linux/drivers/clk/clk-fractional-divider_test.c

// SPDX-License-Identifier: GPL-2.0
/*
 * Kunit tests for clk fractional divider
 */
#include <linux/clk-provider.h>
#include <kunit/test.h>

#include "clk-fractional-divider.h"

/*
 * Test the maximum denominator case for fd clock without flags.
 *
 * Expect the highest possible denominator to be used in order to get as close as possible to the
 * requested rate.
 */
static void clk_fd_test_approximation_max_denominator(struct kunit *test)
{ … }

/*
 * Test the maximum numerator case for fd clock without flags.
 *
 * Expect the highest possible numerator to be used in order to get as close as possible to the
 * requested rate.
 */
static void clk_fd_test_approximation_max_numerator(struct kunit *test)
{ … }

/*
 * Test the maximum denominator case for zero based fd clock.
 *
 * Expect the highest possible denominator to be used in order to get as close as possible to the
 * requested rate.
 */
static void clk_fd_test_approximation_max_denominator_zero_based(struct kunit *test)
{ … }

/*
 * Test the maximum numerator case for zero based fd clock.
 *
 * Expect the highest possible numerator to be used in order to get as close as possible to the
 * requested rate.
 */
static void clk_fd_test_approximation_max_numerator_zero_based(struct kunit *test)
{ … }

static struct kunit_case clk_fd_approximation_test_cases[] = …;

/*
 * Test suite for clk_fractional_divider_general_approximation().
 */
static struct kunit_suite clk_fd_approximation_suite = …;

kunit_test_suites(…);
MODULE_DESCRIPTION(…) …;
MODULE_LICENSE(…) …;