-/*-
- * 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 <rte_cryptodev.h>
+#include <cryptodev_pmd.h>
#include <rte_malloc.h>
#include "rte_cryptodev_scheduler_operations.h"
#include "scheduler_pmd_private.h"
struct rr_scheduler_qp_ctx {
- struct scheduler_slave slaves[MAX_SLAVES_NUM];
- uint32_t nb_slaves;
+ struct scheduler_worker workers[RTE_CRYPTODEV_SCHEDULER_MAX_NB_WORKERS];
+ uint32_t nb_workers;
- uint32_t last_enq_slave_idx;
- uint32_t last_deq_slave_idx;
+ uint32_t last_enq_worker_idx;
+ uint32_t last_deq_worker_idx;
};
static uint16_t
-schedule_enqueue(void *qp_ctx, struct rte_crypto_op **ops, uint16_t nb_ops)
+schedule_enqueue(void *qp, struct rte_crypto_op **ops, uint16_t nb_ops)
{
struct rr_scheduler_qp_ctx *rr_qp_ctx =
- ((struct scheduler_qp_ctx *)qp_ctx)->private_qp_ctx;
- uint32_t slave_idx = rr_qp_ctx->last_enq_slave_idx;
- struct scheduler_slave *slave = &rr_qp_ctx->slaves[slave_idx];
+ ((struct scheduler_qp_ctx *)qp)->private_qp_ctx;
+ uint32_t worker_idx = rr_qp_ctx->last_enq_worker_idx;
+ struct scheduler_worker *worker = &rr_qp_ctx->workers[worker_idx];
uint16_t i, processed_ops;
- struct rte_cryptodev_sym_session *sessions[nb_ops];
- struct scheduler_session *sess0, *sess1, *sess2, *sess3;
if (unlikely(nb_ops == 0))
return 0;
for (i = 0; i < nb_ops && i < 4; i++)
rte_prefetch0(ops[i]->sym->session);
- for (i = 0; (i < (nb_ops - 8)) && (nb_ops > 8); i += 4) {
- sess0 = (struct scheduler_session *)
- ops[i]->sym->session->_private;
- sess1 = (struct scheduler_session *)
- ops[i+1]->sym->session->_private;
- sess2 = (struct scheduler_session *)
- ops[i+2]->sym->session->_private;
- sess3 = (struct scheduler_session *)
- ops[i+3]->sym->session->_private;
-
- sessions[i] = ops[i]->sym->session;
- sessions[i + 1] = ops[i + 1]->sym->session;
- sessions[i + 2] = ops[i + 2]->sym->session;
- sessions[i + 3] = ops[i + 3]->sym->session;
-
- ops[i]->sym->session = sess0->sessions[slave_idx];
- ops[i + 1]->sym->session = sess1->sessions[slave_idx];
- ops[i + 2]->sym->session = sess2->sessions[slave_idx];
- ops[i + 3]->sym->session = sess3->sessions[slave_idx];
-
- rte_prefetch0(ops[i + 4]->sym->session);
- rte_prefetch0(ops[i + 5]->sym->session);
- rte_prefetch0(ops[i + 6]->sym->session);
- rte_prefetch0(ops[i + 7]->sym->session);
- }
-
- for (; i < nb_ops; i++) {
- sess0 = (struct scheduler_session *)
- ops[i]->sym->session->_private;
- ops[i]->sym->session = sess0->sessions[slave_idx];
- }
-
- processed_ops = rte_cryptodev_enqueue_burst(slave->dev_id,
- slave->qp_id, ops, nb_ops);
+ processed_ops = rte_cryptodev_enqueue_burst(worker->dev_id,
+ worker->qp_id, ops, nb_ops);
- slave->nb_inflight_cops += processed_ops;
+ worker->nb_inflight_cops += processed_ops;
- rr_qp_ctx->last_enq_slave_idx += 1;
- rr_qp_ctx->last_enq_slave_idx %= rr_qp_ctx->nb_slaves;
-
- /* recover session if enqueue is failed */
