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path: root/drivers/media/video/bttv-driver.c
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Diffstat (limited to 'drivers/media/video/bttv-driver.c')
-rw-r--r--drivers/media/video/bttv-driver.c18
1 files changed, 15 insertions, 3 deletions
diff --git a/drivers/media/video/bttv-driver.c b/drivers/media/video/bttv-driver.c
index 504d717b115..058b923b4b1 100644
--- a/drivers/media/video/bttv-driver.c
+++ b/drivers/media/video/bttv-driver.c
@@ -3736,10 +3736,22 @@ static irqreturn_t bttv_irq(int irq, void *dev_id, struct pt_regs * regs)
count++;
if (count > 4) {
- btwrite(0, BT848_INT_MASK);
- printk(KERN_ERR
- "bttv%d: IRQ lockup, cleared int mask [", btv->c.nr);
+
+ if (count > 8 || !(astat & BT848_INT_GPINT)) {
+ btwrite(0, BT848_INT_MASK);
+
+ printk(KERN_ERR
+ "bttv%d: IRQ lockup, cleared int mask [", btv->c.nr);
+ } else {
+ printk(KERN_ERR
+ "bttv%d: IRQ lockup, clearing GPINT from int mask [", btv->c.nr);
+
+ btwrite(btread(BT848_INT_MASK) & (-1 ^ BT848_INT_GPINT),
+ BT848_INT_MASK);
+ };
+
bttv_print_irqbits(stat,astat);
+
printk("]\n");
}
}