Re: [PATCH v5 1/9] [media] v4l2-core: Add support for touch devices

Dmitry Torokhov
2016-06-23T22:41:16Z

On Wed, Jun 22, 2016 at 11:08:25PM +0100, Nick Dyer wrote:
> Some touch controllers send out touch data in a similar way to a
> greyscale frame grabber.
>
> Use a new device prefix v4l-touch for these devices, to stop generic
> capture software from treating them as webcams.
>
> Add formats:
> - V4L2_TCH_FMT_DELTA_TD16 for signed 16-bit touch deltas
> - V4L2_TCH_FMT_DELTA_TD08 for signed 16-bit touch deltas
> - V4L2_TCH_FMT_TU16 for unsigned 16-bit touch data
> - V4L2_TCH_FMT_TU08 for unsigned 8-bit touch data
>
> This support will be used by:
> * Atmel maXTouch (atmel_mxt_ts)
> * Synaptics RMI4.
> * sur40
>
> Signed-off-by: Nick Dyer <nick.dyer@itdev.co.uk>

Hans/Mauro, when you merge this can you make a stable branch (maybe
based on 4.6) so I can pull it in as well and then merge the rest?

Thanks!

--
Dmitry