1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2015-2017 Intel Corporation
7 #include <rte_string_fns.h>
8 #include <rte_common.h>
9 #include <rte_malloc.h>
10 #include <rte_cryptodev_pmd.h>
12 #include "aesni_mb_pmd_private.h"
15 static const struct rte_cryptodev_capabilities aesni_mb_pmd_capabilities[] = {
17 .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
19 .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,
21 .algo = RTE_CRYPTO_AUTH_MD5_HMAC,
38 .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
40 .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,
42 .algo = RTE_CRYPTO_AUTH_SHA1_HMAC,
59 .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
61 .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,
63 .algo = RTE_CRYPTO_AUTH_SHA1,
80 .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
82 .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,
84 .algo = RTE_CRYPTO_AUTH_SHA224_HMAC,
101 .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
103 .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,
105 .algo = RTE_CRYPTO_AUTH_SHA224,
122 .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
124 .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,
126 .algo = RTE_CRYPTO_AUTH_SHA256_HMAC,
143 .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
145 .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,
147 .algo = RTE_CRYPTO_AUTH_SHA256,
164 .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
166 .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,
168 .algo = RTE_CRYPTO_AUTH_SHA384_HMAC,
185 .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
187 .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,
189 .algo = RTE_CRYPTO_AUTH_SHA384,
206 .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
208 .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,
210 .algo = RTE_CRYPTO_AUTH_SHA512_HMAC,
227 .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
229 .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,
231 .algo = RTE_CRYPTO_AUTH_SHA512,
247 { /* AES XCBC HMAC */
248 .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
250 .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,
252 .algo = RTE_CRYPTO_AUTH_AES_XCBC_MAC,
269 .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
271 .xform_type = RTE_CRYPTO_SYM_XFORM_CIPHER,
273 .algo = RTE_CRYPTO_CIPHER_AES_CBC,
289 .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
291 .xform_type = RTE_CRYPTO_SYM_XFORM_CIPHER,
293 .algo = RTE_CRYPTO_CIPHER_AES_CTR,
308 { /* AES DOCSIS BPI */
309 .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
311 .xform_type = RTE_CRYPTO_SYM_XFORM_CIPHER,
313 .algo = RTE_CRYPTO_CIPHER_AES_DOCSISBPI,
329 .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
331 .xform_type = RTE_CRYPTO_SYM_XFORM_CIPHER,
333 .algo = RTE_CRYPTO_CIPHER_DES_CBC,
349 .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
351 .xform_type = RTE_CRYPTO_SYM_XFORM_CIPHER,
353 .algo = RTE_CRYPTO_CIPHER_3DES_CBC,
368 { /* DES DOCSIS BPI */
369 .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
371 .xform_type = RTE_CRYPTO_SYM_XFORM_CIPHER,
373 .algo = RTE_CRYPTO_CIPHER_DES_DOCSISBPI,
389 .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
391 .xform_type = RTE_CRYPTO_SYM_XFORM_AEAD,
393 .algo = RTE_CRYPTO_AEAD_AES_CCM,
419 .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
421 .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,
423 .algo = RTE_CRYPTO_AUTH_AES_CMAC,
440 .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
442 .xform_type = RTE_CRYPTO_SYM_XFORM_AEAD,
444 .algo = RTE_CRYPTO_AEAD_AES_GCM,
469 { /* AES GMAC (AUTH) */
470 .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
