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/* Copyright 2023 The ChromiumOS Authors
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include <zephyr/devicetree.h>
#include <zephyr/fff.h>
#include <zephyr/ztest.h>
#include <cros_board_info.h>
#include <cros_cbi.h>
#include <fan.h>
#include <hooks.h>
FAKE_VOID_FUNC(fan_set_count, int);
FAKE_VALUE_FUNC(int, cros_cbi_get_fw_config, enum cbi_fw_config_field_id,
uint32_t *);
FAKE_VALUE_FUNC(int, cbi_get_board_version, uint32_t *);
void fan_init(void);
bool board_supports_pcore_ocp(void);
static bool fan_present;
static int board_version;
static int cros_cbi_get_fw_config_mock(enum cbi_fw_config_field_id field_id,
uint32_t *value)
{
if (field_id != FW_FAN)
return -EINVAL;
*value = fan_present ? FW_FAN_PRESENT : FW_FAN_NOT_PRESENT;
return 0;
}
static int cbi_get_board_version_mock(uint32_t *value)
{
*value = board_version;
return EC_SUCCESS;
}
static void fan_before(void *fixture)
{
ARG_UNUSED(fixture);
RESET_FAKE(fan_set_count);
RESET_FAKE(cros_cbi_get_fw_config);
RESET_FAKE(cbi_get_board_version);
cros_cbi_get_fw_config_fake.custom_fake = cros_cbi_get_fw_config_mock;
cbi_get_board_version_fake.custom_fake = cbi_get_board_version_mock;
}
ZTEST_SUITE(fan, NULL, NULL, fan_before, NULL, NULL);
ZTEST(fan, board_supports_pcore_ocp)
{
/* Only supported for board version > 3. */
board_version = 2;
zassert_false(board_supports_pcore_ocp());
board_version = 3;
zassert_false(board_supports_pcore_ocp());
board_version = 4;
zassert_true(board_supports_pcore_ocp());
}
ZTEST(fan, fan_init)
{
/* Only disable fans on board version >= 3. */
fan_present = false;
board_version = 2;
fan_init();
zassert_equal(fan_set_count_fake.call_count, 0);
fan_present = true;
board_version = 3;
fan_init();
zassert_equal(fan_set_count_fake.call_count, 0);
fan_present = true;
board_version = 4;
fan_init();
zassert_equal(fan_set_count_fake.call_count, 0);
fan_present = false;
board_version = 3;
fan_init();
zassert_equal(fan_set_count_fake.call_count, 1);
fan_present = false;
board_version = 4;
fan_init();
zassert_equal(fan_set_count_fake.call_count, 2);
}
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