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 int aesni_mb_logtype_driver;
  19
  20 #define AES_CCM_DIGEST_MIN_LEN 4
  21 #define AES_CCM_DIGEST_MAX_LEN 16
  22 #define HMAC_MAX_BLOCK_SIZE 128
  23 static uint8_t cryptodev_driver_id;
  24
  25 /*
  26  * Needed to support CPU-CRYPTO API (rte_cryptodev_sym_cpu_crypto_process),
  27  * as we still use JOB based API even for synchronous processing.
  28  */
  29 static RTE_DEFINE_PER_LCORE(MB_MGR *, sync_mb_mgr);
  30
  31 typedef void (*hash_one_block_t)(const void *data, void *digest);
  32 typedef void (*aes_keyexp_t)(const void *key, void *enc_exp_keys, void *dec_exp_keys);
  33
  34 /**
  35  * Calculate the authentication pre-computes
  36  *
  37  * @param one_block_hash        Function pointer to calculate digest on ipad/opad
  38  * @param ipad                  Inner pad output byte array
  39  * @param opad                  Outer pad output byte array
  40  * @param hkey                  Authentication key
  41  * @param hkey_len              Authentication key length
  42  * @param blocksize             Block size of selected hash algo
  43  */
  44 static void
  45 calculate_auth_precomputes(hash_one_block_t one_block_hash,
  46                 uint8_t *ipad, uint8_t *opad,
  47                 const uint8_t *hkey, uint16_t hkey_len,
  48                 uint16_t blocksize)
  49 {
  50         unsigned i, length;
  51
  52         uint8_t ipad_buf[blocksize] __rte_aligned(16);
  53         uint8_t opad_buf[blocksize] __rte_aligned(16);
  54
  55         /* Setup inner and outer pads */
  56         memset(ipad_buf, HMAC_IPAD_VALUE, blocksize);
  57         memset(opad_buf, HMAC_OPAD_VALUE, blocksize);
  58
  59         /* XOR hash key with inner and outer pads */
  60         length = hkey_len > blocksize ? blocksize : hkey_len;
  61
  62         for (i = 0; i < length; i++) {
  63                 ipad_buf[i] ^= hkey[i];
  64                 opad_buf[i] ^= hkey[i];
  65         }
  66
  67         /* Compute partial hashes */
  68         (*one_block_hash)(ipad_buf, ipad);
  69         (*one_block_hash)(opad_buf, opad);
  70
  71         /* Clean up stack */
  72         memset(ipad_buf, 0, blocksize);
  73         memset(opad_buf, 0, blocksize);
  74 }
  75
  76 /** Get xform chain order */
  77 static enum aesni_mb_operation
  78 aesni_mb_get_chain_order(const struct rte_crypto_sym_xform *xform)
  79 {
  80         if (xform == NULL)
  81                 return AESNI_MB_OP_NOT_SUPPORTED;
  82
  83         if (xform->type == RTE_CRYPTO_SYM_XFORM_CIPHER) {
  84                 if (xform->next == NULL)
  85                         return AESNI_MB_OP_CIPHER_ONLY;
  86                 if (xform->next->type == RTE_CRYPTO_SYM_XFORM_AUTH)
  87                         return AESNI_MB_OP_CIPHER_HASH;
  88         }
  89
  90         if (xform->type == RTE_CRYPTO_SYM_XFORM_AUTH) {
  91                 if (xform->next == NULL)
  92                         return AESNI_MB_OP_HASH_ONLY;
  93                 if (xform->next->type == RTE_CRYPTO_SYM_XFORM_CIPHER)
  94                         return AESNI_MB_OP_HASH_CIPHER;
  95         }
  96 #if IMB_VERSION_NUM > IMB_VERSION(0, 52, 0)
  97         if (xform->type == RTE_CRYPTO_SYM_XFORM_AEAD) {
  98                 if (xform->aead.op == RTE_CRYPTO_AEAD_OP_ENCRYPT) {
  99                         /*
 100                          * CCM requires to hash first and cipher later
 101                          * when encrypting
 102                          */
 103                         if (xform->aead.algo == RTE_CRYPTO_AEAD_AES_CCM)
 104                                 return AESNI_MB_OP_AEAD_HASH_CIPHER;
 105                         else
 106                                 return AESNI_MB_OP_AEAD_CIPHER_HASH;
 107                 } else {
 108                         if (xform->aead.algo == RTE_CRYPTO_AEAD_AES_CCM)
 109                                 return AESNI_MB_OP_AEAD_CIPHER_HASH;
 110                         else
 111                                 return AESNI_MB_OP_AEAD_HASH_CIPHER;
 112                 }
 113         }
 114 #else
 115         if (xform->type == RTE_CRYPTO_SYM_XFORM_AEAD) {
 116                 if (xform->aead.algo == RTE_CRYPTO_AEAD_AES_CCM ||
 117                                 xform->aead.algo == RTE_CRYPTO_AEAD_AES_GCM) {
 118                         if (xform->aead.op == RTE_CRYPTO_AEAD_OP_ENCRYPT)
 119                                 return AESNI_MB_OP_AEAD_CIPHER_HASH;
 120                         else
 121                                 return AESNI_MB_OP_AEAD_HASH_CIPHER;
 122                 }
 123         }
 124 #endif
 125
 126         return AESNI_MB_OP_NOT_SUPPORTED;
 127 }
 128
 129 /** Set session authentication parameters */
 130 static int
 131 aesni_mb_set_session_auth_parameters(const MB_MGR *mb_mgr,
 132                 struct aesni_mb_session *sess,
 133                 const struct rte_crypto_sym_xform *xform)
 134 {
 135         hash_one_block_t hash_oneblock_fn = NULL;
 136         unsigned int key_larger_block_size = 0;
 137         uint8_t hashed_key[HMAC_MAX_BLOCK_SIZE] = { 0 };
 138         uint32_t auth_precompute = 1;
 139
 140         if (xform == NULL) {
 141                 sess->auth.algo = NULL_HASH;
 142                 return 0;
 143         }
 144
 145         if (xform->type != RTE_CRYPTO_SYM_XFORM_AUTH) {
 146                 AESNI_MB_LOG(ERR, "Crypto xform struct not of type auth");
 147                 return -1;
 148         }
 149
 150         /* Set the request digest size */
 151         sess->auth.req_digest_len = xform->auth.digest_length;
 152
 153         /* Select auth generate/verify */
 154         sess->auth.operation = xform->auth.op;
 155
 156         /* Set Authentication Parameters */
 157         if (xform->auth.algo == RTE_CRYPTO_AUTH_AES_XCBC_MAC) {
 158                 sess->auth.algo = AES_XCBC;
 159
 160                 uint16_t xcbc_mac_digest_len =
 161                         get_truncated_digest_byte_length(AES_XCBC);
 162                 if (sess->auth.req_digest_len != xcbc_mac_digest_len) {
 163                         AESNI_MB_LOG(ERR, "Invalid digest size\n");
 164                         return -EINVAL;
 165                 }
 166                 sess->auth.gen_digest_len = sess->auth.req_digest_len;
 167
 168                 IMB_AES_XCBC_KEYEXP(mb_mgr, xform->auth.key.data,
 169                                 sess->auth.xcbc.k1_expanded,
 170                                 sess->auth.xcbc.k2, sess->auth.xcbc.k3);
 171                 return 0;
 172         }
 173
 174         if (xform->auth.algo == RTE_CRYPTO_AUTH_AES_CMAC) {
 175                 uint32_t dust[4*15];
 176
 177                 sess->auth.algo = AES_CMAC;
 178
 179                 uint16_t cmac_digest_len = get_digest_byte_length(AES_CMAC);
 180
 181                 if (sess->auth.req_digest_len > cmac_digest_len) {
 182                         AESNI_MB_LOG(ERR, "Invalid digest size\n");
 183                         return -EINVAL;
 184                 }
 185                 /*
 186                  * Multi-buffer lib supports digest sizes from 4 to 16 bytes
 187                  * in version 0.50 and sizes of 12 and 16 bytes,
 188                  * in version 0.49.
 189                  * If size requested is different, generate the full digest
 190                  * (16 bytes) in a temporary location and then memcpy
 191                  * the requested number of bytes.
 192                  */
 193                 if (sess->auth.req_digest_len < 4)
 194                         sess->auth.gen_digest_len = cmac_digest_len;
 195                 else
 196                         sess->auth.gen_digest_len = sess->auth.req_digest_len;
 197
 198                 IMB_AES_KEYEXP_128(mb_mgr, xform->auth.key.data,
 199                                 sess->auth.cmac.expkey, dust);
 200                 IMB_AES_CMAC_SUBKEY_GEN_128(mb_mgr, sess->auth.cmac.expkey,
 201                                 sess->auth.cmac.skey1, sess->auth.cmac.skey2);
 202                 return 0;
 203         }
 204
 205         if (xform->auth.algo == RTE_CRYPTO_AUTH_AES_GMAC) {
 206                 if (xform->auth.op == RTE_CRYPTO_AUTH_OP_GENERATE) {
 207                         sess->cipher.direction = ENCRYPT;
 208                         sess->chain_order = CIPHER_HASH;
 209                 } else
 210                         sess->cipher.direction = DECRYPT;
 211
 212                 sess->auth.algo = AES_GMAC;
 213                 /*
 214                  * Multi-buffer lib supports 8, 12 and 16 bytes of digest.
 215                  * If size requested is different, generate the full digest
 216                  * (16 bytes) in a temporary location and then memcpy
 217                  * the requested number of bytes.
