1 /* SPDX-License-Identifier: BSD-3-Clause 2 * 3 * Copyright (c) 2016 Freescale Semiconductor, Inc. All rights reserved. 4 * Copyright 2017-2018 NXP 5 * 6 */ 7 8 #include <fcntl.h> 9 #include <unistd.h> 10 #include <sched.h> 11 #include <net/if.h> 12 13 #include <rte_byteorder.h> 14 #include <rte_common.h> 15 #include <rte_cryptodev_pmd.h> 16 #include <rte_crypto.h> 17 #include <rte_cryptodev.h> 18 #include <rte_security_driver.h> 19 #include <rte_cycles.h> 20 #include <rte_dev.h> 21 #include <rte_kvargs.h> 22 #include <rte_malloc.h> 23 #include <rte_mbuf.h> 24 #include <rte_memcpy.h> 25 #include <rte_string_fns.h> 26 #include <rte_spinlock.h> 27 28 #include <fsl_usd.h> 29 #include <fsl_qman.h> 30 #include <of.h> 31 32 /* RTA header files */ 33 #include <hw/desc/common.h> 34 #include <hw/desc/algo.h> 35 #include <hw/desc/ipsec.h> 36 37 #include <rte_dpaa_bus.h> 38 #include <dpaa_sec.h> 39 #include <dpaa_sec_log.h> 40 41 enum rta_sec_era rta_sec_era; 42 43 int dpaa_logtype_sec; 44 45 static uint8_t cryptodev_driver_id; 46 47 static __thread struct rte_crypto_op **dpaa_sec_ops; 48 static __thread int dpaa_sec_op_nb; 49 50 static int 51 dpaa_sec_attach_sess_q(struct dpaa_sec_qp *qp, dpaa_sec_session *sess); 52 53 static inline void 54 dpaa_sec_op_ending(struct dpaa_sec_op_ctx *ctx) 55 { 56 if (!ctx->fd_status) { 57 ctx->op->status = RTE_CRYPTO_OP_STATUS_SUCCESS; 58 } else { 59 DPAA_SEC_DP_WARN("SEC return err: 0x%x", ctx->fd_status); 60 ctx->op->status = RTE_CRYPTO_OP_STATUS_ERROR; 61 } 62 63 /* report op status to sym->op and then free the ctx memeory */ 64 rte_mempool_put(ctx->ctx_pool, (void *)ctx); 65 } 66 67 static inline struct dpaa_sec_op_ctx * 68 dpaa_sec_alloc_ctx(dpaa_sec_session *ses) 69 { 70 struct dpaa_sec_op_ctx *ctx; 71 int retval; 72 73 retval = rte_mempool_get(ses->ctx_pool, (void **)(&ctx)); 74 if (!ctx || retval) { 75 DPAA_SEC_DP_WARN("Alloc sec descriptor failed!"); 76 return NULL; 77 } 78 /* 79 * Clear SG memory. There are 16 SG entries of 16 Bytes each. 80 * one call to dcbz_64() clear 64 bytes, hence calling it 4 times 81 * to clear all the SG entries. dpaa_sec_alloc_ctx() is called for 82 * each packet, memset is costlier than dcbz_64(). 83 */ 84 dcbz_64(&ctx->job.sg[SG_CACHELINE_0]); 85 dcbz_64(&ctx->job.sg[SG_CACHELINE_1]); 86 dcbz_64(&ctx->job.sg[SG_CACHELINE_2]); 87 dcbz_64(&ctx->job.sg[SG_CACHELINE_3]); 88 89 ctx->ctx_pool = ses->ctx_pool; 90 ctx->vtop_offset = (size_t) ctx 91 - rte_mempool_virt2iova(ctx); 92 93 return ctx; 94 } 95 96 static inline rte_iova_t 97 dpaa_mem_vtop(void *vaddr) 98 { 99 const struct rte_memseg *ms; 100 101 ms = rte_mem_virt2memseg(vaddr, NULL); 102 if (ms) 103 return ms->iova + RTE_PTR_DIFF(vaddr, ms->addr); 104 return (size_t)NULL; 105 } 106 107 static inline void * 108 dpaa_mem_ptov(rte_iova_t paddr) 109 { 110 return rte_mem_iova2virt(paddr); 111 } 112 113 static void 114 ern_sec_fq_handler(struct qman_portal *qm __rte_unused, 115 struct qman_fq *fq, 116 const struct qm_mr_entry *msg) 117 { 118 DPAA_SEC_DP_ERR("sec fq %d error, RC = %x, seqnum = %x\n", 119 fq->fqid, msg->ern.rc, msg->ern.seqnum); 120 } 121 122 /* initialize the queue with dest chan as caam chan so that 123 * all the packets in this queue could be dispatched into caam 124 */ 125 static int 126 dpaa_sec_init_rx(struct qman_fq *fq_in, rte_iova_t hwdesc, 127 uint32_t fqid_out) 128 { 129 struct qm_mcc_initfq fq_opts; 130 uint32_t flags; 131 int ret = -1; 132 133 /* Clear FQ options */ 134 memset(&fq_opts, 0x00, sizeof(struct qm_mcc_initfq)); 135 136 flags = QMAN_INITFQ_FLAG_SCHED; 137 fq_opts.we_mask = QM_INITFQ_WE_DESTWQ | QM_INITFQ_WE_CONTEXTA | 138 QM_INITFQ_WE_CONTEXTB; 139 140 qm_fqd_context_a_set64(&fq_opts.fqd, hwdesc); 141 fq_opts.fqd.context_b = fqid_out; 142 fq_opts.fqd.dest.channel = qm_channel_caam; 143 fq_opts.fqd.dest.wq = 0; 144 145 fq_in->cb.ern = ern_sec_fq_handler; 146 147 DPAA_SEC_DEBUG("in-%x out-%x", fq_in->fqid, fqid_out); 148 149 ret = qman_init_fq(fq_in, flags, &fq_opts); 150 if (unlikely(ret != 0)) 151 DPAA_SEC_ERR("qman_init_fq failed %d", ret); 152 153 return ret; 154 } 155 156 /* something is put into in_fq and caam put the crypto result into out_fq */ 157 static enum qman_cb_dqrr_result 158 dqrr_out_fq_cb_rx(struct qman_portal *qm __always_unused, 159 struct qman_fq *fq __always_unused, 160 const struct qm_dqrr_entry *dqrr) 161 { 162 const struct qm_fd *fd; 163 struct dpaa_sec_job *job; 164 struct dpaa_sec_op_ctx *ctx; 165 166 if (dpaa_sec_op_nb >= DPAA_SEC_BURST) 167 return qman_cb_dqrr_defer; 168 169 if (!(dqrr->stat & QM_DQRR_STAT_FD_VALID)) 170 return qman_cb_dqrr_consume; 171 172 fd = &dqrr->fd; 173 /* sg is embedded in an op ctx, 174 * sg[0] is for output 175 * sg[1] for input 176 */ 177 job = dpaa_mem_ptov(qm_fd_addr_get64(fd)); 178 179 ctx = container_of(job, struct dpaa_sec_op_ctx, job); 180 ctx->fd_status = fd->status; 181 if (ctx->op->sess_type == RTE_CRYPTO_OP_SECURITY_SESSION) { 182 struct qm_sg_entry *sg_out; 183 uint32_t len; 184 185 sg_out = &job->sg[0]; 186 hw_sg_to_cpu(sg_out); 187 len = sg_out->length; 188 ctx->op->sym->m_src->pkt_len = len; 189 ctx->op->sym->m_src->data_len = len; 190 } 191 dpaa_sec_ops[dpaa_sec_op_nb++] = ctx->op; 192 dpaa_sec_op_ending(ctx); 193 194 return qman_cb_dqrr_consume; 195 } 196 197 /* caam result is put into this queue */ 198 static int 199 dpaa_sec_init_tx(struct qman_fq *fq) 200 { 201 int ret; 202 struct qm_mcc_initfq opts; 203 uint32_t flags; 204 205 flags = QMAN_FQ_FLAG_NO_ENQUEUE | QMAN_FQ_FLAG_LOCKED | 206 QMAN_FQ_FLAG_DYNAMIC_FQID; 207 208 ret = qman_create_fq(0, flags, fq); 209 if (unlikely(ret)) { 210 DPAA_SEC_ERR("qman_create_fq failed"); 211 return ret; 212 } 213 214 memset(&opts, 0, sizeof(opts)); 215 opts.we_mask = QM_INITFQ_WE_DESTWQ | QM_INITFQ_WE_FQCTRL | 216 QM_INITFQ_WE_CONTEXTA | QM_INITFQ_WE_CONTEXTB; 217 218 /* opts.fqd.dest.channel = dpaa_sec_pool_chan; */ 219 220 fq->cb.dqrr = dqrr_out_fq_cb_rx; 221 fq->cb.ern = ern_sec_fq_handler; 222 223 ret = qman_init_fq(fq, 0, &opts); 224 if (unlikely(ret)) { 225 DPAA_SEC_ERR("unable to init caam source fq!"); 226 return ret; 227 } 228 229 return ret; 230 } 231 232 static inline int is_cipher_only(dpaa_sec_session *ses) 233 { 234 return ((ses->cipher_alg != RTE_CRYPTO_CIPHER_NULL) && 235 (ses->auth_alg == RTE_CRYPTO_AUTH_NULL)); 236 } 237 238 static inline int is_auth_only(dpaa_sec_session *ses) 239 { 240 return ((ses->cipher_alg == RTE_CRYPTO_CIPHER_NULL) && 241 (ses->auth_alg != RTE_CRYPTO_AUTH_NULL)); 242 } 243 244 static inline int is_aead(dpaa_sec_session *ses) 245 { 246 return ((ses->cipher_alg == 0) && 247 (ses->auth_alg == 0) && 248 (ses->aead_alg != 0)); 249 } 250 251 static inline int is_auth_cipher(dpaa_sec_session *ses) 252 { 253 return ((ses->cipher_alg != RTE_CRYPTO_CIPHER_NULL) && 254 (ses->auth_alg != RTE_CRYPTO_AUTH_NULL) && 255 (ses->proto_alg != RTE_SECURITY_PROTOCOL_IPSEC)); 256 } 257 258 static inline int is_proto_ipsec(dpaa_sec_session *ses) 259 { 260 return (ses->proto_alg == RTE_SECURITY_PROTOCOL_IPSEC); 261 } 262 263 static inline int is_encode(dpaa_sec_session *ses) 264 { 265 return ses->dir == DIR_ENC; 266 } 267 268 static inline int is_decode(dpaa_sec_session *ses) 269 { 270 return ses->dir == DIR_DEC; 271 } 272 273 static inline void 274 caam_auth_alg(dpaa_sec_session *ses, struct alginfo *alginfo_a) 275 { 276 switch (ses->auth_alg) { 277 case RTE_CRYPTO_AUTH_NULL: 278 alginfo_a->algtype = 279 (ses->proto_alg == RTE_SECURITY_PROTOCOL_IPSEC) ? 280 OP_PCL_IPSEC_HMAC_NULL : 0; 281 ses->digest_length = 0; 282 break; 283 case RTE_CRYPTO_AUTH_MD5_HMAC: 284 alginfo_a->algtype = 285 (ses->proto_alg == RTE_SECURITY_PROTOCOL_IPSEC) ? 286 OP_PCL_IPSEC_HMAC_MD5_96 : OP_ALG_ALGSEL_MD5; 287 alginfo_a->algmode = OP_ALG_AAI_HMAC; 288 break; 289 case RTE_CRYPTO_AUTH_SHA1_HMAC: 290 alginfo_a->algtype = 291 (ses->proto_alg == RTE_SECURITY_PROTOCOL_IPSEC) ? 292 OP_PCL_IPSEC_HMAC_SHA1_96 : OP_ALG_ALGSEL_SHA1; 293 alginfo_a->algmode = OP_ALG_AAI_HMAC; 294 break; 295 case RTE_CRYPTO_AUTH_SHA224_HMAC: 296 alginfo_a->algtype = 297 (ses->proto_alg == RTE_SECURITY_PROTOCOL_IPSEC) ? 298 OP_PCL_IPSEC_HMAC_SHA1_160 : OP_ALG_ALGSEL_SHA224; 299 alginfo_a->algmode = OP_ALG_AAI_HMAC; 300 break; 301 case RTE_CRYPTO_AUTH_SHA256_HMAC: 302 alginfo_a->algtype = 303 (ses->proto_alg == RTE_SECURITY_PROTOCOL_IPSEC) ? 304 OP_PCL_IPSEC_HMAC_SHA2_256_128 : OP_ALG_ALGSEL_SHA256; 305 alginfo_a->algmode = OP_ALG_AAI_HMAC; 306 break; 307 case RTE_CRYPTO_AUTH_SHA384_HMAC: 308 alginfo_a->algtype = 309 (ses->proto_alg == RTE_SECURITY_PROTOCOL_IPSEC) ? 310 OP_PCL_IPSEC_HMAC_SHA2_384_192 : OP_ALG_ALGSEL_SHA384; 311 alginfo_a->algmode = OP_ALG_AAI_HMAC; 312 break; 313 case RTE_CRYPTO_AUTH_SHA512_HMAC: 314 alginfo_a->algtype = 315 (ses->proto_alg == RTE_SECURITY_PROTOCOL_IPSEC) ? 