48 static inline phys_addr_t xen_phys_to_bus(struct device *dev, phys_addr_t paddr)  in xen_phys_to_bus()  argument
50 	unsigned long bfn = pfn_to_bfn(XEN_PFN_DOWN(paddr));  in xen_phys_to_bus()
53 	baddr |= paddr & ~XEN_PAGE_MASK;  in xen_phys_to_bus()
57 static inline dma_addr_t xen_phys_to_dma(struct device *dev, phys_addr_t paddr)  in xen_phys_to_dma()  argument
59 	return phys_to_dma(dev, xen_phys_to_bus(dev, paddr));  in xen_phys_to_dma()
66 	phys_addr_t paddr = (xen_pfn << XEN_PAGE_SHIFT) |  in xen_bus_to_phys()  local
69 	return paddr;  in xen_bus_to_phys()
96 	phys_addr_t paddr = (phys_addr_t)xen_pfn << XEN_PAGE_SHIFT;  in is_xen_swiotlb_buffer()  local
102 	if (pfn_valid(PFN_DOWN(paddr)))  in is_xen_swiotlb_buffer()
103 		return is_swiotlb_buffer(dev, paddr);  in is_xen_swiotlb_buffer()
420 	phys_addr_t paddr = xen_dma_to_phys(hwdev, dev_addr);  in xen_swiotlb_unmap_page()  local
426 			arch_sync_dma_for_cpu(paddr, size, dir);  in xen_swiotlb_unmap_page()
433 		swiotlb_tbl_unmap_single(hwdev, paddr, size, dir, attrs);  in xen_swiotlb_unmap_page()
440 	phys_addr_t paddr = xen_dma_to_phys(dev, dma_addr);  in xen_swiotlb_sync_single_for_cpu()  local
444 			arch_sync_dma_for_cpu(paddr, size, dir);  in xen_swiotlb_sync_single_for_cpu()
450 		swiotlb_sync_single_for_cpu(dev, paddr, size, dir);  in xen_swiotlb_sync_single_for_cpu()
457 	phys_addr_t paddr = xen_dma_to_phys(dev, dma_addr);  in xen_swiotlb_sync_single_for_device()  local
460 		swiotlb_sync_single_for_device(dev, paddr, size, dir);  in xen_swiotlb_sync_single_for_device()
464 			arch_sync_dma_for_device(paddr, size, dir);  in xen_swiotlb_sync_single_for_device()