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linux-sg2042
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alpha: use asm-generic/scatterlist.h 

Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Acked-by: Matt Turner <mattst88@gmail.com>
Cc: Richard Henderson <rth@twiddle.net>
Cc: Ivan Kokshaysky <ink@jurassic.park.msu.ru>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
FUJITA Tomonori 2010-05-26 14:44:34 -07:00 committed by Linus Torvalds
parent e32205eb58
commit 48c7cf4797
2 changed files with 7 additions and 19 deletions
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3
arch/alpha/Kconfig
View File

@ -61,6 +61,9 @@ config ZONE_DMA
config NEED_DMA_MAP_STATE config NEED_DMA_MAP_STATE
def_bool y def_bool y
config NEED_SG_DMA_LENGTH
def_bool y
config GENERIC_ISA_DMA config GENERIC_ISA_DMA
bool bool
default y default y

23
arch/alpha/include/asm/scatterlist.h
View File

@ -1,25 +1,10 @@
#ifndef _ALPHA_SCATTERLIST_H #ifndef _ALPHA_SCATTERLIST_H
#define _ALPHA_SCATTERLIST_H #define _ALPHA_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;
dma_addr_t dma_address;
__u32 dma_length;
};
#define sg_dma_address(sg) ((sg)->dma_address)
#define sg_dma_len(sg) ((sg)->dma_length)
#define ISA_DMA_THRESHOLD (~0UL) #define ISA_DMA_THRESHOLD (~0UL)
#include <asm-generic/scatterlist.h>
#undef ARCH_HAS_SG_CHAIN
#endif /* !(_ALPHA_SCATTERLIST_H) */ #endif /* !(_ALPHA_SCATTERLIST_H) */