Merge "Add REDUCE_* operations"
diff --git a/compatibility_matrices/compatibility_matrix.current.xml b/compatibility_matrices/compatibility_matrix.current.xml
index 6858819..0bd297b 100644
--- a/compatibility_matrices/compatibility_matrix.current.xml
+++ b/compatibility_matrices/compatibility_matrix.current.xml
@@ -305,6 +305,14 @@
</interface>
</hal>
<hal format="hidl" optional="true">
+ <name>android.hardware.power.stats</name>
+ <version>1.0</version>
+ <interface>
+ <name>IPowerStats</name>
+ <instance>default</instance>
+ </interface>
+ </hal>
+ <hal format="hidl" optional="true">
<name>android.hardware.radio</name>
<version>1.0-2</version>
<interface>
diff --git a/keymaster/3.0/vts/functional/keymaster_tags.h b/keymaster/3.0/vts/functional/keymaster_tags.h
index f241ef1..8544bf7 100644
--- a/keymaster/3.0/vts/functional/keymaster_tags.h
+++ b/keymaster/3.0/vts/functional/keymaster_tags.h
@@ -274,7 +274,10 @@
*/
template <typename ValueT> class NullOr {
template <typename T> struct reference_initializer {
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wnull-dereference"
static T&& init() { return *static_cast<std::remove_reference_t<T>*>(nullptr); }
+#pragma GCC diagnostic pop
};
template <typename T> struct pointer_initializer {
static T init() { return nullptr; }
diff --git a/keymaster/4.0/support/include/keymasterV4_0/keymaster_tags.h b/keymaster/4.0/support/include/keymasterV4_0/keymaster_tags.h
index 61c444c..97dab68 100644
--- a/keymaster/4.0/support/include/keymasterV4_0/keymaster_tags.h
+++ b/keymaster/4.0/support/include/keymasterV4_0/keymaster_tags.h
@@ -282,7 +282,10 @@
class NullOr {
template <typename T>
struct reference_initializer {
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wnull-dereference"
static T&& init() { return *static_cast<std::remove_reference_t<T>*>(nullptr); }
+#pragma GCC diagnostic pop
};
template <typename T>
struct pointer_initializer {
diff --git a/power/stats/1.0/Android.bp b/power/stats/1.0/Android.bp
new file mode 100644
index 0000000..9a956e4
--- /dev/null
+++ b/power/stats/1.0/Android.bp
@@ -0,0 +1,29 @@
+// This file is autogenerated by hidl-gen -Landroidbp.
+
+hidl_interface {
+ name: "android.hardware.power.stats@1.0",
+ root: "android.hardware",
+ vndk: {
+ enabled: true,
+ },
+ srcs: [
+ "types.hal",
+ "IPowerStats.hal",
+ ],
+ interfaces: [
+ "android.hidl.base@1.0",
+ ],
+ types: [
+ "EnergyData",
+ "PowerEntityInfo",
+ "PowerEntityStateInfo",
+ "PowerEntityStateResidencyData",
+ "PowerEntityStateResidencyResult",
+ "PowerEntityStateSpace",
+ "PowerEntityType",
+ "RailInfo",
+ "Status",
+ ],
+ gen_java: false,
+}
+
diff --git a/power/stats/1.0/IPowerStats.hal b/power/stats/1.0/IPowerStats.hal
new file mode 100644
index 0000000..74ceb8f
--- /dev/null
+++ b/power/stats/1.0/IPowerStats.hal
@@ -0,0 +1,160 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package android.hardware.power.stats@1.0;
+
+interface IPowerStats {
+
+ /**
+ * Rail information:
+ * Reports information related to the rails being monitored.
+ *
+ * @return rails Information about monitored rails.
+ * @return status SUCCESS on success or NOT_SUPPORTED if
+ * feature is not enabled or FILESYSTEM_ERROR on filesystem nodes
+ * access error.
+ */
+ getRailInfo()
+ generates(vec<RailInfo> rails, Status status);
+
+ /**
+ * Rail level energy measurements for low frequency clients:
+ * Reports accumulated energy since boot on each rail.
+ *
+ * @param railIndices Indices of rails for which data is required.
+ * To get data for all rails pass an empty vector. Rail name to
+ * index mapping can be queried from getRailInfo() API.
+ * @return data Energy values since boot for all requested rails.
+ * @return status SUCCESS on success or NOT_SUPPORTED if
+ * feature is not enabled or FILESYSTEM_ERROR on filesystem nodes
+ * access error.
+ */
+ getEnergyData(vec<uint32_t> railIndices)
+ generates(vec<EnergyData> data, Status status);
+
+ /**
+ * Stream rail level power measurements for high frequency clients:
+ * Streams accumulated energy since boot on each rail. This API is
+ * asynchronous.
+ *
+ * @param timeMs Time(in ms) for which energyData should be streamed
+ * @param samplingRate Frequency(in Hz) at which samples should be
+ * captured. If the requested sampling rate is not supported then
+ * SUCCESS is returned and numSamples are reported back according
+ * to the supported sampling rate.
+ * @return mqDesc Blocking Synchronous Fast Message Queue descriptor - One
+ * writer(power.stats HAL) and one reader are supported. Data is
+ * present in the following format in the queue:
+ * +-----------------------+ <--
+ * | EnergyData for rail 1 | |
+ * +-----------------------+ |
+ * | EnergyData for rail 2 | |
+ * +-----------------------+ |
+ * | . | |-- 1st Sample
+ * | . | |
+ * | . | |
+ * +-----------------------+ |
+ * | EnergyData for rail n | |
+ * +-----------------------+ <--
+ * | . |
+ * | . |
+ * | . |
+ * +-----------------------+ <--
+ * | EnergyData for rail 1 | |
+ * +-----------------------+ |
+ * | EnergyData for rail 2 | |
+ * +-----------------------+ |
+ * | . | |-- kth Sample
+ * | . | |
+ * | . | |
+ * +-----------------------+ |
+ * | EnergyData for rail n | |
+ * +-----------------------+ <--
+ *
+ * where,
+ * n = railsPerSample
+ * k = numSamples
+ *
+ * @return numSamples Number of samples which will be generated in timeMs.
+ * @return railsPerSample Number of rails measured per sample.
+ * @return status SUCCESS on success or FILESYSTEM_ERROR on filesystem
+ * nodes access or NOT_SUPPORTED if feature is not enabled or
+ * INSUFFICIENT_RESOURCES if there are not enough resources.
+ */
+ streamEnergyData(uint32_t timeMs, uint32_t samplingRate)
+ generates(fmq_sync<EnergyData> mqDesc, uint32_t numSamples,
+ uint32_t railsPerSample, Status status);
+
+ /**
+ * PowerEntity information:
+ * Reports information related to all supported PowerEntity(s) for which
+ * data is available. A PowerEntity is defined as a platform subsystem,
+ * peripheral, or power domain that impacts the total device power
+ * consumption.
+ *
+ * @return powerEntityInfos List of information on each PowerEntity
+ * @return status SUCCESS on success, NOT_SUPPORTED if feature is not
+ * enabled, FILESYSTEM_ERROR if there was an error accessing the
+ * filesystem.
