))
1217                                         verify_digest(job,
1218                                                 op->sym->aead.digest.data,
1219                                                 sess->auth.req_digest_len,
1220                                                 &op->status);
1221                                 else
1222                                         verify_digest(job,
1223                                                 op->sym->auth.digest.data,
1224                                                 sess->auth.req_digest_len,
1225                                                 &op->status);
1226                         } else
1227                                 generate_digest(job, op, sess);
1228                         break;
1229                 default:
1230                         op->status = RTE_CRYPTO_OP_STATUS_ERROR;
1231                 }
1232         }
1233
1234         /* Free session if a session-less crypto op */
1235         if (op->sess_type == RTE_CRYPTO_OP_SESSIONLESS) {
1236                 memset(sess, 0, sizeof(struct aesni_mb_session));
1237                 memset(op->sym->session, 0,
1238                         rte_cryptodev_sym_get_existing_header_session_size(
1239                                 op->sym->session));
1240                 rte_mempool_put(qp->sess_mp_priv, sess);
1241                 rte_mempool_put(qp->sess_mp, op->sym->session);
1242                 op->sym->session = NULL;
1243         }
1244
1245         return op;
1246 }
1247
1248 static inline void
1249 post_process_mb_sync_job(JOB_AES_HMAC *job)
1250 {
1251         uint32_t *st;
1252
1253         st = job->user_data;
1254         st[0] = (job->status == STS_COMPLETED) ? 0 : EBADMSG;
1255 }
1256
1257 /**
1258  * Process a completed JOB_AES_HMAC job and keep processing jobs until
1259  * get_completed_job return NULL
1260  *
1261  * @param qp            Queue Pair to process
1262  * @param job           JOB_AES_HMAC job
1263  *
1264  * @return
1265  * - Number of processed jobs
1266  */
1267 static unsigned
1268 handle_completed_jobs(struct aesni_mb_qp *qp, JOB_AES_HMAC *job,
1269                 struct rte_crypto_op **ops, uint16_t nb_ops)
1270 {
1271         struct rte_crypto_op *op = NULL;
1272         unsigned processed_jobs = 0;
1273
1274         while (job != NULL) {
1275                 op = post_process_mb_job(qp, job);
1276
1277                 if (op) {
1278                         ops[processed_jobs++] = op;
1279                         qp->stats.dequeued_count++;
1280                 } else {
1281                         qp->stats.dequeue_err_count++;
1282                         break;
1283                 }
1284                 if (processed_jobs == nb_ops)
1285                         break;
1286
1287                 job = IMB_GET_COMPLETED_JOB(qp->mb_mgr);
1288         }
1289
1290         return processed_jobs;
1291 }
1292
1293 static inline uint32_t
1294 handle_completed_sync_jobs(JOB_AES_HMAC *job, MB_MGR *mb_mgr)
1295 {
1296         uint32_t i;
1297
1298         for (i = 0; job != NULL; i++, job = IMB_GET_COMPLETED_JOB(mb_mgr))
1299                 post_process_mb_sync_job(job);
1300
1301         return i;
1302 }
1303
1304 static inline uint32_t
1305 flush_mb_sync_mgr(MB_MGR *mb_mgr)
1306 {
1307         JOB_AES_HMAC *job;
1308
1309         job = IMB_FLUSH_JOB(mb_mgr);
1310         return handle_completed_sync_jobs(job, mb_mgr);
1311 }
1312
1313 static inline uint16_t
1314 flush_mb_mgr(struct aesni_mb_qp *qp, struct rte_crypto_op **ops,
1315                 uint16_t nb_ops)
1316 {
1317         int processed_ops = 0;
1318
1319         /* Flush the remaining jobs */
1320         JOB_AES_HMAC *job = IMB_FLUSH_JOB(qp->mb_mgr);
1321
1322         if (job)
1323                 processed_ops += handle_completed_jobs(qp, job,
1324                                 &ops[processed_ops], nb_ops - processed_ops);
