[sane-devel] problems Plustek backend with Canon Lide-30

[Peter Zijlstra]

On Fri, 2004-08-13 at 08:34 +0200, Gerhard Jaeger wrote:
> Hi,
> 
> I'll check that here - for your second test, you might switch of cacheCalData.
> Another thing are these USB errors, is there any chance to go back to
> 2.4 kernel?
> 
> Ciao,
>   Gerhard
> 
Hi,

No, there is no way this machine will boot with a 2.4 kernel anymore :(.
However I stuck the scanner in my old p3 which has an uhci and there it
does work. So I'm inclined to believe the ohci driver is borked.
I'll contact the linux-usb guys on that.

Thnx for the trouble,

  Peter

> 
> 
> On Thursday 12 August 2004 16:19, Peter Zijlstra wrote:
> > Hi,
> >
> > The mailman just brought me my latest toy today, a canon lide-30.
> > So I plugged it into my machine which had sane-backends-1.0.14 on it,
> > started gimp and aquired my first preview. So far so good.
> >
> > However when I pressed the scan button to do a full scan I get an
> > awefull noise from the apparatus and an I/O-error on my screen.
> >
> > dmesg shows me this:
> >
> > usb 1-1: new full speed USB device using address 6
> > usb 1-1: usbfs: USBDEVFS_BULK failed ep 0x82 len 4096 ret -110
> > usb 1-1: usbfs: USBDEVFS_BULK failed ep 0x3 len 4 ret -110
> > usb 1-1: usbfs: USBDEVFS_BULK failed ep 0x3 len 5 ret -110
> > usb 1-1: usbfs: USBDEVFS_BULK failed ep 0x3 len 4 ret -110
> > usb 1-1: usbfs: USBDEVFS_BULK failed ep 0x3 len 5 ret -110
> > usb 1-1: usbfs: USBDEVFS_BULK failed ep 0x3 len 4 ret -110
> > usb 1-1: usbfs: USBDEVFS_BULK failed ep 0x3 len 4 ret -110
> > hub 1-0:1.0: port 1 disabled by hub (EMI?), re-enabling...<6>usb 1-1:
> > USB disconnect, address 6
> > usb 1-1: new full speed USB device using address 7
> > usb 1-1: device not accepting address 7, error -110
> > hub 1-0:1.0: Cannot enable port 1.  Maybe the USB cable is bad?
> > hub 1-0:1.0: Cannot enable port 1.  Maybe the USB cable is bad?
> > hub 1-0:1.0: Cannot enable port 1.  Maybe the USB cable is bad?
> >
> >
> > when I unplug and replug the device its ok again.
> >
> > So I tried sane-backends cvs (20040812). Same problem but even with
> > preview scanning.
> >
> > option disableSpeedup 1
> >
> > in /etc/sane.d/plustek.conf made the preview scanning work again, but
> > full scanning still gives me that noise and an I/O-error.
> >
> >
> > I've ran xsane with SANE_DEBUG_PLUSTEK=255 and saved the output of both
> > the 1.0.14 and cvs version. (attached: plustek.log.gz and
> > plustek2.log.gz resp.)
> >
> > I've also attached a full dmesg with a vanilla kernel.
> >
> > libusb-0.1.8
> > hotplug-20040401
> > gcc-3.3.4
> >
> > Can anybody help me? The website says this scanner is fully functional
> > with sane, can we work together to make that true.
> >
> > Kind regards,
> >
> > Peter Zijlstra
>