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List:       freedesktop-xorg
Subject:    Re: How to force Xorg/Firefox to use iGPU instead of discrete nvidia card on a Clevo laptop?
From:       aivils () latnet ! lv
Date:       2021-03-24 17:40:07
Message-ID: ccee1e6c2fae05781ceb4eeff87247de () latnet ! lv
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I suppose that was solved years ago
https://bumblebee-project.org/
https://wiki.debian.org/Bumblebee
Unfortunately, I have not used this software for several years. I can't 
say if it works at the moment.

Aivils

Aaron Plattner @ 2021-03-24 19:03 rakstīja:
> Mesa lumps all of its drivers together under one vendor named "mesa"
> so you are supposed to be able to do something like this:
> 
> DRI_PRIME=1 __GLX_VENDOR_LIBRARY_NAME=mesa glxinfo | grep vendor
> 
> Unfortunately, Mesa doesn't like something about the GLX fbconfigs the
> NVIDIA driver provides, so it doesn't actually work:
> 
> libGL error: No matching fbConfigs or visuals found
> libGL error: failed to load driver: swrast
> X Error of failed request:  GLXBadContext
> Major opcode of failed request:  152 (GLX)
> Minor opcode of failed request:  6 (X_GLXIsDirect)
> Serial number of failed request:  62
> Current serial number in output stream:  61
> 
> -- Aaron
> 
> On 3/24/21 6:44 AM, Dan wrote:
> > On Wednesday, March 24, 2021 2:33 AM, Sérgio Basto <sergio@serjux.com> 
> > wrote:
> > 
> > > We usually have the opposite problem. we want to enable discrete 
> > > nvidia card by default, please try reverse these options [1]
> > > 
> > > [1]
> > > https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Frpmfusion.org% \
> > > 2FHowto%2FOptimus%23Finer-Grained_Control_of_GLX_.2B-_OpenGL&amp;data=04%7C01%7C \
> > > aplattner%40nvidia.com%7Cc5eb3f42dc9547fdba5208d8eecc5ff0%7C43083d15727340c1b7db \
> > > 39efd9ccc17a%7C0%7C1%7C637521908842807820%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLj \
> > > AwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000&amp;sdata=a0HaIV6LuWMatH2Vqc%2FWAYYekoKZjqXdVtYjvBn8DGE%3D&amp;reserved=0
> > > 
> > I see. I tried the following:
> > 
> > ~$ __NV_PRIME_RENDER_OFFLOAD=0 __GLX_VENDOR_LIBRARY_NAME=i965 
> > glxinfo|grep vendor
> > server glx vendor string: NVIDIA Corporation
> > client glx vendor string: NVIDIA Corporation
> > OpenGL vendor string: NVIDIA Corporation
> > 
> > ~$ __NV_PRIME_RENDER_OFFLOAD_PROVIDER=modesetting 
> > __GLX_VENDOR_LIBRARY_NAME=i965 glxinfo |grep vendor
> > server glx vendor string: NVIDIA Corporation
> > client glx vendor string: NVIDIA Corporation
> > OpenGL vendor string: NVIDIA Corporation
> > 
> > ~$ __NV_PRIME_RENDER_OFFLOAD_PROVIDER=modesetting 
> > __GLX_VENDOR_LIBRARY_NAME=i965 vainfo
> > libva info: VA-API version 1.8.0
> > libva info: Trying to open /usr/xorg/lib64/dri/nvidia_drv_video.so
> > libva info: va_openDriver() returns -1
> > vaInitialize failed with error code -1 (unknown libva error),exit
> > 
> > No matter what I try, it always defaults to nvidia.
> > 
> > Maybe I'm doing something wrong?
> > 
> > Thanks!
> > 
> > 
> > _______________________________________________
> > xorg@lists.x.org: X.Org support
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> > .org%2Farchives%2Fxorg&amp;data=04%7C01%7Caplattner%40nvidia.com%7Cc5eb3f42dc9547f \
> > dba5208d8eecc5ff0%7C43083d15727340c1b7db39efd9ccc17a%7C0%7C1%7C637521908842807820% \
> > 7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVC \
> > I6Mn0%3D%7C3000&amp;sdata=k1VGnv%2BC18VQ0c9HooV28b3S6QMKbjCjkEuSq8wyn4Q%3D&amp;reserved=0
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> > Info: 
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> > ilman%2Flistinfo%2Fxorg&amp;data=04%7C01%7Caplattner%40nvidia.com%7Cc5eb3f42dc9547 \
> > fdba5208d8eecc5ff0%7C43083d15727340c1b7db39efd9ccc17a%7C0%7C1%7C637521908842807820 \
> > %7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXV \
> > CI6Mn0%3D%7C3000&amp;sdata=MxcxkXvt%2B%2B6PmS%2FEE3ddMP8xquOoEFRASfpWn0mFPrs%3D&amp;reserved=0
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