dma-mapping: replace all DMA_40BIT_MASK macro with DMA_BIT_MASK(40)

Replace all DMA_40BIT_MASK macro with DMA_BIT_MASK(40)

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/tg3.c b/drivers/net/tg3.c
index ec32e5f..5ba91d7 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -4975,7 +4975,7 @@
 {
 #if defined(CONFIG_HIGHMEM) && (BITS_PER_LONG == 64)
 	if (tp->tg3_flags & TG3_FLAG_40BIT_DMA_BUG)
-		return (((u64) mapping + len) > DMA_40BIT_MASK);
+		return (((u64) mapping + len) > DMA_BIT_MASK(40));
 	return 0;
 #else
 	return 0;
@@ -13230,7 +13230,7 @@
 	if (tp->tg3_flags2 & TG3_FLG2_IS_5788)
 		persist_dma_mask = dma_mask = DMA_32BIT_MASK;
 	else if (tp->tg3_flags & TG3_FLAG_40BIT_DMA_BUG) {
-		persist_dma_mask = dma_mask = DMA_40BIT_MASK;
+		persist_dma_mask = dma_mask = DMA_BIT_MASK(40);
 #ifdef CONFIG_HIGHMEM
 		dma_mask = DMA_BIT_MASK(64);
 #endif
@@ -13394,7 +13394,7 @@
 	printk(KERN_INFO "%s: dma_rwctrl[%08x] dma_mask[%d-bit]\n",
 	       dev->name, tp->dma_rwctrl,
 	       (pdev->dma_mask == DMA_32BIT_MASK) ? 32 :
-	        (((u64) pdev->dma_mask == DMA_40BIT_MASK) ? 40 : 64));
+	        (((u64) pdev->dma_mask == DMA_BIT_MASK(40)) ? 40 : 64));
 
 	return 0;