<html> <head> <base href="https://bugs.freedesktop.org/"> </head> <body> <div> <a class="bz_bug_link bz_status_ASSIGNED " title="ASSIGNED - i915: regression: after DP connected monitor is turned off, when turned on, it does not work anymore" href="https://bugs.freedesktop.org/show_bug.cgi?id=88124#c19">Comment # 19</a> on <a class="bz_bug_link bz_status_ASSIGNED " title="ASSIGNED - i915: regression: after DP connected monitor is turned off, when turned on, it does not work anymore" href="https://bugs.freedesktop.org/show_bug.cgi?id=88124">bug 88124</a> from <a class="email" href="mailto:jiri@resnulli.us" title="Jiri Pirko <jiri@resnulli.us>"> Jiri Pirko</a> <pre>(In reply to Jiri Pirko from <a href="show_bug.cgi?id=88124#c18">comment #18</a>) > (In reply to Manasi from <a href="show_bug.cgi?id=88124#c17">comment #17</a>) > > Thanks for testing with 410-rc6. > > I tried to reproduce it here at my end with 4.10-rc6 and I can't. But again > > in my case, the dmesg log says "Sink is not MST capable". But in your case, > > whats confusing is: > > > > [ 2.492671] [drm:intel_dp_read_desc [i915]] DP branch: OUI 90-cc-24 > > dev-ID SYNA HW-rev 1.0 SW-rev 2.17 > > [ 2.493030] [drm:intel_dp_detect [i915]] Sink is MST capable > > > > > > This means somehow there is a branch device in the patch of laptop's DP and > > DP on the monitor. Are you using any kind of an adapter? Does your laptop > > have multiple DP connectors? > > There is a docking station in between. I just ordered > microdisplayport-display port cable to be able to test this directly. > Okay, I tested with directly connected display. Works fine. So this is only issue when display is connected through docking station.</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>