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/*
* 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 "hw/pci/pci.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));
if (!virtio_pci_force_virtio_1(vpci_dev, errp)) {
return;
}
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);
dc->props = 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)
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