diff options
Diffstat (limited to 'include/asm-alpha/dma-mapping.h')
| -rw-r--r-- | include/asm-alpha/dma-mapping.h | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/include/asm-alpha/dma-mapping.h b/include/asm-alpha/dma-mapping.h index 1919d72f4c7..75a1aff5b57 100644 --- a/include/asm-alpha/dma-mapping.h +++ b/include/asm-alpha/dma-mapping.h @@ -41,9 +41,9 @@ int dma_map_sg(struct device *dev, struct scatterlist *sg, int nents, #define dma_map_single(dev, va, size, dir) virt_to_phys(va) #define dma_map_page(dev, page, off, size, dir) (page_to_pa(page) + off) -#define dma_unmap_single(dev, addr, size, dir) do { } while (0) -#define dma_unmap_page(dev, addr, size, dir) do { } while (0) -#define dma_unmap_sg(dev, sg, nents, dir) do { } while (0) +#define dma_unmap_single(dev, addr, size, dir) ((void)0) +#define dma_unmap_page(dev, addr, size, dir) ((void)0) +#define dma_unmap_sg(dev, sg, nents, dir) ((void)0) #define dma_mapping_error(addr) (0) |