/*==============================================================*/
 
-static u8 _rtl92c_query_rxpwrpercentage(s8 antpower)
-{
-       if ((antpower <= -100) || (antpower >= 20))
-               return 0;
-       else if (antpower >= 0)
-               return 100;
-       else
-               return 100 + antpower;
-}
-
 static long _rtl92c_signal_scale_mapping(struct ieee80211_hw *hw,
                long currsig)
 {
                                break;
                        }
                }
-               pwdb_all = _rtl92c_query_rxpwrpercentage(rx_pwr_all);
+               pwdb_all = rtl_query_rxpwrpercentage(rx_pwr_all);
                pstats->rx_pwdb_all = pwdb_all;
                pstats->recvsignalpower = rx_pwr_all;
                if (packet_match_bssid) {
                                rf_rx_num++;
                        rx_pwr[i] =
                            ((p_drvinfo->gain_trsw[i] & 0x3f) * 2) - 110;
-                       rssi = _rtl92c_query_rxpwrpercentage(rx_pwr[i]);
+                       rssi = rtl_query_rxpwrpercentage(rx_pwr[i]);
                        total_rssi += rssi;
                        rtlpriv->stats.rx_snr_db[i] =
                            (long)(p_drvinfo->rxsnr[i] / 2);
                                pstats->rx_mimo_signalstrength[i] = (u8) rssi;
                }
                rx_pwr_all = ((p_drvinfo->pwdb_all >> 1) & 0x7f) - 110;
-               pwdb_all = _rtl92c_query_rxpwrpercentage(rx_pwr_all);
+               pwdb_all = rtl_query_rxpwrpercentage(rx_pwr_all);
                pstats->rx_pwdb_all = pwdb_all;
                pstats->rxpower = rx_pwr_all;
                pstats->recvsignalpower = rx_pwr_all;