+ */
+ getPowerEntityInfo()
+ generates(vec<PowerEntityInfo> powerEntityInfos, Status status);
+
+ /**
+ * PowerEntity state information:
+ * Reports the set of power states for which the specified
+ * PowerEntity(s) provide residency data.
+ *
+ * @param powerEntityIds collection of IDs of PowerEntity(s) for which
+ * state information is requested. PowerEntity name to ID mapping may
+ * be queried from getPowerEntityInfo(). To get state space
+ * information for all PowerEntity(s) pass an empty vector.
+ *
+ * @return powerEntityStateSpaces PowerEntity state space information for
+ * each specified PowerEntity that provides state space information.
+ * @return status SUCCESS on success, NOT_SUPPORTED if feature is not
+ * enabled, FILESYSTEM_ERROR if there was an error accessing the
+ * filesystem, INVALID_INPUT if any requested PowerEntity(s) do not
+ * provide state space information and there was not a filesystem error.
+ */
+ getPowerEntityStateInfo(vec<uint32_t> powerEntityIds)
+ generates(vec<PowerEntityStateSpace> powerEntityStateSpaces,
+ Status status);
+
+ /**
+ * PowerEntity residencies for low frequency clients:
+ * Reports accumulated residency data for each specified PowerEntity.
+ * Each PowerEntity may reside in one of multiple states. It may also
+ * transition to another state. Residency data is an accumulation of time
+ * that a specified PowerEntity resided in each of its possible states,
+ * the number of times that each state was entered, and a timestamp
+ * corresponding to the last time that state was entered. Data is
+ * accumulated starting from the last time the PowerEntity was reset.
+ *
+ * @param powerEntityId collection of IDs of PowerEntity(s) for which
+ * residency data is requested. PowerEntity name to ID mapping may
+ * be queried from getPowerEntityInfo(). To get state residency
+ * data for all PowerEntity(s) pass an empty vector.
+ * @return stateResidencyResults state residency data for each specified
+ * PowerEntity that provides state residency data.
+ * @return status SUCCESS on success, NOT_SUPPORTED if feature is not
+ * enabled, FILESYSTEM_ERROR if there was an error accessing the
+ * filesystem, INVALID_INPUT if any requested PowerEntity(s) do not
+ * provide state residency data and there was not a filesystem error.
+ */
+ getPowerEntityStateResidencyData(vec<uint32_t> powerEntityIds)
+ generates(vec<PowerEntityStateResidencyResult> stateResidencyResults,
+ Status status);
+};
diff --git a/power/stats/1.0/default/Android.bp b/power/stats/1.0/default/Android.bp
new file mode 100644
index 0000000..04270c1
--- /dev/null
+++ b/power/stats/1.0/default/Android.bp
@@ -0,0 +1,34 @@
+// Copyright (C) 2018 The Android Open Source Project
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+
+cc_library_shared {
+ name: "android.hardware.power.stats@1.0-service",
+ relative_install_path: "hw",
+ init_rc: ["android.hardware.power.stats@1.0-service.rc"],
+ srcs: ["service.cpp", "PowerStats.cpp"],
+ cflags: [
+ "-Wall",
+ "-Werror",
+ ],
+ shared_libs: [
+ "libbase",
+ "libcutils",
+ "libfmq",
+ "libhidlbase",
+ "libhidltransport",
+ "liblog",
+ "libutils",
+ "android.hardware.power.stats@1.0",
+ ],
+ vendor: true,
+}
diff --git a/power/stats/1.0/default/PowerStats.cpp b/power/stats/1.0/default/PowerStats.cpp
new file mode 100644
index 0000000..810c575
--- /dev/null
+++ b/power/stats/1.0/default/PowerStats.cpp
@@ -0,0 +1,317 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "PowerStats.h"
+#include <android-base/file.h>
+#include <android-base/logging.h>
+#include <android-base/properties.h>
+#include <android-base/stringprintf.h>
+#include <android-base/strings.h>
+#include <inttypes.h>
+#include <stdlib.h>
+#include <algorithm>
+#include <exception>
+#include <thread>
+
+namespace android {
+namespace hardware {
+namespace power {
+namespace stats {
+namespace V1_0 {
+namespace implementation {
+
+#define MAX_FILE_PATH_LEN 128
+#define MAX_DEVICE_NAME_LEN 64
+#define MAX_QUEUE_SIZE 8192
+
+constexpr char kIioDirRoot[] = "/sys/bus/iio/devices/";
+constexpr char kDeviceName[] = "pm_device_name";
+constexpr char kDeviceType[] = "iio:device";
+constexpr uint32_t MAX_SAMPLING_RATE = 10;
+constexpr uint64_t WRITE_TIMEOUT_NS = 1000000000;
+
+void PowerStats::findIioPowerMonitorNodes() {
+ struct dirent* ent;
+ int fd;
+ char devName[MAX_DEVICE_NAME_LEN];
+ char filePath[MAX_FILE_PATH_LEN];
+ DIR* iioDir = opendir(kIioDirRoot);
+ if (!iioDir) {
+ ALOGE("Error opening directory: %s", kIioDirRoot);
+ return;
+ }
+ while (ent = readdir(iioDir), ent) {
+ if (strcmp(ent->d_name, ".") != 0 && strcmp(ent->d_name, "..") != 0 &&
+ strlen(ent->d_name) > strlen(kDeviceType) &&
+ strncmp(ent->d_name, kDeviceType, strlen(kDeviceType)) == 0) {
+ snprintf(filePath, MAX_FILE_PATH_LEN, "%s/%s", ent->d_name, "name");
+ fd = openat(dirfd(iioDir), filePath, O_RDONLY);
+ if (fd < 0) {
+ ALOGW("Failed to open directory: %s", filePath);
+ continue;
+ }
+ if (read(fd, devName, MAX_DEVICE_NAME_LEN) < 0) {
+ ALOGW("Failed to read device name from file: %s(%d)", filePath, fd);
+ close(fd);
+ continue;
+ }
+
+ if (strncmp(devName, kDeviceName, strlen(kDeviceName)) == 0) {
+ snprintf(filePath, MAX_FILE_PATH_LEN, "%s/%s", kIioDirRoot, ent->d_name);
+ mPm.devicePaths.push_back(filePath);
+ }
+ close(fd);
+ }
+ }
+ closedir(iioDir);
+ return;
+}
+
+size_t PowerStats::parsePowerRails() {
+ std::string data;
+ std::string railFileName;
+ std::string spsFileName;
+ uint32_t index = 0;
+ uint32_t samplingRate;
+ for (const auto& path : mPm.devicePaths) {
+ railFileName = path + "/enabled_rails";
+ spsFileName = path + "/sampling_rate";
+ if (!android::base::ReadFileToString(spsFileName, &data)) {
+ ALOGW("Error reading file: %s", spsFileName.c_str());
+ continue;
+ }
+ samplingRate = strtoul(data.c_str(), NULL, 10);
+ if (!samplingRate || samplingRate == ULONG_MAX) {
+ ALOGE("Error parsing: %s", spsFileName.c_str());
+ break;
+ }
+ if (!android::base::ReadFileToString(railFileName, &data)) {
+ ALOGW("Error reading file: %s", railFileName.c_str());
+ continue;
+ }
+ std::istringstream railNames(data);