316 OP_PCL_IPSEC_HMAC_SHA2_512_256 : OP_ALG_ALGSEL_SHA512; 317 alginfo_a->algmode = OP_ALG_AAI_HMAC; 318 break; 319 default: 320 DPAA_SEC_ERR("unsupported auth alg %u", ses->auth_alg); 321 } 322 } 323 324 static inline void 325 caam_cipher_alg(dpaa_sec_session *ses, struct alginfo *alginfo_c) 326 { 327 switch (ses->cipher_alg) { 328 case RTE_CRYPTO_CIPHER_NULL: 329 alginfo_c->algtype = 330 (ses->proto_alg == RTE_SECURITY_PROTOCOL_IPSEC) ? 331 OP_PCL_IPSEC_NULL : 0; 332 break; 333 case RTE_CRYPTO_CIPHER_AES_CBC: 334 alginfo_c->algtype = 335 (ses->proto_alg == RTE_SECURITY_PROTOCOL_IPSEC) ? 336 OP_PCL_IPSEC_AES_CBC : OP_ALG_ALGSEL_AES; 337 alginfo_c->algmode = OP_ALG_AAI_CBC; 338 break; 339 case RTE_CRYPTO_CIPHER_3DES_CBC: 340 alginfo_c->algtype = 341 (ses->proto_alg == RTE_SECURITY_PROTOCOL_IPSEC) ? 342 OP_PCL_IPSEC_3DES : OP_ALG_ALGSEL_3DES; 343 alginfo_c->algmode = OP_ALG_AAI_CBC; 344 break; 345 case RTE_CRYPTO_CIPHER_AES_CTR: 346 alginfo_c->algtype = 347 (ses->proto_alg == RTE_SECURITY_PROTOCOL_IPSEC) ? 348 OP_PCL_IPSEC_AES_CTR : OP_ALG_ALGSEL_AES; 349 alginfo_c->algmode = OP_ALG_AAI_CTR; 350 break; 351 default: 352 DPAA_SEC_ERR("unsupported cipher alg %d", ses->cipher_alg); 353 } 354 } 355 356 static inline void 357 caam_aead_alg(dpaa_sec_session *ses, struct alginfo *alginfo) 358 { 359 switch (ses->aead_alg) { 360 case RTE_CRYPTO_AEAD_AES_GCM: 361 alginfo->algtype = OP_ALG_ALGSEL_AES; 362 alginfo->algmode = OP_ALG_AAI_GCM; 363 break; 364 default: 365 DPAA_SEC_ERR("unsupported AEAD alg %d", ses->aead_alg); 366 } 367 } 368 369 /* prepare ipsec proto command block of the session */ 370 static int 371 dpaa_sec_prep_ipsec_cdb(dpaa_sec_session *ses) 372 { 373 struct alginfo cipherdata = {0}, authdata = {0}; 374 struct sec_cdb *cdb = &ses->cdb; 375 int32_t shared_desc_len = 0; 376 int err; 377 #if RTE_BYTE_ORDER == RTE_BIG_ENDIAN 378 int swap = false; 379 #else 380 int swap = true; 381 #endif 382 383 caam_cipher_alg(ses, &cipherdata); 384 if (cipherdata.algtype == (unsigned int)DPAA_SEC_ALG_UNSUPPORT) { 385 DPAA_SEC_ERR("not supported cipher alg"); 386 return -ENOTSUP; 387 } 388 389 cipherdata.key = (size_t)ses->cipher_key.data; 390 cipherdata.keylen = ses->cipher_key.length; 391 cipherdata.key_enc_flags = 0; 392 cipherdata.key_type = RTA_DATA_IMM; 393 394 caam_auth_alg(ses, &authdata); 395 if (authdata.algtype == (unsigned int)DPAA_SEC_ALG_UNSUPPORT) { 396 DPAA_SEC_ERR("not supported auth alg"); 397 return -ENOTSUP; 398 } 399 400 authdata.key = (size_t)ses->auth_key.data; 401 authdata.keylen = ses->auth_key.length; 402 authdata.key_enc_flags = 0; 403 authdata.key_type = RTA_DATA_IMM; 404 405 cdb->sh_desc[0] = cipherdata.keylen; 406 cdb->sh_desc[1] = authdata.keylen; 407 err = rta_inline_query(IPSEC_AUTH_VAR_AES_DEC_BASE_DESC_LEN, 408 MIN_JOB_DESC_SIZE, 409 (unsigned int *)cdb->sh_desc, 410 &cdb->sh_desc[2], 2); 411 412 if (err < 0) { 413 DPAA_SEC_ERR("Crypto: Incorrect key lengths"); 414 return err; 415 } 416 if (cdb->sh_desc[2] & 1) 417 cipherdata.key_type = RTA_DATA_IMM; 418 else { 419 cipherdata.key = (size_t)dpaa_mem_vtop( 420 (void *)(size_t)cipherdata.key); 421 cipherdata.key_type = RTA_DATA_PTR; 422 } 423 if (cdb->sh_desc[2] & (1<<1)) 424 authdata.key_type = RTA_DATA_IMM; 425 else { 426 authdata.key = (size_t)dpaa_mem_vtop( 427 (void *)(size_t)authdata.key); 428 authdata.key_type = RTA_DATA_PTR; 429 } 430 431 cdb->sh_desc[0] = 0; 432 cdb->sh_desc[1] = 0; 433 cdb->sh_desc[2] = 0; 434 if (ses->dir == DIR_ENC) { 435 shared_desc_len = cnstr_shdsc_ipsec_new_encap( 436 cdb->sh_desc, 437 true, swap, SHR_SERIAL, 438 &ses->encap_pdb, 439 (uint8_t *)&ses->ip4_hdr, 440 &cipherdata, &authdata); 441 } else if (ses->dir == DIR_DEC) { 442 shared_desc_len = cnstr_shdsc_ipsec_new_decap( 443 cdb->sh_desc, 444 true, swap, SHR_SERIAL, 445 &ses->decap_pdb, 446 &cipherdata, &authdata); 447 } 448 return shared_desc_len; 449 } 450 451 /* prepare command block of the session */ 452 static int 453 dpaa_sec_prep_cdb(dpaa_sec_session *ses) 454 { 455 struct alginfo alginfo_c = {0}, alginfo_a = {0}, alginfo = {0}; 456 int32_t shared_desc_len = 0; 457 struct sec_cdb *cdb = &ses->cdb; 458 int err; 459 #if RTE_BYTE_ORDER == RTE_BIG_ENDIAN 460 int swap = false; 461 #else 462 int swap = true; 463 #endif 464 465 memset(cdb, 0, sizeof(struct sec_cdb)); 466 467 if (is_proto_ipsec(ses)) { 468 shared_desc_len = dpaa_sec_prep_ipsec_cdb(ses); 469 } else if (is_cipher_only(ses)) { 470 caam_cipher_alg(ses, &alginfo_c); 471 if (alginfo_c.algtype == (unsigned int)DPAA_SEC_ALG_UNSUPPORT) { 472 DPAA_SEC_ERR("not supported cipher alg"); 473 return -ENOTSUP; 474 } 475 476 alginfo_c.key = (size_t)ses->cipher_key.data; 477 alginfo_c.keylen = ses->cipher_key.length; 478 alginfo_c.key_enc_flags = 0; 479 alginfo_c.key_type = RTA_DATA_IMM; 480 481 shared_desc_len = cnstr_shdsc_blkcipher( 482 cdb->sh_desc, true, 483 swap, &alginfo_c, 484 NULL, 485 ses->iv.length, 486 ses->dir); 487 } else if (is_auth_only(ses)) { 488 caam_auth_alg(ses, &alginfo_a); 489 if (alginfo_a.algtype == (unsigned int)DPAA_SEC_ALG_UNSUPPORT) { 490 DPAA_SEC_ERR("not supported auth alg"); 491 return -ENOTSUP; 492 } 493 494 alginfo_a.key = (size_t)ses->auth_key.data; 495 alginfo_a.keylen = ses->auth_key.length; 496 alginfo_a.key_enc_flags = 0; 497 alginfo_a.key_type = RTA_DATA_IMM; 498 499 shared_desc_len = cnstr_shdsc_hmac(cdb->sh_desc, true, 500 swap, &alginfo_a, 501 !ses->dir, 502 ses->digest_length); 503 } else if (is_aead(ses)) { 504 caam_aead_alg(ses, &alginfo); 505 if (alginfo.algtype == (unsigned int)DPAA_SEC_ALG_UNSUPPORT) { 506 DPAA_SEC_ERR("not supported aead alg"); 507 return -ENOTSUP; 508 } 509 alginfo.key = (size_t)ses->aead_key.data; 510 alginfo.keylen = ses->aead_key.length; 511 alginfo.key_enc_flags = 0; 512 alginfo.key_type = RTA_DATA_IMM; 513 514 if (ses->dir == DIR_ENC) 515 shared_desc_len = cnstr_shdsc_gcm_encap( 516 cdb->sh_desc, true, swap, 517 &alginfo, 518 ses->iv.length, 519 ses->digest_length); 520 else 521 shared_desc_len = cnstr_shdsc_gcm_decap( 522 cdb->sh_desc, true, swap, 523 &alginfo, 524 ses->iv.length, 525 ses->digest_length); 526 } else { 527 caam_cipher_alg(ses, &alginfo_c); 528 if (alginfo_c.algtype == (unsigned int)DPAA_SEC_ALG_UNSUPPORT) { 529 DPAA_SEC_ERR("not supported cipher alg"); 530 return -ENOTSUP; 531 } 532 533 alginfo_c.key = (size_t)ses->cipher_key.data; 534 alginfo_c.keylen = ses->cipher_key.length; 535 alginfo_c.key_enc_flags = 0; 536 alginfo_c.key_type = RTA_DATA_IMM; 537 538 caam_auth_alg(ses, &alginfo_a); 539 if (alginfo_a.algtype == (unsigned int)DPAA_SEC_ALG_UNSUPPORT) { 540 DPAA_SEC_ERR("not supported auth alg"); 541 return -ENOTSUP; 542 } 543 544 alginfo_a.key = (size_t)ses->auth_key.data; 545 alginfo_a.keylen = ses->auth_key.length; 546 alginfo_a.key_enc_flags = 0; 547 alginfo_a.key_type = RTA_DATA_IMM; 548 549 cdb->sh_desc[0] = alginfo_c.keylen; 550 cdb->sh_desc[1] = alginfo_a.keylen; 551 err = rta_inline_query(IPSEC_AUTH_VAR_AES_DEC_BASE_DESC_LEN, 552 MIN_JOB_DESC_SIZE, 553 (unsigned int *)cdb->sh_desc, 554 &cdb->sh_desc[2], 2); 555 556 if (err < 0) { 557 DPAA_SEC_ERR("Crypto: Incorrect key lengths"); 558 return err; 559 } 560 if (cdb->sh_desc[2] & 1) 561 alginfo_c.key_type = RTA_DATA_IMM; 562 else { 563 alginfo_c.key = (size_t)dpaa_mem_vtop( 564 (void *)(size_t)alginfo_c.key); 565 alginfo_c.key_type = RTA_DATA_PTR; 566 } 567 if (cdb->sh_desc[2] & (1<<1)) 568 alginfo_a.key_type = RTA_DATA_IMM; 569 else { 570 alginfo_a.key = (size_t)dpaa_mem_vtop( 571 (void *)(size_t)alginfo_a.key); 572 alginfo_a.key_type = RTA_DATA_PTR; 573 } 574 cdb->sh_desc[0] = 0; 575 cdb->sh_desc[1] = 0; 576 cdb->sh_desc[2] = 0; 577 /* Auth_only_len is set as 0 here and it will be 578 * overwritten in fd for each packet. 579 */ 580 shared_desc_len = cnstr_shdsc_authenc(cdb->sh_desc, 581 true, swap, &alginfo_c, &alginfo_a, 582 ses->iv.length, 0, 583 ses->digest_length, ses->dir); 584 } 585 586 if (shared_desc_len < 0) { 587 DPAA_SEC_ERR("error in preparing command block"); 588 return shared_desc_len; 589 } 590 591 cdb->sh_hdr.hi.field.idlen = shared_desc_len; 592 cdb->sh_hdr.hi.word = rte_cpu_to_be_32(cdb->sh_hdr.hi.word); 593 cdb->sh_hdr.lo.word = rte_cpu_to_be_32(cdb->sh_hdr.lo.word); 594 595 return 0; 596 } 597 598 /* qp is lockless, should be accessed by only one thread */ 599 static int 600 dpaa_sec_deq(struct dpaa_sec_qp *qp, struct rte_crypto_op **ops, int nb_ops) 601 { 602 struct qman_fq *fq; 603 unsigned int pkts = 0; 604 int num_rx_bufs, ret; 605 struct qm_dqrr_entry *dq; 606 uint32_t vdqcr_flags = 0; 607 608 fq = &qp->outq; 609 /* 610 * Until request for four buffers, we provide exact number of buffers. 611 * Otherwise we do not set the QM_VDQCR_EXACT flag. 612 * Not setting QM_VDQCR_EXACT flag can provide two more buffers than 613 * requested, so we request two less in this case. 614 */ 615 if (nb_ops < 4) { 616 vdqcr_flags = QM_VDQCR_EXACT; 617 num_rx_bufs = nb_ops; 618 } else { 619 num_rx_bufs = nb_ops > DPAA_MAX_DEQUEUE_NUM_FRAMES ? 