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halbtc8821a2ant.c
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// SPDX-License-Identifier: GPL-2.0
/* Copyright( c ) 2012 Realtek Corporation.*/
/************************************************************
* Description:
*
* This file is for RTL8821A Co-exist mechanism
*
* History
* 2012/08/22 Cosa first check in.
* 2012/11/14 Cosa Revise for 8821A 2Ant out sourcing.
*
************************************************************/
/************************************************************
* include files
************************************************************/
#include "halbt_precomp.h"
/************************************************************
* Global variables, these are static variables
************************************************************/
static struct coex_dm_8821a_2ant glcoex_dm_8821a_2ant;
static struct coex_dm_8821a_2ant *coex_dm = &glcoex_dm_8821a_2ant;
static struct coex_sta_8821a_2ant glcoex_sta_8821a_2ant;
static struct coex_sta_8821a_2ant *coex_sta = &glcoex_sta_8821a_2ant;
static const char *const glbt_info_src_8821a_2ant[] = {
"BT Info[wifi fw]",
"BT Info[bt rsp]",
"BT Info[bt auto report]",
};
static u32 glcoex_ver_date_8821a_2ant = 20130618;
static u32 glcoex_ver_8821a_2ant = 0x5050;
/************************************************************
* local function proto type if needed
*
* local function start with btc8821a2ant_
************************************************************/
static u8 btc8821a2ant_bt_rssi_state( struct btc_coexist *btcoexist,
u8 level_num, u8 rssi_thresh,
u8 rssi_thresh1 )
{
struct rtl_priv *rtlpriv = btcoexist->adapter;
long bt_rssi = 0;
u8 bt_rssi_state = coex_sta->pre_bt_rssi_state;
bt_rssi = coex_sta->bt_rssi;
if ( level_num == 2 ) {
if ( ( coex_sta->pre_bt_rssi_state == BTC_RSSI_STATE_LOW ) ||
( coex_sta->pre_bt_rssi_state == BTC_RSSI_STATE_STAY_LOW ) ) {
if ( bt_rssi >=
rssi_thresh + BTC_RSSI_COEX_THRESH_TOL_8821A_2ANT ) {
bt_rssi_state = BTC_RSSI_STATE_HIGH;
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], BT Rssi state switch to High\n" );
} else {
bt_rssi_state = BTC_RSSI_STATE_STAY_LOW;
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], BT Rssi state stay at Low\n" );
}
} else {
if ( bt_rssi < rssi_thresh ) {
bt_rssi_state = BTC_RSSI_STATE_LOW;
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], BT Rssi state switch to Low\n" );
} else {
bt_rssi_state = BTC_RSSI_STATE_STAY_HIGH;
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], BT Rssi state stay at High\n" );
}
}
} else if ( level_num == 3 ) {
if ( rssi_thresh > rssi_thresh1 ) {
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], BT Rssi thresh error!!\n" );
return coex_sta->pre_bt_rssi_state;
}
if ( ( coex_sta->pre_bt_rssi_state == BTC_RSSI_STATE_LOW ) ||
( coex_sta->pre_bt_rssi_state == BTC_RSSI_STATE_STAY_LOW ) ) {
if ( bt_rssi >=
( rssi_thresh +
BTC_RSSI_COEX_THRESH_TOL_8821A_2ANT ) ) {
bt_rssi_state = BTC_RSSI_STATE_MEDIUM;
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], BT Rssi state switch to Medium\n" );
} else {
bt_rssi_state = BTC_RSSI_STATE_STAY_LOW;
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], BT Rssi state stay at Low\n" );
}
} else if ( ( coex_sta->pre_bt_rssi_state ==
BTC_RSSI_STATE_MEDIUM ) ||
( coex_sta->pre_bt_rssi_state ==
BTC_RSSI_STATE_STAY_MEDIUM ) ) {
if ( bt_rssi >=
( rssi_thresh1 +
BTC_RSSI_COEX_THRESH_TOL_8821A_2ANT ) ) {
bt_rssi_state = BTC_RSSI_STATE_HIGH;
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], BT Rssi state switch to High\n" );
} else if ( bt_rssi < rssi_thresh ) {
bt_rssi_state = BTC_RSSI_STATE_LOW;
