[sane-devel] Canon Lide scanners stopped working in Ubuntu 16.04

[Dmitry B]

Hi, Johannes. Lide scanner don't work both with USB and USB3. I don't think
it's a kernel issue.

2016-06-22 10:39 GMT+03:00 Johannes Meixner <jsmeix at suse.de>:

>
> Hello,
>
> On Jun 21 21:31 Dmitry B wrote (excerpt):
>
>> Canon Lide scanners 110 and 220. They used to
>> work in Ubuntu 14.04. In 16.04 they stopped working.
>> I see an error message "Device I/O error".
>>
>
> Is the xhci_hcd kernel module (a.k.a. USB 3) used
> for the USB port where the scanner is connected to?
>
> See what "lsusb" and "lsusb -t" reports to find out
> to what USB bus and port the scanner is connected to and
> then to find out what kernel driver (i.e. kernel module)
> is used for that USB bus and port.
>
> If "lsusb -t" reports "Driver=xhci_hcd" for the USB bus
> and port where the scanner is connected to you are
> hit by the current general USB 3 issues in the kernel.
>
>
> Kind Regards
> Johannes Meixner
> --
> SUSE LINUX GmbH - GF: Felix Imendoerffer, Jane Smithard,
> Graham Norton - HRB 21284 (AG Nuernberg)
>
>
>
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