4 * Copyright(c) 2015-2016 Intel Corporation. All rights reserved.
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
10 * * Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * * Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in
14 * the documentation and/or other materials provided with the
16 * * Neither the name of Intel Corporation nor the names of its
17 * contributors may be used to endorse or promote products derived
18 * from this software without specific prior written permission.
20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
22 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
23 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
24 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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26 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
30 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
33 #include <sys/types.h>
34 #include <sys/queue.h>
43 #include <netinet/in.h>
45 #include <rte_byteorder.h>
47 #include <rte_debug.h>
49 #include <rte_interrupts.h>
51 #include <rte_memory.h>
52 #include <rte_memcpy.h>
53 #include <rte_memzone.h>
54 #include <rte_launch.h>
55 #include <rte_tailq.h>
57 #include <rte_per_lcore.h>
58 #include <rte_lcore.h>
59 #include <rte_atomic.h>
60 #include <rte_branch_prediction.h>
61 #include <rte_common.h>
62 #include <rte_mempool.h>
63 #include <rte_malloc.h>
65 #include <rte_errno.h>
66 #include <rte_spinlock.h>
67 #include <rte_string_fns.h>
69 #include "rte_crypto.h"
70 #include "rte_cryptodev.h"
71 #include "rte_cryptodev_pmd.h"
73 struct rte_cryptodev rte_crypto_devices[RTE_CRYPTO_MAX_DEVS];
75 struct rte_cryptodev *rte_cryptodevs = &rte_crypto_devices[0];
77 static struct rte_cryptodev_global cryptodev_globals = {
78 .devs = &rte_crypto_devices[0],
81 .max_devs = RTE_CRYPTO_MAX_DEVS
84 struct rte_cryptodev_global *rte_cryptodev_globals = &cryptodev_globals;
86 /* spinlock for crypto device callbacks */
87 static rte_spinlock_t rte_cryptodev_cb_lock = RTE_SPINLOCK_INITIALIZER;
91 * The user application callback description.
93 * It contains callback address to be registered by user application,
94 * the pointer to the parameters for callback, and the event type.
96 struct rte_cryptodev_callback {
97 TAILQ_ENTRY(rte_cryptodev_callback) next; /**< Callbacks list */
98 rte_cryptodev_cb_fn cb_fn; /**< Callback address */
99 void *cb_arg; /**< Parameter for callback */
100 enum rte_cryptodev_event_type event; /**< Interrupt event type */
101 uint32_t active; /**< Callback is executing */
104 #define RTE_CRYPTODEV_VDEV_MAX_NB_QP_ARG ("max_nb_queue_pairs")
105 #define RTE_CRYPTODEV_VDEV_MAX_NB_SESS_ARG ("max_nb_sessions")
106 #define RTE_CRYPTODEV_VDEV_SOCKET_ID ("socket_id")
108 static const char *cryptodev_vdev_valid_params[] = {
109 RTE_CRYPTODEV_VDEV_MAX_NB_QP_ARG,
110 RTE_CRYPTODEV_VDEV_MAX_NB_SESS_ARG,
111 RTE_CRYPTODEV_VDEV_SOCKET_ID
115 number_of_sockets(void)
119 const struct rte_memseg *ms = rte_eal_get_physmem_layout();
121 for (i = 0; ((i < RTE_MAX_MEMSEG) && (ms[i].addr != NULL)); i++) {
122 if (sockets < ms[i].socket_id)
123 sockets = ms[i].socket_id;
126 /* Number of sockets = maximum socket_id + 1 */
