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=-0.5 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED 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 E5152C433E0 for ; Wed, 27 May 2020 09:00:12 +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 AEFCB2078B for ; Wed, 27 May 2020 09:00:12 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="dw8PQDiM" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org AEFCB2078B Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=linuxfoundation.org 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 228B22379C; Wed, 27 May 2020 09:00:12 +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 L80QlVJ5F6G3; Wed, 27 May 2020 09:00:10 +0000 (UTC) Received: from lists.linuxfoundation.org (lf-lists.osuosl.org [140.211.9.56]) by silver.osuosl.org (Postfix) with ESMTP id D75642045E; Wed, 27 May 2020 09:00:10 +0000 (UTC) Received: from lf-lists.osuosl.org (localhost [127.0.0.1]) by lists.linuxfoundation.org (Postfix) with ESMTP id BD700C0881; Wed, 27 May 2020 09:00:10 +0000 (UTC) Received: from whitealder.osuosl.org (smtp1.osuosl.org [140.211.166.138]) by lists.linuxfoundation.org (Postfix) with ESMTP id DABA7C016F for ; Wed, 27 May 2020 09:00:09 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by whitealder.osuosl.org (Postfix) with ESMTP id C441686576 for ; Wed, 27 May 2020 09:00:09 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from whitealder.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id Cia17VFJcr5u for ; Wed, 27 May 2020 09:00:09 +0000 (UTC) X-Greylist: from auto-whitelisted by SQLgrey-1.7.6 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by whitealder.osuosl.org (Postfix) with ESMTPS id 6B8A2828FA for ; Wed, 27 May 2020 09:00:09 +0000 (UTC) Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id BE06A20723; Wed, 27 May 2020 09:00:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1590570009; bh=GzN9KZi8SIAiZv6JsaMy5rtT9c4WVtJCbDQmDejM+Rc=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=dw8PQDiM90GK1xPK0MDmtsB/uuNO5KqcuE2U8o5Bi9m3bkWcLa2RYu4UYcftfI8gL 7map9j1fDgO+xHYZCtIgx1wv9/xmbcAUQMZ2V17LMke54thxct3Cz7n7lWZ60o+1Qn SucOB5Se6nCwWAoR5L8bMbTnC5mBS13qfDJaL2Og= Date: Wed, 27 May 2020 11:00:07 +0200 From: Greg Kroah-Hartman To: Zhangfei Gao Subject: Re: [PATCH 0/2] Introduce PCI_FIXUP_IOMMU Message-ID: <20200527090007.GA179718@kroah.com> References: <1590493749-13823-1-git-send-email-zhangfei.gao@linaro.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <1590493749-13823-1-git-send-email-zhangfei.gao@linaro.org> Cc: jean-philippe , Herbert Xu , Arnd Bergmann , linux-pci@vger.kernel.org, Hanjun Guo , "Rafael J. Wysocki" , linux-kernel@vger.kernel.org, iommu@lists.linux-foundation.org, linux-acpi@vger.kernel.org, linux-crypto@vger.kernel.org, Sudeep Holla , Bjorn Helgaas , kenneth-lee-2012@foxmail.com, linux-arm-kernel@lists.infradead.org, Len Brown 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 Tue, May 26, 2020 at 07:49:07PM +0800, Zhangfei Gao wrote: > Some platform devices appear as PCI but are actually on the AMBA bus, Why would these devices not just show up on the AMBA bus and use all of that logic instead of being a PCI device and having to go through odd fixes like this? thanks, greg k-h _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu