[ARM] fix constant values of MAX_DMA_ADDRESS

Since 8d5796d2ec6b5a4e7a52861144e63af438d6f8f7, we have allowed
PAGE_OFFSET to be configurable, so a constant virtual address
for MAX_DMA_ADDRESS is buggy.  It should be defined in terms of
PAGE_OFFSET rather than a constant virtual address.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

1 files changed, 1 insertions, 1 deletions

diff --git a/arch/arm/mach-shark/include/mach/memory.h b/arch/arm/mach-shark/include/mach/memory.h
index b497a5868b06..c5ab038925d6 100644
--- a/arch/arm/mach-shark/include/mach/memory.h
+++ b/arch/arm/mach-shark/include/mach/memory.h
@@ -33,7 +33,7 @@ static inline void __arch_adjust_zones(int node, unsigned long *zone_size, unsig
         __arch_adjust_zones(node, size, holes)
 
 #define ISA_DMA_THRESHOLD       (PHYS_OFFSET + SZ_4M - 1)
-#define MAX_DMA_ADDRESS         0xC0400000
+#define MAX_DMA_ADDRESS         (PAGE_OFFSET + SZ_4M)
 
 #endif