UB960_RR_CSI_RX_STS
ub960_rxport_read(priv, nport, UB960_RR_CSI_RX_STS, &v, &ret);
ret = ub960_rxport_read(priv, nport, UB960_RR_CSI_RX_STS, &csi_rx_sts,
ub960_rxport_read(priv, nport, UB960_RR_CSI_RX_STS, &csi_rx_sts, &ret);