/****************************************************************************** * * Copyright(c) 2009-2012 Realtek Corporation. * * 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. * * The full GNU General Public License is included in this distribution in the * file called LICENSE. * * Contact Information: * wlanfae * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park, * Hsinchu 300, Taiwan. * * Larry Finger * *****************************************************************************/ #include "hal_btc.h" #include "../pci.h" #include "phy.h" #include "fw.h" #include "reg.h" #include "def.h" #include "../rtl8723com/phy_common.h" static struct bt_coexist_8723 hal_coex_8723; void rtl8723e_dm_bt_turn_off_bt_coexist_before_enter_lps(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw)); if (!rtlpriv->btcoexist.bt_coexistence) return; if (ppsc->inactiveps) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BT][DM], Before enter IPS, turn off all Coexist DM\n"); rtlpriv->btcoexist.cstate = 0; rtlpriv->btcoexist.previous_state = 0; rtlpriv->btcoexist.cstate_h = 0; rtlpriv->btcoexist.previous_state_h = 0; rtl8723e_btdm_coex_all_off(hw); } } static enum rt_media_status mgnt_link_status_query(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); enum rt_media_status m_status = RT_MEDIA_DISCONNECT; u8 bibss = (mac->opmode == NL80211_IFTYPE_ADHOC) ? 1 : 0; if (bibss || rtlpriv->mac80211.link_state >= MAC80211_LINKED) m_status = RT_MEDIA_CONNECT; return m_status; } void rtl_8723e_bt_wifi_media_status_notify(struct ieee80211_hw *hw, bool mstatus) { struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_phy *rtlphy = &(rtlpriv->phy); u8 h2c_parameter[3] = {0}; u8 chnl; if (!rtlpriv->btcoexist.bt_coexistence) return; if (RT_MEDIA_CONNECT == mstatus) h2c_parameter[0] = 0x1; /* 0: disconnected, 1:connected */ else h2c_parameter[0] = 0x0; if (mgnt_link_status_query(hw)) { chnl = rtlphy->current_channel; h2c_parameter[1] = chnl; } if (rtlphy->current_chan_bw == HT_CHANNEL_WIDTH_20_40) h2c_parameter[2] = 0x30; else h2c_parameter[2] = 0x20; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], FW write 0x19=0x%x\n", h2c_parameter[0]<<16|h2c_parameter[1]<<8|h2c_parameter[2]); rtl8723e_fill_h2c_cmd(hw, 0x19, 3, h2c_parameter); } static bool rtl8723e_dm_bt_is_wifi_busy(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); if (rtlpriv->link_info.busytraffic || rtlpriv->link_info.rx_busy_traffic || rtlpriv->link_info.tx_busy_traffic) return true; else return false; } static void rtl8723e_dm_bt_set_fw_3a(struct ieee80211_hw *hw, u8 byte1, u8 byte2, u8 byte3, u8 byte4, u8 byte5) { struct rtl_priv *rtlpriv = rtl_priv(hw); u8 h2c_parameter[5]; h2c_parameter[0] = byte1; h2c_parameter[1] = byte2; h2c_parameter[2] = byte3; h2c_parameter[3] = byte4; h2c_parameter[4] = byte5; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "[BTCoex], FW write 0x3a(4bytes)=0x%x%8x\n", h2c_parameter[0], h2c_parameter[1]<<24 | h2c_parameter[2]<<16 | h2c_parameter[3]<<8 | h2c_parameter[4]); rtl8723e_fill_h2c_cmd(hw, 0x3a, 5, h2c_parameter); } static bool rtl8723e_dm_bt_need_to_dec_bt_pwr(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); if (mgnt_link_status_query(hw) == RT_MEDIA_CONNECT) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "Need to decrease bt power\n"); rtlpriv->btcoexist.cstate |= BT_COEX_STATE_DEC_BT_POWER; return true; } rtlpriv->btcoexist.cstate &= ~BT_COEX_STATE_DEC_BT_POWER; return false; } static bool rtl8723e_dm_bt_is_same_coexist_state(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); if ((rtlpriv->btcoexist.previous_state == rtlpriv->btcoexist.cstate) && (rtlpriv->btcoexist.previous_state_h == rtlpriv->btcoexist.cstate_h)) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[DM][BT], Coexist state do not chang!!\n"); return true; } else { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[DM][BT], Coexist state changed!!\n"); return false; } } static void rtl8723e_dm_bt_set_coex_table(struct ieee80211_hw *hw, u32 val_0x6c0, u32 val_0x6c8, u32 val_0x6cc) { struct rtl_priv *rtlpriv = rtl_priv(hw); RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "set coex table, set 0x6c0=0x%x\n", val_0x6c0); rtl_write_dword(rtlpriv, 0x6c0, val_0x6c0); RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "set coex table, set 0x6c8=0x%x\n", val_0x6c8); rtl_write_dword(rtlpriv, 0x6c8, val_0x6c8); RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "set coex table, set 0x6cc=0x%x\n", val_0x6cc); rtl_write_byte(rtlpriv, 0x6cc, val_0x6cc); } static void rtl8723e_dm_bt_set_hw_pta_mode(struct ieee80211_hw *hw, bool b_mode) { struct rtl_priv *rtlpriv = rtl_priv(hw); if (BT_PTA_MODE_ON == b_mode) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "PTA mode on\n"); /* Enable GPIO 0/1/2/3/8 pins for bt */ rtl_write_byte(rtlpriv, 0x40, 0x20); rtlpriv->btcoexist.hw_coexist_all_off = false; } else { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "PTA mode off\n"); rtl_write_byte(rtlpriv, 0x40, 0x0); } } static void rtl8723e_dm_bt_set_sw_rf_rx_lpf_corner(struct ieee80211_hw *hw, u8 type) { struct rtl_priv *rtlpriv = rtl_priv(hw); if (BT_RF_RX_LPF_CORNER_SHRINK == type) { /* Shrink RF Rx LPF corner, 0x1e[7:4]=1111 ==> [11:4] */ RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "Shrink RF Rx LPF corner!!\n"); rtl8723e_phy_set_rf_reg(hw, RF90_PATH_A, 0x1e, 0xfffff, 0xf0ff7); rtlpriv->btcoexist.sw_coexist_all_off = false; } else if (BT_RF_RX_LPF_CORNER_RESUME == type) { /*Resume RF Rx LPF corner*/ RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "Resume RF Rx LPF corner!!\n"); rtl8723e_phy_set_rf_reg(hw, RF90_PATH_A, 0x1e, 0xfffff, rtlpriv->btcoexist.bt_rfreg_origin_1e); } } static void dm_bt_set_sw_penalty_tx_rate_adapt(struct ieee80211_hw *hw, u8 ra_type) { struct rtl_priv *rtlpriv = rtl_priv(hw); u8 tmp_u1; tmp_u1 = rtl_read_byte(rtlpriv, 0x4fd); tmp_u1 |= BIT(0); if (BT_TX_RATE_ADAPTIVE_LOW_PENALTY == ra_type) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "Tx rate adaptive, set low penalty!!\n"); tmp_u1 &= ~BIT(2); rtlpriv->btcoexist.sw_coexist_all_off = false; } else if (BT_TX_RATE_ADAPTIVE_NORMAL == ra_type) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "Tx rate adaptive, set normal!!