[Intel-gfx] Patch to fix fdo bug #21064

[René Gabriëls]

> So how about following patch? Does it work for you? I would try to test this
> on origin problematic G43 when I had hands no it, and current kms patch for this
> on drm-intel-next needs rework too, and I'll test if sr bit affects on new chip
> or not.

This patch works, because it reverts to the old behavior on my machine (i.e.
setting VGACNTRLS to all zeroes except the MSB).  This is fine with me, as long
as it works and doesn;t break anyone else's driver!

- René