From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ben Johnson Subject: Re: i915 KMS interferes with nVidia card Date: Sun, 16 Mar 2014 19:25:53 -0400 Message-ID: <53263301.1040605@geekamole.com> References: <53212CA6.2020608@geekamole.com> <20140316121322.024235d0@neptune.home> Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1"; Format="flowed" Content-Transfer-Encoding: quoted-printable Return-path: Received: from mta4.epbfi.com (mta4.epbfi.com [74.205.143.39]) by gabe.freedesktop.org (Postfix) with ESMTP id 877DA6E6DD for ; Sun, 16 Mar 2014 16:25:54 -0700 (PDT) In-Reply-To: <20140316121322.024235d0@neptune.home> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: =?ISO-8859-1?Q?Bruno_Pr=E9mont?= Cc: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org On 03/16/2014 07:13 AM, Bruno Pr=E9mont wrote: > Wild guess, maybe you would have some more chances of success if the nvid= ia > was the GPU with active VGA bits (e.g. telling vga-arbitration to have > nvidia card active/primary). > > That way the nvidia blob would have best changes of living in a tested > environment and i915 hopefully being able to do its work anyway. > > Bruno > I read/skimmed Documentation/vgaarbiter.txt and googled for a while but = it's not clear to me how to do what you are suggesting. Do you mean to = write something to /dev/vga_arbiter? This is what it has with just the = nvidia module loaded: / # head -n 1 /dev/vga_arbiter count:1,PCI:0000:01:00.0,decodes=3Dnone,owns=3Dnone,locks=3Dnone(0:0) -Ben