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rtlwifi: btcoex: 23b 1ant: add wifi_only argument to init_hwconfig 

In case of wifi_only, we can simply switch antenna to wifi.

Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Cc: Yan-Hsuan Chuang <yhchuang@realtek.com>
Cc: Birming Chiu <birming@realtek.com>
Cc: Shaofu <shaofu@realtek.com>
Cc: Steven Ting <steventing@realtek.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
This commit is contained in:
Ping-Ke Shih 2017-05-19 10:59:31 -05:00 committed by Kalle Valo
parent 0d4ae14226
commit 8ffb5b6926
2 changed files with 47 additions and 59 deletions
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102
drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b1ant.c
View File

@ -2162,86 +2162,63 @@ static void halbtc8723b1ant_init_coex_dm(struct btc_coexist *btcoexist)
/* sw all off */
halbtc8723b1ant_sw_mechanism(btcoexist, false);
halbtc8723b1ant_ps_tdma(btcoexist, FORCE_EXEC, false, 8);
halbtc8723b1ant_coex_table_with_type(btcoexist, FORCE_EXEC, 0);
coex_sta->pop_event_cnt = 0;
}
static void halbtc8723b1ant_init_hw_config(struct btc_coexist *btcoexist,
bool backup)
bool backup, bool wifi_only)
{
struct rtl_priv *rtlpriv = btcoexist->adapter;
u32 u32tmp = 0;
u8 u8tmp = 0;
u32 cnt_bt_cal_chk = 0;
u8 u8tmpa = 0, u8tmpb = 0;
RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], 1Ant Init HW Config!!\n");
if (backup) {/* backup rf 0x1e value */
coex_dm->backup_arfr_cnt1 =
btcoexist->btc_read_4byte(btcoexist, 0x430);
coex_dm->backup_arfr_cnt2 =
btcoexist->btc_read_4byte(btcoexist, 0x434);
coex_dm->backup_retry_limit =
btcoexist->btc_read_2byte(btcoexist, 0x42a);
coex_dm->backup_ampdu_max_time =
btcoexist->btc_read_1byte(btcoexist, 0x456);
}
/* WiFi goto standby while GNT_BT 0-->1 */
btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, 0x1, 0xfffff, 0x780);
/* BT goto standby while GNT_BT 1-->0 */
btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, 0x2, 0xfffff, 0x500);
btcoexist->btc_write_1byte(btcoexist, 0x974, 0xff);
btcoexist->btc_write_1byte_bitmask(btcoexist, 0x944, 0x3, 0x3);
btcoexist->btc_write_1byte(btcoexist, 0x930, 0x77);
/* BT calibration check */
while (cnt_bt_cal_chk <= 20) {
u32tmp = btcoexist->btc_read_4byte(btcoexist, 0x49d);
cnt_bt_cal_chk++;
if (u32tmp & BIT0) {
RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], ########### BT calibration(cnt=%d) ###########\n",
cnt_bt_cal_chk);
mdelay(50);
} else {
RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], ********** BT NOT calibration (cnt=%d)**********\n",
cnt_bt_cal_chk);
break;
}
}
/* 0xf0[15:12] --> Chip Cut information */
coex_sta->cut_version =
(btcoexist->btc_read_1byte(btcoexist, 0xf1) & 0xf0) >> 4;
/* enable TBTT interrupt */
btcoexist->btc_write_1byte_bitmask(btcoexist, 0x550, 0x8, 0x1);
/* 0x790[5:0] = 0x5 */
u8tmp = btcoexist->btc_read_1byte(btcoexist, 0x790);
u8tmp &= 0xc0;
u8tmp |= 0x5;
btcoexist->btc_write_1byte(btcoexist, 0x790, u8tmp);
btcoexist->btc_write_1byte(btcoexist, 0x790, 0x5);
/* Enable counter statistics */
/*0x76e[3] = 1, WLAN_Act control by PTA */
btcoexist->btc_write_1byte(btcoexist, 0x76e, 0xc);
btcoexist->btc_write_1byte(btcoexist, 0x778, 0x1);
btcoexist->btc_write_1byte_bitmask(btcoexist, 0x40, 0x20, 0x1);
halbtc8723b1ant_ps_tdma(btcoexist, FORCE_EXEC, false, 8);
/* Antenna config */
halbtc8723b1ant_set_ant_path(btcoexist, BTC_ANT_PATH_PTA, FORCE_EXEC,
true, false);
if (wifi_only)
halbtc8723b1ant_set_ant_path(btcoexist, BTC_ANT_PATH_WIFI,
FORCE_EXEC, true, false);
else
halbtc8723b1ant_set_ant_path(btcoexist, BTC_ANT_PATH_BT,
FORCE_EXEC, true, false);
/* PTA parameter */
halbtc8723b1ant_coex_table_with_type(btcoexist, FORCE_EXEC, 0);
u32tmp = btcoexist->btc_read_4byte(btcoexist, 0x948);
u8tmpa = btcoexist->btc_read_1byte(btcoexist, 0x765);
u8tmpb = btcoexist->btc_read_1byte(btcoexist, 0x67);
RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"############# [BTCoex], 0x948=0x%x, 0x765=0x%x, 0x67=0x%x\n",
u32tmp, u8tmpa, u8tmpb);
}
/**************************************************************
* extern function start with ex_halbtc8723b1ant_
**************************************************************/
void ex_halbtc8723b1ant_init_hwconfig(struct btc_coexist *btcoexist)
void ex_halbtc8723b1ant_init_hwconfig(struct btc_coexist *btcoexist,
bool wifi_only)
{
halbtc8723b1ant_init_hw_config(btcoexist, true);
btcoexist->auto_report_1ant = true;
halbtc8723b1ant_init_hw_config(btcoexist, true, wifi_only);
btcoexist->stop_coex_dm = false;
}
void ex_halbtc8723b1ant_init_coex_dm(struct btc_coexist *btcoexist)
@ -2558,7 +2535,7 @@ void ex_halbtc8723b1ant_ips_notify(struct btc_coexist *btcoexist, u8 type)
"[BTCoex], IPS LEAVE notify\n");
coex_sta->under_ips = false;
halbtc8723b1ant_init_hw_config(btcoexist, false);
halbtc8723b1ant_init_hw_config(btcoexist, false, false);
halbtc8723b1ant_init_coex_dm(btcoexist);
halbtc8723b1ant_query_bt_info(btcoexist);
}
@ -2989,6 +2966,8 @@ void ex_halbtc8723b1ant_halt_notify(struct btc_coexist *btcoexist)
halbtc8723b1ant_ps_tdma(btcoexist, FORCE_EXEC, false, 0);
ex_halbtc8723b1ant_media_status_notify(btcoexist, BTC_MEDIA_DISCONNECT);
btcoexist->stop_coex_dm = true;
}
void ex_halbtc8723b1ant_pnp_notify(struct btc_coexist *btcoexist, u8 pnp_state)
@ -3000,18 +2979,27 @@ void ex_halbtc8723b1ant_pnp_notify(struct btc_coexist *btcoexist, u8 pnp_state)
if (BTC_WIFI_PNP_SLEEP == pnp_state) {
RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], Pnp notify to SLEEP\n");
btcoexist->stop_coex_dm = true;
halbtc8723b1ant_set_ant_path(btcoexist, BTC_ANT_PATH_BT,
FORCE_EXEC, false, true);
halbtc8723b1ant_power_save_state(btcoexist, BTC_PS_WIFI_NATIVE,
0x0, 0x0);
halbtc8723b1ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 0);
halbtc8723b1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 2);
/* Driver do not leave IPS/LPS when driver is going to sleep, so
* BTCoexistence think wifi is still under IPS/LPS
*
* BT should clear UnderIPS/UnderLPS state to avoid mismatch
* state after wakeup.
*/
coex_sta->under_ips = false;
coex_sta->under_lps = false;
btcoexist->stop_coex_dm = true;
} else if (BTC_WIFI_PNP_WAKE_UP == pnp_state) {
RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], Pnp notify to WAKE UP\n");
btcoexist->stop_coex_dm = false;
halbtc8723b1ant_init_hw_config(btcoexist, false);
halbtc8723b1ant_init_hw_config(btcoexist, false, false);
halbtc8723b1ant_init_coex_dm(btcoexist);
halbtc8723b1ant_query_bt_info(btcoexist);
}
@ -3024,9 +3012,7 @@ void ex_halbtc8723b1ant_coex_dm_reset(struct btc_coexist *btcoexist)
RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
"[BTCoex], *****************Coex DM Reset****************\n");
halbtc8723b1ant_init_hw_config(btcoexist, false);
btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, 0x1, 0xfffff, 0x0);
btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, 0x2, 0xfffff, 0x0);
halbtc8723b1ant_init_hw_config(btcoexist, false, false);
halbtc8723b1ant_init_coex_dm(btcoexist);
}

4
drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b1ant.h
View File

@ -182,12 +182,14 @@ struct coex_sta_8723b_1ant {
bool pre_ccklock;
u8 a2dp_bit_pool;
u8 cut_version;
};
/*************************************************************************
* The following is interface which will notify coex module.
*************************************************************************/
void ex_halbtc8723b1ant_init_hwconfig(struct btc_coexist *btcoexist);
void ex_halbtc8723b1ant_init_hwconfig(struct btc_coexist *btcoexist,
bool wifi_only);
void ex_halbtc8723b1ant_init_coex_dm(struct btc_coexist *btcoexist);
void ex_halbtc8723b1ant_ips_notify(struct btc_coexist *btcoexist, u8 type);
void ex_halbtc8723b1ant_lps_notify(struct btc_coexist *btcoexist, u8 type);