diff options
| author |   Christoph Hellwig <hch@lst.de> | 2017-05-22 11:20:18 +0200 |
|---|---|---|
| committer | Christoph Hellwig <hch@lst.de> | 2017-06-28 06:54:45 -0700 |
| commit | 418a7a7e4f05f36d6e4ab5b8548ea71f0b602140 (patch) | |
| tree | 5f09b1c6475386d085bd210f11440aab57d8b70e /arch/arm/include/asm/dma-mapping.h | |
| parent | openrisc: remove arch-specific dma_supported implementation (diff) | |
| download | linux-dev-418a7a7e4f05f36d6e4ab5b8548ea71f0b602140.tar.xz linux-dev-418a7a7e4f05f36d6e4ab5b8548ea71f0b602140.zip | |
arm: remove arch specific dma_supported implementation
And instead wire it up as method for all the dma_map_ops instances.
Note that the code seems a little fishy for dmabounce and iommu, but
for now I'd like to preserve the existing behavior 1:1.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'arch/arm/include/asm/dma-mapping.h')
| -rw-r--r-- | arch/arm/include/asm/dma-mapping.h | 3 |
1 files changed, 0 insertions, 3 deletions
diff --git a/arch/arm/include/asm/dma-mapping.h b/arch/arm/include/asm/dma-mapping.h index 52a8fd5a8edb..8dabcfdf4505 100644 --- a/arch/arm/include/asm/dma-mapping.h +++ b/arch/arm/include/asm/dma-mapping.h @@ -20,9 +20,6 @@ static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus) return &arm_dma_ops; } -#define HAVE_ARCH_DMA_SUPPORTED 1 -extern int dma_supported(struct device *dev, u64 mask); - #ifdef __arch_page_to_dma #error Please update to __arch_pfn_to_dma #endif |