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",
157 * The crypto AEAD operation strings identifiers.
158 * It could be used in application command line.
161 rte_crypto_aead_operation_strings[] = {
162 [RTE_CRYPTO_AEAD_OP_ENCRYPT] = "encrypt",
163 [RTE_CRYPTO_AEAD_OP_DECRYPT] = "decrypt"
167 * Asymmetric crypto transform operation strings identifiers.
169 const char *rte_crypto_asym_xform_strings[] = {
170 [RTE_CRYPTO_ASYM_XFORM_NONE] = "none",
171 [RTE_CRYPTO_ASYM_XFORM_RSA] = "rsa",
172 [RTE_CRYPTO_ASYM_XFORM_MODEX] = "modexp",
173 [RTE_CRYPTO_ASYM_XFORM_MODINV] = "modinv",
174 [RTE_CRYPTO_ASYM_XFORM_DH] = "dh",
175 [RTE_CRYPTO_ASYM_XFORM_DSA] = "dsa",
179 * Asymmetric crypto operation strings identifiers.
181 const char *rte_crypto_asym_op_strings[] = {
182 [RTE_CRYPTO_ASYM_OP_ENCRYPT] = "encrypt",
183 [RTE_CRYPTO_ASYM_OP_DECRYPT] = "decrypt",
184 [RTE_CRYPTO_ASYM_OP_SIGN] = "sign",
185 [RTE_CRYPTO_ASYM_OP_VERIFY] = "verify",
186 [RTE_CRYPTO_ASYM_OP_PRIVATE_KEY_GENERATE] = "priv_key_generate",
187 [RTE_CRYPTO_ASYM_OP_PUBLIC_KEY_GENERATE] = "pub_key_generate",
188 [RTE_CRYPTO_ASYM_OP_SHARED_SECRET_COMPUTE] = "sharedsecret_compute",
192 * The private data structure stored in the session mempool private data.
194 struct rte_cryptodev_sym_session_pool_private_data {
196 /**< number of elements in sess_data array */
197 uint16_t user_data_sz;
198 /**< session user data will be placed after sess_data */
202 rte_cryptodev_get_cipher_algo_enum(enum rte_crypto_cipher_algorithm *algo_enum,
203 const char *algo_string)
207 for (i = 1; i < RTE_DIM(rte_crypto_cipher_algorithm_strings); i++) {
208 if (strcmp(algo_string, rte_crypto_cipher_algorithm_strings[i]) == 0) {
209 *algo_enum = (enum rte_crypto_cipher_algorithm) i;
219 rte_cryptodev_get_auth_algo_enum(enum rte_crypto_auth_algorithm *algo_enum,
220 const char *algo_string)
224 for (i = 1; i < RTE_DIM(rte_crypto_auth_algorithm_strings); i++) {
225 if (strcmp(algo_string, rte_crypto_auth_algorithm_strings[i]) == 0) {
226 *algo_enum = (enum rte_crypto_auth_algorithm) i;
236 rte_cryptodev_get_aead_algo_enum(enum rte_crypto_aead_algorithm *algo_enum,
237 const char *algo_string)
241 for (i = 1; i < RTE_DIM(rte_crypto_aead_algorithm_strings); i++) {
242 if (strcmp(algo_string, rte_crypto_aead_algorithm_strings[i]) == 0) {
243 *algo_enum = (enum rte_crypto_aead_algorithm) i;
253 rte_cryptodev_asym_get_xform_enum(enum rte_crypto_asym_xform_type *xform_enum,
254 const char *xform_string)
258 for (i = 1; i < RTE_DIM(rte_crypto_asym_xform_strings); i++) {
259 if (strcmp(xform_string,
260 rte_crypto_asym_xform_strings[i]) == 0) {
261 *xform_enum = (enum rte_crypto_asym_xform_type) i;
271 * The crypto auth operation strings identifiers.
272 * It could be used in application command line.
