cfg80211: add cfg80211 exported function tracing
Also add tracing to the API functions that drivers
(and mac80211) can call in cfg80211.
Signed-off-by: Beni Lev <beni.lev@intel.com>
Reviewed-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Reviewed-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
diff --git a/net/wireless/chan.c b/net/wireless/chan.c
index 71c3625..48febd2 100644
--- a/net/wireless/chan.c
+++ b/net/wireless/chan.c
@@ -53,6 +53,8 @@
struct ieee80211_channel *sec_chan;
int diff;
+ trace_cfg80211_can_beacon_sec_chan(wiphy, chan, channel_type);
+
switch (channel_type) {
case NL80211_CHAN_HT40PLUS:
diff = 20;
@@ -61,20 +63,25 @@
diff = -20;
break;
default:
+ trace_cfg80211_return_bool(true);
return true;
}
sec_chan = ieee80211_get_channel(wiphy, chan->center_freq + diff);
- if (!sec_chan)
+ if (!sec_chan) {
+ trace_cfg80211_return_bool(false);
return false;
+ }
/* we'll need a DFS capability later */
if (sec_chan->flags & (IEEE80211_CHAN_DISABLED |
IEEE80211_CHAN_PASSIVE_SCAN |
IEEE80211_CHAN_NO_IBSS |
- IEEE80211_CHAN_RADAR))
+ IEEE80211_CHAN_RADAR)) {
+ trace_cfg80211_return_bool(false);
return false;
-
+ }
+ trace_cfg80211_return_bool(true);
return true;
}
EXPORT_SYMBOL(cfg80211_can_beacon_sec_chan);