1/*
2 * virtio ccw crypto implementation
3 *
4 * Copyright 2012, 2015 IBM Corp.
5 *
6 * This work is licensed under the terms of the GNU GPL, version 2 or (at
7 * your option) any later version. See the COPYING file in the top-level
8 * directory.
9 */
10
11#include "qemu/osdep.h"
12#include "hw/qdev-properties.h"
13#include "hw/virtio/virtio.h"
14#include "qapi/error.h"
15#include "qemu/module.h"
16#include "virtio-ccw.h"
17
18static void virtio_ccw_crypto_realize(VirtioCcwDevice *ccw_dev, Error **errp)
19{
20 VirtIOCryptoCcw *dev = VIRTIO_CRYPTO_CCW(ccw_dev);
21 DeviceState *vdev = DEVICE(&dev->vdev);
22 Error *err = NULL;
23
24 qdev_set_parent_bus(vdev, BUS(&ccw_dev->bus));
25 object_property_set_bool(OBJECT(vdev), true, "realized", &err);
26 if (err) {
27 error_propagate(errp, err);
28 return;
29 }
30
31 object_property_set_link(OBJECT(vdev),
32 OBJECT(dev->vdev.conf.cryptodev), "cryptodev",
33 NULL);
34}
35
36static void virtio_ccw_crypto_instance_init(Object *obj)
37{
38 VirtIOCryptoCcw *dev = VIRTIO_CRYPTO_CCW(obj);
39 VirtioCcwDevice *ccw_dev = VIRTIO_CCW_DEVICE(obj);
40
41 ccw_dev->force_revision_1 = true;
42 virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev),
43 TYPE_VIRTIO_CRYPTO);
44}
45
46static Property virtio_ccw_crypto_properties[] = {
47 DEFINE_PROP_BIT("ioeventfd", VirtioCcwDevice, flags,
48 VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT, true),
49 DEFINE_PROP_UINT32("max_revision", VirtioCcwDevice, max_rev,
50 VIRTIO_CCW_MAX_REV),
51 DEFINE_PROP_END_OF_LIST(),
52};
53
54static void virtio_ccw_crypto_class_init(ObjectClass *klass, void *data)
55{
56 DeviceClass *dc = DEVICE_CLASS(klass);
57 VirtIOCCWDeviceClass *k = VIRTIO_CCW_DEVICE_CLASS(klass);
58
59 k->realize = virtio_ccw_crypto_realize;
60 dc->props = virtio_ccw_crypto_properties;
61 set_bit(DEVICE_CATEGORY_MISC, dc->categories);
62}
63
64static const TypeInfo virtio_ccw_crypto = {
65 .name = TYPE_VIRTIO_CRYPTO_CCW,
66 .parent = TYPE_VIRTIO_CCW_DEVICE,
67 .instance_size = sizeof(VirtIOCryptoCcw),
68 .instance_init = virtio_ccw_crypto_instance_init,
69 .class_init = virtio_ccw_crypto_class_init,
70};
71
72static void virtio_ccw_crypto_register(void)
73{
74 type_register_static(&virtio_ccw_crypto);
75}
76
77type_init(virtio_ccw_crypto_register)
78