Issue or bug concerning DRRS on old i7-4980HQ

[Jani Nikula]

On Mon, 04 Aug 2025, René Herman <rene.herman at gmail.com> wrote:
> On 04-08-2025 10:48, Murthy, Arun R wrote:
>
>> On 02-08-2025 16:06, René Herman wrote:
>
>>> Although I'm not a graphics/display person, seems to me it's more
>>> or less fixed by Arun Murthy (added to the To: list) in the last,
>>> still recent-ish comment on that bug?
>> 
>> This was a debug patch provided to root case the issue and not a
>> proper fix!
> OK, but it's a real question I have, not meant flippantly or anythng: 
> what is then the idea of the DRRS CTL when it's enable/activated again 
> immediately anyway? I'm not at all familiar with this code or even 
> technology; I assume I'm missing something.

The debugfs is mainly for testing, where the scenarios that re-enable
DRRS are under control.

BR,
Jani.


-- 
Jani Nikula, Intel