- if (unlikely(processed_ops < nb_ops)) {
- for (i = processed_ops; i < nb_ops; i++)
- ops[i]->sym->session = sessions[i];
- }
+ rr_qp_ctx->last_enq_worker_idx += 1;
+ rr_qp_ctx->last_enq_worker_idx %= rr_qp_ctx->nb_workers;
return processed_ops;
}
static uint16_t
-schedule_enqueue_ordering(void *qp_ctx, struct rte_crypto_op **ops,
+schedule_enqueue_ordering(void *qp, struct rte_crypto_op **ops,
uint16_t nb_ops)
{
- struct scheduler_qp_ctx *gen_qp_ctx = qp_ctx;
- struct rr_scheduler_qp_ctx *rr_qp_ctx =
- gen_qp_ctx->private_qp_ctx;
- uint32_t slave_idx = rr_qp_ctx->last_enq_slave_idx;
- struct scheduler_slave *slave = &rr_qp_ctx->slaves[slave_idx];
- uint16_t i, processed_ops;
- struct rte_cryptodev_sym_session *sessions[nb_ops];
- struct scheduler_session *sess0, *sess1, *sess2, *sess3;
-
- if (unlikely(nb_ops == 0))
- return 0;
-
- for (i = 0; i < nb_ops && i < 4; i++) {
- rte_prefetch0(ops[i]->sym->session);
- rte_prefetch0(ops[i]->sym->m_src);
- }
-
- for (i = 0; (i < (nb_ops - 8)) && (nb_ops > 8); i += 4) {
- sess0 = (struct scheduler_session *)
- ops[i]->sym->session->_private;
- sess1 = (struct scheduler_session *)
- ops[i+1]->sym->session->_private;
- sess2 = (struct scheduler_session *)
- ops[i+2]->sym->session->_private;
- sess3 = (struct scheduler_session *)
- ops[i+3]->sym->session->_private;
-
- sessions[i] = ops[i]->sym->session;
- sessions[i + 1] = ops[i + 1]->sym->session;
- sessions[i + 2] = ops[i + 2]->sym->session;
- sessions[i + 3] = ops[i + 3]->sym->session;
-
- ops[i]->sym->session = sess0->sessions[slave_idx];
- ops[i]->sym->m_src->seqn = gen_qp_ctx->seqn++;
- ops[i + 1]->sym->session = sess1->sessions[slave_idx];
- ops[i + 1]->sym->m_src->seqn = gen_qp_ctx->seqn++;
- ops[i + 2]->sym->session = sess2->sessions[slave_idx];
- ops[i + 2]->sym->m_src->seqn = gen_qp_ctx->seqn++;
- ops[i + 3]->sym->session = sess3->sessions[slave_idx];
- ops[i + 3]->sym->m_src->seqn = gen_qp_ctx->seqn++;
-
- rte_prefetch0(ops[i + 4]->sym->session);
- rte_prefetch0(ops[i + 4]->sym->m_src);
- rte_prefetch0(ops[i + 5]->sym->session);
- rte_prefetch0(ops[i + 5]->sym->m_src);
- rte_prefetch0(ops[i + 6]->sym->session);
- rte_prefetch0(ops[i + 6]->sym->m_src);
- rte_prefetch0(ops[i + 7]->sym->session);
- rte_prefetch0(ops[i + 7]->sym->m_src);
- }
-
- for (; i < nb_ops; i++) {
- sess0 = (struct scheduler_session *)
- ops[i]->sym->session->_private;
- ops[i]->sym->session = sess0->sessions[slave_idx];
- ops[i]->sym->m_src->seqn = gen_qp_ctx->seqn++;
- }
-
- processed_ops = rte_cryptodev_enqueue_burst(slave->dev_id,
- slave->qp_id, ops, nb_ops);
-
- slave->nb_inflight_cops += processed_ops;
-
- rr_qp_ctx->last_enq_slave_idx += 1;
- rr_qp_ctx->last_enq_slave_idx %= rr_qp_ctx->nb_slaves;
+ struct rte_ring *order_ring =
+ ((struct scheduler_qp_ctx *)qp)->order_ring;
+ uint16_t nb_ops_to_enq = get_max_enqueue_order_count(order_ring,
+ nb_ops);
