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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/
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