[Bug 110496] [GLK] no signal - with samsung 4k TV - HDMI UHD Color (ENABLED)

bugzilla-daemon at freedesktop.org bugzilla-daemon at freedesktop.org
Tue Nov 5 07:34:54 UTC 2019


https://bugs.freedesktop.org/show_bug.cgi?id=110496

--- Comment #33 from shashank.sharma at intel.com <shashank.sharma at intel.com> ---
> I have a theory that maybe the TV expects 422 rather than RGB for 4K with deep > color. But I have no idea how to force the ycb422 output on Gemini Lake. 

This could be the case, and we don't support YCBCR422 yet. Its Either RGB888 or
YCBCR420 if that's from 420VDB.

- Shashank

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