| // SPDX-License-Identifier: GPL-2.0 |
| /* Copyright(c) 2007 - 2011 Realtek Corporation. */ |
| |
| #include "../include/odm_precomp.h" |
| |
| #define READ_AND_CONFIG READ_AND_CONFIG_MP |
| |
| #define READ_AND_CONFIG_MP(ic, txt) (ODM_ReadAndConfig##txt##ic(dm_odm)) |
| |
| static u8 odm_QueryRxPwrPercentage(s8 AntPower) |
| { |
| if ((AntPower <= -100) || (AntPower >= 20)) |
| return 0; |
| else if (AntPower >= 0) |
| return 100; |
| else |
| return 100 + AntPower; |
| } |
| |
| static s32 odm_SignalScaleMapping(struct odm_dm_struct *dm_odm, s32 CurrSig) |
| { |
| s32 RetSig = 0; |
| |
| if (CurrSig >= 51 && CurrSig <= 100) |
| RetSig = 100; |
| else if (CurrSig >= 41 && CurrSig <= 50) |
| RetSig = 80 + ((CurrSig - 40) * 2); |
| else if (CurrSig >= 31 && CurrSig <= 40) |
| RetSig = 66 + (CurrSig - 30); |
| else if (CurrSig >= 21 && CurrSig <= 30) |
| RetSig = 54 + (CurrSig - 20); |
| else if (CurrSig >= 10 && CurrSig <= 20) |
| RetSig = 42 + (((CurrSig - 10) * 2) / 3); |
| else if (CurrSig >= 5 && CurrSig <= 9) |
| RetSig = 22 + (((CurrSig - 5) * 3) / 2); |
| else if (CurrSig >= 1 && CurrSig <= 4) |
| RetSig = 6 + (((CurrSig - 1) * 3) / 2); |
| else |
| RetSig = CurrSig; |
| |
| return RetSig; |
| } |
| |
| static u8 odm_evm_db_to_percentage(s8 value) |
| { |
| /* -33dB~0dB to 0%~99% */ |
| s8 ret_val = clamp(-value, 0, 33) * 3; |
| |
| if (ret_val == 99) |
| ret_val = 100; |
| |
| return ret_val; |
| } |
| |
| static void odm_RxPhyStatus92CSeries_Parsing(struct odm_dm_struct *dm_odm, |
| struct phy_info *pPhyInfo, |
| u8 *pPhyStatus, |
| struct odm_per_pkt_info *pPktinfo, |
| struct adapter *adapt) |
| { |
| u8 i, Max_spatial_stream; |
| s8 rx_pwr[4], rx_pwr_all = 0; |
| u8 EVM, PWDB_ALL = 0; |
| u8 RSSI, total_rssi = 0; |
| u8 isCCKrate = 0; |
| u8 rf_rx_num = 0; |
| u8 cck_highpwr = 0; |
| u8 LNA_idx, VGA_idx; |
| |
| struct phy_status_rpt *pPhyStaRpt = (struct phy_status_rpt *)pPhyStatus; |
| |
| isCCKrate = ((pPktinfo->Rate >= DESC92C_RATE1M) && (pPktinfo->Rate <= DESC92C_RATE11M)) ? true : false; |
| |
| pPhyInfo->RxMIMOSignalQuality[RF_PATH_A] = -1; |
| pPhyInfo->RxMIMOSignalQuality[RF_PATH_B] = -1; |
| |
| if (isCCKrate) { |
| u8 cck_agc_rpt; |
| |
| dm_odm->PhyDbgInfo.NumQryPhyStatusCCK++; |
| /* (1)Hardware does not provide RSSI for CCK */ |
| /* (2)PWDB, Average PWDB cacluated by hardware (for rate adaptive) */ |
| |
| cck_highpwr = dm_odm->bCckHighPower; |
| |
| cck_agc_rpt = pPhyStaRpt->cck_agc_rpt_ofdm_cfosho_a; |
| |
| /* 2011.11.28 LukeLee: 88E use different LNA & VGA gain table */ |
| /* The RSSI formula should be modified according to the gain table */ |
| /* In 88E, cck_highpwr is always set to 1 */ |
| LNA_idx = ((cck_agc_rpt & 0xE0) >> 5); |
