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
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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";
243 case RTE_CRYPTODEV_FF_CPU_NEON:
245 case RTE_CRYPTODEV_FF_CPU_ARM_CE:
253 rte_cryptodev_create_vdev(const char *name, const char *args)
255 return rte_eal_vdev_init(name, args);
259 rte_cryptodev_get_dev_id(const char *name)
266 for (i = 0; i < rte_cryptodev_globals->nb_devs; i++)
267 if ((strcmp(rte_cryptodev_globals->devs[i].data->name, name)
269 (rte_cryptodev_globals->devs[i].attached ==
270 RTE_CRYPTODEV_ATTACHED))
277 rte_cryptodev_count(void)
279 return rte_cryptodev_globals->nb_devs;
283 rte_cryptodev_count_devtype(enum rte_cryptodev_type type)
285 uint8_t i, dev_count = 0;
287 for (i = 0; i < rte_cryptodev_globals->max_devs; i++)
288 if (rte_cryptodev_globals->devs[i].dev_type == type &&
289 rte_cryptodev_globals->devs[i].attached ==
290 RTE_CRYPTODEV_ATTACHED)
297 rte_cryptodev_socket_id(uint8_t dev_id)
299 struct rte_cryptodev *dev;
301 if (!rte_cryptodev_pmd_is_valid_dev(dev_id))
304 dev = rte_cryptodev_pmd_get_dev(dev_id);
306 return dev->data->socket_id;
310 rte_cryptodev_data_alloc(uint8_t dev_id, struct rte_cryptodev_data **data,
313 char mz_name[RTE_CRYPTODEV_NAME_MAX_LEN];
314 const struct rte_memzone *mz;
317 /* generate memzone name */
318 n = snprintf(mz_name, sizeof(mz_name), "rte_cryptodev_data_%u", dev_id);
319 if (n >= (int)sizeof(mz_name))
322 if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
323 mz = rte_memzone_reserve(mz_name,
324 sizeof(struct rte_cryptodev_data),
327 mz = rte_memzone_lookup(mz_name);
333 if (rte_eal_process_type() == RTE_PROC_PRIMARY)
334 memset(*data, 0, sizeof(struct rte_cryptodev_data));
340 rte_cryptodev_find_free_device_index(void)
344 for (dev_id = 0; dev_id < RTE_CRYPTO_MAX_DEVS; dev_id++) {
345 if (rte_crypto_devices[dev_id].attached ==
346 RTE_CRYPTODEV_DETACHED)
349 return RTE_CRYPTO_MAX_DEVS;
352 struct rte_cryptodev *
353 rte_cryptodev_pmd_allocate(const char *name, int socket_id)
355 struct rte_cryptodev *cryptodev;
358 if (rte_cryptodev_pmd_get_named_dev(name) != NULL) {
359 CDEV_LOG_ERR("Crypto device with name %s already "
364 dev_id = rte_cryptodev_find_free_device_index();
365 if (dev_id == RTE_CRYPTO_MAX_DEVS) {
366 CDEV_LOG_ERR("Reached maximum number of crypto devices");
370 cryptodev = rte_cryptodev_pmd_get_dev(dev_id);
372 if (cryptodev->data == NULL) {
373 struct rte_cryptodev_data *cryptodev_data =
374 cryptodev_globals.data[dev_id];
376 int retval = rte_cryptodev_data_alloc(dev_id, &cryptodev_data,
379 if (retval < 0 || cryptodev_data == NULL)
382 cryptodev->data = cryptodev_data;
384 snprintf(cryptodev->data->name, RTE_CRYPTODEV_NAME_MAX_LEN,
387 cryptodev->data->dev_id = dev_id;
388 cryptodev->data->socket_id = socket_id;
389 cryptodev->data->dev_started = 0;
391 cryptodev->attached = RTE_CRYPTODEV_ATTACHED;
393 cryptodev_globals.nb_devs++;
400 rte_cryptodev_pmd_release_device(struct rte_cryptodev *cryptodev)
404 if (cryptodev == NULL)
407 ret = rte_cryptodev_close(cryptodev->data->dev_id);
411 cryptodev->attached = RTE_CRYPTODEV_DETACHED;
412 cryptodev_globals.nb_devs--;
416 struct rte_cryptodev *
417 rte_cryptodev_pmd_virtual_dev_init(const char *name, size_t dev_private_size,
420 struct rte_cryptodev *cryptodev;
422 /* allocate device structure */
423 cryptodev = rte_cryptodev_pmd_allocate(name, socket_id);
424 if (cryptodev == NULL)
427 /* allocate private device structure */
428 if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
429 cryptodev->data->dev_private =