275 rte_crypto_auth_operation_strings[] = {
276 [RTE_CRYPTO_AUTH_OP_VERIFY] = "verify",
277 [RTE_CRYPTO_AUTH_OP_GENERATE] = "generate"
280 const struct rte_cryptodev_symmetric_capability *
281 rte_cryptodev_sym_capability_get(uint8_t dev_id,
282 const struct rte_cryptodev_sym_capability_idx *idx)
284 const struct rte_cryptodev_capabilities *capability;
285 struct rte_cryptodev_info dev_info;
288 rte_cryptodev_info_get(dev_id, &dev_info);
290 while ((capability = &dev_info.capabilities[i++])->op !=
291 RTE_CRYPTO_OP_TYPE_UNDEFINED) {
292 if (capability->op != RTE_CRYPTO_OP_TYPE_SYMMETRIC)
295 if (capability->sym.xform_type != idx->type)
298 if (idx->type == RTE_CRYPTO_SYM_XFORM_AUTH &&
299 capability->sym.auth.algo == idx->algo.auth)
300 return &capability->sym;
302 if (idx->type == RTE_CRYPTO_SYM_XFORM_CIPHER &&
303 capability->sym.cipher.algo == idx->algo.cipher)
304 return &capability->sym;
306 if (idx->type == RTE_CRYPTO_SYM_XFORM_AEAD &&
307 capability->sym.aead.algo == idx->algo.aead)
308 return &capability->sym;
316 param_range_check(uint16_t size, const struct rte_crypto_param_range *range)
318 unsigned int next_size;
320 /* Check lower/upper bounds */
321 if (size < range->min)
324 if (size > range->max)
327 /* If range is actually only one value, size is correct */
328 if (range->increment == 0)
331 /* Check if value is one of the supported sizes */
332 for (next_size = range->min; next_size <= range->max;
333 next_size += range->increment)
334 if (size == next_size)
340 const struct rte_cryptodev_asymmetric_xform_capability *
341 rte_cryptodev_asym_capability_get(uint8_t dev_id,
342 const struct rte_cryptodev_asym_capability_idx *idx)
344 const struct rte_cryptodev_capabilities *capability;
345 struct rte_cryptodev_info dev_info;
348 memset(&dev_info, 0, sizeof(struct rte_cryptodev_info));
349 rte_cryptodev_info_get(dev_id, &dev_info);
351 while ((capability = &dev_info.capabilities[i++])->op !=
352 RTE_CRYPTO_OP_TYPE_UNDEFINED) {
353 if (capability->op != RTE_CRYPTO_OP_TYPE_ASYMMETRIC)
356 if (capability->asym.xform_capa.xform_type == idx->type)
357 return &capability->asym.xform_capa;
363 rte_cryptodev_sym_capability_check_cipher(
364 const struct rte_cryptodev_symmetric_capability *capability,
365 uint16_t key_size, uint16_t iv_size)
367 if (param_range_check(key_size, &capability->cipher.key_size) != 0)
370 if (param_range_check(iv_size, &capability->cipher.iv_size) != 0)
377 rte_cryptodev_sym_capability_check_auth(
378 const struct rte_cryptodev_symmetric_capability *capability,
379 uint16_t key_size, uint16_t digest_size, uint16_t iv_size)
381 if (param_range_check(key_size, &capability->auth.key_size) != 0)
384 if (param_range_check(digest_size, &capability->auth.digest_size) != 0)
387 if (param_range_check(iv_size, &capability->auth.iv_size) != 0)
394 rte_cryptodev_sym_capability_check_aead(
395 const struct rte_cryptodev_symmetric_capability *capability,
396 uint16_t key_size, uint16_t digest_size, uint16_t aad_size,
399 if (param_range_check(key_size, &capability->aead.key_size) != 0)
402 if (param_range_check(digest_size, &capability->aead.digest_size) != 0)
405 if (param_range_check(aad_size, &capability->aead.aad_size) != 0)
408 if (param_range_check(iv_size, &capability->aead.iv_size) != 0)
414 rte_cryptodev_asym_xform_capability_check_optype(
415 const struct rte_cryptodev_asymmetric_xform_capability *capability,
416 enum rte_crypto_asym_op_type op_type)
418 if (capability->op_types & (1 << op_type))
425 rte_cryptodev_asym_xform_capability_check_modlen(
426 const struct rte_cryptodev_asymmetric_xform_capability *capability,
429 /* no need to check for limits, if min or max = 0 */
430 if (capability->modlen.min != 0) {
431 if (modlen < capability->modlen.min)
435 if (capability->modlen.max != 0) {
436 if (modlen > capability->modlen.max)
440 /* in any case, check if given modlen is module increment */
441 if (capability->modlen.increment != 0) {
442 if (modlen % (capability->modlen.increment))
451 rte_cryptodev_get_feature_name(uint64_t flag)
454 case RTE_CRYPTODEV_FF_SYMMETRIC_CRYPTO:
455 return "SYMMETRIC_CRYPTO";
456 case RTE_CRYPTODEV_FF_ASYMMETRIC_CRYPTO:
457 return "ASYMMETRIC_CRYPTO";
458 case RTE_CRYPTODEV_FF_SYM_OPERATION_CHAINING:
459 return "SYM_OPERATION_CHAINING";
460 case RTE_CRYPTODEV_FF_CPU_SSE:
462 case RTE_CRYPTODEV_FF_CPU_AVX:
464 case RTE_CRYPTODEV_FF_CPU_AVX2:
466 case RTE_CRYPTODEV_FF_CPU_AVX512:
468 case RTE_CRYPTODEV_FF_CPU_AESNI:
470 case RTE_CRYPTODEV_FF_HW_ACCELERATED:
471 return "HW_ACCELERATED";
472 case RTE_CRYPTODEV_FF_IN_PLACE_SGL:
473 return "IN_PLACE_SGL";
474 case RTE_CRYPTODEV_FF_OOP_SGL_IN_SGL_OUT:
