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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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_NAME ("name")
105 #define RTE_CRYPTODEV_VDEV_MAX_NB_QP_ARG ("max_nb_queue_pairs")
106 #define RTE_CRYPTODEV_VDEV_MAX_NB_SESS_ARG ("max_nb_sessions")
107 #define RTE_CRYPTODEV_VDEV_SOCKET_ID ("socket_id")
109 static const char *cryptodev_vdev_valid_params[] = {
110 RTE_CRYPTODEV_VDEV_NAME,
111 RTE_CRYPTODEV_VDEV_MAX_NB_QP_ARG,
112 RTE_CRYPTODEV_VDEV_MAX_NB_SESS_ARG,
113 RTE_CRYPTODEV_VDEV_SOCKET_ID
117 number_of_sockets(void)
121 const struct rte_memseg *ms = rte_eal_get_physmem_layout();
123 for (i = 0; ((i < RTE_MAX_MEMSEG) && (ms[i].addr != NULL)); i++) {
124 if (sockets < ms[i].socket_id)
125 sockets = ms[i].socket_id;
128 /* Number of sockets = maximum socket_id + 1 */
132 /** Parse integer from integer argument */
134 parse_integer_arg(const char *key __rte_unused,
135 const char *value, void *extra_args)
137 int *i = (int *) extra_args;
141 CDEV_LOG_ERR("Argument has to be positive.");
150 parse_name_arg(const char *key __rte_unused,
151 const char *value, void *extra_args)
153 struct rte_crypto_vdev_init_params *params = extra_args;
155 if (strlen(value) >= RTE_CRYPTODEV_NAME_MAX_LEN - 1) {
156 CDEV_LOG_ERR("Invalid name %s, should be less than "
158 RTE_CRYPTODEV_NAME_MAX_LEN - 1);
162 strncpy(params->name, value, RTE_CRYPTODEV_NAME_MAX_LEN);
168 rte_cryptodev_parse_vdev_init_params(struct rte_crypto_vdev_init_params *params,
169 const char *input_args)
171 struct rte_kvargs *kvlist = NULL;
178 kvlist = rte_kvargs_parse(input_args,
179 cryptodev_vdev_valid_params);
183 ret = rte_kvargs_process(kvlist,
184 RTE_CRYPTODEV_VDEV_MAX_NB_QP_ARG,
186 ¶ms->max_nb_queue_pairs);
190 ret = rte_kvargs_process(kvlist,
191 RTE_CRYPTODEV_VDEV_MAX_NB_SESS_ARG,
193 ¶ms->max_nb_sessions);
197 ret = rte_kvargs_process(kvlist, RTE_CRYPTODEV_VDEV_SOCKET_ID,
203 ret = rte_kvargs_process(kvlist, RTE_CRYPTODEV_VDEV_NAME,
209 if (params->socket_id >= number_of_sockets()) {
210 CDEV_LOG_ERR("Invalid socket id specified to create "
211 "the virtual crypto device on");
217 rte_kvargs_free(kvlist);
222 rte_cryptodev_get_feature_name(uint64_t flag)
225 case RTE_CRYPTODEV_FF_SYMMETRIC_CRYPTO:
226 return "SYMMETRIC_CRYPTO";
227 case RTE_CRYPTODEV_FF_ASYMMETRIC_CRYPTO:
228 return "ASYMMETRIC_CRYPTO";
229 case RTE_CRYPTODEV_FF_SYM_OPERATION_CHAINING:
230 return "SYM_OPERATION_CHAINING";
231 case RTE_CRYPTODEV_FF_CPU_SSE:
233 case RTE_CRYPTODEV_FF_CPU_AVX:
235 case RTE_CRYPTODEV_FF_CPU_AVX2:
237 case RTE_CRYPTODEV_FF_CPU_AESNI:
239 case RTE_CRYPTODEV_FF_HW_ACCELERATED:
240 return "HW_ACCELERATED";
241 case RTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER:
242 return "MBUF_SCATTER_GATHER";
249 rte_cryptodev_create_vdev(const char *name, const char *args)
251 return rte_eal_vdev_init(name, args);
255 rte_cryptodev_get_dev_id(const char *name)
262 for (i = 0; i < rte_cryptodev_globals->nb_devs; i++)
263 if ((strcmp(rte_cryptodev_globals->devs[i].data->name, name)
265 (rte_cryptodev_globals->devs[i].attached ==
266 RTE_CRYPTODEV_ATTACHED))
273 rte_cryptodev_count(void)
275 return rte_cryptodev_globals->nb_devs;
279 rte_cryptodev_count_devtype(enum rte_cryptodev_type type)
281 uint8_t i, dev_count = 0;
283 for (i = 0; i < rte_cryptodev_globals->max_devs; i++)
284 if (rte_cryptodev_globals->devs[i].dev_type == type &&
