It seems the path to endian.h may have changed from 
/usr/include/sys/endian.h to /usr/include/endian.h.

In the failing file(s), try changing it from:
#include <sys/endian.h>

To:
#include <endian.h>

On 5/24/22 05:37, <email address hidden> wrote:
> https://bugzilla.kernel.org/show_bug.cgi?id=208555
>
> --- Comment #617 from singo (<email address hidden>) ---
> Thanks for the quick reply and the pointer to the github tutorial. I've tried
> going down this rabbit hole but face numerous error messages when following
> the
> guide. Unfortunately I failed at building the js qemu fork. Maybe it fails
> because I'm on Ubuntu 22.04.? Anyways, I can't build it and thus can't even
> continue with the actual hard part.
>
> Here's the output for the failed configuration of qemu:
> https://pastebin.com/Lfq5vPz6
>
> Maybe it has to do with the dependencies? When executing sudo apt install
> build-essential && apt build-dep qemu-system-x86 it will says something along
> the lines of "choosing qemu instead of quemu-system-x86".
>
>
> (In reply to Cameron Berkenpas from comment #613)
>> There's no patch for your laptop yet.
>>
>> Assuming your sound bar is initialized through verbs (I suspect it is),
>> you'll need to find the verb sequence yourself:
>> https://github.com/thiagotei/linux-realtek-alc287/tree/cameron
>>
>> Once there's a working verb sequence, a patch can be created.
>>
>> On 5/23/22 04:50, <email address hidden> wrote:
>>> https://bugzilla.kernel.org/show_bug.cgi?id=208555
>>>
>>> --- Comment #611 from singo (<email address hidden>) ---
>>> Hello everyone,
>>>
>>> I really appreciate this thread and all of the solutions that have been
>>> produced for this issue. Thanks to everyone contributing, especially
>> Cameron
>>> Berkenpas who has been very helpful to a number of users and the main
>> driving
>>> force for fixes:)
>>>
>>> Now to my issue: I own a Lenovo Yoga 7i 15ITL05 82AC with the ALC287.
>>> Currently
>>> it runs Ubuntu 22.04. LTS  with the included 5.15 Kernel. Before I have run
>>> Pop_OS 21.04. and 22.04. With all these distros, the sound worked partially
>>> but
>>> never fully. The experience is the same as many other users here, where
>> there
>>> would only be sound coming out the from the downward firing speakers, but
>> not
>>> from the soundbar above the keyboard, which are the bass speakers judging
>> by
>>> the tinny sound I get now. The sound works beautifully in Windows, since
>> the
>>> lower end frequencies can be replayed.
>>>
>>> Quite honestly, I've lost the overview over this thread and am not so sure
>>> which patch I should apply. I've tried manually update my Ubuntu 22.04. to
>>> the
>>> mainline 5.17 Kernel, which worked OS-wise but didn't change sound. My hope
>>> was
>>> that the sound patches have been included in that Kernel, but it seems
>>> they're
>>> only working for the Legion 7.
>>>
>>> Could someone point me to the right patch or verbs that have to be applied
>>> for
>>> my Lenovo model in order for the bass speakers to work? Maybe someone has
>>> figured it out for this particular case?
>>>
>>> Much thanks in advance.
>>>
>>> Here's my alsa-info:
>>>
>>> http://alsa-project.org/db/?f=ad3990bed59a24417ea6429250275012611a0302
>>>