475 return "OOP_SGL_IN_SGL_OUT";
476 case RTE_CRYPTODEV_FF_OOP_SGL_IN_LB_OUT:
477 return "OOP_SGL_IN_LB_OUT";
478 case RTE_CRYPTODEV_FF_OOP_LB_IN_SGL_OUT:
479 return "OOP_LB_IN_SGL_OUT";
480 case RTE_CRYPTODEV_FF_OOP_LB_IN_LB_OUT:
481 return "OOP_LB_IN_LB_OUT";
482 case RTE_CRYPTODEV_FF_CPU_NEON:
484 case RTE_CRYPTODEV_FF_CPU_ARM_CE:
486 case RTE_CRYPTODEV_FF_SECURITY:
487 return "SECURITY_PROTOCOL";
488 case RTE_CRYPTODEV_FF_RSA_PRIV_OP_KEY_EXP:
489 return "RSA_PRIV_OP_KEY_EXP";
490 case RTE_CRYPTODEV_FF_RSA_PRIV_OP_KEY_QT:
491 return "RSA_PRIV_OP_KEY_QT";
492 case RTE_CRYPTODEV_FF_DIGEST_ENCRYPTED:
493 return "DIGEST_ENCRYPTED";
499 struct rte_cryptodev *
500 rte_cryptodev_pmd_get_dev(uint8_t dev_id)
502 return &cryptodev_globals.devs[dev_id];
505 struct rte_cryptodev *
506 rte_cryptodev_pmd_get_named_dev(const char *name)
508 struct rte_cryptodev *dev;
514 for (i = 0; i < RTE_CRYPTO_MAX_DEVS; i++) {
515 dev = &cryptodev_globals.devs[i];
517 if ((dev->attached == RTE_CRYPTODEV_ATTACHED) &&
518 (strcmp(dev->data->name, name) == 0))
525 static inline uint8_t
526 rte_cryptodev_is_valid_device_data(uint8_t dev_id)
528 if (rte_crypto_devices[dev_id].data == NULL)
535 rte_cryptodev_pmd_is_valid_dev(uint8_t dev_id)
537 struct rte_cryptodev *dev = NULL;
539 if (!rte_cryptodev_is_valid_device_data(dev_id))
542 dev = rte_cryptodev_pmd_get_dev(dev_id);
543 if (dev->attached != RTE_CRYPTODEV_ATTACHED)
551 rte_cryptodev_get_dev_id(const char *name)
558 for (i = 0; i < RTE_CRYPTO_MAX_DEVS; i++) {
559 if (!rte_cryptodev_is_valid_device_data(i))
561 if ((strcmp(cryptodev_globals.devs[i].data->name, name)
563 (cryptodev_globals.devs[i].attached ==
564 RTE_CRYPTODEV_ATTACHED))
572 rte_cryptodev_count(void)
574 return cryptodev_globals.nb_devs;
578 rte_cryptodev_device_count_by_driver(uint8_t driver_id)
580 uint8_t i, dev_count = 0;
582 for (i = 0; i < RTE_CRYPTO_MAX_DEVS; i++)
583 if (cryptodev_globals.devs[i].driver_id == driver_id &&
584 cryptodev_globals.devs[i].attached ==
585 RTE_CRYPTODEV_ATTACHED)
592 rte_cryptodev_devices_get(const char *driver_name, uint8_t *devices,
595 uint8_t i, count = 0;
596 struct rte_cryptodev *devs = cryptodev_globals.devs;
598 for (i = 0; i < RTE_CRYPTO_MAX_DEVS && count < nb_devices; i++) {
599 if (!rte_cryptodev_is_valid_device_data(i))
602 if (devs[i].attached == RTE_CRYPTODEV_ATTACHED) {
605 cmp = strncmp(devs[i].device->driver->name,
607 strlen(driver_name) + 1);
610 devices[count++] = devs[i].data->dev_id;
618 rte_cryptodev_get_sec_ctx(uint8_t dev_id)
620 if (rte_crypto_devices[dev_id].feature_flags &
621 RTE_CRYPTODEV_FF_SECURITY)
622 return rte_crypto_devices[dev_id].security_ctx;
628 rte_cryptodev_socket_id(uint8_t dev_id)
630 struct rte_cryptodev *dev;
632 if (!rte_cryptodev_pmd_is_valid_dev(dev_id))
635 dev = rte_cryptodev_pmd_get_dev(dev_id);
637 return dev->data->socket_id;
641 rte_cryptodev_data_alloc(uint8_t dev_id, struct rte_cryptodev_data **data,
644 char mz_name[RTE_MEMZONE_NAMESIZE];
645 const struct rte_memzone *mz;
648 /* generate memzone name */
649 n = snprintf(mz_name, sizeof(mz_name), "rte_cryptodev_data_%u", dev_id);
650 if (n >= (int)sizeof(mz_name))
653 if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
654 mz = rte_memzone_reserve(mz_name,
655 sizeof(struct rte_cryptodev_data),
658 mz = rte_memzone_lookup(mz_name);
664 if (rte_eal_process_type() == RTE_PROC_PRIMARY)
665 memset(*data, 0, sizeof(struct rte_cryptodev_data));
671 rte_cryptodev_data_free(uint8_t dev_id, struct rte_cryptodev_data **data)
673 char mz_name[RTE_MEMZONE_NAMESIZE];
674 const struct rte_memzone *mz;
677 /* generate memzone name */
678 n = snprintf(mz_name, sizeof(mz_name), "rte_cryptodev_data_%u", dev_id);
679 if (n >= (int)sizeof(mz_name))
682 mz = rte_memzone_lookup(mz_name);
686 RTE_ASSERT(*data == mz->addr);
689 if (rte_eal_process_type() == RTE_PROC_PRIMARY)
690 return rte_memzone_free(mz);
696 rte_cryptodev_find_free_device_index(void)
700 for (dev_id = 0; dev_id < RTE_CRYPTO_MAX_DEVS; dev_id++) {
701 if (rte_crypto_devices[dev_id].attached ==
702 RTE_CRYPTODEV_DETACHED)
705 return RTE_CRYPTO_MAX_DEVS;
708 struct rte_cryptodev *
709 rte_cryptodev_pmd_allocate(const char *name, int socket_id)
711 struct rte_cryptodev *cryptodev;
714 if (rte_cryptodev_pmd_get_named_dev(name) != NULL) {
715 CDEV_LOG_ERR("Crypto device with name %s already "
720 dev_id = rte_cryptodev_find_free_device_index();
721 if (dev_id == RTE_CRYPTO_MAX_DEVS) {
722 CDEV_LOG_ERR("Reached maximum number of crypto devices");
726 cryptodev = rte_cryptodev_pmd_get_dev(dev_id);
728 if (cryptodev->data == NULL) {
729 struct rte_cryptodev_data **cryptodev_data =
730 &cryptodev_globals.data[dev_id];