 218                  */
 219                 if (sess->auth.req_digest_len != 16 &&
 220                                 sess->auth.req_digest_len != 12 &&
 221                                 sess->auth.req_digest_len != 8) {
 222                         sess->auth.gen_digest_len = 16;
 223                 } else {
 224                         sess->auth.gen_digest_len = sess->auth.req_digest_len;
 225                 }
 226                 sess->iv.length = xform->auth.iv.length;
 227                 sess->iv.offset = xform->auth.iv.offset;
 228
 229                 switch (xform->auth.key.length) {
 230                 case AES_128_BYTES:
 231                         IMB_AES128_GCM_PRE(mb_mgr, xform->auth.key.data,
 232                                 &sess->cipher.gcm_key);
 233                         sess->cipher.key_length_in_bytes = AES_128_BYTES;
 234                         break;
 235                 case AES_192_BYTES:
 236                         IMB_AES192_GCM_PRE(mb_mgr, xform->auth.key.data,
 237                                 &sess->cipher.gcm_key);
 238                         sess->cipher.key_length_in_bytes = AES_192_BYTES;
 239                         break;
 240                 case AES_256_BYTES:
 241                         IMB_AES256_GCM_PRE(mb_mgr, xform->auth.key.data,
 242                                 &sess->cipher.gcm_key);
 243                         sess->cipher.key_length_in_bytes = AES_256_BYTES;
 244                         break;
 245                 default:
 246                         RTE_LOG(ERR, PMD, "failed to parse test type\n");
 247                         return -EINVAL;
 248                 }
 249
 250                 return 0;
 251         }
 252
 253         switch (xform->auth.algo) {
 254         case RTE_CRYPTO_AUTH_MD5_HMAC:
 255                 sess->auth.algo = MD5;
 256                 hash_oneblock_fn = mb_mgr->md5_one_block;
 257                 break;
 258         case RTE_CRYPTO_AUTH_SHA1_HMAC:
 259                 sess->auth.algo = SHA1;
 260                 hash_oneblock_fn = mb_mgr->sha1_one_block;
 261                 if (xform->auth.key.length > get_auth_algo_blocksize(SHA1)) {
 262                         IMB_SHA1(mb_mgr,
 263                                 xform->auth.key.data,
 264                                 xform->auth.key.length,
 265                                 hashed_key);
 266                         key_larger_block_size = 1;
 267                 }
 268                 break;
 269         case RTE_CRYPTO_AUTH_SHA1:
 270                 sess->auth.algo = PLAIN_SHA1;
 271                 auth_precompute = 0;
 272                 break;
 273         case RTE_CRYPTO_AUTH_SHA224_HMAC:
 274                 sess->auth.algo = SHA_224;
 275                 hash_oneblock_fn = mb_mgr->sha224_one_block;
 276                 if (xform->auth.key.length > get_auth_algo_blocksize(SHA_224)) {
 277                         IMB_SHA224(mb_mgr,
 278                                 xform->auth.key.data,
 279                                 xform->auth.key.length,
 280                                 hashed_key);
 281                         key_larger_block_size = 1;
 282                 }
 283                 break;
 284         case RTE_CRYPTO_AUTH_SHA224:
 285                 sess->auth.algo = PLAIN_SHA_224;
 286                 auth_precompute = 0;
 287                 break;
 288         case RTE_CRYPTO_AUTH_SHA256_HMAC:
 289                 sess->auth.algo = SHA_256;
 290                 hash_oneblock_fn = mb_mgr->sha256_one_block;
 291                 if (xform->auth.key.length > get_auth_algo_blocksize(SHA_256)) {
 292                         IMB_SHA256(mb_mgr,
 293                                 xform->auth.key.data,
 294                                 xform->auth.key.length,
 295                                 hashed_key);
 296                         key_larger_block_size = 1;
 297                 }
 298                 break;
 299         case RTE_CRYPTO_AUTH_SHA256:
 300                 sess->auth.algo = PLAIN_SHA_256;
 301                 auth_precompute = 0;
 302                 break;
 303         case RTE_CRYPTO_AUTH_SHA384_HMAC:
 304                 sess->auth.algo = SHA_384;
 305                 hash_oneblock_fn = mb_mgr->sha384_one_block;
 306                 if (xform->auth.key.length > get_auth_algo_blocksize(SHA_384)) {
 307                         IMB_SHA384(mb_mgr,
 308                                 xform->auth.key.data,
 309                                 xform->auth.key.length,
 310                                 hashed_key);
 311                         key_larger_block_size = 1;
 312                 }
 313                 break;
 314         case RTE_CRYPTO_AUTH_SHA384:
 315                 sess->auth.algo = PLAIN_SHA_384;
 316                 auth_precompute = 0;
 317                 break;
 318         case RTE_CRYPTO_AUTH_SHA512_HMAC:
 319                 sess->auth.algo = SHA_512;
 320                 hash_oneblock_fn = mb_mgr->sha512_one_block;
 321                 if (xform->auth.key.length > get_auth_algo_blocksize(SHA_512)) {
 322                         IMB_SHA512(mb_mgr,
 323                                 xform->auth.key.data,
 324                                 xform->auth.key.length,
 325                                 hashed_key);
 326                         key_larger_block_size = 1;
 327                 }
 328                 break;
 329         case RTE_CRYPTO_AUTH_SHA512:
 330                 sess->auth.algo = PLAIN_SHA_512;
 331                 auth_precompute = 0;
 332                 break;
 333         default:
 334                 AESNI_MB_LOG(ERR, "Unsupported authentication algorithm selection");
 335                 return -ENOTSUP;
 336         }
 337         uint16_t trunc_digest_size =
 338                         get_truncated_digest_byte_length(sess->auth.algo);
 339         uint16_t full_digest_size =
 340                         get_digest_byte_length(sess->auth.algo);
 341
 342         if (sess->auth.req_digest_len > full_digest_size ||
 343                         sess->auth.req_digest_len == 0) {
 344                 AESNI_MB_LOG(ERR, "Invalid digest size\n");
 345                 return -EINVAL;
 346         }
 347
 348         if (sess->auth.req_digest_len != trunc_digest_size &&
 349                         sess->auth.req_digest_len != full_digest_size)
 350                 sess->auth.gen_digest_len = full_digest_size;
 351         else
 352                 sess->auth.gen_digest_len = sess->auth.req_digest_len;
 353
 354         /* Plain SHA does not require precompute key */
 355         if (auth_precompute == 0)
 356                 return 0;
 357
 358         /* Calculate Authentication precomputes */
 359         if (key_larger_block_size) {
 360                 calculate_auth_precomputes(hash_oneblock_fn,
 361                         sess->auth.pads.inner, sess->auth.pads.outer,
 362                         hashed_key,
 363                         xform->auth.key.length,
 364                         get_auth_algo_blocksize(sess->auth.algo));
 365         } else {
 366                 calculate_auth_precomputes(hash_oneblock_fn,
 367                         sess->auth.pads.inner, sess->auth.pads.outer,
 368                         xform->auth.key.data,
 369                         xform->auth.key.length,
 370                         get_auth_algo_blocksize(sess->auth.algo));
 371         }
 372
 373         return 0;
 374 }
 375
 376 /** Set session cipher parameters */
 377 static int
 378 aesni_mb_set_session_cipher_parameters(const MB_MGR *mb_mgr,
 379                 struct aesni_mb_session *sess,
 380                 const struct rte_crypto_sym_xform *xform)
 381 {
 382         uint8_t is_aes = 0;
 383         uint8_t is_3DES = 0;
 384         uint8_t is_docsis = 0;
 385
 386         if (xform == NULL) {
 387                 sess->cipher.mode = NULL_CIPHER;
 388                 return 0;
 389         }
 390
 391         if (xform->type != RTE_CRYPTO_SYM_XFORM_CIPHER) {
 392                 AESNI_MB_LOG(ERR, "Crypto xform struct not of type cipher");
 393                 return -EINVAL;
 394         }
 395
 396         /* Select cipher direction */
 397         switch (xform->cipher.op) {
 398         case RTE_CRYPTO_CIPHER_OP_ENCRYPT:
 399                 sess->cipher.direction = ENCRYPT;
 400                 break;
 401         case RTE_CRYPTO_CIPHER_OP_DECRYPT:
 402                 sess->cipher.direction = DECRYPT;
 403                 break;
 404         default:
 405                 AESNI_MB_LOG(ERR, "Invalid cipher operation parameter");
 406                 return -EINVAL;
 407         }
 408
 409         /* Select cipher mode */
 410         switch (xform->cipher.algo) {
 411         case RTE_CRYPTO_CIPHER_AES_CBC:
 412                 sess->cipher.mode = CBC;
 413                 is_aes = 1;
 414                 break;
 415         case RTE_CRYPTO_CIPHER_AES_CTR:
 416                 sess->cipher.mode = CNTR;
 417                 is_aes = 1;
 418                 break;
 419         case RTE_CRYPTO_CIPHER_AES_DOCSISBPI:
 420                 sess->cipher.mode = DOCSIS_SEC_BPI;
 421                 is_docsis = 1;
 422                 break;
 423         case RTE_CRYPTO_CIPHER_DES_CBC:
 424                 sess->cipher.mode = DES;
 425                 break;
 426         case RTE_CRYPTO_CIPHER_DES_DOCSISBPI:
 427                 sess->cipher.mode = DOCSIS_DES;
 428                 break;
 429         case RTE_CRYPTO_CIPHER_3DES_CBC:
 430                 sess->cipher.mode = DES3;
 431                 is_3DES = 1;
 432                 break;
 433         default:
 434                 AESNI_MB_LOG(ERR, "Unsupported cipher mode parameter");
 435                 return -ENOTSUP;
 436         }
 437
 438         /* Set IV parameters */
 439         sess->iv.offset = xform->cipher.iv.offset;
 440         sess->iv.length = xform->cipher.iv.length;
 441
 442         /* Check key length and choose key expansion function for AES */
 443         if (is_aes) {
 444                 switch (xform->cipher.key.length) {
 445                 case AES_128_BYTES:
 446                         sess->cipher.key_length_in_bytes = AES_128_BYTES;
 447                         IMB_AES_KEYEXP_128(mb_mgr, xform->cipher.key.data,
 448                                         sess->cipher.expanded_aes_keys.encode,
 449                                         sess->cipher.expanded_aes_keys.decode);
 450                         break;
 451                 case AES_192_BYTES:
 452                         sess->cipher.key_length_in_bytes = AES_192_BYTES;
 453                         IMB_AES_KEYEXP_192(mb_mgr, xform->cipher.key.data,
