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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 6/7] wifi: rtw89: coex: only read Bluetooth counter of report version 1 for RTL8852A
Date:   Tue, 3 Jan 2023 22:02:37 +0800
Message-ID: <20230103140238.15601-7-pkshih@realtek.com>
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From: Ching-Te Ku <ku920601@realtek.com>

Only when firmware control report version is 1, need to get the counter by
reading the register. The other version will monitor the counter at
firmware. And upstream branch only RTL8852A has this old version.

Signed-off-by: Ching-Te Ku <ku920601@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
---
 drivers/net/wireless/realtek/rtw89/rtw8852a.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/net/wireless/realtek/rtw89/rtw8852a.c b/drivers/net/wireless/realtek/rtw89/rtw8852a.c
index 1875c2537ddbd..1800a56091be4 100644
--- a/drivers/net/wireless/realtek/rtw89/rtw8852a.c
+++ b/drivers/net/wireless/realtek/rtw89/rtw8852a.c
@@ -1878,9 +1878,13 @@ static
 void rtw8852a_btc_update_bt_cnt(struct rtw89_dev *rtwdev)
 {
 	struct rtw89_btc *btc = &rtwdev->btc;
+	const struct rtw89_btc_ver *ver = btc->ver;
 	struct rtw89_btc_cx *cx = &btc->cx;
 	u32 val;
 
+	if (ver->fcxbtcrpt != 1)
+		return;
+
 	val = rtw89_read32(rtwdev, R_AX_BT_STAST_HIGH);
 	cx->cnt_bt[BTC_BCNT_HIPRI_TX] = FIELD_GET(B_AX_STATIS_BT_HI_TX_MASK, val);
 	cx->cnt_bt[BTC_BCNT_HIPRI_RX] = FIELD_GET(B_AX_STATIS_BT_HI_RX_MASK, val);
-- 
2.25.1