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=-5.3 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, 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 8CD39C433E1 for ; Mon, 22 Mar 2021 15:19:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 690E26198D for ; Mon, 22 Mar 2021 15:19:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231708AbhCVPSk (ORCPT ); Mon, 22 Mar 2021 11:18:40 -0400 Received: from verein.lst.de ([213.95.11.211]:56255 "EHLO verein.lst.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231645AbhCVPS2 (ORCPT ); Mon, 22 Mar 2021 11:18:28 -0400 Received: by verein.lst.de (Postfix, from userid 2407) id B542A68BFE; Mon, 22 Mar 2021 16:18:23 +0100 (CET) Date: Mon, 22 Mar 2021 16:18:23 +0100 From: Christoph Hellwig To: Russell King - ARM Linux admin Cc: Christoph Hellwig , "David S. Miller" , Jens Axboe , Geert Uytterhoeven , Richard Henderson , Ivan Kokshaysky , Matt Turner , Thomas Bogendoerfer , Michael Ellerman , linux-ide@vger.kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-alpha@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-m68k@lists.linux-m68k.org, linux-mips@vger.kernel.org, linuxppc-dev@lists.ozlabs.org Subject: Re: [PATCH 02/10] ARM: disable CONFIG_IDE in footbridge_defconfig Message-ID: <20210322151823.GA2764@lst.de> References: <20210318045706.200458-1-hch@lst.de> <20210318045706.200458-3-hch@lst.de> <20210319170753.GV1463@shell.armlinux.org.uk> <20210319175311.GW1463@shell.armlinux.org.uk> <20210322145403.GA30942@lst.de> <20210322151503.GX1463@shell.armlinux.org.uk> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210322151503.GX1463@shell.armlinux.org.uk> User-Agent: Mutt/1.5.17 (2007-11-01) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Mar 22, 2021 at 03:15:03PM +0000, Russell King - ARM Linux admin wrote: > It gets worse than that though - due to a change to remove > pcibios_min_io from the generic code, moving it into the ARM > architecture code, this has caused a regression that prevents the > legacy resources being registered against the bus resource. So even > if they are there, they cause probe failures. I haven't found a > reasonable way to solve this yet, but until there is, there is no > way that the PATA driver can be used as the "legacy mode" support > is effectively done via the PCI code assigning virtual IO port > resources. > > I'm quite surprised that the CY82C693 even works on Alpha - I've > asked for a lspci for that last week but nothing has yet been > forthcoming from whoever responded to your patch for Alpha - so I > can't compare what I'm seeing with what's happening with Alpha. That sounds like something we could fix with a quirk for function 2 in the PCI resource assignment code. Can you show what vendor and device ID function 2 has so that I could try to come up with one?