/*
 * Copyright (C) 2019 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 _EXYNOSDEVICEDRMINTERFACE_H
#define _EXYNOSDEVICEDRMINTERFACE_H

#include "resourcemanager.h"
#include "ExynosDeviceInterface.h"

using namespace android;

class ExynosDevice;
class ExynosDeviceDrmInterface : public ExynosDeviceInterface {
    public:
        ExynosDeviceDrmInterface(ExynosDevice *exynosDevice);
        virtual ~ExynosDeviceDrmInterface();
        virtual void init(ExynosDevice *exynosDevice) override;
        virtual void postInit() override;
        virtual int32_t initDisplayInterface(
                std::unique_ptr<ExynosDisplayInterface> &dispInterface) override;
        virtual void updateRestrictions() override;
        virtual int32_t registerSysfsEventHandler(
                std::shared_ptr<DrmSysfsEventHandler> handler) override;
        virtual int32_t unregisterSysfsEventHandler(int sysfsFd) override;

    protected:
        class ExynosDrmEventHandler : public DrmEventHandler,
                                      public DrmHistogramEventHandler,
                                      public DrmHistogramChannelEventHandler,
                                      public DrmContextHistogramEventHandler,
                                      public DrmTUIEventHandler,
                                      public DrmPanelIdleEventHandler,
                                      public DrmPropertyUpdateHandler {
        public:
            void handleEvent(uint64_t timestamp_us) override;
            void handleHistogramEvent(uint32_t crtc_id, void *bin) override;
            void handleHistogramChannelEvent(void *event) override;
            void handleContextHistogramEvent(void* event) override;
            void handleTUIEvent() override;
            void handleIdleEnterEvent(char const *event) override;
            void handleDrmPropertyUpdate(unsigned connector_id, unsigned prop_id) override;
            void init(ExynosDevice *exynosDevice, DrmDevice *drmDevice);

        private:
            ExynosDevice *mExynosDevice;
            DrmDevice *mDrmDevice;
        };
        ResourceManager mDrmResourceManager;
        DrmDevice *mDrmDevice;
        std::shared_ptr<ExynosDrmEventHandler> mExynosDrmEventHandler;
};

#endif //_EXYNOSDEVICEDRMINTERFACE_H