From owner-freebsd-multimedia@FreeBSD.ORG Tue Nov 16 14:44:02 2010 Return-Path: Delivered-To: freebsd-multimedia@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 86B91106566C; Tue, 16 Nov 2010 14:44:02 +0000 (UTC) (envelope-from bruce@cran.org.uk) Received: from muon.cran.org.uk (muon.cran.org.uk [IPv6:2a01:348:0:15:5d59:5c40:0:1]) by mx1.freebsd.org (Postfix) with ESMTP id 4A1BD8FC14; Tue, 16 Nov 2010 14:44:02 +0000 (UTC) Received: from muon.cran.org.uk (localhost [127.0.0.1]) by muon.cran.org.uk (Postfix) with ESMTP id 9F847E71F4; Tue, 16 Nov 2010 14:44:01 +0000 (GMT) Received: from core.nessbank (client-86-27-19-226.glfd.adsl.virginmedia.com [86.27.19.226]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by muon.cran.org.uk (Postfix) with ESMTPSA; Tue, 16 Nov 2010 14:44:00 +0000 (GMT) From: Bruce Cran To: freebsd-stable@freebsd.org Date: Tue, 16 Nov 2010 14:44:00 +0000 User-Agent: KMail/1.13.5 (FreeBSD/9.0-CURRENT; KDE/4.5.3; amd64; ; ) References: <20101115093709.GA1452@birne.dunkelkammer.void> In-Reply-To: <20101115093709.GA1452@birne.dunkelkammer.void> MIME-Version: 1.0 Content-Type: Text/Plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Message-Id: <201011161444.00227.bruce@cran.org.uk> Cc: freebsd-multimedia@freebsd.org Subject: Re: 8.1-RELEASE: snd_hda works as module only, suspend/resume leaves display off X-BeenThere: freebsd-multimedia@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Multimedia discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 16 Nov 2010 14:44:02 -0000 On Monday 15 November 2010 09:37:09 Stefan Walter wrote: > Suspend To RAM (S3) works by using "acpiconf -s 3", and pushing the power > button wakes the system up again. Everything seems to work, only the LCD > monitor remains off. (There also seem to be occasional cases in which the > keyboard doesn't work any more, but I haven't really looked at that, yet. > Usually, the system comes back up properly.) Loading dpms(4) doesn't seem > to make a difference. The only way to turn the display on again seems to > be typing "shutdown -r now" blindly. What graphics card do you have? If it's nVidia, try building the driver with ACPI_PM enabled and running "acpiconf -s3" from X11. That boots the video chip up on my laptop at least - though it seems some corruption occurs because I've had some odd panics afterwards in the fs and vm subsystems, and attempting to suspend for a second time results in the system rebooting instead. -- Bruce Cran