-/*-
- * BSD LICENSE
- *
- * Copyright(c) 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) 2017 Intel Corporation
*/
#include <string.h>
-#include <rte_config.h>
#include <rte_common.h>
#include <rte_malloc.h>
#include <rte_dev.h>
#include <rte_cryptodev.h>
#include <rte_cryptodev_pmd.h>
-#include <rte_cryptodev_vdev.h>
#include <rte_reorder.h>
#include "scheduler_pmd_private.h"
int status;
if (!slave_dev) {
- CS_LOG_ERR("Failed to locate slave dev %s",
+ CR_SCHED_LOG(ERR, "Failed to locate slave dev %s",
dev_name);
return -EINVAL;
}
scheduler_id, slave_dev->data->dev_id);
if (status < 0) {
- CS_LOG_ERR("Failed to attach slave cryptodev %u",
+ CR_SCHED_LOG(ERR, "Failed to attach slave cryptodev %u",
slave_dev->data->dev_id);
return status;
}
- CS_LOG_INFO("Scheduler %s attached slave %s\n",
+ CR_SCHED_LOG(INFO, "Scheduler %s attached slave %s",
dev->data->name,
sched_ctx->init_slave_names[i]);
rte_free(sched_ctx->init_slave_names[i]);
+ sched_ctx->init_slave_names[i] = NULL;
sched_ctx->nb_init_slaves -= 1;
}
/** Configure device */
static int
scheduler_pmd_config(struct rte_cryptodev *dev,
- struct rte_cryptodev_config *config __rte_unused)
+ struct rte_cryptodev_config *config)
{
+ struct scheduler_ctx *sched_ctx = dev->data->dev_private;
+ uint32_t i;
int ret;
/* although scheduler_attach_init_slave presents multiple times,
if (ret < 0)
return ret;
+ for (i = 0; i < sched_ctx->nb_slaves; i++) {
+ uint8_t slave_dev_id = sched_ctx->slaves[i].dev_id;
+
+ ret = rte_cryptodev_configure(slave_dev_id, config);
+ if (ret < 0)
+ break;
+ }
+
return ret;
}
if (snprintf(order_ring_name, RTE_CRYPTODEV_NAME_MAX_LEN,
"%s_rb_%u_%u", RTE_STR(CRYPTODEV_NAME_SCHEDULER_PMD),
dev->data->dev_id, qp_id) < 0) {
- CS_LOG_ERR("failed to create unique reorder buffer "
+ CR_SCHED_LOG(ERR, "failed to create unique reorder buffer"
"name");
return -ENOMEM;
}
buff_size, rte_socket_id(),
RING_F_SP_ENQ | RING_F_SC_DEQ);
if (!qp_ctx->order_ring) {
- CS_LOG_ERR("failed to create order ring");
+ CR_SCHED_LOG(ERR, "failed to create order ring");
return -ENOMEM;
}
} else {
for (i = 0; i < dev->data->nb_queue_pairs; i++) {
ret = update_order_ring(dev, i);
if (ret < 0) {
- CS_LOG_ERR("Failed to update reorder buffer");
+ CR_SCHED_LOG(ERR, "Failed to update reorder buffer");
return ret;
}
}
if (sched_ctx->mode == CDEV_SCHED_MODE_NOT_SET) {
- CS_LOG_ERR("Scheduler mode is not set");
+ CR_SCHED_LOG(ERR, "Scheduler mode is not set");
return -1;
}
if (!sched_ctx->nb_slaves) {
- CS_LOG_ERR("No slave in the scheduler");
+ CR_SCHED_LOG(ERR, "No slave in the scheduler");
return -1;
}
uint8_t slave_dev_id = sched_ctx->slaves[i].dev_id;
if ((*sched_ctx->ops.slave_attach)(dev, slave_dev_id) < 0) {
- CS_LOG_ERR("Failed to attach slave");
+ CR_SCHED_LOG(ERR, "Failed to attach slave");
return -ENOTSUP;
}
}
RTE_FUNC_PTR_OR_ERR_RET(*sched_ctx->ops.scheduler_start, -ENOTSUP);
if ((*sched_ctx->ops.scheduler_start)(dev) < 0) {
- CS_LOG_ERR("Scheduler start failed");
+ CR_SCHED_LOG(ERR, "Scheduler start failed");
return -1;
}
ret = (*slave_dev->dev_ops->dev_start)(slave_dev);
if (ret < 0) {
- CS_LOG_ERR("Failed to start slave dev %u",
+ CR_SCHED_LOG(ERR, "Failed to start slave dev %u",
slave_dev_id);
return ret;
}
}
}
- if (sched_ctx->private_ctx)
+ if (sched_ctx->private_ctx) {
rte_free(sched_ctx->private_ctx);
+ sched_ctx->private_ctx = NULL;
+ }
- if (sched_ctx->capabilities)
+ if (sched_ctx->capabilities) {
rte_free(sched_ctx->capabilities);
+ sched_ctx->capabilities = NULL;
+ }
return 0;
}
struct rte_cryptodev_info *dev_info)
{
struct scheduler_ctx *sched_ctx = dev->data->dev_private;
- uint32_t max_nb_sessions = sched_ctx->nb_slaves ?
