diff --git a/cmds/idlcli/Android.bp b/cmds/idlcli/Android.bp
index 402767a..64bfdf9 100644
--- a/cmds/idlcli/Android.bp
+++ b/cmds/idlcli/Android.bp
@@ -37,10 +37,16 @@
     defaults: ["idlcli-defaults"],
     srcs: [
         "CommandVibrator.cpp",
+        "vibrator/CommandAlwaysOnDisable.cpp",
+        "vibrator/CommandAlwaysOnEnable.cpp",
         "vibrator/CommandCompose.cpp",
         "vibrator/CommandGetCapabilities.cpp",
         "vibrator/CommandGetCompositionDelayMax.cpp",
         "vibrator/CommandGetCompositionSizeMax.cpp",
+        "vibrator/CommandGetPrimitiveDuration.cpp",
+        "vibrator/CommandGetSupportedAlwaysOnEffects.cpp",
+        "vibrator/CommandGetSupportedEffects.cpp",
+        "vibrator/CommandGetSupportedPrimitives.cpp",
         "vibrator/CommandOff.cpp",
         "vibrator/CommandOn.cpp",
         "vibrator/CommandPerform.cpp",
diff --git a/cmds/idlcli/utils.h b/cmds/idlcli/utils.h
index a8e5954..b874455 100644
--- a/cmds/idlcli/utils.h
+++ b/cmds/idlcli/utils.h
@@ -17,6 +17,7 @@
 #ifndef FRAMEWORK_NATIVE_CMDS_IDLCLI_UTILS_H_
 #define FRAMEWORK_NATIVE_CMDS_IDLCLI_UTILS_H_
 
+#include <android/binder_enums.h>
 #include <hidl/HidlSupport.h>
 
 #include <iomanip>
@@ -66,7 +67,7 @@
 
 } // namespace overrides
 
-template <typename T, typename R = hardware::hidl_enum_range<T>>
+template <typename T, typename R = ndk::enum_range<T>>
 inline std::istream &operator>>(std::istream &stream, T &out) {
     using overrides::operator>>;
     auto validRange = R();
diff --git a/cmds/idlcli/vibrator.h b/cmds/idlcli/vibrator.h
index ca5142d..6c30a9e 100644
--- a/cmds/idlcli/vibrator.h
+++ b/cmds/idlcli/vibrator.h
@@ -16,8 +16,12 @@
 #ifndef FRAMEWORK_NATIVE_CMDS_IDLCLI_VIBRATOR_H_
 #define FRAMEWORK_NATIVE_CMDS_IDLCLI_VIBRATOR_H_
 
+#include <future>
+
+#include <aidl/android/hardware/vibrator/BnVibratorCallback.h>
 #include <aidl/android/hardware/vibrator/IVibrator.h>
 #include <android/binder_manager.h>
+#include <android/binder_process.h>
 #include <android/hardware/vibrator/1.3/IVibrator.h>
 
 #include "utils.h"
@@ -101,6 +105,18 @@
 namespace V1_3 = ::android::hardware::vibrator::V1_3;
 namespace aidl = ::aidl::android::hardware::vibrator;
 
+class VibratorCallback : public aidl::BnVibratorCallback {
+public:
+    ndk::ScopedAStatus onComplete() override {
+        mPromise.set_value();
+        return ndk::ScopedAStatus::ok();
+    }
+    void waitForComplete() { mPromise.get_future().wait(); }
+
+private:
+    std::promise<void> mPromise;
+};
+
 } // namespace vibrator
 } // namespace idlcli
 
diff --git a/cmds/idlcli/vibrator/CommandAlwaysOnDisable.cpp b/cmds/idlcli/vibrator/CommandAlwaysOnDisable.cpp
new file mode 100644
index 0000000..9afa300
--- /dev/null
+++ b/cmds/idlcli/vibrator/CommandAlwaysOnDisable.cpp
@@ -0,0 +1,79 @@
+/*
+ * Copyright (C) 2020 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 "utils.h"
+#include "vibrator.h"
+
+namespace android {
+namespace idlcli {
+
+class CommandVibrator;
+
+namespace vibrator {
+
+class CommandAlwaysOnDisable : public Command {
+    std::string getDescription() const override { return "Disarm always-on haptic source."; }
+
+    std::string getUsageSummary() const override { return "<id>"; }
+
+    UsageDetails getUsageDetails() const override {
+        UsageDetails details{
+                {"<id>", {"Source ID (device-specific)."}},
+        };
+        return details;
+    }
+
+    Status doArgs(Args &args) override {
+        if (auto id = args.pop<decltype(mId)>()) {
+            mId = *id;
+            std::cout << "Source ID: " << mId << std::endl;
+        } else {
+            std::cerr << "Missing or Invalid Source ID!" << std::endl;
+            return USAGE;
+        }
+        if (!args.empty()) {
+            std::cerr << "Unexpected Arguments!" << std::endl;
+            return USAGE;
+        }
+        return OK;
+    }
+
+    Status doMain(Args && /*args*/) override {
+        std::string statusStr;
+        Status ret;
+
+        if (auto hal = getHal<aidl::IVibrator>()) {
+            auto status = hal->call(&aidl::IVibrator::alwaysOnDisable, mId);
+
+            statusStr = status.getDescription();
+            ret = status.isOk() ? OK : ERROR;
+        } else {
+            return UNAVAILABLE;
+        }
+
+        std::cout << "Status: " << statusStr << std::endl;
+
+        return ret;
+    }
+
+    int32_t mId;
+};
+
+static const auto Command =
+        CommandRegistry<CommandVibrator>::Register<CommandAlwaysOnDisable>("alwaysOnDisable");
+
+} // namespace vibrator
+} // namespace idlcli
+} // namespace android
diff --git a/cmds/idlcli/vibrator/CommandAlwaysOnEnable.cpp b/cmds/idlcli/vibrator/CommandAlwaysOnEnable.cpp
new file mode 100644
index 0000000..bb7f9f2
--- /dev/null
+++ b/cmds/idlcli/vibrator/CommandAlwaysOnEnable.cpp
@@ -0,0 +1,102 @@
+/*
+ * Copyright (C) 2020 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 "utils.h"
+#include "vibrator.h"
+
+namespace android {
+namespace idlcli {
+
+class CommandVibrator;
+
+namespace vibrator {
+
+using aidl::Effect;
+using aidl::EffectStrength;
+
+class CommandAlwaysOnEnable : public Command {
+    std::string getDescription() const override {
+        return "Arm always-on haptic source with an effect.";
+    }
+
+    std::string getUsageSummary() const override { return "<id> <effect> <strength>"; }
+
+    UsageDetails getUsageDetails() const override {
+        UsageDetails details{
+                {"<id>", {"Source ID (device-specific)."}},
+                {"<effect>", {"Effect ID."}},
+                {"<strength>", {"0-2."}},
+        };
+        return details;
+    }
+
+    Status doArgs(Args &args) override {
+        if (auto id = args.pop<decltype(mId)>()) {
+            mId = *id;
+            std::cout << "Source ID: " << mId << std::endl;
+        } else {
+            std::cerr << "Missing or Invalid Source ID!" << std::endl;
+            return USAGE;
+        }
+        if (auto effect = args.pop<decltype(mEffect)>()) {
+            mEffect = *effect;
+            std::cout << "Effect: " << toString(mEffect) << std::endl;
+        } else {
+            std::cerr << "Missing or Invalid Effect!" << std::endl;
+            return USAGE;
+        }
+        if (auto strength = args.pop<decltype(mStrength)>()) {
+            mStrength = *strength;
+            std::cout << "Strength: " << toString(mStrength) << std::endl;
+        } else {
+            std::cerr << "Missing or Invalid Strength!" << std::endl;
+            return USAGE;
+        }
+        if (!args.empty()) {
+            std::cerr << "Unexpected Arguments!" << std::endl;
+            return USAGE;
+        }
+        return OK;
+    }
+
+    Status doMain(Args && /*args*/) override {
+        std::string statusStr;
+        Status ret;
+
+        if (auto hal = getHal<aidl::IVibrator>()) {
+            auto status = hal->call(&aidl::IVibrator::alwaysOnEnable, mId, mEffect, mStrength);
+
+            statusStr = status.getDescription();
+            ret = status.isOk() ? OK : ERROR;
+        } else {
+            return UNAVAILABLE;
+        }
+
+        std::cout << "Status: " << statusStr << std::endl;
+
+        return ret;
+    }
+
+    int32_t mId;
+    Effect mEffect;
+    EffectStrength mStrength;
+};
+
+static const auto Command =
+        CommandRegistry<CommandVibrator>::Register<CommandAlwaysOnEnable>("alwaysOnEnable");
+
+} // namespace vibrator
+} // namespace idlcli
+} // namespace android
diff --git a/cmds/idlcli/vibrator/CommandCompose.cpp b/cmds/idlcli/vibrator/CommandCompose.cpp
index 4721a5f..97c057f 100644
--- a/cmds/idlcli/vibrator/CommandCompose.cpp
+++ b/cmds/idlcli/vibrator/CommandCompose.cpp
@@ -28,10 +28,13 @@
 class CommandCompose : public Command {
     std::string getDescription() const override { return "Compose vibration."; }
 
-    std::string getUsageSummary() const override { return "<delay> <primitive> <scale> ..."; }
+    std::string getUsageSummary() const override {
+        return "[options] <delay> <primitive> <scale> ...";
+    }
 
     UsageDetails getUsageDetails() const override {
         UsageDetails details{
+                {"-b", {"Block for duration of vibration."}},
                 {"<delay>", {"In milliseconds"}},
                 {"<primitive>", {"Primitive ID."}},
                 {"<scale>", {"0.0 (exclusive) - 1.0 (inclusive)."}},
@@ -41,6 +44,17 @@
     }
 
     Status doArgs(Args &args) override {
+        while (args.get<std::string>().value_or("").find("-") == 0) {
+            auto opt = *args.pop<std::string>();
+            if (opt == "--") {
+                break;
+            } else if (opt == "-b") {
+                mBlocking = true;
+            } else {
+                std::cerr << "Invalid Option '" << opt << "'!" << std::endl;
+                return USAGE;
+            }
+        }
         while (!args.empty()) {
             CompositeEffect effect;
             if (auto delay = args.pop<decltype(effect.delayMs)>()) {
@@ -50,9 +64,8 @@
                 std::cerr << "Missing or Invalid Delay!" << std::endl;
                 return USAGE;
             }
-            // TODO: Use range validation when supported by AIDL
-            if (auto primitive = args.pop<std::underlying_type_t<decltype(effect.primitive)>>()) {
-                effect.primitive = static_cast<decltype(effect.primitive)>(*primitive);
+            if (auto primitive = args.pop<decltype(effect.primitive)>()) {
+                effect.primitive = *primitive;
                 std::cout << "Primitive: " << toString(effect.primitive) << std::endl;
             } else {
                 std::cerr << "Missing or Invalid Primitive!" << std::endl;
@@ -76,21 +89,33 @@
     }
 
     Status doMain(Args && /*args*/) override {
-        std::string statusStr;
-        Status ret;
-        if (auto hal = getHal<aidl::IVibrator>()) {
-            auto status = hal->call(&aidl::IVibrator::compose, mComposite, nullptr);
-            statusStr = status.getDescription();
-            ret = status.isOk() ? OK : ERROR;
-        } else {
+        auto hal = getHal<aidl::IVibrator>();
+
+        if (!hal) {
             return UNAVAILABLE;
         }
 
-        std::cout << "Status: " << statusStr << std::endl;
+        ABinderProcess_setThreadPoolMaxThreadCount(1);
+        ABinderProcess_startThreadPool();
 
-        return ret;
+        std::shared_ptr<VibratorCallback> callback;
+
+        if (mBlocking) {
+            callback = ndk::SharedRefBase::make<VibratorCallback>();
+        }
+
+        auto status = hal->call(&aidl::IVibrator::compose, mComposite, callback);
+
+        if (status.isOk() && callback) {
+            callback->waitForComplete();
+        }
+
+        std::cout << "Status: " << status.getDescription() << std::endl;
+
+        return status.isOk() ? OK : ERROR;
     }
 
+    bool mBlocking;
     std::vector<CompositeEffect> mComposite;
 };
 
diff --git a/cmds/idlcli/vibrator/CommandGetPrimitiveDuration.cpp b/cmds/idlcli/vibrator/CommandGetPrimitiveDuration.cpp
new file mode 100644
index 0000000..460d39e
--- /dev/null
+++ b/cmds/idlcli/vibrator/CommandGetPrimitiveDuration.cpp
@@ -0,0 +1,86 @@
+/*
+ * Copyright (C) 2020 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 <future>
+
+#include "utils.h"
+#include "vibrator.h"
+
+namespace android {
+namespace idlcli {
+
+class CommandVibrator;
+
+namespace vibrator {
+
+using aidl::CompositePrimitive;
+
+class CommandGetPrimitiveDuration : public Command {
+    std::string getDescription() const override {
+        return "Retrieve effect primitive's duration in milliseconds.";
+    }
+
+    std::string getUsageSummary() const override { return "<primitive>"; }
+
+    UsageDetails getUsageDetails() const override {
+        UsageDetails details{
+                {"<primitive>", {"Primitive ID."}},
+        };
+        return details;
+    }
+
+    Status doArgs(Args &args) override {
+        if (auto primitive = args.pop<decltype(mPrimitive)>()) {
+            mPrimitive = *primitive;
+            std::cout << "Primitive: " << toString(mPrimitive) << std::endl;
+        } else {
+            std::cerr << "Missing or Invalid Primitive!" << std::endl;
+            return USAGE;
+        }
+        if (!args.empty()) {
+            std::cerr << "Unexpected Arguments!" << std::endl;
+            return USAGE;
+        }
+        return OK;
+    }
+
+    Status doMain(Args && /*args*/) override {
+        std::string statusStr;
+        int32_t duration;
+        Status ret;
+
+        if (auto hal = getHal<aidl::IVibrator>()) {
+            auto status = hal->call(&aidl::IVibrator::getPrimitiveDuration, mPrimitive, &duration);
+            statusStr = status.getDescription();
+            ret = status.isOk() ? OK : ERROR;
+        } else {
+            return UNAVAILABLE;
+        }
+
+        std::cout << "Status: " << statusStr << std::endl;
+        std::cout << "Duration: " << duration << std::endl;
+
+        return ret;
+    }
+
+    CompositePrimitive mPrimitive;
+};
+
+static const auto Command = CommandRegistry<CommandVibrator>::Register<CommandGetPrimitiveDuration>(
+        "getPrimitiveDuration");
+
+} // namespace vibrator
+} // namespace idlcli
+} // namespace android
diff --git a/cmds/idlcli/vibrator/CommandGetSupportedAlwaysOnEffects.cpp b/cmds/idlcli/vibrator/CommandGetSupportedAlwaysOnEffects.cpp
new file mode 100644
index 0000000..edfcd91
--- /dev/null
+++ b/cmds/idlcli/vibrator/CommandGetSupportedAlwaysOnEffects.cpp
@@ -0,0 +1,75 @@
+/*
+ * Copyright (C) 2020 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 "utils.h"
+#include "vibrator.h"
+
+namespace android {
+namespace idlcli {
+
+class CommandVibrator;
+
+namespace vibrator {
+
+using aidl::Effect;
+
+class CommandGetSupportedAlwaysOnEffects : public Command {
+    std::string getDescription() const override { return "List of supported always-on effects."; }
+
+    std::string getUsageSummary() const override { return ""; }
+
+    UsageDetails getUsageDetails() const override {
+        UsageDetails details{};
+        return details;
+    }
+
+    Status doArgs(Args &args) override {
+        if (!args.empty()) {
+            std::cerr << "Unexpected Arguments!" << std::endl;
+            return USAGE;
+        }
+        return OK;
+    }
+
+    Status doMain(Args && /*args*/) override {
+        std::string statusStr;
+        std::vector<Effect> effects;
+        Status ret;
+
+        if (auto hal = getHal<aidl::IVibrator>()) {
+            auto status = hal->call(&aidl::IVibrator::getSupportedAlwaysOnEffects, &effects);
+            statusStr = status.getDescription();
+            ret = status.isOk() ? OK : ERROR;
+        } else {
+            return UNAVAILABLE;
+        }
+
+        std::cout << "Status: " << statusStr << std::endl;
+        std::cout << "Effects:" << std::endl;
+        for (auto &e : effects) {
+            std::cout << "  " << toString(e) << std::endl;
+        }
+
+        return ret;
+    }
+};
+
+static const auto Command =
+        CommandRegistry<CommandVibrator>::Register<CommandGetSupportedAlwaysOnEffects>(
+                "getSupportedAlwaysOnEffects");
+
+} // namespace vibrator
+} // namespace idlcli
+} // namespace android
diff --git a/cmds/idlcli/vibrator/CommandGetSupportedEffects.cpp b/cmds/idlcli/vibrator/CommandGetSupportedEffects.cpp
new file mode 100644
index 0000000..7658f22
--- /dev/null
+++ b/cmds/idlcli/vibrator/CommandGetSupportedEffects.cpp
@@ -0,0 +1,74 @@
+/*
+ * Copyright (C) 2020 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 "utils.h"
+#include "vibrator.h"
+
+namespace android {
+namespace idlcli {
+
+class CommandVibrator;
+
+namespace vibrator {
+
+using aidl::Effect;
+
+class CommandGetSupportedEffects : public Command {
+    std::string getDescription() const override { return "List supported effects."; }
+
+    std::string getUsageSummary() const override { return ""; }
+
+    UsageDetails getUsageDetails() const override {
+        UsageDetails details{};
+        return details;
+    }
+
+    Status doArgs(Args &args) override {
+        if (!args.empty()) {
+            std::cerr << "Unexpected Arguments!" << std::endl;
+            return USAGE;
+        }
+        return OK;
+    }
+
+    Status doMain(Args && /*args*/) override {
+        std::string statusStr;
+        std::vector<Effect> effects;
+        Status ret;
+
+        if (auto hal = getHal<aidl::IVibrator>()) {
+            auto status = hal->call(&aidl::IVibrator::getSupportedEffects, &effects);
+            statusStr = status.getDescription();
+            ret = status.isOk() ? OK : ERROR;
+        } else {
+            return UNAVAILABLE;
+        }
+
+        std::cout << "Status: " << statusStr << std::endl;
+        std::cout << "Effects:" << std::endl;
+        for (auto &e : effects) {
+            std::cout << "  " << toString(e) << std::endl;
+        }
+
+        return ret;
+    }
+};
+
+static const auto Command = CommandRegistry<CommandVibrator>::Register<CommandGetSupportedEffects>(
+        "getSupportedEffects");
+
+} // namespace vibrator
+} // namespace idlcli
+} // namespace android
diff --git a/cmds/idlcli/vibrator/CommandGetSupportedPrimitives.cpp b/cmds/idlcli/vibrator/CommandGetSupportedPrimitives.cpp
new file mode 100644
index 0000000..d101681
--- /dev/null
+++ b/cmds/idlcli/vibrator/CommandGetSupportedPrimitives.cpp
@@ -0,0 +1,75 @@
+/*
+ * Copyright (C) 2020 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 "utils.h"
+#include "vibrator.h"
+
+namespace android {
+namespace idlcli {
+
+class CommandVibrator;
+
+namespace vibrator {
+
+using aidl::CompositePrimitive;
+
+class CommandGetSupportedPrimitives : public Command {
+    std::string getDescription() const override { return "List of supported effect primitive."; }
+
+    std::string getUsageSummary() const override { return ""; }
+
+    UsageDetails getUsageDetails() const override {
+        UsageDetails details{};
+        return details;
+    }
+
+    Status doArgs(Args &args) override {
+        if (!args.empty()) {
+            std::cerr << "Unexpected Arguments!" << std::endl;
+            return USAGE;
+        }
+        return OK;
+    }
+
+    Status doMain(Args && /*args*/) override {
+        std::string statusStr;
+        std::vector<CompositePrimitive> primitives;
+        Status ret;
+
+        if (auto hal = getHal<aidl::IVibrator>()) {
+            auto status = hal->call(&aidl::IVibrator::getSupportedPrimitives, &primitives);
+            statusStr = status.getDescription();
+            ret = status.isOk() ? OK : ERROR;
+        } else {
+            return UNAVAILABLE;
+        }
+
+        std::cout << "Status: " << statusStr << std::endl;
+        std::cout << "Primitives:" << std::endl;
+        for (auto &e : primitives) {
+            std::cout << "  " << toString(e) << std::endl;
+        }
+
+        return ret;
+    }
+};
+
+static const auto Command =
+        CommandRegistry<CommandVibrator>::Register<CommandGetSupportedPrimitives>(
+                "getSupportedPrimitives");
+
+} // namespace vibrator
+} // namespace idlcli
+} // namespace android
diff --git a/cmds/idlcli/vibrator/CommandOn.cpp b/cmds/idlcli/vibrator/CommandOn.cpp
index 4e7e493..8212fc1 100644
--- a/cmds/idlcli/vibrator/CommandOn.cpp
+++ b/cmds/idlcli/vibrator/CommandOn.cpp
@@ -13,9 +13,14 @@
  * limitations under the License.
  */
 
+#include <thread>
+
 #include "utils.h"
 #include "vibrator.h"
 
+using std::chrono::milliseconds;
+using std::this_thread::sleep_for;
+
 namespace android {
 namespace idlcli {
 
@@ -26,16 +31,28 @@
 class CommandOn : public Command {
     std::string getDescription() const override { return "Turn on vibrator."; }
 
-    std::string getUsageSummary() const override { return "<duration>"; }
+    std::string getUsageSummary() const override { return "[options] <duration>"; }
 
     UsageDetails getUsageDetails() const override {
         UsageDetails details{
+                {"-b", {"Block for duration of vibration."}},
                 {"<duration>", {"In milliseconds."}},
         };
         return details;
     }
 
     Status doArgs(Args &args) override {
+        while (args.get<std::string>().value_or("").find("-") == 0) {
+            auto opt = *args.pop<std::string>();
+            if (opt == "--") {
+                break;
+            } else if (opt == "-b") {
+                mBlocking = true;
+            } else {
+                std::cerr << "Invalid Option '" << opt << "'!" << std::endl;
+                return USAGE;
+            }
+        }
         if (auto duration = args.pop<decltype(mDuration)>()) {
             mDuration = *duration;
         } else {
@@ -52,9 +69,21 @@
     Status doMain(Args && /*args*/) override {
         std::string statusStr;
         Status ret;
+        std::shared_ptr<VibratorCallback> callback;
 
         if (auto hal = getHal<aidl::IVibrator>()) {
-            auto status = hal->call(&aidl::IVibrator::on, mDuration, nullptr);
+            ABinderProcess_setThreadPoolMaxThreadCount(1);
+            ABinderProcess_startThreadPool();
+
+            int32_t cap;
+            hal->call(&aidl::IVibrator::getCapabilities, &cap);
+
+            if (mBlocking && (cap & aidl::IVibrator::CAP_ON_CALLBACK)) {
+                callback = ndk::SharedRefBase::make<VibratorCallback>();
+            }
+
+            auto status = hal->call(&aidl::IVibrator::on, mDuration, callback);
+
             statusStr = status.getDescription();
             ret = status.isOk() ? OK : ERROR;
         } else if (auto hal = getHal<V1_0::IVibrator>()) {
@@ -65,11 +94,20 @@
             return UNAVAILABLE;
         }
 
+        if (ret == OK && mBlocking) {
+            if (callback) {
+                callback->waitForComplete();
+            } else {
+                sleep_for(milliseconds(mDuration));
+            }
+        }
+
         std::cout << "Status: " << statusStr << std::endl;
 
         return ret;
     }
 
+    bool mBlocking;
     uint32_t mDuration;
 };
 
diff --git a/cmds/idlcli/vibrator/CommandPerform.cpp b/cmds/idlcli/vibrator/CommandPerform.cpp
index 69c7e37..c897686 100644
--- a/cmds/idlcli/vibrator/CommandPerform.cpp
+++ b/cmds/idlcli/vibrator/CommandPerform.cpp
@@ -13,9 +13,14 @@
  * limitations under the License.
  */
 
+#include <thread>
+
 #include "utils.h"
 #include "vibrator.h"
 
+using std::chrono::milliseconds;
+using std::this_thread::sleep_for;
+
 namespace android {
 namespace idlcli {
 
@@ -51,16 +56,17 @@
 static_assert(static_cast<uint8_t>(V1_3::Effect::TEXTURE_TICK) ==
               static_cast<uint8_t>(aidl::Effect::TEXTURE_TICK));
 
-using V1_0::EffectStrength;
-using V1_3::Effect;
+using aidl::Effect;
+using aidl::EffectStrength;
 
 class CommandPerform : public Command {
     std::string getDescription() const override { return "Perform vibration effect."; }
 
-    std::string getUsageSummary() const override { return "<effect> <strength>"; }
+    std::string getUsageSummary() const override { return "[options] <effect> <strength>"; }
 
     UsageDetails getUsageDetails() const override {
         UsageDetails details{
+                {"-b", {"Block for duration of vibration."}},
                 {"<effect>", {"Effect ID."}},
                 {"<strength>", {"0-2."}},
         };
@@ -68,6 +74,17 @@
     }
 
     Status doArgs(Args &args) override {
+        while (args.get<std::string>().value_or("").find("-") == 0) {
+            auto opt = *args.pop<std::string>();
+            if (opt == "--") {
+                break;
+            } else if (opt == "-b") {
+                mBlocking = true;
+            } else {
+                std::cerr << "Invalid Option '" << opt << "'!" << std::endl;
+                return USAGE;
+            }
+        }
         if (auto effect = args.pop<decltype(mEffect)>()) {
             mEffect = *effect;
             std::cout << "Effect: " << toString(mEffect) << std::endl;
@@ -93,12 +110,23 @@
         std::string statusStr;
         uint32_t lengthMs;
         Status ret;
+        std::shared_ptr<VibratorCallback> callback;
 
         if (auto hal = getHal<aidl::IVibrator>()) {
+            ABinderProcess_setThreadPoolMaxThreadCount(1);
+            ABinderProcess_startThreadPool();
+
+            int32_t cap;
+            hal->call(&aidl::IVibrator::getCapabilities, &cap);
+
+            if (mBlocking && (cap & aidl::IVibrator::CAP_PERFORM_CALLBACK)) {
+                callback = ndk::SharedRefBase::make<VibratorCallback>();
+            }
+
             int32_t aidlLengthMs;
-            auto status =
-                    hal->call(&aidl::IVibrator::perform, static_cast<aidl::Effect>(mEffect),
-                              static_cast<aidl::EffectStrength>(mStrength), nullptr, &aidlLengthMs);
+            auto status = hal->call(&aidl::IVibrator::perform, mEffect, mStrength, callback,
+                                    &aidlLengthMs);
+
             statusStr = status.getDescription();
             lengthMs = static_cast<uint32_t>(aidlLengthMs);
             ret = status.isOk() ? OK : ERROR;
@@ -111,17 +139,20 @@
             };
 
             if (auto hal = getHal<V1_3::IVibrator>()) {
-                hidlRet = hal->call(&V1_3::IVibrator::perform_1_3,
-                                    static_cast<V1_3::Effect>(mEffect), mStrength, callback);
+                hidlRet =
+                        hal->call(&V1_3::IVibrator::perform_1_3, static_cast<V1_3::Effect>(mEffect),
+                                  static_cast<V1_0::EffectStrength>(mStrength), callback);
             } else if (auto hal = getHal<V1_2::IVibrator>()) {
-                hidlRet = hal->call(&V1_2::IVibrator::perform_1_2,
-                                    static_cast<V1_2::Effect>(mEffect), mStrength, callback);
+                hidlRet =
+                        hal->call(&V1_2::IVibrator::perform_1_2, static_cast<V1_2::Effect>(mEffect),
+                                  static_cast<V1_0::EffectStrength>(mStrength), callback);
             } else if (auto hal = getHal<V1_1::IVibrator>()) {
                 hidlRet = hal->call(&V1_1::IVibrator::perform_1_1,
-                                    static_cast<V1_1::Effect_1_1>(mEffect), mStrength, callback);
+                                    static_cast<V1_1::Effect_1_1>(mEffect),
+                                    static_cast<V1_0::EffectStrength>(mStrength), callback);
             } else if (auto hal = getHal<V1_0::IVibrator>()) {
                 hidlRet = hal->call(&V1_0::IVibrator::perform, static_cast<V1_0::Effect>(mEffect),
-                                    mStrength, callback);
+                                    static_cast<V1_0::EffectStrength>(mStrength), callback);
             } else {
                 return UNAVAILABLE;
             }
@@ -130,12 +161,21 @@
             ret = hidlRet.isOk() && status == V1_0::Status::OK ? OK : ERROR;
         }
 
+        if (ret == OK && mBlocking) {
+            if (callback) {
+                callback->waitForComplete();
+            } else {
+                sleep_for(milliseconds(lengthMs));
+            }
+        }
+
         std::cout << "Status: " << statusStr << std::endl;
         std::cout << "Length: " << lengthMs << std::endl;
 
         return ret;
     }
 
+    bool mBlocking;
     Effect mEffect;
     EffectStrength mStrength;
 };
diff --git a/cmds/installd/InstalldNativeService.cpp b/cmds/installd/InstalldNativeService.cpp
index a956efc..6cc66ec 100644
--- a/cmds/installd/InstalldNativeService.cpp
+++ b/cmds/installd/InstalldNativeService.cpp
@@ -2244,7 +2244,7 @@
 #if CRATE_DEBUG
     LOG(WARNING) << "retVector.size() =" << retVector.size();
     for (auto& item : retVector) {
-        CrateManager::dump(item);
+        CrateManager::dump(*item);
     }
 #endif
 
@@ -2276,7 +2276,7 @@
         if (cratedFolder == nullptr) {
             return;
         }
-        retVector->push_back(std::move(crateMetadata));
+        retVector.push_back(std::move(crateMetadata));
     };
 
     std::function<void(FTSENT*)> onHandingPackage = [&](FTSENT* packageDir) -> void {
@@ -2288,7 +2288,7 @@
 #if CRATE_DEBUG
     LOG(DEBUG) << "retVector.size() =" << retVector.size();
     for (auto& item : retVector) {
-        CrateManager::dump(item);
+        CrateManager::dump(*item);
     }
 #endif
 
diff --git a/cmds/installd/binder/android/os/IInstalld.aidl b/cmds/installd/binder/android/os/IInstalld.aidl
index 4ac70a4..eeda6c5 100644
--- a/cmds/installd/binder/android/os/IInstalld.aidl
+++ b/cmds/installd/binder/android/os/IInstalld.aidl
@@ -117,10 +117,11 @@
             int userId, int snapshotId, int storageFlags);
     void restoreAppDataSnapshot(@nullable @utf8InCpp String uuid, in @utf8InCpp String packageName,
             int appId, @utf8InCpp String seInfo, int user, int snapshotId, int storageflags);
-    void destroyCeSnapshotsNotSpecified(@nullable @utf8InCpp String uuid, int userId,
-            in int[] retainSnapshotIds);
     void destroyAppDataSnapshot(@nullable @utf8InCpp String uuid, @utf8InCpp String packageName,
             int userId, long ceSnapshotInode, int snapshotId, int storageFlags);
+    void destroyCeSnapshotsNotSpecified(@nullable @utf8InCpp String uuid, int userId,
+            in int[] retainSnapshotIds);
+
     void tryMountDataMirror(@nullable @utf8InCpp String volumeUuid);
     void onPrivateVolumeRemoved(@nullable @utf8InCpp String volumeUuid);
 
diff --git a/include/android/input.h b/include/android/input.h
index dbfd61e..7c39234 100644
--- a/include/android/input.h
+++ b/include/android/input.h
@@ -55,6 +55,7 @@
 #include <sys/types.h>
 #include <android/keycodes.h>
 #include <android/looper.h>
+#include <jni.h>
 
 #if !defined(__INTRODUCED_IN)
 #define __INTRODUCED_IN(__api_level) /* nothing */
@@ -931,6 +932,15 @@
 /** Get the input event source. */
 int32_t AInputEvent_getSource(const AInputEvent* event);
 
+/**
+ * Releases interface objects created by {@link AKeyEvent_fromJava()}
+ * and {@link AMotionEvent_fromJava()}.
+ * After returning, the specified AInputEvent* object becomes invalid and should no longer be used.
+ * The underlying Java object remains valid and does not change its state.
+ */
+
+void AInputEvent_release(const AInputEvent* event);
+
 /*** Accessors for key events only. ***/
 
 /** Get the key event action. */
@@ -977,6 +987,15 @@
  */
 int64_t AKeyEvent_getEventTime(const AInputEvent* key_event);
 
+/**
+ * Creates a native AInputEvent* object associated with the specified Java android.view.KeyEvent.
+ * The result may be used with generic and KeyEvent-specific AInputEvent_* functions.
+ * The object returned by this function must be disposed using {@link AInputEvent_release()}.
+ * User must guarantee that lifetime for object referenced by keyEvent is prolongated
+ * up to release of returned AInputEvent*.
+ */
+const AInputEvent* AKeyEvent_fromJava(JNIEnv* env, jobject keyEvent);
+
 /*** Accessors for motion events only. ***/
 
