Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752591AbbEHB1Q (ORCPT ); Thu, 7 May 2015 21:27:16 -0400 Received: from mga11.intel.com ([192.55.52.93]:17425 "EHLO mga11.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751732AbbEHB1P convert rfc822-to-8bit (ORCPT ); Thu, 7 May 2015 21:27:15 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.13,387,1427785200"; d="scan'208";a="725689080" From: "Konduru, Chandra" To: Sergey Senozhatsky CC: Daniel Vetter , David Airlie , "Vetter, Daniel" , "intel-gfx@lists.freedesktop.org" , "dri-devel@lists.freedesktop.org" , "linux-kernel@vger.kernel.org" Subject: RE: [i915]] *ERROR* mismatch in scaler_state.scaler_id Thread-Topic: [i915]] *ERROR* mismatch in scaler_state.scaler_id Thread-Index: AQHQh+zOhZddpc4bL0yM24pp4dYDNp1vqu2wgAErToCAAHQmwA== Date: Fri, 8 May 2015 01:27:01 +0000 Message-ID: <76A9B330A4D78C4D99CB292C4CC06C0E36FC8AC7@fmsmsx101.amr.corp.intel.com> References: <20150502010542.GA418@swordfish> <20150506110923.GV30184@phenom.ffwll.local> <76A9B330A4D78C4D99CB292C4CC06C0E36FC7604@fmsmsx101.amr.corp.intel.com> <20150507112423.GA483@swordfish> In-Reply-To: <20150507112423.GA483@swordfish> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.1.200.107] Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 8BIT MIME-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1430 Lines: 34 > -----Original Message----- > From: Sergey Senozhatsky [mailto:sergey.senozhatsky@gmail.com] > Sent: Thursday, May 07, 2015 4:24 AM > To: Konduru, Chandra > Cc: Daniel Vetter; Sergey Senozhatsky; David Airlie; Vetter, Daniel; intel- > gfx@lists.freedesktop.org; dri-devel@lists.freedesktop.org; linux- > kernel@vger.kernel.org > Subject: Re: [i915]] *ERROR* mismatch in scaler_state.scaler_id > > On (05/07/15 00:40), Konduru, Chandra wrote: > > > > Hi, > > This error happens when crtc_state in driver not matching with hardware > registers. > > On skylake board that I have, I am not able to reproduce the issue. > > Can you send the system configuration and steps to reproduce the issue? > > Also can you send the full dmesg.log file? > > > > Hi, > there are no specific steps, happens during boot and every time the screen goes > unblank. attached dmesg, .config. > OK, I am able reproduce the mismatch scaler id log on HSW system. Though, this log doesn't affect system functionality, but it is an unnecessary annoyance. This check is targeted for SKL and shouldn't happen for HSW. Submitted a patch to limit the check for skl+: http://patchwork.freedesktop.org/patch/48858/ -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/