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 */

 
 1/*
 2 * Copyright (C) 2009 Becky Bruce, Freescale Semiconductor
 3 *
 4 * This program is free software; you can redistribute  it and/or modify it
 5 * under  the terms of  the GNU General  Public License as published by the
 6 * Free Software Foundation;  either version 2 of the  License, or (at your
 7 * option) any later version.
 8 *
 9 */
10
11#ifndef __ASM_SWIOTLB_H
12#define __ASM_SWIOTLB_H
13
14#include <linux/swiotlb.h>
15
16extern struct dma_map_ops swiotlb_dma_ops;
17
18static inline void dma_mark_clean(void *addr, size_t size) {}
19
20extern unsigned int ppc_swiotlb_enable;
21int __init swiotlb_setup_bus_notifier(void);
22
23extern void pci_dma_dev_setup_swiotlb(struct pci_dev *pdev);
24
25#ifdef CONFIG_SWIOTLB
26void swiotlb_detect_4g(void);
27#else
28static inline void swiotlb_detect_4g(void) {}
29#endif
30
31#endif /* __ASM_SWIOTLB_H */