linux-kernel - Re: 2.6.28-rc regression: digital audio inactive after resume from suspend

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Message-ID: <s5hiqqcra95.wl%tiwai@suse.de>
Date:	Tue, 25 Nov 2008 00:10:14 +0100
From:	Takashi Iwai <tiwai@...e.de>
To:	Tino Keitel <tino.keitel@....de>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: 2.6.28-rc regression: digital audio inactive after resume from	suspend

At Mon, 24 Nov 2008 22:22:25 +0100,
Tino Keitel wrote:
> 
> Hi,
> 
> the digital audio out (optical) is inactive (no red light, and
> therefore silent) after resume from suspend on my Mac mini Core Duo.
> When I disable and enable the IEC958 toggle, it works again.
> 
> This didn't happen with 2.6.27. Currently, I use 2.6.28-rc6 as of
> commit ged31348.
> 
> This is the hardware in lspci:
> 
> 00:1b.0 Audio device [0403]: Intel Corporation 82801G (ICH7 Family)
> High Definition Audio Controller [8086:27d8] (rev 02)
> 	Subsystem: Sigmatel Device [8384:7680]
> 	Flags: bus master, fast devsel, latency 0, IRQ 22
> 	Memory at 90440000 (64-bit, non-prefetchable) [size=16K]
> 	Capabilities: <access denied>
> 	Kernel driver in use: HDA Intel
> 	Kernel modules: snd-hda-intel
> 
> The dmesg output with 2.6.27 and 2.6.28-rc are here:
> 
> http://tikei.de/dmesg_2.6.27.5
> http://tikei.de/dmesg_2.6.28-rc6

Could you run alsa-info.sh with --no-upload option on both kernels
and attach the generated files?  The script is found at
    http://www.alsa-project.org/alsa-info.sh


thanks,

Takashi
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