diff options
Diffstat (limited to 'drivers/staging/r8188eu/hal/odm_RTL8188E.c')
| -rw-r--r-- | drivers/staging/r8188eu/hal/odm_RTL8188E.c | 337 |
1 files changed, 337 insertions, 0 deletions
diff --git a/drivers/staging/r8188eu/hal/odm_RTL8188E.c b/drivers/staging/r8188eu/hal/odm_RTL8188E.c new file mode 100644 index 000000000000..c64a291f9966 --- /dev/null +++ b/drivers/staging/r8188eu/hal/odm_RTL8188E.c @@ -0,0 +1,337 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Copyright(c) 2007 - 2011 Realtek Corporation. */ + +#include "../include/odm_precomp.h" + +void ODM_DIG_LowerBound_88E(struct odm_dm_struct *dm_odm) +{ + struct rtw_dig *pDM_DigTable = &dm_odm->DM_DigTable; + + if (dm_odm->AntDivType == CG_TRX_HW_ANTDIV) + pDM_DigTable->rx_gain_range_min = (u8)pDM_DigTable->AntDiv_RSSI_max; + /* If only one Entry connected */ +} + +static void odm_RX_HWAntDivInit(struct odm_dm_struct *dm_odm) +{ + u32 value32; + + if (*dm_odm->mp_mode == 1) { + dm_odm->AntDivType = CGCS_RX_SW_ANTDIV; + ODM_SetBBReg(dm_odm, ODM_REG_IGI_A_11N, BIT(7), 0); /* disable HW AntDiv */ + ODM_SetBBReg(dm_odm, ODM_REG_LNA_SWITCH_11N, BIT(31), 1); /* 1:CG, 0:CS */ + return; + } + + /* MAC Setting */ + value32 = ODM_GetMACReg(dm_odm, ODM_REG_ANTSEL_PIN_11N, bMaskDWord); + ODM_SetMACReg(dm_odm, ODM_REG_ANTSEL_PIN_11N, bMaskDWord, value32 | (BIT(23) | BIT(25))); /* Reg4C[25]=1, Reg4C[23]=1 for pin output */ + /* Pin Settings */ + ODM_SetBBReg(dm_odm, ODM_REG_PIN_CTRL_11N, BIT(9) | BIT(8), 0);/* Reg870[8]=1'b0, Reg870[9]=1'b0 antsel antselb by HW */ + ODM_SetBBReg(dm_odm, ODM_REG_RX_ANT_CTRL_11N, BIT(10), 0); /* Reg864[10]=1'b0 antsel2 by HW */ + ODM_SetBBReg(dm_odm, ODM_REG_LNA_SWITCH_11N, BIT(22), 1); /* Regb2c[22]=1'b0 disable CS/CG switch */ + ODM_SetBBReg(dm_odm, ODM_REG_LNA_SWITCH_11N, BIT(31), 1); /* Regb2c[31]=1'b1 output at CG only */ + /* OFDM Settings */ + ODM_SetBBReg(dm_odm, ODM_REG_ANTDIV_PARA1_11N, bMaskDWord, 0x000000a0); + /* CCK Settings */ + ODM_SetBBReg(dm_odm, ODM_REG_BB_PWR_SAV4_11N, BIT(7), 1); /* Fix CCK PHY status report issue */ + ODM_SetBBReg(dm_odm, ODM_REG_CCK_ANTDIV_PARA2_11N, BIT(4), 1); /* CCK complete HW AntDiv within 64 samples */ + ODM_UpdateRxIdleAnt_88E(dm_odm, MAIN_ANT); + ODM_SetBBReg(dm_odm, ODM_REG_ANT_MAPPING1_11N, 0xFFFF, 0x0201); /* antenna mapping table */ +} + +static void odm_TRX_HWAntDivInit(struct odm_dm_struct *dm_odm) +{ + u32 value32; + + if (*dm_odm->mp_mode == 1) { + dm_odm->AntDivType = CGCS_RX_SW_ANTDIV; + ODM_SetBBReg(dm_odm, ODM_REG_IGI_A_11N, BIT(7), 0); /* disable HW AntDiv */ + ODM_SetBBReg(dm_odm, ODM_REG_RX_ANT_CTRL_11N, BIT(5) | BIT(4) | BIT(3), 0); /* Default RX (0/1) */ + return; + } + + /* MAC Setting */ + value32 = ODM_GetMACReg(dm_odm, ODM_REG_ANTSEL_PIN_11N, bMaskDWord); + ODM_SetMACReg(dm_odm, ODM_REG_ANTSEL_PIN_11N, bMaskDWord, value32 | (BIT(23) | BIT(25))); /* Reg4C[25]=1, Reg4C[23]=1 for pin output */ + /* Pin Settings */ + ODM_SetBBReg(dm_odm, ODM_REG_PIN_CTRL_11N, BIT(9) | BIT(8), 0);/* Reg870[8]=1'b0, Reg870[9]=1'b0 antsel antselb by HW */ + ODM_SetBBReg(dm_odm, ODM_REG_RX_ANT_CTRL_11N, BIT(10), 0); /* Reg864[10]=1'b0 antsel2 by HW */ + ODM_SetBBReg(dm_odm, ODM_REG_LNA_SWITCH_11N, BIT(22), 0); /* Regb2c[22]=1'b0 disable CS/CG switch */ + ODM_SetBBReg(dm_odm, ODM_REG_LNA_SWITCH_11N, BIT(31), 1); /* Regb2c[31]=1'b1 output at CG only */ + /* OFDM Settings */ + ODM_SetBBReg(dm_odm, ODM_REG_ANTDIV_PARA1_11N, bMaskDWord, 0x000000a0); + /* CCK Settings */ + ODM_SetBBReg(dm_odm, ODM_REG_BB_PWR_SAV4_11N, BIT(7), 1); /* Fix CCK PHY status report issue */ + ODM_SetBBReg(dm_odm, ODM_REG_CCK_ANTDIV_PARA2_11N, BIT(4), 1); /* CCK complete HW AntDiv within 64 samples */ + /* Tx Settings */ + ODM_SetBBReg(dm_odm, ODM_REG_TX_ANT_CTRL_11N, BIT(21), 0); /* Reg80c[21]=1'b0 from TX Reg */ + ODM_UpdateRxIdleAnt_88E(dm_odm, MAIN_ANT); + + /* antenna mapping table */ + if (!dm_odm->bIsMPChip) { /* testchip */ + ODM_SetBBReg(dm_odm, ODM_REG_RX_DEFUALT_A_11N, BIT(10) | BIT(9) | BIT(8), 1); /* Reg858[10:8]=3'b001 */ + ODM_SetBBReg(dm_odm, ODM_REG_RX_DEFUALT_A_11N, BIT(13) | BIT(12) | BIT(11), 2); /* Reg858[13:11]=3'b010 */ + } else { /* MPchip */ + ODM_SetBBReg(dm_odm, ODM_REG_ANT_MAPPING1_11N, bMaskDWord, 0x0201); /* Reg914=3'b010, Reg915=3'b001 */ + } +} + +static void odm_FastAntTrainingInit(struct odm_dm_struct *dm_odm) +{ + u32 value32, i; + struct fast_ant_train *dm_fat_tbl = &dm_odm->DM_FatTable; + u32 AntCombination = 2; + + if (*dm_odm->mp_mode == 1) + return; + + for (i = 0; i < 6; i++) { + dm_fat_tbl->Bssid[i] = 0; + dm_fat_tbl->antSumRSSI[i] = 0; + dm_fat_tbl->antRSSIcnt[i] = 0; + dm_fat_tbl->antAveRSSI[i] = 0; + } + dm_fat_tbl->TrainIdx = 0; + dm_fat_tbl->FAT_State = FAT_NORMAL_STATE; + + /* MAC Setting */ + value32 = ODM_GetMACReg(dm_odm, 0x4c, bMaskDWord); + ODM_SetMACReg(dm_odm, 0x4c, bMaskDWord, value32 | (BIT(23) | BIT(25))); /* Reg4C[25]=1, Reg4C[23]=1 for pin output */ + value32 = ODM_GetMACReg(dm_odm, 