PORT_MIRROR_TX
ksz_port_cfg(dev, port, offset, PORT_MIRROR_TX, true);
ksz_port_cfg(dev, port, offset, PORT_MIRROR_TX, false);
ksz_port_cfg(dev, port, P_MIRROR_CTRL, PORT_MIRROR_TX, true);
ksz_port_cfg(dev, port, P_MIRROR_CTRL, PORT_MIRROR_TX, false);
if ((data & (PORT_MIRROR_RX | PORT_MIRROR_TX))) {
KS8842_PORT_CTRL_2_OFFSET, PORT_MIRROR_TX, set);