From mboxrd@z Thu Jan 1 00:00:00 1970 From: Nuno Santos Subject: Re: Interacting with a input kernel driver from user space Date: Tue, 15 Nov 2011 09:38:37 +0000 Message-ID: <4EC2331D.1040107@edigma.com> References: <4EC10878.20109@edigma.com> <4EC15CD1.2010409@edigma.com> <201111141057.42310.dmitry.torokhov@gmail.com> <201111150017.17985.oneukum@suse.de> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from mx01.edigma.com ([195.22.21.235]:43520 "EHLO mx01.edigma.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754378Ab1KOJil (ORCPT ); Tue, 15 Nov 2011 04:38:41 -0500 Received: from localhost (localhost.localdomain [127.0.0.1]) by mx01.edigma.com (Postfix) with ESMTP id 857D937618E0 for ; Tue, 15 Nov 2011 09:38:40 +0000 (WET) Received: from mx01.edigma.com ([127.0.0.1]) by localhost (mx01.edigma.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 5UJ0-tJCQy2B for ; Tue, 15 Nov 2011 09:38:40 +0000 (WET) Received: from [192.168.3.103] (unknown [62.28.174.82]) by mx01.edigma.com (Postfix) with ESMTPSA id E640737618D9 for ; Tue, 15 Nov 2011 09:38:39 +0000 (WET) In-Reply-To: <201111150017.17985.oneukum@suse.de> Sender: linux-input-owner@vger.kernel.org List-Id: linux-input@vger.kernel.org To: linux-input@vger.kernel.org On 11/14/2011 11:17 PM, Oliver Neukum wrote: > Am Montag, 14. November 2011, 19:57:41 schrieb Dmitry Torokhov: >> On Monday, November 14, 2011 10:24:17 AM Nuno Santos wrote: >>> Hi, >>> >>> I have defined my first attribute in the following way: >>> >>> static ssize_t usbtouchscreen_update_sensibility(struct device *dev, >>> struct device_attribute *attr, >>> const char *buf, size_t count) >>> { >>> >>> printk(KERN_INFO "update sensibility called"); >>> >> Updating sensibility is always a good thing but I gather you mean >> sensitivity here... >> >> BTW this should probably be a per-user setting and belong to the X driver, >> not kernel driver. I.e. kernel streams all data and userspace (X) decides >> what data do discard according to current user preferences. > Hi, > > before we define yet another interface specific to a driver, could we discuss > whether this interface could be applicable to a wider range of devices Of course. If I can contribute with my little experience for something I would have all the pleasure. Do you guyz want me to describe my case in detail? With my best regards, Nuno