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/*
* BSD LICENSE
*
* Copyright (C) Cavium, Inc 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, Inc 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.
*/
#ifndef _TEST_PERF_COMMON_
#define _TEST_PERF_COMMON_
#include <stdio.h>
#include <stdbool.h>
#include <unistd.h>
#include <rte_cycles.h>
#include <rte_eventdev.h>
#include <rte_lcore.h>
#include <rte_malloc.h>
#include <rte_mempool.h>
#include <rte_prefetch.h>
#include "evt_common.h"
#include "evt_options.h"
#include "evt_test.h"
struct test_perf;
struct worker_data {
uint64_t processed_pkts;
uint64_t latency;
uint8_t dev_id;
uint8_t port_id;
struct test_perf *t;
} __rte_cache_aligned;
struct prod_data {
uint8_t dev_id;
uint8_t port_id;
uint8_t queue_id;
struct test_perf *t;
} __rte_cache_aligned;
struct test_perf {
/* Don't change the offset of "done". Signal handler use this memory
* to terminate all lcores work.
*/
int done;
uint64_t outstand_pkts;
uint8_t nb_workers;
enum evt_test_result result;
uint32_t nb_flows;
uint64_t nb_pkts;
struct rte_mempool *pool;
struct prod_data prod[EVT_MAX_PORTS];
struct worker_data worker[EVT_MAX_PORTS];
struct evt_options *opt;
uint8_t sched_type_list[EVT_MAX_STAGES] __rte_cache_aligned;
} __rte_cache_aligned;
struct perf_elt {
uint64_t timestamp;
} __rte_cache_aligned;
#define BURST_SIZE 16
#define PERF_WORKER_INIT\
struct worker_data *w = arg;\
struct test_perf *t = w->t;\
struct evt_options *opt = t->opt;\
const uint8_t dev = w->dev_id;\
const uint8_t port = w->port_id;\
uint8_t *const sched_type_list = &t->sched_type_list[0];\
struct rte_mempool *const pool = t->pool;\
const uint8_t nb_stages = t->opt->nb_stages;\
const uint8_t laststage = nb_stages - 1;\
uint8_t cnt = 0;\
void *bufs[16] __rte_cache_aligned;\
int const sz = RTE_DIM(bufs);\
if (opt->verbose_level > 1)\
printf("%s(): lcore %d dev_id %d port=%d\n", __func__,\
rte_lcore_id(), dev, port)
static inline __attribute__((always_inline)) int
perf_process_last_stage(struct rte_mempool *const pool,
struct rte_event *const ev, struct worker_data *const w,
void *bufs[], int const buf_sz, uint8_t count)
{
bufs[count++] = ev->event_ptr;
w->processed_pkts++;
rte_smp_wmb();
if (unlikely(count == buf_sz)) {
count = 0;
rte_mempool_put_bulk(pool, bufs, buf_sz);
}
return count;
}
static inline __attribute__((always_inline)) uint8_t
perf_process_last_stage_latency(struct rte_mempool *const pool,
struct rte_event *const ev, struct worker_data *const w,
void *bufs[], int const buf_sz, uint8_t count)
{
uint64_t latency;
struct perf_elt *const m = ev->event_ptr;
bufs[count++] = ev->event_ptr;
w->processed_pkts++;
if (unlikely(count == buf_sz)) {
count = 0;
latency = rte_get_timer_cycles() - m->timestamp;
rte_mempool_put_bulk(pool, bufs, buf_sz);
} else {
latency = rte_get_timer_cycles() - m->timestamp;
}
w->latency += latency;
rte_smp_wmb();
return count;
}
static inline int
perf_nb_event_ports(struct evt_options *opt)
{
return evt_nr_active_lcores(opt->wlcores) +
evt_nr_active_lcores(opt->plcores);
}
int perf_test_result(struct evt_test *test, struct evt_options *opt);
int perf_opt_check(struct evt_options *opt, uint64_t nb_queues);
int perf_test_setup(struct evt_test *test, struct evt_options *opt);
int perf_mempool_setup(struct evt_test *test, struct evt_options *opt);
int perf_event_dev_port_setup(struct evt_test *test, struct evt_options *opt,
uint8_t stride, uint8_t nb_queues);
int perf_launch_lcores(struct evt_test *test, struct evt_options *opt,
int (*worker)(void *));
void perf_opt_dump(struct evt_options *opt, uint8_t nb_queues);
void perf_test_destroy(struct evt_test *test, struct evt_options *opt);
void perf_eventdev_destroy(struct evt_test *test, struct evt_options *opt);
void perf_mempool_destroy(struct evt_test *test, struct evt_options *opt);
#endif /* _TEST_PERF_COMMON_ */
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