amdgpu_dm_crtc_modeset_required
if (amdgpu_dm_crtc_modeset_required(new_crtc_state, dm_new_crtc_state->stream, dm_old_crtc_state->stream)) {
if (amdgpu_dm_crtc_modeset_required(new_crtc_state, new_stream,
amdgpu_dm_crtc_modeset_required(crtc_state, NULL, dm_crtc_state->stream)))) {
bool amdgpu_dm_crtc_modeset_required(struct drm_crtc_state *crtc_state,