linux/include/asm-sparc/scatterlist.h

27 lines
522 B
C

#ifndef _SPARC_SCATTERLIST_H
#define _SPARC_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 dvma_address; /* A place to hang host-specific addresses at. */
__u32 dvma_length;
};
#define sg_dma_address(sg) ((sg)->dvma_address)
#define sg_dma_len(sg) ((sg)->dvma_length)
#define ISA_DMA_THRESHOLD (~0UL)
#define ARCH_HAS_SG_CHAIN
#endif /* !(_SPARC_SCATTERLIST_H) */