diff options
Diffstat (limited to 'zephyr/test/i2c/src/main.c')
| -rw-r--r-- | zephyr/test/i2c/src/main.c | 48 |
1 files changed, 39 insertions, 9 deletions
diff --git a/zephyr/test/i2c/src/main.c b/zephyr/test/i2c/src/main.c index dbe9878da5..364353f06d 100644 --- a/zephyr/test/i2c/src/main.c +++ b/zephyr/test/i2c/src/main.c @@ -1,13 +1,14 @@ -/* Copyright 2020 The Chromium OS Authors. All rights reserved. +/* Copyright 2020 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 <ztest.h> +#include <zephyr/ztest.h> #include "common.h" #include "i2c/i2c.h" +#include "i2c.h" /* Unused: required for shimming i2c. */ void watchdog_reload(void) @@ -16,18 +17,47 @@ void watchdog_reload(void) static void test_i2c_port_count(void) { - zassert_equal(NAMED_I2C(accel_0), 0, - "accel_0 expected to be 0 but was %d", - NAMED_I2C(accel_0)); - zassert_equal(I2C_PORT_COUNT, 1, - "I2C_PORT_COUNT expected to be 1 but was %d", + zassert_equal(I2C_PORT_COUNT, 2, + "I2C_PORT_COUNT expected to be 2 but was %d", I2C_PORT_COUNT); } +static void test_i2c_lock(void) +{ + i2c_lock(I2C_PORT_ACCEL, 1); + zassert_equal(i2c_port_is_locked(I2C_PORT_EEPROM), 1, + "I2C_PORT_EEPROM not locked"); + zassert_equal(i2c_port_is_locked(I2C_PORT_ACCEL), 1, + "I2C_PORT_ACCEL not locked"); + + /* Unlock different enum pointing the same i2c device */ + i2c_lock(I2C_PORT_EEPROM, 0); + zassert_equal(i2c_port_is_locked(I2C_PORT_EEPROM), 0, + "I2C_PORT_EEPROM not locked"); + zassert_equal(i2c_port_is_locked(I2C_PORT_ACCEL), 0, + "I2C_PORT_ACCEL not locked"); + + i2c_lock(I2C_PORT_EEPROM, 1); + /* Verify different i2c device */ + zassert_equal(i2c_port_is_locked(I2C_PORT_USB_C1), 0, + "I2C_PORT_USB_C1 locked"); + + i2c_lock(I2C_PORT_USB_C1, 1); + /* Make sure i2c device is locked*/ + zassert_equal(i2c_port_is_locked(I2C_PORT_USB_C1), 1, + "I2C_PORT_USB_C1 locked"); + + /* Another i2c device is still locked */ + i2c_lock(I2C_PORT_USB_C1, 0); + zassert_equal(i2c_port_is_locked(I2C_PORT_EEPROM), 1, + "I2C_PORT_EEPROM not locked"); + i2c_lock(I2C_PORT_EEPROM, 0); +} + /* Test case main entry. */ void test_main(void) { - ztest_test_suite(test_i2c, - ztest_user_unit_test(test_i2c_port_count)); + ztest_test_suite(test_i2c, ztest_user_unit_test(test_i2c_port_count), + ztest_user_unit_test(test_i2c_lock)); ztest_run_test_suite(test_i2c); } |