diff options
Diffstat (limited to 'arch/x86/include/asm/generic-scatterlist.h')
| -rw-r--r-- | arch/x86/include/asm/generic-scatterlist.h | 43 |
1 files changed, 0 insertions, 43 deletions
diff --git a/arch/x86/include/asm/generic-scatterlist.h b/arch/x86/include/asm/generic-scatterlist.h deleted file mode 100644 index 8b9454496a7..00000000000 --- a/arch/x86/include/asm/generic-scatterlist.h +++ /dev/null @@ -1,43 +0,0 @@ -#ifndef __ASM_GENERIC_SCATTERLIST_H -#define __ASM_GENERIC_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; - dma_addr_t dma_address; - unsigned int dma_length; -}; - -/* - * These macros should be used after a dma_map_sg call has been done - * to get bus addresses of each of the SG entries and their lengths. - * You should only work with the number of sg entries pci_map_sg - * returns, or alternatively stop on the first sg_dma_len(sg) which - * is 0. - */ -#define sg_dma_address(sg) ((sg)->dma_address) -#ifndef sg_dma_len -/* - * Normally, you have an iommu on 64 bit machines, but not on 32 bit - * machines. Architectures that are differnt should override this. - */ -#if __BITS_PER_LONG == 64 -#define sg_dma_len(sg) ((sg)->dma_length) -#else -#define sg_dma_len(sg) ((sg)->length) -#endif /* 64 bit */ -#endif /* sg_dma_len */ - -#ifndef ISA_DMA_THRESHOLD -#define ISA_DMA_THRESHOLD (~0UL) -#endif - -#define ARCH_HAS_SG_CHAIN - -#endif /* __ASM_GENERIC_SCATTERLIST_H */ |