Re: Using out of band messages to change min/max frequencies

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On 03/18/2012 09:34 AM, Antti P Miettinen wrote:
> Mark Langsdorf <mark.langsdorf@xxxxxxxxxxx> writes:
>> On 03/16/2012 01:26 PM, Antti P Miettinen wrote:
>>> Mark Langsdorf <mark.langsdorf@xxxxxxxxxxx> writes:
>>>> Is there some better way to approach this?
>>>
>>> PM QoS :-)
>>>
>>> http://thread.gmane.org/gmane.linux.kernel.cpufreq/7794
>>> http://thread.gmane.org/gmane.linux.kernel.cpufreq/7797
>>
>> Thanks, that looks like it could be useful.
>>
>> Is there a sample implementation of this in the context of
>> a cpufreq device driver?
> 
> Hmm.. controlling cpufreq core from cpufreq driver? Nope, this input
> event booster is the only example I have:
> 
> http://thread.gmane.org/gmane.linux.kernel.cpufreq/7801

Thanks. It wasn't exactly applicable, but it gave enough
hints that I got the QoS parts working for my driver.

--Mark Langsdorf
Calxeda, Inc.

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