From nobody Tue Jun 23 03:44:55 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 59088C433F5 for ; Fri, 11 Mar 2022 00:19:16 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1345050AbiCKAUQ (ORCPT ); Thu, 10 Mar 2022 19:20:16 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38762 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S245492AbiCKAUN (ORCPT ); Thu, 10 Mar 2022 19:20:13 -0500 Received: from mail-oo1-xc32.google.com (mail-oo1-xc32.google.com [IPv6:2607:f8b0:4864:20::c32]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 850D2199D5F; Thu, 10 Mar 2022 16:19:11 -0800 (PST) Received: by mail-oo1-xc32.google.com with SMTP id j7-20020a4ad6c7000000b0031c690e4123so8759341oot.11; Thu, 10 Mar 2022 16:19:11 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=U0AZdJmAf3KnMnmaCT6PVX8yffxCxk1VkTp4io1uedY=; b=T7XZ0yttiyIczz6uUfertqFXDorsdoEbYKOzkVYQ4f1F0sSgHVZNGmWLUQqMWopSCw wCpJDGiczXpAGxAsxY3eh0v/y887FlVKpRsp/JNqLeG2+Zmd5JxE911nGx+vfQEF5zM1 +80MRU0TCJmvCYirCevEPleQn6VQTfqBeGCJ5dhEeoc1rtmnhNyGg4lyJTS0Vtk5vPO8 8KRdPxSVo8vFGT069tWZdJOZnxS6uJ85vsdm6VJgXFM33/FzsOpM44QPc31dC4XjqRro UfeNcYV585i3AoBTSWSC4m1MXE/IkZ1GhXcrfc3RSUtkF1vJ839aBiR4+MZYKOwaG9dP jrrw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=U0AZdJmAf3KnMnmaCT6PVX8yffxCxk1VkTp4io1uedY=; b=dwNUH+nJ5iaqfvUvZa4RNPf0PdEa5yigK0q0U/2CpXSEOJkNCK5wRJVviAhRLqI+O2 m98996fmAH0VJQRpoil9dzHr3qwFY5dJgXF9TsixELrc0nFRnzMW60oNEI8Y2yxCXSye M1zxeSUhRAiatP0UMqVMNr3LSMaVAyhejfmMe1GcHxFw0xO8E6+3B4fYs4Lqx8h5H6Xa uVzot2IG9YV143ZmWguggN08yR/BBoChyhPrlr8wNdnExWBVgGkwpXJoU3xn+ynWmKId sTk0G0QKBQXrTxKqi1cn1DdTC5P8GOj9MZ/mEbrIWXcxAKC4xP6KO48BACAfHR5L0yZV u5+w== X-Gm-Message-State: AOAM531PN3OA5FSLAOk3J+VA/j+77ipkeZlYz2m9OvGtFDBENE/khMfm Zt1gRws0wSYq3/76AuSxP5c= X-Google-Smtp-Source: ABdhPJyiVhuWhrH8JIV4+a4K60XF6nqM1KS+9cIGeBeVK6gpoCOYo1uIgDu+V3vdeOg8/+HhKcvR+A== X-Received: by 2002:a05:6870:590:b0:d7:b0:7412 with SMTP id m16-20020a056870059000b000d700b07412mr9849300oap.115.1646957950797; Thu, 10 Mar 2022 16:19:10 -0800 (PST) Received: from fstone04p1.aus.stglabs.ibm.com ([129.41.86.7]) by smtp.gmail.com with ESMTPSA id m17-20020a0568080f1100b002d71e151e51sm3211000oiw.0.2022.03.10.16.19.09 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 10 Mar 2022 16:19:10 -0800 (PST) From: Brandon Wyman To: Joel Stanley , openbmc@lists.ozlabs.org, Eddie James , Guenter Roeck , Jean Delvare , linux-hwmon@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Brandon Wyman Subject: [PATCH] hwmon: (pmbus/ibm-cffps) Add clear_faults debugfs entry Date: Fri, 11 Mar 2022 00:18:58 +0000 Message-Id: <20220311001858.4166205-1-bjwyman@gmail.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Add a clear_faults write-only debugfs entry for the ibm-cffps device driver. Signed-off-by: Brandon Wyman --- drivers/hwmon/pmbus/ibm-cffps.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/drivers/hwmon/pmbus/ibm-cffps.c b/drivers/hwmon/pmbus/ibm-cffp= s.c index e3294a1a54bb..fca2642a8ed4 100644 --- a/drivers/hwmon/pmbus/ibm-cffps.c +++ b/drivers/hwmon/pmbus/ibm-cffps.c @@ -67,6 +67,7 @@ enum { CFFPS_DEBUGFS_CCIN, CFFPS_DEBUGFS_FW, CFFPS_DEBUGFS_ON_OFF_CONFIG, + CFFPS_DEBUGFS_CLEAR_FAULTS, CFFPS_DEBUGFS_NUM_ENTRIES }; =20 @@ -274,6 +275,13 @@ static ssize_t ibm_cffps_debugfs_write(struct file *fi= le, if (rc) return rc; =20 + rc =3D 1; + break; + case CFFPS_DEBUGFS_CLEAR_FAULTS: + rc =3D i2c_smbus_write_byte(psu->client, PMBUS_CLEAR_FAULTS); + if (rc < 0) + return rc; + rc =3D 1; break; default: @@ -607,6 +615,9 @@ static int ibm_cffps_probe(struct i2c_client *client) debugfs_create_file("on_off_config", 0644, ibm_cffps_dir, &psu->debugfs_entries[CFFPS_DEBUGFS_ON_OFF_CONFIG], &ibm_cffps_fops); + debugfs_create_file("clear_faults", 0200, ibm_cffps_dir, + &psu->debugfs_entries[CFFPS_DEBUGFS_CLEAR_FAULTS], + &ibm_cffps_fops); =20 return 0; } --=20 2.25.1