732 int retval = rte_cryptodev_data_alloc(dev_id, cryptodev_data,
735 if (retval < 0 || *cryptodev_data == NULL)
738 cryptodev->data = *cryptodev_data;
740 if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
741 strlcpy(cryptodev->data->name, name,
742 RTE_CRYPTODEV_NAME_MAX_LEN);
744 cryptodev->data->dev_id = dev_id;
745 cryptodev->data->socket_id = socket_id;
746 cryptodev->data->dev_started = 0;
749 /* init user callbacks */
750 TAILQ_INIT(&(cryptodev->link_intr_cbs));
752 cryptodev->attached = RTE_CRYPTODEV_ATTACHED;
754 cryptodev_globals.nb_devs++;
761 rte_cryptodev_pmd_release_device(struct rte_cryptodev *cryptodev)
766 if (cryptodev == NULL)
769 dev_id = cryptodev->data->dev_id;
771 /* Close device only if device operations have been set */
772 if (cryptodev->dev_ops) {
773 ret = rte_cryptodev_close(dev_id);
778 ret = rte_cryptodev_data_free(dev_id, &cryptodev_globals.data[dev_id]);
782 cryptodev->attached = RTE_CRYPTODEV_DETACHED;
783 cryptodev_globals.nb_devs--;
788 rte_cryptodev_queue_pair_count(uint8_t dev_id)
790 struct rte_cryptodev *dev;
792 dev = &rte_crypto_devices[dev_id];
793 return dev->data->nb_queue_pairs;
797 rte_cryptodev_queue_pairs_config(struct rte_cryptodev *dev, uint16_t nb_qpairs,
800 struct rte_cryptodev_info dev_info;
804 if ((dev == NULL) || (nb_qpairs < 1)) {
805 CDEV_LOG_ERR("invalid param: dev %p, nb_queues %u",
810 CDEV_LOG_DEBUG("Setup %d queues pairs on device %u",
811 nb_qpairs, dev->data->dev_id);
813 memset(&dev_info, 0, sizeof(struct rte_cryptodev_info));
815 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
816 (*dev->dev_ops->dev_infos_get)(dev, &dev_info);
818 if (nb_qpairs > (dev_info.max_nb_queue_pairs)) {
819 CDEV_LOG_ERR("Invalid num queue_pairs (%u) for dev %u",
820 nb_qpairs, dev->data->dev_id);
824 if (dev->data->queue_pairs == NULL) { /* first time configuration */
825 dev->data->queue_pairs = rte_zmalloc_socket(
826 "cryptodev->queue_pairs",
827 sizeof(dev->data->queue_pairs[0]) * nb_qpairs,
828 RTE_CACHE_LINE_SIZE, socket_id);
830 if (dev->data->queue_pairs == NULL) {
831 dev->data->nb_queue_pairs = 0;
832 CDEV_LOG_ERR("failed to get memory for qp meta data, "
837 } else { /* re-configure */
839 uint16_t old_nb_queues = dev->data->nb_queue_pairs;
841 qp = dev->data->queue_pairs;
843 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_pair_release,
846 for (i = nb_qpairs; i < old_nb_queues; i++) {
847 ret = (*dev->dev_ops->queue_pair_release)(dev, i);
852 qp = rte_realloc(qp, sizeof(qp[0]) * nb_qpairs,
853 RTE_CACHE_LINE_SIZE);
855 CDEV_LOG_ERR("failed to realloc qp meta data,"
856 " nb_queues %u", nb_qpairs);
860 if (nb_qpairs > old_nb_queues) {
861 uint16_t new_qs = nb_qpairs - old_nb_queues;
863 memset(qp + old_nb_queues, 0,
864 sizeof(qp[0]) * new_qs);
867 dev->data->queue_pairs = qp;
870 dev->data->nb_queue_pairs = nb_qpairs;
875 rte_cryptodev_configure(uint8_t dev_id, struct rte_cryptodev_config *config)
877 struct rte_cryptodev *dev;
880 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
881 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
885 dev = &rte_crypto_devices[dev_id];
887 if (dev->data->dev_started) {
889 "device %d must be stopped to allow configuration", dev_id);
893 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_configure, -ENOTSUP);
895 /* Setup new number of queue pairs and reconfigure device. */
896 diag = rte_cryptodev_queue_pairs_config(dev, config->nb_queue_pairs,
899 CDEV_LOG_ERR("dev%d rte_crypto_dev_queue_pairs_config = %d",
904 return (*dev->dev_ops->dev_configure)(dev, config);
909 rte_cryptodev_start(uint8_t dev_id)
911 struct rte_cryptodev *dev;
914 CDEV_LOG_DEBUG("Start dev_id=%" PRIu8, dev_id);
916 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
917 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
921 dev = &rte_crypto_devices[dev_id];
923 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_start, -ENOTSUP);
925 if (dev->data->dev_started != 0) {
926 CDEV_LOG_ERR("Device with dev_id=%" PRIu8 " already started",
931 diag = (*dev->dev_ops->dev_start)(dev);
933 dev->data->dev_started = 1;
941 rte_cryptodev_stop(uint8_t dev_id)
943 struct rte_cryptodev *dev;
945 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
946 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
950 dev = &rte_crypto_devices[dev_id];
952 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_stop);
954 if (dev->data->dev_started == 0) {
955 CDEV_LOG_ERR("Device with dev_id=%" PRIu8 " already stopped",
960 (*dev->dev_ops->dev_stop)(dev);
961 dev->data->dev_started = 0;
965 rte_cryptodev_close(uint8_t dev_id)
967 struct rte_cryptodev *dev;
970 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
