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=-1.4 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS,URIBL_BLOCKED, URIBL_SBL,URIBL_SBL_A,USER_AGENT_MUTT 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 95212C46475 for ; Thu, 25 Oct 2018 23:21:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2347120848 for ; Thu, 25 Oct 2018 23:21:46 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="slM/jFaF" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2347120848 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com 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 S1727602AbeJZH4U (ORCPT ); Fri, 26 Oct 2018 03:56:20 -0400 Received: from mail-pg1-f193.google.com ([209.85.215.193]:35271 "EHLO mail-pg1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726796AbeJZH4U (ORCPT ); Fri, 26 Oct 2018 03:56:20 -0400 Received: by mail-pg1-f193.google.com with SMTP id 32-v6so4744382pgu.2; Thu, 25 Oct 2018 16:21:43 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=laJjab2z6UBoich3TNOFRF9Rdzj1bYWgRo8/bgL28Yc=; b=slM/jFaFaJYIWiO+5ksX2gPCWURoj+v6wpYg9SPnTd1hQjNCtR9NJ8GEfKFlwsxrFP 24RxcycCtQI3wK2wfEBXTvvISSazj9ENGHLduPmLgVabWK22l/HlPPGKoG2tjH0U7bwh HAFNMIYedxlRkzVeARMFKg7C+kLT260GOJitj/jSUdkqtRer6VUh6W3Xb/Rq4HpesjrI ApMBqMPv/6uuCLFq/Blx48JF5j+i4/tdtetHOerejXQc5x//zQCdrPbvpLLJQFasz2ox aqeep+WB0a+HLLBGwF80cpQh018l9Mie4nL/uZX0YaJhitF5oXgEGxrxEmxEJcTQkbtE OEvQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=laJjab2z6UBoich3TNOFRF9Rdzj1bYWgRo8/bgL28Yc=; b=iGcHmptY3pQSNMK7km/Snx6omOR2wPe/YjZtTdORwePQrVy/9iSFoJvJgXfRLUfuTG r6pkjo5ri6bwmeljS/feg0g+vr2gLictn+GWEpq4F4lvuvfdF2dCGPEbJfvVK8WDhHjl pziipaHOteJnld0s+uwemRZS1gUxLYwQQvac+zNdrMVbR3SNIWH1uDJXQqS5Naa8503q zdS5n/0WPa6w+QxoVKNw867fPGs5p3EIOw91d1QRibRd9pVQrWOmjGn0s7iJDJPVEDlr iJLa4TVAqxNFT/aYllm1p2t/R9LPr65VljMuK6s8IzLIeJzla0zxoE3VIFKXMWLBODmq KKYw== X-Gm-Message-State: AGRZ1gJiqNUe5Bl1nwR1I4SGCJy/8YWqk+tM1SyWXS8JhDjrDWaClQIb pvHlAs0jD0+6cW4RkwK5Zqc= X-Google-Smtp-Source: AJdET5etq+HiFFjxgB89pA0pokhwNHTvl+W0xZ+BOXZNZ4kvjcj1ikyj3NheKcZGEV5+oLcjuAxrdQ== X-Received: by 2002:a62:85cb:: with SMTP id m72-v6mr1141530pfk.173.1540509703145; Thu, 25 Oct 2018 16:21:43 -0700 (PDT) Received: from Asurada-Nvidia.nvidia.com (thunderhill.nvidia.com. [216.228.112.22]) by smtp.gmail.com with ESMTPSA id d126-v6sm26014237pgc.32.2018.10.25.16.21.42 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Thu, 25 Oct 2018 16:21:43 -0700 (PDT) Date: Thu, 25 Oct 2018 16:21:38 -0700 From: Nicolin Chen To: linux@roeck-us.net Cc: jdelvare@suse.com, linux-hwmon@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v3 1/5] hwmon: (core) Inherit power properties to hdev Message-ID: <20181025232138.GA28487@Asurada-Nvidia.nvidia.com> References: <20181024193402.16698-1-nicoleotsuka@gmail.com> <20181024193402.16698-2-nicoleotsuka@gmail.com> <20181025001301.Horde.VCevVrrSs6rOyXT41xiPOzW@cp2.active-venture.com> <20181025010116.GA4543@Asurada-Nvidia.nvidia.com> <20181025013349.GA7569@Asurada-Nvidia.nvidia.com> <20181025065531.Horde.JhVAJU3eOlwYcSJ57tV4I5-@cp2.active-venture.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20181025065531.Horde.JhVAJU3eOlwYcSJ57tV4I5-@cp2.active-venture.com> User-Agent: Mutt/1.9.4 (2018-02-28) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Oct 25, 2018 at 06:55:31AM +0000, linux@roeck-us.net wrote: > > won't work then. I guess it'd be safer to ignore the problem of > > the power node, i.e. using parent dev pointer for pm runtime. > > > It might be worthwhile looking up how other virtal devices handle > this problem. Maybe the hwmon code could have its own suspend/resume > callbacks. Not sure how to make that work, though, and what those > callbacks would (have to) do. I am adding a core pm pointer to the class. A hwmon driver will also need to pass a private pm pointer in a chip/info structure. I will send it soon. Thanks Nicolin