dma-mapping: replace all DMA_32BIT_MASK macro with DMA_BIT_MASK(32)

Replace all DMA_32BIT_MASK macro with DMA_BIT_MASK(32)

Signed-off-by: Yang Hongyang<yanghy@cn.fujitsu.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/drivers/scsi/3w-xxxx.h b/drivers/scsi/3w-xxxx.h
index 0742e68..8e71e5e 100644
--- a/drivers/scsi/3w-xxxx.h
+++ b/drivers/scsi/3w-xxxx.h
@@ -234,7 +234,7 @@
 #define TW_IOCTL_TIMEOUT                      25 /* 25 seconds */
 #define TW_IOCTL_CHRDEV_TIMEOUT               60 /* 60 seconds */
 #define TW_IOCTL_CHRDEV_FREE                  -1
-#define TW_DMA_MASK			      DMA_32BIT_MASK
+#define TW_DMA_MASK			      DMA_BIT_MASK(32)
 #define TW_MAX_CDB_LEN			      16
 
 /* Bitmask macros to eliminate bitfields */