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[2620:137:e000::1:20]) by mx.google.com with ESMTP id vl5-20020a170907b60500b0094e8a5f8101si88757ejc.493.2023.04.12.09.40.43; Wed, 12 Apr 2023 09:41:07 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@ibm.com header.s=pp1 header.b=s7D+Z91h; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=REJECT sp=NONE dis=NONE) header.from=ibm.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229609AbjDLQQU (ORCPT + 99 others); Wed, 12 Apr 2023 12:16:20 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44952 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229561AbjDLQQQ (ORCPT ); Wed, 12 Apr 2023 12:16:16 -0400 Received: from mx0a-001b2d01.pphosted.com (mx0a-001b2d01.pphosted.com [148.163.156.1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id EE34986BE; Wed, 12 Apr 2023 09:15:46 -0700 (PDT) Received: from pps.filterd (m0098410.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 33CFiWI7004531; Wed, 12 Apr 2023 16:15:33 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=from : to : cc : subject : date : message-id : mime-version : content-transfer-encoding; s=pp1; bh=sOK6hJbrKxjZKrwj6KUDnTZAEUPt4aEnsyZ7H7rfSJQ=; b=s7D+Z91hsE6AwIXXQHDk40T+9pXo5HJuKkT6ylJ4t1nl7SrUUsB+AoBg15eB7Y4c3YWc bvt7ysIlGvbbe61A6LYO0VV+giDnc7gOQSEAcWes5cjn5YUaGSSyTQ42/3hivlurXcBU 1vAH1OeOG7/vB1kG5JkFPxIDXz6eePe1hht8gpvxU2V8ATDOXMcKm4nh5xH7r5d1PSLH uooALwy8gABsOsPdLnK+HDfKFd022YOwV85Yb1K8WgmF0INOOSgxNabmahQ0/uC810OX vUO/EMWi6l/JW49SQoPbJHgzY2oAebvwhmwLdMIqhyKQUKcEyulW2tQvSN7aXGRERDQj 3w== Received: from ppma02wdc.us.ibm.com (aa.5b.37a9.ip4.static.sl-reverse.com [169.55.91.170]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 3pwxpncmnu-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 12 Apr 2023 16:15:32 +0000 Received: from pps.filterd (ppma02wdc.us.ibm.com [127.0.0.1]) by ppma02wdc.us.ibm.com (8.17.1.19/8.17.1.19) with ESMTP id 33CDSYYo022734; Wed, 12 Apr 2023 16:15:31 GMT Received: from smtprelay02.dal12v.mail.ibm.com ([9.208.130.97]) by ppma02wdc.us.ibm.com (PPS) with ESMTPS id 3pu0f9y3f0-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 12 Apr 2023 16:15:31 +0000 Received: from smtpav02.wdc07v.mail.ibm.com (smtpav02.wdc07v.mail.ibm.com [10.39.53.229]) by smtprelay02.dal12v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 33CGFUrN43451000 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 12 Apr 2023 16:15:31 GMT Received: from smtpav02.wdc07v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 84C9058059; Wed, 12 Apr 2023 16:15:30 +0000 (GMT) Received: from smtpav02.wdc07v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 8BCF25805B; Wed, 12 Apr 2023 16:15:29 +0000 (GMT) Received: from slate16.aus.stglabs.ibm.com (unknown [9.160.16.129]) by smtpav02.wdc07v.mail.ibm.com (Postfix) with ESMTP; Wed, 12 Apr 2023 16:15:29 +0000 (GMT) From: Eddie James To: linux-hwmon@vger.kernel.org Cc: linux-kernel@vger.kernel.org, jdelvare@suse.com, linux@roeck-us.net, Eddie James Subject: [PATCH v2 0/2] hwmon: (pmbus/core) Add lock and unlock functions Date: Wed, 12 Apr 2023 11:15:24 -0500 Message-Id: <20230412161526.252294-1-eajames@linux.ibm.com> X-Mailer: git-send-email 2.31.1 MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: _ShlAKnQHlv9-QdEjJeyXr4pd9KG-F28 X-Proofpoint-GUID: _ShlAKnQHlv9-QdEjJeyXr4pd9KG-F28 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.254,Aquarius:18.0.942,Hydra:6.0.573,FMLib:17.11.170.22 definitions=2023-04-12_07,2023-04-12_01,2023-02-09_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 lowpriorityscore=0 adultscore=0 bulkscore=0 mlxscore=0 spamscore=0 impostorscore=0 clxscore=1015 suspectscore=0 mlxlogscore=667 priorityscore=1501 malwarescore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2303200000 definitions=main-2304120139 X-Spam-Status: No, score=-2.0 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_EF,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1762988159185605918?= X-GMAIL-MSGID: =?utf-8?q?1762989355319194046?= Debugfs operations may set the page number, which must be done atomically with the subsequent i2c operation. Lock the update_lock in the debugfs functions and provide a function for pmbus drivers to lock and unlock the update_lock. Use the new lock/unlock functions in the ibm-cffps driver and make some additional improvements. Changes since v1: - No whitespace change in cffps patch. Eddie James (2): hwmon: (pmbus/core) Add lock and unlock functions hwmon: (pmbus/ibm-cffps) Use default debugfs attributes and lock function drivers/hwmon/pmbus/ibm-cffps.c | 272 ++++++++++++++----------------- drivers/hwmon/pmbus/pmbus.h | 2 + drivers/hwmon/pmbus/pmbus_core.c | 30 ++++ 3 files changed, 150 insertions(+), 154 deletions(-)