snd-rn-pci-acp3x - auto dmic detection unreliable

Mukunda,Vijendar vijendar.mukunda at amd.com
Mon Dec 7 11:08:08 CET 2020



On 07/12/20 3:15 pm, Jaroslav Kysela wrote:
> Dne 07. 12. 20 v 10:51 Mukunda,Vijendar napsal(a):
>>
>> Corrected typo error.
>>
>> On 07/12/20 3:19 pm, Mukunda,Vijendar wrote:
>>>
>>>
>>> On 07/12/20 2:22 pm, Jaroslav Kysela wrote:
>>>> Dne 18. 11. 20 v 10:25 Mukunda, Vijendar napsal(a):
>>>>> [AMD Public Use]
>>>>
>>>> AMD: You just replicated my original question without any answer (2
>>>> weeks+).
>>>> Do you have something to share or do you not support your code?
>>>
>>> We are already provided reply on 18th Nov.
>>>
>>> _WOV integer value should be set only when DMIC is connected to APU.
>>> When DMIC is not connected to APU,  _WOV integer value should be set to
>>> zero by BIOS.
>>>
>>>    DMIC doesn't had auto presence detect logic on AMD platforms and DMIC
>>> connection to AMD platform is simple wiring.
>>> Whether DMIC connected to APU or HDAUDIO codec can be decided by ODMs.
>>>
>> ODM BIOS has to update the _WOV method value based on DMIC connected to APU
>>> or not.
> 
> Thank you. Please, format correctly your e-mail messages, do not write your
> answers inside the old text without '>' markers:

Sorry it's my bad. Due to limited access to my linux machine, Last time 
I have replied from Outlook server instead of thunder bird mail client 
which resulted format related issues.

-
Vijendar


> 
> https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Fmailman.alsa-project.org%2Fpipermail%2Falsa-devel%2F2020-November%2F177218.html&data=04%7C01%7Cvijendar.mukunda%40amd.com%7C9aec4eab94f2443adc1e08d89a94cfd6%7C3dd8961fe4884e608e11a82d994e183d%7C0%7C0%7C637429311243402463%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C1000&sdata=wn7KBu8KbQOWaR9PEnyDwbLR%2B%2B86Z2xFRAnyUy%2FN3YQ%3D&reserved=0
> 
> I just overlooked your lines inside my forwarded message.
> 
> So the problem is that the hardware vendors do not do the right job in this case.
> 
> 			Thank you again,
> 					Jaroslav
> 


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