Am Sam, 27 Mai 2000 schrieben Sie:
> abel deuring <a.deuring@satzbau-gmbh.de> writes:
>
> > > Hmm. I don't know if Oliver added anything to my version, but here is
> > > what I sent him (relative to sane-cvs). The patch to
> > > sanei/sanei_scsi.c should not be necessary if sane is setup properly,
> > > and is probably incorrect wrt other sane backends.
>
> [...]
>
> > If this patch to sanei_scsi.c works for your setup (Microtek USB
> > scanner, if my memory is right), it's fine. But it might break the
> > memory management for other backends which use the function
> > sanei_scsi_open. Most backends open the device file for scanner access
>
> To clarify:
>
> The patch is *only* included because I couldn't be bothered to read
> the docs to find the correct fix for the fact that my kernel sg buffer
> size is smaller than that which SANE expects.
I suspect it results from not supporting scatter/gather.
We can't easily support it, as the USB host controllers don't support
it, or at least the USB layer doesn't.
Oliver Neukum
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