iwlwifi: wrapping nic configuration in iwl core handler

This patch wraps nic hw configuration in a iwl core handler

Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/iwlwifi/iwl-core.h b/drivers/net/wireless/iwlwifi/iwl-core.h
index fc0c276..369f182 100644
--- a/drivers/net/wireless/iwlwifi/iwl-core.h
+++ b/drivers/net/wireless/iwlwifi/iwl-core.h
@@ -120,6 +120,7 @@
 	 /* power management */
 	struct {
 		int (*init)(struct iwl_priv *priv);
+		void (*config)(struct iwl_priv *priv);
 		int (*set_pwr_src)(struct iwl_priv *priv, enum iwl_pwr_src src);
 	} apm_ops;
 	/* power */