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hal_bt_coexist.c
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hal_bt_coexist.c
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// SPDX-License-Identifier: GPL-2.0
/* Copyright( c ) 2009-2012 Realtek Corporation.*/
#include "hal_bt_coexist.h"
#include "../pci.h"
#include "dm.h"
#include "fw.h"
#include "phy.h"
#include "reg.h"
#include "hal_btc.h"
static bool bt_operation_on;
void rtl8723e_dm_bt_reject_ap_aggregated_packet( struct ieee80211_hw *hw,
bool b_reject )
{
}
void _rtl8723_dm_bt_check_wifi_state( struct ieee80211_hw *hw )
{
struct rtl_priv *rtlpriv = rtl_priv( hw );
struct rtl_phy *rtlphy = &( rtlpriv->phy );
if ( rtlpriv->link_info.busytraffic ) {
rtlpriv->btcoexist.cstate &=
~BT_COEX_STATE_WIFI_IDLE;
if ( rtlpriv->link_info.tx_busy_traffic )
rtlpriv->btcoexist.cstate |=
BT_COEX_STATE_WIFI_UPLINK;
else
rtlpriv->btcoexist.cstate &=
~BT_COEX_STATE_WIFI_UPLINK;
if ( rtlpriv->link_info.rx_busy_traffic )
rtlpriv->btcoexist.cstate |=
BT_COEX_STATE_WIFI_DOWNLINK;
else
rtlpriv->btcoexist.cstate &=
~BT_COEX_STATE_WIFI_DOWNLINK;
} else {
rtlpriv->btcoexist.cstate |= BT_COEX_STATE_WIFI_IDLE;
rtlpriv->btcoexist.cstate &=
~BT_COEX_STATE_WIFI_UPLINK;
rtlpriv->btcoexist.cstate &=
~BT_COEX_STATE_WIFI_DOWNLINK;
}
if ( rtlpriv->mac80211.mode == WIRELESS_MODE_G ||
rtlpriv->mac80211.mode == WIRELESS_MODE_B ) {
rtlpriv->btcoexist.cstate |=
BT_COEX_STATE_WIFI_LEGACY;
rtlpriv->btcoexist.cstate &=
~BT_COEX_STATE_WIFI_HT20;
rtlpriv->btcoexist.cstate &=
~BT_COEX_STATE_WIFI_HT40;
} else {
rtlpriv->btcoexist.cstate &=
~BT_COEX_STATE_WIFI_LEGACY;
if ( rtlphy->current_chan_bw == HT_CHANNEL_WIDTH_20_40 ) {
rtlpriv->btcoexist.cstate |=
BT_COEX_STATE_WIFI_HT40;
rtlpriv->btcoexist.cstate &=
~BT_COEX_STATE_WIFI_HT20;
} else {
rtlpriv->btcoexist.cstate |=
BT_COEX_STATE_WIFI_HT20;
rtlpriv->btcoexist.cstate &=
~BT_COEX_STATE_WIFI_HT40;
}
}
if ( bt_operation_on )
rtlpriv->btcoexist.cstate |= BT_COEX_STATE_BT30;
else
rtlpriv->btcoexist.cstate &= ~BT_COEX_STATE_BT30;
}
u8 rtl8723e_dm_bt_check_coex_rssi_state1( struct ieee80211_hw *hw,
u8 level_num, u8 rssi_thresh,
u8 rssi_thresh1 )
{
struct rtl_priv *rtlpriv = rtl_priv( hw );
long undecoratedsmoothed_pwdb;
u8 bt_rssi_state = 0;
undecoratedsmoothed_pwdb = rtl8723e_dm_bt_get_rx_ss( hw );
if ( level_num == 2 ) {
rtlpriv->btcoexist.cstate &=
~BT_COEX_STATE_WIFI_RSSI_1_MEDIUM;
if ( ( rtlpriv->btcoexist.bt_pre_rssi_state ==
BT_RSSI_STATE_LOW ) ||
( rtlpriv->btcoexist.bt_pre_rssi_state ==
BT_RSSI_STATE_STAY_LOW ) ) {
if ( undecoratedsmoothed_pwdb >=
