ARM: dma-mapping: add support for DMA_ATTR_FORCE_CONTIGUOUS attribute

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This patch adds support for DMA_ATTR_FORCE_CONTIGUOUS attribute for
dma_alloc_attrs() in IOMMU-aware implementation. For allocating physically
contiguous buffers Contiguous Memory Allocator is used.

Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>

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Marek Szyprowski 2012-10-15 16:03:52 +02:00 • committed by Inki Dae

parent 4b9347dcbe

commit 549a17e447

1 changed files with 33 additions and 8 deletions

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arch/arm/mm/dma-mapping.c

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