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drivers: dma-coherent: Introduce default DMA pool
This patch introduces default coherent DMA pool similar to default CMA area concept. To keep other users safe code kept under CONFIG_ARM. Cc: Michal Nazarewicz <mina86@mina86.com> Cc: Marek Szyprowski <m.szyprowski@samsung.com> Cc: Rob Herring <robh+dt@kernel.org> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Suggested-by: Robin Murphy <robin.murphy@arm.com> Tested-by: Benjamin Gaignard <benjamin.gaignard@linaro.org> Tested-by: Andras Szemzo <sza@esh.hu> Tested-by: Alexandre TORGUE <alexandre.torgue@st.com> Signed-off-by: Vladimir Murzin <vladimir.murzin@arm.com> Signed-off-by: Christoph Hellwig <hch@lst.de>
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Vladimir Murzin
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Christoph Hellwig
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Jun 28, 2017
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