staging: rtl8192e: Remove function _rtl92e_wx_set_force_lps()

Remove function _rtl92e_wx_set_force_lps() as this functionality is not
commonly used and the tool to access it is deprecated.
Signed-off-by: Philipp Hortmann <philipp.g.hortmann@gmail.com>
Link: https://lore.kernel.org/r/833ccd9d1eee1a350f7801d86116e465b3713327.1696548527.git.philipp.g.hortmann@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8192e/rtl8192e/rtl_core.h

@@ -370,7 +370,6 @@ struct r8192_priv {
 
 	u16		tx_counter;
 	u16		rx_ctr;
-	bool		force_lps;
 };
 
 extern const struct ethtool_ops rtl819x_ethtool_ops;

drivers/staging/rtl8192e/rtl8192e/rtl_wx.c

@@ -133,7 +133,7 @@ static int _rtl92e_wx_adapter_power_status(struct net_device *dev,
 
 	mutex_lock(&priv->wx_mutex);
 
-	if (*extra || priv->force_lps) {
+	if (*extra) {
 		priv->ps_force = false;
 		psc->bLeisurePs = true;
 	} else {
@@ -169,22 +169,6 @@ static int _rtl92e_wx_set_lps_awake_interval(struct net_device *dev,
 	return 0;
 }
 
-static int _rtl92e_wx_set_force_lps(struct net_device *dev,
-				    struct iw_request_info *info,
-				    union iwreq_data *wrqu, char *extra)
-{
-	struct r8192_priv *priv = rtllib_priv(dev);
-
-	mutex_lock(&priv->wx_mutex);
-
-	netdev_info(dev,
-		    "%s(): force LPS ! extra is %d (1 is open 0 is close)\n",
-		    __func__, *extra);
-	priv->force_lps = *extra;
-	mutex_unlock(&priv->wx_mutex);
-	return 0;
-}
-
 static int _rtl92e_wx_set_debug(struct net_device *dev,
 				struct iw_request_info *info,
 				union iwreq_data *wrqu, char *extra)
@@ -970,10 +954,6 @@ static const struct iw_priv_args r8192_private_args[] = {
 		SIOCIWFIRSTPRIV + 0xa,
 		IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, IW_PRIV_TYPE_NONE,
 		"lps_interv"
-	}, {
-		SIOCIWFIRSTPRIV + 0xb,
-		IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, IW_PRIV_TYPE_NONE,
-		"lps_force"
 	}
 
 };
@@ -990,7 +970,6 @@ static iw_handler r8192_private_handler[] = {
 	(iw_handler)NULL,
 	(iw_handler)NULL,
 	(iw_handler)_rtl92e_wx_set_lps_awake_interval,
-	(iw_handler)_rtl92e_wx_set_force_lps,
 };
 
 static struct iw_statistics *_rtl92e_get_wireless_stats(struct net_device *dev)