[Mesa-dev] mesa git break nvidia opencl

[andreas.benzler at googlemail.com]

Hello Jan,

clinfo shows a little bit of opencl info while no "mesa" card is with
the machine. 

That's wrong:

flatpak --command=/bin/bash run online.winehub.GPUViewer 

clinfo 
Number of platforms                               1
  Platform Name                                   Clover
  Platform Vendor                                 Mesa
  Platform Version                                OpenCL 1.1 Mesa
18.3.1
  Platform Profile                                FULL_PROFILE
  Platform Extensions                             cl_khr_icd
  Platform Extensions function suffix             MESA

  Platform Name                                   Clover
Number of devices                                 0

NULL platform behavior
  clGetPlatformInfo(NULL, CL_PLATFORM_NAME, ...)  Clover
  clGetDeviceIDs(NULL, CL_DEVICE_TYPE_ALL, ...)   
  clCreateContext(NULL, ...) [default]            No devices found in
platform
  clCreateContextFromType(NULL, CL_DEVICE_TYPE_DEFAULT)  No devices
found in platform
  clCreateContextFromType(NULL, CL_DEVICE_TYPE_CPU)  No devices found
in platform
  clCreateContextFromType(NULL, CL_DEVICE_TYPE_GPU)  No devices found
in platform
  clCreateContextFromType(NULL, CL_DEVICE_TYPE_ACCELERATOR)  No devices
found in platform
  clCreateContextFromType(NULL, CL_DEVICE_TYPE_CUSTOM)  No devices
found in platform
  clCreateContextFromType(NULL, CL_DEVICE_TYPE_ALL)  No devices found
in platform

ICD loader properties
  ICD loader Name                                 OpenCL ICD Loader
  ICD loader Vendor                               OCL Icd free software
  ICD loader Version                              2.2.12
  ICD loader Profile                              OpenCL 2.2

AndyBe
Am Samstag, den 12.01.2019, 16:39 -0500 schrieb Jan Vesely:
> Hi,
> 
> you're not very specific what 'break' means. Mesa libOpenCL.so does
> not support loading additional opencl icd drivers.
> It is, however, possible to use mesa as an icd driver
> (libMesaOpenCL.so) which can be loaded by an icd loader, such as ocl-
> icd, or other opencl drivers.
> 
> Jan
> 
> 
> On Thu, 2019-01-10 at 19:58 +0100, andreas.benzler at googlemail.com
> wrote:
> > Hello Everyone,
> > 
> > at this moment I develop on freedesktop opencl. Current the mesa
> > opencl
> > break clinfo to read the information from nvidia when mesa opencl
> > is
> > available. There is no other graphic card plugged in.
> > 
> > The stable 18.3.1 it works.
> >  
> > Don't know how to analise this kind of problem.
> > 
> > Sincerely
> > 
> > AndyBe
> > 
> > _______________________________________________
> > mesa-dev mailing list
> > mesa-dev at lists.freedesktop.org
> > https://lists.freedesktop.org/mailman/listinfo/mesa-dev