430 rte_zmalloc_socket("cryptodev device private",
435 if (cryptodev->data->dev_private == NULL)
436 rte_panic("Cannot allocate memzone for private device"
440 /* initialise user call-back tail queue */
441 TAILQ_INIT(&(cryptodev->link_intr_cbs));
447 rte_cryptodev_pci_probe(struct rte_pci_driver *pci_drv,
448 struct rte_pci_device *pci_dev)
450 struct rte_cryptodev_driver *cryptodrv;
451 struct rte_cryptodev *cryptodev;
453 char cryptodev_name[RTE_CRYPTODEV_NAME_MAX_LEN];
457 cryptodrv = (struct rte_cryptodev_driver *)pci_drv;
458 if (cryptodrv == NULL)
461 rte_eal_pci_device_name(&pci_dev->addr, cryptodev_name,
462 sizeof(cryptodev_name));
464 cryptodev = rte_cryptodev_pmd_allocate(cryptodev_name, rte_socket_id());
465 if (cryptodev == NULL)
468 if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
469 cryptodev->data->dev_private =
471 "cryptodev private structure",
472 cryptodrv->dev_private_size,
476 if (cryptodev->data->dev_private == NULL)
477 rte_panic("Cannot allocate memzone for private "
481 cryptodev->pci_dev = pci_dev;
482 cryptodev->driver = cryptodrv;
484 /* init user callbacks */
485 TAILQ_INIT(&(cryptodev->link_intr_cbs));
487 /* Invoke PMD device initialization function */
488 retval = (*cryptodrv->cryptodev_init)(cryptodrv, cryptodev);
492 CDEV_LOG_ERR("driver %s: crypto_dev_init(vendor_id=0x%x device_id=0x%x)"
493 " failed", pci_drv->driver.name,
494 (unsigned) pci_dev->id.vendor_id,
495 (unsigned) pci_dev->id.device_id);
497 if (rte_eal_process_type() == RTE_PROC_PRIMARY)
498 rte_free(cryptodev->data->dev_private);
500 cryptodev->attached = RTE_CRYPTODEV_DETACHED;
501 cryptodev_globals.nb_devs--;
507 rte_cryptodev_pci_remove(struct rte_pci_device *pci_dev)
509 const struct rte_cryptodev_driver *cryptodrv;
510 struct rte_cryptodev *cryptodev;
511 char cryptodev_name[RTE_CRYPTODEV_NAME_MAX_LEN];
517 rte_eal_pci_device_name(&pci_dev->addr, cryptodev_name,
518 sizeof(cryptodev_name));
520 cryptodev = rte_cryptodev_pmd_get_named_dev(cryptodev_name);
521 if (cryptodev == NULL)
524 cryptodrv = (const struct rte_cryptodev_driver *)pci_dev->driver;
525 if (cryptodrv == NULL)
528 /* Invoke PMD device uninit function */
529 if (*cryptodrv->cryptodev_uninit) {
530 ret = (*cryptodrv->cryptodev_uninit)(cryptodrv, cryptodev);
535 /* free crypto device */
536 rte_cryptodev_pmd_release_device(cryptodev);
538 if (rte_eal_process_type() == RTE_PROC_PRIMARY)
539 rte_free(cryptodev->data->dev_private);
541 cryptodev->pci_dev = NULL;
542 cryptodev->driver = NULL;
543 cryptodev->data = NULL;
549 rte_cryptodev_queue_pair_count(uint8_t dev_id)
551 struct rte_cryptodev *dev;
553 dev = &rte_crypto_devices[dev_id];
554 return dev->data->nb_queue_pairs;
558 rte_cryptodev_queue_pairs_config(struct rte_cryptodev *dev, uint16_t nb_qpairs,
561 struct rte_cryptodev_info dev_info;
565 if ((dev == NULL) || (nb_qpairs < 1)) {
566 CDEV_LOG_ERR("invalid param: dev %p, nb_queues %u",
571 CDEV_LOG_DEBUG("Setup %d queues pairs on device %u",
572 nb_qpairs, dev->data->dev_id);
574 memset(&dev_info, 0, sizeof(struct rte_cryptodev_info));
576 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
577 (*dev->dev_ops->dev_infos_get)(dev, &dev_info);
579 if (nb_qpairs > (dev_info.max_nb_queue_pairs)) {
580 CDEV_LOG_ERR("Invalid num queue_pairs (%u) for dev %u",
581 nb_qpairs, dev->data->dev_id);
585 if (dev->data->queue_pairs == NULL) { /* first time configuration */
586 dev->data->queue_pairs = rte_zmalloc_socket(
587 "cryptodev->queue_pairs",
588 sizeof(dev->data->queue_pairs[0]) * nb_qpairs,