( rssi_thresh + BT_FW_COEX_THRESH_TOL ) ) {
bt_rssi_state = BT_RSSI_STATE_HIGH;
rtlpriv->btcoexist.cstate |=
BT_COEX_STATE_WIFI_RSSI_1_HIGH;
rtlpriv->btcoexist.cstate &=
~BT_COEX_STATE_WIFI_RSSI_1_LOW;
rtl_dbg( rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
"[DM][BT], RSSI_1 state switch to High\n" );
} else {
bt_rssi_state = BT_RSSI_STATE_STAY_LOW;
rtl_dbg( rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
"[DM][BT], RSSI_1 state stay at Low\n" );
}
} else {
if ( undecoratedsmoothed_pwdb < rssi_thresh ) {
bt_rssi_state = BT_RSSI_STATE_LOW;
rtlpriv->btcoexist.cstate |=
BT_COEX_STATE_WIFI_RSSI_1_LOW;
rtlpriv->btcoexist.cstate &=
~BT_COEX_STATE_WIFI_RSSI_1_HIGH;
rtl_dbg( rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
"[DM][BT], RSSI_1 state switch to Low\n" );
} else {
bt_rssi_state = BT_RSSI_STATE_STAY_HIGH;
rtl_dbg( rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
"[DM][BT], RSSI_1 state stay at High\n" );
}
}
} else if ( level_num == 3 ) {
if ( rssi_thresh > rssi_thresh1 ) {
rtl_dbg( rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
"[DM][BT], RSSI_1 thresh error!!\n" );
return rtlpriv->btcoexist.bt_pre_rssi_state;
}
if ( ( rtlpriv->btcoexist.bt_pre_rssi_state ==
BT_RSSI_STATE_LOW ) ||
( rtlpriv->btcoexist.bt_pre_rssi_state ==
BT_RSSI_STATE_STAY_LOW ) ) {
if ( undecoratedsmoothed_pwdb >=
( rssi_thresh+BT_FW_COEX_THRESH_TOL ) ) {
bt_rssi_state = BT_RSSI_STATE_MEDIUM;
rtlpriv->btcoexist.cstate |=
BT_COEX_STATE_WIFI_RSSI_1_MEDIUM;
rtlpriv->btcoexist.cstate &=
~BT_COEX_STATE_WIFI_RSSI_1_LOW;
rtlpriv->btcoexist.cstate &=
~BT_COEX_STATE_WIFI_RSSI_1_HIGH;
rtl_dbg( rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
"[DM][BT], RSSI_1 state switch to Medium\n" );
} else {
bt_rssi_state = BT_RSSI_STATE_STAY_LOW;
rtl_dbg( rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
"[DM][BT], RSSI_1 state stay at Low\n" );
}
} else if ( ( rtlpriv->btcoexist.bt_pre_rssi_state ==
BT_RSSI_STATE_MEDIUM ) ||
( rtlpriv->btcoexist.bt_pre_rssi_state ==
BT_RSSI_STATE_STAY_MEDIUM ) ) {
if ( undecoratedsmoothed_pwdb >=
( rssi_thresh1 + BT_FW_COEX_THRESH_TOL ) ) {
bt_rssi_state = BT_RSSI_STATE_HIGH;
rtlpriv->btcoexist.cstate |=
BT_COEX_STATE_WIFI_RSSI_1_HIGH;
rtlpriv->btcoexist.cstate &=
~BT_COEX_STATE_WIFI_RSSI_1_LOW;
rtlpriv->btcoexist.cstate &=
~BT_COEX_STATE_WIFI_RSSI_1_MEDIUM;
rtl_dbg( rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
"[DM][BT], RSSI_1 state switch to High\n" );
} else if ( undecoratedsmoothed_pwdb < rssi_thresh ) {
bt_rssi_state = BT_RSSI_STATE_LOW;
rtlpriv->btcoexist.cstate |=
BT_COEX_STATE_WIFI_RSSI_1_LOW;
