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cpufreq: dt: Allow platform specific suspend/resume callbacks 

Platforms may need to implement platform specific suspend/resume hooks.
Update cpufreq-dt driver's platform data to contain those for such
platforms.

Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Tested-by: Miquel Raynal <miquel.raynal@bootlin.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Viresh Kumar 2018-04-24 15:09:45 +05:30 committed by Rafael J. Wysocki
parent 75bc37fefc
commit 6778270115
2 changed files with 13 additions and 2 deletions
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10
drivers/cpufreq/cpufreq-dt.c
View File

@ -346,8 +346,14 @@ static int dt_cpufreq_probe(struct platform_device *pdev)
if (ret)
return ret;
if (data && data->have_governor_per_policy)
dt_cpufreq_driver.flags |= CPUFREQ_HAVE_GOVERNOR_PER_POLICY;
if (data) {
if (data->have_governor_per_policy)
dt_cpufreq_driver.flags |= CPUFREQ_HAVE_GOVERNOR_PER_POLICY;
dt_cpufreq_driver.resume = data->resume;
if (data->suspend)
dt_cpufreq_driver.suspend = data->suspend;
}
ret = cpufreq_register_driver(&dt_cpufreq_driver);
if (ret)

5
drivers/cpufreq/cpufreq-dt.h
View File

@ -12,8 +12,13 @@
#include <linux/types.h>
struct cpufreq_policy;
struct cpufreq_dt_platform_data {
bool have_governor_per_policy;
int (*suspend)(struct cpufreq_policy *policy);
int (*resume)(struct cpufreq_policy *policy);
};
#endif /* __CPUFREQ_DT_H__ */