On Fri, Dec 20, 2019 at 07:09:20AM -0500, Frediano Ziglio wrote:
> >
> > Move final cleanups to qxl_drm_release() callback.
>
> Can you explain in the commit why this is better or preferable?
It gets called when the drm device refcount goes down to zero.
It's needed for a proper cleanup in the correct order.
> > Add drm_atomic_helper_shutdown() call to qxl_pci_remove().
>
> I suppose this is to replace the former manual cleanup calls,
> which were moved to qxl_drm_release, I think this could be
> added in the commit message ("why"), I don't see much value
> in describing "how" this was done.
The call is part of the shutdown sequence for atomic drm drivers
and wasn't present in qxl for some reason.
> > Reorder calls in qxl_device_fini(). Cleaning up gem & ttm
> > might trigger qxl commands, so we should do that before
> > releaseing command rings.
>
> Typo: releaseing -> releasing
> Why not putting this in a separate commit? Was this behaviour
> changed? It does not seem so to me.
Yes, I can make that a separate commit.
No, behavior didn't change. qxl_device_fini() is simply broken
without this.
cheers,
Gerd
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