F_CALUPDATE
F_CALUPDATE | V_RGMIIIMPPD(2) | V_RGMIIIMPPU(3));
t3_set_reg_field(adapter, A_XGM_RGMII_IMP, F_CALUPDATE, 0);
t3_set_reg_field(adapter, A_XGM_RGMII_IMP, 0, F_CALUPDATE);