1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2015-2017 Intel Corporation
15 #include <netinet/in.h>
17 #include <rte_byteorder.h>
19 #include <rte_debug.h>
21 #include <rte_interrupts.h>
22 #include <rte_memory.h>
23 #include <rte_memcpy.h>
24 #include <rte_memzone.h>
25 #include <rte_launch.h>
26 #include <rte_tailq.h>
28 #include <rte_per_lcore.h>
29 #include <rte_lcore.h>
30 #include <rte_atomic.h>
31 #include <rte_branch_prediction.h>
32 #include <rte_common.h>
33 #include <rte_mempool.h>
34 #include <rte_malloc.h>
36 #include <rte_errno.h>
37 #include <rte_spinlock.h>
38 #include <rte_string_fns.h>
40 #include "rte_crypto.h"
41 #include "rte_cryptodev.h"
42 #include "rte_cryptodev_pmd.h"
44 static uint8_t nb_drivers;
46 static struct rte_cryptodev rte_crypto_devices[RTE_CRYPTO_MAX_DEVS];
48 struct rte_cryptodev *rte_cryptodevs = rte_crypto_devices;
50 static struct rte_cryptodev_global cryptodev_globals = {
51 .devs = rte_crypto_devices,
54 .max_devs = RTE_CRYPTO_MAX_DEVS
57 /* spinlock for crypto device callbacks */
58 static rte_spinlock_t rte_cryptodev_cb_lock = RTE_SPINLOCK_INITIALIZER;
62 * The user application callback description.
64 * It contains callback address to be registered by user application,
65 * the pointer to the parameters for callback, and the event type.
67 struct rte_cryptodev_callback {
68 TAILQ_ENTRY(rte_cryptodev_callback) next; /**< Callbacks list */
69 rte_cryptodev_cb_fn cb_fn; /**< Callback address */
70 void *cb_arg; /**< Parameter for callback */
71 enum rte_cryptodev_event_type event; /**< Interrupt event type */
72 uint32_t active; /**< Callback is executing */
76 * The crypto cipher algorithm strings identifiers.
77 * It could be used in application command line.
80 rte_crypto_cipher_algorithm_strings[] = {
81 [RTE_CRYPTO_CIPHER_3DES_CBC] = "3des-cbc",
82 [RTE_CRYPTO_CIPHER_3DES_ECB] = "3des-ecb",
83 [RTE_CRYPTO_CIPHER_3DES_CTR] = "3des-ctr",
85 [RTE_CRYPTO_CIPHER_AES_CBC] = "aes-cbc",
86 [RTE_CRYPTO_CIPHER_AES_CTR] = "aes-ctr",
87 [RTE_CRYPTO_CIPHER_AES_DOCSISBPI] = "aes-docsisbpi",
88 [RTE_CRYPTO_CIPHER_AES_ECB] = "aes-ecb",
89 [RTE_CRYPTO_CIPHER_AES_F8] = "aes-f8",
90 [RTE_CRYPTO_CIPHER_AES_XTS] = "aes-xts",
92 [RTE_CRYPTO_CIPHER_ARC4] = "arc4",
94 [RTE_CRYPTO_CIPHER_DES_CBC] = "des-cbc",
95 [RTE_CRYPTO_CIPHER_DES_DOCSISBPI] = "des-docsisbpi",
97 [RTE_CRYPTO_CIPHER_NULL] = "null",
99 [RTE_CRYPTO_CIPHER_KASUMI_F8] = "kasumi-f8",
100 [RTE_CRYPTO_CIPHER_SNOW3G_UEA2] = "snow3g-uea2",
101 [RTE_CRYPTO_CIPHER_ZUC_EEA3] = "zuc-eea3"
105 * The crypto cipher operation strings identifiers.
106 * It could be used in application command line.
109 rte_crypto_cipher_operation_strings[] = {
110 [RTE_CRYPTO_CIPHER_OP_ENCRYPT] = "encrypt",
111 [RTE_CRYPTO_CIPHER_OP_DECRYPT] = "decrypt"
115 * The crypto auth algorithm strings identifiers.
116 * It could be used in application command line.
119 rte_crypto_auth_algorithm_strings[] = {
120 [RTE_CRYPTO_AUTH_AES_CBC_MAC] = "aes-cbc-mac",
121 [RTE_CRYPTO_AUTH_AES_CMAC] = "aes-cmac",
122 [RTE_CRYPTO_AUTH_AES_GMAC] = "aes-gmac",
123 [RTE_CRYPTO_AUTH_AES_XCBC_MAC] = "aes-xcbc-mac",
125 [RTE_CRYPTO_AUTH_MD5] = "md5",
126 [RTE_CRYPTO_AUTH_MD5_HMAC] = "md5-hmac",
128 [RTE_CRYPTO_AUTH_NULL] = "null",
130 [RTE_CRYPTO_AUTH_SHA1] = "sha1",
131 [RTE_CRYPTO_AUTH_SHA1_HMAC] = "sha1-hmac",
133 [RTE_CRYPTO_AUTH_SHA224] = "sha2-224",
134 [RTE_CRYPTO_AUTH_SHA224_HMAC] = "sha2-224-hmac",
135 [RTE_CRYPTO_AUTH_SHA256] = "sha2-256",
136 [RTE_CRYPTO_AUTH_SHA256_HMAC] = "sha2-256-hmac",
137 [RTE_CRYPTO_AUTH_SHA384] = "sha2-384",
138 [RTE_CRYPTO_AUTH_SHA384_HMAC] = "sha2-384-hmac",
139 [RTE_CRYPTO_AUTH_SHA512] = "sha2-512",
140 [RTE_CRYPTO_AUTH_SHA512_HMAC] = "sha2-512-hmac",
142 [RTE_CRYPTO_AUTH_KASUMI_F9] = "kasumi-f9",
143 [RTE_CRYPTO_AUTH_SNOW3G_UIA2] = "snow3g-uia2",
144 [RTE_CRYPTO_AUTH_ZUC_EIA3] = "zuc-eia3"
148 * The crypto AEAD algorithm strings identifiers.
149 * It could be used in application command line.