1325
1326         return processed_ops;
1327 }
1328
1329 static inline JOB_AES_HMAC *
1330 set_job_null_op(JOB_AES_HMAC *job, struct rte_crypto_op *op)
1331 {
1332         job->chain_order = HASH_CIPHER;
1333         job->cipher_mode = NULL_CIPHER;
1334         job->hash_alg = NULL_HASH;
1335         job->cipher_direction = DECRYPT;
1336
1337         /* Set user data to be crypto operation data struct */
1338         job->user_data = op;
1339
1340         return job;
1341 }
1342
1343 static uint16_t
1344 aesni_mb_pmd_dequeue_burst(void *queue_pair, struct rte_crypto_op **ops,
1345                 uint16_t nb_ops)
1346 {
1347         struct aesni_mb_qp *qp = queue_pair;
1348
1349         struct rte_crypto_op *op;
1350         JOB_AES_HMAC *job;
1351
1352         int retval, processed_jobs = 0;
1353
1354         if (unlikely(nb_ops == 0))
1355                 return 0;
1356
1357         uint8_t digest_idx = qp->digest_idx;
1358         do {
1359                 /* Get next free mb job struct from mb manager */
1360                 job = IMB_GET_NEXT_JOB(qp->mb_mgr);
1361                 if (unlikely(job == NULL)) {
1362                         /* if no free mb job structs we need to flush mb_mgr */
1363                         processed_jobs += flush_mb_mgr(qp,
1364                                         &ops[processed_jobs],
1365                                         nb_ops - processed_jobs);
1366
1367                         if (nb_ops == processed_jobs)
1368                                 break;
1369
1370                         job = IMB_GET_NEXT_JOB(qp->mb_mgr);
1371                 }
1372
1373                 /*
1374                  * Get next operation to process from ingress queue.
1375                  * There is no need to return the job to the MB_MGR
1376                  * if there are no more operations to process, since the MB_MGR
1377                  * can use that pointer again in next get_next calls.
1378                  */
1379                 retval = rte_ring_dequeue(qp->ingress_queue, (void **)&op);
1380                 if (retval < 0)
1381                         break;
1382
1383                 retval = set_mb_job_params(job, qp, op, &digest_idx);
1384                 if (unlikely(retval != 0)) {
1385                         qp->stats.dequeue_err_count++;
1386                         set_job_null_op(job, op);
1387                 }
1388
1389                 /* Submit job to multi-buffer for processing */
1390 #ifdef RTE_LIBRTE_PMD_AESNI_MB_DEBUG
1391                 job = IMB_SUBMIT_JOB(qp->mb_mgr);
1392 #else
1393                 job = IMB_SUBMIT_JOB_NOCHECK(qp->mb_mgr);
1394 #endif
1395                 /*
1396                  * If submit returns a processed job then handle it,
1397                  * before submitting subsequent jobs
1398                  */
1399                 if (job)
1400                         processed_jobs += handle_completed_jobs(qp, job,
1401                                         &ops[processed_jobs],
1402                                         nb_ops - processed_jobs);
1403
1404         } while (processed_jobs < nb_ops);
1405
1406         qp->digest_idx = digest_idx;
1407
1408         if (processed_jobs < 1)
1409                 processed_jobs += flush_mb_mgr(qp,
1410                                 &ops[processed_jobs],
1411                                 nb_ops - processed_jobs);
1412
1413         return processed_jobs;
1414 }
1415
1416 static MB_MGR *
1417 alloc_init_mb_mgr(enum aesni_mb_vector_mode vector_mode)
1418 {
1419         MB_MGR *mb_mgr = alloc_mb_mgr(0);
1420         if (mb_mgr == NULL)
1421                 return NULL;
1422
1423         switch (vector_mode) {
1424         case RTE_AESNI_MB_SSE:
1425                 init_mb_mgr_sse(mb_mgr);
1426                 break;
1427         case RTE_AESNI_MB_AVX:
1428                 init_mb_mgr_avx(mb_mgr);
