[Intel-gfx] Disable power management on i915

Joonas Lahtinen joonas.lahtinen at linux.intel.com
Tue Aug 2 07:47:52 UTC 2016


On ma, 2016-08-01 at 20:08 +0000, Sanchez, AdolfoX wrote:
> Hello.
>  
> I would like to know what is the best way to disable power management
> on the GPU unit, the purpose is to avoid GPU power transitions to
> avoid voltage swings.

i915.enable_rc6=0 would be a start. Do you also want to fix the GPU
frequency?

May I also ask why you want to do such thing?

Regards, Joonas

>  
> Additional information:
> Platform: Bay Trail J1900
> O.S: Linux Kernel 4.4
>  
> Any help would be appreciated.
>  
> Best Regards,
> Adolfo Sanchez.
>  
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-- 
Joonas Lahtinen
Open Source Technology Center
Intel Corporation



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