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], BT Rssi state switch to Low\n" );
} else {
bt_rssi_state = BTC_RSSI_STATE_STAY_MEDIUM;
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], BT Rssi state stay at Medium\n" );
}
} else {
if ( bt_rssi < rssi_thresh1 ) {
bt_rssi_state = BTC_RSSI_STATE_MEDIUM;
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], BT Rssi state switch to Medium\n" );
} else {
bt_rssi_state = BTC_RSSI_STATE_STAY_HIGH;
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], BT Rssi state stay at High\n" );
}
}
}
coex_sta->pre_bt_rssi_state = bt_rssi_state;
return bt_rssi_state;
}
static u8 btc8821a2ant_wifi_rssi_state( struct btc_coexist *btcoexist,
u8 index, u8 level_num,
u8 rssi_thresh, u8 rssi_thresh1 )
{
struct rtl_priv *rtlpriv = btcoexist->adapter;
long wifi_rssi = 0;
u8 wifi_rssi_state = coex_sta->pre_wifi_rssi_state[index];
btcoexist->btc_get( btcoexist, BTC_GET_S4_WIFI_RSSI, &wifi_rssi );
if ( level_num == 2 ) {
if ( ( coex_sta->pre_wifi_rssi_state[index] ==
BTC_RSSI_STATE_LOW ) ||
( coex_sta->pre_wifi_rssi_state[index] ==
BTC_RSSI_STATE_STAY_LOW ) ) {
if ( wifi_rssi >=
( rssi_thresh+BTC_RSSI_COEX_THRESH_TOL_8821A_2ANT ) ) {
wifi_rssi_state = BTC_RSSI_STATE_HIGH;
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], wifi RSSI state switch to High\n" );
} else {
wifi_rssi_state = BTC_RSSI_STATE_STAY_LOW;
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], wifi RSSI state stay at Low\n" );
}
} else {
if ( wifi_rssi < rssi_thresh ) {
wifi_rssi_state = BTC_RSSI_STATE_LOW;
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], wifi RSSI state switch to Low\n" );
} else {
wifi_rssi_state = BTC_RSSI_STATE_STAY_HIGH;
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], wifi RSSI state stay at High\n" );
}
}
} else if ( level_num == 3 ) {
if ( rssi_thresh > rssi_thresh1 ) {
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], wifi RSSI thresh error!!\n" );
return coex_sta->pre_wifi_rssi_state[index];
}
if ( ( coex_sta->pre_wifi_rssi_state[index] ==
BTC_RSSI_STATE_LOW ) ||
( coex_sta->pre_wifi_rssi_state[index] ==
BTC_RSSI_STATE_STAY_LOW ) ) {
if ( wifi_rssi >=
( rssi_thresh +
BTC_RSSI_COEX_THRESH_TOL_8821A_2ANT ) ) {
wifi_rssi_state = BTC_RSSI_STATE_MEDIUM;
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], wifi RSSI state switch to Medium\n" );
} else {
wifi_rssi_state = BTC_RSSI_STATE_STAY_LOW;
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], wifi RSSI state stay at Low\n" );
}
} else if ( ( coex_sta->pre_wifi_rssi_state[index] ==
BTC_RSSI_STATE_MEDIUM ) ||
( coex_sta->pre_wifi_rssi_state[index] ==
BTC_RSSI_STATE_STAY_MEDIUM ) ) {
if ( wifi_rssi >= ( rssi_thresh1 +
BTC_RSSI_COEX_THRESH_TOL_8821A_2ANT ) ) {
wifi_rssi_state = BTC_RSSI_STATE_HIGH;
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], wifi RSSI state switch to High\n" );
} else if ( wifi_rssi < rssi_thresh ) {
wifi_rssi_state = BTC_RSSI_STATE_LOW;
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], wifi RSSI state switch to Low\n" );
} else {
wifi_rssi_state = BTC_RSSI_STATE_STAY_MEDIUM;
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], wifi RSSI state stay at Medium\n" );
}
} else {
if ( wifi_rssi < rssi_thresh1 ) {
wifi_rssi_state = BTC_RSSI_STATE_MEDIUM;
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], wifi RSSI state switch to Medium\n" );
} else {
wifi_rssi_state = BTC_RSSI_STATE_STAY_HIGH;
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], wifi RSSI state stay at High\n" );
}
}
}
coex_sta->pre_wifi_rssi_state[index] = wifi_rssi_state;
return wifi_rssi_state;
}
static
void btc8821a2ant_limited_rx( struct btc_coexist *btcoexist, bool force_exec,
bool rej_ap_agg_pkt, bool bt_ctrl_agg_buf_size,
