From 57f0f512b273f60d52568b8c6b77e17f5636edc0 Mon Sep 17 00:00:00 2001 From: André Fabian Silva Delgado Date: Wed, 5 Aug 2015 17:04:01 -0300 Subject: Initial import --- arch/arm/mach-omap2/include/mach/barriers.h | 33 +++++++++++++++++++++++++++++ 1 file changed, 33 insertions(+) create mode 100644 arch/arm/mach-omap2/include/mach/barriers.h (limited to 'arch/arm/mach-omap2/include/mach/barriers.h') diff --git a/arch/arm/mach-omap2/include/mach/barriers.h b/arch/arm/mach-omap2/include/mach/barriers.h new file mode 100644 index 000000000..1c582a859 --- /dev/null +++ b/arch/arm/mach-omap2/include/mach/barriers.h @@ -0,0 +1,33 @@ +/* + * OMAP memory barrier header. + * + * Copyright (C) 2011 Texas Instruments, Inc. + * Santosh Shilimkar + * Richard Woodruff + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#ifndef __MACH_BARRIERS_H +#define __MACH_BARRIERS_H + +#include + +extern void omap_bus_sync(void); + +#define rmb() dsb() +#define wmb() do { dsb(); outer_sync(); omap_bus_sync(); } while (0) +#define mb() wmb() + +#endif /* __MACH_BARRIERS_H */ -- cgit v1.2.3-54-g00ecf