0x7B4, bMaskDWord); + ODM_SetMACReg(dm_odm, 0x7b4, bMaskDWord, value32 | (BIT(16) | BIT(17))); /* Reg7B4[16]=1 enable antenna training, Reg7B4[17]=1 enable A2 match */ + + /* Match MAC ADDR */ + ODM_SetMACReg(dm_odm, 0x7b4, 0xFFFF, 0); + ODM_SetMACReg(dm_odm, 0x7b0, bMaskDWord, 0); + + ODM_SetBBReg(dm_odm, 0x870, BIT(9) | BIT(8), 0);/* Reg870[8]=1'b0, Reg870[9]=1'b0 antsel antselb by HW */ + ODM_SetBBReg(dm_odm, 0x864, BIT(10), 0); /* Reg864[10]=1'b0 antsel2 by HW */ + ODM_SetBBReg(dm_odm, 0xb2c, BIT(22), 0); /* Regb2c[22]=1'b0 disable CS/CG switch */ + ODM_SetBBReg(dm_odm, 0xb2c, BIT(31), 1); /* Regb2c[31]=1'b1 output at CG only */ + ODM_SetBBReg(dm_odm, 0xca4, bMaskDWord, 0x000000a0); + + /* antenna mapping table */ + if (AntCombination == 2) { + if (!dm_odm->bIsMPChip) { /* testchip */ + ODM_SetBBReg(dm_odm, 0x858, BIT(10) | BIT(9) | BIT(8), 1); /* Reg858[10:8]=3'b001 */ + ODM_SetBBReg(dm_odm, 0x858, BIT(13) | BIT(12) | BIT(11), 2); /* Reg858[13:11]=3'b010 */ + } else { /* MPchip */ + ODM_SetBBReg(dm_odm, 0x914, bMaskByte0, 1); + ODM_SetBBReg(dm_odm, 0x914, bMaskByte1, 2); + } + } else if (AntCombination == 7) { + if (!dm_odm->bIsMPChip) { /* testchip */ + ODM_SetBBReg(dm_odm, 0x858, BIT(10) | BIT(9) | BIT(8), 0); /* Reg858[10:8]=3'b000 */ + ODM_SetBBReg(dm_odm, 0x858, BIT(13) | BIT(12) | BIT(11), 1); /* Reg858[13:11]=3'b001 */ + ODM_SetBBReg(dm_odm, 0x878, BIT(16), 0); + ODM_SetBBReg(dm_odm, 0x858, BIT(15) | BIT(14), 2); /* Reg878[0],Reg858[14:15])=3'b010 */ + ODM_SetBBReg(dm_odm, 0x878, BIT(19) | BIT(18) | BIT(17), 3);/* Reg878[3:1]=3b'011 */ + ODM_SetBBReg(dm_odm, 0x878, BIT(22) | BIT(21) | BIT(20), 4);/* Reg878[6:4]=3b'100 */ + ODM_SetBBReg(dm_odm, 0x878, BIT(25) | BIT(24) | BIT(23), 5);/* Reg878[9:7]=3b'101 */ + ODM_SetBBReg(dm_odm, 0x878, BIT(28) | BIT(27) | BIT(26), 6);/* Reg878[12:10]=3b'110 */ + ODM_SetBBReg(dm_odm, 0x878, BIT(31) | BIT(30) | BIT(29), 7);/* Reg878[15:13]=3b'111 */ + } else { /* MPchip */ + ODM_SetBBReg(dm_odm, 0x914, bMaskByte0, 0); + ODM_SetBBReg(dm_odm, 0x914, bMaskByte1, 1); + ODM_SetBBReg(dm_odm, 0x914, bMaskByte2, 2); + ODM_SetBBReg(dm_odm, 0x914, bMaskByte3, 3); + ODM_SetBBReg(dm_odm, 0x918, bMaskByte0, 4); + ODM_SetBBReg(dm_odm, 0x918, bMaskByte1, 5); + ODM_SetBBReg(dm_odm, 0x918, bMaskByte2, 6); + ODM_SetBBReg(dm_odm, 0x918, bMaskByte3, 7); + } + } + + /* Default Ant Setting when no fast training */ + ODM_SetBBReg(dm_odm, 0x80c, BIT(21), 1); /* Reg80c[21]=1'b1 from TX Info */ + ODM_SetBBReg(dm_odm, 0x864, BIT(5) | BIT(4) | BIT(3), 0); /* Default RX */ + ODM_SetBBReg(dm_odm, 0x864, BIT(8) | BIT(7) | BIT(6), 1); /* Optional RX */ + + /* Enter Traing state */ + ODM_SetBBReg(dm_odm, 0x864, BIT(2) | BIT(1) | BIT(0), (AntCombination - 1)); /* Reg864[2:0]=3'd6 ant combination=reg864[2:0]+1 */ + ODM_SetBBReg(dm_odm, 0xc50, BIT(7), 1); /* RegC50[7]=1'b1 enable HW AntDiv */ +} + +void ODM_AntennaDiversityInit_88E(struct odm_dm_struct *dm_odm) +{ + if (dm_odm->SupportICType != ODM_RTL8188E) + return; + + if (dm_odm->AntDivType == CGCS_RX_HW_ANTDIV) + odm_RX_HWAntDivInit(dm_odm); + else if (dm_odm->AntDivType == CG_TRX_HW_ANTDIV) + odm_TRX_HWAntDivInit(dm_odm); + else if (dm_odm->AntDivType == CG_TRX_SMART_ANTDIV) + odm_FastAntTrainingInit(dm_odm); +} + +void ODM_UpdateRxIdleAnt_88E(struct odm_dm_struct *dm_odm, u8 Ant) +{ + struct fast_ant_train *dm_fat_tbl = &dm_odm->DM_FatTable; + u32 DefaultAnt, OptionalAnt; + + if (dm_fat_tbl->RxIdleAnt != Ant) { + if (Ant == MAIN_ANT) { + DefaultAnt = (dm_odm->AntDivType == CG_TRX_HW_ANTDIV) ? MAIN_ANT_CG_TRX : MAIN_ANT_CGCS_RX; + OptionalAnt = (dm_odm->AntDivType == CG_TRX_HW_ANTDIV) ? AUX_ANT_CG_TRX : AUX_ANT_CGCS_RX; + } else { + DefaultAnt = (dm_odm->AntDivType == CG_TRX_HW_ANTDIV) ? AUX_ANT_CG_TRX : AUX_ANT_CGCS_RX; + OptionalAnt = (dm_odm->AntDivType == CG_TRX_HW_ANTDIV) ? MAIN_ANT_CG_TRX : MAIN_ANT_CGCS_RX; + } + + if (dm_odm->AntDivType == CG_TRX_HW_ANTDIV) { + ODM_SetBBReg(dm_odm, ODM_REG_RX_ANT_CTRL_11N, BIT(5) | BIT(4) | BIT(3), DefaultAnt); /* Default RX */ + ODM_SetBBReg(dm_odm, ODM_REG_RX_ANT_CTRL_11N, BIT(8) | BIT(7) | BIT(6), OptionalAnt); /* Optional RX */ + ODM_SetBBReg(dm_odm, ODM_REG_ANTSEL_CTRL_11N, BIT(14) | BIT(13) | BIT(12), DefaultAnt); /* Default TX */ + ODM_SetMACReg(dm_odm, ODM_REG_RESP_TX_11N, BIT(6) | BIT(7), DefaultAnt); /* Resp Tx */ + } else if (dm_odm->AntDivType == CGCS_RX_HW_ANTDIV) { + ODM_SetBBReg(dm_odm, ODM_REG_RX_ANT_CTRL_11N, BIT(5) | BIT(4) | BIT(3), DefaultAnt); /* Default RX */ + ODM_SetBBReg(dm_odm, ODM_REG_RX_ANT_CTRL_11N, BIT(8) | BIT(7) | BIT(6), OptionalAnt); /* Optional RX */ + } + } + dm_fat_tbl->RxIdleAnt = Ant; + if (Ant != MAIN_ANT) + pr_info("RxIdleAnt=AUX_ANT\n"); +} + +static void odm_UpdateTxAnt_88E(struct odm_dm_struct *dm_odm, u8 Ant, u32 MacId) +{ + struct fast_ant_train *dm_fat_tbl = &dm_odm->DM_FatTable; + u8 TargetAnt; + + if (Ant == MAIN_ANT) + TargetAnt = MAIN_ANT_CG_TRX; + else + TargetAnt = AUX_ANT_CG_TRX; + dm_fat_tbl->antsel_a[MacId] = TargetAnt & BIT(0); + dm_fat_tbl->antsel_b[MacId] = (TargetAnt & BIT(1)) >> 1; + dm_fat_tbl->antsel_c[MacId] = (TargetAnt & BIT(2)) >> 2; +} + +void ODM_SetTxAntByTxInfo_88E(struct odm_dm_struct *dm_odm, u8 *pDesc, u8 macId) +{ + struct fast_ant_train *dm_fat_tbl = &dm_odm->DM_FatTable; + + if ((dm_odm->AntDivType == CG_TRX_HW_ANTDIV) || (dm_odm->AntDivType == CG_TRX_SMART_ANTDIV)) { + SET_TX_DESC_ANTSEL_A_88E(pDesc, dm_fat_tbl->antsel_a[macId]); + SET_TX_DESC_ANTSEL_B_88E(pDesc, dm_fat_tbl->antsel_b[macId]); + SET_TX_DESC_ANTSEL_C_88E(pDesc, dm_fat_tbl->antsel_c[macId]); + } +} + +void ODM_AntselStatistics_88E(struct odm_dm_struct *dm_odm, u8 antsel_tr_mux, u32 MacId, u8 RxPWDBAll) +{ + struct fast_ant_train *dm_fat_tbl = &dm_odm->DM_FatTable; + if (dm_odm->AntDivType == CG_TRX_HW_ANTDIV) { + if (antsel_tr_mux == MAIN_ANT_CG_TRX) { + dm_fat_tbl->MainAnt_Sum[MacId] += RxPWDBAll; + dm_fat_tbl->MainAnt_Cnt[MacId]++; + } else { + dm_fat_tbl->AuxAnt_Sum[MacId] += RxPWDBAll; + dm_fat_tbl->AuxAnt_Cnt[MacId]++; + } + } else if (dm_odm->AntDivType == CGCS_RX_HW_ANTDIV) { + if (antsel_tr_mux == MAIN_ANT_CGCS_RX) { + dm_fat_tbl->MainAnt_Sum[MacId] += RxPWDBAll; + dm_fat_tbl->MainAnt_Cnt[MacId]++; + } else { + dm_fat_tbl->AuxAnt_Sum[MacId] += RxPWDBAll; + dm_fat_tbl->AuxAnt_Cnt[MacId]++; + } + } +} + +static void odm_HWAntDiv(struct odm_dm_struct *dm_odm) +{ + u32 i, MinRSSI = 0xFF, AntDivMaxRSSI = 0, MaxRSSI = 0, LocalMinRSSI, LocalMaxRSSI; + u32 Main_RSSI, Aux_RSSI; + u8 RxIdleAnt = 0, TargetAnt = 7; + struct fast_ant_train *dm_fat_tbl = &dm_odm->DM_FatTable; + struct rtw_dig *pDM_DigTable = &dm_odm->DM_DigTable; + struct sta_info *pEntry; + + for (i = 0; i < ODM_ASSOCIATE_ENTRY_NUM; i++) { + pEntry = dm_odm->pODM_StaInfo[i]; + if (IS_STA_VALID(pEntry)) { + /* 2 Caculate RSSI per Antenna */ + Main_RSSI = (dm_fat_tbl->MainAnt_Cnt[i] != 0) ? (dm_fat_tbl->MainAnt_Sum[i] / dm_fat_tbl->MainAnt_Cnt[i]) : 0; + Aux_RSSI = (dm_fat_tbl->AuxAnt_Cnt[i] != 0) ? (dm_fat_tbl->AuxAnt_Sum[i] / dm_fat_tbl->AuxAnt_Cnt[i]) : 0; + TargetAnt = (Main_RSSI >= Aux_RSSI) ? MAIN_ANT : AUX_ANT; + /* 2 Select MaxRSSI for DIG */ + LocalMaxRSSI = (Main_RSSI > Aux_RSSI) ? Main_RSSI : Aux_RSSI; + if ((LocalMaxRSSI > AntDivMaxRSSI) && (LocalMaxRSSI < 40)) + AntDivMaxRSSI = LocalMaxRSSI; + if (LocalMaxRSSI > MaxRSSI) + MaxRSSI = LocalMaxRSSI; + + /* 2 Select RX Idle Antenna */ + if ((dm_fat_tbl->RxIdleAnt == MAIN_ANT) && (Main_RSSI == 0)) + Main_RSSI = Aux_RSSI; + else if ((dm_fat_tbl->RxIdleAnt == AUX_ANT) && (Aux_RSSI == 0)) + Aux_RSSI = Main_RSSI; + + LocalMinRSSI = (Main_RSSI > Aux_RSSI) ? Aux_RSSI : Main_RSSI; + if (LocalMinRSSI < MinRSSI) { + MinRSSI = LocalMinRSSI; + RxIdleAnt = TargetAnt; + } + /* 2 Select TRX Antenna */ + if (dm_odm->AntDivType == CG_TRX_HW_ANTDIV) + odm_UpdateTxAnt_88E(dm_odm, TargetAnt, i); + } + dm_fat_tbl->MainAnt_Sum[i] = 0; + dm_fat_tbl->AuxAnt_Sum[i] = 0; + dm_fat_tbl->MainAnt_Cnt[i] = 0; + dm_fat_tbl->AuxAnt_Cnt[i] = 0; + } + + /* 2 Set RX Idle Antenna */ + ODM_UpdateRxIdleAnt_88E(dm_odm, RxIdleAnt); + + pDM_DigTable->AntDiv_RSSI_max = AntDivMaxRSSI; + pDM_DigTable->RSSI_max = MaxRSSI; +} + +void ODM_AntennaDiversity_88E(struct odm_dm_struct *dm_odm) +{ + struct fast_ant_train *dm_fat_tbl = &dm_odm->DM_FatTable; + if ((dm_odm->SupportICType != ODM_RTL8188E) || (!(dm_odm->SupportAbility & ODM_BB_ANT_DIV))) + return; + if (!dm_odm->bLinked) { + if (dm_fat_tbl->bBecomeLinked) { + ODM_SetBBReg(dm_odm, ODM_REG_IGI_A_11N, BIT(7), 0); /* RegC50[7]=1'b1 enable HW AntDiv */ + ODM_SetBBReg(dm_odm, ODM_REG_CCK_ANTDIV_PARA1_11N, BIT(15), 0); /* Enable CCK AntDiv */ + if (dm_odm->AntDivType == CG_TRX_HW_ANTDIV) + ODM_SetBBReg(dm_odm, ODM_REG_TX_ANT_CTRL_11N, BIT(21), 0); /* Reg80c[21]=1'b0 from TX Reg */ + dm_fat_tbl->bBecomeLinked = dm_odm->bLinked; + } + return; + } else { + if (!dm_fat_tbl->bBecomeLinked) { + /* Because HW AntDiv is disabled before Link, we enable HW AntDiv after link */ + ODM_SetBBReg(dm_odm, ODM_REG_IGI_A_11N, BIT(7), 1); /* RegC50[7]=1'b1 enable HW AntDiv */ + ODM_SetBBReg(dm_odm, ODM_REG_CCK_ANTDIV_PARA1_11N, BIT(15), 1); /* Enable CCK AntDiv */ + if (dm_odm->AntDivType == CG_TRX_HW_ANTDIV) + ODM_SetBBReg(dm_odm, ODM_REG_TX_ANT_CTRL_11N, BIT(21), 1); /* Reg80c[21]=1'b1 from TX Info */ + dm_fat_tbl->bBecomeLinked = dm_odm->bLinked; + } + } + if ((dm_odm->AntDivType == CG_TRX_HW_ANTDIV) || (dm_odm->AntDivType == CGCS_RX_HW_ANTDIV)) + odm_HWAntDiv(dm_odm); +} + +/* 3============================================================ */ +/* 3 Dynamic Primary CCA */ +/* 3============================================================ */ + +void odm_PrimaryCCA_Init(struct odm_dm_struct *dm_odm) +{ + struct dyn_primary_cca *PrimaryCCA = &dm_odm->DM_PriCCA; + + PrimaryCCA->dup_rts_flag = 0; + PrimaryCCA->intf_flag = 0; + PrimaryCCA->intf_type = 0; + PrimaryCCA->monitor_flag = 0; + PrimaryCCA->pri_cca_flag = 0; +} |