Commit 63ad6ea9 authored by Yan-Hsuan Chuang's avatar Yan-Hsuan Chuang Committed by Kalle Valo
Browse files

rtlwifi: btcoex: 21a 1ant: add bt_tx_rx_mask into bt info 



Set rf register if the tx rx mask is switched.

Signed-off-by: default avatarYan-Hsuan Chuang <yhchuang@realtek.com>
Signed-off-by: default avatarLarry Finger <Larry.Finger@lwfinger.net>
Cc: Pkshih <pkshih@realtek.com>
Cc: Birming Chiu <birming@realtek.com>
Cc: Shaofu <shaofu@realtek.com>
Cc: Steven Ting <steventing@realtek.com>
Signed-off-by: default avatarKalle Valo <kvalo@codeaurora.org>
parent 0ad7bd2d

drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a1ant.c

+14 −0
Original line number Diff line number Diff line
@@ -2848,6 +2848,20 @@ void ex_btc8821a1ant_bt_info_notify(struct btc_coexist *btcoexist, 


		coex_sta->bt_info_ext = coex_sta->bt_info_c2h[rsp_source][4];



		coex_sta->bt_tx_rx_mask =

			(coex_sta->bt_info_c2h[rsp_source][2] & 0x40);

		btcoexist->btc_set(btcoexist, BTC_SET_BL_BT_TX_RX_MASK,

				   &coex_sta->bt_tx_rx_mask);

		if (!coex_sta->bt_tx_rx_mask) {

			/* BT into is responded by BT FW and BT RF REG 0x3C !=

			 * 0x15 => Need to switch BT TRx Mask

			 */

			RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,

				 "[BTCoex], Switch BT TRx Mask since BT RF REG 0x3C != 0x15\n");

			btcoexist->btc_set_bt_reg(btcoexist, BTC_BT_REG_RF,

						  0x3c, 0x15);

		}



		/* Here we need to resend some wifi info to BT

		 * because bt is reset and lost the info

		 */

drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a1ant.h

+1 −0
Original line number Diff line number Diff line
@@ -154,6 +154,7 @@ struct coex_sta_8821a_1ant { 
	u32	low_priority_tx;

	u32	low_priority_rx;

	u8	bt_rssi;

	bool	bt_tx_rx_mask;

	u8	pre_bt_rssi_state;

	u8	pre_wifi_rssi_state[4];

	bool	c2h_bt_info_req_sent;

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