Hi Dmitry,
On Mon, Oct 12, 2015 at 12:04 PM, Petri Gynther <[email protected]> wrote:
> Allow driver to initialize its own values for input_dev->rep[REP_DELAY]
> and input_dev->rep[REP_PERIOD], but also use the software autorepeat
> functionality from input.c.
>
> For example, a HID driver could do:
>
> static void xyz_input_configured(struct hid_device *hid,
> struct hid_input *hidinput)
> {
> hidinput->input->rep[REP_DELAY] = 400;
> hidinput->input->rep[REP_PERIOD] = 100;
> hidinput->input->softrepeat = true;
> }
>
> static struct hid_driver xyz_driver = {
> .input_configured = xyz_input_configured,
> }
>
> Signed-off-by: Petri Gynther <[email protected]>
> ---
> drivers/input/input.c | 9 +++++++--
> include/linux/input.h | 1 +
> 2 files changed, 8 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/input/input.c b/drivers/input/input.c
> index 5391abd..a6f65c7 100644
> --- a/drivers/input/input.c
> +++ b/drivers/input/input.c
> @@ -2106,13 +2106,18 @@ int input_register_device(struct input_dev *dev)
>
> /*
> * If delay and period are pre-set by the driver, then autorepeating
> - * is handled by the driver itself and we don't do it in input.c.
> + * is handled by the driver itself and we don't do it in input.c
> + * unless the driver also requests softrepeat.
> */
> if (!dev->rep[REP_DELAY] && !dev->rep[REP_PERIOD]) {
> - dev->timer.data = (long) dev;
> + dev->softrepeat = true;
> + dev->timer.data = (unsigned long) dev;
> dev->timer.function = input_repeat_key;
> dev->rep[REP_DELAY] = 250;
> dev->rep[REP_PERIOD] = 33;
Please ignore this patch v2.
Better solution is to move the code from if-statement to an exported
function and call it here and from drivers when desired.
Sending patch v3 shortly.
> + } else if (dev->softrepeat) {
> + dev->timer.data = (unsigned long) dev;
> + dev->timer.function = input_repeat_key;
> }
>
> if (!dev->getkeycode)
> diff --git a/include/linux/input.h b/include/linux/input.h
> index 82ce323..2535948 100644
> --- a/include/linux/input.h
> +++ b/include/linux/input.h
> @@ -150,6 +150,7 @@ struct input_dev {
>
> struct ff_device *ff;
>
> + bool softrepeat;
> unsigned int repeat_key;
> struct timer_list timer;
>
> --
> 2.6.0.rc2.230.g3dd15c0
>
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