Re: [RFC] Deprecation and removal of the drm2 driver

On Fri, May 18, 2018, 20:00 Niclas Zeising <[email protected]> wrote:

> [ Cross posted to freebsd-current@ and freebsd-x11@.  Please respect
> reply-to and send all replies to freebsd-x11@.  Thanks! ]
>
>
> Hi!
> I propose that we remove the old drm2 driver (sys/dev/drm2) from
> FreeBSD.  I suggest the driver is marked as deprecated in 11.x and
> removed from 12.0, as was done for other drivers recently.  Some
> background and rationale:
>
> The drm2 driver was the original port of a KMS driver to FreeBSD.  It
> was done by Konstantin Belousov to support Intel graphics cards, and
> later extended by Jean-Sébastien Pédron as well as Konstantin to match
> what's in Linux 3.8.  This included unstable support from Haswell, but
> nothing newer than that.
>
> For quite some time now we have had the graphics/drm-stable-kmod and
> graphics/drm-next-kmods which provides support for modern AMD and Intel
> graphics cards.  These ports, together with the linuxkpi, or lkpi, has
> made it significantly easier to port and update our graphics drivers.
> Further, these new drivers cover the same drivers as the old drm2 driver.
>
> What does the community think?  Is there anyone still using the drm2
> driver on 12-CURRENT?  If so, what is preventing you from switching to
> the port?
>
> Thank you
> Regards
> --
> Niclas Zeising
> FreeBSD x11/graphics team
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Sounds good ( deprecate resp remove ). It causes more confusion and
problems and it solves nothing.

Best regards
Andreas

>
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