Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932188AbWEMVaU (ORCPT ); Sat, 13 May 2006 17:30:20 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932256AbWEMVaT (ORCPT ); Sat, 13 May 2006 17:30:19 -0400 Received: from linux01.gwdg.de ([134.76.13.21]:38592 "EHLO linux01.gwdg.de") by vger.kernel.org with ESMTP id S932188AbWEMVaS (ORCPT ); Sat, 13 May 2006 17:30:18 -0400 Date: Sat, 13 May 2006 23:30:09 +0200 (MEST) From: Jan Engelhardt To: Thomas Zehetbauer cc: linux-kernel@vger.kernel.org Subject: Re: No DPMS for Console on x86_64 In-Reply-To: <20060513180158.GB2795@localhost.localdomain> Message-ID: References: <20060513180158.GB2795@localhost.localdomain> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 950 Lines: 24 > > Unfortunately it seems that setterm's powersaving (DPMS) capabilities depend an > APM support in the kernel and are therefore unavailable on the x86_64 > architecture. > > This shortcoming may have seemed unimportant when Opteron started in the server > segment but there is a growing number of AMD Turion mobiles that could greatly > benefit from this feature. > There are some backlight drivers in the kernel. Currently however the only supported device is Sharp Corgi. Would it be possible to make DPMS signalling a backlight driver? (Without the APM overhead.) vgacon for example leaves the backlight on while in X11, DPMS is enabled and signals standby after the timeout. Jan Engelhardt -- - 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/