[Intel-gfx] [PATCH] drm/i915: Cancel outstanding pc8 work when shutting down the device

[Paulo Zanoni]

2013/10/10 Chris Wilson <chris at chris-wilson.co.uk>:
> As part of the device quiesceing we need to disable all active timers
> and delayed workers so that they do not execute after the module is
> unloaded.
>
> Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
> Cc: Paulo Zanoni <paulo.r.zanoni at intel.com>
> Cc: Rodrigo Vivi <rodrigo.vivi at gmail.com>
> ---
>  drivers/gpu/drm/i915/intel_display.c |    1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
> index 683b68e..5ce1558 100644
> --- a/drivers/gpu/drm/i915/intel_display.c
> +++ b/drivers/gpu/drm/i915/intel_display.c
> @@ -11065,6 +11065,7 @@ void intel_modeset_quiesce(struct drm_device *dev)

I don't see this "intel_modeset_quiesce" on my drm-intel-nightly
branch from today :(

Besides, we already cancel the work at i915_driver_unload().

>
>         cancel_work_sync(&dev_priv->hotplug_work);
>         cancel_work_sync(&dev_priv->rps.work);
> +       cancel_delayed_work_sync(&dev_priv->pc8.enable_work);
>
>         /* catch all required for dev_priv->wq */
>         flush_scheduled_work();
> --
> 1.7.9.5
>
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-- 
Paulo Zanoni