From owner-freebsd-multimedia@FreeBSD.ORG  Mon May 31 15:41:24 2004
Return-Path: <owner-freebsd-multimedia@FreeBSD.ORG>
Delivered-To: freebsd-multimedia@freebsd.org
Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125])
	by hub.freebsd.org (Postfix) with ESMTP id B472E16A4D7
	for <freebsd-multimedia@freebsd.org>;
	Mon, 31 May 2004 15:41:24 -0700 (PDT)
Received: from lakermmtao11.cox.net (lakermmtao11.cox.net [68.230.240.28])
	by mx1.FreeBSD.org (Postfix) with ESMTP id 3502B43D4C
	for <freebsd-multimedia@freebsd.org>;
	Mon, 31 May 2004 15:41:24 -0700 (PDT)	(envelope-from conrads@cox.net)
Received: from ip68-11-70-23.no.no.cox.net ([68.11.70.23])
	by lakermmtao11.cox.netESMTP
	<20040531224109.ESKX15427.lakermmtao11.cox.net@ip68-11-70-23.no.no.cox.net>;
	Mon, 31 May 2004 18:41:09 -0400
Received: from ip68-11-70-23.no.no.cox.net (localhost [127.0.0.1])
	i4VMfBWF053579;	Mon, 31 May 2004 17:41:11 -0500 (CDT)
	(envelope-from conrads@ip68-11-70-23.no.no.cox.net)
Received: (from conrads@localhost)i4VMf6ir053578;
	Mon, 31 May 2004 17:41:06 -0500 (CDT)	(envelope-from conrads)
Message-ID: <XFMail.20040531174106.conrads@cox.net>
X-Mailer: XFMail 1.5.5 on FreeBSD
X-Priority: 3 (Normal)
Content-Type: text/plain; charset=iso-8859-1
Content-Transfer-Encoding: 8bit
MIME-Version: 1.0
In-Reply-To: <20040531123241.GA30498@artax.karlin.mff.cuni.cz>
Date: Mon, 31 May 2004 17:41:06 -0500 (CDT)
From: Conrad Sabatier <conrads@cox.net>
To: Jan Stary <jsta6559@artax.karlin.mff.cuni.cz>
cc: freebsd-multimedia@freebsd.org
Subject: Re: sound: modules or in-kernel?
X-BeenThere: freebsd-multimedia@freebsd.org
X-Mailman-Version: 2.1.1
Precedence: list
Reply-To: conrads@cox.net
List-Id: Multimedia discussions <freebsd-multimedia.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-multimedia>,
	<mailto:freebsd-multimedia-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-multimedia>
List-Post: <mailto:freebsd-multimedia@freebsd.org>
List-Help: <mailto:freebsd-multimedia-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-multimedia>,
	<mailto:freebsd-multimedia-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Mon, 31 May 2004 22:41:25 -0000


On 31-May-2004 Jan Stary wrote:
> Hello,
> 
> is it any different whether I compile my
> device pcm, device sbc, and device sb16
> into the kernel, or load them as modules
> at bootup?
> 
> Especially, are there any latency issues
> I shloud watch for when using the modules?

I use modules, myself.  The main advantage over built-in is that you don't
have any unnecessary code for cards other than the one you're using.

Performance-wise, there's no difference at all that I can see.

-- 
Conrad Sabatier <conrads@cox.net> - "In Unix veritas"