1 /*
2  * Copyright (C) 2021 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 <health2impl/HalHealthLoop.h>
20 
21 #include <charger/healthd_mode_charger.h>
22 
23 namespace android {
24 
25 // An implementation of Charger backed by HIDL implementation. Uses HIDL health
26 // HAL's HalHealthLoop.
27 class ChargerHidl : public ::android::ChargerConfigurationInterface,
28                     public ::android::hardware::health::V2_1::implementation::HalHealthLoop {
29     using HalHealthLoop = ::android::hardware::health::V2_1::implementation::HalHealthLoop;
30     using HealthInfo_2_1 = android::hardware::health::V2_1::HealthInfo;
31 
32   public:
33     explicit ChargerHidl(const sp<android::hardware::health::V2_1::IHealth>& service);
34     std::optional<bool> ChargerShouldKeepScreenOn() override;
ChargerIsOnline()35     bool ChargerIsOnline() override { return HalHealthLoop::charger_online(); }
ChargerInitConfig(healthd_config * config)36     void ChargerInitConfig(healthd_config* config) override { return HalHealthLoop::Init(config); }
ChargerRegisterEvent(int fd,BoundFunction func,EventWakeup wakeup)37     int ChargerRegisterEvent(int fd, BoundFunction func, EventWakeup wakeup) override {
38         return HalHealthLoop::RegisterEvent(fd, func, wakeup);
39     }
40     bool ChargerEnableSuspend() override;
41     // HealthLoop overrides
Heartbeat()42     void Heartbeat() override { charger_->OnHeartbeat(); }
PrepareToWait()43     int PrepareToWait() override { return charger_->OnPrepareToWait(); }
Init(struct healthd_config * config)44     void Init(struct healthd_config* config) override { charger_->OnInit(config); }
45     // HalHealthLoop overrides
46     void OnHealthInfoChanged(const HealthInfo_2_1& health_info) override;
47 
48   private:
49     sp<android::hardware::health::V2_1::IHealth> service_;
50     std::unique_ptr<Charger> charger_;
51 };
52 
53 }  // namespace android
54 
55 int healthd_charger_main(int argc, char** argv);
56