-/*-
- * BSD LICENSE
- *
- * Copyright(c) 2015-2017 Intel Corporation. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- * * Neither the name of Intel Corporation nor the names of its
- * contributors may be used to endorse or promote products derived
- * from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2015-2017 Intel Corporation
*/
#include <sys/types.h>
#include "rte_cryptodev.h"
#include "rte_cryptodev_pmd.h"
+static uint8_t nb_drivers;
+
struct rte_cryptodev rte_crypto_devices[RTE_CRYPTO_MAX_DEVS];
struct rte_cryptodev *rte_cryptodevs = &rte_crypto_devices[0];
int
rte_cryptodev_sym_capability_check_auth(
const struct rte_cryptodev_symmetric_capability *capability,
- uint16_t key_size, uint16_t digest_size, uint16_t aad_size,
- uint16_t iv_size)
+ uint16_t key_size, uint16_t digest_size, uint16_t iv_size)
{
if (param_range_check(key_size, capability->auth.key_size))
return -1;
if (param_range_check(digest_size, capability->auth.digest_size))
return -1;
- if (param_range_check(aad_size, capability->auth.aad_size))
- return -1;
-
if (param_range_check(iv_size, capability->auth.iv_size))
return -1;
return "CPU_AVX";
case RTE_CRYPTODEV_FF_CPU_AVX2:
return "CPU_AVX2";
+ case RTE_CRYPTODEV_FF_CPU_AVX512:
+ return "CPU_AVX512";
case RTE_CRYPTODEV_FF_CPU_AESNI:
return "CPU_AESNI";
case RTE_CRYPTODEV_FF_HW_ACCELERATED:
}
}
-int
-rte_cryptodev_create_vdev(const char *name, const char *args)
-{
- return rte_vdev_init(name, args);
-}
-
struct rte_cryptodev *
rte_cryptodev_pmd_get_dev(uint8_t dev_id)
{
return count;
}
+void *
+rte_cryptodev_get_sec_ctx(uint8_t dev_id)
+{
+ if (rte_crypto_devices[dev_id].feature_flags &
+ RTE_CRYPTODEV_FF_SECURITY)
+ return rte_crypto_devices[dev_id].security_ctx;
+
+ return NULL;
+}
+
int
rte_cryptodev_socket_id(uint8_t dev_id)
{
cryptodev->data->socket_id = socket_id;
cryptodev->data->dev_started = 0;
+ /* init user callbacks */
+ TAILQ_INIT(&(cryptodev->link_intr_cbs));
+
cryptodev->attached = RTE_CRYPTODEV_ATTACHED;
cryptodev_globals.nb_devs++;
}
int
-rte_cryptodev_configure(uint8_t dev_id, struct rte_cryptodev_config *config,
- struct rte_mempool *session_pool)
+rte_cryptodev_configure(uint8_t dev_id, struct rte_cryptodev_config *config)
{
struct rte_cryptodev *dev;
int diag;
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_configure, -ENOTSUP);
- dev->data->session_pool = session_pool;
-
/* Setup new number of queue pairs and reconfigure device. */
diag = rte_cryptodev_queue_pairs_config(dev, config->nb_queue_pairs,
config->socket_id);
int
rte_cryptodev_queue_pair_setup(uint8_t dev_id, uint16_t queue_pair_id,
- const struct rte_cryptodev_qp_conf *qp_conf, int socket_id)
+ const struct rte_cryptodev_qp_conf *qp_conf, int socket_id,
+ struct rte_mempool *session_pool)
+
{
struct rte_cryptodev *dev;
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_pair_setup, -ENOTSUP);
return (*dev->dev_ops->queue_pair_setup)(dev, queue_pair_id, qp_conf,
- socket_id);
+ socket_id, session_pool);
}
}
-static void
-rte_cryptodev_sym_session_init(struct rte_mempool *mp,
- const struct rte_cryptodev *dev,
- struct rte_cryptodev_sym_session *sess)
