diff options
| author | Joel Becker <joel.becker@oracle.com> | 2010-10-15 13:03:09 -0700 |
|---|---|---|
| committer | Joel Becker <joel.becker@oracle.com> | 2010-10-15 13:03:09 -0700 |
| commit | fc3718918f13ad72827d62d36ea0f5fb55090644 (patch) | |
| tree | 4f9551256e02d08be37bab137f3d94182a67504c /drivers/gpu/drm/i915/i915_irq.c | |
| parent | 7bdb0d18bfd381cc5491eb95973ec5604b356c7e (diff) | |
| parent | d4396eafe402b710a8535137b3bf2abe6c059a15 (diff) | |
Merge branch 'globalheartbeat-2' of git://oss.oracle.com/git/smushran/linux-2.6 into ocfs2-merge-window
Conflicts:
fs/ocfs2/ocfs2.h
Diffstat (limited to 'drivers/gpu/drm/i915/i915_irq.c')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_irq.c | 22 |
1 files changed, 15 insertions, 7 deletions
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index 59457e83b011..744225ebb4b2 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -1350,17 +1350,25 @@ void i915_hangcheck_elapsed(unsigned long data) i915_seqno_passed(i915_get_gem_seqno(dev, &dev_priv->render_ring), i915_get_tail_request(dev)->seqno)) { + bool missed_wakeup = false; + dev_priv->hangcheck_count = 0; /* Issue a wake-up to catch stuck h/w. */ - if (dev_priv->render_ring.waiting_gem_seqno | - dev_priv->bsd_ring.waiting_gem_seqno) { - DRM_ERROR("Hangcheck timer elapsed... GPU idle, missed IRQ.\n"); - if (dev_priv->render_ring.waiting_gem_seqno) - DRM_WAKEUP(&dev_priv->render_ring.irq_queue); - if (dev_priv->bsd_ring.waiting_gem_seqno) - DRM_WAKEUP(&dev_priv->bsd_ring.irq_queue); + if (dev_priv->render_ring.waiting_gem_seqno && + waitqueue_active(&dev_priv->render_ring.irq_queue)) { + DRM_WAKEUP(&dev_priv->render_ring.irq_queue); + missed_wakeup = true; + } + + if (dev_priv->bsd_ring.waiting_gem_seqno && + waitqueue_active(&dev_priv->bsd_ring.irq_queue)) { + DRM_WAKEUP(&dev_priv->bsd_ring.irq_queue); + missed_wakeup = true; } + + if (missed_wakeup) + DRM_ERROR("Hangcheck timer elapsed... GPU idle, missed IRQ.\n"); return; } |