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/net/forcedeth.c b/drivers/net/forcedeth.c
index 663a7b3..d374650 100644
--- a/drivers/net/forcedeth.c
+++ b/drivers/net/forcedeth.c
@@ -5632,12 +5632,12 @@
 		np->desc_ver = DESC_VER_3;
 		np->txrxctl_bits = NVREG_TXRXCTL_DESC_3;
 		if (dma_64bit) {
-			if (pci_set_dma_mask(pci_dev, DMA_39BIT_MASK))
+			if (pci_set_dma_mask(pci_dev, DMA_BIT_MASK(39)))
 				dev_printk(KERN_INFO, &pci_dev->dev,
 					"64-bit DMA failed, using 32-bit addressing\n");
 			else
 				dev->features |= NETIF_F_HIGHDMA;
-			if (pci_set_consistent_dma_mask(pci_dev, DMA_39BIT_MASK)) {
+			if (pci_set_consistent_dma_mask(pci_dev, DMA_BIT_MASK(39))) {
 				dev_printk(KERN_INFO, &pci_dev->dev,
 					"64-bit DMA (consistent) failed, using 32-bit ring buffers\n");
 			}