mac80211: make CQM RSSI support per virtual interface

Similar to the previous beacon filtering patch,
make CQM RSSI support depend on the flags that
the driver set for virtual interfaces.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Acked-by: Luciano Coelho <coelho@ti.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/wl1251/main.c b/drivers/net/wireless/wl1251/main.c
index 86540db..41302c7 100644
--- a/drivers/net/wireless/wl1251/main.c
+++ b/drivers/net/wireless/wl1251/main.c
@@ -514,7 +514,8 @@
 	struct wl1251 *wl = hw->priv;
 	int ret = 0;
 
-	vif->driver_flags |= IEEE80211_VIF_BEACON_FILTER;
+	vif->driver_flags |= IEEE80211_VIF_BEACON_FILTER |
+			     IEEE80211_VIF_SUPPORTS_CQM_RSSI;
 
 	wl1251_debug(DEBUG_MAC80211, "mac80211 add interface type %d mac %pM",
 		     vif->type, vif->addr);
@@ -1340,8 +1341,7 @@
 
 	wl->hw->flags = IEEE80211_HW_SIGNAL_DBM |
 		IEEE80211_HW_SUPPORTS_PS |
-		IEEE80211_HW_SUPPORTS_UAPSD |
-		IEEE80211_HW_SUPPORTS_CQM_RSSI;
+		IEEE80211_HW_SUPPORTS_UAPSD;
 
 	wl->hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) |
 					 BIT(NL80211_IFTYPE_ADHOC);