include/linux/pm_domain.h

1 /* SPDX-License-Identifier: GPL-2.0-only */
3  * pm_domain.h - Definitions and headers related to device power domains.
28  *				while powering on/off attached devices.
31  *				->power_on|off(), doesn't sleep. Hence, these
33  *				enables genpd to power on/off the PM domain,
40  *				powered on.
42  * GENPD_FLAG_ACTIVE_WAKEUP:	Instructs genpd to keep the PM domain powered
53  *				last-man-standing algorithm, for the CPUs in the
57  *				powered on except for system suspend.
68 	GENPD_STATE_OFF,	/* PM domain is off */
124 	struct raw_notifier_head power_notifiers; /* Power on/off notifiers */
144 	unsigned int state_idx; /* state that genpd will go to when off */
169 	/* Sub-domain's per-master domain performance state */
205 	return to_gpd_data(dev->power.subsys_data->domain_data);  in dev_gpd_data()
230 	return ERR_PTR(-ENOSYS);  in dev_gpd_data()
235 	return -ENOSYS;  in pm_genpd_add_device()
239 	return -ENOSYS;  in pm_genpd_remove_device()
244 	return -ENOSYS;  in pm_genpd_add_subdomain()
249 	return -ENOSYS;  in pm_genpd_remove_subdomain()
254 	return -ENOSYS;  in pm_genpd_init()
258 	return -ENOTSUPP;  in pm_genpd_remove()
264 	return -ENOTSUPP;  in dev_pm_genpd_set_performance_state()
270 	return -ENOTSUPP;  in dev_pm_genpd_add_notifier()
275 	return -ENOTSUPP;  in dev_pm_genpd_remove_notifier()
328 	return -ENOTSUPP;  in of_genpd_add_provider_simple()
334 	return -ENOTSUPP;  in of_genpd_add_provider_onecell()
342 	return -ENODEV;  in of_genpd_add_device()
348 	return -ENODEV;  in of_genpd_add_subdomain()
354 	return -ENODEV;  in of_genpd_remove_subdomain()
360 	return -ENODEV;  in of_genpd_parse_idle_states()
390 	return ERR_PTR(-ENOTSUPP);  in of_genpd_remove_last()