1118 	struct page **pages;  in __iommu_alloc_buffer()  local
1124 		pages = kzalloc(array_size, GFP_KERNEL);  in __iommu_alloc_buffer()
1126 		pages = vzalloc(array_size);  in __iommu_alloc_buffer()
1127 	if (!pages)  in __iommu_alloc_buffer()
1142 			pages[i] = page + i;  in __iommu_alloc_buffer()
1144 		return pages;  in __iommu_alloc_buffer()
1161 			pages[i] = alloc_pages(gfp | __GFP_NORETRY, order);  in __iommu_alloc_buffer()
1162 			if (pages[i])  in __iommu_alloc_buffer()
1166 		if (!pages[i]) {  in __iommu_alloc_buffer()
1171 			pages[i] = alloc_pages(gfp, 0);  in __iommu_alloc_buffer()
1172 			if (!pages[i])  in __iommu_alloc_buffer()
1177 			split_page(pages[i], order);  in __iommu_alloc_buffer()
1180 				pages[i + j] = pages[i] + j;  in __iommu_alloc_buffer()
1183 		__dma_clear_buffer(pages[i], PAGE_SIZE << order);  in __iommu_alloc_buffer()
1188 	return pages;  in __iommu_alloc_buffer()
1191 		if (pages[i])  in __iommu_alloc_buffer()
1192 			__free_pages(pages[i], 0);  in __iommu_alloc_buffer()
1194 		kfree(pages);  in __iommu_alloc_buffer()
1196 		vfree(pages);  in __iommu_alloc_buffer()
1200 static int __iommu_free_buffer(struct device *dev, struct page **pages,  in __iommu_free_buffer()  argument
1208 		dma_release_from_contiguous(dev, pages[0], count);  in __iommu_free_buffer()
1211 			if (pages[i])  in __iommu_free_buffer()
1212 				__free_pages(pages[i], 0);  in __iommu_free_buffer()
1216 		kfree(pages);  in __iommu_free_buffer()
1218 		vfree(pages);  in __iommu_free_buffer()
1226 __iommu_alloc_remap(struct page **pages, size_t size, gfp_t gfp, pgprot_t prot,  in __iommu_alloc_remap()  argument
1229 	return dma_common_pages_remap(pages, size,  in __iommu_alloc_remap()
1237 __iommu_create_mapping(struct device *dev, struct page **pages, size_t size)  in __iommu_create_mapping()  argument
1250 		unsigned int next_pfn = page_to_pfn(pages[i]) + 1;  in __iommu_create_mapping()
1251 		phys_addr_t phys = page_to_phys(pages[i]);  in __iommu_create_mapping()
1255 			if (page_to_pfn(pages[j]) != next_pfn)  in __iommu_create_mapping()
1312 		return area->pages;  in __iommu_get_pages()
1348 	struct page **pages;  in arm_iommu_alloc_attrs()  local
1366 	pages = __iommu_alloc_buffer(dev, size, gfp, attrs);  in arm_iommu_alloc_attrs()
1367 	if (!pages)  in arm_iommu_alloc_attrs()
1370 	*handle = __iommu_create_mapping(dev, pages, size);  in arm_iommu_alloc_attrs()
1375 		return pages;  in arm_iommu_alloc_attrs()
1377 	addr = __iommu_alloc_remap(pages, size, gfp, prot,  in arm_iommu_alloc_attrs()
1387 	__iommu_free_buffer(dev, pages, size, attrs);  in arm_iommu_alloc_attrs()
1397 	struct page **pages = __iommu_get_pages(cpu_addr, attrs);  in arm_iommu_mmap_attrs()  local
1403 	if (!pages)  in arm_iommu_mmap_attrs()
1409 	pages += off;  in arm_iommu_mmap_attrs()
1412 		int ret = vm_insert_page(vma, uaddr, *pages++);  in arm_iommu_mmap_attrs()
1431 	struct page **pages;  in arm_iommu_free_attrs()  local
1439 	pages = __iommu_get_pages(cpu_addr, attrs);  in arm_iommu_free_attrs()
1440 	if (!pages) {  in arm_iommu_free_attrs()
1451 	__iommu_free_buffer(dev, pages, size, attrs);  in arm_iommu_free_attrs()
1459 	struct page **pages = __iommu_get_pages(cpu_addr, attrs);  in arm_iommu_get_sgtable()  local
1461 	if (!pages)  in arm_iommu_get_sgtable()
1464 	return sg_alloc_table_from_pages(sgt, pages, count, 0, size,  in arm_iommu_get_sgtable()