iwl_mvm_is_nic_ack_enabled
if (!iwl_mvm_is_nic_ack_enabled(mvm, vif))
cpu_to_le32(!iwl_mvm_is_nic_ack_enabled(mvm, vif));
bool iwl_mvm_is_nic_ack_enabled(struct iwl_mvm *mvm, struct ieee80211_vif *vif);