drivers/crypto/ccp/ccp_pmd_ops.c

   1 /*   SPDX-License-Identifier: BSD-3-Clause
   2  *   Copyright(c) 2018 Advanced Micro Devices, Inc. All rights reserved.
   3  */
   4
   5 #include <string.h>
   6
   7 #include <rte_common.h>
   8 #include <rte_cryptodev_pmd.h>
   9 #include <rte_malloc.h>
  10
  11 #include "ccp_pmd_private.h"
  12 #include "ccp_dev.h"
  13 #include "ccp_crypto.h"
  14
  15 #define CCP_BASE_SYM_CRYPTO_CAPABILITIES                                \
  16         {       /* SHA1 */                                              \
  17                 .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,                     \
  18                 {.sym = {                                               \
  19                         .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,        \
  20                         {.auth = {                                      \
  21                                  .algo = RTE_CRYPTO_AUTH_SHA1,          \
  22                                  .block_size = 64,                      \
  23                                  .key_size = {                          \
  24                                          .min = 0,                      \
  25                                          .max = 0,                      \
  26                                          .increment = 0                 \
  27                                  },                                     \
  28                                  .digest_size = {                       \
  29                                          .min = 20,                     \
  30                                          .max = 20,                     \
  31                                          .increment = 0                 \
  32                                  },                                     \
  33                                  .aad_size = { 0 }                      \
  34                          }, }                                           \
  35                 }, }                                                    \
  36         },                                                              \
  37         {       /* SHA1 HMAC */                                         \
  38                 .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,                     \
  39                 {.sym = {                                               \
  40                         .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,        \
  41                         {.auth = {                                      \
  42                                  .algo = RTE_CRYPTO_AUTH_SHA1_HMAC,     \
  43                                  .block_size = 64,                      \
  44                                  .key_size = {                          \
  45                                          .min = 1,                      \
  46                                          .max = 64,                     \
  47                                          .increment = 1                 \
  48                                  },                                     \
  49                                  .digest_size = {                       \
  50                                          .min = 20,                     \
  51                                          .max = 20,                     \
  52                                          .increment = 0                 \
  53                                  },                                     \
  54                                  .aad_size = { 0 }                      \
  55                          }, }                                           \
  56                 }, }                                                    \
  57         },                                                              \
  58         {       /* SHA224 */                                            \
  59                 .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,                     \
  60                 {.sym = {                                               \
  61                         .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,        \
  62                         {.auth = {                                      \
  63                                  .algo = RTE_CRYPTO_AUTH_SHA224,        \
  64                                  .block_size = 64,                      \
  65                                  .key_size = {                          \
  66                                          .min = 0,                      \
  67                                          .max = 0,                      \
  68                                          .increment = 0                 \
  69                                  },                                     \
  70                                  .digest_size = {                       \
  71                                          .min = 28,                     \
  72                                          .max = 28,                     \
  73                                          .increment = 0                 \
  74                                  },                                     \
  75                                  .aad_size = { 0 }                      \
  76                          }, }                                           \
  77                 }, }                                                    \
  78         },                                                              \
  79         {       /* SHA224 HMAC */                                       \
  80                 .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,                     \
  81                 {.sym = {                                               \
  82                         .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,        \
  83                         {.auth = {                                      \
  84                                  .algo = RTE_CRYPTO_AUTH_SHA224_HMAC,   \
  85                                  .block_size = 64,                      \
  86                                  .key_size = {                          \
  87                                          .min = 1,                      \
  88                                          .max = 64,                     \
  89                                          .increment = 1                 \
  90                                  },                                     \
  91                                  .digest_size = {                       \
  92                                          .min = 28,                     \
