mwl8k: Do not configure tx power unconditionally

Instead of configuring tx power unconditionally, check for
IEEE80211_CONF_CHANGE_POWER and configure it only when stack
sets this flag

Signed-off-by: Nishant Sarmukadam <nishants@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/net/wireless/mwl8k.c b/drivers/net/wireless/mwl8k.c
index ae56d2f32b2ede160a691dc95f27df4c283b0b2f..d5e047970345be837d583d0418d1dfe6af34a700 100644 (file)
--- a/drivers/net/wireless/mwl8k.c
+++ b/drivers/net/wireless/mwl8k.c
@@ -4463,9 +4463,12 @@ static int mwl8k_config(struct ieee80211_hw *hw, u32 changed)
                conf->power_level = 18;
 
        if (priv->ap_fw) {
-               rc = mwl8k_cmd_tx_power(hw, conf, conf->power_level);
-               if (rc)
-                       goto out;
+
+               if (conf->flags & IEEE80211_CONF_CHANGE_POWER) {
+                       rc = mwl8k_cmd_tx_power(hw, conf, conf->power_level);
+                       if (rc)
+                               goto out;
+               }
 
                rc = mwl8k_cmd_rf_antenna(hw, MWL8K_RF_ANTENNA_RX, 0x3);
                if (rc)