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| author | Christoph Hellwig <hch@lst.de> | 2018-12-21 16:32:02 +0300 |
|---|---|---|
| committer | Christoph Hellwig <hch@lst.de> | 2019-04-08 18:52:46 +0300 |
| commit | e43e2657fe77a37b13643e2469670ecdb0ba5e10 (patch) | |
| tree | 4ee78346c28a4eb714497802b083af8064b9992e /arch/x86/include/asm/dma-mapping.h | |
| parent | d7e02a931235de0779d44c6f8d211df0eca304b8 (diff) | |
| download | linux-e43e2657fe77a37b13643e2469670ecdb0ba5e10.tar.xz | |
x86/dma: Remove the x86_dma_fallback_dev hack
Now that we removed support for the NULL device argument in the DMA API,
there is no need to cater for that in the x86 code.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'arch/x86/include/asm/dma-mapping.h')
| -rw-r--r-- | arch/x86/include/asm/dma-mapping.h | 10 |
1 files changed, 0 insertions, 10 deletions
diff --git a/arch/x86/include/asm/dma-mapping.h b/arch/x86/include/asm/dma-mapping.h index ce4d176b3d13..6b15a24930e0 100644 --- a/arch/x86/include/asm/dma-mapping.h +++ b/arch/x86/include/asm/dma-mapping.h @@ -13,14 +13,7 @@ #include <asm/swiotlb.h> #include <linux/dma-contiguous.h> -#ifdef CONFIG_ISA -# define ISA_DMA_BIT_MASK DMA_BIT_MASK(24) -#else -# define ISA_DMA_BIT_MASK DMA_BIT_MASK(32) -#endif - extern int iommu_merge; -extern struct device x86_dma_fallback_dev; extern int panic_on_overflow; extern const struct dma_map_ops *dma_ops; @@ -30,7 +23,4 @@ static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus) return dma_ops; } -bool arch_dma_alloc_attrs(struct device **dev); -#define arch_dma_alloc_attrs arch_dma_alloc_attrs - #endif |