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| author | Chris Wilson <chris@chris-wilson.co.uk> | 2010-12-14 12:17:15 +0000 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2010-12-14 12:19:25 +0000 |
| commit | b5ba177d8d71f011c23b1cabec99fdaddae65c4d (patch) | |
| tree | a774159e1d82df03b1e3b2da26bc3bbb815957fc | |
| parent | 9097eef024db4f1850015e837a84aca0aa40a288 (diff) | |
| download | linux-b5ba177d8d71f011c23b1cabec99fdaddae65c4d.tar.bz2 | |
drm/i915: Poll for seqno completion if IRQ is disabled
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=32288
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 726c2ccd674c..5a0fbe59dd5b 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -2000,7 +2000,6 @@ i915_do_wait_request(struct drm_device *dev, uint32_t seqno, trace_i915_gem_request_wait_begin(dev, seqno); ring->waiting_seqno = seqno; - ret = -ENODEV; if (ring->irq_get(ring)) { if (interruptible) ret = wait_event_interruptible(ring->irq_queue, @@ -2012,7 +2011,10 @@ i915_do_wait_request(struct drm_device *dev, uint32_t seqno, || atomic_read(&dev_priv->mm.wedged)); ring->irq_put(ring); - } + } else if (wait_for(i915_seqno_passed(ring->get_seqno(ring), + seqno) || + atomic_read(&dev_priv->mm.wedged), 3000)) + ret = -EBUSY; ring->waiting_seqno = 0; trace_i915_gem_request_wait_end(dev, seqno); |