ppc/pnv: Allow VIRTIO_VGA

It works fine with the Linux driver out of the box

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

Author: ozbenh

hw/ppc/pnv.c

@@ -514,6 +514,7 @@ static int pnv_vga_init(PCIBus *pci_bus)
     case VGA_DEVICE:
         return true;
     case VGA_STD:
+    case VGA_VIRTIO:
         return pci_vga_init(pci_bus) != NULL;
     default:
         fprintf(stderr, "This vga model is not supported,"