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=-3.5 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,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 4210EC433E4 for ; Wed, 26 Aug 2020 21:27:49 +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 0AD0920737 for ; Wed, 26 Aug 2020 21:27:48 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="Ppbpj32C"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="g64NV1HP" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0AD0920737 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linutronix.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 95AC123018; Wed, 26 Aug 2020 21:27:48 +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 03KzPlqv6LdD; Wed, 26 Aug 2020 21:27:46 +0000 (UTC) Received: from lists.linuxfoundation.org (lf-lists.osuosl.org [140.211.9.56]) by silver.osuosl.org (Postfix) with ESMTP id 8661E22FB9; Wed, 26 Aug 2020 21:27:46 +0000 (UTC) Received: from lf-lists.osuosl.org (localhost [127.0.0.1]) by lists.linuxfoundation.org (Postfix) with ESMTP id 6DCEAC07FF; Wed, 26 Aug 2020 21:27:46 +0000 (UTC) Received: from hemlock.osuosl.org (smtp2.osuosl.org [140.211.166.133]) by lists.linuxfoundation.org (Postfix) with ESMTP id 4485AC0051 for ; Wed, 26 Aug 2020 21:27:45 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by hemlock.osuosl.org (Postfix) with ESMTP id 3C910883B6 for ; Wed, 26 Aug 2020 21:27:45 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from hemlock.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id i9Al5Qam+8uK for ; Wed, 26 Aug 2020 21:27:44 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.7.6 Received: from galois.linutronix.de (Galois.linutronix.de [193.142.43.55]) by hemlock.osuosl.org (Postfix) with ESMTPS id 93150883A3 for ; Wed, 26 Aug 2020 21:27:44 +0000 (UTC) From: Thomas Gleixner DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1598477262; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=AP/JLSo39vhE0wtYqmiGvGnDrGFkgwOpCQr0bMHNNIo=; b=Ppbpj32Cn5vd1ION8eS5aNl/fj1QjIs+RkAaM6B9/j2KvPN1mwxngYrYRgiWuDvZz7tk4s 6s3VU0oxNXckuhydtQw2GgWp9Lfh6ODP0+s0hFgvzGCyaE7b+A+lIZaUi6gcZA/8lo5a4X Euy7gPuCc91BHe8pXICVD2nCrFV9IERKZf+HfP/+i3Fiyte9xzGw/xupM0BY5OEQNdUEQg FSOqYrYHEp/isAlEeyp0rD5/Tbv3MnOJpEwiIrn+8eh5SdC6QWIfsV4iOmiZxyT6TlWac6 8D2S8zdYEOpLjpGvQn5ZbyugrRJHkxqLX+ncTO+VdcNoBYHDOsGnw6OdV/ra8A== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1598477262; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=AP/JLSo39vhE0wtYqmiGvGnDrGFkgwOpCQr0bMHNNIo=; b=g64NV1HP6nZPTwYFAmNkOJaevjoEaWBisT8u9MwS+B3AK95KBK4cxQI4t2bfE2amJBs0p0 WvmjR7PZtJ//chDw== To: Marc Zyngier Subject: Re: [patch V2 34/46] PCI/MSI: Make arch_.*_msi_irq[s] fallbacks selectable In-Reply-To: <8736492jot.wl-maz@kernel.org> References: <20200826111628.794979401@linutronix.de> <20200826112333.992429909@linutronix.de> <8736492jot.wl-maz@kernel.org> Date: Wed, 26 Aug 2020 23:27:41 +0200 Message-ID: <87lfi1t7w2.fsf@nanos.tec.linutronix.de> MIME-Version: 1.0 Cc: Dimitri Sivanich , linux-hyperv@vger.kernel.org, Steve Wahl , linux-pci@vger.kernel.org, "K. Y. Srinivasan" , Dan Williams , Wei Liu , Stephen Hemminger , Baolu Lu , x86@kernel.org, Jason Gunthorpe , Megha Dey , xen-devel@lists.xenproject.org, Kevin Tian , Konrad Rzeszutek Wilk , Haiyang Zhang , Alex Williamson , Stefano Stabellini , Bjorn Helgaas , Dave Jiang , Boris Ostrovsky , Jon Derrick , Juergen Gross , Russ Anderson , Greg Kroah-Hartman , LKML , iommu@lists.linux-foundation.org, Jacob Pan , "Rafael J. Wysocki" 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 Wed, Aug 26 2020 at 22:14, Marc Zyngier wrote: > On Wed, 26 Aug 2020 12:17:02 +0100, > Thomas Gleixner wrote: >> @@ -103,6 +105,7 @@ config PCIE_XILINX_CPM >> bool "Xilinx Versal CPM host bridge support" >> depends on ARCH_ZYNQMP || COMPILE_TEST >> select PCI_HOST_COMMON >> + select PCI_MSI_ARCH_FALLBACKS > > This guy actually doesn't implement MSIs at all (it seems to delegate > them to an ITS present in the system, if I read the DT binding > correctly). However its older brother from the same silicon dealer > seems to need it. The patchlet below should fix it. Gah, at some point my eyes went squared and I lost track.. _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu