diff options
| author | Ingo Molnar <mingo@elte.hu> | 2008-07-25 13:08:16 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-07-25 13:08:16 +0200 |
| commit | 10a010f6953b5a14ba2f0be40a4fce1bea220875 (patch) | |
| tree | 19aadf718c796bc7fae0a1a1c970d84d67c541d4 /include/asm-mn10300/scatterlist.h | |
| parent | 510b37258dfd61693ca6c039865c78bd996e3718 (diff) | |
| parent | fb2e405fc1fc8b20d9c78eaa1c7fd5a297efde43 (diff) | |
Merge branch 'linus' into x86/x2apic
Conflicts:
drivers/pci/dmar.c
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 */ |