[Bug 106223] [KBL-R] DP link training failures lead to downgraded link parameters and resolution

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=106223

--- Comment #33 from shashank.sharma at intel.com <shashank.sharma at intel.com> ---
(In reply to Jani Nikula from comment #29)
> (In reply to shashank.sharma at intel.com from comment #28)
> > I dont think we have HDMI over USB-C (HDMI alt mode) yet, definitely not on
> > KBL. This issue is not related to LSPCON.
> 
> I think Clinton isn't talking about on-board LSPCON, but rather LSPCON
> embedded in a dongle or a cable, converting the USB Type-C DP Alt Mode to
> HDMI.
> 
> One of the questions is, do we need to treat these things as some special
> snowflakes?

This depends on the cable/HW specs. MCA/Parade LSPCONs are motherboard down
config, and they need proper probing and enabling, I hope this device knows
what its doing :-). 

- Shashank

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