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<body><span class="vcard"><a class="email" href="mailto:huax.lu@intel.com" title="lu hua <huax.lu@intel.com>"> <span class="fn">lu hua</span></a>
</span> changed
<a class="bz_bug_link
bz_status_ASSIGNED "
title="ASSIGNED - [HSW ULT/BYT]igt/kms_cursor_crc fails with eDP"
href="https://bugs.freedesktop.org/show_bug.cgi?id=72864">bug 72864</a>
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<table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>What</th>
<th>Removed</th>
<th>Added</th>
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<td style="text-align:right;">Status</td>
<td>NEEDINFO
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<td>ASSIGNED
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<td style="text-align:right;">Summary</td>
<td>[HSW ULT/BDW]igt/kms_cursor_crc fails with eDP
</td>
<td>[HSW ULT/BYT]igt/kms_cursor_crc fails with eDP
</td>
</tr></table>
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<b><a class="bz_bug_link
bz_status_ASSIGNED "
title="ASSIGNED - [HSW ULT/BYT]igt/kms_cursor_crc fails with eDP"
href="https://bugs.freedesktop.org/show_bug.cgi?id=72864#c21">Comment # 21</a>
on <a class="bz_bug_link
bz_status_ASSIGNED "
title="ASSIGNED - [HSW ULT/BYT]igt/kms_cursor_crc fails with eDP"
href="https://bugs.freedesktop.org/show_bug.cgi?id=72864">bug 72864</a>
from <span class="vcard"><a class="email" href="mailto:huax.lu@intel.com" title="lu hua <huax.lu@intel.com>"> <span class="fn">lu hua</span></a>
</span></b>
<pre>(In reply to Paulo Zanoni from <a href="show_bug.cgi?id=72864#c20">comment #20</a>)
<span class="quote">> Please test this patch: <a href="http://patchwork.freedesktop.org/patch/35237/">http://patchwork.freedesktop.org/patch/35237/</a>
>
> It solves the problem for me, on BDW.</span >
Test on latest -nightly kernel, It works well on BDW. It still fails on BYT.
Apply this patch and test on BYT, it still fails.
output:
IGT-Version: 1.8-gbba1cd0 (x86_64) (Linux: 3.17.0_kcloud_1fae80_20141020+
x86_64)
Beginning cursor-128x128-offscreen on pipe A, connector eDP-1
.Test assertion failure function do_single_test, file kms_cursor_crc.c:131:
Failed assertion: igt_crc_equal(&crc, &ref_crc)
Subtest cursor-128x128-offscreen: FAIL (3.246s)</pre>
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