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/net/ixgb/ixgb_main.c b/drivers/net/ixgb/ixgb_main.c
index 0ac5175..4a0826b 100644
--- a/drivers/net/ixgb/ixgb_main.c
+++ b/drivers/net/ixgb/ixgb_main.c
@@ -369,8 +369,8 @@
 	    !(err = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64)))) {
 		pci_using_dac = 1;
 	} else {
-		if ((err = pci_set_dma_mask(pdev, DMA_32BIT_MASK)) ||
-		    (err = pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK))) {
+		if ((err = pci_set_dma_mask(pdev, DMA_BIT_MASK(32))) ||
+		    (err = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32)))) {
 			printk(KERN_ERR
 			 "ixgb: No usable DMA configuration, aborting\n");
 			goto err_dma_mask;