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,
56 /* spinlock for crypto device callbacks */
57 static rte_spinlock_t rte_cryptodev_cb_lock = RTE_SPINLOCK_INITIALIZER;
61 * The user application callback description.
63 * It contains callback address to be registered by user application,
64 * the pointer to the parameters for callback, and the event type.
66 struct rte_cryptodev_callback {
67 TAILQ_ENTRY(rte_cryptodev_callback) next; /**< Callbacks list */
68 rte_cryptodev_cb_fn cb_fn; /**< Callback address */
69 void *cb_arg; /**< Parameter for callback */
70 enum rte_cryptodev_event_type event; /**< Interrupt event type */
71 uint32_t active; /**< Callback is executing */
75 * The crypto cipher algorithm strings identifiers.
76 * It could be used in application command line.
79 rte_crypto_cipher_algorithm_strings[] = {
80 [RTE_CRYPTO_CIPHER_3DES_CBC] = "3des-cbc",
81 [RTE_CRYPTO_CIPHER_3DES_ECB] = "3des-ecb",
82 [RTE_CRYPTO_CIPHER_3DES_CTR] = "3des-ctr",
84 [RTE_CRYPTO_CIPHER_AES_CBC] = "aes-cbc",
85 [RTE_CRYPTO_CIPHER_AES_CTR] = "aes-ctr",
86 [RTE_CRYPTO_CIPHER_AES_DOCSISBPI] = "aes-docsisbpi",
87 [RTE_CRYPTO_CIPHER_AES_ECB] = "aes-ecb",
88 [RTE_CRYPTO_CIPHER_AES_F8] = "aes-f8",
89 [RTE_CRYPTO_CIPHER_AES_XTS] = "aes-xts",
91 [RTE_CRYPTO_CIPHER_ARC4] = "arc4",
93 [RTE_CRYPTO_CIPHER_DES_CBC] = "des-cbc",
94 [RTE_CRYPTO_CIPHER_DES_DOCSISBPI] = "des-docsisbpi",
96 [RTE_CRYPTO_CIPHER_NULL] = "null",
98 [RTE_CRYPTO_CIPHER_KASUMI_F8] = "kasumi-f8",
99 [RTE_CRYPTO_CIPHER_SNOW3G_UEA2] = "snow3g-uea2",
100 [RTE_CRYPTO_CIPHER_ZUC_EEA3] = "zuc-eea3"
104 * The crypto cipher operation strings identifiers.
105 * It could be used in application command line.
108 rte_crypto_cipher_operation_strings[] = {
109 [RTE_CRYPTO_CIPHER_OP_ENCRYPT] = "encrypt",
110 [RTE_CRYPTO_CIPHER_OP_DECRYPT] = "decrypt"
114 * The crypto auth algorithm strings identifiers.
115 * It could be used in application command line.
118 rte_crypto_auth_algorithm_strings[] = {
119 [RTE_CRYPTO_AUTH_AES_CBC_MAC] = "aes-cbc-mac",
120 [RTE_CRYPTO_AUTH_AES_CMAC] = "aes-cmac",
121 [RTE_CRYPTO_AUTH_AES_GMAC] = "aes-gmac",
122 [RTE_CRYPTO_AUTH_AES_XCBC_MAC] = "aes-xcbc-mac",
124 [RTE_CRYPTO_AUTH_MD5] = "md5",
125 [RTE_CRYPTO_AUTH_MD5_HMAC] = "md5-hmac",
127 [RTE_CRYPTO_AUTH_NULL] = "null",
129 [RTE_CRYPTO_AUTH_SHA1] = "sha1",
130 [RTE_CRYPTO_AUTH_SHA1_HMAC] = "sha1-hmac",
132 [RTE_CRYPTO_AUTH_SHA224] = "sha2-224",
133 [RTE_CRYPTO_AUTH_SHA224_HMAC] = "sha2-224-hmac",
134 [RTE_CRYPTO_AUTH_SHA256] = "sha2-256",
135 [RTE_CRYPTO_AUTH_SHA256_HMAC] = "sha2-256-hmac",
136 [RTE_CRYPTO_AUTH_SHA384] = "sha2-384",
137 [RTE_CRYPTO_AUTH_SHA384_HMAC] = "sha2-384-hmac",
138 [RTE_CRYPTO_AUTH_SHA512] = "sha2-512",
139 [RTE_CRYPTO_AUTH_SHA512_HMAC] = "sha2-512-hmac",
141 [RTE_CRYPTO_AUTH_KASUMI_F9] = "kasumi-f9",
142 [RTE_CRYPTO_AUTH_SNOW3G_UIA2] = "snow3g-uia2",
143 [RTE_CRYPTO_AUTH_ZUC_EIA3] = "zuc-eia3"
147 * The crypto AEAD algorithm strings identifiers.
148 * It could be used in application command line.
151 rte_crypto_aead_algorithm_strings[] = {
152 [RTE_CRYPTO_AEAD_AES_CCM] = "aes-ccm",
153 [RTE_CRYPTO_AEAD_AES_GCM] = "aes-gcm",
154 [RTE_CRYPTO_AEAD_CHACHA20_POLY1305] = "chacha20-poly1305"
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",
177 [RTE_CRYPTO_ASYM_XFORM_ECDSA] = "ecdsa",
178 [RTE_CRYPTO_ASYM_XFORM_ECPM] = "ecpm",
182 * Asymmetric crypto operation strings identifiers.
184 const char *rte_crypto_asym_op_strings[] = {
185 [RTE_CRYPTO_ASYM_OP_ENCRYPT] = "encrypt",
186 [RTE_CRYPTO_ASYM_OP_DECRYPT] = "decrypt",
187 [RTE_CRYPTO_ASYM_OP_SIGN] = "sign",
188 [RTE_CRYPTO_ASYM_OP_VERIFY] = "verify",
189 [RTE_CRYPTO_ASYM_OP_PRIVATE_KEY_GENERATE] = "priv_key_generate",
190 [RTE_CRYPTO_ASYM_OP_PUBLIC_KEY_GENERATE] = "pub_key_generate",
191 [RTE_CRYPTO_ASYM_OP_SHARED_SECRET_COMPUTE] = "sharedsecret_compute",
195 * The private data structure stored in the session mempool private data.