130 /** Parse integer from integer argument */
132 parse_integer_arg(const char *key __rte_unused,
133 const char *value, void *extra_args)
135 int *i = (int *) extra_args;
139 CDEV_LOG_ERR("Argument has to be positive.");
147 rte_cryptodev_parse_vdev_init_params(struct rte_crypto_vdev_init_params *params,
148 const char *input_args)
150 struct rte_kvargs *kvlist = NULL;
157 kvlist = rte_kvargs_parse(input_args,
158 cryptodev_vdev_valid_params);
162 ret = rte_kvargs_process(kvlist,
163 RTE_CRYPTODEV_VDEV_MAX_NB_QP_ARG,
165 ¶ms->max_nb_queue_pairs);
169 ret = rte_kvargs_process(kvlist,
170 RTE_CRYPTODEV_VDEV_MAX_NB_SESS_ARG,
172 ¶ms->max_nb_sessions);
176 ret = rte_kvargs_process(kvlist, RTE_CRYPTODEV_VDEV_SOCKET_ID,
182 if (params->socket_id >= number_of_sockets()) {
183 CDEV_LOG_ERR("Invalid socket id specified to create "
184 "the virtual crypto device on");
190 rte_kvargs_free(kvlist);
195 rte_cryptodev_get_feature_name(uint64_t flag)
198 case RTE_CRYPTODEV_FF_SYMMETRIC_CRYPTO:
199 return "SYMMETRIC_CRYPTO";
200 case RTE_CRYPTODEV_FF_ASYMMETRIC_CRYPTO:
201 return "ASYMMETRIC_CRYPTO";
202 case RTE_CRYPTODEV_FF_SYM_OPERATION_CHAINING:
203 return "SYM_OPERATION_CHAINING";
204 case RTE_CRYPTODEV_FF_CPU_SSE:
206 case RTE_CRYPTODEV_FF_CPU_AVX:
208 case RTE_CRYPTODEV_FF_CPU_AVX2:
210 case RTE_CRYPTODEV_FF_CPU_AESNI:
212 case RTE_CRYPTODEV_FF_HW_ACCELERATED:
213 return "HW_ACCELERATED";
222 rte_cryptodev_create_vdev(const char *name, const char *args)
224 return rte_eal_vdev_init(name, args);
228 rte_cryptodev_get_dev_id(const char *name) {
234 for (i = 0; i < rte_cryptodev_globals->max_devs; i++)
235 if ((strcmp(rte_cryptodev_globals->devs[i].data->name, name)
237 (rte_cryptodev_globals->devs[i].attached ==
238 RTE_CRYPTODEV_ATTACHED))
245 rte_cryptodev_count(void)
247 return rte_cryptodev_globals->nb_devs;
251 rte_cryptodev_count_devtype(enum rte_cryptodev_type type)
253 uint8_t i, dev_count = 0;
255 for (i = 0; i < rte_cryptodev_globals->max_devs; i++)
256 if (rte_cryptodev_globals->devs[i].dev_type == type &&
257 rte_cryptodev_globals->devs[i].attached ==
258 RTE_CRYPTODEV_ATTACHED)
265 rte_cryptodev_socket_id(uint8_t dev_id)
267 struct rte_cryptodev *dev;
269 if (!rte_cryptodev_pmd_is_valid_dev(dev_id))
272 dev = rte_cryptodev_pmd_get_dev(dev_id);
274 return dev->data->socket_id;
278 rte_cryptodev_data_alloc(uint8_t dev_id, struct rte_cryptodev_data **data,
281 char mz_name[RTE_CRYPTODEV_NAME_MAX_LEN];
282 const struct rte_memzone *mz;
285 /* generate memzone name */
286 n = snprintf(mz_name, sizeof(mz_name), "rte_cryptodev_data_%u", dev_id);
287 if (n >= (int)sizeof(mz_name))
290 if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
291 mz = rte_memzone_reserve(mz_name,
292 sizeof(struct rte_cryptodev_data),
295 mz = rte_memzone_lookup(mz_name);
301 if (rte_eal_process_type() == RTE_PROC_PRIMARY)
302 memset(*data, 0, sizeof(struct rte_cryptodev_data));
308 rte_cryptodev_find_free_device_index(void)
312 for (dev_id = 0; dev_id < RTE_CRYPTO_MAX_DEVS; dev_id++) {
313 if (rte_crypto_devices[dev_id].attached ==
314 RTE_CRYPTODEV_DETACHED)
317 return RTE_CRYPTO_MAX_DEVS;
320 struct rte_cryptodev *
