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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/kernel.h>
#include <zephyr/ztest.h>
#include "ec_commands.h"
#include "host_command.h"
#include "test/drivers/test_state.h"
#include "usb_pd.h"
ZTEST_USER(usb_pd_host_cmd, test_hc_pd_host_event_status)
{
struct ec_response_host_event_status response;
struct host_cmd_handler_args args = BUILD_HOST_COMMAND_RESPONSE(
EC_CMD_PD_HOST_EVENT_STATUS, 0, response);
/* Clear events */
zassert_ok(host_command_process(&args));
/* Send arbitrary event */
pd_send_host_event(1);
zassert_ok(host_command_process(&args));
zassert_equal(args.response_size, sizeof(response));
zassert_true(response.status & 1);
/* Send again to make sure the host command cleared the event */
zassert_ok(host_command_process(&args));
zassert_equal(args.response_size, sizeof(response));
zassert_equal(response.status, 0);
}
static struct ec_params_usb_pd_rw_hash_entry *
test_find_hc_remote_hash_entry(int dev_id)
{
for (int i = 0; i < RW_HASH_ENTRIES; i++) {
if (rw_hash_table[i].dev_id == dev_id) {
return &rw_hash_table[i];
}
}
return NULL;
}
ZTEST_USER(usb_pd_host_cmd, test_hc_remote_hash_entry__bad_dev_id)
{
struct ec_params_usb_pd_rw_hash_entry params = {
/* Dev ID can't be 0 */
.dev_id = 0,
};
struct host_cmd_handler_args args = BUILD_HOST_COMMAND_PARAMS(
EC_CMD_USB_PD_RW_HASH_ENTRY, 0, params);
zassert_equal(host_command_process(&args), EC_RES_INVALID_PARAM);
}
ZTEST_USER(usb_pd_host_cmd, test_hc_remote_hash_entry__add_entry)
{
struct ec_params_usb_pd_rw_hash_entry params = {
/* Arbitrary dev_id */
.dev_id = 1,
};
struct host_cmd_handler_args args = BUILD_HOST_COMMAND_PARAMS(
EC_CMD_USB_PD_RW_HASH_ENTRY, 0, params);
memset(rw_hash_table, 0,
RW_HASH_ENTRIES * sizeof(struct ec_params_usb_pd_rw_hash_entry));
zassert_ok(host_command_process(&args));
zassert_mem_equal(test_find_hc_remote_hash_entry(params.dev_id),
¶ms, sizeof(params));
}
ZTEST_USER(usb_pd_host_cmd, test_hc_remote_hash_entry__update_entry)
{
int arbitrary_dev_id = 1;
struct ec_params_usb_pd_rw_hash_entry initial_entry = {
.dev_id = arbitrary_dev_id,
/* Arbitrary reserved bytes */
.reserved = 7,
};
struct ec_params_usb_pd_rw_hash_entry update_entry = {
.dev_id = arbitrary_dev_id,
/* Arbitrary different reserved bytes */
.reserved = 3,
};
struct host_cmd_handler_args initial_args = BUILD_HOST_COMMAND_PARAMS(
EC_CMD_USB_PD_RW_HASH_ENTRY, 0, initial_entry);
struct host_cmd_handler_args update_args = BUILD_HOST_COMMAND_PARAMS(
EC_CMD_USB_PD_RW_HASH_ENTRY, 0, update_entry);
memset(rw_hash_table, 0,
RW_HASH_ENTRIES * sizeof(struct ec_params_usb_pd_rw_hash_entry));
zassert_ok(host_command_process(&initial_args));
zassert_mem_equal(test_find_hc_remote_hash_entry(initial_entry.dev_id),
&initial_entry, sizeof(initial_entry));
zassert_ok(host_command_process(&update_args));
zassert_mem_equal(test_find_hc_remote_hash_entry(update_entry.dev_id),
&update_entry, sizeof(update_entry));
}
ZTEST_USER(usb_pd_host_cmd, test_host_command_hc_pd_ports)
{
struct ec_response_usb_pd_ports response;
struct host_cmd_handler_args args =
BUILD_HOST_COMMAND_RESPONSE(EC_CMD_USB_PD_PORTS, 0, response);
zassert_ok(host_command_process(&args));
zassert_ok(args.result);
zassert_equal(args.response_size, sizeof(response));
zassert_equal(response.num_ports, CONFIG_USB_PD_PORT_MAX_COUNT);
}
ZTEST_USER(usb_pd_host_cmd, test_typec_discovery_invalid_args)
{
struct ec_params_typec_discovery params = {
.port = 100,
.partner_type = TYPEC_PARTNER_SOP,
};
struct ec_response_typec_discovery response;
/* A successful EC_CMD_TYPEC_DISCOVERY requires response to be larger
* than ec_params_typec_discovery, but this one is expected to fail, so
* the response size is irrelevant.
*/
struct host_cmd_handler_args args =
BUILD_HOST_COMMAND(EC_CMD_TYPEC_DISCOVERY, 0, response, params);
zassert_equal(host_command_process(&args), EC_RES_INVALID_PARAM);
params.port = 0;
/* This is not a valid enum value but should be representable. */
params.partner_type = 5;
zassert_equal(host_command_process(&args), EC_RES_INVALID_PARAM);
}
ZTEST_USER(usb_pd_host_cmd, test_typec_control_invalid_args)
{
struct ec_params_typec_control params = {
.port = 0,
.command = TYPEC_CONTROL_COMMAND_TBT_UFP_REPLY,
};
struct host_cmd_handler_args args =
BUILD_HOST_COMMAND_PARAMS(EC_CMD_TYPEC_CONTROL, 0, params);
/* Setting the TBT UFP responses is not supported by default. */
zassert_equal(host_command_process(&args), EC_RES_UNAVAILABLE);
/* Neither is mux setting. */
params.command = TYPEC_CONTROL_COMMAND_USB_MUX_SET;
zassert_equal(host_command_process(&args), EC_RES_INVALID_PARAM);
/* This is not a valid enum value but should be representable. */
params.command = 0xff;
zassert_equal(host_command_process(&args), EC_RES_INVALID_PARAM);
}
ZTEST_USER(usb_pd_host_cmd, test_typec_status_invalid_args)
{
struct ec_params_typec_status params = {
.port = 100,
};
struct ec_response_typec_status response;
struct host_cmd_handler_args args =
BUILD_HOST_COMMAND(EC_CMD_TYPEC_STATUS, 0, response, params);
/* An invalid port should result in an error. */
zassert_equal(host_command_process(&args), EC_RES_INVALID_PARAM);
params.port = 0;
args.response_max = sizeof(struct ec_response_typec_status) - 1;
zassert_equal(host_command_process(&args), EC_RES_RESPONSE_TOO_BIG);
}
ZTEST_SUITE(usb_pd_host_cmd, drivers_predicate_post_main, NULL, NULL, NULL,
NULL);
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