[Bug 110595] [CI][BAT] igt at i915_module_reload@.*|igt at i915_pm_rpm@module-reload - dmesg-warn - *ERROR* VBT incorrectly claims port D is not TypeC legacy
bugzilla-daemon at freedesktop.org
bugzilla-daemon at freedesktop.org
Mon May 6 10:25:50 UTC 2019
https://bugs.freedesktop.org/show_bug.cgi?id=110595
Martin Peres <martin.peres at free.fr> changed:
What |Removed |Added
----------------------------------------------------------------------------
Priority|highest |high
--- Comment #3 from Martin Peres <martin.peres at free.fr> ---
(In reply to Imre Deak from comment #2)
> The error message is about a known issue in VBT about port D being
> incorrectly marked there as a non-legacy TypeC port. Besides the driver
> noticing this and correcting its own state tracking, this doens't cause any
> further problems.
>
> It is still useful to emit an error level message about this to catch buggy
> BIOSen in the wild where drm debugging is not enabled.
>
> The BIOS/VBT team has been notified about the problem with an internal bug
> ticket, we are waiting for them to fix VBT.
>
> The error message is very specific (it's about the above exact issue on port
> D), so based on there being no further implications, I suggests lowering the
> priority of this ticket and setting a filter in cibug-log (I'm guessing it's
> done already) until the VBT is fixed.
Thanks for the explanation. What's the worst thing that can happen to users if
they are stuck on legacy type-c? Would it make the port D behave differently
than the others features-wise?
Anyway, dropping to high priority since this is a BIOS issue and other ports
are working.
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