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authorJesse Barnes <jbarnes@jbarnes-mobile.amr.corp.intel.com>2007-06-12 16:29:09 -0700
committerJesse Barnes <jbarnes@jbarnes-mobile.amr.corp.intel.com>2007-06-12 16:29:09 -0700
commit1a4b9294a29379ea6e9fd6fb315317f391232d4b (patch)
tree62f4de39f130df12826e15fb944be06900e1e684
parentca47fa90b73d0eac73fb7d1ba712d81e180eae7d (diff)
Remove unnecessary (and uncommented!) read barrier from the interrupt
path. It doesn't appear to serve any useful purpose.
-rw-r--r--shared-core/i915_irq.c1
1 files changed, 0 insertions, 1 deletions
diff --git a/shared-core/i915_irq.c b/shared-core/i915_irq.c
index 0f4d1a81..46b97e39 100644
--- a/shared-core/i915_irq.c
+++ b/shared-core/i915_irq.c
@@ -323,7 +323,6 @@ irqreturn_t i915_driver_irq_handler(DRM_IRQ_ARGS)
I915_WRITE16(I915REG_INT_IDENTITY_R, temp);
(void) I915_READ16(I915REG_INT_IDENTITY_R);
- DRM_READMEMORYBARRIER();
dev_priv->sarea_priv->last_dispatch = READ_BREADCRUMB(dev_priv);