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

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <50e6f713-0fdd-45bf-94c6-6241e008b683@cosmicgizmosystems.com>
Date: Fri, 15 Nov 2024 18:10:15 -0800
From: Terry Junge <linuxsound@...micgizmosystems.com>
To: Takashi Iwai <tiwai@...e.de>,
 Terry Junge <linuxhid@...micgizmosystems.com>
Cc: Wade Wang <wade.wang@...com>, perex@...ex.cz, tiwai@...e.com, kl@...wtf,
 wangdicheng@...inos.cn, k.kosik@...look.com, linux-sound@...r.kernel.org,
 linux-kernel@...r.kernel.org, stable@...r.kernel.org
Subject: Re: [PATCH] ALSA: usb-audio: Fix control names for Plantronics/Poly
 Headsets

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@...micgizmosystems.com>
>>>> Signed-off-by: Wade Wang <wade.wang@...com>
>>>
>>> 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