diff options
Diffstat (limited to 'drivers/media/video/bttv-driver.c')
-rw-r--r-- | drivers/media/video/bttv-driver.c | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/drivers/media/video/bttv-driver.c b/drivers/media/video/bttv-driver.c index 504d717b1158..058b923b4b13 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) | |||
3736 | 3736 | ||
3737 | count++; | 3737 | count++; |
3738 | if (count > 4) { | 3738 | if (count > 4) { |
3739 | btwrite(0, BT848_INT_MASK); | 3739 | |
3740 | printk(KERN_ERR | 3740 | if (count > 8 || !(astat & BT848_INT_GPINT)) { |
3741 | "bttv%d: IRQ lockup, cleared int mask [", btv->c.nr); | 3741 | btwrite(0, BT848_INT_MASK); |
3742 | |||
3743 | printk(KERN_ERR | ||
3744 | "bttv%d: IRQ lockup, cleared int mask [", btv->c.nr); | ||
3745 | } else { | ||
3746 | printk(KERN_ERR | ||
3747 | "bttv%d: IRQ lockup, clearing GPINT from int mask [", btv->c.nr); | ||
3748 | |||
3749 | btwrite(btread(BT848_INT_MASK) & (-1 ^ BT848_INT_GPINT), | ||
3750 | BT848_INT_MASK); | ||
3751 | }; | ||
3752 | |||
3742 | bttv_print_irqbits(stat,astat); | 3753 | bttv_print_irqbits(stat,astat); |
3754 | |||
3743 | printk("]\n"); | 3755 | printk("]\n"); |
3744 | } | 3756 | } |
3745 | } | 3757 | } |