drm_atomic_helper_disable_all
EXPORT_SYMBOL(drm_atomic_helper_disable_all);
ret = drm_atomic_helper_disable_all(dev, &ctx);
err = drm_atomic_helper_disable_all(dev, &ctx);
ret = drm_atomic_helper_disable_all(display->drm, ctx);
int drm_atomic_helper_disable_all(struct drm_device *dev,