 /** Get the combined motion event action code and pointer index. */
@@ -1292,6 +1311,14 @@
 float AMotionEvent_getHistoricalAxisValue(const AInputEvent* motion_event,
         int32_t axis, size_t pointer_index, size_t history_index);
 
+/**
+ * Creates a native AInputEvent* object associated with the specified Java android.view.MotionEvent.
+ * The result may be used with generic and MotionEvent-specific AInputEvent_* functions.
+ * The object returned by this function must be disposed using {@link AInputEvent_release()}.
+ * User must guarantee that object referenced by motionEvent won't be recycled and
+ * its lifetime is prolongated up to release of returned AInputEvent*.
+ */
+const AInputEvent* AMotionEvent_fromJava(JNIEnv* env, jobject motionEvent);
 
 struct AInputQueue;
 /**
diff --git a/include/input/InputWindow.h b/include/input/InputWindow.h
index 856c54d..98518e0 100644
--- a/include/input/InputWindow.h
+++ b/include/input/InputWindow.h
@@ -37,23 +37,23 @@
     InputWindowInfo(const Parcel& from);
 
     // Window flags from WindowManager.LayoutParams
-    enum {
-        FLAG_ALLOW_LOCK_WHILE_SCREEN_ON     = 0x00000001,
-        FLAG_DIM_BEHIND        = 0x00000002,
-        FLAG_BLUR_BEHIND        = 0x00000004,
-        FLAG_NOT_FOCUSABLE      = 0x00000008,
-        FLAG_NOT_TOUCHABLE      = 0x00000010,
-        FLAG_NOT_TOUCH_MODAL    = 0x00000020,
+    enum : uint32_t {
+        FLAG_ALLOW_LOCK_WHILE_SCREEN_ON = 0x00000001,
+        FLAG_DIM_BEHIND = 0x00000002,
+        FLAG_BLUR_BEHIND = 0x00000004,
+        FLAG_NOT_FOCUSABLE = 0x00000008,
+        FLAG_NOT_TOUCHABLE = 0x00000010,
+        FLAG_NOT_TOUCH_MODAL = 0x00000020,
         FLAG_TOUCHABLE_WHEN_WAKING = 0x00000040,
-        FLAG_KEEP_SCREEN_ON     = 0x00000080,
-        FLAG_LAYOUT_IN_SCREEN   = 0x00000100,
-        FLAG_LAYOUT_NO_LIMITS   = 0x00000200,
-        FLAG_FULLSCREEN      = 0x00000400,
-        FLAG_FORCE_NOT_FULLSCREEN   = 0x00000800,
-        FLAG_DITHER             = 0x00001000,
-        FLAG_SECURE             = 0x00002000,
-        FLAG_SCALED             = 0x00004000,
-        FLAG_IGNORE_CHEEK_PRESSES    = 0x00008000,
+        FLAG_KEEP_SCREEN_ON = 0x00000080,
+        FLAG_LAYOUT_IN_SCREEN = 0x00000100,
+        FLAG_LAYOUT_NO_LIMITS = 0x00000200,
+        FLAG_FULLSCREEN = 0x00000400,
+        FLAG_FORCE_NOT_FULLSCREEN = 0x00000800,
+        FLAG_DITHER = 0x00001000,
+        FLAG_SECURE = 0x00002000,
+        FLAG_SCALED = 0x00004000,
+        FLAG_IGNORE_CHEEK_PRESSES = 0x00008000,
         FLAG_LAYOUT_INSET_DECOR = 0x00010000,
         FLAG_ALT_FOCUSABLE_IM = 0x00020000,
         FLAG_WATCH_OUTSIDE_TOUCH = 0x00040000,
@@ -62,7 +62,14 @@
         FLAG_TURN_SCREEN_ON = 0x00200000,
         FLAG_DISMISS_KEYGUARD = 0x00400000,
         FLAG_SPLIT_TOUCH = 0x00800000,
+        FLAG_HARDWARE_ACCELERATED = 0x01000000,
+        FLAG_LAYOUT_IN_OVERSCAN = 0x02000000,
+        FLAG_TRANSLUCENT_STATUS = 0x04000000,
+        FLAG_TRANSLUCENT_NAVIGATION = 0x08000000,
+        FLAG_LOCAL_FOCUS_MODE = 0x10000000,
         FLAG_SLIPPERY = 0x20000000,
+        FLAG_LAYOUT_ATTACHED_IN_DECOR = 0x40000000,
+        FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS = 0x80000000,
     };
 
     // Window types from WindowManager.LayoutParams
@@ -107,6 +114,7 @@
         TYPE_MAGNIFICATION_OVERLAY = FIRST_SYSTEM_WINDOW + 27,
         TYPE_ACCESSIBILITY_OVERLAY = FIRST_SYSTEM_WINDOW + 32,
         TYPE_DOCK_DIVIDER = FIRST_SYSTEM_WINDOW + 34,
+        TYPE_ACCESSIBILITY_MAGNIFICATION_OVERLAY = FIRST_SYSTEM_WINDOW + 39,
         TYPE_NOTIFICATION_SHADE = FIRST_SYSTEM_WINDOW + 40,
         LAST_SYSTEM_WINDOW = 2999,
     };
@@ -191,6 +199,7 @@
     static InputWindowInfo read(const Parcel& from);
 };
 
+std::string inputWindowFlagsToString(uint32_t flags);
 
 /*
  * Handle for a window that can receive input.
diff --git a/include/powermanager/IPowerManager.h b/include/powermanager/IPowerManager.h
deleted file mode 100644
index 964e318..0000000
--- a/include/powermanager/IPowerManager.h
+++ /dev/null
@@ -1,78 +0,0 @@
-/*
- * Copyright (C) 2011 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_IPOWERMANAGER_H
-#define ANDROID_IPOWERMANAGER_H
-
-#include <utils/Errors.h>
-#include <binder/IInterface.h>
-#include <hardware/power.h>
-
-namespace android {
-
-// ----------------------------------------------------------------------------
-
-class IPowerManager : public IInterface
-{
-public:
-    // These transaction IDs must be kept in sync with the method order from
-    // IPowerManager.aidl.
-    enum {
-        ACQUIRE_WAKE_LOCK            = IBinder::FIRST_CALL_TRANSACTION,
-        ACQUIRE_WAKE_LOCK_UID        = IBinder::FIRST_CALL_TRANSACTION + 1,
-        RELEASE_WAKE_LOCK            = IBinder::FIRST_CALL_TRANSACTION + 2,
-        UPDATE_WAKE_LOCK_UIDS        = IBinder::FIRST_CALL_TRANSACTION + 3,
-        POWER_HINT                   = IBinder::FIRST_CALL_TRANSACTION + 4,
-        UPDATE_WAKE_LOCK_SOURCE      = IBinder::FIRST_CALL_TRANSACTION + 5,
-        IS_WAKE_LOCK_LEVEL_SUPPORTED = IBinder::FIRST_CALL_TRANSACTION + 6,
-        USER_ACTIVITY                = IBinder::FIRST_CALL_TRANSACTION + 7,
-        WAKE_UP                      = IBinder::FIRST_CALL_TRANSACTION + 8,
-        GO_TO_SLEEP                  = IBinder::FIRST_CALL_TRANSACTION + 9,
-        NAP                          = IBinder::FIRST_CALL_TRANSACTION + 10,
-        IS_INTERACTIVE               = IBinder::FIRST_CALL_TRANSACTION + 11,
-        IS_POWER_SAVE_MODE           = IBinder::FIRST_CALL_TRANSACTION + 12,
-        GET_POWER_SAVE_STATE         = IBinder::FIRST_CALL_TRANSACTION + 13,
-        SET_POWER_SAVE_MODE_ENABLED  = IBinder::FIRST_CALL_TRANSACTION + 14,
-        REBOOT                       = IBinder::FIRST_CALL_TRANSACTION + 21,
-        REBOOT_SAFE_MODE             = IBinder::FIRST_CALL_TRANSACTION + 22,
-        SHUTDOWN                     = IBinder::FIRST_CALL_TRANSACTION + 23,
-        CRASH                        = IBinder::FIRST_CALL_TRANSACTION + 24,
-    };
-
-    DECLARE_META_INTERFACE(PowerManager)
-
-    // The parcels created by these methods must be kept in sync with the
-    // corresponding methods from IPowerManager.aidl.
-    // FIXME remove the bool isOneWay parameters as they are not oneway in the .aidl
-    virtual status_t acquireWakeLock(int flags, const sp<IBinder>& lock, const String16& tag,
-            const String16& packageName, bool isOneWay = false) = 0;
-    virtual status_t acquireWakeLockWithUid(int flags, const sp<IBinder>& lock, const String16& tag,
-            const String16& packageName, int uid, bool isOneWay = false) = 0;
-    virtual status_t releaseWakeLock(const sp<IBinder>& lock, int flags, bool isOneWay = false) = 0;
-    virtual status_t updateWakeLockUids(const sp<IBinder>& lock, int len, const int *uids,
-            bool isOneWay = false) = 0;
-    virtual status_t powerHint(int hintId, int data) = 0;
-    virtual status_t goToSleep(int64_t event_time_ms, int reason, int flags) = 0;
-    virtual status_t reboot(bool confirm, const String16& reason, bool wait) = 0;
-    virtual status_t shutdown(bool confirm, const String16& reason, bool wait) = 0;
-    virtual status_t crash(const String16& message) = 0;
-};
-
-// ----------------------------------------------------------------------------
-
-}; // namespace android
-
-#endif // ANDROID_IPOWERMANAGER_H
diff --git a/include/powermanager/PowerHalController.h b/include/powermanager/PowerHalController.h
new file mode 100644
index 0000000..44b8915
--- /dev/null
+++ b/include/powermanager/PowerHalController.h
@@ -0,0 +1,78 @@
+/*
+ * Copyright (C) 2020 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_POWERHALCONTROLLER_H
+#define ANDROID_POWERHALCONTROLLER_H
+
+#include <android-base/thread_annotations.h>
+#include <android/hardware/power/Boost.h>
+#include <android/hardware/power/IPower.h>
+#include <android/hardware/power/Mode.h>
+
+#include <powermanager/PowerHalWrapper.h>
+
+using android::hardware::power::Boost;
+using android::hardware::power::Mode;
+using android::hardware::power::V1_0::Feature;
+using android::hardware::power::V1_0::PowerHint;
+
+namespace android {
+
+// -------------------------------------------------------------------------------------------------
+
+// Connects to underlying Power HAL handles.
+class PowerHalConnector {
+public:
+    PowerHalConnector() = default;
+    virtual ~PowerHalConnector() = default;
+
+    virtual std::unique_ptr<PowerHalWrapper> connect();
+    virtual void reset();
+};
+
+// -------------------------------------------------------------------------------------------------
+
+// Controller for Power HAL handle.
+// This relies on PowerHalConnector to connect to the underlying Power HAL service and reconnects to
+// it after each failed api call. This also ensures connecting to the service is thread-safe.
+class PowerHalController : public PowerHalWrapper {
+public:
+    PowerHalController() : PowerHalController(std::make_unique<PowerHalConnector>()) {}
+    explicit PowerHalController(std::unique_ptr<PowerHalConnector> connector)
+        : mHalConnector(std::move(connector)) {}
+
+    void init();
+
+    PowerHalResult setBoost(Boost boost, int32_t durationMs) override;
+    PowerHalResult setMode(Mode mode, bool enabled) override;
+
+private:
+    std::mutex mConnectedHalMutex;
+    std::unique_ptr<PowerHalConnector> mHalConnector;
+
+    // Shared pointers to keep global pointer and allow local copies to be used in different threads
+    std::shared_ptr<PowerHalWrapper> mConnectedHal GUARDED_BY(mConnectedHalMutex) = nullptr;
+    const std::shared_ptr<PowerHalWrapper> mDefaultHal = std::make_shared<EmptyPowerHalWrapper>();
+
+    std::shared_ptr<PowerHalWrapper> initHal();
+    PowerHalResult processHalResult(PowerHalResult result, const char* functionName);
+};
+
+// -------------------------------------------------------------------------------------------------
+
+}; // namespace android
+
+#endif // ANDROID_POWERHALCONTROLLER_H
diff --git a/include/powermanager/PowerHalLoader.h b/include/powermanager/PowerHalLoader.h
new file mode 100644
index 0000000..487b95b
--- /dev/null
+++ b/include/powermanager/PowerHalLoader.h
@@ -0,0 +1,52 @@
+/*
+ * Copyright (C) 2020 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_POWERHALLOADER_H
+#define ANDROID_POWERHALLOADER_H
+
+#include <android-base/thread_annotations.h>
+
+#include <android/hardware/power/1.1/IPower.h>
+#include <android/hardware/power/IPower.h>
+
+using IPowerV1_0 = android::hardware::power::V1_0::IPower;
+using IPowerV1_1 = android::hardware::power::V1_1::IPower;
+using IPowerAidl = android::hardware::power::IPower;
+
+namespace android {
+
+// Loads available Power HAL services.
+class PowerHalLoader {
+public:
+    static void unloadAll();
+    static sp<IPowerAidl> loadAidl();
+    static sp<IPowerV1_0> loadHidlV1_0();
+    static sp<IPowerV1_1> loadHidlV1_1();
+
+private:
+    static std::mutex gHalMutex;
+    static sp<IPowerAidl> gHalAidl GUARDED_BY(gHalMutex);
+    static sp<IPowerV1_0> gHalHidlV1_0 GUARDED_BY(gHalMutex);
+    static sp<IPowerV1_1> gHalHidlV1_1 GUARDED_BY(gHalMutex);
+
+    static sp<IPowerV1_0> loadHidlV1_0Locked() EXCLUSIVE_LOCKS_REQUIRED(gHalMutex);
+
+    PowerHalLoader() = default;
+};
+
+} // namespace android
+
+#endif // ANDROID_POWERHALLOADER_H
diff --git a/include/powermanager/PowerHalWrapper.h b/include/powermanager/PowerHalWrapper.h
new file mode 100644
index 0000000..6d8a6eb
--- /dev/null
+++ b/include/powermanager/PowerHalWrapper.h
@@ -0,0 +1,128 @@
+/*
+ * Copyright (C) 2020 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_POWERHALWRAPPER_H
+#define ANDROID_POWERHALWRAPPER_H
+
+#include <android-base/thread_annotations.h>
+
+#include <android/hardware/power/1.1/IPower.h>
+#include <android/hardware/power/Boost.h>
+#include <android/hardware/power/IPower.h>
+#include <android/hardware/power/Mode.h>
+
+using android::hardware::power::Boost;
+using android::hardware::power::Mode;
+using android::hardware::power::V1_0::Feature;
+using android::hardware::power::V1_0::PowerHint;
+using IPowerV1_1 = android::hardware::power::V1_1::IPower;
+using IPowerV1_0 = android::hardware::power::V1_0::IPower;
+using IPowerAidl = android::hardware::power::IPower;
+
+namespace android {
+
+// State of Power HAL support for individual apis.
+enum class PowerHalSupport {
+    UNKNOWN = 0,
+    ON = 1,
+    OFF = 2,
+};
+
+// State of the Power HAL api call result.
+enum class PowerHalResult {
+    SUCCESSFUL = 0,
+    FAILED = 1,
+    UNSUPPORTED = 2,
+};
+
+// Wrapper for Power HAL handlers.
+class PowerHalWrapper {
+public:
+    virtual ~PowerHalWrapper() = default;
+
+    virtual PowerHalResult setBoost(Boost boost, int32_t durationMs) = 0;
+    virtual PowerHalResult setMode(Mode mode, bool enabled) = 0;
+};
+
+// Empty Power HAL wrapper that ignores all api calls.
+class EmptyPowerHalWrapper : public PowerHalWrapper {
+public:
+    EmptyPowerHalWrapper() = default;
+    ~EmptyPowerHalWrapper() = default;
+
+    PowerHalResult setBoost(Boost boost, int32_t durationMs) override;
+    PowerHalResult setMode(Mode mode, bool enabled) override;
+};
+
+// Wrapper for the HIDL Power HAL v1.0.
+class HidlPowerHalWrapperV1_0 : public PowerHalWrapper {
+public:
+    explicit HidlPowerHalWrapperV1_0(sp<IPowerV1_0> powerHal) : handleV1_0(std::move(powerHal)) {}
+    virtual ~HidlPowerHalWrapperV1_0() = default;
+
+    PowerHalResult setBoost(Boost boost, int32_t durationMs) override;
+    PowerHalResult setMode(Mode mode, bool enabled) override;
+
+protected:
+    virtual PowerHalResult sendPowerHint(PowerHint hintId, uint32_t data);
+
+private:
+    sp<IPowerV1_0> handleV1_0;
+    PowerHalResult setInteractive(bool enabled);
+    PowerHalResult setFeature(Feature feature, bool enabled);
+};
+
+// Wrapper for the HIDL Power HAL v1.1.
+class HidlPowerHalWrapperV1_1 : public HidlPowerHalWrapperV1_0 {
+public:
+    HidlPowerHalWrapperV1_1(sp<IPowerV1_0> powerHalV1_0, sp<IPowerV1_1> powerHalV1_1)
+        : HidlPowerHalWrapperV1_0(powerHalV1_0), handleV1_1(std::move(powerHalV1_1)) {}
+    ~HidlPowerHalWrapperV1_1() = default;
+
+protected:
+    virtual PowerHalResult sendPowerHint(PowerHint hintId, uint32_t data) override;
+
+private:
+    sp<IPowerV1_1> handleV1_1;
+};
+
+// Wrapper for the AIDL Power HAL.
+class AidlPowerHalWrapper : public PowerHalWrapper {
+public:
+    explicit AidlPowerHalWrapper(sp<IPowerAidl> powerHal) : handle(std::move(powerHal)) {}
+    ~AidlPowerHalWrapper() = default;
+
+    PowerHalResult setBoost(Boost boost, int32_t durationMs) override;
+    PowerHalResult setMode(Mode mode, bool enabled) override;
+
+private:
+    // Control access to the boost and mode supported arrays.
+    std::mutex mBoostMutex;
+    std::mutex mModeMutex;
+    sp<IPowerAidl> handle;
+    // Android framework only sends boost upto DISPLAY_UPDATE_IMMINENT.
+    // Need to increase the array size if more boost supported.
+    std::array<std::atomic<PowerHalSupport>, static_cast<int32_t>(Boost::DISPLAY_UPDATE_IMMINENT)+1>
+        boostSupportedArray GUARDED_BY(mBoostMutex) = {PowerHalSupport::UNKNOWN};
+    // Android framework only sends mode upto DISPLAY_INACTIVE.
+    // Need to increase the array if more mode supported.
+    std::array<std::atomic<PowerHalSupport>, static_cast<int32_t>(Mode::DISPLAY_INACTIVE)+1>
+        modeSupportedArray GUARDED_BY(mModeMutex) = {PowerHalSupport::UNKNOWN};
+};
+
+}; // namespace android
+
+#endif // ANDROID_POWERHALWRAPPER_H
diff --git a/libs/binder/fuzzer/binder.cpp b/libs/binder/fuzzer/binder.cpp
index 52c730c..8c0495c 100644
--- a/libs/binder/fuzzer/binder.cpp
+++ b/libs/binder/fuzzer/binder.cpp
@@ -135,6 +135,7 @@
 
     PARCEL_READ_WITH_STATUS(std::string, readUtf8FromUtf16),
     PARCEL_READ_WITH_STATUS(std::unique_ptr<std::string>, readUtf8FromUtf16),
+    PARCEL_READ_WITH_STATUS(std::optional<std::string>, readUtf8FromUtf16),
     [] (const ::android::Parcel& p, uint8_t /*data*/) {
         FUZZ_LOG() << "about to read c-str";
         const char* str = p.readCString();
@@ -143,6 +144,7 @@
     PARCEL_READ_OPT_STATUS(android::String8, readString8),
     PARCEL_READ_OPT_STATUS(android::String16, readString16),
     PARCEL_READ_WITH_STATUS(std::unique_ptr<android::String16>, readString16),
+    PARCEL_READ_WITH_STATUS(std::optional<android::String16>, readString16),
     [] (const ::android::Parcel& p, uint8_t /*data*/) {
         FUZZ_LOG() << "about to readString16Inplace";
         size_t outLen = 0;
@@ -156,17 +158,22 @@
     // TODO(b/131868573): can force read of arbitrarily sized vector
     // PARCEL_READ_WITH_STATUS(std::vector<ByteEnum>, readEnumVector),
     // PARCEL_READ_WITH_STATUS(std::unique_ptr<std::vector<ByteEnum>>, readEnumVector),
+    // PARCEL_READ_WITH_STATUS(std::optional<std::vector<ByteEnum>>, readEnumVector),
     // PARCEL_READ_WITH_STATUS(std::vector<IntEnum>, readEnumVector),
     // PARCEL_READ_WITH_STATUS(std::unique_ptr<std::vector<IntEnum>>, readEnumVector),
+    // PARCEL_READ_WITH_STATUS(std::optional<std::vector<IntEnum>>, readEnumVector),
     // PARCEL_READ_WITH_STATUS(std::vector<LongEnum>, readEnumVector),
     // PARCEL_READ_WITH_STATUS(std::unique_ptr<std::vector<LongEnum>>, readEnumVector),
+    // PARCEL_READ_WITH_STATUS(std::optional<std::vector<LongEnum>>, readEnumVector),
 
     // only reading one parcelable type for now
     // TODO(b/131868573): can force read of arbitrarily sized vector
     // PARCEL_READ_WITH_STATUS(std::unique_ptr<std::vector<std::unique_ptr<ExampleParcelable>>>, readParcelableVector),
+    // PARCEL_READ_WITH_STATUS(std::optional<std::vector<std::optional<ExampleParcelable>>>, readParcelableVector),
     // PARCEL_READ_WITH_STATUS(std::vector<ExampleParcelable>, readParcelableVector),
     PARCEL_READ_WITH_STATUS(ExampleParcelable, readParcelable),
     PARCEL_READ_WITH_STATUS(std::unique_ptr<ExampleParcelable>, readParcelable),
+    PARCEL_READ_WITH_STATUS(std::optional<ExampleParcelable>, readParcelable),
 
     // only reading one binder type for now
     PARCEL_READ_WITH_STATUS(android::sp<android::os::IServiceManager>, readStrongBinder),
@@ -174,30 +181,42 @@
 
     // TODO(b/131868573): can force read of arbitrarily sized vector
     // PARCEL_READ_WITH_STATUS(::std::unique_ptr<std::vector<android::sp<android::IBinder>>>, readStrongBinderVector),
+    // PARCEL_READ_WITH_STATUS(::std::optional<std::vector<android::sp<android::IBinder>>>, readStrongBinderVector),
     // PARCEL_READ_WITH_STATUS(std::vector<android::sp<android::IBinder>>, readStrongBinderVector),
 
     // TODO(b/131868573): can force read of arbitrarily sized vector
     // PARCEL_READ_WITH_STATUS(std::unique_ptr<std::vector<int8_t>>, readByteVector),
+    // PARCEL_READ_WITH_STATUS(std::optional<std::vector<int8_t>>, readByteVector),
     // PARCEL_READ_WITH_STATUS(std::vector<int8_t>, readByteVector),
     // PARCEL_READ_WITH_STATUS(std::unique_ptr<std::vector<uint8_t>>, readByteVector),
+    // PARCEL_READ_WITH_STATUS(std::optional<std::vector<uint8_t>>, readByteVector),
     // PARCEL_READ_WITH_STATUS(std::vector<uint8_t>, readByteVector),
     // PARCEL_READ_WITH_STATUS(std::unique_ptr<std::vector<int32_t>>, readInt32Vector),
+    // PARCEL_READ_WITH_STATUS(std::optional<std::vector<int32_t>>, readInt32Vector),
     // PARCEL_READ_WITH_STATUS(std::vector<int32_t>, readInt32Vector),
     // PARCEL_READ_WITH_STATUS(std::unique_ptr<std::vector<int64_t>>, readInt64Vector),
+    // PARCEL_READ_WITH_STATUS(std::optional<std::vector<int64_t>>, readInt64Vector),
     // PARCEL_READ_WITH_STATUS(std::vector<int64_t>, readInt64Vector),
     // PARCEL_READ_WITH_STATUS(std::unique_ptr<std::vector<uint64_t>>, readUint64Vector),
+    // PARCEL_READ_WITH_STATUS(std::optional<std::vector<uint64_t>>, readUint64Vector),
     // PARCEL_READ_WITH_STATUS(std::vector<uint64_t>, readUint64Vector),
     // PARCEL_READ_WITH_STATUS(std::unique_ptr<std::vector<float>>, readFloatVector),
+    // PARCEL_READ_WITH_STATUS(std::optional<std::vector<float>>, readFloatVector),
     // PARCEL_READ_WITH_STATUS(std::vector<float>, readFloatVector),
     // PARCEL_READ_WITH_STATUS(std::unique_ptr<std::vector<double>>, readDoubleVector),
+    // PARCEL_READ_WITH_STATUS(std::optional<std::vector<double>>, readDoubleVector),
     // PARCEL_READ_WITH_STATUS(std::vector<double>, readDoubleVector),
     // PARCEL_READ_WITH_STATUS(std::unique_ptr<std::vector<bool>>, readBoolVector),
+    // PARCEL_READ_WITH_STATUS(std::optional<std::vector<bool>>, readBoolVector),
     // PARCEL_READ_WITH_STATUS(std::vector<bool>, readBoolVector),
     // PARCEL_READ_WITH_STATUS(std::unique_ptr<std::vector<char16_t>>, readCharVector),
+    // PARCEL_READ_WITH_STATUS(std::optional<std::vector<char16_t>>, readCharVector),
     // PARCEL_READ_WITH_STATUS(std::vector<char16_t>, readCharVector),
     // PARCEL_READ_WITH_STATUS(std::unique_ptr<std::vector<std::unique_ptr<android::String16>>>, readString16Vector),
+    // PARCEL_READ_WITH_STATUS(std::optional<std::vector<std::optional<android::String16>>>, readString16Vector),
     // PARCEL_READ_WITH_STATUS(std::vector<android::String16>, readString16Vector),
     // PARCEL_READ_WITH_STATUS(std::unique_ptr<std::vector<std::unique_ptr<std::string>>>, readUtf8VectorFromUtf16Vector),
+    // PARCEL_READ_WITH_STATUS(std::optional<std::vector<std::optional<std::string>>>, readUtf8VectorFromUtf16Vector),
     // PARCEL_READ_WITH_STATUS(std::vector<std::string>, readUtf8VectorFromUtf16Vector),
 
     [] (const android::Parcel& p, uint8_t /*len*/) {
@@ -234,6 +253,7 @@
 
     // TODO(b/131868573): can force read of arbitrarily sized vector
     // PARCEL_READ_WITH_STATUS(std::unique_ptr<std::vector<android::base::unique_fd>>, readUniqueFileDescriptorVector),
+    // PARCEL_READ_WITH_STATUS(std::optional<std::vector<android::base::unique_fd>>, readUniqueFileDescriptorVector),
     // PARCEL_READ_WITH_STATUS(std::vector<android::base::unique_fd>, readUniqueFileDescriptorVector),
 
     [] (const android::Parcel& p, uint8_t len) {
diff --git a/libs/graphicsenv/GraphicsEnv.cpp b/libs/graphicsenv/GraphicsEnv.cpp
index 4809c1f..e49fb08 100644
--- a/libs/graphicsenv/GraphicsEnv.cpp
+++ b/libs/graphicsenv/GraphicsEnv.cpp
@@ -29,7 +29,6 @@
 #include <android-base/strings.h>
 #include <android/dlext.h>
 #include <binder/IServiceManager.h>
-#include <cutils/properties.h>
 #include <graphicsenv/IGpuService.h>
 #include <log/log.h>
 #include <nativeloader/dlext_namespaces.h>
@@ -67,7 +66,7 @@
 
 static std::string vndkVersionStr() {
 #ifdef __BIONIC__
-    return android::base::GetProperty("ro.vndk.version", "");
+    return base::GetProperty("ro.vndk.version", "");
 #endif
     return "";
 }
@@ -338,10 +337,8 @@
 }
 
 bool GraphicsEnv::checkAngleRules(void* so) {
-    char manufacturer[PROPERTY_VALUE_MAX];
-    char model[PROPERTY_VALUE_MAX];
-    property_get("ro.product.manufacturer", manufacturer, "UNSET");
-    property_get("ro.product.model", model, "UNSET");
+    auto manufacturer = base::GetProperty("ro.product.manufacturer", "UNSET");
+    auto model = base::GetProperty("ro.product.model", "UNSET");
 
     auto ANGLEGetFeatureSupportUtilAPIVersion =
             (fpANGLEGetFeatureSupportUtilAPIVersion)dlsym(so,
@@ -394,7 +391,8 @@
                 ALOGW("ANGLE feature-support library cannot obtain SystemInfo");
                 break;
             }
-            if (!(ANGLEAddDeviceInfoToSystemInfo)(manufacturer, model, systemInfoHandle)) {
+            if (!(ANGLEAddDeviceInfoToSystemInfo)(manufacturer.c_str(), model.c_str(),
+                                                  systemInfoHandle)) {
                 ALOGW("ANGLE feature-support library cannot add device info to SystemInfo");
                 break;
             }
diff --git a/libs/gui/ISurfaceComposer.cpp b/libs/gui/ISurfaceComposer.cpp
index 2a27a9a..6c9fd07 100644
--- a/libs/gui/ISurfaceComposer.cpp
+++ b/libs/gui/ISurfaceComposer.cpp
@@ -371,10 +371,8 @@
         data.writeStrongBinder(display);
         remote()->transact(BnSurfaceComposer::GET_DISPLAY_INFO, data, &reply);
         const status_t result = reply.readInt32();
-        if (result == NO_ERROR) {
-            memcpy(info, reply.readInplace(sizeof(DisplayInfo)), sizeof(DisplayInfo));
-        }
-        return result;
+        if (result != NO_ERROR) return result;
+        return reply.read(*info);
     }
 
     virtual status_t getDisplayConfigs(const sp<IBinder>& display, Vector<DisplayConfig>* configs) {
@@ -1094,22 +1092,22 @@
         return NO_ERROR;
     }
 
-    virtual status_t notifyPowerHint(int32_t hintId) {
+    virtual status_t notifyPowerBoost(int32_t boostId) {
         Parcel data, reply;
         status_t error = data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
         if (error != NO_ERROR) {
-            ALOGE("notifyPowerHint: failed to write interface token: %d", error);
+            ALOGE("notifyPowerBoost: failed to write interface token: %d", error);
             return error;
         }
-        error = data.writeInt32(hintId);
+        error = data.writeInt32(boostId);
         if (error != NO_ERROR) {
-            ALOGE("notifyPowerHint: failed to write hintId: %d", error);
+            ALOGE("notifyPowerBoost: failed to write boostId: %d", error);
             return error;
         }
-        error = remote()->transact(BnSurfaceComposer::NOTIFY_POWER_HINT, data, &reply,
+        error = remote()->transact(BnSurfaceComposer::NOTIFY_POWER_BOOST, data, &reply,
                                    IBinder::FLAG_ONEWAY);
         if (error != NO_ERROR) {
-            ALOGE("notifyPowerHint: failed to transact: %d", error);
+            ALOGE("notifyPowerBoost: failed to transact: %d", error);
             return error;
         }
         return NO_ERROR;
@@ -1443,10 +1441,8 @@
             const sp<IBinder> display = data.readStrongBinder();
             const status_t result = getDisplayInfo(display, &info);
             reply->writeInt32(result);
-            if (result == NO_ERROR) {
-                memcpy(reply->writeInplace(sizeof(DisplayInfo)), &info, sizeof(DisplayInfo));
-            }
-            return NO_ERROR;
+            if (result != NO_ERROR) return result;
+            return reply->write(info);
         }
         case GET_DISPLAY_CONFIGS: {
             CHECK_INTERFACE(ISurfaceComposer, data, reply);
@@ -1990,15 +1986,15 @@
             }
             return setDisplayBrightness(displayToken, brightness);
         }
-        case NOTIFY_POWER_HINT: {
+        case NOTIFY_POWER_BOOST: {
             CHECK_INTERFACE(ISurfaceComposer, data, reply);
-            int32_t hintId;
-            status_t error = data.readInt32(&hintId);
+            int32_t boostId;
+            status_t error = data.readInt32(&boostId);
             if (error != NO_ERROR) {
-                ALOGE("notifyPowerHint: failed to read hintId: %d", error);
+                ALOGE("notifyPowerBoost: failed to read boostId: %d", error);
                 return error;
             }
-            return notifyPowerHint(hintId);
+            return notifyPowerBoost(boostId);
         }
         case SET_GLOBAL_SHADOW_SETTINGS: {
             CHECK_INTERFACE(ISurfaceComposer, data, reply);
diff --git a/libs/gui/SurfaceComposerClient.cpp b/libs/gui/SurfaceComposerClient.cpp
index a52f298..e864327 100644
--- a/libs/gui/SurfaceComposerClient.cpp
+++ b/libs/gui/SurfaceComposerClient.cpp
@@ -1846,8 +1846,8 @@
     return ComposerService::getComposerService()->setDisplayBrightness(displayToken, brightness);
 }
 
