Re: [PATCH v2] drm/i915: Enable hotplug polling after registering the outputs

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Quoting Chris Wilson (2017-11-28 11:01:47)
> @@ -1266,6 +1271,13 @@ static void i915_driver_unregister(struct drm_i915_private *dev_priv)
>         intel_fbdev_unregister(dev_priv);
>         intel_audio_deinit(dev_priv);
>  
> +       /*
> +        * After flushing the fbdev (incl. a late async config which will
> +        * have delayed queuing of a hotplug event), then flush the hotplug
> +        * events.
> +        */
> +       drm_kms_helper_poll_fini(&dev_priv->drm);

As discussed on irc, I'm unsure as to whether it should be fbdev
followed by kms_helper, or the other way around. In general, I think we
lack some serialisation to control the async hotplug event generation
here... But I think this is sufficiently to make CI happy for the
time being, we will see.
-Chris
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