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PM / Domains: Introduce a genpd OF helper that removes a subdomain

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We already have the of_genpd_add_subdomain() helper, but no corresponding
of_genpd_remove_subdomain(), so let's add it. Subsequent changes starts to
make use of it.

Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Acked-by: Rafael J. Wysocki <rafael@kernel.org>
This commit is contained in:
Ulf Hansson 2019-12-30 13:59:30 +01:00
parent 9c6ceecb65
commit dedd14925e
2 changed files with 46 additions and 0 deletions
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8
include/linux/pm_domain.h
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@ -284,6 +284,8 @@ void of_genpd_del_provider(struct device_node *np);
int of_genpd_add_device(struct of_phandle_args *args, struct device *dev);
int of_genpd_add_subdomain(struct of_phandle_args *parent_spec,
struct of_phandle_args *subdomain_spec);
int of_genpd_remove_subdomain(struct of_phandle_args *parent_spec,
struct of_phandle_args *subdomain_spec);
struct generic_pm_domain *of_genpd_remove_last(struct device_node *np);
int of_genpd_parse_idle_states(struct device_node *dn,
struct genpd_power_state **states, int *n);
@ -322,6 +324,12 @@ static inline int of_genpd_add_subdomain(struct of_phandle_args *parent_spec,
return -ENODEV;
}
static inline int of_genpd_remove_subdomain(struct of_phandle_args *parent_spec,
struct of_phandle_args *subdomain_spec)
{
return -ENODEV;
}
static inline int of_genpd_parse_idle_states(struct device_node *dn,
struct genpd_power_state **states, int *n)
{