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/* Copyright 2022 The ChromiumOS Authors
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "ec_commands.h"
#include "emul/tcpc/emul_tcpci_partner_common.h"
#include "mock/power.h"
#include "test/drivers/utils.h"
#include "test_usbc_alt_mode.h"
#include <zephyr/kernel.h>
#include <zephyr/ztest.h>
#include <zephyr/ztest_assert.h>
#include <zephyr/ztest_test_new.h>
/* Tests that require CONFIG_PLATFORM_EC_USB_PD_REQUIRE_AP_MODE_ENTRY disabled
*/
ZTEST_F(usbc_alt_mode, verify_displayport_mode_power_cycle)
{
struct ec_response_typec_status status;
/* Verify that the TCPM enters DP mode on attach, exits on AP power-off,
* and enters again on AP power on.
*/
zassert_true(fixture->partner.displayport_configured, NULL);
status = host_cmd_typec_status(TEST_PORT);
zassert_equal((status.mux_state & USB_PD_MUX_DP_ENABLED),
USB_PD_MUX_DP_ENABLED);
mock_power_request(POWER_REQ_SOFT_OFF);
zassert_false(fixture->partner.displayport_configured, NULL);
status = host_cmd_typec_status(TEST_PORT);
zassert_equal((status.mux_state & USB_PD_MUX_DP_ENABLED), 0);
mock_power_request(POWER_REQ_ON);
zassert_true(fixture->partner.displayport_configured, NULL);
status = host_cmd_typec_status(TEST_PORT);
zassert_equal((status.mux_state & USB_PD_MUX_DP_ENABLED),
USB_PD_MUX_DP_ENABLED);
}
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