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drm/i915/hotplug: Track temporary rpm wakeref

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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 <chris@chris-wilson.co.uk>
Cc: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190114142129.24398-12-chris@chris-wilson.co.uk
This commit is contained in:
Chris Wilson 2019-01-14 14:21:20 +00:00
parent 1d264d91be
commit 6a712a20bf
1 changed files with 3 additions and 2 deletions
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5
drivers/gpu/drm/i915/intel_hotplug.c
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@ -226,9 +226,10 @@ 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) {
@ -261,7 +262,7 @@ 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,