dev->is_enabled = 1;
pci_enable_device(struct pci_dev *dev){	int err;	dev->is_enabled = 1;	if ((err = pci_enable_device_bars(dev, (1 << PCI_NUM_RESOURCES) - 1)))		return err;	pci_fixup_device(pci_fixup_enable, dev);	return 0;}