PCI_D3hot
{ PCI_D3hot, 0x04 },
if (pwr == PCI_D3hot)
pci_set_power_state(pdev, PCI_D3hot);
intel_opregion_notify_adapter(display, PCI_D3hot);
pci_set_power_state(pdev, PCI_D3hot);
pci_set_power_state(pdev, PCI_D3hot);