589 RTE_CACHE_LINE_SIZE, socket_id);
591 if (dev->data->queue_pairs == NULL) {
592 dev->data->nb_queue_pairs = 0;
593 CDEV_LOG_ERR("failed to get memory for qp meta data, "
598 } else { /* re-configure */
600 uint16_t old_nb_queues = dev->data->nb_queue_pairs;
602 qp = dev->data->queue_pairs;
604 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_pair_release,
607 for (i = nb_qpairs; i < old_nb_queues; i++) {
608 ret = (*dev->dev_ops->queue_pair_release)(dev, i);
613 qp = rte_realloc(qp, sizeof(qp[0]) * nb_qpairs,
614 RTE_CACHE_LINE_SIZE);
616 CDEV_LOG_ERR("failed to realloc qp meta data,"
617 " nb_queues %u", nb_qpairs);
621 if (nb_qpairs > old_nb_queues) {
622 uint16_t new_qs = nb_qpairs - old_nb_queues;
624 memset(qp + old_nb_queues, 0,
625 sizeof(qp[0]) * new_qs);
628 dev->data->queue_pairs = qp;
631 dev->data->nb_queue_pairs = nb_qpairs;
636 rte_cryptodev_queue_pair_start(uint8_t dev_id, uint16_t queue_pair_id)
638 struct rte_cryptodev *dev;
640 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
641 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
645 dev = &rte_crypto_devices[dev_id];
646 if (queue_pair_id >= dev->data->nb_queue_pairs) {
647 CDEV_LOG_ERR("Invalid queue_pair_id=%d", queue_pair_id);
651 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_pair_start, -ENOTSUP);
653 return dev->dev_ops->queue_pair_start(dev, queue_pair_id);
658 rte_cryptodev_queue_pair_stop(uint8_t dev_id, uint16_t queue_pair_id)
660 struct rte_cryptodev *dev;
662 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
663 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
667 dev = &rte_crypto_devices[dev_id];
668 if (queue_pair_id >= dev->data->nb_queue_pairs) {
669 CDEV_LOG_ERR("Invalid queue_pair_id=%d", queue_pair_id);
673 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_pair_stop, -ENOTSUP);
675 return dev->dev_ops->queue_pair_stop(dev, queue_pair_id);
680 rte_cryptodev_sym_session_pool_create(struct rte_cryptodev *dev,
681 unsigned nb_objs, unsigned obj_cache_size, int socket_id);
684 rte_cryptodev_configure(uint8_t dev_id, struct rte_cryptodev_config *config)
686 struct rte_cryptodev *dev;
689 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
690 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
694 dev = &rte_crypto_devices[dev_id];
696 if (dev->data->dev_started) {
698 "device %d must be stopped to allow configuration", dev_id);
702 /* Setup new number of queue pairs and reconfigure device. */
703 diag = rte_cryptodev_queue_pairs_config(dev, config->nb_queue_pairs,
706 CDEV_LOG_ERR("dev%d rte_crypto_dev_queue_pairs_config = %d",
711 /* Setup Session mempool for device */
712 return rte_cryptodev_sym_session_pool_create(dev,
713 config->session_mp.nb_objs,
714 config->session_mp.cache_size,
720 rte_cryptodev_start(uint8_t dev_id)
722 struct rte_cryptodev *dev;
725 CDEV_LOG_DEBUG("Start dev_id=%" PRIu8, dev_id);
727 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
728 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
732 dev = &rte_crypto_devices[dev_id];
734 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_start, -ENOTSUP);
736 if (dev->data->dev_started != 0) {
737 CDEV_LOG_ERR("Device with dev_id=%" PRIu8 " already started",
742 diag = (*dev->dev_ops->dev_start)(dev);
744 dev->data->dev_started = 1;
752 rte_cryptodev_stop(uint8_t dev_id)
754 struct rte_cryptodev *dev;
756 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
757 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
761 dev = &rte_crypto_devices[dev_id];
763 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_stop);
