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| author | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2018-05-15 00:12:48 +0300 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2018-05-15 00:12:48 +0300 |
| commit | 8ad17c8eb1b57f2395e2a9e43b71665d89de4f34 (patch) | |
| tree | 9f407dc97c9fdf8db6116528aae5b750eb9d6c32 /include/linux/pm_domain.h | |
| parent | 71f277a7bf0b0e65e9571940057c70efc4326bc5 (diff) | |
| parent | 28fa4aca262ce0865d27788ebc480e643117d7ab (diff) | |
| download | linux-8ad17c8eb1b57f2395e2a9e43b71665d89de4f34.tar.xz | |
Merge branch 'opp/genpd-pstate-updates' of git://git.kernel.org/pub/scm/linux/kernel/git/vireshk/pm
Pull Operating Performance Points (OPP) library changes for v4.18
from Viresh Kumar.
* 'opp/genpd-pstate-updates' of git://git.kernel.org/pub/scm/linux/kernel/git/vireshk/pm:
PM / OPP: Remove dev_pm_opp_{un}register_get_pstate_helper()
PM / OPP: Get performance state using genpd helper
PM / Domain: Implement of_genpd_opp_to_performance_state()
PM / Domain: Add support to parse domain's OPP table
PM / Domain: Add struct device to genpd
PM / OPP: Implement dev_pm_opp_get_of_node()
PM / OPP: Implement of_dev_pm_opp_find_required_opp()
PM / OPP: Implement dev_pm_opp_of_add_table_indexed()
PM / OPP: "opp-hz" is optional for power domains
PM / OPP: dt-bindings: Make "opp-hz" optional for power domains
PM / OPP: dt-bindings: Rename "required-opp" as "required-opps"
soc/tegra: pmc: Don't allocate struct tegra_powergate on stack
Diffstat (limited to 'include/linux/pm_domain.h')
| -rw-r--r-- | include/linux/pm_domain.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/include/linux/pm_domain.h b/include/linux/pm_domain.h index ab1854863a8c..4e5764083fd8 100644 --- a/include/linux/pm_domain.h +++ b/include/linux/pm_domain.h @@ -47,8 +47,10 @@ struct genpd_power_state { }; struct genpd_lock_ops; +struct dev_pm_opp; struct generic_pm_domain { + struct device dev; struct dev_pm_domain domain; /* PM domain operations */ struct list_head gpd_list_node; /* Node in the global PM domains list */ struct list_head master_links; /* Links with PM domain as a master */ @@ -67,6 +69,8 @@ struct generic_pm_domain { unsigned int performance_state; /* Aggregated max performance state */ int (*power_off)(struct generic_pm_domain *domain); int (*power_on)(struct generic_pm_domain *domain); + unsigned int (*opp_to_performance_state)(struct generic_pm_domain *genpd, + struct dev_pm_opp *opp); int (*set_performance_state)(struct generic_pm_domain *genpd, unsigned int state); struct gpd_dev_ops dev_ops; @@ -243,6 +247,8 @@ extern int of_genpd_add_subdomain(struct of_phandle_args *parent, extern struct generic_pm_domain *of_genpd_remove_last(struct device_node *np); extern int of_genpd_parse_idle_states(struct device_node *dn, struct genpd_power_state **states, int *n); +extern unsigned int of_genpd_opp_to_performance_state(struct device *dev, + struct device_node *opp_node); int genpd_dev_pm_attach(struct device *dev); #else /* !CONFIG_PM_GENERIC_DOMAINS_OF */ @@ -278,6 +284,13 @@ static inline int of_genpd_parse_idle_states(struct device_node *dn, return -ENODEV; } +static inline unsigned int +of_genpd_opp_to_performance_state(struct device *dev, + struct device_node *opp_node) +{ + return -ENODEV; +} + static inline int genpd_dev_pm_attach(struct device *dev) { return 0; |