From c8866e55a94fb02b83b13f289e5e470fc928703a Mon Sep 17 00:00:00 2001
From: Ilan Peer <ilan.peer@intel.com>
Date: Sun, 23 Feb 2014 09:13:03 +0200
Subject: cfg80211: Enable GO operation on indoor channels

Allow GO operation on a channel marked with IEEE80211_CHAN_INDOOR_ONLY
iff there is a user hint indicating that the platform is operating in
an indoor environment, i.e., the platform is a printer or media center
device.

Signed-off-by: Ilan Peer <ilan.peer@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
---
 net/wireless/chan.c | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

(limited to 'net/wireless/chan.c')

diff --git a/net/wireless/chan.c b/net/wireless/chan.c
index 50202af7fba3..c3180dc03a33 100644
--- a/net/wireless/chan.c
+++ b/net/wireless/chan.c
@@ -667,6 +667,8 @@ EXPORT_SYMBOL(cfg80211_chandef_usable);
  * IEEE80211_CHAN_GO_CONCURRENT and there is an additional station interface
  * associated to an AP on the same channel or on the same UNII band
  * (assuming that the AP is an authorized master).
+ * In addition allow the GO to operate on a channel on which indoor operation is
+ * allowed, iff we are currently operating in an indoor environment.
  */
 static bool cfg80211_go_permissive_chan(struct cfg80211_registered_device *rdev,
 					struct ieee80211_channel *chan)
@@ -677,8 +679,14 @@ static bool cfg80211_go_permissive_chan(struct cfg80211_registered_device *rdev,
 	ASSERT_RTNL();
 
 	if (!config_enabled(CONFIG_CFG80211_REG_RELAX_NO_IR) ||
-	    !(wiphy->regulatory_flags & REGULATORY_ENABLE_RELAX_NO_IR) ||
-	    !(chan->flags & IEEE80211_CHAN_GO_CONCURRENT))
+	    !(wiphy->regulatory_flags & REGULATORY_ENABLE_RELAX_NO_IR))
+		return false;
+
+	if (regulatory_indoor_allowed() &&
+	    (chan->flags & IEEE80211_CHAN_INDOOR_ONLY))
+		return true;
+
+	if (!(chan->flags & IEEE80211_CHAN_GO_CONCURRENT))
 		return false;
 
 	/*
-- 
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