Re: PCI-e endpoint GPU implementation

Re: PCI-e endpoint GPU implementation

[manivannan.sadhasivam]

+ linux-pci

On Mon, Feb 26, 2024 at 08:05:06PM +0000, Ing. Radomír Polách wrote:
> Hello,
> 
> I have seen your presentation on kernel PCI-e endpoint drivers:
> https://www.youtube.com/watch?v=L0HktbuTX5o
> 
> And I would like to ask if you know of any PCI-e endpoint GPU implementation or related source.
> 
> What I would like to do is to emulate GPU by writing endpoint driver and offload the GPU rendering to GPU integrated in the SoC. Basically take SBC that has SoC with PCI-e endpoint support and use it as GPU.
> 
> I have found several sources for PCI-e endpoint NVMe drivers, but I have not found anything about GPUs.
> 

Please look into virtio-gpu implementation. We are planning to implement the
virtio support for the endpoint subsystem in the coming days, so adding the
virtio-gpu driver on top of that would be the way to go.

- Mani

> Sincerely,
> 
> Ing. Radomír Polách

-- 
மணிவண்ணன் சதாசிவம்

Re: PCI-e endpoint GPU implementation

[Ing. Radomír Polách]

Thank you for the response!

Virtio endpoint support would solve this entirely for me. Will look into virtio-gpu in the meantime.

Ing. Radomír Polách

On Tuesday, February 27th, 2024 at 10:39, manivannan.sadhasivam@linaro.org <manivannan.sadhasivam@linaro.org> wrote:

> + linux-pci
> 
> On Mon, Feb 26, 2024 at 08:05:06PM +0000,
> 
> Ing. Radomír Polách
> 
> wrote:
> 
> > Hello,
> > 
> > I have seen your presentation on kernel PCI-e endpoint drivers:
> > https://www.youtube.com/watch?v=L0HktbuTX5o
> > 
> > And I would like to ask if you know of any PCI-e endpoint GPU implementation or related source.
> > 
> > What I would like to do is to emulate GPU by writing endpoint driver and offload the GPU rendering to GPU integrated in the SoC. Basically take SBC that has SoC with PCI-e endpoint support and use it as GPU.
> > 
> > I have found several sources for PCI-e endpoint NVMe drivers, but I have not found anything about GPUs.
> 
> 
> Please look into virtio-gpu implementation. We are planning to implement the
> virtio support for the endpoint subsystem in the coming days, so adding the
> virtio-gpu driver on top of that would be the way to go.
> 
> - Mani
> 
> > Sincerely,
> > 
> > Ing. Radomír Polách
> 
> 
> --
> மணிவண்ணன் சதாசிவம்