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 A770AC77B7A for ; Tue, 30 May 2023 12:18:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229787AbjE3MR7 (ORCPT ); Tue, 30 May 2023 08:17:59 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47820 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230518AbjE3MR6 (ORCPT ); Tue, 30 May 2023 08:17:58 -0400 Received: from mga18.intel.com (mga18.intel.com [134.134.136.126]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id F1D81D9 for ; Tue, 30 May 2023 05:17:53 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1685449073; x=1716985073; h=date:from:to:cc:subject:message-id:references: mime-version:content-transfer-encoding:in-reply-to; bh=OHd43usJoN0fLrjtZrZVTEIYPFPW3yfv1EZFlXdkuIo=; b=RUTA6QVrCxp/ZRqRo0L1nnkklAhEP9qxu4nTRhptUbDubfWzxzWasHeY 4eG9FtM6EGESLrvTe1bd+fxTo4mnuJGWn3O4aFx7hhA1yG2MiVrYU4mE7 BC+K69Cw1PdrEimf55QQ3LfZZtQntfCYBH3mTWh2EgaMwjlKEc7uG9+ep R93JOXP2d/sJ3zRM7FHLajjMeTPULrRKbTPeVvjYdcQ3WkBfu3a/e5LZ/ RRI+LjqYrAAV5JTYNCMzCNpRQpusK2UM7FAtA/s+sUcbcgRdmoXjiTtfS qclI91++sQNfT6cNfVMVAHoNsKmT0vk8vdjo9c6i4GWIfMud4D3ji49/G w==; X-IronPort-AV: E=McAfee;i="6600,9927,10725"; a="339481228" X-IronPort-AV: E=Sophos;i="6.00,204,1681196400"; d="scan'208";a="339481228" Received: from orsmga004.jf.intel.com ([10.7.209.38]) by orsmga106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 30 May 2023 05:17:53 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10725"; a="830736742" X-IronPort-AV: E=Sophos;i="6.00,204,1681196400"; d="scan'208";a="830736742" Received: from black.fi.intel.com ([10.237.72.28]) by orsmga004.jf.intel.com with ESMTP; 30 May 2023 05:17:52 -0700 Received: by black.fi.intel.com (Postfix, from userid 1001) id 1F7D4589; Tue, 30 May 2023 15:17:56 +0300 (EEST) Date: Tue, 30 May 2023 15:17:56 +0300 From: Mika Westerberg To: Christian =?utf-8?Q?Schaubschl=C3=A4ger?= Cc: Mathias Nyman , linux-usb@vger.kernel.org Subject: Re: USB issue on a TB4 controller? Message-ID: <20230530121756.GG45886@black.fi.intel.com> References: <20230526123655.GW45886@black.fi.intel.com> <0bbb844d-3348-dc28-311a-d4111f8a7f81@linux.intel.com> <2d12af30-4a7c-5fb3-fab8-5759296c68ac@gmx.at> <20230530105039.GF45886@black.fi.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org On Tue, May 30, 2023 at 02:11:21PM +0200, Christian Schaubschläger wrote: > > >> Can I enable this on the command line? Because I guess I need traces from startup when the dock is connected already. > > I think you can add "trace_event=xhci-hcd" in the kernel command line to > > get it enabled boot time. See: > > > > https://docs.kernel.org/trace/events.html#boot-option > > Hm, > > [    0.029711] Kernel command line: bzImage.efi thunderbolt.dyndbg=+p trace_event=xhci-hcd root=PARTUUID=1761F245-C668-41F5-90E4-5BBF2224097A rootwait  nomodeset ima_appraise=off > [    0.063715] Failed to enable trace event: xhci-hcd Could be that it expects the driver to be built-in in that case.