mac80211: debugfs: add file to disallow TDLS wider-bw
Sometimes we are interested in testing TDLS performance in a specific
width setting. Add the ability to disable the wider-band feature, thereby
allowing the TDLS channel width to be controlled by the BSS width.
Signed-off-by: Arik Nemtsov <arikx.nemtsov@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
diff --git a/net/mac80211/tdls.c b/net/mac80211/tdls.c
index aee701a..1bacea7 100644
--- a/net/mac80211/tdls.c
+++ b/net/mac80211/tdls.c
@@ -41,9 +41,11 @@
struct sk_buff *skb)
{
struct ieee80211_local *local = sdata->local;
+ struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
bool chan_switch = local->hw.wiphy->features &
NL80211_FEATURE_TDLS_CHANNEL_SWITCH;
- bool wider_band = ieee80211_hw_check(&local->hw, TDLS_WIDER_BW);
+ bool wider_band = ieee80211_hw_check(&local->hw, TDLS_WIDER_BW) &&
+ !ifmgd->tdls_wider_bw_prohibited;
enum ieee80211_band band = ieee80211_get_sdata_band(sdata);
struct ieee80211_supported_band *sband = local->hw.wiphy->bands[band];
bool vht = sband && sband->vht_cap.vht_supported;