From patchwork Wed Nov 4 19:56:02 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Shankar, Uma" X-Patchwork-Id: 11881997 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=-6.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT autolearn=no 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 B3483C2D0A3 for ; Wed, 4 Nov 2020 19:21:44 +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 36688206DB for ; Wed, 4 Nov 2020 19:21:43 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 36688206DB 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 763A16E245; Wed, 4 Nov 2020 19:21:43 +0000 (UTC) Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by gabe.freedesktop.org (Postfix) with ESMTPS id BBF696E245 for ; Wed, 4 Nov 2020 19:21:42 +0000 (UTC) IronPort-SDR: GO6jSt0Bmp1a2W2J797E1WLM+7rpaWeUIHmi2srSA3NmLDvICdCJBo8WSGqsqhWfQAv9q97qEB /yvuljqPJ8Vw== X-IronPort-AV: E=McAfee;i="6000,8403,9795"; a="168491308" X-IronPort-AV: E=Sophos;i="5.77,451,1596524400"; d="scan'208";a="168491308" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga005.fm.intel.com ([10.253.24.32]) by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Nov 2020 11:21:40 -0800 IronPort-SDR: DBE3VxuaVL7Wam01itUr6YPn+ODqxmC7hpcD0lpqFSy4i5hCVZHfV8g4a6Xphe3WyJM0M4Zqo8 e40lLKYo8q1Q== X-IronPort-AV: E=Sophos;i="5.77,451,1596524400"; d="scan'208";a="529045115" 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; 04 Nov 2020 11:21:38 -0800 From: Uma Shankar To: intel-gfx@lists.freedesktop.org Date: Thu, 5 Nov 2020 01:26:02 +0530 Message-Id: <20201104195604.3334-1-uma.shankar@intel.com> X-Mailer: git-send-email 2.26.2 MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH 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: , 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. Test-with: 20201104195142.3223-1-uma.shankar@intel.com 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 | 13 ++++++------- 1 file changed, 6 insertions(+), 7 deletions(-)