\n"); tmp_u1 |= BIT(2); } rtl_write_byte(rtlpriv, 0x4fd, tmp_u1); } static void rtl8723e_dm_bt_btdm_structure_reload(struct ieee80211_hw *hw, struct btdm_8723 *btdm) { btdm->all_off = false; btdm->agc_table_en = false; btdm->adc_back_off_on = false; btdm->b2_ant_hid_en = false; btdm->low_penalty_rate_adaptive = false; btdm->rf_rx_lpf_shrink = false; btdm->reject_aggre_pkt = false; btdm->tdma_on = false; btdm->tdma_ant = TDMA_2ANT; btdm->tdma_nav = TDMA_NAV_OFF; btdm->tdma_dac_swing = TDMA_DAC_SWING_OFF; btdm->fw_dac_swing_lvl = 0x20; btdm->tra_tdma_on = false; btdm->tra_tdma_ant = TDMA_2ANT; btdm->tra_tdma_nav = TDMA_NAV_OFF; btdm->ignore_wlan_act = false; btdm->ps_tdma_on = false; btdm->ps_tdma_byte[0] = 0x0; btdm->ps_tdma_byte[1] = 0x0; btdm->ps_tdma_byte[2] = 0x0; btdm->ps_tdma_byte[3] = 0x8; btdm->ps_tdma_byte[4] = 0x0; btdm->pta_on = true; btdm->val_0x6c0 = 0x5a5aaaaa; btdm->val_0x6c8 = 0xcc; btdm->val_0x6cc = 0x3; btdm->sw_dac_swing_on = false; btdm->sw_dac_swing_lvl = 0xc0; btdm->wlan_act_hi = 0x20; btdm->wlan_act_lo = 0x10; btdm->bt_retry_index = 2; btdm->dec_bt_pwr = false; } static void rtl8723e_dm_bt_btdm_structure_reload_all_off(struct ieee80211_hw *hw, struct btdm_8723 *btdm) { rtl8723e_dm_bt_btdm_structure_reload(hw, btdm); btdm->all_off = true; btdm->pta_on = false; btdm->wlan_act_hi = 0x10; } static bool rtl8723e_dm_bt_is_2_ant_common_action(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); struct btdm_8723 btdm8723; bool b_common = false; rtl8723e_dm_bt_btdm_structure_reload(hw, &btdm8723); if (!rtl8723e_dm_bt_is_wifi_busy(hw) && !rtlpriv->btcoexist.bt_busy) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "Wifi idle + Bt idle, bt coex mechanism always off!!\n"); rtl8723e_dm_bt_btdm_structure_reload_all_off(hw, &btdm8723); b_common = true; } else if (rtl8723e_dm_bt_is_wifi_busy(hw) && !rtlpriv->btcoexist.bt_busy) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "Wifi non-idle + Bt disabled/idle!!\n"); btdm8723.low_penalty_rate_adaptive = true; btdm8723.rf_rx_lpf_shrink = false; btdm8723.reject_aggre_pkt = false; /* sw mechanism */ btdm8723.agc_table_en = false; btdm8723.adc_back_off_on = false; btdm8723.sw_dac_swing_on = false; btdm8723.pta_on = true; btdm8723.val_0x6c0 = 0x5a5aaaaa; btdm8723.val_0x6c8 = 0xcccc; btdm8723.val_0x6cc = 0x3; btdm8723.tdma_on = false; btdm8723.tdma_dac_swing = TDMA_DAC_SWING_OFF; btdm8723.b2_ant_hid_en = false; b_common = true; } else if (rtlpriv->btcoexist.bt_busy) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "Bt non-idle!\n"); if (mgnt_link_status_query(hw) == RT_MEDIA_CONNECT) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "Wifi connection exist\n"); b_common = false; } else { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "No Wifi connection!\n"); btdm8723.rf_rx_lpf_shrink = true; btdm8723.low_penalty_rate_adaptive = false; btdm8723.reject_aggre_pkt = false; /* sw mechanism */ btdm8723.agc_table_en = false; btdm8723.adc_back_off_on = false; btdm8723.sw_dac_swing_on = false; btdm8723.pta_on = true; btdm8723.val_0x6c0 = 0x55555555; btdm8723.val_0x6c8 = 0x0000ffff; btdm8723.val_0x6cc = 0x3; btdm8723.tdma_on = false; btdm8723.tdma_dac_swing = TDMA_DAC_SWING_OFF; btdm8723.b2_ant_hid_en = false; b_common = true; } } if (rtl8723e_dm_bt_need_to_dec_bt_pwr(hw)) btdm8723.dec_bt_pwr = true; if (b_common) rtlpriv->btcoexist.cstate |= BT_COEX_STATE_BTINFO_COMMON; if (b_common && rtl8723e_dm_bt_is_coexist_state_changed(hw)) rtl8723e_dm_bt_set_bt_dm(hw, &btdm8723); return b_common; } static void rtl8723e_dm_bt_set_sw_full_time_dac_swing( struct ieee80211_hw *hw, bool sw_dac_swing_on, u32 sw_dac_swing_lvl) { struct rtl_priv *rtlpriv = rtl_priv(hw); if (sw_dac_swing_on) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "[BTCoex], SwDacSwing = 0x%x\n", sw_dac_swing_lvl); rtl8723_phy_set_bb_reg(hw, 0x880, 0xff000000, sw_dac_swing_lvl); rtlpriv->btcoexist.sw_coexist_all_off = false; } else { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "[BTCoex], SwDacSwing Off!\n"); rtl8723_phy_set_bb_reg(hw, 0x880, 0xff000000, 0xc0); } } static void rtl8723e_dm_bt_set_fw_dec_bt_pwr( struct ieee80211_hw *hw, bool dec_bt_pwr) { struct rtl_priv *rtlpriv = rtl_priv(hw); u8 h2c_parameter[1] = {0}; h2c_parameter[0] = 0; if (dec_bt_pwr) { h2c_parameter[0] |= BIT(1); rtlpriv->btcoexist.fw_coexist_all_off = false; } RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "[BTCoex], decrease Bt Power : %s, write 0x21=0x%x\n", (dec_bt_pwr ? "Yes!!" : "No!!"), h2c_parameter[0]); rtl8723e_fill_h2c_cmd(hw, 0x21, 1, h2c_parameter); } static void rtl8723e_dm_bt_set_fw_2_ant_hid(struct ieee80211_hw *hw, bool b_enable, bool b_dac_swing_on) { struct rtl_priv *rtlpriv = rtl_priv(hw); u8 h2c_parameter[1] = {0}; if (b_enable) { h2c_parameter[0] |= BIT(0); rtlpriv->btcoexist.fw_coexist_all_off = false; } if (b_dac_swing_on) h2c_parameter[0] |= BIT(1); /* Dac Swing default enable */ RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "[BTCoex], turn 2-Ant+HID mode %s, DACSwing:%s, write 0x15=0x%x\n", (b_enable ? "ON!!" : "OFF!!"), (b_dac_swing_on ? "ON" : "OFF"), h2c_parameter[0]); rtl8723e_fill_h2c_cmd(hw, 0x15, 1, h2c_parameter); } static void rtl8723e_dm_bt_set_fw_tdma_ctrl(struct ieee80211_hw *hw, bool b_enable, u8 ant_num, u8 nav_en, u8 dac_swing_en) { struct rtl_priv *rtlpriv = rtl_priv(hw); u8 h2c_parameter[1] = {0}; u8 h2c_parameter1[1] = {0}; h2c_parameter[0] = 0; h2c_parameter1[0] = 0; if (b_enable) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "[BTCoex], set BT PTA update manager to trigger update!!\n"); h2c_parameter1[0] |= BIT(0); RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "[BTCoex], turn TDMA mode ON!!\n"); h2c_parameter[0] |= BIT(0); /* function enable */ if (TDMA_1ANT == ant_num) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "[BTCoex], TDMA_1ANT\n"); h2c_parameter[0] |= BIT(1); } else if (TDMA_2ANT == ant_num) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "[BTCoex], TDMA_2ANT\n"); } else { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "[BTCoex], Unknown Ant\n"); } if (TDMA_NAV_OFF == nav_en) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "[BTCoex], TDMA_NAV_OFF\n"); } else if (TDMA_NAV_ON == nav_en) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "[BTCoex], TDMA_NAV_ON\n"); h2c_parameter[0] |= BIT(2); } if (TDMA_DAC_SWING_OFF == dac_swing_en) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "[BTCoex], TDMA_DAC_SWING_OFF\n"); } else if (TDMA_DAC_SWING_ON == dac_swing_en) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "[BTCoex], TDMA_DAC_SWING_ON\n"); h2c_parameter[0] |= BIT(4); } rtlpriv->btcoexist.fw_coexist_all_off = false; } else { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "[BTCoex], set BT PTA update manager to no update!!\n"); RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "[BTCoex], turn TDMA mode OFF!!