sd: Use ERRP_GUARD()
[qemu.git] / hw / s390x / virtio-ccw-crypto.c
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
18 static 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
23 if (!qdev_realize(vdev, BUS(&ccw_dev->bus), errp)) {
24 return;
25 }
26
27 object_property_set_link(OBJECT(vdev), "cryptodev",
28 OBJECT(dev->vdev.conf.cryptodev), NULL);
29 }
30
31 static void virtio_ccw_crypto_instance_init(Object *obj)
32 {
33 VirtIOCryptoCcw *dev = VIRTIO_CRYPTO_CCW(obj);
34 VirtioCcwDevice *ccw_dev = VIRTIO_CCW_DEVICE(obj);
35
36 ccw_dev->force_revision_1 = true;
37 virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev),
38 TYPE_VIRTIO_CRYPTO);
39 }
40
41 static Property virtio_ccw_crypto_properties[] = {
42 DEFINE_PROP_BIT("ioeventfd", VirtioCcwDevice, flags,
43 VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT, true),
44 DEFINE_PROP_UINT32("max_revision", VirtioCcwDevice, max_rev,
45 VIRTIO_CCW_MAX_REV),
46 DEFINE_PROP_END_OF_LIST(),
47 };
48
49 static void virtio_ccw_crypto_class_init(ObjectClass *klass, void *data)
50 {
51 DeviceClass *dc = DEVICE_CLASS(klass);
52 VirtIOCCWDeviceClass *k = VIRTIO_CCW_DEVICE_CLASS(klass);
53
54 k->realize = virtio_ccw_crypto_realize;
55 device_class_set_props(dc, virtio_ccw_crypto_properties);
56 set_bit(DEVICE_CATEGORY_MISC, dc->categories);
57 }
58
59 static const TypeInfo virtio_ccw_crypto = {
60 .name = TYPE_VIRTIO_CRYPTO_CCW,
61 .parent = TYPE_VIRTIO_CCW_DEVICE,
62 .instance_size = sizeof(VirtIOCryptoCcw),
63 .instance_init = virtio_ccw_crypto_instance_init,
64 .class_init = virtio_ccw_crypto_class_init,
65 };
66
67 static void virtio_ccw_crypto_register(void)
68 {
69 type_register_static(&virtio_ccw_crypto);
70 }
71
72 type_init(virtio_ccw_crypto_register)