x86: move dma_unmap_single to common header

[karo-tx-linux.git] / include / asm-x86 / dma-mapping_64.h

diff --git a/include/asm-x86/dma-mapping_64.h b/include/asm-x86/dma-mapping_64.h
index 6897e2a436e5cc92245a456ececbe2824bf50bc4..5d349db23c99a687decb87065903c70620f5431d 100644 (file)
--- a/include/asm-x86/dma-mapping_64.h
+++ b/include/asm-x86/dma-mapping_64.h
@@ -1,58 +1,7 @@
 #ifndef _X8664_DMA_MAPPING_H
 #define _X8664_DMA_MAPPING_H 1
 
-/*
- * IOMMU interface. See Documentation/DMA-mapping.txt and DMA-API.txt for
- * documentation.
- */
-
-
-#include <asm/scatterlist.h>
-#include <asm/io.h>
-#include <asm/swiotlb.h>
-
-struct dma_mapping_ops {
-       int             (*mapping_error)(dma_addr_t dma_addr);
-       void*           (*alloc_coherent)(struct device *dev, size_t size,
-                                dma_addr_t *dma_handle, gfp_t gfp);
-       void            (*free_coherent)(struct device *dev, size_t size,
-                                void *vaddr, dma_addr_t dma_handle);
-       dma_addr_t      (*map_single)(struct device *hwdev, void *ptr,
-                                size_t size, int direction);
-       /* like map_single, but doesn't check the device mask */
-       dma_addr_t      (*map_simple)(struct device *hwdev, char *ptr,
-                                size_t size, int direction);
-       void            (*unmap_single)(struct device *dev, dma_addr_t addr,
-                               size_t size, int direction);
-       void            (*sync_single_for_cpu)(struct device *hwdev,
-                               dma_addr_t dma_handle, size_t size,
-                               int direction);
-       void            (*sync_single_for_device)(struct device *hwdev,
-                                dma_addr_t dma_handle, size_t size,
-                               int direction);
-       void            (*sync_single_range_for_cpu)(struct device *hwdev,
-                                dma_addr_t dma_handle, unsigned long offset,
-                               size_t size, int direction);
-       void            (*sync_single_range_for_device)(struct device *hwdev,
-                               dma_addr_t dma_handle, unsigned long offset,
-                               size_t size, int direction);
-       void            (*sync_sg_for_cpu)(struct device *hwdev,
-                                struct scatterlist *sg, int nelems,
-                               int direction);
-       void            (*sync_sg_for_device)(struct device *hwdev,
-                               struct scatterlist *sg, int nelems,
-                               int direction);
-       int             (*map_sg)(struct device *hwdev, struct scatterlist *sg,
-                               int nents, int direction);
-       void            (*unmap_sg)(struct device *hwdev,
-                               struct scatterlist *sg, int nents,
-                               int direction);
-       int             (*dma_supported)(struct device *hwdev, u64 mask);
-       int             is_phys;
-};
-
 extern dma_addr_t bad_dma_address;
-extern const struct dma_mapping_ops* dma_ops;
 extern int iommu_merge;
 
 static inline int dma_mapping_error(dma_addr_t dma_addr)
@@ -74,22 +23,6 @@ extern void *dma_alloc_coherent(struct device *dev, size_t size,
 extern void dma_free_coherent(struct device *dev, size_t size, void *vaddr,
                              dma_addr_t dma_handle);
 
-static inline dma_addr_t
-dma_map_single(struct device *hwdev, void *ptr, size_t size,
-              int direction)
-{
-       BUG_ON(!valid_dma_direction(direction));
-       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));
-       dma_ops->unmap_single(dev, addr, size, direction);
-}
-
 #define dma_map_page(dev,page,offset,size,dir) \
        dma_map_single((dev), page_address(page)+(offset), (size), (dir))