  93                                          .max = 28,                     \
  94                                          .increment = 0                 \
  95                                  },                                     \
  96                                  .aad_size = { 0 }                      \
  97                          }, }                                           \
  98                 }, }                                                    \
  99         },                                                              \
 100         {       /* SHA3-224 */                                          \
 101                 .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,                     \
 102                 {.sym = {                                               \
 103                         .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,        \
 104                         {.auth = {                                      \
 105                                  .algo = RTE_CRYPTO_AUTH_SHA3_224,      \
 106                                  .block_size = 144,                     \
 107                                  .key_size = {                          \
 108                                          .min = 0,                      \
 109                                          .max = 0,                      \
 110                                          .increment = 0                 \
 111                                  },                                     \
 112                                  .digest_size = {                       \
 113                                          .min = 28,                     \
 114                                          .max = 28,                     \
 115                                          .increment = 0                 \
 116                                  },                                     \
 117                                  .aad_size = { 0 }                      \
 118                          }, }                                           \
 119                 }, }                                                    \
 120         },                                                              \
 121         {       /* SHA3-224  HMAC*/                                     \
 122                 .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,                     \
 123                 {.sym = {                                               \
 124                         .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,        \
 125                         {.auth = {                                      \
 126                                  .algo = RTE_CRYPTO_AUTH_SHA3_224_HMAC, \
 127                                  .block_size = 144,                     \
 128                                  .key_size = {                          \
 129                                          .min = 1,                      \
 130                                          .max = 144,                    \
 131                                          .increment = 1                 \
 132                                  },                                     \
 133                                  .digest_size = {                       \
 134                                          .min = 28,                     \
 135                                          .max = 28,                     \
 136                                          .increment = 0                 \
 137                                  },                                     \
 138                                  .aad_size = { 0 }                      \
 139                          }, }                                           \
 140                 }, }                                                    \
 141         },                                                              \
 142         {       /* SHA256 */                                            \
 143                 .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,                     \
 144                 {.sym = {                                               \
 145                         .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,        \
 146                         {.auth = {                                      \
 147                                  .algo = RTE_CRYPTO_AUTH_SHA256,        \
 148                                  .block_size = 64,                      \
 149                                  .key_size = {                          \
 150                                          .min = 0,                      \
 151                                          .max = 0,                      \
 152                                          .increment = 0                 \
 153                                  },                                     \
 154                                  .digest_size = {                       \
 155                                          .min = 32,                     \
 156                                          .max = 32,                     \
 157                                          .increment = 0                 \
 158                                  },                                     \
 159                                  .aad_size = { 0 }                      \
 160                          }, }                                           \
 161                 }, }                                                    \
 162         },                                                              \
 163         {       /* SHA256 HMAC */                                       \
 164                 .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,                     \
 165                 {.sym = {                                               \
 166                         .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,        \
 167                         {.auth = {                                      \
 168                                  .algo = RTE_CRYPTO_AUTH_SHA256_HMAC,   \
 169                                  .block_size = 64,                      \
 170                                  .key_size = {                          \
 171                                          .min = 1,                      \
 172                                          .max = 64,                     \
 173                                          .increment = 1                 \
 174                                  },                                     \
 175                                  .digest_size = {                       \
