dma-mapping: replace all DMA_64BIT_MASK macro with DMA_BIT_MASK(64)

Replace all DMA_64BIT_MASK macro with DMA_BIT_MASK(64)

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/block/DAC960.c b/drivers/block/DAC960.c
index f6a337c..5496865 100644
--- a/drivers/block/DAC960.c
+++ b/drivers/block/DAC960.c
@@ -1372,8 +1372,8 @@
   dma_addr_t	CommandMailboxDMA;
   DAC960_V2_CommandStatus_T CommandStatus;
 
-	if (!pci_set_dma_mask(Controller->PCIDevice, DMA_64BIT_MASK))
-		Controller->BounceBufferLimit = DMA_64BIT_MASK;
+	if (!pci_set_dma_mask(Controller->PCIDevice, DMA_BIT_MASK(64)))
+		Controller->BounceBufferLimit = DMA_BIT_MASK(64);
 	else if (!pci_set_dma_mask(Controller->PCIDevice, DMA_32BIT_MASK))
 		Controller->BounceBufferLimit = DMA_32BIT_MASK;
 	else