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 #define LOG_TAG "android.hardware.power.stats-service.pixel"
18 
19 #include <dataproviders/DisplayStateResidencyDataProvider.h>
20 #include <dataproviders/PowerStatsEnergyConsumer.h>
21 #include <ZumaProCommonDataProviders.h>
22 #include <PowerStatsAidl.h>
23 
24 #include <android-base/logging.h>
25 #include <android-base/properties.h>
26 #include <android/binder_manager.h>
27 #include <android/binder_process.h>
28 #include <log/log.h>
29 #include <sys/stat.h>
30 
31 using aidl::android::hardware::power::stats::DisplayStateResidencyDataProvider;
32 using aidl::android::hardware::power::stats::EnergyConsumerType;
33 using aidl::android::hardware::power::stats::PowerStatsEnergyConsumer;
34 
addDisplay(std::shared_ptr<PowerStats> p)35 void addDisplay(std::shared_ptr<PowerStats> p) {
36     // Add display energy consumer
37     p->addEnergyConsumer(PowerStatsEnergyConsumer::createMeterConsumer(
38             p,
39             EnergyConsumerType::DISPLAY,
40             "Display",
41             {"VSYS_PWR_DISPLAY"}));
42 }
43 
main()44 int main() {
45     LOG(INFO) << "Pixel PowerStats HAL AIDL Service is starting.";
46 
47     // single thread
48     ABinderProcess_setThreadPoolMaxThreadCount(0);
49 
50     std::shared_ptr<PowerStats> p = ndk::SharedRefBase::make<PowerStats>();
51 
52     addPixelStateResidencyDataProvider(p, "Display");
53     addZumaProCommonDataProviders(p);
54     addDisplay(p);
55 
56     const std::string instance = std::string() + PowerStats::descriptor + "/default";
57     binder_status_t status = AServiceManager_addService(p->asBinder().get(), instance.c_str());
58     LOG_ALWAYS_FATAL_IF(status != STATUS_OK);
59 
60     ABinderProcess_joinThreadPool();
61     return EXIT_FAILURE;  // should not reach
62 }
63