285 rte_cryptodev_globals->devs[i].attached ==
286 RTE_CRYPTODEV_ATTACHED)
293 rte_cryptodev_socket_id(uint8_t dev_id)
295 struct rte_cryptodev *dev;
297 if (!rte_cryptodev_pmd_is_valid_dev(dev_id))
300 dev = rte_cryptodev_pmd_get_dev(dev_id);
302 return dev->data->socket_id;
306 rte_cryptodev_data_alloc(uint8_t dev_id, struct rte_cryptodev_data **data,
309 char mz_name[RTE_CRYPTODEV_NAME_MAX_LEN];
310 const struct rte_memzone *mz;
313 /* generate memzone name */
314 n = snprintf(mz_name, sizeof(mz_name), "rte_cryptodev_data_%u", dev_id);
315 if (n >= (int)sizeof(mz_name))
318 if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
319 mz = rte_memzone_reserve(mz_name,
320 sizeof(struct rte_cryptodev_data),
323 mz = rte_memzone_lookup(mz_name);
329 if (rte_eal_process_type() == RTE_PROC_PRIMARY)
330 memset(*data, 0, sizeof(struct rte_cryptodev_data));
336 rte_cryptodev_find_free_device_index(void)
340 for (dev_id = 0; dev_id < RTE_CRYPTO_MAX_DEVS; dev_id++) {
341 if (rte_crypto_devices[dev_id].attached ==
342 RTE_CRYPTODEV_DETACHED)
345 return RTE_CRYPTO_MAX_DEVS;
348 struct rte_cryptodev *
349 rte_cryptodev_pmd_allocate(const char *name, int socket_id)
351 struct rte_cryptodev *cryptodev;
354 if (rte_cryptodev_pmd_get_named_dev(name) != NULL) {
355 CDEV_LOG_ERR("Crypto device with name %s already "
360 dev_id = rte_cryptodev_find_free_device_index();
361 if (dev_id == RTE_CRYPTO_MAX_DEVS) {
362 CDEV_LOG_ERR("Reached maximum number of crypto devices");
366 cryptodev = rte_cryptodev_pmd_get_dev(dev_id);
368 if (cryptodev->data == NULL) {
369 struct rte_cryptodev_data *cryptodev_data =
370 cryptodev_globals.data[dev_id];
372 int retval = rte_cryptodev_data_alloc(dev_id, &cryptodev_data,
375 if (retval < 0 || cryptodev_data == NULL)
378 cryptodev->data = cryptodev_data;
380 snprintf(cryptodev->data->name, RTE_CRYPTODEV_NAME_MAX_LEN,
383 cryptodev->data->dev_id = dev_id;
384 cryptodev->data->socket_id = socket_id;
385 cryptodev->data->dev_started = 0;
387 cryptodev->attached = RTE_CRYPTODEV_ATTACHED;
389 cryptodev_globals.nb_devs++;
396 rte_cryptodev_pmd_release_device(struct rte_cryptodev *cryptodev)
400 if (cryptodev == NULL)
403 ret = rte_cryptodev_close(cryptodev->data->dev_id);
407 cryptodev->attached = RTE_CRYPTODEV_DETACHED;
408 cryptodev_globals.nb_devs--;
412 struct rte_cryptodev *
413 rte_cryptodev_pmd_virtual_dev_init(const char *name, size_t dev_private_size,
416 struct rte_cryptodev *cryptodev;
418 /* allocate device structure */
419 cryptodev = rte_cryptodev_pmd_allocate(name, socket_id);
420 if (cryptodev == NULL)
423 /* allocate private device structure */
424 if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
425 cryptodev->data->dev_private =
426 rte_zmalloc_socket("cryptodev device private",
431 if (cryptodev->data->dev_private == NULL)
432 rte_panic("Cannot allocate memzone for private device"
436 /* initialise user call-back tail queue */
437 TAILQ_INIT(&(cryptodev->link_intr_cbs));
443 rte_cryptodev_pci_probe(struct rte_pci_driver *pci_drv,
444 struct rte_pci_device *pci_dev)
446 struct rte_cryptodev_driver *cryptodrv;
447 struct rte_cryptodev *cryptodev;
449 char cryptodev_name[RTE_CRYPTODEV_NAME_MAX_LEN];
453 cryptodrv = (struct rte_cryptodev_driver *)pci_drv;
454 if (cryptodrv == NULL)
457 rte_eal_pci_device_name(&pci_dev->addr, cryptodev_name,
458 sizeof(cryptodev_name));
460 cryptodev = rte_cryptodev_pmd_allocate(cryptodev_name, rte_socket_id());
461 if (cryptodev == NULL)