+ uint16_t nb_ops_enqd = schedule_enqueue(qp, ops,
+ nb_ops_to_enq);
- /* recover session if enqueue is failed */
- if (unlikely(processed_ops < nb_ops)) {
- for (i = processed_ops; i < nb_ops; i++)
- ops[i]->sym->session = sessions[i];
- }
+ scheduler_order_insert(order_ring, ops, nb_ops_enqd);
- return processed_ops;
+ return nb_ops_enqd;
}
static uint16_t
-schedule_dequeue(void *qp_ctx, struct rte_crypto_op **ops, uint16_t nb_ops)
+schedule_dequeue(void *qp, struct rte_crypto_op **ops, uint16_t nb_ops)
{
struct rr_scheduler_qp_ctx *rr_qp_ctx =
- ((struct scheduler_qp_ctx *)qp_ctx)->private_qp_ctx;
- struct scheduler_slave *slave;
- uint32_t last_slave_idx = rr_qp_ctx->last_deq_slave_idx;
+ ((struct scheduler_qp_ctx *)qp)->private_qp_ctx;
+ struct scheduler_worker *worker;
+ uint32_t last_worker_idx = rr_qp_ctx->last_deq_worker_idx;
uint16_t nb_deq_ops;
- if (unlikely(rr_qp_ctx->slaves[last_slave_idx].nb_inflight_cops == 0)) {
+ if (unlikely(rr_qp_ctx->workers[last_worker_idx].nb_inflight_cops
+ == 0)) {
do {
- last_slave_idx += 1;
+ last_worker_idx += 1;
- if (unlikely(last_slave_idx >= rr_qp_ctx->nb_slaves))
- last_slave_idx = 0;
+ if (unlikely(last_worker_idx >= rr_qp_ctx->nb_workers))
+ last_worker_idx = 0;
/* looped back, means no inflight cops in the queue */
- if (last_slave_idx == rr_qp_ctx->last_deq_slave_idx)
+ if (last_worker_idx == rr_qp_ctx->last_deq_worker_idx)
return 0;
- } while (rr_qp_ctx->slaves[last_slave_idx].nb_inflight_cops
+ } while (rr_qp_ctx->workers[last_worker_idx].nb_inflight_cops
== 0);
}
- slave = &rr_qp_ctx->slaves[last_slave_idx];
+ worker = &rr_qp_ctx->workers[last_worker_idx];
- nb_deq_ops = rte_cryptodev_dequeue_burst(slave->dev_id,
- slave->qp_id, ops, nb_ops);
+ nb_deq_ops = rte_cryptodev_dequeue_burst(worker->dev_id,
+ worker->qp_id, ops, nb_ops);
- last_slave_idx += 1;
- last_slave_idx %= rr_qp_ctx->nb_slaves;
+ last_worker_idx += 1;
+ last_worker_idx %= rr_qp_ctx->nb_workers;
- rr_qp_ctx->last_deq_slave_idx = last_slave_idx;
+ rr_qp_ctx->last_deq_worker_idx = last_worker_idx;
- slave->nb_inflight_cops -= nb_deq_ops;
+ worker->nb_inflight_cops -= nb_deq_ops;
return nb_deq_ops;
}
static uint16_t
-schedule_dequeue_ordering(void *qp_ctx, struct rte_crypto_op **ops,
+schedule_dequeue_ordering(void *qp, struct rte_crypto_op **ops,
uint16_t nb_ops)
{
- struct scheduler_qp_ctx *gen_qp_ctx = (struct scheduler_qp_ctx *)qp_ctx;
- struct rr_scheduler_qp_ctx *rr_qp_ctx = (gen_qp_ctx->private_qp_ctx);
- struct scheduler_slave *slave;
- struct rte_reorder_buffer *reorder_buff = gen_qp_ctx->reorder_buf;
- struct rte_mbuf *mbuf0, *mbuf1, *mbuf2, *mbuf3;
- uint16_t nb_deq_ops, nb_drained_mbufs;
- const uint16_t nb_op_ops = nb_ops;
- struct rte_crypto_op *op_ops[nb_op_ops];
- struct rte_mbuf *reorder_mbufs[nb_op_ops];
- uint32_t last_slave_idx = rr_qp_ctx->last_deq_slave_idx;
- uint16_t i;
-
