From 7a32965a104c3363e8505fe566531fcf071cced7 Mon Sep 17 00:00:00 2001
From: Jesse Keating <jkeating@redhat.com>
Date: Thu, 29 Jul 2010 16:46:31 -0700
Subject: initial srpm import

---
 drm-intel-big-hammer.patch | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
 create mode 100644 drm-intel-big-hammer.patch

(limited to 'drm-intel-big-hammer.patch')

diff --git a/drm-intel-big-hammer.patch b/drm-intel-big-hammer.patch
new file mode 100644
index 000000000..63dc016b1
--- /dev/null
+++ b/drm-intel-big-hammer.patch
@@ -0,0 +1,16 @@
+diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
+index 37427e4..08af9db 100644
+--- a/drivers/gpu/drm/i915/i915_gem.c
++++ b/drivers/gpu/drm/i915/i915_gem.c
+@@ -2553,6 +2553,11 @@ i915_gem_execbuffer(struct drm_device *dev, void *data,
+ 
+ 	mutex_lock(&dev->struct_mutex);
+ 
++	/* We don't get the flushing right for these chipsets, use the
++	 * big hamer for now to avoid random crashiness. */
++	if (IS_I85X(dev) || IS_I865G(dev))
++		wbinvd();
++
+ 	i915_verify_inactive(dev, __FILE__, __LINE__);
+ 
+ 	if (dev_priv->mm.wedged) {
-- 
cgit