src/graphics/drivers/msd-intel-gen/src/render_init_batch.h

// Copyright 2016 The Fuchsia Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef RENDER_INIT_BATCH_H
#define RENDER_INIT_BATCH_H

#include <stdint.h>

#include <memory>

#include "address_space.h"
#include "gpu_mapping.h"
#include "msd_intel_buffer.h"

class RenderInitBatch {
 public:
  RenderInitBatch(uint32_t batch_size, const uint32_t batch_array[], uint32_t relocation_count,
                  const uint32_t relocation_array[])
      : batch_size_(batch_size),
        batch_(batch_array),
        relocation_count_(relocation_count),
        relocs_(relocation_array) {}

  uint32_t size() { return batch_size_; }

  std::unique_ptr<GpuMapping> Init(std::unique_ptr<MsdIntelBuffer> buffer,
                                   std::shared_ptr<AddressSpace> address_space);

 private:
  const uint32_t batch_size_;
  const uint32_t* batch_;

  const uint32_t relocation_count_;
  const uint32_t* relocs_;

  friend class TestRenderInitBatch;
};

class RenderInitBatchGen8 : public RenderInitBatch {
 public:
  RenderInitBatchGen8() : RenderInitBatch(batch_size_, batch_, relocation_count_, relocs_) {}

 private:
  static const uint32_t batch_size_;
  static const uint32_t batch_[];

  static const uint32_t relocation_count_;
  static const uint32_t relocs_[];
};

class RenderInitBatchGen9 : public RenderInitBatch {
 public:
  RenderInitBatchGen9() : RenderInitBatch(batch_size_, batch_, relocation_count_, relocs_) {}

 private:
  static const uint32_t batch_size_;
  static const uint32_t batch_[];

  static const uint32_t relocation_count_;
  static const uint32_t relocs_[];
};

#endif  // RENDER_INIT_BATCH_H