+ std::string line;
+ while (std::getline(railNames, line)) {
+ std::vector<std::string> words = android::base::Split(line, ":");
+ if (words.size() == 2) {
+ mPm.railsInfo.emplace(words[0], RailData{.devicePath = path,
+ .index = index,
+ .subsysName = words[1],
+ .samplingRate = samplingRate});
+ index++;
+ } else {
+ ALOGW("Unexpected format in file: %s", railFileName.c_str());
+ }
+ }
+ }
+ return index;
+}
+
+int PowerStats::parseIioEnergyNode(std::string devName) {
+ int ret = 0;
+ std::string data;
+ std::string fileName = devName + "/energy_value";
+ if (!android::base::ReadFileToString(fileName, &data)) {
+ ALOGE("Error reading file: %s", fileName.c_str());
+ return -1;
+ }
+
+ std::istringstream energyData(data);
+ std::string line;
+ uint64_t timestamp = 0;
+ bool timestampRead = false;
+ while (std::getline(energyData, line)) {
+ std::vector<std::string> words = android::base::Split(line, ",");
+ if (timestampRead == false) {
+ if (words.size() == 1) {
+ timestamp = strtoull(words[0].c_str(), NULL, 10);
+ if (timestamp == 0 || timestamp == ULLONG_MAX) {
+ ALOGW("Potentially wrong timestamp: %" PRIu64, timestamp);
+ }
+ timestampRead = true;
+ }
+ } else if (words.size() == 2) {
+ std::string railName = words[0];
+ if (mPm.railsInfo.count(railName) != 0) {
+ size_t index = mPm.railsInfo[railName].index;
+ mPm.reading[index].index = index;
+ mPm.reading[index].timestamp = timestamp;
+ mPm.reading[index].energy = strtoull(words[1].c_str(), NULL, 10);
+ if (mPm.reading[index].energy == ULLONG_MAX) {
+ ALOGW("Potentially wrong energy value: %" PRIu64, mPm.reading[index].energy);
+ }
+ }
+ } else {
+ ALOGW("Unexpected format in file: %s", fileName.c_str());
+ ret = -1;
+ break;
+ }
+ }
+ return ret;
+}
+
+Status PowerStats::parseIioEnergyNodes() {
+ Status ret = Status::SUCCESS;
+ if (mPm.hwEnabled == false) {
+ return Status::NOT_SUPPORTED;
+ }
+
+ for (const auto& devicePath : mPm.devicePaths) {
+ if (parseIioEnergyNode(devicePath) < 0) {
+ ALOGE("Error in parsing power stats");
+ ret = Status::FILESYSTEM_ERROR;
+ break;
+ }
+ }
+ return ret;
+}
+
+PowerStats::PowerStats() {
+ findIioPowerMonitorNodes();
+ size_t numRails = parsePowerRails();
+ if (mPm.devicePaths.empty() || numRails == 0) {
+ mPm.hwEnabled = false;
+ } else {
+ mPm.hwEnabled = true;
+ mPm.reading.resize(numRails);
+ }
+}
+
+Return<void> PowerStats::getRailInfo(getRailInfo_cb _hidl_cb) {
+ hidl_vec<RailInfo> rInfo;
+ Status ret = Status::SUCCESS;
+ size_t index;
+ std::lock_guard<std::mutex> _lock(mPm.mLock);
+ if (mPm.hwEnabled == false) {
+ _hidl_cb(rInfo, Status::NOT_SUPPORTED);
+ return Void();
+ }
+ rInfo.resize(mPm.railsInfo.size());
+ for (const auto& railData : mPm.railsInfo) {
+ index = railData.second.index;
+ rInfo[index].railName = railData.first;
+ rInfo[index].subsysName = railData.second.subsysName;
+ rInfo[index].index = index;
+ rInfo[index].samplingRate = railData.second.samplingRate;
+ }
+ _hidl_cb(rInfo, ret);
+ return Void();
+}
+
+Return<void> PowerStats::getEnergyData(const hidl_vec<uint32_t>& railIndices,
+ getEnergyData_cb _hidl_cb) {
+ hidl_vec<EnergyData> eVal;
+ std::lock_guard<std::mutex> _lock(mPm.mLock);
+ Status ret = parseIioEnergyNodes();
+
+ if (ret != Status::SUCCESS) {
+ ALOGE("Failed to getEnergyData");
+ _hidl_cb(eVal, ret);
+ return Void();
+ }
+
+ if (railIndices.size() == 0) {
+ eVal.resize(mPm.railsInfo.size());
+ memcpy(&eVal[0], &mPm.reading[0], mPm.reading.size() * sizeof(EnergyData));
+ } else {
+ eVal.resize(railIndices.size());
+ int i = 0;
+ for (const auto& railIndex : railIndices) {
+ if (railIndex >= mPm.reading.size()) {
+ ret = Status::INVALID_INPUT;
+ eVal.resize(0);
+ break;
+ }
+ memcpy(&eVal[i], &mPm.reading[railIndex], sizeof(EnergyData));
+ i++;
+ }
+ }
+ _hidl_cb(eVal, ret);
+ return Void();
+}
+
+Return<void> PowerStats::streamEnergyData(uint32_t timeMs, uint32_t samplingRate,
+ streamEnergyData_cb _hidl_cb) {
+ std::lock_guard<std::mutex> _lock(mPm.mLock);
+ if (mPm.fmqSynchronized != nullptr) {
+ _hidl_cb(MessageQueueSync::Descriptor(), 0, 0, Status::INSUFFICIENT_RESOURCES);
+ return Void();
+ }
+ uint32_t sps = std::min(samplingRate, MAX_SAMPLING_RATE);
+ uint32_t numSamples = timeMs * sps / 1000;
+ mPm.fmqSynchronized.reset(new (std::nothrow) MessageQueueSync(MAX_QUEUE_SIZE, true));
+ if (mPm.fmqSynchronized == nullptr || mPm.fmqSynchronized->isValid() == false) {
+ mPm.fmqSynchronized = nullptr;
+ _hidl_cb(MessageQueueSync::Descriptor(), 0, 0, Status::INSUFFICIENT_RESOURCES);
+ return Void();
+ }
+ std::thread pollThread = std::thread([this, sps, numSamples]() {
+ uint64_t sleepTimeUs = 1000000 / sps;
+ uint32_t currSamples = 0;
+ while (currSamples < numSamples) {
+ mPm.mLock.lock();
+ if (parseIioEnergyNodes() == Status::SUCCESS) {
+ mPm.fmqSynchronized->writeBlocking(&mPm.reading[0], mPm.reading.size(),
+ WRITE_TIMEOUT_NS);
+ mPm.mLock.unlock();
+ currSamples++;
+ if (usleep(sleepTimeUs) < 0) {
+ ALOGW("Sleep interrupted");
+ break;
+ }
+ } else {
+ mPm.mLock.unlock();
+ break;
+ }
+ }
+ mPm.mLock.lock();
+ mPm.fmqSynchronized = nullptr;
+ mPm.mLock.unlock();
+ return;
+ });
+ pollThread.detach();
+ _hidl_cb(*(mPm.fmqSynchronized)->getDesc(), numSamples, mPm.reading.size(), Status::SUCCESS);
+ return Void();
+}
+
+Return<void> PowerStats::getPowerEntityInfo(getPowerEntityInfo_cb _hidl_cb) {
+ hidl_vec<PowerEntityInfo> eInfo;
+ _hidl_cb(eInfo, Status::NOT_SUPPORTED);
+ return Void();
+}
+
+Return<void> PowerStats::getPowerEntityStateInfo(const hidl_vec<uint32_t>& powerEntityIds,
+ getPowerEntityStateInfo_cb _hidl_cb) {
+ (void)powerEntityIds;
+ hidl_vec<PowerEntityStateSpace> powerEntityStateSpaces;
+ _hidl_cb(powerEntityStateSpaces, Status::NOT_SUPPORTED);
+ return Void();
+}
+
+Return<void> PowerStats::getPowerEntityStateResidencyData(
+ const hidl_vec<uint32_t>& powerEntityIds, getPowerEntityStateResidencyData_cb _hidl_cb) {
+ (void)powerEntityIds;
+ hidl_vec<PowerEntityStateResidencyResult> results;
+ _hidl_cb(results, Status::NOT_SUPPORTED);
+ return Void();
+}
+
+} // namespace implementation
+} // namespace V1_0
+} // namespace stats
