diff options
| author | Kyle McMartin <kyle@mcmartin.ca> | 2008-07-28 23:02:13 -0400 |
|---|---|---|
| committer | Kyle McMartin <kyle@hera.kernel.org> | 2008-10-10 16:32:29 +0000 |
| commit | deae26bf6a10e47983606f5df080b91e97650ead (patch) | |
| tree | 84a8a68145d0f713d7c5a1f9e6b3b03be9b3a4c8 /arch/parisc/include/asm/scatterlist.h | |
| parent | 6c86cb8237bf08443806089130dc108051569a93 (diff) | |
parisc: move include/asm-parisc to arch/parisc/include/asm
Diffstat (limited to 'arch/parisc/include/asm/scatterlist.h')
| -rw-r--r-- | arch/parisc/include/asm/scatterlist.h | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/arch/parisc/include/asm/scatterlist.h b/arch/parisc/include/asm/scatterlist.h new file mode 100644 index 00000000000..62269b31ebf --- /dev/null +++ b/arch/parisc/include/asm/scatterlist.h @@ -0,0 +1,27 @@ +#ifndef _ASM_PARISC_SCATTERLIST_H +#define _ASM_PARISC_SCATTERLIST_H + +#include <asm/page.h> +#include <asm/types.h> + +struct scatterlist { +#ifdef CONFIG_DEBUG_SG + unsigned long sg_magic; +#endif + unsigned long page_link; + unsigned int offset; + + unsigned int length; + + /* an IOVA can be 64-bits on some PA-Risc platforms. */ + dma_addr_t iova; /* I/O Virtual Address */ + __u32 iova_length; /* bytes mapped */ +}; + +#define sg_virt_addr(sg) ((unsigned long)sg_virt(sg)) +#define sg_dma_address(sg) ((sg)->iova) +#define sg_dma_len(sg) ((sg)->iova_length) + +#define ISA_DMA_THRESHOLD (~0UL) + +#endif /* _ASM_PARISC_SCATTERLIST_H */ |