iwlwifi: name changes from "tx_power_channel_lmt" to "tx_power_device_lmt"

Changing the name from "tx_power_channel_lmt" to "tx_power_device_lmt";
to give idea that scope of limit is for overall device, not any
individual channels

Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/iwlwifi/iwl-core.c

@@ -543,8 +543,8 @@ int iwlcore_init_geos(struct iwl_priv *priv)
 
 			geo_ch->flags |= ch->ht40_extension_channel;
 
-			if (ch->max_power_avg > priv->tx_power_channel_lmt)
-				priv->tx_power_channel_lmt = ch->max_power_avg;
+			if (ch->max_power_avg > priv->tx_power_device_lmt)
+				priv->tx_power_device_lmt = ch->max_power_avg;
 		} else {
 			geo_ch->flags |= IEEE80211_CHAN_DISABLED;
 		}
@@ -1708,10 +1708,10 @@ int iwl_set_tx_power(struct iwl_priv *priv, s8 tx_power, bool force)
 		return -EINVAL;
 	}
 
-	if (tx_power > priv->tx_power_channel_lmt) {
+	if (tx_power > priv->tx_power_device_lmt) {
 		IWL_WARN(priv,
 			"Requested user TXPOWER %d above upper limit %d.\n",
-			 tx_power, priv->tx_power_channel_lmt);
+			 tx_power, priv->tx_power_device_lmt);
 		return -EINVAL;
 	}
 

drivers/net/wireless/iwlwifi/iwl-dev.h

@@ -1215,7 +1215,7 @@ struct iwl_priv {
 
 	/* TX Power */
 	s8 tx_power_user_lmt;
-	s8 tx_power_channel_lmt;
+	s8 tx_power_device_lmt;
 
 
 #ifdef CONFIG_IWLWIFI_DEBUG