464 if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
465 cryptodev->data->dev_private =
467 "cryptodev private structure",
468 cryptodrv->dev_private_size,
472 if (cryptodev->data->dev_private == NULL)
473 rte_panic("Cannot allocate memzone for private "
477 cryptodev->pci_dev = pci_dev;
478 cryptodev->driver = cryptodrv;
480 /* init user callbacks */
481 TAILQ_INIT(&(cryptodev->link_intr_cbs));
483 /* Invoke PMD device initialization function */
484 retval = (*cryptodrv->cryptodev_init)(cryptodrv, cryptodev);
488 CDEV_LOG_ERR("driver %s: crypto_dev_init(vendor_id=0x%x device_id=0x%x)"
489 " failed", pci_drv->driver.name,
490 (unsigned) pci_dev->id.vendor_id,
491 (unsigned) pci_dev->id.device_id);
493 if (rte_eal_process_type() == RTE_PROC_PRIMARY)
494 rte_free(cryptodev->data->dev_private);
496 cryptodev->attached = RTE_CRYPTODEV_DETACHED;
497 cryptodev_globals.nb_devs--;
503 rte_cryptodev_pci_remove(struct rte_pci_device *pci_dev)
505 const struct rte_cryptodev_driver *cryptodrv;
506 struct rte_cryptodev *cryptodev;
507 char cryptodev_name[RTE_CRYPTODEV_NAME_MAX_LEN];
513 rte_eal_pci_device_name(&pci_dev->addr, cryptodev_name,
514 sizeof(cryptodev_name));
516 cryptodev = rte_cryptodev_pmd_get_named_dev(cryptodev_name);
517 if (cryptodev == NULL)
520 cryptodrv = (const struct rte_cryptodev_driver *)pci_dev->driver;
521 if (cryptodrv == NULL)
524 /* Invoke PMD device uninit function */
525 if (*cryptodrv->cryptodev_uninit) {
526 ret = (*cryptodrv->cryptodev_uninit)(cryptodrv, cryptodev);
531 /* free crypto device */
532 rte_cryptodev_pmd_release_device(cryptodev);
534 if (rte_eal_process_type() == RTE_PROC_PRIMARY)
535 rte_free(cryptodev->data->dev_private);
537 cryptodev->pci_dev = NULL;
538 cryptodev->driver = NULL;
539 cryptodev->data = NULL;
545 rte_cryptodev_queue_pair_count(uint8_t dev_id)
547 struct rte_cryptodev *dev;
549 dev = &rte_crypto_devices[dev_id];
550 return dev->data->nb_queue_pairs;
554 rte_cryptodev_queue_pairs_config(struct rte_cryptodev *dev, uint16_t nb_qpairs,
557 struct rte_cryptodev_info dev_info;
561 if ((dev == NULL) || (nb_qpairs < 1)) {
562 CDEV_LOG_ERR("invalid param: dev %p, nb_queues %u",
567 CDEV_LOG_DEBUG("Setup %d queues pairs on device %u",
568 nb_qpairs, dev->data->dev_id);
570 memset(&dev_info, 0, sizeof(struct rte_cryptodev_info));
572 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
573 (*dev->dev_ops->dev_infos_get)(dev, &dev_info);
575 if (nb_qpairs > (dev_info.max_nb_queue_pairs)) {
576 CDEV_LOG_ERR("Invalid num queue_pairs (%u) for dev %u",
577 nb_qpairs, dev->data->dev_id);
581 if (dev->data->queue_pairs == NULL) { /* first time configuration */
582 dev->data->queue_pairs = rte_zmalloc_socket(
583 "cryptodev->queue_pairs",
584 sizeof(dev->data->queue_pairs[0]) * nb_qpairs,
585 RTE_CACHE_LINE_SIZE, socket_id);
587 if (dev->data->queue_pairs == NULL) {
588 dev->data->nb_queue_pairs = 0;
589 CDEV_LOG_ERR("failed to get memory for qp meta data, "
594 } else { /* re-configure */
596 uint16_t old_nb_queues = dev->data->nb_queue_pairs;
598 qp = dev->data->queue_pairs;
600 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_pair_release,
603 for (i = nb_qpairs; i < old_nb_queues; i++) {
604 ret = (*dev->dev_ops->queue_pair_release)(dev, i);
609 qp = rte_realloc(qp, sizeof(qp[0]) * nb_qpairs,
610 RTE_CACHE_LINE_SIZE);
612 CDEV_LOG_ERR("failed to realloc qp meta data,"
613 " nb_queues %u", nb_qpairs);