- if (unlikely(rr_qp_ctx->slaves[last_slave_idx].nb_inflight_cops == 0)) {
- do {
- last_slave_idx += 1;
-
- if (unlikely(last_slave_idx >= rr_qp_ctx->nb_slaves))
- last_slave_idx = 0;
- /* looped back, means no inflight cops in the queue */
- if (last_slave_idx == rr_qp_ctx->last_deq_slave_idx)
- return 0;
- } while (rr_qp_ctx->slaves[last_slave_idx].nb_inflight_cops
- == 0);
- }
-
- slave = &rr_qp_ctx->slaves[last_slave_idx];
-
- nb_deq_ops = rte_cryptodev_dequeue_burst(slave->dev_id,
- slave->qp_id, op_ops, nb_ops);
-
- rr_qp_ctx->last_deq_slave_idx += 1;
- rr_qp_ctx->last_deq_slave_idx %= rr_qp_ctx->nb_slaves;
-
- slave->nb_inflight_cops -= nb_deq_ops;
-
- for (i = 0; i < nb_deq_ops && i < 4; i++)
- rte_prefetch0(op_ops[i]->sym->m_src);
-
- for (i = 0; (i < (nb_deq_ops - 8)) && (nb_deq_ops > 8); i += 4) {
- mbuf0 = op_ops[i]->sym->m_src;
- mbuf1 = op_ops[i + 1]->sym->m_src;
- mbuf2 = op_ops[i + 2]->sym->m_src;
- mbuf3 = op_ops[i + 3]->sym->m_src;
-
- mbuf0->userdata = op_ops[i];
- mbuf1->userdata = op_ops[i + 1];
- mbuf2->userdata = op_ops[i + 2];
- mbuf3->userdata = op_ops[i + 3];
+ struct rte_ring *order_ring =
+ ((struct scheduler_qp_ctx *)qp)->order_ring;
- rte_reorder_insert(reorder_buff, mbuf0);
- rte_reorder_insert(reorder_buff, mbuf1);
- rte_reorder_insert(reorder_buff, mbuf2);
- rte_reorder_insert(reorder_buff, mbuf3);
+ schedule_dequeue(qp, ops, nb_ops);
- rte_prefetch0(op_ops[i + 4]->sym->m_src);
- rte_prefetch0(op_ops[i + 5]->sym->m_src);
- rte_prefetch0(op_ops[i + 6]->sym->m_src);
- rte_prefetch0(op_ops[i + 7]->sym->m_src);
- }
-
- for (; i < nb_deq_ops; i++) {
- mbuf0 = op_ops[i]->sym->m_src;
- mbuf0->userdata = op_ops[i];
- rte_reorder_insert(reorder_buff, mbuf0);
- }
-
- nb_drained_mbufs = rte_reorder_drain(reorder_buff, reorder_mbufs,
- nb_ops);
- for (i = 0; i < nb_drained_mbufs && i < 4; i++)
- rte_prefetch0(reorder_mbufs[i]);
-
- for (i = 0; (i < (nb_drained_mbufs - 8)) && (nb_drained_mbufs > 8);
- i += 4) {
- ops[i] = *(struct rte_crypto_op **)reorder_mbufs[i]->userdata;
- ops[i + 1] = *(struct rte_crypto_op **)
- reorder_mbufs[i + 1]->userdata;
- ops[i + 2] = *(struct rte_crypto_op **)
- reorder_mbufs[i + 2]->userdata;
- ops[i + 3] = *(struct rte_crypto_op **)
- reorder_mbufs[i + 3]->userdata;
-
- reorder_mbufs[i]->userdata = NULL;
- reorder_mbufs[i + 1]->userdata = NULL;
- reorder_mbufs[i + 2]->userdata = NULL;
- reorder_mbufs[i + 3]->userdata = NULL;
-
- rte_prefetch0(reorder_mbufs[i + 4]);
- rte_prefetch0(reorder_mbufs[i + 5]);
- rte_prefetch0(reorder_mbufs[i + 6]);
- rte_prefetch0(reorder_mbufs[i + 7]);
- }
-
- for (; i < nb_drained_mbufs; i++) {
- ops[i] = *(struct rte_crypto_op **)
- reorder_mbufs[i]->userdata;
- reorder_mbufs[i]->userdata = NULL;
- }
-
- return nb_drained_mbufs;
+ return scheduler_order_drain(order_ring, ops, nb_ops);
}
static int
-slave_attach(__rte_unused struct rte_cryptodev *dev,
- __rte_unused uint8_t slave_id)