-status_t SurfaceComposerClient::notifyPowerHint(int32_t hintId) {
-    return ComposerService::getComposerService()->notifyPowerHint(hintId);
+status_t SurfaceComposerClient::notifyPowerBoost(int32_t boostId) {
+    return ComposerService::getComposerService()->notifyPowerBoost(boostId);
 }
 
 status_t SurfaceComposerClient::setGlobalShadowSettings(const half4& ambientColor,
diff --git a/libs/gui/include/gui/ISurfaceComposer.h b/libs/gui/include/gui/ISurfaceComposer.h
index 0d33b3f..21ad2b2 100644
--- a/libs/gui/include/gui/ISurfaceComposer.h
+++ b/libs/gui/include/gui/ISurfaceComposer.h
@@ -488,14 +488,14 @@
     virtual status_t setDisplayBrightness(const sp<IBinder>& displayToken, float brightness) = 0;
 
     /*
-     * Sends a power hint to the composer. This function is asynchronous.
+     * Sends a power boost to the composer. This function is asynchronous.
      *
-     * hintId
-     *      hint id according to android::hardware::power::V1_0::PowerHint
+     * boostId
+     *      boost id according to android::hardware::power::Boost
      *
      * Returns NO_ERROR upon success.
      */
-    virtual status_t notifyPowerHint(int32_t hintId) = 0;
+    virtual status_t notifyPowerBoost(int32_t boostId) = 0;
 
     /*
      * Sets the global configuration for all the shadows drawn by SurfaceFlinger. Shadow follows
@@ -583,7 +583,7 @@
         GET_DISPLAY_BRIGHTNESS_SUPPORT,
         SET_DISPLAY_BRIGHTNESS,
         CAPTURE_SCREEN_BY_ID,
-        NOTIFY_POWER_HINT,
+        NOTIFY_POWER_BOOST,
         SET_GLOBAL_SHADOW_SETTINGS,
         GET_AUTO_LOW_LATENCY_MODE_SUPPORT,
         SET_AUTO_LOW_LATENCY_MODE,
diff --git a/libs/gui/include/gui/SurfaceComposerClient.h b/libs/gui/include/gui/SurfaceComposerClient.h
index 531aed7..fe1094c 100644
--- a/libs/gui/include/gui/SurfaceComposerClient.h
+++ b/libs/gui/include/gui/SurfaceComposerClient.h
@@ -217,14 +217,14 @@
     static status_t setDisplayBrightness(const sp<IBinder>& displayToken, float brightness);
 
     /*
-     * Sends a power hint to the composer. This function is asynchronous.
+     * Sends a power boost to the composer. This function is asynchronous.
      *
-     * hintId
-     *      hint id according to android::hardware::power::V1_0::PowerHint
+     * boostId
+     *      boost id according to android::hardware::power::Boost
      *
      * Returns NO_ERROR upon success.
      */
-    static status_t notifyPowerHint(int32_t hintId);
+    static status_t notifyPowerBoost(int32_t boostId);
 
     /*
      * Sets the global configuration for all the shadows drawn by SurfaceFlinger. Shadow follows
diff --git a/libs/gui/tests/Surface_test.cpp b/libs/gui/tests/Surface_test.cpp
index a1d12a5..3b80945 100644
--- a/libs/gui/tests/Surface_test.cpp
+++ b/libs/gui/tests/Surface_test.cpp
@@ -849,7 +849,7 @@
                                           float* /*outAppRequestRefreshRateMax*/) override {
         return NO_ERROR;
     };
-    status_t notifyPowerHint(int32_t /*hintId*/) override { return NO_ERROR; }
+    status_t notifyPowerBoost(int32_t /*boostId*/) override { return NO_ERROR; }
 
     status_t setGlobalShadowSettings(const half4& /*ambientColor*/, const half4& /*spotColor*/,
                                      float /*lightPosY*/, float /*lightPosZ*/,
diff --git a/libs/input/Android.bp b/libs/input/Android.bp
index 8efaf3d..7037680 100644
--- a/libs/input/Android.bp
+++ b/libs/input/Android.bp
@@ -34,6 +34,9 @@
 
     clang: true,
 
+    header_libs: ["jni_headers"],
+    export_header_lib_headers: ["jni_headers"],
+
     shared_libs: [
         "libbase",
         "liblog",
diff --git a/libs/input/InputWindow.cpp b/libs/input/InputWindow.cpp
index b27b050..d7f8ae5 100644
--- a/libs/input/InputWindow.cpp
+++ b/libs/input/InputWindow.cpp
@@ -17,9 +17,10 @@
 #define LOG_TAG "InputWindow"
 #define LOG_NDEBUG 0
 
+#include <android-base/stringprintf.h>
 #include <binder/Parcel.h>
-#include <input/InputWindow.h>
 #include <input/InputTransport.h>
+#include <input/InputWindow.h>
 
 #include <log/log.h>
 
@@ -28,6 +29,118 @@
 
 namespace android {
 
+const char* inputWindowFlagToString(uint32_t flag) {
+    switch (flag) {
+        case InputWindowInfo::FLAG_ALLOW_LOCK_WHILE_SCREEN_ON: {
+            return "ALLOW_LOCK_WHILE_SCREEN_ON";
+        }
+        case InputWindowInfo::FLAG_DIM_BEHIND: {
+            return "DIM_BEHIND";
+        }
+        case InputWindowInfo::FLAG_BLUR_BEHIND: {
+            return "BLUR_BEHIND";
+        }
+        case InputWindowInfo::FLAG_NOT_FOCUSABLE: {
+            return "NOT_FOCUSABLE";
+        }
+        case InputWindowInfo::FLAG_NOT_TOUCHABLE: {
+            return "NOT_TOUCHABLE";
+        }
+        case InputWindowInfo::FLAG_NOT_TOUCH_MODAL: {
+            return "NOT_TOUCH_MODAL";
+        }
+        case InputWindowInfo::FLAG_TOUCHABLE_WHEN_WAKING: {
+            return "TOUCHABLE_WHEN_WAKING";
+        }
+        case InputWindowInfo::FLAG_KEEP_SCREEN_ON: {
+            return "KEEP_SCREEN_ON";
+        }
+        case InputWindowInfo::FLAG_LAYOUT_IN_SCREEN: {
+            return "LAYOUT_IN_SCREEN";
+        }
+        case InputWindowInfo::FLAG_LAYOUT_NO_LIMITS: {
+            return "LAYOUT_NO_LIMITS";
+        }
+        case InputWindowInfo::FLAG_FULLSCREEN: {
+            return "FULLSCREEN";
+        }
+        case InputWindowInfo::FLAG_FORCE_NOT_FULLSCREEN: {
+            return "FORCE_NOT_FULLSCREEN";
+        }
+        case InputWindowInfo::FLAG_DITHER: {
+            return "DITHER";
+        }
+        case InputWindowInfo::FLAG_SECURE: {
+            return "SECURE";
+        }
+        case InputWindowInfo::FLAG_SCALED: {
+            return "SCALED";
+        }
+        case InputWindowInfo::FLAG_IGNORE_CHEEK_PRESSES: {
+            return "IGNORE_CHEEK_PRESSES";
+        }
+        case InputWindowInfo::FLAG_LAYOUT_INSET_DECOR: {
+            return "LAYOUT_INSET_DECOR";
+        }
+        case InputWindowInfo::FLAG_ALT_FOCUSABLE_IM: {
+            return "ALT_FOCUSABLE_IM";
+        }
+        case InputWindowInfo::FLAG_WATCH_OUTSIDE_TOUCH: {
+            return "WATCH_OUTSIDE_TOUCH";
+        }
+        case InputWindowInfo::FLAG_SHOW_WHEN_LOCKED: {
+            return "SHOW_WHEN_LOCKED";
+        }
+        case InputWindowInfo::FLAG_SHOW_WALLPAPER: {
+            return "SHOW_WALLPAPER";
+        }
+        case InputWindowInfo::FLAG_TURN_SCREEN_ON: {
+            return "TURN_SCREEN_ON";
+        }
+        case InputWindowInfo::FLAG_DISMISS_KEYGUARD: {
+            return "DISMISS_KEYGUARD";
+        }
+        case InputWindowInfo::FLAG_SPLIT_TOUCH: {
+            return "SPLIT_TOUCH";
+        }
+        case InputWindowInfo::FLAG_HARDWARE_ACCELERATED: {
+            return "HARDWARE_ACCELERATED";
+        }
+        case InputWindowInfo::FLAG_LAYOUT_IN_OVERSCAN: {
+            return "LAYOUT_IN_OVERSCAN";
+        }
+        case InputWindowInfo::FLAG_TRANSLUCENT_STATUS: {
+            return "TRANSLUCENT_STATUS";
+        }
+        case InputWindowInfo::FLAG_TRANSLUCENT_NAVIGATION: {
+            return "TRANSLUCENT_NAVIGATION";
+        }
+        case InputWindowInfo::FLAG_LOCAL_FOCUS_MODE: {
+            return "LOCAL_FOCUS_MODE";
+        }
+        case InputWindowInfo::FLAG_SLIPPERY: {
+            return "SLIPPERY";
+        }
+        case InputWindowInfo::FLAG_LAYOUT_ATTACHED_IN_DECOR: {
+            return "LAYOUT_ATTACHED_IN_DECOR";
+        }
+        case InputWindowInfo::FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS: {
+            return "DRAWS_SYSTEM_BAR_BACKGROUNDS";
+        }
+    }
+    return "UNKNOWN";
+}
+
+std::string inputWindowFlagsToString(uint32_t flags) {
+    std::string result;
+    for (BitSet32 bits(flags); !bits.isEmpty();) {
+        uint32_t bit = bits.clearLastMarkedBit(); // counts from left
+        const uint32_t flag = 1 << (32 - bit - 1);
+        result += android::base::StringPrintf("%s | ", inputWindowFlagToString(flag));
+    }
+    return result;
+}
+
 // --- InputWindowInfo ---
 void InputWindowInfo::addTouchableRegion(const Rect& region) {
     touchableRegion.orSelf(region);
@@ -43,7 +156,8 @@
 }
 
 bool InputWindowInfo::isTrustedOverlay() const {
-    return layoutParamsType == TYPE_INPUT_METHOD || layoutParamsType == TYPE_INPUT_METHOD_DIALOG ||
+    return layoutParamsType == TYPE_ACCESSIBILITY_MAGNIFICATION_OVERLAY ||
+            layoutParamsType == TYPE_INPUT_METHOD || layoutParamsType == TYPE_INPUT_METHOD_DIALOG ||
             layoutParamsType == TYPE_MAGNIFICATION_OVERLAY || layoutParamsType == TYPE_STATUS_BAR ||
             layoutParamsType == TYPE_NOTIFICATION_SHADE ||
             layoutParamsType == TYPE_NAVIGATION_BAR ||
diff --git a/libs/math/Android.bp b/libs/math/Android.bp
index 693bace..8e903e3 100644
--- a/libs/math/Android.bp
+++ b/libs/math/Android.bp
@@ -17,6 +17,11 @@
     host_supported: true,
     vendor_available: true,
     export_include_dirs: ["include"],
+    target:  {
+        windows: {
+            enabled: true,
+        }
+    }
 }
 
 subdirs = ["tests"]
diff --git a/libs/renderengine/gl/GLESRenderEngine.cpp b/libs/renderengine/gl/GLESRenderEngine.cpp
index 92e7e71..d102696 100644
--- a/libs/renderengine/gl/GLESRenderEngine.cpp
+++ b/libs/renderengine/gl/GLESRenderEngine.cpp
@@ -982,7 +982,7 @@
 
 status_t GLESRenderEngine::drawLayers(const DisplaySettings& display,
                                       const std::vector<const LayerSettings*>& layers,
-                                      ANativeWindowBuffer* const buffer,
+                                      const sp<GraphicBuffer>& buffer,
                                       const bool useFramebufferCache, base::unique_fd&& bufferFence,
                                       base::unique_fd* drawFence) {
     ATRACE_CALL();
@@ -1019,7 +1019,9 @@
     const auto blurLayersSize = blurLayers.size();
 
     if (blurLayersSize == 0) {
-        fbo = std::make_unique<BindNativeBufferAsFramebuffer>(*this, buffer, useFramebufferCache);
+        fbo = std::make_unique<BindNativeBufferAsFramebuffer>(*this,
+                                                              buffer.get()->getNativeBuffer(),
+                                                              useFramebufferCache);
         if (fbo->getStatus() != NO_ERROR) {
             ALOGE("Failed to bind framebuffer! Aborting GPU composition for buffer (%p).",
                   buffer->handle);
@@ -1076,7 +1078,9 @@
 
             if (blurLayers.size() == 0) {
                 // Done blurring, time to bind the native FBO and render our blur onto it.
-                fbo = std::make_unique<BindNativeBufferAsFramebuffer>(*this, buffer,
+                fbo = std::make_unique<BindNativeBufferAsFramebuffer>(*this,
+                                                                      buffer.get()
+                                                                              ->getNativeBuffer(),
                                                                       useFramebufferCache);
                 status = fbo->getStatus();
                 setViewportAndProjection(display.physicalDisplay, display.clip);
diff --git a/libs/renderengine/gl/GLESRenderEngine.h b/libs/renderengine/gl/GLESRenderEngine.h
index 42b8537..9ab5ee6 100644
--- a/libs/renderengine/gl/GLESRenderEngine.h
+++ b/libs/renderengine/gl/GLESRenderEngine.h
@@ -73,7 +73,7 @@
     bool useProtectedContext(bool useProtectedContext) override;
     status_t drawLayers(const DisplaySettings& display,
                         const std::vector<const LayerSettings*>& layers,
-                        ANativeWindowBuffer* buffer, const bool useFramebufferCache,
+                        const sp<GraphicBuffer>& buffer, const bool useFramebufferCache,
                         base::unique_fd&& bufferFence, base::unique_fd* drawFence) override;
     bool cleanupPostRender() override;
 
diff --git a/libs/renderengine/include/renderengine/RenderEngine.h b/libs/renderengine/include/renderengine/RenderEngine.h
index e06e128..5349a30 100644
--- a/libs/renderengine/include/renderengine/RenderEngine.h
+++ b/libs/renderengine/include/renderengine/RenderEngine.h
@@ -163,7 +163,7 @@
     // now, this always returns NO_ERROR.
     virtual status_t drawLayers(const DisplaySettings& display,
                                 const std::vector<const LayerSettings*>& layers,
-                                ANativeWindowBuffer* buffer, const bool useFramebufferCache,
+                                const sp<GraphicBuffer>& buffer, const bool useFramebufferCache,
                                 base::unique_fd&& bufferFence, base::unique_fd* drawFence) = 0;
 
 protected:
diff --git a/libs/renderengine/include/renderengine/mock/RenderEngine.h b/libs/renderengine/include/renderengine/mock/RenderEngine.h
index df0f17a..d0343ba 100644
--- a/libs/renderengine/include/renderengine/mock/RenderEngine.h
+++ b/libs/renderengine/include/renderengine/mock/RenderEngine.h
@@ -59,7 +59,8 @@
     MOCK_METHOD0(cleanupPostRender, bool());
     MOCK_METHOD6(drawLayers,
                  status_t(const DisplaySettings&, const std::vector<const LayerSettings*>&,
-                          ANativeWindowBuffer*, const bool, base::unique_fd&&, base::unique_fd*));
+                          const sp<GraphicBuffer>&, const bool, base::unique_fd&&,
+                          base::unique_fd*));
 };
 
 } // namespace mock
diff --git a/libs/renderengine/tests/RenderEngineTest.cpp b/libs/renderengine/tests/RenderEngineTest.cpp
index 16a8a0d..31f0966 100644
--- a/libs/renderengine/tests/RenderEngineTest.cpp
+++ b/libs/renderengine/tests/RenderEngineTest.cpp
@@ -252,8 +252,8 @@
                     std::vector<const renderengine::LayerSettings*> layers,
                     sp<GraphicBuffer> buffer) {
         base::unique_fd fence;
-        status_t status = sRE->drawLayers(settings, layers, buffer->getNativeBuffer(), true,
-                                          base::unique_fd(), &fence);
+        status_t status =
+                sRE->drawLayers(settings, layers, buffer, true, base::unique_fd(), &fence);
         sCurrentBuffer = buffer;
 
         int fd = fence.release();
@@ -1004,8 +1004,7 @@
     layer.alpha = 1.0;
     layers.push_back(&layer);
 
-    status_t status = sRE->drawLayers(settings, layers, mBuffer->getNativeBuffer(), true,
-                                      base::unique_fd(), nullptr);
+    status_t status = sRE->drawLayers(settings, layers, mBuffer, true, base::unique_fd(), nullptr);
     sCurrentBuffer = mBuffer;
     ASSERT_EQ(NO_ERROR, status);
     expectBufferColor(fullscreenRect(), 255, 0, 0, 255);
@@ -1023,8 +1022,7 @@
     layer.alpha = 1.0;
     layers.push_back(&layer);
 
-    status_t status = sRE->drawLayers(settings, layers, mBuffer->getNativeBuffer(), false,
-                                      base::unique_fd(), nullptr);
+    status_t status = sRE->drawLayers(settings, layers, mBuffer, false, base::unique_fd(), nullptr);
     sCurrentBuffer = mBuffer;
     ASSERT_EQ(NO_ERROR, status);
     ASSERT_FALSE(sRE->isFramebufferImageCachedForTesting(mBuffer->getId()));
@@ -1414,11 +1412,9 @@
     layers.push_back(&layer);
 
     base::unique_fd fenceOne;
-    sRE->drawLayers(settings, layers, mBuffer->getNativeBuffer(), true, base::unique_fd(),
-                    &fenceOne);
+    sRE->drawLayers(settings, layers, mBuffer, true, base::unique_fd(), &fenceOne);
     base::unique_fd fenceTwo;
-    sRE->drawLayers(settings, layers, mBuffer->getNativeBuffer(), true, std::move(fenceOne),
-                    &fenceTwo);
+    sRE->drawLayers(settings, layers, mBuffer, true, std::move(fenceOne), &fenceTwo);
 
     const int fd = fenceTwo.get();
     if (fd >= 0) {
diff --git a/libs/ui/Android.bp b/libs/ui/Android.bp
index 1ee8c71..bb78895 100644
--- a/libs/ui/Android.bp
+++ b/libs/ui/Android.bp
@@ -12,6 +12,64 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+cc_defaults {
+    name: "libui-defaults",
+    clang: true,
+    cflags: [
+        "-Wall",
+        "-Werror",
+    ],
+    cppflags: [
+        "-Wextra",
+    ],
+
+    sanitize: {
+        integer_overflow: true,
+        misc_undefined: ["bounds"],
+    },
+
+}
+
+cc_library_static {
+    name: "libui-types",
+    vendor_available: true,
+    host_supported: true,
+    target: {
+        windows: {
+            enabled: true,
+        }
+    },
+
+    defaults: [
+        "libui-defaults",
+    ],
+
+    apex_available: [
+        "//apex_available:anyapex",
+        "//apex_available:platform",
+    ],
+    shared_libs: [
+        "libutils",
+    ],
+
+    static_libs: [
+        "libmath",
+    ],
+
+    srcs: [
+        "ColorSpace.cpp",
+    ],
+
+    export_include_dirs: [
+        "include_types",
+    ],
+
+    export_static_lib_headers: [
+        "libmath",
+    ],
+
+}
+
 cc_library_shared {
     name: "libui",
     vendor_available: true,
@@ -35,8 +93,9 @@
     },
 
     srcs: [
-        "ColorSpace.cpp",
         "DebugUtils.cpp",
+        "DeviceProductInfo.cpp",
+        "DisplayInfo.cpp",
         "Fence.cpp",
         "FenceTime.cpp",
         "FrameStats.cpp",
@@ -65,8 +124,11 @@
         "include_private",
     ],
 
-    // Uncomment the following line to enable VALIDATE_REGIONS traces
-    //defaults: ["libui-validate-regions-defaults"],
+    defaults: [
+        "libui-defaults",
+        // Uncomment the following line to enable VALIDATE_REGIONS traces
+        //defaults: ["libui-validate-regions-defaults"],
+    ],
 
     shared_libs: [
         "android.hardware.graphics.allocator@2.0",
@@ -100,6 +162,10 @@
         "libmath",
     ],
 
+    whole_static_libs: [
+        "libui-types",
+    ],
+
     // bufferhub is not used when building libgui for vendors
     target: {
         vendor: {
diff --git a/libs/ui/DeviceProductInfo.cpp b/libs/ui/DeviceProductInfo.cpp
new file mode 100644
index 0000000..7bced9b
--- /dev/null
+++ b/libs/ui/DeviceProductInfo.cpp
@@ -0,0 +1,55 @@
+/*
+ * Copyright 2020 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 <ui/DeviceProductInfo.h>
+
+#include <ui/FlattenableHelpers.h>
+
+#define RETURN_IF_ERROR(op) \
+    if (const status_t status = (op); status != OK) return status;
+
+namespace android {
+
+size_t DeviceProductInfo::getFlattenedSize() const {
+    return FlattenableHelpers::getFlattenedSize(name) +
+            FlattenableHelpers::getFlattenedSize(manufacturerPnpId) +
+            FlattenableHelpers::getFlattenedSize(productId) +
+            FlattenableHelpers::getFlattenedSize(manufactureOrModelDate) +
+            FlattenableHelpers::getFlattenedSize(relativeAddress);
+}
+
+status_t DeviceProductInfo::flatten(void* buffer, size_t size) const {
+    if (size < getFlattenedSize()) {
+        return NO_MEMORY;
+    }
+    RETURN_IF_ERROR(FlattenableHelpers::flatten(&buffer, &size, name));
+    RETURN_IF_ERROR(FlattenableHelpers::flatten(&buffer, &size, manufacturerPnpId));
+    RETURN_IF_ERROR(FlattenableHelpers::flatten(&buffer, &size, productId));
+    RETURN_IF_ERROR(FlattenableHelpers::flatten(&buffer, &size, manufactureOrModelDate));
+    RETURN_IF_ERROR(FlattenableHelpers::flatten(&buffer, &size, relativeAddress));
+    return OK;
+}
+
+status_t DeviceProductInfo::unflatten(void const* buffer, size_t size) {
+    RETURN_IF_ERROR(FlattenableHelpers::unflatten(&buffer, &size, &name));
+    RETURN_IF_ERROR(FlattenableHelpers::unflatten(&buffer, &size, &manufacturerPnpId));
+    RETURN_IF_ERROR(FlattenableHelpers::unflatten(&buffer, &size, &productId));
+    RETURN_IF_ERROR(FlattenableHelpers::unflatten(&buffer, &size, &manufactureOrModelDate));
+    RETURN_IF_ERROR(FlattenableHelpers::unflatten(&buffer, &size, &relativeAddress));
+    return OK;
+}
+
+} // namespace android
diff --git a/libs/ui/DisplayInfo.cpp b/libs/ui/DisplayInfo.cpp
new file mode 100644
index 0000000..73a78af
--- /dev/null
+++ b/libs/ui/DisplayInfo.cpp
@@ -0,0 +1,54 @@
+/*
+ * Copyright 2020 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 <ui/DisplayInfo.h>
+
+#include <cstdint>
+
+#include <ui/FlattenableHelpers.h>
+
+#define RETURN_IF_ERROR(op) \
+    if (const status_t status = (op); status != OK) return status;
+
+namespace android {
+
+size_t DisplayInfo::getFlattenedSize() const {
+    return FlattenableHelpers::getFlattenedSize(connectionType) +
+            FlattenableHelpers::getFlattenedSize(density) +
+            FlattenableHelpers::getFlattenedSize(secure) +
+            FlattenableHelpers::getFlattenedSize(deviceProductInfo);
+}
+
+status_t DisplayInfo::flatten(void* buffer, size_t size) const {
+    if (size < getFlattenedSize()) {
+        return NO_MEMORY;
+    }
+    RETURN_IF_ERROR(FlattenableHelpers::flatten(&buffer, &size, connectionType));
+    RETURN_IF_ERROR(FlattenableHelpers::flatten(&buffer, &size, density));
+    RETURN_IF_ERROR(FlattenableHelpers::flatten(&buffer, &size, secure));
+    RETURN_IF_ERROR(FlattenableHelpers::flatten(&buffer, &size, deviceProductInfo));
+    return OK;
+}
+
+status_t DisplayInfo::unflatten(void const* buffer, size_t size) {
+    RETURN_IF_ERROR(FlattenableHelpers::unflatten(&buffer, &size, &connectionType));
+    RETURN_IF_ERROR(FlattenableHelpers::unflatten(&buffer, &size, &density));
+    RETURN_IF_ERROR(FlattenableHelpers::unflatten(&buffer, &size, &secure));
+    RETURN_IF_ERROR(FlattenableHelpers::unflatten(&buffer, &size, &deviceProductInfo));
+    return OK;
+}
+
+} // namespace android
diff --git a/libs/ui/include/ui/DeviceProductInfo.h b/libs/ui/include/ui/DeviceProductInfo.h
index af00342..0bc1e5c 100644
--- a/libs/ui/include/ui/DeviceProductInfo.h
+++ b/libs/ui/include/ui/DeviceProductInfo.h
@@ -19,7 +19,12 @@
 #include <array>
 #include <cstdint>
 #include <optional>
+#include <string>
+#include <type_traits>
 #include <variant>
+#include <vector>
+
+#include <utils/Flattenable.h>
 
 namespace android {
 
@@ -29,13 +34,7 @@
 // Product-specific information about the display or the directly connected device on the
 // display chain. For example, if the display is transitively connected, this field may contain
 // product information about the intermediate device.
-struct DeviceProductInfo {
-    static constexpr size_t TEXT_BUFFER_SIZE = 20;
-    static constexpr size_t RELATIVE_ADDRESS_SIZE = 4;
-
-    using RelativeAddress = std::array<uint8_t, RELATIVE_ADDRESS_SIZE>;
-    static constexpr RelativeAddress NO_RELATIVE_ADDRESS = {0xff, 0xff, 0xff, 0xff};
-
+struct DeviceProductInfo : LightFlattenable<DeviceProductInfo> {
     struct ModelYear {
         uint32_t year;
     };
@@ -48,21 +47,27 @@
     };
 
     // Display name.
-    std::array<char, TEXT_BUFFER_SIZE> name;
+    std::string name;
 
     // Manufacturer Plug and Play ID.
     PnpId manufacturerPnpId;
 
     // Manufacturer product ID.
-    std::array<char, TEXT_BUFFER_SIZE> productId;
+    std::string productId;
 
     using ManufactureOrModelDate = std::variant<ModelYear, ManufactureYear, ManufactureWeekAndYear>;
+    static_assert(std::is_trivially_copyable_v<ManufactureOrModelDate>);
     ManufactureOrModelDate manufactureOrModelDate;
 
-    // Relative address in the display network. Unavailable address is indicated
-    // by all elements equal to 255.
+    // Relative address in the display network. Empty vector indicates that the
+    // address is unavailable.
     // For example, for HDMI connected device this will be the physical address.
-    RelativeAddress relativeAddress;
+    std::vector<uint8_t> relativeAddress;
+
+    bool isFixedSize() const { return false; }
+    size_t getFlattenedSize() const;
+    status_t flatten(void* buffer, size_t size) const;
+    status_t unflatten(void const* buffer, size_t size);
 };
 
 } // namespace android
diff --git a/libs/ui/include/ui/DisplayInfo.h b/libs/ui/include/ui/DisplayInfo.h
index 897060c..03e0a38 100644
--- a/libs/ui/include/ui/DisplayInfo.h
+++ b/libs/ui/include/ui/DisplayInfo.h
@@ -20,19 +20,23 @@
 #include <type_traits>
 
 #include <ui/DeviceProductInfo.h>
+#include <utils/Flattenable.h>
 
 namespace android {
 
 enum class DisplayConnectionType { Internal, External };
 
 // Immutable information about physical display.
-struct DisplayInfo {
+struct DisplayInfo : LightFlattenable<DisplayInfo> {
     DisplayConnectionType connectionType = DisplayConnectionType::Internal;
     float density = 0.f;
     bool secure = false;
     std::optional<DeviceProductInfo> deviceProductInfo;
-};
 
-static_assert(std::is_trivially_copyable_v<DisplayInfo>);
+    bool isFixedSize() const { return false; }
+    size_t getFlattenedSize() const;
+    status_t flatten(void* buffer, size_t size) const;
+    status_t unflatten(void const* buffer, size_t size);
+};
 