 176                                          .min = 32,                     \
 177                                          .max = 32,                     \
 178                                          .increment = 0                 \
 179                                  },                                     \
 180                                  .aad_size = { 0 }                      \
 181                          }, }                                           \
 182                 }, }                                                    \
 183         },                                                              \
 184         {       /* SHA3-256 */                                          \
 185                 .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,                     \
 186                 {.sym = {                                               \
 187                         .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,        \
 188                         {.auth = {                                      \
 189                                  .algo = RTE_CRYPTO_AUTH_SHA3_256,      \
 190                                  .block_size = 136,                     \
 191                                  .key_size = {                          \
 192                                          .min = 0,                      \
 193                                          .max = 0,                      \
 194                                          .increment = 0                 \
 195                                  },                                     \
 196                                  .digest_size = {                       \
 197                                          .min = 32,                     \
 198                                          .max = 32,                     \
 199                                          .increment = 0                 \
 200                                  },                                     \
 201                                  .aad_size = { 0 }                      \
 202                          }, }                                           \
 203                 }, }                                                    \
 204         },                                                              \
 205         {       /* SHA3-256-HMAC */                                     \
 206                 .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,                     \
 207                 {.sym = {                                               \
 208                         .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,        \
 209                         {.auth = {                                      \
 210                                  .algo = RTE_CRYPTO_AUTH_SHA3_256_HMAC, \
 211                                  .block_size = 136,                     \
 212                                  .key_size = {                          \
 213                                          .min = 1,                      \
 214                                          .max = 136,                    \
 215                                          .increment = 1                 \
 216                                  },                                     \
 217                                  .digest_size = {                       \
 218                                          .min = 32,                     \
 219                                          .max = 32,                     \
 220                                          .increment = 0                 \
 221                                  },                                     \
 222                                  .aad_size = { 0 }                      \
 223                          }, }                                           \
 224                 }, }                                                    \
 225         },                                                              \
 226         {       /* SHA384 */                                            \
 227                 .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,                     \
 228                 {.sym = {                                               \
 229                         .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,        \
 230                         {.auth = {                                      \
 231                                  .algo = RTE_CRYPTO_AUTH_SHA384,        \
 232                                  .block_size = 128,                     \
 233                                  .key_size = {                          \
 234                                          .min = 0,                      \
 235                                          .max = 0,                      \
 236                                          .increment = 0                 \
 237                                  },                                     \
 238                                  .digest_size = {                       \
 239                                          .min = 48,                     \
 240                                          .max = 48,                     \
 241                                          .increment = 0                 \
 242                                  },                                     \
 243                                  .aad_size = { 0 }                      \
 244                          }, }                                           \
 245                 }, }                                                    \
 246         },                                                              \
 247         {       /* SHA384 HMAC */                                       \
 248                 .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,                     \
 249                 {.sym = {                                               \
 250                         .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,        \
 251                         {.auth = {                                      \
 252                                  .algo = RTE_CRYPTO_AUTH_SHA384_HMAC,   \
 253                                  .block_size = 128,                     \
 254                                  .key_size = {                          \
 255                                          .min = 1,                      \
 256                                          .max = 128,                    \
 257                                          .increment = 1                 \
 258                                  },                                     \