+worker_attach(__rte_unused struct rte_cryptodev *dev,
+ __rte_unused uint8_t worker_id)
{
return 0;
}
static int
-slave_detach(__rte_unused struct rte_cryptodev *dev,
- __rte_unused uint8_t slave_id)
+worker_detach(__rte_unused struct rte_cryptodev *dev,
+ __rte_unused uint8_t worker_id)
{
return 0;
}
struct scheduler_ctx *sched_ctx = dev->data->dev_private;
uint16_t i;
+ if (sched_ctx->reordering_enabled) {
+ dev->enqueue_burst = &schedule_enqueue_ordering;
+ dev->dequeue_burst = &schedule_dequeue_ordering;
+ } else {
+ dev->enqueue_burst = &schedule_enqueue;
+ dev->dequeue_burst = &schedule_dequeue;
+ }
+
for (i = 0; i < dev->data->nb_queue_pairs; i++) {
struct scheduler_qp_ctx *qp_ctx = dev->data->queue_pairs[i];
struct rr_scheduler_qp_ctx *rr_qp_ctx =
qp_ctx->private_qp_ctx;
uint32_t j;
- memset(rr_qp_ctx->slaves, 0, MAX_SLAVES_NUM *
- sizeof(struct scheduler_slave));
- for (j = 0; j < sched_ctx->nb_slaves; j++) {
- rr_qp_ctx->slaves[j].dev_id =
- sched_ctx->slaves[j].dev_id;
- rr_qp_ctx->slaves[j].qp_id = i;
+ memset(rr_qp_ctx->workers, 0,
+ RTE_CRYPTODEV_SCHEDULER_MAX_NB_WORKERS *
+ sizeof(struct scheduler_worker));
+ for (j = 0; j < sched_ctx->nb_workers; j++) {
+ rr_qp_ctx->workers[j].dev_id =
+ sched_ctx->workers[j].dev_id;
+ rr_qp_ctx->workers[j].qp_id = i;
}
- rr_qp_ctx->nb_slaves = sched_ctx->nb_slaves;
-
- rr_qp_ctx->last_enq_slave_idx = 0;
- rr_qp_ctx->last_deq_slave_idx = 0;
+ rr_qp_ctx->nb_workers = sched_ctx->nb_workers;
- if (sched_ctx->reordering_enabled) {
- qp_ctx->schedule_enqueue = &schedule_enqueue_ordering;
- qp_ctx->schedule_dequeue = &schedule_dequeue_ordering;
- } else {
- qp_ctx->schedule_enqueue = &schedule_enqueue;
- qp_ctx->schedule_dequeue = &schedule_dequeue;
- }
+ rr_qp_ctx->last_enq_worker_idx = 0;
+ rr_qp_ctx->last_deq_worker_idx = 0;
}
return 0;
rr_qp_ctx = rte_zmalloc_socket(NULL, sizeof(*rr_qp_ctx), 0,
rte_socket_id());
if (!rr_qp_ctx) {
- CS_LOG_ERR("failed allocate memory for private queue pair");
+ CR_SCHED_LOG(ERR, "failed allocate memory for private queue pair");
return -ENOMEM;
}
return 0;
}
-struct rte_cryptodev_scheduler_ops scheduler_rr_ops = {
- slave_attach,
- slave_detach,
+static struct rte_cryptodev_scheduler_ops scheduler_rr_ops = {
+ worker_attach,
+ worker_detach,
scheduler_start,
scheduler_stop,
scheduler_config_qp,
- scheduler_create_private_ctx
+ scheduler_create_private_ctx,
+ NULL, /* option_set */
+ NULL /* option_get */
};
-struct rte_cryptodev_scheduler scheduler = {
+static struct rte_cryptodev_scheduler scheduler = {
.name = "roundrobin-scheduler",
.description = "scheduler which will round robin burst across "
- "slave crypto devices",
+ "worker crypto devices",
.mode = CDEV_SCHED_MODE_ROUNDROBIN,
.ops = &scheduler_rr_ops
};
-struct rte_cryptodev_scheduler *roundrobin_scheduler = &scheduler;
+struct rte_cryptodev_scheduler *crypto_scheduler_roundrobin = &scheduler;