1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * Microblaze support for cache consistent memory.
4 * Copyright (C) 2010 Michal Simek <monstr@monstr.eu>
5 * Copyright (C) 2010 PetaLogix
6 * Copyright (C) 2005 John Williams <jwilliams@itee.uq.edu.au>
7 */
8
9#include <linux/kernel.h>
10#include <linux/string.h>
11#include <linux/types.h>
12#include <linux/mm.h>
13#include <linux/init.h>
14#include <linux/dma-map-ops.h>
15#include <asm/cpuinfo.h>
16#include <asm/cacheflush.h>
17
18void arch_dma_prep_coherent(struct page *page, size_t size)
19{
20	phys_addr_t paddr = page_to_phys(page);
21
22	flush_dcache_range(paddr, paddr + size);
23}
24