iwlwifi: Add power level support

Add power level support

Signed-off-by: Mohamed Abbas <mabbas@linux.intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c
index 2dfd982..c336b199 100644
--- a/drivers/net/wireless/iwlwifi/iwl-core.c
+++ b/drivers/net/wireless/iwlwifi/iwl-core.c
@@ -37,6 +37,7 @@
 #include "iwl-4965.h" /* FIXME: remove */
 #include "iwl-core.h"
 #include "iwl-rfkill.h"
+#include "iwl-power.h"
 
 
 MODULE_DESCRIPTION("iwl core");
@@ -263,8 +264,10 @@
 		if (ret)
 			IWL_ERROR("Unable to initialize RFKILL system. "
 				  "Ignoring error: %d\n", ret);
+		iwl_power_initialize(priv);
 		break;
 	case IWLCORE_START_EVT:
+		iwl_power_update_mode(priv, 1);
 		break;
 	case IWLCORE_STOP_EVT:
 		break;