rtlpriv->btcoexist.cstate &=
~BT_COEX_STATE_WIFI_RSSI_1_HIGH;
rtlpriv->btcoexist.cstate &=
~BT_COEX_STATE_WIFI_RSSI_1_MEDIUM;
rtl_dbg( rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
"[DM][BT], RSSI_1 state switch to Low\n" );
} else {
bt_rssi_state = BT_RSSI_STATE_STAY_MEDIUM;
rtl_dbg( rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
"[DM][BT], RSSI_1 state stay at Medium\n" );
}
} else {
if ( undecoratedsmoothed_pwdb < rssi_thresh1 ) {
bt_rssi_state = BT_RSSI_STATE_MEDIUM;
rtlpriv->btcoexist.cstate |=
BT_COEX_STATE_WIFI_RSSI_1_MEDIUM;
rtlpriv->btcoexist.cstate &=
~BT_COEX_STATE_WIFI_RSSI_1_HIGH;
rtlpriv->btcoexist.cstate &=
~BT_COEX_STATE_WIFI_RSSI_1_LOW;
rtl_dbg( rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
"[DM][BT], RSSI_1 state switch to Medium\n" );
} else {
bt_rssi_state = BT_RSSI_STATE_STAY_HIGH;
rtl_dbg( rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
"[DM][BT], RSSI_1 state stay at High\n" );
}
}
}
rtlpriv->btcoexist.bt_pre_rssi_state1 = bt_rssi_state;
return bt_rssi_state;
}
u8 rtl8723e_dm_bt_check_coex_rssi_state( struct ieee80211_hw *hw,
u8 level_num,
u8 rssi_thresh,
u8 rssi_thresh1 )
{
struct rtl_priv *rtlpriv = rtl_priv( hw );
long undecoratedsmoothed_pwdb = 0;
u8 bt_rssi_state = 0;
undecoratedsmoothed_pwdb = rtl8723e_dm_bt_get_rx_ss( hw );
if ( level_num == 2 ) {
rtlpriv->btcoexist.cstate &=
~BT_COEX_STATE_WIFI_RSSI_MEDIUM;
if ( ( rtlpriv->btcoexist.bt_pre_rssi_state ==
BT_RSSI_STATE_LOW ) ||
( rtlpriv->btcoexist.bt_pre_rssi_state ==
BT_RSSI_STATE_STAY_LOW ) ) {
if ( undecoratedsmoothed_pwdb >=
( rssi_thresh + BT_FW_COEX_THRESH_TOL ) ) {
bt_rssi_state = BT_RSSI_STATE_HIGH;
rtlpriv->btcoexist.cstate
|= BT_COEX_STATE_WIFI_RSSI_HIGH;
rtlpriv->btcoexist.cstate
&= ~BT_COEX_STATE_WIFI_RSSI_LOW;
rtl_dbg( rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
"[DM][BT], RSSI state switch to High\n" );
} else {
bt_rssi_state = BT_RSSI_STATE_STAY_LOW;
rtl_dbg( rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
"[DM][BT], RSSI state stay at Low\n" );
}
} else {
if ( undecoratedsmoothed_pwdb < rssi_thresh ) {
bt_rssi_state = BT_RSSI_STATE_LOW;
rtlpriv->btcoexist.cstate
|= BT_COEX_STATE_WIFI_RSSI_LOW;
rtlpriv->btcoexist.cstate
&= ~BT_COEX_STATE_WIFI_RSSI_HIGH;
rtl_dbg( rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
"[DM][BT], RSSI state switch to Low\n" );
} else {
bt_rssi_state = BT_RSSI_STATE_STAY_HIGH;
rtl_dbg( rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
"[DM][BT], RSSI state stay at High\n" );
}
}
} else if ( level_num == 3 ) {
if ( rssi_thresh > rssi_thresh1 ) {
