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From: "Dmitry E. Mikhailov" <sexandvodka@gmail.com>
To: alsa-devel@alsa-project.org
Subject: IBM X41 laptop, no headphone detection after s2ram cycle
Date: Wed, 25 Jun 2008 22:06:13 +0600	[thread overview]
Message-ID: <200806252206.13236.sexandvodka@gmail.com> (raw)

Hi,

For about a year I got a following problem.

After s2ram cycle I got only sound from internal speaker, even if the 
headphones are plugged in.

s2disk (hibernate) restores the functionality.



Sometimes (rare!) I got the functionality after s2ram. If I repeat s2ram, it 
stops working again.

I compared ALSA registers before and after: they are all the same.

It was Ok when I got Fedora7 with kernel 2.6.18 installed. But even if I 
restore 2.6.18 now, things don't go right.

Before the Switch from 'another proprietary OS' it was also Ok.

With Fedora9 I got a famous 'alsasound' service. It's restart doesn't help. 
Reloading modules doesn't help. Unload prior to s2ram and load after it 
doesn't help. Rolling ALSA back doesn't seem to help but I 
could do it wrong way. 
Tested kernels: 2.6.18.something, 2.6.19, 2.6.20, 2.6.20.4, 
2.6.22, 2.6.22.something, 2.6.23, 2.6.23.6, 2.6.23.12, 2.6.23.12, 2.6.25, 
2.6.25.3, 2.6.25.14 (current).

Or it's a hardware failure? As a last resort I'll reinstall /\/\$ \/\/in to 
check.

	Best regards, Dmitry Mikhailov

                 reply	other threads:[~2008-06-25 16:07 UTC|newest]

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