diff options
author | Ingo Molnar <mingo@elte.hu> | 2008-10-12 11:32:17 +0200 |
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committer | Ingo Molnar <mingo@elte.hu> | 2008-10-12 11:32:17 +0200 |
commit | 206855c321adee56db3946ca09a5887cddb9d598 (patch) | |
tree | 13a2729d4d0e37170552bd9ad3c6bba71ba0c55c /arch/mips/include/asm/scatterlist.h | |
parent | e8d3f455de4f42d4bab2f6f1aeb2cf3bd18eb508 (diff) | |
parent | cb58ffc3889f0545628f138f849e759a331b8ddc (diff) |
Merge branch 'x86/urgent' into core/signal
Conflicts:
arch/x86/kernel/signal_64.c
Diffstat (limited to 'arch/mips/include/asm/scatterlist.h')
-rw-r--r-- | arch/mips/include/asm/scatterlist.h | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/arch/mips/include/asm/scatterlist.h b/arch/mips/include/asm/scatterlist.h new file mode 100644 index 00000000000..83d69fe17c9 --- /dev/null +++ b/arch/mips/include/asm/scatterlist.h @@ -0,0 +1,28 @@ +#ifndef __ASM_SCATTERLIST_H +#define __ASM_SCATTERLIST_H + +#include <asm/types.h> + +struct scatterlist { +#ifdef CONFIG_DEBUG_SG + unsigned long sg_magic; +#endif + unsigned long page_link; + unsigned int offset; + dma_addr_t dma_address; + 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 (0x00ffffffUL) + +#endif /* __ASM_SCATTERLIST_H */ |