wifi: rtw89: coex: only read Bluetooth counter of report version 1 for RTL8852A

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>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20230103140238.15601-7-pkshih@realtek.com

diff --git a/drivers/net/wireless/realtek/rtw89/rtw8852a.c b/drivers/net/wireless/realtek/rtw89/rtw8852a.c
index 1875c2537ddbddd3b959c187ff6f5dee3541b039..1800a56091be44666e7f25b57d62399421d31987 100644 (file)
--- 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);