From mboxrd@z Thu Jan 1 00:00:00 1970 From: pavel@suse.cz (Pavel Machek) Date: Thu, 06 Jul 2006 01:12:22 +0000 Subject: [lm-sensors] Generic interface for accelerometers (AMS, HDAPS, Message-Id: <20060706011222.GA5303@elf.ucw.cz> List-Id: References: <20060703124823.GA18821@khazad-dum.debian.net> <20060704075950.GA13073@elf.ucw.cz> <20060704162346.GE9447@khazad-dum.debian.net> <20060704235717.GD11872@elf.ucw.cz> <20060705073455.GA6027@suse.cz> <20060705135816.GA8452@khazad-dum.debian.net> In-Reply-To: <20060705135816.GA8452@khazad-dum.debian.net> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Henrique de Moraes Holschuh Cc: Vojtech Pavlik , lm-sensors@lm-sensors.org, linux-kernel@vger.kernel.org, hdaps-devel@lists.sourceforge.net, Stelian Pop , Michael Hanselmann Hi! > > > > I don't know about AMS, but talking to HDAPS when > > > > you don't need to does waste enough system resources and power to actually > > > > justify implementing this. > > > > I'd doubt any of the accelerometer implementations would consume much > > power or CPU. Actually polling at 100Hz probably _is_ going to be measurable on modern CPUs -- because it means that CPU has to exit C4. It will not be too bad, hopefully. Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965105AbWGFBMm (ORCPT ); Wed, 5 Jul 2006 21:12:42 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S965109AbWGFBMm (ORCPT ); Wed, 5 Jul 2006 21:12:42 -0400 Received: from gprs189-60.eurotel.cz ([160.218.189.60]:404 "EHLO amd.ucw.cz") by vger.kernel.org with ESMTP id S965105AbWGFBMl (ORCPT ); Wed, 5 Jul 2006 21:12:41 -0400 Date: Thu, 6 Jul 2006 03:12:22 +0200 From: Pavel Machek To: Henrique de Moraes Holschuh Cc: Vojtech Pavlik , lm-sensors@lm-sensors.org, linux-kernel@vger.kernel.org, hdaps-devel@lists.sourceforge.net, Stelian Pop , Michael Hanselmann Subject: Re: Generic interface for accelerometers (AMS, HDAPS, ...) Message-ID: <20060706011222.GA5303@elf.ucw.cz> References: <20060703124823.GA18821@khazad-dum.debian.net> <20060704075950.GA13073@elf.ucw.cz> <20060704162346.GE9447@khazad-dum.debian.net> <20060704235717.GD11872@elf.ucw.cz> <20060705073455.GA6027@suse.cz> <20060705135816.GA8452@khazad-dum.debian.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20060705135816.GA8452@khazad-dum.debian.net> X-Warning: Reading this can be dangerous to your mental health. User-Agent: Mutt/1.5.11+cvs20060126 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Hi! > > > > I don't know about AMS, but talking to HDAPS when > > > > you don't need to does waste enough system resources and power to actually > > > > justify implementing this. > > > > I'd doubt any of the accelerometer implementations would consume much > > power or CPU. Actually polling at 100Hz probably _is_ going to be measurable on modern CPUs -- because it means that CPU has to exit C4. It will not be too bad, hopefully. Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html