971 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
975 dev = &rte_crypto_devices[dev_id];
977 /* Device must be stopped before it can be closed */
978 if (dev->data->dev_started == 1) {
979 CDEV_LOG_ERR("Device %u must be stopped before closing",
984 /* We can't close the device if there are outstanding sessions in use */
985 if (dev->data->session_pool != NULL) {
986 if (!rte_mempool_full(dev->data->session_pool)) {
987 CDEV_LOG_ERR("dev_id=%u close failed, session mempool "
988 "has sessions still in use, free "
989 "all sessions before calling close",
995 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_close, -ENOTSUP);
996 retval = (*dev->dev_ops->dev_close)(dev);
1005 rte_cryptodev_queue_pair_setup(uint8_t dev_id, uint16_t queue_pair_id,
1006 const struct rte_cryptodev_qp_conf *qp_conf, int socket_id)
1009 struct rte_cryptodev *dev;
1011 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
1012 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
1016 dev = &rte_crypto_devices[dev_id];
1017 if (queue_pair_id >= dev->data->nb_queue_pairs) {
1018 CDEV_LOG_ERR("Invalid queue_pair_id=%d", queue_pair_id);
1023 CDEV_LOG_ERR("qp_conf cannot be NULL\n");
1027 if ((qp_conf->mp_session && !qp_conf->mp_session_private) ||
1028 (!qp_conf->mp_session && qp_conf->mp_session_private)) {
1029 CDEV_LOG_ERR("Invalid mempools\n");
1033 if (qp_conf->mp_session) {
1034 struct rte_cryptodev_sym_session_pool_private_data *pool_priv;
1035 uint32_t obj_size = qp_conf->mp_session->elt_size;
1036 uint32_t obj_priv_size = qp_conf->mp_session_private->elt_size;
1037 struct rte_cryptodev_sym_session s = {0};
1039 pool_priv = rte_mempool_get_priv(qp_conf->mp_session);
1040 if (!pool_priv || qp_conf->mp_session->private_data_size <
1041 sizeof(*pool_priv)) {
1042 CDEV_LOG_ERR("Invalid mempool\n");
1046 s.nb_drivers = pool_priv->nb_drivers;
1047 s.user_data_sz = pool_priv->user_data_sz;
1049 if ((rte_cryptodev_sym_get_existing_header_session_size(&s) >
1050 obj_size) || (s.nb_drivers <= dev->driver_id) ||
1051 rte_cryptodev_sym_get_private_session_size(dev_id) >
1053 CDEV_LOG_ERR("Invalid mempool\n");
1058 if (dev->data->dev_started) {
1060 "device %d must be stopped to allow configuration", dev_id);
1064 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_pair_setup, -ENOTSUP);
1066 return (*dev->dev_ops->queue_pair_setup)(dev, queue_pair_id, qp_conf,
1072 rte_cryptodev_stats_get(uint8_t dev_id, struct rte_cryptodev_stats *stats)
1074 struct rte_cryptodev *dev;
1076 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
1077 CDEV_LOG_ERR("Invalid dev_id=%d", dev_id);
1081 if (stats == NULL) {
1082 CDEV_LOG_ERR("Invalid stats ptr");
1086 dev = &rte_crypto_devices[dev_id];
1087 memset(stats, 0, sizeof(*stats));
1089 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->stats_get, -ENOTSUP);
1090 (*dev->dev_ops->stats_get)(dev, stats);
1095 rte_cryptodev_stats_reset(uint8_t dev_id)
1097 struct rte_cryptodev *dev;
1099 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
1100 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
1104 dev = &rte_crypto_devices[dev_id];
1106 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->stats_reset);
1107 (*dev->dev_ops->stats_reset)(dev);
1112 rte_cryptodev_info_get(uint8_t dev_id, struct rte_cryptodev_info *dev_info)
1114 struct rte_cryptodev *dev;
1116 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
1117 CDEV_LOG_ERR("Invalid dev_id=%d", dev_id);
1121 dev = &rte_crypto_devices[dev_id];
1123 memset(dev_info, 0, sizeof(struct rte_cryptodev_info));
1125 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_infos_get);
1126 (*dev->dev_ops->dev_infos_get)(dev, dev_info);
1128 dev_info->driver_name = dev->device->driver->name;
1129 dev_info->device = dev->device;
1134 rte_cryptodev_callback_register(uint8_t dev_id,
1135 enum rte_cryptodev_event_type event,
1136 rte_cryptodev_cb_fn cb_fn, void *cb_arg)
1138 struct rte_cryptodev *dev;
1139 struct rte_cryptodev_callback *user_cb;
1144 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
1145 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
1149 dev = &rte_crypto_devices[dev_id];
1150 rte_spinlock_lock(&rte_cryptodev_cb_lock);
1152 TAILQ_FOREACH(user_cb, &(dev->link_intr_cbs), next) {
1153 if (user_cb->cb_fn == cb_fn &&
1154 user_cb->cb_arg == cb_arg &&
1155 user_cb->event == event) {
1160 /* create a new callback. */
1161 if (user_cb == NULL) {
1162 user_cb = rte_zmalloc("INTR_USER_CALLBACK",
1163 sizeof(struct rte_cryptodev_callback), 0);
1164 if (user_cb != NULL) {
1165 user_cb->cb_fn = cb_fn;
1166 user_cb->cb_arg = cb_arg;
1167 user_cb->event = event;
