msm8996/sdm/libs/core/strategy.h

/*
* Copyright (c) 2014 - 2016, The Linux Foundation. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are permitted
* provided that the following conditions are met:
*    * Redistributions of source code must retain the above copyright notice, this list of
*      conditions and the following disclaimer.
*    * Redistributions in binary form must reproduce the above copyright notice, this list of
*      conditions and the following disclaimer in the documentation and/or other materials provided
*      with the distribution.
*    * Neither the name of The Linux Foundation nor the names of its contributors may be used to
*      endorse or promote products derived from this software without specific prior written
*      permission.
*
* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NON-INFRINGEMENT ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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*/

#ifndef __STRATEGY_H__
#define __STRATEGY_H__

#include <core/display_interface.h>
#include <private/extension_interface.h>

namespace sdm {

class Strategy {
 public:
  Strategy(ExtensionInterface *extension_intf, DisplayType type,
           const HWResourceInfo &hw_resource_info, const HWPanelInfo &hw_panel_info,
           const HWDisplayAttributes &hw_display_attributes);

  DisplayError Init();
  DisplayError Deinit();

  DisplayError Start(HWLayersInfo *hw_layers_info, uint32_t *max_attempts,
                     bool partial_update_enable);
  DisplayError GetNextStrategy(StrategyConstraints *constraints);
  DisplayError Stop();
  DisplayError Reconfigure(const HWPanelInfo &hw_panel_info,
                           const HWDisplayAttributes &hw_display_attributes);

 private:
  void GenerateROI();

  ExtensionInterface *extension_intf_ = NULL;
  StrategyInterface *strategy_intf_ = NULL;
  PartialUpdateInterface *partial_update_intf_ = NULL;
  DisplayType display_type_;
  HWResourceInfo hw_resource_info_;
  HWPanelInfo hw_panel_info_;
  HWLayersInfo *hw_layers_info_ = NULL;
  HWDisplayAttributes hw_display_attributes_;
  uint32_t fb_layer_index_ = 0;
  bool extn_start_success_ = false;
  bool tried_default_ = false;
};

}  // namespace sdm

#endif  // __STRATEGY_H__