iwlagn: remove iwlagn_hcmd_utils structure and call directly

Not needed since the driver split.  Move single use routines to
calling location and keep static where possible.

Signed-off-by: Don Fry <donald.h.fry@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/iwlwifi/iwl-scan.c b/drivers/net/wireless/iwlwifi/iwl-scan.c
index 077d023..f6ebe29 100644
--- a/drivers/net/wireless/iwlwifi/iwl-scan.c
+++ b/drivers/net/wireless/iwlwifi/iwl-scan.c
@@ -350,9 +350,6 @@
 
 	lockdep_assert_held(&priv->mutex);
 
-	if (WARN_ON(!priv->cfg->ops->utils->request_scan))
-		return -EOPNOTSUPP;
-
 	cancel_delayed_work(&priv->scan_check);
 
 	if (!iwl_is_ready_rf(priv)) {
@@ -381,7 +378,7 @@
 	priv->scan_start = jiffies;
 	priv->scan_band = band;
 
-	ret = priv->cfg->ops->utils->request_scan(priv, vif);
+	ret = iwlagn_request_scan(priv, vif);
 	if (ret) {
 		clear_bit(STATUS_SCANNING, &priv->status);
 		priv->scan_type = IWL_SCAN_NORMAL;