diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/media/video/saa7134/saa7134-core.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/media/video/saa7134/saa7134-core.c b/drivers/media/video/saa7134/saa7134-core.c index 40cdec2..85c165d 100644 --- a/drivers/media/video/saa7134/saa7134-core.c +++ b/drivers/media/video/saa7134/saa7134-core.c @@ -1181,8 +1181,13 @@ static int saa7134_suspend(struct pci_dev *pci_dev , pm_message_t state) saa_writel(SAA7134_IRQ2, 0); saa_writel(SAA7134_MAIN_CTRL, 0); - synchronize_irq(pci_dev->irq); dev->insuspend = 1; + synchronize_irq(pci_dev->irq); + + /* ACK interrupts once more, just in case, + since the IRQ handler won't ack them anymore*/ + + saa_writel(SAA7134_IRQ_REPORT, saa_readl(SAA7134_IRQ_REPORT)); /* Disable timeout timers - if we have active buffers, we will fill them on resume*/ @@ -1246,6 +1251,7 @@ static int saa7134_resume(struct pci_dev *pci_dev) /* start DMA now*/ dev->insuspend = 0; + smp_wmb(); saa7134_set_dmabits(dev); spin_unlock_irqrestore(&dev->slock, flags); |