From 470eec1a3d0ab2087d42b1b0a9dd1d4c04b1824f Mon Sep 17 00:00:00 2001 From: Yan-Hsuan Chuang Date: Thu, 6 Apr 2017 15:19:48 -0500 Subject: [PATCH] rtlwifi: btcoex: 23b 2ant: set coex table when wifi is idle When wifi is idle, the bt should have more resource to transmit. Signed-off-by: Yan-Hsuan Chuang Signed-off-by: Larry Finger Cc: Pkshih Cc: Birming Chiu Cc: Shaofu Cc: Steven Ting Signed-off-by: Kalle Valo --- .../rtlwifi/btcoexist/halbtc8723b2ant.c | 61 +++++++++++++------ 1 file changed, 44 insertions(+), 17 deletions(-) diff --git a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b2ant.c b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b2ant.c index c9f04454b19b..327609e3a309 100644 --- a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b2ant.c +++ b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b2ant.c @@ -1613,6 +1613,47 @@ static void btc8723b2ant_action_wifi_link_process(struct btc_coexist u32tmp, u8tmpa, u8tmpb); } +static bool btc8723b2ant_action_wifi_idle_process(struct btc_coexist *btcoexist) +{ + struct rtl_priv *rtlpriv = btcoexist->adapter; + u8 wifi_rssi_state, wifi_rssi_state1, bt_rssi_state; + u8 ap_num = 0; + u8 tmp = BT_8723B_2ANT_WIFI_RSSI_COEXSWITCH_THRES - + coex_dm->switch_thres_offset - coex_dm->switch_thres_offset; + + wifi_rssi_state = btc8723b2ant_wifi_rssi_state(btcoexist, 0, 2, 15, 0); + wifi_rssi_state1 = btc8723b2ant_wifi_rssi_state(btcoexist, 1, 2, + tmp, 0); + tmp = BT_8723B_2ANT_BT_RSSI_COEXSWITCH_THRES - + coex_dm->switch_thres_offset - coex_dm->switch_thres_offset; + bt_rssi_state = btc8723b2ant_bt_rssi_state(btcoexist, 2, tmp, 0); + + btcoexist->btc_get(btcoexist, BTC_GET_U1_AP_NUM, &ap_num); + + /* office environment */ + if (BTC_RSSI_HIGH(wifi_rssi_state1) && (coex_sta->hid_exist) && + (coex_sta->a2dp_exist)) { + RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, + "[BTCoex], Wifi idle process for BT HID+A2DP exist!!\n"); + + btc8723b2ant_dac_swing(btcoexist, NORMAL_EXEC, true, 0x6); + btc8723b2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 0); + + /* sw all off */ + btc8723b2ant_sw_mechanism(btcoexist, false, false, false, + false); + btc8723b2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 0); + btc8723b2ant_power_save_state(btcoexist, BTC_PS_WIFI_NATIVE, + 0x0, 0x0); + btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 1); + + return true; + } + + btc8723b2ant_dac_swing(btcoexist, NORMAL_EXEC, true, 0x18); + return false; +} + static bool btc8723b2ant_is_common_action(struct btc_coexist *btcoexist) { struct rtl_priv *rtlpriv = btcoexist->adapter; @@ -1710,26 +1751,12 @@ static bool btc8723b2ant_is_common_action(struct btc_coexist *btcoexist) "[BTCoex], Wifi Connected-Busy + BT Busy!!\n"); common = false; } else { - if (bt_hs_on) - return false; - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], Wifi Connected-Idle + BT Busy!!\n"); - btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, - 0x1, 0xfffff, 0x0); - btc8723b2ant_coex_table_with_type(btcoexist, - NORMAL_EXEC, - 7); - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 21); - btc8723b2ant_fw_dac_swing_lvl(btcoexist, - NORMAL_EXEC, - 0xb); - btc8723b2ant_sw_mechanism(btcoexist, false, - false, false, - false); - common = true; + common = + btc8723b2ant_action_wifi_idle_process( + btcoexist); } } } -- 2.30.2