154 static struct iova *__alloc_iova(struct iova_domain *iovad, size_t size,  in __alloc_iova()
173 	struct iova *iova = find_iova(iovad, pfn);  in __iommu_dma_unmap()  local
176 	if (WARN_ON(!iova))  in __iommu_dma_unmap()
179 	size = iova_size(iova) << shift;  in __iommu_dma_unmap()
183 	__free_iova(iovad, iova);  in __iommu_dma_unmap()
287 	struct iova *iova;  in iommu_dma_alloc()  local
299 	iova = __alloc_iova(iovad, size, dev->coherent_dma_mask);  in iommu_dma_alloc()
300 	if (!iova)  in iommu_dma_alloc()
319 	dma_addr = iova_dma_addr(iovad, iova);  in iommu_dma_alloc()
331 	__free_iova(iovad, iova);  in iommu_dma_alloc()
371 	struct iova *iova = __alloc_iova(iovad, len, dma_get_mask(dev));  in iommu_dma_map_page()  local
373 	if (!iova)  in iommu_dma_map_page()
376 	dma_addr = iova_dma_addr(iovad, iova);  in iommu_dma_map_page()
378 		__free_iova(iovad, iova);  in iommu_dma_map_page()
445 	struct iova *iova;  in iommu_dma_map_sg()  local
485 	iova = __alloc_iova(iovad, iova_len, dma_get_mask(dev));  in iommu_dma_map_sg()
486 	if (!iova)  in iommu_dma_map_sg()
493 	dma_addr = iova_dma_addr(iovad, iova);  in iommu_dma_map_sg()
500 	__free_iova(iovad, iova);  in iommu_dma_map_sg()