+} // namespace power
+} // namespace hardware
+} // namespace android
diff --git a/power/stats/1.0/default/PowerStats.h b/power/stats/1.0/default/PowerStats.h
new file mode 100644
index 0000000..fb2c6a8
--- /dev/null
+++ b/power/stats/1.0/default/PowerStats.h
@@ -0,0 +1,93 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef ANDROID_HARDWARE_POWERSTATS_V1_0_POWERSTATS_H
+#define ANDROID_HARDWARE_POWERSTATS_V1_0_POWERSTATS_H
+
+#include <android/hardware/power/stats/1.0/IPowerStats.h>
+#include <fmq/MessageQueue.h>
+#include <hidl/MQDescriptor.h>
+#include <hidl/Status.h>
+
+namespace android {
+namespace hardware {
+namespace power {
+namespace stats {
+namespace V1_0 {
+namespace implementation {
+
+using ::android::hardware::hidl_vec;
+using ::android::hardware::kSynchronizedReadWrite;
+using ::android::hardware::Return;
+using ::android::hardware::Void;
+using ::android::hardware::power::stats::V1_0::EnergyData;
+using ::android::hardware::power::stats::V1_0::PowerEntityInfo;
+using ::android::hardware::power::stats::V1_0::PowerEntityStateInfo;
+using ::android::hardware::power::stats::V1_0::PowerEntityStateResidencyData;
+using ::android::hardware::power::stats::V1_0::PowerEntityStateResidencyResult;
+using ::android::hardware::power::stats::V1_0::PowerEntityStateSpace;
+using ::android::hardware::power::stats::V1_0::PowerEntityType;
+using ::android::hardware::power::stats::V1_0::RailInfo;
+using ::android::hardware::power::stats::V1_0::Status;
+
+typedef MessageQueue<EnergyData, kSynchronizedReadWrite> MessageQueueSync;
+struct RailData {
+ std::string devicePath;
+ uint32_t index;
+ std::string subsysName;
+ uint32_t samplingRate;
+};
+
+struct OnDeviceMmt {
+ std::mutex mLock;
+ bool hwEnabled;
+ std::vector<std::string> devicePaths;
+ std::map<std::string, RailData> railsInfo;
+ std::vector<EnergyData> reading;
+ std::unique_ptr<MessageQueueSync> fmqSynchronized;
+};
+
+struct PowerStats : public IPowerStats {
+ PowerStats();
+ // Methods from ::android::hardware::power::stats::V1_0::IPowerStats follow.
+ Return<void> getRailInfo(getRailInfo_cb _hidl_cb) override;
+ Return<void> getEnergyData(const hidl_vec<uint32_t>& railIndices,
+ getEnergyData_cb _hidl_cb) override;
+ Return<void> streamEnergyData(uint32_t timeMs, uint32_t samplingRate,
+ streamEnergyData_cb _hidl_cb) override;
+ Return<void> getPowerEntityInfo(getPowerEntityInfo_cb _hidl_cb) override;
+ Return<void> getPowerEntityStateInfo(const hidl_vec<uint32_t>& powerEntityIds,
+ getPowerEntityStateInfo_cb _hidl_cb) override;
+ Return<void> getPowerEntityStateResidencyData(
+ const hidl_vec<uint32_t>& powerEntityIds,
+ getPowerEntityStateResidencyData_cb _hidl_cb) override;
+
+ private:
+ OnDeviceMmt mPm;
+ void findIioPowerMonitorNodes();
+ size_t parsePowerRails();
+ int parseIioEnergyNode(std::string devName);
+ Status parseIioEnergyNodes();
+};
+
+} // namespace implementation
+} // namespace V1_0
+} // namespace stats
+} // namespace power
+} // namespace hardware
+} // namespace android
+
+#endif // ANDROID_HARDWARE_POWERSTATS_V1_0_POWERSTATS_H
diff --git a/power/stats/1.0/default/android.hardware.power.stats@1.0-service.rc b/power/stats/1.0/default/android.hardware.power.stats@1.0-service.rc
new file mode 100644
index 0000000..d7e546b
--- /dev/null
+++ b/power/stats/1.0/default/android.hardware.power.stats@1.0-service.rc
@@ -0,0 +1,4 @@
+service vendor.power.stats-hal-1-0 /vendor/bin/hw/android.hardware.power.stats@1.0-service
+ class hal
+ user system
+ group system
diff --git a/power/stats/1.0/default/service.cpp b/power/stats/1.0/default/service.cpp
new file mode 100644
index 0000000..80649f5
--- /dev/null
+++ b/power/stats/1.0/default/service.cpp
@@ -0,0 +1,59 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#define LOG_TAG "android.hardware.power.stats@1.0-service"
+
+#include <android/log.h>
+#include <hidl/HidlTransportSupport.h>
+
+#include "PowerStats.h"
+
+using android::OK;
+using android::sp;
+using android::status_t;
+
+// libhwbinder:
+using android::hardware::configureRpcThreadpool;
+using android::hardware::joinRpcThreadpool;
+
+// Generated HIDL files
+using android::hardware::power::stats::V1_0::IPowerStats;
+using android::hardware::power::stats::V1_0::implementation::PowerStats;
+
+int main(int /* argc */, char** /* argv */) {
+ ALOGI("power.stats service 1.0 is starting.");
+
+ android::sp<IPowerStats> service = new PowerStats();
+ if (service == nullptr) {
+ ALOGE("Can not create an instance of power.stats HAL Iface, exiting.");
+ return 1;
+ }
+
+ configureRpcThreadpool(1, true /*callerWillJoin*/);
+
+ status_t status = service->registerAsService();
+ if (status != OK) {
+ ALOGE("Could not register service for power.stats HAL Iface (%d), exiting.", status);
+ return 1;
+ }
+
+ ALOGI("power.stats service is ready");
+ joinRpcThreadpool();
+
+ // In normal operation, we don't expect the thread pool to exit
+ ALOGE("power.stats service is shutting down");
+ return 1;
+}
diff --git a/power/stats/1.0/types.hal b/power/stats/1.0/types.hal
new file mode 100644
index 0000000..644224b
--- /dev/null
+++ b/power/stats/1.0/types.hal
@@ -0,0 +1,128 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package android.hardware.power.stats@1.0;
+
+enum Status : uint32_t {
+ SUCCESS = 0,
+ NOT_SUPPORTED = 1,
+ INVALID_INPUT = 2,
+ FILESYSTEM_ERROR = 3,
+ INSUFFICIENT_RESOURCES = 4,
+};
+
+struct RailInfo {
+ /** Index corresponding to the rail */
+ uint32_t index;
+ /** Name of the rail */
+ string railName;
+ /** Name of the subsystem to which this rail belongs */
+ string subsysName;
+ /** Hardware sampling rate */
+ uint32_t samplingRate;
+};
+
+struct EnergyData {
+ /**
+ * Index corresponding to the rail. This index matches
+ * the index returned in RailInfo
+ */
+ uint32_t index;
+ /** Time since device boot(CLOCK_BOOTTIME) in milli-seconds */
+ uint64_t timestamp;
+ /** Accumulated energy since device boot in microwatt-seconds (uWs) */
+ uint64_t energy;
+};
+
+enum PowerEntityType : uint32_t {
+ /**
+ * A subsystem is a self-contained compute unit. Some examples include
+ * application processor, DSP, GPU.