u8 agg_buf_size )
{
bool reject_rx_agg = rej_ap_agg_pkt;
bool bt_ctrl_rx_agg_size = bt_ctrl_agg_buf_size;
u8 rx_agg_size = agg_buf_size;
/* Rx Aggregation related setting */
btcoexist->btc_set( btcoexist, BTC_SET_BL_TO_REJ_AP_AGG_PKT,
&reject_rx_agg );
/* decide BT control aggregation buf size or not */
btcoexist->btc_set( btcoexist, BTC_SET_BL_BT_CTRL_AGG_SIZE,
&bt_ctrl_rx_agg_size );
/* aggregation buf size, works when BT control Rx aggregation size */
btcoexist->btc_set( btcoexist, BTC_SET_U1_AGG_BUF_SIZE, &rx_agg_size );
/* real update aggregation setting */
btcoexist->btc_set( btcoexist, BTC_SET_ACT_AGGREGATE_CTRL, NULL );
}
static void btc8821a2ant_monitor_bt_ctr( struct btc_coexist *btcoexist )
{
struct rtl_priv *rtlpriv = btcoexist->adapter;
struct btc_bt_link_info *bt_link_info = &btcoexist->bt_link_info;
u32 reg_hp_txrx, reg_lp_txrx, u4tmp;
u32 reg_hp_tx = 0, reg_hp_rx = 0, reg_lp_tx = 0, reg_lp_rx = 0;
reg_hp_txrx = 0x770;
reg_lp_txrx = 0x774;
u4tmp = btcoexist->btc_read_4byte( btcoexist, reg_hp_txrx );
reg_hp_tx = u4tmp & MASKLWORD;
reg_hp_rx = ( u4tmp & MASKHWORD ) >> 16;
u4tmp = btcoexist->btc_read_4byte( btcoexist, reg_lp_txrx );
reg_lp_tx = u4tmp & MASKLWORD;
reg_lp_rx = ( u4tmp & MASKHWORD ) >> 16;
coex_sta->high_priority_tx = reg_hp_tx;
coex_sta->high_priority_rx = reg_hp_rx;
coex_sta->low_priority_tx = reg_lp_tx;
coex_sta->low_priority_rx = reg_lp_rx;
if ( ( coex_sta->low_priority_rx >= 950 ) &&
( coex_sta->low_priority_rx >= coex_sta->low_priority_tx ) &&
( !coex_sta->under_ips ) )
bt_link_info->slave_role = true;
else
bt_link_info->slave_role = false;
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], High Priority Tx/Rx (reg 0x%x) = 0x%x(%d)/0x%x(%d)\n",
reg_hp_txrx, reg_hp_tx, reg_hp_tx, reg_hp_rx, reg_hp_rx );
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], Low Priority Tx/Rx (reg 0x%x) = 0x%x(%d)/0x%x(%d)\n",
reg_lp_txrx, reg_lp_tx, reg_lp_tx, reg_lp_rx, reg_lp_rx );
/* reset counter */
btcoexist->btc_write_1byte( btcoexist, 0x76e, 0xc );
}
static void btc8821a2ant_monitor_wifi_ctr( struct btc_coexist *btcoexist )
{
if ( coex_sta->under_ips ) {
coex_sta->crc_ok_cck = 0;
coex_sta->crc_ok_11g = 0;
coex_sta->crc_ok_11n = 0;
coex_sta->crc_ok_11n_agg = 0;
coex_sta->crc_err_cck = 0;
coex_sta->crc_err_11g = 0;
coex_sta->crc_err_11n = 0;
coex_sta->crc_err_11n_agg = 0;
} else {
coex_sta->crc_ok_cck =
btcoexist->btc_read_4byte( btcoexist, 0xf88 );
coex_sta->crc_ok_11g =
btcoexist->btc_read_2byte( btcoexist, 0xf94 );
coex_sta->crc_ok_11n =
btcoexist->btc_read_2byte( btcoexist, 0xf90 );
coex_sta->crc_ok_11n_agg =
btcoexist->btc_read_2byte( btcoexist, 0xfb8 );
coex_sta->crc_err_cck =
btcoexist->btc_read_4byte( btcoexist, 0xf84 );
coex_sta->crc_err_11g =
btcoexist->btc_read_2byte( btcoexist, 0xf96 );
coex_sta->crc_err_11n =
btcoexist->btc_read_2byte( btcoexist, 0xf92 );
coex_sta->crc_err_11n_agg =
btcoexist->btc_read_2byte( btcoexist, 0xfba );
}
/* reset counter */
btcoexist->btc_write_1byte_bitmask( btcoexist, 0xf16, 0x1, 0x1 );
btcoexist->btc_write_1byte_bitmask( btcoexist, 0xf16, 0x1, 0x0 );
}
static void btc8821a2ant_query_bt_info( struct btc_coexist *btcoexist )
{
struct rtl_priv *rtlpriv = btcoexist->adapter;
u8 h2c_parameter[1] = {0};
coex_sta->c2h_bt_info_req_sent = true;
h2c_parameter[0] |= BIT0; /* trigger */
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], Query Bt Info, FW write 0x61 = 0x%x\n",
h2c_parameter[0] );
btcoexist->btc_fill_h2c( btcoexist, 0x61, 1, h2c_parameter );
}
static bool btc8821a2ant_is_wifi_status_changed( struct btc_coexist *btcoexist )
{
static bool pre_wifi_busy = true;
static bool pre_under_4way = true;
static bool pre_bt_hs_on = true;