321 rte_cryptodev_pmd_allocate(const char *name, int socket_id)
323 struct rte_cryptodev *cryptodev;
326 if (rte_cryptodev_pmd_get_named_dev(name) != NULL) {
327 CDEV_LOG_ERR("Crypto device with name %s already "
332 dev_id = rte_cryptodev_find_free_device_index();
333 if (dev_id == RTE_CRYPTO_MAX_DEVS) {
334 CDEV_LOG_ERR("Reached maximum number of crypto devices");
338 cryptodev = rte_cryptodev_pmd_get_dev(dev_id);
340 if (cryptodev->data == NULL) {
341 struct rte_cryptodev_data *cryptodev_data =
342 cryptodev_globals.data[dev_id];
344 int retval = rte_cryptodev_data_alloc(dev_id, &cryptodev_data,
347 if (retval < 0 || cryptodev_data == NULL)
350 cryptodev->data = cryptodev_data;
352 snprintf(cryptodev->data->name, RTE_CRYPTODEV_NAME_MAX_LEN,
355 cryptodev->data->dev_id = dev_id;
356 cryptodev->data->socket_id = socket_id;
357 cryptodev->data->dev_started = 0;
359 cryptodev->attached = RTE_CRYPTODEV_ATTACHED;
361 cryptodev_globals.nb_devs++;
368 rte_cryptodev_pmd_release_device(struct rte_cryptodev *cryptodev)
372 if (cryptodev == NULL)
375 ret = rte_cryptodev_close(cryptodev->data->dev_id);
379 cryptodev->attached = RTE_CRYPTODEV_DETACHED;
380 cryptodev_globals.nb_devs--;
384 struct rte_cryptodev *
385 rte_cryptodev_pmd_virtual_dev_init(const char *name, size_t dev_private_size,
388 struct rte_cryptodev *cryptodev;
390 /* allocate device structure */
391 cryptodev = rte_cryptodev_pmd_allocate(name, socket_id);
392 if (cryptodev == NULL)
395 /* allocate private device structure */
396 if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
397 cryptodev->data->dev_private =
398 rte_zmalloc_socket("cryptodev device private",
403 if (cryptodev->data->dev_private == NULL)
404 rte_panic("Cannot allocate memzone for private device"
408 /* initialise user call-back tail queue */
409 TAILQ_INIT(&(cryptodev->link_intr_cbs));
415 rte_cryptodev_pci_probe(struct rte_pci_driver *pci_drv,
416 struct rte_pci_device *pci_dev)
418 struct rte_cryptodev_driver *cryptodrv;
419 struct rte_cryptodev *cryptodev;
421 char cryptodev_name[RTE_CRYPTODEV_NAME_MAX_LEN];
425 cryptodrv = (struct rte_cryptodev_driver *)pci_drv;
426 if (cryptodrv == NULL)
429 rte_eal_pci_device_name(&pci_dev->addr, cryptodev_name,
430 sizeof(cryptodev_name));
432 cryptodev = rte_cryptodev_pmd_allocate(cryptodev_name, rte_socket_id());
433 if (cryptodev == NULL)
436 if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
437 cryptodev->data->dev_private =
439 "cryptodev private structure",
440 cryptodrv->dev_private_size,
444 if (cryptodev->data->dev_private == NULL)
445 rte_panic("Cannot allocate memzone for private "
449 cryptodev->pci_dev = pci_dev;
450 cryptodev->driver = cryptodrv;
452 /* init user callbacks */
453 TAILQ_INIT(&(cryptodev->link_intr_cbs));
455 /* Invoke PMD device initialization function */
456 retval = (*cryptodrv->cryptodev_init)(cryptodrv, cryptodev);
460 CDEV_LOG_ERR("driver %s: crypto_dev_init(vendor_id=0x%x device_id=0x%x)"
461 " failed", pci_drv->driver.name,
462 (unsigned) pci_dev->id.vendor_id,
463 (unsigned) pci_dev->id.device_id);
465 if (rte_eal_process_type() == RTE_PROC_PRIMARY)
466 rte_free(cryptodev->data->dev_private);
468 cryptodev->attached = RTE_CRYPTODEV_DETACHED;
