Create benchmark tests for libpowermanager

This includes benchmarks around power HAL functions (both AIDL and HIDL
versions) and ones around the controller class.

Bug: 159799891
Test: atest libpowermanager_benchmarks
Change-Id: I8b151a661986dd3a1c7f232bd84fcc63e478fc4d

7 files changed, 315 insertions, 4 deletions

diff --git a/services/powermanager/PowerHalWrapper.cpp b/services/powermanager/PowerHalWrapper.cpp
index 5f4bfed595..95f862370b 100644
--- a/services/powermanager/PowerHalWrapper.cpp
+++ b/services/powermanager/PowerHalWrapper.cpp
@@ -117,8 +117,7 @@ HalResult AidlHalWrapper::setBoost(Boost boost, int32_t durationMs) {
         bool isSupported = false;
         auto isSupportedRet = mHandle->isBoostSupported(boost, &isSupported);
         if (!isSupportedRet.isOk()) {
-            ALOGV("Skipped setBoost %s because Power HAL is not available to check "
-                  "support",
+            ALOGV("Skipped setBoost %s because Power HAL is not available to check support",
                   toString(boost).c_str());
             return HalResult::FAILED;
         }
@@ -149,8 +148,7 @@ HalResult AidlHalWrapper::setMode(Mode mode, bool enabled) {
         bool isSupported = false;
         auto isSupportedRet = mHandle->isModeSupported(mode, &isSupported);
         if (!isSupportedRet.isOk()) {
-            ALOGV("Skipped setMode %s because Power HAL is not available to check "
-                  "support",
+            ALOGV("Skipped setMode %s because Power HAL is not available to check support",
                   toString(mode).c_str());
             return HalResult::FAILED;
         }
diff --git a/services/powermanager/benchmarks/Android.bp b/services/powermanager/benchmarks/Android.bp
new file mode 100644
index 0000000000..59752693c9
--- /dev/null
+++ b/services/powermanager/benchmarks/Android.bp
@@ -0,0 +1,39 @@
+// 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_benchmark {
+    name: "libpowermanager_benchmarks",
+    srcs: [
+        "main.cpp",
+        "PowerHalAidlBenchmarks.cpp",
+        "PowerHalControllerBenchmarks.cpp",
+        "PowerHalHidlBenchmarks.cpp",
+    ],
+    shared_libs: [
+        "libbase",
+        "libbinder",
+        "libhidlbase",
+        "liblog",
+        "libpowermanager",
+        "libutils",
+        "android.hardware.power@1.0",
+        "android.hardware.power@1.1",
+        "android.hardware.power-cpp",
+    ],
+    cflags: [
+        "-Wall",
+        "-Werror",
+        "-Wextra",
+    ],
+}
diff --git a/services/powermanager/benchmarks/AndroidTest.xml b/services/powermanager/benchmarks/AndroidTest.xml
new file mode 100644
index 0000000000..40f4872c96
--- /dev/null
+++ b/services/powermanager/benchmarks/AndroidTest.xml
@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ 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.
