Re: [linux-audio-user] novation remote 25 usb midi controller

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Subject: Re: [linux-audio-user] novation remote 25 usb midi controller
From: Clemens Ladisch (clemens_AT_ladisch.de)
Date: Fri Aug 01 2003 - 10:26:52 EEST


Eric Dantan Rzewnicki wrote:
> Jul 31 16:35:27 box1 kernel: hub.c: USB new device connect on bus1/1,
> assigned device number 3
> Jul 31 16:35:27 box1 kernel: usb.c: USB device 3 (vend/prod
> 0x1235/0x4661) is not claimed by any active driver.
> Jul 31 16:35:30 box1 usb.agent: ... no modules for USB product
> 1235/4661/101
>
> box1:~# cat /proc/bus/usb/devices
> ...
> T: Bus=01 Lev=01 Prnt=01 Port=00 Cnt=01 Dev#= 3 Spd=12 MxCh= 0
> D: Ver= 1.00 Cls=00(>ifc ) Sub=00 Prot=00 MxPS= 8 #Cfgs= 1
> P: Vendor=1235 ProdID=4661 Rev= 1.01
> S: Manufacturer=Novation EMS
> S: Product=ReMOTE25 V1.0
> C:* #Ifs= 1 Cfg#= 1 Atr=20 MxPwr=250mA
> I: If#= 0 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=00 Prot=00 Driver=(none)

Class ff is "vendor-specific", so it's not 100% compatible with the
USB Audio Specification.

> Steve mentioned that i might need the snd-usb-midi driver instead, but
> if i remember correctly it was merged into the snd-usb-audio driver a
> while back. Is that true?

Yes, it's true (that the former is not true).

> I've read about special case quirks being added for specific usb
> devices, but haven't understood what they are... Could that be possible
> with the remote 25?

Those are for devices that are almost compatible with the spec. This
may or may not be the case with the Remote25.

Please post the output of "lsusb -v".

Regards,
Clemens


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