- UINT32_MAX : RTE_CRYPTODEV_VDEV_DEFAULT_MAX_NB_SESSIONS;
+ uint32_t max_nb_sess = 0;
+ uint16_t headroom_sz = 0;
+ uint16_t tailroom_sz = 0;
uint32_t i;
if (!dev_info)
struct rte_cryptodev_info slave_info;
rte_cryptodev_info_get(slave_dev_id, &slave_info);
- max_nb_sessions = slave_info.sym.max_nb_sessions <
- max_nb_sessions ?
- slave_info.sym.max_nb_sessions :
- max_nb_sessions;
+ uint32_t dev_max_sess = slave_info.sym.max_nb_sessions;
+ if (dev_max_sess != 0) {
+ if (max_nb_sess == 0 || dev_max_sess < max_nb_sess)
+ max_nb_sess = slave_info.sym.max_nb_sessions;
+ }
+
+ /* Get the max headroom requirement among slave PMDs */
+ headroom_sz = slave_info.min_mbuf_headroom_req >
+ headroom_sz ?
+ slave_info.min_mbuf_headroom_req :
+ headroom_sz;
+
+ /* Get the max tailroom requirement among slave PMDs */
+ tailroom_sz = slave_info.min_mbuf_tailroom_req >
+ tailroom_sz ?
+ slave_info.min_mbuf_tailroom_req :
+ tailroom_sz;
}
dev_info->driver_id = dev->driver_id;
dev_info->feature_flags = dev->feature_flags;
dev_info->capabilities = sched_ctx->capabilities;
dev_info->max_nb_queue_pairs = sched_ctx->max_nb_queue_pairs;
- dev_info->sym.max_nb_sessions = max_nb_sessions;
+ dev_info->min_mbuf_headroom_req = headroom_sz;
+ dev_info->min_mbuf_tailroom_req = tailroom_sz;
+ dev_info->sym.max_nb_sessions = max_nb_sess;
}
/** Release queue pair */
if (snprintf(name, RTE_CRYPTODEV_NAME_MAX_LEN,
"CRYTO_SCHE PMD %u QP %u",
dev->data->dev_id, qp_id) < 0) {
- CS_LOG_ERR("Failed to create unique queue pair name");
+ CR_SCHED_LOG(ERR, "Failed to create unique queue pair name");
return -EFAULT;
}
for (i = 0; i < sched_ctx->nb_slaves; i++) {
uint8_t slave_id = sched_ctx->slaves[i].dev_id;
+ /*
+ * All slaves will share the same session mempool
+ * for session-less operations, so the objects
+ * must be big enough for all the drivers used.
+ */
ret = rte_cryptodev_queue_pair_setup(slave_id, qp_id,
qp_conf, socket_id);
if (ret < 0)
*/
ret = scheduler_attach_init_slave(dev);
if (ret < 0) {
- CS_LOG_ERR("Failed to attach slave");
+ CR_SCHED_LOG(ERR, "Failed to attach slave");
scheduler_pmd_qp_release(dev, qp_id);
return ret;
}
if (*sched_ctx->ops.config_queue_pair) {
if ((*sched_ctx->ops.config_queue_pair)(dev, qp_id) < 0) {
- CS_LOG_ERR("Unable to configure queue pair");
+ CR_SCHED_LOG(ERR, "Unable to configure queue pair");
return -1;
}
}
return 0;
}
-/** Start queue pair */
-static int
-scheduler_pmd_qp_start(__rte_unused struct rte_cryptodev *dev,
- __rte_unused uint16_t queue_pair_id)
+static uint32_t
+scheduler_pmd_sym_session_get_size(struct rte_cryptodev *dev __rte_unused)
{
- return -ENOTSUP;
-}
+ struct scheduler_ctx *sched_ctx = dev->data->dev_private;
+ uint8_t i = 0;
+ uint32_t max_priv_sess_size = 0;
-/** Stop queue pair */
-static int
-scheduler_pmd_qp_stop(__rte_unused struct rte_cryptodev *dev,
- __rte_unused uint16_t queue_pair_id)
-{
- return -ENOTSUP;
-}
+ /* Check what is the maximum private session size for all slaves */
+ for (i = 0; i < sched_ctx->nb_slaves; i++) {
+ uint8_t slave_dev_id = sched_ctx->slaves[i].dev_id;
+ struct rte_cryptodev *dev = &rte_cryptodevs[slave_dev_id];
+ uint32_t priv_sess_size = (*dev->dev_ops->sym_session_get_size)(dev);
-/** Return the number of allocated queue pairs */
