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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id E488BC433F5 for ; Mon, 13 Dec 2021 05:37:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231926AbhLMFhZ (ORCPT ); Mon, 13 Dec 2021 00:37:25 -0500 Received: from smtp-relay-internal-0.canonical.com ([185.125.188.122]:60828 "EHLO smtp-relay-internal-0.canonical.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231922AbhLMFhZ (ORCPT ); Mon, 13 Dec 2021 00:37:25 -0500 Received: from mail-oi1-f199.google.com (mail-oi1-f199.google.com [209.85.167.199]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by smtp-relay-internal-0.canonical.com (Postfix) with ESMTPS id 95EF93F4B3 for ; Mon, 13 Dec 2021 05:37:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=canonical.com; s=20210705; t=1639373842; bh=BTBk9dEKx4lsyGES5D0AWCC8FmlvHup2ORFi//c8U3I=; h=MIME-Version:References:In-Reply-To:From:Date:Message-ID:Subject: To:Cc:Content-Type; b=ajb1se9XHwhEITRRgr1I3NFRt1en42nDUQu/gKgfebC53PmTN7Vqnbd52u/R9GxLi Z7lJB8nm6qFTxD5Fl8aiZ/Zj5S4xxVSqbyaaoJWiyYqCSykv4R0/3bUbmYjVHZrdAv 78jVjc1ETe2yPUbXZq52jQhCoxS3HKfaDXMuae5uY9waF0NGYNw2+Y7osNhPyPL0ms iazXXG3qSrd9/Z9ym7yNgNcaDK9W9TYSLbgp6I4Uv9sUP3TsNtfJln/Z2FgYR8v8DT HzQ253q0Jcd8pKQoHfzVGOWaYdqCp9kbcoZ6AXM1ne4Hd7xAQa2U4pPjV+IOQr2Zwd MQ8tgVEUdGliA== Received: by mail-oi1-f199.google.com with SMTP id w184-20020aca30c1000000b002c271be8538so1171872oiw.0 for ; Sun, 12 Dec 2021 21:37:22 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=BTBk9dEKx4lsyGES5D0AWCC8FmlvHup2ORFi//c8U3I=; b=jNHBSWhnkKMlPOHA46cnpMCsC8V73aaMAHBA6ftQue8RA+s3kS1hNkMjeGHaUrv3of piBjVa53ZjlBSzExvBKBs1ToyLHqMeDrZvV4QReWsZIIS8vpPA1MUCJwiuJLmTztjZlo uIPx51Pr69cWUPRH7Z2/PfzpzB3JadRMz0XglkgV95enxZv+dSGztfWc7waq+/YS5XAR MnrJKwycheXszOCJsbJ8LBIzwEPZAXr7bsdX/hP6pxQqLvzmZtq1qUyOREYHqKEimaKm BxIQ1aWvu2UydkWvpbNJTQmDZ5ZIDjcCrKWNkE+i3X/jcimByS7/48wIVydPbMmYitwW MRLQ== X-Gm-Message-State: AOAM533oK2CeePM0PAYyoaTCESzB8ht8xbPZmecmXEncEBqGo+So7PlN uxfkGuUc7GSJyzJAJ+TDPl/dtImhzuHkmYbXVbwkxgUmw+mL6GweDjinRrnZ66UbzYXlZogzBYN Iu9sk6rGa1x9+NaVBpOwk/BVTacIl3TfK5jdVyOUiygaT8BAdfy33Hg== X-Received: by 2002:a05:6830:1d87:: with SMTP id y7mr23284221oti.269.1639373841213; Sun, 12 Dec 2021 21:37:21 -0800 (PST) X-Google-Smtp-Source: ABdhPJz0gMZe7FqEweerkKFacyay+ZXeFoWuDsh59se0eLq9GFoawu1euY5InfMW8iXVW0OueUClIPO70bCV4BO6Ass= X-Received: by 2002:a05:6830:1d87:: with SMTP id y7mr23284205oti.269.1639373840973; Sun, 12 Dec 2021 21:37:20 -0800 (PST) MIME-Version: 1.0 References: In-Reply-To: From: Chris Chiu Date: Mon, 13 Dec 2021 13:37:10 +0800 Message-ID: Subject: Re: Discrete Thunderbold Controller 8086:1137 throws DMAR and thunderbolt fails to work To: andreas.noever@gmail.com, michael.jamet@intel.com, mika.westerberg@linux.intel.com, YehezkelShB@gmail.com Cc: linux-usb@vger.kernel.org, Linux Kernel Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org On Thu, Dec 9, 2021 at 5:39 PM Chris Chiu wrote: > > Hi, > We created a ticket > https://bugzilla.kernel.org/show_bug.cgi?id=215265 that is pretty > similar to https://bugzilla.kernel.org/show_bug.cgi?id=214259. So I > tried the patch on https://lkml.org/lkml/2020/6/17/751 but it doesn't > fix the issue. I also tried to boot with the kernel parameter > `pci=nocrs` but it changed nothing either. I attached the kernel log > with thunderbolt dynamic debug on and lspci output on the ticket. Also > tried to disable the intel_iommu, the DMAR failure seems to go away > but thunderbolt still fails to work. Can anyone suggest what kind of > information is required to help identify the cause of the problem? > Thanks > > Chris Gentle ping. Mika, could you give some advice on this? Thanks