--- /dev/null
+/******************************************************************************
+ *
+ * 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, BIT7, 0);
+ phy_set_bb_reg(adapter, ODM_REG_LNA_SWITCH_11N, BIT31, 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|(BIT23|BIT25));
+ /* Pin Settings */
+ phy_set_bb_reg(adapter, ODM_REG_PIN_CTRL_11N, BIT9|BIT8, 0);
+ phy_set_bb_reg(adapter, ODM_REG_RX_ANT_CTRL_11N, BIT10, 0);
+ phy_set_bb_reg(adapter, ODM_REG_LNA_SWITCH_11N, BIT22, 1);
+ phy_set_bb_reg(adapter, ODM_REG_LNA_SWITCH_11N, BIT31, 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, BIT7, 1);
+ phy_set_bb_reg(adapter, ODM_REG_CCK_ANTDIV_PARA2_11N, BIT4, 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, BIT7, 0);
+ phy_set_bb_reg(adapter, ODM_REG_RX_ANT_CTRL_11N,
+ BIT5|BIT4|BIT3, 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|(BIT23|BIT25));
+ /* Pin Settings */
+ phy_set_bb_reg(adapter, ODM_REG_PIN_CTRL_11N, BIT9|BIT8, 0);
+ phy_set_bb_reg(adapter, ODM_REG_RX_ANT_CTRL_11N, BIT10, 0);
+ phy_set_bb_reg(adapter, ODM_REG_LNA_SWITCH_11N, BIT22, 0);
+ phy_set_bb_reg(adapter, ODM_REG_LNA_SWITCH_11N, BIT31, 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, BIT7, 1);
+ phy_set_bb_reg(adapter, ODM_REG_CCK_ANTDIV_PARA2_11N, BIT4, 1);
+ /* Tx Settings */
+ phy_set_bb_reg(adapter, ODM_REG_TX_ANT_CTRL_11N, BIT21, 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,
+ BIT10|BIT9|BIT8, 1);
+ phy_set_bb_reg(adapter, ODM_REG_RX_DEFUALT_A_11N,
+ BIT13|BIT12|BIT11, 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|(BIT23|BIT25));
+ value32 = phy_query_bb_reg(adapter, 0x7B4, bMaskDWord);
+ phy_set_bb_reg(adapter, 0x7b4, bMaskDWord, value32|(BIT16|BIT17));
+
+ /* 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, BIT9|BIT8, 0);
+ phy_set_bb_reg(adapter, 0x864, BIT10, 0);
+ phy_set_bb_reg(adapter, 0xb2c, BIT22, 0);
+ phy_set_bb_reg(adapter, 0xb2c, BIT31, 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, BIT10|BIT9|BIT8, 1);
+ phy_set_bb_reg(adapter, 0x858, BIT13|BIT12|BIT11, 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, BIT10|BIT9|BIT8, 0);
+ phy_set_bb_reg(adapter, 0x858, BIT13|BIT12|BIT11, 1);
+ phy_set_bb_reg(adapter, 0x878, BIT16, 0);
+ phy_set_bb_reg(adapter, 0x858, BIT15|BIT14, 2);
+ phy_set_bb_reg(adapter, 0x878, BIT19|BIT18|BIT17, 3);
+ phy_set_bb_reg(adapter, 0x878, BIT22|BIT21|BIT20, 4);
+ phy_set_bb_reg(adapter, 0x878, BIT25|BIT24|BIT23, 5);
+ phy_set_bb_reg(adapter, 0x878, BIT28|BIT27|BIT26, 6);
+ phy_set_bb_reg(adapter, 0x878, BIT31|BIT30|BIT29, 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, BIT21, 1);
+ phy_set_bb_reg(adapter, 0x864, BIT5|BIT4|BIT3, 0);
+ phy_set_bb_reg(adapter, 0x864, BIT8|BIT7|BIT6, 1);
+
+ /* Enter Traing state */
+ phy_set_bb_reg(adapter, 0x864, BIT2|BIT1|BIT0, (AntCombination-1));
+ phy_set_bb_reg(adapter, 0xc50, BIT7, 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,
+ BIT5|BIT4|BIT3, default_ant);
+ phy_set_bb_reg(adapter, ODM_REG_RX_ANT_CTRL_11N,
+ BIT8|BIT7|BIT6, optional_ant);
+ phy_set_bb_reg(adapter, ODM_REG_ANTSEL_CTRL_11N,
+ BIT14|BIT13|BIT12, default_ant);
+ phy_set_bb_reg(adapter, ODM_REG_RESP_TX_11N,
+ BIT6|BIT7, default_ant);
+ } else if (dm_odm->AntDivType == CGCS_RX_HW_ANTDIV) {
+ phy_set_bb_reg(adapter, ODM_REG_RX_ANT_CTRL_11N,
+ BIT5|BIT4|BIT3, default_ant);
+ phy_set_bb_reg(adapter, ODM_REG_RX_ANT_CTRL_11N,
+ BIT8|BIT7|BIT6, 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&BIT0;
+ dm_fat_tbl->antsel_b[mac_id] = (target_ant&BIT1)>>1;
+ dm_fat_tbl->antsel_c[mac_id] = (target_ant&BIT2)>>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 = (main_rssi > aux_rssi) ?
+ 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 = (main_rssi > aux_rssi) ?
+ aux_rssi : main_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, BIT7, 0);
+ phy_set_bb_reg(adapter, ODM_REG_CCK_ANTDIV_PARA1_11N,
+ BIT15, 0);
+ if (dm_odm->AntDivType == CG_TRX_HW_ANTDIV)
+ phy_set_bb_reg(adapter, ODM_REG_TX_ANT_CTRL_11N,
+ BIT21, 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, BIT7, 1);
+ phy_set_bb_reg(adapter, ODM_REG_CCK_ANTDIV_PARA1_11N,
+ BIT15, 1);
+ if (dm_odm->AntDivType == CG_TRX_HW_ANTDIV)
+ phy_set_bb_reg(adapter, ODM_REG_TX_ANT_CTRL_11N,
+ BIT21, 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);
+}
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