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Wire up the CCW device for vhost-user-fs. Reviewed-by: Cornelia Huck <cohuck@redhat.com> Signed-off-by: Halil Pasic <pasic@linux.ibm.com> Message-id: 20200901150019.29229-2-mhartmay@linux.ibm.com Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
76 lines
2.2 KiB
C
76 lines
2.2 KiB
C
/*
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* virtio ccw vhost-user-fs implementation
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*
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* Copyright 2020 IBM Corp.
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*
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* This work is licensed under the terms of the GNU GPL, version 2 or (at
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* your option) any later version. See the COPYING file in the top-level
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* directory.
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*/
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#include "qemu/osdep.h"
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#include "hw/qdev-properties.h"
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#include "qapi/error.h"
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#include "hw/virtio/vhost-user-fs.h"
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#include "virtio-ccw.h"
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typedef struct VHostUserFSCcw {
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VirtioCcwDevice parent_obj;
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VHostUserFS vdev;
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} VHostUserFSCcw;
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#define TYPE_VHOST_USER_FS_CCW "vhost-user-fs-ccw"
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#define VHOST_USER_FS_CCW(obj) \
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OBJECT_CHECK(VHostUserFSCcw, (obj), TYPE_VHOST_USER_FS_CCW)
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static Property vhost_user_fs_ccw_properties[] = {
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DEFINE_PROP_BIT("ioeventfd", VirtioCcwDevice, flags,
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VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT, true),
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DEFINE_PROP_UINT32("max_revision", VirtioCcwDevice, max_rev,
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VIRTIO_CCW_MAX_REV),
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DEFINE_PROP_END_OF_LIST(),
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};
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static void vhost_user_fs_ccw_realize(VirtioCcwDevice *ccw_dev, Error **errp)
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{
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VHostUserFSCcw *dev = VHOST_USER_FS_CCW(ccw_dev);
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DeviceState *vdev = DEVICE(&dev->vdev);
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qdev_realize(vdev, BUS(&ccw_dev->bus), errp);
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}
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static void vhost_user_fs_ccw_instance_init(Object *obj)
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{
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VHostUserFSCcw *dev = VHOST_USER_FS_CCW(obj);
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VirtioCcwDevice *ccw_dev = VIRTIO_CCW_DEVICE(obj);
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ccw_dev->force_revision_1 = true;
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virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev),
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TYPE_VHOST_USER_FS);
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}
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static void vhost_user_fs_ccw_class_init(ObjectClass *klass, void *data)
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{
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DeviceClass *dc = DEVICE_CLASS(klass);
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VirtIOCCWDeviceClass *k = VIRTIO_CCW_DEVICE_CLASS(klass);
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k->realize = vhost_user_fs_ccw_realize;
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device_class_set_props(dc, vhost_user_fs_ccw_properties);
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set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
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}
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static const TypeInfo vhost_user_fs_ccw = {
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.name = TYPE_VHOST_USER_FS_CCW,
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.parent = TYPE_VIRTIO_CCW_DEVICE,
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.instance_size = sizeof(VHostUserFSCcw),
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.instance_init = vhost_user_fs_ccw_instance_init,
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.class_init = vhost_user_fs_ccw_class_init,
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};
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static void vhost_user_fs_ccw_register(void)
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{
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type_register_static(&vhost_user_fs_ccw);
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}
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type_init(vhost_user_fs_ccw_register)
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