qdev: Convert uses of qdev_set_parent_bus() with Coccinelle
[qemu.git] / hw / virtio / virtio-balloon-pci.c
1 /*
2 * Virtio balloon PCI Bindings
3 *
4 * Copyright IBM, Corp. 2007
5 * Copyright (c) 2009 CodeSourcery
6 *
7 * Authors:
8 * Anthony Liguori <aliguori@us.ibm.com>
9 * Paul Brook <paul@codesourcery.com>
10 *
11 * Contributions after 2012-01-13 are licensed under the terms of the
12 * GNU GPL, version 2 or (at your option) any later version.
13 */
14
15 #include "qemu/osdep.h"
16
17 #include "virtio-pci.h"
18 #include "hw/qdev-properties.h"
19 #include "hw/virtio/virtio-balloon.h"
20 #include "qapi/error.h"
21 #include "qemu/module.h"
22
23 typedef struct VirtIOBalloonPCI VirtIOBalloonPCI;
24
25 /*
26 * virtio-balloon-pci: This extends VirtioPCIProxy.
27 */
28 #define TYPE_VIRTIO_BALLOON_PCI "virtio-balloon-pci-base"
29 #define VIRTIO_BALLOON_PCI(obj) \
30 OBJECT_CHECK(VirtIOBalloonPCI, (obj), TYPE_VIRTIO_BALLOON_PCI)
31
32 struct VirtIOBalloonPCI {
33 VirtIOPCIProxy parent_obj;
34 VirtIOBalloon vdev;
35 };
36 static Property virtio_balloon_pci_properties[] = {
37 DEFINE_PROP_UINT32("class", VirtIOPCIProxy, class_code, 0),
38 DEFINE_PROP_END_OF_LIST(),
39 };
40
41 static void virtio_balloon_pci_realize(VirtIOPCIProxy *vpci_dev, Error **errp)
42 {
43 VirtIOBalloonPCI *dev = VIRTIO_BALLOON_PCI(vpci_dev);
44 DeviceState *vdev = DEVICE(&dev->vdev);
45
46 if (vpci_dev->class_code != PCI_CLASS_OTHERS &&
47 vpci_dev->class_code != PCI_CLASS_MEMORY_RAM) { /* qemu < 1.1 */
48 vpci_dev->class_code = PCI_CLASS_OTHERS;
49 }
50
51 qdev_realize(vdev, BUS(&vpci_dev->bus), errp);
52 }
53
54 static void virtio_balloon_pci_class_init(ObjectClass *klass, void *data)
55 {
56 DeviceClass *dc = DEVICE_CLASS(klass);
57 VirtioPCIClass *k = VIRTIO_PCI_CLASS(klass);
58 PCIDeviceClass *pcidev_k = PCI_DEVICE_CLASS(klass);
59 k->realize = virtio_balloon_pci_realize;
60 set_bit(DEVICE_CATEGORY_MISC, dc->categories);
61 device_class_set_props(dc, virtio_balloon_pci_properties);
62 pcidev_k->vendor_id = PCI_VENDOR_ID_REDHAT_QUMRANET;
63 pcidev_k->device_id = PCI_DEVICE_ID_VIRTIO_BALLOON;
64 pcidev_k->revision = VIRTIO_PCI_ABI_VERSION;
65 pcidev_k->class_id = PCI_CLASS_OTHERS;
66 }
67
68 static void virtio_balloon_pci_instance_init(Object *obj)
69 {
70 VirtIOBalloonPCI *dev = VIRTIO_BALLOON_PCI(obj);
71
72 virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev),
73 TYPE_VIRTIO_BALLOON);
74 object_property_add_alias(obj, "guest-stats", OBJECT(&dev->vdev),
75 "guest-stats");
76 object_property_add_alias(obj, "guest-stats-polling-interval",
77 OBJECT(&dev->vdev),
78 "guest-stats-polling-interval");
79 }
80
81 static const VirtioPCIDeviceTypeInfo virtio_balloon_pci_info = {
82 .base_name = TYPE_VIRTIO_BALLOON_PCI,
83 .generic_name = "virtio-balloon-pci",
84 .transitional_name = "virtio-balloon-pci-transitional",
85 .non_transitional_name = "virtio-balloon-pci-non-transitional",
86 .instance_size = sizeof(VirtIOBalloonPCI),
87 .instance_init = virtio_balloon_pci_instance_init,
88 .class_init = virtio_balloon_pci_class_init,
89 };
90
91 static void virtio_balloon_pci_register(void)
92 {
93 virtio_pci_types_register(&virtio_balloon_pci_info);
94 }
95
96 type_init(virtio_balloon_pci_register)