Function event_timer_cancel

dpdk/app/test/test_event_timer_adapter.c:1670–1735

}

static int
event_timer_cancel(void)
{
	uint16_t n;
	int ret;
	struct rte_event_timer_adapter *adapter = timdev;
	struct rte_event_timer *evtim = NULL;
	struct rte_event evs[BATCH_SIZE];
	const struct rte_event_timer init_tim = {
		.ev.op = RTE_EVENT_OP_NEW,
		.ev.queue_id = TEST_QUEUE_ID,
		.ev.sched_type = RTE_SCHED_TYPE_ATOMIC,
		.ev.priority = RTE_EVENT_DEV_PRIORITY_NORMAL,
		.ev.event_type =  RTE_EVENT_TYPE_TIMER,
		.state = RTE_EVENT_TIMER_NOT_ARMED,
	};
	uint64_t ticks = 30;

	rte_mempool_get(eventdev_test_mempool, (void **)&evtim);
	if (evtim == NULL) {
		/* Failed to get an event timer object */
		return TEST_FAILED;
	}

	/* Check that cancelling an uninited timer fails */
	ret = rte_event_timer_cancel_burst(adapter, &evtim, 1);
	TEST_ASSERT_EQUAL(ret, 0, "Succeeded unexpectedly in canceling "
			  "uninited timer");
	TEST_ASSERT_EQUAL(rte_errno, EINVAL, "Unexpected rte_errno value after "
			  "cancelling uninited timer");

	/* Set up a timer */
	*evtim = init_tim;
	evtim->ev.event_ptr = evtim;
	evtim->timeout_ticks = CALC_TICKS(ticks); /**< expire in 3 sec */

	/* Check that cancelling an inited but unarmed timer fails */
	ret = rte_event_timer_cancel_burst(adapter, &evtim, 1);
	TEST_ASSERT_EQUAL(ret, 0, "Succeeded unexpectedly in canceling "
			  "unarmed timer");
	TEST_ASSERT_EQUAL(rte_errno, EINVAL, "Unexpected rte_errno value after "
			  "cancelling unarmed timer");

	ret = rte_event_timer_arm_burst(adapter, &evtim, 1);
	TEST_ASSERT_EQUAL(ret, 1, "Failed to arm event timer: %s\n",
			  rte_strerror(rte_errno));
	TEST_ASSERT_EQUAL(evtim->state, RTE_EVENT_TIMER_ARMED,
			  "evtim in incorrect state");

	/* Delay 1 sec */
	rte_delay_ms(1000);

	ret = rte_event_timer_cancel_burst(adapter, &evtim, 1);
	TEST_ASSERT_EQUAL(ret, 1, "Failed to cancel event_timer: %s\n",
			  rte_strerror(rte_errno));
	TEST_ASSERT_EQUAL(evtim->state, RTE_EVENT_TIMER_CANCELED,
			  "evtim in incorrect state");