197 struct rte_cryptodev_sym_session_pool_private_data {
199 /**< number of elements in sess_data array */
200 uint16_t user_data_sz;
201 /**< session user data will be placed after sess_data */
205 rte_cryptodev_get_cipher_algo_enum(enum rte_crypto_cipher_algorithm *algo_enum,
206 const char *algo_string)
210 for (i = 1; i < RTE_DIM(rte_crypto_cipher_algorithm_strings); i++) {
211 if (strcmp(algo_string, rte_crypto_cipher_algorithm_strings[i]) == 0) {
212 *algo_enum = (enum rte_crypto_cipher_algorithm) i;
222 rte_cryptodev_get_auth_algo_enum(enum rte_crypto_auth_algorithm *algo_enum,
223 const char *algo_string)
227 for (i = 1; i < RTE_DIM(rte_crypto_auth_algorithm_strings); i++) {
228 if (strcmp(algo_string, rte_crypto_auth_algorithm_strings[i]) == 0) {
229 *algo_enum = (enum rte_crypto_auth_algorithm) i;
239 rte_cryptodev_get_aead_algo_enum(enum rte_crypto_aead_algorithm *algo_enum,
240 const char *algo_string)
244 for (i = 1; i < RTE_DIM(rte_crypto_aead_algorithm_strings); i++) {
245 if (strcmp(algo_string, rte_crypto_aead_algorithm_strings[i]) == 0) {
246 *algo_enum = (enum rte_crypto_aead_algorithm) i;
256 rte_cryptodev_asym_get_xform_enum(enum rte_crypto_asym_xform_type *xform_enum,
257 const char *xform_string)
261 for (i = 1; i < RTE_DIM(rte_crypto_asym_xform_strings); i++) {
262 if (strcmp(xform_string,
263 rte_crypto_asym_xform_strings[i]) == 0) {
264 *xform_enum = (enum rte_crypto_asym_xform_type) i;
274 * The crypto auth operation strings identifiers.
275 * It could be used in application command line.
278 rte_crypto_auth_operation_strings[] = {
279 [RTE_CRYPTO_AUTH_OP_VERIFY] = "verify",
280 [RTE_CRYPTO_AUTH_OP_GENERATE] = "generate"
283 const struct rte_cryptodev_symmetric_capability *
284 rte_cryptodev_sym_capability_get(uint8_t dev_id,
285 const struct rte_cryptodev_sym_capability_idx *idx)
287 const struct rte_cryptodev_capabilities *capability;
288 struct rte_cryptodev_info dev_info;
291 rte_cryptodev_info_get(dev_id, &dev_info);
293 while ((capability = &dev_info.capabilities[i++])->op !=
294 RTE_CRYPTO_OP_TYPE_UNDEFINED) {
295 if (capability->op != RTE_CRYPTO_OP_TYPE_SYMMETRIC)
298 if (capability->sym.xform_type != idx->type)
301 if (idx->type == RTE_CRYPTO_SYM_XFORM_AUTH &&
302 capability->sym.auth.algo == idx->algo.auth)
303 return &capability->sym;
305 if (idx->type == RTE_CRYPTO_SYM_XFORM_CIPHER &&
306 capability->sym.cipher.algo == idx->algo.cipher)
307 return &capability->sym;
309 if (idx->type == RTE_CRYPTO_SYM_XFORM_AEAD &&
310 capability->sym.aead.algo == idx->algo.aead)
311 return &capability->sym;
319 param_range_check(uint16_t size, const struct rte_crypto_param_range *range)
321 unsigned int next_size;
323 /* Check lower/upper bounds */
324 if (size < range->min)
327 if (size > range->max)
330 /* If range is actually only one value, size is correct */
331 if (range->increment == 0)
334 /* Check if value is one of the supported sizes */
335 for (next_size = range->min; next_size <= range->max;
336 next_size += range->increment)
337 if (size == next_size)
343 const struct rte_cryptodev_asymmetric_xform_capability *
344 rte_cryptodev_asym_capability_get(uint8_t dev_id,
345 const struct rte_cryptodev_asym_capability_idx *idx)
347 const struct rte_cryptodev_capabilities *capability;
348 struct rte_cryptodev_info dev_info;
351 memset(&dev_info, 0, sizeof(struct rte_cryptodev_info));
352 rte_cryptodev_info_get(dev_id, &dev_info);
354 while ((capability = &dev_info.capabilities[i++])->op !=
355 RTE_CRYPTO_OP_TYPE_UNDEFINED) {
356 if (capability->op != RTE_CRYPTO_OP_TYPE_ASYMMETRIC)
359 if (capability->asym.xform_capa.xform_type == idx->type)
360 return &capability->asym.xform_capa;
366 rte_cryptodev_sym_capability_check_cipher(
367 const struct rte_cryptodev_symmetric_capability *capability,
368 uint16_t key_size, uint16_t iv_size)
370 if (param_range_check(key_size, &capability->cipher.key_size) != 0)
373 if (param_range_check(iv_size, &capability->cipher.iv_size) != 0)
380 rte_cryptodev_sym_capability_check_auth(
381 const struct rte_cryptodev_symmetric_capability *capability,
382 uint16_t key_size, uint16_t digest_size, uint16_t iv_size)
384 if (param_range_check(key_size, &capability->auth.key_size) != 0)
387 if (param_range_check(digest_size, &capability->auth.digest_size) != 0)
390 if (param_range_check(iv_size, &capability->auth.iv_size) != 0)
397 rte_cryptodev_sym_capability_check_aead(
398 const struct rte_cryptodev_symmetric_capability *capability,
399 uint16_t key_size, uint16_t digest_size, uint16_t aad_size,
