*/
 
 #include <linux/device.h>
+#include <linux/swiotlb.h>
 
 #include <asm/machvec.h>
 
 /* swiotlb declarations & definitions: */
 extern int swiotlb_late_init_with_default_size (size_t size);
-extern ia64_mv_dma_alloc_coherent      swiotlb_alloc_coherent;
-extern ia64_mv_dma_free_coherent       swiotlb_free_coherent;
-extern ia64_mv_dma_map_single_attrs    swiotlb_map_single_attrs;
-extern ia64_mv_dma_unmap_single_attrs  swiotlb_unmap_single_attrs;
-extern ia64_mv_dma_map_sg_attrs                swiotlb_map_sg_attrs;
-extern ia64_mv_dma_unmap_sg_attrs      swiotlb_unmap_sg_attrs;
-extern ia64_mv_dma_supported           swiotlb_dma_supported;
-extern ia64_mv_dma_mapping_error       swiotlb_dma_mapping_error;
 
 /* hwiommu declarations & definitions: */
 
 
 #define _ASM_IA64_MACHVEC_H
 
 #include <linux/types.h>
+#include <linux/swiotlb.h>
 
 /* forward declarations: */
 struct device;
 #  error Unknown configuration.  Update arch/ia64/include/asm/machvec.h.
 # endif /* CONFIG_IA64_GENERIC */
 
-/*
- * Declare default routines which aren't declared anywhere else:
- */
-extern ia64_mv_dma_init                        swiotlb_init;
-extern ia64_mv_dma_alloc_coherent      swiotlb_alloc_coherent;
-extern ia64_mv_dma_free_coherent       swiotlb_free_coherent;
-extern ia64_mv_dma_map_single          swiotlb_map_single;
-extern ia64_mv_dma_map_single_attrs    swiotlb_map_single_attrs;
-extern ia64_mv_dma_unmap_single                swiotlb_unmap_single;
-extern ia64_mv_dma_unmap_single_attrs  swiotlb_unmap_single_attrs;
-extern ia64_mv_dma_map_sg              swiotlb_map_sg;
-extern ia64_mv_dma_map_sg_attrs                swiotlb_map_sg_attrs;
-extern ia64_mv_dma_unmap_sg            swiotlb_unmap_sg;
-extern ia64_mv_dma_unmap_sg_attrs      swiotlb_unmap_sg_attrs;
-extern ia64_mv_dma_sync_single_for_cpu swiotlb_sync_single_for_cpu;
-extern ia64_mv_dma_sync_sg_for_cpu     swiotlb_sync_sg_for_cpu;
-extern ia64_mv_dma_sync_single_for_device swiotlb_sync_single_for_device;
-extern ia64_mv_dma_sync_sg_for_device  swiotlb_sync_sg_for_device;
-extern ia64_mv_dma_mapping_error       swiotlb_dma_mapping_error;
-extern ia64_mv_dma_supported           swiotlb_dma_supported;
-
 /*
  * Define default versions so we can extend machvec for new platforms without having
  * to update the machvec files for all existing platforms.