mac80211: notify mac from low level driver (iwlwifi)

Add new API to MAC80211 to allow low level driver to
notify MAC with driver status.

Signed-off-by: Mohamed Abbas <mabbas@linux.intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
Acked-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 23 insertions, 0 deletions

diff --git a/net/mac80211/ieee80211_sta.c b/net/mac80211/ieee80211_sta.c
index 9e30333aa81e..89481c919cb6 100644
--- a/net/mac80211/ieee80211_sta.c
+++ b/net/mac80211/ieee80211_sta.c
@@ -4225,3 +4225,26 @@ int ieee80211_sta_disassociate(struct net_device *dev, u16 reason)
         ieee80211_set_disassoc(dev, ifsta, 0);
         return 0;
 }
+
+void ieee80211_notify_mac(struct ieee80211_hw *hw,
+                          enum ieee80211_notification_types  notif_type)
+{
+        struct ieee80211_local *local = hw_to_local(hw);
+        struct ieee80211_sub_if_data *sdata;
+
+        switch (notif_type) {
+        case IEEE80211_NOTIFY_RE_ASSOC:
+                rcu_read_lock();
+                list_for_each_entry_rcu(sdata, &local->interfaces, list) {
+
+                        if (sdata->vif.type == IEEE80211_IF_TYPE_STA) {
+                                ieee80211_sta_req_auth(sdata->dev,
+                                                       &sdata->u.sta);
+                        }
+
+                }
+                rcu_read_unlock();
+                break;
+        }
+}
+EXPORT_SYMBOL(ieee80211_notify_mac);