acrn-kernel/include/asm-alpha/scatterlist.h

22 lines
381 B
C

#ifndef _ALPHA_SCATTERLIST_H
#define _ALPHA_SCATTERLIST_H
#include <asm/page.h>
struct scatterlist {
struct page *page;
unsigned int offset;
unsigned int length;
dma_addr_t dma_address;
__u32 dma_length;
};
#define sg_dma_address(sg) ((sg)->dma_address)
#define sg_dma_len(sg) ((sg)->dma_length)
#define ISA_DMA_THRESHOLD (~0UL)
#endif /* !(_ALPHA_SCATTERLIST_H) */