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=-0.9 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY 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 05978C3A5A6 for ; Thu, 29 Aug 2019 21:44:08 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C9104206BB for ; Thu, 29 Aug 2019 21:44:07 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=oracle.com header.i=@oracle.com header.b="iV/u2ZDo" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728004AbfH2VoH (ORCPT ); Thu, 29 Aug 2019 17:44:07 -0400 Received: from userp2120.oracle.com ([156.151.31.85]:50798 "EHLO userp2120.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726944AbfH2VoG (ORCPT ); Thu, 29 Aug 2019 17:44:06 -0400 Received: from pps.filterd (userp2120.oracle.com [127.0.0.1]) by userp2120.oracle.com (8.16.0.27/8.16.0.27) with SMTP id x7TLZ9rr177646; Thu, 29 Aug 2019 21:43:53 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=to : cc : subject : from : references : date : in-reply-to : message-id : mime-version : content-type; s=corp-2019-08-05; bh=439GR6laOPkxyExd1eaxTBPth3thhYxo3Z4AiKzOilk=; b=iV/u2ZDoCX0l49hihfnfGIAO4O7O4V7JLjrpIxp5crVr69hBop8DeAbd7kMpiOYnQ7q7 my7O/VAou2Q8S4LTy+ouA9tXeLgMzcw8jrn4c8RhSyW+7tNF4FQc8T+aaiH8TAgr90Pr uYs7t0nMPiQ/rvJn4EvUgXlitguUErUg3mNRGyGaaPM7dbb4GddlZBqp6swFz2BoUrds 9vbJ/Uq6m8hvlOLj/LxnCdiCOOSAWQyx7GdlVE7x4BxevW5USfq9hM8IC64mLvahncTF 7DSIlotUgkrGE8sbapUyQJEPskD7qJvKOtAQ7Fa/rYnaOs1CfGfW4OzwjyYWhWVzyB7H 8Q== Received: from userp3020.oracle.com (userp3020.oracle.com [156.151.31.79]) by userp2120.oracle.com with ESMTP id 2uppr9r11s-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 29 Aug 2019 21:43:53 +0000 Received: from pps.filterd (userp3020.oracle.com [127.0.0.1]) by userp3020.oracle.com (8.16.0.27/8.16.0.27) with SMTP id x7TLYHOT037162; Thu, 29 Aug 2019 21:43:53 GMT Received: from aserv0122.oracle.com (aserv0122.oracle.com [141.146.126.236]) by userp3020.oracle.com with ESMTP id 2upkrfg81v-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 29 Aug 2019 21:43:53 +0000 Received: from abhmp0006.oracle.com (abhmp0006.oracle.com [141.146.116.12]) by aserv0122.oracle.com (8.14.4/8.14.4) with ESMTP id x7TLhp3a000411; Thu, 29 Aug 2019 21:43:51 GMT Received: from ca-mkp.ca.oracle.com (/10.159.214.123) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Thu, 29 Aug 2019 21:43:50 +0000 To: Anil Varughese Cc: , , , , , , , , , , , Subject: Re: [PATCH v1] scsi: ufs: Disable local LCC in .link_startup_notify() in Cadence UFS From: "Martin K. Petersen" Organization: Oracle Corporation References: <20190813074250.28177-1-aniljoy@cadence.com> Date: Thu, 29 Aug 2019 17:43:47 -0400 In-Reply-To: <20190813074250.28177-1-aniljoy@cadence.com> (Anil Varughese's message of "Tue, 13 Aug 2019 08:42:50 +0100") Message-ID: User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/26.1.92 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9364 signatures=668685 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=0 malwarescore=0 phishscore=0 bulkscore=0 spamscore=0 mlxscore=0 mlxlogscore=937 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1906280000 definitions=main-1908290216 X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9364 signatures=668685 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 priorityscore=1501 malwarescore=0 suspectscore=0 phishscore=0 bulkscore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=999 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1906280000 definitions=main-1908290216 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Anil, > Some UFS devices have issues if LCC is enabled. So we are setting > PA_LOCAL_TX_LCC_Enable to 0 before link startup which will make sure > that both host and device TX LCC are disabled once link startup is > completed. Applied to 5.4/scsi-queue. Thanks! -- Martin K. Petersen Oracle Linux Engineering