[<prev] [next>] [<thread-prev] [day] [month] [year] [list]
Message-ID: <s5hwrqenmz4.wl%tiwai@suse.de>
Date: Wed, 22 Sep 2010 11:31:27 +0200
From: Takashi Iwai <tiwai@...e.de>
To: Aki Parviainen <aki.parviainen@....fi>
Cc: alsa-devel@...a-project.org, linux-kernel@...r.kernel.org,
perex@...ex.cz
Subject: Re: PROBLEM: snd_intel_hda audio regression in 2.6.36-rc5
At Tue, 21 Sep 2010 20:32:54 +0300,
Aki Parviainen wrote:
>
> I've noticed an audio related problem in 2.6.36-rc5: when using 2.6.36-rc5 kernel
> I don't get normal two channel PCM audio at all on my machine, however multichannel audio
> works just fine.
What does this mean exactly? Could you show your test method?
> I'm using snd_hda_intel and I've configured ALSA to send all
> audio to spdif output. With earlier kernel versions this kind of setup works
> just fine but with 2.6.36-rc5 only audio that works is digital preencoded audio (5.1 dolby digital from
> dvd:s / mkv:s) works. There's no errors or anything but nothing comes to my
> amplifier. I've also tested 2.6.36-rc4 and it has the same problem, in the past I've never had any audio problems with mainline kernels.
Which kernel did it work?
> Booting with earlier kernel solves the problem immediately.
Run alsa-info.sh (with --no-upload option) on both working and
non-working kernel, and attach two files for compare. This will give
a more clear sight what is different between them.
thanks,
Takashi
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists