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-rw-r--r--net/wireless/chan.c45
1 files changed, 34 insertions, 11 deletions
diff --git a/net/wireless/chan.c b/net/wireless/chan.c
index 915b328b9ac5..59cabc9bce69 100644
--- a/net/wireless/chan.c
+++ b/net/wireless/chan.c
@@ -797,23 +797,18 @@ static bool cfg80211_ir_permissive_chan(struct wiphy *wiphy,
return false;
}
-bool cfg80211_reg_can_beacon(struct wiphy *wiphy,
- struct cfg80211_chan_def *chandef,
- enum nl80211_iftype iftype)
+static bool _cfg80211_reg_can_beacon(struct wiphy *wiphy,
+ struct cfg80211_chan_def *chandef,
+ enum nl80211_iftype iftype,
+ bool check_no_ir)
{
bool res;
u32 prohibited_flags = IEEE80211_CHAN_DISABLED |
IEEE80211_CHAN_RADAR;
- trace_cfg80211_reg_can_beacon(wiphy, chandef, iftype);
+ trace_cfg80211_reg_can_beacon(wiphy, chandef, iftype, check_no_ir);
- /*
- * Under certain conditions suggested by some regulatory bodies a
- * GO/STA can IR on channels marked with IEEE80211_NO_IR. Set this flag
- * only if such relaxations are not enabled and the conditions are not
- * met.
- */
- if (!cfg80211_ir_permissive_chan(wiphy, iftype, chandef->chan))
+ if (check_no_ir)
prohibited_flags |= IEEE80211_CHAN_NO_IR;
if (cfg80211_chandef_dfs_required(wiphy, chandef, iftype) > 0 &&
@@ -827,8 +822,36 @@ bool cfg80211_reg_can_beacon(struct wiphy *wiphy,
trace_cfg80211_return_bool(res);
return res;
}
+
+bool cfg80211_reg_can_beacon(struct wiphy *wiphy,
+ struct cfg80211_chan_def *chandef,
+ enum nl80211_iftype iftype)
+{
+ return _cfg80211_reg_can_beacon(wiphy, chandef, iftype, true);
+}
EXPORT_SYMBOL(cfg80211_reg_can_beacon);
+bool cfg80211_reg_can_beacon_relax(struct wiphy *wiphy,
+ struct cfg80211_chan_def *chandef,
+ enum nl80211_iftype iftype)
+{
+ bool check_no_ir;
+
+ ASSERT_RTNL();
+
+ /*
+ * Under certain conditions suggested by some regulatory bodies a
+ * GO/STA can IR on channels marked with IEEE80211_NO_IR. Set this flag
+ * only if such relaxations are not enabled and the conditions are not
+ * met.
+ */
+ check_no_ir = !cfg80211_ir_permissive_chan(wiphy, iftype,
+ chandef->chan);
+
+ return _cfg80211_reg_can_beacon(wiphy, chandef, iftype, check_no_ir);
+}
+EXPORT_SYMBOL(cfg80211_reg_can_beacon_relax);
+
int cfg80211_set_monitor_channel(struct cfg80211_registered_device *rdev,
struct cfg80211_chan_def *chandef)
{