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/*
* virtio ccw gpu implementation
*
* Copyright 2012, 2015 IBM Corp.
*
* This work is licensed under the terms of the GNU GPL, version 2 or (at
* your option) any later version. See the COPYING file in the top-level
* directory.
*/
#include "qemu/osdep.h"
#include "hw/qdev-properties.h"
#include "hw/virtio/virtio.h"
#include "qapi/error.h"
#include "qemu/module.h"
#include "virtio-ccw.h"
#include "hw/virtio/virtio-gpu.h"
#define TYPE_VIRTIO_GPU_CCW "virtio-gpu-ccw"
OBJECT_DECLARE_SIMPLE_TYPE(VirtIOGPUCcw, VIRTIO_GPU_CCW)
struct VirtIOGPUCcw {
VirtioCcwDevice parent_obj;
VirtIOGPU vdev;
};
static void virtio_ccw_gpu_realize(VirtioCcwDevice *ccw_dev, Error **errp)
{
VirtIOGPUCcw *dev = VIRTIO_GPU_CCW(ccw_dev);
DeviceState *vdev = DEVICE(&dev->vdev);
qdev_realize(vdev, BUS(&ccw_dev->bus), errp);
}
static void virtio_ccw_gpu_instance_init(Object *obj)
{
VirtIOGPUCcw *dev = VIRTIO_GPU_CCW(obj);
VirtioCcwDevice *ccw_dev = VIRTIO_CCW_DEVICE(obj);
ccw_dev->force_revision_1 = true;
virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev),
TYPE_VIRTIO_GPU);
}
static const Property virtio_ccw_gpu_properties[] = {
DEFINE_PROP_BIT("ioeventfd", VirtioCcwDevice, flags,
VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT, true),
DEFINE_PROP_UINT32("max_revision", VirtioCcwDevice, max_rev,
VIRTIO_CCW_MAX_REV),
};
static void virtio_ccw_gpu_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
VirtIOCCWDeviceClass *k = VIRTIO_CCW_DEVICE_CLASS(klass);
k->realize = virtio_ccw_gpu_realize;
device_class_set_props(dc, virtio_ccw_gpu_properties);
dc->hotpluggable = false;
set_bit(DEVICE_CATEGORY_DISPLAY, dc->categories);
}
static const TypeInfo virtio_ccw_gpu = {
.name = TYPE_VIRTIO_GPU_CCW,
.parent = TYPE_VIRTIO_CCW_DEVICE,
.instance_size = sizeof(VirtIOGPUCcw),
.instance_init = virtio_ccw_gpu_instance_init,
.class_init = virtio_ccw_gpu_class_init,
};
module_obj(TYPE_VIRTIO_GPU_CCW);
module_kconfig(VIRTIO_CCW);
static void virtio_ccw_gpu_register(void)
{
if (have_virtio_ccw) {
type_register_static(&virtio_ccw_gpu);
}
}
type_init(virtio_ccw_gpu_register)
module_arch("s390x");
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