diff options
Diffstat (limited to 'include/asm-frv')
| -rw-r--r-- | include/asm-frv/dma-mapping.h | 10 | ||||
| -rw-r--r-- | include/asm-frv/scatterlist.h | 10 |
2 files changed, 10 insertions, 10 deletions
diff --git a/include/asm-frv/dma-mapping.h b/include/asm-frv/dma-mapping.h index bcb2df68496e..2e8966ca030d 100644 --- a/include/asm-frv/dma-mapping.h +++ b/include/asm-frv/dma-mapping.h | |||
| @@ -17,16 +17,6 @@ void *dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle | |||
| 17 | void dma_free_coherent(struct device *dev, size_t size, void *vaddr, dma_addr_t dma_handle); | 17 | void dma_free_coherent(struct device *dev, size_t size, void *vaddr, dma_addr_t dma_handle); |
| 18 | 18 | ||
| 19 | /* | 19 | /* |
| 20 | * These macros should be used after a pci_map_sg call has been done | ||
| 21 | * to get bus addresses of each of the SG entries and their lengths. | ||
| 22 | * You should only work with the number of sg entries pci_map_sg | ||
| 23 | * returns, or alternatively stop on the first sg_dma_len(sg) which | ||
| 24 | * is 0. | ||
| 25 | */ | ||
| 26 | #define sg_dma_address(sg) ((sg)->dma_address) | ||
| 27 | #define sg_dma_len(sg) ((sg)->length) | ||
| 28 | |||
| 29 | /* | ||
| 30 | * Map a single buffer of the indicated size for DMA in streaming mode. | 20 | * Map a single buffer of the indicated size for DMA in streaming mode. |
| 31 | * The 32-bit bus address to use is returned. | 21 | * The 32-bit bus address to use is returned. |
| 32 | * | 22 | * |
diff --git a/include/asm-frv/scatterlist.h b/include/asm-frv/scatterlist.h index 2e7143b5a7ad..4bca8a28546c 100644 --- a/include/asm-frv/scatterlist.h +++ b/include/asm-frv/scatterlist.h | |||
| @@ -31,6 +31,16 @@ struct scatterlist { | |||
| 31 | unsigned int length; | 31 | unsigned int length; |
| 32 | }; | 32 | }; |
| 33 | 33 | ||
| 34 | /* | ||
| 35 | * These macros should be used after a pci_map_sg call has been done | ||
| 36 | * to get bus addresses of each of the SG entries and their lengths. | ||
| 37 | * You should only work with the number of sg entries pci_map_sg | ||
| 38 | * returns, or alternatively stop on the first sg_dma_len(sg) which | ||
| 39 | * is 0. | ||
| 40 | */ | ||
| 41 | #define sg_dma_address(sg) ((sg)->dma_address) | ||
| 42 | #define sg_dma_len(sg) ((sg)->length) | ||
| 43 | |||
| 34 | #define ISA_DMA_THRESHOLD (0xffffffffUL) | 44 | #define ISA_DMA_THRESHOLD (0xffffffffUL) |
| 35 | 45 | ||
| 36 | #endif /* !_ASM_SCATTERLIST_H */ | 46 | #endif /* !_ASM_SCATTERLIST_H */ |
