X-Git-Url: https://git.karo-electronics.de/?a=blobdiff_plain;f=include%2Fasm-x86%2Fdma-mapping.h;h=bb0378f2b933c4adcb7662968e9a2e5f4f63764c;hb=0cb0ae68323657663e4e8c0c1ce82a5af6621bbb;hp=d320244db8af48a201ef6c16a14ba9bef141daae;hpb=22456b97148be300e25e9cb97244656775972475;p=karo-tx-linux.git

diff --git a/include/asm-x86/dma-mapping.h b/include/asm-x86/dma-mapping.h
index d320244db8af..bb0378f2b933 100644
--- a/include/asm-x86/dma-mapping.h
+++ b/include/asm-x86/dma-mapping.h
@@ -66,4 +66,14 @@ dma_map_single(struct device *hwdev, void *ptr, size_t size,
 	return dma_ops->map_single(hwdev, ptr, size, direction);
 }
 
+static inline void
+dma_unmap_single(struct device *dev, dma_addr_t addr, size_t size,
+		 int direction)
+{
+	BUG_ON(!valid_dma_direction(direction));
+	if (dma_ops->unmap_single)
+		dma_ops->unmap_single(dev, addr, size, direction);
+}
+
+
 #endif