Commit 48c7cf47 authored by FUJITA Tomonori's avatar FUJITA Tomonori Committed by Linus Torvalds
Browse files

alpha: use asm-generic/scatterlist.h 



Signed-off-by: default avatarFUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Acked-by: default avatarMatt Turner <mattst88@gmail.com>
Cc: Richard Henderson <rth@twiddle.net>
Cc: Ivan Kokshaysky <ink@jurassic.park.msu.ru>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent e32205eb

arch/alpha/Kconfig

+3 −0
Original line number Diff line number Diff line
@@ -61,6 +61,9 @@ config ZONE_DMA 
config NEED_DMA_MAP_STATE

       def_bool y



config NEED_SG_DMA_LENGTH

	def_bool y



config GENERIC_ISA_DMA

	bool

	default y

arch/alpha/include/asm/scatterlist.h

+3 −18
Original line number Diff line number Diff line 
#ifndef _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 ISA_DMA_THRESHOLD (~0UL)



#define sg_dma_address(sg)	((sg)->dma_address)

#define sg_dma_len(sg)		((sg)->dma_length)

#include <asm-generic/scatterlist.h>



#define ISA_DMA_THRESHOLD (~0UL)

#undef ARCH_HAS_SG_CHAIN



#endif /* !(_ALPHA_SCATTERLIST_H) */

CRA Git | Maintained and supported by SUSTech CRA and CCSE