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authorIlan Peer <ilan.peer@intel.com>2014-02-23 09:13:03 +0200
committerJohannes Berg <johannes.berg@intel.com>2014-04-09 10:55:37 +0200
commitc8866e55a94fb02b83b13f289e5e470fc928703a (patch)
treeac49e6b637f9b24dab338b3067f1aaf6fc2ce0e1 /net/wireless
parent52616f2b446eaad8eb2cd78bbd052f0066069757 (diff)
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>
Diffstat (limited to 'net/wireless')
-rw-r--r--net/wireless/chan.c12
-rw-r--r--net/wireless/reg.c5
-rw-r--r--net/wireless/reg.h5
3 files changed, 20 insertions, 2 deletions
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;
/*
diff --git a/net/wireless/reg.c b/net/wireless/reg.c
index 55d68c31ad72..bf3b0938891d 100644
--- a/net/wireless/reg.c
+++ b/net/wireless/reg.c
@@ -2701,6 +2701,11 @@ int cfg80211_get_unii(int freq)
return -EINVAL;
}
+bool regulatory_indoor_allowed(void)
+{
+ return reg_is_indoor;
+}
+
int __init regulatory_init(void)
{
int err = 0;
diff --git a/net/wireless/reg.h b/net/wireless/reg.h
index 2a3842828f6d..5e48031ccb9a 100644
--- a/net/wireless/reg.h
+++ b/net/wireless/reg.h
@@ -117,4 +117,9 @@ void regulatory_hint_disconnect(void);
*/
int cfg80211_get_unii(int freq);
+/**
+ * regulatory_indoor_allowed - is indoor operation allowed
+ */
+bool regulatory_indoor_allowed(void);
+
#endif /* __NET_WIRELESS_REG_H */