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m68k: use mmu scatterlist.h for non-mmu setups as well 

There is only trivial differences between the non-mmu and mmu
versions of scatterlist.h. So use the mmu one and remove the non-mmu one.

Signed-off-by: Greg Ungerer <gerg@uclinux.org>
Acked-by: Geert Uytterhoeven <geert@linux-m68k.org>
This commit is contained in:
Greg Ungerer 2009-01-29 16:05:35 +10:00
parent 54cae79e52
commit 375d1c7e2d
3 changed files with 22 additions and 49 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

26
arch/m68k/include/asm/scatterlist.h
View File

@ -1,5 +1,23 @@
#ifdef __uClinux__
#include "scatterlist_no.h"
#else
#include "scatterlist_mm.h"
#ifndef _M68K_SCATTERLIST_H
#define _M68K_SCATTERLIST_H
#include <linux/types.h>
struct scatterlist {
#ifdef CONFIG_DEBUG_SG
unsigned long sg_magic;
#endif
unsigned long page_link;
unsigned int offset;
unsigned int length;
__u32 dma_address; /* A place to hang host-specific addresses at. */
};
/* This is bogus and should go away. */
#define ISA_DMA_THRESHOLD (0x00ffffff)
#define sg_dma_address(sg) ((sg)->dma_address)
#define sg_dma_len(sg) ((sg)->length)
#endif /* !(_M68K_SCATTERLIST_H) */

23
arch/m68k/include/asm/scatterlist_mm.h
View File

@ -1,23 +0,0 @@
#ifndef _M68K_SCATTERLIST_H
#define _M68K_SCATTERLIST_H
#include <linux/types.h>
struct scatterlist {
#ifdef CONFIG_DEBUG_SG
unsigned long sg_magic;
#endif
unsigned long page_link;
unsigned int offset;
unsigned int length;
__u32 dma_address; /* A place to hang host-specific addresses at. */
};
/* This is bogus and should go away. */
#define ISA_DMA_THRESHOLD (0x00ffffff)
#define sg_dma_address(sg) ((sg)->dma_address)
#define sg_dma_len(sg) ((sg)->length)
#endif /* !(_M68K_SCATTERLIST_H) */

22
arch/m68k/include/asm/scatterlist_no.h
View File

@ -1,22 +0,0 @@
#ifndef _M68KNOMMU_SCATTERLIST_H
#define _M68KNOMMU_SCATTERLIST_H
#include <linux/mm.h>
#include <asm/types.h>
struct scatterlist {
#ifdef CONFIG_DEBUG_SG
unsigned long sg_magic;
#endif
unsigned long page_link;
unsigned int offset;
dma_addr_t dma_address;
unsigned int length;
};
#define sg_dma_address(sg) ((sg)->dma_address)
#define sg_dma_len(sg) ((sg)->length)
#define ISA_DMA_THRESHOLD (0xffffffff)
#endif /* !(_M68KNOMMU_SCATTERLIST_H) */