+ */
+ SUBSYSTEM = 0,
+ /**
+ * A peripheral is an auxiliary device that connects to and works with a
+ * compute unit. Some examples include simple sensors, camera, display.
+ */
+ PERIPHERAL = 1,
+ /**
+ * A power domain is a single subsystem or a collection of subsystems
+ * that is controlled by a single voltage rail.
+ */
+ POWER_DOMAIN = 2,
+};
+
+/**
+ * PowerEntityInfo contains information, such as the ID, name, and type of a
+ * given PowerEntity.
+ */
+struct PowerEntityInfo {
+ /** Unique ID corresponding to the PowerEntity */
+ uint32_t powerEntityId;
+ /** Name of the PowerEntity */
+ string powerEntityName;
+ /** Type of the PowerEntity */
+ PowerEntityType type;
+};
+
+struct PowerEntityStateInfo {
+ /**
+ * ID corresponding to the state. Unique for a given PowerEntityStateSpace
+ */
+ uint32_t powerEntityStateId;
+ /** Name of the state */
+ string powerEntityStateName;
+};
+
+/**
+ * PowerEntityStateSpace contains the state space information of a given
+ * PowerEntity. The state space, is the set of possible states that a given
+ * PowerEntity provides residency data for.
+ */
+struct PowerEntityStateSpace {
+ /** Unique ID of the corresponding PowerEntity */
+ uint32_t powerEntityId;
+
+ /** List of states that the PowerEntity may reside in */
+ vec<PowerEntityStateInfo> states;
+};
+
+/** Contains residency data for a single state */
+struct PowerEntityStateResidencyData {
+ /** Unique ID of the corresponding PowerEntityStateInfo */
+ uint32_t powerEntityStateId;
+ /**
+ * Total time in milliseconds that the corresponding PowerEntity resided
+ * in this state since the PowerEntity was reset
+ */
+ uint64_t totalTimeInStateMs;
+ /**
+ * Total number of times that the state was entered since the corresponding
+ * PowerEntity was reset
+ */
+ uint64_t totalStateEntryCount;
+ /**
+ * Last time this state was entered. Time in milliseconds since the
+ * corresponding PowerEntity was reset
+ */
+ uint64_t lastEntryTimestampMs;
+};
+
+struct PowerEntityStateResidencyResult {
+ /** Unique ID of the corresponding PowerEntity */
+ uint32_t powerEntityId;
+ /** Residency data for each state the PowerEntity's state space */
+ vec<PowerEntityStateResidencyData> stateResidencyData;
+};
diff --git a/power/stats/1.0/vts/functional/Android.bp b/power/stats/1.0/vts/functional/Android.bp
new file mode 100644
index 0000000..4f0b325
--- /dev/null
+++ b/power/stats/1.0/vts/functional/Android.bp
@@ -0,0 +1,38 @@
+//
+// Copyright (C) 2018 The Android Open Source Project
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+
+cc_test {
+ name: "VtsHalPowerStatsV1_0TargetTest",
+ defaults: [
+ "VtsHalTargetTestDefaults"
+ ],
+ srcs: [
+ "VtsHalPowerStatsV1_0TargetTest.cpp"
+ ],
+ static_libs: [
+ "android.hardware.power.stats@1.0"
+ ],
+ shared_libs: [
+ "libbase",
+ "libcutils",
+ "liblog",
+ "libhidlbase",
+ "libfmq",
+ "libhidltransport",
+ "libhwbinder",
+ "libutils",
+ ],
+}
diff --git a/power/stats/1.0/vts/functional/VtsHalPowerStatsV1_0TargetTest.cpp b/power/stats/1.0/vts/functional/VtsHalPowerStatsV1_0TargetTest.cpp
new file mode 100644
index 0000000..9f007e4
--- /dev/null
+++ b/power/stats/1.0/vts/functional/VtsHalPowerStatsV1_0TargetTest.cpp
@@ -0,0 +1,580 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#define LOG_TAG "android.power.stats.vts"
+
+#include <VtsHalHidlTargetTestBase.h>
+#include <VtsHalHidlTargetTestEnvBase.h>
+#include <android-base/logging.h>
+#include <android/hardware/power/stats/1.0/IPowerStats.h>
+#include <fmq/MessageQueue.h>
+#include <hidl/MQDescriptor.h>
+#include <inttypes.h>
+#include <algorithm>
+#include <random>
+#include <thread>
+
+namespace android {
+namespace power {
+namespace stats {
+namespace vts {
+namespace {
+
+using android::sp;
+using android::hardware::hidl_vec;
+using android::hardware::kSynchronizedReadWrite;
+using android::hardware::Return;
+using android::hardware::Void;
+using android::hardware::power::stats::V1_0::EnergyData;
+using android::hardware::power::stats::V1_0::IPowerStats;
+using android::hardware::power::stats::V1_0::PowerEntityInfo;
+using android::hardware::power::stats::V1_0::PowerEntityStateResidencyResult;
+using android::hardware::power::stats::V1_0::PowerEntityStateSpace;
+using android::hardware::power::stats::V1_0::RailInfo;
+using android::hardware::power::stats::V1_0::Status;
+
+} // namespace
+
+typedef hardware::MessageQueue<EnergyData, kSynchronizedReadWrite> MessageQueueSync;
+// Test environment for Power HIDL HAL.
