Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757311AbYGXMpc (ORCPT ); Thu, 24 Jul 2008 08:45:32 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754106AbYGXMpX (ORCPT ); Thu, 24 Jul 2008 08:45:23 -0400 Received: from ppsw-5.csi.cam.ac.uk ([131.111.8.135]:48252 "EHLO ppsw-5.csi.cam.ac.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753696AbYGXMpX (ORCPT ); Thu, 24 Jul 2008 08:45:23 -0400 X-Cam-SpamDetails: Not scanned X-Cam-AntiVirus: No virus found X-Cam-ScannerInfo: http://www.cam.ac.uk/cs/email/scanner/ Message-ID: <4888796B.9070003@cam.ac.uk> Date: Thu, 24 Jul 2008 13:45:31 +0100 From: Jonathan Cameron User-Agent: Thunderbird 2.0.0.0 (X11/20070423) MIME-Version: 1.0 To: Eric Piel CC: Jonathan Cameron , mgross@linux.intel.com, Dmitry Torokhov , LKML , LM Sensors , David Brownell , Henrique de Moraes Holschuh , Jean Delvare , spi-devel-general@lists.sourceforge.net, Ben Nizette Subject: Re: [spi-devel-general] [Patch 0/4] IndustrialIO subsystem (ADCs, accelerometers etc) References: <488763AD.4050400@gmail.com> <20080723174801.GC11009@khazad-dum.debian.net> <48884F04.4070403@tremplin-utc.net> <48887201.8090300@cam.ac.uk> <48887783.5000002@tremplin-utc.net> In-Reply-To: <48887783.5000002@tremplin-utc.net> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1207 Lines: 28 hat done for the next >> version (maybe driver specific for now). > Yes, on a second though, this is a low priority point. If userspace is > able to know if the hardware has or not freefall detection, it should be > possible to just implement the software detection in the userspace > daemon. People might come up with lots of "clever" algorithms for that, > so it might be better to not do too much in the kernel ;-) Good point; will leave that one for now. > >> >> At the moment the big missing element of the subsystem is an easy way of >> querying what is there. (proc interface similar to that for the input >> subsystem) > You mean /sys/class/input/, right? Indeed, something inspired by the > input subsystem should work well. No, I meant /proc/bus/input/devices which gives machine readable description of all devices registered with the input subsystem and their capabilities. Makes it easier to make userspace code reasonably generic. -- Jonathan -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/