Nope, no problem with the scanner. It turned out that one of the
other scanner backends was hogging the /dev/usbscanner device, and
that my software never actually go to the device.
When you experience the "usb_control/bulk_msg: timeout" messages
try to disable all but the backend you want to use in the dll.conf
This worked for me.
On Sat, Jun 24, 2000 at 02:30:17PM -0400, firstname.lastname@example.org wrote:
> I just noticed that somewhere between 2.4.0test1-ac10 and 2.4.0test2
> the scanner support was broken. ASFIK the scanner.c module was not
> changed, so I suspect that something in the bulk transfer is not
> working anymore.
> In my case (EPSON Perfection610) it fails every time. I can not get
> a communication with the scanner established.
> Karl Heinz
> On Sat, Jun 17, 2000 at 07:18:42PM -0700, John Gordon wrote:
> > Hi all,
> > Has anybody else noticed problems when using a USB scanner? I have an HP 5200C
> > set up using the latest versions of SANE, the HP backend and XSANE. Most of the
> > time it is OK, but every now and again a scan stops mid way and after a fairly
> > long timeout (maybe 30 seconds - I'll try to time it next time ;-), XSANE tells
> > me there was an I/O error. Restarting the scan works (no need to reset anything
> > at the hardware level).
> > dmesg is revealing the following:
> > usb_control/bulk_msg: timeout
> > scanner.c: read_scanner(0): NAK received
> > Oh, I'm using 2.2.14 and the latest backport too so I may not be 100% up to
> > date. Have there been any recent changes that could solve this? My HCD is UHCI
> > and U'm using CONFIG_USB_UHCI_ALT compiled into the kernel.
> > I don't have much time to explore at the moment, but if nobody else is seeing
> > it maybe I can spend some time on it in the next few weeks (I have another OS
> > to release this week ;-).
> > TTFN,
> > John...
> > __________________________________________________
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