composer/hwc_display_virtual_dpu.h

/*
 * Copyright (c) 2019-2020, 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
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 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
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 * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef __HWC_DISPLAY_VIRTUAL_DPU_H__
#define __HWC_DISPLAY_VIRTUAL_DPU_H__

#include "hwc_display_virtual.h"

namespace sdm {

class HWCDisplayVirtualDPU : public HWCDisplayVirtual {
 public:
  HWCDisplayVirtualDPU(CoreInterface *core_intf, HWCBufferAllocator *buffer_allocator,
                       HWCCallbacks *callbacks, hwc2_display_t id, int32_t sdm_id,
                       uint32_t width, uint32_t height, float min_lum, float max_lum);
  virtual int Init();
  virtual HWC2::Error Validate(uint32_t *out_num_types, uint32_t *out_num_requests);
  virtual HWC2::Error Present(shared_ptr<Fence> *out_retire_fence);
  virtual HWC2::Error SetOutputBuffer(buffer_handle_t buf, shared_ptr<Fence> release_fence);
  virtual HWC2::Error SetPanelLuminanceAttributes(float min_lum, float max_lum);
  virtual HWC2::Error PreValidateDisplay(bool *exit_validate);
  virtual HWC2::Error PostCommitLayerStack(shared_ptr<Fence> *out_retire_fence);
  virtual HWC2::Error CommitOrPrepare(bool validate_only, shared_ptr<Fence> *out_retire_fence,
                                      uint32_t *out_num_types, uint32_t *out_num_requests,
                                      bool *needs_commit);

 private:
  int SetConfig(uint32_t width, uint32_t height);

  float min_lum_ = 0.0f;
  float max_lum_ = 0.0f;
};

}  // namespace sdm

#endif  // __HWC_DISPLAY_VIRTUAL_DPU_H__