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dma-mapping-broken.h
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1 #ifndef _ASM_GENERIC_DMA_MAPPING_H
2 #define _ASM_GENERIC_DMA_MAPPING_H
3 
4 /* define the dma api to allow compilation but not linking of
5  * dma dependent code. Code that depends on the dma-mapping
6  * API needs to set 'depends on HAS_DMA' in its Kconfig
7  */
8 
9 struct scatterlist;
10 
11 extern void *
13  gfp_t flag);
14 
15 extern void
16 dma_free_coherent(struct device *dev, size_t size, void *cpu_addr,
18 
19 #define dma_alloc_noncoherent(d, s, h, f) dma_alloc_coherent(d, s, h, f)
20 #define dma_free_noncoherent(d, s, v, h) dma_free_coherent(d, s, v, h)
21 
22 extern dma_addr_t
23 dma_map_single(struct device *dev, void *ptr, size_t size,
25 
26 extern void
29 
30 extern int
31 dma_map_sg(struct device *dev, struct scatterlist *sg, int nents,
33 
34 extern void
35 dma_unmap_sg(struct device *dev, struct scatterlist *sg, int nhwentries,
37 
38 extern dma_addr_t
39 dma_map_page(struct device *dev, struct page *page, unsigned long offset,
40  size_t size, enum dma_data_direction direction);
41 
42 extern void
45 
46 extern void
49 
50 extern void
52  unsigned long offset, size_t size,
54 
55 extern void
56 dma_sync_sg_for_cpu(struct device *dev, struct scatterlist *sg, int nelems,
58 
59 #define dma_sync_single_for_device dma_sync_single_for_cpu
60 #define dma_sync_single_range_for_device dma_sync_single_range_for_cpu
61 #define dma_sync_sg_for_device dma_sync_sg_for_cpu
62 
63 extern int
65 
66 extern int
67 dma_supported(struct device *dev, u64 mask);
68 
69 extern int
70 dma_set_mask(struct device *dev, u64 mask);
71 
72 extern int
74 
75 extern void
76 dma_cache_sync(struct device *dev, void *vaddr, size_t size,
78 
79 #endif /* _ASM_GENERIC_DMA_MAPPING_H */