Commit 31f3d4a3 authored by Bryan Wu's avatar Bryan Wu
Browse files

Blackfin arch: add dma mapping stub for musb driver port 



Signed-off-by: default avatarBryan Wu <cooloney@kernel.org>
parent 50041acb

arch/blackfin/include/asm/dma-mapping.h

+11 −0
Original line number Diff line number Diff line
@@ -80,4 +80,15 @@ extern int dma_map_sg(struct device *dev, struct scatterlist *sg, int nents, 
extern void dma_unmap_sg(struct device *dev, struct scatterlist *sg,

		      int nhwentries, enum dma_data_direction direction);



static inline void dma_sync_single_for_cpu(struct device *dev,

					dma_addr_t handle, size_t size,

					enum dma_data_direction dir)

{

}



static inline void dma_sync_single_for_device(struct device *dev,

					dma_addr_t handle, size_t size,

					enum dma_data_direction dir)

{

}

#endif				/* _BLACKFIN_DMA_MAPPING_H */