620 (DPAA_MAX_DEQUEUE_NUM_FRAMES - 2) : (nb_ops - 2); 621 } 622 ret = qman_set_vdq(fq, num_rx_bufs, vdqcr_flags); 623 if (ret) 624 return 0; 625 626 do { 627 const struct qm_fd *fd; 628 struct dpaa_sec_job *job; 629 struct dpaa_sec_op_ctx *ctx; 630 struct rte_crypto_op *op; 631 632 dq = qman_dequeue(fq); 633 if (!dq) 634 continue; 635 636 fd = &dq->fd; 637 /* sg is embedded in an op ctx, 638 * sg[0] is for output 639 * sg[1] for input 640 */ 641 job = dpaa_mem_ptov(qm_fd_addr_get64(fd)); 642 643 ctx = container_of(job, struct dpaa_sec_op_ctx, job); 644 ctx->fd_status = fd->status; 645 op = ctx->op; 646 if (op->sess_type == RTE_CRYPTO_OP_SECURITY_SESSION) { 647 struct qm_sg_entry *sg_out; 648 uint32_t len; 649 650 sg_out = &job->sg[0]; 651 hw_sg_to_cpu(sg_out); 652 len = sg_out->length; 653 op->sym->m_src->pkt_len = len; 654 op->sym->m_src->data_len = len; 655 } 656 if (!ctx->fd_status) { 657 op->status = RTE_CRYPTO_OP_STATUS_SUCCESS; 658 } else { 659 DPAA_SEC_DP_WARN("SEC return err:0x%x", ctx->fd_status); 660 op->status = RTE_CRYPTO_OP_STATUS_ERROR; 661 } 662 ops[pkts++] = op; 663 664 /* report op status to sym->op and then free the ctx memeory */ 665 rte_mempool_put(ctx->ctx_pool, (void *)ctx); 666 667 qman_dqrr_consume(fq, dq); 668 } while (fq->flags & QMAN_FQ_STATE_VDQCR); 669 670 return pkts; 671 } 672 673 static inline struct dpaa_sec_job * 674 build_auth_only_sg(struct rte_crypto_op *op, dpaa_sec_session *ses) 675 { 676 struct rte_crypto_sym_op *sym = op->sym; 677 struct rte_mbuf *mbuf = sym->m_src; 678 struct dpaa_sec_job *cf; 679 struct dpaa_sec_op_ctx *ctx; 680 struct qm_sg_entry *sg, *out_sg, *in_sg; 681 phys_addr_t start_addr; 682 uint8_t *old_digest, extra_segs; 683 684 if (is_decode(ses)) 685 extra_segs = 3; 686 else 687 extra_segs = 2; 688 689 if ((mbuf->nb_segs + extra_segs) > MAX_SG_ENTRIES) { 690 DPAA_SEC_DP_ERR("Auth: Max sec segs supported is %d", 691 MAX_SG_ENTRIES); 692 return NULL; 693 } 694 ctx = dpaa_sec_alloc_ctx(ses); 695 if (!ctx) 696 return NULL; 697 698 cf = &ctx->job; 699 ctx->op = op; 700 old_digest = ctx->digest; 701 702 /* output */ 703 out_sg = &cf->sg[0]; 704 qm_sg_entry_set64(out_sg, sym->auth.digest.phys_addr); 705 out_sg->length = ses->digest_length; 706 cpu_to_hw_sg(out_sg); 707 708 /* input */ 709 in_sg = &cf->sg[1]; 710 /* need to extend the input to a compound frame */ 711 in_sg->extension = 1; 712 in_sg->final = 1; 713 in_sg->length = sym->auth.data.length; 714 qm_sg_entry_set64(in_sg, dpaa_mem_vtop(&cf->sg[2])); 715 716 /* 1st seg */ 717 sg = in_sg + 1; 718 qm_sg_entry_set64(sg, rte_pktmbuf_mtophys(mbuf)); 719 sg->length = mbuf->data_len - sym->auth.data.offset; 720 sg->offset = sym->auth.data.offset; 721 722 /* Successive segs */ 723 mbuf = mbuf->next; 724 while (mbuf) { 725 cpu_to_hw_sg(sg); 726 sg++; 727 qm_sg_entry_set64(sg, rte_pktmbuf_mtophys(mbuf)); 728 sg->length = mbuf->data_len; 729 mbuf = mbuf->next; 730 } 731 732 if (is_decode(ses)) { 733 /* Digest verification case */ 734 cpu_to_hw_sg(sg); 735 sg++; 736 rte_memcpy(old_digest, sym->auth.digest.data, 737 ses->digest_length); 738 start_addr = dpaa_mem_vtop(old_digest); 739 qm_sg_entry_set64(sg, start_addr); 740 sg->length = ses->digest_length; 741 in_sg->length += ses->digest_length; 742 } else { 743 /* Digest calculation case */ 744 sg->length -= ses->digest_length; 745 } 746 sg->final = 1; 747 cpu_to_hw_sg(sg); 748 cpu_to_hw_sg(in_sg); 749 750 return cf; 751 } 752 753 /** 754 * packet looks like: 755 * |<----data_len------->| 756 * |ip_header|ah_header|icv|payload| 757 * ^ 758 * | 759 * mbuf->pkt.data 760 */ 761 static inline struct dpaa_sec_job * 762 build_auth_only(struct rte_crypto_op *op, dpaa_sec_session *ses) 763 { 764 struct rte_crypto_sym_op *sym = op->sym; 765 struct rte_mbuf *mbuf = sym->m_src; 766 struct dpaa_sec_job *cf; 767 struct dpaa_sec_op_ctx *ctx; 768 struct qm_sg_entry *sg; 769 rte_iova_t start_addr; 770 uint8_t *old_digest; 771 772 ctx = dpaa_sec_alloc_ctx(ses); 773 if (!ctx) 774 return NULL; 775 776 cf = &ctx->job; 777 ctx->op = op; 778 old_digest = ctx->digest; 779 780 start_addr = rte_pktmbuf_iova(mbuf); 781 /* output */ 782 sg = &cf->sg[0]; 783 qm_sg_entry_set64(sg, sym->auth.digest.phys_addr); 784 sg->length = ses->digest_length; 785 cpu_to_hw_sg(sg); 786 787 /* input */ 788 sg = &cf->sg[1]; 789 if (is_decode(ses)) { 790 /* need to extend the input to a compound frame */ 791 sg->extension = 1; 792 qm_sg_entry_set64(sg, dpaa_mem_vtop(&cf->sg[2])); 793 sg->length = sym->auth.data.length + ses->digest_length; 794 sg->final = 1; 795 cpu_to_hw_sg(sg); 796 797 sg = &cf->sg[2]; 798 /* hash result or digest, save digest first */ 799 rte_memcpy(old_digest, sym->auth.digest.data, 800 ses->digest_length); 801 qm_sg_entry_set64(sg, start_addr + sym->auth.data.offset); 802 sg->length = sym->auth.data.length; 803 cpu_to_hw_sg(sg); 804 805 /* let's check digest by hw */ 806 start_addr = dpaa_mem_vtop(old_digest); 807 sg++; 808 qm_sg_entry_set64(sg, start_addr); 809 sg->length = ses->digest_length; 810 sg->final = 1; 811 cpu_to_hw_sg(sg); 812 } else { 813 qm_sg_entry_set64(sg, start_addr + sym->auth.data.offset); 814 sg->length = sym->auth.data.length; 815 sg->final = 1; 816 cpu_to_hw_sg(sg); 817 } 818 819 return cf; 820 } 821 822 static inline struct dpaa_sec_job * 823 build_cipher_only_sg(struct rte_crypto_op *op, dpaa_sec_session *ses) 824 { 825 struct rte_crypto_sym_op *sym = op->sym; 826 struct dpaa_sec_job *cf; 827 struct dpaa_sec_op_ctx *ctx; 828 struct qm_sg_entry *sg, *out_sg, *in_sg; 829 struct rte_mbuf *mbuf; 830 uint8_t req_segs; 831 uint8_t *IV_ptr = rte_crypto_op_ctod_offset(op, uint8_t *, 832 ses->iv.offset); 833 834 if (sym->m_dst) { 835 mbuf = sym->m_dst; 836 req_segs = mbuf->nb_segs + sym->m_src->nb_segs + 3; 837 } else { 838 mbuf = sym->m_src; 839 req_segs = mbuf->nb_segs * 2 + 3; 840 } 841 842 if (req_segs > MAX_SG_ENTRIES) { 843 DPAA_SEC_DP_ERR("Cipher: Max sec segs supported is %d", 844 MAX_SG_ENTRIES); 845 return NULL; 846 } 847 848 ctx = dpaa_sec_alloc_ctx(ses); 849 if (!ctx) 850 return NULL; 851 852 cf = &ctx->job; 853 ctx->op = op; 854 855 /* output */ 856 out_sg = &cf->sg[0]; 857 out_sg->extension = 1; 858 out_sg->length = sym->cipher.data.length; 859 qm_sg_entry_set64(out_sg, dpaa_mem_vtop(&cf->sg[2])); 860 cpu_to_hw_sg(out_sg); 861 862 /* 1st seg */ 863 sg = &cf->sg[2]; 864 qm_sg_entry_set64(sg, rte_pktmbuf_mtophys(mbuf)); 865 sg->length = mbuf->data_len - sym->cipher.data.offset; 866 sg->offset = sym->cipher.data.offset; 867 868 /* Successive segs */ 869 mbuf = mbuf->next; 870 while (mbuf) { 871 cpu_to_hw_sg(sg); 872 sg++; 873 qm_sg_entry_set64(sg, rte_pktmbuf_mtophys(mbuf)); 874 sg->length = mbuf->data_len; 875 mbuf = mbuf->next; 876 } 877 sg->final = 1; 878 cpu_to_hw_sg(sg); 879 880 /* input */ 881 mbuf = sym->m_src; 882 in_sg = &cf->sg[1]; 883 in_sg->extension = 1; 884 in_sg->final = 1; 885 in_sg->length = sym->cipher.data.length + ses->iv.length; 886 887 sg++; 888 qm_sg_entry_set64(in_sg, dpaa_mem_vtop(sg)); 889 cpu_to_hw_sg(in_sg); 890 891 /* IV */ 892 qm_sg_entry_set64(sg, dpaa_mem_vtop(IV_ptr)); 893 sg->length = ses->iv.length; 894 cpu_to_hw_sg(sg); 895 896 /* 1st seg */ 897 sg++; 898 qm_sg_entry_set64(sg, rte_pktmbuf_mtophys(mbuf)); 899 sg->length = mbuf->data_len - sym->cipher.data.offset; 900 sg->offset = sym->cipher.data.offset; 901 902 /* Successive segs */ 903 mbuf = mbuf->next; 904 while (mbuf) { 905 cpu_to_hw_sg(sg); 906 sg++; 907 qm_sg_entry_set64(sg, rte_pktmbuf_mtophys(mbuf)); 908 sg->length = mbuf->data_len; 909 mbuf = mbuf->next; 910 } 911 sg->final = 1; 912 cpu_to_hw_sg(sg); 913 914 return cf; 915 } 916 917 static inline struct dpaa_sec_job * 918 build_cipher_only(struct rte_crypto_op *op, dpaa_sec_session *ses) 919 { 920 struct rte_crypto_sym_op *sym = op->sym; 921 struct dpaa_sec_job *cf; 922 struct dpaa_sec_op_ctx *ctx; 923 struct qm_sg_entry *sg; 924 rte_iova_t src_start_addr, dst_start_addr; 925 uint8_t *IV_ptr = rte_crypto_op_ctod_offset(op, uint8_t *, 926 ses->iv.offset); 927 928 ctx = dpaa_sec_alloc_ctx(ses); 929 if (!ctx) 930 return NULL; 931 932 cf = &ctx->job; 933 ctx->op = op; 934 935 src_start_addr = rte_pktmbuf_iova(sym->m_src); 936 937 if (sym->m_dst) 938 dst_start_addr = rte_pktmbuf_iova(sym->m_dst); 939 else 940 dst_start_addr = src_start_addr; 941 942 /* output */ 943 sg = &cf->sg[0]; 944 qm_sg_entry_set64(sg, dst_start_addr + sym->cipher.data.offset); 945 sg->length = sym->cipher.data.length + ses->iv.length; 946 cpu_to_hw_sg(sg); 947 948 /* input */ 949 sg = &cf->sg[1]; 950 951 /* need to extend the input to a compound frame */ 952 sg->extension = 1; 953 sg->final = 1; 954 sg->length = sym->cipher.data.length + ses->iv.length; 955 qm_sg_entry_set64(sg, dpaa_mem_vtop(&cf->sg[2])); 