From mboxrd@z Thu Jan  1 00:00:00 1970
From: "Christopher J. Atherton" <the8lack8ox@gmail.com>
Subject: Re: No headphone output on HT Omega Claro Halo
Date: Fri, 06 Mar 2009 20:43:57 -0500
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References: <49B0965A.1040208@gmail.com> <49B0F9F3.2060208@ladisch.de>
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To: Clemens Ladisch <clemens@ladisch.de>, alsa-devel@alsa-project.org
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Christopher J. Atherton wrote:
> Clemens Ladisch wrote:
>> Christopher J. Atherton wrote:
>>> I have an HT Omega Claro Halo (CMI8878) card that is not entirely
>>> working.  This card has two analog outputs, a pair of RCA connectors and
>>> also a separate headphone output (3.5mm jack).  The RCA outputs work,
>>> but the headphone output, which notably passes a signal from a built in
>>> headphone amp, does not.
>> Please try this patch:
>>
>> --- linux/sound/pci/oxygen/oxygen.c
>> +++ linux/sound/pci/oxygen/oxygen.c
>> @@ -200,6 +200,8 @@ static void halo_init(struct oxygen *chip)
>>  {
>>  	ak4396_init(chip);
>>  	ak5385_init(chip);
>> +	oxygen_set_bits16(chip, OXYGEN_GPIO_CONTROL, 0x100);
>> +	oxygen_set_bits16(chip, OXYGEN_GPIO_DATA, 0x100);
>>  }
>>  
>>  static void generic_cleanup(struct oxygen *chip)
> 
> That did the trick.  Many thanks!  However, I've now noticed that the
> PCM volume control doesn't work at all, which is somewhat inconvenient
> since the card is very loud and Master only makes my 64 ohm headphones
> comfortable at "5" (-25 dB).
> 
> -- Kristoff

OK, nevermind.  I've been fiddling around a bit, and finally got the PCM
control working.  Not sure about what happened, but after reconfiguring
and reinstalling the drivers several times, the PCM control works
normally.  Thanks again.

-- Kristoff