469 cryptodev_globals.nb_devs--;
475 rte_cryptodev_pci_remove(struct rte_pci_device *pci_dev)
477 const struct rte_cryptodev_driver *cryptodrv;
478 struct rte_cryptodev *cryptodev;
479 char cryptodev_name[RTE_CRYPTODEV_NAME_MAX_LEN];
485 rte_eal_pci_device_name(&pci_dev->addr, cryptodev_name,
486 sizeof(cryptodev_name));
488 cryptodev = rte_cryptodev_pmd_get_named_dev(cryptodev_name);
489 if (cryptodev == NULL)
492 cryptodrv = (const struct rte_cryptodev_driver *)pci_dev->driver;
493 if (cryptodrv == NULL)
496 /* Invoke PMD device uninit function */
497 if (*cryptodrv->cryptodev_uninit) {
498 ret = (*cryptodrv->cryptodev_uninit)(cryptodrv, cryptodev);
503 /* free crypto device */
504 rte_cryptodev_pmd_release_device(cryptodev);
506 if (rte_eal_process_type() == RTE_PROC_PRIMARY)
507 rte_free(cryptodev->data->dev_private);
509 cryptodev->pci_dev = NULL;
510 cryptodev->driver = NULL;
511 cryptodev->data = NULL;
517 rte_cryptodev_queue_pair_count(uint8_t dev_id)
519 struct rte_cryptodev *dev;
521 dev = &rte_crypto_devices[dev_id];
522 return dev->data->nb_queue_pairs;
526 rte_cryptodev_queue_pairs_config(struct rte_cryptodev *dev, uint16_t nb_qpairs,
529 struct rte_cryptodev_info dev_info;
533 if ((dev == NULL) || (nb_qpairs < 1)) {
534 CDEV_LOG_ERR("invalid param: dev %p, nb_queues %u",
539 CDEV_LOG_DEBUG("Setup %d queues pairs on device %u",
540 nb_qpairs, dev->data->dev_id);
542 memset(&dev_info, 0, sizeof(struct rte_cryptodev_info));
544 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
545 (*dev->dev_ops->dev_infos_get)(dev, &dev_info);
547 if (nb_qpairs > (dev_info.max_nb_queue_pairs)) {
548 CDEV_LOG_ERR("Invalid num queue_pairs (%u) for dev %u",
549 nb_qpairs, dev->data->dev_id);
553 if (dev->data->queue_pairs == NULL) { /* first time configuration */
554 dev->data->queue_pairs = rte_zmalloc_socket(
555 "cryptodev->queue_pairs",
556 sizeof(dev->data->queue_pairs[0]) * nb_qpairs,
557 RTE_CACHE_LINE_SIZE, socket_id);
559 if (dev->data->queue_pairs == NULL) {
560 dev->data->nb_queue_pairs = 0;
561 CDEV_LOG_ERR("failed to get memory for qp meta data, "
566 } else { /* re-configure */
568 uint16_t old_nb_queues = dev->data->nb_queue_pairs;
570 qp = dev->data->queue_pairs;
572 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_pair_release,
575 for (i = nb_qpairs; i < old_nb_queues; i++) {
576 ret = (*dev->dev_ops->queue_pair_release)(dev, i);
581 qp = rte_realloc(qp, sizeof(qp[0]) * nb_qpairs,
582 RTE_CACHE_LINE_SIZE);
584 CDEV_LOG_ERR("failed to realloc qp meta data,"
585 " nb_queues %u", nb_qpairs);
589 if (nb_qpairs > old_nb_queues) {
590 uint16_t new_qs = nb_qpairs - old_nb_queues;
592 memset(qp + old_nb_queues, 0,
593 sizeof(qp[0]) * new_qs);
596 dev->data->queue_pairs = qp;
599 dev->data->nb_queue_pairs = nb_qpairs;
604 rte_cryptodev_queue_pair_start(uint8_t dev_id, uint16_t queue_pair_id)
606 struct rte_cryptodev *dev;
608 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
609 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
613 dev = &rte_crypto_devices[dev_id];
614 if (queue_pair_id >= dev->data->nb_queue_pairs) {
615 CDEV_LOG_ERR("Invalid queue_pair_id=%d", queue_pair_id);
