| /* |
| * Virtio video device |
| * |
| * Copyright Red Hat |
| * |
| * Authors: |
| * Dave Airlie |
| * |
| * This work is licensed under the terms of the GNU GPL, version 2 or later. |
| * See the COPYING file in the top-level directory. |
| * |
| */ |
| |
| #include "qemu/osdep.h" |
| #include "qapi/error.h" |
| #include "qemu/module.h" |
| #include "hw/pci/pci.h" |
| #include "hw/qdev-properties.h" |
| #include "hw/virtio/virtio.h" |
| #include "hw/virtio/virtio-bus.h" |
| #include "hw/virtio/virtio-gpu-pci.h" |
| |
| static Property virtio_gpu_pci_base_properties[] = { |
| DEFINE_VIRTIO_GPU_PCI_PROPERTIES(VirtIOPCIProxy), |
| DEFINE_PROP_END_OF_LIST(), |
| }; |
| |
| static void virtio_gpu_pci_base_realize(VirtIOPCIProxy *vpci_dev, Error **errp) |
| { |
| VirtIOGPUPCIBase *vgpu = VIRTIO_GPU_PCI_BASE(vpci_dev); |
| VirtIOGPUBase *g = vgpu->vgpu; |
| DeviceState *vdev = DEVICE(g); |
| int i; |
| Error *local_error = NULL; |
| |
| qdev_set_parent_bus(vdev, BUS(&vpci_dev->bus)); |
| virtio_pci_force_virtio_1(vpci_dev); |
| object_property_set_bool(OBJECT(vdev), true, "realized", &local_error); |
| |
| if (local_error) { |
| error_propagate(errp, local_error); |
| return; |
| } |
| |
| for (i = 0; i < g->conf.max_outputs; i++) { |
| object_property_set_link(OBJECT(g->scanout[i].con), |
| OBJECT(vpci_dev), |
| "device", errp); |
| } |
| } |
| |
| static void virtio_gpu_pci_base_class_init(ObjectClass *klass, void *data) |
| { |
| DeviceClass *dc = DEVICE_CLASS(klass); |
| VirtioPCIClass *k = VIRTIO_PCI_CLASS(klass); |
| PCIDeviceClass *pcidev_k = PCI_DEVICE_CLASS(klass); |
| |
| set_bit(DEVICE_CATEGORY_DISPLAY, dc->categories); |
| device_class_set_props(dc, virtio_gpu_pci_base_properties); |
| dc->hotpluggable = false; |
| k->realize = virtio_gpu_pci_base_realize; |
| pcidev_k->class_id = PCI_CLASS_DISPLAY_OTHER; |
| } |
| |
| static const TypeInfo virtio_gpu_pci_base_info = { |
| .name = TYPE_VIRTIO_GPU_PCI_BASE, |
| .parent = TYPE_VIRTIO_PCI, |
| .instance_size = sizeof(VirtIOGPUPCIBase), |
| .class_init = virtio_gpu_pci_base_class_init, |
| .abstract = true |
| }; |
| |
| #define TYPE_VIRTIO_GPU_PCI "virtio-gpu-pci" |
| #define VIRTIO_GPU_PCI(obj) \ |
| OBJECT_CHECK(VirtIOGPUPCI, (obj), TYPE_VIRTIO_GPU_PCI) |
| |
| typedef struct VirtIOGPUPCI { |
| VirtIOGPUPCIBase parent_obj; |
| VirtIOGPU vdev; |
| } VirtIOGPUPCI; |
| |
| static void virtio_gpu_initfn(Object *obj) |
| { |
| VirtIOGPUPCI *dev = VIRTIO_GPU_PCI(obj); |
| |
| virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev), |
| TYPE_VIRTIO_GPU); |
| VIRTIO_GPU_PCI_BASE(obj)->vgpu = VIRTIO_GPU_BASE(&dev->vdev); |
| } |
| |
| static const VirtioPCIDeviceTypeInfo virtio_gpu_pci_info = { |
| .generic_name = TYPE_VIRTIO_GPU_PCI, |
| .parent = TYPE_VIRTIO_GPU_PCI_BASE, |
| .instance_size = sizeof(VirtIOGPUPCI), |
| .instance_init = virtio_gpu_initfn, |
| }; |
| |
| static void virtio_gpu_pci_register_types(void) |
| { |
| type_register_static(&virtio_gpu_pci_base_info); |
| virtio_pci_types_register(&virtio_gpu_pci_info); |
| } |
| |
| type_init(virtio_gpu_pci_register_types) |