Re: [linux-audio-user] Re: alsa 1.0.9 usb midi controllers

From: Clemens Ladisch <clemens@email-addr-hidden>
Date: Tue Jun 28 2005 - 12:00:27 EEST

James Stone wrote:
> > Is there some output for keys and/or controllers when running "amidi -d -p
> > portname"?
>
> Output is FF for any controller movement.
>
> Also after moving a controller, it disables sensing of keyboard input for
> 10-20 presses.

Strange. Please edit alsa-kernel/usb/usbmidi.c; change the line

/* #define DUMP_PACKETS */

to

#define DUMP_PACKETS

and recompile the driver. Then please send me what the driver writes
to the system log when you're using controllers/keys.

Regards,
Clemens
Received on Thu Jul 7 16:15:45 2005

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