<html> <head> <base href="https://bugs.freedesktop.org/" /> </head> <body> <div> <a class="bz_bug_link bz_status_NEW " title="NEW --- - [HD Graphics 4000] Garbage on screen on Samsung NP900X3E-A02" href="https://bugs.freedesktop.org/show_bug.cgi?id=64332#c13">Comment # 13</a> on <a class="bz_bug_link bz_status_NEW " title="NEW --- - [HD Graphics 4000] Garbage on screen on Samsung NP900X3E-A02" href="https://bugs.freedesktop.org/show_bug.cgi?id=64332">bug 64332</a> from <a class="email" href="mailto:jani.nikula@intel.com" title="Jani Nikula <jani.nikula@intel.com>"> Jani Nikula</a> <pre>(In reply to <a href="show_bug.cgi?id=64332#c10">comment #10</a>) > No, Windows does not generate these artifacts. So yes its only the linux > driver that causes this. > > Lowering the resolution in general does not help. However when i tried > 640x480 i waited almost 15 minutes and no artifact had appeared. When > switching to something higher like 1024x768 the lines appeared almost > instantly. > > I have tried the drm-nightly and it does not help :/ Please provide dmesg with drm.debug=0xe running drm-intel-nightly. Urs' dmesg on 3.8 has some link training failures, but we've done some fixes since, so a new one might be useful.</pre> </div> <hr> You are receiving this mail because: <ul> <li>You are the QA Contact for the bug.</li> <li>You are the assignee for the bug.</li> </ul> </body> </html>