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=-3.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,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 A2C97C00A89 for ; Thu, 5 Nov 2020 13:23:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 41EF4206ED for ; Thu, 5 Nov 2020 13:23:39 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=mg.codeaurora.org header.i=@mg.codeaurora.org header.b="eLACYamK" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730445AbgKENXg (ORCPT ); Thu, 5 Nov 2020 08:23:36 -0500 Received: from m42-4.mailgun.net ([69.72.42.4]:10853 "EHLO m42-4.mailgun.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730705AbgKENXX (ORCPT ); Thu, 5 Nov 2020 08:23:23 -0500 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1604582603; h=Content-Type: MIME-Version: Message-ID: In-Reply-To: Date: References: Subject: Cc: To: From: Sender; bh=7EmMPNEDAzLO7WSfl6ZOrdJd05moQ6wsVSmuVmFlWCc=; b=eLACYamKBSIs+55JDUYCr2q/R+YyeE4cm/xFEjfSxqzCB62+609chWzgr7DkF/Yl2o4jiqqr KFfAnb6krHqQfv7GM+SOjAqlZWEnKZr8vigiXTDvQUThAA6hhTy1PHCeaCZ/hkhXQpmrb9Yf 7GoOEcR4NugAJYUKgPe3q226CeQ= X-Mailgun-Sending-Ip: 69.72.42.4 X-Mailgun-Sid: WyI2YzdiNyIsICJsaW51eC1wY2lAdmdlci5rZXJuZWwub3JnIiwgImJlOWU0YSJd Received: from smtp.codeaurora.org (ec2-35-166-182-171.us-west-2.compute.amazonaws.com [35.166.182.171]) by smtp-out-n02.prod.us-west-2.postgun.com with SMTP id 5fa3fcbd3d1b348506d50b70 (version=TLS1.2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256); Thu, 05 Nov 2020 13:23:09 GMT Sender: kvalo=codeaurora.org@mg.codeaurora.org Received: by smtp.codeaurora.org (Postfix, from userid 1001) id 6B84BC43385; Thu, 5 Nov 2020 13:23:09 +0000 (UTC) Received: from x230.qca.qualcomm.com (88-114-240-156.elisa-laajakaista.fi [88.114.240.156]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: kvalo) by smtp.codeaurora.org (Postfix) with ESMTPSA id 0CA54C433C6; Thu, 5 Nov 2020 13:23:05 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 0CA54C433C6 Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=fail smtp.mailfrom=kvalo@codeaurora.org From: Kalle Valo To: Thomas Gleixner Cc: Thomas Krause , Bjorn Helgaas , Govind Singh , linux-pci@vger.kernel.org, linux-wireless@vger.kernel.org, Devin Bayer , ath11k@lists.infradead.org, Christoph Hellwig , David Woodhouse Subject: Re: pci_alloc_irq_vectors fails ENOSPC for XPS 13 9310 References: <20201103160838.GA246433@bjorn-Precision-5520> <874km61732.fsf@nanos.tec.linutronix.de> <87mtzxkus5.fsf@nanos.tec.linutronix.de> Date: Thu, 05 Nov 2020 15:23:03 +0200 In-Reply-To: <87mtzxkus5.fsf@nanos.tec.linutronix.de> (Thomas Gleixner's message of "Wed, 04 Nov 2020 16:26:34 +0100") Message-ID: <87wnz0hr9k.fsf@codeaurora.org> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.5 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org Thomas Gleixner writes: > On Wed, Nov 04 2020 at 14:04, Thomas Krause wrote: >> config) but CONFIG_INTEL_IOMMU_DEFAULT_ON needed to be set manually. I >> hope this helps, if there is more I can do to debug it on my side I'm >> happy to do so. > >> [ 0.050130] DMAR: [Firmware Bug]: Your BIOS is broken; DMAR reported at address 0! >> BIOS vendor: Dell Inc.; Ver: 1.1.1; Product Version: > >> [ 0.103693] DMAR: Host address width 39 >> [ 0.103693] DMAR: DRHD base: 0x000000fed90000 flags: 0x0 >> [ 0.103697] DMAR: dmar0: reg_base_addr fed90000 ver 4:0 cap 1c0000c40660462 ecap 69e2ff0505e >> [ 0.103698] DMAR: DRHD base: 0x000000fed84000 flags: 0x0 >> [ 0.103701] DMAR: dmar1: reg_base_addr fed84000 ver 1:0 cap d2008c40660462 ecap f050da >> [ 0.103702] DMAR: DRHD base: 0x000000fed86000 flags: 0x0 >> [ 0.103706] DMAR: dmar2: reg_base_addr fed86000 ver 1:0 cap d2008c40660462 ecap f050da >> [ 0.103707] DMAR: DRHD base: 0x00000000000000 flags: 0x1 >> [ 0.103707] DMAR: Parse DMAR table failure. > > which disables interrupt remapping and therefore the driver gets only > one MSI which makes it unhappy. > > Not that I'm surprised, it's Dell.... Can you check whether they have a > BIOS update for that box? I was told that on Dell XPS 15 (with a working QCA6390 setup) there's a separate "Virtualisation" setting in BIOS. See if you have that and try enabling it. -- https://patchwork.kernel.org/project/linux-wireless/list/ https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches