drm/komeda: Add komeda_kms_check

	.atomic_commit_tail = komeda_kms_commit_tail,

};

static int komeda_kms_check(struct drm_device *dev,

			    struct drm_atomic_state *state)

{

	struct drm_crtc *crtc;

	struct drm_crtc_state *old_crtc_st, *new_crtc_st;

	int i, err;

	err = drm_atomic_helper_check_modeset(dev, state);

	if (err)

		return err;

	/* komeda need to re-calculate resource assumption in every commit

	 * so need to add all affected_planes (even unchanged) to

	 * drm_atomic_state.

	 */

	for_each_oldnew_crtc_in_state(state, crtc, old_crtc_st, new_crtc_st, i) {

		err = drm_atomic_add_affected_planes(state, crtc);

		if (err)

			return err;

	}

	err = drm_atomic_helper_check_planes(dev, state);

	if (err)

		return err;

	return 0;

}

static const struct drm_mode_config_funcs komeda_mode_config_funcs = {

	.fb_create		= komeda_fb_create,

	.atomic_check		= drm_atomic_helper_check,

	.atomic_check		= komeda_kms_check,

	.atomic_commit		= drm_atomic_helper_commit,

};