3 * Copyright (c) 2012 - 2013 Samsung Electronics Co., Ltd.
5 * Licensed under the Apache License, Version 2.0 (the License);
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
9 * http://www.apache.org/licenses/LICENSE-2.0
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
22 #include <device-node.h>
25 #include "dd-deviced.h"
27 #define PREDEF_LED "led"
33 API int led_get_brightness(void)
38 r = device_get_property(DEVICE_TYPE_LED, PROP_LED_BRIGHTNESS, &val);
45 API int led_get_max_brightness(void)
50 r = device_get_property(DEVICE_TYPE_LED, PROP_LED_MAX_BRIGHTNESS, &val);
57 API int led_set_brightness(int val)
63 snprintf(buf_pid, sizeof(buf_pid), "%d", getpid());
64 snprintf(buf_prop, sizeof(buf_prop), "%d", SET_BRT);
65 snprintf(buf_val, sizeof(buf_val), "%d", val);
66 return deviced_call_predef_action(PREDEF_LED, 3, buf_pid, buf_prop, buf_val);