 454                                         sess->cipher.expanded_aes_keys.encode,
 455                                         sess->cipher.expanded_aes_keys.decode);
 456                         break;
 457                 case AES_256_BYTES:
 458                         sess->cipher.key_length_in_bytes = AES_256_BYTES;
 459                         IMB_AES_KEYEXP_256(mb_mgr, xform->cipher.key.data,
 460                                         sess->cipher.expanded_aes_keys.encode,
 461                                         sess->cipher.expanded_aes_keys.decode);
 462                         break;
 463                 default:
 464                         AESNI_MB_LOG(ERR, "Invalid cipher key length");
 465                         return -EINVAL;
 466                 }
 467         } else if (is_docsis) {
 468                 switch (xform->cipher.key.length) {
 469                 case AES_128_BYTES:
 470                         sess->cipher.key_length_in_bytes = AES_128_BYTES;
 471                         IMB_AES_KEYEXP_128(mb_mgr, xform->cipher.key.data,
 472                                         sess->cipher.expanded_aes_keys.encode,
 473                                         sess->cipher.expanded_aes_keys.decode);
 474                         break;
 475 #if IMB_VERSION_NUM >= IMB_VERSION(0, 53, 3)
 476                 case AES_256_BYTES:
 477                         sess->cipher.key_length_in_bytes = AES_256_BYTES;
 478                         IMB_AES_KEYEXP_256(mb_mgr, xform->cipher.key.data,
 479                                         sess->cipher.expanded_aes_keys.encode,
 480                                         sess->cipher.expanded_aes_keys.decode);
 481                         break;
 482 #endif
 483                 default:
 484                         AESNI_MB_LOG(ERR, "Invalid cipher key length");
 485                         return -EINVAL;
 486                 }
 487         } else if (is_3DES) {
 488                 uint64_t *keys[3] = {sess->cipher.exp_3des_keys.key[0],
 489                                 sess->cipher.exp_3des_keys.key[1],
 490                                 sess->cipher.exp_3des_keys.key[2]};
 491
 492                 switch (xform->cipher.key.length) {
 493                 case  24:
 494                         IMB_DES_KEYSCHED(mb_mgr, keys[0],
 495                                         xform->cipher.key.data);
 496                         IMB_DES_KEYSCHED(mb_mgr, keys[1],
 497                                         xform->cipher.key.data + 8);
 498                         IMB_DES_KEYSCHED(mb_mgr, keys[2],
 499                                         xform->cipher.key.data + 16);
 500
 501                         /* Initialize keys - 24 bytes: [K1-K2-K3] */
 502                         sess->cipher.exp_3des_keys.ks_ptr[0] = keys[0];
 503                         sess->cipher.exp_3des_keys.ks_ptr[1] = keys[1];
 504                         sess->cipher.exp_3des_keys.ks_ptr[2] = keys[2];
 505                         break;
 506                 case 16:
 507                         IMB_DES_KEYSCHED(mb_mgr, keys[0],
 508                                         xform->cipher.key.data);
 509                         IMB_DES_KEYSCHED(mb_mgr, keys[1],
 510                                         xform->cipher.key.data + 8);
 511                         /* Initialize keys - 16 bytes: [K1=K1,K2=K2,K3=K1] */
 512                         sess->cipher.exp_3des_keys.ks_ptr[0] = keys[0];
 513                         sess->cipher.exp_3des_keys.ks_ptr[1] = keys[1];
 514                         sess->cipher.exp_3des_keys.ks_ptr[2] = keys[0];
 515                         break;
 516                 case 8:
 517                         IMB_DES_KEYSCHED(mb_mgr, keys[0],
 518                                         xform->cipher.key.data);
 519
 520                         /* Initialize keys - 8 bytes: [K1 = K2 = K3] */
 521                         sess->cipher.exp_3des_keys.ks_ptr[0] = keys[0];
 522                         sess->cipher.exp_3des_keys.ks_ptr[1] = keys[0];
 523                         sess->cipher.exp_3des_keys.ks_ptr[2] = keys[0];
 524                         break;
 525                 default:
 526                         AESNI_MB_LOG(ERR, "Invalid cipher key length");
 527                         return -EINVAL;
 528                 }
 529
 530                 sess->cipher.key_length_in_bytes = 24;
 531         } else {
 532                 if (xform->cipher.key.length != 8) {
 533                         AESNI_MB_LOG(ERR, "Invalid cipher key length");
 534                         return -EINVAL;
 535                 }
 536                 sess->cipher.key_length_in_bytes = 8;
 537
 538                 IMB_DES_KEYSCHED(mb_mgr,
 539                         (uint64_t *)sess->cipher.expanded_aes_keys.encode,
 540                                 xform->cipher.key.data);
 541                 IMB_DES_KEYSCHED(mb_mgr,
 542                         (uint64_t *)sess->cipher.expanded_aes_keys.decode,
 543                                 xform->cipher.key.data);
 544         }
 545
 546         return 0;
 547 }
 548
 549 static int
 550 aesni_mb_set_session_aead_parameters(const MB_MGR *mb_mgr,
 551                 struct aesni_mb_session *sess,
 552                 const struct rte_crypto_sym_xform *xform)
 553 {
 554         switch (xform->aead.op) {
 555         case RTE_CRYPTO_AEAD_OP_ENCRYPT:
 556                 sess->cipher.direction = ENCRYPT;
 557                 sess->auth.operation = RTE_CRYPTO_AUTH_OP_GENERATE;
 558                 break;
 559         case RTE_CRYPTO_AEAD_OP_DECRYPT:
 560                 sess->cipher.direction = DECRYPT;
 561                 sess->auth.operation = RTE_CRYPTO_AUTH_OP_VERIFY;
 562                 break;
 563         default:
 564                 AESNI_MB_LOG(ERR, "Invalid aead operation parameter");
 565                 return -EINVAL;
 566         }
 567
 568         switch (xform->aead.algo) {
 569         case RTE_CRYPTO_AEAD_AES_CCM:
 570                 sess->cipher.mode = CCM;
 571                 sess->auth.algo = AES_CCM;
 572
 573                 /* Check key length and choose key expansion function for AES */
 574                 switch (xform->aead.key.length) {
 575                 case AES_128_BYTES:
 576                         sess->cipher.key_length_in_bytes = AES_128_BYTES;
 577                         IMB_AES_KEYEXP_128(mb_mgr, xform->aead.key.data,
 578                                         sess->cipher.expanded_aes_keys.encode,
 579                                         sess->cipher.expanded_aes_keys.decode);
 580                         break;
 581                 default:
 582                         AESNI_MB_LOG(ERR, "Invalid cipher key length");
 583                         return -EINVAL;
 584                 }
 585
 586                 break;
 587
 588         case RTE_CRYPTO_AEAD_AES_GCM:
 589                 sess->cipher.mode = GCM;
 590                 sess->auth.algo = AES_GMAC;
 591
 592                 switch (xform->aead.key.length) {
 593                 case AES_128_BYTES:
 594                         sess->cipher.key_length_in_bytes = AES_128_BYTES;
 595                         IMB_AES128_GCM_PRE(mb_mgr, xform->aead.key.data,
 596                                 &sess->cipher.gcm_key);
 597                         break;
 598                 case AES_192_BYTES:
 599                         sess->cipher.key_length_in_bytes = AES_192_BYTES;
 600                         IMB_AES192_GCM_PRE(mb_mgr, xform->aead.key.data,
 601                                 &sess->cipher.gcm_key);
 602                         break;
 603                 case AES_256_BYTES:
 604                         sess->cipher.key_length_in_bytes = AES_256_BYTES;
 605                         IMB_AES256_GCM_PRE(mb_mgr, xform->aead.key.data,
 606                                 &sess->cipher.gcm_key);
 607                         break;
 608                 default:
 609                         AESNI_MB_LOG(ERR, "Invalid cipher key length");
 610                         return -EINVAL;
 611                 }
 612
 613                 break;
 614
 615         default:
 616                 AESNI_MB_LOG(ERR, "Unsupported aead mode parameter");
 617                 return -ENOTSUP;
 618         }
 619
 620         /* Set IV parameters */
 621         sess->iv.offset = xform->aead.iv.offset;
 622         sess->iv.length = xform->aead.iv.length;
 623
 624         sess->auth.req_digest_len = xform->aead.digest_length;
 625         /* CCM digests must be between 4 and 16 and an even number */
 626         if (sess->auth.req_digest_len < AES_CCM_DIGEST_MIN_LEN ||
 627                         sess->auth.req_digest_len > AES_CCM_DIGEST_MAX_LEN ||
 628                         (sess->auth.req_digest_len & 1) == 1) {
 629                 AESNI_MB_LOG(ERR, "Invalid digest size\n");
 630                 return -EINVAL;
 631         }
 632         sess->auth.gen_digest_len = sess->auth.req_digest_len;
 633
 634         return 0;
 635 }
 636
 637 /** Parse crypto xform chain and set private session parameters */
 638 int
 639 aesni_mb_set_session_parameters(const MB_MGR *mb_mgr,
 640                 struct aesni_mb_session *sess,
 641                 const struct rte_crypto_sym_xform *xform)
 642 {
 643         const struct rte_crypto_sym_xform *auth_xform = NULL;
 644         const struct rte_crypto_sym_xform *cipher_xform = NULL;
 645         const struct rte_crypto_sym_xform *aead_xform = NULL;
 646         int ret;
 647
 648         /* Select Crypto operation - hash then cipher / cipher then hash */
 649         switch (aesni_mb_get_chain_order(xform)) {
 650         case AESNI_MB_OP_HASH_CIPHER:
 651                 sess->chain_order = HASH_CIPHER;
 652                 auth_xform = xform;
 653                 cipher_xform = xform->next;
 654                 break;
 655         case AESNI_MB_OP_CIPHER_HASH:
 656                 sess->chain_order = CIPHER_HASH;
 657                 auth_xform = xform->next;
 658                 cipher_xform = xform;
 659                 break;
 660         case AESNI_MB_OP_HASH_ONLY:
 661                 sess->chain_order = HASH_CIPHER;
 662                 auth_xform = xform;
 663                 cipher_xform = NULL;
 664                 break;
 665         case AESNI_MB_OP_CIPHER_ONLY:
 666                 /*
 667                  * Multi buffer library operates only at two modes,
 668                  * CIPHER_HASH and HASH_CIPHER. When doing ciphering only,
 669                  * chain order depends on cipher operation: encryption is always
 670                  * the first operation and decryption the last one.