rtl_dbg( rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
"[DM][BT], RSSI thresh error!!\n" );
return rtlpriv->btcoexist.bt_pre_rssi_state;
}
if ( ( rtlpriv->btcoexist.bt_pre_rssi_state ==
BT_RSSI_STATE_LOW ) ||
( rtlpriv->btcoexist.bt_pre_rssi_state ==
BT_RSSI_STATE_STAY_LOW ) ) {
if ( undecoratedsmoothed_pwdb >=
( rssi_thresh + BT_FW_COEX_THRESH_TOL ) ) {
bt_rssi_state = BT_RSSI_STATE_MEDIUM;
rtlpriv->btcoexist.cstate
|= BT_COEX_STATE_WIFI_RSSI_MEDIUM;
rtlpriv->btcoexist.cstate
&= ~BT_COEX_STATE_WIFI_RSSI_LOW;
rtlpriv->btcoexist.cstate
&= ~BT_COEX_STATE_WIFI_RSSI_HIGH;
rtl_dbg( rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
"[DM][BT], RSSI state switch to Medium\n" );
} else {
bt_rssi_state = BT_RSSI_STATE_STAY_LOW;
rtl_dbg( rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
"[DM][BT], RSSI state stay at Low\n" );
}
} else if ( ( rtlpriv->btcoexist.bt_pre_rssi_state ==
BT_RSSI_STATE_MEDIUM ) ||
( rtlpriv->btcoexist.bt_pre_rssi_state ==
BT_RSSI_STATE_STAY_MEDIUM ) ) {
if ( undecoratedsmoothed_pwdb >=
( rssi_thresh1 + BT_FW_COEX_THRESH_TOL ) ) {
bt_rssi_state = BT_RSSI_STATE_HIGH;
rtlpriv->btcoexist.cstate
|= BT_COEX_STATE_WIFI_RSSI_HIGH;
rtlpriv->btcoexist.cstate
&= ~BT_COEX_STATE_WIFI_RSSI_LOW;
rtlpriv->btcoexist.cstate
&= ~BT_COEX_STATE_WIFI_RSSI_MEDIUM;
rtl_dbg( rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
"[DM][BT], RSSI state switch to High\n" );
} else if ( undecoratedsmoothed_pwdb < rssi_thresh ) {
bt_rssi_state = BT_RSSI_STATE_LOW;
rtlpriv->btcoexist.cstate
|= BT_COEX_STATE_WIFI_RSSI_LOW;
rtlpriv->btcoexist.cstate
&= ~BT_COEX_STATE_WIFI_RSSI_HIGH;
rtlpriv->btcoexist.cstate
&= ~BT_COEX_STATE_WIFI_RSSI_MEDIUM;
rtl_dbg( rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
"[DM][BT], RSSI state switch to Low\n" );
} else {
bt_rssi_state = BT_RSSI_STATE_STAY_MEDIUM;
rtl_dbg( rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
"[DM][BT], RSSI state stay at Medium\n" );
}
} else {
if ( undecoratedsmoothed_pwdb < rssi_thresh1 ) {
bt_rssi_state = BT_RSSI_STATE_MEDIUM;
rtlpriv->btcoexist.cstate
|= BT_COEX_STATE_WIFI_RSSI_MEDIUM;
rtlpriv->btcoexist.cstate
&= ~BT_COEX_STATE_WIFI_RSSI_HIGH;
rtlpriv->btcoexist.cstate
&= ~BT_COEX_STATE_WIFI_RSSI_LOW;
rtl_dbg( rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
"[DM][BT], RSSI state switch to Medium\n" );
} else {
bt_rssi_state = BT_RSSI_STATE_STAY_HIGH;
rtl_dbg( rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
"[DM][BT], RSSI state stay at High\n" );
}
}
}
rtlpriv->btcoexist.bt_pre_rssi_state = bt_rssi_state;
return bt_rssi_state;
}
