arch/powerpc/include/asm/mmiowb.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef _ASM_POWERPC_MMIOWB_H
   3 #define _ASM_POWERPC_MMIOWB_H
   4
   5 #ifdef CONFIG_MMIOWB
   6
   7 #include <linux/compiler.h>
   8 #include <asm/barrier.h>
   9 #include <asm/paca.h>
  10
  11 #define arch_mmiowb_state()     (&local_paca->mmiowb_state)
  12 #define mmiowb()                mb()
  13
  14 #endif /* CONFIG_MMIOWB */
  15
  16 #include <asm-generic/mmiowb.h>
  17
  18 #endif  /* _ASM_POWERPC_MMIOWB_H */