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=-8.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=unavailable 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 3531AC4338F for ; Tue, 17 Aug 2021 11:00:44 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 072E360FA0 for ; Tue, 17 Aug 2021 11:00:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239678AbhHQLBN (ORCPT ); Tue, 17 Aug 2021 07:01:13 -0400 Received: from mga18.intel.com ([134.134.136.126]:38352 "EHLO mga18.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231515AbhHQLBK (ORCPT ); Tue, 17 Aug 2021 07:01:10 -0400 X-IronPort-AV: E=McAfee;i="6200,9189,10078"; a="203194050" X-IronPort-AV: E=Sophos;i="5.84,328,1620716400"; d="scan'208";a="203194050" Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by orsmga106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 17 Aug 2021 04:00:37 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.84,328,1620716400"; d="scan'208";a="593312813" Received: from kuha.fi.intel.com ([10.237.72.162]) by fmsmga001.fm.intel.com with SMTP; 17 Aug 2021 04:00:33 -0700 Received: by kuha.fi.intel.com (sSMTP sendmail emulation); Tue, 17 Aug 2021 14:00:33 +0300 Date: Tue, 17 Aug 2021 14:00:33 +0300 From: Heikki Krogerus To: Icenowy Zheng Cc: Guenter Roeck , Greg Kroah-Hartman , linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] usb: typec: tcpm: always rediscover when swapping DR Message-ID: References: <20210813043131.833006-1-icenowy@aosc.io> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > >Why is it necessary to do discovery with data role swap in general? > > I think it could be possible for devices to expose different altmode > with different role. OK. FWIW: Acked-by: Heikki Krogerus thanks, -- heikki