xref: /openbmc/qemu/hw/s390x/virtio-ccw-net.c (revision 40d6ee94)
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/virtio/virtio.h"
14 #include "qapi/error.h"
15 #include "virtio-ccw.h"
16 
17 static void virtio_ccw_net_realize(VirtioCcwDevice *ccw_dev, Error **errp)
18 {
19     DeviceState *qdev = DEVICE(ccw_dev);
20     VirtIONetCcw *dev = VIRTIO_NET_CCW(ccw_dev);
21     DeviceState *vdev = DEVICE(&dev->vdev);
22 
23     virtio_net_set_netclient_name(&dev->vdev, qdev->id,
24                                   object_get_typename(OBJECT(qdev)));
25     qdev_set_parent_bus(vdev, BUS(&ccw_dev->bus));
26     object_property_set_bool(OBJECT(vdev), true, "realized", errp);
27 }
28 
29 static void virtio_ccw_net_instance_init(Object *obj)
30 {
31     VirtIONetCcw *dev = VIRTIO_NET_CCW(obj);
32 
33     virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev),
34                                 TYPE_VIRTIO_NET);
35     object_property_add_alias(obj, "bootindex", OBJECT(&dev->vdev),
36                               "bootindex", &error_abort);
37 }
38 
39 static Property virtio_ccw_net_properties[] = {
40     DEFINE_PROP_BIT("ioeventfd", VirtioCcwDevice, flags,
41                     VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT, true),
42     DEFINE_PROP_UINT32("max_revision", VirtioCcwDevice, max_rev,
43                        VIRTIO_CCW_MAX_REV),
44     DEFINE_PROP_END_OF_LIST(),
45 };
46 
47 static void virtio_ccw_net_class_init(ObjectClass *klass, void *data)
48 {
49     DeviceClass *dc = DEVICE_CLASS(klass);
50     VirtIOCCWDeviceClass *k = VIRTIO_CCW_DEVICE_CLASS(klass);
51 
52     k->realize = virtio_ccw_net_realize;
53     dc->props = virtio_ccw_net_properties;
54     set_bit(DEVICE_CATEGORY_NETWORK, dc->categories);
55 }
56 
57 static const TypeInfo virtio_ccw_net = {
58     .name          = TYPE_VIRTIO_NET_CCW,
59     .parent        = TYPE_VIRTIO_CCW_DEVICE,
60     .instance_size = sizeof(VirtIONetCcw),
61     .instance_init = virtio_ccw_net_instance_init,
62     .class_init    = virtio_ccw_net_class_init,
63 };
64 
65 static void virtio_ccw_net_register(void)
66 {
67     type_register_static(&virtio_ccw_net);
68 }
69 
70 type_init(virtio_ccw_net_register)
71