1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2017 Marvell International Ltd.
3 * Copyright(c) 2017 Semihalf.
7 #include <rte_common.h>
8 #include <rte_hexdump.h>
9 #include <rte_cryptodev.h>
10 #include <rte_cryptodev_pmd.h>
11 #include <rte_bus_vdev.h>
12 #include <rte_malloc.h>
13 #include <rte_cpuflags.h>
15 #include "rte_mrvl_pmd_private.h"
17 #define MRVL_MUSDK_DMA_MEMSIZE 41943040
19 #define MRVL_PMD_MAX_NB_SESS_ARG ("max_nb_sessions")
20 #define MRVL_PMD_DEFAULT_MAX_NB_SESSIONS 2048
22 static uint8_t cryptodev_driver_id;
24 struct mrvl_pmd_init_params {
25 struct rte_cryptodev_pmd_init_params common;
26 uint32_t max_nb_sessions;
29 const char *mrvl_pmd_valid_params[] = {
30 RTE_CRYPTODEV_PMD_NAME_ARG,
31 RTE_CRYPTODEV_PMD_MAX_NB_QP_ARG,
32 RTE_CRYPTODEV_PMD_SOCKET_ID_ARG,
33 MRVL_PMD_MAX_NB_SESS_ARG
37 * Flag if particular crypto algorithm is supported by PMD/MUSDK.
39 * The idea is to have Not Supported value as default (0).
40 * This way we need only to define proper map sizes,
41 * non-initialized entries will be by default not supported.
44 ALGO_NOT_SUPPORTED = 0,
48 /** Map elements for cipher mapping.*/
49 struct cipher_params_mapping {
50 enum algo_supported supported; /**< On/Off switch */
51 enum sam_cipher_alg cipher_alg; /**< Cipher algorithm */
52 enum sam_cipher_mode cipher_mode; /**< Cipher mode */
53 unsigned int max_key_len; /**< Maximum key length (in bytes)*/
55 /* We want to squeeze in multiple maps into the cache line. */
58 /** Map elements for auth mapping.*/
59 struct auth_params_mapping {
60 enum algo_supported supported; /**< On/off switch */
61 enum sam_auth_alg auth_alg; /**< Auth algorithm */
63 /* We want to squeeze in multiple maps into the cache line. */
67 * Map of supported cipher algorithms.
70 struct cipher_params_mapping cipher_map[RTE_CRYPTO_CIPHER_LIST_END] = {
71 [RTE_CRYPTO_CIPHER_3DES_CBC] = {
72 .supported = ALGO_SUPPORTED,
73 .cipher_alg = SAM_CIPHER_3DES,
74 .cipher_mode = SAM_CIPHER_CBC,
75 .max_key_len = BITS2BYTES(192) },
76 [RTE_CRYPTO_CIPHER_3DES_CTR] = {
77 .supported = ALGO_SUPPORTED,
78 .cipher_alg = SAM_CIPHER_3DES,
79 .cipher_mode = SAM_CIPHER_CTR,
80 .max_key_len = BITS2BYTES(192) },
81 [RTE_CRYPTO_CIPHER_3DES_ECB] = {
82 .supported = ALGO_SUPPORTED,
83 .cipher_alg = SAM_CIPHER_3DES,
84 .cipher_mode = SAM_CIPHER_ECB,
85 .max_key_len = BITS2BYTES(192) },
86 [RTE_CRYPTO_CIPHER_AES_CBC] = {
87 .supported = ALGO_SUPPORTED,
88 .cipher_alg = SAM_CIPHER_AES,
89 .cipher_mode = SAM_CIPHER_CBC,
90 .max_key_len = BITS2BYTES(256) },
91 [RTE_CRYPTO_CIPHER_AES_CTR] = {
92 .supported = ALGO_SUPPORTED,
93 .cipher_alg = SAM_CIPHER_AES,
94 .cipher_mode = SAM_CIPHER_CTR,
95 .max_key_len = BITS2BYTES(256) },
99 * Map of supported auth algorithms.
