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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 <zephyr/fff.h>
#include <zephyr/shell/shell.h>
#include <zephyr/ztest.h>
#include "console.h"
#include "ec_commands.h"
#include "test/drivers/stubs.h"
#include "test/drivers/test_state.h"
#include "test/drivers/utils.h"
#define TEST_PORT USBC_PORT_C0
#define BAD_PORT 82
ZTEST_USER(host_cmd_pd_control, test_bad_index)
{
struct ec_params_pd_control params = { .chip = BAD_PORT,
.subcmd = PD_RESET };
struct host_cmd_handler_args args =
BUILD_HOST_COMMAND_PARAMS(EC_CMD_PD_CONTROL, 0, params);
zassume_true(board_get_usb_pd_port_count() < BAD_PORT,
"Intended bad port exists");
zassert_equal(host_command_process(&args), EC_RES_INVALID_PARAM,
"Failed to fail pd_control for port %d", params.chip);
}
ZTEST_USER(host_cmd_pd_control, test_unimplemented_command)
{
struct ec_params_pd_control params = { .chip = TEST_PORT,
.subcmd = PD_CHIP_ON };
struct host_cmd_handler_args args =
BUILD_HOST_COMMAND_PARAMS(EC_CMD_PD_CONTROL, 0, params);
zassert_equal(host_command_process(&args), EC_RES_INVALID_COMMAND,
"Failed to fail pd_control for port %d", params.chip);
}
ZTEST_USER(host_cmd_pd_control, test_pd_reset_resume)
{
/*
* Note: this would ideally be a host command interface check, but
* the only HC return which would cover this is a state string, which
* could be brittle.
*/
zassume_true(pd_is_port_enabled(TEST_PORT), "Port not up at beginning");
host_cmd_pd_control(TEST_PORT, PD_RESET);
zassert_equal(1, board_reset_pd_mcu_fake.call_count,
"Failed to see board reset");
/* Give some PD task processing time */
k_sleep(K_SECONDS(1));
zassert_false(pd_is_port_enabled(TEST_PORT), "Port failed to suspend");
host_cmd_pd_control(TEST_PORT, PD_RESUME);
/* Give some PD task processing time */
k_sleep(K_SECONDS(1));
zassert_true(pd_is_port_enabled(TEST_PORT), "Port failed to resume");
RESET_FAKE(board_reset_pd_mcu);
}
ZTEST_USER(host_cmd_pd_control, test_suspend_resume)
{
/*
* Note: this would ideally be a host command interface check, but
* the only HC return which would cover this is a state string, which
* could be brittle.
*/
zassume_true(pd_is_port_enabled(TEST_PORT), "Port not up at beginning");
host_cmd_pd_control(TEST_PORT, PD_SUSPEND);
/* Give some PD task processing time */
k_sleep(K_SECONDS(1));
zassert_false(pd_is_port_enabled(TEST_PORT), "Port failed to suspend");
host_cmd_pd_control(TEST_PORT, PD_RESUME);
/* Give some PD task processing time */
k_sleep(K_SECONDS(1));
zassert_true(pd_is_port_enabled(TEST_PORT), "Port failed to resume");
}
ZTEST_USER(host_cmd_pd_control, test_control_disable)
{
struct ec_params_pd_control params = { .chip = TEST_PORT,
.subcmd = PD_RESET };
struct host_cmd_handler_args args =
BUILD_HOST_COMMAND_PARAMS(EC_CMD_PD_CONTROL, 0, params);
host_cmd_pd_control(TEST_PORT, PD_CONTROL_DISABLE);
zassert_equal(host_command_process(&args), EC_RES_ACCESS_DENIED,
"Access was not denied for port %d", params.chip);
/*
* Disable lasts as long as the EC is booted. Use a test hook to
* restore our state to a normal one
*/
pd_control_port_enable(TEST_PORT);
}
static void host_cmd_pd_control_begin(void *data)
{
ARG_UNUSED(data);
/* Assume we have at least one USB-C port */
zassume_true(board_get_usb_pd_port_count() > 0,
"Insufficient TCPCs found");
/* Set the system into S0, since the AP would drive these commands */
test_set_chipset_to_s0();
k_sleep(K_SECONDS(1));
}
ZTEST_SUITE(host_cmd_pd_control, drivers_predicate_post_main, NULL,
host_cmd_pd_control_begin, NULL, NULL);
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