[alsa-devel] Enable HP machine to enable capture mute led and output mute led

[Kailang]

Attach again.
It include below infomations.
Thanks.

> At Wed, 18 Jun 2014 17:13:57 +0800,
> Kailang wrote:
>> 
>> Hi Takashi,
>> 
>> Attach was HP mute led support patch.
>> It use Line1 vref and Mic1 vref to control mute led for ALC282.
>> Line1 vref to control output mute led.
>> Mic1 vref to control input mute led.
>> 
>> It use GPIO3 and Mic1 vref to control mute led for ALC280.
>> GPIO3 to control output mute led.
>> Mic1 vref to control input mute led.
> 
> Could you include this kind of information in the patch changelog?
> The changelog text is way too short.
> 
>> For the DMI string for output mute led application.
>> I already request from HP to support it in next release.
>> 
>> HP_Mute_LED_0_A  => use Mic1 vref to control mute led.
>> Is the string right?
>> I have tested upper string for Mic1 mute led.
> 
> Yes, this has been working for some machines, AFAIK.
> 
> 
> thanks,
> 
> Takashi
> 
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