[Bug 101396] [DP] [BDW][SKL] Error testing DP_1st_boot_GFX using MST dongle + HDMI + 4K
bugzilla-daemon at freedesktop.org
bugzilla-daemon at freedesktop.org
Mon Jul 24 16:27:31 UTC 2017
https://bugs.freedesktop.org/show_bug.cgi?id=101396
Ricardo Madrigal <ricardox.madrigal.maldonado at intel.com> changed:
What |Removed |Added
----------------------------------------------------------------------------
Resolution|--- |INVALID
Status|REOPENED |RESOLVED
--- Comment #6 from Ricardo Madrigal <ricardox.madrigal.maldonado at intel.com> ---
Analyzing the hardware specifications of "DisplayPort to Dual DisplayPort
Graphics Splitter DPD2001 SUNIX" MST. We have identified that DP 1.2 does not
support enough bandwidth over a single link to drive two 4k monitors, and this
should not be a mistake anymore.
Adding DataSheet URL
http://www.sunix.com/en/download.php?pid=1720&file=datasheet&file_link=download/datasheet/2014/20141119170512_DPD2001-Datasheet-V12.pdf
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