1 /*
2  * Copyright (C) 2020 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #pragma once
18 
19 #include <string_view>
20 
21 #include <android-base/unique_fd.h>
22 
23 namespace aidl {
24 namespace google {
25 namespace hardware {
26 namespace power {
27 namespace impl {
28 namespace pixel {
29 
30 class DisplayLowPower {
31   public:
32     DisplayLowPower();
~DisplayLowPower()33     ~DisplayLowPower() {}
34     void Init();
35     void SetDisplayLowPower(bool enable);
36 
37   private:
38     void ConnectPpsDaemon();
39     int SendPpsCommand(const std::string_view cmd);
40     void SetFoss(bool enable);
41 
42     ::android::base::unique_fd mPpsSocket;
43     bool mFossStatus;
44 };
45 
46 }  // namespace pixel
47 }  // namespace impl
48 }  // namespace power
49 }  // namespace hardware
50 }  // namespace google
51 }  // namespace aidl
52