1429                 break;
1430         case RTE_AESNI_MB_AVX2:
1431                 init_mb_mgr_avx2(mb_mgr);
1432                 break;
1433         case RTE_AESNI_MB_AVX512:
1434                 init_mb_mgr_avx512(mb_mgr);
1435                 break;
1436         default:
1437                 AESNI_MB_LOG(ERR, "Unsupported vector mode %u\n", vector_mode);
1438                 free_mb_mgr(mb_mgr);
1439                 return NULL;
1440         }
1441
1442         return mb_mgr;
1443 }
1444
1445 static inline void
1446 aesni_mb_fill_error_code(struct rte_crypto_sym_vec *vec, int32_t err)
1447 {
1448         uint32_t i;
1449
1450         for (i = 0; i != vec->num; ++i)
1451                 vec->status[i] = err;
1452 }
1453
1454 static inline int
1455 check_crypto_sgl(union rte_crypto_sym_ofs so, const struct rte_crypto_sgl *sgl)
1456 {
1457         /* no multi-seg support with current AESNI-MB PMD */
1458         if (sgl->num != 1)
1459                 return ENOTSUP;
1460         else if (so.ofs.cipher.head + so.ofs.cipher.tail > sgl->vec[0].len)
1461                 return EINVAL;
1462         return 0;
1463 }
1464
1465 static inline JOB_AES_HMAC *
1466 submit_sync_job(MB_MGR *mb_mgr)
1467 {
1468 #ifdef RTE_LIBRTE_PMD_AESNI_MB_DEBUG
1469         return IMB_SUBMIT_JOB(mb_mgr);
1470 #else
1471         return IMB_SUBMIT_JOB_NOCHECK(mb_mgr);
1472 #endif
1473 }
1474
1475 static inline uint32_t
1476 generate_sync_dgst(struct rte_crypto_sym_vec *vec,
1477         const uint8_t dgst[][DIGEST_LENGTH_MAX], uint32_t len)
1478 {
1479         uint32_t i, k;
1480
1481         for (i = 0, k = 0; i != vec->num; i++) {
1482                 if (vec->status[i] == 0) {
1483                         memcpy(vec->digest[i], dgst[i], len);
1484                         k++;
1485                 }
1486         }
1487
1488         return k;
1489 }
1490
1491 static inline uint32_t
1492 verify_sync_dgst(struct rte_crypto_sym_vec *vec,
1493         const uint8_t dgst[][DIGEST_LENGTH_MAX], uint32_t len)
1494 {
1495         uint32_t i, k;
1496
1497         for (i = 0, k = 0; i != vec->num; i++) {
1498                 if (vec->status[i] == 0) {
1499                         if (memcmp(vec->digest[i], dgst[i], len) != 0)
1500                                 vec->status[i] = EBADMSG;
1501                         else
1502                                 k++;
1503                 }
1504         }
1505
1506         return k;
1507 }
1508
1509 uint32_t
1510 aesni_mb_cpu_crypto_process_bulk(struct rte_cryptodev *dev,
1511         struct rte_cryptodev_sym_session *sess, union rte_crypto_sym_ofs sofs,
1512         struct rte_crypto_sym_vec *vec)
1513 {
1514         int32_t ret;
1515         uint32_t i, j, k, len;
1516         void *buf;
1517         JOB_AES_HMAC *job;
1518         MB_MGR *mb_mgr;
1519         struct aesni_mb_private *priv;
1520         struct aesni_mb_session *s;
1521         uint8_t tmp_dgst[vec->num][DIGEST_LENGTH_MAX];
1522
1523         s = get_sym_session_private_data(sess, dev->driver_id);
1524         if (s == NULL) {
1525                 aesni_mb_fill_error_code(vec, EINVAL);
1526                 return 0;
1527         }
1528
1529         /* get per-thread MB MGR, create one if needed */
1530         mb_mgr = RTE_PER_LCORE(sync_mb_mgr);
1531         if (mb_mgr == NULL) {
1532
1533                 priv = dev->data->dev_private;
1534                 mb_mgr = alloc_init_mb_mgr(priv->vector_mode);
1535                 if (mb_mgr == NULL) {
1536                         aesni_mb_fill_error_code(vec, ENOMEM);
1537                         return 0;
1538                 }
1539                 RTE_PER_LCORE(sync_mb_mgr) = mb_mgr;
1540         }
1541
1542         for (i = 0, j = 0, k = 0; i != vec->num; i++) {
1543
1544
1545                 ret = check_crypto_sgl(sofs, vec->sgl + i);
1546                 if (ret != 0) {
1547                         vec->status[i] = ret;