152 rte_crypto_aead_algorithm_strings[] = {
153 [RTE_CRYPTO_AEAD_AES_CCM] = "aes-ccm",
154 [RTE_CRYPTO_AEAD_AES_GCM] = "aes-gcm",
158 * The crypto AEAD operation strings identifiers.
159 * It could be used in application command line.
162 rte_crypto_aead_operation_strings[] = {
163 [RTE_CRYPTO_AEAD_OP_ENCRYPT] = "encrypt",
164 [RTE_CRYPTO_AEAD_OP_DECRYPT] = "decrypt"
168 * Asymmetric crypto transform operation strings identifiers.
170 const char *rte_crypto_asym_xform_strings[] = {
171 [RTE_CRYPTO_ASYM_XFORM_NONE] = "none",
172 [RTE_CRYPTO_ASYM_XFORM_RSA] = "rsa",
173 [RTE_CRYPTO_ASYM_XFORM_MODEX] = "modexp",
174 [RTE_CRYPTO_ASYM_XFORM_MODINV] = "modinv",
175 [RTE_CRYPTO_ASYM_XFORM_DH] = "dh",
176 [RTE_CRYPTO_ASYM_XFORM_DSA] = "dsa",
180 * Asymmetric crypto operation strings identifiers.
182 const char *rte_crypto_asym_op_strings[] = {
183 [RTE_CRYPTO_ASYM_OP_ENCRYPT] = "encrypt",
184 [RTE_CRYPTO_ASYM_OP_DECRYPT] = "decrypt",
185 [RTE_CRYPTO_ASYM_OP_SIGN] = "sign",
186 [RTE_CRYPTO_ASYM_OP_VERIFY] = "verify",
187 [RTE_CRYPTO_ASYM_OP_PRIVATE_KEY_GENERATE] = "priv_key_generate",
188 [RTE_CRYPTO_ASYM_OP_PUBLIC_KEY_GENERATE] = "pub_key_generate",
189 [RTE_CRYPTO_ASYM_OP_SHARED_SECRET_COMPUTE] = "sharedsecret_compute",
193 * The private data structure stored in the session mempool private data.
195 struct rte_cryptodev_sym_session_pool_private_data {
197 /**< number of elements in sess_data array */
198 uint16_t user_data_sz;
199 /**< session user data will be placed after sess_data */
203 rte_cryptodev_get_cipher_algo_enum(enum rte_crypto_cipher_algorithm *algo_enum,
204 const char *algo_string)
208 for (i = 1; i < RTE_DIM(rte_crypto_cipher_algorithm_strings); i++) {
209 if (strcmp(algo_string, rte_crypto_cipher_algorithm_strings[i]) == 0) {
210 *algo_enum = (enum rte_crypto_cipher_algorithm) i;
220 rte_cryptodev_get_auth_algo_enum(enum rte_crypto_auth_algorithm *algo_enum,
221 const char *algo_string)
225 for (i = 1; i < RTE_DIM(rte_crypto_auth_algorithm_strings); i++) {
226 if (strcmp(algo_string, rte_crypto_auth_algorithm_strings[i]) == 0) {
227 *algo_enum = (enum rte_crypto_auth_algorithm) i;
237 rte_cryptodev_get_aead_algo_enum(enum rte_crypto_aead_algorithm *algo_enum,
238 const char *algo_string)
242 for (i = 1; i < RTE_DIM(rte_crypto_aead_algorithm_strings); i++) {
243 if (strcmp(algo_string, rte_crypto_aead_algorithm_strings[i]) == 0) {
244 *algo_enum = (enum rte_crypto_aead_algorithm) i;
254 rte_cryptodev_asym_get_xform_enum(enum rte_crypto_asym_xform_type *xform_enum,
255 const char *xform_string)
259 for (i = 1; i < RTE_DIM(rte_crypto_asym_xform_strings); i++) {
260 if (strcmp(xform_string,
261 rte_crypto_asym_xform_strings[i]) == 0) {
262 *xform_enum = (enum rte_crypto_asym_xform_type) i;
272 * The crypto auth operation strings identifiers.
273 * It could be used in application command line.
276 rte_crypto_auth_operation_strings[] = {
277 [RTE_CRYPTO_AUTH_OP_VERIFY] = "verify",
278 [RTE_CRYPTO_AUTH_OP_GENERATE] = "generate"
281 const struct rte_cryptodev_symmetric_capability *
282 rte_cryptodev_sym_capability_get(uint8_t dev_id,
283 const struct rte_cryptodev_sym_capability_idx *idx)
285 const struct rte_cryptodev_capabilities *capability;
286 struct rte_cryptodev_info dev_info;
289 rte_cryptodev_info_get(dev_id, &dev_info);
291 while ((capability = &dev_info.capabilities[i++])->op !=
292 RTE_CRYPTO_OP_TYPE_UNDEFINED) {
293 if (capability->op != RTE_CRYPTO_OP_TYPE_SYMMETRIC)
296 if (capability->sym.xform_type != idx->type)
299 if (idx->type == RTE_CRYPTO_SYM_XFORM_AUTH &&
300 capability->sym.auth.algo == idx->algo.auth)
301 return &capability->sym;
303 if (idx->type == RTE_CRYPTO_SYM_XFORM_CIPHER &&
304 capability->sym.cipher.algo == idx->algo.cipher)
305 return &capability->sym;
307 if (idx->type == RTE_CRYPTO_SYM_XFORM_AEAD &&
308 capability->sym.aead.algo == idx->algo.aead)
309 return &capability->sym;
317 param_range_check(uint16_t size, const struct rte_crypto_param_range *range)
319 unsigned int next_size;
321 /* Check lower/upper bounds */
322 if (size < range->min)
325 if (size > range->max)
328 /* If range is actually only one value, size is correct */
329 if (range->increment == 0)
332 /* Check if value is one of the supported sizes */
333 for (next_size = range->min; next_size <= range->max;
334 next_size += range->increment)
335 if (size == next_size)
341 const struct rte_cryptodev_asymmetric_xform_capability *
342 rte_cryptodev_asym_capability_get(uint8_t dev_id,
343 const struct rte_cryptodev_asym_capability_idx *idx)
345 const struct rte_cryptodev_capabilities *capability;
346 struct rte_cryptodev_info dev_info;
349 memset(&dev_info, 0, sizeof(struct rte_cryptodev_info));
350 rte_cryptodev_info_get(dev_id, &dev_info);
