Re: [yocto] [meta-intel]: support for NUC11

["simon" <simon@rogue-research.com>]

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On 2021-06-16 1:24 pm, Alexander Kanavin wrote:

> On Wed, 16 Jun 2021 at 16:58, simon <simon@rogue-research.com> wrote:
> 
>> - There's a warning about not finding the IRIS driver:
>> MESA_LOADER: failed to open iris: /usr/lib/dri/iris_dri.so: cannot 
>> open
>> shared object file: No such file or directory
>> failed to load driver: iris
>> 
>> But from what I was able to understand, I was expecting it would be
>> available with mesa 21.0.3 since I've seen some commit about fixing
>> issue with it in the change logs.
>> 
>> I've tried to force the driver to both i965 and i915 but I either got 
>> a
>> warning that this GEN cannot use it or still got the same fps.
>> Am I right to assume that it goes to a default driver that uses the 
>> CPU
>> instead of the GPU?
> 
> Hello Simon,
> 
> I honestly don't know how Intel folks have overlooked this, but mesa in 
> yocto not only does not enable iris, the mesa recipe does not even have 
> an option to enable it.
> 
> However, it should be pretty easy to add. Please take a look at 
> poky/meta/recipes-graphics/mesa/mesa.inc, specificially any lines that 
> mention GALLIUMDRIVERS and matching PACKAGECONFIG,
> and you should be able to add iris there, and rebuild your image. Then 
> you can submit your first patch to yocto via oe-core mailing list ;)
> 
> Alex

Hello Alex,

I was able to fix the iris driver issue with the following added to 
mesa.inc

GALLIUMDRIVERS_append = "${@bb.utils.contains('PACKAGECONFIG', 'iris', 
',iris', '', d)}"

I will look into sending the patch

thanks a lot for your help

Simon

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