102 struct auth_params_mapping auth_map[RTE_CRYPTO_AUTH_LIST_END] = {
103 [RTE_CRYPTO_AUTH_MD5_HMAC] = {
104 .supported = ALGO_SUPPORTED,
105 .auth_alg = SAM_AUTH_HMAC_MD5 },
106 [RTE_CRYPTO_AUTH_MD5] = {
107 .supported = ALGO_SUPPORTED,
108 .auth_alg = SAM_AUTH_HASH_MD5 },
109 [RTE_CRYPTO_AUTH_SHA1_HMAC] = {
110 .supported = ALGO_SUPPORTED,
111 .auth_alg = SAM_AUTH_HMAC_SHA1 },
112 [RTE_CRYPTO_AUTH_SHA1] = {
113 .supported = ALGO_SUPPORTED,
114 .auth_alg = SAM_AUTH_HASH_SHA1 },
115 [RTE_CRYPTO_AUTH_SHA224] = {
116 .supported = ALGO_SUPPORTED,
117 .auth_alg = SAM_AUTH_HASH_SHA2_224 },
118 [RTE_CRYPTO_AUTH_SHA256_HMAC] = {
119 .supported = ALGO_SUPPORTED,
120 .auth_alg = SAM_AUTH_HMAC_SHA2_256 },
121 [RTE_CRYPTO_AUTH_SHA256] = {
122 .supported = ALGO_SUPPORTED,
123 .auth_alg = SAM_AUTH_HASH_SHA2_256 },
124 [RTE_CRYPTO_AUTH_SHA384_HMAC] = {
125 .supported = ALGO_SUPPORTED,
126 .auth_alg = SAM_AUTH_HMAC_SHA2_384 },
127 [RTE_CRYPTO_AUTH_SHA384] = {
128 .supported = ALGO_SUPPORTED,
129 .auth_alg = SAM_AUTH_HASH_SHA2_384 },
130 [RTE_CRYPTO_AUTH_SHA512_HMAC] = {
131 .supported = ALGO_SUPPORTED,
132 .auth_alg = SAM_AUTH_HMAC_SHA2_512 },
133 [RTE_CRYPTO_AUTH_SHA512] = {
134 .supported = ALGO_SUPPORTED,
135 .auth_alg = SAM_AUTH_HASH_SHA2_512 },
136 [RTE_CRYPTO_AUTH_AES_GMAC] = {
137 .supported = ALGO_SUPPORTED,
138 .auth_alg = SAM_AUTH_AES_GMAC },
142 * Map of supported aead algorithms.
145 struct cipher_params_mapping aead_map[RTE_CRYPTO_AEAD_LIST_END] = {
146 [RTE_CRYPTO_AEAD_AES_GCM] = {
147 .supported = ALGO_SUPPORTED,
148 .cipher_alg = SAM_CIPHER_AES,
149 .cipher_mode = SAM_CIPHER_GCM,
150 .max_key_len = BITS2BYTES(256) },
154 *-----------------------------------------------------------------------------
155 * Forward declarations.
156 *-----------------------------------------------------------------------------
158 static int cryptodev_mrvl_crypto_uninit(struct rte_vdev_device *vdev);
161 *-----------------------------------------------------------------------------
162 * Session Preparation.
163 *-----------------------------------------------------------------------------
167 * Get xform chain order.
169 * @param xform Pointer to configuration structure chain for crypto operations.
170 * @returns Order of crypto operations.
