From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757581Ab1JCVLS (ORCPT ); Mon, 3 Oct 2011 17:11:18 -0400 Received: from nm24-vm0.bullet.mail.sp2.yahoo.com ([98.139.91.226]:29168 "HELO nm24-vm0.bullet.mail.sp2.yahoo.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1752190Ab1JCVLL convert rfc822-to-8bit (ORCPT ); Mon, 3 Oct 2011 17:11:11 -0400 X-Yahoo-Newman-Property: ymail-3 X-Yahoo-Newman-Id: 907717.13118.bm@omp1014.mail.sp2.yahoo.com DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=s1024; d=yahoo.com; h=X-YMail-OSG:Received:X-Mailer:References:Message-ID:Date:From:Reply-To:Subject:To:In-Reply-To:MIME-Version:Content-Type:Content-Transfer-Encoding; b=uGRESrnbtvn7CPmTam9yfsVBH/6LWfbMH5WQ4pXgU4eyLvT7QgE7w5n45dSUmzTayx/PAzXRmUWSLEAtX18R89IYfEwcyZDdvzJ29AWcIzR0Ypg/9BDhJD2TO3ZfkUBX/NbD64BoaO79azBq3PGkudohT4GGpI85lU51T1oXTYk=; X-YMail-OSG: vf9iMQMVM1lgweWFf32fUIZbYizXedcFPYIIL0kIGfbJFcZ 57YjEtDjMpy0N2Kc.yitY4LHJSz6C3hJ7512cVeKv2Ui3MmktDFDnKxqCkvv o7u87sT2CyebgfxvTn4Brb5ccAZUm5inxyoxTTyiDgNdSKqOlUg8dLLIOM1B kfwk6R0MmUd5LgV75Vuut6RUgFMe.MQhKxoqQpk_lCNabZaSs0_1DRj9iF66 cpuYNItDKbUpCvUCKlRgxUdmrQILenBipLd9sbenUuTxrSPJVQ7JAfzbEygV pG9TCbL_drm3Ak5TSNMcNs5SngrysynESERjG9.aujlW1set0jtziRm3MTGe SSudtStT5sRyiDHJM_ZA2EaUxWiocK0NaPrAM4Z0Sx90KroBn8CzdbESU5ID yWbbLb4Tie2JU3EaZBsapEZGs1hkY9YDnZnHXxO8E_9S3gosVULU6CHRS3nV 2Z9AxdKgHGVdDVLGGgBEC8dXo0KLwtt0C3PBMvrdWCj.CnuzWM3Iw71ctmC5 NwYKYkc86fig.4Zt5bw2WpXGKKNSw8XjEy9n8ynpbcA-- X-Mailer: YahooMailWebService/0.8.114.317681 References: <1316957834.67111.YahooMailNeo@web130112.mail.mud.yahoo.com> Message-ID: <1317676210.22894.YahooMailNeo@web130106.mail.mud.yahoo.com> Date: Mon, 3 Oct 2011 14:10:10 -0700 (PDT) From: Alex Davis Reply-To: Alex Davis Subject: Re: Regression: i915 blank issue on kernel 3.1.0-rc3 To: "terraluna977@gmail.com" , "linux-kernel@vger.kernel.org" In-Reply-To: <1316957834.67111.YahooMailNeo@web130112.mail.mud.yahoo.com> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: 8BIT Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org >From: Alex Davis >To: "terraluna977@gmail.com" ; "linux-kernel@vger.kernel.org" >Cc: >Sent: Sunday, September 25, 2011 9:37 AM >Subject: Re: Regression: i915 blank issue on kernel 3.1.0-rc3 > >I'm having the same problem. > >http://marc.info/?l=linux-kernel&m=131695739702141&w=2 > >Please keep me on the CC list for this thread. > >Thanks. > > > I code, therefore I am The following patch fixed my backlight issues: diff --git a/drivers/gpu/drm/i915/intel_panel.c b/drivers/gpu/drm/i915/intel_panel.c index a9e0c7b..6f56676 100644 --- a/drivers/gpu/drm/i915/intel_panel.c +++ b/drivers/gpu/drm/i915/intel_panel.c @@ -262,8 +262,6 @@ void intel_panel_disable_backlight(struct drm_device *dev)          dev_priv->backlight_level = intel_panel_get_backlight(dev);          dev_priv->backlight_enabled = false;      } - -    intel_panel_set_backlight(dev, 0);  }    void intel_panel_enable_backlight(struct drm_device *dev) I've been using it since yesterday morning with no issues.