+class PowerStatsHidlEnv : public ::testing::VtsHalHidlTargetTestEnvBase {
+ public:
+ // get the test environment singleton
+ static PowerStatsHidlEnv* Instance() {
+ static PowerStatsHidlEnv* instance = new PowerStatsHidlEnv;
+ return instance;
+ }
+
+ virtual void registerTestServices() override { registerTestService<IPowerStats>(); }
+};
+
+class PowerStatsHidlTest : public ::testing::VtsHalHidlTargetTestBase {
+ public:
+ virtual void SetUp() override {
+ service_ = ::testing::VtsHalHidlTargetTestBase::getService<IPowerStats>(
+ PowerStatsHidlEnv::Instance()->getServiceName<IPowerStats>());
+ ASSERT_NE(service_, nullptr);
+ }
+
+ virtual void TearDown() override {}
+
+ void getInfos(hidl_vec<PowerEntityInfo>& infos);
+ void getStateSpaces(hidl_vec<PowerEntityStateSpace>& stateSpaces,
+ const std::vector<uint32_t>& ids);
+ void getResidencyResults(hidl_vec<PowerEntityStateResidencyResult>& results,
+ const std::vector<uint32_t>& ids);
+ void getRandomIds(std::vector<uint32_t>& ids);
+
+ sp<IPowerStats> service_;
+};
+
+void PowerStatsHidlTest::getInfos(hidl_vec<PowerEntityInfo>& infos) {
+ Status status;
+ Return<void> ret = service_->getPowerEntityInfo([&status, &infos](auto rInfos, auto rStatus) {
+ status = rStatus;
+ infos = rInfos;
+ });
+ ASSERT_TRUE(ret.isOk());
+
+ if (status == Status::SUCCESS) {
+ ASSERT_NE(infos.size(), 0) << "powerEntityInfos must have entries if supported";
+ } else {
+ ASSERT_EQ(status, Status::NOT_SUPPORTED);
+ ASSERT_EQ(infos.size(), 0);
+ LOG(INFO) << "getPowerEntityInfo not supported";
+ }
+}
+
+void PowerStatsHidlTest::getStateSpaces(hidl_vec<PowerEntityStateSpace>& stateSpaces,
+ const std::vector<uint32_t>& ids = {}) {
+ Status status;
+ Return<void> ret = service_->getPowerEntityStateInfo(
+ ids, [&status, &stateSpaces](auto rStateSpaces, auto rStatus) {
+ status = rStatus;
+ stateSpaces = rStateSpaces;
+ });
+ ASSERT_TRUE(ret.isOk());
+
+ if (status == Status::SUCCESS) {
+ ASSERT_NE(stateSpaces.size(), 0) << "powerEntityStateSpaces must have entries if supported";
+ } else {
+ ASSERT_EQ(status, Status::NOT_SUPPORTED);
+ ASSERT_EQ(stateSpaces.size(), 0);
+ LOG(INFO) << "getPowerEntityStateInfo not supported";
+ }
+}
+
+void PowerStatsHidlTest::getResidencyResults(hidl_vec<PowerEntityStateResidencyResult>& results,
+ const std::vector<uint32_t>& ids = {}) {
+ Status status;
+ Return<void> ret = service_->getPowerEntityStateResidencyData(
+ ids, [&status, &results](auto rResults, auto rStatus) {
+ status = rStatus;
+ results = rResults;
+ });
+ ASSERT_TRUE(ret.isOk());
+
+ if (status == Status::SUCCESS) {
+ ASSERT_NE(results.size(), 0);
+ } else {
+ ASSERT_EQ(status, Status::NOT_SUPPORTED);
+ ASSERT_EQ(results.size(), 0);
+ LOG(INFO) << "getPowerEntityStateResidencyData not supported";
+ }
+}
+
+void PowerStatsHidlTest::getRandomIds(std::vector<uint32_t>& ids) {
+ hidl_vec<PowerEntityStateSpace> stateSpaces;
+ getStateSpaces(stateSpaces);
+
+ if (stateSpaces.size() == 0) {
+ return;
+ }
+
+ for (auto stateSpace : stateSpaces) {
+ ids.push_back(stateSpace.powerEntityId);
+ }
+
+ unsigned seed = std::chrono::system_clock::now().time_since_epoch().count();
+ auto gen = std::default_random_engine(seed);
+ std::uniform_int_distribution<uint32_t> dist(1, stateSpaces.size());
+
+ std::shuffle(ids.begin(), ids.end(), gen);
+ ids.resize(dist(gen));
+}
+
+// Each PowerEntity must have a valid name
+TEST_F(PowerStatsHidlTest, ValidatePowerEntityNames) {
+ hidl_vec<PowerEntityInfo> infos;
+ getInfos(infos);
+ for (auto info : infos) {
+ ASSERT_NE(info.powerEntityName, "");
+ }
+}
+
+// Each PowerEntity must have a unique ID
+TEST_F(PowerStatsHidlTest, ValidatePowerEntityIds) {
+ hidl_vec<PowerEntityInfo> infos;
+ getInfos(infos);
+
+ set<uint32_t> ids;
+ for (auto info : infos) {
+ ASSERT_TRUE(ids.insert(info.powerEntityId).second);
+ }
+}
+
+// Each PowerEntityStateSpace must have an associated PowerEntityInfo
+TEST_F(PowerStatsHidlTest, ValidateStateInfoAssociation) {
+ hidl_vec<PowerEntityInfo> infos;
+ getInfos(infos);
+
+ hidl_vec<PowerEntityStateSpace> stateSpaces;
+ getStateSpaces(stateSpaces);
+
+ std::set<uint32_t> ids;
+ for (auto info : infos) {
+ ids.insert(info.powerEntityId);
+ }
+
+ for (auto stateSpace : stateSpaces) {
+ ASSERT_NE(ids.count(stateSpace.powerEntityId), 0);
+ }
+}
+
+// Each state must have a valid name
+TEST_F(PowerStatsHidlTest, ValidateStateNames) {
+ hidl_vec<PowerEntityStateSpace> stateSpaces;
+ getStateSpaces(stateSpaces);
+
+ for (auto stateSpace : stateSpaces) {
+ for (auto state : stateSpace.states) {
+ ASSERT_NE(state.powerEntityStateName, "");
+ }
+ }
+}
+
+// Each state must have an ID that is unique to the PowerEntityStateSpace
+TEST_F(PowerStatsHidlTest, ValidateStateUniqueIds) {
+ hidl_vec<PowerEntityStateSpace> stateSpaces;
+ getStateSpaces(stateSpaces);
+
+ for (auto stateSpace : stateSpaces) {
+ set<uint32_t> stateIds;
+ for (auto state : stateSpace.states) {
+ ASSERT_TRUE(stateIds.insert(state.powerEntityStateId).second);
+ }
+ }
+}
+
+// getPowerEntityStateInfo must support passing in requested IDs
+// Results must contain state space information for all requested IDs
+TEST_F(PowerStatsHidlTest, ValidateStateInfoAssociationSelect) {
+ std::vector<uint32_t> randomIds;
+ getRandomIds(randomIds);
+
+ if (randomIds.empty()) {
+ return;
+ }
+
+ hidl_vec<PowerEntityStateSpace> stateSpaces;
+ getStateSpaces(stateSpaces, randomIds);
+
+ ASSERT_EQ(stateSpaces.size(), randomIds.size());
+
+ std::set<uint32_t> ids;
+ for (auto id : randomIds) {
+ ids.insert(id);