 } // namespace android
diff --git a/libs/ui/include_private/ui/FlattenableHelpers.h b/libs/ui/include_private/ui/FlattenableHelpers.h
new file mode 100644
index 0000000..8e316d8
--- /dev/null
+++ b/libs/ui/include_private/ui/FlattenableHelpers.h
@@ -0,0 +1,160 @@
+/*
+ * Copyright 2020 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.
+ */
+
+#pragma once
+
+#include <numeric>
+#include <optional>
+#include <type_traits>
+#include <vector>
+
+#include <utils/Flattenable.h>
+
+#define RETURN_IF_ERROR(op) \
+    if (const status_t status = (op); status != OK) return status;
+
+namespace android {
+
+struct FlattenableHelpers {
+    // Helpers for reading and writing POD structures
+    template <class T, typename = std::enable_if_t<std::is_trivially_copyable_v<T>>>
+    static constexpr size_t getFlattenedSize(const T&) {
+        return sizeof(T);
+    }
+
+    template <class T, typename = std::enable_if_t<std::is_trivially_copyable_v<T>>>
+    static status_t flatten(void** buffer, size_t* size, const T& value) {
+        if (*size < sizeof(T)) return NO_MEMORY;
+        FlattenableUtils::write(*buffer, *size, value);
+        return OK;
+    }
+
+    template <class T, typename = std::enable_if_t<std::is_trivially_copyable_v<T>>>
+    static status_t unflatten(const void** buffer, size_t* size, T* value) {
+        if (*size < sizeof(T)) return NO_MEMORY;
+        FlattenableUtils::read(*buffer, *size, *value);
+        return OK;
+    }
+
+    // Helpers for reading and writing std::string
+    static size_t getFlattenedSize(const std::string& str) {
+        return sizeof(uint64_t) + str.length();
+    }
+
+    static status_t flatten(void** buffer, size_t* size, const std::string& str) {
+        if (*size < getFlattenedSize(str)) return NO_MEMORY;
+        flatten(buffer, size, (uint64_t)str.length());
+        memcpy(reinterpret_cast<char*>(*buffer), str.c_str(), str.length());
+        FlattenableUtils::advance(*buffer, *size, str.length());
+        return OK;
+    }
+
+    static status_t unflatten(const void** buffer, size_t* size, std::string* str) {
+        uint64_t length;
+        RETURN_IF_ERROR(unflatten(buffer, size, &length));
+        if (*size < length) return NO_MEMORY;
+        str->assign(reinterpret_cast<const char*>(*buffer), length);
+        FlattenableUtils::advance(*buffer, *size, length);
+        return OK;
+    }
+
+    // Helpers for reading and writing LightFlattenable
+    template <class T>
+    static size_t getFlattenedSize(const LightFlattenable<T>& value) {
+        return value.getFlattenedSize();
+    }
+
+    template <class T>
+    static status_t flatten(void** buffer, size_t* size, const LightFlattenable<T>& value) {
+        RETURN_IF_ERROR(value.flatten(*buffer, *size));
+        FlattenableUtils::advance(*buffer, *size, value.getFlattenedSize());
+        return OK;
+    }
+
+    template <class T>
+    static status_t unflatten(const void** buffer, size_t* size, LightFlattenable<T>* value) {
+        RETURN_IF_ERROR(value->unflatten(*buffer, *size));
+        FlattenableUtils::advance(*buffer, *size, value->getFlattenedSize());
+        return OK;
+    }
+
+    // Helpers for reading and writing std::optional
+    template <class T, typename = std::enable_if_t<std::negation_v<std::is_trivially_copyable<T>>>>
+    static size_t getFlattenedSize(const std::optional<T>& value) {
+        return sizeof(bool) + (value ? getFlattenedSize(*value) : 0);
+    }
+
+    template <class T, typename = std::enable_if_t<std::negation_v<std::is_trivially_copyable<T>>>>
+    static status_t flatten(void** buffer, size_t* size, const std::optional<T>& value) {
+        if (value) {
+            RETURN_IF_ERROR(flatten(buffer, size, true));
+            RETURN_IF_ERROR(flatten(buffer, size, *value));
+        } else {
+            RETURN_IF_ERROR(flatten(buffer, size, false));
+        }
+        return OK;
+    }
+
+    template <class T, typename = std::enable_if_t<std::negation_v<std::is_trivially_copyable<T>>>>
+    static status_t unflatten(const void** buffer, size_t* size, std::optional<T>* value) {
+        bool isPresent;
+        RETURN_IF_ERROR(unflatten(buffer, size, &isPresent));
+        if (isPresent) {
+            *value = T();
+            RETURN_IF_ERROR(unflatten(buffer, size, &(**value)));
+        } else {
+            value->reset();
+        }
+        return OK;
+    }
+
+    // Helpers for reading and writing std::vector
+    template <class T>
+    static size_t getFlattenedSize(const std::vector<T>& value) {
+        return std::accumulate(value.begin(), value.end(), sizeof(uint64_t),
+                               [](size_t sum, const T& element) {
+                                   return sum + getFlattenedSize(element);
+                               });
+    }
+
+    template <class T>
+    static status_t flatten(void** buffer, size_t* size, const std::vector<T>& value) {
+        RETURN_IF_ERROR(flatten(buffer, size, (uint64_t)value.size()));
+        for (const auto& element : value) {
+            RETURN_IF_ERROR(flatten(buffer, size, element));
+        }
+        return OK;
+    }
+
+    template <class T>
+    static status_t unflatten(const void** buffer, size_t* size, std::vector<T>* value) {
+        uint64_t numElements;
+        RETURN_IF_ERROR(unflatten(buffer, size, &numElements));
+        // We don't need an extra size check since each iteration of the loop does that
+        std::vector<T> elements;
+        for (size_t i = 0; i < numElements; i++) {
+            T element;
+            RETURN_IF_ERROR(unflatten(buffer, size, &element));
+            elements.push_back(element);
+        }
+        *value = std::move(elements);
+        return OK;
+    }
+};
+
+} // namespace android
+
+#undef RETURN_IF_ERROR
\ No newline at end of file
diff --git a/libs/ui/include/ui/ColorSpace.h b/libs/ui/include_types/ui/ColorSpace.h
similarity index 100%
rename from libs/ui/include/ui/ColorSpace.h
rename to libs/ui/include_types/ui/ColorSpace.h
diff --git a/libs/ui/include_vndk/ui/ColorSpace.h b/libs/ui/include_vndk/ui/ColorSpace.h
index ddf70d5..7d2a6d3 120000
--- a/libs/ui/include_vndk/ui/ColorSpace.h
+++ b/libs/ui/include_vndk/ui/ColorSpace.h
@@ -1 +1 @@
-../../include/ui/ColorSpace.h
\ No newline at end of file
+../../include_types/ui/ColorSpace.h
\ No newline at end of file
diff --git a/libs/ui/tests/Android.bp b/libs/ui/tests/Android.bp
index b53342c..28ef77a 100644
--- a/libs/ui/tests/Android.bp
+++ b/libs/ui/tests/Android.bp
@@ -29,6 +29,13 @@
 }
 
 cc_test {
+    name: "FlattenableHelpers_test",
+    shared_libs: ["libui"],
+    srcs: ["FlattenableHelpers_test.cpp"],
+    cflags: ["-Wall", "-Werror"],
+}
+
+cc_test {
     name: "GraphicBufferAllocator_test",
     header_libs: [
         "libnativewindow_headers",
diff --git a/libs/ui/tests/FlattenableHelpers_test.cpp b/libs/ui/tests/FlattenableHelpers_test.cpp
new file mode 100644
index 0000000..db32bc7
--- /dev/null
+++ b/libs/ui/tests/FlattenableHelpers_test.cpp
@@ -0,0 +1,136 @@
+/*
+ * Copyright 2020 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 "FlattenableHelpersTest"
+
+#include <ui/FlattenableHelpers.h>
+
+#include <gtest/gtest.h>
+#include <utils/Flattenable.h>
+#include <cstdint>
+#include <memory>
+#include <optional>
+#include <string>
+#include <vector>
+
+namespace android {
+
+namespace {
+
+struct TestLightFlattenable : LightFlattenable<TestLightFlattenable> {
+    std::unique_ptr<int32_t> ptr;
+
+    bool isFixedSize() const { return true; }
+    size_t getFlattenedSize() const { return sizeof(int32_t); }
+
+    status_t flatten(void* buffer, size_t size) const {
+        FlattenableUtils::write(buffer, size, *ptr);
+        return OK;
+    }
+
+    status_t unflatten(void const* buffer, size_t size) {
+        int value;
+        FlattenableUtils::read(buffer, size, value);
+        ptr = std::make_unique<int32_t>(value);
+        return OK;
+    }
+};
+
+class FlattenableHelpersTest : public testing::Test {
+public:
+    template <class T>
+    void testWriteThenRead(const T& value, size_t bufferSize) {
+        std::vector<int8_t> buffer(bufferSize);
+        auto rawBuffer = reinterpret_cast<void*>(buffer.data());
+        size_t size = buffer.size();
+        ASSERT_EQ(OK, FlattenableHelpers::flatten(&rawBuffer, &size, value));
+
+        auto rawReadBuffer = reinterpret_cast<const void*>(buffer.data());
+        size = buffer.size();
+        T valueRead;
+        ASSERT_EQ(OK, FlattenableHelpers::unflatten(&rawReadBuffer, &size, &valueRead));
+        EXPECT_EQ(value, valueRead);
+    }
+
+    template <class T>
+    void testTriviallyCopyable(const T& value) {
+        testWriteThenRead(value, sizeof(T));
+    }
+
+    template <class T>
+    void testWriteThenRead(const T& value) {
+        testWriteThenRead(value, FlattenableHelpers::getFlattenedSize(value));
+    }
+};
+
+TEST_F(FlattenableHelpersTest, TriviallyCopyable) {
+    testTriviallyCopyable(42);
+    testTriviallyCopyable(1LL << 63);
+    testTriviallyCopyable(false);
+    testTriviallyCopyable(true);
+    testTriviallyCopyable(std::optional<int>());
+    testTriviallyCopyable(std::optional<int>(4));
+}
+
+TEST_F(FlattenableHelpersTest, String) {
+    testWriteThenRead(std::string("Android"));
+    testWriteThenRead(std::string());
+}
+
+TEST_F(FlattenableHelpersTest, Vector) {
+    testWriteThenRead(std::vector<int>({1, 2, 3}));
+    testWriteThenRead(std::vector<int>());
+}
+
+TEST_F(FlattenableHelpersTest, OptionalOfLightFlattenable) {
+    std::vector<size_t> buffer;
+    constexpr int kInternalValue = 16;
+    {
+        std::optional<TestLightFlattenable> value =
+                TestLightFlattenable{.ptr = std::make_unique<int32_t>(kInternalValue)};
+        buffer.assign(FlattenableHelpers::getFlattenedSize(value), 0);
+        void* rawBuffer = reinterpret_cast<void*>(buffer.data());
+        size_t size = buffer.size();
+        ASSERT_EQ(OK, FlattenableHelpers::flatten(&rawBuffer, &size, value));
+    }
+
+    const void* rawReadBuffer = reinterpret_cast<const void*>(buffer.data());
+    size_t size = buffer.size();
+    std::optional<TestLightFlattenable> valueRead;
+    ASSERT_EQ(OK, FlattenableHelpers::unflatten(&rawReadBuffer, &size, &valueRead));
+    ASSERT_TRUE(valueRead.has_value());
+    EXPECT_EQ(kInternalValue, *valueRead->ptr);
+}
+
+TEST_F(FlattenableHelpersTest, NullOptionalOfLightFlattenable) {
+    std::vector<size_t> buffer;
+    {
+        std::optional<TestLightFlattenable> value;
+        buffer.assign(FlattenableHelpers::getFlattenedSize(value), 0);
+        void* rawBuffer = reinterpret_cast<void*>(buffer.data());
+        size_t size = buffer.size();
+        ASSERT_EQ(OK, FlattenableHelpers::flatten(&rawBuffer, &size, value));
+    }
+
+    const void* rawReadBuffer = reinterpret_cast<const void*>(buffer.data());
+    size_t size = buffer.size();
+    std::optional<TestLightFlattenable> valueRead;
+    ASSERT_EQ(OK, FlattenableHelpers::unflatten(&rawReadBuffer, &size, &valueRead));
+    ASSERT_FALSE(valueRead.has_value());
+}
+
+} // namespace
+} // namespace android
diff --git a/opengl/libs/EGL/Loader.cpp b/opengl/libs/EGL/Loader.cpp
index d664e4d..391a410 100644
--- a/opengl/libs/EGL/Loader.cpp
+++ b/opengl/libs/EGL/Loader.cpp
@@ -276,7 +276,7 @@
         // will set cnx->useAngle appropriately.
         // Do this here so that we use ANGLE path when driver is ANGLE (e.g. loaded as native),
         // not just loading ANGLE as option.
-        init_angle_backend(hnd->dso[0], cnx);
+        init_angle_backend(hnd->dso[2], cnx);
     }
 
     LOG_ALWAYS_FATAL_IF(!hnd,
@@ -557,12 +557,8 @@
 }
 
 void Loader::init_angle_backend(void* dso, egl_connection_t* cnx) {
-    void* eglCreateDeviceANGLE = nullptr;
-
-    ALOGV("dso: %p", dso);
-    eglCreateDeviceANGLE = dlsym(dso, "eglCreateDeviceANGLE");
-    ALOGV("eglCreateDeviceANGLE: %p", eglCreateDeviceANGLE);
-    if (eglCreateDeviceANGLE) {
+    void* pANGLEGetDisplayPlatform = dlsym(dso, "ANGLEGetDisplayPlatform");
+    if (pANGLEGetDisplayPlatform) {
         ALOGV("ANGLE GLES library in use");
         cnx->useAngle = true;
     } else {
diff --git a/services/gpuservice/bpfprogs/Android.bp b/services/gpuservice/bpfprogs/Android.bp
new file mode 100644
index 0000000..b875814
--- /dev/null
+++ b/services/gpuservice/bpfprogs/Android.bp
@@ -0,0 +1,22 @@
+// Copyright 2020 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.
+
+bpf {
+    name: "gpu_mem.o",
+    srcs: ["gpu_mem.c"],
+    cflags: [
+        "-Wall",
+        "-Werror",
+    ],
+}
diff --git a/services/gpuservice/bpfprogs/gpu_mem.c b/services/gpuservice/bpfprogs/gpu_mem.c
new file mode 100644
index 0000000..c75213b
--- /dev/null
+++ b/services/gpuservice/bpfprogs/gpu_mem.c
@@ -0,0 +1,75 @@
+/*
+ * Copyright 2020 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 <bpf_helpers.h>
+
+/*
+ * On Android the number of active processes using gpu is limited.
+ * So this is assumed to be true: SUM(num_procs_using_gpu[i]) <= 1024
+ */
+#define GPU_MEM_TOTAL_MAP_SIZE 1024
+
+/*
+ * This map maintains the global and per process gpu memory total counters.
+ *
+ * The KEY is ((gpu_id << 32) | pid) while VAL is the size in bytes.
+ * Use HASH type here since key is not int.
+ * Pass AID_GRAPHICS as gid since gpuservice is in the graphics group.
+ */
+DEFINE_BPF_MAP_GRO(gpu_mem_total_map, HASH, uint64_t, uint64_t, GPU_MEM_TOTAL_MAP_SIZE,
+                   AID_GRAPHICS);
+
+/* This struct aligns with the fields offsets of the raw tracepoint format */
+struct gpu_mem_total_args {
+    uint64_t ignore;
+    /* Actual fields start at offset 8 */
+    uint32_t gpu_id;
+    uint32_t pid;
+    uint64_t size;
+};
+
+/*
+ * This program parses the gpu_mem/gpu_mem_total tracepoint's data into
+ * {KEY, VAL} pair used to update the corresponding bpf map.
+ *
+ * Pass AID_GRAPHICS as gid since gpuservice is in the graphics group.
+ * Upon seeing size 0, the corresponding KEY needs to be cleaned up.
+ */
+DEFINE_BPF_PROG("tracepoint/gpu_mem/gpu_mem_total", AID_ROOT, AID_GRAPHICS, tp_gpu_mem_total)
+(struct gpu_mem_total_args* args) {
+    uint64_t key = 0;
+    uint64_t cur_val = 0;
+    uint64_t* prev_val = NULL;
+
+    /* The upper 32 bits are for gpu_id while the lower is the pid */
+    key = ((uint64_t)args->gpu_id << 32) | args->pid;
+    cur_val = args->size;
+
+    if (!cur_val) {
+        bpf_gpu_mem_total_map_delete_elem(&key);
+        return 0;
+    }
+
+    prev_val = bpf_gpu_mem_total_map_lookup_elem(&key);
+    if (prev_val) {
+        *prev_val = cur_val;
+    } else {
+        bpf_gpu_mem_total_map_update_elem(&key, &cur_val, BPF_NOEXIST);
+    }
+    return 0;
+}
+
+char _license[] SEC("license") = "Apache 2.0";
diff --git a/services/gpuservice/gpumem/Android.bp b/services/gpuservice/gpumem/Android.bp
new file mode 100644
index 0000000..b2230b6
--- /dev/null
+++ b/services/gpuservice/gpumem/Android.bp
@@ -0,0 +1,41 @@
+// Copyright 2020 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_library_shared {
+    name: "libgpumem",
+    srcs: [
+        "GpuMem.cpp",
+    ],
+    shared_libs: [
+        "libbase",
+        "libbpf",
+        "libbpf_android",
+        "libcutils",
+        "liblog",
+        "libutils",
+    ],
+    export_include_dirs: ["include"],
+    export_shared_lib_headers: [
+        "libbase",
+        "libbpf_android",
+    ],
+    cppflags: [
+        "-Wall",
+        "-Werror",
+        "-Wformat",
+        "-Wthread-safety",
+        "-Wunused",
+        "-Wunreachable-code",
+    ],
+}
diff --git a/services/gpuservice/gpumem/GpuMem.cpp b/services/gpuservice/gpumem/GpuMem.cpp
new file mode 100644
index 0000000..1d4b524
--- /dev/null
+++ b/services/gpuservice/gpumem/GpuMem.cpp
@@ -0,0 +1,123 @@
+/*
+ * Copyright 2020 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.
+ */
+
+#undef LOG_TAG
+#define LOG_TAG "GpuMem"
+#define ATRACE_TAG ATRACE_TAG_GRAPHICS
+
+#include "gpumem/GpuMem.h"
+
+#include <android-base/stringprintf.h>
+#include <libbpf.h>
+#include <libbpf_android.h>
+#include <log/log.h>
+#include <utils/Trace.h>
+
+#include <unordered_map>
+#include <vector>
+
+namespace android {
+
+using base::StringAppendF;
+
+GpuMem::~GpuMem() {
+    bpf_detach_tracepoint(kGpuMemTraceGroup, kGpuMemTotalTracepoint);
+}
+
+void GpuMem::initialize() {
+    // Make sure bpf programs are loaded
+    bpf::waitForProgsLoaded();
+
+    int fd = bpf::bpfFdGet(kGpuMemTotalProgPath, BPF_F_RDONLY);
+    if (fd < 0) {
+        ALOGE("Failed to retrieve pinned program from %s", kGpuMemTotalProgPath);
+        return;
+    }
+
+    // Attach the program to the tracepoint, and the tracepoint is automatically enabled here.
+    if (bpf_attach_tracepoint(fd, kGpuMemTraceGroup, kGpuMemTotalTracepoint) < 0) {
+        ALOGE("Failed to attach bpf program to %s/%s tracepoint", kGpuMemTraceGroup,
+              kGpuMemTotalTracepoint);
+        return;
+    }
+
+    // Use the read-only wrapper BpfMapRO to properly retrieve the read-only map.
+    auto map = bpf::BpfMapRO<uint64_t, uint64_t>(kGpuMemTotalMapPath);
+    if (!map.isValid()) {
+        ALOGE("Failed to create bpf map from %s", kGpuMemTotalMapPath);
+        return;
+    }
+    setGpuMemTotalMap(map);
+}
+
+void GpuMem::setGpuMemTotalMap(bpf::BpfMap<uint64_t, uint64_t>& map) {
+    mGpuMemTotalMap = std::move(map);
+}
+
+// Dump the snapshots of global and per process memory usage on all gpus
+void GpuMem::dump(const Vector<String16>& /* args */, std::string* result) {
+    ATRACE_CALL();
+
+    if (!mGpuMemTotalMap.isValid()) {
+        result->append("Failed to initialize GPU memory eBPF\n");
+        return;
+    }
+
+    auto res = mGpuMemTotalMap.getFirstKey();
+    if (!res.ok()) {
+        result->append("GPU memory total usage map is empty\n");
+        return;
+    }
+    uint64_t key = res.value();
+    // unordered_map<gpu_id, vector<pair<pid, size>>>
+    std::unordered_map<uint32_t, std::vector<std::pair<uint32_t, uint64_t>>> dumpMap;
+    while (true) {
+        uint32_t gpu_id = key >> 32;
+        uint32_t pid = key;
+
+        res = mGpuMemTotalMap.readValue(key);
+        if (!res.ok()) break;
+        uint64_t size = res.value();
+
+        dumpMap[gpu_id].emplace_back(pid, size);
+
+        res = mGpuMemTotalMap.getNextKey(key);
+        if (!res.ok()) break;
+        key = res.value();
+    }
+
+    for (auto& gpu : dumpMap) {
+        if (gpu.second.empty()) continue;
+        StringAppendF(result, "Memory snapshot for GPU %u:\n", gpu.first);
+
+        std::sort(gpu.second.begin(), gpu.second.end(),
+                  [](auto& l, auto& r) { return l.first < r.first; });
+
+        int i = 0;
+        if (gpu.second[0].first != 0) {
+            StringAppendF(result, "Global total: N/A\n");
+        } else {
+            StringAppendF(result, "Global total: %" PRIu64 "\n", gpu.second[0].second);
+            i++;
+        }
+        for (; i < gpu.second.size(); i++) {
+            StringAppendF(result, "Proc %u total: %" PRIu64 "\n", gpu.second[i].first,
+                          gpu.second[i].second);
+        }
+    }
+}
+
+} // namespace android
diff --git a/services/gpuservice/gpumem/include/gpumem/GpuMem.h b/services/gpuservice/gpumem/include/gpumem/GpuMem.h
new file mode 100644
index 0000000..6d0322a
--- /dev/null
+++ b/services/gpuservice/gpumem/include/gpumem/GpuMem.h
@@ -0,0 +1,56 @@
+/*
+ * Copyright 2020 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.
+ */
+
+#pragma once
+
+#include <bpf/BpfMap.h>
+#include <utils/String16.h>
+#include <utils/Vector.h>
+
+namespace android {
+
+class GpuMem {
+public:
+    GpuMem() = default;
+    ~GpuMem();
+
+    // initialize eBPF program and map
+    void initialize();
+    // dumpsys interface
+    void dump(const Vector<String16>& args, std::string* result);
+
+private:
+    // Friend class for testing.
+    friend class TestableGpuMem;
+
+    // set gpu memory total map
+    void setGpuMemTotalMap(bpf::BpfMap<uint64_t, uint64_t>& map);
+
+    // bpf map for GPU memory total data
+    android::bpf::BpfMap<uint64_t, uint64_t> mGpuMemTotalMap;
+
+    // gpu memory tracepoint event category
+    static constexpr char kGpuMemTraceGroup[] = "gpu_mem";
+    // gpu memory total tracepoint
+    static constexpr char kGpuMemTotalTracepoint[] = "gpu_mem_total";
+    // pinned gpu memory total bpf c program path in bpf sysfs
+    static constexpr char kGpuMemTotalProgPath[] =
+            "/sys/fs/bpf/prog_gpu_mem_tracepoint_gpu_mem_gpu_mem_total";
+    // pinned gpu memory total bpf map path in bpf sysfs
+    static constexpr char kGpuMemTotalMapPath[] = "/sys/fs/bpf/map_gpu_mem_gpu_mem_total_map";
+};
+
+} // namespace android
diff --git a/services/inputflinger/dispatcher/InputDispatcher.cpp b/services/inputflinger/dispatcher/InputDispatcher.cpp
index 155021d..92f1750 100644
--- a/services/inputflinger/dispatcher/InputDispatcher.cpp
+++ b/services/inputflinger/dispatcher/InputDispatcher.cpp
@@ -328,6 +328,18 @@
     return dispatchEntry;
 }
 
+static void addGestureMonitors(const std::vector<Monitor>& monitors,
+                               std::vector<TouchedMonitor>& outTouchedMonitors, float xOffset = 0,
+                               float yOffset = 0) {
+    if (monitors.empty()) {
+        return;
+    }
+    outTouchedMonitors.reserve(monitors.size() + outTouchedMonitors.size());
+    for (const Monitor& monitor : monitors) {
+        outTouchedMonitors.emplace_back(monitor, xOffset, yOffset);
+    }
+}
+
 static std::array<uint8_t, 128> getRandomKey() {
     std::array<uint8_t, 128> key;
     if (RAND_bytes(key.data(), key.size()) != 1) {
@@ -664,7 +676,7 @@
                 int32_t y =
                         int32_t(motionEntry->pointerCoords[0].getAxisValue(AMOTION_EVENT_AXIS_Y));
                 sp<InputWindowHandle> touchedWindowHandle =
-                        findTouchedWindowAtLocked(displayId, x, y);
+                        findTouchedWindowAtLocked(displayId, x, y, nullptr);
                 if (touchedWindowHandle != nullptr &&
                     touchedWindowHandle->getApplicationToken() !=
                             mInputTargetWaitApplicationToken) {
@@ -697,8 +709,13 @@
 }
 
 sp<InputWindowHandle> InputDispatcher::findTouchedWindowAtLocked(int32_t displayId, int32_t x,
-                                                                 int32_t y, bool addOutsideTargets,
+                                                                 int32_t y, TouchState* touchState,
+                                                                 bool addOutsideTargets,
                                                                  bool addPortalWindows) {
+    if ((addPortalWindows || addOutsideTargets) && touchState == nullptr) {
+        LOG_ALWAYS_FATAL(
+                "Must provide a valid touch state if adding portal windows or outside targets");
+    }
     // Traverse windows from front to back to find touched window.
     const std::vector<sp<InputWindowHandle>> windowHandles = getWindowHandlesLocked(displayId);
     for (const sp<InputWindowHandle>& windowHandle : windowHandles) {
@@ -717,9 +734,9 @@
                             portalToDisplayId != displayId) {
                             if (addPortalWindows) {
                                 // For the monitoring channels of the display.
-                                mTempTouchState.addPortalWindow(windowHandle);
+                                touchState->addPortalWindow(windowHandle);
                             }
-                            return findTouchedWindowAtLocked(portalToDisplayId, x, y,
+                            return findTouchedWindowAtLocked(portalToDisplayId, x, y, touchState,
                                                              addOutsideTargets, addPortalWindows);
                         }
                         // Found window.
@@ -728,9 +745,9 @@
                 }
 
                 if (addOutsideTargets && (flags & InputWindowInfo::FLAG_WATCH_OUTSIDE_TOUCH)) {
-                    mTempTouchState.addOrUpdateWindow(windowHandle,
-                                                      InputTarget::FLAG_DISPATCH_AS_OUTSIDE,
-                                                      BitSet32(0));
+                    touchState->addOrUpdateWindow(windowHandle,
+                                                  InputTarget::FLAG_DISPATCH_AS_OUTSIDE,
+                                                  BitSet32(0));
                 }
             }
         }
@@ -739,7 +756,7 @@
 }
 
 std::vector<TouchedMonitor> InputDispatcher::findTouchedGestureMonitorsLocked(
-        int32_t displayId, const std::vector<sp<InputWindowHandle>>& portalWindows) {
+        int32_t displayId, const std::vector<sp<InputWindowHandle>>& portalWindows) const {
     std::vector<TouchedMonitor> touchedMonitors;
 
     std::vector<Monitor> monitors = getValueByKey(mGestureMonitorsByDisplay, displayId);
@@ -753,18 +770,6 @@
     return touchedMonitors;
 }
 
-void InputDispatcher::addGestureMonitors(const std::vector<Monitor>& monitors,
-                                         std::vector<TouchedMonitor>& outTouchedMonitors,
-                                         float xOffset, float yOffset) {
-    if (monitors.empty()) {
-        return;
-    }
-    outTouchedMonitors.reserve(monitors.size() + outTouchedMonitors.size());
-    for (const Monitor& monitor : monitors) {
-        outTouchedMonitors.emplace_back(monitor, xOffset, yOffset);
-    }
-}
-
 void InputDispatcher::dropInboundEventLocked(const EventEntry& entry, DropReason dropReason) {
     const char* reason;
     switch (dropReason) {
@@ -1167,9 +1172,10 @@
     addGlobalMonitoringTargetsLocked(inputTargets, getTargetDisplayId(*entry));
 
     if (isPointerEvent) {
-        ssize_t stateIndex = mTouchStatesByDisplay.indexOfKey(entry->displayId);
-        if (stateIndex >= 0) {
-            const TouchState& state = mTouchStatesByDisplay.valueAt(stateIndex);
+        std::unordered_map<int32_t, TouchState>::iterator it =
+                mTouchStatesByDisplay.find(entry->displayId);
+        if (it != mTouchStatesByDisplay.end()) {
+            const TouchState& state = it->second;
             if (!state.portalWindows.empty()) {
                 // The event has gone through these portal windows, so we add monitoring targets of
                 // the corresponding displays as well.
@@ -1265,10 +1271,8 @@
         }
     } else {
         if (mInputTargetWaitCause != INPUT_TARGET_WAIT_CAUSE_APPLICATION_NOT_READY) {
-            if (DEBUG_FOCUS) {
-                ALOGD("Waiting for application to become ready for input: %s.  Reason: %s",
-                      getApplicationWindowLabel(applicationHandle, windowHandle).c_str(), reason);
-            }
+            ALOGI("Waiting for application to become ready for input: %s.  Reason: %s",
+                  getApplicationWindowLabel(applicationHandle, windowHandle).c_str(), reason);
             nsecs_t timeout;
             if (windowHandle != nullptr) {
                 timeout = windowHandle->getDispatchingTimeout(DEFAULT_INPUT_DISPATCHING_TIMEOUT);
@@ -1316,8 +1320,8 @@
 }
 
 void InputDispatcher::removeWindowByTokenLocked(const sp<IBinder>& token) {
-    for (size_t d = 0; d < mTouchStatesByDisplay.size(); d++) {
-        TouchState& state = mTouchStatesByDisplay.editValueAt(d);
+    for (std::pair<const int32_t, TouchState>& pair : mTouchStatesByDisplay) {
+        TouchState& state = pair.second;
         state.removeWindowByToken(token);
     }
 }
@@ -1480,20 +1484,22 @@
     InjectionPermission injectionPermission = INJECTION_PERMISSION_UNKNOWN;
     sp<InputWindowHandle> newHoverWindowHandle;
 
-    // Copy current touch state into mTempTouchState.
-    // This state is always reset at the end of this function, so if we don't find state
-    // for the specified display then our initial state will be empty.
+    // Copy current touch state into tempTouchState.
+    // This state will be used to update mTouchStatesByDisplay at the end of this function.
+    // If no state for the specified display exists, then our initial state will be empty.
     const TouchState* oldState = nullptr;
-    ssize_t oldStateIndex = mTouchStatesByDisplay.indexOfKey(displayId);
-    if (oldStateIndex >= 0) {
-        oldState = &mTouchStatesByDisplay.valueAt(oldStateIndex);
-        mTempTouchState.copyFrom(*oldState);
+    TouchState tempTouchState;
+    std::unordered_map<int32_t, TouchState>::iterator oldStateIt =
+            mTouchStatesByDisplay.find(displayId);
+    if (oldStateIt != mTouchStatesByDisplay.end()) {
+        oldState = &(oldStateIt->second);
+        tempTouchState.copyFrom(*oldState);
     }
 
-    bool isSplit = mTempTouchState.split;
-    bool switchedDevice = mTempTouchState.deviceId >= 0 && mTempTouchState.displayId >= 0 &&
-            (mTempTouchState.deviceId != entry.deviceId || mTempTouchState.source != entry.source ||
-             mTempTouchState.displayId != displayId);
+    bool isSplit = tempTouchState.split;
+    bool switchedDevice = tempTouchState.deviceId >= 0 && tempTouchState.displayId >= 0 &&
+            (tempTouchState.deviceId != entry.deviceId || tempTouchState.source != entry.source ||
+             tempTouchState.displayId != displayId);
     bool isHoverAction = (maskedAction == AMOTION_EVENT_ACTION_HOVER_MOVE ||
                           maskedAction == AMOTION_EVENT_ACTION_HOVER_ENTER ||
                           maskedAction == AMOTION_EVENT_ACTION_HOVER_EXIT);
@@ -1503,30 +1509,26 @@
     bool wrongDevice = false;
     if (newGesture) {
         bool down = maskedAction == AMOTION_EVENT_ACTION_DOWN;
-        if (switchedDevice && mTempTouchState.down && !down && !isHoverAction) {
-            if (DEBUG_FOCUS) {
-                ALOGD("Dropping event because a pointer for a different device is already down "
-                      "in display %" PRId32,
-                      displayId);
-            }
+        if (switchedDevice && tempTouchState.down && !down && !isHoverAction) {
+            ALOGI("Dropping event because a pointer for a different device is already down "
+                  "in display %" PRId32,
+                  displayId);
             // TODO: test multiple simultaneous input streams.
             injectionResult = INPUT_EVENT_INJECTION_FAILED;
             switchedDevice = false;
             wrongDevice = true;
             goto Failed;
         }
-        mTempTouchState.reset();
-        mTempTouchState.down = down;
-        mTempTouchState.deviceId = entry.deviceId;
-        mTempTouchState.source = entry.source;
-        mTempTouchState.displayId = displayId;
+        tempTouchState.reset();
+        tempTouchState.down = down;
+        tempTouchState.deviceId = entry.deviceId;
+        tempTouchState.source = entry.source;
+        tempTouchState.displayId = displayId;
         isSplit = false;
     } else if (switchedDevice && maskedAction == AMOTION_EVENT_ACTION_MOVE) {
-        if (DEBUG_FOCUS) {
-            ALOGI("Dropping move event because a pointer for a different device is already active "
-                  "in display %" PRId32,
-                  displayId);
-        }
+        ALOGI("Dropping move event because a pointer for a different device is already active "
+              "in display %" PRId32,
+              displayId);
         // TODO: test multiple simultaneous input streams.
         injectionResult = INPUT_EVENT_INJECTION_PERMISSION_DENIED;
         switchedDevice = false;
@@ -1550,11 +1552,11 @@
         }
         bool isDown = maskedAction == AMOTION_EVENT_ACTION_DOWN;
         sp<InputWindowHandle> newTouchedWindowHandle =
-                findTouchedWindowAtLocked(displayId, x, y, isDown /*addOutsideTargets*/,
-                                          true /*addPortalWindows*/);
+                findTouchedWindowAtLocked(displayId, x, y, &tempTouchState,
+                                          isDown /*addOutsideTargets*/, true /*addPortalWindows*/);
 
         std::vector<TouchedMonitor> newGestureMonitors = isDown
-                ? findTouchedGestureMonitorsLocked(displayId, mTempTouchState.portalWindows)
+                ? findTouchedGestureMonitorsLocked(displayId, tempTouchState.portalWindows)
                 : std::vector<TouchedMonitor>{};
 
         // Figure out whether splitting will be allowed for this window.
@@ -1571,7 +1573,7 @@
         // Handle the case where we did not find a window.
         if (newTouchedWindowHandle == nullptr) {
             // Try to assign the pointer to the first foreground window we find, if there is one.
-            newTouchedWindowHandle = mTempTouchState.getFirstForegroundWindowHandle();
+            newTouchedWindowHandle = tempTouchState.getFirstForegroundWindowHandle();
         }
 
         if (newTouchedWindowHandle == nullptr && newGestureMonitors.empty()) {
@@ -1607,15 +1609,15 @@
                 uint32_t pointerId = entry.pointerProperties[pointerIndex].id;
                 pointerIds.markBit(pointerId);
             }
-            mTempTouchState.addOrUpdateWindow(newTouchedWindowHandle, targetFlags, pointerIds);
+            tempTouchState.addOrUpdateWindow(newTouchedWindowHandle, targetFlags, pointerIds);
         }
 
-        mTempTouchState.addGestureMonitors(newGestureMonitors);
+        tempTouchState.addGestureMonitors(newGestureMonitors);
     } else {
         /* Case 2: Pointer move, up, cancel or non-splittable pointer down. */
 
         // If the pointer is not currently down, then ignore the event.
-        if (!mTempTouchState.down) {
+        if (!tempTouchState.down) {
             if (DEBUG_FOCUS) {
                 ALOGD("Dropping event because the pointer is not down or we previously "
                       "dropped the pointer down event in display %" PRId32,
@@ -1627,14 +1629,14 @@
 
         // Check whether touches should slip outside of the current foreground window.
         if (maskedAction == AMOTION_EVENT_ACTION_MOVE && entry.pointerCount == 1 &&
-            mTempTouchState.isSlippery()) {
+            tempTouchState.isSlippery()) {
             int32_t x = int32_t(entry.pointerCoords[0].getAxisValue(AMOTION_EVENT_AXIS_X));
             int32_t y = int32_t(entry.pointerCoords[0].getAxisValue(AMOTION_EVENT_AXIS_Y));
 
             sp<InputWindowHandle> oldTouchedWindowHandle =
-                    mTempTouchState.getFirstForegroundWindowHandle();
+                    tempTouchState.getFirstForegroundWindowHandle();
             sp<InputWindowHandle> newTouchedWindowHandle =
-                    findTouchedWindowAtLocked(displayId, x, y);
+                    findTouchedWindowAtLocked(displayId, x, y, &tempTouchState);
             if (oldTouchedWindowHandle != newTouchedWindowHandle &&
                 oldTouchedWindowHandle != nullptr && newTouchedWindowHandle != nullptr) {
                 if (DEBUG_FOCUS) {
@@ -1643,9 +1645,9 @@
                           newTouchedWindowHandle->getName().c_str(), displayId);
                 }
                 // Make a slippery exit from the old window.
-                mTempTouchState.addOrUpdateWindow(oldTouchedWindowHandle,
-                                                  InputTarget::FLAG_DISPATCH_AS_SLIPPERY_EXIT,
-                                                  BitSet32(0));
+                tempTouchState.addOrUpdateWindow(oldTouchedWindowHandle,
+                                                 InputTarget::FLAG_DISPATCH_AS_SLIPPERY_EXIT,
+                                                 BitSet32(0));
 
                 // Make a slippery entrance into the new window.
                 if (newTouchedWindowHandle->getInfo()->supportsSplitTouch()) {
@@ -1665,7 +1667,7 @@
                 if (isSplit) {
                     pointerIds.markBit(entry.pointerProperties[0].id);
                 }
-                mTempTouchState.addOrUpdateWindow(newTouchedWindowHandle, targetFlags, pointerIds);
+                tempTouchState.addOrUpdateWindow(newTouchedWindowHandle, targetFlags, pointerIds);
             }
         }
     }
@@ -1677,9 +1679,8 @@
             ALOGD("Sending hover exit event to window %s.",
                   mLastHoverWindowHandle->getName().c_str());
 #endif
-            mTempTouchState.addOrUpdateWindow(mLastHoverWindowHandle,
-                                              InputTarget::FLAG_DISPATCH_AS_HOVER_EXIT,
-                                              BitSet32(0));
+            tempTouchState.addOrUpdateWindow(mLastHoverWindowHandle,
+                                             InputTarget::FLAG_DISPATCH_AS_HOVER_EXIT, BitSet32(0));
         }
 
         // Let the new window know that the hover sequence is starting.
@@ -1688,9 +1689,9 @@
             ALOGD("Sending hover enter event to window %s.",
                   newHoverWindowHandle->getName().c_str());
 #endif
-            mTempTouchState.addOrUpdateWindow(newHoverWindowHandle,
-                                              InputTarget::FLAG_DISPATCH_AS_HOVER_ENTER,
-                                              BitSet32(0));
+            tempTouchState.addOrUpdateWindow(newHoverWindowHandle,
+                                             InputTarget::FLAG_DISPATCH_AS_HOVER_ENTER,
+                                             BitSet32(0));
         }
     }
 
@@ -1698,7 +1699,7 @@
     // is at least one touched foreground window.
     {
         bool haveForegroundWindow = false;
-        for (const TouchedWindow& touchedWindow : mTempTouchState.windows) {
+        for (const TouchedWindow& touchedWindow : tempTouchState.windows) {
             if (touchedWindow.targetFlags & InputTarget::FLAG_FOREGROUND) {
                 haveForegroundWindow = true;
                 if (!checkInjectionPermission(touchedWindow.windowHandle, entry.injectionState)) {
@@ -1708,13 +1709,11 @@
                 }
             }
         }
-        bool hasGestureMonitor = !mTempTouchState.gestureMonitors.empty();
+        bool hasGestureMonitor = !tempTouchState.gestureMonitors.empty();
         if (!haveForegroundWindow && !hasGestureMonitor) {
-            if (DEBUG_FOCUS) {
-                ALOGD("Dropping event because there is no touched foreground window in display "
-                      "%" PRId32 " or gesture monitor to receive it.",
-                      displayId);
-            }
+            ALOGI("Dropping event because there is no touched foreground window in display "
+                  "%" PRId32 " or gesture monitor to receive it.",
+                  displayId);
             injectionResult = INPUT_EVENT_INJECTION_FAILED;
             goto Failed;
         }
@@ -1727,16 +1726,16 @@
     // set the policy flag that we will not reveal coordinate information to this window.
     if (maskedAction == AMOTION_EVENT_ACTION_DOWN) {
         sp<InputWindowHandle> foregroundWindowHandle =
-                mTempTouchState.getFirstForegroundWindowHandle();
+                tempTouchState.getFirstForegroundWindowHandle();
         if (foregroundWindowHandle) {
             const int32_t foregroundWindowUid = foregroundWindowHandle->getInfo()->ownerUid;
-            for (const TouchedWindow& touchedWindow : mTempTouchState.windows) {
+            for (const TouchedWindow& touchedWindow : tempTouchState.windows) {
                 if (touchedWindow.targetFlags & InputTarget::FLAG_DISPATCH_AS_OUTSIDE) {
                     sp<InputWindowHandle> inputWindowHandle = touchedWindow.windowHandle;
                     if (inputWindowHandle->getInfo()->ownerUid != foregroundWindowUid) {
-                        mTempTouchState.addOrUpdateWindow(inputWindowHandle,
-                                                          InputTarget::FLAG_ZERO_COORDS,
-                                                          BitSet32(0));
+                        tempTouchState.addOrUpdateWindow(inputWindowHandle,
+                                                         InputTarget::FLAG_ZERO_COORDS,
+                                                         BitSet32(0));
                     }
                 }
             }
@@ -1744,7 +1743,7 @@
     }
 
     // Ensure all touched foreground windows are ready for new input.
-    for (const TouchedWindow& touchedWindow : mTempTouchState.windows) {
+    for (const TouchedWindow& touchedWindow : tempTouchState.windows) {
         if (touchedWindow.targetFlags & InputTarget::FLAG_FOREGROUND) {
             // Check whether the window is ready for more input.
             std::string reason =
@@ -1767,7 +1766,7 @@
     // to View.onGenericMotionEvent to enable wallpapers to handle these events.
     if (maskedAction == AMOTION_EVENT_ACTION_DOWN) {
         sp<InputWindowHandle> foregroundWindowHandle =
-                mTempTouchState.getFirstForegroundWindowHandle();
+                tempTouchState.getFirstForegroundWindowHandle();
         if (foregroundWindowHandle && foregroundWindowHandle->getInfo()->hasWallpaper) {
             const std::vector<sp<InputWindowHandle>> windowHandles =
                     getWindowHandlesLocked(displayId);
@@ -1775,7 +1774,7 @@
                 const InputWindowInfo* info = windowHandle->getInfo();
                 if (info->displayId == displayId &&
                     windowHandle->getInfo()->layoutParamsType == InputWindowInfo::TYPE_WALLPAPER) {
-                    mTempTouchState
+                    tempTouchState
                             .addOrUpdateWindow(windowHandle,
                                                InputTarget::FLAG_WINDOW_IS_OBSCURED |
                                                        InputTarget::
@@ -1790,19 +1789,19 @@
     // Success!  Output targets.
     injectionResult = INPUT_EVENT_INJECTION_SUCCEEDED;
 
-    for (const TouchedWindow& touchedWindow : mTempTouchState.windows) {
+    for (const TouchedWindow& touchedWindow : tempTouchState.windows) {
         addWindowTargetLocked(touchedWindow.windowHandle, touchedWindow.targetFlags,
                               touchedWindow.pointerIds, inputTargets);
     }
 
-    for (const TouchedMonitor& touchedMonitor : mTempTouchState.gestureMonitors) {
+    for (const TouchedMonitor& touchedMonitor : tempTouchState.gestureMonitors) {
         addMonitoringTargetLocked(touchedMonitor.monitor, touchedMonitor.xOffset,
                                   touchedMonitor.yOffset, inputTargets);
     }
 
     // Drop the outside or hover touch windows since we will not care about them
     // in the next iteration.
-    mTempTouchState.filterNonAsIsTouchWindows();
+    tempTouchState.filterNonAsIsTouchWindows();
 
 Failed:
     // Check injection permission once and for all.
@@ -1833,17 +1832,17 @@
                     }
                     *outConflictingPointerActions = true;
                 }
-                mTempTouchState.reset();
+                tempTouchState.reset();
                 if (maskedAction == AMOTION_EVENT_ACTION_HOVER_ENTER ||
                     maskedAction == AMOTION_EVENT_ACTION_HOVER_MOVE) {
-                    mTempTouchState.deviceId = entry.deviceId;
-                    mTempTouchState.source = entry.source;
-                    mTempTouchState.displayId = displayId;
+                    tempTouchState.deviceId = entry.deviceId;
+                    tempTouchState.source = entry.source;
+                    tempTouchState.displayId = displayId;
                 }
             } else if (maskedAction == AMOTION_EVENT_ACTION_UP ||
                        maskedAction == AMOTION_EVENT_ACTION_CANCEL) {
                 // All pointers up or canceled.
-                mTempTouchState.reset();
+                tempTouchState.reset();
             } else if (maskedAction == AMOTION_EVENT_ACTION_DOWN) {
                 // First pointer went down.
                 if (oldState && oldState->down) {
@@ -1858,12 +1857,12 @@
                     int32_t pointerIndex = getMotionEventActionPointerIndex(action);
                     uint32_t pointerId = entry.pointerProperties[pointerIndex].id;
 
-                    for (size_t i = 0; i < mTempTouchState.windows.size();) {
-                        TouchedWindow& touchedWindow = mTempTouchState.windows[i];
+                    for (size_t i = 0; i < tempTouchState.windows.size();) {
+                        TouchedWindow& touchedWindow = tempTouchState.windows[i];
                         if (touchedWindow.targetFlags & InputTarget::FLAG_SPLIT) {
                             touchedWindow.pointerIds.clearBit(pointerId);
                             if (touchedWindow.pointerIds.isEmpty()) {
-                                mTempTouchState.windows.erase(mTempTouchState.windows.begin() + i);
+                                tempTouchState.windows.erase(tempTouchState.windows.begin() + i);
                                 continue;
                             }
                         }
@@ -1875,14 +1874,10 @@
             // Save changes unless the action was scroll in which case the temporary touch
             // state was only valid for this one action.
             if (maskedAction != AMOTION_EVENT_ACTION_SCROLL) {
-                if (mTempTouchState.displayId >= 0) {
-                    if (oldStateIndex >= 0) {
-                        mTouchStatesByDisplay.editValueAt(oldStateIndex).copyFrom(mTempTouchState);
-                    } else {
-                        mTouchStatesByDisplay.add(displayId, mTempTouchState);
-                    }
-                } else if (oldStateIndex >= 0) {
-                    mTouchStatesByDisplay.removeItemsAt(oldStateIndex);
+                if (tempTouchState.displayId >= 0) {
+                    mTouchStatesByDisplay[displayId] = tempTouchState;
+                } else {
+                    mTouchStatesByDisplay.erase(displayId);
                 }
             }
 
@@ -1896,8 +1891,6 @@
     }
 
 Unresponsive:
-    // Reset temporary touch state to ensure we release unnecessary references to input channels.
-    mTempTouchState.reset();
 
     nsecs_t timeSpentWaitingForApplication = getTimeSpentWaitingForApplicationLocked(currentTime);
     updateDispatchStatistics(currentTime, entry, injectionResult, timeSpentWaitingForApplication);
@@ -2027,7 +2020,7 @@
             break; // All future windows are below us. Exit early.
         }
         const InputWindowInfo* otherInfo = otherHandle->getInfo();
-          if (canBeObscuredBy(windowHandle, otherHandle) &&
+        if (canBeObscuredBy(windowHandle, otherHandle) &&
             otherInfo->frameContainsPoint(x, y)) {
             return true;
         }
@@ -2043,7 +2036,6 @@
         if (windowHandle == otherHandle) {
             break; // All future windows are below us. Exit early.
         }
-
         const InputWindowInfo* otherInfo = otherHandle->getInfo();
         if (canBeObscuredBy(windowHandle, otherHandle) &&
             otherInfo->overlaps(windowInfo)) {
@@ -3053,7 +3045,7 @@
         if (newKeyCode != AKEYCODE_UNKNOWN) {
             std::scoped_lock _l(mLock);
             struct KeyReplacement replacement = {keyCode, deviceId};
-            mReplacedKeys.add(replacement, newKeyCode);
+            mReplacedKeys[replacement] = newKeyCode;
             keyCode = newKeyCode;
             metaState &= ~(AMETA_META_ON | AMETA_META_LEFT_ON | AMETA_META_RIGHT_ON);
         }
@@ -3063,10 +3055,10 @@
         // even if the modifier was released between the down and the up events.
         std::scoped_lock _l(mLock);
         struct KeyReplacement replacement = {keyCode, deviceId};
-        ssize_t index = mReplacedKeys.indexOfKey(replacement);
-        if (index >= 0) {
-            keyCode = mReplacedKeys.valueAt(index);
-            mReplacedKeys.removeItemsAt(index);
+        auto replacementIt = mReplacedKeys.find(replacement);
+        if (replacementIt != mReplacedKeys.end()) {
+            keyCode = replacementIt->second;
+            mReplacedKeys.erase(replacementIt);
             metaState &= ~(AMETA_META_ON | AMETA_META_LEFT_ON | AMETA_META_RIGHT_ON);
         }
     }
@@ -3747,9 +3739,10 @@
         }
     }
 
-    ssize_t stateIndex = mTouchStatesByDisplay.indexOfKey(displayId);
-    if (stateIndex >= 0) {
-        TouchState& state = mTouchStatesByDisplay.editValueAt(stateIndex);
+    std::unordered_map<int32_t, TouchState>::iterator stateIt =
+            mTouchStatesByDisplay.find(displayId);
+    if (stateIt != mTouchStatesByDisplay.end()) {
+        TouchState& state = stateIt->second;
         for (size_t i = 0; i < state.windows.size();) {
             TouchedWindow& touchedWindow = state.windows[i];
             if (!hasWindowHandleLocked(touchedWindow.windowHandle)) {
@@ -3964,8 +3957,8 @@
         }
 
         bool found = false;
-        for (size_t d = 0; d < mTouchStatesByDisplay.size(); d++) {
-            TouchState& state = mTouchStatesByDisplay.editValueAt(d);
+        for (std::pair<const int32_t, TouchState>& pair : mTouchStatesByDisplay) {
+            TouchState& state = pair.second;
             for (size_t i = 0; i < state.windows.size(); i++) {
                 const TouchedWindow& touchedWindow = state.windows[i];
                 if (touchedWindow.windowHandle == fromWindowHandle) {
@@ -4078,10 +4071,10 @@
         dump += StringPrintf(INDENT "FocusedWindows: <none>\n");
     }
 
-    if (!mTouchStatesByDisplay.isEmpty()) {
+    if (!mTouchStatesByDisplay.empty()) {
         dump += StringPrintf(INDENT "TouchStatesByDisplay:\n");
-        for (size_t i = 0; i < mTouchStatesByDisplay.size(); i++) {
-            const TouchState& state = mTouchStatesByDisplay.valueAt(i);
+        for (const std::pair<int32_t, TouchState>& pair : mTouchStatesByDisplay) {
+            const TouchState& state = pair.second;
             dump += StringPrintf(INDENT2 "%d: down=%s, split=%s, deviceId=%d, source=0x%08x\n",
                                  state.displayId, toString(state.down), toString(state.split),
                                  state.deviceId, state.source);
@@ -4143,6 +4136,9 @@
                     dump += StringPrintf(", ownerPid=%d, ownerUid=%d, dispatchingTimeout=%0.3fms\n",
                                          windowInfo->ownerPid, windowInfo->ownerUid,
                                          windowInfo->dispatchingTimeout / 1000000.0);
+                    dump += StringPrintf(INDENT4 "    flags: %s\n",
+                                         inputWindowFlagsToString(windowInfo->layoutParamsFlags)
+                                                 .c_str());
                 }
             } else {
                 dump += INDENT2 "Windows: <none>\n";
@@ -4204,12 +4200,12 @@
         dump += INDENT "InboundQueue: <empty>\n";
     }
 
-    if (!mReplacedKeys.isEmpty()) {
+    if (!mReplacedKeys.empty()) {
         dump += INDENT "ReplacedKeys:\n";
-        for (size_t i = 0; i < mReplacedKeys.size(); i++) {
-            const KeyReplacement& replacement = mReplacedKeys.keyAt(i);
-            int32_t newKeyCode = mReplacedKeys.valueAt(i);
-            dump += StringPrintf(INDENT2 "%zu: originalKeyCode=%d, deviceId=%d, newKeyCode=%d\n", i,
+        for (const std::pair<KeyReplacement, int32_t>& pair : mReplacedKeys) {
+            const KeyReplacement& replacement = pair.first;
+            int32_t newKeyCode = pair.second;
+            dump += StringPrintf(INDENT2 "originalKeyCode=%d, deviceId=%d -> newKeyCode=%d\n",
                                  replacement.keyCode, replacement.deviceId, newKeyCode);
         }
     } else {
@@ -4426,13 +4422,14 @@
         }
         int32_t displayId = foundDisplayId.value();
 
-        ssize_t stateIndex = mTouchStatesByDisplay.indexOfKey(displayId);
-        if (stateIndex < 0) {
+        std::unordered_map<int32_t, TouchState>::iterator stateIt =
+                mTouchStatesByDisplay.find(displayId);
+        if (stateIt == mTouchStatesByDisplay.end()) {
             ALOGW("Failed to pilfer pointers: no pointers on display %" PRId32 ".", displayId);
             return BAD_VALUE;
         }
 
-        TouchState& state = mTouchStatesByDisplay.editValueAt(stateIndex);
+        TouchState& state = stateIt->second;
         std::optional<int32_t> foundDeviceId;
         for (const TouchedMonitor& touchedMonitor : state.gestureMonitors) {
             if (touchedMonitor.monitor.inputChannel->getConnectionToken() == token) {
diff --git a/services/inputflinger/dispatcher/InputDispatcher.h b/services/inputflinger/dispatcher/InputDispatcher.h
index 670d0e1..4f950a2 100644
--- a/services/inputflinger/dispatcher/InputDispatcher.h
+++ b/services/inputflinger/dispatcher/InputDispatcher.h
@@ -191,6 +191,7 @@
     EventEntry* mNextUnblockedEvent GUARDED_BY(mLock);
 
     sp<InputWindowHandle> findTouchedWindowAtLocked(int32_t displayId, int32_t x, int32_t y,
+                                                    TouchState* touchState,
                                                     bool addOutsideTargets = false,
                                                     bool addPortalWindows = false) REQUIRES(mLock);
 
@@ -251,12 +252,14 @@
         bool operator==(const KeyReplacement& rhs) const {
             return keyCode == rhs.keyCode && deviceId == rhs.deviceId;
         }
-        bool operator<(const KeyReplacement& rhs) const {
-            return keyCode != rhs.keyCode ? keyCode < rhs.keyCode : deviceId < rhs.deviceId;
+    };
+    struct KeyReplacementHash {
+        size_t operator()(const KeyReplacement& key) const {
+            return std::hash<int32_t>()(key.keyCode) ^ (std::hash<int32_t>()(key.deviceId) << 1);
         }
     };
     // Maps the key code replaced, device id tuple to the key code it was replaced with
-    KeyedVector<KeyReplacement, int32_t> mReplacedKeys GUARDED_BY(mLock);
+    std::unordered_map<KeyReplacement, int32_t, KeyReplacementHash> mReplacedKeys GUARDED_BY(mLock);
     // Process certain Meta + Key combinations
     void accelerateMetaShortcuts(const int32_t deviceId, const int32_t action, int32_t& keyCode,
                                  int32_t& metaState);
@@ -304,8 +307,7 @@
     std::unordered_map<int32_t, sp<InputWindowHandle>> mFocusedWindowHandlesByDisplay
             GUARDED_BY(mLock);
 
-    KeyedVector<int32_t, TouchState> mTouchStatesByDisplay GUARDED_BY(mLock);
-    TouchState mTempTouchState GUARDED_BY(mLock);
+    std::unordered_map<int32_t, TouchState> mTouchStatesByDisplay GUARDED_BY(mLock);
 
     // Focused applications.
     std::unordered_map<int32_t, sp<InputApplicationHandle>> mFocusedApplicationHandlesByDisplay
@@ -372,11 +374,8 @@
                                            nsecs_t* nextWakeupTime,
                                            bool* outConflictingPointerActions) REQUIRES(mLock);
     std::vector<TouchedMonitor> findTouchedGestureMonitorsLocked(
-            int32_t displayId, const std::vector<sp<InputWindowHandle>>& portalWindows)
+            int32_t displayId, const std::vector<sp<InputWindowHandle>>& portalWindows) const
             REQUIRES(mLock);
-    void addGestureMonitors(const std::vector<Monitor>& monitors,
-                            std::vector<TouchedMonitor>& outTouchedMonitors, float xOffset = 0,
-                            float yOffset = 0);
 
     void addWindowTargetLocked(const sp<InputWindowHandle>& windowHandle, int32_t targetFlags,
                                BitSet32 pointerIds, std::vector<InputTarget>& inputTargets)
diff --git a/services/inputflinger/host/Android.bp b/services/inputflinger/host/Android.bp
index cbe0190..b56f356 100644
--- a/services/inputflinger/host/Android.bp
+++ b/services/inputflinger/host/Android.bp
@@ -21,6 +21,7 @@
         "InputHost.cpp",
     ],
 
+    header_libs: ["jni_headers"],
     shared_libs: [
         "libbinder",
         "libcrypto",
@@ -42,6 +43,7 @@
         //-fvisibility=hidden
     ],
 
+    export_header_lib_headers: ["jni_headers"],
     export_include_dirs: ["."],
 }
 
diff --git a/services/powermanager/Android.bp b/services/powermanager/Android.bp
index b0d3e3b..ec3dfc8 100644
--- a/services/powermanager/Android.bp
+++ b/services/powermanager/Android.bp
@@ -2,9 +2,14 @@
     name: "libpowermanager",
 
     srcs: [
-        "IPowerManager.cpp",
-        "Temperature.cpp",
+        "BatterySaverPolicyConfig.cpp",
         "CoolingDevice.cpp",
+        "PowerHalController.cpp",
+        "PowerHalLoader.cpp",
+        "PowerHalWrapper.cpp",
+        "PowerSaveState.cpp",
+        "Temperature.cpp",
+        "WorkSource.cpp",
         ":libpowermanager_aidl",
     ],
 
@@ -17,9 +22,13 @@
     },
 
     shared_libs: [
-        "libutils",
         "libbinder",
-        "liblog"
+        "libhidlbase",
+        "liblog",
+        "libutils",
+        "android.hardware.power@1.0",
+        "android.hardware.power@1.1",
+        "android.hardware.power-cpp",
     ],
 
     cflags: [
@@ -34,22 +43,3 @@
          "include",
     ],
 }
-
-cc_test {
-    name: "thermalmanager-test",
-    srcs: ["IThermalManagerTest.cpp",
-          ],
-    cflags: [
-        "-Wall",
-        "-Werror",
-        "-Wextra",
-    ],
-    shared_libs: [
-        "libbase",
-        "libhidlbase",
-        "liblog",
-        "libpowermanager",
-        "libbinder",
-        "libutils",
-    ],
-}
diff --git a/services/powermanager/BatterySaverPolicyConfig.cpp b/services/powermanager/BatterySaverPolicyConfig.cpp
new file mode 100644
index 0000000..ee55b6b
--- /dev/null
+++ b/services/powermanager/BatterySaverPolicyConfig.cpp
@@ -0,0 +1,112 @@
+/*
+ * Copyright (C) 2020 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 "BatterySaverPolicyConfig"
+
+#include <android/BatterySaverPolicyConfig.h>
+#include <binder/Parcel.h>
+#include <utils/Log.h>
+
+namespace android::os {
+
+status_t BatterySaverPolicyConfig::readDeviceSpecificSettings(const android::Parcel *parcel) {
+    int32_t num = 0;
+    status_t ret = parcel->readInt32(&num);
+    if (ret != OK) {
+        return ret;
+    }
+    for (int i = 0; i < num; i++) {
+        String16 key, val;
+        ret = parcel->readString16(&key) ?:
+              parcel->readString16(&val);
+        if (ret != OK) {
+           return ret;
+        }
+        mDeviceSpecificSettings.emplace_back(key, val);
+    }
+    return ret;
+}
+
+status_t BatterySaverPolicyConfig::readFromParcel(const android::Parcel *parcel) {
+    if (parcel == nullptr) {
+        ALOGE("%s: Null parcel", __func__);
+        return BAD_VALUE;
+    }
+
+    return parcel->readFloat(&mAdjustBrightnessFactor)
+        ?: parcel->readBool(&mAdvertiseIsEnabled)
+        ?: parcel->readBool(&mDeferFullBackup)
+        ?: parcel->readBool(&mDeferKeyValueBackup)
+        ?: readDeviceSpecificSettings(parcel)
+        ?: parcel->readBool(&mDisableAnimation)
+        ?: parcel->readBool(&mDisableAod)
+        ?: parcel->readBool(&mDisableLaunchBoost)
+        ?: parcel->readBool(&mDisableOptionalSensors)
+        ?: parcel->readBool(&mDisableSoundTrigger)
+        ?: parcel->readBool(&mDisableVibration)
+        ?: parcel->readBool(&mEnableAdjustBrightness)
+        ?: parcel->readBool(&mEnableDataSaver)
+        ?: parcel->readBool(&mEnableFirewall)
+        ?: parcel->readBool(&mEnableNightMode)
+        ?: parcel->readBool(&mEnableQuickDoze)
+        ?: parcel->readBool(&mForceAllAppsStandby)
+        ?: parcel->readBool(&mForceBackgroundCheck)
+        ?: parcel->readInt32(reinterpret_cast<int32_t *>(&mLocationMode));
+}
+
+status_t BatterySaverPolicyConfig::writeDeviceSpecificSettings(android::Parcel *parcel) const {
+    status_t ret = parcel->writeInt32(mDeviceSpecificSettings.size());
+    if (ret != OK) {
+        return ret;
+    }
+    for (auto& settings : mDeviceSpecificSettings) {
+        ret = parcel->writeString16(settings.first) ?:
+              parcel->writeString16(settings.second);
+        if (ret != OK) {
+           return ret;
+        }
+    }
+    return ret;
+}
+
+status_t BatterySaverPolicyConfig::writeToParcel(android::Parcel *parcel) const {
+    if (parcel == nullptr) {
+        ALOGE("%s: Null parcel", __func__);
+        return BAD_VALUE;
+    }
+
+    return parcel->writeFloat(mAdjustBrightnessFactor)
+        ?: parcel->writeBool(mAdvertiseIsEnabled)
+        ?: parcel->writeBool(mDeferFullBackup)
+        ?: parcel->writeBool(mDeferKeyValueBackup)
+        ?: writeDeviceSpecificSettings(parcel)
+        ?: parcel->writeBool(mDisableAnimation)
+        ?: parcel->writeBool(mDisableAod)
+        ?: parcel->writeBool(mDisableLaunchBoost)
+        ?: parcel->writeBool(mDisableOptionalSensors)
+        ?: parcel->writeBool(mDisableSoundTrigger)
+        ?: parcel->writeBool(mDisableVibration)
+        ?: parcel->writeBool(mEnableAdjustBrightness)
+        ?: parcel->writeBool(mEnableDataSaver)
+        ?: parcel->writeBool(mEnableFirewall)
+        ?: parcel->writeBool(mEnableNightMode)
+        ?: parcel->writeBool(mEnableQuickDoze)
+        ?: parcel->writeBool(mForceAllAppsStandby)
+        ?: parcel->writeBool(mForceBackgroundCheck)
+        ?: parcel->writeInt32(static_cast<int32_t>(mLocationMode));
+}
+
+} // namespace android::os
diff --git a/services/powermanager/IPowerManager.cpp b/services/powermanager/IPowerManager.cpp
deleted file mode 100644
index ea3a831..0000000
--- a/services/powermanager/IPowerManager.cpp
+++ /dev/null
@@ -1,142 +0,0 @@
-/*
- * Copyright (C) 2011 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 "IPowerManager"
-//#define LOG_NDEBUG 0
-#include <utils/Log.h>
-
-#include <stdint.h>
-#include <sys/types.h>
-
-#include <binder/Parcel.h>
-
-#include <powermanager/IPowerManager.h>
-
-namespace android {
-
-class BpPowerManager : public BpInterface<IPowerManager>
-{
-public:
-    explicit BpPowerManager(const sp<IBinder>& impl)
-        : BpInterface<IPowerManager>(impl)
-    {
-    }
-
-    virtual status_t acquireWakeLock(int flags, const sp<IBinder>& lock, const String16& tag,
-            const String16& packageName, bool isOneWay)
-    {
-        Parcel data, reply;
-        data.writeInterfaceToken(IPowerManager::getInterfaceDescriptor());
-
-        data.writeStrongBinder(lock);
-        data.writeInt32(flags);
-        data.writeString16(tag);
-        data.writeString16(packageName);
-        data.writeInt32(0); // no WorkSource
-        data.writeString16(NULL, 0); // no history tag
-        return remote()->transact(ACQUIRE_WAKE_LOCK, data, &reply,
-                isOneWay ? IBinder::FLAG_ONEWAY : 0);
-    }
-
-    virtual status_t acquireWakeLockWithUid(int flags, const sp<IBinder>& lock, const String16& tag,
-            const String16& packageName, int uid, bool isOneWay)
-    {
-        Parcel data, reply;
-        data.writeInterfaceToken(IPowerManager::getInterfaceDescriptor());
-
-        data.writeStrongBinder(lock);
-        data.writeInt32(flags);
-        data.writeString16(tag);
-        data.writeString16(packageName);
-        data.writeInt32(uid); // uid to blame for the work
-        return remote()->transact(ACQUIRE_WAKE_LOCK_UID, data, &reply,
-                isOneWay ? IBinder::FLAG_ONEWAY : 0);
-    }
-
-    virtual status_t releaseWakeLock(const sp<IBinder>& lock, int flags, bool isOneWay)
-    {
-        Parcel data, reply;
-        data.writeInterfaceToken(IPowerManager::getInterfaceDescriptor());
-        data.writeStrongBinder(lock);
-        data.writeInt32(flags);
-        return remote()->transact(RELEASE_WAKE_LOCK, data, &reply,
-                isOneWay ? IBinder::FLAG_ONEWAY : 0);
-    }
-
-    virtual status_t updateWakeLockUids(const sp<IBinder>& lock, int len, const int *uids,
-            bool isOneWay) {
-        Parcel data, reply;
-        data.writeInterfaceToken(IPowerManager::getInterfaceDescriptor());
-        data.writeStrongBinder(lock);
-        data.writeInt32Array(len, uids);
-        return remote()->transact(UPDATE_WAKE_LOCK_UIDS, data, &reply,
-                isOneWay ? IBinder::FLAG_ONEWAY : 0);
-    }
-
-    virtual status_t powerHint(int hintId, int param)
-    {
-        Parcel data, reply;
-        data.writeInterfaceToken(IPowerManager::getInterfaceDescriptor());
-        data.writeInt32(hintId);
-        data.writeInt32(param);
-        // This FLAG_ONEWAY is in the .aidl, so there is no way to disable it
-        return remote()->transact(POWER_HINT, data, &reply, IBinder::FLAG_ONEWAY);
-    }
-
-    virtual status_t goToSleep(int64_t event_time_ms, int reason, int flags)
-    {
-        Parcel data, reply;
-        data.writeInterfaceToken(IPowerManager::getInterfaceDescriptor());
-        data.writeInt64(event_time_ms);
-        data.writeInt32(reason);
-        data.writeInt32(flags);
-        return remote()->transact(GO_TO_SLEEP, data, &reply, 0);
-    }
-
-    virtual status_t reboot(bool confirm, const String16& reason, bool wait)
-    {
-        Parcel data, reply;
-        data.writeInterfaceToken(IPowerManager::getInterfaceDescriptor());
-        data.writeInt32(confirm);
-        data.writeString16(reason);
-        data.writeInt32(wait);
-        return remote()->transact(REBOOT, data, &reply, 0);
-    }
-
-    virtual status_t shutdown(bool confirm, const String16& reason, bool wait)
-    {
-        Parcel data, reply;
-        data.writeInterfaceToken(IPowerManager::getInterfaceDescriptor());
-        data.writeInt32(confirm);
-        data.writeString16(reason);
-        data.writeInt32(wait);
-        return remote()->transact(SHUTDOWN, data, &reply, 0);
-    }
-
-    virtual status_t crash(const String16& message)
-    {
-        Parcel data, reply;
-        data.writeInterfaceToken(IPowerManager::getInterfaceDescriptor());
-        data.writeString16(message);
-        return remote()->transact(CRASH, data, &reply, 0);
-    }
-};
-
-IMPLEMENT_META_INTERFACE(PowerManager, "android.os.IPowerManager");
-
-// ----------------------------------------------------------------------------
-
-}; // namespace android
diff --git a/services/powermanager/PowerHalController.cpp b/services/powermanager/PowerHalController.cpp
new file mode 100644
index 0000000..d26d582
--- /dev/null
+++ b/services/powermanager/PowerHalController.cpp
@@ -0,0 +1,99 @@
+/*
+ * Copyright (C) 2020 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 "PowerHalController"
+#include <utils/Log.h>
+
+#include <android/hardware/power/1.1/IPower.h>
+#include <android/hardware/power/Boost.h>
+#include <android/hardware/power/IPower.h>
+#include <android/hardware/power/Mode.h>
+
+#include <powermanager/PowerHalController.h>
+#include <powermanager/PowerHalLoader.h>
+
+using android::hardware::power::Boost;
+using android::hardware::power::Mode;
+
+namespace android {
+
+// -------------------------------------------------------------------------------------------------
+
+std::unique_ptr<PowerHalWrapper> PowerHalConnector::connect() {
+    sp<IPowerAidl> halAidl = PowerHalLoader::loadAidl();
+    if (halAidl) {
+        return std::make_unique<AidlPowerHalWrapper>(halAidl);
+    }
+    sp<IPowerV1_0> halHidlV1_0 = PowerHalLoader::loadHidlV1_0();
+    sp<IPowerV1_1> halHidlV1_1 = PowerHalLoader::loadHidlV1_1();
+    if (halHidlV1_1) {
+        return std::make_unique<HidlPowerHalWrapperV1_1>(halHidlV1_0, halHidlV1_1);
+    }
+    if (halHidlV1_0) {
+        return std::make_unique<HidlPowerHalWrapperV1_0>(halHidlV1_0);
+    }
+    return nullptr;
+}
+
+void PowerHalConnector::reset() {
+    PowerHalLoader::unloadAll();
+}
+
+// -------------------------------------------------------------------------------------------------
+
+void PowerHalController::init() {
+    initHal();
+}
+
+// Check validity of current handle to the power HAL service, and create a new one if necessary.
+std::shared_ptr<PowerHalWrapper> PowerHalController::initHal() {
+    std::lock_guard<std::mutex> lock(mConnectedHalMutex);
+    if (mConnectedHal == nullptr) {
+        mConnectedHal = mHalConnector->connect();
+        if (mConnectedHal == nullptr) {
+            // Unable to connect to Power HAL service. Fallback to default.
+            return mDefaultHal;
+        }
+    }
+    return mConnectedHal;
+}
+
+// Check if a call to Power HAL function failed; if so, log the failure and invalidate the
+// current Power HAL handle.
+PowerHalResult PowerHalController::processHalResult(PowerHalResult result, const char* fnName) {
+    if (result == PowerHalResult::FAILED) {
+        ALOGE("%s() failed: power HAL service not available.", fnName);
+        std::lock_guard<std::mutex> lock(mConnectedHalMutex);
+        // Drop Power HAL handle. This will force future api calls to reconnect.
+        mConnectedHal = nullptr;
+        mHalConnector->reset();
+    }
+    return result;
+}
+
+PowerHalResult PowerHalController::setBoost(Boost boost, int32_t durationMs) {
+    std::shared_ptr<PowerHalWrapper> handle = initHal();
+    auto result = handle->setBoost(boost, durationMs);
+    return processHalResult(result, "setBoost");
+}
+
+PowerHalResult PowerHalController::setMode(Mode mode, bool enabled) {
+    std::shared_ptr<PowerHalWrapper> handle = initHal();
+    auto result = handle->setMode(mode, enabled);
+    return processHalResult(result, "setMode");
+}
+
+}; // namespace android
diff --git a/services/powermanager/PowerHalLoader.cpp b/services/powermanager/PowerHalLoader.cpp
new file mode 100644
index 0000000..3ae5384
--- /dev/null
+++ b/services/powermanager/PowerHalLoader.cpp
@@ -0,0 +1,94 @@
+/*
+ * Copyright (C) 2020 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 "PowerHalLoader"
+
+#include <android/hardware/power/1.1/IPower.h>
+#include <android/hardware/power/IPower.h>
+#include <binder/IServiceManager.h>
+#include <hardware/power.h>
+#include <hardware_legacy/power.h>
+
+#include <powermanager/PowerHalLoader.h>
+
+using IPowerV1_1 = android::hardware::power::V1_1::IPower;
+using IPowerV1_0 = android::hardware::power::V1_0::IPower;
+using IPowerAidl = android::hardware::power::IPower;
+
+namespace android {
+
+// -------------------------------------------------------------------------------------------------
+
+template <typename T, typename F>
+sp<T> loadHal(bool& exists, sp<T>& hal, F& loadFn, const char* halName) {
+    if (!exists) {
+        return nullptr;
+    }
+    if (hal) {
+        return hal;
+    }
+    hal = loadFn();
+    if (hal) {
+        ALOGV("Successfully connected to Power HAL %s service.", halName);
+    } else {
+        ALOGV("Power HAL %s service not available.", halName);
+        exists = false;
+    }
+    return hal;
+}
+
+// -------------------------------------------------------------------------------------------------
+
+std::mutex PowerHalLoader::gHalMutex;
+sp<IPowerAidl> PowerHalLoader::gHalAidl = nullptr;
+sp<IPowerV1_0> PowerHalLoader::gHalHidlV1_0 = nullptr;
+sp<IPowerV1_1> PowerHalLoader::gHalHidlV1_1 = nullptr;
+
+void PowerHalLoader::unloadAll() {
+    std::lock_guard<std::mutex> lock(gHalMutex);
+    gHalAidl = nullptr;
+    gHalHidlV1_0 = nullptr;
+    gHalHidlV1_1 = nullptr;
+}
+
+sp<IPowerAidl> PowerHalLoader::loadAidl() {
+    std::lock_guard<std::mutex> lock(gHalMutex);
+    static bool gHalExists = true;
+    static auto loadFn = []() { return waitForVintfService<IPowerAidl>(); };
+    return loadHal<IPowerAidl>(gHalExists, gHalAidl, loadFn, "AIDL");
+}
+
+sp<IPowerV1_0> PowerHalLoader::loadHidlV1_0() {
+    std::lock_guard<std::mutex> lock(gHalMutex);
+    return loadHidlV1_0Locked();
+}
+
+sp<IPowerV1_1> PowerHalLoader::loadHidlV1_1() {
+    std::lock_guard<std::mutex> lock(gHalMutex);
+    static bool gHalExists = true;
+    static auto loadFn = []() { return IPowerV1_1::castFrom(loadHidlV1_0Locked()); };
+    return loadHal<IPowerV1_1>(gHalExists, gHalHidlV1_1, loadFn, "HIDL v1.1");
+}
+
+sp<IPowerV1_0> PowerHalLoader::loadHidlV1_0Locked() {
+    static bool gHalExists = true;
+    static auto loadFn = []() { return IPowerV1_0::getService(); };
+    return loadHal<IPowerV1_0>(gHalExists, gHalHidlV1_0, loadFn, "HIDL v1.0");
+}
+
+// -------------------------------------------------------------------------------------------------
+
+} // namespace android
diff --git a/services/powermanager/PowerHalWrapper.cpp b/services/powermanager/PowerHalWrapper.cpp
new file mode 100644
index 0000000..d959a2c
--- /dev/null
+++ b/services/powermanager/PowerHalWrapper.cpp
@@ -0,0 +1,172 @@
+/*
+ * Copyright (C) 2020 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 "PowerHalWrapper"
+#include <utils/Log.h>
+
+#include <android/hardware/power/Boost.h>
+#include <android/hardware/power/Mode.h>
+
+#include <powermanager/PowerHalWrapper.h>
+
+using android::hardware::power::Boost;
+using android::hardware::power::Mode;
+using android::hardware::power::V1_0::Feature;
+using android::hardware::power::V1_0::PowerHint;
+
+namespace android {
+
+// -------------------------------------------------------------------------------------------------
+
+PowerHalResult EmptyPowerHalWrapper::setBoost(Boost boost, int32_t durationMs) {
+    ALOGV("Skipped setBoost %s with duration %dms because Power HAL not available",
+        toString(boost).c_str(), durationMs);
+    return PowerHalResult::UNSUPPORTED;
+}
+
+PowerHalResult EmptyPowerHalWrapper::setMode(Mode mode, bool enabled) {
+    ALOGV("Skipped setMode %s to %s because Power HAL not available",
+        toString(mode).c_str(), enabled ? "true" : "false");
+    return PowerHalResult::UNSUPPORTED;
+}
+
+// -------------------------------------------------------------------------------------------------
+
+PowerHalResult HidlPowerHalWrapperV1_0::setBoost(Boost boost, int32_t durationMs) {
+    if (boost == Boost::INTERACTION) {
+        return sendPowerHint(PowerHint::INTERACTION, durationMs);
+    } else {
+        ALOGV("Skipped setBoost %s because Power HAL AIDL not available",
+            toString(boost).c_str());
+        return PowerHalResult::UNSUPPORTED;
+    }
+}
+
+PowerHalResult HidlPowerHalWrapperV1_0::setMode(Mode mode, bool enabled) {
+    uint32_t data = enabled ? 1 : 0;
+    switch (mode) {
+        case Mode::LAUNCH:
+            return sendPowerHint(PowerHint::LAUNCH, data);
+        case Mode::LOW_POWER:
+            return sendPowerHint(PowerHint::LOW_POWER, data);
+        case Mode::SUSTAINED_PERFORMANCE:
+            return sendPowerHint(PowerHint::SUSTAINED_PERFORMANCE, data);
+        case Mode::VR:
+            return sendPowerHint(PowerHint::VR_MODE, data);
+        case Mode::INTERACTIVE:
+            return setInteractive(enabled);
+        case Mode::DOUBLE_TAP_TO_WAKE:
+            return setFeature(Feature::POWER_FEATURE_DOUBLE_TAP_TO_WAKE, enabled);
+        default:
+            ALOGV("Skipped setMode %s because Power HAL AIDL not available",
+                toString(mode).c_str());
+            return PowerHalResult::UNSUPPORTED;
+    }
+}
+
+PowerHalResult HidlPowerHalWrapperV1_0::sendPowerHint(PowerHint hintId, uint32_t data) {
+    auto ret = handleV1_0->powerHint(hintId, data);
+    return ret.isOk() ? PowerHalResult::SUCCESSFUL : PowerHalResult::FAILED;
+}
+
+PowerHalResult HidlPowerHalWrapperV1_0::setInteractive(bool enabled) {
+    auto ret = handleV1_0->setInteractive(enabled);
+    return ret.isOk() ? PowerHalResult::SUCCESSFUL : PowerHalResult::FAILED;
+}
+
+PowerHalResult HidlPowerHalWrapperV1_0::setFeature(Feature feature, bool enabled) {
+    auto ret = handleV1_0->setFeature(feature, enabled);
+    return ret.isOk() ? PowerHalResult::SUCCESSFUL : PowerHalResult::FAILED;
+}
+
+// -------------------------------------------------------------------------------------------------
+
+PowerHalResult HidlPowerHalWrapperV1_1::sendPowerHint(PowerHint hintId, uint32_t data) {
+    auto ret = handleV1_1->powerHintAsync(hintId, data);
+    return ret.isOk() ? PowerHalResult::SUCCESSFUL : PowerHalResult::FAILED;
+}
+
+// -------------------------------------------------------------------------------------------------
+
+PowerHalResult AidlPowerHalWrapper::setBoost(Boost boost, int32_t durationMs) {
+    std::unique_lock<std::mutex> lock(mBoostMutex);
+    // Quick return if boost is not supported by HAL
+    if (boost > Boost::DISPLAY_UPDATE_IMMINENT ||
+        boostSupportedArray[static_cast<int32_t>(boost)] == PowerHalSupport::OFF) {
+        ALOGV("Skipped setBoost %s because Power HAL doesn't support it",
+            toString(boost).c_str());
+        return PowerHalResult::UNSUPPORTED;
+    }
+
+    if (boostSupportedArray[static_cast<int32_t>(boost)] == PowerHalSupport::UNKNOWN) {
+        bool isSupported = false;
+        auto isSupportedRet = handle->isBoostSupported(boost, &isSupported);
+        if (!isSupportedRet.isOk()) {
+            ALOGV("Skipped setBoost %s because Power HAL is not available to check support",
+                toString(boost).c_str());
+            return PowerHalResult::FAILED;
+        }
+
+        boostSupportedArray[static_cast<int32_t>(boost)] =
+            isSupported ? PowerHalSupport::ON : PowerHalSupport::OFF;
+        if (!isSupported) {
+            ALOGV("Skipped setBoost %s because Power HAL doesn't support it",
+                toString(boost).c_str());
+            return PowerHalResult::UNSUPPORTED;
+        }
+    }
+    lock.unlock();
+
+    auto ret = handle->setBoost(boost, durationMs);
+    return ret.isOk() ? PowerHalResult::SUCCESSFUL : PowerHalResult::FAILED;
+}
+
+PowerHalResult AidlPowerHalWrapper::setMode(Mode mode, bool enabled) {
+    std::unique_lock<std::mutex> lock(mModeMutex);
+    // Quick return if mode is not supported by HAL
+    if (mode > Mode::DISPLAY_INACTIVE ||
+        modeSupportedArray[static_cast<int32_t>(mode)] == PowerHalSupport::OFF) {
+        ALOGV("Skipped setMode %s because Power HAL doesn't support it",
+            toString(mode).c_str());
+        return PowerHalResult::UNSUPPORTED;
+    }
+
+    if (modeSupportedArray[static_cast<int32_t>(mode)] == PowerHalSupport::UNKNOWN) {
+        bool isSupported = false;
+        auto isSupportedRet = handle->isModeSupported(mode, &isSupported);
+        if (!isSupportedRet.isOk()) {
+            ALOGV("Skipped setMode %s because Power HAL is not available to check support",
+                toString(mode).c_str());
+            return PowerHalResult::FAILED;
+        }
+
+        modeSupportedArray[static_cast<int32_t>(mode)] =
+            isSupported ? PowerHalSupport::ON : PowerHalSupport::OFF;
+        if (!isSupported) {
+                ALOGV("Skipped setMode %s because Power HAL doesn't support it",
+                    toString(mode).c_str());
+                return PowerHalResult::UNSUPPORTED;
+        }
+    }
+    lock.unlock();
+
+    auto ret = handle->setMode(mode, enabled);
+    return ret.isOk() ? PowerHalResult::SUCCESSFUL : PowerHalResult::FAILED;
+}
+
+// -------------------------------------------------------------------------------------------------
+
+}; // namespace android
diff --git a/services/powermanager/PowerSaveState.cpp b/services/powermanager/PowerSaveState.cpp
new file mode 100644
index 0000000..6d1830a
--- /dev/null
+++ b/services/powermanager/PowerSaveState.cpp
@@ -0,0 +1,49 @@
+/*
+ * Copyright (C) 2020 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 "PowerSaveState"
+
+#include <android/PowerSaveState.h>
+#include <binder/Parcel.h>
+#include <utils/Log.h>
+
+namespace android::os {
+
+status_t PowerSaveState::readFromParcel(const android::Parcel *parcel) {
+    if (parcel == nullptr) {
+        ALOGE("%s: Null parcel", __func__);
+        return BAD_VALUE;
+    }
+
+    return parcel->readBool(&mBatterySaverEnabled)
+        ?: parcel->readBool(&mGlobalBatterySaverEnabled)
+        ?: parcel->readInt32(reinterpret_cast<int32_t *>(&mLocationMode))
+        ?: parcel->readFloat(&mBrightnessFactor);
+}
+
+status_t PowerSaveState::writeToParcel(android::Parcel *parcel) const {
+    if (parcel == nullptr) {
+        ALOGE("%s: Null parcel", __func__);
+        return BAD_VALUE;
+    }
+
+    return parcel->writeBool(mBatterySaverEnabled)
+        ?: parcel->writeBool(mGlobalBatterySaverEnabled)
+        ?: parcel->writeInt32(static_cast<int32_t>(mLocationMode))
+        ?: parcel->writeFloat(mBrightnessFactor);
+}
+
+} // namespace android::os
diff --git a/services/powermanager/TEST_MAPPING b/services/powermanager/TEST_MAPPING
new file mode 100644
index 0000000..9a67901
--- /dev/null
+++ b/services/powermanager/TEST_MAPPING
@@ -0,0 +1,10 @@
+{
+  "presubmit": [
+    {
+      "name": "powermanager_test"
+    },
+    {
+      "name": "thermalmanager_test"
+    }
+  ]
+}
diff --git a/services/powermanager/WorkSource.cpp b/services/powermanager/WorkSource.cpp
new file mode 100644
index 0000000..1006a06
--- /dev/null
+++ b/services/powermanager/WorkSource.cpp
@@ -0,0 +1,49 @@
+/*
+ * Copyright (C) 2020 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 "WorkSource"
+
+#include <android/WorkSource.h>
+#include <binder/Parcel.h>
+#include <utils/Log.h>
+
+namespace android::os {
+
+status_t WorkSource::readFromParcel(const android::Parcel *parcel) {
+    if (parcel == nullptr) {
+        ALOGE("%s: Null parcel", __func__);
+        return BAD_VALUE;
+    }
+    int32_t num;
+    status_t ret = parcel->readInt32(&num)
+                ?: parcel->readInt32Vector(&mUids)
+                ?: parcel->readString16Vector(&mNames);
+
+    return ret;
+}
+
+status_t WorkSource::writeToParcel(android::Parcel *parcel) const {
+    if (parcel == nullptr) {
+        ALOGE("%s: Null parcel", __func__);
+        return BAD_VALUE;
+    }
+
+    return parcel->writeInt32(mUids.size())
+        ?: parcel->writeInt32Vector(mUids)
+        ?: parcel->writeString16Vector(mNames);
+}
+
+} // namespace android::os
diff --git a/services/powermanager/include/android/BatterySaverPolicyConfig.h b/services/powermanager/include/android/BatterySaverPolicyConfig.h
new file mode 100644
index 0000000..728c8a0
--- /dev/null
+++ b/services/powermanager/include/android/BatterySaverPolicyConfig.h
@@ -0,0 +1,143 @@
+/*
+ * Copyright (C) 2020 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_OS_BATTERY_SAVER_POLICY_CONFIG_H
+#define ANDROID_OS_BATTERY_SAVER_POLICY_CONFIG_H
+
+#include <math.h>
+#include <binder/Parcelable.h>
+#include <utils/RefBase.h>
+
+namespace android::os {
+
+enum class LocationMode : int32_t;
+/**
+ * BatterySaverPolicyConfig is a structure of configs to set Battery Saver policy flags.
+ * This file needs to be kept in sync with
+ * frameworks/base/core/java/android/os/BatterySaverPolicyConfig.java
+ */
+struct BatterySaverPolicyConfig : public android::Parcelable {
+
+    BatterySaverPolicyConfig(float adjustBrightnessFactor = 1.0f,
+                             bool advertiseIsEnabled = false,
+                             bool deferFullBackup = false,
+                             bool deferKeyValueBackup = false,
+                             std::vector<std::pair<String16, String16>> deviceSpecificSettings = {},
+                             bool disableAnimation = false,
+                             bool disableAod = false,
+                             bool disableLaunchBoost = false,
+                             bool disableOptionalSensors = false,
+                             bool disableSoundTrigger = false,
+                             bool disableVibration = false,
+                             bool enableAdjustBrightness = false,
+                             bool enableDataSaver = false,
+                             bool enableFirewall = false,
+                             bool enableNightMode = false,
+                             bool enableQuickDoze = false,
+                             bool forceAllAppsStandby = false,
+                             bool forceBackgroundCheck = false,
+                             LocationMode locationMode = static_cast<LocationMode>(0))
+        : mAdjustBrightnessFactor(adjustBrightnessFactor),
+          mAdvertiseIsEnabled(advertiseIsEnabled),
+          mDeferFullBackup(deferFullBackup),
+          mDeferKeyValueBackup(deferKeyValueBackup),
+          mDeviceSpecificSettings(deviceSpecificSettings),
+          mDisableAnimation(disableAnimation),
+          mDisableAod(disableAod),
+          mDisableLaunchBoost(disableLaunchBoost),
+          mDisableOptionalSensors(disableOptionalSensors),
+          mDisableSoundTrigger(disableSoundTrigger),
+          mDisableVibration(disableVibration),
+          mEnableAdjustBrightness(enableAdjustBrightness),
+          mEnableDataSaver(enableDataSaver),
+          mEnableFirewall(enableFirewall),
+          mEnableNightMode(enableNightMode),
+          mEnableQuickDoze(enableQuickDoze),
+          mForceAllAppsStandby(forceAllAppsStandby),
+          mForceBackgroundCheck(forceBackgroundCheck),
+          mLocationMode(locationMode) {
+    }
+
+    status_t readFromParcel(const android::Parcel* parcel) override;
+    status_t writeToParcel(android::Parcel* parcel) const override;
+    bool operator == (const BatterySaverPolicyConfig &bsp) const {
+        return fabs(mAdjustBrightnessFactor - bsp.mAdjustBrightnessFactor) == 0.0f &&
+               mAdvertiseIsEnabled == bsp.mAdvertiseIsEnabled &&
+               mDeferFullBackup == bsp.mDeferFullBackup &&
+               mDeferKeyValueBackup == bsp.mDeferKeyValueBackup &&
+               mDeviceSpecificSettings == bsp.mDeviceSpecificSettings &&
+               mDisableAnimation == bsp.mDisableAnimation &&
+               mDisableAod == bsp.mDisableAod &&
+               mDisableLaunchBoost == bsp.mDisableLaunchBoost &&
+               mDisableOptionalSensors == bsp.mDisableOptionalSensors &&
+               mDisableSoundTrigger == bsp.mDisableSoundTrigger &&
+               mDisableVibration == bsp.mDisableVibration &&
+               mEnableAdjustBrightness == bsp.mEnableAdjustBrightness &&
+               mEnableDataSaver == bsp.mEnableDataSaver &&
+               mEnableFirewall == bsp.mEnableFirewall &&
+               mEnableNightMode == bsp.mEnableNightMode &&
+               mEnableQuickDoze == bsp.mEnableQuickDoze &&
+               mForceAllAppsStandby == bsp.mForceAllAppsStandby &&
+               mForceBackgroundCheck == bsp.mForceBackgroundCheck &&
+               mLocationMode == bsp.mLocationMode;
+    }
+
+private:
+    status_t readDeviceSpecificSettings(const android::Parcel *parcel);
+    status_t writeDeviceSpecificSettings(android::Parcel *parcel) const;
+    /** Adjust screen brightness factor */
+    float mAdjustBrightnessFactor;
+    /** Is advertise enabled */
+    bool mAdvertiseIsEnabled;
+    /** Defer full backup */
+    bool mDeferFullBackup;
+    /** Defer key value backup */
+    bool mDeferKeyValueBackup;
+    /** Device specific settings */
+    std::vector<std::pair<String16, String16>> mDeviceSpecificSettings;
+    /** Disable animation */
+    bool mDisableAnimation;
+    /** Disable Aod */
+    bool mDisableAod;
+    /** Disable launch boost */
+    bool mDisableLaunchBoost;
+    /** Disable optional sensors */
+    bool mDisableOptionalSensors;
+    /** Disable sound trigger */
+    bool mDisableSoundTrigger;
+    /** Disable vibration */
+    bool mDisableVibration;
+    /** Enable adjust brightness */
+    bool mEnableAdjustBrightness;
+    /** Enable data saver */
+    bool mEnableDataSaver;
+    /** Enable firewall */
+    bool mEnableFirewall;
+    /** Enable night mode */
+    bool mEnableNightMode;
+    /** Enable quick doze */
+    bool mEnableQuickDoze;
+    /** Force all Apps standby */
+    bool mForceAllAppsStandby;
+    /** Force Background check */
+    bool mForceBackgroundCheck;
+    /** Location mode */
+    LocationMode mLocationMode;
+};
+
+} // namespace android::os
+
+#endif /* ANDROID_OS_BATTERY_SAVER_POLICY_CONFIG_H */
diff --git a/services/powermanager/include/android/LocationMode.h b/services/powermanager/include/android/LocationMode.h
new file mode 100644
index 0000000..42933d4
--- /dev/null
+++ b/services/powermanager/include/android/LocationMode.h
@@ -0,0 +1,35 @@
+/*
+ * Copyright (C) 2020 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_OS_LOCATION_MODE_H
+#define ANDROID_OS_LOCATION_MODE_H
+
+namespace android::os {
+
+enum class LocationMode : int32_t {
+    NO_CHANGE = IPowerManager::LOCATION_MODE_NO_CHANGE,
+    GPS_DISABLED_WHEN_SCREEN_OFF = IPowerManager::LOCATION_MODE_GPS_DISABLED_WHEN_SCREEN_OFF,
+    ALL_DISABLED_WHEN_SCREEN_OFF = IPowerManager::LOCATION_MODE_ALL_DISABLED_WHEN_SCREEN_OFF,
+    FOREGROUND_ONLY = IPowerManager::LOCATION_MODE_FOREGROUND_ONLY,
+    THROTTLE_REQUESTS_WHEN_SCREEN_OFF =
+                IPowerManager::LOCATION_MODE_THROTTLE_REQUESTS_WHEN_SCREEN_OFF,
+    MIN = IPowerManager::LOCATION_MODE_NO_CHANGE,
+    MAX = IPowerManager::LOCATION_MODE_THROTTLE_REQUESTS_WHEN_SCREEN_OFF,
+};
+
+} // namespace android::os
+
+#endif /* ANDROID_OS_LOCATION_MODE_H */
diff --git a/services/powermanager/include/android/PowerSaveState.h b/services/powermanager/include/android/PowerSaveState.h
new file mode 100644
index 0000000..b421f6a
--- /dev/null
+++ b/services/powermanager/include/android/PowerSaveState.h
@@ -0,0 +1,70 @@
+/*
+ * Copyright (C) 2020 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_OS_POWER_SAVE_STATE_H
+#define ANDROID_OS_POWER_SAVE_STATE_H
+
+#include <math.h>
+#include <binder/Parcelable.h>
+#include <utils/RefBase.h>
+
+namespace android::os {
+
+enum class LocationMode : int32_t;
+/**
+ * PowerSaveState is a structure to encapsulate PowerSaveState status.
+ * This file needs to be kept in sync with frameworks/base/core/java/android/os/PowerSaveState.java
+ */
+struct PowerSaveState : public android::Parcelable {
+
+    PowerSaveState(bool batterySaverEnabled = false,
+                   bool globalBatterySaverEnabled = false,
+                   LocationMode locationMode = static_cast<LocationMode>(0),
+                   float brightnessFactor = 0.5f)
+            : mBatterySaverEnabled(batterySaverEnabled),
+              mGlobalBatterySaverEnabled(globalBatterySaverEnabled),
+              mLocationMode(locationMode),
+              mBrightnessFactor(brightnessFactor) {
+    }
+
+    bool getBatterySaverEnabled() const { return mBatterySaverEnabled; }
+    bool getGlobalBatterySaverEnabled() const { return mGlobalBatterySaverEnabled; }
+    LocationMode getLocationMode() const { return mLocationMode; }
+    float getBrightnessFactor() const { return mBrightnessFactor; }
+    bool operator == (const PowerSaveState &ps) const {
+        return mBatterySaverEnabled == ps.mBatterySaverEnabled &&
+               mGlobalBatterySaverEnabled == ps.mGlobalBatterySaverEnabled &&
+               mLocationMode == ps.mLocationMode &&
+               fabs(mBrightnessFactor - ps.mBrightnessFactor) == 0.0f;
+    }
+
+    status_t readFromParcel(const android::Parcel* parcel) override;
+    status_t writeToParcel(android::Parcel* parcel) const override;
+
+private:
+    /** Whether we should enable battery saver for this service. */
+    bool mBatterySaverEnabled;
+    /** Whether battery saver mode is enabled. */
+    bool mGlobalBatterySaverEnabled;
+    /** Location mode */
+    LocationMode mLocationMode;
+    /** Screen brightness factor. */
+    float mBrightnessFactor;
+};
+
+} // namespace android::os
+
+#endif /* ANDROID_OS_POWER_SAVE_STATE_H */
diff --git a/services/powermanager/include/android/WorkSource.h b/services/powermanager/include/android/WorkSource.h
new file mode 100644
index 0000000..f12847d
--- /dev/null
+++ b/services/powermanager/include/android/WorkSource.h
@@ -0,0 +1,54 @@
+/*
+ * Copyright (C) 2020 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_OS_WORKSOURCE_H
+#define ANDROID_OS_WORKSOURCE_H
+
+#include <optional>
+#include <binder/Parcelable.h>
+#include <utils/RefBase.h>
+
+namespace android::os {
+
+/**
+ * WorkSource is a structure to describes the source of some work that may be done by someone else.
+ * This file needs to be kept in sync with frameworks/base/core/java/android/os/WorkSource.java
+ */
+struct WorkSource : public android::Parcelable {
+    WorkSource(
+               std::vector<int32_t> uids = {},
+               std::optional<std::vector<std::optional<String16>>> names = std::nullopt)
+        : mUids(uids),
+          mNames(names) {
+    }
+    std::vector<int32_t> getUids() const { return mUids; }
+    std::optional<std::vector<std::optional<String16>>> getNames() const { return mNames; }
+    bool operator == (const WorkSource &ws) const {
+        return mUids == ws.mUids && mNames == ws.mNames;
+    }
+    status_t readFromParcel(const android::Parcel* parcel) override;
+    status_t writeToParcel(android::Parcel* parcel) const override;
+
+private:
+    /** WorkSource UID array */
