122 	struct scmi_syspower_conf *sc = reboot_nb_to_sconf(nb);  in scmi_reboot_notifier()  local
124 	mutex_lock(&sc->state_mtx);  in scmi_reboot_notifier()
128 		if (sc->required_transition == SCMI_SYSTEM_SHUTDOWN)  in scmi_reboot_notifier()
129 			sc->state = SCMI_SYSPOWER_REBOOTING;  in scmi_reboot_notifier()
132 		if (sc->required_transition == SCMI_SYSTEM_COLDRESET ||  in scmi_reboot_notifier()
133 		    sc->required_transition == SCMI_SYSTEM_WARMRESET)  in scmi_reboot_notifier()
134 			sc->state = SCMI_SYSPOWER_REBOOTING;  in scmi_reboot_notifier()
140 	if (sc->state == SCMI_SYSPOWER_REBOOTING) {  in scmi_reboot_notifier()
141 		dev_dbg(sc->dev, "Reboot in progress...cancel delayed work.\n");  in scmi_reboot_notifier()
142 		cancel_delayed_work_sync(&sc->forceful_work);  in scmi_reboot_notifier()
144 	mutex_unlock(&sc->state_mtx);  in scmi_reboot_notifier()
158 scmi_request_forceful_transition(struct scmi_syspower_conf *sc)  in scmi_request_forceful_transition()  argument
160 	dev_dbg(sc->dev, "Serving forceful request:%d\n",  in scmi_request_forceful_transition()
161 		sc->required_transition);  in scmi_request_forceful_transition()
166 	switch (sc->required_transition) {  in scmi_request_forceful_transition()
181 	struct scmi_syspower_conf *sc;  in scmi_forceful_work_func()  local
188 	sc = dwork_to_sconf(dwork);  in scmi_forceful_work_func()
190 	dev_dbg(sc->dev, "Graceful request timed out...forcing !\n");  in scmi_forceful_work_func()
191 	mutex_lock(&sc->state_mtx);  in scmi_forceful_work_func()
193 	unregister_reboot_notifier(&sc->reboot_nb);  in scmi_forceful_work_func()
194 	if (sc->state == SCMI_SYSPOWER_IN_PROGRESS)  in scmi_forceful_work_func()
195 		scmi_request_forceful_transition(sc);  in scmi_forceful_work_func()
196 	mutex_unlock(&sc->state_mtx);  in scmi_forceful_work_func()
213 static void scmi_request_graceful_transition(struct scmi_syspower_conf *sc,  in scmi_request_graceful_transition()  argument
221 		sc->reboot_nb.notifier_call = &scmi_reboot_notifier;  in scmi_request_graceful_transition()
222 		ret = register_reboot_notifier(&sc->reboot_nb);  in scmi_request_graceful_transition()
226 			INIT_DELAYED_WORK(&sc->forceful_work,  in scmi_request_graceful_transition()
228 			schedule_delayed_work(&sc->forceful_work,  in scmi_request_graceful_transition()
232 			dev_warn(sc->dev,  in scmi_request_graceful_transition()
237 	dev_dbg(sc->dev,  in scmi_request_graceful_transition()
239 		sc->required_transition, timeout_ms, adj_timeout_ms);  in scmi_request_graceful_transition()
241 	switch (sc->required_transition) {  in scmi_request_graceful_transition()
256 		schedule_work(&sc->suspend_work);  in scmi_request_graceful_transition()
284 	struct scmi_syspower_conf *sc = userspace_nb_to_sconf(nb);  in scmi_userspace_notifier()  local
288 		dev_err(sc->dev, "Ignoring unsupported system_state: 0x%X\n",  in scmi_userspace_notifier()
294 		dev_err(sc->dev, "Ignoring forceful notification.\n");  in scmi_userspace_notifier()
304 	mutex_lock(&sc->state_mtx);  in scmi_userspace_notifier()
305 	if (sc->state != SCMI_SYSPOWER_IDLE) {  in scmi_userspace_notifier()
306 		dev_dbg(sc->dev,  in scmi_userspace_notifier()
308 		mutex_unlock(&sc->state_mtx);  in scmi_userspace_notifier()
311 	sc->state = SCMI_SYSPOWER_IN_PROGRESS;  in scmi_userspace_notifier()
312 	mutex_unlock(&sc->state_mtx);  in scmi_userspace_notifier()
314 	sc->required_transition = er->system_state;  in scmi_userspace_notifier()
317 	dev_info(sc->dev, "Serving shutdown/reboot request: %d\n",  in scmi_userspace_notifier()
318 		 sc->required_transition);  in scmi_userspace_notifier()
320 	scmi_request_graceful_transition(sc, er->timeout);  in scmi_userspace_notifier()
327 	struct scmi_syspower_conf *sc =  in scmi_suspend_work_func()  local
332 	sc->state = SCMI_SYSPOWER_IDLE;  in scmi_suspend_work_func()
338 	struct scmi_syspower_conf *sc;  in scmi_syspower_probe()  local
348 	sc = devm_kzalloc(&sdev->dev, sizeof(*sc), GFP_KERNEL);  in scmi_syspower_probe()
349 	if (!sc)  in scmi_syspower_probe()
352 	sc->state = SCMI_SYSPOWER_IDLE;  in scmi_syspower_probe()
353 	mutex_init(&sc->state_mtx);  in scmi_syspower_probe()
354 	sc->required_transition = SCMI_SYSTEM_MAX;  in scmi_syspower_probe()
355 	sc->userspace_nb.notifier_call = &scmi_userspace_notifier;  in scmi_syspower_probe()
356 	sc->dev = &sdev->dev;  in scmi_syspower_probe()
358 	INIT_WORK(&sc->suspend_work, scmi_suspend_work_func);  in scmi_syspower_probe()
363 						       NULL, &sc->userspace_nb);  in scmi_syspower_probe()