6062ada2f5
DmaHeap class is useful outside the RPi pipeline handler too. Move dma_heaps.h and dma_heaps.cpp to common directories. Update the build files and RPi vc4 pipeline handler accordingly. Tested-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org> # sc8280xp Lenovo x13s Tested-by: Pavel Machek <pavel@ucw.cz> Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com> Reviewed-by: Naushir Patuck <naush@raspberrypi.com> Reviewed-by: Pavel Machek <pavel@ucw.cz> Reviewed-by: Milan Zamazal <mzamazal@redhat.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Andrey Konovalov <andrey.konovalov@linaro.org> Signed-off-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
29 lines
482 B
C++
29 lines
482 B
C++
/* SPDX-License-Identifier: LGPL-2.1-or-later */
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/*
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* Copyright (C) 2020, Raspberry Pi Ltd
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*
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* dma_heaps.h - Helper class for dma-heap allocations.
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*/
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#pragma once
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#include <stddef.h>
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#include <libcamera/base/unique_fd.h>
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namespace libcamera {
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class DmaHeap
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{
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public:
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DmaHeap();
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~DmaHeap();
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bool isValid() const { return dmaHeapHandle_.isValid(); }
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UniqueFD alloc(const char *name, std::size_t size);
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private:
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UniqueFD dmaHeapHandle_;
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};
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} /* namespace libcamera */
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