svnic_dev_priv
struct snic *snic = svnic_dev_priv(wq->vdev);
struct snic *snic = svnic_dev_priv(vdev);
struct snic *snic = svnic_dev_priv(wq->vdev);
struct snic *snic = svnic_dev_priv(vdev);
struct snic *snic = svnic_dev_priv(vdev);
void *svnic_dev_priv(struct vnic_dev *vdev);