-/*
- * BSD LICENSE
- *
- * Copyright (C) Cavium 2017.
- *
- * 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 Cavium 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 Cavium, Inc
*/
#include "test_perf_common.h"
-/* See http://dpdk.org/doc/guides/tools/testeventdev.html for test details */
+/* See http://doc.dpdk.org/guides/tools/testeventdev.html for test details */
static inline int
perf_queue_nb_event_queues(struct evt_options *opt)
{
/* nb_queues = number of producers * number of stages */
- return evt_nr_active_lcores(opt->plcores) * opt->nb_stages;
+ uint8_t nb_prod = opt->prod_type == EVT_PROD_TYPE_ETH_RX_ADPTR ?
+ rte_eth_dev_count_avail() : evt_nr_active_lcores(opt->plcores);
+ return nb_prod * opt->nb_stages;
+}
+
+static __rte_always_inline void
+mark_fwd_latency(struct rte_event *const ev,
+ const uint8_t nb_stages)
+{
+ if (unlikely((ev->queue_id % nb_stages) == 0)) {
+ struct perf_elt *const m = ev->event_ptr;
+
+ m->timestamp = rte_get_timer_cycles();
+ }
+}
+
+static __rte_always_inline void
+fwd_event(struct rte_event *const ev, uint8_t *const sched_type_list,
+ const uint8_t nb_stages)
+{
+ ev->queue_id++;
+ ev->sched_type = sched_type_list[ev->queue_id % nb_stages];
+ ev->op = RTE_EVENT_OP_FORWARD;
+ ev->event_type = RTE_EVENT_TYPE_CPU;
+}
+
+static int
+perf_queue_worker(void *arg, const int enable_fwd_latency)
+{
+ PERF_WORKER_INIT;
+ struct rte_event ev;
+
+ while (t->done == false) {
+ uint16_t event = rte_event_dequeue_burst(dev, port, &ev, 1, 0);
+
+ if (!event) {
+ rte_pause();
+ continue;
+ }
+ if (enable_fwd_latency && !prod_timer_type)
+ /* first q in pipeline, mark timestamp to compute fwd latency */
+ mark_fwd_latency(&ev, nb_stages);
+
+ /* last stage in pipeline */
+ if (unlikely((ev.queue_id % nb_stages) == laststage)) {
+ if (enable_fwd_latency)
+ cnt = perf_process_last_stage_latency(pool,
+ &ev, w, bufs, sz, cnt);
+ else
+ cnt = perf_process_last_stage(pool,
+ &ev, w, bufs, sz, cnt);
+ } else {
+ fwd_event(&ev, sched_type_list, nb_stages);
+ while (rte_event_enqueue_burst(dev, port, &ev, 1) != 1)
+ rte_pause();
+ }
+ }
+ return 0;
+}
+
+static int
+perf_queue_worker_burst(void *arg, const int enable_fwd_latency)
+{
+ PERF_WORKER_INIT;
+ uint16_t i;
+ /* +1 to avoid prefetch out of array check */
+ struct rte_event ev[BURST_SIZE + 1];
+
+ while (t->done == false) {
+ uint16_t const nb_rx = rte_event_dequeue_burst(dev, port, ev,
+ BURST_SIZE, 0);
+
+ if (!nb_rx) {
+ rte_pause();
+ continue;
+ }
+
+ for (i = 0; i < nb_rx; i++) {
+ if (enable_fwd_latency && !prod_timer_type) {
+ rte_prefetch0(ev[i+1].event_ptr);
+ /* first queue in pipeline.
+ * mark time stamp to compute fwd latency
+ */
+ mark_fwd_latency(&ev[i], nb_stages);
+ }
+ /* last stage in pipeline */
+ if (unlikely((ev[i].queue_id % nb_stages) ==
+ laststage)) {
+ if (enable_fwd_latency)
+ cnt = perf_process_last_stage_latency(
+ pool, &ev[i], w, bufs, sz, cnt);
+ else
+ cnt = perf_process_last_stage(pool,
+ &ev[i], w, bufs, sz, cnt);
+
+ ev[i].op = RTE_EVENT_OP_RELEASE;
+ } else {
+ fwd_event(&ev[i], sched_type_list, nb_stages);
+ }
+ }
+
+ uint16_t enq;
+
+ enq = rte_event_enqueue_burst(dev, port, ev, nb_rx);
+ while (enq < nb_rx) {
+ enq += rte_event_enqueue_burst(dev, port,
+ ev + enq, nb_rx - enq);
+ }
+ }
+ return 0;
+}
+
+static int
+worker_wrapper(void *arg)
+{
+ struct worker_data *w = arg;
+ struct evt_options *opt = w->t->opt;
+
+ const bool burst = evt_has_burst_mode(w->dev_id);
+ const int fwd_latency = opt->fwd_latency;
+
+ /* allow compiler to optimize */
+ if (!burst && !fwd_latency)
+ return perf_queue_worker(arg, 0);
+ else if (!burst && fwd_latency)
+ return perf_queue_worker(arg, 1);
+ else if (burst && !fwd_latency)
+ return perf_queue_worker_burst(arg, 0);
+ else if (burst && fwd_latency)
+ return perf_queue_worker_burst(arg, 1);
+
