diff options
| author | Eric Anholt <eric@anholt.net> | 2008-06-12 10:56:37 -0700 |
|---|---|---|
| committer | Eric Anholt <eric@anholt.net> | 2008-06-12 10:56:37 -0700 |
| commit | cc74ac359053e95fd79d7011a2e18defcefb5c19 (patch) | |
| tree | 075eaadd9e91c6ab5d3c7369dad5317155845b62 | |
| parent | b2606e325ac02782297def5ce27028c7fe2287c8 (diff) | |
Don't clear USER_INTERRUPT if we're not handling it.
This fixes a regression from commit d434b64f6a760d85295e32298a9a1f3624ee1b69
which could cause us to fail to wake up for user interrupts if we lost a race.
| -rw-r--r-- | shared-core/i915_irq.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/shared-core/i915_irq.c b/shared-core/i915_irq.c index 0125f8b3..39da8143 100644 --- a/shared-core/i915_irq.c +++ b/shared-core/i915_irq.c @@ -507,7 +507,7 @@ irqreturn_t i915_driver_irq_handler(DRM_IRQ_ARGS) if (dev_priv->sarea_priv) dev_priv->sarea_priv->last_dispatch = READ_BREADCRUMB(dev_priv); - I915_WRITE(I915REG_INT_IDENTITY_R, iir | I915_USER_INTERRUPT); + I915_WRITE(I915REG_INT_IDENTITY_R, iir); (void) I915_READ(I915REG_INT_IDENTITY_R); /* Flush posted write */ if (iir & I915_USER_INTERRUPT) { |