Re: [PATCH] drm: remove immutable flag from suggested X/Y connector properties

[Gerd Hoffmann <kraxel@redhat.com>]

  Hi,

> > Makes sense I think, but for merging we need:
> > - some driver to implement
> 
> This is where it starts getting tricky.  vboxvideo is out of tree.  In 
> theory I could look at getting it merged, but that needs time I am 
> rather short of (I am the only person maintaining that driver and it is 
> just one of my responsibilities; and there are some bits there that are 
> probably too ugly to merge as is).  I don't think I am really the person 
> to be doing this for qxl/virtio-gpu as that required adding the support 
> to qemu too.

Not only kernel driver and qemu.  Right now neither qxl nor virtio-gpu
can communicate the actual layout back to the host.  So this also
requires changes to the guest/host protocol (i.e. the virtual hardware).

> > - some userspace to take advantage of it
> 
> As I wrote, mutter would be the first candidate.

Do you have any feedback from mutter developers on the two approaches
(touchscreen-style autoconfig or x+y offsets)?

cheers,
  Gerd

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