402 if (param_range_check(key_size, &capability->aead.key_size) != 0)
405 if (param_range_check(digest_size, &capability->aead.digest_size) != 0)
408 if (param_range_check(aad_size, &capability->aead.aad_size) != 0)
411 if (param_range_check(iv_size, &capability->aead.iv_size) != 0)
417 rte_cryptodev_asym_xform_capability_check_optype(
418 const struct rte_cryptodev_asymmetric_xform_capability *capability,
419 enum rte_crypto_asym_op_type op_type)
421 if (capability->op_types & (1 << op_type))
428 rte_cryptodev_asym_xform_capability_check_modlen(
429 const struct rte_cryptodev_asymmetric_xform_capability *capability,
432 /* no need to check for limits, if min or max = 0 */
433 if (capability->modlen.min != 0) {
434 if (modlen < capability->modlen.min)
438 if (capability->modlen.max != 0) {
439 if (modlen > capability->modlen.max)
443 /* in any case, check if given modlen is module increment */
444 if (capability->modlen.increment != 0) {
445 if (modlen % (capability->modlen.increment))
454 rte_cryptodev_get_feature_name(uint64_t flag)
457 case RTE_CRYPTODEV_FF_SYMMETRIC_CRYPTO:
458 return "SYMMETRIC_CRYPTO";
459 case RTE_CRYPTODEV_FF_ASYMMETRIC_CRYPTO:
460 return "ASYMMETRIC_CRYPTO";
461 case RTE_CRYPTODEV_FF_SYM_OPERATION_CHAINING:
462 return "SYM_OPERATION_CHAINING";
463 case RTE_CRYPTODEV_FF_CPU_SSE:
465 case RTE_CRYPTODEV_FF_CPU_AVX:
467 case RTE_CRYPTODEV_FF_CPU_AVX2:
469 case RTE_CRYPTODEV_FF_CPU_AVX512:
471 case RTE_CRYPTODEV_FF_CPU_AESNI:
473 case RTE_CRYPTODEV_FF_HW_ACCELERATED:
474 return "HW_ACCELERATED";
475 case RTE_CRYPTODEV_FF_IN_PLACE_SGL:
476 return "IN_PLACE_SGL";
477 case RTE_CRYPTODEV_FF_OOP_SGL_IN_SGL_OUT:
478 return "OOP_SGL_IN_SGL_OUT";
479 case RTE_CRYPTODEV_FF_OOP_SGL_IN_LB_OUT:
480 return "OOP_SGL_IN_LB_OUT";
481 case RTE_CRYPTODEV_FF_OOP_LB_IN_SGL_OUT:
482 return "OOP_LB_IN_SGL_OUT";
483 case RTE_CRYPTODEV_FF_OOP_LB_IN_LB_OUT:
484 return "OOP_LB_IN_LB_OUT";
485 case RTE_CRYPTODEV_FF_CPU_NEON:
487 case RTE_CRYPTODEV_FF_CPU_ARM_CE:
489 case RTE_CRYPTODEV_FF_SECURITY:
490 return "SECURITY_PROTOCOL";
491 case RTE_CRYPTODEV_FF_RSA_PRIV_OP_KEY_EXP:
492 return "RSA_PRIV_OP_KEY_EXP";
493 case RTE_CRYPTODEV_FF_RSA_PRIV_OP_KEY_QT:
494 return "RSA_PRIV_OP_KEY_QT";
495 case RTE_CRYPTODEV_FF_DIGEST_ENCRYPTED:
496 return "DIGEST_ENCRYPTED";
502 struct rte_cryptodev *
503 rte_cryptodev_pmd_get_dev(uint8_t dev_id)
505 return &cryptodev_globals.devs[dev_id];
508 struct rte_cryptodev *
509 rte_cryptodev_pmd_get_named_dev(const char *name)
511 struct rte_cryptodev *dev;
517 for (i = 0; i < RTE_CRYPTO_MAX_DEVS; i++) {
518 dev = &cryptodev_globals.devs[i];
520 if ((dev->attached == RTE_CRYPTODEV_ATTACHED) &&
521 (strcmp(dev->data->name, name) == 0))
528 static inline uint8_t
529 rte_cryptodev_is_valid_device_data(uint8_t dev_id)
531 if (rte_crypto_devices[dev_id].data == NULL)
538 rte_cryptodev_pmd_is_valid_dev(uint8_t dev_id)
540 struct rte_cryptodev *dev = NULL;
542 if (!rte_cryptodev_is_valid_device_data(dev_id))
545 dev = rte_cryptodev_pmd_get_dev(dev_id);
546 if (dev->attached != RTE_CRYPTODEV_ATTACHED)
554 rte_cryptodev_get_dev_id(const char *name)
561 for (i = 0; i < RTE_CRYPTO_MAX_DEVS; i++) {
562 if (!rte_cryptodev_is_valid_device_data(i))
564 if ((strcmp(cryptodev_globals.devs[i].data->name, name)
566 (cryptodev_globals.devs[i].attached ==
567 RTE_CRYPTODEV_ATTACHED))
575 rte_cryptodev_count(void)
577 return cryptodev_globals.nb_devs;
581 rte_cryptodev_device_count_by_driver(uint8_t driver_id)
583 uint8_t i, dev_count = 0;
585 for (i = 0; i < RTE_CRYPTO_MAX_DEVS; i++)
586 if (cryptodev_globals.devs[i].driver_id == driver_id &&
587 cryptodev_globals.devs[i].attached ==
588 RTE_CRYPTODEV_ATTACHED)
595 rte_cryptodev_devices_get(const char *driver_name, uint8_t *devices,
598 uint8_t i, count = 0;
599 struct rte_cryptodev *devs = cryptodev_globals.devs;
601 for (i = 0; i < RTE_CRYPTO_MAX_DEVS && count < nb_devices; i++) {
602 if (!rte_cryptodev_is_valid_device_data(i))
605 if (devs[i].attached == RTE_CRYPTODEV_ATTACHED) {
608 cmp = strncmp(devs[i].device->driver->name,
610 strlen(driver_name) + 1);
613 devices[count++] = devs[i].data->dev_id;
621 rte_cryptodev_get_sec_ctx(uint8_t dev_id)
623 if (rte_crypto_devices[dev_id].feature_flags &
624 RTE_CRYPTODEV_FF_SECURITY)
625 return rte_crypto_devices[dev_id].security_ctx;
631 rte_cryptodev_socket_id(uint8_t dev_id)
633 struct rte_cryptodev *dev;
635 if (!rte_cryptodev_pmd_is_valid_dev(dev_id))
638 dev = rte_cryptodev_pmd_get_dev(dev_id);
640 return dev->data->socket_id;
644 rte_cryptodev_data_alloc(uint8_t dev_id, struct rte_cryptodev_data **data,