\n"); } RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "[BTCoex], FW2AntTDMA, write 0x26=0x%x\n", h2c_parameter1[0]); rtl8723e_fill_h2c_cmd(hw, 0x26, 1, h2c_parameter1); RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "[BTCoex], FW2AntTDMA, write 0x14=0x%x\n", h2c_parameter[0]); rtl8723e_fill_h2c_cmd(hw, 0x14, 1, h2c_parameter); } static void rtl8723e_dm_bt_set_fw_ignore_wlan_act(struct ieee80211_hw *hw, bool b_enable) { struct rtl_priv *rtlpriv = rtl_priv(hw); u8 h2c_parameter[1] = {0}; if (b_enable) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "[BTCoex], BT Ignore Wlan_Act !!\n"); h2c_parameter[0] |= BIT(0); /* function enable */ rtlpriv->btcoexist.fw_coexist_all_off = false; } else { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "[BTCoex], BT don't ignore Wlan_Act !!\n"); } RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "[BTCoex], set FW for BT Ignore Wlan_Act, write 0x25=0x%x\n", h2c_parameter[0]); rtl8723e_fill_h2c_cmd(hw, 0x25, 1, h2c_parameter); } static void rtl8723e_dm_bt_set_fw_tra_tdma_ctrl(struct ieee80211_hw *hw, bool b_enable, u8 ant_num, u8 nav_en) { struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); u8 h2c_parameter[2] = {0}; /* Only 8723 B cut should do this */ if (IS_VENDOR_8723_A_CUT(rtlhal->version)) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "[BTCoex], not 8723B cut, don't set Traditional TDMA!!\n"); return; } if (b_enable) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "[BTCoex], turn TTDMA mode ON!!\n"); h2c_parameter[0] |= BIT(0); /* function enable */ if (TDMA_1ANT == ant_num) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "[BTCoex], TTDMA_1ANT\n"); h2c_parameter[0] |= BIT(1); } else if (TDMA_2ANT == ant_num) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "[BTCoex], TTDMA_2ANT\n"); } else { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "[BTCoex], Unknown Ant\n"); } if (TDMA_NAV_OFF == nav_en) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "[BTCoex], TTDMA_NAV_OFF\n"); } else if (TDMA_NAV_ON == nav_en) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "[BTCoex], TTDMA_NAV_ON\n"); h2c_parameter[1] |= BIT(0); } rtlpriv->btcoexist.fw_coexist_all_off = false; } else { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "[BTCoex], turn TTDMA mode OFF!!\n"); } RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "[BTCoex], FW Traditional TDMA, write 0x33=0x%x\n", h2c_parameter[0] << 8 | h2c_parameter[1]); rtl8723e_fill_h2c_cmd(hw, 0x33, 2, h2c_parameter); } static void rtl8723e_dm_bt_set_fw_dac_swing_level(struct ieee80211_hw *hw, u8 dac_swing_lvl) { struct rtl_priv *rtlpriv = rtl_priv(hw); u8 h2c_parameter[1] = {0}; h2c_parameter[0] = dac_swing_lvl; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "[BTCoex], Set Dac Swing Level=0x%x\n", dac_swing_lvl); RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "[BTCoex], write 0x29=0x%x\n", h2c_parameter[0]); rtl8723e_fill_h2c_cmd(hw, 0x29, 1, h2c_parameter); } static void rtl8723e_dm_bt_set_fw_bt_hid_info(struct ieee80211_hw *hw, bool b_enable) { struct rtl_priv *rtlpriv = rtl_priv(hw); u8 h2c_parameter[1] = {0}; h2c_parameter[0] = 0; if (b_enable) { h2c_parameter[0] |= BIT(0); rtlpriv->btcoexist.fw_coexist_all_off = false; } RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "[BTCoex], Set BT HID information=0x%x\n", b_enable); RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "[BTCoex], write 0x24=0x%x\n", h2c_parameter[0]); rtl8723e_fill_h2c_cmd(hw, 0x24, 1, h2c_parameter); } static void rtl8723e_dm_bt_set_fw_bt_retry_index(struct ieee80211_hw *hw, u8 retry_index) { struct rtl_priv *rtlpriv = rtl_priv(hw); u8 h2c_parameter[1] = {0}; h2c_parameter[0] = retry_index; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "[BTCoex], Set BT Retry Index=%d\n", retry_index); RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "[BTCoex], write 0x23=0x%x\n", h2c_parameter[0]); rtl8723e_fill_h2c_cmd(hw, 0x23, 1, h2c_parameter); } static void rtl8723e_dm_bt_set_fw_wlan_act(struct ieee80211_hw *hw, u8 wlan_act_hi, u8 wlan_act_lo) { struct rtl_priv *rtlpriv = rtl_priv(hw); u8 h2c_parameter_hi[1] = {0}; u8 h2c_parameter_lo[1] = {0}; h2c_parameter_hi[0] = wlan_act_hi; h2c_parameter_lo[0] = wlan_act_lo; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "[BTCoex], Set WLAN_ACT Hi:Lo=0x%x/0x%x\n", wlan_act_hi, wlan_act_lo); RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "[BTCoex], write 0x22=0x%x\n", h2c_parameter_hi[0]); RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "[BTCoex], write 0x11=0x%x\n", h2c_parameter_lo[0]); /* WLAN_ACT = High duration, unit:ms */ rtl8723e_fill_h2c_cmd(hw, 0x22, 1, h2c_parameter_hi); /* WLAN_ACT = Low duration, unit:3*625us */ rtl8723e_fill_h2c_cmd(hw, 0x11, 1, h2c_parameter_lo); } void rtl8723e_dm_bt_set_bt_dm(struct ieee80211_hw *hw, struct btdm_8723 *btdm) { struct rtl_priv *rtlpriv = rtl_priv(hw); struct btdm_8723 *btdm_8723 = &hal_coex_8723.btdm; u8 i; bool fw_current_inpsmode = false; bool fw_ps_awake = true; rtlpriv->cfg->ops->get_hw_reg(hw, HW_VAR_FW_PSMODE_STATUS, (u8 *)(&fw_current_inpsmode)); rtlpriv->cfg->ops->get_hw_reg(hw, HW_VAR_FWLPS_RF_ON, (u8 *)(&fw_ps_awake)); /* check new setting is different with the old one, */ /* if all the same, don't do the setting again. */ if (memcmp(btdm_8723, btdm, sizeof(struct btdm_8723)) == 0) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], the same coexist setting, return!!\n"); return; } else { /* save the new coexist setting */ RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], UPDATE TO NEW COEX SETTING!!\n"); RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], original/new bAllOff=0x%x/ 0x%x\n", btdm_8723->all_off, btdm->all_off); RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], original/new agc_table_en=0x%x/ 0x%x\n", btdm_8723->agc_table_en, btdm->agc_table_en); RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], original/new adc_back_off_on=0x%x/ 0x%x\n", btdm_8723->adc_back_off_on, btdm->adc_back_off_on); RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], original/new b2_ant_hid_en=0x%x/ 0x%x\n", btdm_8723->b2_ant_hid_en, btdm->b2_ant_hid_en); RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], original/new bLowPenaltyRateAdaptive=0x%x/ 0x%x\n", btdm_8723->low_penalty_rate_adaptive, btdm->low_penalty_rate_adaptive); RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], original/new bRfRxLpfShrink=0x%x/ 0x%x\n", btdm_8723->rf_rx_lpf_shrink, btdm->rf_rx_lpf_shrink); RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], original/new bRejectAggrePkt=0x%x/ 0x%x\n", btdm_8723->reject_aggre_pkt, btdm->reject_aggre_pkt); RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], original/new tdma_on=0x%x/ 0x%x\n", btdm_8723->tdma_on, btdm->tdma_on); RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], original/new tdmaAnt=0x%x/ 