765 if (dev->data->dev_started == 0) {
766 CDEV_LOG_ERR("Device with dev_id=%" PRIu8 " already stopped",
771 dev->data->dev_started = 0;
772 (*dev->dev_ops->dev_stop)(dev);
776 rte_cryptodev_close(uint8_t dev_id)
778 struct rte_cryptodev *dev;
781 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
782 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
786 dev = &rte_crypto_devices[dev_id];
788 /* Device must be stopped before it can be closed */
789 if (dev->data->dev_started == 1) {
790 CDEV_LOG_ERR("Device %u must be stopped before closing",
795 /* We can't close the device if there are outstanding sessions in use */
796 if (dev->data->session_pool != NULL) {
797 if (!rte_mempool_full(dev->data->session_pool)) {
798 CDEV_LOG_ERR("dev_id=%u close failed, session mempool "
799 "has sessions still in use, free "
800 "all sessions before calling close",
806 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_close, -ENOTSUP);
807 retval = (*dev->dev_ops->dev_close)(dev);
816 rte_cryptodev_queue_pair_setup(uint8_t dev_id, uint16_t queue_pair_id,
817 const struct rte_cryptodev_qp_conf *qp_conf, int socket_id)
819 struct rte_cryptodev *dev;
821 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
822 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
826 dev = &rte_crypto_devices[dev_id];
827 if (queue_pair_id >= dev->data->nb_queue_pairs) {
828 CDEV_LOG_ERR("Invalid queue_pair_id=%d", queue_pair_id);
832 if (dev->data->dev_started) {
834 "device %d must be stopped to allow configuration", dev_id);
838 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_pair_setup, -ENOTSUP);
840 return (*dev->dev_ops->queue_pair_setup)(dev, queue_pair_id, qp_conf,
846 rte_cryptodev_stats_get(uint8_t dev_id, struct rte_cryptodev_stats *stats)
848 struct rte_cryptodev *dev;
850 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
851 CDEV_LOG_ERR("Invalid dev_id=%d", dev_id);
856 CDEV_LOG_ERR("Invalid stats ptr");
860 dev = &rte_crypto_devices[dev_id];
861 memset(stats, 0, sizeof(*stats));
863 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->stats_get, -ENOTSUP);
864 (*dev->dev_ops->stats_get)(dev, stats);
869 rte_cryptodev_stats_reset(uint8_t dev_id)
871 struct rte_cryptodev *dev;
873 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
874 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
878 dev = &rte_crypto_devices[dev_id];
880 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->stats_reset);
881 (*dev->dev_ops->stats_reset)(dev);
886 rte_cryptodev_info_get(uint8_t dev_id, struct rte_cryptodev_info *dev_info)
888 struct rte_cryptodev *dev;
890 if (dev_id >= cryptodev_globals.nb_devs) {
891 CDEV_LOG_ERR("Invalid dev_id=%d", dev_id);
895 dev = &rte_crypto_devices[dev_id];
897 memset(dev_info, 0, sizeof(struct rte_cryptodev_info));
899 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_infos_get);
900 (*dev->dev_ops->dev_infos_get)(dev, dev_info);
902 dev_info->pci_dev = dev->pci_dev;
904 dev_info->driver_name = dev->driver->pci_drv.driver.name;
909 rte_cryptodev_callback_register(uint8_t dev_id,
910 enum rte_cryptodev_event_type event,
911 rte_cryptodev_cb_fn cb_fn, void *cb_arg)
913 struct rte_cryptodev *dev;
914 struct rte_cryptodev_callback *user_cb;
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];
925 rte_spinlock_lock(&rte_cryptodev_cb_lock);
927 TAILQ_FOREACH(user_cb, &(dev->link_intr_cbs), next) {
928 if (user_cb->cb_fn == cb_fn &&
929 user_cb->cb_arg == cb_arg &&
930 user_cb->event == event) {
935 /* create a new callback. */
936 if (user_cb == NULL) {
