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// Copyright (c) 2014 Intel Corporation 
// 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
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// See the License for the specific language governing permissions and
// limitations under the License.
#include <DisplayPlane.h>
#include <IVsyncControl.h>
#include <IBlankControl.h>
#include <common/observers/VsyncEventObserver.h>
#include <common/base/HwcLayerList.h>
#include <common/base/Drm.h>
#include <IDisplayDevice.h>
namespace android {
namespace intel {
class Hwcomposer;
// Base class for primary and external devices
class PhysicalDevice : public IDisplayDevice {
PhysicalDevice(uint32_t type, Hwcomposer& hwc, DisplayPlaneManager& dpm);
virtual ~PhysicalDevice();
virtual bool prePrepare(hwc_display_contents_1_t *display);
virtual bool prepare(hwc_display_contents_1_t *display);
virtual bool commit(hwc_display_contents_1_t *display, IDisplayContext *context);
virtual bool vsyncControl(bool enabled);
virtual bool blank(bool blank);
virtual bool getDisplaySize(int *width, int *height);
virtual bool getDisplayConfigs(uint32_t *configs,
size_t *numConfigs);
virtual bool getDisplayAttributes(uint32_t config,
const uint32_t *attributes,
int32_t *values);
virtual bool compositionComplete();
virtual bool setPowerMode(int mode);
virtual int getActiveConfig();
virtual bool setActiveConfig(int index);
// display config operations
virtual void removeDisplayConfigs();
virtual bool detectDisplayConfigs();
// device related operations
virtual bool initCheck() const { return mInitialized; }
virtual bool initialize();
virtual void deinitialize();
virtual bool isConnected() const;
virtual const char* getName() const;
virtual int getType() const;
virtual void onVsync(int64_t timestamp);
virtual void dump(Dump& d);
void onGeometryChanged(hwc_display_contents_1_t *list);
bool updateDisplayConfigs();
virtual IVsyncControl* createVsyncControl() = 0;
virtual IBlankControl* createBlankControl() = 0;
friend class VsyncEventObserver;
uint32_t mType;
const char *mName;
Hwcomposer& mHwc;
DisplayPlaneManager& mDisplayPlaneManager;
// display configs
Vector<DisplayConfig*> mDisplayConfigs;
int mActiveDisplayConfig;
IBlankControl *mBlankControl;
VsyncEventObserver *mVsyncObserver;
// layer list
HwcLayerList *mLayerList;
bool mConnected;
bool mBlank;
// lock
Mutex mLock;
// DPMS on (1) or off (0)
int mDisplayState;
bool mInitialized;
#endif /* PHYSICAL_DEVICE_H */