[sane-devel] Problems with USB 2.0 / ehci_hcd / Snapscan backend

Eric Firing wrote: > It is libusb-0.1.so.4.4.0 from the Mandrake 10.1 rpm, > libusb0.1_4-0.1.8-2mdk. This version should work, 0.1.9 being the latest ... JB. -- Julien BLACHE GPG KeyID 0xF5D65169

[sane-devel] Problems with USB 2.0 / ehci_hcd / Snapscan backend

Eric Firing wrote: > Maybe it is indeed a different problem. I used modprobe -r to unload > ehci-hcd, but the scanner still times out with an IO error: > [efiring@manini efiring]$ dmesg | tail -6 > usb 2-2: usbfs: USBDEVFS_BULK failed ep 0x2 len 6 ret -110 > usb 2-2: bulk timeout on ep2out > us

[sane-devel] Problems with USB 2.0 / ehci_hcd / Snapscan backend

Julien BLACHE wrote: > Eric Firing wrote: > > >>Maybe it is indeed a different problem. I used modprobe -r to unload >>ehci-hcd, but the scanner still times out with an IO error: > > It could be the USB controller hardware and whatever firmware it has. I have had serious problems using an E

[sane-devel] Problems with USB 2.0 / ehci_hcd / Snapscan backend

Julien, It is libusb-0.1.so.4.4.0 from the Mandrake 10.1 rpm, libusb0.1_4-0.1.8-2mdk. Eric Julien BLACHE wrote: > Eric Firing wrote: > > >>Maybe it is indeed a different problem. I used modprobe -r to unload >>ehci-hcd, but the scanner still times out with an IO error: > > >>[efiring@mani

[sane-devel] Problems with USB 2.0 / ehci_hcd / Snapscan backend

Oliver, >Back then I wasn't aware that the problems may be related to USB 2.0, >my guess was that the changes for the 2480 in the Snapscan backend >caused the problems. > >Can you confirm that the scanner works if ehci_hcd is not loaded? Maybe it is indeed a different problem. I used modpro

[sane-devel] Problems with USB 2.0 / ehci_hcd / Snapscan backend

Oliver Schwartz wrote: Hi Oliver, > - Can anybody with an Epson Perfection 660 / Perfection 2480 / > Perfection 2580 confirm those problems? My 2480 works fine whatever is the USB host controller used. JB. -- Julien BLACHE

[sane-devel] Problems with USB 2.0 / ehci_hcd / Snapscan backend

--nextPart1431070.xgiJaOco87 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Content-Disposition: inline Hi, > On November 9, 2004, I posted a message to sane-devel reporting > timeout problems with a Perfection 2480 on a USB 2.0 port. We then > excha

[sane-devel] Problems with USB 2.0 / ehci_hcd / Snapscan backend

Am Montag, 7. Februar 2005 19:47 schrieb Oliver Schwartz: > Hi all, > > I got a problem report from someone trying to use an Epson Perfection > 1670 on an USB 2.0 port using ehci_hcd+ohci_hcd as kernel drivers. > After firmware upload the scanner stops sending data for some reason > > If ehci_hcd i

[sane-devel] Problems with USB 2.0 / ehci_hcd / Snapscan backend

--nextPart12738672.EGolJEAC6Q Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Content-Disposition: inline Hi all, I got a problem report from someone trying to use an Epson Perfection=20 1670 on an USB 2.0 port using ehci_hcd+ohci_hcd as kernel drivers.=

[sane-devel] Problems with USB 2.0 / ehci_hcd / Snapscan backend

Oliver, You asked: >Can anybody with an Epson Perfection 660 / Perfection 2480 /=20 >Perfection 2580 confirm those problems? On November 9, 2004, I posted a message to sane-devel reporting timeout problems with a Perfection 2480 on a USB 2.0 port. We then exchanged a few messages. It sounds