From mboxrd@z Thu Jan 1 00:00:00 1970 From: Felix Miata Subject: Re: Eyestrain problems with new Intel drivers Date: Tue, 01 Apr 2014 07:14:32 -0400 Message-ID: <533A9F98.90800@earthlink.net> References: Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii"; Format="flowed" Content-Transfer-Encoding: 7bit Return-path: Received: from elasmtp-kukur.atl.sa.earthlink.net (elasmtp-kukur.atl.sa.earthlink.net [209.86.89.65]) by gabe.freedesktop.org (Postfix) with ESMTP id B10E66E61A for ; Tue, 1 Apr 2014 04:14:34 -0700 (PDT) Received: from [24.144.107.66] (helo=[192.168.0.11]) by elasmtp-kukur.atl.sa.earthlink.net with esmtpsa (TLSv1:AES128-SHA:128) (Exim 4.67) (envelope-from ) id 1WUweH-0003yW-HQ for intel-gfx@lists.freedesktop.org; Tue, 01 Apr 2014 07:14:33 -0400 In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org On 2014-03-31 10:05 (GMT+0200) Janus composed: > I have the same problem as the one described by Michael bellow: the > Intel Graphic card produces eye strain and headache after some minutes > of using it. I found a lot of people complaining on the same problem, > but no solution. I tried lowering the resolution, increasing the PWM > frequency, but without luck. I also installed an old version of intel > drivers (2.20.12), because the subject of this email was "with **new** > Intel drivers", but it didn't help. > I have a new HP Folio 9470m, with the Intel HD 4000 graphic card, and > I cannot use it. Even when connecting an external monitor, I have the > same problem. When I connect my old laptop, with an nvidia card, to > the same monitor, the eyestrain disapear, so it must be the Intel > card, or its driver. > I will be glad to provide any information you consider relevant. I can > do whatever test you want, but please, do not ignore this message. I > am not the only one to have this problem: > https://www.google.com/search?q=Eye+strain+Intel+graphic > I am on (Arch) Linux, but I saw some reports on Windows too. What is output from 'lspci | grep VGA'? Exactly what model is your external display? Does disabling compositing help? Is it better if you boot a Live Linux media from a year or two or three ago, e.g. Knoppix 7.0.5 or openSUSE 12.3 or Mageia 2 or Fedora 18? > On Mon, Jan 9, 2014 at 3:30 PM, Michael Vanier wrote: http://lists.freedesktop.org/archives/intel-gfx/2014-January/038104.html -- "The wise are known for their understanding, and pleasant words are persuasive." Proverbs 16:21 (New Living Translation) Team OS/2 ** Reg. Linux User #211409 ** a11y rocks! Felix Miata *** http://fm.no-ip.com/