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/aic94xx/aic94xx_init.c b/drivers/scsi/aic94xx/aic94xx_init.c
index 7edbe43..996f722 100644
--- a/drivers/scsi/aic94xx/aic94xx_init.c
+++ b/drivers/scsi/aic94xx/aic94xx_init.c
@@ -793,8 +793,8 @@
 	if (!pci_set_dma_mask(dev, DMA_BIT_MASK(64))
 	    && !pci_set_consistent_dma_mask(dev, DMA_BIT_MASK(64)))
 		;
-	else if (!pci_set_dma_mask(dev, DMA_32BIT_MASK)
-		 && !pci_set_consistent_dma_mask(dev, DMA_32BIT_MASK))
+	else if (!pci_set_dma_mask(dev, DMA_BIT_MASK(32))
+		 && !pci_set_consistent_dma_mask(dev, DMA_BIT_MASK(32)))
 		;
 	else {
 		asd_printk("no suitable DMA mask for %s\n", pci_name(dev));