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: 1080x2400@30",
40 "On: 1080x2400@60",
41 "On: 1080x2400@90",
42 "HBM: 1080x2400@60",
43 "HBM: 1080x2400@90"};
44
45 p->addStateResidencyDataProvider(std::make_unique<DisplayStateResidencyDataProvider>(
46 "Display",
47 "/sys/class/backlight/panel0-backlight/state",
48 states));
49
50 // Add display energy consumer
51 p->addEnergyConsumer(PowerStatsEnergyConsumer::createMeterAndEntityConsumer(
52 p, EnergyConsumerType::DISPLAY, "display", {"VSYS_PWR_DISPLAY"}, "Display",
53 {{"LP: 1080x2400@30", 1},
54 {"On: 1080x2400@60", 2},
55 {"On: 1080x2400@90", 3},
56 {"HBM: 1080x2400@60", 4},
57 {"HBM: 1080x2400@90", 5}}));
58 }
59
main()60 int main() {
61 struct stat buffer;
62
63 LOG(INFO) << "Pixel PowerStats HAL AIDL Service is starting.";
64
65 // single thread
66 ABinderProcess_setThreadPoolMaxThreadCount(0);
67
68 std::shared_ptr<PowerStats> p = ndk::SharedRefBase::make<PowerStats>();
69
70 addGs201CommonDataProviders(p);
71 addDisplay(p);
72
73 if (!stat("/sys/devices/platform/10970000.hsi2c/i2c-2/i2c-st21nfc/power_stats", &buffer)) {
74 addNFC(p, "/sys/devices/platform/10970000.hsi2c/i2c-2/i2c-st21nfc/power_stats");
75 } else if (!stat("/sys/devices/platform/10970000.hsi2c/i2c-3/i2c-st21nfc/power_stats", &buffer)) {
76 addNFC(p, "/sys/devices/platform/10970000.hsi2c/i2c-3/i2c-st21nfc/power_stats");
77 } else if (!stat("/sys/devices/platform/10970000.hsi2c/i2c-4/i2c-st21nfc/power_stats", &buffer)) {
78 addNFC(p, "/sys/devices/platform/10970000.hsi2c/i2c-4/i2c-st21nfc/power_stats");
79 } else if (!stat("/sys/devices/platform/10970000.hsi2c/i2c-5/i2c-st21nfc/power_stats", &buffer)) {
80 addNFC(p, "/sys/devices/platform/10970000.hsi2c/i2c-5/i2c-st21nfc/power_stats");
81 } else if (!stat("/sys/devices/platform/10970000.hsi2c/i2c-6/i2c-st21nfc/power_stats", &buffer)) {
82 addNFC(p, "/sys/devices/platform/10970000.hsi2c/i2c-6/i2c-st21nfc/power_stats");
83 } else if (!stat("/sys/devices/platform/10970000.hsi2c/i2c-7/i2c-st21nfc/power_stats", &buffer)) {
84 addNFC(p, "/sys/devices/platform/10970000.hsi2c/i2c-7/i2c-st21nfc/power_stats");
85 } else {
86 addNFC(p, "/sys/devices/platform/10970000.hsi2c/i2c-8/i2c-st21nfc/power_stats");
87 }
88 const std::string instance = std::string() + PowerStats::descriptor + "/default";
89 binder_status_t status = AServiceManager_addService(p->asBinder().get(), instance.c_str());
90 LOG_ALWAYS_FATAL_IF(status != STATUS_OK);
91
92 ABinderProcess_joinThreadPool();
93 return EXIT_FAILURE; // should not reach
94 }
95