iwlwifi: track IBSS manager status

Only the IBSS manager, ie. the station that sent
the IBSS beacon last, should be replying to probe
responses. This requires implementing the mac80211
tx_last_beacon callback, which we can do thanks to
the ucode beacon notification.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 5 insertions, 0 deletions

diff --git a/drivers/net/wireless/iwlwifi/iwl-commands.h b/drivers/net/wireless/iwlwifi/iwl-commands.h
index 60725a5c1b69..9435fd934d5e 100644
--- a/drivers/net/wireless/iwlwifi/iwl-commands.h
+++ b/drivers/net/wireless/iwlwifi/iwl-commands.h
@@ -2919,6 +2919,11 @@ struct iwl_scancomplete_notification {
  *
  *****************************************************************************/
 
+enum iwl_ibss_manager {
+        IWL_NOT_IBSS_MANAGER = 0,
+        IWL_IBSS_MANAGER = 1,
+};
+
 /*
  * BEACON_NOTIFICATION = 0x90 (notification only, not a command)
  */