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dma-mapping: add a kconfig symbol for arch_setup_dma_ops availability

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Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Paul Burton <paul.burton@mips.com> # MIPS
Acked-by: Catalin Marinas <catalin.marinas@arm.com> # arm64
This commit is contained in:
Christoph Hellwig
2019-01-07 13:36:20 -05:00
parent 70ca7ba2db
commit 347cb6af87
12 changed files with 24 additions and 35 deletions
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4
arch/arm64/include/asm/dma-mapping.h
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@@ -29,10 +29,6 @@ static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus)
return NULL;
}
void arch_setup_dma_ops(struct device *dev, u64 dma_base, u64 size,
const struct iommu_ops *iommu, bool coherent);
#define arch_setup_dma_ops arch_setup_dma_ops
#ifdef CONFIG_IOMMU_DMA
void arch_teardown_dma_ops(struct device *dev);
#define arch_teardown_dma_ops arch_teardown_dma_ops