Re: DRM with KMS/GEM

[Grégoire Sutre <gregoire.sutre%gmail.com@localhost>]

On 02/06/2013 03:46 AM, Taylor R Campbell wrote:
> In order to make NetBSD work with modern graphics cards, The NetBSD
> Foundation has hired me to port the current generation of Linux's
> direct rendering manager (DRM) to NetBSD, with support for kernel mode
> switching (KMS) and the graphics execution manager (GEM).

That is excellent news. :-)

> We could have taken the approach of OpenBSD and adapted the previous
> generation of Linux DRM with user-mode switching (UMS) to support
> newer hardware.  Gregroire Sutre has ported OpenBSD's work to NetBSD
> at<https://github.com/gsutre/netbsd-drmgem>.  However, by using KMS,
> our upstream for Intel drivers will be Intel itself, our upstream for
> AMD/ATI drivers will be AMD/ATI itself,&c.

I agree that porting DRM+GEM+KMS is a better approach in the long run.

Grégoire