From 78bdc3106a877cfa50439fa66b52acbc4e7868df Mon Sep 17 00:00:00 2001
From: Jens Axboe <jens.axboe@oracle.com>
Date: Fri, 12 Oct 2007 13:44:12 +0200
Subject: PPC: sg chaining support
This updates the ppc iommu/pci dma mappers to sg chaining. Includes
further fixes from FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>.
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
---
include/asm-powerpc/scatterlist.h | 2 ++
1 file changed, 2 insertions(+)
(limited to 'include/asm-powerpc/scatterlist.h')
diff --git a/include/asm-powerpc/scatterlist.h b/include/asm-powerpc/scatterlist.h
index 8c992d1491d..b075f619c3b 100644
--- a/include/asm-powerpc/scatterlist.h
+++ b/include/asm-powerpc/scatterlist.h
@@ -41,5 +41,7 @@ struct scatterlist {
#define ISA_DMA_THRESHOLD (~0UL)
#endif
+#define ARCH_HAS_SG_CHAIN
+
#endif /* __KERNEL__ */
#endif /* _ASM_POWERPC_SCATTERLIST_H */
--
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