diff options
Diffstat (limited to 'drivers/staging/r8188eu/hal/odm_HWConfig.c')
-rw-r--r-- | drivers/staging/r8188eu/hal/odm_HWConfig.c | 349 |
1 files changed, 0 insertions, 349 deletions
diff --git a/drivers/staging/r8188eu/hal/odm_HWConfig.c b/drivers/staging/r8188eu/hal/odm_HWConfig.c deleted file mode 100644 index 38f357e8aeda..000000000000 --- a/drivers/staging/r8188eu/hal/odm_HWConfig.c +++ /dev/null @@ -1,349 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* Copyright(c) 2007 - 2011 Realtek Corporation. */ - -#include "../include/drv_types.h" - -static u8 odm_query_rxpwrpercentage(s8 antpower) -{ - if ((antpower <= -100) || (antpower >= 20)) - return 0; - else if (antpower >= 0) - return 100; - else - return 100 + antpower; -} - -static s32 odm_signal_scale_mapping(struct odm_dm_struct *dm_odm, s32 currsig) -{ - s32 retsig; - - 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; - - if (isCCKrate) { - u8 cck_agc_rpt; - - /* (1)Hardware does not provide RSSI for CCK */ - /* (2)PWDB, Average PWDB calculated 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_query_rxpwrpercentage(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; - } - } else { /* is OFDM rate */ - /* (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_query_rxpwrpercentage(rx_pwr[i]); - total_rssi += RSSI; - - pPhyInfo->RxMIMOSignalStrength[i] = (u8)RSSI; - - /* Get Rx snr value in DB */ - dm_odm->PhyDbgInfo.RxSNRdB[i] = (s32)(pPhyStaRpt->path_rxsnr[i] / 2); - } - /* (2)PWDB, Average PWDB calculated by hardware (for rate adaptive) */ - rx_pwr_all = (((pPhyStaRpt->cck_sig_qual_ofdm_pwdb_all) >> 1) & 0x7f) - 110; - - PWDB_ALL = odm_query_rxpwrpercentage(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); - } - } - } - /* 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_signal_scale_mapping(dm_odm, PWDB_ALL));/* PWDB_ALL; */ - } else { - if (rf_rx_num != 0) - pPhyInfo->SignalStrength = (u8)(odm_signal_scale_mapping(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; - - /* Smart Antenna Debug Message------------------ */ - 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); - odm_Process_RSSIForDM(dm_odm, pPhyInfo, pPktinfo); -} |