97 ppc_vm_region_alloc(struct ppc_vm_region *head, size_t size, gfp_t gfp)  in ppc_vm_region_alloc()  argument
99 	unsigned long addr = head->vm_start, end = head->vm_end - size;  in ppc_vm_region_alloc()
110 		if ((addr + size) < addr)  in ppc_vm_region_alloc()
112 		if ((addr + size) <= c->vm_start)  in ppc_vm_region_alloc()
125 	new->vm_end = addr + size;  in ppc_vm_region_alloc()
155 __dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *handle, gfp_t gfp)  in __dma_alloc_coherent()  argument
183 	size = PAGE_ALIGN(size);  in __dma_alloc_coherent()
185 	if ((limit && size >= limit) ||  in __dma_alloc_coherent()
186 	    size >= (CONSISTENT_END - CONSISTENT_BASE)) {  in __dma_alloc_coherent()
188 		       size, mask);  in __dma_alloc_coherent()
192 	order = get_order(size);  in __dma_alloc_coherent()
208 		memset(page_address(page), 0, size);  in __dma_alloc_coherent()
209 		flush_dcache_range(kaddr, kaddr + size);  in __dma_alloc_coherent()
215 	c = ppc_vm_region_alloc(&consistent_head, size,  in __dma_alloc_coherent()
234 		} while (size -= PAGE_SIZE);  in __dma_alloc_coherent()
257 void __dma_free_coherent(size_t size, void *vaddr)  in __dma_free_coherent()  argument
262 	size = PAGE_ALIGN(size);  in __dma_free_coherent()
270 	if ((c->vm_end - c->vm_start) != size) {  in __dma_free_coherent()
272 		       __func__, c->vm_end - c->vm_start, size);  in __dma_free_coherent()
274 		size = c->vm_end - c->vm_start;  in __dma_free_coherent()
295 	} while (size -= PAGE_SIZE);  in __dma_free_coherent()
317 void __dma_sync(void *vaddr, size_t size, int direction)  in __dma_sync()  argument
320 	unsigned long end   = start + size;  in __dma_sync()
330 		if ((start & (L1_CACHE_BYTES - 1)) || (size & (L1_CACHE_BYTES - 1)))  in __dma_sync()
356 		unsigned long offset, size_t size, int direction)  in __dma_sync_page_highmem()  argument
358 	size_t seg_size = min((size_t)(PAGE_SIZE - offset), size);  in __dma_sync_page_highmem()
361 	int nr_segs = 1 + ((size - seg_size) + PAGE_SIZE - 1)/PAGE_SIZE;  in __dma_sync_page_highmem()
375 		seg_size = min((size_t)PAGE_SIZE, size - cur_size);  in __dma_sync_page_highmem()
391 	size_t size, int direction)  in __dma_sync_page()  argument
394 	__dma_sync_page_highmem(page, offset, size, direction);  in __dma_sync_page()
397 	__dma_sync((void *)start, size, direction);  in __dma_sync_page()