[alsa-devel] HD-Audio device unsuppored (Nvidia G2xx-series GPU implemented)

[Stefan Ringel]

Am 21.12.2009 15:41, schrieb Stefan Ringel:
> Am 21.12.2009 11:55, schrieb Takashi Iwai:
>   
>> At Sat, 19 Dec 2009 13:36:23 +0100,
>> Stefan Ringel wrote:
>>   
>>     
>>> Am 16.12.2009 22:15, schrieb Stefan Ringel:
>>>     
>>>       
>>>> Am 14.12.2009 18:45, schrieb Takashi Iwai:
>>>>   
>>>>       
>>>>         
>>>>> At Mon, 14 Dec 2009 12:52:40 +0100,
>>>>> I wrote:
>>>>>   
>>>>>     
>>>>>         
>>>>>           
>>>>>>>         
>>>>>>>             
>>>>>>>               
>>>>>>     
>>>>>>       
>>>>>>           
>>>>>>             
>>>>>>>>> one codec-id missed (0x10de000d) and codec-name is "G2xx HDMI".
>>>>>>>>>             
>>>>>>>>>                 
>>>>>>>>>                   
>>>>>>>       
>>>>>>>
>>>>>>> OK, I'll update.
>>>>>>>         
>>>>>>>             
>>>>>>>               
>>>>>>     
>>>>>>       
>>>>>>           
>>>>>>             
>>>>> Below is the updated patch.  This also replaces the PCI ID check using
>>>>> the generic hd-audio class check.
>>>>>
>>>>>
>>>>> Takashi
>>>>>
>>>>>   
>>>>>     
>>>>>         
>>>>>           
>>>> Hi Takashi,
>>>>
>>>> I have a theory,
>>>>
>>>> 4 codec with 2 channels bundling to one pcm device for 8 channels
>>>> uncompressed lpcm audio and compressed audio over first codec.
>>>>
>>>> Actual configuration is 4 separate pcm device.
>>>>
>>>>
>>>>   
>>>>       
>>>>         
>>> Hi Takashi,
>>>  
>>> I tested your patch and it doesn't work.
>>> I checked caps from nodes 0x04 and 0x05 and comparing with  
>>> http://download.intel.com/standards/hdaudio/pdf/hda034-a2.pdf. document.
>>> The configuration is 4 full HDMI codec not 4 2-channels pcm codec. It
>>> have CP-flag, ext-channel and in pin-widget that HDMI-flag.
>>>     
>>>       
>> But still it's not sure whether it's really compliant.
>> Nvidia HDMI codecs have been incompatible with that standard although
>> they have already supported 8 channels.
>> And, one wonders why there are 4 HDMI codecs there.
>>
>> Anyway, try to set up just one codec and don't do anything else.
>> If it's a standard codec, patch_intelhdmi.c would work.  Create a new
>> patch code that ignores the instances with codec->addr > 1, so that
>> you concentrate on only the first codec address.
>> Or, patch_atihdmi.c can be used by changing the fixed pins...
>>
>>
>> Takashi
>>
>>     
> I tested your patch  with using HDA-Analyzer once again. I enabled and
> disabled the codecs step to step and as I enabled the second codec I
> hear rear left and rear right, but not other channels. As I enabled all
> codecs I hear only rear
> left and rear right.
>
> Stefan Ringel <stefan.ringel at arcor.de>
>
>   
Hi Takashi,

I have tested with patch_intelhdmi.c and it works, and I have tested
with patch_atihdmi.c (changing convert nid and pin nid) and it works
also. But I have problems to attach codec #2 and #3.
Next I'm updating patch_nvhdmi.c and testing it.

-- 
Stefan Ringel <stefan.ringel at arcor.de>

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