[alsa-devel] M-Audio FTU remaining mixer controls and external clocking support.

[Daniel Mack]

On Aug 26, 2011 3:35 PM, "Grant Diffey" <gdiffey at gmail.com> wrote:
>
> So on my freshly built 3.1-rc1  this applied cleanly but I'm getting
errors every time I try to open the device. on the FTU.
>
> attempting to start jack gives this in dmesg:
>
> [ 2091.951806] stop_endpoints()
> [ 2197.403224] Re-using EP 81 @ffff880003560000
> [ 2197.403243] attr 4
> [ 2197.403929] stop_endpoints()
> [ 2197.403931]  -- data ffff880003560000
> [ 2197.403933]  -- sync           (null)
> [ 2197.403935] Unable to change format on ep #81: already in use
>
> and hitting play on audacity results in the attached dmesg errors.
>
> is this expected currently?

Can you try to just open either the playback or the capture stream
seperately, and not both at the same time?

Daniel