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33 #include <rte_common.h>
34 #include <rte_hexdump.h>
35 #include <rte_cryptodev.h>
36 #include <rte_cryptodev_pmd.h>
38 #include <rte_malloc.h>
39 #include <rte_cpuflags.h>
41 #include "rte_aesni_mb_pmd_private.h"
43 typedef void (*hash_one_block_t)(const void *data, void *digest);
44 typedef void (*aes_keyexp_t)(const void *key, void *enc_exp_keys, void *dec_exp_keys);
47 * Calculate the authentication pre-computes
49 * @param one_block_hash Function pointer to calculate digest on ipad/opad
50 * @param ipad Inner pad output byte array
51 * @param opad Outer pad output byte array
52 * @param hkey Authentication key
53 * @param hkey_len Authentication key length
54 * @param blocksize Block size of selected hash algo
57 calculate_auth_precomputes(hash_one_block_t one_block_hash,
58 uint8_t *ipad, uint8_t *opad,
59 uint8_t *hkey, uint16_t hkey_len,
64 uint8_t ipad_buf[blocksize] __rte_aligned(16);
65 uint8_t opad_buf[blocksize] __rte_aligned(16);
67 /* Setup inner and outer pads */
68 memset(ipad_buf, HMAC_IPAD_VALUE, blocksize);
69 memset(opad_buf, HMAC_OPAD_VALUE, blocksize);
71 /* XOR hash key with inner and outer pads */
72 length = hkey_len > blocksize ? blocksize : hkey_len;
74 for (i = 0; i < length; i++) {
75 ipad_buf[i] ^= hkey[i];
76 opad_buf[i] ^= hkey[i];
79 /* Compute partial hashes */
80 (*one_block_hash)(ipad_buf, ipad);
81 (*one_block_hash)(opad_buf, opad);
84 memset(ipad_buf, 0, blocksize);
85 memset(opad_buf, 0, blocksize);
88 /** Get xform chain order */
89 static enum aesni_mb_operation
90 aesni_mb_get_chain_order(const struct rte_crypto_sym_xform *xform)
93 return AESNI_MB_OP_NOT_SUPPORTED;
95 if (xform->type == RTE_CRYPTO_SYM_XFORM_CIPHER) {
96 if (xform->next == NULL)
97 return AESNI_MB_OP_CIPHER_ONLY;
98 if (xform->next->type == RTE_CRYPTO_SYM_XFORM_AUTH)
99 return AESNI_MB_OP_CIPHER_HASH;
102 if (xform->type == RTE_CRYPTO_SYM_XFORM_AUTH) {
103 if (xform->next == NULL)
104 return AESNI_MB_OP_HASH_ONLY;
105 if (xform->next->type == RTE_CRYPTO_SYM_XFORM_CIPHER)
106 return AESNI_MB_OP_HASH_CIPHER;
109 return AESNI_MB_OP_NOT_SUPPORTED;
112 /** Set session authentication parameters */
114 aesni_mb_set_session_auth_parameters(const struct aesni_mb_op_fns *mb_ops,
115 struct aesni_mb_session *sess,
116 const struct rte_crypto_sym_xform *xform)
118 hash_one_block_t hash_oneblock_fn;
121 sess->auth.algo = NULL_HASH;
125 if (xform->type != RTE_CRYPTO_SYM_XFORM_AUTH) {
126 MB_LOG_ERR("Crypto xform struct not of type auth");
130 /* Select auth generate/verify */
131 sess->auth.operation = xform->auth.op;
133 /* Set Authentication Parameters */
134 if (xform->auth.algo == RTE_CRYPTO_AUTH_AES_XCBC_MAC) {
135 sess->auth.algo = AES_XCBC;
136 (*mb_ops->aux.keyexp.aes_xcbc)(xform->auth.key.data,
137 sess->auth.xcbc.k1_expanded,
138 sess->auth.xcbc.k2, sess->auth.xcbc.k3);
142 switch (xform->auth.algo) {
143 case RTE_CRYPTO_AUTH_MD5_HMAC:
144 sess->auth.algo = MD5;
145 hash_oneblock_fn = mb_ops->aux.one_block.md5;
147 case RTE_CRYPTO_AUTH_SHA1_HMAC:
148 sess->auth.algo = SHA1;
149 hash_oneblock_fn = mb_ops->aux.one_block.sha1;
151 case RTE_CRYPTO_AUTH_SHA224_HMAC:
152 sess->auth.algo = SHA_224;
153 hash_oneblock_fn = mb_ops->aux.one_block.sha224;
