linux/arch/sh/include/asm/mmiowb.h
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   1/* SPDX-License-Identifier: GPL-2.0 */
   2#ifndef __ASM_SH_MMIOWB_H
   3#define __ASM_SH_MMIOWB_H
   4
   5#include <asm/barrier.h>
   6
   7/* synco on SH-4A, otherwise a nop */
   8#define mmiowb()                        wmb()
   9
  10#include <asm-generic/mmiowb.h>
  11
  12#endif  /* __ASM_SH_MMIOWB_H */
  13