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 23985C433EF for ; Wed, 12 Jan 2022 07:03:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1351078AbiALHDB (ORCPT ); Wed, 12 Jan 2022 02:03:01 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58416 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232181AbiALHC6 (ORCPT ); Wed, 12 Jan 2022 02:02:58 -0500 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4E446C06173F for ; Tue, 11 Jan 2022 23:02:58 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id CB9C1B818BD for ; Wed, 12 Jan 2022 07:02:56 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id EC0E9C36AEA; Wed, 12 Jan 2022 07:02:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1641970975; bh=7JDA4k0zxJuMnbVH8EHiieDOvbm3seUgtaLOgeDkXOA=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=rQKKYmHGAwBUG17q02R5fBdSLthS6VjmxwV46n5IwRcFNXmHplpQiLFRrNVbRwASp Nj3XvmrRqkZ4zMv3bXdEpyQjkhERstY12dpUE72aI+6yQ/jiUsOo4fP2uIDpR9tvxR ihbgzIze1f893u4Ajif7p/5YIC6skiau2BTLkZXM= Date: Wed, 12 Jan 2022 08:02:52 +0100 From: Greg KH To: James Cc: linux-usb Subject: Re: problem with USB-C Message-ID: References: <830aa508-5c20-c7c9-5ba9-04bcf5ac7178@lockie.ca> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <830aa508-5c20-c7c9-5ba9-04bcf5ac7178@lockie.ca> Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org On Tue, Jan 11, 2022 at 07:56:53PM -0500, James wrote: > $ lsusb -tv > /:  Bus 04.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/4p, 5000M >     ID 1d6b:0003 Linux Foundation 3.0 root hub > /:  Bus 03.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/4p, 480M >     ID 1d6b:0002 Linux Foundation 2.0 root hub > /:  Bus 02.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/4p, 10000M >     ID 1d6b:0003 Linux Foundation 3.0 root hub > /:  Bus 01.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/10p, 480M >     ID 1d6b:0002 Linux Foundation 2.0 root hub >     |__ Port 5: Dev 2, If 0, Class=Human Interface Device, Driver=usbhid, > 1.5M >         ID 04d9:1503 Holtek Semiconductor, Inc. Keyboard >     |__ Port 5: Dev 2, If 1, Class=Human Interface Device, Driver=usbhid, > 1.5M >         ID 04d9:1503 Holtek Semiconductor, Inc. Keyboard >     |__ Port 6: Dev 3, If 0, Class=Human Interface Device, Driver=usbhid, > 1.5M >         ID 30fa:0400 > > With my USB3 drive plugged in to the USB-C port which is supposed to be > USB3.1. > https://asrock.com/MB/AMD/B450M%20Pro4/index.us.asp > > $ lsusb -tv > /:  Bus 04.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/4p, 5000M >     ID 1d6b:0003 Linux Foundation 3.0 root hub > /:  Bus 03.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/4p, 480M >     ID 1d6b:0002 Linux Foundation 2.0 root hub > /:  Bus 02.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/4p, 10000M >     ID 1d6b:0003 Linux Foundation 3.0 root hub > /:  Bus 01.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/10p, 480M >     ID 1d6b:0002 Linux Foundation 2.0 root hub >     |__ Port 1: Dev 4, If 0, Class=Mass Storage, Driver=uas, 480M >         ID 0bc2:2321 Seagate RSS LLC Expansion Portable >     |__ Port 5: Dev 2, If 0, Class=Human Interface Device, Driver=usbhid, > 1.5M >         ID 04d9:1503 Holtek Semiconductor, Inc. Keyboard >     |__ Port 5: Dev 2, If 1, Class=Human Interface Device, Driver=usbhid, > 1.5M >         ID 04d9:1503 Holtek Semiconductor, Inc. Keyboard >     |__ Port 6: Dev 3, If 0, Class=Human Interface Device, Driver=usbhid, > 1.5M >         ID 30fa:0400 > > > Why are the hubs listed as Linux Foundation 3.0 root hubs and not 3.1 root > hubs? Because your devices do not advertise themselves as a USB 3.1 root hub. Perhaps the documentation is incorrect? thanks, greg k-h