From patchwork Sun Jun 23 12:16:29 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vadim Pasternak X-Patchwork-Id: 11011693 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 76F68186E for ; Sun, 23 Jun 2019 12:16:44 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 65D3E28AF8 for ; Sun, 23 Jun 2019 12:16:44 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 5A5AD28B08; Sun, 23 Jun 2019 12:16:44 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI,UNPARSEABLE_RELAY autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 0A7C328B00 for ; Sun, 23 Jun 2019 12:16:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726439AbfFWMQn (ORCPT ); Sun, 23 Jun 2019 08:16:43 -0400 Received: from mail-il-dmz.mellanox.com ([193.47.165.129]:60409 "EHLO mellanox.co.il" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726452AbfFWMQn (ORCPT ); Sun, 23 Jun 2019 08:16:43 -0400 Received: from Internal Mail-Server by MTLPINE2 (envelope-from vadimp@mellanox.com) with ESMTPS (AES256-SHA encrypted); 23 Jun 2019 15:16:39 +0300 Received: from r-build-lowlevel.mtr.labs.mlnx. (r-build-lowlevel.mtr.labs.mlnx [10.209.0.190]) by labmailer.mlnx (8.13.8/8.13.8) with ESMTP id x5NCGW1J001431; Sun, 23 Jun 2019 15:16:39 +0300 From: Vadim Pasternak To: andy.shevchenko@gmail.com, dvhart@infradead.org Cc: platform-driver-x86@vger.kernel.org, Vadim Pasternak Subject: [PATCH v1 platform-next 6/7] Documentation/ABI: Add new attribute for mlxreg-io sysfs interfaces Date: Sun, 23 Jun 2019 12:16:29 +0000 Message-Id: <20190623121630.17945-7-vadimp@mellanox.com> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20190623121630.17945-1-vadimp@mellanox.com> References: <20190623121630.17945-1-vadimp@mellanox.com> Sender: platform-driver-x86-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: platform-driver-x86@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Add documentation for the new attributes for exposing reset causes for the next type of resets: caused by different watchdog, BIOS reload, ASIC reset request. Signed-off-by: Vadim Pasternak --- Documentation/ABI/stable/sysfs-driver-mlxreg-io | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/Documentation/ABI/stable/sysfs-driver-mlxreg-io b/Documentation/ABI/stable/sysfs-driver-mlxreg-io index 3544968f43cc..8ca498447aeb 100644 --- a/Documentation/ABI/stable/sysfs-driver-mlxreg-io +++ b/Documentation/ABI/stable/sysfs-driver-mlxreg-io @@ -120,3 +120,23 @@ Description: These files show the system reset cause, as following: ComEx the last reset cause. The files are read only. + +Date: June 2019 +KernelVersion: 5.3 +Contact: Vadim Pasternak +Description: These files show the system reset cause, as following: + COMEX thermal shutdown; wathchdog power off or reset was derived + by one of the next components: COMEX, switch board or by Small Form + Factor mezzanine, reset requested from ASIC, reset cuased by BIOS + reload. Value 1 in file means this is reset cause, 0 - otherwise. + Only one of the above causes could be 1 at the same time, representing + only last reset cause. + + The files are read only. + +What: /sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/reset_comex_thermal +What: /sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/reset_comex_wd +What: /sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/reset_from_asic +What: /sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/reset_reload_bios +What: /sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/reset_sff_wd +What: /sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/reset_swb_wd