309 	struct drm_exynos_ipp_event_work *event_work;  in ipp_create_event_work()  local
311 	event_work = kzalloc(sizeof(*event_work), GFP_KERNEL);  in ipp_create_event_work()
312 	if (!event_work)  in ipp_create_event_work()
315 	INIT_WORK(&event_work->work, ipp_sched_event);  in ipp_create_event_work()
317 	return event_work;  in ipp_create_event_work()
413 	c_node->event_work = ipp_create_event_work();  in exynos_drm_ipp_set_property()
414 	if (IS_ERR(c_node->event_work)) {  in exynos_drm_ipp_set_property()
416 		ret = PTR_ERR(c_node->event_work);  in exynos_drm_ipp_set_property()
698 	cancel_work_sync(&c_node->event_work->work);  in ipp_clean_cmd_node()
720 	kfree(c_node->event_work);  in ipp_clean_cmd_node()
1539 	struct drm_exynos_ipp_event_work *event_work =  in ipp_sched_event()  local
1545 	if (!event_work) {  in ipp_sched_event()
1550 	DRM_DEBUG_KMS("buf_id[%d]\n", event_work->buf_id[EXYNOS_DRM_OPS_DST]);  in ipp_sched_event()
1552 	ippdrv = event_work->ippdrv;  in ipp_sched_event()
1576 	ret = ipp_send_event(ippdrv, c_node, event_work->buf_id);  in ipp_sched_event()