| Sam Ravnborg | f5e706a | 2008-07-17 21:55:51 -0700 | [diff] [blame] | 1 | #ifndef _ASM_SPARC_DMA_MAPPING_H |
| 2 | #define _ASM_SPARC_DMA_MAPPING_H |
| 3 | |
| David S. Miller | 944c67df | 2008-08-27 18:01:36 -0700 | [diff] [blame^] | 4 | #include <linux/types.h> |
| Sam Ravnborg | f5e706a | 2008-07-17 21:55:51 -0700 | [diff] [blame] | 5 | |
| David S. Miller | 944c67df | 2008-08-27 18:01:36 -0700 | [diff] [blame^] | 6 | struct device; |
| 7 | struct scatterlist; |
| 8 | struct page; |
| 9 | |
| 10 | #define DMA_ERROR_CODE (~(dma_addr_t)0x0) |
| 11 | |
| 12 | extern int dma_supported(struct device *dev, u64 mask); |
| 13 | extern int dma_set_mask(struct device *dev, u64 dma_mask); |
| 14 | extern void *dma_alloc_coherent(struct device *dev, size_t size, |
| 15 | dma_addr_t *dma_handle, gfp_t flag); |
| 16 | extern void dma_free_coherent(struct device *dev, size_t size, |
| 17 | void *cpu_addr, dma_addr_t dma_handle); |
| 18 | extern dma_addr_t dma_map_single(struct device *dev, void *cpu_addr, |
| 19 | size_t size, |
| 20 | enum dma_data_direction direction); |
| 21 | extern void dma_unmap_single(struct device *dev, dma_addr_t dma_addr, |
| 22 | size_t size, |
| 23 | enum dma_data_direction direction); |
| 24 | extern dma_addr_t dma_map_page(struct device *dev, struct page *page, |
| 25 | unsigned long offset, size_t size, |
| 26 | enum dma_data_direction direction); |
| 27 | extern void dma_unmap_page(struct device *dev, dma_addr_t dma_address, |
| 28 | size_t size, enum dma_data_direction direction); |
| 29 | extern int dma_map_sg(struct device *dev, struct scatterlist *sg, |
| 30 | int nents, enum dma_data_direction direction); |
| 31 | extern void dma_unmap_sg(struct device *dev, struct scatterlist *sg, |
| 32 | int nents, enum dma_data_direction direction); |
| 33 | extern void dma_sync_single_for_cpu(struct device *dev, dma_addr_t dma_handle, |
| 34 | size_t size, |
| 35 | enum dma_data_direction direction); |
| 36 | extern void dma_sync_single_for_device(struct device *dev, |
| 37 | dma_addr_t dma_handle, |
| 38 | size_t size, |
| 39 | enum dma_data_direction direction); |
| 40 | extern void dma_sync_single_range_for_cpu(struct device *dev, |
| 41 | dma_addr_t dma_handle, |
| 42 | unsigned long offset, |
| 43 | size_t size, |
| 44 | enum dma_data_direction direction); |
| 45 | extern void dma_sync_single_range_for_device(struct device *dev, |
| 46 | dma_addr_t dma_handle, |
| 47 | unsigned long offset, size_t size, |
| 48 | enum dma_data_direction direction); |
| 49 | extern void dma_sync_sg_for_cpu(struct device *dev, struct scatterlist *sg, |
| 50 | int nelems, enum dma_data_direction direction); |
| 51 | extern void dma_sync_sg_for_device(struct device *dev, |
| 52 | struct scatterlist *sg, int nelems, |
| 53 | enum dma_data_direction direction); |
| 54 | extern int dma_mapping_error(struct device *dev, dma_addr_t dma_addr); |
| 55 | extern int dma_get_cache_alignment(void); |
| 56 | |
| 57 | #define dma_alloc_noncoherent dma_alloc_coherent |
| 58 | #define dma_free_noncoherent dma_free_coherent |
| Sam Ravnborg | f5e706a | 2008-07-17 21:55:51 -0700 | [diff] [blame] | 59 | |
| 60 | #endif /* _ASM_SPARC_DMA_MAPPING_H */ |