[Intel-gfx] [PATCH] drm/i915: make PCH poison interrupt debug only

Adam Jackson ajax at redhat.com
Wed Apr 18 19:29:50 CEST 2012

On Wed, 2012-04-18 at 10:20 -0700, Jesse Barnes wrote:
> This indicates an internal messaging issue between the CPU and PCH, but
> there's nothing the driver can do about it.  We seem to be able to
> trigger it at hotplug time sometimes, possibly due to the interrupt
> corrupting an in-flight message between CPU and PCH.  At any rate, the
> error is harmless, so there's no need to bother the user about it.

I'm unconvinced.  The bugs I've seen tend to have these messages in
combination with actual output setup problems.  If that's going to be
reliably true I'd just as soon always see the message without needing

- ajax
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 198 bytes
Desc: This is a digitally signed message part
URL: <http://lists.freedesktop.org/archives/intel-gfx/attachments/20120418/c020ed3c/attachment.sig>

More information about the Intel-gfx mailing list