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            <b><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - radeonsi 120Hz graphic glitches"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=87796#c21">Comment # 21</a>
              on <a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - radeonsi 120Hz graphic glitches"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=87796">bug 87796</a>
              from <span class="vcard"><a class="email" href="mailto:andi.gihr@posteo.de" title="Andreas Gihr <andi.gihr@posteo.de>"> <span class="fn">Andreas Gihr</span></a>
</span></b>
        <pre>I'm still having this issue.
Here's some dmesg output:

[  363.951100] -- 2560x1440 --
[  363.951101] radeon_crtc->hw_mode.crtc_htotal: 2640
[  363.951101] radeon_crtc->hw_mode.clock: 482640
[  363.951102] radeon_crtc->hw_mode.crtc_vblank_end: 1525
[  363.951102] radeon_crtc->hw_mode.crtc_vdisplay: 1440
[  363.951103] radeon_crtc->v_border: 0
[  363.951103] vblank_time_us: 425
[  363.951104] vblank_lines: 85
[  363.951104] line_time_us: 5
[  363.951105] vblank_time: 425, switch_limit: 450</pre>
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