LXR qemu/hw/display/vhost-user-vga.c

   1/*
   2 * vhost-user VGA device
   3 *
   4 * Copyright Red Hat, Inc. 2018
   5 *
   6 * This work is licensed under the terms of the GNU GPL, version 2 or later.
   7 * See the COPYING file in the top-level directory.
   8 *
   9 */
  10
  11#include "qemu/osdep.h"
  12#include "qapi/error.h"
  13#include "virtio-vga.h"
  14#include "qom/object.h"
  15
  16#define TYPE_VHOST_USER_VGA "vhost-user-vga"
  17
  18typedef struct VhostUserVGA VhostUserVGA;
  19DECLARE_INSTANCE_CHECKER(VhostUserVGA, VHOST_USER_VGA,
  20                         TYPE_VHOST_USER_VGA)
  21
  22struct VhostUserVGA {
  23    VirtIOVGABase parent_obj;
  24
  25    VhostUserGPU vdev;
  26};
  27
  28static void vhost_user_vga_inst_initfn(Object *obj)
  29{
  30    VhostUserVGA *dev = VHOST_USER_VGA(obj);
  31
  32    virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev),
  33                                TYPE_VHOST_USER_GPU);
  34
  35    VIRTIO_VGA_BASE(dev)->vgpu = VIRTIO_GPU_BASE(&dev->vdev);
  36
  37    object_property_add_alias(obj, "chardev",
  38                              OBJECT(&dev->vdev), "chardev");
  39}
  40
  41static const VirtioPCIDeviceTypeInfo vhost_user_vga_info = {
  42    .generic_name  = TYPE_VHOST_USER_VGA,
  43    .parent        = TYPE_VIRTIO_VGA_BASE,
  44    .instance_size = sizeof(VhostUserVGA),
  45    .instance_init = vhost_user_vga_inst_initfn,
  46};
  47module_obj(TYPE_VHOST_USER_VGA);
  48
  49static void vhost_user_vga_register_types(void)
  50{
  51    virtio_pci_types_register(&vhost_user_vga_info);
  52}
  53
  54type_init(vhost_user_vga_register_types)
  55