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authorBryan Wu <cooloney@kernel.org>2008-09-22 16:23:55 +0400
committerBryan Wu <cooloney@kernel.org>2008-09-22 16:23:55 +0400
commit31f3d4a317ae1541bf25d0efbf4551855bed0d5b (patch)
treef89e7c9f298ad202444ba16003408adf8ba81b59
parent50041acbe4122817fed9d76a846e78ba6f06c0b5 (diff)
downloadlinux-31f3d4a317ae1541bf25d0efbf4551855bed0d5b.tar.xz
Blackfin arch: add dma mapping stub for musb driver port
Signed-off-by: Bryan Wu <cooloney@kernel.org>
-rw-r--r--arch/blackfin/include/asm/dma-mapping.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/blackfin/include/asm/dma-mapping.h b/arch/blackfin/include/asm/dma-mapping.h
index 1a13c2fc3667..ede748d67efd 100644
--- a/arch/blackfin/include/asm/dma-mapping.h
+++ b/arch/blackfin/include/asm/dma-mapping.h
@@ -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 */