x86: remove arch specific dma_supported implementation

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And instead wire it up as method for all the dma_map_ops instances.

Note that this also means the arch specific check will be fully instead
of partially applied in the AMD iommu driver.

Signed-off-by: Christoph Hellwig <hch@lst.de>

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This commit is contained in:

Christoph Hellwig 2017-05-22 11:38:27 +02:00

parent 418a7a7e4f

commit 5860acc1a9

9 changed files with 13 additions and 11 deletions

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3

arch/x86/include/asm/dma-mapping.h

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arch/x86/include/asm/iommu.h

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arch/x86/kernel/amd_gart_64.c

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arch/x86/kernel/pci-calgary_64.c

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arch/x86/kernel/pci-dma.c

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arch/x86/kernel/pci-nommu.c

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arch/x86/pci/sta2x11-fixup.c

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drivers/iommu/amd_iommu.c

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drivers/iommu/intel-iommu.c

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