[PATCH 9/9] drm/ast: Enable atomic modesetting

[Gerd Hoffmann]

> > Hmm.  Pretty much a dummy encoder implementation.  Maybe ast is simple
> > enough that the simple pipe helpers can do the trick?
> 
> As Daniel said, simple pipe helpers don't support cursors. I
> investigated his comment on a encoder helpers and found that many
> drivers (including ast) only create an encoder structure without
> additional functionality.
> 
> It's probably worth introducing a default implementation for the
> encoder,

Either that, or make all the callbacks optional so a encoder without
additional functionality needs only a few lines of code.

> but I'd like to do that in a separate patch set. Ok?

Yep, that totally makes sense, given that it'll probably become a patch
series of its own (with driver cleanups included).

So, for this patch:
Acked-by: Gerd Hoffmann <kraxel at redhat.com>

cheers,
  Gerd