1 files changed, 7 insertions, 50 deletions
diff --git a/include/xen/swiotlb-xen.h b/include/xen/swiotlb-xen.h
index de8bcc641c49..808d17ad8d57 100644
--- a/include/xen/swiotlb-xen.h
+++ b/include/xen/swiotlb-xen.h
@@ -1,58 +1,15 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #ifndef __LINUX_SWIOTLB_XEN_H
 #define __LINUX_SWIOTLB_XEN_H
 
 #include <linux/swiotlb.h>
+#include <asm/xen/swiotlb-xen.h>
 
-extern int xen_swiotlb_init(int verbose, bool early);
+void xen_dma_sync_for_cpu(struct device *dev, dma_addr_t handle,
+			  size_t size, enum dma_data_direction dir);
+void xen_dma_sync_for_device(struct device *dev, dma_addr_t handle,
+			     size_t size, enum dma_data_direction dir);
 
-extern void
-*xen_swiotlb_alloc_coherent(struct device *hwdev, size_t size,
-			    dma_addr_t *dma_handle, gfp_t flags,
-			    struct dma_attrs *attrs);
-
-extern void
-xen_swiotlb_free_coherent(struct device *hwdev, size_t size,
-			  void *vaddr, dma_addr_t dma_handle,
-			  struct dma_attrs *attrs);
-
-extern dma_addr_t xen_swiotlb_map_page(struct device *dev, struct page *page,
-				       unsigned long offset, size_t size,
-				       enum dma_data_direction dir,
-				       struct dma_attrs *attrs);
-
-extern void xen_swiotlb_unmap_page(struct device *hwdev, dma_addr_t dev_addr,
-				   size_t size, enum dma_data_direction dir,
-				   struct dma_attrs *attrs);
-extern int
-xen_swiotlb_map_sg_attrs(struct device *hwdev, struct scatterlist *sgl,
-			 int nelems, enum dma_data_direction dir,
-			 struct dma_attrs *attrs);
-
-extern void
-xen_swiotlb_unmap_sg_attrs(struct device *hwdev, struct scatterlist *sgl,
-			   int nelems, enum dma_data_direction dir,
-			   struct dma_attrs *attrs);
-
-extern void
-xen_swiotlb_sync_single_for_cpu(struct device *hwdev, dma_addr_t dev_addr,
-				size_t size, enum dma_data_direction dir);
-
-extern void
-xen_swiotlb_sync_sg_for_cpu(struct device *hwdev, struct scatterlist *sg,
-			    int nelems, enum dma_data_direction dir);
-
-extern void
-xen_swiotlb_sync_single_for_device(struct device *hwdev, dma_addr_t dev_addr,
-				   size_t size, enum dma_data_direction dir);
-
-extern void
-xen_swiotlb_sync_sg_for_device(struct device *hwdev, struct scatterlist *sg,
-			       int nelems, enum dma_data_direction dir);
-
-extern int
-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 const struct dma_map_ops xen_swiotlb_dma_ops;
 
 #endif /* __LINUX_SWIOTLB_XEN_H */