<html> <head> <base href="https://bugs.freedesktop.org/"> </head> <body> <div> <a class="bz_bug_link bz_status_NEEDINFO " title="NEEDINFO - Big monitor has blank display (HDMI or DVI) in any kernel since and including 3.13 (despite earlier fixes)" href="https://bugs.freedesktop.org/show_bug.cgi?id=90128#c16">Comment # 16</a> on <a class="bz_bug_link bz_status_NEEDINFO " title="NEEDINFO - Big monitor has blank display (HDMI or DVI) in any kernel since and including 3.13 (despite earlier fixes)" href="https://bugs.freedesktop.org/show_bug.cgi?id=90128">bug 90128</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 philipmorant from <a href="show_bug.cgi?id=90128#c14">comment #14</a>) > Created <a href="attachment.cgi?id=130590" name="attach_130590" title="dmesg">attachment 130590</a> <a href="attachment.cgi?id=130590&action=edit" title="dmesg">[details]</a> > dmesg > > Trying manual xrandr: > > xrandr --newmode "2560x1440_60.00" 312.25 2560 2752 3024 3488 1440 1443 > 1448 1493 -hsync +vsync > xrandr --addmode HDMI1 2560x1440_60.00 > > screen goes blank. gnome is treating it as switched off. HSW doesn't support > 300 MHz clock with HDMI [ 160.088402] [drm:intel_hdmi_compute_config [i915]] unsupported HDMI clock, rejecting mode The only mode the EDID shows is: xrandr --newmode "2560x1440" 241.5 2560 2608 2640 2720 1440 1443 1448 1481 +hsync -vsync And the mode used by the BIOS would be: xrandr --newmode "1024x768" 65.0 1024 1048 1184 1344 768 771 777 806 -hsync -vsync Can you try either of those?</pre> </div> <hr> You are receiving this mail because: <ul> <li>You are the assignee for the bug.</li> <li>You are the QA Contact for the bug.</li> <li>You are on the CC list for the bug.</li> </ul> </body> </html>