 671                  */
 672                 if (xform->cipher.op == RTE_CRYPTO_CIPHER_OP_ENCRYPT)
 673                         sess->chain_order = CIPHER_HASH;
 674                 else
 675                         sess->chain_order = HASH_CIPHER;
 676                 auth_xform = NULL;
 677                 cipher_xform = xform;
 678                 break;
 679         case AESNI_MB_OP_AEAD_CIPHER_HASH:
 680                 sess->chain_order = CIPHER_HASH;
 681                 sess->aead.aad_len = xform->aead.aad_length;
 682                 aead_xform = xform;
 683                 break;
 684         case AESNI_MB_OP_AEAD_HASH_CIPHER:
 685                 sess->chain_order = HASH_CIPHER;
 686                 sess->aead.aad_len = xform->aead.aad_length;
 687                 aead_xform = xform;
 688                 break;
 689         case AESNI_MB_OP_NOT_SUPPORTED:
 690         default:
 691                 AESNI_MB_LOG(ERR, "Unsupported operation chain order parameter");
 692                 return -ENOTSUP;
 693         }
 694
 695         /* Default IV length = 0 */
 696         sess->iv.length = 0;
 697
 698         ret = aesni_mb_set_session_auth_parameters(mb_mgr, sess, auth_xform);
 699         if (ret != 0) {
 700                 AESNI_MB_LOG(ERR, "Invalid/unsupported authentication parameters");
 701                 return ret;
 702         }
 703
 704         ret = aesni_mb_set_session_cipher_parameters(mb_mgr, sess,
 705                         cipher_xform);
 706         if (ret != 0) {
 707                 AESNI_MB_LOG(ERR, "Invalid/unsupported cipher parameters");
 708                 return ret;
 709         }
 710
 711         if (aead_xform) {
 712                 ret = aesni_mb_set_session_aead_parameters(mb_mgr, sess,
 713                                 aead_xform);
 714                 if (ret != 0) {
 715                         AESNI_MB_LOG(ERR, "Invalid/unsupported aead parameters");
 716                         return ret;
 717                 }
 718         }
 719
 720         return 0;
 721 }
 722
 723 /**
 724  * burst enqueue, place crypto operations on ingress queue for processing.
 725  *
 726  * @param __qp         Queue Pair to process
 727  * @param ops          Crypto operations for processing
 728  * @param nb_ops       Number of crypto operations for processing
 729  *
 730  * @return
 731  * - Number of crypto operations enqueued
 732  */
 733 static uint16_t
 734 aesni_mb_pmd_enqueue_burst(void *__qp, struct rte_crypto_op **ops,
 735                 uint16_t nb_ops)
 736 {
 737         struct aesni_mb_qp *qp = __qp;
 738
 739         unsigned int nb_enqueued;
 740
 741         nb_enqueued = rte_ring_enqueue_burst(qp->ingress_queue,
 742                         (void **)ops, nb_ops, NULL);
 743
 744         qp->stats.enqueued_count += nb_enqueued;
 745
 746         return nb_enqueued;
 747 }
 748
 749 /** Get multi buffer session */
 750 static inline struct aesni_mb_session *
 751 get_session(struct aesni_mb_qp *qp, struct rte_crypto_op *op)
 752 {
 753         struct aesni_mb_session *sess = NULL;
 754
 755         if (op->sess_type == RTE_CRYPTO_OP_WITH_SESSION) {
 756                 if (likely(op->sym->session != NULL))
 757                         sess = (struct aesni_mb_session *)
 758                                         get_sym_session_private_data(
 759                                         op->sym->session,
 760                                         cryptodev_driver_id);
 761         } else {
 762                 void *_sess = rte_cryptodev_sym_session_create(qp->sess_mp);
 763                 void *_sess_private_data = NULL;
 764
 765                 if (_sess == NULL)
 766                         return NULL;
 767
 768                 if (rte_mempool_get(qp->sess_mp_priv,
 769                                 (void **)&_sess_private_data))
 770                         return NULL;
 771
 772                 sess = (struct aesni_mb_session *)_sess_private_data;
 773
 774                 if (unlikely(aesni_mb_set_session_parameters(qp->mb_mgr,
 775                                 sess, op->sym->xform) != 0)) {
 776                         rte_mempool_put(qp->sess_mp, _sess);
 777                         rte_mempool_put(qp->sess_mp_priv, _sess_private_data);
 778                         sess = NULL;
 779                 }
 780                 op->sym->session = (struct rte_cryptodev_sym_session *)_sess;
 781                 set_sym_session_private_data(op->sym->session,
 782                                 cryptodev_driver_id, _sess_private_data);
 783         }
 784
 785         if (unlikely(sess == NULL))
 786                 op->status = RTE_CRYPTO_OP_STATUS_INVALID_SESSION;
 787
 788         return sess;
 789 }
 790
 791 static inline uint64_t
 792 auth_start_offset(struct rte_crypto_op *op, struct aesni_mb_session *session,
 793                 uint32_t oop)
 794 {
 795         struct rte_mbuf *m_src, *m_dst;
 796         uint8_t *p_src, *p_dst;
 797         uintptr_t u_src, u_dst;
 798         uint32_t cipher_end, auth_end;
 799
 800         /* Only cipher then hash needs special calculation. */
 801         if (!oop || session->chain_order != CIPHER_HASH)
 802                 return op->sym->auth.data.offset;
 803
 804         m_src = op->sym->m_src;
 805         m_dst = op->sym->m_dst;
 806
 807         p_src = rte_pktmbuf_mtod(m_src, uint8_t *);
 808         p_dst = rte_pktmbuf_mtod(m_dst, uint8_t *);
 809         u_src = (uintptr_t)p_src;
 810         u_dst = (uintptr_t)p_dst + op->sym->auth.data.offset;
 811
 812         /**
 813          * Copy the content between cipher offset and auth offset for generating
 814          * correct digest.
 815          */
 816         if (op->sym->cipher.data.offset > op->sym->auth.data.offset)
 817                 memcpy(p_dst + op->sym->auth.data.offset,
 818                                 p_src + op->sym->auth.data.offset,
 819                                 op->sym->cipher.data.offset -
 820                                 op->sym->auth.data.offset);
 821
 822         /**
 823          * Copy the content between (cipher offset + length) and (auth offset +
 824          * length) for generating correct digest
 825          */
 826         cipher_end = op->sym->cipher.data.offset + op->sym->cipher.data.length;
 827         auth_end = op->sym->auth.data.offset + op->sym->auth.data.length;
 828         if (cipher_end < auth_end)
 829                 memcpy(p_dst + cipher_end, p_src + cipher_end,
 830                                 auth_end - cipher_end);
 831
 832         /**
 833          * Since intel-ipsec-mb only supports positive values,
 834          * we need to deduct the correct offset between src and dst.
