mwifiex: process remain on channel expired event

Process remain on channel expired event, and notify cfg80211.

Signed-off-by: Stone Piao <piaoyun@marvell.com>
Signed-off-by: Kiran Divekar <dkiran@marvell.com>
Signed-off-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/mwifiex/fw.h b/drivers/net/wireless/mwifiex/fw.h
index 9818cae..b8a07ad 100644
--- a/drivers/net/wireless/mwifiex/fw.h
+++ b/drivers/net/wireless/mwifiex/fw.h
@@ -392,6 +392,7 @@
 #define EVENT_BW_CHANGE                 0x00000048
 #define EVENT_UAP_MIC_COUNTERMEASURES   0x0000004c
 #define EVENT_HOSTWAKE_STAIE		0x0000004d
+#define EVENT_REMAIN_ON_CHAN_EXPIRED    0x0000005f
 
 #define EVENT_ID_MASK                   0xffff
 #define BSS_NUM_MASK                    0xf
diff --git a/drivers/net/wireless/mwifiex/sta_event.c b/drivers/net/wireless/mwifiex/sta_event.c
index dff51d5..aafde30 100644
--- a/drivers/net/wireless/mwifiex/sta_event.c
+++ b/drivers/net/wireless/mwifiex/sta_event.c
@@ -410,6 +410,18 @@
 		dev_dbg(adapter->dev, "event: HOSTWAKE_STAIE %d\n", eventcause);
 		break;
 
+	case EVENT_REMAIN_ON_CHAN_EXPIRED:
+		dev_dbg(adapter->dev, "event: Remain on channel expired\n");
+		cfg80211_remain_on_channel_expired(priv->wdev,
+						   priv->roc_cfg.cookie,
+						   &priv->roc_cfg.chan,
+						   priv->roc_cfg.chan_type,
+						   GFP_ATOMIC);
+
+		memset(&priv->roc_cfg, 0x00, sizeof(struct mwifiex_roc_cfg));
+
+		break;
+
 	default:
 		dev_dbg(adapter->dev, "event: unknown event id: %#x\n",
 			eventcause);