352 while ((capability = &dev_info.capabilities[i++])->op !=
353 RTE_CRYPTO_OP_TYPE_UNDEFINED) {
354 if (capability->op != RTE_CRYPTO_OP_TYPE_ASYMMETRIC)
357 if (capability->asym.xform_capa.xform_type == idx->type)
358 return &capability->asym.xform_capa;
364 rte_cryptodev_sym_capability_check_cipher(
365 const struct rte_cryptodev_symmetric_capability *capability,
366 uint16_t key_size, uint16_t iv_size)
368 if (param_range_check(key_size, &capability->cipher.key_size) != 0)
371 if (param_range_check(iv_size, &capability->cipher.iv_size) != 0)
378 rte_cryptodev_sym_capability_check_auth(
379 const struct rte_cryptodev_symmetric_capability *capability,
380 uint16_t key_size, uint16_t digest_size, uint16_t iv_size)
382 if (param_range_check(key_size, &capability->auth.key_size) != 0)
385 if (param_range_check(digest_size, &capability->auth.digest_size) != 0)
388 if (param_range_check(iv_size, &capability->auth.iv_size) != 0)
395 rte_cryptodev_sym_capability_check_aead(
396 const struct rte_cryptodev_symmetric_capability *capability,
397 uint16_t key_size, uint16_t digest_size, uint16_t aad_size,
400 if (param_range_check(key_size, &capability->aead.key_size) != 0)
403 if (param_range_check(digest_size, &capability->aead.digest_size) != 0)
406 if (param_range_check(aad_size, &capability->aead.aad_size) != 0)
409 if (param_range_check(iv_size, &capability->aead.iv_size) != 0)
415 rte_cryptodev_asym_xform_capability_check_optype(
416 const struct rte_cryptodev_asymmetric_xform_capability *capability,
417 enum rte_crypto_asym_op_type op_type)
419 if (capability->op_types & (1 << op_type))
426 rte_cryptodev_asym_xform_capability_check_modlen(
427 const struct rte_cryptodev_asymmetric_xform_capability *capability,
430 /* no need to check for limits, if min or max = 0 */
431 if (capability->modlen.min != 0) {
432 if (modlen < capability->modlen.min)
436 if (capability->modlen.max != 0) {
437 if (modlen > capability->modlen.max)
441 /* in any case, check if given modlen is module increment */
442 if (capability->modlen.increment != 0) {
443 if (modlen % (capability->modlen.increment))
452 rte_cryptodev_get_feature_name(uint64_t flag)
455 case RTE_CRYPTODEV_FF_SYMMETRIC_CRYPTO:
456 return "SYMMETRIC_CRYPTO";
457 case RTE_CRYPTODEV_FF_ASYMMETRIC_CRYPTO:
458 return "ASYMMETRIC_CRYPTO";
459 case RTE_CRYPTODEV_FF_SYM_OPERATION_CHAINING:
460 return "SYM_OPERATION_CHAINING";
461 case RTE_CRYPTODEV_FF_CPU_SSE:
463 case RTE_CRYPTODEV_FF_CPU_AVX:
465 case RTE_CRYPTODEV_FF_CPU_AVX2:
467 case RTE_CRYPTODEV_FF_CPU_AVX512:
469 case RTE_CRYPTODEV_FF_CPU_AESNI:
471 case RTE_CRYPTODEV_FF_HW_ACCELERATED:
472 return "HW_ACCELERATED";
473 case RTE_CRYPTODEV_FF_IN_PLACE_SGL:
474 return "IN_PLACE_SGL";
475 case RTE_CRYPTODEV_FF_OOP_SGL_IN_SGL_OUT:
476 return "OOP_SGL_IN_SGL_OUT";
477 case RTE_CRYPTODEV_FF_OOP_SGL_IN_LB_OUT:
478 return "OOP_SGL_IN_LB_OUT";
479 case RTE_CRYPTODEV_FF_OOP_LB_IN_SGL_OUT:
480 return "OOP_LB_IN_SGL_OUT";
481 case RTE_CRYPTODEV_FF_OOP_LB_IN_LB_OUT:
482 return "OOP_LB_IN_LB_OUT";
483 case RTE_CRYPTODEV_FF_CPU_NEON:
485 case RTE_CRYPTODEV_FF_CPU_ARM_CE:
487 case RTE_CRYPTODEV_FF_SECURITY:
488 return "SECURITY_PROTOCOL";
489 case RTE_CRYPTODEV_FF_RSA_PRIV_OP_KEY_EXP:
490 return "RSA_PRIV_OP_KEY_EXP";
491 case RTE_CRYPTODEV_FF_RSA_PRIV_OP_KEY_QT:
492 return "RSA_PRIV_OP_KEY_QT";
493 case RTE_CRYPTODEV_FF_DIGEST_ENCRYPTED:
494 return "DIGEST_ENCRYPTED";
500 struct rte_cryptodev *
501 rte_cryptodev_pmd_get_dev(uint8_t dev_id)
503 return &cryptodev_globals.devs[dev_id];
506 struct rte_cryptodev *
507 rte_cryptodev_pmd_get_named_dev(const char *name)
509 struct rte_cryptodev *dev;
515 for (i = 0; i < cryptodev_globals.max_devs; i++) {
516 dev = &cryptodev_globals.devs[i];
518 if ((dev->attached == RTE_CRYPTODEV_ATTACHED) &&
519 (strcmp(dev->data->name, name) == 0))
527 rte_cryptodev_pmd_is_valid_dev(uint8_t dev_id)
529 struct rte_cryptodev *dev = NULL;
531 if (dev_id >= cryptodev_globals.nb_devs)
534 dev = rte_cryptodev_pmd_get_dev(dev_id);
535 if (dev->attached != RTE_CRYPTODEV_ATTACHED)
543 rte_cryptodev_get_dev_id(const char *name)
550 for (i = 0; i < cryptodev_globals.nb_devs; i++)
551 if ((strcmp(cryptodev_globals.devs[i].data->name, name)
553 (cryptodev_globals.devs[i].attached ==
554 RTE_CRYPTODEV_ATTACHED))
561 rte_cryptodev_count(void)
563 return cryptodev_globals.nb_devs;
567 rte_cryptodev_device_count_by_driver(uint8_t driver_id)
569 uint8_t i, dev_count = 0;
571 for (i = 0; i < cryptodev_globals.max_devs; i++)
572 if (cryptodev_globals.devs[i].driver_id == driver_id &&
573 cryptodev_globals.devs[i].attached ==
574 RTE_CRYPTODEV_ATTACHED)
581 rte_cryptodev_devices_get(const char *driver_name, uint8_t *devices,
584 uint8_t i, count = 0;