| VGA_idx = (cck_agc_rpt & 0x1F); |
| switch (LNA_idx) { |
| case 7: |
| if (VGA_idx <= 27) |
| rx_pwr_all = -100 + 2 * (27 - VGA_idx); /* VGA_idx = 27~2 */ |
| else |
| rx_pwr_all = -100; |
| break; |
| case 6: |
| rx_pwr_all = -48 + 2 * (2 - VGA_idx); /* VGA_idx = 2~0 */ |
| break; |
| case 5: |
| rx_pwr_all = -42 + 2 * (7 - VGA_idx); /* VGA_idx = 7~5 */ |
| break; |
| case 4: |
| rx_pwr_all = -36 + 2 * (7 - VGA_idx); /* VGA_idx = 7~4 */ |
| break; |
| case 3: |
| rx_pwr_all = -24 + 2 * (7 - VGA_idx); /* VGA_idx = 7~0 */ |
| break; |
| case 2: |
| if (cck_highpwr) |
| rx_pwr_all = -12 + 2 * (5 - VGA_idx); /* VGA_idx = 5~0 */ |
| else |
| rx_pwr_all = -6 + 2 * (5 - VGA_idx); |
| break; |
| case 1: |
| rx_pwr_all = 8 - 2 * VGA_idx; |
| break; |
| case 0: |
| rx_pwr_all = 14 - 2 * VGA_idx; |
| break; |
| default: |
| break; |
| } |
| rx_pwr_all += 6; |
| PWDB_ALL = odm_QueryRxPwrPercentage(rx_pwr_all); |
| if (!cck_highpwr) { |
| if (PWDB_ALL >= 80) |
| PWDB_ALL = ((PWDB_ALL - 80) << 1) + ((PWDB_ALL - 80) >> 1) + 80; |
| else if ((PWDB_ALL <= 78) && (PWDB_ALL >= 20)) |
| PWDB_ALL += 3; |
| if (PWDB_ALL > 100) |
| PWDB_ALL = 100; |
| } |
| |
| pPhyInfo->RxPWDBAll = PWDB_ALL; |
| pPhyInfo->recvpower = rx_pwr_all; |
| /* (3) Get Signal Quality (EVM) */ |
| if (pPktinfo->bPacketMatchBSSID) { |
| u8 SQ, SQ_rpt; |
| |
| if (pPhyInfo->RxPWDBAll > 40) { |
| SQ = 100; |
| } else { |
| SQ_rpt = pPhyStaRpt->cck_sig_qual_ofdm_pwdb_all; |
| |
| if (SQ_rpt > 64) |
| SQ = 0; |
| else if (SQ_rpt < 20) |
| SQ = 100; |
| else |
| SQ = ((64 - SQ_rpt) * 100) / 44; |
| } |
| pPhyInfo->SignalQuality = SQ; |
| pPhyInfo->RxMIMOSignalQuality[RF_PATH_A] = SQ; |
| pPhyInfo->RxMIMOSignalQuality[RF_PATH_B] = -1; |
| } |
| } else { /* is OFDM rate */ |
| dm_odm->PhyDbgInfo.NumQryPhyStatusOFDM++; |
| |
| /* (1)Get RSSI for HT rate */ |
| |
| for (i = RF_PATH_A; i < RF_PATH_MAX; i++) { |
| /* 2008/01/30 MH we will judge RF RX path now. */ |
| if (dm_odm->RFPathRxEnable & BIT(i)) |
| rf_rx_num++; |
| |
| rx_pwr[i] = ((pPhyStaRpt->path_agc[i].gain & 0x3F) * 2) - 110; |
| if (i == RF_PATH_A) |
| adapt->signal_strength = rx_pwr[i]; |
| |
| pPhyInfo->RxPwr[i] = rx_pwr[i]; |
| |
| /* Translate DBM to percentage. */ |
| RSSI = odm_QueryRxPwrPercentage(rx_pwr[i]); |
| total_rssi += RSSI; |
| |
| pPhyInfo->RxMIMOSignalStrength[i] = (u8)RSSI; |
| |
| /* Get Rx snr value in DB */ |
| pPhyInfo->RxSNR[i] = (s32)(pPhyStaRpt->path_rxsnr[i] / 2); |
| dm_odm->PhyDbgInfo.RxSNRdB[i] = (s32)(pPhyStaRpt->path_rxsnr[i] / 2); |
| } |
| /* (2)PWDB, Average PWDB cacluated by hardware (for rate adaptive) */ |
| rx_pwr_all = (((pPhyStaRpt->cck_sig_qual_ofdm_pwdb_all) >> 1) & 0x7f) - 110; |
| |
| PWDB_ALL = odm_QueryRxPwrPercentage(rx_pwr_all); |