0x%x\n", btdm_8723->tdma_ant, btdm->tdma_ant); RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], original/new tdmaNav=0x%x/ 0x%x\n", btdm_8723->tdma_nav, btdm->tdma_nav); RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], original/new tdma_dac_swing=0x%x/ 0x%x\n", btdm_8723->tdma_dac_swing, btdm->tdma_dac_swing); RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], original/new fw_dac_swing_lvl=0x%x/ 0x%x\n", btdm_8723->fw_dac_swing_lvl, btdm->fw_dac_swing_lvl); RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], original/new bTraTdmaOn=0x%x/ 0x%x\n", btdm_8723->tra_tdma_on, btdm->tra_tdma_on); RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], original/new traTdmaAnt=0x%x/ 0x%x\n", btdm_8723->tra_tdma_ant, btdm->tra_tdma_ant); RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], original/new traTdmaNav=0x%x/ 0x%x\n", btdm_8723->tra_tdma_nav, btdm->tra_tdma_nav); RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], original/new bPsTdmaOn=0x%x/ 0x%x\n", btdm_8723->ps_tdma_on, btdm->ps_tdma_on); for (i = 0; i < 5; i++) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], original/new psTdmaByte[i]=0x%x/ 0x%x\n", btdm_8723->ps_tdma_byte[i], btdm->ps_tdma_byte[i]); } RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], original/new bIgnoreWlanAct=0x%x/ 0x%x\n", btdm_8723->ignore_wlan_act, btdm->ignore_wlan_act); RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], original/new bPtaOn=0x%x/ 0x%x\n", btdm_8723->pta_on, btdm->pta_on); RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], original/new val_0x6c0=0x%x/ 0x%x\n", btdm_8723->val_0x6c0, btdm->val_0x6c0); RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], original/new val_0x6c8=0x%x/ 0x%x\n", btdm_8723->val_0x6c8, btdm->val_0x6c8); RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], original/new val_0x6cc=0x%x/ 0x%x\n", btdm_8723->val_0x6cc, btdm->val_0x6cc); RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], original/new sw_dac_swing_on=0x%x/ 0x%x\n", btdm_8723->sw_dac_swing_on, btdm->sw_dac_swing_on); RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], original/new sw_dac_swing_lvl=0x%x/ 0x%x\n", btdm_8723->sw_dac_swing_lvl, btdm->sw_dac_swing_lvl); RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], original/new wlanActHi=0x%x/ 0x%x\n", btdm_8723->wlan_act_hi, btdm->wlan_act_hi); RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], original/new wlanActLo=0x%x/ 0x%x\n", btdm_8723->wlan_act_lo, btdm->wlan_act_lo); RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], original/new btRetryIndex=0x%x/ 0x%x\n", btdm_8723->bt_retry_index, btdm->bt_retry_index); memcpy(btdm_8723, btdm, sizeof(struct btdm_8723)); } /* Here we only consider when Bt Operation * inquiry/paging/pairing is ON * we only need to turn off TDMA */ if (rtlpriv->btcoexist.hold_for_bt_operation) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "[BTCoex], set to ignore wlanAct for BT OP!!\n"); rtl8723e_dm_bt_set_fw_ignore_wlan_act(hw, true); return; } if (btdm->all_off) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "[BTCoex], disable all coexist mechanism !!\n"); rtl8723e_btdm_coex_all_off(hw); return; } rtl8723e_dm_bt_reject_ap_aggregated_packet(hw, btdm->reject_aggre_pkt); if (btdm->low_penalty_rate_adaptive) dm_bt_set_sw_penalty_tx_rate_adapt(hw, BT_TX_RATE_ADAPTIVE_LOW_PENALTY); else dm_bt_set_sw_penalty_tx_rate_adapt(hw, BT_TX_RATE_ADAPTIVE_NORMAL); if (btdm->rf_rx_lpf_shrink) rtl8723e_dm_bt_set_sw_rf_rx_lpf_corner(hw, BT_RF_RX_LPF_CORNER_SHRINK); else rtl8723e_dm_bt_set_sw_rf_rx_lpf_corner(hw, BT_RF_RX_LPF_CORNER_RESUME); if (btdm->agc_table_en) rtl8723e_dm_bt_agc_table(hw, BT_AGCTABLE_ON); else rtl8723e_dm_bt_agc_table(hw, BT_AGCTABLE_OFF); if (btdm->adc_back_off_on) rtl8723e_dm_bt_bb_back_off_level(hw, BT_BB_BACKOFF_ON); else rtl8723e_dm_bt_bb_back_off_level(hw, BT_BB_BACKOFF_OFF); rtl8723e_dm_bt_set_fw_bt_retry_index(hw, btdm->bt_retry_index); rtl8723e_dm_bt_set_fw_dac_swing_level(hw, btdm->fw_dac_swing_lvl); rtl8723e_dm_bt_set_fw_wlan_act(hw, btdm->wlan_act_hi, btdm->wlan_act_lo); rtl8723e_dm_bt_set_coex_table(hw, btdm->val_0x6c0, btdm->val_0x6c8, btdm->val_0x6cc); rtl8723e_dm_bt_set_hw_pta_mode(hw, btdm->pta_on); /* Note: There is a constraint between TDMA and 2AntHID * Only one of 2AntHid and tdma can be turn on * We should turn off those mechanisms should be turned off first * and then turn on those mechanisms should be turned on. */ if (btdm->b2_ant_hid_en) { /* turn off tdma */ rtl8723e_dm_bt_set_fw_tra_tdma_ctrl(hw, btdm->tra_tdma_on, btdm->tra_tdma_ant, btdm->tra_tdma_nav); rtl8723e_dm_bt_set_fw_tdma_ctrl(hw, false, btdm->tdma_ant, btdm->tdma_nav, btdm->tdma_dac_swing); /* turn off Pstdma */ rtl8723e_dm_bt_set_fw_ignore_wlan_act(hw, btdm->ignore_wlan_act); /* Antenna control by PTA, 0x870 = 0x300. */ rtl8723e_dm_bt_set_fw_3a(hw, 0x0, 0x0, 0x0, 0x8, 0x0); /* turn on 2AntHid */ rtl8723e_dm_bt_set_fw_bt_hid_info(hw, true); rtl8723e_dm_bt_set_fw_2_ant_hid(hw, true, true); } else if (btdm->tdma_on) { /* turn off 2AntHid */ rtl8723e_dm_bt_set_fw_bt_hid_info(hw, false); rtl8723e_dm_bt_set_fw_2_ant_hid(hw, false, false); /* turn off pstdma */ rtl8723e_dm_bt_set_fw_ignore_wlan_act(hw, btdm->ignore_wlan_act); /* Antenna control by PTA, 0x870 = 0x300. */ rtl8723e_dm_bt_set_fw_3a(hw, 0x0, 0x0, 0x0, 0x8, 0x0); /* turn on tdma */ rtl8723e_dm_bt_set_fw_tra_tdma_ctrl(hw, btdm->tra_tdma_on, btdm->tra_tdma_ant, btdm->tra_tdma_nav); rtl8723e_dm_bt_set_fw_tdma_ctrl(hw, true, btdm->tdma_ant, btdm->tdma_nav, btdm->tdma_dac_swing); } else if (btdm->ps_tdma_on) { /* turn off 2AntHid */ rtl8723e_dm_bt_set_fw_bt_hid_info(hw, false); rtl8723e_dm_bt_set_fw_2_ant_hid(hw, false, false); /* turn off tdma */ rtl8723e_dm_bt_set_fw_tra_tdma_ctrl(hw, btdm->tra_tdma_on, btdm->tra_tdma_ant, btdm->tra_tdma_nav); rtl8723e_dm_bt_set_fw_tdma_ctrl(hw, false, btdm->tdma_ant, btdm->tdma_nav, btdm->tdma_dac_swing); /* turn on pstdma */ rtl8723e_dm_bt_set_fw_ignore_wlan_act(hw, btdm->ignore_wlan_act); rtl8723e_dm_bt_set_fw_3a(hw, btdm->ps_tdma_byte[0], btdm->ps_tdma_byte[1], btdm->ps_tdma_byte[2], btdm->ps_tdma_byte[3], btdm->ps_tdma_byte[4]); } else { /* turn off 2AntHid */ rtl8723e_dm_bt_set_fw_bt_hid_info(hw, false); rtl8723e_dm_bt_set_fw_2_ant_hid(hw, false, false); /* turn off tdma */ rtl8723e_dm_bt_set_fw_tra_tdma_ctrl(hw, btdm->tra_tdma_on, btdm->tra_tdma_ant, btdm->tra_tdma_nav); rtl8723e_dm_bt_set_fw_tdma_ctrl(hw, false, btdm->tdma_ant, btdm->tdma_nav, btdm->tdma_dac_swing); /* turn off pstdma */ rtl8723e_dm_bt_set_fw_ignore_wlan_act(hw, btdm->ignore_wlan_act); /* Antenna control by PTA, 0x870 = 0x300. */ rtl8723e_dm_bt_set_fw_3a(hw, 0x0, 0x0, 0x0, 0x8, 0x0); } /* Note: * We should add delay for making sure * sw DacSwing can be set sucessfully. * because of that rtl8723e_dm_bt_set_fw_2_ant_hid() * and rtl8723e_dm_bt_set_fw_tdma_ctrl() * will overwrite the reg 0x880. */ mdelay(30); rtl8723e_dm_bt_set_sw_full_time_dac_swing(hw, btdm->sw_dac_swing_on, btdm->sw_dac_swing_lvl); rtl8723e_dm_bt_set_fw_dec_bt_pwr(hw, btdm->dec_bt_pwr); } /* ============================================================ */ /* extern function start with BTDM_ */ /* ============================================================i */ static u32 rtl8723e_dm_bt_tx_rx_couter_h(struct ieee80211_hw *hw) { u32 counters = 0; counters = hal_coex_8723.high_priority_tx + hal_coex_8723.high_priority_rx; return counters; } static u32 rtl8723e_dm_bt_tx_rx_couter_l(struct ieee80211_hw *hw) { u32 counters = 0; counters = hal_coex_8723.low_priority_tx + hal_coex_8723.low_priority_rx; return counters; } static u8 rtl8723e_dm_bt_bt_tx_rx_counter_level(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); u32 bt_tx_rx_cnt = 0; u8 bt_tx_rx_cnt_lvl = 0; bt_tx_rx_cnt = rtl8723e_dm_bt_tx_rx_couter_h(hw) + rtl8723e_dm_bt_tx_rx_couter_l(hw); RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], BT TxRx Counters = %d\n", bt_tx_rx_cnt); rtlpriv->btcoexist.cstate_h &= ~ (BT_COEX_STATE_BT_CNT_LEVEL_0 | BT_COEX_STATE_BT_CNT_LEVEL_1| BT_COEX_STATE_BT_CNT_LEVEL_2); if (bt_tx_rx_cnt >= BT_TXRX_CNT_THRES_3) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], BT TxRx Counters at level 3\n"); bt_tx_rx_cnt_lvl = BT_TXRX_CNT_LEVEL_3; rtlpriv->btcoexist.cstate_h |= BT_COEX_STATE_BT_CNT_LEVEL_3; } else if (bt_tx_rx_cnt >= BT_TXRX_CNT_THRES_2) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], BT TxRx Counters at level 2\n"); bt_tx_rx_cnt_lvl = BT_TXRX_CNT_LEVEL_2; rtlpriv->btcoexist.cstate_h |= BT_COEX_STATE_BT_CNT_LEVEL_2; } else if (bt_tx_rx_cnt >= BT_TXRX_CNT_THRES_1) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], BT TxRx Counters at level 1\n"); bt_tx_rx_cnt_lvl = BT_TXRX_CNT_LEVEL_1; rtlpriv->btcoexist.cstate_h |= BT_COEX_STATE_BT_CNT_LEVEL_1; } else { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], BT TxRx Counters at level 0\n"); bt_tx_rx_cnt_lvl = BT_TXRX_CNT_LEVEL_0; rtlpriv->btcoexist.cstate_h |= BT_COEX_STATE_BT_CNT_LEVEL_0; } return bt_tx_rx_cnt_lvl; } static void rtl8723e_dm_bt_2_ant_hid_sco_esco(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_phy *rtlphy = &(rtlpriv->phy); struct btdm_8723 btdm8723; u8 bt_rssi_state, bt_rssi_state1; u8 bt_tx_rx_cnt_lvl = 0; rtl8723e_dm_bt_btdm_structure_reload(hw, &btdm8723); btdm8723.rf_rx_lpf_shrink = true; btdm8723.low_penalty_rate_adaptive = true; btdm8723.reject_aggre_pkt = false; bt_tx_rx_cnt_lvl = rtl8723e_dm_bt_bt_tx_rx_counter_level(hw); RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], BT TxRx Counters = %d\n", bt_tx_rx_cnt_lvl); if (rtlphy->current_chan_bw == HT_CHANNEL_WIDTH_20_40) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "HT40\n"); /* coex table */ btdm8723.val_0x6c0 = 0x55555555; btdm8723.val_0x6c8 = 0xffff; btdm8723.val_0x6cc = 0x3; /* sw mechanism */ btdm8723.agc_table_en = false; btdm8723.adc_back_off_on = false; btdm8723.sw_dac_swing_on = false; /* fw mechanism */ btdm8723.ps_tdma_on = true; if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_2) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], BT TxRx Counters >= 1400\n"); btdm8723.ps_tdma_byte[0] = 0xa3; btdm8723.ps_tdma_byte[1] = 0x5; btdm8723.ps_tdma_byte[2] = 0x5; btdm8723.ps_tdma_byte[3] = 0x2; btdm8723.ps_tdma_byte[4] = 0x80; } else if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_1) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], BT TxRx Counters >= 1200 && < 1400\n"); btdm8723.ps_tdma_byte[0] = 0xa3; btdm8723.ps_tdma_byte[1] = 0xa; btdm8723.ps_tdma_byte[2] = 0xa; btdm8723.ps_tdma_byte[3] = 0x2; btdm8723.ps_tdma_byte[4] = 0x80; } else { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], BT TxRx Counters < 1200\n"); btdm8723.ps_tdma_byte[0] = 0xa3; btdm8723.ps_tdma_byte[1] = 0xf; btdm8723.ps_tdma_byte[2] = 0xf; btdm8723.ps_tdma_byte[3] = 0x2; btdm8723.ps_tdma_byte[4] = 0x80; } } else { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "HT20 or Legacy\n"); bt_rssi_state = rtl8723e_dm_bt_check_coex_rssi_state(hw, 2, 47, 0); bt_rssi_state1 = rtl8723e_dm_bt_check_coex_rssi_state1(hw, 2, 27, 0); /* coex table */ btdm8723.val_0x6c0 = 0x55555555; btdm8723.val_0x6c8 = 0xffff; btdm8723.val_0x6cc = 0x3; /* sw mechanism */ if ((bt_rssi_state == BT_RSSI_STATE_HIGH) || (bt_rssi_state == BT_RSSI_STATE_STAY_HIGH)) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "Wifi rssi high\n"); btdm8723.agc_table_en = true; btdm8723.adc_back_off_on = true; btdm8723.sw_dac_swing_on = false; } else { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "Wifi rssi low\n"); btdm8723.agc_table_en = false; btdm8723.adc_back_off_on = false; btdm8723.sw_dac_swing_on = false; } /* fw mechanism */ btdm8723.ps_tdma_on = true; if ((bt_rssi_state1 == BT_RSSI_STATE_HIGH) || (bt_rssi_state1 == BT_RSSI_STATE_STAY_HIGH)) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "Wifi rssi-1 high\n"); /* only rssi high we need to do this, */ /* when rssi low, the value will modified by fw */ rtl_write_byte(rtlpriv, 0x883, 0x40); if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_2) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], BT TxRx Counters >= 1400\n"); btdm8723.ps_tdma_byte[0] = 0xa3; btdm8723.ps_tdma_byte[1] = 0x5; btdm8723.ps_tdma_byte[2] = 0x5; btdm8723.ps_tdma_byte[3] = 0x83; btdm8723.ps_tdma_byte[4] = 0x80; } else if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_1) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], BT TxRx Counters>= 1200 && < 1400\n"); btdm8723.ps_tdma_byte[0] = 0xa3; btdm8723.ps_tdma_byte[1] = 0xa; btdm8723.ps_tdma_byte[2] = 0xa; btdm8723.ps_tdma_byte[3] = 0x83; btdm8723.ps_tdma_byte[4] = 0x80; } else { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], BT TxRx Counters < 1200\n"); btdm8723.ps_tdma_byte[0] = 0xa3; btdm8723.ps_tdma_byte[1] = 0xf; btdm8723.ps_tdma_byte[2] = 0xf; btdm8723.ps_tdma_byte[3] = 0x83; btdm8723.ps_tdma_byte[4] = 0x80; } } else { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "Wifi rssi-1 low\n"); if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_2) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], BT TxRx Counters >= 1400\n"); btdm8723.ps_tdma_byte[0] = 0xa3; btdm8723.ps_tdma_byte[1] = 0x5; btdm8723.ps_tdma_byte[2] = 0x5; btdm8723.ps_tdma_byte[3] = 0x2; btdm8723.ps_tdma_byte[4] = 0x80; } else if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_1) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], BT