585 struct rte_cryptodev *devs = cryptodev_globals.devs;
586 uint8_t max_devs = cryptodev_globals.max_devs;
588 for (i = 0; i < max_devs && count < nb_devices; i++) {
590 if (devs[i].attached == RTE_CRYPTODEV_ATTACHED) {
593 cmp = strncmp(devs[i].device->driver->name,
595 strlen(driver_name) + 1);
598 devices[count++] = devs[i].data->dev_id;
606 rte_cryptodev_get_sec_ctx(uint8_t dev_id)
608 if (rte_crypto_devices[dev_id].feature_flags &
609 RTE_CRYPTODEV_FF_SECURITY)
610 return rte_crypto_devices[dev_id].security_ctx;
616 rte_cryptodev_socket_id(uint8_t dev_id)
618 struct rte_cryptodev *dev;
620 if (!rte_cryptodev_pmd_is_valid_dev(dev_id))
623 dev = rte_cryptodev_pmd_get_dev(dev_id);
625 return dev->data->socket_id;
629 rte_cryptodev_data_alloc(uint8_t dev_id, struct rte_cryptodev_data **data,
632 char mz_name[RTE_MEMZONE_NAMESIZE];
633 const struct rte_memzone *mz;
636 /* generate memzone name */
637 n = snprintf(mz_name, sizeof(mz_name), "rte_cryptodev_data_%u", dev_id);
638 if (n >= (int)sizeof(mz_name))
641 if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
642 mz = rte_memzone_reserve(mz_name,
643 sizeof(struct rte_cryptodev_data),
646 mz = rte_memzone_lookup(mz_name);
652 if (rte_eal_process_type() == RTE_PROC_PRIMARY)
653 memset(*data, 0, sizeof(struct rte_cryptodev_data));
659 rte_cryptodev_data_free(uint8_t dev_id, struct rte_cryptodev_data **data)
661 char mz_name[RTE_MEMZONE_NAMESIZE];
662 const struct rte_memzone *mz;
665 /* generate memzone name */
666 n = snprintf(mz_name, sizeof(mz_name), "rte_cryptodev_data_%u", dev_id);
667 if (n >= (int)sizeof(mz_name))
670 mz = rte_memzone_lookup(mz_name);
674 RTE_ASSERT(*data == mz->addr);
677 if (rte_eal_process_type() == RTE_PROC_PRIMARY)
678 return rte_memzone_free(mz);
684 rte_cryptodev_find_free_device_index(void)
688 for (dev_id = 0; dev_id < RTE_CRYPTO_MAX_DEVS; dev_id++) {
689 if (rte_crypto_devices[dev_id].attached ==
690 RTE_CRYPTODEV_DETACHED)
693 return RTE_CRYPTO_MAX_DEVS;
696 struct rte_cryptodev *
697 rte_cryptodev_pmd_allocate(const char *name, int socket_id)
699 struct rte_cryptodev *cryptodev;
702 if (rte_cryptodev_pmd_get_named_dev(name) != NULL) {
703 CDEV_LOG_ERR("Crypto device with name %s already "
708 dev_id = rte_cryptodev_find_free_device_index();
709 if (dev_id == RTE_CRYPTO_MAX_DEVS) {
710 CDEV_LOG_ERR("Reached maximum number of crypto devices");
714 cryptodev = rte_cryptodev_pmd_get_dev(dev_id);
716 if (cryptodev->data == NULL) {
717 struct rte_cryptodev_data **cryptodev_data =
718 &cryptodev_globals.data[dev_id];
720 int retval = rte_cryptodev_data_alloc(dev_id, cryptodev_data,
723 if (retval < 0 || *cryptodev_data == NULL)
726 cryptodev->data = *cryptodev_data;
728 strlcpy(cryptodev->data->name, name,
729 RTE_CRYPTODEV_NAME_MAX_LEN);
731 cryptodev->data->dev_id = dev_id;
732 cryptodev->data->socket_id = socket_id;
733 cryptodev->data->dev_started = 0;
735 /* init user callbacks */
736 TAILQ_INIT(&(cryptodev->link_intr_cbs));
738 cryptodev->attached = RTE_CRYPTODEV_ATTACHED;
740 cryptodev_globals.nb_devs++;
747 rte_cryptodev_pmd_release_device(struct rte_cryptodev *cryptodev)
752 if (cryptodev == NULL)
755 dev_id = cryptodev->data->dev_id;
757 /* Close device only if device operations have been set */
758 if (cryptodev->dev_ops) {
759 ret = rte_cryptodev_close(dev_id);
764 ret = rte_cryptodev_data_free(dev_id, &cryptodev_globals.data[dev_id]);
768 cryptodev->attached = RTE_CRYPTODEV_DETACHED;
769 cryptodev_globals.nb_devs--;
774 rte_cryptodev_queue_pair_count(uint8_t dev_id)
776 struct rte_cryptodev *dev;
778 dev = &rte_crypto_devices[dev_id];
779 return dev->data->nb_queue_pairs;
783 rte_cryptodev_queue_pairs_config(struct rte_cryptodev *dev, uint16_t nb_qpairs,
786 struct rte_cryptodev_info dev_info;
790 if ((dev == NULL) || (nb_qpairs < 1)) {
791 CDEV_LOG_ERR("invalid param: dev %p, nb_queues %u",
796 CDEV_LOG_DEBUG("Setup %d queues pairs on device %u",
797 nb_qpairs, dev->data->dev_id);
799 memset(&dev_info, 0, sizeof(struct rte_cryptodev_info));
801 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
802 (*dev->dev_ops->dev_infos_get)(dev, &dev_info);
804 if (nb_qpairs > (dev_info.max_nb_queue_pairs)) {
805 CDEV_LOG_ERR("Invalid num queue_pairs (%u) for dev %u",
806 nb_qpairs, dev->data->dev_id);
810 if (dev->data->queue_pairs == NULL) { /* first time configuration */
811 dev->data->queue_pairs = rte_zmalloc_socket(
812 "cryptodev->queue_pairs",
813 sizeof(dev->data->queue_pairs[0]) * nb_qpairs,
814 RTE_CACHE_LINE_SIZE, socket_id);
816 if (dev->data->queue_pairs == NULL) {
817 dev->data->nb_queue_pairs = 0;
818 CDEV_LOG_ERR("failed to get memory for qp meta data, "
823 } else { /* re-configure */
825 uint16_t old_nb_queues = dev->data->nb_queue_pairs;