617 if (nb_qpairs > old_nb_queues) {
618 uint16_t new_qs = nb_qpairs - old_nb_queues;
620 memset(qp + old_nb_queues, 0,
621 sizeof(qp[0]) * new_qs);
624 dev->data->queue_pairs = qp;
627 dev->data->nb_queue_pairs = nb_qpairs;
632 rte_cryptodev_queue_pair_start(uint8_t dev_id, uint16_t queue_pair_id)
634 struct rte_cryptodev *dev;
636 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
637 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
641 dev = &rte_crypto_devices[dev_id];
642 if (queue_pair_id >= dev->data->nb_queue_pairs) {
643 CDEV_LOG_ERR("Invalid queue_pair_id=%d", queue_pair_id);
647 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_pair_start, -ENOTSUP);
649 return dev->dev_ops->queue_pair_start(dev, queue_pair_id);
654 rte_cryptodev_queue_pair_stop(uint8_t dev_id, uint16_t queue_pair_id)
656 struct rte_cryptodev *dev;
658 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
659 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
663 dev = &rte_crypto_devices[dev_id];
664 if (queue_pair_id >= dev->data->nb_queue_pairs) {
665 CDEV_LOG_ERR("Invalid queue_pair_id=%d", queue_pair_id);
669 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_pair_stop, -ENOTSUP);
671 return dev->dev_ops->queue_pair_stop(dev, queue_pair_id);
676 rte_cryptodev_sym_session_pool_create(struct rte_cryptodev *dev,
677 unsigned nb_objs, unsigned obj_cache_size, int socket_id);
680 rte_cryptodev_configure(uint8_t dev_id, struct rte_cryptodev_config *config)
682 struct rte_cryptodev *dev;
685 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
686 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
690 dev = &rte_crypto_devices[dev_id];
692 if (dev->data->dev_started) {
694 "device %d must be stopped to allow configuration", dev_id);
698 /* Setup new number of queue pairs and reconfigure device. */
699 diag = rte_cryptodev_queue_pairs_config(dev, config->nb_queue_pairs,
702 CDEV_LOG_ERR("dev%d rte_crypto_dev_queue_pairs_config = %d",
707 /* Setup Session mempool for device */
708 return rte_cryptodev_sym_session_pool_create(dev,
709 config->session_mp.nb_objs,
710 config->session_mp.cache_size,
716 rte_cryptodev_start(uint8_t dev_id)
718 struct rte_cryptodev *dev;
721 CDEV_LOG_DEBUG("Start dev_id=%" PRIu8, dev_id);
723 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
724 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
728 dev = &rte_crypto_devices[dev_id];
730 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_start, -ENOTSUP);
732 if (dev->data->dev_started != 0) {
733 CDEV_LOG_ERR("Device with dev_id=%" PRIu8 " already started",
738 diag = (*dev->dev_ops->dev_start)(dev);
740 dev->data->dev_started = 1;
748 rte_cryptodev_stop(uint8_t dev_id)
750 struct rte_cryptodev *dev;
752 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
753 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
757 dev = &rte_crypto_devices[dev_id];
759 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_stop);
761 if (dev->data->dev_started == 0) {
762 CDEV_LOG_ERR("Device with dev_id=%" PRIu8 " already stopped",
767 dev->data->dev_started = 0;
768 (*dev->dev_ops->dev_stop)(dev);
772 rte_cryptodev_close(uint8_t dev_id)
774 struct rte_cryptodev *dev;
777 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
778 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
782 dev = &rte_crypto_devices[dev_id];
784 /* Device must be stopped before it can be closed */
785 if (dev->data->dev_started == 1) {
