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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_NEW "
title="NEW --- - [HSW Bisected]igt/drv_suspend and kms_flip causes " WARNING: CPU: 5 PID: 4253 at drivers/gpu/drm/i915/intel_display.c:7305 hsw_enable_pc8+0xeb/0x54d [i915]()" sporadically"
href="https://bugs.freedesktop.org/show_bug.cgi?id=80123">bug 80123</a>
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<table border="1" cellspacing="0" cellpadding="8">
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<th>What</th>
<th>Removed</th>
<th>Added</th>
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<td style="text-align:right;">Summary</td>
<td>[HSW Regression]igt/kms_flip causes " WARNING: CPU: 5 PID: 4253 at drivers/gpu/drm/i915/intel_display.c:7305 hsw_enable_pc8+0xeb/0x54d [i915]()" sporadically
</td>
<td>[HSW Bisected]igt/drv_suspend and kms_flip causes " WARNING: CPU: 5 PID: 4253 at drivers/gpu/drm/i915/intel_display.c:7305 hsw_enable_pc8+0xeb/0x54d [i915]()" sporadically
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</tr>
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<td style="text-align:right;">Keywords</td>
<td>bisect_pending
</td>
<td>
</td>
</tr></table>
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<div>
<b><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [HSW Bisected]igt/drv_suspend and kms_flip causes " WARNING: CPU: 5 PID: 4253 at drivers/gpu/drm/i915/intel_display.c:7305 hsw_enable_pc8+0xeb/0x54d [i915]()" sporadically"
href="https://bugs.freedesktop.org/show_bug.cgi?id=80123#c1">Comment # 1</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [HSW Bisected]igt/drv_suspend and kms_flip causes " WARNING: CPU: 5 PID: 4253 at drivers/gpu/drm/i915/intel_display.c:7305 hsw_enable_pc8+0xeb/0x54d [i915]()" sporadically"
href="https://bugs.freedesktop.org/show_bug.cgi?id=80123">bug 80123</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>drv_suspend subcases also have this warning with same bisect commit.
Bisect shows 85e90679335f56d162f4a0ff525573818e17ce44 is the first bad commit.
commit 85e90679335f56d162f4a0ff525573818e17ce44
Author: Kristen Carlson Accardi <<a href="mailto:kristen@linux.intel.com">kristen@linux.intel.com</a>>
AuthorDate: Thu Jun 12 08:35:44 2014 -0700
Commit: Daniel Vetter <<a href="mailto:daniel.vetter@ffwll.ch">daniel.vetter@ffwll.ch</a>>
CommitDate: Thu Jun 12 17:46:59 2014 +0200
drm/i915: disable power wells on suspend
We want to make sure everything is disabled and at its lowest power when
freezing.
Reviewed-by: Imre Deak <<a href="mailto:imre.deak@intel.com">imre.deak@intel.com</a>>
Signed-off-by: Kristen Carlson Accardi <<a href="mailto:kristen@linux.intel.com">kristen@linux.intel.com</a>>
Signed-off-by: Jesse Barnes <<a href="mailto:jbarnes@virtuousgeek.org">jbarnes@virtuousgeek.org</a>>
Signed-off-by: Daniel Vetter <<a href="mailto:daniel.vetter@ffwll.ch">daniel.vetter@ffwll.ch</a>></pre>
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