iwlwifi: mvm: support tdls in dqa mode

Support TDLS when working in DQA mode.

This is done mainly by NOT doing any special things
for TDLS, as the queues are dynamically created anyway,
so no need to allocate them ahead of time.

Signed-off-by: Liad Kaufman <liad.kaufman@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>

1 files changed, 19 insertions, 12 deletions

diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c
index 7321bb6b8d67..1617de7c2ddc 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c
@@ -893,8 +893,11 @@ int iwl_mvm_add_sta(struct iwl_mvm *mvm,
 	mvm_sta->tid_disable_agg = 0xffff; /* No aggs at first */
 	mvm_sta->tfd_queue_msk = 0;
 
-	/* allocate new queues for a TDLS station */
-	if (sta->tdls) {
+	/*
+	 * Allocate new queues for a TDLS station, unless we're in DQA mode,
+	 * and then they'll be allocated dynamically
+	 */
+	if (!iwl_mvm_is_dqa_supported(mvm) && sta->tdls) {
 		ret = iwl_mvm_tdls_sta_init(mvm, sta);
 		if (ret)
 			return ret;
@@ -958,7 +961,8 @@ int iwl_mvm_add_sta(struct iwl_mvm *mvm,
 	return 0;
 
 err:
-	iwl_mvm_tdls_sta_deinit(mvm, sta);
+	if (!iwl_mvm_is_dqa_supported(mvm) && sta->tdls)
+		iwl_mvm_tdls_sta_deinit(mvm, sta);
 	return ret;
 }
 
@@ -1164,16 +1168,19 @@ int iwl_mvm_rm_sta(struct iwl_mvm *mvm,
 		if (iwl_mvm_is_dqa_supported(mvm))
 			iwl_mvm_disable_sta_queues(mvm, vif, mvm_sta);
 
-		/* if we are associated - we can't remove the AP STA now */
-		if (vif->bss_conf.assoc)
-			return ret;
+		if (vif->type == NL80211_IFTYPE_STATION &&
+		    mvmvif->ap_sta_id == mvm_sta->sta_id) {
+			/* if associated - we can't remove the AP STA now */
+			if (vif->bss_conf.assoc)
+				return ret;
 
-		/* unassoc - go ahead - remove the AP STA now */
-		mvmvif->ap_sta_id = IWL_MVM_STATION_COUNT;
+			/* unassoc - go ahead - remove the AP STA now */
+			mvmvif->ap_sta_id = IWL_MVM_STATION_COUNT;
 
-		/* clear d0i3_ap_sta_id if no longer relevant */
-		if (mvm->d0i3_ap_sta_id == mvm_sta->sta_id)
-			mvm->d0i3_ap_sta_id = IWL_MVM_STATION_COUNT;
+			/* clear d0i3_ap_sta_id if no longer relevant */
+			if (mvm->d0i3_ap_sta_id == mvm_sta->sta_id)
+				mvm->d0i3_ap_sta_id = IWL_MVM_STATION_COUNT;
+		}
 	}
 
 	/*
@@ -1211,7 +1218,7 @@ int iwl_mvm_rm_sta(struct iwl_mvm *mvm,
 	} else {
 		spin_unlock_bh(&mvm_sta->lock);
 
-		if (sta->tdls)
+		if (!iwl_mvm_is_dqa_supported(mvm) && sta->tdls)
 			iwl_mvm_tdls_sta_deinit(mvm, sta);
 
 		ret = iwl_mvm_rm_sta_common(mvm, mvm_sta->sta_id);