786 CDEV_LOG_ERR("Device %u must be stopped before closing",
791 /* We can't close the device if there are outstanding sessions in use */
792 if (dev->data->session_pool != NULL) {
793 if (!rte_mempool_full(dev->data->session_pool)) {
794 CDEV_LOG_ERR("dev_id=%u close failed, session mempool "
795 "has sessions still in use, free "
796 "all sessions before calling close",
802 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_close, -ENOTSUP);
803 retval = (*dev->dev_ops->dev_close)(dev);
812 rte_cryptodev_queue_pair_setup(uint8_t dev_id, uint16_t queue_pair_id,
813 const struct rte_cryptodev_qp_conf *qp_conf, int socket_id)
815 struct rte_cryptodev *dev;
817 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
818 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
822 dev = &rte_crypto_devices[dev_id];
823 if (queue_pair_id >= dev->data->nb_queue_pairs) {
824 CDEV_LOG_ERR("Invalid queue_pair_id=%d", queue_pair_id);
828 if (dev->data->dev_started) {
830 "device %d must be stopped to allow configuration", dev_id);
834 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_pair_setup, -ENOTSUP);
836 return (*dev->dev_ops->queue_pair_setup)(dev, queue_pair_id, qp_conf,
842 rte_cryptodev_stats_get(uint8_t dev_id, struct rte_cryptodev_stats *stats)
844 struct rte_cryptodev *dev;
846 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
847 CDEV_LOG_ERR("Invalid dev_id=%d", dev_id);
852 CDEV_LOG_ERR("Invalid stats ptr");
856 dev = &rte_crypto_devices[dev_id];
857 memset(stats, 0, sizeof(*stats));
859 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->stats_get, -ENOTSUP);
860 (*dev->dev_ops->stats_get)(dev, stats);
865 rte_cryptodev_stats_reset(uint8_t dev_id)
867 struct rte_cryptodev *dev;
869 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
870 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
874 dev = &rte_crypto_devices[dev_id];
876 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->stats_reset);
877 (*dev->dev_ops->stats_reset)(dev);
882 rte_cryptodev_info_get(uint8_t dev_id, struct rte_cryptodev_info *dev_info)
884 struct rte_cryptodev *dev;
886 if (dev_id >= cryptodev_globals.nb_devs) {
887 CDEV_LOG_ERR("Invalid dev_id=%d", dev_id);
891 dev = &rte_crypto_devices[dev_id];
893 memset(dev_info, 0, sizeof(struct rte_cryptodev_info));
895 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_infos_get);
896 (*dev->dev_ops->dev_infos_get)(dev, dev_info);
898 dev_info->pci_dev = dev->pci_dev;
900 dev_info->driver_name = dev->driver->pci_drv.driver.name;
905 rte_cryptodev_callback_register(uint8_t dev_id,
906 enum rte_cryptodev_event_type event,
907 rte_cryptodev_cb_fn cb_fn, void *cb_arg)
909 struct rte_cryptodev *dev;
910 struct rte_cryptodev_callback *user_cb;
915 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
916 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
920 dev = &rte_crypto_devices[dev_id];
921 rte_spinlock_lock(&rte_cryptodev_cb_lock);
923 TAILQ_FOREACH(user_cb, &(dev->link_intr_cbs), next) {
924 if (user_cb->cb_fn == cb_fn &&
925 user_cb->cb_arg == cb_arg &&
926 user_cb->event == event) {
931 /* create a new callback. */
932 if (user_cb == NULL) {
933 user_cb = rte_zmalloc("INTR_USER_CALLBACK",
934 sizeof(struct rte_cryptodev_callback), 0);
935 if (user_cb != NULL) {
936 user_cb->cb_fn = cb_fn;
937 user_cb->cb_arg = cb_arg;
938 user_cb->event = event;
939 TAILQ_INSERT_TAIL(&(dev->link_intr_cbs), user_cb, next);
