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authorFUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>2010-05-26 14:44:34 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-05-27 09:12:54 -0700
commit48c7cf4797d04b3ffcb060fa64c3c500b7371e8b (patch)
tree1071bc91768ed32ed7019c1264ee4bc3c6fb9cec /arch/alpha
parente32205eb5818ab53dbe0ffe6c6fbdaa9af83de72 (diff)
alpha: use asm-generic/scatterlist.h
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> Acked-by: Matt Turner <mattst88@gmail.com> Cc: Richard Henderson <rth@twiddle.net> Cc: Ivan Kokshaysky <ink@jurassic.park.msu.ru> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/alpha')
-rw-r--r--arch/alpha/Kconfig3
-rw-r--r--arch/alpha/include/asm/scatterlist.h21
2 files changed, 6 insertions, 18 deletions
diff --git a/arch/alpha/Kconfig b/arch/alpha/Kconfig
index 24efdfe277f..3e2e540a0f2 100644
--- a/arch/alpha/Kconfig
+++ b/arch/alpha/Kconfig
@@ -61,6 +61,9 @@ config ZONE_DMA
config NEED_DMA_MAP_STATE
def_bool y
+config NEED_SG_DMA_LENGTH
+ def_bool y
+
config GENERIC_ISA_DMA
bool
default y
diff --git a/arch/alpha/include/asm/scatterlist.h b/arch/alpha/include/asm/scatterlist.h
index 440747ca634..85a0ef25516 100644
--- a/arch/alpha/include/asm/scatterlist.h
+++ b/arch/alpha/include/asm/scatterlist.h
@@ -1,25 +1,10 @@
#ifndef _ALPHA_SCATTERLIST_H
#define _ALPHA_SCATTERLIST_H
-#include <asm/page.h>
-#include <asm/types.h>
-
-struct scatterlist {
-#ifdef CONFIG_DEBUG_SG
- unsigned long sg_magic;
-#endif
- unsigned long page_link;
- unsigned int offset;
-
- unsigned int length;
-
- dma_addr_t dma_address;
- __u32 dma_length;
-};
+#define ISA_DMA_THRESHOLD (~0UL)
-#define sg_dma_address(sg) ((sg)->dma_address)
-#define sg_dma_len(sg) ((sg)->dma_length)
+#include <asm-generic/scatterlist.h>
-#define ISA_DMA_THRESHOLD (~0UL)
+#undef ARCH_HAS_SG_CHAIN
#endif /* !(_ALPHA_SCATTERLIST_H) */