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cpufreq: pass policy to cpufreq_out_of_sync

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There is no point finding out the 'policy' again within cpufreq_out_of_sync()
when all the callers already have it. Just make them pass policy instead.

Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Viresh Kumar 2015-01-02 12:34:28 +05:30 committed by Rafael J. Wysocki
parent 2e1cc3a5d7
commit a1e1dc41c4
1 changed files with 6 additions and 14 deletions
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20
drivers/cpufreq/cpufreq.c
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@ -1509,30 +1509,23 @@ static void handle_update(struct work_struct *work)
/**
* cpufreq_out_of_sync - If actual and saved CPU frequency differs, we're
* in deep trouble.
* @cpu: cpu number
* @old_freq: CPU frequency the kernel thinks the CPU runs at
* @policy: policy managing CPUs
* @new_freq: CPU frequency the CPU actually runs at
*
* We adjust to current frequency first, and need to clean up later.
* So either call to cpufreq_update_policy() or schedule handle_update()).
*/
static void cpufreq_out_of_sync(unsigned int cpu, unsigned int old_freq,
static void cpufreq_out_of_sync(struct cpufreq_policy *policy,
unsigned int new_freq)
{
struct cpufreq_policy *policy;
struct cpufreq_freqs freqs;
unsigned long flags;
pr_debug("Warning: CPU frequency out of sync: cpufreq and timing core thinks of %u, is %u kHz\n",
old_freq, new_freq);
policy->cur, new_freq);
freqs.old = old_freq;
freqs.old = policy->cur;
freqs.new = new_freq;
read_lock_irqsave(&cpufreq_driver_lock, flags);
policy = per_cpu(cpufreq_cpu_data, cpu);
read_unlock_irqrestore(&cpufreq_driver_lock, flags);
cpufreq_freq_transition_begin(policy, &freqs);
cpufreq_freq_transition_end(policy, &freqs, 0);
}
@ -1597,7 +1590,7 @@ static unsigned int __cpufreq_get(unsigned int cpu)
/* verify no discrepancy between actual and
saved value exists */
if (unlikely(ret_freq != policy->cur)) {
cpufreq_out_of_sync(cpu, policy->cur, ret_freq);
cpufreq_out_of_sync(policy, ret_freq);
schedule_work(&policy->update);
}
}
@ -2302,8 +2295,7 @@ int cpufreq_update_policy(unsigned int cpu)
policy->cur = new_policy.cur;
} else {
if (policy->cur != new_policy.cur && has_target())
cpufreq_out_of_sync(cpu, policy->cur,
new_policy.cur);
cpufreq_out_of_sync(policy, new_policy.cur);
}
}