xref: /openbmc/qemu/hw/s390x/virtio-ccw-net.c (revision f76b348e)
1 /*
2  * virtio ccw net implementation
3  *
4  * Copyright 2012, 2015 IBM Corp.
5  * Author(s): Cornelia Huck <cornelia.huck@de.ibm.com>
6  *
7  * This work is licensed under the terms of the GNU GPL, version 2 or (at
8  * your option) any later version. See the COPYING file in the top-level
9  * directory.
10  */
11 
12 #include "qemu/osdep.h"
13 #include "hw/qdev-properties.h"
14 #include "hw/virtio/virtio.h"
15 #include "qapi/error.h"
16 #include "qemu/module.h"
17 #include "virtio-ccw.h"
18 
19 static void virtio_ccw_net_realize(VirtioCcwDevice *ccw_dev, Error **errp)
20 {
21     DeviceState *qdev = DEVICE(ccw_dev);
22     VirtIONetCcw *dev = VIRTIO_NET_CCW(ccw_dev);
23     DeviceState *vdev = DEVICE(&dev->vdev);
24 
25     virtio_net_set_netclient_name(&dev->vdev, qdev->id,
26                                   object_get_typename(OBJECT(qdev)));
27     qdev_realize(vdev, BUS(&ccw_dev->bus), errp);
28 }
29 
30 static void virtio_ccw_net_instance_init(Object *obj)
31 {
32     VirtIONetCcw *dev = VIRTIO_NET_CCW(obj);
33 
34     virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev),
35                                 TYPE_VIRTIO_NET);
36     object_property_add_alias(obj, "bootindex", OBJECT(&dev->vdev),
37                               "bootindex");
38 }
39 
40 static Property virtio_ccw_net_properties[] = {
41     DEFINE_PROP_BIT("ioeventfd", VirtioCcwDevice, flags,
42                     VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT, true),
43     DEFINE_PROP_UINT32("max_revision", VirtioCcwDevice, max_rev,
44                        VIRTIO_CCW_MAX_REV),
45     DEFINE_PROP_END_OF_LIST(),
46 };
47 
48 static void virtio_ccw_net_class_init(ObjectClass *klass, void *data)
49 {
50     DeviceClass *dc = DEVICE_CLASS(klass);
51     VirtIOCCWDeviceClass *k = VIRTIO_CCW_DEVICE_CLASS(klass);
52 
53     k->realize = virtio_ccw_net_realize;
54     device_class_set_props(dc, virtio_ccw_net_properties);
55     set_bit(DEVICE_CATEGORY_NETWORK, dc->categories);
56 }
57 
58 static const TypeInfo virtio_ccw_net = {
59     .name          = TYPE_VIRTIO_NET_CCW,
60     .parent        = TYPE_VIRTIO_CCW_DEVICE,
61     .instance_size = sizeof(VirtIONetCcw),
62     .instance_init = virtio_ccw_net_instance_init,
63     .class_init    = virtio_ccw_net_class_init,
64 };
65 
66 static void virtio_ccw_net_register(void)
67 {
68     type_register_static(&virtio_ccw_net);
69 }
70 
71 type_init(virtio_ccw_net_register)
72