[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>
diff --git a/sound/pci/ice1712/ice1712.c b/sound/pci/ice1712/ice1712.c
index b96b5d6..672e198 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 @@
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;