106 static void arm_dma_unmap_page(struct device *dev, dma_addr_t handle,  in arm_dma_unmap_page()  argument
111 		__dma_page_dev_to_cpu(pfn_to_page(dma_to_pfn(dev, handle)),  in arm_dma_unmap_page()
112 				      handle & ~PAGE_MASK, size, dir);  in arm_dma_unmap_page()
116 		dma_addr_t handle, size_t size, enum dma_data_direction dir)  in arm_dma_sync_single_for_cpu()  argument
118 	unsigned int offset = handle & (PAGE_SIZE - 1);  in arm_dma_sync_single_for_cpu()
119 	struct page *page = pfn_to_page(dma_to_pfn(dev, handle-offset));  in arm_dma_sync_single_for_cpu()
124 		dma_addr_t handle, size_t size, enum dma_data_direction dir)  in arm_dma_sync_single_for_device()  argument
126 	unsigned int offset = handle & (PAGE_SIZE - 1);  in arm_dma_sync_single_for_device()
127 	struct page *page = pfn_to_page(dma_to_pfn(dev, handle-offset));  in arm_dma_sync_single_for_device()
149 	dma_addr_t *handle, gfp_t gfp, struct dma_attrs *attrs);
151 				  dma_addr_t handle, struct dma_attrs *attrs);
615 static void *__dma_alloc(struct device *dev, size_t size, dma_addr_t *handle,  in __dma_alloc()  argument
648 	*handle = DMA_ERROR_CODE;  in __dma_alloc()
666 		*handle = pfn_to_dma(dev, page_to_pfn(page));  in __dma_alloc()
675 void *arm_dma_alloc(struct device *dev, size_t size, dma_addr_t *handle,  in arm_dma_alloc()  argument
680 	return __dma_alloc(dev, size, handle, gfp, prot, false,  in arm_dma_alloc()
685 	dma_addr_t *handle, gfp_t gfp, struct dma_attrs *attrs)  in arm_coherent_dma_alloc()  argument
687 	return __dma_alloc(dev, size, handle, gfp, PAGE_KERNEL, true,  in arm_coherent_dma_alloc()
740 			   dma_addr_t handle, struct dma_attrs *attrs,  in __arm_dma_free()  argument
743 	struct page *page = pfn_to_page(dma_to_pfn(dev, handle));  in __arm_dma_free()
766 		  dma_addr_t handle, struct dma_attrs *attrs)  in arm_dma_free()  argument
768 	__arm_dma_free(dev, size, cpu_addr, handle, attrs, false);  in arm_dma_free()
772 				  dma_addr_t handle, struct dma_attrs *attrs)  in arm_coherent_dma_free()  argument
774 	__arm_dma_free(dev, size, cpu_addr, handle, attrs, true);  in arm_coherent_dma_free()
778 		 void *cpu_addr, dma_addr_t handle, size_t size,  in arm_dma_get_sgtable()  argument
781 	struct page *page = pfn_to_page(dma_to_pfn(dev, handle));  in arm_dma_get_sgtable()
1329 				  dma_addr_t *handle)  in __iommu_alloc_atomic()  argument
1338 	*handle = __iommu_create_mapping(dev, &page, size);  in __iommu_alloc_atomic()
1339 	if (*handle == DMA_ERROR_CODE)  in __iommu_alloc_atomic()
1350 				dma_addr_t handle, size_t size)  in __iommu_free_atomic()  argument
1352 	__iommu_remove_mapping(dev, handle, size);  in __iommu_free_atomic()
1357 	    dma_addr_t *handle, gfp_t gfp, struct dma_attrs *attrs)  in arm_iommu_alloc_attrs()  argument
1363 	*handle = DMA_ERROR_CODE;  in arm_iommu_alloc_attrs()
1367 		return __iommu_alloc_atomic(dev, size, handle);  in arm_iommu_alloc_attrs()
1382 	*handle = __iommu_create_mapping(dev, pages, size);  in arm_iommu_alloc_attrs()
1383 	if (*handle == DMA_ERROR_CODE)  in arm_iommu_alloc_attrs()
1397 	__iommu_remove_mapping(dev, *handle, size);  in arm_iommu_alloc_attrs()
1441 			  dma_addr_t handle, struct dma_attrs *attrs)  in arm_iommu_free_attrs()  argument
1447 		__iommu_free_atomic(dev, cpu_addr, handle, size);  in arm_iommu_free_attrs()
1462 	__iommu_remove_mapping(dev, handle, size);  in arm_iommu_free_attrs()
1505 			  size_t size, dma_addr_t *handle,  in __map_sg_chunk()  argument
1517 	*handle = DMA_ERROR_CODE;  in __map_sg_chunk()
1539 	*handle = iova_base;  in __map_sg_chunk()
1779 static void arm_coherent_iommu_unmap_page(struct device *dev, dma_addr_t handle,  in arm_coherent_iommu_unmap_page()  argument
1784 	dma_addr_t iova = handle & PAGE_MASK;  in arm_coherent_iommu_unmap_page()
1785 	int offset = handle & ~PAGE_MASK;  in arm_coherent_iommu_unmap_page()
1804 static void arm_iommu_unmap_page(struct device *dev, dma_addr_t handle,  in arm_iommu_unmap_page()  argument
1809 	dma_addr_t iova = handle & PAGE_MASK;  in arm_iommu_unmap_page()
1811 	int offset = handle & ~PAGE_MASK;  in arm_iommu_unmap_page()
1825 		dma_addr_t handle, size_t size, enum dma_data_direction dir)  in arm_iommu_sync_single_for_cpu()  argument
1828 	dma_addr_t iova = handle & PAGE_MASK;  in arm_iommu_sync_single_for_cpu()
1830 	unsigned int offset = handle & ~PAGE_MASK;  in arm_iommu_sync_single_for_cpu()
1839 		dma_addr_t handle, size_t size, enum dma_data_direction dir)  in arm_iommu_sync_single_for_device()  argument
1842 	dma_addr_t iova = handle & PAGE_MASK;  in arm_iommu_sync_single_for_device()
1844 	unsigned int offset = handle & ~PAGE_MASK;  in arm_iommu_sync_single_for_device()