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=-0.6 required=3.0 tests=DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS,T_DKIM_INVALID 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 05B1AC5CFC1 for ; Sun, 17 Jun 2018 16:52:27 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9FA3220891 for ; Sun, 17 Jun 2018 16:52:26 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="ol2vbKxj" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 9FA3220891 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934523AbeFQQwZ (ORCPT ); Sun, 17 Jun 2018 12:52:25 -0400 Received: from bombadil.infradead.org ([198.137.202.133]:47926 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S934108AbeFQQwX (ORCPT ); Sun, 17 Jun 2018 12:52:23 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=Content-Transfer-Encoding: Content-Type:In-Reply-To:MIME-Version:Date:Message-ID:From:References:Cc:To: Subject:Sender:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=3grIIalnNEa4wifl/c2uHQTse8l0gDLiMfKpCvxDyA0=; b=ol2vbKxjH/aKPr17a48UzT7HH iz9fGSKZtjdlA7Iz5ZP5sxPwncXSUkZ14ZnDbIFxlen4KWvZk8gR8sw6P2zQXBedxv7al2cbeuNpa lASmNZwBtcmjhHsH8SnizPSkqHBXuPd6L2JpBtr/arK0Ebwbhz8jqtX0rSX5Ye1yor54hk6K11Dil kuABEDzKEibSQy+G7Gv+8YsDaZwqEFjpNGfWyKa/LKasVMGcJfPbZdWXWhc/3vhuueZU600RJH2Pr d3L9cByAwtYJzfaGNDPofhbByZGU9AxtgW85Vq53D9f4kVe3FvG98iuYTmRZQFoRPSpOqcu06TaLK MiBEsbDKA==; Received: from static-50-53-52-16.bvtn.or.frontiernet.net ([50.53.52.16] helo=midway.dunlab) by bombadil.infradead.org with esmtpsa (Exim 4.90_1 #2 (Red Hat Linux)) id 1fUauZ-0003Yn-3z; Sun, 17 Jun 2018 16:52:19 +0000 Subject: Re: [PATCH v6 6/8] platform/mellanox: Introduce support for Mellanox register access driver To: Vadim Pasternak , dvhart@infradead.org, andy.shevchenko@gmail.com, gregkh@linuxfoundation.org Cc: linux-kernel@vger.kernel.org, platform-driver-x86@vger.kernel.org, jiri@resnulli.us, michaelsh@mellanox.com, ivecera@redhat.com References: <1529254615-88124-1-git-send-email-vadimp@mellanox.com> From: Randy Dunlap Message-ID: Date: Sun, 17 Jun 2018 09:52:16 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.8.0 MIME-Version: 1.0 In-Reply-To: <1529254615-88124-1-git-send-email-vadimp@mellanox.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 06/17/2018 09:56 AM, Vadim Pasternak wrote: > --- > drivers/platform/mellanox/Kconfig | 11 ++ > drivers/platform/mellanox/Makefile | 1 + > drivers/platform/mellanox/mlxreg-io.c | 245 ++++++++++++++++++++++++++++++++++ > 3 files changed, 257 insertions(+) > create mode 100644 drivers/platform/mellanox/mlxreg-io.c Hi, > diff --git a/drivers/platform/mellanox/Kconfig b/drivers/platform/mellanox/Kconfig > index 591bccd..ddfae9fc 100644 > --- a/drivers/platform/mellanox/Kconfig > +++ b/drivers/platform/mellanox/Kconfig > @@ -23,4 +23,15 @@ config MLXREG_HOTPLUG > This driver handles hot-plug events for the power suppliers, power > cables and fans on the wide range Mellanox IB and Ethernet systems. > > +config MLXREG_IO > + tristate "Mellanox platform register access driver support" > + depends on REGMAP > + depends on HWMON > + help > + This driver allows access to Mellanox programmable device register > + space trough sysfs interface. The sets of registers for sysfs access through > + are defined per system type bases and includes the registers related and include the > + to system resets operation, system reset causes monitoring and some > + kinds of mux selection. > + > endif # MELLANOX_PLATFORM -- ~Randy