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(parent: 44899aa) | patch
sparc: remove the mapping_error dma_map_ops method
authorChristoph Hellwig <hch@lst.de>
Wed, 21 Nov 2018 17:59:05 +0000 (18:59 +0100)
committerChristoph Hellwig <hch@lst.de>
Thu, 6 Dec 2018 14:56:40 +0000 (06:56 -0800)
commit06301c5e0a16fc4de00582986071aae2b62d6f0a
treee7add24ab5365d4956c31229892b710f4c2ef165tree
parent44899aa31ff64fac370667cb71400ddb434b8951commit | diff
sparc: remove the mapping_error dma_map_ops method

Sparc already returns (~(dma_addr_t)0x0) on mapping failures, so we can
switch over to returning DMA_MAPPING_ERROR and let the core dma-mapping
code handle the rest.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Linus Torvalds <torvalds@linux-foundation.org>
arch/sparc/kernel/iommu.c diff | blob | history
arch/sparc/kernel/iommu_common.h diff | blob | history
arch/sparc/kernel/pci_sun4v.c diff | blob | history
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