1136 static void __iommu_dma_free(struct device *dev, size_t size, void *cpu_addr)  in __iommu_dma_free()  argument
1144 	    dma_free_from_pool(dev, cpu_addr, alloc_size))  in __iommu_dma_free()
1147 	if (IS_ENABLED(CONFIG_DMA_REMAP) && is_vmalloc_addr(cpu_addr)) {  in __iommu_dma_free()
1152 		pages = dma_common_find_pages(cpu_addr);  in __iommu_dma_free()
1154 			page = vmalloc_to_page(cpu_addr);  in __iommu_dma_free()
1155 		dma_common_free_remap(cpu_addr, alloc_size);  in __iommu_dma_free()
1158 		page = virt_to_page(cpu_addr);  in __iommu_dma_free()
1167 static void iommu_dma_free(struct device *dev, size_t size, void *cpu_addr,  in iommu_dma_free()  argument
1171 	__iommu_dma_free(dev, size, cpu_addr);  in iommu_dma_free()
1181 	void *cpu_addr;  in iommu_dma_alloc_pages()  local
1192 		cpu_addr = dma_common_contiguous_remap(page, alloc_size,  in iommu_dma_alloc_pages()
1194 		if (!cpu_addr)  in iommu_dma_alloc_pages()
1200 		cpu_addr = page_address(page);  in iommu_dma_alloc_pages()
1204 	memset(cpu_addr, 0, alloc_size);  in iommu_dma_alloc_pages()
1205 	return cpu_addr;  in iommu_dma_alloc_pages()
1217 	void *cpu_addr;  in iommu_dma_alloc()  local
1229 		page = dma_alloc_from_pool(dev, PAGE_ALIGN(size), &cpu_addr,  in iommu_dma_alloc()
1232 		cpu_addr = iommu_dma_alloc_pages(dev, size, &page, gfp, attrs);  in iommu_dma_alloc()
1233 	if (!cpu_addr)  in iommu_dma_alloc()
1239 		__iommu_dma_free(dev, size, cpu_addr);  in iommu_dma_alloc()
1243 	return cpu_addr;  in iommu_dma_alloc()
1247 		void *cpu_addr, dma_addr_t dma_addr, size_t size,  in iommu_dma_mmap()  argument
1256 	if (dma_mmap_from_dev_coherent(dev, vma, cpu_addr, size, &ret))  in iommu_dma_mmap()
1262 	if (IS_ENABLED(CONFIG_DMA_REMAP) && is_vmalloc_addr(cpu_addr)) {  in iommu_dma_mmap()
1263 		struct page **pages = dma_common_find_pages(cpu_addr);  in iommu_dma_mmap()
1267 		pfn = vmalloc_to_pfn(cpu_addr);  in iommu_dma_mmap()
1269 		pfn = page_to_pfn(virt_to_page(cpu_addr));  in iommu_dma_mmap()
1278 		void *cpu_addr, dma_addr_t dma_addr, size_t size,  in iommu_dma_get_sgtable()  argument
1284 	if (IS_ENABLED(CONFIG_DMA_REMAP) && is_vmalloc_addr(cpu_addr)) {  in iommu_dma_get_sgtable()
1285 		struct page **pages = dma_common_find_pages(cpu_addr);  in iommu_dma_get_sgtable()
1293 		page = vmalloc_to_page(cpu_addr);  in iommu_dma_get_sgtable()
1295 		page = virt_to_page(cpu_addr);  in iommu_dma_get_sgtable()