long rtl8723e_dm_bt_get_rx_ss( struct ieee80211_hw *hw )
{
struct rtl_priv *rtlpriv = rtl_priv( hw );
long undecoratedsmoothed_pwdb = 0;
if ( rtlpriv->mac80211.link_state >= MAC80211_LINKED ) {
undecoratedsmoothed_pwdb =
GET_UNDECORATED_AVERAGE_RSSI( rtlpriv );
} else {
undecoratedsmoothed_pwdb
= rtlpriv->dm.entry_min_undec_sm_pwdb;
}
rtl_dbg( rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
"%s = %ld\n", __func__,
undecoratedsmoothed_pwdb );
return undecoratedsmoothed_pwdb;
}
void rtl8723e_dm_bt_balance( struct ieee80211_hw *hw,
bool balance_on, u8 ms0, u8 ms1 )
{
struct rtl_priv *rtlpriv = rtl_priv( hw );
u8 h2c_parameter[3] = {0};
if ( balance_on ) {
h2c_parameter[2] = 1;
h2c_parameter[1] = ms1;
h2c_parameter[0] = ms0;
rtlpriv->btcoexist.fw_coexist_all_off = false;
} else {
h2c_parameter[2] = 0;
h2c_parameter[1] = 0;
h2c_parameter[0] = 0;
}
rtlpriv->btcoexist.balance_on = balance_on;
rtl_dbg( rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
"[DM][BT], Balance=[%s:%dms:%dms], write 0xc=0x%x\n",
balance_on ? "ON" : "OFF", ms0, ms1, h2c_parameter[0] << 16 |
h2c_parameter[1] << 8 | h2c_parameter[2] );
rtl8723e_fill_h2c_cmd( hw, 0xc, 3, h2c_parameter );
}
void rtl8723e_dm_bt_agc_table( struct ieee80211_hw *hw, u8 type )
{
struct rtl_priv *rtlpriv = rtl_priv( hw );
if ( type == BT_AGCTABLE_OFF ) {
rtl_dbg( rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
"[BT]AGCTable Off!\n" );
rtl_write_dword( rtlpriv, 0xc78, 0x641c0001 );
rtl_write_dword( rtlpriv, 0xc78, 0x631d0001 );
rtl_write_dword( rtlpriv, 0xc78, 0x621e0001 );
rtl_write_dword( rtlpriv, 0xc78, 0x611f0001 );
rtl_write_dword( rtlpriv, 0xc78, 0x60200001 );
rtl8723e_phy_set_rf_reg( hw, RF90_PATH_A,
RF_RX_AGC_HP, 0xfffff, 0x32000 );
rtl8723e_phy_set_rf_reg( hw, RF90_PATH_A,
RF_RX_AGC_HP, 0xfffff, 0x71000 );
rtl8723e_phy_set_rf_reg( hw, RF90_PATH_A,
RF_RX_AGC_HP, 0xfffff, 0xb0000 );
rtl8723e_phy_set_rf_reg( hw, RF90_PATH_A,
RF_RX_AGC_HP, 0xfffff, 0xfc000 );
rtl8723e_phy_set_rf_reg( hw, RF90_PATH_A,
RF_RX_G1, 0xfffff, 0x30355 );
} else if ( type == BT_AGCTABLE_ON ) {
rtl_dbg( rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
"[BT]AGCTable On!\n" );
rtl_write_dword( rtlpriv, 0xc78, 0x4e1c0001 );
rtl_write_dword( rtlpriv, 0xc78, 0x4d1d0001 );
rtl_write_dword( rtlpriv, 0xc78, 0x4c1e0001 );
rtl_write_dword( rtlpriv, 0xc78, 0x4b1f0001 );
rtl_write_dword( rtlpriv, 0xc78, 0x4a200001 );
rtl8723e_phy_set_rf_reg( hw, RF90_PATH_A,
RF_RX_AGC_HP, 0xfffff, 0xdc000 );
rtl8723e_phy_set_rf_reg( hw, RF90_PATH_A,
RF_RX_AGC_HP, 0xfffff, 0x90000 );
rtl8723e_phy_set_rf_reg( hw, RF90_PATH_A,
