Function check_power_set_freq

dpdk/app/test/test_power_cpufreq.c:215–262

Check rte_power_set_freq() */

/* Check rte_power_set_freq() */
static int
check_power_set_freq(void)
{
	int ret;

	/* test with an invalid lcore id */
	ret = rte_power_set_freq(TEST_POWER_LCORE_INVALID, 0);
	if (ret >= 0) {
		printf("Unexpectedly set freq index successfully on "
				"lcore %u\n", TEST_POWER_LCORE_INVALID);
		return -1;
	}

	/* test with an invalid freq index */
	ret = rte_power_set_freq(TEST_POWER_LCORE_ID,
				TEST_POWER_FREQS_NUM_MAX);
	if (ret >= 0) {
		printf("Unexpectedly set an invalid freq index (%u)"
			"successfully on lcore %u\n", TEST_POWER_FREQS_NUM_MAX,
							TEST_POWER_LCORE_ID);
		return -1;
	}

	/**
	 * test with an invalid freq index which is right one bigger than
	 * total number of freqs
	 */
	ret = rte_power_set_freq(TEST_POWER_LCORE_ID, total_freq_num);
	if (ret >= 0) {
		printf("Unexpectedly set an invalid freq index (%u)"
			"successfully on lcore %u\n", total_freq_num,
						TEST_POWER_LCORE_ID);
		return -1;
	}
	ret = rte_power_set_freq(TEST_POWER_LCORE_ID, total_freq_num - 1);
	if (ret < 0) {
		printf("Fail to set freq index on lcore %u\n",
					TEST_POWER_LCORE_ID);
		return -1;
	}

	/* Check the current frequency */
	ret = check_cur_freq(TEST_POWER_LCORE_ID, total_freq_num - 1, false);
	if (ret < 0)
		return -1;

	return 0;
}

/* Check rte_power_freq_down() */
static int