943 rte_spinlock_unlock(&rte_cryptodev_cb_lock);
944 return (user_cb == NULL) ? -ENOMEM : 0;
948 rte_cryptodev_callback_unregister(uint8_t dev_id,
949 enum rte_cryptodev_event_type event,
950 rte_cryptodev_cb_fn cb_fn, void *cb_arg)
953 struct rte_cryptodev *dev;
954 struct rte_cryptodev_callback *cb, *next;
959 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
960 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
964 dev = &rte_crypto_devices[dev_id];
965 rte_spinlock_lock(&rte_cryptodev_cb_lock);
968 for (cb = TAILQ_FIRST(&dev->link_intr_cbs); cb != NULL; cb = next) {
970 next = TAILQ_NEXT(cb, next);
972 if (cb->cb_fn != cb_fn || cb->event != event ||
973 (cb->cb_arg != (void *)-1 &&
974 cb->cb_arg != cb_arg))
978 * if this callback is not executing right now,
981 if (cb->active == 0) {
982 TAILQ_REMOVE(&(dev->link_intr_cbs), cb, next);
989 rte_spinlock_unlock(&rte_cryptodev_cb_lock);
994 rte_cryptodev_pmd_callback_process(struct rte_cryptodev *dev,
995 enum rte_cryptodev_event_type event)
997 struct rte_cryptodev_callback *cb_lst;
998 struct rte_cryptodev_callback dev_cb;
1000 rte_spinlock_lock(&rte_cryptodev_cb_lock);
1001 TAILQ_FOREACH(cb_lst, &(dev->link_intr_cbs), next) {
1002 if (cb_lst->cb_fn == NULL || cb_lst->event != event)
1006 rte_spinlock_unlock(&rte_cryptodev_cb_lock);
1007 dev_cb.cb_fn(dev->data->dev_id, dev_cb.event,
1009 rte_spinlock_lock(&rte_cryptodev_cb_lock);
1012 rte_spinlock_unlock(&rte_cryptodev_cb_lock);
1017 rte_cryptodev_sym_session_init(struct rte_mempool *mp,
1020 __rte_unused unsigned i)
1022 struct rte_cryptodev_sym_session *sess = _sess;
1023 struct rte_cryptodev *dev = opaque_arg;
1025 memset(sess, 0, mp->elt_size);
1027 sess->dev_id = dev->data->dev_id;
1028 sess->dev_type = dev->dev_type;
1031 if (dev->dev_ops->session_initialize)
1032 (*dev->dev_ops->session_initialize)(mp, sess);
1036 rte_cryptodev_sym_session_pool_create(struct rte_cryptodev *dev,
1037 unsigned nb_objs, unsigned obj_cache_size, int socket_id)
1039 char mp_name[RTE_CRYPTODEV_NAME_MAX_LEN];
1040 unsigned priv_sess_size;
1042 unsigned n = snprintf(mp_name, sizeof(mp_name), "cdev_%d_sess_mp",
1044 if (n > sizeof(mp_name)) {
1045 CDEV_LOG_ERR("Unable to create unique name for session mempool");
1049 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->session_get_size, -ENOTSUP);
1050 priv_sess_size = (*dev->dev_ops->session_get_size)(dev);
1051 if (priv_sess_size == 0) {
1052 CDEV_LOG_ERR("%s returned and invalid private session size ",
1057 unsigned elt_size = sizeof(struct rte_cryptodev_sym_session) +
1060 dev->data->session_pool = rte_mempool_lookup(mp_name);
1061 if (dev->data->session_pool != NULL) {
1062 if ((dev->data->session_pool->elt_size != elt_size) ||
1063 (dev->data->session_pool->cache_size <
1065 (dev->data->session_pool->size < nb_objs)) {
1067 CDEV_LOG_ERR("%s mempool already exists with different"
1068 " initialization parameters", mp_name);
1069 dev->data->session_pool = NULL;
1073 dev->data->session_pool = rte_mempool_create(
1074 mp_name, /* mempool name */
1075 nb_objs, /* number of elements*/
1076 elt_size, /* element size*/
1077 obj_cache_size, /* Cache size*/
1078 0, /* private data size */
1079 NULL, /* obj initialization constructor */
1080 NULL, /* obj initialization constructor arg */
1081 rte_cryptodev_sym_session_init,
1082 /**< obj constructor*/
1083 dev, /* obj constructor arg */
1084 socket_id, /* socket id */
1087 if (dev->data->session_pool == NULL) {