| |
| pPhyInfo->RxPWDBAll = PWDB_ALL; |
| pPhyInfo->RxPower = rx_pwr_all; |
| pPhyInfo->recvpower = rx_pwr_all; |
| |
| /* (3)EVM of HT rate */ |
| if (pPktinfo->Rate >= DESC92C_RATEMCS8 && pPktinfo->Rate <= DESC92C_RATEMCS15) |
| Max_spatial_stream = 2; /* both spatial stream make sense */ |
| else |
| Max_spatial_stream = 1; /* only spatial stream 1 makes sense */ |
| |
| for (i = 0; i < Max_spatial_stream; i++) { |
| /* Do not use shift operation like "rx_evmX >>= 1" because the compilor of free build environment */ |
| /* fill most significant bit to "zero" when doing shifting operation which may change a negative */ |
| /* value to positive one, then the dbm value (which is supposed to be negative) is not correct anymore. */ |
| EVM = odm_evm_db_to_percentage((pPhyStaRpt->stream_rxevm[i])); /* dbm */ |
| |
| if (pPktinfo->bPacketMatchBSSID) { |
| if (i == RF_PATH_A) /* Fill value in RFD, Get the first spatial stream only */ |
| pPhyInfo->SignalQuality = (u8)(EVM & 0xff); |
| pPhyInfo->RxMIMOSignalQuality[i] = (u8)(EVM & 0xff); |
| } |
| } |
| } |
| /* UI BSS List signal strength(in percentage), make it good looking, from 0~100. */ |
| /* It is assigned to the BSS List in GetValueFromBeaconOrProbeRsp(). */ |
| if (isCCKrate) { |
| pPhyInfo->SignalStrength = (u8)(odm_SignalScaleMapping(dm_odm, PWDB_ALL));/* PWDB_ALL; */ |
| } else { |
| if (rf_rx_num != 0) |
| pPhyInfo->SignalStrength = (u8)(odm_SignalScaleMapping(dm_odm, total_rssi /= rf_rx_num)); |
| } |
| |
| /* For 88E HW Antenna Diversity */ |
| dm_odm->DM_FatTable.antsel_rx_keep_0 = pPhyStaRpt->ant_sel; |
| dm_odm->DM_FatTable.antsel_rx_keep_1 = pPhyStaRpt->ant_sel_b; |
| dm_odm->DM_FatTable.antsel_rx_keep_2 = pPhyStaRpt->antsel_rx_keep_2; |
| } |
| |
| static void odm_Process_RSSIForDM(struct odm_dm_struct *dm_odm, |
| struct phy_info *pPhyInfo, |
| struct odm_per_pkt_info *pPktinfo) |
| { |
| s32 UndecoratedSmoothedPWDB, UndecoratedSmoothedCCK; |
| s32 UndecoratedSmoothedOFDM, RSSI_Ave; |
| u8 isCCKrate = 0; |
| u8 RSSI_max, RSSI_min, i; |
| u32 OFDM_pkt = 0; |
| u32 Weighting = 0; |
| struct sta_info *pEntry; |
| u8 antsel_tr_mux; |
| struct fast_ant_train *pDM_FatTable = &dm_odm->DM_FatTable; |
| |
| if (pPktinfo->StationID == 0xFF) |
| return; |
| pEntry = dm_odm->pODM_StaInfo[pPktinfo->StationID]; |
| if (!IS_STA_VALID(pEntry)) |
| return; |
| if ((!pPktinfo->bPacketMatchBSSID)) |
| return; |
| |
| isCCKrate = ((pPktinfo->Rate >= DESC92C_RATE1M) && (pPktinfo->Rate <= DESC92C_RATE11M)) ? true : false; |
| |
| /* Smart Antenna Debug Message------------------ */ |
| if (dm_odm->AntDivType == CG_TRX_SMART_ANTDIV) { |
| if (pDM_FatTable->FAT_State == FAT_TRAINING_STATE) { |
| if (pPktinfo->bPacketToSelf) { |
