Re: [Alsa-user] USB Audio device errors

[Clemens L. <cl...@la...>]

Aleksandar loncar wrote:
> i have usbaudio device uac3556b. Now I use some
> debugging messages and don't now what to do, problem
> is with bmRequestType (0x21 = Set Request Values) and
> bRequest (0x04 = SET_RES, set resolution),  when that
> happens function usb_control_msg
> (kernel/drivers/usb/core/message.c) return err code
> -EPIPE = -32,

-EPIPE is "pipe stalled".  This means that the device did not want to
handle your request, probably because of some invalid parameter.


HTH
Clemens