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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - LG 31MU97 monitor native resolution is 4096x2160, but highest mode found is 3840x2160"
href="https://bugs.freedesktop.org/show_bug.cgi?id=108081#c8">Comment # 8</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - LG 31MU97 monitor native resolution is 4096x2160, but highest mode found is 3840x2160"
href="https://bugs.freedesktop.org/show_bug.cgi?id=108081">bug 108081</a>
from <span class="vcard"><a class="email" href="mailto:ville.syrjala@linux.intel.com" title="Ville Syrjala <ville.syrjala@linux.intel.com>"> <span class="fn">Ville Syrjala</span></a>
</span></b>
<pre>(In reply to Brian Vincent from <a href="show_bug.cgi?id=108081#c7">comment #7</a>)
<span class="quote">> Here's what I've noticed so far. I applied your patch, I didn't make clean,
> but I made new image and modules and it rebuilt a drm module, and of course
> I installed it. I booted it up and I couldn't find a difference, no new
> modes, and the EDID was the same.
>
> I then tried the same kernel but with i915.enable_dp_mst=0. No new modes,
> but the EDID no longer has the doubling effect you mentioned. The EDID is
> all zeros from 0x100 onward.</span >
And otherwise identical to the earlier result?
<span class="quote">>
> Would you like to see the new EDID or dmesg logs from one of these
> configurations?</span >
dmesg with drm.debug=0xe i915.enable_dp_mst=0 might show something useful.</pre>
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