qemu

FORK: QEMU emulator
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vhost-user-gpu-pci.c (1501B)

      1 /*
      2  * vhost-user GPU PCI 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 "hw/virtio/virtio-gpu-pci.h"
     14 #include "qom/object.h"
     15 
     16 #define TYPE_VHOST_USER_GPU_PCI "vhost-user-gpu-pci"
     17 typedef struct VhostUserGPUPCI VhostUserGPUPCI;
     18 DECLARE_INSTANCE_CHECKER(VhostUserGPUPCI, VHOST_USER_GPU_PCI,
     19                          TYPE_VHOST_USER_GPU_PCI)
     20 
     21 struct VhostUserGPUPCI {
     22     VirtIOGPUPCIBase parent_obj;
     23 
     24     VhostUserGPU vdev;
     25 };
     26 
     27 static void vhost_user_gpu_pci_initfn(Object *obj)
     28 {
     29     VhostUserGPUPCI *dev = VHOST_USER_GPU_PCI(obj);
     30 
     31     virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev),
     32                                 TYPE_VHOST_USER_GPU);
     33 
     34     VIRTIO_GPU_PCI_BASE(obj)->vgpu = VIRTIO_GPU_BASE(&dev->vdev);
     35 
     36     object_property_add_alias(obj, "chardev",
     37                               OBJECT(&dev->vdev), "chardev");
     38 }
     39 
     40 static const VirtioPCIDeviceTypeInfo vhost_user_gpu_pci_info = {
     41     .generic_name = TYPE_VHOST_USER_GPU_PCI,
     42     .parent = TYPE_VIRTIO_GPU_PCI_BASE,
     43     .instance_size = sizeof(VhostUserGPUPCI),
     44     .instance_init = vhost_user_gpu_pci_initfn,
     45 };
     46 module_obj(TYPE_VHOST_USER_GPU_PCI);
     47 module_kconfig(VHOST_USER_GPU);
     48 
     49 static void vhost_user_gpu_pci_register_types(void)
     50 {
     51     virtio_pci_types_register(&vhost_user_gpu_pci_info);
     52 }
     53 
     54 type_init(vhost_user_gpu_pci_register_types)