Message-ID: <BANLkTim22Cb3e-ST2Mphn2CRksXWa6GwDw@mail.gmail.com>
Date:	Thu, 28 Apr 2011 12:50:12 +0700
From:	Emmanuel Benisty <benisty.e@...il.com>
To:	Takashi Iwai <tiwai@...e.de>
Cc:	Greg KH <gregkh@...e.de>,
	Andrew Clayton <andrew@...ital-domain.net>,
	alsa-devel@...a-project.org, linux-kernel@...r.kernel.org,
	stable@...nel.org
Subject: Re: 2.6.38.4 broke my audio

On Thu, Apr 28, 2011 at 12:37 PM, Takashi Iwai <tiwai@...e.de> wrote:
> At Thu, 28 Apr 2011 08:07:23 +0700,
> Emmanuel Benisty wrote:
>>
>> [1  <text/plain; UTF-8 (quoted-printable)>]
>> On Thu, Apr 28, 2011 at 2:35 AM, Takashi Iwai <tiwai@...e.de> wrote:
>> > At Wed, 27 Apr 2011 23:17:20 +0700,
>> > Emmanuel Benisty wrote:
>> >>
>> >> [1  <text/plain; UTF-8 (quoted-printable)>]
>> >> On Wed, Apr 27, 2011 at 10:47 PM, Takashi Iwai <tiwai@...e.de> wrote:
>> >> > At Wed, 27 Apr 2011 21:57:32 +0700,
>> >> > Emmanuel Benisty wrote:
>> >> >>
>> >> >> On Wed, Apr 27, 2011 at 3:36 PM, Takashi Iwai <tiwai@...e.de> wrote:
>> >> >> > At Wed, 27 Apr 2011 08:15:28 +0700,
>> >> >> > Emmanuel Benisty wrote:
>> >> >> >>
>> >> >> >> [1  <text/plain; UTF-8 (quoted-printable)>]
>> >> >> >> On Tue, Apr 26, 2011 at 7:49 PM, Takashi Iwai <tiwai@...e.de> wrote:
>> >> >> >> > At Tue, 26 Apr 2011 08:42:59 +0700,
>> >> >> >> > Emmanuel Benisty wrote:
>> >> >> >> >>
>> >> >> >> >> On Tue, Apr 26, 2011 at 3:25 AM, Takashi Iwai <tiwai@...e.de> wrote:
>> >> >> >> >> > At Mon, 25 Apr 2011 10:34:09 -0700,
>> >> >> >> >> > Greg KH wrote:
>> >> >> >> >> >>
>> >> >> >> >> >> On Mon, Apr 25, 2011 at 11:25:29AM +0200, Takashi Iwai wrote:
>> >> >> >> >> >> > At Sun, 24 Apr 2011 17:01:26 -0700,
>> >> >> >> >> >> > Greg KH wrote:
>> >> >> >> >> >> > >
>> >> >> >> >> >> > > On Sun, Apr 24, 2011 at 11:30:37AM +0100, Andrew Clayton wrote:
>> >> >> >> >> >> > > > Hi guys.
>> >> >> >> >> >> > > >
>> >> >> >> >> >> > > > Just upgraded to .4 from .3 and found my audio was _really_ quiet. All
>> >> >> >> >> >> > > > the mixers looked sane.
>> >> >> >> >> >> > > >
>> >> >> >> >> >> > > > A quick check of the changelog and a revert of:
>> >> >> >> >> >> > > >
>> >> >> >> >> >> > > > commit 58541cc27531727f7120683a7cb123ee3ada4bd4
>> >> >> >> >> >> > > > Author: Takashi Iwai <tiwai@...e.de>
>> >> >> >> >> >> > > > Date:   Mon Mar 28 12:05:31 2011 +0200
>> >> >> >> >> >> > > >
>> >> >> >> >> >> > > >     ALSA: hda - Fix pin-config of Gigabyte mobo
>> >> >> >> >> >> > > >
>> >> >> >> >> >> > > >     commit c6b358748e19ce7e230b0926ac42696bc485a562 upstream.
>> >> >> >> >> >> > > >
>> >> >> >> >> >> > > >     Use pin-fix instead of the static quirk for Gigabyte mobos 1458:a002.
>> >> >> >> >> >> > > >
>> >> >> >> >> >> > > >     Bugzilla: https://bugzilla.novell.com/show_bug.cgi?id=677256
>> >> >> >> >> >> > > >     Signed-off-by: Takashi Iwai <tiwai@...e.de>
>> >> >> >> >> >> > > >     Signed-off-by: Greg Kroah-Hartman <gregkh@...e.de>
>> >> >> >> >> >> > > >
>> >> >> >> >> >> > > > made it normal again.
>> >> >> >> >> >> > >
>> >> >> >> >> >> > > Takashi, do you have a fix for this, or should I revert this from the
>> >> >> >> >> >> > > .38 stable tree?  It looks like we now have 2 reports of this problem.
>> >> >> >> >> >> >
>> >> >> >> >> >> > If we need to revert, I'll do it in the upstream first, as it must hit
>> >> >> >> >> >> > to 2.6.39, too.
>> >> >> >> >> >>
>> >> >> >> >> >> True.
>> >> >> >> >> >>
>> >> >> >> >> >> > But let me check this breakage first.  I'll take a look at it more
