From b8112df71cae7d6a86158caeb19d215f56c4f9ab Mon Sep 17 00:00:00 2001
From: Lee Revell <rlrevell@joe-job.com>
Date: Wed, 15 Jun 2005 14:19:03 -0400
Subject: [SCSI] Add DMA mask constants other than 32 and 64 bit

Signed-Off-By: Lee Revell <rlrevell@joe-job.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>

diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h
index 806c305..2d80cc7 100644
--- a/include/linux/dma-mapping.h
+++ b/include/linux/dma-mapping.h
@@ -14,7 +14,12 @@ enum dma_data_direction {
 };
 
 #define DMA_64BIT_MASK	0xffffffffffffffffULL
+#define DMA_40BIT_MASK	0x000000ffffffffffULL
+#define DMA_39BIT_MASK	0x0000007fffffffffULL
 #define DMA_32BIT_MASK	0x00000000ffffffffULL
+#define DMA_31BIT_MASK	0x000000007fffffffULL
+#define DMA_30BIT_MASK	0x000000003fffffffULL
+#define DMA_29BIT_MASK	0x000000001fffffffULL
 
 #include <asm/dma-mapping.h>
 
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