43 	unsigned long	npages;		/* Number of pages in list.	*/  member
57 	p->npages	= 0;  in iommu_batch_start()
68 	unsigned long npages = p->npages;  in iommu_batch_flush()  local
70 	while (npages != 0) {  in iommu_batch_flush()
74 					  npages, prot, __pa(pglist));  in iommu_batch_flush()
81 				       npages, prot, __pa(pglist), num);  in iommu_batch_flush()
86 		npages -= num;  in iommu_batch_flush()
91 	p->npages = 0;  in iommu_batch_flush()
100 	if (p->entry + p->npages == entry)  in iommu_batch_new_entry()
112 	BUG_ON(p->npages >= PGLIST_NENTS);  in iommu_batch_add()
114 	p->pglist[p->npages++] = phys_page;  in iommu_batch_add()
115 	if (p->npages == PGLIST_NENTS)  in iommu_batch_add()
126 	BUG_ON(p->npages >= PGLIST_NENTS);  in iommu_batch_end()
135 	unsigned long flags, order, first_page, npages, n;  in dma_4v_alloc_coherent()  local
147 	npages = size >> IO_PAGE_SHIFT;  in dma_4v_alloc_coherent()
159 	entry = iommu_tbl_range_alloc(dev, &iommu->tbl, npages, NULL,  in dma_4v_alloc_coherent()
176 	for (n = 0; n < npages; n++) {  in dma_4v_alloc_coherent()
190 	iommu_tbl_range_free(&iommu->tbl, *dma_addrp, npages, DMA_ERROR_CODE);  in dma_4v_alloc_coherent()
198 			       unsigned long npages)  in dma_4v_iommu_demap()  argument
207 					    npages);  in dma_4v_iommu_demap()
210 		npages -= num;  in dma_4v_iommu_demap()
211 	} while (npages != 0);  in dma_4v_iommu_demap()
220 	unsigned long order, npages, entry;  in dma_4v_free_coherent()  local
223 	npages = IO_PAGE_ALIGN(size) >> IO_PAGE_SHIFT;  in dma_4v_free_coherent()
228 	dma_4v_iommu_demap(&devhandle, entry, npages);  in dma_4v_free_coherent()
229 	iommu_tbl_range_free(&iommu->tbl, dvma, npages, DMA_ERROR_CODE);  in dma_4v_free_coherent()
241 	unsigned long flags, npages, oaddr;  in dma_4v_map_page()  local
253 	npages = IO_PAGE_ALIGN(oaddr + sz) - (oaddr & IO_PAGE_MASK);  in dma_4v_map_page()
254 	npages >>= IO_PAGE_SHIFT;  in dma_4v_map_page()
256 	entry = iommu_tbl_range_alloc(dev, &iommu->tbl, npages, NULL,  in dma_4v_map_page()
273 	for (i = 0; i < npages; i++, base_paddr += IO_PAGE_SIZE) {  in dma_4v_map_page()
291 	iommu_tbl_range_free(&iommu->tbl, bus_addr, npages, DMA_ERROR_CODE);  in dma_4v_map_page()
301 	unsigned long npages;  in dma_4v_unmap_page()  local
315 	npages = IO_PAGE_ALIGN(bus_addr + sz) - (bus_addr & IO_PAGE_MASK);  in dma_4v_unmap_page()
316 	npages >>= IO_PAGE_SHIFT;  in dma_4v_unmap_page()
319 	dma_4v_iommu_demap(&devhandle, entry, npages);  in dma_4v_unmap_page()
320 	iommu_tbl_range_free(&iommu->tbl, bus_addr, npages, DMA_ERROR_CODE);  in dma_4v_unmap_page()
364 		unsigned long paddr, npages, entry, out_entry = 0, slen;  in dma_4v_map_sg()  local
374 		npages = iommu_num_pages(paddr, slen, IO_PAGE_SIZE);  in dma_4v_map_sg()
375 		entry = iommu_tbl_range_alloc(dev, &iommu->tbl, npages,  in dma_4v_map_sg()
382 				       " npages %lx\n", iommu, paddr, npages);  in dma_4v_map_sg()
394 		while (npages--) {  in dma_4v_map_sg()
448 			unsigned long vaddr, npages;  in dma_4v_map_sg()  local
451 			npages = iommu_num_pages(s->dma_address, s->dma_length,  in dma_4v_map_sg()
453 			iommu_tbl_range_free(&iommu->tbl, vaddr, npages,  in dma_4v_map_sg()
489 		unsigned long npages;  in dma_4v_unmap_sg()  local
495 		npages = iommu_num_pages(dma_handle, len, IO_PAGE_SIZE);  in dma_4v_unmap_sg()
497 		dma_4v_iommu_demap(&devhandle, entry, npages);  in dma_4v_unmap_sg()
498 		iommu_tbl_range_free(&iommu->tbl, dma_handle, npages,  in dma_4v_unmap_sg()