Re: Regression on 5.19.12, display flickering on Framework laptop

[Thorsten Leemhuis <regressions@leemhuis.info>]

On 30.09.22 14:26, Jerry Ling wrote:
> 
> looks like someone has done it:
> https://bbs.archlinux.org/viewtopic.php?pid=2059823#p2059823
> 
> and the bisect points to:
> 
> |# first bad commit: [fc6aff984b1c63d6b9e54f5eff9cc5ac5840bc8c]
> drm/i915/bios: Split VBT data into per-panel vs. global parts Best, Jerry |

FWIW, that's 3cf050762534 in mainline. Adding Ville, its author to the
list of recipients.

Did anyone check if a revert on top of 5.19.12 works easily and solves
the problem?

And does anybody known if mainline affected, too?

Ciao, Thorsten


> On 9/30/22 07:11, Slade Watkins wrote:
>> Hey Greg,
>>
>>> On Sep 30, 2022, at 1:59 AM, Greg KH <gregkh@linuxfoundation.org> wrote:
>>>
>>> On Fri, Sep 30, 2022 at 06:37:48AM +0200, Greg KH wrote:
>>>> On Thu, Sep 29, 2022 at 10:26:25PM -0400, Jerry Ling wrote:
>>>>> Hi,
>>>>>
>>>>> It has been reported by multiple users across a handful of distros
>>>>> that
>>>>> there seems to be regression on Framework laptop (which presumably
>>>>> is not
>>>>> that special in terms of mobo and display)
>>>>>
>>>>> Ref:
>>>>> https://community.frame.work/t/psa-dont-upgrade-to-linux-kernel-5-19-12-arch1-1-on-arch-linux-gen-11-model/23171
>>>> Can anyone do a 'git bisect' to find the offending commit?
>>> Also, this works for me on a gen 12 framework laptop:
>>>     $ uname -a
>>>     Linux frame 5.19.12 #68 SMP PREEMPT_DYNAMIC Fri Sep 30 07:02:33
>>> CEST 2022 x86_64 GNU/Linux
>>>
>>> so there's something odd with the older hardware?
>>>
>>> greg k-h
>> Could be. Running git bisect for 5.19.11 and 5.19.12 (as suggested by
>> the linked forum thread) returned nothing on gen 11 for me.
>>
>> This is very odd,
>> -srw
> 
>