827 qp = dev->data->queue_pairs;
829 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_pair_release,
832 for (i = nb_qpairs; i < old_nb_queues; i++) {
833 ret = (*dev->dev_ops->queue_pair_release)(dev, i);
838 qp = rte_realloc(qp, sizeof(qp[0]) * nb_qpairs,
839 RTE_CACHE_LINE_SIZE);
841 CDEV_LOG_ERR("failed to realloc qp meta data,"
842 " nb_queues %u", nb_qpairs);
846 if (nb_qpairs > old_nb_queues) {
847 uint16_t new_qs = nb_qpairs - old_nb_queues;
849 memset(qp + old_nb_queues, 0,
850 sizeof(qp[0]) * new_qs);
853 dev->data->queue_pairs = qp;
856 dev->data->nb_queue_pairs = nb_qpairs;
861 rte_cryptodev_configure(uint8_t dev_id, struct rte_cryptodev_config *config)
863 struct rte_cryptodev *dev;
866 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
867 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
871 dev = &rte_crypto_devices[dev_id];
873 if (dev->data->dev_started) {
875 "device %d must be stopped to allow configuration", dev_id);
879 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_configure, -ENOTSUP);
881 /* Setup new number of queue pairs and reconfigure device. */
882 diag = rte_cryptodev_queue_pairs_config(dev, config->nb_queue_pairs,
885 CDEV_LOG_ERR("dev%d rte_crypto_dev_queue_pairs_config = %d",
890 return (*dev->dev_ops->dev_configure)(dev, config);
895 rte_cryptodev_start(uint8_t dev_id)
897 struct rte_cryptodev *dev;
900 CDEV_LOG_DEBUG("Start dev_id=%" PRIu8, dev_id);
902 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
903 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
907 dev = &rte_crypto_devices[dev_id];
909 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_start, -ENOTSUP);
911 if (dev->data->dev_started != 0) {
912 CDEV_LOG_ERR("Device with dev_id=%" PRIu8 " already started",
917 diag = (*dev->dev_ops->dev_start)(dev);
919 dev->data->dev_started = 1;
927 rte_cryptodev_stop(uint8_t dev_id)
929 struct rte_cryptodev *dev;
931 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
932 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
936 dev = &rte_crypto_devices[dev_id];
938 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_stop);
940 if (dev->data->dev_started == 0) {
941 CDEV_LOG_ERR("Device with dev_id=%" PRIu8 " already stopped",
946 (*dev->dev_ops->dev_stop)(dev);
947 dev->data->dev_started = 0;
951 rte_cryptodev_close(uint8_t dev_id)
953 struct rte_cryptodev *dev;
956 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
957 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
961 dev = &rte_crypto_devices[dev_id];
963 /* Device must be stopped before it can be closed */
964 if (dev->data->dev_started == 1) {
965 CDEV_LOG_ERR("Device %u must be stopped before closing",
970 /* We can't close the device if there are outstanding sessions in use */
971 if (dev->data->session_pool != NULL) {
972 if (!rte_mempool_full(dev->data->session_pool)) {
973 CDEV_LOG_ERR("dev_id=%u close failed, session mempool "
974 "has sessions still in use, free "
975 "all sessions before calling close",
981 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_close, -ENOTSUP);
982 retval = (*dev->dev_ops->dev_close)(dev);
991 rte_cryptodev_queue_pair_setup(uint8_t dev_id, uint16_t queue_pair_id,
992 const struct rte_cryptodev_qp_conf *qp_conf, int socket_id)
995 struct rte_cryptodev *dev;
997 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
998 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
1002 dev = &rte_crypto_devices[dev_id];
1003 if (queue_pair_id >= dev->data->nb_queue_pairs) {
1004 CDEV_LOG_ERR("Invalid queue_pair_id=%d", queue_pair_id);
1009 CDEV_LOG_ERR("qp_conf cannot be NULL\n");
1013 if ((qp_conf->mp_session && !qp_conf->mp_session_private) ||
1014 (!qp_conf->mp_session && qp_conf->mp_session_private)) {
1015 CDEV_LOG_ERR("Invalid mempools\n");
1019 if (qp_conf->mp_session) {
1020 struct rte_cryptodev_sym_session_pool_private_data *pool_priv;
1021 uint32_t obj_size = qp_conf->mp_session->elt_size;
1022 uint32_t obj_priv_size = qp_conf->mp_session_private->elt_size;
1023 struct rte_cryptodev_sym_session s = {0};
1025 pool_priv = rte_mempool_get_priv(qp_conf->mp_session);
1026 if (!pool_priv || qp_conf->mp_session->private_data_size <
1027 sizeof(*pool_priv)) {
1028 CDEV_LOG_ERR("Invalid mempool\n");
1032 s.nb_drivers = pool_priv->nb_drivers;
1033 s.user_data_sz = pool_priv->user_data_sz;
1035 if ((rte_cryptodev_sym_get_existing_header_session_size(&s) >
1036 obj_size) || (s.nb_drivers <= dev->driver_id) ||
1037 rte_cryptodev_sym_get_private_session_size(dev_id) >
1039 CDEV_LOG_ERR("Invalid mempool\n");
1044 if (dev->data->dev_started) {
1046 "device %d must be stopped to allow configuration", dev_id);
1050 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_pair_setup, -ENOTSUP);