+  -->
+<configuration description="Config for libpowermanager benchmarks">
+    <target_preparer class="com.android.tradefed.targetprep.PushFilePreparer">
+        <option name="cleanup" value="true" />
+        <option name="push" value="libpowermanager_benchmarks->/data/benchmarktest/benchmark" />
+    </target_preparer>
+    <option name="test-suite-tag" value="apct" />
+    <option name="test-suite-tag" value="apct-metric-instrumentation" />
+    <test class="com.android.tradefed.testtype.GoogleBenchmarkTest" >
+        <option name="native-benchmark-device-path" value="/data/benchmarktest" />
+        <option name="benchmark-module-name" value="benchmark" />
+    </test>
+</configuration>
diff --git a/services/powermanager/benchmarks/PowerHalAidlBenchmarks.cpp b/services/powermanager/benchmarks/PowerHalAidlBenchmarks.cpp
new file mode 100644
index 0000000000..a6dad51045
--- /dev/null
+++ b/services/powermanager/benchmarks/PowerHalAidlBenchmarks.cpp
@@ -0,0 +1,68 @@
+/*
+ * 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 "PowerHalAidlBenchmarks"
+
+#include <android/hardware/power/Boost.h>
+#include <android/hardware/power/IPower.h>
+#include <android/hardware/power/Mode.h>
+
+#include <benchmark/benchmark.h>
+
+#include <binder/IServiceManager.h>
+
+using android::hardware::power::Boost;
+using android::hardware::power::IPower;
+using android::hardware::power::Mode;
+
+using namespace android;
+
+template <class R, class... Args0, class... Args1>
+static void runBenchmark(benchmark::State& state, R (IPower::*fn)(Args0...), Args1&&... args1) {
+    sp<IPower> hal = waitForVintfService<IPower>();
+
+    if (hal == nullptr) {
+        ALOGI("Power HAL AIDL not available, skipping test...");
+        return;
+    }
+
+    while (state.KeepRunning()) {
+        (*hal.*fn)(std::forward<Args1>(args1)...);
+    }
+}
+
+static void BM_PowerHalAidlBenchmarks_isBoostSupported(benchmark::State& state) {
+    bool isSupported;
+    runBenchmark(state, &IPower::isBoostSupported, Boost::INTERACTION, &isSupported);
+}
+
+static void BM_PowerHalAidlBenchmarks_isModeSupported(benchmark::State& state) {
+    bool isSupported;
+    runBenchmark(state, &IPower::isModeSupported, Mode::INTERACTIVE, &isSupported);
+}
+
+static void BM_PowerHalAidlBenchmarks_setBoost(benchmark::State& state) {
+    runBenchmark(state, &IPower::setBoost, Boost::INTERACTION, 0);
+}
+
+static void BM_PowerHalAidlBenchmarks_setMode(benchmark::State& state) {
+    runBenchmark(state, &IPower::setMode, Mode::INTERACTIVE, false);
+}
+
+BENCHMARK(BM_PowerHalAidlBenchmarks_isBoostSupported);
+BENCHMARK(BM_PowerHalAidlBenchmarks_isModeSupported);
+BENCHMARK(BM_PowerHalAidlBenchmarks_setBoost);
+BENCHMARK(BM_PowerHalAidlBenchmarks_setMode);
diff --git a/services/powermanager/benchmarks/PowerHalControllerBenchmarks.cpp b/services/powermanager/benchmarks/PowerHalControllerBenchmarks.cpp
new file mode 100644
index 0000000000..a3a1f4e171
--- /dev/null
+++ b/services/powermanager/benchmarks/PowerHalControllerBenchmarks.cpp
@@ -0,0 +1,88 @@
+/*
+ * 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 "PowerHalControllerBenchmarks"
+
+#include <android/hardware/power/Boost.h>
+#include <android/hardware/power/Mode.h>
+
+#include <benchmark/benchmark.h>
+
+#include <powermanager/PowerHalController.h>
+
+using android::hardware::power::Boost;
+using android::hardware::power::Mode;
+using android::power::PowerHalController;
+
+using namespace android;
+
+static void BM_PowerHalControllerBenchmarks_init(benchmark::State& state) {
+    while (state.KeepRunning()) {
+        PowerHalController controller;
+        controller.init();
+    }
+}
+
+static void BM_PowerHalControllerBenchmarks_initCached(benchmark::State& state) {
+    PowerHalController controller;
+    // First connection out of test.
+    controller.init();
+
+    while (state.KeepRunning()) {
+        controller.init();
+    }
+}
+
+static void BM_PowerHalControllerBenchmarks_setBoost(benchmark::State& state) {
+    while (state.KeepRunning()) {
+        PowerHalController controller;
+        controller.setBoost(Boost::INTERACTION, 0);
+    }
+}
+
+static void BM_PowerHalControllerBenchmarks_setBoostCached(benchmark::State& state) {
+    PowerHalController controller;
+    // First call out of test, to cache supported boost.
+    controller.setBoost(Boost::INTERACTION, 0);
+
+    while (state.KeepRunning()) {
+        controller.setBoost(Boost::INTERACTION, 0);
+    }
+}
+
+static void BM_PowerHalControllerBenchmarks_setMode(benchmark::State& state) {
+    while (state.KeepRunning()) {
+        PowerHalController controller;
+        controller.setMode(Mode::INTERACTIVE, false);
+    }
+}
+
+static void BM_PowerHalControllerBenchmarks_setModeCached(benchmark::State& state) {
+    PowerHalController controller;
+    // First call out of test, to cache supported mode.
+    controller.setMode(Mode::INTERACTIVE, false);
+
+    while (state.KeepRunning()) {
+        controller.setMode(Mode::INTERACTIVE, false);
+    }
+}
+
+BENCHMARK(BM_PowerHalControllerBenchmarks_init);
+BENCHMARK(BM_PowerHalControllerBenchmarks_initCached);
+BENCHMARK(BM_PowerHalControllerBenchmarks_setBoost);
+BENCHMARK(BM_PowerHalControllerBenchmarks_setBoostCached);
+BENCHMARK(BM_PowerHalControllerBenchmarks_setMode);
+BENCHMARK(BM_PowerHalControllerBenchmarks_setModeCached);
diff --git a/services/powermanager/benchmarks/PowerHalHidlBenchmarks.cpp b/services/powermanager/benchmarks/PowerHalHidlBenchmarks.cpp
new file mode 100644
index 0000000000..5542ac4326
--- /dev/null
+++ b/services/powermanager/benchmarks/PowerHalHidlBenchmarks.cpp
@@ -0,0 +1,71 @@
+/*
+ * 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 "PowerHalHidlBenchmarks"
+
+#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 <benchmark/benchmark.h>
+
+#include <hardware/power.h>
+#include <hardware_legacy/power.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 IPower1_0 = android::hardware::power::V1_0::IPower;
+using IPower1_1 = android::hardware::power::V1_1::IPower;
+
+using namespace android;
+
+template <class R, class I, class... Args0, class... Args1>
+static void runBenchmark(benchmark::State& state, R (I::*fn)(Args0...), Args1&&... args1) {
+    sp<I> hal = I::getService();
+
+    if (hal == nullptr) {
+        ALOGI("Power HAL HIDL not available, skipping test...");
+        return;
+    }
+
+    while (state.KeepRunning()) {
+        (*hal.*fn)(std::forward<Args1>(args1)...);
+    }
+}
+
+static void BM_PowerHalHidlBenchmarks_setFeature(benchmark::State& state) {
+    runBenchmark(state, &IPower1_0::setFeature, Feature::POWER_FEATURE_DOUBLE_TAP_TO_WAKE, false);
+}
+
+static void BM_PowerHalHidlBenchmarks_setInteractive(benchmark::State& state) {
+    runBenchmark(state, &IPower1_0::setInteractive, false);
+}
+
+static void BM_PowerHalHidlBenchmarks_powerHint(benchmark::State& state) {
+    runBenchmark(state, &IPower1_0::powerHint, PowerHint::INTERACTION, 0);
+}
+
+static void BM_PowerHalHidlBenchmarks_powerHintAsync(benchmark::State& state) {
+    runBenchmark(state, &IPower1_1::powerHintAsync, PowerHint::INTERACTION, 0);
+}
+
+BENCHMARK(BM_PowerHalHidlBenchmarks_setFeature);
+BENCHMARK(BM_PowerHalHidlBenchmarks_setInteractive);
+BENCHMARK(BM_PowerHalHidlBenchmarks_powerHint);
+BENCHMARK(BM_PowerHalHidlBenchmarks_powerHintAsync);
diff --git a/services/powermanager/benchmarks/main.cpp b/services/powermanager/benchmarks/main.cpp
new file mode 100644
index 0000000000..15c57bf1be
--- /dev/null
+++ b/services/powermanager/benchmarks/main.cpp
@@ -0,0 +1,19 @@
+/*
+ * 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 <benchmark/benchmark.h>
+
+BENCHMARK_MAIN();