Chris Wilson writes:
> Keep track of the temporary rpm wakeref inside hotplug detection, so
> that we can cancel it immediately upon release and so clearly identify
> leaks.
>
> Signed-off-by: Chris Wilson
> Cc: Jani Nikula
Reviewed-by: Mika Kuoppala
> ---
> drivers/gpu/drm/i915/intel_hotplug.c | 5 +++--
> 1 file changed, 3 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/intel_hotplug.c
> b/drivers/gpu/drm/i915/intel_hotplug.c
> index 067277ca7cff..6df8820b8b80 100644
> --- a/drivers/gpu/drm/i915/intel_hotplug.c
> +++ b/drivers/gpu/drm/i915/intel_hotplug.c
> @@ -227,9 +227,10 @@ static void intel_hpd_irq_storm_reenable_work(struct
> work_struct *work)
> container_of(work, typeof(*dev_priv),
>hotplug.reenable_work.work);
> struct drm_device *dev = &dev_priv->drm;
> + intel_wakeref_t wakeref;
> enum hpd_pin pin;
>
> - intel_runtime_pm_get(dev_priv);
> + wakeref = intel_runtime_pm_get(dev_priv);
>
> spin_lock_irq(&dev_priv->irq_lock);
> for_each_hpd_pin(pin) {
> @@ -262,7 +263,7 @@ static void intel_hpd_irq_storm_reenable_work(struct
> work_struct *work)
> dev_priv->display.hpd_irq_setup(dev_priv);
> spin_unlock_irq(&dev_priv->irq_lock);
>
> - intel_runtime_pm_put_unchecked(dev_priv);
> + intel_runtime_pm_put(dev_priv, wakeref);
> }
>
> bool intel_encoder_hotplug(struct intel_encoder *encoder,
> --
> 2.20.1
>
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