summaryrefslogtreecommitdiff
path: root/sound/isa/sb/jazz16.c
diff options
context:
space:
mode:
Diffstat (limited to 'sound/isa/sb/jazz16.c')
-rw-r--r--sound/isa/sb/jazz16.c21
1 files changed, 20 insertions, 1 deletions
diff --git a/sound/isa/sb/jazz16.c b/sound/isa/sb/jazz16.c
index d52966b75846..8d21a3feda3a 100644
--- a/sound/isa/sb/jazz16.c
+++ b/sound/isa/sb/jazz16.c
@@ -189,10 +189,29 @@ static int __devinit snd_jazz16_match(struct device *devptr, unsigned int dev)
if (port[dev] == SNDRV_AUTO_PORT) {
snd_printk(KERN_ERR "please specify port\n");
return 0;
+ } else if (port[dev] == 0x200 || (port[dev] & ~0x270)) {
+ snd_printk(KERN_ERR "incorrect port specified\n");
+ return 0;
+ }
+ if (dma8[dev] != SNDRV_AUTO_DMA &&
+ dma8[dev] != 1 && dma8[dev] != 3) {
+ snd_printk(KERN_ERR "dma8 must be 1 or 3\n");
+ return 0;
}
if (dma16[dev] != SNDRV_AUTO_DMA &&
dma16[dev] != 5 && dma16[dev] != 7) {
- snd_printk(KERN_ERR "dma16 must be 5 or 7");
+ snd_printk(KERN_ERR "dma16 must be 5 or 7\n");
+ return 0;
+ }
+ if (mpu_port[dev] != SNDRV_AUTO_PORT &&
+ (mpu_port[dev] & ~0x030) != 0x300) {
+ snd_printk(KERN_ERR "incorrect mpu_port specified\n");
+ return 0;
+ }
+ if (mpu_irq[dev] != SNDRV_AUTO_DMA &&
+ mpu_irq[dev] != 2 && mpu_irq[dev] != 3 &&
+ mpu_irq[dev] != 5 && mpu_irq[dev] != 7) {
+ snd_printk(KERN_ERR "mpu_irq must be 2, 3, 5 or 7\n");
return 0;
}
return 1;