rtlwifi: Add rx ampdu cfg for btcoexist.

If RX ampdu is too long, BT will have less time.

Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Cc: Yan-Hsuan Chuang <yhchuang@realtek.com>
Cc: Birming Chiu <birming@realtek.com>
Cc: Shaofu <shaofu@realtek.com>
Cc: Steven Ting <steventing@realtek.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

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

@@ -272,14 +272,24 @@ static void halbtc_disable_low_power(struct btc_coexist *btcoexist,
 static void halbtc_aggregation_check(struct btc_coexist *btcoexist)
 {
 	bool need_to_act = false;
+	static unsigned long pre_time;
+	unsigned long cur_time = 0;
+	struct rtl_priv *rtlpriv = btcoexist->adapter;
 
 	/* To void continuous deleteBA=>addBA=>deleteBA=>addBA
 	 * This function is not allowed to continuous called
 	 * It can only be called after 8 seconds
 	 */
 
+	cur_time = jiffies;
+	if (jiffies_to_msecs(cur_time - pre_time) <= 8000) {
+		/* over 8 seconds you can execute this function again. */
+		return;
+	}
+	pre_time = cur_time;
+
 	if (btcoexist->bt_info.reject_agg_pkt) {
-		;/* TODO: reject */
+		need_to_act = true;
 		btcoexist->bt_info.pre_reject_agg_pkt =
 			btcoexist->bt_info.reject_agg_pkt;
 	} else {
@@ -304,8 +314,10 @@ static void halbtc_aggregation_check(struct btc_coexist *btcoexist)
 			btcoexist->bt_info.pre_agg_buf_size =
 				btcoexist->bt_info.agg_buf_size;
 		}
-	}
 
+		if (need_to_act)
+			rtl_rx_ampdu_apply(rtlpriv);
+	}
 }
 
 static u32 halbtc_get_bt_patch_version(struct btc_coexist *btcoexist)

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

@@ -46,6 +46,7 @@ static struct rtl_btc_ops rtl_btc_operation = {
 	.btc_is_bt_disabled = rtl_btc_is_bt_disabled,
 	.btc_special_packet_notify = rtl_btc_special_packet_notify,
 	.btc_record_pwr_mode = rtl_btc_record_pwr_mode,
+	.btc_get_ampdu_cfg = rtl_btc_get_ampdu_cfg,
 };
 
 void rtl_btc_record_pwr_mode(struct rtl_priv *rtlpriv, u8 *buf, u8 len)
@@ -60,6 +61,17 @@ void rtl_btc_record_pwr_mode(struct rtl_priv *rtlpriv, u8 *buf, u8 len)
 	memcpy(gl_bt_coexist.pwr_mode_val, buf, safe_len);
 }
 
+void rtl_btc_get_ampdu_cfg(struct rtl_priv *rtlpriv, u8 *reject_agg,
+			   u8 *ctrl_agg_size, u8 *agg_size)
+{
+	if (reject_agg)
+		*reject_agg = gl_bt_coexist.bt_info.reject_agg_pkt;
+	if (ctrl_agg_size)
+		*ctrl_agg_size = gl_bt_coexist.bt_info.bt_ctrl_agg_buf_size;
+	if (agg_size)
+		*agg_size = gl_bt_coexist.bt_info.agg_buf_size;
+}
+
 void rtl_btc_init_variables(struct rtl_priv *rtlpriv)
 {
 	exhalbtc_initlize_variables();

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

@@ -44,6 +44,8 @@ bool rtl_btc_is_disable_edca_turbo(struct rtl_priv *rtlpriv);
 bool rtl_btc_is_bt_disabled(struct rtl_priv *rtlpriv);
 void rtl_btc_special_packet_notify(struct rtl_priv *rtlpriv, u8 pkt_type);
 void rtl_btc_record_pwr_mode(struct rtl_priv *rtlpriv, u8 *buf, u8 len);
+void rtl_btc_get_ampdu_cfg(struct rtl_priv *rtlpriv, u8 *reject_agg,
+			   u8 *ctrl_agg_size, u8 *agg_size);
 
 struct rtl_btc_ops *rtl_btc_get_ops_pointer(void);