kernel/drivers/gpu/drm/nouveau/nouveau_acpi.c
.. .. @@ -220,6 +220,9 @@ 220 220 int optimus_funcs; 221 221 struct pci_dev *parent_pdev; 222 222 223 + if (pdev->vendor != PCI_VENDOR_ID_NVIDIA)224 + return;225 +223 226 *has_pr3 = false; 224 227 parent_pdev = pci_upstream_bridge(pdev); 225 228 if (parent_pdev) {