 835          */
 836
 837         return u_src < u_dst ? (u_dst - u_src) :
 838                         (UINT64_MAX - u_src + u_dst + 1);
 839 }
 840
 841 static inline void
 842 set_cpu_mb_job_params(JOB_AES_HMAC *job, struct aesni_mb_session *session,
 843                 union rte_crypto_sym_ofs sofs, void *buf, uint32_t len,
 844                 void *iv, void *aad, void *digest, void *udata)
 845 {
 846         /* Set crypto operation */
 847         job->chain_order = session->chain_order;
 848
 849         /* Set cipher parameters */
 850         job->cipher_direction = session->cipher.direction;
 851         job->cipher_mode = session->cipher.mode;
 852
 853         job->aes_key_len_in_bytes = session->cipher.key_length_in_bytes;
 854
 855         /* Set authentication parameters */
 856         job->hash_alg = session->auth.algo;
 857         job->iv = iv;
 858
 859         switch (job->hash_alg) {
 860         case AES_XCBC:
 861                 job->u.XCBC._k1_expanded = session->auth.xcbc.k1_expanded;
 862                 job->u.XCBC._k2 = session->auth.xcbc.k2;
 863                 job->u.XCBC._k3 = session->auth.xcbc.k3;
 864
 865                 job->aes_enc_key_expanded =
 866                                 session->cipher.expanded_aes_keys.encode;
 867                 job->aes_dec_key_expanded =
 868                                 session->cipher.expanded_aes_keys.decode;
 869                 break;
 870
 871         case AES_CCM:
 872                 job->u.CCM.aad = (uint8_t *)aad + 18;
 873                 job->u.CCM.aad_len_in_bytes = session->aead.aad_len;
 874                 job->aes_enc_key_expanded =
 875                                 session->cipher.expanded_aes_keys.encode;
 876                 job->aes_dec_key_expanded =
 877                                 session->cipher.expanded_aes_keys.decode;
 878                 job->iv++;
 879                 break;
 880
 881         case AES_CMAC:
 882                 job->u.CMAC._key_expanded = session->auth.cmac.expkey;
 883                 job->u.CMAC._skey1 = session->auth.cmac.skey1;
 884                 job->u.CMAC._skey2 = session->auth.cmac.skey2;
 885                 job->aes_enc_key_expanded =
 886                                 session->cipher.expanded_aes_keys.encode;
 887                 job->aes_dec_key_expanded =
 888                                 session->cipher.expanded_aes_keys.decode;
 889                 break;
 890
 891         case AES_GMAC:
 892                 if (session->cipher.mode == GCM) {
 893                         job->u.GCM.aad = aad;
 894                         job->u.GCM.aad_len_in_bytes = session->aead.aad_len;
 895                 } else {
 896                         /* For GMAC */
 897                         job->u.GCM.aad = buf;
 898                         job->u.GCM.aad_len_in_bytes = len;
 899                         job->cipher_mode = GCM;
 900                 }
 901                 job->aes_enc_key_expanded = &session->cipher.gcm_key;
 902                 job->aes_dec_key_expanded = &session->cipher.gcm_key;
 903                 break;
 904
 905         default:
 906                 job->u.HMAC._hashed_auth_key_xor_ipad =
 907                                 session->auth.pads.inner;
 908                 job->u.HMAC._hashed_auth_key_xor_opad =
 909                                 session->auth.pads.outer;
 910
 911                 if (job->cipher_mode == DES3) {
 912                         job->aes_enc_key_expanded =
 913                                 session->cipher.exp_3des_keys.ks_ptr;
 914                         job->aes_dec_key_expanded =
 915                                 session->cipher.exp_3des_keys.ks_ptr;
 916                 } else {
 917                         job->aes_enc_key_expanded =
 918                                 session->cipher.expanded_aes_keys.encode;
 919                         job->aes_dec_key_expanded =
 920                                 session->cipher.expanded_aes_keys.decode;
 921                 }
 922         }
 923
 924         /*
 925          * Multi-buffer library current only support returning a truncated
 926          * digest length as specified in the relevant IPsec RFCs
 927          */
 928
 929         /* Set digest location and length */
 930         job->auth_tag_output = digest;
 931         job->auth_tag_output_len_in_bytes = session->auth.gen_digest_len;
 932
 933         /* Set IV parameters */
 934         job->iv_len_in_bytes = session->iv.length;
 935
 936         /* Data Parameters */
 937         job->src = buf;
 938         job->dst = (uint8_t *)buf + sofs.ofs.cipher.head;
 939         job->cipher_start_src_offset_in_bytes = sofs.ofs.cipher.head;
 940         job->hash_start_src_offset_in_bytes = sofs.ofs.auth.head;
 941         if (job->hash_alg == AES_GMAC && session->cipher.mode != GCM) {
 942                 job->msg_len_to_hash_in_bytes = 0;
 943                 job->msg_len_to_cipher_in_bytes = 0;
 944         } else {
 945                 job->msg_len_to_hash_in_bytes = len - sofs.ofs.auth.head -
 946                         sofs.ofs.auth.tail;
 947                 job->msg_len_to_cipher_in_bytes = len - sofs.ofs.cipher.head -
 948                         sofs.ofs.cipher.tail;
 949         }
 950
 951         job->user_data = udata;
 952 }
 953
 954 /**
 955  * Process a crypto operation and complete a JOB_AES_HMAC job structure for
 956  * submission to the multi buffer library for processing.
 957  *
 958  * @param       qp      queue pair
 959  * @param       job     JOB_AES_HMAC structure to fill
 960  * @param       m       mbuf to process
 961  *
 962  * @return
 963  * - Completed JOB_AES_HMAC structure pointer on success
 964  * - NULL pointer if completion of JOB_AES_HMAC structure isn't possible
 965  */
 966 static inline int
 967 set_mb_job_params(JOB_AES_HMAC *job, struct aesni_mb_qp *qp,
 968                 struct rte_crypto_op *op, uint8_t *digest_idx)
 969 {
 970         struct rte_mbuf *m_src = op->sym->m_src, *m_dst;
 971         struct aesni_mb_session *session;
 972         uint32_t m_offset, oop;
 973
 974         session = get_session(qp, op);
 975         if (session == NULL) {
 976                 op->status = RTE_CRYPTO_OP_STATUS_INVALID_SESSION;
 977                 return -1;
 978         }
 979
 980         /* Set crypto operation */
 981         job->chain_order = session->chain_order;
 982
 983         /* Set cipher parameters */
 984         job->cipher_direction = session->cipher.direction;
 985         job->cipher_mode = session->cipher.mode;
 986
 987         job->aes_key_len_in_bytes = session->cipher.key_length_in_bytes;
 988
 989         /* Set authentication parameters */
 990         job->hash_alg = session->auth.algo;
 991
 992         switch (job->hash_alg) {
 993         case AES_XCBC:
 994                 job->u.XCBC._k1_expanded = session->auth.xcbc.k1_expanded;
 995                 job->u.XCBC._k2 = session->auth.xcbc.k2;
 996                 job->u.XCBC._k3 = session->auth.xcbc.k3;
 997
 998                 job->aes_enc_key_expanded =
 999                                 session->cipher.expanded_aes_keys.encode;
1000                 job->aes_dec_key_expanded =
1001                                 session->cipher.expanded_aes_keys.decode;
1002                 break;
1003
1004         case AES_CCM:
1005                 job->u.CCM.aad = op->sym->aead.aad.data + 18;
1006                 job->u.CCM.aad_len_in_bytes = session->aead.aad_len;
1007                 job->aes_enc_key_expanded =
1008                                 session->cipher.expanded_aes_keys.encode;
1009                 job->aes_dec_key_expanded =
1010                                 session->cipher.expanded_aes_keys.decode;
1011                 break;
1012
1013         case AES_CMAC:
1014                 job->u.CMAC._key_expanded = session->auth.cmac.expkey;
1015                 job->u.CMAC._skey1 = session->auth.cmac.skey1;
1016                 job->u.CMAC._skey2 = session->auth.cmac.skey2;
1017                 job->aes_enc_key_expanded =
1018                                 session->cipher.expanded_aes_keys.encode;
1019                 job->aes_dec_key_expanded =
1020                                 session->cipher.expanded_aes_keys.decode;
1021                 break;
1022
1023         case AES_GMAC:
1024                 if (session->cipher.mode == GCM) {
1025                         job->u.GCM.aad = op->sym->aead.aad.data;
1026                         job->u.GCM.aad_len_in_bytes = session->aead.aad_len;
1027                 } else {
1028                         /* For GMAC */
1029                         job->u.GCM.aad = rte_pktmbuf_mtod_offset(m_src,
1030                                         uint8_t *, op->sym->auth.data.offset);
1031                         job->u.GCM.aad_len_in_bytes = op->sym->auth.data.length;
1032                         job->cipher_mode = GCM;
1033                 }
1034                 job->aes_enc_key_expanded = &session->cipher.gcm_key;
1035                 job->aes_dec_key_expanded = &session->cipher.gcm_key;
1036                 break;
1037
1038         default:
1039                 job->u.HMAC._hashed_auth_key_xor_ipad = session->auth.pads.inner;
