/* when doing suspend, call fb apis and pci apis */
if (msg.event == PM_EVENT_SUSPEND) {
/* when doing suspend, call fb apis and pci apis */
if (msg.event == PM_EVENT_SUSPEND) {
retv = pci_save_state(pdev);
pci_disable_device(pdev);
retv = pci_choose_state(pdev, msg);
retv = pci_save_state(pdev);
pci_disable_device(pdev);
retv = pci_choose_state(pdev, msg);