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-rw-r--r--include/asm-x86/dma-mapping.h8
1 files changed, 7 insertions, 1 deletions
diff --git a/include/asm-x86/dma-mapping.h b/include/asm-x86/dma-mapping.h
index bb0378f2b933..09011546a48b 100644
--- a/include/asm-x86/dma-mapping.h
+++ b/include/asm-x86/dma-mapping.h
@@ -75,5 +75,11 @@ dma_unmap_single(struct device *dev, dma_addr_t addr, size_t size,
dma_ops->unmap_single(dev, addr, size, direction);
}
-
+static inline int
+dma_map_sg(struct device *hwdev, struct scatterlist *sg,
+ int nents, int direction)
+{
+ BUG_ON(!valid_dma_direction(direction));
+ return dma_ops->map_sg(hwdev, sg, nents, direction);
+}
#endif