From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel Vetter Subject: Re: [PATCH v3 2/2] drm/i915: fix VDD state tracking after system resume Date: Mon, 4 Aug 2014 10:08:40 +0200 Message-ID: <20140804080840.GJ8727@phenom.ffwll.local> References: <1406725052-31791-2-git-send-email-imre.deak@intel.com> <1406804616-19361-1-git-send-email-imre.deak@intel.com> <20140801115654.GY4193@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Return-path: Received: from mail-wi0-f169.google.com (mail-wi0-f169.google.com [209.85.212.169]) by gabe.freedesktop.org (Postfix) with ESMTP id 390956E356 for ; Mon, 4 Aug 2014 01:08:30 -0700 (PDT) Received: by mail-wi0-f169.google.com with SMTP id n3so5756943wiv.4 for ; Mon, 04 Aug 2014 01:08:27 -0700 (PDT) Content-Disposition: inline In-Reply-To: <20140801115654.GY4193@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Ville =?iso-8859-1?Q?Syrj=E4l=E4?= Cc: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org On Fri, Aug 01, 2014 at 02:56:54PM +0300, Ville Syrj=E4l=E4 wrote: > On Thu, Jul 31, 2014 at 02:03:36PM +0300, Imre Deak wrote: > > Just like during booting the BIOS can leave the VDD bit enabled after > > system resume. So apply the same state sanitization there too. This > > fixes a problem where after resume the port power domain refcount gets > > unbalanced. > > = > > v2: > > - unchanged > > v3: > > - call edp sanitizing from the encoder reset handler (Daniel) > = > It happens a bit earlier than with the earlier attempt, but if > it works it works. > = > Reviewed-by: Ville Syrj=E4l=E4 Queued for -next, thanks for the patch. -Daniel -- = Daniel Vetter Software Engineer, Intel Corporation +41 (0) 79 365 57 48 - http://blog.ffwll.ch