[alsa-devel] How to add a new MIDI device to the usbaudio driver

Daniel Mack zonque at gmail.com
Tue Aug 23 15:16:31 CEST 2011


On Tue, Aug 23, 2011 at 3:12 PM, Kristian Amlie <kristian at amlie.name> wrote:
> Here is the output from one complete run of cu, including connecting,
> pressing a key once on the instrument and killing cu afterwards:
>
> [20380.847492] change_speed(): urb_value: 16696, urb_index: 0
> [20380.849364] update_mctrl(): urb_value: 771, priv->interface: 0
> [20380.851360] change_speed(): urb_value: 49230, urb_index: 0
> [20380.854412] change_speed(): urb_value: 49230, urb_index: 0
> [20380.857361] change_speed(): urb_value: 49230, urb_index: 0
> [20387.615704] change_speed(): urb_value: 16696, urb_index: 0
> [20387.619557] update_mctrl(): urb_value: 768, priv->interface: 0

And now once again without killing cu, please. I'm interested in the
last commands that occur before the device starts working.

Daniel


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