619 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_pair_start, -ENOTSUP);
621 return dev->dev_ops->queue_pair_start(dev, queue_pair_id);
626 rte_cryptodev_queue_pair_stop(uint8_t dev_id, uint16_t queue_pair_id)
628 struct rte_cryptodev *dev;
630 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
631 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
635 dev = &rte_crypto_devices[dev_id];
636 if (queue_pair_id >= dev->data->nb_queue_pairs) {
637 CDEV_LOG_ERR("Invalid queue_pair_id=%d", queue_pair_id);
641 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_pair_stop, -ENOTSUP);
643 return dev->dev_ops->queue_pair_stop(dev, queue_pair_id);
648 rte_cryptodev_sym_session_pool_create(struct rte_cryptodev *dev,
649 unsigned nb_objs, unsigned obj_cache_size, int socket_id);
652 rte_cryptodev_configure(uint8_t dev_id, struct rte_cryptodev_config *config)
654 struct rte_cryptodev *dev;
657 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
658 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
662 dev = &rte_crypto_devices[dev_id];
664 if (dev->data->dev_started) {
666 "device %d must be stopped to allow configuration", dev_id);
670 /* Setup new number of queue pairs and reconfigure device. */
671 diag = rte_cryptodev_queue_pairs_config(dev, config->nb_queue_pairs,
674 CDEV_LOG_ERR("dev%d rte_crypto_dev_queue_pairs_config = %d",
679 /* Setup Session mempool for device */
680 return rte_cryptodev_sym_session_pool_create(dev,
681 config->session_mp.nb_objs,
682 config->session_mp.cache_size,
688 rte_cryptodev_start(uint8_t dev_id)
690 struct rte_cryptodev *dev;
693 CDEV_LOG_DEBUG("Start dev_id=%" PRIu8, dev_id);
695 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
696 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
700 dev = &rte_crypto_devices[dev_id];
702 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_start, -ENOTSUP);
704 if (dev->data->dev_started != 0) {
705 CDEV_LOG_ERR("Device with dev_id=%" PRIu8 " already started",
710 diag = (*dev->dev_ops->dev_start)(dev);
712 dev->data->dev_started = 1;
720 rte_cryptodev_stop(uint8_t dev_id)
722 struct rte_cryptodev *dev;
724 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
725 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
729 dev = &rte_crypto_devices[dev_id];
731 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_stop);
733 if (dev->data->dev_started == 0) {
734 CDEV_LOG_ERR("Device with dev_id=%" PRIu8 " already stopped",
739 dev->data->dev_started = 0;
740 (*dev->dev_ops->dev_stop)(dev);
744 rte_cryptodev_close(uint8_t dev_id)
746 struct rte_cryptodev *dev;
749 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
750 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
754 dev = &rte_crypto_devices[dev_id];
756 /* Device must be stopped before it can be closed */
757 if (dev->data->dev_started == 1) {
758 CDEV_LOG_ERR("Device %u must be stopped before closing",
763 /* We can't close the device if there are outstanding sessions in use */
764 if (dev->data->session_pool != NULL) {
765 if (!rte_mempool_full(dev->data->session_pool)) {
766 CDEV_LOG_ERR("dev_id=%u close failed, session mempool "
767 "has sessions still in use, free "
768 "all sessions before calling close",
774 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_close, -ENOTSUP);
775 retval = (*dev->dev_ops->dev_close)(dev);
784 rte_cryptodev_queue_pair_setup(uint8_t dev_id, uint16_t queue_pair_id,
785 const struct rte_cryptodev_qp_conf *qp_conf, int socket_id)
787 struct rte_cryptodev *dev;
789 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
790 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
794 dev = &rte_crypto_devices[dev_id];
795 if (queue_pair_id >= dev->data->nb_queue_pairs) {
796 CDEV_LOG_ERR("Invalid queue_pair_id=%d", queue_pair_id);
800 if (dev->data->dev_started) {
802 "device %d must be stopped to allow configuration", dev_id);
806 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_pair_setup, -ENOTSUP);
808 return (*dev->dev_ops->queue_pair_setup)(dev, queue_pair_id, qp_conf,
814 rte_cryptodev_stats_get(uint8_t dev_id, struct rte_cryptodev_stats *stats)
816 struct rte_cryptodev *dev;
818 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
819 CDEV_LOG_ERR("Invalid dev_id=%d", dev_id);
824 CDEV_LOG_ERR("Invalid stats ptr");
828 dev = &rte_crypto_devices[dev_id];
829 memset(stats, 0, sizeof(*stats));
831 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->stats_get, -ENOTSUP);
832 (*dev->dev_ops->stats_get)(dev, stats);
837 rte_cryptodev_stats_reset(uint8_t dev_id)
839 struct rte_cryptodev *dev;
841 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
842 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
846 dev = &rte_crypto_devices[dev_id];
848 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->stats_reset);
849 (*dev->dev_ops->stats_reset)(dev);
854 rte_cryptodev_info_get(uint8_t dev_id, struct rte_cryptodev_info *dev_info)
856 struct rte_cryptodev *dev;
858 if (dev_id >= cryptodev_globals.nb_devs) {
859 CDEV_LOG_ERR("Invalid dev_id=%d", dev_id);
863 dev = &rte_crypto_devices[dev_id];
865 memset(dev_info, 0, sizeof(struct rte_cryptodev_info));
867 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_infos_get);
868 (*dev->dev_ops->dev_infos_get)(dev, dev_info);
870 dev_info->pci_dev = dev->pci_dev;
872 dev_info->driver_name = dev->driver->pci_drv.driver.name;
877 rte_cryptodev_callback_register(uint8_t dev_id,
878 enum rte_cryptodev_event_type event,
879 rte_cryptodev_cb_fn cb_fn, void *cb_arg)
881 struct rte_cryptodev *dev;
882 struct rte_cryptodev_callback *user_cb;
887 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
888 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
892 dev = &rte_crypto_devices[dev_id];
893 rte_spinlock_lock(&rte_cryptodev_cb_lock);
895 TAILQ_FOREACH(user_cb, &(dev->link_intr_cbs), next) {
896 if (user_cb->cb_fn == cb_fn &&
897 user_cb->cb_arg == cb_arg &&
898 user_cb->event == event) {
903 /* create a new callback. */
904 if (user_cb == NULL) {
905 user_cb = rte_zmalloc("INTR_USER_CALLBACK",
906 sizeof(struct rte_cryptodev_callback), 0);
907 if (user_cb != NULL) {
908 user_cb->cb_fn = cb_fn;
909 user_cb->cb_arg = cb_arg;
910 user_cb->event = event;
911 TAILQ_INSERT_TAIL(&(dev->link_intr_cbs), user_cb, next);
915 rte_spinlock_unlock(&rte_cryptodev_cb_lock);
916 return (user_cb == NULL) ? -ENOMEM : 0;
920 rte_cryptodev_callback_unregister(uint8_t dev_id,
921 enum rte_cryptodev_event_type event,
922 rte_cryptodev_cb_fn cb_fn, void *cb_arg)
925 struct rte_cryptodev *dev;
926 struct rte_cryptodev_callback *cb, *next;
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];
937 rte_spinlock_lock(&rte_cryptodev_cb_lock);
940 for (cb = TAILQ_FIRST(&dev->link_intr_cbs); cb != NULL; cb = next) {
942 next = TAILQ_NEXT(cb, next);
944 if (cb->cb_fn != cb_fn || cb->event != event ||
945 (cb->cb_arg != (void *)-1 &&
946 cb->cb_arg != cb_arg))
950 * if this callback is not executing right now,
953 if (cb->active == 0) {
954 TAILQ_REMOVE(&(dev->link_intr_cbs), cb, next);
961 rte_spinlock_unlock(&rte_cryptodev_cb_lock);
966 rte_cryptodev_pmd_callback_process(struct rte_cryptodev *dev,
967 enum rte_cryptodev_event_type event)
969 struct rte_cryptodev_callback *cb_lst;
970 struct rte_cryptodev_callback dev_cb;
972 rte_spinlock_lock(&rte_cryptodev_cb_lock);
973 TAILQ_FOREACH(cb_lst, &(dev->link_intr_cbs), next) {
974 if (cb_lst->cb_fn == NULL || cb_lst->event != event)
978 rte_spinlock_unlock(&rte_cryptodev_cb_lock);
979 dev_cb.cb_fn(dev->data->dev_id, dev_cb.event,
981 rte_spinlock_lock(&rte_cryptodev_cb_lock);
984 rte_spinlock_unlock(&rte_cryptodev_cb_lock);
989 rte_cryptodev_sym_session_init(struct rte_mempool *mp,
992 __rte_unused unsigned i)
994 struct rte_cryptodev_sym_session *sess = _sess;
995 struct rte_cryptodev *dev = opaque_arg;
997 memset(sess, 0, mp->elt_size);
999 sess->dev_id = dev->data->dev_id;
1000 sess->dev_type = dev->dev_type;
1003 if (dev->dev_ops->session_initialize)
1004 (*dev->dev_ops->session_initialize)(mp, sess);
1008 rte_cryptodev_sym_session_pool_create(struct rte_cryptodev *dev,
1009 unsigned nb_objs, unsigned obj_cache_size, int socket_id)
1011 char mp_name[RTE_CRYPTODEV_NAME_MAX_LEN];
1012 unsigned priv_sess_size;
1014 unsigned n = snprintf(mp_name, sizeof(mp_name), "cdev_%d_sess_mp",
1016 if (n > sizeof(mp_name)) {
1017 CDEV_LOG_ERR("Unable to create unique name for session mempool");
1021 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->session_get_size, -ENOTSUP);
1022 priv_sess_size = (*dev->dev_ops->session_get_size)(dev);
1023 if (priv_sess_size == 0) {
1024 CDEV_LOG_ERR("%s returned and invalid private session size ",
1029 unsigned elt_size = sizeof(struct rte_cryptodev_sym_session) +
1032 dev->data->session_pool = rte_mempool_lookup(mp_name);
1033 if (dev->data->session_pool != NULL) {
1034 if ((dev->data->session_pool->elt_size != elt_size) ||
1035 (dev->data->session_pool->cache_size <
1037 (dev->data->session_pool->size < nb_objs)) {
1039 CDEV_LOG_ERR("%s mempool already exists with different"
1040 " initialization parameters", mp_name);
1041 dev->data->session_pool = NULL;
1045 dev->data->session_pool = rte_mempool_create(
1046 mp_name, /* mempool name */
1047 nb_objs, /* number of elements*/
1048 elt_size, /* element size*/
1049 obj_cache_size, /* Cache size*/
1050 0, /* private data size */
1051 NULL, /* obj initialization constructor */
1052 NULL, /* obj initialization constructor arg */
1053 rte_cryptodev_sym_session_init,
1054 /**< obj constructor*/
1055 dev, /* obj constructor arg */
