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Commit 137cc90f authored by Yan-Hsuan Chuang's avatar Yan-Hsuan Chuang Committed by Kalle Valo
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rtlwifi: btcoex: 21a 2ant: set tdma based on rssi state amd limit rx agg size 



Monitor the rssi state to set the tdma and limit rx aggregation size to
fit the bt profiling.

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 f0557cf0

drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a2ant.c

+23 −28
Original line number Diff line number Diff line
@@ -2875,33 +2875,40 @@ static void btc8821a2ant_action_a2dp(struct btc_coexist *btcoexist) 


static void btc8821a2ant_action_a2dp_pan_hs(struct btc_coexist *btcoexist)

{

	u8 wifi_rssi_state, bt_rssi_state, bt_info_ext;

	u8 wifi_rssi_state, wifi_rssi_state1, bt_rssi_state;

	u32 wifi_bw;



	bt_info_ext = coex_sta->bt_info_ext;

	wifi_rssi_state = btc8821a2ant_wifi_rssi_state(btcoexist, 0, 2, 15, 0);

	bt_rssi_state = btc8821a2ant_bt_rssi_state(btcoexist, 2, 35, 0);

	wifi_rssi_state1 = btc8821a2ant_wifi_rssi_state(btcoexist, 1, 2,

				BT_8821A_2ANT_WIFI_RSSI_COEXSWITCH_THRES, 0);

	bt_rssi_state = btc8821a2ant_bt_rssi_state(btcoexist,

		2, BT_8821A_2ANT_BT_RSSI_COEXSWITCH_THRES, 0);



	btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, 0x1, 0xfffff, 0x0);



	btc8821a2ant_limited_rx(btcoexist, NORMAL_EXEC, false, false, 0x8);

	btc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6);



	if (BTC_RSSI_HIGH(bt_rssi_state))

		btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 2);

	else

		btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 0);



	btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_BW, &wifi_bw);



	if (wifi_bw == BTC_WIFI_BW_HT40) {

		/* fw mechanism */

		if (bt_info_ext&BIT0) {

			/* a2dp basic rate */

			btc8821a2ant_tdma_duration_adjust(btcoexist, false,

							  true, 2);

	if (BTC_RSSI_HIGH(wifi_rssi_state1) && BTC_RSSI_HIGH(bt_rssi_state)) {

		btc8821a2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 7);

		btc8821a2ant_power_save_state(btcoexist, BTC_PS_WIFI_NATIVE,

					      0x0, 0x0);

	} else {

			/* a2dp edr rate */

			btc8821a2ant_tdma_duration_adjust(btcoexist, false,

							  true, 1);

		btc8821a2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 13);

		btc8821a2ant_power_save_state(btcoexist, BTC_PS_LPS_ON, 0x50,

					      0x4);

	}



	btc8821a2ant_tdma_duration_adjust(btcoexist, false, true, 2);



	/* sw mechanism */

	btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_BW, &wifi_bw);

	if (wifi_bw == BTC_WIFI_BW_HT40) {

		if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) ||

		    (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) {

			btc8821a2ant_sw_mechanism1(btcoexist, true, false,
@@ -2915,18 +2922,6 @@ static void btc8821a2ant_action_a2dp_pan_hs(struct btc_coexist *btcoexist) 
						   false, 0x18);

		}

	} else {

		/* fw mechanism */

		if (bt_info_ext&BIT0) {

			/* a2dp basic rate */

			btc8821a2ant_tdma_duration_adjust(btcoexist, false,

							  true, 2);

		} else {

			/* a2dp edr rate */

			btc8821a2ant_tdma_duration_adjust(btcoexist, false,

							  true, 1);

		}



		/* sw mechanism */

		if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) ||

		    (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) {

			btc8821a2ant_sw_mechanism1(btcoexist, false, false,