[PATCH v3 1/4] PM / EM: add devices to Energy Model

Lukasz Luba lukasz.luba at arm.com
Tue Feb 25 10:56:34 UTC 2020


Hi Randy,

Thank you for taking the time to look into this patch.

On 2/22/20 12:42 AM, Randy Dunlap wrote:
> Hi,
> One minor nit. Please see inline:
> 
> On 2/21/20 11:47 AM, Lukasz Luba wrote:
>> Add support of other devices into the Energy Model framework not only the
>> CPUs. Change the interface to be more unified which can handle other
>> devices as well.
>>
>> Signed-off-by: Lukasz Luba <lukasz.luba at arm.com>
>> ---
>>   Documentation/power/energy-model.rst     | 133 ++++----
>>
>> diff --git a/Documentation/power/energy-model.rst b/Documentation/power/energy-model.rst
>> index 90a345d57ae9..7576820664e5 100644
>> --- a/Documentation/power/energy-model.rst
>> +++ b/Documentation/power/energy-model.rst
> 
>> @@ -85,13 +89,20 @@ API.
>>   2.3 Accessing performance domains
>>   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
>>   
>> +There is two API functions which provide the access to the energy model:
> 
>     There are two

Indeed a mistake, I will fix it.

> 
>> +em_cpu_get() which takes CPU id as an argument and em_pd_get() with device
>> +pointer as an argument. It depends on the subsystem which interface it is
>> +going to use, but in case of CPU devices both functions return the same
>> +performance domain.
>> +
> 
> 
> cheers.
> 

Regards,
Lukasz


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