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=-11.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham 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 ACC97C64E7A for ; Tue, 1 Dec 2020 13:57:07 +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 398792084C for ; Tue, 1 Dec 2020 13:57:07 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 398792084C Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=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 9DFF96E53E; Tue, 1 Dec 2020 13:57:06 +0000 (UTC) Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by gabe.freedesktop.org (Postfix) with ESMTPS id 074FD6E53E for ; Tue, 1 Dec 2020 13:57:06 +0000 (UTC) IronPort-SDR: 6/gvEg00y5an+9ORTNfo/JL25oK+4V4qUzadSWpZEHqs46W/tbqvlhTaCOQGmtza+v7GSodjAG 47sp49nNOBZQ== X-IronPort-AV: E=McAfee;i="6000,8403,9821"; a="169325798" X-IronPort-AV: E=Sophos;i="5.78,384,1599548400"; d="scan'208";a="169325798" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga005.fm.intel.com ([10.253.24.32]) by fmsmga102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 01 Dec 2020 05:57:05 -0800 IronPort-SDR: BbM4lvWa1UbbtpFq6Iqp7eLe8XIPuyPyoOEuO2v5B2TaGnwujSdY31X7mPdqIpJ/52i3lHYKN2 GHrpVDIuzd5g== X-IronPort-AV: E=Sophos;i="5.78,384,1599548400"; d="scan'208";a="539027254" Received: from linux-desktop.iind.intel.com ([10.223.34.173]) by fmsmga005-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 01 Dec 2020 05:57:03 -0800 From: Uma Shankar To: intel-gfx@lists.freedesktop.org Date: Tue, 1 Dec 2020 20:00:40 +0530 Message-Id: <20201201143042.22188-1-uma.shankar@intel.com> X-Mailer: git-send-email 2.26.2 MIME-Version: 1.0 Subject: [Intel-gfx] [v4 0/2] Re-enable FBC 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: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" FBC was disabled on TGL due to random underruns. It has been determined that FBC will not work reliably with PSR2. This series re-enables fbc along with taking care of the PSR2 limitations for TGL. Bspec: 50422 HSD: 14010260002 v2: Addressed review comments and added bspec links v3: Addressed Ville's review comments v4: Change the WA as per Jose's recommendation. Uma Shankar (2): drm/i915/display/tgl: Disable FBC with PSR2 Revert "drm/i915/display/fbc: Disable fbc by default on TGL" drivers/gpu/drm/i915/display/intel_fbc.c | 36 +++++++++++++++++++----- drivers/gpu/drm/i915/i915_drv.h | 1 + 2 files changed, 30 insertions(+), 7 deletions(-) -- 2.26.2 _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/intel-gfx