 259                                  .digest_size = {                       \
 260                                          .min = 48,                     \
 261                                          .max = 48,                     \
 262                                          .increment = 0                 \
 263                                  },                                     \
 264                                  .aad_size = { 0 }                      \
 265                          }, }                                           \
 266                 }, }                                                    \
 267         },                                                              \
 268         {       /* SHA3-384 */                                          \
 269                 .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,                     \
 270                 {.sym = {                                               \
 271                         .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,        \
 272                         {.auth = {                                      \
 273                                  .algo = RTE_CRYPTO_AUTH_SHA3_384,      \
 274                                  .block_size = 104,                     \
 275                                  .key_size = {                          \
 276                                          .min = 0,                      \
 277                                          .max = 0,                      \
 278                                          .increment = 0                 \
 279                                  },                                     \
 280                                  .digest_size = {                       \
 281                                          .min = 48,                     \
 282                                          .max = 48,                     \
 283                                          .increment = 0                 \
 284                                  },                                     \
 285                                  .aad_size = { 0 }                      \
 286                          }, }                                           \
 287                 }, }                                                    \
 288         },                                                              \
 289         {       /* SHA3-384-HMAC */                                     \
 290                 .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,                     \
 291                 {.sym = {                                               \
 292                         .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,        \
 293                         {.auth = {                                      \
 294                                  .algo = RTE_CRYPTO_AUTH_SHA3_384_HMAC, \
 295                                  .block_size = 104,                     \
 296                                  .key_size = {                          \
 297                                          .min = 1,                      \
 298                                          .max = 104,                    \
 299                                          .increment = 1                 \
 300                                  },                                     \
 301                                  .digest_size = {                       \
 302                                          .min = 48,                     \
 303                                          .max = 48,                     \
 304                                          .increment = 0                 \
 305                                  },                                     \
 306                                  .aad_size = { 0 }                      \
 307                          }, }                                           \
 308                 }, }                                                    \
 309         },                                                              \
 310         {       /* SHA512  */                                           \
 311                 .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,                     \
 312                 {.sym = {                                               \
 313                         .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,        \
 314                         {.auth = {                                      \
 315                                  .algo = RTE_CRYPTO_AUTH_SHA512,        \
 316                                  .block_size = 128,                     \
 317                                  .key_size = {                          \
 318                                          .min = 0,                      \
 319                                          .max = 0,                      \
 320                                          .increment = 0                 \
 321                                  },                                     \
 322                                  .digest_size = {                       \
 323                                          .min = 64,                     \
 324                                          .max = 64,                     \
 325                                          .increment = 0                 \
 326                                  },                                     \
 327                                  .aad_size = { 0 }                      \
 328                          }, }                                           \
 329                 }, }                                                    \
 330         },                                                              \
 331         {       /* SHA512 HMAC */                                       \
 332                 .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,                     \
 333                 {.sym = {                                               \
 334                         .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,        \
 335                         {.auth = {                                      \
 336                                  .algo = RTE_CRYPTO_AUTH_SHA512_HMAC,   \
 337                                  .block_size = 128,                     \
 338                                  .key_size = {                          \
 339                                          .min = 1,                      \
 340                                          .max = 128,                    \
 341                                          .increment = 1                 \
