Here's the usbmon log on bus 01 worflow: 1. cat /sys/kernel/debug/usb/usbmon/1u > 1u.mon.out 2. plug scanner 3. scanimage -L 4. unplug scanner 5. stop cat
Regards, Martin On Mon, Jul 1, 2013 at 7:34 PM, Greg KH <gre...@linuxfoundation.org> wrote: > On Mon, Jul 01, 2013 at 10:45:27AM +0200, Martin van Es wrote: >> On Mon, Jul 1, 2013 at 12:17 AM, Greg KH <gre...@linuxfoundation.org> wrote: >> > On Sun, Jun 30, 2013 at 09:35:59PM +0200, Martin van Es wrote: >> >> 3.9.8 brought a tiny improvement! >> >> >> >> scanimage -L now succesfully reports the scanner, but then hangs. >> >> I still can not scan with xsane however (no scanner device found) >> >> >> >> $ scanimage -L >> >> device `plustek:libusb:001:004' is a Canon CanoScan N670U/N676U/LiDE20 >> >> flatbed scanner >> >> (hang, but eventually returns prompt after couple of minutes) >> > >> > Any chance you can try 3.10-rc7 to see if anything improved there? >> > >> >> 3.10.0 is back to zero: no result on scanimage -L > > Ugh. > > Can you run 'usbmon' and get a dump of what is happening here? > > thanks, > > greg k-h -- If 'but' was any useful, it would be a logic operator
1u.mon.out
Description: Binary data