155 case RTE_CRYPTO_AUTH_SHA256_HMAC:
156 sess->auth.algo = SHA_256;
157 hash_oneblock_fn = mb_ops->aux.one_block.sha256;
159 case RTE_CRYPTO_AUTH_SHA384_HMAC:
160 sess->auth.algo = SHA_384;
161 hash_oneblock_fn = mb_ops->aux.one_block.sha384;
163 case RTE_CRYPTO_AUTH_SHA512_HMAC:
164 sess->auth.algo = SHA_512;
165 hash_oneblock_fn = mb_ops->aux.one_block.sha512;
168 MB_LOG_ERR("Unsupported authentication algorithm selection");
172 /* Calculate Authentication precomputes */
173 calculate_auth_precomputes(hash_oneblock_fn,
174 sess->auth.pads.inner, sess->auth.pads.outer,
175 xform->auth.key.data,
176 xform->auth.key.length,
177 get_auth_algo_blocksize(sess->auth.algo));
182 /** Set session cipher parameters */
184 aesni_mb_set_session_cipher_parameters(const struct aesni_mb_op_fns *mb_ops,
185 struct aesni_mb_session *sess,
186 const struct rte_crypto_sym_xform *xform)
188 aes_keyexp_t aes_keyexp_fn;
191 sess->cipher.mode = NULL_CIPHER;
195 if (xform->type != RTE_CRYPTO_SYM_XFORM_CIPHER) {
196 MB_LOG_ERR("Crypto xform struct not of type cipher");
200 /* Select cipher direction */
201 switch (xform->cipher.op) {
202 case RTE_CRYPTO_CIPHER_OP_ENCRYPT:
203 sess->cipher.direction = ENCRYPT;
205 case RTE_CRYPTO_CIPHER_OP_DECRYPT:
206 sess->cipher.direction = DECRYPT;
209 MB_LOG_ERR("Unsupported cipher operation parameter");
213 /* Select cipher mode */
214 switch (xform->cipher.algo) {
215 case RTE_CRYPTO_CIPHER_AES_CBC:
216 sess->cipher.mode = CBC;
218 case RTE_CRYPTO_CIPHER_AES_CTR:
219 sess->cipher.mode = CNTR;
222 MB_LOG_ERR("Unsupported cipher mode parameter");
226 /* Check key length and choose key expansion function */
227 switch (xform->cipher.key.length) {
229 sess->cipher.key_length_in_bytes = AES_128_BYTES;
230 aes_keyexp_fn = mb_ops->aux.keyexp.aes128;
233 sess->cipher.key_length_in_bytes = AES_192_BYTES;
234 aes_keyexp_fn = mb_ops->aux.keyexp.aes192;
237 sess->cipher.key_length_in_bytes = AES_256_BYTES;
238 aes_keyexp_fn = mb_ops->aux.keyexp.aes256;
241 MB_LOG_ERR("Unsupported cipher key length");
245 /* Expanded cipher keys */
246 (*aes_keyexp_fn)(xform->cipher.key.data,
247 sess->cipher.expanded_aes_keys.encode,
248 sess->cipher.expanded_aes_keys.decode);
253 /** Parse crypto xform chain and set private session parameters */
255 aesni_mb_set_session_parameters(const struct aesni_mb_op_fns *mb_ops,
256 struct aesni_mb_session *sess,
257 const struct rte_crypto_sym_xform *xform)
259 const struct rte_crypto_sym_xform *auth_xform = NULL;
260 const struct rte_crypto_sym_xform *cipher_xform = NULL;
262 /* Select Crypto operation - hash then cipher / cipher then hash */
263 switch (aesni_mb_get_chain_order(xform)) {
264 case AESNI_MB_OP_HASH_CIPHER:
265 sess->chain_order = HASH_CIPHER;
267 cipher_xform = xform->next;
269 case AESNI_MB_OP_CIPHER_HASH:
270 sess->chain_order = CIPHER_HASH;
271 auth_xform = xform->next;
272 cipher_xform = xform;
274 case AESNI_MB_OP_HASH_ONLY:
275 sess->chain_order = HASH_CIPHER;
279 case AESNI_MB_OP_CIPHER_ONLY:
281 * Multi buffer library operates only at two modes,
282 * CIPHER_HASH and HASH_CIPHER. When doing ciphering only,
283 * chain order depends on cipher operation: encryption is always
284 * the first operation and decryption the last one.
286 if (xform->cipher.op == RTE_CRYPTO_CIPHER_OP_ENCRYPT)
287 sess->chain_order = CIPHER_HASH;
289 sess->chain_order = HASH_CIPHER;
291 cipher_xform = xform;
293 case AESNI_MB_OP_NOT_SUPPORTED:
295 MB_LOG_ERR("Unsupported operation chain order parameter");
299 if (aesni_mb_set_session_auth_parameters(mb_ops, sess, auth_xform)) {
300 MB_LOG_ERR("Invalid/unsupported authentication parameters");
304 if (aesni_mb_set_session_cipher_parameters(mb_ops, sess,
306 MB_LOG_ERR("Invalid/unsupported cipher parameters");
313 * burst enqueue, place crypto operations on ingress queue for processing.
315 * @param __qp Queue Pair to process
316 * @param ops Crypto operations for processing
317 * @param nb_ops Number of crypto operations for processing
320 * - Number of crypto operations enqueued
323 aesni_mb_pmd_enqueue_burst(void *__qp, struct rte_crypto_op **ops,
326 struct aesni_mb_qp *qp = __qp;
328 unsigned int nb_enqueued;
330 nb_enqueued = rte_ring_enqueue_burst(qp->ingress_queue,
331 (void **)ops, nb_ops, NULL);
333 qp->stats.enqueued_count += nb_enqueued;
338 /** Get multi buffer session */
339 static inline struct aesni_mb_session *
340 get_session(struct aesni_mb_qp *qp, struct rte_crypto_op *op)
342 struct aesni_mb_session *sess = NULL;
344 if (op->sym->sess_type == RTE_CRYPTO_SYM_OP_WITH_SESSION) {
345 if (unlikely(op->sym->session->dev_type !=
346 RTE_CRYPTODEV_AESNI_MB_PMD)) {
350 sess = (struct aesni_mb_session *)op->sym->session->_private;
354 if (rte_mempool_get(qp->sess_mp, (void **)&_sess))
357 sess = (struct aesni_mb_session *)
358 ((struct rte_cryptodev_sym_session *)_sess)->_private;
360 if (unlikely(aesni_mb_set_session_parameters(qp->op_fns,
361 sess, op->sym->xform) != 0)) {
362 rte_mempool_put(qp->sess_mp, _sess);
365 op->sym->session = (struct rte_cryptodev_sym_session *)_sess;
372 * Process a crypto operation and complete a JOB_AES_HMAC job structure for
373 * submission to the multi buffer library for processing.
375 * @param qp queue pair
376 * @param job JOB_AES_HMAC structure to fill
377 * @param m mbuf to process
380 * - Completed JOB_AES_HMAC structure pointer on success
381 * - NULL pointer if completion of JOB_AES_HMAC structure isn't possible
384 set_mb_job_params(JOB_AES_HMAC *job, struct aesni_mb_qp *qp,
385 struct rte_crypto_op *op)
387 struct rte_mbuf *m_src = op->sym->m_src, *m_dst;
388 struct aesni_mb_session *session;
389 uint16_t m_offset = 0;
391 session = get_session(qp, op);
392 if (session == NULL) {
393 op->status = RTE_CRYPTO_OP_STATUS_INVALID_SESSION;
396 op->status = RTE_CRYPTO_OP_STATUS_ENQUEUED;
398 /* Set crypto operation */
399 job->chain_order = session->chain_order;
401 /* Set cipher parameters */
402 job->cipher_direction = session->cipher.direction;
403 job->cipher_mode = session->cipher.mode;
405 job->aes_key_len_in_bytes = session->cipher.key_length_in_bytes;
406 job->aes_enc_key_expanded = session->cipher.expanded_aes_keys.encode;
407 job->aes_dec_key_expanded = session->cipher.expanded_aes_keys.decode;
410 /* Set authentication parameters */
411 job->hash_alg = session->auth.algo;
412 if (job->hash_alg == AES_XCBC) {
413 job->_k1_expanded = session->auth.xcbc.k1_expanded;
414 job->_k2 = session->auth.xcbc.k2;
415 job->_k3 = session->auth.xcbc.k3;
417 job->hashed_auth_key_xor_ipad = session->auth.pads.inner;
418 job->hashed_auth_key_xor_opad = session->auth.pads.outer;
421 /* Mutable crypto operation parameters */
422 if (op->sym->m_dst) {
423 m_src = m_dst = op->sym->m_dst;
425 /* append space for output data to mbuf */
426 char *odata = rte_pktmbuf_append(m_dst,
427 rte_pktmbuf_data_len(op->sym->m_src));
429 MB_LOG_ERR("failed to allocate space in destination "
430 "mbuf for source data");
431 op->status = RTE_CRYPTO_OP_STATUS_ERROR;
435 memcpy(odata, rte_pktmbuf_mtod(op->sym->m_src, void*),
436 rte_pktmbuf_data_len(op->sym->m_src));
439 m_offset = op->sym->cipher.data.offset;
442 /* Set digest output location */
443 if (job->hash_alg != NULL_HASH &&
444 session->auth.operation == RTE_CRYPTO_AUTH_OP_VERIFY) {
445 job->auth_tag_output = (uint8_t *)rte_pktmbuf_append(m_dst,
446 get_digest_byte_length(job->hash_alg));
448 if (job->auth_tag_output == NULL) {
449 MB_LOG_ERR("failed to allocate space in output mbuf "
451 op->status = RTE_CRYPTO_OP_STATUS_ERROR;
455 memset(job->auth_tag_output, 0,
456 sizeof(get_digest_byte_length(job->hash_alg)));
459 job->auth_tag_output = op->sym->auth.digest.data;
463 * Multi-buffer library current only support returning a truncated
464 * digest length as specified in the relevant IPsec RFCs
466 job->auth_tag_output_len_in_bytes =
467 get_truncated_digest_byte_length(job->hash_alg);
469 /* Set IV parameters */
470 job->iv = op->sym->cipher.iv.data;
471 job->iv_len_in_bytes = op->sym->cipher.iv.length;
474 job->src = rte_pktmbuf_mtod(m_src, uint8_t *);
475 job->dst = rte_pktmbuf_mtod_offset(m_dst, uint8_t *, m_offset);
477 job->cipher_start_src_offset_in_bytes = op->sym->cipher.data.offset;
478 job->msg_len_to_cipher_in_bytes = op->sym->cipher.data.length;
480 job->hash_start_src_offset_in_bytes = op->sym->auth.data.offset;
481 job->msg_len_to_hash_in_bytes = op->sym->auth.data.length;
483 /* Set user data to be crypto operation data struct */
485 job->user_data2 = m_dst;
491 verify_digest(JOB_AES_HMAC *job, struct rte_crypto_op *op) {
492 struct rte_mbuf *m_dst = (struct rte_mbuf *)job->user_data2;
494 RTE_ASSERT(m_dst == NULL);
496 /* Verify digest if required */
497 if (memcmp(job->auth_tag_output, op->sym->auth.digest.data,
498 job->auth_tag_output_len_in_bytes) != 0)
499 op->status = RTE_CRYPTO_OP_STATUS_AUTH_FAILED;
501 /* trim area used for digest from mbuf */
502 rte_pktmbuf_trim(m_dst, get_digest_byte_length(job->hash_alg));
506 * Process a completed job and return rte_mbuf which job processed
508 * @param job JOB_AES_HMAC job to process
511 * - Returns processed mbuf which is trimmed of output digest used in
512 * verification of supplied digest in the case of a HASH_CIPHER operation
513 * - Returns NULL on invalid job
515 static inline struct rte_crypto_op *
516 post_process_mb_job(struct aesni_mb_qp *qp, JOB_AES_HMAC *job)
518 struct rte_crypto_op *op = (struct rte_crypto_op *)job->user_data;
520 struct aesni_mb_session *sess;
522 RTE_ASSERT(op == NULL);
524 if (unlikely(op->status == RTE_CRYPTO_OP_STATUS_ENQUEUED)) {
525 switch (job->status) {
527 op->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
529 if (job->hash_alg != NULL_HASH) {
