[REGRESSION][BISECTED] intel iGPU with HDMI PLL stopped working at 1080p at 120Hz 1efd5384

Jani Nikula jani.nikula at intel.com
Tue Jun 17 13:50:57 UTC 2025


On Tue, 17 Jun 2025, Vas Novikov <vasya.novikov at gmail.com> wrote:
> Hi Jani and everyone,
>
> On 17/06/2025 12.33, Jani Nikula wrote:
>> Does [1] help?
>
> The patch works. (Applied on top of 6.16.0-rc2-1.1-mainline, built by 
> Christian @gromit who helped again.)
>
> The patch (or the new kernel) also have a side effect of xrandr allowing 
> a completely new refresh rate, ~144Hz. This new refresh also seems to 
> work (I cannot easily disambiguate 144 versus 120, but I can tell it's 
> not 60Hz). So as far as my hardware is concerned, this patch leaves the 
> whole system working in all scenarios that I've tested.

Thanks a lot for testing! Ankit will send a v2 of it, and I think we'll
have it in mainline and backported to stable in a few weeks.

There's no need to file that bug report, this will suffice.


BR,
Jani.


-- 
Jani Nikula, Intel


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