+static inline int
+perf_event_timer_producer(void *arg)
+{
+ struct prod_data *p = arg;
+ struct test_perf *t = p->t;
+ struct evt_options *opt = t->opt;
+ uint32_t flow_counter = 0;
+ uint64_t count = 0;
+ uint64_t arm_latency = 0;
+ const uint8_t nb_timer_adptrs = opt->nb_timer_adptrs;
+ const uint32_t nb_flows = t->nb_flows;
+ const uint64_t nb_timers = opt->nb_timers;
+ struct rte_mempool *pool = t->pool;
+ struct perf_elt *m;
+ struct rte_event_timer_adapter **adptr = t->timer_adptr;
+ struct rte_event_timer tim;
+ uint64_t timeout_ticks = opt->expiry_nsec / opt->timer_tick_nsec;
+
+ memset(&tim, 0, sizeof(struct rte_event_timer));
+ timeout_ticks = opt->optm_timer_tick_nsec ?
+ (timeout_ticks * opt->timer_tick_nsec)
+ / opt->optm_timer_tick_nsec : timeout_ticks;
+ timeout_ticks += timeout_ticks ? 0 : 1;
+ tim.ev.event_type = RTE_EVENT_TYPE_TIMER;
+ tim.ev.op = RTE_EVENT_OP_NEW;
+ tim.ev.sched_type = t->opt->sched_type_list[0];
+ tim.ev.queue_id = p->queue_id;
+ tim.ev.priority = RTE_EVENT_DEV_PRIORITY_NORMAL;
+ tim.state = RTE_EVENT_TIMER_NOT_ARMED;
+ tim.timeout_ticks = timeout_ticks;
+
+ if (opt->verbose_level > 1)
+ printf("%s(): lcore %d\n", __func__, rte_lcore_id());
+
+ while (count < nb_timers && t->done == false) {
+ if (rte_mempool_get(pool, (void **)&m) < 0)
+ continue;
+
+ m->tim = tim;
+ m->tim.ev.flow_id = flow_counter++ % nb_flows;
+ m->tim.ev.event_ptr = m;
+ m->timestamp = rte_get_timer_cycles();
+ while (rte_event_timer_arm_burst(
+ adptr[flow_counter % nb_timer_adptrs],
+ (struct rte_event_timer **)&m, 1) != 1) {
+ if (t->done)
+ break;
+ rte_pause();
+ m->timestamp = rte_get_timer_cycles();
+ }
+ arm_latency += rte_get_timer_cycles() - m->timestamp;
+ count++;
+ }
+ fflush(stdout);
+ rte_delay_ms(1000);
+ printf("%s(): lcore %d Average event timer arm latency = %.3f us\n",
+ __func__, rte_lcore_id(), (float)(arm_latency / count) /
+ (rte_get_timer_hz() / 1000000));
+ return 0;
+}
+
+static inline int
+perf_event_timer_producer_burst(void *arg)
+{
+ int i;
+ struct prod_data *p = arg;
+ struct test_perf *t = p->t;
+ struct evt_options *opt = t->opt;
+ uint32_t flow_counter = 0;
+ uint64_t count = 0;
+ uint64_t arm_latency = 0;
+ const uint8_t nb_timer_adptrs = opt->nb_timer_adptrs;
+ const uint32_t nb_flows = t->nb_flows;
+ const uint64_t nb_timers = opt->nb_timers;
+ struct rte_mempool *pool = t->pool;
+ struct perf_elt *m[BURST_SIZE + 1] = {NULL};
+ struct rte_event_timer_adapter **adptr = t->timer_adptr;
+ struct rte_event_timer tim;
+ uint64_t timeout_ticks = opt->expiry_nsec / opt->timer_tick_nsec;
+
+ memset(&tim, 0, sizeof(struct rte_event_timer));
+ timeout_ticks = opt->optm_timer_tick_nsec ?
+ (timeout_ticks * opt->timer_tick_nsec)
+ / opt->optm_timer_tick_nsec : timeout_ticks;
+ timeout_ticks += timeout_ticks ? 0 : 1;
+ tim.ev.event_type = RTE_EVENT_TYPE_TIMER;
+ tim.ev.op = RTE_EVENT_OP_NEW;
+ tim.ev.sched_type = t->opt->sched_type_list[0];
+ tim.ev.queue_id = p->queue_id;
+ tim.ev.priority = RTE_EVENT_DEV_PRIORITY_NORMAL;
+ tim.state = RTE_EVENT_TIMER_NOT_ARMED;
+ tim.timeout_ticks = timeout_ticks;
+
+ if (opt->verbose_level > 1)
+ printf("%s(): lcore %d\n", __func__, rte_lcore_id());
+
+ while (count < nb_timers && t->done == false) {
+ if (rte_mempool_get_bulk(pool, (void **)m, BURST_SIZE) < 0)
+ continue;
+ for (i = 0; i < BURST_SIZE; i++) {
+ rte_prefetch0(m[i + 1]);
+ m[i]->tim = tim;
+ m[i]->tim.ev.flow_id = flow_counter++ % nb_flows;
+ m[i]->tim.ev.event_ptr = m[i];
+ m[i]->timestamp = rte_get_timer_cycles();
+ }
+ rte_event_timer_arm_tmo_tick_burst(
+ adptr[flow_counter % nb_timer_adptrs],
+ (struct rte_event_timer **)m,
+ tim.timeout_ticks,
+ BURST_SIZE);
+ arm_latency += rte_get_timer_cycles() - m[i - 1]->timestamp;
+ count += BURST_SIZE;
+ }
+ fflush(stdout);
+ rte_delay_ms(1000);
+ printf("%s(): lcore %d Average event timer arm latency = %.3f us\n",
+ __func__, rte_lcore_id(), (float)(arm_latency / count) /
+ (rte_get_timer_hz() / 1000000));
+ return 0;
+}
+
+static int
+perf_producer_wrapper(void *arg)
+{
+ struct prod_data *p = arg;
+ struct test_perf *t = p->t;
+ /* Launch the producer function only in case of synthetic producer. */
+ if (t->opt->prod_type == EVT_PROD_TYPE_SYNT)
+ return perf_producer(arg);
+ else if (t->opt->prod_type == EVT_PROD_TYPE_EVENT_TIMER_ADPTR &&
+ !t->opt->timdev_use_burst)
+ return perf_event_timer_producer(arg);
+ else if (t->opt->prod_type == EVT_PROD_TYPE_EVENT_TIMER_ADPTR &&
+ t->opt->timdev_use_burst)
+ return perf_event_timer_producer_burst(arg);
+ return 0;
+}
+