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virtio-ccw: Add the virtio-input devices for CCW bus

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Wire up the virtio-input HID devices (keyboard, mouse, tablet)
for the CCW bus. The virtio-input is a virtio-1 device,
so disable legacy revision 0.

Signed-off-by: Farhan Ali <alifm@linux.vnet.ibm.com>
Reviewed-by: Halil Pasic <pasic@linux.vnet.ibm.com>
Reviewed-by: Christian Borntraeger <borntraeger@de.ibm.com>
Message-Id: <6a8ea4c503ee32c2ca7fa608b5f2f547009be8ee.1507557166.git.alifm@linux.vnet.ibm.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Cornelia Huck <cohuck@redhat.com>
This commit is contained in:
Farhan Ali 2017-10-09 10:01:50 -04:00 committed by Cornelia Huck
parent 741a4ec186
commit 3382cf1fab
2 changed files with 122 additions and 0 deletions
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100
hw/s390x/virtio-ccw.c
View file

@ -953,6 +953,15 @@ static void virtio_ccw_gpu_realize(VirtioCcwDevice *ccw_dev, Error **errp)
object_property_set_bool(OBJECT(vdev), true, "realized", errp);
}
static void virtio_ccw_input_realize(VirtioCcwDevice *ccw_dev, Error **errp)
{
VirtIOInputCcw *dev = VIRTIO_INPUT_CCW(ccw_dev);
DeviceState *vdev = DEVICE(&dev->vdev);
qdev_set_parent_bus(vdev, BUS(&ccw_dev->bus));
object_property_set_bool(OBJECT(vdev), true, "realized", errp);
}
/* DeviceState to VirtioCcwDevice. Note: used on datapath,
* be careful and test performance if you change this.
*/
@ -1601,6 +1610,92 @@ static const TypeInfo virtio_ccw_gpu = {
.class_init = virtio_ccw_gpu_class_init,
};
static Property virtio_ccw_input_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),
DEFINE_PROP_END_OF_LIST(),
};
static void virtio_ccw_input_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
VirtIOCCWDeviceClass *k = VIRTIO_CCW_DEVICE_CLASS(klass);
k->realize = virtio_ccw_input_realize;
k->exit = virtio_ccw_exit;
dc->reset = virtio_ccw_reset;
dc->props = virtio_ccw_input_properties;
set_bit(DEVICE_CATEGORY_INPUT, dc->categories);
}
static void virtio_ccw_keyboard_instance_init(Object *obj)
{
VirtIOInputHIDCcw *dev = VIRTIO_INPUT_HID_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_KEYBOARD);
}
static void virtio_ccw_mouse_instance_init(Object *obj)
{
VirtIOInputHIDCcw *dev = VIRTIO_INPUT_HID_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_MOUSE);
}
static void virtio_ccw_tablet_instance_init(Object *obj)
{
VirtIOInputHIDCcw *dev = VIRTIO_INPUT_HID_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_TABLET);
}
static const TypeInfo virtio_ccw_input = {
.name = TYPE_VIRTIO_INPUT_CCW,
.parent = TYPE_VIRTIO_CCW_DEVICE,
.instance_size = sizeof(VirtIOInputCcw),
.class_init = virtio_ccw_input_class_init,
.abstract = true,
};
static const TypeInfo virtio_ccw_input_hid = {
.name = TYPE_VIRTIO_INPUT_HID_CCW,
.parent = TYPE_VIRTIO_INPUT_CCW,
.instance_size = sizeof(VirtIOInputHIDCcw),
.abstract = true,
};
static const TypeInfo virtio_ccw_keyboard = {
.name = TYPE_VIRTIO_KEYBOARD_CCW,
.parent = TYPE_VIRTIO_INPUT_HID_CCW,
.instance_size = sizeof(VirtIOInputHIDCcw),
.instance_init = virtio_ccw_keyboard_instance_init,
};
static const TypeInfo virtio_ccw_mouse = {
.name = TYPE_VIRTIO_MOUSE_CCW,
.parent = TYPE_VIRTIO_INPUT_HID_CCW,
.instance_size = sizeof(VirtIOInputHIDCcw),
.instance_init = virtio_ccw_mouse_instance_init,
};
static const TypeInfo virtio_ccw_tablet = {
.name = TYPE_VIRTIO_TABLET_CCW,
.parent = TYPE_VIRTIO_INPUT_HID_CCW,
.instance_size = sizeof(VirtIOInputHIDCcw),
.instance_init = virtio_ccw_tablet_instance_init,
};
static void virtio_ccw_busdev_realize(DeviceState *dev, Error **errp)
{
VirtioCcwDevice *_dev = (VirtioCcwDevice *)dev;
@ -1801,6 +1896,11 @@ static void virtio_ccw_register(void)
#endif
type_register_static(&virtio_ccw_crypto);
type_register_static(&virtio_ccw_gpu);
type_register_static(&virtio_ccw_input);
type_register_static(&virtio_ccw_input_hid);
type_register_static(&virtio_ccw_keyboard);
type_register_static(&virtio_ccw_mouse);
type_register_static(&virtio_ccw_tablet);
}
type_init(virtio_ccw_register)

22
hw/s390x/virtio-ccw.h
View file

@ -28,6 +28,7 @@
#include "hw/virtio/vhost-vsock.h"
#endif /* CONFIG_VHOST_VSOCK */
#include "hw/virtio/virtio-gpu.h"
#include "hw/virtio/virtio-input.h"
#include "hw/s390x/s390_flic.h"
#include "hw/s390x/css.h"
@ -233,4 +234,25 @@ typedef struct VirtIOGPUCcw {
VirtIOGPU vdev;
} VirtIOGPUCcw;
#define TYPE_VIRTIO_INPUT_CCW "virtio-input-ccw"
#define VIRTIO_INPUT_CCW(obj) \
OBJECT_CHECK(VirtIOInputCcw, (obj), TYPE_VIRTIO_INPUT_CCW)
typedef struct VirtIOInputCcw {
VirtioCcwDevice parent_obj;
VirtIOInput vdev;
} VirtIOInputCcw;
#define TYPE_VIRTIO_INPUT_HID_CCW "virtio-input-hid-ccw"
#define TYPE_VIRTIO_KEYBOARD_CCW "virtio-keyboard-ccw"
#define TYPE_VIRTIO_MOUSE_CCW "virtio-mouse-ccw"
#define TYPE_VIRTIO_TABLET_CCW "virtio-tablet-ccw"
#define VIRTIO_INPUT_HID_CCW(obj) \
OBJECT_CHECK(VirtIOInputHIDCcw, (obj), TYPE_VIRTIO_INPUT_HID_CCW)
typedef struct VirtIOInputHIDCcw {
VirtioCcwDevice parent_obj;
VirtIOInputHID vdev;
} VirtIOInputHIDCcw;
#endif