From patchwork Mon Dec 14 15:34:48 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Limonciello, Mario" X-Patchwork-Id: 11972373 X-Patchwork-Delegate: kuba@kernel.org 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=-18.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,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 EB1EDC2BB9A for ; Mon, 14 Dec 2020 15:36:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9488522BEA for ; Mon, 14 Dec 2020 15:36:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2438849AbgLNPfw (ORCPT ); Mon, 14 Dec 2020 10:35:52 -0500 Received: from mx0b-00154904.pphosted.com ([148.163.137.20]:20746 "EHLO mx0b-00154904.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2408218AbgLNPfj (ORCPT ); Mon, 14 Dec 2020 10:35:39 -0500 Received: from pps.filterd (m0170394.ppops.net [127.0.0.1]) by mx0b-00154904.pphosted.com (8.16.0.43/8.16.0.43) with SMTP id 0BEFR4oR022012; Mon, 14 Dec 2020 10:34:56 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=dell.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding; s=smtpout1; bh=02Jqo6Lln8up7BIA0wiOO6ZU/Rp+U8Jd3QdTEpjBscQ=; b=OAqe6bOaQUwH+MUHVs6BznGSXZ0uLC87e6LgQGGwW4x8xPAgmBpZWkaAfX4mgFEgrcUa htC5kppvTxNxbMNweH/PszfddWo9boM4CjkvV7v4Z3EakTgSBHYHWNYtfgZLvwYEYsbg zcBHHRkLNq3agytuhVwi1sFXByqx3BiqQxehE53k87WP51pCrhJpCmVFNEsHPXmkb4fn jQTfP2dL8TDoAdnNgfhHY7jxKtg1N1MkDZgluzTDa12s6ofPtRo8Yjq0mh9LqvoOu8eC V7d9zMW4y5aBrpaUXipcV4lr2wLtyyrjmtMV39cPsBpQZWVlH3Yr3y980V4PZynQlUjt OA== Received: from mx0a-00154901.pphosted.com (mx0b-00154901.pphosted.com [67.231.157.37]) by mx0b-00154904.pphosted.com with ESMTP id 35csaanny0-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 14 Dec 2020 10:34:56 -0500 Received: from pps.filterd (m0089484.ppops.net [127.0.0.1]) by mx0b-00154901.pphosted.com (8.16.0.43/8.16.0.43) with SMTP id 0BEFXLYP003223; Mon, 14 Dec 2020 10:34:55 -0500 Received: from ausc60pc101.us.dell.com (ausc60pc101.us.dell.com [143.166.85.206]) by mx0b-00154901.pphosted.com with ESMTP id 35e7q23aw7-3 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 14 Dec 2020 10:34:55 -0500 X-LoopCount0: from 10.173.37.130 X-PREM-Routing: D-Outbound X-IronPort-AV: E=Sophos;i="5.78,420,1599541200"; d="scan'208";a="1641438810" From: Mario Limonciello To: Jeff Kirsher , Tony Nguyen , intel-wired-lan@lists.osuosl.org, David Miller Cc: linux-kernel@vger.kernel.org, Netdev , Alexander Duyck , Jakub Kicinski , Sasha Netfin , Aaron Brown , Stefan Assmann , darcari@redhat.com, Yijun.Shen@dell.com, Perry.Yuan@dell.com, anthony.wong@canonical.com, Hans de Goede , Mario Limonciello , Aaron Ma Subject: [PATCH 2/4] e1000e: bump up timeout to wait when ME un-configure ULP mode Date: Mon, 14 Dec 2020 09:34:48 -0600 Message-Id: <20201214153450.874339-3-mario.limonciello@dell.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20201214153450.874339-1-mario.limonciello@dell.com> References: <20201214153450.874339-1-mario.limonciello@dell.com> MIME-Version: 1.0 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.343,18.0.737 definitions=2020-12-14_06:2020-12-11,2020-12-14 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 mlxscore=0 spamscore=0 lowpriorityscore=0 malwarescore=0 suspectscore=0 clxscore=1015 bulkscore=0 phishscore=0 adultscore=0 mlxlogscore=999 impostorscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2012140108 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 spamscore=0 mlxlogscore=999 suspectscore=0 adultscore=0 phishscore=0 mlxscore=0 malwarescore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2012140108 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org X-Patchwork-Delegate: kuba@kernel.org Per guidance from Intel ethernet architecture team, it may take up to 1 second for unconfiguring ULP mode. Suggested-by: Aaron Ma Suggested-by: Sasha Netfin Fixes: f15bb6dde738cc8fa0 ("e1000e: Add support for S0ix") BugLink: https://bugs.launchpad.net/bugs/1865570 Link: https://patchwork.ozlabs.org/project/intel-wired-lan/patch/20200323191639.48826-1-aaron.ma@canonical.com/ Link: https://lkml.org/lkml/2020/12/13/15 Signed-off-by: Mario Limonciello --- drivers/net/ethernet/intel/e1000e/ich8lan.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/net/ethernet/intel/e1000e/ich8lan.c b/drivers/net/ethernet/intel/e1000e/ich8lan.c index 9aa6fad8ed47..4621d01e8a24 100644 --- a/drivers/net/ethernet/intel/e1000e/ich8lan.c +++ b/drivers/net/ethernet/intel/e1000e/ich8lan.c @@ -1248,9 +1248,9 @@ static s32 e1000_disable_ulp_lpt_lp(struct e1000_hw *hw, bool force) ew32(H2ME, mac_reg); } - /* Poll up to 300msec for ME to clear ULP_CFG_DONE. */ + /* Poll up to 1 second for ME to clear ULP_CFG_DONE. */ while (er32(FWSM) & E1000_FWSM_ULP_CFG_DONE) { - if (i++ == 30) { + if (i++ == 100) { ret_val = -E1000_ERR_PHY; goto out; }