;   vgpu->cfg_space.bar[INTEL_GVT_PCI_BAR_GTTMMIO].size =     pci_resource_len(gvt->dev_priv->drm.pdev, 0);  vgpu->cfg_space.bar[INTEL_GVT_PCI_BAR_APERTURE].size =     pci_resource_len(gvt->dev_priv->drm.pdev, 0);  