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/*
* 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>
#include <testUtil.h>
#include <chrono>
using android::hardware::Return;
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 std::chrono::microseconds;
using IPower1_0 = android::hardware::power::V1_0::IPower;
using IPower1_1 = android::hardware::power::V1_1::IPower;
using namespace android;
using namespace std::chrono_literals;
// Values from types.hal from versions 1.0 to 1.3.
static constexpr int64_t FIRST_POWER_HINT = static_cast<int64_t>(PowerHint::VSYNC);
static constexpr int64_t LAST_POWER_HINT = static_cast<int64_t>(PowerHint::LAUNCH);
// Delay between oneway method calls to avoid overflowing the binder buffers.
static constexpr microseconds ONEWAY_API_DELAY = 100us;
template <class R, class I, class... Args0, class... Args1>
static void runBenchmark(benchmark::State& state, microseconds delay, Return<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()) {
Return<R> ret = (*hal.*fn)(std::forward<Args1>(args1)...);
state.PauseTiming();
if (!ret.isOk()) state.SkipWithError(ret.description().c_str());
if (delay > 0us) {
testDelaySpin(std::chrono::duration_cast<std::chrono::duration<float>>(delay).count());
}
state.ResumeTiming();
}
}
static void BM_PowerHalHidlBenchmarks_setFeature(benchmark::State& state) {
runBenchmark(state, 0us, &IPower1_0::setFeature, Feature::POWER_FEATURE_DOUBLE_TAP_TO_WAKE,
false);
}
static void BM_PowerHalHidlBenchmarks_setInteractive(benchmark::State& state) {
runBenchmark(state, 0us, &IPower1_0::setInteractive, false);
}
static void BM_PowerHalHidlBenchmarks_powerHint(benchmark::State& state) {
PowerHint powerHint = static_cast<PowerHint>(state.range(0));
runBenchmark(state, 0us, &IPower1_0::powerHint, powerHint, 0);
}
static void BM_PowerHalHidlBenchmarks_powerHintAsync(benchmark::State& state) {
PowerHint powerHint = static_cast<PowerHint>(state.range(0));
runBenchmark(state, ONEWAY_API_DELAY, &IPower1_1::powerHintAsync, powerHint, 0);
}
BENCHMARK(BM_PowerHalHidlBenchmarks_setFeature);
BENCHMARK(BM_PowerHalHidlBenchmarks_setInteractive);
BENCHMARK(BM_PowerHalHidlBenchmarks_powerHint)->DenseRange(FIRST_POWER_HINT, LAST_POWER_HINT, 1);
BENCHMARK(BM_PowerHalHidlBenchmarks_powerHintAsync)
->DenseRange(FIRST_POWER_HINT, LAST_POWER_HINT, 1);
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