1052 return (*dev->dev_ops->queue_pair_setup)(dev, queue_pair_id, qp_conf,
1058 rte_cryptodev_stats_get(uint8_t dev_id, struct rte_cryptodev_stats *stats)
1060 struct rte_cryptodev *dev;
1062 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
1063 CDEV_LOG_ERR("Invalid dev_id=%d", dev_id);
1067 if (stats == NULL) {
1068 CDEV_LOG_ERR("Invalid stats ptr");
1072 dev = &rte_crypto_devices[dev_id];
1073 memset(stats, 0, sizeof(*stats));
1075 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->stats_get, -ENOTSUP);
1076 (*dev->dev_ops->stats_get)(dev, stats);
1081 rte_cryptodev_stats_reset(uint8_t dev_id)
1083 struct rte_cryptodev *dev;
1085 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
1086 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
1090 dev = &rte_crypto_devices[dev_id];
1092 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->stats_reset);
1093 (*dev->dev_ops->stats_reset)(dev);
1098 rte_cryptodev_info_get(uint8_t dev_id, struct rte_cryptodev_info *dev_info)
1100 struct rte_cryptodev *dev;
1102 if (dev_id >= cryptodev_globals.nb_devs) {
1103 CDEV_LOG_ERR("Invalid dev_id=%d", dev_id);
1107 dev = &rte_crypto_devices[dev_id];
1109 memset(dev_info, 0, sizeof(struct rte_cryptodev_info));
1111 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_infos_get);
1112 (*dev->dev_ops->dev_infos_get)(dev, dev_info);
1114 dev_info->driver_name = dev->device->driver->name;
1115 dev_info->device = dev->device;
1120 rte_cryptodev_callback_register(uint8_t dev_id,
1121 enum rte_cryptodev_event_type event,
1122 rte_cryptodev_cb_fn cb_fn, void *cb_arg)
1124 struct rte_cryptodev *dev;
1125 struct rte_cryptodev_callback *user_cb;
1130 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
1131 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
1135 dev = &rte_crypto_devices[dev_id];
1136 rte_spinlock_lock(&rte_cryptodev_cb_lock);
1138 TAILQ_FOREACH(user_cb, &(dev->link_intr_cbs), next) {
1139 if (user_cb->cb_fn == cb_fn &&
1140 user_cb->cb_arg == cb_arg &&
1141 user_cb->event == event) {
1146 /* create a new callback. */
1147 if (user_cb == NULL) {
1148 user_cb = rte_zmalloc("INTR_USER_CALLBACK",
1149 sizeof(struct rte_cryptodev_callback), 0);
1150 if (user_cb != NULL) {
1151 user_cb->cb_fn = cb_fn;
1152 user_cb->cb_arg = cb_arg;
1153 user_cb->event = event;
1154 TAILQ_INSERT_TAIL(&(dev->link_intr_cbs), user_cb, next);
1158 rte_spinlock_unlock(&rte_cryptodev_cb_lock);
1159 return (user_cb == NULL) ? -ENOMEM : 0;
1163 rte_cryptodev_callback_unregister(uint8_t dev_id,
1164 enum rte_cryptodev_event_type event,
1165 rte_cryptodev_cb_fn cb_fn, void *cb_arg)
1168 struct rte_cryptodev *dev;
1169 struct rte_cryptodev_callback *cb, *next;
1174 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
1175 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
1179 dev = &rte_crypto_devices[dev_id];
1180 rte_spinlock_lock(&rte_cryptodev_cb_lock);
1183 for (cb = TAILQ_FIRST(&dev->link_intr_cbs); cb != NULL; cb = next) {
1185 next = TAILQ_NEXT(cb, next);
1187 if (cb->cb_fn != cb_fn || cb->event != event ||
1188 (cb->cb_arg != (void *)-1 &&
1189 cb->cb_arg != cb_arg))
1193 * if this callback is not executing right now,
1196 if (cb->active == 0) {
1197 TAILQ_REMOVE(&(dev->link_intr_cbs), cb, next);
1204 rte_spinlock_unlock(&rte_cryptodev_cb_lock);
1209 rte_cryptodev_pmd_callback_process(struct rte_cryptodev *dev,
1210 enum rte_cryptodev_event_type event)
1212 struct rte_cryptodev_callback *cb_lst;
1213 struct rte_cryptodev_callback dev_cb;
1215 rte_spinlock_lock(&rte_cryptodev_cb_lock);
1216 TAILQ_FOREACH(cb_lst, &(dev->link_intr_cbs), next) {
1217 if (cb_lst->cb_fn == NULL || cb_lst->event != event)
1221 rte_spinlock_unlock(&rte_cryptodev_cb_lock);
1222 dev_cb.cb_fn(dev->data->dev_id, dev_cb.event,
1224 rte_spinlock_lock(&rte_cryptodev_cb_lock);
1227 rte_spinlock_unlock(&rte_cryptodev_cb_lock);
1232 rte_cryptodev_sym_session_init(uint8_t dev_id,
1233 struct rte_cryptodev_sym_session *sess,
1234 struct rte_crypto_sym_xform *xforms,
1235 struct rte_mempool *mp)
1237 struct rte_cryptodev *dev;
1238 uint32_t sess_priv_sz = rte_cryptodev_sym_get_private_session_size(
1243 dev = rte_cryptodev_pmd_get_dev(dev_id);
1245 if (sess == NULL || xforms == NULL || dev == NULL)
1248 if (mp->elt_size < sess_priv_sz)
1251 index = dev->driver_id;
1252 if (index >= sess->nb_drivers)
1255 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->sym_session_configure, -ENOTSUP);
1257 if (sess->sess_data[index].refcnt == 0) {
1258 ret = dev->dev_ops->sym_session_configure(dev, xforms,
1262 "dev_id %d failed to configure session details",
1268 sess->sess_data[index].refcnt++;
1273 rte_cryptodev_asym_session_init(uint8_t dev_id,
1274 struct rte_cryptodev_asym_session *sess,
