[Bug 94890] [drm] GMBUS [i915 gmbus dpb] timed out, falling back to bit banging on pin 5

bugzilla-daemon at freedesktop.org bugzilla-daemon at freedesktop.org
Mon Apr 11 07:29:02 UTC 2016


https://bugs.freedesktop.org/show_bug.cgi?id=94890

--- Comment #2 from Ville Syrjala <ville.syrjala at linux.intel.com> ---
(In reply to FadeMind from comment #0)
> Since lastest GIT releses of xf86-video-intel I have two warnings about
> GMBUS i915 dpb time out.
> 
> [    3.963578] [drm] GMBUS [i915 gmbus dpb] timed out, falling back to bit
> banging on pin 5
> [    4.240243] [drm] GMBUS [i915 gmbus dpd] timed out, falling back to bit
> banging on pin 6

That's actually perfectly normal, which means we shouldn't spam dmesg with it
needlessly. Some time ago I posted a patch to silence this:
https://lists.freedesktop.org/archives/intel-gfx/2016-March/089133.html

Just need to get someone to review it.

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