bool wifi_busy = false, under_4way = false, bt_hs_on = false;
bool wifi_connected = false;
u8 wifi_rssi_state = BTC_RSSI_STATE_HIGH;
btcoexist->btc_get( btcoexist, BTC_GET_BL_WIFI_CONNECTED,
&wifi_connected );
btcoexist->btc_get( btcoexist, BTC_GET_BL_WIFI_BUSY, &wifi_busy );
btcoexist->btc_get( btcoexist, BTC_GET_BL_HS_OPERATION, &bt_hs_on );
btcoexist->btc_get( btcoexist, BTC_GET_BL_WIFI_4_WAY_PROGRESS,
&under_4way );
if ( wifi_connected ) {
if ( wifi_busy != pre_wifi_busy ) {
pre_wifi_busy = wifi_busy;
return true;
}
if ( under_4way != pre_under_4way ) {
pre_under_4way = under_4way;
return true;
}
if ( bt_hs_on != pre_bt_hs_on ) {
pre_bt_hs_on = bt_hs_on;
return true;
}
wifi_rssi_state = btc8821a2ant_wifi_rssi_state( btcoexist, 3, 2,
BT_8821A_2ANT_WIFI_RSSI_COEXSWITCH_THRES, 0 );
if ( ( wifi_rssi_state == BTC_RSSI_STATE_HIGH ) ||
( wifi_rssi_state == BTC_RSSI_STATE_LOW ) )
return true;
}
return false;
}
static void btc8821a2ant_update_bt_link_info( struct btc_coexist *btcoexist )
{
struct btc_bt_link_info *bt_link_info = &btcoexist->bt_link_info;
bool bt_hs_on = false;
btcoexist->btc_get( btcoexist, BTC_GET_BL_HS_OPERATION, &bt_hs_on );
bt_link_info->bt_link_exist = coex_sta->bt_link_exist;
bt_link_info->sco_exist = coex_sta->sco_exist;
bt_link_info->a2dp_exist = coex_sta->a2dp_exist;
bt_link_info->pan_exist = coex_sta->pan_exist;
bt_link_info->hid_exist = coex_sta->hid_exist;
/* work around for HS mode. */
if ( bt_hs_on ) {
bt_link_info->pan_exist = true;
bt_link_info->bt_link_exist = true;
}
/* check if Sco only */
if ( bt_link_info->sco_exist && !bt_link_info->a2dp_exist &&
!bt_link_info->pan_exist && !bt_link_info->hid_exist )
bt_link_info->sco_only = true;
else
bt_link_info->sco_only = false;
/* check if A2dp only */
if ( !bt_link_info->sco_exist && bt_link_info->a2dp_exist &&
!bt_link_info->pan_exist && !bt_link_info->hid_exist )
bt_link_info->a2dp_only = true;
else
bt_link_info->a2dp_only = false;
/* check if Pan only */
if ( !bt_link_info->sco_exist && !bt_link_info->a2dp_exist &&
bt_link_info->pan_exist && !bt_link_info->hid_exist )
bt_link_info->pan_only = true;
else
bt_link_info->pan_only = false;
/* check if Hid only */
if ( !bt_link_info->sco_exist && !bt_link_info->a2dp_exist &&
!bt_link_info->pan_exist && bt_link_info->hid_exist )
bt_link_info->hid_only = true;
else
bt_link_info->hid_only = false;
}
static u8 btc8821a2ant_action_algorithm( struct btc_coexist *btcoexist )
{
struct rtl_priv *rtlpriv = btcoexist->adapter;
struct btc_bt_link_info *bt_link_info = &btcoexist->bt_link_info;
bool bt_hs_on = false;
u8 algorithm = BT_8821A_2ANT_COEX_ALGO_UNDEFINED;
u8 num_of_diff_profile = 0;
btcoexist->btc_get( btcoexist, BTC_GET_BL_HS_OPERATION, &bt_hs_on );
if ( !bt_link_info->bt_link_exist ) {
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], No BT link exists!!!\n" );
return algorithm;
}
if ( bt_link_info->sco_exist )
num_of_diff_profile++;
if ( bt_link_info->hid_exist )
num_of_diff_profile++;
if ( bt_link_info->pan_exist )
num_of_diff_profile++;
if ( bt_link_info->a2dp_exist )
num_of_diff_profile++;
if ( num_of_diff_profile == 1 ) {
if ( bt_link_info->sco_exist ) {
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], SCO only\n" );
algorithm = BT_8821A_2ANT_COEX_ALGO_SCO;
} else {
if ( bt_link_info->hid_exist ) {
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], HID only\n" );
algorithm = BT_8821A_2ANT_COEX_ALGO_HID;
} else if ( bt_link_info->a2dp_exist ) {
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], A2DP only\n" );
algorithm = BT_8821A_2ANT_COEX_ALGO_A2DP;
} else if ( bt_link_info->pan_exist ) {
if ( bt_hs_on ) {
RT_TRACE( rtlpriv, COMP_BT_COEXIST,
DBG_LOUD,
"[BTCoex], PAN(HS) only\n" );
algorithm = BT_8821A_2ANT_COEX_ALGO_PANHS;
} else {
RT_TRACE( rtlpriv, COMP_BT_COEXIST,
DBG_LOUD,
"[BTCoex], PAN(EDR) only\n" );
algorithm = BT_8821A_2ANT_COEX_ALGO_PANEDR;
}
}
}
} else if ( num_of_diff_profile == 2 ) {
if ( bt_link_info->sco_exist ) {
if ( bt_link_info->hid_exist ) {
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], SCO + HID\n" );
algorithm = BT_8821A_2ANT_COEX_ALGO_SCO;
} else if ( bt_link_info->a2dp_exist ) {
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], SCO + A2DP ==> SCO\n" );
algorithm = BT_8821A_2ANT_COEX_ALGO_SCO;
} else if ( bt_link_info->pan_exist ) {
if ( bt_hs_on ) {
RT_TRACE( rtlpriv, COMP_BT_COEXIST,
DBG_LOUD,
"[BTCoex], SCO + PAN(HS)\n" );
algorithm = BT_8821A_2ANT_COEX_ALGO_SCO;
} else {
RT_TRACE( rtlpriv, COMP_BT_COEXIST,
DBG_LOUD,
"[BTCoex], SCO + PAN(EDR)\n" );
algorithm = BT_8821A_2ANT_COEX_ALGO_SCO;
}
}
} else {
if ( bt_link_info->hid_exist &&
bt_link_info->a2dp_exist ) {
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], HID + A2DP\n" );
algorithm = BT_8821A_2ANT_COEX_ALGO_HID_A2DP;
} else if ( bt_link_info->hid_exist &&
bt_link_info->pan_exist ) {
if ( bt_hs_on ) {
RT_TRACE( rtlpriv, COMP_BT_COEXIST,
DBG_LOUD,
"[BTCoex], HID + PAN(HS)\n" );
algorithm = BT_8821A_2ANT_COEX_ALGO_HID;
} else {
RT_TRACE( rtlpriv, COMP_BT_COEXIST,
DBG_LOUD,
"[BTCoex], HID + PAN(EDR)\n" );
algorithm =
BT_8821A_2ANT_COEX_ALGO_PANEDR_HID;
}
} else if ( bt_link_info->pan_exist &&
bt_link_info->a2dp_exist ) {
if ( bt_hs_on ) {
RT_TRACE( rtlpriv, COMP_BT_COEXIST,
DBG_LOUD,
"[BTCoex], A2DP + PAN(HS)\n" );
algorithm =
BT_8821A_2ANT_COEX_ALGO_A2DP_PANHS;
} else {
RT_TRACE( rtlpriv, COMP_BT_COEXIST,
DBG_LOUD,
"[BTCoex], A2DP + PAN(EDR)\n" );
algorithm =
BT_8821A_2ANT_COEX_ALGO_PANEDR_A2DP;
}
}
}
} else if ( num_of_diff_profile == 3 ) {
if ( bt_link_info->sco_exist ) {
if ( bt_link_info->hid_exist &&
bt_link_info->a2dp_exist ) {
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], SCO + HID + A2DP ==> HID\n" );
algorithm = BT_8821A_2ANT_COEX_ALGO_SCO;
} else if ( bt_link_info->hid_exist &&
bt_link_info->pan_exist ) {
if ( bt_hs_on ) {
RT_TRACE( rtlpriv, COMP_BT_COEXIST,
DBG_LOUD,
"[BTCoex], SCO + HID + PAN(HS)\n" );
algorithm = BT_8821A_2ANT_COEX_ALGO_SCO;
} else {
RT_TRACE( rtlpriv, COMP_BT_COEXIST,
DBG_LOUD,
"[BTCoex], SCO + HID + PAN(EDR)\n" );
algorithm = BT_8821A_2ANT_COEX_ALGO_SCO;
}
} else if ( bt_link_info->pan_exist &&
bt_link_info->a2dp_exist ) {
if ( bt_hs_on ) {
RT_TRACE( rtlpriv, COMP_BT_COEXIST,
DBG_LOUD,
"[BTCoex], SCO + A2DP + PAN(HS)\n" );
algorithm = BT_8821A_2ANT_COEX_ALGO_SCO;
} else {
RT_TRACE( rtlpriv, COMP_BT_COEXIST,
DBG_LOUD,
"[BTCoex], SCO + A2DP + PAN(EDR) ==> HID\n" );
algorithm = BT_8821A_2ANT_COEX_ALGO_SCO;
}
}
} else {
if ( bt_link_info->hid_exist &&
bt_link_info->pan_exist &&
bt_link_info->a2dp_exist ) {
if ( bt_hs_on ) {
RT_TRACE( rtlpriv, COMP_BT_COEXIST,
DBG_LOUD,
"[BTCoex], HID + A2DP + PAN(HS)\n" );
algorithm =
BT_8821A_2ANT_COEX_ALGO_HID_A2DP;
} else {
RT_TRACE( rtlpriv, COMP_BT_COEXIST,
DBG_LOUD,
"[BTCoex], HID + A2DP + PAN(EDR)\n" );
algorithm =
BT_8821A_2ANT_COEX_ALGO_HID_A2DP_PANEDR;
}
}
}
} else if ( num_of_diff_profile >= 3 ) {
if ( bt_link_info->sco_exist ) {
if ( bt_link_info->hid_exist &&
bt_link_info->pan_exist &&
bt_link_info->a2dp_exist ) {
if ( bt_hs_on ) {
RT_TRACE( rtlpriv, COMP_BT_COEXIST,
DBG_LOUD,
"[BTCoex], Error!!! SCO + HID + A2DP + PAN(HS)\n" );
} else {
RT_TRACE( rtlpriv, COMP_BT_COEXIST,
DBG_LOUD,
"[BTCoex], SCO + HID + A2DP + PAN(EDR)==>PAN(EDR)+HID\n" );
algorithm = BT_8821A_2ANT_COEX_ALGO_SCO;
}
}
}
}
return algorithm;
}
static void btc8821a2ant_set_fw_dac_swing_lvl( struct btc_coexist *btcoexist,
u8 dac_swing_lvl )
{
struct rtl_priv *rtlpriv = btcoexist->adapter;
u8 h2c_parameter[1] = {0};
/* There are several type of dacswing
* 0x18/ 0x10/ 0xc/ 0x8/ 0x4/ 0x6
*/
h2c_parameter[0] = dac_swing_lvl;
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], Set Dac Swing Level = 0x%x\n", dac_swing_lvl );
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], FW write 0x64 = 0x%x\n", h2c_parameter[0] );
btcoexist->btc_fill_h2c( btcoexist, 0x64, 1, h2c_parameter );
}
static void btc8821a2ant_set_fw_dec_bt_pwr( struct btc_coexist *btcoexist,
u8 dec_bt_pwr_lvl )
{
struct rtl_priv *rtlpriv = btcoexist->adapter;
u8 h2c_parameter[1] = {0};
h2c_parameter[0] = dec_bt_pwr_lvl;
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], decrease Bt Power Level : %u, FW write 0x62 = 0x%x\n",
dec_bt_pwr_lvl, h2c_parameter[0] );
btcoexist->btc_fill_h2c( btcoexist, 0x62, 1, h2c_parameter );
}
static void btc8821a2ant_dec_bt_pwr( struct btc_coexist *btcoexist,
bool force_exec, u8 dec_bt_pwr_lvl )
{
struct rtl_priv *rtlpriv = btcoexist->adapter;
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], %s Dec BT power level = %u\n",
( force_exec ? "force to" : "" ), dec_bt_pwr_lvl );
coex_dm->cur_dec_bt_pwr_lvl = dec_bt_pwr_lvl;
if ( !force_exec ) {
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], pre_dec_bt_pwr_lvl = %d, cur_dec_bt_pwr_lvl = %d\n",
coex_dm->pre_dec_bt_pwr_lvl,
coex_dm->cur_dec_bt_pwr_lvl );
if ( coex_dm->pre_dec_bt_pwr_lvl == coex_dm->cur_dec_bt_pwr_lvl )
return;
}
btc8821a2ant_set_fw_dec_bt_pwr( btcoexist, coex_dm->cur_dec_bt_pwr_lvl );
coex_dm->pre_dec_bt_pwr_lvl = coex_dm->cur_dec_bt_pwr_lvl;
}
static void btc8821a2ant_fw_dac_swing_lvl( struct btc_coexist *btcoexist,
bool force_exec, u8 fw_dac_swing_lvl )
{
struct rtl_priv *rtlpriv = btcoexist->adapter;
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], %s set FW Dac Swing level = %d\n",
( force_exec ? "force to" : "" ), fw_dac_swing_lvl );
coex_dm->cur_fw_dac_swing_lvl = fw_dac_swing_lvl;
if ( !force_exec ) {
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], pre_fw_dac_swing_lvl = %d, cur_fw_dac_swing_lvl = %d\n",
coex_dm->pre_fw_dac_swing_lvl,
coex_dm->cur_fw_dac_swing_lvl );
if ( coex_dm->pre_fw_dac_swing_lvl ==
coex_dm->cur_fw_dac_swing_lvl )
return;
}
btc8821a2ant_set_fw_dac_swing_lvl( btcoexist,
coex_dm->cur_fw_dac_swing_lvl );
coex_dm->pre_fw_dac_swing_lvl = coex_dm->cur_fw_dac_swing_lvl;
}
static void btc8821a2ant_set_sw_penalty_tx_rate_adaptive(
struct btc_coexist *btcoexist, bool low_penalty_ra )
{
struct rtl_priv *rtlpriv = btcoexist->adapter;
u8 h2c_parameter[6] = {0};
h2c_parameter[0] = 0x6; /* opCode, 0x6 = Retry_Penalty */
if ( low_penalty_ra ) {
h2c_parameter[1] |= BIT0;
/* normal rate except MCS7/6/5, OFDM54/48/36 */
h2c_parameter[2] = 0x00;
/* MCS7 or OFDM54 */
h2c_parameter[3] = 0xf5;
/* MCS6 or OFDM48 */
h2c_parameter[4] = 0xa0;
/* MCS5 or OFDM36 */
h2c_parameter[5] = 0xa0;
}
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], set WiFi Low-Penalty Retry: %s",
( low_penalty_ra ? "ON!!" : "OFF!!" ) );
btcoexist->btc_fill_h2c( btcoexist, 0x69, 6, h2c_parameter );
}
static void btc8821a2ant_low_penalty_ra( struct btc_coexist *btcoexist,
bool force_exec, bool low_penalty_ra )
{
struct rtl_priv *rtlpriv = btcoexist->adapter;
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], %s turn LowPenaltyRA = %s\n",
( force_exec ? "force to" : "" ),
( ( low_penalty_ra ) ? "ON" : "OFF" ) );
coex_dm->cur_low_penalty_ra = low_penalty_ra;
if ( !force_exec ) {
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], pre_low_penalty_ra = %d, cur_low_penalty_ra = %d\n",
coex_dm->pre_low_penalty_ra,
coex_dm->cur_low_penalty_ra );
if ( coex_dm->pre_low_penalty_ra == coex_dm->cur_low_penalty_ra )