172 static enum mrvl_crypto_chain_order
173 mrvl_crypto_get_chain_order(const struct rte_crypto_sym_xform *xform)
175 /* Currently, Marvell supports max 2 operations in chain */
176 if (xform->next != NULL && xform->next->next != NULL)
177 return MRVL_CRYPTO_CHAIN_NOT_SUPPORTED;
179 if (xform->next != NULL) {
180 if ((xform->type == RTE_CRYPTO_SYM_XFORM_AUTH) &&
181 (xform->next->type == RTE_CRYPTO_SYM_XFORM_CIPHER))
182 return MRVL_CRYPTO_CHAIN_AUTH_CIPHER;
184 if ((xform->type == RTE_CRYPTO_SYM_XFORM_CIPHER) &&
185 (xform->next->type == RTE_CRYPTO_SYM_XFORM_AUTH))
186 return MRVL_CRYPTO_CHAIN_CIPHER_AUTH;
188 if (xform->type == RTE_CRYPTO_SYM_XFORM_AUTH)
189 return MRVL_CRYPTO_CHAIN_AUTH_ONLY;
191 if (xform->type == RTE_CRYPTO_SYM_XFORM_CIPHER)
192 return MRVL_CRYPTO_CHAIN_CIPHER_ONLY;
194 if (xform->type == RTE_CRYPTO_SYM_XFORM_AEAD)
195 return MRVL_CRYPTO_CHAIN_COMBINED;
197 return MRVL_CRYPTO_CHAIN_NOT_SUPPORTED;
201 * Set session parameters for cipher part.
203 * @param sess Crypto session pointer.
204 * @param cipher_xform Pointer to configuration structure for cipher operations.
205 * @returns 0 in case of success, negative value otherwise.
208 mrvl_crypto_set_cipher_session_parameters(struct mrvl_crypto_session *sess,
209 const struct rte_crypto_sym_xform *cipher_xform)
211 /* Make sure we've got proper struct */
212 if (cipher_xform->type != RTE_CRYPTO_SYM_XFORM_CIPHER) {
213 MRVL_CRYPTO_LOG_ERR("Wrong xform struct provided!");
217 /* See if map data is present and valid */
218 if ((cipher_xform->cipher.algo > RTE_DIM(cipher_map)) ||
219 (cipher_map[cipher_xform->cipher.algo].supported
220 != ALGO_SUPPORTED)) {
221 MRVL_CRYPTO_LOG_ERR("Cipher algorithm not supported!");
225 sess->cipher_iv_offset = cipher_xform->cipher.iv.offset;
227 sess->sam_sess_params.dir =
228 (cipher_xform->cipher.op == RTE_CRYPTO_CIPHER_OP_ENCRYPT) ?
229 SAM_DIR_ENCRYPT : SAM_DIR_DECRYPT;
230 sess->sam_sess_params.cipher_alg =
231 cipher_map[cipher_xform->cipher.algo].cipher_alg;
232 sess->sam_sess_params.cipher_mode =
233 cipher_map[cipher_xform->cipher.algo].cipher_mode;
235 /* Assume IV will be passed together with data. */
236 sess->sam_sess_params.cipher_iv = NULL;
238 /* Get max key length. */
239 if (cipher_xform->cipher.key.length >
240 cipher_map[cipher_xform->cipher.algo].max_key_len) {
241 MRVL_CRYPTO_LOG_ERR("Wrong key length!");
245 sess->sam_sess_params.cipher_key_len = cipher_xform->cipher.key.length;
246 sess->sam_sess_params.cipher_key = cipher_xform->cipher.key.data;
252 * Set session parameters for authentication part.
254 * @param sess Crypto session pointer.
255 * @param auth_xform Pointer to configuration structure for auth operations.
256 * @returns 0 in case of success, negative value otherwise.
259 mrvl_crypto_set_auth_session_parameters(struct mrvl_crypto_session *sess,
260 const struct rte_crypto_sym_xform *auth_xform)
262 /* Make sure we've got proper struct */
263 if (auth_xform->type != RTE_CRYPTO_SYM_XFORM_AUTH) {
264 MRVL_CRYPTO_LOG_ERR("Wrong xform struct provided!");
268 /* See if map data is present and valid */
269 if ((auth_xform->auth.algo > RTE_DIM(auth_map)) ||
270 (auth_map[auth_xform->auth.algo].supported != ALGO_SUPPORTED)) {
271 MRVL_CRYPTO_LOG_ERR("Auth algorithm not supported!");
275 sess->sam_sess_params.dir =
276 (auth_xform->auth.op == RTE_CRYPTO_AUTH_OP_GENERATE) ?
