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f5e706ad SR |
1 | #ifndef _SPARC64_SCATTERLIST_H |
2 | #define _SPARC64_SCATTERLIST_H | |
3 | ||
4 | #include <asm/page.h> | |
5 | #include <asm/types.h> | |
6 | ||
7 | struct scatterlist { | |
8 | #ifdef CONFIG_DEBUG_SG | |
9 | unsigned long sg_magic; | |
10 | #endif | |
11 | unsigned long page_link; | |
12 | unsigned int offset; | |
13 | ||
14 | unsigned int length; | |
15 | ||
16 | dma_addr_t dma_address; | |
17 | __u32 dma_length; | |
18 | }; | |
19 | ||
20 | #define sg_dma_address(sg) ((sg)->dma_address) | |
21 | #define sg_dma_len(sg) ((sg)->dma_length) | |
22 | ||
23 | #define ISA_DMA_THRESHOLD (~0UL) | |
24 | ||
25 | #define ARCH_HAS_SG_CHAIN | |
26 | ||
27 | #endif /* !(_SPARC64_SCATTERLIST_H) */ |