[PATCH] Intruduce DMA_28BIT_MASK

This patch introduces the DMA_28BIT_MASK constant in dma-mapping.h
ALSA drivers using this mask are changed to use the new constant.

Signed-off-by: Tobias Klauser <tklauser@nuerscht.ch>
Acked-by: Takashi Iwai <tiwai@suse.de>
Acked-by: Jaroslav Kysela <perex@suse.cz>

1 files changed, 7 insertions, 6 deletions

diff --git a/sound/pci/emu10k1/emu10k1x.c b/sound/pci/emu10k1/emu10k1x.c
index 1107c8ec7f78..2208dbd48be9 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;