arch/powerpc/include/asm/swiotlb.h

   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2 /*
   3  * Copyright (C) 2009 Becky Bruce, Freescale Semiconductor
   4  */
   5
   6 #ifndef __ASM_SWIOTLB_H
   7 #define __ASM_SWIOTLB_H
   8
   9 #include <linux/swiotlb.h>
  10
  11 extern unsigned int ppc_swiotlb_enable;
  12 extern unsigned int ppc_swiotlb_flags;
  13
  14 #ifdef CONFIG_SWIOTLB
  15 void swiotlb_detect_4g(void);
  16 #else
  17 static inline void swiotlb_detect_4g(void) {}
  18 #endif
  19
  20 #endif /* __ASM_SWIOTLB_H */