From 4d92fbf231fe23ec07d18820a141c573a7f5017a Mon Sep 17 00:00:00 2001 From: Glauber Costa Date: Tue, 25 Mar 2008 18:36:32 -0300 Subject: x86: move dma_map_page and dma_unmap_page to common header They are similar enough to do this move. the macro version is ugly, and we use inline functions instead. Signed-off-by: Glauber Costa Signed-off-by: Ingo Molnar Signed-off-by: Thomas Gleixner --- include/asm-x86/dma-mapping.h | 14 ++++++++++++++ 1 file changed, 14 insertions(+) (limited to 'include/asm-x86/dma-mapping.h') diff --git a/include/asm-x86/dma-mapping.h b/include/asm-x86/dma-mapping.h index 3ea3802ff1a..b5a413acac9 100644 --- a/include/asm-x86/dma-mapping.h +++ b/include/asm-x86/dma-mapping.h @@ -169,4 +169,18 @@ dma_sync_sg_for_device(struct device *hwdev, struct scatterlist *sg, flush_write_buffers(); } + +static inline dma_addr_t dma_map_page(struct device *dev, struct page *page, + size_t offset, size_t size, + int direction) +{ + return dma_map_single(dev, page_address(page)+offset, size, direction); +} + +static inline void dma_unmap_page(struct device *dev, dma_addr_t addr, + size_t size, int direction) +{ + dma_unmap_single(dev, addr, size, direction); +} + #endif -- cgit v1.2.3-70-g09d2