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=-3.9 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,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 9B0E7C388F2 for ; Tue, 3 Nov 2020 11:20:27 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id F31E42076E for ; Tue, 3 Nov 2020 11:20:26 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=doubly.so header.i=@doubly.so header.b="cBYp90DO" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728895AbgKCLUX (ORCPT ); Tue, 3 Nov 2020 06:20:23 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46190 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728890AbgKCLUX (ORCPT ); Tue, 3 Nov 2020 06:20:23 -0500 Received: from mout-p-202.mailbox.org (mout-p-202.mailbox.org [IPv6:2001:67c:2050::465:202]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 58329C0613D1; Tue, 3 Nov 2020 03:20:23 -0800 (PST) Received: from smtp2.mailbox.org (smtp2.mailbox.org [80.241.60.241]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-384) server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by mout-p-202.mailbox.org (Postfix) with ESMTPS id 4CQS4j1msrzQlRK; Tue, 3 Nov 2020 12:20:21 +0100 (CET) X-Virus-Scanned: amavisd-new at heinlein-support.de DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=doubly.so; s=MBO0001; t=1604402419; 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: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=1ntKwVzau1rpH4tXAridL0K/HmVvW0PPupY9CHzUmhA=; b=cBYp90DOdgzcTd6ApYQxHZkUHqePpO38gCDqHxwguleNiVE9h7Z/KFcuhoW39WgfC9J7/g ZkMmwW5W6Rsjb2kubpNk1tMOugMoTwskCMcNREiijQCPDopduMm9SFW3vB6gwq5T+1SBs2 T2dKyCwU38tf21VEwdzqsNyH31vKoTn2O1q9dM2XtvgcStIpZDnT1WWgL17AikLd69eZrE YB91umQWjfGgOezYo+Y8jOBkEpu0l5tHfDH53ztlhSYSONk0WniAZ8ltftMC4U9c0DCZZO Pz5oWnzH+3/AX1OZtU8VTIR1PwXbYamHdVjId3rEPqr8Sa9Az2NTK9Lrx7IAVQ== Received: from smtp2.mailbox.org ([80.241.60.241]) by spamfilter05.heinlein-hosting.de (spamfilter05.heinlein-hosting.de [80.241.56.123]) (amavisd-new, port 10030) with ESMTP id PnB2f-Ds9VKV; Tue, 3 Nov 2020 12:20:18 +0100 (CET) Subject: Re: pci_alloc_irq_vectors fails ENOSPC for XPS 13 9310 To: Bjorn Helgaas , Kalle Valo Cc: Thomas Krause , ath11k@lists.infradead.org, linux-wireless@vger.kernel.org, linux-pci@vger.kernel.org, Govind Singh References: <20201102205752.GA34153@bjorn-Precision-5520> From: Devin Bayer Message-ID: <8996fd9c-0d6c-5c0c-670e-86c537509030@doubly.so> Date: Tue, 3 Nov 2020 12:20:16 +0100 MIME-Version: 1.0 In-Reply-To: <20201102205752.GA34153@bjorn-Precision-5520> Content-Type: text/plain; charset=UTF-8 Content-Language: en-US Content-Transfer-Encoding: 7bit X-MBO-SPAM-Probability: X-Rspamd-Score: -3.74 / 15.00 / 15.00 X-Rspamd-Queue-Id: 27E001778 X-Rspamd-UID: 5f2554 Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org On 02/11/2020 21.57, Bjorn Helgaas wrote: >>> >>> CONFIG_IRQ_REMAP did not do the trick. I noticed that the Wi-Fi card >>> is behind a PCI bridge which is also disabled, could this be a >>> problem? Just to provide another case, I have the same issue with this driver. CONFIG_IRQ_REMAP=y and doesn't have any effect. I'm unsure if the issue could be my system (Atom / Intel J1900) or the that I'm using a slightly different card. Is there anyway to tell from the lspci output? Here is what I guess is most relevant: 00:1c.2 PCI bridge: Intel Corporation Atom Processor E3800 Series PCI Express Root Port 3 (rev 0e) (prog-if 00 [Normal decode]) Memory behind bridge: d0000000-d0ffffff [size=16M] Capabilities: [40] Express (v2) Root Port (Slot+), MSI 00 Capabilities: [80] MSI: Enable+ Count=1/1 Maskable- 64bit- Address: fee08004 Data: 4021 03:00.0 Unassigned class [ff00]: Qualcomm Device 1101 Subsystem: Qualcomm Device 0108 Region 0: Memory at d0000000 (64-bit, non-prefetchable) [size=16M] Capabilities: [50] MSI: Enable+ Count=1/32 Maskable+ 64bit- Address: fee01004 Data: 40ef Masking: ffffffff Pending: 00000000 Capabilities: [70] Express (v2) Endpoint, MSI 00 Thanks, Devin