1040                 job->u.HMAC._hashed_auth_key_xor_opad = session->auth.pads.outer;
1041
1042                 if (job->cipher_mode == DES3) {
1043                         job->aes_enc_key_expanded =
1044                                 session->cipher.exp_3des_keys.ks_ptr;
1045                         job->aes_dec_key_expanded =
1046                                 session->cipher.exp_3des_keys.ks_ptr;
1047                 } else {
1048                         job->aes_enc_key_expanded =
1049                                 session->cipher.expanded_aes_keys.encode;
1050                         job->aes_dec_key_expanded =
1051                                 session->cipher.expanded_aes_keys.decode;
1052                 }
1053         }
1054
1055         if (!op->sym->m_dst) {
1056                 /* in-place operation */
1057                 m_dst = m_src;
1058                 oop = 0;
1059         } else if (op->sym->m_dst == op->sym->m_src) {
1060                 /* in-place operation */
1061                 m_dst = m_src;
1062                 oop = 0;
1063         } else {
1064                 /* out-of-place operation */
1065                 m_dst = op->sym->m_dst;
1066                 oop = 1;
1067         }
1068
1069         if (job->hash_alg == AES_CCM || (job->hash_alg == AES_GMAC &&
1070                         session->cipher.mode == GCM))
1071                 m_offset = op->sym->aead.data.offset;
1072         else
1073                 m_offset = op->sym->cipher.data.offset;
1074
1075         /* Set digest output location */
1076         if (job->hash_alg != NULL_HASH &&
1077                         session->auth.operation == RTE_CRYPTO_AUTH_OP_VERIFY) {
1078                 job->auth_tag_output = qp->temp_digests[*digest_idx];
1079                 *digest_idx = (*digest_idx + 1) % MAX_JOBS;
1080         } else {
1081                 if (job->hash_alg == AES_CCM || (job->hash_alg == AES_GMAC &&
1082                                 session->cipher.mode == GCM))
1083                         job->auth_tag_output = op->sym->aead.digest.data;
1084                 else
1085                         job->auth_tag_output = op->sym->auth.digest.data;
1086
1087                 if (session->auth.req_digest_len != session->auth.gen_digest_len) {
1088                         job->auth_tag_output = qp->temp_digests[*digest_idx];
1089                         *digest_idx = (*digest_idx + 1) % MAX_JOBS;
1090                 }
1091         }
1092         /*
1093          * Multi-buffer library current only support returning a truncated
1094          * digest length as specified in the relevant IPsec RFCs
1095          */
1096
1097         /* Set digest length */
1098         job->auth_tag_output_len_in_bytes = session->auth.gen_digest_len;
1099
1100         /* Set IV parameters */
1101         job->iv_len_in_bytes = session->iv.length;
1102
1103         /* Data Parameters */
1104         job->src = rte_pktmbuf_mtod(m_src, uint8_t *);
1105         job->dst = rte_pktmbuf_mtod_offset(m_dst, uint8_t *, m_offset);
1106
1107         switch (job->hash_alg) {
1108         case AES_CCM:
1109                 job->cipher_start_src_offset_in_bytes =
1110                                 op->sym->aead.data.offset;
1111                 job->msg_len_to_cipher_in_bytes = op->sym->aead.data.length;
1112                 job->hash_start_src_offset_in_bytes = op->sym->aead.data.offset;
1113                 job->msg_len_to_hash_in_bytes = op->sym->aead.data.length;
1114
1115                 job->iv = rte_crypto_op_ctod_offset(op, uint8_t *,
1116                         session->iv.offset + 1);
1117                 break;
1118
1119         case AES_GMAC:
1120                 if (session->cipher.mode == GCM) {
1121                         job->cipher_start_src_offset_in_bytes =
1122                                         op->sym->aead.data.offset;
1123                         job->hash_start_src_offset_in_bytes =
1124                                         op->sym->aead.data.offset;
1125                         job->msg_len_to_cipher_in_bytes =
1126                                         op->sym->aead.data.length;
1127                         job->msg_len_to_hash_in_bytes =
1128                                         op->sym->aead.data.length;
1129                 } else {
1130                         job->cipher_start_src_offset_in_bytes =
1131                                         op->sym->auth.data.offset;
1132                         job->hash_start_src_offset_in_bytes =
1133                                         op->sym->auth.data.offset;
1134                         job->msg_len_to_cipher_in_bytes = 0;
1135                         job->msg_len_to_hash_in_bytes = 0;
1136                 }
1137
1138                 job->iv = rte_crypto_op_ctod_offset(op, uint8_t *,
1139                                 session->iv.offset);
1140                 break;
1141
1142         default:
1143                 job->cipher_start_src_offset_in_bytes =
1144                                 op->sym->cipher.data.offset;
1145                 job->msg_len_to_cipher_in_bytes = op->sym->cipher.data.length;
1146
1147                 job->hash_start_src_offset_in_bytes = auth_start_offset(op,
1148                                 session, oop);
1149                 job->msg_len_to_hash_in_bytes = op->sym->auth.data.length;
1150
1151                 job->iv = rte_crypto_op_ctod_offset(op, uint8_t *,
1152                         session->iv.offset);
1153         }
1154
1155         /* Set user data to be crypto operation data struct */
1156         job->user_data = op;
1157
1158         return 0;
1159 }
1160
1161 static inline void
1162 verify_digest(JOB_AES_HMAC *job, void *digest, uint16_t len, uint8_t *status)
1163 {
1164         /* Verify digest if required */
1165         if (memcmp(job->auth_tag_output, digest, len) != 0)
1166                 *status = RTE_CRYPTO_OP_STATUS_AUTH_FAILED;
1167 }
1168
1169 static inline void
1170 generate_digest(JOB_AES_HMAC *job, struct rte_crypto_op *op,
1171                 struct aesni_mb_session *sess)
1172 {
1173         /* No extra copy needed */
1174         if (likely(sess->auth.req_digest_len == sess->auth.gen_digest_len))
1175                 return;
1176
1177         /*
1178          * This can only happen for HMAC, so only digest
1179          * for authentication algos is required
1180          */
1181         memcpy(op->sym->auth.digest.data, job->auth_tag_output,
1182                         sess->auth.req_digest_len);
1183 }
1184
1185 /**
1186  * Process a completed job and return rte_mbuf which job processed
1187  *
1188  * @param qp            Queue Pair to process
1189  * @param job   JOB_AES_HMAC job to process
1190  *
1191  * @return
1192  * - Returns processed crypto operation.
1193  * - Returns NULL on invalid job
1194  */
1195 static inline struct rte_crypto_op *
1196 post_process_mb_job(struct aesni_mb_qp *qp, JOB_AES_HMAC *job)
1197 {
1198         struct rte_crypto_op *op = (struct rte_crypto_op *)job->user_data;
1199         struct aesni_mb_session *sess = get_sym_session_private_data(
1200                                                         op->sym->session,
1201                                                         cryptodev_driver_id);
1202         if (unlikely(sess == NULL)) {
1203                 op->status = RTE_CRYPTO_OP_STATUS_INVALID_SESSION;
1204                 return op;
1205         }
1206
1207         if (likely(op->status == RTE_CRYPTO_OP_STATUS_NOT_PROCESSED)) {
1208                 switch (job->status) {
1209                 case STS_COMPLETED:
1210                         op->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
1211
1212                         if (job->hash_alg == NULL_HASH)
1213                                 break;
1214
1215                         if (sess->auth.operation == RTE_CRYPTO_AUTH_OP_VERIFY) {
1216                                 if (job->hash_alg == AES_CCM ||
1217                                         (job->hash_alg == AES_GMAC &&
1218                                                 sess->cipher.mode == GCM))
1219                                         verify_digest(job,
1220                                                 op->sym->aead.digest.data,
1221                                                 sess->auth.req_digest_len,
1222                                                 &op->status);
1223                                 else
1224                                         verify_digest(job,
1225                                                 op->sym->auth.digest.data,
1226                                                 sess->auth.req_digest_len,
1227                                                 &op->status);
1228                         } else
1229                                 generate_digest(job, op, sess);
1230                         break;
1231                 default:
1232                         op->status = RTE_CRYPTO_OP_STATUS_ERROR;
1233                 }
1234         }
1235
1236         /* Free session if a session-less crypto op */
1237         if (op->sess_type == RTE_CRYPTO_OP_SESSIONLESS) {
1238                 memset(sess, 0, sizeof(struct aesni_mb_session));
