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authorDave Airlie <airlied@linux.ie>2006-03-20 18:34:29 +1100
committerDave Airlie <airlied@linux.ie>2006-03-20 18:34:29 +1100
commit6e5fca53c72c95da92c092411c7ec81e926af632 (patch)
tree223d13afbff4d74c208809dec25eb827bf79a721 /drivers/char/drm
parente7f947b908921a661efcbc08ce42d7de67691b07 (diff)
drm: read breadcrumb in IRQ handler
From: Keith Whitwell <keithw@tungstengraphics.com> Signed-off-by: Dave Airlie <airlied@linux.ie>
Diffstat (limited to 'drivers/char/drm')
-rw-r--r--drivers/char/drm/i915_irq.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/char/drm/i915_irq.c b/drivers/char/drm/i915_irq.c
index d3879ac9970f..a752afd86ab8 100644
--- a/drivers/char/drm/i915_irq.c
+++ b/drivers/char/drm/i915_irq.c
@@ -53,6 +53,8 @@ irqreturn_t i915_driver_irq_handler(DRM_IRQ_ARGS)
I915_WRITE16(I915REG_INT_IDENTITY_R, temp);
+ dev_priv->sarea_priv->last_dispatch = READ_BREADCRUMB(dev_priv);
+
if (temp & USER_INT_FLAG)
DRM_WAKEUP(&dev_priv->irq_queue);