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/* SPDX-License-Identifier: LGPL-2.1-or-later */
/*
* Copyright (C) 2020, Raspberry Pi (Trading) Limited
*
* dma_heaps.h - Helper class for dma-heap allocations.
*/
#pragma once
#include <libcamera/base/file_descriptor.h>
namespace libcamera {
namespace RPi {
class DmaHeap
{
public:
DmaHeap();
~DmaHeap();
bool isValid() const { return dmaHeapHandle_ > -1; }
FileDescriptor alloc(const char *name, std::size_t size);
private:
int dmaHeapHandle_;
};
} /* namespace RPi */
} /* namespace libcamera */
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