[Intel-gfx] [REGRESSION] HDMI connector detection broken in 6.3 on Intel(R) Celeron(R) N3060 integrated graphics

[Mikhail Rudenko]

Hi, Thorsten!

On 2023-08-11 at 08:45 +02, Thorsten Leemhuis <regressions at leemhuis.info> wrote:

> [CCing the i915 maintainers and the dri maintainers]
>
> Hi, Thorsten here, the Linux kernel's regression tracker.
>
> On 10.08.23 21:33, Mikhail Rudenko wrote:
>> The following is a copy an issue I posted to drm/i915 gitlab [1] two
>> months ago. I repost it to the mailing lists in hope that it will help
>> the right people pay attention to it.
>
> Thx for your report. Wonder why Dmitry (who authored a4e771729a51) or
> Thomas (who committed it) it didn't look into this, but maybe the i915
> devs didn't forward the report to them.
>
> Let's see if these mails help. Just wondering: does reverting
> a4e771729a51 from 6.5-rc5 or drm-tip help as well?

I've redone my tests with 6.5-rc5, and here are the results:
(1) 6.5-rc5 -> still affected
(2) 6.5-rc5 + revert a4e771729a51 -> not affected
(3) 6.5-rc5 + two patches [1][2] suggested on i915 gitlab by @ideak -> not affected (!)

Should we somehow tell regzbot about (3)?

> BTW, there was an earlier report about a problem with a4e771729a51 that
> afaics was never addressed, but it might be unrelated.
>
> https://lore.kernel.org/all/20230328023129.3596968-1-zhouzongmin@kylinos.cn/
>
> Ciao, Thorsten

[1] https://patchwork.freedesktop.org/patch/548590/?series=121050&rev=1
[2] https://patchwork.freedesktop.org/patch/548591/?series=121050&rev=1

--
Best regards,
Mikhail Rudenko