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From:   Ping-Ke Shih <pkshih@realtek.com>
To:     <kvalo@kernel.org>
CC:     <ku920601@realtek.com>, <linux-wireless@vger.kernel.org>
Subject: [PATCH 3/8] wifi: rtw89: coex: Force to update TDMA parameter when radio state change
Date:   Tue, 17 Jan 2023 19:41:04 +0800
Message-ID: <20230117114109.4298-4-pkshih@realtek.com>
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From: Ching-Te Ku <ku920601@realtek.com>

Force firmware to update TDMA parameter when enter/exit power saving.
The TDMA instant feature will make firmware force update TDMA parameter
immediately when the TDMA parameter H2C to firmware. Without this feature,
it will have a low fail rate trigger Bluetooth audio sound glitch when
Wi-Fi is under power saving. Or Wi-Fi fail to turn in to power save state.

Signed-off-by: Ching-Te Ku <ku920601@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
---
 drivers/net/wireless/realtek/rtw89/coex.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/net/wireless/realtek/rtw89/coex.c b/drivers/net/wireless/realtek/rtw89/coex.c
index ee6b5fff4928b..5d6d6230344b0 100644
--- a/drivers/net/wireless/realtek/rtw89/coex.c
+++ b/drivers/net/wireless/realtek/rtw89/coex.c
@@ -3818,6 +3818,7 @@ static void _action_common(struct rtw89_dev *rtwdev)
 		wl->scbd_change = false;
 		btc->cx.cnt_wl[BTC_WCNT_SCBDUPDATE]++;
 	}
+	btc->dm.tdma_instant_excute = 0;
 }
 
 static void _action_by_bt(struct rtw89_dev *rtwdev)
@@ -5347,6 +5348,11 @@ void rtw89_btc_ntfy_radio_state(struct rtw89_dev *rtwdev, enum btc_rfctrl rf_sta
 	}
 
 	btc->dm.cnt_dm[BTC_DCNT_BTCNT_FREEZE] = 0;
+	if (wl->status.map.lps_pre == BTC_LPS_OFF &&
+	    wl->status.map.lps_pre != wl->status.map.lps)
+		btc->dm.tdma_instant_excute = 1;
+	else
+		btc->dm.tdma_instant_excute = 0;
 
 	_run_coex(rtwdev, BTC_RSN_NTFY_RADIO_STATE);
 
-- 
2.25.1