diff options
Diffstat (limited to 'include/asm-ppc64/scatterlist.h')
| -rw-r--r-- | include/asm-ppc64/scatterlist.h | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/include/asm-ppc64/scatterlist.h b/include/asm-ppc64/scatterlist.h new file mode 100644 index 000000000000..cecce6c6dfbb --- /dev/null +++ b/include/asm-ppc64/scatterlist.h @@ -0,0 +1,31 @@ +#ifndef _PPC64_SCATTERLIST_H +#define _PPC64_SCATTERLIST_H + +/* + * Copyright (C) 2001 PPC64 Team, IBM Corp + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version + * 2 of the License, or (at your option) any later version. + */ + +#include <linux/types.h> +#include <asm/dma.h> + +struct scatterlist { + struct page *page; + unsigned int offset; + unsigned int length; + + /* For TCE support */ + u32 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 /* !(_PPC64_SCATTERLIST_H) */ |