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[3/4] drm/i915: Wake up pending flip waiters when the GPU hangs

Message ID 1354041298-18898-4-git-send-email-ville.syrjala@linux.intel.com (mailing list archive)
State New, archived
Headers show

Commit Message

Ville Syrjälä Nov. 27, 2012, 6:34 p.m. UTC 
From: Ville Syrjälä <ville.syrjala@linux.intel.com>

Anyone stuck waiting for pending flips should get woken up when the GPU
hangs.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
---
 drivers/gpu/drm/i915/i915_irq.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
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Patch

diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index 77de66c..2fe5707 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -1464,6 +1464,7 @@  void i915_handle_error(struct drm_device *dev, bool wedged)
 		 */
 		for_each_ring(ring, dev_priv, i)
 			wake_up_all(&ring->irq_queue);
+		wake_up(&dev_priv->pending_flip_queue);
 	}
 
 	queue_work(dev_priv->wq, &dev_priv->gpu_error.work);