<html> <head> <base href="https://bugs.freedesktop.org/"> </head> <body> <div> <a class="bz_bug_link bz_status_NEEDINFO " title="NEEDINFO - LVDS blank screen on GM45" href="https://bugs.freedesktop.org/show_bug.cgi?id=94825#c36">Comment # 36</a> on <a class="bz_bug_link bz_status_NEEDINFO " title="NEEDINFO - LVDS blank screen on GM45" href="https://bugs.freedesktop.org/show_bug.cgi?id=94825">bug 94825</a> from <a class="email" href="mailto:ville.syrjala@linux.intel.com" title="Ville Syrjala <ville.syrjala@linux.intel.com>"> Ville Syrjala</a> <pre>(In reply to Rob Kramer from <a href="show_bug.cgi?id=94825#c35">comment #35</a>) > Created <a href="attachment.cgi?id=126361" name="attach_126361" title="dmesg with quirk patch">attachment 126361</a> <a href="attachment.cgi?id=126361&action=edit" title="dmesg with quirk patch">[details]</a> > dmesg with quirk patch > > OK, I added > > drm/i915: Ignore OpRegion panel type except on select machines > > on top of 4.7.2 vanilla (minor hack required). I didn't apply the other two > patches in your branch, since they looked irrelevant. > > Result is no screen.. In the new dmesg I added, it looks like the quirk is > detected too late in the process, so it is as if no quirk is present when it > is needed, and the wrong panel type is picked. > > At least the quirk itself works well! :) Doh. Let's try that again. Assuming I didn't fumble anything else this should do the trick: git://github.com/vsyrjala/linux.git opregion_panel_type_quirk_2</pre> </div> <hr> You are receiving this mail because: <ul> <li>You are on the CC list for the bug.</li> <li>You are the QA Contact for the bug.</li> </ul> </body> </html>