rtlwifi: Fill in_4way field by driver
Because it isn't always correct to use EAPOL to check 4-way,
we add a timer to handle exception.
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>
diff --git a/drivers/net/wireless/realtek/rtlwifi/base.c b/drivers/net/wireless/realtek/rtlwifi/base.c
index 208f562..1231ca5 100644
--- a/drivers/net/wireless/realtek/rtlwifi/base.c
+++ b/drivers/net/wireless/realtek/rtlwifi/base.c
@@ -1408,6 +1408,11 @@ u8 rtl_is_special_data(struct ieee80211_hw *hw, struct sk_buff *skb, u8 is_tx,
return true;
} else if (ETH_P_PAE == ether_type) {
+ /* EAPOL is seens as in-4way */
+ rtlpriv->btcoexist.btc_info.in_4way = true;
+ rtlpriv->btcoexist.btc_info.in_4way_ts = jiffies;
+ rtlpriv->btcoexist.btc_info.in_4way_ts = jiffies;
+
RT_TRACE(rtlpriv, (COMP_SEND | COMP_RECV), DBG_DMESG,
"802.1X %s EAPOL pkt!!\n", (is_tx) ? "Tx" : "Rx");
@@ -1959,6 +1964,12 @@ void rtl_watchdog_wq_callback(void *data)
if (rtlpriv->cfg->ops->get_btc_status())
rtlpriv->btcoexist.btc_ops->btc_periodical(rtlpriv);
+ if (rtlpriv->btcoexist.btc_info.in_4way) {
+ if (time_after(jiffies, rtlpriv->btcoexist.btc_info.in_4way_ts +
+ msecs_to_jiffies(IN_4WAY_TIMEOUT_TIME)))
+ rtlpriv->btcoexist.btc_info.in_4way = false;
+ }
+
rtlpriv->link_info.bcn_rx_inperiod = 0;
/* <6> scan list */