277 SAM_DIR_ENCRYPT : SAM_DIR_DECRYPT;
278 sess->sam_sess_params.auth_alg =
279 auth_map[auth_xform->auth.algo].auth_alg;
280 sess->sam_sess_params.u.basic.auth_icv_len =
281 auth_xform->auth.digest_length;
282 /* auth_key must be NULL if auth algorithm does not use HMAC */
283 sess->sam_sess_params.auth_key = auth_xform->auth.key.length ?
284 auth_xform->auth.key.data : NULL;
285 sess->sam_sess_params.auth_key_len = auth_xform->auth.key.length;
291 * Set session parameters for aead part.
293 * @param sess Crypto session pointer.
294 * @param aead_xform Pointer to configuration structure for aead operations.
295 * @returns 0 in case of success, negative value otherwise.
298 mrvl_crypto_set_aead_session_parameters(struct mrvl_crypto_session *sess,
299 const struct rte_crypto_sym_xform *aead_xform)
301 /* Make sure we've got proper struct */
302 if (aead_xform->type != RTE_CRYPTO_SYM_XFORM_AEAD) {
303 MRVL_CRYPTO_LOG_ERR("Wrong xform struct provided!");
307 /* See if map data is present and valid */
308 if ((aead_xform->aead.algo > RTE_DIM(aead_map)) ||
309 (aead_map[aead_xform->aead.algo].supported
310 != ALGO_SUPPORTED)) {
311 MRVL_CRYPTO_LOG_ERR("AEAD algorithm not supported!");
315 sess->sam_sess_params.dir =
316 (aead_xform->aead.op == RTE_CRYPTO_AEAD_OP_ENCRYPT) ?
317 SAM_DIR_ENCRYPT : SAM_DIR_DECRYPT;
318 sess->sam_sess_params.cipher_alg =
319 aead_map[aead_xform->aead.algo].cipher_alg;
320 sess->sam_sess_params.cipher_mode =
321 aead_map[aead_xform->aead.algo].cipher_mode;
323 /* Assume IV will be passed together with data. */
324 sess->sam_sess_params.cipher_iv = NULL;
326 /* Get max key length. */
327 if (aead_xform->aead.key.length >
328 aead_map[aead_xform->aead.algo].max_key_len) {
329 MRVL_CRYPTO_LOG_ERR("Wrong key length!");
333 sess->sam_sess_params.cipher_key = aead_xform->aead.key.data;
334 sess->sam_sess_params.cipher_key_len = aead_xform->aead.key.length;
336 if (sess->sam_sess_params.cipher_mode == SAM_CIPHER_GCM)
337 sess->sam_sess_params.auth_alg = SAM_AUTH_AES_GCM;
339 sess->sam_sess_params.u.basic.auth_icv_len =
340 aead_xform->aead.digest_length;
342 sess->sam_sess_params.u.basic.auth_aad_len =
343 aead_xform->aead.aad_length;
349 * Parse crypto transform chain and setup session parameters.
351 * @param dev Pointer to crypto device
352 * @param sess Poiner to crypto session
353 * @param xform Pointer to configuration structure chain for crypto operations.
354 * @returns 0 in case of success, negative value otherwise.
