_fix_phy_param
mvport->_fix_phy_param._fix_phy(mvport);
reg |= mvport->_fix_phy_param.pre_amps;
mvport->_fix_phy_param._fix_phy(mvport);
mvport->_fix_phy_param.pre_amps = pre_amps;
mvport->_fix_phy_param._fix_phy = _fix_phy;
reg |= mvport->_fix_phy_param.pre_amps;
mvport->_fix_phy_param._fix_phy(mvport);
struct _fix_phy_param _fix_phy_param;