From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-11.5 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id F02A7C433E1 for ; Thu, 16 Jul 2020 12:38:08 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id AC1FB20739 for ; Thu, 16 Jul 2020 12:38:08 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org AC1FB20739 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=intel-gfx-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 1871A6E1D7; Thu, 16 Jul 2020 12:38:08 +0000 (UTC) Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by gabe.freedesktop.org (Postfix) with ESMTPS id 5D64B6E1D7 for ; Thu, 16 Jul 2020 12:38:06 +0000 (UTC) IronPort-SDR: +kEw3NgwIRm0cFGlEJQT3Nm4kJSOUuMAlpl30Tc/5+qycOaBgCem2RXmMjVtgLrYe0lnmcOYIG NSRqH0oxKhbg== X-IronPort-AV: E=McAfee;i="6000,8403,9683"; a="147358625" X-IronPort-AV: E=Sophos;i="5.75,359,1589266800"; d="scan'208";a="147358625" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by fmsmga102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Jul 2020 05:38:05 -0700 IronPort-SDR: CId5h0DEhD11E0zRGVyRIukIMKb7IAOe1AspJAus8NYBV82Hpizj8QcxfSNKVJJTqRnBJCkQYY 5MAdG44SGfEA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.75,359,1589266800"; d="scan'208";a="325134158" Received: from stinkbox.fi.intel.com (HELO stinkbox) ([10.237.72.174]) by FMSMGA003.fm.intel.com with SMTP; 16 Jul 2020 05:38:03 -0700 Received: by stinkbox (sSMTP sendmail emulation); Thu, 16 Jul 2020 15:38:03 +0300 Date: Thu, 16 Jul 2020 15:38:03 +0300 From: Ville =?iso-8859-1?Q?Syrj=E4l=E4?= To: Uma Shankar Message-ID: <20200716123803.GU6112@intel.com> References: <20200716085540.2211-1-uma.shankar@intel.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20200716085540.2211-1-uma.shankar@intel.com> X-Patchwork-Hint: comment User-Agent: Mutt/1.10.1 (2018-07-13) Subject: Re: [Intel-gfx] [PATCH] drm/i915/display/fbc: Disable fbc by default on TGL X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: intel-gfx@lists.freedesktop.org Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" On Thu, Jul 16, 2020 at 02:25:40PM +0530, Uma Shankar wrote: > Fbc is causing random underruns in CI execution on TGL platforms. > Disabling the same while the problem is being debugged and analyzed. > = > Cc: Stanislav Lisovskiy > Cc: Ville Syrj=E4l=E4 > Signed-off-by: Uma Shankar Acked-by: Ville Syrj=E4l=E4 > --- > drivers/gpu/drm/i915/display/intel_fbc.c | 7 +++++++ > 1 file changed, 7 insertions(+) > = > diff --git a/drivers/gpu/drm/i915/display/intel_fbc.c b/drivers/gpu/drm/i= 915/display/intel_fbc.c > index 3a4f980788a6..1d6370b29b27 100644 > --- a/drivers/gpu/drm/i915/display/intel_fbc.c > +++ b/drivers/gpu/drm/i915/display/intel_fbc.c > @@ -1420,6 +1420,13 @@ void intel_fbc_handle_fifo_underrun_irq(struct drm= _i915_private *dev_priv) > */ > static int intel_sanitize_fbc_option(struct drm_i915_private *dev_priv) > { > + /* > + * Fbc is causing random underruns in CI execution on TGL platforms. > + * Disabling the same while the problem is being debugged and analyzed. > + */ > + if (IS_TIGERLAKE(dev_priv)) > + return 0; > + > if (dev_priv->params.enable_fbc >=3D 0) > return !!dev_priv->params.enable_fbc; > = > -- = > 2.22.0 -- = Ville Syrj=E4l=E4 Intel _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/intel-gfx