1548                         continue;
1549                 }
1550
1551                 buf = vec->sgl[i].vec[0].base;
1552                 len = vec->sgl[i].vec[0].len;
1553
1554                 job = IMB_GET_NEXT_JOB(mb_mgr);
1555                 if (job == NULL) {
1556                         k += flush_mb_sync_mgr(mb_mgr);
1557                         job = IMB_GET_NEXT_JOB(mb_mgr);
1558                         RTE_ASSERT(job != NULL);
1559                 }
1560
1561                 /* Submit job for processing */
1562                 set_cpu_mb_job_params(job, s, sofs, buf, len,
1563                         vec->iv[i], vec->aad[i], tmp_dgst[i],
1564                         &vec->status[i]);
1565                 job = submit_sync_job(mb_mgr);
1566                 j++;
1567
1568                 /* handle completed jobs */
1569                 k += handle_completed_sync_jobs(job, mb_mgr);
1570         }
1571
1572         /* flush remaining jobs */
1573         while (k != j)
1574                 k += flush_mb_sync_mgr(mb_mgr);
1575
1576         /* finish processing for successful jobs: check/update digest */
1577         if (k != 0) {
1578                 if (s->auth.operation == RTE_CRYPTO_AUTH_OP_VERIFY)
1579                         k = verify_sync_dgst(vec,
1580                                 (const uint8_t (*)[DIGEST_LENGTH_MAX])tmp_dgst,
1581                                 s->auth.req_digest_len);
1582                 else
1583                         k = generate_sync_dgst(vec,
1584                                 (const uint8_t (*)[DIGEST_LENGTH_MAX])tmp_dgst,
1585                                 s->auth.req_digest_len);
1586         }
1587
1588         return k;
1589 }
1590
1591 static int cryptodev_aesni_mb_remove(struct rte_vdev_device *vdev);
1592
1593 static uint64_t
1594 vec_mode_to_flags(enum aesni_mb_vector_mode mode)
1595 {
1596         switch (mode) {
1597         case RTE_AESNI_MB_SSE:
1598                 return RTE_CRYPTODEV_FF_CPU_SSE;
1599         case RTE_AESNI_MB_AVX:
1600                 return RTE_CRYPTODEV_FF_CPU_AVX;
1601         case RTE_AESNI_MB_AVX2:
1602                 return RTE_CRYPTODEV_FF_CPU_AVX2;
1603         case RTE_AESNI_MB_AVX512:
1604                 return RTE_CRYPTODEV_FF_CPU_AVX512;
1605         default:
1606                 AESNI_MB_LOG(ERR, "Unsupported vector mode %u\n", mode);
1607                 return 0;
1608         }
1609 }
1610
1611 static int
1612 cryptodev_aesni_mb_create(const char *name,
1613                         struct rte_vdev_device *vdev,
1614                         struct rte_cryptodev_pmd_init_params *init_params)
1615 {
1616         struct rte_cryptodev *dev;
1617         struct aesni_mb_private *internals;
1618         enum aesni_mb_vector_mode vector_mode;
1619         MB_MGR *mb_mgr;
1620
1621         dev = rte_cryptodev_pmd_create(name, &vdev->device, init_params);
1622         if (dev == NULL) {
1623                 AESNI_MB_LOG(ERR, "failed to create cryptodev vdev");
1624                 return -ENODEV;
1625         }
1626
1627         /* Check CPU for supported vector instruction set */
1628         if (rte_cpu_get_flag_enabled(RTE_CPUFLAG_AVX512F))
1629                 vector_mode = RTE_AESNI_MB_AVX512;
1630         else if (rte_cpu_get_flag_enabled(RTE_CPUFLAG_AVX2))
1631                 vector_mode = RTE_AESNI_MB_AVX2;
1632         else if (rte_cpu_get_flag_enabled(RTE_CPUFLAG_AVX))
1633                 vector_mode = RTE_AESNI_MB_AVX;
1634         else
1635                 vector_mode = RTE_AESNI_MB_SSE;
1636
1637         dev->driver_id = cryptodev_driver_id;
1638         dev->dev_ops = rte_aesni_mb_pmd_ops;
1639
1640         /* register rx/tx burst functions for data path */
1641         dev->dequeue_burst = aesni_mb_pmd_dequeue_burst;
1642         dev->enqueue_burst = aesni_mb_pmd_enqueue_burst;
1643
1644         dev->feature_flags = RTE_CRYPTODEV_FF_SYMMETRIC_CRYPTO |