TxRx Counters >= 1200 && < 1400\n"); btdm8723.ps_tdma_byte[0] = 0xa3; btdm8723.ps_tdma_byte[1] = 0xa; btdm8723.ps_tdma_byte[2] = 0xa; btdm8723.ps_tdma_byte[3] = 0x2; btdm8723.ps_tdma_byte[4] = 0x80; } else { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], BT TxRx Counters < 1200\n"); btdm8723.ps_tdma_byte[0] = 0xa3; btdm8723.ps_tdma_byte[1] = 0xf; btdm8723.ps_tdma_byte[2] = 0xf; btdm8723.ps_tdma_byte[3] = 0x2; btdm8723.ps_tdma_byte[4] = 0x80; } } } if (rtl8723e_dm_bt_need_to_dec_bt_pwr(hw)) btdm8723.dec_bt_pwr = true; /* Always ignore WlanAct if bHid|bSCOBusy|bSCOeSCO */ RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], BT btInqPageStartTime = 0x%x, btTxRxCntLvl = %d\n", hal_coex_8723.bt_inq_page_start_time, bt_tx_rx_cnt_lvl); if ((hal_coex_8723.bt_inq_page_start_time) || (BT_TXRX_CNT_LEVEL_3 == bt_tx_rx_cnt_lvl)) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], Set BT inquiry / page scan 0x3a setting\n"); btdm8723.ps_tdma_on = true; btdm8723.ps_tdma_byte[0] = 0xa3; btdm8723.ps_tdma_byte[1] = 0x5; btdm8723.ps_tdma_byte[2] = 0x5; btdm8723.ps_tdma_byte[3] = 0x2; btdm8723.ps_tdma_byte[4] = 0x80; } if (rtl8723e_dm_bt_is_coexist_state_changed(hw)) rtl8723e_dm_bt_set_bt_dm(hw, &btdm8723); } static void rtl8723e_dm_bt_2_ant_ftp_a2dp(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_phy *rtlphy = &(rtlpriv->phy); struct btdm_8723 btdm8723; u8 bt_rssi_state, bt_rssi_state1; u32 bt_tx_rx_cnt_lvl = 0; rtl8723e_dm_bt_btdm_structure_reload(hw, &btdm8723); btdm8723.rf_rx_lpf_shrink = true; btdm8723.low_penalty_rate_adaptive = true; btdm8723.reject_aggre_pkt = false; bt_tx_rx_cnt_lvl = rtl8723e_dm_bt_bt_tx_rx_counter_level(hw); RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], BT TxRx Counters = %d\n", bt_tx_rx_cnt_lvl); if (rtlphy->current_chan_bw == HT_CHANNEL_WIDTH_20_40) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "HT40\n"); bt_rssi_state = rtl8723e_dm_bt_check_coex_rssi_state(hw, 2, 37, 0); /* coex table */ btdm8723.val_0x6c0 = 0x55555555; btdm8723.val_0x6c8 = 0xffff; btdm8723.val_0x6cc = 0x3; /* sw mechanism */ btdm8723.agc_table_en = false; btdm8723.adc_back_off_on = true; btdm8723.sw_dac_swing_on = false; /* fw mechanism */ btdm8723.ps_tdma_on = true; if ((bt_rssi_state == BT_RSSI_STATE_HIGH) || (bt_rssi_state == BT_RSSI_STATE_STAY_HIGH)) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "Wifi rssi high\n"); if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_2) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], BT TxRx Counters >= 1400\n"); btdm8723.ps_tdma_byte[0] = 0xa3; btdm8723.ps_tdma_byte[1] = 0x5; btdm8723.ps_tdma_byte[2] = 0x5; btdm8723.ps_tdma_byte[3] = 0x81; btdm8723.ps_tdma_byte[4] = 0x80; } else if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_1) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], BT TxRx Counters >= 1200 && < 1400\n"); btdm8723.ps_tdma_byte[0] = 0xa3; btdm8723.ps_tdma_byte[1] = 0xa; btdm8723.ps_tdma_byte[2] = 0xa; btdm8723.ps_tdma_byte[3] = 0x81; btdm8723.ps_tdma_byte[4] = 0x80; } else { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], BT TxRx Counters < 1200\n"); btdm8723.ps_tdma_byte[0] = 0xa3; btdm8723.ps_tdma_byte[1] = 0xf; btdm8723.ps_tdma_byte[2] = 0xf; btdm8723.ps_tdma_byte[3] = 0x81; btdm8723.ps_tdma_byte[4] = 0x80; } } else { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "Wifi rssi low\n"); if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_2) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], BT TxRx Counters >= 1400\n"); btdm8723.ps_tdma_byte[0] = 0xa3; btdm8723.ps_tdma_byte[1] = 0x5; btdm8723.ps_tdma_byte[2] = 0x5; btdm8723.ps_tdma_byte[3] = 0x0; btdm8723.ps_tdma_byte[4] = 0x80; } else if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_1) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], BT TxRx Counters >= 1200 && < 1400\n"); btdm8723.ps_tdma_byte[0] = 0xa3; btdm8723.ps_tdma_byte[1] = 0xa; btdm8723.ps_tdma_byte[2] = 0xa; btdm8723.ps_tdma_byte[3] = 0x0; btdm8723.ps_tdma_byte[4] = 0x80; } else { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], BT TxRx Counters < 1200\n"); btdm8723.ps_tdma_byte[0] = 0xa3; btdm8723.ps_tdma_byte[1] = 0xf; btdm8723.ps_tdma_byte[2] = 0xf; btdm8723.ps_tdma_byte[3] = 0x0; btdm8723.ps_tdma_byte[4] = 0x80; } } } else { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "HT20 or Legacy\n"); bt_rssi_state = rtl8723e_dm_bt_check_coex_rssi_state(hw, 2, 47, 0); bt_rssi_state1 = rtl8723e_dm_bt_check_coex_rssi_state1(hw, 2, 27, 0); /* coex table */ btdm8723.val_0x6c0 = 0x55555555; btdm8723.val_0x6c8 = 0xffff; btdm8723.val_0x6cc = 0x3; /* sw mechanism */ if ((bt_rssi_state == BT_RSSI_STATE_HIGH) || (bt_rssi_state == BT_RSSI_STATE_STAY_HIGH)) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "Wifi rssi high\n"); btdm8723.agc_table_en = true; btdm8723.adc_back_off_on = true; btdm8723.sw_dac_swing_on = false; } else { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "Wifi rssi low\n"); btdm8723.agc_table_en = false; btdm8723.adc_back_off_on = false; btdm8723.sw_dac_swing_on = false; } /* fw mechanism */ btdm8723.ps_tdma_on = true; if ((bt_rssi_state1 == BT_RSSI_STATE_HIGH) || (bt_rssi_state1 == BT_RSSI_STATE_STAY_HIGH)) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "Wifi rssi-1 high\n"); /* only rssi high we need to do this, */ /* when rssi low, the value will modified by fw */ rtl_write_byte(rtlpriv, 0x883, 0x40); if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_2) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], BT TxRx Counters >= 1400\n"); btdm8723.ps_tdma_byte[0] = 0xa3; btdm8723.ps_tdma_byte[1] = 0x5; btdm8723.ps_tdma_byte[2] = 0x5; btdm8723.ps_tdma_byte[3] = 0x81; btdm8723.ps_tdma_byte[4] = 0x80; } else if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_1) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], BT TxRx Counters >= 1200 && < 1400\n"); btdm8723.ps_tdma_byte[0] = 0xa3; btdm8723.ps_tdma_byte[1] = 0xa; btdm8723.ps_tdma_byte[2] = 0xa; btdm8723.ps_tdma_byte[3] = 0x81; btdm8723.ps_tdma_byte[4] = 0x80; } else { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], BT TxRx Counters < 1200\n"); btdm8723.ps_tdma_byte[0] = 0xa3; btdm8723.ps_tdma_byte[1] = 0xf; btdm8723.ps_tdma_byte[2] = 0xf; btdm8723.ps_tdma_byte[3] = 0x81; btdm8723.ps_tdma_byte[4] = 0x80; } } else { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "Wifi rssi-1 low\n"); if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_2) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], BT TxRx Counters >= 1400\n"); btdm8723.ps_tdma_byte[0] = 0xa3; btdm8723.ps_tdma_byte[1] = 0x5; btdm8723.ps_tdma_byte[2] = 0x5; btdm8723.ps_tdma_byte[3] = 0x0; btdm8723.ps_tdma_byte[4] = 