diff options
Diffstat (limited to 'drivers/staging/rtl8723bs/hal/odm_DIG.c')
| -rw-r--r-- | drivers/staging/rtl8723bs/hal/odm_DIG.c | 1221 |
1 files changed, 1221 insertions, 0 deletions
diff --git a/drivers/staging/rtl8723bs/hal/odm_DIG.c b/drivers/staging/rtl8723bs/hal/odm_DIG.c new file mode 100644 index 0000000..ba8e8eb --- /dev/null +++ b/drivers/staging/rtl8723bs/hal/odm_DIG.c @@ -0,0 +1,1221 @@ +/****************************************************************************** + * + * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of version 2 of the GNU General Public License as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + ******************************************************************************/ + +#include "odm_precomp.h" + +#define ADAPTIVITY_VERSION "5.0" + +void odm_NHMCounterStatisticsInit(void *pDM_VOID) +{ + PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID; + + /* PHY parameters initialize for n series */ + rtw_write16(pDM_Odm->Adapter, ODM_REG_NHM_TIMER_11N+2, 0x2710); /* 0x894[31:16]= 0x2710 Time duration for NHM unit: 4us, 0x2710 =40ms */ + /* rtw_write16(pDM_Odm->Adapter, ODM_REG_NHM_TIMER_11N+2, 0x4e20); 0x894[31:16]= 0x4e20 Time duration for NHM unit: 4us, 0x4e20 =80ms */ + rtw_write16(pDM_Odm->Adapter, ODM_REG_NHM_TH9_TH10_11N+2, 0xffff); /* 0x890[31:16]= 0xffff th_9, th_10 */ + /* rtw_write32(pDM_Odm->Adapter, ODM_REG_NHM_TH3_TO_TH0_11N, 0xffffff5c); 0x898 = 0xffffff5c th_3, th_2, th_1, th_0 */ + rtw_write32(pDM_Odm->Adapter, ODM_REG_NHM_TH3_TO_TH0_11N, 0xffffff52); /* 0x898 = 0xffffff52 th_3, th_2, th_1, th_0 */ + rtw_write32(pDM_Odm->Adapter, ODM_REG_NHM_TH7_TO_TH4_11N, 0xffffffff); /* 0x89c = 0xffffffff th_7, th_6, th_5, th_4 */ + PHY_SetBBReg(pDM_Odm->Adapter, ODM_REG_FPGA0_IQK_11N, bMaskByte0, 0xff); /* 0xe28[7:0]= 0xff th_8 */ + PHY_SetBBReg(pDM_Odm->Adapter, ODM_REG_NHM_TH9_TH10_11N, BIT10|BIT9|BIT8, 0x7); /* 0x890[9:8]=3 enable CCX */ + PHY_SetBBReg(pDM_Odm->Adapter, ODM_REG_OFDM_FA_RSTC_11N, BIT7, 0x1); /* 0xc0c[7]= 1 max power among all RX ants */ +} + +void odm_NHMCounterStatistics(void *pDM_VOID) +{ + PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID; + + /* Get NHM report */ + odm_GetNHMCounterStatistics(pDM_Odm); + + /* Reset NHM counter */ + odm_NHMCounterStatisticsReset(pDM_Odm); +} + +void odm_GetNHMCounterStatistics(void *pDM_VOID) +{ + PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID; + u32 value32 = 0; + + value32 = PHY_QueryBBReg(pDM_Odm->Adapter, ODM_REG_NHM_CNT_11N, bMaskDWord); + + pDM_Odm->NHM_cnt_0 = (u8)(value32 & bMaskByte0); +} + +void odm_NHMCounterStatisticsReset(void *pDM_VOID) +{ + PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID; + + PHY_SetBBReg(pDM_Odm->Adapter, ODM_REG_NHM_TH9_TH10_11N, BIT1, 0); + PHY_SetBBReg(pDM_Odm->Adapter, ODM_REG_NHM_TH9_TH10_11N, BIT1, 1); +} + +void odm_NHMBBInit(void *pDM_VOID) +{ + PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID; + + pDM_Odm->adaptivity_flag = 0; + pDM_Odm->tolerance_cnt = 3; + pDM_Odm->NHMLastTxOkcnt = 0; + pDM_Odm->NHMLastRxOkcnt = 0; + pDM_Odm->NHMCurTxOkcnt = 0; + pDM_Odm->NHMCurRxOkcnt = 0; +} + +/* */ +void odm_NHMBB(void *pDM_VOID) +{ + PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID; + /* u8 test_status; */ + /* Pfalse_ALARM_STATISTICS pFalseAlmCnt = &(pDM_Odm->FalseAlmCnt); */ + + pDM_Odm->NHMCurTxOkcnt = + *(pDM_Odm->pNumTxBytesUnicast)-pDM_Odm->NHMLastTxOkcnt; + pDM_Odm->NHMCurRxOkcnt = + *(pDM_Odm->pNumRxBytesUnicast)-pDM_Odm->NHMLastRxOkcnt; + pDM_Odm->NHMLastTxOkcnt = + *(pDM_Odm->pNumTxBytesUnicast); + pDM_Odm->NHMLastRxOkcnt = + *(pDM_Odm->pNumRxBytesUnicast); + ODM_RT_TRACE( + pDM_Odm, + ODM_COMP_DIG, + ODM_DBG_LOUD, + ( + "NHM_cnt_0 =%d, NHMCurTxOkcnt = %llu, NHMCurRxOkcnt = %llu\n", + pDM_Odm->NHM_cnt_0, + pDM_Odm->NHMCurTxOkcnt, + pDM_Odm->NHMCurRxOkcnt + ) + ); + + + if ((pDM_Odm->NHMCurTxOkcnt) + 1 > (u64)(pDM_Odm->NHMCurRxOkcnt<<2) + 1) { /* Tx > 4*Rx possible for adaptivity test */ + if (pDM_Odm->NHM_cnt_0 >= 190 || pDM_Odm->adaptivity_flag == true) { + /* Enable EDCCA since it is possible running Adaptivity testing */ + /* test_status = 1; */ + pDM_Odm->adaptivity_flag = true; + pDM_Odm->tolerance_cnt = 0; + } else { + if (pDM_Odm->tolerance_cnt < 3) + pDM_Odm->tolerance_cnt = pDM_Odm->tolerance_cnt + 1; + else + pDM_Odm->tolerance_cnt = 4; + /* test_status = 5; */ + if (pDM_Odm->tolerance_cnt > 3) { + /* test_status = 3; */ + pDM_Odm->adaptivity_flag = false; + } + } + } else { /* TX<RX */ + if (pDM_Odm->adaptivity_flag == true && pDM_Odm->NHM_cnt_0 <= 200) { + /* test_status = 2; */ + pDM_Odm->tolerance_cnt = 0; + } else { + if (pDM_Odm->tolerance_cnt < 3) + pDM_Odm->tolerance_cnt = pDM_Odm->tolerance_cnt + 1; + else + pDM_Odm->tolerance_cnt = 4; + /* test_status = 5; */ + if (pDM_Odm->tolerance_cnt > 3) { + /* test_status = 4; */ + pDM_Odm->adaptivity_flag = false; + } + } + } + + ODM_RT_TRACE(pDM_Odm, ODM_COMP_DIG, ODM_DBG_LOUD, ("adaptivity_flag = %d\n ", pDM_Odm->adaptivity_flag)); +} + +void odm_SearchPwdBLowerBound(void *pDM_VOID, u8 IGI_target) +{ + PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID; + u32 value32 = 0; + u8 cnt, IGI; + bool bAdjust = true; + s8 TH_L2H_dmc, TH_H2L_dmc; + s8 Diff; + + IGI = 0x50; /* find H2L, L2H lower bound */ + ODM_Write_DIG(pDM_Odm, IGI); + + + Diff = IGI_target-(s8)IGI; + TH_L2H_dmc = pDM_Odm->TH_L2H_ini + Diff; + if (TH_L2H_dmc > 10) + TH_L2H_dmc = 10; + TH_H2L_dmc = TH_L2H_dmc - pDM_Odm->TH_EDCCA_HL_diff; + PHY_SetBBReg(pDM_Odm->Adapter, rOFDM0_ECCAThreshold, bMaskByte0, (u8)TH_L2H_dmc); + PHY_SetBBReg(pDM_Odm->Adapter, rOFDM0_ECCAThreshold, bMaskByte2, (u8)TH_H2L_dmc); + + mdelay(5); + + while (bAdjust) { + for (cnt = 0; cnt < 20; cnt++) { + value32 = PHY_QueryBBReg(pDM_Odm->Adapter, ODM_REG_RPT_11N, bMaskDWord); + + if (value32 & BIT30) + pDM_Odm->txEdcca1 = pDM_Odm->txEdcca1 + 1; + else if (value32 & BIT29) + pDM_Odm->txEdcca1 = pDM_Odm->txEdcca1 + 1; + else + pDM_Odm->txEdcca0 = pDM_Odm->txEdcca0 + 1; + } + /* DbgPrint("txEdcca1 = %d, txEdcca0 = %d\n", pDM_Odm->txEdcca1, pDM_Odm->txEdcca0); */ + + if (pDM_Odm->txEdcca1 > 5) { + IGI = IGI-1; + TH_L2H_dmc = TH_L2H_dmc + 1; + if (TH_L2H_dmc > 10) + TH_L2H_dmc = 10; + TH_H2L_dmc = TH_L2H_dmc - pDM_Odm->TH_EDCCA_HL_diff; + PHY_SetBBReg(pDM_Odm->Adapter, rOFDM0_ECCAThreshold, bMaskByte0, (u8)TH_L2H_dmc); + PHY_SetBBReg(pDM_Odm->Adapter, rOFDM0_ECCAThreshold, bMaskByte2, (u8)TH_H2L_dmc); + + pDM_Odm->TxHangFlg = true; + pDM_Odm->txEdcca1 = 0; + pDM_Odm->txEdcca0 = 0; + + if (TH_L2H_dmc == 10) { + bAdjust = false; + pDM_Odm->TxHangFlg = false; + pDM_Odm->txEdcca1 = 0; + pDM_Odm->txEdcca0 = 0; + pDM_Odm->H2L_lb = TH_H2L_dmc; + pDM_Odm->L2H_lb = TH_L2H_dmc; + pDM_Odm->Adaptivity_IGI_upper = IGI; + } + } else { + bAdjust = false; + pDM_Odm->TxHangFlg = false; + pDM_Odm->txEdcca1 = 0; + pDM_Odm->txEdcca0 = 0; + pDM_Odm->H2L_lb = TH_H2L_dmc; + pDM_Odm->L2H_lb = TH_L2H_dmc; + pDM_Odm->Adaptivity_IGI_upper = IGI; + } + } + + ODM_RT_TRACE(pDM_Odm, ODM_COMP_DIG, ODM_DBG_LOUD, ("IGI = 0x%x, H2L_lb = 0x%x, L2H_lb = 0x%x\n", IGI, pDM_Odm->H2L_lb, pDM_Odm->L2H_lb)); +} + +void odm_AdaptivityInit(void *pDM_VOID) +{ + PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID; + + if (pDM_Odm->Carrier_Sense_enable == false) + pDM_Odm->TH_L2H_ini = 0xf7; /* -7 */ + else + pDM_Odm->TH_L2H_ini = 0xa; + + pDM_Odm->AdapEn_RSSI = 20; + pDM_Odm->TH_EDCCA_HL_diff = 7; + + pDM_Odm->IGI_Base = 0x32; + pDM_Odm->IGI_target = 0x1c; + pDM_Odm->ForceEDCCA = 0; + pDM_Odm->NHM_disable = false; + pDM_Odm->TxHangFlg = true; + pDM_Odm->txEdcca0 = 0; + pDM_Odm->txEdcca1 = 0; + pDM_Odm->H2L_lb = 0; + pDM_Odm->L2H_lb = 0; + pDM_Odm->Adaptivity_IGI_upper = 0; + odm_NHMBBInit(pDM_Odm); + + PHY_SetBBReg(pDM_Odm->Adapter, REG_RD_CTRL, BIT11, 1); /* stop counting if EDCCA is asserted */ +} + + +void odm_Adaptivity(void *pDM_VOID, u8 IGI) +{ + PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID; + s8 TH_L2H_dmc, TH_H2L_dmc; + s8 Diff, IGI_target; + bool EDCCA_State = false; + + if (!(pDM_Odm->SupportAbility & ODM_BB_ADAPTIVITY)) { + ODM_RT_TRACE(pDM_Odm, ODM_COMP_DIG, ODM_DBG_LOUD, ("Go to odm_DynamicEDCCA()\n")); + return; + } + ODM_RT_TRACE(pDM_Odm, ODM_COMP_DIG, ODM_DBG_LOUD, ("odm_Adaptivity() =====>\n")); + ODM_RT_TRACE(pDM_Odm, ODM_COMP_DIG, ODM_DBG_LOUD, ("ForceEDCCA =%d, IGI_Base = 0x%x, TH_L2H_ini = %d, TH_EDCCA_HL_diff = %d, AdapEn_RSSI = %d\n", + pDM_Odm->ForceEDCCA, pDM_Odm->IGI_Base, pDM_Odm->TH_L2H_ini, pDM_Odm->TH_EDCCA_HL_diff, pDM_Odm->AdapEn_RSSI)); + + if (*pDM_Odm->pBandWidth == ODM_BW20M) /* CHANNEL_WIDTH_20 */ + IGI_target = pDM_Odm->IGI_Base; + else if (*pDM_Odm->pBandWidth == ODM_BW40M) + IGI_target = pDM_Odm->IGI_Base + 2; + else if (*pDM_Odm->pBandWidth == ODM_BW80M) + IGI_target = pDM_Odm->IGI_Base + 2; + else + IGI_target = pDM_Odm->IGI_Base; + pDM_Odm->IGI_target = (u8) IGI_target; + + /* Search pwdB lower bound */ + if (pDM_Odm->TxHangFlg == true) { + PHY_SetBBReg(pDM_Odm->Adapter, ODM_REG_DBG_RPT_11N, bMaskDWord, 0x208); + odm_SearchPwdBLowerBound(pDM_Odm, pDM_Odm->IGI_target); + } + + if ((!pDM_Odm->bLinked) || (*pDM_Odm->pChannel > 149)) { /* Band4 doesn't need adaptivity */ + PHY_SetBBReg(pDM_Odm->Adapter, rOFDM0_ECCAThreshold, bMaskByte0, 0x7f); + PHY_SetBBReg(pDM_Odm->Adapter, rOFDM0_ECCAThreshold, bMaskByte2, 0x7f); + return; + } + + if (!pDM_Odm->ForceEDCCA) { + if (pDM_Odm->RSSI_Min > pDM_Odm->AdapEn_RSSI) + EDCCA_State = 1; + else if (pDM_Odm->RSSI_Min < (pDM_Odm->AdapEn_RSSI - 5)) + EDCCA_State = 0; + } else + EDCCA_State = 1; + + if ( + pDM_Odm->bLinked && + pDM_Odm->Carrier_Sense_enable == false && + pDM_Odm->NHM_disable == false && + pDM_Odm->TxHangFlg == false + ) + odm_NHMBB(pDM_Odm); + + ODM_RT_TRACE( + pDM_Odm, + ODM_COMP_DIG, + ODM_DBG_LOUD, + ( + "BandWidth =%s, IGI_target = 0x%x, EDCCA_State =%d\n", + (*pDM_Odm->pBandWidth == ODM_BW80M) ? "80M" : + ((*pDM_Odm->pBandWidth == ODM_BW40M) ? "40M" : "20M"), + IGI_target, + EDCCA_State + ) + ); + + if (EDCCA_State == 1) { + Diff = IGI_target-(s8)IGI; + TH_L2H_dmc = pDM_Odm->TH_L2H_ini + Diff; + if (TH_L2H_dmc > 10) + TH_L2H_dmc = 10; + + TH_H2L_dmc = TH_L2H_dmc - pDM_Odm->TH_EDCCA_HL_diff; + + /* replace lower bound to prevent EDCCA always equal */ + if (TH_H2L_dmc < pDM_Odm->H2L_lb) + TH_H2L_dmc = pDM_Odm->H2L_lb; + if (TH_L2H_dmc < pDM_Odm->L2H_lb) + TH_L2H_dmc = pDM_Odm->L2H_lb; + } else { + TH_L2H_dmc = 0x7f; + TH_H2L_dmc = 0x7f; + } + ODM_RT_TRACE(pDM_Odm, ODM_COMP_DIG, ODM_DBG_LOUD, ("IGI = 0x%x, TH_L2H_dmc = %d, TH_H2L_dmc = %d\n", + IGI, TH_L2H_dmc, TH_H2L_dmc)); + PHY_SetBBReg(pDM_Odm->Adapter, rOFDM0_ECCAThreshold, bMaskByte0, (u8)TH_L2H_dmc); + PHY_SetBBReg(pDM_Odm->Adapter, rOFDM0_ECCAThreshold, bMaskByte2, (u8)TH_H2L_dmc); +} + +void ODM_Write_DIG(void *pDM_VOID, u8 CurrentIGI) +{ + PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID; + pDIG_T pDM_DigTable = &pDM_Odm->DM_DigTable; + + if (pDM_DigTable->bStopDIG) { + ODM_RT_TRACE(pDM_Odm, ODM_COMP_DIG, ODM_DBG_LOUD, ("Stop Writing IGI\n")); + return; + } + + ODM_RT_TRACE(pDM_Odm, ODM_COMP_DIG, ODM_DBG_TRACE, ("ODM_REG(IGI_A, pDM_Odm) = 0x%x, ODM_BIT(IGI, pDM_Odm) = 0x%x\n", + ODM_REG(IGI_A, pDM_Odm), ODM_BIT(IGI, pDM_Odm))); + + if (pDM_DigTable->CurIGValue != CurrentIGI) { + /* 1 Check initial gain by upper bound */ + if (!pDM_DigTable->bPSDInProgress) { + if (CurrentIGI > pDM_DigTable->rx_gain_range_max) { + ODM_RT_TRACE(pDM_Odm, ODM_COMP_DIG, ODM_DBG_TRACE, ("CurrentIGI(0x%02x) is larger than upper bound !!\n", pDM_DigTable->rx_gain_range_max)); + CurrentIGI = pDM_DigTable->rx_gain_range_max; + } + + } + + /* 1 Set IGI value */ + PHY_SetBBReg(pDM_Odm->Adapter, ODM_REG(IGI_A, pDM_Odm), ODM_BIT(IGI, pDM_Odm), CurrentIGI); + + if (pDM_Odm->RFType > ODM_1T1R) + PHY_SetBBReg(pDM_Odm->Adapter, ODM_REG(IGI_B, pDM_Odm), ODM_BIT(IGI, pDM_Odm), CurrentIGI); + + pDM_DigTable->CurIGValue = CurrentIGI; + } + + ODM_RT_TRACE(pDM_Odm, ODM_COMP_DIG, ODM_DBG_TRACE, ("CurrentIGI(0x%02x).\n", CurrentIGI)); + +} + +void odm_PauseDIG( + void *pDM_VOID, + ODM_Pause_DIG_TYPE PauseType, + u8 IGIValue +) +{ + PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID; + pDIG_T pDM_DigTable = &pDM_Odm->DM_DigTable; + static bool bPaused = false; + + ODM_RT_TRACE(pDM_Odm, ODM_COMP_DIG, ODM_DBG_LOUD, ("odm_PauseDIG() =========>\n")); + + if ( + (pDM_Odm->SupportAbility & ODM_BB_ADAPTIVITY) && + pDM_Odm->TxHangFlg == true + ) { + ODM_RT_TRACE( + pDM_Odm, + ODM_COMP_DIG, + ODM_DBG_LOUD, + ("odm_PauseDIG(): Dynamic adjust threshold in progress !!\n") + ); + return; + } + + if ( + !bPaused && (!(pDM_Odm->SupportAbility & ODM_BB_DIG) || + !(pDM_Odm->SupportAbility & ODM_BB_FA_CNT)) + ){ + ODM_RT_TRACE( + pDM_Odm, + ODM_COMP_DIG, + ODM_DBG_LOUD, + ("odm_PauseDIG(): Return: SupportAbility ODM_BB_DIG or ODM_BB_FA_CNT is disabled\n") + ); + return; + } + + switch (PauseType) { + /* 1 Pause DIG */ + case ODM_PAUSE_DIG: + /* 2 Disable DIG */ + ODM_CmnInfoUpdate(pDM_Odm, ODM_CMNINFO_ABILITY, pDM_Odm->SupportAbility & (~ODM_BB_DIG)); + ODM_RT_TRACE(pDM_Odm, ODM_COMP_DIG, ODM_DBG_LOUD, ("odm_PauseDIG(): Pause DIG !!