On Wed, Sep 21, 2016 at 02:21:17PM +0200, Oliver Neukum wrote: > in sysfs.
Google pointed me to /sys/bus/usb/drivers/usb/* where I find all kinds of 'bConfigurationValue'. Now is the problem to find which one you could mean. Under /sys/bus/usb/drivers/usb/7-1 I find manufacturer which reads 'Conexant' and bConfigurationValue which reads '1' Regards, Wim.