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5c765468 TH |
1 | /* |
2 | * virtio ccw gpu 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/virtio/virtio.h" | |
13 | #include "qapi/error.h" | |
14 | #include "virtio-ccw.h" | |
15 | ||
16 | static void virtio_ccw_gpu_realize(VirtioCcwDevice *ccw_dev, Error **errp) | |
17 | { | |
18 | VirtIOGPUCcw *dev = VIRTIO_GPU_CCW(ccw_dev); | |
19 | DeviceState *vdev = DEVICE(&dev->vdev); | |
20 | ||
21 | qdev_set_parent_bus(vdev, BUS(&ccw_dev->bus)); | |
22 | object_property_set_bool(OBJECT(vdev), true, "realized", errp); | |
23 | } | |
24 | ||
25 | static void virtio_ccw_gpu_instance_init(Object *obj) | |
26 | { | |
27 | VirtIOGPUCcw *dev = VIRTIO_GPU_CCW(obj); | |
28 | VirtioCcwDevice *ccw_dev = VIRTIO_CCW_DEVICE(obj); | |
29 | ||
30 | ccw_dev->force_revision_1 = true; | |
31 | virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev), | |
32 | TYPE_VIRTIO_GPU); | |
33 | } | |
34 | ||
35 | static Property virtio_ccw_gpu_properties[] = { | |
36 | DEFINE_PROP_BIT("ioeventfd", VirtioCcwDevice, flags, | |
37 | VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT, true), | |
38 | DEFINE_PROP_UINT32("max_revision", VirtioCcwDevice, max_rev, | |
39 | VIRTIO_CCW_MAX_REV), | |
40 | DEFINE_PROP_END_OF_LIST(), | |
41 | }; | |
42 | ||
43 | static void virtio_ccw_gpu_class_init(ObjectClass *klass, void *data) | |
44 | { | |
45 | DeviceClass *dc = DEVICE_CLASS(klass); | |
46 | VirtIOCCWDeviceClass *k = VIRTIO_CCW_DEVICE_CLASS(klass); | |
47 | ||
48 | k->realize = virtio_ccw_gpu_realize; | |
49 | dc->props = virtio_ccw_gpu_properties; | |
50 | dc->hotpluggable = false; | |
51 | set_bit(DEVICE_CATEGORY_DISPLAY, dc->categories); | |
52 | } | |
53 | ||
54 | static const TypeInfo virtio_ccw_gpu = { | |
55 | .name = TYPE_VIRTIO_GPU_CCW, | |
56 | .parent = TYPE_VIRTIO_CCW_DEVICE, | |
57 | .instance_size = sizeof(VirtIOGPUCcw), | |
58 | .instance_init = virtio_ccw_gpu_instance_init, | |
59 | .class_init = virtio_ccw_gpu_class_init, | |
60 | }; | |
61 | ||
62 | static void virtio_ccw_gpu_register(void) | |
63 | { | |
64 | type_register_static(&virtio_ccw_gpu); | |
65 | } | |
66 | ||
67 | type_init(virtio_ccw_gpu_register) |