937 user_cb = rte_zmalloc("INTR_USER_CALLBACK",
938 sizeof(struct rte_cryptodev_callback), 0);
939 if (user_cb != NULL) {
940 user_cb->cb_fn = cb_fn;
941 user_cb->cb_arg = cb_arg;
942 user_cb->event = event;
943 TAILQ_INSERT_TAIL(&(dev->link_intr_cbs), user_cb, next);
947 rte_spinlock_unlock(&rte_cryptodev_cb_lock);
948 return (user_cb == NULL) ? -ENOMEM : 0;
952 rte_cryptodev_callback_unregister(uint8_t dev_id,
953 enum rte_cryptodev_event_type event,
954 rte_cryptodev_cb_fn cb_fn, void *cb_arg)
957 struct rte_cryptodev *dev;
958 struct rte_cryptodev_callback *cb, *next;
963 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
964 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
968 dev = &rte_crypto_devices[dev_id];
969 rte_spinlock_lock(&rte_cryptodev_cb_lock);
972 for (cb = TAILQ_FIRST(&dev->link_intr_cbs); cb != NULL; cb = next) {
974 next = TAILQ_NEXT(cb, next);
976 if (cb->cb_fn != cb_fn || cb->event != event ||
977 (cb->cb_arg != (void *)-1 &&
978 cb->cb_arg != cb_arg))
982 * if this callback is not executing right now,
985 if (cb->active == 0) {
986 TAILQ_REMOVE(&(dev->link_intr_cbs), cb, next);
993 rte_spinlock_unlock(&rte_cryptodev_cb_lock);
998 rte_cryptodev_pmd_callback_process(struct rte_cryptodev *dev,
999 enum rte_cryptodev_event_type event)
1001 struct rte_cryptodev_callback *cb_lst;
1002 struct rte_cryptodev_callback dev_cb;
1004 rte_spinlock_lock(&rte_cryptodev_cb_lock);
1005 TAILQ_FOREACH(cb_lst, &(dev->link_intr_cbs), next) {
1006 if (cb_lst->cb_fn == NULL || cb_lst->event != event)
1010 rte_spinlock_unlock(&rte_cryptodev_cb_lock);
1011 dev_cb.cb_fn(dev->data->dev_id, dev_cb.event,
1013 rte_spinlock_lock(&rte_cryptodev_cb_lock);
1016 rte_spinlock_unlock(&rte_cryptodev_cb_lock);
1021 rte_cryptodev_sym_session_init(struct rte_mempool *mp,
1024 __rte_unused unsigned i)
1026 struct rte_cryptodev_sym_session *sess = _sess;
1027 struct rte_cryptodev *dev = opaque_arg;
1029 memset(sess, 0, mp->elt_size);
1031 sess->dev_id = dev->data->dev_id;
1032 sess->dev_type = dev->dev_type;
1035 if (dev->dev_ops->session_initialize)
1036 (*dev->dev_ops->session_initialize)(mp, sess);
1040 rte_cryptodev_sym_session_pool_create(struct rte_cryptodev *dev,
1041 unsigned nb_objs, unsigned obj_cache_size, int socket_id)
1043 char mp_name[RTE_CRYPTODEV_NAME_MAX_LEN];
1044 unsigned priv_sess_size;
1046 unsigned n = snprintf(mp_name, sizeof(mp_name), "cdev_%d_sess_mp",
1048 if (n > sizeof(mp_name)) {
1049 CDEV_LOG_ERR("Unable to create unique name for session mempool");
1053 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->session_get_size, -ENOTSUP);
1054 priv_sess_size = (*dev->dev_ops->session_get_size)(dev);
1055 if (priv_sess_size == 0) {
1056 CDEV_LOG_ERR("%s returned and invalid private session size ",
1061 unsigned elt_size = sizeof(struct rte_cryptodev_sym_session) +
1064 dev->data->session_pool = rte_mempool_lookup(mp_name);
1065 if (dev->data->session_pool != NULL) {
1066 if ((dev->data->session_pool->elt_size != elt_size) ||
1067 (dev->data->session_pool->cache_size <
1069 (dev->data->session_pool->size < nb_objs)) {
1071 CDEV_LOG_ERR("%s mempool already exists with different"
1072 " initialization parameters", mp_name);
1073 dev->data->session_pool = NULL;
1077 dev->data->session_pool = rte_mempool_create(
1078 mp_name, /* mempool name */
1079 nb_objs, /* number of elements*/
1080 elt_size, /* element size*/
1081 obj_cache_size, /* Cache size*/
1082 0, /* private data size */
1083 NULL, /* obj initialization constructor */
1084 NULL, /* obj initialization constructor arg */
1085 rte_cryptodev_sym_session_init,