+    std::vector<int32_t> mUids = {};
+    /** WorkSource Tag array */
+    std::optional<std::vector<std::optional<String16>>> mNames = {};
+};
+
+} // namespace android::os
+
+#endif /* ANDROID_OS_WORKSOURCE_H */
diff --git a/services/powermanager/tests/Android.bp b/services/powermanager/tests/Android.bp
new file mode 100644
index 0000000..70837cf
--- /dev/null
+++ b/services/powermanager/tests/Android.bp
@@ -0,0 +1,63 @@
+// Copyright (C) 2020 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: "powermanager_test",
+    test_suites: ["device-tests"],
+    srcs: [
+        "PowerHalControllerTest.cpp",
+        "PowerHalLoaderTest.cpp",
+        "PowerHalWrapperAidlTest.cpp",
+        "PowerHalWrapperHidlV1_0Test.cpp",
+        "PowerHalWrapperHidlV1_1Test.cpp",
+    ],
+    cflags: [
+        "-Wall",
+        "-Werror",
+        "-Wextra",
+    ],
+    shared_libs: [
+        "libbase",
+        "libbinder",
+        "libhidlbase",
+        "liblog",
+        "libpowermanager",
+        "libutils",
+        "android.hardware.power@1.0",
+        "android.hardware.power@1.1",
+        "android.hardware.power-cpp",
+    ],
+    static_libs: [
+        "libgmock",
+    ],
+}
+
+cc_test {
+    name: "thermalmanager_test",
+    test_suites: ["device-tests"],
+    srcs: ["IThermalManagerTest.cpp",],
+    cflags: [
+        "-Wall",
+        "-Werror",
+        "-Wextra",
+    ],
+    shared_libs: [
+        "libbase",
+        "libhidlbase",
+        "liblog",
+        "libpowermanager",
+        "libbinder",
+        "libutils",
+    ],
+}
diff --git a/services/powermanager/IThermalManagerTest.cpp b/services/powermanager/tests/IThermalManagerTest.cpp
similarity index 100%
rename from services/powermanager/IThermalManagerTest.cpp
rename to services/powermanager/tests/IThermalManagerTest.cpp
diff --git a/services/powermanager/tests/PowerHalControllerTest.cpp b/services/powermanager/tests/PowerHalControllerTest.cpp
new file mode 100644
index 0000000..ac1e19a
--- /dev/null
+++ b/services/powermanager/tests/PowerHalControllerTest.cpp
@@ -0,0 +1,287 @@
+/*
+ * Copyright (C) 2020 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 "PowerHalControllerTest"
+
+#include <android/hardware/power/Boost.h>
+#include <android/hardware/power/IPower.h>
+#include <android/hardware/power/Mode.h>
+
+#include <gmock/gmock.h>
+#include <gtest/gtest.h>
+
+#include <powermanager/PowerHalWrapper.h>
+#include <powermanager/PowerHalController.h>
+
+#include <thread>
+#include <utils/Log.h>
+
+using android::hardware::power::Boost;
+using android::hardware::power::Mode;
+using android::hardware::power::V1_0::Feature;
+using android::hardware::power::V1_0::IPower;
+using android::hardware::power::V1_0::PowerHint;
+
+using namespace android;
+using namespace std::chrono_literals;
+using namespace testing;
+
+// -------------------------------------------------------------------------------------------------
+
+class MockIPowerV1_0 : public IPower {
+public:
+    MOCK_METHOD(hardware::Return<void>, setInteractive, (bool interactive), (override));
+    MOCK_METHOD(hardware::Return<void>, powerHint, (PowerHint hint, int32_t data), (override));
+    MOCK_METHOD(
+        hardware::Return<void>, setFeature, (Feature feature, bool activate), (override));
+    MOCK_METHOD(
+        hardware::Return<void>, getPlatformLowPowerStats,
+        (getPlatformLowPowerStats_cb _hidl_cb), (override));
+};
+
+class TestPowerHalConnector : public PowerHalConnector {
+public:
+    TestPowerHalConnector(sp<IPower> powerHal) : mHal(std::move(powerHal)) {}
+    virtual ~TestPowerHalConnector() = default;
+
+    virtual std::unique_ptr<PowerHalWrapper> connect() override {
+        mCountMutex.lock();
+        ++mConnectedCount;
+        mCountMutex.unlock();
+        return std::make_unique<HidlPowerHalWrapperV1_0>(mHal);
+    }
+
+    void reset() override {
+        mCountMutex.lock();
+        ++mResetCount;
+        mCountMutex.unlock();
+    }
+
+    int getConnectCount() {
+        return mConnectedCount;
+    }
+
+    int getResetCount() {
+        return mResetCount;
+    }
+
+private:
+    sp<IPower> mHal = nullptr;
+    std::mutex mCountMutex;
+    int mConnectedCount = 0;
+    int mResetCount = 0;
+};
+
+class AlwaysFailingTestPowerHalConnector : public TestPowerHalConnector {
+public:
+    AlwaysFailingTestPowerHalConnector() : TestPowerHalConnector(nullptr) {}
+
+    std::unique_ptr<PowerHalWrapper> connect() override {
+        // Call parent to update counter, but ignore connected PowerHalWrapper.
+        TestPowerHalConnector::connect();
+        return nullptr;
+    }
+};
+
+// -------------------------------------------------------------------------------------------------
+
+class PowerHalControllerTest : public Test {
+public:
+    void SetUp() override {
+        mMockHal = new StrictMock<MockIPowerV1_0>();
+        std::unique_ptr<TestPowerHalConnector> halConnector =
+            std::make_unique<TestPowerHalConnector>(mMockHal);
+        mHalConnector = halConnector.get();
+        mHalController = std::make_unique<PowerHalController>(std::move(halConnector));
+    }
+
+protected:
+    sp<StrictMock<MockIPowerV1_0>> mMockHal = nullptr;
+    TestPowerHalConnector* mHalConnector = nullptr;
+    std::unique_ptr<PowerHalController> mHalController = nullptr;
+};
+
+// -------------------------------------------------------------------------------------------------
+
+TEST_F(PowerHalControllerTest, TestInitConnectsToPowerHalOnlyOnce) {
+    int powerHalConnectCount = mHalConnector->getConnectCount();
+    EXPECT_EQ(powerHalConnectCount, 0);
+
+    mHalController->init();
+    mHalController->init();
+
+    // PowerHalConnector was called only once and never reset.
+    powerHalConnectCount = mHalConnector->getConnectCount();
+    EXPECT_EQ(powerHalConnectCount, 1);
+    int powerHalResetCount = mHalConnector->getResetCount();
+    EXPECT_EQ(powerHalResetCount, 0);
+}
+
+TEST_F(PowerHalControllerTest, TestUnableToConnectToPowerHalIgnoresAllApiCalls) {
+    std::unique_ptr<AlwaysFailingTestPowerHalConnector> halConnector =
+        std::make_unique<AlwaysFailingTestPowerHalConnector>();
+    AlwaysFailingTestPowerHalConnector* failingHalConnector = halConnector.get();
+    PowerHalController halController(std::move(halConnector));
+
+    int powerHalConnectCount = failingHalConnector->getConnectCount();
+    EXPECT_EQ(powerHalConnectCount, 0);
+
+    // Still works with EmptyPowerHalWrapper as fallback ignoring every api call and logging.
+    auto result = halController.setBoost(Boost::INTERACTION, 1000);
+    ASSERT_EQ(PowerHalResult::UNSUPPORTED, result);
+    result = halController.setMode(Mode::LAUNCH, true);
+    ASSERT_EQ(PowerHalResult::UNSUPPORTED, result);
+
+    // PowerHalConnector was called every time to attempt to reconnect with underlying service.
+    powerHalConnectCount = failingHalConnector->getConnectCount();
+    EXPECT_EQ(powerHalConnectCount, 2);
+    // PowerHalConnector was never reset.
+    int powerHalResetCount = mHalConnector->getResetCount();
+    EXPECT_EQ(powerHalResetCount, 0);
+}
+
+TEST_F(PowerHalControllerTest, TestAllApiCallsDelegatedToConnectedPowerHal) {
+    int powerHalConnectCount = mHalConnector->getConnectCount();
+    EXPECT_EQ(powerHalConnectCount, 0);
+
+    {
+        InSequence seg;
+        EXPECT_CALL(*mMockHal.get(), powerHint(Eq(PowerHint::INTERACTION), Eq(100)))
+            .Times(Exactly(1));
+        EXPECT_CALL(*mMockHal.get(), powerHint(Eq(PowerHint::LAUNCH), Eq(1)))
+            .Times(Exactly(1));
+    }
+
+    auto result = mHalController->setBoost(Boost::INTERACTION, 100);
+    ASSERT_EQ(PowerHalResult::SUCCESSFUL, result);
+    result = mHalController->setMode(Mode::LAUNCH, true);
+    ASSERT_EQ(PowerHalResult::SUCCESSFUL, result);
+
+    // PowerHalConnector was called only once and never reset.
+    powerHalConnectCount = mHalConnector->getConnectCount();
+    EXPECT_EQ(powerHalConnectCount, 1);
+    int powerHalResetCount = mHalConnector->getResetCount();
+    EXPECT_EQ(powerHalResetCount, 0);
+}
+
+TEST_F(PowerHalControllerTest, TestPowerHalRecoversFromFailureByRecreatingPowerHal) {
+    int powerHalConnectCount = mHalConnector->getConnectCount();
+    EXPECT_EQ(powerHalConnectCount, 0);
+
+    ON_CALL(*mMockHal.get(), powerHint(Eq(PowerHint::LAUNCH), _))
+        .WillByDefault([](PowerHint, int32_t) {
+            return hardware::Return<void>(hardware::Status::fromExceptionCode(-1));
+        });
+
+    EXPECT_CALL(*mMockHal.get(), powerHint(_, _))
+        .Times(Exactly(4));
+
+    auto result = mHalController->setBoost(Boost::INTERACTION, 1000);
+    ASSERT_EQ(PowerHalResult::SUCCESSFUL, result);
+    result = mHalController->setMode(Mode::LAUNCH, true);
+    ASSERT_EQ(PowerHalResult::FAILED, result);
+    result = mHalController->setMode(Mode::VR, false);
+    ASSERT_EQ(PowerHalResult::SUCCESSFUL, result);
+    result = mHalController->setMode(Mode::LOW_POWER, true);
+    ASSERT_EQ(PowerHalResult::SUCCESSFUL, result);
+
+    // PowerHalConnector was called only twice: on first api call and after failed call.
+    powerHalConnectCount = mHalConnector->getConnectCount();
+    EXPECT_EQ(powerHalConnectCount, 2);
+    // PowerHalConnector was reset once after failed call.
+    int powerHalResetCount = mHalConnector->getResetCount();
+    EXPECT_EQ(powerHalResetCount, 1);
+}
+
+TEST_F(PowerHalControllerTest, TestPowerHalDoesNotTryToRecoverFromFailureOnUnsupportedCalls) {
+    int powerHalConnectCount = mHalConnector->getConnectCount();
+    EXPECT_EQ(powerHalConnectCount, 0);
+
+    auto result = mHalController->setBoost(Boost::CAMERA_LAUNCH, 1000);
+    ASSERT_EQ(PowerHalResult::UNSUPPORTED, result);
+    result = mHalController->setMode(Mode::CAMERA_STREAMING_HIGH, true);
+    ASSERT_EQ(PowerHalResult::UNSUPPORTED, result);
+
+    // PowerHalConnector was called only once and never reset.
+    powerHalConnectCount = mHalConnector->getConnectCount();
+    EXPECT_EQ(powerHalConnectCount, 1);
+    int powerHalResetCount = mHalConnector->getResetCount();
+    EXPECT_EQ(powerHalResetCount, 0);
+}
+
+TEST_F(PowerHalControllerTest, TestMultiThreadConnectsOnlyOnce) {
+    int powerHalConnectCount = mHalConnector->getConnectCount();
+    EXPECT_EQ(powerHalConnectCount, 0);
+
+    EXPECT_CALL(*mMockHal.get(), powerHint(_, _))
+        .Times(Exactly(10));
+
+    std::vector<std::thread> threads;
+    for (int i = 0; i < 10; i++) {
+        threads.push_back(std::thread([&]() {
+            auto result = mHalController->setBoost(Boost::INTERACTION, 1000);
+            ASSERT_EQ(PowerHalResult::SUCCESSFUL, result);
+        }));
+    }
+    std::for_each(threads.begin(), threads.end(), [](std::thread& t) { t.join(); });
+
+    // PowerHalConnector was called only by the first thread to use the api and never reset.
+    powerHalConnectCount = mHalConnector->getConnectCount();
+    EXPECT_EQ(powerHalConnectCount, 1);
+    int powerHalResetCount = mHalConnector->getResetCount();
+    EXPECT_EQ(powerHalResetCount, 0);
+}
+
+TEST_F(PowerHalControllerTest, TestMultiThreadWithFailureReconnectIsThreadSafe) {
+    int powerHalConnectCount = mHalConnector->getConnectCount();
+    EXPECT_EQ(powerHalConnectCount, 0);
+
+    ON_CALL(*mMockHal.get(), powerHint(Eq(PowerHint::LAUNCH), _))
+        .WillByDefault([](PowerHint, int32_t) {
+            return hardware::Return<void>(hardware::Status::fromExceptionCode(-1));
+        });
+
+    EXPECT_CALL(*mMockHal.get(), powerHint(_, _))
+        .Times(Exactly(40));
+
+    std::vector<std::thread> threads;
+    for (int i = 0; i < 10; i++) {
+        threads.push_back(std::thread([&]() {
+            auto result = mHalController->setBoost(Boost::INTERACTION, 1000);
+            ASSERT_EQ(PowerHalResult::SUCCESSFUL, result);
+        }));
+        threads.push_back(std::thread([&]() {
+            auto result = mHalController->setMode(Mode::LAUNCH, true);
+            ASSERT_EQ(PowerHalResult::FAILED, result);
+        }));
+        threads.push_back(std::thread([&]() {
+            auto result = mHalController->setMode(Mode::LOW_POWER, false);
+            ASSERT_EQ(PowerHalResult::SUCCESSFUL, result);
+        }));
+        threads.push_back(std::thread([&]() {
+            auto result = mHalController->setMode(Mode::VR, true);
+            ASSERT_EQ(PowerHalResult::SUCCESSFUL, result);
+        }));
+    }
+    std::for_each(threads.begin(), threads.end(), [](std::thread& t) { t.join(); });
+
+    // PowerHalConnector was called at least once by the first thread.
+    // Reset and reconnect calls were made at most 10 times, once after each failure.
+    powerHalConnectCount = mHalConnector->getConnectCount();
+    EXPECT_THAT(powerHalConnectCount, AllOf(Ge(1), Le(11)));
+    int powerHalResetCount = mHalConnector->getResetCount();
+    EXPECT_THAT(powerHalResetCount, Le(10));
+}
diff --git a/services/powermanager/tests/PowerHalLoaderTest.cpp b/services/powermanager/tests/PowerHalLoaderTest.cpp
new file mode 100644
index 0000000..2310a72
--- /dev/null
+++ b/services/powermanager/tests/PowerHalLoaderTest.cpp
@@ -0,0 +1,113 @@
+/*
+ * Copyright (C) 2020 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 "PowerHalLoaderTest"
+
+#include <android-base/logging.h>
+#include <android/hardware/power/1.1/IPower.h>
+#include <android/hardware/power/IPower.h>
+
+#include <future>
+#include <gtest/gtest.h>
+
+#include <powermanager/PowerHalLoader.h>
+
+using IPowerV1_0 = android::hardware::power::V1_0::IPower;
+using IPowerV1_1 = android::hardware::power::V1_1::IPower;
+using IPowerAidl = android::hardware::power::IPower;
+
+using namespace android;
+
+// -------------------------------------------------------------------------------------------------
+
+template <typename T>
+sp<T> loadHal();
+
+template <>
+sp<IPowerAidl> loadHal<IPowerAidl>() {
+    return PowerHalLoader::loadAidl();
+}
+
+template <>
+sp<IPowerV1_0> loadHal<IPowerV1_0>() {
+    return PowerHalLoader::loadHidlV1_0();
+}
+
+template <>
+sp<IPowerV1_1> loadHal<IPowerV1_1>() {
+    return PowerHalLoader::loadHidlV1_1();
+}
+
+// -------------------------------------------------------------------------------------------------
+
+template <typename T>
+class PowerHalLoaderTest : public testing::Test {
+public:
+    sp<T> load() {
+        return ::loadHal<T>();
+    }
+    void unload() {
+        PowerHalLoader::unloadAll();
+    }
+};
+
+// -------------------------------------------------------------------------------------------------
+
+typedef ::testing::Types<IPowerAidl, IPowerV1_0, IPowerV1_1> PowerHalTypes;
+TYPED_TEST_SUITE(PowerHalLoaderTest, PowerHalTypes);
+
+TYPED_TEST(PowerHalLoaderTest, TestLoadsOnlyOnce) {
+    sp<TypeParam> firstHal = this->load();
+    if (firstHal == nullptr) {
+        ALOGE("Power HAL not available. Skipping test.");
+        return;
+    }
+    sp<TypeParam> secondHal = this->load();
+    ASSERT_EQ(firstHal, secondHal);
+}
+
+TYPED_TEST(PowerHalLoaderTest, TestUnload) {
+    sp<TypeParam> firstHal = this->load();
+    if (firstHal == nullptr) {
+        ALOGE("Power HAL not available. Skipping test.");
+        return;
+    }
+    this->unload();
+    sp<TypeParam> secondHal = this->load();
+    ASSERT_NE(secondHal, nullptr);
+    ASSERT_NE(firstHal, secondHal);
+}
+
+TYPED_TEST(PowerHalLoaderTest, TestLoadMultiThreadLoadsOnlyOnce) {
+    std::vector<std::future<sp<TypeParam>>> futures;
+    for (int i = 0; i < 10; i++) {
+        futures.push_back(
+            std::async(std::launch::async, &PowerHalLoaderTest<TypeParam>::load, this));
+    }
+
+    futures[0].wait();
+    sp<TypeParam> firstHal = futures[0].get();
+    if (firstHal == nullptr) {
+        ALOGE("Power HAL not available. Skipping test.");
+        return;
+    }
+
+    for (int i = 1; i < 10; i++) {
+        futures[i].wait();
+        sp<TypeParam> currentHal = futures[i].get();
+        ASSERT_EQ(firstHal, currentHal);
+    }
+}
diff --git a/services/powermanager/tests/PowerHalWrapperAidlTest.cpp b/services/powermanager/tests/PowerHalWrapperAidlTest.cpp
new file mode 100644
index 0000000..73b7466
--- /dev/null
+++ b/services/powermanager/tests/PowerHalWrapperAidlTest.cpp
@@ -0,0 +1,202 @@
+/*
+ * Copyright (C) 2020 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 "PowerHalWrapperAidlTest"
+
+#include <android/hardware/power/Boost.h>
+#include <android/hardware/power/Mode.h>
+#include <binder/IServiceManager.h>
+
+#include <gmock/gmock.h>
+#include <gtest/gtest.h>
+
+#include <powermanager/PowerHalWrapper.h>
+
+#include <thread>
+#include <utils/Log.h>
+
+using android::binder::Status;
+using android::hardware::power::Boost;
+using android::hardware::power::IPower;
+using android::hardware::power::Mode;
+
+using namespace android;
+using namespace std::chrono_literals;
+using namespace testing;
+
+// -------------------------------------------------------------------------------------------------
+
+class MockIPower : public IPower {
+public:
+    MOCK_METHOD(Status, isBoostSupported, (Boost boost, bool* ret), (override));
+    MOCK_METHOD(Status, setBoost, (Boost boost, int32_t durationMs), (override));
+    MOCK_METHOD(Status, isModeSupported, (Mode mode, bool* ret), (override));
+    MOCK_METHOD(Status, setMode, (Mode mode, bool enabled), (override));
+    MOCK_METHOD(int32_t, getInterfaceVersion, (), (override));
+    MOCK_METHOD(std::string, getInterfaceHash, (), (override));
+    MOCK_METHOD(IBinder*, onAsBinder, (), (override));
+};
+
+// -------------------------------------------------------------------------------------------------
+
+class PowerHalWrapperAidlTest : public Test {
+public:
+    void SetUp() override;
+
+protected:
+    std::unique_ptr<PowerHalWrapper> mWrapper = nullptr;
+    sp<StrictMock<MockIPower>> mMockHal = nullptr;
+};
+
+// -------------------------------------------------------------------------------------------------
+
+void PowerHalWrapperAidlTest::SetUp() {
+    mMockHal = new StrictMock<MockIPower>();
+    mWrapper = std::make_unique<AidlPowerHalWrapper>(mMockHal);
+    ASSERT_NE(mWrapper, nullptr);
+}
+
+// -------------------------------------------------------------------------------------------------
+
+TEST_F(PowerHalWrapperAidlTest, TestSetBoostSuccessful) {
+    {
+        InSequence seq;
+        EXPECT_CALL(*mMockHal.get(), isBoostSupported(Eq(Boost::DISPLAY_UPDATE_IMMINENT), _))
+            .Times(Exactly(1))
+            .WillRepeatedly(DoAll(SetArgPointee<1>(true), Return(Status())));
+        EXPECT_CALL(*mMockHal.get(), setBoost(Eq(Boost::DISPLAY_UPDATE_IMMINENT), Eq(100)))
+            .Times(Exactly(1));
+    }
+
+    auto result = mWrapper->setBoost(Boost::DISPLAY_UPDATE_IMMINENT, 100);
+    ASSERT_EQ(PowerHalResult::SUCCESSFUL, result);
+}
+
+TEST_F(PowerHalWrapperAidlTest, TestSetBoostFailed) {
+    {
+        InSequence seq;
+        EXPECT_CALL(*mMockHal.get(), isBoostSupported(Eq(Boost::INTERACTION), _))
+            .Times(Exactly(1))
+            .WillRepeatedly(DoAll(SetArgPointee<1>(true), Return(Status())));
+        EXPECT_CALL(*mMockHal.get(), setBoost(Eq(Boost::INTERACTION), Eq(100)))
+            .Times(Exactly(1))
+            .WillRepeatedly(Return(Status::fromExceptionCode(-1)));
+        EXPECT_CALL(*mMockHal.get(), isBoostSupported(Eq(Boost::DISPLAY_UPDATE_IMMINENT), _))
+            .Times(Exactly(1))
+            .WillRepeatedly(Return(Status::fromExceptionCode(-1)));
+    }
+
+    auto result = mWrapper->setBoost(Boost::INTERACTION, 100);
+    ASSERT_EQ(PowerHalResult::FAILED, result);
+    result = mWrapper->setBoost(Boost::DISPLAY_UPDATE_IMMINENT, 1000);
+    ASSERT_EQ(PowerHalResult::FAILED, result);
+}
+
+TEST_F(PowerHalWrapperAidlTest, TestSetBoostUnsupported) {
+    EXPECT_CALL(*mMockHal.get(), isBoostSupported(Eq(Boost::INTERACTION), _))
+        .Times(Exactly(1))
+        .WillRepeatedly(DoAll(SetArgPointee<1>(false), Return(Status())));
+
+    auto result = mWrapper->setBoost(Boost::INTERACTION, 1000);
+    ASSERT_EQ(PowerHalResult::UNSUPPORTED, result);
+    result = mWrapper->setBoost(Boost::CAMERA_SHOT, 10);
+    ASSERT_EQ(PowerHalResult::UNSUPPORTED, result);
+}
+
+TEST_F(PowerHalWrapperAidlTest, TestSetBoostMultiThreadCheckSupportedOnlyOnce) {
+    {
+        InSequence seq;
+        EXPECT_CALL(*mMockHal.get(), isBoostSupported(Eq(Boost::INTERACTION), _))
+            .Times(Exactly(1))
+            .WillRepeatedly(DoAll(SetArgPointee<1>(true), Return(Status())));
+        EXPECT_CALL(*mMockHal.get(), setBoost(Eq(Boost::INTERACTION), Eq(100)))
+            .Times(Exactly(10));
+    }
+
+    std::vector<std::thread> threads;
+    for (int i = 0; i < 10; i++) {
+        threads.push_back(std::thread([&]() {
+            auto result = mWrapper->setBoost(Boost::INTERACTION, 100);
+            ASSERT_EQ(PowerHalResult::SUCCESSFUL, result);
+        }));
+    }
+    std::for_each(threads.begin(), threads.end(), [](std::thread& t) { t.join(); });
+}
+
+TEST_F(PowerHalWrapperAidlTest, TestSetModeSuccessful) {
+    {
+        InSequence seq;
+        EXPECT_CALL(*mMockHal.get(), isModeSupported(Eq(Mode::DISPLAY_INACTIVE), _))
+            .Times(Exactly(1))
+            .WillRepeatedly(DoAll(SetArgPointee<1>(true), Return(Status())));
+        EXPECT_CALL(*mMockHal.get(), setMode(Eq(Mode::DISPLAY_INACTIVE), Eq(false)))
+            .Times(Exactly(1));
+    }
+
+    auto result = mWrapper->setMode(Mode::DISPLAY_INACTIVE, false);
+    ASSERT_EQ(PowerHalResult::SUCCESSFUL, result);
+}
+
+TEST_F(PowerHalWrapperAidlTest, TestSetModeFailed) {
+    {
+        InSequence seq;
+        EXPECT_CALL(*mMockHal.get(), isModeSupported(Eq(Mode::LAUNCH), _))
+            .Times(Exactly(1))
+            .WillRepeatedly(DoAll(SetArgPointee<1>(true), Return(Status())));
+        EXPECT_CALL(*mMockHal.get(), setMode(Eq(Mode::LAUNCH), Eq(true)))
+            .Times(Exactly(1))
+            .WillRepeatedly(Return(Status::fromExceptionCode(-1)));
+        EXPECT_CALL(*mMockHal.get(), isModeSupported(Eq(Mode::DISPLAY_INACTIVE), _))
+            .Times(Exactly(1))
+            .WillRepeatedly(Return(Status::fromExceptionCode(-1)));
+    }
+
+    auto result = mWrapper->setMode(Mode::LAUNCH, true);
+    ASSERT_EQ(PowerHalResult::FAILED, result);
+    result = mWrapper->setMode(Mode::DISPLAY_INACTIVE, false);
+    ASSERT_EQ(PowerHalResult::FAILED, result);
+}
+
+TEST_F(PowerHalWrapperAidlTest, TestSetModeUnsupported) {
+    EXPECT_CALL(*mMockHal.get(), isModeSupported(Eq(Mode::LAUNCH), _))
+        .Times(Exactly(1))
+        .WillRepeatedly(DoAll(SetArgPointee<1>(false), Return(Status())));
+
+    auto result = mWrapper->setMode(Mode::LAUNCH, true);
+    ASSERT_EQ(PowerHalResult::UNSUPPORTED, result);
+    result = mWrapper->setMode(Mode::CAMERA_STREAMING_HIGH, true);
+    ASSERT_EQ(PowerHalResult::UNSUPPORTED, result);
+}
+
+TEST_F(PowerHalWrapperAidlTest, TestSetModeMultiThreadCheckSupportedOnlyOnce) {
+    {
+        InSequence seq;
+        EXPECT_CALL(*mMockHal.get(), isModeSupported(Eq(Mode::LAUNCH), _))
+            .Times(Exactly(1))
+            .WillRepeatedly(DoAll(SetArgPointee<1>(true), Return(Status())));
+        EXPECT_CALL(*mMockHal.get(), setMode(Eq(Mode::LAUNCH), Eq(false)))
+            .Times(Exactly(10));
+    }
+
+    std::vector<std::thread> threads;
+    for (int i = 0; i < 10; i++) {
+        threads.push_back(std::thread([&]() {
+            auto result = mWrapper->setMode(Mode::LAUNCH, false);
+            ASSERT_EQ(PowerHalResult::SUCCESSFUL, result);
+        }));
+    }
+    std::for_each(threads.begin(), threads.end(), [](std::thread& t) { t.join(); });
+}
diff --git a/services/powermanager/tests/PowerHalWrapperHidlV1_0Test.cpp b/services/powermanager/tests/PowerHalWrapperHidlV1_0Test.cpp
new file mode 100644
index 0000000..5379054
--- /dev/null
+++ b/services/powermanager/tests/PowerHalWrapperHidlV1_0Test.cpp
@@ -0,0 +1,145 @@
+/*
+ * Copyright (C) 2020 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 "PowerHalWrapperHidlV1_0Test"
+
+#include <android/hardware/power/Boost.h>
+#include <android/hardware/power/IPower.h>
+#include <android/hardware/power/Mode.h>
+#include <binder/IServiceManager.h>
+
+#include <gmock/gmock.h>
+#include <gtest/gtest.h>
+
+#include <powermanager/PowerHalWrapper.h>
+
+#include <utils/Log.h>
+
+using android::hardware::power::Boost;
+using android::hardware::power::Mode;
+using android::hardware::power::V1_0::Feature;
+using android::hardware::power::V1_0::IPower;
+using android::hardware::power::V1_0::PowerHint;
+
+using namespace android;
+using namespace std::chrono_literals;
+using namespace testing;
+
+// -------------------------------------------------------------------------------------------------
+
+class MockIPowerV1_0 : public IPower {
+public:
+    MOCK_METHOD(hardware::Return<void>, setInteractive, (bool interactive), (override));
+    MOCK_METHOD(hardware::Return<void>, powerHint, (PowerHint hint, int32_t data), (override));
+    MOCK_METHOD(
+        hardware::Return<void>, setFeature, (Feature feature, bool activate), (override));
+    MOCK_METHOD(
+        hardware::Return<void>, getPlatformLowPowerStats,
+        (getPlatformLowPowerStats_cb _hidl_cb), (override));
+};
+
+// -------------------------------------------------------------------------------------------------
+
+class PowerHalWrapperHidlV1_0Test : public Test {
+public:
+    void SetUp() override;
+
+protected:
+    std::unique_ptr<PowerHalWrapper> mWrapper = nullptr;
+    sp<StrictMock<MockIPowerV1_0>> mMockHal = nullptr;
+};
+
+// -------------------------------------------------------------------------------------------------
+
+void PowerHalWrapperHidlV1_0Test::SetUp() {
+    mMockHal = new StrictMock<MockIPowerV1_0>();
+    mWrapper = std::make_unique<HidlPowerHalWrapperV1_0>(mMockHal);
+    ASSERT_NE(mWrapper, nullptr);
+}
+
+// -------------------------------------------------------------------------------------------------
+
+TEST_F(PowerHalWrapperHidlV1_0Test, TestSetBoostSuccessful) {
+    EXPECT_CALL(*mMockHal.get(), powerHint(Eq(PowerHint::INTERACTION), Eq(1000)))
+        .Times(Exactly(1));
+
+    auto result = mWrapper->setBoost(Boost::INTERACTION, 1000);
+    ASSERT_EQ(PowerHalResult::SUCCESSFUL, result);
+}
+
+TEST_F(PowerHalWrapperHidlV1_0Test, TestSetBoostFailed) {
+    EXPECT_CALL(*mMockHal.get(), powerHint(Eq(PowerHint::INTERACTION), Eq(1000)))
+        .Times(Exactly(1))
+        .WillRepeatedly([](PowerHint, int32_t) {
+            return hardware::Return<void>(hardware::Status::fromExceptionCode(-1));
+        });
+
+    auto result = mWrapper->setBoost(Boost::INTERACTION, 1000);
+    ASSERT_EQ(PowerHalResult::FAILED, result);
+}
+
+TEST_F(PowerHalWrapperHidlV1_0Test, TestSetBoostUnsupported) {
+    auto result = mWrapper->setBoost(Boost::CAMERA_LAUNCH, 10);
+    ASSERT_EQ(PowerHalResult::UNSUPPORTED, result);
+}
+
+TEST_F(PowerHalWrapperHidlV1_0Test, TestSetModeSuccessful) {
+    {
+        InSequence seq;
+        EXPECT_CALL(*mMockHal.get(), powerHint(Eq(PowerHint::LAUNCH), Eq(1)))
+            .Times(Exactly(1));
+        EXPECT_CALL(*mMockHal.get(), powerHint(Eq(PowerHint::LOW_POWER), Eq(0)))
+            .Times(Exactly(1));
+        EXPECT_CALL(*mMockHal.get(), powerHint(Eq(PowerHint::SUSTAINED_PERFORMANCE), Eq(1)))
+            .Times(Exactly(1));
+        EXPECT_CALL(*mMockHal.get(), powerHint(Eq(PowerHint::VR_MODE), Eq(0)))
+            .Times(Exactly(1));
+        EXPECT_CALL(*mMockHal.get(), setInteractive(Eq(true)))
+            .Times(Exactly(1));
+        EXPECT_CALL(*mMockHal.get(),
+                    setFeature(Eq(Feature::POWER_FEATURE_DOUBLE_TAP_TO_WAKE), Eq(false)))
+            .Times(Exactly(1));
+    }
+
+    auto result = mWrapper->setMode(Mode::LAUNCH, true);
+    ASSERT_EQ(PowerHalResult::SUCCESSFUL, result);
+    result = mWrapper->setMode(Mode::LOW_POWER, false);
+    ASSERT_EQ(PowerHalResult::SUCCESSFUL, result);
+    result = mWrapper->setMode(Mode::SUSTAINED_PERFORMANCE, true);
+    ASSERT_EQ(PowerHalResult::SUCCESSFUL, result);
+    result = mWrapper->setMode(Mode::VR, false);
+    ASSERT_EQ(PowerHalResult::SUCCESSFUL, result);
+    result = mWrapper->setMode(Mode::INTERACTIVE, true);
+    ASSERT_EQ(PowerHalResult::SUCCESSFUL, result);
+    result = mWrapper->setMode(Mode::DOUBLE_TAP_TO_WAKE, false);
+    ASSERT_EQ(PowerHalResult::SUCCESSFUL, result);
+}
+
+TEST_F(PowerHalWrapperHidlV1_0Test, TestSetModeFailed) {
+    EXPECT_CALL(*mMockHal.get(), powerHint(Eq(PowerHint::LAUNCH), Eq(1)))
+        .Times(Exactly(1))
+        .WillRepeatedly([](PowerHint, int32_t) {
+            return hardware::Return<void>(hardware::Status::fromExceptionCode(-1));
+        });
+
+    auto result = mWrapper->setMode(Mode::LAUNCH, 1);
+    ASSERT_EQ(PowerHalResult::FAILED, result);
+}
+
+TEST_F(PowerHalWrapperHidlV1_0Test, TestSetModeIgnored) {
+    auto result = mWrapper->setMode(Mode::CAMERA_STREAMING_HIGH, true);
+    ASSERT_EQ(PowerHalResult::UNSUPPORTED, result);
+}
diff --git a/services/powermanager/tests/PowerHalWrapperHidlV1_1Test.cpp b/services/powermanager/tests/PowerHalWrapperHidlV1_1Test.cpp
new file mode 100644
index 0000000..931c0d5
--- /dev/null
+++ b/services/powermanager/tests/PowerHalWrapperHidlV1_1Test.cpp
@@ -0,0 +1,165 @@
+/*
+ * Copyright (C) 2020 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 "PowerHalWrapperHidlV1_1Test"
+
+#include <android/hardware/power/1.1/IPower.h>
+#include <android/hardware/power/Boost.h>
+#include <android/hardware/power/IPower.h>
+#include <android/hardware/power/Mode.h>
+#include <binder/IServiceManager.h>
+
+#include <gmock/gmock.h>
+#include <gtest/gtest.h>
+
+#include <powermanager/PowerHalWrapper.h>
+
+#include <utils/Log.h>
+
+using android::hardware::power::Boost;
+using android::hardware::power::Mode;
+using android::hardware::power::V1_0::Feature;
+using android::hardware::power::V1_0::PowerHint;
+using IPowerV1_1 = android::hardware::power::V1_1::IPower;
+using IPowerV1_0 = android::hardware::power::V1_0::IPower;
+
+using namespace android;
+using namespace std::chrono_literals;
+using namespace testing;
+
+// -------------------------------------------------------------------------------------------------
+
+class MockIPowerV1_0 : public IPowerV1_0 {
+public:
+    MOCK_METHOD(hardware::Return<void>, setInteractive, (bool interactive), (override));
+    MOCK_METHOD(hardware::Return<void>, powerHint, (PowerHint hint, int32_t data), (override));
+    MOCK_METHOD(
+        hardware::Return<void>, setFeature, (Feature feature, bool activate), (override));
+    MOCK_METHOD(
+        hardware::Return<void>, getPlatformLowPowerStats,
+        (getPlatformLowPowerStats_cb _hidl_cb), (override));
+};
+
+class MockIPowerV1_1 : public IPowerV1_1 {
+public:
+    MOCK_METHOD(hardware::Return<void>, setInteractive, (bool interactive), (override));
+    MOCK_METHOD(hardware::Return<void>, powerHint, (PowerHint hint, int32_t data), (override));
+    MOCK_METHOD(
+        hardware::Return<void>, setFeature, (Feature feature, bool activate), (override));
+    MOCK_METHOD(
+        hardware::Return<void>, getPlatformLowPowerStats,
+        (getPlatformLowPowerStats_cb _hidl_cb), (override));
+    MOCK_METHOD(
+        hardware::Return<void>, powerHintAsync, (PowerHint hint, int32_t data), (override));
+    MOCK_METHOD(
+        hardware::Return<void>, getSubsystemLowPowerStats,
+        (getSubsystemLowPowerStats_cb _hidl_cb), (override));
+};
+
+// -------------------------------------------------------------------------------------------------
+
+class PowerHalWrapperHidlV1_1Test : public Test {
+public:
+    void SetUp() override;
+
+protected:
+    std::unique_ptr<PowerHalWrapper> mWrapper = nullptr;
+    sp<StrictMock<MockIPowerV1_0>> mMockHalV1_0 = nullptr;
+    sp<StrictMock<MockIPowerV1_1>> mMockHalV1_1 = nullptr;
+};
+
+// -------------------------------------------------------------------------------------------------
+
+void PowerHalWrapperHidlV1_1Test::SetUp() {
+    mMockHalV1_0 = new StrictMock<MockIPowerV1_0>();
+    mMockHalV1_1 = new StrictMock<MockIPowerV1_1>();
+    mWrapper = std::make_unique<HidlPowerHalWrapperV1_1>(mMockHalV1_0, mMockHalV1_1);
+    ASSERT_NE(mWrapper, nullptr);
+}
+
+// -------------------------------------------------------------------------------------------------
+
+TEST_F(PowerHalWrapperHidlV1_1Test, TestSetBoostSuccessful) {
+    EXPECT_CALL(*mMockHalV1_1.get(), powerHintAsync(Eq(PowerHint::INTERACTION), Eq(1000)))
+        .Times(Exactly(1));
+
+    auto result = mWrapper->setBoost(Boost::INTERACTION, 1000);
+    ASSERT_EQ(PowerHalResult::SUCCESSFUL, result);
+}
+
+TEST_F(PowerHalWrapperHidlV1_1Test, TestSetBoostFailed) {
+    EXPECT_CALL(*mMockHalV1_1.get(), powerHintAsync(Eq(PowerHint::INTERACTION), Eq(1000)))
+        .Times(Exactly(1))
+        .WillRepeatedly([](PowerHint, int32_t) {
+            return hardware::Return<void>(hardware::Status::fromExceptionCode(-1));
+        });
+
+    auto result = mWrapper->setBoost(Boost::INTERACTION, 1000);
+    ASSERT_EQ(PowerHalResult::FAILED, result);
+}
+
+TEST_F(PowerHalWrapperHidlV1_1Test, TestSetBoostUnsupported) {
+    auto result = mWrapper->setBoost(Boost::CAMERA_LAUNCH, 10);
+    ASSERT_EQ(PowerHalResult::UNSUPPORTED, result);
+}
+
+TEST_F(PowerHalWrapperHidlV1_1Test, TestSetMode) {
+    {
+        InSequence seq;
+        EXPECT_CALL(*mMockHalV1_1.get(), powerHintAsync(Eq(PowerHint::LAUNCH), Eq(1)))
+            .Times(Exactly(1));
+        EXPECT_CALL(*mMockHalV1_1.get(), powerHintAsync(Eq(PowerHint::LOW_POWER), Eq(0)))
+            .Times(Exactly(1));
+        EXPECT_CALL(*mMockHalV1_1.get(), powerHintAsync(Eq(PowerHint::SUSTAINED_PERFORMANCE), Eq(1)))
+            .Times(Exactly(1));
+        EXPECT_CALL(*mMockHalV1_1.get(), powerHintAsync(Eq(PowerHint::VR_MODE), Eq(0)))
+            .Times(Exactly(1));
+        EXPECT_CALL(*mMockHalV1_0.get(), setInteractive(Eq(true)))
+            .Times(Exactly(1));
+        EXPECT_CALL(*mMockHalV1_0.get(),
+                    setFeature(Eq(Feature::POWER_FEATURE_DOUBLE_TAP_TO_WAKE), Eq(false)))
+            .Times(Exactly(1));
+    }
+
+    auto result = mWrapper->setMode(Mode::LAUNCH, true);
+    ASSERT_EQ(PowerHalResult::SUCCESSFUL, result);
+    result = mWrapper->setMode(Mode::LOW_POWER, false);
+    ASSERT_EQ(PowerHalResult::SUCCESSFUL, result);
+    result = mWrapper->setMode(Mode::SUSTAINED_PERFORMANCE, true);
+    ASSERT_EQ(PowerHalResult::SUCCESSFUL, result);
+    result = mWrapper->setMode(Mode::VR, false);
+    ASSERT_EQ(PowerHalResult::SUCCESSFUL, result);
+    result = mWrapper->setMode(Mode::INTERACTIVE, true);
+    ASSERT_EQ(PowerHalResult::SUCCESSFUL, result);
+    result = mWrapper->setMode(Mode::DOUBLE_TAP_TO_WAKE, false);
+    ASSERT_EQ(PowerHalResult::SUCCESSFUL, result);
+}
+
+TEST_F(PowerHalWrapperHidlV1_1Test, TestSetModeFailed) {
+    EXPECT_CALL(*mMockHalV1_1.get(), powerHintAsync(Eq(PowerHint::LAUNCH), Eq(1)))
+        .Times(Exactly(1))
+        .WillRepeatedly([](PowerHint, int32_t) {
+            return hardware::Return<void>(hardware::Status::fromExceptionCode(-1));
+        });
+
+    auto result = mWrapper->setMode(Mode::LAUNCH, 1);
+    ASSERT_EQ(PowerHalResult::FAILED, result);
+}
+
+TEST_F(PowerHalWrapperHidlV1_1Test, TestSetModeIgnored) {
+    auto result = mWrapper->setMode(Mode::CAMERA_STREAMING_HIGH, true);
+    ASSERT_EQ(PowerHalResult::UNSUPPORTED, result);
+}
diff --git a/services/surfaceflinger/CompositionEngine/src/Output.cpp b/services/surfaceflinger/CompositionEngine/src/Output.cpp
index e8f54f5..b07c904 100644
--- a/services/surfaceflinger/CompositionEngine/src/Output.cpp
+++ b/services/surfaceflinger/CompositionEngine/src/Output.cpp
@@ -921,9 +921,8 @@
 
