On Wed, Aug 02, 2017 at 08:42:18PM +0100, Piotr Gregor wrote: > Add two reasons of returning 0 value to the description > of the pci_set_power_state to include the cases when: > > - the transition is to D1 or D2 but D1 and D2 are not supported > - the transition is to D3 but D3 is not supported. > > Signed-off-by: Piotr Gregor <piotrgregor@xxxxxxxxxxx> Applied to pci/pm for v4.14, thanks! > --- > drivers/pci/pci.c | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c > index af0cc34..9528781 100644 > --- a/drivers/pci/pci.c > +++ b/drivers/pci/pci.c > @@ -892,7 +892,9 @@ EXPORT_SYMBOL_GPL(__pci_complete_power_transition); > * -EINVAL if the requested state is invalid. > * -EIO if device does not support PCI PM or its PM capabilities register has a > * wrong version, or device doesn't support the requested state. > + * 0 if the transition is to D1 or D2 but D1 and D2 are not supported. > * 0 if device already is in the requested state. > + * 0 if the transition is to D3 but D3 is not supported. > * 0 if device's power state has been successfully changed. > */ > int pci_set_power_state(struct pci_dev *dev, pci_power_t state) > -- > 2.1.4 >