956 cpu_to_hw_sg(sg); 957 958 sg = &cf->sg[2]; 959 qm_sg_entry_set64(sg, dpaa_mem_vtop(IV_ptr)); 960 sg->length = ses->iv.length; 961 cpu_to_hw_sg(sg); 962 963 sg++; 964 qm_sg_entry_set64(sg, src_start_addr + sym->cipher.data.offset); 965 sg->length = sym->cipher.data.length; 966 sg->final = 1; 967 cpu_to_hw_sg(sg); 968 969 return cf; 970 } 971 972 static inline struct dpaa_sec_job * 973 build_cipher_auth_gcm_sg(struct rte_crypto_op *op, dpaa_sec_session *ses) 974 { 975 struct rte_crypto_sym_op *sym = op->sym; 976 struct dpaa_sec_job *cf; 977 struct dpaa_sec_op_ctx *ctx; 978 struct qm_sg_entry *sg, *out_sg, *in_sg; 979 struct rte_mbuf *mbuf; 980 uint8_t req_segs; 981 uint8_t *IV_ptr = rte_crypto_op_ctod_offset(op, uint8_t *, 982 ses->iv.offset); 983 984 if (sym->m_dst) { 985 mbuf = sym->m_dst; 986 req_segs = mbuf->nb_segs + sym->m_src->nb_segs + 4; 987 } else { 988 mbuf = sym->m_src; 989 req_segs = mbuf->nb_segs * 2 + 4; 990 } 991 992 if (ses->auth_only_len) 993 req_segs++; 994 995 if (req_segs > MAX_SG_ENTRIES) { 996 DPAA_SEC_DP_ERR("AEAD: Max sec segs supported is %d", 997 MAX_SG_ENTRIES); 998 return NULL; 999 } 1000 1001 ctx = dpaa_sec_alloc_ctx(ses); 1002 if (!ctx) 1003 return NULL; 1004 1005 cf = &ctx->job; 1006 ctx->op = op; 1007 1008 rte_prefetch0(cf->sg); 1009 1010 /* output */ 1011 out_sg = &cf->sg[0]; 1012 out_sg->extension = 1; 1013 if (is_encode(ses)) 1014 out_sg->length = sym->aead.data.length + ses->auth_only_len 1015 + ses->digest_length; 1016 else 1017 out_sg->length = sym->aead.data.length + ses->auth_only_len; 1018 1019 /* output sg entries */ 1020 sg = &cf->sg[2]; 1021 qm_sg_entry_set64(out_sg, dpaa_mem_vtop(sg)); 1022 cpu_to_hw_sg(out_sg); 1023 1024 /* 1st seg */ 1025 qm_sg_entry_set64(sg, rte_pktmbuf_mtophys(mbuf)); 1026 sg->length = mbuf->data_len - sym->aead.data.offset + 1027 ses->auth_only_len; 1028 sg->offset = sym->aead.data.offset - ses->auth_only_len; 1029 1030 /* Successive segs */ 1031 mbuf = mbuf->next; 1032 while (mbuf) { 1033 cpu_to_hw_sg(sg); 1034 sg++; 1035 qm_sg_entry_set64(sg, rte_pktmbuf_mtophys(mbuf)); 1036 sg->length = mbuf->data_len; 1037 mbuf = mbuf->next; 1038 } 1039 sg->length -= ses->digest_length; 1040 1041 if (is_encode(ses)) { 1042 cpu_to_hw_sg(sg); 1043 /* set auth output */ 1044 sg++; 1045 qm_sg_entry_set64(sg, sym->aead.digest.phys_addr); 1046 sg->length = ses->digest_length; 1047 } 1048 sg->final = 1; 1049 cpu_to_hw_sg(sg); 1050 1051 /* input */ 1052 mbuf = sym->m_src; 1053 in_sg = &cf->sg[1]; 1054 in_sg->extension = 1; 1055 in_sg->final = 1; 1056 if (is_encode(ses)) 1057 in_sg->length = ses->iv.length + sym->aead.data.length 1058 + ses->auth_only_len; 1059 else 1060 in_sg->length = ses->iv.length + sym->aead.data.length 1061 + ses->auth_only_len + ses->digest_length; 1062 1063 /* input sg entries */ 1064 sg++; 1065 qm_sg_entry_set64(in_sg, dpaa_mem_vtop(sg)); 1066 cpu_to_hw_sg(in_sg); 1067 1068 /* 1st seg IV */ 1069 qm_sg_entry_set64(sg, dpaa_mem_vtop(IV_ptr)); 1070 sg->length = ses->iv.length; 1071 cpu_to_hw_sg(sg); 1072 1073 /* 2nd seg auth only */ 1074 if (ses->auth_only_len) { 1075 sg++; 1076 qm_sg_entry_set64(sg, dpaa_mem_vtop(sym->aead.aad.data)); 1077 sg->length = ses->auth_only_len; 1078 cpu_to_hw_sg(sg); 1079 } 1080 1081 /* 3rd seg */ 1082 sg++; 1083 qm_sg_entry_set64(sg, rte_pktmbuf_mtophys(mbuf)); 1084 sg->length = mbuf->data_len - sym->aead.data.offset; 1085 sg->offset = sym->aead.data.offset; 1086 1087 /* Successive segs */ 1088 mbuf = mbuf->next; 1089 while (mbuf) { 1090 cpu_to_hw_sg(sg); 1091 sg++; 1092 qm_sg_entry_set64(sg, rte_pktmbuf_mtophys(mbuf)); 1093 sg->length = mbuf->data_len; 1094 mbuf = mbuf->next; 1095 } 1096 1097 if (is_decode(ses)) { 1098 cpu_to_hw_sg(sg); 1099 sg++; 1100 memcpy(ctx->digest, sym->aead.digest.data, 1101 ses->digest_length); 1102 qm_sg_entry_set64(sg, dpaa_mem_vtop(ctx->digest)); 1103 sg->length = ses->digest_length; 1104 } 1105 sg->final = 1; 1106 cpu_to_hw_sg(sg); 1107 1108 return cf; 1109 } 1110 1111 static inline struct dpaa_sec_job * 1112 build_cipher_auth_gcm(struct rte_crypto_op *op, dpaa_sec_session *ses) 1113 { 1114 struct rte_crypto_sym_op *sym = op->sym; 1115 struct dpaa_sec_job *cf; 1116 struct dpaa_sec_op_ctx *ctx; 1117 struct qm_sg_entry *sg; 1118 uint32_t length = 0; 1119 rte_iova_t src_start_addr, dst_start_addr; 1120 uint8_t *IV_ptr = rte_crypto_op_ctod_offset(op, uint8_t *, 1121 ses->iv.offset); 1122 1123 src_start_addr = sym->m_src->buf_iova + sym->m_src->data_off; 1124 1125 if (sym->m_dst) 1126 dst_start_addr = sym->m_dst->buf_iova + sym->m_dst->data_off; 1127 else 1128 dst_start_addr = src_start_addr; 1129 1130 ctx = dpaa_sec_alloc_ctx(ses); 1131 if (!ctx) 1132 return NULL; 1133 1134 cf = &ctx->job; 1135 ctx->op = op; 1136 1137 /* input */ 1138 rte_prefetch0(cf->sg); 1139 sg = &cf->sg[2]; 1140 qm_sg_entry_set64(&cf->sg[1], dpaa_mem_vtop(sg)); 1141 if (is_encode(ses)) { 1142 qm_sg_entry_set64(sg, dpaa_mem_vtop(IV_ptr)); 1143 sg->length = ses->iv.length; 1144 length += sg->length; 1145 cpu_to_hw_sg(sg); 1146 1147 sg++; 1148 if (ses->auth_only_len) { 1149 qm_sg_entry_set64(sg, 1150 dpaa_mem_vtop(sym->aead.aad.data)); 1151 sg->length = ses->auth_only_len; 1152 length += sg->length; 1153 cpu_to_hw_sg(sg); 1154 sg++; 1155 } 1156 qm_sg_entry_set64(sg, src_start_addr + sym->aead.data.offset); 1157 sg->length = sym->aead.data.length; 1158 length += sg->length; 1159 sg->final = 1; 1160 cpu_to_hw_sg(sg); 1161 } else { 1162 qm_sg_entry_set64(sg, dpaa_mem_vtop(IV_ptr)); 1163 sg->length = ses->iv.length; 1164 length += sg->length; 1165 cpu_to_hw_sg(sg); 1166 1167 sg++; 1168 if (ses->auth_only_len) { 1169 qm_sg_entry_set64(sg, 1170 dpaa_mem_vtop(sym->aead.aad.data)); 1171 sg->length = ses->auth_only_len; 1172 length += sg->length; 1173 cpu_to_hw_sg(sg); 1174 sg++; 1175 } 1176 qm_sg_entry_set64(sg, src_start_addr + sym->aead.data.offset); 1177 sg->length = sym->aead.data.length; 1178 length += sg->length; 1179 cpu_to_hw_sg(sg); 1180 1181 memcpy(ctx->digest, sym->aead.digest.data, 1182 ses->digest_length); 1183 sg++; 1184 1185 qm_sg_entry_set64(sg, dpaa_mem_vtop(ctx->digest)); 1186 sg->length = ses->digest_length; 1187 length += sg->length; 1188 sg->final = 1; 1189 cpu_to_hw_sg(sg); 1190 } 1191 /* input compound frame */ 1192 cf->sg[1].length = length; 1193 cf->sg[1].extension = 1; 1194 cf->sg[1].final = 1; 1195 cpu_to_hw_sg(&cf->sg[1]); 1196 1197 /* output */ 1198 sg++; 1199 qm_sg_entry_set64(&cf->sg[0], dpaa_mem_vtop(sg)); 1200 qm_sg_entry_set64(sg, 1201 dst_start_addr + sym->aead.data.offset - ses->auth_only_len); 1202 sg->length = sym->aead.data.length + ses->auth_only_len; 1203 length = sg->length; 1204 if (is_encode(ses)) { 1205 cpu_to_hw_sg(sg); 1206 /* set auth output */ 1207 sg++; 1208 qm_sg_entry_set64(sg, sym->aead.digest.phys_addr); 1209 sg->length = ses->digest_length; 1210 length += sg->length; 1211 } 1212 sg->final = 1; 1213 cpu_to_hw_sg(sg); 1214 1215 /* output compound frame */ 1216 cf->sg[0].length = length; 1217 cf->sg[0].extension = 1; 1218 cpu_to_hw_sg(&cf->sg[0]); 1219 1220 return cf; 1221 } 1222 1223 static inline struct dpaa_sec_job * 1224 build_cipher_auth_sg(struct rte_crypto_op *op, dpaa_sec_session *ses) 1225 { 1226 struct rte_crypto_sym_op *sym = op->sym; 1227 struct dpaa_sec_job *cf; 1228 struct dpaa_sec_op_ctx *ctx; 1229 struct qm_sg_entry *sg, *out_sg, *in_sg; 1230 struct rte_mbuf *mbuf; 1231 uint8_t req_segs; 1232 uint8_t *IV_ptr = rte_crypto_op_ctod_offset(op, uint8_t *, 1233 ses->iv.offset); 1234 1235 if (sym->m_dst) { 1236 mbuf = sym->m_dst; 1237 req_segs = mbuf->nb_segs + sym->m_src->nb_segs + 4; 1238 } else { 1239 mbuf = sym->m_src; 1240 req_segs = mbuf->nb_segs * 2 + 4; 1241 } 1242 1243 if (req_segs > MAX_SG_ENTRIES) { 1244 DPAA_SEC_DP_ERR("Cipher-Auth: Max sec segs supported is %d", 1245 MAX_SG_ENTRIES); 1246 return NULL; 1247 } 1248 1249 ctx = dpaa_sec_alloc_ctx(ses); 1250 if (!ctx) 1251 return NULL; 1252 1253 cf = &ctx->job; 1254 ctx->op = op; 1255 1256 rte_prefetch0(cf->sg); 1257 1258 /* output */ 1259 out_sg = &cf->sg[0]; 1260 out_sg->extension = 1; 1261 if (is_encode(ses)) 1262 out_sg->length = sym->auth.data.length + ses->digest_length; 1263 else 1264 out_sg->length = sym->auth.data.length; 1265 1266 /* output sg entries */ 1267 sg = &cf->sg[2]; 1268 qm_sg_entry_set64(out_sg, dpaa_mem_vtop(sg)); 1269 cpu_to_hw_sg(out_sg); 1270 1271 /* 1st seg */ 1272 qm_sg_entry_set64(sg, rte_pktmbuf_mtophys(mbuf)); 1273 sg->length = mbuf->data_len - sym->auth.data.offset; 1274 sg->offset = sym->auth.data.offset; 1275 1276 /* Successive segs */ 1277 mbuf = mbuf->next; 1278 while (mbuf) { 1279 cpu_to_hw_sg(sg); 1280 sg++; 1281 qm_sg_entry_set64(sg, rte_pktmbuf_mtophys(mbuf)); 1282 sg->length = mbuf->data_len; 1283 mbuf = mbuf->next; 1284 } 1285 sg->length -= ses->digest_length; 1286 1287 if (is_encode(ses)) { 