cfg80211: add regulatory netlink multicast group

This allows us to send to userspace "regulatory" events.
For now we just send an event when we change regulatory domains.
We also notify userspace when devices are using their own custom
world roaming regulatory domains.

Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 11 insertions, 0 deletions

diff --git a/net/wireless/core.c b/net/wireless/core.c
index c939f5ee065e..17fe39049740 100644
--- a/net/wireless/core.c
+++ b/net/wireless/core.c
@@ -365,6 +365,17 @@ int wiphy_register(struct wiphy *wiphy)
         if (IS_ERR(drv->wiphy.debugfsdir))
                 drv->wiphy.debugfsdir = NULL;
 
+        if (wiphy->custom_regulatory) {
+                struct regulatory_request request;
+
+                request.wiphy_idx = get_wiphy_idx(wiphy);
+                request.initiator = NL80211_REGDOM_SET_BY_DRIVER;
+                request.alpha2[0] = '9';
+                request.alpha2[1] = '9';
+
+                nl80211_send_reg_change_event(&request);
+        }
+
         res = 0;
 out_unlock:
         mutex_unlock(&cfg80211_mutex);