1056 socket_id, /* socket id */
1059 if (dev->data->session_pool == NULL) {
1060 CDEV_LOG_ERR("%s mempool allocation failed", mp_name);
1065 CDEV_LOG_DEBUG("%s mempool created!", mp_name);
1069 struct rte_cryptodev_sym_session *
1070 rte_cryptodev_sym_session_create(uint8_t dev_id,
1071 struct rte_crypto_sym_xform *xform)
1073 struct rte_cryptodev *dev;
1074 struct rte_cryptodev_sym_session *sess;
1077 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
1078 CDEV_LOG_ERR("Invalid dev_id=%d", dev_id);
1082 dev = &rte_crypto_devices[dev_id];
1084 /* Allocate a session structure from the session pool */
1085 if (rte_mempool_get(dev->data->session_pool, &_sess)) {
1086 CDEV_LOG_ERR("Couldn't get object from session mempool");
1090 sess = (struct rte_cryptodev_sym_session *)_sess;
1092 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->session_configure, NULL);
1093 if (dev->dev_ops->session_configure(dev, xform, sess->_private) ==
1095 CDEV_LOG_ERR("dev_id %d failed to configure session details",
1098 /* Return session to mempool */
1099 rte_mempool_put(sess->mp, _sess);
1106 struct rte_cryptodev_sym_session *
1107 rte_cryptodev_sym_session_free(uint8_t dev_id,
1108 struct rte_cryptodev_sym_session *sess)
1110 struct rte_cryptodev *dev;
1112 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
1113 CDEV_LOG_ERR("Invalid dev_id=%d", dev_id);
1117 dev = &rte_crypto_devices[dev_id];
1119 /* Check the session belongs to this device type */
1120 if (sess->dev_type != dev->dev_type)
1123 /* Let device implementation clear session material */
1124 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->session_clear, sess);
1125 dev->dev_ops->session_clear(dev, (void *)sess->_private);
1127 /* Return session to mempool */
1128 rte_mempool_put(sess->mp, (void *)sess);
1133 /** Initialise rte_crypto_op mempool element */
1135 rte_crypto_op_init(struct rte_mempool *mempool,
1138 __rte_unused unsigned i)
1140 struct rte_crypto_op *op = _op_data;
1141 enum rte_crypto_op_type type = *(enum rte_crypto_op_type *)opaque_arg;
1143 memset(_op_data, 0, mempool->elt_size);
1145 __rte_crypto_op_reset(op, type);
1147 op->phys_addr = rte_mem_virt2phy(_op_data);
1148 op->mempool = mempool;
1152 struct rte_mempool *
1153 rte_crypto_op_pool_create(const char *name, enum rte_crypto_op_type type,
1154 unsigned nb_elts, unsigned cache_size, uint16_t priv_size,
1157 struct rte_crypto_op_pool_private *priv;
1159 unsigned elt_size = sizeof(struct rte_crypto_op) +
1160 sizeof(struct rte_crypto_sym_op) +
1163 /* lookup mempool in case already allocated */
1164 struct rte_mempool *mp = rte_mempool_lookup(name);
1167 priv = (struct rte_crypto_op_pool_private *)
1168 rte_mempool_get_priv(mp);
1170 if (mp->elt_size != elt_size ||
1171 mp->cache_size < cache_size ||
1172 mp->size < nb_elts ||
1173 priv->priv_size < priv_size) {
1175 CDEV_LOG_ERR("Mempool %s already exists but with "
1176 "incompatible parameters", name);
1182 mp = rte_mempool_create(
1187 sizeof(struct rte_crypto_op_pool_private),
1196 CDEV_LOG_ERR("Failed to create mempool %s", name);
1200 priv = (struct rte_crypto_op_pool_private *)
1201 rte_mempool_get_priv(mp);
1203 priv->priv_size = priv_size;