text: /*
  * Copyright (c) 2015 - 2017, 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;
  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
  
  #ifndef __RESOURCE_INTERFACE_H__
  #define __RESOURCE_INTERFACE_H__
  
  #include <core/display_interface.h>
  #include "hw_info_types.h"
  
  namespace sdm {
  
  class ResourceInterface {
   public:
    enum ResourceCmd {
      kCmdResetScalarLUT,
      kCmdMax,
    };
  
    virtual DisplayError RegisterDisplay(DisplayType type,
                                         const HWDisplayAttributes &display_attributes,
                                         const HWPanelInfo &hw_panel_info,
                                         const HWMixerAttributes &mixer_attributes,
                                         Handle *display_ctx) = 0;
    virtual DisplayError UnregisterDisplay(Handle display_ctx) = 0;
    virtual DisplayError ReconfigureDisplay(Handle display_ctx,
                                            const HWDisplayAttributes &display_attributes,
                                            const HWPanelInfo &hw_panel_info,
                                            const HWMixerAttributes &mixer_attributes) = 0;
    virtual DisplayError Start(Handle display_ctx) = 0;
    virtual DisplayError Stop(Handle display_ctx, HWLayers *hw_layers) = 0;
    virtual DisplayError Prepare(Handle display_ctx, HWLayers *hw_layers) = 0;
    virtual DisplayError PostPrepare(Handle display_ctx, HWLayers *hw_layers) = 0;
    virtual DisplayError Commit(Handle display_ctx, HWLayers *hw_layers) = 0;
    virtual DisplayError PostCommit(Handle display_ctx, HWLayers *hw_layers) = 0;
    virtual void Purge(Handle display_ctx) = 0;
    virtual DisplayError SetMaxMixerStages(Handle display_ctx, uint32_t max_mixer_stages) = 0;
    virtual DisplayError ValidateScaling(const LayerRect &crop, const LayerRect &dst,
                                         bool rotate90, BufferLayout layout,
                                         bool use_rotator_downscale) = 0;
    virtual DisplayError ValidateCursorConfig(Handle display_ctx, const Layer *layer,
                                              bool is_top) = 0;
    virtual DisplayError ValidateAndSetCursorPosition(Handle display_ctx, HWLayers *hw_layers,
                                                      int x, int y,
                                                      DisplayConfigVariableInfo *fb_config) = 0;
    virtual DisplayError SetMaxBandwidthMode(HWBwModes mode) = 0;
    virtual DisplayError GetScaleLutConfig(HWScaleLutInfo *lut_info) = 0;
    virtual DisplayError SetDetailEnhancerData(Handle display_ctx,
                                               const DisplayDetailEnhancerData &de_data) = 0;
    virtual DisplayError Perform(int cmd, ...) = 0;
    virtual ~ResourceInterface() { }
  };
  
  }  // namespace sdm
  
  #endif  // __RESOURCE_INTERFACE_H__
  
  