From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel Vetter Subject: Re: [PATCH] drm/i915: Try harder to complete DP training pattern 1 Date: Wed, 3 Oct 2012 16:00:07 +0200 Message-ID: <20121003140007.GF5329@phenom.ffwll.local> References: <1348674510-19494-1-git-send-email-chris@chris-wilson.co.uk> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mail-we0-f177.google.com (mail-we0-f177.google.com [74.125.82.177]) by gabe.freedesktop.org (Postfix) with ESMTP id CD48E9E997 for ; Wed, 3 Oct 2012 06:59:15 -0700 (PDT) Received: by weyu50 with SMTP id u50so4430587wey.36 for ; Wed, 03 Oct 2012 06:59:14 -0700 (PDT) Content-Disposition: inline In-Reply-To: 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: "Lespiau, Damien" Cc: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org On Wed, Oct 03, 2012 at 02:50:19PM +0100, Lespiau, Damien wrote: > On Wed, Sep 26, 2012 at 4:48 PM, Chris Wilson wrote: > > In commit cdb0e95bf571dccc1f75fef9bdad21b167ef0b37 > > Author: Keith Packard > > Date: Tue Nov 1 20:00:06 2011 -0700 > > > > drm/i915: Try harder during dp pattern 1 link training > > > > extra passes were made to retry the same voltage and then retry a full > > clock reset. However, as coverity pointed out, we never tried the full > > clock reset as we broke out of the loop early. > > Took me a while to wrap my head around this one, no wonder only > Coverity pointed out. I managed to convince myself the fix is correct > though. > > Reviewed-by: Damien Lespiau Picked up for -fixes, thanks for the patch. -Daniel -- Daniel Vetter Software Engineer, Intel Corporation +41 (0) 79 365 57 48 - http://blog.ffwll.ch