diff options
| author | Ingo Molnar <mingo@elte.hu> | 2008-07-29 00:07:55 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-07-29 00:07:55 +0200 |
| commit | cb28a1bbdb4790378e7366d6c9ee1d2340b84f92 (patch) | |
| tree | 316436f77dac75335fd2c3ef5f109e71606c50d3 /include/asm-mn10300/scatterlist.h | |
| parent | b6d4f7e3ef25beb8c658c97867d98883e69dc544 (diff) | |
| parent | f934fb19ef34730263e6afc01e8ec27a8a71470f (diff) | |
Merge branch 'linus' into core/generic-dma-coherent
Conflicts:
arch/x86/Kconfig
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/asm-mn10300/scatterlist.h')
| -rw-r--r-- | include/asm-mn10300/scatterlist.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/include/asm-mn10300/scatterlist.h b/include/asm-mn10300/scatterlist.h index e29d91dbcf2..67535901b9f 100644 --- a/include/asm-mn10300/scatterlist.h +++ b/include/asm-mn10300/scatterlist.h @@ -43,4 +43,13 @@ struct scatterlist { #define ISA_DMA_THRESHOLD (0x00ffffff) +/* + * 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. + */ +#define sg_dma_address(sg) ((sg)->dma_address) +#define sg_dma_len(sg) ((sg)->length) + #endif /* _ASM_SCATTERLIST_H */ |