projects / mirror_qemu.git / blame
| Commit | Line | Data |
|---|---|---|
| dcfd8286 TH |
1 | /* |
| 2 | * virtio ccw balloon implementation | |
| 3 | * | |
| 4 | * Copyright 2012, 2015 IBM Corp. | |
| 5 | * Author(s): Cornelia Huck <cornelia.huck@de.ibm.com> | |
| 6 | * | |
| 7 | * This work is licensed under the terms of the GNU GPL, version 2 or (at | |
| 8 | * your option) any later version. See the COPYING file in the top-level | |
| 9 | * directory. | |
| 10 | */ | |
| 11 | ||
| 12 | #include "qemu/osdep.h" | |
| a27bd6c7 | 13 | #include "hw/qdev-properties.h" |
| dcfd8286 TH |
14 | #include "hw/virtio/virtio.h" |
| 15 | #include "qapi/error.h" | |
| 0b8fa32f | 16 | #include "qemu/module.h" |
| dcfd8286 | 17 | #include "virtio-ccw.h" |
| 7da50d64 PB |
18 | #include "hw/virtio/virtio-balloon.h" |
| 19 | ||
| 20 | #define TYPE_VIRTIO_BALLOON_CCW "virtio-balloon-ccw" | |
| 21 | OBJECT_DECLARE_SIMPLE_TYPE(VirtIOBalloonCcw, VIRTIO_BALLOON_CCW) | |
| 22 | ||
| 23 | struct VirtIOBalloonCcw { | |
| 24 | VirtioCcwDevice parent_obj; | |
| 25 | VirtIOBalloon vdev; | |
| 26 | }; | |
| dcfd8286 TH |
27 | |
| 28 | static void virtio_ccw_balloon_realize(VirtioCcwDevice *ccw_dev, Error **errp) | |
| 29 | { | |
| 30 | VirtIOBalloonCcw *dev = VIRTIO_BALLOON_CCW(ccw_dev); | |
| 31 | DeviceState *vdev = DEVICE(&dev->vdev); | |
| 32 | ||
| 99ba777e | 33 | qdev_realize(vdev, BUS(&ccw_dev->bus), errp); |
| dcfd8286 TH |
34 | } |
| 35 | ||
| 36 | static void virtio_ccw_balloon_instance_init(Object *obj) | |
| 37 | { | |
| 38 | VirtIOBalloonCcw *dev = VIRTIO_BALLOON_CCW(obj); | |
| 39 | ||
| 40 | virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev), | |
| 41 | TYPE_VIRTIO_BALLOON); | |
| 42 | object_property_add_alias(obj, "guest-stats", OBJECT(&dev->vdev), | |
| d2623129 | 43 | "guest-stats"); |
| dcfd8286 TH |
44 | object_property_add_alias(obj, "guest-stats-polling-interval", |
| 45 | OBJECT(&dev->vdev), | |
| d2623129 | 46 | "guest-stats-polling-interval"); |
| dcfd8286 TH |
47 | } |
| 48 | ||
| 49 | static Property virtio_ccw_balloon_properties[] = { | |
| 50 | DEFINE_PROP_BIT("ioeventfd", VirtioCcwDevice, flags, | |
| 51 | VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT, true), | |
| 52 | DEFINE_PROP_UINT32("max_revision", VirtioCcwDevice, max_rev, | |
| 53 | VIRTIO_CCW_MAX_REV), | |
| 54 | DEFINE_PROP_END_OF_LIST(), | |
| 55 | }; | |
| 56 | ||
| 57 | static void virtio_ccw_balloon_class_init(ObjectClass *klass, void *data) | |
| 58 | { | |
| 59 | DeviceClass *dc = DEVICE_CLASS(klass); | |
| 60 | VirtIOCCWDeviceClass *k = VIRTIO_CCW_DEVICE_CLASS(klass); | |
| 61 | ||
| 62 | k->realize = virtio_ccw_balloon_realize; | |
| 4f67d30b | 63 | device_class_set_props(dc, virtio_ccw_balloon_properties); |
| dcfd8286 TH |
64 | set_bit(DEVICE_CATEGORY_MISC, dc->categories); |
| 65 | } | |
| 66 | ||
| 67 | static const TypeInfo virtio_ccw_balloon = { | |
| 68 | .name = TYPE_VIRTIO_BALLOON_CCW, | |
| 69 | .parent = TYPE_VIRTIO_CCW_DEVICE, | |
| 70 | .instance_size = sizeof(VirtIOBalloonCcw), | |
| 71 | .instance_init = virtio_ccw_balloon_instance_init, | |
| 72 | .class_init = virtio_ccw_balloon_class_init, | |
| 73 | }; | |
| 74 | ||
| 75 | static void virtio_ccw_balloon_register(void) | |
| 76 | { | |
| 77 | type_register_static(&virtio_ccw_balloon); | |
| 78 | } | |
| 79 | ||
| 80 | type_init(virtio_ccw_balloon_register) |