| antsel_tr_mux = (pDM_FatTable->antsel_rx_keep_2 << 2) | |
| (pDM_FatTable->antsel_rx_keep_1 << 1) | |
| pDM_FatTable->antsel_rx_keep_0; |
| pDM_FatTable->antSumRSSI[antsel_tr_mux] += pPhyInfo->RxPWDBAll; |
| pDM_FatTable->antRSSIcnt[antsel_tr_mux]++; |
| } |
| } |
| } else if ((dm_odm->AntDivType == CG_TRX_HW_ANTDIV) || (dm_odm->AntDivType == CGCS_RX_HW_ANTDIV)) { |
| if (pPktinfo->bPacketToSelf || pPktinfo->bPacketBeacon) { |
| antsel_tr_mux = (pDM_FatTable->antsel_rx_keep_2 << 2) | |
| (pDM_FatTable->antsel_rx_keep_1 << 1) | pDM_FatTable->antsel_rx_keep_0; |
| ODM_AntselStatistics_88E(dm_odm, antsel_tr_mux, pPktinfo->StationID, pPhyInfo->RxPWDBAll); |
| } |
| } |
| |
| /* Smart Antenna Debug Message------------------ */ |
| |
| UndecoratedSmoothedCCK = pEntry->rssi_stat.UndecoratedSmoothedCCK; |
| UndecoratedSmoothedOFDM = pEntry->rssi_stat.UndecoratedSmoothedOFDM; |
| UndecoratedSmoothedPWDB = pEntry->rssi_stat.UndecoratedSmoothedPWDB; |
| |
| if (pPktinfo->bPacketToSelf || pPktinfo->bPacketBeacon) { |
| if (!isCCKrate) { /* ofdm rate */ |
| if (pPhyInfo->RxMIMOSignalStrength[RF_PATH_B] == 0) { |
| RSSI_Ave = pPhyInfo->RxMIMOSignalStrength[RF_PATH_A]; |
| } else { |
| if (pPhyInfo->RxMIMOSignalStrength[RF_PATH_A] > pPhyInfo->RxMIMOSignalStrength[RF_PATH_B]) { |
| RSSI_max = pPhyInfo->RxMIMOSignalStrength[RF_PATH_A]; |
| RSSI_min = pPhyInfo->RxMIMOSignalStrength[RF_PATH_B]; |
| } else { |
| RSSI_max = pPhyInfo->RxMIMOSignalStrength[RF_PATH_B]; |
| RSSI_min = pPhyInfo->RxMIMOSignalStrength[RF_PATH_A]; |
| } |
| if ((RSSI_max - RSSI_min) < 3) |
| RSSI_Ave = RSSI_max; |
| else if ((RSSI_max - RSSI_min) < 6) |
| RSSI_Ave = RSSI_max - 1; |
| else if ((RSSI_max - RSSI_min) < 10) |
| RSSI_Ave = RSSI_max - 2; |
| else |
| RSSI_Ave = RSSI_max - 3; |
| } |
| |
| /* 1 Process OFDM RSSI */ |
| if (UndecoratedSmoothedOFDM <= 0) { /* initialize */ |
| UndecoratedSmoothedOFDM = pPhyInfo->RxPWDBAll; |
| } else { |
| if (pPhyInfo->RxPWDBAll > (u32)UndecoratedSmoothedOFDM) { |
| UndecoratedSmoothedOFDM = |
| (((UndecoratedSmoothedOFDM) * (Rx_Smooth_Factor - 1)) + |
| (RSSI_Ave)) / (Rx_Smooth_Factor); |
| UndecoratedSmoothedOFDM = UndecoratedSmoothedOFDM + 1; |
| } else { |
| UndecoratedSmoothedOFDM = |
| (((UndecoratedSmoothedOFDM) * (Rx_Smooth_Factor - 1)) + |
| (RSSI_Ave)) / (Rx_Smooth_Factor); |
| } |
| } |
| |
| pEntry->rssi_stat.PacketMap = (pEntry->rssi_stat.PacketMap << 1) | BIT(0); |
| |
| } else { |
| RSSI_Ave = pPhyInfo->RxPWDBAll; |
| |
| /* 1 Process CCK RSSI */ |
| if (UndecoratedSmoothedCCK <= 0) { /* initialize */ |
| UndecoratedSmoothedCCK = pPhyInfo->RxPWDBAll; |
| } else { |
| if (pPhyInfo->RxPWDBAll > (u32)UndecoratedSmoothedCCK) { |
| UndecoratedSmoothedCCK = |
