Re: gpu sharing layer for kernel

From: Greg KH
Date: Wed Jan 24 2007 - 16:48:27 EST


On Wed, Jan 24, 2007 at 10:20:18PM +1100, airlied@xxxxxxxx wrote:
> This patch series contains the gpu sharing layer for kernel that I've
> mentioned before. It should apply against Linus's git tree.

Yeah!

> Why do we want this?
>
> Currently the kernel cannot provide both the fb and drm drivers with
> access to the device model and this means the drm cannot get any
> suspend/resume callbacks. This layer attempts to fix this problem by
> adding a bus for the gpu drivers to attach to. Currently a lowlevel
> binding driver is needed along with optional fb and drm components.

If we were to allow this kind of "sharing" for all PCI devices would
that work out instead? Or would this layer still be needed?

thanks,

greg k-h
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