diff options
Diffstat (limited to 'include/linux/pm_domain.h')
| -rw-r--r-- | include/linux/pm_domain.h | 25 |
1 files changed, 23 insertions, 2 deletions
diff --git a/include/linux/pm_domain.h b/include/linux/pm_domain.h index a03a0ad998b8..1236d262b3e8 100644 --- a/include/linux/pm_domain.h +++ b/include/linux/pm_domain.h @@ -11,6 +11,7 @@ #include <linux/device.h> #include <linux/err.h> +#include <linux/of.h> enum gpd_status { GPD_STATE_ACTIVE = 0, /* PM domain is active */ @@ -70,6 +71,7 @@ struct generic_pm_domain { s64 break_even_ns; /* Power break even for the entire domain. */ s64 max_off_time_ns; /* Maximum allowed "suspended" time. */ ktime_t power_off_time; + struct device_node *of_node; /* Node in device tree */ }; static inline struct generic_pm_domain *pd_to_genpd(struct dev_pm_domain *pd) @@ -97,14 +99,15 @@ struct generic_pm_domain_data { struct gpd_dev_ops ops; struct gpd_timing_data td; bool need_restore; + bool always_on; }; +#ifdef CONFIG_PM_GENERIC_DOMAINS static inline struct generic_pm_domain_data *to_gpd_data(struct pm_domain_data *pdd) { return container_of(pdd, struct generic_pm_domain_data, base); } -#ifdef CONFIG_PM_GENERIC_DOMAINS static inline struct generic_pm_domain_data *dev_gpd_data(struct device *dev) { return to_gpd_data(dev->power.subsys_data->domain_data); @@ -117,14 +120,25 @@ extern int __pm_genpd_add_device(struct generic_pm_domain *genpd, struct device *dev, struct gpd_timing_data *td); +extern int __pm_genpd_of_add_device(struct device_node *genpd_node, + struct device *dev, + struct gpd_timing_data *td); + static inline int pm_genpd_add_device(struct generic_pm_domain *genpd, struct device *dev) { return __pm_genpd_add_device(genpd, dev, NULL); } +static inline int pm_genpd_of_add_device(struct device_node *genpd_node, + struct device *dev) +{ + return __pm_genpd_of_add_device(genpd_node, dev, NULL); +} + extern int pm_genpd_remove_device(struct generic_pm_domain *genpd, struct device *dev); +extern void pm_genpd_dev_always_on(struct device *dev, bool val); extern int pm_genpd_add_subdomain(struct generic_pm_domain *genpd, struct generic_pm_domain *new_subdomain); extern int pm_genpd_remove_subdomain(struct generic_pm_domain *genpd, @@ -143,6 +157,10 @@ extern bool default_stop_ok(struct device *dev); extern struct dev_power_governor pm_domain_always_on_gov; #else +static inline struct generic_pm_domain_data *dev_gpd_data(struct device *dev) +{ + return ERR_PTR(-ENOSYS); +} static inline struct generic_pm_domain *dev_to_genpd(struct device *dev) { return ERR_PTR(-ENOSYS); @@ -163,6 +181,7 @@ static inline int pm_genpd_remove_device(struct generic_pm_domain *genpd, { return -ENOSYS; } +static inline void pm_genpd_dev_always_on(struct device *dev, bool val) {} static inline int pm_genpd_add_subdomain(struct generic_pm_domain *genpd, struct generic_pm_domain *new_sd) { @@ -183,7 +202,8 @@ static inline int __pm_genpd_remove_callbacks(struct device *dev, bool clear_td) { return -ENOSYS; } -static inline void pm_genpd_init(struct generic_pm_domain *genpd, bool is_off) +static inline void pm_genpd_init(struct generic_pm_domain *genpd, + struct dev_power_governor *gov, bool is_off) { } static inline int pm_genpd_poweron(struct generic_pm_domain *genpd) @@ -194,6 +214,7 @@ static inline bool default_stop_ok(struct device *dev) { return false; } +#define simple_qos_governor NULL #define pm_domain_always_on_gov NULL #endif |