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ubuntu-linux-kernel/drivers/net/wireless/realtek/rtlwifi/rtl8723ae/hal_btc.c

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2024-04-01 15:06:58 +00:00
/******************************************************************************
*
* 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 <wlanfae@realtek.com>
* Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park,
* Hsinchu 300, Taiwan.
*
* Larry Finger <Larry.Finger@lwfinger.net>
*
*****************************************************************************/
#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);
}