iwlwifi: mvm: don't reserve queue in TVQM mode

The reserved queue is never used, save the trouble.
Signed-off-by: NSara Sharon <sara.sharon@intel.com>
Signed-off-by: NLuca Coelho <luciano.coelho@intel.com>

drivers/net/wireless/intel/iwlwifi/mvm/sta.c

@@ -1188,6 +1188,10 @@ static int iwl_mvm_reserve_sta_stream(struct iwl_mvm *mvm,
 	int queue;
 	bool using_inactive_queue = false, same_sta = false;
 
+	/* queue reserving is disabled on new TX path */
+	if (WARN_ON(iwl_mvm_has_new_tx_api(mvm)))
+		return 0;
+
 	/*
 	 * Check for inactive queues, so we don't reach a situation where we
 	 * can't add a STA due to a shortage in queues that doesn't really exist
@@ -1387,7 +1391,7 @@ int iwl_mvm_add_sta(struct iwl_mvm *mvm,
 		mvm_sta->dup_data = dup_data;
 	}
 
-	if (iwl_mvm_is_dqa_supported(mvm)) {
+	if (iwl_mvm_is_dqa_supported(mvm) && !iwl_mvm_has_new_tx_api(mvm)) {
 		ret = iwl_mvm_reserve_sta_stream(mvm, sta,
 						 ieee80211_vif_type_p2p(vif));
 		if (ret)

drivers/net/wireless/intel/iwlwifi/mvm/utils.c

@@ -592,15 +592,16 @@ int iwl_mvm_find_free_queue(struct iwl_mvm *mvm, u8 sta_id, u8 minq, u8 maxq)
 
 	lockdep_assert_held(&mvm->queue_info_lock);
 
+	/* This should not be hit with new TX path */
+	if (WARN_ON(iwl_mvm_has_new_tx_api(mvm)))
+		return -ENOSPC;
+
 	/* Start by looking for a free queue */
 	for (i = minq; i <= maxq; i++)
 		if (mvm->queue_info[i].hw_queue_refcount == 0 &&
 		    mvm->queue_info[i].status == IWL_MVM_QUEUE_FREE)
 			return i;
 
-	if (iwl_mvm_has_new_tx_api(mvm))
-		return -ENOSPC;
-
 	/*
 	 * If no free queue found - settle for an inactive one to reconfigure
 	 * Make sure that the inactive queue either already belongs to this STA,