119 	struct scmi_syspower_conf *sc = reboot_nb_to_sconf(nb);  in scmi_reboot_notifier()  local
121 	mutex_lock(&sc->state_mtx);  in scmi_reboot_notifier()
125 		if (sc->required_transition == SCMI_SYSTEM_SHUTDOWN)  in scmi_reboot_notifier()
126 			sc->state = SCMI_SYSPOWER_REBOOTING;  in scmi_reboot_notifier()
129 		if (sc->required_transition == SCMI_SYSTEM_COLDRESET ||  in scmi_reboot_notifier()
130 		    sc->required_transition == SCMI_SYSTEM_WARMRESET)  in scmi_reboot_notifier()
131 			sc->state = SCMI_SYSPOWER_REBOOTING;  in scmi_reboot_notifier()
137 	if (sc->state == SCMI_SYSPOWER_REBOOTING) {  in scmi_reboot_notifier()
138 		dev_dbg(sc->dev, "Reboot in progress...cancel delayed work.\n");  in scmi_reboot_notifier()
139 		cancel_delayed_work_sync(&sc->forceful_work);  in scmi_reboot_notifier()
141 	mutex_unlock(&sc->state_mtx);  in scmi_reboot_notifier()
155 scmi_request_forceful_transition(struct scmi_syspower_conf *sc)  in scmi_request_forceful_transition()  argument
157 	dev_dbg(sc->dev, "Serving forceful request:%d\n",  in scmi_request_forceful_transition()
158 		sc->required_transition);  in scmi_request_forceful_transition()
163 	switch (sc->required_transition) {  in scmi_request_forceful_transition()
178 	struct scmi_syspower_conf *sc;  in scmi_forceful_work_func()  local
185 	sc = dwork_to_sconf(dwork);  in scmi_forceful_work_func()
187 	dev_dbg(sc->dev, "Graceful request timed out...forcing !\n");  in scmi_forceful_work_func()
188 	mutex_lock(&sc->state_mtx);  in scmi_forceful_work_func()
190 	unregister_reboot_notifier(&sc->reboot_nb);  in scmi_forceful_work_func()
191 	if (sc->state == SCMI_SYSPOWER_IN_PROGRESS)  in scmi_forceful_work_func()
192 		scmi_request_forceful_transition(sc);  in scmi_forceful_work_func()
193 	mutex_unlock(&sc->state_mtx);  in scmi_forceful_work_func()
210 static void scmi_request_graceful_transition(struct scmi_syspower_conf *sc,  in scmi_request_graceful_transition()  argument
218 		sc->reboot_nb.notifier_call = &scmi_reboot_notifier;  in scmi_request_graceful_transition()
219 		ret = register_reboot_notifier(&sc->reboot_nb);  in scmi_request_graceful_transition()
223 			INIT_DELAYED_WORK(&sc->forceful_work,  in scmi_request_graceful_transition()
225 			schedule_delayed_work(&sc->forceful_work,  in scmi_request_graceful_transition()
229 			dev_warn(sc->dev,  in scmi_request_graceful_transition()
234 	dev_dbg(sc->dev,  in scmi_request_graceful_transition()
236 		sc->required_transition, timeout_ms, adj_timeout_ms);  in scmi_request_graceful_transition()
238 	switch (sc->required_transition) {  in scmi_request_graceful_transition()
278 	struct scmi_syspower_conf *sc = userspace_nb_to_sconf(nb);  in scmi_userspace_notifier()  local
281 		dev_err(sc->dev, "Ignoring unsupported system_state: 0x%X\n",  in scmi_userspace_notifier()
287 		dev_err(sc->dev, "Ignoring forceful notification.\n");  in scmi_userspace_notifier()
297 	mutex_lock(&sc->state_mtx);  in scmi_userspace_notifier()
298 	if (sc->state != SCMI_SYSPOWER_IDLE) {  in scmi_userspace_notifier()
299 		dev_dbg(sc->dev,  in scmi_userspace_notifier()
301 		mutex_unlock(&sc->state_mtx);  in scmi_userspace_notifier()
304 	sc->state = SCMI_SYSPOWER_IN_PROGRESS;  in scmi_userspace_notifier()
305 	mutex_unlock(&sc->state_mtx);  in scmi_userspace_notifier()
307 	sc->required_transition = er->system_state;  in scmi_userspace_notifier()
310 	dev_info(sc->dev, "Serving shutdown/reboot request: %d\n",  in scmi_userspace_notifier()
311 		 sc->required_transition);  in scmi_userspace_notifier()
313 	scmi_request_graceful_transition(sc, er->timeout);  in scmi_userspace_notifier()
321 	struct scmi_syspower_conf *sc;  in scmi_syspower_probe()  local
331 	sc = devm_kzalloc(&sdev->dev, sizeof(*sc), GFP_KERNEL);  in scmi_syspower_probe()
332 	if (!sc)  in scmi_syspower_probe()
335 	sc->state = SCMI_SYSPOWER_IDLE;  in scmi_syspower_probe()
336 	mutex_init(&sc->state_mtx);  in scmi_syspower_probe()
337 	sc->required_transition = SCMI_SYSTEM_MAX;  in scmi_syspower_probe()
338 	sc->userspace_nb.notifier_call = &scmi_userspace_notifier;  in scmi_syspower_probe()
339 	sc->dev = &sdev->dev;  in scmi_syspower_probe()
344 						       NULL, &sc->userspace_nb);  in scmi_syspower_probe()