+extern int dma_debug_resize_entries(u32 num_entries);
+
+extern void debug_dma_map_page(struct device *dev, struct page *page,
+ size_t offset, size_t size,
+ int direction, dma_addr_t dma_addr,
+ bool map_single);
+
+extern void debug_dma_unmap_page(struct device *dev, dma_addr_t addr,
+ size_t size, int direction, bool map_single);
+
+extern void debug_dma_map_sg(struct device *dev, struct scatterlist *sg,
+ int nents, int mapped_ents, int direction);
+
+extern void debug_dma_unmap_sg(struct device *dev, struct scatterlist *sglist,
+ int nelems, int dir);
+
+extern void debug_dma_alloc_coherent(struct device *dev, size_t size,
+ dma_addr_t dma_addr, void *virt);
+
+extern void debug_dma_free_coherent(struct device *dev, size_t size,
+ void *virt, dma_addr_t addr);
+
+extern void debug_dma_sync_single_for_cpu(struct device *dev,
+ dma_addr_t dma_handle, size_t size,
+ int direction);
+
+extern void debug_dma_sync_single_for_device(struct device *dev,
+ dma_addr_t dma_handle,
+ size_t size, int direction);
+
+extern void debug_dma_sync_single_range_for_cpu(struct device *dev,
+ dma_addr_t dma_handle,
+ unsigned long offset,
+ size_t size,
+ int direction);
+
+extern void debug_dma_sync_single_range_for_device(struct device *dev,
+ dma_addr_t dma_handle,
+ unsigned long offset,
+ size_t size, int direction);
+
+extern void debug_dma_sync_sg_for_cpu(struct device *dev,
+ struct scatterlist *sg,
+ int nelems, int direction);
+
+extern void debug_dma_sync_sg_for_device(struct device *dev,
+ struct scatterlist *sg,
+ int nelems, int direction);
+
+extern void debug_dma_dump_mappings(struct device *dev);
+