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authorJohannes Weiner <jw@emlix.com>2009-03-04 16:21:31 +0100
committerChris Zankel <chris@zankel.net>2009-04-03 08:41:50 +0200
commite5083a63b6a8546c5fe1e571fe529e3939787ec2 (patch)
tree5c11db5b0a924f8bcfc404c202630d37ccfd7c3c /arch/xtensa/include/asm/dma.h
parentxtensa: add flat support (diff)
downloadlinux-e5083a63b6a8546c5fe1e571fe529e3939787ec2.tar.xz
linux-e5083a63b6a8546c5fe1e571fe529e3939787ec2.zip
xtensa: nommu support
Add support for !CONFIG_MMU setups. Signed-off-by: Johannes Weiner <jw@emlix.com> Signed-off-by: Chris Zankel <chris@zankel.net>
Diffstat (limited to 'arch/xtensa/include/asm/dma.h')
-rw-r--r--arch/xtensa/include/asm/dma.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/xtensa/include/asm/dma.h b/arch/xtensa/include/asm/dma.h
index e30f3abf48f0..137ca3945b07 100644
--- a/arch/xtensa/include/asm/dma.h
+++ b/arch/xtensa/include/asm/dma.h
@@ -44,8 +44,9 @@
* the value desired).
*/
+#ifndef MAX_DMA_ADDRESS
#define MAX_DMA_ADDRESS (PAGE_OFFSET + XCHAL_KIO_SIZE - 1)
-
+#endif
/* Reserve and release a DMA channel */
extern int request_dma(unsigned int dmanr, const char * device_id);