On Monday, September 17, 2012, Huang Ying wrote: > A set of power resources may be shared by multiple devices. When all > devices share one set of power resources is put into D3_COLD state, > the power resources will be turned off. When one of the device is > waked, the power resource will be turned on and all devices share it > will be powered on to D0uninitialized state. These devices should be > resumed, so that they can get opportunity to go to low power state > later. > > Signed-off-by: Huang Ying <ying.hu...@intel.com>
Makes sense. Acked-by: Rafael J. Wysocki <r...@sisk.pl> > --- > drivers/acpi/pci_bind.c | 2 ++ > 1 file changed, 2 insertions(+) > > --- a/drivers/acpi/pci_bind.c > +++ b/drivers/acpi/pci_bind.c > @@ -45,6 +45,7 @@ static int acpi_pci_unbind(struct acpi_d > > device_set_run_wake(&dev->dev, false); > pci_acpi_remove_pm_notifier(device); > + acpi_power_resource_unregister_device(dev, device->handle); > > if (!dev->subordinate) > goto out; > @@ -71,6 +72,7 @@ static int acpi_pci_bind(struct acpi_dev > return 0; > > pci_acpi_add_pm_notifier(device, dev); > + acpi_power_resource_register_device(dev, device->handle); > if (device->wakeup.flags.run_wake) > device_set_run_wake(&dev->dev, true); > > > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
