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Misc: phantom, synchronize_irq() on suspend

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Wait after disabling device's interrupt until the handler finishes its work if
still in progress.

Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Jiri Slaby 2007-10-18 23:40:23 -07:00 committed by Linus Torvalds
parent 8707d8b8c0
commit aee8447cb5
1 changed files with 2 additions and 0 deletions
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2
drivers/misc/phantom.c
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@ -378,6 +378,8 @@ static int phantom_suspend(struct pci_dev *pdev, pm_message_t state)
iowrite32(0, dev->caddr + PHN_IRQCTL); iowrite32(0, dev->caddr + PHN_IRQCTL);
ioread32(dev->caddr + PHN_IRQCTL); /* PCI posting */ ioread32(dev->caddr + PHN_IRQCTL); /* PCI posting */
synchronize_irq(pdev->irq);
return 0; return 0;
} }