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=-8.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS autolearn=unavailable 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 7F168C433E1 for ; Mon, 17 Aug 2020 08:21:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 53E4520658 for ; Mon, 17 Aug 2020 08:21:36 +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="FAo9+ki0" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728206AbgHQIVe (ORCPT ); Mon, 17 Aug 2020 04:21:34 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51886 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727006AbgHQIVS (ORCPT ); Mon, 17 Aug 2020 04:21:18 -0400 Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:8b0:10b:1236::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 753CDC061389; Mon, 17 Aug 2020 01:21:18 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=Te7ybJvVG4iKO2ohYmX5Pvjiv68xvlZXMI+4wj+EaTc=; b=FAo9+ki050pf10fKywl/9gNJTQ x3y7tfPplgYWFFVugPLMoL5EzDHxr4EIGIzwq0+sVb9xkIoFbW/Dy8i19EWmeSauFXVEqJZ0iig4X 7j5bYgCeagxq+CZZXNne2N0BZ1rJvU13gLxL1QoQtSeh5E/Bi6LenRtmHeNLlaaM/FonoTQli8aAt A4AcTxuiJ9FF533W0MJS5nb/d8gaIUDbMkHvtr24MIgkR07xPqnjT4vDfjPs2Hcg5C/dtsSPOi8s0 Pl35tiScHmFYsOi9YYzLz08XY9rW0gthZ0/uCbyUa9PWCsdkLsRbo29PpH3z5Jfl9cX9JBdLVxj1I 6BkVrfeg==; Received: from hch by casper.infradead.org with local (Exim 4.92.3 #3 (Red Hat Linux)) id 1k7aOB-0004Z2-0d; Mon, 17 Aug 2020 08:21:07 +0000 Date: Mon, 17 Aug 2020 09:21:06 +0100 From: Christoph Hellwig To: Mauro Carvalho Chehab Cc: Greg Kroah-Hartman , linuxarm@huawei.com, mauro.chehab@huawei.com, John Stultz , Manivannan Sadhasivam , Rob Herring , linux-arm-kernel@lists.infradead.org, Wei Xu , devicetree@vger.kernel.org, Joerg Roedel , Joerg Roedel , iommu@lists.linux-foundation.org, Chenfeng , devel@driverdev.osuosl.org, Suzhuangluan , linux-kernel@vger.kernel.org Subject: Re: [PATCH 00/16] IOMMU driver for Kirin 960/970 Message-ID: <20200817082106.GA16296@infradead.org> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-SRS-Rewrite: SMTP reverse-path rewritten from by casper.infradead.org. See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Aug 17, 2020 at 09:49:59AM +0200, Mauro Carvalho Chehab wrote: > Add a driver for the Kirin 960/970 iommu. > > As on the past series, this starts from the original 4.9 driver from > the 96boards tree: > > https://github.com/96boards-hikey/linux/tree/hikey970-v4.9 > > The remaining patches add SPDX headers and make it build and run with > the upstream Kernel. Please don't add iommu drivers to staging, and just work with the maintainers to properly clean it up. I also don't think adding a totally out of date not compiling version is a good idea. Please do a proper rollup, and if required (probably not in this case), split it into useful chunks.