/drivers/staging/rtl8188eu/hal/odm_RTL8188E.c
C | 370 lines | 297 code | 34 blank | 39 comment | 84 complexity | 43808803222fb732d58416c138eebf49 MD5 | raw file
- /******************************************************************************
- *
- * 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.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
- *
- *
- ******************************************************************************/
- #include "odm_precomp.h"
- #include "phy.h"
- static void dm_rx_hw_antena_div_init(struct odm_dm_struct *dm_odm)
- {
- struct adapter *adapter = dm_odm->Adapter;
- u32 value32;
- if (*(dm_odm->mp_mode) == 1) {
- dm_odm->AntDivType = CGCS_RX_SW_ANTDIV;
- phy_set_bb_reg(adapter, ODM_REG_IGI_A_11N, BIT(7), 0);
- phy_set_bb_reg(adapter, ODM_REG_LNA_SWITCH_11N, BIT(31), 1);
- return;
- }
- /* MAC Setting */
- value32 = phy_query_bb_reg(adapter, ODM_REG_ANTSEL_PIN_11N, bMaskDWord);
- phy_set_bb_reg(adapter, ODM_REG_ANTSEL_PIN_11N, bMaskDWord,
- value32|(BIT(23) | BIT(25)));
- /* Pin Settings */
- phy_set_bb_reg(adapter, ODM_REG_PIN_CTRL_11N, BIT(9) | BIT(8), 0);
- phy_set_bb_reg(adapter, ODM_REG_RX_ANT_CTRL_11N, BIT(10), 0);
- phy_set_bb_reg(adapter, ODM_REG_LNA_SWITCH_11N, BIT(22), 1);
- phy_set_bb_reg(adapter, ODM_REG_LNA_SWITCH_11N, BIT(31), 1);
- /* OFDM Settings */
- phy_set_bb_reg(adapter, ODM_REG_ANTDIV_PARA1_11N, bMaskDWord,
- 0x000000a0);
- /* CCK Settings */
- phy_set_bb_reg(adapter, ODM_REG_BB_PWR_SAV4_11N, BIT(7), 1);
- phy_set_bb_reg(adapter, ODM_REG_CCK_ANTDIV_PARA2_11N, BIT(4), 1);
- rtl88eu_dm_update_rx_idle_ant(dm_odm, MAIN_ANT);
- phy_set_bb_reg(adapter, ODM_REG_ANT_MAPPING1_11N, 0xFFFF, 0x0201);
- }
- static void dm_trx_hw_antenna_div_init(struct odm_dm_struct *dm_odm)
- {
- struct adapter *adapter = dm_odm->Adapter;
- u32 value32;
- if (*(dm_odm->mp_mode) == 1) {
- dm_odm->AntDivType = CGCS_RX_SW_ANTDIV;
- phy_set_bb_reg(adapter, ODM_REG_IGI_A_11N, BIT(7), 0);
- phy_set_bb_reg(adapter, ODM_REG_RX_ANT_CTRL_11N,
- BIT(5) | BIT(4) | BIT(3), 0);
- return;
- }
- /* MAC Setting */
- value32 = phy_query_bb_reg(adapter, ODM_REG_ANTSEL_PIN_11N, bMaskDWord);
- phy_set_bb_reg(adapter, ODM_REG_ANTSEL_PIN_11N, bMaskDWord,
- value32|(BIT(23) | BIT(25)));
- /* Pin Settings */
- phy_set_bb_reg(adapter, ODM_REG_PIN_CTRL_11N, BIT(9) | BIT(8), 0);
- phy_set_bb_reg(adapter, ODM_REG_RX_ANT_CTRL_11N, BIT(10), 0);
- phy_set_bb_reg(adapter, ODM_REG_LNA_SWITCH_11N, BIT(22), 0);
- phy_set_bb_reg(adapter, ODM_REG_LNA_SWITCH_11N, BIT(31), 1);
- /* OFDM Settings */
- phy_set_bb_reg(adapter, ODM_REG_ANTDIV_PARA1_11N, bMaskDWord,
- 0x000000a0);
- /* CCK Settings */
- phy_set_bb_reg(adapter, ODM_REG_BB_PWR_SAV4_11N, BIT(7), 1);
- phy_set_bb_reg(adapter, ODM_REG_CCK_ANTDIV_PARA2_11N, BIT(4), 1);
- /* Tx Settings */
- phy_set_bb_reg(adapter, ODM_REG_TX_ANT_CTRL_11N, BIT(21), 0);
- rtl88eu_dm_update_rx_idle_ant(dm_odm, MAIN_ANT);
- /* antenna mapping table */
- if (!dm_odm->bIsMPChip) { /* testchip */
- phy_set_bb_reg(adapter, ODM_REG_RX_DEFUALT_A_11N,
- BIT(10) | BIT(9) | BIT(8), 1);
- phy_set_bb_reg(adapter, ODM_REG_RX_DEFUALT_A_11N,
- BIT(13) | BIT(12) | BIT(11), 2);
- } else { /* MPchip */
- phy_set_bb_reg(adapter, ODM_REG_ANT_MAPPING1_11N, bMaskDWord,
- 0x0201);
- }
- }
- static void dm_fast_training_init(struct odm_dm_struct *dm_odm)
- {
- struct adapter *adapter = dm_odm->Adapter;
- 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 = phy_query_bb_reg(adapter, 0x4c, bMaskDWord);
- phy_set_bb_reg(adapter, 0x4c, bMaskDWord, value32|(BIT(23) | BIT(25)));
- value32 = phy_query_bb_reg(adapter, 0x7B4, bMaskDWord);
- phy_set_bb_reg(adapter, 0x7b4, bMaskDWord, value32|(BIT(16) | BIT(17)));
- /* Match MAC ADDR */
- phy_set_bb_reg(adapter, 0x7b4, 0xFFFF, 0);
- phy_set_bb_reg(adapter, 0x7b0, bMaskDWord, 0);
- phy_set_bb_reg(adapter, 0x870, BIT(9) | BIT(8), 0);
- phy_set_bb_reg(adapter, 0x864, BIT(10), 0);
- phy_set_bb_reg(adapter, 0xb2c, BIT(22), 0);
- phy_set_bb_reg(adapter, 0xb2c, BIT(31), 1);
- phy_set_bb_reg(adapter, 0xca4, bMaskDWord, 0x000000a0);
- /* antenna mapping table */
- if (AntCombination == 2) {
- if (!dm_odm->bIsMPChip) { /* testchip */
- phy_set_bb_reg(adapter, 0x858, BIT(10) | BIT(9) | BIT(8), 1);
- phy_set_bb_reg(adapter, 0x858, BIT(13) | BIT(12) | BIT(11), 2);
- } else { /* MPchip */
- phy_set_bb_reg(adapter, 0x914, bMaskByte0, 1);
- phy_set_bb_reg(adapter, 0x914, bMaskByte1, 2);
- }
- } else if (AntCombination == 7) {
- if (!dm_odm->bIsMPChip) { /* testchip */
- phy_set_bb_reg(adapter, 0x858, BIT(10) | BIT(9) | BIT(8), 0);
- phy_set_bb_reg(adapter, 0x858, BIT(13) | BIT(12) | BIT(11), 1);
- phy_set_bb_reg(adapter, 0x878, BIT(16), 0);
- phy_set_bb_reg(adapter, 0x858, BIT(15) | BIT(14), 2);
- phy_set_bb_reg(adapter, 0x878, BIT(19) | BIT(18) | BIT(17), 3);
- phy_set_bb_reg(adapter, 0x878, BIT(22) | BIT(21) | BIT(20), 4);
- phy_set_bb_reg(adapter, 0x878, BIT(25) | BIT(24) | BIT(23), 5);
- phy_set_bb_reg(adapter, 0x878, BIT(28) | BIT(27) | BIT(26), 6);
- phy_set_bb_reg(adapter, 0x878, BIT(31) | BIT(30) | BIT(29), 7);
- } else { /* MPchip */
- phy_set_bb_reg(adapter, 0x914, bMaskByte0, 0);
- phy_set_bb_reg(adapter, 0x914, bMaskByte1, 1);
- phy_set_bb_reg(adapter, 0x914, bMaskByte2, 2);
- phy_set_bb_reg(adapter, 0x914, bMaskByte3, 3);
- phy_set_bb_reg(adapter, 0x918, bMaskByte0, 4);
- phy_set_bb_reg(adapter, 0x918, bMaskByte1, 5);
- phy_set_bb_reg(adapter, 0x918, bMaskByte2, 6);
- phy_set_bb_reg(adapter, 0x918, bMaskByte3, 7);
- }
- }
- /* Default Ant Setting when no fast training */
- phy_set_bb_reg(adapter, 0x80c, BIT(21), 1);
- phy_set_bb_reg(adapter, 0x864, BIT(5) | BIT(4) | BIT(3), 0);
- phy_set_bb_reg(adapter, 0x864, BIT(8) | BIT(7) | BIT(6), 1);
- /* Enter Traing state */
- phy_set_bb_reg(adapter, 0x864, BIT(2) | BIT(1) | BIT(0), (AntCombination-1));
- phy_set_bb_reg(adapter, 0xc50, BIT(7), 1);
- }
- void rtl88eu_dm_antenna_div_init(struct odm_dm_struct *dm_odm)
- {
- if (dm_odm->AntDivType == CGCS_RX_HW_ANTDIV)
- dm_rx_hw_antena_div_init(dm_odm);
- else if (dm_odm->AntDivType == CG_TRX_HW_ANTDIV)
- dm_trx_hw_antenna_div_init(dm_odm);
- else if (dm_odm->AntDivType == CG_TRX_SMART_ANTDIV)
- dm_fast_training_init(dm_odm);
- }
- void rtl88eu_dm_update_rx_idle_ant(struct odm_dm_struct *dm_odm, u8 ant)
- {
- struct fast_ant_train *dm_fat_tbl = &dm_odm->DM_FatTable;
- struct adapter *adapter = dm_odm->Adapter;
- u32 default_ant, optional_ant;
- if (dm_fat_tbl->RxIdleAnt != ant) {
- if (ant == MAIN_ANT) {
- default_ant = (dm_odm->AntDivType == CG_TRX_HW_ANTDIV) ?
- MAIN_ANT_CG_TRX : MAIN_ANT_CGCS_RX;
- optional_ant = (dm_odm->AntDivType == CG_TRX_HW_ANTDIV) ?
- AUX_ANT_CG_TRX : AUX_ANT_CGCS_RX;
- } else {
- default_ant = (dm_odm->AntDivType == CG_TRX_HW_ANTDIV) ?
- AUX_ANT_CG_TRX : AUX_ANT_CGCS_RX;
- optional_ant = (dm_odm->AntDivType == CG_TRX_HW_ANTDIV) ?
- MAIN_ANT_CG_TRX : MAIN_ANT_CGCS_RX;
- }
- if (dm_odm->AntDivType == CG_TRX_HW_ANTDIV) {
- phy_set_bb_reg(adapter, ODM_REG_RX_ANT_CTRL_11N,
- BIT(5) | BIT(4) | BIT(3), default_ant);
- phy_set_bb_reg(adapter, ODM_REG_RX_ANT_CTRL_11N,
- BIT(8) | BIT(7) | BIT(6), optional_ant);
- phy_set_bb_reg(adapter, ODM_REG_ANTSEL_CTRL_11N,
- BIT(14) | BIT(13) | BIT(12), default_ant);
- phy_set_bb_reg(adapter, ODM_REG_RESP_TX_11N,
- BIT(6) | BIT(7), default_ant);
- } else if (dm_odm->AntDivType == CGCS_RX_HW_ANTDIV) {
- phy_set_bb_reg(adapter, ODM_REG_RX_ANT_CTRL_11N,
- BIT(5) | BIT(4) | BIT(3), default_ant);
- phy_set_bb_reg(adapter, ODM_REG_RX_ANT_CTRL_11N,
- BIT(8) | BIT(7) | BIT(6), optional_ant);
- }
- }
- dm_fat_tbl->RxIdleAnt = ant;
- }
- static void update_tx_ant_88eu(struct odm_dm_struct *dm_odm, u8 ant, u32 mac_id)
- {
- struct fast_ant_train *dm_fat_tbl = &dm_odm->DM_FatTable;
- u8 target_ant;
- if (ant == MAIN_ANT)
- target_ant = MAIN_ANT_CG_TRX;
- else
- target_ant = AUX_ANT_CG_TRX;
- dm_fat_tbl->antsel_a[mac_id] = target_ant & BIT(0);
- dm_fat_tbl->antsel_b[mac_id] = (target_ant & BIT(1))>>1;
- dm_fat_tbl->antsel_c[mac_id] = (target_ant & BIT(2))>>2;
- }
- void rtl88eu_dm_set_tx_ant_by_tx_info(struct odm_dm_struct *dm_odm,
- u8 *desc, u8 mac_id)
- {
- 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(desc, dm_fat_tbl->antsel_a[mac_id]);
- SET_TX_DESC_ANTSEL_B_88E(desc, dm_fat_tbl->antsel_b[mac_id]);
- SET_TX_DESC_ANTSEL_C_88E(desc, dm_fat_tbl->antsel_c[mac_id]);
- }
- }
- void rtl88eu_dm_ant_sel_statistics(struct odm_dm_struct *dm_odm,
- u8 antsel_tr_mux, u32 mac_id, u8 rx_pwdb_all)
- {
- 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[mac_id] += rx_pwdb_all;
- dm_fat_tbl->MainAnt_Cnt[mac_id]++;
- } else {
- dm_fat_tbl->AuxAnt_Sum[mac_id] += rx_pwdb_all;
- dm_fat_tbl->AuxAnt_Cnt[mac_id]++;
- }
- } else if (dm_odm->AntDivType == CGCS_RX_HW_ANTDIV) {
- if (antsel_tr_mux == MAIN_ANT_CGCS_RX) {
- dm_fat_tbl->MainAnt_Sum[mac_id] += rx_pwdb_all;
- dm_fat_tbl->MainAnt_Cnt[mac_id]++;
- } else {
- dm_fat_tbl->AuxAnt_Sum[mac_id] += rx_pwdb_all;
- dm_fat_tbl->AuxAnt_Cnt[mac_id]++;
- }
- }
- }
- static void rtl88eu_dm_hw_ant_div(struct odm_dm_struct *dm_odm)
- {
- struct fast_ant_train *dm_fat_tbl = &dm_odm->DM_FatTable;
