iwlwifi: mvm: don't delay the association until after beacon

If we haven't heard a beacon before we associate we can
still start the association process and set the MAC in
the firmware to associated only after having received a
beacon with DTIM period by reacting to the new change
flag (BSS_CHANGED_DTIM_PERIOD) from mac80211.

This reduces the association time in these cases.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

1 files changed, 5 insertions, 1 deletions

diff --git a/drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c b/drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c
index c08a17a3cab9..0854dc338881 100644
--- a/drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c
+++ b/drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c
@@ -584,7 +584,11 @@ static void iwl_mvm_mac_ctxt_cmd_fill_sta(struct iwl_mvm *mvm,
                                           struct ieee80211_vif *vif,
                                           struct iwl_mac_data_sta *ctxt_sta)
 {
-        ctxt_sta->is_assoc = cpu_to_le32(vif->bss_conf.assoc ? 1 : 0);
+        /* We need the dtim_period to set the MAC as associated */
+        if (vif->bss_conf.assoc && vif->bss_conf.dtim_period)
+                ctxt_sta->is_assoc = cpu_to_le32(1);
+        else
+                ctxt_sta->is_assoc = cpu_to_le32(0);
 
         ctxt_sta->bi = cpu_to_le32(vif->bss_conf.beacon_int);
         ctxt_sta->bi_reciprocal =