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=-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=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 75997C07E9B for ; Thu, 8 Jul 2021 02:10:44 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 60EB561CC1 for ; Thu, 8 Jul 2021 02:10:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230480AbhGHCNY (ORCPT ); Wed, 7 Jul 2021 22:13:24 -0400 Received: from mga14.intel.com ([192.55.52.115]:61851 "EHLO mga14.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230295AbhGHCNX (ORCPT ); Wed, 7 Jul 2021 22:13:23 -0400 X-IronPort-AV: E=McAfee;i="6200,9189,10038"; a="209246227" X-IronPort-AV: E=Sophos;i="5.84,222,1620716400"; d="scan'208";a="209246227" Received: from orsmga007.jf.intel.com ([10.7.209.58]) by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 07 Jul 2021 19:10:42 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.84,222,1620716400"; d="scan'208";a="449770535" Received: from otcpl-manager.jf.intel.com (HELO localhost.localdomain) ([10.54.39.234]) by orsmga007.jf.intel.com with ESMTP; 07 Jul 2021 19:10:42 -0700 From: Gayatri Kammela To: platform-driver-x86@vger.kernel.org Cc: mgross@linux.intel.com, hdegoede@redhat.com, irenic.rajneesh@gmail.com, andriy.shevchenko@linux.intel.com, vicamo.yang@canonical.com, srinivas.pandruvada@intel.com, david.e.box@intel.com, linux-kernel@vger.kernel.org, tamar.mashiah@intel.com, gregkh@linuxfoundation.org, rajatja@google.com, "David E. Box" Subject: [PATCH v2 5/5] platform/x86/intel: intel_pmc_core: Add GBE Package C10 fix for Alder Lake PCH Date: Wed, 7 Jul 2021 19:07:25 -0700 Message-Id: X-Mailer: git-send-email 2.25.1 In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: "David E. Box" Alder PCH uses the same Gigabit Ethernet (GBE) device as Tiger Lake PCH which cannot achieve PC10 without ignoring the PMC GBE LTR. Add this work around for Alder Lake PCH as well. Cc: Srinivas Pandruvada Cc: Andy Shevchenko Tested-by: You-Sheng Yang Reviewed-by: Hans de Goede Signed-off-by: David E. Box --- drivers/platform/x86/intel/pmc/intel_pmc_core.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/platform/x86/intel/pmc/intel_pmc_core.c b/drivers/platform/x86/intel/pmc/intel_pmc_core.c index 27346ff5a924..84b58b557a49 100644 --- a/drivers/platform/x86/intel/pmc/intel_pmc_core.c +++ b/drivers/platform/x86/intel/pmc/intel_pmc_core.c @@ -1983,10 +1983,10 @@ static int pmc_core_probe(struct platform_device *pdev) pmc_core_get_tgl_lpm_reqs(pdev); /* - * On TGL, due to a hardware limitation, the GBE LTR blocks PC10 when - * a cable is attached. Tell the PMC to ignore it. + * On TGL and ADL, due to a hardware limitation, the GBE LTR blocks PC10 + * when a cable is attached. Tell the PMC to ignore it. */ - if (pmcdev->map == &tgl_reg_map) { + if (pmcdev->map == &tgl_reg_map || pmcdev->map == &adl_reg_map) { dev_dbg(&pdev->dev, "ignoring GBE LTR\n"); pmc_core_send_ltr_ignore(pmcdev, 3); } -- 2.25.1