357 mrvl_crypto_set_session_parameters(struct mrvl_crypto_session *sess,
358 const struct rte_crypto_sym_xform *xform)
360 const struct rte_crypto_sym_xform *cipher_xform = NULL;
361 const struct rte_crypto_sym_xform *auth_xform = NULL;
362 const struct rte_crypto_sym_xform *aead_xform = NULL;
364 /* Filter out spurious/broken requests */
368 sess->chain_order = mrvl_crypto_get_chain_order(xform);
369 switch (sess->chain_order) {
370 case MRVL_CRYPTO_CHAIN_CIPHER_AUTH:
371 cipher_xform = xform;
372 auth_xform = xform->next;
374 case MRVL_CRYPTO_CHAIN_AUTH_CIPHER:
376 cipher_xform = xform->next;
378 case MRVL_CRYPTO_CHAIN_CIPHER_ONLY:
379 cipher_xform = xform;
381 case MRVL_CRYPTO_CHAIN_AUTH_ONLY:
384 case MRVL_CRYPTO_CHAIN_COMBINED:
391 if ((cipher_xform != NULL) &&
392 (mrvl_crypto_set_cipher_session_parameters(
393 sess, cipher_xform) < 0)) {
394 MRVL_CRYPTO_LOG_ERR("Invalid/unsupported cipher parameters");
398 if ((auth_xform != NULL) &&
399 (mrvl_crypto_set_auth_session_parameters(
400 sess, auth_xform) < 0)) {
401 MRVL_CRYPTO_LOG_ERR("Invalid/unsupported auth parameters");
405 if ((aead_xform != NULL) &&
406 (mrvl_crypto_set_aead_session_parameters(
407 sess, aead_xform) < 0)) {
408 MRVL_CRYPTO_LOG_ERR("Invalid/unsupported aead parameters");
416 *-----------------------------------------------------------------------------
418 *-----------------------------------------------------------------------------
422 * Prepare a single request.
424 * This function basically translates DPDK crypto request into one
425 * understandable by MUDSK's SAM. If this is a first request in a session,
426 * it starts the session.
428 * @param request Pointer to pre-allocated && reset request buffer [Out].
429 * @param src_bd Pointer to pre-allocated source descriptor [Out].
430 * @param dst_bd Pointer to pre-allocated destination descriptor [Out].
431 * @param op Pointer to DPDK crypto operation struct [In].
434 mrvl_request_prepare(struct sam_cio_op_params *request,
435 struct sam_buf_info *src_bd,
436 struct sam_buf_info *dst_bd,
437 struct rte_crypto_op *op)
439 struct mrvl_crypto_session *sess;
440 struct rte_mbuf *dst_mbuf;
443 if (unlikely(op->sess_type == RTE_CRYPTO_OP_SESSIONLESS)) {
444 MRVL_CRYPTO_LOG_ERR("MRVL CRYPTO PMD only supports session "
445 "oriented requests, op (%p) is sessionless.",
450 sess = (struct mrvl_crypto_session *)get_sym_session_private_data(
451 op->sym->session, cryptodev_driver_id);
452 if (unlikely(sess == NULL)) {
453 MRVL_CRYPTO_LOG_ERR("Session was not created for this device");
458 * If application delivered us null dst buffer, it means it expects
459 * us to deliver the result in src buffer.
461 dst_mbuf = op->sym->m_dst ? op->sym->m_dst : op->sym->m_src;
463 request->sa = sess->sam_sess;
464 request->cookie = op;
466 /* Single buffers only, sorry. */
467 request->num_bufs = 1;
468 request->src = src_bd;
469 src_bd->vaddr = rte_pktmbuf_mtod(op->sym->m_src, void *);
470 src_bd->paddr = rte_pktmbuf_iova(op->sym->m_src);
471 src_bd->len = rte_pktmbuf_data_len(op->sym->m_src);
474 if (rte_pktmbuf_data_len(op->sym->m_src) == 0) {
475 /* EIP does not support 0 length buffers. */
476 MRVL_CRYPTO_LOG_ERR("Buffer length == 0 not supported!");
480 /* Empty destination. */
481 if (rte_pktmbuf_data_len(dst_mbuf) == 0) {
482 /* Make dst buffer fit at least source data. */
483 if (rte_pktmbuf_append(dst_mbuf,
484 rte_pktmbuf_data_len(op->sym->m_src)) == NULL) {
485 MRVL_CRYPTO_LOG_ERR("Unable to set big enough dst buffer!");
490 request->dst = dst_bd;
491 dst_bd->vaddr = rte_pktmbuf_mtod(dst_mbuf, void *);
492 dst_bd->paddr = rte_pktmbuf_iova(dst_mbuf);
495 * We can use all available space in dst_mbuf,
496 * not only what's used currently.
