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=-7.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 22796C433E3 for ; Thu, 16 Jul 2020 07:05:18 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E87F220720 for ; Thu, 16 Jul 2020 07:05:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1594883118; bh=Z5RhkkqLX0D9XYZKqSxiQ7QYhDFUhsRN5R5vtcfRhec=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=0PTJS/OBnm67VA55ebAsHGfQYLK2qmSdeuKI/vzPO8N3J5iTGxsMFGmQOgGmTR04a LDwj89lO4dSzdEAhY9YGWpU8c1s9LTtvs37LU9Yr+bCI3Vc+eYdD+k4FUNbqKSZEx6 nt2r54+NhfeTJY/JZqkjnlF2WTt/EnOwCVBsotZ8= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728238AbgGPHFO (ORCPT ); Thu, 16 Jul 2020 03:05:14 -0400 Received: from mail.kernel.org ([198.145.29.99]:37456 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725921AbgGPHFO (ORCPT ); Thu, 16 Jul 2020 03:05:14 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 404502067D; Thu, 16 Jul 2020 07:05:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1594883113; bh=Z5RhkkqLX0D9XYZKqSxiQ7QYhDFUhsRN5R5vtcfRhec=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=n5zAmkh8wu5Nyyl5cprsTdFtEXaolIRhWe8a3K0gQQPvIaeq2KOcgDPksGPkR0fs4 +qXez5kL+vKEJG1Hl2QZbeZwkg2v2a2mb6oXUmJNr211Nqkk69y2zllc4nBzPEoNUU pVa3OAe2I5nT4OTAKHZgmA4Ja2B4SqzyLNRmDv7w= Date: Thu, 16 Jul 2020 09:05:08 +0200 From: Greg Kroah-Hartman To: Rajmohan Mani Cc: Darren Hart , Andy Shevchenko , Mika Westerberg , Dmitry Torokhov , Lee Jones , Ayman Bagabas , Masahiro Yamada , Jithu Joseph , =?utf-8?B?Qmxhxb4=?= Hrastnik , Srinivas Pandruvada , linux-kernel@vger.kernel.org, platform-driver-x86@vger.kernel.org, Heikki Krogerus , linux-usb@vger.kernel.org, pmalani@chromium.org, bleung@chromium.org Subject: Re: [PATCH 2/2] usb: typec: intel_pmc_mux: Check the port status before connect Message-ID: <20200716070508.GB962748@kroah.com> References: <20200716003310.26125-1-rajmohan.mani@intel.com> <20200716003310.26125-3-rajmohan.mani@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200716003310.26125-3-rajmohan.mani@intel.com> Sender: linux-usb-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org On Wed, Jul 15, 2020 at 05:33:10PM -0700, Rajmohan Mani wrote: > From: Heikki Krogerus > > The PMC microcontroller that we use for configuration, does > not supply any status information back. For port status we > need to talk to another controller on the board called IOM > (I/O manager). > > By checking the port status before configuring the muxes, we > can make sure that we do not reconfigure the port after > bootup when the system firmware (for example BIOS) has > already configured it. > > Using the status information also to check if DisplayPort > HPD is still asserted when the cable plug is disconnected, > and clearing it if it is. > > Signed-off-by: Heikki Krogerus You can't just forward on patches from others without also adding your signed-off-by to them, right? Please fix up this series and try again. thanks, greg k-h