cfg80211: Add new BSS attribute ht_opmode

Add a new BSS attribute to allow hostapd to set the current HT opmode.
Otherwise drivers won't be able to set up protection for HT rates in
AP mode.

Cc: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: Helmut Schaa <helmut.schaa@googlemail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

2 files changed, 7 insertions, 0 deletions

diff --git a/include/linux/nl80211.h b/include/linux/nl80211.h
index 8e28053ea423..380421253d16 100644
--- a/include/linux/nl80211.h
+++ b/include/linux/nl80211.h
@@ -849,6 +849,8 @@ enum nl80211_commands {
  *      flag isn't set, the frame will be rejected. This is also used as an
  *      nl80211 capability flag.
  *
+ * @NL80211_ATTR_BSS_HTOPMODE: HT operation mode (u16)
+ *
  * @NL80211_ATTR_MAX: highest attribute number currently defined
  * @__NL80211_ATTR_AFTER_LAST: internal use
  */
@@ -1025,6 +1027,8 @@ enum nl80211_attrs {
 
         NL80211_ATTR_OFFCHANNEL_TX_OK,
 
+        NL80211_ATTR_BSS_HT_OPMODE,
+
         /* add attributes here, update the policy in nl80211.c */
 
         __NL80211_ATTR_AFTER_LAST,
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index 8764c9a5bab7..0d5979924be3 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -605,6 +605,8 @@ struct mpath_info {
  *      (or NULL for no change)
  * @basic_rates_len: number of basic rates
  * @ap_isolate: do not forward packets between connected stations
+ * @ht_opmode: HT Operation mode
+ *      (u16 = opmode, -1 = do not change)
  */
 struct bss_parameters {
         int use_cts_prot;
@@ -613,6 +615,7 @@ struct bss_parameters {
         u8 *basic_rates;
         u8 basic_rates_len;
         int ap_isolate;
+        int ht_opmode;
 };
 
 /*