91 	struct optee *optee = tee_get_drvdata(teedev);  in optee_open()  local
97 	if (teedev == optee->supp_teedev) {  in optee_open()
100 		mutex_lock(&optee->supp.mutex);  in optee_open()
101 		if (!optee->supp.ctx) {  in optee_open()
103 			optee->supp.ctx = ctx;  in optee_open()
105 		mutex_unlock(&optee->supp.mutex);  in optee_open()
111 		if (!optee->scan_bus_done) {  in optee_open()
112 			INIT_WORK(&optee->scan_bus_work, optee_bus_scan);  in optee_open()
113 			optee->scan_bus_wq = create_workqueue("optee_bus_scan");  in optee_open()
114 			if (!optee->scan_bus_wq) {  in optee_open()
118 			queue_work(optee->scan_bus_wq, &optee->scan_bus_work);  in optee_open()
119 			optee->scan_bus_done = true;  in optee_open()
158 	struct optee *optee = tee_get_drvdata(ctx->teedev);  in optee_release_supp()  local
161 	if (optee->scan_bus_wq) {  in optee_release_supp()
162 		destroy_workqueue(optee->scan_bus_wq);  in optee_release_supp()
163 		optee->scan_bus_wq = NULL;  in optee_release_supp()
165 	optee_supp_release(&optee->supp);  in optee_release_supp()
168 void optee_remove_common(struct optee *optee)  in optee_remove_common()  argument
173 	optee_notif_uninit(optee);  in optee_remove_common()
174 	optee_shm_arg_cache_uninit(optee);  in optee_remove_common()
175 	teedev_close_context(optee->ctx);  in optee_remove_common()
180 	tee_device_unregister(optee->supp_teedev);  in optee_remove_common()
181 	tee_device_unregister(optee->teedev);  in optee_remove_common()
183 	tee_shm_pool_free(optee->pool);  in optee_remove_common()
184 	optee_supp_uninit(&optee->supp);  in optee_remove_common()
185 	mutex_destroy(&optee->call_queue.mutex);  in optee_remove_common()