Merge tag 'pull-ppc-20230205' of https://gitlab.com/danielhb/qemu into staging
[qemu.git] / hw / s390x / virtio-ccw-gpu.c
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/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 #include "hw/virtio/virtio-gpu.h"
18
19 #define TYPE_VIRTIO_GPU_CCW "virtio-gpu-ccw"
20 OBJECT_DECLARE_SIMPLE_TYPE(VirtIOGPUCcw, VIRTIO_GPU_CCW)
21
22 struct VirtIOGPUCcw {
23 VirtioCcwDevice parent_obj;
24 VirtIOGPU vdev;
25 };
26
27 static void virtio_ccw_gpu_realize(VirtioCcwDevice *ccw_dev, Error **errp)
28 {
29 VirtIOGPUCcw *dev = VIRTIO_GPU_CCW(ccw_dev);
30 DeviceState *vdev = DEVICE(&dev->vdev);
31
32 qdev_realize(vdev, BUS(&ccw_dev->bus), errp);
33 }
34
35 static void virtio_ccw_gpu_instance_init(Object *obj)
36 {
37 VirtIOGPUCcw *dev = VIRTIO_GPU_CCW(obj);
38 VirtioCcwDevice *ccw_dev = VIRTIO_CCW_DEVICE(obj);
39
40 ccw_dev->force_revision_1 = true;
41 virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev),
42 TYPE_VIRTIO_GPU);
43 }
44
45 static Property virtio_ccw_gpu_properties[] = {
46 DEFINE_PROP_BIT("ioeventfd", VirtioCcwDevice, flags,
47 VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT, true),
48 DEFINE_PROP_UINT32("max_revision", VirtioCcwDevice, max_rev,
49 VIRTIO_CCW_MAX_REV),
50 DEFINE_PROP_END_OF_LIST(),
51 };
52
53 static void virtio_ccw_gpu_class_init(ObjectClass *klass, void *data)
54 {
55 DeviceClass *dc = DEVICE_CLASS(klass);
56 VirtIOCCWDeviceClass *k = VIRTIO_CCW_DEVICE_CLASS(klass);
57
58 k->realize = virtio_ccw_gpu_realize;
59 device_class_set_props(dc, virtio_ccw_gpu_properties);
60 dc->hotpluggable = false;
61 set_bit(DEVICE_CATEGORY_DISPLAY, dc->categories);
62 }
63
64 static const TypeInfo virtio_ccw_gpu = {
65 .name = TYPE_VIRTIO_GPU_CCW,
66 .parent = TYPE_VIRTIO_CCW_DEVICE,
67 .instance_size = sizeof(VirtIOGPUCcw),
68 .instance_init = virtio_ccw_gpu_instance_init,
69 .class_init = virtio_ccw_gpu_class_init,
70 };
71 module_obj(TYPE_VIRTIO_GPU_CCW);
72 module_kconfig(VIRTIO_CCW);
73
74 static void virtio_ccw_gpu_register(void)
75 {
76 if (have_virtio_ccw) {
77 type_register_static(&virtio_ccw_gpu);
78 }
79 }
80
81 type_init(virtio_ccw_gpu_register)
82
83 module_arch("s390x");