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=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no 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 5EBD4C2D0DC for ; Thu, 2 Jan 2020 09:50:47 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3AC2321734 for ; Thu, 2 Jan 2020 09:50:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728020AbgABJuq (ORCPT ); Thu, 2 Jan 2020 04:50:46 -0500 Received: from mga06.intel.com ([134.134.136.31]:51088 "EHLO mga06.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727924AbgABJup (ORCPT ); Thu, 2 Jan 2020 04:50:45 -0500 X-Amp-Result: UNKNOWN X-Amp-Original-Verdict: FILE UNKNOWN X-Amp-File-Uploaded: False Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by orsmga104.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 02 Jan 2020 01:50:45 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.69,386,1571727600"; d="scan'208";a="224734562" Received: from lahna.fi.intel.com (HELO lahna) ([10.237.72.163]) by fmsmga001.fm.intel.com with SMTP; 02 Jan 2020 01:50:40 -0800 Received: by lahna (sSMTP sendmail emulation); Thu, 02 Jan 2020 11:50:40 +0200 Date: Thu, 2 Jan 2020 11:50:40 +0200 From: Mika Westerberg To: Lee Jones Cc: Andy Shevchenko , Darren Hart , x86@kernel.org, Zha Qipeng , Rajneesh Bhardwaj , "David E . Box" , Guenter Roeck , Heikki Krogerus , Greg Kroah-Hartman , Wim Van Sebroeck , platform-driver-x86@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 33/37] platform/x86: intel_pmc_ipc: Move under MFD Message-ID: <20200102095040.GE465886@lahna.fi.intel.com> References: <20191223141716.13727-1-mika.westerberg@linux.intel.com> <20191223141716.13727-34-mika.westerberg@linux.intel.com> <20200102094126.GG22390@dell> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200102094126.GG22390@dell> Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Jan 02, 2020 at 09:41:26AM +0000, Lee Jones wrote: > On Mon, 23 Dec 2019, Mika Westerberg wrote: > > > This driver only creates a bunch of platform devices sharing resources > > belonging to the PMC device. This is pretty much what MFD subsystem is > > for so move the driver there, renaming it to intel_pmc_bxt.c which > > should be more clear what it is. We convert the driver to call MFD APIs > > in subsequent patches. > > Nope. Not happening. > > It's not appropriate to dump a 1000+ line source file into MFD without > a thorough review. For starters, the 100's of lines of code which > support the bespoke IPC APIs should remain within the 'platform' > domain. > > It's okay to move the subordinate device registration into MFD, but it > will need to be converted *whilst* transferring it, rather than the > dump/edit method currently implemented. OK, will do so in v2.