[PATCH] drm/Makefile: Move tiny drivers before native drivers

Thomas Zimmermann tzimmermann at suse.de
Tue Jan 23 10:19:15 UTC 2024


Hi

Am 23.01.24 um 10:41 schrieb Javier Martinez Canillas:
> Thorsten Leemhuis <regressions at leemhuis.info> writes:
> 
>> On 23.01.24 09:53, Jani Nikula wrote:
>>> On Wed, 08 Nov 2023, Thomas Zimmermann <tzimmermann at suse.de> wrote:
> 
> [...]
> 
>>
>>>> As you know, there's a platform device that represents the firmware
>>>> framebuffer. The firmware drivers, such as simpledrm, bind to it. In
>>>> i915 and the other native drivers we remove that platform device, so
>>>> that simpledrm does not run.
>>>
>>> The problem is still not resolved. Another bug report at [1].
>>>
>>> The commit message here points at 60aebc955949 ("drivers/firmware: Move
>>> sysfb_init() from device_initcall to subsys_initcall_sync") as
>>> regressing, and Jaak also bisected it (see Closes:).
>>>
>>> I agree the patch here is just papering over the issue, but lacking a
>>> proper fix, for months, a revert would be in order, no?
>>>
> 
> Yes, I agree that this patch has to be reverted, since as you said the
> issue has not been fixed and is causing regressions for multiple users.

I wanted to send out a revert anyway. I'll do this in a bit.

Best regards
Thomas

> 
>>> [1] https://gitlab.freedesktop.org/drm/intel/-/issues/10133
>>
>> Interesting.
>>
>> JFYI for those that don't follow this closely: Huacai Chen proposed a
>> fix and asked a earlier reporter to test it, but afaics heard nothing back:
>>
>> https://lore.kernel.org/all/CAAhV-H5eXM7FNzuRCMthAziG_jg75XwQV3grpw=sdyJ-9GXgvA@mail.gmail.com/
>>
> 
> It's not a fix but a debug patch for the patch author to get more info ?
> 

-- 
Thomas Zimmermann
Graphics Driver Developer
SUSE Software Solutions Germany GmbH
Frankenstrasse 146, 90461 Nuernberg, Germany
GF: Ivo Totev, Andrew Myers, Andrew McDonald, Boudien Moerman
HRB 36809 (AG Nuernberg)
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