Re: headphone volume levels cannot be manipulated by mixerctl

2019-04-28 Thread Christian Weisgerber
On 2019-04-27, Christian Weisgerber wrote: > It is my theoretical understanding that USB audio gadgets typically > come with a uhid(4) device, as does yours above, and you would use > usbhidctl(1) to list and manipulate the available controls. No, that is wrong. Looking over uaudio.c, I now

Re: headphone volume levels cannot be manipulated by mixerctl

2019-04-28 Thread Alexandre Ratchov
On Sat, Apr 27, 2019 at 10:10:07AM -0500, joshua stein wrote: > On Sat, 27 Apr 2019 at 14:20:32 -, Christian Weisgerber wrote: > > However, as in this example, I think you will only get a few generic > > controls. > > > > It is my theoretical understanding that USB audio gadgets typically > >

Re: headphone volume levels cannot be manipulated by mixerctl

2019-04-27 Thread joshua stein
On Sat, 27 Apr 2019 at 14:20:32 -, Christian Weisgerber wrote: > However, as in this example, I think you will only get a few generic > controls. > > It is my theoretical understanding that USB audio gadgets typically > come with a uhid(4) device, as does yours above, and you would use >

Re: headphone volume levels cannot be manipulated by mixerctl

2019-04-27 Thread Christian Weisgerber
On 2019-04-27, Levente wrote: > The headphone in question is the Platronics RIG 500 HD, which connects > through the USB port (instead of 3.5mm jacks). > mixerctl output is provided below along with dmesg. Your headphones, which are really a USB audio adapter with attached headphones, are a

Re: headphone volume levels cannot be manipulated by mixerctl

2019-04-27 Thread Marc Espie
If you want to be read, configure your email to send normal messages. All I see is "Signed data", and I'm not necessarily going to open attachments to see what you're saying on a public mailing-list.