From mboxrd@z Thu Jan 1 00:00:00 1970 From: Adam Jackson Subject: Re: [PATCH] drm/i915: make PCH poison interrupt debug only Date: Wed, 18 Apr 2012 13:29:50 -0400 Message-ID: <1334770190.32618.10.camel@atropine> References: <1334769610-3383-1-git-send-email-jbarnes@virtuousgeek.org> Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============1285407450==" Return-path: Received: from mx1.redhat.com (mx1.redhat.com [209.132.183.28]) by gabe.freedesktop.org (Postfix) with ESMTP id B330AA0B8F for ; Wed, 18 Apr 2012 10:29:52 -0700 (PDT) In-Reply-To: <1334769610-3383-1-git-send-email-jbarnes@virtuousgeek.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: intel-gfx-bounces+gcfxdi-intel-gfx=m.gmane.org@lists.freedesktop.org Errors-To: intel-gfx-bounces+gcfxdi-intel-gfx=m.gmane.org@lists.freedesktop.org To: Jesse Barnes Cc: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org --===============1285407450== Content-Type: multipart/signed; micalg="pgp-sha1"; protocol="application/pgp-signature"; boundary="=-uymWYdWZulehERE3qnAi" --=-uymWYdWZulehERE3qnAi Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable 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 drm.debug=3D7. - ajax --=-uymWYdWZulehERE3qnAi Content-Type: application/pgp-signature; name="signature.asc" Content-Description: This is a digitally signed message part Content-Transfer-Encoding: 7bit -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.11 (GNU/Linux) iEUEABECAAYFAk+O+g8ACgkQW4otUKDs0NMRcgCeOyenXbO4hq0Zp3kM7WpImrSY Y8AAmMBkFwYmJEDM/lkoq67w/k3AeN0= =mckt -----END PGP SIGNATURE----- --=-uymWYdWZulehERE3qnAi-- --===============1285407450== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/intel-gfx --===============1285407450==--