472 .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,
474 .algo = RTE_CRYPTO_AUTH_AES_GMAC,
494 RTE_CRYPTODEV_END_OF_CAPABILITIES_LIST()
498 /** Configure device */
500 aesni_mb_pmd_config(__rte_unused struct rte_cryptodev *dev,
501 __rte_unused struct rte_cryptodev_config *config)
508 aesni_mb_pmd_start(__rte_unused struct rte_cryptodev *dev)
515 aesni_mb_pmd_stop(__rte_unused struct rte_cryptodev *dev)
521 aesni_mb_pmd_close(__rte_unused struct rte_cryptodev *dev)
527 /** Get device statistics */
529 aesni_mb_pmd_stats_get(struct rte_cryptodev *dev,
530 struct rte_cryptodev_stats *stats)
534 for (qp_id = 0; qp_id < dev->data->nb_queue_pairs; qp_id++) {
535 struct aesni_mb_qp *qp = dev->data->queue_pairs[qp_id];
537 stats->enqueued_count += qp->stats.enqueued_count;
538 stats->dequeued_count += qp->stats.dequeued_count;
540 stats->enqueue_err_count += qp->stats.enqueue_err_count;
541 stats->dequeue_err_count += qp->stats.dequeue_err_count;
545 /** Reset device statistics */
547 aesni_mb_pmd_stats_reset(struct rte_cryptodev *dev)
551 for (qp_id = 0; qp_id < dev->data->nb_queue_pairs; qp_id++) {
552 struct aesni_mb_qp *qp = dev->data->queue_pairs[qp_id];
554 memset(&qp->stats, 0, sizeof(qp->stats));
559 /** Get device info */
561 aesni_mb_pmd_info_get(struct rte_cryptodev *dev,
562 struct rte_cryptodev_info *dev_info)
564 struct aesni_mb_private *internals = dev->data->dev_private;
566 if (dev_info != NULL) {
567 dev_info->driver_id = dev->driver_id;
568 dev_info->feature_flags = dev->feature_flags;
569 dev_info->capabilities = aesni_mb_pmd_capabilities;
570 dev_info->max_nb_queue_pairs = internals->max_nb_queue_pairs;
571 /* No limit of number of sessions */
572 dev_info->sym.max_nb_sessions = 0;
576 /** Release queue pair */
578 aesni_mb_pmd_qp_release(struct rte_cryptodev *dev, uint16_t qp_id)
580 struct aesni_mb_qp *qp = dev->data->queue_pairs[qp_id];
581 struct rte_ring *r = NULL;
584 r = rte_ring_lookup(qp->name);
588 free_mb_mgr(qp->mb_mgr);
590 dev->data->queue_pairs[qp_id] = NULL;
595 /** set a unique name for the queue pair based on it's name, dev_id and qp_id */
597 aesni_mb_pmd_qp_set_unique_name(struct rte_cryptodev *dev,
598 struct aesni_mb_qp *qp)
600 unsigned n = snprintf(qp->name, sizeof(qp->name),
601 "aesni_mb_pmd_%u_qp_%u",
602 dev->data->dev_id, qp->id);
604 if (n >= sizeof(qp->name))
610 /** Create a ring to place processed operations on */
611 static struct rte_ring *
612 aesni_mb_pmd_qp_create_processed_ops_ring(struct aesni_mb_qp *qp,
613 unsigned int ring_size, int socket_id)
616 char ring_name[RTE_CRYPTODEV_NAME_MAX_LEN];
618 unsigned int n = strlcpy(ring_name, qp->name, sizeof(ring_name));
620 if (n >= sizeof(ring_name))
623 r = rte_ring_lookup(ring_name);
625 if (rte_ring_get_size(r) >= ring_size) {
626 AESNI_MB_LOG(INFO, "Reusing existing ring %s for processed ops",
631 AESNI_MB_LOG(ERR, "Unable to reuse existing ring %s for processed ops",
636 return rte_ring_create(ring_name, ring_size, socket_id,
637 RING_F_SP_ENQ | RING_F_SC_DEQ);
640 /** Setup a queue pair */
642 aesni_mb_pmd_qp_setup(struct rte_cryptodev *dev, uint16_t qp_id,
643 const struct rte_cryptodev_qp_conf *qp_conf,
646 struct aesni_mb_qp *qp = NULL;
647 struct aesni_mb_private *internals = dev->data->dev_private;
650 /* Free memory prior to re-allocation if needed. */
651 if (dev->data->queue_pairs[qp_id] != NULL)
652 aesni_mb_pmd_qp_release(dev, qp_id);
654 /* Allocate the queue pair data structure. */
655 qp = rte_zmalloc_socket("AES-NI PMD Queue Pair", sizeof(*qp),
656 RTE_CACHE_LINE_SIZE, socket_id);
661 dev->data->queue_pairs[qp_id] = qp;
663 if (aesni_mb_pmd_qp_set_unique_name(dev, qp))
