nl80211/cfg80211: add WIPHY_FLAG_AP_UAPSD flag

add WIPHY_FLAG_AP_UAPSD flag to indicate uapsd support on
AP mode.

Advertise it to userspace by including a new
NL80211_ATTR_SUPPORT_AP_UAPSD attribute.

Signed-off-by: Eliad Peller <eliad@wizery.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 4 insertions, 1 deletions

diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index ad13903c9b89..0cda46ab35e5 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -720,6 +720,8 @@ static int nl80211_send_wiphy(struct sk_buff *msg, u32 pid, u32 seq, int flags,
                 NLA_PUT_FLAG(msg, NL80211_ATTR_SUPPORT_IBSS_RSN);
         if (dev->wiphy.flags & WIPHY_FLAG_MESH_AUTH)
                 NLA_PUT_FLAG(msg, NL80211_ATTR_SUPPORT_MESH_AUTH);
+        if (dev->wiphy.flags & WIPHY_FLAG_AP_UAPSD)
+                NLA_PUT_FLAG(msg, NL80211_ATTR_SUPPORT_AP_UAPSD);
 
         if (dev->wiphy.flags & WIPHY_FLAG_SUPPORTS_FW_ROAM)
                 NLA_PUT_FLAG(msg, NL80211_ATTR_ROAM_SUPPORT);
@@ -2601,7 +2603,8 @@ static int nl80211_new_station(struct sk_buff *skb, struct genl_info *info)
                 return -EINVAL;
 
         /* parse WME attributes if sta is WME capable */
-        if ((params.sta_flags_set & NL80211_STA_FLAG_WME) &&
+        if ((rdev->wiphy.flags & WIPHY_FLAG_AP_UAPSD) &&
+            (params.sta_flags_set & NL80211_STA_FLAG_WME) &&
             info->attrs[NL80211_ATTR_STA_WME]) {
                 struct nlattr *tb[NL80211_STA_WME_MAX + 1];
                 struct nlattr *nla;