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SubjectRe: [PATCH 2/7] cpufreq: Retrieve current frequency from scaling drivers with internal governors
On 02/05/2013 05:45 PM, Viresh Kumar wrote:
> On Tue, Feb 5, 2013 at 11:54 PM, <dirk.brandewie@gmail.com> wrote:
>> diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
>> index 2817c3c..96bc302 100644
>> --- a/drivers/cpufreq/cpufreq.c
>> +++ b/drivers/cpufreq/cpufreq.c
>> @@ -1181,6 +1181,13 @@ unsigned int cpufreq_quick_get(unsigned int cpu)
>> struct cpufreq_policy *policy = cpufreq_cpu_get(cpu);
>> unsigned int ret_freq = 0;
>>
>> + if (cpufreq_driver && cpufreq_driver->setpolicy &&
>> + cpufreq_driver->get) {
>> + ret_freq = cpufreq_driver->get(cpu);
>> + cpufreq_cpu_put(policy);
>> + return ret_freq;
>> + }
>> +
>
How about this?

diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
index 2817c3c..9c0eac4 100644
--- a/drivers/cpufreq/cpufreq.c
+++ b/drivers/cpufreq/cpufreq.c
@@ -1182,7 +1182,12 @@ unsigned int cpufreq_quick_get(unsigned int cpu)
unsigned int ret_freq = 0;

if (policy) {
- ret_freq = policy->cur;
+ if (cpufreq_driver && cpufreq_driver->setpolicy &&
+ cpufreq_driver->get) {
+ ret_freq = cpufreq_driver->get(cpu);
+ } else {
+ ret_freq = policy->cur;
+ }
cpufreq_cpu_put(policy);
}



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