- struct rtw_dig *dig_table = &dm_odm->DM_DigTable;
- struct sta_info *entry;
- u32 i, min_rssi = 0xFF, ant_div_max_rssi = 0, max_rssi = 0;
- u32 local_min_rssi, local_max_rssi;
- u32 main_rssi, aux_rssi;
- u8 RxIdleAnt = 0, target_ant = 7;
- for (i = 0; i < ODM_ASSOCIATE_ENTRY_NUM; i++) {
- entry = dm_odm->pODM_StaInfo[i];
- if (IS_STA_VALID(entry)) {
- /* 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;
- target_ant = (main_rssi >= aux_rssi) ? MAIN_ANT : AUX_ANT;
- /* 2 Select max_rssi for DIG */
- local_max_rssi = max(main_rssi, aux_rssi);
- if ((local_max_rssi > ant_div_max_rssi) &&
- (local_max_rssi < 40))
- ant_div_max_rssi = local_max_rssi;
- if (local_max_rssi > max_rssi)
- max_rssi = local_max_rssi;
- /* 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;
- local_min_rssi = min(main_rssi, aux_rssi);
- if (local_min_rssi < min_rssi) {
- min_rssi = local_min_rssi;
- RxIdleAnt = target_ant;
- }
- /* 2 Select TRX Antenna */
- if (dm_odm->AntDivType == CG_TRX_HW_ANTDIV)
- update_tx_ant_88eu(dm_odm, target_ant, 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 */
- rtl88eu_dm_update_rx_idle_ant(dm_odm, RxIdleAnt);
- dig_table->AntDiv_RSSI_max = ant_div_max_rssi;
- dig_table->RSSI_max = max_rssi;
- }
- void rtl88eu_dm_antenna_diversity(struct odm_dm_struct *dm_odm)
- {
- struct fast_ant_train *dm_fat_tbl = &dm_odm->DM_FatTable;
- struct adapter *adapter = dm_odm->Adapter;
- if (!(dm_odm->SupportAbility & ODM_BB_ANT_DIV))
- return;
- if (!dm_odm->bLinked) {
- ODM_RT_TRACE(dm_odm, ODM_COMP_ANT_DIV, ODM_DBG_LOUD,
- ("ODM_AntennaDiversity_88E(): No Link.\n"));
- if (dm_fat_tbl->bBecomeLinked) {
- ODM_RT_TRACE(dm_odm, ODM_COMP_ANT_DIV, ODM_DBG_LOUD,
- ("Need to Turn off HW AntDiv\n"));
- phy_set_bb_reg(adapter, ODM_REG_IGI_A_11N, BIT(7), 0);
- phy_set_bb_reg(adapter, ODM_REG_CCK_ANTDIV_PARA1_11N,
- BIT(15), 0);
- if (dm_odm->AntDivType == CG_TRX_HW_ANTDIV)
- phy_set_bb_reg(adapter, ODM_REG_TX_ANT_CTRL_11N,
- BIT(21), 0);
- dm_fat_tbl->bBecomeLinked = dm_odm->bLinked;
- }
- return;
- } else {
- if (!dm_fat_tbl->bBecomeLinked) {
- ODM_RT_TRACE(dm_odm, ODM_COMP_ANT_DIV, ODM_DBG_LOUD,
- ("Need to Turn on HW AntDiv\n"));
- phy_set_bb_reg(adapter, ODM_REG_IGI_A_11N, BIT(7), 1);
- phy_set_bb_reg(adapter, ODM_REG_CCK_ANTDIV_PARA1_11N,
- BIT(15), 1);
- if (dm_odm->AntDivType == CG_TRX_HW_ANTDIV)
- phy_set_bb_reg(adapter, ODM_REG_TX_ANT_CTRL_11N,
- BIT(21), 1);
- dm_fat_tbl->bBecomeLinked = dm_odm->bLinked;
- }
- }
- if ((dm_odm->AntDivType == CG_TRX_HW_ANTDIV) ||
- (dm_odm->AntDivType == CGCS_RX_HW_ANTDIV))
- rtl88eu_dm_hw_ant_div(dm_odm);
- }