From patchwork Thu Apr 8 21:42:05 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: "Souza, Jose" X-Patchwork-Id: 12192553 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=-16.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,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 0FF5AC433B4 for ; Thu, 8 Apr 2021 21:39:41 +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 C97B661007 for ; Thu, 8 Apr 2021 21:39:40 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C97B661007 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 292696E3EC; Thu, 8 Apr 2021 21:39:40 +0000 (UTC) Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by gabe.freedesktop.org (Postfix) with ESMTPS id C59376E3EC for ; Thu, 8 Apr 2021 21:39:38 +0000 (UTC) IronPort-SDR: zl/qxJEVEwMmZIp6epUBGDisl5p6Zk0PU4iSjGc8ELbg+MvACVMpHDY5np16stcFjwXoKMhAuN hr69c6Gco30Q== X-IronPort-AV: E=McAfee;i="6000,8403,9948"; a="193181772" X-IronPort-AV: E=Sophos;i="5.82,207,1613462400"; d="scan'208";a="193181772" Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 08 Apr 2021 14:39:34 -0700 IronPort-SDR: 9qgKNWv2oCE2bF+OIq/NfAO6UQtQhLW2G8sD5vfyZJHwJaQPG4Xc3IHjD8Dnrk70wGVWVbjthv fGCPYdOWsf0w== X-IronPort-AV: E=Sophos;i="5.82,207,1613462400"; d="scan'208";a="520030745" Received: from muweizha-mobl.amr.corp.intel.com (HELO josouza-mobl2.intel.com) ([10.254.2.85]) by fmsmga001-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 08 Apr 2021 14:39:33 -0700 From: =?utf-8?q?Jos=C3=A9_Roberto_de_Souza?= To: intel-gfx@lists.freedesktop.org Date: Thu, 8 Apr 2021 14:42:05 -0700 Message-Id: <20210408214205.327704-1-jose.souza@intel.com> X-Mailer: git-send-email 2.31.1 MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH] drm/i915/display: Defeature PSR2 for RKL and ADL-S 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" PSR2 is defeatured for RKL and ADL-S, no important power impact as those are desktop CPUs and PSR2 was not even enabled by default yet in platforms without PSR2 HW tracking. HSDES: 14011750631 HSDES: 14011741325 BSpec: 53273 Cc: Caz Yokoyama Cc: Gwan-gyeong Mun Signed-off-by: José Roberto de Souza Reviewed-by: Rodrigo Vivi --- drivers/gpu/drm/i915/display/intel_psr.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c index 32d3d56259c2..2627d0b558f3 100644 --- a/drivers/gpu/drm/i915/display/intel_psr.c +++ b/drivers/gpu/drm/i915/display/intel_psr.c @@ -739,6 +739,12 @@ static bool intel_psr2_config_valid(struct intel_dp *intel_dp, return false; } + /* Wa_16011181250 */ + if (IS_ROCKETLAKE(dev_priv) || IS_ALDERLAKE_S(dev_priv)) { + drm_dbg_kms(&dev_priv->drm, "PSR2 is defeatured for this platform\n"); + return false; + } + if (!transcoder_has_psr2(dev_priv, crtc_state->cpu_transcoder)) { drm_dbg_kms(&dev_priv->drm, "PSR2 not supported in transcoder %s\n",