[sane-devel] Canon LIDE 110 + USB3

[Marc Cousin]

On Friday 26 June 2015 08:29:27 Heinz Wiesinger wrote:
> On Friday 19 June 2015 15:57:03 Marc Cousin wrote:
> > On Thursday 30 April 2015 13:15:17 Marc Cousin wrote:
> > > On 18/04/2015 18:46, Marc Cousin wrote:
> > > > On 18/04/2015 18:27, Marc Cousin wrote:
> > > >> On 18/04/2015 12:35, Heinz Wiesinger wrote:
> > > >>> On Saturday 18 April 2015 10:58:31 Marc Cousin wrote:
> > > >>>> Hi,
> > > >>>> 
> > > >>>> I've got a brand new computer with USB3 all over the place, and
> > > >>>> cannot
> > > >>>> use my "old" LIDE 110 with it, even with a git version. The scanner
> > > >>>> is
> > > >>>> still working, as it works when connecter to my older laptop,
> > > >>>> through
> > > >>>> USB2. It doesn't work with a git checkout from a few minutes ago.
> > > >>>> 
> > > >>>> I see that some drivers have received some patches to work around
> > > >>>> problems with USB 3. Is there something to be done to the genesys
> > > >>>> driver
> > > >>>> too ? What can I provide to help solving this ?
> > > >>> 
> > > >>> Hi,
> > > >>> 
> > > >>> I have the same problem with the LIDE 210. In a message from last
> > > >>> month, Stef
> > > >>> asked for usbpcap log from windows (see
> > > >>> http://lists.alioth.debian.org/pipermail/sane-devel/2015-March/03320
> > > >>> 2.
> > > >>> ht
> > > >>> ml
> > > >>> 
> > > >>>   for details). Unfortunately I don't have access to a Windows
> > > >>> 
> > > >>> computer having
> > > >>> USB3 ports. So if you have and you could provide those logs, it
> > > >>> might
> > > >>> help in
> > > >>> figuring out what's going wrong.
> > > >>> 
> > > >>> Grs,
> > > >>> Heinz
> > > >> 
> > > >> I have no windows installed. I have one in a KVM box, should I give
> > > >> it
> > > >> a
> > > >> try ?
> > > > 
> > > > I gave it a try, in the KVM windows, scanning works. It is seen as
> > > > USB2
> > > > from windows though, I don't know if this is of any importance.
> > > 
> > > So,
> > > 
> > > Is this dump (from a virtulized windows seeing USB2) interesting ?
> > > 
> > > Regards
> > 
> > Hi,
> > 
> > I'm back on this, after a while away from home. Is there anything I can
> > provide ?
> > 
> > To sum up:
> > 
> > - The LIDE110 doesn't work from SANE (git checkout from 10 minutes ago) +
> > Linux (4.0.5): I only have problem with the scanner. Any other periphal I
> > plugged in worked ok (mouse, usb card reader, usb disk drive, keyboard)…
> > - It works in Win7, virtualized in KVM, using the exact same USB3 port
> > (seen as USB2 from Windows)
> > - It almost works when all debug traces are activated in SANE (it fails
> > much later)
> > 
> > I am willing to capture anything you want, just tell me (and give me
> > pointers to how to do the requested captures). I could even (but as a last
> > resort, as I don't have space for it right now) install a Win7 on this
> > machine.
> 
> Hi!
> 
> I'm CC'ing Stef on this since he is the dev who originally asked me for the
> usbpcap logs.
> 
> But what I think is, that if windows only sees the connection as USB2, it
> won't be much help in fixing the USB3 issues.
> 
> Grs,
> Heinz
I don't know, I could do the capture at Linux's level… it's still USB3 in this 
layer, isn't it ?