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/GenericStateResidencyDataProvider.h>
21 #include <dataproviders/PowerStatsEnergyConsumer.h>
22 #include <DevfreqStateResidencyDataProvider.h>
23 #include <Gs201CommonDataProviders.h>
24 #include <PowerStatsAidl.h>
25
26 #include <android-base/logging.h>
27 #include <android-base/properties.h>
28 #include <android/binder_manager.h>
29 #include <android/binder_process.h>
30 #include <log/log.h>
31 #include <sys/stat.h>
32
33 using aidl::android::hardware::power::stats::DevfreqStateResidencyDataProvider;
34 using aidl::android::hardware::power::stats::DisplayStateResidencyDataProvider;
35 using aidl::android::hardware::power::stats::EnergyConsumerType;
36 using aidl::android::hardware::power::stats::GenericStateResidencyDataProvider;
37 using aidl::android::hardware::power::stats::PowerStatsEnergyConsumer;
38
addDisplay(std::shared_ptr<PowerStats> p)39 void addDisplay(std::shared_ptr<PowerStats> p) {
40 // Add display residency stats
41 struct stat buffer;
42 if (!stat("/sys/class/drm/card0/device/primary-panel/time_in_state", &buffer)) {
43 // time_in_state exists
44 addDisplayMrr(p);
45 } else {
46 // time_in_state doesn't exist
47 std::vector<std::string> states = {
48 "Off",
49 "On: 1600x2560@60",
50 "HBM: 1600x2560@60"};
51
52 p->addStateResidencyDataProvider(std::make_unique<DisplayStateResidencyDataProvider>("Display",
53 "/sys/class/backlight/panel0-backlight/state",
54 states));
55 }
56
57 // Add display energy consumer
58 p->addEnergyConsumer(PowerStatsEnergyConsumer::createMeterConsumer(
59 p,
60 EnergyConsumerType::DISPLAY,
61 "Display",
62 {"VSYS_PWR_DISPLAY"}));
63 }
64
addGPUGs202(std::shared_ptr<PowerStats> p)65 void addGPUGs202(std::shared_ptr<PowerStats> p) {
66 std::map<std::string, int32_t> stateCoeffs;
67
68 // Add GPU state residency
69 p->addStateResidencyDataProvider(std::make_unique<DevfreqStateResidencyDataProvider>(
70 "GPU",
71 "/sys/devices/platform/28000000.mali"));
72
73 // Add GPU energy consumer
74 stateCoeffs = {
75 {"202000", 890},
76 {"251000", 1102},
77 {"302000", 1308},
78 {"351000", 1522},
79 {"400000", 1772},
80 {"434000", 1931},
81 {"471000", 2105},
82 {"510000", 2292},
83 {"572000", 2528},
84 {"633000", 2811},
85 {"701000", 3127},
86 {"762000", 3452},
87 {"848000", 4044}};
88
89 p->addEnergyConsumer(PowerStatsEnergyConsumer::createMeterAndAttrConsumer(
90 p,
91 EnergyConsumerType::OTHER,
92 "GPU",
93 {"S2S_VDD_G3D", "S8S_VDD_G3D_L2"},
94 {{UID_TIME_IN_STATE, "/sys/devices/platform/28000000.mali/uid_time_in_state"}},
95 stateCoeffs));
96 }
97
addUwb(std::shared_ptr<PowerStats> p)98 void addUwb(std::shared_ptr<PowerStats> p) {
99 // A constant to represent the number of nanoseconds in one millisecond.
100 const int NS_TO_MS = 1000000;
101
102 // ACPM stats are reported in nanoseconds. The transform function
103 // converts nanoseconds to milliseconds.
104 std::function<uint64_t(uint64_t)> uwbNsToMs = [](uint64_t a) { return a / NS_TO_MS; };
105 const GenericStateResidencyDataProvider::StateResidencyConfig stateConfig = {
106 .entryCountSupported = true,
107 .entryCountPrefix = "count:",
108 .totalTimeSupported = true,
109 .totalTimePrefix = "dur ns:",
110 .totalTimeTransform = uwbNsToMs,
111 .lastEntrySupported = false,
112 };
113
114 const std::vector<std::pair<std::string, std::string>> stateHeaders = {
115 std::make_pair("Off", "Off state:"),
116 std::make_pair("Deep sleep", "Deep sleep state:"),
117 std::make_pair("Run", "Run state:"),
118 std::make_pair("Idle", "Idle state:"),
119 std::make_pair("Tx", "Tx state:"),
120 std::make_pair("Rx", "Rx state:"),
121 };
122
123 std::vector<GenericStateResidencyDataProvider::PowerEntityConfig> cfgs;
124 cfgs.emplace_back(generateGenericStateResidencyConfigs(stateConfig, stateHeaders),
125 "UWB", "");
126
127 p->addStateResidencyDataProvider(std::make_unique<GenericStateResidencyDataProvider>(
128 "/sys/devices/platform/10db0000.spi/spi_master/spi16/spi16.0/uwb/power_stats", cfgs));
129 }
130
main()131 int main() {
132 LOG(INFO) << "Pixel PowerStats HAL AIDL Service is starting.";
133
134 // single thread
135 ABinderProcess_setThreadPoolMaxThreadCount(0);
136
137 std::shared_ptr<PowerStats> p = ndk::SharedRefBase::make<PowerStats>();
138
139 setEnergyMeter(p);
140 addAoC(p);
141 addPixelStateResidencyDataProvider(p);
142 addCPUclusters(p);
143 addDisplay(p);
144 addSoC(p);
145 addWifi(p);
146 addTPU(p);
147 addUfs(p);
148 addUwb(p);
149 addPowerDomains(p);
150 addDevfreq(p);
151 addGPUGs202(p);
152 addDvfsStats(p);
153
154 const std::string instance = std::string() + PowerStats::descriptor + "/default";
155 binder_status_t status = AServiceManager_addService(p->asBinder().get(), instance.c_str());
156 LOG_ALWAYS_FATAL_IF(status != STATUS_OK);
157
158 ABinderProcess_joinThreadPool();
159 return EXIT_FAILURE; // should not reach
160 }
161