1288 cpu_to_hw_sg(sg); 1289 /* set auth output */ 1290 sg++; 1291 qm_sg_entry_set64(sg, sym->auth.digest.phys_addr); 1292 sg->length = ses->digest_length; 1293 } 1294 sg->final = 1; 1295 cpu_to_hw_sg(sg); 1296 1297 /* input */ 1298 mbuf = sym->m_src; 1299 in_sg = &cf->sg[1]; 1300 in_sg->extension = 1; 1301 in_sg->final = 1; 1302 if (is_encode(ses)) 1303 in_sg->length = ses->iv.length + sym->auth.data.length; 1304 else 1305 in_sg->length = ses->iv.length + sym->auth.data.length 1306 + ses->digest_length; 1307 1308 /* input sg entries */ 1309 sg++; 1310 qm_sg_entry_set64(in_sg, dpaa_mem_vtop(sg)); 1311 cpu_to_hw_sg(in_sg); 1312 1313 /* 1st seg IV */ 1314 qm_sg_entry_set64(sg, dpaa_mem_vtop(IV_ptr)); 1315 sg->length = ses->iv.length; 1316 cpu_to_hw_sg(sg); 1317 1318 /* 2nd seg */ 1319 sg++; 1320 qm_sg_entry_set64(sg, rte_pktmbuf_mtophys(mbuf)); 1321 sg->length = mbuf->data_len - sym->auth.data.offset; 1322 sg->offset = sym->auth.data.offset; 1323 1324 /* Successive segs */ 1325 mbuf = mbuf->next; 1326 while (mbuf) { 1327 cpu_to_hw_sg(sg); 1328 sg++; 1329 qm_sg_entry_set64(sg, rte_pktmbuf_mtophys(mbuf)); 1330 sg->length = mbuf->data_len; 1331 mbuf = mbuf->next; 1332 } 1333 1334 sg->length -= ses->digest_length; 1335 if (is_decode(ses)) { 1336 cpu_to_hw_sg(sg); 1337 sg++; 1338 memcpy(ctx->digest, sym->auth.digest.data, 1339 ses->digest_length); 1340 qm_sg_entry_set64(sg, dpaa_mem_vtop(ctx->digest)); 1341 sg->length = ses->digest_length; 1342 } 1343 sg->final = 1; 1344 cpu_to_hw_sg(sg); 1345 1346 return cf; 1347 } 1348 1349 static inline struct dpaa_sec_job * 1350 build_cipher_auth(struct rte_crypto_op *op, dpaa_sec_session *ses) 1351 { 1352 struct rte_crypto_sym_op *sym = op->sym; 1353 struct dpaa_sec_job *cf; 1354 struct dpaa_sec_op_ctx *ctx; 1355 struct qm_sg_entry *sg; 1356 rte_iova_t src_start_addr, dst_start_addr; 1357 uint32_t length = 0; 1358 uint8_t *IV_ptr = rte_crypto_op_ctod_offset(op, uint8_t *, 1359 ses->iv.offset); 1360 1361 src_start_addr = sym->m_src->buf_iova + sym->m_src->data_off; 1362 if (sym->m_dst) 1363 dst_start_addr = sym->m_dst->buf_iova + sym->m_dst->data_off; 1364 else 1365 dst_start_addr = src_start_addr; 1366 1367 ctx = dpaa_sec_alloc_ctx(ses); 1368 if (!ctx) 1369 return NULL; 1370 1371 cf = &ctx->job; 1372 ctx->op = op; 1373 1374 /* input */ 1375 rte_prefetch0(cf->sg); 1376 sg = &cf->sg[2]; 1377 qm_sg_entry_set64(&cf->sg[1], dpaa_mem_vtop(sg)); 1378 if (is_encode(ses)) { 1379 qm_sg_entry_set64(sg, dpaa_mem_vtop(IV_ptr)); 1380 sg->length = ses->iv.length; 1381 length += sg->length; 1382 cpu_to_hw_sg(sg); 1383 1384 sg++; 1385 qm_sg_entry_set64(sg, src_start_addr + sym->auth.data.offset); 1386 sg->length = sym->auth.data.length; 1387 length += sg->length; 1388 sg->final = 1; 1389 cpu_to_hw_sg(sg); 1390 } else { 1391 qm_sg_entry_set64(sg, dpaa_mem_vtop(IV_ptr)); 1392 sg->length = ses->iv.length; 1393 length += sg->length; 1394 cpu_to_hw_sg(sg); 1395 1396 sg++; 1397 1398 qm_sg_entry_set64(sg, src_start_addr + sym->auth.data.offset); 1399 sg->length = sym->auth.data.length; 1400 length += sg->length; 1401 cpu_to_hw_sg(sg); 1402 1403 memcpy(ctx->digest, sym->auth.digest.data, 1404 ses->digest_length); 1405 sg++; 1406 1407 qm_sg_entry_set64(sg, dpaa_mem_vtop(ctx->digest)); 1408 sg->length = ses->digest_length; 1409 length += sg->length; 1410 sg->final = 1; 1411 cpu_to_hw_sg(sg); 1412 } 1413 /* input compound frame */ 1414 cf->sg[1].length = length; 1415 cf->sg[1].extension = 1; 1416 cf->sg[1].final = 1; 1417 cpu_to_hw_sg(&cf->sg[1]); 1418 1419 /* output */ 1420 sg++; 1421 qm_sg_entry_set64(&cf->sg[0], dpaa_mem_vtop(sg)); 1422 qm_sg_entry_set64(sg, dst_start_addr + sym->cipher.data.offset); 1423 sg->length = sym->cipher.data.length; 1424 length = sg->length; 1425 if (is_encode(ses)) { 1426 cpu_to_hw_sg(sg); 1427 /* set auth output */ 1428 sg++; 1429 qm_sg_entry_set64(sg, sym->auth.digest.phys_addr); 1430 sg->length = ses->digest_length; 1431 length += sg->length; 1432 } 1433 sg->final = 1; 1434 cpu_to_hw_sg(sg); 1435 1436 /* output compound frame */ 1437 cf->sg[0].length = length; 1438 cf->sg[0].extension = 1; 1439 cpu_to_hw_sg(&cf->sg[0]); 1440 1441 return cf; 1442 } 1443 1444 static inline struct dpaa_sec_job * 1445 build_proto(struct rte_crypto_op *op, dpaa_sec_session *ses) 1446 { 1447 struct rte_crypto_sym_op *sym = op->sym; 1448 struct dpaa_sec_job *cf; 1449 struct dpaa_sec_op_ctx *ctx; 1450 struct qm_sg_entry *sg; 1451 phys_addr_t src_start_addr, dst_start_addr; 1452 1453 ctx = dpaa_sec_alloc_ctx(ses); 1454 if (!ctx) 1455 return NULL; 1456 cf = &ctx->job; 1457 ctx->op = op; 1458 1459 src_start_addr = rte_pktmbuf_mtophys(sym->m_src); 1460 1461 if (sym->m_dst) 1462 dst_start_addr = rte_pktmbuf_mtophys(sym->m_dst); 1463 else 1464 dst_start_addr = src_start_addr; 1465 1466 /* input */ 1467 sg = &cf->sg[1]; 1468 qm_sg_entry_set64(sg, src_start_addr); 1469 sg->length = sym->m_src->pkt_len; 1470 sg->final = 1; 1471 cpu_to_hw_sg(sg); 1472 1473 sym->m_src->packet_type &= ~RTE_PTYPE_L4_MASK; 1474 /* output */ 1475 sg = &cf->sg[0]; 1476 qm_sg_entry_set64(sg, dst_start_addr); 1477 sg->length = sym->m_src->buf_len - sym->m_src->data_off; 1478 cpu_to_hw_sg(sg); 1479 1480 return cf; 1481 } 1482 1483 static uint16_t 1484 dpaa_sec_enqueue_burst(void *qp, struct rte_crypto_op **ops, 1485 uint16_t nb_ops) 1486 { 1487 /* Function to transmit the frames to given device and queuepair */ 1488 uint32_t loop; 1489 struct dpaa_sec_qp *dpaa_qp = (struct dpaa_sec_qp *)qp; 1490 uint16_t num_tx = 0; 1491 struct qm_fd fds[DPAA_SEC_BURST], *fd; 1492 uint32_t frames_to_send; 1493 struct rte_crypto_op *op; 1494 struct dpaa_sec_job *cf; 1495 dpaa_sec_session *ses; 1496 uint32_t auth_only_len; 1497 struct qman_fq *inq[DPAA_SEC_BURST]; 1498 1499 while (nb_ops) { 1500 frames_to_send = (nb_ops > DPAA_SEC_BURST) ? 1501 DPAA_SEC_BURST : nb_ops; 1502 for (loop = 0; loop < frames_to_send; loop++) { 1503 op = *(ops++); 1504 switch (op->sess_type) { 1505 case RTE_CRYPTO_OP_WITH_SESSION: 1506 ses = (dpaa_sec_session *) 1507 get_sym_session_private_data( 1508 op->sym->session, 1509 cryptodev_driver_id); 1510 break; 1511 case RTE_CRYPTO_OP_SECURITY_SESSION: 1512 ses = (dpaa_sec_session *) 1513 get_sec_session_private_data( 1514 op->sym->sec_session); 1515 break; 1516 default: 1517 DPAA_SEC_DP_ERR( 1518 "sessionless crypto op not supported"); 1519 frames_to_send = loop; 1520 nb_ops = loop; 1521 goto send_pkts; 1522 } 1523 if (unlikely(!ses->qp)) { 1524 if (dpaa_sec_attach_sess_q(qp, ses)) { 1525 frames_to_send = loop; 1526 nb_ops = loop; 1527 goto send_pkts; 1528 } 1529 } else if (unlikely(ses->qp != qp)) { 1530 DPAA_SEC_DP_ERR("Old:sess->qp = %p" 1531 " New qp = %p\n", ses->qp, qp); 1532 frames_to_send = loop; 1533 nb_ops = loop; 1534 goto send_pkts; 1535 } 1536 1537 auth_only_len = op->sym->auth.data.length - 1538 op->sym->cipher.data.length; 1539 if (rte_pktmbuf_is_contiguous(op->sym->m_src)) { 1540 if (is_proto_ipsec(ses)) { 1541 cf = build_proto(op, ses); 1542 } else if (is_auth_only(ses)) { 1543 cf = build_auth_only(op, ses); 1544 } else if (is_cipher_only(ses)) { 1545 cf = build_cipher_only(op, ses); 1546 } else if (is_aead(ses)) { 1547 cf = build_cipher_auth_gcm(op, ses); 1548 auth_only_len = ses->auth_only_len; 1549 } else if (is_auth_cipher(ses)) { 1550 cf = build_cipher_auth(op, ses); 1551 } else { 1552 DPAA_SEC_DP_ERR("not supported ops"); 1553 frames_to_send = loop; 1554 nb_ops = loop; 1555 goto send_pkts; 1556 } 1557 } else { 1558 if (is_auth_only(ses)) { 1559 cf = build_auth_only_sg(op, ses); 1560 } else if (is_cipher_only(ses)) { 1561 cf = build_cipher_only_sg(op, ses); 1562 } else if (is_aead(ses)) { 1563 cf = build_cipher_auth_gcm_sg(op, ses); 1564 auth_only_len = ses->auth_only_len; 1565 } else if (is_auth_cipher(ses)) { 1566 cf = build_cipher_auth_sg(op, ses); 1567 } else { 1568 DPAA_SEC_DP_ERR("not supported ops"); 1569 frames_to_send = loop; 1570 nb_ops = loop; 1571 goto send_pkts; 1572 } 1573 } 1574 if (unlikely(!cf)) { 1575 frames_to_send = loop; 1576 nb_ops = loop; 1577 goto send_pkts; 1578 } 1579 1580 fd = &fds[loop]; 1581 inq[loop] = ses->inq; 1582 fd->opaque_addr = 0; 1583 fd->cmd = 0; 1584 qm_fd_addr_set64(fd, dpaa_mem_vtop(cf->sg)); 1585 fd->_format1 = qm_fd_compound; 1586 fd->length29 = 2 * sizeof(struct qm_sg_entry); 1587 /* Auth_only_len is set as 0 in descriptor and it is 1588 * overwritten here in the fd.cmd which will update 1589 * the DPOVRD reg. 1590 */ 1591 if (auth_only_len) 1592 fd->cmd = 0x80000000 | auth_only_len; 1593 1594 } 1595 send_pkts: 1596 loop = 0; 1597 while (loop < frames_to_send) { 1598 loop += qman_enqueue_multi_fq(&inq[loop], &fds[loop], 1599 frames_to_send - loop); 1600 } 1601 nb_ops -= frames_to_send; 1602 num_tx += frames_to_send; 1603 } 1604 1605 dpaa_qp->tx_pkts += num_tx; 1606 dpaa_qp->tx_errs += nb_ops - num_tx; 