647 char mz_name[RTE_MEMZONE_NAMESIZE];
648 const struct rte_memzone *mz;
651 /* generate memzone name */
652 n = snprintf(mz_name, sizeof(mz_name), "rte_cryptodev_data_%u", dev_id);
653 if (n >= (int)sizeof(mz_name))
656 if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
657 mz = rte_memzone_reserve(mz_name,
658 sizeof(struct rte_cryptodev_data),
661 mz = rte_memzone_lookup(mz_name);
667 if (rte_eal_process_type() == RTE_PROC_PRIMARY)
668 memset(*data, 0, sizeof(struct rte_cryptodev_data));
674 rte_cryptodev_data_free(uint8_t dev_id, struct rte_cryptodev_data **data)
676 char mz_name[RTE_MEMZONE_NAMESIZE];
677 const struct rte_memzone *mz;
680 /* generate memzone name */
681 n = snprintf(mz_name, sizeof(mz_name), "rte_cryptodev_data_%u", dev_id);
682 if (n >= (int)sizeof(mz_name))
685 mz = rte_memzone_lookup(mz_name);
689 RTE_ASSERT(*data == mz->addr);
692 if (rte_eal_process_type() == RTE_PROC_PRIMARY)
693 return rte_memzone_free(mz);
699 rte_cryptodev_find_free_device_index(void)
703 for (dev_id = 0; dev_id < RTE_CRYPTO_MAX_DEVS; dev_id++) {
704 if (rte_crypto_devices[dev_id].attached ==
705 RTE_CRYPTODEV_DETACHED)
708 return RTE_CRYPTO_MAX_DEVS;
711 struct rte_cryptodev *
712 rte_cryptodev_pmd_allocate(const char *name, int socket_id)
714 struct rte_cryptodev *cryptodev;
717 if (rte_cryptodev_pmd_get_named_dev(name) != NULL) {
718 CDEV_LOG_ERR("Crypto device with name %s already "
723 dev_id = rte_cryptodev_find_free_device_index();
724 if (dev_id == RTE_CRYPTO_MAX_DEVS) {
725 CDEV_LOG_ERR("Reached maximum number of crypto devices");
729 cryptodev = rte_cryptodev_pmd_get_dev(dev_id);
731 if (cryptodev->data == NULL) {
732 struct rte_cryptodev_data **cryptodev_data =
733 &cryptodev_globals.data[dev_id];
735 int retval = rte_cryptodev_data_alloc(dev_id, cryptodev_data,
738 if (retval < 0 || *cryptodev_data == NULL)
741 cryptodev->data = *cryptodev_data;
743 if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
744 strlcpy(cryptodev->data->name, name,
745 RTE_CRYPTODEV_NAME_MAX_LEN);
747 cryptodev->data->dev_id = dev_id;
748 cryptodev->data->socket_id = socket_id;
749 cryptodev->data->dev_started = 0;
752 /* init user callbacks */
753 TAILQ_INIT(&(cryptodev->link_intr_cbs));
755 cryptodev->attached = RTE_CRYPTODEV_ATTACHED;
757 cryptodev_globals.nb_devs++;
764 rte_cryptodev_pmd_release_device(struct rte_cryptodev *cryptodev)
769 if (cryptodev == NULL)
772 dev_id = cryptodev->data->dev_id;
774 /* Close device only if device operations have been set */
775 if (cryptodev->dev_ops) {
776 ret = rte_cryptodev_close(dev_id);
781 ret = rte_cryptodev_data_free(dev_id, &cryptodev_globals.data[dev_id]);
785 cryptodev->attached = RTE_CRYPTODEV_DETACHED;
786 cryptodev_globals.nb_devs--;
791 rte_cryptodev_queue_pair_count(uint8_t dev_id)
793 struct rte_cryptodev *dev;
795 dev = &rte_crypto_devices[dev_id];
796 return dev->data->nb_queue_pairs;
800 rte_cryptodev_queue_pairs_config(struct rte_cryptodev *dev, uint16_t nb_qpairs,
803 struct rte_cryptodev_info dev_info;
807 if ((dev == NULL) || (nb_qpairs < 1)) {
808 CDEV_LOG_ERR("invalid param: dev %p, nb_queues %u",
813 CDEV_LOG_DEBUG("Setup %d queues pairs on device %u",
814 nb_qpairs, dev->data->dev_id);
816 memset(&dev_info, 0, sizeof(struct rte_cryptodev_info));
818 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
819 (*dev->dev_ops->dev_infos_get)(dev, &dev_info);
821 if (nb_qpairs > (dev_info.max_nb_queue_pairs)) {
822 CDEV_LOG_ERR("Invalid num queue_pairs (%u) for dev %u",
823 nb_qpairs, dev->data->dev_id);
827 if (dev->data->queue_pairs == NULL) { /* first time configuration */
828 dev->data->queue_pairs = rte_zmalloc_socket(
829 "cryptodev->queue_pairs",
830 sizeof(dev->data->queue_pairs[0]) * nb_qpairs,
831 RTE_CACHE_LINE_SIZE, socket_id);
833 if (dev->data->queue_pairs == NULL) {
834 dev->data->nb_queue_pairs = 0;
835 CDEV_LOG_ERR("failed to get memory for qp meta data, "
840 } else { /* re-configure */
842 uint16_t old_nb_queues = dev->data->nb_queue_pairs;
844 qp = dev->data->queue_pairs;
846 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_pair_release,
849 for (i = nb_qpairs; i < old_nb_queues; i++) {
850 ret = (*dev->dev_ops->queue_pair_release)(dev, i);
855 qp = rte_realloc(qp, sizeof(qp[0]) * nb_qpairs,
856 RTE_CACHE_LINE_SIZE);
858 CDEV_LOG_ERR("failed to realloc qp meta data,"
859 " nb_queues %u", nb_qpairs);
863 if (nb_qpairs > old_nb_queues) {
864 uint16_t new_qs = nb_qpairs - old_nb_queues;
866 memset(qp + old_nb_queues, 0,
867 sizeof(qp[0]) * new_qs);
870 dev->data->queue_pairs = qp;
