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/net/s2io.c b/drivers/net/s2io.c
index 16868b7..7c8d561 100644
--- a/drivers/net/s2io.c
+++ b/drivers/net/s2io.c
@@ -7775,11 +7775,11 @@
 		return ret;
 	}
 
-	if (!pci_set_dma_mask(pdev, DMA_64BIT_MASK)) {
+	if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(64))) {
 		DBG_PRINT(INIT_DBG, "s2io_init_nic: Using 64bit DMA\n");
 		dma_flag = TRUE;
 		if (pci_set_consistent_dma_mask
-		    (pdev, DMA_64BIT_MASK)) {
+		    (pdev, DMA_BIT_MASK(64))) {
 			DBG_PRINT(ERR_DBG,
 				  "Unable to obtain 64bit DMA for \
 					consistent allocations\n");