Re: cdc-acm with incorrect bInterfaceSubClass

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On Mon, Oct 27, 2014 at 02:52:59PM +0000, Karl Palsson wrote:
> Hi,
> 
> I've got a GW Instek function generator (AFG-2225) that _appears_ like
> it should be a
> CDC-ACM device, but it seems to have a bug in it's descriptor.  The
> same bug as Steven
> Ackerman had in this thread:
> http://comments.gmane.org/gmane.linux.usb.general/71225
> (lsusb -v output at the bottom of this mail)

> Is there anything I can do to get this to turn up as an ACM device in linux?

What happens if you add the device id through sysfs?

	echo 2184 001c >/sys/bus/usb/drivers/cdc_acm/new_id

Johan
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