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/tokenring/lanstreamer.c b/drivers/net/tokenring/lanstreamer.c
index f309b8f..2e70ee8 100644
--- a/drivers/net/tokenring/lanstreamer.c
+++ b/drivers/net/tokenring/lanstreamer.c
@@ -267,7 +267,7 @@
 #endif
 #endif
 
-	rc = pci_set_dma_mask(pdev, DMA_32BIT_MASK);
+	rc = pci_set_dma_mask(pdev, DMA_BIT_MASK(32));
 	if (rc) {
 		printk(KERN_ERR "%s: No suitable PCI mapping available.\n",
 				dev->name);