diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h
index 2d80cc761a15948179fefc0abe5a686b9abc2b81..a8731062a74cc1fbc06a3b6bb8b77c78f01fc284 100644
--- a/include/linux/dma-mapping.h
+++ b/include/linux/dma-mapping.h
@@ -20,6 +20,7 @@ enum dma_data_direction {
 #define DMA_31BIT_MASK	0x000000007fffffffULL
 #define DMA_30BIT_MASK	0x000000003fffffffULL
 #define DMA_29BIT_MASK	0x000000001fffffffULL
+#define DMA_28BIT_MASK	0x000000000fffffffULL
 
 #include <asm/dma-mapping.h>
 
diff --git a/sound/pci/ad1889.c b/sound/pci/ad1889.c
index a208075cdc1e33d50fdd57a1df271dc81c8cb781..2aa5a7fdb6e067e7b95da311aedaab7015093a94 100644
--- a/sound/pci/ad1889.c
+++ b/sound/pci/ad1889.c
@@ -34,6 +34,7 @@
 
 #include <linux/init.h>
 #include <linux/pci.h>
+#include <linux/dma-mapping.h>
 #include <linux/slab.h>
 #include <linux/interrupt.h>
 #include <linux/compiler.h>
@@ -909,10 +910,10 @@ snd_ad1889_create(struct snd_card *card,
 
 	if ((err = pci_enable_device(pci)) < 0)
 		return err;
-	
+
 	/* check PCI availability (32bit DMA) */
-	if (pci_set_dma_mask(pci, 0xffffffff) < 0 ||
-	    pci_set_consistent_dma_mask(pci, 0xffffffff) < 0) {
+	if (pci_set_dma_mask(pci, DMA_32BIT_MASK) < 0 ||
+	    pci_set_consistent_dma_mask(pci, DMA_32BIT_MASK) < 0) {
 		printk(KERN_ERR PFX "error setting 32-bit DMA mask.\n");
 		pci_disable_device(pci);
 		return -ENXIO;
diff --git a/sound/pci/emu10k1/emu10k1x.c b/sound/pci/emu10k1/emu10k1x.c
index 1107c8ec7f78ab078436c34b869360154caeae27..2208dbd48be97bbd99c6d1141cf831827b421c72 100644
--- a/sound/pci/emu10k1/emu10k1x.c
+++ b/sound/pci/emu10k1/emu10k1x.c
@@ -33,6 +33,7 @@
 #include <linux/init.h>
 #include <linux/interrupt.h>
 #include <linux/pci.h>
+#include <linux/dma-mapping.h>
 #include <linux/slab.h>
 #include <linux/moduleparam.h>
 #include <sound/core.h>
@@ -893,24 +894,24 @@ static int __devinit snd_emu10k1x_create(struct snd_card *card,
 	static struct snd_device_ops ops = {
 		.dev_free = snd_emu10k1x_dev_free,
 	};
-  
+
 	*rchip = NULL;
-  
+
 	if ((err = pci_enable_device(pci)) < 0)
 		return err;
-	if (pci_set_dma_mask(pci, 0x0fffffff) < 0 ||
-	    pci_set_consistent_dma_mask(pci, 0x0fffffff) < 0) {
+	if (pci_set_dma_mask(pci, DMA_28BIT_MASK) < 0 ||
+	    pci_set_consistent_dma_mask(pci, DMA_28BIT_MASK) < 0) {
 		snd_printk(KERN_ERR "error to set 28bit mask DMA\n");
 		pci_disable_device(pci);
 		return -ENXIO;
 	}
-  
+
 	chip = kzalloc(sizeof(*chip), GFP_KERNEL);
 	if (chip == NULL) {
 		pci_disable_device(pci);
 		return -ENOMEM;
 	}
-  
+
 	chip->card = card;
 	chip->pci = pci;
 	chip->irq = -1;
diff --git a/sound/pci/es1968.c b/sound/pci/es1968.c
index 6a265ab3894ee9da50b746b72b0178a524ed35d7..dd465a186e119eb6233aa8268fb3fd2123c1560e 100644
--- a/sound/pci/es1968.c
+++ b/sound/pci/es1968.c
@@ -100,6 +100,7 @@
 #include <linux/interrupt.h>
 #include <linux/init.h>
 #include <linux/pci.h>
+#include <linux/dma-mapping.h>
 #include <linux/slab.h>
 #include <linux/gameport.h>
 #include <linux/moduleparam.h>
@@ -2561,8 +2562,8 @@ static int __devinit snd_es1968_create(struct snd_card *card,
 	if ((err = pci_enable_device(pci)) < 0)
 		return err;
 	/* check, if we can restrict PCI DMA transfers to 28 bits */
-	if (pci_set_dma_mask(pci, 0x0fffffff) < 0 ||
-	    pci_set_consistent_dma_mask(pci, 0x0fffffff) < 0) {
+	if (pci_set_dma_mask(pci, DMA_28BIT_MASK) < 0 ||
+	    pci_set_consistent_dma_mask(pci, DMA_28BIT_MASK) < 0) {
 		snd_printk(KERN_ERR "architecture does not support 28bit PCI busmaster DMA\n");
 		pci_disable_device(pci);
 		return -ENXIO;
diff --git a/sound/pci/ice1712/ice1712.c b/sound/pci/ice1712/ice1712.c
index b96b5d6efc5d23d5e071cd22e3c2051c2c8ade1a..672e198317e1c4fc75a898331e7b65188dd30c25 100644
--- a/sound/pci/ice1712/ice1712.c
+++ b/sound/pci/ice1712/ice1712.c
@@ -53,6 +53,7 @@
 #include <linux/interrupt.h>
 #include <linux/init.h>
 #include <linux/pci.h>
+#include <linux/dma-mapping.h>
 #include <linux/slab.h>
 #include <linux/moduleparam.h>
 #include <linux/mutex.h>
@@ -2553,8 +2554,8 @@ static int __devinit snd_ice1712_create(struct snd_card *card,
 	if ((err = pci_enable_device(pci)) < 0)
 		return err;
 	/* check, if we can restrict PCI DMA transfers to 28 bits */
-	if (pci_set_dma_mask(pci, 0x0fffffff) < 0 ||
-	    pci_set_consistent_dma_mask(pci, 0x0fffffff) < 0) {
+	if (pci_set_dma_mask(pci, DMA_28BIT_MASK) < 0 ||
+	    pci_set_consistent_dma_mask(pci, DMA_28BIT_MASK) < 0) {
 		snd_printk(KERN_ERR "architecture does not support 28bit PCI busmaster DMA\n");
 		pci_disable_device(pci);
 		return -ENXIO;
diff --git a/sound/pci/maestro3.c b/sound/pci/maestro3.c
index d3ef0cc6c4f9404fa0a19bc7c3d8d112b3ca7d21..8bc084956c2849026491b4fecc57e78835fde09a 100644
--- a/sound/pci/maestro3.c
+++ b/sound/pci/maestro3.c
@@ -37,6 +37,7 @@
 #include <linux/interrupt.h>
 #include <linux/init.h>
 #include <linux/pci.h>
+#include <linux/dma-mapping.h>
 #include <linux/slab.h>
 #include <linux/vmalloc.h>
 #include <linux/moduleparam.h>
@@ -2657,8 +2658,8 @@ snd_m3_create(struct snd_card *card, struct pci_dev *pci,
 		return -EIO;
 
