314 	if (stm->pdrv->output_open) {  in stm_output_assign()
321 		ret = stm->pdrv->output_open(priv, output);  in stm_output_assign()
346 	if (stm->pdrv && stm->pdrv->output_close)  in stm_output_free()
347 		stm->pdrv->output_close(output);  in stm_output_free()
374 	const struct stm_protocol_driver	*pdrv;  member
390 		if (!strcmp(name, pe->pdrv->name))  in __stm_lookup_protocol()
397 int stm_register_protocol(const struct stm_protocol_driver *pdrv)  in stm_register_protocol()  argument
404 	if (__stm_lookup_protocol(pdrv->name)) {  in stm_register_protocol()
413 	if (pdrv->policy_attr) {  in stm_register_protocol()
414 		pe->node_type = get_policy_node_type(pdrv->policy_attr);  in stm_register_protocol()
420 	pe->pdrv = pdrv;  in stm_register_protocol()
433 void stm_unregister_protocol(const struct stm_protocol_driver *pdrv)  in stm_unregister_protocol()  argument
440 		if (pe->pdrv == pdrv) {  in stm_unregister_protocol()
456 static bool stm_get_protocol(const struct stm_protocol_driver *pdrv)  in stm_get_protocol()  argument
458 	return try_module_get(pdrv->owner);  in stm_get_protocol()
461 void stm_put_protocol(const struct stm_protocol_driver *pdrv)  in stm_put_protocol()  argument
463 	module_put(pdrv->owner);  in stm_put_protocol()
467 			const struct stm_protocol_driver **pdrv,  in stm_lookup_protocol()  argument
475 	if (pe && pe->pdrv && stm_get_protocol(pe->pdrv)) {  in stm_lookup_protocol()
476 		*pdrv = pe->pdrv;  in stm_lookup_protocol()
608 	if (!stm->pdrv)  in stm_write()
611 	err = stm->pdrv->write(stm->data, output, chan, buf, count);  in stm_write()