57 	unsigned long	npages;		/* Number of pages in list.	*/  member
71 	p->npages	= 0;  in iommu_batch_start()
83 	unsigned long npages = p->npages;  in iommu_batch_flush()  local
92 	while (npages != 0) {  in iommu_batch_flush()
96 						  npages,  in iommu_batch_flush()
104 						   npages, prot, __pa(pglist),  in iommu_batch_flush()
109 			index_count = HV_PCI_IOTSB_INDEX_COUNT(npages, entry),  in iommu_batch_flush()
127 		npages -= num;  in iommu_batch_flush()
132 	p->npages = 0;  in iommu_batch_flush()
141 	if (p->entry + p->npages == entry)  in iommu_batch_new_entry()
153 	BUG_ON(p->npages >= PGLIST_NENTS);  in iommu_batch_add()
155 	p->pglist[p->npages++] = phys_page;  in iommu_batch_add()
156 	if (p->npages == PGLIST_NENTS)  in iommu_batch_add()
167 	BUG_ON(p->npages >= PGLIST_NENTS);  in iommu_batch_end()
177 	unsigned long flags, order, first_page, npages, n;  in dma_4v_alloc_coherent()  local
192 	npages = size >> IO_PAGE_SHIFT;  in dma_4v_alloc_coherent()
214 	entry = iommu_tbl_range_alloc(dev, tbl, npages, NULL,  in dma_4v_alloc_coherent()
231 	for (n = 0; n < npages; n++) {  in dma_4v_alloc_coherent()
245 	iommu_tbl_range_free(tbl, *dma_addrp, npages, IOMMU_ERROR_CODE);  in dma_4v_alloc_coherent()
291 			       unsigned long entry, unsigned long npages)  in dma_4v_iommu_demap()  argument
301 						    npages);  in dma_4v_iommu_demap()
304 						    entry, npages, &num);  in dma_4v_iommu_demap()
311 		npages -= num;  in dma_4v_iommu_demap()
312 	} while (npages != 0);  in dma_4v_iommu_demap()
323 	unsigned long order, npages, entry;  in dma_4v_free_coherent()  local
327 	npages = IO_PAGE_ALIGN(size) >> IO_PAGE_SHIFT;  in dma_4v_free_coherent()
341 	dma_4v_iommu_demap(dev, devhandle, dvma, iotsb_num, entry, npages);  in dma_4v_free_coherent()
342 	iommu_tbl_range_free(tbl, dvma, npages, IOMMU_ERROR_CODE);  in dma_4v_free_coherent()
357 	unsigned long flags, npages, oaddr;  in dma_4v_map_page()  local
370 	npages = IO_PAGE_ALIGN(oaddr + sz) - (oaddr & IO_PAGE_MASK);  in dma_4v_map_page()
371 	npages >>= IO_PAGE_SHIFT;  in dma_4v_map_page()
379 	entry = iommu_tbl_range_alloc(dev, tbl, npages, NULL,  in dma_4v_map_page()
399 	for (i = 0; i < npages; i++, base_paddr += IO_PAGE_SIZE) {  in dma_4v_map_page()
417 	iommu_tbl_range_free(tbl, bus_addr, npages, IOMMU_ERROR_CODE);  in dma_4v_map_page()
429 	unsigned long npages;  in dma_4v_unmap_page()  local
445 	npages = IO_PAGE_ALIGN(bus_addr + sz) - (bus_addr & IO_PAGE_MASK);  in dma_4v_unmap_page()
446 	npages >>= IO_PAGE_SHIFT;  in dma_4v_unmap_page()
457 	dma_4v_iommu_demap(dev, devhandle, bus_addr, iotsb_num, entry, npages);  in dma_4v_unmap_page()
458 	iommu_tbl_range_free(tbl, bus_addr, npages, IOMMU_ERROR_CODE);  in dma_4v_unmap_page()
518 		unsigned long paddr, npages, entry, out_entry = 0, slen;  in dma_4v_map_sg()  local
528 		npages = iommu_num_pages(paddr, slen, IO_PAGE_SIZE);  in dma_4v_map_sg()
529 		entry = iommu_tbl_range_alloc(dev, tbl, npages,  in dma_4v_map_sg()
535 					   tbl, paddr, npages);  in dma_4v_map_sg()
547 		while (npages--) {  in dma_4v_map_sg()
601 			unsigned long vaddr, npages;  in dma_4v_map_sg()  local
604 			npages = iommu_num_pages(s->dma_address, s->dma_length,  in dma_4v_map_sg()
606 			iommu_tbl_range_free(tbl, vaddr, npages,  in dma_4v_map_sg()
645 		unsigned long npages;  in dma_4v_unmap_sg()  local
651 		npages = iommu_num_pages(dma_handle, len, IO_PAGE_SIZE);  in dma_4v_unmap_sg()
662 				   entry, npages);  in dma_4v_unmap_sg()
663 		iommu_tbl_range_free(tbl, dma_handle, npages,  in dma_4v_unmap_sg()