Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760652AbZC0T37 (ORCPT ); Fri, 27 Mar 2009 15:29:59 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752261AbZC0T3u (ORCPT ); Fri, 27 Mar 2009 15:29:50 -0400 Received: from [213.79.90.228] ([213.79.90.228]:58605 "EHLO buildserver.ru.mvista.com" rhost-flags-FAIL-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1753166AbZC0T3u (ORCPT ); Fri, 27 Mar 2009 15:29:50 -0400 Date: Fri, 27 Mar 2009 22:29:47 +0300 From: Anton Vorontsov To: Kristoffer Ericson Cc: cbou@mail.ru, "linux-kernel@vger.kernel.org" Subject: Re: Using POWER or APM for battery handling Message-ID: <20090327192947.GA13609@oksana.dev.rtsoft.ru> Reply-To: avorontsov@ru.mvista.com References: <20090327202406.60885d4a.kristoffer.ericson@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Disposition: inline In-Reply-To: <20090327202406.60885d4a.kristoffer.ericson@gmail.com> User-Agent: Mutt/1.5.18 (2008-05-17) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1074 Lines: 34 Hello Kristoffer, On Fri, Mar 27, 2009 at 08:24:06PM +0100, Kristoffer Ericson wrote: > Hey Anton, > > My machines (HP Jornada 600-series and HP Jornada 700-series) both > rely on batteries for power. Now, in the past it has all > been handled by an APM_EMULATION driver that > essentially detects the current state (loading YES/NO, > POWER_LEFT, ESTIMATED TIME LEFT,...) and adjusts > the state of the machine. > > My question is should I port this to instead > use the power class (drivers/power) or not. The driver is already there: drivers/power/apm_power.c So all you need is Jornada driver for the power supply class, and then apm_power.c will work for your battery driver. Feel free to ask if there is anything still not clear. Thanks, -- Anton Vorontsov email: cbouatmailru@gmail.com irc://irc.freenode.net/bd2 -- 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/