Linux Kernel  3.7.1
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swiotlb.h
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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 
16 extern struct dma_map_ops swiotlb_dma_ops;
17 
18 static inline void dma_mark_clean(void *addr, size_t size) {}
19 
20 extern unsigned int ppc_swiotlb_enable;
22 
23 extern void pci_dma_dev_setup_swiotlb(struct pci_dev *pdev);
24 
25 #ifdef CONFIG_SWIOTLB
26 void swiotlb_detect_4g(void);
27 #else
28 static inline void swiotlb_detect_4g(void) {}
29 #endif
30 
31 #endif /* __ASM_SWIOTLB_H */