arm64: use swiotlb_alloc and swiotlb_free

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The generic swiotlb_alloc and swiotlb_free routines already take care
of CMA allocations and adding GFP_DMA32 where needed, so use them
instead of the arm specific helpers.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Robin Murphy <robin.murphy@arm.com>

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Christoph Hellwig 2017-12-24 13:53:50 +01:00

parent ad67f5a654

commit 0d8488ac1b

2 changed files with 4 additions and 43 deletions

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1

arch/arm64/Kconfig

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46

arch/arm64/mm/dma-mapping.c

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