+int
+rte_cryptodev_sym_session_init(uint8_t dev_id,
+ struct rte_cryptodev_sym_session *sess,
+ struct rte_crypto_sym_xform *xforms,
+ struct rte_mempool *mp)
{
- memset(sess, 0, mp->elt_size);
+ struct rte_cryptodev *dev;
+ uint8_t index;
+ int ret;
- if (dev->dev_ops->session_initialize)
- (*dev->dev_ops->session_initialize)(mp, sess);
-}
+ dev = rte_cryptodev_pmd_get_dev(dev_id);
+ if (sess == NULL || xforms == NULL || dev == NULL)
+ return -EINVAL;
-struct rte_cryptodev_sym_session *
-rte_cryptodev_sym_session_create(uint8_t dev_id,
- struct rte_crypto_sym_xform *xform)
-{
- struct rte_cryptodev *dev;
- struct rte_cryptodev_sym_session *sess;
- void *_sess;
+ index = dev->driver_id;
- if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
- CDEV_LOG_ERR("Invalid dev_id=%d", dev_id);
- return NULL;
+ if (sess->sess_private_data[index] == NULL) {
+ ret = dev->dev_ops->session_configure(dev, xforms, sess, mp);
+ if (ret < 0) {
+ CDEV_LOG_ERR(
+ "dev_id %d failed to configure session details",
+ dev_id);
+ return ret;
+ }
}
- dev = &rte_crypto_devices[dev_id];
+ return 0;
+}
+
+struct rte_cryptodev_sym_session *
+rte_cryptodev_sym_session_create(struct rte_mempool *mp)
+{
+ struct rte_cryptodev_sym_session *sess;
/* Allocate a session structure from the session pool */
- if (rte_mempool_get(dev->data->session_pool, &_sess)) {
- CDEV_LOG_ERR("Couldn't get object from session mempool");
+ if (rte_mempool_get(mp, (void **)&sess)) {
+ CDEV_LOG_ERR("couldn't get object from session mempool");
return NULL;
}
- sess = _sess;
-
- rte_cryptodev_sym_session_init(dev->data->session_pool, dev,
- sess);
- RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->session_configure, NULL);
- if (dev->dev_ops->session_configure(dev, xform, sess->_private) ==
- NULL) {
- CDEV_LOG_ERR("dev_id %d failed to configure session details",
- dev_id);
-
- /* Return session to mempool */
- rte_mempool_put(dev->data->session_pool, _sess);
- return NULL;
- }
+ /* Clear device session pointer */
+ memset(sess, 0, (sizeof(void *) * nb_drivers));
return sess;
}
/* The API is optional, not returning error if driver do not suuport */
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->qp_attach_session, 0);
- if (dev->dev_ops->qp_attach_session(dev, qp_id, sess->_private)) {
+
+ void *sess_priv = get_session_private_data(sess, dev->driver_id);
+
+ if (dev->dev_ops->qp_attach_session(dev, qp_id, sess_priv)) {
CDEV_LOG_ERR("dev_id %d failed to attach qp: %d with session",
dev_id, qp_id);
return -EPERM;
/* The API is optional, not returning error if driver do not suuport */
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->qp_detach_session, 0);
- if (dev->dev_ops->qp_detach_session(dev, qp_id, sess->_private)) {
+
+ void *sess_priv = get_session_private_data(sess, dev->driver_id);
+
+ if (dev->dev_ops->qp_detach_session(dev, qp_id, sess_priv)) {
CDEV_LOG_ERR("dev_id %d failed to detach qp: %d from session",
dev_id, qp_id);
return -EPERM;
return 0;
}
-struct rte_cryptodev_sym_session *
-rte_cryptodev_sym_session_free(uint8_t dev_id,
+
+int
+rte_cryptodev_sym_session_clear(uint8_t dev_id,
