>-----Original Message----- >From: linux-usb-owner@xxxxxxxxxxxxxxx [mailto:linux-usb-owner@xxxxxxxxxxxxxxx] On Behalf Of Pandita, >Vikram >Sent: Monday, December 07, 2009 12:43 PM >To: Shivdas Gujare; linux-usb@xxxxxxxxxxxxxxx >Subject: RE: identify/measure usb speed in linux > > > >>-----Original Message----- >>From: linux-usb-owner@xxxxxxxxxxxxxxx [mailto:linux-usb-owner@xxxxxxxxxxxxxxx] On Behalf Of Shivdas >>Gujare >>Sent: Monday, December 07, 2009 12:40 PM >>To: linux-usb@xxxxxxxxxxxxxxx >>Subject: identify/measure usb speed in linux >> >>Hi, >> >>Is there any way I can identify "whats is the speed[High/full/low] at >>which my device is working in linux? > >cat /proc/bus/usb/devices >First line of each device T: >Will show the speed: Spd=480(HS), Spd=12(LS) and so on... Given procfs usb interface is getting deprecated and sysfs is the new norm You could 'cat speed' variable in following sysfs location: /sys/bus/usb/devices You will have to figure out which node represents your device. -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
