From: Chris Chiu <chiu@xxxxxxxxxxxxx>
(cherry picked from commit 557e87b5db655394a16c9b54a07a2fc11f1ea618)
Signed-off-by: Reto Schneider <reto.schneider@xxxxxxxxxxxxxxxxxx>
---
.../net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c | 15 +++++++++++++++
1 file changed, 15 insertions(+)
diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c
index d5c53d6dec33..0a04ce00b1fe 100644
--- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c
+++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c
@@ -1688,6 +1688,7 @@ static void rtl8xxxu_print_chipinfo(struct rtl8xxxu_priv *priv)
static int rtl8xxxu_identify_chip(struct rtl8xxxu_priv *priv)
{
struct device *dev = &priv->udev->dev;
+ struct ieee80211_hw *hw = priv->hw;
u32 val32, bonding;
u16 val16;
@@ -1764,6 +1765,8 @@ static int rtl8xxxu_identify_chip(struct rtl8xxxu_priv *priv)
priv->usb_interrupts = 1;
priv->has_wifi = 1;
}
+ hw->wiphy->available_antennas_tx = BIT(priv->tx_paths) - 1;
+ hw->wiphy->available_antennas_rx = BIT(priv->rx_paths) - 1;
switch (priv->rtl_chip) {
case RTL8188E:
@@ -4363,6 +4366,17 @@ static void rtl8xxxu_cam_write(struct rtl8xxxu_priv *priv,
rtl8xxxu_debug = tmp_debug;
}
+static
+int rtl8xxxu_get_antenna(struct ieee80211_hw *hw, u32 *tx_ant, u32 *rx_ant)
+{
+ struct rtl8xxxu_priv *priv = hw->priv;
+
+ *tx_ant = BIT(priv->tx_paths) - 1;
+ *rx_ant = BIT(priv->rx_paths) - 1;
+
+ return 0;
+}
+
static void rtl8xxxu_sw_scan_start(struct ieee80211_hw *hw,
struct ieee80211_vif *vif, const u8 *mac)
{
@@ -6609,6 +6623,7 @@ static const struct ieee80211_ops rtl8xxxu_ops = {
.set_key = rtl8xxxu_set_key,
.ampdu_action = rtl8xxxu_ampdu_action,
.sta_statistics = rtl8xxxu_sta_statistics,
+ .get_antenna = rtl8xxxu_get_antenna,
.get_txpower = rtl8xxxu_get_txpower,
};
--
2.29.2
