From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jim Gettys Subject: Re: PCH eDP fixes Date: Fri, 08 Oct 2010 05:50:52 -0400 Message-ID: <4CAEE97C.6040904@freedesktop.org> References: <1286492485-18145-1-git-send-email-jbarnes@virtuousgeek.org> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii"; Format="flowed" Content-Transfer-Encoding: 7bit Return-path: Received: from qmta06.westchester.pa.mail.comcast.net (qmta06.westchester.pa.mail.comcast.net [76.96.62.56]) by gabe.freedesktop.org (Postfix) with ESMTP id 8A492A0A13 for ; Fri, 8 Oct 2010 02:59:07 -0700 (PDT) In-Reply-To: <1286492485-18145-1-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: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org On 10/07/2010 07:01 PM, Jesse Barnes wrote: > Here's the set of PCH eDP fixes I came up with once I received my Sony > Vaio. I found a few, non-PCH issues in the process, and took the > opportunity to enhance our eDP support to avoid most of the DP training > if the VBIOS gives us good data. > > This patchset is against ickle's drm-intel-next branch as of a few hours > ago, and is working on my test machine. Before I rebased, I had success > reports from several users on bug > https://bugs.freedesktop.org/show_bug.cgi?id=29141. The key change > there was to work around a newly discovered Ironlake panel power > sequencing bug (need to disable clock gating for the panel power > sequencing unit); before that change, panel bringup was very > intermittent. > These patches work on my HP 2540p which has had the nasty flicker problem. https://bugs.freedesktop.org/show_bug.cgi?id=29821 Suspend does not work, however; much less resume: but at least this is the first thing I've been able to run in a very long time that works. - Jim