git://bbs.cooldavid.org / net-next-2.6.git / blame
| Commit | Line | Data |
|---|---|---|
| 1da177e4 LT |
1 | #ifndef _ASM_DMA_MAPPING_H |
| 2 | #define _ASM_DMA_MAPPING_H | |
| 3 | ||
| 4 | #include <asm/scatterlist.h> | |
| 5 | ||
| 6 | static inline int | |
| 7 | dma_supported(struct device *dev, u64 mask) | |
| 8 | { | |
| 9 | BUG(); | |
| 10 | return(0); | |
| 11 | } | |
| 12 | ||
| 13 | static inline int | |
| 14 | dma_set_mask(struct device *dev, u64 dma_mask) | |
| 15 | { | |
| 16 | BUG(); | |
| 17 | return(0); | |
| 18 | } | |
| 19 | ||
| 20 | static inline void * | |
| 21 | dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle, | |
| 970a9e73 | 22 | gfp_t flag) |
| 1da177e4 LT |
23 | { |
| 24 | BUG(); | |
| 25 | return((void *) 0); | |
| 26 | } | |
| 27 | ||
| 28 | static inline void | |
| 29 | dma_free_coherent(struct device *dev, size_t size, void *cpu_addr, | |
| 30 | dma_addr_t dma_handle) | |
| 31 | { | |
| 32 | BUG(); | |
| 33 | } | |
| 34 | ||
| 35 | static inline dma_addr_t | |
| 36 | dma_map_single(struct device *dev, void *cpu_addr, size_t size, | |
| 37 | enum dma_data_direction direction) | |
| 38 | { | |
| 39 | BUG(); | |
| 40 | return(0); | |
| 41 | } | |
| 42 | ||
| 43 | static inline void | |
| 44 | dma_unmap_single(struct device *dev, dma_addr_t dma_addr, size_t size, | |
| 45 | enum dma_data_direction direction) | |
| 46 | { | |
| 47 | BUG(); | |
| 48 | } | |
| 49 | ||
| 50 | static inline dma_addr_t | |
| 51 | dma_map_page(struct device *dev, struct page *page, | |
| 52 | unsigned long offset, size_t size, | |
| 53 | enum dma_data_direction direction) | |
| 54 | { | |
| 55 | BUG(); | |
| 56 | return(0); | |
| 57 | } | |
| 58 | ||
| 59 | static inline void | |
| 60 | dma_unmap_page(struct device *dev, dma_addr_t dma_address, size_t size, | |
| 61 | enum dma_data_direction direction) | |
| 62 | { | |
| 63 | BUG(); | |
| 64 | } | |
| 65 | ||
| 66 | static inline int | |
| 67 | dma_map_sg(struct device *dev, struct scatterlist *sg, int nents, | |
| 68 | enum dma_data_direction direction) | |
| 69 | { | |
| 70 | BUG(); | |
| 71 | return(0); | |
| 72 | } | |
| 73 | ||
| 74 | static inline void | |
| 75 | dma_unmap_sg(struct device *dev, struct scatterlist *sg, int nhwentries, | |
| 76 | enum dma_data_direction direction) | |
| 77 | { | |
| 78 | BUG(); | |
| 79 | } | |
| 80 | ||
| 81 | static inline void | |
| ab420e6d | 82 | dma_sync_single_for_cpu(struct device *dev, dma_addr_t dma_handle, size_t size, |
| 1da177e4 LT |
83 | enum dma_data_direction direction) |
| 84 | { | |
| 85 | BUG(); | |
| 86 | } | |
| 87 | ||
| 88 | static inline void | |
| ab420e6d | 89 | dma_sync_sg_for_cpu(struct device *dev, struct scatterlist *sg, int nelems, |
| 1da177e4 LT |
90 | enum dma_data_direction direction) |
| 91 | { | |
| 92 | BUG(); | |
| 93 | } | |
| 94 | ||
| 95 | #define dma_alloc_noncoherent(d, s, h, f) dma_alloc_coherent(d, s, h, f) | |
| 96 | #define dma_free_noncoherent(d, s, v, h) dma_free_coherent(d, s, v, h) | |
| 1da177e4 | 97 | |
| 1da177e4 | 98 | static inline void |
| d3fa72e4 | 99 | dma_cache_sync(struct device *dev, void *vaddr, size_t size, |
| 1da177e4 LT |
100 | enum dma_data_direction direction) |
| 101 | { | |
| 102 | BUG(); | |
| 103 | } | |
| 104 | ||
| 02a14164 DM |
105 | static inline int |
| 106 | dma_mapping_error(struct device *dev, dma_addr_t dma_handle) | |
| 107 | { | |
| 108 | BUG(); | |
| 109 | return 0; | |
| 110 | } | |
| 111 | ||
| 1da177e4 | 112 | #endif |