On 01/19/2018 12:45 AM, pkshih@xxxxxxxxxxx wrote:
From: Ping-Ke Shih <pkshih@xxxxxxxxxxx>
Three steps of connection procedure are scan, enter/leave IPS, auth.
There is no scan between leaving IPS and sending auth, but btcoex use scan
as an important clue that indicates user is going to connect. So add scan
notifications in ips_notify to correct btcoex's state.
Signed-off-by: Ping-Ke Shih <pkshih@xxxxxxxxxxx>
Acked-by: Larry Finger <Larry.Finger@xxxxxxxxxxxx>
---
drivers/net/wireless/realtek/rtlwifi/btcoexist/rtl_btc.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/drivers/net/wireless/realtek/rtlwifi/btcoexist/rtl_btc.c b/drivers/net/wireless/realtek/rtlwifi/btcoexist/rtl_btc.c
index bbc9517260b3..0111ab9e7b05 100644
--- a/drivers/net/wireless/realtek/rtlwifi/btcoexist/rtl_btc.c
+++ b/drivers/net/wireless/realtek/rtlwifi/btcoexist/rtl_btc.c
@@ -212,6 +212,14 @@ void rtl_btc_ips_notify(struct rtl_priv *rtlpriv, u8 type)
return;
exhalbtc_ips_notify(btcoexist, type);
+
+ if (type == ERFON) {
+ /* In some situation, it doesn't scan after leaving IPS, and
+ * this will cause btcoex in wrong state.
+ */
+ exhalbtc_scan_notify(btcoexist, 1);
+ exhalbtc_scan_notify(btcoexist, 0);
+ }
}
void rtl_btc_lps_notify(struct rtl_priv *rtlpriv, u8 type)
