Re: ThinkPad x250 with USB DAC (Audioquest DragonFly v1.2)

2017-05-10 Thread Stuart Henderson
On 2017-05-09, Caolan McMahon wrote: > I recently installed OpenBSD 6.1 on my Lenovo ThinkPad x250. I use a > USB DAC to listen to music because the built-in laptop audio is > terrible. That's useful information, the internal audio on older Thinkpads is pretty good so

Re: ThinkPad x250 with USB DAC (Audioquest DragonFly v1.2)

2017-05-09 Thread G
https://marc.info/?l=openbsd-misc=149408763225691=2 On 05/09/17 23:09, G wrote: > i had problems with xhci driver too. > I get > "xhci0: wrong trb index (-1956096) max is 255" > > I dont know if its relevant. > > On 05/09/17 13:18, Stefan Sperling wrote: >> On Tue, May 09, 2017 at 11:00:26AM

Re: ThinkPad x250 with USB DAC (Audioquest DragonFly v1.2)

2017-05-09 Thread G
i had problems with xhci driver too. I get "xhci0: wrong trb index (-1956096) max is 255" I dont know if its relevant. On 05/09/17 13:18, Stefan Sperling wrote: > On Tue, May 09, 2017 at 11:00:26AM +0100, Caolan McMahon wrote: >> uaudio_chan_open: error creating pipe: err=INVAL endpt=0x01 > >

Re: ThinkPad x250 with USB DAC (Audioquest DragonFly v1.2)

2017-05-09 Thread Alexandre Ratchov
On Tue, May 09, 2017 at 11:00:26AM +0100, Caolan McMahon wrote: > > $ usbdevs > addr 1: xHCI root hub, Intel > addr 5: AudioQuest DragonFly, AudioQuest inc. > addr 2: VFS5011 Fingerprint Reader, Validity Sensors > addr 3: Bluetooth, Intel > addr 4: Integrated Camera, J8AECPB08 > addr 1: EHCI

Re: ThinkPad x250 with USB DAC (Audioquest DragonFly v1.2)

2017-05-09 Thread Stefan Sperling
On Tue, May 09, 2017 at 11:22:17AM +0100, Caolan McMahon wrote: > Thanks Stefan. Do you know if anyone is working on this? I am not aware of anyone working on this at present. I hope it will happen some day. I would also benefit from this since one of my laptops has its internal audio device

Re: ThinkPad x250 with USB DAC (Audioquest DragonFly v1.2)

2017-05-09 Thread Caolan McMahon
Thanks Stefan. Do you know if anyone is working on this? On 9 May 2017 at 11:18, Stefan Sperling wrote: > On Tue, May 09, 2017 at 11:00:26AM +0100, Caolan McMahon wrote: >> uaudio_chan_open: error creating pipe: err=INVAL endpt=0x01 > > The problem is that xhci(4) does not yet

Re: ThinkPad x250 with USB DAC (Audioquest DragonFly v1.2)

2017-05-09 Thread Stefan Sperling
On Tue, May 09, 2017 at 11:00:26AM +0100, Caolan McMahon wrote: > uaudio_chan_open: error creating pipe: err=INVAL endpt=0x01 The problem is that xhci(4) does not yet support isochronous transfers which are needed for USB audio devices to work.

ThinkPad x250 with USB DAC (Audioquest DragonFly v1.2)

2017-05-09 Thread Caolan McMahon
I recently installed OpenBSD 6.1 on my Lenovo ThinkPad x250. I use a USB DAC to listen to music because the built-in laptop audio is terrible. OpenBSD appears to detect the USB audio device, but is unable to play any sound through it. I've seen similar posts on this list regarding USB 2.0 audio