873 dev->data->nb_queue_pairs = nb_qpairs;
878 rte_cryptodev_configure(uint8_t dev_id, struct rte_cryptodev_config *config)
880 struct rte_cryptodev *dev;
883 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
884 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
888 dev = &rte_crypto_devices[dev_id];
890 if (dev->data->dev_started) {
892 "device %d must be stopped to allow configuration", dev_id);
896 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_configure, -ENOTSUP);
898 /* Setup new number of queue pairs and reconfigure device. */
899 diag = rte_cryptodev_queue_pairs_config(dev, config->nb_queue_pairs,
902 CDEV_LOG_ERR("dev%d rte_crypto_dev_queue_pairs_config = %d",
907 return (*dev->dev_ops->dev_configure)(dev, config);
912 rte_cryptodev_start(uint8_t dev_id)
914 struct rte_cryptodev *dev;
917 CDEV_LOG_DEBUG("Start dev_id=%" PRIu8, dev_id);
919 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
920 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
924 dev = &rte_crypto_devices[dev_id];
926 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_start, -ENOTSUP);
928 if (dev->data->dev_started != 0) {
929 CDEV_LOG_ERR("Device with dev_id=%" PRIu8 " already started",
934 diag = (*dev->dev_ops->dev_start)(dev);
936 dev->data->dev_started = 1;
944 rte_cryptodev_stop(uint8_t dev_id)
946 struct rte_cryptodev *dev;
948 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
949 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
953 dev = &rte_crypto_devices[dev_id];
955 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_stop);
957 if (dev->data->dev_started == 0) {
958 CDEV_LOG_ERR("Device with dev_id=%" PRIu8 " already stopped",
963 (*dev->dev_ops->dev_stop)(dev);
964 dev->data->dev_started = 0;
968 rte_cryptodev_close(uint8_t dev_id)
970 struct rte_cryptodev *dev;
973 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
974 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
978 dev = &rte_crypto_devices[dev_id];
980 /* Device must be stopped before it can be closed */
981 if (dev->data->dev_started == 1) {
982 CDEV_LOG_ERR("Device %u must be stopped before closing",
987 /* We can't close the device if there are outstanding sessions in use */
988 if (dev->data->session_pool != NULL) {
989 if (!rte_mempool_full(dev->data->session_pool)) {
990 CDEV_LOG_ERR("dev_id=%u close failed, session mempool "
991 "has sessions still in use, free "
992 "all sessions before calling close",
998 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_close, -ENOTSUP);
999 retval = (*dev->dev_ops->dev_close)(dev);
1008 rte_cryptodev_queue_pair_setup(uint8_t dev_id, uint16_t queue_pair_id,
1009 const struct rte_cryptodev_qp_conf *qp_conf, int socket_id)
1012 struct rte_cryptodev *dev;
1014 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
1015 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
1019 dev = &rte_crypto_devices[dev_id];
1020 if (queue_pair_id >= dev->data->nb_queue_pairs) {
1021 CDEV_LOG_ERR("Invalid queue_pair_id=%d", queue_pair_id);
1026 CDEV_LOG_ERR("qp_conf cannot be NULL\n");
1030 if ((qp_conf->mp_session && !qp_conf->mp_session_private) ||
1031 (!qp_conf->mp_session && qp_conf->mp_session_private)) {
1032 CDEV_LOG_ERR("Invalid mempools\n");
1036 if (qp_conf->mp_session) {
1037 struct rte_cryptodev_sym_session_pool_private_data *pool_priv;
1038 uint32_t obj_size = qp_conf->mp_session->elt_size;
1039 uint32_t obj_priv_size = qp_conf->mp_session_private->elt_size;
1040 struct rte_cryptodev_sym_session s = {0};
1042 pool_priv = rte_mempool_get_priv(qp_conf->mp_session);
1043 if (!pool_priv || qp_conf->mp_session->private_data_size <
1044 sizeof(*pool_priv)) {
1045 CDEV_LOG_ERR("Invalid mempool\n");
1049 s.nb_drivers = pool_priv->nb_drivers;
1050 s.user_data_sz = pool_priv->user_data_sz;
1052 if ((rte_cryptodev_sym_get_existing_header_session_size(&s) >
1053 obj_size) || (s.nb_drivers <= dev->driver_id) ||
1054 rte_cryptodev_sym_get_private_session_size(dev_id) >
1056 CDEV_LOG_ERR("Invalid mempool\n");
1061 if (dev->data->dev_started) {
1063 "device %d must be stopped to allow configuration", dev_id);
1067 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_pair_setup, -ENOTSUP);
1069 return (*dev->dev_ops->queue_pair_setup)(dev, queue_pair_id, qp_conf,
1075 rte_cryptodev_stats_get(uint8_t dev_id, struct rte_cryptodev_stats *stats)
1077 struct rte_cryptodev *dev;
1079 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
1080 CDEV_LOG_ERR("Invalid dev_id=%d", dev_id);
1084 if (stats == NULL) {
1085 CDEV_LOG_ERR("Invalid stats ptr");
