On Mon, Oct 14, 2024 at 05:32:38PM +0200, Ahmad Fatoum via B4 Relay wrote: > From: Ahmad Fatoum <a.fatoum@xxxxxxxxxxx> > > We currently use whatever polling interval the keyboard reports, but in > some keyboard it can be useful to set a lower interval, e.g. for better > control of the snake in the barebox demo[1]. > > Add a parameter to make this possible. > > [1]: https://fosstodon.org/@barebox/112983807569839989 > > Signed-off-by: Ahmad Fatoum <a.fatoum@xxxxxxxxxxx> > --- > drivers/input/usb_kbd.c | 5 +++++ > 1 file changed, 5 insertions(+) > > diff --git a/drivers/input/usb_kbd.c b/drivers/input/usb_kbd.c > index 2e75aabf3da4..d47e760a89ee 100644 > --- a/drivers/input/usb_kbd.c > +++ b/drivers/input/usb_kbd.c > @@ -169,6 +169,11 @@ static int usb_kbd_probe(struct usb_device *usbdev, > data->intpktsize = min(usb_maxpacket(usbdev, data->intpipe), > USB_KBD_BOOT_REPORT_SIZE); > data->intinterval = data->ep->bInterval; > + > + dev_add_param_uint32(&usbdev->dev, "polling_interval", > + NULL, NULL, &data->intinterval, "%u", > + NULL); Should be polling_interval_ms to make it more clear what is expected here. Sascha -- Pengutronix e.K. | | Steuerwalder Str. 21 | http://www.pengutronix.de/ | 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |
