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/*
* Copyright 2022 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 "SurfaceFlingerPowerHintTest"
#include <compositionengine/Display.h>
#include <compositionengine/mock/DisplaySurface.h>
#include <gmock/gmock.h>
#include <gtest/gtest.h>
#include <renderengine/mock/RenderEngine.h>
#include <algorithm>
#include <chrono>
#include <memory>
#include "TestableSurfaceFlinger.h"
#include "mock/DisplayHardware/MockComposer.h"
#include "mock/DisplayHardware/MockPowerAdvisor.h"
#include "mock/MockEventThread.h"
#include "mock/MockTimeStats.h"
#include "mock/MockVsyncController.h"
#include "mock/system/window/MockNativeWindow.h"
using namespace android;
using namespace android::Hwc2::mock;
using namespace android::hardware::power;
using namespace std::chrono_literals;
using namespace testing;
namespace android {
namespace {
using FakeHwcDisplayInjector = TestableSurfaceFlinger::FakeHwcDisplayInjector;
using FakeDisplayDeviceInjector = TestableSurfaceFlinger::FakeDisplayDeviceInjector;
constexpr hal::HWDisplayId HWC_DISPLAY = FakeHwcDisplayInjector::DEFAULT_HWC_DISPLAY_ID;
constexpr PhysicalDisplayId DEFAULT_DISPLAY_ID = PhysicalDisplayId::fromPort(42u);
constexpr int DEFAULT_DISPLAY_WIDTH = 1920;
constexpr int DEFAULT_DISPLAY_HEIGHT = 1024;
class SurfaceFlingerPowerHintTest : public Test {
public:
void SetUp() override;
void setupScheduler();
protected:
TestableSurfaceFlinger mFlinger;
renderengine::mock::RenderEngine* mRenderEngine = new renderengine::mock::RenderEngine();
sp<DisplayDevice> mDisplay;
sp<compositionengine::mock::DisplaySurface> mDisplaySurface =
new compositionengine::mock::DisplaySurface();
mock::NativeWindow* mNativeWindow = new mock::NativeWindow();
mock::TimeStats* mTimeStats = new mock::TimeStats();
Hwc2::mock::PowerAdvisor* mPowerAdvisor = nullptr;
Hwc2::mock::Composer* mComposer = nullptr;
};
void SurfaceFlingerPowerHintTest::SetUp() {
setupScheduler();
mComposer = new Hwc2::mock::Composer();
mPowerAdvisor = new Hwc2::mock::PowerAdvisor();
mFlinger.setupRenderEngine(std::unique_ptr<renderengine::RenderEngine>(mRenderEngine));
mFlinger.setupTimeStats(std::shared_ptr<TimeStats>(mTimeStats));
mFlinger.setupComposer(std::unique_ptr<Hwc2::Composer>(mComposer));
mFlinger.setPowerHintSessionMode(true, true);
mFlinger.setupPowerAdvisor(std::unique_ptr<Hwc2::PowerAdvisor>(mPowerAdvisor));
static constexpr bool kIsPrimary = true;
FakeHwcDisplayInjector(DEFAULT_DISPLAY_ID, hal::DisplayType::PHYSICAL, kIsPrimary)
.setPowerMode(hal::PowerMode::ON)
.inject(&mFlinger, mComposer);
auto compostionEngineDisplayArgs =
compositionengine::DisplayCreationArgsBuilder()
.setId(DEFAULT_DISPLAY_ID)
.setPixels({DEFAULT_DISPLAY_WIDTH, DEFAULT_DISPLAY_HEIGHT})
.setPowerAdvisor(mPowerAdvisor)
.setName("injected display")
.build();
auto compositionDisplay =
compositionengine::impl::createDisplay(mFlinger.getCompositionEngine(),
std::move(compostionEngineDisplayArgs));
mDisplay =
FakeDisplayDeviceInjector(mFlinger, compositionDisplay,
ui::DisplayConnectionType::Internal, HWC_DISPLAY, kIsPrimary)
.setDisplaySurface(mDisplaySurface)
.setNativeWindow(mNativeWindow)
.setPowerMode(hal::PowerMode::ON)
