qtnfmac: implement dump_station support for STA mode

Current implementation of dump_station cfg80211 callback supports
AP mode only. Add support for STA mode as well: by default in STA
mode this callback is supposed to return AP on managed interface.

Signed-off-by: Sergey Matyukevich <sergey.matyukevich.os@quantenna.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

diff --git a/drivers/net/wireless/quantenna/qtnfmac/cfg80211.c b/drivers/net/wireless/quantenna/qtnfmac/cfg80211.c
index 18179965bd3846cdc0b3c4e060c8d990e664f382..51b33ec78facf4f9758ad383820a7a2ed7a2d097 100644 (file)
--- a/drivers/net/wireless/quantenna/qtnfmac/cfg80211.c
+++ b/drivers/net/wireless/quantenna/qtnfmac/cfg80211.c
@@ -480,19 +480,31 @@ qtnf_dump_station(struct wiphy *wiphy, struct net_device *dev,
        const struct qtnf_sta_node *sta_node;
        int ret;
 
-       sta_node = qtnf_sta_list_lookup_index(&vif->sta_list, idx);
+       switch (vif->wdev.iftype) {
+       case NL80211_IFTYPE_STATION:
+               if (idx != 0 || !vif->wdev.current_bss)
+                       return -ENOENT;
 
-       if (unlikely(!sta_node))
-               return -ENOENT;
+               ether_addr_copy(mac, vif->bssid);
+               break;
+       case NL80211_IFTYPE_AP:
+               sta_node = qtnf_sta_list_lookup_index(&vif->sta_list, idx);
+               if (unlikely(!sta_node))
+                       return -ENOENT;
 
-       ether_addr_copy(mac, sta_node->mac_addr);
+               ether_addr_copy(mac, sta_node->mac_addr);
+               break;
+       default:
+               return -ENOTSUPP;
+       }
 
-       ret = qtnf_cmd_get_sta_info(vif, sta_node->mac_addr, sinfo);
+       ret = qtnf_cmd_get_sta_info(vif, mac, sinfo);
 
-       if (unlikely(ret == -ENOENT)) {
-               qtnf_sta_list_del(vif, mac);
-               cfg80211_del_sta(vif->netdev, mac, GFP_KERNEL);
-               sinfo->filled = 0;
+       if (vif->wdev.iftype == NL80211_IFTYPE_AP) {
+               if (ret == -ENOENT) {
+                       cfg80211_del_sta(vif->netdev, mac, GFP_KERNEL);
+                       sinfo->filled = 0;
+               }
        }
 
        sinfo->generation = vif->generation;