On Sat, Nov 24, 2012 at 4:09 PM, Thierry Reding <thierry.reding@xxxxxxxxxxxxxxxxx> wrote: > 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. > > However, that has all the usual drawbacks of a fork so I thought maybe > it would be better to write some code to xf86-video-modesetting to add > GPU-specific acceleration on top. Such code could be leveraged by other > drivers as well and all of them could share a common base for the > functionality provided through the standard DRM IOCTLs. > > That approach has some disadvantages of its own, like the potential > bloat if many GPUs do the same. It would also be a bit of a step back > to the old monolithic days of X. Just fork and fill in your own GPU specific bits. Most accel stuff ends up being very GPU specific. Alex -- To unsubscribe from this list: send the line "unsubscribe linux-tegra" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
