Commit | Line | Data |
---|---|---|
1da177e4 | 1 | #ifndef _ASM_SWIOTLB_H |
cde14bbf | 2 | #define _ASM_SWIOTLB_H 1 |
1da177e4 | 3 | |
17a941d8 MBY |
4 | #include <asm/dma-mapping.h> |
5 | ||
1da177e4 LT |
6 | /* SWIOTLB interface */ |
7 | ||
17a941d8 MBY |
8 | extern dma_addr_t swiotlb_map_single(struct device *hwdev, void *ptr, |
9 | size_t size, int dir); | |
10 | extern void *swiotlb_alloc_coherent(struct device *hwdev, size_t size, | |
11 | dma_addr_t *dma_handle, gfp_t flags); | |
1da177e4 LT |
12 | extern void swiotlb_unmap_single(struct device *hwdev, dma_addr_t dev_addr, |
13 | size_t size, int dir); | |
14 | extern void swiotlb_sync_single_for_cpu(struct device *hwdev, | |
15 | dma_addr_t dev_addr, | |
16 | size_t size, int dir); | |
17 | extern void swiotlb_sync_single_for_device(struct device *hwdev, | |
18 | dma_addr_t dev_addr, | |
19 | size_t size, int dir); | |
878a97cf JL |
20 | extern void swiotlb_sync_single_range_for_cpu(struct device *hwdev, |
21 | dma_addr_t dev_addr, | |
22 | unsigned long offset, | |
23 | size_t size, int dir); | |
24 | extern void swiotlb_sync_single_range_for_device(struct device *hwdev, | |
25 | dma_addr_t dev_addr, | |
26 | unsigned long offset, | |
27 | size_t size, int dir); | |
1da177e4 LT |
28 | extern void swiotlb_sync_sg_for_cpu(struct device *hwdev, |
29 | struct scatterlist *sg, int nelems, | |
30 | int dir); | |
31 | extern void swiotlb_sync_sg_for_device(struct device *hwdev, | |
32 | struct scatterlist *sg, int nelems, | |
33 | int dir); | |
34 | extern int swiotlb_map_sg(struct device *hwdev, struct scatterlist *sg, | |
35 | int nents, int direction); | |
36 | extern void swiotlb_unmap_sg(struct device *hwdev, struct scatterlist *sg, | |
37 | int nents, int direction); | |
38 | extern int swiotlb_dma_mapping_error(dma_addr_t dma_addr); | |
1da177e4 LT |
39 | extern void swiotlb_free_coherent (struct device *hwdev, size_t size, |
40 | void *vaddr, dma_addr_t dma_handle); | |
17a941d8 MBY |
41 | extern int swiotlb_dma_supported(struct device *hwdev, u64 mask); |
42 | extern void swiotlb_init(void); | |
1da177e4 | 43 | |
65f87d8a AK |
44 | extern int swiotlb_force; |
45 | ||
1da177e4 LT |
46 | #ifdef CONFIG_SWIOTLB |
47 | extern int swiotlb; | |
48 | #else | |
49 | #define swiotlb 0 | |
50 | #endif | |
51 | ||
17a941d8 MBY |
52 | extern void pci_swiotlb_init(void); |
53 | ||
cde14bbf JB |
54 | static inline void dma_mark_clean(void *addr, size_t size) {} |
55 | ||
56 | #endif /* _ASM_SWIOTLB_H */ |