dma-mapping: replace all DMA_39BIT_MASK macro with DMA_BIT_MASK(39)

Replace all DMA_39BIT_MASK macro with DMA_BIT_MASK(39)

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/aic7xxx/aic79xx_osm_pci.c b/drivers/scsi/aic7xxx/aic79xx_osm_pci.c
index 032e2b1..c583d89 100644
--- a/drivers/scsi/aic7xxx/aic79xx_osm_pci.c
+++ b/drivers/scsi/aic7xxx/aic79xx_osm_pci.c
@@ -194,11 +194,11 @@
 	if (sizeof(dma_addr_t) > 4) {
 		const u64 required_mask = dma_get_required_mask(dev);
 
-		if (required_mask > DMA_39BIT_MASK &&
+		if (required_mask > DMA_BIT_MASK(39) &&
 		    dma_set_mask(dev, DMA_BIT_MASK(64)) == 0)
 			ahd->flags |= AHD_64BIT_ADDRESSING;
 		else if (required_mask > DMA_32BIT_MASK &&
-			 dma_set_mask(dev, DMA_39BIT_MASK) == 0)
+			 dma_set_mask(dev, DMA_BIT_MASK(39)) == 0)
 			ahd->flags |= AHD_39BIT_ADDRESSING;
 		else
 			dma_set_mask(dev, DMA_32BIT_MASK);