1275 struct rte_crypto_asym_xform *xforms,
1276 struct rte_mempool *mp)
1278 struct rte_cryptodev *dev;
1282 dev = rte_cryptodev_pmd_get_dev(dev_id);
1284 if (sess == NULL || xforms == NULL || dev == NULL)
1287 index = dev->driver_id;
1289 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->asym_session_configure,
1292 if (sess->sess_private_data[index] == NULL) {
1293 ret = dev->dev_ops->asym_session_configure(dev,
1298 "dev_id %d failed to configure session details",
1307 struct rte_mempool *
1308 rte_cryptodev_sym_session_pool_create(const char *name, uint32_t nb_elts,
1309 uint32_t elt_size, uint32_t cache_size, uint16_t user_data_size,
1312 struct rte_mempool *mp;
1313 struct rte_cryptodev_sym_session_pool_private_data *pool_priv;
1316 obj_sz = rte_cryptodev_sym_get_header_session_size() + user_data_size;
1317 if (obj_sz > elt_size)
1318 CDEV_LOG_INFO("elt_size %u is expanded to %u\n", elt_size,
1323 mp = rte_mempool_create(name, nb_elts, obj_sz, cache_size,
1324 (uint32_t)(sizeof(*pool_priv)),
1325 NULL, NULL, NULL, NULL,
1328 CDEV_LOG_ERR("%s(name=%s) failed, rte_errno=%d\n",
1329 __func__, name, rte_errno);
1333 pool_priv = rte_mempool_get_priv(mp);
1335 CDEV_LOG_ERR("%s(name=%s) failed to get private data\n",
1337 rte_mempool_free(mp);
1341 pool_priv->nb_drivers = nb_drivers;
1342 pool_priv->user_data_sz = user_data_size;
1348 rte_cryptodev_sym_session_data_size(struct rte_cryptodev_sym_session *sess)
1350 return (sizeof(sess->sess_data[0]) * sess->nb_drivers) +
1354 struct rte_cryptodev_sym_session *
1355 rte_cryptodev_sym_session_create(struct rte_mempool *mp)
1357 struct rte_cryptodev_sym_session *sess;
1358 struct rte_cryptodev_sym_session_pool_private_data *pool_priv;
1361 CDEV_LOG_ERR("Invalid mempool\n");
1365 pool_priv = rte_mempool_get_priv(mp);
1367 if (!pool_priv || mp->private_data_size < sizeof(*pool_priv)) {
1368 CDEV_LOG_ERR("Invalid mempool\n");
1372 /* Allocate a session structure from the session pool */
1373 if (rte_mempool_get(mp, (void **)&sess)) {
1374 CDEV_LOG_ERR("couldn't get object from session mempool");
1378 sess->nb_drivers = pool_priv->nb_drivers;
1379 sess->user_data_sz = pool_priv->user_data_sz;
1380 sess->opaque_data = 0;
1382 /* Clear device session pointer.
1383 * Include the flag indicating presence of user data
1385 memset(sess->sess_data, 0,
1386 rte_cryptodev_sym_session_data_size(sess));
1391 struct rte_cryptodev_asym_session *
1392 rte_cryptodev_asym_session_create(struct rte_mempool *mp)
1394 struct rte_cryptodev_asym_session *sess;
1396 /* Allocate a session structure from the session pool */
1397 if (rte_mempool_get(mp, (void **)&sess)) {
1398 CDEV_LOG_ERR("couldn't get object from session mempool");
1402 /* Clear device session pointer.
1403 * Include the flag indicating presence of private data
1405 memset(sess, 0, (sizeof(void *) * nb_drivers) + sizeof(uint8_t));
1411 rte_cryptodev_sym_session_clear(uint8_t dev_id,
1412 struct rte_cryptodev_sym_session *sess)
1414 struct rte_cryptodev *dev;
1417 dev = rte_cryptodev_pmd_get_dev(dev_id);
1419 if (dev == NULL || sess == NULL)
1422 driver_id = dev->driver_id;
1423 if (sess->sess_data[driver_id].refcnt == 0)
1425 if (--sess->sess_data[driver_id].refcnt != 0)
1428 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->sym_session_clear, -ENOTSUP);
1430 dev->dev_ops->sym_session_clear(dev, sess);
1436 rte_cryptodev_asym_session_clear(uint8_t dev_id,
1437 struct rte_cryptodev_asym_session *sess)
1439 struct rte_cryptodev *dev;
1441 dev = rte_cryptodev_pmd_get_dev(dev_id);
1443 if (dev == NULL || sess == NULL)
1446 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->asym_session_clear, -ENOTSUP);
1448 dev->dev_ops->asym_session_clear(dev, sess);
1454 rte_cryptodev_sym_session_free(struct rte_cryptodev_sym_session *sess)
1457 struct rte_mempool *sess_mp;
1462 /* Check that all device private data has been freed */
1463 for (i = 0; i < sess->nb_drivers; i++) {
1464 if (sess->sess_data[i].refcnt != 0)
1468 /* Return session to mempool */
1469 sess_mp = rte_mempool_from_obj(sess);
1470 rte_mempool_put(sess_mp, sess);
1476 rte_cryptodev_asym_session_free(struct rte_cryptodev_asym_session *sess)
1480 struct rte_mempool *sess_mp;
1485 /* Check that all device private data has been freed */
1486 for (i = 0; i < nb_drivers; i++) {
1487 sess_priv = get_asym_session_private_data(sess, i);
1488 if (sess_priv != NULL)
1492 /* Return session to mempool */
1493 sess_mp = rte_mempool_from_obj(sess);
1494 rte_mempool_put(sess_mp, sess);
1500 rte_cryptodev_sym_get_header_session_size(void)
1503 * Header contains pointers to the private data of all registered
1504 * drivers and all necessary information to ensure safely clear
1505 * or free al session.