.inject();
mFlinger.mutableActiveDisplayToken() = mDisplay->getDisplayToken();
}
void SurfaceFlingerPowerHintTest::setupScheduler() {
auto eventThread = std::make_unique<mock::EventThread>();
auto sfEventThread = std::make_unique<mock::EventThread>();
EXPECT_CALL(*eventThread, registerDisplayEventConnection(_));
EXPECT_CALL(*eventThread, createEventConnection(_, _))
.WillOnce(Return(new EventThreadConnection(eventThread.get(), /*callingUid=*/0,
ResyncCallback())));
EXPECT_CALL(*sfEventThread, registerDisplayEventConnection(_));
EXPECT_CALL(*sfEventThread, createEventConnection(_, _))
.WillOnce(Return(new EventThreadConnection(sfEventThread.get(), /*callingUid=*/0,
ResyncCallback())));
auto vsyncController = std::make_unique<mock::VsyncController>();
auto vsyncTracker = std::make_unique<mock::VSyncTracker>();
EXPECT_CALL(*vsyncTracker, nextAnticipatedVSyncTimeFrom(_)).WillRepeatedly(Return(0));
EXPECT_CALL(*vsyncTracker, currentPeriod())
.WillRepeatedly(Return(FakeHwcDisplayInjector::DEFAULT_VSYNC_PERIOD));
EXPECT_CALL(*vsyncTracker, nextAnticipatedVSyncTimeFrom(_)).WillRepeatedly(Return(0));
mFlinger.setupScheduler(std::move(vsyncController), std::move(vsyncTracker),
std::move(eventThread), std::move(sfEventThread),
TestableSurfaceFlinger::SchedulerCallbackImpl::kNoOp,
TestableSurfaceFlinger::kTwoDisplayModes);
}
TEST_F(SurfaceFlingerPowerHintTest, sendDurationsIncludingHwcWaitTime) {
ON_CALL(*mPowerAdvisor, usePowerHintSession()).WillByDefault(Return(true));
const std::chrono::nanoseconds mockVsyncPeriod = 15ms;
EXPECT_CALL(*mPowerAdvisor, setTargetWorkDuration(_)).Times(1);
const nsecs_t now = systemTime();
const std::chrono::nanoseconds mockHwcRunTime = 20ms;
EXPECT_CALL(*mDisplaySurface,
prepareFrame(compositionengine::DisplaySurface::CompositionType::Hwc))
.Times(1);
EXPECT_CALL(*mComposer, presentOrValidateDisplay(HWC_DISPLAY, _, _, _, _, _))
.WillOnce([mockHwcRunTime] {
std::this_thread::sleep_for(mockHwcRunTime);
return hardware::graphics::composer::V2_1::Error::NONE;
});
EXPECT_CALL(*mPowerAdvisor, sendActualWorkDuration()).Times(1);
static constexpr bool kVsyncId = 123; // arbitrary
mFlinger.commitAndComposite(now, kVsyncId, now + mockVsyncPeriod.count());
}
TEST_F(SurfaceFlingerPowerHintTest, inactiveOnDisplayDoze) {
ON_CALL(*mPowerAdvisor, usePowerHintSession()).WillByDefault(Return(true));
mDisplay->setPowerMode(hal::PowerMode::DOZE);
const std::chrono::nanoseconds mockVsyncPeriod = 15ms;
EXPECT_CALL(*mPowerAdvisor, setTargetWorkDuration(_)).Times(0);
const nsecs_t now = systemTime();
const std::chrono::nanoseconds mockHwcRunTime = 20ms;
EXPECT_CALL(*mDisplaySurface,
prepareFrame(compositionengine::DisplaySurface::CompositionType::Hwc))
.Times(1);
EXPECT_CALL(*mComposer, presentOrValidateDisplay(HWC_DISPLAY, _, _, _, _, _))
.WillOnce([mockHwcRunTime] {
std::this_thread::sleep_for(mockHwcRunTime);
return hardware::graphics::composer::V2_1::Error::NONE;
});
EXPECT_CALL(*mPowerAdvisor, sendActualWorkDuration()).Times(0);
static constexpr bool kVsyncId = 123; // arbitrary
mFlinger.commitAndComposite(now, kVsyncId, now + mockVsyncPeriod.count());
}
} // namespace
} // namespace android
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