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drm/i915: Prefer to check for idleness in worker rather than sync-flush

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Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Chris Wilson 2015-04-07 16:21:08 +01:00 committed by Daniel Vetter
parent 74cdb337c0
commit 423795cbac
1 changed files with 6 additions and 1 deletions
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7
drivers/gpu/drm/i915/i915_gem.c
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@ -2411,7 +2411,6 @@ int __i915_add_request(struct intel_engine_cs *ring,
i915_queue_hangcheck(ring->dev);
cancel_delayed_work_sync(&dev_priv->mm.idle_work);
queue_delayed_work(dev_priv->wq,
&dev_priv->mm.retire_work,
round_jiffies_up_relative(HZ));
@ -2797,6 +2796,12 @@ i915_gem_idle_work_handler(struct work_struct *work)
struct drm_i915_private *dev_priv =
container_of(work, typeof(*dev_priv), mm.idle_work.work);
struct drm_device *dev = dev_priv->dev;
struct intel_engine_cs *ring;
int i;
for_each_ring(ring, dev_priv, i)
if (!list_empty(&ring->request_list))
return;
intel_mark_idle(dev);