+ rte_panic("invalid worker\n");
+}
+
+static int
+perf_queue_launch_lcores(struct evt_test *test, struct evt_options *opt)
+{
+ return perf_launch_lcores(test, opt, worker_wrapper);
}
static int
uint8_t queue;
int nb_stages = opt->nb_stages;
int ret;
+ int nb_ports;
+ int nb_queues;
+ uint16_t prod;
+ struct rte_event_dev_info dev_info;
+ struct test_perf *t = evt_test_priv(test);
- const struct rte_event_dev_config config = {
- .nb_event_queues = perf_queue_nb_event_queues(opt),
- .nb_event_ports = perf_nb_event_ports(opt),
- .nb_events_limit = 4096,
- .nb_event_queue_flows = opt->nb_flows,
- .nb_event_port_dequeue_depth = 128,
- .nb_event_port_enqueue_depth = 128,
- };
+ nb_ports = evt_nr_active_lcores(opt->wlcores);
+ nb_ports += opt->prod_type == EVT_PROD_TYPE_ETH_RX_ADPTR ||
+ opt->prod_type == EVT_PROD_TYPE_EVENT_TIMER_ADPTR ? 0 :
+ evt_nr_active_lcores(opt->plcores);
+
+ nb_queues = perf_queue_nb_event_queues(opt);
+
+ memset(&dev_info, 0, sizeof(struct rte_event_dev_info));
+ ret = rte_event_dev_info_get(opt->dev_id, &dev_info);
+ if (ret) {
+ evt_err("failed to get eventdev info %d", opt->dev_id);
+ return ret;
+ }
- ret = rte_event_dev_configure(opt->dev_id, &config);
+ ret = evt_configure_eventdev(opt, nb_queues, nb_ports);
if (ret) {
evt_err("failed to configure eventdev %d", opt->dev_id);
return ret;
.nb_atomic_order_sequences = opt->nb_flows,
};
/* queue configurations */
- for (queue = 0; queue < perf_queue_nb_event_queues(opt); queue++) {
- q_conf.event_queue_cfg = evt_sched_type2queue_cfg
- (opt->sched_type_list[queue % nb_stages]);
+ for (queue = 0; queue < nb_queues; queue++) {
+ q_conf.schedule_type =
+ (opt->sched_type_list[queue % nb_stages]);
if (opt->q_priority) {
uint8_t stage_pos = queue % nb_stages;
}
}
+ if (opt->wkr_deq_dep > dev_info.max_event_port_dequeue_depth)
+ opt->wkr_deq_dep = dev_info.max_event_port_dequeue_depth;
+
+ /* port configuration */
+ const struct rte_event_port_conf p_conf = {
+ .dequeue_depth = opt->wkr_deq_dep,
+ .enqueue_depth = dev_info.max_event_port_dequeue_depth,
+ .new_event_threshold = dev_info.max_num_events,
+ };
+
ret = perf_event_dev_port_setup(test, opt, nb_stages /* stride */,
- perf_queue_nb_event_queues(opt));
+ nb_queues, &p_conf);
if (ret)
return ret;
+ if (!evt_has_distributed_sched(opt->dev_id)) {
+ uint32_t service_id;
+ rte_event_dev_service_id_get(opt->dev_id, &service_id);
+ ret = evt_service_setup(service_id);
+ if (ret) {
+ evt_err("No service lcore found to run event dev.");
+ return ret;
+ }
+ }
+
ret = rte_event_dev_start(opt->dev_id);
if (ret) {
evt_err("failed to start eventdev %d", opt->dev_id);
return ret;
}
+ if (opt->prod_type == EVT_PROD_TYPE_ETH_RX_ADPTR) {
+ RTE_ETH_FOREACH_DEV(prod) {
+ ret = rte_eth_dev_start(prod);
+ if (ret) {
+ evt_err("Ethernet dev [%d] failed to start. Using synthetic producer",
+ prod);
+ return ret;
+ }
+
+ ret = rte_event_eth_rx_adapter_start(prod);
+ if (ret) {
+ evt_err("Rx adapter[%d] start failed", prod);
+ return ret;
+ }
+ printf("%s: Port[%d] using Rx adapter[%d] started\n",
+ __func__, prod, prod);
+ }
+ } else if (opt->prod_type == EVT_PROD_TYPE_EVENT_TIMER_ADPTR) {
+ for (prod = 0; prod < opt->nb_timer_adptrs; prod++) {
+ ret = rte_event_timer_adapter_start(
+ t->timer_adptr[prod]);
+ if (ret) {
+ evt_err("failed to Start event timer adapter %d"
+ , prod);
+ return ret;
+ }
+ }
+ }
+
return 0;
}
.opt_dump = perf_queue_opt_dump,
.test_setup = perf_test_setup,
.mempool_setup = perf_mempool_setup,
+ .ethdev_setup = perf_ethdev_setup,
.eventdev_setup = perf_queue_eventdev_setup,
+ .launch_lcores = perf_queue_launch_lcores,
.eventdev_destroy = perf_eventdev_destroy,
.mempool_destroy = perf_mempool_destroy,
+ .ethdev_destroy = perf_ethdev_destroy,
.test_result = perf_test_result,
.test_destroy = perf_test_destroy,
};
git.droids-corp.org / dpdk.git / blobdiff