usb touchpad not working properly on CURRENT with usb2

[Boris Kotzev]

On петък 06 март 2009 18:21:15 you wrote:
> On Thursday 05 March 2009, Boris Kotzev wrote:
> > > On Wednesday 04 March 2009, Boris Kotzev wrote:
> > > > > On Wednesday 04 March 2009, Boris Kotzev wrote:
> >
> > Thanks!
> >
> > Boris Kotzev
>
> Try editing /sys/dev/usb/input/ums.c . Change "bufsize":
>
> static const struct usb2_config ums_config[UMS_N_TRANSFER] = {
>
>         [UMS_INTR_DT] = {
>                 .type = UE_INTERRUPT,
>                 .endpoint = UE_ADDR_ANY,
>                 .direction = UE_DIR_IN,
>                 .mh.flags = {.pipe_bof = 1,.short_xfer_ok = 1,},
>                 .mh.bufsize = 0,        /* use wMaxPacketSize */
>                 .mh.callback = &ums_intr_callback,
>         },
> };
>
>
> into:
>
>
> static const struct usb2_config ums_config[UMS_N_TRANSFER] = {
>
>         [UMS_INTR_DT] = {
>                 .type = UE_INTERRUPT,
>                 .endpoint = UE_ADDR_ANY,
>                 .direction = UE_DIR_IN,
>                 .mh.flags = {.pipe_bof = 1,.short_xfer_ok = 1,},
>                 .mh.bufsize = 128,        /* use wMaxPacketSize XXX */
>                 .mh.callback = &ums_intr_callback,
>         },
> };
>
> This patch might make other USB mouse devices not work. It's just supposed
> to make the Touchpad work. Let me know the result and I will make the final
> patch.
>
> --HPS

Hi Hans,

Changing the bfsz from 0 to 128 in ums.c did not solve the problem. The
touchpad continues to respond to input in the same weird way.


Best regards,

Boris Kotzev