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<body><span class="vcard"><a class="email" href="mailto:cancan.feng@intel.com" title="cancan,feng <cancan.feng@intel.com>"> <span class="fn">cancan,feng</span></a>
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<a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [HSW IVB ILK SNB bisected] I-G-T/testdisplay -f cause "*ERROR* mismatch in adjusted_mode.flags""
href="https://bugs.freedesktop.org/show_bug.cgi?id=65442">bug 65442</a>
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<td>NEEDINFO
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<td>NEW
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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [HSW IVB ILK SNB bisected] I-G-T/testdisplay -f cause "*ERROR* mismatch in adjusted_mode.flags""
href="https://bugs.freedesktop.org/show_bug.cgi?id=65442#c14">Comment # 14</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [HSW IVB ILK SNB bisected] I-G-T/testdisplay -f cause "*ERROR* mismatch in adjusted_mode.flags""
href="https://bugs.freedesktop.org/show_bug.cgi?id=65442">bug 65442</a>
from <span class="vcard"><a class="email" href="mailto:cancan.feng@intel.com" title="cancan,feng <cancan.feng@intel.com>"> <span class="fn">cancan,feng</span></a>
</span></b>
<pre>(In reply to <a href="show_bug.cgi?id=65442#c13">comment #13</a>)
<span class="quote">> Created <span class=""><a href="attachment.cgi?id=82997" name="attach_82997" title="sanitize requested sync polarity flags">attachment 82997</a> <a href="attachment.cgi?id=82997&action=edit" title="sanitize requested sync polarity flags">[details]</a></span> <a href='page.cgi?id=splinter.html&bug=65442&attachment=82997'>[review]</a> [review]
> sanitize requested sync polarity flags
>
> This seems to be caused by testdisplay requesting a mode without either
> negative or positive polarity (mode.flags=0). All intel encoders treat this
> to mean negative polarity. The mode state readout/checker code otoh expects
> exactly one of the polarity bits to bet set. The attached patch is one way
> to fix this, could you give it a go?</span >
I tested this patch on drm-intel-nightly branch, this issue has gone. So I
think we could close this bug.</pre>
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