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5f97f7f9 HS |
1 | #ifndef __ASM_AVR32_SCATTERLIST_H |
2 | #define __ASM_AVR32_SCATTERLIST_H | |
3 | ||
a9dfd281 JD |
4 | #include <asm/types.h> |
5 | ||
5f97f7f9 | 6 | struct scatterlist { |
d6ec0842 JA |
7 | #ifdef CONFIG_DEBUG_SG |
8 | unsigned long sg_magic; | |
9 | #endif | |
18dabf47 | 10 | unsigned long page_link; |
5f97f7f9 HS |
11 | unsigned int offset; |
12 | dma_addr_t dma_address; | |
13 | unsigned int length; | |
14 | }; | |
15 | ||
16 | /* These macros should be used after a pci_map_sg call has been done | |
17 | * to get bus addresses of each of the SG entries and their lengths. | |
18 | * You should only work with the number of sg entries pci_map_sg | |
19 | * returns. | |
20 | */ | |
21 | #define sg_dma_address(sg) ((sg)->dma_address) | |
22 | #define sg_dma_len(sg) ((sg)->length) | |
23 | ||
24 | #define ISA_DMA_THRESHOLD (0xffffffff) | |
25 | ||
26 | #endif /* __ASM_AVR32_SCATTERLIST_H */ |