+ }
+ for (auto stateSpace : stateSpaces) {
+ ASSERT_NE(ids.count(stateSpace.powerEntityId), 0);
+ }
+}
+
+// Requested state space info must match initially obtained stateinfos
+TEST_F(PowerStatsHidlTest, ValidateStateInfoSelect) {
+ hidl_vec<PowerEntityStateSpace> stateSpaces;
+ getStateSpaces(stateSpaces);
+ if (stateSpaces.size() == 0) {
+ return;
+ }
+
+ std::vector<uint32_t> randomIds;
+ getRandomIds(randomIds);
+ ASSERT_FALSE(randomIds.empty());
+
+ hidl_vec<PowerEntityStateSpace> selectedStateSpaces;
+ getStateSpaces(selectedStateSpaces, randomIds);
+
+ std::map<uint32_t, PowerEntityStateSpace> stateSpaceMap;
+ for (auto stateSpace : stateSpaces) {
+ stateSpaceMap[stateSpace.powerEntityId] = stateSpace;
+ }
+
+ for (auto stateSpace : selectedStateSpaces) {
+ auto it = stateSpaceMap.find(stateSpace.powerEntityId);
+ ASSERT_NE(it, stateSpaceMap.end());
+
+ ASSERT_EQ(stateSpace.states.size(), it->second.states.size());
+ for (auto i = 0; i < stateSpace.states.size(); i++) {
+ ASSERT_EQ(stateSpace.states[i].powerEntityStateId,
+ it->second.states[i].powerEntityStateId);
+ ASSERT_EQ(stateSpace.states[i].powerEntityStateName,
+ it->second.states[i].powerEntityStateName);
+ }
+ }
+}
+
+// stateResidencyResults must contain results for every PowerEntityStateSpace
+// returned by getPowerEntityStateInfo
+TEST_F(PowerStatsHidlTest, ValidateResidencyResultsAssociation) {
+ hidl_vec<PowerEntityStateSpace> stateSpaces;
+ getStateSpaces(stateSpaces);
+
+ hidl_vec<PowerEntityStateResidencyResult> results;
+ getResidencyResults(results);
+
+ std::map<uint32_t, PowerEntityStateResidencyResult> resultsMap;
+ for (auto result : results) {
+ resultsMap[result.powerEntityId] = result;
+ }
+
+ for (auto stateSpace : stateSpaces) {
+ auto it = resultsMap.find(stateSpace.powerEntityId);
+ ASSERT_NE(it, resultsMap.end());
+
+ ASSERT_EQ(stateSpace.states.size(), it->second.stateResidencyData.size());
+
+ std::set<uint32_t> stateIds;
+ for (auto residency : it->second.stateResidencyData) {
+ stateIds.insert(residency.powerEntityStateId);
+ }
+
+ for (auto state : stateSpace.states) {
+ ASSERT_NE(stateIds.count(state.powerEntityStateId), 0);
+ }
+ }
+}
+
+// getPowerEntityStateResidencyData must support passing in requested IDs
+// stateResidencyResults must contain results for each PowerEntityStateSpace
+// returned by getPowerEntityStateInfo
+TEST_F(PowerStatsHidlTest, ValidateResidencyResultsAssociationSelect) {
+ std::vector<uint32_t> randomIds;
+ getRandomIds(randomIds);
+ if (randomIds.empty()) {
+ return;
+ }
+
+ hidl_vec<PowerEntityStateSpace> stateSpaces;
+ getStateSpaces(stateSpaces, randomIds);
+
+ hidl_vec<PowerEntityStateResidencyResult> results;
+ getResidencyResults(results, randomIds);
+
+ std::map<uint32_t, PowerEntityStateResidencyResult> resultsMap;
+ for (auto result : results) {
+ resultsMap[result.powerEntityId] = result;
+ }
+
+ for (auto stateSpace : stateSpaces) {
+ auto it = resultsMap.find(stateSpace.powerEntityId);
+ ASSERT_NE(it, resultsMap.end());
+
+ ASSERT_EQ(stateSpace.states.size(), it->second.stateResidencyData.size());
+
+ std::set<uint32_t> stateIds;
+ for (auto residency : it->second.stateResidencyData) {
+ stateIds.insert(residency.powerEntityStateId);
+ }
+
+ for (auto state : stateSpace.states) {
+ ASSERT_NE(stateIds.count(state.powerEntityStateId), 0);
+ }
+ }
+}
+
+TEST_F(PowerStatsHidlTest, ValidateRailInfo) {
+ hidl_vec<RailInfo> rails[2];
+ Status s;
+ auto cb = [&rails, &s](hidl_vec<RailInfo> rail_subsys, Status status) {
+ rails[0] = rail_subsys;
+ s = status;
+ };
+ Return<void> ret = service_->getRailInfo(cb);
+ EXPECT_TRUE(ret.isOk());
+ if (s == Status::SUCCESS) {
+ /* Rails size should be non-zero on SUCCESS*/
+ ASSERT_NE(rails[0].size(), 0);
+ /* check if indices returned are unique*/
+ set<uint32_t> ids;
+ for (auto rail : rails[0]) {
+ ASSERT_TRUE(ids.insert(rail.index).second);
+ }
+ auto cb = [&rails, &s](hidl_vec<RailInfo> rail_subsys, Status status) {
+ rails[1] = rail_subsys;
+ s = status;
+ };
+ Return<void> ret = service_->getRailInfo(cb);
+ EXPECT_TRUE(ret.isOk());
+ ASSERT_EQ(s, Status::SUCCESS);
+ ASSERT_EQ(rails[0].size(), rails[1].size());
+ /* check if data returned by two calls to getRailInfo is same*/
+ for (int i = 0; i < rails[0].size(); i++) {
+ ASSERT_NE(rails[0][i].railName, "");
+ ASSERT_NE(rails[0][i].subsysName, "");
+ int j = 0;
+ bool match = false;
+ for (j = 0; j < rails[1].size(); j++) {
+ if (rails[0][i].index == rails[1][j].index) {
+ ASSERT_EQ(rails[0][i].railName, rails[1][i].railName);
+ ASSERT_EQ(rails[0][i].subsysName, rails[1][i].subsysName);
+ match = true;
+ break;
+ }
+ }
+ ASSERT_TRUE(match);
+ }
+ } else if (s == Status::FILESYSTEM_ERROR) {
+ ALOGI("ValidateRailInfo returned FILESYSTEM_ERROR");
+ ASSERT_EQ(rails[0].size(), 0);
+ } else if (s == Status::NOT_SUPPORTED) {
+ ALOGI("ValidateRailInfo returned NOT_SUPPORTED");
+ ASSERT_EQ(rails[0].size(), 0);
+ } else if (s == Status::INVALID_INPUT) {
+ ALOGI("ValidateRailInfo returned INVALID_INPUT");
+ ASSERT_EQ(rails[0].size(), 0);
+ } else if (s == Status::INSUFFICIENT_RESOURCES) {
+ ALOGI("ValidateRailInfo returned INSUFFICIENT_RESOURCES");
+ ASSERT_EQ(rails[0].size(), 0);
+ }
+}
+
+TEST_F(PowerStatsHidlTest, ValidateAllPowerData) {
+ hidl_vec<EnergyData> measurements[2];
+ Status s;
+ auto cb = [&measurements, &s](hidl_vec<EnergyData> measure, Status status) {
+ measurements[0] = measure;
+ s = status;
+ };
+ Return<void> ret = service_->getEnergyData(hidl_vec<uint32_t>(), cb);
+ EXPECT_TRUE(ret.isOk());
