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cpufreq: pass policy to __cpufreq_get() 

There is no point finding out the 'policy' again within __cpufreq_get()
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 12:34:29 +05:30 committed by Rafael J. Wysocki
parent a1e1dc41c4
commit d92d50a462
1 changed files with 5 additions and 6 deletions
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11
drivers/cpufreq/cpufreq.c
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@ -63,7 +63,7 @@ static DECLARE_RWSEM(cpufreq_rwsem);
/* internal prototypes */
static int __cpufreq_governor(struct cpufreq_policy *policy,
unsigned int event);
static unsigned int __cpufreq_get(unsigned int cpu);
static unsigned int __cpufreq_get(struct cpufreq_policy *policy);
static void handle_update(struct work_struct *work);
/**
@ -563,7 +563,7 @@ store_one(scaling_max_freq, max);
static ssize_t show_cpuinfo_cur_freq(struct cpufreq_policy *policy,
char *buf)
{
unsigned int cur_freq = __cpufreq_get(policy->cpu);
unsigned int cur_freq = __cpufreq_get(policy);
if (!cur_freq)
return sprintf(buf, "<unknown>");
return sprintf(buf, "%u\n", cur_freq);
@ -1575,15 +1575,14 @@ unsigned int cpufreq_quick_get_max(unsigned int cpu)
}
EXPORT_SYMBOL(cpufreq_quick_get_max);
static unsigned int __cpufreq_get(unsigned int cpu)
static unsigned int __cpufreq_get(struct cpufreq_policy *policy)
{
struct cpufreq_policy *policy = per_cpu(cpufreq_cpu_data, cpu);
unsigned int ret_freq = 0;
if (!cpufreq_driver->get)
return ret_freq;
ret_freq = cpufreq_driver->get(cpu);
ret_freq = cpufreq_driver->get(policy->cpu);
if (ret_freq && policy->cur &&
!(cpufreq_driver->flags & CPUFREQ_CONST_LOOPS)) {
@ -1611,7 +1610,7 @@ unsigned int cpufreq_get(unsigned int cpu)
if (policy) {
down_read(&policy->rwsem);
ret_freq = __cpufreq_get(cpu);
ret_freq = __cpufreq_get(policy);
up_read(&policy->rwsem);
cpufreq_cpu_put(policy);