Re: [PATCH v2] hid-multitouch: Fix Iiyama ProLite T1931SAW (0eef:0001 again!)

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On Tue, Nov 16, 2021 at 2:15 PM Ondrej Zary <linux@xxxxxxx> wrote:
>
> Iiyama ProLite T1931SAW does not work with Linux - input devices are
> created but cursor does not move.
>
> It has the infamous 0eef:0001 ID which has been reused for various
> devices before.
>
> It seems to require export_all_inputs = true.
>
> Hopefully there are no HID devices using this ID that will break.
> It should not break non-HID devices (handled by usbtouchscreen).
>
> Signed-off-by: Ondrej Zary <linux@xxxxxxx>

Reviewed-by: Benjamin Tissoires <benjamin.tissoires@xxxxxxxxxx>

Thanks!

Cheers,
Benjamin

> ---
>  drivers/hid/hid-multitouch.c | 5 +++++
>  1 file changed, 5 insertions(+)
>
> diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c
> index 3ea7cb1cda84..ac114b76057b 100644
> --- a/drivers/hid/hid-multitouch.c
> +++ b/drivers/hid/hid-multitouch.c
> @@ -1880,6 +1880,11 @@ static const struct hid_device_id mt_devices[] = {
>                 MT_USB_DEVICE(USB_VENDOR_ID_CVTOUCH,
>                         USB_DEVICE_ID_CVTOUCH_SCREEN) },
>
> +       /* eGalax devices (SAW) */
> +       { .driver_data = MT_CLS_EXPORT_ALL_INPUTS,
> +               MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
> +                       USB_DEVICE_ID_EGALAX_TOUCHCONTROLLER) },
> +
>         /* eGalax devices (resistive) */
>         { .driver_data = MT_CLS_EGALAX,
>                 MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
> --
> Ondrej Zary
>




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