Re: [PATCH] ALSA: usb-audio: Fix control names for Plantronics/Poly Headsets

[Terry Junge <linuxsound@xxxxxxxxxxxxxxxxxxxxxx>]

On 11/15/24 12:19 AM, Takashi Iwai wrote:
> On Thu, 14 Nov 2024 19:44:52 +0100,
> Terry Junge wrote:
>>
>> Thanks Takashi,
>>
>> On 11/13/24 11:10 PM, Takashi Iwai wrote:
>>> On Thu, 14 Nov 2024 07:15:53 +0100,
>>> Wade Wang wrote:
>>>>
>>>> Add a control name fixer for all headsets with VID 0x047F.
>>>>
>>>> Signed-off-by: Terry Junge <linuxhid@xxxxxxxxxxxxxxxxxxxxxx>
>>>> Signed-off-by: Wade Wang <wade.wang@xxxxxx>
>>>
>>> Thanks for the patch, but from the description, it's not clear what
>>> this patch actually does.  What's the control name fixer and how it
>>> behaves?
>>
>> It will be better described in the v2 patch.
>>
>> It modifies names like
>>
>> Headset Earphone Playback Volume
>> Headset Microphone Capture Switch
>> Receive Playback Volume
>> Transmit Capture Switch
>>
>> to
>>
>> Headset Playback Volume
>> Headset Capture Switch
>>
>> so user space will bind to the headset's audio controls.
> 
> OK, that makes sense.  I suppose that both "Headset Earphone Playback
> Volume" and "Receive Playback Volume" don't exist at the same time,
> right?

Yes, that is correct. No device will have both.

Terry