>> >> >> >> >> >> > deeply tomorrow.
>> >> >> >> >> >>
>> >> >> >> >> >> Ok, that sounds good.
>> >> >> >> >> >
>> >> >> >> >> > Thanks.
>> >> >> >> >> >
>> >> >> >> >> > Andrew, could you give alsa-info.sh outputs on your machine?
>> >> >> >> >> > Preferably, the outputs both before and after the kernel update would
>> >> >> >> >> > be really helpful.
>> >> >> >> >>
>> >> >> >> >> In case it might help, mine are attached too.
>> >> >> >> >
>> >> >> >> > Thanks.  But the output after update (alsa-info.txt.bad) looks weird.
>> >> >> >> > It contains unexpected pin-update for NID 0x15 (found in
>> >> >> >> > /sys/class/sound/hwC0D0/driver_pin_configs), and thus the mixer
>> >> >> >> > elements created don't match with the results on HD-audio emulator.
>> >> >> >> >
>> >> >> >> > Could you double-check whether you have no modification over 2.6.38.4
>> >> >> >> > driver?
>> >> >> >>
>> >> >> >> Hi Takashi,
>> >> >> >>
>> >> >> >> To double check, I have rebuilt .3 and .4 straight from kernel.org
>> >> >> >> sources with the same config (which I attached, just in case).
>> >> >> >> alsa-info.sh outputs are attached.
>> >> >> >
>> >> >> > Thanks.  The bad output still shows the strange pin-config for NID
>> >> >> > 0x15 while it's not found in the good output.
>> >> >> >
>> >> >> > Could you check the following?
>> >> >> >
>> >> >> > 1. Set model=auto option to snd-hda-intel module and boot 2.6.38.3.
>> >> >> >   Get alsa-info.sh output.
>> >> >> >
>> >> >> > 2. Apply fix1.diff patch below to 2.6.38.4, and boot, get alsa-info.sh
>> >> >> >   again.
>> >> >> >
>> >> >> > 3. Reviert fix1.diff, and apply fix2.diff to 2.6.38.4.  The same
>> >> >> >   procedure.
>> >> >> >
>> >> >> > The point to be checked is the widget 0x15.  In a good case, it should
>> >> >> > have the pin config such as:
>> >> >> >  Pin Default 0x411111f0: [N/A] Speaker at Ext Rear
>> >> >> >
>> >> >> > In a bad case, the driver modifies this by some reason to
>> >> >> >  Pin Default 0x99130112: [Fixed] Speaker at Int ATAPI
>> >> >>
>> >> >> Hi Takashi,
>> >> >>
>> >> >> alsa-info.sh outputs are attached. fix1 works, fix2 is still broken.
>> >> >
>> >> > Thanks.  Hm, so it happens only with the patch.  Puzzling.
>> >> >
>> >> > Could you check the messages triggered by the patch below?
>> >> > Does it include 0x15?
>> >>
>> >> attached is what it gives.
>> >
>> > OK, so it's chained wrongly by some reason.  Maybe using bool type
>> > causes a problem for some compiler?
>> >
>> > Could you try the patch below instead?  If it works as expected,
>> > you'll see _no_ Surround volume control.
>>
>> Sorry Takashi, still no luck with this patch.
>
> Please double-check whether the patch was really applied.
> Now there is no debug message seen.  It should still put some
> 'XXX hda_codec: ' lines.  This looks odd.

my bad, I have reverted this patch (the debug one, habit of keeping
the sources unpatched) but the latest one has been applied, sorry.

>> > And, what is your configuration, i.e. which output are you testing?
>> > The output from the speaker and/of from the headphone jack?
>>
>> Ouput from speakers only until now.
>
> You don't plug into the headphone or line-out jack, right?
> Otherwise the speaker output is muted automatically by the jack.

in fact, it's a desktop machine, not a laptop, so speakers are plugged
into the line-out jack.

Thanks.
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