linux-kernel - [PATCH AUTOSEL for 4.4 060/162] rtlwifi: btcoex: rtl8723be: fix ant

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Message-ID: <20180409002738.163941-60-alexander.levin@microsoft.com>
Date:   Mon, 9 Apr 2018 00:28:26 +0000
From:   Sasha Levin <Alexander.Levin@...rosoft.com>
To:     "stable@...r.kernel.org" <stable@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
CC:     Ping-Ke Shih <pkshih@...ltek.com>,
        Larry Finger <Larry.Finger@...inger.net>,
        Yan-Hsuan Chuang <yhchuang@...ltek.com>,
        Birming Chiu <birming@...ltek.com>,
        Shaofu <shaofu@...ltek.com>,
        Steven Ting <steventing@...ltek.com>,
        Kalle Valo <kvalo@...eaurora.org>,
        Sasha Levin <Alexander.Levin@...rosoft.com>
Subject: [PATCH AUTOSEL for 4.4 060/162] rtlwifi: btcoex: rtl8723be: fix
 ant_sel not work

From: Ping-Ke Shih <pkshih@...ltek.com>

[ Upstream commit f95d95a7cd5514549dcf6ba754f0ee834cce3e1f ]

To make ant_sel work, we should call power_on_setting to set antenna
correctly.

Signed-off-by: Ping-Ke Shih <pkshih@...ltek.com>
Signed-off-by: Larry Finger <Larry.Finger@...inger.net>
Cc: Yan-Hsuan Chuang <yhchuang@...ltek.com>
Cc: Birming Chiu <birming@...ltek.com>
Cc: Shaofu <shaofu@...ltek.com>
Cc: Steven Ting <steventing@...ltek.com>
Signed-off-by: Kalle Valo <kvalo@...eaurora.org>
Signed-off-by: Sasha Levin <alexander.levin@...rosoft.com>
---
 drivers/net/wireless/realtek/rtlwifi/rtl8723be/hw.c | 3 +++
 drivers/net/wireless/realtek/rtlwifi/wifi.h         | 1 +
 2 files changed, 4 insertions(+)

diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8723be/hw.c b/drivers/net/wireless/realtek/rtlwifi/rtl8723be/hw.c
index 89515f02c353..d2ae9c4a3665 100644
--- a/drivers/net/wireless/realtek/rtlwifi/rtl8723be/hw.c
+++ b/drivers/net/wireless/realtek/rtlwifi/rtl8723be/hw.c
@@ -846,6 +846,9 @@ static bool _rtl8723be_init_mac(struct ieee80211_hw *hw)
 		return false;
 	}
 
+	if (rtlpriv->cfg->ops->get_btc_status())
+		rtlpriv->btcoexist.btc_ops->btc_power_on_setting(rtlpriv);
+
 	bytetmp = rtl_read_byte(rtlpriv, REG_MULTI_FUNC_CTRL);
 	rtl_write_byte(rtlpriv, REG_MULTI_FUNC_CTRL, bytetmp | BIT(3));
 
diff --git a/drivers/net/wireless/realtek/rtlwifi/wifi.h b/drivers/net/wireless/realtek/rtlwifi/wifi.h
index d676d055feda..cf48f014d640 100644
--- a/drivers/net/wireless/realtek/rtlwifi/wifi.h
+++ b/drivers/net/wireless/realtek/rtlwifi/wifi.h
@@ -2533,6 +2533,7 @@ struct bt_coexist_info {
 struct rtl_btc_ops {
 	void (*btc_init_variables) (struct rtl_priv *rtlpriv);
 	void (*btc_init_hal_vars) (struct rtl_priv *rtlpriv);
+	void (*btc_power_on_setting)(struct rtl_priv *rtlpriv);
 	void (*btc_init_hw_config) (struct rtl_priv *rtlpriv);
 	void (*btc_ips_notify) (struct rtl_priv *rtlpriv, u8 type);
 	void (*btc_lps_notify)(struct rtl_priv *rtlpriv, u8 type);
-- 
2.15.1