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=-0.8 required=3.0 tests=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 5D0BDC73C41 for ; Tue, 9 Jul 2019 13:10:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3FB71214AF for ; Tue, 9 Jul 2019 13:10:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726908AbfGINK6 (ORCPT ); Tue, 9 Jul 2019 09:10:58 -0400 Received: from youngberry.canonical.com ([91.189.89.112]:47624 "EHLO youngberry.canonical.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726126AbfGINK6 (ORCPT ); Tue, 9 Jul 2019 09:10:58 -0400 Received: from mail-pf1-f198.google.com ([209.85.210.198]) by youngberry.canonical.com with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.76) (envelope-from ) id 1hkptY-0008Oj-1z for linux-usb@vger.kernel.org; Tue, 09 Jul 2019 13:10:56 +0000 Received: by mail-pf1-f198.google.com with SMTP id 191so6277472pfy.20 for ; Tue, 09 Jul 2019 06:10:55 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:content-transfer-encoding:mime-version :subject:message-id:date:cc:to; bh=Dle3R/JKkJuvARNfD4j2spSdPlYkaOQ8jZ6z5Qf88A0=; b=gtVkHJ3CBxjKRJUNBODYjYN8matV/6ZLODWA/5zFOxK/ZYb3JXQCdiQpfpl6AWEyxX UzrxMJ2mi/M+zSWqP06BrDZ+TjneFBn6khfOtS58msik1+har5g3SWhQZtyvHaJD/2Qk aIaUM99XuRUDmP7ZxUf3X8n7KFp0k8DlA+aihQ+R42a3dRZXPlRpVmiMJnplN1D91Mkx S+ACzpCsKpnAfDnQZptKM5ThpBoKn/QIiZY6wSY28oGT6l6HlZuJ4Bu3dmyJxLZOrQxG g7anUxxsypRJfKDa2GXBasiZA5dQLKW8u+auKSjMcPlc9inteB5ohbeG9c/4EX7uSeHt VGxg== X-Gm-Message-State: APjAAAX9HjNqBRe5lQX+LQWUBrM0v20YV9xVRCfa3RjDjZZsJTumAWVb wDLA+de83l2Fswe5fko9+vhcggFh5PvF1v8N62fd9VQc+YlIFVlmMjii9kTORop8Td3eYQkiCyO JC1uYWD47A93aEOXvK/XZhp++9X9Ayjr2QQF+PQ== X-Received: by 2002:a63:f817:: with SMTP id n23mr30760734pgh.35.1562677854631; Tue, 09 Jul 2019 06:10:54 -0700 (PDT) X-Google-Smtp-Source: APXvYqw+JscG/oIDZCvSNZ9ftS2I2PR2LBnqUfsgLH98941/ARkm1AxzCpb81QGpks1mOId7EfZqYQ== X-Received: by 2002:a63:f817:: with SMTP id n23mr30760689pgh.35.1562677854293; Tue, 09 Jul 2019 06:10:54 -0700 (PDT) Received: from 2001-b011-380f-3c20-5cef-9a28-6766-fbdf.dynamic-ip6.hinet.net (2001-b011-380f-3c20-5cef-9a28-6766-fbdf.dynamic-ip6.hinet.net. [2001:b011:380f:3c20:5cef:9a28:6766:fbdf]) by smtp.gmail.com with ESMTPSA id j15sm1366492pfe.3.2019.07.09.06.10.48 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 09 Jul 2019 06:10:50 -0700 (PDT) From: Kai-Heng Feng Content-Type: text/plain; charset=utf-8; delsp=yes; format=flowed Content-Transfer-Encoding: 8bit Mime-Version: 1.0 (Mac OS X Mail 12.4 \(3445.104.11\)) Subject: Titan Ridge xHCI may stop to working after re-plugging the dock Message-Id: <993E78A1-2A60-46D8-AA51-F4CB077E48D1@canonical.com> Date: Tue, 9 Jul 2019 21:10:47 +0800 Cc: Kent Lin , Linux PCI , Linux USB List To: Mika Westerberg , Mathias Nyman X-Mailer: Apple Mail (2.3445.104.11) Sender: linux-usb-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org Hi Mika and Mathias, I’ve filed a bug [1] which renders docking station unusable. I am not sure it's a bug in PCI, Thunderbolt or xHCI so raise the issue to you both. [1] https://bugzilla.kernel.org/show_bug.cgi?id=203885 Kai-Heng