mwifiex: handle radar detect event from FW

This patch adds support for radar_detected event from FW.
Driver in turn would stop netdev queues to stop TX traffic and
issue RADAR_DETECT event to cfg80211.

Signed-off-by: Avinash Patil <patila@marvell.com>
Signed-off-by: Qingshui Gao <gaoqs@marvell.com>
Signed-off-by: Cathy Luo <cluo@marvell.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
diff --git a/drivers/net/wireless/mwifiex/sta_event.c b/drivers/net/wireless/mwifiex/sta_event.c
index ad5c5e0..c03b82c 100644
--- a/drivers/net/wireless/mwifiex/sta_event.c
+++ b/drivers/net/wireless/mwifiex/sta_event.c
@@ -521,6 +521,11 @@
 		ret = mwifiex_11h_handle_chanrpt_ready(priv,
 						       adapter->event_skb);
 		break;
+	case EVENT_RADAR_DETECTED:
+		dev_dbg(adapter->dev, "event: Radar detected\n");
+		ret = mwifiex_11h_handle_radar_detected(priv,
+							adapter->event_skb);
+		break;
 	default:
 		dev_dbg(adapter->dev, "event: unknown event id: %#x\n",
 			eventcause);