<html>
<head>
<base href="https://bugs.freedesktop.org/" />
</head>
<body><span class="vcard"><a class="email" href="mailto:rodrigo.vivi@gmail.com" title="Rodrigo Vivi <rodrigo.vivi@gmail.com>"> <span class="fn">Rodrigo Vivi</span></a>
</span> changed
<a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO - [BDW] i915.enable_ppgtt=0 causes graphical corruption"
href="https://bugs.freedesktop.org/show_bug.cgi?id=85576">bug 85576</a>
<br>
<table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>What</th>
<th>Removed</th>
<th>Added</th>
</tr>
<tr>
<td style="text-align:right;">Status</td>
<td>NEW
</td>
<td>NEEDINFO
</td>
</tr></table>
<p>
<div>
<b><a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO - [BDW] i915.enable_ppgtt=0 causes graphical corruption"
href="https://bugs.freedesktop.org/show_bug.cgi?id=85576#c5">Comment # 5</a>
on <a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO - [BDW] i915.enable_ppgtt=0 causes graphical corruption"
href="https://bugs.freedesktop.org/show_bug.cgi?id=85576">bug 85576</a>
from <span class="vcard"><a class="email" href="mailto:rodrigo.vivi@gmail.com" title="Rodrigo Vivi <rodrigo.vivi@gmail.com>"> <span class="fn">Rodrigo Vivi</span></a>
</span></b>
<pre>James, could you please try this?
diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c
b/drivers/gpu/drm/i915/i915_gem_gtt.c
index cb7adab..a82b8a7 100644
--- a/drivers/gpu/drm/i915/i915_gem_gtt.c
+++ b/drivers/gpu/drm/i915/i915_gem_gtt.c
@@ -1911,7 +1911,7 @@ static void bdw_setup_private_ppat(struct
drm_i915_private *dev_priv)
{
uint64_t pat;
- pat = GEN8_PPAT(0, GEN8_PPAT_WB | GEN8_PPAT_LLC) | /* for normal
objects, no eLLC */
+ pat = GEN8_PPAT(0, GEN8_PPAT_UC) | /* TEST for <a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO - [BDW] i915.enable_ppgtt=0 causes graphical corruption"
href="show_bug.cgi?id=85576">bug 85576</a> */</pre>
</div>
</p>
<hr>
<span>You are receiving this mail because:</span>
<ul>
<li>You are the QA Contact for the bug.</li>
<li>You are on the CC list for the bug.</li>
<li>You are the assignee for the bug.</li>
</ul>
</body>
</html>