1239                 memset(op->sym->session, 0,
1240                         rte_cryptodev_sym_get_existing_header_session_size(
1241                                 op->sym->session));
1242                 rte_mempool_put(qp->sess_mp_priv, sess);
1243                 rte_mempool_put(qp->sess_mp, op->sym->session);
1244                 op->sym->session = NULL;
1245         }
1246
1247         return op;
1248 }
1249
1250 static inline void
1251 post_process_mb_sync_job(JOB_AES_HMAC *job)
1252 {
1253         uint32_t *st;
1254
1255         st = job->user_data;
1256         st[0] = (job->status == STS_COMPLETED) ? 0 : EBADMSG;
1257 }
1258
1259 /**
1260  * Process a completed JOB_AES_HMAC job and keep processing jobs until
1261  * get_completed_job return NULL
1262  *
1263  * @param qp            Queue Pair to process
1264  * @param job           JOB_AES_HMAC job
1265  *
1266  * @return
1267  * - Number of processed jobs
1268  */
1269 static unsigned
1270 handle_completed_jobs(struct aesni_mb_qp *qp, JOB_AES_HMAC *job,
1271                 struct rte_crypto_op **ops, uint16_t nb_ops)
1272 {
1273         struct rte_crypto_op *op = NULL;
1274         unsigned processed_jobs = 0;
1275
1276         while (job != NULL) {
1277                 op = post_process_mb_job(qp, job);
1278
1279                 if (op) {
1280                         ops[processed_jobs++] = op;
1281                         qp->stats.dequeued_count++;
1282                 } else {
1283                         qp->stats.dequeue_err_count++;
1284                         break;
1285                 }
1286                 if (processed_jobs == nb_ops)
1287                         break;
1288
1289                 job = IMB_GET_COMPLETED_JOB(qp->mb_mgr);
1290         }
1291
1292         return processed_jobs;
1293 }
1294
1295 static inline uint32_t
1296 handle_completed_sync_jobs(JOB_AES_HMAC *job, MB_MGR *mb_mgr)
1297 {
1298         uint32_t i;
1299
1300         for (i = 0; job != NULL; i++, job = IMB_GET_COMPLETED_JOB(mb_mgr))
1301                 post_process_mb_sync_job(job);
1302
1303         return i;
1304 }
1305
1306 static inline uint32_t
1307 flush_mb_sync_mgr(MB_MGR *mb_mgr)
1308 {
1309         JOB_AES_HMAC *job;
1310
1311         job = IMB_FLUSH_JOB(mb_mgr);
1312         return handle_completed_sync_jobs(job, mb_mgr);
1313 }
1314
1315 static inline uint16_t
1316 flush_mb_mgr(struct aesni_mb_qp *qp, struct rte_crypto_op **ops,
1317                 uint16_t nb_ops)
1318 {
1319         int processed_ops = 0;
1320
1321         /* Flush the remaining jobs */
1322         JOB_AES_HMAC *job = IMB_FLUSH_JOB(qp->mb_mgr);
1323
1324         if (job)
1325                 processed_ops += handle_completed_jobs(qp, job,
1326                                 &ops[processed_ops], nb_ops - processed_ops);
1327
1328         return processed_ops;
1329 }
1330
1331 static inline JOB_AES_HMAC *
1332 set_job_null_op(JOB_AES_HMAC *job, struct rte_crypto_op *op)
1333 {
1334         job->chain_order = HASH_CIPHER;
1335         job->cipher_mode = NULL_CIPHER;
1336         job->hash_alg = NULL_HASH;
1337         job->cipher_direction = DECRYPT;
1338
1339         /* Set user data to be crypto operation data struct */
1340         job->user_data = op;
1341
1342         return job;
1343 }
1344
1345 static uint16_t
1346 aesni_mb_pmd_dequeue_burst(void *queue_pair, struct rte_crypto_op **ops,
1347                 uint16_t nb_ops)
1348 {
1349         struct aesni_mb_qp *qp = queue_pair;
1350
1351         struct rte_crypto_op *op;
1352         JOB_AES_HMAC *job;
1353
1354         int retval, processed_jobs = 0;
1355
1356         if (unlikely(nb_ops == 0))
1357                 return 0;
1358
1359         uint8_t digest_idx = qp->digest_idx;
1360         do {
1361                 /* Get next free mb job struct from mb manager */
1362                 job = IMB_GET_NEXT_JOB(qp->mb_mgr);
1363                 if (unlikely(job == NULL)) {
1364                         /* if no free mb job structs we need to flush mb_mgr */
1365                         processed_jobs += flush_mb_mgr(qp,
1366                                         &ops[processed_jobs],
1367                                         nb_ops - processed_jobs);
1368
1369                         if (nb_ops == processed_jobs)
1370                                 break;
1371
1372                         job = IMB_GET_NEXT_JOB(qp->mb_mgr);
1373                 }
1374
1375                 /*
1376                  * Get next operation to process from ingress queue.
1377                  * There is no need to return the job to the MB_MGR
1378                  * if there are no more operations to process, since the MB_MGR
1379                  * can use that pointer again in next get_next calls.
1380                  */
1381                 retval = rte_ring_dequeue(qp->ingress_queue, (void **)&op);
1382                 if (retval < 0)
1383                         break;
1384
1385                 retval = set_mb_job_params(job, qp, op, &digest_idx);
1386                 if (unlikely(retval != 0)) {
1387                         qp->stats.dequeue_err_count++;
1388                         set_job_null_op(job, op);
1389                 }
1390
1391                 /* Submit job to multi-buffer for processing */
1392 #ifdef RTE_LIBRTE_PMD_AESNI_MB_DEBUG
1393                 job = IMB_SUBMIT_JOB(qp->mb_mgr);
1394 #else
1395                 job = IMB_SUBMIT_JOB_NOCHECK(qp->mb_mgr);
1396 #endif
1397                 /*
1398                  * If submit returns a processed job then handle it,
1399                  * before submitting subsequent jobs
1400                  */
1401                 if (job)
1402                         processed_jobs += handle_completed_jobs(qp, job,
1403                                         &ops[processed_jobs],
1404                                         nb_ops - processed_jobs);
1405
1406         } while (processed_jobs < nb_ops);
1407
1408         qp->digest_idx = digest_idx;
1409
1410         if (processed_jobs < 1)
1411                 processed_jobs += flush_mb_mgr(qp,
1412                                 &ops[processed_jobs],
1413                                 nb_ops - processed_jobs);
1414
1415         return processed_jobs;
1416 }
1417
1418 static MB_MGR *
1419 alloc_init_mb_mgr(enum aesni_mb_vector_mode vector_mode)
1420 {
1421         MB_MGR *mb_mgr = alloc_mb_mgr(0);
1422         if (mb_mgr == NULL)
1423                 return NULL;
1424
1425         switch (vector_mode) {
1426         case RTE_AESNI_MB_SSE:
1427                 init_mb_mgr_sse(mb_mgr);
1428                 break;
1429         case RTE_AESNI_MB_AVX:
1430                 init_mb_mgr_avx(mb_mgr);
1431                 break;
1432         case RTE_AESNI_MB_AVX2:
1433                 init_mb_mgr_avx2(mb_mgr);
1434                 break;
1435         case RTE_AESNI_MB_AVX512:
1436                 init_mb_mgr_avx512(mb_mgr);
1437                 break;
1438         default:
1439                 AESNI_MB_LOG(ERR, "Unsupported vector mode %u\n", vector_mode);
1440                 free_mb_mgr(mb_mgr);
1441                 return NULL;
1442         }
1443
1444         return mb_mgr;
1445 }
1446
1447 static inline void
1448 aesni_mb_fill_error_code(struct rte_crypto_sym_vec *vec, int32_t err)
1449 {
1450         uint32_t i;
1451
1452         for (i = 0; i != vec->num; ++i)
1453                 vec->status[i] = err;
1454 }
1455
1456 static inline int
1457 check_crypto_sgl(union rte_crypto_sym_ofs so, const struct rte_crypto_sgl *sgl)
1458 {
1459         /* no multi-seg support with current AESNI-MB PMD */
1460         if (sgl->num != 1)
1461                 return ENOTSUP;
1462         else if (so.ofs.cipher.head + so.ofs.cipher.tail > sgl->vec[0].len)
1463                 return EINVAL;
1464         return 0;
1465 }
1466
1467 static inline JOB_AES_HMAC *
1468 submit_sync_job(MB_MGR *mb_mgr)
1469 {
1470 #ifdef RTE_LIBRTE_PMD_AESNI_MB_DEBUG
1471         return IMB_SUBMIT_JOB(mb_mgr);
1472 #else
1473         return IMB_SUBMIT_JOB_NOCHECK(mb_mgr);
1474 #endif
1475 }
1476
1477 static inline uint32_t
1478 generate_sync_dgst(struct rte_crypto_sym_vec *vec,
1479         const uint8_t dgst[][DIGEST_LENGTH_MAX], uint32_t len)
1480 {
1481         uint32_t i, k;
1482
1483         for (i = 0, k = 0; i != vec->num; i++) {
1484                 if (vec->status[i] == 0) {
1485                         memcpy(vec->digest[i], dgst[i], len);
1486                         k++;
1487                 }
1488         }
1489
1490         return k;
1491 }
1492
1493 static inline uint32_t
1494 verify_sync_dgst(struct rte_crypto_sym_vec *vec,
1495         const uint8_t dgst[][DIGEST_LENGTH_MAX], uint32_t len)
1496 {
1497         uint32_t i, k;
1498
1499         for (i = 0, k = 0; i != vec->num; i++) {
1500                 if (vec->status[i] == 0) {
1501                         if (memcmp(vec->digest[i], dgst[i], len) != 0)
1502                                 vec->status[i] = EBADMSG;
1503                         else
1504                                 k++;
1505                 }
1506         }
1507
1508         return k;
1509 }
1510
1511 uint32_t
1512 aesni_mb_cpu_crypto_process_bulk(struct rte_cryptodev *dev,
