diff --git a/sound/pci/ali5451/ali5451.c b/sound/pci/ali5451/ali5451.c
index e264136..fc92b68 100644
--- a/sound/pci/ali5451/ali5451.c
+++ b/sound/pci/ali5451/ali5451.c
@@ -33,6 +33,7 @@
 #include <linux/pci.h>
 #include <linux/slab.h>
 #include <linux/moduleparam.h>
+#include <linux/dma-mapping.h>
 #include <sound/core.h>
 #include <sound/pcm.h>
 #include <sound/info.h>
@@ -2220,8 +2221,8 @@
 	if ((err = pci_enable_device(pci)) < 0)
 		return err;
 	/* check, if we can restrict PCI DMA transfers to 31 bits */
-	if (pci_set_dma_mask(pci, 0x7fffffff) < 0 ||
-	    pci_set_consistent_dma_mask(pci, 0x7fffffff) < 0) {
+	if (pci_set_dma_mask(pci, DMA_31BIT_MASK) < 0 ||
+	    pci_set_consistent_dma_mask(pci, DMA_31BIT_MASK) < 0) {
 		snd_printk(KERN_ERR "architecture does not support 31bit PCI busmaster DMA\n");
 		pci_disable_device(pci);
 		return -ENXIO;