1645                         RTE_CRYPTODEV_FF_SYM_OPERATION_CHAINING |
1646                         RTE_CRYPTODEV_FF_OOP_LB_IN_LB_OUT |
1647                         RTE_CRYPTODEV_FF_SYM_CPU_CRYPTO |
1648                         RTE_CRYPTODEV_FF_SYM_SESSIONLESS;
1649
1650         /* Check CPU for support for AES instruction set */
1651         if (rte_cpu_get_flag_enabled(RTE_CPUFLAG_AES))
1652                 dev->feature_flags |= RTE_CRYPTODEV_FF_CPU_AESNI;
1653         else
1654                 AESNI_MB_LOG(WARNING, "AES instructions not supported by CPU");
1655
1656         dev->feature_flags |= vec_mode_to_flags(vector_mode);
1657
1658         mb_mgr = alloc_init_mb_mgr(vector_mode);
1659         if (mb_mgr == NULL) {
1660                 rte_cryptodev_pmd_destroy(dev);
1661                 return -ENOMEM;
1662         }
1663
1664         /* Set vector instructions mode supported */
1665         internals = dev->data->dev_private;
1666
1667         internals->vector_mode = vector_mode;
1668         internals->max_nb_queue_pairs = init_params->max_nb_queue_pairs;
1669         internals->mb_mgr = mb_mgr;
1670
1671         AESNI_MB_LOG(INFO, "IPSec Multi-buffer library version used: %s\n",
1672                         imb_get_version_str());
1673         return 0;
1674 }
1675
1676 static int
1677 cryptodev_aesni_mb_probe(struct rte_vdev_device *vdev)
1678 {
1679         struct rte_cryptodev_pmd_init_params init_params = {
1680                 "",
1681                 sizeof(struct aesni_mb_private),
1682                 rte_socket_id(),
1683                 RTE_CRYPTODEV_PMD_DEFAULT_MAX_NB_QUEUE_PAIRS
1684         };
1685         const char *name, *args;
1686         int retval;
1687
1688         name = rte_vdev_device_name(vdev);
1689         if (name == NULL)
1690                 return -EINVAL;
1691
1692         args = rte_vdev_device_args(vdev);
1693
1694         retval = rte_cryptodev_pmd_parse_input_args(&init_params, args);
1695         if (retval) {
1696                 AESNI_MB_LOG(ERR, "Failed to parse initialisation arguments[%s]",
1697                                 args);
1698                 return -EINVAL;
1699         }
1700
1701         return cryptodev_aesni_mb_create(name, vdev, &init_params);
1702 }
1703
1704 static int
1705 cryptodev_aesni_mb_remove(struct rte_vdev_device *vdev)
1706 {
1707         struct rte_cryptodev *cryptodev;
1708         struct aesni_mb_private *internals;
1709         const char *name;
1710
1711         name = rte_vdev_device_name(vdev);
1712         if (name == NULL)
1713                 return -EINVAL;
1714
1715         cryptodev = rte_cryptodev_pmd_get_named_dev(name);
1716         if (cryptodev == NULL)
1717                 return -ENODEV;
1718
1719         internals = cryptodev->data->dev_private;
1720
1721         free_mb_mgr(internals->mb_mgr);
1722         if (RTE_PER_LCORE(sync_mb_mgr)) {
1723                 free_mb_mgr(RTE_PER_LCORE(sync_mb_mgr));
1724                 RTE_PER_LCORE(sync_mb_mgr) = NULL;
1725         }
1726
1727         return rte_cryptodev_pmd_destroy(cryptodev);
1728 }
1729
1730 static struct rte_vdev_driver cryptodev_aesni_mb_pmd_drv = {
1731         .probe = cryptodev_aesni_mb_probe,
1732         .remove = cryptodev_aesni_mb_remove
1733 };
1734
1735 static struct cryptodev_driver aesni_mb_crypto_drv;
1736
1737 RTE_PMD_REGISTER_VDEV(CRYPTODEV_NAME_AESNI_MB_PMD, cryptodev_aesni_mb_pmd_drv);
1738 RTE_PMD_REGISTER_ALIAS(CRYPTODEV_NAME_AESNI_MB_PMD, cryptodev_aesni_mb_pmd);
1739 RTE_PMD_REGISTER_PARAM_STRING(CRYPTODEV_NAME_AESNI_MB_PMD,
1740         "max_nb_queue_pairs=<int> "
1741         "socket_id=<int>");
1742 RTE_PMD_REGISTER_CRYPTO_DRIVER(aesni_mb_crypto_drv,
1743                 cryptodev_aesni_mb_pmd_drv.driver,
1744                 cryptodev_driver_id);
1745 RTE_LOG_REGISTER(aesni_mb_logtype_driver, pmd.crypto.aesni_mb, NOTICE);