+ if (s == Status::SUCCESS) {
+ /*measurements size should be non-zero on SUCCESS*/
+ ASSERT_NE(measurements[0].size(), 0);
+ auto cb = [&measurements, &s](hidl_vec<EnergyData> measure, Status status) {
+ measurements[1] = measure;
+ s = status;
+ };
+ Return<void> ret = service_->getEnergyData(hidl_vec<uint32_t>(), cb);
+ EXPECT_TRUE(ret.isOk());
+ ASSERT_EQ(s, Status::SUCCESS);
+ /*Both calls should returns same amount of data*/
+ ASSERT_EQ(measurements[0].size(), measurements[1].size());
+ /*Check is energy and timestamp are monotonically increasing*/
+ for (int i = 0; i < measurements[0].size(); i++) {
+ int j;
+ for (j = 0; j < measurements[1].size(); j++) {
+ if (measurements[0][i].index == measurements[1][j].index) {
+ EXPECT_GE(measurements[1][j].timestamp, measurements[0][i].timestamp);
+ EXPECT_GE(measurements[1][j].energy, measurements[0][i].energy);
+ break;
+ }
+ }
+ /*Check is indices for two call match*/
+ ASSERT_NE(j, measurements[1].size());
+ }
+ } else if (s == Status::FILESYSTEM_ERROR) {
+ ALOGI("ValidateAllPowerData returned FILESYSTEM_ERROR");
+ ASSERT_EQ(measurements[0].size(), 0);
+ } else if (s == Status::NOT_SUPPORTED) {
+ ALOGI("ValidateAllPowerData returned NOT_SUPPORTED");
+ ASSERT_EQ(measurements[0].size(), 0);
+ } else if (s == Status::INVALID_INPUT) {
+ ALOGI("ValidateAllPowerData returned INVALID_INPUT");
+ ASSERT_EQ(measurements[0].size(), 0);
+ } else if (s == Status::INSUFFICIENT_RESOURCES) {
+ ALOGI("ValidateAllPowerData returned INSUFFICIENT_RESOURCES");
+ ASSERT_EQ(measurements[0].size(), 0);
+ }
+}
+
+TEST_F(PowerStatsHidlTest, ValidateFilteredPowerData) {
+ hidl_vec<RailInfo> rails;
+ hidl_vec<EnergyData> measurements;
+ hidl_vec<uint32_t> indices;
+ std::string debugString;
+ Status s;
+ auto cb = [&rails, &s](hidl_vec<RailInfo> rail_subsys, Status status) {
+ rails = rail_subsys;
+ s = status;
+ };
+ Return<void> ret = service_->getRailInfo(cb);
+ EXPECT_TRUE(ret.isOk());
+ std::time_t seed = std::time(nullptr);
+ std::srand(seed);
+ if (s == Status::SUCCESS) {
+ size_t sz = std::max(1, (int)(std::rand() % rails.size()));
+ indices.resize(sz);
+ for (int i = 0; i < sz; i++) {
+ int j = std::rand() % rails.size();
+ indices[i] = rails[j].index;
+ debugString += std::to_string(indices[i]) + ", ";
+ }
+ debugString += "\n";
+ ALOGI("ValidateFilteredPowerData for indices: %s", debugString.c_str());
+ auto cb = [&measurements, &s](hidl_vec<EnergyData> measure, Status status) {
+ measurements = measure;
+ s = status;
+ };
+ Return<void> ret = service_->getEnergyData(indices, cb);
+ EXPECT_TRUE(ret.isOk());
+ if (s == Status::SUCCESS) {
+ /* Make sure that all the measurements are returned */
+ ASSERT_EQ(sz, measurements.size());
+ for (int i = 0; i < measurements.size(); i++) {
+ int j;
+ bool match = false;
+ /* Check that the measurement belongs to the requested index */
+ for (j = 0; j < indices.size(); j++) {
+ if (indices[j] == measurements[i].index) {
+ match = true;
+ break;
+ }
+ }
+ ASSERT_TRUE(match);
+ }
+ }
+ } else {
+ /* size should be zero is stats is NOT SUCCESS */
+ ASSERT_EQ(rails.size(), 0);
+ }
+}
+
+void readEnergy(sp<IPowerStats> service_, uint32_t timeMs) {
+ std::unique_ptr<MessageQueueSync> mQueue;
+ Status s;
+ uint32_t railsInSample;
+ uint32_t totalSamples;
+ auto cb = [&s, &mQueue, &totalSamples, &railsInSample](
+ const hardware::MQDescriptorSync<EnergyData>& in, uint32_t numSamples,
+ uint32_t railsPerSample, Status status) {
+ mQueue.reset(new (std::nothrow) MessageQueueSync(in));
+ s = status;
+ totalSamples = numSamples;
+ railsInSample = railsPerSample;
+ };
+ service_->streamEnergyData(timeMs, 10, cb);
+ if (s == Status::SUCCESS) {
+ ASSERT_NE(nullptr, mQueue);
+ ASSERT_TRUE(mQueue->isValid());
+ bool rc;
+ int sampleCount = 0;
+ uint32_t totalQuants = railsInSample * totalSamples;
+ uint64_t timeout_ns = 10000000000;
+ if (totalSamples > 0) {
+ uint32_t batch = std::max(1, (int)((std::rand() % totalSamples) * railsInSample));
+ ALOGI("Read energy, timsMs: %u, batch: %u", timeMs, batch);
+ std::vector<EnergyData> data(batch);
+ while (sampleCount < totalQuants) {
+ rc = mQueue->readBlocking(&data[0], batch, timeout_ns);
+ if (rc == false) {
+ break;
+ }
+ sampleCount = sampleCount + batch;
+ if (batch > totalQuants - sampleCount) {
+ batch = 1;
+ }
+ }
+ ASSERT_EQ(totalQuants, sampleCount);
+ }
+ } else if (s == Status::FILESYSTEM_ERROR) {
+ ASSERT_FALSE(mQueue->isValid());
+ ASSERT_EQ(totalSamples, 0);
+ ASSERT_EQ(railsInSample, 0);
+ } else if (s == Status::NOT_SUPPORTED) {
+ ASSERT_FALSE(mQueue->isValid());
+ ASSERT_EQ(totalSamples, 0);
+ ASSERT_EQ(railsInSample, 0);
+ } else if (s == Status::INVALID_INPUT) {
+ ASSERT_FALSE(mQueue->isValid());
+ ASSERT_EQ(totalSamples, 0);
+ ASSERT_EQ(railsInSample, 0);
+ } else if (s == Status::INSUFFICIENT_RESOURCES) {
+ ASSERT_FALSE(mQueue->isValid());
+ ASSERT_EQ(totalSamples, 0);
+ ASSERT_EQ(railsInSample, 0);
+ }
+}
+
+TEST_F(PowerStatsHidlTest, StreamEnergyData) {
+ std::time_t seed = std::time(nullptr);
+ std::srand(seed);
+ std::thread thread1 = std::thread(readEnergy, service_, std::rand() % 5000);
+ thread1.join();
+}
+
+int main(int argc, char** argv) {
+ ::testing::AddGlobalTestEnvironment(PowerStatsHidlEnv::Instance());
+ ::testing::InitGoogleTest(&argc, argv);
+ PowerStatsHidlEnv::Instance()->init(&argc, argv);
+ int status = RUN_ALL_TESTS();
+ LOG(INFO) << "Test result = " << status;
+ return status;
+}
+} // namespace vts
+} // namespace stats
+} // namespace power
+} // namespace android