 342                                  },                                     \
 343                                  .digest_size = {                       \
 344                                          .min = 64,                     \
 345                                          .max = 64,                     \
 346                                          .increment = 0                 \
 347                                  },                                     \
 348                                  .aad_size = { 0 }                      \
 349                          }, }                                           \
 350                 }, }                                                    \
 351         },                                                              \
 352         {       /* SHA3-512  */                                         \
 353                 .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,                     \
 354                 {.sym = {                                               \
 355                         .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,        \
 356                         {.auth = {                                      \
 357                                  .algo = RTE_CRYPTO_AUTH_SHA3_512,      \
 358                                  .block_size = 72,                      \
 359                                  .key_size = {                          \
 360                                          .min = 0,                      \
 361                                          .max = 0,                      \
 362                                          .increment = 0                 \
 363                                  },                                     \
 364                                  .digest_size = {                       \
 365                                          .min = 64,                     \
 366                                          .max = 64,                     \
 367                                          .increment = 0                 \
 368                                  },                                     \
 369                                  .aad_size = { 0 }                      \
 370                          }, }                                           \
 371                 }, }                                                    \
 372         },                                                              \
 373         {       /* SHA3-512-HMAC  */                                    \
 374                 .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,                     \
 375                 {.sym = {                                               \
 376                         .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,        \
 377                         {.auth = {                                      \
 378                                  .algo = RTE_CRYPTO_AUTH_SHA3_512_HMAC, \
 379                                  .block_size = 72,                      \
 380                                  .key_size = {                          \
 381                                          .min = 1,                      \
 382                                          .max = 72,                     \
 383                                          .increment = 1                 \
 384                                  },                                     \
 385                                  .digest_size = {                       \
 386                                          .min = 64,                     \
 387                                          .max = 64,                     \
 388                                          .increment = 0                 \
 389                                  },                                     \
 390                                  .aad_size = { 0 }                      \
 391                         }, }                                            \
 392                 }, }                                                    \
 393         },                                                              \
 394         {       /*AES-CMAC */                                           \
 395                 .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,                     \
 396                 {.sym = {                                               \
 397                         .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,        \
 398                         {.auth = {                                      \
 399                                  .algo = RTE_CRYPTO_AUTH_AES_CMAC,      \
 400                                  .block_size = 16,                      \
 401                                  .key_size = {                          \
 402                                          .min = 16,                     \
 403                                          .max = 32,                     \
 404                                          .increment = 8                 \
 405                                  },                                     \
 406                                  .digest_size = {                       \
 407                                          .min = 16,                     \
 408                                          .max = 16,                     \
 409                                          .increment = 0                 \
 410                                  },                                     \
 411                         }, }                                            \
 412                 }, }                                                    \
 413         },                                                              \
 414         {       /* AES ECB */                                           \
 415                 .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,                     \
 416                 {.sym = {                                               \
 417                         .xform_type = RTE_CRYPTO_SYM_XFORM_CIPHER,      \
 418                         {.cipher = {                                    \
 419                                 .algo = RTE_CRYPTO_CIPHER_AES_ECB,      \
 420                                 .block_size = 16,                       \
 421                                 .key_size = {                           \
 422                                    .min = 16,                           \
 423                                    .max = 32,                           \
 424                                    .increment = 8                       \
