is_trans_port_sync_mode
if (!is_trans_port_sync_mode(crtc_state))
if (!is_trans_port_sync_mode(crtc_state))
!is_trans_port_sync_mode(crtc_state))
if (is_trans_port_sync_mode(new_crtc_state)) {
bool is_trans_port_sync_mode(const struct intel_crtc_state *state);
if (!is_trans_port_sync_mode(crtc_state)) {