From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932559AbcBISV5 (ORCPT ); Tue, 9 Feb 2016 13:21:57 -0500 Received: from mail.linuxfoundation.org ([140.211.169.12]:33601 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756828AbcBISVz (ORCPT ); Tue, 9 Feb 2016 13:21:55 -0500 Date: Tue, 9 Feb 2016 10:21:55 -0800 From: Greg KH To: Heikki Krogerus Cc: linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, Mathias Nyman , Felipe Balbi Subject: Re: [PATCH 2/3] usb: type-c: USB Type-C Connector System Software Interface Message-ID: <20160209182155.GC31787@kroah.com> References: <1455037283-106479-1-git-send-email-heikki.krogerus@linux.intel.com> <1455037283-106479-3-git-send-email-heikki.krogerus@linux.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1455037283-106479-3-git-send-email-heikki.krogerus@linux.intel.com> User-Agent: Mutt/1.5.24 (2015-08-30) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Feb 09, 2016 at 07:01:22PM +0200, Heikki Krogerus wrote: > USB Type-C Connector System Software Interface (UCSI) is a > specification that defines registers and data structures > used to interface with the USB Type-C connectors on a system. > > The specification is public and available at: > http://www.intel.com/content/www/us/en/io/universal-serial-bus/usb-type-c-ucsi-spec.html > What does this driver / code actually do? Why is it needed? What interface to the rest of the kernel / userspace does it provide? Why would we care about this? You need to describe this a lot better than you did... thanks, greg k-h