Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752874Ab0KASG6 (ORCPT ); Mon, 1 Nov 2010 14:06:58 -0400 Received: from cantor2.suse.de ([195.135.220.15]:44600 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751560Ab0KASG5 (ORCPT ); Mon, 1 Nov 2010 14:06:57 -0400 Date: Mon, 1 Nov 2010 11:07:40 -0700 From: Greg KH To: Alan Cox Cc: samu.p.onkalo@nokia.com, ext Henrique de Moraes Holschuh , Alan Cox , "akpm@linux-foundation.org" , "linux-kernel@vger.kernel.org" Subject: Re: sysfs and power management Message-ID: <20101101180740.GA17148@suse.de> References: <1288177143.12206.22.camel@4fid08082> <20101027124816.7087436a@linux.intel.com> <62697B07E9803846BC582181BD6FB6B836EB2994F4@NOK-EUMSG-02.mgdnok.nokia.com> <20101027152809.39701917@lxorguk.ukuu.org.uk> <20101029195039.GA26401@suse.de> <20101030140047.GA24464@khazad-dum.debian.net> <1288526275.2313.14.camel@noppispoppis.nmp.nokia.com> <20101031142539.GA25480@suse.de> <1288608087.26073.6.camel@4fid08082> <20101101165701.2fc30368@linux.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20101101165701.2fc30368@linux.intel.com> User-Agent: Mutt/1.5.17 (2007-11-01) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1003 Lines: 22 On Mon, Nov 01, 2010 at 04:57:01PM +0000, Alan Cox wrote: > > I took a look to that. It seems that iio is more or less sysfs based. > > There are ring buffers and event device which are chardev based > > but still the data outside ring buffer and the control is sysfs based. > > IIO is sysfs dependant, heavyweight and makes no sense for some of the > sysfs based drivers. IIO is also staging based and Linus already threw > out the last attempt to unify these drivers sanely with an ALS layer - > which was smaller, cleaner and better ! I think we need to revisit this issue again, before iio is merged to the main kernel tree. I've been totally ignoring the iio user/kernel api at the moment, waiting for things to settle down there. thanks, greg k-h -- 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/