1089 dev = &rte_crypto_devices[dev_id];
1090 memset(stats, 0, sizeof(*stats));
1092 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->stats_get, -ENOTSUP);
1093 (*dev->dev_ops->stats_get)(dev, stats);
1098 rte_cryptodev_stats_reset(uint8_t dev_id)
1100 struct rte_cryptodev *dev;
1102 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
1103 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
1107 dev = &rte_crypto_devices[dev_id];
1109 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->stats_reset);
1110 (*dev->dev_ops->stats_reset)(dev);
1115 rte_cryptodev_info_get(uint8_t dev_id, struct rte_cryptodev_info *dev_info)
1117 struct rte_cryptodev *dev;
1119 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
1120 CDEV_LOG_ERR("Invalid dev_id=%d", dev_id);
1124 dev = &rte_crypto_devices[dev_id];
1126 memset(dev_info, 0, sizeof(struct rte_cryptodev_info));
1128 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_infos_get);
1129 (*dev->dev_ops->dev_infos_get)(dev, dev_info);
1131 dev_info->driver_name = dev->device->driver->name;
1132 dev_info->device = dev->device;
1137 rte_cryptodev_callback_register(uint8_t dev_id,
1138 enum rte_cryptodev_event_type event,
1139 rte_cryptodev_cb_fn cb_fn, void *cb_arg)
1141 struct rte_cryptodev *dev;
1142 struct rte_cryptodev_callback *user_cb;
1147 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
1148 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
1152 dev = &rte_crypto_devices[dev_id];
1153 rte_spinlock_lock(&rte_cryptodev_cb_lock);
1155 TAILQ_FOREACH(user_cb, &(dev->link_intr_cbs), next) {
1156 if (user_cb->cb_fn == cb_fn &&
1157 user_cb->cb_arg == cb_arg &&
1158 user_cb->event == event) {
1163 /* create a new callback. */
1164 if (user_cb == NULL) {
1165 user_cb = rte_zmalloc("INTR_USER_CALLBACK",
1166 sizeof(struct rte_cryptodev_callback), 0);
1167 if (user_cb != NULL) {
1168 user_cb->cb_fn = cb_fn;
1169 user_cb->cb_arg = cb_arg;
1170 user_cb->event = event;
1171 TAILQ_INSERT_TAIL(&(dev->link_intr_cbs), user_cb, next);
1175 rte_spinlock_unlock(&rte_cryptodev_cb_lock);
1176 return (user_cb == NULL) ? -ENOMEM : 0;
1180 rte_cryptodev_callback_unregister(uint8_t dev_id,
1181 enum rte_cryptodev_event_type event,
1182 rte_cryptodev_cb_fn cb_fn, void *cb_arg)
1185 struct rte_cryptodev *dev;
1186 struct rte_cryptodev_callback *cb, *next;
1191 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
1192 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
1196 dev = &rte_crypto_devices[dev_id];
1197 rte_spinlock_lock(&rte_cryptodev_cb_lock);
1200 for (cb = TAILQ_FIRST(&dev->link_intr_cbs); cb != NULL; cb = next) {
1202 next = TAILQ_NEXT(cb, next);
1204 if (cb->cb_fn != cb_fn || cb->event != event ||
1205 (cb->cb_arg != (void *)-1 &&
1206 cb->cb_arg != cb_arg))
1210 * if this callback is not executing right now,
1213 if (cb->active == 0) {
1214 TAILQ_REMOVE(&(dev->link_intr_cbs), cb, next);
1221 rte_spinlock_unlock(&rte_cryptodev_cb_lock);
1226 rte_cryptodev_pmd_callback_process(struct rte_cryptodev *dev,
1227 enum rte_cryptodev_event_type event)
1229 struct rte_cryptodev_callback *cb_lst;
1230 struct rte_cryptodev_callback dev_cb;
1232 rte_spinlock_lock(&rte_cryptodev_cb_lock);
1233 TAILQ_FOREACH(cb_lst, &(dev->link_intr_cbs), next) {
1234 if (cb_lst->cb_fn == NULL || cb_lst->event != event)
1238 rte_spinlock_unlock(&rte_cryptodev_cb_lock);
1239 dev_cb.cb_fn(dev->data->dev_id, dev_cb.event,
1241 rte_spinlock_lock(&rte_cryptodev_cb_lock);
1244 rte_spinlock_unlock(&rte_cryptodev_cb_lock);
1249 rte_cryptodev_sym_session_init(uint8_t dev_id,
1250 struct rte_cryptodev_sym_session *sess,
1251 struct rte_crypto_sym_xform *xforms,
1252 struct rte_mempool *mp)
1254 struct rte_cryptodev *dev;
1255 uint32_t sess_priv_sz = rte_cryptodev_sym_get_private_session_size(
1260 dev = rte_cryptodev_pmd_get_dev(dev_id);
1262 if (sess == NULL || xforms == NULL || dev == NULL)
1265 if (mp->elt_size < sess_priv_sz)
1268 index = dev->driver_id;
1269 if (index >= sess->nb_drivers)
1272 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->sym_session_configure, -ENOTSUP);
1274 if (sess->sess_data[index].refcnt == 0) {
1275 ret = dev->dev_ops->sym_session_configure(dev, xforms,
1279 "dev_id %d failed to configure session details",
1285 sess->sess_data[index].refcnt++;
1290 rte_cryptodev_asym_session_init(uint8_t dev_id,
1291 struct rte_cryptodev_asym_session *sess,
1292 struct rte_crypto_asym_xform *xforms,
1293 struct rte_mempool *mp)
1295 struct rte_cryptodev *dev;
1299 dev = rte_cryptodev_pmd_get_dev(dev_id);
1301 if (sess == NULL || xforms == NULL || dev == NULL)
1304 index = dev->driver_id;
1306 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->asym_session_configure,
1309 if (sess->sess_private_data[index] == NULL) {
1310 ret = dev->dev_ops->asym_session_configure(dev,
1315 "dev_id %d failed to configure session details",
1324 struct rte_mempool *
1325 rte_cryptodev_sym_session_pool_create(const char *name, uint32_t nb_elts,
1326 uint32_t elt_size, uint32_t cache_size, uint16_t user_data_size,
1329 struct rte_mempool *mp;
1330 struct rte_cryptodev_sym_session_pool_private_data *pool_priv;
1333 obj_sz = rte_cryptodev_sym_get_header_session_size() + user_data_size;
1334 if (obj_sz > elt_size)
1335 CDEV_LOG_INFO("elt_size %u is expanded to %u\n", elt_size,
1340 mp = rte_mempool_create(name, nb_elts, obj_sz, cache_size,
1341 (uint32_t)(sizeof(*pool_priv)),
1342 NULL, NULL, NULL, NULL,
1345 CDEV_LOG_ERR("%s(name=%s) failed, rte_errno=%d\n",
1346 __func__, name, rte_errno);
1350 pool_priv = rte_mempool_get_priv(mp);
1352 CDEV_LOG_ERR("%s(name=%s) failed to get private data\n",
1354 rte_mempool_free(mp);
1358 pool_priv->nb_drivers = nb_drivers;
1359 pool_priv->user_data_sz = user_data_size;
1365 rte_cryptodev_sym_session_data_size(struct rte_cryptodev_sym_session *sess)
1367 return (sizeof(sess->sess_data[0]) * sess->nb_drivers) +
1371 struct rte_cryptodev_sym_session *
1372 rte_cryptodev_sym_session_create(struct rte_mempool *mp)
1374 struct rte_cryptodev_sym_session *sess;
1375 struct rte_cryptodev_sym_session_pool_private_data *pool_priv;
1378 CDEV_LOG_ERR("Invalid mempool\n");
1382 pool_priv = rte_mempool_get_priv(mp);
1384 if (!pool_priv || mp->private_data_size < sizeof(*pool_priv)) {
1385 CDEV_LOG_ERR("Invalid mempool\n");
1389 /* Allocate a session structure from the session pool */
1390 if (rte_mempool_get(mp, (void **)&sess)) {
1391 CDEV_LOG_ERR("couldn't get object from session mempool");
1395 sess->nb_drivers = pool_priv->nb_drivers;
1396 sess->user_data_sz = pool_priv->user_data_sz;
1397 sess->opaque_data = 0;
1399 /* Clear device session pointer.
1400 * Include the flag indicating presence of user data
1402 memset(sess->sess_data, 0,
1403 rte_cryptodev_sym_session_data_size(sess));
1408 struct rte_cryptodev_asym_session *
1409 rte_cryptodev_asym_session_create(struct rte_mempool *mp)
1411 struct rte_cryptodev_asym_session *sess;
1413 /* Allocate a session structure from the session pool */
1414 if (rte_mempool_get(mp, (void **)&sess)) {
1415 CDEV_LOG_ERR("couldn't get object from session mempool");
1419 /* Clear device session pointer.
1420 * Include the flag indicating presence of private data
1422 memset(sess, 0, (sizeof(void *) * nb_drivers) + sizeof(uint8_t));
1428 rte_cryptodev_sym_session_clear(uint8_t dev_id,
1429 struct rte_cryptodev_sym_session *sess)
1431 struct rte_cryptodev *dev;
1434 dev = rte_cryptodev_pmd_get_dev(dev_id);
1436 if (dev == NULL || sess == NULL)
1439 driver_id = dev->driver_id;
1440 if (sess->sess_data[driver_id].refcnt == 0)
1442 if (--sess->sess_data[driver_id].refcnt != 0)
1445 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->sym_session_clear, -ENOTSUP);
1447 dev->dev_ops->sym_session_clear(dev, sess);
1453 rte_cryptodev_asym_session_clear(uint8_t dev_id,
1454 struct rte_cryptodev_asym_session *sess)
1456 struct rte_cryptodev *dev;
1458 dev = rte_cryptodev_pmd_get_dev(dev_id);
1460 if (dev == NULL || sess == NULL)
1463 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->asym_session_clear, -ENOTSUP);
1465 dev->dev_ops->asym_session_clear(dev, sess);
1471 rte_cryptodev_sym_session_free(struct rte_cryptodev_sym_session *sess)
1474 struct rte_mempool *sess_mp;
1479 /* Check that all device private data has been freed */
1480 for (i = 0; i < sess->nb_drivers; i++) {
1481 if (sess->sess_data[i].refcnt != 0)
1485 /* Return session to mempool */
1486 sess_mp = rte_mempool_from_obj(sess);
1487 rte_mempool_put(sess_mp, sess);
1493 rte_cryptodev_asym_session_free(struct rte_cryptodev_asym_session *sess)
1497 struct rte_mempool *sess_mp;
1502 /* Check that all device private data has been freed */
1503 for (i = 0; i < nb_drivers; i++) {
1504 sess_priv = get_asym_session_private_data(sess, i);
1505 if (sess_priv != NULL)
1509 /* Return session to mempool */
1510 sess_mp = rte_mempool_from_obj(sess);
1511 rte_mempool_put(sess_mp, sess);
1517 rte_cryptodev_sym_get_header_session_size(void)
1520 * Header contains pointers to the private data of all registered
1521 * drivers and all necessary information to ensure safely clear
1522 * or free al session.
