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cpufreq: Do not track governor name for scaling drivers with internal governors.

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Scaling drivers that implement internal governors do not have governor
structures assocaited with them.  Only track the name of the governor
associated with the CPU if the driver does not implement
cpufreq_driver.setpolicy()

Signed-off-by: Dirk Brandewie <dirk.j.brandewie@intel.com>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Dirk Brandewie 2013-02-06 09:02:11 -08:00 committed by Rafael J. Wysocki
parent f6b0515b07
commit fa69e33f7d
1 changed files with 3 additions and 2 deletions
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5
drivers/cpufreq/cpufreq.c
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@ -1025,8 +1025,9 @@ static int __cpufreq_remove_dev(struct device *dev, struct subsys_interface *sif
__cpufreq_governor(data, CPUFREQ_GOV_STOP);
#ifdef CONFIG_HOTPLUG_CPU
strncpy(per_cpu(cpufreq_cpu_governor, cpu), data->governor->name,
CPUFREQ_NAME_LEN);
if (!cpufreq_driver->setpolicy)
strncpy(per_cpu(cpufreq_cpu_governor, cpu),
data->governor->name, CPUFREQ_NAME_LEN);
#endif
WARN_ON(lock_policy_rwsem_write(cpu));