Commit e098c3c3 authored by Ching-Te Ku's avatar Ching-Te Ku Committed by Kalle Valo
Browse files

rtw88: coex: fix BT performance drop during initial/power-on step 



Force set the coexistence to BT high priority during
WLAN initial/power-on step. Since the duration the related setting
may be not ready yet.

The score board is not related to scan when initialing, remove the scan
parameter.

Signed-off-by: default avatarChing-Te Ku <ku920601@realtek.com>
Signed-off-by: default avatarPing-Ke Shih <pkshih@realtek.com>
Signed-off-by: default avatarKalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20201112031430.4846-9-pkshih@realtek.com
parent 65c6861f

drivers/net/wireless/realtek/rtw88/coex.c

+5 −3
Original line number Diff line number Diff line
@@ -2368,19 +2368,19 @@ static void __rtw_coex_init_hw_config(struct rtw_dev *rtwdev, bool wifi_only) 
			__func__);

	} else if (wifi_only) {

		rtw_coex_set_ant_path(rtwdev, true, COEX_SET_ANT_WONLY);

		rtw_coex_write_scbd(rtwdev, COEX_SCBD_ACTIVE | COEX_SCBD_SCAN,

		rtw_coex_write_scbd(rtwdev, COEX_SCBD_ACTIVE | COEX_SCBD_ONOFF,

				    true);

		coex->stop_dm = true;

	} else {

		rtw_coex_set_ant_path(rtwdev, true, COEX_SET_ANT_INIT);

		rtw_coex_write_scbd(rtwdev, COEX_SCBD_ACTIVE | COEX_SCBD_SCAN,

		rtw_coex_write_scbd(rtwdev, COEX_SCBD_ACTIVE | COEX_SCBD_ONOFF,

				    true);

		coex->stop_dm = false;

		coex->freeze = true;

	}



	/* PTA parameter */

	rtw_coex_table(rtwdev, false, 0);

	rtw_coex_table(rtwdev, true, 1);

	rtw_coex_tdma(rtwdev, true, 0);

	rtw_coex_query_bt_info(rtwdev);

}
@@ -2388,6 +2388,7 @@ static void __rtw_coex_init_hw_config(struct rtw_dev *rtwdev, bool wifi_only) 
void rtw_coex_power_on_setting(struct rtw_dev *rtwdev)

{

	struct rtw_coex *coex = &rtwdev->coex;

	u8 table_case = 1;



	rtw_dbg(rtwdev, RTW_DBG_COEX, "[BTCoex], %s()\n", __func__);
@@ -2404,6 +2405,7 @@ void rtw_coex_power_on_setting(struct rtw_dev *rtwdev) 
	/* set antenna path to BT */

	rtw_coex_set_ant_path(rtwdev, true, COEX_SET_ANT_POWERON);



	rtw_coex_table(rtwdev, true, table_case);

	/* red x issue */

	rtw_write8(rtwdev, 0xff1a, 0x0);

}

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