1 /* 2 * OMAP memory barrier header. 3 * 4 * Copyright (C) 2011 Texas Instruments, Inc. 5 * Santosh Shilimkar <santosh.shilimkar@ti.com> 6 * Richard Woodruff <r-woodruff2@ti.com> 7 * 8 * This program is free software; you can redistribute it and/or modify 9 * it under the terms of the GNU General Public License version 2 as 10 * published by the Free Software Foundation. 11 * 12 * This program is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * GNU General Public License for more details. 16 * 17 * You should have received a copy of the GNU General Public License 18 * along with this program; if not, write to the Free Software 19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 20 */ 21 22 #ifndef __MACH_BARRIERS_H 23 #define __MACH_BARRIERS_H 24 25 #include <asm/outercache.h> 26 27 extern void omap_bus_sync(void); 28 29 #define rmb() dsb() 30 #define wmb() do { dsb(); outer_sync(); omap_bus_sync(); } while (0) 31 #define mb() wmb() 32 33 #endif /* __MACH_BARRIERS_H */ 34