dev_to_vdpa
struct vdpa_device *vdev = dev_to_vdpa(d);
struct vdpa_device *vdev = dev_to_vdpa(d);
struct vdpa_device *vdev = dev_to_vdpa(d);
struct vdpa_device *vdev = dev_to_vdpa(dev);
struct vdpa_device *vdev = dev_to_vdpa(dev);
struct vdpa_device *vdev = dev_to_vdpa(dev);
struct vdpa_device *vdpa = dev_to_vdpa(dev);