DN_RFGAIN
state->CH_Ctrl[1].Ctrl_Num = DN_RFGAIN ;
status += MXL_ControlWrite(fe, DN_RFGAIN, 3);
status += MXL_ControlWrite(fe, DN_RFGAIN, 3);
status += MXL_ControlWrite(fe, DN_RFGAIN, 3);
status += MXL_ControlWrite(fe, DN_RFGAIN, 3);
status += MXL_ControlWrite(fe, DN_RFGAIN, 3);
status += MXL_ControlWrite(fe, DN_RFGAIN, 1);
status += MXL_ControlWrite(fe, DN_RFGAIN, 2);