1607 1608 return num_tx; 1609 } 1610 1611 static uint16_t 1612 dpaa_sec_dequeue_burst(void *qp, struct rte_crypto_op **ops, 1613 uint16_t nb_ops) 1614 { 1615 uint16_t num_rx; 1616 struct dpaa_sec_qp *dpaa_qp = (struct dpaa_sec_qp *)qp; 1617 1618 num_rx = dpaa_sec_deq(dpaa_qp, ops, nb_ops); 1619 1620 dpaa_qp->rx_pkts += num_rx; 1621 dpaa_qp->rx_errs += nb_ops - num_rx; 1622 1623 DPAA_SEC_DP_DEBUG("SEC Received %d Packets\n", num_rx); 1624 1625 return num_rx; 1626 } 1627 1628 /** Release queue pair */ 1629 static int 1630 dpaa_sec_queue_pair_release(struct rte_cryptodev *dev, 1631 uint16_t qp_id) 1632 { 1633 struct dpaa_sec_dev_private *internals; 1634 struct dpaa_sec_qp *qp = NULL; 1635 1636 PMD_INIT_FUNC_TRACE(); 1637 1638 DPAA_SEC_DEBUG("dev =%p, queue =%d", dev, qp_id); 1639 1640 internals = dev->data->dev_private; 1641 if (qp_id >= internals->max_nb_queue_pairs) { 1642 DPAA_SEC_ERR("Max supported qpid %d", 1643 internals->max_nb_queue_pairs); 1644 return -EINVAL; 1645 } 1646 1647 qp = &internals->qps[qp_id]; 1648 qp->internals = NULL; 1649 dev->data->queue_pairs[qp_id] = NULL; 1650 1651 return 0; 1652 } 1653 1654 /** Setup a queue pair */ 1655 static int 1656 dpaa_sec_queue_pair_setup(struct rte_cryptodev *dev, uint16_t qp_id, 1657 __rte_unused const struct rte_cryptodev_qp_conf *qp_conf, 1658 __rte_unused int socket_id, 1659 __rte_unused struct rte_mempool *session_pool) 1660 { 1661 struct dpaa_sec_dev_private *internals; 1662 struct dpaa_sec_qp *qp = NULL; 1663 1664 DPAA_SEC_DEBUG("dev =%p, queue =%d, conf =%p", dev, qp_id, qp_conf); 1665 1666 internals = dev->data->dev_private; 1667 if (qp_id >= internals->max_nb_queue_pairs) { 1668 DPAA_SEC_ERR("Max supported qpid %d", 1669 internals->max_nb_queue_pairs); 1670 return -EINVAL; 1671 } 1672 1673 qp = &internals->qps[qp_id]; 1674 qp->internals = internals; 1675 dev->data->queue_pairs[qp_id] = qp; 1676 1677 return 0; 1678 } 1679 1680 /** Return the number of allocated queue pairs */ 1681 static uint32_t 1682 dpaa_sec_queue_pair_count(struct rte_cryptodev *dev) 1683 { 1684 PMD_INIT_FUNC_TRACE(); 1685 1686 return dev->data->nb_queue_pairs; 1687 } 1688 1689 /** Returns the size of session structure */ 1690 static unsigned int 1691 dpaa_sec_sym_session_get_size(struct rte_cryptodev *dev __rte_unused) 1692 { 1693 PMD_INIT_FUNC_TRACE(); 1694 1695 return sizeof(dpaa_sec_session); 1696 } 1697 1698 static int 1699 dpaa_sec_cipher_init(struct rte_cryptodev *dev __rte_unused, 1700 struct rte_crypto_sym_xform *xform, 1701 dpaa_sec_session *session) 1702 { 1703 session->cipher_alg = xform->cipher.algo; 1704 session->iv.length = xform->cipher.iv.length; 1705 session->iv.offset = xform->cipher.iv.offset; 1706 session->cipher_key.data = rte_zmalloc(NULL, xform->cipher.key.length, 1707 RTE_CACHE_LINE_SIZE); 1708 if (session->cipher_key.data == NULL && xform->cipher.key.length > 0) { 1709 DPAA_SEC_ERR("No Memory for cipher key"); 1710 return -ENOMEM; 1711 } 1712 session->cipher_key.length = xform->cipher.key.length; 1713 1714 memcpy(session->cipher_key.data, xform->cipher.key.data, 1715 xform->cipher.key.length); 1716 session->dir = (xform->cipher.op == RTE_CRYPTO_CIPHER_OP_ENCRYPT) ? 1717 DIR_ENC : DIR_DEC; 1718 1719 return 0; 1720 } 1721 1722 static int 1723 dpaa_sec_auth_init(struct rte_cryptodev *dev __rte_unused, 1724 struct rte_crypto_sym_xform *xform, 1725 dpaa_sec_session *session) 1726 { 1727 session->auth_alg = xform->auth.algo; 1728 session->auth_key.data = rte_zmalloc(NULL, xform->auth.key.length, 1729 RTE_CACHE_LINE_SIZE); 1730 if (session->auth_key.data == NULL && xform->auth.key.length > 0) { 1731 DPAA_SEC_ERR("No Memory for auth key"); 1732 return -ENOMEM; 1733 } 1734 session->auth_key.length = xform->auth.key.length; 1735 session->digest_length = xform->auth.digest_length; 1736 1737 memcpy(session->auth_key.data, xform->auth.key.data, 1738 xform->auth.key.length); 1739 session->dir = (xform->auth.op == RTE_CRYPTO_AUTH_OP_GENERATE) ? 1740 DIR_ENC : DIR_DEC; 1741 1742 return 0; 1743 } 1744 1745 static int 1746 dpaa_sec_aead_init(struct rte_cryptodev *dev __rte_unused, 1747 struct rte_crypto_sym_xform *xform, 1748 dpaa_sec_session *session) 1749 { 1750 session->aead_alg = xform->aead.algo; 1751 session->iv.length = xform->aead.iv.length; 1752 session->iv.offset = xform->aead.iv.offset; 1753 session->auth_only_len = xform->aead.aad_length; 1754 session->aead_key.data = rte_zmalloc(NULL, xform->aead.key.length, 1755 RTE_CACHE_LINE_SIZE); 1756 if (session->aead_key.data == NULL && xform->aead.key.length > 0) { 1757 DPAA_SEC_ERR("No Memory for aead key\n"); 1758 return -ENOMEM; 1759 } 1760 session->aead_key.length = xform->aead.key.length; 1761 session->digest_length = xform->aead.digest_length; 1762 1763 memcpy(session->aead_key.data, xform->aead.key.data, 1764 xform->aead.key.length); 1765 session->dir = (xform->aead.op == RTE_CRYPTO_AEAD_OP_ENCRYPT) ? 1766 DIR_ENC : DIR_DEC; 1767 1768 return 0; 1769 } 1770 1771 static struct qman_fq * 1772 dpaa_sec_attach_rxq(struct dpaa_sec_dev_private *qi) 1773 { 1774 unsigned int i; 1775 1776 for (i = 0; i < qi->max_nb_sessions; i++) { 1777 if (qi->inq_attach[i] == 0) { 1778 qi->inq_attach[i] = 1; 1779 return &qi->inq[i]; 1780 } 1781 } 1782 DPAA_SEC_WARN("All ses session in use %x", qi->max_nb_sessions); 1783 1784 return NULL; 1785 } 1786 1787 static int 1788 dpaa_sec_detach_rxq(struct dpaa_sec_dev_private *qi, struct qman_fq *fq) 1789 { 1790 unsigned int i; 1791 1792 for (i = 0; i < qi->max_nb_sessions; i++) { 1793 if (&qi->inq[i] == fq) { 1794 qman_retire_fq(fq, NULL); 1795 qman_oos_fq(fq); 1796 qi->inq_attach[i] = 0; 1797 return 0; 1798 } 1799 } 1800 return -1; 1801 } 1802 1803 static int 1804 dpaa_sec_attach_sess_q(struct dpaa_sec_qp *qp, dpaa_sec_session *sess) 1805 { 1806 int ret; 1807 1808 sess->qp = qp; 1809 ret = dpaa_sec_prep_cdb(sess); 1810 if (ret) { 1811 DPAA_SEC_ERR("Unable to prepare sec cdb"); 1812 return -1; 1813 } 1814 if (unlikely(!RTE_PER_LCORE(dpaa_io))) { 1815 ret = rte_dpaa_portal_init((void *)0); 1816 if (ret) { 1817 DPAA_SEC_ERR("Failure in affining portal"); 1818 return ret; 1819 } 1820 } 1821 ret = dpaa_sec_init_rx(sess->inq, dpaa_mem_vtop(&sess->cdb), 1822 qman_fq_fqid(&qp->outq)); 1823 if (ret) 1824 DPAA_SEC_ERR("Unable to init sec queue"); 1825 1826 return ret; 1827 } 1828 1829 static int 1830 dpaa_sec_set_session_parameters(struct rte_cryptodev *dev, 1831 struct rte_crypto_sym_xform *xform, void *sess) 1832 { 1833 struct dpaa_sec_dev_private *internals = dev->data->dev_private; 1834 dpaa_sec_session *session = sess; 1835 1836 PMD_INIT_FUNC_TRACE(); 1837 1838 if (unlikely(sess == NULL)) { 1839 DPAA_SEC_ERR("invalid session struct"); 1840 return -EINVAL; 1841 } 1842 memset(session, 0, sizeof(dpaa_sec_session)); 1843 1844 /* Default IV length = 0 */ 1845 session->iv.length = 0; 1846 1847 /* Cipher Only */ 1848 if (xform->type == RTE_CRYPTO_SYM_XFORM_CIPHER && xform->next == NULL) { 1849 session->auth_alg = RTE_CRYPTO_AUTH_NULL; 1850 dpaa_sec_cipher_init(dev, xform, session); 1851 1852 /* Authentication Only */ 1853 } else if (xform->type == RTE_CRYPTO_SYM_XFORM_AUTH && 1854 xform->next == NULL) { 1855 session->cipher_alg = RTE_CRYPTO_CIPHER_NULL; 1856 dpaa_sec_auth_init(dev, xform, session); 1857 1858 /* Cipher then Authenticate */ 1859 } else if (xform->type == RTE_CRYPTO_SYM_XFORM_CIPHER && 1860 xform->next->type == RTE_CRYPTO_SYM_XFORM_AUTH) { 1861 if (xform->cipher.op == RTE_CRYPTO_CIPHER_OP_ENCRYPT) { 1862 dpaa_sec_cipher_init(dev, xform, session); 1863 dpaa_sec_auth_init(dev, xform->next, session); 1864 } else { 1865 DPAA_SEC_ERR("Not supported: Auth then Cipher"); 1866 return -EINVAL; 1867 } 1868 1869 /* Authenticate then Cipher */ 1870 } else if (xform->type == RTE_CRYPTO_SYM_XFORM_AUTH && 1871 xform->next->type == RTE_CRYPTO_SYM_XFORM_CIPHER) { 1872 if (xform->next->cipher.op == RTE_CRYPTO_CIPHER_OP_DECRYPT) { 1873 dpaa_sec_auth_init(dev, xform, session); 1874 dpaa_sec_cipher_init(dev, xform->next, session); 1875 } else { 1876 DPAA_SEC_ERR("Not supported: Auth then Cipher"); 1877 return -EINVAL; 1878 } 1879 1880 /* AEAD operation for AES-GCM kind of Algorithms */ 1881 } else if (xform->type == RTE_CRYPTO_SYM_XFORM_AEAD && 1882 xform->next == NULL) { 1883 dpaa_sec_aead_init(dev, xform, session); 1884 1885 } else { 1886 DPAA_SEC_ERR("Invalid crypto type"); 1887 return -EINVAL; 1888 } 1889 session->ctx_pool = internals->ctx_pool; 1890 rte_spinlock_lock(&internals->lock); 1891 session->inq = dpaa_sec_attach_rxq(internals); 1892 rte_spinlock_unlock(&internals->lock); 1893 if (session->inq == NULL) { 1894 DPAA_SEC_ERR("unable to attach sec queue"); 1895 goto err1; 1896 } 1897 1898 return 0; 1899 1900 err1: 1901 rte_free(session->cipher_key.data); 1902 rte_free(session->auth_key.data); 1903 memset(session, 0, sizeof(dpaa_sec_session)); 