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authorAmit Daniel Kachhap <amit.daniel@samsung.com>2014-12-15 09:08:59 +0530
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2014-12-17 02:33:34 +0100
commit7496fcbe8a643097efc061160e1c3b65ee2fa350 (patch)
tree51ea842076e5eed2360f1b2e54ca52b4b67b9294 /include/linux/pm_domain.h
parentcffa91380d6dd29befe7608e052693698b78dc9c (diff)
downloadblackbird-op-linux-7496fcbe8a643097efc061160e1c3b65ee2fa350.tar.gz
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PM / Domains: Export of_genpd_get_from_provider function
This function looks up a PM domain form the provider. This will be useful to add parent/child domain relationship from the SoC specific code. The caller of the function must make sure that PM domain provider is already registered. Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org> Signed-off-by: Amit Daniel Kachhap <amit.daniel@samsung.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'include/linux/pm_domain.h')
-rw-r--r--include/linux/pm_domain.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/include/linux/pm_domain.h b/include/linux/pm_domain.h
index 1dd6c7f64166..ba7ca5468a7b 100644
--- a/include/linux/pm_domain.h
+++ b/include/linux/pm_domain.h
@@ -275,6 +275,8 @@ typedef struct generic_pm_domain *(*genpd_xlate_t)(struct of_phandle_args *args,
int __of_genpd_add_provider(struct device_node *np, genpd_xlate_t xlate,
void *data);
void of_genpd_del_provider(struct device_node *np);
+struct generic_pm_domain *of_genpd_get_from_provider(
+ struct of_phandle_args *genpdspec);
struct generic_pm_domain *__of_genpd_xlate_simple(
struct of_phandle_args *genpdspec,
@@ -292,6 +294,12 @@ static inline int __of_genpd_add_provider(struct device_node *np,
}
static inline void of_genpd_del_provider(struct device_node *np) {}
+static inline struct generic_pm_domain *of_genpd_get_from_provider(
+ struct of_phandle_args *genpdspec)
+{
+ return NULL;
+}
+
#define __of_genpd_xlate_simple NULL
#define __of_genpd_xlate_onecell NULL
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