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
11extern unsigned int ppc_swiotlb_enable;
12extern unsigned int ppc_swiotlb_flags;
13
14#ifdef CONFIG_SWIOTLB
15void swiotlb_detect_4g(void);
16#else
17static inline void swiotlb_detect_4g(void) {}
18#endif
19
20#endif /* __ASM_SWIOTLB_H */
21