From f9af7af4a10cbb0c763ef76e9de756cbfea3e09f Mon Sep 17 00:00:00 2001
From: Ping-Ke Shih <pkshih@realtek.com>
Date: Fri, 19 May 2017 10:59:36 -0500
Subject: [PATCH] rtlwifi: btcoex: 23b 1ant: fine tune connect notify
Git-commit: f9af7af4a10cbb0c763ef76e9de756cbfea3e09f
Patch-mainline: v4.13-rc1
References: FATE#326906
When association starts, force antenna setup for no scan result issue.
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>
Acked-by: Takashi Iwai <tiwai@suse.de>
---
.../realtek/rtlwifi/btcoexist/halbtc8723b1ant.c | 17 ++++++++++++++++-
1 file changed, 16 insertions(+), 1 deletion(-)
diff --git a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b1ant.c b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b1ant.c
index 5b44e32bf5b3..61e8a7e95a91 100644
--- a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b1ant.c
+++ b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b1ant.c
@@ -2737,13 +2737,28 @@ void ex_halbtc8723b1ant_connect_notify(struct btc_coexist *btcoexist, u8 type)
bool wifi_connected = false, bt_hs_on = false;
u32 wifi_link_status = 0;
u32 num_of_wifi_link = 0;
- bool bt_ctrl_agg_buf_size = false;
+ bool bt_ctrl_agg_buf_size = false, under_4way = false;
u8 agg_buf_size = 5;
+ btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_4_WAY_PROGRESS,
+ &under_4way);
+
if (btcoexist->manual_control || btcoexist->stop_coex_dm ||
coex_sta->bt_disabled)
return;
+ if (type == BTC_ASSOCIATE_START) {
+ /* Force antenna setup for no scan result issue */
+ halbtc8723b1ant_ps_tdma(btcoexist, FORCE_EXEC, false, 8);
+ halbtc8723b1ant_set_ant_path(btcoexist, BTC_ANT_PATH_PTA,
+ FORCE_EXEC, false, false);
+ RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
+ "[BTCoex], CONNECT START notify\n");
+ } else {
+ RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
+ "[BTCoex], CONNECT FINISH notify\n");
+ }
+
btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_LINK_STATUS,
&wifi_link_status);
num_of_wifi_link = wifi_link_status>>16;
--
2.19.2