1168 TAILQ_INSERT_TAIL(&(dev->link_intr_cbs), user_cb, next);
1172 rte_spinlock_unlock(&rte_cryptodev_cb_lock);
1173 return (user_cb == NULL) ? -ENOMEM : 0;
1177 rte_cryptodev_callback_unregister(uint8_t dev_id,
1178 enum rte_cryptodev_event_type event,
1179 rte_cryptodev_cb_fn cb_fn, void *cb_arg)
1182 struct rte_cryptodev *dev;
1183 struct rte_cryptodev_callback *cb, *next;
1188 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
1189 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
1193 dev = &rte_crypto_devices[dev_id];
1194 rte_spinlock_lock(&rte_cryptodev_cb_lock);
1197 for (cb = TAILQ_FIRST(&dev->link_intr_cbs); cb != NULL; cb = next) {
1199 next = TAILQ_NEXT(cb, next);
1201 if (cb->cb_fn != cb_fn || cb->event != event ||
1202 (cb->cb_arg != (void *)-1 &&
1203 cb->cb_arg != cb_arg))
1207 * if this callback is not executing right now,
1210 if (cb->active == 0) {
1211 TAILQ_REMOVE(&(dev->link_intr_cbs), cb, next);
1218 rte_spinlock_unlock(&rte_cryptodev_cb_lock);
1223 rte_cryptodev_pmd_callback_process(struct rte_cryptodev *dev,
1224 enum rte_cryptodev_event_type event)
1226 struct rte_cryptodev_callback *cb_lst;
1227 struct rte_cryptodev_callback dev_cb;
1229 rte_spinlock_lock(&rte_cryptodev_cb_lock);
1230 TAILQ_FOREACH(cb_lst, &(dev->link_intr_cbs), next) {
1231 if (cb_lst->cb_fn == NULL || cb_lst->event != event)
1235 rte_spinlock_unlock(&rte_cryptodev_cb_lock);
1236 dev_cb.cb_fn(dev->data->dev_id, dev_cb.event,
1238 rte_spinlock_lock(&rte_cryptodev_cb_lock);
1241 rte_spinlock_unlock(&rte_cryptodev_cb_lock);
1246 rte_cryptodev_sym_session_init(uint8_t dev_id,
1247 struct rte_cryptodev_sym_session *sess,
1248 struct rte_crypto_sym_xform *xforms,
1249 struct rte_mempool *mp)
1251 struct rte_cryptodev *dev;
1252 uint32_t sess_priv_sz = rte_cryptodev_sym_get_private_session_size(
1257 dev = rte_cryptodev_pmd_get_dev(dev_id);
1259 if (sess == NULL || xforms == NULL || dev == NULL)
1262 if (mp->elt_size < sess_priv_sz)
1265 index = dev->driver_id;
1266 if (index >= sess->nb_drivers)
1269 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->sym_session_configure, -ENOTSUP);
1271 if (sess->sess_data[index].refcnt == 0) {
1272 ret = dev->dev_ops->sym_session_configure(dev, xforms,
1276 "dev_id %d failed to configure session details",
1282 sess->sess_data[index].refcnt++;
1287 rte_cryptodev_asym_session_init(uint8_t dev_id,
1288 struct rte_cryptodev_asym_session *sess,
1289 struct rte_crypto_asym_xform *xforms,
1290 struct rte_mempool *mp)
1292 struct rte_cryptodev *dev;
1296 dev = rte_cryptodev_pmd_get_dev(dev_id);
1298 if (sess == NULL || xforms == NULL || dev == NULL)
1301 index = dev->driver_id;
1303 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->asym_session_configure,
1306 if (sess->sess_private_data[index] == NULL) {
1307 ret = dev->dev_ops->asym_session_configure(dev,
1312 "dev_id %d failed to configure session details",
1321 struct rte_mempool *
1322 rte_cryptodev_sym_session_pool_create(const char *name, uint32_t nb_elts,
1323 uint32_t elt_size, uint32_t cache_size, uint16_t user_data_size,
1326 struct rte_mempool *mp;
1327 struct rte_cryptodev_sym_session_pool_private_data *pool_priv;
1330 obj_sz = rte_cryptodev_sym_get_header_session_size() + user_data_size;
1331 if (obj_sz > elt_size)
1332 CDEV_LOG_INFO("elt_size %u is expanded to %u\n", elt_size,
1337 mp = rte_mempool_create(name, nb_elts, obj_sz, cache_size,
1338 (uint32_t)(sizeof(*pool_priv)),
1339 NULL, NULL, NULL, NULL,
1342 CDEV_LOG_ERR("%s(name=%s) failed, rte_errno=%d\n",
1343 __func__, name, rte_errno);
1347 pool_priv = rte_mempool_get_priv(mp);
1349 CDEV_LOG_ERR("%s(name=%s) failed to get private data\n",
1351 rte_mempool_free(mp);
1355 pool_priv->nb_drivers = nb_drivers;
1356 pool_priv->user_data_sz = user_data_size;
1362 rte_cryptodev_sym_session_data_size(struct rte_cryptodev_sym_session *sess)
1364 return (sizeof(sess->sess_data[0]) * sess->nb_drivers) +
1368 struct rte_cryptodev_sym_session *
1369 rte_cryptodev_sym_session_create(struct rte_mempool *mp)
1371 struct rte_cryptodev_sym_session *sess;
1372 struct rte_cryptodev_sym_session_pool_private_data *pool_priv;
1375 CDEV_LOG_ERR("Invalid mempool\n");
1379 pool_priv = rte_mempool_get_priv(mp);
1381 if (!pool_priv || mp->private_data_size < sizeof(*pool_priv)) {
1382 CDEV_LOG_ERR("Invalid mempool\n");
1386 /* Allocate a session structure from the session pool */
1387 if (rte_mempool_get(mp, (void **)&sess)) {
1388 CDEV_LOG_ERR("couldn't get object from session mempool");
1392 sess->nb_drivers = pool_priv->nb_drivers;
1393 sess->user_data_sz = pool_priv->user_data_sz;
1394 sess->opaque_data = 0;
1396 /* Clear device session pointer.