664 goto qp_setup_cleanup;
667 qp->mb_mgr = alloc_mb_mgr(0);
668 if (qp->mb_mgr == NULL) {
670 goto qp_setup_cleanup;
673 switch (internals->vector_mode) {
674 case RTE_AESNI_MB_SSE:
675 dev->feature_flags |= RTE_CRYPTODEV_FF_CPU_SSE;
676 init_mb_mgr_sse(qp->mb_mgr);
678 case RTE_AESNI_MB_AVX:
679 dev->feature_flags |= RTE_CRYPTODEV_FF_CPU_AVX;
680 init_mb_mgr_avx(qp->mb_mgr);
682 case RTE_AESNI_MB_AVX2:
683 dev->feature_flags |= RTE_CRYPTODEV_FF_CPU_AVX2;
684 init_mb_mgr_avx2(qp->mb_mgr);
686 case RTE_AESNI_MB_AVX512:
687 dev->feature_flags |= RTE_CRYPTODEV_FF_CPU_AVX512;
688 init_mb_mgr_avx512(qp->mb_mgr);
691 AESNI_MB_LOG(ERR, "Unsupported vector mode %u\n",
692 internals->vector_mode);
693 goto qp_setup_cleanup;
696 qp->ingress_queue = aesni_mb_pmd_qp_create_processed_ops_ring(qp,
697 qp_conf->nb_descriptors, socket_id);
698 if (qp->ingress_queue == NULL) {
700 goto qp_setup_cleanup;
703 qp->sess_mp = qp_conf->mp_session;
704 qp->sess_mp_priv = qp_conf->mp_session_private;
706 memset(&qp->stats, 0, sizeof(qp->stats));
708 char mp_name[RTE_MEMPOOL_NAMESIZE];
710 snprintf(mp_name, RTE_MEMPOOL_NAMESIZE,
711 "digest_mp_%u_%u", dev->data->dev_id, qp_id);
717 free_mb_mgr(qp->mb_mgr);
724 /** Return the number of allocated queue pairs */
726 aesni_mb_pmd_qp_count(struct rte_cryptodev *dev)
728 return dev->data->nb_queue_pairs;
731 /** Returns the size of the aesni multi-buffer session structure */
733 aesni_mb_pmd_sym_session_get_size(struct rte_cryptodev *dev __rte_unused)
735 return sizeof(struct aesni_mb_session);
738 /** Configure a aesni multi-buffer session from a crypto xform chain */
740 aesni_mb_pmd_sym_session_configure(struct rte_cryptodev *dev,
741 struct rte_crypto_sym_xform *xform,
742 struct rte_cryptodev_sym_session *sess,
743 struct rte_mempool *mempool)
745 void *sess_private_data;
746 struct aesni_mb_private *internals = dev->data->dev_private;
749 if (unlikely(sess == NULL)) {
750 AESNI_MB_LOG(ERR, "invalid session struct");
754 if (rte_mempool_get(mempool, &sess_private_data)) {
756 "Couldn't get object from session mempool");
760 ret = aesni_mb_set_session_parameters(internals->mb_mgr,
761 sess_private_data, xform);
763 AESNI_MB_LOG(ERR, "failed configure session parameters");
765 /* Return session to mempool */
766 rte_mempool_put(mempool, sess_private_data);
770 set_sym_session_private_data(sess, dev->driver_id,
776 /** Clear the memory of session so it doesn't leave key material behind */
778 aesni_mb_pmd_sym_session_clear(struct rte_cryptodev *dev,
779 struct rte_cryptodev_sym_session *sess)
781 uint8_t index = dev->driver_id;
782 void *sess_priv = get_sym_session_private_data(sess, index);
784 /* Zero out the whole structure */
786 memset(sess_priv, 0, sizeof(struct aesni_mb_session));
787 struct rte_mempool *sess_mp = rte_mempool_from_obj(sess_priv);
788 set_sym_session_private_data(sess, index, NULL);
789 rte_mempool_put(sess_mp, sess_priv);
793 struct rte_cryptodev_ops aesni_mb_pmd_ops = {
794 .dev_configure = aesni_mb_pmd_config,
795 .dev_start = aesni_mb_pmd_start,
796 .dev_stop = aesni_mb_pmd_stop,
797 .dev_close = aesni_mb_pmd_close,
799 .stats_get = aesni_mb_pmd_stats_get,
800 .stats_reset = aesni_mb_pmd_stats_reset,
802 .dev_infos_get = aesni_mb_pmd_info_get,
804 .queue_pair_setup = aesni_mb_pmd_qp_setup,
805 .queue_pair_release = aesni_mb_pmd_qp_release,
806 .queue_pair_count = aesni_mb_pmd_qp_count,
808 .sym_session_get_size = aesni_mb_pmd_sym_session_get_size,
809 .sym_session_configure = aesni_mb_pmd_sym_session_configure,
810 .sym_session_clear = aesni_mb_pmd_sym_session_clear
813 struct rte_cryptodev_ops *rte_aesni_mb_pmd_ops = &aesni_mb_pmd_ops;