42 static struct vml_sys *subsys = NULL;  variable
598 	if (subsys && subsys->nearest_clock) {  in vmlfb_check_var_locked()
599 		nearest_clock = subsys->nearest_clock(subsys, clock);  in vmlfb_check_var_locked()
778 	if (!subsys)  in vmlfb_set_par_locked()
800 	if (subsys->nearest_clock) {  in vmlfb_set_par_locked()
801 		clock = subsys->nearest_clock(subsys, clock);  in vmlfb_set_par_locked()
826 	if (subsys->set_clock)  in vmlfb_set_par_locked()
827 		subsys->set_clock(subsys, clock);  in vmlfb_set_par_locked()
879 	list_move(&vinfo->head, (subsys) ? &global_has_mode : &global_no_mode);  in vmlfb_set_par()
1077 	if (subsys != NULL) {  in vmlfb_register_subsys()
1078 		subsys->restore(subsys);  in vmlfb_register_subsys()
1080 	subsys = sys;  in vmlfb_register_subsys()
1081 	subsys->save(subsys);  in vmlfb_register_subsys()
1131 				subsys->name ? subsys->name : "unknown");  in vmlfb_register_subsys()
1142 	if (subsys != sys) {  in vmlfb_unregister_subsys()
1146 	subsys->restore(subsys);  in vmlfb_unregister_subsys()
1147 	subsys = NULL;  in vmlfb_unregister_subsys()