 425                                 },                                      \
 426                                 .iv_size = {                            \
 427                                    .min = 0,                            \
 428                                    .max = 0,                            \
 429                                    .increment = 0                       \
 430                                 }                                       \
 431                         }, }                                            \
 432                 }, }                                                    \
 433         },                                                              \
 434         {       /* AES CBC */                                           \
 435                 .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,                     \
 436                 {.sym = {                                               \
 437                         .xform_type = RTE_CRYPTO_SYM_XFORM_CIPHER,      \
 438                         {.cipher = {                                    \
 439                                 .algo = RTE_CRYPTO_CIPHER_AES_CBC,      \
 440                                 .block_size = 16,                       \
 441                                 .key_size = {                           \
 442                                         .min = 16,                      \
 443                                         .max = 32,                      \
 444                                         .increment = 8                  \
 445                                 },                                      \
 446                                 .iv_size = {                            \
 447                                         .min = 16,                      \
 448                                         .max = 16,                      \
 449                                         .increment = 0                  \
 450                                 }                                       \
 451                         }, }                                            \
 452                 }, }                                                    \
 453         },                                                              \
 454         {       /* AES CTR */                                           \
 455                 .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,                     \
 456                 {.sym = {                                               \
 457                         .xform_type = RTE_CRYPTO_SYM_XFORM_CIPHER,      \
 458                         {.cipher = {                                    \
 459                                 .algo = RTE_CRYPTO_CIPHER_AES_CTR,      \
 460                                 .block_size = 16,                       \
 461                                 .key_size = {                           \
 462                                         .min = 16,                      \
 463                                         .max = 32,                      \
 464                                         .increment = 8                  \
 465                                 },                                      \
 466                                 .iv_size = {                            \
 467                                         .min = 16,                      \
 468                                         .max = 16,                      \
 469                                         .increment = 0                  \
 470                                 }                                       \
 471                         }, }                                            \
 472                 }, }                                                    \
 473         },                                                              \
 474         {       /* 3DES CBC */                                          \
 475                 .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,                     \
 476                 {.sym = {                                               \
 477                         .xform_type = RTE_CRYPTO_SYM_XFORM_CIPHER,      \
 478                         {.cipher = {                                    \
 479                                 .algo = RTE_CRYPTO_CIPHER_3DES_CBC,     \
 480                                 .block_size = 8,                        \
 481                                 .key_size = {                           \
 482                                         .min = 16,                      \
 483                                         .max = 24,                      \
 484                                         .increment = 8                  \
 485                                 },                                      \
 486                                 .iv_size = {                            \
 487                                         .min = 8,                       \
 488                                         .max = 8,                       \
 489                                         .increment = 0                  \
 490                                 }                                       \
 491                         }, }                                            \
 492                 }, }                                                    \
 493         },                                                              \
 494         {       /* AES GCM */                                           \
 495                 .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,                     \
 496                 {.sym = {                                               \
 497                         .xform_type = RTE_CRYPTO_SYM_XFORM_AEAD,        \
 498                         {.aead = {                                      \
 499                                  .algo = RTE_CRYPTO_AEAD_AES_GCM,       \
 500                                  .block_size = 16,                      \
 501                                  .key_size = {                          \
 502                                          .min = 16,                     \
 503                                          .max = 32,                     \
 504                                          .increment = 8                 \
 505                                  },                                     \
 506                                  .digest_size = {                       \
 507                                          .min = 16,                     \
 508                                          .max = 16,                     \
