V4L/DVB: cx23885: Enable Message Signaled Interrupts(MSI)
Signed-off-by: Kusanagi Kouichi <slash@ac.auone-net.jp> Signed-off-by: Steven Toth <stoth@kernellabs.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
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@ -1953,8 +1953,12 @@ static int __devinit cx23885_initdev(struct pci_dev *pci_dev,
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goto fail_irq;
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}
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err = request_irq(pci_dev->irq, cx23885_irq,
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IRQF_SHARED | IRQF_DISABLED, dev->name, dev);
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if (!pci_enable_msi(pci_dev))
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err = request_irq(pci_dev->irq, cx23885_irq,
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IRQF_DISABLED, dev->name, dev);
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else
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err = request_irq(pci_dev->irq, cx23885_irq,
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IRQF_SHARED | IRQF_DISABLED, dev->name, dev);
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if (err < 0) {
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printk(KERN_ERR "%s: can't get IRQ %d\n",
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dev->name, pci_dev->irq);
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@ -2000,6 +2004,7 @@ static void __devexit cx23885_finidev(struct pci_dev *pci_dev)
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/* unregister stuff */
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free_irq(pci_dev->irq, dev);
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pci_disable_msi(pci_dev);
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cx23885_dev_unregister(dev);
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v4l2_device_unregister(v4l2_dev);
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