struct rte_cryptodev_sym_session *sess)
{
struct rte_cryptodev *dev;
- if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
- CDEV_LOG_ERR("Invalid dev_id=%d", dev_id);
- return sess;
- }
+ dev = rte_cryptodev_pmd_get_dev(dev_id);
- dev = &rte_crypto_devices[dev_id];
+ if (dev == NULL || sess == NULL)
+ return -EINVAL;
+
+ dev->dev_ops->session_clear(dev, sess);
- /* Let device implementation clear session material */
- RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->session_clear, sess);
- dev->dev_ops->session_clear(dev, (void *)sess->_private);
+ return 0;
+}
+
+int
+rte_cryptodev_sym_session_free(struct rte_cryptodev_sym_session *sess)
+{
+ uint8_t i;
+ void *sess_priv;
+ struct rte_mempool *sess_mp;
+
+ if (sess == NULL)
+ return -EINVAL;
+
+ /* Check that all device private data has been freed */
+ for (i = 0; i < nb_drivers; i++) {
+ sess_priv = get_session_private_data(sess, i);
+ if (sess_priv != NULL)
+ return -EBUSY;
+ }
/* Return session to mempool */
- struct rte_mempool *mp = rte_mempool_from_obj(sess);
- rte_mempool_put(mp, (void *)sess);
+ sess_mp = rte_mempool_from_obj(sess);
+ rte_mempool_put(sess_mp, sess);
- return NULL;
+ return 0;
+}
+
+unsigned int
+rte_cryptodev_get_header_session_size(void)
+{
+ /*
+ * Header contains pointers to the private data
+ * of all registered drivers
+ */
+ return (sizeof(void *) * nb_drivers);
}
unsigned int
rte_cryptodev_get_private_session_size(uint8_t dev_id)
{
struct rte_cryptodev *dev;
+ unsigned int header_size = sizeof(void *) * nb_drivers;
unsigned int priv_sess_size;
if (!rte_cryptodev_pmd_is_valid_dev(dev_id))
priv_sess_size = (*dev->dev_ops->session_get_size)(dev);
+ /*
+ * If size is less than session header size,
+ * return the latter, as this guarantees that
+ * sessionless operations will work
+ */
+ if (priv_sess_size < header_size)
+ return header_size;
+
return priv_sess_size;
}
__rte_crypto_op_reset(op, type);
- op->phys_addr = rte_mem_virt2phy(_op_data);
+ op->phys_addr = rte_mem_virt2iova(_op_data);
op->mempool = mempool;
}
static struct cryptodev_driver_list cryptodev_driver_list =
TAILQ_HEAD_INITIALIZER(cryptodev_driver_list);
-struct cryptodev_driver {
- TAILQ_ENTRY(cryptodev_driver) next; /**< Next in list. */
- const struct rte_driver *driver;
- uint8_t id;
-};
-
-static uint8_t nb_drivers;
-
int
rte_cryptodev_driver_id_get(const char *name)
{
return -1;
}
+const char *
+rte_cryptodev_name_get(uint8_t dev_id)
+{
+ struct rte_cryptodev *dev = rte_cryptodev_pmd_get_dev(dev_id);
+
+ if (dev == NULL)
+ return NULL;
+
+ return dev->data->name;
+}
+
const char *
rte_cryptodev_driver_name_get(uint8_t driver_id)
{
}
uint8_t
-rte_cryptodev_allocate_driver(const struct rte_driver *drv)
+rte_cryptodev_allocate_driver(struct cryptodev_driver *crypto_drv,
+ const struct rte_driver *drv)
{
- struct cryptodev_driver *driver;
-
- driver = malloc(sizeof(*driver));
- driver->driver = drv;
- driver->id = nb_drivers;
+ crypto_drv->driver = drv;
+ crypto_drv->id = nb_drivers;
- TAILQ_INSERT_TAIL(&cryptodev_driver_list, driver, next);
+ TAILQ_INSERT_TAIL(&cryptodev_driver_list, crypto_drv, next);
return nb_drivers++;
}