linux-kernel - Re: [ALSA PATCH] alsa-git merge request

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Date:	Wed, 27 Aug 2008 08:02:01 +0200
From:	Takashi Iwai <tiwai@...e.de>
To:	"Guillaume Chazarain" <guichaz@...il.com>
Cc:	"Jaroslav Kysela" <perex@...ex.cz>,
	"Travis Place" <wishie@...hie.net>,
	LKML <linux-kernel@...r.kernel.org>,
	"ALSA development" <alsa-devel@...a-project.org>
Subject: Re: [ALSA PATCH] alsa-git merge request

At Tue, 26 Aug 2008 23:10:55 +0200,
Guillaume Chazarain wrote:
> 
> On Tue, Aug 26, 2008 at 7:59 AM, Takashi Iwai <tiwai@...e.de> wrote:
> > Are you sure both are the same kernel but just one commit reverted?
> 
> I retested, yes.

Thanks for confirmation!

> With or without the revert, model=auto disables sound completely, and
> I get this in dmesg:
> 
> HDA Intel 0000:00:1b.0: PCI INT A disabled
> HDA Intel 0000:00:1b.0: PCI INT A -> GSI 20 (level, low) -> IRQ 20
> HDA Intel 0000:00:1b.0: setting latency timer to 64
> ALSA /home/g/linux-2.6/sound/pci/hda/hda_codec.c:2325: hda_codec:
> model 'auto' is selected
> ALSA /home/g/linux-2.6/sound/pci/hda/hda_codec.c:3021: autoconfig:
> line_outs=1 (0x14/0x0/0x0/0x0/0x0)
> ALSA /home/g/linux-2.6/sound/pci/hda/hda_codec.c:3025:
> speaker_outs=0 (0x0/0x0/0x0/0x0/0x0)
> ALSA /home/g/linux-2.6/sound/pci/hda/hda_codec.c:3029:    hp_outs=1
> (0x15/0x0/0x0/0x0/0x0)
> ALSA /home/g/linux-2.6/sound/pci/hda/hda_codec.c:3030:    mono: mono_out=0x0
> ALSA /home/g/linux-2.6/sound/pci/hda/hda_codec.c:3038:    inputs:
> mic=0x18, fmic=0x0, line=0x1a, fline=0x0, cd=0x0, aux=0x0
> 
> I played with model=intel-mac-auto and model=intel-mac-v3 but it had
> no effect, i.e. same as without the model= parameter.
> 
> So, without model=auto the problem is that I get the output on both
> the internal speakers and the headphones, and this is fixed by
> reverting the commit.

Then this is really a PCI SSID conflict, and reverting the patch is
the right fix (and possibly addition of check of codec SID).

I fixed it now on my tree, and will include it in the next pull
request.


thanks,

Takashi
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