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PCI PM: Simplify PCI wake-up code

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Rework the PCI wake-up code so that it's easier to read without
changing the functionality.

Reviewed-by: Matthew Garrett <mjg59@srcf.ucam.org>
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
This commit is contained in:
Rafael J. Wysocki 2009-09-08 23:12:59 +02:00 • committed by Jesse Barnes
parent 748df9a4c6
commit 5bcc2fb4e8
2 changed files with 21 additions and 14 deletions
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10
drivers/pci/pci-acpi.c
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@ -111,12 +111,16 @@ static bool acpi_pci_can_wakeup(struct pci_dev *dev)
static int acpi_pci_sleep_wake(struct pci_dev *dev, bool enable)
{
int error = acpi_pm_device_sleep_wake(&dev->dev, enable);
int error;
if (!acpi_pci_can_wakeup(dev))
return 0;
error = acpi_pm_device_sleep_wake(&dev->dev, enable);
if (!error)
dev_printk(KERN_INFO, &dev->dev,
"wake-up capability %s by ACPI\n",
dev_info(&dev->dev, "wake-up capability %s by ACPI\n",
enable ? "enabled" : "disabled");
return error;
}