1904 1905 return -EINVAL; 1906 } 1907 1908 static int 1909 dpaa_sec_sym_session_configure(struct rte_cryptodev *dev, 1910 struct rte_crypto_sym_xform *xform, 1911 struct rte_cryptodev_sym_session *sess, 1912 struct rte_mempool *mempool) 1913 { 1914 void *sess_private_data; 1915 int ret; 1916 1917 PMD_INIT_FUNC_TRACE(); 1918 1919 if (rte_mempool_get(mempool, &sess_private_data)) { 1920 DPAA_SEC_ERR("Couldn't get object from session mempool"); 1921 return -ENOMEM; 1922 } 1923 1924 ret = dpaa_sec_set_session_parameters(dev, xform, sess_private_data); 1925 if (ret != 0) { 1926 DPAA_SEC_ERR("failed to configure session parameters"); 1927 1928 /* Return session to mempool */ 1929 rte_mempool_put(mempool, sess_private_data); 1930 return ret; 1931 } 1932 1933 set_sym_session_private_data(sess, dev->driver_id, 1934 sess_private_data); 1935 1936 1937 return 0; 1938 } 1939 1940 /** Clear the memory of session so it doesn't leave key material behind */ 1941 static void 1942 dpaa_sec_sym_session_clear(struct rte_cryptodev *dev, 1943 struct rte_cryptodev_sym_session *sess) 1944 { 1945 struct dpaa_sec_dev_private *qi = dev->data->dev_private; 1946 uint8_t index = dev->driver_id; 1947 void *sess_priv = get_sym_session_private_data(sess, index); 1948 1949 PMD_INIT_FUNC_TRACE(); 1950 1951 dpaa_sec_session *s = (dpaa_sec_session *)sess_priv; 1952 1953 if (sess_priv) { 1954 struct rte_mempool *sess_mp = rte_mempool_from_obj(sess_priv); 1955 1956 if (s->inq) 1957 dpaa_sec_detach_rxq(qi, s->inq); 1958 rte_free(s->cipher_key.data); 1959 rte_free(s->auth_key.data); 1960 memset(s, 0, sizeof(dpaa_sec_session)); 1961 set_sym_session_private_data(sess, index, NULL); 1962 rte_mempool_put(sess_mp, sess_priv); 1963 } 1964 } 1965 1966 static int 1967 dpaa_sec_set_ipsec_session(__rte_unused struct rte_cryptodev *dev, 1968 struct rte_security_session_conf *conf, 1969 void *sess) 1970 { 1971 struct dpaa_sec_dev_private *internals = dev->data->dev_private; 1972 struct rte_security_ipsec_xform *ipsec_xform = &conf->ipsec; 1973 struct rte_crypto_auth_xform *auth_xform = NULL; 1974 struct rte_crypto_cipher_xform *cipher_xform = NULL; 1975 dpaa_sec_session *session = (dpaa_sec_session *)sess; 1976 1977 PMD_INIT_FUNC_TRACE(); 1978 1979 memset(session, 0, sizeof(dpaa_sec_session)); 1980 if (ipsec_xform->direction == RTE_SECURITY_IPSEC_SA_DIR_EGRESS) { 1981 cipher_xform = &conf->crypto_xform->cipher; 1982 if (conf->crypto_xform->next) 1983 auth_xform = &conf->crypto_xform->next->auth; 1984 } else { 1985 auth_xform = &conf->crypto_xform->auth; 1986 if (conf->crypto_xform->next) 1987 cipher_xform = &conf->crypto_xform->next->cipher; 1988 } 1989 session->proto_alg = conf->protocol; 1990 1991 if (cipher_xform && cipher_xform->algo != RTE_CRYPTO_CIPHER_NULL) { 1992 session->cipher_key.data = rte_zmalloc(NULL, 1993 cipher_xform->key.length, 1994 RTE_CACHE_LINE_SIZE); 1995 if (session->cipher_key.data == NULL && 1996 cipher_xform->key.length > 0) { 1997 DPAA_SEC_ERR("No Memory for cipher key"); 1998 return -ENOMEM; 1999 } 2000 memcpy(session->cipher_key.data, cipher_xform->key.data, 2001 cipher_xform->key.length); 2002 session->cipher_key.length = cipher_xform->key.length; 2003 2004 switch (cipher_xform->algo) { 2005 case RTE_CRYPTO_CIPHER_AES_CBC: 2006 case RTE_CRYPTO_CIPHER_3DES_CBC: 2007 case RTE_CRYPTO_CIPHER_AES_CTR: 2008 break; 2009 default: 2010 DPAA_SEC_ERR("Crypto: Unsupported Cipher alg %u", 2011 cipher_xform->algo); 2012 goto out; 2013 } 2014 session->cipher_alg = cipher_xform->algo; 2015 } else { 2016 session->cipher_key.data = NULL; 2017 session->cipher_key.length = 0; 2018 session->cipher_alg = RTE_CRYPTO_CIPHER_NULL; 2019 } 2020 2021 if (auth_xform && auth_xform->algo != RTE_CRYPTO_AUTH_NULL) { 2022 session->auth_key.data = rte_zmalloc(NULL, 2023 auth_xform->key.length, 2024 RTE_CACHE_LINE_SIZE); 2025 if (session->auth_key.data == NULL && 2026 auth_xform->key.length > 0) { 2027 DPAA_SEC_ERR("No Memory for auth key"); 2028 rte_free(session->cipher_key.data); 2029 return -ENOMEM; 2030 } 2031 memcpy(session->auth_key.data, auth_xform->key.data, 2032 auth_xform->key.length); 2033 session->auth_key.length = auth_xform->key.length; 2034 2035 switch (auth_xform->algo) { 2036 case RTE_CRYPTO_AUTH_SHA1_HMAC: 2037 case RTE_CRYPTO_AUTH_MD5_HMAC: 2038 case RTE_CRYPTO_AUTH_SHA256_HMAC: 2039 case RTE_CRYPTO_AUTH_SHA384_HMAC: 2040 case RTE_CRYPTO_AUTH_SHA512_HMAC: 2041 case RTE_CRYPTO_AUTH_AES_CMAC: 2042 break; 2043 default: 2044 DPAA_SEC_ERR("Crypto: Unsupported auth alg %u", 2045 auth_xform->algo); 2046 goto out; 2047 } 2048 session->auth_alg = auth_xform->algo; 2049 } else { 2050 session->auth_key.data = NULL; 2051 session->auth_key.length = 0; 2052 session->auth_alg = RTE_CRYPTO_AUTH_NULL; 2053 } 2054 2055 if (ipsec_xform->direction == RTE_SECURITY_IPSEC_SA_DIR_EGRESS) { 2056 memset(&session->encap_pdb, 0, sizeof(struct ipsec_encap_pdb) + 2057 sizeof(session->ip4_hdr)); 2058 session->ip4_hdr.ip_v = IPVERSION; 2059 session->ip4_hdr.ip_hl = 5; 2060 session->ip4_hdr.ip_len = rte_cpu_to_be_16( 2061 sizeof(session->ip4_hdr)); 2062 session->ip4_hdr.ip_tos = ipsec_xform->tunnel.ipv4.dscp; 2063 session->ip4_hdr.ip_id = 0; 2064 session->ip4_hdr.ip_off = 0; 2065 session->ip4_hdr.ip_ttl = ipsec_xform->tunnel.ipv4.ttl; 2066 session->ip4_hdr.ip_p = (ipsec_xform->proto == 2067 RTE_SECURITY_IPSEC_SA_PROTO_ESP) ? IPPROTO_ESP 2068 : IPPROTO_AH; 2069 session->ip4_hdr.ip_sum = 0; 2070 session->ip4_hdr.ip_src = ipsec_xform->tunnel.ipv4.src_ip; 2071 session->ip4_hdr.ip_dst = ipsec_xform->tunnel.ipv4.dst_ip; 2072 session->ip4_hdr.ip_sum = calc_chksum((uint16_t *) 2073 (void *)&session->ip4_hdr, 2074 sizeof(struct ip)); 2075 2076 session->encap_pdb.options = 2077 (IPVERSION << PDBNH_ESP_ENCAP_SHIFT) | 2078 PDBOPTS_ESP_OIHI_PDB_INL | 2079 PDBOPTS_ESP_IVSRC | 2080 PDBHMO_ESP_ENCAP_DTTL | 2081 PDBHMO_ESP_SNR; 2082 session->encap_pdb.spi = ipsec_xform->spi; 2083 session->encap_pdb.ip_hdr_len = sizeof(struct ip); 2084 2085 session->dir = DIR_ENC; 2086 } else if (ipsec_xform->direction == 2087 RTE_SECURITY_IPSEC_SA_DIR_INGRESS) { 2088 memset(&session->decap_pdb, 0, sizeof(struct ipsec_decap_pdb)); 2089 session->decap_pdb.options = sizeof(struct ip) << 16; 2090 session->dir = DIR_DEC; 2091 } else 2092 goto out; 2093 session->ctx_pool = internals->ctx_pool; 2094 rte_spinlock_lock(&internals->lock); 2095 session->inq = dpaa_sec_attach_rxq(internals); 2096 rte_spinlock_unlock(&internals->lock); 2097 if (session->inq == NULL) { 2098 DPAA_SEC_ERR("unable to attach sec queue"); 2099 goto out; 2100 } 2101 2102 2103 return 0; 2104 out: 2105 rte_free(session->auth_key.data); 2106 rte_free(session->cipher_key.data); 2107 memset(session, 0, sizeof(dpaa_sec_session)); 2108 return -1; 2109 } 2110 2111 static int 2112 dpaa_sec_security_session_create(void *dev, 2113 struct rte_security_session_conf *conf, 2114 struct rte_security_session *sess, 2115 struct rte_mempool *mempool) 2116 { 2117 void *sess_private_data; 2118 struct rte_cryptodev *cdev = (struct rte_cryptodev *)dev; 2119 int ret; 2120 2121 if (rte_mempool_get(mempool, &sess_private_data)) { 2122 DPAA_SEC_ERR("Couldn't get object from session mempool"); 2123 return -ENOMEM; 2124 } 2125 2126 switch (conf->protocol) { 2127 case RTE_SECURITY_PROTOCOL_IPSEC: 2128 ret = dpaa_sec_set_ipsec_session(cdev, conf, 2129 sess_private_data); 2130 break; 2131 case RTE_SECURITY_PROTOCOL_MACSEC: 2132 return -ENOTSUP; 2133 default: 2134 return -EINVAL; 2135 } 2136 if (ret != 0) { 2137 DPAA_SEC_ERR("failed to configure session parameters"); 2138 /* Return session to mempool */ 2139 rte_mempool_put(mempool, sess_private_data); 2140 return ret; 2141 } 2142 2143 set_sec_session_private_data(sess, sess_private_data); 2144 2145 return ret; 2146 } 2147 2148 /** Clear the memory of session so it doesn't leave key material behind */ 2149 static int 2150 dpaa_sec_security_session_destroy(void *dev __rte_unused, 2151 struct rte_security_session *sess) 2152 { 2153 PMD_INIT_FUNC_TRACE(); 2154 void *sess_priv = get_sec_session_private_data(sess); 2155 2156 dpaa_sec_session *s = (dpaa_sec_session *)sess_priv; 2157 2158 if (sess_priv) { 2159 struct rte_mempool *sess_mp = rte_mempool_from_obj(sess_priv); 2160 2161 rte_free(s->cipher_key.data); 2162 rte_free(s->auth_key.data); 2163 memset(sess, 0, sizeof(dpaa_sec_session)); 2164 set_sec_session_private_data(sess, NULL); 2165 rte_mempool_put(sess_mp, sess_priv); 2166 } 2167 return 0; 2168 } 2169 2170 2171 static int 2172 dpaa_sec_dev_configure(struct rte_cryptodev *dev, 2173 struct rte_cryptodev_config *config __rte_unused) 2174 { 2175 2176 char str[20]; 2177 struct dpaa_sec_dev_private *internals; 2178 2179 PMD_INIT_FUNC_TRACE(); 2180 2181 internals = dev->data->dev_private; 2182 sprintf(str, "ctx_pool_%d", dev->data->dev_id); 2183 if (!internals->ctx_pool) { 2184 