1088 CDEV_LOG_ERR("%s mempool allocation failed", mp_name);
1093 CDEV_LOG_DEBUG("%s mempool created!", mp_name);
1097 struct rte_cryptodev_sym_session *
1098 rte_cryptodev_sym_session_create(uint8_t dev_id,
1099 struct rte_crypto_sym_xform *xform)
1101 struct rte_cryptodev *dev;
1102 struct rte_cryptodev_sym_session *sess;
1105 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
1106 CDEV_LOG_ERR("Invalid dev_id=%d", dev_id);
1110 dev = &rte_crypto_devices[dev_id];
1112 /* Allocate a session structure from the session pool */
1113 if (rte_mempool_get(dev->data->session_pool, &_sess)) {
1114 CDEV_LOG_ERR("Couldn't get object from session mempool");
1118 sess = (struct rte_cryptodev_sym_session *)_sess;
1120 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->session_configure, NULL);
1121 if (dev->dev_ops->session_configure(dev, xform, sess->_private) ==
1123 CDEV_LOG_ERR("dev_id %d failed to configure session details",
1126 /* Return session to mempool */
1127 rte_mempool_put(sess->mp, _sess);
1134 struct rte_cryptodev_sym_session *
1135 rte_cryptodev_sym_session_free(uint8_t dev_id,
1136 struct rte_cryptodev_sym_session *sess)
1138 struct rte_cryptodev *dev;
1140 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
1141 CDEV_LOG_ERR("Invalid dev_id=%d", dev_id);
1145 dev = &rte_crypto_devices[dev_id];
1147 /* Check the session belongs to this device type */
1148 if (sess->dev_type != dev->dev_type)
1151 /* Let device implementation clear session material */
1152 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->session_clear, sess);
1153 dev->dev_ops->session_clear(dev, (void *)sess->_private);
1155 /* Return session to mempool */
1156 rte_mempool_put(sess->mp, (void *)sess);
1161 /** Initialise rte_crypto_op mempool element */
1163 rte_crypto_op_init(struct rte_mempool *mempool,
1166 __rte_unused unsigned i)
1168 struct rte_crypto_op *op = _op_data;
1169 enum rte_crypto_op_type type = *(enum rte_crypto_op_type *)opaque_arg;
1171 memset(_op_data, 0, mempool->elt_size);
1173 __rte_crypto_op_reset(op, type);
1175 op->phys_addr = rte_mem_virt2phy(_op_data);
1176 op->mempool = mempool;
1180 struct rte_mempool *
1181 rte_crypto_op_pool_create(const char *name, enum rte_crypto_op_type type,
1182 unsigned nb_elts, unsigned cache_size, uint16_t priv_size,
1185 struct rte_crypto_op_pool_private *priv;
1187 unsigned elt_size = sizeof(struct rte_crypto_op) +
1188 sizeof(struct rte_crypto_sym_op) +
1191 /* lookup mempool in case already allocated */
1192 struct rte_mempool *mp = rte_mempool_lookup(name);
1195 priv = (struct rte_crypto_op_pool_private *)
1196 rte_mempool_get_priv(mp);
1198 if (mp->elt_size != elt_size ||
1199 mp->cache_size < cache_size ||
1200 mp->size < nb_elts ||
1201 priv->priv_size < priv_size) {
1203 CDEV_LOG_ERR("Mempool %s already exists but with "
1204 "incompatible parameters", name);
1210 mp = rte_mempool_create(
1215 sizeof(struct rte_crypto_op_pool_private),
1224 CDEV_LOG_ERR("Failed to create mempool %s", name);
1228 priv = (struct rte_crypto_op_pool_private *)
1229 rte_mempool_get_priv(mp);
1231 priv->priv_size = priv_size;
1238 rte_cryptodev_pmd_create_dev_name(char *name, const char *dev_name_prefix)
1240 struct rte_cryptodev *dev = NULL;
1246 for (i = 0; i < RTE_CRYPTO_MAX_DEVS; i++) {
1247 int ret = snprintf(name, RTE_CRYPTODEV_NAME_MAX_LEN,
1248 "%s_%u", dev_name_prefix, i);
1253 dev = rte_cryptodev_pmd_get_named_dev(name);