-static uint32_t
-scheduler_pmd_qp_count(struct rte_cryptodev *dev)
-{
- return dev->data->nb_queue_pairs;
-}
+ if (max_priv_sess_size < priv_sess_size)
+ max_priv_sess_size = priv_sess_size;
+ }
-static uint32_t
-scheduler_pmd_session_get_size(struct rte_cryptodev *dev __rte_unused)
-{
- return sizeof(struct scheduler_session);
+ return max_priv_sess_size;
}
static int
-config_slave_sess(struct scheduler_ctx *sched_ctx,
- struct rte_crypto_sym_xform *xform,
- struct scheduler_session *sess,
- uint32_t create)
+scheduler_pmd_sym_session_configure(struct rte_cryptodev *dev,
+ struct rte_crypto_sym_xform *xform,
+ struct rte_cryptodev_sym_session *sess,
+ struct rte_mempool *mempool)
{
+ struct scheduler_ctx *sched_ctx = dev->data->dev_private;
uint32_t i;
+ int ret;
for (i = 0; i < sched_ctx->nb_slaves; i++) {
struct scheduler_slave *slave = &sched_ctx->slaves[i];
- if (sess->sessions[i]) {
- if (create)
- continue;
- /* !create */
- sess->sessions[i] = rte_cryptodev_sym_session_free(
- slave->dev_id, sess->sessions[i]);
- } else {
- if (!create)
- continue;
- /* create */
- sess->sessions[i] =
- rte_cryptodev_sym_session_create(
- slave->dev_id, xform);
- if (!sess->sessions[i]) {
- config_slave_sess(sched_ctx, NULL, sess, 0);
- return -1;
- }
+ ret = rte_cryptodev_sym_session_init(slave->dev_id, sess,
+ xform, mempool);
+ if (ret < 0) {
+ CR_SCHED_LOG(ERR, "unable to config sym session");
+ return ret;
}
}
/** Clear the memory of session so it doesn't leave key material behind */
static void
-scheduler_pmd_session_clear(struct rte_cryptodev *dev,
- void *sess)
+scheduler_pmd_sym_session_clear(struct rte_cryptodev *dev,
+ struct rte_cryptodev_sym_session *sess)
{
struct scheduler_ctx *sched_ctx = dev->data->dev_private;
+ uint32_t i;
- config_slave_sess(sched_ctx, NULL, sess, 0);
-
- memset(sess, 0, sizeof(struct scheduler_session));
-}
-
-static void *
-scheduler_pmd_session_configure(struct rte_cryptodev *dev,
- struct rte_crypto_sym_xform *xform, void *sess)
-{
- struct scheduler_ctx *sched_ctx = dev->data->dev_private;
+ /* Clear private data of slaves */
+ for (i = 0; i < sched_ctx->nb_slaves; i++) {
+ struct scheduler_slave *slave = &sched_ctx->slaves[i];
- if (config_slave_sess(sched_ctx, xform, sess, 1) < 0) {
- CS_LOG_ERR("unabled to config sym session");
- return NULL;
+ rte_cryptodev_sym_session_clear(slave->dev_id, sess);
}
-
- return sess;
}
-struct rte_cryptodev_ops scheduler_pmd_ops = {
+static struct rte_cryptodev_ops scheduler_pmd_ops = {
.dev_configure = scheduler_pmd_config,
.dev_start = scheduler_pmd_start,
.dev_stop = scheduler_pmd_stop,
.queue_pair_setup = scheduler_pmd_qp_setup,
.queue_pair_release = scheduler_pmd_qp_release,
- .queue_pair_start = scheduler_pmd_qp_start,
- .queue_pair_stop = scheduler_pmd_qp_stop,
- .queue_pair_count = scheduler_pmd_qp_count,
- .session_get_size = scheduler_pmd_session_get_size,
- .session_configure = scheduler_pmd_session_configure,
- .session_clear = scheduler_pmd_session_clear,
+ .sym_session_get_size = scheduler_pmd_sym_session_get_size,
+ .sym_session_configure = scheduler_pmd_sym_session_configure,
+ .sym_session_clear = scheduler_pmd_sym_session_clear,
};
struct rte_cryptodev_ops *rte_crypto_scheduler_pmd_ops = &scheduler_pmd_ops;