drm_helper_hpd_irq_event
drm_helper_hpd_irq_event(adev->ddev);
drm_helper_hpd_irq_event(dev);
drm_helper_hpd_irq_event(dev);
EXPORT_SYMBOL(drm_helper_hpd_irq_event);
drm_helper_hpd_irq_event(dev);
bool drm_helper_hpd_irq_event(struct drm_device *dev);
drm_helper_hpd_irq_event(dev);