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ACPI, PCI: Move acpi_dev_run_wake() to ACPI core

Browse source 
acpi_dev_run_wake() is a generic function which can be used by
other subsystem too. Rename it to acpi_pm_device_run_wake, to be
consistent with acpi_pm_device_sleep_wake.

Then move it to ACPI core.

Acked-by: Rafael J. Wysocki <[email protected]>
Signed-off-by: Lin Ming <[email protected]>
Signed-off-by: Len Brown <[email protected]>
This commit is contained in:
Lin Ming 2012-03-27 15:43:25 +08:00 • committed by Len Brown
commit b24e509885
3 changed files with 43 additions and 37 deletions
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40
drivers/pci/pci-acpi.c
View file

@ -277,40 +277,6 @@ static int acpi_pci_sleep_wake(struct pci_dev *dev, bool enable)
return 0;
}
/**
* acpi_dev_run_wake - Enable/disable wake-up for given device.
* @phys_dev: Device to enable/disable the platform to wake-up the system for.
* @enable: Whether enable or disable the wake-up functionality.
*
* Find the ACPI device object corresponding to @pci_dev and try to
* enable/disable the GPE associated with it.
*/
static int acpi_dev_run_wake(struct device *phys_dev, bool enable)
{
struct acpi_device *dev;
acpi_handle handle;
if (!device_run_wake(phys_dev))
return -EINVAL;
handle = DEVICE_ACPI_HANDLE(phys_dev);
if (!handle || ACPI_FAILURE(acpi_bus_get_device(handle, &dev))) {
dev_dbg(phys_dev, "ACPI handle has no context in %s!\n",
__func__);
return -ENODEV;
}
if (enable) {
acpi_enable_wakeup_device_power(dev, ACPI_STATE_S0);
acpi_enable_gpe(dev->wakeup.gpe_device, dev->wakeup.gpe_number);
} else {
acpi_disable_gpe(dev->wakeup.gpe_device, dev->wakeup.gpe_number);
acpi_disable_wakeup_device_power(dev);
}
return 0;
}
static void acpi_pci_propagate_run_wake(struct pci_bus *bus, bool enable)
{
while (bus->parent) {
@ -318,14 +284,14 @@ static void acpi_pci_propagate_run_wake(struct pci_bus *bus, bool enable)
if (bridge->pme_interrupt)
return;
if (!acpi_dev_run_wake(&bridge->dev, enable))
if (!acpi_pm_device_run_wake(&bridge->dev, enable))
return;
bus = bus->parent;
}
/* We have reached the root bus. */
if (bus->bridge)
acpi_dev_run_wake(bus->bridge, enable);
acpi_pm_device_run_wake(bus->bridge, enable);
}
static int acpi_pci_run_wake(struct pci_dev *dev, bool enable)
@ -333,7 +299,7 @@ static int acpi_pci_run_wake(struct pci_dev *dev, bool enable)
if (dev->pme_interrupt)
return 0;
if (!acpi_dev_run_wake(&dev->dev, enable))
if (!acpi_pm_device_run_wake(&dev->dev, enable))
return 0;
acpi_pci_propagate_run_wake(dev->bus, enable);