1/* 2 * arch/arm/mach-realview/include/mach/barriers.h 3 * 4 * Copyright (C) 2010 ARM Ltd. 5 * Written by Catalin Marinas <catalin.marinas@arm.com> 6 * 7 * This program is free software; you can redistribute it and/or modify 8 * it under the terms of the GNU General Public License version 2 as 9 * published by the Free Software Foundation. 10 * 11 * This program is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * GNU General Public License for more details. 15 * 16 * You should have received a copy of the GNU General Public License 17 * along with this program; if not, write to the Free Software 18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 19 */ 20 21#ifndef __MACH_BARRIERS_H 22#define __MACH_BARRIERS_H 23 24#include <asm/outercache.h> 25 26#define rmb() dmb() 27#define wmb() do { dsb(); outer_sync(); } while (0) 28#define mb() wmb() 29 30#endif /* __MACH_BARRIERS_H */ 31