| ((UndecoratedSmoothedCCK * (Rx_Smooth_Factor - 1)) + |
| pPhyInfo->RxPWDBAll) / Rx_Smooth_Factor; |
| UndecoratedSmoothedCCK = UndecoratedSmoothedCCK + 1; |
| } else { |
| UndecoratedSmoothedCCK = |
| ((UndecoratedSmoothedCCK * (Rx_Smooth_Factor - 1)) + |
| pPhyInfo->RxPWDBAll) / Rx_Smooth_Factor; |
| } |
| } |
| pEntry->rssi_stat.PacketMap = pEntry->rssi_stat.PacketMap << 1; |
| } |
| /* 2011.07.28 LukeLee: modified to prevent unstable CCK RSSI */ |
| if (pEntry->rssi_stat.ValidBit >= 64) |
| pEntry->rssi_stat.ValidBit = 64; |
| else |
| pEntry->rssi_stat.ValidBit++; |
| |
| for (i = 0; i < pEntry->rssi_stat.ValidBit; i++) |
| OFDM_pkt += (u8)(pEntry->rssi_stat.PacketMap >> i) & BIT(0); |
| |
| if (pEntry->rssi_stat.ValidBit == 64) { |
| Weighting = ((OFDM_pkt << 4) > 64) ? 64 : (OFDM_pkt << 4); |
| UndecoratedSmoothedPWDB = (Weighting * UndecoratedSmoothedOFDM + (64 - Weighting) * UndecoratedSmoothedCCK) >> 6; |
| } else { |
| if (pEntry->rssi_stat.ValidBit != 0) |
| UndecoratedSmoothedPWDB = (OFDM_pkt * UndecoratedSmoothedOFDM + |
| (pEntry->rssi_stat.ValidBit - OFDM_pkt) * |
| UndecoratedSmoothedCCK) / pEntry->rssi_stat.ValidBit; |
| else |
| UndecoratedSmoothedPWDB = 0; |
| } |
| pEntry->rssi_stat.UndecoratedSmoothedCCK = UndecoratedSmoothedCCK; |
| pEntry->rssi_stat.UndecoratedSmoothedOFDM = UndecoratedSmoothedOFDM; |
| pEntry->rssi_stat.UndecoratedSmoothedPWDB = UndecoratedSmoothedPWDB; |
| } |
| } |
| |
| /* Endianness before calling this API */ |
| void ODM_PhyStatusQuery(struct odm_dm_struct *dm_odm, |
| struct phy_info *pPhyInfo, |
| u8 *pPhyStatus, |
| struct odm_per_pkt_info *pPktinfo, |
| struct adapter *adapt) |
| { |
| odm_RxPhyStatus92CSeries_Parsing(dm_odm, pPhyInfo, pPhyStatus, |
| pPktinfo, adapt); |
| if (!dm_odm->RSSI_test) |
| odm_Process_RSSIForDM(dm_odm, pPhyInfo, pPktinfo); |
| } |
| |
| enum HAL_STATUS ODM_ConfigRFWithHeaderFile(struct odm_dm_struct *dm_odm, |
| enum rf_radio_path content, |
| enum rf_radio_path rfpath) |
| { |
| if (rfpath == RF_PATH_A) |
| READ_AND_CONFIG(8188E, _RadioA_1T_); |
| |
| return HAL_STATUS_SUCCESS; |
| } |
| |
| enum HAL_STATUS ODM_ConfigBBWithHeaderFile(struct odm_dm_struct *dm_odm, |
| enum odm_bb_config_type config_tp) |
| { |
| if (config_tp == CONFIG_BB_PHY_REG) { |
| READ_AND_CONFIG(8188E, _PHY_REG_1T_); |
| } else if (config_tp == CONFIG_BB_AGC_TAB) { |
| READ_AND_CONFIG(8188E, _AGC_TAB_1T_); |
| } else if (config_tp == CONFIG_BB_PHY_REG_PG) { |
| READ_AND_CONFIG(8188E, _PHY_REG_PG_); |
| } |
| |
| return HAL_STATUS_SUCCESS; |
| } |
| |
| enum HAL_STATUS ODM_ConfigMACWithHeaderFile(struct odm_dm_struct *dm_odm) |
| { |
| u8 result = HAL_STATUS_SUCCESS; |
| result = READ_AND_CONFIG(8188E, _MAC_REG_); |
| return result; |
| } |