Re: Headphone jack and auto-mute of speak output

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On 2010-10-07 15:43, Raymond Yau wrote:
> 2010/10/7 Davyd McColl<davydm@xxxxxxxxx>
>
>> Good day
>>
>> I'm new to this list (though I've done some searching, I'm sure I could
>> have
>> missed something), so please bear with me.
>>
>> I filed a bug report recently against Ubuntu with respect to the problem
>> I'm
>> experiencing (as per the subject: jacking in my headphones doesn't mute the
>> speaker output) and was informed that the decision had been made upstream
>> as
>> a design intention. I was linked off to:
>>
>> http://mailman.alsa-project.org/pipermail/alsa-devel/2010-August/030071.html
>> with respect to the thread on this topic. I'd like to raise it again
>> though,
>> perhaps as a configurable feature, for the following reasons:
>>
>
> Enable auto-muting in model=auto only for devices with HP and speakers.
>
> http://git.alsa-project.org/?p=alsa-kernel.git;a=commitdiff;h=2a2ed0dfc9ec44a899c7d4672f73f2c045099118;hp=299f293b3428ae6d73406642cd7d41f08d524c83
>
>
> if the bios set your laptop 's speaker as line out , you need to implement a
> new model for your laptop ,

Can't you just override the pin config (via user_pin_configs in sysfs, 
or a patch file) in this case?

-- 
David Henningsson, Canonical Ltd.
http://launchpad.net/~diwic
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