RF_RX_AGC_HP, 0xfffff, 0x51000 );
rtl8723e_phy_set_rf_reg( hw, RF90_PATH_A,
RF_RX_AGC_HP, 0xfffff, 0x12000 );
rtl8723e_phy_set_rf_reg( hw, RF90_PATH_A,
RF_RX_G1, 0xfffff, 0x00355 );
rtlpriv->btcoexist.sw_coexist_all_off = false;
}
}
void rtl8723e_dm_bt_bb_back_off_level( struct ieee80211_hw *hw, u8 type )
{
struct rtl_priv *rtlpriv = rtl_priv( hw );
if ( type == BT_BB_BACKOFF_OFF ) {
rtl_dbg( rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
"[BT]BBBackOffLevel Off!\n" );
rtl_write_dword( rtlpriv, 0xc04, 0x3a05611 );
} else if ( type == BT_BB_BACKOFF_ON ) {
rtl_dbg( rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
"[BT]BBBackOffLevel On!\n" );
rtl_write_dword( rtlpriv, 0xc04, 0x3a07611 );
rtlpriv->btcoexist.sw_coexist_all_off = false;
}
}
void rtl8723e_dm_bt_fw_coex_all_off( struct ieee80211_hw *hw )
{
struct rtl_priv *rtlpriv = rtl_priv( hw );
rtl_dbg( rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
"rtl8723e_dm_bt_fw_coex_all_off()\n" );
if ( rtlpriv->btcoexist.fw_coexist_all_off )
return;
rtl_dbg( rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
"rtl8723e_dm_bt_fw_coex_all_off(), real Do\n" );
rtl8723e_dm_bt_fw_coex_all_off_8723a( hw );
rtlpriv->btcoexist.fw_coexist_all_off = true;
}
void rtl8723e_dm_bt_sw_coex_all_off( struct ieee80211_hw *hw )
{
struct rtl_priv *rtlpriv = rtl_priv( hw );
rtl_dbg( rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
"%s\n", __func__ );
if ( rtlpriv->btcoexist.sw_coexist_all_off )
return;
rtl_dbg( rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
"%s, real Do\n", __func__ );
rtl8723e_dm_bt_sw_coex_all_off_8723a( hw );
rtlpriv->btcoexist.sw_coexist_all_off = true;
}
void rtl8723e_dm_bt_hw_coex_all_off( struct ieee80211_hw *hw )
{
struct rtl_priv *rtlpriv = rtl_priv( hw );
rtl_dbg( rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
"%s\n", __func__ );
if ( rtlpriv->btcoexist.hw_coexist_all_off )
return;
rtl_dbg( rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
"%s, real Do\n", __func__ );
rtl8723e_dm_bt_hw_coex_all_off_8723a( hw );
rtlpriv->btcoexist.hw_coexist_all_off = true;
}
void rtl8723e_btdm_coex_all_off( struct ieee80211_hw *hw )
{
rtl8723e_dm_bt_fw_coex_all_off( hw );
rtl8723e_dm_bt_sw_coex_all_off( hw );
rtl8723e_dm_bt_hw_coex_all_off( hw );
}
bool rtl8723e_dm_bt_is_coexist_state_changed( 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 ) )
return false;
return true;
}
bool rtl8723e_dm_bt_is_wifi_up_link( struct ieee80211_hw *hw )
{
struct rtl_priv *rtlpriv = rtl_priv( hw );
if ( rtlpriv->link_info.tx_busy_traffic )
return true;
return false;
}