root/arch/sh/include/asm/mmiowb.h

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INCLUDED FROM

   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 */
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