sparc64: refactor the ali DMA quirk

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Do the quirk first in the dma_supported routines, as we don't need
any of the other checks for it, and remove the duplicate mask checking
that is already done by the callers.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: David S. Miller <davem@davemloft.net>

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This commit is contained in:

Christoph Hellwig 2019-02-15 09:06:31 +01:00

parent 7753a91e78

commit c54fc984da

4 changed files with 27 additions and 37 deletions

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7

arch/sparc/kernel/iommu.c

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6

arch/sparc/kernel/kernel.h

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46

arch/sparc/kernel/pci.c

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5

arch/sparc/kernel/pci_sun4v.c

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