From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751328AbWGDARP (ORCPT ); Mon, 3 Jul 2006 20:17:15 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751329AbWGDARP (ORCPT ); Mon, 3 Jul 2006 20:17:15 -0400 Received: from ns.suse.de ([195.135.220.2]:18322 "EHLO mx1.suse.de") by vger.kernel.org with ESMTP id S1751328AbWGDARP (ORCPT ); Mon, 3 Jul 2006 20:17:15 -0400 Date: Mon, 3 Jul 2006 17:13:41 -0700 From: Greg KH To: Daniel Bonekeeper Cc: Alon Bar-Lev , kernelnewbies@nl.linux.org, linux-kernel@vger.kernel.org Subject: Re: Driver for Microsoft USB Fingerprint Reader Message-ID: <20060704001341.GA923@kroah.com> References: <9e0cf0bf0607030304n62991dafk19f09e41d69e9ab0@mail.gmail.com> <44A95F12.8080208@gmail.com> <20060703214509.GA5629@kroah.com> <20060703222645.GA22855@kroah.com> <20060703232927.GA19111@kroah.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.11 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Jul 03, 2006 at 08:04:39PM -0400, Daniel Bonekeeper wrote: > Ok, I'll develop this in a cleaner way. But did you get the idea ? Let > me know if you think that this is something worthy to develop so I can > work on it. There are some details that I need to study about the USB > layer to get the whole picture so I can avoid redundant stuff. > > I just think that it would be cool to be able to know the capabilities > of each device connected to our system, and who's better to tell us > that than the device drivers? =] > This way we can know, for example, that a webcam can do 30fps at > 640x480 and the output type of the video, independently of which > webcam (and driver) we're using... Take a look at the V4L2 layer :) thanks, greg k-h