530 sess = (struct aesni_mb_session *)
531 op->sym->session->_private;
533 if (sess->auth.operation ==
534 RTE_CRYPTO_AUTH_OP_VERIFY)
535 verify_digest(job, op);
539 op->status = RTE_CRYPTO_OP_STATUS_ERROR;
543 /* Free session if a session-less crypto op */
544 if (op->sym->sess_type == RTE_CRYPTO_SYM_OP_SESSIONLESS) {
545 rte_mempool_put(qp->sess_mp, op->sym->session);
546 op->sym->session = NULL;
553 * Process a completed JOB_AES_HMAC job and keep processing jobs until
554 * get_completed_job return NULL
556 * @param qp Queue Pair to process
557 * @param job JOB_AES_HMAC job
560 * - Number of processed jobs
563 handle_completed_jobs(struct aesni_mb_qp *qp, JOB_AES_HMAC *job,
564 struct rte_crypto_op **ops, uint16_t nb_ops)
566 struct rte_crypto_op *op = NULL;
567 unsigned processed_jobs = 0;
569 while (job != NULL && processed_jobs < nb_ops) {
570 op = post_process_mb_job(qp, job);
573 ops[processed_jobs++] = op;
574 qp->stats.dequeued_count++;
576 qp->stats.dequeue_err_count++;
580 job = (*qp->op_fns->job.get_completed_job)(&qp->mb_mgr);
583 return processed_jobs;
586 static inline uint16_t
587 flush_mb_mgr(struct aesni_mb_qp *qp, struct rte_crypto_op **ops,
590 int processed_ops = 0;
592 /* Flush the remaining jobs */
593 JOB_AES_HMAC *job = (*qp->op_fns->job.flush_job)(&qp->mb_mgr);
596 processed_ops += handle_completed_jobs(qp, job,
597 &ops[processed_ops], nb_ops - processed_ops);
599 return processed_ops;
602 static inline JOB_AES_HMAC *
603 set_job_null_op(JOB_AES_HMAC *job)
605 job->chain_order = HASH_CIPHER;
606 job->cipher_mode = NULL_CIPHER;
607 job->hash_alg = NULL_HASH;
608 job->cipher_direction = DECRYPT;
614 aesni_mb_pmd_dequeue_burst(void *queue_pair, struct rte_crypto_op **ops,
617 struct aesni_mb_qp *qp = queue_pair;
619 struct rte_crypto_op *op;
622 int retval, processed_jobs = 0;
625 /* Get next operation to process from ingress queue */
626 retval = rte_ring_dequeue(qp->ingress_queue, (void **)&op);
630 /* Get next free mb job struct from mb manager */
631 job = (*qp->op_fns->job.get_next)(&qp->mb_mgr);
632 if (unlikely(job == NULL)) {
633 /* if no free mb job structs we need to flush mb_mgr */
634 processed_jobs += flush_mb_mgr(qp,
635 &ops[processed_jobs],
636 (nb_ops - processed_jobs) - 1);
638 job = (*qp->op_fns->job.get_next)(&qp->mb_mgr);
641 retval = set_mb_job_params(job, qp, op);
642 if (unlikely(retval != 0)) {
643 qp->stats.dequeue_err_count++;
644 set_job_null_op(job);
647 /* Submit job to multi-buffer for processing */
648 job = (*qp->op_fns->job.submit)(&qp->mb_mgr);
651 * If submit returns a processed job then handle it,
652 * before submitting subsequent jobs
655 processed_jobs += handle_completed_jobs(qp, job,
656 &ops[processed_jobs],
657 nb_ops - processed_jobs);
659 } while (processed_jobs < nb_ops);
661 if (processed_jobs < 1)
662 processed_jobs += flush_mb_mgr(qp,
663 &ops[processed_jobs],
664 nb_ops - processed_jobs);
666 return processed_jobs;
669 static int cryptodev_aesni_mb_remove(const char *name);
672 cryptodev_aesni_mb_create(struct rte_crypto_vdev_init_params *init_params)
674 struct rte_cryptodev *dev;
675 struct aesni_mb_private *internals;
676 enum aesni_mb_vector_mode vector_mode;
678 if (init_params->name[0] == '\0') {
