diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index d864f964bcae..29f5d699fa06 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -2469,7 +2469,14 @@ static int __pci_enable_wake(struct pci_dev *dev, pci_power_t state, bool enable if (enable) { int error; - if (pci_pme_capable(dev, state)) + /* + * Enable PME signaling if the device can signal PME from + * D3cold regardless of whether or not it can signal PME from + * the current target state, because that will allow it to + * signal PME when the hierarchy above it goes into D3cold and + * the device itself ends up in D3cold as a result of that. + */ + if (pci_pme_capable(dev, state) || pci_pme_capable(dev, PCI_D3cold)) pci_pme_active(dev, true); else ret = 1;