barriers.h 1005 B

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  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. #ifndef __MACH_BARRIERS_H
  21. #define __MACH_BARRIERS_H
  22. #include <asm/outercache.h>
  23. #define rmb() dmb()
  24. #define wmb() do { dsb(); outer_sync(); } while (0)
  25. #define mb() wmb()
  26. #endif /* __MACH_BARRIERS_H */