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Date: Thu, 16 Apr 2015 15:53:13 +0200
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From: Takashi Iwai <tiwai@suse.de>
To: Markus Trippelsdorf <markus@trippelsdorf.de>
Cc: linux-kernel@vger.kernel.org
Subject: Re: Commit a551d91473 (ALSA: hda - Use regmap for command verb caches, too) breaks TOSLINK
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At Thu, 16 Apr 2015 15:42:08 +0200,
Markus Trippelsdorf wrote:
> 
> On 2015.04.16 at 15:23 +0200, Takashi Iwai wrote:
> > At Thu, 16 Apr 2015 13:14:00 +0200,
> > Markus Trippelsdorf wrote:
> > > 
> > > On 2015.04.16 at 09:56 +0200, Takashi Iwai wrote:
> > > > At Thu, 16 Apr 2015 09:15:04 +0200,
> > > > Markus Trippelsdorf wrote:
> > > > > 
> > > > > Hi,
> > > > > 
> > > > > since commit a551d914:
> > > > > Author: Takashi Iwai <tiwai@suse.de>
> > > > > Date:   Thu Feb 26 12:34:49 2015 +0100
> > > > > 
> > > > >     ALSA: hda - Use regmap for command verb caches, too
> > > > > 
> > > > > my DAC receives no signal over TOSLINK-S/PDIF anymore.
> > > > > 
> > > > > Reverting the commit on top of the current Linus tree "fixes" the issue.
> > > > 
> > > > Could you give alsa-info.sh outputs from both working and non-working
> > > > cases?  Run the script with --no-upload option and give attachments
> > > > (better compressed).  Take snapshots while you're testing the
> > > > playback.
> > > 
> > > Attached.
> > 
> > Thanks.  Could you try the patch below?
> 
> Your patch fixes the issue. Many thanks.

Great, I merged the patch now.

Thanks for your report and quick test!


Takashi