35 static void *tile_dma_alloc_coherent(struct device *dev, size_t size,  in tile_dma_alloc_coherent()  argument
42 	int order = get_order(size);  in tile_dma_alloc_coherent()
66 	if (addr + size > dma_mask) {  in tile_dma_alloc_coherent()
79 static void tile_dma_free_coherent(struct device *dev, size_t size,  in tile_dma_free_coherent()  argument
83 	homecache_free_pages((unsigned long)vaddr, get_order(size));  in tile_dma_free_coherent()
102 			    size_t size, enum dma_data_direction direction)  in __dma_prep_page()  argument
142 	if (offset & (L2_CACHE_BYTES - 1) || (size & (L2_CACHE_BYTES - 1)))  in __dma_prep_page()
144 			PFN_PHYS(page_to_pfn(page)) + offset, size);  in __dma_prep_page()
150 				size_t size, enum dma_data_direction direction)  in __dma_complete_page()  argument
171 static void __dma_prep_pa_range(dma_addr_t dma_addr, size_t size,  in __dma_prep_pa_range()  argument
176 	size_t bytes = min(size, (size_t)(PAGE_SIZE - offset));  in __dma_prep_pa_range()
178 	while (size != 0) {  in __dma_prep_pa_range()
180 		size -= bytes;  in __dma_prep_pa_range()
183 		bytes = min((size_t)PAGE_SIZE, size);  in __dma_prep_pa_range()
187 static void __dma_complete_pa_range(dma_addr_t dma_addr, size_t size,  in __dma_complete_pa_range()  argument
192 	size_t bytes = min(size, (size_t)(PAGE_SIZE - offset));  in __dma_complete_pa_range()
194 	while (size != 0) {  in __dma_complete_pa_range()
196 		size -= bytes;  in __dma_complete_pa_range()
199 		bytes = min((size_t)PAGE_SIZE, size);  in __dma_complete_pa_range()
241 				    unsigned long offset, size_t size,  in tile_dma_map_page()  argument
247 	BUG_ON(offset + size > PAGE_SIZE);  in tile_dma_map_page()
248 	__dma_prep_page(page, offset, size, direction);  in tile_dma_map_page()
254 				size_t size, enum dma_data_direction direction,  in tile_dma_unmap_page()  argument
260 			    dma_address & (PAGE_SIZE - 1), size, direction);  in tile_dma_unmap_page()
265 					 size_t size,  in tile_dma_sync_single_for_cpu()  argument
270 	__dma_complete_pa_range(dma_handle, size, direction);  in tile_dma_sync_single_for_cpu()
274 					    dma_addr_t dma_handle, size_t size,  in tile_dma_sync_single_for_device()  argument
277 	__dma_prep_pa_range(dma_handle, size, direction);  in tile_dma_sync_single_for_device()
344 static void *tile_pci_dma_alloc_coherent(struct device *dev, size_t size,  in tile_pci_dma_alloc_coherent()  argument
349 	int order = get_order(size);  in tile_pci_dma_alloc_coherent()
369 static void tile_pci_dma_free_coherent(struct device *dev, size_t size,  in tile_pci_dma_free_coherent()  argument
373 	homecache_free_pages((unsigned long)vaddr, get_order(size));  in tile_pci_dma_free_coherent()
417 					unsigned long offset, size_t size,  in tile_pci_dma_map_page()  argument
423 	BUG_ON(offset + size > PAGE_SIZE);  in tile_pci_dma_map_page()
424 	__dma_prep_page(page, offset, size, direction);  in tile_pci_dma_map_page()
430 				    size_t size,  in tile_pci_dma_unmap_page()  argument
439 			    dma_address & (PAGE_SIZE - 1), size, direction);  in tile_pci_dma_unmap_page()
444 					     size_t size,  in tile_pci_dma_sync_single_for_cpu()  argument
451 	__dma_complete_pa_range(dma_handle, size, direction);  in tile_pci_dma_sync_single_for_cpu()
456 						size_t size,  in tile_pci_dma_sync_single_for_device()  argument
462 	__dma_prep_pa_range(dma_handle, size, direction);  in tile_pci_dma_sync_single_for_device()
532 static void *tile_swiotlb_alloc_coherent(struct device *dev, size_t size,  in tile_swiotlb_alloc_coherent()  argument
537 	return swiotlb_alloc_coherent(dev, size, dma_handle, gfp);  in tile_swiotlb_alloc_coherent()
540 static void tile_swiotlb_free_coherent(struct device *dev, size_t size,  in tile_swiotlb_free_coherent()  argument
544 	swiotlb_free_coherent(dev, size, vaddr, dma_addr);  in tile_swiotlb_free_coherent()