679 int ret = rte_cryptodev_pmd_create_dev_name(
681 RTE_STR(CRYPTODEV_NAME_AESNI_MB_PMD));
684 MB_LOG_ERR("failed to create unique name");
689 /* Check CPU for supported vector instruction set */
690 if (rte_cpu_get_flag_enabled(RTE_CPUFLAG_AVX512F))
691 vector_mode = RTE_AESNI_MB_AVX512;
692 else if (rte_cpu_get_flag_enabled(RTE_CPUFLAG_AVX2))
693 vector_mode = RTE_AESNI_MB_AVX2;
694 else if (rte_cpu_get_flag_enabled(RTE_CPUFLAG_AVX))
695 vector_mode = RTE_AESNI_MB_AVX;
696 else if (rte_cpu_get_flag_enabled(RTE_CPUFLAG_SSE4_1))
697 vector_mode = RTE_AESNI_MB_SSE;
699 MB_LOG_ERR("Vector instructions are not supported by CPU");
703 dev = rte_cryptodev_pmd_virtual_dev_init(init_params->name,
704 sizeof(struct aesni_mb_private), init_params->socket_id);
706 MB_LOG_ERR("failed to create cryptodev vdev");
710 dev->dev_type = RTE_CRYPTODEV_AESNI_MB_PMD;
711 dev->dev_ops = rte_aesni_mb_pmd_ops;
713 /* register rx/tx burst functions for data path */
714 dev->dequeue_burst = aesni_mb_pmd_dequeue_burst;
715 dev->enqueue_burst = aesni_mb_pmd_enqueue_burst;
717 dev->feature_flags = RTE_CRYPTODEV_FF_SYMMETRIC_CRYPTO |
718 RTE_CRYPTODEV_FF_SYM_OPERATION_CHAINING |
719 RTE_CRYPTODEV_FF_CPU_AESNI;
721 switch (vector_mode) {
722 case RTE_AESNI_MB_SSE:
723 dev->feature_flags |= RTE_CRYPTODEV_FF_CPU_SSE;
725 case RTE_AESNI_MB_AVX:
726 dev->feature_flags |= RTE_CRYPTODEV_FF_CPU_AVX;
728 case RTE_AESNI_MB_AVX2:
729 dev->feature_flags |= RTE_CRYPTODEV_FF_CPU_AVX2;
731 case RTE_AESNI_MB_AVX512:
732 dev->feature_flags |= RTE_CRYPTODEV_FF_CPU_AVX512;
738 /* Set vector instructions mode supported */
739 internals = dev->data->dev_private;
741 internals->vector_mode = vector_mode;
742 internals->max_nb_queue_pairs = init_params->max_nb_queue_pairs;
743 internals->max_nb_sessions = init_params->max_nb_sessions;
747 MB_LOG_ERR("driver %s: cryptodev_aesni_create failed",
750 cryptodev_aesni_mb_remove(init_params->name);
755 cryptodev_aesni_mb_probe(const char *name,
756 const char *input_args)
758 struct rte_crypto_vdev_init_params init_params = {
759 RTE_CRYPTODEV_VDEV_DEFAULT_MAX_NB_QUEUE_PAIRS,
760 RTE_CRYPTODEV_VDEV_DEFAULT_MAX_NB_SESSIONS,
765 rte_cryptodev_parse_vdev_init_params(&init_params, input_args);
767 RTE_LOG(INFO, PMD, "Initialising %s on NUMA node %d\n", name,
768 init_params.socket_id);
769 if (init_params.name[0] != '\0')
770 RTE_LOG(INFO, PMD, " User defined name = %s\n",
772 RTE_LOG(INFO, PMD, " Max number of queue pairs = %d\n",
773 init_params.max_nb_queue_pairs);
774 RTE_LOG(INFO, PMD, " Max number of sessions = %d\n",
775 init_params.max_nb_sessions);
777 return cryptodev_aesni_mb_create(&init_params);
781 cryptodev_aesni_mb_remove(const char *name)
786 RTE_LOG(INFO, PMD, "Closing AESNI crypto device %s on numa socket %u\n",
787 name, rte_socket_id());
792 static struct rte_vdev_driver cryptodev_aesni_mb_pmd_drv = {
793 .probe = cryptodev_aesni_mb_probe,
794 .remove = cryptodev_aesni_mb_remove
797 RTE_PMD_REGISTER_VDEV(CRYPTODEV_NAME_AESNI_MB_PMD, cryptodev_aesni_mb_pmd_drv);
798 RTE_PMD_REGISTER_ALIAS(CRYPTODEV_NAME_AESNI_MB_PMD, cryptodev_aesni_mb_pmd);
799 RTE_PMD_REGISTER_PARAM_STRING(CRYPTODEV_NAME_AESNI_MB_PMD,
800 "max_nb_queue_pairs=<int> "
801 "max_nb_sessions=<int> "