return;
}
btc8821a2ant_set_sw_penalty_tx_rate_adaptive( btcoexist,
coex_dm->cur_low_penalty_ra );
coex_dm->pre_low_penalty_ra = coex_dm->cur_low_penalty_ra;
}
static void btc8821a2ant_set_dac_swing_reg( struct btc_coexist *btcoexist,
u32 level )
{
struct rtl_priv *rtlpriv = btcoexist->adapter;
u8 val = ( u8 )level;
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], Write SwDacSwing = 0x%x\n", level );
btcoexist->btc_write_1byte_bitmask( btcoexist, 0xc5b, 0x3e, val );
}
static void btc8821a2ant_set_sw_full_dac_swing( struct btc_coexist *btcoexist,
bool sw_dac_swing_on,
u32 sw_dac_swing_lvl )
{
if ( sw_dac_swing_on )
btc8821a2ant_set_dac_swing_reg( btcoexist, sw_dac_swing_lvl );
else
btc8821a2ant_set_dac_swing_reg( btcoexist, 0x18 );
}
static void btc8821a2ant_dac_swing( struct btc_coexist *btcoexist,
bool force_exec, bool dac_swing_on,
u32 dac_swing_lvl )
{
struct rtl_priv *rtlpriv = btcoexist->adapter;
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], %s turn DacSwing = %s, dac_swing_lvl = 0x%x\n",
( force_exec ? "force to" : "" ),
( ( dac_swing_on ) ? "ON" : "OFF" ),
dac_swing_lvl );
coex_dm->cur_dac_swing_on = dac_swing_on;
coex_dm->cur_dac_swing_lvl = dac_swing_lvl;
if ( !force_exec ) {
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], pre_dac_swing_on = %d, pre_dac_swing_lvl = 0x%x, cur_dac_swing_on = %d, cur_dac_swing_lvl = 0x%x\n",
coex_dm->pre_dac_swing_on,
coex_dm->pre_dac_swing_lvl,
coex_dm->cur_dac_swing_on,
coex_dm->cur_dac_swing_lvl );
if ( ( coex_dm->pre_dac_swing_on == coex_dm->cur_dac_swing_on ) &&
( coex_dm->pre_dac_swing_lvl ==
coex_dm->cur_dac_swing_lvl ) )
return;
}
mdelay( 30 );
btc8821a2ant_set_sw_full_dac_swing( btcoexist, dac_swing_on,
dac_swing_lvl );
coex_dm->pre_dac_swing_on = coex_dm->cur_dac_swing_on;
coex_dm->pre_dac_swing_lvl = coex_dm->cur_dac_swing_lvl;
}
static void btc8821a2ant_set_coex_table( struct btc_coexist *btcoexist,
u32 val0x6c0, u32 val0x6c4,
u32 val0x6c8, u8 val0x6cc )
{
struct rtl_priv *rtlpriv = btcoexist->adapter;
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], set coex table, set 0x6c0 = 0x%x\n", val0x6c0 );
btcoexist->btc_write_4byte( btcoexist, 0x6c0, val0x6c0 );
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], set coex table, set 0x6c4 = 0x%x\n", val0x6c4 );
btcoexist->btc_write_4byte( btcoexist, 0x6c4, val0x6c4 );
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], set coex table, set 0x6c8 = 0x%x\n", val0x6c8 );
btcoexist->btc_write_4byte( btcoexist, 0x6c8, val0x6c8 );
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], set coex table, set 0x6cc = 0x%x\n", val0x6cc );
btcoexist->btc_write_1byte( btcoexist, 0x6cc, val0x6cc );
}
static void btc8821a2ant_coex_table( struct btc_coexist *btcoexist,
bool force_exec, u32 val0x6c0,
u32 val0x6c4, u32 val0x6c8, u8 val0x6cc )
{
struct rtl_priv *rtlpriv = btcoexist->adapter;
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], %s write Coex Table 0x6c0 = 0x%x, 0x6c4 = 0x%x, 0x6c8 = 0x%x, 0x6cc = 0x%x\n",
( force_exec ? "force to" : "" ),
val0x6c0, val0x6c4, val0x6c8, val0x6cc );
coex_dm->cur_val0x6c0 = val0x6c0;
coex_dm->cur_val0x6c4 = val0x6c4;
coex_dm->cur_val0x6c8 = val0x6c8;
coex_dm->cur_val0x6cc = val0x6cc;
if ( !force_exec ) {
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], pre_val0x6c0 = 0x%x, pre_val0x6c4 = 0x%x, pre_val0x6c8 = 0x%x, pre_val0x6cc = 0x%x !!\n",
coex_dm->pre_val0x6c0,
coex_dm->pre_val0x6c4,
coex_dm->pre_val0x6c8,
coex_dm->pre_val0x6cc );
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], cur_val0x6c0 = 0x%x, cur_val0x6c4 = 0x%x, cur_val0x6c8 = 0x%x, cur_val0x6cc = 0x%x !!\n",
coex_dm->cur_val0x6c0,
coex_dm->cur_val0x6c4,
