From owner-freebsd-current@FreeBSD.ORG Sat Jul 3 21:12:00 2010 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 6ABD91065674 for ; Sat, 3 Jul 2010 21:12:00 +0000 (UTC) (envelope-from elvis4526@gmail.com) Received: from mail-qy0-f175.google.com (mail-qy0-f175.google.com [209.85.216.175]) by mx1.freebsd.org (Postfix) with ESMTP id 23F0F8FC22 for ; Sat, 3 Jul 2010 21:11:59 +0000 (UTC) Received: by qyk30 with SMTP id 30so1142273qyk.13 for ; Sat, 03 Jul 2010 14:11:47 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:received:received:in-reply-to :references:date:message-id:subject:from:to:cc:content-type; bh=cz6AnOnFrTiwuYX87twcGpV08wNd3qz7tpjNmGpiOAM=; b=JAQ/3N3ZxXoS+kYAFAH1zmub2Cy+qmB0PwSjvtrsh/H2X7cA+Rq9xOdXz0eFNipQQ5 JbQ/sfGRWpRcjJEVqngpZUAv/WS20MU/GdZp2CosGW4DuZh3ttxCjEVhaUtX4UZ/sQYX sa9zCp06yMUDFFPEBYxpIKw2w96UY4d54JbiI= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; b=o2MqI/6JyljPKZb+4jupAPXP7XhuOwPKgD60Bvwo9ts6R/ibdTlotS7HThx5bFGmCo CTgG/I1uJnxg+PpiCtHntHA8UCPw2PeI5ErtnHKr+uSEeziqJXB9GxWIXXupMCqwlN3c tV9h8Lrcoqe0cXSJbbl9A92Ma2Z6/qKCeVIrM= MIME-Version: 1.0 Received: by 10.224.89.66 with SMTP id d2mr358043qam.222.1278189779740; Sat, 03 Jul 2010 13:42:59 -0700 (PDT) Received: by 10.229.184.149 with HTTP; Sat, 3 Jul 2010 13:42:59 -0700 (PDT) In-Reply-To: <201007021315.59575.naylor.b.david@gmail.com> References: <201007021315.59575.naylor.b.david@gmail.com> Date: Sat, 3 Jul 2010 16:42:59 -0400 Message-ID: From: LOL To: David Naylor Content-Type: text/plain; charset=ISO-8859-1 X-Content-Filtered-By: Mailman/MimeDel 2.1.5 Cc: freebsd-current@freebsd.org Subject: Re: [regression] snd_hda and "channel dead" X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 03 Jul 2010 21:12:00 -0000 Me too on FreeBSD-8.1-RC2 I have problems with my intel chipset. Before I just had to load the snd_hda module and it was okay but now even when I load it, the sound works but I cannot acess to the mixer in gnome because it says : waiting for sound system to respond and I need to close the windows. 2010/7/2 David Naylor > Hi, > > I'm having a problem with sound via hda driver. After a while of playing > sound it stops with: > > pcm0: chn_write(): pcm0:virtual:dsp0.vp0: play interrupt timeout, channel > dead > > showing up in dmesg. After that no sound is played and Amarok skips > through > tracks quickly (it "plays" sounds to fast)... > > After setting dev.hdac.0.polling=1 sound works again. > > This is with a custom kernel that has sound compiled in and without > debugging > options. > > A known good kernel is from ~ 13 May while the bad kernel is ~ 1 day old. > > Some further information: > # dmesg | grep hdac > hdac0: mem > 0xe7000000-0xe7003fff > irq 21 at device 16.1 on pci0 > hdac0: HDA Driver Revision: 20100226_0142 > hdac0: [ITHREAD] > hdac0: HDA Codec #0: Realtek ALC888 > pcm0: at cad 0 nid 1 on hdac0 > pcm1: at cad 0 nid 1 on hdac0 > pcm2: at cad 0 nid 1 on hdac0 > hdac0: mem > 0xe7000000-0xe7003fff > irq 21 at device 16.1 on pci0 > hdac0: HDA Driver Revision: 20100226_0142 > hdac0: [ITHREAD] > hdac0: HDA Codec #0: Realtek ALC888 > pcm0: at cad 0 nid 1 on hdac0 > pcm1: at cad 0 nid 1 on hdac0 > pcm2: at cad 0 nid 1 on hdac0 > > and > > # grep '^C.*FLAGS' /etc/make.conf > CFLAGS+= -DNDEBUG > > Is there anything I can do to assist diagnostics? > > Regards, > > David >