xf86-video-tegra or xf86-video-modesetting?

Thierry Reding thierry.reding at avionic-design.de
Mon Nov 26 13:27:02 PST 2012

On Mon, Nov 26, 2012 at 09:45:50AM -0800, Aaron Plattner wrote:
> On 11/24/2012 01:09 PM, Thierry Reding wrote:
> >Hi,
> >
> >With tegra-drm going into Linux 3.8 and NVIDIA posting initial patches
> >for 2D acceleration on top of it, I've been looking at the various ways
> >how this can best be leveraged.
> >
> >The most obvious choice would be to start work on an xf86-video-tegra
> >driver that uses the code currently in the works to implement the EXA
> >callbacks that allow some of the rendering to be offloaded to the GPU.
> >The way I would go about this is to fork xf86-video-modesetting, do some
> >rebranding and add the various bits required to offload rendering.
> From a purely logistical standpoint, if you do choose to create a
> fork, calling it xf86-video-tegra might be a problem since there's
> already an existing tegra_drv.so.

Right, you already use that name. Anyone have any great ideas for a new

> You could probably graft tegradrm support onto xf86-video-nv pretty
> easily, if you want to reuse an existing driver package.

I think I'd rather go with a fork of the modesetting driver since it
already provides everything that we need and only the acceleration bits
need to be added on top.

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