iwlwifi: mvm: add debug statement to time event add

This is helpful for debugging the time event warning,
but also in general to see what's going on.
Reviewed-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

drivers/net/wireless/iwlwifi/mvm/time-event.c

@@ -265,6 +265,9 @@ static int iwl_mvm_time_event_send_add(struct iwl_mvm *mvm,
 
 	lockdep_assert_held(&mvm->mutex);
 
+	IWL_DEBUG_TE(mvm, "Add new TE, duration %d TU\n",
+		     le32_to_cpu(te_cmd->duration));
+
 	spin_lock_bh(&mvm->time_event_lock);
 	if (WARN_ON(te_data->id != TE_MAX)) {
 		spin_unlock_bh(&mvm->time_event_lock);