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yaml
---
r: 83118
b: refs/heads/master
c: 82b12e2
h: refs/heads/master
v: v3
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Robert P. J. Day authored and Linus Torvalds committed Feb 5, 2008
1 parent 7c8a1d7 commit 81b41bb
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Showing 3 changed files with 11 additions and 11 deletions.
2 changes: 1 addition & 1 deletion [refs]
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@@ -1,2 +1,2 @@
---
refs/heads/master: 7038220aa511131f348018b85df172a21476fef9
refs/heads/master: 82b12e232d2a71f566dca48df4ae4548e6d8d53d
10 changes: 0 additions & 10 deletions trunk/include/asm-frv/dma-mapping.h
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Expand Up @@ -16,16 +16,6 @@ extern unsigned long __nongprelbss dma_coherent_mem_end;
void *dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t gfp);
void dma_free_coherent(struct device *dev, size_t size, void *vaddr, dma_addr_t dma_handle);

/*
* These macros should be used after a pci_map_sg call has been done
* to get bus addresses of each of the SG entries and their lengths.
* You should only work with the number of sg entries pci_map_sg
* returns, or alternatively stop on the first sg_dma_len(sg) which
* is 0.
*/
#define sg_dma_address(sg) ((sg)->dma_address)
#define sg_dma_len(sg) ((sg)->length)

/*
* Map a single buffer of the indicated size for DMA in streaming mode.
* The 32-bit bus address to use is returned.
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10 changes: 10 additions & 0 deletions trunk/include/asm-frv/scatterlist.h
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Expand Up @@ -31,6 +31,16 @@ struct scatterlist {
unsigned int length;
};

/*
* These macros should be used after a pci_map_sg call has been done
* to get bus addresses of each of the SG entries and their lengths.
* You should only work with the number of sg entries pci_map_sg
* returns, or alternatively stop on the first sg_dma_len(sg) which
* is 0.
*/
#define sg_dma_address(sg) ((sg)->dma_address)
#define sg_dma_len(sg) ((sg)->length)

#define ISA_DMA_THRESHOLD (0xffffffffUL)

#endif /* !_ASM_SCATTERLIST_H */

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