 	/* check, if we can restrict PCI DMA transfers to 28 bits */
-	if (pci_set_dma_mask(pci, 0x0fffffff) < 0 ||
-	    pci_set_consistent_dma_mask(pci, 0x0fffffff) < 0) {
+	if (pci_set_dma_mask(pci, DMA_28BIT_MASK) < 0 ||
+	    pci_set_consistent_dma_mask(pci, DMA_28BIT_MASK) < 0) {
 		snd_printk(KERN_ERR "architecture does not support 28bit PCI busmaster DMA\n");
 		pci_disable_device(pci);
 		return -ENXIO;
diff --git a/sound/pci/mixart/mixart.c b/sound/pci/mixart/mixart.c
index e79fb264532b6028b60ecc2f7d82b9e231554295..43ee3b2b948f95e69df97709707c240359268050 100644
--- a/sound/pci/mixart/mixart.c
+++ b/sound/pci/mixart/mixart.c
@@ -25,6 +25,7 @@
 #include <linux/init.h>
 #include <linux/interrupt.h>
 #include <linux/pci.h>
+#include <linux/dma-mapping.h>
 #include <linux/moduleparam.h>
 #include <linux/mutex.h>
 #include <sound/core.h>
@@ -1289,7 +1290,7 @@ static int __devinit snd_mixart_probe(struct pci_dev *pci,
 	pci_set_master(pci);
 
 	/* check if we can restrict PCI DMA transfers to 32 bits */
-	if (pci_set_dma_mask(pci, 0xffffffff) < 0) {
+	if (pci_set_dma_mask(pci, DMA_32BIT_MASK) < 0) {
 		snd_printk(KERN_ERR "architecture does not support 32bit PCI busmaster DMA\n");
 		pci_disable_device(pci);
 		return -ENXIO;
diff --git a/sound/pci/pcxhr/pcxhr.c b/sound/pci/pcxhr/pcxhr.c
index 31a3e8e1b2343eb8bc7cf6c77bae04014141bd98..f679779d96e3b6c4135862feba645999e60e5919 100644
--- a/sound/pci/pcxhr/pcxhr.c
+++ b/sound/pci/pcxhr/pcxhr.c
@@ -26,6 +26,7 @@
 #include <linux/interrupt.h>
 #include <linux/slab.h>
 #include <linux/pci.h>
+#include <linux/dma-mapping.h>
 #include <linux/delay.h>
 #include <linux/moduleparam.h>
 #include <linux/mutex.h>
@@ -1217,7 +1218,7 @@ static int __devinit pcxhr_probe(struct pci_dev *pci, const struct pci_device_id
 	pci_set_master(pci);
 
 	/* check if we can restrict PCI DMA transfers to 32 bits */
-	if (pci_set_dma_mask(pci, 0xffffffff) < 0) {
+	if (pci_set_dma_mask(pci, DMA_32BIT_MASK) < 0) {
 		snd_printk(KERN_ERR "architecture does not support 32bit PCI busmaster DMA\n");
 		pci_disable_device(pci);
 		return -ENXIO;