new file mode 100644
@@ -0,0 +1,75 @@
+/*
+ * virtio ccw vhost-user-fs implementation
+ *
+ * Copyright 2020 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 "qapi/error.h"
+#include "hw/virtio/vhost-user-fs.h"
+#include "virtio-ccw.h"
+
+typedef struct VHostUserFSCcw {
+ VirtioCcwDevice parent_obj;
+ VHostUserFS vdev;
+} VHostUserFSCcw;
+
+#define TYPE_VHOST_USER_FS_CCW "vhost-user-fs-ccw"
+#define VHOST_USER_FS_CCW(obj) \
+ OBJECT_CHECK(VHostUserFSCcw, (obj), TYPE_VHOST_USER_FS_CCW)
+
+
+static Property vhost_user_fs_ccw_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 vhost_user_fs_ccw_realize(VirtioCcwDevice *ccw_dev, Error **errp)
+{
+ VHostUserFSCcw *dev = VHOST_USER_FS_CCW(ccw_dev);
+ DeviceState *vdev = DEVICE(&dev->vdev);
+
+ qdev_realize(vdev, BUS(&ccw_dev->bus), errp);
+}
+
+static void vhost_user_fs_ccw_instance_init(Object *obj)
+{
+ VHostUserFSCcw *dev = VHOST_USER_FS_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_VHOST_USER_FS);
+}
+
+static void vhost_user_fs_ccw_class_init(ObjectClass *klass, void *data)
+{
+ DeviceClass *dc = DEVICE_CLASS(klass);
+ VirtIOCCWDeviceClass *k = VIRTIO_CCW_DEVICE_CLASS(klass);
+
+ k->realize = vhost_user_fs_ccw_realize;
+ device_class_set_props(dc, vhost_user_fs_ccw_properties);
+ set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
+}
+
+static const TypeInfo vhost_user_fs_ccw = {
+ .name = TYPE_VHOST_USER_FS_CCW,
+ .parent = TYPE_VIRTIO_CCW_DEVICE,
+ .instance_size = sizeof(VHostUserFSCcw),
+ .instance_init = vhost_user_fs_ccw_instance_init,
+ .class_init = vhost_user_fs_ccw_class_init,
+};
+
+static void vhost_user_fs_ccw_register(void)
+{
+ type_register_static(&vhost_user_fs_ccw);
+}
+
+type_init(vhost_user_fs_ccw_register)
@@ -41,6 +41,7 @@ virtio_ss.add(when: 'CONFIG_VIRTIO_SCSI', if_true: files('virtio-ccw-scsi.c'))
virtio_ss.add(when: 'CONFIG_VIRTIO_SERIAL', if_true: files('virtio-ccw-serial.c'))
virtio_ss.add(when: ['CONFIG_VIRTIO_9P', 'CONFIG_VIRTFS'], if_true: files('virtio-ccw-blk.c'))
virtio_ss.add(when: 'CONFIG_VHOST_VSOCK', if_true: files('vhost-vsock-ccw.c'))
+virtio_ss.add(when: 'CONFIG_VHOST_USER_FS', if_true: files('vhost-user-fs-ccw.c'))
s390x_ss.add_all(when: 'CONFIG_VIRTIO_CCW', if_true: virtio_ss)
hw_arch += {'s390x': s390x_ss}