 509                                          .increment = 0                 \
 510                                  },                                     \
 511                                  .aad_size = {                          \
 512                                          .min = 0,                      \
 513                                          .max = 65535,                  \
 514                                          .increment = 1                 \
 515                                  },                                     \
 516                                  .iv_size = {                           \
 517                                          .min = 12,                     \
 518                                          .max = 16,                     \
 519                                          .increment = 4                 \
 520                                  },                                     \
 521                         }, }                                            \
 522                 }, }                                                    \
 523         }
 524
 525 #define CCP_EXTRA_SYM_CRYPTO_CAPABILITIES                               \
 526         {       /* MD5 HMAC */                                          \
 527                 .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,                     \
 528                 {.sym = {                                               \
 529                         .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,        \
 530                         {.auth = {                                      \
 531                                  .algo = RTE_CRYPTO_AUTH_MD5_HMAC,      \
 532                                  .block_size = 64,                      \
 533                                  .key_size = {                          \
 534                                          .min = 1,                      \
 535                                          .max = 64,                     \
 536                                          .increment = 1                 \
 537                                  },                                     \
 538                                  .digest_size = {                       \
 539                                          .min = 16,                     \
 540                                          .max = 16,                     \
 541                                          .increment = 0                 \
 542                                  },                                     \
 543                                  .aad_size = { 0 }                      \
 544                         }, }                                            \
 545                 }, }                                                    \
 546         }
 547
 548 static const struct rte_cryptodev_capabilities ccp_crypto_cap[] = {
 549         CCP_BASE_SYM_CRYPTO_CAPABILITIES,
 550         RTE_CRYPTODEV_END_OF_CAPABILITIES_LIST()
 551 };
 552
 553 static const struct rte_cryptodev_capabilities ccp_crypto_cap_complete[] = {
 554         CCP_EXTRA_SYM_CRYPTO_CAPABILITIES,
 555         CCP_BASE_SYM_CRYPTO_CAPABILITIES,
 556         RTE_CRYPTODEV_END_OF_CAPABILITIES_LIST()
 557 };
 558
 559 static int
 560 ccp_pmd_config(struct rte_cryptodev *dev __rte_unused,
 561                struct rte_cryptodev_config *config __rte_unused)
 562 {
 563         return 0;
 564 }
 565
 566 static int
 567 ccp_pmd_start(struct rte_cryptodev *dev)
 568 {
 569         return ccp_dev_start(dev);
 570 }
 571
 572 static void
 573 ccp_pmd_stop(struct rte_cryptodev *dev __rte_unused)
 574 {
 575
 576 }
 577
 578 static int
 579 ccp_pmd_close(struct rte_cryptodev *dev __rte_unused)
 580 {
 581         return 0;
 582 }
 583
 584 static void
 585 ccp_pmd_stats_get(struct rte_cryptodev *dev,
 586                   struct rte_cryptodev_stats *stats)
 587 {
 588         int qp_id;
 589
 590         for (qp_id = 0; qp_id < dev->data->nb_queue_pairs; qp_id++) {
 591                 struct ccp_qp *qp = dev->data->queue_pairs[qp_id];
 592
 593                 stats->enqueued_count += qp->qp_stats.enqueued_count;
 594                 stats->dequeued_count += qp->qp_stats.dequeued_count;
 595
 596                 stats->enqueue_err_count += qp->qp_stats.enqueue_err_count;
 597                 stats->dequeue_err_count += qp->qp_stats.dequeue_err_count;
 598         }
 599
 600 }
 601
 602 static void
 603 ccp_pmd_stats_reset(struct rte_cryptodev *dev)
 604 {
 605         int qp_id;
 606
 607         for (qp_id = 0; qp_id < dev->data->nb_queue_pairs; qp_id++) {
 608                 struct ccp_qp *qp = dev->data->queue_pairs[qp_id];
 609
 610                 memset(&qp->qp_stats, 0, sizeof(qp->qp_stats));
 611         }
 612 }
 613
 614 static void
 615 ccp_pmd_info_get(struct rte_cryptodev *dev,
 616                  struct rte_cryptodev_info *dev_info)
 617 {
 618         struct ccp_private *internals = dev->data->dev_private;
 619
 620         if (dev_info != NULL) {
 621                 dev_info->driver_id = dev->driver_id;
 622                 dev_info->feature_flags = dev->feature_flags;
 623                 dev_info->capabilities = ccp_crypto_cap;
 624                 if (internals->auth_opt == 1)
 625                         dev_info->capabilities = ccp_crypto_cap_complete;
 626                 dev_info->max_nb_queue_pairs = internals->max_nb_qpairs;
 627                 /* No limit of number of sessions */
 628                 dev_info->sym.max_nb_sessions = 0;
 629         }
 630 }
 631
 632 static int
 633 ccp_pmd_qp_release(struct rte_cryptodev *dev, uint16_t qp_id)
 634 {
 635         struct ccp_qp *qp;
 636
 637         if (dev->data->queue_pairs[qp_id] != NULL) {
 638                 qp = (struct ccp_qp *)dev->data->queue_pairs[qp_id];
 639                 rte_ring_free(qp->processed_pkts);
 640                 rte_mempool_free(qp->batch_mp);
 641                 rte_free(qp);
 642                 dev->data->queue_pairs[qp_id] = NULL;
 643         }
 644         return 0;
 645 }
 646
 647 static int
 648 ccp_pmd_qp_set_unique_name(struct rte_cryptodev *dev,
 649                 struct ccp_qp *qp)
 650 {
 651         unsigned int n = snprintf(qp->name, sizeof(qp->name),
 652                         "ccp_pmd_%u_qp_%u",
 653                         dev->data->dev_id, qp->id);
 654
 655         if (n > sizeof(qp->name))
 656                 return -1;
 657
 658         return 0;
 659 }
 660
 661 static struct rte_ring *
 662 ccp_pmd_qp_create_batch_info_ring(struct ccp_qp *qp,
 663                                   unsigned int ring_size, int socket_id)
 664 {