\n")); + + /* 2 Backup IGI value */ + if (!bPaused) { + pDM_DigTable->IGIBackup = pDM_DigTable->CurIGValue; + bPaused = true; + } + ODM_RT_TRACE(pDM_Odm, ODM_COMP_DIG, ODM_DBG_LOUD, ("odm_PauseDIG(): Backup IGI = 0x%x\n", pDM_DigTable->IGIBackup)); + + /* 2 Write new IGI value */ + ODM_Write_DIG(pDM_Odm, IGIValue); + ODM_RT_TRACE(pDM_Odm, ODM_COMP_DIG, ODM_DBG_LOUD, ("odm_PauseDIG(): Write new IGI = 0x%x\n", IGIValue)); + break; + + /* 1 Resume DIG */ + case ODM_RESUME_DIG: + if (bPaused) { + /* 2 Write backup IGI value */ + ODM_Write_DIG(pDM_Odm, pDM_DigTable->IGIBackup); + bPaused = false; + ODM_RT_TRACE(pDM_Odm, ODM_COMP_DIG, ODM_DBG_LOUD, ("odm_PauseDIG(): Write original IGI = 0x%x\n", pDM_DigTable->IGIBackup)); + + /* 2 Enable DIG */ + ODM_CmnInfoUpdate(pDM_Odm, ODM_CMNINFO_ABILITY, pDM_Odm->SupportAbility | ODM_BB_DIG); + ODM_RT_TRACE(pDM_Odm, ODM_COMP_DIG, ODM_DBG_LOUD, ("odm_PauseDIG(): Resume DIG !!\n")); + } + break; + + default: + ODM_RT_TRACE(pDM_Odm, ODM_COMP_DIG, ODM_DBG_LOUD, ("odm_PauseDIG(): Wrong type !!\n")); + break; + } +} + +bool odm_DigAbort(void *pDM_VOID) +{ + PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID; + + /* SupportAbility */ + if (!(pDM_Odm->SupportAbility & ODM_BB_FA_CNT)) { + ODM_RT_TRACE(pDM_Odm, ODM_COMP_DIG, ODM_DBG_LOUD, ("odm_DIG(): Return: SupportAbility ODM_BB_FA_CNT is disabled\n")); + return true; + } + + /* SupportAbility */ + if (!(pDM_Odm->SupportAbility & ODM_BB_DIG)) { + ODM_RT_TRACE(pDM_Odm, ODM_COMP_DIG, ODM_DBG_LOUD, ("odm_DIG(): Return: SupportAbility ODM_BB_DIG is disabled\n")); + return true; + } + + /* ScanInProcess */ + if (*(pDM_Odm->pbScanInProcess)) { + ODM_RT_TRACE(pDM_Odm, ODM_COMP_DIG, ODM_DBG_LOUD, ("odm_DIG(): Return: In Scan Progress\n")); + return true; + } + + /* add by Neil Chen to avoid PSD is processing */ + if (pDM_Odm->bDMInitialGainEnable == false) { + ODM_RT_TRACE(pDM_Odm, ODM_COMP_DIG, ODM_DBG_LOUD, ("odm_DIG(): Return: PSD is Processing\n")); + return true; + } + + return false; +} + +void odm_DIGInit(void *pDM_VOID) +{ + PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID; + pDIG_T pDM_DigTable = &pDM_Odm->DM_DigTable; + + pDM_DigTable->bStopDIG = false; + pDM_DigTable->bPSDInProgress = false; + pDM_DigTable->CurIGValue = (u8) PHY_QueryBBReg(pDM_Odm->Adapter, ODM_REG(IGI_A, pDM_Odm), ODM_BIT(IGI, pDM_Odm)); + pDM_DigTable->RssiLowThresh = DM_DIG_THRESH_LOW; + pDM_DigTable->RssiHighThresh = DM_DIG_THRESH_HIGH; + pDM_DigTable->FALowThresh = DMfalseALARM_THRESH_LOW; + pDM_DigTable->FAHighThresh = DMfalseALARM_THRESH_HIGH; + pDM_DigTable->BackoffVal = DM_DIG_BACKOFF_DEFAULT; + pDM_DigTable->BackoffVal_range_max = DM_DIG_BACKOFF_MAX; + pDM_DigTable->BackoffVal_range_min = DM_DIG_BACKOFF_MIN; + pDM_DigTable->PreCCK_CCAThres = 0xFF; + pDM_DigTable->CurCCK_CCAThres = 0x83; + pDM_DigTable->ForbiddenIGI = DM_DIG_MIN_NIC; + pDM_DigTable->LargeFAHit = 0; + pDM_DigTable->Recover_cnt = 0; + pDM_DigTable->bMediaConnect_0 = false; + pDM_DigTable->bMediaConnect_1 = false; + + /* To Initialize pDM_Odm->bDMInitialGainEnable == false to avoid DIG error */ + pDM_Odm->bDMInitialGainEnable = true; + + pDM_DigTable->DIG_Dynamic_MIN_0 = DM_DIG_MIN_NIC; + pDM_DigTable->DIG_Dynamic_MIN_1 = DM_DIG_MIN_NIC; + + /* To Initi BT30 IGI */ + pDM_DigTable->BT30_CurIGI = 0x32; + + if (pDM_Odm->BoardType & (ODM_BOARD_EXT_PA|ODM_BOARD_EXT_LNA)) { + pDM_DigTable->rx_gain_range_max = DM_DIG_MAX_NIC; + pDM_DigTable->rx_gain_range_min = DM_DIG_MIN_NIC; + } else { + pDM_DigTable->rx_gain_range_max = DM_DIG_MAX_NIC; + pDM_DigTable->rx_gain_range_min = DM_DIG_MIN_NIC; + } + +} + + +void odm_DIG(void *pDM_VOID) +{ + PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID; + + /* Common parameters */ + pDIG_T pDM_DigTable = &pDM_Odm->DM_DigTable; + Pfalse_ALARM_STATISTICS pFalseAlmCnt = &pDM_Odm->FalseAlmCnt; + bool FirstConnect, FirstDisConnect; + u8 DIG_MaxOfMin, DIG_Dynamic_MIN; + u8 dm_dig_max, dm_dig_min; + u8 CurrentIGI = pDM_DigTable->CurIGValue; + u8 offset; + u32 dm_FA_thres[3]; + u8 Adap_IGI_Upper = 0; + u32 TxTp = 0, RxTp = 0; + bool bDFSBand = false; + bool bPerformance = true, bFirstTpTarget = false, bFirstCoverage = false; + + if (odm_DigAbort(pDM_Odm) == true) + return; + + ODM_RT_TRACE(pDM_Odm, ODM_COMP_DIG, ODM_DBG_LOUD, ("odm_DIG() ===========================>\n\n")); + + if (pDM_Odm->adaptivity_flag == true) + Adap_IGI_Upper = pDM_Odm->Adaptivity_IGI_upper; + + + /* 1 Update status */ + DIG_Dynamic_MIN = pDM_DigTable->DIG_Dynamic_MIN_0; + FirstConnect = (pDM_Odm->bLinked) && (pDM_DigTable->bMediaConnect_0 == false); + FirstDisConnect = (!pDM_Odm->bLinked) && (pDM_DigTable->bMediaConnect_0 == true); + + /* 1 Boundary Decision */ + /* 2 For WIN\CE */ + dm_dig_max = 0x5A; + dm_dig_min = DM_DIG_MIN_NIC; + DIG_MaxOfMin = DM_DIG_MAX_AP; + + ODM_RT_TRACE(pDM_Odm, ODM_COMP_DIG, ODM_DBG_LOUD, ("odm_DIG(): Absolutly upper bound = 0x%x, lower bound = 0x%x\n", dm_dig_max, dm_dig_min)); + + /* 1 Adjust boundary by RSSI */ + if (pDM_Odm->bLinked && bPerformance) { + /* 2 Modify DIG upper bound */ + /* 4 Modify DIG upper bound for 92E, 8723A\B, 8821 & 8812 BT */ + if (pDM_Odm->bBtLimitedDig == 1) { + offset = 10; + ODM_RT_TRACE(pDM_Odm, ODM_COMP_DIG, ODM_DBG_LOUD, ("odm_DIG(): Coex. case: Force upper bound to RSSI + %d !!!!!!\n", offset)); + } else + offset = 15; + + if ((pDM_Odm->RSSI_Min + offset) > dm_dig_max) + pDM_DigTable->rx_gain_range_max = dm_dig_max; + else if ((pDM_Odm->RSSI_Min + offset) < dm_dig_min) + pDM_DigTable->rx_gain_range_max = dm_dig_min; + else + pDM_DigTable->rx_gain_range_max = pDM_Odm->RSSI_Min + offset; + + /* 2 Modify DIG lower bound */ + /* if (pDM_Odm->bOneEntryOnly) */ + { + if (pDM_Odm->RSSI_Min < dm_dig_min) + DIG_Dynamic_MIN = dm_dig_min; + else if (pDM_Odm->RSSI_Min > DIG_MaxOfMin) + DIG_Dynamic_MIN = DIG_MaxOfMin; + else + DIG_Dynamic_MIN = pDM_Odm->RSSI_Min; + } + } else { + pDM_DigTable->rx_gain_range_max = dm_dig_max; + DIG_Dynamic_MIN = dm_dig_min; + } + + /* 1 Force Lower Bound for AntDiv */ + if (pDM_Odm->bLinked && !pDM_Odm->bOneEntryOnly) { + if (pDM_Odm->SupportAbility & ODM_BB_ANT_DIV) { + if ( + pDM_Odm->AntDivType == CG_TRX_HW_ANTDIV || + pDM_Odm->AntDivType == CG_TRX_SMART_ANTDIV || + pDM_Odm->AntDivType == S0S1_SW_ANTDIV + ) { + if (pDM_DigTable->AntDiv_RSSI_max > DIG_MaxOfMin) + DIG_Dynamic_MIN = DIG_MaxOfMin; + else + DIG_Dynamic_MIN = (u8) pDM_DigTable->AntDiv_RSSI_max; + ODM_RT_TRACE( + pDM_Odm, + ODM_COMP_ANT_DIV, + ODM_DBG_LOUD, + ( + "odm_DIG(): Antenna diversity case: Force lower bound to 0x%x !!!!!!\n", + DIG_Dynamic_MIN + ) + ); + ODM_RT_TRACE( + pDM_Odm, + ODM_COMP_ANT_DIV, + ODM_DBG_LOUD, + ( + "odm_DIG(): Antenna diversity case: RSSI_max = 0x%x !!!!!!\n", + pDM_DigTable->AntDiv_RSSI_max + ) + ); + } + } + } + ODM_RT_TRACE( + pDM_Odm, + ODM_COMP_DIG, + ODM_DBG_LOUD, + ( + "odm_DIG(): Adjust boundary by RSSI Upper bound = 0x%x, Lower bound = 0x%x\n", + pDM_DigTable->rx_gain_range_max, + DIG_Dynamic_MIN + ) + ); + ODM_RT_TRACE( + pDM_Odm, + ODM_COMP_DIG, + ODM_DBG_LOUD, + ( + "odm_DIG(): Link status: bLinked = %d, RSSI = %d, bFirstConnect = %d, bFirsrDisConnect = %d\n\n", + pDM_Odm->bLinked, + pDM_Odm->RSSI_Min, + FirstConnect, + FirstDisConnect + ) + ); + + /* 1 Modify DIG lower bound, deal with abnormal case */ + /* 2 Abnormal false alarm case */ + if (FirstDisConnect) { + pDM_DigTable->rx_gain_range_min = DIG_Dynamic_MIN; + pDM_DigTable->ForbiddenIGI = DIG_Dynamic_MIN; + } else + pDM_DigTable->rx_gain_range_min = + odm_ForbiddenIGICheck(pDM_Odm, DIG_Dynamic_MIN, CurrentIGI); + + if (pDM_Odm->bLinked && !FirstConnect) { + if ( + (pDM_Odm->PhyDbgInfo.NumQryBeaconPkt < 5) && + pDM_Odm->bsta_state + ) { + pDM_DigTable->rx_gain_range_min = dm_dig_min; + ODM_RT_TRACE( + pDM_Odm, + ODM_COMP_DIG, + ODM_DBG_LOUD, + ( + "odm_DIG(): Abnrormal #beacon (%d) case in STA mode: Force lower bound to 0x%x !!!!!!\n\n", + pDM_Odm->PhyDbgInfo.NumQryBeaconPkt, + pDM_DigTable->rx_gain_range_min + ) + ); + } + } + + /* 2 Abnormal lower bound case */ + if (pDM_DigTable->rx_gain_range_min > pDM_DigTable->rx_gain_range_max) { + pDM_DigTable->rx_gain_range_min = pDM_DigTable->rx_gain_range_max; + ODM_RT_TRACE( + pDM_Odm, + ODM_COMP_DIG, + ODM_DBG_LOUD, + ( + "odm_DIG(): Abnrormal lower bound case: Force lower bound to 0x%x !!!!!!\n\n", + pDM_DigTable->rx_gain_range_min + ) + ); + } + + + /* 1 False alarm threshold decision */ + odm_FAThresholdCheck(pDM_Odm, bDFSBand, bPerformance, RxTp, TxTp, dm_FA_thres); + ODM_RT_TRACE(pDM_Odm, ODM_COMP_DIG, ODM_DBG_LOUD, ("odm_DIG(): False alarm threshold = %d, %d, %d\n\n", dm_FA_thres[0], dm_FA_thres[1], dm_FA_thres[2])); + + /* 1 Adjust initial gain by false alarm */ + if (pDM_Odm->bLinked && bPerformance) { + /* 2 After link */ + ODM_RT_TRACE( + pDM_Odm, + ODM_COMP_DIG, + ODM_DBG_LOUD, + ("odm_DIG(): Adjust IGI after link\n") + ); + + if (bFirstTpTarget || (FirstConnect && bPerformance)) { + pDM_DigTable->LargeFAHit = 0; + + if (pDM_Odm->RSSI_Min < DIG_MaxOfMin) { + if (CurrentIGI < pDM_Odm->RSSI_Min) + CurrentIGI = pDM_Odm->RSSI_Min; + } else { + if (CurrentIGI < DIG_MaxOfMin) + CurrentIGI = DIG_MaxOfMin; + } + + ODM_RT_TRACE( + pDM_Odm, + ODM_COMP_DIG, + ODM_DBG_LOUD, + ( + "odm_DIG(): First connect case: IGI does on-shot to 0x%x\n", + CurrentIGI + ) + ); + + } else { + if (pFalseAlmCnt->Cnt_all > dm_FA_thres[2]) + CurrentIGI = CurrentIGI + 4; + else if (pFalseAlmCnt->Cnt_all > dm_FA_thres[1]) + CurrentIGI = CurrentIGI + 2; + else if (pFalseAlmCnt->Cnt_all < dm_FA_thres[0]) + CurrentIGI = CurrentIGI - 2; + + if ( + (pDM_Odm->PhyDbgInfo.NumQryBeaconPkt < 5) && + (pFalseAlmCnt->Cnt_all < DM_DIG_FA_TH1) && + (pDM_Odm->bsta_state) + ) { + CurrentIGI = pDM_DigTable->rx_gain_range_min; + ODM_RT_TRACE( + pDM_Odm, + ODM_COMP_DIG, + ODM_DBG_LOUD, + ( + "odm_DIG(): Abnormal #beacon (%d) case: IGI does one-shot to 0x%x\n", + pDM_Odm->PhyDbgInfo.NumQryBeaconPkt, + CurrentIGI + ) + ); + } + } + } else { + /* 2 Before link */ + ODM_RT_TRACE( + pDM_Odm, + ODM_COMP_DIG, + ODM_DBG_LOUD, + ("odm_DIG(): Adjust IGI before link\n") + ); + + if (FirstDisConnect || bFirstCoverage) { + CurrentIGI = dm_dig_min; + ODM_RT_TRACE( + pDM_Odm, + ODM_COMP_DIG, + ODM_DBG_LOUD, + ("odm_DIG(): First disconnect case: IGI does on-shot to lower bound\n") + ); + } else { + if (pFalseAlmCnt->Cnt_all > dm_FA_thres[2]) + CurrentIGI = CurrentIGI + 4; + else if (pFalseAlmCnt->Cnt_all > dm_FA_thres[1]) + CurrentIGI = CurrentIGI + 2; + else if (pFalseAlmCnt->Cnt_all < dm_FA_thres[0]) + CurrentIGI = CurrentIGI - 2; + } + } + + /* 1 Check initial gain by upper/lower bound */ + if (CurrentIGI < pDM_DigTable->rx_gain_range_min) + CurrentIGI = pDM_DigTable->rx_gain_range_min; + + if (CurrentIGI > pDM_DigTable->rx_gain_range_max) + CurrentIGI = pDM_DigTable->rx_gain_range_max; + + ODM_RT_TRACE( + pDM_Odm, + ODM_COMP_DIG, + ODM_DBG_LOUD, + ( + "odm_DIG(): CurIGValue = 0x%x, TotalFA = %d\n\n", + CurrentIGI, + pFalseAlmCnt->Cnt_all + ) + ); + + /* 1 Force upper bound and lower bound for adaptivity */ + if ( + pDM_Odm->SupportAbility & ODM_BB_ADAPTIVITY && + pDM_Odm->adaptivity_flag == true + ) { + if (CurrentIGI > Adap_IGI_Upper) + CurrentIGI = Adap_IGI_Upper; + + if (pDM_Odm->IGI_LowerBound != 0) { + if (CurrentIGI < pDM_Odm->IGI_LowerBound) + CurrentIGI = pDM_Odm->IGI_LowerBound; + } + ODM_RT_TRACE(pDM_Odm, ODM_COMP_DIG, ODM_DBG_LOUD, ("odm_DIG(): Adaptivity case: Force upper bound to 0x%x !!!!!!\n", Adap_IGI_Upper)); + ODM_RT_TRACE(pDM_Odm, ODM_COMP_DIG, ODM_DBG_LOUD, ("odm_DIG(): Adaptivity case: Force lower bound to 0x%x !!!!!!\n\n", pDM_Odm->IGI_LowerBound)); + } + + + /* 1 Update status */ + if (pDM_Odm->bBtHsOperation) { + if (pDM_Odm->bLinked) { + if (pDM_DigTable->BT30_CurIGI > (CurrentIGI)) + ODM_Write_DIG(pDM_Odm, CurrentIGI); + else + ODM_Write_DIG(pDM_Odm, pDM_DigTable->BT30_CurIGI); + + pDM_DigTable->bMediaConnect_0 = pDM_Odm->bLinked; + pDM_DigTable->DIG_Dynamic_MIN_0 = DIG_Dynamic_MIN; + } else { + if (pDM_Odm->bLinkInProcess) + ODM_Write_DIG(pDM_Odm, 0x1c); + else if (pDM_Odm->bBtConnectProcess) + ODM_Write_DIG(pDM_Odm, 0x28); + else + ODM_Write_DIG(pDM_Odm, pDM_DigTable->BT30_CurIGI);/* ODM_Write_DIG(pDM_Odm, pDM_DigTable->CurIGValue); */ + } + } else { /* BT is not using */ + ODM_Write_DIG(pDM_Odm, CurrentIGI);/* ODM_Write_DIG(pDM_Odm, pDM_DigTable->CurIGValue); */ + pDM_DigTable->bMediaConnect_0 = pDM_Odm->bLinked; + pDM_DigTable->DIG_Dynamic_MIN_0 = DIG_Dynamic_MIN; + } +} + +void odm_DIGbyRSSI_LPS(void *pDM_VOID) +{ + PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID; + Pfalse_ALARM_STATISTICS pFalseAlmCnt = &pDM_Odm->FalseAlmCnt; + + u8 RSSI_Lower = DM_DIG_MIN_NIC; /* 0x1E or 0x1C */ + u8 CurrentIGI = pDM_Odm->RSSI_Min; + + CurrentIGI = CurrentIGI+RSSI_OFFSET_DIG; + + ODM_RT_TRACE( + pDM_Odm, + ODM_COMP_DIG, + ODM_DBG_LOUD, + ("odm_DIGbyRSSI_LPS() ==>\n") + ); + + /* Using FW PS mode to make IGI */ + /* Adjust by FA in LPS MODE */ + if (pFalseAlmCnt->Cnt_all > DM_DIG_FA_TH2_LPS) + CurrentIGI = CurrentIGI+4; + else if (pFalseAlmCnt->Cnt_all > DM_DIG_FA_TH1_LPS) + CurrentIGI = CurrentIGI+2; + else if (pFalseAlmCnt->Cnt_all < DM_DIG_FA_TH0_LPS) + CurrentIGI = CurrentIGI-2; + + + /* Lower bound checking */ + + /* RSSI Lower bound check */ + if ((pDM_Odm->RSSI_Min-10) > DM_DIG_MIN_NIC) + RSSI_Lower = pDM_Odm->RSSI_Min-10; + else + RSSI_Lower = DM_DIG_MIN_NIC; + + /* Upper and Lower Bound checking */ + if (CurrentIGI > DM_DIG_MAX_NIC) + CurrentIGI = DM_DIG_MAX_NIC; + else if (CurrentIGI < RSSI_Lower) + CurrentIGI = RSSI_Lower; + + + ODM_RT_TRACE( + pDM_Odm, + ODM_COMP_DIG, + ODM_DBG_LOUD, + ("odm_DIGbyRSSI_LPS(): pFalseAlmCnt->Cnt_all = %d\n", pFalseAlmCnt->Cnt_all) + ); + ODM_RT_TRACE( + pDM_Odm, + ODM_COMP_DIG, + ODM_DBG_LOUD, + ("odm_DIGbyRSSI_LPS(): pDM_Odm->RSSI_Min = %d\n", pDM_Odm->RSSI_Min) + ); + ODM_RT_TRACE( + pDM_Odm, + ODM_COMP_DIG, + ODM_DBG_LOUD, + ("odm_DIGbyRSSI_LPS(): CurrentIGI = 0x%x\n", CurrentIGI) + ); + + ODM_Write_DIG(pDM_Odm, CurrentIGI); + /* ODM_Write_DIG(pDM_Odm, pDM_DigTable->CurIGValue); */ +} + +/* 3 ============================================================ */ +/* 3 FASLE ALARM CHECK */ +/* 3 ============================================================ */ + +void odm_FalseAlarmCounterStatistics(void *pDM_VOID) +{ + PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID; + Pfalse_ALARM_STATISTICS FalseAlmCnt = &(pDM_Odm->FalseAlmCnt); + u32 ret_value; + + if (!(pDM_Odm->SupportAbility & ODM_BB_FA_CNT)) + return; + + /* hold ofdm counter */ + /* hold page C counter */ + PHY_SetBBReg(pDM_Odm->Adapter, ODM_REG_OFDM_FA_HOLDC_11N, BIT31, 1); + /* hold page D counter */ + PHY_SetBBReg(pDM_Odm->Adapter, ODM_REG_OFDM_FA_RSTD_11N, BIT31, 1); + + ret_value = PHY_QueryBBReg( + pDM_Odm->Adapter, ODM_REG_OFDM_FA_TYPE1_11N, bMaskDWord + ); + FalseAlmCnt->Cnt_Fast_Fsync = (ret_value&0xffff); + FalseAlmCnt->Cnt_SB_Search_fail = ((ret_value&0xffff0000)>>16); + + ret_value = PHY_QueryBBReg( + pDM_Odm->Adapter, ODM_REG_OFDM_FA_TYPE2_11N, bMaskDWord + ); + FalseAlmCnt->Cnt_OFDM_CCA = (ret_value&0xffff); + FalseAlmCnt->Cnt_Parity_Fail = ((ret_value&0xffff0000)>>16); + + ret_value = PHY_QueryBBReg( + pDM_Odm->Adapter, ODM_REG_OFDM_FA_TYPE3_11N, bMaskDWord + ); + FalseAlmCnt->Cnt_Rate_Illegal = (ret_value&0xffff); + FalseAlmCnt->Cnt_Crc8_fail = ((ret_value&0xffff0000)>>16); + + ret_value = PHY_QueryBBReg( + pDM_Odm->Adapter, ODM_REG_OFDM_FA_TYPE4_11N, bMaskDWord + ); + FalseAlmCnt->Cnt_Mcs_fail = (ret_value&0xffff); + + FalseAlmCnt->Cnt_Ofdm_fail = + FalseAlmCnt->Cnt_Parity_Fail + + FalseAlmCnt->Cnt_Rate_Illegal + + FalseAlmCnt->Cnt_Crc8_fail + + FalseAlmCnt->Cnt_Mcs_fail + + FalseAlmCnt->Cnt_Fast_Fsync + + FalseAlmCnt->Cnt_SB_Search_fail; + + { + /* hold cck counter */ + PHY_SetBBReg(pDM_Odm->Adapter, ODM_REG_CCK_FA_RST_11N, BIT12, 1); + PHY_SetBBReg(pDM_Odm->Adapter, ODM_REG_CCK_FA_RST_11N, BIT14, 1); + + ret_value = PHY_QueryBBReg( + pDM_Odm->Adapter, ODM_REG_CCK_FA_LSB_11N, bMaskByte0 + ); + FalseAlmCnt->Cnt_Cck_fail = ret_value; + + ret_value = PHY_QueryBBReg( + pDM_Odm->Adapter, ODM_REG_CCK_FA_MSB_11N, bMaskByte3 + ); + FalseAlmCnt->Cnt_Cck_fail += (ret_value&0xff)<<8; + + ret_value = PHY_QueryBBReg( + pDM_Odm->Adapter, ODM_REG_CCK_CCA_CNT_11N, bMaskDWord + ); + FalseAlmCnt->Cnt_CCK_CCA = + ((ret_value&0xFF)<<8) | ((ret_value&0xFF00)>>8); + } + + FalseAlmCnt->Cnt_all = ( + FalseAlmCnt->Cnt_Fast_Fsync + + FalseAlmCnt->Cnt_SB_Search_fail + + FalseAlmCnt->Cnt_Parity_Fail + + FalseAlmCnt->Cnt_Rate_Illegal + + FalseAlmCnt->Cnt_Crc8_fail + + FalseAlmCnt->Cnt_Mcs_fail + + FalseAlmCnt->Cnt_Cck_fail + ); + + FalseAlmCnt->Cnt_CCA_all = + FalseAlmCnt->Cnt_OFDM_CCA + FalseAlmCnt->Cnt_CCK_CCA; + + ODM_RT_TRACE( + pDM_Odm, + ODM_COMP_FA_CNT, + ODM_DBG_LOUD, + ("Enter odm_FalseAlarmCounterStatistics\n") + ); + ODM_RT_TRACE( + pDM_Odm, + ODM_COMP_FA_CNT, + ODM_DBG_LOUD, + ( + "Cnt_Fast_Fsync =%d, Cnt_SB_Search_fail =%d\n", + FalseAlmCnt->Cnt_Fast_Fsync, + FalseAlmCnt->Cnt_SB_Search_fail + ) + ); + ODM_RT_TRACE( + pDM_Odm, + ODM_COMP_FA_CNT, + ODM_DBG_LOUD, + ( + "Cnt_Parity_Fail =%d, Cnt_Rate_Illegal =%d\n", + FalseAlmCnt->Cnt_Parity_Fail, + FalseAlmCnt->Cnt_Rate_Illegal + ) + ); + ODM_RT_TRACE( + pDM_Odm, + ODM_COMP_FA_CNT, + ODM_DBG_LOUD, + ( + "Cnt_Crc8_fail =%d, Cnt_Mcs_fail =%d\n", + FalseAlmCnt->Cnt_Crc8_fail, + FalseAlmCnt->Cnt_Mcs_fail + ) + ); + + ODM_RT_TRACE( + pDM_Odm, + ODM_COMP_FA_CNT, + ODM_DBG_LOUD, + ("Cnt_OFDM_CCA =%d\n", FalseAlmCnt->Cnt_OFDM_CCA) + ); + ODM_RT_TRACE( + pDM_Odm, + ODM_COMP_FA_CNT, + ODM_DBG_LOUD, + ("Cnt_CCK_CCA =%d\n", FalseAlmCnt->Cnt_CCK_CCA) + ); + ODM_RT_TRACE( + pDM_Odm, + ODM_COMP_FA_CNT, + ODM_DBG_LOUD, + ("Cnt_CCA_all =%d\n", FalseAlmCnt->Cnt_CCA_all) + ); + ODM_RT_TRACE( + pDM_Odm, + ODM_COMP_FA_CNT, + ODM_DBG_LOUD, + ("Cnt_Ofdm_fail =%d\n", FalseAlmCnt->Cnt_Ofdm_fail) + ); + ODM_RT_TRACE( + pDM_Odm, + ODM_COMP_FA_CNT, + ODM_DBG_LOUD, + ("Cnt_Cck_fail =%d\n", FalseAlmCnt->Cnt_Cck_fail) + ); + ODM_RT_TRACE( + pDM_Odm, + ODM_COMP_FA_CNT, + ODM_DBG_LOUD, + ("Cnt_Ofdm_fail =%d\n", FalseAlmCnt->Cnt_Ofdm_fail) + ); + ODM_RT_TRACE( + pDM_Odm, + ODM_COMP_FA_CNT, + ODM_DBG_LOUD, + ("Total False Alarm =%d\n", FalseAlmCnt->Cnt_all) + ); +} + + +void odm_FAThresholdCheck( + void *pDM_VOID, + bool bDFSBand, + bool bPerformance, + u32 RxTp, + u32 TxTp, + u32 *dm_FA_thres +) +{ + PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID; + + if (pDM_Odm->bLinked && (bPerformance || bDFSBand)) { + /* For NIC */ + dm_FA_thres[0] = DM_DIG_FA_TH0; + dm_FA_thres[1] = DM_DIG_FA_TH1; + dm_FA_thres[2] = DM_DIG_FA_TH2; + } else { + dm_FA_thres[0] = 2000; + dm_FA_thres[1] = 4000; + dm_FA_thres[2] = 5000; + } + return; +} + +u8 odm_ForbiddenIGICheck(void *pDM_VOID, u8 DIG_Dynamic_MIN, u8 CurrentIGI) +{ + PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID; + pDIG_T pDM_DigTable = &pDM_Odm->DM_DigTable; + Pfalse_ALARM_STATISTICS pFalseAlmCnt = &(pDM_Odm->FalseAlmCnt); + u8 rx_gain_range_min = pDM_DigTable->rx_gain_range_min; + + if (pFalseAlmCnt->Cnt_all > 10000) { + ODM_RT_TRACE(pDM_Odm, ODM_COMP_DIG, ODM_DBG_LOUD, ("odm_DIG(): Abnormally false alarm case.\n")); + + if (pDM_DigTable->LargeFAHit != 3) + pDM_DigTable->LargeFAHit++; + + /* if (pDM_DigTable->ForbiddenIGI < pDM_DigTable->CurIGValue) */ + if (pDM_DigTable->ForbiddenIGI < CurrentIGI) { + pDM_DigTable->ForbiddenIGI = CurrentIGI; + /* pDM_DigTable->ForbiddenIGI = pDM_DigTable->CurIGValue; */ + pDM_DigTable->LargeFAHit = 1; + } + + if (pDM_DigTable->LargeFAHit >= 3) { + if ((pDM_DigTable->ForbiddenIGI + 2) > pDM_DigTable->rx_gain_range_max) + rx_gain_range_min = pDM_DigTable->rx_gain_range_max; + else + rx_gain_range_min = (pDM_DigTable->ForbiddenIGI + 2); + pDM_DigTable->Recover_cnt = 1800; + ODM_RT_TRACE(pDM_Odm, ODM_COMP_DIG, ODM_DBG_LOUD, ("odm_DIG(): Abnormally false alarm case: Recover_cnt = %d\n", pDM_DigTable->Recover_cnt)); + } + } else { + if (pDM_DigTable->Recover_cnt != 0) { + pDM_DigTable->Recover_cnt--; + ODM_RT_TRACE(pDM_Odm, ODM_COMP_DIG, ODM_DBG_LOUD, ("odm_DIG(): Normal Case: Recover_cnt = %d\n", pDM_DigTable->Recover_cnt)); + } else { + if (pDM_DigTable->LargeFAHit < 3) { + if ((pDM_DigTable->ForbiddenIGI - 2) < DIG_Dynamic_MIN) { /* DM_DIG_MIN) */ + pDM_DigTable->ForbiddenIGI = DIG_Dynamic_MIN; /* DM_DIG_MIN; */ + rx_gain_range_min = DIG_Dynamic_MIN; /* DM_DIG_MIN; */ + ODM_RT_TRACE(pDM_Odm, ODM_COMP_DIG, ODM_DBG_LOUD, ("odm_DIG(): Normal Case: At Lower Bound\n")); + } else { + pDM_DigTable->ForbiddenIGI -= 2; + rx_gain_range_min = (pDM_DigTable->ForbiddenIGI + 2); + ODM_RT_TRACE(pDM_Odm, ODM_COMP_DIG, ODM_DBG_LOUD, ("odm_DIG(): Normal Case: Approach Lower Bound\n")); + } + } else + pDM_DigTable->LargeFAHit = 0; + } + } + + return rx_gain_range_min; + +} + +/* 3 ============================================================ */ +/* 3 CCK Packet Detect Threshold */ +/* 3 ============================================================ */ + +void odm_CCKPacketDetectionThresh(void *pDM_VOID) +{ + PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID; + Pfalse_ALARM_STATISTICS FalseAlmCnt = &(pDM_Odm->FalseAlmCnt); + u8 CurCCK_CCAThres; + + + if ( + !(pDM_Odm->SupportAbility & ODM_BB_CCK_PD) || + !(pDM_Odm->SupportAbility & ODM_BB_FA_CNT) + ) { + ODM_RT_TRACE( + pDM_Odm, + ODM_COMP_CCK_PD, + ODM_DBG_LOUD, + ("odm_CCKPacketDetectionThresh() return ==========\n") + ); + return; + } + + if (pDM_Odm->ExtLNA) + return; + + ODM_RT_TRACE( + pDM_Odm, + ODM_COMP_CCK_PD, + ODM_DBG_LOUD, + ("odm_CCKPacketDetectionThresh() ==========>\n") + ); + + if (pDM_Odm->bLinked) { + if (pDM_Odm->RSSI_Min > 25) + CurCCK_CCAThres = 0xcd; + else if ((pDM_Odm->RSSI_Min <= 25) && (pDM_Odm->RSSI_Min > 10)) + CurCCK_CCAThres = 0x83; + else { + if (FalseAlmCnt->Cnt_Cck_fail > 1000) + CurCCK_CCAThres = 0x83; + else + CurCCK_CCAThres = 0x40; + } + } else { + if (FalseAlmCnt->Cnt_Cck_fail > 1000) + CurCCK_CCAThres = 0x83; + else + CurCCK_CCAThres = 0x40; + } + + ODM_Write_CCK_CCA_Thres(pDM_Odm, CurCCK_CCAThres); + + ODM_RT_TRACE( + pDM_Odm, + ODM_COMP_CCK_PD, + ODM_DBG_LOUD, + ( + "odm_CCKPacketDetectionThresh() CurCCK_CCAThres = 0x%x\n", + CurCCK_CCAThres + ) + ); +} + +void ODM_Write_CCK_CCA_Thres(void *pDM_VOID, u8 CurCCK_CCAThres) +{ + PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID; + pDIG_T pDM_DigTable = &pDM_Odm->DM_DigTable; + + /* modify by Guo.Mingzhi 2012-01-03 */ + if (pDM_DigTable->CurCCK_CCAThres != CurCCK_CCAThres) + rtw_write8(pDM_Odm->Adapter, ODM_REG(CCK_CCA, pDM_Odm), CurCCK_CCAThres); + + pDM_DigTable->PreCCK_CCAThres = pDM_DigTable->CurCCK_CCAThres; + pDM_DigTable->CurCCK_CCAThres = CurCCK_CCAThres; +} |
