diff options
author | Russell King <rmk@dyn-67.arm.linux.org.uk> | 2008-08-02 05:55:55 -0400 |
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committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2008-08-02 16:32:35 -0400 |
commit | 4baa9922430662431231ac637adedddbb0cfb2d7 (patch) | |
tree | e8fb765ce3e41c01f33de34a0bc9494f0ae19818 /arch/arm/include/asm/scatterlist.h | |
parent | ff4db0a043a5dee7180bdffd178e61cd02812c68 (diff) |
[ARM] move include/asm-arm to arch/arm/include/asm
Move platform independent header files to arch/arm/include/asm, leaving
those in asm/arch* and asm/plat* alone.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/include/asm/scatterlist.h')
-rw-r--r-- | arch/arm/include/asm/scatterlist.h | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/arch/arm/include/asm/scatterlist.h b/arch/arm/include/asm/scatterlist.h new file mode 100644 index 00000000000..ca0a37d0340 --- /dev/null +++ b/arch/arm/include/asm/scatterlist.h | |||
@@ -0,0 +1,27 @@ | |||
1 | #ifndef _ASMARM_SCATTERLIST_H | ||
2 | #define _ASMARM_SCATTERLIST_H | ||
3 | |||
4 | #include <asm/memory.h> | ||
5 | #include <asm/types.h> | ||
6 | |||
7 | struct scatterlist { | ||
8 | #ifdef CONFIG_DEBUG_SG | ||
9 | unsigned long sg_magic; | ||
10 | #endif | ||
11 | unsigned long page_link; | ||
12 | unsigned int offset; /* buffer offset */ | ||
13 | dma_addr_t dma_address; /* dma address */ | ||
14 | unsigned int length; /* length */ | ||
15 | }; | ||
16 | |||
17 | /* | ||
18 | * These macros should be used after a pci_map_sg call has been done | ||
19 | * to get bus addresses of each of the SG entries and their lengths. | ||
20 | * You should only work with the number of sg entries pci_map_sg | ||
21 | * returns, or alternatively stop on the first sg_dma_len(sg) which | ||
22 | * is 0. | ||
23 | */ | ||
24 | #define sg_dma_address(sg) ((sg)->dma_address) | ||
25 | #define sg_dma_len(sg) ((sg)->length) | ||
26 | |||
27 | #endif /* _ASMARM_SCATTERLIST_H */ | ||