From mboxrd@z Thu Jan  1 00:00:00 1970
From: Daniel Vetter <daniel@ffwll.ch>
Subject: Re: [PATCH] drm/i915: Fix assert_plane warning during
 FDI link train
Date: Mon, 28 Apr 2014 15:43:57 +0200
Message-ID: <20140428134357.GC32404@phenom.ffwll.local>
References: <1398453127-9947-1-git-send-email-ville.syrjala@linux.intel.com>
Mime-Version: 1.0
Content-Type: text/plain; charset="iso-8859-1"
Content-Transfer-Encoding: quoted-printable
Return-path: <intel-gfx-bounces@lists.freedesktop.org>
Received: from mail-ee0-f54.google.com (mail-ee0-f54.google.com [74.125.83.54])
 by gabe.freedesktop.org (Postfix) with ESMTP id B87286E672
 for <intel-gfx@lists.freedesktop.org>; Mon, 28 Apr 2014 06:44:03 -0700 (PDT)
Received: by mail-ee0-f54.google.com with SMTP id d49so4924517eek.13
 for <intel-gfx@lists.freedesktop.org>; Mon, 28 Apr 2014 06:44:01 -0700 (PDT)
Content-Disposition: inline
In-Reply-To: <1398453127-9947-1-git-send-email-ville.syrjala@linux.intel.com>
List-Unsubscribe: <http://lists.freedesktop.org/mailman/options/intel-gfx>,
 <mailto:intel-gfx-request@lists.freedesktop.org?subject=unsubscribe>
List-Archive: <http://lists.freedesktop.org/archives/intel-gfx>
List-Post: <mailto:intel-gfx@lists.freedesktop.org>
List-Help: <mailto:intel-gfx-request@lists.freedesktop.org?subject=help>
List-Subscribe: <http://lists.freedesktop.org/mailman/listinfo/intel-gfx>,
 <mailto:intel-gfx-request@lists.freedesktop.org?subject=subscribe>
Errors-To: intel-gfx-bounces@lists.freedesktop.org
Sender: "Intel-gfx" <intel-gfx-bounces@lists.freedesktop.org>
To: ville.syrjala@linux.intel.com
Cc: intel-gfx@lists.freedesktop.org
List-Id: intel-gfx@lists.freedesktop.org

On Fri, Apr 25, 2014 at 10:12:07PM +0300, ville.syrjala@linux.intel.com wro=
te:
> From: Ville Syrj=E4l=E4 <ville.syrjala@linux.intel.com>
> =

> assert_plane_enabled() is now triggering during FDI link train because
> we no longer enable planes that early.
> =

> This problem got introduced in:
>  commit a5c4d7bc187bd13bc11ac06bb4ea3a0d4001aa4d
>  Author: Ville Syrj=E4l=E4 <ville.syrjala@linux.intel.com>
>  Date:   Fri Mar 7 18:32:13 2014 +0200
> =

>     drm/i915: Disable/enable planes as the first/last thing during modese=
t on ILK+
> =

> Just drop the assert since we shouldn't need planes for link training.
> =

> Signed-off-by: Ville Syrj=E4l=E4 <ville.syrjala@linux.intel.com>

Queued for -next, thanks for the patch. I've spotted this in a QA report,
but afaik they didn't yet file a bug report.
-Daniel
-- =

Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch