diff options
author | FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> | 2010-05-26 17:44:33 -0400 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-05-27 12:12:54 -0400 |
commit | e32205eb5818ab53dbe0ffe6c6fbdaa9af83de72 (patch) | |
tree | 142e2bd3a369c66d4a4d7276a3434d42fea7deb9 /arch/powerpc/include | |
parent | 4a14d84ea2adc6c02dde4ae2d4552c15e014a475 (diff) |
powerpc: use asm-generic/scatterlist.h
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Paul Mackerras <paulus@samba.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/powerpc/include')
-rw-r--r-- | arch/powerpc/include/asm/scatterlist.h | 29 |
1 files changed, 1 insertions, 28 deletions
diff --git a/arch/powerpc/include/asm/scatterlist.h b/arch/powerpc/include/asm/scatterlist.h index 912bf597870f..4ae35da4975e 100644 --- a/arch/powerpc/include/asm/scatterlist.h +++ b/arch/powerpc/include/asm/scatterlist.h | |||
@@ -9,38 +9,11 @@ | |||
9 | * 2 of the License, or (at your option) any later version. | 9 | * 2 of the License, or (at your option) any later version. |
10 | */ | 10 | */ |
11 | 11 | ||
12 | #ifdef __KERNEL__ | ||
13 | #include <linux/types.h> | ||
14 | #include <asm/dma.h> | 12 | #include <asm/dma.h> |
15 | 13 | #include <asm-generic/scatterlist.h> | |
16 | struct scatterlist { | ||
17 | #ifdef CONFIG_DEBUG_SG | ||
18 | unsigned long sg_magic; | ||
19 | #endif | ||
20 | unsigned long page_link; | ||
21 | unsigned int offset; | ||
22 | unsigned int length; | ||
23 | |||
24 | /* For TCE or SWIOTLB support */ | ||
25 | dma_addr_t dma_address; | ||
26 | u32 dma_length; | ||
27 | }; | ||
28 | |||
29 | /* | ||
30 | * These macros should be used after a dma_map_sg call has been done | ||
31 | * to get bus addresses of each of the SG entries and their lengths. | ||
32 | * You should only work with the number of sg entries pci_map_sg | ||
33 | * returns, or alternatively stop on the first sg_dma_len(sg) which | ||
34 | * is 0. | ||
35 | */ | ||
36 | #define sg_dma_address(sg) ((sg)->dma_address) | ||
37 | #define sg_dma_len(sg) ((sg)->dma_length) | ||
38 | 14 | ||
39 | #ifdef __powerpc64__ | 15 | #ifdef __powerpc64__ |
40 | #define ISA_DMA_THRESHOLD (~0UL) | 16 | #define ISA_DMA_THRESHOLD (~0UL) |
41 | #endif | 17 | #endif |
42 | 18 | ||
43 | #define ARCH_HAS_SG_CHAIN | ||
44 | |||
45 | #endif /* __KERNEL__ */ | ||
46 | #endif /* _ASM_POWERPC_SCATTERLIST_H */ | 19 | #endif /* _ASM_POWERPC_SCATTERLIST_H */ |