1397 * Include the flag indicating presence of user data
1399 memset(sess->sess_data, 0,
1400 rte_cryptodev_sym_session_data_size(sess));
1405 struct rte_cryptodev_asym_session *
1406 rte_cryptodev_asym_session_create(struct rte_mempool *mp)
1408 struct rte_cryptodev_asym_session *sess;
1410 /* Allocate a session structure from the session pool */
1411 if (rte_mempool_get(mp, (void **)&sess)) {
1412 CDEV_LOG_ERR("couldn't get object from session mempool");
1416 /* Clear device session pointer.
1417 * Include the flag indicating presence of private data
1419 memset(sess, 0, (sizeof(void *) * nb_drivers) + sizeof(uint8_t));
1425 rte_cryptodev_sym_session_clear(uint8_t dev_id,
1426 struct rte_cryptodev_sym_session *sess)
1428 struct rte_cryptodev *dev;
1431 dev = rte_cryptodev_pmd_get_dev(dev_id);
1433 if (dev == NULL || sess == NULL)
1436 driver_id = dev->driver_id;
1437 if (sess->sess_data[driver_id].refcnt == 0)
1439 if (--sess->sess_data[driver_id].refcnt != 0)
1442 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->sym_session_clear, -ENOTSUP);
1444 dev->dev_ops->sym_session_clear(dev, sess);
1450 rte_cryptodev_asym_session_clear(uint8_t dev_id,
1451 struct rte_cryptodev_asym_session *sess)
1453 struct rte_cryptodev *dev;
1455 dev = rte_cryptodev_pmd_get_dev(dev_id);
1457 if (dev == NULL || sess == NULL)
1460 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->asym_session_clear, -ENOTSUP);
1462 dev->dev_ops->asym_session_clear(dev, sess);
1468 rte_cryptodev_sym_session_free(struct rte_cryptodev_sym_session *sess)
1471 struct rte_mempool *sess_mp;
1476 /* Check that all device private data has been freed */
1477 for (i = 0; i < sess->nb_drivers; i++) {
1478 if (sess->sess_data[i].refcnt != 0)
1482 /* Return session to mempool */
1483 sess_mp = rte_mempool_from_obj(sess);
1484 rte_mempool_put(sess_mp, sess);
1490 rte_cryptodev_asym_session_free(struct rte_cryptodev_asym_session *sess)
1494 struct rte_mempool *sess_mp;
1499 /* Check that all device private data has been freed */
1500 for (i = 0; i < nb_drivers; i++) {
1501 sess_priv = get_asym_session_private_data(sess, i);
1502 if (sess_priv != NULL)
1506 /* Return session to mempool */
1507 sess_mp = rte_mempool_from_obj(sess);
1508 rte_mempool_put(sess_mp, sess);
1514 rte_cryptodev_sym_get_header_session_size(void)
1517 * Header contains pointers to the private data of all registered
1518 * drivers and all necessary information to ensure safely clear
1519 * or free al session.
