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[safe/jmp/linux-2.6] / include / asm-ia64 / scatterlist.h

diff --git a/include/asm-ia64/scatterlist.h b/include/asm-ia64/scatterlist.h
index 834a189..d6f5787 100644 (file)
--- a/include/asm-ia64/scatterlist.h
+++ b/include/asm-ia64/scatterlist.h
@@ -6,8 +6,13 @@
  *     David Mosberger-Tang <davidm@hpl.hp.com>, Hewlett-Packard Co
  */
 
+#include <asm/types.h>
+
 struct scatterlist {
-       struct page *page;
+#ifdef CONFIG_DEBUG_SG
+       unsigned long sg_magic;
+#endif
+       unsigned long page_link;
        unsigned int offset;
        unsigned int length;    /* buffer length */
 
@@ -25,4 +30,9 @@ struct scatterlist {
  */
 #define ISA_DMA_THRESHOLD      0xffffffff
 
+#define sg_dma_len(sg)         ((sg)->dma_length)
+#define sg_dma_address(sg)     ((sg)->dma_address)
+
+#define        ARCH_HAS_SG_CHAIN
+
 #endif /* _ASM_IA64_SCATTERLIST_H */