From 1ecdc4363f994d98197dd41e5e26aa1d9c3d6455 Mon Sep 17 00:00:00 2001 From: Ping-Ke Shih Date: Sat, 20 May 2017 10:49:04 -0500 Subject: [PATCH] rtlwifi: btcoex: 23b 1ant: fine tune for wifi connected Fine tune the parameters in cases of bt_acl_busy and scan when wifi is connected. Signed-off-by: Ping-Ke Shih Signed-off-by: Larry Finger Cc: Yan-Hsuan Chuang Cc: Birming Chiu Cc: Shaofu Cc: Steven Ting Signed-off-by: Kalle Valo --- .../realtek/rtlwifi/btcoexist/halbtc8723b1ant.c | 114 ++++++++++++++------- .../realtek/rtlwifi/btcoexist/halbtc8723b1ant.h | 2 + 2 files changed, 79 insertions(+), 37 deletions(-) diff --git a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b1ant.c b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b1ant.c index 9c4feb8..80522b9 100644 --- a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b1ant.c +++ b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b1ant.c @@ -1869,9 +1869,9 @@ static void halbtc8723b1ant_action_wifi_connected_bt_acl_busy( } else if (bt_link_info->a2dp_only) { /* A2DP */ if (wifi_status == BT_8723B_1ANT_WIFI_STATUS_CONNECTED_IDLE) { halbtc8723b1ant_ps_tdma(btcoexist, NORMAL_EXEC, - false, 8); + true, 32); halbtc8723b1ant_coex_table_with_type(btcoexist, - NORMAL_EXEC, 2); + NORMAL_EXEC, 4); coex_dm->auto_tdma_adjust = false; } else { btc8723b1ant_tdma_dur_adj_for_acl(btcoexist, @@ -1880,28 +1880,29 @@ static void halbtc8723b1ant_action_wifi_connected_bt_acl_busy( NORMAL_EXEC, 1); coex_dm->auto_tdma_adjust = true; } - } else if (bt_link_info->hid_exist && - bt_link_info->a2dp_exist) { /* HID + A2DP */ + } else if (((bt_link_info->a2dp_exist) && (bt_link_info->pan_exist)) || + (bt_link_info->hid_exist && bt_link_info->a2dp_exist && + bt_link_info->pan_exist)) { + /* A2DP + PAN(OPP,FTP), HID + A2DP + PAN(OPP,FTP) */ + halbtc8723b1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 13); + halbtc8723b1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 4); + coex_dm->auto_tdma_adjust = false; + } else if (bt_link_info->hid_exist && bt_link_info->a2dp_exist) { + /* HID + A2DP */ halbtc8723b1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 14); coex_dm->auto_tdma_adjust = false; - halbtc8723b1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 6); - /* PAN(OPP,FTP), HID + PAN(OPP,FTP) */ + halbtc8723b1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 4); } else if (bt_link_info->pan_only || - (bt_link_info->hid_exist && bt_link_info->pan_exist)) { + (bt_link_info->hid_exist && bt_link_info->pan_exist)) { + /* PAN(OPP,FTP), HID + PAN(OPP,FTP) */ halbtc8723b1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 3); - halbtc8723b1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 6); - coex_dm->auto_tdma_adjust = false; - /* A2DP + PAN(OPP,FTP), HID + A2DP + PAN(OPP,FTP) */ - } else if ((bt_link_info->a2dp_exist && bt_link_info->pan_exist) || - (bt_link_info->hid_exist && bt_link_info->a2dp_exist && - bt_link_info->pan_exist)) { - halbtc8723b1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 13); - halbtc8723b1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 1); + halbtc8723b1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 4); coex_dm->auto_tdma_adjust = false; } else { - halbtc8723b1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 11); - halbtc8723b1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 1); + /* BT no-profile busy (0x9) */ + halbtc8723b1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 33); + halbtc8723b1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 4); coex_dm->auto_tdma_adjust = false; } } @@ -1981,21 +1982,22 @@ static void btc8723b1ant_action_wifi_conn_scan(struct btc_coexist *btcoexist) /* tdma and coex table */ if (coex_dm->bt_status == BT_8723B_1ANT_BT_STATUS_ACL_BUSY) { - if (bt_link_info->a2dp_exist && bt_link_info->pan_exist) { + if (bt_link_info->a2dp_exist) { halbtc8723b1ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 22); + true, 32); halbtc8723b1ant_coex_table_with_type(btcoexist, - NORMAL_EXEC, 1); - } else if (bt_link_info->pan_only) { + NORMAL_EXEC, 4); + } else if (bt_link_info->a2dp_exist && + bt_link_info->pan_exist) { halbtc8723b1ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 20); + true, 22); halbtc8723b1ant_coex_table_with_type(btcoexist, - NORMAL_EXEC, 2); + NORMAL_EXEC, 4); } else { halbtc8723b1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 20); halbtc8723b1ant_coex_table_with_type(btcoexist, - NORMAL_EXEC, 1); + NORMAL_EXEC, 4); } } else if (coex_dm->bt_status == BT_8723B_1ANT_BT_STATUS_SCO_BUSY || coex_dm->bt_status == BT_8723B_1ANT_BT_STATUS_ACL_SCO_BUSY) { @@ -2003,6 +2005,8 @@ static void btc8723b1ant_action_wifi_conn_scan(struct btc_coexist *btcoexist) BT_8723B_1ANT_WIFI_STATUS_CONNECTED_SCAN); } else { halbtc8723b1ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 8); + halbtc8723b1ant_set_ant_path(btcoexist, BTC_ANT_PATH_PTA, + NORMAL_EXEC, false, false); halbtc8723b1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 2); } } @@ -2010,23 +2014,34 @@ static void btc8723b1ant_action_wifi_conn_scan(struct btc_coexist *btcoexist) static void halbtc8723b1ant_action_wifi_connected_special_packet( struct btc_coexist *btcoexist) { - bool hs_connecting = false; struct btc_bt_link_info *bt_link_info = &btcoexist->bt_link_info; + bool wifi_busy = false; - btcoexist->btc_get(btcoexist, BTC_GET_BL_HS_CONNECTING, &hs_connecting); + btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_BUSY, &wifi_busy); + + /* no special packet process for both WiFi and BT very busy */ + if ((wifi_busy) && + ((bt_link_info->pan_exist) || (coex_sta->num_of_profile >= 2))) + return; halbtc8723b1ant_power_save_state(btcoexist, BTC_PS_WIFI_NATIVE, 0x0, 0x0); /* tdma and coex table */ - if ((BT_8723B_1ANT_BT_STATUS_CONNECTED_IDLE == coex_dm->bt_status) || - (bt_link_info->sco_exist) || (bt_link_info->hid_only) || - (bt_link_info->a2dp_only) || (bt_link_info->pan_only)) { - halbtc8723b1ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 8); - halbtc8723b1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 7); - } else { + if ((bt_link_info->sco_exist) || (bt_link_info->hid_exist)) { + halbtc8723b1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 32); + halbtc8723b1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 5); + } else if (bt_link_info->a2dp_exist) { + halbtc8723b1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 32); + halbtc8723b1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 4); + } else if (bt_link_info->pan_exist) { halbtc8723b1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 20); - halbtc8723b1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 1); + halbtc8723b1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 4); + } else { + halbtc8723b1ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 8); + halbtc8723b1ant_set_ant_path(btcoexist, BTC_ANT_PATH_PTA, + NORMAL_EXEC, false, false); + halbtc8723b1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 2); } } @@ -2071,10 +2086,29 @@ static void halbtc8723b1ant_action_wifi_connected(struct btc_coexist *btcoexist) if (!ap_enable && coex_dm->bt_status == BT_8723B_1ANT_BT_STATUS_ACL_BUSY && !btcoexist->bt_link_info.hid_only) { - if (!wifi_busy && btcoexist->bt_link_info.a2dp_only) - halbtc8723b1ant_power_save_state(btcoexist, + if (btcoexist->bt_link_info.a2dp_only) { + if (!wifi_busy) { + halbtc8723b1ant_power_save_state(btcoexist, BTC_PS_WIFI_NATIVE, 0x0, 0x0); + } else { /* busy */ + if (coex_sta->scan_ap_num >= + BT_8723B_1ANT_WIFI_NOISY_THRESH) + /* no force LPS, no PS-TDMA, + * use pure TDMA + */ + halbtc8723b1ant_power_save_state( + btcoexist, BTC_PS_WIFI_NATIVE, + 0x0, 0x0); + else + halbtc8723b1ant_power_save_state( + btcoexist, BTC_PS_LPS_ON, 0x50, + 0x4); + } + } else if ((!coex_sta->pan_exist) && (!coex_sta->a2dp_exist) && + (!coex_sta->hid_exist)) + halbtc8723b1ant_power_save_state( + btcoexist, BTC_PS_WIFI_NATIVE, 0x0, 0x0); else halbtc8723b1ant_power_save_state(btcoexist, BTC_PS_LPS_ON, @@ -2098,6 +2132,9 @@ static void halbtc8723b1ant_action_wifi_connected(struct btc_coexist *btcoexist) } else { halbtc8723b1ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 8); + halbtc8723b1ant_set_ant_path(btcoexist, + BTC_ANT_PATH_PTA, + NORMAL_EXEC, false, false); halbtc8723b1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 2); } @@ -2114,9 +2151,12 @@ static void halbtc8723b1ant_action_wifi_connected(struct btc_coexist *btcoexist) BT_8723B_1ANT_WIFI_STATUS_CONNECTED_BUSY); } else { halbtc8723b1ant_ps_tdma(btcoexist, NORMAL_EXEC, - false, 8); + true, 32); + halbtc8723b1ant_set_ant_path(btcoexist, + BTC_ANT_PATH_PTA, + NORMAL_EXEC, false, false); halbtc8723b1ant_coex_table_with_type(btcoexist, - NORMAL_EXEC, 2); + NORMAL_EXEC, 4); } } } diff --git a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b1ant.h b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b1ant.h index 3385a64..506961a 100644 --- a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b1ant.h +++ b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b1ant.h @@ -39,6 +39,8 @@ #define BTC_RSSI_COEX_THRESH_TOL_8723B_1ANT 2 +#define BT_8723B_1ANT_WIFI_NOISY_THRESH 50 + enum _BT_INFO_SRC_8723B_1ANT { BT_INFO_SRC_8723B_1ANT_WIFI_FW = 0x0, BT_INFO_SRC_8723B_1ANT_BT_RSP = 0x1, -- 2.7.4