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=-10.3 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=ham 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 D9294C2D0E4 for ; Mon, 23 Nov 2020 15:05:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9FF3A2067C for ; Mon, 23 Nov 2020 15:05:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2389337AbgKWPEn (ORCPT ); Mon, 23 Nov 2020 10:04:43 -0500 Received: from mga17.intel.com ([192.55.52.151]:41899 "EHLO mga17.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731914AbgKWPEm (ORCPT ); Mon, 23 Nov 2020 10:04:42 -0500 IronPort-SDR: 2LRnj9WwaD2QcabSKPTTa0LRslbbONXu6ERh1cTKHg1oBJrehb7oZneypjJAcQL6+xYSX7TFxY 1GYUbCWR93Jw== X-IronPort-AV: E=McAfee;i="6000,8403,9813"; a="151621340" X-IronPort-AV: E=Sophos;i="5.78,363,1599548400"; d="scan'208";a="151621340" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga006.jf.intel.com ([10.7.209.51]) by fmsmga107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 23 Nov 2020 07:04:41 -0800 IronPort-SDR: kxaviDU9xHVw7dlpk9DSvjp1u1rmtkFWLLiYFnnU63CrXHjXz8/IVbzMNQkzxaSCiBfGfqHmgy cb58DND1CMSQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.78,363,1599548400"; d="scan'208";a="332211211" Received: from mattu-haswell.fi.intel.com (HELO [10.237.72.170]) ([10.237.72.170]) by orsmga006.jf.intel.com with ESMTP; 23 Nov 2020 07:04:39 -0800 Subject: Re: xhci problem -> general protection fault To: Ross Zwisler Cc: Andrzej Pietrasiewicz , "linux-usb@vger.kernel.org" , "kernel@collabora.com" References: <65ac3a73-ca57-c3e8-561b-9ba5c15b3c65@collabora.com> <8230c2a2-719c-ef81-e85d-5921bf8e98e6@collabora.com> <133c123e-e857-7f83-d146-f39c00afe39f@linux.intel.com> <20200925210517.GA4487@google.com> <7e38c533-6ea1-63a6-fc92-2ecef7ee1f84@linux.intel.com> <20201001164352.GA13249@google.com> <69f8cbc3-0ae7-cfb2-2fdd-556ada77381f@linux.intel.com> <20201012215348.GA3324220@google.com> From: Mathias Nyman Autocrypt: addr=mathias.nyman@linux.intel.com; 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Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org On 19.11.2020 18.52, Ross Zwisler wrote: > On Tue, Oct 13, 2020 at 1:45 AM Mathias Nyman > wrote: > >> I've been focusing on this part so rewrite shouldn't take long. >> If hardware is still giving incorrect values after this we might >> also need a quirk on top of it. > > Hi Mathias, > > I just wanted to check back in on this and see how things were going. > Can Andrzej and I help test anything for you? Have you been able to > reproduce this issue locally? Anything else we can do to help? > > Thanks, > - Ross > I think I got most of the functionality now working. The series is not in upstream shape, but should work, and can be tested. just pushed it to a rewrite_halt_stop_handling branch in my tree, ten patches on top of 5.10-rc4 git://git.kernel.org/pub/scm/linux/kernel/git/mnyman/xhci.git rewrite_halt_stop_handling https://git.kernel.org/pub/scm/linux/kernel/git/mnyman/xhci.git/log/?h=rewrite_halt_stop_handling It still contains dead code that needs to be removed, and all streams (uas) cases are not handled properly, it won't pass checkpatch.. and so on, but it should be testable. Thanks -Mathias