swiotlb-xen: introduce xen_swiotlb_set_dma_mask

[linux-2.6-block.git] / include / xen / swiotlb-xen.h

diff --git a/include/xen/swiotlb-xen.h b/include/xen/swiotlb-xen.h
index de8bcc641c49ae64c6971c11b792b696216cce0a..7b644650d968aa0f541ba4b2866a69b15e998731 100644 (file)
--- a/include/xen/swiotlb-xen.h
+++ b/include/xen/swiotlb-xen.h
@@ -55,4 +55,6 @@ xen_swiotlb_dma_mapping_error(struct device *hwdev, dma_addr_t dma_addr);
 extern int
 xen_swiotlb_dma_supported(struct device *hwdev, u64 mask);
 
+extern int
+xen_swiotlb_set_dma_mask(struct device *dev, u64 dma_mask);
 #endif /* __LINUX_SWIOTLB_XEN_H */