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-rw-r--r--arch/arm/include/asm/memory.h12
1 files changed, 0 insertions, 12 deletions
diff --git a/arch/arm/include/asm/memory.h b/arch/arm/include/asm/memory.h
index af44a8fb3480..b8de516e600e 100644
--- a/arch/arm/include/asm/memory.h
+++ b/arch/arm/include/asm/memory.h
@@ -204,18 +204,6 @@ static inline unsigned long __phys_to_virt(unsigned long x)
#endif
/*
- * The DMA mask corresponding to the maximum bus address allocatable
- * using GFP_DMA. The default here places no restriction on DMA
- * allocations. This must be the smallest DMA mask in the system,
- * so a successful GFP_DMA allocation will always satisfy this.
- */
-#ifndef ARM_DMA_ZONE_SIZE
-#define ISA_DMA_THRESHOLD (0xffffffffULL)
-#else
-#define ISA_DMA_THRESHOLD (PHYS_OFFSET + ARM_DMA_ZONE_SIZE - 1)
-#endif
-
-/*
* PFNs are used to describe any physical page; this means
* PFN 0 == physical address 0.
*
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