iwlwifi: enable power save setting upon config

This patch enables power save setting from config (iwconfig power)
The sysfs power_level interface is still preserved as it has
mac80211 power implementation is not yet rich enough.

Signed-off-by: Ester Kummer <ester.kummer@intel.com>
Reviewed-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Zhu Yi <yi.zhu@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 7 insertions, 0 deletions

diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index 7330890fd05e..a589f7ea57f3 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -2875,6 +2875,13 @@ static int iwl4965_mac_config(struct ieee80211_hw *hw, struct ieee80211_conf *co
                 goto out;
         }
 
+        if (conf->flags & IEEE80211_CONF_PS)
+                ret = iwl_power_set_user_mode(priv, IWL_POWER_INDEX_3);
+        else
+                ret = iwl_power_set_user_mode(priv, IWL_POWER_MODE_CAM);
+        if (ret)
+                IWL_DEBUG_MAC80211("Error setting power level\n");
+
         IWL_DEBUG_MAC80211("TX Power old=%d new=%d\n",
                            priv->tx_power_user_lmt, conf->power_level);