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Blackfin arch: add dma mapping stub for musb driver port

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Signed-off-by: Bryan Wu <cooloney@kernel.org>
This commit is contained in:
Bryan Wu 2008-09-22 20:23:55 +08:00
parent 50041acbe4
commit 31f3d4a317
1 changed files with 11 additions and 0 deletions
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11
arch/blackfin/include/asm/dma-mapping.h
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@ -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 */