498 dst_bd->len = dst_mbuf->buf_len - rte_pktmbuf_headroom(dst_mbuf);
500 if (sess->chain_order == MRVL_CRYPTO_CHAIN_COMBINED) {
501 request->cipher_len = op->sym->aead.data.length;
502 request->cipher_offset = op->sym->aead.data.offset;
503 request->cipher_iv = rte_crypto_op_ctod_offset(op, uint8_t *,
504 sess->cipher_iv_offset);
506 request->auth_aad = op->sym->aead.aad.data;
507 request->auth_offset = request->cipher_offset;
508 request->auth_len = request->cipher_len;
510 request->cipher_len = op->sym->cipher.data.length;
511 request->cipher_offset = op->sym->cipher.data.offset;
512 request->cipher_iv = rte_crypto_op_ctod_offset(op, uint8_t *,
513 sess->cipher_iv_offset);
515 request->auth_offset = op->sym->auth.data.offset;
516 request->auth_len = op->sym->auth.data.length;
519 digest = sess->chain_order == MRVL_CRYPTO_CHAIN_COMBINED ?
520 op->sym->aead.digest.data : op->sym->auth.digest.data;
521 if (digest == NULL) {
522 /* No auth - no worry. */
526 request->auth_icv_offset = request->auth_offset + request->auth_len;
529 * EIP supports only scenarios where ICV(digest buffer) is placed at
530 * auth_icv_offset. Any other placement means risking errors.
532 if (sess->sam_sess_params.dir == SAM_DIR_ENCRYPT) {
534 * This should be the most common case anyway,
535 * EIP will overwrite DST buffer at auth_icv_offset.
537 if (rte_pktmbuf_mtod_offset(
539 request->auth_icv_offset) == digest) {
542 } else {/* sess->sam_sess_params.dir == SAM_DIR_DECRYPT */
544 * EIP will look for digest at auth_icv_offset
545 * offset in SRC buffer.
547 if (rte_pktmbuf_mtod_offset(
548 op->sym->m_src, uint8_t *,
549 request->auth_icv_offset) == digest) {
555 * If we landed here it means that digest pointer is
556 * at different than expected place.
562 *-----------------------------------------------------------------------------
563 * PMD Framework handlers
564 *-----------------------------------------------------------------------------
570 * @param queue_pair Pointer to queue pair.
571 * @param ops Pointer to ops requests array.
572 * @param nb_ops Number of elements in ops requests array.
573 * @returns Number of elements consumed from ops.
576 mrvl_crypto_pmd_enqueue_burst(void *queue_pair, struct rte_crypto_op **ops,
579 uint16_t iter_ops = 0;
581 uint16_t consumed = 0;
583 struct sam_cio_op_params requests[nb_ops];
585 * DPDK uses single fragment buffers, so we can KISS descriptors.
586 * SAM does not store bd pointers, so on-stack scope will be enough.
588 struct sam_buf_info src_bd[nb_ops];
589 struct sam_buf_info dst_bd[nb_ops];
590 struct mrvl_crypto_qp *qp = (struct mrvl_crypto_qp *)queue_pair;
595 /* Prepare the burst. */
596 memset(&requests, 0, sizeof(requests));
598 /* Iterate through */
599 for (; iter_ops < nb_ops; ++iter_ops) {
600 if (mrvl_request_prepare(&requests[iter_ops],
603 ops[iter_ops]) < 0) {
605 "Error while parameters preparation!");
606 qp->stats.enqueue_err_count++;
607 ops[iter_ops]->status = RTE_CRYPTO_OP_STATUS_ERROR;
610 * Number of handled ops is increased
611 * (even if the result of handling is error).
617 ops[iter_ops]->status =
618 RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
620 /* Increase the number of ops to enqueue. */
622 } /* for (; iter_ops < nb_ops;... */
626 ret = sam_cio_enq(qp->cio, requests, &to_enq);
630 * Trust SAM that in this case returned value will be at
631 * some point correct (now it is returned unmodified).