1507 struct rte_cryptodev_sym_session s = {0};
1509 s.nb_drivers = nb_drivers;
1511 return (unsigned int)(sizeof(s) +
1512 rte_cryptodev_sym_session_data_size(&s));
1516 rte_cryptodev_sym_get_existing_header_session_size(
1517 struct rte_cryptodev_sym_session *sess)
1522 return (unsigned int)(sizeof(*sess) +
1523 rte_cryptodev_sym_session_data_size(sess));
1527 rte_cryptodev_asym_get_header_session_size(void)
1530 * Header contains pointers to the private data
1531 * of all registered drivers, and a flag which
1532 * indicates presence of private data
1534 return ((sizeof(void *) * nb_drivers) + sizeof(uint8_t));
1538 rte_cryptodev_sym_get_private_session_size(uint8_t dev_id)
1540 struct rte_cryptodev *dev;
1541 unsigned int priv_sess_size;
1543 if (!rte_cryptodev_pmd_is_valid_dev(dev_id))
1546 dev = rte_cryptodev_pmd_get_dev(dev_id);
1548 if (*dev->dev_ops->sym_session_get_size == NULL)
1551 priv_sess_size = (*dev->dev_ops->sym_session_get_size)(dev);
1553 return priv_sess_size;
1557 rte_cryptodev_asym_get_private_session_size(uint8_t dev_id)
1559 struct rte_cryptodev *dev;
1560 unsigned int header_size = sizeof(void *) * nb_drivers;
1561 unsigned int priv_sess_size;
1563 if (!rte_cryptodev_pmd_is_valid_dev(dev_id))
1566 dev = rte_cryptodev_pmd_get_dev(dev_id);
1568 if (*dev->dev_ops->asym_session_get_size == NULL)
1571 priv_sess_size = (*dev->dev_ops->asym_session_get_size)(dev);
1572 if (priv_sess_size < header_size)
1575 return priv_sess_size;
1580 rte_cryptodev_sym_session_set_user_data(
1581 struct rte_cryptodev_sym_session *sess,
1588 if (sess->user_data_sz < size)
1591 rte_memcpy(sess->sess_data + sess->nb_drivers, data, size);
1596 rte_cryptodev_sym_session_get_user_data(
1597 struct rte_cryptodev_sym_session *sess)
1599 if (sess == NULL || sess->user_data_sz == 0)
1602 return (void *)(sess->sess_data + sess->nb_drivers);
1605 /** Initialise rte_crypto_op mempool element */
1607 rte_crypto_op_init(struct rte_mempool *mempool,
1610 __rte_unused unsigned i)
1612 struct rte_crypto_op *op = _op_data;
1613 enum rte_crypto_op_type type = *(enum rte_crypto_op_type *)opaque_arg;
1615 memset(_op_data, 0, mempool->elt_size);
1617 __rte_crypto_op_reset(op, type);
1619 op->phys_addr = rte_mem_virt2iova(_op_data);
1620 op->mempool = mempool;
1624 struct rte_mempool *
1625 rte_crypto_op_pool_create(const char *name, enum rte_crypto_op_type type,
1626 unsigned nb_elts, unsigned cache_size, uint16_t priv_size,
1629 struct rte_crypto_op_pool_private *priv;
1631 unsigned elt_size = sizeof(struct rte_crypto_op) +
1634 if (type == RTE_CRYPTO_OP_TYPE_SYMMETRIC) {
1635 elt_size += sizeof(struct rte_crypto_sym_op);
1636 } else if (type == RTE_CRYPTO_OP_TYPE_ASYMMETRIC) {
1637 elt_size += sizeof(struct rte_crypto_asym_op);
1638 } else if (type == RTE_CRYPTO_OP_TYPE_UNDEFINED) {
1639 elt_size += RTE_MAX(sizeof(struct rte_crypto_sym_op),
1640 sizeof(struct rte_crypto_asym_op));
1642 CDEV_LOG_ERR("Invalid op_type\n");
1646 /* lookup mempool in case already allocated */
1647 struct rte_mempool *mp = rte_mempool_lookup(name);
1650 priv = (struct rte_crypto_op_pool_private *)
1651 rte_mempool_get_priv(mp);
1653 if (mp->elt_size != elt_size ||
1654 mp->cache_size < cache_size ||
1655 mp->size < nb_elts ||
1656 priv->priv_size < priv_size) {
1658 CDEV_LOG_ERR("Mempool %s already exists but with "
1659 "incompatible parameters", name);
1665 mp = rte_mempool_create(
1670 sizeof(struct rte_crypto_op_pool_private),
1679 CDEV_LOG_ERR("Failed to create mempool %s", name);
1683 priv = (struct rte_crypto_op_pool_private *)
1684 rte_mempool_get_priv(mp);
1686 priv->priv_size = priv_size;
1693 rte_cryptodev_pmd_create_dev_name(char *name, const char *dev_name_prefix)
1695 struct rte_cryptodev *dev = NULL;
1701 for (i = 0; i < RTE_CRYPTO_MAX_DEVS; i++) {
1702 int ret = snprintf(name, RTE_CRYPTODEV_NAME_MAX_LEN,
1703 "%s_%u", dev_name_prefix, i);
1708 dev = rte_cryptodev_pmd_get_named_dev(name);
1716 TAILQ_HEAD(cryptodev_driver_list, cryptodev_driver);
1718 static struct cryptodev_driver_list cryptodev_driver_list =
1719 TAILQ_HEAD_INITIALIZER(cryptodev_driver_list);
1722 rte_cryptodev_driver_id_get(const char *name)
1724 struct cryptodev_driver *driver;
1725 const char *driver_name;
1728 RTE_LOG(DEBUG, CRYPTODEV, "name pointer NULL");
1732 TAILQ_FOREACH(driver, &cryptodev_driver_list, next) {
1733 driver_name = driver->driver->name;
1734 if (strncmp(driver_name, name, strlen(driver_name) + 1) == 0)
1741 rte_cryptodev_name_get(uint8_t dev_id)
1743 struct rte_cryptodev *dev = rte_cryptodev_pmd_get_dev(dev_id);
1748 return dev->data->name;
1752 rte_cryptodev_driver_name_get(uint8_t driver_id)
1754 struct cryptodev_driver *driver;
1756 TAILQ_FOREACH(driver, &cryptodev_driver_list, next)
1757 if (driver->id == driver_id)
1758 return driver->driver->name;
1763 rte_cryptodev_allocate_driver(struct cryptodev_driver *crypto_drv,
1764 const struct rte_driver *drv)
1766 crypto_drv->driver = drv;
1767 crypto_drv->id = nb_drivers;
1769 TAILQ_INSERT_TAIL(&cryptodev_driver_list, crypto_drv, next);
1771 return nb_drivers++;