0x80; } else if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_1) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], BT TxRx Counters >= 1200 && < 1400\n"); btdm8723.ps_tdma_byte[0] = 0xa3; btdm8723.ps_tdma_byte[1] = 0xa; btdm8723.ps_tdma_byte[2] = 0xa; btdm8723.ps_tdma_byte[3] = 0x0; btdm8723.ps_tdma_byte[4] = 0x80; } else { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], BT TxRx Counters < 1200\n"); btdm8723.ps_tdma_byte[0] = 0xa3; btdm8723.ps_tdma_byte[1] = 0xf; btdm8723.ps_tdma_byte[2] = 0xf; btdm8723.ps_tdma_byte[3] = 0x0; btdm8723.ps_tdma_byte[4] = 0x80; } } } if (rtl8723e_dm_bt_need_to_dec_bt_pwr(hw)) btdm8723.dec_bt_pwr = true; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], BT btInqPageStartTime = 0x%x, btTxRxCntLvl = %d\n", hal_coex_8723.bt_inq_page_start_time, bt_tx_rx_cnt_lvl); if ((hal_coex_8723.bt_inq_page_start_time) || (BT_TXRX_CNT_LEVEL_3 == bt_tx_rx_cnt_lvl)) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], Set BT inquiry / page scan 0x3a setting\n"); btdm8723.ps_tdma_on = true; btdm8723.ps_tdma_byte[0] = 0xa3; btdm8723.ps_tdma_byte[1] = 0x5; btdm8723.ps_tdma_byte[2] = 0x5; btdm8723.ps_tdma_byte[3] = 0x83; btdm8723.ps_tdma_byte[4] = 0x80; } if (rtl8723e_dm_bt_is_coexist_state_changed(hw)) rtl8723e_dm_bt_set_bt_dm(hw, &btdm8723); } static void rtl8723e_dm_bt_inq_page_monitor(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); u32 cur_time; cur_time = jiffies; if (hal_coex_8723.c2h_bt_inquiry_page) { /* bt inquiry or page is started. */ if (hal_coex_8723.bt_inq_page_start_time == 0) { rtlpriv->btcoexist.cstate |= BT_COEX_STATE_BT_INQ_PAGE; hal_coex_8723.bt_inq_page_start_time = cur_time; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], BT Inquiry/page is started at time : 0x%x\n", hal_coex_8723.bt_inq_page_start_time); } } RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], BT Inquiry/page started time : 0x%x, cur_time : 0x%x\n", hal_coex_8723.bt_inq_page_start_time, cur_time); if (hal_coex_8723.bt_inq_page_start_time) { if ((((long)cur_time - (long)hal_coex_8723.bt_inq_page_start_time) / HZ) >= 10) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], BT Inquiry/page >= 10sec!!!\n"); hal_coex_8723.bt_inq_page_start_time = 0; rtlpriv->btcoexist.cstate &= ~BT_COEX_STATE_BT_INQ_PAGE; } } } static void rtl8723e_dm_bt_reset_action_profile_state(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); rtlpriv->btcoexist.cstate &= ~ (BT_COEX_STATE_PROFILE_HID | BT_COEX_STATE_PROFILE_A2DP| BT_COEX_STATE_PROFILE_PAN | BT_COEX_STATE_PROFILE_SCO); rtlpriv->btcoexist.cstate &= ~ (BT_COEX_STATE_BTINFO_COMMON | BT_COEX_STATE_BTINFO_B_HID_SCOESCO| BT_COEX_STATE_BTINFO_B_FTP_A2DP); } static void _rtl8723e_dm_bt_coexist_2_ant(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); u8 bt_retry_cnt; u8 bt_info_original; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex] Get bt info by fw!!\n"); _rtl8723_dm_bt_check_wifi_state(hw); if (hal_coex_8723.c2h_bt_info_req_sent) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "[BTCoex] c2h for bt_info not rcvd yet!!\n"); } bt_retry_cnt = hal_coex_8723.bt_retry_cnt; bt_info_original = hal_coex_8723.c2h_bt_info_original; /* when bt inquiry or page scan, we have to set h2c 0x25 */ /* ignore wlanact for continuous 4x2secs */ rtl8723e_dm_bt_inq_page_monitor(hw); rtl8723e_dm_bt_reset_action_profile_state(hw); if (rtl8723e_dm_bt_is_2_ant_common_action(hw)) { rtlpriv->btcoexist.bt_profile_case = BT_COEX_MECH_COMMON; rtlpriv->btcoexist.bt_profile_action = BT_COEX_MECH_COMMON; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "Action 2-Ant common.\n"); } else { if ((bt_info_original & BTINFO_B_HID) || (bt_info_original & BTINFO_B_SCO_BUSY) || (bt_info_original & BTINFO_B_SCO_ESCO)) { rtlpriv->btcoexist.cstate |= BT_COEX_STATE_BTINFO_B_HID_SCOESCO; rtlpriv->btcoexist.bt_profile_case = BT_COEX_MECH_HID_SCO_ESCO; rtlpriv->btcoexist.bt_profile_action = BT_COEX_MECH_HID_SCO_ESCO; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], BTInfo: bHid|bSCOBusy|bSCOeSCO\n"); rtl8723e_dm_bt_2_ant_hid_sco_esco(hw); } else if ((bt_info_original & BTINFO_B_FTP) || (bt_info_original & BTINFO_B_A2DP)) { rtlpriv->btcoexist.cstate |= BT_COEX_STATE_BTINFO_B_FTP_A2DP; rtlpriv->btcoexist.bt_profile_case = BT_COEX_MECH_FTP_A2DP; rtlpriv->btcoexist.bt_profile_action = BT_COEX_MECH_FTP_A2DP; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "BTInfo: bFTP|bA2DP\n"); rtl8723e_dm_bt_2_ant_ftp_a2dp(hw); } else { rtlpriv->btcoexist.cstate |= BT_COEX_STATE_BTINFO_B_HID_SCOESCO; rtlpriv->btcoexist.bt_profile_case = BT_COEX_MECH_NONE; rtlpriv->btcoexist.bt_profile_action = BT_COEX_MECH_NONE; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], BTInfo: undefined case!!!!\n"); rtl8723e_dm_bt_2_ant_hid_sco_esco(hw); } } } static void _rtl8723e_dm_bt_coexist_1_ant(struct ieee80211_hw *hw) { return; } void rtl8723e_dm_bt_hw_coex_all_off_8723a(struct ieee80211_hw *hw) { rtl8723e_dm_bt_set_coex_table(hw, 0x5a5aaaaa, 0xcc, 0x3); rtl8723e_dm_bt_set_hw_pta_mode(hw, true); } void rtl8723e_dm_bt_fw_coex_all_off_8723a(struct ieee80211_hw *hw) { rtl8723e_dm_bt_set_fw_ignore_wlan_act(hw, false); rtl8723e_dm_bt_set_fw_3a(hw, 0x0, 0x0, 0x0, 0x8, 0x0); rtl8723e_dm_bt_set_fw_2_ant_hid(hw, false, false); rtl8723e_dm_bt_set_fw_tra_tdma_ctrl(hw, false, TDMA_2ANT, TDMA_NAV_OFF); rtl8723e_dm_bt_set_fw_tdma_ctrl(hw, false, TDMA_2ANT, TDMA_NAV_OFF, TDMA_DAC_SWING_OFF); rtl8723e_dm_bt_set_fw_dac_swing_level(hw, 0); rtl8723e_dm_bt_set_fw_bt_hid_info(hw, false); rtl8723e_dm_bt_set_fw_bt_retry_index(hw, 2); rtl8723e_dm_bt_set_fw_wlan_act(hw, 0x10, 0x10); rtl8723e_dm_bt_set_fw_dec_bt_pwr(hw, false); } void rtl8723e_dm_bt_sw_coex_all_off_8723a(struct ieee80211_hw *hw) { rtl8723e_dm_bt_agc_table(hw, BT_AGCTABLE_OFF); rtl8723e_dm_bt_bb_back_off_level(hw, BT_BB_BACKOFF_OFF); rtl8723e_dm_bt_reject_ap_aggregated_packet(hw, false); dm_bt_set_sw_penalty_tx_rate_adapt(hw, BT_TX_RATE_ADAPTIVE_NORMAL); rtl8723e_dm_bt_set_sw_rf_rx_lpf_corner(hw, BT_RF_RX_LPF_CORNER_RESUME); rtl8723e_dm_bt_set_sw_full_time_dac_swing(hw, false, 0xc0); } static void rtl8723e_dm_bt_query_bt_information(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); u8 h2c_parameter[1] = {0}; hal_coex_8723.c2h_bt_info_req_sent = true; h2c_parameter[0] |= BIT(0); RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "Query Bt information, write 0x38=0x%x\n", h2c_parameter[0]); rtl8723e_fill_h2c_cmd(hw, 0x38, 1, h2c_parameter); } static void rtl8723e_dm_bt_bt_hw_counters_monitor(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); u32 reg_hp_tx_rx, reg_lp_tx_rx, u32_tmp; u32 reg_hp_tx = 0, reg_hp_rx = 0, reg_lp_tx = 0, reg_lp_rx = 0; reg_hp_tx_rx = REG_HIGH_PRIORITY_TXRX; reg_lp_tx_rx = REG_LOW_PRIORITY_TXRX; u32_tmp = rtl_read_dword(rtlpriv, reg_hp_tx_rx); reg_hp_tx = u32_tmp & MASKLWORD; reg_hp_rx = (u32_tmp & MASKHWORD)>>16; u32_tmp = rtl_read_dword(rtlpriv, reg_lp_tx_rx); reg_lp_tx = u32_tmp & MASKLWORD; reg_lp_rx = (u32_tmp & MASKHWORD)>>16; if (rtlpriv->btcoexist.lps_counter > 1) { reg_hp_tx %= rtlpriv->btcoexist.lps_counter; reg_hp_rx %= rtlpriv->btcoexist.lps_counter; reg_lp_tx %= rtlpriv->btcoexist.lps_counter; reg_lp_rx %= rtlpriv->btcoexist.lps_counter; } hal_coex_8723.high_priority_tx = reg_hp_tx; hal_coex_8723.high_priority_rx = reg_hp_rx; hal_coex_8723.low_priority_tx = reg_lp_tx; hal_coex_8723.low_priority_rx = reg_lp_rx; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "High Priority Tx/Rx (reg 0x%x)=%x(%d)/%x(%d)\n", reg_hp_tx_rx, reg_hp_tx, reg_hp_tx, reg_hp_rx, reg_hp_rx); RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "Low Priority Tx/Rx (reg 0x%x)=%x(%d)/%x(%d)\n", reg_lp_tx_rx, reg_lp_tx, reg_lp_tx, reg_lp_rx, reg_lp_rx); rtlpriv->btcoexist.lps_counter = 0; /* rtl_write_byte(rtlpriv, 0x76e, 0xc); */ } static void rtl8723e_dm_bt_bt_enable_disable_check(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); bool bt_alife = true; if (hal_coex_8723.high_priority_tx == 0 && hal_coex_8723.high_priority_rx == 0 && hal_coex_8723.low_priority_tx == 0 && hal_coex_8723.low_priority_rx == 0) { bt_alife = false; } if (hal_coex_8723.high_priority_tx == 0xeaea && hal_coex_8723.high_priority_rx == 0xeaea && hal_coex_8723.low_priority_tx == 0xeaea && hal_coex_8723.low_priority_rx == 0xeaea) { bt_alife = false; } if (hal_coex_8723.high_priority_tx == 0xffff && hal_coex_8723.high_priority_rx == 0xffff && hal_coex_8723.low_priority_tx == 0xffff && hal_coex_8723.low_priority_rx == 0xffff) { bt_alife = false; } if (bt_alife) { rtlpriv->btcoexist.bt_active_zero_cnt = 0; rtlpriv->btcoexist.cur_bt_disabled = false; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "8723A BT is enabled !!\n"); } else { rtlpriv->btcoexist.bt_active_zero_cnt++; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "8723A bt all counters=0, %d times!!\n", rtlpriv->btcoexist.bt_active_zero_cnt); if (rtlpriv->btcoexist.bt_active_zero_cnt >= 2) { rtlpriv->btcoexist.cur_bt_disabled = true; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "8723A BT is disabled !!\n"); } } if (rtlpriv->btcoexist.pre_bt_disabled != rtlpriv->btcoexist.cur_bt_disabled) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "8723A BT is from %s to %s!!\n", (rtlpriv->btcoexist.pre_bt_disabled ? "disabled" : "enabled"), (rtlpriv->btcoexist.cur_bt_disabled ? "disabled" : "enabled")); rtlpriv->btcoexist.pre_bt_disabled = rtlpriv->btcoexist.cur_bt_disabled; } } void rtl8723e_dm_bt_coexist_8723(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); rtl8723e_dm_bt_query_bt_information(hw); rtl8723e_dm_bt_bt_hw_counters_monitor(hw); rtl8723e_dm_bt_bt_enable_disable_check(hw); if (rtlpriv->btcoexist.bt_ant_num == ANT_X2) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], 2 Ant mechanism\n"); _rtl8723e_dm_bt_coexist_2_ant(hw); } else { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "[BTCoex], 1 Ant mechanism\n"); _rtl8723e_dm_bt_coexist_1_ant(hw); } if (!rtl8723e_dm_bt_is_same_coexist_state(hw)) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex], Coexist State[bitMap] change from 0x%x%8x to 0x%x%8x\n", rtlpriv->btcoexist.previous_state_h, rtlpriv->btcoexist.previous_state, rtlpriv->btcoexist.cstate_h, rtlpriv->btcoexist.cstate); rtlpriv->btcoexist.previous_state = rtlpriv->btcoexist.cstate; rtlpriv->btcoexist.previous_state_h = rtlpriv->btcoexist.cstate_h; } } static void rtl8723e_dm_bt_parse_bt_info(struct ieee80211_hw *hw, u8 *tmp_buf, u8 len) { struct rtl_priv *rtlpriv = rtl_priv(hw); u8 bt_info; u8 i; hal_coex_8723.c2h_bt_info_req_sent = false; hal_coex_8723.bt_retry_cnt = 0; for (i = 0; i < len; i++) { if (i == 0) hal_coex_8723.c2h_bt_info_original = tmp_buf[i]; else if (i == 1) hal_coex_8723.bt_retry_cnt = tmp_buf[i]; if (i == len-1) RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "0x%2x]", tmp_buf[i]); else RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "0x%2x, ", tmp_buf[i]); } RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "BT info bt_info (Data)= 0x%x\n", hal_coex_8723.c2h_bt_info_original); bt_info = hal_coex_8723.c2h_bt_info_original; if (bt_info & BIT(2)) hal_coex_8723.c2h_bt_inquiry_page = true; else hal_coex_8723.c2h_bt_inquiry_page = false; if (bt_info & BTINFO_B_CONNECTION) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTC2H], BTInfo: bConnect=true\n"); rtlpriv->btcoexist.bt_busy = true; rtlpriv->btcoexist.cstate &= ~BT_COEX_STATE_BT_IDLE; } else { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTC2H], BTInfo: bConnect=false\n"); rtlpriv->btcoexist.bt_busy = false; rtlpriv->btcoexist.cstate |= BT_COEX_STATE_BT_IDLE; } } void rtl_8723e_c2h_command_handle(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); struct c2h_evt_hdr c2h_event; u8 *ptmp_buf = NULL; u8 index = 0; u8 u1b_tmp = 0; memset(&c2h_event, 0, sizeof(c2h_event)); u1b_tmp = rtl_read_byte(rtlpriv, REG_C2HEVT_MSG_NORMAL); RT_TRACE(rtlpriv, COMP_FW, DBG_DMESG, "&&&&&&: REG_C2HEVT_MSG_NORMAL is 0x%x\n", u1b_tmp); c2h_event.cmd_id = u1b_tmp & 0xF; c2h_event.cmd_len = (u1b_tmp & 0xF0) >> 4; c2h_event.cmd_seq = rtl_read_byte(rtlpriv, REG_C2HEVT_MSG_NORMAL + 1); RT_TRACE(rtlpriv, COMP_FW, DBG_DMESG, "cmd_id: %d, cmd_len: %d, cmd_seq: %d\n", c2h_event.cmd_id , c2h_event.cmd_len, c2h_event.cmd_seq); u1b_tmp = rtl_read_byte(rtlpriv, 0x01AF); if (u1b_tmp == C2H_EVT_HOST_CLOSE) { return; } else if (u1b_tmp != C2H_EVT_FW_CLOSE) { rtl_write_byte(rtlpriv, 0x1AF, 0x00); return; } ptmp_buf = kzalloc(c2h_event.cmd_len, GFP_KERNEL); if (ptmp_buf == NULL) { RT_TRACE(rtlpriv, COMP_FW, DBG_TRACE, "malloc cmd buf failed\n"); return; } /* Read the content */ for (index = 0; index < c2h_event.cmd_len; index++) ptmp_buf[index] = rtl_read_byte(rtlpriv, REG_C2HEVT_MSG_NORMAL + 2 + index); switch (c2h_event.cmd_id) { case C2H_BT_RSSI: break; case C2H_BT_OP_MODE: break; case BT_INFO: RT_TRACE(rtlpriv, COMP_FW, DBG_TRACE, "BT info Byte[0] (ID) is 0x%x\n", c2h_event.cmd_id); RT_TRACE(rtlpriv, COMP_FW, DBG_TRACE, "BT info Byte[1] (Seq) is 0x%x\n", c2h_event.cmd_seq); RT_TRACE(rtlpriv, COMP_FW, DBG_TRACE, "BT info Byte[2] (Data)= 0x%x\n", ptmp_buf[0]); rtl8723e_dm_bt_parse_bt_info(hw, ptmp_buf, c2h_event.cmd_len); if (rtlpriv->cfg->ops->get_btc_status()) rtlpriv->btcoexist.btc_ops->btc_periodical(rtlpriv); break; default: break; } kfree(ptmp_buf); rtl_write_byte(rtlpriv, 0x01AF, C2H_EVT_HOST_CLOSE); }