1521 struct rte_cryptodev_sym_session s = {0};
1523 s.nb_drivers = nb_drivers;
1525 return (unsigned int)(sizeof(s) +
1526 rte_cryptodev_sym_session_data_size(&s));
1530 rte_cryptodev_sym_get_existing_header_session_size(
1531 struct rte_cryptodev_sym_session *sess)
1536 return (unsigned int)(sizeof(*sess) +
1537 rte_cryptodev_sym_session_data_size(sess));
1541 rte_cryptodev_asym_get_header_session_size(void)
1544 * Header contains pointers to the private data
1545 * of all registered drivers, and a flag which
1546 * indicates presence of private data
1548 return ((sizeof(void *) * nb_drivers) + sizeof(uint8_t));
1552 rte_cryptodev_sym_get_private_session_size(uint8_t dev_id)
1554 struct rte_cryptodev *dev;
1555 unsigned int priv_sess_size;
1557 if (!rte_cryptodev_pmd_is_valid_dev(dev_id))
1560 dev = rte_cryptodev_pmd_get_dev(dev_id);
1562 if (*dev->dev_ops->sym_session_get_size == NULL)
1565 priv_sess_size = (*dev->dev_ops->sym_session_get_size)(dev);
1567 return priv_sess_size;
1571 rte_cryptodev_asym_get_private_session_size(uint8_t dev_id)
1573 struct rte_cryptodev *dev;
1574 unsigned int header_size = sizeof(void *) * nb_drivers;
1575 unsigned int priv_sess_size;
1577 if (!rte_cryptodev_pmd_is_valid_dev(dev_id))
1580 dev = rte_cryptodev_pmd_get_dev(dev_id);
1582 if (*dev->dev_ops->asym_session_get_size == NULL)
1585 priv_sess_size = (*dev->dev_ops->asym_session_get_size)(dev);
1586 if (priv_sess_size < header_size)
1589 return priv_sess_size;
1594 rte_cryptodev_sym_session_set_user_data(
1595 struct rte_cryptodev_sym_session *sess,
1602 if (sess->user_data_sz < size)
1605 rte_memcpy(sess->sess_data + sess->nb_drivers, data, size);
1610 rte_cryptodev_sym_session_get_user_data(
1611 struct rte_cryptodev_sym_session *sess)
1613 if (sess == NULL || sess->user_data_sz == 0)
1616 return (void *)(sess->sess_data + sess->nb_drivers);
1619 /** Initialise rte_crypto_op mempool element */
1621 rte_crypto_op_init(struct rte_mempool *mempool,
1624 __rte_unused unsigned i)
1626 struct rte_crypto_op *op = _op_data;
1627 enum rte_crypto_op_type type = *(enum rte_crypto_op_type *)opaque_arg;
1629 memset(_op_data, 0, mempool->elt_size);
1631 __rte_crypto_op_reset(op, type);
1633 op->phys_addr = rte_mem_virt2iova(_op_data);
1634 op->mempool = mempool;
1638 struct rte_mempool *
1639 rte_crypto_op_pool_create(const char *name, enum rte_crypto_op_type type,
1640 unsigned nb_elts, unsigned cache_size, uint16_t priv_size,
1643 struct rte_crypto_op_pool_private *priv;
1645 unsigned elt_size = sizeof(struct rte_crypto_op) +
1648 if (type == RTE_CRYPTO_OP_TYPE_SYMMETRIC) {
1649 elt_size += sizeof(struct rte_crypto_sym_op);
1650 } else if (type == RTE_CRYPTO_OP_TYPE_ASYMMETRIC) {
1651 elt_size += sizeof(struct rte_crypto_asym_op);
1652 } else if (type == RTE_CRYPTO_OP_TYPE_UNDEFINED) {
1653 elt_size += RTE_MAX(sizeof(struct rte_crypto_sym_op),
1654 sizeof(struct rte_crypto_asym_op));
1656 CDEV_LOG_ERR("Invalid op_type\n");
1660 /* lookup mempool in case already allocated */
1661 struct rte_mempool *mp = rte_mempool_lookup(name);
1664 priv = (struct rte_crypto_op_pool_private *)
1665 rte_mempool_get_priv(mp);
1667 if (mp->elt_size != elt_size ||
1668 mp->cache_size < cache_size ||
1669 mp->size < nb_elts ||
1670 priv->priv_size < priv_size) {
1672 CDEV_LOG_ERR("Mempool %s already exists but with "
1673 "incompatible parameters", name);
1679 mp = rte_mempool_create(
1684 sizeof(struct rte_crypto_op_pool_private),
1693 CDEV_LOG_ERR("Failed to create mempool %s", name);
1697 priv = (struct rte_crypto_op_pool_private *)
1698 rte_mempool_get_priv(mp);
1700 priv->priv_size = priv_size;
1707 rte_cryptodev_pmd_create_dev_name(char *name, const char *dev_name_prefix)
1709 struct rte_cryptodev *dev = NULL;
1715 for (i = 0; i < RTE_CRYPTO_MAX_DEVS; i++) {
1716 int ret = snprintf(name, RTE_CRYPTODEV_NAME_MAX_LEN,
1717 "%s_%u", dev_name_prefix, i);
1722 dev = rte_cryptodev_pmd_get_named_dev(name);
1730 TAILQ_HEAD(cryptodev_driver_list, cryptodev_driver);
1732 static struct cryptodev_driver_list cryptodev_driver_list =
1733 TAILQ_HEAD_INITIALIZER(cryptodev_driver_list);
1736 rte_cryptodev_driver_id_get(const char *name)
1738 struct cryptodev_driver *driver;
1739 const char *driver_name;
1742 RTE_LOG(DEBUG, CRYPTODEV, "name pointer NULL");
1746 TAILQ_FOREACH(driver, &cryptodev_driver_list, next) {
1747 driver_name = driver->driver->name;
1748 if (strncmp(driver_name, name, strlen(driver_name) + 1) == 0)
1755 rte_cryptodev_name_get(uint8_t dev_id)
1757 struct rte_cryptodev *dev = rte_cryptodev_pmd_get_dev(dev_id);
1762 return dev->data->name;
1766 rte_cryptodev_driver_name_get(uint8_t driver_id)
1768 struct cryptodev_driver *driver;
1770 TAILQ_FOREACH(driver, &cryptodev_driver_list, next)
1771 if (driver->id == driver_id)
1772 return driver->driver->name;
1777 rte_cryptodev_allocate_driver(struct cryptodev_driver *crypto_drv,
1778 const struct rte_driver *drv)
1780 crypto_drv->driver = drv;
1781 crypto_drv->id = nb_drivers;
1783 TAILQ_INSERT_TAIL(&cryptodev_driver_list, crypto_drv, next);
1785 return nb_drivers++;