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=-2.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 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 552E4CA9EB7 for ; Wed, 23 Oct 2019 16:18:40 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 32FAF2086D for ; Wed, 23 Oct 2019 16:18:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2407148AbfJWQSg (ORCPT ); Wed, 23 Oct 2019 12:18:36 -0400 Received: from mga11.intel.com ([192.55.52.93]:13513 "EHLO mga11.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2404623AbfJWQSg (ORCPT ); Wed, 23 Oct 2019 12:18:36 -0400 X-Amp-Result: UNKNOWN X-Amp-Original-Verdict: FILE UNKNOWN X-Amp-File-Uploaded: False Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by fmsmga102.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 23 Oct 2019 09:18:24 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.68,221,1569308400"; d="scan'208";a="209950808" Received: from lahna.fi.intel.com (HELO lahna) ([10.237.72.157]) by fmsmga001.fm.intel.com with SMTP; 23 Oct 2019 09:18:19 -0700 Received: by lahna (sSMTP sendmail emulation); Wed, 23 Oct 2019 19:18:19 +0300 Date: Wed, 23 Oct 2019 19:18:19 +0300 From: Mika Westerberg To: Mario.Limonciello@dell.com Cc: linux-usb@vger.kernel.org, andreas.noever@gmail.com, michael.jamet@intel.com, YehezkelShB@gmail.com, rajmohan.mani@intel.com, nicholas.johnson-opensource@outlook.com.au, lukas@wunner.de, gregkh@linuxfoundation.org, stern@rowland.harvard.edu, anthony.wong@canonical.com, oneukum@suse.com, ckellner@redhat.com, linux-kernel@vger.kernel.org Subject: Re: [PATCH 00/25] thunderbolt: Add support for USB4 Message-ID: <20191023161819.GD2819@lahna.fi.intel.com> References: <20191023112154.64235-1-mika.westerberg@linux.intel.com> <816be093556b466ebb4c645c9933bbc3@AUSX13MPC105.AMER.DELL.COM> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <816be093556b466ebb4c645c9933bbc3@AUSX13MPC105.AMER.DELL.COM> Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo User-Agent: Mutt/1.12.1 (2019-06-15) Sender: linux-usb-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org On Wed, Oct 23, 2019 at 03:55:48PM +0000, Mario.Limonciello@dell.com wrote: > > I did not yet add the hw_vendor_id and hw_product_id attributes because I > > clocked that 'dd if=nvm_activeX/nvmem of=/dev/null bs=64 count=2' (that's > > what fwupd does) takes typically less than 10 ms when the controller is powered > > on. That should not slow down fwupd. We can add them later if it is really a > > problem (I'm just trying to avoid adding too much attributes that we need to > > maintain forever). > > Maybe the controller going into D3 is the key to why it measured slow for me when > I checked. Yeah, that's most likely the case.