1524 struct rte_cryptodev_sym_session s = {0};
1526 s.nb_drivers = nb_drivers;
1528 return (unsigned int)(sizeof(s) +
1529 rte_cryptodev_sym_session_data_size(&s));
1533 rte_cryptodev_sym_get_existing_header_session_size(
1534 struct rte_cryptodev_sym_session *sess)
1539 return (unsigned int)(sizeof(*sess) +
1540 rte_cryptodev_sym_session_data_size(sess));
1544 rte_cryptodev_asym_get_header_session_size(void)
1547 * Header contains pointers to the private data
1548 * of all registered drivers, and a flag which
1549 * indicates presence of private data
1551 return ((sizeof(void *) * nb_drivers) + sizeof(uint8_t));
1555 rte_cryptodev_sym_get_private_session_size(uint8_t dev_id)
1557 struct rte_cryptodev *dev;
1558 unsigned int priv_sess_size;
1560 if (!rte_cryptodev_pmd_is_valid_dev(dev_id))
1563 dev = rte_cryptodev_pmd_get_dev(dev_id);
1565 if (*dev->dev_ops->sym_session_get_size == NULL)
1568 priv_sess_size = (*dev->dev_ops->sym_session_get_size)(dev);
1570 return priv_sess_size;
1574 rte_cryptodev_asym_get_private_session_size(uint8_t dev_id)
1576 struct rte_cryptodev *dev;
1577 unsigned int header_size = sizeof(void *) * nb_drivers;
1578 unsigned int priv_sess_size;
1580 if (!rte_cryptodev_pmd_is_valid_dev(dev_id))
1583 dev = rte_cryptodev_pmd_get_dev(dev_id);
1585 if (*dev->dev_ops->asym_session_get_size == NULL)
1588 priv_sess_size = (*dev->dev_ops->asym_session_get_size)(dev);
1589 if (priv_sess_size < header_size)
1592 return priv_sess_size;
1597 rte_cryptodev_sym_session_set_user_data(
1598 struct rte_cryptodev_sym_session *sess,
1605 if (sess->user_data_sz < size)
1608 rte_memcpy(sess->sess_data + sess->nb_drivers, data, size);
1613 rte_cryptodev_sym_session_get_user_data(
1614 struct rte_cryptodev_sym_session *sess)
1616 if (sess == NULL || sess->user_data_sz == 0)
1619 return (void *)(sess->sess_data + sess->nb_drivers);
1622 /** Initialise rte_crypto_op mempool element */
1624 rte_crypto_op_init(struct rte_mempool *mempool,
1627 __rte_unused unsigned i)
1629 struct rte_crypto_op *op = _op_data;
1630 enum rte_crypto_op_type type = *(enum rte_crypto_op_type *)opaque_arg;
1632 memset(_op_data, 0, mempool->elt_size);
1634 __rte_crypto_op_reset(op, type);
1636 op->phys_addr = rte_mem_virt2iova(_op_data);
1637 op->mempool = mempool;
1641 struct rte_mempool *
1642 rte_crypto_op_pool_create(const char *name, enum rte_crypto_op_type type,
1643 unsigned nb_elts, unsigned cache_size, uint16_t priv_size,
1646 struct rte_crypto_op_pool_private *priv;
1648 unsigned elt_size = sizeof(struct rte_crypto_op) +
1651 if (type == RTE_CRYPTO_OP_TYPE_SYMMETRIC) {
1652 elt_size += sizeof(struct rte_crypto_sym_op);
1653 } else if (type == RTE_CRYPTO_OP_TYPE_ASYMMETRIC) {
1654 elt_size += sizeof(struct rte_crypto_asym_op);
1655 } else if (type == RTE_CRYPTO_OP_TYPE_UNDEFINED) {
1656 elt_size += RTE_MAX(sizeof(struct rte_crypto_sym_op),
1657 sizeof(struct rte_crypto_asym_op));
1659 CDEV_LOG_ERR("Invalid op_type\n");
1663 /* lookup mempool in case already allocated */
1664 struct rte_mempool *mp = rte_mempool_lookup(name);
1667 priv = (struct rte_crypto_op_pool_private *)
1668 rte_mempool_get_priv(mp);
1670 if (mp->elt_size != elt_size ||
1671 mp->cache_size < cache_size ||
1672 mp->size < nb_elts ||
1673 priv->priv_size < priv_size) {
1675 CDEV_LOG_ERR("Mempool %s already exists but with "
1676 "incompatible parameters", name);
1682 mp = rte_mempool_create(
1687 sizeof(struct rte_crypto_op_pool_private),
1696 CDEV_LOG_ERR("Failed to create mempool %s", name);
1700 priv = (struct rte_crypto_op_pool_private *)
1701 rte_mempool_get_priv(mp);
1703 priv->priv_size = priv_size;
1710 rte_cryptodev_pmd_create_dev_name(char *name, const char *dev_name_prefix)
1712 struct rte_cryptodev *dev = NULL;
1718 for (i = 0; i < RTE_CRYPTO_MAX_DEVS; i++) {
1719 int ret = snprintf(name, RTE_CRYPTODEV_NAME_MAX_LEN,
1720 "%s_%u", dev_name_prefix, i);
1725 dev = rte_cryptodev_pmd_get_named_dev(name);
1733 TAILQ_HEAD(cryptodev_driver_list, cryptodev_driver);
1735 static struct cryptodev_driver_list cryptodev_driver_list =
1736 TAILQ_HEAD_INITIALIZER(cryptodev_driver_list);
1739 rte_cryptodev_driver_id_get(const char *name)
1741 struct cryptodev_driver *driver;
1742 const char *driver_name;
1745 RTE_LOG(DEBUG, CRYPTODEV, "name pointer NULL");
1749 TAILQ_FOREACH(driver, &cryptodev_driver_list, next) {
1750 driver_name = driver->driver->name;
1751 if (strncmp(driver_name, name, strlen(driver_name) + 1) == 0)
1758 rte_cryptodev_name_get(uint8_t dev_id)
1760 struct rte_cryptodev *dev = rte_cryptodev_pmd_get_dev(dev_id);
1765 return dev->data->name;
1769 rte_cryptodev_driver_name_get(uint8_t driver_id)
1771 struct cryptodev_driver *driver;
1773 TAILQ_FOREACH(driver, &cryptodev_driver_list, next)
1774 if (driver->id == driver_id)
1775 return driver->driver->name;
1780 rte_cryptodev_allocate_driver(struct cryptodev_driver *crypto_drv,
1781 const struct rte_driver *drv)
1783 crypto_drv->driver = drv;
1784 crypto_drv->id = nb_drivers;
1786 TAILQ_INSERT_TAIL(&cryptodev_driver_list, crypto_drv, next);
1788 return nb_drivers++;