     const nsecs_t renderEngineStart = systemTime();
     status_t status =
-            renderEngine.drawLayers(clientCompositionDisplay, clientCompositionLayerPointers,
-                                    buf->getNativeBuffer(), /*useFramebufferCache=*/true,
-                                    std::move(fd), &readyFence);
+            renderEngine.drawLayers(clientCompositionDisplay, clientCompositionLayerPointers, buf,
+                                    /*useFramebufferCache=*/true, std::move(fd), &readyFence);
 
     if (status != NO_ERROR && mClientCompositionRequestCache) {
         // If rendering was not successful, remove the request from the cache.
diff --git a/services/surfaceflinger/DisplayHardware/DisplayIdentification.cpp b/services/surfaceflinger/DisplayHardware/DisplayIdentification.cpp
index 4dfc743..52a6380 100644
--- a/services/surfaceflinger/DisplayHardware/DisplayIdentification.cpp
+++ b/services/surfaceflinger/DisplayHardware/DisplayIdentification.cpp
@@ -71,12 +71,8 @@
 
 DeviceProductInfo buildDeviceProductInfo(const Edid& edid) {
     DeviceProductInfo info;
-    std::copy(edid.displayName.begin(), edid.displayName.end(), info.name.begin());
-    info.name[edid.displayName.size()] = '\0';
-
-    const auto productId = std::to_string(edid.productId);
-    std::copy(productId.begin(), productId.end(), info.productId.begin());
-    info.productId[productId.size()] = '\0';
+    info.name.assign(edid.displayName);
+    info.productId = std::to_string(edid.productId);
     info.manufacturerPnpId = edid.pnpId;
 
     constexpr uint8_t kModelYearFlag = 0xff;
@@ -99,8 +95,6 @@
     if (edid.cea861Block && edid.cea861Block->hdmiVendorDataBlock) {
         const auto& address = edid.cea861Block->hdmiVendorDataBlock->physicalAddress;
         info.relativeAddress = {address.a, address.b, address.c, address.d};
-    } else {
-        info.relativeAddress = DeviceProductInfo::NO_RELATIVE_ADDRESS;
     }
     return info;
 }
@@ -238,7 +232,6 @@
 
     constexpr size_t kDescriptorCount = 4;
     constexpr size_t kDescriptorLength = 18;
-    static_assert(kDescriptorLength - kEdidHeaderLength < DeviceProductInfo::TEXT_BUFFER_SIZE);
 
     for (size_t i = 0; i < kDescriptorCount; i++) {
         if (view.size() < kDescriptorLength) {
diff --git a/services/surfaceflinger/Layer.cpp b/services/surfaceflinger/Layer.cpp
index 752407a..fe59d73 100644
--- a/services/surfaceflinger/Layer.cpp
+++ b/services/surfaceflinger/Layer.cpp
@@ -2201,6 +2201,7 @@
         layerInfo->set_effective_scaling_mode(getEffectiveScalingMode());
 
         layerInfo->set_corner_radius(getRoundedCornerState().radius);
+        layerInfo->set_background_blur_radius(getBackgroundBlurRadius());
         LayerProtoHelper::writeToProto(transform, layerInfo->mutable_transform());
         LayerProtoHelper::writePositionToProto(transform.tx(), transform.ty(),
                                                [&]() { return layerInfo->mutable_position(); });
diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index 87e73a0..1b9ddb1 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -27,7 +27,7 @@
 #include <android/hardware/configstore/1.0/ISurfaceFlingerConfigs.h>
 #include <android/hardware/configstore/1.1/ISurfaceFlingerConfigs.h>
 #include <android/hardware/configstore/1.1/types.h>
-#include <android/hardware/power/1.0/IPower.h>
+#include <android/hardware/power/Boost.h>
 #include <android/native_window.h>
 #include <binder/IPCThreadState.h>
 #include <binder/IServiceManager.h>
@@ -133,7 +133,7 @@
 using namespace android::hardware::configstore::V1_0;
 using namespace android::sysprop;
 
-using android::hardware::power::V1_0::PowerHint;
+using android::hardware::power::Boost;
 using base::StringAppendF;
 using ui::ColorMode;
 using ui::Dataspace;
@@ -387,6 +387,10 @@
     const size_t defaultListSize = ISurfaceComposer::MAX_LAYERS;
     auto listSize = property_get_int32("debug.sf.max_igbp_list_size", int32_t(defaultListSize));
     mMaxGraphicBufferProducerListSize = (listSize > 0) ? size_t(listSize) : defaultListSize;
+    mGraphicBufferProducerListSizeLogThreshold =
+            std::max(static_cast<int>(0.95 *
+                                      static_cast<double>(mMaxGraphicBufferProducerListSize)),
+                     1);
 
     property_get("debug.sf.luma_sampling", value, "1");
     mLumaSampling = atoi(value);
@@ -1504,10 +1508,10 @@
             .get();
 }
 
-status_t SurfaceFlinger::notifyPowerHint(int32_t hintId) {
-    PowerHint powerHint = static_cast<PowerHint>(hintId);
+status_t SurfaceFlinger::notifyPowerBoost(int32_t boostId) {
+    Boost powerBoost = static_cast<Boost>(boostId);
 
-    if (powerHint == PowerHint::INTERACTION) {
+    if (powerBoost == Boost::INTERACTION) {
         mScheduler->notifyTouchEvent();
     }
 
@@ -3178,6 +3182,11 @@
                                 "Suspected IGBP leak: %zu IGBPs (%zu max), %zu Layers",
                                 mGraphicBufferProducerList.size(),
                                 mMaxGraphicBufferProducerListSize, mNumLayers.load());
+            if (mGraphicBufferProducerList.size() > mGraphicBufferProducerListSizeLogThreshold) {
+                ALOGW("Suspected IGBP leak: %zu IGBPs (%zu max), %zu Layers",
+                      mGraphicBufferProducerList.size(), mMaxGraphicBufferProducerListSize,
+                      mNumLayers.load());
+            }
         }
         mLayersAdded = true;
     }
@@ -4670,7 +4679,7 @@
         StringAppendF(&result, "Composition layers\n");
         mDrawingState.traverseInZOrder([&](Layer* layer) {
             auto* compositionState = layer->getCompositionState();
-            if (!compositionState) return;
+            if (!compositionState || !compositionState->isVisible) return;
 
             android::base::StringAppendF(&result, "* Layer %p (%s)\n", layer,
                                          layer->getDebugName() ? layer->getDebugName()
@@ -4834,7 +4843,7 @@
         case GET_DISPLAYED_CONTENT_SAMPLING_ATTRIBUTES:
         case SET_DISPLAY_CONTENT_SAMPLING_ENABLED:
         case GET_DISPLAYED_CONTENT_SAMPLE:
-        case NOTIFY_POWER_HINT:
+        case NOTIFY_POWER_BOOST:
         case SET_GLOBAL_SHADOW_SETTINGS:
         case ACQUIRE_FRAME_RATE_FLEXIBILITY_TOKEN: {
             // ACQUIRE_FRAME_RATE_FLEXIBILITY_TOKEN is used by CTS tests, which acquire the
@@ -5711,8 +5720,9 @@
 
 void SurfaceFlinger::renderScreenImplLocked(const RenderArea& renderArea,
                                             TraverseLayersFunction traverseLayers,
-                                            ANativeWindowBuffer* buffer, bool useIdentityTransform,
-                                            bool regionSampling, int* outSyncFd) {
+                                            const sp<GraphicBuffer>& buffer,
+                                            bool useIdentityTransform, bool regionSampling,
+                                            int* outSyncFd) {
     ATRACE_CALL();
 
     const auto reqWidth = renderArea.getReqWidth();
@@ -5809,7 +5819,7 @@
 
 status_t SurfaceFlinger::captureScreenImplLocked(const RenderArea& renderArea,
                                                  TraverseLayersFunction traverseLayers,
-                                                 ANativeWindowBuffer* buffer,
+                                                 const sp<GraphicBuffer>& buffer,
                                                  bool useIdentityTransform, bool forSystem,
                                                  int* outSyncFd, bool regionSampling,
                                                  bool& outCapturedSecureLayers) {
diff --git a/services/surfaceflinger/SurfaceFlinger.h b/services/surfaceflinger/SurfaceFlinger.h
index f3984ed..4b5a843 100644
--- a/services/surfaceflinger/SurfaceFlinger.h
+++ b/services/surfaceflinger/SurfaceFlinger.h
@@ -505,7 +505,7 @@
     status_t getDisplayBrightnessSupport(const sp<IBinder>& displayToken,
                                          bool* outSupport) const override;
     status_t setDisplayBrightness(const sp<IBinder>& displayToken, float brightness) override;
-    status_t notifyPowerHint(int32_t hintId) override;
+    status_t notifyPowerBoost(int32_t boostId) override;
     status_t setGlobalShadowSettings(const half4& ambientColor, const half4& spotColor,
                                      float lightPosY, float lightPosZ, float lightRadius) override;
     status_t setFrameRate(const sp<IGraphicBufferProducer>& surface, float frameRate,
@@ -715,7 +715,7 @@
     using TraverseLayersFunction = std::function<void(const LayerVector::Visitor&)>;
 
     void renderScreenImplLocked(const RenderArea& renderArea, TraverseLayersFunction traverseLayers,
-                                ANativeWindowBuffer* buffer, bool useIdentityTransform,
+                                const sp<GraphicBuffer>& buffer, bool useIdentityTransform,
                                 bool regionSampling, int* outSyncFd);
     status_t captureScreenCommon(RenderArea& renderArea, TraverseLayersFunction traverseLayers,
                                  sp<GraphicBuffer>* outBuffer, const ui::PixelFormat reqPixelFormat,
@@ -727,7 +727,7 @@
     const sp<DisplayDevice> getDisplayByLayerStack(uint64_t layerStack);
     status_t captureScreenImplLocked(const RenderArea& renderArea,
                                      TraverseLayersFunction traverseLayers,
-                                     ANativeWindowBuffer* buffer, bool useIdentityTransform,
+                                     const sp<GraphicBuffer>& buffer, bool useIdentityTransform,
                                      bool forSystem, int* outSyncFd, bool regionSampling,
                                      bool& outCapturedSecureLayers);
     void traverseLayersInDisplay(const sp<const DisplayDevice>& display,
@@ -1006,6 +1006,10 @@
     // Can't be unordered_set because wp<> isn't hashable
     std::set<wp<IBinder>> mGraphicBufferProducerList;
     size_t mMaxGraphicBufferProducerListSize = ISurfaceComposer::MAX_LAYERS;
+    // If there are more GraphicBufferProducers tracked by SurfaceFlinger than
+    // this threshold, then begin logging.
+    size_t mGraphicBufferProducerListSizeLogThreshold =
+            static_cast<size_t>(0.95 * static_cast<double>(MAX_LAYERS));
 
     void removeGraphicBufferProducerAsync(const wp<IBinder>&);
 
diff --git a/services/surfaceflinger/tests/unittests/CompositionTest.cpp b/services/surfaceflinger/tests/unittests/CompositionTest.cpp
index 8713b2b..2785397 100644
--- a/services/surfaceflinger/tests/unittests/CompositionTest.cpp
+++ b/services/surfaceflinger/tests/unittests/CompositionTest.cpp
@@ -348,7 +348,7 @@
         EXPECT_CALL(*test->mRenderEngine, drawLayers)
                 .WillRepeatedly([](const renderengine::DisplaySettings& displaySettings,
                                    const std::vector<const renderengine::LayerSettings*>&,
-                                   ANativeWindowBuffer*, const bool, base::unique_fd&&,
+                                   const sp<GraphicBuffer>&, const bool, base::unique_fd&&,
                                    base::unique_fd*) -> status_t {
                     EXPECT_EQ(DEFAULT_DISPLAY_MAX_LUMINANCE, displaySettings.maxLuminance);
                     EXPECT_EQ(Rect(DEFAULT_DISPLAY_WIDTH, DEFAULT_DISPLAY_HEIGHT),
@@ -397,7 +397,7 @@
         EXPECT_CALL(*test->mRenderEngine, drawLayers)
                 .WillRepeatedly([](const renderengine::DisplaySettings& displaySettings,
                                    const std::vector<const renderengine::LayerSettings*>&,
-                                   ANativeWindowBuffer*, const bool, base::unique_fd&&,
+                                   const sp<GraphicBuffer>&, const bool, base::unique_fd&&,
                                    base::unique_fd*) -> status_t {
                     EXPECT_EQ(DEFAULT_DISPLAY_MAX_LUMINANCE, displaySettings.maxLuminance);
                     EXPECT_EQ(Rect(DEFAULT_DISPLAY_WIDTH, DEFAULT_DISPLAY_HEIGHT),
@@ -648,7 +648,7 @@
         EXPECT_CALL(*test->mRenderEngine, drawLayers)
                 .WillOnce([](const renderengine::DisplaySettings& displaySettings,
                              const std::vector<const renderengine::LayerSettings*>& layerSettings,
-                             ANativeWindowBuffer*, const bool, base::unique_fd&&,
+                             const sp<GraphicBuffer>&, const bool, base::unique_fd&&,
                              base::unique_fd*) -> status_t {
                     EXPECT_EQ(DEFAULT_DISPLAY_MAX_LUMINANCE, displaySettings.maxLuminance);
                     EXPECT_EQ(Rect(DEFAULT_DISPLAY_WIDTH, DEFAULT_DISPLAY_HEIGHT),
@@ -697,7 +697,7 @@
         EXPECT_CALL(*test->mRenderEngine, drawLayers)
                 .WillOnce([](const renderengine::DisplaySettings& displaySettings,
                              const std::vector<const renderengine::LayerSettings*>& layerSettings,
-                             ANativeWindowBuffer*, const bool, base::unique_fd&&,
+                             const sp<GraphicBuffer>&, const bool, base::unique_fd&&,
                              base::unique_fd*) -> status_t {
                     EXPECT_EQ(DEFAULT_DISPLAY_MAX_LUMINANCE, displaySettings.maxLuminance);
                     EXPECT_EQ(Rect(DEFAULT_DISPLAY_WIDTH, DEFAULT_DISPLAY_HEIGHT),
@@ -775,7 +775,7 @@
         EXPECT_CALL(*test->mRenderEngine, drawLayers)
                 .WillOnce([](const renderengine::DisplaySettings& displaySettings,
                              const std::vector<const renderengine::LayerSettings*>& layerSettings,
-                             ANativeWindowBuffer*, const bool, base::unique_fd&&,
+                             const sp<GraphicBuffer>&, const bool, base::unique_fd&&,
                              base::unique_fd*) -> status_t {
                     EXPECT_EQ(DEFAULT_DISPLAY_MAX_LUMINANCE, displaySettings.maxLuminance);
                     EXPECT_EQ(Rect(DEFAULT_DISPLAY_WIDTH, DEFAULT_DISPLAY_HEIGHT),
diff --git a/services/surfaceflinger/tests/unittests/DisplayIdentificationTest.cpp b/services/surfaceflinger/tests/unittests/DisplayIdentificationTest.cpp
index 2a0e913..cc6a60c 100644
--- a/services/surfaceflinger/tests/unittests/DisplayIdentificationTest.cpp
+++ b/services/surfaceflinger/tests/unittests/DisplayIdentificationTest.cpp
@@ -22,6 +22,8 @@
 
 #include "DisplayHardware/DisplayIdentification.h"
 
+using ::testing::ElementsAre;
+
 namespace android {
 namespace {
 
@@ -312,86 +314,85 @@
     using ManufactureYear = DeviceProductInfo::ManufactureYear;
     using ManufactureWeekAndYear = DeviceProductInfo::ManufactureWeekAndYear;
     using ModelYear = DeviceProductInfo::ModelYear;
-    using RelativeAddress = DeviceProductInfo::RelativeAddress;
 
     {
         const auto displayIdInfo = parseDisplayIdentificationData(0, getInternalEdid());
         ASSERT_TRUE(displayIdInfo);
         ASSERT_TRUE(displayIdInfo->deviceProductInfo);
         const auto& info = *displayIdInfo->deviceProductInfo;
-        EXPECT_STREQ("", info.name.data());
+        EXPECT_EQ("", info.name);
         EXPECT_STREQ("SEC", info.manufacturerPnpId.data());
-        EXPECT_STREQ("12610", info.productId.data());
+        EXPECT_EQ("12610", info.productId);
         ASSERT_TRUE(std::holds_alternative<ManufactureYear>(info.manufactureOrModelDate));
         EXPECT_EQ(2011, std::get<ManufactureYear>(info.manufactureOrModelDate).year);
-        EXPECT_EQ(DeviceProductInfo::NO_RELATIVE_ADDRESS, info.relativeAddress);
+        EXPECT_TRUE(info.relativeAddress.empty());
     }
     {
         const auto displayIdInfo = parseDisplayIdentificationData(0, getExternalEdid());
         ASSERT_TRUE(displayIdInfo);
         ASSERT_TRUE(displayIdInfo->deviceProductInfo);
         const auto& info = *displayIdInfo->deviceProductInfo;
-        EXPECT_STREQ("HP ZR30w", info.name.data());
+        EXPECT_EQ("HP ZR30w", info.name);
         EXPECT_STREQ("HWP", info.manufacturerPnpId.data());
-        EXPECT_STREQ("10348", info.productId.data());
+        EXPECT_EQ("10348", info.productId);
         ASSERT_TRUE(std::holds_alternative<ManufactureWeekAndYear>(info.manufactureOrModelDate));
         const auto& date = std::get<ManufactureWeekAndYear>(info.manufactureOrModelDate);
         EXPECT_EQ(2012, date.year);
         EXPECT_EQ(2, date.week);
-        EXPECT_EQ(DeviceProductInfo::NO_RELATIVE_ADDRESS, info.relativeAddress);
+        EXPECT_TRUE(info.relativeAddress.empty());
     }
     {
         const auto displayIdInfo = parseDisplayIdentificationData(0, getExternalEedid());
         ASSERT_TRUE(displayIdInfo);
         ASSERT_TRUE(displayIdInfo->deviceProductInfo);
         const auto& info = *displayIdInfo->deviceProductInfo;
-        EXPECT_STREQ("SAMSUNG", info.name.data());
+        EXPECT_EQ("SAMSUNG", info.name);
         EXPECT_STREQ("SAM", info.manufacturerPnpId.data());
-        EXPECT_STREQ("2302", info.productId.data());
+        EXPECT_EQ("2302", info.productId);
         ASSERT_TRUE(std::holds_alternative<ManufactureWeekAndYear>(info.manufactureOrModelDate));
         const auto& date = std::get<ManufactureWeekAndYear>(info.manufactureOrModelDate);
         EXPECT_EQ(2011, date.year);
         EXPECT_EQ(41, date.week);
-        EXPECT_EQ((RelativeAddress{{2, 0, 0, 0}}), info.relativeAddress);
+        EXPECT_THAT(info.relativeAddress, ElementsAre(2, 0, 0, 0));
     }
     {
         const auto displayIdInfo = parseDisplayIdentificationData(0, getPanasonicTvEdid());
         ASSERT_TRUE(displayIdInfo);
         ASSERT_TRUE(displayIdInfo->deviceProductInfo);
         const auto& info = *displayIdInfo->deviceProductInfo;
-        EXPECT_STREQ("Panasonic-TV", info.name.data());
+        EXPECT_EQ("Panasonic-TV", info.name);
         EXPECT_STREQ("MEI", info.manufacturerPnpId.data());
-        EXPECT_STREQ("41622", info.productId.data());
+        EXPECT_EQ("41622", info.productId);
         ASSERT_TRUE(std::holds_alternative<ManufactureYear>(info.manufactureOrModelDate));
         const auto& date = std::get<ManufactureYear>(info.manufactureOrModelDate);
         EXPECT_EQ(2019, date.year);
-        EXPECT_EQ((RelativeAddress{{2, 0, 0, 0}}), info.relativeAddress);
+        EXPECT_THAT(info.relativeAddress, ElementsAre(2, 0, 0, 0));
     }
     {
         const auto displayIdInfo = parseDisplayIdentificationData(0, getHisenseTvEdid());
         ASSERT_TRUE(displayIdInfo);
         ASSERT_TRUE(displayIdInfo->deviceProductInfo);
         const auto& info = *displayIdInfo->deviceProductInfo;
-        EXPECT_STREQ("Hisense", info.name.data());
+        EXPECT_EQ("Hisense", info.name);
         EXPECT_STREQ("HEC", info.manufacturerPnpId.data());
-        EXPECT_STREQ("0", info.productId.data());
+        EXPECT_EQ("0", info.productId);
         ASSERT_TRUE(std::holds_alternative<ManufactureWeekAndYear>(info.manufactureOrModelDate));
         const auto& date = std::get<ManufactureWeekAndYear>(info.manufactureOrModelDate);
         EXPECT_EQ(2019, date.year);
         EXPECT_EQ(18, date.week);
-        EXPECT_EQ((RelativeAddress{{1, 2, 3, 4}}), info.relativeAddress);
+        EXPECT_THAT(info.relativeAddress, ElementsAre(1, 2, 3, 4));
     }
     {
         const auto displayIdInfo = parseDisplayIdentificationData(0, getCtlDisplayEdid());
         ASSERT_TRUE(displayIdInfo);
         ASSERT_TRUE(displayIdInfo->deviceProductInfo);
         const auto& info = *displayIdInfo->deviceProductInfo;
-        EXPECT_STREQ("LP2361", info.name.data());
+        EXPECT_EQ("LP2361", info.name);
         EXPECT_STREQ("CTL", info.manufacturerPnpId.data());
-        EXPECT_STREQ("9373", info.productId.data());
+        EXPECT_EQ("9373", info.productId);
         ASSERT_TRUE(std::holds_alternative<ModelYear>(info.manufactureOrModelDate));
         EXPECT_EQ(2013, std::get<ModelYear>(info.manufactureOrModelDate).year);
-        EXPECT_EQ(DeviceProductInfo::NO_RELATIVE_ADDRESS, info.relativeAddress);
+        EXPECT_TRUE(info.relativeAddress.empty());
     }
 }
 
diff --git a/services/surfaceflinger/tests/unittests/DisplayTransactionTest.cpp b/services/surfaceflinger/tests/unittests/DisplayTransactionTest.cpp
index ce5f35c..f41b10e 100644
--- a/services/surfaceflinger/tests/unittests/DisplayTransactionTest.cpp
+++ b/services/surfaceflinger/tests/unittests/DisplayTransactionTest.cpp
@@ -23,6 +23,7 @@
 
 #include <type_traits>
 
+#include <android/hardware/power/Boost.h>
 #include <compositionengine/Display.h>
 #include <compositionengine/DisplayColorProfile.h>
 #include <compositionengine/impl/Display.h>
@@ -57,6 +58,8 @@
 
 namespace hal = android::hardware::graphics::composer::hal;
 
+using android::hardware::power::Boost;
+
 using testing::_;
 using testing::AnyNumber;
 using testing::DoAll;
@@ -1347,6 +1350,30 @@
 }
 
 /* ------------------------------------------------------------------------
+ * SurfaceFlinger::notifyPowerBoost
+ */
+
+TEST_F(DisplayTransactionTest, notifyPowerBoostNotifiesTouchEvent) {
+    mFlinger.scheduler()->replaceTouchTimer(100);
+    std::this_thread::sleep_for(10ms);                  // wait for callback to be triggered
+    EXPECT_TRUE(mFlinger.scheduler()->isTouchActive()); // Starting timer activates touch
+
+    std::this_thread::sleep_for(110ms); // wait for reset touch timer to expire and trigger callback
+    EXPECT_FALSE(mFlinger.scheduler()->isTouchActive());
+
+    EXPECT_EQ(NO_ERROR, mFlinger.notifyPowerBoost(static_cast<int32_t>(Boost::CAMERA_SHOT)));
+    std::this_thread::sleep_for(10ms); // wait for callback to maybe be triggered
+    EXPECT_FALSE(mFlinger.scheduler()->isTouchActive());
+
+    std::this_thread::sleep_for(110ms); // wait for reset touch timer to expire and trigger callback
+    EXPECT_FALSE(mFlinger.scheduler()->isTouchActive());
+
+    EXPECT_EQ(NO_ERROR, mFlinger.notifyPowerBoost(static_cast<int32_t>(Boost::INTERACTION)));
+    std::this_thread::sleep_for(10ms); // wait for callback to be triggered.
+    EXPECT_TRUE(mFlinger.scheduler()->isTouchActive());
+}
+
+/* ------------------------------------------------------------------------
  * DisplayDevice::GetBestColorMode
  */
 class GetBestColorModeTest : public DisplayTransactionTest {
diff --git a/services/surfaceflinger/tests/unittests/TestableScheduler.h b/services/surfaceflinger/tests/unittests/TestableScheduler.h
index 41b5d49..806f95c 100644
--- a/services/surfaceflinger/tests/unittests/TestableScheduler.h
+++ b/services/surfaceflinger/tests/unittests/TestableScheduler.h
@@ -72,13 +72,31 @@
     auto& mutableEventControlThread() { return mEventControlThread; }
     auto& mutablePrimaryDispSync() { return mPrimaryDispSync; }
     auto& mutableHWVsyncAvailable() { return mHWVsyncAvailable; }
+
     auto mutableLayerHistory() {
         return static_cast<scheduler::impl::LayerHistory*>(mLayerHistory.get());
     }
+
     auto mutableLayerHistoryV2() {
         return static_cast<scheduler::impl::LayerHistoryV2*>(mLayerHistory.get());
     }
 
+    void replaceTouchTimer(int64_t millis) {
+        if (mTouchTimer) {
+            mTouchTimer.reset();
+        }
+        mTouchTimer.emplace(
+                std::chrono::milliseconds(millis),
+                [this] { touchTimerCallback(TimerState::Reset); },
+                [this] { touchTimerCallback(TimerState::Expired); });
+        mTouchTimer->start();
+    }
+
+    bool isTouchActive() {
+        std::lock_guard<std::mutex> lock(mFeatureStateLock);
+        return mFeatures.touch == Scheduler::TouchState::Active;
+    }
+
     ~TestableScheduler() {
         // All these pointer and container clears help ensure that GMock does
         // not report a leaked object, since the Scheduler instance may
diff --git a/services/surfaceflinger/tests/unittests/TestableSurfaceFlinger.h b/services/surfaceflinger/tests/unittests/TestableSurfaceFlinger.h
index add3327..445f04a 100644
--- a/services/surfaceflinger/tests/unittests/TestableSurfaceFlinger.h
+++ b/services/surfaceflinger/tests/unittests/TestableSurfaceFlinger.h
@@ -315,6 +315,8 @@
         return mFlinger->onInitializeDisplays();
     }
 
+    auto notifyPowerBoost(int32_t boostId) { return mFlinger->notifyPowerBoost(boostId); }
+
     // Allow reading display state without locking, as if called on the SF main thread.
     auto setPowerModeInternal(const sp<DisplayDevice>& display,
                               hal::PowerMode mode) NO_THREAD_SAFETY_ANALYSIS {
@@ -325,7 +327,7 @@
 
     auto captureScreenImplLocked(const RenderArea& renderArea,
                                  SurfaceFlinger::TraverseLayersFunction traverseLayers,
-                                 ANativeWindowBuffer* buffer, bool useIdentityTransform,
+                                 const sp<GraphicBuffer>& buffer, bool useIdentityTransform,
                                  bool forSystem, int* outSyncFd, bool regionSampling) {
         bool ignored;
         return mFlinger->captureScreenImplLocked(renderArea, traverseLayers, buffer,
diff --git a/services/vr/virtual_touchpad/Android.bp b/services/vr/virtual_touchpad/Android.bp
index dcaa663..9cf4905 100644
--- a/services/vr/virtual_touchpad/Android.bp
+++ b/services/vr/virtual_touchpad/Android.bp
@@ -14,6 +14,7 @@
 ]
 
 header_libraries = [
+    "jni_headers",
     "libdvr_headers",
 ]