633 qp->stats.enqueue_err_count += to_enq;
634 for (iter_ops = 0; iter_ops < to_enq; ++iter_ops)
635 ops[iter_ops]->status =
636 RTE_CRYPTO_OP_STATUS_ERROR;
640 qp->stats.enqueued_count += to_enq;
647 * @param queue_pair Pointer to queue pair.
648 * @param ops Pointer to ops requests array.
649 * @param nb_ops Number of elements in ops requests array.
650 * @returns Number of elements dequeued.
653 mrvl_crypto_pmd_dequeue_burst(void *queue_pair,
654 struct rte_crypto_op **ops,
658 struct mrvl_crypto_qp *qp = queue_pair;
659 struct sam_cio *cio = qp->cio;
660 struct sam_cio_op_result results[nb_ops];
663 ret = sam_cio_deq(cio, results, &nb_ops);
665 /* Count all dequeued as error. */
666 qp->stats.dequeue_err_count += nb_ops;
668 /* But act as they were dequeued anyway*/
669 qp->stats.dequeued_count += nb_ops;
674 /* Unpack and check results. */
675 for (i = 0; i < nb_ops; ++i) {
676 ops[i] = results[i].cookie;
678 switch (results[i].status) {
680 ops[i]->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
682 case SAM_CIO_ERR_ICV:
683 MRVL_CRYPTO_LOG_DBG("CIO returned SAM_CIO_ERR_ICV.");
684 ops[i]->status = RTE_CRYPTO_OP_STATUS_AUTH_FAILED;
688 "CIO returned Error: %d", results[i].status);
689 ops[i]->status = RTE_CRYPTO_OP_STATUS_ERROR;
694 qp->stats.dequeued_count += nb_ops;
699 * Create a new crypto device.
701 * @param name Driver name.
702 * @param vdev Pointer to device structure.
703 * @param init_params Pointer to initialization parameters.
704 * @returns 0 in case of success, negative value otherwise.
707 cryptodev_mrvl_crypto_create(const char *name,
708 struct rte_vdev_device *vdev,
709 struct mrvl_pmd_init_params *init_params)
711 struct rte_cryptodev *dev;
712 struct mrvl_crypto_private *internals;
713 struct sam_init_params sam_params;
716 dev = rte_cryptodev_pmd_create(name, &vdev->device,
717 &init_params->common);
719 MRVL_CRYPTO_LOG_ERR("failed to create cryptodev vdev");
723 dev->driver_id = cryptodev_driver_id;
724 dev->dev_ops = rte_mrvl_crypto_pmd_ops;
726 /* Register rx/tx burst functions for data path. */
727 dev->enqueue_burst = mrvl_crypto_pmd_enqueue_burst;
728 dev->dequeue_burst = mrvl_crypto_pmd_dequeue_burst;
730 dev->feature_flags = RTE_CRYPTODEV_FF_SYMMETRIC_CRYPTO |
731 RTE_CRYPTODEV_FF_SYM_OPERATION_CHAINING |
732 RTE_CRYPTODEV_FF_HW_ACCELERATED;
734 /* Set vector instructions mode supported */
735 internals = dev->data->dev_private;
737 internals->max_nb_qpairs = init_params->common.max_nb_queue_pairs;
738 internals->max_nb_sessions = init_params->max_nb_sessions;
741 * ret == -EEXIST is correct, it means DMA
742 * has been already initialized.