1513         struct rte_cryptodev_sym_session *sess, union rte_crypto_sym_ofs sofs,
1514         struct rte_crypto_sym_vec *vec)
1515 {
1516         int32_t ret;
1517         uint32_t i, j, k, len;
1518         void *buf;
1519         JOB_AES_HMAC *job;
1520         MB_MGR *mb_mgr;
1521         struct aesni_mb_private *priv;
1522         struct aesni_mb_session *s;
1523         uint8_t tmp_dgst[vec->num][DIGEST_LENGTH_MAX];
1524
1525         s = get_sym_session_private_data(sess, dev->driver_id);
1526         if (s == NULL) {
1527                 aesni_mb_fill_error_code(vec, EINVAL);
1528                 return 0;
1529         }
1530
1531         /* get per-thread MB MGR, create one if needed */
1532         mb_mgr = RTE_PER_LCORE(sync_mb_mgr);
1533         if (mb_mgr == NULL) {
1534
1535                 priv = dev->data->dev_private;
1536                 mb_mgr = alloc_init_mb_mgr(priv->vector_mode);
1537                 if (mb_mgr == NULL) {
1538                         aesni_mb_fill_error_code(vec, ENOMEM);
1539                         return 0;
1540                 }
1541                 RTE_PER_LCORE(sync_mb_mgr) = mb_mgr;
1542         }
1543
1544         for (i = 0, j = 0, k = 0; i != vec->num; i++) {
1545
1546
1547                 ret = check_crypto_sgl(sofs, vec->sgl + i);
1548                 if (ret != 0) {
1549                         vec->status[i] = ret;
1550                         continue;
1551                 }
1552
1553                 buf = vec->sgl[i].vec[0].base;
1554                 len = vec->sgl[i].vec[0].len;
1555
1556                 job = IMB_GET_NEXT_JOB(mb_mgr);
1557                 if (job == NULL) {
1558                         k += flush_mb_sync_mgr(mb_mgr);
1559                         job = IMB_GET_NEXT_JOB(mb_mgr);
1560                         RTE_ASSERT(job != NULL);
1561                 }
1562
1563                 /* Submit job for processing */
1564                 set_cpu_mb_job_params(job, s, sofs, buf, len,
1565                         vec->iv[i], vec->aad[i], tmp_dgst[i],
1566                         &vec->status[i]);
1567                 job = submit_sync_job(mb_mgr);
1568                 j++;
1569
1570                 /* handle completed jobs */
1571                 k += handle_completed_sync_jobs(job, mb_mgr);
1572         }
1573
1574         /* flush remaining jobs */
1575         while (k != j)
1576                 k += flush_mb_sync_mgr(mb_mgr);
1577
1578         /* finish processing for successful jobs: check/update digest */
1579         if (k != 0) {
1580                 if (s->auth.operation == RTE_CRYPTO_AUTH_OP_VERIFY)
1581                         k = verify_sync_dgst(vec,
1582                                 (const uint8_t (*)[DIGEST_LENGTH_MAX])tmp_dgst,
1583                                 s->auth.req_digest_len);
1584                 else
1585                         k = generate_sync_dgst(vec,
1586                                 (const uint8_t (*)[DIGEST_LENGTH_MAX])tmp_dgst,
1587                                 s->auth.req_digest_len);
1588         }
1589
1590         return k;
1591 }
1592
1593 static int cryptodev_aesni_mb_remove(struct rte_vdev_device *vdev);
1594
1595 static uint64_t
1596 vec_mode_to_flags(enum aesni_mb_vector_mode mode)
1597 {
1598         switch (mode) {
1599         case RTE_AESNI_MB_SSE:
1600                 return RTE_CRYPTODEV_FF_CPU_SSE;
1601         case RTE_AESNI_MB_AVX:
1602                 return RTE_CRYPTODEV_FF_CPU_AVX;
1603         case RTE_AESNI_MB_AVX2:
1604                 return RTE_CRYPTODEV_FF_CPU_AVX2;
1605         case RTE_AESNI_MB_AVX512:
1606                 return RTE_CRYPTODEV_FF_CPU_AVX512;
1607         default:
1608                 AESNI_MB_LOG(ERR, "Unsupported vector mode %u\n", mode);
1609                 return 0;
1610         }
1611 }
1612
1613 static int
1614 cryptodev_aesni_mb_create(const char *name,
1615                         struct rte_vdev_device *vdev,
1616                         struct rte_cryptodev_pmd_init_params *init_params)
1617 {
1618         struct rte_cryptodev *dev;
1619         struct aesni_mb_private *internals;
1620         enum aesni_mb_vector_mode vector_mode;
1621         MB_MGR *mb_mgr;
1622
1623         dev = rte_cryptodev_pmd_create(name, &vdev->device, init_params);
1624         if (dev == NULL) {
1625                 AESNI_MB_LOG(ERR, "failed to create cryptodev vdev");
1626                 return -ENODEV;
1627         }
1628
1629         /* Check CPU for supported vector instruction set */
1630         if (rte_cpu_get_flag_enabled(RTE_CPUFLAG_AVX512F))
1631                 vector_mode = RTE_AESNI_MB_AVX512;
1632         else if (rte_cpu_get_flag_enabled(RTE_CPUFLAG_AVX2))
1633                 vector_mode = RTE_AESNI_MB_AVX2;
1634         else if (rte_cpu_get_flag_enabled(RTE_CPUFLAG_AVX))
1635                 vector_mode = RTE_AESNI_MB_AVX;
1636         else
1637                 vector_mode = RTE_AESNI_MB_SSE;
1638
1639         dev->driver_id = cryptodev_driver_id;
1640         dev->dev_ops = rte_aesni_mb_pmd_ops;
1641
1642         /* register rx/tx burst functions for data path */
1643         dev->dequeue_burst = aesni_mb_pmd_dequeue_burst;
1644         dev->enqueue_burst = aesni_mb_pmd_enqueue_burst;
1645
1646         dev->feature_flags = RTE_CRYPTODEV_FF_SYMMETRIC_CRYPTO |
1647                         RTE_CRYPTODEV_FF_SYM_OPERATION_CHAINING |
1648                         RTE_CRYPTODEV_FF_OOP_LB_IN_LB_OUT |
1649                         RTE_CRYPTODEV_FF_SYM_CPU_CRYPTO |
1650                         RTE_CRYPTODEV_FF_SYM_SESSIONLESS;
1651
1652         /* Check CPU for support for AES instruction set */
1653         if (rte_cpu_get_flag_enabled(RTE_CPUFLAG_AES))
1654                 dev->feature_flags |= RTE_CRYPTODEV_FF_CPU_AESNI;
1655         else
1656                 AESNI_MB_LOG(WARNING, "AES instructions not supported by CPU");
1657
1658         dev->feature_flags |= vec_mode_to_flags(vector_mode);
1659
1660         mb_mgr = alloc_init_mb_mgr(vector_mode);
1661         if (mb_mgr == NULL) {
1662                 rte_cryptodev_pmd_destroy(dev);
1663                 return -ENOMEM;
1664         }
1665
1666         /* Set vector instructions mode supported */
1667         internals = dev->data->dev_private;
1668
1669         internals->vector_mode = vector_mode;
1670         internals->max_nb_queue_pairs = init_params->max_nb_queue_pairs;
1671         internals->mb_mgr = mb_mgr;
1672
1673         AESNI_MB_LOG(INFO, "IPSec Multi-buffer library version used: %s\n",
1674                         imb_get_version_str());
1675         return 0;
1676 }
1677
1678 static int
1679 cryptodev_aesni_mb_probe(struct rte_vdev_device *vdev)
1680 {
1681         struct rte_cryptodev_pmd_init_params init_params = {
1682                 "",
1683                 sizeof(struct aesni_mb_private),
1684                 rte_socket_id(),
1685                 RTE_CRYPTODEV_PMD_DEFAULT_MAX_NB_QUEUE_PAIRS
1686         };
1687         const char *name, *args;
1688         int retval;
1689
1690         name = rte_vdev_device_name(vdev);
1691         if (name == NULL)
1692                 return -EINVAL;
1693
1694         args = rte_vdev_device_args(vdev);
1695
1696         retval = rte_cryptodev_pmd_parse_input_args(&init_params, args);
1697         if (retval) {
1698                 AESNI_MB_LOG(ERR, "Failed to parse initialisation arguments[%s]",
1699                                 args);
1700                 return -EINVAL;
1701         }
1702
1703         return cryptodev_aesni_mb_create(name, vdev, &init_params);
1704 }
1705
1706 static int
1707 cryptodev_aesni_mb_remove(struct rte_vdev_device *vdev)
1708 {
1709         struct rte_cryptodev *cryptodev;
1710         struct aesni_mb_private *internals;
1711         const char *name;
1712
1713         name = rte_vdev_device_name(vdev);
1714         if (name == NULL)
1715                 return -EINVAL;
1716
1717         cryptodev = rte_cryptodev_pmd_get_named_dev(name);
1718         if (cryptodev == NULL)
1719                 return -ENODEV;
1720
1721         internals = cryptodev->data->dev_private;
1722
1723         free_mb_mgr(internals->mb_mgr);
1724         if (RTE_PER_LCORE(sync_mb_mgr)) {
1725                 free_mb_mgr(RTE_PER_LCORE(sync_mb_mgr));
1726                 RTE_PER_LCORE(sync_mb_mgr) = NULL;
1727         }
1728
1729         return rte_cryptodev_pmd_destroy(cryptodev);
1730 }
1731
1732 static struct rte_vdev_driver cryptodev_aesni_mb_pmd_drv = {
1733         .probe = cryptodev_aesni_mb_probe,
1734         .remove = cryptodev_aesni_mb_remove
1735 };
1736
1737 static struct cryptodev_driver aesni_mb_crypto_drv;
1738
1739 RTE_PMD_REGISTER_VDEV(CRYPTODEV_NAME_AESNI_MB_PMD, cryptodev_aesni_mb_pmd_drv);
1740 RTE_PMD_REGISTER_ALIAS(CRYPTODEV_NAME_AESNI_MB_PMD, cryptodev_aesni_mb_pmd);
1741 RTE_PMD_REGISTER_PARAM_STRING(CRYPTODEV_NAME_AESNI_MB_PMD,
1742         "max_nb_queue_pairs=<int> "
1743         "socket_id=<int>");
1744 RTE_PMD_REGISTER_CRYPTO_DRIVER(aesni_mb_crypto_drv,
1745                 cryptodev_aesni_mb_pmd_drv.driver,
1746                 cryptodev_driver_id);
1747
1748 RTE_INIT(aesni_mb_init_log)
1749 {
1750         aesni_mb_logtype_driver = rte_log_register("pmd.crypto.aesni_mb");
1751 }