From 6e5fca53c72c95da92c092411c7ec81e926af632 Mon Sep 17 00:00:00 2001 From: Dave Airlie Date: Mon, 20 Mar 2006 18:34:29 +1100 Subject: [PATCH] drm: read breadcrumb in IRQ handler From: Keith Whitwell Signed-off-by: Dave Airlie --- drivers/char/drm/i915_irq.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/char/drm/i915_irq.c b/drivers/char/drm/i915_irq.c index d3879ac..a752afd 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); -- 1.8.2.3