[IA64] use asm-generic/scatterlist.h

IA64's scatterlist structure is identical to the generic one.

Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Signed-off-by: Tony Luck <tony.luck@intel.com>
This commit is contained in:
FUJITA Tomonori 2010-02-26 09:43:51 +09:00 committed by Tony Luck
parent 60b341b778
commit 3a095a97e1

View File

@ -1,25 +1,6 @@
#ifndef _ASM_IA64_SCATTERLIST_H
#define _ASM_IA64_SCATTERLIST_H
/*
* Modified 1998-1999, 2001-2002, 2004
* David Mosberger-Tang <davidm@hpl.hp.com>, Hewlett-Packard Co
*/
#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; /* buffer length */
dma_addr_t dma_address;
unsigned int dma_length;
};
/*
* It used to be that ISA_DMA_THRESHOLD had something to do with the
* DMA-limits of ISA-devices. Nowadays, its only remaining use (apart
@ -30,9 +11,6 @@ struct scatterlist {
*/
#define ISA_DMA_THRESHOLD 0xffffffff
#define sg_dma_len(sg) ((sg)->dma_length)
#define sg_dma_address(sg) ((sg)->dma_address)
#define ARCH_HAS_SG_CHAIN
#include <asm-generic/scatterlist.h>
#endif /* _ASM_IA64_SCATTERLIST_H */