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authorLuis R. Rodriguez <mcgrof@qca.qualcomm.com>2011-10-11 21:59:03 +0400
committerJohn W. Linville <linville@tuxdriver.com>2011-11-22 01:20:41 +0400
commitb68e6b3b33b208c5690355fd9804ea65cc53d3a5 (patch)
tree0a7e3e90519d9dfaeb1c79de176172940be553a3
parent8b60b07805d557542160d852874fa6a1b969184e (diff)
downloadlinux-b68e6b3b33b208c5690355fd9804ea65cc53d3a5.tar.xz
cfg80211: pass DFS region to drivers through reg_notifier()
This grants drivers access to the DFS region that a regulatory domain belongs to. Signed-off-by: Luis R. Rodriguez <mcgrof@qca.qualcomm.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
-rw-r--r--include/net/regulatory.h5
-rw-r--r--net/wireless/reg.c2
2 files changed, 7 insertions, 0 deletions
diff --git a/include/net/regulatory.h b/include/net/regulatory.h
index 7399c93cb4bc..a5f79933e211 100644
--- a/include/net/regulatory.h
+++ b/include/net/regulatory.h
@@ -48,6 +48,10 @@ enum environment_cap {
* 99 - built by driver but a specific alpha2 cannot be determined
* 98 - result of an intersection between two regulatory domains
* 97 - regulatory domain has not yet been configured
+ * @dfs_region: If CRDA responded with a regulatory domain that requires
+ * DFS master operation on a known DFS region (NL80211_DFS_*),
+ * dfs_region represents that region. Drivers can use this and the
+ * @alpha2 to adjust their device's DFS parameters as required.
* @intersect: indicates whether the wireless core should intersect
* the requested regulatory domain with the presently set regulatory
* domain.
@@ -67,6 +71,7 @@ struct regulatory_request {
int wiphy_idx;
enum nl80211_reg_initiator initiator;
char alpha2[2];
+ u8 dfs_region;
bool intersect;
bool processed;
enum environment_cap country_ie_env;
diff --git a/net/wireless/reg.c b/net/wireless/reg.c
index 69141ed1f6df..b66444d048d5 100644
--- a/net/wireless/reg.c
+++ b/net/wireless/reg.c
@@ -1121,6 +1121,8 @@ static void wiphy_update_regulatory(struct wiphy *wiphy,
if (ignore_reg_update(wiphy, initiator))
return;
+ last_request->dfs_region = cfg80211_regdomain->dfs_region;
+
for (band = 0; band < IEEE80211_NUM_BANDS; band++) {
if (wiphy->bands[band])
handle_band(wiphy, band, initiator);