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/megaraid/megaraid_mbox.c b/drivers/scsi/megaraid/megaraid_mbox.c
index b2c1944..234f0b7 100644
--- a/drivers/scsi/megaraid/megaraid_mbox.c
+++ b/drivers/scsi/megaraid/megaraid_mbox.c
@@ -473,7 +473,7 @@
 
 	// Setup the default DMA mask. This would be changed later on
 	// depending on hardware capabilities
-	if (pci_set_dma_mask(adapter->pdev, DMA_32BIT_MASK) != 0) {
+	if (pci_set_dma_mask(adapter->pdev, DMA_BIT_MASK(32)) != 0) {
 
 		con_log(CL_ANN, (KERN_WARNING
 			"megaraid: pci_set_dma_mask failed:%d\n", __LINE__));
@@ -904,7 +904,7 @@
 			con_log(CL_ANN, (KERN_WARNING
 				"megaraid: DMA mask for 64-bit failed\n"));
 
-			if (pci_set_dma_mask (adapter->pdev, DMA_32BIT_MASK)) {
+			if (pci_set_dma_mask (adapter->pdev, DMA_BIT_MASK(32))) {
 				con_log(CL_ANN, (KERN_WARNING
 					"megaraid: 32-bit DMA mask failed\n"));
 				goto out_free_sysfs_res;