 665         struct rte_ring *r;
 666
 667         r = rte_ring_lookup(qp->name);
 668         if (r) {
 669                 if (r->size >= ring_size) {
 670                         CCP_LOG_INFO(
 671                                 "Reusing ring %s for processed packets",
 672                                 qp->name);
 673                         return r;
 674                 }
 675                 CCP_LOG_INFO(
 676                         "Unable to reuse ring %s for processed packets",
 677                          qp->name);
 678                 return NULL;
 679         }
 680
 681         return rte_ring_create(qp->name, ring_size, socket_id,
 682                         RING_F_SP_ENQ | RING_F_SC_DEQ);
 683 }
 684
 685 static int
 686 ccp_pmd_qp_setup(struct rte_cryptodev *dev, uint16_t qp_id,
 687                  const struct rte_cryptodev_qp_conf *qp_conf,
 688                  int socket_id)
 689 {
 690         struct ccp_private *internals = dev->data->dev_private;
 691         struct ccp_qp *qp;
 692         int retval = 0;
 693
 694         if (qp_id >= internals->max_nb_qpairs) {
 695                 CCP_LOG_ERR("Invalid qp_id %u, should be less than %u",
 696                             qp_id, internals->max_nb_qpairs);
 697                 return (-EINVAL);
 698         }
 699
 700         /* Free memory prior to re-allocation if needed. */
 701         if (dev->data->queue_pairs[qp_id] != NULL)
 702                 ccp_pmd_qp_release(dev, qp_id);
 703
 704         /* Allocate the queue pair data structure. */
 705         qp = rte_zmalloc_socket("CCP Crypto PMD Queue Pair", sizeof(*qp),
 706                                         RTE_CACHE_LINE_SIZE, socket_id);
 707         if (qp == NULL) {
 708                 CCP_LOG_ERR("Failed to allocate queue pair memory");
 709                 return (-ENOMEM);
 710         }
 711
 712         qp->dev = dev;
 713         qp->id = qp_id;
 714         dev->data->queue_pairs[qp_id] = qp;
 715
 716         retval = ccp_pmd_qp_set_unique_name(dev, qp);
 717         if (retval) {
 718                 CCP_LOG_ERR("Failed to create unique name for ccp qp");
 719                 goto qp_setup_cleanup;
 720         }
 721
 722         qp->processed_pkts = ccp_pmd_qp_create_batch_info_ring(qp,
 723                         qp_conf->nb_descriptors, socket_id);
 724         if (qp->processed_pkts == NULL) {
 725                 CCP_LOG_ERR("Failed to create batch info ring");
 726                 goto qp_setup_cleanup;
 727         }
 728
 729         qp->sess_mp = qp_conf->mp_session;
 730         qp->sess_mp_priv = qp_conf->mp_session_private;
 731
 732         /* mempool for batch info */
 733         qp->batch_mp = rte_mempool_create(
 734                                 qp->name,
 735                                 qp_conf->nb_descriptors,
 736                                 sizeof(struct ccp_batch_info),
 737                                 RTE_CACHE_LINE_SIZE,
 738                                 0, NULL, NULL, NULL, NULL,
 739                                 SOCKET_ID_ANY, 0);
 740         if (qp->batch_mp == NULL)
 741                 goto qp_setup_cleanup;
 742         memset(&qp->qp_stats, 0, sizeof(qp->qp_stats));
 743         return 0;
 744
 745 qp_setup_cleanup:
 746         dev->data->queue_pairs[qp_id] = NULL;
 747         if (qp)
 748                 rte_free(qp);
 749         return -1;
 750 }
 751
 752 static uint32_t
 753 ccp_pmd_qp_count(struct rte_cryptodev *dev)
 754 {
 755         return dev->data->nb_queue_pairs;
 756 }
 757
 758 static unsigned
 759 ccp_pmd_sym_session_get_size(struct rte_cryptodev *dev __rte_unused)
 760 {
 761         return sizeof(struct ccp_session);
 762 }
 763
 764 static int
 765 ccp_pmd_sym_session_configure(struct rte_cryptodev *dev,
 766                           struct rte_crypto_sym_xform *xform,
 767                           struct rte_cryptodev_sym_session *sess,
 768                           struct rte_mempool *mempool)
 769 {
 770         int ret;
 771         void *sess_private_data;
 772         struct ccp_private *internals;
 773
 774         if (unlikely(sess == NULL || xform == NULL)) {
 775                 CCP_LOG_ERR("Invalid session struct or xform");
 776                 return -ENOMEM;
 777         }
 778
 779         if (rte_mempool_get(mempool, &sess_private_data)) {
 780                 CCP_LOG_ERR("Couldn't get object from session mempool");
 781                 return -ENOMEM;
 782         }
 783         internals = (struct ccp_private *)dev->data->dev_private;
 784         ret = ccp_set_session_parameters(sess_private_data, xform, internals);
 785         if (ret != 0) {
 786                 CCP_LOG_ERR("failed configure session parameters");
 787
 788                 /* Return session to mempool */
 789                 rte_mempool_put(mempool, sess_private_data);
 790                 return ret;
 791         }
 792         set_sym_session_private_data(sess, dev->driver_id,
 793                                  sess_private_data);
 794
 795         return 0;
 796 }
 797
 798 static void
 799 ccp_pmd_sym_session_clear(struct rte_cryptodev *dev,
 800                       struct rte_cryptodev_sym_session *sess)
 801 {
 802         uint8_t index = dev->driver_id;
 803         void *sess_priv = get_sym_session_private_data(sess, index);
 804
 805         if (sess_priv) {
 806                 struct rte_mempool *sess_mp = rte_mempool_from_obj(sess_priv);
 807
 808                 rte_mempool_put(sess_mp, sess_priv);
 809                 memset(sess_priv, 0, sizeof(struct ccp_session));
 810                 set_sym_session_private_data(sess, index, NULL);
 811         }
 812 }
 813
 814 struct rte_cryptodev_ops ccp_ops = {
 815                 .dev_configure          = ccp_pmd_config,
 816                 .dev_start              = ccp_pmd_start,
 817                 .dev_stop               = ccp_pmd_stop,
 818                 .dev_close              = ccp_pmd_close,
 819
 820                 .stats_get              = ccp_pmd_stats_get,
 821                 .stats_reset            = ccp_pmd_stats_reset,
 822
 823                 .dev_infos_get          = ccp_pmd_info_get,
 824
 825                 .queue_pair_setup       = ccp_pmd_qp_setup,
 826                 .queue_pair_release     = ccp_pmd_qp_release,
 827                 .queue_pair_count       = ccp_pmd_qp_count,
 828
 829                 .sym_session_get_size   = ccp_pmd_sym_session_get_size,
 830                 .sym_session_configure  = ccp_pmd_sym_session_configure,
 831                 .sym_session_clear      = ccp_pmd_sym_session_clear,
 832 };
 833
 834 struct rte_cryptodev_ops *ccp_pmd_ops = &ccp_ops;