diff options
| -rw-r--r-- | arch/x86/include/asm/dma-mapping.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/x86/include/asm/dma-mapping.h b/arch/x86/include/asm/dma-mapping.h index 4035357f5b9..3fe05046fb3 100644 --- a/arch/x86/include/asm/dma-mapping.h +++ b/arch/x86/include/asm/dma-mapping.h @@ -7,6 +7,7 @@ */ #include <linux/scatterlist.h> +#include <linux/dma-attrs.h> #include <asm/io.h> #include <asm/swiotlb.h> #include <asm-generic/dma-coherent.h> @@ -50,6 +51,13 @@ struct dma_mapping_ops { void (*unmap_sg)(struct device *hwdev, struct scatterlist *sg, int nents, int direction); + dma_addr_t (*map_page)(struct device *dev, struct page *page, + unsigned long offset, size_t size, + enum dma_data_direction dir, + struct dma_attrs *attrs); + void (*unmap_page)(struct device *dev, dma_addr_t dma_handle, + size_t size, enum dma_data_direction dir, + struct dma_attrs *attrs); int (*dma_supported)(struct device *hwdev, u64 mask); int is_phys; }; |