744 ret = mv_sys_dma_mem_init(MRVL_MUSDK_DMA_MEMSIZE);
749 MRVL_CRYPTO_LOG_INFO(
750 "DMA memory has been already initialized by a different driver.");
753 sam_params.max_num_sessions = internals->max_nb_sessions;
755 return sam_init(&sam_params);
759 "driver %s: %s failed", init_params->common.name, __func__);
761 cryptodev_mrvl_crypto_uninit(vdev);
765 /** Parse integer from integer argument */
767 parse_integer_arg(const char *key __rte_unused,
768 const char *value, void *extra_args)
770 int *i = (int *) extra_args;
774 MRVL_CRYPTO_LOG_ERR("Argument has to be positive.\n");
783 parse_name_arg(const char *key __rte_unused,
784 const char *value, void *extra_args)
786 struct rte_cryptodev_pmd_init_params *params = extra_args;
788 if (strlen(value) >= RTE_CRYPTODEV_NAME_MAX_LEN - 1) {
789 MRVL_CRYPTO_LOG_ERR("Invalid name %s, should be less than "
790 "%u bytes.\n", value,
791 RTE_CRYPTODEV_NAME_MAX_LEN - 1);
795 strncpy(params->name, value, RTE_CRYPTODEV_NAME_MAX_LEN);
801 mrvl_pmd_parse_input_args(struct mrvl_pmd_init_params *params,
802 const char *input_args)
804 struct rte_kvargs *kvlist = NULL;
811 kvlist = rte_kvargs_parse(input_args,
812 mrvl_pmd_valid_params);
816 /* Common VDEV parameters */
817 ret = rte_kvargs_process(kvlist,
818 RTE_CRYPTODEV_PMD_MAX_NB_QP_ARG,
820 ¶ms->common.max_nb_queue_pairs);
824 ret = rte_kvargs_process(kvlist,
825 RTE_CRYPTODEV_PMD_SOCKET_ID_ARG,
827 ¶ms->common.socket_id);
831 ret = rte_kvargs_process(kvlist,
832 RTE_CRYPTODEV_PMD_NAME_ARG,
838 ret = rte_kvargs_process(kvlist,
839 MRVL_PMD_MAX_NB_SESS_ARG,
848 rte_kvargs_free(kvlist);
853 * Initialize the crypto device.
855 * @param vdev Pointer to device structure.
856 * @returns 0 in case of success, negative value otherwise.
859 cryptodev_mrvl_crypto_init(struct rte_vdev_device *vdev)
861 struct mrvl_pmd_init_params init_params = {
865 sizeof(struct mrvl_crypto_private),
866 .max_nb_queue_pairs =
867 sam_get_num_inst() * SAM_HW_RING_NUM,
868 .socket_id = rte_socket_id()
870 .max_nb_sessions = MRVL_PMD_DEFAULT_MAX_NB_SESSIONS
873 const char *name, *args;
876 name = rte_vdev_device_name(vdev);
879 args = rte_vdev_device_args(vdev);
881 ret = mrvl_pmd_parse_input_args(&init_params, args);
884 "Failed to parse initialisation arguments[%s]\n",
889 return cryptodev_mrvl_crypto_create(name, vdev, &init_params);
893 * Uninitialize the crypto device
895 * @param vdev Pointer to device structure.
896 * @returns 0 in case of success, negative value otherwise.
899 cryptodev_mrvl_crypto_uninit(struct rte_vdev_device *vdev)
901 struct rte_cryptodev *cryptodev;
902 const char *name = rte_vdev_device_name(vdev);
908 "Closing Marvell crypto device %s on numa socket %u\n",
909 name, rte_socket_id());
913 cryptodev = rte_cryptodev_pmd_get_named_dev(name);
914 if (cryptodev == NULL)
917 return rte_cryptodev_pmd_destroy(cryptodev);
921 * Basic driver handlers for use in the constructor.
923 static struct rte_vdev_driver cryptodev_mrvl_pmd_drv = {
924 .probe = cryptodev_mrvl_crypto_init,
925 .remove = cryptodev_mrvl_crypto_uninit
928 static struct cryptodev_driver mrvl_crypto_drv;
930 /* Register the driver in constructor. */
931 RTE_PMD_REGISTER_VDEV(CRYPTODEV_NAME_MRVL_PMD, cryptodev_mrvl_pmd_drv);
932 RTE_PMD_REGISTER_PARAM_STRING(CRYPTODEV_NAME_MRVL_PMD,
933 "max_nb_queue_pairs=<int> "
934 "max_nb_sessions=<int> "
936 RTE_PMD_REGISTER_CRYPTO_DRIVER(mrvl_crypto_drv, cryptodev_mrvl_pmd_drv.driver,
937 cryptodev_driver_id);