// SPDX-License-Identifier: GPL-2.0-only /* * Microblaze support for cache consistent memory. * Copyright (C) 2010 Michal Simek <monstr@monstr.eu> * Copyright (C) 2010 PetaLogix * Copyright (C) 2005 John Williams <jwilliams@itee.uq.edu.au> */ #include <linux/kernel.h> #include <linux/string.h> #include <linux/types.h> #include <linux/mm.h> #include <linux/init.h> #include <linux/dma-map-ops.h> #include <asm/cpuinfo.h> #include <asm/cacheflush.h> void arch_dma_prep_coherent(struct page *page, size_t size) { phys_addr_t paddr = page_to_phys(page); flush_dcache_range(paddr, paddr + size); }