511 static void swiotlb_bounce(struct device *dev, phys_addr_t tlb_addr, size_t size,  in swiotlb_bounce()  argument
515 	int index = (tlb_addr - mem->start) >> IO_TLB_SHIFT;  in swiotlb_bounce()
519 	unsigned char *vaddr = mem->vaddr + tlb_addr - mem->start;  in swiotlb_bounce()
525 	tlb_offset = tlb_addr & (IO_TLB_SIZE - 1);  in swiotlb_bounce()
735 	phys_addr_t tlb_addr;  in swiotlb_tbl_map_single()  local
769 	tlb_addr = slot_addr(mem->start, index) + offset;  in swiotlb_tbl_map_single()
777 	swiotlb_bounce(dev, tlb_addr, mapping_size, DMA_TO_DEVICE);  in swiotlb_tbl_map_single()
778 	return tlb_addr;  in swiotlb_tbl_map_single()
781 static void swiotlb_release_slots(struct device *dev, phys_addr_t tlb_addr)  in swiotlb_release_slots()  argument
785 	unsigned int offset = swiotlb_align_offset(dev, tlb_addr);  in swiotlb_release_slots()
786 	int index = (tlb_addr - offset - mem->start) >> IO_TLB_SHIFT;  in swiotlb_release_slots()
831 void swiotlb_tbl_unmap_single(struct device *dev, phys_addr_t tlb_addr,  in swiotlb_tbl_unmap_single()  argument
840 		swiotlb_bounce(dev, tlb_addr, mapping_size, DMA_FROM_DEVICE);  in swiotlb_tbl_unmap_single()
842 	swiotlb_release_slots(dev, tlb_addr);  in swiotlb_tbl_unmap_single()
845 void swiotlb_sync_single_for_device(struct device *dev, phys_addr_t tlb_addr,  in swiotlb_sync_single_for_device()  argument
849 		swiotlb_bounce(dev, tlb_addr, size, DMA_TO_DEVICE);  in swiotlb_sync_single_for_device()
854 void swiotlb_sync_single_for_cpu(struct device *dev, phys_addr_t tlb_addr,  in swiotlb_sync_single_for_cpu()  argument
858 		swiotlb_bounce(dev, tlb_addr, size, DMA_FROM_DEVICE);  in swiotlb_sync_single_for_cpu()
954 	phys_addr_t tlb_addr;  in swiotlb_alloc()  local
964 	tlb_addr = slot_addr(mem->start, index);  in swiotlb_alloc()
966 	return pfn_to_page(PFN_DOWN(tlb_addr));  in swiotlb_alloc()
971 	phys_addr_t tlb_addr = page_to_phys(page);  in swiotlb_free()  local
973 	if (!is_swiotlb_buffer(dev, tlb_addr))  in swiotlb_free()
976 	swiotlb_release_slots(dev, tlb_addr);  in swiotlb_free()