60 	unsigned long	npages;		/* Number of pages in list.	*/  member
74 	p->npages	= 0;  in iommu_batch_start()
91 	unsigned long npages = p->npages;  in iommu_batch_flush()  local
100 	while (npages != 0) {  in iommu_batch_flush()
104 						  npages,  in iommu_batch_flush()
112 						   npages, prot, __pa(pglist),  in iommu_batch_flush()
117 			index_count = HV_PCI_IOTSB_INDEX_COUNT(npages, entry),  in iommu_batch_flush()
135 		npages -= num;  in iommu_batch_flush()
140 	p->npages = 0;  in iommu_batch_flush()
149 	if (p->entry + p->npages == entry)  in iommu_batch_new_entry()
161 	BUG_ON(p->npages >= PGLIST_NENTS);  in iommu_batch_add()
163 	p->pglist[p->npages++] = phys_page;  in iommu_batch_add()
164 	if (p->npages == PGLIST_NENTS)  in iommu_batch_add()
175 	BUG_ON(p->npages >= PGLIST_NENTS);  in iommu_batch_end()
185 	unsigned long flags, order, first_page, npages, n;  in dma_4v_alloc_coherent()  local
199 	npages = size >> IO_PAGE_SHIFT;  in dma_4v_alloc_coherent()
219 	entry = iommu_tbl_range_alloc(dev, tbl, npages, NULL,  in dma_4v_alloc_coherent()
236 	for (n = 0; n < npages; n++) {  in dma_4v_alloc_coherent()
251 	iommu_tbl_range_free(tbl, *dma_addrp, npages, IOMMU_ERROR_CODE);  in dma_4v_alloc_coherent()
297 			       unsigned long entry, unsigned long npages)  in dma_4v_iommu_demap()  argument
307 						    npages);  in dma_4v_iommu_demap()
310 						    entry, npages, &num);  in dma_4v_iommu_demap()
317 		npages -= num;  in dma_4v_iommu_demap()
318 	} while (npages != 0);  in dma_4v_iommu_demap()
329 	unsigned long order, npages, entry;  in dma_4v_free_coherent()  local
333 	npages = IO_PAGE_ALIGN(size) >> IO_PAGE_SHIFT;  in dma_4v_free_coherent()
347 	dma_4v_iommu_demap(dev, devhandle, dvma, iotsb_num, entry, npages);  in dma_4v_free_coherent()
348 	iommu_tbl_range_free(tbl, dvma, npages, IOMMU_ERROR_CODE);  in dma_4v_free_coherent()
363 	unsigned long flags, npages, oaddr;  in dma_4v_map_page()  local
376 	npages = IO_PAGE_ALIGN(oaddr + sz) - (oaddr & IO_PAGE_MASK);  in dma_4v_map_page()
377 	npages >>= IO_PAGE_SHIFT;  in dma_4v_map_page()
385 	entry = iommu_tbl_range_alloc(dev, tbl, npages, NULL,  in dma_4v_map_page()
405 	for (i = 0; i < npages; i++, base_paddr += IO_PAGE_SIZE) {  in dma_4v_map_page()
424 	iommu_tbl_range_free(tbl, bus_addr, npages, IOMMU_ERROR_CODE);  in dma_4v_map_page()
436 	unsigned long npages;  in dma_4v_unmap_page()  local
452 	npages = IO_PAGE_ALIGN(bus_addr + sz) - (bus_addr & IO_PAGE_MASK);  in dma_4v_unmap_page()
453 	npages >>= IO_PAGE_SHIFT;  in dma_4v_unmap_page()
464 	dma_4v_iommu_demap(dev, devhandle, bus_addr, iotsb_num, entry, npages);  in dma_4v_unmap_page()
465 	iommu_tbl_range_free(tbl, bus_addr, npages, IOMMU_ERROR_CODE);  in dma_4v_unmap_page()
523 		unsigned long paddr, npages, entry, out_entry = 0, slen;  in dma_4v_map_sg()  local
533 		npages = iommu_num_pages(paddr, slen, IO_PAGE_SIZE);  in dma_4v_map_sg()
534 		entry = iommu_tbl_range_alloc(dev, tbl, npages,  in dma_4v_map_sg()
540 					   tbl, paddr, npages);  in dma_4v_map_sg()
552 		while (npages--) {  in dma_4v_map_sg()
606 			unsigned long vaddr, npages;  in dma_4v_map_sg()  local
609 			npages = iommu_num_pages(s->dma_address, s->dma_length,  in dma_4v_map_sg()
611 			iommu_tbl_range_free(tbl, vaddr, npages,  in dma_4v_map_sg()
650 		unsigned long npages;  in dma_4v_unmap_sg()  local
656 		npages = iommu_num_pages(dma_handle, len, IO_PAGE_SIZE);  in dma_4v_unmap_sg()
667 				   entry, npages);  in dma_4v_unmap_sg()
668 		iommu_tbl_range_free(tbl, dma_handle, npages,  in dma_4v_unmap_sg()