internals->ctx_pool = rte_mempool_create((const char *)str, 2185 CTX_POOL_NUM_BUFS, 2186 CTX_POOL_BUF_SIZE, 2187 CTX_POOL_CACHE_SIZE, 0, 2188 NULL, NULL, NULL, NULL, 2189 SOCKET_ID_ANY, 0); 2190 if (!internals->ctx_pool) { 2191 DPAA_SEC_ERR("%s create failed\n", str); 2192 return -ENOMEM; 2193 } 2194 } else 2195 DPAA_SEC_INFO("mempool already created for dev_id : %d", 2196 dev->data->dev_id); 2197 2198 return 0; 2199 } 2200 2201 static int 2202 dpaa_sec_dev_start(struct rte_cryptodev *dev __rte_unused) 2203 { 2204 PMD_INIT_FUNC_TRACE(); 2205 return 0; 2206 } 2207 2208 static void 2209 dpaa_sec_dev_stop(struct rte_cryptodev *dev __rte_unused) 2210 { 2211 PMD_INIT_FUNC_TRACE(); 2212 } 2213 2214 static int 2215 dpaa_sec_dev_close(struct rte_cryptodev *dev) 2216 { 2217 struct dpaa_sec_dev_private *internals; 2218 2219 PMD_INIT_FUNC_TRACE(); 2220 2221 if (dev == NULL) 2222 return -ENOMEM; 2223 2224 internals = dev->data->dev_private; 2225 rte_mempool_free(internals->ctx_pool); 2226 internals->ctx_pool = NULL; 2227 2228 return 0; 2229 } 2230 2231 static void 2232 dpaa_sec_dev_infos_get(struct rte_cryptodev *dev, 2233 struct rte_cryptodev_info *info) 2234 { 2235 struct dpaa_sec_dev_private *internals = dev->data->dev_private; 2236 2237 PMD_INIT_FUNC_TRACE(); 2238 if (info != NULL) { 2239 info->max_nb_queue_pairs = internals->max_nb_queue_pairs; 2240 info->feature_flags = dev->feature_flags; 2241 info->capabilities = dpaa_sec_capabilities; 2242 info->sym.max_nb_sessions = internals->max_nb_sessions; 2243 info->driver_id = cryptodev_driver_id; 2244 } 2245 } 2246 2247 static struct rte_cryptodev_ops crypto_ops = { 2248 .dev_configure = dpaa_sec_dev_configure, 2249 .dev_start = dpaa_sec_dev_start, 2250 .dev_stop = dpaa_sec_dev_stop, 2251 .dev_close = dpaa_sec_dev_close, 2252 .dev_infos_get = dpaa_sec_dev_infos_get, 2253 .queue_pair_setup = dpaa_sec_queue_pair_setup, 2254 .queue_pair_release = dpaa_sec_queue_pair_release, 2255 .queue_pair_count = dpaa_sec_queue_pair_count, 2256 .sym_session_get_size = dpaa_sec_sym_session_get_size, 2257 .sym_session_configure = dpaa_sec_sym_session_configure, 2258 .sym_session_clear = dpaa_sec_sym_session_clear 2259 }; 2260 2261 static const struct rte_security_capability * 2262 dpaa_sec_capabilities_get(void *device __rte_unused) 2263 { 2264 return dpaa_sec_security_cap; 2265 } 2266 2267 struct rte_security_ops dpaa_sec_security_ops = { 2268 .session_create = dpaa_sec_security_session_create, 2269 .session_update = NULL, 2270 .session_stats_get = NULL, 2271 .session_destroy = dpaa_sec_security_session_destroy, 2272 .set_pkt_metadata = NULL, 2273 .capabilities_get = dpaa_sec_capabilities_get 2274 }; 2275 2276 static int 2277 dpaa_sec_uninit(struct rte_cryptodev *dev) 2278 { 2279 struct dpaa_sec_dev_private *internals; 2280 2281 if (dev == NULL) 2282 return -ENODEV; 2283 2284 internals = dev->data->dev_private; 2285 rte_free(dev->security_ctx); 2286 2287 /* In case close has been called, internals->ctx_pool would be NULL */ 2288 rte_mempool_free(internals->ctx_pool); 2289 rte_free(internals); 2290 2291 DPAA_SEC_INFO("Closing DPAA_SEC device %s on numa socket %u", 2292 dev->data->name, rte_socket_id()); 2293 2294 return 0; 2295 } 2296 2297 static int 2298 dpaa_sec_dev_init(struct rte_cryptodev *cryptodev) 2299 { 2300 struct dpaa_sec_dev_private *internals; 2301 struct rte_security_ctx *security_instance; 2302 struct dpaa_sec_qp *qp; 2303 uint32_t i, flags; 2304 int ret; 2305 2306 PMD_INIT_FUNC_TRACE(); 2307 2308 cryptodev->driver_id = cryptodev_driver_id; 2309 cryptodev->dev_ops = &crypto_ops; 2310 2311 cryptodev->enqueue_burst = dpaa_sec_enqueue_burst; 2312 cryptodev->dequeue_burst = dpaa_sec_dequeue_burst; 2313 cryptodev->feature_flags = RTE_CRYPTODEV_FF_SYMMETRIC_CRYPTO | 2314 RTE_CRYPTODEV_FF_HW_ACCELERATED | 2315 RTE_CRYPTODEV_FF_SYM_OPERATION_CHAINING | 2316 RTE_CRYPTODEV_FF_SECURITY | 2317 RTE_CRYPTODEV_FF_IN_PLACE_SGL | 2318 RTE_CRYPTODEV_FF_OOP_SGL_IN_SGL_OUT | 2319 RTE_CRYPTODEV_FF_OOP_SGL_IN_LB_OUT | 2320 RTE_CRYPTODEV_FF_OOP_LB_IN_SGL_OUT | 2321 RTE_CRYPTODEV_FF_OOP_LB_IN_LB_OUT; 2322 2323 internals = cryptodev->data->dev_private; 2324 internals->max_nb_queue_pairs = RTE_DPAA_MAX_NB_SEC_QPS; 2325 internals->max_nb_sessions = RTE_DPAA_SEC_PMD_MAX_NB_SESSIONS; 2326 2327 /* 2328 * For secondary processes, we don't initialise any further as primary 2329 * has already done this work. Only check we don't need a different 2330 * RX function 2331 */ 2332 if (rte_eal_process_type() != RTE_PROC_PRIMARY) { 2333 DPAA_SEC_WARN("Device already init by primary process"); 2334 return 0; 2335 } 2336 2337 /* Initialize security_ctx only for primary process*/ 2338 security_instance = rte_malloc("rte_security_instances_ops", 2339 sizeof(struct rte_security_ctx), 0); 2340 if (security_instance == NULL) 2341 return -ENOMEM; 2342 security_instance->device = (void *)cryptodev; 2343 security_instance->ops = &dpaa_sec_security_ops; 2344 security_instance->sess_cnt = 0; 2345 cryptodev->security_ctx = security_instance; 2346 2347 rte_spinlock_init(&internals->lock); 2348 for (i = 0; i < internals->max_nb_queue_pairs; i++) { 2349 /* init qman fq for queue pair */ 2350 qp = &internals->qps[i]; 2351 ret = dpaa_sec_init_tx(&qp->outq); 2352 if (ret) { 2353 DPAA_SEC_ERR("config tx of queue pair %d", i); 2354 goto init_error; 2355 } 2356 } 2357 2358 flags = QMAN_FQ_FLAG_LOCKED | QMAN_FQ_FLAG_DYNAMIC_FQID | 2359 QMAN_FQ_FLAG_TO_DCPORTAL; 2360 for (i = 0; i < internals->max_nb_sessions; i++) { 2361 /* create rx qman fq for sessions*/ 2362 ret = qman_create_fq(0, flags, &internals->inq[i]); 2363 if (unlikely(ret != 0)) { 2364 DPAA_SEC_ERR("sec qman_create_fq failed"); 2365 goto init_error; 2366 } 2367 } 2368 2369 RTE_LOG(INFO, PMD, "%s cryptodev init\n", cryptodev->data->name); 2370 return 0; 2371 2372 init_error: 2373 DPAA_SEC_ERR("driver %s: create failed\n", cryptodev->data->name); 2374 2375 dpaa_sec_uninit(cryptodev); 2376 return -EFAULT; 2377 } 2378 2379 static int 2380 cryptodev_dpaa_sec_probe(struct rte_dpaa_driver *dpaa_drv __rte_unused, 2381 struct rte_dpaa_device *dpaa_dev) 2382 { 2383 struct rte_cryptodev *cryptodev; 2384 char cryptodev_name[RTE_CRYPTODEV_NAME_MAX_LEN]; 2385 2386 int retval; 2387 2388 sprintf(cryptodev_name, "dpaa_sec-%d", dpaa_dev->id.dev_id); 2389 2390 cryptodev = rte_cryptodev_pmd_allocate(cryptodev_name, rte_socket_id()); 2391 if (cryptodev == NULL) 2392 return -ENOMEM; 2393 2394 if (rte_eal_process_type() == RTE_PROC_PRIMARY) { 2395 cryptodev->data->dev_private = rte_zmalloc_socket( 2396 "cryptodev private structure", 2397 sizeof(struct dpaa_sec_dev_private), 2398 RTE_CACHE_LINE_SIZE, 2399 rte_socket_id()); 2400 2401 if (cryptodev->data->dev_private == NULL) 2402 rte_panic("Cannot allocate memzone for private " 2403 "device data"); 2404 } 2405 2406 dpaa_dev->crypto_dev = cryptodev; 2407 cryptodev->device = &dpaa_dev->device; 2408 2409 /* init user callbacks */ 2410 TAILQ_INIT(&(cryptodev->link_intr_cbs)); 2411 2412 /* if sec device version is not configured */ 2413 if (!rta_get_sec_era()) { 2414 const struct device_node *caam_node; 2415 2416 for_each_compatible_node(caam_node, NULL, "fsl,sec-v4.0") { 2417 const uint32_t *prop = of_get_property(caam_node, 2418 "fsl,sec-era", 2419 NULL); 2420 if (prop) { 2421 rta_set_sec_era( 2422 INTL_SEC_ERA(rte_cpu_to_be_32(*prop))); 2423 break; 2424 } 2425 } 2426 } 2427 2428 /* Invoke PMD device initialization function */ 2429 retval = dpaa_sec_dev_init(cryptodev); 2430 if (retval == 0) 2431 return 0; 2432 2433 /* In case of error, cleanup is done */ 2434 if (rte_eal_process_type() == RTE_PROC_PRIMARY) 2435 rte_free(cryptodev->data->dev_private); 2436 2437 rte_cryptodev_pmd_release_device(cryptodev); 2438 2439 return -ENXIO; 2440 } 2441 2442 static int 2443 cryptodev_dpaa_sec_remove(struct rte_dpaa_device *dpaa_dev) 2444 { 2445 struct rte_cryptodev *cryptodev; 2446 int ret; 2447 2448 cryptodev = dpaa_dev->crypto_dev; 2449 if (cryptodev == NULL) 2450 return -ENODEV; 2451 2452 ret = dpaa_sec_uninit(cryptodev); 2453 if (ret) 2454 return ret; 2455 2456 return rte_cryptodev_pmd_destroy(cryptodev); 2457 } 2458 2459 static struct rte_dpaa_driver rte_dpaa_sec_driver = { 2460 .drv_type = FSL_DPAA_CRYPTO, 2461 .driver = { 2462 .name = "DPAA SEC PMD" 2463 }, 2464 .probe = cryptodev_dpaa_sec_probe, 2465 .remove = cryptodev_dpaa_sec_remove, 2466 }; 2467 2468 static struct cryptodev_driver dpaa_sec_crypto_drv; 2469 2470 RTE_PMD_REGISTER_DPAA(CRYPTODEV_NAME_DPAA_SEC_PMD, rte_dpaa_sec_driver); 2471 RTE_PMD_REGISTER_CRYPTO_DRIVER(dpaa_sec_crypto_drv, rte_dpaa_sec_driver.driver, 2472 cryptodev_driver_id); 2473 2474 RTE_INIT(dpaa_sec_init_log) 2475 { 2476 dpaa_logtype_sec = rte_log_register("pmd.crypto.dpaa"); 2477 if (dpaa_logtype_sec >= 0) 2478 rte_log_set_level(dpaa_logtype_sec, RTE_LOG_NOTICE); 2479 } 2480