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 <Gs201CommonDataProviders.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 residency stats
37 std::vector<std::string> states = {
38 "Off",
39 "LP: 1440x3120@30"
40 "On: 1440x3120@60",
41 "On: 1440x3120@90",
42 "On: 1440x3120@120",
43 "HBM: 1440x3120@60",
44 "HBM: 1440x3120@90",
45 "HBM: 1440x3120@120"};
46
47 p->addStateResidencyDataProvider(std::make_unique<DisplayStateResidencyDataProvider>(
48 "Display",
49 "/sys/class/backlight/panel0-backlight/state",
50 states));
51
52 // Add display energy consumer
53 p->addEnergyConsumer(PowerStatsEnergyConsumer::createMeterAndEntityConsumer(
54 p, EnergyConsumerType::DISPLAY, "display", {"PPVAR_VSYS_PWR_DISP"}, "Display",
55 {{"LP: 1440x3120@30", 1},
56 {"On: 1440x3120@60", 2},
57 {"On: 1440x3120@90", 3},
58 {"On: 1440x3120@120", 4},
59 {"HBM: 1440x3120@60", 5},
60 {"HBM: 1440x3120@90", 6},
61 {"HBM: 1440x3120@120", 7}}));
62 }
63
main()64 int main() {
65 struct stat buffer;
66
67 LOG(INFO) << "Pixel PowerStats HAL AIDL Service is starting.";
68
69 // single thread
70 ABinderProcess_setThreadPoolMaxThreadCount(0);
71
72 std::shared_ptr<PowerStats> p = ndk::SharedRefBase::make<PowerStats>();
73
74 addGs201CommonDataProviders(p);
75 addDisplay(p);
76
77 if (!stat("/sys/devices/platform/10970000.hsi2c/i2c-8/8-0008/power_stats", &buffer)) {
78 addNFC(p, "/sys/devices/platform/10970000.hsi2c/i2c-8/8-0008/power_stats");
79 }
80 const std::string instance = std::string() + PowerStats::descriptor + "/default";
81 binder_status_t status = AServiceManager_addService(p->asBinder().get(), instance.c_str());
82 LOG_ALWAYS_FATAL_IF(status != STATUS_OK);
83
84 ABinderProcess_joinThreadPool();
85 return EXIT_FAILURE; // should not reach
86 }
87