1086 /**< obj constructor*/
1087 dev, /* obj constructor arg */
1088 socket_id, /* socket id */
1091 if (dev->data->session_pool == NULL) {
1092 CDEV_LOG_ERR("%s mempool allocation failed", mp_name);
1097 CDEV_LOG_DEBUG("%s mempool created!", mp_name);
1101 struct rte_cryptodev_sym_session *
1102 rte_cryptodev_sym_session_create(uint8_t dev_id,
1103 struct rte_crypto_sym_xform *xform)
1105 struct rte_cryptodev *dev;
1106 struct rte_cryptodev_sym_session *sess;
1109 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
1110 CDEV_LOG_ERR("Invalid dev_id=%d", dev_id);
1114 dev = &rte_crypto_devices[dev_id];
1116 /* Allocate a session structure from the session pool */
1117 if (rte_mempool_get(dev->data->session_pool, &_sess)) {
1118 CDEV_LOG_ERR("Couldn't get object from session mempool");
1122 sess = (struct rte_cryptodev_sym_session *)_sess;
1124 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->session_configure, NULL);
1125 if (dev->dev_ops->session_configure(dev, xform, sess->_private) ==
1127 CDEV_LOG_ERR("dev_id %d failed to configure session details",
1130 /* Return session to mempool */
1131 rte_mempool_put(sess->mp, _sess);
1138 struct rte_cryptodev_sym_session *
1139 rte_cryptodev_sym_session_free(uint8_t dev_id,
1140 struct rte_cryptodev_sym_session *sess)
1142 struct rte_cryptodev *dev;
1144 if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
1145 CDEV_LOG_ERR("Invalid dev_id=%d", dev_id);
1149 dev = &rte_crypto_devices[dev_id];
1151 /* Check the session belongs to this device type */
1152 if (sess->dev_type != dev->dev_type)
1155 /* Let device implementation clear session material */
1156 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->session_clear, sess);
1157 dev->dev_ops->session_clear(dev, (void *)sess->_private);
1159 /* Return session to mempool */
1160 rte_mempool_put(sess->mp, (void *)sess);
1165 /** Initialise rte_crypto_op mempool element */
1167 rte_crypto_op_init(struct rte_mempool *mempool,
1170 __rte_unused unsigned i)
1172 struct rte_crypto_op *op = _op_data;
1173 enum rte_crypto_op_type type = *(enum rte_crypto_op_type *)opaque_arg;
1175 memset(_op_data, 0, mempool->elt_size);
1177 __rte_crypto_op_reset(op, type);
1179 op->phys_addr = rte_mem_virt2phy(_op_data);
1180 op->mempool = mempool;
1184 struct rte_mempool *
1185 rte_crypto_op_pool_create(const char *name, enum rte_crypto_op_type type,
1186 unsigned nb_elts, unsigned cache_size, uint16_t priv_size,
1189 struct rte_crypto_op_pool_private *priv;
1191 unsigned elt_size = sizeof(struct rte_crypto_op) +
1192 sizeof(struct rte_crypto_sym_op) +
1195 /* lookup mempool in case already allocated */
1196 struct rte_mempool *mp = rte_mempool_lookup(name);
1199 priv = (struct rte_crypto_op_pool_private *)
1200 rte_mempool_get_priv(mp);
1202 if (mp->elt_size != elt_size ||
1203 mp->cache_size < cache_size ||
1204 mp->size < nb_elts ||
1205 priv->priv_size < priv_size) {
1207 CDEV_LOG_ERR("Mempool %s already exists but with "
1208 "incompatible parameters", name);
1214 mp = rte_mempool_create(
1219 sizeof(struct rte_crypto_op_pool_private),
1228 CDEV_LOG_ERR("Failed to create mempool %s", name);
1232 priv = (struct rte_crypto_op_pool_private *)
1233 rte_mempool_get_priv(mp);
1235 priv->priv_size = priv_size;
1242 rte_cryptodev_pmd_create_dev_name(char *name, const char *dev_name_prefix)
1244 struct rte_cryptodev *dev = NULL;
1250 for (i = 0; i < RTE_CRYPTO_MAX_DEVS; i++) {
1251 int ret = snprintf(name, RTE_CRYPTODEV_NAME_MAX_LEN,
1252 "%s_%u", dev_name_prefix, i);
1257 dev = rte_cryptodev_pmd_get_named_dev(name);