On Tue, 30 Jan 2007 13:08:19 -0500 (EST)
Alan Stern <[email protected]> wrote:
> On Sat, 27 Jan 2007, Soeren Sonnenburg wrote:
>
> > Dear all,
> >
> > I am trying to use a P990 phone in via mass storage under linux. I was
> > able to copy data to/from the phone without trouble under winxp but
> > receive millions of I/O errors (see below (*), basically on any sector).
> > As this was also happening on a casio camera (and working on winxp) I
> > tried a couple of things to nail this down:
>
> ...
>
> > 4) I enabled usb mass storage verbose debug output and collected 2 runs
> > of I/O once with the sandisk and one with the P990 (attached as sandisk
> > and p990)
>
> ...
>
> > Now I am clueless what could have gone wrong (as I *think* this was all
> > working at some point at least before firmware updates) and what the
> > difference between these mass storage devices is.
>
> The log revealed that the phone's firmware returns garbage values in the
> Residue field for some WRITEs. This patch should take care of it.
>
> Alan Stern
>
>
>
> Index: usb-2.6/drivers/usb/storage/unusual_devs.h
> ===================================================================
> --- usb-2.6.orig/drivers/usb/storage/unusual_devs.h
> +++ usb-2.6/drivers/usb/storage/unusual_devs.h
> @@ -1318,12 +1318,13 @@ UNUSUAL_DEV( 0x0fce, 0xe031, 0x0000, 0x
> US_SC_DEVICE, US_PR_DEVICE, NULL,
> US_FL_FIX_CAPACITY ),
>
> -/* Reported by Jan Mate <[email protected]> */
> +/* Reported by Jan Mate <[email protected]>
> + * and by Soeren Sonnenburg <[email protected]> */
> UNUSUAL_DEV( 0x0fce, 0xe030, 0x0000, 0x0000,
> "Sony Ericsson",
> "P990i",
> US_SC_DEVICE, US_PR_DEVICE, NULL,
> - US_FL_FIX_CAPACITY ),
> + US_FL_FIX_CAPACITY | US_FL_IGNORE_RESIDUE ),
>
> /* Reported by Kevin Cernekee <[email protected]>
> * Tested on hardware version 1.10.
This fixes the phone, but what's the situation with that Casio camera?
-
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