Function test_interrupt_full_path_check

dpdk/app/test/test_interrupts.c:381–421

* Check the full path of a specified type of interrupt simulated. */

 * Check the full path of a specified type of interrupt simulated.
 */
static int
test_interrupt_full_path_check(enum test_interrupt_handle_type intr_type)
{
	int count;
	struct rte_intr_handle *test_intr_handle;

	flag = 0;
	test_intr_handle = intr_handles[intr_type];
	test_intr_type = intr_type;
	if (rte_intr_callback_register(test_intr_handle,
			test_interrupt_callback, test_intr_handle) < 0) {
		printf("fail to register callback\n");
		return -1;
	}

	if (test_interrupt_trigger_interrupt() < 0)
		return -1;

	/* check flag */
	for (count = 0; flag == 0 && count < 3; count++)
		rte_delay_ms(TEST_INTERRUPT_CHECK_INTERVAL);

	rte_delay_ms(TEST_INTERRUPT_CHECK_INTERVAL);
	while ((count =
		rte_intr_callback_unregister(test_intr_handle,
					     test_interrupt_callback,
					     test_intr_handle)) < 0) {
		if (count != -EAGAIN)
			return -1;
	}

	if (flag == 0) {
		printf("callback has not been called\n");
		return -1;
	} else if (flag < 0) {
		printf("it has internal error in callback\n");
		return -1;
	}

	return 0;
}

/**
 * Main function of testing interrupt.