From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754570Ab0DAPBc (ORCPT ); Thu, 1 Apr 2010 11:01:32 -0400 Received: from cantor2.suse.de ([195.135.220.15]:45288 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751562Ab0DAPBZ (ORCPT ); Thu, 1 Apr 2010 11:01:25 -0400 Date: Thu, 01 Apr 2010 17:01:24 +0200 Message-ID: From: Takashi Iwai To: Harald Dunkel Cc: Kernel Mailing List Subject: Re: 2.6.33.1 regression: sound splutters In-Reply-To: <4BB4B32C.8080501@afaics.de> References: <4BB1E34B.5030207@darkharri.de> <4BB467AD.7070001@afaics.de> <4BB4B32C.8080501@afaics.de> User-Agent: Wanderlust/2.15.6 (Almost Unreal) SEMI/1.14.6 (Maruoka) FLIM/1.14.9 (=?UTF-8?B?R29qxY0=?=) APEL/10.7 Emacs/23.1 (x86_64-suse-linux-gnu) MULE/6.0 (HANACHIRUSATO) MIME-Version: 1.0 (generated by SEMI 1.14.6 - "Maruoka") Content-Type: text/plain; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org At Thu, 01 Apr 2010 16:52:28 +0200, Harald Dunkel wrote: > > On 04/01/10 11:39, Takashi Iwai wrote: > > > > OK, what about enable_msi=0 option for snd-hda-intel module? > > > > Now it works. > > I have no idea what this enable_msi thing is about, but according > to Documentation/sound/alsa/ALSA-Configuration.txt it should be off > by default. This was enabled as default but for Nvidia controller since 2.6.33. I'll need to update the document, too... > Would you suggest to make this change permanent? Apply the patch like below. Replace "Unknown PC" with something more useful. Could you tell more details about your machine, which vendor, product name etc to fill there? Then I'll commit the fix to the upstream. thanks, Takashi --- diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c index b185afd..f45ab94 100644 --- a/sound/pci/hda/hda_intel.c +++ b/sound/pci/hda/hda_intel.c @@ -2366,6 +2366,7 @@ static struct snd_pci_quirk msi_black_list[] __devinitdata = { SND_PCI_QUIRK(0x1043, 0x81f6, "ASUS", 0), /* nvidia */ SND_PCI_QUIRK(0x1043, 0x822d, "ASUS", 0), /* Athlon64 X2 + nvidia MCP55 */ SND_PCI_QUIRK(0x1849, 0x0888, "ASRock", 0), /* Athlon64 X2 + nvidia */ + SND_PCI_QUIRK(0xa0a0, 0x0575, "Unknown PC", 0), /* Unknown PC */ {} };