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=-3.8 required=3.0 tests=BAYES_00, 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 53CF9C4727D for ; Tue, 6 Oct 2020 18:35:44 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0B48B20796 for ; Tue, 6 Oct 2020 18:35:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726861AbgJFSfn (ORCPT ); Tue, 6 Oct 2020 14:35:43 -0400 Received: from mga01.intel.com ([192.55.52.88]:41092 "EHLO mga01.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726826AbgJFSfm (ORCPT ); Tue, 6 Oct 2020 14:35:42 -0400 IronPort-SDR: oBc1qEO6CbQvoTr+mi81dpgXHpeH+B/ZT42Ey3Z6H2Z7Mi1yM/lp4GWQE6TqEuiSiFvDFHy0gn o8g8rFwOEF8g== X-IronPort-AV: E=McAfee;i="6000,8403,9765"; a="182080692" X-IronPort-AV: E=Sophos;i="5.77,343,1596524400"; d="scan'208";a="182080692" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga004.fm.intel.com ([10.253.24.48]) by fmsmga101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 06 Oct 2020 11:35:39 -0700 IronPort-SDR: HdVbTfOcjG7elY9ZVtCoWq9nW0ZjwMAp5bPyeduGT8Mjh9db+f0whfYbGxf58u6omlQg1uyODo yQKoLlPmb9mA== X-IronPort-AV: E=Sophos;i="5.77,343,1596524400"; d="scan'208";a="342429016" Received: from unknown (HELO rsridh2-mobl1) ([10.212.228.88]) by fmsmga004-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 06 Oct 2020 11:35:36 -0700 Message-ID: Subject: Re: [PATCH v2 1/6] Add ancillary bus support From: Ranjani Sridharan To: Leon Romanovsky , Parav Pandit Cc: "alsa-devel@alsa-project.org" , "kuba@kernel.org" , "parav@mellanox.com" , "tiwai@suse.de" , "netdev@vger.kernel.org" , Pierre-Louis Bossart , "fred.oh@linux.intel.com" , "linux-rdma@vger.kernel.org" , "dledford@redhat.com" , "broonie@kernel.org" , Jason Gunthorpe , "gregkh@linuxfoundation.org" , Dave Ertman , "dan.j.williams@intel.com" , "shiraz.saleem@intel.com" , "davem@davemloft.net" , "kiran.patil@intel.com" Date: Tue, 06 Oct 2020 11:35:35 -0700 In-Reply-To: <20201006172650.GO1874917@unreal> References: <20201005182446.977325-1-david.m.ertman@intel.com> <20201005182446.977325-2-david.m.ertman@intel.com> <20201006071821.GI1874917@unreal> <20201006170241.GM1874917@unreal> <20201006172650.GO1874917@unreal> Content-Type: text/plain; charset="UTF-8" User-Agent: Evolution 3.36.3-0ubuntu1 MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org On Tue, 2020-10-06 at 20:26 +0300, Leon Romanovsky wrote: > On Tue, Oct 06, 2020 at 05:09:09PM +0000, Parav Pandit wrote: > > > From: Leon Romanovsky > > > Sent: Tuesday, October 6, 2020 10:33 PM > > > > > > On Tue, Oct 06, 2020 at 10:18:07AM -0500, Pierre-Louis Bossart > > > wrote: > > > > Thanks for the review Leon. > > > > > > > > > > Add support for the Ancillary Bus, ancillary_device and > > > > > > ancillary_driver. > > > > > > It enables drivers to create an ancillary_device and bind > > > > > > an > > > > > > ancillary_driver to it. > > > > > > > > > > I was under impression that this name is going to be changed. > > > > > > > > It's part of the opens stated in the cover letter. > > > > > > ok, so what are the variants? > > > system bus (sysbus), sbsystem bus (subbus), crossbus ? > > Since the intended use of this bus is to > > (a) create sub devices that represent 'functional separation' and > > (b) second use case for subfunctions from a pci device, > > > > I proposed below names in v1 of this patchset. > > > > (a) subdev_bus > > It sounds good, just can we avoid "_" in the name and call it subdev? > > > (b) subfunction_bus While we're still discussing names, may I also suggest simply "software bus" instead? Thanks,Ranjani