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=-5.2 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_SANE_1 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 8EA59C433DF for ; Fri, 9 Oct 2020 07:10:27 +0000 (UTC) Received: from silver.osuosl.org (smtp3.osuosl.org [140.211.166.136]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 12A8E22264 for ; Fri, 9 Oct 2020 07:10:26 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 12A8E22264 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=lst.de Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=iommu-bounces@lists.linux-foundation.org Received: from localhost (localhost [127.0.0.1]) by silver.osuosl.org (Postfix) with ESMTP id 6F1482E277; Fri, 9 Oct 2020 07:10:26 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from silver.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id AU83TnZ6jYPw; Fri, 9 Oct 2020 07:10:24 +0000 (UTC) Received: from lists.linuxfoundation.org (lf-lists.osuosl.org [140.211.9.56]) by silver.osuosl.org (Postfix) with ESMTP id DF6B52E255; Fri, 9 Oct 2020 07:10:24 +0000 (UTC) Received: from lf-lists.osuosl.org (localhost [127.0.0.1]) by lists.linuxfoundation.org (Postfix) with ESMTP id C0E63C016F; Fri, 9 Oct 2020 07:10:24 +0000 (UTC) Received: from fraxinus.osuosl.org (smtp4.osuosl.org [140.211.166.137]) by lists.linuxfoundation.org (Postfix) with ESMTP id 8E402C0051 for ; Fri, 9 Oct 2020 07:10:22 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by fraxinus.osuosl.org (Postfix) with ESMTP id 7A11986FB2 for ; Fri, 9 Oct 2020 07:10:22 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from fraxinus.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id whoueLFSWLL8 for ; Fri, 9 Oct 2020 07:10:21 +0000 (UTC) X-Greylist: from auto-whitelisted by SQLgrey-1.7.6 Received: from verein.lst.de (verein.lst.de [213.95.11.211]) by fraxinus.osuosl.org (Postfix) with ESMTPS id 2B51C86FAF for ; Fri, 9 Oct 2020 07:10:20 +0000 (UTC) Received: by verein.lst.de (Postfix, from userid 2407) id 33B1D68B02; Fri, 9 Oct 2020 09:10:14 +0200 (CEST) Date: Fri, 9 Oct 2020 09:10:13 +0200 From: Christoph Hellwig To: Nicolas Saenz Julienne Subject: Re: [PATCH 1/4] of/fdt: Update zone_dma_bits when running in bcm2711 Message-ID: <20201009071013.GA12208@lst.de> References: <20201001161740.29064-1-nsaenzjulienne@suse.de> <20201001161740.29064-2-nsaenzjulienne@suse.de> <20201001171500.GN21544@gaia> <20201001172320.GQ21544@gaia> <20201002115541.GC7034@gaia> <12f33d487eabd626db4c07ded5a1447795eed355.camel@suse.de> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <12f33d487eabd626db4c07ded5a1447795eed355.camel@suse.de> User-Agent: Mutt/1.5.17 (2007-11-01) Cc: devicetree@vger.kernel.org, Frank Rowand , Catalin Marinas , linux-kernel@vger.kernel.org, linux-mm@kvack.org, iommu@lists.linux-foundation.org, Rob Herring , linux-rpi-kernel@lists.infradead.org, will@kernel.org, hch@lst.de, linux-arm-kernel@lists.infradead.org, robin.murphy@arm.com X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Development issues for Linux IOMMU support List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: iommu-bounces@lists.linux-foundation.org Sender: "iommu" On Thu, Oct 08, 2020 at 12:05:25PM +0200, Nicolas Saenz Julienne wrote: > Sadly I just realised that the series is incomplete, we have RPi4 users that > want to boot unsing ACPI, and this series would break things for them. I'll > have a word with them to see what we can do for their use-case. Stupid question: why do these users insist on a totally unsuitable interface? And why would we as Linux developers care to support such a aims? _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu