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a9dfd281a7
Most architectures' scatterlist.h use the type dma_addr_t, but omit to include <asm/types.h> which defines it. This could lead to build failures, so let's add the missing includes. Signed-off-by: Jean Delvare <khali@linux-fr.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
24 lines
591 B
C
24 lines
591 B
C
#ifndef _I386_SCATTERLIST_H
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#define _I386_SCATTERLIST_H
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#include <asm/types.h>
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struct scatterlist {
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struct page *page;
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unsigned int offset;
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dma_addr_t dma_address;
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unsigned int length;
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};
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/* These macros should be used after a pci_map_sg call has been done
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* to get bus addresses of each of the SG entries and their lengths.
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* You should only work with the number of sg entries pci_map_sg
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* returns.
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*/
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#define sg_dma_address(sg) ((sg)->dma_address)
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#define sg_dma_len(sg) ((sg)->length)
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#define ISA_DMA_THRESHOLD (0x00ffffff)
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#endif /* !(_I386_SCATTERLIST_H) */
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