coex_dm->cur_val0x6c8,
coex_dm->cur_val0x6cc );
if ( ( coex_dm->pre_val0x6c0 == coex_dm->cur_val0x6c0 ) &&
( coex_dm->pre_val0x6c4 == coex_dm->cur_val0x6c4 ) &&
( coex_dm->pre_val0x6c8 == coex_dm->cur_val0x6c8 ) &&
( coex_dm->pre_val0x6cc == coex_dm->cur_val0x6cc ) )
return;
}
btc8821a2ant_set_coex_table( btcoexist, val0x6c0, val0x6c4, val0x6c8,
val0x6cc );
coex_dm->pre_val0x6c0 = coex_dm->cur_val0x6c0;
coex_dm->pre_val0x6c4 = coex_dm->cur_val0x6c4;
coex_dm->pre_val0x6c8 = coex_dm->cur_val0x6c8;
coex_dm->pre_val0x6cc = coex_dm->cur_val0x6cc;
}
static void btc8821a2ant_coex_table_with_type( struct btc_coexist *btcoexist,
bool force_exec, u8 type )
{
coex_sta->coex_table_type = type;
switch ( type ) {
case 0:
btc8821a2ant_coex_table( btcoexist, force_exec, 0x55555555,
0x55555555, 0xffffff, 0x3 );
break;
case 1:
btc8821a2ant_coex_table( btcoexist, force_exec, 0x55555555,
0x5afa5afa, 0xffffff, 0x3 );
break;
case 2:
btc8821a2ant_coex_table( btcoexist, force_exec, 0x5ada5ada,
0x5ada5ada, 0xffffff, 0x3 );
break;
case 3:
btc8821a2ant_coex_table( btcoexist, force_exec, 0xaaaaaaaa,
0xaaaaaaaa, 0xffffff, 0x3 );
break;
case 4:
btc8821a2ant_coex_table( btcoexist, force_exec, 0xffffffff,
0xffffffff, 0xffffff, 0x3 );
break;
case 5:
btc8821a2ant_coex_table( btcoexist, force_exec, 0x5fff5fff,
0x5fff5fff, 0xffffff, 0x3 );
break;
case 6:
btc8821a2ant_coex_table( btcoexist, force_exec, 0x55ff55ff,
0x5a5a5a5a, 0xffffff, 0x3 );
break;
case 7:
btc8821a2ant_coex_table( btcoexist, force_exec, 0x55dd55dd,
0x5ada5ada, 0xffffff, 0x3 );
break;
case 8:
btc8821a2ant_coex_table( btcoexist, force_exec, 0x55dd55dd,
0x5ada5ada, 0xffffff, 0x3 );
break;
case 9:
btc8821a2ant_coex_table( btcoexist, force_exec, 0x55dd55dd,
0x5ada5ada, 0xffffff, 0x3 );
break;
case 10:
btc8821a2ant_coex_table( btcoexist, force_exec, 0x55dd55dd,
0x5ada5ada, 0xffffff, 0x3 );
break;
case 11:
btc8821a2ant_coex_table( btcoexist, force_exec, 0x55dd55dd,
0x5ada5ada, 0xffffff, 0x3 );
break;
case 12:
btc8821a2ant_coex_table( btcoexist, force_exec, 0x55dd55dd,
0x5ada5ada, 0xffffff, 0x3 );
break;
case 13:
btc8821a2ant_coex_table( btcoexist, force_exec, 0x5fff5fff,
0xaaaaaaaa, 0xffffff, 0x3 );
break;
case 14:
btc8821a2ant_coex_table( btcoexist, force_exec, 0x5fff5fff,
0x5ada5ada, 0xffffff, 0x3 );
break;
case 15:
btc8821a2ant_coex_table( btcoexist, force_exec, 0x55dd55dd,
0xaaaaaaaa, 0xffffff, 0x3 );
break;
case 16:
btc8821a2ant_coex_table( btcoexist, force_exec, 0x5fdf5fdf,
0x5fdb5fdb, 0xffffff, 0x3 );
break;
case 17:
btc8821a2ant_coex_table( btcoexist, force_exec, 0xfafafafa,
0xfafafafa, 0xffffff, 0x3 );
break;
default:
break;
}
}
static void btc8821a2ant_set_fw_ignore_wlan_act( struct btc_coexist *btcoex,
bool enable )
{
struct rtl_priv *rtlpriv = btcoex->adapter;
u8 h2c_parameter[1] = {0};
if ( enable )
h2c_parameter[0] |= BIT0; /* function enable */
RT_TRACE( rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], set FW for BT Ignore Wlan_Act, FW write 0x63 = 0x%x\n",
h2c_parameter[0] );
btcoex->btc_fill_h2c( btcoex, 0x63, 1, h2c_parameter );
}
static void btc8821a2ant_set_lps_rpwm( struct btc_coexist *btcoexist, u8 lps_val,
u8 rpwm_val )
{
u8 lps = lps_val;
u8 rpwm = rpwm_val;
btcoexist->btc_set( btcoexist, BTC_SET_U1_LPS_VAL, &lps );
btcoexist->btc_set( btcoexist, BTC_SET_U1_RPWM_VAL, &rpwm );
}
static void btc8821a2ant_lps_rpwm( struct btc_coexist *btcoexist,
bool force_exec, u8 lps_val, u8 rpwm_val )
{
coex_dm->cur_lps = lps_val;
coex_dm->cur_rpwm = rpwm_val;
if ( !force_exec ) {
if ( ( coex_dm->pre_lps == coex_dm->cur_lps ) &&
( coex_dm->pre_rpwm == coex_dm->cur_rpwm ) )
return;
}
btc8821a2ant_set_lps_rpwm( btcoexist, lps_val, rpwm_val );
coex_dm->pre_lps = coex_dm->cur_lps;