NV_DEBUG(drm, "%splugged %s\n", plugged ? "" : "un", name);
+ mutex_lock(&drm->dev->mode_config.mutex);
if (plugged)
drm_helper_connector_dpms(connector, DRM_MODE_DPMS_ON);
else
drm_helper_connector_dpms(connector, DRM_MODE_DPMS_OFF);
+ mutex_unlock(&drm->dev->mode_config.mutex);
+
drm_helper_hpd_irq_event(connector->dev);
}