diff options
Diffstat (limited to 'include/asm-x86/dma-mapping.h')
-rw-r--r-- | include/asm-x86/dma-mapping.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/include/asm-x86/dma-mapping.h b/include/asm-x86/dma-mapping.h index aebd178a19ac..d320244db8af 100644 --- a/include/asm-x86/dma-mapping.h +++ b/include/asm-x86/dma-mapping.h | |||
@@ -50,10 +50,20 @@ struct dma_mapping_ops { | |||
50 | int is_phys; | 50 | int is_phys; |
51 | }; | 51 | }; |
52 | 52 | ||
53 | extern const struct dma_mapping_ops *dma_ops; | ||
54 | |||
53 | #ifdef CONFIG_X86_32 | 55 | #ifdef CONFIG_X86_32 |
54 | # include "dma-mapping_32.h" | 56 | # include "dma-mapping_32.h" |
55 | #else | 57 | #else |
56 | # include "dma-mapping_64.h" | 58 | # include "dma-mapping_64.h" |
57 | #endif | 59 | #endif |
58 | 60 | ||
61 | static inline dma_addr_t | ||
62 | dma_map_single(struct device *hwdev, void *ptr, size_t size, | ||
63 | int direction) | ||
64 | { | ||
65 | BUG_ON(!valid_dma_direction(direction)); | ||
66 | return dma_ops->map_single(hwdev, ptr, size, direction); | ||
67 | } | ||
68 | |||
59 | #endif | 69 | #endif |